JP3620176B2 - Video camera device, TV intercom device, and surveillance camera device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a video camera device, a television intercom device, and a surveillance camera device using an image sensor.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, as video camera devices used for general household TV intercom devices, those that capture an image within a certain range with an imaging lens and an image sensor fixed to a slave unit of the TV intercom device in correspondence with the simplification of the structure. Has been developed. However, in such a video camera device, there have been problems such as restrictions on the mounting position and widening the angle of the imaging lens to capture a wider range than necessary so that the face of a person appears small.
[0003]
In response to these problems, a TV intercom device has been developed that mounts an imaging unit with an imaging lens fixed to the imaging device on a mount that can be tilted up and down and tilted to the left and right, and directs the imaging direction of the imaging unit toward the subject. ing. In such a video camera device, since the base board to which the imaging unit is attached and the base board of the slave unit are separated, a transitional wiring such as a flexible wiring board is required between the two base boards, and in mounting various circuits The degree of freedom was lost and the number of parts was large, making it difficult to reduce the size of the apparatus.
[0004]
In response to this, there has been developed a system in which an oblique prism is disposed in front of the imaging lens, and the imaging range is varied by utilizing the optical path change due to the prism effect by the rotation of the oblique prism. However, in such a video camera device, since the oblique prism is expensive, it has been difficult to reduce the cost of the device.
[0005]
[Problems to be solved by the invention]
In the conventional video camera device described above, in order to change the imaging direction of the imaging unit, a skew prism is arranged in front of the imaging lens, and the imaging range is set by using the optical path change due to the prism effect by the rotation of the skew prism. A variable one has been developed, but the oblique prism is expensive, making it difficult to reduce the cost of the apparatus.
[0006]
Therefore, an object of the present invention is to provide a video camera device, a television intercom device, and a surveillance camera device that can change the imaging direction with respect to a base substrate with a simple structure and low-cost parts.
[0007]
[Means for Solving the Problems]
The video camera device according to claim 1 is a base substrate, an image sensor that is attached and fixed to the base substrate, has a sensor unit, converts an image received by the sensor unit into a video signal, and a sensor of the image sensor An image pickup lens that forms an image of a subject on the portion, and a slide portion that holds the image pickup lens and is directly attached to the base substrate in a slidable state.
[0008]
The video camera device according to claim 2 has a base substrate, an image sensor that is attached and fixed to the base substrate, has a sensor unit, converts an image received by the sensor unit into a video signal, and a sensor of the image sensor An imaging lens that forms an image of a subject on the part, an adjustment screw that is attached to the base substrate so as to be rotated in the lens shift direction of the imaging lens, and the adjustment screw is screwed, A sliding portion that holds the imaging lens and is directly attached to the base substrate so as to be slidable in the lens shift direction of the imaging lens, and moves in the lens shift direction by rotating the adjusting screw. It is characterized by that.
[0009]
4. A video camera device according to claim 3, comprising: a base substrate; an image sensor that is fixedly attached to the base substrate, has a sensor unit, converts an image received by the sensor unit into a video signal; and a sensor of the image sensor. An imaging lens that forms an image of a subject on the image sensor, a holding unit that holds the imaging lens, and the holding unit that is movably attached in the optical axis direction of the imaging lens and that is slidable on the base substrate And a sliding part attached directly.
[0010]
The video camera device according to claim 4 is the video camera device according to any one of claims 1 to 3, wherein a diameter of an image circle of an image formed by the imaging lens is a diagonal line of a sensor unit of the imaging element. It is characterized by being longer.
[0011]
The video camera device according to claim 5 includes a housing, a base substrate housed in the housing and formed with a slit hole, and fixed to one surface of the base substrate, and includes a sensor unit. An image sensor that converts an image received by the sensor unit into a video signal, an image pickup lens that forms an image of a subject on the sensor unit of the image sensor, and the image pickup lens that is held on one surface of the base substrate The lens mount is disposed on the other surface of the base substrate, and is fixedly attached to the base substrate together with the lens mount by being fixedly connected to the lens mount through the slit hole of the base substrate. A lens mount auxiliary member, and the case and the lens mount or the lens mount auxiliary member. DOO and the lens mount auxiliary member is characterized by comprising and a mechanical resistance means for generating the mechanical resistance when sliding.
[0012]
The video camera device according to claim 6 is a housing having a first slit hole, a base substrate housed in the housing and having a second slit hole, and one surface of the base substrate. An image sensor that has a sensor unit and converts an image received by the sensor unit into a video signal, an imaging lens that forms an image of a subject on the sensor unit of the image sensor, and the imaging lens. Holding the lens mount disposed on one surface of the base substrate and the other surface of the base substrate, and fixing the connection to the lens mount via the second slit hole of the base substrate, A lens mount auxiliary member that is slidably attached to the base substrate together with the lens mount and has a screw hole, and a first lens formed in the housing. Is inserted into the slit, the lens is mounted auxiliary screwed into the female screw portion formed in the member, characterized by comprising a position fixing screw which performs locking and unlocking of the lens mount auxiliary members.
[0013]
A video camera device according to claim 7, wherein a housing formed with a screw hole, a base substrate housed in the housing and formed with a slit hole, and attached and fixed to one surface of the base substrate, An image pickup device that converts an image received by the sensor portion into a video signal, an image pickup lens that forms an image of a subject on the sensor portion of the image pickup device, and holds the image pickup lens, and the base A lens mount disposed on one surface of the substrate, and disposed on the other surface of the base substrate, and is slid to the base substrate together with the lens mount by being fixedly connected to the lens mount through a slit hole in the base substrate. A lens mount auxiliary member that is directly attached in a possible state, and is screwed into a screw hole formed in the housing, with respect to the lens mount auxiliary member Contact also by increasing and decreasing the force applied indirectly, characterized the position fixing screws for performing fixing and unlocking of the lens mount auxiliary members, by comprising a.
[0014]
The video camera device according to claim 8 includes a housing, a base substrate housed in the housing and formed with a slit hole, and fixed to one surface of the base substrate, and has a sensor unit. An image sensor that converts an image received by the sensor unit into a video signal, an image pickup lens that forms an image of a subject on the sensor unit of the image sensor, and the image pickup lens that is held on one surface of the base substrate The lens mount is disposed on the other surface of the base substrate, and is fixedly attached to the base substrate together with the lens mount by being fixedly connected to the lens mount through the slit hole of the base substrate. A lens mount auxiliary member, and a lens mount auxiliary member provided on the lens mount auxiliary member and rotated to one side for dynamics with respect to the housing Resistance increase, characterized by comprising a lever member for reducing the mechanical resistance, the respect to the housing by rotating movement on the other side.
[0015]
A television intercom apparatus according to claim 9 is a slave unit provided with the video camera device according to any one of claims 1 to 8, a master unit connected to the slave unit by wiring, and an image of the video camera. A video signal transmitting unit that transmits a signal to the master unit via the wiring, and a voice transmitting / receiving unit that transmits and receives audio via the wiring between the master unit and the slave unit, To do.
[0016]
A surveillance camera device according to claim 10 is a surveillance camera body provided with the video camera device according to any one of claims 1 to 8, and a video signal transmission means for transmitting a video signal of the video camera via a wire. It was characterized by comprising.
[0017]
According to the configuration of the first to fourth, ninth, and tenth aspects, the image pickup lens is held and the sliding portion that is directly attached to the base substrate in a slidable state is moved in the lens shift direction. Since the imaging direction with respect to the substrate is changed, the imaging direction with respect to the base substrate can be made variable with a simple structure and low-cost components.
[0018]
According to the structure of Claim 2, a sliding part can be moved to a lens shift direction by rotating an adjustment screw.
[0019]
According to the configuration of the third aspect, the focus adjustment between the imaging lens and the sensor unit of the imaging element can be performed by moving the holding unit in the optical axis direction of the imaging lens.
[0020]
According to the configuration of the fifth to tenth aspects, the lens mount and the lens mount auxiliary member that are directly attached to the base substrate while being slidable are moved in the lens shift direction while holding the imaging lens. Since the imaging direction with respect to the substrate is changed, the imaging direction with respect to the base substrate can be made variable with a simple structure and low-cost components.
[0021]
According to the configuration of the fifth aspect, the positions of the lens mount and the lens mount auxiliary member can be stabilized by the mechanical resistance means, and the imaging direction can be stabilized.
[0022]
According to the configuration of the sixth and seventh aspects, the lens mount auxiliary member can be fixed and released by the position fixing screw, and the imaging direction can be stabilized.
[0023]
According to the configuration of the eighth aspect, by rotating and moving the lever member to one side, the mechanical resistance applied to the lens mount and the lens mount auxiliary member can be increased and the imaging direction can be stabilized. It is possible to stabilize, and by rotating and moving the lever member to the other side, the mechanical resistance applied to the lens mount and the lens mount auxiliary member can be reduced, and the adjustment of the imaging direction can be facilitated.
[0024]
According to the structure of Claim 9, the video camera apparatus as described in any one of Claims 1 thru | or 8 is applicable to a television intercom apparatus.
[0025]
According to the structure of Claim 10, the video camera apparatus as described in any one of Claims 1 thru | or 8 is applicable to a surveillance camera apparatus.
[0026]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0027]
FIG. 1 is an exploded perspective view showing a first embodiment of a video camera apparatus according to the present invention.
[0028]
In FIG. 1, reference numeral 11 denotes a base substrate, and an image sensor 12 is attached to a predetermined position on one surface of the base substrate 11. The image sensor 12 has a sensor unit 13 and converts an image received by the sensor unit 13 into a video signal.
[0029]
A sliding portion 14 forming a lens barrel holds the imaging lens 15 and is directly attached to the base substrate 11 so as to be slidable in the lens shift direction of the imaging lens 15.
[0030]
In the embodiment of the present invention, the slit hole 16 is formed in the base substrate 11, the female screw portion 17 is formed on the surface of the sliding portion 14 on the base substrate 11 side, and the mounting screw 18 is inserted into the slit of the base substrate 11. The sliding part 14 is directly attached to the base substrate 11 in a slidable state by being inserted into the hole 16 and screwed into the female thread part 17 of the sliding part 14.
[0031]
The adjusting screw 19 is attached to the base substrate 11 by a metal plate 20 so as to be rotatable in the lens shift direction of the imaging lens 15.
[0032]
A screw hole 21 of a female screw portion into which the adjustment screw 19 is screwed is formed on the surface of the sliding portion 14 on the adjustment screw 19 side.
[0033]
FIG. 2 is a perspective view of the assembled video camera device of FIG.
[0034]
In FIG. 2, the sliding portion 14 holds the imaging lens 15 and is directly attached to the base substrate 11 so as to be slidable in the lens shift direction of the imaging lens 15.
[0035]
An adjusting screw 19 is screwed into the screw hole 21 of the sliding portion 14.
[0036]
FIG. 3 is a cross-sectional view showing a main part of the video camera apparatus of FIG.
[0037]
The metal plate 20 is a metal plate formed in an L shape, and an adjustment screw 19 is attached to one end side, and the other end side is fixed to the edge of the base substrate 11 with screws 22. The adjusting screw 19 has a locking member 23 attached to the shaft portion, and rotates with respect to the metal plate 20, but does not protrude beyond the predetermined position in the lens shift direction from the metal plate 20.
[0038]
The sliding portion 14 moves in the lens shift direction by rotating the screw head 24 of the adjusting screw 19.
[0039]
The imaging lens 15 is configured as a triplet type of a convex lens 31, a concave lens 32, and a convex lens 33. The convex lens 31, the concave lens 32, and the convex lens 33 are held by a holding portion. A male screw part 35 is formed on the outer periphery of the holding part 34 on the base substrate 11 side. On the other hand, the sliding part 14 is formed with a cylindrical part 36 into which the holding part 34 is inserted. A female thread portion 37 is formed on the inner periphery of the cylindrical portion 36 on the base substrate 11 side. The male thread part 35 of the holding part 34 is screwed into the female thread part 37 of the cylindrical part 36. With such a structure, the holding portion 34 is attached to be movable in the optical axis direction of the imaging lens 15. The holding unit 34 can be moved in the optical axis direction of the imaging lens 15 by being manually rotated, and the focus adjustment between the imaging lens 15 and the sensor unit 13 of the imaging element 12 can be performed by such an operation.
[0040]
In the embodiment of the present invention, the diameter of the image circle of the image formed by the imaging lens 15 is longer than the diagonal line of the sensor portion of the imaging element 12.
[0041]
By forming the sliding portion 14 with an electric insulator, it is possible to prevent short-circuiting of various wirings and circuits of the base substrate 11 even though the sliding portion 14 is directly attached to the base substrate 11 in a slidable state.
[0042]
The operation of the embodiment of the invention will be described below.
[0043]
When changing the imaging direction with respect to the base substrate, the sliding portion 14 is moved in the lens shift direction by rotating the adjusting screw 19.
[0044]
FIG. 4 is a cross-sectional view showing a state in which the sliding portion 14 of FIG. 3 is moved in the lens shift direction.
[0045]
In FIG. 4, a point 41 indicates the position of the subject, and this point 41 is higher than the optical axis of the imaging lens 15 and the center portion 13 of the imaging element 12. However, the imaging lens 15 is shifted by moving the sliding portion 14 in the lens shift direction, and the light from the point 41 forms an image on the center of the center portion 13 of the imaging element 12 via the imaging lens 15. To do.
[0046]
Thus, according to the embodiment of the present invention, by holding the imaging lens 15 and moving the sliding portion 14 directly attached to the base substrate 11 in a slidable state in the lens shift direction, Since the imaging direction with respect to the base substrate 11 can be changed, the imaging direction with respect to the base substrate can be made variable with a simple structure and low-priced parts. It is possible to reduce the manufacturing cost of the apparatus without widening the lens and capturing an image of a wider range than necessary.
[0047]
FIG. 5 is a front view showing a television intercom apparatus to which the video camera apparatus of FIG. 1 is applied.
[0048]
In FIG. 5, the slave device 50 is provided with the video camera device of FIG.
[0049]
The parent device 60 is connected to the child device 50 by wiring 51.
[0050]
The slave unit 50 is provided with video signal transmission means for transmitting the video signal of the video camera to the master unit 60 via the wiring 51.
[0051]
The parent device 60 and the child device 50 are provided with sound transmitting / receiving means for transmitting and receiving sound between the parent device 60 and the child device 50 via the wiring 51.
[0052]
More specifically, the base unit 60 is provided with a receiver 61, and the receiver 61 is provided with a microphone 62 and a speaker 63 as voice transmitting / receiving means.
[0053]
The subunit | mobile_unit 50 is provided with the microphone 52 and the speaker 53 of an audio | voice transmission / reception means.
[0054]
The photographing lens 15 shown in FIG. 1 is provided at the upper left position of the front surface inside the slave unit 50. A dust-proof transparent plate 54 is provided on the front side of the photographing lens 15 and around the front side. The master unit 60 is provided with a video display unit 64 that displays a video signal from the video camera device.
[0055]
According to such a configuration, the video camera apparatus of FIG. 1 can be applied to a television intercom apparatus.
[0056]
FIG. 6 is a front view showing a surveillance camera device to which the video camera device of FIG. 1 is applied.
[0057]
In FIG. 6, the surveillance camera body 70 is provided with the video camera device of FIG. 1 and video signal transmission means for transmitting the video signal of the video camera device to the monitor device 80 side via the wiring 71. It has been.
[0058]
More specifically, the surveillance camera body 70 is connected to the monitor device 80 via the wiring 71. A photographing lens 15 shown in FIG. 1 is provided at a position on the upper front side inside the surveillance camera main body 70. A dust-proof transparent plate 72 is provided around the front side and the front side of the photographic lens 15. A microphone 73 is provided on the lower front side of the surveillance camera body 70.
[0059]
The monitor device 8 includes a video signal display unit 81 that displays a video signal from the surveillance camera body 70 and an audio output unit 82 that separates the audio signal from the video signal from the surveillance camera body 70 and outputs the audio signal. Is provided.
[0060]
According to such a configuration, the video camera device of FIG. 1 can be applied to a surveillance camera device.
[0061]
FIG. 7 is an exploded perspective view showing a case where the second embodiment of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus.
[0062]
In FIG. 7, the slave unit 100 has a structure in which a base substrate 111 is housed in a casing composed of a front case 101 and a back case 102. An image sensor 112 is attached to a predetermined position on one surface of the base substrate 111. The image sensor 112 has a sensor unit 113 and converts an image received by the sensor unit 113 into a video signal. Slit holes 114 are formed at positions before and after the image pickup device 112 of the base substrate 111 in the figure (up and down when the slave unit is attached to a wall or the like).
[0063]
A lens mount 115 forming a lens barrel holds the imaging lens 116 and is disposed on one surface of the base substrate 111. The lens mount auxiliary member 117 is disposed on the other surface of the base substrate 111, and is connected and fixed to the lens mount 115 and the screw 118 through the slit hole 114 of the base substrate 111. It is directly attached to the substrate 111 in a slidable state. The back case 102 and the lens mount auxiliary member 117 are provided with mechanical resistance means 120 that generates a mechanical resistance when the lens mount auxiliary member 117 slides with respect to the casing described later. The lens mount auxiliary member 117 is provided with a position adjusting knob 121. A slit hole 122 is formed at a position corresponding to the position adjustment knob 121 of the back case 102. Such a base substrate 111 is attached and fixed to the back case 102 with screws 119.
[0064]
Inside the upper case of the handset 100, a microphone 132 and a speaker 133 as voice transmission / reception means are attached. A microphone rubber 134 is attached to the microphone 132, and a waterproof sheet 135 is attached to the front side. The speaker 133 has a waterproof sheet 136 attached to the front side.
[0065]
The back case 102 is fixed to the front case 101 with screws 137. As a result, the photographing lens 116 is provided at the upper left position of the front surface inside the slave unit 100. A dust-proof transparent plate 104 is provided on the front side of the photographing lens 116 and around the front side. A through hole 105 and slit holes 106 and 107 are formed at positions corresponding to the microphone 132, the speaker 133, and the photographing lens 116 of the front case 101. A call button 108 is provided at the lower right position of the front case 101.
[0066]
Such a handset 100 is attached by fitting to a base 140 attached to a door wall by screwing or the like.
[0067]
FIG. 8 is a cross-sectional view showing a main part of FIG.
[0068]
In FIG. 8, as the mechanical resistance means 120, a plurality of concave portions 142 that are continuous along the lens shift direction 141 are provided in the back case 102 above and below the slit hole 122, and above and below the back surface of the lens mount auxiliary member 117. A convex portion 143 is provided, and mechanical resistance is generated by contact between the concave portion 142 and the convex portion 143.
[0069]
According to such an embodiment of the present invention, the lens mount 115 and the lens mount auxiliary member 117 that are directly attached to the base substrate 111 while holding the imaging lens 116 are slidable are provided with the position adjusting knob 121. Since the imaging direction with respect to the base substrate 111 is changed by moving the lens in the lens shift direction by the above operation, the imaging direction with respect to the base substrate can be made variable with a simple structure and low-cost components. In addition to the effects similar to those of the above embodiment, the positions of the lens mount 115 and the lens mount auxiliary member 117 can be stabilized by the mechanical resistance means 120, and the imaging direction can be stabilized.
[0070]
9 to 11 show a main part when the third embodiment of the video camera device according to the present invention is applied to a slave unit of a television intercom device, and FIG. 9 is a cross-sectional view seen from the side. 10 is a cross-sectional view seen from above, and FIG. 11 is a cross-sectional view seen from the front.
[0071]
9, in the embodiment of the present invention, a concave portion 152 is provided in the upper case 151 of the housing as the mechanical resistance means 150 instead of the mechanical resistance means 120 in FIG. 7, and the convex portion 154 is provided in the lens mount 153. Is provided.
[0072]
10 and 11, plate-like portions 155 and 156 for sandwiching the lens mount 153 from the left and right are provided inside the upper case 151 of the housing, and a recess 152 is provided on the inside thereof. Convex portions 154 are provided on the left and right side surfaces of the lens mount 153. The configuration other than the mechanical resistance means 150 is the same as that of the embodiment of the invention of FIG.
[0073]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 7 can be obtained.
[0074]
In the embodiment of the invention shown in FIGS. 7 to 11, as the mechanical resistance means 120, a combination of a concave portion and a convex portion is used, but a friction member that is in contact with each other may be used. It may be used.
[0075]
12 and 13 show the main part when the fourth embodiment of the video camera device according to the present invention is applied to a slave unit of a television intercom device, and FIG. 12 is a front view showing the base substrate. 13 is a front view showing a lens mount auxiliary member.
[0076]
In the embodiment of the present invention, slit holes 162 provided on the upper side and the lower side of the image sensor 112 of the base substrate 161 shown in FIG. Concave portions 163 are provided on the right and left inner sides, and convex portions 166 are provided on the left and right sides of the insertion portion 165 of the lens mount auxiliary member 164 in FIG. The slit 166 receives income from the insertion portion 165 so that the concave portion 163 and the convex portion 166 come into contact with each other. The configuration other than the mechanical resistance means is the same as that of the embodiment of the invention of FIG.
[0077]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 7 can be obtained.
[0078]
In the embodiment of the invention shown in FIGS. 12 and 13, the mechanical resistance means is formed on the lens mount auxiliary member, but the mechanical resistance means may be formed on the lens mount.
[0079]
FIG. 14 is a cross-sectional view showing a main part when the fifth embodiment of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus.
[0080]
In the embodiment of the present invention, a lens slide sheet 169 having a high frictional resistance is provided between the lens mount 166 and the base substrate 167 as a mechanical resistance means instead of the mechanical resistance means 120 of FIG. The lens slide sheet 169 is fixed to the lens mount 166 by a lens mount auxiliary member 168 and a screw 170.
[0081]
FIG. 15 is a perspective view showing the lens slide sheet 169 of FIG.
[0082]
In the center of the lens slide sheet 169, an opening 160 for exposing the image sensor 112 of FIG. 14 is provided.
[0083]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 7 can be obtained.
[0084]
FIG. 16 is a cross-sectional view of a main part when the sixth embodiment of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus.
[0085]
In FIG. 16, when the lens mount 172 slides with respect to the base substrate 174 by pressing the lens mount 171 against the base substrate 174 inside the upper case 171 and the lens mount 172 of the housing, the mechanical resistance is reduced. There is provided an elastic member 173 for generating.
[0086]
In this case, the elastic member 173 is a coil spring.
[0087]
The configuration other than the portion shown in FIG. 16 and the mechanical resistance means is the same as that of the embodiment of the invention of FIG. That is, the lens mount auxiliary member 175 is not provided with mechanical resistance means.
[0088]
According to such an embodiment of the invention, since the elastic member 173 functions as a mechanical resistance means, the same effect as the embodiment of the invention of FIG. 7 can be obtained.
[0089]
FIG. 17 is a cross-sectional view showing the main part when the seventh embodiment of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus.
[0090]
In FIG. 17, the base substrate 181 is provided with an elastic member 183 that generates a mechanical resistance when the lens mount 182 slides with respect to the base substrate 181 by pressing the lens mount 182 against the base substrate 181. ing. The elastic member 183 is formed of a leaf spring, and one end is connected to the base substrate 181 by soldering to the base substrate with the solder 184, and the other end presses the front side of the lens mount 182.
[0091]
The configuration other than the portion shown in FIG. 17 and the mechanical resistance means is the same as that of the embodiment of the invention of FIG.
[0092]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 16 can be obtained.
[0093]
FIG. 18 is a cross-sectional view showing the main part when the eighth embodiment of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus.
[0094]
In FIG. 18, when the lens mount 193 slides with respect to the base substrate 191 by pulling the lens mount 193 between the base substrate 191 and the lens mount auxiliary member 192, the mechanical resistance is reduced. There is provided an elastic member 194 for generating. The elastic member 194 is formed of a coil, is attached to the insertion portion 195 of the lens mount auxiliary member 192, and applies a force in a direction away from the base substrate 191.
[0095]
The configuration other than the portion shown in FIG. 18 and the mechanical resistance means is the same as that of the embodiment of the invention of FIG.
[0096]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 16 can be obtained.
[0097]
FIG. 19 is an exploded perspective view in the case where the ninth embodiment of the video camera apparatus according to the present invention is applied to the slave unit of the television intercom apparatus. The same components as those in FIG. The description is omitted.
[0098]
19, instead of providing the mechanical resistance means 120 of FIG. 7 in the slave unit 200, the lens mount auxiliary member 207 is provided with a female thread portion 201 at the position of the position adjusting knob. The lens mount auxiliary member 207 is fixed by screwing a position fixing screw 203 to which the anti-slip ring 202 is attached through the slit hole 122 of the back case 102. The non-slip ring 202 is disposed between the back case 102 and the screw head of the position fixing screw 203.
[0099]
The position fixing screw 203 fixes the lens mount auxiliary member 207 by rotating in a direction to be screwed into the female screw part 201, and rotates the lens fixing auxiliary member 207 in a direction opposite to the direction to be screwed into the female screw part 201. Unmounting of the mount auxiliary member 207 is performed.
[0100]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 1 is obtained, and the lens mount auxiliary member 207 can be fixed and released by the position fixing screw 203, and imaging is performed. The direction can be stabilized.
[0101]
FIG. 20 shows a cross-sectional view when the tenth embodiment of the video camera device according to the present invention is applied to a slave unit of a television intercom device. The same components as those in FIG. The explanation is omitted.
[0102]
In FIG. 20, in the slave unit, instead of providing the mechanical resistance means 120 of FIG. 7, an insertion portion 219 to be inserted into the slit 114 of the lens mount auxiliary member 217 is formed shorter than the thickness of the substrate 111. Accordingly, the screw 218 for fixing the lens mount auxiliary member 217 is a position fixing screw, and the lens mount auxiliary member 217 can be fixed and released similarly to the position fixing screw 203 of FIG. . The lens mount auxiliary member 207 is provided with a position adjusting knob 220. The back case 221 has slit holes 222 and 223 formed at positions corresponding to the position adjusting knob 220 and the position fixing screw 203, and the position adjusting knob 220 and the position fixing screw 218 can be operated from the outside of the slave unit. It is like that.
[0103]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 19 can be obtained.
[0104]
In FIG. 20, the screw 218 is configured to fix and release the lens mount auxiliary member by increasing and decreasing the force indirectly applied to the lens mount auxiliary member 217. The force applied directly to the auxiliary member 217 may be increased and decreased.
[0105]
FIG. 21 is a cross-sectional view of the video camera device according to the eleventh embodiment of the present invention applied to a slave unit of a television intercom device. The same components as those in FIG. The explanation is omitted.
[0106]
In FIG. 21, the slave unit is provided with a position fixing screw 230 instead of providing the mechanical resistance means 120 of FIG. The position fixing screw 230 is screwed into the screw hole 232 of the back case 231, and the tip of the screw portion presses the lens mount auxiliary member 237.
[0107]
The position fixing screw 230 fixes the lens mount auxiliary member 237 by rotating in a direction to be screwed into the screw hole 232, and is rotated in a direction opposite to the direction to be screwed into the screw hole 232. Thereby, the same effect as the embodiment of the invention of FIG. 19 is obtained.
[0108]
In FIG. 21, the position fixing screw 230 is configured to fix and release the lens mount auxiliary member 237 by increasing and decreasing the force applied directly to the lens mount auxiliary member 237. However, the force indirectly applied to the lens mount auxiliary member 237 may be increased and decreased.
[0109]
FIG. 22 to FIG. 23 show the main part when the embodiment of the twelfth aspect of the video camera device according to the present invention is applied to the handset of the TV intercom device, FIG. 22 is a sectional view, and FIG. It is explanatory drawing which shows operation | movement, and attaches | subjects the same code | symbol to the same component as FIG. 8, and abbreviate | omits description.
[0110]
In FIG. 22, the slave unit is provided with a lever member 248 instead of providing the mechanical resistance means 120 of FIG. 7. The lever member 248 is provided on the lens mount auxiliary member 247 and increases the mechanical resistance with respect to the back case 241 by rotating and moving to one side, and is rotated and moved to the other side with respect to the back case 241. Reduces mechanical resistance.
[0111]
More specifically, a protrusion 243 that is inserted into the slit hole 242 of the back case 241 is formed on the back side of the lens mount auxiliary member 247. The tip of the protrusion 243 is provided in a state where the lever member 248 can rotate. A cam 249 is formed around the rotation shaft of the lever member 248.
[0112]
In FIG. 23, as indicated by the solid line, the lever member 248 is rotationally moved to one side so that the cam 249 strongly presses the back case 241 to increase the mechanical resistance against the back case 241 and is indicated by a broken line. As described above, the cam 249 does not come into contact with the back case 241 by rotating and moving to the other side, and the mechanical resistance to the back case 241 is reduced.
[0113]
According to such an embodiment of the invention, the same effect as that of the embodiment of the invention of FIG. 8 can be obtained, and when adjusting the imaging direction, the lever member 248 is rotated and moved to the other side. The movement operation of the lens mount auxiliary member 247 can be facilitated.
[0114]
FIGS. 24 to 26 show a main part when the embodiment of the thirteenth aspect of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus. FIG. 24 is a sectional view, and FIG. 26 is an enlarged view of the lens mount auxiliary member, and FIG. 26 is an explanatory view showing the operation. The same components as those in FIGS. 7 and 8 are denoted by the same reference numerals, and description thereof is omitted.
[0115]
In FIG. 24, the slave unit is provided with a lever member 258 instead of providing the mechanical resistance means 120 of FIG. The lever member 258 is provided on the lens mount auxiliary member 257, and is rotated to one side to increase the mechanical resistance of the lens mount auxiliary member 257 with respect to the base substrate 111, and is rotated to the other side. Accordingly, the mechanical resistance of the lens mount auxiliary member 257 to the base substrate 111 is reduced.
[0116]
More specifically, a protrusion 253 to be inserted into the slit hole 252 of the back case 251 is formed on the back side of the lens mount auxiliary member 257. The tip of the protrusion 253 is provided in a state where the lever member 258 is rotatable. A cam 259 is formed around the rotation shaft of the lever member 258.
[0117]
In the case of FIG. 24, the lever member 25 is rotationally moved to the other side.
[0118]
In FIG. 25, the lens mount auxiliary member 257 is formed of an elastic member, and stress relief slits 261 are formed on the left and right sides of the protrusion 253. When the lever member 25 is rotated and moved to one side by the stress relief slit 261, the lens mount auxiliary member 257 is curved at a portion corresponding to the cam 259 in FIG. Contacting 111 increases the mechanical resistance.
[0119]
According to such an embodiment of the invention, the same effects as those of the embodiment of the invention shown in FIG. 22 can be obtained.
[0120]
FIG. 27 shows a cross-sectional view of the main part when the fourteenth embodiment of the video camera apparatus according to the present invention is applied to a slave unit of a television intercom apparatus, and the same components as those in FIG. Reference numerals are assigned and description is omitted.
[0121]
In FIG. 27, in the slave unit, an adjustment screw 261 is attached to the front case 262 of the housing in a rotatable state with its axis directed in the upper and lower lens shift directions of the imaging lens 116.
[0122]
The lens mount 263 is screwed with an adjustment screw 261, holds the imaging lens 116, and is disposed on one surface of the base substrate 264, and moves in the vertical lens shift direction by rotating the adjustment screw 262. In this case, it is the same as the embodiment of the invention of FIG. 7 except that the mechanical resistance means 120 of FIG. 7 is not provided.
[0123]
According to such an embodiment of the present invention, the imaging lens 116 can be moved in the lens shift direction by rotating the adjusting screw 261, so that the imaging direction can be easily adjusted, and the embodiment of the invention of FIG. The same effect can be obtained, and the adjustment screw 261 is located outside the housing, so that the operation is easier than in the embodiment of the invention of FIG.
[0124]
FIG. 28 shows a cross-sectional view of the essential parts when the embodiment of the fifteenth aspect of the video camera apparatus according to the present invention is applied to the handset of the television intercom apparatus, and the same components as those in FIG. Reference numerals are assigned and description is omitted.
[0125]
In FIG. 28, in the slave unit, an adjustment screw 271 is attached to the front case 272 of the housing in a rotatable state with its axis directed in the left and right lens shift direction of the imaging lens 116.
[0126]
The lens mount 273 is screwed with an adjustment screw 271 to hold the imaging lens 116 and is disposed on one surface of the base substrate 274, and moves in the left and right lens shift direction by rotating the adjustment screw 272. 7 is the same as the embodiment of the invention of FIG. 7 except that the mechanical resistance means 120 of FIG. 7 is not provided and that the lens mount 273 can be moved in the left-right direction.
[0127]
According to such an embodiment of the present invention, the imaging lens 116 can be moved in the lens shift direction by rotating the adjustment screw 261, so that the same effect as the embodiment of the invention of FIG. Since the screw 261 is on the outside of the housing, the operation is easier than in the embodiment of the invention of FIG.
[0128]
In the embodiment of the invention shown in FIG. 1 to FIG. 6, the sliding portion is formed of an electrical insulator, but there is a possibility of short-circuiting the portion where the sliding portion of the substrate contacts and the vicinity thereof. If there is no wiring, the sliding portion may be formed of a conductor such as iron or aluminum. The same applies to the lens mount and the lens mount auxiliary member according to the embodiment shown in FIGS. In the embodiment of the invention shown in FIGS. 1 to 6, the imaging lens is configured in a triplet type in consideration of the balance between price and image quality. However, as the imaging lens, a single ball is used in consideration of only the price. Various applications such as using a symmetrical Gaussian type in consideration of the balance between brightness and image quality are possible. The same applies to the lens of the embodiment of the invention shown in FIGS. The embodiment of the invention shown in FIGS. 7 to 28 can be applied to the television intercom apparatus of FIG. 5 and the surveillance camera apparatus of FIG. Furthermore, in the embodiment of the invention shown in FIG. 1 to FIG. 26, the lens shift direction is applied to the upper and lower ones.
[0129]
【The invention's effect】
As described above, according to the invention described in claims 1 to 10, the imaging direction with respect to the base substrate can be made variable with a simple structure and low-cost components, so that a large restriction is generated on the mounting position, It is possible to reduce the manufacturing cost of the apparatus without widening the angle of the imaging lens and imaging an area wider than necessary.
[0130]
According to the second aspect of the present invention, since the sliding portion can be moved in the lens shift direction by rotating the adjustment screw, the imaging direction can be easily adjusted.
[0131]
According to the third aspect of the present invention, the focus adjustment between the imaging lens and the sensor unit of the imaging element can be performed by moving the holding unit in the optical axis direction of the imaging lens.
[0132]
According to the fifth aspect of the invention, the positions of the lens mount and the lens mount auxiliary member can be stabilized by the mechanical resistance means, and the imaging direction can be stabilized.
[0133]
According to the sixth and seventh aspects of the invention, the lens mount auxiliary member can be fixed and released by the position fixing screw, and the imaging direction can be stabilized.
[0134]
According to the invention described in claim 8, by rotating and moving the lever member to one side, the mechanical resistance applied to the lens mount and the lens mount auxiliary member can be increased and the imaging direction can be stabilized. It is possible to stabilize, and by rotating the lever member to the other side, the mechanical resistance applied to the lens mount and the lens mount auxiliary member can be reduced, and the adjustment of the imaging direction can be facilitated.
[0135]
According to the ninth aspect of the present invention, the video camera device according to any one of the first to eighth aspects can be applied to a television intercom apparatus.
[0136]
According to the invention described in claim 10, the video camera device described in any one of claims 1 to 8 can be applied to the surveillance camera device.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view showing an embodiment of the invention of a video camera device according to the present invention.
FIG. 2 is a perspective view showing a state in which the video camera device of FIG. 1 is assembled.
3 is a cross-sectional view showing a main part of the video camera device of FIG. 2;
4 is a cross-sectional view showing a state in which the sliding portion of FIG. 3 is moved in the lens shift direction.
FIG. 5 is a front view showing a television intercom apparatus to which the video camera apparatus of FIG. 1 is applied.
6 is a front view showing a surveillance camera device to which the video camera device of FIG. 1 is applied. FIG.
FIG. 7 is an exploded perspective view showing a second embodiment of the video camera apparatus according to the present invention.
8 is a cross-sectional view showing a main part of FIG.
FIG. 9 is a side sectional view showing an embodiment of a third invention of the video camera apparatus according to the present invention.
10 is a cross-sectional view of the embodiment of the invention of FIG. 9 as viewed from above.
11 is a cross-sectional view of the embodiment of FIG. 9 as viewed from the front.
FIG. 12 is a front view of a base substrate showing an embodiment of a fourth invention of the video camera apparatus according to the present invention.
FIG. 13 is a front view of a lens mount auxiliary member showing an embodiment of a fourth invention of the video camera apparatus according to the present invention.
FIG. 14 is a sectional view showing a fifth embodiment of the video camera apparatus according to the present invention.
15 is a perspective view showing the lens slide sheet of FIG. 14;
FIG. 16 is a sectional view showing a sixth embodiment of the video camera apparatus according to the present invention;
FIG. 17 is a cross-sectional view showing a seventh embodiment of the video camera apparatus according to the present invention;
FIG. 18 is a sectional view showing an eighth embodiment of the video camera device according to the present invention;
FIG. 19 is an exploded perspective view showing a ninth embodiment of the video camera apparatus according to the present invention.
FIG. 20 is a sectional view showing a tenth embodiment of the video camera apparatus according to the present invention;
FIG. 21 is a sectional view showing an embodiment of an eleventh aspect of the video camera apparatus according to the present invention.
FIG. 22 is a sectional view showing an embodiment of a twelfth aspect of the video camera apparatus according to the present invention.
FIG. 23 is an explanatory diagram showing the operation of the embodiment of the invention of FIG. 22;
FIG. 24 is a sectional view showing a thirteenth embodiment of the video camera apparatus according to the present invention;
25 is an enlarged view of the lens mount auxiliary member of FIG. 24. FIG.
26 is an explanatory diagram showing the operation of the embodiment of the invention of FIG. 24. FIG.
FIG. 27 is a sectional view showing a fourteenth embodiment of the video camera apparatus according to the present invention;
FIG. 28 is a sectional view showing a fifteenth embodiment of the video camera apparatus according to the present invention.
[Explanation of symbols]
11 Base substrate
12 Image sensor
13 Sensor part
14 Sliding part
15 Imaging lens

Claims (10)

A base substrate;
An image sensor that is fixedly attached to the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
While holding this imaging lens, a sliding part directly attached to the base substrate in a slidable state,
A video camera device comprising: A base substrate;
An image sensor that is fixedly attached to the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
An adjustment screw attached to the base substrate so as to be rotatable in the lens shift direction of the imaging lens,
The adjusting screw is screwed to hold the imaging lens, and is directly attached to the base substrate in a state slidable in the lens shifting direction of the imaging lens, and rotates in the lens shifting direction by rotating the adjusting screw. Moving sliding parts;
A video camera device comprising: A base substrate;
An image sensor that is fixedly attached to the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
A holding unit for holding the imaging lens;
The holding part is attached so as to be movable in the optical axis direction of the imaging lens, and a sliding part directly attached to the base substrate in a slidable state,
A video camera device comprising: 4. The video camera device according to claim 1, wherein a diameter of an image circle of an image formed by the imaging lens is longer than a diagonal line of a sensor portion of the imaging element. 5. A housing,
A base substrate housed in this housing and having a slit hole formed therein;
An image sensor that is attached and fixed to one surface of the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
While holding this imaging lens, a lens mount disposed on one surface of the base substrate,
A lens mount auxiliary member which is disposed on the other surface of the base substrate and is directly attached to the base substrate in a slidable state together with the lens mount by being connected and fixed to the lens mount through a slit hole in the base substrate. When,
A mechanical resistance means provided in the case and the lens mount or the lens mount auxiliary member, and generating a mechanical resistance when the lens mount and the lens mount auxiliary member slide relative to the case;
A video camera device comprising: A housing in which a first slit hole is formed;
A base substrate housed in the housing and having a second slit hole formed thereon;
An image sensor that is attached and fixed to one surface of the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
While holding this imaging lens, a lens mount disposed on one surface of the base substrate,
It is arranged on the other surface of the base substrate, and is directly attached to the base substrate in a slidable state together with the lens mount by being connected and fixed to the lens mount through the second slit hole of the base substrate. A lens mount auxiliary member in which a screw hole is formed;
A position fixing screw that is inserted into a first slit hole formed in the housing, is formed in the lens mount auxiliary member and is screwed into a screw portion, and fixes and releases the lens mount auxiliary member;
A video camera device comprising: A housing in which a screw hole is formed;
A base substrate housed in this housing and having a slit hole formed therein;
An image sensor that is attached and fixed to one surface of the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
While holding this imaging lens, a lens mount disposed on one surface of the base substrate,
A lens mount auxiliary member which is disposed on the other surface of the base substrate and is directly attached to the base substrate in a slidable state together with the lens mount by being connected and fixed to the lens mount through a slit hole in the base substrate. When,
Position fixing for fixing and releasing the lens mount auxiliary member by increasing and decreasing the force applied directly or indirectly to the lens mount auxiliary member by being screwed into the screw hole formed in the housing. Screws,
A video camera device comprising: A housing,
A base substrate housed in this housing and having a slit hole formed therein;
An image sensor that is attached and fixed to one surface of the base substrate, has a sensor unit, and converts an image received by the sensor unit into a video signal;
An imaging lens that forms an image of a subject on the sensor section of the imaging device;
While holding this imaging lens, a lens mount disposed on one surface of the base substrate,
A lens mount auxiliary member which is disposed on the other surface of the base substrate and is directly attached to the base substrate in a slidable state together with the lens mount by being connected and fixed to the lens mount through a slit hole in the base substrate. When,
A lever member provided on the lens mount auxiliary member, which increases the mechanical resistance to the casing by rotating to one side and decreases the mechanical resistance to the casing by rotating to the other side. When,
A video camera device comprising: A handset provided with the video camera device according to any one of claims 1 to 8,
With the master unit connected to this cordless handset by wiring,
Video signal transmission means for transmitting a video signal of the video camera to the master unit via the wiring;
Voice transmission / reception means for transmitting and receiving voice via wiring between the master unit and the slave unit;
A television intercom apparatus, comprising: A surveillance camera body provided with the video camera device according to claim 1;
Video signal transmitting means for transmitting the video signal of the video camera via wiring;
A surveillance camera device comprising:

Images