JP4797553B2 - Ceiling fan - Google Patents

Description

  The present invention relates to a ceiling fan provided with an illumination unit.

  Ceiling fans used in combination with air conditioners supply cool air from the ceiling in the summer and diffuse cold air that is biased to the floor surface during cooling, and are biased to the ceiling surface by reverse operation in the winter. The function of moving the warm air in the direction of the floor to make the indoor temperature uniform is comfortable and good for health, and is becoming popular because of the economic effect of energy-saving operation of the air conditioning equipment.

  Conventionally, a ceiling fan provided with a lighting fixture is known as an example of this type of ceiling fan (see, for example, Patent Document 1).

  Hereinafter, the ceiling fan will be described with reference to FIGS. 17 and 18.

  As shown in the figure, the main body 101 of the ceiling fan is covered with a main body cover 102, a triac 105 and a relay 106 are incorporated in the outer rotor type motor 103 and the circuit board 104, the connector 107 and the light receiving lead wire. 108, a capacitor 110 and a transformer 111 are disposed on the main body substrate 109, a power lead 113 is connected to the power source from the connector 112, a support 115 is fixed to the lower end of the shaft 114, and the light receiving unit 116 is mounted. The motor 103 is provided with blades 118 which are attached and covered with a light condensing cover frame 117.

When attaching the lighting device 119, the light receiving unit 116 and the light collecting cover frame 117 are removed, the lighting fixture 120 is fixed to the support 115, and the bracket 122 is provided at the end of the column 121 extending from the lighting fixture 120. The lamp portion 123 is provided so as to protrude from the bracket 122 in four directions. Further, the light receiving unit 116 and the condensing cover frame 117 removed earlier are provided at the lower end of the bracket 122 so as to be attachable.
JP-A-10-306792 ([0017] to [0021], FIGS. 1 and 2)

  In such a conventional ceiling fan, the main body cover 102 is provided so that the light receiving lead wire 108 and the power supply lead wire 113 connected to the components provided on the circuit board 104 and the main body substrate 109 can be stored outside the main body 101. Therefore, there exists a subject that the whole shape of a main-body part becomes large, and forming the whole shape of a main-body part small is requested | required.

  Moreover, when attaching the illuminating device 119, there exists a subject that the light reception unit 116 and the condensing cover frame 117 must be removed, the illumination fixture 120 must be fixed, and the bracket 122 must be provided, so that the illuminating device 119 can be easily attached. It is required to be.

  An object of the present invention is to solve such a conventional problem, and an object thereof is to provide a ceiling fan capable of reducing the overall shape of the main body portion and facilitating attachment of a lighting fixture.

  In order to achieve the above object, the ceiling fan of the present invention is an abduction type motor that is pivotally supported by a shaft at the center, a blade fixed to the rotor of the motor, and a control fixed to the lower end of the shaft. A motor control unit for controlling the motor, comprising: a box; an illumination unit comprising a plurality of illumination elements exposed on the lower surface of the control box; and a control unit housed in the control box. And an illumination control unit that controls the illumination unit, and a sensor unit that receives an infrared signal of the remote controller.

  By this means, a ceiling fan can be obtained in which the overall shape of the main body portion can be reduced.

  Another means is that the illumination element is constituted by a visible light emitting diode.

  By this means, a ceiling fan capable of incorporating a visible light emitting diode in the vicinity of the sensor unit is obtained.

  In another aspect, the illumination unit is formed by a plurality of visible light emitting diodes, and when the air volume is changed by remote control operation, the control means sets the number of visible light emitting diodes corresponding to the air volume for a predetermined time. It is designed to light up.

  By this means, it is possible to obtain a ceiling fan that can reliably notify the user of the change in the air volume received by the sensor unit.

  Further, the other means is configured such that when the air volume is changed by a remote control operation, the control means blinks the visible light emitting diode for the number of times corresponding to the air volume.

  By this means, a ceiling fan capable of displaying the air volume with a circuit having a small area can be obtained.

  The other means is configured such that when the air volume is changed by a remote control operation, the control means sequentially increases the luminance of the visible light emitting diodes to a brightness corresponding to the air volume.

  By this means, a ceiling fan capable of displaying the air volume with a circuit having a small area can be obtained.

  In addition, the other means includes a sound generation unit provided in the control means and a notification selection switch provided in the remote controller, and the notification selection switch selects at least one of the sound generation unit and the illumination unit to notify the air volume change. It is possible.

  By this means, it is possible to obtain a ceiling fan that can confirm the air volume set by selecting a necessary method.

  In addition, another means is provided to drive both the sounding part and the lighting part when the control means detects an abnormality leading to a serious danger such as dropping of the main body, and when an abnormality in the electric system such as a motor is detected. Is provided so as to drive only the illumination unit, and is provided so as to drive the sounding unit when a mechanical abnormality such as loose blades is detected.

  By this means, it is possible to obtain a ceiling fan that can easily determine the type of abnormality by three types of notification methods.

  ADVANTAGE OF THE INVENTION According to this invention, the ceiling fan which has the effect that size reduction of the whole shape can be achieved can be provided.

  In addition, it is possible to provide a ceiling fan that has an effect of reliably informing the user of the change in the air volume received by the sensor unit.

  In addition, the user can provide a ceiling fan that has an effect of selecting one of a plurality of notification methods and confirming the set air volume.

  In addition, it is possible to provide a ceiling fan that has an effect of easily distinguishing the type of abnormality.

  The invention according to claim 1 of the present invention is an abduction type motor that is pivotally supported by a shaft at its center, a blade fixed to the rotor of the motor, a control box fixed to the lower end of the shaft, An illumination unit comprising a plurality of illumination elements provided exposed on the lower surface of the control box; and a control unit accommodated in the control box; the control unit configured to control the motor; and It consists of an illumination control unit that controls the illumination unit and a sensor unit that receives the infrared signal from the remote controller. In addition, it is possible to reduce the overall shape of the main body without the need for a main body cover that covers the wiring and components as in the conventional example. Wiring between the sensor and sensor can be done easily, and the number of wires to the lighting unit is not limited by the shaft inner diameter, so the number of lights can be increased freely. Has the effect of being able to.

  Further, in the invention of claim 2, the illumination element is constituted by a visible light emitting diode, and the visible light emitting diode does not emit infrared rays, so there is little influence on the sensor receiving the infrared signal of the remote controller. It has the effect that it can be built in close to the sensor.

  According to a third aspect of the present invention, when the illumination unit is formed by a plurality of visible light emitting diodes and the air volume is changed by remote control operation, the control means has a number corresponding to the air volume for a certain time. The light emitting diode is turned on, and it is difficult to understand when the surrounding sound is loud or away from the main unit with only the dial tone emitted when the remote control is received. By notifying, it is possible to clearly confirm that the remote controller has been received.

  According to a fourth aspect of the present invention, when the air volume is changed by remote control operation, the control means is configured to blink the visible light emitting diodes a number of times corresponding to the air volume, and a plurality of visible light emitting elements. Parts such as transistors for individually controlling the diodes are not required, and the air volume can be displayed with a circuit having a simple circuit configuration and a small area.

  According to a fifth aspect of the present invention, when the air volume is changed by remote control operation, the control means is configured to sequentially increase the luminance of the visible light emitting diodes up to the brightness corresponding to the air volume. By changing the brightness by changing the time to energize the diode, parts such as transistors for individually controlling a plurality of visible light emitting diodes become unnecessary, and the air flow can be reduced with a simple circuit with a small area. It has the effect that it can be displayed.

  According to a sixth aspect of the present invention, a sound generation unit provided in the control means and a notification selection switch provided in the remote controller are provided, and at least one of the sound generation unit and the illumination unit is selected by the notification selection switch to change the air volume. It is possible to check the air volume set by selecting the required method such as only light and light when the surroundings are quiet, such as at night. Have.

  According to a seventh aspect of the present invention, when the control means detects an abnormality leading to a serious danger such as dropping of the main body, it is provided so as to drive both the sound generation unit and the illumination unit, and an electric system such as a motor. It is provided to drive only the illuminating unit when an abnormality is detected, and is provided to drive the sounding unit when a mechanical abnormality such as loose blades is detected. The type of abnormality can be easily identified, and there is a serious danger such as dropping of the main body. By notifying the abnormality that requires urgentness with both sound and light, the user can immediately remove the ceiling fan. It has the effect of detecting serious abnormalities and avoiding danger.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
As shown in FIGS. 1 to 3, an abduction type motor 2 that is pivotally supported by a hollow shaft 1 at the center, a blade 3 that is fixed to the rotor of the motor 2, and a control that is fixed to the lower end of the shaft 1. A control unit 8 including a box 4, a lighting unit 7 in which a plurality of lighting elements 5 provided exposed on the lower surface of the control box 4 are formed by visible light emitting diodes 6, and a control unit 8 housed in the control box 4; The means 8 is formed by a microcomputer 8a, a motor control unit 9 for controlling the motor 2, an illumination control unit 10 for controlling the illumination unit 7, and a sensor unit 12 for receiving an infrared signal from the remote controller 11, and an illumination unit 7 is formed by a plurality of visible light emitting diodes 6 and when the air volume is changed by the operation of the remote controller 11, the control means 8 lights up the number of visible light emitting diodes 6 corresponding to the air volume for a predetermined time. Two power lines 14 connected to the power source 13 are passed through the hollow shaft 1 and connected to the control means 8 in the control box 4, and two motor connection lines 15 are connected from the control means 8 to the motor 2. Are connected and configured through the shaft 1.

  In the above configuration, when the ceiling fan is in operation, the power source 13 is connected to the control means 8 via the power line 14 passing through the shaft 1, and the motor connection line 15 passing through the shaft 1 via the motor control unit 9. The motor 2 is energized, and the blades 3 rotate to blow air.

  On the other hand, the illumination element 5 composed of a plurality of visible light emitting diodes 6 is turned on via the illumination control unit 10 provided in the control means 8.

  When the remote controller 11 is operated, the ceiling fan is controlled to operate via the sensor unit 12 provided in the control means 8.

  Thus, according to the first embodiment, the abduction type motor 2 that is pivotally supported by the hollow shaft 1 at the center, the blade 3 that is fixed to the rotor of the motor 2, and the lower end portion of the shaft 1 are fixed. A control box 4, an illumination unit 7 composed of a plurality of illumination elements 5 provided exposed on the lower surface of the control box 4, and control means 8 accommodated in the control box 4. 8a, a motor control unit 9 for controlling the motor 2, an illumination control unit 10 for controlling the illumination unit 7, and a sensor unit 12 for receiving an infrared signal from the remote controller 11, so that a power line 14 is provided in the shaft 1. 2 and the motor connection line 15 can be passed, and the diameter of the shaft 1 can be reduced by reducing the number of wires passing through the shaft 1. Further, since a special cover for protecting the parts to be attached and detached such as the sensor portion is not required, the overall shape of the main body portion can be reduced.

  Further, since the illumination unit 7 and the sensor unit 12 can be wired only under the motor 2, the wiring can be easily performed, and the number of wires to the illumination unit 7 is limited by the inner diameter of the shaft 1. Therefore, the number of lights can be increased freely.

  In addition, since the illumination element 5 is composed of the visible light emitting diode 6, the visible light emitting diode 6 does not emit infrared rays, so that the sensor unit 12 receiving the infrared signal of the remote controller 11 has little influence on the sensor unit 12. It can be built in close proximity.

  Further, when the illumination unit 7 is formed by a plurality of visible light emitting diodes 6 and the air volume is changed by the operation of the remote controller 11, the control means 8 sets the number of visible light emitting diodes 6 corresponding to the air volume for a certain time. Since it is lit, it is difficult to discriminate when the surrounding sound is loud with only the dial tone emitted when the signal from the remote control 11 is received, or when it is away from the main body, but the signal from the remote control 11 is By notifying that it has been received by light, it is possible to clearly confirm that the signal from the remote controller 11 has been received.

(Embodiment 2)
As shown in FIG. 4, when the air volume is changed by remote control operation, the control means 8A is configured to blink the visible light emitting diode 6A through the illumination control unit 10A for the number of times corresponding to the air volume.

  In the above configuration, components such as transistors for individually controlling the plurality of visible light emitting diodes 6A are not required, and the air volume can be displayed with a simple circuit having a small area.

(Embodiment 3)
As shown in FIG. 5, when the air volume is changed by remote control operation, the control means 8B is configured to sequentially increase the luminance of the visible light emitting diode 6B through the illumination control unit 10B to the brightness corresponding to the air volume.

  In the configuration described above, components such as transistors for individually controlling the plurality of visible light emitting diodes 6B by changing the luminance of the visible light emitting diodes 6B by changing the time during which the visible light emitting diodes 6B are energized. Therefore, the air volume can be displayed with a circuit having a simple circuit configuration and a small area.

(Embodiment 4)
As shown in FIGS. 6 to 8, the sound generating unit 16 provided in the control unit 8C and the notification selection switch 17 provided in the remote controller 11A are provided. The slide type notification selection switch 17 is connected to the control unit 8C. The position of the illumination 18a for generating the control signal of the illumination unit 7A, the position of the sound generation 18b for generating the control signal of the sound generation unit 16, and the position of the sound & light 18c for simultaneously generating the control signal in the illumination unit 7A and the sound generation unit 16 are provided. ing. The notification selection switch 17 is used to select at least one of the sound generation unit 16 and the illumination unit 7A to notify the change in the air volume.

  In the above configuration, usually, when the notification selection switch 17 of the remote control 11A is slid to the position of the sound & light 18c and the air volume is set, the sound from the sounding section 16 and the light of the lighting section 7A notify the air volume, and at night When the noise is worrisome, the notification selection switch 17 is slid to the position of the illumination 18a to notify only by light. In this way, the user can select a necessary method, and the set air volume can be confirmed by at least one of the light and sound notification methods.

(Embodiment 5)
As shown in FIGS. 6, 8 and 9, the control means 8 </ b> C is provided so as to drive both the sounding unit 16 and the lighting unit 7 </ b> A when an abnormality leading to a serious danger such as dropping of the main body is detected. Provided to drive only the illumination unit 7A when an abnormality in the electric system such as the motor 2 is detected, and to drive the sounding unit 16 when a mechanical abnormality such as looseness of the blade 3A is detected. To do.

  In the above configuration, the type of abnormality can be easily determined by three types of notification methods, and sleep or the like is disturbed by notifying only by the light of the illumination unit 7A when an abnormality in the electrical system that does not require an emergency is performed. In addition, there is a serious danger such as a fall of the main body, and an abnormality that requires an emergency is notified by both the sound of the sound generator 16 and the light of the illumination unit 7A, thereby turning off the power supply 13. The danger can be avoided by evacuating from the surrounding of the ceiling fan.

( Reference Example 1 )
As shown in FIGS. 10 to 12, a short-circuit connector 22 for returning a signal to the control means 8E is connected to the power supply connector 21 to the lighting fixture 20 at the time of factory shipment. The control means 8E is a short-circuit connector. When 22 is connected, the power supply to the illumination drive unit 23 is stopped.

  In the above configuration, the control means 8E automatically controls the lighting drive unit 23 so that it is not energized, so that it is possible to reduce useless power when the lighting fixture 20 is not installed.

( Reference Example 2 )
As shown in FIGS. 13 and 14, a short-circuit connector 22A for returning a signal to the control means 8F at the time of shipment from the factory is connected to the power supply connector 21A for the lighting apparatus 20A, and the motor control section 9A of the control means 8F is connected to the motor control section 9A. A configuration in which a rotation increasing portion 24 for slightly increasing the number of rotations is provided, and when the control means 8F is connected to the short-circuit connector 22A, the number of rotations of the motor 2B is automatically increased by assuming that the lighting fixture 20A is attached. And

  In the above configuration, even when the lighting fixture 20A is installed without performing an operation of increasing the air volume, the same air volume as that of the ceiling fan alone can be obtained.

( Reference Example 3 )
As shown in FIGS. 15 and 16, when a switch 25 for turning on and off the commercial power supply 13 to the ceiling fan is provided on the wall, and the power supply 13A is input by the switch operation of the switch 25, the control means 8G is a short-circuit connector. The illumination unit 7C inside the ceiling fan is turned on when 22B is connected to the power supply connector 21A, and the lighting fixture 20B is turned on from the illumination drive unit 23A when the short-circuit connector 22B is not connected. To do.

  In the above configuration, the lighting device 20B or the lighting unit 7C can be turned on and off with the switch 25 provided on the wall regardless of the presence or absence of the lighting device 20B. Therefore, the remote controller (not shown) is searched for in the darkness at night. Thus, the useless operation of turning on the light is not performed, and the light can be turned on and off with only the switch 25 provided on the wall as in the case of the normal light.

  A fragrance means is incorporated in the control box or the lighting device, and it can be applied to the use as a fragrance device.

1 is a schematic cross-sectional view of a ceiling fan according to a first embodiment of the present invention. Electrical circuit diagram of the ceiling fan Front view of the ceiling fan remote control (A) Electrical circuit diagram of the ceiling fan according to the second embodiment of the present invention (b) Time chart showing changes in the number of blinks of the visible light emitting diode (A) Electrical circuit diagram of ceiling fan according to embodiment 3 of the present invention (b) Time chart showing change in luminance of the visible light emitting diode Electrical circuit diagram of ceiling fan of embodiment 4 or 5 of the present invention Front view of a remote control for operating the ceiling fan according to the fourth embodiment of the present invention Schematic sectional view of a ceiling fan according to Embodiment 4 or 5 of the present invention Explanatory drawing of operation | movement of the illumination part and sound generation part of the ceiling fan of Embodiment 5 of this invention Electrical circuit diagram with no lighting fixture attached to the ceiling fan of Reference Example 1 Schematic cross-sectional view with lighting fixture attached to the ceiling fan Electrical circuit diagram with lighting fixture attached to the ceiling fan Electric circuit diagram with lighting fixture attached to ceiling fan of Reference Example 2 Electrical circuit diagram showing the factory state of the ceiling fan Electrical circuit diagram with the lighting fixture attached to the ceiling fan of Reference Example 3 Electrical circuit diagram showing the factory state of the ceiling fan Cross-sectional view of a conventional ceiling fan It has the effect | action which can show sectional drawing which shows the state which attached the illuminating device to the same ceiling fan.

Explanation of symbols

1 Shaft 2 Motor 2A Motor 2B Motor 3 Blade 3A Blade 4 Control Box 5 Illuminating Element 6 Visible Light Emitting Diode 6A Visible Light Emitting Diode 6B Visible Light Emitting Diode 7 Illuminating Unit 7A Illuminating Unit 7B Illuminating Unit 7C Illuminating Unit 8 Control Unit 8A Control Means 8B Control means 8C Control means 8E Control means 8F Control means 8G Control means 9 Motor control part 9A Motor control part 10 Illumination control part 10A Illumination control part 10B Illumination control part 11 Remote control 11A Remote control 12 Sensor part 13 Commercial power supply 16 Sound generation part 17 Notification selection switch 20 Lighting fixture 20A Lighting fixture 20B Lighting fixture 21 Power supply connector 21A Power supply connector 22 Short-circuit connector 22A Short-circuit connector 22B Short-circuit connector 23 Illumination drive unit 23A Illumination drive unit 24 On rotation Part 25 switch

Claims (7)

An abduction type motor whose center is supported by a shaft, a blade fixed to the rotor of the motor, a control box fixed to the lower end portion of the shaft, and an exposed lower surface of the control box An illumination unit including a plurality of illumination elements; and a control unit accommodated in the control box, wherein the control unit includes a motor control unit that controls the motor, an illumination control unit that controls the illumination unit, and a remote controller A ceiling fan that consists of a sensor unit that receives the infrared signal. The ceiling fan according to claim 1, wherein the illumination element is constituted by a visible light emitting diode. The illumination unit is formed by a plurality of visible light emitting diodes, and when the air volume is changed by a remote control operation, the control means turns on the visible light emitting diodes corresponding to the air volume for a predetermined time. The ceiling fan according to 1 or 2. 3. The ceiling fan according to claim 2 , wherein when the air volume is changed by remote control operation, the control means is configured to blink the visible light emitting diode for the number of times corresponding to the air volume. 3. The ceiling fan according to claim 2 , wherein when the air volume is changed by a remote control operation, the control means sequentially increases the luminance of the visible light emitting diodes to a brightness corresponding to the air volume. A sound generation unit provided in the control means and a notification selection switch provided in a remote controller are provided, and at least one of the sound generation unit and the illumination unit can be selected by the notification selection switch to notify a change in air volume. The ceiling fan according to any one of 5. The control means is provided to drive both the sounding part and the lighting part when detecting an abnormality leading to a serious danger such as dropping the main body, and only the lighting part is driven when detecting an abnormality in the electric system such as a motor. The ceiling fan according to claim 6 , wherein the sounding unit is driven when a mechanical abnormality such as loose blades is detected.

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