JP4199595B2 - Terminal structure of electronic equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a terminal structure of an electronic device, and more particularly, to a terminal structure of an electronic device in consideration of waterproofing of a connection terminal to which a transmission line to be connected to another electronic device is connected.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, an exposed intercom structure that requires an exposed wiring in which a subscriber line is installed over a wall and is easy to construct is disclosed as a terminal structure of this type of electronic device (for example, Patent Document 1). ).
[0003]
According to the exposed intercom structure of the conventional example, the terminal board unit that supports the quick connection terminal is connected to the quick connection terminal even after a subscriber line wired to another electronic device (not shown) is connected to the intercom. Because the interphone body side connector with wiring and the subscriber line are connected separately to the connection terminal on the wall mounting adapter unit side and the quick connection terminal, respectively, the interphone body side can be slid with respect to the body. When attaching to a wall-mounted adapter unit, it is possible to perform installation work at the time of construction without forcibly moving the subscriber line to the left or right.
[0004]
[Patent Document 1]
JP-A-8-159125 (paragraph number 0001, paragraph number 0005, paragraph number 0024, FIGS. 1 and 2)
[0005]
[Problems to be solved by the invention]
In an exposed intercom structure, which is a conventional example, in order to connect a subscriber line installed on the installation wall to an immediate connection terminal mounted on the terminal board unit, it is attached to the surface of the installation wall. Means for inserting a subscriber line through a hole formed in the adapter unit and connecting the subscriber line to an immediate connection terminal mounted on a terminal board unit provided in the terminal board case (hereinafter referred to as a first connection). Or the wall mounting adapter unit is installed on the installation wall surface to the immediate connection terminal mounted on the terminal board unit provided on the terminal board case attached to the surface side of the installation wall surface. Means for connecting subscriber lines (hereinafter referred to as second connection means) have been applied.
[0006]
However, in the first connection means, the immediate connection terminal is mounted in the direction facing the installation wall surface. When a subscriber line is connected to the immediate connection terminal, when rainwater or the like is transmitted through the subscriber line. There was a possibility that water droplets could penetrate into the quick-connect terminal and the quick-connect terminal might corrode.
[0007]
In the second connection means, since the quick connection terminal is mounted at a position parallel to the installation wall surface and the connection port faces upward, when the subscriber line is connected to the quick connection terminal, Similar to the first connection means, when rainwater or the like has traveled along the subscriber line, water droplets may infiltrate the quick connection terminal, which may corrode the quick connection terminal.
[0008]
The present invention has been made to solve the above-mentioned problems, and protects connection terminals to which transmission lines leading to other electronic devices are connected from the influence of water droplets such as rain water to prevent the occurrence of corrosion. An object of the present invention is to provide a terminal structure for an electronic device.
[0009]
[Means for Solving the Problems]
In order to achieve the above-described object, the terminal structure of the electronic device according to the present invention includes a connection terminal for connecting to an external electronic device by a transmission line to an electronic device which is configured by a case and attached to a wall and used outdoors. Provided. When connecting the transmission line to the case and line processing lid, attach the line processing lid for extending the transmission line connected to the connection terminal below the connection terminal and conducting it to the external electronic equipment. Each has a locking projection and a locking piece for holding the line processing lid open, and the inner diameter of the bearing provided in the case is made larger than the shaft diameter of the rotary shaft provided in the line processing lid . Is.
[0010]
According to such a terminal structure of an electronic device, a transmission line connected to the connection terminal is extended below the connection terminal by a line processing lid fitted to the case and is led to an external electronic device. Therefore, rainwater or the like transmitted through the transmission line does not enter the connection terminal and falls downward due to the weight of the water droplet.
[0011]
Further, according to such a terminal structure of an electronic device, the transmission line is connected to the connection terminal by locking the locking piece provided on the line processing lid to the locking protrusion provided on the case. Sometimes the line processing lid can be kept open.
[0012]
In the terminal structure of the electronic device of the present invention, the case and the line processing lid each have a fitting groove and a fitting piece for preventing the line processing lid from being opened by an impact or the like when the line processing lid is fitted. .
[0013]
According to such a terminal structure of an electronic device, the line processing lid is fitted to the case by fitting the fitting piece provided on the line processing lid to the fitting groove formed in the case. When an impact or the like is sometimes generated in the electronic device, for example, when the electronic device falls from the wall and the impact is generated, it is possible to prevent the line processing lid from being opened.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, preferred embodiments of an electronic device terminal structure according to the present invention will be described with reference to the drawings.
[0015]
FIG. 1A is a cross-sectional view showing a terminal structure of an electronic device (hereinafter referred to as an electronic device 1) according to an embodiment of the present invention, and FIG. ) A view when viewed from the A part.
[0016]
As shown in the cross-sectional view of FIG. 1A and the A arrow view of FIG. 1B, an electronic device 1 to which a terminal structure according to an embodiment of the present invention is applied includes an upper case (not shown) and a lower case. It is comprised by the case 10, for example, is formed in the box type which can be attached to the wall (wall surface) 2 used outdoors, such as an entrance (dwelling unit entrance).
[0017]
In this electronic device 1, a transmission line L is inserted from the back surface side of the lower case 10 for connecting with an external electronic device, for example, an electronic device (not shown) installed in a dwelling unit. A connection terminal 20 on which an insertion port 200 for connecting (electrically connecting) the transmission line L and a release button 201 assigned to each insertion port 200 and releasing the transmission line L are mounted; The line processing direction of the transmission line L inserted into and connected to the insertion port 200 can be changed. Here, the transmission line L is pivotally attached to the lower case 10 so as to extend downward from the connection terminal 20 as shown in FIG. A line processing lid 21 shown in an enlarged perspective view is provided.
[0018]
Note that the number of the insertion ports 200 and the release buttons 201 of the connection terminal 20 provided in the lower case 10 (which constitutes the electronic device 1) is usually the same as the number of transmission lines L or more than the number of lines. The
[0019]
In addition, the upper case (not shown) (which constitutes the electronic device 1) is normally exposed to the outside of the entrance (the entrance to the dwelling unit), so that it is not affected by water drops such as rainwater or dust. It is covered with a protective cover (not shown).
[0020]
In addition, in the lower case 10 (which constitutes the electronic device 1), bearings 100 and 100 for pivoting the line processing lid 21 in a pivoted manner and a transmission line L are inserted into the insertion port 200 of the connection terminal 20. And a locking projection 101 for holding the open state of the line processing lid 21 when connected, and the electronic apparatus 1 when the line processing lid 21 is fitted into the lower case. When an impact or the like occurs, for example, when the electronic device 1 falls from the wall 2 and an impact occurs, at least one fitting groove for preventing the line processing lid 21 from opening, here, two fittings Grooves 102 are formed.
[0021]
Further, the line processing lid 21 includes rotating shafts 210 and 210 that are respectively fitted to and supported by bearings 100 and 100 provided in the lower case 10 (which constitutes the electronic device 1), and (the electronic device 1). To hold the line processing lid open when the transmission line L is inserted into the insertion port 200 of the connection terminal 20 and connected. At least for preventing the line processing lid 21 from being opened by the above-described impact or the like, which is respectively fitted into the locking piece 211 and the fitting grooves 102 and 102 formed in the lower case 10 (which constitutes the electronic device 1). One fitting piece, here, two fitting pieces 212 and 212 are provided.
[0022]
Further, the line processing lid 21 provided with the rotary shafts 210 and 210 pivotally supported by the bearings 110 and 110 provided in the lower case 10 (which constitutes the electronic device 1) is closed, that is, the lower In a state where the fitting pieces 212 and 212 provided on the line processing lid 21 are fitted into the fitting grooves 102 and 102 formed in the case 10, respectively, the gap between the lower case 10 and the line processing lid 21 is between A line processing hole 300 is opened.
[0023]
In the terminal structure of the electronic device according to the embodiment of the present invention having such a structure, the wiring processing method for the electronic device will be specifically described below.
[0024]
In order to connect an external electronic device such as an electronic device (not shown) installed in the dwelling unit to the electronic device 1, a transmission line L connected to the external electronic device (not shown) is connected. It is necessary to insert and connect to the insertion port 200 of the terminal 20. When performing this wiring process, first, as shown in the cross-sectional view of FIG. 3A, the lower case 10 (which forms the electronic device 1) is attached. After removing the fitting pieces 212 and 212 provided on the line processing lid 21 pre-fitted into the fitted fitting grooves 102 and 102 from the fitting grooves using a tool or the like, After rotating the line processing lid 21 provided with the rotary shafts 210 and 210 pivotally attached to the bearings 100 and 100 provided in the case 10 in the direction of the arrow shown in the partial sectional view of FIG. As shown in the partial sectional view of FIG. 3C, the lower case 10 and the line processing lid 21 Connecting inserted into the insertion port 200 of the connection terminal 20 for the transmission line L which is inserted into the large hole (opening) than the linear processing hole 300 described above, which is opened between. At this time, the locking piece 211 provided on the line processing lid 21 gets over the apex portion of the locking projection 101 provided on the lower case 10 (which constitutes the electronic apparatus 1), and on the opposite side of the locking projection. Therefore, when the transmission line L is inserted into the insertion port 200 of the connection terminal 20 and connected, the opened state of the line processing lid 21 can be maintained and the wiring process is facilitated.
[0025]
If the inner diameters of the bearings 100, 100 provided in the lower case 10 (which constitutes the electronic device 1) are larger than the shaft diameters of the rotary shafts 210, 210 provided in the line processing lid 21, the line processing lid 21 It is easy to turn and easy to open and close.
[0026]
In addition, after the transmission line L is inserted and connected to the insertion port 200 of the connection terminal 20, the line processing lid 21 is rotated and closed as shown in the sectional view of FIG. When the fitting pieces 212, 212 provided on the line processing lid 21 are fitted into the fitting grooves 102, 102 formed in the lower case 10, respectively, an impact or the like occurs in the electronic device 1, for example, When the electronic device 1 falls from the wall 2 and an impact occurs, not only can the line processing lid 21 be prevented from opening, but also an external electronic device such as an electronic device (not shown) installed in a dwelling unit. ) Can be extended below the connection terminal 20 so that rainwater or the like transmitted through the transmission line L does not enter the insertion port 200 of the connection terminal 20 and drops of water droplets. The connection terminal 20 falls because it falls downward due to its own weight. Protected without being affected by the water droplets such as rainwater can be prevented from occurring corrosion.
[0027]
Note that, according to the above-described embodiment, at least one fitting groove formed in the lower case 10 (which constitutes the electronic device 1) and the fitting piece provided in the line processing lid 21 are separated into the two fitting grooves 102. , 102 and fitting pieces 212, 212, but not limited to two, a plurality of fitting grooves 102, 102, 102,... When the wire processing lid 21 is provided with the fitting pieces 212, 212, 212,... Corresponding to the number of 102, 102,. Further, it is possible to further prevent the line processing lid 21 from opening.
[0028]
Further, according to the above-described embodiment, the insertion port 200 of the connection terminal 20 provided in the lower case 10 (which constitutes the electronic device 1) is provided in the direction facing the wall 2, but is not limited to this direction. As shown in the cross-sectional view of FIG. 4, the insertion port 200 of the connection terminal 20 is provided in a position parallel to the wall 2 and the insertion port is directed downward, so that the connection terminal 20 is affected by water drops such as rainwater. Protecting against corrosion can further prevent the occurrence of corrosion.
[0029]
【The invention's effect】
As is clear from the above description, according to the terminal structure of the electronic device of the present invention, the transmission line connected to the connection terminal is extended below the connection terminal by the line processing lid fitted to the case. Therefore, rainwater, etc. that has traveled along the transmission line does not enter the connection terminal and falls down due to the weight of the waterdrop. It can be protected without being affected by the effects of corrosion. In addition, when the transmission line is connected to the connection terminal, the state in which the line processing lid is opened can be maintained, so that the wiring process is facilitated. Further, when the line processing lid is fitted into the case, an impact or the like is generated on the electronic device. For example, when the electronic device is dropped from the wall and an impact is generated, the line processing lid can be prevented from opening.
[Brief description of the drawings]
FIG. 1A is a cross-sectional view showing a terminal structure of an electronic device according to an embodiment of the present invention. FIG.1 (b) is A arrow view at the time of seeing an electronic device from the A section in the terminal structure of the electronic device by the Example of this invention.
FIG. 2 is an enlarged perspective view showing a line processing lid constituting the electronic device in the terminal structure of the electronic device according to the embodiment of the present invention.
FIG. 3 (a) is a connection terminal insertion port provided in a lower case (case) for a transmission line led to another electronic device in the terminal structure of an electronic device according to an embodiment of the present invention; Sectional drawing for demonstrating the wiring processing method when inserting in and connecting. FIGS. 3B and 3C are partial cross-sectional views for explaining the above-described wiring processing method.
FIG. 4 is a cross-sectional view showing a terminal structure of an electronic device according to another embodiment of the present invention.
[Explanation of symbols]
1 ... Electronic equipment 10 ... Lower case (case)
101 ... Locking protrusions 102 and 102 ... Fitting groove 2 ... Wall 20 ... Connection terminal 21 ... Line treatment lid 211 ... Locking pieces 212 and 212 ... Fitting pieces L ... Transmission line
100, 100 ... Bearing
210, 210 ... Rotating shaft

Claims (2)

An electronic device (1) that is attached to the wall (2) by the case (10) and used outdoors is provided with a connection terminal (20) for connection with an external electronic device through a transmission line (L),
A line processing lid (21) for extending the transmission line connected to the connection terminal below the connection terminal to lead to the external electronic device is attached ,
The case and the line processing lid each have a locking projection (101) and a locking piece (211) for holding the line processing lid in an opened state when connecting the transmission line,
A terminal structure of an electronic device , wherein an inner diameter of a bearing (100, 100) provided in the case is made larger than an axis diameter of a rotating shaft (210, 210) provided in the line processing lid . The case and the line processing lid are respectively provided with fitting grooves (102, 102) and fitting pieces (212, 212) for preventing the line processing lid from being opened by impact or the like when the line processing lid is fitted. The terminal structure of an electronic device according to claim 1, comprising:

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