JPH0724231B2 - Wiring equipment - Google Patents

Description

TECHNICAL FIELD The present invention relates to a wiring device.

[Background technology]

FIG. 4 shows a telephone outlet. This outlet has a housing 2 and a front cover 3 as an outlet body 1, which are connected to each other. The housing 2 has an insert setting port 4 in a small diameter portion and an attaching / detaching port 5 in a large diameter portion. The following modular insert 6 is set in the insert setting port 4. The modular insert 6 is composed of an insert body 7 and a connecting piece 8. The insert body 7 has a thin first insertion hole 9 and a second thick insertion hole 10 formed in the center thereof. The connection piece 8 is initially in the form of a straight pin, and the first and second insertion holes 9, 9 are formed in the insert body 7 before being assembled.
It is inserted through 10, and both ends are set so as to project to the outside of the insert body 7.

The lead wire 12 is connected to the protruding end of the connection piece 8 by the caulking metal fitting 11, and then the connection piece 8 is set so that the connection portion is inserted into the second insertion hole 10. The other end of the connection piece 8 is bent to form a contact piece 13. The modular insert 6 unitized in this way is fitted into the insert setting port 4 through the attachment / detachment port 5, the engaging protrusion 14 is engaged with the engaging hole 15 of the housing 2 on the outer periphery of the insert body 7, and the contact piece It is set so that 13 is fitted in the set groove 16 of the housing 2. By looking into the plug insertion opening 19 of the housing 2, the contact piece 13 comes into contact with the contact piece 13 by inserting the modular plug 18 provided at one end of the telephone modular cord 17 into the plug insertion opening 19. ing. on the other hand,
A plurality of lead wires 12 are provided corresponding to each connection piece 8, and the other end of these lead wires 12 has a washer 20 and a spring washer 21.
Equipped with a wire tightening screw 22
The terminals are connected by soldering 24 to the terminal boards 23 to which the terminals are attached. The terminal board 23 is inserted together with the modular insert 6 and set in the attaching / detaching port 5, and the rear cover 25 is attached to the housing 2.

A conventional telephone outlet has a modular plug 18
Since it was designed to be introduced through the rear cover 25 so as to be parallel to the insertion direction of the plug, the depth dimension W of the outlet becomes large and it is not possible to make it compact. Moreover, if the depth dimension is large, when the instrument is embedded. Hard to embed,
Moreover, it was not possible to streamline the construction because a large embedding space was required.

[Object of the Invention]

In view of the above-mentioned inconvenience, the present invention has an object to provide a wiring device which has a short depth and is compact and which enables efficient construction.

[Disclosure of Invention]

In order to achieve the above-mentioned object, a wiring device according to the present invention is an outlet, wherein the body has a plug insertion port into which a plug is inserted and an electric wire insertion port into which an electric wire is inserted, and In the wiring device in which the connection piece including the contact piece electrically connected to the Nozomi plug and the connection terminal portion to which the electric wire terminal is connected is set in the plug insertion opening, the electric wire insertion opening is , The outlet body is provided with its center oriented in a direction intersecting with the plug insertion direction, the outlet body is integrally formed in a hollow shape, and a rear cover is attached to an opening on the rear surface facing the plug insertion port, The connection piece inserted from the rear opening of the body is pushed by the rear cover toward the inside of the outlet body to be set. The features.

The present invention will be described below in detail with reference to the drawings showing the embodiments thereof.

FIG. 1 shows a telephone outlet as an example of a wiring device according to the present invention. Outlet body 1 '
Does not have a front cover that covers the front surface, and is composed only of a block-shaped, one-piece member corresponding to the housing. The outlet body 1'is, as shown in FIG.
It is formed by a hexahedron including a front wall 30 and an upper wall 31, and is attached by being embedded so that a part thereof is exposed from an embedding port 33 of an attachment wall 32 indicated by a two-dot chain line. The outlet body 1'includes a square opening / closing opening 34 in the center of the front wall 30 and a plug insertion opening 35 located on the back side of the opening / closing opening 34. The opening / closing opening 34 can be opened / closed by a front cover 37 which can be stored in a cover insertion opening 36 formed inside the bottom side of the body 1 '. The plug insertion port 35 is also formed in a square shape, and the modular plug 18 provided at one end of the modular cord 17 is inserted into the plug insertion port 35. The other end of the modular cord 17 is
It is adapted to be connected to the telephone through another plug not shown. A piece set hole 38 is formed inside the outlet body 1 ', and is opened and closed by a rear cover 39. The connection piece 40 is a spring plate, and is formed so that the contact piece 41 at one end and the connection terminal portion 42 at the other end are integrally joined by the conductive portion 43 located in the middle of them. Conductive part 43 of connection piece 40
As shown in FIG. 3, it is formed by a slightly wide portion, and an L-shaped fitting portion 43a having a narrow width is integrally provided at the front end thereof. The conductive portion 43
Are arranged so as to be directly applied to the lower inner surface of the upper surface wall 31 in the piece set hole 38. The fitting portion 43a is arranged so as to fit into the inner corner portion 44 of the upper front surface formed by the upper surface wall 31 and the front surface wall 30. From one end of the fitting portion 43a, the contact piece 4
1 extends downwardly toward the rear cover 39. The tip of the contact piece 41 is received by the anticline 45a of the triangular stopper 45 projecting into the piece set hole 38 so as to face upward from the bottom, and the portion from the middle to the base is It is designed to be electrically connected to the plug 18 through the plug insertion port 35. On the other hand, the connection terminal portion 42 is the connection piece 40.
Is formed on the rear end of the upper part of the. The connection terminal portion 42 has a pressing receiving piece 42a extending downward from the rear end of the conductive portion 43.
And a pressing projection (lock spring) 42b made of a spring plate, which is provided so as to be joined to an intermediate portion of the conductive portion 43 and extends obliquely toward the pressing receiving piece 42a. As shown in FIG. 1, one side of the pressing receiving piece 42a is received by the rear cover 39. A long hole-shaped wire insertion hole 46 is formed at the rear end of the conductive portion 43, and the wire is inserted near the rear end of the top wall 31 of the outlet body 1 ′ so as to correspond to the upper portion of the wire insertion hole 46. A mouth 47 is formed. The wire insertion port 47 is formed in a stepped shape, and its center is set to be perpendicular to the plug insertion direction (arrow H). Each wire
The wire 48 is inserted from above into the wire insertion port 47, and the wire terminal 48a is pressed against the connection terminal portion 42 by the spring force to be connected. In the embodiment, the connection pieces 40 are incorporated in parallel in six rows,
The connection pieces 40 are held in the piece set holes 38 in the outlet body 1'by being pushed from the back by the rear cover 39.

In the wiring device configured as described above, since the wire insertion port 47 is provided so as to intersect with the plug insertion direction H, the wire tightening screw 22, the washer 20, the spring washer as in the conventional case.
No space for installation such as 21 is required, and the depth dimension w can be made compact so as to be sufficiently small.
As shown in FIG. 2, this compactness has an advantage that the device can be efficiently installed because the device is easy to embed even if the embedding space is small and it is easy to embed it when embedding the device. Moreover, since the wire insertion port 47 is oriented at a right angle to the plug insertion direction H in the above embodiment, it is not necessary to bend and connect the lead terminal as in the conventional case, and the lead terminal remains almost straight. 48a can be connected. This not only makes the construction more efficient,
There is an advantage that the trouble such as the lead terminal 48a itself coming off is unlikely to occur. In the above-described embodiment, the electric wire 48 is inserted from above, so that there is also an advantage that the electric wire 48 does not easily come out after the construction. Furthermore, in the embodiment, the connection piece 40 is a spring plate, and the connection terminal portion 42 is a spring plate, which is very advantageous in that the electric wire 48 is connected by so-called one-touch, Since the connection piece 40 is integrally provided with all of the contact piece 41 to the connection terminal portion 42, the number of parts can be small, which enables cost reduction and
An instrument can be provided that is advantageous for installation and disassembly.

The plug insertion port may be arranged on another side wall of the outlet body. Although the connection terminal portion is formed of a spring plate, it may be a screw type as in the conventional case. Although the connection piece is an integral spring plate, it may be of a type having a lead wire in the middle as in the conventional example. Although the front cover is an openable type, it can be configured with a fixed type front cover as in the conventional example. However, the compactness can be more effectively achieved by providing the opening / closing type front cover as in the above embodiment. Although the pressing projecting piece is of a joined type, it may be formed by bending the connecting piece integrally.

〔The invention's effect〕

As has been described above, the wiring device according to the present invention is an outlet, and the body has a plug insertion port into which a plug is inserted and an electric wire insertion port into which an electric wire is inserted, In the wiring device in which a contact piece electrically connected to the Nozomi plug and a connection terminal portion to which the electric wire terminal is connected are set in the plug insertion port, the electric wire insertion port is The outlet body is provided so that its center is oriented in a direction intersecting the plug insertion direction, the outlet body is integrally formed in a hollow shape, and a rear cover is attached to an opening on the back face facing the plug insertion port. The connection piece inserted through the rear opening is pushed by the rear cover toward the inside of the outlet body to be set. Since the symptom, depth is shortened with attained is compact instrument, streamline construction also those attained simultaneously.

[Brief description of drawings]

FIG. 1 is a vertical sectional side view of a telephone outlet showing an example of a wiring device according to the present invention, and FIG. 2 is a perspective view thereof.
FIG. 3 is a perspective view of the connection piece, and FIG. 4 is a vertical sectional side view showing a conventional telephone outlet. 1 '... Outlet body, 18 ... Modular plug, 35
...... Plug insertion port, 40 ...... Connection piece, 41 ...... Contact piece,
42 …… Connection terminal part, 47 …… Electric wire insertion port, 48 …… Electric wire, 48
a: Electric wire terminal, H: Plug insertion direction

Claims (4)

[Claims] 1. An outlet, wherein the body has a plug insertion port into which a plug is inserted and an electric wire insertion port into which an electric wire is inserted, and in the outlet body,
In a wiring device in which a connection piece including a contact piece electrically connected to the Nozomi plug and a connection terminal portion to which an electric wire terminal is connected is set in the plug insertion opening, the electric wire insertion opening is a plug. The outlet body is provided so that its center is oriented in a direction intersecting the insertion direction, the outlet body is integrally formed in a hollow shape, and a rear cover is attached to an opening on the rear surface facing the plug insertion port, A wiring device, wherein the connection piece inserted from the rear opening is pushed by the rear cover toward the inside of the outlet body to be set. 2. The wiring device according to claim 1, wherein the electric wire insertion port is oriented at a right angle to the insertion direction of the plug. 3. The wiring device according to claim 1 or 2, wherein the connection terminal portion is provided with a pressing spring for pressing the electric wire. 4. The wiring device according to claim 1, wherein the connection piece is directly set in the outlet body without the insert body of the modular insert.