JPH0315307B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a wiring device, for example, a telephone wiring outlet for leading and wiring an external electric wire into the device body.

[Conventional technology]

Conventional wiring devices such as this type of telephone wiring outlet have a hole-shaped wire insertion portion formed on the side of the back side of the wiring device body, or a knock-out-shaped thin section when wiring a telephone line. Pass an external electric wire through the electric wire insertion part, pull the electric wire out to the upper side of the wiring apparatus body from the electric wire through hole in the center of the wiring apparatus body, connect the electric wire to the terminal, and then connect the electric wire to the wall surface. For example, a structure is adopted in which it is fixed using wood screws or the like.

[Problem that the invention seeks to solve]

With the above-mentioned structure of the conventional wiring device, when carrying out additional wiring work, it is necessary to remove the wiring device from the wall by removing the wood screws, reconnect the wiring, and then reattach the wiring device with the wood screws.

Furthermore, when performing wiring work, it is not possible to use a construction method in which the wiring is performed after fixing the appliance.

Furthermore, since it is an exposed type device, the height of the wiring device itself must be kept as low as possible, and there is a certain limit to the size of the wire insertion part and wire through hole on the back side of the wiring device, making it difficult to connect a large number of wires. There were problems such as not being able to bring in both at the same time.

The present invention was made in view of the above problems, and
Wiring for telephone wiring outlets, etc. that has wire insertion parts not only on the back side of the wiring device body but also on the top side of the wiring device body, making the wiring method easier and making it possible to pull in many wires at the same time. It provides equipment.

[Means for solving problems]

The wiring device of the present invention includes a wiring device main body having a wire through hole in the approximate center of the bottom plate portion and an opening on the top surface, a removable lid body that covers the top surface opening of the wiring device main body, and a modular jack attached to the front of the top surface of the bottom plate of the wiring device main body; and a plurality of terminals positioned on both sides of the wire through hole on the top side of the wiring device main body and wired therein; Wire insertion portions are formed on the peripheral wall of the wiring device body on the back side and the top side of the bottom plate portion, respectively.

[Effect]

In the wiring device of the present invention, before the wiring device main body is attached to the mounting surface such as a wall surface, external electric wires drawn out from the surface to be mounted such as the wall surface are drawn through the wire insertion part on the back side of the wiring device main body. After leading out the electric wire from the wire through-hole of the wiring apparatus main body to the upper surface side of the wiring apparatus main body, or leading the electric wire directly from the electric wire through-hole of the wiring apparatus main body to the upper surface side of the wiring apparatus main body, and wiring and connecting it within the wiring apparatus main body, Attach the main body of the wiring device to a part to be mounted such as a wall using wood screws, etc., and if necessary, introduce an external electric wire directly to the top side of the main body of the wiring device from the wire insertion part on the top side of the main body, and insert this electric wire into the main body of the wiring device. Wire and connect inside. When an electric wire is drawn in from the wire insertion portion on the upper surface side of the wiring device main body, internal wiring can be carried out with the wiring device main body attached to the mounting surface, and the wiring work can be easily performed.

〔Example〕

The configuration of an embodiment of the present invention will be described with reference to the drawings.

Reference numeral 1 denotes a wiring device main body, which is made of an insulating material such as synthetic resin and is molded into a substantially rectangular box in plan view. A recess 3 is formed on the back side of the bottom plate portion 1a.

Further, on the peripheral wall 1b of the wiring device main body 1, on the top side of the bottom plate part 1a, there is a wire insertion part 4 formed of a thin part for inserting knock-out type electric wires, and on the back side, there are several places for inserting knock-out type electric wires. A wire insertion portion 5 is formed of a common thin portion. Furthermore, an electric wire through hole 6 that communicates with the recess 3 is opened upward in a substantially central portion of the bottom plate portion 1a of the wiring device main body 1, and a periphery of the opening edge of the electric wire through hole 6 is provided in the bottom plate portion 1a. A partition wall 7 is protruded from the upper surface side. Note that the rear partition wall 8 of the partition wall 7 facing the upper wire insertion portion 4 direction of the wiring device main body 1 is slightly bent from the edge of the wire through hole 6 so that it is approximately flush with the bottom plate portion 1a. A wire wiring portion 20 is formed extending from the wire insertion portion 4 on the upper surface side of the main body 1 above the wire through hole 6 . A pair of modular jack mounting portions 9 are formed on one side, for example, the front side of the wiring device main body 1, and the modular jack mounting portions 9 leave locking steps (not shown) at both ends. A hole 11 is formed into which the lower part of the large jack 10 is fitted so that the height of the wiring device main body 1 can be lowered. Further, elastic engagement pieces 13, 13 each having an engagement claw portion 12 at an upper end thereof which engages with the upper surface of the modular jack 10 are provided at both ends of the modular jack mounting portion 9, respectively. The modular jack mounting portion 9 has an opening 14 which is opened in one side wall of the wiring device main body 1 and into which a plug is inserted into the modular jack 10 mounted on the modular jack mounting portion 9.
is formed.

The wiring device body 1 also includes, for example, three pairs of terminal mounting portions 15, 15, 16, 1 on the outside of the partition wall 7 along both ends of the wire through hole 6.
6, 17, 17 are formed, and the first terminal mounting portions 15, 15 are located on the front side of the wire through hole 6, and the second
The terminal mounting portions 16, 16 are formed in the middle part of the wire through hole 6, and the third terminal mounting portions 17, 17 are located on the rear side of the wire through hole 6. ,15,16,16,17,1
A terminal 18 is attached to 7, and this terminal 18
A terminal screw 19 is screwed into the terminal screw 19 .

Further, on one front side of the wiring device main body 1, elastic engaging claws 22, 22, which are located on both sides of the modular jack mounting portion 9 and engage the lid body 21, are formed protrudingly, and on the other side, elastic engaging claws 22, 22 are formed to project. Elastic locking claws 23, 23 are formed in a protruding manner to lock a lid 21 covering the front opening of the wiring device main body 1.

Further, the lid body 21 has the engaging claw 2 inside one side.
Engagement protrusions (not shown) that engage with the locking claw 23 are provided on the left and right sides, and a locking protrusion 24 that locks with the locking claw 23 is formed protruding inside the other side.

Next, the operation of this embodiment will be explained.

The modular jack 10 is mounted on the jack mounting portion 9. Then, the lead wire 32 of the modular jack is connected to the terminal 18 by soldering. In this state, both sides of the lower surface of the modular jack 10 are locked with the locking steps, and the engaging claws 12 of the elastic engaging pieces 13 are engaged with both sides of the upper surface, and the modular jack 10 is attached to the jack mounting section. 9 and protruding from the bottom of the modular jack 10 is fitted into the hole 11, and when this protrusion 29 is pressed upward, the modular jack 10 is moved by the elasticity of the elastic engagement piece 13. It can be removed from the engaging claw portion 12 by resisting the force.

In this state, the electric wire pulled out from the mounting surface such as the wall surface is removed from the lower surface side of the bottom plate part 9 of the wiring device main body 1 to form the electric wire insertion part 5. Connect the external electric wires from the bottom plate part 1a.
The electric wire is drawn into the recess 3 on the back side of the electric wire through hole 6 to the upper surface side of the bottom plate part 1a, and the electric wire is routed to the electric wire wiring part 20 between the partition walls 7 and connected to the terminal 18 by tightening with the terminal screw 19. This wiring device main body 1 is then fixed to a surface to be mounted such as a wall using wood screws inserted through the mounting holes 2. In addition, when drawing an external electric wire through the wire insertion part 4 on the top side of the wiring device main body 1, there is no need to pass it through the back side of the wiring device main body 1 even after the wiring device main body 1 is fixed to the mounting surface. , external electric wires can be drawn in and connected while the wiring device main body 1 is fixed. The electric wire drawn into the wiring device main body 1 is connected to the terminal 18 by tightening it with a terminal screw 19. At this time, the external electric wire drawn through the electric wire through hole 6 in the center is connected to this partition wall 7.
The terminal 18 is connected to the terminal 18 at approximately the same height as the partition wall 7 around the wire through hole 6 and the terminal mounting portions 15, 1.
5, 16, 16, 17, 17, the lead wire 32 of the modular jack 10 is wired in the groove-shaped wire placement portion 30 formed between the
2 and terminal mounting parts 15, 15, 16, 16, 17,
17 is at a lower position and the lead wire 3
There is a vertical level difference in the wiring position between the internal wiring and the external electric wire, which are made up of two parts, and the external electric wire and the internal wiring do not come into contact with each other. Furthermore, since the rear partition wall 8 of the partition wall 7 faces the electric wire insertion section 4 on the upper surface side of the wiring device main body 1 and is lowered, it is easy to pull the external electric wires drawn in from the upper surface side electric wire insertion section 4. can be accommodated in a focused state without difficulty. Then, the engaging protrusions of the lid body 21 are engaged with the elastic engaging claws 22, 22 of the wiring device main body 1, and the engaging protrusions 24, 24 of the lid body 21 are engaged with the elastic retaining claws 23, 23. The lid 21 is attached to the wiring device main body 1, and the lid 21 covers the upper opening of the wiring device main body 1. In this state, the elastic engagement piece 1 has the protrusions 25, 25, 25 of the lid body 21 locking the modular jack 10 of the wiring device main body 1.
3, 13, 13, 13 to securely hold the modular jack 10.

Then, the opening 14 of the wiring device main body 1 and the lid body 21
A plug insertion port is formed in which the opening 31 is connected to the modular jack 10.

In the above embodiment, the electric wire insertion part 4 on the upper surface side and the electric wire insertion part 5 on the lower surface side of the wiring device main body 1 are formed by knock-out thin parts, but they can also have a structure in which they are opened in advance.

In the structure of the above embodiment, the partition wall 7 is formed around the wire through hole 6 of the device body 1, and the wire wiring section 20 extending to the wire insertion section 4 on the top surface side is formed. You can wire the wires to
Wiring is not scattered on the upper surface of each terminal 18, and wiring work is facilitated.

In addition, the bottom plate portion 1a of the wiring device main body 1 has the portion facing the wire insertion portion 4 on the upper surface side of the edge of the wire through-hole 6 substantially on the same surface, so that the wire can be drawn in from the top surface easily and without strain. It can be accommodated in a focused state.

〔Effect of the invention〕

According to the present invention, the wire insertion portion is connected to the wiring device main body 1.
By forming it on the bottom and top sides of the bottom plate, external electric wires can be drawn in and connected even after the wiring device is fixed to the mounting surface such as a wall.
It is possible to use a construction method that secures the wiring equipment before wiring, and is particularly effective when wiring the equipment after attaching it to the wall, such as during emergency construction.

Furthermore, since it is an exposed type device, it is necessary to keep the height of the wiring device as low as possible, and there is a certain limit to the size of the wire insertion part on the back side of the wiring device. By providing a wire insertion section on the top side, a large number of wires can be drawn in at the same time, making construction easier.This also allows the wires to be drawn in from the same direction without being scattered, making it aesthetically pleasing. becomes.

[Brief explanation of the drawing]

FIG. 1 is a plan view of a telephone socket illustrating an embodiment of the present invention with the cover removed, FIG. 2 is a longitudinal sectional side view of the same, and FIG. 3 is a rear view of FIG. 1. 1... Wiring device main body, 1a... Bottom plate part, 1b...
...Peripheral wall, 4...Top side electric wire insertion part, 5...Bottom side electric wire insertion part, 6...Wire through hole, 10...Modular jack, 18...Terminal, 20...Wire wiring part, 21... ...Lid body.

Claims (1)

[Scope of Claims] 1. A wiring device main body having a wire through hole in the approximate center of the bottom plate portion and an opening on the top surface, a removable lid body that covers the top surface opening of the wiring device main body, and a modular jack attached to the front of the top of the bottom plate of the wiring device, and a plurality of terminals wired to the top of the bottom plate of the wiring device, located on both sides of the wire through hole; A wiring device characterized in that electric wire insertion portions are formed on the peripheral wall of the wiring device main body on the back side and the top side of the bottom plate portion, respectively. 2. The wiring device according to claim 1, wherein a wire wiring portion is formed between the periphery of the wire through hole formed in the bottom plate portion of the wiring device main body and the wire insertion portion on the upper surface side. 3. The wiring device according to claim 1, wherein the bottom plate portion of the device main body has an edge of the wire through hole and a portion facing the upper surface side toward the wire insertion portion, which are substantially flush.