KR200318130Y1 - wiring terminal box - Google Patents

Abstract

The present invention relates to a junction box for wiring.

In particular, a plurality of cable passing pipe is formed around the outer side so that the cable enters and exits inward, and the first guide is fixed to each of the body so that the reinforcing bar formed so that the reinforcing bar is fitted on one side of the upper and lower sides by sliding force; The second guide connected to the first guide is installed to correspond to the upper and lower parts, and comprises a front cover having a plurality of reinforcing ribs formed on the front sidewall to be opened.

Accordingly, even when the gap retaining rods installed on the front mold and supporting the rear side are separated by the casting of concrete, the front part of the wiring junction box is closely coupled to the formwork to prevent the separation, thereby saving construction time and improving work efficiency. A wiring junction box is provided.

Description

Wiring terminal box

The present invention relates to a junction box for wiring so that the body supported by the gap retaining rod and fixed to the formwork is tightly fixed to the front formwork when the gap retaining rod is separated by the casting of concrete.

In general, the wiring junction box is used to turn on and off the light by a switch by distributing and connecting the electric wires wired to the building walls during the indoor wiring construction. At this time, the reinforcing bar is fixed to the reinforcing bar support of the junction box for wiring and support the spacing retaining rod to the rear.

However, when pouring concrete, the gap retaining rod is separated from the formwork, so the embedded electrical wiring box is not located at the correct position, and the position is separated from the formwork, or the wiring junction box is not fixed to the front formwork at the proper position. When the distance between the inner wall and the outer wall is not constant, the wiring junction box is in close contact with the wall, making it difficult to install.

In addition, the gap retaining rod coupled to the buried wiring box is formed in a constant length, there is a problem that can not be properly adjusted to meet the working environment when the fine distance is spaced apart.

An object of the present invention for improving the above problems is that the junction box body is fixed as close as possible to the front wall surface by the elastic force of the spring when the load action by concrete placing prevents shaking and the junction box body is in the correct position It is to be able to solve the installation failure that is separated from.

In addition, the reinforcing bar fixed to the reinforcing bar is configured to elastically support the body and the front cover to be tightly fixed without being spaced apart from the front of the housing to further improve the robustness in use.

In addition, a plurality of reinforcing ribs are formed on the side of the front cover to reinforce the overall structure, and a plurality of wiring junction boxes provide wiring junction boxes that can be aligned while maintaining a constant interval when the array is installed to one side.

1 is a cross-sectional view showing an installation state of the junction box for wiring according to the present invention.

Figure 2 is a perspective view showing a junction box for wiring according to the present invention.

Figure 3a is a perspective view showing a reinforcing bar support according to the present invention.

Figure 3b is a coupling state of the first guide and the second guide according to the present invention.

Figure 4a is a coupling state of the nut piece according to the present invention.

Figure 4b is a cross-sectional view showing the A-A cross section of Figure 4a of the present invention.

5 is a coupled state according to another embodiment of the present invention.

<Code Description of Main Parts of Drawing>

10 Body 20 Front cover

22.Spring Fixture 23.Reinforcement Rib

27 Nut side 30 Reinforcing bar support

40 ... connection

In order to achieve the above object, a predetermined space is formed inward, and a plurality of cable passing pipes are formed at the outer circumference so that cables enter and exit the predetermined space, and the upper and lower parts are moved so as to be elastically slid by reinforcing bar supports. A body having a first guide fixed to each side and a second guide connected to the first guide so as to be elastically slid by the reinforcing bar are installed to correspond to the upper and lower portions thereof, and a plurality of reinforcing ribs are provided on the front sidewalls that are opened. It is made of a configuration including a front cover to be formed.

The reinforcing bar support according to the present invention, the reinforcing bar fixed groove is formed by the reinforcement to one side, the other side guides to engage the first and second guides so that the first and second guides are slid by the elastic force by the spring The groove is formed, the spring is characterized in that the spring support groove is formed on the side wall so that one end of the spring is elastically supported.

In addition, the first guide according to the present invention, the guide piece is fixed to the upper portion of the body so as to be fitted to the reinforcing bar to be elastically slid by the reinforcing bar support, the end of the guide piece to prevent the separation of the reinforcing bar support It is characterized in that the locking step for protruding.

In addition, the second guide according to the present invention is fixed to the upper portion of the front cover, the guide piece is formed to protrude so that the reinforcing bar is sliding, the spring is fixed to the upper one side to support the spring supported on the reinforcing bar at the other end The side is characterized in that the protrusion is formed.

In addition, the second guide according to the present invention, a fixing groove which is fixed to the connecting rod is formed at the end so that a plurality of front cover can be connected to each other at a constant interval, the connecting rod is formed in the fixing groove at both ends A plurality of coupling grooves are installed, and the cutting grooves are formed to be separated and cut so that the gap can be adjusted between the plurality of mounting grooves.

In addition, the front cover according to the present invention, characterized in that the bent portion having a double step to the outer peripheral surface of the side wall is formed.

In addition, the front cover according to the present invention is formed with a coupling groove formed with a female thread to which the nut piece is coupled to one side of the inner side so that the switch is fixedly coupled to the open front side, the nut piece is provided on one side to be tightly fitted into the coupling groove. A thread is formed.

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

The present invention, as shown in Figure 1, the reinforcing bar 30 is installed so that the first guide 11, which is coupled to the sliding by the elastic force of the spring 32, respectively installed in the upper and lower portions to be fixed in close contact with the front formwork The body 10 and the second guide 21 extending and connected to the first guide 11 so that the reinforcing bar 30 is slidably moved are large as the front cover 20 installed at the upper and lower sides. It is composed.

The body 10, a predetermined space is formed on the inside, a plurality of cable passing pipe 12 is formed so that the cable is connected to the inner predetermined space on the outer peripheral surface. In addition, the rear portion is formed with a retaining rod seating groove 14 is configured so that the gap retaining rod 51 that can adjust the distance between the formwork and the body 10 is seated and fixed according to the molten wall thickness, and is installed in the formwork inside the wall The first guide 11 slidingly moved by the rebar support 30 fitted with the 50 is installed at the upper and lower portions, respectively.

As shown in Figure 3a, the reinforcing bar support 30 is fitted to the reinforcing bar 50, the reinforcing bar fixed groove 31 is formed on the upper to fix the reinforcing bar 50, the first, the second Guide grooves 33 corresponding to the guide pieces 24 of the first and second guides 11 and 21 are formed to allow the guides 11 and 21 to slide. At this time, the end of the guide groove 33 is preferably formed to be bent inwardly inward to prevent the guide piece 24 from being separated in the vertical direction.

In addition, the reinforcing bar 30 is a spring 32 between the reinforcing bar 30 and the second guide 21 so as to slide by the first and second guides 11 and 21 and the spring 32. ) Is interposed, and a spring support groove 34 for fixing one end of the spring 32 is provided on the side facing the second guide 21 so that one end of the spring 32 is fixed to the reinforcing bar 30. Is formed.

The first and second guides 11 and 21 sliding by the reinforcing bar 30 are respectively formed on the upper part of the body 10 and the upper cover 20 so that the reinforcing bar 30 is elastically supported. It extends so as to slide.

At this time, as shown in Figure 3b, the first guide 11 is fixed to the upper portion of the body 10, the guide piece 24 is protruded so as to elastically slide by the reinforcing support 30 is the It is configured to be fitted to the reinforcing support 30, the end of the guide piece 24 to stop the progress of the reinforcing support (30) to prevent the departure in the sliding progress direction of the reinforcing support (30) It is preferable that this protrusion is formed.

In addition, the second guide 21 is connected to the first guide 11 so that the sliding support of the reinforcing bar 30 is coupled to the upper portion of the front cover 20 is fixedly installed, the upper support bar The guide piece 24 is protruded so as to fit in the 30, and the spring 32 having one end supported by the spring support groove 34 of the rebar support 30 is supported by the second guide 21 at the other end. The spring fixing piece 22 to which the other end of the spring 32 is fixed so as to protrude from the upper side thereof.

Meanwhile, the front cover 20 having the second guide 21 installed thereon is coupled to the body 10 such that the first guide 11 is positioned on the same extension line as the second guide 21. The front surface is opened to couple wiring terminals such as switches, and a plurality of reinforcing ribs 23 are formed on the side surface thereof.

In another embodiment, as shown in Figure 2, by forming a bent portion 25 having two bends to the side of the front cover 20, the reinforcing ribs 23 are formed so that it can be cleaned cleanly before completion inspection You may comprise.

In addition, as shown in Figure 4a or 4b, the front side of the front cover 20, the nut piece 27 is coupled to the inner side so that the wiring terminal such as a switch (not shown) is fixedly coupled A groove 28 is formed, the nut piece 27 is screwed on the upper side so as to be forced into the coupling groove 28, and the coupling groove 28 of the nut piece 27 It is preferable to form a female thread which can be fixed by engaging the thread 27a.

On the other hand, as shown in Figure 5, the second guide 21, the fixing groove 26 which can be fixedly coupled to the connecting table 40 to maintain a constant interval when arranging a plurality of wiring boxes in a row The end portion is formed on one side, the connecting table 40, a plurality of seating grooves 41 are coupled to the fixing grooves 26 are installed at both ends, the gap can be adjusted between the plurality of seating grooves (41). It is preferable that the cutting groove 43 which can be separated and cut so as to be formed in the width direction.

Referring to the operation of the operation of the present invention made of such a configuration as follows.

Insert the gap retaining rod (51) into the retaining rod seating groove (14) installed on the rear of the body (10) and adjust it so that the junction box for wiring is in close contact with the front, and the reinforcing bar (50) to the reinforcing bar (30) Fix and cast concrete. At this time, when the gap retaining rod is separated by the casting of concrete, the first and second guides 11 and 21 are connected to the elastic support 30 so as to be elastically supported, and the sliding movement is performed by elastic force to the position that is closest to the wall surface. If possible, the wiring junction box in which the first and second guides 11 and 21 are fixed is positioned to be as close as possible without being spaced apart from the formwork on the front surface.

This is because the spring 32 is compressed and deformed between the spring support groove 34 of the reinforcing bar 30 and the spring fixing piece 22 of the second guide 21 so that the force from the outside can be reduced. When the gap retaining rod 51 is suddenly detached or the force is removed, these energies are released to the outside at once, and the second guide 21 is retracted as the spring 32 is tensioned. Sliding along 30), the wiring junction box is tightly fixed to the front formwork.

Although the present invention has been shown and described with respect to specific embodiments, it is to be understood that the present invention may be variously modified and changed without departing from the spirit or the scope of the present invention provided by the following Utility Model Registration Claims. It is to be clarified that a person of ordinary skill in the industry can understand it very easily.

Thus, according to the present invention, the splice body is fixed as close as possible to the front wall surface by the elastic force of the spring during the load action due to the concrete placing, thereby preventing shaking and eliminating the installation failure in which the splice body is separated from the fixed position. It is effective.

In addition, by forming a bent portion having a double stone jaw on the side of the front cover can be cleaned clean before the completion inspection, by forming a plurality of reinforcing ribs to reinforce the overall structure, a plurality of wiring junction box is constant when installing There is an effect that can be aligned by keeping the interval.

Claims (7)

A plurality of cable through-holes 12 are formed on the outer circumference so that the cable enters and exits inward, and the first guide 11 slides the reinforcing bar 30 to which the reinforcing bar 50 is fixed at the upper and lower ends thereof by elastic force. Body 10 is fixed and installed, respectively, A plurality of reinforcing ribs 23 are coupled to the front surface of the body 10 and respectively installed to correspond to the upper and lower portions of the second guide 21 connected to the first guide 11 and open to the side of the front surface. The junction box for wiring, characterized in that consisting of a front cover 20 is formed. According to claim 1, wherein the reinforcing bar 30, the reinforcing bar fixing groove 31 is fixed to the upper by the reinforcing bar 50 is formed, the first, second guides 11, 21 is a spring Guide grooves 33 engaged with the first and second guides 11 and 21 are formed to slide by the elastic force by the 32, and the spring 32 is interposed in the second guide 21. And a spring supporting groove (34) is formed on the side wall so that one end thereof is elastically supported. According to claim 1, The first guide 11, the guide piece 24 which is fitted in correspondence with the reinforcing bar support 30 so as to slide by the reinforcing bar support 30 is formed protruding from the At the end of the guide piece 24, the junction box for wiring characterized in that the engaging projection 15 for preventing the separation of the reinforcing bar support 30 is formed. According to claim 1, The second guide 21, the guide piece 24 which is fitted in correspondence with the reinforcing bar support 30 so as to slide by the reinforcing bar support 30 is formed in the protrusion, The junction box for wiring, characterized in that the spring fixing piece (22) for supporting one end of the spring (32) so as to be elastically connected to the reinforcing support (30) with a spring (32) therebetween protruded on one side. According to claim 1 or 4, The second guide 21, The fixing groove 26 is fixed to the connecting table 40 is fixed so that the plurality of front cover 20 can be connected to each other at a constant interval It is formed at the end, the connecting table 40, a plurality of seating grooves 41 are coupled to the fixing grooves 26 are formed at both ends, the cutting groove to be separated and cut between the plurality of seating grooves 41 ( A junction box for wiring, characterized in that 43) is formed in the width direction. 2. The junction box according to claim 1, wherein the front cover (20) is formed with a bent portion (25) having two jaws on the outer circumferential surface of the side wall. According to claim 1, The front cover 20, the coupling groove 28 is coupled to the nut piece 27 is formed on one side of the inner side so that the switch is fixedly coupled to the open front, the nut piece 27 is , The junction box for wiring, characterized in that the screw thread (27a) is formed on one side so as to be forced into the coupling groove (28).