KR101694319B1

KR101694319B1 - Joint Box

Info

Publication number: KR101694319B1
Application number: KR1020150023637A
Authority: KR
Inventors: 노희인
Original assignee: (주)진성테크
Priority date: 2015-02-16
Filing date: 2015-02-16
Publication date: 2017-01-10
Also published as: KR20160100744A

Abstract

It is connected to the inside of the box body when it is molded with synthetic resin so that it can be directly and easily connected and fixed by a one-touch method without a separate connecting means to a joint box installed to connect electric wiring to a ceiling or a wall of a structure. And a fixing member to which a groove formed in the flexible conduit is inserted to be fixed when the flexible conduit is inserted into the connection pipe, wherein the fixing member is integrally formed with the joint body, Box.
Accordingly, it is possible to quickly and easily perform the connection fixing operation of the flexible conduit in a short time, and to shorten the overall operation time of the connection fixing operation, thereby maximizing the efficiency of the connection fixing operation.

Description

Joint Box

The present invention relates to a joint box installed in a structure for connecting an electric wire, and more particularly, to a joint box installed to connect an electric wire to a ceiling or a wall of a structure, The present invention relates to a joint box which can be directly and easily connected and fixed by means of a joint box.

Generally, a flexible conduit is used for electrical wiring when constructing various structures such as a building or a house or a single house, and a joint box for wiring between electric wiring is installed at the intersection of such flexible conduit.

The joint box is installed in the ceiling of the structure as well as the wall of the structure, so that it can be connected to the electric wiring.

Prior art relating to such a joint box is disclosed in Korean Registered Utility Model No. 20-0220009, Registered Utility Model No. 20-0261831 and Registration Utility Model No. 20-0405962.

As described above, the conventional joint box provided on the wall or ceiling of the structure is constructed such that one side of the box body is opened to fasten a cover or a necessary article, and a plurality of connection holes for connecting a flexible conduit, . Also, a plurality of connection holes for connecting the flexible conduit to the back side of the open opposite side are formed.

In addition, the connection hole may be directly formed on each side or back surface of the box body, or may be formed in the form of a connection tube protruding from the box body so as to have a predetermined length.

In order to connect the flexible conduit to the connection hole or the connection pipe formed in the box body of the joint box, a connecting means such as a conventional connector or a connection ring is essentially used.

As described in Korean Patent No. 10-0796728 (hereinafter referred to as " Patent Document 1 "), the prior art for the means for connecting the joint box and the flexible conduit minimizes the portion protruding to the inside of the wiring box, There has been proposed a technique such as a connector for fixing a wiring tube, which has a structure in which wiring and arrangement space of electric wires are sufficiently secured in the box and a wiring tube can be easily joined and separated.

Also, as disclosed in Korean Patent Laid-Open Publication No. 10-2011-0113255 (hereinafter referred to as "Patent Document 2"), different types of wiring tubes are fastened and connected to each other, There has been proposed a technique such as a connector for fixing a wiring tube, which has a structure in which the portion protruding from the inside of the box is minimized to sufficiently secure the wiring and arrangement space in the wiring box and the wiring tube can be easily joined and separated.

Also, as disclosed in Korean Patent Laid-Open Publication No. 10-2013-0029187 (hereinafter referred to as "Patent Document 3"), a fixing hole corresponding to a fixing hole of a wiring box cover is provided, There has been proposed a technique such as a wiring box cover having a structure in which an elastic fixture is provided in the groove to facilitate the connection and disconnection of the wiring tube.

Korean Patent No. 10-0796728 Korean Patent Publication No. 10-2011-0113255 Korean Patent Publication No. 10-2013-0029187

However, in Patent Documents 1 to 3, as described above, in order to connect the flexible conduit, a connection means such as a clamp type or a connection ring type is indispensably required, and the joint box and the flexible conduit are assembled It is also accompanied by a cumbersome work to do.

SUMMARY OF THE INVENTION It is a main object of the present invention to solve the above-mentioned problems of the related art, and it is a main object of the present invention to provide a joint box, which is installed to connect an electric wire to a ceiling or a wall of a structure, And to provide a joint box that can be fixed.

Another object of the present invention is to make it possible to use it as a ceiling of a structure.

Another object of the present invention is to insert a flexible conduit into a joint box so that the joint can be inserted and fixed only by a predetermined length when the joint is fixed.

According to an aspect of the present invention, there is provided a joint box provided on a wall or a ceiling of a structure for connecting an electric wire, wherein the joint box is connected to the inside of a box body when the joint box is formed of a synthetic resin so that a flexible conduit is inserted And a fixing member that includes a plurality of connection tubes formed to protrude from the box body and to which a groove formed in the flexible conduit is inserted and connected when the flexible conduit is inserted into the connection tube.

The connector tube is formed to protrude from the back side of the open opposite side of the box body.

The fixing member includes a plurality of contact pieces integrally extended from the end of the connection pipe toward the inside of the box body so as to surround the outer side surface of the flexible conduit and inserted into the groove of the flexible conduit at the end of the contact piece And a plurality of connecting and securing pieces are formed in which the engaging pieces bent to be engaged are formed.

Further comprising a pair of stopper supporting pieces formed at ends of the plurality of connecting and securing pieces so as to have a length longer than the length of the connecting securing piece and having a stopper piece formed at an end thereof to propose an insertion length of the flexible conductive tube to be inserted.

A fixing member is omitted from any one of the plurality of connection pipes.

The present invention enables a flexible conduit to be directly and easily connected and fixed by a one-touch method to a joint box installed to connect an electric wiring to a ceiling or a wall of a structure without a separate connecting means, It is possible to shorten the overall working time of the connection fixing work and to maximize the efficiency of the connection fixing work.

In addition, since it can be used only for a ceiling of a structure, it can be easily connected and fixed without being cumbersome or inconvenient even in a state where it is installed in a form.

In addition, when a flexible conduit is inserted into the joint box so that the connection and fixing can be performed only by a predetermined length when the connection and fixing are performed, the connection can be smoothly performed without interfering with the wiring operation of the electric wiring.

1 is a perspective view for explaining the present invention,
FIG. 2 is a bottom perspective view of FIG. 1,
Figure 3 is a cross-sectional view according to Figure 1,
4 is a cross-sectional view for explaining the use state of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The present invention is not limited to the embodiments.

FIG. 1 is a perspective view for explaining the present invention, FIG. 2 is a bottom perspective view of FIG. 1, FIG. 3 is a sectional view according to FIG. 1, and FIG. 4 is a sectional view for explaining a use state of the present invention.

As shown in the figure, a joint box (1) is provided which is provided on a wall or a ceiling of a structure for connecting electric wiring.

The present invention enables a flexible cable to be directly and easily connected and fixed to a joint box installed on a ceiling or a wall of a structure by a one-touch method without any separate connecting means.

The joint box 1 is of a known type and is a box body 10 having one side open and the other side closed to form a wiring space 12 for connecting electric wiring therein.

The joint box 1 according to the present invention is connected to the inside of the box body 10 during molding by a method known as a synthetic resin so that the flexible box 100 can be inserted into the box body 10, A fixing member 30 including a connection pipe 20 to which a groove 102 formed in the flexible conduit 100 when the flexible conduit 100 is inserted into the connection pipe 20 is hooked and fixed to the fixing member 30; Are integrally provided. At this time, the fixing member is spaced apart from the inner surface of the coupling tube by a predetermined distance.

In other words, in the joint box of the present invention, when the flexible conduit is connected, it is not necessary to connect the flexible conduit by using a connecting means such as a connector or a connecting ring, but rather to insert the flexible conduit, The fixing member provided in the inside of the flexible conduit is inserted and fixed in the groove of the flexible conduit.

Accordingly, it is possible to solve the disadvantage that it is quite cumbersome and inconvenient to connect and fix the joint box and the flexible conduit together with the connection means.

In addition, since the connection is fixed by simply inserting the flexible conduit into the connection pipe of the box body, the connecting operation is performed quickly and without inconvenience, so that the efficiency of the connection operation of the flexible conduit can be maximized I have.

The connection pipe 20 may be formed on each side surface of the box body 10 and may be formed on the opposite side of the box body 10 so as to be installed exclusively on the ceiling of the structure, Respectively. That is, the box body of the joint box usually has only a connection hole on the opposite side to the open, so that it is necessary to connect the flexible conduit with the connection means such as a connector or a connection ring when necessary. At this time, in a state where the box body of the joint box is fixed by a mold or the like in advance to be installed on the ceiling, it is troublesome and inconvenient to connect the flexible conduit together with the connecting means. On the other hand, the joint tube of the box body of the joint box of the present invention has an advantage that it can be easily connected and fixed as the operator inserts the flexible conduit even when the joint tube is formed on the back surface and fixed to the formwork.

The fixing member 30 includes a plurality of contact pieces 32 extending integrally from the end of the connection pipe 20 toward the inside of the box body 10 and enclosing the outer surface of the flexible conduit 100, And a plurality of connecting fixture pieces 35 are formed at the ends of the contact pieces 32 so as to be inserted into the grooves 102 of the flexible conduit 100 and are bent to be engaged. At this time, the latching piece is bent in the direction of the center line of the connection pipe.

In other words, the fixing member stably supports the outer surface of the flexible conduit inserted from the inside of the connection pipe by the contact pieces of the plurality of connection fixing pieces, and is inserted into the groove formed in the outer circumferential surface of the flexible conduit, As a result, after the flexible conduit is inserted, it is tightly connected and fixed without being separated again.

Accordingly, the flexible conduit to be connected and fixed by the connection pipe is not connected and fixed together with a separate connection means but is closely connected and fixed by a plurality of connection and fixing members formed inside the connection pipe .

Accordingly, it is advantageous that the connection and fixing operation of the flexible conduit to the joint box can be performed quickly and conveniently in a short time without inconvenience or inconvenience.

In order to propose the insertion length of the flexible conduit 100 which is formed to have a length longer than that of the connection fixing piece 35 at positions corresponding to each other between the plurality of connection fixing pieces 35, And a pair of stopper supporting pieces 37 on which a plurality of stopper supporting pieces 37 are formed.

In other words, when the flexible conduit inserted through the coupling pipe is inserted into the inner wiring space of the box body during the insertion through the coupling pipe, the wiring operation of the electric wiring is difficult due to the flexible conduit inserted into the wiring space So that the flexible conduit is not inserted into the wiring space. Furthermore, when the flexible conduit is inserted into the wiring space, the problem of performing the cutting operation or the like in parallel with the above-described reason can be solved.

Accordingly, the stopper supporting piece prevents the flexible conduit from being inserted into the wiring space in the box body, so that the wiring operation of the electric wiring in the wiring space can be performed smoothly without being interfered with by the flexible conduit.

A fixing member for connecting and fixing the flexible conduit to the connection pipe (20) of any one of the plurality of connection pipes (20) is omitted.

In other words, it is desirable to insert a general pipe or the like due to the necessity of not a flexible connection pipe if necessary, and it is preferable not to form a fixing member in consideration of forming a connection pipe, Do.

1: Joint box
10: box body 20: connector
30: fixing member 32: connecting piece
34: fastening piece 35: connecting fastening piece
36: stopper piece 37: stopper holding piece
100: Flexible conduit 102: Home

Claims

A joint box provided on a wall or ceiling of a structure for connecting electric wiring,
Wherein the joint box includes a plurality of connection tubes protruding from the box body so as to be inserted into the box body when the synthetic tube is molded into a synthetic resin to insert a flexible conduit therein, And a fixing member to which the formed groove is caught and connected and fixed,
The fixing member includes a plurality of contact pieces integrally extended from the end of the connection pipe toward the inside of the box body so as to surround the outer side surface of the flexible conduit and inserted into the groove of the flexible conduit at the end of the contact piece And a plurality of connecting and securing pieces formed with hooking pieces bent to be hooked,
Further comprising a pair of stopper supporting pieces formed at positions corresponding to each other between the plurality of connecting fastening pieces and having a stopper piece formed at an end thereof so as to have a length longer than the connecting fastening piece and propose an insertion length of the flexible conductive pipe to be inserted Features a joint box.

The method according to claim 1,
Wherein the coupling tube is protruded from a back surface of an opposite side of an open side of the box body.

delete

The method according to claim 1,
Wherein the fixing member is omitted from any one of the plurality of connection pipes.