KR102105896B1 - Electric cable protection box - Google Patents

Abstract

The present invention relates to an indoor electric cable pipe protecting apparatus in apartment house electric technology fields, and more particularly, to an indoor electric cable pipe protecting apparatus, in which only the length of a wire required in an electric facility is inserted into a body without securing the unnecessary wire inside the corresponding body, wherein an operator can easily recognize that the wire with an extra length present inside the corresponding body is all exhausted, thereby preventing damage to the corresponding wire. The indoor electric cable pipe protecting apparatus of the present invention comprises: a body having a hollow enclosure shape, formed with a through-hole, through which a wire is introduced from the outside toward the inside, and having a working lamp which is installed at the outside thereof and electrically connected to the wire; a wire insertion roller provided in the body to be rotated and guiding the wire in the direction of the inside or the outside of the body in accordance with a rotation direction; and a check means for checking whether the extra wire provided in the body to be electrically connected to the working lamp is required.

Description

Indoor electric cable protection box for apartment houses {Electric cable protection box}

The present invention relates to an indoor electric cable pipe protection device in the electric technology field of a multi-family house. More specifically, the length of the electric wire required for an electrical facility is drawn inside the body and used without securing unnecessary wires inside the body. It relates to an indoor electric cable tube protection device that can easily prevent the breakage of the corresponding wire by the operator to easily grasp all the wires existing in the excess length.

In general, when constructing all buildings, many terminal boxes are exposed or buried on the inner wall of the building. The terminal box is provided with a rectangular plate material having a predetermined width and length, and by manually bending two points at an approximately middle portion of the plate material to form an angled "]" shape, and then both sides of the "]" After fixing a separate flange to the open part of the part by welding, temporarily fixing two separate pieces of flake plate to the flange, and then welding the parts that come into contact with each other to produce an approximately square shape with only the front part open. Did.

The terminal box, which is a conventional rectangular box-shaped box, is fixed in a state in which the wire connecting member is positioned inside and fixed by fastening bolts on the upper and lower surfaces of the terminal box, and the outlet inserting member in front of the wire connecting member has a center side of the wire connecting member. The upper and lower parts are fastened and fixed by fastening bolts, and the upper and lower parts of the outlet inserting member are fixed by an elastic bar to cover and protect the entire terminal box.

However, such a conventional terminal box waits in a state in which an electric wire having a certain length is inserted therein so that an electric facility such as a lighting lamp or a work lamp can be installed later. In order to provide the convenience to the worker, the wires are drawn out in the terminal box more than necessary, so a large amount of wires are discarded after the actual electrical installation is installed, and the economic damage is enormous.

In addition, even if an electrician provides extra wires inside the terminal box, electricians other than the electrician are difficult to grasp the marginal information. There is a problem.

Domestic registered patent No. 10-0640696 (announcement date: November 3, 2006) Domestic registered patent No. 10-1127551 (announcement date: March 23, 2012) Domestic Publication No. 2019-407 (Publication date: Jan. 03, 2019)

In order to solve the above-described conventional problems, the present invention allows the wires to be connected to the electrical facilities to be drawn into the corresponding terminal box without applying or leaving a large amount of wires inside the terminal box installed in the apartment house. The purpose is to provide a terminal box that can be minimized.

In addition, the present invention is another object to prevent damage caused by forcibly pulling or pulling the corresponding wire by enabling the electrician to check the degree of the length of the wire when the electric facility works.

In order to solve the above-mentioned technical problem, the indoor electric cable tube protection device of an apartment house according to the present invention has a hollow enclosure shape, but a through hole through which wires flow from outside to inside is formed, and the outside is electrically connected to the wires. The body where the work lamp is installed, and the body is provided rotatably on the body, but an extra wire provided on the body so as to be electrically connected to the work lamp and the wire inlet roller for guiding the wire in the body to the inside or outside according to the direction of rotation. It includes a confirmation means for checking whether the wires of the wire, the body is made of a hollow enclosure shape lying on both sides, but the body is formed in a pair of spaces facing each other and electrically connected to the work lamp It is formed so that an excess of the electric wire can be provided, and the checking means protrudes. , Including a conductor, an electrode member, a controller, and a lamp, wherein the protruding pieces protrude in a disk shape on at least two or more outer surfaces of the electric wires adjacent to each other in the longitudinal direction of the electric wires, and the conductive metal material Consisting of is inserted into the ring groove in the fitting groove formed on the outer surface of the protruding piece, the electrode member is provided inside the fitting body and the fitting body detachably coupled to the outer surface of the body forming the space portion and the conductor is provided with the conductor It includes a pair of electrode plates that are provided to face each other so as to be in electrical contact, and the controller is provided inside or outside the body, but applies a current to the pair of electrode plates to apply the current to the pair of conductors. When the electrode plates are in contact with each other, they detect electric signals that are electrically activated, and the lamps can emit light depending on whether they are detected. It characterized in that for applying the power.

According to the present invention, when the electric wire is drawn inside the body installed on the ceiling differently from the conventional one, the length of the length desired by the operator can be drawn through the wire feeding roller, and the presence of unnecessary electric wires inside the body is omitted, such as a work light. It has the effect of easy installation.

In addition, the operator is notified of the situation when the electric wire having an excess length existing in the space portion is exhausted from the space portion through the confirmation means differently from the conventional one, so that the electric wire outside the body needs to further enter the space portion. It has the effect of making it identifiable as a lamp to prevent pulling the wire excessively.

1 is a cross-sectional view showing an indoor electric cable tube protection device for an apartment house according to the present invention.
Figure 2 is a cross-sectional view showing a wire inlet roller provided in the body for the indoor electrical cable pipe protection device of a multi-family house according to the present invention.
3 and 4 is a view showing an embodiment of the through-hole and wire inlet roller for the indoor electric cable pipe protection device of an apartment house according to the present invention.
5 is an operational relationship diagram of the wire inlet roller for FIG. 3 or FIG. 4.
6 is a view showing the verification means installed in the body for the indoor electrical cable pipe protection device of a multi-family house according to the present invention.
FIG. 7 is a view showing a protruding piece and a conductor which are components of a confirmation means for an indoor electric cable pipe protection device of an apartment house according to the present invention.
8 is an operational relationship diagram of the confirmation means for the indoor electric cable pipe protection device of an apartment house according to the present invention.

Hereinafter, other objects and features of the present invention in addition to the above object will be apparent through the description of the embodiment with reference to the accompanying drawings, and unless otherwise defined, all terms used herein, including technical or scientific terms, are It has the same meaning as generally understood by a person skilled in the art to which the invention pertains. Terms, such as those defined in a commonly used dictionary, should be interpreted as having meanings consistent with meanings in the context of related technologies, and should not be interpreted as ideal or excessively formal meanings unless explicitly defined in the present application. Does not.

Hereinafter, with reference to the accompanying drawings, an indoor electric cable tube protection device of an apartment house according to the present invention (hereinafter, simply referred to as a 'protective terminal box') will be described in detail.

First, as shown in Figures 1 and 2, the protective terminal box 1 according to the present invention largely includes a body 100, a wire inlet roller 200 and a confirmation means 300, through this configuration the worker When the work lamp 30 is installed, the wire 10 is not pulled excessively from the body 100, but the wire 10 is moved to the inside of the body 100 as much as desired through the wire insertion roller 200. By using it by drawing in, it is possible to prevent a safety accident such as an electric short circuit due to the damage of the wire 10.

In more detail, when the body 100 is installed in a concrete structure, a material having a small change in appearance may be used, and the wire 10 applied in the concrete structure is drawn into the body 100 to work. It is configured to be connected to electrical facilities such as the lamp 30.

Body 100 is, as shown, is formed to have a hollow body shape with the bottom open as a whole, and at least one or more through holes 110 are perforated and formed through the through holes 110 to face each other. The wire 10 is allowed to be drawn in from the outside of the body 100 to the inside.

At this time, the through hole 110, as shown in Figure 3, it is also possible to form a plurality of perforated adjacent to each other on each side facing each other, as shown in Figure 4, if necessary, the shape of a long hole having a predetermined length It is preferably formed so that the plurality of wires 10 are perforated.

In addition, as described above, when the through-hole 110 is formed to have the shape of a long hole, the wire insertion roller 200, which will be described later, uses the plurality of wires 10 inserted into the through-hole 110 at one time inside the body 100 Or it may be formed as a single shape having the same length as the length of the through hole 110 to move to the outside.

In addition, the through-holes 110 respectively perforated on the opposite surfaces of the body 100 are perforated so as not to face each other, and the electric wires that are drawn through each through-hole 110 from the outside of the body 100 facing each other. (10) It should be possible to prevent the interference of each other as much as possible.

On the inner upper surface of the through hole 110, when the wire insertion roller 200, which will be described later, presses the wire 10 and moves to the inside / outside of the body 100 according to the rotational direction of the wire 10, A pad 120 made of a soft material having a rubber or silicone material is provided so that the coating body is not directly damaged by friction with the body 100, thereby preventing damage to the corresponding wire 10 as much as possible.

In addition, the pad 120 is formed to extend to the ends of the inlet and outlet of the through-hole 110 through which the wire 10 enters and exits as necessary, so that the damage preventing effect of the wire 10 can be further maximized.

In addition, the body 100, as shown in FIG. 2, the flange 140 seated on the finishing panel 20 may be protruded, in particular, the flange 140 is symmetrical to each other on both sides of the body 100 It is formed to be extended so as to have a hollow enclosure shape to form a space portion 130 in which an excess length of the electric wire 10 may exist to give a margin of the electric wire 10 electrically connected to the work lamp 30. .

By doing so, the operator does not pull the wire 10 from the concrete structure and connects it to the work lamp 30, but a margin of the wire 10 is present in the space portion 130 formed in a pair of bodies 100 facing each other. By pulling the length and connecting with the corresponding work lamp 30, it becomes easy to install.

In addition, the electric wire 10 existing in the space 130 is provided with an extra electric wire 10 in the space 130 by the external force of the operator (for example, when the worker pulls to connect the electric wire with the work light). ) When all of them are exhausted, the corresponding operator can easily identify them by the verification means 300, and thus the detailed description of the verification means 300 will be described in more detail below.

And, as shown in Figures 1 and 2, the wire drawing roller 200 rotates the wire 10 outside the body 100 to work inside the body 100 as much as the operator wants. It is a configuration to be electrically connected to the back (30).

The wire inlet roller 200 is provided to be rotatable at least one in the body 100 according to the shape of the through hole 110 described above, and the operator can easily rotate the wire inlet roller 200 by external force. So that the outer surface of the body 100 in the inner direction is installed to be exposed.

The wire inlet roller 200 is rotatably coupled to the rotating shaft 220 formed on both sides of the body 100 so as to be rotatable in a forward direction (for example, a clockwise direction) or a reverse direction (for example, half Clockwise) (see Fig. 5).

At this time, the upper portion of the wire inlet roller 200 is rotatably installed in the body 100 so that a part of the through hole 110 is exposed inside the body 100 through the through hole 110 to the outside By allowing the covering body of the wire 10 drawn into the through hole 110 to be pressed, the wire 10 is in the body 100 according to the rotation direction of the wire insertion roller 200 at the same time as the pressing. It is desirable to have a structure that can be drawn in / out.

In addition, a plurality of protrusions 210 are protruded adjacent to a predetermined distance on the outer circumferential surface of the wire inlet roller 200 having a circular plate shape to easily press the coating body of the wire 10 so that the wire inlet roller 200 rotates. At this time, it is sequentially pressed by the plurality of protrusions 210 so that the electric wire 10 can move.

In addition, the protrusion 210 in the present invention has the shape of a long hole as the above-described through hole 110, so that a plurality of wires 10 through the through hole 110 are formed by one wire insertion roller 200. When the body 100 is intended to be moved inside / outside, the protruding pattern on the outer surface of the wire inlet roller 200 is formed to have a regular or irregular embossing shape, and thus is rotated by the wire inlet roller 200. The wire 10 can be made to move together.

And, the confirmation means 300, as shown in Figures 6 and 7, as the wire 10 in the space portion 130 where the excess length of the wire 10 is present, when all the wire 10 is exhausted quickly the operator The configuration for preventing the pulling of the corresponding wire 10 by force is included in the configuration of the protruding piece 310, the conductor 313, the electrode member 320, the controller 330, and the lamp 331.

As shown in FIG. 7, the protruding piece 310 has a shape protruding in a disc shape on the outer surface of the electric wire 10 at least two adjacent to each other in the longitudinal direction of the electric wire 10.

At this time, the protruding piece 310 of the fitting body 321 equipped with an electrode plate 323 to be described later when the wire 10 enters the space portion 130 through the inlet hole 141, as shown The opened sides are folded by elasticity according to a shape that gradually narrows, so that the protruding piece 310 enters into the fitting body 321 to facilitate contact between the conductor 313 and the electrode plate 323. It is preferred.

A fitting groove 311 having a shape corresponding to the shape of the conductor 313 is formed on the outer surface of each of the protruding pieces 310 so that the conductor 313 can be fitted.

In addition, the conductor 313 need not be provided in all of the fitting grooves 311 formed in each protruding piece 310 protruding in a plurality of configurations on the outer surface of the electric wire 10, and outside the body 100 at the operator's discretion The conductor 313 may be provided on any one of the protruding pieces 310 according to the margin length of the wire 10 present in the.

The conductor 313 is made of a metal material through which current flows and is radially formed on the protruding piece 310 around the ring shape of the fitting groove 311 formed on the outer surface of the protruding piece 310 or the outer diameter of the electric wire 10. It is inserted in a number of ways.

Of course, the fitting groove 311 formed in the protruding piece 310 is also formed radially on the outer surface of the protruding piece 310 so that a plurality of conductors 313 may be provided radially on one protruding piece 310. It is also possible.

In addition, the metallic material of the conductor 313 means a material that can be electrically connected to the electrode plate 323 to be described later.

6 and 8, the electrode member 320 includes a fitting body 321 and a fitting body to be detachably fitted to an outer surface of the flange 140 extending to form a space 130. 321 includes a pair of electrode plates 323 provided inside and facing each other so as to be in electrical contact with the conductor 313.

Here, the fitting body 321 is made of a tube shape with both sides open so that the electric wire 10 can be inserted through, and the electrode plates 323 face each other on the inner surface of the fitting body 321 so that they can be exposed to the outside. It is provided.

The fitting body 321 may be formed with a protruding coupling protrusion on its outer surface so as to be detachable from the outer surface of the flange 140, and an engaging groove is formed on the outer surface of the flange 140 to face the coupling protrusion to form the fitting body 321 ) Allows the outer surface of the flange 140 to be detachably coupled.

In addition, on the outer surface of the flange 140 to which the fitting body 321 is coupled, an inlet hole 141 that is perforated to communicate with the space portion 130 is formed to penetrate the fitting body 321 and enter the space portion 130. The wire 10 is made to easily enter the space 130 through the inlet hole 141.

The pair of electrode plates 323 provided in the fitting body 321 are electrically connected to the controller 330, respectively, and when the electric wire 10 enters the space portion 130 from the outside of the body 100 It is activated to be electrically activated by contact of the conductor 313 inserted into the protruding piece 310 formed on the outer surface of the wire 10 so that the controller 330 can detect the electrical signal.

In addition, the electrical signal is switched through the conductor 313 and the electrode plate 323, and the controller 330 that senses the electrical signal is visually inspected by an operator who installs the work lamp 30 inside the body 100. By applying power to the lamp 331 provided so as to be identified by the light emission of the lamp 331, it is possible for an operator to check whether the wire 10 of the excess length existing in the space 130 is exhausted. To make.

Of course, in the present invention, it is described that the operator confirms whether the spare wire 10 is exhausted by the light emission of the lamp 331, but this is only one embodiment, and through a speaker or the like that outputs an alarm if necessary. It is also possible to display on the operator, and is provided inside the body 100 in a plurality of configurations, separately depending on whether the wires 10 provided on the spaces 130 respectively provided on both sides of the body 100 are pulled. It is also possible to display.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the working relationship to the protective terminal box (1) according to the present invention.

Prior to the description, it should be noted that the inventor's protective terminal box 1 illustratively describes a state in which the closing panel 20 is fastened by fastening means such as bolts or screws.

First, as shown in FIGS. 5 to 8, in the state where the spare wire 10 is present in the space 130, the worker uses a finger or the like to connect the work lamp 30 and the corresponding wire 10. By rotating the wire feed roller 200.

Then, in the rotating wire drawing roller 200, the protruding portion 210 protruding on the outer circumferential surface pressurizes the coating body of the electric wire 10, and at the same time, the protruding portion 210 along the rotating direction of the wire drawing roller 200 ) Is guided by the wire 10 is a certain length is drawn into the body 100 through the through-hole 110 inside.

At this time, it is preferable that the length of the electric wire 10 that is introduced into the body 100 has a length such that an operator can easily electrically connect the work lamp 30 and the electric wire 10.

When the wire 10 of a certain length is drawn into the body 100, the worker electrically connects the work lamp 30 and the corresponding wire 10, and then rotates the wire feed roller 200 in the reverse direction to detail In one way and backward, the wire 10 is discharged to the outside of the body 100 through a through hole 110, and through this, there is no unnecessary wire 10 inside the body 100, such as work light. 30 is to be more easily inserted and fixed inside the body 100.

On the other hand, in order to connect the work lamp 30, the worker pulls the wire 10 forcibly, and the corresponding wire 10 having an excess length existing in the space portion 130 is exhausted in the space portion 130, and the body (100) When the wire 10 existing in the outside flows into the space part 130, the contact of the conductor 313 and the electrode plate 323, which is the configuration of the confirmation means 300, which is the configuration of the present invention, Due to this, the electrical signal applied to the electrode plate 323 through the controller 330 is activated by the conductor 313, and the electrical signal is sensed by the controller 330 and is simultaneously applied to the lamp 331. Since power can be applied and displayed to the corresponding worker, it is to prevent excessive pulling of the corresponding wire 10 to prevent a case of damage.

The protective terminal box 1 according to the present invention made of such a configuration is different from the conventional one when the wire 10 is inserted into the inside of the body 100 installed on the ceiling through the wire inlet roller 200 to obtain the desired length of the operator. Since the presence of unnecessary wires 10 inside the body 100 is omitted because it can draw as much as possible, it is possible to easily install the work lamp 30.

In addition, the electric wire 10 having an excess length existing in the space portion 130 through the confirmation means 300 is discriminated from the prior art, and all the electric wires 10 outside the body 100 are exhausted from the space portion 130. ) Is to be able to identify the situation with the lamp 331 to the operator when it is necessary to enter the interior of the space 130 further, it has the effect of not forcibly pulling the wire 10.

As described above, the present invention has been described by specific matters such as specific components and limited embodiments and drawings, but is provided to help a more comprehensive understanding of the present invention, and the present invention is not limited to the above embodiments , Anyone having ordinary knowledge in the field to which the present invention pertains can make various modifications and variations from these descriptions.

Accordingly, the spirit of the present invention should not be limited to the described embodiments, and should not be determined, and all claims that are equivalent to or equivalent to the scope of the claims as well as the claims described below belong to the scope of the spirit of the invention. .

100: body 110: through hole
120: pad 130: space
140: flange 200: electric wire roller
210: protrusion 220: rotating shaft
300: verification means 310: protrusion
311: fitting groove 313: conductor
320: electrode member 321: fitting body
323: electrode plate 330: controller
331: lamp
10: wire 20: finishing panel
30: work light

Claims (1)

A body 100 having a hollow enclosure shape but having a through hole 110 through which the wire 10 flows from outside to inside is formed, and a work lamp 30 electrically connected to the wire 10 is installed on the outside. ;
A wire insertion roller 200 which is rotatably provided on the body 100 and guides the electric wire 10 in an internal or external direction according to the rotation direction; And
It includes; confirmation means 300 for confirming whether or not the electric wire 10 of the margin provided in the body 100 to be electrically connected to the work lamp 30 is required.
The body 100 is made of an empty enclosure shape lying on both sides, but the electric wires electrically connected to the work lamp 30 by forming a space 130 formed of a pair facing each other on the body 100 It is formed so that a margin of 10) can be provided,
The checking means 300 includes a protruding piece 310, a conductor 313, an electrode member 320, a controller 330 and a lamp 331,
The protruding piece 310 is formed to protrude in a disc shape on the outer surface of the electric wire 10 at least two adjacent to each other in the longitudinal direction of the electric wire 10,
The conductor 313 is made of a metal material through which current passes, and is inserted into a ring shape in the fitting groove 311 formed on the outer surface of the protruding piece 310,
The electrode member 320 is provided inside the fitting body 321 and the fitting body 321 detachably fitted to the outer surface of the body 100 forming the space portion 130 and the conductor 313 ) And a pair of electrode plates 323 provided to face each other to be in electrical contact with each other,
The controller 330 is provided inside or outside the body 100 to apply a current to the pair of electrode plates 323 so that the conductor 313 and the pair of electrode plates 323 contact each other. The indoor electrical cable tube protection device for a multi-family house, characterized in that it detects an electrical signal that is activated and applies power so that the lamp 331 emits light depending on whether or not it is detected.

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