KR102201373B1 - Cover for water leakage prevention at connection of building communication cable - Google Patents

Abstract

The present invention relates to a cover for water leakage prevention at a connection unit of a building communication cable which can ensure worker safety. The cover for water leakage prevention at a connection unit of a building communication cable comprises: a connection block provided with a plurality of receiving grooves on one side or the other side so that a plurality of cables can be inserted and electrically connected; a lower cover on which the connection block is mounted; an upper cover disposed adjacent to the lower cover to cover an upper portion of the connection block, and coupled to the lower cover without a separate fastening member to prevent rain or foreign substances from coming into contact with the connection block; a pressing fixing unit capable of pressing and fixing the cable inserted into the connection block; and a linkage unit, when the upper cover is slid and coupled to the lower cover, converting sliding motion of the upper cover to pressing motion of the pressing fixing unit.

Description

Cover for water leakage prevention at connection of building communication cable}

The present invention relates to a cover for preventing leakage of a communication cable connection part for construction, and more particularly, the connection parts of cables can be connected to each other without a separate fastening member, and excellent cable connection by preventing the connection parts of cables from being exposed to the outside. The lower cover and the upper cover surrounding the connection part of the cable are installed detachably without a separate fastening member, and the upper cover or the lower cover can be combined, and the linear motion of the upper cover is pressed. It relates to a cover for preventing leakage of a connection part of a communication cable for construction that can be converted into a fixed operation of the government and transmitted.

In general, electric cables of homes or buildings include power wiring for supplying power, and control wiring for connecting various electric devices, lighting devices, and wiring boards.

In particular, after these electric cables are installed inside the wall or in the power line passage, their ends can be exposed to the outside from the switch connection area, the electrical appliance connection area, or the power outlet, distribution box, and power line connection box. Cables and electric cables and electric cables can be electrically connected.

However, in order to electrically connect these electric cables, the sheath of the electric cables is peeled off, the wire cores or wire bundles of the electric cables exposed to the outside are twisted with each other, and an insulating tape is wrapped around the connection area.

However, since these electric cables are used by wrapping the connection part with insulating tape, over time, the adhesive strength decreases, and water or moisture flows into the interior, resulting in a short circuit, resulting in fire and power failure.

The patent document (Registration Office No. 20-0328980) is for sealing the connection part of the cable, and the first case in which a fine opening is provided in the side end walls of both side ends and a wall that forms a concave space by connecting between the side end walls A second case member coupled with the member and the first case member and provided with hollow openings at both axial ends and provided with a wall connecting the two side end walls to form a concave space, and a side end wall border toward the opening of the first case member A first sealing member having a first sealing part and a second sealing part respectively mounted on the wall, and a third sealing part and a fourth sealing part that connects the first sealing part and the second sealing part and are mounted on the rim of the wall facing the cases And, a first sealing part and a second sealing part respectively mounted on the rim of the side end wall facing the opening of the second case member, and connecting the first sealing part and the second sealing part, and mounted on the rim of the wall facing the cases. It includes a second sealing member having a 3 sealing part and a fourth sealing part, the first case member and the second case member are combined to form a space for accommodating the connection part of the cable, and the first sealing member and the second sealing member The member is composed of a sealing cover that seals the inner accommodation space.

The patent document (Registration Office No. 20-0427340) describes a pair of first and second split covers in which the main line cable entry portion and the branch line cable entry portion are formed so as to cover each other while the conductor line connection portion of the cable is accommodated. In the waterproof protective cover for the Y-branch connection part of the cable composed of a resin injection port molded in the first and second divided covers of the two and a locking means for binding the divided covers to each other, the first and second divided covers are made of soft resin. And each abutting portion formed with a corresponding female positioning protrusion and a hole at the edge thereof, and the abutting portion forms a stepped step on the opposite outer side in the longitudinal direction, and the stepped step that slides along the stepped step is projected inward. It is a waterproof protective cover for the Y-branch connection part of the cable, which is composed of elastic pressing pieces, and is formed by bonding with an elastic clip piece to the abutting part of the acute angle formed between the main line cable entry part and the branch line cable entry part on one side.

The prior art including the patent document has a water leakage effect to some extent, but there is a problem in that a short circuit may occur because water may contact the conductors of an electric cable when water penetrates the connection part.

In order to solve the above problems, a cover for preventing leakage of water at the connection portion of the electric cable was developed, and the cover for preventing leakage according to the prior art includes a first cover, a second cover coupled to the first cover, and both sides in the longitudinal direction are opened. It consists of a cylindrical shape and includes a block holder mounted in a space formed by the combination of the first and second covers, and a connection block mounted inside the block holder and on which the first and second conductors of the first and second cables are mounted. do.

The background technology of the present invention is disclosed in Korean Registered Patent Publication No. 10-1612422 (announced on April 14, 2016, title of the invention: cover for preventing leakage of the connection part of an electric cable).

Since the leak-preventing cover according to the prior art is coupled by a fastening member, it is difficult to achieve the convenience of the operator because the operator must move adjacent to the cable connection area and then tighten the fastening member using both hands. There is a problem that a safety accident may occur in the middle of the tightening operation.

Therefore, there is a need to improve this.

In the present invention, the connection parts of cables can be connected to each other without a separate fastening member, and rainwater is prevented from entering the cable connection part by preventing the connection part of the cable from being exposed to the outside, and the lower cover surrounding the connection part of the cable And the upper cover is detachably installed without a separate fastening member, the upper cover or the lower cover can be combined, and the connection of the communication cable for construction that can be transferred by converting the linear motion of the upper cover into a fixed operation of the pressure fixing unit Its purpose is to provide a protective cover.

The present invention, a connection block provided with a plurality of receiving grooves on one side or the other side so that a plurality of cables are inserted and electrically connected; A lower cover on which the connection block is seated; An upper cover disposed adjacent to the lower cover to cover an upper portion of the connection block, and coupled to the lower cover without a separate fastening member to prevent rain or foreign matter from contacting the connection block; A pressure fixing unit capable of pressing and fixing a cable inserted into the connection block; And a linking part for converting and transmitting the sliding motion of the upper cover into a pressurizing motion of the pressure fixing part when the upper cover is slid and coupled to the lower cover.

In addition, the connection block of the present invention, a first storage groove extending long toward the center at one end of the connection block so that the cable is inserted; A first terminal case inserted into the first storage groove and electrically coupled to a cable; A second storage groove extending long toward the center at the other end of the connection block so that the cable is inserted; And a second terminal case inserted into the second storage groove and electrically coupled to the cable.

In addition, the pressure fixing part of the present invention comprises: a first pressing roller installed in a hole formed to pass through the first storage groove and the first terminal case; A second pressurizing roller installed in a hole formed to pass through the second storage groove and the second terminal case; A first cutting part formed by cutting a part of the first pressing roller; And a second cutout formed by cutting a portion of the second pressing roller.

In addition, the present invention, when the upper cover is inserted to the end of the lower cover when the upper cover is slid and coupled to the lower cover, the upper cover and the lower cover are connected and fixed, and according to the operator's operation, the It characterized in that it further comprises a detachable portion capable of releasing the coupled state of the upper cover.

In the cover for preventing leakage of the connection part of a communication cable for construction according to the present invention, a pair of cables inserted into the connection block are coupled to the connection block without a separate fastening member, so that the end of the cable is fixed, so that the fastening member is The tightening operation is omitted so that the operator's convenience can be achieved, and the upper cover and the lower cover can be combined with the connection block while sliding, simplifying the work of installing the cover on the cable connection part, thus promoting the safety of the operator. There is this.

1 is a cross-sectional view showing a cover for preventing leakage of a connection part of a communication cable for a building according to an embodiment of the present invention.
2 is a cross-sectional view showing a connection block of a leak-preventing cover for a connection part of a communication cable for construction according to an embodiment of the present invention.
3 is a cross-sectional view illustrating a connection structure of a lower cover and an upper cover of a cover for preventing leakage of a connection part of a communication cable for a building according to an embodiment of the present invention.

Hereinafter, an embodiment of a cover for preventing leakage of a connection part of a communication cable for construction according to the present invention will be described with reference to the accompanying drawings.

In this process, thicknesses of lines or sizes of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, and may vary according to the intention or custom of users or operators.

Therefore, definitions of these terms should be made based on the contents throughout the present specification.

1 is a cross-sectional view showing a cover for preventing leakage of a connection part of a communication cable for construction according to an embodiment of the present invention, and FIG. 2 is a connection block showing a cover for preventing leakage of a connection part of a communication cable for construction according to an embodiment of the present invention. 3 is a cross-sectional view showing the connection structure of the lower cover and the upper cover of the cover for preventing leakage of a connection part of a communication cable for construction according to an embodiment of the present invention.

1 to 3, a cover for preventing leakage of a connection part of a communication cable for a building according to an embodiment of the present invention is provided with a plurality of receiving grooves on one side or the other side so that a plurality of cables are inserted and electrically connected. Block 30, the lower cover 10 on which the connection block 30 is seated, and disposed adjacent to the lower cover 10 to cover the upper portion of the connection block 30, and the lower cover 10 without a separate fastening member ) Is combined with the upper cover 12 to prevent rain or foreign matter from contacting the connection block 30, and a pressure fixing part 50 capable of pressing and fixing the cable inserted into the connection block 30, When the upper cover 12 is slid and coupled to the lower cover 10, the upper cover 12 converts the sliding motion of the upper cover 12 into a pressurizing motion of the pressure fixing part 50, and includes a linking part 70 for transmitting.

Therefore, when connecting the cable, insert the end of the cable into the first storage groove 32 and the second storage groove 34 formed at both ends of the connection block 30, and insert the connection block 30 into the lower cover 10. When the upper cover 12 is slid from one end of the lower cover 10 to the other end of the lower cover 10, the linear motion of the upper cover 12 is pressed by the pressure fixing unit 50 by the operation of the linking unit 70. Since it is converted into operation and transmitted, the cables inserted into the first storage groove 32 and the second storage groove 34 are pressed and fixed.

The connection block 30 of this embodiment is inserted into the first storage groove 32 extending to the center at one end of the connection block 30 so that the cable is inserted and the first storage groove 32 to be electrically connected to the cable. The first terminal case 32a to be coupled, a second storage groove 34 extending long to the center at the other end of the connection block 30 so that the cable is inserted, and the second storage groove 34 A cable that includes a second terminal case 34a coupled to each other, and a connection terminal 36 is installed between the first terminal case 32a and the second terminal case 34a to be fixed to the first terminal case 32a And the cable fixed to the second terminal case 34a can be electrically connected.

In addition, a first insulating portion 32b and a second insulating portion 34b made of an insulating material are provided at outer ends of the first terminal case 32a and the second terminal case 34a. It is possible to prevent the loss of electricity from the first terminal case 32a and the second terminal case 34a.

The pressing fixing part 50 of this embodiment includes a first pressing roller 52 installed in a hole formed to pass through the first storage groove 32 and the first terminal case 32a, and the second storage groove 34 ) And a second pressing roller 54 installed in a hole formed to pass through the second terminal case 34a, a first cutting part 56 formed by cutting a part of the first pressing roller 52, and It includes a second cutting portion 58 made by cutting a part of the two pressing rollers 54.

Therefore, when the first cutout 56 and the second cutout 58 are disposed to face the first terminal case 32a and the second terminal case 34a, the first terminal case 32a and the second terminal of the cable It can be inserted into the case (34a), and the first pressing roller 52 and the second pressing roller 54 are rotated by the operation of the linking part 70, so that the first cutting part 56 and the second cutting part ( 58) are spaced apart and the edges of the first cutout 56 and the second cutout 58 press the cable, so that the cable is fixed in close contact with the inner wall of the first terminal case 32a and the second terminal case 34a. do.

The linking portion 70 of this embodiment includes a first screw thread 72 formed on the inner wall of the upper cover 12, a second screw thread 74 formed on the first pressing roller 52, and a second pressing roller. Among the third screw thread 76 formed in 54, the rail member 78 formed in either of the upper cover 12 or the lower cover 10, and the upper cover 12 or the lower cover 10 It is formed in the other and includes a rail groove portion 77 for sliding and coupling the rail member 78.

Therefore, when the rail member 78 provided in the upper cover 12 is inserted into the rail groove 77 formed in the lower cover 10 and slides, the first screw thread 72, the second screw thread 74, and the third Since the screw thread 76 is gear-connected, the linear motion of the upper cover 12 is converted into rotational motion of the first pressing roller 52 and the second pressing roller 54, so that the first pressing roller 52 and the second pressing roller are transmitted. 2 The pressing roller 54 is rotated so that the first cutout 56 and the second cutout 58 are spaced apart to fix the cable while pressing the inner walls of the first terminal case 32a and the second terminal case 34a. do.

As described above, in this embodiment, it is possible to pressurize and fix the cables inserted into the first terminal case 32a and the second terminal case 34a without a separate fastening member, thereby enhancing the convenience of the operator, The operator who works by moving to the connection part of the cable can connect the cable by a simple operation of sliding the upper cover 12, so that safety accidents occurring during the cable connection operation can be prevented.

In addition, in this embodiment, when the upper cover 12 is slid and coupled to the lower cover 10, when the upper cover 12 is inserted to the end of the lower cover 10, the upper cover 12 and the lower cover 10 ) To connect and fix, and further includes a detachable portion 80 capable of releasing the coupled state of the upper cover 12 according to the operator's manipulation.

Therefore, while inserting the rail member 78 into the rail groove 77, the upper cover 12 is slid and coupled from one end of the lower cover 10, and one end of the upper cover 12 reaches the other end of the lower cover 10. When it is completely slid, the upper cover 12 is engaged with the end of the connection block 30 by the operation of the detachable portion 80 to complete the coupling state of the upper cover 12.

The detachable part 80 in this embodiment is installed so as to protrude from the inner wall of the upper cover 12 toward the lower cover 10, and when the upper cover 12 is coupled to the lower cover 10, the connection block 30 Interposed between the hook member 82 and the operating space portion of the upper cover 12 to provide an elastic force to protrude the hook member 82 and the lower cover 10 side It includes an elastic member 84, and a release portion for disengaging the hook member 82 and the connection block 30 while retreating the hook member 82 by the operator's operation.

Therefore, when the upper cover 12 is slid, the end of the connection block 30 is pressed against the inclined surface of the hook member 82 when it is combined with the lower cover 10 to insert the hook member 82 into the operating space. , When the coupling of the upper cover 12 and the lower cover 10 is completed, the hook member 82 protrudes toward the lower cover 10 by the restoring force of the elastic member 84 that has been compressed. It is engaged to complete the coupling of the upper cover 12 and the lower cover 10.

Thereafter, when the cable is to be replaced by separating the cable connection part, the releasing part is operated to release the hook member 82 and the connection block 30. The releasing part of this embodiment is the release part of the hook member 82 It includes a release wire 86 extending outward from the rear surface of the upper cover 12, and a lever member 88 installed at an end of the release wire 86 so that an operator can pull the release wire 86.

Therefore, when the operator pulls the lever member 88 to the outside of the upper cover 12, the release wire 86 provides tension to retreat the hook member 82, thereby engaging the hook member 82 and the connection block 30. This is released so that the upper cover 12 can be separated from the lower cover 10 while retreating.

Thus, it is possible to connect the connection parts of the cable without a separate fastening member, and prevent rainwater from entering the cable connection part by preventing the connection part of the cable from being exposed to the outside, and the lower cover surrounding the connection part of the cable, and The upper cover is installed detachably without a separate fastening member, and the upper cover or the lower cover can be combined, and the connection part of the communication cable for construction that can be transferred by converting the linear motion of the upper cover into a fixed operation of the pressure fixing unit is used to prevent leakage. It is possible to provide a cover.

The present invention has been described with reference to an embodiment shown in the drawings, but this is only exemplary, and various modifications and other equivalent embodiments are possible from those of ordinary skill in the field to which the technology belongs. Will understand.

In addition, a cover for preventing leakage of a connection portion of a communication cable for construction has been described as an example, but this is only an example, and the cover of the present invention may be used in other products other than a cover for preventing leakage of a connection portion of a communication cable for construction.

Therefore, the true technical protection scope of the present invention should be determined by the following claims.

10: lower cover 12: upper cover
30: connection block 32: first storage groove
32a: first terminal case 32b: first insulating part
34: second storage groove 34a: second terminal case
34b: second insulation part 36: connection terminal
50: pressure fixing unit 52: first pressure roller
54: second pressing roller 56: first incision
58: second incision 70: linkage
72: first thread 74: second thread
76: third thread 78: rail member
80: detachable part 82: hook member
84: elastic member 86: release wire
88: lever member

Claims (4)

A connection block having a plurality of receiving grooves on one side or the other side so that a plurality of cables are inserted and electrically connected;
A lower cover on which the connection block is seated;
An upper cover disposed adjacent to the lower cover to cover an upper portion of the connection block, and coupled to the lower cover without a separate fastening member to prevent rain or foreign matter from contacting the connection block;
A pressure fixing unit capable of pressing and fixing a cable inserted into the connection block; And
When the upper cover is slid and coupled to the lower cover, the upper cover includes a linking unit that converts and transmits the sliding motion of the upper cover into a pressurizing motion of the pressure fixing unit,
The connection block,
A first storage groove extending long toward the center at one end of the connection block so that a cable is inserted;
A first terminal case inserted into the first storage groove and electrically coupled to a cable;
A second storage groove extending long toward the center at the other end of the connection block so that the cable is inserted; And
And a second terminal case inserted into the second storage groove and electrically coupled to the cable,
The pressure fixing unit,
A first pressing roller installed in a hole formed to pass through the first storage groove and the first terminal case;
A second pressurizing roller installed in a hole formed to pass through the second storage groove and the second terminal case;
A first cutting part formed by cutting a part of the first pressing roller; And
And a second cutout formed by cutting a portion of the second pressing roller,
When the upper cover is slid and coupled to the lower cover, when the upper cover is inserted to the end of the lower cover, the upper cover and the lower cover are connected and fixed. A cover for preventing leakage of a connection part of a communication cable for construction, characterized in that it further comprises a detachable part that can be released.
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