CN213461098U - 8.7/15kv cold-shrinkable cable intermediate connecting piece - Google Patents

Abstract

The utility model discloses an 8.7/15kv shrinkage cable intermediate junction spare, including connecting main part and import, connecting main part's both sides all are provided with the import, the edge of the inside both sides of connecting main part all is provided with mounting structure, the inside intermediate position department of connecting main part is provided with limit structure, and the bottom of dead lever and connecting main part's bottom mounting, the threaded rod is run through on the top of dead lever, the bottom mounting of threaded rod has the spacing piece, the top of threaded rod is fixed with changes the handle, connecting main part's inside wall is provided with protection architecture. The utility model discloses a be provided with limit structure, pass the connecting body installation back when cable junction together, can hold the commentaries on classics and rotate the threaded rod, drive the stopper downstream of threaded rod below, carry out spacing fixed to connecting body internal connection's cable through the soft plastic of second for cable connection's is more firm, is difficult for along with the increase of live time, takes place not hard up, and the result of use is better.

Description

8.7/15kv cold-shrinkable cable intermediate connecting piece

Technical Field

The utility model relates to a shrinkage cable installation technical field specifically is an 8.7/15kv shrinkage cable intermediate junction spare.

Background

Along with the continuous progress of the constantly developed science and technology of the national economy, the cable production technology of China is also continuously promoted, a cold-contraction cable is an elastic cable, the cold-contraction cable can be naturally contracted by drawing an internal supporting strip during installation, and the cold-contraction cable is suitable for places such as petroleum and chemical engineering and is used in a way that an intermediate connecting piece is specially used for connecting the cold-contraction cable in order to facilitate the installation of the cold-contraction cable;

however, the existing cold-shrink cable intermediate connector is easy to loosen the joint of the cable along with the increase of the service time, and the use effect is poor, so an 8.7/15kv cold-shrink cable intermediate connector is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an 8.7/15kv shrinkage cable intermediate junction spare to the intermediate junction spare that provides along with live time's increase in solving above-mentioned background art, the junction of cable easily takes place not hard up, the relatively poor problem of result of use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an 8.7/15kv shrinkage cable intermediate junction spare, includes connecting body and import, connecting body's both sides all are provided with the import, the edge of the inside both sides of connecting body all is provided with mounting structure, the inside intermediate position department of connecting body is provided with limit structure, limit structure includes the soft plastic of second, threaded rod, changes handle, stopper and dead lever, the soft plastic of second sets up in connecting body top and gets intermediate position department, the top of the soft plastic of second is provided with the dead lever, and the bottom of dead lever and connecting body's bottom mounting, the threaded rod is run through on the top of dead lever, the bottom mounting of threaded rod has the stopper, the top of threaded rod is fixed with changes the handle, connecting body's inside wall is provided with protective structure.

Preferably, mounting structure includes plastic piece, the hole body, wire and first soft plastic, first soft plastic sets up in the both sides of connecting the main part lateral wall, the bottom of first soft plastic all is fixed with the plastic piece, the inside of plastic piece all is provided with the hole body, the inside of the hole body is provided with the wire.

Preferably, the plastic blocks are arranged in two groups, and the plastic blocks are symmetrically distributed about the central axis of the connecting body.

Preferably, the metal wires are arranged in two groups, and the metal wires are annularly distributed on the outer side wall of the connecting main body.

Preferably, the top end inside the fixed rod is uniformly provided with internal threads, and the fixed rod is in threaded connection with the threaded rod.

Preferably, protective structure includes wearing layer, insulating layer and enhancement layer, the insulating layer evenly coats in the inside wall of connecting the main part, the even coating of lateral wall of insulating layer has the enhancement layer, the even coating of lateral wall of enhancement layer has the wearing layer.

Compared with the prior art, the beneficial effects of the utility model are that: the 8.7/15kv cold-shrinkage cable intermediate connecting piece not only realizes the limitation of the connecting position of the cable, so that the cable is connected more firmly, but also realizes stronger protection when the connecting main body is connected with the cable and is convenient for installing the connecting main body on the cable;

(1) due to the fact that the limiting structure is arranged in the connecting main body, after the cables are connected together and pass through the connecting main body to be installed, the rotating handle can be held to rotate the threaded rod, the limiting block below the threaded rod is driven to move downwards, the cables connected in the connecting main body are limited and fixed through the second soft plastic, the cables are connected more firmly, looseness is not prone to occurring along with increase of service time, and the using effect is better;

(2) by arranging the mounting structures at the edges of the two sides of the connecting main body, when the cable needs to be connected through the connecting piece, the cable is inserted into the connecting main body through the inlet, then the metal wires are twisted together in a one-to-one correspondence manner, and the cable is bound and extruded through the first soft plastic, so that the cable is quickly fixed with the connecting main body together, and the mounting efficiency is improved;

(3) be provided with protection architecture through the inside wall at the joint body, the wearing layer makes joint body also be difficult for taking place wearing and tearing along with live time's increase, and solar radiation's heat when the insulating layer makes effective isolated outdoor use simultaneously to the security of this condom has effectively been improved.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic front view of the cross-sectional structure of the present invention;

fig. 3 is a schematic view of the enlarged structure of a part a in fig. 1 according to the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1. a connecting body; 2. a mounting structure; 201. a plastic block; 202. a porous body; 203. a metal wire; 204. a first soft plastic; 3. a limiting structure; 301. a second soft plastic; 302. a threaded rod; 303. turning a handle; 304. a limiting block; 305. fixing the rod; 4. an inlet; 5. a protective structure; 501. a wear layer; 502. a thermal insulation layer; 503. and a reinforcing layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an 8.7/15kv cold-contraction cable intermediate connector comprises a connecting main body 1 and an inlet 4, wherein the two sides of the connecting main body 1 are both provided with the inlet 4, the edges of the two sides inside the connecting main body 1 are both provided with mounting structures 2, a limit structure 3 is arranged at the middle position inside the connecting main body 1, the limit structure 3 comprises a second soft plastic 301, a threaded rod 302, a rotating handle 303, a limit block 304 and a fixed rod 305, the second soft plastic 301 is arranged at the middle position of the top end of the connecting main body 1, the top end of the second soft plastic 301 is provided with the fixed rod 305, the bottom end of the fixed rod 305 is fixed with the bottom end of the connecting main body 1, the top end of the fixed rod 305 penetrates through the threaded rod 302, the bottom end of the threaded rod 302 is fixed with the limit block 304, the top end of the threaded rod 302 is fixed with the rotating handle 303, the top end, a protection structure 5 is arranged on the inner side wall of the connecting body 1;

specifically, as shown in fig. 1, 2 and 4, when the mechanism is used, firstly, after the connecting body 1 is installed on a cable, the rotating handle 303 is held to rotate the threaded rod 302 to drive the lower limiting block 304 to move downwards, then the second soft plastic 301 is extruded through the limiting block 304, so that the cable connected inside is limited through the second soft plastic 301, and the connection of the internal cable is more stable and is not easy to loosen;

the mounting structure 2 comprises plastic blocks 201, hole bodies 202, metal wires 203 and first soft plastic 204, the first soft plastic 204 is arranged on two sides of the outer side wall of the connecting main body 1, the plastic blocks 201 are fixed at the bottom ends of the first soft plastic 204, the hole bodies 202 are arranged inside the plastic blocks 201, the metal wires 203 are arranged inside the hole bodies 202, the plastic blocks 201 are arranged in two groups, the plastic blocks 201 are symmetrically distributed about the central axis of the connecting main body 1, the metal wires 203 are arranged in two groups, and the metal wires 203 are annularly distributed on the outer side wall of the connecting main body 1;

specifically, as shown in fig. 1, 2 and 3, when the mechanism is used, firstly, one of the cables to be connected is firstly passed through one inlet 4 of the connecting main body 1, then pushed to one side to be discharged through the other inlet 4, then the correspondingly connected cable is taken out to be connected with the connecting main body, and then the cable is adjusted to the position, so that the two inlets 4 of the connecting main body 1 are respectively corresponding to different cables, then the metal wire 203 with proper length is passed through the hole body 202 on the plastic block 201, the first soft plastic 204 is surrounded and then screwed together, the cable is bound, the installation is completed, the mechanism is simple, convenient and convenient to detach, and the using effect is better;

the protective structure 5 comprises a wear-resistant layer 501, a heat insulation layer 502 and a reinforcing layer 503, wherein the heat insulation layer 502 is uniformly coated on the inner side wall of the connecting body 1, the reinforcing layer 503 is uniformly coated on the outer side wall of the heat insulation layer 502, and the wear-resistant layer 501 is uniformly coated on the outer side wall of the reinforcing layer 503;

specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, in use, the wear-resistant layer 501 enables the connecting body 1 to be less prone to wear along with the increase of the service life, the heat insulating layer 502 enables the heat of the sun irradiation in outdoor use to be effectively isolated, the safety of the connecting body 1 is effectively improved, and meanwhile, the inner reinforcing layer 503 enables the connecting body 1 to be higher in strength and less prone to deformation, and the service life of the connecting body 1 is effectively prolonged.

The working principle is as follows: firstly, one cable to be connected penetrates through one inlet 4 of the connecting main body 1, then the cable is pushed to one side to be led out through the other inlet 4, then the correspondingly connected cable is taken out to be connected with the cable, the position of the correspondingly connected cable is adjusted after the correspondingly connected cable is connected, a metal wire 203 with a proper length penetrates through a hole body 202 on a plastic block 201, a first soft plastic 204 is wrapped and then screwed together, the cable is bound, and the installation of the connecting main body 1 is completed;

secondly, after the connecting body 1 is installed on a cable, the rotating handle 303 is held to rotate the threaded rod 302 to drive the limiting block 304 below to move downwards, and the limiting block 304 and the second soft plastic 301 limit the cable connected internally, so that the connection of the internal cable is more stable;

finally, in the use process, the wear-resistant layer 501 enables the connecting main body 1 to be not prone to wear along with the increase of the service time, the heat insulating layer 502 enables the heat of solar irradiation in outdoor use to be effectively isolated, the safety of the connecting main body 1 is effectively improved, meanwhile, the inner reinforcing layer 503 enables the strength of the connecting main body 1 to be larger, and finally the connecting work of the middle connecting piece is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An 8.7/15kv cold-shrink cable intermediate connecting piece, which comprises a connecting main body (1) and an inlet (4), and is characterized in that: the two sides of the connecting body (1) are provided with inlets (4), the edges of the two sides in the connecting body (1) are provided with mounting structures (2), the middle position in the connecting body (1) is provided with a limiting structure (3), the limiting structure (3) comprises a second soft plastic (301), a threaded rod (302), a rotating handle (303), a limiting block (304) and a fixing rod (305), the second soft plastic (301) is arranged at the middle position of the top end of the connecting body (1), the top end of the second soft plastic (301) is provided with the fixing rod (305), the bottom end of the fixing rod (305) is fixed with the bottom end of the connecting body (1), the threaded rod (302) penetrates through the top end of the fixing rod (305), the limiting block (304) is fixed at the bottom end of the threaded rod (302), the rotating handle (303) is fixed at the top end of the threaded rod (302), the inner side wall of the connecting body (1) is provided with a protection structure (5).

2. An 8.7/15kv cold shrink cable intermediate connector as claimed in claim 1, wherein: mounting structure (2) include plastic piece (201), the hole body (202), wire (203) and first soft plastic (204), first soft plastic (204) set up in the both sides of connecting main part (1) lateral wall, the bottom of first soft plastic (204) all is fixed with plastic piece (201), the inside of plastic piece (201) all is provided with the hole body (202), the inside of the hole body (202) is provided with wire (203).

3. An 8.7/15kv cold shrink cable intermediate connector as claimed in claim 2, wherein: the plastic blocks (201) are arranged in two groups, and the plastic blocks (201) are symmetrically distributed about the central axis of the connecting main body (1).

4. An 8.7/15kv cold shrink cable intermediate connector as claimed in claim 2, wherein: the metal wires (203) are arranged in two groups, and the metal wires (203) are distributed on the outer side wall of the connecting main body (1) in an annular mode.

5. An 8.7/15kv cold shrink cable intermediate connector as claimed in claim 1, wherein: the top end of the inside of the fixed rod (305) is uniformly provided with internal threads, and the fixed rod (305) is in threaded connection with the threaded rod (302).

6. An 8.7/15kv cold shrink cable intermediate connector as claimed in claim 1, wherein: protection architecture (5) include wearing layer (501), insulating layer (502) and enhancement layer (503), insulating layer (502) evenly coats in the inside wall of connecting body (1), the even coating of the lateral wall of insulating layer (502) has enhancement layer (503), the even coating of the lateral wall of enhancement layer (503) has wearing layer (501).

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