CN218216666U

CN218216666U - Jumper splicing sleeve of overhead power transmission line

Info

Publication number: CN218216666U
Application number: CN202222717058.0U
Authority: CN
Inventors: 李耀明
Original assignee: Yunnan Anai Power Technology Co ltd
Current assignee: Yunnan Anai Power Technology Co ltd
Priority date: 2022-10-15
Filing date: 2022-10-15
Publication date: 2023-01-03
Anticipated expiration: 2032-10-15

Abstract

The utility model provides a pair of overhead power transmission line jumper wire splicing sleeve aims at solving among the prior art inconvenient, the unstable problem in installation back when installing between first body and the second body. The utility model discloses a following technical scheme solves above-mentioned technical problem: the method comprises the following steps: the splicing sleeve comprises a splicing sleeve body, a first connecting piece and a second connecting piece, wherein the splicing sleeve body comprises a first pipe body and a second pipe body which are in threaded connection; the outer circumferential side wall of the first pipe body close to the end part of the second pipe body is provided with a first connecting groove which is arranged along the axial direction, the outer side wall of the second pipe body is provided with a second connecting groove which is matched with the first connecting groove, the peripheral wall of the first connecting groove is provided with a sliding sleeve, and the circumferential direction of the inner side wall of the sliding sleeve is provided with a plurality of sliding strips which are matched with the first connecting groove. The draw runner cooperates with first spread groove and second spread groove for can prevent to take place circumferencial direction's relative slip between first body and the second body, make the structure after connecting more stable.

Description

Jumper splicing sleeve of overhead power transmission line

Technical Field

The utility model relates to a splicing sleeve technical field, in particular to overhead power transmission line jumper splicing sleeve.

Background

The overhead power transmission line is erected on the ground, and is an electric power line insulated by an insulator and air, and compared with an underground power transmission line, the overhead power transmission line is composed of a lead, an overhead ground wire, an insulator string, a tower, a grounding device and the like, and has the advantages of low construction cost, short construction period and easy maintenance; in the frock that continues of overhead power transmission line wire jumper, the splicing sleeve often uses.

The splicing sleeve is usually arranged into a first pipe body and a second pipe body in the prior art, the splicing sleeve is very unstable after being connected with a wire, meanwhile, the first pipe body and the second pipe body are very troublesome to connect, and the first pipe body and the second pipe body are easy to loosen after being connected, so that the subsequent danger of power failure is easy to occur, and normal power transmission is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an overhead power transmission line jumper wire splicing sleeve, it is inconvenient, take place easily between first body and the second body after the installation not hard up to aim at solving among the prior art splicing sleeve between first body and the second body when installing, first body and the unstable problem in second body connection back.

In order to realize the above-mentioned purpose, the utility model provides an overhead power transmission line wire jumper splicing sleeve, include: the splicing sleeve comprises a splicing sleeve body, wherein the splicing sleeve body comprises a first pipe body and a second pipe body, an installation cylinder is arranged on the end face, close to the second pipe body, of the first pipe body, and the installation cylinder is in threaded connection with the inner wall of the second pipe body; the outer circumferential side wall of the first pipe body close to the end part of the second pipe body is provided with a first connecting groove which is arranged along the axial direction, the outer side wall of the second pipe body is provided with a second connecting groove which is matched with the first connecting groove, the outer circumferential wall of the first connecting groove is provided with a sliding sleeve, and the circumferential direction of the inner side wall of the sliding sleeve is provided with a plurality of sliding strips which are matched with the first connecting groove; the first connecting groove is provided with a first positioning hole, the second connecting groove is provided with a second positioning hole, the sliding sleeve is provided with a first limiting hole and a second limiting hole, and the first limiting hole is connected with the first positioning hole and the second limiting hole is connected with the second positioning hole through pins.

The utility model connects the first pipe body and the second pipe body through the thread by the mounting cylinder, so that the connection between the first pipe body and the second pipe body is more stable; simultaneously set up first spread groove and second spread groove on first body and second body respectively, and through setting up the sliding sleeve, set up the draw runner in the sliding sleeve, make the limiting displacement through the draw runner, make the draw runner and first spread groove and second spread groove cooperation, make and to prevent to take place circumferencial direction's relative slip between first body and the second body, make the structure after first body and second body are connected more stable, effectually prevented that first body and second body from connecting the back because factors such as wind-force take place not hard up, make the connection between first body and the second body more stable.

Further, the lateral wall in first spacing hole and the spacing downthehole second all is provided with the annular, and the lateral wall of pin is provided with the butt ring, and the butt ring sets up in the annular, is provided with the butt spring between the tip of butt ring and annular, and the one end butt of butt spring is on the butt ring, and the axis one end of the first splicing sleeve body is kept away from at the annular to the other end butt of butt spring.

Through the cooperation of butt ring and butt spring, can be so that the effect through the butt spring makes things convenient for being connected of pin and first locating hole and second locating hole.

Furthermore, the end parts, far away from the sliding sleeve, of the first pipe body and the second pipe body are respectively provided with a pressing structure, the side walls, far away from the sliding sleeve, of the first pipe body and the second pipe body are axially provided with a mounting groove, each pressing structure comprises a pressing block arranged in the mounting groove, one end, far away from the sliding sleeve, of each pressing block is provided with a rotating shaft, and the rotating shafts are rotatably mounted on the side walls on the two sides of the mounting groove; the end parts, far away from the sliding sleeve, of the first pipe body and the second pipe body are provided with pressing sleeves, and the pressing sleeves are in threaded connection with the side walls of the first pipe body and the second pipe body.

Through the effect of clamp sleeve and compact heap for compact heap can be tightly on the direction.

Further, the thickness of the inner side wall of the pressing block gradually increases towards the direction of the sliding sleeve along the axial direction.

When the compressing sleeve slides along the outer side wall of the tube body, the compressing sleeve acts on the compressing block, so that the compressing sleeve moves towards the sliding sleeve, the compressing block compresses towards the direction of the wire, the compressing sleeve is adjusted to slide along the splicing sleeve, the compressing force of the compressing block is adjusted, and the compressing sleeve can be adapted to compressing wires with different sizes.

Furthermore, a compression spring is arranged between the end part, away from the rotating shaft, of the compression block and the mounting groove, one end of the compression spring is fixedly arranged on the mounting groove, and the other end of the compression spring is abutted to the compression block.

When the pressing sleeve is taken down from the splicing sleeve body, the pressing spring bounces the pressing block, so that the pressing block can be separated from the lead.

Further, the outer side wall of the pressing sleeve is provided with a frosted surface.

The friction force of the outer side face of the pressing sleeve is increased by the aid of the frosted surface, and the pressing sleeve is convenient to rotate.

The utility model has the advantages of it is following:

(1) The first pipe body and the second pipe body are convenient to connect and very stable after being connected; through the arrangement of the sliding sleeve and the arrangement of the sliding strip in the sliding sleeve, the sliding strip is matched with the first connecting groove and the second connecting groove through the limiting effect of the sliding strip, so that the circumferential relative sliding between the first pipe body and the second pipe body can be prevented, the structure of the connected first pipe body and the connected second pipe body is more stable, and the looseness of the connected first pipe body and the connected second pipe body due to factors such as wind power and the like can be effectively prevented, so that the connection between the first pipe body and the connected second pipe body is more stable;

(2) The wire bodies of the splicing sleeve body are tightly pressed by the pressing structure, so that the splicing sleeve body and the wires are firmly connected.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a schematic structural view of the pressing structure of the present invention;

the realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1: referring to fig. 1 to 3, a jumper splicing sleeve for overhead power transmission lines includes: the splicing sleeve comprises a splicing sleeve body 1, wherein the splicing sleeve body 1 comprises a first pipe body 2 and a second pipe body 3, an installation cylinder 21 is arranged on the end face, close to the second pipe body 3, of the first pipe body 2, and the installation cylinder 21 is in threaded connection with the inner wall of the second pipe body 3; the outer circumferential side wall of the end part of the first pipe body 2 close to the second pipe body 3 is provided with a first connecting groove 22 arranged along the axial direction, the outer circumferential side wall of the second pipe body 3 is provided with a second connecting groove 32 matched with the first connecting groove 22, the widths of the first connecting groove 22 and the second connecting groove 32 are the same, the first connecting groove 22 and the second connecting groove 23 are both arranged along the circumferential direction of the splicing sleeve body 1, the outer circumferential wall of the first connecting groove 22 is provided with a sliding sleeve 4, and the circumferential direction of the inner side wall of the sliding sleeve 4 is provided with a plurality of sliding strips 41 matched with the first connecting groove 22; the first connecting groove 22 is provided with a first positioning hole 221, the second connecting groove 32 is provided with a second positioning hole 321, the sliding sleeve 4 is provided with a first limiting hole 42 and a second limiting hole 43, and when the sliding sleeve 4 is connected between the first pipe body 1 and the second pipe body 2, the first limiting hole 42 is connected with the first positioning hole 221, and the second limiting hole 43 is connected with the second positioning hole 321 through the pin 5.

The side walls in the first limiting hole 42 and the second limiting hole 43 are provided with ring grooves 44, the side wall of the pin 5 is provided with a butting ring 51, the butting ring 51 is arranged in the ring grooves 44, a butting spring 52 is arranged between the end portions of the butting ring 51 and the ring grooves 44, one end of the butting spring 52 is butted on the butting ring 51, and the other end of the butting spring 52 is butted at one end, far away from the axis of the first splicing sleeve body 1, of the ring grooves 44. The abutment spring 52 maintains a force that pushes the pin 5 toward the axial direction of the joint pipe body 1.

In this embodiment, the length of the first connecting groove 22 is greater than that of the second connecting groove 32, and before the first pipe body 2 and the second pipe body 3 are connected, the sliding sleeve 4 is engaged with the first positioning hole 221 through the pin 5, so that the sliding sleeve 4 is fixed on the first connecting groove 22; when the splicing sleeve body 1 is connected, the mounting barrel 21 is connected with the inner side wall of the second tube body 3 through threads, so that the first tube body 2 is connected with the second tube body 3, after the first tube body 2 is connected with the second tube body 3, the first connecting groove 22 is matched with the second connecting groove 32, so that the first connecting groove 22 is matched with the corresponding second connecting groove 32 to form a connecting groove, and then the pin 5 is pulled out of the first positioning hole 221, so that the sliding sleeve 4 can slide along the connecting groove formed by the first connecting groove 22 and the second connecting groove 32, so that two ends of the sliding sleeve 4 are respectively positioned on the first connecting groove 22 and the second connecting groove 32, when the first limiting hole 42 corresponds to the first positioning hole 211 in position, and the second limiting hole 43 corresponds to the second positioning hole 321 in position, the pin 5 in the first limiting hole 42 acts on the first positioning hole 211 through the abutting spring 52 and abuts against the second limiting hole 43 in the second positioning hole 321, so as to prevent the sliding sleeve 4 from sliding along the connecting groove; because be provided with the draw runner 41 in the sliding sleeve 4, the draw runner 41 cooperates with first spread groove 22 and second spread groove 32, make the relative slip that can prevent to take place the circumferencial direction between first body 2 and the second body 3, make the structure after first body 2 and the 3 connection of second body more stable, effectually prevented that first body 2 and the 3 connection backs of second body are not hard up because factors such as wind-force take place, and then cause and break away from between first body 2 and the second body 3, influence the safety of transmitting electricity.

Example 2: referring to fig. 1 to 4, the structure of the present embodiment is similar to that of embodiment 1, except that, in order to fix the splicing sleeve body 1 to a wire, compression structures 6 are respectively disposed at the end portions of the first tube body 2 and the second tube body 3 away from the sliding sleeve 4, mounting grooves 11 are axially disposed on the side walls of the first tube body 2 and the second tube body 3 away from the sliding sleeve 4, each compression structure 6 includes a compression block 61 disposed in the mounting groove 11, a rotating shaft 62 is disposed at one end of the compression block 61 away from the sliding sleeve 4, and the rotating shaft 62 is rotatably mounted on the side walls at two sides of the mounting groove 11; the end parts, far away from the sliding sleeve 4, of the first pipe body 2 and the second pipe body 3 are provided with a pressing sleeve 7, and the pressing sleeve 7 is in threaded connection with the side walls of the first pipe body 2 and the second pipe body 3.

The thickness of the inner side wall of the pressing block 61 gradually increases along the axial direction toward the direction of the sliding sleeve 4, and the outer side wall of the pressing block 61 is set to be an inclined surface. When the pressing sleeve 7 slides along the outer side wall of the tube body, the pressing sleeve 7 acts on the pressing block 61, so that the pressing sleeve 7 moves towards the sliding sleeve 4, the pressing block 61 compresses towards the direction of the wire, and the pressing block 61 is adjusted to adjust the pressing force by adjusting the sliding position of the pressing sleeve 7 on the splicing sleeve tube body 1, so that the splicing sleeve can adapt to the pressing of wires with different sizes.

A pressure spring 63 is arranged between the end part of the pressure block 61 far away from the rotating shaft 62 and the installation groove 11, one end of the pressure spring 63 is fixedly arranged on the installation groove 11, and the other end of the pressure spring 63 is abutted against the pressure block 61.

When the clamp sleeve 7 is removed from the joint pipe body 1, the clamp spring 63 springs up the clamp block 61 so that the clamp block 61 can be separated from the wires.

The outer side wall of the pressing sleeve 7 is provided with a frosted surface. The friction force of the outer side face of the pressing sleeve 7 is increased by the aid of the frosted surface, and the pressing sleeve 7 is convenient to rotate.

In this embodiment, in order to fix the wire, the pressing structure 6 is provided, when the wire is disposed in the splicing sleeve body 1, the outer peripheral wall of the splicing sleeve body 1 is provided with an external thread, the inner peripheral wall of the pressing sleeve 7 is provided with an internal thread matched with the external thread, taking the second tube body 3 as an example, as shown in fig. 4, by rotating the pressing sleeve 7, the pressing sleeve 7 can slide along the outer peripheral wall of the first tube body 1, when the pressing sleeve 7 slides along the outer side wall of the tube body, the pressing sleeve 7 acts on the pressing block 61, so that the pressing sleeve 7 moves in the direction of the sliding sleeve 4, the pressing block 61 compresses in the direction of the wire, thereby acting on the pressing block 61 through the pressing sleeve 7, and the pressing block 61 tightly fixes the wire in the splicing sleeve body 1.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides an overhead power transmission line jumper wire splicing sleeve which characterized in that includes: the splicing sleeve comprises a splicing sleeve body, wherein the splicing sleeve body comprises a first pipe body and a second pipe body, an installation cylinder is arranged on the end face, close to the second pipe body, of the first pipe body, and the installation cylinder is in threaded connection with the inner wall of the second pipe body; the outer circumferential side wall of the first pipe body close to the end part of the second pipe body is provided with a first connecting groove which is arranged along the axial direction, the outer side wall of the second pipe body is provided with a second connecting groove which is matched with the first connecting groove, the outer circumferential wall of the first connecting groove is provided with a sliding sleeve, and the circumferential direction of the inner side wall of the sliding sleeve is provided with a plurality of sliding strips which are matched with the first connecting groove; the first connecting groove is provided with a first positioning hole, the second connecting groove is provided with a second positioning hole, the sliding sleeve is provided with a first limiting hole and a second limiting hole, and the first limiting hole is connected with the first positioning hole and the second limiting hole is connected with the second positioning hole through pins.

2. The jumper connecting tube for the overhead power transmission line according to claim 1, wherein the side walls in the first limiting hole and the second limiting hole are provided with annular grooves, the side wall of the pin is provided with a butting ring, the butting ring is arranged in the annular grooves, a butting spring is arranged between the butting ring and the end part of the annular groove, one end of the butting spring is butted on the butting ring, and the other end of the butting spring is butted at one end, far away from the axis of the connecting tube body, of the annular groove.

3. The jumper connection tube for the overhead power transmission lines according to claim 1, wherein the end parts, away from the sliding sleeve, of the first tube body and the second tube body are respectively provided with a pressing structure, the side walls, away from the sliding sleeve, of the first tube body and the second tube body are axially provided with a mounting groove, each pressing structure comprises a pressing block arranged in the corresponding mounting groove, one end, away from the sliding sleeve, of each pressing block is provided with a rotating shaft, and the rotating shafts are rotatably mounted on the side walls on two sides of the corresponding mounting groove; the end parts, far away from the sliding sleeve, of the first pipe body and the second pipe body are provided with pressing sleeves, and the pressing sleeves are in threaded connection with the side walls of the first pipe body and the second pipe body.

4. The jumper connection tube for the overhead power transmission line according to claim 3, wherein the thickness of the inner side wall of the pressing block is gradually increased along the axial direction towards the direction of the sliding sleeve.

5. The jumper splicing sleeve for overhead power transmission lines according to claim 3, wherein a compression spring is arranged between the end part of the compression block, which is far away from the rotating shaft, and the mounting groove, one end of the compression spring is fixedly arranged on the mounting groove, and the other end of the compression spring is abutted against the compression block.

6. The jumper connection pipe for the overhead power transmission line according to claim 3, 4 or 5, wherein the outer side wall of the pressing sleeve is provided with a frosted surface.