CN220209918U

CN220209918U - Sealing structure and bus duct thereof

Info

Publication number: CN220209918U
Application number: CN202321738683.1U
Authority: CN
Inventors: 李常; 李聪; 韦日豪
Original assignee: Guangxi Duert Electric Co ltd
Current assignee: Guangxi Duert Electric Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-12-19
Anticipated expiration: 2033-07-04

Abstract

The utility model relates to a sealing structure and a bus duct thereof, which aim to solve the technical problem that the later disassembly of the bus duct is influenced when a baffle is additionally welded to be sealed at present, and the sealing structure comprises a duct shell and a sealing structure; the sealing structure is arranged at the end part of the wire slot shell; the sealing structure comprises a U-shaped plate A and a U-shaped plate B; the U-shaped plate A is fixedly arranged on one side of the end part of the wire slot shell; the U-shaped plate B is clamped on the other side of the end part of the wire slot shell; the U-shaped plate A is fixedly connected with the U-shaped plate B through the fixing assembly, and the U-shaped plate B is detachable after being installed and fixed between the U-shaped plate A and the U-shaped plate B, so that the bus duct copper bar connecting part can be conveniently detached in the later period.

Description

Sealing structure and bus duct thereof

Technical Field

The utility model relates to the technical field of bus ducts, in particular to a sealing structure and a bus duct thereof.

Background

The bus duct is a closed metal device formed by copper and aluminum bus posts and is used for distributing large power to each element of the dispersion system. Increasingly, wires and cables have been replaced in the field of low-voltage indoor power transmission mains engineering.

In the bus duct end copper bar connecting device, the copper bar connecting part at the end is in an open state, and in order to ensure safety, an upper baffle plate is basically welded at the open position, and the baffle plate is welded to be closed in addition, so that the later disassembly of the bus duct can be influenced.

In view of this, we propose a sealing structure and bus duct thereof.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a sealing structure and a bus duct thereof so as to solve the technical problem that the later disassembly of the bus duct is influenced when a baffle is additionally welded to be sealed.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows: the sealing structure and the bus duct thereof are designed, and the sealing structure comprises a duct shell and a sealing structure;

the sealing structure is arranged at the end part of the wire slot shell;

the sealing structure comprises a U-shaped plate A and a U-shaped plate B;

the U-shaped plate A is fixedly arranged on one side of the end part of the wire slot shell; the U-shaped plate B is clamped on the other side of the end part of the wire slot shell; the U-shaped plate A is fixedly connected with the U-shaped plate B through a fixing assembly.

Preferably, the fixing assembly comprises a U-shaped block, an insertion block, a bolt and a nut;

the U-shaped block is fixedly arranged at the side end A of the U-shaped plate; the inserting block is fixedly arranged at the side end of the U-shaped plate B; wherein the insertion block is in insertion fit with the U-shaped block opening; the bolt penetrates through the insertion block and the U-shaped block; the nut thread sleeve is arranged at the threaded end of the bolt.

Preferably, a plurality of clamping strips are respectively and fixedly arranged at two ends of the opening of the U-shaped plate A, and a plurality of clamping grooves are respectively arranged at two ends of the opening of the U-shaped plate B; wherein, the card strip is inserted and matched with the card slot.

Preferably, the clamping strip adopts a semi-cylindrical structural design, and the clamping strip is matched with the clamping groove.

Preferably, the outer end of the inner wall of the U-shaped plate A is fixedly provided with a sealing strip A in a fit manner, and the outer end of the inner wall of the U-shaped plate B is fixedly provided with a sealing strip B in a fit manner; wherein, sealing strip A with sealing strip B both ends contact respectively and cooperate.

Preferably, the front and rear ends of the inner sides of the sealing strip A and the sealing strip B are respectively provided with an arc shape, and the middle sections of the inner sides of the sealing strip A and the sealing strip B are provided with planes.

Compared with the prior art, the utility model has the beneficial effects that:

1. the U-shaped plate A, U plate B and the fixing assembly are arranged, so that the bus duct copper bar fixing device has the advantages that the U-shaped plate A and the U-shaped plate B can be detached after being installed and fixed, and the bus duct copper bar connection part can be detached in a later period conveniently, and the problem that the bus duct is affected in the later period when the baffle is additionally welded to be sealed is solved.

2. The U-shaped block, the inserting block, the bolt and the nut are arranged, so that the U-shaped plate A and the U-shaped plate B can be positioned through the insertion of the U-shaped block and the inserting block when being in butt joint installation, and the U-shaped plate A and the U-shaped plate B can be kept relatively stable when being fixed.

3. The utility model has the advantages of increasing the connection area of the butt joint part of the U-shaped plate A and the U-shaped plate B and playing a better connection positioning effect through the arc-shaped connection surface by arranging the clamping strips and the clamping grooves.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the seal structure of the present utility model;

FIG. 3 is a schematic view of the butt joint structure of the U-shaped plate A and the U-shaped plate B of the utility model;

FIG. 4 is an enlarged schematic view of FIG. 3A in accordance with the present utility model;

FIG. 5 is a schematic view of a fixing assembly according to the present utility model;

in the figure: 1. a wire slot shell; 2. a sealing structure;

201. a U-shaped plate A; 202. a sealing strip A; 203. a U-shaped plate B; 204. a sealing strip B; 205. a fixing assembly;

2011. clamping strips;

2031. a clamping groove;

2051. a U-shaped block; 2052. inserting blocks; 2053. a bolt; 2054. and (3) a nut.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

example 1: a sealing structure and a bus duct thereof, see fig. 1 to 5, comprises a duct shell 1 and also comprises a sealing structure 2; the sealing structure 2 is arranged at the end part of the wire slot shell 1; the sealing structure 2 comprises a U-shaped plate A201 and a U-shaped plate B203; the U-shaped plate A201 is fixedly arranged on one side of the end part of the wire slot shell 1; the U-shaped plate B203 is clamped on the other side of the end part of the wire slot shell 1; wherein, U-shaped plate A201 is fixed with U-shaped plate B203 through fixed subassembly 205. The U-shaped plate A201, the U-shaped plate B203 and the fixing assembly 205 are arranged, so that the bus duct copper bar connecting part can be detached after the U-shaped plate A201 and the U-shaped plate B203 are installed and fixed, the bus duct copper bar connecting part can be detached at a later stage conveniently, and the problem that the bus duct is affected in the later stage when the baffle is welded to be closed is solved.

Specifically, the securing assembly 205 includes a U-shaped block 2051, an insert block 2052, a bolt 2053, and a nut 2054; the U-shaped block 2051 is fixedly arranged at the side end of the U-shaped plate A201; the insert 2052 is fixedly arranged at the side end of the U-shaped plate B203; wherein, the plug 2052 is in plug-in fit with the opening of the U-shaped block 2051; the bolt 2053 is inserted through the insert block 2052 and the U-shaped block 2051; the nut 2054 is threaded on the threaded end of the bolt 2053. The U-shaped block 2051, the insert block 2052, the bolt 2053 and the nut 2054 are arranged, so that the U-shaped plate A201 and the U-shaped plate B203 are positioned through the insertion of the U-shaped block 2051 and the insert block 2052 when being in butt joint installation, and the U-shaped plate A201 and the U-shaped plate B203 are relatively stable when being fixed.

Further, a plurality of clamping strips 2011 are respectively and fixedly arranged at two ends of the opening of the U-shaped plate A201, and a plurality of clamping grooves 2031 are respectively arranged at two ends of the opening of the U-shaped plate B203; wherein, the clamping strip 2011 is in plug-in fit with the clamping groove 2031; the clamping bars 2011 adopt a semi-cylindrical structural design, and the clamping bars 2011 are matched with the clamping grooves 2031. The utility model has the advantages of increasing the connection area of the butt joint of the U-shaped plate A201 and the U-shaped plate B203 and playing a better connection positioning effect through the arc-shaped connection surface by arranging the clamping strips 2011 and the clamping grooves 2031.

Still further, the outer end of the inner wall of the U-shaped plate A201 is fixedly provided with a sealing strip A202 in a fit manner, and the outer end of the inner wall of the U-shaped plate B203 is fixedly provided with a sealing strip B204 in a fit manner; wherein, sealing strip A202 and sealing strip B204 both ends contact respectively and cooperate. The sealing strip A202 and the sealing strip B204 are arranged, so that the sealing effect is enhanced, and the good sealing property of the copper bar connection area at the end part of the bus duct is ensured.

It is worth to say that, sealing strip A202 and sealing strip B204 inboard front and back end all set up into the arc, and sealing strip A202 and sealing strip B204 inboard intermediate section set up into the plane, and the plane contacts outside wire casing outer wall, and the arc section can be better extrusion bending, and sealing strip A202 and sealing strip B204 support outside wire casing outer wall, and the leakproofness is better.

Working principle: by using the device provided by the utility model, the wire casing 1 is placed at the joint of the external wire casing, the U-shaped plate A201 is contacted with the outer wall of the external wire casing, the copper bar at the end part of the wire casing 1 is butted with the copper bar of the external wire casing, the U-shaped plate B203 is clamped and butted with the U-shaped plate A201, the inserting block 2052 is correspondingly inserted into the opening of the U-shaped block 2051, the clamping strip 2011 is correspondingly clamped into the clamping groove 2031, the bolt 2053 penetrates through the inserting block 2052 and the U-shaped block 2051, the nut 2054 is installed at one end penetrated by the bolt 2053 in a threaded manner and the nut 2054 is screwed, the U-shaped plate A201 and the U-shaped plate B203 are fixed, the joint of the copper bar is covered by the U-shaped plate A201 and the U-shaped plate B203, and the plane of the sealing strip A202 and the sealing strip B204 are propped against the outer wall of the external wire casing for sealing; during disassembly, the nut 2054 is unscrewed, the bolt 2053 is removed, and the U-shaped plate B203 is pulled out to operate the copper bar connection part.

The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.

Claims

1. A sealing structure comprising a wire casing (1), characterized in that it further comprises:

a sealing structure (2) arranged at the end of the wire slot shell (1);

the sealing structure (2) comprises:

the U-shaped plate A (201) is fixedly arranged on one side of the end part of the wire slot shell (1);

the U-shaped plate B (203) is clamped on the other side of the end part of the wire slot shell (1);

wherein, U-shaped board A (201) through fixed subassembly (205) with U-shaped board B (203) fixed connection.

2. A sealing arrangement according to claim 1, wherein the securing assembly (205) comprises:

the U-shaped block (2051) is fixedly arranged at the side end of the U-shaped plate A (201);

the inserting block (2052) is fixedly arranged at the side end of the U-shaped plate B (203);

wherein the plug block (2052) is in plug-in fit with the opening of the U-shaped block (2051);

the bolt (2053) is arranged through the insert block (2052) and the U-shaped block (2051);

and the nut (2054) is sleeved on the threaded end of the bolt (2053) in a threaded manner.

3. The sealing structure according to claim 1, wherein a plurality of clamping strips (2011) are respectively and fixedly arranged at two ends of the opening of the U-shaped plate a (201), and a plurality of clamping grooves (2031) are respectively arranged at two ends of the opening of the U-shaped plate B (203);

wherein, card strip (2011) with draw-in groove (2031) grafting cooperation.

4. A sealing structure according to claim 3, wherein the clamping strip (2011) is of semi-cylindrical design, and the clamping strip (2011) is adapted to the clamping groove (2031).

5. The sealing structure according to claim 1, wherein a sealing strip a (202) is fixedly attached to the outer end of the inner wall of the U-shaped plate a (201), and a sealing strip B (204) is fixedly attached to the outer end of the inner wall of the U-shaped plate B (203);

wherein, sealing strip A (202) and sealing strip B (204) both ends contact respectively and cooperate.

6. The sealing structure according to claim 5, wherein the front and rear ends of the inner sides of the sealing strip a (202) and the sealing strip B (204) are each provided with an arc shape, and the middle sections of the inner sides of the sealing strip a (202) and the sealing strip B (204) are each provided with a plane.

7. A bus duct, characterized in that: comprising a sealing structure according to any one of claims 1-6.