CN219203060U

CN219203060U - Novel short shaft for circuit breaker

Info

Publication number: CN219203060U
Application number: CN202320291767.9U
Authority: CN
Inventors: 陈海杰; 黄振利
Original assignee: Zhejiang Zhenli Electric Appliance Technology Co ltd
Current assignee: Zhejiang Zhenli Electric Appliance Technology Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-06-16
Anticipated expiration: 2033-02-23

Abstract

The utility model discloses a novel short shaft for a circuit breaker, which comprises a short shaft main body and a short shaft welding plate sleeved and welded on the short shaft main body, wherein the short shaft welding plate comprises a first plate body, a second plate body and a supporting piece for fixing the first plate body and the second plate body, the first plate body and the second plate body are of T-shaped structures, connecting grooves convenient for the supporting piece to connect are formed in the first plate body and the second plate body, inserting blocks which are inserted and assembled with the connecting grooves are arranged on the top surface and the bottom surface of the supporting piece, and elastic inserting pieces are adhered in the connecting grooves through strong glue. According to the utility model, the first plate body and the second plate body are inserted, assembled and fixed through the elastic plug-in components and the plug-in blocks of the supporting pieces, and on the premise of ensuring certain stability of the first plate body and the second plate body, the assembly speed and the assembly efficiency are greatly increased, so that the welding efficiency of a short shaft is improved, and the welding device is quite reliable; and the service life of the elastic plug-in and the plug-in block is longer.

Description

Novel short shaft for circuit breaker

Technical Field

The utility model relates to the technical field of breaker accessories, in particular to a novel short shaft for a breaker.

Background

In the prior art, the welding plate of the short shaft of the circuit breaker is not easy to fix during welding because of the longer plate body, and the ends of the upper welding plate and the lower welding plate are easy to shake and have poorer stability; the fixed support piece is arranged between the two welding plates to be fixed, the welding plates are connected with the support piece through bolts, time is wasted, and the screw threads cannot be used continuously once rusted or worn.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the problems, the utility model provides a novel short shaft for a circuit breaker, which has the advantages of simple structure, easy assembly and high stability.

(II) technical scheme

The utility model discloses a novel short shaft for a circuit breaker, which comprises a short shaft main body and a short shaft welding plate sleeved and welded on the short shaft main body, wherein the short shaft welding plate comprises a first plate body, a second plate body and a supporting piece for fixing the first plate body and the second plate body, the first plate body and the second plate body are of T-shaped structures, connecting grooves convenient for the connection of the supporting piece are formed in the first plate body and the second plate body, inserting blocks which are inserted and assembled with the connecting grooves are formed in the top surface and the bottom surface of the supporting piece, and elastic inserting pieces are adhered in the connecting grooves through strong glue.

In the utility model, the first plate body comprises a transverse plate and a vertical plate, through holes are arranged at two ends of the transverse plate and at the end parts of the vertical plate, the connecting groove is arranged on the vertical plate, and the structure of the first plate body is the same as that of the second plate body.

In the present utility model, the diameter of the connection groove is smaller than the diameter of the through hole.

In the utility model, the elastic insert is provided with the slot with a rectangular structure, the elastic insert is made of rubber, and the elastic insert is of a cylindrical structure.

In the utility model, the shape of the slot and the shape of the insert block are rectangular structures, the area of the slot opening of the slot is equal to two thirds of the sectional area of the insert block, and the diameter of the elastic insert is equal to the diameter of the connecting slot.

In the utility model, the elastic insert is in interference fit with the insert block.

In the utility model, the insert block and the supporting piece are of an integrated structure, and the top surface and the bottom surface of the supporting piece are respectively provided with two insert blocks.

(III) beneficial effects

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

(1) According to the utility model, the first plate body and the second plate body are inserted, assembled and fixed through the elastic plug-in components and the plug-in blocks of the supporting pieces, and on the premise of ensuring certain stability of the first plate body and the second plate body, the assembly speed and the assembly efficiency are greatly increased, so that the welding efficiency of a short shaft is improved, and the welding device is quite reliable; and the service life of the elastic plug-in and the plug-in block is longer.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a short shaft in embodiment 1;

fig. 2 is a schematic diagram of the connection structure of the stud welding plate in embodiment 1.

10. The short shaft main body 20, the short shaft welding plate 30, the first plate body 40, the second plate body 50, the transverse plate 60, the vertical plate 70, the inserting block 80, the connecting groove 90, the inserting groove 100, the supporting piece 110, the elastic inserting piece 120 and the through hole.

Detailed Description

Possible implementations within the scope of the present disclosure may have fewer components, have other components not shown in the drawings, different components, differently arranged components, differently connected components, etc., than the examples shown in the drawings. Furthermore, two or more of the elements in the figures may be implemented in a single element or a single element shown in the figures may be implemented as multiple separate elements.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising," "comprising," or "having" and the like means that elements or items preceding the word are meant to be encompassed by the element or item recited following the word and equivalents thereof, without excluding other elements or items. The terms "connected" or "connected" and the like are not limited to the physical or mechanical connection or communication shown in the drawings, but may include connection or communication equivalent thereto, whether direct or indirect. "upper", "lower", "left", "right", "horizontal", "vertical", etc. are only used to indicate a relative positional relationship, which may be changed accordingly when the absolute position of the object to be described is changed.

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The short shaft for the novel circuit breaker shown in fig. 1-2 comprises a short shaft main body 10 and a short shaft welding plate 20 sleeved and welded on the short shaft main body 10, wherein the short shaft welding plate 20 comprises a first plate body 30, a second plate body 40 and a supporting piece 100 for fixing the first plate body 30 and the second plate body 40, the first plate body 30 and the second plate body 40 are of T-shaped structures, and the first plate body 30 is arranged above the second plate body 40. The first plate 30 and the second plate 40 are respectively provided with a connecting groove 80 for facilitating connection of the supporting member 100, the top surface and the bottom surface of the supporting member 100 are respectively provided with an inserting block 70 for inserting and assembling with the connecting grooves 80, and the connecting grooves 80 are internally adhered with elastic inserts 110 through strong glue.

Further, the first plate 30 includes a transverse plate 50 and a vertical plate 60, through holes 120 are provided at both ends of the transverse plate 50 and at an end of the vertical plate 60, the connecting groove 80 is provided on the vertical plate 60, and the first plate 30 has the same structure as the second plate 40.

Further, the diameter of the connecting groove 80 is smaller than the diameter of the through hole 120, the elastic insert 110 is provided with a rectangular slot 90, the elastic insert 110 is made of rubber, and the elastic insert 110 is in a cylindrical structure.

Further, the shape of the slot 90 and the shape of the insert block 70 are rectangular, the area of the slot opening of the slot 90 is equal to two thirds of the cross-sectional area of the insert block 70, and the diameter of the elastic insert 110 is equal to the diameter of the connecting slot 80. The elastic plug-in 110 is in interference fit with the plug-in block 70, the plug-in block 70 and the supporting member 100 are in an integrated structure, and two plug-in blocks 70 are respectively arranged on the top surface and the bottom surface of the supporting member 100.

Further, the first plate 30 and the second plate 40 are assembled and fixed in a plugging manner through the elastic plug-in 110 and the plug-in block 70 of the supporting piece 100, and on the premise of ensuring certain stability of the first plate 30 and the second plate 40, the assembling speed and the assembling efficiency are greatly increased, so that the welding efficiency of a short shaft is improved, and the welding device is quite reliable; and the mating life between the resilient insert 110 and the insert 70 is longer.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims

1. A novel short shaft for a circuit breaker comprises a short shaft main body (10) and a short shaft welding plate (20) sleeved and welded on the short shaft main body (10),

the method is characterized in that:

the short-axis welding plate (20) comprises a first plate body (30), a second plate body (40) and a supporting piece (100) used for fixing the first plate body (30) and the second plate body (40), wherein the first plate body (30) and the second plate body (40) are of T-shaped structures, connecting grooves (80) which are convenient for the supporting piece (100) to connect are formed in the first plate body (30) and the second plate body (40), inserting blocks (70) which are inserted and assembled with the connecting grooves (80) are arranged on the top surface and the bottom surface of the supporting piece (100), and elastic inserting pieces (110) are adhered in the connecting grooves (80) through powerful glue.

2. The novel short shaft for a circuit breaker according to claim 1, wherein: the first plate body (30) comprises a transverse plate (50) and a vertical plate (60), through holes (120) are formed in two ends of the transverse plate (50) and the end portions of the vertical plate (60), the connecting grooves (80) are formed in the vertical plate (60), and the first plate body (30) is identical to the second plate body (40).

3. The novel short shaft for a circuit breaker according to claim 2, wherein: the diameter of the connecting groove (80) is smaller than the diameter of the through hole (120).

4. The novel short shaft for a circuit breaker according to claim 1, wherein: the elastic plug-in unit (110) is provided with a slot (90) with a rectangular structure, the elastic plug-in unit (110) is made of rubber, and the elastic plug-in unit (110) is of a cylindrical structure.

5. The novel short shaft for a circuit breaker according to claim 4, wherein: the shape of the slot (90) and the shape of the insert block (70) are rectangular structures, the area of the slot opening of the slot (90) is equal to two thirds of the sectional area of the insert block (70), and the diameter of the elastic insert (110) is equal to the diameter of the connecting slot (80).

6. The novel short shaft for a circuit breaker according to claim 5, wherein: the resilient insert (110) is an interference fit with the insert block (70).

7. The novel short shaft for a circuit breaker according to claim 1, wherein: the insert block (70) and the supporting piece (100) are of an integrated structure, and two insert blocks (70) are respectively arranged on the top surface and the bottom surface of the supporting piece (100).