CN220821432U

CN220821432U - Buckle mounting structure of miniature circuit breaker

Info

Publication number: CN220821432U
Application number: CN202322453949.4U
Authority: CN
Inventors: 高士龙; 赵阔
Original assignee: Wenzhou Nuop Electric Technology Co ltd
Current assignee: Wenzhou Nuop Electric Technology Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-19
Anticipated expiration: 2033-09-11

Abstract

The utility model discloses a small circuit breaker buckle mounting structure, which comprises a circuit breaker shell, wherein the circuit breaker shell comprises a left shell and a right shell, a first accommodating groove and a second accommodating groove are formed in one side of the left shell and one side of the right shell, blind holes are formed in the inner side walls of the second accommodating groove, a transmission gear is rotationally arranged in the blind holes, a first buckle part is slidably arranged in the first accommodating groove, a second buckle part is slidably arranged in the second accommodating groove, an extension plate is arranged at one end of the first buckle part, a first tooth is arranged at one end of the extension plate, a second tooth is arranged at one side of the second buckle part, and the first tooth and the second tooth are meshed with the transmission gear. The utility model discloses a this structure for the circuit breaker installation is more firm, can operate two buckle portions simultaneously, makes the operation more convenient, reduces complex operation nature, improves installation and dismantlement efficiency, and avoids the buckle to expose and leads to easily appearing the deposition phenomenon outward, avoids the buckle card to die.

Description

Buckle mounting structure of miniature circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a buckle mounting structure of a miniature circuit breaker.

Background

A circuit breaker (english name: circuit-breaker) refers to a switching device capable of closing, carrying and breaking a current under normal circuit conditions, and capable of closing, carrying and breaking a current under abnormal circuit conditions (including short circuit conditions) for a prescribed period of time. The circuit breaker can be used for distributing electric energy, starting the asynchronous motor infrequently, protecting a power line, the motor and the like, and automatically cutting off the circuit when serious overload or short circuit, undervoltage and other faults occur, and the functions of the circuit breaker are equivalent to the combination of a fuse type switch, an over-under-heating relay and the like. And the parts are not required to be changed after breaking the fault current. Currently, a wide range of applications are available.

A quick-detachable double-buckle circuit breaker disclosed in China patent publication No. CN209119020U belongs to the field of electrical switches. The circuit breaker is arranged, a dovetail-shaped guide rail is longitudinally machined on the back surface of the circuit breaker, an upper buckle and a lower buckle are respectively installed at the upper end and the lower end of the dovetail-shaped guide rail through dovetail grooves, and an upper wedge-shaped surface and a lower wedge-shaped surface are respectively machined at the opposite ends of the buckle and the lower buckle. The utility model has simple structure, is more beneficial to disassembly and installation on the fixed clamping rail in a narrow space, greatly improves the assembly efficiency, shortens the assembly progress, improves the assembly quality and improves the space utilization rate of the box body.

However, when the circuit breaker is installed, the upper clamping buckle and the lower clamping buckle are required to be operated by staff respectively, so that the operation procedure and the complexity are increased, and in some special occasions, the circuit breaker shell is inconvenient to assemble and disassemble due to the blocking of wiring or other electric devices to the clamping buckle. And the buckle is exposed, and the ash accumulation phenomenon easily occurs at the joint of the upper buckle and the shell after long-time placement, so that the buckle is blocked, and the circuit breaker cannot be detached.

Disclosure of utility model

The utility model provides a buckle mounting structure of a miniature circuit breaker, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a miniature circuit breaker buckle mounting structure, includes the circuit breaker casing, the circuit breaker casing includes left casing and right casing, left side casing and right casing one side all are equipped with first storage tank and second storage tank, second storage tank inside wall all is equipped with the blind hole groove, the blind hole inslot rotation is equipped with drive gear, first storage tank sliding is equipped with first buckle portion, second storage tank sliding is equipped with second buckle portion, first buckle portion one end is equipped with the extension board, extension board one end is equipped with first strip tooth, second buckle portion one side is equipped with the second strip tooth, first strip tooth, second strip tooth all with drive gear engagement.

Preferably, the inner bottom walls of the first accommodating groove and the second accommodating groove are respectively provided with a sliding rail, and both sides of the first buckling part and the second buckling part are respectively provided with a sliding groove.

Preferably, the first fastening part and the second fastening part are respectively slidably mounted in the first accommodating groove and the second accommodating groove through a sliding groove and a sliding rail.

Preferably, a push-pull plate is arranged at one end of the first buckling part, which is far away from the extension plate, an anti-slip block is arranged on one side surface of the push-pull plate, and a limit buckle is arranged on the other side surface of the push-pull plate.

Preferably, the top of the first accommodating groove is provided with an opening, one side of the opening is provided with a limiting plate, and the limiting buckle is in matched limiting use with the limiting plate.

Preferably, the bottom of the first buckling part is provided with a first buckle, the top of the second buckling part is provided with a second buckle, and the bottom of the first accommodating groove and the top of the second accommodating groove are provided with buckle through holes.

Preferably, the left shell and the right shell are provided with communication grooves on one side, and the communication grooves are respectively communicated with the first accommodating groove and the second accommodating groove.

Advantageous effects

The technical scheme of the small circuit breaker buckle mounting structure provided by the embodiment of the utility model has at least one of the following technical effects:

1. Through being equipped with drive gear, be equipped with first strip tooth on first buckle portion, be equipped with the second strip tooth on second buckle portion, first strip tooth and second strip tooth mesh with drive gear respectively for when operating first buckle portion, drive gear drives second buckle portion simultaneous movement, realized only needs push-and-pull first buckle portion can carry out the purpose of operation simultaneously to first buckle portion and second buckle portion, improved operating efficiency, reduced installation procedure and loaded down with trivial details nature, the staff of being convenient for uses.

2. Through all being equipped with first storage tank and second storage tank in left casing right casing one side, locate first buckle portion and second buckle portion respectively in first storage tank and the second storage tank, and then play and cover the guard action with first buckle portion and second buckle portion, avoid using first buckle portion and second buckle portion deposition for a long time, and then avoid first buckle portion and second buckle portion to appear the card phenomenon of dying.

Drawings

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

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

FIG. 4 is a schematic view of the left housing structure of the present utility model;

FIG. 5 is a schematic diagram illustrating the engagement structure of the first engaging portion, the second engaging portion and the driving gear according to the present utility model;

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. A circuit breaker housing; 2. a left housing; 3. a right housing; 4. a first accommodating groove; 5. a second accommodating groove; 6. a blind hole groove; 7. a transmission gear; 8. a first fastening part; 9. a second fastening part; 10. an extension plate; 11. a first bar tooth; 12. a second bar of teeth; 13. a slide rail; 14. a chute; 15. a push-pull plate; 16. an anti-skid block; 17. a limit button; 18. an opening; 19. a limiting plate; 20. a first buckle; 21. a second buckle; 22. a snap through hole; 23. and a communication groove.

Detailed Description

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.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

1-5, Which are schematic structural views of a snap-fit construction of a miniature circuit breaker in accordance with a preferred embodiment of the present utility model;

The embodiment comprises a breaker housing 1, wherein the breaker housing 1 comprises a left housing 2 and a right housing 3, a first accommodating groove 4 and a second accommodating groove 5 are arranged on one side of the left housing 2 and one side of the right housing 3, the first accommodating groove 4 on the left housing 2 and the first accommodating groove 4 on the right housing 3 are in symmetrical structures, the second accommodating groove 5 on the left housing 2 and the second accommodating groove 5 on the right housing 3 are in symmetrical structures, blind hole grooves 6 are arranged on the inner side wall of the second accommodating groove 5, the two blind hole grooves 6 are in symmetrical structures, the central axes are coincident, a transmission gear 7 is rotationally arranged in the blind hole grooves 6, a first buckling part 8 is slidingly arranged in the first accommodating groove 4, a second buckling part 9 is slidingly arranged in the second accommodating groove 5, one end of the first buckling part 8 is integrally formed with an extension plate 10, the transmission distance is prolonged through the extension plate 10, the extension plate 10 plays a role in strengthening strength, one end of the extension plate 10 is integrally provided with a first tooth 11, one side of the second buckling part 9 is integrally provided with a second tooth 12, the first tooth 11 and the second tooth 12 are meshed with the transmission gear 7, kinetic energy of the first buckling part 8 is transferred to the second buckling part 9 through the transmission gear 7 to drive the second buckling part 9 to move simultaneously, when in use, a worker pushes and pulls the first buckling part 8, the first tooth 11 drives the transmission gear 7, the transmission gear 7 drives the second tooth 12 to drive the second buckling part 9, the first buckling part 8 and the second buckling part 9 slide towards opposite directions, so that the second buckling part 9 can be driven to slide simultaneously only by pushing and pulling the first buckling part 8 without separate operation, the operation efficiency and the installation and detachment efficiency are improved, and the operation complexity is reduced.

In this embodiment, the inner bottom walls of the first accommodating groove 4 and the second accommodating groove 5 are respectively provided with a sliding rail 13, and both sides of the first fastening portion 8 and the second fastening portion 9 are respectively provided with a sliding groove 14.

In this embodiment, the first fastening portion 8 and the second fastening portion 9 are slidably mounted in the first accommodating groove 4 and the second accommodating groove 5 through the sliding groove 14 and the sliding rail 13, respectively, so that the first fastening portion 8 and the second fastening portion 9 slide more smoothly through the sliding rail 13 and the sliding groove 14.

In this embodiment, a push-pull plate 15 is disposed at one end of the first fastening portion 8 away from the extension plate 10, the first fastening portion 8 is pushed and pulled by a worker through the push-pull plate 15, an anti-slip block 16 is disposed on one side surface of the push-pull plate 15, the anti-slip block 16 plays a role in preventing hand slip, and a limit buckle 17 is disposed on the other side surface of the push-pull plate 15.

In this embodiment, the opening 18 has been seted up at first storage tank 4 top, opening 18 one side is equipped with limiting plate 19, limit button 17 with limiting plate 19 cooperation is spacing to be used, limit button 17 adopts flexible elastic plastic part, integrated into one piece is in push-and-pull board 15 one side, push-and-pull board 15 stretches out first storage tank 4 top from opening 18, through promoting push-and-pull board 15 to first storage tank 4 internal motion, limit button 17 is through limiting plate 19 and receive limiting plate 19's extrusion deformation, resets after limit button 17 is complete through limiting plate 19 and then carries out spacingly with first buckle portion 8, prevents that first buckle portion 8 from automatic slip back resets, and then prevents that second buckle portion 9 from automatic slip back resets.

In this embodiment, the bottom of the first fastening part 8 is provided with a first fastening buckle 20, the top of the second fastening buckle part 9 is provided with a second fastening buckle 21, fastening buckle through holes 22 are formed in the bottom of the first accommodating groove 4 and the top of the second accommodating groove 5, and the first fastening buckle 20 and the second fastening buckle 21 extend out of the first accommodating groove 4 and the second accommodating groove 5 through the fastening buckle through holes 22, and then the fastening buckle of the circuit breaker is fixed on the installation guide rail through the first fastening buckle 21 and the second fastening buckle 20.

In this embodiment, the left casing 2 and the right casing 3 are provided with a communication groove 23 on one side, the communication groove 23 is respectively communicated with the first accommodating groove 4 and the second accommodating groove 5, and the first fastening portion 8 passes through the extension board 10 and the first tooth 11 and passes through the communication groove 23, and extends into the second accommodating groove 5, so that the first tooth 11 can be engaged with and connected with the transmission gear 7.

The mounting mode, the connecting mode or the setting mode of the small circuit breaker buckle mounting structure are common mechanical modes, and can be implemented as long as the beneficial effects of the small circuit breaker buckle mounting structure can be achieved.

The technology of the present utility model, which is not described in detail, is well known in the art, and the present utility model can be conveniently implemented by those skilled in the art on the basis of the present specification, and what is shown in the accompanying drawings is a part of the present specification.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a miniature circuit breaker buckle mounting structure, includes circuit breaker casing (1), circuit breaker casing (1) include left casing (2) and right casing (3), its characterized in that: left side casing (2) all are equipped with first accommodation groove (4) and second accommodation groove (5) with right casing (3) one side, second accommodation groove (5) inside wall all is equipped with blind hole groove (6), the rotation of blind hole groove (6) is equipped with drive gear (7), it is equipped with first buckle portion (8) to slide in first accommodation groove (4), it is equipped with second buckle portion (9) to slide in second accommodation groove (5), first buckle portion (8) one end is equipped with extension board (10), extension board (10) one end is equipped with first strip tooth (11), second buckle portion (9) one side is equipped with second strip tooth (12), first strip tooth (11), second strip tooth (12) all with drive gear (7) meshing.

2. The miniature circuit breaker snap-fit mounting structure of claim 1, wherein: the bottom wall all is equipped with slide rail (13) in first accommodation groove (4) and second accommodation groove (5), first buckle portion (8) and second buckle portion (9) both sides all are equipped with spout (14).

3. The miniature circuit breaker snap-fit mounting structure of claim 2, wherein: the first buckling part (8) and the second buckling part (9) are respectively and slidably installed in the first accommodating groove (4) and the second accommodating groove (5) through the sliding groove (14) and the sliding rail (13).

4. The miniature circuit breaker snap-fit mounting structure of claim 1, wherein: one end of the first buckling part (8) far away from the extension plate (10) is provided with a push-pull plate (15), one side surface of the push-pull plate (15) is provided with an anti-slip block (16), and the other side surface of the push-pull plate (15) is provided with a limit buckle (17).

5. The miniature circuit breaker snap-fit mounting structure of claim 4, wherein: an opening (18) is formed in the top of the first accommodating groove (4), a limiting plate (19) is arranged on one side of the opening (18), and the limiting buckle (17) is used in a matched limiting mode with the limiting plate (19).

6. The miniature circuit breaker snap-fit mounting structure of claim 1, wherein: the bottom of the first buckling part (8) is provided with a first buckling part (20), the top of the second buckling part (9) is provided with a second buckling part (21), and buckling through holes (22) are formed in the bottom of the first accommodating groove (4) and the top of the second accommodating groove (5).

7. The miniature circuit breaker snap-fit mounting structure of claim 1, wherein: the left shell (2) and one side of the right shell (3) are respectively provided with a communication groove (23), and the communication grooves (23) are respectively communicated with the first accommodating groove (4) and the second accommodating groove (5).