CN216902775U

CN216902775U - Labor-saving button locking linkage structure of universal circuit breaker

Info

Publication number: CN216902775U
Application number: CN202220476850.9U
Authority: CN
Inventors: 徐海鑫; 章佳其; 宋观芳; 沈峰军
Original assignee: HANGZHOU SHENFA ELECTRIC CO LTD
Current assignee: HANGZHOU SHENFA ELECTRIC CO LTD
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-07-05
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses a labor-saving button locking linkage structure of a universal circuit breaker, which comprises a circuit breaker shell, wherein a hollow frame body is fixedly embedded in the front of the circuit breaker shell, a labor-saving pressing locking mechanism is arranged on the hollow frame body, a sealing error contact prevention mechanism is arranged in the front of the circuit breaker shell, the labor-saving pressing locking mechanism comprises a sliding block which is slidably arranged at the bottom of the inner wall of the hollow frame body, and a deformation rod is fixed at the bottom of the inner wall of the hollow frame body. This universal circuit breaker's laborsaving button locking linkage structure presses locking mechanical system's setting through laborsaving, is convenient for realize the closure of switch through the mode of pressing, can replace the mode of breaking with the fingers and thumb, need not break with the fingers and thumb vigorously, and it is more convenient to use, through the sealed setting of preventing mistake and touching the mechanism, is convenient for seal the setting of preventing mistake and touching the mechanism, is convenient for carry out sealed waterproof to hollow framework, can prevent simultaneously that the staff from touching the button, effectively prevents the mistake and touches, and the safety in utilization is high.

Description

Labor-saving button locking linkage structure of universal circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a labor-saving button locking linkage structure of a universal circuit breaker.

Background

The circuit breaker refers to a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-low voltage boundary line is divided more vaguely, and the circuit breakers above 3kV are generally called high-voltage electric appliances. The breaker can be used to distribute electric energy, start asynchronous motor infrequently, protect power supply circuit and motor, and automatically cut off circuit when they have serious overload or short circuit and undervoltage faults, and it is equivalent to the combination of fuse switch and over-and-under-heat relay. Furthermore, there is generally no need to change the components after breaking the fault current. Have achieved wide application.

The conventional circuit breaker button is generally broken by a breaking-off mode, sometimes needs to be broken by a large force, is not convenient to use, can be touched by a worker by mistake when the button is used, and needs to be further improved in use safety, so that the labor-saving button locking linkage structure of the universal circuit breaker is provided, and the problems are solved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a labor-saving button locking linkage structure of a universal circuit breaker, and solves the problems that the conventional circuit breaker button is generally broken by hands, sometimes needs to be broken by hands vigorously, is not convenient and fast to use, and is touched by a worker by mistake when in use, so that the use safety needs to be further improved.

In order to realize the purpose, the utility model is realized by the following technical scheme: universal circuit breaker's laborsaving button locking linkage structure, including the circuit breaker casing, the place ahead of circuit breaker casing is inlayed and is established and be fixed with hollow framework, be provided with laborsaving locking mechanical system that presses down in the hollow framework, the place ahead of circuit breaker casing is provided with sealed mistake proofing and touches mechanism.

The labor-saving pressing locking mechanism comprises a sliding block which is slidably arranged at the bottom of the inner wall of the hollow frame body, a deformation folding rod is fixed at the bottom of the inner wall of the hollow frame body, an initial groove matched with the deformation folding rod is formed in the top of the sliding block, an inclined groove communicated with the initial groove is formed in the top of the sliding block, a straight groove matched with the inclined groove is further formed in the top of the sliding block, a V-shaped positioning groove communicated with the straight groove is formed in the top of the sliding block, a gradual change groove communicated with the V-shaped positioning groove is further formed in the top of the sliding block, the gradual change groove is communicated with the initial groove, a first magnetic block is fixed at the rear of the sliding block, a second magnetic block matched with the first magnetic block for use is fixed at the bottom of the inner wall of the hollow frame body, an insulating rod is fixed at the rear of the sliding block, and a first contact conductor sheet is fixed at the rear end of the insulating rod, and a second contact conductor sheet in contact with the first contact conductor sheet is fixed on the inner wall of the hollow frame body through an insulating strip, and a button is fixed in front of the sliding block.

Preferably, the sealing anti-accidental-touch mechanism comprises a lifting rope fixed in front of the breaker shell, and a plastic plate is fixed at one end of the lifting rope.

Preferably, a sealing block is fixed to the rear of the plastic plate, and a sealing sheet is fixed to the outer periphery of the sealing block.

Preferably, the sealing block is matched with the hollow frame body for use, and the sealing sheet is made of rubber.

Preferably, the side of the first magnetic block, which is close to the second magnetic block, is of like magnetic pole.

Preferably, the rear end height of the gradual change groove is higher than the front end height of the initial groove, and the deformation folding rod is a metal rod capable of swinging left and right.

Advantageous effects

The utility model provides a labor-saving button locking linkage structure of a universal circuit breaker. Compared with the prior art, the method has the following beneficial effects:

(1) this universal circuit breaker's laborsaving button locking linkage structure, through pressing locking mechanical system in laborsaving and including the sliding block of slidable mounting in hollow framework inner wall bottom, hollow framework inner wall's bottom is fixed and is had the deformation folding rod, the initial groove with deformation folding rod looks adaptation is seted up at the top of sliding block, the oblique entering groove with initial groove intercommunication is seted up at the top of sliding block, the straight flute with go into groove looks adaptation to one side is still seted up at the top of sliding block, through laborsaving setting of pressing locking mechanical system, be convenient for realize the closure of switch through the mode of pressing, can replace the mode of breaking off with the fingers and thumb, need not break off with the fingers and thumb vigorously, it is more convenient to use.

(2) This universal circuit breaker's laborsaving button locking linkage structure, through preventing touching the mechanism including fixing the lifting rope in circuit breaker casing the place ahead at sealed mistake, the one end of lifting rope is fixed with the plastic slab, the rear of plastic slab is fixed with sealed piece, the periphery of sealed piece is fixed with the gasket, through the setting of sealed mistake of preventing touching the mechanism, be convenient for sealed mistake of preventing touch the setting of mechanism, be convenient for seal waterproof to hollow framework, can prevent simultaneously that the staff from touching the button, effectively prevent the mistake and touch, the safety in utilization is high.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the hollow frame of the present invention;

FIG. 3 is a schematic view of the slider structure of the present invention;

fig. 4 is a schematic view of the sealing anti-false-touch mechanism of the present invention.

In the figure: 1-breaker shell, 2-hollow frame, 3-labor-saving pressing locking mechanism, 31-sliding block, 32-deformation folding rod, 33-initial groove, 34-inclined groove, 35-straight groove, 36-V-shaped positioning groove, 37-gradual groove, 38-first magnetic block, 39-second magnetic block, 310-insulating rod, 311-first contact conductor piece, 312-insulating strip, 313-second contact conductor piece, 314-button, 4-sealing mis-contact prevention mechanism, 41-lifting rope, 42-plastic plate, 43-sealing block and 44-sealing piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: traditional circuit breaker's laborsaving button locking linkage structure, including circuit breaker casing 1, the place ahead of circuit breaker casing 1 is inlayed and is established and be fixed with hollow frame 2, is provided with laborsaving locking mechanical system 3 of pressing down on the hollow frame 2, and the place ahead of circuit breaker casing 1 is provided with sealed mistake proofing and touches mechanism 4.

The labor-saving pressing locking mechanism 3 comprises a sliding block 31 which is slidably arranged at the bottom of the inner wall of the hollow frame body 2, a deformation folding rod 32 is fixed at the bottom of the inner wall of the hollow frame body 2, an initial groove 33 matched with the deformation folding rod 32 is arranged at the top of the sliding block 31, an inclined groove 34 communicated with the initial groove 33 is arranged at the top of the sliding block 31, a straight groove 35 matched with the inclined groove 34 is further arranged at the top of the sliding block 31, a V-shaped positioning groove 36 communicated with the straight groove 35 is arranged at the top of the sliding block 31, the sliding block 31 is conveniently positioned by matching with the deformation folding rod 32, a gradual change groove 37 communicated with the V-shaped positioning groove 36 is further arranged at the top of the sliding block 31, the gradual change groove 37 is communicated with the initial groove 33, a first magnetic block 38 is fixed at the rear of the sliding block 31, a second magnetic block 39 matched with the first magnetic block 38 is fixed at the bottom of the inner wall of the hollow frame body 2, an insulating rod 310 is fixed at the rear of the sliding block 31, the insulating rod 310 has an insulating function, a first contact conductor piece 311 is fixed at the rear end of the insulating rod, a second contact conductor piece 313 in contact with the first contact conductor piece 311 is fixed on the inner wall of the hollow frame 2 through an insulating strip 312, the insulating strip 312 has an insulating function, and a button 314 is fixed in front of the sliding block 31.

Sealed mistake of preventing touches mechanism 4 is fixed with plastic slab 42 including fixing lifting rope 41 in circuit breaker housing 1 the place ahead, lifting rope 41's one end, and the rear of plastic slab 42 is fixed with sealed piece 43, and the periphery of sealed piece 43 is fixed with gasket 44, and sealed piece 43 uses with the cooperation of hollow frame 2, and gasket 44 adopts the rubber material, has sealed effect, can prevent that outside moisture from getting into inside circuit breaker housing 1.

The side of the first magnetic block 38 close to the second magnetic block 39 is a like magnetic pole, and the repulsion between the like magnetic poles can be used instead of a spring, the rear end of the gradual change groove 37 is higher than the front end of the initial groove 33, and the deformation folding rod 32 is a metal rod capable of swinging left and right and can deform and automatically reset.

And those not described in detail in this specification are well within the skill of those in the art.

When the circuit needs to be disconnected, the button 314 is pressed to drive the sliding block 31 to slide backwards, so that the deformation folding rod 32 is separated from the V-shaped positioning groove 36 and enters the gradual change groove 37, the sliding block 31 slides forwards under the action of the repulsive force of the first magnetic block 38 and the second magnetic block 39, so that the first contact conductor piece 311 is separated from the second contact conductor piece 313 to realize power failure, when the circuit needs to be switched on, the button 314 is pressed again to further slide backwards the sliding block 31, the deformation folding rod 32 sequentially passes through the inclined groove 34 and the straight groove 35 and enters the V-shaped positioning groove 36 to position the sliding block 31, at the moment, the first contact conductor piece 311 is attached to the second contact conductor piece 313 to realize switching-on power-on, when the circuit does not need to be adjusted, the sealing block 43 is plugged into the hollow frame body 2, the button 314 is effectively prevented from being touched by mistake, and the sealing piece 44 is closely attached to the inner wall of the hollow frame body 2, realize sealed, effectively prevent that outside moisture from getting into to circuit breaker casing 1 inside through hollow frame 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Conventional circuit breaker's laborsaving button locking linkage structure, including circuit breaker casing (1), its characterized in that: a hollow frame body (2) is fixedly embedded in the front of the breaker shell (1), a labor-saving pressing locking mechanism (3) is arranged on the hollow frame body (2), and a sealing false touch prevention mechanism (4) is arranged in front of the breaker shell (1);

the labor-saving pressing locking mechanism (3) comprises a sliding block (31) which is slidably mounted at the bottom of the inner wall of the hollow frame body (2), a deformation folding rod (32) is fixed at the bottom of the inner wall of the hollow frame body (2), an initial groove (33) matched with the deformation folding rod (32) is formed in the top of the sliding block (31), an inclined groove (34) communicated with the initial groove (33) is formed in the top of the sliding block (31), a straight groove (35) matched with the inclined groove (34) is further formed in the top of the sliding block (31), a V-shaped positioning groove (36) communicated with the straight groove (35) is formed in the top of the sliding block (31), a gradual change groove (37) communicated with the V-shaped positioning groove (36) is further formed in the top of the sliding block (31), the gradual change groove (37) is communicated with the initial groove (33), and a first magnetic block (38) is fixed at the rear of the sliding block (31), the bottom of the inner wall of the hollow frame body (2) is fixedly provided with a second magnetic block (39) matched with the first magnetic block (38) for use, the rear part of the sliding block (31) is fixedly provided with an insulating rod (310), the rear end of the insulating rod (310) is fixedly provided with a first contact conductor sheet (311), the inner wall of the hollow frame body (2) is fixedly provided with a second contact conductor sheet (313) contacted with the first contact conductor sheet (311) through an insulating strip (312), and the front part of the sliding block (31) is fixedly provided with a button (314).

2. The power-saving button locking linkage structure of the universal circuit breaker as claimed in claim 1, wherein: the sealing false-touch prevention mechanism (4) comprises a lifting rope (41) fixed in front of the breaker shell (1), and a plastic plate (42) is fixed at one end of the lifting rope (41).

3. The power-saving button locking linkage structure of the universal circuit breaker as claimed in claim 2, wherein: a sealing block (43) is fixed behind the plastic plate (42), and a sealing sheet (44) is fixed on the periphery of the sealing block (43).

4. The power-saving button locking linkage structure of the universal circuit breaker as claimed in claim 3, wherein: the sealing block (43) is matched with the hollow frame body (2) for use, and the sealing sheet (44) is made of rubber.

5. The power-saving button locking linkage structure of the universal circuit breaker as claimed in claim 1, wherein: the sides of the first magnetic block (38) and the second magnetic block (39) close to each other are of like magnetic poles.

6. The power-saving button locking linkage structure of the universal circuit breaker as claimed in claim 1, wherein: the rear end height of the gradual change groove (37) is higher than the front end height of the initial groove (33), and the deformation folding rod (32) is a metal rod capable of swinging left and right.