CN112259422A

CN112259422A - Modular circuit breaker spring operating mechanism

Info

Publication number: CN112259422A
Application number: CN201910606637.8A
Authority: CN
Inventors: 夭荣龙
Original assignee: XUZHOU YILEI ELECTRICAL APPLIANCE TECHNOLOGY CO LTD
Current assignee: XUZHOU YILEI ELECTRICAL APPLIANCE TECHNOLOGY CO LTD
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2021-01-22

Abstract

The invention discloses a modular circuit breaker spring operating mechanism which comprises a shell, wherein an installation rod is fixedly connected to the right side of the bottom of the inner wall of the shell, a first connecting piece is fixedly installed at the top of the installation rod, a connecting block is fixedly connected to the right side of the top of the inner wall of the shell and corresponds to the installation rod through a return spring, and a connecting rod is fixedly connected to the bottom of the connecting block. According to the modular circuit breaker spring operating mechanism, the shell, the mounting rod, the first connecting sheet, the reset spring, the connecting block, the connecting rod, the second connecting sheet, the limiting rod, the limiting groove, the limiting block, the electromagnetic coil, the sliding rail, the sliding groove, the sliding block, the fixing block, the iron block, the plastic spring, the clamping rod and the clamping groove are matched with one another to realize the modular circuit breaker spring operating mechanism, stable transmission of the device can be realized, the technical effects of effective energy storage, safe switching-on and switching-off are realized, the problem of unstable transmission of the conventional device is solved, and the potential safety hazard of operation is solved.

Description

Modular circuit breaker spring operating mechanism

Technical Field

The invention relates to the technical field of circuit breakers, in particular to a modular circuit breaker spring operating mechanism.

Background

The breaker is a switching device which can close, bear and break the current under the normal loop condition and can close, bear and break the current under the abnormal loop condition within a specified time, the closing mechanism of the breaker is actually a tripping mechanism, the closing or breaking of the breaker needs the mechanism to provide enough operating energy, the energy storage mechanism stores energy (stretching or compressing) in a spring and enables the mechanism to be stabilized at a dead point before closing, when the closing mechanism closes, the energy storage mechanism is separated from the dead point to rapidly release the energy of the spring so as to complete closing, and when the opening mechanism is tripped, the opening spring stores energy, therefore, energy is stored firstly when closing, while the modular breaker operating mechanism of the breaker in the prior art has the problems of unstable transmission and can not effectively store energy, meanwhile, the microswitch is burnt out due to overlarge electric arc generated by the microswitch at the closing moment of the circuit breaker, and certain potential safety hazard exists.

Disclosure of Invention

In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a modular circuit breaker spring operating mechanism.

The technical scheme adopted by the invention for realizing the purpose is as follows: the modular circuit breaker spring operating mechanism comprises a shell, wherein an installation rod is fixedly connected to the right side of the bottom of the inner wall of the shell, a first connecting piece is fixedly installed at the top of the installation rod, a connecting block is fixedly connected to the right side of the top of the inner wall of the shell and corresponds to the position of the installation rod through a reset spring, a connecting rod is fixedly connected to the bottom of the connecting block, a second connecting piece which is matched with the first connecting piece for use is fixedly connected to the bottom of the connecting rod, a limiting rod is fixedly connected to the right side of the connecting rod, a limiting groove is formed in the right side of the shell and corresponds to the position of the limiting rod, the right side of the limiting rod penetrates through the limiting groove and extends to the limiting block which is fixedly connected with the limiting groove in a matching manner, an electromagnetic coil is fixedly connected to the left, the spout has all been seted up to one side that two slide rails are relative, sliding connection has the slider rather than the looks adaptation on the inner wall of spout, through fixed block fixed connection between four sliders, the left side fixedly connected with iron plate of fixed block, plastic spring and solenoid's right side fixed connection is passed through in the left side of iron plate, the right side fixedly connected with kelly of fixed block, the draw-in groove rather than the looks adaptation is seted up to the left side of connecting rod and the position that corresponds the kelly.

The right side of the limiting block is fixedly connected with an operating handle.

And one side of the sliding block, which is far away from the fixed block, is provided with a ball.

And one side of the ball close to the inner wall of the sliding chute is in rolling connection with the ball.

One side of the clamping rod, which is close to the clamping groove, penetrates through the clamping groove and extends into the clamping groove.

The invention has the beneficial effects that: through the casing, the installation pole, first connection piece, reset spring, the connecting block, the connecting rod, the second connection piece, the gag lever post, the spacing groove, the stopper, solenoid, a slide rail, the spout, the slider, the fixed block, the iron plate, the plastics spring, mutually supporting between kelly and the draw-in groove has realized a modular circuit breaker spring operating device, can realize the stable transmission of device, realize effective energy storage, the technological effect of safe combined floodgate and separating brake, overcome the unstable problem of transmission that the device exists in the past, the potential safety hazard of operation has been solved.

Drawings

FIG. 1 is a structural cross-sectional view in elevation of the present invention;

FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 according to the present invention.

In the figure: the device comprises a shell 1, a mounting rod 2, a first connecting piece 3, a return spring 4, a connecting block 5, a connecting rod 6, a second connecting piece 7, a limiting rod 8, a limiting groove 9, a limiting block 10, an electromagnetic coil 11, a sliding rail 12, a sliding groove 13, a sliding block 14, a fixed block 15, an iron block 16, a plastic spring 17, a clamping rod 18, a clamping groove 19, an operating handle 20 and a ball 21.

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. 1-2, a modular circuit breaker spring operating mechanism comprises a housing 1, a mounting rod 2 is fixedly connected to the right side of the bottom of the inner wall of the housing 1, a first connecting piece 3 is fixedly mounted at the top of the mounting rod 2, a connecting block 5 is fixedly connected to the right side of the top of the inner wall of the housing 1 corresponding to the mounting rod 2 through a return spring 4, the return spring 4 is in a compressed state, a connecting rod 6 is fixedly connected to the bottom of the connecting block 5, a second connecting piece 7 used in cooperation with the first connecting piece 3 is fixedly connected to the bottom of the connecting rod 6, a limiting rod 8 is fixedly connected to the right side of the connecting rod 6, a limiting groove 9 is formed in the right side of the housing 1 corresponding to the limiting rod 8, the right side of the limiting rod 8 penetrates through the limiting groove 9 and extends to a limiting block 10 fixedly connected to the inside of the, the left side of 1 inner wall of casing and the top that is located solenoid 11 and the equal fixedly connected with slide rail 12 in bottom, spout 13 has all been seted up to one side that two slide rails 12 are relative, sliding connection has the slider 14 rather than the looks adaptation on the inner wall of spout 13, through fixed block 15 fixed connection between four sliders 14, the left side fixedly connected with iron plate 16 of fixed block 15, plastic spring 17 and solenoid 11's right side fixed connection is passed through in iron plate 16's left side, plastic spring 17 department is in the unstressed state, the right side fixedly connected with kelly 18 of fixed block 15, draw-in groove 19 rather than the looks adaptation is seted up in the left side of connecting rod 6 and the position that corresponds kelly 18, draw-in groove 19 is run through to one side that kelly 18 is close.

According to the invention, the right side of the limiting block 10 is fixedly connected with the operating handle 20, the two connecting pieces are conveniently separated by arranging the operating handle 20, the ball 21 is arranged on one side of the sliding block 14 far away from the fixed block 15, one side of the ball 21 close to the inner wall of the sliding groove 13 is in rolling connection with the sliding block, and the friction force is smaller when the sliding block 14 slides in the sliding groove 13 by arranging the ball 21.

The working principle of the invention is as follows: when the device is used, when the device needs to be switched on, the electromagnetic coil 11 only needs to be electrified, so that magnetic force is generated to generate suction force on the iron block 16, the clamping rod 18 can be driven to move leftwards through the fixing block 15, and then the clamping rod is separated from the clamping groove 19, the connecting block 5 is driven to move downwards due to the elastic action of the return spring 4, and the second connecting piece 7 is driven to move downwards through the connecting rod 6 and is in contact with the first connecting piece 3, so that the switching-on operation is realized; when the power-off is needed, the operating handle 20 is pulled upwards to drive the limiting rod 8 to move upwards through the limiting block 10, so that the connecting rod 6 is driven to move upwards, meanwhile, the magnetic force of the electromagnetic coil 11 is turned off, and the clamping rod 18 is driven to be clamped into the clamping groove 19 through the fixing block 15 under the elastic force action of the plastic spring 17, so that energy storage is realized, and the power-off is convenient to use next time.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Modular circuit breaker spring operating device, including casing (1), its characterized in that: the right side of the bottom of the inner wall of the shell (1) is fixedly connected with an installation rod (2), the top of the installation rod (2) is fixedly provided with a first connecting piece (3), the right side of the top of the inner wall of the shell (1) and the position corresponding to the installation rod (2) are fixedly connected with a connecting block (5) through a reset spring (4), the bottom of the connecting block (5) is fixedly connected with a connecting rod (6), the bottom of the connecting rod (6) is fixedly connected with a second connecting piece (7) which is matched with the first connecting piece (3) for use, the right side of the connecting rod (6) is fixedly connected with a limiting rod (8), the right side of the shell (1) and the position corresponding to the limiting rod (8) are provided with a limiting groove (9), the right side of the limiting rod (8) penetrates through the limiting groove (9) and extends to a limiting block (10) which is, the utility model discloses a solenoid, including casing (1), the left side fixedly connected with solenoid (11) of casing (1) inner wall, spout (13) have all been seted up to the left side of casing (1) inner wall and the top that is located solenoid (11) and the equal fixedly connected with slide rail (12) in bottom, two slide rails (12) relative one side, sliding connection has slider (14) rather than the looks adaptation on the inner wall of spout (13), through fixed block (15) fixed connection between four slider (14), the left side fixedly connected with iron plate (16) of fixed block (15), the right side fixed connection of plastic spring (17) and solenoid (11) is passed through in the left side of iron plate (16), the right side fixedly connected with kelly (18) of fixed block (15), draw-in groove (19) rather than the looks adaptation are seted up in the left side of connecting rod (6) and the position that corresponds kelly (.

2. The modular circuit breaker spring operating mechanism of claim 1 wherein: the right side of the limiting block (10) is fixedly connected with an operating handle (20).

3. The modular circuit breaker spring operating mechanism of claim 1 wherein: and a ball (21) is arranged on one side of the sliding block (14) far away from the fixed block (15).

4. The modular circuit breaker spring operating mechanism of claim 1 or 3 wherein: one side of the ball (21) close to the inner wall of the sliding chute (13) is connected with the sliding chute in a rolling way.

5. The modular circuit breaker spring operating mechanism of claim 1 wherein: one side of the clamping rod (18) close to the clamping groove (19) penetrates through the clamping groove (19) and extends into the clamping groove.