CN215183807U

CN215183807U - Circuit breaker equipment for instantaneous overload state

Info

Publication number: CN215183807U
Application number: CN202121527211.2U
Authority: CN
Inventors: 夏绍勇; 叶襄林
Original assignee: CHENGDU XINJU CHEMICAL CO LTD
Current assignee: CHENGDU XINJU CHEMICAL CO LTD
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-14
Anticipated expiration: 2031-07-06

Abstract

The utility model belongs to the technical field of the circuit breaker, especially, a circuit breaker equipment for instantaneous overload state, including the circuit breaker body, the mounting hole has been seted up to the lower surface of circuit breaker body, and the inner wall activity of mounting hole has cup jointed the post that resets. This a circuit breaker equipment for instantaneous overload state, lower surface through setting up the mounting panel is provided with overload auto-change over device, and overload auto-change over device includes expanding spring, two expanding spring's one end free end all is connected with the lower fixed surface of mounting panel, automatic connection stand-by power supply when having reached voltage overload, protect and prevent the effect that data lost to computer equipment, current circuit breaker can the break-off circuit when voltage overload has been solved, but the computer equipment that is circular telegram is cut off suddenly, the life that easily leads to computer equipment reduces and damages even, and easily make the data in the computer lose, cause the problem of very big puzzlement to computer staff.

Description

Circuit breaker equipment for instantaneous overload state

Technical Field

The utility model relates to a circuit breaker technical field especially relates to a circuit breaker equipment for instantaneous overload state.

Background

The circuit breaker is a switching device capable of closing, bearing and opening a current under a normal circuit condition and closing, bearing and opening a current under an abnormal circuit condition within a specified time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, the circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power line, a motor and the like, and automatically cutting off a circuit when a fault such as serious overload or short circuit or undervoltage occurs, and the function of the circuit breaker is equivalent to the combination of a fuse type switch and an over-and-under-heat relay.

The existing circuit breaker can cut off a circuit when the voltage is overloaded, but the computer equipment which is electrified is cut off suddenly, so that the service life of the computer equipment is reduced and even damaged, data in a computer is lost easily, and the problem of great trouble is caused to computer workers.

SUMMERY OF THE UTILITY MODEL

Can the broken circuit when voltage overload based on current circuit breaker, nevertheless cut off the computer equipment that is being circular telegram suddenly, the life that easily leads to computer equipment reduces damage even, and easily makes the data in the computer lose, causes the technical problem of very big puzzlement to computer staff, the utility model provides a circuit breaker equipment for instantaneous overload state.

The utility model provides a circuit breaker equipment for instantaneous overload state, including the circuit breaker body, the lower surface of circuit breaker body has seted up the mounting hole, the inner wall activity of mounting hole has cup jointed the reset post, the one end fixed surface of reset post is connected with presses the briquetting, the other end surface of reset post runs through and extends to the inside of circuit breaker body, the other end fixed surface of reset post is connected with the mounting panel, the surface all around of mounting panel with the inner wall activity of circuit breaker body cup joints;

the lower surface of mounting panel is provided with overload auto-change over device, and transships auto-change over device and includes expanding spring, two expanding spring's one end free end all with the lower fixed surface of mounting panel is connected.

Preferably, the free ends of the other ends of the two extension springs are fixedly connected with the inner bottom wall of the circuit breaker body, the upper surface of the mounting plate is fixedly provided with a voltage sensor, the upper surface and the lower surface of the mounting plate are respectively fixedly provided with a first contact and a second contact, and the surfaces of the two sides of the mounting plate are respectively provided with a clamping groove;

through above-mentioned technical scheme, expanding spring plays the effect that drives the mounting panel removal decline fast.

Preferably, the inner bottom wall of the circuit breaker body is fixedly provided with a single chip microcomputer module, the inner top wall of the circuit breaker body is provided with a main power supply contact, the inner bottom wall of the circuit breaker body is provided with a standby power supply contact, the surfaces of two sides of the circuit breaker body are both provided with rectangular ports, the inner walls of the two rectangular ports are both communicated with the inner wall of the clamping groove, and the surfaces of two sides of the circuit breaker body are both fixedly connected with a protective shell;

through above-mentioned technical scheme, the protecting crust plays the effect of protecting its inner structure.

Preferably, the inner bottom walls of the two protective shells are respectively provided with a sliding chute, the inner walls of the two sliding chutes are respectively connected with a sliding block in a sliding manner, the upper surfaces of the two sliding blocks are respectively fixedly connected with a rectangular sleeve, the inner walls of the two rectangular sleeves are respectively fixedly connected with a return spring, and the free end of one end of each of the two return springs is respectively fixedly connected with a telescopic clamping block;

through above-mentioned technical scheme, the cooperation of spout and slider is used, plays and makes more smooth and easy that the rectangle sleeve removed.

Preferably, the outer surfaces of the two telescopic fixture blocks are fixedly sleeved with limit blocks, the peripheral surfaces of the two limit blocks are movably sleeved with the inner wall of the rectangular sleeve, one end surfaces of the two telescopic fixture blocks penetrate through the rectangular opening and extend to the inner wall of the clamping groove, and the inner wall of one side of each of the two protective shells is fixedly provided with a travel switch;

through above-mentioned technical scheme, flexible fixture block plays and stretches out at the rectangular sleeve inner wall and has carried out spacing effect through the cooperation of stopper.

Preferably, the upper surfaces of the two rectangular sleeves are fixedly connected with a fixed plate, the surfaces of two sides of the breaker body are fixedly provided with servo motors, and the output shafts of the two servo motors are fixedly provided with rotating shafts through couplers;

through the technical scheme, the servo motor plays a role in driving the rotating shaft to rotate positively and negatively.

Preferably, the outer surfaces of the two rotating shafts are provided with threads, the outer surfaces of the two rotating shafts are in threaded sleeve connection with moving sleeves, and the surface of one end of each of the two moving sleeves is fixedly connected with the surface of one side of the fixed plate;

through above-mentioned technical scheme, the rotation of pivot plays the effect that drives the fixed plate and move through removing the cover.

The utility model provides a beneficial effect does:

be provided with overload auto-change over device through the lower surface that sets up the mounting panel, and overload auto-change over device includes expanding spring, the one end free end of two expanding springs all is connected with the lower fixed surface of mounting panel, automatic connection stand-by power supply when having reached voltage overload, the effect of protecting and preventing data loss has been carried out computer equipment, current circuit breaker can the break-off circuit when voltage overload has been solved, but cut off the computer equipment that is circular telegram suddenly, the life that easily leads to computer equipment reduces and damages even, and easily make the data in the computer lose, cause the problem of very big puzzlement to computer staff.

Drawings

Fig. 1 is a schematic diagram of a circuit breaker apparatus for a transient overload condition;

fig. 2 is an exploded view of a circuit breaker body structure of a circuit breaker apparatus for an instantaneous overload state;

fig. 3 is an exploded view of a protective case structure of a circuit breaker apparatus for an instantaneous overload condition;

fig. 4 is a sectional view of a shield case structure of a circuit breaker apparatus for a transient overload state.

In the figure: 1. a circuit breaker body; 2. a reset column; 3. a pressing block; 4. mounting a plate; 5. a tension spring; 51. a voltage sensor; 52. a first contact; 53. a second contact; 54. a card slot; 55. a single chip module; 56. a main power contact; 57. a backup power contact; 58. a protective shell; 59. a rectangular sleeve; 510. a return spring; 511. a telescopic clamping block; 512. a travel switch; 513. a servo motor; 514. a rotating shaft; 515. and (4) moving the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a circuit breaker device for an instantaneous overload state comprises a circuit breaker body 1, wherein a mounting hole is formed in the lower surface of the circuit breaker body 1, a reset column 2 is movably sleeved on the inner wall of the mounting hole, a pressing block 3 is fixedly connected to the surface of one end of the reset column 2, the surface of the other end of the reset column 2 penetrates through and extends into the circuit breaker body 1, a mounting plate 4 is fixedly connected to the surface of the other end of the reset column 2, and the peripheral surface of the mounting plate 4 is movably sleeved with the inner wall of the circuit breaker body 1;

the lower surface of mounting panel 4 is provided with overload auto-change over device, and overload auto-change over device includes expanding spring 5, and the one end free end of two expanding spring 5 all is connected with the lower fixed surface of mounting panel 4.

Further, the other end free ends of two expanding springs 5 all with the interior diapire fixed connection of circuit breaker body 1, the last fixed surface of mounting panel 4 installs voltage sensor 51, the upper and lower surface of mounting panel 4 fixed mounting respectively has first contact 52 and second contact 53, draw-in groove 54 has all been seted up on the both sides surface of mounting panel 4, expanding springs 5 play and drive the effect that mounting panel 4 removed the decline fast.

Further, the inner bottom wall fixed mounting of circuit breaker body 1 has single chip module 55, the inner top wall of circuit breaker body 1 is provided with main power supply contact 56, the inner bottom wall of circuit breaker body 1 is provided with stand-by power supply contact 57, the rectangle mouth has all been seted up on the both sides surface of circuit breaker body 1, the inner wall of two rectangle mouths all communicates with the inner wall of draw-in groove 54, the equal fixedly connected with protecting crust 58 in the both sides surface of circuit breaker body 1, protecting crust 58 plays the effect of protecting its inner structure.

Further, the spout has all been seted up to the inner bottom wall of two protecting crust 58, and the equal sliding connection of inner wall of two spouts has the slider, the equal fixedly connected with rectangle sleeve 59 of upper surface of two sliders, the equal fixedly connected with reset spring 510 of the inner wall of two rectangle sleeves 59, the equal fixedly connected with telescopic fixture block 511 of the one end free end of two reset spring 510, the spout uses with the cooperation of slider, plays the more smooth and easy that makes rectangle sleeve 59 remove.

Further, the outer surfaces of the two telescopic fixture blocks 511 are fixedly sleeved with limit blocks, the surfaces of the periphery of the two limit blocks are movably sleeved with the inner wall of the rectangular sleeve 59, one end surfaces of the two telescopic fixture blocks 511 penetrate through the rectangular opening and extend to the inner wall of the clamping groove 54, the inner wall of one side of each of the two protective shells 58 is fixedly provided with a travel switch 512, and the telescopic fixture blocks 511 are matched with the limit blocks to stretch out the inner wall of the rectangular sleeve 59 for limiting.

Further, the equal fixedly connected with fixed plate of upper surface of two rectangle sleeves 59, the equal fixed mounting in both sides surface of circuit breaker body 1 has servo motor 513, and the output shaft of two servo motors 513 passes through the equal fixed mounting of shaft coupling has pivot 514, and servo motor 513 plays and drives pivot 514 and carry out the effect of positive and negative rotation.

Further, the surface of two pivots 514 all is provided with the screw thread, and the surface screw thread cover of two pivots 514 has cup jointed and has removed cover 515, and the terminal surface of two removal covers 515 all is connected with a side fixed surface of fixed plate, and the rotation of pivot 514 plays the effect that drives the fixed plate and remove through removing cover 515.

Be provided with overload auto-change over device through the lower surface that sets up mounting panel 4, and overload auto-change over device includes expanding spring 5, the one end free end of two expanding spring 5 all is connected with mounting panel 4's lower fixed surface, automatic connection stand-by power supply when having reached voltage overload, protect and prevent the effect that data lost to computer equipment, current circuit breaker can the break-off circuit when voltage overload has been solved, but the computer equipment that is circular telegram is cut off suddenly, the life that easily leads to computer equipment reduces and damages even, and easily make the data in the computer lose, cause the problem of very big puzzlement to computer staff.

The working principle is as follows: in the first step, when the voltage sensor 51 senses that the voltage is about to be overloaded, the single chip module 55 controls the servo motor 513 to start, the servo motor 513 drives the rotating shaft 514 to rotate in the forward direction, thereby driving the movable sleeve 515 to move, the movable sleeve 515 drives the rectangular sleeve 59 to move through the fixed block, at this time, the matching of the sliding groove and the sliding block makes the rectangular sleeve 59 move more smoothly, the rectangular sleeve 59 drives the telescopic clamping block 511 to move through the return spring 510 so as to make the telescopic clamping block 511 separate from the clamping groove 54, when the fixed block moves to touch the travel switch 512, the single chip module 55 controls the servo motor 513 to drive the rotating shaft 514 to rotate reversely, thereby driving the retractable latch 511 to reset, at this time, the first contact 52 is separated from the main power contact 56, the retractable spring 5 resets, and drives the mounting plate 4 to move and descend through the reset column 2, and the mounting plate stops moving after the second contact 53 is contacted with the standby power contact 57 and powered on;

step two, after the main power supply is repaired normally, a worker presses the pressing block 3 upwards with a thumb to enable the pressing block to drive the mounting plate 4 to move upwards through the reset column 2, the telescopic spring 5 starts to stretch, when the mounting plate 4 moves to be in contact with the telescopic fixture block 511, the mounting plate 4 extrudes the telescopic fixture block 511 through extrusion force generated by pressing of the worker, the inclined surface of the lower surface of the telescopic fixture block 511 is extruded and then is driven to shrink through the shrinkage motion of the reset spring 510, when the mounting plate 4 continues to move and ascend until the clamping groove 54 is communicated with the rectangular opening, the reset effect of the reset spring 510 pushes one end of the telescopic fixture block 511 to be clamped into the clamping groove 54 to reset, and at the moment, the first contact 52 is in contact with the main power supply contact 56.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A circuit breaker apparatus for transient overload conditions comprising a circuit breaker body (1), characterized in that: the lower surface of the circuit breaker body (1) is provided with a mounting hole, the inner wall of the mounting hole is movably sleeved with a reset column (2), one end surface of the reset column (2) is fixedly connected with a pressing block (3), the other end surface of the reset column (2) penetrates through and extends into the circuit breaker body (1), the other end surface of the reset column (2) is fixedly connected with a mounting plate (4), and the peripheral surface of the mounting plate (4) is movably sleeved with the inner wall of the circuit breaker body (1);

the lower surface of mounting panel (4) is provided with overload auto-change over device, and transships auto-change over device and includes expanding spring (5), two the one end free end of expanding spring (5) all with the lower fixed surface connection of mounting panel (4).

2. A circuit breaker apparatus for transient overload conditions as recited in claim 1 wherein: two the other end free end of expanding spring (5) all with the interior diapire fixed connection of circuit breaker body (1), the last fixed surface of mounting panel (4) installs voltage sensor (51), the upper and lower surface difference fixed mounting of mounting panel (4) has first contact (52) and second contact (53), draw-in groove (54) have all been seted up on the both sides surface of mounting panel (4).

3. A circuit breaker apparatus for transient overload conditions as recited in claim 2 wherein: the inner bottom wall fixed mounting of circuit breaker body (1) has single chip module (55), the interior roof of circuit breaker body (1) is provided with main power source contact (56), the inner bottom wall of circuit breaker body (1) is provided with stand-by power source contact (57), the rectangle mouth has all been seted up on the both sides surface of circuit breaker body (1), two the inner wall of rectangle mouth all with the inner wall intercommunication of draw-in groove (54), the equal fixedly connected with protecting crust in both sides surface (58) of circuit breaker body (1).

4. A circuit breaker apparatus for transient overload conditions as recited in claim 3 wherein: two the spout has all been seted up to the inner bottom wall of protecting crust (58), two the equal sliding connection of inner wall of spout has the slider, two the equal fixedly connected with rectangle sleeve (59) of upper surface of slider, two the equal fixedly connected with reset spring (510) of inner wall of rectangle sleeve (59), two the equal fixedly connected with telescopic fixture block (511) of one end free end of reset spring (510).

5. A circuit breaker apparatus for transient overload conditions as recited in claim 4 wherein: the outer surface of two flexible fixture block (511) all is fixed and has been cup jointed the stopper, two the surface all around of stopper all with the inner wall activity of rectangle sleeve (59) is cup jointed, two the one end surface of flexible fixture block (511) runs through the rectangle mouth and extends to the inner wall of draw-in groove (54), two the equal fixed mounting of one side inner wall of protecting crust (58) has travel switch (512).

6. A circuit breaker apparatus for transient overload conditions as recited in claim 4 wherein: two the equal fixedly connected with fixed plate of upper surface of rectangle sleeve (59), the equal fixed mounting in both sides surface of circuit breaker body (1) has servo motor (513), two the output shaft of servo motor (513) passes through the equal fixed mounting of shaft coupling has pivot (514).

7. A circuit breaker apparatus for a transient overload condition as recited in claim 6 wherein: the outer surface of two pivot (514) all is provided with the screw thread, two the outer surface screw thread cover of pivot (514) has cup jointed and has removed cover (515), two the terminal surface of removing cover (515) all with one side fixed surface of fixed plate is connected.