CN213366495U

CN213366495U - Protection device for miniature circuit breaker

Info

Publication number: CN213366495U
Application number: CN202022473366.4U
Authority: CN
Inventors: 王聪
Original assignee: Jiaxing Jiakong Electrical Equipment Manufacture Co ltd
Current assignee: Jiaxing Jiakong Electrical Equipment Manufacture Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-06-04
Anticipated expiration: 2030-10-31

Abstract

The utility model belongs to the technical field of the circuit breaker, especially, protection device for miniature circuit breaker, including the circuit breaker body, the surface mounting of circuit breaker body has brake valve lever, protection device is installed to the lateral wall of circuit breaker body, through protection device avoids human and brake valve lever direct contact, protection device includes the fixing base. This protection device for miniature circuit breaker, through setting up the lateral wall installation protection device at the circuit breaker body, one side that is fixed in the circuit breaker body with protection device through the sucking disc among the protection device, and insert the slot of insulating cover rear end with the brake valve lever on circuit breaker body surface, through holding between the fingers insulating cover and then insulating cover is fixed with brake valve lever, drive brake valve lever through deflecting insulating cover and deflect, and then realize that control circuit breaker body opens and shuts and close, human and circuit breaker body's contact has been avoided simultaneously, thereby make to have the characteristics of being convenient for protect the human body when operating the circuit breaker.

Description

Protection device for miniature circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field especially relates to a protection device for miniature circuit breaker.

Background

The circuit breaker is 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 a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range of the circuit breakers, the high-voltage and low-voltage boundary line is divided more fuzzinly, and the circuit breakers above 3kV are generally called high-voltage electrical appliances; the breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like;

the current miniature circuit breaker of family expenses is in the use, because lack professional's long-term guide, along with life's increase, can lead to the circuit breaker surface to be infected with debris or cause the shell to damage for there is the electric leakage hidden danger, if the operation circuit breaker can cause the electric shock accident this moment, therefore be not convenient for control opening and shutting and closing of circuit breaker, need protect miniature circuit breaker of family expenses when the operation.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem of emergency operation is not convenient for carry out when current domestic miniature circuit breaker has the potential safety hazard, the utility model provides a protection device for miniature circuit breaker.

The utility model provides a protection device for miniature circuit breaker, including the circuit breaker body, the surface mounting of circuit breaker body has brake valve lever, protection device is installed to the lateral wall of circuit breaker body, through protection device avoids human and brake valve lever direct contact, protection device includes the fixing base, the left side wall fixedly connected with sucking disc of fixing base, the left end of sucking disc bonds with the right side wall of circuit breaker body.

Preferably, the right side wall of the fixing base is fixedly connected with a fixing shaft, the axis of the fixing base and the axis of the fixing shaft are on the same straight line, the right end of the fixing shaft is rotatably connected with a limiting column through a bearing, and the axis of the limiting column and the axis of the fixing shaft are on the same straight line.

Through above-mentioned technical scheme, utilize the right side wall fixedly connected with fixed axle of fixing base to the installation of cup jointing of solid fixed ring of being convenient for.

Preferably, the jack has all been seted up to the right side wall of fixing base and the right side wall of spacing post, two the inner wall of jack all is pegged graft and is had same inserted bar.

Through above-mentioned technical scheme, the inner wall that utilizes two jacks all pegs graft has same inserted bar to be convenient for connect fixing base and spacing post through the inserted bar.

Preferably, the right side wall fixedly connected with connecting rod of inserted bar, the left side wall of connecting rod and the right side wall sliding connection of spacing post, the fixed ring has been cup jointed in the surface slip of fixed axle, the surface sliding connection of fixed ring's surface and inserted bar.

Through above-mentioned technical scheme, utilize solid fixed ring's surface and the surperficial sliding connection of inserted bar to the rubber rope of being convenient for fixed ring surface connection twines on the surface of inserted bar.

Preferably, the outer fixed surface of the fixing ring is fixedly connected with a rubber rope, the tail end of the rubber rope is fixedly connected with an insulating sleeve, and the back of the insulating sleeve is provided with a slot.

Through the technical scheme, the rubber rope is used for connecting the fixing ring and the insulating sleeve, so that the self insulation and electricity prevention of the protection device are facilitated.

Preferably, the inner wall of the slot is matched with the surface of the control handle, the control handle is inserted into the inner wall of the slot, and the outer surface of the insulating sleeve is provided with a limiting groove.

Through the technical scheme, the control handle is inserted into the inner wall of the slot, so that the surface of the control handle is protected conveniently.

Preferably, the limiting grooves are uniformly distributed on the surface of the insulating sleeve, and silica gel drying agents are filled in the limiting grooves.

Through above-mentioned technical scheme, the inside packing that utilizes the spacing groove has the silica gel drier to be convenient for to the absorption of finger surface sweat.

The utility model provides a beneficial effect does:

1. through setting up the lateral wall installation protection device at the circuit breaker body, be fixed in one side of circuit breaker body with protection device through the sucking disc among the protection device, and insert the slot of insulating cover rear end with the brake valve lever on circuit breaker body surface, it is fixed with brake valve lever through pinching insulating cover and then insulating cover, it deflects to drive brake valve lever through deflecting insulating cover, and then realize that control circuit breaker body opens and shuts and close, human contact with the circuit breaker body has been avoided simultaneously, thereby make to have the characteristics of being convenient for protect the human body when operating the circuit breaker.

2. Through setting up in protection device, utilize solid fixed ring to cup joint with the surface slip of fixed axle, when solid fixed ring is pulled through the rubber rope, gu fixed ring rotates on the surface of fixed axle, and then the removal of the insulating cover of being convenient for, utilize the inserted bar to take out the back at the surface of fixing base simultaneously and rotate, and then drive the rubber rope and twine at the surface of inserted bar, insert the fixing base with the end of inserted bar again in, it is fixed to make the rubber rope drive the shrink of insulating cover, thereby make to have the characteristics of being convenient for carry out the rolling to protection device.

Drawings

Fig. 1 is a schematic view of a protection device for a micro circuit breaker according to the present invention;

fig. 2 is a perspective view of a protection device of the protection device for a micro circuit breaker according to the present invention;

fig. 3 is a perspective view of an insulating sleeve structure of a protection device for a micro circuit breaker according to the present invention.

In the figure: 1. a circuit breaker body; 2. a control handle; 3. a fixed seat; 4. a suction cup; 5. a fixed shaft; 6. a limiting column; 7. a jack; 8. inserting a rod; 9. a connecting rod; 10. a fixing ring; 11. a rubber cord; 12. an insulating sleeve; 13. a slot; 14. a limiting groove; 15. a silica gel desiccant.

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. 1-3, a protection device for a miniature circuit breaker comprises a circuit breaker body 1, a control handle 2 is mounted on the surface of the circuit breaker body 1, a protection device is mounted on the side wall of the circuit breaker body 1, a human body is prevented from being in direct contact with the control handle 2 through the protection device, the protection device comprises a fixed seat 3, a sucker 4 is fixedly connected to the left side wall of the fixed seat 3, and the left end of the sucker 4 is bonded with the right side wall of the circuit breaker body 1;

furthermore, a fixed shaft 5 is fixedly connected to the right side wall of the fixed seat 3, the axis of the fixed seat 3 and the axis of the fixed shaft 5 are on the same straight line, a limiting column 6 is rotatably connected to the right end of the fixed shaft 5 through a bearing, and the axis of the limiting column 6 and the axis of the fixed shaft 5 are on the same straight line;

furthermore, the right side wall of the fixed seat 3 and the right side wall of the limiting column 6 are both provided with jacks 7, and the inner walls of the two jacks 7 are inserted with the same inserted rod 8;

furthermore, the right side wall of the inserted rod 8 is fixedly connected with a connecting rod 9, the left side wall of the connecting rod 9 is in sliding connection with the right side wall of the limiting column 6, the surface of the fixed shaft 5 is sleeved with a fixed ring 10 in a sliding manner, and the outer surface of the fixed ring 10 is in sliding connection with the surface of the inserted rod 8;

further, the outer surface of the fixing ring 10 is fixedly connected with a rubber rope 11, the tail end of the rubber rope 11 is fixedly connected with an insulating sleeve 12, and the back of the insulating sleeve 12 is provided with a slot 13;

furthermore, the inner wall of the slot 13 is matched with the surface of the control handle 2, the control handle 2 is inserted into the inner wall of the slot 13, and the outer surface of the insulating sleeve 12 is provided with a limit groove 14;

furthermore, the limiting grooves 14 are uniformly distributed on the surface of the insulating sleeve 12, and silica gel drying agents 15 are filled in the limiting grooves 14.

Through setting up the lateral wall installation protection device at circuit breaker body 1, be fixed in one side of circuit breaker body 1 with protection device through sucking disc 4 among the protection device, and insert the slot 13 of insulating cover 12 rear end with the control handle 2 on circuit breaker body 1 surface, through holding between the fingers insulating cover 12 and then insulating cover 12 is fixed with control handle 2, drive control handle 2 through deflecting insulating cover 12 and deflect, and then realize opening and shutting of control circuit breaker body 1, human and circuit breaker body 1's contact has been avoided simultaneously, thereby make to have the characteristics of being convenient for protect the human body when operating the circuit breaker.

Through setting up in protection device, utilize solid fixed ring 10 and the surperficial slip of fixed axle 5 to cup joint, when solid fixed ring 10 is pulled through rubber rope 11, gu fixed ring 10 rotates on the surface of fixed axle 5, and then be convenient for the removal of insulating cover 12, utilize inserted bar 8 to take out the back rotation on the surface of fixing base 3 simultaneously, and then drive rubber rope 11 at the surface winding of inserted bar 8, insert in fixing base 3 with the end of inserted bar 8 again, it is fixed to make rubber rope 11 drive insulating cover 12 shrink, thereby make to have the characteristics of being convenient for carry out the rolling to protection device.

The working principle is as follows:

the protection device is bonded on one side of the circuit breaker body 1 through the sucker 4 in the protection device, the control handle 2 on the surface of the circuit breaker body 1 is inserted into the slot 13 at the rear end of the insulating sleeve 12, the insulating sleeve 12 is tightly pinched, the insulating sleeve 12 is fixed with the control handle 2, the control handle 2 is driven to deflect through the deflection insulating sleeve 12, the circuit breaker body 1 is controlled to be opened, closed and opened, after the insulating sleeve 12 is used, the inserted bar 8 is drawn out of the fixing seat 3, the inserted bar 8 and the limiting column 6 are driven to rotate through the connecting rod 9, the rubber rope 11 is wound on the surface of the inserted bar 8, the rubber rope 11 drives the insulating sleeve 12 to be collected, after the rubber rope 11 is collected, the rotating angles of the inserted bar 8 and the limiting column 6 are adjusted, and the inserted bar 8 is inserted into the fixing seat 3 again.

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 protection device for a miniature circuit breaker comprises a circuit breaker body (1), and is characterized in that: the surface mounting of circuit breaker body (1) has brake valve lever (2), protection device is installed to the lateral wall of circuit breaker body (1), through protection device avoids human and brake valve lever (2) direct contact, protection device includes fixing base (3), the left side wall fixedly connected with sucking disc (4) of fixing base (3), the left end of sucking disc (4) bonds with the right side wall of circuit breaker body (1).

2. The protection device for a micro circuit breaker according to claim 1, wherein: the right side wall fixedly connected with fixed axle (5) of fixing base (3), the axis of fixing base (3) and the axis of fixed axle (5) all are on same straight line, the right-hand member of fixed axle (5) rotates through the bearing and is connected with spacing post (6), the axis of spacing post (6) and the axis of fixed axle (5) all are on same straight line.

3. The protection device for a micro circuit breaker according to claim 2, wherein: jack (7) have all been seted up to the right side wall of fixing base (3) and the right side wall of spacing post (6), two the inner wall of jack (7) all is pegged graft and is had same inserted bar (8).

4. A protection device for a micro circuit breaker according to claim 3, wherein: the right side wall fixedly connected with connecting rod (9) of inserted bar (8), the left side wall of connecting rod (9) and the right side wall sliding connection of spacing post (6), the fixed ring (10) has been cup jointed in the surface sliding of fixed axle (5), the surface sliding connection of the surface of fixed ring (10) and inserted bar (8).

5. The protection device for a micro circuit breaker according to claim 4, wherein: the outer fixed surface of solid fixed ring (10) is connected with rubber rope (11), the terminal fixedly connected with insulating cover (12) of rubber rope (11), slot (13) have been seted up at the back of insulating cover (12).

6. The protection device for a micro circuit breaker according to claim 5, wherein: the inner wall of the slot (13) is matched with the surface of the control handle (2), the control handle (2) is inserted into the inner wall of the slot (13), and the outer surface of the insulating sleeve (12) is provided with a limit groove (14).

7. The protection device for a micro circuit breaker according to claim 6, wherein: the limiting groove (14) is uniformly distributed on the surface of the insulating sleeve (12), and a silica gel drying agent (15) is filled in the limiting groove (14).