CN217280620U - Safety circuit breaker - Google Patents

Abstract

The utility model discloses a safe type circuit breaker, including the circuit breaker, be provided with protection architecture on the circuit breaker, protection architecture includes the bottom plate, the positive top of bottom plate and bottom all are provided with the pivot, one side of pivot is rotated and is connected with the safety cover, the front of safety cover is provided with transparent plastic, transparent plastic's front is provided with the handle. The utility model provides a safe type circuit breaker has protection architecture, protection architecture can get up the switch protection on the circuit breaker through the safety cover, let the circuit breaker of installing on the wall can not be infected with more dust and influence the smooth and easy sense of switch and also can prevent that animal or young child from directly touching the circuit breaker and arouse danger, the safety cover can open and shut through the rotation, convenient and fast that the use is got up, still be provided with transparent plastic on the safety cover, transparent plastic can let the user direct observation to the switch condition on the circuit breaker.

Description

Safety circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field specifically is a safe type circuit breaker.

Background

The circuit breaker is a switching device which can close, bear and break the current under the condition of normal circuit and can close, bear and break the current under the condition of abnormal circuit within a specified time, the circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the using range, the circuit breaker can be used for distributing electric energy, an asynchronous motor is not frequently started, a power supply circuit, a motor and the like are protected, the circuit can be automatically cut off when the circuit breaker has serious overload or short circuit, undervoltage and other faults, the circuit breaker has the function equivalent to the combination of a fuse type switch, an over-under-heat relay and the like, parts do not need to be changed after the fault current flows, at present, the circuit breaker has wide application, the generation, the transmission and the use of electricity are extremely important links, a power distribution system comprises a transformer and various high and low voltage electrical equipment, and the low voltage circuit breaker is an electrical appliance with wide using amount, there is a need for a safety circuit breaker, but the existing circuit breaker has certain disadvantages:

because most of current circuit breakers are directly installed on a distribution box or directly exposed on a wall when in use, if the circuit breaker for controlling a circuit in a more important place lacks certain protection measures after electrification, the circuit breaker exposed on the wall is easily pulled by young children or animals to cause power failure, and the circuit breaker is easily exposed outside for a long time to be infected with more dust to influence the smoothness of opening and closing of a switch.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe type circuit breaker to solve the problem that the circuit breaker that proposes lacks the safety protection measure among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a safe type circuit breaker, includes the circuit breaker, be provided with protection architecture on the circuit breaker, protection architecture includes the bottom plate, the positive top of bottom plate and bottom all are provided with the pivot, one side of pivot is rotated and is connected with the safety cover, the front of safety cover is provided with transparent plastic, transparent plastic's front is provided with the handle.

Preferably, one of them positive one side fixedly connected with connecting block of safety cover, the shape of connecting block is the rectangle, one side fixedly connected with set casing of connecting block, the fixed slot has been seted up at the top of set casing, the quantity of bottom plate is two.

Preferably, the other one side fixedly connected with casing that the safety cover is positive, the activity groove has been seted up in the front of casing, the top fixedly connected with spring of shells inner wall, the bottom fixedly connected with fixed block of spring.

Preferably, the bottom of fixed block runs through the casing and extends to the outside of casing, fixed block and fixed slot looks adaptation, the positive top fixedly connected with ejector pad of fixed block, the front of ejector pad runs through the casing and extends to the outside of casing.

Preferably, the top and the bottom of circuit breaker all are provided with the wiring end, the front of circuit breaker is provided with the switch.

Preferably, the positive one side of circuit breaker is provided with laborsaving structure, laborsaving structure includes the shell, the stroke groove has been seted up on the shell, sliding connection has the poker rod in the shell, one side fixedly connected with cushion at the top of poker rod.

Preferably, the other side of the poke rod is fixedly connected with a connecting block, and the top of the connecting block is rotatably connected with a pull ring.

Compared with the prior art, the beneficial effects of the utility model are that: this safe type circuit breaker is reasonable, has following advantage:

(1) the protective structure is arranged on the circuit breaker, the switch on the circuit breaker can be protected by the protective cover, the circuit breaker arranged on the wall cannot be polluted by more dust to influence the smooth feeling of the switch, and the situation that animals or young children directly touch the circuit breaker to cause danger can also be prevented;

(2) the fixed block is arranged on the protective cover, the fixed block and the fixed shell are matched together to lock the two protective covers after the two protective covers are closed, the protective covers are prevented from being opened under the non-artificial condition, the circuit breaker is damaged, or the power failure caused by pulling a switch is avoided, so that the normal work of the circuit breaker is influenced, the fixed block plays a role of automatic springback through a spring to achieve the purpose of self-locking, and the use method is simple and rapid, so that the operation of workers is more convenient;

(3) the front of circuit breaker is provided with laborsaving structure, laborsaving structure can reach laborsaving purpose through the cooperation between pull ring and the poker rod and let the user can be fast laborsaving dial on the switch, the circuit breaker is got back to behind the switch tripping operation because the reason of self and is pulled more difficultly on last and need use great strength, and the switch itself also be so that the strength of use of plastics locking is great can cause the damage to the switch, influence follow-up use, still be provided with the cushion on the poker rod, the cushion can provide a buffer protection for the switch when not hindering normal opening and shutting of circuit breaker switch.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic front view of the protection structure of the present invention;

fig. 3 is a schematic front view of the circuit breaker of the present invention;

FIG. 4 is a front view of the labor-saving structure of the present invention;

fig. 5 is a schematic side view of the labor-saving structure of the present invention.

In the figure: 1. a housing; 2. connecting blocks; 3. a protective structure; 301. a protective cover; 302. a rotating shaft; 303. a base plate; 304. a handle; 305. transparent plastic; 4. a circuit breaker; 5. a terminal; 6. a spring; 7. pushing a block; 8. a stationary housing; 9. a fixed block; 10. a switch; 11. a labor-saving structure; 1101. a stroke slot; 1102. a pull ring; 1103. a housing; 1104. a joining block; 1105. a poke rod; 1106. a soft cushion.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a safety type circuit breaker comprises a circuit breaker 4, wherein a protection structure 3 is arranged on the circuit breaker 4, the protection structure 3 comprises two bottom plates 303, the number of the bottom plates 303 is two, rotating shafts 302 are arranged at the top and the bottom of the front surface of each bottom plate 303, a protection cover 301 is rotatably connected to one side of each rotating shaft 302, transparent plastic 305 is arranged on the front surface of each protection cover 301, and a handle 304 is arranged on the front surface of each transparent plastic 305;

specifically, as shown in fig. 1 and fig. 2, the protection structure 3 can protect the switch 10 on the circuit breaker 4 through the protection cover 301, so that the circuit breaker 4 mounted on the wall cannot be contaminated by more dust to influence the smooth feeling of the switch 10, and also can prevent animals or young children from directly touching the circuit breaker 4 to cause danger, the protection cover 301 can be opened and closed through rotation, the use is convenient and fast, and the transparent plastic 305 can enable users to directly observe the condition of the switch 10 on the circuit breaker 4.

One side of the front surface of one of the protection covers 301 is fixedly connected with a connecting block 2, the connecting block 2 is rectangular, one side of the connecting block 2 is fixedly connected with a fixed shell 8, and the top of the fixed shell 8 is provided with a fixed groove;

a shell 1 is fixedly connected to one side of the front face of the other protective cover 301, a movable groove is formed in the front face of the shell 1, a spring 6 is fixedly connected to the top of the inner wall of the shell 1, and a fixing block 9 is fixedly connected to the bottom of the spring 6;

the bottom of the fixed block 9 penetrates through the shell 1 and extends to the outside of the shell 1, the fixed block 9 is matched with the fixed groove, the top of the front face of the fixed block 9 is fixedly connected with the push block 7, and the front face of the push block 7 penetrates through the shell 1 and extends to the outside of the shell 1;

specifically, as shown in fig. 1 and fig. 2, the fixing block 9 and the fixing shell 8 are matched together to lock the two protection covers 301 after being closed, so that the protection covers 301 are prevented from being opened under the non-artificial condition, damage to the circuit breaker 4 is caused, or power failure caused by pulling the switch 10 is caused, and the normal work of the circuit breaker 4 is influenced, the fixing block 9 plays a role in automatically rebounding through the spring 6 to achieve the purpose of self-locking, and the using method is simple and rapid, so that the operation of a worker is more convenient.

The top and the bottom of the breaker 4 are both provided with wiring terminals 5, and the front of the breaker 4 is provided with a switch 10;

the labor-saving structure 11 is arranged on one side of the front face of the circuit breaker 4, the labor-saving structure 11 comprises a shell 1103, a stroke groove 1101 is formed in the shell 1103, a poke rod 1105 is connected in the shell 1103 in a sliding mode, a soft pad 1106 is fixedly connected to one side of the top of the poke rod 1105, and the soft pad 1106 can provide buffer protection for the switch 10 while not hindering the normal opening and closing of the switch 10 of the circuit breaker 4;

the other side of the poke rod 1105 is fixedly connected with a connecting block 1104, and the top of the connecting block 1104 is rotatably connected with a pull ring 1102;

specifically, as shown in fig. 3, 4 and 5, the labor-saving structure 11 can achieve the purpose of saving labor by matching the pull ring 1102 and the tap lever 1105 so that a user can quickly and labor-savingly tap the switch 10, it is difficult for the circuit breaker 4 to tap the switch 10 after the circuit breaker returns to the trip due to its own cause, and a large force is required to be used, and the switch 10 itself is also a plastic latch, so that the used force is large, and the switch 10 may be damaged, which affects subsequent use.

The working principle is as follows: when the protective cover is used, the circuit breaker 4 is installed on a wall, then the circuit wires needing to be protected are sequentially butted to the terminal 5, the circuit breaker 4 can be normally used after being installed, when the problems of short circuit, tripping and the like are found, a user can see whether the switch 10 is closed or not through the transparent plastic 305 on the protective cover 301, if the switch 10 is closed, the protective cover 301 needs to be opened to push the switch 10 up again;

secondly, when the protective cover 301 is opened, the push block 7 is pushed firstly, the push block 7 is stressed to drive the fixing block 9 to vertically move upwards along a movable groove formed in the shell 1, the spring 6 is extruded while the fixing block 9 moves, when the fixing block 9 is separated from a fixed groove formed in the fixed shell 8, the handle 304 is buckled by the other hand of a user to pull outwards, the handle 304 is stressed to drive the protective cover 301 to be turned and opened by taking the rotating connection part of the protective cover 304 and the rotating shaft 302 as the center of a circle, and then the other protective cover 301 is opened in the same mode;

finally, the user buckles the pull ring 1102 with a hand to lift upwards, the pull ring 1102 drives the connecting block 1104 to move, the connecting block 1104 drives the poking rod 1105 to move along the semi-arc-shaped stroke groove 1101 formed in the housing 1103, the poking rod 1105 drives the switch 10 to move upwards, the switch-on circuit is opened again, then the pull ring 1102 is loosened, the poking rod 1105 can slide back to the initial position again through self gravity, the next use is waited, and the protection cover 301 is closed again after the switch 10 is opened.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Claims (7)

1. A safety circuit breaker, comprising a circuit breaker (4), characterized in that: be provided with protection architecture (3) on circuit breaker (4), protection architecture (3) include bottom plate (303), bottom plate (303) positive top and bottom all are provided with pivot (302), one side of pivot (302) is rotated and is connected with safety cover (301), the front of safety cover (301) is provided with transparent plastic (305), the front of transparent plastic (305) is provided with handle (304).

2. The safety circuit breaker according to claim 1, wherein: one of them safety cover (301) positive one side fixedly connected with connecting block (2), the shape of connecting block (2) is the rectangle, one side fixedly connected with set casing (8) of connecting block (2), the fixed slot has been seted up at the top of set casing (8), the quantity of bottom plate (303) is two.

3. The safety circuit breaker according to claim 1, wherein: another safety cover (301) positive one side fixedly connected with casing (1), the activity groove has been seted up in the front of casing (1), the top fixedly connected with spring (6) of casing (1) inner wall, the bottom fixedly connected with fixed block (9) of spring (6).

4. A safety circuit breaker according to claim 3, wherein: the bottom of fixed block (9) runs through casing (1) and extends to the outside of casing (1), fixed block (9) and fixed slot looks adaptation, the positive top fixedly connected with ejector pad (7) of fixed block (9), the outside that casing (1) just extended to casing (1) is run through in the front of ejector pad (7).

5. The safety circuit breaker according to claim 1, wherein: the top and the bottom of circuit breaker (4) all are provided with wiring end (5), the front of circuit breaker (4) is provided with switch (10).

6. The safety circuit breaker according to claim 1, wherein: the front one side of circuit breaker (4) is provided with laborsaving structure (11), laborsaving structure (11) include shell (1103), stroke groove (1101) have been seted up on shell (1103), sliding connection has poker rod (1105) in shell (1103), one side fixedly connected with cushion (1106) at the top of poker rod (1105).

7. The safety circuit breaker according to claim 6, wherein: the other side of the poke rod (1105) is fixedly connected with a connecting block (1104), and the top of the connecting block (1104) is rotatably connected with a pull ring (1102).

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