CN219435786U - Plastic case circuit breaker wiring terminal auxiliary structure - Google Patents

Abstract

The utility model relates to the technical field of circuit breaker wiring terminal auxiliary structures and discloses a plastic shell circuit breaker wiring terminal auxiliary structure which comprises a bottom plate, wherein two connecting seats are fixedly arranged on one side of the upper end face of the bottom plate, a connecting rod is rotationally connected between the two connecting seats, the bottom of the connecting rod is fixedly connected with a shell, a circuit breaker is fixedly arranged on the upper end face of the bottom plate, the shell can be rotationally clamped outside the circuit breaker, a fan is fixedly arranged at the inner top of the shell, ventilation openings are formed in two sides of the shell, a plurality of through holes are formed in the top of the shell, sealing rings are fixedly arranged in the through holes, wiring ports are fixedly arranged on two sides of the circuit breaker, and connecting sleeves are slidingly clamped on the outer sides of the wiring ports. According to the utility model, the occurrence of electric leakage or short circuit is effectively prevented, the electric leakage of the circuit breaker can be overhauled in time, the safety is high, and the heat dissipation efficiency of the circuit breaker can be improved.

Description

Plastic case circuit breaker wiring terminal auxiliary structure

Technical Field

The utility model relates to the technical field of circuit breaker wiring terminal auxiliary structures, in particular to a plastic shell circuit breaker wiring terminal auxiliary structure.

Background

A circuit breaker is a switching device capable of closing, carrying and breaking a current under normal circuit conditions and capable of closing, carrying and breaking a current under abnormal circuit conditions for a prescribed time.

When the circuit breaker is used, if the connection of the wiring position is not tight, gaps are formed, dust or water vapor is easy to enter, electric wires are short-circuited or electric shock is caused, the safety is low, the circuit breaker is easy to generate heat when being used for a long time, but a natural heat dissipation mode is generally adopted, and the heat dissipation efficiency is low. Accordingly, a terminal auxiliary structure of a molded case circuit breaker is provided by those skilled in the art to solve the problems set forth in the background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the auxiliary structure for the wiring terminal of the molded case circuit breaker, which can effectively prevent the occurrence of electric leakage or short circuit, can repair the electric leakage part of the circuit breaker in time, has higher safety and can improve the heat dissipation efficiency of the circuit breaker.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a moulded case circuit breaker wiring end auxiliary structure, includes the bottom plate, the up end one side of bottom plate is fixed to be provided with two connecting seats, two rotate between the connecting seat and be connected with the connecting rod, the bottom fixedly connected with casing of connecting rod, the up end of bottom plate is fixed to be provided with the circuit breaker, the casing can rotate the joint in the outside of circuit breaker;

the inner top of the shell is fixedly provided with a fan, both sides of the shell are provided with ventilation openings, the top of the shell is provided with a plurality of through holes, the inside of each through hole is fixedly provided with a sealing ring, both sides of the circuit breaker are fixedly provided with wiring ports, and the outer sides of the wiring ports are in sliding clamping connection with connecting sleeves;

through above-mentioned technical scheme, sealing washer, adapter sleeve can prevent effectively that dust or steam from penetrating into inside the circuit breaker through the wiring mouth, and then effectively prevent that electric leakage or short circuit phenomenon from taking place, and the fan can accelerate air cycle, dispel the heat to the circuit breaker, improves radiating efficiency.

Further, a plurality of switches are fixedly arranged at the top of the circuit breaker, leakage inductors are fixedly arranged above the switches, and alarms are fixedly arranged below the switches;

through the technical scheme, the plurality of switches can correspondingly cut off the power supply, the leakage inductance inductor can correspondingly flash according to the position of electric leakage, and meanwhile the alarm gives out alarm prompt tone, so that the electric leakage position of the circuit breaker can be overhauled in time, and the safety is higher.

Further, a first sealing sleeve and a second sealing sleeve are fixedly arranged on the inner side of the connecting sleeve, and the first sealing sleeve is flush with the wiring port;

through above-mentioned technical scheme, the wiring of being convenient for, the electric wire passes sealing washer, adapter sleeve when the wiring to closely laminate with sealing washer, first seal cover, reinforcing wire connection's compactness, the mode convenient to detach of cover seting up joint simultaneously.

Further, a clamping block is fixedly arranged on one side of the bottom of the shell;

through above-mentioned technical scheme, can prevent that the staff from directly touching the casing, open the casing through the fixture block, convenient swiftly reduces the contact surface, the security is higher.

Further, mounting holes are formed in four corners of the bottom plate, and screws are connected to the inside of the mounting holes;

through above-mentioned technical scheme, it is fixed with bottom plate and wall body through the screw, it is comparatively convenient to install and dismantle.

Further, the through hole is rotatably connected with a plurality of guide plates;

through above-mentioned technical scheme, the deflector can control the air-out orientation, when not needing to use the fan heat dissipation, the deflector can close.

Further, a dust cover is fixedly arranged on the outer side of the fan;

through the technical scheme, the dust cover can effectively block external dust.

Further, the shell is made of transparent plastic, and a cavity is formed in the lower end face of the shell;

through above-mentioned technical scheme, transparent casing is convenient for in time, clear observation leakage inductance ware.

The utility model has the following beneficial effects:

1. according to the plastic shell circuit breaker wiring terminal auxiliary structure, when the plastic shell circuit breaker wiring terminal auxiliary structure is used, the shell, the sealing ring, the connecting sleeve, the first sealing sleeve and the second sealing sleeve are arranged, and when wiring is conducted, an electric wire passes through the sealing ring and the connecting sleeve and is tightly attached to the sealing ring and the first sealing sleeve, so that the connection tightness of the electric wire is enhanced, dust or water vapor can be effectively prevented from penetrating into the circuit breaker through the wiring opening, and further, leakage or short circuit phenomenon is effectively prevented.

2. According to the auxiliary structure for the wiring terminal of the molded case circuit breaker, when the auxiliary structure for the wiring terminal of the molded case circuit breaker is used, the leakage inductor and the alarm are arranged, when electric leakage occurs in the circuit breaker, the corresponding leakage inductor can flash and remind in time according to the position of the electric leakage, and meanwhile the alarm gives out alarm prompt tone, so that the electric leakage position of the circuit breaker can be overhauled in time, and the safety is high.

3. According to the auxiliary structure for the wiring terminal of the molded case circuit breaker, when the auxiliary structure for the wiring terminal of the molded case circuit breaker is used, the fan, the ventilation opening, the guide plate and the dust cover are arranged, the dust cover can effectively block external dust, the guide plate can control the air outlet direction, when the fan is not required to radiate heat, the guide plate can be closed, the fan can accelerate air circulation, the circuit breaker is radiated, and the radiating efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of an auxiliary structure of a terminal of a molded case circuit breaker according to the present utility model;

fig. 2 is a schematic perspective view of a circuit breaker with a terminal auxiliary structure of a molded case circuit breaker according to the present utility model;

fig. 3 is a sectional view showing an auxiliary structure of a terminal of a molded case circuit breaker according to the present utility model;

fig. 4 is a front view showing an auxiliary structure of a terminal of a molded case circuit breaker according to the present utility model;

fig. 5 is a side view of a terminal auxiliary structure of a molded case circuit breaker according to the present utility model;

fig. 6 is a top view of a terminal auxiliary structure of a molded case circuit breaker according to the present utility model;

fig. 7 is an enlarged view at a in fig. 3.

Legend description:

1. a housing; 2. a vent; 3. a guide plate; 4. a dust cover; 5. a mounting hole; 6. a clamping block; 7. a cavity; 8. connecting sleeves; 9. a circuit breaker; 10. a switch; 11. a leakage inductor; 12. a through hole; 13. an alarm; 14. a first gland; 15. a screw; 16. a bottom plate; 17. a blower; 18. a connecting rod; 19. a connecting seat; 20. a seal ring; 21. a second gland; 22. and a wiring port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, one embodiment provided by the present utility model is: the utility model provides a moulded case circuit breaker wiring end auxiliary structure, includes bottom plate 16, and the up end one side of bottom plate 16 is fixed to be provided with two connecting seats 19, rotates between two connecting seats 19 and is connected with connecting rod 18, and the bottom fixedly connected with casing 1 of connecting rod 18, the up end of bottom plate 16 is fixed to be provided with circuit breaker 9, and casing 1 can rotate the joint in the outside of circuit breaker 9.

The inside top of casing 1 is fixed and is provided with fan 17, and vent 2 has all been seted up to the both sides of casing 1, and a plurality of through-holes 12 have been seted up at the top of casing 1, and the inside of through-hole 12 is fixed to be provided with sealing washer 20, and the both sides of circuit breaker 9 are fixed to be provided with wiring mouth 22, and the outside slip joint of wiring mouth 22 has adapter sleeve 8.

The top of circuit breaker 9 is fixed and is provided with a plurality of switches 10, the top of a plurality of switches 10 is all fixed and is provided with electric leakage inductor 11, the fixed siren 13 that is provided with in below of switch 10, a plurality of switches 10 can correspondingly cut off the power supply, electric leakage inductor 11 can be according to the corresponding scintillation warning in position of electric leakage, simultaneously siren 13 sends out the warning suggestion sound, and then can in time overhaul circuit breaker 9 electric leakage department, the security is higher, the inboard fixed first seal cover 14 and the second seal cover 21 of being provided with of adapter sleeve 8, first seal cover 14 flushes with wiring mouth 22, be convenient for the wiring, the electric wire passes sealing washer 20 when the wiring, adapter sleeve 8, and with sealing washer 20, first seal cover 14 closely laminating, reinforcing wire connection's compactness, the mode of cover is convenient for dismantling simultaneously, the fixed fixture block 6 that is provided with in bottom one side of casing 1, mounting hole 5 has all been seted up to the four corners department of mounting hole 5, through-hole 12 rotates and is connected with a plurality of deflector plates 3, the outside fixed dust cover 4 of fan 17, deflector 3 can control out when fan 17, deflector plate 3 can be controlled out and wind and need not be towards casing 1 when the fan 17, can be closed by the preparation cavity 7, the cavity is formed by the casing 1.

Working principle: this moulded case circuit breaker wiring end auxiliary structure is when using, the electric wire passes sealing washer 20, adapter sleeve 8 wiring, and electric wire and sealing washer 20, first seal cover 14 closely laminate, the compactness of reinforcing wire connection, can effectively prevent dust or steam infiltration circuit breaker 9 inside through wiring mouth 22, and then effectively prevent electric leakage or short circuit phenomenon emergence, when electric leakage takes place for circuit breaker 9 inside, according to the position of electric leakage, corresponding leakage inductance ware 11 can in time flash light warning, simultaneously alarm 13 sends the warning suggestion sound, and then can in time overhaul circuit breaker 9 electric leakage department, the security is higher, dust cover 4 can effectively block outside dust, deflector 3 can control the air-out orientation, when need not use fan 17 heat dissipation, deflector 3 can be closed, fan 17 can accelerate air cycle, heat dissipation to circuit breaker 9, improve radiating efficiency, circuit breaker 9 is fixed with bottom plate 16 and wall body through screw 15, the installation is comparatively convenient with the dismantlement.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a moulded case circuit breaker wiring end auxiliary structure, includes bottom plate (16), its characterized in that: two connecting seats (19) are fixedly arranged on one side of the upper end face of the bottom plate (16), a connecting rod (18) is rotationally connected between the two connecting seats (19), a shell (1) is fixedly connected to the bottom of the connecting rod (18), a circuit breaker (9) is fixedly arranged on the upper end face of the bottom plate (16), and the shell (1) can be rotationally clamped outside the circuit breaker (9);

the utility model discloses a high-voltage circuit breaker, including casing (1), fan (17) are fixed to the interior top of casing (1), vent (2) have all been seted up to the both sides of casing (1), a plurality of through-holes (12) have been seted up at the top of casing (1), the inside of through-hole (12) is fixed to be provided with sealing washer (20), the both sides of circuit breaker (9) are fixed to be provided with wiring mouth (22), the outside slip joint of wiring mouth (22) has adapter sleeve (8).

2. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: the top of circuit breaker (9) is fixed and is provided with a plurality of switches (10), and a plurality of the top of switch (10) is all fixed and is provided with electric leakage inductor (11), the below of switch (10) is fixed and is provided with siren (13).

3. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: the inner side of the connecting sleeve (8) is fixedly provided with a first sealing sleeve (14) and a second sealing sleeve (21), and the first sealing sleeve (14) is flush with the wiring port (22).

4. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: a clamping block (6) is fixedly arranged on one side of the bottom of the shell (1).

5. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: mounting holes (5) are formed in four corners of the bottom plate (16), and screws (15) are connected to the inside of the mounting holes (5).

6. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: the through holes (12) are rotatably connected with a plurality of guide plates (3).

7. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: the outer side of the fan (17) is fixedly provided with a dust cover (4).

8. The molded case circuit breaker terminal auxiliary structure according to claim 1, wherein: the shell (1) is made of transparent plastic, and a cavity (7) is formed in the lower end face of the shell (1).