Circuit breaker with reinforcing mechanism

Abstract

The utility model discloses a circuit breaker with a reinforcing mechanism, which comprises a circuit breaker main body, and one side of the circuit breaker main body is electrically connected with a power plug; the driving mechanism comprises a mounting seat, the mounting seat is arranged on one side of the power plug, and electric telescopic mechanisms are arranged on the two sides of the mounting seat and used for being attached to the cabinet; and the supporting assembly comprises a connecting base, and a sliding block is installed in the connecting base in a sliding mode. When the power plug fixing device is used, the driving mechanism drives the supporting assembly to move and to be attached to the two sides of the inner wall of the switch cabinet, so that the connecting position of the power plug is reinforced, stability and safety of the power plug are guaranteed, and the problem that cable connection is unstable due to the fact that fixing screws of the power plug are likely to be loosened is effectively solved. And moreover, quick power failure is facilitated, the safety is improved, threats to the personal safety of workers caused by electric leakage are avoided, and the practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of circuit breaker technology, especially a circuit breaker with reinforcing mechanism. BACKGROUND

[0002] The medium voltage circuit breaker is the main switch device for switching on, switching off and protecting the circuit in the power system. It has perfect arc extinguishing device, and is used for switching on and switching off the load current in normal operation, and is used for switching off the short circuit current and cutting off the fault circuit in fault.

[0003] However, the prior art has some problems: the existing medium voltage circuit breaker is generally placed in the switch cabinet, and the voltage plug of the medium voltage circuit breaker is inserted into the socket in the switch cabinet to supply power to the medium voltage circuit breaker. However, the power plug of the existing medium voltage circuit breaker may have loose fixing screws during use, which may cause unstable connection of the power plug and affect use, and has certain limitations. Therefore, we propose a circuit breaker with reinforcing mechanism. UTILITY MODEL CONTENT

[0004] In view of the problems existing in the prior art, the utility model aims to provide a circuit breaker with reinforcing mechanism, which is driven by a driving mechanism to move a supporting assembly and adhere to the inner wall of the switch cabinet, thereby reinforcing the connection of the power plug, ensuring the stability and safety of the power plug, effectively avoiding the problem of unstable cable connection caused by loose fixing screws of the power plug, and facilitating quick power-off, improving safety, and avoiding the threat to the personal safety of workers caused by electric leakage.

[0005] The utility model is implemented as follows: a circuit breaker with reinforcing mechanism, comprising:

[0006] A circuit breaker body is electrically connected with a power plug on one side;

[0007] A driving mechanism comprises a mounting seat, which is arranged on one side of the power plug, and electric telescopic mechanisms are arranged on both sides of the mounting seat to adhere to the cabinet;

[0008] A supporting assembly comprises a connecting seat, a sliding block is slidably installed in the connecting seat, and one end of the electric telescopic mechanism is arranged on one side of the sliding block to drive the supporting assembly to move.

[0009] Optionally, the electric telescopic mechanism comprises an electric push rod and a driving button, the electric push rod is arranged on one side of the mounting seat, the driving button is arranged at one end of the mounting seat, and the driving button is electrically connected with the electric push rod.

[0010] Optionally, one side of the sliding block is provided with a bearing, one end of the electric push rod is provided with an extension rod, and the extension rod is arranged in the bearing.

[0011] Optionally, the outer side of the extension rod is provided with a fixed plate, one side of the fixed plate is provided with a limiting rod, one side of the sliding block is provided with a limiting hole, and the limiting rod is clamped with the limiting hole.

[0012] Optionally, the connecting seat is provided with a guide groove on both sides, and the sliding block is fixedly installed with a guide block on both sides, and the guide block is slidingly installed in the guide groove.

[0013] Optionally, the lower end of the connecting seat is provided with a driving motor, one end of the output shaft of the driving motor is provided with a screw rod, and the sliding block is arranged on the outer surface of the screw rod.

[0014] Optionally, a plurality of anti-skid pads are arranged on one side of the connecting seat, so as to be attached to the cabinet.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The driving mechanism and the supporting assembly are arranged, in use, the driving mechanism drives the supporting assembly to move, and the supporting assembly is attached to the inner wall of the switch cabinet on both sides, so as to reinforce the connection of the power plug, ensure the stability and safety of the power plug, effectively avoid the problem that the fixing screw of the power plug may be loose and cause unstable connection of the cable, and improve the practicability.

[0017] 2. The supporting assembly is arranged, after the supporting assembly is limited as a whole, the mounting seat is driven to move forward and backward, so that the power plug is more firmly connected to the socket of the switch cabinet, power supply is conveniently and quickly cut off, safety is improved, and the threat of electric leakage to the personal safety of workers is avoided.

[0018] Other features and advantages of the utility model will become clear through the following detailed description of exemplary embodiments of the utility model with reference to the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a structural schematic view provided by the utility model;

[0020] Figure 2 is a supporting assembly activity schematic view provided by the utility model;

[0021] Figure 3 is a driving mechanism schematic view provided by the utility model;

[0022] Figure 4 is a supporting assembly schematic view provided by the utility model.

[0023] In the figure: 1, circuit breaker main body; 2, power plug; 3, driving mechanism; 301, mounting seat; 302, driving button; 303, electric push rod; 304, fixed plate; 305, limiting rod; 306, extension rod; 4, support assembly; 401, connecting seat; 402, sliding block; 403, driving motor; 404, non-slip pad; 405, guide block; 406, limiting hole; 407, guide groove; 408, bearing; 409, screw rod. DETAILED DESCRIPTION

[0024] In order to further understand the utility model content, characteristics and effects of the utility model, the following examples are given, and the details are described as follows with reference to the drawings.

[0025] As Figures 1 to 4 shown, the utility model embodiment provides a circuit breaker with reinforcing mechanism, including: circuit breaker main body 1, one side of circuit breaker main body 1 is electrically connected with power plug 2;Driving mechanism 3, driving mechanism 3 includes mounting seat 301, mounting seat 301 is arranged on one side of power plug 2, and electric telescopic mechanism is arranged on both sides of mounting seat 301, so as to be attached to the cabinet;Support assembly 4, support assembly 4 includes connecting seat 401, sliding block 402 is slidably installed in connecting seat 401, one end of electric telescopic mechanism is arranged on one side of sliding block 402, so as to drive support assembly 4 to move;

[0026] Specifically, as Figures 1 to 4 shown, when placing circuit breaker main body 1 in the switch cabinet, power plug 2 is inserted into the switch cabinet socket, then electric telescopic mechanism is started, connecting seat 401 is extended to one end, connecting seat 401 is attached to the inner wall of the switch cabinet on both sides, so that connecting seat 401 is attached to the inner wall of the switch cabinet by the power provided by electric telescopic mechanism, and then pressure is applied to connecting seat 401, so as to reinforce the connection of power plug 2, to ensure the stability and safety of power plug 2, effectively avoid the problem that the fixing screw of power plug 2 may be loose and cause unstable cable connection, and improve practicability.

[0027] It should be noted that after limiting the whole support assembly 4, sliding block 402 can be used to drive mounting seat 301 to move forward and backward, so that power plug 2 is more firmly connected with the switch cabinet socket, and when disassembling, power plug 2 can be quickly pulled out, and power supply to circuit breaker main body 1 is cut off, which not only reduces the labor of workers, but also facilitates quick power-off, improves safety, and avoids the threat to the personal safety of workers caused by electric leakage.

[0028] Further, the electric telescopic mechanism comprises an electric push rod 303 and a driving button 302, the electric push rod 303 is arranged on one side of the mounting seat 301, and the driving button 302 is arranged on one end of the mounting seat 301 and electrically connected with the electric push rod 303.

[0029] Specifically, as shown in Figures 1 to 3 , in use, the driving button 302 is used to control the movement track of the electric push rod 303, so that the use convenience is improved.

[0030] Further, one side of the sliding block 402 is provided with a bearing 408, one end of the electric push rod 303 is provided with an extension rod 306, and the extension rod 306 is arranged in the bearing 408.

[0031] Specifically, as shown in Figures 1 to 4 , the bearing 408 and the extension rod 306 are matched with each other, so that when the electric push rod 303 slides to one end, the connecting seat 401 can be rotated to be transverse, so that the sliding block 402 can slide forward and backward on the inner wall of the switch cabinet.

[0032] Further, the extension rod 306 is provided with a fixing plate 304 on the outside, one side of the fixing plate 304 is provided with a limiting rod 305, one side of the sliding block 402 is provided with a limiting hole 406, and the limiting rod 305 is clamped with the limiting hole 406.

[0033] Specifically, as shown in Figure 3 and Figure 4 , when the connecting seat 401 is not in contact with the inner wall of the switch cabinet, the connecting seat 401 is not subjected to force from both ends at the same time, at this time, the limiting rod 305 is inserted into the limiting hole 406, so that the connecting seat 401 can be rotated at one end of the extension rod 306 through the sliding block 402 to adjust the position, when the connecting seat 401 is subjected to force from both ends at the same time, the bearing 408 slides in the sliding block 402 to make the limiting hole 406 and the limiting rod 305 butt joint, so that the sliding block 402 is limited and fixed, and cannot slide, so that the use convenience is improved and the stability during use is improved.

[0034] Further, the connecting seat 401 is provided with a guide groove 407 on both sides, and the sliding block 402 is fixedly installed with a guide block 405 on both sides, and the guide block 405 is slidably installed in the guide groove 407.

[0035] Specifically, as shown in Figure 4 , the guide groove 407 and the guide block 405 are matched with each other, so that the sliding block 402 slides in the connecting seat 401 more stably, so that the sliding block 402 is limited to avoid deviation.

[0036] Further, the lower end of the connecting seat 401 is provided with a driving motor 403, one end of the output shaft of the driving motor 403 is provided with a screw rod 409, and the sliding block 402 is arranged on the outer surface of the screw rod 409;

[0037] Specifically, as shown in the figure, Figure 4 the driving motor 403 is started to drive the screw rod 409 to rotate, so as to drive the sliding block 402 to slide in the connecting seat 401, thereby achieving the convenience of driving the sliding block 402 to move forward and backward and improving the flexibility of use.

[0038] Further, a plurality of anti-skid pads 404 are arranged on one side of the connecting seat 401, so as to be attached to the cabinet;

[0039] Specifically, as shown in the figure, Figure 2 the connecting seat 401 is in contact with the inner wall of the switch cabinet, and the anti-skid pad 404 can increase the resistance, thereby achieving the improvement of the firmness and avoiding the sliding during use.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A circuit breaker having a reinforcement mechanism, characterized by, Include: The circuit breaker body (1), one side of the circuit breaker body (1) is electrically connected with the power plug (2); Drive mechanism (3), the drive mechanism (3) includes a mounting seat (301), the mounting seat (301) is provided on one side of the power plug (2), the mounting seat (301) is provided with electric telescopic mechanism on both sides, in order to be attached with the cabinet; Supporting assembly (4), the supporting assembly (4) includes a connecting seat (401), the connecting seat (401) is slidably installed with a sliding block (402), one end of the electric telescopic mechanism is provided on one side of the sliding block (402), so as to drive the supporting assembly (4) to move.

2. The circuit breaker with a reinforcing mechanism according to claim 1, characterized in that: The electric telescopic mechanism includes an electric push rod (303) and a drive button (302), the electric push rod (303) is provided on one side of the mounting seat (301), the drive button (302) is provided on one end of the mounting seat (301), and the drive button (302) is electrically connected with the electric push rod (303).

3. The circuit breaker with a reinforcing mechanism according to claim 2, characterized in that: One side of the sliding block (402) is provided with a bearing (408), one end of the electric push rod (303) is provided with an extension rod (306), and the extension rod (306) is provided in the bearing (408).

4. The circuit breaker with a reinforcing mechanism according to claim 3, wherein: The extension rod (306) is provided with a fixed plate (304) outside, the fixed plate (304) is provided with a limiting rod (305) on one side, the sliding block (402) is provided with a limiting hole (406) on one side, and the limiting rod (305) is clamped with the limiting hole (406).

5. The circuit breaker with a reinforcing mechanism according to claim 4, wherein: The connecting seat (401) is provided with a guide groove (407) on both sides, and the sliding block (402) is fixedly installed with a guide block (405) on both sides.

6. The circuit breaker with a reinforcing mechanism according to claim 5, wherein: The guide block (405) is slidably installed in the guide groove (407).

7. The circuit breaker with a reinforcing mechanism according to claim 6, wherein: The lower end of the connecting seat (401) is provided with a drive motor (403), one end of the output shaft of the drive motor (403) is provided with a screw rod (409), and the sliding block (402) is provided on the outer surface of the screw rod (409). A plurality of anti-skid pads (404) are provided on one side of the connecting seat (401), so as to be attached with the cabinet.

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