Double-motor three-position isolating circuit breaker air tank

Abstract

The utility model belongs to switchgear technical field, especially relates to a double motor three position isolation circuit breaker gas tank. Including the gas tank, the gas tank top is provided with three top expansion sleeve pipes, one side of gas tank is equipped with control module, double motor three position isolation mechanism and circuit breaker mechanism, is equipped with interlock between double motor three position isolation mechanism and circuit breaker mechanism and is connected, is equipped with three position isolation switch subassembly and circuit breaker switch subassembly in the gas tank, the lower part of one side of gas tank is equipped with three rear outlet sleeve pipes, is connected with the busbar between circuit breaker switch subassembly and rear outlet sleeve pipe, circuit breaker switch subassembly and three position isolation switch subassembly are connected, the busbar is connected between three position isolation switch subassembly and top expansion sleeve pipe, built -in communication module of control module can realize remote control. The gas tank structure is more compact, and the occupied space is small, and the equipment operation maintenance is simple, convenient, intelligent, and the application range is wide, and the practicality is high.

Description

Technical Field

[0001] This utility model belongs to the field of switchgear technology, and specifically relates to a gas box for a dual-motor three-position isolating circuit breaker. Background Technology

[0002] The three-position isolating circuit breaker gas box is a key component in the power distribution equipment of the power supply system, integrating the three functions of isolation, connection and grounding. Among them, the top expansion bushing and the rear outlet bushing are the physical connection points between the three-position isolating circuit breaker gas box and the external power grid (such as cables and busbars).

[0003] Currently, the top expansion bushing and rear outlet bushing arrangement of the gas box of three-position isolating circuit breakers on the market is unreasonable, resulting in large equipment space occupation, inability to be remotely controlled, and lack of intelligence, which urgently needs to be improved. Utility Model Content

[0004] (a) Technical problems to be solved

[0005] To address the aforementioned problems in the prior art, this utility model provides a compact, remotely controlled dual-motor three-position isolating circuit breaker gas box.

[0006] (II) Technical Solution

[0007] To achieve the above objectives, the main technical solution adopted by this utility model includes: a dual-motor three-position isolating circuit breaker gas box, comprising a gas box, three top expansion sleeves provided on the top of the gas box, a control module, a dual-motor three-position isolating mechanism, and a circuit breaker mechanism provided on one side of the gas box, an interlocking component connecting the dual-motor three-position isolating mechanism and the circuit breaker mechanism, a three-position isolating switch assembly and a circuit breaker switch assembly provided inside the gas box, three rear outlet sleeves provided on the lower part of one side of the gas box, a busbar connecting the circuit breaker switch assembly and the rear outlet sleeves, the circuit breaker switch assembly and the three-position isolating switch assembly being connected, a busbar connecting the three-position isolating switch assembly and the top expansion sleeves, the control module being electrically connected to the dual-motor three-position isolating mechanism, the control module being electrically connected to the circuit breaker mechanism, the dual-motor three-position isolating mechanism being drive-connected to the three-position isolating switch assembly, the circuit breaker mechanism being drive-connected to the circuit breaker switch assembly, and the control module having a built-in communication module for remote control.

[0008] Furthermore, a mounting component is provided on each of the two sides of the top of the gas box for fixing the gas box in place.

[0009] Furthermore, the gas box is made of stainless steel.

[0010] (III) Beneficial Effects

[0011] The beneficial effects of this utility model are: by setting the top expansion sleeve at the top of the gas box and the rear outlet sleeve at the lower part of one side of the gas box, the gas box structure is more compact and occupies less space; at the same time, the setting of the control module can realize remote control of the equipment, making the equipment simple, convenient and intelligent to operate and maintain, with a wide range of applications and high practicality. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the internal structure of the gas box of the dual-motor three-position isolating circuit breaker of this utility model;

[0013] Figure 2 This is a schematic diagram of the other side of the gas box of the dual-motor three-position isolating circuit breaker of this utility model;

[0014] Figure 3 This is a schematic diagram of the gas box of the dual-motor three-position isolating circuit breaker of this utility model from another angle.

[0015] [Explanation of Labels in the Attached Image]

[0016] 1. Circuit breaker mechanism; 2. Dual-motor three-position isolation mechanism; 3. Interlocking components; 4. Control module; 5. Gas box; 6. Top expansion bushing; 7. Rear outlet bushing; 8. Three-position disconnecting switch assembly; 9. Circuit breaker switch assembly; 10. Busbar. Detailed Implementation

[0017] To better explain and facilitate understanding of this utility model, the present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

[0018] Please refer to Figure 1 , 23. A gas box 5 for a dual-motor three-position isolating circuit breaker includes a gas box 5, three top expansion bushings 6 on the top of the gas box 5, a control module 4, a dual-motor three-position isolating mechanism 2 and a circuit breaker mechanism 1 on one side of the gas box 5, an interlocking component 3 connecting the dual-motor three-position isolating mechanism 2 and the circuit breaker mechanism 1, a three-position isolating switch assembly 8 and a circuit breaker switch assembly 9 inside the gas box 5, three rear outlet bushings 7 on the lower part of one side of the gas box 5, a busbar 10 connecting the circuit breaker switch assembly 9 and the rear outlet bushings 7, the circuit breaker switch assembly 9 and the three-position isolating switch assembly 8 connected, the three-position isolating switch assembly 8 and the top expansion bushings 6 connected by the busbar 10, the control module 4 is electrically connected to the dual-motor three-position isolating mechanism 2, the control module 4 is electrically connected to the circuit breaker mechanism 1, the dual-motor three-position isolating mechanism 2 is drive-connected to the three-position isolating switch assembly 8, the circuit breaker mechanism 1 is drive-connected to the circuit breaker switch assembly 9, and the control module 4 has a built-in communication module for remote control. The output of circuit breaker mechanism 1 is connected to the input of circuit breaker switch assembly 9 via a coupling, and the output of dual-motor three-position isolation mechanism 2 is connected to the input of three-position isolation switch assembly 8 via a coupling. Interlocking component 3 prevents misoperation and improves equipment operational safety.

[0019] The beneficial effects of this utility model are as follows: By setting the top expansion sleeve 6 on the top of the air box 5 and the rear outlet sleeve 7 on the lower part of one side of the air box 5, the air box 5 has a more compact structure and occupies less space; at the same time, the setting of the control module 4 can realize remote control of the equipment, making the equipment simple, convenient and intelligent to operate and maintain, with a wide range of applications and high practicality.

[0020] In this embodiment, a mounting bracket is provided on each of the two sides of the top of the gas box 5 for fixing the gas box 5 in place. The mounting brackets facilitate the fixing of the gas box 5, making it convenient and practical.

[0021] In this embodiment, the gas box 5 is made of stainless steel. Stainless steel is corrosion-resistant and has good electromagnetic shielding performance, making it suitable for high-frequency shielding requirements. Of course, in practical applications, the gas box 5 can also be made of materials such as aluminum alloy or galvanized carbon steel, and is not limited to these.

[0022] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent modifications made based on the content of this utility model specification and drawings, or direct or indirect applications in related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A gas box for a dual-motor, three-position isolating circuit breaker, characterized in that, The system includes a gas box with three top-expanding sleeves on its top. A control module, a dual-motor three-position isolation mechanism, and a circuit breaker mechanism are located on one side of the gas box. An interlocking device connects the dual-motor three-position isolation mechanism and the circuit breaker mechanism. A three-position disconnector switch assembly and a circuit breaker switch assembly are located inside the gas box. Three rear-outlet sleeves are located on the lower part of one side of the gas box. A busbar connects the circuit breaker switch assembly and the rear-outlet sleeves. The circuit breaker switch assembly and the three-position disconnector switch assembly are connected. A busbar connects the three-position disconnector switch assembly and the top-expanding sleeves. The control module is electrically connected to the dual-motor three-position isolation mechanism and the circuit breaker mechanism. The dual-motor three-position isolation mechanism is drive-connected to the three-position disconnector switch assembly, and the circuit breaker mechanism is drive-connected to the circuit breaker switch assembly. The control module has a built-in communication module for remote control.

2. The gas box for a dual-motor three-position isolating circuit breaker according to claim 1, characterized in that, The gas box is provided with a mounting component on each of its two sides at the top for fixing the gas box in place.

3. The gas box for a dual-motor three-position isolating circuit breaker according to claim 1, characterized in that, The air box is made of stainless steel.

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