Splicing structure of air switch circuit breaker

Abstract

The utility model discloses an air switch circuit breaker assembling structure, and relates to the technical field of air breaker installation. Comprising an air breaker, a quick connection mechanism and a quick replacement mechanism, the quick connection mechanism is arranged on one side of the air breaker and used for quick connection between the air breaker and a mounting position, the quick replacement mechanism is arranged between the quick connection mechanism and the air breaker and used for mounting air breakers of different models, and the quick connection mechanism comprises a mounting plate; the mounting plate is arranged on one side of the air breaker, and the quick replacement mechanism is arranged on one side of the mounting plate. According to the utility model, through the arrangement of the quick connecting mechanism and the quick replacing mechanism, air breakers with different sizes can be mounted on the same mounting seat when the equipment is used, so that the air breakers can reach different use scenes when the equipment is used, the limitation of the equipment caused by the size is reduced, and the working efficiency is improved. And the practicability and applicability of the equipment are improved, and the convenience of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air-breaker installation, in particular to an air-breaker assembly structure. Background Art

[0002] Air circuit breaker usually refers to air switch type circuit breaker, which is a device used to protect electrical lines from overload and short circuit. Air circuit breaker can disconnect or shut down the power in the circuit to prevent damage to electrical equipment or fire. These circuit breakers are generally used for residential, commercial and industrial purposes, and have different rated currents and characteristics to meet different electrical system requirements.

[0003] The authorization announcement number is "CN 218631854 U". The assembly structure of an air-break circuit breaker includes a locking assembly, a connecting column, a rotating shaft and a torsion spring. The rotating shaft is fixedly connected to the second housing, the locking assembly is movably sleeved on the rotating shaft, the locking assembly and the rotating shaft are also elastically connected through a torsion spring, one end of the locking assembly is fixedly connected to the inner wall of the first housing, and the other end of the first housing is clamped on the locking arm on the locking assembly. The utility model can realize the rapid assembly and disassembly of the air-break circuit breaker by arranging a locking assembly on the air-break circuit breaker, and can avoid the use of external tools to assist in the assembly and disassembly of the air-break circuit breaker during the assembly and disassembly of the air-break circuit breaker, so that the operation is more convenient.

[0004] The device can realize the rapid assembly and disassembly of the air breaker shell, but when the device is in use, it is usually snap-connected with the mounting base. However, the mounting base and the air breaker are set to specified sizes, and the sizes of air breakers installed on the same mounting base need to be equal. Air breakers of different sizes cannot be used, resulting in certain limitations when the air breakers are used, resulting in low practicality and applicability of the device. For this reason, the utility model proposes a new solution. Utility Model Content

[0005] The purpose of the utility model is to provide an air switch circuit breaker assembly structure to solve the problems raised in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air-break circuit breaker assembly structure, comprising:

[0007] Air breaker;

[0008] A quick connection mechanism is provided on one side of the air breaker for quick connection between the air breaker and the mounting position;

[0009] A quick-change mechanism, which is arranged between the quick-connect mechanism and the air breaker, and is used to install air breakers of different models;

[0010] The quick connection mechanism includes a mounting plate, which is arranged on one side of the air breaker, and the quick replacement mechanism is arranged on one side of the mounting plate. The other side of the mounting plate is fixedly connected with a fixed plate close to both sides, and a sliding groove is opened between each fixed plate. A sliding block is slidably connected inside each sliding groove, and a card strip is fixedly connected to one side of each sliding block. A driving adjustment mechanism is arranged between each sliding block.

[0011] Preferably, the quick replacement mechanism includes a trapezoidal block, one side of the trapezoidal block is provided with a screw hole, one side of the mounting plate is fixedly connected with a spiral column, the surface of the spiral column is screwed into the screw hole, the trapezoidal block and the air breaker are adapted to each other, and limit members are installed on both sides of the trapezoidal block, and the limit members are used to provide a stable connection between the air breaker and the trapezoidal block.

[0012] Preferably, the drive adjustment mechanism includes a bidirectional threaded rod, the top and bottom ends of the sliding block are provided with spiral holes, the surfaces of the bidirectional threaded rod near both ends are screwed into the corresponding spiral holes, and both ends of the bidirectional threaded rod are fixedly connected to rotating hexagonal blocks.

[0013] Preferably, the limiting member includes a plurality of clamping plates, one side of each clamping plate is movably connected to the air breaker, positioning holes are provided on both sides of the trapezoidal block, a positioning block is slidably connected inside each positioning hole, one side of each positioning block is fixedly connected to one side of the clamping plate, and a locking member is provided between the clamping plate, the positioning block and the positioning hole.

[0014] Preferably, the locking member is a locking bolt, and the locking bolt and the positioning hole are threadedly connected to each other.

[0015] Preferably, the slide groove is a T-shaped slide groove, the sliding block is a sliding T-shaped block, and the clamping strip is V-shaped.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The air-break circuit breaker assembly structure, through the provision of a quick connection mechanism and a quick replacement mechanism, enables air-breaks of different sizes to be installed on the same mounting base when the device is in use, ensuring that the air-breaks can achieve different usage scenarios when the device is in use, reducing the limitations of the device due to size, increasing the practicability and applicability of the device, and increasing the convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the quick connection mechanism of the utility model;

[0020] Figure 3This is a schematic diagram of the matching structure of the trapezoidal block and the spiral column of the utility model;

[0021] Figure 4 It is a schematic diagram of the matching structure of the trapezoidal block and the clamping plate of the utility model.

[0022] In the figure: 1. air breaker; 2. quick connection mechanism; 201. mounting plate; 202. fixing plate; 203. sliding block; 204. snap-on strip; 205. bidirectional threaded rod; 206. rotating hexagonal block; 3. quick change mechanism; 301. trapezoidal block; 302. clamping plate; 303. spiral column; 304. positioning hole; 305. positioning block; 306. locking bolt. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] An air-disconnected circuit breaker usually refers to an air switch type circuit breaker, which is a device used to protect electrical circuits from overload and short circuit. An air-disconnected circuit breaker can disconnect or shut down the power supply in the circuit to prevent damage to electrical equipment or fire. These circuit breakers are usually used for residential, commercial and industrial purposes, and have different rated currents and characteristics to meet different electrical system requirements. The authorization announcement number is "CN 218631854 U". An assembly structure of an air-disconnected circuit breaker, the locking assembly includes a locking disk, a connecting column, a rotating shaft and a torsion spring, the rotating shaft is fixedly connected to the second shell, the locking disk is movably sleeved on the rotating shaft, the locking disk and the rotating shaft are also elastically connected by a torsion spring, one end of the locking disk is fixedly connected to the inner side wall of the first shell, and the other end of the first shell is clamped on the locking arm on the locking disk. The utility model provides a locking component on the air-break circuit breaker, which can realize the rapid assembly and disassembly of the air-break circuit breaker, and can avoid the use of external tools to assist the assembly and disassembly of the air-break circuit breaker during the assembly and disassembly of the air-break circuit breaker, so that the operation is more convenient. The device can realize the rapid assembly and disassembly of the air-break circuit breaker shell, but when the device is in use, it is usually connected with the mounting base, but the mounting base and the air-break circuit breaker are set to a specified size, and the air-break circuit breakers installed on the same mounting base need to be of equal size, and air-break circuit breakers of different sizes cannot be used, resulting in certain limitations when the air-break circuit breaker is used, resulting in low practicality and applicability of the device. For this reason, the utility model proposes a new solution.

[0025] like Figure 1 - Figure 4 As shown, the utility model provides a technical solution: an air switch circuit breaker assembly structure, comprising:

[0026] An air breaker 1, a quick connection mechanism 2, the quick connection mechanism 2 is arranged on one side of the air breaker 1 for quick connection between the air breaker 1 and the mounting position, a quick replacement mechanism 3, the quick replacement mechanism 3 is arranged between the quick connection mechanism 2 and the air breaker 1, the quick replacement mechanism 3 is used to install air breakers 1 of different models, the quick connection mechanism 2 includes a mounting plate 201, the mounting plate 201 is arranged on one side of the air breaker 1, the quick replacement mechanism 3 is arranged on one side of the mounting plate 201, and the other side of the mounting plate 201 is fixedly connected with a fixing plate 202 near both sides, and between each fixing plate 202 A slide groove is provided, and a sliding block 203 is slidably connected inside each slide groove. A clamping strip 204 is fixedly connected to one side of each sliding block 203. A driving adjustment mechanism is provided between each sliding block 203. The driving adjustment mechanism includes a bidirectional threaded rod 205. Spiral holes are provided at the top and bottom ends of the sliding block 203. The surfaces of the bidirectional threaded rod 205 are screwed into the corresponding spiral holes near both ends. Rotating hexagonal blocks 206 are fixedly connected to both ends of the bidirectional threaded rod 205. The slide groove is a T-shaped slide groove, the sliding block 203 is a sliding T-shaped block, and the clamping strip 204 is V-shaped.

[0027] It should be noted that, through the setting of this structure, the air breaker 1 can be installed on mounting seats of different sizes when the device is in use. When the device is in use, the rotating hexagonal block 206 is used to drive the bidirectional threaded rod 205 to rotate, and the bidirectional threaded rod 205 drives the sliding block 203 and the clamping strip 204 to be suitable for different mounting seats. The T-shaped slide groove and the sliding T-shaped block are used to ensure the lifting and sliding stability, and the V-shaped clamping strip 204 can be used to quickly clamp the mounting seat, which increases the practicality of the device, increases the applicability of the device, and increases the convenience of the device.

[0028] like Figure 1 , Figure 3 , Figure 4As shown, the quick replacement mechanism 3 includes a trapezoidal block 301, a screw hole is provided on one side of the trapezoidal block 301, a spiral column 303 is fixedly connected to one side of the mounting plate 201, the surface of the spiral column 303 is screwed into the screw hole, the trapezoidal block 301 and the air breaker 1 are adapted to each other, and limiting members are installed on both sides of the trapezoidal block 301, the limiting members are used for stable connection between the air breaker 1 and the trapezoidal block 301, the limiting members include a plurality of clamping plates 302, one side of each clamping plate 302 is movably connected to the air breaker 1, positioning holes 304 are provided on both sides of the trapezoidal block 301, a positioning block 305 is slidably connected inside each positioning hole 304, one side of each positioning block 305 is fixedly connected to one side of the clamping plate 302, a locking member is provided between the clamping plate 302, the positioning block 305 and the positioning hole 304, the locking member is a locking bolt 306, and the locking bolt 306 and the positioning hole 304 are screwed to each other.

[0029] It should be noted that, through the setting of this structure, the device can be used to install and fix air breakers 1 of different sizes when in use, thereby reducing the use limitations of the device due to different sizes when in use. When in use, the device is connected by setting the trapezoidal block 301 and the corresponding air breaker 1. After the connection, the spiral column 303 and the screw hole are used to connect to ensure the connection between the trapezoidal block 301 and the mounting plate 201. The clamping plate 302 is set to ensure the installation effect between the trapezoidal block 301 and the air breaker 1. The locking bolt 306 is set to ensure the installation stability of the clamping plate 302, thereby increasing the practicability and applicability of the device and increasing the convenience of the device.

[0030] Working principle: When the device is in use, the bidirectional threaded rod 205 is rotated to drive the clamping strip 204 to move, and the mounting seat suitable for the size is fixed. The installation stability of the air breaker 1 is ensured by the clamping plate 302, and the installation stability of the clamping plate 302 is ensured by the positioning hole 304 and the positioning block 305.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is limited by the attached embodiments and their equivalents.

Claims

1. An air-break circuit breaker assembly structure, comprising an air-break circuit breaker (1), characterized in that: Also includes: A quick connection mechanism (2), the quick connection mechanism (2) being arranged on one side of the air breaker (1) and used for quick connection between the air breaker (1) and the mounting position; A quick-change mechanism (3), the quick-change mechanism (3) being arranged between the quick-connect mechanism (2) and the air breaker (1), the quick-change mechanism (3) being used to install air breakers (1) of different models; The quick connection mechanism (2) comprises a mounting plate (201), the mounting plate (201) being arranged on one side of the air breaker (1), the quick replacement mechanism (3) being arranged on one side of the mounting plate (201), the other side of the mounting plate (201) being fixedly connected with a fixing plate (202) near both sides, a sliding groove being provided between each fixing plate (202), a sliding block (203) being slidably connected inside each sliding groove, a clamping strip (204) being fixedly connected to one side of each sliding block (203), and a driving adjustment mechanism being provided between each sliding block (203).

2. The circuit breaker assembly structure according to claim 1, characterized in that: The quick-change mechanism (3) comprises a trapezoidal block (301), one side of the trapezoidal block (301) is provided with a screw hole, one side of the mounting plate (201) is fixedly connected with a spiral column (303), the surface of the spiral column (303) is screwed into the inside of the screw hole, the trapezoidal block (301) and the air breaker (1) are adapted to each other, and both sides of the trapezoidal block (301) are provided with limit members, which are used to provide a stable connection between the air breaker (1) and the trapezoidal block (301).

3. The circuit breaker assembly structure according to claim 1, characterized in that: The driving adjustment mechanism comprises a bidirectional threaded rod (205), the top and bottom ends of the sliding block (203) are both provided with spiral holes, the surfaces of the bidirectional threaded rod (205) near both ends are screwed into the corresponding spiral holes, and both ends of the bidirectional threaded rod (205) are fixedly connected to rotating hexagonal blocks (206).

4. The circuit breaker assembly structure according to claim 2, characterized in that: The limiting member comprises a plurality of clamping plates (302), one side of each clamping plate (302) is movably connected to the air breaker (1), positioning holes (304) are provided on both sides of the trapezoidal block (301), a positioning block (305) is slidably connected inside each positioning hole (304), one side of each positioning block (305) is fixedly connected to one side of the clamping plate (302), and a locking member is provided between the clamping plate (302), the positioning block (305) and the positioning hole (304).

5. The circuit breaker assembly structure according to claim 4, characterized in that: The locking member is a locking bolt (306), and the locking bolt (306) and the positioning hole (304) are threadedly connected to each other.

6. The circuit breaker assembly structure according to claim 1, characterized in that: The slide groove is a T-shaped slide groove, the sliding block (203) is a sliding T-shaped block, and the clamping strip (204) is V-shaped.

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