Circuit breaker and circuit breaker assembly comprising same

Abstract

The utility model provides a circuit breaker and a circuit breaker assembly comprising the same. Comprising an assembling shell, an assembling assembly is arranged on the front side of the assembling shell, limiting assemblies are arranged on the front side of the assembling shell and located at the top and the bottom of the assembling assembly, and a wire bunching assembly is arranged on the inner side of the assembling assembly. According to the circuit breaker and the circuit breaker assembly comprising the same provided by the utility model, the circuit breaker main bodies are assembled at the inner side of the assembly shell through mutual cooperation of the assembled parts, so that a worker can conveniently assemble the device, time and labor are saved, and the limiting frame is manually rotated to be sleeved at the outer sides of the plurality of circuit breaker main bodies, so that the working efficiency is greatly improved. The threaded rod drives the lifting plate to move downwards, the lifting plate drives the limiting pieces to be inserted into the inner sides of the two adjacent limiting grooves, the circuit breaker body is limited by inserting the inserting pieces into the inner sides of the inserting grooves, and disassembly and assembly by workers are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit breaker assembly equipment technical field especially relates to a circuit breaker and including its circuit breaker assembly. BACKGROUND

[0002] The "vacuum circuit breaker" is named because its arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum; it has the advantages of small volume, light weight, being suitable for frequent operation and arc extinguishing without maintenance, is relatively popular in power distribution networks, and is an indoor power distribution device in a 3-10kV, 50Hz three-phase alternating current system, which can be used for the protection and control of electrical equipment in industrial and mining enterprises, power plants and substations, and is particularly suitable for use in places requiring oil-free, less maintenance and frequent operation; the circuit breaker can be configured in a middle cabinet, a double-layer cabinet and a fixed cabinet for controlling and protecting high-voltage electrical equipment.

[0003] In the related art, the existing circuit breaker assembly generally fixes and installs the circuit breaker inside the assembly body by using screw and nut cooperation, however, the screw and nut cooperation is used in the circuit breaker assembly shell, and multiple screws need to be screwed during installation and disassembly, which is troublesome to disassemble and assemble, and the stability of the circuit breaker after installation is poor, greatly reducing the practicability of the device.

[0004] Therefore, it is necessary to provide a circuit breaker and a circuit breaker assembly including the same to solve the above technical problems. SUMMARY

[0005] The utility model provides a kind of circuit breaker and the circuit breaker assembly including it, solve the existing circuit breaker assembly generally fixes and installs the circuit breaker inside the assembly body by using screw and nut cooperation, however, the screw and nut cooperation is used in the circuit breaker assembly shell, and multiple screws need to be screwed during installation and disassembly, which is troublesome to disassemble and assemble, and the stability of the circuit breaker after installation is poor, thereby greatly reducing the practicability of the device.

[0006] To solve the above technical problems, the utility model provides a kind of circuit breaker and the circuit breaker assembly including it, comprising: assembly shell, the assembly shell front is provided with assembly component, the assembly shell front and the position of assembly component top and bottom are all provided with limiting component;

[0007] The assembly component includes a plurality of circuit breaker bodies provided on the front side of the assembly shell, a connecting rod is fixedly installed on the rear side of the circuit breaker body near the center, and the number of connecting rods is four, a limiting groove is formed on the side of the two adjacent circuit breaker bodies near the center, and an insertion slot is formed in the surface of the two outermost circuit breaker bodies.

[0008] Preferably, two adjacent limiting grooves are provided with limiting members, and a connecting hole adapted to the connecting rod is formed in the front side of the assembly shell near the center.

[0009] Preferably, plug-in racks are fixedly installed on the front side of the assembly shell near the left and right sides, plug-in ports adapted to the plug-in blocks are formed in the front side, and clamping grooves are formed in the top and bottom of the plug-in ports.

[0010] A circuit breaker and a circuit breaker assembly comprising the same, comprising an assembly shell and an assembly component, the circuit breaker and the circuit breaker assembly comprising the same further comprise a limiting component and a wire bundling component.

[0011] The limiting component comprises limiting racks provided on the front side of the assembly shell and located at the top and bottom of the circuit breaker body, threaded rods are rotatably arranged in the inner side of the limiting racks, lifting plates are sleeved on the circumferential side of the threaded rods and are threadedly connected with the threaded rods, limiting members are fixedly installed on the bottom of the lifting plates and the number of the limiting members is four, plug-in members adapted to the plug-in slots are fixedly installed on the bottom of the lifting plates near the left and right sides;

[0012] The wire bundling component comprises connecting heads provided on the top of the circuit breaker body, operating ports are formed in the inner side of the limiting racks and adapted to the connecting heads, and the connecting heads are provided with plug-in holes, and the inner side wall of the operating port is provided with a protective ring.

[0013] Preferably, the limiting racks are rotatably connected with the front side of the assembly shell, and knobs are rotatably arranged on the top of the limiting racks and used to drive the threaded rods to rotate.

[0014] Preferably, lifting ports are formed in the inner side of the limiting racks and adapted to the lifting plates to slide up and down, and movable ports are formed in the inner side of the limiting racks and adapted to the limiting members and the plug-in members to pass through.

[0015] Preferably, the protective ring is made of rubber, and mounting blocks are fixedly installed on the left and right sides of the assembly shell, and mounting holes are formed in the inner side of the mounting blocks near the center.

[0016] Compared with the related art, the circuit breaker and the circuit breaker assembly comprising the same have the following beneficial effects:

[0017] The circuit breaker and the circuit breaker assembly comprising the same have the following beneficial effects: The circuit breaker and the circuit breaker assembly comprising the same have the following beneficial effects:

[0018] The limit frame is manually rotated so that it fits onto the outside of multiple circuit breaker bodies. The knob is manually turned to rotate the threaded rod, which in turn moves the lifting plate downward. The lifting plate causes the limit piece to be inserted into the inner side of two adjacent limit slots. The plug is then inserted into the inner side of the plug slot to limit the circuit breaker body, greatly ensuring the practicality of the device. Attached Figure Description

[0019] Figure 1 A schematic diagram of the structure of the circuit breaker and the circuit breaker assembly including the circuit breaker provided by this utility model in the first embodiment;

[0020] Figure 2 for Figure 1 The diagram shows a side view of the main body of the circuit breaker.

[0021] Figure 3 For Figure 1 The diagram shows a side view of the assembled housing.

[0022] Figure 4 This is a schematic diagram of the second embodiment of the circuit breaker and circuit breaker assembly including the circuit breaker provided by this utility model;

[0023] Figure 5 for Figure 1 The side view of the limiting component shown is a structural schematic diagram.

[0024] The following are the labeling elements in the diagram: 10. Assembly housing; 20. Assembly component; 21. Circuit breaker body; 22. Connecting rod; 23. Limiting slot; 24. Plug-in block; 25. Plug-in slot; 26. Connecting hole; 27. Plug-in bracket; 28. Plug-in interface; 30. Limiting component; 31. Limiting bracket; 32. Threaded rod; 33. Lifting plate; 34. Limiting piece; 35. Plug-in piece; 36. Knob; 40. Cable harness assembly; 41. Connector; 42. Operating port; 43. Protective ring; 50. Mounting block. Detailed Implementation

[0025] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0026] Please refer to the following: Figure 1 , Figure 2 , Figure 3 ,in, Figure 1 A schematic diagram of the structure of the circuit breaker and the circuit breaker assembly including the circuit breaker provided by this utility model in the first embodiment; Figure 2 for Figure 1 The diagram shows a side view of the main body of the circuit breaker. Figure 3 For Figure 1 The diagram shows a side view of the assembled housing. A circuit breaker and a circuit breaker assembly including the circuit breaker, as shown... Figure 1The circuit breaker and the circuit breaker assembly comprising the same of the embodiment shown comprise an assembly shell 10, and the front side of the assembly shell 10 is provided with an assembly component 20;

[0027] The assembly component 20 comprises a plurality of circuit breaker bodies 21 arranged on the front side of the assembly shell 10, a connecting rod 22 is fixedly installed at the rear side of the circuit breaker body 21 close to the center, and the number of the connecting rod 22 is four; a limiting groove 23 is arranged at the side close to the center of each of the two adjacent circuit breaker bodies 21; a plug-in block 24 is fixedly installed on the surface of each of the two circuit breaker bodies 21 located at the outermost side; and a plug-in groove 25 is arranged in the inner side of the plug-in block 24.

[0028] During use, the circuit breaker body 21 is taken out and plugged into the inner side of the connecting hole 26 through the connecting rod 22, and meanwhile, the circuit breaker body 21 with the plug-in block 24 is placed at the outermost side and the plug-in block 24 is plugged into the inner side of the plug-in port 28, so that the circuit breaker body 21 is assembled in the inner side of the assembly shell 10, thereby facilitating the assembly of the device by the staff and saving time and effort.

[0029] The two adjacent limiting grooves 23 are arranged in matching with the limiting piece 34, and the connecting hole 26 matching with the connecting rod 22 is arranged at the front side of the assembly shell 10 close to the center.

[0030] The plug-in frame 27 is fixedly installed at the front side of the assembly shell 10 close to the left and right sides, and the plug-in port 28 matching with the plug-in block 24 is arranged on the front side, and the clamping groove is arranged on the top and the bottom of the plug-in port 28.

[0031] The working principle of the circuit breaker and the circuit breaker assembly comprising the same provided by the utility model is as follows:

[0032] During use, the circuit breaker body 21 is taken out and plugged into the inner side of the connecting hole 26 through the connecting rod 22, and meanwhile, the circuit breaker body 21 with the plug-in block 24 is placed at the outermost side and the plug-in block 24 is plugged into the inner side of the plug-in port 28, so that the circuit breaker body 21 is assembled in the inner side of the assembly shell 10, thereby facilitating the assembly of the device by the staff and saving time and effort.

[0033] Second embodiment

[0034] Please refer to the Figures 4-5 The second embodiment of the utility model further provides another circuit breaker and a circuit breaker assembly comprising the same.

[0035] The circuit breaker and the circuit breaker assembly comprising the same of the embodiment can comprise an assembly shell 10 and an assembly component 20, and the circuit breaker and the circuit breaker assembly comprising the same further comprise a limiting component 30 and a wire binding component 40.

[0036] The limiting assembly 30 comprises limiting racks 31 arranged on the front side of the assembling shell 10 and located at the top and bottom of the circuit breaker bodies 21, screw rods 32 are rotatably arranged in the inner sides of the limiting racks 31, lifting plates 33 are sleeved on the circumferential sides of the screw rods 32 and are threadedly connected with the screw rods 32, limiting pieces 34 are fixedly installed on the bottom of the lifting plate 33 and the number is four, and plug-in pieces 35 matched with the plug-in slots 25 are fixedly installed on the bottom of the lifting plate 33 close to the left and right sides;

[0037] When the limiting racks 31 are manually rotated to be sleeved on the outer sides of the plurality of circuit breaker bodies 21, the knob 36 is manually rotated to drive the screw rod 32 to rotate, the screw rod 32 drives the lifting plate 33 to move downwards through the threaded connection relationship with the lifting plate 33, the lifting plate 33 drives the limiting pieces 34 to be plugged into the inner sides of the adjacent two limiting grooves 23, the plug-in pieces 35 pass through the clamping grooves and are plugged into the inner sides of the plug-in slots 25, the circuit breaker bodies 21 are limited, when disassembly is needed, the knob 36 is only needed to be reversely rotated, so that the staff can conveniently disassemble and assemble.

[0038] The wire bundling assembly 40 comprises connecting heads 41 arranged on the top of the circuit breaker bodies 21, operating openings 42 through which the connecting heads 41 pass are formed in the inner sides of the top limiting racks 31, and the connecting heads 41 are provided with insertion holes, and the inner side walls of the operating openings 42 are provided with protective rings 43.

[0039] The wires are inserted into the connecting heads 41 through the inner sides of the operating openings 42, and the protective rings 43 protect and limit the wires to a certain extent, so that the wires are prevented from being disordered, and the practicability of the device is greatly ensured.

[0040] The limiting racks 31 are rotatably connected with the front side of the assembling shell 10, and the knobs 36 are rotatably arranged on the top of the limiting racks 31 and drive the screw rods 32 to rotate.

[0041] The limiting racks 31 are rotatably connected with the front side of the assembling shell 10, and the knobs 36 are rotatably arranged on the top of the limiting racks 31 and drive the screw rods 32 to rotate.

[0042] The protective rings 43 are made of rubber, the mounting blocks 50 are fixedly installed on the left and right sides of the assembling shell 10, and mounting holes are formed in the inner side center of the mounting blocks 50.

[0043] The working principle of the circuit breaker and the circuit breaker assembly comprising the same is as follows:

[0044] In another alternative mode of the embodiment, the limiting frame 31 is manually rotated to be sleeved outside the plurality of circuit breaker bodies 21, the knob 36 is manually rotated to drive the threaded rod 32 to rotate, the threaded rod 32 drives the lifting plate 33 to move downward through the threaded connection relationship with the lifting plate 33, the lifting plate 33 drives the limiting piece 34 to be inserted inside the adjacent two limiting grooves 23, the insertion piece 35 passes through the clamping groove and is inserted inside the insertion groove 25, the circuit breaker body 21 is limited, when disassembly is needed, the knob 36 is only reversed to rotate, so that the staff can conveniently disassemble and assemble.

[0045] Second step: the wires are inserted into the connecting head 41 through the inside of the operation port 42, and the wires are protected and limited by the protective ring 43, so that the problem of wire disorder is avoided, and the practicality of the device is greatly ensured.

[0046] Compared with the related art, the circuit breaker and the circuit breaker assembly comprising the same have the following beneficial effects:

[0047] Through the cooperation of the assembled various components, the limiting frame 31 is manually rotated to be sleeved outside the plurality of circuit breaker bodies 21, the knob 36 is manually rotated to drive the threaded rod 32 to rotate, the lifting plate 33 is driven to move downward, the lifting plate 33 drives the limiting piece 34 to be inserted inside the adjacent two limiting grooves 23, the insertion piece 35 is inserted inside the insertion groove 25, the circuit breaker body 21 is limited, the staff can conveniently disassemble and assemble, then the wires are inserted into the connecting head 41 through the inside of the operation port 42, and the wires are protected and limited by the protective ring 43, so that the problem of wire disorder is avoided, and the practicality of the device is greatly ensured.

[0048] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion or direct or indirect application in other related technical fields is also included in the patent protection range of the utility model.

Claims

1. A circuit breaker characterized by, Include: Assembled shell (10), the assembled shell (10) front side is provided with assembly component (20); The assembly component (20) includes a plurality of circuit breaker bodies (21) provided on the front side of the assembly shell (10), the circuit breaker bodies (21) are fixedly installed with connecting rods (22) near the center of the rear side, and the number of connecting rods (22) is four, the adjacent side of two circuit breaker bodies (21) is provided with a limiting groove (23) near the center, and the surface of the two circuit breaker bodies (21) located at the outermost side is fixedly installed with an insertion block (24), the insertion block (24) is provided with an insertion slot (25) in the inner side.

2. The circuit breaker of claim 1, wherein, The adjacent two limiting grooves (23) are matched with the limiting piece (34), and the connecting hole (26) matched with the connecting rod (22) is formed in the front side of the assembly shell (10) near the center.

3. The circuit breaker of claim 1, wherein, The insertion block (24) is matched with the insertion slot (25) in the front side, and the insertion slot (25) is matched with the insertion slot (25).

4. A circuit breaker assembly comprising the assembly housing (10) and the assembly assembly (20) as claimed in claim 1, characterized in that, The circuit breaker and the circuit breaker assembly comprising the same further comprise: limiting assembly (30) and wire binding assembly (40); The limiting assembly (30) comprises a limiting frame (31) provided on the front side of the assembly shell (10) and located at the top and bottom of the circuit breaker body (21), the limiting frame (31) is rotatably provided with a threaded rod (32) in the inner side, the threaded rod (32) is sleeved with a lifting plate (33) on the side, and is threadedly connected with the lifting plate (33), the lifting plate (33) is fixedly installed with limiting pieces (34) at the bottom, and the number is four, the lifting plate (33) is fixedly installed with insertion pieces (35) matched with the insertion slot (25) at the bottom near the left and right sides; The wire binding assembly (40) comprises a connecting head (41) provided on the top of the circuit breaker body (21), the inner side of the limiting frame (31) is provided with an operating port (42) for the connecting head (41) to pass through, and the operating port (42) is provided with a protective ring (43) on the inner side wall.

5. The circuit breaker assembly of claim 4, wherein, The surface of the limiting frame (31) is rotatably connected with the front side of the assembly shell (10), and the limiting frame (31) is rotatably provided with a knob (36) for driving the threaded rod (32) to rotate.

6. The circuit breaker assembly of claim 5, wherein, The inner side of the limiting frame (31) is provided with a lifting port for the lifting plate (33) to slide up and down, and the inner side of the limiting frame (31) is respectively provided with a movable port for the limiting piece (34) and the insertion piece (35) to pass through.

7. The circuit breaker assembly of claim 6, wherein, The protective ring (43) is made of rubber material, and the mounting block (50) is fixedly installed on the left and right sides of the assembly shell (10), and the mounting hole is formed in the inner side center of the mounting block (50).

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