Power distribution circuit breaker convenient to disassemble, assemble and adjust

Abstract

The utility model is suitable for the technical field of electrical elements, and provides a power distribution circuit breaker convenient to disassemble, assemble and adjust. A mounting plate; the circuit breaker body is mounted on the surface of the mounting plate in a sliding manner; the elastic extrusion structures are arranged on the upper side and the lower side of the rear end of the circuit breaker body and are used for fixing the circuit breaker body; the limiting structures are arranged at the upper end and the lower end of the circuit breaker body and are movably connected with the elastic extrusion structures in an inserted mode. Compared with the prior art, the beneficial effects of the utility model are that when the circuit breaker is used, the elastic extrusion structures are arranged on the upper side and the lower side of the rear end of the circuit breaker body, so that the circuit breaker body can be rapidly installed on an installation plate or detached from the installation plate when the circuit breaker is used, and the purpose of rapid installation and replacement is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrical components, and in particular relates to a power distribution circuit breaker which is convenient for disassembly, assembly and adjustment. Background Art

[0002] A circuit breaker is a switching device that can close, carry and interrupt current under normal or abnormal circuit conditions.

[0003] When existing electrical components are installed, they are mostly fixed by plugging screws. However, since the screws may rust when exposed to the air for a long time, it is inconvenient to check and repair them after installation. After the screws are installed, their positions are fixed, and it is inconvenient to adjust their positions according to the situation, resulting in inconvenience in use.

[0004] Therefore, how to provide a distribution circuit breaker that is convenient for disassembly, assembly and adjustment is an urgent problem that needs to be solved by those skilled in the art. Utility Model Content

[0005] The utility model aims to provide a power distribution circuit breaker which is convenient for disassembly, assembly and adjustment, aiming to solve the problems mentioned in the background technology.

[0006] The utility model is implemented as follows: a power distribution circuit breaker which is convenient for disassembly, assembly and adjustment comprises:

[0007] Mounting plate;

[0008] A circuit breaker body, the circuit breaker body being slidably mounted on the surface of the mounting plate;

[0009] An elastic extrusion structure, which is arranged at the upper and lower sides of the rear end of the circuit breaker body to fix the circuit breaker body;

[0010] The limiting structure is arranged at the upper and lower ends of the circuit breaker body and is movably plugged with the elastic extrusion structure.

[0011] Preferably, the limiting structure includes a limiting groove, a limiting plate and a constraint unit, the limiting groove is symmetrically opened on the surface of the circuit breaker body, the limiting plate is movably inserted in the limiting groove, the rear end of the limiting plate is movably inserted in the elastic extrusion structure, and the constraint unit is arranged in the middle of the rear end of the circuit breaker body to constrain the position of the limiting structure.

[0012] Preferably, the elastic extrusion structure includes a lifting groove, a lifting plate, an extrusion block and a spring. The lifting groove is symmetrically opened at the rear end of the circuit breaker body, and the internal array of the lifting groove is installed with a guide rod. The lifting plate is movably installed on the surface of the guide rod, and the extrusion block is fixedly installed on the rear end of the lifting plate. The spring is movably sleeved on the surface of the guide rod and movably abuts against the surface of the lifting plate. A slot is opened on the front side of the lifting plate.

[0013] Preferably, the constraint unit includes a lead screw and a positioning nut, a movable groove is provided on the surface of the limit plate, a positioning groove is provided in the middle array of the circuit breaker body, the lead screw is movably inserted in the middle of the circuit breaker body and passes through the surface of the positioning groove and the movable groove, the positioning nut is arranged inside the positioning groove and movably installed on the surface of the lead screw, and a rotating block is fixedly installed on the top of the lead screw.

[0014] Preferably, the limiting plate and the limiting groove are both arranged in a T-shape, and the width of the rear end of the limiting plate is equal to half of the width of the rear end of the limiting groove.

[0015] Preferably, both the front and rear sides of the inner end of the extrusion block are configured to be wedge-shaped.

[0016] Preferably, the diameter of the positioning nut is greater than the width of the movable groove, and the diameter of the lead screw is equal to the diameter of the movable groove.

[0017] Compared with the prior art, the beneficial effect of the utility model is that when in use, by arranging elastic extrusion structures on the upper and lower sides of the rear end of the circuit breaker body, the circuit breaker body can be quickly installed on the mounting plate or removed from the mounting plate during use, thereby achieving the purpose of rapid installation and replacement.

[0018] At the same time, by setting a limiting structure, the elastic extrusion structure can be limited after installation, so that it cannot move on the mounting plate, thereby avoiding the situation where the circuit breaker body is accidentally unplugged after installation, affecting normal use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 A schematic diagram of the overall appearance structure of a power distribution circuit breaker that is convenient for disassembly, assembly and adjustment provided by an embodiment of the utility model;

[0021] Figure 2 A schematic diagram of a top cross-sectional structure of a power distribution circuit breaker that is convenient for disassembly, assembly and adjustment provided by an embodiment of the utility model;

[0022] Figure 3 A schematic diagram of a right side cross-sectional structure of a power distribution circuit breaker that is convenient for disassembly, assembly and adjustment provided by an embodiment of the utility model;

[0023] Figure 4 The embodiment of the utility model provides Figure 3 Schematic diagram of the enlarged structure of part A.

[0024] In the figure: 1-mounting plate, 2-circuit breaker body, 3-extrusion block, 4-lifting slot, 5-guide rod, 6-lifting plate, 7-spring, 8-slot, 9-limiting plate, 10-positioning slot, 11-positioning nut, 12-screw, 13-limiting slot, 14-movable slot, 15-rotating block. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0027] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, it is a structural schematic diagram of a power distribution circuit breaker that is convenient for disassembly, assembly and adjustment provided by an embodiment of the utility model, including:

[0028] Mounting plate 1;

[0029] A circuit breaker body 2, the circuit breaker body 2 is slidably mounted on the surface of the mounting plate 1;

[0030] An elastic extrusion structure is arranged at the upper and lower sides of the rear end of the circuit breaker body 2 to fix the circuit breaker body 2;

[0031] The limiting structure is arranged at the upper and lower ends of the circuit breaker body 2 and is movably plugged with the elastic extrusion structure.

[0032] In the embodiment of the utility model, when in use, the circuit breaker body 2 is mounted on the mounting plate 1 through the elastic extrusion structure and is fixed and constrained by the limiting structure;

[0033] By providing an elastic extrusion structure, the circuit breaker body 2 can be quickly installed or disassembled, and by providing a limiting structure, the position of the circuit breaker body 2 can be conveniently fixed so that it will not move.

[0034] like Figure 2 , Figure 3 and Figure 4 As shown, as a preferred embodiment of the utility model, the limiting structure includes a limiting groove 13, a limiting plate 9 and a constraint unit. The limiting groove 13 is symmetrically opened on the surface of the circuit breaker body 2, and the limiting plate 9 is movably inserted in the limiting groove 13. The rear end of the limiting plate 9 is movably inserted in the elastic extrusion structure. The constraint unit is arranged in the middle of the rear end of the circuit breaker body 2 to constrain the position of the limiting structure.

[0035] In the embodiment of the utility model, when in use, the limiting plate 9 in the limiting groove 13 is pushed backward to be inserted into the slot 8 on the front side of the lifting plate 6, so that the lifting plate 6 can no longer move;

[0036] By providing the limiting structure, it is possible to avoid the circuit breaker body 2 from being moved by mistake, thereby affecting normal use.

[0037] like Figure 2 , Figure 3 and Figure 4 As shown, as a preferred embodiment of the utility model, the elastic extrusion structure includes a lifting groove 4, a lifting plate 6, an extrusion block 3 and a spring 7. The lifting groove 4 is symmetrically opened at the rear end of the circuit breaker body 2, and the internal array of the lifting groove 4 is installed with a guide rod 5. The lifting plate 6 is movably installed on the surface of the guide rod 5, the extrusion block 3 is fixedly installed on the rear end of the lifting plate 6, the spring 7 is movably sleeved on the surface of the guide rod 5 and movably abuts against the surface of the lifting plate 6, and a slot 8 is opened on the front side of the lifting plate 6.

[0038] In the embodiment of the utility model, when in use, the circuit breaker body 2 is pressed onto the mounting plate 1, so that the extrusion block 3 overcomes the elasticity of the spring 7 in the lifting slot 4 with the pressure, so that the extrusion block 3 drives the lifting plate 6 to move to the upper and lower ends along the guide rod 5, so that it can be quickly installed on the mounting plate 1, or force is applied outward to make the circuit breaker body 2 quickly move away from the mounting plate 1;

[0039] By providing the elastic extrusion structure, the circuit breaker body 2 can be quickly installed on the mounting plate 1 or removed from the mounting plate 1, thereby achieving the purpose of rapid installation and replacement.

[0040] like Figure 2 , Figure 3 and Figure 4As shown, as a preferred embodiment of the utility model, the constraint unit includes a screw 12 and a positioning nut 11, a movable groove 14 is opened on the surface of the limit plate 9, and a positioning groove 10 is opened in the middle array of the circuit breaker body 2. The screw 12 is movably inserted in the middle of the circuit breaker body 2 and passes through the surfaces of the positioning groove 10 and the movable groove 14. The positioning nut 11 is arranged inside the positioning groove 10 and is movably installed on the surface of the screw 12. A rotating block 15 is fixedly installed on the top of the screw 12.

[0041] In the embodiment of the utility model, when in use, after the lifting plate 6 is moved to the designated place, the rotating block 15 is rotated to make the lead screw 12 move from top to bottom, thereby driving the positioning nut 11 in the positioning groove 10 to move downward, thereby squeezing the top of the limit plate 9, making the limit plate 9 unable to move further, thereby constraining the limit plate 9;

[0042] By providing the restraining unit, it is convenient to restrain the position of the limiting plate 9, thereby preventing someone from pulling it open by mistake.

[0043] like Figure 2 As shown, as a preferred embodiment of the present utility model, the limiting plate 9 and the limiting groove 13 are both arranged in a T-shape, and the width of the rear end of the limiting plate 9 is equal to half of the width of the rear end of the limiting groove 13.

[0044] In the embodiment of the utility model, when in use, the limiting plate 9 and the limiting groove 13 are both set to be T-shaped, and the width of the rear end of the limiting plate 9 is equal to half of the width of the rear end of the limiting groove 13, so as to facilitate limiting.

[0045] like Figure 2 and Figure 3 As shown, as a preferred embodiment of the utility model, the front and rear sides of the inner end of the extrusion block 3 are both configured to be wedge-shaped.

[0046] In the embodiment of the utility model, when in use, the front and rear sides of the inner end of the squeezing block 3 are both set to be wedge-shaped, so as to facilitate taking out and placing.

[0047] like Figure 2 , Figure 3 and Figure 4 As shown, as a preferred embodiment of the present utility model, the diameter value of the positioning nut 11 is greater than the width value of the movable groove 14 , and the diameter value of the lead screw 12 is equal to the diameter value of the movable groove 14 .

[0048] In the embodiment of the utility model, when in use, by making the diameter value of the positioning nut 11 larger than the width value of the movable groove 14, it is convenient to squeeze the limit plate 9, and by making the diameter value of the lead screw 12 equal to the diameter value of the movable groove 14, it is convenient to move the lead screw 12 and the limit plate 9.

[0049] The above embodiment of the utility model provides a power distribution circuit breaker that is convenient for disassembly, assembly and adjustment. When in use, the circuit breaker body 2 is pressed onto the mounting plate 1, so that the extrusion block 3 overcomes the elasticity of the spring 7 in the lifting slot 4 with the pressure, so that the extrusion block 3 drives the lifting plate 6 to move along the guide rod 5 to the upper and lower ends, so that it can be quickly installed on the mounting plate 1, or the circuit breaker body 2 can be quickly moved away from the mounting plate 1 by applying force outwards;

[0050] After being installed at the designated position, the limit plate 9 is pushed backward to be inserted into the slot 8 on the front side of the lifting plate 6, so that the lifting plate 6 can no longer be moved, thereby preventing the circuit breaker body 2 from being accidentally unplugged and affecting normal use;

[0051] When the lifting plate 6 moves to the designated place, the rotating block 15 is rotated to make the lead screw 12 move from top to bottom, thereby driving the positioning nut 11 in the positioning groove 10 to move downward, thereby squeezing the top of the limit plate 9, making the limit plate 9 unable to move further, thereby constraining the limit plate 9.

[0052] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A power distribution circuit breaker that is easy to disassemble, assemble and adjust, characterized in that: include; Mounting plate (1); A circuit breaker body (2), wherein the circuit breaker body (2) is slidably mounted on the surface of the mounting plate (1); An elastic extrusion structure, the elastic extrusion structure being arranged at the upper and lower sides of the rear end of the circuit breaker body (2) to fix the circuit breaker body (2); A limiting structure is arranged at the upper and lower ends of the circuit breaker body (2) and is movably plugged with the elastic extrusion structure.

2. A power distribution circuit breaker that is convenient for disassembly, assembly and adjustment according to claim 1, characterized in that: The limiting structure comprises a limiting groove (13), a limiting plate (9) and a constraint unit; the limiting groove (13) is symmetrically arranged on the surface of the circuit breaker body (2) in the upper and lower directions; the limiting plate (9) is movably inserted into the inside of the limiting groove (13); the rear end of the limiting plate (9) is movably inserted into the elastic extrusion structure; and the constraint unit is arranged in the middle of the rear end of the circuit breaker body (2) to constrain the position of the limiting structure.

3. A power distribution circuit breaker that is convenient for disassembly, assembly and adjustment according to claim 1, characterized in that: The elastic extrusion structure comprises a lifting groove (4), a lifting plate (6), an extrusion block (3) and a spring (7); the lifting groove (4) is symmetrically arranged at the rear end of the circuit breaker body (2); a guide rod (5) is installed in the internal array of the lifting groove (4); the lifting plate (6) is movably mounted on the surface of the guide rod (5); the extrusion block (3) is fixedly mounted on the rear end of the lifting plate (6); the spring (7) is movably sleeved on the surface of the guide rod (5) and movably abuts against the surface of the lifting plate (6); and a slot (8) is arranged on the front side of the lifting plate (6).

4. A power distribution circuit breaker that is convenient for disassembly, assembly and adjustment according to claim 2, characterized in that: The constraint unit comprises a lead screw (12) and a positioning nut (11); a movable groove (14) is provided on the surface of the limit plate (9); a positioning groove (10) is provided in an array in the middle of the circuit breaker body (2); the lead screw (12) is movably inserted in the middle of the circuit breaker body (2) and passes through the surfaces of the positioning groove (10) and the movable groove (14); the positioning nut (11) is arranged inside the positioning groove (10) and movably mounted on the surface of the lead screw (12); and a rotating block (15) is fixedly mounted on the top of the lead screw (12).

5. A power distribution circuit breaker that is convenient for disassembly, assembly and adjustment according to claim 2, characterized in that: The limiting plate (9) and the limiting groove (13) are both arranged in a T-shape, and the width of the rear end of the limiting plate (9) is equal to half the width of the rear end of the limiting groove (13).

6. A power distribution circuit breaker that is convenient for disassembly, assembly and adjustment according to claim 3, characterized in that: The front and rear sides of the inner end of the extrusion block (3) are both configured to be wedge-shaped.

7. A power distribution circuit breaker that is convenient for disassembly, assembly and adjustment according to claim 4, characterized in that: The diameter value of the positioning nut (11) is greater than the width value of the movable groove (14), and the diameter value of the lead screw (12) is equal to the diameter value of the movable groove (14).

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