Electrical junction box convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of electrical boxes, in particular to an electrical junction box convenient to disassemble and assemble, which comprises a box body and a movable main board, and the movable main board comprises a main board body, side pulleys, sliding seats and limiting rods. The box body provides installation conditions for the movable main board and protects electric appliance elements installed on the movable main board, when the electric appliance elements on the movable main board are disassembled and replaced, a maintainer pulls the limiting rod towards the side away from the box body through the hand, the limiting rod is separated from the inner wall of the box body, limiting on the main board body is removed, and at the moment, the maintainer can replace the electric appliance elements on the movable main board. When the electrical junction box needs to be disassembled, a maintainer pulls a limiting rod towards the outer side of the box body with the hand, at the moment, the main board body slides towards the outer side of the box body under the action of a sliding seat and a side pulley, so that the electrical components on the main board body are exposed, and the maintainer can directly disassemble and replace the electrical components at the moment and does not need to bend down to disassemble the electrical components. The operation is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical boxes, in particular to an electrical junction box which is easy to disassemble and assemble. Background Art

[0002] The electrical box is a massive parameter in data, which generally constitutes a low-voltage electrical wiring. It requires that the switchgear, measuring instruments, protective electrical appliances and auxiliary equipment be assembled in a closed or semi-closed metal cabinet or on a screen to form a low-voltage electrical box.

[0003] At present, the prior art CN211266147U discloses an electrical junction box that is easy to disassemble and assemble, including a base, an electrical box fixedly installed on the top of the base, a box door movably hinged on the front surface of the electrical box, heat exhaust fans fixedly installed on the left and right sides of the inner part of the box door, a cable collection box fixedly installed inside the electrical box, an electrical bracket located on the top of the cable collection box fixedly installed inside the electrical box, and electrical components movably installed on the front surface of the electrical bracket. The electrical junction box that is easy to disassemble and assemble can easily drive the positioning rod to shrink and rise from the position of the positioning hole inside the base while the spiral bearing seat moves, so that the electrical box is not fixed on the base after the positioning rod is separated from the inside of the base, avoiding the problem of the traditional method of fixing the electrical box on the base through a grounding bolt group, which is inconvenient to disassemble and assemble. This structural design is simple and easy to operate, and effectively achieves the effect of easy disassembly and assembly.

[0004] However, when the damaged electrical components in the above-mentioned electrical junction box are disassembled and replaced, the maintenance personnel need to bend over and enter the cabinet, which makes the disassembly operation inconvenient. Utility Model Content

[0005] The utility model aims to provide an electrical junction box which is easy to disassemble and assemble, aiming to solve the problem that when the damaged electrical components inside are disassembled and replaced in the existing electrical junction box, the maintenance personnel have to bend over to enter the cabinet, which makes the disassembly operation inconvenient.

[0006] To achieve the above-mentioned purpose, the utility model provides an electrical junction box that is easy to disassemble and assemble, including a box body and a movable mainboard, the movable mainboard including a mainboard body, side pulleys, a sliding seat and a limit rod; the sliding seat is slidably connected to the box body and is located inside the box body, the mainboard body is fixedly connected to the sliding seat and is located on the top of the sliding seat, the side pulleys are rotatably arranged on both sides of the mainboard body, and the limit rods are arranged on both sides of the mainboard body.

[0007] Among them, the electrical junction box that is easy to disassemble and assemble also includes a friction pad and a pull ring. The friction pad is fixedly connected to the limit rod and is located on the side of the limit rod close to the box body. The pull ring is fixedly connected to the limit rod and is located on the side of the limit rod away from the box body.

[0008] Among them, the limiting rod includes a brake rod, a spring and a bracket, the bracket is fixedly connected to the main board body and is located on one side of the main board body, the brake rod is slidably connected to the bracket and passes through the bracket, the spring is fixedly connected to the bracket and fixedly connected to the brake rod, and is located between the brake rod and the bracket.

[0009] The electrical junction box that is easy to disassemble and assemble further comprises a heat dissipation component, and the heat dissipation component is arranged outside the box body.

[0010] Wherein, the heat dissipation assembly includes a fan and an air duct, the fan is fixedly connected to the box and is located outside the box, the air duct is connected to the fan and the box, and is located between the box and the fan.

[0011] Wherein, the heat dissipation assembly also includes a connection cover and a dustproof net, the connection cover is detachably connected to the fan and is located on one side of the fan, and the dustproof net is fixedly connected to the connection cover and is located on a side of the connection cover away from the fan.

[0012] The utility model discloses an electrical junction box which is easy to disassemble and assemble, wherein the box body provides installation conditions for the movable mainboard and protects the electrical components installed on the movable mainboard. When disassembling and replacing the electrical components on the movable mainboard, the maintenance worker uses his hand to pull the limit rod toward the side away from the box body, so that the limit rod is separated from the inner wall of the box body and the limit on the mainboard body is removed. At this time, the maintenance worker uses his hand to pull the limit rod toward the outside of the box body. At this time, the mainboard body slides toward the outside of the box body under the action of the sliding seat and the side pulley, thereby exposing the electrical components on the mainboard body. The maintenance worker can now directly disassemble and replace the electrical components without bending over to disassemble. Compared with the traditional electrical junction box that is disassembled and replaced by bending over, the operation is more convenient, and the problem that the maintenance worker bends over to enter the cabinet body when disassembling and replacing the damaged electrical components inside the existing electrical wiring is solved, and the disassembly operation is inconvenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0014] Figure 1 The utility model is a schematic structural diagram of an electrical junction box that is easy to assemble and disassemble according to the first embodiment.

[0015] Figure 2 It is a structural schematic diagram of an electrical junction box that is easy to assemble and disassemble according to the second embodiment of the utility model.

[0016] In the figure: 101-box, 102-movable main board, 103-main board body, 104-side pulley, 105-sliding seat, 106-limit rod, 107-friction pad, 108-pull ring, 109-brake rod, 110-spring, 111-bracket, 201-heat dissipation component, 202-fan, 203-air duct, 204-connecting cover, 205-dustproof net. DETAILED DESCRIPTION

[0017] The first embodiment of the present application is:

[0018] See also Figure 1 , Figure 1 It is a structural schematic diagram of the utility model, including a box body 101 and a movable main board 102, the movable main board 102 includes a main board body 103, side pulleys 104, a sliding seat 105 and a limit rod 106; the electrical junction box that is easy to disassemble and assemble also includes a friction pad 107 and a pull ring 108, and the limit rod 106 includes a brake rod 109, a spring 110 and a bracket 111. The above-mentioned scheme solves the problem that when the existing electrical wiring is disassembled and replaced for the damaged internal electrical components, the maintenance personnel bend over to enter the cabinet, and the disassembly operation is inconvenient. It can be understood that the above-mentioned scheme can be used in the scenario where the electrical components of the electrical junction box are disassembled and replaced.

[0019] According to the present specific embodiment, the sliding seat 105 is slidably connected to the box body 101 and is located inside the box body 101. The mainboard body 103 is fixedly connected to the sliding seat 105 and is located on the top of the sliding seat 105. The side pulleys 104 are rotatably arranged on both sides of the mainboard body 103. The limiting rods 106 are arranged on both sides of the mainboard body 103. The box body 101 provides installation conditions for the movable mainboard 102 and protects the electrical components installed on the movable mainboard 102. When disassembling and replacing the electrical components on the movable mainboard 102, the maintenance personnel use their hands to pull the limiting rods 106 away from the box body 101 so that the limiting rods The rod 106 is separated from the inner wall of the box body 101, and the limit on the main board body 103 is removed. At this time, the maintenance worker uses his hands to pull the limit rod 106 toward the outside of the box body 101. At this time, the main board body 103 slides to the outside of the box body 101 under the action of the sliding seat 105 and the side pulley 104, thereby exposing the electrical components on the main board body 103. The maintenance worker can now directly disassemble and replace the electrical components without bending over to disassemble. Compared with the traditional electrical junction box, the operation is more convenient, and it solves the problem that when the existing electrical wiring is disassembled and replaced for internal damaged electrical components, the maintenance worker bends over to enter the cabinet, and the disassembly operation is inconvenient.

[0020] Among them, the friction pad 107 is fixedly connected to the limit rod 106 and is located on the side of the limit rod 106 close to the box body 101. The pull ring 108 is fixedly connected to the limit rod 106 and is located on the side of the limit rod 106 away from the box body 101. The setting of the friction pad 107 is used to enhance the friction between the limit rod 106 and the box body 101, thereby improving the limiting effect of the limit rod 106 on the main board body 103. The setting of the pull ring 108 makes it convenient for maintenance personnel to pull the limit rod 106 and the main board body 103, thereby improving practicality.

[0021] Secondly, the bracket 111 is fixedly connected to the main board body 103 and is located on one side of the main board body 103. The brake rod 109 is slidably connected to the bracket 111 and penetrates the bracket 111. The spring 110 is fixedly connected to the bracket 111 and to the brake rod 109 and is located between the brake rod 109 and the bracket 111. The maintenance worker uses his hand to pull the pull ring 108 away from the box body 101, so that the brake rod 109 slides on the bracket 111, thereby lifting the friction pad 107 and compressing the spring 110, so that the friction pad 107 is The pad 107 is separated from the box body 101. At this time, the maintenance worker pulls the pull ring 108 toward the outside of the box body 101, thereby pulling the main board body 103. At this time, under the action of the side pulley 104 and the sliding seat 105, the main board body 103 slides out of the box body 101 and exposes the electrical components. The maintenance worker releases the pull ring 108, and the spring 110 resets the brake rod 109, and the friction pad 107 is pressed against the inner wall of the box body 101 to limit the main board body 103. At this time, the maintenance worker can disassemble and replace the electrical components on the main board body 103.

[0022] When removing and replacing the electrical components on the movable mainboard 102, the maintenance worker pulls the pull ring 108 to the side away from the box body 101 with his hand, so that the brake rod 109 slides on the bracket 111, thereby lifting the friction pad 107 and compressing the spring 110, so that the friction pad 107 is separated from the box body 101. At this time, the maintenance worker pulls the pull ring 108 to the outside of the box body 101, thereby pulling the mainboard body 103. At this time, the side pulley 104 and Under the action of the sliding seat 105, the mainboard body 103 slides out of the box body 101 and exposes the electrical components. The maintenance worker loosens the pull ring 108, and the spring 110 resets the brake rod 109, and the friction pad 107 is pressed against the inner wall of the box body 101 to limit the mainboard body 103. At this time, the maintenance worker can disassemble and replace the electrical components on the mainboard body 103 without bending over to disassemble. Compared with the traditional electrical junction box, the operation is more convenient.

[0023] The second embodiment of the present application is:

[0024] Based on the first embodiment, please refer to Figure 2 , Figure 2 It is a schematic diagram of the structure of the utility model. The easily disassembled electrical junction box of this embodiment also includes a heat dissipation component 201. The heat dissipation component 201 includes a fan 202 and an air duct 203. The heat dissipation component 201 also includes a connection cover 204 and a dustproof net 205.

[0025] According to this specific embodiment, the heat dissipation component 201 is arranged on the outside of the box body 101, and the heat dissipation component 201 is used to perform air cooling on the electrical components on the mainboard body 103 to avoid untimely heat dissipation of the heat dissipation holes of the box body 101, accelerated aging of the electrical components, and reduced the service life of the electrical junction box.

[0026] Among them, the fan 202 is fixedly connected to the box 101 and is located outside the box 101. The air duct 203 is connected to the fan 202 and to the box 101, and is located between the box 101 and the fan 202. A temperature sensor is preset on the main board body 103. When the temperature sensor detects that the temperature of the electrical components on the main board body 103 reaches a preset value, an electrical signal is sent to the controller. The controller starts the operation of the fan 202, and the fan 202 operates to blow air to the air duct 203, and the air duct 203 then blows the wind into the box 101 to achieve air cooling and heat dissipation of the electrical components on the main board body 103.

[0027] Secondly, the connecting cover 204 is detachably connected to the fan 202 and is located on one side of the fan 202. The dustproof net 205 is fixedly connected to the connecting cover 204 and is located on the side of the connecting cover 204 away from the fan 202. The connecting cover 204 is provided for fixing the dustproof net 205 on the fan 202. The dustproof net 205 is used for dust prevention when the fan 202 blows air toward the air duct 203, so as to prevent the fan 202 from inhaling dust in the air and to provide dust protection for the electrical components on the main board body 103.

[0028] When the heat dissipation component 201 is in use, the fan 202 operates to blow air to the air duct 203, and the inhaled air is filtered and dust-removed through the dustproof net 205. The air duct 203 then blows the air into the box 101 to achieve air cooling and heat dissipation of the electrical components on the mainboard body 103.

[0029] The above disclosure is only a preferred embodiment of the electrical junction box that is easy to disassemble and assemble of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. An electrical junction box that is easy to disassemble and assemble, comprising a box body, characterized in that: It also includes a movable main board, which includes a main board body, side pulleys, a sliding seat and a limiting rod; The sliding seat is slidably connected to the box and is located inside the box. The mainboard body is fixedly connected to the sliding seat and is located on the top of the sliding seat. The side pulleys are rotatably arranged on both sides of the mainboard body. The limit rods are arranged on both sides of the mainboard body.

2. The easily disassembled electrical junction box according to claim 1, characterized in that: The electrical junction box that is easy to disassemble and assemble also includes a friction pad and a pull ring. The friction pad is fixedly connected to the limit rod and is located on a side of the limit rod close to the box body. The pull ring is fixedly connected to the limit rod and is located on a side of the limit rod away from the box body.

3. The easily disassembled electrical junction box according to claim 2, characterized in that: The limiting rod includes a brake rod, a spring and a bracket. The bracket is fixedly connected to the main board body and is located on one side of the main board body. The brake rod is slidably connected to the bracket and passes through the bracket. The spring is fixedly connected to the bracket and fixedly connected to the brake rod, and is located between the brake rod and the bracket.

4. The easily disassembled electrical junction box according to claim 3, characterized in that: The electrical junction box that is easy to disassemble and assemble further comprises a heat dissipation component, and the heat dissipation component is arranged outside the box body.

5. The easily disassembled electrical junction box according to claim 4, characterized in that: The heat dissipation assembly includes a fan and an air duct, wherein the fan is fixedly connected to the box and is located outside the box, and the air duct is communicated with the fan and the box, and is located between the box and the fan.

6. The easily disassembled electrical junction box according to claim 5, characterized in that: The heat dissipation assembly also includes a connection cover and a dustproof net. The connection cover is detachably connected to the fan and is located on one side of the fan. The dustproof net is fixedly connected to the connection cover and is located on a side of the connection cover away from the fan.

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