Modularized assembled distribution box

Abstract

A modular assembly type distribution box comprises a front plate, a back plate, a left side plate, a right side plate, an upper side plate and a lower side plate, the front plate, the back plate, the left side plate, the right side plate, the upper side plate and the lower side plate are jointly assembled to form a box body of the distribution box, and connecting pieces are arranged at the four corners in the box body and used for assembling all plate bodies. Convex positioning blocks are fixedly arranged at the two ends of the left side plate, the right side plate, the upper side plate and the lower side plate, front-back through connecting holes are formed in the middles of the positioning blocks, the connecting holes are used for being matched with connecting pieces to splice the box body, and the connecting pieces comprise hollow connecting rods and nuts; the hollow connecting rod sequentially penetrates through the front plate, a connecting hole in the positioning block and the back plate from front to back, the nut is installed at the end of the hollow connecting rod in a spiral connection mode, a communicating hole with a backward opening is formed in the hollow connecting rod, a ventilation opening is formed in the inner wall of the communicating hole, and the ventilation opening is used for ventilation of the inner space of the box body.

Description

Technical Field

[0001] The utility model relates to the technical field of distribution boxes, in particular to a modular assembled distribution box. Background Art

[0002] Traditional distribution boxes usually have a fixed structure made of metal or plastic materials, with multiple electrical components installed inside, such as circuit breakers, relays, fuses, etc.

[0003] In order to facilitate the transportation of the distribution box, the existing technology usually designs the distribution box into six plates, which are assembled by assembling. However, the assembled distribution box in the technology mainly faces two contradictory problems. On the one hand, in order to increase the stability of the box after assembly, more parts are needed, which makes the assembly more troublesome and usually requires professionals. On the other hand, in order to facilitate assembly and reduce the use of parts, the assembled box will be unstable. Therefore, it is necessary to design a distribution box for assembly, which can ensure the stability of the box after assembly under the condition of using a simple structure. In addition, in the high-load use of the distribution box, the heat dissipation problem is also a part that cannot be ignored. Utility Model Content

[0004] Therefore, in order to solve the above problems in the prior art, the utility model proposes a modular assembled distribution box.

[0005] According to an embodiment of the utility model, a modular assembled distribution box comprises a front plate, a back plate, a left plate, a right plate, an upper plate and a lower plate, wherein the front plate, the back plate, the left plate, the right plate, the upper plate and the lower plate are assembled together to form a box body of the distribution box, a revolving door is arranged on the front plate, and connecting pieces are arranged at the four corners inside the box body for assembling the various plates, and convex positioning blocks are fixedly arranged at both ends of the left plate, the right plate, the upper plate and the lower plate, and front and rear positioning blocks are provided in the middle part of the positioning blocks. A through connecting hole, the connecting hole is used to cooperate with the connecting piece to assemble the box, the connecting piece includes a hollow connecting rod and a nut, the hollow connecting rod passes through the front plate, the connecting holes on the positioning block and the back plate from front to back, the nut is installed on the end of the hollow connecting rod by a spiral connection, the interior of the hollow connecting rod is provided with a connecting hole opening toward the rear, and the inner wall of the connecting hole is provided with a vent, the vent connects the internal space of the box with the external space through the connecting hole, and is used for ventilation of the internal space of the box.

[0006] Preferably, a convex portion for positioning is provided on one side of the front plate and the back plate that are close to each other, and a sealing belt is embedded in the side of the convex portion.

[0007] Preferably, the connecting member also includes an elastic support sheet, which is staggered between two adjacent positioning blocks at the same connecting member, and a gap is left between the two adjacent positioning blocks. The connecting portion of the elastic support sheet is located in the gap between the two adjacent positioning blocks and is mounted on the rod body of the hollow connecting rod. The supporting portion of the elastic support sheet is a semi-annular structure, and an air filter is embedded in the supporting portion of the elastic support sheet at a position corresponding to the vent.

[0008] Preferably, the front panel, back panel, left panel, right panel, upper panel and lower panel are all provided with snap-in grooves at positions corresponding to the ends of the elastic support sheet, and the ends of the elastic support sheet are snapped into the snap-in grooves at the corresponding positions.

[0009] Preferably, the ends of the two hollow connecting rods at the lower side are sleeved with air inlet pipes for connecting to an external cold air source.

[0010] Preferably, buckles are provided on the sides of the left plate and the right plate that are away from each other for assembly between distribution boxes.

[0011] Beneficial effects:

[0012] 1. The distribution box consists of six panels: front panel, back panel, left panel, right panel, upper panel and lower panel. The modular setting makes the assembly of the distribution box flexible and simple, and users can easily assemble or disassemble it according to their needs.

[0013] 2. Connectors are provided at the four corners of the distribution box for assembling the various panels, which increases the stability and durability of the entire distribution box.

[0014] 3. A backward connecting hole is opened inside the hollow connecting rod, and a vent is opened on the inner wall. The vent connects the internal space of the box with the external space through the connecting hole, which is used for ventilation of the internal space of the box, helps to prevent overheating of electrical components, and increases the safety and service life of the equipment.

[0015] 4. The connecting part of the elastic support sheet is located in the gap between two adjacent positioning blocks and is mounted on the rod body of the hollow connecting rod. It can effectively absorb and disperse the vibration and pressure caused by mechanical movement or external force. The air filter is embedded in the vent position on the supporting part of the elastic support sheet, which can filter out dust and other particles in the air while maintaining ventilation, protecting the internal components from pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0017] Figure 1This is a schematic diagram of the combined use of a modular assembled distribution box of the utility model;

[0018] Figure 2 This is a schematic diagram of the disassembled structure of a modular assembled distribution box of the utility model;

[0019] Figure 3 This is a schematic diagram of the back structure of a modular assembled distribution box of the utility model;

[0020] Figure 4 It is a schematic diagram of the assembly structure of the connecting piece in the utility model.

[0021] Figure numerals: 1, front panel; 2, back panel; 3, left panel; 4, right panel; 5, upper panel; 6, lower panel; 7, connecting piece; 8, positioning block; 9, revolving door; 10, sealing tape; 11, air inlet pipe; 12, buckle; 71, hollow connecting rod; 72, nut; 73, vent; 74, elastic support sheet; 75, air filter. DETAILED DESCRIPTION

[0022] The embodiments described with reference to the accompanying drawings are exemplary, and embodiments of the present utility model are described in detail below.

[0023] Reference below Figure 1-4 A modular assembled distribution box according to an embodiment of the utility model is described, comprising a front plate 1, a back plate 2, a left side plate 3, a right side plate 4, an upper side plate 5 and a lower side plate 6. The front plate 1, the back plate 2, the left side plate 3, the right side plate 4, the upper side plate 5 and the lower side plate 6 are assembled together to form a box body of the distribution box. A revolving door 9 is arranged on the front plate 1. Connectors 7 are arranged at the four corners inside the box body for assembling the various plates. Both ends of the left side plate 3, the right side plate 4, the upper side plate 5 and the lower side plate 6 are fixedly provided with protruding positioning blocks 8, and the middle parts of the positioning blocks 8 are provided with There are connecting holes that pass through the front and back, and the connecting holes are used to cooperate with the connecting piece 7 to assemble the box. The connecting piece 7 includes a hollow connecting rod 71 and a nut 72. The hollow connecting rod 71 passes through the front plate 1, the connecting holes on the positioning block 8 and the back plate 2 from front to back. The nut 72 is installed on the end of the hollow connecting rod 71 by a spiral connection. A connecting hole opening backwards is opened inside the hollow connecting rod 71, and a vent 73 is opened on the inner wall of the connecting hole. The vent 73 connects the internal space of the box with the external space through the connecting hole, which is used for ventilation of the internal space of the box.

[0024] In the present embodiment, the distribution box is composed of six panels, namely, a front panel 1, a back panel 2, a left panel 3, a right panel 4, an upper panel 5 and a lower panel 6. The modular arrangement makes the assembly of the distribution box flexible and simple, and the user can easily assemble or disassemble it according to the needs. A revolving door 9 is arranged on the front panel 1, and the maintenance personnel can easily open the revolving door 9 for the convenience of inspection and maintenance. Connectors 7 are arranged at the four corners inside the distribution box for assembling the various panels, thereby increasing the stability and durability of the entire distribution box. In addition, protruding positioning blocks 8 are fixedly arranged at both ends of the left panel 3, the right panel 4, the upper panel 5 and the lower panel 6, and a through connecting hole is opened in the middle part of the positioning block 8 for matching the connecting member 7 The assembly of the box body ensures the precise alignment and firm connection of the distribution box during the installation process, wherein the connector 7 includes a hollow connecting rod 71 and a nut 72, wherein the hollow connecting rod 71 penetrates the front plate 1, the connecting holes on the positioning block 8 and the back plate 2 from front to back, and the nut 72 is installed at the end of the hollow connecting rod 71 by a spiral connection, which not only ensures the stability of the structure but also facilitates assembly and disassembly, and furthermore, a backward connecting hole is provided inside the hollow connecting rod 71, and a vent 73 is provided on the inner wall, and the vent 73 connects the internal space of the box body with the external space through the connecting hole, which is used for ventilation of the internal space of the box body, helps to prevent overheating of electrical components, and increases the safety and service life of the equipment.

[0025] In a preferred embodiment, a convex portion for positioning is provided on the side where the front plate 1 and the back plate 2 are close to each other, and a sealing tape 10 is embedded in the side of the convex portion. During operation, the convex portion can not only serve as a guide during assembly, but also enhance the connection stability between the two plates, and the sealing tape 10 can effectively prevent dust, moisture and other foreign substances that may damage electrical equipment from entering the distribution box, thereby improving the reliability and safety of the distribution box, especially under harsh environmental conditions. Over time, the distribution box may move or deform slightly due to various external factors (such as temperature changes, mechanical vibrations, etc.). The sealing tape 10 can provide a certain buffer to reduce the impact of these factors on the connection parts, thereby improving the durability of the overall structure. In some cases, the components of the distribution box may generate noise due to vibrations. The sealing tape 10 can absorb these vibrations, reduce noise, and make the operation of the distribution box quieter.

[0026] In a preferred embodiment, the connecting member 7 also includes an elastic support sheet 74, which is staggered between two adjacent positioning blocks 8 at the same connecting member 7, and a gap is left between the two adjacent positioning blocks 8. The connecting portion of the elastic support sheet 74 is located in the gap between the two adjacent positioning blocks 8, and is mounted on the rod body of the hollow connecting rod 71. The supporting portion of the elastic support sheet 74 is a semi-annular structure, and an air filter 75 is embedded in the supporting portion of the elastic support sheet 74 at a position corresponding to the vent 73.

[0027] In this embodiment, the elastic support sheet 74 serves as a part of the connecting portion to provide additional support and stability. The elastic support sheet 74 is a semi-annular structure, which can provide uniform and flexible supporting force while maintaining sufficient elasticity. The connecting portion of the elastic support sheet 74 is located in the gap between two adjacent positioning blocks 8 and is mounted on the rod body of the hollow connecting rod 71, which can effectively absorb and disperse vibrations and pressure caused by mechanical movement or external forces. An air filter 75 is embedded in the vent position on the supporting portion of the elastic support sheet 74, which can filter out dust and other particles in the air while maintaining ventilation, thereby protecting internal components from contamination.

[0028] In a preferred embodiment, the front plate 1, the back plate 2, the left plate 3, the right plate 4, the upper plate 5 and the lower plate 6 are provided with snap-fit ​​grooves at positions corresponding to the ends of the elastic support sheet 74, and the ends of the elastic support sheet 74 are snap-fitted into the snap-fit ​​grooves at the corresponding positions. During operation, the structural stability and durability of the entire device can be improved by firmly fixing the elastic support sheet 74 on the plate, and the snap-fit ​​grooves and the ends of the elastic support sheet 74 are snap-fitted, making the assembly process simpler and faster, and reducing the assembly cost and time.

[0029] In a preferred embodiment, the ends of the two hollow connecting rods 71 ​​on the lower side are sleeved with an air inlet pipe 11 for connecting to an external cold air source, and the two hollow connecting rods 71 ​​on the upper side are used for exhausting air. During operation, the external cold air source enters the interior of the distribution box through the lower air inlet pipe 11 and the hollow connecting rod 71 to provide cold air for the system. The cold air flows inside the box and absorbs heat, thereby achieving a cooling effect. The heated air is discharged through the upper hollow connecting rod 71 to complete the air circulation. The cold air is directly introduced into the box through the external cold air source, which can effectively reduce the temperature of the equipment and improve the operating efficiency and stability of the equipment. The hollow connecting rod 71 is used as the air inlet and outlet ducts to simplify the design and assembly of the system and reduce the need for additional pipes and components.

[0030] In a preferred embodiment, buckles 12 are provided on the sides of the left side plate 3 and the right side plate 4 that are away from each other for assembly between distribution boxes.

[0031] In a specific implementation: the distribution box is composed of six panels: a front panel 1, a back panel 2, a left panel 3, a right panel 4, an upper panel 5 and a lower panel 6. The modular setting makes the assembly of the distribution box flexible and simple, and the user can easily assemble or disassemble it according to needs. A revolving door 9 is provided on the front panel 1, and maintenance personnel can easily open the revolving door 9 for inspection and maintenance. Connectors 7 are provided at the four corners inside the distribution box for assembling each panel, thereby increasing the stability and durability of the entire distribution box. In addition, raised positioning blocks 8 are fixedly provided at both ends of the left panel 3, the right panel 4, the upper panel 5 and the lower panel 6, and a through connecting hole is provided in the middle portion of the positioning block 8 for cooperating with the connecting member 7 for assembling the box, thereby ensuring the accuracy of the distribution box during installation. Alignment and firm connection, wherein the connector 7 includes a hollow connecting rod 71 and a nut 72, wherein the hollow connecting rod 71 passes through the front plate 1, the connecting holes on the positioning block 8 and the back plate 2 from front to back, and the nut 72 is installed at the end of the hollow connecting rod 71 by a spiral connection, which not only ensures the stability of the structure, but also facilitates assembly and disassembly, and, a backward connecting hole is opened inside the hollow connecting rod 71, and a vent 73 is opened on the inner wall, and the vent 73 connects the internal space of the box with the external space through the connecting hole, which is used for ventilation of the internal space of the box, helps to prevent overheating of electrical components, and increases the safety and service life of the equipment, wherein the front plate 1 and the back plate 2 are close to each other. There are raised parts for positioning, and the side of the raised part is embedded with a sealing belt 10. During operation, the raised portion can not only serve as a guide during assembly, but also enhance the connection stability between the two plates, and the sealing tape 10 can effectively prevent dust, moisture and other foreign substances that may damage electrical equipment from entering the interior of the distribution box, thereby improving the reliability and safety of the distribution box. Especially under harsh environmental conditions, over time, the distribution box may move slightly or deform slightly due to various external factors. The sealing tape 10 can provide a certain buffer to reduce the impact of these factors on the connection parts, thereby improving the durability of the overall structure. In some cases, the components of the distribution box may generate noise due to vibration. The sealing tape 10 can absorb these vibrations, reduce noise, and make the distribution box run more quietly.

[0032] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate 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 that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A modular assembled distribution box, comprising a front panel, a back panel, a left panel, a right panel, an upper panel and a lower panel, characterized in that: The front plate, back plate, left plate, right plate, upper plate and lower plate are assembled together to form a box body of the distribution box, a revolving door is arranged on the front plate, and connecting pieces are arranged at the four corners inside the box body for assembling various plates; Both ends of the left side plate, the right side plate, the upper side plate and the lower side plate are fixedly provided with protruding positioning blocks, and the middle parts of the positioning blocks are provided with connecting holes that pass through the front and back, and the connecting holes are used to cooperate with the connecting pieces to assemble the box body; The connecting piece includes a hollow connecting rod and a nut. The hollow connecting rod passes through the front plate, the connecting holes on the positioning block and the back plate from front to back in sequence. The nut is installed on the end of the hollow connecting rod by means of a spiral connection. A connecting hole opening toward the rear is provided inside the hollow connecting rod, and a vent is provided on the inner wall of the connecting hole. The vent connects the internal space of the box with the external space through the connecting hole, and is used for ventilation of the internal space of the box.

2. A modular assembled distribution box according to claim 1, characterized in that: The front plate and the back plate are both provided with a convex portion for positioning on one side close to each other, and a sealing belt is installed in an embedded manner on the side of the convex portion.

3. A modular assembled distribution box according to claim 2, characterized in that: The connecting member also includes an elastic support sheet, which is staggered between two adjacent positioning blocks at the same connecting member, and a gap is left between the two adjacent positioning blocks. The connecting portion of the elastic support sheet is located in the gap between the two adjacent positioning blocks and is mounted on the rod body of the hollow connecting rod. The supporting portion of the elastic support sheet is a semi-annular structure, and an air filter is embedded in the supporting portion of the elastic support sheet at a position corresponding to the vent.

4. A modular assembled distribution box according to claim 3, characterized in that: The front plate, back plate, left plate, right plate, upper plate and lower plate are all provided with snap-in grooves at positions corresponding to the ends of the elastic support sheet, and the ends of the elastic support sheet are snap-fitted into the snap-in grooves at the corresponding positions.

5. A modular assembled distribution box according to claim 4, characterized in that: The ends of the two hollow connecting rods at the lower side are sleeved with air inlet pipes for connecting to an external cold air source.

6. A modular assembled distribution box according to claim 5, characterized in that: Buckles are provided on the sides of the left plate and the right plate that are away from each other, which are used for assembling distribution boxes.

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