Folding cabinet door structure of switch cabinet

Abstract

The utility model discloses a folding cabinet door structure of a switch cabinet, which comprises the components of a switch cabinet which is internally provided with a pressure relief channel at one side; a folding cabinet door assembly is arranged on one side, far away from the pressure relief channel, of the switch cabinet, and the folding cabinet door assembly is used for reducing impact force and performing subsequent maintenance; the folding cabinet door assembly comprises cabinet doors, the adjacent cabinet doors are detachably connected through connecting pieces, and the cabinet doors are folded through pulley blocks. According to the utility model, the cabinet door is opened and closed in a folding manner through the connecting piece, when explosion occurs in the cabinet body, high-pressure gas is discharged to the outside through the pressure relief channel at one side, and the cabinet door is protected through the limiting assembly, so that threats to the outer side of the switch cabinet are greatly reduced, a worker can conveniently open the cabinet door for subsequent maintenance, and the working efficiency is improved. Pulley blocks are arranged above and below the cabinet doors on the two sides, the sliding strokes of the cabinet doors are controlled through sliding rails and limiting blocks, and when the interior of the cabinet body explodes, the cabinet doors are effectively prevented from being burst open.

Description

Technical Field

[0001] The utility model relates to the technical field of switch cabinets, in particular to a folding cabinet door structure of a switch cabinet. Background Art

[0002] Switchgear is a device used to control, protect and distribute electricity. According to the scope of use and voltage level, it can be divided into low-voltage switchgear, medium-voltage switchgear, high-voltage switchgear, etc. Its structural design usually takes into account factors such as electrical safety, reliability, and ease of maintenance. It has strong earthquake resistance, fire resistance, and explosion resistance. It is currently widely used in various fields of the power system, such as power plants, substations, industrial enterprises, commercial buildings, etc.

[0003] When an explosion occurs due to improper operation of a component inside the switch cabinet or other factors, the resulting pressure wave will have a huge impact on the cabinet door, which may cause the cabinet door to burst open suddenly. Since the cabinet door is generally fixed with a pin on only one side, when an explosion occurs, the bolt on one side of the cabinet door breaks and the other side will rotate rapidly with the pin. In this case, if there are staff or other objects outside, the impact force of the cabinet door may cause serious casualties or damage to objects. Utility Model Content

[0004] The purpose of the utility model is to solve the above problems and provide a foldable cabinet door structure for a switch cabinet.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions, including:

[0006] A switch cabinet, wherein a pressure relief channel is provided inside one side of the switch cabinet, and the pressure relief channel is used to discharge high-pressure gas;

[0007] A folding cabinet door assembly is provided on one side of the switch cabinet away from the pressure relief channel, and the folding cabinet door assembly is used to reduce impact force and perform subsequent maintenance;

[0008] The folding cabinet door assembly comprises cabinet doors, adjacent cabinet doors are detachably connected via connecting pieces, and the cabinet doors are folded via a pulley block.

[0009] As a further description of the above technical solution, the switch cabinet is symmetrically provided with guide rails at the upper and lower ends of one side of the cabinet door, and the guide rails and the pulley block are used to limit the moving stroke of the cabinet door.

[0010] As a further description of the above technical solution, the guide rail is provided with a limiting groove, and limiting blocks are provided on both sides of the guide rail.

[0011] As a further description of the above technical solution, the cabinet door is in the shape of an elongated strip, and the material of the cabinet door is any one of alloy steel, carbon fiber, polyester foam, and composite plastic.

[0012] As a further description of the above technical solution, the cabinet doors are provided in 5-10 groups, and the width of the cabinet doors is 10-40 cm.

[0013] As a further description of the above technical solution, the pulley groups are symmetrically arranged on both sides of the cabinet door, and the number of the pulley groups is 2-4 groups.

[0014] As a further description of the above technical solution, the connecting member is any one of a bolt, a pin, and a hinge.

[0015] As a further description of the above technical solution, the connecting member includes a first connecting member and a second connecting member, and the connecting members are detachably connected via a rotating member.

[0016] As a further description of the above technical solution, buffer parts are symmetrically coated on both ends of the connecting member, and the thickness of the buffer parts is 5-10 mm.

[0017] As a further description of the above technical solution, a mounting seat is detachably mounted on the outer side of the buffer component, and the mounting seat is used to install the pulley block.

[0018] The beneficial effects of the utility model are as follows:

[0019] 1. In the utility model, the cabinet door is opened and closed in a folding manner through a connecting piece. When an explosion occurs inside the cabinet, the high-pressure gas will be discharged to the outside through a pressure relief channel on one side. The cabinet door is protected by a limit assembly, which greatly reduces the threat to the outside of the switch cabinet. The folding structure makes it convenient for the staff to open the cabinet door for subsequent maintenance work.

[0020] 2. In the utility model, the cabinet door is composed of multiple long strips of high-strength materials, and two pieces of material are rotatably connected by connecting pieces. The cabinet doors on both sides are provided with pulley blocks above and below. The sliding stroke of the cabinet door is controlled by the slide rail and the limit block. When an explosion occurs inside the cabinet, the cabinet door can be effectively prevented from being rushed open.

[0021] In order to more clearly illustrate the structural features and functions of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the switch cabinet of the utility model;

[0023] Figure 2 This is a front view of the folding cabinet door assembly of the utility model;

[0024] Figure 3 It is a top view of the folding cabinet door assembly of the utility model;

[0025] Figure 4 yes Figure 3 An enlarged schematic diagram of

[0026] Figure 5 It is the front view of the connector of the utility model;

[0027] Figure 6 It is a top view of the connector of the utility model.

[0028] Reference numerals:

[0029] 1. Switch cabinet; 2. Pressure relief channel; 3. Folding cabinet door assembly; 31. Cabinet door; 32. Connecting piece; 321. First connecting piece; 322. Second connecting piece; 323. Rotating piece; 324. Buffer piece; 325. Mounting seat; 33. Pulley block; 34. Guide rail; 341. Limiting groove; 342. Limiting block. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0031] like Figure 1-Figure 6 As shown, in one embodiment, a folding door structure of a switch cabinet includes: a switch cabinet 1, and a pressure relief channel 2 is provided inside one side of the switch cabinet 1 to effectively discharge the high-pressure gas that may be generated. At the same time, in order to further reduce the impact force and facilitate subsequent maintenance work, a folding door assembly 3 is specially configured on the side away from the pressure relief channel 2, which can not only reduce the impact force in the case of explosion or high pressure, but also enable maintenance personnel to more easily perform maintenance and maintenance work, ensuring the continuous and stable operation of the equipment and ensuring safe use.

[0032] Furthermore, the switch cabinet 1 is symmetrically provided with guide rails 34 at the upper and lower ends of one side of the cabinet door 31, and the guide rails 34 cooperate with the pulley block 33 to limit the movement of the cabinet door 31. Specifically, the guide rail 34 is provided with a limit groove 341, and limit blocks 342 are provided on both sides of the guide rail 34; the pulley blocks 33 are symmetrically arranged on both sides of the cabinet door 31, and the number of the pulley blocks 33 is 2-4. Through the precise design and cooperation of the guide rail 34 and the pulley block 33, not only can the movement of the cabinet door 31 be effectively limited, but also the convenience and stability of operation of the cabinet door 31 can be improved.

[0033] like Figure 1-Figure 6As shown, in this embodiment, the folding cabinet door assembly 3 includes cabinet doors 31, and adjacent cabinet doors 31 are detachably connected by connecting pieces 32, and the cabinet doors 31 are folded by pulley sets 33. Among them, the cabinet doors 31 are in the shape of long strips, which is conducive to saving space when folded and providing sufficient coverage when unfolded. The material of the cabinet door 31 can be selected from any one of alloy steel, carbon fiber, polyester foam or composite plastic. Alloy steel has high strength, carbon fiber is light and strong, polyester foam has good sound insulation effect, and composite plastic combines the advantages of multiple materials. According to specific needs and environmental conditions, select appropriate materials to ensure the performance and durability of the folding cabinet door assembly 3. Specifically, 5-10 groups of cabinet doors 31 are provided, and the width of the cabinet door 31 is 10-40cm.

[0034] like Figure 1-Figure 6 As shown, in this embodiment, the connecting member 32 includes a first connecting member 321 and a second connecting member 322, and the connecting members 32 are detachably connected via a rotating member 323. Specifically, the connecting member 32 can be any type of bolt, pin or hinge to ensure the firmness of the connection and convenient disassembly.

[0035] Furthermore, the two ends of the connecting member 32 are symmetrically covered with buffering members 324, which play a buffering role when the connecting member 32 is impacted or vibrated, protecting the connecting member 32 and the overall structure from damage; the outer side of the buffering member 324 is detachably mounted with a mounting seat 325, which is used to mount the pulley block 33, improve the stability and durability of the folding cabinet door assembly 3, and ensure its long-term reliable operation. Specifically, the thickness of the buffering member 324 is 5-10 mm.

[0036] Working principle:

[0037] The cabinet door 31 is opened and closed in a folding manner through the connecting piece 32. When an explosion occurs inside the cabinet, the high-pressure gas generated will be discharged to the outside through the side provided with the pressure relief channel 2. The cabinet door 31 is equipped with a limit assembly, which can protect the cabinet door 31 and greatly reduce the threat to the outside of the switch cabinet 1, ensuring safety, and also making it convenient for the staff to open the cabinet door 31 for subsequent maintenance work: the cabinet door 31 is composed of multiple long strips of high-strength material, and the two pieces of material are rotatably connected by a connecting piece 32. Pulley sets 33 are provided on both sides, and are equipped with slide rails and limit blocks 342 for controlling the movement of the cabinet door 31.

[0038] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A foldable door structure for a switch cabinet, characterized in that: include: A switch cabinet (1), wherein a pressure relief channel (2) is provided inside one side of the switch cabinet (1), and the pressure relief channel (2) is used to discharge high-pressure gas; A folding cabinet door assembly (3) is provided on a side of the switch cabinet (1) away from the pressure relief channel (2), and the folding cabinet door assembly (3) is used to reduce impact force and perform subsequent maintenance; The folding cabinet door assembly (3) comprises cabinet doors (31), adjacent cabinet doors (31) are detachably connected via connecting pieces (32), and the cabinet doors (31) are folded via a pulley block (33).

2. The switch cabinet folding door structure according to claim 1, characterized in that: The switch cabinet (1) is symmetrically provided with guide rails (34) at the upper and lower ends of one side of the cabinet door (31); the guide rails (34) and the pulley block (33) are used to limit the movement stroke of the cabinet door (31).

3. The switch cabinet folding door structure according to claim 2, characterized in that: The guide rail (34) is provided with a limiting groove (341), and limiting blocks (342) are provided on both sides of the guide rail (34).

4. The switch cabinet folding door structure according to claim 1, characterized in that: The cabinet door (31) is in the shape of an elongated strip, and the material of the cabinet door (31) is any one of alloy steel, carbon fiber, polyester foam, and composite plastic.

5. The switch cabinet folding door structure according to claim 1, characterized in that: The cabinet doors (31) are provided in 5 to 10 groups, and the width of the cabinet doors (31) is 10 to 40 cm.

6. The switch cabinet folding door structure according to claim 1, characterized in that: The pulley groups (33) are symmetrically arranged on both sides of the cabinet door (31), and the number of the pulley groups (33) is 2-4.

7. The switch cabinet folding door structure according to claim 1, characterized in that: The connecting member (32) is any one of a bolt, a pin and a hinge.

8. The switch cabinet folding door structure according to claim 1, characterized in that: The connecting member (32) comprises a first connecting member (321) and a second connecting member (322), and the connecting members (32) are detachably connected via a rotating member (323).

9. The switch cabinet folding door structure according to claim 1, characterized in that: Both ends of the connecting member (32) are symmetrically covered with buffer members (324), and the thickness of the buffer member (324) is 5-10 mm.

10. The switch cabinet folding door structure according to claim 9, characterized in that: A mounting seat (325) is detachably mounted on the outer side of the buffer member (324), and the mounting seat (325) is used to mount the pulley block (33).

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