Structure of device capable of being overhauled without disassembly of component

Abstract

The utility model discloses a structure of a device capable of being overhauled without dismounting components, which comprises a cabinet body frame and a rear upper door used for installing the components, one end of the rear upper door is hinged with the cabinet body frame, and the rear upper door is turned over to open and close relative to the cabinet body frame; one end of the connecting rod is hinged to the rear upper door, and the other end of the connecting rod is connected with the cabinet body frame in a sliding fit mode. According to the utility model, by arranging the movable rear upper door and the rear side plate, the rear upper door can be opened and closed relative to the cabinet body, and by arranging the components on the rear upper door, the installation mode of the components in the cabinet body is further optimized, so that the components such as the mutual inductor can be arranged in the cabinet body more quickly, and during later maintenance, the maintenance efficiency is improved. A user can overhaul components by opening the rear upper door, the difficulty of overhaul and disassembly is greatly reduced, meanwhile, a connecting rod structure between the rear upper door and the rear side plate also ensures the overall supporting strength of the equipment during overhaul, and the safety is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of switch cabinets and relates to a structure that allows components to be repaired without disassembly. Background Art

[0002] In existing metal-clad removable switchgear, various electrical components such as circuit breakers, disconnectors, load switches, and transformers are all fixed on the mounting beams of the cabinet frame. When the components need to be inspected and maintained later, they must be completely removed manually for replacement and maintenance. However, the internal space of the switch cabinet is limited, the number of components is large, and most of them are relatively bulky. In addition, the wiring structure is complicated and cumbersome, which brings great difficulty and operational safety risks to manual disassembly work, resulting in excessively high maintenance costs for existing switchgear. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a structure that allows components to be repaired without disassembling.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A structure that satisfies the requirement for components to be repaired without disassembly, comprising a cabinet frame and a rear upper door for installing components, one end of the rear upper door being hinged to the cabinet frame, and the rear upper door being flipped open and closed relative to the cabinet frame; and a connecting rod, one end of which is hinged to the rear upper door, and the other end being slidably connected to the cabinet frame.

[0006] Furthermore, the cabinet frame includes a left rear side panel, a right rear side panel and a rear cross beam. The left rear side panel and the right rear side panel are arranged parallel to each other, and a space for accommodating components is formed between the left rear side panel and the right rear side panel. The two ends of the rear cross beam are respectively connected to the left rear side panel and the right rear side panel, and the bottom of the rear upper door is hinged to the rear cross beam.

[0007] Furthermore, a slide groove of a set length is provided on the left rear side plate or the right rear side plate, and a sliding portion is provided at one end of the connecting rod, and the sliding portion is slidably connected to the slide groove.

[0008] Furthermore, the slide groove is arranged along the vertical direction.

[0009] Furthermore, a bracket is fixedly provided on the rear upper door, and one end of the connecting rod is rotatably connected to the bracket via an axle pin.

[0010] Furthermore, it also includes a support platform, the two ends of which are respectively against the rear upper door and the ground.

[0011] In summary, the benefits of the present invention are:

[0012] The utility model provides a movable rear door and rear side panel structure so that the rear door can be opened and closed relative to the cabinet body. By arranging the components in the rear door, the installation method of the components in the cabinet body is further optimized, so that components such as mutual inductors can be set into the cabinet body more quickly. During later maintenance, the user can perform maintenance operations on the components by opening the rear door, which greatly reduces the difficulty of maintenance and disassembly. At the same time, the connecting rod structure between the rear door and the rear side panel also ensures the overall supporting strength of the equipment during maintenance, ensuring safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the rear upper door part of the utility model.

[0014] Figure 2 It is a structural diagram of the cabinet frame.

[0015] Figure 3 It is a schematic diagram of the structure in working state.

[0016] Figure 4 for Figure 3 Schematic diagram of the cross-section structure in.

[0017] Figure 5 This is a schematic diagram of the structure under maintenance.

[0018] Figure 6 for Figure 5 Schematic diagram of the cross-section structure in.

[0019] Markings in the figure: 11, right rear side panel; 12, left rear side panel; 13, rear cross beam; 14, slide groove; 2, rear upper door; 21, bracket; 22, connecting rod; 221, sliding part; 23, movable hinge; 3, components; 4, support platform. DETAILED DESCRIPTION

[0020] The following describes the embodiments of the present invention through specific examples. Those skilled in the art will readily understand the other advantages and benefits of the present invention from the disclosure herein. The present invention may also be implemented or applied through various other specific embodiments, and the details in this specification may be modified or altered based on different perspectives and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features within these embodiments may be combined with one another, unless they conflict.

[0021] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention. Therefore, the drawings only show components related to the present invention and are not drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component can be changed arbitrarily, and the component layout type may also be more complicated.

[0022] All directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, horizontal, vertical...) are only used to explain the relative position relationship, movement status, etc. between the various components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0023] Due to installation errors and other reasons, the parallel relationship referred to in the embodiments of the present invention may actually be an approximately parallel relationship, and the perpendicular relationship may actually be an approximately perpendicular relationship.

[0024] A structure that satisfies the need for component maintenance without disassembly is provided on a cabinet frame and is used for the installation of components 3 on the cabinet and for rapid maintenance and repair work.

[0025] Specifically, refer to Figure 2 The cabinet frame includes a left rear side panel 12, a right rear side panel 11, and a rear crossbeam 13. The left rear side panel 12 and the right rear side panel 11 are vertically parallel to each other, and a space for accommodating the structure is formed between the two rear side panels. The rear crossbeam 13 is arranged between the left rear side panel 12 and the right rear side panel 11. The two ends of the rear crossbeam 13 are respectively fixedly connected to the two rear side panels, and the structure is installed on the rear crossbeam 13.

[0026] Reference Figure 1 The structure includes a rear upper door 2, a connecting rod 22, a bracket 21, an axle pin and a movable hinge 23. The component 3 is fixedly arranged on the rear upper door 2. One side of the rear upper door 2 is connected to the rear cross beam 13 through a movable hinge 23. Specifically, the bottom edge of the rear upper door 2 is connected to the rear cross beam 13, so that the rear upper door 2 can be flipped up and down relative to the rear cross beam 13. When the rear upper door 2 is flipped upward until it is against the left and right rear side panels 11 on both sides, the component 3 is accommodated in the space of the left and right rear side panels 11 and is connected to the equipment in the cabinet. At this time, the component 3 is in a working state relative to the cabinet body; when the rear upper door 2 is flipped downward, the component 3 can be moved out of the cabinet. At this time, the component 3 is in a maintenance state relative to the cabinet body.

[0027] The bracket 21 is provided on the left and right sides of the rear upper door 2. The bracket 21 is fixedly connected to the rear upper door 2 by means of rivets, bolts, etc. One end of the connecting rod 22 is connected to the bracket 21. The connecting rod 22 and the bracket 21 are penetrated by an axle pin, so that the connecting rod 22 can rotate relative to the bracket 21 with the axle pin as the center. The connecting rod 22 can rotate within a set range to form a set angle relative to the rear upper door 2.

[0028] A sliding portion 221 is provided at the other end of the connecting rod 22. The sliding portion 221 may include a sliding pin and a ring cap at the end of the sliding pin. A sliding groove 14 is provided on the left rear side plate 12 or the right rear side plate 11. The sliding groove 14 is in the form of a straight strip groove and is preferably arranged vertically. The sliding portion 221 is inserted into the sliding groove 14 and can slide relative to the sliding groove 14 through the sliding pin. The ring cap prevents the sliding portion 221 from falling off the sliding groove 14.

[0029] In working state, refer to Figure 3 and Figure 4 , the connecting rod 22 is stored in a position close to the rear upper door 2, and the sliding portion 221 is located at the top of the slide 14; in the maintenance state, refer to Figure 5 and Figure 6 When the rear upper door 2 is flipped out downward, the connecting rod 22 flips relative to the rear upper door 2, and the sliding part 221 moves down a set distance along the slide groove 14 until the two ends of the connecting rod 22 and the movable hinge 23 together form a triangular support structure for the rear upper door 2. At this position, the lower connecting rod 22 can pull the rear upper door 2 to maintain the rear upper door 2 in the set position. In this embodiment, the rear upper door 2 is preferably maintained in a horizontal position, which is convenient for users to perform operations such as maintenance on the components 3 thereon. Furthermore, a support platform 4 can be provided, and the support platform 4 is provided on the ground. The top of the support platform 4 is against the bottom of the rear upper door 2 to further strengthen the support for the rear upper door 2.

[0030] Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

Claims

1. A structure that satisfies the requirement of components being repairable without disassembly, characterized in that: The utility model comprises a cabinet frame and a rear upper door (2) for installing components (3), one end of the rear upper door (2) is hinged to the cabinet frame, and the rear upper door (2) is flipped open and closed relative to the cabinet frame; and the utility model also comprises a connecting rod (22), one end of which is hinged to the rear upper door (2) and the other end is connected to the cabinet frame in a sliding manner.

2. A structure according to claim 1 that satisfies the requirement of components being repairable without disassembly, characterized in that: The cabinet frame comprises a left rear side panel (12), a right rear side panel (11) and a rear crossbeam (13); the left rear side panel (12) and the right rear side panel (11) are arranged parallel to each other, and a space for accommodating components (3) is formed between the left rear side panel (12) and the right rear side panel (11); two ends of the rear crossbeam (13) are respectively connected to the left rear side panel (12) and the right rear side panel (11); and the bottom of the rear upper door (2) is hinged to the rear crossbeam (13).

3. The structure of the device that satisfies the requirement of component maintenance without disassembly according to claim 2, characterized in that: A sliding groove (14) of a set length is provided on the left rear side plate (12) or the right rear side plate (11), and a sliding portion (221) is provided at one end of the connecting rod (22), and the sliding portion (221) is connected to the sliding groove (14) in a sliding manner.

4. The structure of the device that satisfies the requirement of component maintenance without disassembly according to claim 3, characterized in that: The sliding groove (14) is arranged along the vertical direction.

5. The structure of the device that satisfies the requirement of component maintenance without disassembly according to claim 1, characterized in that: A bracket (21) is fixedly provided on the rear upper door (2), and one end of the connecting rod (22) is rotatably connected to the bracket (21) via an axle pin.

6. The structure of the device that satisfies the requirement of component maintenance without disassembly according to claim 1, characterized in that: It also includes a support platform (4), the two ends of which are respectively against the rear upper door (2) and the ground.

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