GGD type AC low-voltage power distribution cabinet

Abstract

The utility model relates to the technical field of alternating-current low-voltage power distribution cabinets, in particular to a GGD type alternating-current low-voltage power distribution cabinet. The GGD type AC low-voltage power distribution cabinet comprises a cabinet body frame which comprises a frame body formed by movably connected section bars; a plurality of detachable auxiliary cross beams are arranged on the left side and the right side of the frame body respectively. An auxiliary stand column is detachably arranged on the auxiliary cross beam on each side; through holes are respectively formed in the auxiliary cross beam and the auxiliary upright posts; and the through hole is used for detachably mounting an electrical element or an element mounting bracket. According to the GGD type AC low-voltage power distribution cabinet, a worker can conveniently and flexibly add or modify the positions of the element mounting brackets, and the operation and maintenance of the power distribution cabinet are facilitated.

Description

Technical Field

[0001] This application relates to the technical field of AC low-voltage distribution cabinets, and particularly to a GGD-type AC low-voltage distribution cabinet. Background Art

[0002] The GGD-type AC low-voltage distribution cabinet is applicable to the power distribution systems of power users such as power plants, substations, factories and mines, etc., with an AC frequency of 50Hz, a rated working voltage of 380V, and a rated working current up to 3150A, and is used for the power conversion, distribution and control of power, lighting and distribution equipment.

[0003] In the existing GGD-type AC low-voltage distribution cabinets, their frameworks are generally assembled after being locally welded and baked with paint using 8MF cold-formed steel. The process flow is redundant, and the internal fasteners are tightened, resulting in low operating efficiency of the operators and an increase in the production cycle. On the other hand, their internal structures are often fixedly welded, restricting the general installation areas and positions of the components, causing the users to be unable to flexibly add or modify the positions of the component mounting brackets and electrical components according to the actual requirements of the distribution cabinet components, and thus bringing great inconvenience to the component installation and operation and maintenance of the distribution cabinet. Summary of the Invention

[0004] In order to solve the deficiencies of the existing technology, the purpose of this application is to provide a GGD-type AC low-voltage distribution cabinet with a novel framework structure without a welding process, and capable of flexibly adding or modifying the positions of the component mounting frames, facilitating component installation and operation and maintenance.

[0005] To achieve the above purpose, this application provides a GGD-type AC low-voltage distribution cabinet, including:

[0006] A cabinet framework, including: a framework body composed of movably connected profiles; on the left and right sides of the framework body, a number of detachable auxiliary crossbeams are respectively provided; on each side of the auxiliary crossbeams, detachable auxiliary columns are provided; through holes are respectively provided on the auxiliary crossbeams and the auxiliary columns; the through holes are used for detachably installing electrical components or component mounting brackets.

[0007] Further, the auxiliary crossbeams are symmetrically and spaced apart on the left and right sides of the framework body respectively.

[0008] Further, at least one second auxiliary crossbeam is detachably provided between the auxiliary columns, and through holes are provided on the second auxiliary crossbeam; the through holes are used for detachably installing electrical components or component mounting brackets.

[0009] Further, at least one third auxiliary crossbeam is detachably provided on the framework body, and through holes are provided on the third auxiliary crossbeam; the through holes are used for detachably installing electrical components or component mounting brackets.

[0010] Furthermore, it further includes:

[0011] A front door, which is arranged on the front side of the frame body through a door bracket;

[0012] An instrument door, which is arranged on the front side of the frame body through a door bracket and is located above the front door;

[0013] A front lower ventilation door, which is arranged on the front side of the frame body through a door bracket and is located below the front door.

[0014] Furthermore, it further includes:

[0015] A rear door, which is arranged on the rear side of the frame body through a door bracket;

[0016] A rear upper ventilation door, which is arranged on the rear side of the frame body through a door bracket and is located above the rear door.

[0017] Furthermore, it further includes:

[0018] A top cover, which is arranged on the upper side of the frame body;

[0019] A bottom plate, which is arranged on the lower side of the frame body;

[0020] Sealing plates, which are arranged on the left and right sides of the frame body.

[0021] Furthermore, the front lower ventilation door, the rear upper ventilation door, the top cover and the rear door are all provided with ventilation slots.

[0022] Furthermore, the front door and the rear door are both provided with link locks.

[0023] Furthermore, lifting lugs are also arranged on the frame body.

[0024] For the GGD type AC low-voltage power distribution cabinet of the present application, the frame body of the cabinet frame is connected by profiles without welding, which is convenient for manufacturing and installation.

[0025] For the GGD type AC low-voltage power distribution cabinet of the present application, detachable auxiliary crossbeams, auxiliary columns, second auxiliary crossbeams and third auxiliary crossbeams with adjustable numbers according to actual needs are arranged inside the cabinet frame, which is convenient for the staff to flexibly add or modify the positions of component mounting brackets and is convenient for the operation and maintenance of the power distribution cabinet.

[0026] The GGD type AC low-voltage switchgear cabinet of the present application is provided with an instrument door, a front door, a front lower ventilation door, a rear door and a rear upper ventilation door, and ventilation slots are provided on the front lower ventilation door, the rear upper ventilation door, the top cover and the rear door. The design of splitting the overall door and opening the ventilation slots facilitates the staff to open the corresponding door according to actual needs, and constructs a good ventilation environment.

[0027] Other features and advantages of the present application will be described in the subsequent specification, and in part, will become apparent from the specification, or will be understood by implementing the present application. Brief Description of the Drawings

[0028] The drawings are used to provide a further understanding of the present application, and constitute a part of the specification. Together with the embodiments of the present application, they are used to explain the present application and do not constitute a limitation to the present application. In the drawings:

[0029] Figure 1 is an axonometric view of the GGD type AC low-voltage switchgear cabinet of Embodiment 1 of the present application;

[0030] Figure 2 is another axonometric view of the GGD type AC low-voltage switchgear cabinet of Embodiment 1 of the present application;

[0031] Figure 3 is a structural schematic diagram of the cabinet frame of Embodiment 1 of the present application;

[0032] Figure 4 is another structural schematic diagram of the cabinet frame of Embodiment 1 of the present application;

[0033] Brief Description of the Drawings: 1 - Frame body, 2 - Auxiliary cross beam, 3 - Auxiliary column, 4 - Second auxiliary cross beam, 5 - Third auxiliary cross beam, 6 - Door cross beam, 7 - Through hole, 8 - Lifting lug, 9 - Front door, 10 - Instrument door, 11 - Profile, 12 - Front lower ventilation door, 13 - First rear door, 14 - Second rear door, 15 - Rear upper ventilation door, 16 - Top cover, 17 - Sealing plate, 18 - Ventilation slot, 19 - Door bracket, 20 - Link lock, 21 - Bottom plate, 22 - Busbar clamp mounting bracket, 23 - Busbar clamp. Detailed Description of the Embodiments

[0034] The embodiments of the present application will be described in more detail with reference to the drawings. Although some embodiments of the present application are shown in the drawings, it should be understood that the present application can be implemented in various forms and should not be construed as limited to the embodiments set forth herein. On the contrary, these embodiments are provided to more thoroughly and completely understand the present application. It should be understood that the drawings and embodiments of the present application are only for exemplary purposes and are not used to limit the protection scope of the present application.

[0035] It should be understood that the various steps described in the method embodiments of the present application can be executed in different orders and / or executed in parallel. In addition, the method embodiments may include additional steps and / or omit the steps shown. The scope of the present application is not limited in this regard.

[0036] As used herein, the term "comprising" and its variants are open-ended, that is, "including but not limited to". The term "based on" means "at least partially based on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the following description.

[0037] It should be noted that the modifications of "one" and "a plurality" mentioned in the present application are illustrative rather than restrictive. Those skilled in the art should understand that unless otherwise clearly stated in the context, it should be understood as "one or more". "A plurality" should be understood as two or more.

[0038] Hereinafter, the embodiments of the present application will be described in detail with reference to the accompanying drawings.

[0039] Embodiment 1

[0040] One embodiment of the present application provides an AC low-voltage distribution cabinet of the GGD type, which can flexibly add or modify the position of the component mounting bracket, facilitating component installation and operation and maintenance. The following will refer to Figures 1-4 Describe the AC low-voltage distribution cabinet of the GGD type of the present application in detail:

[0041] An AC low-voltage distribution cabinet of the GGD type includes:

[0042] A cabinet body frame, the cabinet body frame includes a frame body 1 formed by connecting profiles 11 with self-tapping screws. On the left and right sides of the frame body 1, a plurality of detachable auxiliary cross beams 2 are symmetrically and spaced apart. On the plurality of auxiliary cross beams 2 on both sides, detachable auxiliary columns 3 are provided. Through holes 7 are provided on the auxiliary cross beams 2 and the auxiliary columns 3, and the through holes 7 are used for detachably installing component mounting brackets or electrical components.

[0043] It can be understood that the number and positions of the auxiliary cross beams 2 and the auxiliary columns 3 can be adjusted according to the actual component requirements in the distribution cabinet, thereby facilitating the staff to flexibly add or modify the position of the component mounting bracket and facilitating the operation and maintenance of the distribution cabinet.

[0044] Exemplarily, in this embodiment, a busbar clamp mounting bracket 22 is installed on the auxiliary cross beam 2 through the through hole 7 and bolts and nuts adapted to the through hole 7, and a busbar clamp 23 is installed on the busbar clamp mounting bracket 22.

[0045] In this embodiment, two second auxiliary crossbeams 4 are also detachably provided between the auxiliary columns 3, and through holes 7 for detachably mounting an HD13BX knife switch are provided on the second auxiliary crossbeams 4.

[0046] In some other embodiments, the number and position of the second auxiliary crossbeams 4 can be adaptively set according to actual requirements to mount other component mounting brackets or electrical components.

[0047] In this embodiment, a third auxiliary crossbeam 5 is also detachably provided on the frame body 1, and through holes for detachably mounting an HD13BX knife switch rotating mechanism are provided on the third auxiliary crossbeam 5.

[0048] In some other embodiments, the number and position of the third auxiliary crossbeams 5 can be adaptively set according to actual requirements to mount other component mounting brackets or electrical components.

[0049] In this embodiment, the profile referred to is an 8PT profile, which does not require welding and spraying processes and is directly installed using M6 flat head self-tapping screws. The structure is simple, the strength is reliable, and time is saved.

[0050] In this embodiment, the GGD type AC low-voltage power distribution cabinet further includes:

[0051] A front door 9, which is arranged on the front side of the frame body 1 through a door bracket 19;

[0052] An instrument door 10, which is arranged on the front side of the frame body 1 through a door bracket 19 and is located above the front door 9;

[0053] A front lower ventilation door 12, which is arranged on the front side of the frame body 1 through a door bracket 19 and is located below the front door 9.

[0054] In this embodiment, there are two types of door brackets 19, namely double-door brackets and single-door brackets. Among them, the double-door brackets 19 are arranged on the door crossbeam 6. There are 2 door crossbeams 6 arranged on the front side of the frame body 1 and one on the rear side of the frame body 1. The single-door brackets are arranged on the frame body 1.

[0055] In this embodiment, the GGD type AC low-voltage power distribution cabinet further includes:

[0056] A rear door, including a first rear door 13 and a second rear door 14, which is arranged on the rear side of the frame body 1 through a door bracket 19;

[0057] A rear upper ventilation door 15, which is arranged on the rear side of the frame body 1 through a door bracket 19 and is located above the rear door.

[0058] In this embodiment, the GGD type AC low-voltage power distribution cabinet further includes:

[0059] A top cover 16 is provided on the upper side of the frame body 1; a bottom plate 21 is provided on the lower side of the frame body; and sealing plates 17 are provided on the left and right sides of the frame body 1.

[0060] In this embodiment, ventilation slots 18 are provided on the front lower ventilation door 12, the rear upper ventilation door 15, the top cover 16, and the rear door. After the electrical components in the cabinet heat up, the hot air rises and is discharged through the ventilation slots 18 in the top cover 16, while the cold air continuously enters the cabinet through the ventilation slots 18 at the lower end of the front lower ventilation door 12 and the rear door, so that a natural ventilation duct is formed from bottom to top in the cabinet body to achieve heat dissipation.

[0061] In this embodiment, connecting rod locks 20 are provided on both the front door 9 and the rear door. There are two upper and lower connecting rods on the connecting rod lock 20, which work together with the lock core. When the lock core rotates, it drives the connecting rods to move up and down to insert into or leave the through holes of the door bracket, and cooperate with the lock tongue to lock and unlock the door.

[0062] In this embodiment, a 8-mm hem is added to the door panels of each door. The hem not only increases the strength of the door panel but also facilitates the pasting of the sealing sponge strip, so that the protection level reaches IP40.

[0063] In this embodiment, the cabinet internal mounting parts are made of aluminized zinc plate and can be directly installed, eliminating the process of galvanizing and rust-proof passivation treatment.

[0064] In this embodiment, lifting lugs 8 are further provided on the frame body 1. The lifting lugs 8 are used for hoisting the entire GGD type AC low-voltage distribution cabinet.

[0065] The above description is only part of the embodiments of the present application and an explanation of the applied technical principles. Those skilled in the art should understand that the disclosed scope in the present application is not limited to the technical solutions formed by the specific combination of the above technical features, and should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the above disclosed concept. For example, the technical solutions formed by mutually replacing the above features with the (but not limited to) technical features with similar functions disclosed in the present application.

[0066] In addition, although the operations are depicted in a specific order, this should not be construed as requiring the operations to be performed in the specific order shown or in a sequential order. In certain environments, multitasking and parallel processing may be advantageous. Similarly, although several specific implementation details are included in the above discussion, these should not be construed as limiting the scope of the present application. Certain features described in the context of a single embodiment can also be implemented in combination in a single embodiment. Conversely, the various features described in the context of a single embodiment can also be implemented separately or in any suitable sub-combination in multiple embodiments.

[0067] Although the subject matter has been described in language specific to structural features and / or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. On the contrary, the specific features and acts described above are merely example forms of implementing the claims.

Claims

1. A GGD type AC low voltage distribution cabinet, characterized in that: include: The cabinet frame comprises: a frame body formed by movably connected profiles; a plurality of detachable auxiliary beams are respectively arranged on the left and right sides of the frame body; auxiliary columns are detachably arranged on the auxiliary beams on each side; through holes are respectively arranged on the auxiliary beams and the auxiliary columns; the through holes are used to detachably install electrical components or component installation brackets; Wherein, the auxiliary beams are symmetrically arranged at intervals on the left and right sides of the frame body; Among them, at least one second auxiliary crossbeam is detachably arranged between the auxiliary columns; the second auxiliary crossbeam is provided with a through hole; the through hole is used for detachably installing an electrical component or a component mounting bracket.

2. The GGD type AC low voltage distribution cabinet according to claim 1 is characterized in that: The frame body can also be detachably provided with at least one third auxiliary crossbeam, and the third auxiliary crossbeam is provided with a through hole; the through hole is used for detachably installing an electrical component or a component mounting bracket.

3. The GGD type AC low voltage distribution cabinet according to claim 2 is characterized in that: Also includes: A front door, arranged at the front side of the frame body through a door bracket; An instrument door is arranged on the front side of the frame body through a door bracket and is located above the front door; The front lower ventilation door is arranged on the front side of the frame body through a door bracket and is located below the front door.

4. The GGD type AC low voltage distribution cabinet according to claim 3 is characterized in that: Also includes: A rear door, arranged on the rear side of the frame body through a door bracket; The rear upper ventilation door is arranged on the rear side of the frame body through a door bracket and is located above the rear door.

5. The GGD type AC low voltage distribution cabinet according to claim 4 is characterized in that: Also includes: A top cover, arranged on the upper side of the frame body; A bottom plate, arranged on the lower side of the frame body; The sealing plate is arranged on the left and right sides of the frame body.

6. The GGD type AC low voltage distribution cabinet according to claim 5 is characterized in that: The front lower ventilation door, the rear upper ventilation door, the top cover and the rear door are all provided with ventilation slots.

7. The GGD type AC low voltage distribution cabinet according to claim 6 is characterized in that: The front door and the rear door are both provided with connecting rod locks.

8. The GGD type AC low voltage distribution cabinet according to claim 7 is characterized in that: The frame body is also provided with lifting ears.

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