CN216016094U

CN216016094U - Low-voltage cabinet casing that protective strength is high

Info

Publication number: CN216016094U
Application number: CN202122415242.5U
Authority: CN
Inventors: 符爱兵; 杜昌波
Original assignee: Suwen Electric Energy Technology Co ltd
Current assignee: Suwen Electric Energy Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-11
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a low-voltage cabinet casing that protective strength is high, including the low-voltage cabinet casing, the laminating of the inner chamber lateral wall of low-voltage cabinet casing is provided with first strengthening frame, lateral wall symmetry can be dismantled and be connected with second strengthening frame about the low-voltage cabinet casing, the top of low-voltage cabinet casing can be dismantled and be connected with the weather enclosure, the bottom four corners fixed welding respectively of low-voltage cabinet casing has the support column, four the bottom fixedly connected with mount pad respectively, four of support column the screw thread mounting hole has been seted up respectively to the surface of mount pad, the logical groove of rectangle heat dissipation has been seted up to lateral wall symmetry about the low-voltage cabinet casing upper end. This low-voltage cabinet casing that protective strength is high, through mutually supporting of low-voltage cabinet casing, first strengthening frame, second strengthening frame, the stiffening beam that sets up make holistic structural strength higher, the appearance is pleasing to the eye, and casing intensity under the equal cross-section obviously strengthens, has reduced transportation, installation, earthquake to the influence of the cabinet body.

Description

Low-voltage cabinet casing that protective strength is high

Technical Field

The utility model relates to a low-voltage board field, in particular to low-voltage board casing that protective strength is high.

Background

The low-voltage cabinet is suitable for power distribution systems in industries such as power plants, petroleum, chemical engineering, metallurgy, textiles and high-rise buildings, is mainly used in places with high automation degree and requirements for computer interfaces, such as large-scale power plants and petrochemical systems, and is used as a low-voltage complete power distribution device for power distribution, motor centralized control and reactive power compensation in power generation and supply systems with three-phase alternating-current frequency of 50Hz, rated working voltage of 380V and rated current of 4000A or below.

In chinese utility model patent application no: CN202021128765.0 discloses a safe type low-voltage cabinet convenient to overhaul, the device include the low-voltage cabinet, low-voltage cabinet one end fixed mounting has the protection ceiling, low-voltage cabinet other end fixed mounting has the through wires hole, low-voltage cabinet one side fixed mounting has the access door, access door outer surface fixed mounting has the trick lock, low-voltage cabinet below fixed mounting has steel unable adjustment base, the integrative handle of indent has all been seted up at the low-voltage cabinet both ends, the louvre has all been seted up to the low-voltage cabinet below being located the integrative handle of indent. The bulk strength of the device main body is relatively poor, the condition of deformation or bending can occur when the device breaks down, and the heat dissipation holes arranged simultaneously do not have a dustproof structure, so that the dust can enter the inner cavity of the device and influence the normal operation of components and parts, and the device is inconvenient to maintain.

Therefore, it is necessary to provide a low-voltage cabinet housing with high protection strength to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a low-voltage cabinet casing that protective strength is high, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a low-voltage cabinet shell with high protection strength comprises a low-voltage cabinet shell, wherein a first reinforcing frame is arranged on the side wall of an inner cavity of the low-voltage cabinet shell in a laminating manner, the left side wall and the right side wall of the low-voltage cabinet shell are symmetrically detachably connected with second reinforcing frames, the top of the low-voltage cabinet shell is detachably connected with a rain-proof shed, supporting columns are fixedly welded at four corners of the bottom of the low-voltage cabinet shell respectively, the bottoms of the four supporting columns are fixedly connected with mounting seats respectively, the outer surfaces of the four mounting seats are respectively provided with threaded mounting holes, the left side wall and the right side wall at the upper end of the low-voltage cabinet shell are symmetrically provided with rectangular heat dissipation through grooves, the upper ends of the two opposite sides of the second reinforcing frames are symmetrically detachably connected with first fixing frames, the opposite sides of the two first fixing frames are symmetrically detachably connected with second fixing frames, and the inner cavities of the two second fixing frames are respectively detachably connected with a dust removal screen plate, the middle parts of the inner cavities of the two second reinforcing frames are respectively fixedly connected with a reinforcing beam, the middle parts of the left and right side walls of the low-voltage cabinet shell are respectively connected with a lifting ring through bolts, the front and rear ends of the top parts of the two first fixing frames are respectively provided with a second fixing groove, the middle wall bodies of the upper ends of the two opposite sides of the first fixing frames are symmetrically provided with a third fixing groove, the bottom wall bodies of the two first fixing frames are symmetrically and fixedly connected with placing seats, the front and rear ends of the top parts of the two placing seats are respectively provided with a first fixing groove, the front and rear ends of the bottom parts of the two second fixing frames are respectively provided with a fixing column, the front and rear ends of the top parts of the two second fixing frames are respectively fixedly connected with a fixing block, the adjacent ends of the bottoms of the two groups of fixing blocks are respectively fixedly connected with a fixing insert block, and the middle parts of the top parts of the two second fixing frames are respectively provided with a sliding groove, two because the compression groove is seted up to the both sides wall body symmetry around the sliding tray inner chamber, two the inner chamber symmetry of sliding tray is inserted and is equipped with the sliding seat, two fixedly connected with draws the piece, two respectively in the top centre of sliding seat the relative lateral wall body symmetry fixedly connected with rectangle inserted block of sliding seat, two the sliding seat is close to the front and the back wall body of one end respectively fixedly connected with extrusion piece mutually, and is two sets of one lateral wall body of carrying on the back mutually of extrusion piece is fixedly connected with spring respectively.

Preferably, the two first fixing frames are matched with the two rectangular heat dissipation through grooves respectively in position, the upper ends of the opposite sides of the two first fixing frames are connected with the upper ends of the opposite sides of the two second reinforcing frames through bolts respectively, and the lower ends of the opposite sides of the two first fixing frames are connected with the opposite sides of the two reinforcing beams through bolts respectively.

Preferably, the two groups of fixing columns are respectively inserted into the inner cavities of the two groups of first fixing grooves, and the fixing columns are matched with the first fixing grooves.

Preferably, the two groups of fixed insertion blocks are respectively inserted into the inner cavities of the two groups of second fixing grooves, and the fixed insertion blocks are matched with the second fixing grooves.

Preferably, one ends, close to each other, of the two rectangular insertion blocks are respectively inserted into the inner cavities of the two third fixing grooves, and the rectangular insertion blocks are matched with the third fixing grooves.

Preferably, the two groups of the extrusion blocks are respectively positioned in the inner cavities of the two groups of compression grooves, the extrusion blocks are matched with the compression grooves, and the two groups of the springs are far away from one group and are respectively fixedly connected with the wall bodies on the opposite sides of the inner cavities of the two groups of compression grooves.

Preferably, the low-voltage cabinet shell is formed by locally welding KS cold-formed steel, four corners of the first reinforcing frame and four corners of the second reinforcing frame are inwards bent to form bending angles, and the low-voltage cabinet shell, the first reinforcing frame and the second reinforcing frame are all rectangular structures.

Advantageous effects

Compared with the prior art, the utility model provides a low-voltage cabinet casing that protective strength is high possesses following beneficial effect:

1. this low-voltage cabinet casing that protective strength is high, low-voltage cabinet casing through setting up, first strengthening frame, second strengthening frame, mutually supporting of stiffening beam makes holistic structural strength higher, the appearance is pleasing to the eye, the casing intensity under the equal cross-section obviously strengthens, the transportation has been reduced, the installation, the earthquake is to the influence of the cabinet body, adapt to the work demand under the various condition better, the transportation handling of the device is made things convenient for in the setting of hoist and transport ring, rain-proof effect can be played in the setting of weather enclosure, the setting of mount pad and screw thread mounting hole makes things convenient for the device to install with the channel-section steel.

2. This low-voltage cabinet casing that protective strength is high, the cooperation setting that dust removal otter board and rectangle heat dissipation lead to the groove can be in the radiating entering of separation dust in, place the seat through setting up, first fixed slot, the fixed column, the fixed block, fixed inserted block, the second fixed slot, the third fixed slot, the rectangle inserted block, the sliding seat, draw the piece, the extrusion piece, a spring, the installation and the dismantlement of the fixed frame of second can be made things convenient for in the mutually supporting in compression groove, and then conveniently clean or change the dust removal otter board, and is simple in operation, be convenient for maintain the dust removal otter board.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the low-voltage cabinet casing of the present invention;

fig. 3 is a schematic structural view of a second reinforcing frame according to the present invention;

fig. 4 is a schematic structural view illustrating the first and second fixing frames according to the present invention;

fig. 5 is a schematic structural view illustrating the sliding seat and the second fixing frame according to the present invention.

In the figure: 1. a low-voltage cabinet housing; 2. a first reinforcing frame; 3. a second reinforcing frame; 4. a rain-proof shed; 5. a support pillar; 6. a mounting seat; 7. a threaded mounting hole; 8. hoisting a ring; 9. a rectangular heat dissipation through groove; 10. a first fixed frame; 11. a second fixed frame; 12. a dust removal screen plate; 13. a reinforcing beam; 14. a placing seat; 15. a first fixing groove; 16. a second fixing groove; 17. a third fixing groove; 18. a fixed block; 19. fixing the insert block; 20. a sliding seat; 21. a rectangular insert block; 22. a sliding groove; 23. a compression groove; 24. extruding the block; 25. pulling the block; 26. a spring; 27. and (5) fixing the column.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-5, a low-voltage cabinet casing with high protection strength comprises a low-voltage cabinet casing 1, wherein the low-voltage cabinet casing 1 is formed by partially welding KS cold-formed steel, a first reinforcing frame 2 is attached to the side wall of an inner cavity of the low-voltage cabinet casing 1, the left side wall and the right side wall of the low-voltage cabinet casing 1 are symmetrically detachably connected with a second reinforcing frame 3, four corners of the first reinforcing frame 2 and the second reinforcing frame 3 are bent inwards to form folding angles, the low-voltage cabinet casing 1, the first reinforcing frame 2 and the second reinforcing frame 3 are all of rectangular structures, a weather enclosure 4 is detachably connected to the top of the low-voltage cabinet casing 1, the weather enclosure 4 can play a role in rain protection, support columns 5 are fixedly welded to four corners of the bottom of the low-voltage cabinet casing 1 respectively, mounting seats 6 are fixedly connected to the bottoms of the four support columns 5 respectively, threaded mounting holes 7 are formed in the outer surfaces of the four mounting seats 6 respectively, the installation of the device and channel steel is facilitated by the installation seat 6 and the threaded installation hole 7, the rectangular heat dissipation through grooves 9 are symmetrically formed in the left side wall and the right side wall of the upper end of the low-voltage cabinet shell 1, the upper ends of the opposite sides of the two second reinforcing frames 3 are symmetrically and detachably connected with first fixing frames 10, the two first fixing frames 10 are respectively matched with the positions of the two rectangular heat dissipation through grooves 9, the upper ends of the opposite sides of the two first fixing frames 10 are respectively connected with the upper ends of the opposite sides of the two second reinforcing frames 3 through bolts, the lower ends of the opposite sides of the two first fixing frames 10 are respectively connected with the opposite sides of the two reinforcing beams 13 through bolts, the opposite sides of the two first fixing frames 10 are symmetrically and detachably connected with second fixing frames 11, the inner cavities of the two second fixing frames 11 are respectively and detachably connected with dust removal mesh plates 12, and the matching arrangement of the dust removal mesh plates 12 and the rectangular heat dissipation through grooves 9 can block dust from entering during heat dissipation, the middle parts of the inner cavities of the two second reinforcing frames 3 are respectively fixedly connected with a reinforcing beam 13, the overall structural strength is higher through the mutual matching of the arranged low-voltage cabinet shell 1, the first reinforcing frame 2, the second reinforcing frame 3 and the reinforcing beam 13, the appearance is attractive, the shell strength under the same cross section is obviously enhanced, the influence of transportation, installation and earthquake on the cabinet body is reduced, the working requirements under various conditions are better adapted, the middle parts of the left side wall and the right side wall of the low-voltage cabinet shell 1 are respectively connected with a hoisting ring 8 through bolts, the hoisting ring 8 is convenient to transport and hoist, the front end and the rear end of the top of the two first fixing frames 10 are respectively provided with a second fixing groove 16, the middle wall bodies of the upper ends of the two opposite sides of the two first fixing frames 10 are symmetrically provided with a third fixing groove 17, and the bottom wall bodies of the two first fixing frames 10 are symmetrically and fixedly connected with placing seats 14, the front end and the rear end of the top of the two placing seats 14 are respectively provided with a first fixing groove 15, the front end and the rear end of the bottom of the two second fixing frames 11 are respectively provided with a fixing column 27, the two groups of fixing columns 27 are respectively inserted into the inner cavities of the two groups of first fixing grooves 15, the fixing columns 27 are matched with the first fixing grooves 15, the front end and the rear end of the top of the two second fixing frames 11 are respectively fixedly connected with a fixing block 18, the ends, close to the bottom, of the two groups of fixing blocks 18 are respectively fixedly connected with a fixing insertion block 19, the two groups of fixing insertion blocks 19 are respectively inserted into the inner cavities of the two groups of second fixing grooves 16, the fixing insertion blocks 19 are matched with the second fixing grooves 16, the centers of the tops of the two second fixing frames 11 are respectively provided with a sliding groove 22, the front side wall body and the rear side wall body of the inner cavities of the two sliding grooves 22 are symmetrically provided with a compression groove 23, the inner cavities of the two sliding grooves 22 are symmetrically inserted with sliding seats 20, the centers of the tops of the two sliding seats 20 are respectively and fixedly connected with a pulling block 25, the opposite side wall bodies of the two sliding seats 20 are symmetrically and fixedly connected with rectangular insertion blocks 21, the ends, close to one ends, of the two rectangular insertion blocks 21 are respectively inserted into the inner cavities of the two third fixing grooves 17, the rectangular insertion blocks 21 are matched with the third fixing grooves 17, the front side wall bodies and the back side wall bodies, close to one ends, of the two sliding seats 20 are respectively and fixedly connected with extrusion blocks 24, the opposite side wall bodies of the two extrusion blocks 24 are respectively and fixedly connected with springs 26, the two extrusion blocks 24 are respectively positioned in the inner cavities of the two compression grooves 23, the extrusion blocks 24 are matched with the compression grooves 23, the far sides of the two springs 26 are respectively and fixedly connected with the opposite side wall bodies of the inner cavities of the two compression grooves 23, and the two sliding seats 14, the first fixing grooves 15, the fixing columns 27, the fixing blocks 18, the fixing insertion blocks 19, the second fixing grooves 16, the third fixing grooves 17, the rectangular insertion blocks 21, the sliding seats 20, the pulling blocks 25 and the extrusion blocks 24 are arranged, The mutual matching of the spring 26 and the compression groove 23 can facilitate the installation and the disassembly of the second fixing frame 11, so that the dust removal screen plate 12 is convenient to clean or replace, the operation is simple, and the maintenance of the dust removal screen plate 12 is convenient.

It should be noted that the utility model relates to a low-voltage cabinet casing with high protection strength, when in use, the low-voltage cabinet casing 1 is formed by welding KS cold-formed section steel locally, the external dimension is determined according to national standard GB3047.1, the first reinforcing frame 2, the second reinforcing frame 3 and the reinforcing beam 13 are matched with each other to ensure that the whole structural strength is higher, the appearance is beautiful, the casing strength under the same section is obviously enhanced, the influence of transportation, installation and earthquake on the cabinet body is reduced, the working requirements under various conditions are better adapted, the arrangement of the hoisting ring 8 is convenient for the transportation and hoisting of the device, the arrangement of the rain-proof shed 4 can play a role of rain protection, the arrangement of the mounting seat 6 and the thread mounting hole 7 is convenient for the installation of the device and the channel steel, in the working process, the device is arranged on the channel steel of a power distribution room, the device is fixedly connected by bolts, the dust-removing net plate 12 and the matching arrangement of the rectangular heat-dissipating through groove 9 can obstruct the entering of dust while dissipating heat, the placing seat 14, the first fixing groove 15, the fixing column 27, the fixing block 18, the fixing insertion block 19, the second fixing groove 16, the third fixing groove 17, the rectangular insertion block 21, the sliding seat 20, the pulling block 25, the pressing block 24, the spring 26 and the compression groove 23 are matched with each other, so that the second fixing frame 11 can be conveniently installed and disassembled, the dust removal screen plate 12 can be conveniently cleaned or replaced, the operation is simple, the dust removal screen plate 12 can be conveniently maintained, specifically, when the second fixing frame 11 is disassembled, the pulling block 25 is outwards pulled to drive the sliding seat 20 to outwards displace, the sliding seat 20 drives the pressing block 24 to press the spring 26, the rectangular insertion block 21 is simultaneously driven to respectively separate from the inner cavity of the third fixing groove 17, then the second fixing frame 11 is upwards lifted to enable the fixing column 27 to separate from the inner cavity of the first fixing groove 15, meanwhile, the fixing insertion block 19 can separate from the inner cavity of the second fixing groove 16, and the second fixing frame 11 is further completed, the same principle is used during installation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low-voltage cabinet casing that protective strength is high, includes low-voltage cabinet casing (1), its characterized in that: the inner cavity side wall of the low-voltage cabinet shell (1) is provided with a first reinforcing frame (2) in a laminating manner, the left side wall and the right side wall of the low-voltage cabinet shell (1) are symmetrically detachably connected with second reinforcing frames (3), the top of the low-voltage cabinet shell (1) is detachably connected with a weather enclosure (4), four corners of the bottom of the low-voltage cabinet shell (1) are respectively and fixedly welded with supporting columns (5), the bottoms of the four supporting columns (5) are respectively and fixedly connected with mounting seats (6), the outer surfaces of the four mounting seats (6) are respectively provided with threaded mounting holes (7), the left side wall and the right side wall of the upper end of the low-voltage cabinet shell (1) are symmetrically provided with rectangular heat dissipation through grooves (9), the upper ends of the two second reinforcing frames (3) on the opposite sides are symmetrically detachably connected with first fixing frames (10), and the two fixing frames (11) are symmetrically detachably connected with one side of the opposite sides of the first fixing frames (10), the inner cavities of the two second fixing frames (11) are respectively detachably connected with a dust removal screen plate (12), the middle parts of the inner cavities of the two second reinforcing frames (3) are respectively and fixedly connected with a reinforcing beam (13), the middle parts of the left and right side walls of the low-voltage cabinet shell (1) are respectively connected with a lifting ring (8) through bolts, the front and rear ends of the top of the two first fixing frames (10) are respectively provided with a second fixing groove (16), the middle wall bodies of the upper ends of the two opposite sides of the two first fixing frames (10) are symmetrically provided with a third fixing groove (17), the bottom wall bodies of the two first fixing frames (10) are symmetrically and fixedly connected with placing seats (14), the front and rear ends of the top of the two placing seats (14) are respectively provided with a first fixing groove (15), and the front and rear ends of the bottom of the two second fixing frames (11) are respectively provided with a fixing column (27), two both ends difference fixedly connected with fixed block (18) around the fixed frame of second (11) top, two sets up being close to one end difference fixedly connected with fixed inserted block (19), two mutually of fixed block (18) bottom sliding tray (22), two have been seted up respectively in the centre at the fixed frame of second (11) top sliding tray (22) inner chamber around both sides wall body symmetry seted up owing compressed groove (23), two the inner chamber symmetry of sliding tray (22) is inserted and is equipped with sliding seat (20), two fixedly connected with draws block (25), two in the centre of the top of sliding seat (20) respectively the relative lateral wall body symmetry fixedly connected with rectangle inserted block (21), two sliding seat (20) are close to the front and the back wall body difference fixedly connected with extrusion piece (24) of one end mutually, and are two sets up one lateral wall body difference fixedly connected with spring (26) back on the back of the body of the back of extrusion piece (24) is respectively.

2. The low-voltage cabinet shell with high protection strength as claimed in claim 1, wherein: the two first fixing frames (10) are respectively matched with the two rectangular heat dissipation through grooves (9), the upper ends of the opposite sides of the two first fixing frames (10) are respectively connected with the upper ends of the opposite sides of the two second reinforcing frames (3) through bolts, and the lower ends of the opposite sides of the two first fixing frames (10) are respectively connected with the opposite sides of the two reinforcing beams (13) through bolts.

3. The low-voltage cabinet shell with high protection strength as claimed in claim 1, wherein: the two groups of fixing columns (27) are respectively inserted into the inner cavities of the two groups of first fixing grooves (15), and the fixing columns (27) are matched with the first fixing grooves (15).

4. The low-voltage cabinet shell with high protection strength as claimed in claim 1, wherein: the two groups of fixed insertion blocks (19) are respectively inserted into the inner cavities of the two groups of second fixing grooves (16), and the fixed insertion blocks (19) are matched with the second fixing grooves (16).

5. The low-voltage cabinet shell with high protection strength as claimed in claim 1, wherein: one ends, close to each other, of the two rectangular insertion blocks (21) are respectively inserted into the inner cavities of the two third fixing grooves (17), and the rectangular insertion blocks (21) are matched with the third fixing grooves (17).

6. The low-voltage cabinet shell with high protection strength as claimed in claim 1, wherein: the two groups of the extrusion blocks (24) are respectively positioned in the inner cavities of the two groups of the compression grooves (23), the extrusion blocks (24) are matched with the compression grooves (23), and the two groups of the springs (26) which are far away from one are respectively fixedly connected with the wall bodies on the opposite sides of the inner cavities of the two groups of the compression grooves (23).

7. The low-voltage cabinet shell with high protection strength as claimed in claim 1, wherein: low-voltage cabinet casing (1) adopts KS cold-formed shaped steel local welding to form, the four corners of first strengthening frame (2) and second strengthening frame (3) all inwards buckles and forms the dog-ear, low-voltage cabinet casing (1), first strengthening frame (2), second strengthening frame (3) are the rectangle structure.