CN215732687U

CN215732687U - High-voltage power distribution cabinet and outer framework thereof

Info

Publication number: CN215732687U
Application number: CN202121753860.4U
Authority: CN
Inventors: 朱广伟; 刘春启
Original assignee: Henan Liang Ming Electronic Equipment Co ltd
Current assignee: Henan Liang Ming Electronic Equipment Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-01
Anticipated expiration: 2031-07-30

Abstract

The utility model belongs to the technical field of power distribution cabinet equipment, and particularly relates to a high-voltage power distribution cabinet and an outer framework thereof, which comprise a main cabinet framework and an auxiliary cabinet framework connected with the main cabinet framework, wherein the main cabinet framework comprises a vertical plate part, a first cross beam part and a second cross beam part, the vertical plate part and the first cross beam part are of a C-shaped structure formed by bending, the second cross beam part is of a G-shaped structure formed by bending, two ends of the second cross beam part are detachably connected with the vertical plate part through a connecting plate and a bolt body, the side edge of the vertical plate part is fixedly connected with the first cross beam part, the auxiliary cabinet framework comprises a framework consisting of a plurality of strip-shaped supporting plates, and double-folded structures are respectively fixed on two sides of the supporting plates The cost is high.

Description

High-voltage power distribution cabinet and outer framework thereof

Technical Field

The utility model belongs to the technical field of power distribution cabinet equipment, and particularly relates to a high-voltage power distribution cabinet and an outer framework thereof.

Background

The high-voltage power distribution cabinet is mainly used for power generation, power transmission, power distribution, electric energy conversion and consumption of a power system to play a role in connection, disconnection, control or protection, and plays a very important role in the whole power industry.

At present, the framework of the high-voltage power distribution cabinet is produced and installed mainly in a mode of welding a plurality of angle steels mutually, and in actual production and application, because the angle steels are heavy and a spraying process needs to be added after welding to improve appearance influence of welding, the problems of heavy cabinet bodies, low production rate and high cost are directly caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-voltage power distribution cabinet and an outer framework thereof, which have the characteristics of light weight, convenience in processing and production, high strength and low manufacturing cost, and effectively solve the problems pointed out in the prior art.

The utility model is realized by the following technical scheme: an outer framework of a high-voltage power distribution cabinet comprises a main cabinet framework and an auxiliary cabinet framework connected with the main cabinet framework,

the main cabinet framework comprises at least four upright plate parts, a first cross beam part and a second cross beam part, the upright plate parts and the first cross beam part are of C-shaped structures, the upright plate parts are fixedly connected with the end parts of the first cross beam part, the second cross beam part is of a G-shaped structure, connecting plates are respectively fixed at the two ends of the second cross beam part, bolt bodies are arranged on the connecting plates, the bolt bodies penetrate through the connecting plates to detachably connect the second cross beam part with the upright plate parts,

the auxiliary cabinet framework comprises a framework formed by a plurality of long-strip-shaped supporting plates, single folding edges are fixed to two sides of short edges of the supporting plates respectively, a first folding edge, a second folding edge and a third folding edge are fixed to two sides of the long edges of the supporting plates respectively, the first folding edge, the second folding edge and the third folding edge are sequentially arranged towards the center direction far away from the supporting plates, the first folding edge is attached to the second folding edge, the second folding edge is attached to the supporting plates, and the third folding edge is attached to the side face of the supporting plates.

Preferably, the side edge of the first cross beam piece of the main cabinet framework is in locking connection with the end of the second cross beam piece.

Preferably, the bolt body is a carriage bolt, the carriage bolt penetrates through the connecting plate and is connected with the lengthened nut, a bushing is connected to the end of the lengthened nut, and the bushing is located on the inner wall of the vertical plate.

Preferably, the lengthened nut comprises a connecting part and a limiting part at one end of the connecting part, a polygonal opening is formed in the end of the limiting part, and a through thread is arranged in the connecting part, so that the thread is connected with the carriage bolt.

Preferably, the last releasable connection of main cabinet skeleton has an installation bottom plate, installation bottom plate is including being the hem at long banding mounting panel and the three border of fixed mounting panel set up the panel hole of installation operating panel on the mounting panel, the panel hole is side open structure, and the long limit hem of mounting panel is worn out from the mounting panel to its opening, and panel hole opening one side is kept away from to the mounting panel is fixed with first folding limit and the second folding limit, and the mounting panel is kept away from on first folding limit and the second folding limit and sets gradually to the bolt hole has been seted up on each folding limit and hem.

Preferably, the first folded edge and the second folded edge of the auxiliary cabinet framework are provided with bolt holes at the same height, and a plurality of mounting holes are formed at the overlapping position of the third folded edge and the supporting plate.

A high-voltage power distribution cabinet comprises an inner lining plate and any outer framework, wherein the inner lining plate is arranged on the outer framework.

In summary, the utility model has the following beneficial effects:

1. under the action that the main cabinet framework and the auxiliary cabinet framework are bent plates and are connected in an assembling mode respectively, the production of the power distribution cabinet can be completed without angle steel welding, the overall weight of the power distribution cabinet is effectively reduced, workers can carry and assemble the power distribution cabinet conveniently, and the production and machining efficiency of the power distribution cabinet is further improved; meanwhile, each plate adopts a stamped bent plate, so that the cost is low.

2. Under the connection of extension nut, bush and carriage bolt, effectively strengthened the stability of riser spare hem department to improved the connection and the support intensity of this outer skeleton, simultaneously under the backup pad punching press formed similar angle steel structure, effectively guaranteed the joint strength of vice cabinet skeleton.

3. Can dismantle and adopt the punching press to bend under the effect of plate at mounting plate for this switch board can be dismantled in order to increase the manual operation space in the switch board when follow-up maintenance, make installation operating panel that can be convenient, and need not the further manufacturing cost who reduces the switch board under the welding.

Drawings

FIG. 1 is a schematic view of the exoskeleton of the present invention;

FIG. 2 is a schematic diagram of a main cabinet structure of the power distribution cabinet of the present invention;

FIG. 3 is a schematic view of the structure of the joint of the main cabinet frame according to the present invention;

FIG. 4 is a schematic structural diagram of the auxiliary cabinet framework of the present invention;

FIG. 5 is a schematic diagram of an exploded structure of a sub-cabinet of the power distribution cabinet of the present invention;

FIG. 6 is a schematic structural diagram of a main cabinet frame joint according to a second embodiment of the present invention

FIG. 7 is a schematic structural view of the bolt body and the extended nut in a fit connection according to the present invention;

FIG. 8 is a schematic cross-sectional view of a main cabinet frame joint according to a second embodiment of the present invention;

fig. 9 is a schematic structural view of a power distribution cabinet having an installation base plate according to a fourth embodiment of the present invention.

In the figure: 1. an inner liner plate; 2. a main cabinet framework; 21. a vertical plate member; 21a, a connecting hole; 22. a first cross member; 23. a second cross member; 3. a connecting plate; 31. a through hole; 4. a carriage bolt; 5. lengthening the nut; 51. a connecting portion; 51a, a flange portion; 52. a limiting part; 53. a polygonal mouth; 54. silk thread; 6. a bushing; 7. a sub-cabinet framework; 71. a support plate; 72. single folding; 73. a first folded edge; 74. a second folded edge; 75. thirdly, folding; 8. a cover plate; 9. and (5) mounting a bottom plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1, 2 and 3: a high-voltage power distribution cabinet comprises an inner lining plate 1 and an outer framework 2, wherein the inner lining plate is arranged on the outer framework, and the outer framework comprises a main cabinet framework 2 and an auxiliary cabinet framework 7 connected with the main cabinet framework 2.

Referring to fig. 2 and 3, the main cabinet frame 2 includes four upright plate members 21, four first cross beam members 22 and four second cross beam members 23, the upright plate members 21 and the first cross beam members 22 are C-shaped structures formed by bending, and two ends of the first cross beam members 22 are respectively fixedly connected with the side surfaces of the upright plate members 1, so as to form two independent rectangular frames;

second crossbeam spare 23 is the G shape structure that bends and form, and connecting plate 3 has been installed respectively at the both ends of second crossbeam spare 23, be provided with the bolt body on the connecting plate 3, the bolt body adopts for the screw in this implementation, passes connecting plate 3 through the screw, realizes the threaded connection with 1 hem department of riser, makes second crossbeam spare 21 can dismantle with riser 1 and assemble to form main cabinet skeleton 2 under two solitary rectangular frame locks, thereby accomplish assembling of main cabinet at interior welt 1 that sets up.

Referring to fig. 1, 4 and 5, the sub-cabinet frame 7 includes a frame composed of a plurality of strip-shaped support plates 71, wherein single folds 72 are respectively fixed on two sides of a short side of each support plate 71, the single folds 72 are perpendicular to the support plates 71, a first fold 73, a second fold 74 and a third fold 75 are respectively fixed on two sides of a long side of each support plate 71, the first fold 73, the second fold 74 and the third fold 75 are sequentially arranged in a direction away from the center of the support plates 71, the first fold 73 is attached to the second fold 74, and both are perpendicular to the support plates 71, the third fold 74 is attached to a side surface of each support plate 71, the third fold 75 and the first fold 73 can be located on two opposite sides of the support plates 71, the stamping method is called flanging, the third fold 75 and the first fold 73 can be located on the same side of the support plates 1, the stamping method is called flanging, thus, the sub-cabinet is assembled under the supporting plate 71 and the arranged lining plate 1.

In this implementation, adopt among the above-mentioned upright plate spare 21, first crossbeam spare 22, second crossbeam spare 23 and backup pad 71 and set up under the interior welt 1 effect on each connecting piece, realize accomplishing the production of this high voltage distribution cabinet through light and handy structure, and replace the angle steel welding with the skeleton that bending structure assembled and formed, with the production efficiency of further improvement switch board and reduce whole weight of switch board and manufacturing cost, realize that workman labour saving and time saving carries and assemble, each plate adopts the punching press support piece of bending simultaneously, the cost is lower.

Example two

Referring to fig. 3, 6, 7 and 8, the present embodiment is different from the first embodiment in that: the connecting plate 3 is provided with a through hole 31, the through hole 31 is of a rectangular structure, a carriage bolt 4 is arranged at the through hole 31, the carriage bolt 4 penetrates through the through hole 31 to be connected with a lengthened nut 5, the lengthened nut 5 comprises a connecting part 51 and a limiting part 52 positioned at one end of the connecting part 51, a polygonal opening 53 is formed at the end of the limiting part 52, and a through thread 54 is arranged in the connecting part 53, so that the threaded connection between the lengthened nut 5 and the carriage bolt 4 is realized, and the second cross beam piece 23 and the vertical plate piece 1 are detachably assembled;

meanwhile, a connecting hole 21a is formed in the vertical plate member 21, a bushing 6 is arranged at the connecting hole, and the bushing 6 is arranged on the inner wall of the vertical plate member 21, so that the lengthened nut 5 is hidden in the connecting hole 21a under the action of the connecting part 51, the limiting part 52 and the bushing 6 in the lengthened nut 5, and the attractive effect of the power distribution cabinet is further improved.

In this embodiment, through the connection effect of extension nut 5, bush 6 and carriage bolt 4 for locking when C shape founding plate spare 1 reaches the assembly with second crossbeam spare 7, and it is stable to keep the interior knot limit of C shape founding plate spare 1, realizes the connection and the bearing strength of reinforcing this switch board skeleton, and effectual avoiding when single bolt locking is connected, the problem that leads to the bearing to warp because of the drawing appears in its hem.

The flange 51a is preset at the connecting part 51 end of the lengthened nut 5, the flange 51a is of a step structure, and a chamfer is preset on the step structure, so that under the action of the flange 51a, the extrusion force at the folded edge of the C-shaped vertical plate 1 is reduced, and the effects of prolonging the service life of the framework and improving the connecting strength are achieved.

EXAMPLE III

Referring to fig. 5, the present embodiment is different from the above embodiments in that: be provided with the bolt hole on the first hem 22 and the second hem 23 co-altitude of vice cabinet skeleton 7 the third hem 24 and the backup pad 1 overlap the department and be provided with a plurality of mounting holes to this welding spot when realizing reducing the joint liner 1 in the connection, and can dismantle the connection and also can be convenient for later stage change maintenance and reduction manufacturing cost under the connected modes such as adoption bolt, pin joint.

Example four

Referring to fig. 9, the present embodiment is different from the above embodiments in that: detachably connected with mounting plate 9 on main cabinet skeleton 2, mounting plate 9 is including being long banding mounting panel and being fixed in the three border hem on the mounting panel, three hem is located two minor faces and a long limit of mounting panel respectively to set up installation operating panel's panel hole on the mounting panel, the panel hole is side open structure, and the hem on the long limit of mounting panel is worn out from the mounting panel to this formation is used for installing operating panel's installation space.

The mounting panel is kept away from panel hole open-ended one side and is fixed with first folding limit and the folding limit of second, the mounting panel is kept away from on first folding limit, the folding limit of second sets gradually, just folding limit and three hem be the punching press and buckle, the structure of buckling in this embodiment is that the second is folded the limit and is buckled towards the center of mounting panel for first folding limit, the second is folded the limit and is on a parallel with the mounting panel to this makes mounting plate 9 enclose out one side long limit and is C shape, and the long limit of opposite side is the opening of L shape structure.

Two lock tongue holes are formed in the first folding edge, the mounting plate is provided with a lock hole, and the five-prevention interlocking device can be mounted in the lock hole under the lock hole and the lock tongue holes.

The bolt holes are formed in the folding edges and the folding edges, so that the mounting bottom plate 9 can be detachably connected with the main cabinet framework 2 under the help of the connecting bolts, the mounting bottom plate can be detached during subsequent maintenance, the manual operation space in the power distribution cabinet is increased, the operation panel is further convenient to mount, and the production cost of the power distribution cabinet is further reduced without welding.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an exoskeleton of high voltage distribution cabinet, includes the exoskeleton, its characterized in that: the outer framework comprises a main cabinet framework (2) and an auxiliary cabinet framework (7) connected with the main cabinet framework (2);

the main cabinet frame (2) comprises at least four upright plate members (21), first cross beam members (22) and second cross beam members (23), the upright plate members (21) and the first cross beam members (22) are C-shaped structures, the upright plate members (21) are fixedly connected with the ends of the first cross beam members (22), the second cross beam members (23) are G-shaped structures, connecting plates (3) are respectively fixed at two ends of the second cross beam members (23), bolt bodies are arranged on the connecting plates (3), the bolt bodies penetrate through the connecting plates (3), and the second cross beam members (23) are detachably connected with the upright plate members (21);

the auxiliary cabinet frame (7) comprises a frame consisting of a plurality of long-strip-shaped supporting plates (71), wherein single folding edges (72) are fixed on two sides of short edges of the supporting plates (71) respectively, the single folding edges (72) are perpendicular to the supporting plates (71), first folding edges (73), second folding edges (74) and third folding edges (75) are fixed on two sides of long edges of the supporting plates (71), the first folding edges (73), the second folding edges (74) and the third folding edges (75) are sequentially arranged towards the center direction far away from the supporting plates (71), the first folding edges (73) are attached to the second folding edges (74) and the second folding edges are perpendicular to the supporting plates (71), and the third folding edges (75) are attached to the side faces of the supporting plates (71).

2. An exoskeleton as claimed in claim 1, wherein: the side edge of a first cross beam piece (22) of the main cabinet framework (2) is in locking connection with the end of a second cross beam piece (23).

3. An exoskeleton as claimed in claim 1, wherein: the bolt body is carriage bolt (4), and carriage bolt (4) pass connecting plate (3) and are connected with extension nut (5), extension nut (5) end department is connected with bush (6), bush (6) are located riser spare (21) inner wall setting.

4. The exoskeleton of claim 3, wherein: the lengthened nut (5) comprises a connecting part (51) and a limiting part (52) arranged at one end of the connecting part (51), a polygonal opening (53) is formed in the end of the limiting part (52), and a through thread (54) is arranged in the connecting part (51), so that the thread (54) is connected with the carriage bolt (4).

5. An exoskeleton as claimed in claim 1, wherein: detachably connected with mounting plate (9) on main cabinet skeleton (2), mounting plate (9) are including being the hem at long banding mounting panel and the three border of fixed mounting panel set up the panel hole of installation operating panel on the mounting panel, the panel hole is open side open structure, and the long limit hem of mounting panel is worn out from the mounting panel to its opening, and the mounting panel is kept away from panel hole opening one side and is fixed with first folding limit and the folding limit of second, and the mounting panel is kept away from on first folding limit and the folding limit of second and is set gradually to the bolt hole has been seted up on each folding limit and hem.

6. The utility model provides a high voltage distribution cabinet which characterized in that: comprising an inner lining (1) and an exoskeleton according to any one of claims 1 to 5, said inner lining (1) being provided on the exoskeleton.