CN108899779B - Reinforced switch cabinet rear door and reinforced switch cabinet - Google Patents
Reinforced switch cabinet rear door and reinforced switch cabinet Download PDFInfo
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- CN108899779B CN108899779B CN201810979628.9A CN201810979628A CN108899779B CN 108899779 B CN108899779 B CN 108899779B CN 201810979628 A CN201810979628 A CN 201810979628A CN 108899779 B CN108899779 B CN 108899779B
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 106
- 238000005452 bending Methods 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 7
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005465 channeling Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Assembled Shelves (AREA)
Abstract
The invention discloses a reinforced switch cabinet back door and a reinforced switch cabinet, comprising a cabinet shell and a cabinet back door; the cabinet rear door comprises a rear upper door assembly with a first reinforcing assembly and a rear lower door assembly with a second reinforcing assembly; the hinged side of the rear upper door component and the hinged side of the rear lower door component are connected with the inside of the rear right side plate of the cabinet shell through a first locking component and a second locking component; the fixed side of the rear upper door assembly and the fixed side of the rear lower door assembly are connected with the inside of the rear left side plate of the cabinet shell through a second locking assembly; the top side of the rear upper door assembly and the bottom side of the rear lower door assembly are respectively connected with a rear left side plate and a rear right side plate of the cabinet shell through a lock catch assembly III; the rear upper door assembly is connected with the rear lower door assembly up and down through a reinforcing assembly III, and the reinforcing assembly III is connected with the middle position of the cabinet shell through a locking assembly IV. The invention has the beneficial effects that: the strength of the cabinet body can be improved, and arc channeling can be avoided when arc faults occur in the cable chamber of the switch cabinet.
Description
Technical Field
The invention belongs to the technical field of power distribution control, and particularly relates to a reinforced switch cabinet rear door and a reinforced switch cabinet.
Background
With the development of the power industry in China, the safety of equipment is more and more important, the influence of internal arc faults of the high-voltage switch cabinet is most serious, the pressure release channel of the cable chamber is narrower than other compartments due to the limitation of the structure and the size of the high-voltage switch cabinet, the pressure release time is longer, and when the arc faults occur, the cable chamber is easier to cause serious deformation of the rear door of the cable chamber or the door of the cable chamber is flushed, so that the life and property safety of field maintenance personnel are seriously threatened, and therefore, the design of the cabinet door with high strength is urgently needed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a reinforced type switch cabinet rear door and a reinforced type switch cabinet, which can improve the strength of a cabinet body and avoid arc channeling when an arc fault occurs in a cable chamber of the switch cabinet.
In order to solve the problems in the prior art, the invention discloses a reinforced switch cabinet back door,
Comprises a rear upper door component with a first reinforcing component and a rear lower door component with a second reinforcing component;
The hinge side of the rear upper door component and the hinge side of the rear lower door component are respectively provided with a lock catch component I which is used for being connected with the inside of the rear right side plate after being connected with the hinge;
The fixed side of the rear upper door component and the fixed side of the rear lower door component are respectively provided with a lock catch component II which is used for connecting the inside of the rear left side plate;
the top side of the rear upper door assembly and the bottom side of the rear lower door assembly are respectively provided with a lock catch assembly III for respectively connecting a rear left side plate and a rear right side plate;
the rear upper door component is connected with the rear lower door component up and down through a third reinforcing component, and the middle position of the lock catch component four used for connecting the cabinet shell is arranged on the inner side of the third reinforcing component.
As a preferred embodiment of the present invention,
The first locking assembly comprises a first bending plate with a right angle, and a plurality of riveting nuts and a plurality of first mounting holes are arranged on one plate surface of the first bending plate.
As a preferred embodiment of the present invention,
The second lock catch assembly comprises a second right-angle bending plate, a plurality of first lock catches and a plurality of second installation holes are formed in one plate surface of the second bending plate, and threaded holes are formed in the lock catches.
As a preferred embodiment of the present invention,
The lock catch assembly III comprises a bending plate III with two right angles which are opposite to each other, two ends of the middle plate surface of the bending plate III are bent in the same direction to form a side bending section, a plurality of lock catches II are arranged on the middle part of the side bending section, and the side bending section is provided with a mounting hole III.
As a preferred embodiment of the present invention,
The rear upper door assembly comprises an upper door plate and a first reinforcing plate; the upper door plate, the first reinforcing component and the first reinforcing plate are sequentially connected from outside to inside;
The top side of the upper door plate is provided with a locking component III, the fixed side of the upper door plate is provided with a locking component II, the hinged side of the upper door plate is provided with a locking component I and an upper hinge, and the bottom side of the upper door plate is provided with a reinforcing component III.
As a preferred embodiment of the present invention,
The first reinforcing component comprises at least one transverse reinforcing rib and at least one vertical reinforcing rib, and a plurality of groups of plastic spraying holes are formed in the transverse reinforcing rib and the vertical reinforcing rib.
As a preferred embodiment of the present invention,
The rear lower door assembly comprises a lower door plate and a second reinforcing plate, and the lower door plate, the second reinforcing assembly and the second reinforcing plate are sequentially connected from outside to inside; the lower door plate is also provided with a cover plate, and a glass observation window is arranged on the cover plate;
the top side of the lower door plate is provided with a third reinforcing component, the fixed side of the lower door plate is provided with a second locking component, the hinged side of the lower door plate is provided with a first locking component and a lower hinge, and the bottom side of the lower door plate is provided with a third locking component.
As a preferred embodiment of the present invention,
The second reinforcing component comprises at least one second transverse reinforcing rib and at least one second vertical reinforcing rib, and the second transverse reinforcing rib and the second vertical reinforcing rib are provided with a plurality of groups of plastic spraying holes.
The invention also discloses a reinforced switch cabinet, which comprises a cabinet shell and a cabinet back door; the cabinet rear door comprises a rear upper door assembly with a first reinforcing assembly and a rear lower door assembly with a second reinforcing assembly;
The hinged side of the rear upper door component and the hinged side of the rear lower door component are connected with the inside of the rear right side plate of the cabinet shell through a first locking component and a second locking component;
The fixed side of the rear upper door assembly and the fixed side of the rear lower door assembly are connected with the inside of the rear left side plate of the cabinet shell through a second locking assembly;
the top side of the rear upper door assembly and the bottom side of the rear lower door assembly are respectively connected with a rear left side plate and a rear right side plate of the cabinet shell through a lock catch assembly III;
the rear upper door assembly is connected with the rear lower door assembly up and down through a reinforcing assembly III, and the reinforcing assembly III is connected with the middle position of the cabinet shell through a locking assembly IV.
As a preferred embodiment of the present invention,
Sealing baffles are respectively arranged at the left side and the right side of the cabinet shell, which are connected with the cabinet back door, and the sealing baffles are inserted into the bending edges around the cabinet back door when the cabinet back door cover is closed at the back side of the cabinet shell.
The invention has the beneficial effects that:
1. The invention has simple structural design, less production and manufacturing procedures, simple and quick installation and convenient and quick assembly;
2. the invention adopts the reinforced lock catch assembly to simultaneously strengthen the locking strength of the cabinet shell and the cabinet door, and the transverse and vertical reinforcing ribs on the door plate are combined and welded to strengthen the strength of the door plate, so that the electric arc impact strength in the cable chamber is met;
3. the sealing plate and the folding edge of the closing door are designed on the periphery of the rear of the shell to form a labyrinth structure, so that electric arcs can be prevented from flowing out of a gap of the cabinet body during an internal electric arc test, and the safety and the reliability of the cabinet body are high.
Drawings
FIG. 1 is a schematic view of the structure of the exterior of the rear door of the cabinet of the present invention;
FIG. 2 is a schematic view of the structure of the inside of the rear door of the cabinet according to the present invention;
FIG. 3 is an isometric view of a cabinet housing of the present invention;
FIG. 4 is a view showing the construction of the inside of the rear door of the cabinet in the use state of the present invention;
FIG. 5 is an internal construction view of the rear upper door of the present invention;
FIG. 6 is an internal construction view of the rear lower door of the present invention;
FIG. 7 is a schematic view of a first latch assembly according to the present invention;
FIG. 8 is a schematic diagram of a second latch assembly according to the present invention;
FIG. 9 is a schematic view of a third latch assembly according to the present invention;
FIG. 10 is an isometric view of a latch according to the present invention;
FIG. 11 is a partial cross-sectional view of the interior of the rear door of the cabinet of the present invention in use;
FIG. 12 is a partial cross-sectional view of the bolt and latch assembly connection of the present invention in the use condition of the rear door of the cabinet;
fig. 13 is a schematic structural view of a latch assembly four according to the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 13, a reinforced switchgear cabinet includes a cabinet housing and a cabinet rear door. The cabinet rear door comprises a rear upper door assembly 1 with a first reinforcing assembly and a rear lower door assembly 2 with a second reinforcing assembly.
The rear upper door assembly 1 comprises an upper door plate 1-1 and a reinforcing plate 1-4; the upper door plate 1-1, the first reinforcing component and the first reinforcing plate 1-4 are sequentially connected from outside to inside. The peripheral sides of the upper door plate 1-1 are bent for multiple times to form a bending part parallel to the plate surface of the upper door plate 1-1, an upper locking component III 3 is arranged on the top side of the upper door plate 1-1, an upper locking component II 5 is arranged on the fixed side of the upper door plate, an upper locking component I4 and an upper hinge 1-5 are arranged on the hinged side of the upper door plate, and a reinforcing component III is arranged on the bottom side of the upper door plate.
The upper lock catch assembly I4 comprises a bent plate I4-2 with a right angle, and a plurality of riveting nuts 4-1 and a plurality of mounting holes I4-21 are arranged on one plate surface of the bent plate I4-2. The bending part of the hinge side of the upper door plate 1-1 is tightly connected with the first bending plate 4-2, and is arranged in the mounting hole 4-21 through bolts to be connected with the upper hinge 1-5 and then is arranged in the right side plate of the cabinet shell. The rivet nut 4-1 is used for fixing the cabinet door through bolts.
The upper lock catch assembly II 5 comprises a right-angle bent plate II 5-2, a plurality of lock catches I5-1 and a plurality of mounting holes II 5-21 are arranged on one plate surface of the bent plate II 5-2, and threaded holes 5-11 are formed in the lock catches 5-1. The bending part of the fixed side of the upper door plate 1-1 is tightly connected with the second bending plate 5-2 and is arranged in the second mounting hole 5-21 by bolts so as to be mounted in the left side plate 15 of the cabinet shell.
The upper lock catch assembly III 3 comprises a bending plate III 3-1 with two right angles which are opposite to each other, two ends of a middle plate surface of the bending plate III 3-1 are bent towards the same direction to form a side bending section, a plurality of lock catches II 3-2 are arranged on the middle part of the side bending section, and the side bending section is provided with a mounting hole III 3-11. The bending part of the top side of the upper door plate 1-1 is tightly connected with the bending plate III 3-1, and is arranged in the mounting hole 3-11 through bolts to be fixedly connected with the top of the left side plate and the top of the right side plate of the cabinet shell. The first lock catch 5-1 and the second lock catch 3-2 have the same structure, so the second lock catch 3-2 also has a threaded hole for fixing the cabinet door through bolt connection.
The first reinforcing component comprises two transverse reinforcing ribs 1-2 and two vertical reinforcing ribs 1-3, and the two vertical reinforcing ribs 1-3 are connected between the two transverse reinforcing ribs 1-2. And (3) carrying out combined square frame welding arrangement of the transverse reinforcing ribs 1-2 and the vertical reinforcing ribs 1-3 according to the size of the door plate, wherein the transverse reinforcing ribs 1-2 and the vertical reinforcing ribs 1-3 are provided with a plurality of groups of plastic spraying holes and mounting holes. Can make the strengthening rib welding back inside carry out the plastic spraying prevent corrosion and rust, the mounting hole can adopt self-tapping screw to fix the reinforcing plate on the strengthening rib, and door plant overall structure intensity is high.
The rear lower door assembly 2 comprises a lower door plate 2-1 and a reinforcing plate II 2-6, wherein the lower door plate 2-1, the reinforcing assembly II and the reinforcing plate II 2-6 are sequentially connected from outside to inside; the same as the upper door plate 1-1, the periphery of the lower door plate 2-1 is also subjected to multiple bending processing to form a bending part parallel to the plate surface of the lower door plate 2-1, the lower door plate 2-1 is also provided with a cover plate 2-5, and the cover plate 2-5 is provided with a glass observation window 2-4.
The top side of the lower door plate 2-1 is provided with a third reinforcing component, the fixed side of the lower door plate is provided with a second lower locking component 10, the hinged side of the lower door plate is provided with a first lower locking component 9 and a lower hinge 2-7, and the bottom side of the lower door plate is provided with a third lower locking component 6. The third reinforcing component is a reinforcing beam 7, and the bottom side of the upper door plate 1-1 is fixedly connected with the lower door plate 2-1 through the reinforcing beam 7.
The reinforcing beam 7 is arranged at the middle position of the rear of the cabinet shell, the lock catch assembly four 8 is arranged in the reinforcing beam, the lock catch assembly four 8 is provided with a bending plate 8-1 which is respectively bent into a right angle from three sides, two bending parts in the length direction of the bending plate 8-1 are sequentially connected with the side plate of the reinforcing beam 7 and the side plate of the cabinet body through bolts, a plurality of lock catches three 8-2 with threaded holes are fixed at the middle part of the reinforcing beam, and bolts are screwed into the threaded holes of the lock catches three 8-2 so as to be connected with the plate surface of the reinforcing beam 7. The arrangement can improve the rear strength of the cabinet shell on one hand, and can strengthen and fix the middle part of the rear door plate of the cabinet body on the other hand by fixing the lower edge of the rear upper door and the upper edge of the rear lower door. The cabinet back door is provided with the hinge, so that the cabinet back door can be opened in aspects, the effect of reinforcing the installation of the cabinet back door is also achieved, and the side plate is internally provided with the hinge side reinforcing lock catch assembly, so that the door plate hinge side reinforcing locking effect is achieved.
The structures of the first lower locking assembly 9, the second lower locking assembly 10 and the third lower locking assembly 6 are respectively the same as the structures and the installation modes of the first upper locking assembly 4, the second upper locking assembly 5 and the third upper locking assembly 3, so that the description is omitted.
The second reinforcing component comprises three horizontal reinforcing ribs 2-2 and two vertical reinforcing ribs 2-3, the two vertical reinforcing ribs 2-3 are connected between the upper and middle horizontal reinforcing ribs 2-2, and the cover plate 2-5 is arranged between the middle and lower horizontal reinforcing ribs 2-2. The transverse reinforcing rib II 2-2 and the vertical reinforcing rib II 2-3 are provided with a plurality of groups of plastic spraying holes and mounting holes, and the purposes are the same as the functions of the transverse reinforcing rib I1-2 and the vertical reinforcing rib I1-3, so that the description is omitted.
When the rear upper door component 1 and the rear lower door component 2 are in a use state (namely, when the door is in a closed state), the periphery of the door plate is connected and fastened and sealed on the cabinet shell by adopting bolts and the locking component. The left and right side positions of the cabinet shell, which are connected with the cabinet back door, are respectively provided with a back upper door left sealing baffle 11, a back upper door right sealing baffle 12, a back lower door left sealing baffle 13 and a back lower door right sealing baffle 14, and the sealing baffles are inserted in the door plate bending edge after the cabinet back door is closed to form a labyrinth structure. When the cabinet door is closed, the steel plate can be inserted in the bent inside of the cabinet, when arc faults are generated inside the cabinet body, generated high-pressure gas is released through the S-shaped wheel return channel when passing through the edge of the cabinet door, and the arc can be completely prevented from being emitted out of the cabinet body during internal arc tests.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (10)
1. A strenghthened type cubical switchboard back door, its characterized in that:
comprises a rear upper door component with a first reinforcing component and a rear lower door component with a second reinforcing component;
The hinge side of the rear upper door assembly and the hinge side of the rear lower door assembly are respectively provided with a lock catch assembly which is used for being connected with the inside of the rear right side plate after being connected with the hinge;
the fixed side of the rear upper door assembly and the fixed side of the rear lower door assembly are respectively provided with a lock catch assembly II which is used for being connected with the inside of the rear left side plate;
the top side of the rear upper door assembly and the bottom side of the rear lower door assembly are respectively provided with a lock catch assembly III for respectively connecting a rear left side plate and a rear right side plate;
the rear upper door assembly is vertically connected with the rear lower door assembly through a third reinforcing assembly, and the middle position of the fourth locking assembly for connecting the cabinet shell is arranged on the inner side of the third reinforcing assembly;
the third reinforcing component is a reinforcing beam; the lock catch assembly four is provided with a bending plate which is respectively bent into a right angle from three sides, two bending parts in the length direction of the bending plate are sequentially connected with a side plate of the reinforcing assembly three and a side plate of the cabinet body through bolts, a plurality of lock catches three with threaded holes are fixed on the middle of the bending-free part, and the threaded holes of the lock catches three are screwed with bolts so as to be connected with the plate surface of the reinforcing assembly three.
2. A reinforced switchgear back door as claimed in claim 1, wherein:
The first lock catch assembly comprises a first bending plate with a right angle, and a plurality of rivet nuts and a plurality of first mounting holes are arranged on one plate surface of the first bending plate.
3. A reinforced switchgear back door as claimed in claim 1, wherein:
The second lock catch assembly comprises a second bending plate with a right angle, a plurality of first lock catches and a plurality of second mounting holes are formed in one plate surface of the second bending plate, and threaded holes are formed in the first lock catches.
4. A reinforced switchgear back door as claimed in claim 1, wherein:
The lock catch assembly III comprises a bending plate III with two right angles which are opposite to each other, two ends of a middle plate surface of the bending plate III are bent in the same direction to form a side bending section, a plurality of lock catches II are arranged on the middle part of the side bending section, and a mounting hole III is formed in the side bending section.
5. A reinforced switchgear back door as claimed in claim 1, wherein:
The rear upper door assembly comprises an upper door plate and a first reinforcing plate; the upper door plate, the first reinforcing component and the first reinforcing plate are sequentially connected from outside to inside;
the top side of the upper door plate is provided with the third locking component, the fixed side of the upper door plate is provided with the second locking component, the hinged side of the upper door plate is provided with the first locking component and the upper hinge, and the bottom side of the upper door plate is provided with the third reinforcing component.
6. A reinforced switchgear rear door as claimed in claim 1 or 5, wherein:
The first reinforcing component comprises at least one transverse reinforcing rib and at least one vertical reinforcing rib, and the first transverse reinforcing ribs and the first vertical reinforcing ribs are provided with a plurality of groups of plastic spraying holes.
7. A reinforced switchgear back door as claimed in claim 1, wherein:
The rear lower door assembly comprises a lower door plate and a second reinforcing plate, and the lower door plate, the second reinforcing assembly and the second reinforcing plate are sequentially connected from outside to inside; the lower door plate is also provided with a cover plate, and a glass observation window is arranged on the cover plate;
The top side of the lower door plate is provided with the reinforcing component III, the fixing side of the lower door plate is provided with the locking component II, the hinge side of the lower door plate is provided with the locking component I and the lower hinge, and the bottom side of the lower door plate is provided with the locking component III.
8. A reinforced switchgear rear door as claimed in claim 1 or 7, wherein:
The reinforcing component II comprises at least one transverse reinforcing rib II and at least one vertical reinforcing rib II, and the transverse reinforcing rib II and the vertical reinforcing rib II are provided with a plurality of groups of plastic spraying holes.
9. The utility model provides a strenghthened type cubical switchboard, includes cabinet shell, its characterized in that:
The cabinet also comprises a cabinet back door; the cabinet back door comprises a back upper door component with a first reinforcing component and a back lower door component with a second reinforcing component;
the hinged side of the rear upper door assembly and the hinged side of the rear lower door assembly are connected with the inside of a rear right side plate of the cabinet shell through a first locking assembly and a hinge;
The fixed side of the rear upper door assembly and the fixed side of the rear lower door assembly are connected with the inside of a rear left side plate of the cabinet shell through a second locking assembly;
The top side of the rear upper door assembly and the bottom side of the rear lower door assembly are respectively connected with a rear left side plate and a rear right side plate of the cabinet shell through a lock catch assembly III;
The rear upper door assembly is vertically connected with the rear lower door assembly through a reinforcing assembly III, and the reinforcing assembly III is connected with the middle position of the cabinet shell through a locking assembly IV;
the third reinforcing component is a reinforcing beam; the lock catch assembly four is provided with a bending plate which is respectively bent into a right angle from three sides, two bending parts in the length direction of the bending plate are sequentially connected with a side plate of the reinforcing assembly three and a side plate of the cabinet body through bolts, a plurality of lock catches three with threaded holes are fixed on the middle of the bending-free part, and the threaded holes of the lock catches three are screwed with bolts so as to be connected with the plate surface of the reinforcing assembly three.
10. A reinforced switchgear as claimed in claim 9, wherein:
Sealing baffles are respectively arranged at the left side and the right side of the cabinet shell, which are connected with the cabinet back door, and the sealing baffles are inserted into the bending edges around the cabinet back door when the cabinet back door covers the back side of the cabinet shell.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979628.9A CN108899779B (en) | 2018-08-27 | 2018-08-27 | Reinforced switch cabinet rear door and reinforced switch cabinet |
| PCT/CN2018/105360 WO2020042224A1 (en) | 2018-08-27 | 2018-09-13 | Reinforced switch cabinet rear door and reinforced switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979628.9A CN108899779B (en) | 2018-08-27 | 2018-08-27 | Reinforced switch cabinet rear door and reinforced switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108899779A CN108899779A (en) | 2018-11-27 |
| CN108899779B true CN108899779B (en) | 2024-07-02 |
Family
ID=64358536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810979628.9A Active CN108899779B (en) | 2018-08-27 | 2018-08-27 | Reinforced switch cabinet rear door and reinforced switch cabinet |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108899779B (en) |
| WO (1) | WO2020042224A1 (en) |
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2018
- 2018-08-27 CN CN201810979628.9A patent/CN108899779B/en active Active
- 2018-09-13 WO PCT/CN2018/105360 patent/WO2020042224A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201315714Y (en) * | 2009-04-20 | 2009-09-23 | 天津瑞能电气有限公司 | Door seal-plate structure of electric-control cabinet body |
| CN203905680U (en) * | 2013-09-24 | 2014-10-29 | 国家电网公司 | Switch cabinet hinge and switch cabinet using same |
| JP6269880B1 (en) * | 2017-03-31 | 2018-01-31 | 富士電機株式会社 | Enclosure for power converter |
| CN207165949U (en) * | 2017-09-30 | 2018-03-30 | 万控智造浙江电气有限公司 | A kind of back door structure of switch cubicle |
| CN209016444U (en) * | 2018-08-27 | 2019-06-21 | 江苏南瑞帕威尔电气有限公司 | A kind of reinforced type switch cabinet back door and reinforced type switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020042224A1 (en) | 2020-03-05 |
| CN108899779A (en) | 2018-11-27 |
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