CN114039281A - Meet with extreme weather self-protection's distributed photovoltaic power station cabinet that is incorporated into power networks - Google Patents
Meet with extreme weather self-protection's distributed photovoltaic power station cabinet that is incorporated into power networks Download PDFInfo
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- CN114039281A CN114039281A CN202111336252.8A CN202111336252A CN114039281A CN 114039281 A CN114039281 A CN 114039281A CN 202111336252 A CN202111336252 A CN 202111336252A CN 114039281 A CN114039281 A CN 114039281A
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- cabinet body
- main cabinet
- extreme weather
- grid
- protection
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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
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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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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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
- H02B1/54—Anti-seismic devices or installations
-
- 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
- H02B1/56—Cooling; Ventilation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a distributed photovoltaic power station grid-connected cabinet subject to extreme weather self-protection. The top cover plate is arranged at the top of the main cabinet body, the top extrusion block is arranged at the bottom of the main cabinet body, fixing rods are inserted into four corners of the top extrusion block through the arranged holes, reinforcing gaskets are arranged outside the fixing rods, the top extrusion block can be fixed on the surface of an installation position through the four fixing rods, so that the main cabinet body is reinforced, the main cabinet body is prevented from shaking and inclining when the main cabinet body encounters extreme weather, the stability of the main cabinet body in use is improved, moisture absorption plates are arranged on two sides of the inner wall of the main cabinet body and can absorb residual moisture in the main cabinet body through the moisture absorption holes, the damage caused by moisture in the interior of the equipment body is avoided, and the stability and the dryness of the main cabinet body in the use process are improved.
Description
Technical Field
The invention belongs to the technical field of grid-connected cabinet production, and particularly relates to a distributed photovoltaic power station grid-connected cabinet subjected to extreme weather self-protection.
Background
Grid connection means that separate lines for communication, power transmission and the like are incorporated into the whole network and become a part of the network. At present, most of wind power generation at home and abroad is in a wind power field form and is intensively connected into a power grid in a large scale. Considering that different wind generating sets have different working principles, the grid connection modes of the wind generating sets are different. The common wind power plant models in China mainly comprise an asynchronous wind driven generator, a double-fed asynchronous wind driven generator, a direct-drive alternating current permanent magnet synchronous generator, a high-voltage synchronous generator and the like. The main grid connection modes of the synchronous wind driven generator are quasi-synchronous and self-synchronous grid connection; the grid connection mode of the asynchronous wind generating set mainly comprises direct grid connection, voltage reduction grid connection, quasi-synchronous grid connection, thyristor soft grid connection and the like, and a grid connection cabinet is needed in the grid connection process.
However, when the common grid-connected cabinet of the photovoltaic power station encounters extreme weather, the grid-connected cabinet is easy to shake to cause damage, so that the service life of the grid-connected cabinet is relatively short.
Disclosure of Invention
The invention aims to: in order to solve the problems, the distributed photovoltaic power station grid-connected cabinet subjected to extreme weather self-protection is provided.
The technical scheme adopted by the invention is as follows: a distributed photovoltaic power station grid-connected cabinet capable of self-protecting in extreme weather comprises a main cabinet body, wherein a top cover plate is arranged at the top of the main cabinet body, a top extrusion block is arranged at the bottom of the main cabinet body, fixing rods are inserted into four corners of the top extrusion block through holes, a reinforcing gasket is arranged outside each fixing rod, and the top extrusion block can be fixed on the surface of an installation position through the four fixing rods, so that the main cabinet body is reinforced, the main cabinet body is prevented from shaking and inclining in extreme weather, and the stability of the main cabinet body in use is improved;
the main cabinet comprises a main cabinet body and is characterized in that side supporting seats are fixedly connected to the left side and the right side of the main cabinet body, a buffering base is arranged on the outer side surface of each side supporting seat, a buffering spring is arranged on the inner wall of one side, close to the side supporting seats, of each buffering base, a mounting base plate is arranged at the outer side end of each buffering spring, a limiting column is fixedly mounted on the surface of the mounting base plate, a buffering rod is arranged at the end of each limiting column and penetrates through the end of each buffering base, a buffering rubber pad is bonded at the end of each buffering rod, buffering bases are arranged on the left side and the right side of the main cabinet body, and after the side edges of the main cabinet body collide, the buffering rubber pads compress the buffering rods inwards at the moment, so that the mounting base plates are compressed together with the buffering springs, the buffering springs are elastically deformed to buffer the vibration amplitude, and the impact on the inner part of the main cabinet body is reduced, the service life of the main cabinet body is prolonged;
the bottom inner wall of the main cabinet body bonds and has placed the pad, and the upper surface of placing the pad is provided with the equipment body, the left and right sides inner wall of the main cabinet body is provided with the moisture absorption board, a side that the moisture absorption board is close to mutually with the equipment body is provided with the baffle, and the surface of baffle has seted up the moisture absorption hole, and the bottom of the cabinet of being incorporated into the power networks is provided with the top extrusion piece, and the inner wall both sides of the main cabinet body are provided with the moisture absorption board, and the moisture absorption board sees through the moisture absorption hole, can adsorb the remaining aqueous vapor of the internal portion of the main cabinet to damp in having avoided the inside of the equipment body and taking place to damage, thereby improved the stability and the aridity of the main cabinet body in the use.
In a preferred embodiment, the number of the reinforcing spacers is two, the reinforcing spacers are symmetrically arranged on two sides of the bottom rod of the fixing rod, and the reinforcing spacers and the fixing rod are arranged inside the installation ground.
In a preferred embodiment, the upper side and the lower side of the buffer base are fixedly connected with connecting rods, and one ends, close to the limiting columns, of the connecting rods are rotatably connected with limiting gears.
In a preferred embodiment, gears are arranged at the positions, opposite to the limiting gears, of the upper side and the lower side of the limiting column, and the size of each gear is matched with that of each limiting gear.
In a preferred embodiment, an inclined groove is formed in an upper surface of the top cover plate, and an inclined angle is provided inside the inclined groove.
In a preferred embodiment, a cabinet door is arranged on the front side of the main cabinet body, a handle is fixedly connected to the outer surface of the cabinet door, and a rubber sleeve is sleeved outside the handle.
In a preferred embodiment, a top pressing block is arranged at the top of the equipment body, and the top end of the top pressing block is in contact with the inner wall of the top of the main cabinet body.
In a preferred embodiment, the number of the moisture absorption plates is two, the moisture absorption plates are symmetrically arranged on the inner walls of the left side and the right side of the main cabinet body, and the particle diameter of the moisture absorption plates is larger than the pore diameter of the moisture absorption holes.
In a preferred embodiment, the bottom of the moisture absorption plate is provided with a filling opening, and the outside of the filling opening is provided with a sealing plug.
In a preferred embodiment, the side supporting seat is filled with buffering particles, and the buffering particles are soft rubber particles.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the grid-connected cabinet, the top extrusion block is arranged at the bottom of the grid-connected cabinet and can be fixed on the surface of the installation position through the four fixing rods, so that the main cabinet body is reinforced, the main cabinet body is prevented from shaking and inclining when the main cabinet body meets extreme weather, and the stability of the main cabinet body in use is improved.
2. According to the invention, the buffer bases are arranged on the left side and the right side of the main cabinet body, and when the side edges of the main cabinet body collide, the buffer rubber pads can compress the buffer rods inwards, so that the mounting base plate is compressed together with the buffer springs, and the buffer springs are elastically deformed to buffer the vibration amplitude, thereby reducing the impact on the inside of the main cabinet body and prolonging the service life of the main cabinet body.
3. According to the invention, the moisture absorption plates are arranged on two sides of the inner wall of the main cabinet body and can absorb residual moisture in the main cabinet body through the moisture absorption holes, so that the damage caused by moisture in the equipment body is avoided, and the stability and the dryness of the main cabinet body in the using process are improved.
Drawings
FIG. 1 is a schematic structural view of a cabinet according to the present invention;
FIG. 2 is a schematic view of the internal structure of the buffer base according to the present invention;
FIG. 3 is a schematic view of the internal structure of the main cabinet of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of FIG. 3 taken at B in the present invention;
FIG. 6 is a schematic view of the internal structure of the side support base of the present invention.
The labels in the figure are: 1-main cabinet body, 2-cabinet door, 3-buffer rod, 4-buffer rubber pad, 5-buffer base, 6-side support seat, 7-top cover plate, 8-inclined groove, 9-limit column, 10-limit gear, 11-connecting rod, 12-gear, 13-mounting base plate, 14-buffer spring, 15-equipment body, 16-top extrusion block, 17-fixed rod, 18-reinforcing gasket, 19-moisture absorption plate, 20-moisture absorption hole, 21-sealing plug and 22-buffer particle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
With reference to figures 1-6 of the drawings,
example (b):
a distributed photovoltaic power station grid-connected cabinet subject to extreme weather self-protection comprises a main cabinet body 1, wherein a top cover plate 7 is arranged at the top of the main cabinet body 1, top extrusion blocks 16 are arranged at the bottom of the main cabinet body 1, fixing rods 17 are inserted into four corners of each top extrusion block 16 through opened holes, reinforcing gaskets 18 are arranged outside the fixing rods 17, the number of the reinforcing gaskets 18 is two, the reinforcing gaskets 18 and the fixing rods 17 are symmetrically arranged on two sides of the bottom rods of the fixing rods 17, the reinforcing gaskets 18 and the fixing rods 17 are arranged inside an installation ground, an inclined groove 8 is formed in the upper surface of the top cover plate 7, an inclined angle is arranged inside the inclined groove 8, the top extrusion blocks 16 are arranged at the bottom of the grid-connected cabinet, the top extrusion blocks 16 can be fixed on the surface of the installation position through the four fixing rods 17, therefore, the main cabinet body 1 is reinforced, and when the main cabinet body 1 is prevented from encountering extreme weather, the main cabinet 1 is shaken and inclined, thereby increasing the stability of the main cabinet 1 when in use.
The front of the main cabinet body 1 is provided with a cabinet door 2, the outer surface of the cabinet door 2 is fixedly connected with a handle, and the outside of the handle is sleeved with a rubber sleeve, so that the anti-skid performance in the use process is improved.
The left side and the right side of the main cabinet body 1 are fixedly connected with side supporting seats 6, the outer side surfaces of the side supporting seats 6 are provided with buffer bases 5, the inner wall of one side, close to the side supporting seats 6, of each buffer base 5 is provided with a buffer spring 14, the outer side tail end of each buffer spring 14 is provided with a mounting base plate 13, the surface of each mounting base plate 13 is fixedly provided with a limiting column 9, the tail end of each limiting column 9 is provided with a buffer rod 3, each buffer rod 3 penetrates through the tail end of each buffer base 5, the tail end of each buffer rod 3 is bonded with a buffer rubber cushion 4, the upper side and the lower side of each buffer base 5 are fixedly connected with connecting rods 11, one ends, close to the limiting columns 9, of the connecting rods 11 are rotatably connected with limiting gears 10, gears 12 are arranged at the positions, opposite to the limiting gears 10, of the upper side and the lower side of each limiting column 9, and the size of each gear 12 is matched with the corresponding limiting gear 10; the left and right sides of the main cabinet body 1 is provided with the buffering base 5, after the side of the main cabinet body 1 has collided, the buffering cushion 4 will compress the buffer rod 3 inwards at this moment, thereby make the mounting substrate 13 cooperate buffer spring 14 to compress together, thereby make buffer spring 14 take place elastic deformation and cushion the vibration amplitude, thereby reduced the impact to the inside of the main cabinet body 1, improved the life of the main cabinet body 1.
The inside of the side support base 6 is filled with the cushioning granules 22, and the cushioning granules 22 are soft rubber granules which provide a cushioning effect.
The bottom inner wall of the main cabinet body 1 is bonded with the placing pad, the upper surface of the placing pad is provided with the equipment body 15, the inner walls of the left side and the right side of the main cabinet body 1 are provided with the moisture absorption plates 19, one side face, close to the equipment body 15, of each moisture absorption plate 19 is provided with the partition board, moisture absorption holes 20 are formed in the surface of each partition board, and the moisture absorption plates 19 can absorb and remove moisture for the water vapor inside.
The number of the moisture absorption plates 19 is two, the moisture absorption plates are symmetrically arranged on the inner walls of the left side and the right side of the main cabinet body 1, and the particle diameter of the moisture absorption plates 19 is larger than the aperture of the moisture absorption holes 20.
The bottom of the moisture absorption plate 19 is provided with the filler hole, and the outside of filler hole is provided with sealing plug 21, and the inner wall both sides of the main cabinet body 1 are provided with the moisture absorption plate 19, and the moisture absorption plate 19 sees through moisture absorption hole 20, can adsorb the inside residual vapor of the main cabinet body 1 to damp in having avoided the inside of the equipment body 15 and take place to damage, thereby improved the stability and the aridity of the main cabinet body 1 in the use.
The top of equipment body 15 is provided with top extrusion piece 16, and the top of top extrusion piece 16 contacts with the top inner wall of the main cabinet body 1, and top extrusion piece 16 can extrude equipment body 15 fixedly, has improved the stability of equipment body 15 engineering in-process.
The working principle is as follows: the bottom of the grid-connected cabinet is provided with a top extrusion block which can be fixed on the surface of an installation position through four fixing rods, thereby realizing the reinforcement of the main cabinet body and preventing the main cabinet body from shaking and inclining when encountering extreme weather, thereby increasing the stability of the main cabinet body in use, the left side and the right side of the main cabinet body are provided with buffer bases, when the side edge of the main cabinet body collides, the buffer rubber pads can inwards compress the buffer rods, thereby leading the installation base plate to be compressed together with the buffer springs, leading the buffer springs to generate elastic deformation to buffer the vibration amplitude, further reducing the impact on the inside of the main cabinet body and prolonging the service life of the main cabinet body, the two sides of the inner wall of the main cabinet body are provided with moisture absorption plates which can absorb residual moisture in the main cabinet body through moisture absorption holes, thereby avoided the inside of equipment body to receive damp and take place to damage to the stability and the aridity of the main cabinet body in the use have been improved.
While the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various changes, which relate to the related art known to those skilled in the art and fall within the scope of the present invention, can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (10)
1. A distributed photovoltaic power station grid-connected cabinet subject to extreme weather self-protection comprises a main cabinet body (1) and is characterized in that: a top cover plate (7) is arranged at the top of the main cabinet body (1), a top extrusion block (16) is arranged at the bottom of the main cabinet body (1), fixing rods (17) are inserted into four corners of the top extrusion block (16) through holes formed in the four corners, and reinforcing gaskets (18) are arranged outside the fixing rods (17);
the side supporting seats (6) are fixedly connected to the left side and the right side of the main cabinet body (1), a buffering base (5) is arranged on the outer side surface of each side supporting seat (6), a buffering spring (14) is arranged on the inner wall, close to each side supporting seat (6), of each buffering base (5), a mounting base plate (13) is arranged at the outer side end of each buffering spring (14), a limiting column (9) is fixedly mounted on the surface of each mounting base plate (13), a buffering rod (3) is arranged at the tail end of each limiting column (9), each buffering rod (3) penetrates through the tail end of each buffering base (5), and a buffering rubber mat (4) is bonded to the tail end of each buffering rod (3);
the bottom inner wall of the main cabinet body (1) is bonded with a placing pad, the upper surface of the placing pad is provided with an equipment body (15), the inner walls of the left side and the right side of the main cabinet body (1) are provided with moisture absorption plates (19), one side face, close to the equipment body (15), of each moisture absorption plate (19) is provided with a partition plate, and moisture absorption holes (20) are formed in the surface of each partition plate.
2. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: the number of the reinforcing gaskets (18) is two, the reinforcing gaskets are symmetrically arranged on two sides of the bottom rod of the fixing rod (17), and the reinforcing gaskets (18) and the fixing rod (17) are arranged inside the installation ground.
3. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: the upper side and the lower side of the buffer base (5) are fixedly connected with connecting rods (11), and the connecting rods (11) and one ends, close to the limiting columns (9), of the limiting columns are rotatably connected with limiting gears (10).
4. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: gears (12) are arranged on the upper side and the lower side of the limiting column (9) opposite to the limiting gear (10), and the size of the gears (12) is matched with that of the limiting gear (10).
5. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: an inclined groove (8) is formed in the upper surface of the top cover plate (7), and an inclined angle is formed in the inclined groove (8).
6. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: the front of the main cabinet body (1) is provided with a cabinet door (2), the outer surface of the cabinet door (2) is fixedly connected with a handle, and the outside of the handle is sleeved with a rubber sleeve.
7. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: the top of the equipment body (15) is provided with a top extrusion block (16), and the top end of the top extrusion block (16) is in contact with the inner wall of the top of the main cabinet body (1).
8. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: the quantity of moisture absorption board (19) is two, and the symmetry sets up the left and right sides inner wall of the main cabinet body (1), just the particle diameter ratio of moisture absorption board (19) the aperture of moisture absorption hole (20) is big.
9. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: and a filling opening is formed in the bottom of the moisture absorption plate (19), and a sealing plug (21) is arranged outside the filling opening.
10. The grid-connected cabinet for distributed photovoltaic power stations encountering extreme weather self-protection as claimed in claim 1, wherein: the side supporting seat (6) is filled with buffering particles (22), and the buffering particles (22) are soft rubber particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111336252.8A CN114039281B (en) | 2021-11-12 | 2021-11-12 | Grid-connected cabinet of distributed photovoltaic power station meeting extreme weather self-protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111336252.8A CN114039281B (en) | 2021-11-12 | 2021-11-12 | Grid-connected cabinet of distributed photovoltaic power station meeting extreme weather self-protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114039281A true CN114039281A (en) | 2022-02-11 |
| CN114039281B CN114039281B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111336252.8A Active CN114039281B (en) | 2021-11-12 | 2021-11-12 | Grid-connected cabinet of distributed photovoltaic power station meeting extreme weather self-protection |
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| Country | Link |
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| CN (1) | CN114039281B (en) |
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| CN212011828U (en) * | 2020-03-26 | 2020-11-24 | 深圳市金润建设工程有限公司 | Municipal administration switch board with anticollision function |
| CN112652979A (en) * | 2021-01-04 | 2021-04-13 | 彭小宝 | Anti-collision device of communication control cabinet and operation method thereof |
| CN213185013U (en) * | 2020-08-25 | 2021-05-11 | 江苏雄微力科技发展有限公司 | Novel power distribution cabinet for machine room |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204967057U (en) * | 2015-08-24 | 2016-01-13 | 高满珍 | Switch cabinet |
| CN205123022U (en) * | 2015-11-24 | 2016-03-30 | 国网福建省电力有限公司 | Waterproof fireproof electric power cabinet |
| CN210273101U (en) * | 2019-08-29 | 2020-04-07 | 西藏亿百佳电力集团有限公司 | Typhoon-proof safety power distribution cabinet |
| CN210536117U (en) * | 2019-09-20 | 2020-05-15 | 珠海飞航综合能源科技有限公司 | Photovoltaic exchanges cabinet that is incorporated into power networks |
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| CN211183011U (en) * | 2019-12-31 | 2020-08-04 | 上海国城能源科技有限公司 | Anti striking type power cabinet |
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| CN112652979A (en) * | 2021-01-04 | 2021-04-13 | 彭小宝 | Anti-collision device of communication control cabinet and operation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114039281B (en) | 2023-08-22 |
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