CN114744889B - Inverter device for solar energy conversion equipment - Google Patents
Inverter device for solar energy conversion equipment Download PDFInfo
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- CN114744889B CN114744889B CN202210421351.4A CN202210421351A CN114744889B CN 114744889 B CN114744889 B CN 114744889B CN 202210421351 A CN202210421351 A CN 202210421351A CN 114744889 B CN114744889 B CN 114744889B
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- inverter
- block
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- positioning
- shell
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
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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
Abstract
The invention discloses an inverter device for solar energy conversion equipment, which comprises a first inverter shell and a second inverter shell, wherein a positioning frame plate is arranged at the bottom of the first inverter shell, first positioning blocks are arranged on two sides of the positioning frame plate, water cooling pipes are arranged on a plurality of first positioning blocks, an operation cavity is formed in the top of the second inverter shell, and limiting assemblies which are convenient to abut against are arranged on two sides of the second inverter shell in the operation cavity; according to the photovoltaic inverter, the first inverter shell and the second inverter shell are installed in a butt joint mode, the movable block is driven by the rotation of the cam in the limiting assembly to move in a guiding mode, the limiting blocks are simultaneously inserted and limited, and due to the cooperation of the fixing assembly, the photovoltaic inverter is beneficial to timely overhauling and cleaning, the problem that dust is accumulated on the filter screen is solved, and the heat dissipation effect of the photovoltaic inverter is improved.
Description
Technical Field
The invention relates to the technical field of solar energy conversion equipment, in particular to an inverter device for the solar energy conversion equipment.
Background
Present photovoltaic inverter generally all installs in the open air, and photovoltaic inverter's essential element comprises electronic components, add long-term wind and blow the sun, set up the thermovent on the casing through photovoltaic inverter, set up the filter screen on the thermovent, but the inconvenient dismouting of photovoltaic inverter casing, need demolish one of the screw on the photovoltaic inverter casing, and photovoltaic inverter's thermovent gets into the dust very easily, make the dust accumulation at the filter screen, if can not in time overhaul the clearance and cause photovoltaic inverter's heat dissipation not good, thereby influence photovoltaic inverter's life.
Disclosure of Invention
An object of the present invention is to provide an inverter device for a solar power conversion apparatus to solve the problems set forth in the background art described above.
In order to achieve the purpose, the invention provides the following technical scheme: an inverter device for a solar energy conversion apparatus, comprising a first inverter case and a second inverter case, characterized in that: the bottom of first dc-to-ac converter casing is provided with the location deckle board, the both sides of location deckle board all are provided with first locating piece, be provided with the water-cooling tube on a plurality of first locating pieces, the operation cavity has been seted up at the top of second dc-to-ac converter casing, the both sides of second dc-to-ac converter casing are located all to be provided with the spacing subassembly of the butt of being convenient for in the operation cavity, the other both sides of second dc-to-ac converter casing are located to be provided with the butt subassembly of being convenient for to compress tightly in the operation cavity, the tip that is located the pivot on the second dc-to-ac converter casing is provided with the fixed subassembly of being convenient for to adjust.
Preferably, first locating piece is provided with a plurality ofly, and a plurality of first locating pieces are arranged along the both sides of location deckle board and are distributed, the water-cooled tube is rectangle hose construction, the bottom that lies in first locating piece on the location deckle board is provided with the spacing groove, and first air channel has all been seted up to the both sides of location deckle board, and the dislocation distributes between first air channel and the spacing groove.
Preferably, the second vent groove has been seted up to one side that the inboard of second dc-to-ac converter casing is located the operation cavity, and the third vent groove has been seted up to one side that the outside of second dc-to-ac converter casing is located the operation cavity, is provided with the filter screen on the third vent groove, one-to-one between second vent groove and the first vent groove, and with the dislocation distribution between the third vent groove, correspond the setting between operation cavity and the location deckle board.
Preferably, spacing subassembly includes the pivot, and the pivot passes through the bearing and rotates to be connected on second dc-to-ac converter casing, is provided with the cam in the pivot, and the one-to-one between cam and the first locating piece, the cam is provided with a plurality ofly, and a plurality of cams are arranged along the axial of pivot and distribute, the bottom that the both sides of second dc-to-ac converter casing are located the operation cavity all sets up flutedly, is provided with the guide bar in the recess.
Preferably, the two sides of the guide rod are respectively sleeved with the abutting block and the moving block in a sliding mode, the side face of the moving block is provided with a limiting block, the side face of the moving block located on one side of the limiting block is provided with a second positioning block, and the two sides of the guide rod are both sleeved with first springs.
Preferably, the moving block is of a Z-shaped block structure, the limiting blocks and the limiting grooves are matched and in one-to-one correspondence, and the second positioning block and the first positioning block are both of a semi-arc structure.
Preferably, the butt subassembly includes the supporting shoe, and the supporting shoe welding is provided with the tractive pole between two supporting shoes on the other both sides side of second inverter housing, and the both sides of tractive pole all slide to cup joint the sliding block, lie in on the tractive pole to be provided with the second spring between two sliding blocks, and it has the kicking block to slide to peg graft on the supporting shoe.
Preferably, the kicking block is "L" type structure, laminates between the one end of kicking block and the sliding block, and laminates between the other end and the cam, and the side of two movable blocks all articulates there is the connecting rod, articulates between two connecting rods to have the briquetting, and one side of briquetting is half circular arc type structure, and with the laminating between the water-cooled tube.
Preferably, the fixed subassembly includes fixed frame, and the side of fixed frame slides to be pegged graft and has the activity inserted block, is provided with the third spring between activity inserted block and the fixed frame, and the tip of pivot is provided with the annular teeth of a cogwheel, and the activity inserted block is "T" type structure, and matches each other between the tooth's socket of tip and annular teeth of a cogwheel.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the photovoltaic inverter, the first inverter shell and the second inverter shell are installed in a butt joint mode, the movable block is driven to move in a guiding mode through rotation of the cam in the limiting assembly, the limiting blocks are simultaneously inserted and limited, and the first inverter shell and the second inverter shell are installed rapidly through cooperation of the fixing assembly, so that the photovoltaic inverter is convenient to overhaul and clean, the problem that dust is accumulated on a filter screen is solved through timely overhauling and cleaning, the heat dissipation effect of the photovoltaic inverter is improved, and the service life of the photovoltaic inverter is guaranteed;
2. according to the invention, the water-cooling tube is surrounded by the second inverter shell, the rotation of the cam in the limiting assembly triggers the first positioning block to be abutted against the second positioning block so as to limit and fix the water-cooling tube, the stability of the water-cooling tube on the inverter shell is ensured, and in addition, the staggered distribution of the three vent grooves further improves the heat dissipation effect of the inverter, and meanwhile, the influence of dust directly entering the interior of the inverter device on the normal work of electronic components is reduced under an outdoor environment;
3. the abutting assemblies are arranged on the other two sides of the second inverter shell, the top blocks at the two ends are triggered to extrude the sliding blocks through the rotation of the cams in the limiting assemblies, so that the pressing blocks abut against the side face of the second inverter shell to form a triangular stable structure, and the abutting blocks at the two sides abut against the side face of the second inverter shell, so that the operating cavity of the inverter shell forms an abutting structure in four directions, the strength of the inverter shell is enhanced, and the protection effect of the inverter in the outdoor environment is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a schematic view of the bottom of the first inverter housing according to the present invention;
fig. 4 is a sectional view of both sides of a second inverter case of the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 4 at B;
fig. 6 is a sectional view of the other two sides of the second inverter case of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 6 at C;
fig. 8 is an enlarged view of the structure of fig. 6 at D according to the present invention.
In the figure: a first inverter case 1; a second inverter case 2; a positioning frame plate 3; a first positioning block 31; a water-cooled tube 32; a limit groove 33; a first vent slot 34; a second vent groove 21; a third vent groove 22; an operating chamber 4; a rotating shaft 5; a cam 51; a guide rod 52; the abutment block 53; a moving block 54; a stopper 55; a second locating block 56; a first spring 57; a supporting block 6; a pull rod 61; a slider 62; a second spring 63; a top block 64; a connecting rod 65; a briquette 66; a fixed frame 7; a movable insert block 71; a third spring 72; annular gear teeth 73.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the utility model provides an inverter device for solar energy conversion equipment, including first inverter casing 1 and second inverter casing 2, welding has location framed panel 3 in the bottom of first inverter casing 1, first locating block 31 has all been welded to the both sides of location framed panel 3, first locating block 31 is provided with a plurality ofly, a plurality of first locating block 31 are arranged along the both sides of location framed panel 3 and are distributed, be provided with water-cooling tube 32 on a plurality of first locating block 31, water-cooling tube 32 is the rectangle hose construction, water-cooling tube 32 offsets with the temperature that electronic components in the inverter produced with self temperature, guarantee the radiating effect of inverter, this embodiment provides a connected mode of first locating block 31 and water-cooling tube 32, specifically water-cooling tube 32 cup joints on first locating block 31 through the viscose mode, realize the location of water-cooling tube 32 on first locating block 31 and prevent it from dropping;
the bottom that is located first locating piece 31 on the locating frame board 3 has seted up spacing groove 33, first air channel 34 has all been seted up to the both sides of locating frame board 3, the distribution of misplacing between first air channel 34 and the spacing groove 33, make installation and heat dissipation between first inverter casing 1 and the second inverter casing 2 not mutually interfere, second air channel 21 has been seted up to one side that the inboard of second inverter casing 2 is located operation cavity 4, third air channel 22 has been seted up to one side that the outside of second inverter casing 2 is located operation cavity 4, install the filter screen on the third air channel 22, the filter screen has dustproof effect, correspond one-to-one between second air channel 21 and the first air channel 34, and with the distribution of misplacing between the third air channel 22, the heat that electronic components in the during operation produced passes through first air channel 34 and second air channel 21, the distribution of again through third air channel 22 comes out, the misplacing distribution of three air channel simultaneously, reduce the inside that dust directly gets into the inverter device and influence electronic components's normal work under outdoor environment.
The bottom that the both sides of second inverter casing 2 are located operation cavity 4 all is seted up flutedly, the recess internal fixation is pegged graft and is had guide bar 52, butt joint piece 53 and movable block 54 have been slided respectively to guide bar 52's both sides and have been cup jointed, movable block 54 is "Z" type block structure, the side welding of movable block 54 has stopper 55, match and the one-to-one between stopper 55 and the spacing groove 33 each other, cam 51's length and minor diameter is different, can promote butt joint piece 53 and movable block 54 and remove, the side welding that the side of movable block 54 is located stopper 55 has second locating piece 56, second locating piece 56 all is half-arc structure with first locating piece 31, stopper 55 pegs graft in spacing groove 33, butt between second locating piece 56 and the first locating piece 31, realize the spacing fixed of water-cooling tube 32, guarantee the stability of water-cooling tube 32 on the inverter casing, the heat that the electron components in the prevention inverter produced makes the viscose drop between water-cooling tube 32 and the first locating piece 31.
The side of two sliding blocks 62 all articulates there is connecting rod 65, articulates between two connecting rods 65 to have briquetting 66, and one side of briquetting 66 is half circular arc type structure, and with the laminating between the water-cooled tube 32, the rotation of cam 51 among the spacing subassembly triggers kicking block 64 extrusion sliding block 62 at both ends, and two sliding blocks 62 are close to each other along traction rod 61, and make briquetting 66 butt on the side of second inverter housing 2, form triangle-shaped stable structure between sliding block 62 and the briquetting 66.
The tip that lies in pivot 5 on the second inverter casing 2 is provided with the fixed subassembly of being convenient for to adjust, fixed subassembly is including fixed frame 7, the side of fixed frame 7 slides and pegs graft and have activity inserted block 71, fixedly connected with third spring 72 between activity inserted block 71 and the fixed frame 7, the fixed cup joint in tip of pivot 5 has the annular teeth of a cogwheel 73, activity inserted block 71 is "T" type structure, and match each other between the tooth's socket of tip and the annular teeth of a cogwheel 73, the tip of activity inserted block 71 is pegged graft on the tooth's socket that the annular teeth of a cogwheel 73 corresponds, realize the spacing after the pivot 5 rotates fixedly, prevent the random rotation of pivot 5 and influence the stability between first inverter casing 1 and the second inverter casing 2.
In practical use, the first inverter housing 1 and the second inverter housing 2 are butted, the positioning frame plate 3 is inserted into the operation cavity 4, the movable insertion block 71 is pushed to enable the end portion of the movable insertion block to be far away from the tooth grooves of the annular gear teeth 73, the rotating shaft 5 and the cam 51 are rotated by rotating the annular gear teeth 73, the length and the short diameter of the cam 51 are different, the abutting block 53 and the moving block 54 are pushed to respectively move towards two sides along the axial direction of the guide rod 52, the limiting blocks 55 are further simultaneously inserted into the limiting grooves 33 on the corresponding positioning frame plate 3, the movable insertion block 71 is loosened, the end portion of the movable insertion block 71 is inserted into the tooth grooves of the corresponding annular gear teeth 73 under the elastic force of the third spring 72, and the first inverter housing 1 and the second inverter housing 2 are rapidly installed and fixed; in the installation process, the limiting block 55 is inserted into the limiting groove 33, the second positioning block 56 is abutted against the first positioning block 31, the limiting and fixing of the water-cooling tube 32 are realized, the stability of the water-cooling tube 32 on the inverter shell is ensured, the heat generated by electronic components in the inverter is prevented from causing the viscose between the water-cooling tube 32 and the first positioning block 31 to fall off, the heat generated by the electronic components in the inverter is radiated out through the first vent groove 34 and the second vent groove 21 and the third vent groove 22 during the operation, and meanwhile, the dislocation distribution of the three vent grooves reduces the influence on the normal operation of the electronic components caused by the fact that dust directly enters the inverter device under the outdoor environment; the cam 51 in the limiting assembly rotates to push the abutting block 53 to abut against the side face of the second inverter shell 2, the abutting block 53, the cam 51 and the moving block 54 form a supporting abutting structure, meanwhile, the cam 51 in the limiting assembly rotates to trigger the top blocks 64 at two ends to extrude the sliding blocks 62, the two sliding blocks 62 are close to each other along the traction rod 61, so that the pressing block 66 abuts against the side face of the second inverter shell 2, a triangular stable structure is formed between the sliding blocks 62 and the pressing block 66, the operating cavity 4 of the second inverter shell 2 forms an abutting structure in four directions, the strength of the inverter shell is enhanced, and the protection effect of the inverter in the outdoor environment is ensured; in addition, only the rotating shaft 5 needs to be rotated, so that the limiting block 55 is pushed under the elastic force action of the first spring 57 to be away from the corresponding limiting groove 33, the first inverter shell 1 is taken out, disassembly can be realized, the photovoltaic inverter is convenient to overhaul and clean, the problem of dust accumulation on a filter screen due to timely overhaul and cleaning is solved, the heat dissipation effect of the photovoltaic inverter is improved, and the service life of the photovoltaic inverter is ensured.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. An inverter device for a solar energy conversion apparatus, comprising a first inverter case and a second inverter case, characterized in that: the bottom of the side surface of the first inverter shell is provided with a positioning frame plate, the two sides of the positioning frame plate are respectively provided with a first positioning block, a plurality of first positioning blocks are provided with water-cooled tubes, the top of the second inverter shell is provided with an operation cavity, the two sides of the positioning frame plate are respectively provided with a first air groove, the first air grooves and the limiting grooves are distributed in a staggered manner, the inner side of the second inverter shell is positioned at one side of the operation cavity and is provided with a second air groove, the outer side of the second inverter shell is positioned at one side of the operation cavity and is provided with a third air groove, the third air grooves are provided with filter screens, the second air grooves and the first air grooves are in one-to-one correspondence and are distributed in a staggered manner, the operation cavity and the positioning frame plate are correspondingly arranged, the two sides of the second inverter shell are positioned in the operation cavity and are respectively provided with a limiting component convenient for butt joint, the limiting component comprises a rotating shaft, the rotating shaft is rotatably connected to a second inverter shell through a bearing, the rotating shaft is provided with a plurality of cams, the cams correspond to the first positioning blocks one by one, the cams are distributed along the axial direction of the rotating shaft, two sides of the second inverter shell are positioned at the bottom of the operation cavity and are provided with grooves, guide rods are arranged in the grooves, two sides of each guide rod are respectively sleeved with a butting block and a moving block in a sliding mode, a limiting block is arranged on the side surface of each moving block, a second positioning block is arranged on one side of the limiting block on the side surface of the moving block, first springs are sleeved on two sides of each guide rod, the moving blocks are of a Z-shaped block structure, the limiting blocks are matched with the limiting grooves and correspond to one another, each second positioning block and first positioning block are of a semi-circular arc structure, and butting components convenient to compress are arranged on the other two sides of the second inverter shell in the operation cavity, the butt subassembly includes the supporting shoe, and the supporting shoe welding is provided with the traction rod between two supporting shoes on the other both sides side of second inverter housing, and the sliding block has been cup jointed in the equal slip in both sides of traction rod, and the last second spring that lies in of traction rod is provided with between two sliding blocks, and it has the kicking block to slide to peg graft on the supporting shoe, the kicking block is "L" type structure, and the laminating between the one end of kicking block and the sliding block, and the laminating between the other end and the cam, and the side of two sliding blocks all articulates there is the connecting rod, articulates between two connecting rods has the briquetting, and one side of briquetting is half circular arc type structure, and with the water-cooled tube between laminate, the tip that lies in the pivot on the second inverter housing is provided with the fixed subassembly of being convenient for adjusting, fixed subassembly includes fixed frame, and the side slip of fixed frame is pegged graft and is provided with the third spring between activity kicking block and the fixed frame, and the tip of pivot is provided with the annular teeth of a cogwheel, and the activity kicking block is "T" type structure, and matches each other between the tip and the annular teeth of cogwheel.
2. An inverter device for a solar energy conversion apparatus according to claim 1, characterized in that: the water-cooled tube is of a rectangular hose structure, and limiting grooves are formed in the bottom, located on the first positioning block, of the positioning frame plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210421351.4A CN114744889B (en) | 2022-04-21 | 2022-04-21 | Inverter device for solar energy conversion equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210421351.4A CN114744889B (en) | 2022-04-21 | 2022-04-21 | Inverter device for solar energy conversion equipment |
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| CN114744889A CN114744889A (en) | 2022-07-12 |
| CN114744889B true CN114744889B (en) | 2022-10-21 |
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| CN202210421351.4A Active CN114744889B (en) | 2022-04-21 | 2022-04-21 | Inverter device for solar energy conversion equipment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115360887B (en) * | 2022-10-18 | 2023-01-03 | 苏州市万松电气有限公司 | Inverter shell |
| CN117254701B (en) * | 2023-11-14 | 2024-03-26 | 广汽埃安新能源汽车股份有限公司 | Double-inverter shell, double-inverter and electric drive system |
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| CN101615239A (en) * | 2008-06-24 | 2009-12-30 | 诠欣股份有限公司 | Card reader |
| CN208597171U (en) * | 2018-09-14 | 2019-03-12 | 嘉善意莱声电子有限公司 | A kind of dropproof type loudspeaker that magnetic conductive part is fastened and connected |
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| CN114744889A (en) | 2022-07-12 |
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Effective date of registration: 20230419 Address after: No. 1, 3rd Floor, Unit 3, Building 1, No. 12 Xianfeng Lane, Beilin District, Xi'an City, Shaanxi Province, 710001 Patentee after: Zhao Na Patentee after: Tang Ning Patentee after: Li Jie Patentee after: Zhao Rui Address before: 518000 floor 3, building C1, jindida Science Park, Langkou hekeng Industrial Zone, Dalang street, Longhua District, Shenzhen, Guangdong Patentee before: SHENZHEN BEIER SOLAR ENERGY TECHNOLOGY CO.,LTD. |
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