CN114362656B - Waterproof fixing device for high-water-resistance HJT photovoltaic cell - Google Patents
Waterproof fixing device for high-water-resistance HJT photovoltaic cell Download PDFInfo
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- CN114362656B CN114362656B CN202111619073.5A CN202111619073A CN114362656B CN 114362656 B CN114362656 B CN 114362656B CN 202111619073 A CN202111619073 A CN 202111619073A CN 114362656 B CN114362656 B CN 114362656B
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- 238000007789 sealing Methods 0.000 claims abstract description 161
- 230000017525 heat dissipation Effects 0.000 claims abstract description 36
- 239000005394 sealing glass Substances 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 37
- 230000000670 limiting effect Effects 0.000 claims description 25
- 239000004519 grease Substances 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 8
- 210000001503 joint Anatomy 0.000 description 8
- 230000002829 reductive effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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- Photovoltaic Devices (AREA)
Abstract
The invention relates to a waterproof fixing device for a high-water-resistance HJT photovoltaic cell, which comprises a main frame, wherein the middle part of the upper end of the main frame is provided with a photovoltaic cell, the outer surface of the upper end of the main frame is provided with a sealing glass plate, the periphery of the main frame is flush with the periphery of the sealing glass plate, the periphery of the sealing glass plate is connected with a second sealing frame in a sealing manner, the outer surface of the second sealing frame is provided with a first sealing frame, the middle part of the lower end of the main frame is provided with a heat dissipation plate, two sides of the lower end surface of the main frame, which are close to the heat dissipation plate, are both provided with a containing port for containing the heat dissipation fan, and the containing port of the main frame is provided with a sealing mechanism for sealing the containing ports, so that the complete isolation of water is ensured. The heat is taken away through the heat conducting plate, the radiating fins and the radiating fan and temperature control is carried out, so that the service life of the HJT photovoltaic cell is prevented from being shortened due to overhigh temperature.
Description
Technical Field
The invention relates to the technical field of photovoltaic modules, in particular to a waterproof fixing device for a high-water-resistance HJT photovoltaic cell.
Background
When the photovoltaic cell is installed, a waterproof fixing device is mostly required to be sleeved outside the photovoltaic cell for fixing and protecting the photovoltaic panel, when rain and snow weather comes, the photovoltaic cell is protected by the waterproof fixing device, water and gas separation is carried out, and each electronic element is protected, as shown in fig. 1.
Patent document with publication number CN208226964U discloses a photovoltaic panel installation is with waterproof frame, including photovoltaic module, set up the annular groove in the horizontal part of the framework at both ends about the photovoltaic module, be located the annular groove of horizontal part left and right sides position and set up the bar groove perpendicularly, bar inslot cover is equipped with the briquetting, and the lower extreme of briquetting has set gradually clamp plate and rubber heelpiece, and the upper end of briquetting is provided with the spring, has seted up the wash port in the annular groove that is located the horizontal part front and back both sides position.
The existing waterproof fixing device usually drains water through a water drainage groove or a water drainage outlet, can not realize totally closed protection of the HJT photovoltaic cell, easily causes the HJT photovoltaic cell to be corroded by water vapor in the using process to reduce the service life, can not realize quick heat dissipation and temperature control of the HJT photovoltaic cell in the using process, can not realize water insulation, gas isolation and quick heat dissipation, and further reduces the service life of the HJT.
Disclosure of Invention
The invention aims to provide a waterproof fixing device for a high-water-resistance HJT photovoltaic cell, aiming at the problems and the defects, so that the overall working efficiency is improved.
The technical problem solved by the invention is as follows:
(1) the existing waterproof fixing device usually drains water through a drainage groove or a drainage outlet, and cannot protect the HJT photovoltaic cell in a totally-enclosed manner, so that the HJT photovoltaic cell is easily corroded by water vapor in the using process to reduce the service life;
(2) the conventional waterproof fixing device cannot realize rapid heat dissipation and temperature control of the HJT photovoltaic cell in the using process, cannot enable water and gas isolation and rapid heat dissipation to be carried out synchronously, and further reduces the service life of the HJT.
The purpose of the invention can be realized by the following technical scheme: the utility model provides a high resistant water HJT photovoltaic cell uses waterproof fixing device, which comprises a main frame, the upper end mid-mounting of main frame has photovoltaic cell, install sealed glass board on the upper end surface of main frame, flush around the main frame with sealed glass board all around, sealed glass board's all around sealing connection has the sealed frame of second, the surface mounting of the sealed frame of second has first sealed frame, the equal fixedly connected with in both sides of main frame is used for the fixed bolster of erection bracing, the lower extreme mid-mounting of main frame has the heating panel, radiator fan is all installed to the lower terminal surface of main frame near the both sides of heating panel, the storage port that is used for accomodating radiator fan is all seted up to the lower terminal surface of main frame near radiator fan's both sides, the storage port department of main frame installs and is used for carrying out sealed sealing mechanism to the storage port.
As a further scheme of the invention, a limit frame for supporting and protecting the photovoltaic cell is installed on the periphery of the photovoltaic cell, the horizontal section of the second sealing frame is connected with the edge of the sealing glass plate in a sealing mode, the vertical section of the second sealing frame covers the joint of the sealing glass plate and the main frame and is connected with the peripheral side face of the main frame in a sealing mode, and the first sealing frame is connected with the outer surface of the second sealing frame in a sealing mode.
As a further scheme of the invention, a plurality of radiating fins which are uniformly distributed in an array form penetrate through the radiating plate, the back surface of the photovoltaic cell is provided with a heat conducting plate, one end, close to the heat conducting plate, of each radiating fin is fixedly connected with the heat conducting plate through radiating grease, limiting rods are arranged on two sides of the heat conducting plate, and one side, close to the sealing glass plate, of each limiting rod is respectively abutted against the limiting frame and the edges of two sides of the heat conducting plate.
As a further scheme of the invention, two sides of the interior of the main frame, which are close to the containing port, are fixedly connected with supporting seats, one side of one supporting seat is provided with a stepping motor, the end part of a driving shaft of the stepping motor is fixedly connected with a supporting rotating shaft, the end part of the supporting rotating shaft is rotatably connected with the supporting seat, the periphery of the middle part of the supporting rotating shaft is fixedly sleeved with a supporting shaft sleeve, and the supporting shaft sleeve is fixedly connected with the side surface of the cooling fan.
As a further scheme of the invention, the periphery of each containing opening of the main frame is fixedly connected with a third sealing ring.
As a further scheme of the invention, the sealing mechanism comprises a sealing plate and a sealing motor, the sealing motor is arranged at the center of the end part of the main frame, two ends of a driving shaft of the sealing motor are fixedly connected with first transmission rods, one end of each first transmission rod, which is far away from the sealing motor, is fixedly connected with an L-shaped transmission rod, and one end of each L-shaped transmission rod is rotatably connected with one side of the sealing plate.
As a further scheme of the invention, the included angle of the L-shaped transmission rod is in an acute angle shape.
As a further scheme of the invention, two sides of the main frame, which are close to the sealing plate, are fixedly provided with limiting motors, the end parts of driving shafts of the limiting motors are fixedly connected with second transmission rods, the peripheries of two ends of the second transmission rods are fixedly sleeved with L-shaped clamping hooks, and the inner sides of the end parts of the L-shaped clamping hooks are abutted against two sides of the sealing plate.
As a further scheme of the invention, a second sealing ring is fixedly connected to the edge of the side face of the sealing plate, which is close to the containing opening, the second sealing ring is butted with a third sealing ring, and a first sealing ring is fixedly connected to the periphery of the side face of the sealing plate, which is close to the second sealing ring.
As a further aspect of the invention, the first seal ring is in an inverted quadrangular frustum pyramid shape, and an included angle between a side surface of the first seal ring and the seal plate is forty degrees to fifty degrees.
The invention has the beneficial effects that:
(1) the photovoltaic cell arranged in the main frame is protected by the sealing connection of the sealing glass plate and the main frame, the front surface of the photovoltaic cell is prevented from being corroded by natural environments such as rainwater, the first sealing frame is fixedly arranged on the main frame through a threaded bolt, so that the sealing glass plate is kept stable, the joint between the sealing glass plate and the main frame is coated to prevent rainwater from permeating, the sealing effect is further enhanced through the second sealing frame made of rubber, after the cooling fan is retracted into the main frame, when the containing hole is sealed through the sealing plate, the sealing motor is started, the first transmission rod is rotated, the L-shaped transmission rod is rotated, so that the sealing plate is turned over, the sealing plate is abutted against the containing hole, then the limiting motor is started, the second transmission rod is rotated, the L-shaped clamping hook is rotated, and the sealing plate is clamped and pushed through the L-shaped clamping hook, the second sealing ring and the third sealing ring are in butt joint and compression joint, so that a sealing structure is formed for water and air isolation, and meanwhile, the first sealing ring is abutted against the outer side surface of the main frame and is bent outwards, so that the containing opening is further sealed through the first sealing ring, and the containing opening is sealed through the first sealing ring, the second sealing ring and the third sealing ring together, so that the complete isolation of moisture is ensured;
(2) the photovoltaic cell is installed in the main frame through the butt joint of the limit frame and the main frame, then the back of the photovoltaic cell is coated with heat conducting grease and is provided with a heat conducting plate, then the heat radiating plate provided with a plurality of heat radiating fins is installed on the lower end surface of the main frame, the stability of the heat radiating plate is kept through bolts, meanwhile, the multi-bending gap formed by the installation frame and the installation groove ensures that water cannot leak, then each fastening bolt is rotated to ensure that the heat conducting plate is tightly abutted against the photovoltaic cell under the pushing of the limit rod, the limit frame is kept stable, meanwhile, under the filling of the heat conducting grease, the thermal resistance coefficient between the heat conducting plate and the photovoltaic cell is greatly reduced, then the heat radiating fins are pushed to ensure that the heat radiating fins are abutted against the heat conducting plate, and the thermal resistance coefficient between the heat radiating fins and the heat conducting plate is reduced through the heat conducting grease, so that the photovoltaic cell is quickly radiated through the heat conducting plate, the heat radiating fins and the heat conducting grease, through step motor's accurate rotation and big moment of torsion rotation, thereby rotate radiator fan through the supporting axle sleeve, make two radiator fan set up the both sides at the heating panel side by side, it blows to carry out the syntropy through two radiator fan, thereby form the radiating air current around radiator fin, take away the heat that radiator fin conducts, thereby pass through the heat-conducting plate with HJT photovoltaic cell's heat fast, radiator fin and radiator fan take away at the back of main frame, control the temperature to HJT photovoltaic cell, prevent that HJT photovoltaic cell from reducing life because the temperature is too high.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a prior art structure;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a rear view of the overall structure of the present invention;
FIG. 4 is a partial schematic view of a main frame according to the present invention;
FIG. 5 is a partial schematic view of the internal structure of the main frame according to the present invention;
FIG. 6 is a schematic view showing the overall structure of the sealing plate of the present invention;
in the figure: 1. a main frame; 2. a first seal frame; 3. a second seal frame; 4. sealing the glass plate; 5. fixing a bracket; 6. a heat dissipation plate; 7. heat dissipation fins; 8. a sealing plate; 9. sealing the motor; 10. an L-shaped transmission rod; 11. a first drive lever; 12. a limiting motor; 13. a second transmission rod; 14. an L-shaped clamping hook; 15. a heat radiation fan; 16. a stepping motor; 17. a supporting seat; 18. a support shaft; 19. a support sleeve; 20. a photovoltaic cell; 21. a limiting frame; 22. a heat conducting plate; 23. fastening bolts; 24. a limiting rod; 25. a first seal ring; 26. a second seal ring; 27. and a third sealing ring.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Please refer to fig. 2-6: the utility model provides a high resistant water HJT photovoltaic cell uses waterproof fixing device, including main frame 1, the upper end mid-mounting of main frame 1 has photovoltaic cell 20, install sealed glass board 4 on the upper end surface of main frame 1, main frame 1 around flush with all around of sealed glass board 4, sealed glass board 4 all around sealing connection has the sealed frame 3 of second, the surface mounting of the sealed frame 3 of second has first sealed frame 2, the equal fixedly connected with in both sides of main frame 1 is used for the fixed bolster 5 of erection bracing, the lower extreme mid-mounting of main frame 1 has heating panel 6, radiator fan 15 is all installed to the lower terminal surface of main frame 1's both sides that are close to heating panel 6, the containing port that is used for accomodating radiator fan 15 is all seted up to the lower terminal surface of main frame 1's both sides that are close to radiator fan 15, the containing port department of main frame 1 installs and is used for carrying out sealed sealing mechanism to the containing port.
The periphery of the photovoltaic cell 20 is provided with a limit frame 21 for supporting and protecting the photovoltaic cell 20, the main frame 1 is hollow, the middle part of the upper end surface of the main frame 1 is provided with a limit opening for butting with the limit frame 21 in a penetrating way, the limit frame 21 is butted with a sealing glass plate 4, a second sealing frame 3 is made of rubber, the second sealing frame 3 is divided into a horizontal section and a vertical section, the horizontal section of the second sealing frame 3 is connected with the edge of the sealing glass plate 4 in a sealing way, the vertical section of the second sealing frame 3 covers the joint of the sealing glass plate 4 and the main frame 1 and is connected with the peripheral side surface of the main frame 1 in a sealing way, a first sealing frame 2 is connected with the outer surface of the second sealing frame 3 in a sealing way, the upper part of the inner side wall of the main frame 1 is fixedly connected with thread sleeves which are uniformly distributed in an equidistance way, a plurality of thread bolts which correspond to the thread sleeves one by one are arranged on the periphery of the first sealing frame 2 in a penetrating way, the first sealing frame 2 is fixedly arranged on the main frame 1 through the threaded connection of the threaded bolt and the threaded sleeve, and the photovoltaic cell 20 is an HJT heterojunction photovoltaic panel;
thereby protect photovoltaic cell 20 installed in main frame 1 through sealed glass board 4 and main frame 1's sealing connection, avoid photovoltaic cell 20's front to receive natural environment's such as rainwater erosion, simultaneously to sealed glass board 4's quick clearance, thereby avoid directly clearing up photovoltaic cell 20's front, prevent damage photovoltaic cell 20, improve cleaning speed, tie first sealed frame 2 fixed mounting on main frame 1 through the screw, thereby make sealed glass board 4 remain stable, and carry out the cladding to the seam crossing of sealed glass board 4 and main frame 1, prevent rainwater infiltration, and sealed effect has further been strengthened through the sealed frame 3 of second of rubber material.
A plurality of radiating fins 7 which are uniformly distributed in an array are arranged on the radiating plate 6 in a penetrating way, a plurality of inserting ports which are inserted with the radiating fins 7 in a one-to-one correspondence way are arranged on the radiating plate 6, a rubber ring which is connected with the radiating fins 7 in a sliding way is fixedly connected in the inserting ports of the radiating plate 6, a heat conducting plate 22 is arranged on the back surface of the photovoltaic cell 20, one end of the radiating fin 7, which is close to the heat conducting plate 22, is fixedly connected with the heat conducting plate 22 through radiating grease, two fastening bolts 23 are arranged on both sides of the radiating plate 6, two sides of the heat conducting plate 22 are respectively provided with a limiting rod 24, the cross section of the limiting rod 24 is in an L shape, one side of the limiting rod 24, which is close to the sealing glass plate 4, is respectively abutted against the limiting frame 21 and the edges on both sides of the heat conducting plate 22, one side of the limiting rod 24, which is far away from the sealing glass plate 4, is respectively connected with the fastening bolts 23 in a rotating way, and an installation frame which is corresponding to the radiating plate 6 is fixedly connected in the middle part of the lower end of the main frame 1, one side of the heat dissipation plate 6, which is close to the main frame 1, is provided with a mounting groove for butting with the mounting frame, a plurality of bolts which are distributed at equal intervals are sleeved on the periphery of the heat dissipation plate 6 in a threaded manner, and the heat dissipation plate 6 is fixedly mounted on the main frame 1 through the threaded butting of the bolts and the mounting frame;
when in use, the photovoltaic cell 20 is firstly installed in the main frame 1 through the butt joint of the limit frame 21 and the main frame 1, then the back surface of the photovoltaic cell 20 is coated with heat conducting grease and is provided with the heat conducting plate 22, then the heat radiating plate 6 provided with a plurality of heat radiating fins 7 is installed on the lower end surface of the main frame 1, the stability of the heat radiating plate 6 is kept through bolts, meanwhile, the multi-bending seam formed by the installation frame and the installation groove ensures that water cannot leak, then each fastening bolt 23 is rotated to ensure that the heat conducting plate 22 is tightly abutted against the photovoltaic cell 20 under the pushing of the limit rod 24, the limit frame 21 is kept stable, meanwhile, under the filling of the heat conducting grease, the thermal resistance coefficient between the heat conducting plate 22 and the photovoltaic cell 20 is greatly reduced, then the heat radiating fins 7 are pushed to abut against the heat conducting plate 22, and the thermal resistance coefficient between the heat radiating fins 7 and the heat conducting plate 22 is reduced through the heat conducting grease, thereby rapidly dissipating heat from the photovoltaic cell 20 through the heat conductive plate 22, the heat dissipation fins 7 and the heat conductive grease.
The two sides of the interior of the main frame 1, which are close to the containing ports, are fixedly connected with supporting seats 17, one side of one supporting seat 17 is provided with a stepping motor 16, the end part of a driving shaft of the stepping motor 16 is fixedly connected with a supporting rotating shaft 18, two ends of the supporting rotating shaft 18 respectively penetrate through the supporting seats 17 on the two sides and are rotatably connected with the supporting seats 17 on the two sides, the periphery of the middle part of the supporting rotating shaft 18 is fixedly sleeved with a supporting shaft sleeve 19, the supporting rotating shaft 18 is fixedly connected with the side surface of the cooling fan 15 through the supporting shaft sleeve 19, and the periphery of the main frame 1, which is close to each containing port, is fixedly connected with a third sealing ring 27;
when the heat dissipation device is used, the heat dissipation fan 15 is rotated through the supporting shaft sleeve 19 by the accurate rotation and the large-torque rotation of the stepping motor 16, the heat dissipation fan 15 is retracted into the main frame 1, the storage opening is sealed through the sealing mechanism, and rainwater is prevented from entering the storage opening on the back of the main frame 1.
The sealing mechanism comprises a sealing plate 8 and a sealing motor 9, the sealing mechanism is provided with two groups and is respectively arranged at two ends of a main frame 1, the sealing motor 9 is arranged at the center of the end part of the main frame 1, two ends of the sealing motor 9 are driving ends, two ends of a driving shaft of the sealing motor 9 are both fixedly connected with a first transmission rod 11, one side of the first transmission rod 11 far away from the sealing motor 9 is rotatably connected with a support frame, the support frame is fixedly connected with the end part of the main frame 1, one end of the first transmission rod 11 far away from the sealing motor 9 is fixedly connected with an L-shaped transmission rod 10, an included angle of the L-shaped transmission rod 10 is in an acute angle shape, one end of the L-shaped transmission rod 10 is rotatably connected with one side of the sealing plate 8, the joint of the L-shaped transmission rod 10 and the sealing plate 8 is close to a heat dissipation plate 6, two sides of the main frame 1 close to the sealing plate 8 are both fixedly provided with a limiting motor 12, and the end part of a driving shaft of the limiting motor 12 is fixedly connected with a second transmission rod 13, two sides of the second transmission rod 13 are arranged on the side face of the main frame 1 through brackets, the second transmission rod 13 is rotatably connected with the brackets, the peripheries of two ends of the second transmission rod 13 are fixedly sleeved with L-shaped clamping hooks 14, and the inner sides of the ends of the L-shaped clamping hooks 14 are abutted against two sides of the sealing plate 8;
when the heat dissipation device is used, when the containing opening needs to be opened and the heat dissipation fan 15 is released, the limiting motor 12 is started, the second transmission rod 13 is rotated, the L-shaped clamping hook 14 is rotated, clamping and crimping of the sealing plate 8 are loosened, then the sealing motor 9 is started, the first transmission rod 11 is rotated, the L-shaped transmission rod 10 is rotated, the sealing plate 8 is turned over, the sealing plate 8 is separated from the containing opening, the L-shaped transmission rod 10 is rotated by ninety degrees, then the heat dissipation fan 15 is rotated through the stepping motor 16, the two heat dissipation fans 15 are arranged on two sides of the heat dissipation plate 6 side by side, air is blown in the same direction through the two heat dissipation fans 15, heat dissipation airflow is formed around the heat dissipation fins 7, heat conducted by the heat dissipation fins 7 is taken away, when rain and snow weather occurs, the steps are performed in a reverse direction, the heat dissipation fans 15 are retracted into the main frame 1, and the containing opening is sealed by the sealing plate 8, therefore, the all-dimensional sealing of rain and snow is ensured, water is prevented from entering the main frame 1, and the purpose of completely isolating water is achieved.
A second sealing ring 26 is fixedly connected to the edge of the side face of the sealing plate 8 close to the containing opening, the second sealing ring 26 is butted with a third sealing ring 27, a first sealing ring 25 is fixedly connected to the periphery of the side face of the sealing plate 8 close to the second sealing ring 26, the first sealing ring 25 is in an inverted quadrangular frustum shape, the included angle between the side face of the first sealing ring 25 and the sealing plate 8 is forty degrees to fifty degrees, and the first sealing ring 25, the second sealing ring 26 and the third sealing ring 27 are all made of rubber;
when the sealing device is used, the containing opening is sealed through the sealing plate 8, the second sealing ring 26 and the third sealing ring 27 are in butt joint and compression joint during sealing, so that a sealing structure is formed to be waterproof and air-proof, meanwhile, the first sealing ring 25 is in butt joint with the outer side face of the main frame 1 and is bent outwards, the containing opening is further sealed through the first sealing ring 25, the containing opening is sealed through the first sealing ring 25, the second sealing ring 26 and the third sealing ring 27, and therefore complete isolation of moisture is ensured.
In the use process of the invention, the photovoltaic cell 20 arranged in the main frame 1 is protected by the sealing connection of the sealing glass plate 4 and the main frame 1, the front surface of the photovoltaic cell 20 is prevented from being eroded by natural environments such as rainwater and the like, the first sealing frame 2 is fixedly arranged on the main frame 1 through the threaded bolt, so that the sealing glass plate 4 is kept stable, the joint between the sealing glass plate 4 and the main frame 1 is coated to prevent rainwater from permeating, the sealing effect is further enhanced through the second sealing frame 3 made of rubber, after the cooling fan 15 is retracted into the main frame 1, when the containing opening is sealed through the sealing plate 8, the sealing motor 9 is started, the first transmission rod 11 is rotated, the L-shaped transmission rod 10 is rotated, so that the sealing plate 8 is overturned to enable the sealing plate 8 to be abutted against the containing opening, then the limiting motor 12 is started, the second transmission rod 13 is rotated, the L-shaped clamping hook 14 is rotated, the sealing plate 8 is clamped and pressed through the L-shaped clamping hook 14, the second sealing ring 26 is in butt joint and press joint with the third sealing ring 27, so that a sealing structure is formed to be waterproof and air-proof, meanwhile, the first sealing ring 25 is in butt joint with the outer side face of the main frame 1 and is bent outwards, the containing opening is further sealed through the first sealing ring 25, and the containing opening is sealed through the first sealing ring 25, the second sealing ring 26 and the third sealing ring 27 together, so that the complete isolation of moisture is ensured;
during heat dissipation, the photovoltaic cell 20 is installed in the main frame 1 through the butt joint of the limit frame 21 and the main frame 1, then heat conducting grease is coated on the back surface of the photovoltaic cell 20 and a heat conducting plate 22 is installed, then the heat radiating plate 6 provided with a plurality of heat radiating fins 7 is installed on the lower end surface of the main frame 1, the stability of the heat radiating plate 6 is kept through bolts, meanwhile, the water is ensured not to leak through a multi-bending seam formed by the installation frame and the installation groove, then each fastening bolt 23 is rotated to ensure that the heat conducting plate 22 is tightly abutted against the photovoltaic cell 20 under the pushing of the limit rod 24, the limit frame 21 is kept stable, meanwhile, under the filling of the heat conducting grease, the thermal resistance coefficient between the heat conducting plate 22 and the photovoltaic cell 20 is greatly reduced, then the heat radiating fins 7 are pushed to ensure that the heat radiating fins 7 are abutted against the heat conducting plate 22, and the thermal resistance coefficient between the heat radiating fins 7 and the heat conducting plate 22 is reduced through the heat conducting grease, the photovoltaic cell 20 is rapidly cooled by the heat conducting plate 22, the heat radiating fins 7 and the heat conducting grease, the heat radiating fans 15 are rotated by the stepping motor 16 through accurate rotation and large torque rotation, the two heat radiating fans 15 are arranged on two sides of the heat radiating plate 6 side by side through the supporting shaft sleeve 19, and the two heat radiating fans 15 blow air in the same direction, so that heat radiating airflow is formed around the heat radiating fins 7 and heat conducted by the heat radiating fins 7 is taken away.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a high resistant water HJT photovoltaic cell uses waterproof fixing device, a serial communication port, including main frame (1), the upper end mid-mounting of main frame (1) has photovoltaic cell (20), install sealed glass board (4) on the upper end surface of main frame (1), flush all around with all around of sealed glass board (4) of main frame (1), sealing connection all around of sealed glass board (4) has sealed frame (3) of second, the surface mounting of the sealed frame of second (3) has first sealed frame (2), the equal fixedly connected with in both sides of main frame (1) is used for installing the fixed bolster (5) of support, the lower extreme mid-mounting of main frame (1) has heating panel (6), radiator fan (15) are all installed to the both sides that the lower terminal surface of main frame (1) is close to heating panel (6), the both sides that the lower terminal surface of main frame (1) is close to radiator fan (15) are all offered and are used for accomodating heat dissipation fan (15) and are used for taking in heat dissipation The fan sealing structure comprises a containing opening of a fan (15), a sealing mechanism for sealing the containing opening is installed at the containing opening of the main frame (1), and a third sealing ring (27) is fixedly connected to the periphery of each containing opening of the main frame (1);
the sealing mechanism comprises a sealing plate (8) and a sealing motor (9), the sealing motor (9) is arranged at the end part of the main frame (1), first transmission rods (11) are arranged at two ends of a driving shaft of the sealing motor (9), one end, far away from the sealing motor (9), of each first transmission rod (11) is fixedly connected with an L-shaped transmission rod (10), and one end of each L-shaped transmission rod (10) is rotatably connected with one side of the sealing plate (8);
the included angle of the L-shaped transmission rod (10) is in an acute angle shape;
the two sides of the main frame (1) close to the sealing plate (8) are fixedly provided with limiting motors (12), the end parts of driving shafts of the limiting motors (12) are fixedly connected with second transmission rods (13), the peripheries of the two ends of each second transmission rod (13) are fixedly sleeved with L-shaped clamping hooks (14), and the inner sides of the end parts of the L-shaped clamping hooks (14) are abutted to the two sides of the sealing plate (8);
a second sealing ring (26) is fixedly connected to the edge of the side face of the sealing plate (8) close to the containing opening, the second sealing ring (26) is butted with a third sealing ring (27), and a first sealing ring (25) is fixedly connected to the periphery of the side face of the sealing plate (8) close to the second sealing ring (26);
the first sealing ring (25) is in an inverted quadrangular frustum pyramid shape, and the side face of the first sealing ring (25) and the sealing plate (8) form an included angle of forty degrees to fifty degrees.
2. The waterproof fixing device for the high water resistance HJT photovoltaic cell according to claim 1, wherein a limiting frame (21) for supporting and protecting the photovoltaic cell (20) is installed at the periphery of the photovoltaic cell (20), the horizontal section of the second sealing frame (3) is connected with the edge of the sealing glass plate (4) in a sealing manner, the vertical section of the second sealing frame (3) covers the joint of the sealing glass plate (4) and the main frame (1) and is connected with the peripheral side face of the main frame (1) in a sealing manner, and the first sealing frame (2) is connected with the outer surface of the second sealing frame (3) in a sealing manner.
3. The waterproof fixing device for the high-water-resistance HJT photovoltaic cell of claim 2, wherein a plurality of heat dissipation fins (7) are uniformly distributed in an array are arranged on the heat dissipation plate (6), the heat conduction plate (22) is installed on the back of the photovoltaic cell (20), one end of each heat dissipation fin (7) close to the heat conduction plate (22) is fixedly connected with the heat conduction plate (22) through heat dissipation grease, two limiting rods (24) are arranged on two sides of the heat conduction plate (22), one side of each limiting rod (24) close to the sealing glass plate (4) is respectively abutted to the edges of two sides of the limiting frame (21) and the heat conduction plate (22), two fastening bolts (23) are arranged on two sides of the heat dissipation plate (6), and one side of each limiting rod (24) far away from the sealing glass plate (4) is respectively rotatably connected with the fastening bolts (23).
4. The waterproof fixing device for the high water resistance HJT photovoltaic cell as claimed in claim 1, wherein two sides of the interior of the main frame (1) near the receiving opening are both fixedly connected with a supporting base (17), one side of one supporting base (17) is installed with a stepping motor (16), the end of the driving shaft of the stepping motor (16) is fixedly connected with a supporting shaft (18), the end of the supporting shaft (18) is rotatably connected with the supporting base (17), the middle periphery of the supporting shaft (18) is fixedly sleeved with a supporting shaft sleeve (19), and the supporting shaft sleeve (19) is fixedly connected with the side of the heat dissipation fan (15).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111619073.5A CN114362656B (en) | 2021-12-27 | 2021-12-27 | Waterproof fixing device for high-water-resistance HJT photovoltaic cell |
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| CN205961029U (en) * | 2015-02-04 | 2017-02-15 | 索乐世纪控股有限公司 | A frame, photovoltaic module and roof for sealing photovoltaic layer casting die |
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| JPH0221670A (en) * | 1988-07-08 | 1990-01-24 | Matsushita Electric Ind Co Ltd | Solar cell module |
| ES2438441B1 (en) * | 2012-06-14 | 2014-10-22 | Onyx Solar Energy, S.L. | TRANSITABLE PHOTOVOLTAIC SOIL. |
| CN109412533A (en) * | 2018-10-18 | 2019-03-01 | 合肥泽尼特新能源有限公司 | A kind of heat dissipation photovoltaic module |
| CN209496887U (en) * | 2019-04-25 | 2019-10-15 | 沃沛斯(常州)能源科技有限公司 | Light-weight photovoltaic module |
| JP7362414B2 (en) * | 2019-10-21 | 2023-10-17 | 東洋アルミニウム株式会社 | Solar cell module and its rubber frame |
| CN212324052U (en) * | 2020-05-14 | 2021-01-08 | 陆大宽 | Desert area is based on photovoltaic power generation subassembly sand prevention protective equipment of new forms of energy |
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| CN205961029U (en) * | 2015-02-04 | 2017-02-15 | 索乐世纪控股有限公司 | A frame, photovoltaic module and roof for sealing photovoltaic layer casting die |
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