CN113154700A - Based on tropical photovoltaic light and heat switching formula beam condensing unit - Google Patents

Based on tropical photovoltaic light and heat switching formula beam condensing unit Download PDF

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Publication number
CN113154700A
CN113154700A CN202110233628.6A CN202110233628A CN113154700A CN 113154700 A CN113154700 A CN 113154700A CN 202110233628 A CN202110233628 A CN 202110233628A CN 113154700 A CN113154700 A CN 113154700A
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China
Prior art keywords
fixedly connected
photovoltaic
plate
box
box body
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Granted
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CN202110233628.6A
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Chinese (zh)
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CN113154700B (en
Inventor
周开成
程文广
王虎
张勋奎
肖启标
李春雨
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Datang Sanya Future Energy Research Institute Co ltd
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China Datang Energy Technology Center Co ltd
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Publication of CN113154700A publication Critical patent/CN113154700A/en
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Publication of CN113154700B publication Critical patent/CN113154700B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00Arrangements for moving or orienting solar heat collector modules
    • F24S30/40Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/42Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
    • F24S30/425Horizontal axis
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/47Mountings or tracking

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a tropical photovoltaic and photo-thermal switching type light condensing device, which comprises a box body, a photo-thermal plate and a photovoltaic plate, wherein one side of the photo-thermal plate penetrates through the box body and extends to the inside of the box body, the bottom of the inner wall of the box body is fixedly connected with an inner box, the bottom of the box body is fixedly connected with a motor, the output end of the motor is fixedly connected with a threaded rod, and the top end of the threaded rod penetrates through the box body and the inner box and extends to the inside of the inner box. This based on tropical photovoltaic light and heat switches formula beam condensing unit runs through the box and extends to the inside of box through one side of light hot plate, and the removal of photovoltaic board need not change its circuit, because its motion trail is shorter, has reduced the current operating procedure that switches, through the back fixedly connected with mounting panel of light hot plate, and simple operation just can switch photovoltaic and light and heat, can carry out the regulation of whole angle according to the angle of sunshine moreover.

Description

Based on tropical photovoltaic light and heat switching formula beam condensing unit
Technical Field
The invention relates to the technical field of photovoltaic photo-thermal, in particular to a tropical photovoltaic photo-thermal switching type light condensing device.
Background
The photovoltaic is a short-term solar photovoltaic power generation system, which is a novel power generation system for directly converting solar radiation energy into electric energy by utilizing the photovoltaic effect of a solar cell semiconductor material, and has two modes of independent operation and grid-connected operation, and meanwhile, the solar photovoltaic power generation systems are classified, namely, a centralized type, such as a large northwest ground photovoltaic power generation system; one is distributed (taking 6MW as a boundary), such as a factory building roof photovoltaic power generation system of an industrial and commercial enterprise and a residential roof photovoltaic power generation system, solar energy utilization is an important form of solar energy utilization, and mainly comprises a solar water heater, solar energy power generation, solar seawater desalination, a solar house, a solar cooker, a solar greenhouse, a solar drying system, a solar refrigeration air conditioner and the like.
The photo-thermal power generation technology and the photovoltaic power generation technology respectively have advantages and disadvantages and application fields, the photo-thermal power generation technology and the photovoltaic power generation technology are not in an alternative relationship but in a complementary relationship, the existing technology for combining the photo-thermal power generation technology and the photovoltaic power generation technology is limited in application range, free switching between the photo-thermal power generation technology and the photovoltaic power generation technology is inconvenient, the photo-thermal power generation technology and the photovoltaic power generation technology cannot be used conveniently, and the application range is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a tropical photovoltaic photo-thermal switching type light condensing device, which solves the problems that the photo-thermal power generation technology and the photovoltaic power generation technology have advantages, disadvantages and application fields, the photo-thermal power generation technology and the photovoltaic power generation technology are not in an alternative relation but in a complementary relation, the application range of the existing technology for combining the photo-thermal power generation technology and the photovoltaic power generation technology is limited, the photo-thermal power generation technology and the photovoltaic power generation technology are inconvenient to freely switch, the photo-thermal power generation technology and the photovoltaic power generation technology cannot be conveniently used.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a light condensing equipment based on tropical photovoltaic light and heat switches formula, includes box, light hot plate and photovoltaic board, one side of light hot plate runs through the box and extends to the inside of box, the bottom fixedly connected with inner box of box inner wall to the bottom fixedly connected with motor of box, the output fixedly connected with threaded rod of motor, the inside of box and inner box and extension to inner box is run through on the top of threaded rod, middle part fixedly connected with baffle between the box inner wall both sides to the logical groove with photovoltaic board looks adaptation is seted up to the inside of baffle, the surperficial threaded connection of threaded rod has the slider to the fixed surface of slider is connected with the dead lever, the one end of dead lever runs through the inner box and extends to the outside of inner box, the dead lever extends to the outside one end of inner box and the bottom fixed connection at the photovoltaic board back.
Preferably, the back of the light and heat plate is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with the box body through screws.
Preferably, one end of the threaded rod extending into the inner box is rotatably connected with the top of the inner wall of the inner box, and a sliding groove matched with the fixing rod is formed in the surface of the inner box.
Preferably, the equal fixedly connected with slide rail in both sides of box inner wall to the equal sliding connection in one side that two slide rails are relative has the movable block, one side of movable block and one side fixed connection of photovoltaic board.
Preferably, the bottom of the interior of the box body is fixedly connected with a first spring, and the top end of the first spring is fixedly connected with a rubber plate.
Preferably, the top intercommunication of light and heat board one side has the inlet tube to the bottom intercommunication of light and heat board one side has the drain pipe, the one end of inlet tube and drain pipe all runs through the box and extends to the outside of box.
Preferably, the bottoms of the two sides of the box body are both fixedly connected with vertical plates through rotating parts, and bottom plates are fixedly connected between the bottoms of the two vertical plates.
Preferably, the two sides of the top of the bottom plate are fixedly connected with connecting plates, and the number of the connecting plates is four.
Preferably, a sliding rod is fixedly connected between the opposite sides of the two connecting plates, a sliding plate is slidably connected between the surfaces of the two sliding rods, and a supporting plate is fixedly connected to the top of the sliding plate.
Preferably, the bottom fixedly connected with at the box back and the swash plate of backup pad looks adaptation, the surface of slide bar just is located fixedly connected with second spring between the relative one side of connecting plate and slide, the top fixedly connected with anodal magnet of box inner wall to the top fixedly connected with negative pole magnet of photovoltaic board.
Advantageous effects
The invention provides a light-heat switching type light condensing device based on a tropical photovoltaic. Compared with the prior art, the method has the following beneficial effects:
(1) the light condensing device based on tropical photovoltaic and photothermal switching penetrates through the box body through one side of the photothermal plate and extends into the box body, the bottom of the inner wall of the box body is fixedly connected with an inner box, the bottom of the box body is fixedly connected with a motor, the output end of the motor is fixedly connected with a threaded rod, the top end of the threaded rod penetrates through the box body and the inner box and extends into the inner box, a partition plate is fixedly connected in the middle between two sides of the inner wall of the box body, a through groove matched with the photovoltaic plate is formed in the partition plate, a sliding block is connected to the surface of the threaded rod in a threaded manner, a fixed rod is fixedly connected to the surface of the sliding block, one end of the fixed rod penetrates through the inner box and extends to the outside of the inner box, one end of the fixed rod extending to the outside of the inner box is fixedly connected with the bottom of the back of the photovoltaic plate, the photovoltaic plate and the photothermal plate can be freely switched in an electric mode, and the movement of the photovoltaic plate does not need to change the circuit thereof, because the motion track is shorter, the existing operation steps for switching are reduced.
(2) The light condensing device based on the tropical photovoltaic photo-thermal switching is characterized in that a mounting plate is fixedly connected to the back of a photo-thermal plate, the mounting plate is fixedly connected with a box body through screws, one end, extending to the inner part of an inner box, of a threaded rod is rotatably connected with the top of the inner wall of the inner box, a sliding groove matched with a fixed rod is formed in the surface of the inner box, sliding rails are fixedly connected to two sides of the inner wall of the box body, a movable block is slidably connected to one side, opposite to the two sliding rails, of the movable block, one side of the movable block is fixedly connected with one side of the photo-thermal plate, connecting plates are fixedly connected to two sides of the top of a bottom plate, the number of the connecting plates is four, a sliding rod is fixedly connected between one sides, opposite to the two connecting plates, a sliding plate, the surface of slide bar just is located fixedly connected with second spring between the relative one side of connecting plate and slide, and simple operation just can switch photovoltaic and light and heat, can carry out the regulation of whole angle according to the angle of sunshine moreover.
(3) This based on tropical photovoltaic light and heat switches formula beam condensing unit, through the inside first spring of bottom fixedly connected with of box to the top fixedly connected with rubber slab of first spring, the top intercommunication of light and heat board one side has the inlet tube, and the bottom intercommunication of light and heat board one side has the drain pipe, and the one end of inlet tube and drain pipe all runs through the box and extends to the outside of box, and the bottom of box is provided with carries out the rubber slab that cushions the photovoltaic board, can carry out certain protection to the photovoltaic board.
(4) This based on tropical photovoltaic light and heat switches formula beam condensing unit, through the anodal magnet of top fixedly connected with of box inner wall to the top fixedly connected with negative pole magnet of photovoltaic board, the setting of anodal magnet and negative pole magnet makes the photovoltaic board when rising, has certain adsorption affinity, can improve the stability that the photovoltaic board used.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a rear view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the structure of the present invention;
FIG. 4 is a schematic view of the construction of the inner box of the present invention;
FIG. 5 is a cross-sectional view of the inner box structure of the present invention;
fig. 6 is a perspective view of a photovoltaic panel structure of the present invention.
In the figure: the solar photovoltaic power generation device comprises a box body 1, a light and heat plate 2, a photovoltaic plate 3, an inner box 4, a motor 5, a threaded rod 6, a partition plate 7, a through groove 8, a sliding block 9, a fixed rod 10, a mounting plate 11, a screw 12, a sliding groove 13, a sliding rail 14, a movable block 15, a first spring 16, a rubber plate 17, a water inlet pipe 18, a water outlet pipe 19, a rotating part 20, a vertical plate 21, a bottom plate 22, a connecting plate 23, a sliding rod 24, a sliding plate 25, a supporting plate 26, an inclined plate 27, a second spring 28, a positive magnet 29 and a negative magnet 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a light condensing device based on tropical photovoltaic and photo-thermal switching comprises a box body 1, a photo-thermal plate 2 and a photovoltaic plate 3, wherein the photovoltaic and photo-thermal can be switched by simple operation, and the whole angle can be adjusted according to the angle of sunlight, two sides of the inner wall of the box body 1 are fixedly connected with slide rails 14, one opposite sides of the two slide rails 14 are respectively and slidably connected with a movable block 15, one side of the movable block 15 is fixedly connected with one side of the photovoltaic plate 3, the bottom of the inner part of the box body 1 is fixedly connected with a first spring 16, the top end of the first spring 16 is fixedly connected with a rubber plate 17, the bottom of the box body 1 is provided with the rubber plate 17 for buffering the photovoltaic plate 3, the photovoltaic plate 3 can be protected to a certain degree, the top of one side of the photo-thermal plate 2 is communicated with a water inlet pipe 18, the bottom of one side of the photo-thermal plate 2 is communicated with a water outlet pipe 19, one end of the water inlet pipe 18 and one end of the water outlet pipe 19 both penetrate through the box body 1 and extend to the outer part of the box body 1, the bottom of two sides of the box body 1 is fixedly connected with vertical plates 21 through rotating pieces 20, a bottom plate 22 is fixedly connected between the bottoms of the two vertical plates 21, connecting plates 23 are fixedly connected with two sides of the top of the bottom plate 22, a slide bar 24 is fixedly connected between one opposite sides of the two connecting plates 23, a slide plate 25 is slidably connected between the surfaces of the two slide bars 24, a supporting plate 26 is fixedly connected with the top of the slide plate 25, the bottom of the back of the box body 1 is fixedly connected with an inclined plate 27 matched with the supporting plate 26, a second spring 28 is fixedly connected between the surface of the slide bar 24 and one opposite side of the connecting plate 23 and the slide plate 25, the top of the inner wall of the box body 1 is fixedly connected with a positive magnet 29, the top of the photovoltaic panel 3 is fixedly connected with a negative magnet 30, four connecting plates 23 are arranged, the back of the photo-thermal panel 2 is fixedly connected with a mounting plate 11, and the mounting plate 11 is fixedly connected with the box body 1 through screws 12, one side of the light and heat plate 2 penetrates through the box body 1 and extends to the inside of the box body 1, the bottom of the inner wall of the box body 1 is fixedly connected with an inner box 4, the bottom of the box body 1 is fixedly connected with a motor 5, the motor 5 is a three-phase asynchronous motor and can rotate forward and backward, the free switching between photovoltaic and light and heat is realized in an electric mode, the movement of the photovoltaic plate 3 does not need to change the circuit of the photovoltaic plate, the operation steps of the existing switching are reduced because the movement track is short, the output end of the motor 5 is fixedly connected with a threaded rod 6, one end of the threaded rod 6 extending to the inside of the inner box 4 is rotatably connected with the top of the inner wall of the inner box 4, the surface of the inner box 4 is provided with a chute 13 matched with a fixed rod 10, the top end of the threaded rod 6 penetrates through the box body 1 and the inner box 4 and extends to the inside of the inner box 4, a partition plate 7 is fixedly connected with the middle part between the two sides of the inner wall of the box body 1, and the inside of the partition plate 7 is provided with a through groove 8 matched with the photovoltaic plate 3, the surface of the threaded rod 6 is connected with a sliding block 9 in a threaded manner, the surface of the sliding block 9 is fixedly connected with a fixing rod 10, one end of the fixing rod 10 penetrates through the inner box 4 and extends to the outside of the inner box 4, and one end of the fixing rod 10 extending to the outside of the inner box 4 is fixedly connected with the bottom of the back surface of the photovoltaic panel 3, and the details which are not described in detail in the specification belong to the prior art which is well known to those skilled in the art.
During the use, when needing to switch photovoltaic board 3 and light and heat board 2, through external switch starter motor 5, it is rotatory that electronic 5 drives threaded rod 6, the rotation of threaded rod 6 drives slider 9 and removes, slider 9's removal drives dead lever 10 and removes, dead lever 10 drives photovoltaic board 3 and upwards slides under the limiting displacement of slide rail 14 and movable block 15, photovoltaic board 3 wears out from leading to groove 8, keep off in the front of light and heat board 2, accomplish the switching, when needing to adjust the angle, just incline with rotating piece 20 with box 1 as the centre of a circle, support the bottom at swash plate 27 through backup pad 26, accomplish the regulation of angle, backup pad 26 is when removing, will drive slide 25 and slide on slide bar 24, slide 25 extrudees second spring 28.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (10)

1. The utility model provides a based on tropical photovoltaic light and heat switching formula beam condensing unit, includes box (1), light and heat board (2) and photovoltaic board (3), its characterized in that: one side of the light and heat plate (2) penetrates through the box body (1) and extends to the inside of the box body (1), the bottom of the inner wall of the box body (1) is fixedly connected with an inner box (4), the bottom of the box body (1) is fixedly connected with a motor (5), the output end of the motor (5) is fixedly connected with a threaded rod (6), the top end of the threaded rod (6) penetrates through the box body (1) and the inner box (4) and extends to the inside of the inner box (4), a partition plate (7) is fixedly connected to the middle part between two sides of the inner wall of the box body (1), a through groove (8) matched with the photovoltaic panel (3) is formed in the partition plate (7), a sliding block (9) is connected to the surface of the threaded rod (6), a fixing rod (10) is fixedly connected to the surface of the sliding block (9), one end of the fixing rod (10) penetrates through the inner box (4) and extends to the outside of the inner box (4), one end of the fixing rod (10) extending to the outside of the inner box (4) is fixedly connected with the bottom of the back of the photovoltaic panel (3).
2. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 1, wherein: the back of the light and heat plate (2) is fixedly connected with a mounting plate (11), and the mounting plate (11) is fixedly connected with the box body (1) through a screw (12).
3. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 1, wherein: threaded rod (6) extend to the inside one end of inner box (4) and the top of inner box (4) inner wall is rotated and is connected, spout (13) with dead lever (10) looks adaptation are seted up on the surface of inner box (4).
4. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 1, wherein: the photovoltaic solar water heater is characterized in that sliding rails (14) are fixedly connected to two sides of the inner wall of the box body (1), a movable block (15) is slidably connected to one side, opposite to the two sliding rails (14), of the movable block, and one side of the movable block (15) is fixedly connected with one side of the photovoltaic panel (3).
5. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 1, wherein: the bottom of the interior of the box body (1) is fixedly connected with a first spring (16), and the top end of the first spring (16) is fixedly connected with a rubber plate (17).
6. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 1, wherein: the top of one side of the light and heat plate (2) is communicated with a water inlet pipe (18), the bottom of one side of the light and heat plate (2) is communicated with a water outlet pipe (19), and one ends of the water inlet pipe (18) and the water outlet pipe (19) penetrate through the box body (1) and extend to the outside of the box body (1).
7. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 1, wherein: the bottom of box (1) both sides all is through rotating piece (20) fixedly connected with riser (21) to fixedly connected with bottom plate (22) between the bottom of two riser (21).
8. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 7, wherein: the two sides of the top of the bottom plate (22) are fixedly connected with connecting plates (23), and the number of the connecting plates (23) is four.
9. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 8, wherein: a sliding rod (24) is fixedly connected between the opposite sides of the two connecting plates (23), a sliding plate (25) is slidably connected between the surfaces of the two sliding rods (24), and a supporting plate (26) is fixedly connected to the top of the sliding plate (25).
10. The light concentrating device based on tropical photovoltaic photo-thermal switching according to claim 9, wherein: the bottom fixedly connected with at the box (1) back and swash plate (27) of backup pad (26) looks adaptation, the surface of slide bar (24) just is located fixedly connected with second spring (28) between connecting plate (23) and the relative one side of slide (25), the top fixedly connected with anodal magnet (29) of box (1) inner wall to the top fixedly connected with negative pole magnet (30) of photovoltaic board (3).
CN202110233628.6A 2021-03-03 2021-03-03 Based on tropical photovoltaic light and heat switching formula beam condensing unit Expired - Fee Related CN113154700B (en)

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CN202110233628.6A CN113154700B (en) 2021-03-03 2021-03-03 Based on tropical photovoltaic light and heat switching formula beam condensing unit

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CN113154700B CN113154700B (en) 2023-01-06

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Publication number Priority date Publication date Assignee Title
KR101690678B1 (en) * 2015-10-07 2016-12-28 문여진 Solar energy generating windows
CN206320940U (en) * 2016-11-17 2017-07-11 北京华业阳光新能源有限公司 Photovoltaic and photothermal integral heat collector
CN109474236A (en) * 2018-12-25 2019-03-15 王斐 A kind of threaded rod of integrated building photovoltaic supporting table
CN109631417A (en) * 2019-01-04 2019-04-16 重庆大学 A kind of photovoltaic and photothermal integral device with nocturnal radiation refrigerating function
CN209072406U (en) * 2018-12-29 2019-07-05 莘县绿洲太阳能科技有限公司 Contiuum type ecological agriculture photovoltaic bracket
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CN209730542U (en) * 2019-02-21 2019-12-03 虞良伟 A kind of photovoltaic apparatus electric power box
CN110611484A (en) * 2019-09-12 2019-12-24 绍兴文理学院 Rain and snow prevention solar photovoltaic panel
CN111270948A (en) * 2020-02-12 2020-06-12 白亮 Wind pressure resistant reinforced landscape energy-saving fire-fighting integrated window
CN211018724U (en) * 2019-12-13 2020-07-14 南通大鹏光电有限公司 Solar photovoltaic module adjusting mechanism
CN112049544A (en) * 2020-09-29 2020-12-08 白亮 Outer window capable of being automatically opened without any manual action and external force during power failure

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101690678B1 (en) * 2015-10-07 2016-12-28 문여진 Solar energy generating windows
CN206320940U (en) * 2016-11-17 2017-07-11 北京华业阳光新能源有限公司 Photovoltaic and photothermal integral heat collector
CN109474236A (en) * 2018-12-25 2019-03-15 王斐 A kind of threaded rod of integrated building photovoltaic supporting table
CN209558698U (en) * 2018-12-25 2019-10-29 江苏阳光四季新能源科技股份有限公司 A kind of photo-thermal integrated photovoltaic power generator
CN209072406U (en) * 2018-12-29 2019-07-05 莘县绿洲太阳能科技有限公司 Contiuum type ecological agriculture photovoltaic bracket
CN109631417A (en) * 2019-01-04 2019-04-16 重庆大学 A kind of photovoltaic and photothermal integral device with nocturnal radiation refrigerating function
CN209730542U (en) * 2019-02-21 2019-12-03 虞良伟 A kind of photovoltaic apparatus electric power box
CN110611484A (en) * 2019-09-12 2019-12-24 绍兴文理学院 Rain and snow prevention solar photovoltaic panel
CN211018724U (en) * 2019-12-13 2020-07-14 南通大鹏光电有限公司 Solar photovoltaic module adjusting mechanism
CN111270948A (en) * 2020-02-12 2020-06-12 白亮 Wind pressure resistant reinforced landscape energy-saving fire-fighting integrated window
CN112049544A (en) * 2020-09-29 2020-12-08 白亮 Outer window capable of being automatically opened without any manual action and external force during power failure

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