CN201878042U - Biomimetic type solar photovoltaic photo-thermal combination board - Google Patents
Biomimetic type solar photovoltaic photo-thermal combination board Download PDFInfo
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- CN201878042U CN201878042U CN2010202856413U CN201020285641U CN201878042U CN 201878042 U CN201878042 U CN 201878042U CN 2010202856413 U CN2010202856413 U CN 2010202856413U CN 201020285641 U CN201020285641 U CN 201020285641U CN 201878042 U CN201878042 U CN 201878042U
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- hollow tubing
- connecting plate
- tubing conductor
- side connecting
- type photovoltaic
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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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Abstract
The utility model discloses a biomimetic type solar photovoltaic photo-thermal combination board which comprises an upper cover plate, a side A connecting plate, a side B connecting plate, an end A panel, an end B panel, a heat preservation frame, solar battery modules, a temperature regulating conduit module and a bottom plate, wherein the upper cover plate is arranged above the heat preservation frame, and the bottom plate is arranged under the heat preservation frame; the inner wall of the heat preservation frame is provided with the end A panel, the side A connecting plate, the end B panel and the side B connecting plate along the clockwise direction; the end A panel and the end B panel as well as the side A connecting plate and the side B connecting plate are respectively arranged in an opposite way; the temperature regulating conduit module is installed in the heat preservation frame; and the solar battery modules are evenly distributed on the temperature regulating conduit module. By applying the bionic principle and adopting the capillary network technology, a solar battery is in an adjustable and controllable optimum temperature state like the constant temperature of the human body temperature, and the solar battery is in a highest efficiency state, so that the power generating capacity is higher than that of the prior art.
Description
Technical field
The utility model relates to a kind of solar energy photovoltaic panel, more particularly says, is meant that a kind of solar energy photovoltaic panel that utilizes absorbs heat energy, realizes the biomimetic type photovoltaic and photothermal solar coupling plate of balancing energy then.
Background technology
Solar energy is cleaning, safety, inexhaustible regenerative resource, and fully developing solar energy is the energy strategy decision-making of countries in the world government sustainable development.Development low-carbon economy, quickening new forms of energy industry development and Application and Development are the behaves that many enterprises seize the international competition strategic high ground.China has issued " golden sun engineering " plan, and a kind of technology that can improve power conversion efficiency (pce) and effectively utilize its heat energy of current urgent need is to make full use of the photovoltaic and photothermal effect of solar energy, as the basic module of photovoltaic and photothermal architecture-integral.
Summary of the invention
The purpose of this utility model provides a kind of photovoltaic and photothermal solar effect that makes full use of, and has not only produced electric energy but also has produced the photovoltaic and photothermal coupling plate (PVT) of heat energy.This coupling plate uses bionic principle, below photovoltaic cell, the capillary temperature adjustment is set, and is constant at photovoltaic battery temperature, just reduced the power loss of battery, improved battery efficiency, and heat is exported through capillary network, and heat energy is utilized effectively.The coupling plate that the utility model is made can be used for photovoltaic interlining facing and wallboard, the compound manufacturing photovoltaic building element of roof boarding; Be used for photovoltaic interlining glass and make photovoltaic building materials such as glass curtain wall, daylighting top, light inlet window etc., purposes is very extensive.
The utility model is a kind of biomimetic type photovoltaic and photothermal solar coupling plate, and it includes solar module (7), upper cover plate (1), A side connecting plate (2), B side connecting plate (3), A end plates (4), B end plates (5), insulation frame (6), temperature adjustment conduit module (8) and base plate (9); A side connecting plate (2) is identical with the structure of B side connecting plate (3); A end plates (4) are identical with the structure of B end plates (5); The top of insulation frame (6) is upper cover plate (1), and the below of insulation frame (6) is base plate (9); The outer wall of insulation frame (6) is provided with A end plates (4), A side connecting plate (2), B end plates (5) and B side connecting plate (3) in the direction of the clock, and A end plates (4) are staggered relatively with B end plates (5), and A side connecting plate (2) is staggered relatively with B side connecting plate (3); Temperature adjustment conduit module (8) is installed in the insulation frame (6); Solar module (7) is distributed on the temperature adjustment conduit module (8).
Described biomimetic type photovoltaic and photothermal solar coupling plate, temperature adjustment conduit module (8) includes A hollow tubing conductor (81), B hollow tubing conductor (82), U-shaped hollow tubing conductor (83); One end of U-shaped hollow tubing conductor (83) is connected on the body of A hollow tubing conductor (81), and the other end of U-shaped hollow tubing conductor (83) is connected on the body of B hollow tubing conductor (82); The B end of A hollow tubing conductor (81) is sealing, and the A end of A hollow tubing conductor (81) is communicated with the storage box that stores heat-conducting medium (8A) by A pipeline (8C).The B end of B hollow tubing conductor (82) is sealing, and the A end of B hollow tubing conductor (82) can be communicated with the storage box that stores heat-conducting medium (8A) by B pipeline (8B).
Described biomimetic type photovoltaic and photothermal solar coupling plate, U-shaped hollow tubing conductor (83) adopts the tiling mode, and is provided with many according to the size of insulation frame (6).
Described biomimetic type photovoltaic and photothermal solar coupling plate is provided with pump (8E), switch (8F) and flowmeter (8D) on A pipeline (8C).
Described biomimetic type photovoltaic and photothermal solar coupling plate, temperature adjustment conduit module (8) adopts pipe network technology capillaceous, and the diameter of its A hollow tubing conductor (81) and B hollow tubing conductor (82) is 12～28mm, and the diameter of U-shaped hollow tubing conductor (83) is 2～8mm.
Described biomimetic type photovoltaic and photothermal solar coupling plate, in order to realize that temperature adjustment conduit module (8) is carried out adjustment, by U-shaped hollow tubing conductor (83) transform light energy is become heat energy after, carry out adjustment by heat-conducting medium; Gather the temperature T that flows in the U-shaped hollow tubing conductor (83) by going up installation A temperature sensor (811) at A hollow tubing conductor (81)
In, gather the temperature T that flows out in the U-shaped hollow tubing conductor (83) by going up installation C temperature sensor (821) at B hollow tubing conductor (82)
OutT
InWith T
OutIn the adjustment chip, carry out temperature relatively, if T
OutBe higher than T
InWhen having 5 ℃, the adjustment chip is then exported the instruction F that starts pump and is accelerated heat transfer medium flows for pump (8E).
Described biomimetic type photovoltaic and photothermal solar coupling plate, A side connecting plate (2) and B side connecting plate (3) adopt the structure of metal or armored concrete.
Described biomimetic type photovoltaic and photothermal solar coupling plate, A end plates (4) and B end plates (5) adopt the slab construction of metal or armored concrete.
Described biomimetic type photovoltaic and photothermal solar coupling plate, insulation frame (6) is the rectangle frame structure.Material selection glass bead, perlite, flame-retardant polystyrene foamed plastics, extruded sheet or the polyethylene film light heat insulation material of insulation frame (6).
Described biomimetic type photovoltaic and photothermal solar coupling plate, upper cover plate (1) adopts the function panel with printing opacity.Upper cover plate (1) adopts the panel of low iron tempering white glass or clear polymer, polyacrylic acid resinoid or PEP processing.
Described biomimetic type photovoltaic and photothermal solar coupling plate, in order to realize that temperature adjustment conduit module is carried out adjustment, by the U-shaped hollow tubing conductor transform light energy is become heat energy after, carry out adjustment by heat-conducting medium; By being installed, the A temperature sensor gathers the temperature T that flows in the U-shaped hollow tubing conductor on the A hollow tubing conductor
In, gather the temperature T that flows out in the U-shaped hollow tubing conductor by the C temperature sensor is installed on the B hollow tubing conductor
OutT
InWith T
OutIn the adjustment chip, carry out temperature relatively, if T
OutBe higher than T
InWhen having 5 ℃, the adjustment chip is then exported the instruction F that starts pump and is accelerated heat transfer medium flows to pump.
The beneficial effect of biomimetic type photovoltaic and photothermal solar coupling plate of the present utility model has:
(A) coupling plate of the present utility model adopts the solar-energy photo-voltaic cell square formation that the energy is provided.
(B) the capillary network grid thermoregulating system of temperature-control coating compared with prior art, has solved fluid seepage and battery insulation problem preferably, and surface area capillaceous is big, and heat exchange property is good.
(C) the capillary network grid thermoregulating system of temperature-control coating can be saved the air-conditioning investment simultaneously as indoor air-conditioning system, has energy-saving and environmental protection, comfortable effect.Be that prior art is difficult to compare.
Description of drawings
Fig. 1 is the external structure of solar panels of the present utility model.
Figure 1A is the structure chart of the solar panels of the present utility model of unassembled upper cover plate.
Figure 1B is the exploded view of solar panels of the present utility model.
Fig. 2 is temperature adjustment conduit modular structure figure of the present utility model.
Fig. 3 is that heat-conducting medium flows to schematic diagram in the temperature adjustment conduit module of the present utility model.
Fig. 3 A is a thermoregulator schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Shown in Fig. 1, Figure 1A, Figure 1B, the utility model is a kind of biomimetic type photovoltaic and photothermal solar coupling plate, and it includes upper cover plate 1, A side connecting plate 2, B side connecting plate 3, A end plates 4, B end plates 5, insulation frame 6, solar module 7, temperature adjustment conduit module 8 and base plate 9; A side connecting plate 2 is identical with the structure of B side connecting plate 3; A end plates 4 are identical with the structure of B end plates 5.The top of insulation frame 6 is upper cover plates 1, and the below of insulation frame 6 is base plates 9; The outer wall of insulation frame 6 is provided with A end plates 4, A side connecting plate 2, B end plates 5 and B side connecting plate 3 in the direction of the clock, and A end plates 4 are staggered relatively with B end plates 5, and A side connecting plate 2 is staggered relatively with B side connecting plate 3; Temperature adjustment conduit module 8 is installed in the insulation frame 6; Solar module 7 is distributed on the temperature adjustment conduit module 8.
Shown in Fig. 2, Fig. 3, Fig. 3 A, temperature adjustment conduit module 8 includes A hollow tubing conductor 81, B hollow tubing conductor 82, U-shaped hollow tubing conductor 83; One end of U-shaped hollow tubing conductor 83 is connected on the body of A hollow tubing conductor 81, and the other end of U-shaped hollow tubing conductor 83 is connected on the body of B hollow tubing conductor 82.Described U-shaped hollow tubing conductor 83 adopts the tiling mode, and is provided with many according to the size of insulation frame 6.The B end of A hollow tubing conductor 81 is sealing, and the A end of A hollow tubing conductor 81 can be communicated with the storage box 8A that stores heat-conducting medium by A pipeline 8C.The B end of B hollow tubing conductor 82 is sealing, and the A end of B hollow tubing conductor 82 can be communicated with the storage box 8A that stores heat-conducting medium by B pipeline 8B.In the utility model, if A hollow tubing conductor 81 is set at the pipe that flows into heat-conducting medium in U-shaped hollow tubing conductor 83,82 of B hollow tubing conductors are the pipes that flow out heat-conducting mediums in the U-shaped hollow tubing conductor 83 so.In order to realize that the flow velocity of heat-conducting medium is controlled, on A pipeline 8C, be provided with pump 8E, switch 8F and flowmeter 8D (as shown in Figure 3).
In the utility model, temperature adjustment conduit module 8 adopts pipe network technology capillaceous, and the diameter of its A hollow tubing conductor 81 and B hollow tubing conductor 82 is 12～28mm, and the diameter of U-shaped hollow tubing conductor 83 is 2～8mm.It (is the PP-R pipe that the tubing that described A hollow tubing conductor 81, B hollow tubing conductor 82 and U-shaped hollow tubing conductor 83 are selected for use can be selected polypropylene random copolymer pipe for use, be three type PA tubes again) or high temperature resistant non-crosslinked polyethylene pipe (being the PE-RT pipe, heat-proof polythene) or polybutene (PB) pipe.
In order to realize that temperature adjustment conduit module 8 is carried out adjustment, by U-shaped hollow tubing conductor 83 transform light energy is become heat energy after, carry out adjustment by heat-conducting medium.By being installed, A temperature sensor 811 gathers the temperature T that flows in the U-shaped hollow tubing conductor 83 on A hollow tubing conductor 81
In, gather the temperature T that flows out in the U-shaped hollow tubing conductor 83 by C temperature sensor 821 is installed on B hollow tubing conductor 82
OutT
InWith T
OutIn the adjustment chip, carry out temperature relatively, if T
OutBe higher than T
InWhen having 5 ℃, the adjustment chip is then exported the instruction F that starts pump and is accelerated heat transfer medium flows (as shown in Figure 3A) for pump 8E.Vice versa, if T
OutBe lower than T
InWhen having 5 ℃, the adjustment chip is then exported the instruction F that stops pump and is given pump 8E, stops heat-conducting medium flowing in body.Heat-conducting medium in the storage box can adopt underground water, the running water through purifying, or ethylene glycol or propylene glycol.If T
OutWith T
InWhen comparison value equals 5 ℃, do not adjust.
In order to make solar energy module 7 and temperature adjustment conduit module 8 indeformable ground, stably to be arranged in the insulation frame 6, the utility model employing binding agent is filled the vacant lot between solar energy module 7 and the temperature adjustment conduit module 8.Described binding agent requires to have light transmission, anti-ultraviolet aging, certain elasticity arranged, airtight good, can adopt room curing silicon rubber, polyvinyl fluoride (PVF), polyvinyl butyral resin (PVB), the poly-cured sour ethene fat (E) of ethene etc.The final purpose that adopts binding agent is the material that makes it driving fit between each parts of arranging in the requirement insulation frame 6.
A side connecting plate 2 and B side connecting plate 3 adopt the structure of metal or armored concrete, are used to be installed in the axial both sides of insulation frame 6.In the utility model, two side connecting plates on the structure of A side connecting plate 2 and B side connecting plate 3 and another coupling plate are docking mode, also just say, when the definition A side connecting plate 2 of first coupling plate and the structure of B side connecting plate 3 are " recessed " shape, then two side connecting plate structures of another coupling plate that is connected with first coupling plate are " protruding " shape.Utilize the shape of A side connecting plate 2 and B side connecting plate 3 to carry out being connected of polylith coupling plate, embodied the modular design method of the utility model coupling plate.
A end plates 4 and B end plates 5 adopt the slab construction of metal or armored concrete, are used to be installed in vertical both sides of insulation frame 6.
In the utility model, insulation frame 6 is the rectangle frame structure, light heat insulation materials such as its material selection glass bead, perlite, flame-retardant polystyrene foamed plastics, extruded sheet or polyethylene film.
In the utility model, upper cover plate 1 adopts the function panel with printing opacity.Described upper cover plate 1 covers in solar cell 7 fronts, requires light transmittance height, firm, can resist the invasion and attack of strong wind and hail, the panel construction that can adopt low iron tempering white glass or clear polymer, polyacrylic acid resinoid, PEP etc. to be processed into.
In the utility model, base plate 9 adopts metal, armored concrete or glass.
In the utility model, solar cell 7 can adopt crystal silicon photovoltaic cell, film photovoltaic cell.
A kind of biomimetic type photovoltaic and photothermal solar coupling plate of the present utility model, compare with existing photovoltaic technology and to have the following advantages:
1. the photoelectric transformation efficiency of solar-energy photo-voltaic cell square formation, descend along with the rising of temperature, because semi-conducting material, when temperature raise, energy gap reduced, and minority carrier life time prolongs, internal pressure drops increases, the potential barrier electromotive force of knot increases, and the separating power of knot strengthens, and causes that crystal silicon solar energy battery power descends:
Or-the 0.65%/K formula in, pmaxIt is the battery maximum power output;-0.4%/K is theoretical value;-0.65%/K is measured value, this shows that the temperature rising can cause the power of battery to descend. If there is not cooling provision, the solar cell working temperature is up to 70 ℃ even higher, and then the actual power of battery can reduce 18%～29% than calibration power. Current many employings are air-cooled, need duct cross-section big, weak effect, the utility model uses bionic principle, adopt the capillary network technology, as body temperature keeps constant temperature, the solar cell temperature is under the adjustable controlled optimum temperature, be in most effective state, its generated energy is higher than the generating capacity of prior art.
2. because solar cell, except the energy that is converted to electric energy, the width of cloth that battery absorbs is penetrated the heat that all can become self, solar spectrum is to have the width of cloth of continuous wavelength to penetrate spectrum, solar cell only utilizes the portions of electronics that is higher than the battery energy gap in the spectrum, and in these electronics, that part energy major part that surpasses energy gap becomes heat, owing to existence compound in the body, surface recombination, the right energy in portions of electronics hole can be transformed into heat again again; The lower electronics of energy in the solar spectrum, a part is directly passed through battery, and a part is absorbed and becomes heat. The utility model transmits out with these heats by the capillary network technology, and is in addition effectively sharp, i.e. the principle that uses energy classification utilizes reaches the purpose of electricity, heat comprehensive utilization, forms photovoltaic and photothermal integral. Utilization to solar energy is more abundant, more effective than prior art, a kind of method of utilizing efficiently solar energy that has been utility model.
3. the capillary network grid thermoregulating system of temperature-control coating compared with prior art, has solved fluid seepage and battery insulation problem preferably, and surface area capillaceous is big, and heat exchange property is good.
4. the capillary network grid thermoregulating system of temperature-control coating can be saved the air-conditioning investment simultaneously as indoor air-conditioning system, has energy-saving and environmental protection, comfortable effect. That prior art is difficult to compare.
5. the solar-energy photo-voltaic cell square formation is installed on roof and the metope, directly absorbs solar energy, and metope temperature and roof temperature are relatively low, have reduced air conditioner load.
6. use in original place generating, original place, and use in original place heat production, original place, and the investment that can save power station pushing electric network and heating network can reduce the thermal losses of transmission of electricity, branch electrical loss and defeated hot pipe network.
7. solar cell array efficient is at spectral irradiance G0＝1000W/m
2 Battery temperature T0=25 ℃; Record during spectrum AM1.5,1 ℃ of about wasted power of every rising is 4 ‰, and the situation of Germany's test is: as the facade materials for wall, do not ventilate, temperature rise is very high, power loss 9%; As the roof building material, do not ventilate, rise very high, power loss 5.4%.
Claims (11)
1. biomimetic type photovoltaic and photothermal solar coupling plate, include solar module (7), it is characterized in that: also include upper cover plate (1), A side connecting plate (2), B side connecting plate (3), A end plates (4), B end plates (5), insulation frame (6), temperature adjustment conduit module (8) and base plate (9); A side connecting plate (2) is identical with the structure of B side connecting plate (3); A end plates (4) are identical with the structure of B end plates (5); The top of insulation frame (6) is upper cover plate (1), and the below of insulation frame (6) is base plate (9); The outer wall of insulation frame (6) is provided with A end plates (4), A side connecting plate (2), B end plates (5) and B side connecting plate (3) in the direction of the clock, and A end plates (4) are staggered relatively with B end plates (5), and A side connecting plate (2) is staggered relatively with B side connecting plate (3); Temperature adjustment conduit module (8) is installed in the insulation frame (6); Solar module (7) is distributed on the temperature adjustment conduit module (8).
2. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: temperature adjustment conduit module (8) includes A hollow tubing conductor (81), B hollow tubing conductor (82), U-shaped hollow tubing conductor (83); One end of U-shaped hollow tubing conductor (83) is connected on the body of A hollow tubing conductor (81), and the other end of U-shaped hollow tubing conductor (83) is connected on the body of B hollow tubing conductor (82); The B end of A hollow tubing conductor (81) is sealing, and the A end of A hollow tubing conductor (81) is communicated with the storage box that stores heat-conducting medium (8A) by A pipeline (8C).The B end of B hollow tubing conductor (82) is sealing, and the A end of B hollow tubing conductor (82) can be communicated with the storage box that stores heat-conducting medium (8A) by B pipeline (8B).
3. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: described U-shaped hollow tubing conductor (83) adopts the tiling mode, and is provided with many according to the size of insulation frame (6).
4. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: be provided with pump (8E), switch (8F) and flowmeter (8D) on A pipeline (8C).
5. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1, it is characterized in that: temperature adjustment conduit module (8) adopts pipe network technology capillaceous, the diameter of its A hollow tubing conductor (81) and B hollow tubing conductor (82) is 12～28mm, and the diameter of U-shaped hollow tubing conductor (83) is 2～8mm.
6. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: A side connecting plate (2) and B side connecting plate (3) adopt the structure of metal or armored concrete.
7. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: A end plates (4) and B end plates (5) adopt the slab construction of metal or armored concrete.
8. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: insulation frame (6) is the rectangle frame structure.
9. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 8 is characterized in that: material selection glass bead, perlite, flame-retardant polystyrene foamed plastics, extruded sheet or the polyethylene film light heat insulation material of insulation frame (6).
10. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 1 is characterized in that: upper cover plate (1) adopts the function panel with printing opacity.
11. biomimetic type photovoltaic and photothermal solar coupling plate according to claim 10 is characterized in that: upper cover plate (1) adopts the panel of low iron tempering white glass or clear polymer, polyacrylic acid resinoid or PEP processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202856413U CN201878042U (en) | 2010-08-09 | 2010-08-09 | Biomimetic type solar photovoltaic photo-thermal combination board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202856413U CN201878042U (en) | 2010-08-09 | 2010-08-09 | Biomimetic type solar photovoltaic photo-thermal combination board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201878042U true CN201878042U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202856413U Expired - Fee Related CN201878042U (en) | 2010-08-09 | 2010-08-09 | Biomimetic type solar photovoltaic photo-thermal combination board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201878042U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342771A (en) * | 2020-03-06 | 2020-06-26 | 梁奇镇 | Effective damp-proof solar photovoltaic panel |
| CN111464131A (en) * | 2019-01-18 | 2020-07-28 | 北京航空航天大学 | Wind-resistant anti-freezing high-concentration photovoltaic-photo-thermal solar comprehensive utilization system |
-
2010
- 2010-08-09 CN CN2010202856413U patent/CN201878042U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111464131A (en) * | 2019-01-18 | 2020-07-28 | 北京航空航天大学 | Wind-resistant anti-freezing high-concentration photovoltaic-photo-thermal solar comprehensive utilization system |
| CN111464131B (en) * | 2019-01-18 | 2022-03-08 | 北京航空航天大学 | Wind-resistant anti-freezing high-concentration photovoltaic-photo-thermal solar comprehensive utilization system |
| CN111342771A (en) * | 2020-03-06 | 2020-06-26 | 梁奇镇 | Effective damp-proof solar photovoltaic panel |
| CN111342771B (en) * | 2020-03-06 | 2021-09-24 | 梁奇镇 | Effective damp-proof solar photovoltaic panel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20120809 |