CN215268147U - Nano energy-absorbing solar photovoltaic bracket - Google Patents
Nano energy-absorbing solar photovoltaic bracket Download PDFInfo
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- CN215268147U CN215268147U CN202121481077.7U CN202121481077U CN215268147U CN 215268147 U CN215268147 U CN 215268147U CN 202121481077 U CN202121481077 U CN 202121481077U CN 215268147 U CN215268147 U CN 215268147U
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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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 provides a nanometer energy-absorbing solar photovoltaic bracket, which comprises a stand column, a ground pile, an oblique beam and a damping device; the lower end of the upright post is connected with the upper end of the ground pile through a damping device, and the oblique beam is connected with the upper end of the upright post; the damping device comprises a piston bearing rod, a cylinder cover, a cylinder barrel, a cylinder bottom, a piston and a nano energy-absorbing packaging structure; the cylinder bottom is arranged at the bottom of the cylinder barrel, the piston is arranged in the cylinder barrel, the upper surface of the piston is connected with the lower end of a piston bearing rod, and the upper end of the piston bearing rod penetrates through the top surface of the cylinder barrel and is connected with the cylinder cover; the nano energy-absorbing packaging structure is arranged in the cylinder barrel and is positioned between the lower surface of the piston and the inner side surface of the bottom of the cylinder barrel; and the nano energy-absorbing packaging structure is filled with nano energy-absorbing materials. The vibration of part horizontal or vertical wind-force is offset, the swing of photovoltaic module production in the wind is reduced, the life of support is prolonged, the hidden risk of splitting of subassembly takes place during the reduction operation, guarantees photovoltaic power plant's profitability.
Description
Technical Field
The utility model relates to a solar photovoltaic support technical field especially relates to nanometer energy-absorbing solar photovoltaic support.
Background
In recent years, the development speed of photovoltaic power stations is faster and faster, and the photovoltaic power stations have the characteristics of large installed capacity, complex use environment, various application fields and the like. The photovoltaic bracket is an indispensable part in solar photovoltaic, and according to the existing building load design specification and photovoltaic power station design specification, the photovoltaic bracket only considers the strength, rigidity and stability of the structure in the whole process of design and construction, and does not consider the influence of bracket vibration on the whole. In practical application, however, due to the influence of ground fluctuation, vegetation growth, snow, sand and other deposits, airflow at the bottom of the photovoltaic support is often partially or completely blocked, and certain influence is generated on wind load on the surface of the photovoltaic support; meanwhile, in plateau and coastal areas, the surface of the photovoltaic panel is subjected to large wind load due to large wind speed, so that vibration is inevitably generated, and the damage of the solar photovoltaic panel bracket is aggravated; in addition, the crystalline silicon module has the problem of hidden cracking in the vibration process of the support, and the power generation efficiency of the photovoltaic module can be further reduced, so that the solar photovoltaic panel support with the shock absorption effect is indispensable.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a nanometer energy-absorbing solar photovoltaic support offsets the horizontal or vertical wind-force vibration of part, reduces rocking that photovoltaic module produced in the wind, improves the support life-span, and the hidden risk of splitting takes place for the subassembly during the reduction operation, guarantees photovoltaic power plant's rate of return.
The utility model discloses a realize through following technical scheme:
the nanometer energy-absorbing solar photovoltaic bracket comprises an upright post, a ground pile, an oblique beam and a damping device;
the lower end of the upright post is connected with the upper end of the ground pile through a damping device, and the oblique beam is connected with the upper end of the upright post;
the damping device comprises a piston bearing rod, a cylinder cover, a cylinder barrel, a cylinder bottom, a piston and a nano energy-absorbing packaging structure; the cylinder bottom is arranged at the bottom of the cylinder barrel, the piston is arranged in the cylinder barrel, the upper surface of the piston is connected with the lower end of a piston bearing rod, and the upper end of the piston bearing rod penetrates through the top surface of the cylinder barrel and is connected with the cylinder cover;
the nano energy-absorbing packaging structure is arranged in the cylinder barrel and is positioned between the lower surface of the piston and the inner side surface of the bottom of the cylinder barrel; and the nano energy-absorbing packaging structure is filled with nano energy-absorbing materials.
Preferably, the nano energy absorbing material comprises a nano porous material and a non-wetting functional liquid.
Preferably, the nano-porous material is one or more of zeolite, silica and activated carbon; the non-wetting functional liquid is one or two of glycerol and water.
Preferably, the shell material of the nano energy-absorbing packaging structure is a TPU material.
Preferably, the nano energy-absorbing packaging structure is a sphere.
Preferably, the damping device further comprises a damping spring disposed inside the cylinder between the upper surface of the piston and the top surface of the cylinder.
Furthermore, the damping spring is sleeved on the piston bearing rod.
Preferably, the ground pile is a spiral ground pile.
Preferably, the inclined support piece is further included, one end of the inclined support piece is connected with the upright post, and the other end of the inclined support piece is connected with the inclined beam.
Preferably, the oblique beam is connected with the upper end of the upright post through a triangular connecting piece.
Compared with the prior art, the utility model discloses following profitable technological effect has:
damping device of nanometer energy-absorbing solar photovoltaic support inside be provided with nanometer energy-absorbing packaging structure, the inside packing of nanometer energy-absorbing packaging structure has nanometer energy-absorbing material, nanometer energy-absorbing material can bear certain loading capacity, effectively slows down impact load, also can effectually reduce the impact force of strong wind to the photovoltaic support when meetting strong wind, avoided the damage of photovoltaic support, reduce staff's intensity of labour, the work of giving the staff brings the convenience. The nanometer energy-absorbing solar photovoltaic bracket has the advantages of ideal damping effect, lower production cost, simple and convenient installation and small maintenance amount, can reduce the damage of wind-borne vibration to the bracket, improve the service life of the bracket, reduce the vibration amplitude of the photovoltaic bracket, reduce the risk of hidden cracking of components during operation and ensure the yield of a photovoltaic power station; and is beneficial to large-scale popularization and application. The utility model discloses a nanometer energy-absorbing material shock attenuation mode can overcome that hydraulic pressure, atmospheric pressure shock attenuation brought because the reciprocating motion frictional heating of piston causes the problem of the increase of lubricating oil viscidity damping. The damping device of the nanometer energy-absorbing solar photovoltaic support is suitable for the transformation and installation of the existing photovoltaic support, has simple and reliable integral structure and ingenious design, can improve the impact load resistance of the structure, has high stability, and can avoid the high engineering cost caused by redesign, production and installation of the photovoltaic support due to insufficient vibration resistance.
Furthermore, the nano energy absorption material is composed of a nano porous material and non-wetting functional liquid, when the nano energy absorption material is impacted by external force, the external kinetic energy can force the non-wetting functional liquid to flow into the inside of a pore channel of the nano porous material, the mechanical work of the external force is converted into solid-liquid interface energy and friction heat energy, after the external force is cancelled, the functional liquid flows out of the pore channel, and the material can be repeatedly utilized. The nano energy-absorbing material has excellent damping and buffering effects when the nano energy-absorbing material is subjected to nonlinear and high-speed impact even multiple times of impact.
Furthermore, the damping spring is added, the damping spring and the nano energy-absorbing packaging structure form a one-dimensional axial two-force balance structure, so that impact load can be effectively transmitted to the nano energy-absorbing packaging structure, part of transverse or vertical wind vibration is counteracted, swing of the photovoltaic module generated in wind is reduced, the damping toughness of the whole photovoltaic support is enhanced, and the photovoltaic support is prevented from being blown out by larger wind. When the impact force disappears, the functional liquid flows out of the nanometer pore channel, the damping spring can slow down the piston to reset, and the damping spring also plays a role in buffering.
Furthermore, the spiral ground pile can be driven into a set position, is convenient and reliable to ground, has anti-skid performance and good wind resistance and stability.
Drawings
Fig. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic structural view of a vibration damping device;
FIG. 3 is a cross-sectional view of a vibration damping device;
1-upright column, 2-ground pile, 3-oblique beam, 4-triangular connecting piece, 5-oblique supporting piece, 6-vibration damping device, 7-cylinder cover, 8-piston bearing rod, 9-cylinder barrel, 10-cylinder bottom, 11-bolt hole and 12-piston; 13-a damping spring; 14-nano energy-absorbing packaging balls;
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
Combine fig. 1, the utility model discloses a nanometer energy-absorbing solar photovoltaic support, including stand 1, ground stake 2, sloping 3, triangle connecting piece 4 and damping device 6, especially increase damping device 6 and can increase the toughness of whole photovoltaic support, reduce rocking that photovoltaic module produced in the wind for the deformation that produces in the wind tends to slowly, thereby reaches the scope that photovoltaic module can bear, reduces the stealthy fracture of crystal silicon subassembly.
Oblique
The lower extreme of stand 1 is passed through damping device 6 anchor with 2 upper ends on the ground stake and is connected, and the fixed surface photovoltaic module on the sloping 3, the sloping 3 is connected with 1 upper ends of stand through triangle connecting piece 4 simultaneously.
As shown in fig. 2 and fig. 3, the damping device 6 includes a piston force-bearing rod 8, a cylinder cover 7, a cylinder barrel 9, a cylinder bottom 10, a piston 12 and a nano energy-absorbing packaging structure 14.
The cylinder bottom 10 is arranged at the bottom of the cylinder barrel 9, the piston 12 is arranged inside the cylinder barrel 9, one surface of the piston 12 is connected with one end of the piston bearing rod 8 in a welding mode, and the other end of the piston bearing rod 8 penetrates through the top surface of the cylinder barrel 9 and is connected with the cylinder cover 7 in a welding mode.
The nano energy-absorbing packaging structure 14 is arranged inside the cylinder barrel 9 and is positioned between the lower surface of the piston 12 and the inner side surface of the bottom of the cylinder barrel 9. The shell material of the nano energy-absorbing packaging structure 14 is TPU material, and the nano energy-absorbing material is filled inside the shell material. The nano energy-absorbing material consists of a nano porous material and non-wetting functional liquid, the energy-absorbing density can reach more than 30J/g, and the nano energy-absorbing material is uniform flowable liquid in a conventional state.
The nano porous material in the nano energy absorption material is one or more of zeolite, silica and active carbon; the non-wetting functional liquid is one or two of glycerol and water. When the nano energy-absorbing material is impacted by external force, the non-wetting functional liquid can be forced to flow into the inside of the pore canal of the nano porous material by external kinetic energy, the mechanical work of the external force is converted into solid-liquid interface energy and frictional heat energy, the functional liquid flows out of the pore canal after the external force is cancelled, and the material can be repeatedly utilized. The nano energy-absorbing material has excellent damping and buffering effects when the nano energy-absorbing material is subjected to nonlinear and high-speed impact even multiple times of impact.
The central axes of the piston bearing rod 8, the cylinder barrel 9, the cylinder bottom 10 and the cylinder cover 7 are overlapped.
The cylinder cover 7 and the cylinder bottom 10 of the damping device 6 are provided with bolt holes 11 which are matched with the lower end of the upright post 1 and the upper end structure of the ground pile 2, the sizes of the bolt holes correspond to those of the bolt holes, the cylinder cover 7 is connected with the lower end of the upright post 1 through bolts, and the cylinder bottom 10 is connected with the upper end of the ground pile 1 through bolts.
In a particular embodiment, the damping device 6 further comprises a damping spring 13, the damping spring 13 being arranged inside the cylinder 9 between the upper surface of the piston 12 and the top surface of the cylinder 9.
In one embodiment, the damping spring 13 is sleeved on the piston bearing rod 8.
In one embodiment, the nano energy absorbing encapsulation structure 14 is a sphere.
In one embodiment, the pile 2 is a screw pile that can be driven into a set position, and has anti-skid properties, good wind resistance and good stability.
In one embodiment, the photovoltaic module further comprises a diagonal support member 5, one end of the diagonal support member 5 is connected with the upright post 1, and the other end of the diagonal support member 5 is connected with the diagonal beam 3, so that the photovoltaic module is stabilized.
The beneficial effects of the utility model reside in that:
1. the nano energy-absorbing solar photovoltaic support is characterized in that a nano energy-absorbing packaging structure is arranged in the damping device of the nano energy-absorbing solar photovoltaic support, so that a certain load force can be borne, and the impact load can be effectively reduced. The impact force of strong wind on the photovoltaic support can be effectively reduced when the strong wind occurs, the damage to the photovoltaic support is avoided, the labor intensity of workers is reduced, and the convenience is brought to the work of the workers.
2. Each component in the damping device of the nanometer energy-absorbing solar photovoltaic support forms a one-dimensional axial two-force balance structure, impact load can be effectively transmitted to the damping spring and the nanometer energy-absorbing packaging structure, part of transverse or vertical wind vibration is counteracted, swing of the photovoltaic component in wind is reduced, the damping toughness of the whole photovoltaic support is enhanced, and the photovoltaic support is prevented from being blown to be damaged by large wind.
3. The damping device of the nanometer energy-absorbing solar photovoltaic bracket adopts a spring damping and nanometer energy-absorbing material damping mode, and can overcome the problems caused by hydraulic and air pressure damping: the reciprocating motion of the piston generates heat by friction, so that the viscous damping of the lubricating oil is increased.
4. The damping device of the nanometer energy-absorbing solar photovoltaic bracket is suitable for the reconstruction and installation of the existing photovoltaic bracket, has simple and reliable integral structure, ingenious design, light weight, low production cost, high cost performance and convenient installation, and can design and arrange a square matrix according to different load requirements and the number of photovoltaic components; can improve the structure load capacity that shocks resistance, stability is high, can avoid the photovoltaic support because of the anti vibration not enough simultaneously, redesign, production, installation and the high engineering cost that increases.
Based on the above, the nanometer energy-absorbing solar photovoltaic bracket of the utility model has the advantages of ideal damping effect, lower production cost, simple installation and small maintenance amount, can reduce the damage of wind-load vibration to the bracket, improve the service life of the bracket, reduce the vibration amplitude of the photovoltaic bracket, reduce the risk of hidden cracking of components during operation, and ensure the yield of a photovoltaic power station; and is beneficial to large-scale popularization and application.
Claims (10)
1. The nanometer energy-absorbing solar photovoltaic bracket is characterized by comprising an upright post (1), a ground pile (2), an oblique beam (3) and a damping device (6);
the lower end of the upright post (1) is connected with the upper end of the ground pile (2) through a damping device (6), and the oblique beam (3) is connected with the upper end of the upright post (1);
the damping device (6) comprises a piston bearing rod (8), a cylinder cover (7), a cylinder barrel (9), a cylinder bottom (10), a piston (12) and a nano energy-absorbing packaging structure (14); the cylinder bottom (10) is arranged at the bottom of the cylinder barrel (9), the piston (12) is arranged inside the cylinder barrel (9), the upper surface of the piston (12) is connected with the lower end of the piston bearing rod (8), and the upper end of the piston bearing rod (8) penetrates through the top surface of the cylinder barrel (9) to be connected with the cylinder cover (7);
the nano energy-absorbing packaging structure (14) is arranged in the cylinder barrel (9) and is positioned between the lower surface of the piston (12) and the inner side surface of the bottom of the cylinder barrel (9); the nano energy-absorbing packaging structure (14) is filled with nano energy-absorbing materials.
2. The nano energy-absorbing solar photovoltaic scaffold according to claim 1, wherein said nano energy-absorbing material comprises a nano porous material and a non-wetting functional liquid.
3. The nano energy-absorbing solar photovoltaic bracket according to claim 2, wherein the nano porous material is one or more of zeolite, silica and activated carbon; the non-wetting functional liquid is one or two of glycerol and water.
4. The nano energy-absorbing solar photovoltaic bracket according to claim 1, characterized in that the shell material of the nano energy-absorbing encapsulation structure (14) is a TPU material.
5. The nano energy-absorbing solar photovoltaic scaffold according to claim 1, characterized in that the nano energy-absorbing encapsulation structure (14) is a sphere.
6. The nano energy-absorbing solar photovoltaic bracket according to claim 1, wherein the damping device (6) further comprises a damping spring (13), and the damping spring (13) is arranged inside the cylinder (9) and is positioned between the upper surface of the piston (12) and the top surface of the cylinder (9).
7. The nano energy-absorbing solar photovoltaic bracket as claimed in claim 6, wherein the damping spring (13) is sleeved on the piston bearing rod (8).
8. The nano energy-absorbing solar photovoltaic support according to claim 1, characterized in that the ground piles (2) are spiral ground piles.
9. The nano energy-absorbing solar photovoltaic bracket according to claim 1, further comprising an inclined support (5), wherein one end of the inclined support (5) is connected with the upright post (1), and the other end is connected with the oblique beam (3).
10. The nano energy-absorbing solar photovoltaic bracket according to claim 1, characterized in that the oblique beam (3) is connected with the upper end of the upright post (1) through a triangular connecting piece (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121481077.7U CN215268147U (en) | 2021-06-29 | 2021-06-29 | Nano energy-absorbing solar photovoltaic bracket |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121481077.7U CN215268147U (en) | 2021-06-29 | 2021-06-29 | Nano energy-absorbing solar photovoltaic bracket |
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| CN215268147U true CN215268147U (en) | 2021-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346831A (en) * | 2021-06-29 | 2021-09-03 | 陕西煤业化工技术研究院有限责任公司 | Nano energy-absorbing solar photovoltaic bracket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346831A (en) * | 2021-06-29 | 2021-09-03 | 陕西煤业化工技术研究院有限责任公司 | Nano energy-absorbing solar photovoltaic bracket |
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