CN107323628B - Structure improved float for solar water surface power station - Google Patents
Structure improved float for solar water surface power station Download PDFInfo
- Publication number
- CN107323628B CN107323628B CN201710555266.6A CN201710555266A CN107323628B CN 107323628 B CN107323628 B CN 107323628B CN 201710555266 A CN201710555266 A CN 201710555266A CN 107323628 B CN107323628 B CN 107323628B
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- ventilation
- plug
- cavity
- floating body
- hole
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
- B63B2035/4433—Floating structures carrying electric power plants
- B63B2035/4453—Floating structures carrying electric power plants for converting solar energy into electric energy
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Photovoltaic Devices (AREA)
Abstract
The utility model provides a institutional advancement's body for solar energy surface of water power plant, includes body and breather plug, and the ventilation hole is seted up to body one side, establishes the internal thread on the inside wall of ventilation hole, characteristics: the ventilation plug comprises a plug body, a ventilation inner plug, a ventilation sheet, a gasket and a fixed inner plug, wherein the outer side face of the plug body is provided with external threads, the plug body is of a hollow structure and is internally divided into an upper ventilation cavity and a lower ventilation cavity through a partition plate, ventilation holes are formed in the partition plate, the lower part of the inner side wall of the upper ventilation cavity is provided with a step hole, the ventilation inner plug is embedded in the step hole, the ventilation sheet is arranged in the lower ventilation cavity, the ventilation sheet is fixed at the top of the lower ventilation cavity through the gasket and is attached to the ventilation holes, a through hole is formed in the middle of the fixed inner plug, a ring flange is arranged at the edge of the lower end, the upper end of the fixed inner plug is embedded into the lower ventilation cavity, and the lower end flange is abutted to the lower edge of the plug body. The automatic air exhaust and air intake device can automatically exhaust and intake air but can not intake water, is favorable for keeping balance of air pressure inside and outside the floating body, prevents the internal stress of the floating body from being damaged, improves the safety performance of the floating body and reduces the risk of the floating body after being used.
Description
Technical Field
The invention belongs to the technical field of solar power stations, and particularly relates to a floating body with an improved structure for a solar water surface power station.
Background
With the gradual exhaustion of traditional energy, new energy utilization technology is developed day by day. The solar power generation technology is mature, makes great contribution to the expansion and large-scale application of clean energy, is an emerging water surface photovoltaic power generation technology in the solar power generation technology, and obtains the extreme additional of each large solar power station construction mechanism in China after being popularized, and has remarkable development speed.
At present, the construction of the water surface power station mainly comprises fishing light complementation, an idle reservoir and a mining area subsidence area, the application of common fishing light complementation photovoltaic power generation has the limitation of the occupied area of the prior art, the construction of the water surface power station of the idle reservoir and the mining area subsidence area is preferred by various large photovoltaic power generation construction enterprises in nearly two years, the construction scale is large, the influence on the environment is small, the cost is lower, and the water surface power station is a big bright spot in the construction of the conventional photovoltaic power station.
Because of the complex hydrologic conditions of reservoirs and sedimentation areas, implementation and the water surface photovoltaic power station technology in a fishing light complementary form have a plurality of constraint factors in production and construction, photovoltaic power generation construction cannot be well completed, along with the development of the water surface photovoltaic power station, a floating type floating body special for the construction of the water surface photovoltaic power station is generated, the requirement of the construction of the water surface photovoltaic power station is mainly met by two major structures, and the floating type floating body special for the construction of the water surface photovoltaic power station is an integrated structure, namely a single floating body is connected by adopting a special pavement after a floating body is directly installed with a battery assembly, and finally a photovoltaic power generation square matrix is formed; the other is a floating body and metal bracket structure, wherein a plurality of floating bodies are connected into a square matrix by using a metal bracket on the surface of the floating body, and then a battery assembly is installed on the bracket by using a special metal bracket, so that the photovoltaic power generation square matrix is finally formed. The two main current power stations are built with a common characteristic that a plurality of hollow floating bodies are required to generate buoyancy to support the power station square matrix to float on the water surface, and the buoyancy of the power station floating bodies is required to be kept at a very high value which is normally more than six times of the quality of the battery assembly or even higher by considering the influence of long-term environmental factors including wind load, snow load and the like; the floating body is limited by various factors such as productivity and cost, the plastic floating body produced by adopting a large hollow molding process can only meet the requirement under the condition of sealing a blow hole, the plastic floating body produced by adopting a blow molding process is of a hollow structure, after the plastic floating body is sealed, air exists in the plastic floating body, and because the plastic floating body is used outdoors and in a water body, the air in the floating body of the hollow structure needs to bear the corrosion of severe weather such as high temperature, rain, snow and the like, the phenomena of expansion and contraction can be generated due to the reason of thermal expansion and contraction of the air, the expansion and contraction of the air are quite different from the proportion of the material of the plastic floating body, the product can be always in an expansion state under a high-temperature environment, the contraction is serious under a low-temperature environment, the floating body can be destroyed due to the generated cohesive stress under the cold-hot alternate environment for a long time, the phenomena such as cracking, cracking and the like are generated at the weak part of the product, the service life of the product is seriously influenced, and the safety performance and the power generation benefit of a power station are seriously influenced, and the running risk of the power station is generated.
At present, in the report of the prior art, various floating bodies for solar water surface power stations appear, all plastic raw materials are adopted to prepare the floating body for the water surface power station through a hollow blow molding process, but the detailed description of cohesive stress damage caused by expansion and shrinkage of a plastic hollow product in a high-low temperature environment is not carried out, and further the technical means are adopted to solve the problem, so that the phenomenon stays on the stress-resistant condition of the product, and the technical problem cannot be fundamentally solved, so that the product has serious potential safety hazard after being used.
In view of the above prior art, there is a need for a rational improvement in the floating body structure of existing water-surface photovoltaic power plants. For this reason, the applicant has made active and effective searches, which eventually lead to the solutions described below.
Disclosure of Invention
The invention aims to provide a floating body for a solar water surface power station, which has an improved structure and can automatically exhaust and intake air but not intake water, and is beneficial to keeping the balance of the internal and external air pressure of the floating body so as to prevent the expansion and contraction phenomena of the floating body, further prevent the internal stress damage of the floating body, improve the safety performance of the floating body and reduce the risk of the floating body after use.
The invention aims to achieve the purpose, and the floating body with the improved structure for the solar water surface power station comprises a floating body and a ventilation plug, wherein one side of the floating body is provided with a ventilation hole, and the inner side wall of the ventilation hole is provided with an inner thread, and the floating body is characterized in that: the ventilation plug comprises a plug body, a ventilation inner plug, a ventilation sheet, a gasket and a fixed inner plug, wherein the outer side surface of the plug body is provided with an external thread matched with the internal thread, the plug body is of a hollow structure and is internally divided into an upper ventilation cavity and a lower ventilation cavity by a partition plate, the partition plate is provided with ventilation holes for communicating the upper ventilation cavity and the lower ventilation cavity, the lower part of the inner side wall of the upper ventilation cavity is provided with a step hole, the ventilation inner plug is embedded in the step hole, the ventilation sheet is placed in the lower ventilation cavity, the ventilation sheet is fixed at the top of the lower ventilation cavity through the gasket and is abutted against the ventilation holes, a through hole is formed in the middle of the fixed inner plug, a circle of blocking edge is protruded at the edge of the lower end of the fixed inner plug, the upper end of the fixed inner plug is embedded into the lower ventilation cavity to tightly press the gasket and the ventilation sheet, and the blocking edge of the lower end of the fixed inner plug is abutted against the lower edge of the plug body; the upper part of the inner side wall of the upper ventilation cavity is provided with a locking hole, and the cross section of the locking hole is in a regular hexagon shape.
In a specific embodiment of the present invention, the air-permeable inner plug has a cavity downward, and an inner plug hole communicating with the cavity is formed on a side wall of the air-permeable inner plug.
In another specific embodiment of the present invention, a sealing ring is disposed at the connection position of the plug body and the ventilation hole.
In yet another embodiment of the present invention, the floating body, the plug body and the fixed inner plug are injection molded from Polyethylene (PE) material.
In a further specific embodiment of the present invention, the breathable inner plug is injection molded from PE polyethylene elastomer.
In a further embodiment of the invention, the gasket is a low elasticity gasket made of Expandable Polyethylene (EPE).
In yet another specific embodiment of the present invention, the breathable sheet is a PE nonwoven fabric.
In yet another embodiment of the present invention, the seal ring is a silicone rubber elastic gasket.
Because the invention adopts the structure of the ventilation inner plug and the ventilation sheet, the air in the floating body can keep balance with the external air pressure through the ventilation inner plug and the ventilation sheet on the ventilation plug, and the ventilation sheet can prevent water vapor from entering the floating body. The extra gas can be discharged from the ventilation plug after the air in the floating body expands in a high-temperature environment, so that the product does not expand and deform; in a low-temperature environment, after the air inside the floating body contracts, the external air is supplemented into the floating body through the ventilation plug, so that the balance of the air pressure inside and outside the floating body is kept, and negative pressure is not generated in the product to contract; and then, the cohesive stress damage of the product caused by expansion and contraction generated by high-low temperature alternation is reduced, the safety performance of the product is improved, and the risk of the product after use is reduced.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a structural cross-sectional view of the ventilation plug according to the present invention.
In the figure: 1. the floating body, 11, the ventilation hole, 12, the internal thread; 2. the air exchanging plug comprises an air exchanging plug body 21, a plug body 211, external threads 212, a baffle plate 2121, air holes 213, an upper air exchanging cavity 2131, a locking hole 2132, a step hole 214, a lower air exchanging cavity 215, a sealing ring 22, an air exchanging inner plug 221, a cavity 222, an inner plug hole 23, an air exchanging piece 24, a gasket 25, a fixed inner plug 251, a through hole 252 and a flange.
Detailed Description
The applicant will now make a detailed description by way of example only, but the description of the embodiments is not intended to limit the scope of the invention, and any equivalent variations in form and not by nature are to be construed as being within the scope of the invention.
In the following description, all concepts related to the directions or azimuths of up, down, left, right, front and rear are based on the positions shown in fig. 2, and thus should not be construed as being particularly limited to the technical solutions provided by the present invention.
Referring to fig. 1 in combination with fig. 2, a floating body for a solar water power station with improved structure comprises a floating body 1 and a ventilation plug 2, wherein one side of the floating body 1 is provided with a ventilation hole 11, the inner side wall of the ventilation hole 11 is provided with an internal thread 12, the ventilation plug 2 comprises a plug body 21, a ventilation internal plug 22, a ventilation sheet 23, a gasket 24 and a fixed internal plug 25, the outer side surface of the plug body 21 is provided with an external thread 211 matched with the internal thread 12, the plug body 21 is of a hollow structure and is internally divided into an upper ventilation cavity 213 and a lower ventilation cavity 214 through a partition plate 212, the partition plate 212 is provided with a ventilation hole 2121 used for communicating the upper ventilation cavity 213 and the lower ventilation cavity 214, the lower part of the inner side wall of the upper ventilation cavity 213 is provided with a step hole 2132, the ventilation sheet 23 is embedded in the step hole 2132, the ventilation sheet 23 is placed in the lower ventilation cavity 214, the ventilation sheet 23 is fixed on the top of the lower ventilation cavity 214 through the gasket 24 and is abutted against the upper ventilation hole 2121, the ventilation sheet 23 is abutted against the inner side edge of the lower ventilation sheet 25 and is tightly pressed against the inner side of the lower flange 252 of the lower ventilation sheet 23 at the position of the flange 252, and the inner side of the lower ventilation sheet 23 is abutted against the inner side of the flange.
Further, the ventilation inner plug 22 has a cavity 221 downward, and an inner plug hole 222 communicating with the cavity 221 is formed on a sidewall of the ventilation inner plug 22.
Further, a sealing ring 215 is disposed at the connection between the plug 21 and the ventilation hole 11, and the material of the sealing ring 215 is not limited, and in this embodiment, a silicone rubber elastic gasket is preferably used.
Further, the upper portion of the inner side wall of the upper ventilation chamber 213 is formed with a locking hole 2131, and the cross-sectional shape of the locking hole 2131 is not limited at all, but is preferably a regular hexagon in this embodiment.
Further, the floating body 1, the plug body 21 and the fixed inner plug 25 are made of polyethylene, wherein: the floating body 1 is a hollow structure plastic product formed by a blow molding process after a special auxiliary agent is added by using a polyethylene material, and has the characteristics of light weight and large buoyancy; the plug body 21 and the fixed inner plug 25 are hollow structural members which are made of polyethylene materials added with anti-aging master batches and are formed through an injection molding process.
Further, the breathable inner plug 22 is a side breathable inner plug obtained by injection molding of PE polyethylene elastic material.
Further, the gasket 24 is a low elasticity gasket made of Expandable Polyethylene (EPE).
Further, the breathable sheet 23 is a high-strength, high-displacement PE nonwoven fabric manufactured by a hydroentanglement process, which is impermeable to water under a water pressure of 50PA and has a breathable capacity of more than 100 liters per minute per square centimeter under an air pressure of 3 PA.
With continued reference to fig. 1 in conjunction with fig. 2, the ventilation principle of the present invention will be described: when the air expansion pressure in the floating body 1 is increased due to hot outside weather, the air in the floating body 1 sequentially passes through the through holes 251, the ventilation sheets 23 and the ventilation holes 2121 on the fixed inner plug 25 to enter the cavity 221 of the ventilation inner plug 22, and then the air is discharged outwards through the inner plug holes 222 on the side part, and when the pressure in the floating body 1 is overlarge, the air in the floating body 1 can quickly push up the ventilation inner plug 22 to quickly exchange the air inside and outside the floating body 1, so that the expansion and rupture of the floating body 1 are prevented; when the air shrinkage pressure in the floating body 1 becomes smaller due to cold outside weather, the air outside the floating body 1 firstly passes through the inner plug hole 222 to enter the cavity 221 of the ventilation inner plug 22, then passes through the ventilation holes 2121, the ventilation sheet 23 and the through holes 251 on the fixed inner plug 25 in sequence to enter the floating body 1, and when the air enters the floating body 1, the ventilation sheet 23 can absorb water and water vapor in the air which do not very flow in from outside, thereby preventing the shrinkage deformation of the floating body 1 and preventing the buoyancy of the floating body 1 from being influenced by the produced ponding.
Claims (8)
1. The utility model provides a body for solar energy surface of water power station of institutional advancement, includes body (1) and breather plug (2), body (1) one side seted up one ventilation hole (11), be provided with internal thread (12), its characterized in that on the inside wall of this ventilation hole (11): the ventilation plug (2) comprises a plug body (21), a ventilation inner plug (22), a ventilation sheet (23), a gasket (24) and a fixed inner plug (25), wherein an external thread (211) matched with an internal thread (12) is arranged on the outer side surface of the plug body (21), the plug body (21) is of a hollow structure and is divided into an upper ventilation cavity (213) and a lower ventilation cavity (214) by a partition plate (212), the partition plate (212) is provided with ventilation holes (2121) used for communicating the upper ventilation cavity (213) and the lower ventilation cavity (214), the lower part of the inner side wall of the upper ventilation cavity (213) is provided with a step hole (2132), the ventilation inner plug (22) is embedded in the step hole (2132), the ventilation sheet (23) is placed in the lower ventilation cavity (214), the ventilation sheet (23) is fixed on the top of the lower ventilation cavity (214) through the partition plate (212) and is abutted against the ventilation holes (1), the fixed inner plug (25) is provided with a ventilation hole (2121) used for communicating the upper ventilation cavity (213) and the lower ventilation sheet (24) and a pressing end of the gasket (24) is embedded in the upper ventilation sheet (252), the lower end flange (252) is abutted against the lower edge of the plug body (21); the upper part of the inner side wall of the upper ventilation cavity (213) is provided with a locking hole (2131), and the cross section of the locking hole (2131) is in a regular hexagon shape.
2. The floating body for the solar water power station with the improved structure according to claim 1, wherein the ventilation inner plug (22) is provided with a cavity (221) downwards, and an inner plug hole (222) communicated with the cavity (221) is formed on the side wall of the ventilation inner plug (22).
3. The floating body for the solar water power station with the improved structure according to claim 1 is characterized in that a sealing ring (215) is arranged at the joint of the plug body (21) and the ventilation hole (11).
4. The floating body for the solar water power station with the improved structure according to claim 1 is characterized in that the floating body (1), the plug body (21) and the fixed inner plug (25) are formed by injection molding of polyethylene materials.
5. The floating body for the solar water power station with the improved structure according to claim 1, wherein the breathable inner plug (22) is formed by injection molding PE polyethylene elastic materials.
6. The float of claim 1 wherein said gasket (24) is a low elasticity gasket made of an expandable polyethylene material.
7. The floating body for the solar water power station with the improved structure according to claim 1, wherein the ventilation sheet (23) is made of PE non-woven fabrics.
8. A floating body for a solar water power station with improved structure according to claim 3, characterized in that said sealing ring (215) is a silicone rubber elastic gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555266.6A CN107323628B (en) | 2017-07-10 | 2017-07-10 | Structure improved float for solar water surface power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555266.6A CN107323628B (en) | 2017-07-10 | 2017-07-10 | Structure improved float for solar water surface power station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107323628A CN107323628A (en) | 2017-11-07 |
| CN107323628B true CN107323628B (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710555266.6A Active CN107323628B (en) | 2017-07-10 | 2017-07-10 | Structure improved float for solar water surface power station |
Country Status (1)
| Country | Link |
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| CN (1) | CN107323628B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220026645A (en) * | 2020-08-25 | 2022-03-07 | 주식회사 미로 | Floating type of humidifier |
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| JP2003287150A (en) * | 2002-03-28 | 2003-10-10 | Tokai Kogyo Co Ltd | Ventilation plug and ventilation plug assembly body |
| CN101402408A (en) * | 2008-11-06 | 2009-04-08 | 常熟市亚德实业有限公司 | Security ventilating cover for closed-opening piling plastic vessel |
| CN101655229A (en) * | 2009-09-12 | 2010-02-24 | 鹤山丽得电子实业有限公司 | Waterproof ventilating structure of sealing lamp |
| JP3164375U (en) * | 2010-09-14 | 2010-11-25 | 全冠企業有限公司 | Waterproof vents |
| JP3175739U (en) * | 2012-03-08 | 2012-05-24 | 全冠企業有限公司 | Waterproof vents |
| JP3185871U (en) * | 2013-06-26 | 2013-09-05 | 群光電能科技股▲ふん▼有限公司 | Waterproof dustproof vent plug |
| CN204403341U (en) * | 2014-12-19 | 2015-06-17 | 徐州徐工传动科技有限公司 | A kind of porous plug |
| CN205480145U (en) * | 2016-03-09 | 2016-08-17 | 迪凯斯（天津）过滤设备有限公司 | Take inflated airbag's dampproofing aerater |
| CN206900601U (en) * | 2017-07-10 | 2018-01-19 | 江苏明昊新材料科技股份有限公司 | The improved solar water surface power station floating body of structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3916943B2 (en) * | 2001-06-14 | 2007-05-23 | 東海興業株式会社 | Ventable plug and method for manufacturing the same |
-
2017
- 2017-07-10 CN CN201710555266.6A patent/CN107323628B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003287150A (en) * | 2002-03-28 | 2003-10-10 | Tokai Kogyo Co Ltd | Ventilation plug and ventilation plug assembly body |
| CN101402408A (en) * | 2008-11-06 | 2009-04-08 | 常熟市亚德实业有限公司 | Security ventilating cover for closed-opening piling plastic vessel |
| CN101655229A (en) * | 2009-09-12 | 2010-02-24 | 鹤山丽得电子实业有限公司 | Waterproof ventilating structure of sealing lamp |
| JP3164375U (en) * | 2010-09-14 | 2010-11-25 | 全冠企業有限公司 | Waterproof vents |
| JP3175739U (en) * | 2012-03-08 | 2012-05-24 | 全冠企業有限公司 | Waterproof vents |
| JP3185871U (en) * | 2013-06-26 | 2013-09-05 | 群光電能科技股▲ふん▼有限公司 | Waterproof dustproof vent plug |
| CN204403341U (en) * | 2014-12-19 | 2015-06-17 | 徐州徐工传动科技有限公司 | A kind of porous plug |
| CN205480145U (en) * | 2016-03-09 | 2016-08-17 | 迪凯斯（天津）过滤设备有限公司 | Take inflated airbag's dampproofing aerater |
| CN206900601U (en) * | 2017-07-10 | 2018-01-19 | 江苏明昊新材料科技股份有限公司 | The improved solar water surface power station floating body of structure |
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| Publication number | Publication date |
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| CN107323628A (en) | 2017-11-07 |
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