CN102644739B - A kind of encapsulating method of connecting flange and wind-driven generator - Google Patents
A kind of encapsulating method of connecting flange and wind-driven generator Download PDFInfo
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- CN102644739B CN102644739B CN201110041310.4A CN201110041310A CN102644739B CN 102644739 B CN102644739 B CN 102644739B CN 201110041310 A CN201110041310 A CN 201110041310A CN 102644739 B CN102644739 B CN 102644739B
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- connecting flange
- sealer
- protection apron
- adhesive band
- encapsulating method
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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Abstract
The invention provides a kind of encapsulating method and wind-driven generator of connecting flange, wherein, the encapsulating method of connecting flange comprises: butt joint place sealer being coated in connecting flange; Adhesive band is adopted to twine the described sealer of pressure.In the encapsulating method of the connecting flange for wind-driven generator provided by the invention; sealer is adopted to be coated in the butt joint place of connecting flange; enter in tower cylinder to prevent outside ponding by the butt joint place of connecting flange; then adopt adhesive band closely to twine and push down sealer to prevent sealer to be etched or air-dry disengaging; simultaneously also to prevent ponding from entering tower cylinder from butt joint further inner for adhesive band, thus the electrical equipment of protection tower cylinder inside is from the erosion of ponding or immersion.
Description
Technical field
The present invention relates to technical field of wind power generation, particularly, relate to a kind of encapsulating method and wind-driven generator of connecting flange.
Background technique
Wind energy, as a kind of clean renewable energy sources, is more and more subject to the attention of countries in the world.THE WIND ENERGY RESOURCES IN CHINA is enriched, and utilizes having a high potential of wind energy power.
Fig. 1 is the structural representation of existing wind-driven generator.As shown in Figure 1, wind-driven generator comprises: blade 101, wheel hub 102, electrical equipment 103, tower cylinder 104, connecting flange 105 and column foot 106, blade 101 is arranged on wheel hub 102, wind acts on speed on blade 101 at a certain angle, blade 101 is made to produce running torque and rotate, thus be mechanical energy by Wind resource change, the electrical power generators that the blade 101 rotated will drive in electrical equipment 103, mechanical energy is converted to electric energy, and tower cylinder 104 is fixedly connected with the anchoring steel cylinder 107 on column foot 106 by connecting flange 105.Wind-driven generator is arranged on the place of the wind energy abundance such as grassland, seashore usually, these local hypsography low-lyings usually, the outside ponding such as rainwater, snow-broth or seawater easily enter in tower cylinder by the butt joint place between connecting flange 105, cause electrical equipment 103 to damage or short circuit, cause damage.
Height by raising column foot 106 in prior art raises the height of connecting flange 105, or the height of connecting flange 105 is raised by the structure of Curve guide impeller tower cylinder 104, but, said method is limited for the height raising connecting flange 105, can not prevent the outside ponding such as rainwater, snow-broth or seawater from easily being entered in tower cylinder by the butt joint place between connecting flange 105.
Summary of the invention
For solving the problem, the invention provides a kind of encapsulating method and wind-driven generator of connecting flange, easily being entered problem in tower cylinder by the butt joint place of connecting flange for solving prior art peripheral ponding.
For this reason, the invention provides a kind of encapsulating method of connecting flange, wherein, comprising:
Sealer is coated in the butt joint place of connecting flange;
Adhesive band is adopted to twine the described sealer of pressure.
Wherein, also comprise: adopt protection apron to twine the described adhesive band of pressure.
Wherein, described protection apron is corrugated protection apron.
Wherein also comprise: bottom tower cylinder, weld a lap welding block respectively with anchoring steel cylinder top, described welding block is provided with the tapped hole for fixing described protection apron, described protection apron is fixedly connected with described welding block by bolt.
Wherein, the thickness of described adhesive band is greater than described welding block and vertically protrudes bottom tower cylinder or the height of anchoring steel cylinder.
Wherein, described adhesive band is the rubber plate of one side coating adhesive glue, and the peeling strength of described glue is more than or equal to 25N/mm.
Wherein, described rubber plate comprises: ethylene propylene diene rubber or nitrile butadiene rubber.
Wherein, described sealer comprises: polyurethane or silica gel.
Wherein, described connecting flange is used for being fixedly connected with between tower cylinder and anchoring steel cylinder in wind-driven generator.
The present invention also provides a kind of wind-driven generator, comprises blade, wheel hub, electrical equipment, tower cylinder, connecting flange, anchoring steel cylinder and column foot, it is characterized in that:
The butt joint place of described connecting flange is coated with sealer;
The described sealer of pressure is twined by adhesive band.
The present invention has following beneficial effect:
In the encapsulating method of connecting flange provided by the invention; sealer is adopted to be coated in the butt joint place of connecting flange; enter in tower cylinder to prevent outside ponding by the butt joint place of connecting flange; then adopt adhesive band closely to twine and push down sealer to prevent sealer to be etched or air-dry disengaging; simultaneously also to prevent ponding from entering tower cylinder from butt joint further inner for adhesive band, thus the electrical equipment of protection tower cylinder inside is from the erosion of ponding or immersion.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing wind-driven generator;
Fig. 2 is the flow chart of encapsulating method first embodiment of connecting flange provided by the invention;
Fig. 3 A is sealed structural representation in the encapsulating method of connecting flange provided by the invention;
Fig. 3 B is the sectional drawing in A-A direction in Fig. 3 A;
Fig. 4 is the flow chart of encapsulating method second embodiment of connecting flange provided by the invention;
Fig. 5 A is the sectional drawing in B-B direction in Fig. 3 B;
Fig. 5 B is the enlarged diagram of I position in Fig. 5 A;
Fig. 5 C is the enlarged diagram of II position in Fig. 5 A;
Fig. 5 D is the stereogram of protection apron in Fig. 5 A.
Embodiment
For making those skilled in the art understand technological scheme of the present invention better, below in conjunction with accompanying drawing, the encapsulating method of connecting flange provided by the invention and wind-driven generator are described in detail.
Fig. 2 is the flow chart of encapsulating method first embodiment of connecting flange provided by the invention,
Fig. 3 A is sealed structural representation in the encapsulating method of connecting flange provided by the invention, and Fig. 3 B is the sectional drawing in A-A direction in Fig. 3 A.As shown in Figure 2, in the encapsulating method of connecting flange provided by the invention, the idiographic flow of the first embodiment comprises:
Step 201, sealer is coated in the butt joint place of connecting flange.
As Fig. 3 A, 3B and composition graphs 1, first a lap welding block is welded respectively on the top of the bottom of tower cylinder 104 and anchoring steel cylinder 107, the material of welding block can be the corrosion-resistant metal materials such as stainless steel, welding block is provided with multiple tapped hole, tapped hole can fix protection apron, billboard etc. by corresponding bolt.Connecting flange 105, for being fixedly connected with the anchoring steel cylinder 107 on column foot 106 by the tower cylinder 104 of wind-driven generator, sealing to make butt joint place at the butt joint place of connecting flange 105 coating last layer sealer, prevents outside ponding from entering, then enter step 202.
Step 202, employing adhesive band twine densification sealing.
Adopt adhesive band closely to twine the sealer pushing down connecting flange 105 butt joint place, so that butt joint place is sealed further, prevent outside ponding from entering in tower cylinder 104, then enter step 203.
In actual applications, adhesive band can for one side be with the rubber tape of Bond, rubber tape can be made for Ethylene Propylene Terpolymer bipeltate or nitrile butadiene rubber etc., but also can by making regular check on or change sealer and adhesive band, good seal is kept to make the butt joint place of connecting flange 105, wherein, the width of adhesive band on parallel tower cylinder 104 central axis direction is greater than the distance between two lap welding blocks.
Step 203, employing protection apron twine pressure viscosity adhesive tape.
In the encapsulating method of connecting flange provided by the invention; sealer is adopted to be coated in the butt joint place of connecting flange; enter in tower cylinder to prevent outside ponding by the butt joint place of connecting flange; then adopt adhesive band closely to twine and push down sealer to prevent sealer to be etched or air-dry disengaging; simultaneously also to prevent ponding from entering tower cylinder from butt joint further inner for adhesive band, thus the electrical equipment of protection tower cylinder inside is from the erosion of ponding or immersion.
The flow chart of encapsulating method second embodiment of Fig. 4 connecting flange provided by the invention, Fig. 5 A is the sectional drawing in B-B direction in Fig. 3 B, Fig. 5 B is the enlarged diagram of I position in Fig. 5 A, and Fig. 5 C is the enlarged diagram of II position in Fig. 5 A, and Fig. 5 D is the stereogram of protection apron in Fig. 5 A.As shown in Figure 4, the idiographic flow of the encapsulating method of connecting flange provided by the invention comprises the steps:
Step 401, weld a lap welding block respectively on the top of the bottom of tower cylinder and anchoring steel cylinder.
In the present embodiment, with such as Fig. 5 A, 5B, sealed department bit architecture figure shown in 5C and 5D is that example is to introduce technological scheme of the present invention, composition graphs 3A, 3B and Fig. 1, the diameter of setting tower cylinder 104 and anchoring steel cylinder 107 is 4.2m, a lap welding block 504 is welded respectively on the top of the bottom of tower cylinder 104 and anchoring steel cylinder 107, welding block 504 vertically protrudes tower cylinder 104 surface or the vertical height protruding anchoring steel cylinder 107 surface can be 15mm, two lap welding blocks 504 are 460mm being parallel to the distance on tower cylinder 104 central axis direction, the material of welding block 504 can be the corrosion-resistant metal materials such as stainless steel, welding block 504 arranges multiple tapped hole for fixed protection plate 503, it can be such as the tapped hole of M12 specification, the spacing of tapped hole can be set to 250mm, then, enter step 402.
Step 402, is arranged on column foot by the tower cylinder of connecting flange by wind-driven generator.
Be fixed on the anchoring steel cylinder 107 of column foot 106 by connecting flange 105 by tower cylinder 104, connecting flange 105 is bolted, and the bolt of the flange 105 that is fixedly connected is positioned at tower cylinder, then enters step 403.
Step 403, sealer is coated in the butt joint place of connecting flange.
In the present embodiment, polyurethane or silica gel can be adopted as sealer 501, sealer 501 is coated in the butt joint place of connecting flange 105, then enters step 404.
Step 404, employing adhesive band twine densification sealing.
In the present embodiment, adhesive band 502 can be coated with the rubber plate of glue for one side or other has the soft sheet material of water-proof function, rubber plate can adopt ethylene propylene diene rubber or nitrile butadiene rubber to be prepared from, the width range of adhesive band 502 is at more than 500mm, in the present embodiment, the width of adhesive band 502 is 510mm, the peeling strength of the glue on adhesive band 502 should be more than or equal to 25N/mm, adhesive band 502 is adopted to be wound around press seal glue 501, the thickness of adhesive band 502 vertically protrudes tower cylinder 104 surface or the vertical height protruding anchoring steel cylinder 107 surface slightly larger than welding block 504, such as when welding block 504 vertically protrudes tower cylinder 104 surface or the vertical height protruding anchoring steel cylinder 107 surface is 15mm, the thickness of adhesive band 502 can be 16mm, after fixed protection plate 503 on welding block 504, adhesive band 502 can compress by protection apron 503, thus make the sealing at connecting flange 105 butt joint place tightr, then step 405 is entered.
Step 405, employing protection apron twine pressure viscosity adhesive tape.
Consult Fig. 5 D, protection apron 503 in the present embodiment is corrugated, the strong stainless-steel sheet of the even anti-corrosion capacity of thickness is adopted to be made, the steel plate of 1-2mm thickness selected usually by protection apron 503, the width of protection apron 503 is equal with the width of adhesive band 502, the width range of the two is all at more than 500mm, in the present embodiment, protection apron 503 is 510mm with the width of adhesive band 502, protection apron 503 comprises horizontal component 5031 and protruding faceted portions 5032, the length setting of the horizontal component 5031 of protection apron 503 is 50mm, the faceted portions 5032 of protection apron 503 obtains by carrying out folding to corrosion resistant plate, faceted portions 5032 is isosceles triangle, in actual applications, the high scope of isosceles triangle is between 10 ~ 100mm, bottom side length is between 10 ~ 300mm, in the present embodiment, the height of isosceles triangle is 40mm, the bottom side length of isosceles triangle is 50mm, protection apron 503 is provided with the two row circular holes 5033 corresponding with the tapped hole on welding block 504, distance between two row circular holes 5033 is equal with the distance between two lap welding blocks 504, protection apron 503 is fixed on welding block 504 by circular hole 5033 and the tapped hole on welding block 504 by anti-theft bolt 505, because the thickness of pasting boards 502 vertically protrudes tower cylinder 104 surface or the vertical height protruding anchoring steel cylinder 107 surface slightly larger than welding block 504, so after protection apron 503 is fixed on welding block 504, pasting boards 502 closely compresses by protection apron 503, thus effectively prevent ponding from soaking sealer 501 by adhesive band 502.Protection apron 503 in the present embodiment adopts corrugated, in actual applications, protection apron 503 also can adopt has raised structures to reduce the protection apron of self-deformation outside corrugated, the shearing force of connecting flange 105 pairs of protection aprons 503 and anti-theft bolt 505 generation can be eliminated when object is and connecting flange 105 occurrence positions of the weight such as carrying tower cylinder is changed, not only improve the life-span of connecting flange 105, connecting flange 105 butt joint place can also be made to keep sealing state, effectively prevent ponding from entering.
In the encapsulating method of connecting flange provided by the invention, sealer is adopted to be coated in the butt joint place of connecting flange, enter in tower cylinder to prevent outside ponding by the butt joint place of connecting flange, then adopt adhesive band closely to twine and push down sealer to prevent sealer to be etched or air-dry disengaging, adhesive band also can prevent ponding from entering tower cylinder inside from butt joint further simultaneously, thus the electrical equipment of protection tower cylinder inside is from the erosion of ponding or immersion, inner to stop outside ponding to enter tower cylinder further by fixing undulatory protection apron around adhesive band, the shearing force that connecting flange produces protection apron 503 and anti-theft bolt can be eliminated simultaneously.
Present invention also offers a kind of wind-driven generator, comprise blade, wheel hub, electrical equipment, tower cylinder, connecting flange and column foot etc., wherein, the butt joint place of connecting flange adopts the encapsulating method of above-mentioned connecting flange to seal, and particular content does not repeat them here.
Be understandable that, the illustrative embodiments that above mode of execution is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (7)
1. an encapsulating method for connecting flange, is characterized in that, comprising:
Sealer is coated in the butt joint place of connecting flange;
Adhesive band is adopted to twine the described sealer of pressure;
Protection apron is adopted to twine the described adhesive band of pressure;
Described protection apron is corrugated protection apron, and comprise horizontal component and protruding faceted portions, described faceted portions is isosceles triangle;
Bottom tower cylinder, weld a lap welding block respectively with anchoring steel cylinder top, described welding block is provided with the tapped hole for fixing described protection apron, described protection apron is fixedly connected with described welding block by bolt.
2. the encapsulating method of connecting flange according to claim 1, is characterized in that,
The thickness of described adhesive band is greater than described welding block and vertically protrudes bottom tower cylinder or the height of anchoring steel cylinder.
3. the encapsulating method of connecting flange according to claim 1, is characterized in that,
Described adhesive band is the rubber plate of one side coating adhesive glue, and the peeling strength of described glue is more than or equal to 25N/mm.
4. the encapsulating method of connecting flange according to claim 3, is characterized in that, described rubber plate comprises: ethylene propylene diene rubber or nitrile butadiene rubber.
5. the encapsulating method of connecting flange according to claim 1, is characterized in that, described sealer comprises: polyurethane or silica gel.
6. according to the encapsulating method of the connecting flange in claim 1-5 described in any one, it is characterized in that, described connecting flange is used for being fixedly connected with between tower cylinder and anchoring steel cylinder in wind-driven generator.
7. a wind-driven generator, comprise blade, wheel hub, electrical equipment, tower cylinder, connecting flange, anchoring steel cylinder and column foot, it is characterized in that, described wind-driven generator also comprises:
Sealer, described sealer is coated in the butt joint place of described connecting flange;
Adhesive band, described adhesive band twines the described sealer of pressure;
Protection apron, described protection apron twines the described adhesive band of pressure, and described protection apron is corrugated protection apron, and it comprises horizontal component and protruding faceted portions, and described faceted portions is isosceles triangle;
Welding block, the described welding block of a circle is welded on bottom described tower cylinder and anchoring steel cylinder top respectively, and described welding block is provided with the tapped hole for fixing described protection apron, described protection apron is fixedly connected with described welding block by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110041310.4A CN102644739B (en) | 2011-02-18 | 2011-02-18 | A kind of encapsulating method of connecting flange and wind-driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110041310.4A CN102644739B (en) | 2011-02-18 | 2011-02-18 | A kind of encapsulating method of connecting flange and wind-driven generator |
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| Publication Number | Publication Date |
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| CN102644739A CN102644739A (en) | 2012-08-22 |
| CN102644739B true CN102644739B (en) | 2015-11-25 |
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| CN201110041310.4A Active CN102644739B (en) | 2011-02-18 | 2011-02-18 | A kind of encapsulating method of connecting flange and wind-driven generator |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727230B (en) * | 2012-10-10 | 2016-05-11 | 李华容 | A kind of method of can seam sealing |
| CN106763769A (en) * | 2016-11-15 | 2017-05-31 | 中国舰船研究设计中心 | A kind of close property device in mechanical connection face |
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| US4418922A (en) * | 1983-01-12 | 1983-12-06 | Martin Distributors | Triple contact seal |
| CN1252507A (en) * | 1998-10-28 | 2000-05-10 | 上海市徐汇区化学事故应急救援工作站 | Fast leaking-stopping method for pipeline with pressure |
| CN201040892Y (en) * | 2007-04-06 | 2008-03-26 | 肖中发 | Filling member filled by lightweight material supporting member |
| CN101270841A (en) * | 2007-03-22 | 2008-09-24 | 北京安科管道工程科技有限公司 | Internal coating continuous pipe with cooling trough flange and its connection method |
| CN101631980A (en) * | 2006-12-14 | 2010-01-20 | 塞派姆股份公司 | Make the pipe connecting method and the equipment of underwater pipeline, and the underwater pipeline laying ship that comprises this equipment |
| CN201401288Y (en) * | 2009-04-28 | 2010-02-10 | 锋电能源技术有限公司 | Wind generating set utilizing lightning protection design scheme |
| CN101749512A (en) * | 2008-12-15 | 2010-06-23 | 北京安科管道工程科技有限公司 | Method for strengthening and/or plugging flange with pressure |
| CN101818995A (en) * | 2009-02-26 | 2010-09-01 | 中国二十冶建设有限公司 | Flange port plugging device and method of industrial furnace body |
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2011
- 2011-02-18 CN CN201110041310.4A patent/CN102644739B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418922A (en) * | 1983-01-12 | 1983-12-06 | Martin Distributors | Triple contact seal |
| CN1252507A (en) * | 1998-10-28 | 2000-05-10 | 上海市徐汇区化学事故应急救援工作站 | Fast leaking-stopping method for pipeline with pressure |
| CN101631980A (en) * | 2006-12-14 | 2010-01-20 | 塞派姆股份公司 | Make the pipe connecting method and the equipment of underwater pipeline, and the underwater pipeline laying ship that comprises this equipment |
| CN101270841A (en) * | 2007-03-22 | 2008-09-24 | 北京安科管道工程科技有限公司 | Internal coating continuous pipe with cooling trough flange and its connection method |
| CN201040892Y (en) * | 2007-04-06 | 2008-03-26 | 肖中发 | Filling member filled by lightweight material supporting member |
| CN101749512A (en) * | 2008-12-15 | 2010-06-23 | 北京安科管道工程科技有限公司 | Method for strengthening and/or plugging flange with pressure |
| CN101818995A (en) * | 2009-02-26 | 2010-09-01 | 中国二十冶建设有限公司 | Flange port plugging device and method of industrial furnace body |
| CN201401288Y (en) * | 2009-04-28 | 2010-02-10 | 锋电能源技术有限公司 | Wind generating set utilizing lightning protection design scheme |
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| CN102644739A (en) | 2012-08-22 |
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Address after: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee after: Jinfeng Technology Co.,Ltd. Address before: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee before: XINJIANG GOLDWIND SCIENCE & TECHNOLOGY Co.,Ltd. |
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