CN101936268B - Extravehicular overhauling protection method and device for wind generating set - Google Patents
Extravehicular overhauling protection method and device for wind generating set Download PDFInfo
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- CN101936268B CN101936268B CN201010282894XA CN201010282894A CN101936268B CN 101936268 B CN101936268 B CN 101936268B CN 201010282894X A CN201010282894X A CN 201010282894XA CN 201010282894 A CN201010282894 A CN 201010282894A CN 101936268 B CN101936268 B CN 101936268B
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- guardrail
- upper bracket
- support frame
- lower support
- engine room
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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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Abstract
The invention discloses an extravehicular overhauling protection method and an extravehicular overhauling protection device for a wind generating set. A protective operation device is fixed on a cabin cover by using the cabin cover and cabin cover reserved holes, the protective operation device is divided into an upper bracket and a lower bracket, the upper bracket is placed above the upper cabincover, the lower bracket is placed below the upper cabin cover, and the upper bracket and the lower bracket pass through the cabin cover reserved holes and are connected through connectors; the lower bracket is provided with a clamping device, and the protective operation device is fixed on the cabin cover by the clamping device; the upper bracket is provided with a guardrail port, and a guardrail is arranged on the guardrail port; and the proper guardrail is selected according to the extravehicular working contents, and the guardrail is arranged on the guardrail port of the upper bracket to form a protective operation platform so as to provide effective operation protection for extravehicular overhauling operation of workers. Moreover, the device can be expanded into a multifunctional overhauling platform by increasing a corresponding tool box or pendant on the guardrail.
Description
Technical field
The present invention relates to a kind of repair method and device of wind power plant, be meant the protecting method and the device of parts such as a kind of MW class wind turbine group nacelle exterior maintenance blade rain cover specifically.The component that are mainly used in aloft the wind generating set engine room top detect maintenance.
Background technique
The cabin of wind power generating set and wind wheel are installed in up to tens of rice usually to hundred meters high pylons; The major part of unit detect maintenance work in the cabin or wheel hub inside carry out; But nacelle exterior is some important spare part also, like blade rain cover, lightning conductor, heat dissipation wind channel, anemoclinograph, aeronautical light, radiator etc.When component overhauled outside to the cabin, reserving hole arrived nacelle exterior from the engine room cover top to need the staff, is exposed to the high-altitude and carries out work.Because the wind energy turbine set wind-resources is abundant; Wheel hub (cabin) is highly located wind speed, and higher (is 37.5m/s like III class wind field with reference to wind speed; Annual mean wind speed is 7.5m/s), add the low-frequency vibration that causes owing to the pylon flexibility, so the nacelle exterior operation needs careful safety prevention measure.
To the maintenance of fan blade fault, the inspection platform of specialty is arranged at present, can be used for maintenance blade and blade rain cover; But its structure is bigger, uses complicated, costly; And only be suitable for the blade scope, can't be used for the maintenance of other component of nacelle top.
The engine room cover top might be flat-top or dome structure.Dome structure more is not easy to staff's stop, and the danger of falling is higher.From the consideration of aspects such as attractive in appearance and aerodynamics, the engine room cover top generally can not be provided with the support platform or the support of maintenance usefulness.After the staff arrived nacelle top, if stand work, because centre of body weight is higher, both sides did not have guardrail, and very high danger is then arranged, and staff's psychological pressure can be very big, were unfavorable for that work carries out.If adopt crouching appearance or sitting work, do not having under the situation of handrail, because upper body lacks protection, action and operating range also can be limited.Therefore necessary this is solved.
Summary of the invention
The objective of the invention is for the protecting method of parts such as MW class wind turbine group nacelle exterior maintenance blade rain cover and the deficiency of device; And it is more convenient to propose a kind of maintenance, safe and reliable a kind of wind power generating set deliver from vault maintenance protecting method and device.
The objective of the invention is to realize through following technical proposals; A kind of wind power generating set deliver from vault maintenance protecting method; Utilize engine room cover and engine room cover reserving hole, fixing fence operation device on engine room cover, the fence operation device divides upper bracket and lower support frame two-part; Upper bracket is placed on above the engine room cover, lower support frame is placed on below the engine room cover, and upper bracket and lower support frame pass engine room cover reserving hole place through link and couple together.On lower support frame, have clamp device, clamp device is fixed on the fence operation device on the engine room cover; Be provided with the guardrail interface at upper bracket, on the guardrail interface guardrail be installed; Select suitable guardrail according to the deliver from vault action, and guardrail is installed on the upper bracket guardrail interface, form the fence operation platform, for the service work of staff's deliver from vault provides effective operation protection.In addition, through on guardrail, increasing corresponding instrument cases or suspension member, can device be expanded to multi-functional inspection platform.
According to the above-mentioned wind power generating set deliver from vault maintenance wind power generating set deliver from vault that protecting method proposed maintenance protective equipment be: a kind of wind power generating set deliver from vault maintenance protective equipment; Comprise upper bracket and lower support frame two-part; Upper bracket is placed on above the engine room cover, lower support frame is placed on below the engine room cover, and upper bracket and lower support frame are fastenedly connected through link.On lower support frame, have clamp device, clamp device is fixed on the fence operation device on the engine room cover; Be provided with the guardrail interface at upper bracket, on the guardrail interface guardrail be installed; Select suitable guardrail according to the deliver from vault action, and guardrail is installed on the upper bracket guardrail interface, form the fence operation platform, for the service work of staff's deliver from vault provides effective operation protection.In addition, through on guardrail, increasing corresponding instrument cases or suspension member, can device be expanded to multi-functional inspection platform.
The advantage of patent of the present invention is: 1) can keep enough operating spaces simultaneously for the staff provides enough safety protections, guarantee carrying out smoothly of service work; 2) firm, the good rigidity, safe and reliable of installation consolidation; 3) can change corresponding guardrail to different deliver from vault actions; Can carry out the function expansion easily; 4) simple in structure, in light weight, be easy to carry, be easy in limited space of wind power generating set and passage, pass through, successfully arrive the working position; 5) adopt branch body structure, easy accessibility; 6) considered protection to falling object from high altitude, all component adopt preassembly or fall-prevention to mount; 6) be easy to make, cost is low; 7) utilize this device to carry out deliver from vault maintenance, can increase job security, the psychological pressure that reduces a staff, increase work efficiency.
Description of drawings:
Fig. 1 is a scheme of installation of the present invention;
Fig. 2 is a structural representation of the present invention;
Fig. 3 is a structural representation plan view of the present invention;
Fig. 4 is a structural representation left view of the present invention;
Fig. 5 is a schematic perspective view of the present invention.
Among the figure: 1, guardrail; 2, upper bracket; 3, upper bracket foot pad; 4, lower support frame foot pad; 5, clamp device; 6, guardrail tightening nut; 7, lower support frame; 8, go up lower support frame connecting bolt nut; 9, blade; 10, blade rain cover; 11, hubcap; 12, go up engine room cover; 13, engine room cover reserving hole; 14, protective equipment; 15, link; 16, guardrail interface.
Embodiment
To combine accompanying drawing and embodiment that the present invention is done further description below.
Accompanying drawing 1 has provided a kind of mounting structure schematic representation of the present invention; Can find out through accompanying drawing; The present invention relates to a kind of wind power generating set deliver from vault maintenance protecting method; Engine room cover 12 and engine room cover reserving hole 13 in the utilization, fixing fence operation device 14 on last engine room cover 12,14 fens upper brackets 2 of fence operation device and lower support frame 7 two-part; Upper bracket 2 is placed on above the engine room cover 12, lower support frame 7 is placed on below the engine room cover 12, and upper bracket 2 passes engine room cover reserving hole 13 places with lower support frame 7 through link 15 and couples together.On lower support frame 7, have clamp device 5, clamp device 5 is fixed on fence operation device 14 on the engine room cover 12; Be provided with guardrail interface 16 at upper bracket 2, guardrail 1 is installed on the guardrail interface 16; Select suitable guardrail 1 according to the deliver from vault action, and guardrail 1 is installed on the upper bracket guardrail interface 16, form the protection guardrail of fence operation platform, for the service work of staff's deliver from vault provides effective operation protection.In addition, through on guardrail 1, increasing corresponding instrument cases or suspension member, can device be expanded to multi-functional inspection platform.
According to the above-mentioned wind power generating set deliver from vault maintenance wind power generating set deliver from vault that protecting method proposed maintenance protective equipment be: a kind of wind power generating set deliver from vault maintenance protective equipment 14; Comprise upper bracket 2 and lower support frame 7 two-part; Below upper bracket 2 was placed on above the engine room cover 12, lower support frame 7 is placed on engine room cover 12, upper bracket 2 was fastenedly connected through link 15 with lower support frame 7.On lower support frame 7, have clamp device 5, clamp device 5 is fixed on fence operation device 14 on the engine room cover 12; Be provided with guardrail interface 16 at upper bracket 2, guardrail 1 is installed on the guardrail interface 16; Select suitable guardrail 1 according to the deliver from vault action, and guardrail 1 is installed on the upper bracket guardrail interface 16, form the fence operation platform, for the service work of staff's deliver from vault provides effective operation protection.In addition, through on guardrail, increasing corresponding instrument cases or suspension member, can device be expanded to multi-functional inspection platform.
Accompanying drawing 1 is that the present invention is applied on certain type wind power generating set, carries out the example case of blade rain cover 10 maintenances.By visible among the figure; Blade rain cover 10 is installed on the blade seat 11; The present invention is clamped on the engine room cover 12 through the engine room cover reserving hole 13 of last engine room cover 12; The staff can be arrived by engine room cover reserving hole 13 delivers from vault and go up engine room cover 12 tops, in the protective range of guardrail 1, carries out the maintenance work of blade rain cover 10.Use patent of the present invention to carry out operation, staff's safety protection situation has obtained significantly promoting, and has effectively guaranteed job safety, reduces psychological pressure, has improved operating efficiency.
Embodiment one
Fig. 2-5 can find out through accompanying drawing that for the specific embodiment that the present invention uses main structure of the present invention comprises guardrail 1, upper bracket 2, lower support frame 7 etc.Upper bracket 2, lower support frame 7 are the tower structure of steel pipe and angle steel welding, and be easily manufactured, overall weight is lighter, and enough integral rigidities are arranged simultaneously, firm indeformablely do not come off when guaranteeing to use.The angle steel edge is done chamfered, avoids staff's hook is damaged.Removable guardrail 1 is installed on the guardrail interface of upper bracket 2, and fixing through guardrail tightening nut 6.Guardrail tightening nut 6 disposes the fall-prevention lanyard, lies on the upper bracket 2.Upper bracket 2 couples together through connecting bolt nut 8 with lower support frame 7, constitutes integral structure.On upper bracket 2 and lower support frame 7, be respectively equipped with upper bracket foot pad 3 and lower support frame foot pad 4; Lower support frame 7 is provided with clamp device 5, and clamp device 5 is a rotating locking apparatus, through the screw rod of rotating locking apparatus, lower support frame foot pad 4 is risen, and clamps engine room cover with upper bracket foot pad 3.Upper bracket foot pad 3 is the rubber material with lower support frame foot pad 4; Upper bracket foot pad 3 is pre-assembled in upper bracket 2 upper and lower footpads 4 and is pre-assembled on the clamp device 5; Upper bracket foot pad 3 contacts and clamps with engine room cover with lower support frame foot pad 4; According to the distortion of engine room cover form adaptive, play the effect that increases area of contact, increase frictional force, reduction gripping surface stress, protection engine room cover.
Claims (5)
1. a wind power generating set deliver from vault overhauls protecting method; It is characterized in that: utilize engine room cover and engine room cover reserving hole; Fixing fence operation device on engine room cover; The fence operation device divides upper bracket and lower support frame two-part, and upper bracket is placed on above the engine room cover, lower support frame is placed on below the engine room cover, and upper bracket and lower support frame pass engine room cover reserving hole place through link and couple together; On lower support frame, have clamp device, clamp device is fixed on the fence operation device on the engine room cover; Be provided with the guardrail interface at upper bracket, on the guardrail interface guardrail be installed; Select suitable guardrail according to the deliver from vault action, and guardrail is installed on the upper bracket guardrail interface, form the fence operation platform, for the service work of staff's deliver from vault provides effective operation protection.
2. wind power generating set deliver from vault maintenance protecting method as claimed in claim 1 is characterized in that: through on guardrail, increasing corresponding instrument cases or suspension member, the fence operation device is expanded to multi-functional inspection platform.
3. a wind power generating set deliver from vault of realizing the said method of claim 1 overhauls the fence operation device; Comprise upper bracket and lower support frame two-part; Upper bracket is placed on above the engine room cover, lower support frame is placed on below the engine room cover, and upper bracket and lower support frame are fastenedly connected through link; On lower support frame, have clamp device, clamp device is fixed on the fence operation device on the engine room cover; Be provided with the guardrail interface at upper bracket, on the guardrail interface guardrail be installed; It is characterized in that: on guardrail, be provided with corresponding instrument cases or suspension member.
4. a wind power generating set deliver from vault maintenance fence operation device of realizing the said method of claim 1 is characterized in that: comprise guardrail, upper bracket, lower support frame; Upper bracket, lower support frame are the tower structure of steel pipe and angle steel welding; Removable guardrail is installed on the guardrail interface of upper bracket, and fixes through the guardrail tightening nut; The guardrail tightening nut disposes the fall-prevention lanyard, lies on the upper bracket; Upper bracket and lower support frame couple together through the connecting bolt nut, constitute integral structure; On upper bracket and lower support frame, be respectively equipped with upper bracket foot pad and lower support frame foot pad; Lower support frame is provided with clamp device, and clamp device is a rotating locking apparatus, through the screw rod of rotation rotating locking apparatus, the lower support frame foot pad is risen, and clamps engine room cover with the upper bracket foot pad.
5. wind power generating set deliver from vault maintenance fence operation device as claimed in claim 4, it is characterized in that: the angle steel edge is done chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282894XA CN101936268B (en) | 2010-09-16 | 2010-09-16 | Extravehicular overhauling protection method and device for wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282894XA CN101936268B (en) | 2010-09-16 | 2010-09-16 | Extravehicular overhauling protection method and device for wind generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101936268A CN101936268A (en) | 2011-01-05 |
| CN101936268B true CN101936268B (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010282894XA Expired - Fee Related CN101936268B (en) | 2010-09-16 | 2010-09-16 | Extravehicular overhauling protection method and device for wind generating set |
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| Country | Link |
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| CN (1) | CN101936268B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114017272A (en) * | 2021-10-10 | 2022-02-08 | 优利康达（天津）科技有限公司 | Suspended ceiling extension type multifunctional wind turbine cabin cover and working method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1101936A2 (en) * | 1999-11-17 | 2001-05-23 | Bonus Energy A/S | Method for mounting main components in a nacelle of a windturbine |
| EP1291521A1 (en) * | 2001-09-06 | 2003-03-12 | Turbowinds N.V./S.A. | Wind turbine nacelle with moving crane |
| CN1764782A (en) * | 2003-04-15 | 2006-04-26 | 维斯塔斯风力系统有限公司 | Method for examining and repairing wind turbine external component e.g. wind turbine vane and tower using work platform and work platform |
| CN1856644A (en) * | 2003-09-26 | 2006-11-01 | Neg麦康股份有限公司 | Method of conducting service on a wind turbine using equipment mounted on the hub |
| CN101558238A (en) * | 2007-06-19 | 2009-10-14 | 三菱重工业株式会社 | Method of replacing wind wheel facility |
| CA2722748A1 (en) * | 2008-04-30 | 2009-11-05 | Multibrid Gmbh | Paneling of a nacelle of a wind energy installation |
| CN201953576U (en) * | 2010-09-16 | 2011-08-31 | 南车株洲电力机车研究所有限公司 | Extra-vehicular maintenance and protection device for wind generating set |
-
2010
- 2010-09-16 CN CN201010282894XA patent/CN101936268B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1101936A2 (en) * | 1999-11-17 | 2001-05-23 | Bonus Energy A/S | Method for mounting main components in a nacelle of a windturbine |
| EP1291521A1 (en) * | 2001-09-06 | 2003-03-12 | Turbowinds N.V./S.A. | Wind turbine nacelle with moving crane |
| CN1764782A (en) * | 2003-04-15 | 2006-04-26 | 维斯塔斯风力系统有限公司 | Method for examining and repairing wind turbine external component e.g. wind turbine vane and tower using work platform and work platform |
| CN1856644A (en) * | 2003-09-26 | 2006-11-01 | Neg麦康股份有限公司 | Method of conducting service on a wind turbine using equipment mounted on the hub |
| CN101558238A (en) * | 2007-06-19 | 2009-10-14 | 三菱重工业株式会社 | Method of replacing wind wheel facility |
| CA2722748A1 (en) * | 2008-04-30 | 2009-11-05 | Multibrid Gmbh | Paneling of a nacelle of a wind energy installation |
| CN201953576U (en) * | 2010-09-16 | 2011-08-31 | 南车株洲电力机车研究所有限公司 | Extra-vehicular maintenance and protection device for wind generating set |
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| Publication number | Publication date |
|---|---|
| CN101936268A (en) | 2011-01-05 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20121226 Termination date: 20190916 |