CN212296725U - Wind generating set main frame climbing device and wind generating set - Google Patents
Wind generating set main frame climbing device and wind generating set Download PDFInfo
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- CN212296725U CN212296725U CN202020497431.4U CN202020497431U CN212296725U CN 212296725 U CN212296725 U CN 212296725U CN 202020497431 U CN202020497431 U CN 202020497431U CN 212296725 U CN212296725 U CN 212296725U
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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 utility model provides a wind generating set main frame climbing device reaches wind generating set including this climbing device, should climb the device and include entry platform assembly, entry cat ladder mount seam and entry cat ladder assembly. The entry cat ladder mount seam sets up in main frame flange face below, and entry platform assembly sets up on main frame flange face top boss, and entry cat ladder assembly hangs on the circular steel tube of entry platform, supports simultaneously to lean on the mounting panel that leans on entry cat ladder mount seam. The whole structure is an assembled structure, so that wind field maintenance personnel can climb, install and disassemble conveniently.
Description
Technical Field
The utility model belongs to the technical field of wind power generation, concretely relates to wind generating set main frame climbing device and wind generating set.
Background
The megawatt wind generating set is usually installed on a tower cylinder with the height of 80 meters or even higher, when the wind generating set on site needs maintenance or other operations, the field maintainer needs to climb from a platform at the uppermost end of the tower cylinder to the inside of the engine room, and the workload of the field maintenance or other operations is large, so that the maintainer is required to easily reach the inside of the engine room from the platform at the uppermost end of the tower cylinder, and meanwhile, the climbing device is required to be installed firmly in the climbing process, and the climbing device cannot shake violently due to strong wind, so that potential safety hazards are brought; and simultaneously, the climbing device is required to be anti-skidding, so that the phenomenon that the climbing device slips due to carelessness of maintenance personnel or excessive fatigue is avoided, and accidents are caused.
In a semi-direct-drive wind generating set, the overall dimensions of a gear box and a generator are large, and the overall dimensions of a main frame cannot be increased due to transportation reasons, so that the main frame is relatively close to the gear box and the generator, and a U-shaped cabin ladder stand cannot be arranged on the main frame and used for enabling people to enter and exit a cabin. In order to deal with the situation, a main frame climbing device is designed, and wind field maintenance personnel can enter the cabin to operate through the climbing device and a manhole arranged on the main frame.
At present, the structure of the wind generating set main frame ladder stand is as disclosed in the utility model patent of the publication number CN 206681666U, title "a wind generating set yawing layer ladder stand", as shown in fig. 1. The utility model provides an its structure of wind generating set driftage layer cat ladder includes driftage layer cable support, bolt one number, the cat ladder mount, bolt two numbers, the aluminum alloy cat ladder, the left side screw, the footboard, the supporting legs, the right side screw, the iron sheet, the interface, driftage layer cable support mounting is in the top of bolt one number, bolt one number is connected with the cat ladder mount, the cat ladder mount is connected with bolt two numbers, bolt two numbers is connected with the aluminum alloy cat ladder, the top at the left side screw is installed to the aluminum alloy cat ladder, the top of footboard is located to the left side screw, the left of right side screw is located to the supporting legs, the right side screw is connected with the iron sheet: the crawling ladder is shortened to a size which is periodically rotated and does not interfere with a cable, and the crawling ladder is fixedly installed on a cable support on a yaw layer in a drilling and bolt connection mode.
The defects of the prior art are as follows:
1. the lower end of the ladder stand on the yaw layer is not fixed, the strength is insufficient, the wind generating set is easy to shake when the swing amplitude is large, and serious potential safety hazards exist when people climb;
2. dolichee-shaped checkered plates are not installed on the crawling ladder, so that the crawling ladder is not anti-skidding, and people in a wind field are easy to slip when climbing to cause collision and damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a main frame climbing device, its whole assembled structure that is, the wind field maintainer of being convenient for scrambles, installs and dismantles. The inlet platform assembly can be used for temporarily storing lifting materials of wind field maintenance personnel or temporarily storing maintenance tools and used as a temporary rest place of the wind field maintenance personnel.
In order to achieve the above object, the utility model discloses a wind generating set main frame climbing device adopts following technical scheme:
a wind generating set main frame climbing device, comprising: the entrance platform assembly, the entrance ladder stand fixing frame are welded together and the entrance ladder stand assembly is arranged on the entrance platform assembly;
the inlet platform assembly is positioned at the upper part of the inlet ladder stand assembly and is arranged on a boss above the flange surface of the main frame;
the entrance ladder stand fixing frame is welded below the entrance platform assembly; and is arranged below the flange surface of the main frame;
the inlet ladder stand assembly is hung on a round steel pipe of the inlet platform assembly and is abutted against a mounting plate welded on the inlet ladder stand fixing frame.
Further, the entry platform assembly includes entry platform seam and entry platform cover plate, entry platform cover plate pass through bolt, packing ring and nut fixed connection in entry platform seam.
Has the advantages that: the inlet platform is welded integrally to form a welded structure, so that the strength is high, and the use requirement is met.
Further, the inlet platform welding part comprises a platform handrail, a platform frame rear cross beam reinforcing rib, a ladder stand suspension circular steel tube fixing plate, a platform handrail reinforcing rib, a ladder stand suspension circular steel tube, a platform frame left longitudinal beam, a platform frame front cross beam, a platform frame rear cross beam and a frame right longitudinal beam;
the inlet platform welding whole body is of a frame type welding structure, and a platform frame rear cross beam reinforcing rib is welded on a platform frame rear cross beam;
a fixed plate for hanging round steel pipes on the crawling ladder is welded on the left side and the right side below the welded joint of the inlet platform, so that the crawling ladder is penetrated to hang the round steel pipes, and the fixed plate is welded with the round steel pipes on the crawling ladder;
a platform handrail is arranged on one side of the upper part of the inlet platform in a welded mode, the whole body is U-shaped, and the opening of the platform handrail is downwards welded; platform handrail strengthening ribs are welded at the root parts of the platform handrails.
Has the advantages that: the platform handrail is formed by processing a round steel pipe, and the reinforcing ribs are welded at the root of the platform handrail, so that the climbing use requirement of maintenance personnel is met. The inlet platform assembly and the main frame are installed by using a fastener, so that the installation reliability can be ensured.
Furthermore, the inlet platform cover plate is made of a patterned steel plate.
Has the advantages that: the inlet platform cover plate is formed by processing a hyacinth bean-shaped pattern steel plate and can meet the requirement of skid resistance.
Furthermore, the welding of entry cat ladder mount is welded structure, including mount bottom plate, main frame connecting plate, mount supporting beam, mount rectangle steel pipe and cat ladder locating plate.
Has the advantages that: the whole welded structure of the entrance ladder stand fixing frame is high in strength, and the hanging of the ladder stand assembly can be supported.
Furthermore, the main frame connecting plate is formed by processing a medium plate, four groups of gourd holes are formed in the main frame connecting plate, and the four groups of gourd holes are fixed to the bottom of a flange face of the main frame through M8 outer hexagon bolts and washers.
Furthermore, the entrance ladder stand assembly comprises a ladder stand, a ladder stand hanging plate and a rivet; the ladder stand and the ladder stand hanging plate are riveted together by rivets.
Has the advantages that: the ladder stand and the ladder stand hanging plate are riveted together by rivets, so that the strength of the ladder stand and the ladder stand hanging plate can meet the requirements. The cat ladder is the aluminum alloy material, and weight ratio is lighter, and the wind field maintainer of being convenient for installs. The horizontal lines are processed on the horizontal struts in the ladder stand, so that the requirement of skid resistance can be met.
Furthermore, the ladder stand comprises vertical rods at two sides and a cross brace in the middle; the cross brace and the vertical bar are riveted by adopting a secondary flanging mode.
Furthermore, a plurality of groups of round holes are arranged on the ladder stand hanging plate and used for riveting; an open type long round hole is processed on the cat ladder hanging plate and used for being hung on the cat ladder hanging round steel tube.
The utility model also provides a wind generating set, including the wind generating set main frame, still include as before wind generating set main frame climbing device.
To sum up, the utility model provides a wind generating set main frame climbing device reaches wind generating set including this climbing device, should climb the device and include entry platform assembly, entry cat ladder mount seam and entry cat ladder assembly. The entry cat ladder mount seam sets up in main frame flange face below, and entry platform assembly sets up on main frame flange face top boss, and entry cat ladder assembly hangs on the circular steel tube of entry platform, supports simultaneously to lean on the mounting panel that leans on entry cat ladder mount seam. The whole structure is an assembled structure, so that wind field maintenance personnel can climb, install and disassemble conveniently.
Drawings
FIG. 1 is a schematic view of a ladder stand in the prior art;
FIG. 2 is a top view of the wind turbine main frame and the climbing device thereof;
FIG. 3 is a bottom view of the main frame and its climbing device installation;
figure 4 is an assembly schematic of the main frame and its climbing device;
FIG. 5 is a schematic view of an inlet platform assembly;
FIG. 6 is a block diagram of the entry platform seam;
FIG. 7 is a view of the welded-in structure of the entrance ladder mount;
figure 8 is a block diagram of an entrance ladder assembly.
In the figure: 1-inlet platform assembly, 2-inlet ladder stand fixing frame welding, 3-inlet ladder stand assembly, 4-M10 outer hexagon bolt, 5-gasket 10, 6-M10 nut, 7-main frame, 11-inlet platform welding, 12-inlet platform cover plate, 13-M8 outer hexagon bolt, 14-gasket, 15-M8 nut, 21-fixing frame bottom plate, 22-main frame connecting plate, 23-fixing frame supporting beam, 24-fixing frame rectangular steel pipe, 25-ladder stand positioning plate, 31-ladder stand, 32-ladder stand hanging plate, 33-rivet, 111-platform handrail, 112-platform frame rear cross beam reinforcing rib, 113-ladder stand hanging circular steel pipe fixing plate, 114-platform handrail reinforcing rib and 115-ladder stand hanging circular steel pipe, 116-platform frame left longitudinal beam, 117-platform frame front cross beam, 118-frame rear cross beam, 119-frame right longitudinal beam.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The utility model discloses a wind generating set's main frame climbing device's embodiment 1:
as shown in fig. 2, 3 and 4, the main frame climbing device of the wind generating set comprises an entrance platform assembly 1, an entrance ladder stand fixing frame welding joint 2 and an entrance ladder stand assembly 3; the inlet ladder stand fixing frame welding part 2 is arranged below the flange surface of the main frame; the inlet platform assembly 1 is arranged on a boss above the flange surface of the main frame; the entrance ladder stand assembly 3 is hung on the round steel pipe of the entrance platform and is abutted against the mounting plate of the entrance ladder stand fixing frame welded 2.
As shown in fig. 5, the inlet platform assembly 1 includes an inlet platform seam 11, an inlet platform cover plate 12, M8 hex bolts 13, a washer 14, an M8 nut 15, and the like. The inlet platform cover plate 12 is formed by processing a hyacinth bean-shaped pattern steel plate, so that the use strength of the inlet platform cover plate is ensured, an anti-skid effect is achieved, wind field maintainers can climb conveniently, and meanwhile the inlet platform cover plate can be used for temporarily storing wind field maintainers lifting goods or maintenance tools and temporarily storing the wind field maintainers and used as temporary rest places of the wind field maintainers.
As shown in fig. 6, the entrance platform seam 11 includes a platform handrail 111, a platform frame rear cross member stiffener 112, a ladder stand suspension circular steel tube fixing plate 113, a platform handrail stiffener 114, a ladder stand suspension circular steel tube 115, a platform frame left side member 116, a platform frame front cross member 117, a platform frame rear cross member 118, a frame right side member 119, and the like. The inlet platform welding joint 11 is integrally of a frame type welding structure, and meanwhile, reinforcing ribs are welded on a rear cross beam of the platform frame to ensure the welding strength; meanwhile, a long round hole is formed below the inlet platform in a welded mode, and an M8 outer hexagon bolt 13 and a washer 14 can be conveniently installed on the main frame. The side has welded cat ladder suspension circular steel tube fixed plate 113 about the entry platform below simultaneously, and it is the cut deal to it has processed the round hole on it for wear to adorn the cat ladder and hang circular steel tube 115, and hang circular steel tube 115 with the cat ladder and adopt circumference welded mode to weld, guarantee its welding strength, thereby satisfy the requirement of hanging cat ladder assembly 3. The left side of the upper part of the inlet platform welding joint 11 is provided with a platform handrail 111 which is formed by processing a round steel pipe, the whole inlet platform welding joint is U-shaped, and the opening of the platform handrail is downwards welded; meanwhile, platform handrail reinforcing ribs 114 are welded at the root parts of the platform handrails 111 and used for guaranteeing the strength of the platform handrails and meeting the requirements of wind field maintenance personnel during climbing. The inlet platform seam 11 is integrally of a welding structure, is high in strength and meets the use requirement.
As shown in fig. 7, the inlet ladder stand fixing frame seam 2 is a welded structure, and comprises a fixing frame bottom plate 21, a main frame connecting plate 22, a fixing frame supporting beam 23, a fixing frame rectangular steel pipe 24, a ladder stand positioning plate 25 and the like, and the inlet ladder stand fixing frame seam has high strength and can support the suspension of a ladder stand assembly and the climbing of wind farm maintenance personnel. The main frame connecting plate 22 is made of a medium-thick plate, four groups of gourd holes are formed in the main frame connecting plate, and the main frame connecting plate is fixed to the bottom of a flange face of the main frame through M8 outer hexagon bolts 13 and gaskets 14. Near entry cat ladder mount seam 2 is provided with yaw brake, follow-up yaw brake need be maintained or when changing if trouble, entry cat ladder mount seam 2 needs to be dismantled, can loosen the outer hexagon bolt 13 of M8 of fixed entry cat ladder mount seam 2 this moment, then promote entry cat ladder mount seam 2 outside, make the center alignment of big round hole and the outer hexagon bolt 13 of M8 in "calabash hole", then fall entry cat ladder mount seam 2, the outer hexagon bolt 13 of M8 need not completely dismantle this moment, resume installation entry cat ladder mount seam 2 after the follow-up yaw brake of being convenient for is maintained. The fixed frame support beam 23 and the fixed frame rectangular steel pipe 24 are both formed by processing rectangular steel pipes, and the strength after welding can be ensured. Meanwhile, a ladder stand positioning plate 25 is arranged on the base for the support of the ladder stand assembly.
As shown in fig. 8, the entrance ladder assembly 3 comprises a ladder 31, a ladder strap 32, rivets 33 and the like. The ladder stand 31 and the ladder stand hanging plate 32 are riveted together by using rivets 33, so that the strength of the ladder stand can meet the requirement. The crawling ladder 31 is divided into vertical rods on two sides and a cross brace in the middle, is made of aluminum alloy materials, is light in weight and is convenient for wind field maintenance personnel to install and disassemble; the cross brace and the vertical bar are riveted in a secondary flanging manner, so that the riveting strength can be ensured, and the bearing requirements of maintainers are met; meanwhile, the transverse lines are processed on the transverse struts, so that the requirement of skid resistance can be met. Four groups of round holes are arranged on the ladder hanging plate 32 and are used for riveting; meanwhile, an open long round hole is processed on the crawling ladder hanging plate 32, so that the crawling ladder can be conveniently hung on the crawling ladder hanging round steel pipe 115.
When the entrance ladder stand assembly is in a working state, the entrance ladder stand assembly is hung on the ladder stand suspension circular steel tube, and the middle part of the ladder stand is abutted against the ladder stand positioning plate welded on the entrance ladder stand fixing frame. When the yaw brake and the connecting pipeline thereof below the main frame have abnormal quality problems and need to be maintained or replaced, the inlet ladder assembly needs to be manually taken down, and the inlet ladder assembly is restored and installed after the abnormal quality problems are completed in the follow-up treatment.
The utility model also provides a wind generating set, including the wind generating set main frame, still include as before wind generating set main frame climbing device.
To sum up, the utility model provides a wind generating set main frame climbing device reaches wind generating set including this climbing device, should climb the device and include entry platform assembly, entry cat ladder mount seam and entry cat ladder assembly. The entry cat ladder mount seam sets up in main frame flange face below, and entry platform assembly sets up on main frame flange face top boss, and entry cat ladder assembly hangs on the circular steel tube of entry platform, supports simultaneously to lean on the mounting panel that leans on entry cat ladder mount seam. The whole structure is an assembled structure, so that wind field maintenance personnel can climb, install and disassemble conveniently.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A wind generating set main frame climbing device, characterized in that includes: the entrance platform assembly, the entrance ladder stand fixing frame are welded together and the entrance ladder stand assembly is arranged on the entrance platform assembly;
the inlet platform assembly is positioned at the upper part of the inlet ladder stand assembly and is arranged on a boss above the flange surface of the main frame;
the entrance ladder stand fixing frame is welded below the entrance platform assembly; and is arranged below the flange surface of the main frame;
the inlet ladder stand assembly is hung on a round steel pipe of the inlet platform assembly and is abutted against a mounting plate welded on the inlet ladder stand fixing frame.
2. The wind generating set mainframe climbing device of claim 1, wherein the access platform assembly includes an access platform weld and an access platform cover plate fixedly attached to the access platform weld by bolts, washers, and nuts.
3. The wind generating set main frame climbing device according to claim 2, wherein the entrance platform seam comprises a platform handrail, a platform frame rear cross beam reinforcing rib, a ladder stand suspension circular steel tube fixing plate, a platform handrail reinforcing rib, a ladder stand suspension circular steel tube, a platform frame left longitudinal beam, a platform frame front cross beam, a platform frame rear cross beam and a frame right longitudinal beam;
the inlet platform welding whole body is of a frame type welding structure, and a platform frame rear cross beam reinforcing rib is welded on a platform frame rear cross beam;
a fixed plate for hanging round steel pipes on the crawling ladder is welded on the left side and the right side below the welded joint of the inlet platform, so that the crawling ladder is penetrated to hang the round steel pipes, and the fixed plate is welded with the round steel pipes on the crawling ladder;
a platform handrail is arranged on one side of the upper part of the inlet platform in a welded mode, the whole body is U-shaped, and the opening of the platform handrail is downwards welded; platform handrail strengthening ribs are welded at the root parts of the platform handrails.
4. The wind generating set mainframe climbing device of claim 2, wherein the access platform cover plate is made of a textured steel plate.
5. The wind generating set main frame climbing device according to claim 1, wherein the entrance ladder mount is welded to a welded structure including a mount base plate, a main frame connecting plate, a mount support beam, a mount rectangular steel tube, and a ladder positioning plate.
6. The wind generating set main frame climbing device according to claim 5, wherein the main frame connecting plate is made of a medium plate, four groups of gourd holes are formed in the main frame connecting plate, and the main frame connecting plate is fixed to the bottom of a flange face of the main frame through M8 outer hexagon bolts and gaskets.
7. The wind generating set mainframe climbing device of claim 1, wherein the entrance ladder assembly comprises a ladder, a ladder strap, and a rivet; the ladder stand and the ladder stand hanging plate are riveted together by rivets.
8. The wind generating set main frame climbing device according to claim 7, wherein the ladder stand comprises vertical bars on two sides and a cross brace in the middle; the cross brace and the vertical bar are riveted by adopting a secondary flanging mode.
9. The main rack climbing device of the wind generating set according to claim 7 or 8, wherein a plurality of groups of round holes are formed in the ladder hanging plate and used for riveting; an open type long round hole is processed on the cat ladder hanging plate and used for being hung on the cat ladder hanging round steel tube.
10. A wind park comprising a wind park main frame, characterized in that it further comprises a wind park climbing device according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020497431.4U CN212296725U (en) | 2020-11-02 | 2020-11-02 | Wind generating set main frame climbing device and wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020497431.4U CN212296725U (en) | 2020-11-02 | 2020-11-02 | Wind generating set main frame climbing device and wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212296725U true CN212296725U (en) | 2021-01-05 |
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ID=73961640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020497431.4U Active CN212296725U (en) | 2020-11-02 | 2020-11-02 | Wind generating set main frame climbing device and wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212296725U (en) |
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2020
- 2020-11-02 CN CN202020497431.4U patent/CN212296725U/en active Active
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