CN216894728U - Device is maintained to wind generating set major possession - Google Patents
Device is maintained to wind generating set major possession Download PDFInfo
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- CN216894728U CN216894728U CN202123276859.XU CN202123276859U CN216894728U CN 216894728 U CN216894728 U CN 216894728U CN 202123276859 U CN202123276859 U CN 202123276859U CN 216894728 U CN216894728 U CN 216894728U
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- pulley
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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 relates to a maintenance device for a large part of a wind generating set, which is arranged on a fan rack of a wind driven generator and comprises a cross beam, a movable pulley, a fixed pulley, a steel wire rope, a guide pulley and a winch, wherein the cross beam is arranged on the fan rack in a lapping way, the guide pulley and the fixed pulley are both arranged on the cross beam, one end of the steel wire rope is connected with the winch, the guide pulley, the fixed pulley and the movable pulley are all wound by the steel wire rope, the cross beam is provided with a fixing piece, the other end of the steel wire rope is connected with the fixing piece, and the movable pulley is provided with a hook. The utility model has low cost and high maintenance efficiency, and belongs to the technical field of hoisting machinery.
Description
Technical Field
The utility model relates to the technical field of hoisting machinery, in particular to a large part maintenance device of a wind generating set.
Background
When the large parts of the existing wind generating set are maintained, the large parts are hoisted by a crane or a hoisting ship, the crane needs to level the road when entering the field, and in addition, the crane needs expensive cost for entering, dismounting and hoisting, so that the maintenance cost is greatly increased. With the sudden increase of the loading capacity of the wind generating set, a large number of cranes (lifting ships) are needed for loading, maintenance and the like, the cranes (lifting ships) are expensive and in short demand, and the cranes are more willing to carry out fan lifting operation with higher profits and less willing to carry out operation and maintenance operation with lower profits.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems in the prior art, the utility model aims to: the maintenance device for the large components of the wind generating set is low in cost and high in maintenance efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a wind generating set major possession maintains device, installs in aerogenerator's fan frame, includes crossbeam, movable pulley, fixed pulley, wire rope, guide pulley and hoist engine, and the crossbeam is taken on the fan frame, and guide pulley and fixed pulley are all installed at the crossbeam, and wire rope's one end is connected with the hoist engine, and guide pulley, fixed pulley and the equal wire rope wraparound of movable pulley, crossbeam are equipped with the mounting, and wire rope's the other end is connected with the mounting, and the movable pulley is equipped with the couple.
Preferably, the number of the cross beams, the movable pulleys, the fixed pulleys, the steel wire ropes, the guide pulleys and the winches is two, the two cross beams are arranged on the fan frame side by side, the two fixed pulleys are arranged on the two cross beams respectively, the two guide pulleys are arranged on the two cross beams respectively, one ends of the two steel wire ropes are connected with the two winches respectively, the two steel wire ropes are in winding connection with the two guide pulleys respectively, the two steel wire ropes are in winding connection with the two fixed pulleys respectively, the two steel wire ropes are in winding connection with the two movable pulleys respectively, the other ends of the two steel wire ropes are connected with the fixing piece respectively, and the two movable pulleys are provided with hooks for hoisting large parts.
Preferably, the fan frame comprises two connecting frames and two supporting frames, one ends of the two supporting frames are respectively connected with two ends of one connecting frame, the other ends of the two supporting frames are respectively connected with two ends of the other connecting frame, and the cross beam is erected above one connecting frame.
Preferably, the supporting frame comprises an upper cross rod, a lower cross rod and a plurality of supporting rods, one ends of the supporting rods are connected with the upper cross rod, and the other ends of the supporting rods are connected with the lower cross rod; two ends of one connecting frame are respectively connected with the two upper cross rods, and two ends of the other connecting frame are respectively connected with the two lower cross rods.
Preferably, the number of the support rods of each support frame is six, two support rods of the six support rods are vertically arranged, and four support rods of the six support rods are obliquely arranged; the four obliquely arranged support rods are respectively distributed on two sides of the vertically arranged support rods in pairs.
Preferably, the connecting frame comprises a plurality of cross rods and a plurality of vertical rods, two ends of the cross rods of one connecting frame are respectively connected with the two upper cross rods, and two ends of the cross rods of the other connecting frame are respectively connected with the two lower cross rods; the cross bar and the vertical bar are arranged vertically; the cross beam is arranged above the cross rod in a lapping mode.
In summary, the present invention has the following advantages:
the device has low cost and high maintenance efficiency, and does not need to rely on a crane and a hoisting ship in a traditional mode by adopting the device; the method solves the problems that a crane needs to level a road when entering a field, the crane needs to assemble and the like, and in addition, the crane and a hoisting ship can not be found in time each time, and the large parts of the wind generating set can not be maintained in time.
Drawings
Fig. 1 is a perspective view of a large component maintenance device of a wind generating set.
FIG. 2 is a schematic view of a large component maintenance device of a wind generating set.
The device comprises a base, a support, a fixed pulley, a movable pulley, a winch, a lower cross rod, a supporting rod, a cross rod, a guide pulley, a fixed pulley, a movable pulley and a fixing piece, wherein the fixed pulley is 1, the fixed pulley is 2, the fixed pulley is 13, the fixed pulley is 14, the winch is 2, the steel wire rope is 3, the large part is 4, the lower cross rod is 5, the supporting rod is 6, the upper cross rod is 7, the cross rod is 8, the vertical rod is 9, the cross rod is 10, the guide pulley is 11, the fixed pulley is 12, the movable pulley is 13, and the fixing piece is 14.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments.
The utility model provides a wind generating set major possession maintains device, installs in aerogenerator's fan frame, includes crossbeam, movable pulley, fixed pulley, wire rope, guide pulley and hoist engine, and the crossbeam is taken on the fan frame, and guide pulley and fixed pulley are all installed at the crossbeam, and wire rope's one end is connected with the hoist engine, and guide pulley, fixed pulley and the equal wire rope wraparound of movable pulley, crossbeam are equipped with the mounting, and wire rope's the other end is connected with the mounting, and the movable pulley is equipped with the couple.
The number of the cross beams, the movable pulleys, the fixed pulleys, the steel wire ropes, the guide pulleys and the winches is two, the two cross beams are installed on the fan frame side by side, the two fixed pulleys are installed on the two cross beams respectively, the two guide pulleys are installed on the two cross beams respectively, one ends of the two steel wire ropes are connected with the two winches respectively, the two steel wire ropes are in winding connection with the two guide pulleys respectively, the two steel wire ropes are in winding connection with the two fixed pulleys respectively, the two steel wire ropes are in winding connection with the two movable pulleys respectively, the other ends of the two steel wire ropes are connected with the fixing piece respectively, and the two movable pulleys are provided with hooks for hoisting large parts.
The fan frame comprises two connecting frames and two supporting frames, one ends of the two supporting frames are respectively connected with two ends of one connecting frame, the other ends of the two supporting frames are respectively connected with two ends of the other connecting frame, and the cross beam is erected above one connecting frame.
The supporting frame comprises an upper cross rod, a lower cross rod and a plurality of supporting rods, one ends of the supporting rods are connected with the upper cross rod, and the other ends of the supporting rods are connected with the lower cross rod; two ends of one connecting frame are respectively connected with the two upper cross rods, and two ends of the other connecting frame are respectively connected with the two lower cross rods.
The number of the supporting rods of each supporting frame is six, two supporting rods are vertically arranged in the six supporting rods, and four supporting rods are obliquely arranged; the four obliquely arranged support rods are respectively distributed on two sides of the vertically arranged support rods in pairs. Through arranging the bracing piece like this, it is good to go up horizontal pole and bottom end rail stability.
The connecting frames comprise a plurality of cross rods and a plurality of vertical rods, two ends of the cross rods of one connecting frame are respectively connected with the two upper cross rods, and two ends of the cross rods of the other connecting frame are respectively connected with the two lower cross rods; the cross bar and the vertical bar are arranged vertically; the cross beam is arranged above the cross rod in a lapping mode.
In this embodiment, the fixing member is a wire rope clip or a wedge joint for fixing the wire rope.
In this embodiment, the large part is a transformer, and when the transformer is replaced, a winch is installed on the ground or a tower footing platform, and the cross beam, the guide pulley, the fixed pulley, the movable pulley, the steel wire rope, the fastening piece and the like are hoisted to the cabin by a cabin crane. A beam is arranged on a fan frame, a group of guide pulleys and a group of fixed pulleys are arranged on the beam, a steel wire rope passes through the guide pulleys, the fixed pulleys and a winding drum of the winch upwards and is connected with a movable pulley and fixed on the beam, and a hook of the movable pulley is connected with a transformer.
After the two steel wire ropes are stressed in the same direction, the winch is started to bear the force, the tensile force of the steel wire ropes is enough to bear the weight of the transformer, the fixing bolt and the pull rod of the transformer are disassembled, the wind rope is tied on the transformer, the anti-scratch protection device is installed on the side close to the tower barrel, and the object hanging opening at the lower part of the cabin cover is opened. The winding engine rotates reversely, and the transformer descends gradually. When the wind power generator is descended, the cable wind rope is used for controlling the transformer not to contact the tower barrel, the transformer is slowly descended to a tower footing platform or the ground, and after maintenance or replacement, a new transformer is hoisted to the wind power generator cabin in the reverse order and is reinstalled. And after the installation is finished, the parts such as the cross beam, the guide pulley, the fixed pulley, the movable pulley, the steel wire rope and the like which are installed in the engine room are dismantled and hoisted to the tower footing platform by the engine room crane. And (5) installing a hanging opening at the bottom of the cabin cover, and cleaning the cabin. And (4) carrying the maintenance device and the replaced transformer away by using the operation and maintenance ship to finish maintenance work.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such modifications are intended to be included in the scope of the present invention.
Claims (6)
1. The utility model provides a wind generating set major component maintains device, installs at aerogenerator's fan frame which characterized in that: the wind power generation device comprises a cross beam, a movable pulley, a fixed pulley, a steel wire rope, a guide pulley and a winch, wherein the cross beam is arranged on a fan rack in an overlapping mode, the guide pulley and the fixed pulley are both arranged on the cross beam, one end of the steel wire rope is connected with the winch, the guide pulley, the fixed pulley and the movable pulley are all in wire rope winding connection, the cross beam is provided with a fixing piece, the other end of the steel wire rope is connected with the fixing piece, and the movable pulley is provided with a hook.
2. A wind turbine large component maintenance device according to claim 1, characterized in that: the beam, the movable pulley, the fixed pulley, wire rope, the quantity of leading pulley and hoist engine is two, two crossbeams are installed in the fan frame side by side, two fixed pulleys are installed respectively at two crossbeams, two leading pulleys are installed respectively at two crossbeams, two wire rope's one end is connected with two hoist engines respectively, two wire rope are respectively with two leading pulley solderings, two wire rope are respectively with two fixed pulley solderings, two wire rope are respectively with two movable pulley solderings, two wire rope's the other end is connected with the mounting respectively, two movable pulleys all are equipped with the couple that lifts the major part.
3. A wind turbine large component maintenance device according to claim 1, characterized in that: the fan rack comprises two connecting frames and two supporting frames, one ends of the two supporting frames are connected with two ends of one connecting frame respectively, the other ends of the two supporting frames are connected with two ends of the other connecting frame respectively, and the cross beam is erected above one connecting frame.
4. A wind turbine large component maintenance device according to claim 3, characterized in that: the supporting frame comprises an upper cross rod, a lower cross rod and a plurality of supporting rods, wherein one ends of the supporting rods are connected with the upper cross rod, and the other ends of the supporting rods are connected with the lower cross rod; two ends of one connecting frame are respectively connected with the two upper cross rods, and two ends of the other connecting frame are respectively connected with the two lower cross rods.
5. A wind turbine large component maintenance device according to claim 4, characterized in that: the number of the supporting rods of each supporting frame is six, two supporting rods of the six supporting rods are vertically arranged, and four supporting rods are obliquely arranged; the four obliquely arranged supporting rods are respectively distributed on two sides of the vertically arranged supporting rod in pairs.
6. A wind turbine large component maintenance device according to claim 3, characterized in that: the connecting frame comprises a plurality of cross rods and a plurality of vertical rods, two ends of the cross rods of one connecting frame are respectively connected with the two upper cross rods, and two ends of the cross rods of the other connecting frame are respectively connected with the two lower cross rods; the cross bar and the vertical bar are arranged vertically; the crossbeam is erected above the cross rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123276859.XU CN216894728U (en) | 2021-12-23 | 2021-12-23 | Device is maintained to wind generating set major possession |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123276859.XU CN216894728U (en) | 2021-12-23 | 2021-12-23 | Device is maintained to wind generating set major possession |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216894728U true CN216894728U (en) | 2022-07-05 |
Family
ID=82208037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123276859.XU Active CN216894728U (en) | 2021-12-23 | 2021-12-23 | Device is maintained to wind generating set major possession |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216894728U (en) |
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2021
- 2021-12-23 CN CN202123276859.XU patent/CN216894728U/en active Active
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