CN214527635U - Hoisting tool for annular blank of wind power bearing - Google Patents
Hoisting tool for annular blank of wind power bearing Download PDFInfo
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- CN214527635U CN214527635U CN202120403147.0U CN202120403147U CN214527635U CN 214527635 U CN214527635 U CN 214527635U CN 202120403147 U CN202120403147 U CN 202120403147U CN 214527635 U CN214527635 U CN 214527635U
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- driving gear
- transmission box
- bearing
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- annular blank
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Abstract
The utility model discloses a hoisting tool for wind power bearing annular blanks, which comprises a transmission box body which is positioned at the central position and has a triangular structure, wherein the transmission box body is internally provided with a driving gear, the upper end of the driving gear is connected with a driving shaft, the driving shaft is arranged at the upper cover of the transmission box body through a bearing, the driving gear is a bevel gear, the axis of the driving gear is mutually vertical to the horizontal ground, three driven gears which are meshed with the driving gear are arranged inside the transmission box body, the driven gears are bevel gears, the three driven gears are uniformly distributed around the central axis of the driving gear, screw rods are arranged on the driven gears, and the screw rods pass through the transmission box body to extend outwards, the utility model has the advantages of simple design and convenient use, only the driving shaft needs to be rotated when in work, and the clamp arms are moved to the appointed position through the transmission effect of the gears, thereby clamp and hoist cyclic annular blank, have easy operation, the high advantage of security.
Description
Technical Field
The utility model belongs to the technical field of lifting device, concretely relates to lifting device for cyclic annular blank of wind-powered electricity generation bearing.
Background
The wind power bearing is one of the most critical and important moving parts in the wind driven generator, and whether the wind driven generator can safely operate for 20 years or not mainly depends on the reliability and the service life of the bearing. At present, wind power supporting bearings mainly depend on import, and the development of wind power industry in China is severely restricted. The bearing for the wind driven generator can be roughly divided into 3 types, namely a yaw bearing, a pitch bearing and a transmission system bearing. Due to the particularity of the working environment, the size of the bearing is larger than that of a bearing used in general industry, and the machining process is different. At present, a bearing for aerogenerator is in the course of working, mainly including processes such as forging, heat treatment, machining of cyclic annular blank, because after cyclic annular blank forges, the surface of work piece does not have the processing screw hole, generally can adopt fork truck to carry the work piece to appointed position, also can adopt the driving to carry out the handling, but at the in-process of using the driving handling, because the hoist adopts the chain, can cause the shortcoming of hoist and mount process danger coefficient increase, the degree of difficulty that has increased hoist and mount, also prolonged the time of hoist and mount cost, waste time and energy.
The application number 201320016127.7 discloses a novel lifting appliance, which comprises a lifting piece and a bearing piece, wherein the lifting piece comprises a lifting ring, a fixed disc and three lifting arms, the lifting ring is fixedly arranged on the upper surface of the fixed disc, one end of each lifting arm is fixedly connected to the lower surface of the fixed disc, and the lifting arms are provided with a plurality of lifting holes; the bearing part comprises a clamping arm and a bearing plate, one end of the clamping arm is vertically and fixedly arranged on the bearing plate, and the other end of the clamping arm is provided with a connecting hole matched with the size of the lifting hole; the lifting piece and the bearing piece are connected by connecting the lifting hole and the connecting hole through matched connecting pieces. Although the chain has been replaced to above-mentioned patent and annular blank is hoisted, at the during operation, need change the mounted position of arm lock according to the annular blank of different sizes, the operation is complicated, is difficult to improve the efficiency of work.
Disclosure of Invention
The utility model provides a solve above-mentioned technical problem, provide a lifting device for cyclic annular blank of wind-powered electricity generation bearing, its structural design is simple reasonable, it is convenient to use, only needs to rotate the drive shaft at the during operation, removes the arm lock to appointed position through the transmission effect of gear to press from both sides tightly and hoist cyclic annular blank, have easy operation, the high advantage of security.
The utility model adopts the technical proposal that: a hoisting tool for a wind power bearing annular blank comprises a transmission box body which is positioned at the center and is in a triangular structure, a driving gear is arranged in the transmission box body, the upper end of the driving gear is connected with a driving shaft, the driving shaft is arranged at the upper cover of the transmission box body through a bearing, the driving gear is a bevel gear, the axis of the driving gear is perpendicular to the horizontal ground, three driven gears which are engaged with the driving gear are arranged in the transmission box body, the driven gears are bevel gears, the three driven gears are uniformly distributed around the central axis of the driving gear, screw rods are arranged on the driven gears, the screw rods penetrate through the transmission box body and extend outwards, and the screw rod is externally connected with a threaded sleeve in a threaded manner, a guide device convenient for the threaded sleeve to horizontally move is arranged above the threaded sleeve, and a bearing device convenient for clamping the annular blank is arranged below the threaded sleeve.
The guide device comprises a guide rod which is arranged on the outer side wall of the transmission box body and is parallel to the axis of the screw rod, a sliding block is connected to the outer diameter of the guide rod in a sliding mode, the lower end of the sliding block is fixedly arranged on the screw sleeve, and a limiting block is fixedly arranged on the position, close to the end, of the guide rod.
The bearing device comprises a clamping arm arranged at the tail end position outside the screw sleeve, the lower end of the clamping arm is fixedly connected with a horizontally arranged bearing plate, and a reinforcing plate for reinforcing the bearing plate is arranged on the inner side of the clamping arm.
Three lubricating oil holes are formed in the upper cover above the transmission box body, and each lubricating oil hole is formed above the position where the driving gear and the driven gear are meshed with each other.
And a hanging ring is fixedly arranged at the top of the upper cover of the transmission box body.
When the hoisting tool for the annular blank of the wind power bearing is used, the annular blank to be hoisted is horizontally placed on the bottom surface, and the bottom of the blank is provided with a cushion block, so that a gap which is convenient for the bearing plate to extend into is formed between the blank and the ground, a spanner is adopted to rotate a driving shaft, the driven gear is driven to rotate by the driving gear, the screw rod is driven to rotate by the rotation of the driven gear, so that the threaded sleeve moves horizontally and outwards along the axial direction of the screw rod, when the three bearing plates are positioned outside the annular blank, at the moment, the spanner is rotated in the opposite direction, the three bearing plates gradually move to the bottom of the annular blank, when the reinforcing plate is contacted with the outer wall of the blank, the spanner is stopped rotating and is connected with the hanging ring through the crane hook to hoist the blank, after the lifting tool is lifted to a specified position, the lifting tool is separated from the blank by rotating the driving shaft, and the whole lifting process is completed.
The transmission box is characterized in that a driving gear is arranged in the transmission box, the upper end of the driving gear is connected with a driving shaft, the driving shaft is arranged at the upper cover of the transmission box through a bearing, the driving gear is a bevel gear, the axis of the driving gear is perpendicular to the horizontal ground, three driven gears meshed with the driving gear are arranged in the transmission box, the driven gears are bevel gears, and the three driven gears are uniformly distributed around the central axis of the driving gear; the purpose of this is: through the rotation driving shaft for the driving gear rotates, and the driving gear drives the driven gear who meshes with it again rotatory, thereby reaches the purpose that makes the carrier position remove, has the advantage that work efficiency is high, the security is high.
A guide device convenient for the horizontal movement of the screw sleeve is arranged above the screw sleeve; the purpose of this is: the screw sleeve can be ensured not to rotate in the moving process, the horizontal expansion or contraction of the bearing device is facilitated, and the working precision is high.
The utility model has the advantages that:
the utility model relates to a simple structure, it is convenient to use, only need rotate the drive shaft at the during operation, and the transmission effect through the gear removes the arm lock to appointed position to press from both sides tightly and hoist cyclic annular blank, have easy operation, high advantage of security.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention.
The labels in the figure are: 1. a transmission case body; 2. a screw; 3. a threaded sleeve; 4. a carrier plate; 5. a reinforcing plate; 6. clamping arms; 7. a guide bar; 8. a limiting block; 9. a slider; 10. a driving gear; 11. a drive shaft; 12. a hoisting ring; 13. an upper cover; 14. a driven gear; 15. a lubricating oil hole; 16. a blank.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in the figure, the hoisting tool for the annular blank 16 of the wind power bearing comprises a transmission case body 1 which is positioned at the central position and has a triangular structure, a driving gear 10 is arranged at the inner position of the transmission case body 1, the upper end of the driving gear 10 is connected with a driving shaft 11, the driving shaft 11 is arranged at the upper cover 13 of the transmission case body 1 through a bearing, the driving gear 10 is a bevel gear, the axis of the driving gear 10 is perpendicular to the horizontal ground, three driven gears 14 which are meshed with the driving gear 10 are arranged inside the transmission case body 1, the driven gears 14 are bevel gears, the three driven gears 14 are uniformly distributed around the central axis of the driving gear 10, a screw rod 2 is arranged on the driven gear 14, the screw rod 2 penetrates through the transmission case body 1 to extend outwards, a threaded sleeve 3 is connected to the outer part of the screw rod 2 in a threaded manner, a guide device which is convenient for the horizontal movement of the threaded sleeve 3 is arranged above the threaded sleeve 3, a bearing device which is convenient for clamping the annular blank 16 is arranged below the screw sleeve 3.
The guiding device comprises a guiding rod 7 which is arranged on the outer side wall of the transmission box body 1 and is parallel to the axis of the screw rod 2, a sliding block 9 is connected to the outer diameter of the guiding rod 7 in a sliding mode, the lower end of the sliding block 9 is fixedly arranged on the screw sleeve 3, a limiting block 8 is fixedly arranged on the position, close to the end, of the guiding rod 7, the limiting block 8 is used for placing the screw sleeve 3 to be separated from the screw rod 2, the guiding device can play a role in guiding the movement of the screw sleeve 3, the screw sleeve 3 is prevented from rotating, the bearing device is prevented from rotating, and the reliability and safety of work are improved.
The bearing device comprises a clamping arm 6 arranged at the tail end position outside the screw sleeve 3, the lower end of the clamping arm 6 is fixedly connected with a horizontally arranged bearing plate 4, and a reinforcing plate 5 for reinforcing the bearing plate 4 is arranged on the inner side of the clamping arm 6.
Three lubricating oil holes 15 have been seted up to upper cover 13 department of transmission case 1 top, and every lubricating oil hole 15 is all seted up in driving gear 10 and driven gear 14 intermeshing's position top for add lubricating oil between to intermeshing driving gear 10 and driven gear 14, reduce frictional resistance each other, can reach the purpose of saving time, laborsaving when rotatory drive shaft 11.
And a hanging ring 12 is fixedly arranged at the top of an upper cover 13 of the transmission case body 1.
When the hoisting tool for the annular blank 16 of the wind power bearing is used, the annular blank 16 to be hoisted is horizontally placed on the bottom surface, the bottom of the blank 16 is provided with the cushion blocks, a gap which is convenient for the loading plates 4 to extend into is formed between the blank 16 and the ground, the driving shaft 11 is rotated by a wrench, the driving gear 10 drives the driven gear 14 to rotate, the screw 2 is driven by the rotation of the driven gear 14 to rotate, so that the screw sleeve 3 horizontally moves outwards along the axial direction of the screw 2, when the three loading plates 4 are positioned on the outer sides of the annular blank 16, the wrench is rotated in opposite directions, the three loading plates 4 gradually move to the bottom of the annular blank 16, when the reinforcing plate 5 is in contact with the outer wall of the blank 16, the wrench is stopped to rotate, the loading plates are connected to the hoisting ring 12 through a crane lifting hook, the blank 16 is hoisted, after being hoisted to a designated position, the spreader is separated from the blank 16 by rotating the drive shaft 11, completing the entire lifting process.
Claims (5)
1. The utility model provides a lifting device for cyclic annular blank of wind-powered electricity generation bearing which characterized in that: including being located central point and putting, the appearance is the transmission box of triangle-shaped structure, the internal position of transmission box is equipped with a driving gear, the driving gear upper end is connected with the drive shaft, the upper cover department at the transmission box is installed through the bearing to the drive shaft, the driving gear is bevel gear, the axis and the level ground mutually perpendicular of driving gear set up, be equipped with the three driven gear with driving gear engaged with inside the transmission box, driven gear is bevel gear, three driven gear is evenly distributed around the central axis of driving gear, install the screw rod on the driven gear, the screw rod passes the transmission box and outwards extends, and the outside threaded connection of screw rod has the swivel nut, the top of swivel nut is equipped with the guider of the swivel nut horizontal migration of being convenient for, the below of swivel nut is equipped with and is convenient for carry out the tight device that bears to cyclic annular blank.
2. The hoisting tool for the annular blank of the wind power bearing as set forth in claim 1, wherein: the guide device comprises a guide rod which is arranged on the outer side wall of the transmission box body and is parallel to the axis of the screw rod, a sliding block is connected to the outer diameter of the guide rod in a sliding mode, the lower end of the sliding block is fixedly arranged on the screw sleeve, and a limiting block is fixedly arranged on the position, close to the end, of the guide rod.
3. The hoisting tool for the annular blank of the wind power bearing as set forth in claim 1, wherein: the bearing device comprises a clamping arm arranged at the tail end position outside the screw sleeve, the lower end of the clamping arm is fixedly connected with a horizontally arranged bearing plate, and a reinforcing plate for reinforcing the bearing plate is arranged on the inner side of the clamping arm.
4. The hoisting tool for the annular blank of the wind power bearing as set forth in claim 1, wherein: three lubricating oil holes are formed in the upper cover above the transmission box body, and each lubricating oil hole is formed above the position where the driving gear is meshed with the driven gear.
5. The hoisting tool for the annular blank of the wind power bearing as set forth in claim 1, wherein: the top of the upper cover of the transmission box body is fixedly provided with a lifting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120403147.0U CN214527635U (en) | 2021-02-24 | 2021-02-24 | Hoisting tool for annular blank of wind power bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120403147.0U CN214527635U (en) | 2021-02-24 | 2021-02-24 | Hoisting tool for annular blank of wind power bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214527635U true CN214527635U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120403147.0U Active CN214527635U (en) | 2021-02-24 | 2021-02-24 | Hoisting tool for annular blank of wind power bearing |
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| CN (1) | CN214527635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117125629A (en) * | 2023-10-26 | 2023-11-28 | 山西速鑫物流有限公司 | Logistics transportation loading lifting device |
| CN118345354A (en) * | 2024-06-18 | 2024-07-16 | 山东兴丰新能源科技有限公司 | Arc striking oxidation preventing device for furnace inner plate |
-
2021
- 2021-02-24 CN CN202120403147.0U patent/CN214527635U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117125629A (en) * | 2023-10-26 | 2023-11-28 | 山西速鑫物流有限公司 | Logistics transportation loading lifting device |
| CN118345354A (en) * | 2024-06-18 | 2024-07-16 | 山东兴丰新能源科技有限公司 | Arc striking oxidation preventing device for furnace inner plate |
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