CN116177417B - Generator stator bar hoisting device - Google Patents
Generator stator bar hoisting device Download PDFInfo
- Publication number
- CN116177417B CN116177417B CN202310208428.4A CN202310208428A CN116177417B CN 116177417 B CN116177417 B CN 116177417B CN 202310208428 A CN202310208428 A CN 202310208428A CN 116177417 B CN116177417 B CN 116177417B
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- Prior art keywords
- rod
- fixed
- motor
- electric telescopic
- casing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/02—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with non-adjustable and non-inclinable jibs mounted solely for slewing movements
- B66C23/025—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with non-adjustable and non-inclinable jibs mounted solely for slewing movements with particular mounting for base of column
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/425—Gripping members engaging only the external or internal surfaces of the articles motor actuated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
- B66C13/14—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices to load-engaging elements or motors associated therewith
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention provides a generator stator bar hoisting device, belongs to the technical field of generators, and solves the problems that the hoisting efficiency of the existing hoisting device is low and splicing is inaccurate during splicing. This generator stator bar hoist device, including the counter weight seat, the counter weight seat is embedded to have motor one, and motor one's output axle head is fixed with the rotary rod, is fixed with the flat board on the rotary rod, is fixed with two motors two on the flat board, is provided with hoisting assembly on the motor two, is provided with the casing on the hoisting assembly, is fixed with motor three on the casing, is provided with adjusting part in the casing, and adjusting part is connected with the motor three phase, is provided with two dead levers one on the adjusting part, and fixed splint are gone up to the dead lever one, are fixed with electric telescopic handle one on the casing, are provided with positioner on the electric telescopic handle one. The invention has the advantages of improving the installation efficiency of the wire rod, and ensuring that the installation position of the wire rod cannot deviate even in the weather of strong wind.
Description
Technical Field
The invention belongs to the technical field of generators, and relates to a hoisting device, in particular to a hoisting device for a stator bar of a generator.
Background
The stator of the large-scale power station hydroelectric generating set is limited by transportation size, weight and the like, all parts such as a stator base, stator iron sheets, stator bars and the like are taken as goods, the stator is assembled into a whole on a construction site through a series of construction procedures, then the stator iron sheets are stacked in a pit, and the stator bars are embedded on the site after the stator magnetization test is qualified. The existing installation operation process is mostly manual installation construction, and a single stator bar is lifted into a stator core groove by two or more persons until the embedding of the bar is completed.
The manual lifting mode of the wire rod requires that the weight of the wire rod is lighter, the overall structure size is not easy to be overlong, and the weight is generally not more than 50kg. For the single stator bar weight of more than 50kg, if the single stator bar is embedded in a manual lifting mode, more lifting personnel are needed on one hand, and on the other hand, the stator bar embedding station is required to be quite spacious, but the structure of the common stator bar embedding station is quite compact, and the bar is high-precision equipment.
Through the search, for example, chinese patent literature discloses a hoisting device for stator bars of a large-scale hydraulic generator [ application number: 201821383306.X; publication No.: CN 208684271U ]. The lifting device is convenient to assemble, disassemble and operate, the coverage range meets the requirements, the safety is high, the safety risk that personnel lift the wire rod from the working face to the upper plane of the stator for collision and scratch is reduced, the requirements on a stator offline platform and a site are wide, the wire rod is light in weight and short in length are reduced, and the wire rod is combined to use to promote the wire rod to be embedded with safety coefficient and working efficiency.
The stator bar lifting device of the large-sized hydraulic generator disclosed in the patent, although the requirements on a stator offline platform and a site are reduced, the bar is light in weight and short in length, and the working efficiency is improved, the device can only lift once and can not alternately lift and mount the bar, and can not fix the joint when the bar is installed, if the bar is exposed to the weather with big wind, the problem of inaccurate bar splicing possibly occurs, and the bar splicing efficiency is affected.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a generator stator bar hoisting device, which aims to solve the technical problems that: how to realize improving the installation effectiveness of the wire rod, and can ensure that the installation position of the wire rod cannot deviate even in the weather of strong wind.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a generator stator bar hoist device, including the counter weight seat, the counter weight seat is embedded to have motor one, the output axle head of motor one is fixed with the rotary rod, be fixed with the flat board on the rotary rod, be fixed with two motors two on the flat board, be provided with hoisting assembly on the motor two, be provided with the casing on the hoisting assembly, be fixed with motor three on the casing, be provided with adjusting part in the casing, adjusting part is connected with the motor three phase, be provided with two dead levers one on the adjusting part, fixed splint on the dead lever one are fixed with electric telescopic handle one on the casing, be provided with positioner on the electric telescopic handle one.
The working principle of the invention is as follows: when the wire rod is required to be installed, the first motor drives the rotating rod to rotate, the second motor and the lifting assembly synchronously move along with the rotating rod, so that the lifting mechanism moves to a proper position, then the lifting assembly moves downwards, the positioning device is placed in the wire rod during movement, the wire rod continuously descends, after the wire rod descends to a certain position, the first motor drives the fixing rod and the clamping plate to clamp the wire rod, then the motor reversely rotates to move the lifted wire rod, the second motor at the other end of the flat plate also drives the lifting assembly to descend, the wire rod can be lifted alternately, the work efficiency is greatly improved, and when the wire rod is spliced, the wire rod is fixed through the positioning device to prevent the position of the wire rod from shifting.
The counterweight seat is provided with a sliding groove, a ball is arranged in the sliding groove in a sliding way, a connecting rod is fixed on the rotating rod and is in rotary connection with the ball, a supporting frame is fixed on the rotating rod, and the other end of the supporting frame is fixedly connected with the flat plate.
By adopting the structure, as the motor drives the rotating rod to rotate, when the lifting object is lifted above, the problem of deviation of the rotating rod possibly occurs, the rotating rod is fixed through the connecting rod, the rotating rod rotates and simultaneously can slide in the sliding groove through the ball, so that the rotating rod is guaranteed not to deviate when rotating, the supporting frame fixes the flat plate and the rotating rod together, and the problem that the flat plate cannot be fixed with the rotating rod due to the fact that the lifting wire rod is too heavy is prevented.
The hoisting assembly comprises a take-up reel, the take-up reel is fixedly connected with the output shaft end of the motor II, a steel wire rope is wound on the take-up reel, and the steel wire rope is fixedly connected with the shell.
By adopting the structure, when the wire rod is required to be hoisted, the second motor drives the take-up reel to rotate, and the wire rope is driven to wind up while the take-up reel rotates, so that the wire rod can be hoisted or put down.
The adjusting component comprises a bidirectional screw rod, the bidirectional screw rod is fixedly connected with the output shaft end of the motor III, two sleeves are connected to the bidirectional screw rod in a threaded mode, the sleeves are fixedly connected with the first fixing rod, a through groove is formed in the shell, and the first fixing rod is in sliding connection with the through groove.
By adopting the structure, when the wire rod is required to be lifted, the motor III drives the bidirectional screw rod to rotate, the sleeve is driven to move when the bidirectional screw rod rotates, the sleeve moves and drives the fixing rod I and the clamping plate to move, and after the wire rod is moved to a proper position, the motor III reverses, so that the clamping plate clamps the wire rod, and the wire rod can be lifted.
The positioning device comprises a fixing rod II, the fixing rod II is fixedly connected with the electric telescopic rod I, the electric telescopic rod II is fixed on the fixing rod II, a fixing plate is fixed on the electric telescopic rod II, and two limiting plates are fixed on the fixing plate.
By adopting the structure, the fixing rod and the electric telescopic rod II are firstly put into the wire rods, at the moment, the electric telescopic rod II is moved to the splicing position between the two wire rods through the electric telescopic rod I, after the proper position is adjusted, the electric telescopic rod II stretches outwards, and then the splicing position of the wire rods is fixed by driving the flat plate and the limiting plate through the electric telescopic rod II, so that the spliced wire rods are prevented from shifting.
A telescopic rod is fixed on the flat plate, and the other end of the telescopic rod is fixedly connected with the shell.
By adopting the structure, the shell is fixed by using the telescopic rod, so that the position of the shell is prevented from shifting when the wire rod is lifted.
Rubber pads are fixed on the two limiting plates.
By adopting the structure, the rubber pad arranged on the limiting plate can effectively prevent the limiting plate from damaging the wire rod when the limiting plate is fixed.
The clamping plate is of a semicircular arc structure.
By adopting the structure, the clamping plate adopts a semicircular arc structure, so that the clamping effect of the wire rod is better when the wire rod is lifted.
Compared with the prior art, the generator stator bar lifting device has the following advantages:
1. when the wire rod is required to be installed, the first motor drives the rotating rod to rotate, the second motor and the lifting assembly synchronously move along with the rotating rod, so that the lifting mechanism moves to a proper position, then the lifting assembly moves downwards, the positioning device is placed in the wire rod during movement, the wire rod continuously descends, after the wire rod descends to a certain position, the first motor drives the fixing rod and the clamping plate to clamp the wire rod, then the motor reversely rotates to move the lifted wire rod, the second motor at the other end of the flat plate also drives the lifting assembly to descend, the wire rod can be lifted alternately, the work efficiency is greatly improved, and when the wire rod is spliced, the wire rod is fixed through the positioning device to prevent the position of the wire rod from shifting.
2. Because the motor one drives the rotary rod and rotates, when the top hangs the thing, the problem of the emergence skew of rotary rod probably appears, fix the rotary rod through the connecting rod this moment, the connecting rod also can slide in the spout through the ball when the rotary rod rotates to this guarantees that the rotary rod can not take place the skew when rotating, and the support frame is together fixed dull and stereotyped and rotary rod, prevents that the dull and stereotyped problem that can't be fixed with the rotary rod because the line stick of hoist and mount is too heavy.
3. When the wire rod is required to be hoisted, the second motor drives the take-up reel to rotate, and the wire rope is driven to wind up while the take-up reel rotates, so that the wire rod can be hoisted or put down.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a cross-sectional view of the housing of the present invention.
Fig. 3 is a schematic diagram of the structure at a in fig. 1.
Fig. 4 is a schematic structural view of the splint according to the present invention.
Fig. 5 is a top view of a second fixing lever according to the present invention.
Fig. 6 is a side view of a second fixing lever according to the present invention.
In the figure, 1, a counterweight seat; 2. a first motor; 3. a rotating rod; 4. a flat plate; 5. a second motor; 6. a housing; 7. a third motor; 8. a first fixed rod; 9. a clamping plate; 10. an electric telescopic rod I; 11. a ball; 12. a connecting rod; 13. a two-way screw rod; 14. a sleeve; 15. a second fixing rod; 16. an electric telescopic rod; 17. a telescopic rod; 18. a rubber pad; 19. a through groove; 20. a support frame; 21. a take-up reel; 22. a wire rope; 23. a fixing plate; 24. and a limiting plate.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, the lifting device for the stator bar of the generator comprises a counterweight seat 1, a motor I2 is embedded in the counterweight seat 1, a rotating rod 3 is fixed at the output shaft end of the motor I2, a flat plate 4 is fixed on the rotating rod 3, two motors II 5 are fixed on the flat plate 4, lifting components are arranged on the motors II 5, a shell 6 is arranged on the lifting components, a motor III 7 is fixed on the shell 6, an adjusting component is arranged in the shell 6 and connected with the motor III 7, two fixing rods I8 are arranged on the adjusting component, a clamping plate 9 is fixed on the fixing rods I8, an electric telescopic rod I10 is fixed on the shell 6, and a positioning device is arranged on the electric telescopic rod I10.
When the wire rod is required to be installed, the first motor 2 drives the rotating rod 3 to rotate, the rotating rod 3 rotates and drives the flat plate 4 to synchronously rotate, the second motor 5 and the lifting assembly synchronously move along with the rotation of the flat plate 4, so that the lifting mechanism moves to a proper position, then the shell 6 moves downwards through the lifting assembly, the positioning device is placed into the wire rod while moving, the wire rod continuously descends, after the wire rod descends to a certain position, the first fixing rod 8 and the clamping plate 9 are driven by the adjusting mechanism, then the first motor 2 reversely rotates to move the lifted wire rod, the second motor 5 at the other end of the flat plate 4 also drives the lifting assembly to descend, so that the wire rod can be lifted alternately, the working efficiency is greatly improved, when the wire rod is spliced, the wire rod is fixed through the positioning device, and the position of the wire rod is prevented from shifting.
The counterweight seat 1 is provided with a sliding groove, a ball 11 is slid in the sliding groove, a connecting rod 12 is fixed on the rotating rod 3, the connecting rod 12 is rotationally connected with the ball 11, a supporting frame 20 is fixed on the rotating rod 3, and the other end of the supporting frame 20 is fixedly connected with the flat plate 4.
Because motor one 2 drives rotary rod 3 and rotates, when the top hangs the thing, the problem of the emergence skew of rotary rod 3 probably appears, fix rotary rod 3 through connecting rod 12 this moment, the connecting rod 12 also can slide in the spout through ball 11 when rotary rod 3 rotates to guarantee that rotary rod 3 can not take place the skew in the pivoted, and support frame 20 is together fixed dull and stereotyped 4 with rotary rod 3, prevent dull and stereotyped 4 because the too heavy problem that leads to dull and stereotyped 4 and rotary rod 3 to be unable to fix of wire rod of hoist and mount.
The hoisting assembly comprises a take-up reel 21, the take-up reel 21 is fixedly connected with the output shaft end of the second motor 5, a steel wire rope 22 is wound on the take-up reel 21, and the steel wire rope 22 is fixedly connected with the shell 6.
When the wire rod is required to be hoisted, the second motor 5 drives the take-up reel 21 to rotate, and the wire rope 22 is driven to wind while the take-up reel 21 rotates, so that the wire rod can be hoisted or put down.
The adjusting component comprises a bidirectional screw rod 13, the bidirectional screw rod 13 is fixedly connected with the output shaft end of the motor III 7, two sleeves 14 are connected to the bidirectional screw rod 13 in a threaded mode, the sleeves 14 are fixedly connected with the first fixing rod 8, the housing 6 is provided with a through groove 19, and the first fixing rod 8 is in sliding connection with the through groove 19.
When the wire rod is required to be lifted, the motor III 7 drives the bidirectional screw rod 13 to rotate, the sleeve 14 is driven to move while the bidirectional screw rod 13 rotates, the sleeve 14 is driven to move while the fixed rod I8 and the clamping plate 9 are driven to move, and after the wire rod is moved to a proper position, the motor III 7 is reversed, so that the clamping plate 9 clamps the wire rod, and the wire rod can be lifted.
The positioning device comprises a second fixing rod 15, the second fixing rod 15 is fixedly connected with the first electric telescopic rod 10, a second electric telescopic rod 16 is fixed on the second fixing rod 15, a fixing plate 23 is fixed on the second electric telescopic rod 16, and two limiting plates 24 are fixed on the fixing plate 23.
Firstly, the fixing rod II 15 and the electric telescopic rod II 16 are placed into the bars, at the moment, the electric telescopic rod II 16 is moved to the splicing position between the two bars through the electric telescopic rod I10, after the proper position is adjusted, the electric telescopic rod II 16 stretches outwards, and then the electric telescopic rod II 16 drives the fixing plate 23 and the limiting plate 24 to fix the splicing position of the bars, so that the spliced bars are prevented from shifting.
The flat plate 4 is fixedly provided with a telescopic rod 17, and the other end of the telescopic rod 17 is fixedly connected with the shell 6.
By fixing the housing 6 using the telescopic rod 17, the housing 6 is prevented from being displaced when the wire rod is lifted.
A rubber pad 18 is fixed on both limiting plates 24.
The rubber pad 18 arranged on the limiting plate 24 can effectively prevent the limiting plate 24 from damaging the wire rod in the fixing process.
The clamping plate 9 has a semicircular arc structure.
The clamping plate 9 adopts a semicircular arc structure, so that the clamping effect of the wire rod is better when the wire rod is lifted.
The working principle of the invention is as follows: when needs coil bar are installed, at first drive rotary rod 3 through motor one 2 and rotate, drive dull and stereotyped 4 and rotate in step when rotary rod 3 rotates, drive motor two 5 and rotate in step when dull and stereotyped 4, then drive take-up reel 21 and rotate through motor two 5, thereby make the coil bar can lift or put down casing 6, in the coil bar with dead lever two 15 and electric telescopic handle two put 16 in when casing 6 descends, at this moment drive bi-directional lead screw 13 through motor three 7 and rotate, drive sleeve 14 and remove when bi-directional lead screw 13 rotates, drive dead lever one 8 and splint 9 and remove when sleeve 14 moves, after moving suitable position, motor three 7 is reversed, make splint 9 press from both sides the coil bar, thereby make the coil bar can hoist, then reverse at motor one 2 and remove the coil bar that will hoist, after moving suitable position, splice the coil bar, be located flat board 4 hoist and mount motor two 5 and put 16 in the coil bar, at this moment also can take-up the place the electric telescopic handle two, can take-up plate two is moved to the two and take-up reel two, the electric telescopic handle is realized at the position of motor two 5, can be adjusted the two is good, and the flexible plate is realized at the position is 16 is moved to the electric telescopic handle, and is realized, and two is adjusted to the flexible plate is 16 is good, and is moved at the position is good, and is 16 is adjusted to the flexible to take-up position is fixed to the flexible plate is at the position.
In conclusion, through the cooperation of hoist and mount subassembly, adjusting part and positioner, improve the installation effectiveness of wire rod to the position that the wire rod was installed can not take place the skew function in the weather that runs into strong wind also can be guaranteed.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (4)
1. The utility model provides a generator stator bar hoist device, includes counter weight seat (1), its characterized in that, counter weight seat (1) is embedded to have motor one (2), the output axle head of motor one (2) is fixed with rotary rod (3), be fixed with flat board (4) on rotary rod (3), be fixed with two motor two (5) on flat board (4), be provided with hoisting assembly on motor two (5), be provided with casing (6) on the hoisting assembly, be fixed with motor three (7) on casing (6), be provided with adjusting part in casing (6), adjusting part with motor three (7) are connected, be provided with two dead levers one (8) on the adjusting part, dead lever one (8) go up fixed splint (9), be fixed with electric telescopic handle one (10) on casing (6), be provided with positioner on electric telescopic handle one (10), positioner includes dead lever two (15), dead lever two (15) with electric telescopic handle one (10) are connected with motor three (7), two (16) are fixed plates (23) on electric telescopic handle one (16), two fixed plates (23), two rubber pads (18) are fixed on limiting plates (24), the hoisting assembly comprises a take-up reel (21), the take-up reel (21) is fixedly connected with the output shaft end of a motor II (5), a steel wire rope (22) is wound on the take-up reel (21), the steel wire rope (22) is fixedly connected with a shell (6), the adjusting assembly comprises a bidirectional screw rod (13), the bidirectional screw rod (13) is fixedly connected with the output shaft end of a motor III (7), two sleeves (14) are connected to the bidirectional screw rod (13) in a threaded mode, the sleeves (14) are fixedly connected with a fixing rod I (8), a through groove (19) is formed in the shell (6), and the fixing rod I (8) is in sliding connection with the through groove (19).
2. The generator stator bar lifting device according to claim 1, wherein a sliding groove is formed in the counterweight base (1), a ball (11) slides in the sliding groove, a connecting rod (12) is fixed on the rotating rod (3), the connecting rod (12) is rotatably connected with the ball (11), a supporting frame (20) is fixed on the rotating rod (3), and the other end of the supporting frame (20) is fixedly connected with the flat plate (4).
3. The generator stator bar lifting device according to claim 1, wherein a telescopic rod (17) is fixed on the flat plate (4), and the other end of the telescopic rod (17) is fixedly connected with the shell (6).
4. Generator stator bar lifting device according to claim 1, characterized in that the clamping plates (9) are of semi-circular arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310208428.4A CN116177417B (en) | 2023-03-07 | 2023-03-07 | Generator stator bar hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310208428.4A CN116177417B (en) | 2023-03-07 | 2023-03-07 | Generator stator bar hoisting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116177417A CN116177417A (en) | 2023-05-30 |
| CN116177417B true CN116177417B (en) | 2023-10-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310208428.4A Active CN116177417B (en) | 2023-03-07 | 2023-03-07 | Generator stator bar hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116177417B (en) |
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| CN113894716A (en) * | 2021-09-01 | 2022-01-07 | 中交二航局第一工程有限公司 | Telescopic clamp for pipeline installation and use method thereof |
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| CN218320344U (en) * | 2022-10-10 | 2023-01-17 | 中建安装集团有限公司 | Steel construction stand hoist and mount construction alignment device |
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