CN220890395U

CN220890395U - Hydraulic locking device for impeller of wind generating set

Info

Publication number: CN220890395U
Application number: CN202322822367.9U
Authority: CN
Inventors: 刘泽新; 刘明; 杨旭宁; 胡达洲; 王立峰; 覃婵
Original assignee: Guangxi Minhai Energy Co ltd
Current assignee: Guangxi Minhai Energy Co ltd
Priority date: 2023-10-20
Filing date: 2023-10-20
Publication date: 2024-05-03
Anticipated expiration: 2033-10-20

Abstract

The utility model discloses a hydraulic locking device for an impeller of a wind generating set, and relates to the technical field of hydraulic locking devices. The hydraulic locking device of the impeller of the wind generating set comprises: the engine room, the inside rotation of engine room is connected with the bull stick, the outside fixedly connected with gear of bull stick, the inside fixedly connected with mounting panel of engine room, the inside and the bull stick of mounting panel rotate to be connected, the top fixedly connected with roof of mounting panel, the roof is the lid form, the gear sets up in the below of roof, one side of roof is provided with cylinder and quantity and sets up to two, two cylinder piston rod direction of motion is towards one side of gear. After the cylinder is started, the gear which synchronously rotates along with the impeller is limited and locked, and after the toothed plate under the gear moves upwards, the gear can be further locked secondarily, so that the stability of locking the impeller is improved.

Description

Hydraulic locking device for impeller of wind generating set

Technical Field

The utility model relates to the technical field of hydraulic locking devices, in particular to a hydraulic locking device for an impeller of a wind generating set.

Background

The wind generating set is clean energy equipment for converting wind energy into electric energy. When the impeller is assembled or when various devices comprising the impeller are maintained, maintenance personnel enter the impeller, and then the impeller must be locked so as not to rotate, thereby ensuring the life safety of the personnel.

At present, the existing impeller locking device directly locks the impeller by relying on manpower, and most of the existing impeller locking device is in a single locking mode, but in a complex and long maintenance process, the single locking mode cannot effectively ensure that the impeller is locked in place, so that the possibility of accidents is increased, and potential safety hazards exist.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the hydraulic locking device for the impeller of the wind generating set, which solves the problem of lower safety coefficient caused by a single locking mode.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

The utility model provides a hydraulic locking device for an impeller of a wind generating set, which comprises the following components:

The engine room, the inside rotation of engine room is connected with the bull stick, the outside fixedly connected with gear of bull stick, the inside fixedly connected with mounting panel in engine room, the inside and the bull stick of mounting panel rotate to be connected, the top fixedly connected with roof of mounting panel, the roof is the lid form, the gear sets up in the below of roof, one side of roof is provided with cylinder and quantity and sets up to two, two cylinder piston rod direction of motion is towards one side of gear, be provided with the pinion under the gear, the both sides of pinion all are provided with the motor, motor drive pinion upward movement.

Preferably, the inside fixedly connected with pole setting of cabin, the top fixedly connected with backup pad of pole setting, the motor sets up at the top of backup pad, the output of motor is provided with the screw rod, the outside threaded connection of screw rod has the side piece, the quantity of side piece sets up to two and respectively with the both ends fixed connection of pinion rack.

Preferably, one side of the cabin is provided with a front handle, an impeller is arranged on the outer side of the front handle, the front handle is fixedly connected with a rotating rod in the cabin, and a supporting rod is fixedly connected with the bottom of the cabin.

Preferably, the outside fixedly connected with runner of bull stick, the locking groove has been seted up to one side of runner.

Preferably, the inside fixedly connected with installation handle in cabin, the inside and the bull stick rotation of installation handle are connected, the top fixedly connected with kicking block of installation handle, the inside sliding connection of kicking block has the locking lever that the cooperation locking groove used, one side fixedly connected with stopper of locking lever, the outside fixedly connected with driving lever of locking lever, the outside and kicking block sliding connection of driving lever.

Preferably, the outside fixedly connected with elastic coupling of bull stick, elastic coupling sets up the one end that the bull stick kept away from the runner, the inside in cabin is provided with hydraulic power ware.

(III) beneficial effects

Compared with the prior art, the utility model provides the hydraulic locking device for the impeller of the wind generating set, which has at least the following beneficial effects:

(1) According to the hydraulic locking device for the impeller of the wind generating set, after the cylinder is started, the gear which synchronously rotates along with the impeller is limited and locked, after the toothed plate right below the gear moves upwards, the gear can be further locked secondarily, and the stability of locking the impeller is improved.

(2) According to the hydraulic locking device for the impeller of the wind generating set, after the rotating rod pauses to rotate, the deflector rod can be poked. The driving lever drives the locking lever at the bottom to slide to one side of the rotating wheel, one end of the locking lever is installed in the locking groove at one side of the rotating wheel, and the rotating wheel is locked and synchronously locks the rotating rod, so that the impeller is limited and locked, and the safety of multiple locking is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the nacelle of the present utility model;

FIG. 3 is a schematic view of the structure of the turning bar and wheel of the present utility model;

fig. 4 is a schematic view of the structure of the gear and toothed plate of the present utility model.

In the figure: 1. a nacelle; 2. a support rod; 3. a front handle; 4. an impeller; 5. a rotating rod; 6. a gear; 7. a mounting plate; 8. a top plate; 9. a cylinder; 10. a toothed plate; 11. a side block; 12. a vertical rod; 13. a support plate; 14. a motor; 15. a rotating wheel; 16. a locking groove; 17. a mounting handle; 18. a top block; 19. a locking lever; 20. a limiting block; 21. a deflector rod; 22. an elastic coupling; 23. a hydraulic power unit; 24. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a hydraulic locking device for an impeller of a wind generating set, comprising:

The engine room 1, the inside rotation of engine room 1 is connected with bull stick 5, the outside fixedly connected with gear 6 of bull stick 5, the inside fixedly connected with mounting panel 7 of engine room 1, the inside of mounting panel 7 rotates with bull stick 5 to be connected, the top fixedly connected with roof 8 of mounting panel 7, roof 8 is the lid form, gear 6 sets up in the below of roof 8, one side of roof 8 is provided with cylinder 9 and the quantity sets up to two, two cylinder 9 piston rod direction of motion towards one side of gear 6, be provided with pinion rack 10 under the gear 6, the both sides of pinion rack 10 all are provided with motor 14, motor 14 drive pinion rack 10 upward movement; the bull stick 5 drives gear 6 and rotates in the inside of cabin 1, and the roof 8 of mounting panel 7 top installation can carry out spacing locking to gear 6 through the cylinder 9 of one side, and after the cylinder 9 starts, the cylinder 9 piston rod moves towards the direction of gear 6, and after spacing gear 6, can start motor 14, make motor 14 drive pinion rack 10 up move the back with the outside insection looks joint of gear 6, further improved stability when locking impeller 4.

As shown in fig. 1-4, an embodiment of the present utility model provides an implementation manner, based on the above implementation manner, an upright rod 12 is fixedly connected to the interior of a nacelle 1, a supporting plate 13 is fixedly connected to the top of the upright rod 12, a motor 14 is disposed at the top of the supporting plate 13, a screw 24 is disposed at the output end of the motor 14, side blocks 11 are screwed on the outer side of the screw 24, and the number of the side blocks 11 is two and is fixedly connected to two ends of a toothed plate 10 respectively. According to the analysis of the structure, the motor 14 is arranged at the top of the supporting plate 13, the supporting plate 13 is fixedly supported by the two vertical rods 12, after the motor 14 is started, the screw 24 at the output end of the motor 14 drives the side block 11 to lift, and the side block 11 drives the toothed plate 10 at one side to lift, so that the gear 6 is conveniently limited.

As shown in fig. 1-4, the embodiment of the present utility model provides an implementation manner, based on the above implementation manner, a front handle 3 is provided on one side of the nacelle 1, an impeller 4 is provided on the outer side of the front handle 3, the front handle 3 is fixedly connected with a rotating rod 5 inside the nacelle 1, and a supporting rod 2 is fixedly connected with the bottom of the nacelle 1. As can be seen from analyzing the above structure, the three impellers 4 are respectively mounted on the outer sides of the front handle 3, when there is wind outside, the impellers 4 drive the rotating rod 5 inside the nacelle 1 to rotate through the front handle 3, and the supporting rod 2 is located at the bottom of the nacelle 1 to support the nacelle 1.

As shown in fig. 1-4, an embodiment of the present utility model provides an implementation manner, based on the above implementation manner, a rotating wheel 15 is fixedly connected to the outer side of the rotating rod 5, and a locking groove 16 is formed on one side of the rotating wheel 15. According to the analysis of the structure, the rotating wheel 15 is arranged on the outer side of the rotating rod 5 and synchronously rotates with the rotating rod 5, and the locking groove 16 is formed on one side of the rotating wheel 15, so that the locking rod 19 can be matched for use later.

As shown in fig. 1-4, an embodiment of the present utility model provides an implementation manner, based on the above implementation manner, an installation handle 17 is fixedly connected to the interior of a nacelle 1, the interior of the installation handle 17 is rotatably connected to a rotating rod 5, a top block 18 is fixedly connected to the top of the installation handle 17, a locking rod 19 matched with a locking groove 16 for use is slidably connected to the interior of the top block 18, a limiting block 20 is fixedly connected to one side of the locking rod 19, a driving lever 21 is fixedly connected to the outer side of the locking rod 19, and the outer side of the driving lever 21 is slidably connected to the top block 18. As can be seen from analyzing the above structure, the top block 18 is mounted above the mounting handle 17, the locking lever 19 matched with the locking groove 16 is mounted inside the top block 18, when the rotating wheel 15 outside the rotating rod 5 stops rotating, the driving lever 21 outside the locking lever 19 can be driven, so that the locking lever 19 slides inside the top block 18 and then is clamped into the corresponding locking groove 16, the impeller 4 is further locked, and the stability of the impeller 4 when stopping rotating is improved.

As shown in fig. 1-4, the embodiment of the present utility model provides an implementation manner, based on the above implementation manner, the outer side of the rotating rod 5 is fixedly connected with an elastic coupling 22, the elastic coupling 22 is disposed at one end of the rotating rod 5 far away from the rotating wheel 15, and a hydraulic power unit 23 is disposed inside the nacelle 1. By analyzing the above structure, the elastic coupling 22 is mounted on the outer side of the rotating rod 5, so that the mechanical devices on two sides of the elastic coupling 22 can be conveniently connected to increase the stability of the rotating rod 5 during rotation, and the hydraulic power unit 23 is mounted in the cabin 1, so that the power can be conveniently converted into electric energy for storage.

When the impeller 4 is required to be locked in a limiting mode in the use process, the air cylinder 9 on one side of the top plate 8 can be started, after the piston rod of the air cylinder 9 limits the gear 6, the two motors 14 below the gear 6 are started again, the screw 24 at the output end of the motor 14 drives the lateral block 11 on the outer side to move up and down, and meanwhile, the lateral block 11 drives the toothed plate 10 on one side to move up, the toothed plate 10 is clamped with the tooth trace on the outer side of the gear 6, stability of the impeller 4 is improved, then the deflector rod 21 can be stirred, the deflector rod 21 drives the locking rod 19 in the top block 18 to slide towards one side of the rotating wheel 15, the locking rod 19 is installed in the locking groove 16 corresponding to one side of the rotating wheel 15 to be locked in a double mode, the locking effect on the impeller 4 is further improved, and the suspension stability of the impeller 4 is also improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hydraulic locking device for an impeller of a wind generating set, comprising:

Cabin (1), the inside rotation of cabin (1) is connected with bull stick (5), the outside fixedly connected with gear (6) of bull stick (5), the inside fixedly connected with mounting panel (7) of cabin (1), the inside and the bull stick (5) of mounting panel (7) rotate to be connected, the top fixedly connected with roof (8) of mounting panel (7), roof (8) are the lid form, gear (6) set up in the below of roof (8), one side of roof (8) is provided with cylinder (9) and quantity sets up to two, two cylinder (9) piston rod direction of motion is one side towards gear (6), be provided with pinion (10) under gear (6), the both sides of pinion (10) all are provided with motor (14), motor (14) drive pinion (10) upward movement.

2. The hydraulic locking device for an impeller of a wind generating set according to claim 1, wherein: the inside fixedly connected with pole setting (12) of cabin (1), the top fixedly connected with backup pad (13) of pole setting (12), motor (14) set up at the top of backup pad (13), the output of motor (14) is provided with screw rod (24), the outside threaded connection of screw rod (24) has side piece (11), the quantity of side piece (11) sets up to two and respectively with the both ends fixed connection of pinion rack (10).

3. The hydraulic locking device for an impeller of a wind generating set according to claim 1, wherein: one side of the engine room (1) is provided with a front handle (3), the outer side of the front handle (3) is provided with an impeller (4), the front handle (3) is fixedly connected with a rotating rod (5) in the engine room (1), and the bottom of the engine room (1) is fixedly connected with a supporting rod (2).

4. The hydraulic locking device for an impeller of a wind generating set according to claim 1, wherein: the outside fixedly connected with runner (15) of bull stick (5), locking groove (16) have been seted up to one side of runner (15).

5. The hydraulic locking device for an impeller of a wind generating set according to claim 1, wherein: the inside fixedly connected with installation handle (17) of cabin (1), the inside and bull stick (5) rotation of installation handle (17) are connected, the top fixedly connected with kicking block (18) of installation handle (17), the inside sliding connection of kicking block (18) has locking lever (19) that cooperation locked groove (16) used, one side fixedly connected with stopper (20) of locking lever (19), the outside fixedly connected with driving lever (21) of locking lever (19), the outside and kicking block (18) sliding connection of driving lever (21).

6. The hydraulic locking device for an impeller of a wind generating set according to claim 1, wherein: the outside fixedly connected with elastic coupling (22) of bull stick (5), elastic coupling (22) set up in bull stick (5) one end of keeping away from runner (15), the inside of cabin (1) is provided with hydraulic power ware (23).