CN221373790U

CN221373790U - Impeller structure of high-efficiency wind turbine

Info

Publication number: CN221373790U
Application number: CN202322749701.2U
Authority: CN
Inventors: 袁双田; 赵世庆; 林妙环; 余耀明
Original assignee: Guangdong Times Intelligent Environmental Art Co ltd
Current assignee: Guangdong Times Intelligent Environmental Art Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-07-19
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses an impeller structure of a high-efficiency wind turbine, which relates to the technical field of wind turbines and comprises a base main body and a tower, wherein an impeller assembly is arranged at the top end of the tower, blades are arranged at two ends of the impeller assembly, and a connecting mechanism is further arranged at the two ends of the impeller assembly. According to the utility model, the connecting mechanism is arranged, the clamping and fixing operation is carried out on the connecting block through the clamping block, when the blade is damaged and the blade needs to be disassembled, the pull rod moves to drive the fixing rod to move upwards, when the fixing rod moves to the upper part of the spur gear, the worm is rotated, the clamping block is driven to be separated from the connecting block through mechanical transmission, then the blade can be disassembled, the operation of quick connection of the blade and the impeller assembly is facilitated through the structure, compared with the traditional fixing mode through multiple bolts, the connection efficiency of the blade and the impeller assembly is improved, meanwhile, the operation steps are greatly reduced when the blade is disassembled and replaced, and the replacement efficiency is improved.

Description

Impeller structure of high-efficiency wind turbine

Technical Field

The utility model relates to the technical field of wind turbines, in particular to an impeller structure of a high-efficiency wind turbine.

Background

The wind turbine is a wind turbine, which is also called a wind power generator, and is a power device for converting wind energy into mechanical work, the mechanical work drives a rotor to rotate and finally outputs alternating current, the wind power generator generally comprises a wind wheel, a generator (comprising a device), a steering device (tail wing), a tower, a speed limiting safety mechanism, an energy storage device and other components, the working principle of the wind power generator is relatively simple, the wind wheel rotates under the action of wind force, the wind wheel converts the kinetic energy of the wind into the mechanical energy of a wind wheel shaft, and the generator rotates to generate electricity under the driving of the wind wheel shaft, so that the wind energy is also called solar energy, and the wind power generator is a heat energy utilization generator which takes the sun as a heat source and takes the atmosphere as a working medium.

When the existing wind turbine is used, blades of the wind wheel are driven to rotate through wind power, the blades rotate and convert mechanical energy into electric energy, because the impeller assembly is arranged in outdoor work, outdoor weather is converted to cause certain loss on the blade part of the impeller assembly, the loss of the blades is relatively enhanced due to the occurrence of bad weather, namely, the normal operation of the wind turbine device is ensured by periodically checking or replacing the blades, the connection mode of the existing blades and the impeller assembly is mostly in a multi-bolt fixing mode, corresponding tools are needed to be matched during bolt fixing, and meanwhile, the tools are needed to be disassembled when the blades are disassembled, so that the process steps of the installation and the disassembly of the blades are more, the connection and the disassembly of the blades and the impeller assembly are greatly reduced, and therefore, the impeller structure of the high-efficiency wind turbine is provided.

Disclosure of utility model

The utility model aims at: in order to solve the problem that the connection and disassembly efficiency of the blades is low due to the fixing mode of the blades and the impeller assembly through multiple bolts, the impeller structure of the high-efficiency wind turbine is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an impeller structure of high-efficiency wind turbine, includes the base main part, the top of base main part is provided with the pylon, the top of pylon is provided with impeller subassembly, impeller subassembly's both ends are provided with the blade, still including coupling mechanism, coupling mechanism is including the connecting block that is fixed in blade one end through the bolt, impeller subassembly's inside is provided with the fixture block, the movable block has been cup jointed to one side of fixture block, one side of fixture block is provided with the first spring with movable block inner wall fixed connection, the one end of movable block has the connecting rod through welded fastening, the inside of connecting rod has the threaded rod through threaded connection, one side of threaded rod has the worm wheel through welded fastening, the one end meshing of worm wheel has the worm, the top of worm runs through to impeller subassembly's outside.

As still further aspects of the utility model: the connecting mechanism further comprises a spur gear fixed on the outer wall of the worm through welding, the spur gear is located above the worm wheel, a pull rod is arranged at the top end of the impeller assembly, the bottom end of the pull rod penetrates through the impeller assembly, a fixing rod is fixed at the bottom end of the pull rod through welding, one end of the fixing rod is clamped with the spur gear, and a second spring fixedly connected with the inner wall of the impeller assembly is sleeved on the pull rod.

As still further aspects of the utility model: one end of the impeller assembly is provided with a movable through groove matched with the connecting block, two clamping blocks are arranged, and the two clamping blocks are symmetrically distributed on two sides of the connecting block.

As still further aspects of the utility model: the both sides of connecting block are provided with the joint groove with fixture block assorted, one side of fixture block sets up to the slope form.

As still further aspects of the utility model: the inside of movable block is provided with the spacing spout with fixture block moving track assorted, the inside of connecting rod has cup jointed spacing post, spacing post is located the one end of threaded rod, just spacing post and impeller assembly's inner wall fixed connection.

As still further aspects of the utility model: the two threaded rods are symmetrically distributed on two sides of the worm wheel, one side of each threaded rod is rotationally connected with the inner wall of the impeller assembly through a bearing, and the worm is rotationally connected with the inner wall of the impeller assembly through a bearing.

As still further aspects of the utility model: the outer wall of dead lever has cup jointed spacing slide rail, spacing slide rail and the inner wall fixed connection of impeller subassembly, just the top of impeller subassembly is provided with the removal hole groove with pull rod moving track assorted.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the connecting mechanism is arranged, the clamping and fixing operation is carried out on the connecting block through the clamping block, when the blade is damaged and the blade needs to be disassembled, the pull rod moves to drive the fixing rod to move upwards, when the fixing rod moves to the upper part of the spur gear, the worm is rotated, the clamping block is driven to be separated from the connecting block through mechanical transmission, then the blade can be disassembled, the operation of quick connection of the blade and the impeller assembly is facilitated through the structure, compared with the traditional fixing mode through multiple bolts, the connection efficiency of the blade and the impeller assembly is improved, meanwhile, the operation steps are greatly reduced when the blade is disassembled and replaced, and the replacement efficiency is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the impeller assembly of the present utility model;

Fig. 3 is an enlarged schematic view of the structure of fig. 2 according to the present utility model.

In the figure: 1. a base body; 2. a tower; 3. an impeller assembly; 4. a connecting mechanism; 401. a connecting block; 402. a clamping block; 403. a moving block; 404. a first spring; 405. a connecting rod; 406. a threaded rod; 407. a worm wheel; 408. a worm; 409. spur gears; 410. a fixed rod; 411. a pull rod; 412. a second spring; 5. and (3) a blade.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

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 to 3, in the embodiment of the utility model, an impeller structure of a high-efficiency wind turbine comprises a base main body 1, a tower 2 is arranged at the top end of the base main body 1, an impeller assembly 3 is arranged at the top end of the tower 2, blades 5 are arranged at two ends of the impeller assembly 3, a connecting mechanism 4 is further included, the connecting mechanism 4 comprises a connecting block 401 fixed at one end of the blades 5 through bolts, a clamping block 402 is arranged in the impeller assembly 3, a moving block 403 is sleeved on one side of the clamping block 402, a first spring 404 fixedly connected with the inner wall of the moving block 403 is arranged at one side of the clamping block 402, a connecting rod 405 is fixedly arranged at one end of the moving block 403 through welding, a threaded rod 406 is connected in the connecting rod 405 through threads, a worm gear 407 is fixedly arranged at one side of the threaded rod 406 through welding, a worm 408 is meshed at one end of the worm gear 407, and the top end of the worm 408 penetrates to the outside of the impeller assembly 3.

In this embodiment: the operation that carries out quick connect to blade 5 and impeller subassembly 3 is favorable to through setting up coupling mechanism 4, compares in the tradition through the fixed mode of many bolts, has improved the connection efficiency of blade 5 and impeller subassembly 3, and when dismantling the change to blade 5 simultaneously, also significantly reduced operating procedure has improved the efficiency of changing.

Referring to fig. 1, 2 and 3, the connecting mechanism 4 further includes a spur gear 409 fixed on the outer wall of the worm 408 by welding, the spur gear 409 is located above the worm wheel 407, the top end of the impeller assembly 3 is provided with a pull rod 411, the bottom end of the pull rod 411 penetrates into the impeller assembly 3, a fixed rod 410 is fixed at the bottom end of the pull rod 411 by welding, one end of the fixed rod 410 is clamped with the spur gear 409, and a second spring 412 fixedly connected with the inner wall of the impeller assembly 3 is sleeved on the pull rod 411; one end of the impeller assembly 3 is provided with a movable through groove matched with the connecting block 401, two clamping blocks 402 are arranged, and the two clamping blocks 402 are symmetrically distributed on two sides of the connecting block 401; clamping grooves matched with the clamping blocks 402 are formed in the two sides of the connecting block 401, and one side of each clamping block 402 is inclined; a limiting chute matched with the moving track of the clamping block 402 is arranged in the moving block 403, a limiting column is sleeved in the connecting rod 405 and positioned at one end of the threaded rod 406, and the limiting column is fixedly connected with the inner wall of the impeller assembly 3; the two threaded rods 406 are symmetrically distributed on two sides of the worm wheel 407, one side of each threaded rod 406 is rotationally connected with the inner wall of the impeller assembly 3 through a bearing, and the worm 408 is rotationally connected with the inner wall of the impeller assembly 3 through a bearing; the outer wall of the fixed rod 410 is sleeved with a limiting sliding rail which is fixedly connected with the inner wall of the impeller assembly 3, and the top end of the impeller assembly 3 is provided with a moving hole slot matched with the moving track of the pull rod 411.

In this embodiment: when needs are connected fixedly to blade 5 and impeller subassembly 3, the connecting block 401 with blade 5 one end aligns with the removal logical groove of impeller subassembly 3 one end, afterwards promote blade 5 removal, blade 5 removal drives connecting block 401 and moves towards the inside of impeller subassembly 3, carry out the operation that block is fixed to connecting block 401 through fixture block 402, when damage appears and need dismantle blade 5 to blade 5, pull rod 411 removes and drives dead lever 410 and upwards move, when dead lever 410 moves to the top of spur gear 409, rotate worm 408, worm 408 rotates and drives fixture block 402 and connecting block 401 separation through mechanical transmission, afterwards can dismantle blade 5, be favorable to carrying out the operation of lug connection to blade 5 and impeller subassembly 3 through this structure, compared with the fixed mode of tradition through the multiple bolt, the connection efficiency of blade 5 and impeller subassembly 3 has been improved, simultaneously when dismantling the change to blade 5, the operation step has also been reduced greatly, the efficiency of change has been improved.

When the blade 5 and the impeller assembly 3 are required to be connected and fixed, the connecting block 401 at one end of the blade 5 is aligned with the moving through groove at one end of the impeller assembly 3, then the blade 5 is pushed to move, the blade 5 moves to drive the connecting block 401 to move towards the inside of the impeller assembly 3, when one end of the connecting block 401 is contacted with the clamping block 402, the connecting block 401 continues to move, at the moment, the clamping block 402 moves towards the inside of the moving block 403, and the first spring 404 is stressed and extruded.

When the clamping groove on one side of the connecting block 401 is positioned on one side of the clamping block 402, the first spring 404 is restored to be original state and drives the clamping block 402 to reset, the clamping block 402 resets to move and is clamped with the clamping groove on one side of the connecting block 401, at the moment, the connecting block 401 is fixedly connected with the impeller assembly 3, namely, the blade 5 is fixedly connected with the impeller assembly 3, when the blade 5 is damaged and the blade 5 needs to be disassembled, a worker pulls the pull rod 411 upwards, the pull rod 411 moves to drive the fixing rod 410 to move, the second spring 412 is extruded under the stress, and when the fixing rod 410 moves to the upper side of the spur gear 409, the fixing rod 410 releases the locking of the spur gear 409.

Then rotate worm 408, worm 408 rotates and drives worm wheel 407 to rotate, worm wheel 407 rotates and drives two threaded rods 406 to rotate, threaded rods 406 rotate and drive connecting rod 405 to move towards the side that keeps away from worm wheel 407, connecting rod 405 moves and drives movable block 403 to move, movable block 403 moves and drives fixture block 402 to move, fixture block 402 moves and separates with the joint groove of connecting block 401 one side, later can pull blade 5, the operation of dismantling blade 5, be favorable to carrying out the operation of quick connect to blade 5 and impeller subassembly 3 through this structure, compare in the fixed mode through the multiple bolts of tradition, the connection efficiency of blade 5 and impeller subassembly 3 has been improved, simultaneously when dismantling the change to blade 5, operation steps have also significantly reduced, the efficiency of having improved the change.

It should be noted that, for simplicity of description, the foregoing embodiments are all illustrated as a series of acts, but it should be understood by those skilled in the art that the present utility model is not limited by the order of acts, as some steps may be performed in other order or concurrently in accordance with the present utility model. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present utility model.

In the several embodiments provided by the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, and such partitioning of the above-described elements may be implemented in other manners, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or communication connection shown or discussed as being between each other may be an indirect coupling or communication connection between devices or elements via some interfaces, which may be in the form of telecommunications or otherwise.

The units described above as separate components may or may not be physically separate, and components shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment. The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model. It will be apparent that the described embodiments are merely some, but not all, embodiments of the utility model. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the utility model. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art may still combine, add or delete features of the embodiments of the present utility model or make other adjustments according to circumstances without any conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present utility model, which also falls within the scope of the present utility model.

Claims

1. The utility model provides an impeller structure of high-efficiency wind turbine, includes base main part (1), the top of base main part (1) is provided with pylon (2), the top of pylon (2) is provided with impeller subassembly (3), the both ends of impeller subassembly (3) are provided with blade (5), a serial communication port, still including coupling mechanism (4), coupling mechanism (4) are including connecting block (401) that are fixed in blade (5) one end, the inside of impeller subassembly (3) is provided with fixture block (402), movable block (403) have been cup jointed to one side of fixture block (402), one side of fixture block (402) be provided with movable block (403) inner wall fixed connection's first spring (404), the one end of movable block (403) is fixed with connecting rod (405), the inside of connecting rod (405) is fixed with threaded rod (406) through threaded connection, one side of threaded rod (407) is fixed with worm (408), the one end meshing of worm (408) has the outside of running through to impeller subassembly (3).

2. The impeller structure of a high efficiency wind turbine according to claim 1, wherein the connecting mechanism (4) further comprises a spur gear (409) fixed on the outer wall of the worm (408), the spur gear (409) is located above the worm wheel (407), a pull rod (411) is arranged at the top end of the impeller assembly (3), the bottom end of the pull rod (411) penetrates into the impeller assembly (3), a fixing rod (410) is fixed at the bottom end of the pull rod (411), one end of the fixing rod (410) is clamped with the spur gear (409), and a second spring (412) fixedly connected with the inner wall of the impeller assembly (3) is sleeved on the pull rod (411).

3. The impeller structure of a high efficiency wind turbine according to claim 1, wherein one end of the impeller assembly (3) is provided with a moving through groove matched with the connecting block (401), the two clamping blocks (402) are provided, and the two clamping blocks (402) are symmetrically distributed on two sides of the connecting block (401).

4. The impeller structure of a high efficiency wind turbine according to claim 1, wherein two sides of the connection block (401) are provided with clamping grooves matching with the clamping blocks (402), and one side of the clamping blocks (402) is provided in an inclined shape.

5. The impeller structure of a high-efficiency wind turbine according to claim 1, wherein a limit chute matched with the movement track of the fixture block (402) is arranged in the moving block (403), a limit post is sleeved in the connecting rod (405), the limit post is positioned at one end of the threaded rod (406), and the limit post is fixedly connected with the inner wall of the impeller assembly (3).

6. The impeller structure of a high efficiency wind turbine according to claim 1, wherein two threaded rods (406) are provided, the two threaded rods (406) are symmetrically distributed on two sides of the worm wheel (407), one side of each threaded rod (406) is rotatably connected with the inner wall of the impeller assembly (3) through a bearing, and the worm (408) is rotatably connected with the inner wall of the impeller assembly (3) through a bearing.

7. The impeller structure of a high-efficiency wind turbine according to claim 2, wherein the outer wall of the fixing rod (410) is sleeved with a limiting sliding rail, the limiting sliding rail is fixedly connected with the inner wall of the impeller assembly (3), and a moving hole slot matched with the moving track of the pull rod (411) is formed in the top end of the impeller assembly (3).