CN219587700U

CN219587700U - Wind turbine generator system box

Info

Publication number: CN219587700U
Application number: CN202320215263.9U
Authority: CN
Inventors: 于帅池; 苗大庆; 王辰诺; 王占坤; 牛兆鑫; 张伟利; 徐海波
Original assignee: Dalian Shipbuilding New Energy Co ltd
Current assignee: Dalian Shipbuilding New Energy Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-08-25
Anticipated expiration: 2033-02-15

Abstract

The utility model relates to the technical field of wind power generation, in particular to a wind turbine generator system box which comprises a machine box and an extension frame, wherein a transmission shaft for transmission is arranged in the machine box, the outer wall of the machine box is provided with the extension frame, and a limiting assembly for locking and controlling during maintenance of the transmission shaft is arranged in the extension frame. The utility model can lock the transmission shaft during maintenance, and can control the transmission shaft to rotate during maintenance, thereby improving the working efficiency.

Description

Wind turbine generator system box

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a wind turbine generator box.

Background

Wind power generation is to convert kinetic energy of wind into electric energy, and wind energy is a clean and pollution-free renewable energy source, and the wind power generation is utilized to be very environment-friendly, and the wind energy is huge in amount, so that the wind power generation is increasingly valued in all countries of the world.

According to a wind turbine generator system box provided by the patent document with the application number of CN 202220273879.7. Is suitable for the technical field of wind power generation. The technical scheme adopted by the utility model is as follows: a wind turbine generator system box, comprising: the connecting box is fixedly arranged on the ground through a supporting rod; the wind wheel is arranged on the connecting box and is provided with a connecting rod and blades, and the blades are fixedly arranged on the connecting rod; the generator is arranged in the connecting box, and an input shaft of the generator is connected with the connecting rod of the wind wheel; the wind wheel locking mechanism is arranged on the connecting box and used for locking the wind wheel. The wind wheel locking mechanism is provided with a gear fixedly arranged on the input shaft of the generator, an installation block is arranged on the inner wall of the top of the connecting box corresponding to the gear through an adjusting mechanism, and a plurality of locking teeth matched with the gear teeth are arranged below the installation block.

The wind turbine generator system case in the above-mentioned patent can prevent that the blade from rotating to accomplish the locking to the blade, this kind of locking mode is simple and convenient, and can reduce the volume of noise, thereby avoid the noise that wind power generation produced to lead to the fact the influence to the daily life of local resident, can improve the practicality of device, can prevent the flabellum to rotate in the above-mentioned contrast file, but at the time need make the transmission shaft rotate in the maintenance process to wind turbine generator system case, thereby be convenient for maintain, in the past after loosening the blade, the rotation of blade can not be controlled because of external environment influences, thereby can influence maintenance efficiency.

Disclosure of Invention

The utility model aims to provide a wind turbine generator box for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a wind turbine generator system case, includes quick-witted case and extension frame, the machine incasement portion is provided with and is used for carrying out driven transmission shaft, the machine case outer wall is provided with the extension frame, the extension frame is inside to be provided with and is used for carrying out the spacing subassembly of locking and control when driving shaft maintenance.

As a preferable scheme of the utility model, the limiting component comprises a motor arranged at the top of the extension frame, a screw rod is arranged at the output end of the motor, a sliding block is arranged on the outer wall of the screw rod, a hydraulic rod is arranged on one side, far away from the inner wall of the extension frame, of the sliding block, a fixing plate is arranged at the output end of the hydraulic rod, a plurality of racks are arranged on one side, far away from the hydraulic rod, of the fixing plate, the transmission shaft extends to the inside of the chassis, and a gear is arranged on the outer wall of the transmission shaft.

As a preferable scheme of the utility model, the chassis and the extension frame are integrally formed, the motor is connected with the outer wall of the extension frame through bolts, the output end of the motor is connected with the screw rod through a coupler, and the other end of the screw rod is connected with the inner wall of the extension frame through a bearing.

As a preferable scheme of the utility model, the inner wall of the sliding block is contacted with the outer wall of the screw rod, one end of the sliding block is in sliding connection with the inner wall of the extension frame through the guide rail, the bottom end of the hydraulic rod is connected with the sliding block and the fixed plate through bolts, a plurality of racks are connected with one side of the fixed plate through welding, and the racks are contacted with the gear.

In a preferred embodiment of the present utility model, the inner wall of the chassis is provided with a hole slot, and the fixing plate may extend through the hole slot to the outside.

As a preferable scheme of the utility model, the outer wall of the transmission shaft is connected with the inner wall of the gear through a bolt, and one end of the transmission shaft far away from the chassis is connected with a fan blade.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the limiting assembly is adopted, the fixing plate is pushed to move until the rack is contacted with the gear on the outer wall of the transmission shaft through the extension of the hydraulic rod, the gear and the rack are clamped so as to lock the gear and the transmission shaft, the wind turbine generator box is convenient to maintain, the motor is controlled to operate to drive the screw rod to rotate when the transmission shaft is required to rotate in the maintenance process, the sliding block is driven to move up and down on the outer wall of the screw rod, the fixing plate is driven to move up and down synchronously, and the gear and the transmission shaft are driven to rotate through the contact of the rack and the gear when the fixing plate is lifted, so that the rotation degree of the transmission shaft can be controlled according to requirements. The utility model can lock the transmission shaft during maintenance, and can control the transmission shaft to rotate during maintenance, thereby improving the working efficiency.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

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

fig. 3 is an enlarged view of the portion a of the present utility model.

In the figure: 1. a chassis; 2. a transmission shaft; 201. a fan blade; 3. a gear; 4. an extension frame; 5. a motor; 501. a screw rod; 6. a slide block; 601. a hydraulic rod; 7. a fixing plate; 701. a rack; 8. and a hole groove.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a wind turbine generator system case, includes quick-witted case 1 and extension frame 4, the inside transmission shaft 2 that is used for carrying out the transmission that is provided with of quick-witted case 1, quick-witted case 1 outer wall is provided with extension frame 4, extension frame 4 inside is provided with the spacing subassembly that is used for carrying out the lock and control when the maintenance of transmission shaft 2.

Wind power generation is to convert kinetic energy of wind into electric energy, and wind energy is a clean and pollution-free renewable energy source, and the wind power generation is utilized to be very environment-friendly, and the wind energy is huge in amount, so that the wind power generation is increasingly valued in all countries of the world. In the maintenance process of the wind turbine generator system box, the transmission shaft 2 is sometimes required to be locked and fixed or rotated, so that the maintenance is convenient, and in the past, after the blades are loosened, the rotation of the blades can be uncontrolled due to the influence of external environment, so that the maintenance efficiency can be influenced.

All electrical components in this embodiment are controlled by a conventional controller.

Referring to fig. 1-3, the limiting assembly includes a motor 5 disposed at the top of the extension frame 4, a screw rod 501 disposed at an output end of the motor 5, and an outer wall line of the screw rod 501 matching with an inner wall of the slide block 6, so that the slide block 6 can be driven to slide up and down when the screw rod 501 rotates, the slide block 6 is disposed on an outer wall of the screw rod 501, a hydraulic rod 601 is disposed on a side of the slide block 6 away from the inner wall of the extension frame 4, for controlling extension and contraction of the fixing plate 7, the fixing plate 7 can be pushed to a designated position in maintenance, and can be contracted to the designated position after maintenance is finished, a fixing plate 7 is disposed at an output end of the hydraulic rod 601, a plurality of racks 701 are disposed on a side of the fixing plate 7 away from the hydraulic rod 601, and are in contact with the gear 3, so that the gear 3 can be locked, and the racks 701 can be moved up and down to drive the gear 3 to rotate, the transmission shaft 2 extends into the chassis 1, the outer wall of the transmission shaft 2 is provided with a gear 3, the chassis 1 and the extension frame 4 are integrally formed, the motor 5 is connected with the outer wall of the extension frame 4 through bolts, the output end of the motor 5 is connected with a screw rod 501 through a coupler, the other end of the screw rod 501 is connected with the inner wall of the extension frame 4 through a bearing, the inner wall of the sliding block 6 is contacted with the outer wall of the screw rod 501, one end of the sliding block 6 is in sliding connection with the inner wall of the extension frame 4 through a guide rail and is used for limiting the sliding block 6 during sliding, the bottom end and the output end of the hydraulic rod 601 are connected with the sliding block 6 and the fixing plate 7 through bolts, a plurality of racks 701 are connected with one side of the fixing plate 7 through welding, the racks 701 are contacted with the gear 3, the inner wall of the chassis 1 is provided with a hole groove 8, the fixing plate 7 can extend to the outside through the hole groove 8, when the wind turbine generator system box needs to be maintained, the hydraulic rod 601 is controlled to extend in operation firstly, the fixing plate 7 is driven to move to the gear 3 to be in contact with the gear 3, the gear 3 is clamped by the gear 701, the gear 3 and the transmission shaft 2 are locked to prevent rotation, the motor 5 is controlled to operate to drive the screw rod 501 to rotate when the transmission shaft 2 is required to rotate in the maintenance process, the sliding block 6 is driven to lift up and down, the fixing plate 7 is driven to lift synchronously, and the gear 3 and the transmission shaft 2 are driven to rotate through the gear 701 in contact with the gear 3 in the lifting process of the fixing plate 7.

In the embodiment, referring to fig. 1-2, the outer wall of the transmission shaft 2 is connected with the inner wall of the gear 3 by a bolt, and a fan blade 201 is connected to one end of the transmission shaft 2 away from the chassis 1.

The working flow of the utility model is as follows: when the wind turbine generator system box needs to be maintained, the hydraulic rod 601 is controlled to extend in operation firstly, the fixing plate 7 is driven to move to the gear 3 to be in contact with the gear 3, the gear 3 is clamped by the gear 701, the gear 3 and the transmission shaft 2 are locked to prevent rotation, the motor 5 is controlled to operate to drive the screw rod 501 to rotate when the transmission shaft 2 is required to rotate in the maintenance process, the sliding block 6 is driven to lift up and down, the fixing plate 7 is driven to lift synchronously, and the gear 3 and the transmission shaft 2 are driven to rotate through the gear 701 in contact with the gear 3 in the lifting process of the fixing plate 7. The utility model can lock the transmission shaft 2 during maintenance, and can control the transmission shaft 2 to rotate during maintenance, thereby increasing the working efficiency.

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. The utility model provides a wind turbine generator system case, includes quick-witted case (1) and extension frame (4), its characterized in that: the novel transmission case is characterized in that a transmission shaft (2) for transmission is arranged inside the case (1), an extension frame (4) is arranged on the outer wall of the case (1), and a limiting assembly for locking and controlling during maintenance of the transmission shaft (2) is arranged inside the extension frame (4).

2. A wind turbine generator system according to claim 1, wherein: limiting component is including setting up and being provided with motor (5) at extension frame (4) top, motor (5) output is provided with lead screw (501), lead screw (501) outer wall is provided with slider (6), one side that extension frame (4) inner wall was kept away from to slider (6) is provided with hydraulic stem (601), hydraulic stem (601) output is provided with fixed plate (7), one side that hydraulic stem (601) was kept away from to fixed plate (7) is provided with a plurality of racks (701), transmission shaft (2) extend to inside quick-witted case (1), transmission shaft (2) outer wall is provided with gear (3).

3. A wind turbine generator system according to claim 2, wherein: the machine box (1) is integrally formed with the extension frame (4), the motor (5) is connected with the outer wall of the extension frame (4) through bolts, the output end of the motor (5) is connected with the screw rod (501) through a coupler, and the other end of the screw rod (501) is connected with the inner wall of the extension frame (4) through a bearing.

4. A wind turbine generator system according to claim 2, wherein: the inner wall of the sliding block (6) is in contact with the outer wall of the screw rod (501), one end of the sliding block (6) is in sliding connection with the inner wall of the extension frame (4) through a guide rail, the bottom end of the hydraulic rod (601) is connected with the sliding block (6) and the fixing plate (7) through bolts, a plurality of racks (701) are connected with one side of the fixing plate (7) through a welding mode, and the racks (701) are in contact with the gear (3).

5. A wind turbine generator system according to claim 2, wherein: the inner wall of the case (1) is provided with a hole groove (8), and the fixing plate (7) can extend to the outside through the hole groove (8).

6. A wind turbine generator system according to claim 2, wherein: the outer wall of the transmission shaft (2) is connected with the inner wall of the gear (3) through bolts, and one end, far away from the chassis (1), of the transmission shaft (2) is connected with a fan blade (201).