CN216278284U

CN216278284U - Wind generating set blade zero setting device

Info

Publication number: CN216278284U
Application number: CN202122987254.5U
Authority: CN
Inventors: 邵振州; 郭辰; 张立英; 张国; 张庆; 李家川; 高建辉; 李芊; 程瑜
Original assignee: Huaneng Clean Energy Research Institute
Current assignee: Huaneng Clean Energy Research Institute
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-12
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a wind generating set blade zero alignment device, which relates to the technical field of blade zero alignment, and aims at the problem that a certain distance exists between a blade and a hub and the zero alignment visual inspection can be deviated; through the school zero between scale display mechanism and the supplementary blade of zero degree identification mechanism and the wheel hub, when the blade rotates, scale display mechanism and zero degree identification mechanism relative movement, when the sign in the directional zero degree identification mechanism of indicator of scale display mechanism, then the school zero is accomplished, and the device not only facilitates the use when the school zero, has avoided simultaneously producing the condition of deviation through the range estimation at the school zero for more accurate of school zero.

Description

Wind generating set blade zero setting device

Technical Field

The utility model belongs to the technical field of blade zero alignment, and particularly relates to a blade zero alignment device of a wind generating set.

Background

Wind generator is when using, the position of wind turbine generator system and wheel hub is extraordinarily important, deviation between wind turbine generator system and the wheel hub position directly influences wind generator's use, consequently need zero calibration with the position of wind turbine generator system and wheel hub, and do not have fixed zero calibration device today, adjust the position through the range estimation at zero calibration mostly, and because there is certain distance between blade and the wheel hub during the range estimation, there is certain deviation when the range estimation, be not convenient for use, therefore, in order to solve this type of problem, we have proposed a wind turbine generator system blade zero calibration device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a zero alignment device for a blade of a wind generating set, which solves the problems that the position of the existing zero alignment is adjusted by visual inspection, and the existing zero alignment device is inconvenient to use due to certain distance between the blade and a hub during visual inspection and certain deviation during visual inspection.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a wind generating set blade is to zero device, includes scale display mechanism and zero degree identification mechanism, and zero degree identification mechanism is whole to be the arc, and zero degree identification mechanism is connected with wheel hub, and scale display mechanism includes the connecting rod, and the one end and the blade of connecting rod are connected, and the other end of connecting rod sets up the indicator, the sign in the directional zero degree identification mechanism of indicator.

The indicator adopts a laser lamp.

The indicator adopts a pointer, the pointer is arranged on a connecting rod, and the connecting rod adopts a telescopic rod.

And one end of the connecting rod connected with the blade is provided with a sucker which is a flexible sucker or a magnetic sucker.

The zero degree identification mechanism is connected with a supporting mechanism, the supporting mechanism is of an arc-shaped structure, the zero degree identification mechanism is arranged on one side of the supporting mechanism, and the zero degree identification mechanism is of an arc-shaped structure.

The supporting mechanism comprises a base and a magnetic suction block, a groove is formed in the base, a fixed rod is arranged at the bottom end of the connecting rod, the lower end of the fixed rod is slidably arranged in the groove, a pointer is arranged at the lower end of the fixed rod, scale marks are marked on the base, the magnetic suction block is arranged below the base, and the magnetic suction block is of a circular arc-shaped structure and is tightly attached to the base.

The zero degree identification mechanism comprises a connecting plate, the connecting plate is connected with the base and is of an arc-shaped structure, and the inner arc side face of the connecting plate is provided with a zero degree identification plate which directly serves as the identification.

The scale display mechanism is provided with a laser transmitter as an indicator, and the zero-degree identification mechanism is provided with a laser receiver as an identifier.

Compared with the prior art, the utility model has at least the following beneficial effects:

according to the utility model, the scale display mechanism and the zero degree identification mechanism are used for assisting the zero calibration between the blade and the hub, when the blade rotates, the scale display mechanism and the zero degree identification mechanism move relatively, and when an indicator of the scale display mechanism points to the identification in the zero degree identification mechanism, the zero calibration is completed, so that the condition of deviation generated by visual inspection during the zero calibration is avoided, and the zero calibration is more accurate.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the structure of the present invention.

Fig. 3 is a schematic structural view of the supporting mechanism and the zero-degree marking mechanism of the present invention.

Reference numbers in the figures: 1. a magnetic chuck; 2. a fixed seat; 3. a scale display mechanism; 301. a connecting rod; 302. a button; 303. a laser light; 4. a support mechanism; 401. a base; 402. a chute; 403. a groove; 404. scale lines; 405. a magnetic block; 5. a zero degree identification mechanism; 501. a connecting plate; 502. a zero degree marking plate; 6. fixing the rod; 7. a pointer; 8. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 and 2, a wind generating set blade zero alignment device comprises a scale display mechanism 3 and a zero degree identification mechanism 5, wherein the whole zero degree identification mechanism 5 is arc-shaped, the zero degree identification mechanism 5 is connected with a hub, the scale display mechanism 3 comprises a connecting rod 301, one end of the connecting rod 301 is connected with a blade, the other end of the connecting rod 301 is provided with an indicator, and the indicator points to a mark in the zero degree identification mechanism 5.

Preferably, the indicator is a laser light 303.

As another alternative, the indicator is a pointer 7, the pointer 7 is arranged on a connecting rod 301, and the connecting rod 301 is a telescopic rod.

A sucker is arranged at one end of the connecting rod 301 connected with the blade, and when the joint of the blade is made of composite materials, the sucker is a flexible sucker and can be well adsorbed on the surface of a part; when the blade joint is made of steel, the magnetic sucker has a good fixing effect.

The zero-degree identification mechanism 5 is connected with the supporting mechanism 4, the supporting mechanism 4 is of an arc-shaped structure, the zero-degree identification mechanism 5 is arranged on one side of the supporting mechanism 4, and the zero-degree identification mechanism 5 is of an arc-shaped structure; the supporting mechanism 4 comprises a base 401 and a magnetic suction block 405, a groove 403 is formed in the base 401, a fixing rod 6 is arranged at the bottom end of the connecting rod 301, the lower end of the fixing rod 6 is slidably arranged in the groove 403, a pointer 7 is arranged at the lower end of the fixing rod 6, scale marks 404 are marked on the base 401, the magnetic suction block 405 is arranged below the base 401, and the magnetic suction block 405 is of an arc-shaped structure and is tightly attached to the base 401; zero degree identification mechanism 5 includes connecting plate 501, and connecting plate 501 is connected with base 401, and connecting plate 501 is convex structure, and the inner arc side of connecting plate 501 is provided with zero degree identification plate 502 and directly acts as the sign.

As an alternative real-time example, the scale display mechanism 3 is provided with a laser transmitter as an indicator, and the zero-degree marking mechanism 5 is provided with a laser receiver as a mark.

Certainly, distance sensors can be arranged on the scale display mechanism 3 and the zero degree identification mechanism 5, and whether zero is set can be judged according to the distance monitored by the distance sensors.

Referring to fig. 1-3, a wind generating set blade zero alignment device comprises a supporting mechanism 4, the supporting mechanism 4 is in an arc structure, a zero-degree identification mechanism 5 is arranged on one side of the supporting mechanism 4, the zero-degree identification mechanism 5 is perpendicular to the supporting mechanism 4, the zero-degree identification mechanism 5 is in an arc structure, a scale display mechanism 3 is arranged at the top end of the supporting mechanism 4, a fixed seat 2 is fixedly arranged at one end of the scale display mechanism 3, the scale display mechanism 3 comprises a connecting rod 301, a button 302 and a laser lamp 303, one end of the connecting rod 301 is fixedly connected with the fixed seat 2, the button 302 is arranged at the top end of the connecting rod 301, the laser lamp 303 is arranged at one end of the connecting rod 301 far away from the fixed seat 2, a fixed rod 6 is arranged at the bottom end of the connecting rod 301, a sliding block 8 is arranged at the bottom end of the fixed rod 6, the sliding block 8 is arranged inside the supporting mechanism 4, and a pointer 7 is arranged at one side of the fixed rod 6, the pointer 7 is positioned at the bottom end of the supporting mechanism 4, and the utility model is provided with the base, the sliding groove, the scale and the magnetic suction block, when in use, when the blade rotates, the fixed rod drives the sliding block to slide in the sliding groove and the groove, so that the pointer rotates, when the position of the pointer points to a zero-degree line, zero calibration between the blade and the hub is completed, and the utility model is convenient to use when zero calibration is completed.

As shown in fig. 1 and 2, the fixing base 2 is circular, and one end of the fixing base 2 is provided with the magnetic chuck 1, so that the device can be fixed on the blade through the magnetic chuck 1, and the device is convenient to use and disassemble.

As shown in fig. 1 and 3, the supporting mechanism 4 includes a base 401, a sliding groove 402, a groove 403, scale marks 404 and a magnetic suction block 405, the bottom end of the base 401 is provided with the magnetic suction block 405, the base 401 and the magnetic suction block 405 are of a circular arc-shaped structure, the inner wall of the base 401 is provided with the sliding groove 402, the two sides of the sliding groove 402 are provided with the groove 403, the sliding groove 402 and the groove 403 are matched with the sliding block 8 for use, the scale marks 404 are arranged on the outer surface of the base 401, and zero calibration can be performed quickly and accurately by moving the pointer 7, so that the flexibility of the device is improved.

As shown in fig. 2 and 3, zero degree identification mechanism 5 includes connecting plate 501 and zero degree identification plate 502, connecting plate 501 and base 401 fixed connection, and connecting plate 501 is arc structure, and one side of connecting plate 501 is provided with zero degree identification plate 502, shines on zero degree identification mechanism 5 through the light of laser lamp 303, can make the position more accurate when zero school.

The working principle is as follows: when the device is used, firstly, a base 401 is installed on a hub through a magnetic block 405, then a fixed seat 2 is fixed on a blade through a magnetic sucker 1, then zero calibration is carried out, when the blade rotates, a fixed rod 6 drives a sliding block 8 to slide in a sliding groove 402 and a groove 403, so that a pointer 7 rotates, when the position of the pointer 7 points to a zero-degree line, zero calibration between the blade and the hub is completed, deviation is convenient to check during zero calibration, simultaneously, when the device is used, a button 302 is pressed to start a laser lamp 303, so that light of the laser lamp 303 illuminates a zero-degree identification plate 502 on the surface of a connecting plate 501, then when the blade rotates, a connecting rod 301 is driven to rotate, the connecting rod 301 rotates to rotate the laser lamp 303, so that the position of the light of the laser lamp 303 is changed, by checking the positions of the light of the laser lamp 303 and the zero-degree identification plate 502, zero calibration is completed, after zero calibration is completed, the magnetic sucker 1 is separated from the blade, then separating the magnetic block 405 from the hub; during the use, press the button and start the laser lamp for the light of laser lamp shines the zero degree sign board on connecting plate surface, later when the blade rotates, drives the connecting rod rotation, and the connecting rod rotation makes the laser lamp rotate, thereby changes the position of laser lamp light, through looking over the position of laser lamp light and zero degree sign board, thereby accomplishes zero calibration, has avoided producing the condition of deviation through the range estimation at zero calibration, makes zero calibration more accurate.

In conclusion, the device is convenient to use in zero calibration, and meanwhile, the condition that deviation is generated through visual inspection in zero calibration is avoided, so that zero calibration is more accurate.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention, the technical solution of the present invention and the inventive concept with equivalent alternatives or modifications within the technical scope of the present invention.

Claims

1. The utility model provides a wind generating set blade is to zero device, a serial communication port, including scale display mechanism (3) and zero degree identification mechanism (5), zero degree identification mechanism (5) are whole to be the arc, and zero degree identification mechanism (5) are connected with wheel hub, and scale display mechanism (3) include connecting rod (301), and the one end and the blade of connecting rod (301) are connected, and the other end of connecting rod (301) sets up the indicator, the sign in the directional zero degree identification mechanism (5) of indicator.

2. Wind park blade zeroing device according to claim 1, wherein the indicator employs a laser light (303).

3. The wind generating set blade zero alignment device according to claim 1, characterized in that the indicator is a pointer (7), the pointer (7) is arranged on a connecting rod (301), and the connecting rod (301) is a telescopic rod.

4. The wind generating set blade zero alignment device according to claim 1, characterized in that a sucker is arranged at one end of the connecting rod (301) connected with the blade, and the sucker is a flexible sucker or a magnetic sucker (1).

5. The blade zero alignment device of the wind generating set according to claim 1, wherein the zero-degree identification mechanism (5) is connected with the supporting mechanism (4), the supporting mechanism (4) is of an arc-shaped structure, the zero-degree identification mechanism (5) is arranged on one side of the supporting mechanism (4), and the zero-degree identification mechanism (5) is of an arc-shaped structure.

6. The blade zero alignment device of the wind generating set according to claim 5, wherein the supporting mechanism (4) comprises a base (401) and a magnetic absorption block (405), a groove (403) is formed in the base (401), a fixing rod (6) is arranged at the bottom end of the connecting rod (301), the lower end of the fixing rod (6) is slidably arranged in the groove (403), a pointer (7) is arranged at the lower end of the fixing rod (6), scale marks (404) are marked on the base (401), the magnetic absorption block (405) is arranged below the base (401), and the magnetic absorption block (405) is of an arc-shaped structure and is tightly attached to the base (401).

7. The wind generating set blade zero alignment device according to claim 6, characterized in that the zero degree identification mechanism (5) comprises a connecting plate (501), the connecting plate (501) is connected with the base (401), the connecting plate (501) is in a circular arc structure, and a zero degree identification plate (502) is arranged on the inner arc side of the connecting plate (501) and directly used as the identification.

8. The wind generating set blade zero alignment device according to claim 1, characterized in that a laser transmitter is arranged on the scale display mechanism (3) as an indicator, and a laser receiver is arranged on the zero degree identification mechanism (5) as an identification.