CN217034006U - Mechanical wind vane 0-degree calibrator for wind turbine generator - Google Patents

Abstract

A mechanical wind vane 0-degree calibrator of a wind turbine generator. At present, no special tool is used for installing the wind vane, the 0-degree calibration work of the wind vane is carried out by visual inspection of maintainers, the error is up to about 20 degrees, and a special wind vane calibration tool needs to be manufactured. The utility model comprises the following components: the wind vane comprises a wind vane sleeve (1), a laser pen bracket (2), a wind vane fixing nut (5) and a shell fixing nut (6), wherein the upper end of the wind vane sleeve is rotatably connected with the laser pen bracket, and a wind vane notch (3) is formed in the wind vane sleeve; the wind vane sleeve is in threaded connection with the wind vane fixing nut and the shell fixing nut. The method is used for the 0-degree calibration of the mechanical wind vane of the wind turbine generator.

Description

Mechanical wind vane 0-degree calibrator for wind turbine generator

Technical Field

The utility model relates to a mechanical wind vane 0-degree calibrator for a wind turbine generator.

Background

Wind direction of partial fans of the wind turbine generator is inconsistent with wind directions of surrounding fans, the wind vane is preliminarily judged to be inaccurate at 0 degree, and fans with unqualified power curves are inspected on site to find that a wind vane base and a wind vane metal shell are not flexible. Because the existing wind vane installation does not have any special tool, the 0-degree calibration work of the wind vane is carried out by visual inspection of maintainers, the error is up to about 20 degrees, and a special wind vane calibration tool needs to be manufactured.

Disclosure of Invention

The utility model aims to provide a mechanical wind vane 0-degree calibrator for a wind turbine generator.

The above purpose is realized by the following technical scheme:

a mechanical wind vane 0-degree calibrator for a wind turbine generator comprises a wind vane sleeve, a laser pen bracket, a wind vane fixing nut and a shell fixing nut, wherein the upper end of the wind vane sleeve is rotatably connected with the laser pen bracket, and a wind vane notch is formed in the wind vane sleeve;

the wind vane sleeve is in threaded connection with the wind vane fixing nut and the shell fixing nut.

The wind turbine generator system mechanical type wind vane 0 degree calibrator, the laser pen support on offer the round hole that is used for inserting the laser pen.

Has the advantages that:

1. the method can realize the 0-degree calibration of the wind vane, and effectively solves the problem that the power curve of the wind turbine generator does not reach the standard.

2. When the device is used, the device is sleeved on the wind vane, the wind vane can be locked and fixed, and meanwhile, the accuracy of 0-degree calibration is realized through the assistance of the laser pen.

Description of the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic structural view of the present invention in use;

FIG. 4 is an enlarged view of portion A of FIG. 3;

in the figure: 1. a vane sleeve; 2. a laser pen holder; 3. a wind vane gap; 4. locking the nut; 5. a wind vane fixing nut; 6. a housing fixing nut; 7. a laser pen; 8. a vane support; 9. a wind vane base; 10. a wind vane.

The specific implementation mode is as follows:

example 1:

a mechanical wind vane 0-degree calibrator for a wind turbine generator comprises a wind vane sleeve 1, a laser pen bracket 2, a wind vane fixing nut 5 and a shell fixing nut 6, wherein the upper end of the wind vane sleeve is rotatably connected with the laser pen bracket, and a wind vane notch 3 is formed in the wind vane sleeve;

the wind vane sleeve is in threaded connection with the wind vane fixing nut and the shell fixing nut.

Example 2:

according to the wind turbine generator mechanical type wind vane 0-degree calibrator in embodiment 1, the laser pen support is provided with a circular hole for inserting the laser pen 7.

The calibration method comprises the following steps:

(1) measuring the position of the central point of the wind vane;

wind vane 1, part number: 11, the distance between the central point and the central point of the wind vane 2 is 180cm, and the half value is 90cm for standby;

(2) measuring the position of a laser datum point of the mechanical wind vane calibrator;

measuring the width of the cabin by using a tape measure to 296cm, marking the center point of the cabin at a position 148cm away from the edge of the cabin as the center point of the cabin, measuring 90cm from the center point of the cabin to two sides, and marking a laser reference point of a mechanical wind vane 0-degree calibration tool;

(3) installing a mechanical type 0-degree calibrator for a wind vane;

in wind vane 2, part number: 12, mounting a mechanical wind vane 0-degree calibrator, sleeving the device on a wind vane to enable the wind vane 10 to be positioned in a wind vane notch 3, screwing down a wind vane fixing nut, and enabling the head of a laser pen to face the direction consistent with the wind vane header;

(4) the observation cabin cabinet operation screen adjusts the angle of the wind vane to zero;

observing the angle of the wind vane 2 on the operation screen of the engine room cabinet, and screwing a wind vane shell fixing nut when the angle is zero, so that a wind vane base 9 is fixed with a wind vane sleeve, and the angle of the wind vane 2 is ensured to be in a zero-degree position and not to be changed;

(5) zero setting is carried out by using a mechanical wind vane 0-degree calibrator;

opening the laser pen, rotating the wind vane 2 fixing base by using a 36# open wrench to enable the laser point to be aligned with the wind vane 2 reference point, wherein the wind vane is completely parallel to the hub side position of the engine room at the moment, and the calibration of the wind vane at 0 degree is finished;

(6) dismantling the mechanical wind vane 0-degree calibrator;

and sequentially unscrewing the wind vane shell fixing nut and the wind vane fixing nut, then removing the 0-degree wind vane calibrating tool, taking the tools into the tool bag, and cleaning the working site.

Claims (2)

1. The utility model provides a 0 calibrates appearance of wind turbine generator system mechanical type wind vane which characterized by: the wind vane comprises a wind vane sleeve, a laser pen bracket, a wind vane fixing nut and a shell fixing nut, wherein the upper end of the wind vane sleeve is rotatably connected with the laser pen bracket, and a wind vane notch is formed in the wind vane sleeve;

the wind vane sleeve is in threaded connection with the wind vane fixing nut and the shell fixing nut.

2. The wind turbine generator mechanical vane 0 ° calibrator of claim 1, wherein: the laser pen support is provided with a round hole for inserting a laser pen.

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