CN217558469U

CN217558469U - Supplementary damper of preventing putting of strong wind of wind turbine generator system

Info

Publication number: CN217558469U
Application number: CN202220720914.5U
Authority: CN
Inventors: 陈志亮; 田甜甜; 郑海桥; 范柏旭
Original assignee: Huaneng Xinjiang Energy Development Co Ltd New Energy Dongjiang Branch
Current assignee: Huaneng Xinjiang Energy Development Co Ltd New Energy Dongjiang Branch
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-10-11
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a wind turbine generator system gale auxiliary anti-swing damper, which relates to the technical field of wind turbine generator system auxiliary equipment and comprises a damper ball body, wherein the upper part of the outer side wall of the damper ball body is fixedly connected with a main bearing chain, and the middle part of the outer side wall of the damper ball body is provided with connecting balls in an annular array at the ball center of the damper ball body; the damper suspension bracket plays a role in supporting the damping ball; the outer side wall of each connecting ball is fixedly connected with a damping spring; and at least one point of the outer side wall of the damping spring is fixedly connected with the distance sensor. The utility model discloses, the attenuator spheroid passes through damping spring and prevents pendulum cylinder fixed connection, effectively makes damping force direction reverse with cylinder swing direction, reduces cylinder swing angle, and tension makes the spring slowly tensile, prevents that a tower section of thick bamboo from being destroyed by the impact force, and distance sensor can effectively judge the biggest swing angle of cylinder, effectively improves cylinder life, reduces personnel's operation risk.

Description

Supplementary damper of preventing putting of strong wind of wind turbine generator system

Technical Field

The utility model relates to a wind turbine generator system auxiliary assembly technical field especially relates to a supplementary damper of preventing putting of wind turbine generator system gale.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind-driven generator generally comprises wind wheels, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and other components. The wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into the mechanical energy of the wind wheel shaft, and the generator rotates under the driving of the wind wheel shaft to generate electricity. Wind energy is solar energy, so the wind power generator is a heat energy utilization generator which takes the sun as a heat source and the atmosphere as a working medium

In order to improve the safety of the wind driven generator in windy weather, the safety of sudden windy during cabin maintenance of operating personnel is improved, and the operating risk is reduced. Therefore, the auxiliary anti-swing damper for the strong wind of the wind turbine generator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a wind turbine generator set gale auxiliary anti-swing damper.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a strong wind auxiliary anti-swing damper of a wind turbine generator comprises a damper ball, wherein a main bearing chain is fixedly connected to the upper part of the outer side wall of the damper ball, and connecting balls are arranged in the middle of the outer side wall of the damper ball in an annular array mode through the sphere center of the damper ball;

the damper suspension bracket plays a role in supporting the damping ball;

the outer side wall of each connecting ball is fixedly connected with a damping spring;

and at least one point of the outer side wall of the damping spring is fixedly connected with the distance sensor, and the distance sensor is used for measuring the stretching distance of the damping spring.

Preferably, the damper ball is fixedly connected with the damper suspension bracket through a main bearing chain.

Preferably, a column is fixedly connected to the outer side of the lower end face of the damper suspension bracket.

Preferably, the connecting balls are provided in at least 6 numbers.

Preferably, the damping springs are fixedly connected with the cylinders on the same side respectively.

Preferably, the distance sensor model is AS5600-ASOM.

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

1. the utility model discloses, the attenuator spheroid passes through damping spring and prevents pendulum cylinder fixed connection, effectively makes damping force direction reverse with cylinder swing direction, reduces cylinder swing angle, and tension makes the spring slowly tensile, prevents that a tower section of thick bamboo from receiving the impact force to be destroyed.

2. The utility model discloses, distance sensor can effectively judge the biggest swing angle of cylinder, effectively improves cylinder life, reduces personnel's operation risk.

Drawings

Fig. 1 is a schematic view of an overall structure of a wind turbine generator set high wind auxiliary anti-swing damper in front view;

fig. 2 is the utility model provides a supplementary damper of preventing putting of strong wind of wind turbine generator system looks at local structure schematic diagram.

In the figure: 1. a damper ball; 2. a main load-bearing chain; 3. a damper suspension bracket; 4. the connecting ball 5 and the damping spring; 6. a distance sensor; 7. a column.

Detailed Description

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

Referring to fig. 1-2, the strong wind auxiliary anti-swing damper of the wind turbine generator system comprises a damper ball body 1, wherein the upper part of the outer side wall of the damper ball body 1 is fixedly connected with a main bearing chain 2, and the middle part of the outer side wall of the damper ball body 1 is provided with connecting balls 4 in an annular array by the sphere center of the damper ball body 1; the damper suspension bracket 3 is used for supporting the damper ball 1; the outer side wall of each connecting ball 4 is fixedly connected with a damping spring 5; and at least one point of the outer side wall of the damping spring 5 is fixedly connected with the distance sensor 6, and the distance sensor 6 is used for measuring the stretching distance of the damping spring 5.

Referring to fig. 1-2, a damper ball 1 is fixedly connected with a damper suspension bracket 3 through a main bearing chain 2, and the size of the damper ball 1 is determined according to the height, the mass, the wind environment and other conditions of an anti-swing column body;

through the arrangement of the damper ball 1, the swing angle can be reduced in the swing process of the cylinder.

Referring to fig. 1-2, a cylinder 7 is fixedly connected to the outside of the lower end surface of the damper suspension bracket 3;

through the cooperation of main bearing chain 2 and cylinder 7, make attenuator suspension bracket 3 can play the effect of hanging attenuator spheroid 1.

Referring to fig. 1-2, at least 6 connecting balls 4 are provided, and the damping springs 5 are fixedly connected with the cylinders 7 on the same side respectively;

through the setting of connecting ball 4 and damping spring 5, can play and establish the relation of being connected of attenuator spheroid 1 and cylinder 7, through damping spring 5's cooperation, realized playing the effect of slowly exerting reverse tension to wobbling cylinder 7.

Referring to fig. 1-2, wherein the distance sensor model is AS5600-ASOM;

through the setting of distance sensor 6, can monitor the distance between damper spheroid 1 when damping spring 5 takes place to warp to judge the biggest angle of cylinder 7 swing.

The utility model discloses in, cooperation through main bearing chain 2 and cylinder 7, make attenuator suspension support 3 can play the effect of hanging attenuator spheroid 1, make at strong wind weather, strong wind can blow the cylinder and take place the swing, lead to the setting through attenuator spheroid 1, can play and reduce swing angle at cylinder swing in-process, setting through connecting ball 4 and damping spring 5, can play and establish the relation of being connected of attenuator spheroid 1 and cylinder 7, cooperation through damping spring 5, the effect of the slow reverse tension of exerting of playing to wobbling cylinder 7 has been realized, effectively make damping force direction reverse with cylinder swing direction, reduce cylinder swing angle, tension makes damping spring 5 slow stretching, prevent that a tower section of thick bamboo from being destroyed, through distance sensor 6's setting, can monitor the distance between 1 at attenuator spheroid when damping spring 5 takes place deformation, with the biggest angle of judging cylinder 7 wobbling, effectively improve cylinder 7 life, personnel's operation risk is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a supplementary damper of preventing putting of strong wind of wind turbine generator system which characterized in that includes:

the damper comprises a damper ball body (1), wherein the upper part of the outer side wall of the damper ball body (1) is fixedly connected with a main bearing chain (2), and connecting balls (4) are arranged in the middle of the outer side wall of the damper ball body (1) in an annular array mode by using the sphere center of the damper ball body (1);

the damper suspension bracket (3) plays a role in supporting the damper ball (1);

the outer side wall of each connecting ball (4) is fixedly connected with a damping spring (5);

the distance sensor (6), at least one point of the lateral wall of the damping spring (5) is fixedly connected with the distance sensor (6), and the distance sensor (6) is used for measuring the stretching distance of the damping spring (5).

2. The auxiliary anti-swing damper for the large wind of the wind turbine generator system according to claim 1, wherein the damper ball (1) is fixedly connected with the damper suspension bracket (3) through a main bearing chain (2).

3. The auxiliary high wind anti-swing damper of the wind turbine generator set according to claim 1, wherein a column (7) is fixedly connected to the outer side of the lower end face of the damper suspension bracket (3).

4. The wind turbine generator high wind auxiliary anti-swing damper according to claim 1, characterized in that the number of the connecting balls (4) is at least 6.

5. The auxiliary windward anti-swing damper of the wind turbine generator system according to claim 3, wherein the damping springs (5) are respectively fixedly connected with the cylinders (7) on the same side.

6. The gale auxiliary anti-sway damper of a wind turbine generator system of claim 1, wherein the distance sensor is of the type AS5600-ASOM.