CN216691343U

CN216691343U - Fault early warning device based on wind power system

Info

Publication number: CN216691343U
Application number: CN202220165496.8U
Authority: CN
Inventors: 李鹏飞; 闫佳; 左蓬; 苏伟
Original assignee: Hebei Suntien New Energy Technology Co Ltd
Current assignee: Hebei Suntien New Energy Technology Co Ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-07
Anticipated expiration: 2032-01-21

Abstract

The utility model provides a fault early warning device based on a wind power system. Wind power system based fault early warning device includes: a motor and a hydraulic rod; the sensing controller is fixedly connected to the top of the motor; the protective box is arranged outside the hydraulic rod, and a protective groove is formed in the protective box. According to the fault early warning device based on the wind power system, the fan is subjected to protection induction through the sensing controller, when the fan breaks down, the sensing controller is started to drive the hydraulic rod to descend and enter the protection groove, the rotating shaft is clamped into the arc-shaped groove, and the limiting teeth are clamped into the positioning groove, so that the whole back of the protection box of the motor is protected, meanwhile, the fan blades cannot rotate due to clamping of the limiting teeth, further damage to the motor is avoided, and the service life of the motor is effectively prolonged.

Description

Fault early warning device based on wind power system

Technical Field

The utility model relates to the field of wind power systems, in particular to a fault early warning device based on a wind power system.

Background

Wind power generation technology has been developed in recent years as a very important component in the field of new energy. Because the wind power plant is generally located in a remote area and the working environment is complex and severe, the probability of the wind generating set being in failure is higher, and a plurality of operation failures occur.

With the operation of large-scale wind power plants, in order to reduce the risk of the operation of the wind turbine generator and maintain the safe and economic operation of the wind turbine generator, the fault diagnosis, early warning and prediction play more and more important roles in the wind power generation operation process.

However, when the blade is cracked due to the too fast wind speed caused by natural storm disasters to cause unstable rotating speed or the rotating speed of the blade is too slow due to machine faults, the alternating current output by the wind driven generator is unstable, and therefore the safety of the whole motor is influenced.

Therefore, it is necessary to provide a fault early warning device based on a wind power system to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fault early warning device based on a wind power system, which solves the problem of insufficient safety protection when a wind power motor is used.

In order to solve the technical problem, the fault early warning device based on the wind power system provided by the utility model comprises: a motor and a hydraulic rod;

the sensing controller is fixedly connected to the top of the motor;

the protection box is arranged outside the hydraulic rod, a protection groove is formed in the protection box, a mounting plate is fixedly connected to the front side of the protection box, an arc-shaped groove is formed in the top of the mounting plate, and a positioning groove is formed in the bottom of the arc-shaped groove;

the pivot, the pivot is rotated and is connected in the front of motor, four spacing teeth of outside fixedly connected with of pivot, sensor control ware is current device for control starts the hydraulic stem, the arc wall is semicircle type groove, is used for holding the pivot, the wide degree of depth of constant head tank all with spacing tooth phase-match.

Preferably, the one end fixedly connected with adapter of pivot, the three flabellum of outside fixedly connected with of adapter, it is three the flabellum is annular align to grid.

Preferably, three the inside of flabellum all is provided with the frost sensor, the frost sensor is current device for the thickness that the response flabellum surface condenses the frost to carry out the control regulation to the flabellum.

Preferably, the back of the motor is provided with fan blades, and the fan blades are used for positioning and capturing the wind direction to enable the fan to adapt to the wind direction.

Preferably, the back of the protection box is provided with a U-shaped groove, and the U-shaped groove is used for accommodating a connecting rod of the fan blade.

Preferably, the top end of the hydraulic rod is provided with a connecting rod, and the connecting rod is used for connecting the motor and the hydraulic rod.

Preferably, it is three the lightning arrester is all installed to the inside of flabellum, the lightning arrester is current device, the lightning arrester is pure metals such as aluminium, copper that a piece has good electric conductivity.

Compared with the related art, the fault early warning device based on the wind power system has the following beneficial effects:

the utility model provides a fault early warning device based on a wind power system, which is characterized in that a fan is subjected to protection induction through a sensing controller, when the fan breaks down, the sensing controller is used for sensing alarm and simultaneously starts a driving hydraulic rod to descend to enter the protection groove, a rotating shaft is clamped into the arc groove, and a limiting tooth is clamped into a positioning groove, so that the whole back of a protection box of a motor is protected, and meanwhile, a fan blade cannot rotate due to clamping of the limiting tooth, so that the motor is prevented from being further damaged, and the service life of the motor is effectively prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of a fault early warning device based on a wind power system, provided by the utility model;

FIG. 2 is a schematic structural view of a frost sensor provided in the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a schematic structural diagram of a second embodiment of the fault early warning device based on the wind power system provided by the utility model.

Reference numbers in the figures: 1. fan blade, 2, sensor control ware, 3, motor, 4, connecting rod, 5, protective groove, 6, arc wall, 7, constant head tank, 8, mounting panel, 9, hydraulic stem, 10, protective box, 11, flabellum, 12, adapter, 13, frost sensor, 14, U type groove, 15, spacing tooth, 16, pivot, 17, lightning receptor.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

First embodiment

Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic structural diagram of a fault early warning device based on a wind power system according to a first embodiment of the present invention; fig. 2 is a schematic structural view of the main plate shown in fig. 1. Wind power system based fault early warning device includes: the motor 3 and the hydraulic rod 9;

the sensing controller 2 is fixedly connected to the top of the motor 3;

the protection box 10 is installed outside the hydraulic rod 9, a protection groove 5 is formed in the protection box 10, a mounting plate 8 is fixedly connected to the front face of the protection box 10, an arc-shaped groove 6 is formed in the top of the mounting plate 8, and a positioning groove 7 is formed in the bottom of the arc-shaped groove 6;

the pivot 16, pivot 16 rotates to be connected in the front of motor 3, four spacing teeth 15 of the outside fixedly connected with of pivot 16, sensing controller 2 is current device for control starts the hydraulic stem 9, arc wall 6 is semicircle type groove, is used for holding pivot 16, the wide degree of depth of constant head tank 7 all with spacing tooth 15 phase-matches for hold spacing tooth 15 of joint, thereby restriction flabellum 11's rotation.

One end of the rotating shaft 16 is fixedly connected with an adapter 12, three fan blades 11 are fixedly connected to the outside of the adapter 12, and the three fan blades 11 are uniformly arranged in an annular shape;

the interior of each of the three fan blades 11 is provided with a frost sensor 13, and the frost sensors 13 are conventional devices and are used for sensing the thickness of frost condensed on the surfaces of the fan blades 11, so that the fan blades are controlled and adjusted, and the service life of the fan is prolonged;

the back of the motor 3 is provided with a fan blade 1, and the fan blade 1 is used for positioning and capturing the wind direction to enable the fan to adapt to the wind direction;

the back of the protective box 10 is provided with a U-shaped groove 14, and the U-shaped groove 14 is used for accommodating a connecting rod of the fan blade 1;

connecting rod 4 is installed on the top of hydraulic stem 9, connecting rod 4 is used for connecting motor 3 and hydraulic stem 9.

The working principle of the fault early warning device based on the wind power system provided by the utility model is as follows:

when the protection device is installed, the motor 3 is installed at the top end of the connecting rod 4, then the protection box 10 is sleeved at a higher position outside the hydraulic rod 9, and then the connecting rod 4 is installed at the top end of the hydraulic rod 9;

when the fan broke down, sensing controller 2 started, reported to the police with trouble information transmission backstage, started simultaneously and driven hydraulic stem 9 descends, entered into the inside of protective groove 5, and the inside of arc 6 is gone into to pivot 16 joint, and spacing tooth 15 joint simultaneously gets into the inside of constant head tank 7, and the connecting axle joint of fan blade 1 gets into the inside of U type groove 14.

the fan is protected and sensed through the sensing controller 2, when the fan breaks down, when the sensing controller 2 senses and alarms, the starting driving hydraulic rod 9 descends, the inside of the protective groove 5 is entered, the rotating shaft 16 is clamped into the inside of the arc-shaped groove 6, meanwhile, the limiting tooth 15 is clamped into the inside of the positioning groove 7, so that the motor 3 is integrally protected by the protective box 10, meanwhile, the limiting tooth 15 is clamped, the fan blade 11 cannot rotate, the motor 3 is prevented from being further damaged, and the service life of the motor 3 is effectively prolonged.

Second embodiment

Referring to fig. 3 to fig. 4, based on the fault early warning device based on the wind power system provided in the first embodiment of the present application, a second embodiment of the present application provides another fault early warning device based on the wind power system. The second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the difference of the fault early warning device based on wind power system that the second embodiment of this application provided is in, it is three lightning receptor 17 is all installed to the inside of flabellum 11, lightning receptor 17 is current device, lightning receptor 17 is a pure metal such as aluminium, copper that has good electric conductivity for absorb conduction lightning.

through the internally mounted arrester 17 at flabellum 11, through the installation of buryying to and the arrester 17 that pure metals such as aluminium, copper made for the fan can conduct the thunder and lightning to ground through arrester 17 when accepting the electric shock, thereby the barrier propterty of effectual improvement fan.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a trouble early warning device based on wind power system which characterized in that includes: a motor and a hydraulic rod;

the sensing controller is fixedly connected to the top of the motor;

the pivot, the pivot rotates to be connected in the front of motor, the outside fixedly connected with of pivot has four spacing teeth.

2. The wind power system-based fault early warning device according to claim 1, wherein an adapter is fixedly connected to one end of the rotating shaft, and three fan blades are fixedly connected to the outside of the adapter.

3. The wind power system-based fault early warning device according to claim 2, wherein a frost sensor is arranged inside each of the three fan blades.

4. The wind power system-based fault early warning device according to claim 1, wherein fan blades are mounted on the back of the motor.

5. The wind power system-based fault early warning device according to claim 1, wherein a U-shaped groove is formed in the back surface of the protection box.

6. The wind power system-based fault early warning device according to claim 1, wherein a connecting rod is mounted at the top end of the hydraulic rod.

7. The wind power system-based fault early warning device according to claim 2, wherein lightning receptors are installed inside three fan blades.