CN112736722A

CN112736722A - Control cabinet of wind turbine generator

Info

Publication number: CN112736722A
Application number: CN202011635842.6A
Authority: CN
Inventors: 沈波; 杨晓峰; 王献文; 于景龙; 郭辰; 付薇; 任鑫; 童彤; 王恩民; 王�华; 赵鹏程; 杜静宇; 王晨; 张丽达; 张明杰; 孟欣; 常青松; 杨健全; 刘羿辰
Original assignee: Huaneng International Power Development Co Jilin Tongyu Wind Power Branch; Huaneng Clean Energy Research Institute
Current assignee: Huaneng International Power Development Co Jilin Tongyu Wind Power Branch; Huaneng Clean Energy Research Institute
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-04-30

Abstract

The invention discloses a wind turbine generator control cabinet, and belongs to the technical field of wind power generation. Including the elastic buffer who uses the spring as the core that sets up around the cabinet body and bottom, weaken even eliminate the vibration that meets in transportation and the hoist and mount process through the flexible of spring, still be provided with the fan simultaneously, the dust collection box, the dust absorption dish, a controller, regularly start the interior dust of fan absorption switch board through the controller, the dust influence heat dissipation appears in avoiding the switch board, also can absorb heat in the dust absorption, fault rate when having the reduction transportation, keep the clean increase of service life's of cabinet body inside advantage.

Description

Control cabinet of wind turbine generator

Technical Field

The invention belongs to the technical field of wind power generation, and particularly relates to a control cabinet of a wind turbine generator.

Background

The control cabinet is to assemble the switch equipment, measuring instrument, protective electric appliance and auxiliary equipment in the closed or semi-closed metal cabinet or on the screen according to the electric wiring requirement, the arrangement should meet the requirement of normal operation of the power system, it is easy to overhaul, does not endanger the safety of the human body and the surrounding equipment, the circuit can be switched on or off by the manual or automatic switch in normal operation, the circuit can be switched off or alarmed by the protective electric appliance in fault or abnormal operation, various parameters in operation can be displayed by the measuring instrument, some electric parameters can be adjusted, the departure from the normal working state can be prompted or signaled, the existing control cabinet for the wind power generating set mainly has the following disadvantages in transportation and use: 1) in the transportation and hoisting process of the control cabinet, internal instruments and meters are easy to damage due to vibration or collision; 2) in the long-time operation process, the instrument surface is easily covered by dust, influences the heat dissipation.

Disclosure of Invention

In order to solve the defects of the prior art, the invention aims to provide a control cabinet of a wind turbine generator, which can reduce the failure rate of the control cabinet in the transportation and hoisting processes, keep the interior of the control cabinet clean, improve the stability of internal equipment and prolong the service life.

The invention is realized by the following technical scheme:

the invention discloses a wind turbine generator control cabinet, which comprises a cabinet body and is characterized in that: the bottom of the cabinet body is provided with a plurality of damping supports, the tops of the damping supports are provided with first grooves, first limiting blocks are fixedly connected in the first grooves, first springs are sleeved on the first limiting blocks, the tops of the first springs are fixedly connected with first fixing blocks, first sliding grooves are formed in the bottoms of the first fixing blocks, and the first sliding grooves are connected with the first limiting blocks in a sliding mode; the top of the first fixed block is fixedly connected with a connecting block, and the connecting block is fixedly connected with the cabinet body; the top of the cabinet body is connected with a plurality of hanging rings; the cabinet body is provided with cabinet doors at the front side and the rear side, a second groove is formed in each cabinet door, a first baffle is arranged on the outer side of each cabinet door, a plurality of second limiting blocks are fixedly connected in each second groove, a second spring is sleeved on each second limiting block, a second fixing block is fixedly connected to the top of each second spring, a second sliding groove is formed in the bottom of each second fixing block and is in sliding connection with the corresponding second limiting block, and each second fixing block is fixedly connected with the corresponding first baffle; the cabinet door is provided with a vent; the left side and the right side of the cabinet body are provided with second baffles, the surfaces of the left side and the right side of the cabinet body are provided with third grooves, a plurality of third limiting blocks are fixedly connected in the third grooves, third springs are sleeved on the third limiting blocks, the tops of the third springs are fixedly connected with third fixing blocks, the bottoms of the third fixing blocks are provided with third sliding grooves, the third sliding grooves are slidably connected with the third limiting blocks, and the third fixing blocks are fixedly connected with the second baffles;

the bottom surface in the cabinet body is fixedly connected with an installation plate, and the top in the cabinet body is provided with a plurality of lighting lamp tubes; the second cavity has all been seted up to the internal upper and lower part of cabinet, fixedly connected with fan and dust collection box in the second cavity, and the import side of fan is connected with the dust absorption dish through the dust collecting tube, has seted up the dust absorption chamber in the dust absorption dish, and a plurality of dust absorption holes have just been seted up to one side of the internal portion of cabinet to the dust absorption dish, and the dust absorption hole passes through dust absorption pipe and dust absorption chamber intercommunication, and the outlet side of fan is connected with the dust collection box through leading the dirt pipe.

Preferably, the mounting plate is fixed in the middle of the bottom surface in the cabinet body.

Further preferably, the plurality of lighting tubes are symmetrically distributed on two sides of the mounting plate.

Preferably, a storage battery is arranged in one of the second cavities, the storage battery is connected with a controller, and the fan, the storage battery and the lighting lamp tube are all connected with the controller.

Further preferably, a material level monitoring device is arranged in the dust collection box and is connected with the controller.

Preferably, a filter screen is arranged in the ventilation opening on the cabinet door.

Preferably, the number of the shock absorption supports is 4, and the shock absorption supports are respectively arranged at 4 top corners of the bottom surface of the cabinet body.

Preferably, the number of the hanging rings is 4, and the hanging rings are respectively arranged at 4 top corners of the upper plane of the cabinet body.

Preferably, the hanging ring is detachably connected with the cabinet body.

Preferably, a cavity door is arranged outside the second cavity.

Compared with the prior art, the invention has the following beneficial technical effects:

the invention discloses a wind turbine generator control cabinet, which is characterized in that the periphery and the bottom of a cabinet body are provided with elastic buffer devices which take springs as cores, the vibration encountered in the transportation and hoisting processes is weakened or even eliminated through the extension and contraction of the springs, and the wind turbine generator control cabinet is also provided with a fan, a dust collection box, a dust collection disc and a controller.

Furthermore, the mounting plate is fixed in the middle of the bottom surface in the cabinet body, so that various types of equipment can be mounted conveniently.

Furthermore, a plurality of lighting lamp tubes are symmetrically distributed on two sides of the mounting plate and are uniformly illuminated.

Furthermore, the storage battery can provide a power supply during power-off maintenance, so that power is supplied to the lighting lamp tube, and illumination is provided for maintenance personnel.

Further, the material level monitoring device can remind workers to clean in time when collected dust is more.

Furthermore, a filter screen is arranged in the ventilation opening on the cabinet door, so that impurities and dust entering the cabinet body are reduced.

Further, the number of shock mount is 4, establishes respectively in 4 apex angles departments of cabinet body bottom surface, can evenly share the impact force, and the structure is firm.

Further, the quantity of rings is 4, establishes respectively in 4 apex angle departments of cabinet body upper surface plane, makes the hoist and mount transportation more steady.

Further, a chamber door is arranged on the outer side of the second cavity, and dust and impurities entering the second cavity are reduced.

Drawings

FIG. 1 is a schematic front cross-sectional view of the present invention;

FIG. 2 is a schematic side cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 1 in accordance with the present invention;

FIG. 5 is an enlarged view of a portion C of FIG. 2 according to the present invention;

fig. 6 is a partial enlarged view of D in fig. 2 according to the present invention.

In the figure: 1. a cabinet body; 2. a shock-absorbing support; 3. a first stopper; 4. a first spring; 5. a first fixed block; 6. a first connection block; 7. a hoisting ring; 8. a cabinet door; 9. a first baffle plate; 10. a second limiting block; 11. a second spring; 12. a second fixed block; 13. a second baffle; 14. a third limiting block; 15. a third spring; 16. a third fixed block; 17. an illuminating lamp tube; 18. mounting a plate; 19. a fan; 20. a dust collecting box; 21. a dust collecting pipe; 22. a dust collection tray; 23. a dust collection pipe; 24. a dust guide pipe; 25. a storage battery; 26. and a controller.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are included to illustrate and not to limit the invention:

referring to fig. 1 and 2, the wind turbine generator control cabinet comprises a cabinet body 1, wherein a plurality of damping supports 2 are arranged at the bottom of the cabinet body 1, as shown in fig. 4 and 6, a first groove is formed in the top of each damping support 2, a first limiting block 3 is fixedly welded in the first groove, a first spring 4 is fixedly welded at the upper end of each first limiting block 3, a first fixing block 5 is fixedly welded at the top of each first spring 4, a first sliding groove is formed in the bottom of each first fixing block 5, the first sliding groove is slidably connected with the first limiting block 3, a connecting block 6 is fixedly welded at the top of each first fixing block 5, and the connecting block 6 is fixedly welded with the cabinet body 1.

1 top welded fastening of the cabinet body has a plurality of rings 7, first cavity has been seted up in the cabinet body 1, cabinet door 8 has been seted up to both sides around the first cavity on the cabinet body 1, the second recess has been seted up to one side of keeping away from each other of two cabinet doors 8, two cabinet door 8's the outside all is provided with first baffle 9, as fig. 5, welded fastening has a plurality of second stopper 10 in the second recess, second stopper 10 upper end welded fastening has second spring 11, second spring 11's top welded fastening has second fixed block 12, the second spout has been seted up to the bottom of second fixed block 12, second spout and 10 sliding connection of second stopper, second fixed block 12 and first baffle 9 welded fastening.

One of the cabinet doors 8 is provided with a vent, and preferably, a filter screen is arranged in the vent. As shown in fig. 3, the left and right sides of the cabinet body 1 are provided with the second baffle 13, a third groove is formed in the surface of the left and right sides of the cabinet body 1, a plurality of third limiting blocks 14 are welded and fixed in the third groove, a third spring 15 is welded and fixed at the upper end of each third limiting block 14, a third fixing block 16 is welded and fixed at the top of each third spring 15, a third sliding groove is formed in the bottom of each third fixing block 16, the third sliding groove is connected with the third limiting blocks 14 in a sliding manner, and the third fixing block 16 is welded and fixed with the second baffle 13.

A plurality of lighting lamp tubes 17 are fixedly welded at the top of the first cavity, a mounting plate 18 is fixedly welded at the bottom of the first cavity, second cavities are formed in the upper side and the lower side of the first cavity on the cabinet body 1, and preferably, cavity doors are formed in the outer sides of the second cavities on the cabinet body 1; a fan 19 is welded and fixed in the second cavity, a dust collecting box 20 is arranged on the right side of the fan 19 in the second cavity, a dust collecting pipe 21 is welded and fixed at an air inlet of the fan 19, a dust collecting tray 22 is welded and fixed at the tail end of the dust collecting pipe 21, a dust suction cavity is formed in the dust collecting tray 22, a plurality of dust suction holes are formed in one side, close to the first cavity, of the dust collecting tray 22, a dust suction pipe 23 is welded and fixed in each dust suction hole, the tail end of the dust suction pipe 23 is communicated with the first cavity, a dust guide pipe 24 is welded and fixed at an air outlet of the fan 19, the dust guide pipe 24 is communicated with the dust collecting box 20, a storage battery 25 is welded and fixed at the top of one second cavity, a controller 26 is welded and fixed at the right side of the storage battery 25 in the second cavity, and the fan.

In a preferred embodiment of the present invention, a level monitor is provided in the dust box 20 and is connected to the controller 26 to alert cleaning when a large amount of dust has been collected.

Preferably, the number of shock absorption support 2 is four, and four shock absorption support 2 are the rectangle and distribute on the four corners of cabinet 1 bottom surface. The number of the hanging rings 7 is four, and the four hanging rings 7 are distributed on four corners of the upper plane of the cabinet body 1 in a rectangular shape; further preferably, the hanging ring 7 is detachably connected with the cabinet body 1, and can be detached after the hanging is finished.

In one embodiment of the present invention, the number of the lighting tubes 17 is two, and the two lighting tubes 17 are symmetrically distributed centering on the mounting plate 18.

The working principle of the invention is as follows:

each control unit is arranged on a mounting plate 18 and is connected with a lifting ring 7 through a fixing piece when the control unit needs to be lifted, when a damping support 2 of the cabinet body 1 is in contact with the ground, under the action of gravity, the first spring 4 contracts to perform buffering and damping, when a second baffle 13 on the side surface collides, the third spring 15 contracts to perform buffering and damping, when a first baffle 9 collides, the second spring 11 contracts to perform buffering and damping to avoid influencing instruments and meters in the cabinet body 1, a controller 26 is used for controlling a fan 19 to be started at regular time, so that dust in the cabinet body 1 passes through a dust suction pipe 23, a dust suction disc 22, a dust collection pipe 21 and a dust guide pipe 24 along with air flow, finally enters the dust collection box 20, the dust in the dust collection box 20 is cleaned regularly, the heat in the cabinet body 1 can be sucked away while dust is sucked, and a certain cooling effect is achieved, when emergency and power-off maintenance occur, the storage battery 25 supplies power to the lighting lamp tube 17 to provide illumination for maintenance personnel.

The above description is only a part of the embodiments of the present invention, and although some terms are used in the present invention, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention and are to be construed as any additional limitation which is not in accordance with the spirit of the invention. The foregoing is merely an illustration of the present invention for the purpose of providing an easy understanding and is not intended to limit the present invention to the particular embodiments disclosed herein, and any technical extensions or innovations made herein are protected by the present invention.

Claims

1. The utility model provides a wind turbine generator system switch board, includes the cabinet body (1), its characterized in that: the bottom of the cabinet body (1) is provided with a plurality of damping supports (2), the top of each damping support (2) is provided with a first groove, a first limiting block (3) is fixedly connected in each first groove, a first spring (4) is sleeved on each first limiting block (3), the top of each first spring (4) is fixedly connected with a first fixing block (5), the bottom of each first fixing block (5) is provided with a first sliding groove, and each first sliding groove is connected with each first limiting block (3) in a sliding mode; the top of the first fixing block (5) is fixedly connected with a connecting block (6), and the connecting block (6) is fixedly connected with the cabinet body (1); the top of the cabinet body (1) is connected with a plurality of lifting rings (7); the cabinet door (8) is arranged on the front side and the rear side of the cabinet body (1), a second groove is formed in the cabinet door (8), a first baffle (9) is arranged on the outer side of the cabinet door (8), a plurality of second limiting blocks (10) are fixedly connected in the second groove, a second spring (11) is sleeved on each second limiting block (10), a second fixed block (12) is fixedly connected to the top of each second spring (11), a second sliding groove is formed in the bottom of each second fixed block (12), the second sliding groove is connected with the second limiting blocks (10) in a sliding mode, and the second fixed blocks (12) are fixedly connected with the first baffle (9); a ventilation opening is arranged on the cabinet door (8); the left side and the right side of the cabinet body (1) are provided with second baffles (13), the surfaces of the left side and the right side of the cabinet body (1) are provided with third grooves, a plurality of third limiting blocks (14) are fixedly connected in the third grooves, third springs (15) are sleeved on the third limiting blocks (14), the tops of the third springs (15) are fixedly connected with third fixing blocks (16), the bottoms of the third fixing blocks (16) are provided with third sliding grooves, the third sliding grooves are slidably connected with the third limiting blocks (14), and the third fixing blocks (16) are fixedly connected with the second baffles (13);

the inner bottom surface of the cabinet body (1) is fixedly connected with a mounting plate (18), and the inner top of the cabinet body (1) is provided with a plurality of lighting lamp tubes (17); the second cavity has all been seted up to the upper and lower part in the cabinet body (1), fixedly connected with fan (19) and dust collection box (20) in the second cavity, the import side of fan (19) is connected with dust absorption dish (22) through dust collecting tube (21), it has the dust absorption chamber to have seted up in dust absorption dish (22), a plurality of dust absorption holes have just been seted up to one side of the cabinet body (1) inside in dust absorption dish (22), the dust absorption hole passes through dust absorption pipe (23) and communicates with the dust absorption chamber, the outlet side of fan (19) is passed through dust guide pipe (24) and is connected with dust collection box (20).

2. The wind turbine generator control cabinet according to claim 1, characterized in that the mounting plate (18) is fixed in the middle of the bottom surface in the cabinet body (1).

3. The wind turbine control cabinet according to claim 2, characterized in that the plurality of lighting tubes (17) are symmetrically distributed on both sides of the mounting plate (18).

4. The wind turbine control cabinet according to claim 1, wherein a storage battery (25) is arranged in one of the second cavities, the storage battery (25) is connected with a controller (26), and the fan (19), the storage battery (25) and the lighting lamp (17) are all connected with the controller (26).

5. The wind turbine control cabinet according to claim 4, wherein a material level monitoring device is arranged in the dust collection box (20), and the material level monitoring device is connected with the controller (26).

6. The wind turbine control cabinet according to claim 1, characterized in that a filter screen is arranged in a ventilation opening on the cabinet door (8).

7. The wind turbine generator control cabinet according to claim 1, wherein the number of the shock-absorbing supports (2) is 4, and the shock-absorbing supports are respectively arranged at 4 top corners of the bottom surface of the cabinet body (1).

8. The wind turbine generator control cabinet according to claim 1, wherein the number of the lifting rings (7) is 4, and the lifting rings are respectively arranged at 4 top corners of the upper plane of the cabinet body (1).

9. The wind turbine control cabinet according to claim 1, characterized in that the lifting ring (7) is detachably connected to the cabinet body (1).

10. The wind turbine generator control cabinet according to claim 1, wherein a chamber door is provided outside the second cavity.