CN214741874U

CN214741874U - Heat dissipation device for wind driven generator cabin

Info

Publication number: CN214741874U
Application number: CN202121028418.5U
Authority: CN
Inventors: 刘龙; 李飞飞; 刘祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-16
Anticipated expiration: 2031-05-14

Abstract

The utility model belongs to the technical field of aerogenerator cabin, especially, a heat abstractor for aerogenerator cabin proposes following scheme now, and it includes the cabin, bottom inner wall difference fixed mounting in the cabin has generator and gear box, the gear box is transmission connection has main shaft and high-speed shaft respectively, the high-speed shaft is kept away from the one end of gear box and is connected with the connecting axle fixed connection of generator, the one end of main shaft extends to the outside of cabin and fixed mounting has a wheel hub, the outside of wheel hub is fixed mounting has a plurality of blades respectively, the outside of main shaft is fixed the cover and is equipped with first bevel gear, first bevel gear meshing has two second bevel gears that the symmetry set up, and the one side that two second bevel gears kept away from each other all fixed mounting has the connecting axle; the utility model is simple in operation, the blade receives the wind and carries out the pivoted in-process, utilizes the turning force of blade can provide power for the heat radiation structure in the cabin, and then can effectually dispel the heat to gear box and generator.

Description

Heat dissipation device for wind driven generator cabin

Technical Field

The utility model relates to a aerogenerator cabin technical field especially relates to a heat abstractor for aerogenerator cabin.

Background

The wind driven generator cabin is an important part of the wind driven generator set and is a protection structure of the wind driven generator set, so that the wind driven generator set can normally work in a severe meteorological environment, and internal equipment and personnel are protected from being damaged by external environmental factors such as wind, rain, snow, salt fog, ultraviolet radiation and the like. Under the environmental conditions, the cabin cover is required to have high quality and high reliability to ensure that the wind turbine generator works normally for 20 years.

The heat dissipation device for the wind driven generator cabin is provided for solving the problems that the number of electrical components in the wind driven generator cabin is large, the internal temperature can rise in the long-time working process, the internal components work under the high-temperature condition and are prone to failure, and in order to accelerate the heat dissipation effect in the wind driven generator cabin, the heat dissipation device for the wind driven generator cabin is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heat dissipation device for a wind driven generator cabin.

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

the utility model provides a heat abstractor for aerogenerator cabin, includes the cabin, bottom inner wall difference fixed mounting in the cabin has generator and gear box, the gear box transmission respectively is connected with main shaft and high-speed shaft, the high-speed shaft is kept away from the one end of gear box and the connecting axle fixed connection of generator, the one end of main shaft extends to the outside and fixed mounting in cabin have wheel hub, wheel hub's the outside is fixed mounting respectively has a plurality of blades, the fixed cover in outside of main shaft is equipped with first bevel gear, first bevel gear meshes has two second bevel gears of symmetry setting, and the equal fixed mounting in one side that two second bevel gears kept away from each other has the connecting axle, and the equal fixed mounting in one side that two connecting axles kept away from each other has the rolling disc, and the equal fixedly connected with drive assembly in one side that two rolling discs kept away from each other, the one end that drive assembly kept away from the rolling disc rotates and is connected with the U-shaped plate, one side that two U-shaped boards kept away from each other respectively with the both sides inner wall sliding connection in cabin, the U-shaped inboard rotation supports has a plurality of flabellums, the flabellum is connected with driver part, a plurality of louvres have been seted up in the outside in cabin.

Preferably, the transmission assembly comprises a first connecting rod rotatably installed on one side of the rotating disc, one end, far away from the rotating disc, of the first connecting rod is rotatably connected with a second connecting rod, and one end, far away from the first connecting rod, of the second connecting rod is rotatably connected with one side of the U-shaped plate.

Preferably, the fan blade support device comprises a plurality of support rods fixedly arranged on one side of the U-shaped plate, the support rods are respectively and rotatably connected with a plurality of rotating shafts, and the rotating shafts respectively penetrate through the central positions of the fan blades and are fixedly connected with the central positions of the fan blades.

Preferably, the driving part comprises a gear fixedly sleeved outside the rotating shaft, racks meshed with the gear are fixedly mounted on the inner wall of the top and the inner wall of the bottom of the cabin, and the racks are fixedly connected with the side wall of the cabin.

Preferably, a bearing is fixedly mounted on the inner wall of one side of the nacelle, and the main shaft penetrates through an inner ring of the bearing and is fixedly connected with the inner ring of the bearing.

Preferably, a dust screen is arranged in the heat dissipation hole.

The utility model discloses in, when blowing the blade and rotate, can drive the main shaft when the blade rotates and rotate, and the main shaft can drive the gear box and rotate, the power of gear box can rotate through the high-speed shaft, the power of high-speed shaft can transmit and rotate the electricity generation for the generator, and main shaft pivoted in-process can drive first bevel gear and second bevel gear and rotate, driven power can drive the connecting axle simultaneously and rotate, the connecting axle can drive the rolling disc and rotate, the rolling disc can reciprocate to stimulate the U-shaped plate and remove, and the U-shaped plate removes in-process can drive the flabellum and remove, can drive the gear when the flabellum removes and rotate, gear and rack mesh, so can drive the flabellum and rotate, the air flow efficiency in the pivoted flabellum can accelerate, and then can accelerate the radiating efficiency in the cabin.

The utility model is simple in operation, the blade receives the wind and carries out the pivoted in-process, utilizes the turning force of blade can provide power for the heat radiation structure in the cabin, and then can effectually dispel the heat to gear box and generator.

Drawings

Fig. 1 is a schematic overall front view structure diagram of a heat dissipation device for a wind turbine engine room according to the present invention;

fig. 2 is a schematic top view of a part of the heat dissipation device for the wind turbine nacelle according to the present invention;

fig. 3 is a schematic bottom view of a part of fig. 2 of a heat dissipation device for a wind turbine nacelle according to the present invention.

In the figure: 1. a nacelle; 2. a generator; 3. a high speed shaft; 4. a gear case; 5. a main shaft 6 and a hub; 7. a blade; 8. a first bevel gear; 9. a second bevel gear; 10. a connecting shaft; 11. Rotating the disc; 12. a first connecting rod; 13. a second connecting rod; 14. a U-shaped plate; 15. a support bar; 16. a gear; 17. a rotating shaft; 18. a fan blade; 19. a rack; 20. and (4) heat dissipation holes.

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.

Example one

Referring to fig. 1-3, a heat dissipation device for a wind power generator cabin comprises a cabin 1, a generator 2 and a gear box 4 are fixedly installed on the inner wall of the bottom in the cabin 1 respectively, the gear box 4 is connected with a main shaft 5 and a high-speed shaft 3 respectively in a transmission manner, one end of the high-speed shaft 3 far away from the gear box 4 is fixedly connected with a connecting shaft of the generator 2, one end of the main shaft 5 extends to the outer side of the cabin 1 and is fixedly installed with a hub 6, the outer side of the hub 6 is fixedly installed with a plurality of blades 7 respectively, the outer side of the main shaft 5 is fixedly sleeved with a first bevel gear 8, the first bevel gear 8 is engaged with two second bevel gears 9 which are symmetrically arranged, one sides of the two second bevel gears 9 far away from each other are fixedly installed with a connecting shaft 10, one sides of the two connecting shafts 10 far away from each other are fixedly installed with rotating discs 11, one sides of the two rotating discs 11 far away from each other are fixedly connected with a transmission assembly, one end of the transmission assembly, which is far away from the rotating disc 11, is rotatably connected with U-shaped plates 14, one sides, which are far away from each other, of the two U-shaped plates 14 are respectively connected with the inner walls of the two sides of the engine room 1 in a sliding manner, a plurality of fan blades 18 are rotatably supported in the U-shaped plates 14, the fan blades 18 are connected with a driving part, and a plurality of heat dissipation holes 20 are formed in the outer side of the engine room 1.

Example two

The transmission assembly comprises a first connecting rod 12 installed on one side of a rotating disc 11 in a rotating mode, one end, far away from the rotating disc 11, of the first connecting rod 12 is connected with a second connecting rod 13 in a rotating mode, one end, far away from the first connecting rod 12, of the second connecting rod 13 is connected with one side of a U-shaped plate 14 in a rotating mode, a plurality of supporting rods 15 are fixedly installed on one side of the U-shaped plate 14 in a rotating mode, the plurality of supporting rods 15 are respectively connected with a plurality of rotating shafts 17 in a rotating mode, the plurality of rotating shafts 17 penetrate through the center positions of a plurality of fan blades 18 respectively and are fixedly connected with the center positions of the fan blades 18, a driving part comprises a gear 16 fixedly installed on the outer side of each rotating shaft 17, racks 19 meshed with the gear 16 are fixedly installed on the inner wall of the top and the inner wall of the bottom of the engine room 1, and the racks 19 are fixedly connected with the side wall of the engine room 1.

EXAMPLE III

A bearing is fixedly arranged on the inner wall of one side of the engine room 1, the main shaft 5 penetrates through the inner ring of the bearing and is fixedly connected with the inner ring of the bearing, and a dust screen is arranged in the heat dissipation hole 20.

When the blowing blades 7 rotate, the blades 7 drive the main shaft 5 to rotate when rotating, the main shaft 5 drives the gear box 4 to rotate, the power of the gear box 4 rotates through the high-speed shaft 3, the power of the high-speed shaft 3 is transmitted to the generator 2 to rotate for generating power, the main shaft 5 drives the first bevel gear 8 and the second bevel gear 9 to rotate when rotating, meanwhile, the transmission power drives the connecting shaft 10 to rotate, the connecting shaft 10 drives the rotating disc 11 to rotate, the rotating disc 11 pulls the U-shaped plate 14 to move in a reciprocating manner, the U-shaped plate 14 drives the fan blades 18 to move when moving, the fan blades 18 drive the gear 16 to rotate when moving, the gear 16 is meshed with the rack 19, so that the fan blades 18 are driven to rotate, and the rotating fan blades 18 accelerate the air flow efficiency in the cabin 1, and further, the heat dissipation efficiency in the nacelle 1 can be accelerated.

However, as is well known to those skilled in the art, the working principle and the wiring method of the generator 2 are common and are conventional means or common knowledge, and are not described herein, and those skilled in the art can make any choice according to their needs or convenience.

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 heat abstractor for aerogenerator cabin, includes cabin (1), its characterized in that, bottom inner wall difference fixed mounting in cabin (1) has generator (2) and gear box (4), gear box (4) transmission connection respectively have main shaft (5) and high-speed axle (3), the one end of gear box (4) and the connecting axle fixed connection of generator (2) are kept away from in high-speed axle (3), the one end of main shaft (5) extends to the outside of cabin (1) and fixed mounting has wheel hub (6), the outside of wheel hub (6) is fixed mounting respectively has a plurality of blades (7), the fixed cover in outside of main shaft (5) is equipped with first bevel gear (8), first bevel gear (8) meshing has two second bevel gear (9) that the symmetry set up, and the equal fixed mounting in one side of keeping away from each other of two second bevel gear (9) has connecting axle (10), the utility model discloses a fan, including two connecting axles (10), the equal fixed mounting in one side of keeping away from each other has rolling disc (11), and the equal fixedly connected with drive assembly in one side of keeping away from each other of two rolling discs (11), the one end that drive assembly kept away from rolling disc (11) is rotated and is connected with U-shaped plate (14), and one side that two U-shaped plate (14) kept away from each other respectively with the both sides inner wall sliding connection in cabin (1), U-shaped plate (14) internal rotation supports has a plurality of flabellums (18), flabellum (18) are connected with driver part, a plurality of louvres (20) have been seted up in the outside in cabin (1).

2. The heat sink for the wind driven generator cabin according to claim 1, wherein the transmission assembly comprises a first connecting rod (12) rotatably mounted on one side of the rotating disc (11), one end of the first connecting rod (12) far away from the rotating disc (11) is rotatably connected with a second connecting rod (13), and one end of the second connecting rod (13) far away from the first connecting rod (12) is rotatably connected with one side of the U-shaped plate (14).

3. The heat dissipation device for the wind turbine nacelle according to claim 1, comprising a plurality of support rods (15) fixedly installed at one side of the U-shaped plate (14), wherein the plurality of support rods (15) are respectively and rotatably connected with a plurality of rotating shafts (17), and the plurality of rotating shafts (17) respectively penetrate through the center positions of the plurality of blades (18) and are fixedly connected with the center positions of the blades (18).

4. The heat dissipation device for the wind turbine nacelle according to claim 1, wherein the driving component comprises a gear (16) fixedly sleeved outside the rotating shaft (17), a rack (19) engaged with the gear (16) is fixedly installed on both the top inner wall and the bottom inner wall of the nacelle (1), and the rack (19) is fixedly connected with the side wall of the nacelle (1).

5. The heat sink for the wind driven generator cabin according to claim 1, wherein a bearing is fixedly mounted on one side inner wall of the cabin (1), and the main shaft (5) penetrates through and is fixedly connected with an inner ring of the bearing.

6. The heat dissipation device for the wind turbine nacelle according to claim 1, wherein a dust screen is disposed in the heat dissipation hole (20).