CN212508660U

CN212508660U - Wind power generator cabin cover with better ventilation and heat dissipation effects

Info

Publication number: CN212508660U
Application number: CN202021002680.8U
Authority: CN
Inventors: 于伯全; 周黎明; 俞平
Original assignee: Jiangsu Haifeng Energy Technology Co ltd
Current assignee: Jiangsu Haifeng Energy Technology Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-09
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a wind power generation cabin cover that ventilation cooling effect is better relates to power generation equipment technical field, and it is not good to aim at solving the generator cabin cover radiating effect when being applied to large-scale generator, leads to the heat that the generator produced to outwards give off technical problem in time easily, and its technical scheme main points are including the cover body, cover body one end is provided with kuppe installing port, its characterized in that: the one end that the kuppe installing port was kept away from to the cover body is provided with two air intakes, the cover body both sides are provided with the air outlet respectively, the cover body is located air outlet department and is provided with the exhaust fan that promotes air escape. The effect of better ventilation and heat dissipation effects is achieved.

Description

Wind power generator cabin cover with better ventilation and heat dissipation effects

Technical Field

The utility model belongs to the technical field of power generation facility's technique and specifically relates to a wind turbine cabin cover that ventilation cooling effect is better is related to.

Background

The wind turbine cabin cover serves as a wind turbine generator protecting shell, and the reliability of the wind turbine generator protecting shell determines the running stability and the service life of the wind turbine generator. The wind turbine nacelle cover houses all the components within the nacelle, isolated from the outside. The cabin cover is an important part of the wind generating set and is a protective structure of the wind generating set, so that the wind generating 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. Typically, the nacelle cover is made of fiberglass reinforced plastic.

The traditional Chinese patent with the publication number of CN203906191U discloses a wind power generator cabin cover, which comprises a glass fiber reinforced plastic upper cabin and a glass fiber reinforced plastic lower cabin, wherein the glass fiber reinforced plastic upper cabin and the glass fiber reinforced plastic lower cabin are both in an inverted U shape, the glass fiber reinforced plastic lower cabin is longer than the glass fiber reinforced plastic upper cabin, one end of the glass fiber reinforced plastic upper cabin is provided with a wind meter support, the wind meter support is provided with a wind meter, the glass fiber reinforced plastic upper cabin is provided with a plurality of skylights and steel beams, and the glass fiber reinforced plastic lower cabin is provided with a plurality of foam reinforcing beams. By adopting the structure, the engine room cover is divided into two layers, so that the transportation is convenient, and the assembly is easy; the design of the upper cabin and the lower cabin of the cabin cover increases the appearance beauty of the cabin cover; compared with the prior art, the design of the foam reinforcing beam completely adopts steel beams, so that the overall weight of the cabin cover is reduced, the cost is reduced, and the economic benefit is increased.

The above prior art solutions have the following drawbacks: when the generator cabin cover is applied to a large generator, the heat dissipation effect is poor, and heat generated by the generator cannot be dissipated outwards in time easily, so that the improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a wind turbine cabin cover that ventilation cooling effect is better, it has the better advantage of ventilation cooling effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a wind power generator cabin cover that ventilation cooling effect is better, includes the cover body, cover body one end is provided with the kuppe installing port, the one end that the kuppe installing port was kept away from to the cover body is provided with two air intakes, the cover body both sides are provided with the air outlet respectively, the cover body is located air outlet department and is provided with the exhaust fan that promotes air escape.

Through adopting above-mentioned technical scheme, the exhaust fan of air outlet department covers the internal portion's hot-air from the air outlet discharge cover external portion with covering, can take the cover body with the internal portion's of cover heat simultaneously, and the air intake can get into the cold air because the balanced reason of atmospheric pressure to make the internal portion of cover can form the circulation of a circulation of air, promoted the internal portion's of cover circulation of air speed greatly, thereby improved the radiating effect of cover ventilation.

The utility model discloses further set up to: the cover body is provided with a diffusion air pipe between the exhaust fan and the air outlet.

Through adopting above-mentioned technical scheme, the one end bore that the diffusion tuber pipe is close to the exhaust fan is less than the one end bore that is close to the air outlet and makes the inside hot-air of the cover body can be at the in-process of exhaust air outlet diffusion rapidly, has promoted the quick contact of hot-air and the outside cold air of the cover body, the heat dissipation of being convenient for.

The utility model discloses further set up to: and a water blocking plate is arranged at one side of the air outlet close to the diffusion air pipe.

Through adopting above-mentioned technical scheme, the setting of water-blocking plate is convenient for block the rainwater to alleviateed under the great condition of rainfall rainwater and squeezed into the cover body inside from the air outlet.

The utility model discloses further set up to: and a filter screen is arranged on one side of the air outlet, which is far away from the water-blocking plate.

Through adopting above-mentioned technical scheme, the setting of filter screen is convenient for shelter from the water-blocking plate outside, can alleviate on the one hand major possession floater and get into the water-blocking plate, and on the other hand can protect the water-blocking plate.

The utility model discloses further set up to: the cover body lateral wall is located air intake department and is provided with the shielding cover plate, shielding cover plate one side is provided with and is used for will sheltering from the fixed edge of a wing that the cover plate installed on the cover body.

Through adopting above-mentioned technical scheme, shelter from the cover plate and shelter from the air intake, can also alleviate the rainwater and squeeze into the air intake when reducing debris by the suction hood body.

The utility model discloses further set up to: the top of the shielding cover plate is provided with a flow guide surface, and the bottom of the shielding cover plate is provided with an opening communicated with the air inlet.

By adopting the technical scheme, the arrangement of the flow guide surface is convenient for guiding the rainwater on the top of the shielding cover plate, so that the rainwater on the top of the shielding cover plate is promoted to be left; the opening at the bottom is convenient for cold air outside the cover body to enter the cover body from the opening through the air inlet.

The utility model discloses further set up to: the cover body is provided with an embedding groove at the air inlet in a concave mode.

Through adopting above-mentioned technical scheme, the setting up of embedded groove makes air intake and cover body lateral wall not be in on the same vertical face, therefore can make from sheltering from the cover plate and cover rainwater that the body gap flows down can follow embedded groove lateral wall drippage, has effectively alleviateed from cover body lateral wall seepage air intake department.

The utility model discloses further set up to: the inner side wall of the embedding groove is provided with a material blocking cover net.

Through adopting above-mentioned technical scheme, the setting of keeping off the material cover net is convenient for block the air intake to effectively reduce the bold floater and inhaled the air intake and lead to the internal plant of cover to damage.

To sum up, the beneficial effects of the utility model are that:

1. the technology of combining the air inlet, the air outlet and the exhaust fan is adopted, so that the effect of promoting the air circulation in the cover body to improve the heat dissipation and ventilation performance of the cover body is achieved;

2. the technology that the diffusion air pipe, the water blocking plate and the filter screen are matched is adopted, so that the effect of protecting the air outlet conveniently to ensure the air outlet heat dissipation performance is generated;

3. the shielding cover plate, the fixed flange, the flow guide surface, the opening, the embedding groove and the material blocking cover net are matched, so that the effect of conveniently shielding and protecting the air inlet to ensure smooth air inlet is achieved.

Drawings

FIG. 1 is a schematic view of an overall structure of a wind turbine nacelle cover with better ventilation and heat dissipation effects according to an embodiment;

FIG. 2 is an exploded view illustrating the structure of the air inlet in the embodiment;

fig. 3 is a schematic diagram for showing the structure of the air outlet in the embodiment.

In the figure: 1. a cover body; 11. a dome mounting port; 12. an embedding groove; 2. an air inlet; 21. a shielding cover plate; 210. fixing a flange; 211. a flow guide surface; 212. an opening; 22. a material blocking cover net; 3. an air outlet; 31. an exhaust fan; 32. a diffusion air duct; 33. a water-blocking plate; 34. and (4) a filter screen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a wind power generator cabin cover with better ventilation and heat dissipation effects refers to fig. 1 and comprises a cover body 1, wherein the cover body 1 is a hollow shell made of glass fiber reinforced plastic materials. One end of the cover body 1 is provided with a guide cover mounting opening 11, and the guide cover mounting opening 11 is a circular through hole and communicated with the inside of the cover body 1.

Referring to fig. 1 and 2, two air inlets 2 are formed at one end of the cover body 1 away from the air guide sleeve mounting opening 11, and the two air inlets 2 are square through holes and are communicated with the inside of the cover body 1. The outer side wall of the cover body 1 is positioned at the air inlet 2 and is fixedly connected with a shielding cover plate 21 through a bolt, a fixed flange 210 used for installing the shielding cover plate 21 on the cover body 1 is integrally formed on one side of the shielding cover plate 21, and the fixed flange 210 is fixed on the surface of the cover body 1 through a bolt.

Referring to fig. 2, a flow guide surface 211 is integrally formed at the top of the shielding cover plate 21, and the flow guide surface 211 is arc-shaped to guide rainwater. The bottom of the shielding cover plate 21 is provided with an opening 212 communicated with the air inlet 2, the opening 212 is square, and the air flow can enter the air inlet 2 from the opening 212 to reach the inside of the cover body 1.

Referring to fig. 2, the cover body 1 is provided with an embedding groove 12 at the position of the air inlet 2 and recessed towards the inside of the cover body 1, the embedding groove 12 is square, and the depth of the embedding groove 12 is greater than the wall thickness of the cover body 1 so that one side of the embedding groove 12 extends into the cover body 1. The material blocking cover net 22 is embedded in the inner side wall of the embedding groove 12 and is installed through bolts, and the material blocking cover net 22 is formed by welding metal wires interwoven in the vertical direction and the horizontal direction, so that sundries are blocked.

Referring to fig. 1 and 3, air outlets 3 are respectively formed at both sides of the cover body 1, and the air outlets 3 are square through holes communicated with the inside of the cover body 1. The cover body 1 is provided with an exhaust fan 31 for promoting air to be exhausted at the air outlet 3, the exhaust fan 31 is an axial fan, and the wind direction faces the air outlet 3.

Referring to fig. 3, the cover body 1 is located between the exhaust fan 31 and the air outlet 3 and is fixed with a diffusion air pipe 32 through a bolt, one end of the diffusion air pipe 32 is fixed on the inner side wall of the cover body 1, the other end of the diffusion air pipe is fixed with a support pipe through a flange, the caliber of one end, close to the support pipe, of the diffusion air pipe 32 is smaller than that of one end, close to the inner side wall of the cover body 1, and the.

Referring to fig. 3, a water blocking plate 33 is fixedly bonded to one side of the air outlet 3 close to the diffusion air pipe 32, the water blocking plate 33 is obliquely arranged downward, the water blocking plate 33 is fixed in the diffusion air pipe 32, and a downward-inclined flow blocking inclined surface is integrally formed between the support pipe and the water blocking plate 33 of the diffusion air pipe 32, so that rainwater is prevented from entering the cover body 1 from the air outlet 3.

Referring to fig. 3, a filter screen 34 is fixedly connected to one side of the air outlet 3 away from the water-blocking plate 33 through a bolt, and the filter screen 34 blocks large floating objects from entering the cover body 1 to affect ventilation and heat dissipation and protect the water-blocking plate 33.

The working principle is as follows:

in the operation process of the equipment inside the cover body 1, the exhaust fan 31 exhausts the hot air inside the cover body 1 from the diffusion air pipe 32, and due to the existence of the diffusion air pipe 32, the hot air is diffused to the outside of the cover body 1, so that the hot air inside the cover body 1 is promoted to flow outwards. In addition, the water blocking plate 33 at the air outlet 3 and the flow blocking inclined plane at the air diffusing pipe 32 can reduce rainwater entering the cover body 1 during precipitation.

The shielding cover plate 21 at the air inlet 2 can shield the air inlet 2, so that the air flow enters the air inlet 2 from the bottom of the shielding cover plate 21. Meanwhile, the material blocking cover net 22 at the air inlet 2 can effectively block sundries, so that air inlet of the air inlet 2 is prevented from being influenced.

The air outlet 3 discharges the hot air in the cover body 1, and the air inlet 2 sucks cold air through air pressure balance, so that the ventilation in the cover body 1 is promoted, the heat dissipation in the cover body 1 is promoted, and the ventilation and heat dissipation performance of the cover body 1 is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a wind turbine engine compartment cover that ventilation radiating effect is better, includes the cover body (1), cover body (1) one end is provided with kuppe installing port (11), its characterized in that: the one end that kuppe installing port (11) was kept away from to the cover body (1) is provided with two air intakes (2), the cover body (1) both sides are provided with air outlet (3) respectively, the cover body (1) is located air outlet (3) department and is provided with promotion air exhaust's exhaust fan (31).

2. The wind turbine nacelle cover with improved ventilation and heat dissipation effects according to claim 1, wherein: the cover body (1) is provided with a diffusion air pipe (32) between the exhaust fan (31) and the air outlet (3).

3. The wind turbine nacelle cover with improved ventilation and heat dissipation effects according to claim 2, wherein: and a water-blocking plate (33) is arranged on one side of the air outlet (3) close to the diffusion air pipe (32).

4. The wind turbine nacelle cover with better ventilation and heat dissipation effects according to claim 3, wherein: and a filter screen (34) is arranged on one side of the air outlet (3) far away from the water-blocking plate (33).

5. The wind turbine nacelle cover with improved ventilation and heat dissipation effects according to claim 1, wherein: the outer side wall of the cover body (1) is provided with a shielding cover plate (21) at the position of the air inlet (2), and one side of the shielding cover plate (21) is provided with a fixed flange (210) used for installing the shielding cover plate (21) on the cover body (1).

6. The wind turbine nacelle cover with improved ventilation and heat dissipation effects of claim 5, wherein: the top of the shielding cover plate (21) is provided with a flow guide surface (211), and the bottom of the shielding cover plate (21) is provided with an opening (212) communicated with the air inlet (2).

7. The wind turbine nacelle cover with improved ventilation and heat dissipation effects according to claim 6, wherein: the cover body (1) is provided with an embedding groove (12) at the position of the air inlet (2) in a concave mode.

8. The wind turbine nacelle cover with improved ventilation and heat dissipation effects according to claim 7, wherein: the inner side wall of the embedding groove (12) is provided with a material blocking cover net (22).