CN216812035U

CN216812035U - Bearing heat dissipation device for wind driven generator

Info

Publication number: CN216812035U
Application number: CN202220428832.3U
Authority: CN
Inventors: 王东
Original assignee: Huaneng Jiuquan Wind Power Co Ltd
Current assignee: Huaneng Jiuquan Wind Power Co Ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-06-24
Anticipated expiration: 2032-03-01

Abstract

The utility model relates to the technical field of bearing heat dissipation devices, in particular to a bearing heat dissipation device for a wind driven generator, which comprises a device main body, the device main body comprises a connecting box, a fan cover is arranged on one side of the connecting box, a heat radiation fan is arranged in the fan cover, an access door is arranged on one side of the connecting box far away from the heat radiation fan, a water cooling structure capable of effectively improving the heat radiation effect is arranged at the top of the connecting box, a bearing body is arranged inside the connecting box, and the center of the bottom of the connecting box is provided with a heat dissipation port, the position of the bottom of the connecting box corresponding to the heat dissipation port is connected and provided with a dust screen through a connecting bolt, by arranging the water cooling structure, the device can radiate heat by water cooling while radiating heat by using the fan, thereby the effectual heat that has guaranteed that the bearing rotates the in-process and produce can in time be by timely effluvium, and then the effectual life who guarantees the bearing.

Description

Bearing heat abstractor for aerogenerator

Technical Field

The utility model relates to the technical field of bearing heat dissipation devices, in particular to a bearing heat dissipation device for a wind driven generator.

Background

The wind driven generator is a device for converting wind energy into electric energy, and mainly comprises blades, a generator, mechanical parts and electrical parts, wherein the wind driven generator is mainly divided into a horizontal axis wind driven generator and a vertical axis wind driven generator according to different rotating shafts, the horizontal axis wind driven generator is the mainstream position in the current market, the current wind driven generator usually needs the matching of a bearing in the use process, the bearing easily generates more heat after rotating for a long time, and the service life of the bearing can be seriously influenced if the bearing cannot be cooled.

However, the bearing heat dissipation device for the wind driven generator in the prior art still has many defects, the structural function of the existing bearing heat dissipation device is single, and a single heat dissipation fan is generally adopted for heat dissipation, so that the heat dissipation effect of the bearing is poor, and heat in the working process of the bearing cannot be dissipated timely.

Therefore, a bearing heat sink for a wind turbine needs to be designed to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bearing heat dissipation device for a wind driven generator, which aims to solve the problems in the background technology.

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

the utility model provides a bearing heat abstractor for aerogenerator, includes the device main part, the device main part includes the connecting box, connecting box one side is equipped with the fan casing, the inside radiator fan that is equipped with of fan casing, one side that radiator fan was kept away from to the connecting box is equipped with the access door, the connecting box top is equipped with the water-cooling structure that can effectively improve the radiating effect, the inside bearing body that is equipped with of connecting box, just connecting box bottom center department has seted up the thermovent, and the connecting box bottom passes through connecting bolt with the position that the thermovent corresponds and installs the dust screen.

As a preferred embodiment of the present invention, the fan cover and the heat dissipation fan are provided with a plurality of sets, and the heat dissipation fan is electrically connected to an external power source.

As a preferable scheme of the utility model, the access door is connected and installed with the connecting box through a hinge, and a sealing gasket is connected and installed at the connecting position of the access door and the connecting box.

As a preferable scheme of the utility model, the water cooling structure comprises a cooling water tank fixedly connected to the top of the connecting box, a top cover is arranged at the top of the cooling water tank, cooling liquid is arranged in the cooling water tank, and a plurality of heat conducting fins are arranged at the bottom end in the cooling water tank.

In a preferred embodiment of the present invention, the bottom of the heat conducting fin penetrates through the cooling water tank and the connecting box, and a sealing structure is disposed at a joint of the heat conducting fin, the cooling water tank and the connecting box.

In a preferred embodiment of the present invention, the bottom of the heat-conducting fin is formed in an arc shape, and there is no connection between the bottom of the heat-conducting fin and the bearing body.

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

1. according to the utility model, through the arrangement of the water cooling structure, when the device is used, heat is dissipated through the cooling fan, hot air generated at the periphery of the bearing body can be effectively brought into the cooling water tank by the heat conducting fins, and heat is dissipated to the heat conducting fins under the action of cooling water, so that the heat dissipation effect of the device can be effectively improved, the heat is dissipated through water cooling when the device is used for dissipating heat through the fan, heat generated in the rotation process of the bearing can be effectively dissipated, and the service life of the bearing is effectively ensured.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a front view of the internal structure of the present invention;

FIG. 3 is a schematic view of one side of the internal structure of the present invention.

In the figure: 1. a device main body; 101. a connecting box; 102. a fan housing; 103. a heat radiation fan; 104. a bearing body; 105. a heat dissipation port; 106. a dust screen; 107. an access door; 2. a water-cooling structure; 201. a cooling water tank; 202. a heat conductive sheet; 203. cooling liquid; 204. a top cover; 205. and (5) sealing the structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a bearing heat abstractor for aerogenerator, including device main part 1, device main part 1 includes connecting box 101, connecting box 101 one side is equipped with fan casing 102, the inside radiator fan 103 that is equipped with of fan casing 102, one side that radiator fan 103 was kept away from to connecting box 101 is equipped with access door 107, connecting box 101 top is equipped with the water-cooling structure 2 that can effectively improve the radiating effect, the inside bearing body 104 that is equipped with of connecting box 101, and connecting box 101 bottom center department has seted up thermovent 105, connecting box 101 bottom and thermovent 105 correspond the position install dust screen 106 through connecting bolt connection, through setting up water-cooling structure 2, make the device when using the fan to carry out the heat dissipation, can also through the water-cooling, thereby the effectual heat of having guaranteed that the bearing rotates the in-process production can be by timely effluvium, and then the life of effectual assurance bearing.

In an embodiment, referring to fig. 1 and fig. 3, a plurality of sets of the fan cover 102 and the heat dissipation fan 103 are provided, and the heat dissipation fan 103 is electrically connected to an external power source.

In an embodiment, referring to fig. 3, the access door 107 is connected to the junction box 101 through a hinge, and a gasket is connected to a joint of the access door 107 and the junction box 101.

In the embodiment, referring to fig. 1, 2 and 3, the water-cooling structure 2 includes a cooling water tank 201 fixedly connected to the top of the connection box 101, a top cover 204 is disposed on the top of the cooling water tank 201, a cooling liquid 203 is disposed inside the cooling water tank 201, a plurality of heat-conducting fins 202 are disposed at the bottom end inside the cooling water tank 201, the bottoms of the heat-conducting fins 202 penetrate through the cooling water tank 201 and the connection box 101, a sealing structure 205 is disposed at the joint of the heat-conducting fins 202, the cooling water tank 201 and the connection box 101, the bottom of the heat-conducting fins 202 is arc-shaped, and the bottom of the heat-conducting fins 202 is not connected to the bearing body 104, by providing the water-cooling structure 2, the device can dissipate heat by water cooling while using a fan, thereby effectively ensuring that heat generated during the rotation process of the bearing can be dissipated in time, and further effectively ensuring the service life of the bearing, when radiating through radiator fan 103, inside conducting strip 202 can be effectual brings the steam that the periphery of bearing body 104 produced into cooling water tank 201, and dispel the heat to conducting strip 202 through the effect of coolant liquid 203, thereby can effectual improvement device's radiating effect, make the device use the fan to carry out radiating simultaneously, can also pass through the water-cooling heat dissipation, thereby the effectual heat of having guaranteed that the bearing rotates the in-process and producing can be by timely effluvium, and then the effectual life who guarantees the bearing.

The working principle is as follows: during the use, the heat that bearing body 104 constantly rotates the production can partially be passed through thermovent 105 and is shed, and the setting of dust screen 106 can effectively prevent the dust to get into inside the connecting box 101, when through radiator fan 103 heat dissipation, inside conducting strip 202 can effectually bring the steam that the periphery of bearing body 104 produced into cooling water tank 201, and dispel the heat to conducting strip 202 through the effect of coolant liquid 203, thereby can effectual improvement device's radiating effect, make the device when using the fan to dispel the heat, can also be through the water-cooling heat dissipation, thereby the effectual heat that has guaranteed that the bearing rotates the in-process and produces can be by timely effluvium, and then the effectual life who guarantees the bearing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing heat abstractor for aerogenerator, includes device main part (1), its characterized in that: device main part (1) is including connecting box (101), connecting box (101) one side is equipped with fan casing (102), inside radiator fan (103) that is equipped with of fan casing (102), one side that radiator fan (103) were kept away from in connecting box (101) is equipped with access door (107), connecting box (101) top is equipped with water-cooling structure (2) that can effectively improve the radiating effect, inside bearing body (104) that is equipped with of connecting box (101), just thermovent (105) have been seted up to connecting box (101) bottom center department, and dust screen (106) are installed through connecting bolt connection in connecting box (101) bottom and the position that thermovent (105) correspond.

2. The bearing heat dissipation device for the wind power generator as set forth in claim 1, wherein: the fan cover (102) and the heat dissipation fan (103) are provided with a plurality of groups, and the heat dissipation fan (103) is electrically connected with an external power supply.

3. The bearing heat dissipation device for the wind power generator as set forth in claim 1, wherein: the access door (107) is connected and installed with the connecting box (101) through the hinge, and the sealing gasket is installed at the joint of the access door (107) and the connecting box (101).

4. The bearing heat sink for the wind power generator as claimed in claim 1, wherein: water-cooling structure (2) are equipped with top cap (204) including cooling water tank (201) of fixed connection at connecting box (101) top, cooling water tank (201) top, and inside coolant liquid (203) that is equipped with of cooling water tank (201), and the inside bottom of cooling water tank (201) is equipped with a plurality of conducting strips (202).

5. The bearing heat sink for the wind power generator as claimed in claim 4, wherein: the bottom of the heat conducting fin (202) penetrates through the cooling water tank (201) and the connecting box (101), and a sealing structure (205) is arranged at the joint of the heat conducting fin (202), the cooling water tank (201) and the connecting box (101).

6. The bearing heat sink for the wind power generator as claimed in claim 4, wherein: the bottom of the heat conducting fin (202) is set to be in an arc shape, and no connection exists between the bottom of the heat conducting fin (202) and the bearing body (104).