CN210460966U

CN210460966U - Wind power generation set heat radiation structure

Info

Publication number: CN210460966U
Application number: CN201920976745.XU
Authority: CN
Inventors: 李高峰; 徐永飞; 周慧
Original assignee: Guohua Aiyisi Huanghua Wind Power Co ltd
Current assignee: Guohua Aiyisi Huanghua Wind Power Co ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-05-05
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a wind power generation group heat radiation structure, include as the main shaft of gathering wind-force usefulness and the assembly shell that is used for bearing the weight of the electricity generation subassembly, the main shaft erects through a plurality of bearings and goes out a coolant liquid chamber that is used for storing the coolant liquid through the end plate is isolated at the rear end that is located the assembly shell in the assembly shell, and the cooling flabellum is equipped with to the end of main shaft, and the cooling flabellum is relative with the end plate center, is equipped with eight circumference equipartition honeycomb ducts in the assembly shell, the honeycomb duct wear out to the assembly shell outside and with the coolant liquid chamber switch-on, every honeycomb duct forms the circulation route that is used for circulating cooling liquid with just right honeycomb duct switch-on, all has assembled the liquid feeding pump on every circulation. The whole mechanism is more scientific and efficient, the kinetic energy of the main shaft is effectively collected and utilized and serves as a heat dissipation source of the part, a centralized cooling liquid cavity is provided and serves as a central heat dissipation area, heat in the power generation head can effectively flow back to the tail portion, and equipment failure caused by high temperature at the front portion is prevented.

Description

Wind power generation set heat radiation structure

Technical Field

The utility model relates to an integrated form cooling tower device field especially relates to a wind power generation group heat radiation structure.

Background

With the increasing power of the wind power generation set of the existing equipment, the heat concentration phenomenon inevitably occurs in the electronic devices, if the devices in the wind power generation head are not cooled in time, the service life of the devices can be damaged, and the spontaneous combustion phenomenon can also occur in serious cases.

The existing general power generation heads all adopt air-cooled heat dissipation, the air-cooled heat dissipation has the advantages of centralized layout and whole scene heat dissipation, but the existing power generation heads often have heat sources centralized at a certain position, so that the technical difficulty of carrying out targeted heat dissipation at a certain position is difficult.

SUMMERY OF THE UTILITY MODEL

Utility model purpose, the unable directional heat dissipation of heat abstractor among the prior art, consequently a wind power generation organizes heat radiation structure is provided.

The utility model discloses the problem that will solve is realized by following technical scheme:

the utility model provides a wind power generation group heat radiation structure, includes as the main shaft of gathering wind-force usefulness and the total dress shell that is used for bearing the weight of the electricity generation subassembly, the main shaft erects in the total dress shell through a plurality of bearings:

a cooling liquid cavity for storing cooling liquid is isolated from the rear end of the general casing through an end plate, and cooling fan blades are assembled at the tail end of the main shaft and are opposite to the center of the end plate;

eight guide pipes are uniformly distributed in the assembly shell in a circumferential mode, penetrate out of the assembly shell and are communicated with the cooling liquid cavity, each guide pipe is communicated with the guide pipe which is opposite to the guide pipe to form a circulation passage for circulating cooling liquid, and a liquid feeding pump is arranged on each circulation passage.

Furthermore, a plurality of external air supply ports are formed in the general casing, the outer ends of the external air supply ports are covered with waterproof hoods which are rectangular flaring-shaped boxes, and the flaring ends of the waterproof hoods are opening faces.

Furthermore, the guide pipe penetrates out of the assembly shell to form an arc-shaped bend with a valley peak height point, and the tail end of the bend is communicated with the cooling liquid cavity.

Furthermore, the total shell is a smooth cylindrical shell with a necking end.

Furthermore, be located the bending below of honeycomb duct and be equipped with a plurality of lifts the fin that hold up and possess the heat dissipation function, lift the bottom and the final assembly shell fixed connection of fin, lift the top of fin for being used for with the arc notch of honeycomb duct adaptation.

The utility model discloses for the beneficial effect that has now:

the honeycomb duct is adopted as a heat conduction pipe to serve as a transition element, the honeycomb duct is inserted into the shell in a circuitous manner, and the tail end of the honeycomb duct forms an arc-shaped protrusion with length which can exchange heat with the external environment.

The circulation passage formed by the flow guide pipe can be matched with the heat exchange plate or the heat exchange plate to be attached to a radiated object, so that the heat is radiated for a certain device in a directional mode.

The whole mechanism is more scientific and efficient, the kinetic energy of the main shaft is effectively collected and utilized and serves as a heat dissipation source of the part, a centralized cooling liquid cavity is provided and serves as a central heat dissipation area, heat in the power generation head can effectively flow back to the tail portion, and equipment failure caused by high temperature at the front portion is prevented.

Drawings

Fig. 1 is an overall structural view.

Fig. 2 is a view showing the structure of the final package.

Fig. 3 is an axial view of the total housing.

Wherein

The assembly comprises a shell 1, a flow guide pipe 2, a main shaft 3, cooling fan blades 4, a cooling liquid cavity 5 and a waterproof hood 6.

Detailed Description

The invention will be further explained below with reference to the accompanying figures 1-3:

the utility model provides a wind power generation group heat radiation structure, the tubular heat radiation structure of afterbody is: the assembly shell 1 is a shell of a wind power generation unit and used for bearing a power generation assembly, the assembly shell is a smooth cylindrical shell with a reduced end, a cooling liquid cavity 5 used for storing cooling liquid is isolated from the rear end of the assembly shell through an end plate, eight guide pipes 2 are uniformly distributed in the assembly shell in a circumferential direction, the guide pipes penetrate out of the assembly shell and are communicated with the cooling liquid cavity, each guide pipe is communicated with the opposite guide pipe to form a circulation passage used for circulating the cooling liquid, four circulation passages are formed, a liquid feeding pump is arranged on each circulation passage, the guide pipes penetrate out of the assembly shell to form an arc-shaped bend with a valley-peak height point, the tail end of the bend is communicated with the cooling liquid cavity, three supporting fins which are supported and have a heat dissipation function are arranged below the bend of the guide pipes, the supporting fins are thin sheets, and the bottom ends of the supporting fins are fixedly connected with the assembly shell, the top of the lifting fin is an arc-shaped notch matched with the flow guide pipe, each circulation passage is communicated to the heat dissipation back plate of the heat dissipation unit or the heat dissipation block, and the flow guide pipe flows through the heat dissipation block to take away heat to achieve a heat exchange effect, so that tubular non-contact heat dissipation is achieved.

The heat dissipation structure and the ventilation structure of the fan inside are as follows:

the wind power generator is also provided with a main shaft 3 for collecting wind power, the main shaft is erected in the general assembly shell through a plurality of bearings and is concentric with the general assembly shell, the tail end of the main shaft is provided with a cooling fan blade 4, and the cooling fan blade is opposite to the center of the end plate;

the shell is positioned on the assembly shell and is also provided with a plurality of external air supply ports, the outer ends of the external air supply ports are covered with waterproof hoods, the waterproof hoods 6 are rectangular flaring-shaped box bodies, and the flaring ends of the waterproof hoods are opening surfaces.

The liquid feeding pump is a CQB/CQF low-power pump body and is used for realizing slow circulation of the pump body, and pins of the pump body are connected with electricity.

The following further description of the present invention

In the in-service use, can possess different powers according to main shaft rotational speed liquid feeding pump, when the main shaft rotational speed can not reach the default, the liquid feeding pump can not start, only rely on inside fan system to cool off the flabellum promptly and can satisfy inside gas circulation, in case the sharp wind appears, main shaft rotational speed increases suddenly, need promptly dispel the heat to the device, and the liquid feeding pump starts, dispels the heat to gear box and transformer case, prevents that the device from damaging.

Claims

1. The utility model provides a wind power generation group heat radiation structure, includes as the main shaft of gathering wind-force usefulness and the total dress shell that is used for bearing the weight of the electricity generation subassembly, and the main shaft erects in always adorning the shell through a plurality of bearings, its characterized in that:

2. A wind power generation unit heat dissipation structure as defined in claim 1, wherein: the outer end of the outer air supply port is covered with a waterproof hood which is a rectangular flaring-shaped box body, and the flaring end of the waterproof hood is a mouth surface.

3. A wind power generation unit heat dissipation structure as defined in claim 1, wherein: the guide pipe penetrates out of the assembly shell to form an arc-shaped bend with a valley-peak height point, and the tail end of the bend is communicated with the cooling liquid cavity.

4. A wind power generation unit heat dissipation structure as defined in claim 1, wherein: the total shell is a smooth cylindrical shell with a necking end.

5. A wind power generation unit heat dissipation structure as defined in claim 3, wherein: the bending lower part of the guide pipe is provided with a plurality of lifting fins which are supported and have the heat dissipation function, the bottom ends of the lifting fins are fixedly connected with the assembly shell, and the top ends of the lifting fins are arc-shaped notches which are matched with the guide pipe.