CN218439607U

CN218439607U - Wind power blade with heat conduction additional strengthening

Info

Publication number: CN218439607U
Application number: CN202221558505.6U
Authority: CN
Inventors: 王勇; 孙怀军; 秦英杰
Original assignee: Xinqing Environmental Technology Lianyungang Co ltd
Current assignee: Xinqing Environmental Technology Lianyungang Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2023-02-03
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses a wind-powered electricity generation blade with heat conduction additional strengthening, including the blade body, a plurality of mounting holes have been seted up to the lateral wall of the blade body, the thermal drive chamber has been seted up to the inside of the blade body, the heat gain oil groove has been seted up to the lateral wall in thermal drive chamber, the inside sliding connection in thermal drive chamber has the drive piston board, the lateral wall of drive piston board is inserted and is equipped with the heating wire, the inside packing in thermal drive chamber has heat-conducting liquid, the inside in thermal drive chamber is equipped with the heat gain pumping mechanism. In this device, the drive piston board can push the heat conduction liquid extrusion of heating power drive intracavity portion in the heat gain oil groove, also can extract the heat conduction liquid in the heat gain oil groove when reseing, thereby make the continuous exchange of heat conduction liquid of heat gain oil groove and heating power drive intracavity portion, thereby improve the heat gain effect, the heat gain conducting strip gives each position of the blade body with the relatively even transmission of heat, thereby make the blade body obtain even effectual heat treatment, avoid low temperature to freeze.

Description

Wind power blade with heat conduction additional strengthening

Technical Field

The utility model relates to a wind-powered electricity generation blade technical field especially relates to a wind-powered electricity generation blade with heat conduction additional strengthening.

Background

The wind power blade is a core component for converting natural wind energy into electric energy of the wind power generator set, and in a cold environment, the icing on the surface of the wind power blade can cause the running efficiency of the wind power generator set to be reduced, and the wind power generator set is forced to stop even to cause safety accidents in serious cases;

the current mode of handling is to the blade heat treatment to make it avoid the risk of icing, but current heating structure is when the actual operation, hardly with the even effectual transmission of heat to each position of blade, especially when facing miniature blade, the inner space is limited, hardly carries out the multiple spot heat supply and handles, thereby it is poor to lead to blade heat supply effect, heat maldistribution, partial region still can have great risk of icing, the unable effectual blade problem of icing of solving.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of uneven heat diffusion and poor effect in the prior art, and providing a wind power blade with a heat conduction reinforced structure.

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

the utility model provides a wind-powered electricity generation blade with heat conduction additional strengthening, includes the blade body, a plurality of mounting holes have been seted up to the lateral wall of the blade body, the thermal drive chamber has been seted up to the inside of the blade body, the heat gain oil groove has been seted up to the lateral wall in thermal drive chamber, the inside sliding connection in thermal drive chamber has the drive piston board, the lateral wall of drive piston board is inserted and is equipped with the heating wire, the inside packing in thermal drive chamber has heat-conducting liquid, the inside in thermal drive chamber is equipped with heat gain pumping mechanism.

Preferably, two ports of the heat gain oil groove are communicated with the interior of the thermal driving cavity, and a one-way valve is arranged in the heat gain oil groove.

Preferably, heat gain pumping mechanism includes drive unit and operation part, drive unit includes and runs through the drive pivot of rotation connection with the sealed running of heating power drive chamber lateral wall, the lateral wall welding of drive pivot has outer drive rotating vane.

Preferably, the outer driving rotating blade is located on the outer side of the blade body and made of a non-metal material.

Preferably, the operation part comprises an inner driving lug fixed on the side wall of the driving rotating shaft, the inner driving lug is positioned in the thermal driving cavity, the driving piston plate and the side wall of the thermal driving cavity are jointly fixed with a return spring, and the driving piston plate is connected with the inner wall of the thermal driving cavity in a sealing and sliding manner.

Preferably, a plurality of heat conduction pieces are inserted into the inner wall of the heat increasing oil tank, and a plurality of heat increasing balls are placed inside the heat increasing oil tank.

Compared with the prior art, the utility model has the advantages of:

1. in the device, the driving piston plate can push the heat-conducting liquid in the thermal driving cavity into the heat increasing oil groove in an extruding manner and can also extract the heat-conducting liquid in the heat increasing oil groove during resetting, so that the heat increasing oil groove and the heat-conducting liquid in the thermal driving cavity are continuously exchanged, and the heat increasing effect is improved;

2. in the device, the heat increasing guide sheet transfers heat to each position of the blade body relatively uniformly, so that the blade body is heated uniformly and effectively, and the influence of low-temperature icing is avoided;

3. in this device, the heat gain ball can utilize gravity to realize reciprocal thigh and roll, can provide effectual heat transfer when external wind-force is not enough, avoids because of the low problem of the heat transfer efficiency that the drive shaft rotational speed is not enough to lead to.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of a wind power blade with heat conduction additional strengthening.

Fig. 2 is the utility model provides a half section structure schematic diagram of wind-powered electricity generation blade with heat conduction additional strengthening.

In the figure: 1 blade body, 2 thermal driving cavities, 3 driving rotating shafts, 4 external driving rotating blades, 5 internal driving lugs, 6 return springs, 7 driving piston plates, 8 electric heating wires, 9 heat increasing oil grooves, 10 heat increasing guide pieces, 11 heat increasing balls and 12 mounting holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-2, a wind power blade with heat conduction additional strengthening, including the blade body 1, a plurality of mounting holes 12 have been seted up to the lateral wall of blade body 1, thermal drive chamber 2 has been seted up to the inside of blade body 1, heat gain oil groove 9 has been seted up to the lateral wall in thermal drive chamber 2, the inside sliding connection in thermal drive chamber 2 has drive piston plate 7, the lateral wall of drive piston plate 7 is inserted and is equipped with heating wire 8, the inside packing in thermal drive chamber 2 has the heat-conducting liquid, the inside in thermal drive chamber 2 is equipped with heat gain pumping mechanism, the heat-conducting liquid can select for use dichloromethane or the heat transfer fluid that the function is the same.

Two ports of the heat increasing oil groove 9 are communicated with the interior of the thermal driving cavity 2, a one-way valve is arranged in the heat increasing oil groove 9, and the heat conducting liquid is smoothly transferred by the one-way valve, so that the heat diffusion effect is improved, and the partial area is prevented from being effectively heated.

The heat increasing pumping mechanism comprises a driving part and an operation part, the driving part comprises a driving rotating shaft 3 which is connected with the side wall of the thermal driving cavity 2 in a sealing, penetrating and rotating mode, and an external driving rotating blade 4 is welded on the side wall of the driving rotating shaft 3.

The outer driving rotating blade 4 is located on the outer side of the blade body 1, the outer driving rotating blade 4 is made of a non-metal material, the outer driving rotating blade 4 is used for receiving external wind power to drive the internal heat conducting liquid to transfer, and a non-metal plastic plate can reduce the self weight and reduce the influence on the operation of the blade body 1.

The operation part comprises an inner driving lug 5 fixed on the side wall of the driving rotating shaft 3, the inner driving lug 5 is positioned in the thermal driving cavity 2, a reset spring 6 is fixed on the side walls of the driving piston plate 7 and the thermal driving cavity 2 together, the driving piston plate 7 is connected with the inner wall of the thermal driving cavity 2 in a sealing and sliding mode, the reciprocating piston motion of the driving piston plate 7 can be realized under the combined action of the inner driving lug 5 and the reset spring 6, and therefore the heat transfer and heat conduction of heat-conducting liquid are realized.

The inner wall of the heat increasing oil groove 9 is inserted with a plurality of heat increasing guide vanes 10, a plurality of heat increasing balls 11 are placed in the heat increasing oil groove 9, the heat increasing guide vanes 10 can improve the diffusion effect of heat in the heat increasing oil groove 9, so that the outer surface of the blade body 1 can better receive heat, icing is avoided, the heat increasing balls 11 can utilize gravity to realize self movement, and heat conduction is completed when wind power is insufficient.

The utility model discloses in, when the actual work operation, the blade body 1 rotates under the wind-force drive, the external drive commentaries on classics leaf 4 that is located the blade body 1 outside will also receive the effect of outside wind-force, thereby make external drive commentaries on classics leaf 4 can drive pivot 3 and rotate, and then make drive pivot 3 can drive interior drive lug 5 and rotate, make interior drive lug 5 constantly revolve, and then in the gyration process with the intermittent type nature production extrusion promotion of drive piston plate 7, thereby make drive piston plate 7 under reset spring 6's effect, effectively do reciprocating piston motion, thereby make drive piston plate 7 can push the heat conduction liquid extrusion of heating power drive chamber 2 inside in the heat gain oil groove 9, also can extract the heat conduction liquid in the heat gain oil groove 9 when reseing, thereby make the heat gain oil groove 9 and the heat conduction liquid of heating power drive chamber 2 inside exchange constantly;

the heat-conducting liquid in the thermal driving cavity 2 is heated by the electric heating wire 8, so that the temperature is higher, heat is transferred to the heat increasing oil groove 9 in the heat-conducting liquid transfer process, and the heat is relatively uniformly transferred to each position of the blade body 1 through the heat increasing guide sheet 10, so that the blade body 1 is uniformly and effectively heated, and the influence of low-temperature icing is avoided;

and when 1 rotational speed of blade body is slower, the inside heat gain ball 11 of heat gain oil groove 9 will be under gravity and the effect of weaker centrifugal force, inside the roll of heat gain oil groove 9, and keep away from thermal drive chamber 2 one side and be close to the motion that makes a round trip between thermal drive chamber 2 one side, thereby can absorb the inside heat in thermal drive chamber 2 when being close to, when keeping away from, give 1 each position of blade body with the heat transfer, thereby realize the heat transport of motion, can be when outside wind-force is not enough, provide effectual heat transfer, avoid because of the low problem of the heat transfer efficiency that the 3 rotational speeds of drive pivot lead to inadequately.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a wind-powered electricity generation blade with heat conduction additional strengthening, includes the blade body (1), its characterized in that, a plurality of mounting holes (12) have been seted up to the lateral wall of the blade body (1), thermal drive chamber (2) have been seted up to the inside of the blade body (1), heat gain oil groove (9) have been seted up to the lateral wall in thermal drive chamber (2), the inside sliding connection in thermal drive chamber (2) has drive piston board (7), the lateral wall of drive piston board (7) is inserted and is equipped with heating wire (8), thermal drive chamber (2) inside is filled there is heat-conducting liquid, the inside in thermal drive chamber (2) is equipped with heat gain pumping mechanism.

2. The wind power blade with the heat conduction reinforcing structure is characterized in that two ports of the heat gain oil groove (9) are communicated with the interior of the thermal driving cavity (2), and a one-way valve is arranged in the heat gain oil groove (9).

3. The wind power blade with the heat conduction reinforcing structure is characterized in that the heat-increasing pumping mechanism comprises a driving part and an operating part, the driving part comprises a driving rotating shaft (3) which is in sealed penetrating and rotating connection with the side wall of the thermal driving cavity (2), and an external driving rotating blade (4) is welded on the side wall of the driving rotating shaft (3).

4. The wind power blade with the heat conduction reinforcing structure as claimed in claim 3, wherein the outer driving rotating blade (4) is located outside the blade body (1), and the outer driving rotating blade (4) is made of non-metallic materials.

5. The wind power blade with the heat conduction reinforcing structure as claimed in claim 3, wherein the operating component comprises an inner driving lug (5) fixed on the side wall of the driving rotating shaft (3), the inner driving lug (5) is located inside the thermal driving cavity (2), the driving piston plate (7) and the side wall of the thermal driving cavity (2) are jointly fixed with a return spring (6), and the driving piston plate (7) and the inner wall of the thermal driving cavity (2) are in sealed sliding connection.

6. The wind turbine blade with the heat conduction and enhancement structure as claimed in claim 1, wherein a plurality of heat conduction fins (10) are inserted into the inner wall of the heat-increasing oil groove (9), and a plurality of heat-increasing balls (11) are placed inside the heat-increasing oil groove (9).