CN112523975B

CN112523975B - Novel cooling device for wind driven generator

Info

Publication number: CN112523975B
Application number: CN202011405142.8A
Authority: CN
Inventors: 付宾; 应盛盛
Original assignee: University of Shaoxing
Current assignee: University of Shaoxing
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-11-23
Anticipated expiration: 2040-12-04
Also published as: CN112523975A

Abstract

The invention relates to the field of generator accessories, in particular to a novel cooling device for a wind driven generator, which comprises a cooling box, wherein the bottom surface of the cooling box is provided with an arc-shaped bottom, the side cross section of the arc-shaped bottom is in a U-arc shape, a water receiving disc extends from the upper end port of the cooling box, a water permeable plate is fixedly installed on the inner wall of the water receiving disc, a scraping plate is slidably sleeved on the outer surface of the arc-shaped bottom, an inclined slope extends from the edge of the inner side of the scraping plate, a generator is arranged on the inner side of the arc-shaped bottom, the generator comprises a motor shaft connected to the rear end, two limiting discs are sleeved on the outer surface of the motor shaft, and a plurality of arc petals are fixedly connected between the two limiting discs.

Description

Novel cooling device for wind driven generator

Technical Field

The invention relates to the field of generator accessories, in particular to a novel cooling device for a wind driven generator.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind driven generator generally comprises wind wheels, a generator (comprising a device), a direction regulator (empennage), a tower frame, a speed-limiting safety mechanism, an energy storage device and other components, wherein the generator part is additionally provided with a heat dissipation device around the generator part, the heat dissipation device is a fan in the prior art and is used for increasing the air flow of nearby positions, so that a better heat dissipation effect is achieved, extra electric power needs to be consumed during the operation of the fan, in addition, due to the arrangement of the fan, the sealing effect of the whole wind driven generator is not good, dust easily enters the inner side of the device, and the service life is influenced.

Disclosure of Invention

The invention aims to solve the defects in the background art and provides a novel cooling device for a wind driven generator.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a novel cooling for aerogenerator device, includes the cooler bin, the bottom surface of cooler bin sets up to the arc end, the side cross sectional shape at the bottom of the arc is the major arc shape, the upper end port of cooler bin extends the water collector, the inner wall fixed mounting of water collector has the porous disk, the surface slip cover at the bottom of the arc is equipped with the scraper blade, extend the slope on the inboard border of scraper blade, the inboard at the bottom of the arc is provided with the generator, the generator is including connecting the motor shaft at the rear end, the surface cover of motor shaft is equipped with two spacing dishes, two fixedly connected with a plurality of arc lamella between the spacing dish, the quantity of arc lamella sets up to a plurality of and uses the motor shaft to be the annular array and arranges as the axle, the rear end face of cooler bin inserts has a plurality of gush the mechanism, just gush the mechanism and be located the place ahead of scraper blade, gush the mechanism including connecting a section of thick bamboo, The utility model discloses a cooling box, including connecting cylinder, extrusion cylinder, movable rod, vortex blade structure, the head is closed in and is drawn in, the extrusion cylinder that extends from the collecting that extends and insert to the cooling box inboard from the connecting cylinder front end, the lower extreme sliding insertion of extrusion cylinder has the movable rod, the inboard piston of extrusion cylinder is filled out to the upper end fixedly connected with of movable rod, the lower extreme of movable rod extends the contact ball that bumps with the arc lamella, be connected with between the inner wall of cooling box and the surface of scraper blade and pull the mechanism, the preceding terminal surface of scraper blade runs through and has seted up a plurality of water service mouth, the inboard rotation of water service mouth installs the vortex blade structure, one side surface of cooling box is close to lower extreme department and extends and stretches out drainage mechanism.

Preferably, the porous disk is made of polymer fiber concrete porous bricks, and the cooling box is made of copper.

Preferably, the number of the gushing mechanisms is five, the gushing mechanisms are arranged in an annular array, the gathering head and the cooling tank are fixedly connected in a welding mode, and the movable rod and the contact ball are integrally formed.

Preferably, the spoiler structure comprises a fixed frame fixedly connected to the inner wall of the water through port, a rotating shaft rotatably mounted on the front end face of the fixed frame, and fan blades distributed on the outer surface of the rotating shaft in an annular array.

Preferably, drag the extension spring that the mechanism includes the slope and arrange, the upper end and the lower extreme of extension spring pass through the connecting block respectively with the inner wall of cooler bin and the fixed surface of scraper blade and be connected, the extension spring extends towards the front lower side slope, the lower extreme of extension spring corresponds in centraxonial vertical plane at the bottom of the arc.

Preferably, a device main body is arranged on the outer sides of the generator and the cooling box, the lower end face of the generator is fixedly connected with the inner bottom face of the device main body through a padding seat, and the upper end of the cooling box penetrates through the upper end face of the device main body.

Preferably, the device main body further comprises a gear box arranged on the bottom surface of the inner side and close to the rear part of the generator, the output end of the gear box is connected with a blade connecting shaft, and the blade connecting shaft movably penetrates through the rear end face of the device main body.

Preferably, drainage mechanism is including the drain pipe of intercommunication cooler bin one side surface, fixed connection limits the lamella on the inner wall of drain pipe, the quantity setting of restriction lamella is no less than three, the restriction lamella is the hard rubber material, and adjacent the border of restriction lamella closely laminates.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention has the beneficial effects that: the generator during operation, the heat that produces is absorbed by the cooler bin, through conduction to the great water collector department of surface area, thereby realize quick radiating effect, at rainwater whereabouts in-process, the rainwater sees through the inboard that the porous disk falls to the cooler bin, the later stage is along with the rotation of electricity generation in-process motor shaft, arc lamella striking contact ball, make the piston reciprocate, and then make the aquatic products in the connecting cylinder produce the impact, the water that the tip that the head was drawn in the receipts was washed out promotes the scraper blade and removes, the in-process flabellum that the scraper blade removed rotates the effect that produces the vortex, make near water near the arc bottom stir, thereby do benefit to inside water and absorb heat, reach better heat conduction and radiating effect.

2. In the improvement scheme, at the in-process that the scraper blade removed, will change the pressure of drain pipe water-logging during the vortex, and then the discontinuity make the water impact limit lamella to ensure that water can follow the discharge of the tip discontinuity of drain pipe, prevent that the rainwater from storing in the inboard of cooler bin for a long time and rotten, the discharge of drain pipe normal water also does benefit to the flow of inside water, thereby does benefit to the even heat absorption of inside water.

3. In the improvement scheme, when the scraper blade moved to the place ahead, will make the extension spring by tensile, at the connecting cylinder stop the in-process of assaulting, under the pulling force effect of extension spring, will make the scraper blade remove backward and reset to ensure that the connecting cylinder makes the scraper blade antedisplacement once more after dashing out water next time, so reciprocal plays better vortex effect, thereby makes each position heat absorption of water even.

4. The porous disk adopts polymer fiber concrete permeable brick material, when guaranteeing that the rainwater infiltration, can strain debris, prevents that debris from directly falling to the inboard of cooler bin, and the porous disk also prevents to penetrate directly by sunshine and evaporate and scatter and disappear fast in the cooler bin from water to ensure that the water that can remain can reach better heat absorption and flow the effect again, promote the radiating effect.

Drawings

FIG. 1 is a schematic structural view of a cooling device for a novel wind driven generator according to the present invention;

FIG. 2 is a schematic view of the internal structure of the main body of the cooling device for the novel wind driven generator of the invention;

FIG. 3 is a sectional view of a cooling box of the cooling device for the novel wind driven generator;

FIG. 4 is a sectional view of a scraper of the novel cooling device for a wind driven generator;

FIG. 5 is an enlarged view of the portion A in FIG. 4 of the cooling device for the novel wind driven generator according to the present invention;

FIG. 6 is an enlarged view of the portion B in FIG. 4 of the cooling device for the novel wind driven generator according to the present invention;

FIG. 7 is a schematic view of a drainage mechanism of the cooling device for the novel wind driven generator.

In the figure: 1. a device main body; 2. a generator; 3. a padding seat; 4. a cooling tank; 5. an arc-shaped bottom; 6. a water pan; 7. a water permeable plate; 8. a motor shaft; 9. a limiting disc; 10. an arc-shaped flap; 11. a movable rod; 12. contacting the ball; 13. an extrusion cylinder; 14. a piston; 15. a connecting cylinder; 16. gathering head; 17. a squeegee; 18. an inclined slope; 19. a water inlet; 20. a rotating shaft; 21. a fan blade; 22. a fixed mount; 23. a tension spring; 24. connecting blocks; 25. a drain pipe; 26. a restriction flap; 27. a gear case; 28. the paddle is connected with the shaft.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-7, a novel cooling device for a wind power generator comprises a cooling box 4, the bottom surface of the cooling box 4 is provided with an arc bottom 5, the side cross-sectional shape of the arc bottom 5 is a U-arc shape, a water receiving tray 6 extends from the upper end port of the cooling box 4, a water permeable plate 7 is fixedly installed on the inner wall of the water receiving tray 6, a scraping plate 17 is slidably sleeved on the outer surface of the arc bottom 5, an inclined slope 18 extends from the inner side edge of the scraping plate 17, a generator 2 is arranged on the inner side of the arc bottom 5, the generator 2 comprises a motor shaft 8 connected to the rear end, two limiting discs 9 are sleeved on the outer surface of the motor shaft 8, a plurality of arc petals 10 are fixedly connected between the two limiting discs 9, the number of the arc petals 10 is set to be a plurality, the motor shaft 8 is used as a shaft and is arranged in an annular array, a plurality of spraying mechanisms are connected to the rear end surface of the cooling box 4, and the spraying mechanisms are located in front of the scraping plate 17, gush the mechanism and include connecting cylinder 15, extend from connecting cylinder 15 front end and insert the head 16 that draws in to 4 inboards in of cooler bin, the extrusion jar 13 that extends from 15 terminal surfaces under the connecting cylinder, the lower extreme sliding insertion of extrusion jar 13 has movable rod 11, the upper end fixedly connected with of movable rod 11 fills in the inboard piston 14 of extrusion jar 13, the lower extreme of movable rod 11 extends the contact ball 12 that bumps with arc lamella 10, be connected with between the inner wall of cooler bin 4 and the surface of scraper blade 17 and pull the mechanism, the preceding terminal surface of scraper blade 17 runs through and has seted up a plurality of water service mouth 19, the inboard rotation of water service mouth 19 installs the vortex leaf structure, one side surface of cooler bin 4 is close to lower extreme department and extends out drainage mechanism.

The porous plate 7 is made of polymer fiber concrete porous bricks, so that impurities can be prevented from falling into the inner side of the cooling box 4 while water is permeated, and the cooling box 4 is made of copper, so that better heat absorption and heat conduction effects are achieved.

The number of the gushing mechanism is set to five, the gushing mechanism is arranged in an annular array, the furling head 16 and the cooling box 4 are fixedly connected in a welding mode, the movable rod 11 and the contact ball 12 are integrally formed, the contact ball 12 and the arc-shaped flap 10 are small in scraping and touching friction, and the service life is prolonged.

The turbulent flow blade structure comprises a fixed frame 22 fixedly connected to the inner wall of the water through opening 19, a rotating shaft 20 rotatably installed on the front end face of the fixed frame 22, and fan blades 21 distributed on the outer surface of the rotating shaft 20 in an annular array mode, wherein the fan blades 21 can rotate in the moving process of the scraper 17, and accordingly the turbulent flow effect is achieved.

The pulling mechanism comprises a tension spring 23 which is obliquely arranged, the upper end and the lower end of the tension spring 23 are fixedly connected with the inner wall of the cooling box 4 and the outer surface of the scraper 17 through a connecting block 24 respectively, the tension spring 23 obliquely extends towards the front lower part, the lower end of the tension spring 23 is pulled in a vertical plane corresponding to the middle shaft through the arc bottom 5, and the scraper 17 is ensured to have a reset moving trend after moving forwards.

In the use, the device main body 1 is arranged on the outer sides of the generator 2 and the cooling box 4, the lower end face of the generator 2 is fixedly connected with the inner bottom face of the device main body 1 through the padding seat 3, and the upper end of the cooling box 4 penetrates through the upper end face of the device main body 1 to ensure that heat can be conducted out to the outer side.

The device main part 1 is still including installing gear box 27, the output of gear box 27 that is close to generator 2 rear in inboard bottom surface and being connected with paddle spiale 28, and the activity of paddle spiale 28 passes the rear end face of device main part 1, and in the electricity generation process, paddle spiale 28 end connection blade will make motor shaft 8 rotate when the wind force effect.

Drainage mechanism is including the drain pipe 25 of intercommunication cooler bin 4 one side surface, and fixed connection limits lamella 26 on the inner wall of drain pipe 25, and the quantity setting of limiting lamella 26 is no less than three, and limiting lamella 26 is the hard rubber material, and the border of adjacent limiting lamella 26 closely laminates, prevents to leak, when inboard water pressure changes slightly, will make limiting lamella 26 dial out to discharge water.

When the generator 2 works, the generated heat is absorbed by the cooling box 4 and is conducted to the water pan 6 with a large surface area, so that a quick heat dissipation effect is realized, in the falling process of rainwater, the rainwater penetrates through the water permeable plate 7 and falls to the inner side of the cooling box 4, the arc flap 10 impacts the contact ball 12 along with the rotation of the motor shaft 8 in the power generation process in the later stage, so that the piston 14 moves up and down, further, water in the connecting cylinder 15 generates impact, the water rushed out from the end part of the converging head 16 pushes the scraper 17 to move, when the scraper 17 moves forward, the tension spring 23 is stretched, in the process that the connecting cylinder 15 stops impacting, under the action of the tension force of the tension spring 23, the scraper 17 moves backwards and resets, so that the scraper 17 moves forwards again after the water rushed out from the connecting cylinder 15 next time, the reciprocating is realized, a good turbulence effect is achieved, and accordingly, all positions of water absorb heat uniformly, the blade 21 rotates to generate turbulent flow effect in the moving process of the scraper 17, so that water near the arc-shaped bottom 5 is turned over, the heat absorption of the water at the inner side is facilitated, and good heat conduction and heat dissipation effects are achieved. In-process at scraper blade 17 removal, will change the pressure of water in drain pipe 25 during the vortex, and then the discontinuity make the water impact limit lamella 26 to ensure that water can follow the discharge of the end discontinuity of drain pipe 25, prevent that the rainwater from storing for a long time and rotten in the inboard of cooler bin 4, the discharge of water among the drain pipe 25 also does benefit to the flow of inside water, thereby does benefit to the even heat absorption of inside water. The porous disk 7 adopts polymer fiber concrete permeable brick material, when guaranteeing that the rainwater infiltration, can strain debris, prevents that debris from directly falling to the inboard of cooler bin 4, and porous disk 7 also prevents to penetrate directly to the cooler bin 4 in from water by sunshine and the rapid evaporation scatters and disappears to ensure that the water that can remain can reach better heat absorption effect of flowing again, promote the radiating effect.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel aerogenerator is with heat sink, includes cooler bin (4), its characterized in that: the bottom surface of the cooling box (4) is set to be an arc-shaped bottom (5), the side cross-sectional shape of the arc-shaped bottom (5) is a U-arc shape, a water receiving tray (6) extends from an upper end port of the cooling box (4), a water permeable plate (7) is fixedly mounted on the inner wall of the water receiving tray (6), a scraper (17) is sleeved on the outer surface of the arc-shaped bottom (5) in a sliding manner, an inclined slope (18) extends from the inner side edge of the scraper (17), a generator (2) is arranged on the inner side of the arc-shaped bottom (5), the generator (2) comprises a motor shaft (8) connected to the rear end, two limiting discs (9) are sleeved on the outer surface of the motor shaft (8), a plurality of arc petals (10) are fixedly connected between the limiting discs (9), and the number of the arc petals (10) is set to be a plurality of numbers and are arranged in an annular array by taking the motor shaft (8) as a shaft, the rear end face of the cooling box (4) is connected with a plurality of gushing mechanisms, the gushing mechanisms are located in front of the scraper (17), each gushing mechanism comprises a connecting cylinder (15), a gathering head (16) extending out of the front end of the connecting cylinder (15) and inserted into the inner side of the cooling box (4), and a squeezing cylinder (13) extending out of the lower end face of the connecting cylinder (15), a movable rod (11) is slidably inserted into the lower end of the squeezing cylinder (13), a piston (14) filled inside the squeezing cylinder (13) is fixedly connected to the upper end of the movable rod (11), a contact ball (12) colliding with the arc-shaped flap (10) extends out of the lower end of the movable rod (11), a pulling mechanism is connected between the inner wall of the cooling box (4) and the outer surface of the scraper (17), a plurality of water openings (19) are formed in a penetrating manner on the front end face of the scraper (17), and a flow disturbing blade structure is rotatably installed on the inner side of the water openings (19), and the outer surface of one side of the cooling box (4) extends out of the drainage mechanism at a position close to the lower end.

2. The cooling device for the novel wind driven generator according to claim 1, wherein: the permeable plate (7) is made of polymer fiber concrete permeable bricks, and the cooling box (4) is made of copper.

3. The cooling device for the novel wind driven generator according to claim 1, wherein: the number of the gushing mechanisms is five, the gushing mechanisms are arranged in an annular array, the gathering heads (16) and the cooling box (4) are fixedly connected in a welding mode, and the movable rod (11) and the contact ball (12) are integrally formed.

4. The cooling device for the novel wind driven generator according to claim 1, wherein: the turbulent flow blade structure comprises a fixed frame (22) fixedly connected to the inner wall of the water through opening (19), a rotating shaft (20) rotatably installed on the front end face of the fixed frame (22), and fan blades (21) distributed on the outer surface of the rotating shaft (20) in an annular array mode.

5. The cooling device for the novel wind driven generator according to claim 1, wherein: drag extension spring (23) that the mechanism arranged including the slope, the upper end of extension spring (23) passes through connecting block (24) with the lower extreme respectively with the inner wall of cooler bin (4) and the external fixed surface of scraper blade (17) is connected, extension spring (23) extend towards the preceding below slope, the lower extreme of extension spring (23) is in the vertical plane of corresponding centraxonial through arc end (5).

6. The cooling device for the novel wind driven generator according to claim 1, wherein: the device is characterized in that a device main body (1) is arranged on the outer sides of the generator (2) and the cooling box (4), the lower end face of the generator (2) is fixedly connected with the inner side bottom face of the device main body (1) through a padding seat (3), and the upper end of the cooling box (4) penetrates through the upper end face of the device main body (1).

7. The cooling device for the novel wind driven generator according to claim 6, wherein: the device main body (1) further comprises a gear box (27) which is arranged on the inner bottom surface and is close to the rear part of the generator (2), the output end of the gear box (27) is connected with a blade connecting shaft (28), and the blade connecting shaft (28) movably penetrates through the rear end face of the device main body (1).

8. The cooling device for the novel wind driven generator according to claim 1, wherein: drainage mechanism is including drain pipe (25) of intercommunication cooler bin (4) one side surface, fixed connection limited flap (26) on the inner wall of drain pipe (25), the quantity setting of limited flap (26) is no less than three, limited flap (26) are the rigid rubber material, and adjacent the border of limited flap (26) closely laminates.