CN112796962B - Heat dissipation device for wind power generation - Google Patents
Heat dissipation device for wind power generation Download PDFInfo
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- CN112796962B CN112796962B CN202110364003.3A CN202110364003A CN112796962B CN 112796962 B CN112796962 B CN 112796962B CN 202110364003 A CN202110364003 A CN 202110364003A CN 112796962 B CN112796962 B CN 112796962B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/60—Cooling or heating of wind motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention belongs to the technical field of heat dissipation devices, and particularly relates to a heat dissipation device for wind power generation, which comprises a shell, wherein the end part of the shell is fixedly connected with a bearing, the inner ring of the bearing is connected with a rotating shaft, the outer end of the rotating shaft is fixedly connected with a connector, the outer wall of the connector is fixedly connected with a group of uniformly distributed blades, the outer end of the shell is provided with a group of blocking nets, the side wall of the rotating shaft is connected with a rotating plate and fan blades, and one end of the rotating plate, which is close to the blocking nets, is provided with a brush attached to the blocking nets; the baffle net is composed of a group of baffle rods distributed in a staggered mode, and annular protective rings made of water-swelling water stop strips are wrapped on the outer surfaces of the baffle rods; the invention can effectively prevent external rainwater from flowing into the shell from the blocking net, and the protective ring can also play a role in extruding and pushing off dust and impurities positioned between net openings of the blocking net in the expansion and contraction process of the protective ring, thereby greatly improving the cleanliness and the use effect in the blocking net.
Description
Technical Field
The invention belongs to the technical field of heat dissipation devices, and particularly relates to a heat dissipation device for wind power generation.
Background
The wind power generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate and finally outputs alternating current, the wind power generator generally comprises a wind wheel, a generator (comprising a device), a direction regulator (empennage), a tower frame, a speed-limiting safety mechanism, an energy storage device and other components, the working principle of the wind power generator is simpler, the wind wheel rotates under the action of the wind force and converts kinetic energy of the wind into mechanical energy of a wind wheel shaft, the generator rotates to generate electricity under the drive of the wind wheel shaft, and when the wind power generator cooling device is used, the cooling device cannot meet the requirement of cooling the inside of a shell and cannot clean a baffle net arranged on the shell, the using effect of the cooling device is influenced, the service life of the wind power generator is also shortened, and the using requirement of a user cannot be met.
The invention provides a wind driven generator with a heat dissipation device, which comprises a connector, wherein blades are fixedly connected to the outer wall of the connector, a shell is arranged on the right side of the connector, a bearing is fixedly connected to the center of the left side of the outer wall of the shell, a rotating shaft is fixedly connected to the inner ring of the bearing, and the rotating shaft is fixedly connected with the connector. This aerogenerator with heat abstractor, drive the brush and rotate when keeping off net cooperation plectane and change through installing in the inner wall left side of shell, effectual convenient plays certain heat of fanning in the inside to the shell, and can block the dust, simultaneously through installing the flabellum in the pivot, the effectual inside to the shell of blowing, it is hot to fan the inside of shell through wind-force, increase aerogenerator's life, the inside heat of fanning of aerogenerator's availability factor has been increased simultaneously, and user's user demand is satisfied.
However, the effect of the shielding net in the existing heat dissipation device is not good when the brush is used for cleaning dust, and rainwater easily permeates into the shell from the net opening of the shielding net in heavy rain weather, so that the normal use and the service life of the internal components of the shell are easily affected.
In view of the above, the heat dissipation device for wind power generation provided by the invention can effectively prevent external rainwater from flowing into the shell from the blocking net, and the protective ring can also play a role in squeezing and pushing off dust and impurities between net openings of the blocking net in the expansion and contraction process of the protective ring, so that the cleanliness and the use effect of the interior of the blocking net are greatly improved.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the heat dissipation device for wind power generation, which can effectively prevent external rainwater from flowing into the shell from the blocking net, and the protection ring can also play a role in extruding and pushing off dust and impurities between net openings of the blocking net in the expansion and contraction process of the protection ring, so that the cleanness and the use effect of the interior of the blocking net are greatly improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the heat dissipation device for wind power generation comprises a shell, wherein a bearing is fixedly connected to the end of the shell, the inner ring of the bearing is connected with a rotating shaft, the outer end of the rotating shaft is fixedly connected with a connector, the outer wall of the connector is fixedly connected with a group of uniformly distributed blades, the outer end of the shell is provided with a group of blocking nets, the side wall of the rotating shaft is connected with a rotating plate and blades, and one end of the rotating plate, close to the blocking net, is provided with a brush attached to the blocking net; the blocking net is composed of a group of blocking rods which are distributed in a staggered mode, annular protecting rings made of water-swelling water stop strips wrap the outer surfaces of the blocking rods, and the protecting rings can block net openings between the blocking nets when the blocking nets swell in water; when the heat dissipation device works, the effect of the blocking net in the existing heat dissipation device is poor when the brush is used for cleaning dust, and rainwater easily permeates into the shell from the net opening of the blocking net in heavy rain, so that the normal use and the service life of the internal components are easily influenced; when the heat dissipation device is used, when the blades drive the rotating shaft to rotate under the action of wind power, the rotating shaft can drive the rotating plate and the blades to synchronously rotate, so that the blades can effectively dissipate heat inside the shell, external gas can flow inside the shell through the net openings of the blocking net, the heat exchange effect inside and outside the shell is enhanced, and meanwhile, the rotating plate can drive the brush to rotate and brush and clean the surface of the blocking net when rotating, so that dust and impurities accumulated on the blocking net can be cleaned, and the blocking net is prevented from being blocked; and when the weather is cool in rainy days, the protective ring on the surface of the barrier strip can expand to the periphery when contacting with rainwater, thereby leading the protective rings on the adjacent barrier strips to be tightly attached after synchronous expansion and plugging the net mouth of the barrier net, effectively preventing external rainwater from flowing into the shell from the barrier net, thereby influencing the normal work and the service life of the internal components of the shell, greatly improving the practical effect of the heat dissipation device, when the weather is hot and the water in the protective ring is evaporated, the protective ring can effectively recover the original state and the net opening of the blocking net is reopened, so that the heat dissipation work in the shell can be carried out in a circulating and reciprocating way, and in the process of expanding and contracting the protective ring, the protection ring can also play the effect of squeezing and pushing off dust and impurities between net openings of the blocking net, and the cleanliness and the use effect of the blocking net are greatly improved.
Preferably, a group of storage tanks which are uniformly distributed and in a ring shape are formed in the outer wall of the protection ring, a layer of diaphragm is attached to the inner wall of each storage tank, and water absorption rings made of water absorption materials are filled in the storage tanks; the during operation, the material that absorbs water of preparation circle can be cotton material, and the diaphragm can separate holding tank and guard ring for the rainwater can effectual saving after flowing into the inside of holding tank, and can not absorbed by the guard ring, and when rainy day is fine, the inside rainwater of holding tank can absorb the heat on every side when the evaporation this moment, and the cold air can effectually flow into inside the casing under the drive of flabellum simultaneously, thereby can carry out more abundant efficient heat dissipation to casing inside.
Preferably, the cross section of the storage tank is circular, the storage tank is communicated with the outer wall of the protective ring through a water inlet tank, and the diaphragm extends to the outer end of the side wall of the water inlet tank; the during operation, through the shape that sets up the holding tank, make the circle of absorbing water can effectually be preserved inside the holding tank, prevent to absorb water the circumstances that the circle breaks away from mutually with the holding tank under external interference, simultaneously absorb water the circle and inhale sufficient rainwater, and the guard ring is expanding and drive the in-process that holding tank and intake chamber warp, the intake chamber lateral wall can take lead the laminating to close earlier, thereby can make the inside encapsulated situation that is in of holding tank, prevent that the holding tank from will absorbing the inside rainwater extrusion of circle and the condition that runs off when the shrink, thereby make the holding tank can more effectually deposit water and carry out subsequent heat transfer work.
Preferably, a group of plugging blocks are symmetrically connected to the side wall of the water inlet groove, the free end of one plugging block is connected with a clamping block, and the free end of the other plugging block is provided with a clamping groove matched with the clamping block; during operation, the guard ring can drive the fixture block chucking inside the draw-in groove gradually when the inflation is out of shape to make the opening of intake chamber can carry out more effectual shutoff, prevent that the inside rainwater that leads to the inside circle of absorbing water of holding tank from the condition that the intake chamber flows because of warping too greatly, further improved the holding tank deposit water effect.
Preferably, the inner end of the clamping groove is fixedly connected with a positioning rod, and the end part of the clamping block is provided with a positioning groove in sliding connection with the end part of the positioning rod; during operation, the locating lever that sets up can make fixture block and draw-in groove align all the time at the in-process along with the guard ring motion of deformation to make the fixture block cooperate with the draw-in groove that more accurate stable, prevent that the fixture block from taking place the dislocation because of the deformation nonconformity of intake antrum lateral wall with the draw-in groove, and then the condition of unable effective block, improved the stability of fixture block and draw-in groove when the cooperation greatly.
Preferably, the annular pipes are arranged in the storage tanks, the water absorbing rings are positioned in the annular pipes, and one ends of the annular pipes, which are close to the water inlet tank, are provided with water inlets; the during operation is through placing the ring pipe inside hard material with the circle of absorbing water for the ring pipe can play the effect of support to the lateral wall of holding tank, prevents the holding tank lateral wall and because the shrink with the rainwater extrusion in the circle of absorbing water and the condition that runs off, and because the ring pipe can restrict the protection circle to the inside inflation of holding tank, make the protection circle can be more effectual after absorbing water expand to keeping off net mouth one side, thereby can carry out more timely efficient shutoff to keeping off the net mouth.
Preferably, one side of the water absorption ring close to the water inlet groove is provided with an extension layer made of water absorption materials, and the other end of the extension layer penetrates through the water inlet groove and is connected with a water receiving block made of water absorption materials; during operation, the water receiving piece of the water absorbing material that sets up can be more abundant with the rainwater contact to in time effectual transmission to the circle of absorbing water through the extension is inside and preserve the rainwater, prevents that the intake chamber from closing too early, leads to the circle of absorbing water to absorb the insufficient condition of rainwater, has further improved the result of use of circle of absorbing water.
Preferably, the inner parts of one sides of the protection rings, which are close to the net blocking openings, are provided with gas storage cavities, and the gas storage cavities are communicated with the outer surfaces of the protection rings through gas paths; during operation, when the protective ring is expanded when meeting water, the protective ring compresses the cavity of the gas storage cavity at the moment and enables the gas inside the protective ring to be sprayed out, so that the effect of blowing off and removing dust and impurities between net openings of the blocking net can be achieved, and the cleanliness of the blocking net is further improved.
Preferably, the cross-sectional shape of the side wall of the gas path is corrugated, a blocking ball is movably connected inside the gas path, a limiting rod is arranged inside the gas storage cavity, a sliding groove connected with the blocking ball in a sliding manner is formed in one end, close to the limiting rod, of the blocking ball, a limiting block is arranged at the free end of the limiting rod, and a limiting groove matched with the limiting block is formed in the side wall of the sliding groove; when the sealing device works, the sealing ball can be fixed at the arc-shaped pit with larger width of the gas circuit by setting the shape of the gas circuit, when the gas storage cavity is gradually compressed and tightened under the driving of the protection ring, the gas in the gas storage cavity can exert gradually increased acting force on the sealing ball until the sealing ball can be popped out from the gas circuit, the gas in the gas storage cavity can be intensively sprayed out at the moment, the airflow strength is higher, so that dust and impurities at the net blocking port can be more effectively blown off and cleaned, meanwhile, the arranged limiting block and the limiting groove can also prevent the sealing ball from falling off from the gas circuit, and when the protection ring expands to be gradually attached, the sealing ball can effectively reset under the pressure of the adjacent protection ring, so that the work of the sealing device can be carried out in a reciprocating manner, the arranged limiting rod can limit the position of the sealing ball, so that the sealing ball can more stably reset into the gas circuit, the stability of shutoff ball at the during operation has been improved.
Preferably, a water storage cavity is arranged at the bottom side of the shell corresponding to the outer end of the rotating shaft; during operation, the water storage chamber that sets up can be when the rainy day water receiving and preserve, and when weather was comparatively hot, the rainwater of water storage intracavity portion can further improve the heat transfer that keeps off net surrounding air when the evaporation this moment to the inside radiating effect of casing has further been improved.
The invention has the following beneficial effects:
1. the heat dissipation device can effectively prevent external rainwater from flowing into the shell from the blocking net, greatly improves the practical effect of the heat dissipation device, can effectively restore the original state of the protection ring when weather is hot and water in the protection ring is evaporated, and enables the net openings of the blocking net to be reopened, so that the heat dissipation work in the shell can be carried out in a circulating and reciprocating mode, and in the expansion and contraction process of the protection ring, the protection ring can also play a role in squeezing and pushing off dust and impurities between the net openings of the blocking net, and the cleanliness and the use effect of the interior of the blocking net are greatly improved.
2. The invention can effectively store the rainwater after flowing into the storage tank, when the rainwater in the storage tank is rainy and sunny, the rainwater in the storage tank can absorb the heat around when evaporating, and meanwhile, the cold air can effectively flow into the shell under the drive of the fan blades, thereby more fully and efficiently dissipating the heat inside the shell.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the stop lever and the guard ring of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
in the figure: the water storage device comprises a shell 1, a bearing 2, a rotating shaft 3, a connector 4, a blade 5, a baffle net 6, a rotating plate 7, fan blades 8, a brush 9, a baffle rod 10, a protective ring 11, a storage tank 12, a diaphragm 13, a water absorption ring 14, a water inlet groove 15, a blocking block 16, a clamping block 17, a clamping groove 18, a positioning rod 19, a positioning groove 20, a ring pipe 21, a water inlet 22, an extension layer 23, a water receiving block 24, a gas storage cavity 25, a gas circuit 26, a blocking ball 27, a limiting rod 28, a sliding groove 29, a limiting block 30, a limiting groove 31 and a water storage cavity 32.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the following embodiments.
As shown in fig. 1-4, the heat dissipation device for wind power generation of the present invention includes a housing 1, wherein an end of the housing 1 is fixedly connected with a bearing 2, an inner ring of the bearing 2 is connected with a rotating shaft 3, an outer end of the rotating shaft 3 is fixedly connected with a connector 4, an outer wall of the connector 4 is fixedly connected with a group of uniformly distributed blades 5, an outer end of the housing 1 is provided with a group of blocking nets 6, a side wall of the rotating shaft 3 is connected with a rotating plate 7 and blades 8, and one end of the rotating plate 7 close to the blocking net 6 is provided with a brush 9 attached to the blocking net 6; the blocking net 6 is composed of a group of blocking rods 10 which are distributed in a staggered mode, annular protecting rings 11 made of water-swelling water stop strips are wrapped on the outer surfaces of the blocking rods 10, and the protecting rings 11 can block net openings between the blocking nets 6 when the blocking nets expand in water; when the heat dissipation device works, the effect of the shielding net 6 in the existing heat dissipation device is poor when the brush 9 is used for cleaning dust, and in heavy rain, rainwater easily permeates into the shell 1 from the net opening of the shielding net 6, so that the normal use and the service life of internal components are easily influenced; when the heat dissipation device is used, when the blades 5 drive the rotating shaft 3 to rotate under the action of wind power, the rotating shaft 3 can drive the rotating plate 7 and the fan blades 8 to synchronously rotate, so that the fan blades 8 can effectively dissipate heat inside the shell 1, external gas can flow inside the shell 1 through the net openings of the blocking nets 6, the heat exchange effect inside and outside the shell 1 is enhanced, meanwhile, the rotating plate 7 can drive the hairbrush 9 to rotate and brush and clean the surfaces of the blocking nets 6, so that dust and impurities accumulated on the blocking nets 6 can be cleaned, and the blocking nets 6 are prevented from being blocked; and when the weather is cool, the protective ring 11 on the surface of the barrier strip can expand to the periphery when contacting with rainwater, so that the protective rings 11 on the adjacent barrier strips can be tightly attached after synchronous expansion, and the net mouth of the barrier net 6 is blocked, external rainwater is effectively prevented from flowing into the shell 1 from the barrier net 6, and further the normal work and the service life of components in the shell 1 are influenced, thereby greatly improving the practical effect of the heat dissipation device, when the weather is hot and the moisture in the protective ring 11 is evaporated, the protective ring 11 can effectively recover the original state, and the net mouth of the barrier net 6 is reopened, so that the heat dissipation work in the shell 1 can be carried out in a circulating and reciprocating manner, and in the process that the protective ring 11 expands and contracts, the protective ring 11 can also play a role of squeezing and pushing away dust impurities between the net mouths of the barrier net 6, the cleanness and the use effect inside the blocking net 6 are greatly improved.
As an embodiment of the invention, a group of storage tanks 12 which are uniformly distributed and in a ring shape are arranged on the outer wall of the protection ring 11, a layer of diaphragm 13 is attached to the inner wall of each storage tank 12, and water absorption rings 14 made of water absorption materials are filled in the storage tanks 12; the during operation, the material that absorbs water of preparation ring 14 can be cotton material, and diaphragm 13 can separate holding tank 12 and guard ring 11 for the rainwater can effectual saving after flowing into holding tank 12 inside, and can not absorbed by guard ring 11, when rainy day is fine, the inside rainwater of holding tank 12 can absorb the heat on every side when evaporating this moment, and the cold air can effectually flow into inside 1 casing under the drive of flabellum 8 simultaneously, thereby can carry out more abundant efficient heat dissipation to casing 1 inside.
As an embodiment of the invention, the cross section of the storing groove 12 is circular, the storing groove 12 is communicated with the outer wall of the protective ring 11 through a water inlet groove 15, and the diaphragm 13 extends to the outer end of the side wall of the water inlet groove 15; the during operation, through the shape that sets up holding tank 12, make the ring 14 that absorbs water can effectual save inside holding tank 12, prevent the condition that the ring 14 that absorbs water breaks away from mutually with holding tank 12 under the interference of external world, simultaneously at the ring 14 that absorbs water and inhale sufficient rainwater, and guard ring 11 is expanding and drive the in-process that holding tank 12 and inlet channel 15 warp, 15 lateral walls of inlet channel can take lead the laminating to close, thereby can make the inside encapsulated situation that is in of holding tank 12, prevent the holding tank 12 the inside rainwater extrusion of ring 14 that absorbs water and the condition that runs off when the shrink, thereby make holding tank 12 can more effectual deposit water and carry out subsequent heat transfer work.
As an embodiment of the present invention, a set of blocking blocks 16 are symmetrically connected to the side wall of the water inlet channel 15, wherein a free end of one blocking block 16 is connected to a fixture block 17, and a free end of the other blocking block 16 is provided with a clamping groove 18 matched with the fixture block 17; during operation, guard ring 11 can drive fixture block 17 chucking inside draw-in groove 18 gradually when the inflation is out of shape to make the opening of intake chamber 15 can carry out more effectual shutoff, prevent that the inside condition of flowing out from intake chamber 15 of rainwater that leads to water absorption ring 14 inside because of warping too big in holding tank 12, further improved holding tank 12 deposit water effect.
As an embodiment of the present invention, the inner end of the clamping groove 18 is fixedly connected with a positioning rod 19, and the end of the clamping block 17 is provided with a positioning groove 20 slidably connected with the end of the positioning rod 19; during operation, the locating lever 19 that sets up can make fixture block 17 align throughout with draw-in groove 18 at the in-process along with the motion of the guard ring 11 of deformation to make fixture block 17 cooperate with draw-in groove 18 that more accurate stable, prevent that fixture block 17 and draw-in groove 18 from taking place the dislocation because of the deformation nonconformity of intake antrum 15 lateral walls, and then the condition of unable effective block, improved fixture block 17 and draw-in groove 18 stability when the cooperation greatly.
As an embodiment of the invention, annular pipes 21 are arranged inside the storage tanks 12, the water absorbing rings 14 are positioned inside the annular pipes 21, and one ends of the annular pipes 21 close to the water inlet grooves 15 are provided with water inlets 22; the during operation, through placing the ring pipe 21 inside hard material with the circle 14 that absorbs water for ring pipe 21 can play the effect of support to the lateral wall of holding tank 12, prevent the condition that the holding tank 12 lateral wall extrudees and runs off the rainwater in the circle 14 that absorbs water because of the shrink, and because ring pipe 21 can restrict protection ring 11 to the inside inflation of holding tank 12, make protection ring 11 can be more effectual after absorbing water expand to keeping off 6 net gapes one side of net, thereby can carry out more timely efficient shutoff to keeping off 6 net gapes of net.
As an embodiment of the present invention, an extension layer 23 made of a water absorbing material is disposed on one side of the water absorbing ring 14 close to the water inlet tank 15, and the other end of the extension layer 23 penetrates through the water inlet tank 15 and is connected to a water receiving block 24 made of a water absorbing material; during operation, the water receiving piece 24 of the material that absorbs water that sets up can be more abundant with the rainwater contact to with the rainwater through extension 23 timely effectual transmission to the ring 14 that absorbs water inside and preserve, prevent that intake chamber 15 from closing too early, lead to the ring 14 that absorbs water to absorb the insufficient condition of rainwater, further improved the result of use of the ring 14 that absorbs water.
As an embodiment of the invention, the inner parts of one side of the protective ring 11 close to the net opening of the blocking net 6 are respectively provided with an air storage cavity 25, and a communicated air passage 26 is arranged between the air storage cavity 25 and the outer surface of the protective ring 11; during operation, when protection ring 11 met water inflation, protection ring 11 compressed gas storage cavity 25's cavity this moment to make its inside gas blowout, thereby can play the effect of blowing off the dust impurity of keeping off between the 6 net gapes of net and get rid of, further improved the cleanliness of keeping off net 6.
As an embodiment of the invention, the cross-sectional shape of the side wall of the gas path 26 is corrugated, a blocking ball 27 is movably connected inside the gas path 26, a limiting rod 28 is arranged inside the gas storage cavity 25, a sliding groove 29 connected with the blocking ball 27 in a sliding manner is arranged at one end of the blocking ball 27 close to the limiting rod 28, a limiting block 30 is arranged at the free end of the limiting rod 28, and a limiting groove 31 matched with the limiting block 30 is arranged on the side wall of the sliding groove 29; when the sealing device works, the sealing ball 27 can be fixed at the arc-shaped pit with the larger width of the gas circuit 26 by setting the shape of the gas circuit 26, when the gas storage cavity 25 is gradually compressed and tightened under the driving of the protection ring 11, at the moment, the gas in the gas storage cavity 25 can apply gradually increased acting force on the sealing ball 27 until the sealing ball 27 can be popped out from the gas circuit 26, at the moment, the gas in the gas storage cavity 25 can be intensively sprayed out, the airflow strength is higher, so that dust and impurities at the net opening of the blocking net 6 can be more effectively blown off and cleaned, meanwhile, the arranged limiting block 30 and the limiting groove 31 can also prevent the sealing ball 27 from falling off from the gas circuit 26, and when the protection ring 11 expands to be gradually attached, the sealing ball 27 can effectively reset under the pressure of the adjacent protection ring 11, so that the work of the sealing ball can be carried out in a reciprocating way, and the arranged limiting rod 28 can limit the position of the sealing ball 27, make inside blocking ball 27 can be more stable reset to gas circuit 26, improved the stability of blocking ball 27 at the during operation.
As an embodiment of the present invention, a water storage cavity 32 is disposed at the bottom side of the housing 1 corresponding to the outer end of the rotating shaft 3; during operation, the water storage chamber 32 that sets up can be when the rainy day water receiving and preserve, and when weather was comparatively hot, the inside rainwater in water storage chamber 32 can further improve the heat transfer of keeping off the air around net 6 when the evaporation this moment to the radiating effect inside casing 1 has further been improved.
When the heat exchanger works, when the blades 5 drive the rotating shaft 3 to rotate under the action of wind power, the rotating shaft 3 can drive the rotating plate 7 and the fan blades 8 to synchronously rotate, so that the fan blades 8 can effectively dissipate heat inside the shell 1, and external gas can flow inside the shell 1 through the net openings of the blocking net 6, so that the heat exchange effect inside and outside the shell 1 is enhanced, meanwhile, the rotating plate 7 can drive the hairbrush 9 to rotate and brush and clean the surface of the blocking net 6, so that dust and impurities accumulated on the blocking net 6 can be cleaned, and the blocking situation of the blocking net 6 is prevented; and when the weather is cool, the protective ring 11 on the surface of the barrier strip can expand to the periphery when contacting with rainwater, so that the protective rings 11 on the adjacent barrier strips can be tightly attached after synchronous expansion, and the net mouth of the barrier net 6 is blocked, external rainwater is effectively prevented from flowing into the shell 1 from the barrier net 6, and further the normal work and the service life of components in the shell 1 are influenced, thereby greatly improving the practical effect of the heat dissipation device, when the weather is hot and the moisture in the protective ring 11 is evaporated, the protective ring 11 can effectively recover the original state, and the net mouth of the barrier net 6 is reopened, so that the heat dissipation work in the shell 1 can be carried out in a circulating and reciprocating manner, and in the process that the protective ring 11 expands and contracts, the protective ring 11 can also play a role of squeezing and pushing away dust impurities between the net mouths of the barrier net 6, the cleanness and the use effect inside the blocking net 6 are greatly improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present 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 given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The heat dissipation device for wind power generation comprises a shell (1), wherein a bearing (2) is fixedly connected to the end of the shell (1), a rotating shaft (3) is connected to the inner ring of the bearing (2), a connector (4) is fixedly connected to the outer end of the rotating shaft (3), a group of uniformly distributed blades (5) is fixedly connected to the outer wall of the connector (4), a group of blocking nets (6) is arranged at the outer end of the shell (1), a rotating plate (7) and blades (8) are connected to the side wall of the rotating shaft (3), and a brush (9) attached to the blocking nets (6) is arranged at one end, close to the blocking nets (6), of the rotating plate (7); the method is characterized in that: keep off net (6) and constitute by a set of crisscross pin (10) that distribute, pin (10) surface all wraps up annular guard ring (11) that have water-swelling sealing rod material to make, just guard ring (11) can carry out the shutoff to the net gape that keeps off between net (6) when water-swelling.
2. The wind-powered heat sink of claim 1, wherein: offer holding tank (12) of a set of evenly distributed and annular form on the outer wall of guard ring (11), the laminating has one deck diaphragm (13) on the inner wall of holding tank (12), the inside water absorption circle (14) that all packs to have the material of absorbing water to make of holding tank (12).
3. The wind-powered heat sink of claim 2, wherein: the cross-sectional shape of holding tank (12) is circular form, just be linked together through intake antrum (15) between the outer wall of holding tank (12) and guard ring (11), just diaphragm (13) extend to the lateral wall outer end of intake antrum (15).
4. The wind-powered heat sink of claim 3, wherein: the water inlet groove (15) is characterized in that a group of blocking blocks (16) are symmetrically connected to the side wall of the water inlet groove (15), a clamping block (17) is connected to the free end of one blocking block (16), and a clamping groove (18) matched with the clamping block (17) is formed in the free end of the other blocking block (16).
5. The wind-powered heat sink according to claim 4, wherein: the inner end of the clamping groove (18) is fixedly connected with a positioning rod (19), and the end part of the clamping block (17) is provided with a positioning groove (20) which is in sliding connection with the end part of the positioning rod (19).
6. The wind-powered heat sink according to claim 5, wherein: the inside annular pipe (21) that all is equipped with of holding tank (12), it is inside that circle (14) absorb water is located annular pipe (21), the one end that annular pipe (21) is close to intake antrum (15) is provided with water inlet (22).
7. The wind-powered heat sink according to claim 6, wherein: one side of the water absorbing ring (14) close to the water inlet groove (15) is provided with an extension layer (23) made of water absorbing materials, and the other end of the extension layer (23) penetrates through the water inlet groove (15) and is connected with a water receiving block (24) made of water absorbing materials.
8. The wind-powered heat sink of claim 7, wherein: the gas storage cavity (25) is formed in one side, close to the net opening of the blocking net (6), of the protection ring (11), and a gas circuit (26) communicated with the outer surface of the gas storage cavity (25) and the outer surface of the protection ring (11) is arranged.
9. The wind-powered heat sink of claim 8, wherein: the cross-sectional shape of gas circuit (26) lateral wall is corrugate, just gas circuit (26) inside swing joint has shutoff ball (27), gas storage chamber (25) inside is equipped with gag lever post (28), spout (29) rather than sliding and linking to each other are seted up to the one end that shutoff ball (27) are close to gag lever post (28), the free end of gag lever post (28) is equipped with stopper (30), offer on spout (29) lateral wall with stopper (30) matched with spacing groove (31).
10. The wind-powered heat sink of claim 9, wherein: and a water storage cavity (32) is arranged at the bottom side of the shell (1) corresponding to the outer end of the rotating shaft (3).
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| CN202110364003.3A CN112796962B (en) | 2021-04-03 | 2021-04-03 | Heat dissipation device for wind power generation |
| CN202111308902.8A CN114198270A (en) | 2021-04-03 | 2021-04-03 | Heat dissipation device for wind power generation |
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| CN115149726B (en) * | 2022-06-22 | 2023-04-25 | 江苏中车电机有限公司 | Water cooling system of wind driven generator |
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| CN201326519Y (en) * | 2008-12-24 | 2009-10-14 | 华锐风电科技有限公司 | Air-cooled engine room of wind turbine |
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| CN201326519Y (en) * | 2008-12-24 | 2009-10-14 | 华锐风电科技有限公司 | Air-cooled engine room of wind turbine |
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