CN214836847U - Hub ventilation and heat dissipation device - Google Patents

Hub ventilation and heat dissipation device Download PDF

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Publication number
CN214836847U
CN214836847U CN202121117745.8U CN202121117745U CN214836847U CN 214836847 U CN214836847 U CN 214836847U CN 202121117745 U CN202121117745 U CN 202121117745U CN 214836847 U CN214836847 U CN 214836847U
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CN
China
Prior art keywords
air
hub
air inlet
groove
ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202121117745.8U
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Chinese (zh)
Inventor
徐战昌
韩明珠
王其元
黄骁
田骏楠
赵斌
丁广恒
周智涛
杨建华
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Cgn New Energy Bengbu Co ltd
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Cgn New Energy Bengbu Co ltd
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Priority to CN202121117745.8U priority Critical patent/CN214836847U/en
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Publication of CN214836847U publication Critical patent/CN214836847U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The utility model provides a hub ventilation and heat dissipation device, which comprises a hub, wherein an air wheel shaft is fixedly arranged on the back side of the hub, an air inlet groove is formed in the windward side of the hub, a gravity deflection ring is movably arranged in the air inlet groove through a deflection bearing, and an air inlet hole communicated with an S-shaped air inlet channel is formed in the side edge of the rotating axis of the gravity deflection ring; set up annular air inlet duct in the wheel hub, inlet port and annular air inlet duct intercommunication, a plurality of induced air ways intercommunication that annular air inlet duct and the wheel hub intermediate layer set up, be provided with in the ring of giving vent to anger with venthole complex annular air outlet groove, it has the backwind pipe to go out gas ring bottom fixed mounting, the utility model discloses a setting in the inside intermediate layer wind channel of gravity skew ring sum wheel hub effectively prevents that atmospheric precipitation from getting into inside the wheel hub, and the cooling of initiatively is carried out for wheel hub inside through the wind energy to reduce the energy consumption of equipment, guaranteed wheel hub internal connection's normal work, promoted the radiating effect.

Description

Hub ventilation and heat dissipation device
Technical Field
The utility model relates to a fan heat abstractor technical field specifically is a wheel hub ventilation heat abstractor.
Background
In the prior art, the application number "CN 201611141780.7" discloses a heat dissipation system, a heat dissipation method and a wind turbine generator system, wherein the heat dissipation system includes: the air inlet part is arranged on the outer wall of the air guide sleeve; the fan is arranged on the air inlet portion, the air inlet portion is located in front of the hub, the heat dissipation method utilizes the heat dissipation system, and the wind generating set comprises the heat dissipation system. This technique fan is drawn into the air inlet portion with the outside air of wind generating set, forms the positive pressure air current in the air inlet portion, flows in the guide flow cover, through the drainage of kuppe and wheel hub, shunts, to magnet steel on winding and the rotor on the engine stator respectively, magnet steel, engine bearing and base cooling under stator lower winding and the rotor, so, the malleation through the air current is leading-in, and the reposition of redundant personnel in the unit, cools down to each parts in the unit, has improved the efficiency and the effect of cooling.
However, the heat dissipation system, the heat dissipation method and the wind generating set still have obvious defects in the using process: 1. the device does not consider the water inlet problem of the centrifugal fan in the design process, because the fan is exposed in the atmospheric environment, the internal structure of the hub needs to be protected by proper water resistance, when external rainwater enters the hub, the hub and the connecting structure thereof are corroded, so that the service life of the fan is influenced, and meanwhile, when the rainwater enters the blades connected with the hub, the rotating gravity center of the fan is unstable, so that serious operation accidents are caused; 2. the device drives the centrifugal fan to work through electric power, so that the driving device of the fan is single, and the dependence on electric power is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wheel hub ventilation heat abstractor to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a hub ventilation and heat dissipation device comprises a hub, wherein an air wheel shaft is fixedly mounted on the back side of the hub, an air inlet groove is formed in the windward side of the hub, a gravity deflection ring is movably mounted in the air inlet groove through a deflection bearing, an windward groove is formed in the gravity deflection ring, an S-shaped air inlet channel penetrating through the rotation axis of the windward groove is formed in the upper portion of the windward groove, and an air inlet hole penetrating through the S-shaped air inlet channel is formed in the side edge of the rotation axis of the gravity deflection ring;
an annular air inlet groove is formed in the hub, the air inlet hole is communicated with the annular air inlet groove, the annular air inlet groove is communicated with a plurality of air guide channels arranged in the hub interlayer, and a plurality of heat dissipation holes communicated with the inner space of the hub are formed along the air guide channels;
the hub air return device is characterized in that an air outlet groove communicated with the inner space of the hub is formed in the axis of the air wheel shaft, an air outlet hole communicated with the air outlet groove is formed in the side edge of the air wheel shaft, an air outlet ring is sleeved outside the air wheel shaft, an annular air outlet groove matched with the air outlet hole is formed in the air outlet ring, a return air pipe is fixedly installed at the bottom of the air outlet ring, a return air channel communicated with the annular air outlet groove is formed in the return air pipe, and a return fan blade is arranged in the return air channel.
Preferably, the air wheel shaft is fixedly installed in the engine room through a bearing, one end, far away from the air wheel shaft, of the air return pipe is fixedly connected to the bottom of the engine room, and the air return channel is communicated with the atmospheric environment.
Preferably, the gravity deviation rings on two sides of the air inlet hole and the air wheel shafts on two sides of the air outlet hole are provided with sealing rubber rings.
Preferably, the polyurethane layer and the lead casting layer are respectively filled in the upper side and the lower side of the axis of the gravity deviation ring in the horizontal tangent direction.
Preferably, the driving device of the return fan blade is a driving motor and a wind cup.
Preferably, the wind cup is movably arranged at the bottom of the cabin, a driving belt wheel is fixedly arranged at the upper part of the wind cup, the driving belt wheel is connected with a driven belt wheel through a belt wheel, and the driven belt wheel is fixedly connected to a rotating shaft of the return fan blade.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model can ensure the horizontal position of the gravity deviation ring under the rotating working state and the static state of the fan through the arrangement of the gravity deviation ring and the interlayer air duct inside the hub, thereby effectively preventing atmospheric precipitation from entering the inside of the hub through the arrangement of the S-shaped air inlet duct and ensuring the normal work of the connecting piece inside the hub;
2. the utility model discloses make full use of the wind energy, for the inside cooling of initiatively carrying out of wheel hub through the wind energy to reduced the energy consumption of equipment, compensated the heat dissipation through electric power under the not enough state of wind-force simultaneously, improved the radiating effect greatly.
The utility model discloses a setting in the inside intermediate layer wind channel of gravity skew ring sum wheel hub effectively prevents that atmospheric precipitation from getting into wheel hub inside, for the inside cooling of taking the initiative of wheel hub through the wind energy to reduce the energy consumption of equipment, guaranteed wheel hub internal connection spare's normal work, promote the radiating effect.
Drawings
FIG. 1 is a schematic cross-sectional view of a hub according to the present invention;
FIG. 2 is an enlarged schematic view of the area A of the present invention;
FIG. 3 is a schematic view of the internal structure of the hub interlayer of the present invention;
fig. 4 is a schematic view of the wind wheel shaft connection structure of the present invention;
FIG. 5 is a schematic view of the connection structure of the gravity deflection ring of the present invention;
fig. 6 is a schematic diagram of the position of the wind cup of the present invention.
In the figure: the air conditioner comprises a hub 1, an air wheel shaft 2, an air inlet groove 3, an offset bearing 4, a gravity offset ring 5, an air inlet groove 6, an air inlet channel 7S, an air inlet hole 8, an annular air inlet groove 9, an air guide channel 10, heat dissipation holes 11, an air outlet groove 12, an air outlet hole 13, an air outlet ring 14, an annular air outlet groove 15, an air return pipe 16, an air return channel 17, an air return fan blade 18, a cabin 19, a sealing rubber ring 20, a polyurethane layer 21, a lead casting layer 22 and an air cup 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b):
referring to fig. 1-6, the present invention provides a technical solution:
a hub ventilation and heat dissipation device comprises a hub 1, wherein an air wheel shaft 2 is fixedly mounted on the back side of the hub 1, an air inlet groove 3 is formed in the windward side of the hub 1, a gravity deflection ring 5 is movably mounted in the air inlet groove 3 through a deflection bearing 4, an air inlet groove 6 is formed in the gravity deflection ring 5, an S-shaped air inlet channel 7 penetrating through the rotation axis of the air inlet groove 6 is formed in the upper portion of the air inlet groove 6, and an air inlet hole 8 penetrating through the S-shaped air inlet channel 7 is formed in the side edge of the rotation axis of the gravity deflection ring 5;
the gravity offset ring 5 of the utility model has even mass distribution due to the internally filled materials, when the hub 1 rotates in the power generation process, the gravity offset ring 5 keeps a fixed angle under the action of downward gravity, and at the moment, the air inlet of the S-shaped air inlet duct 7 is positioned at the upper part of the windward slot 6, so that natural rainfall is effectively prevented from entering the interior through the arrangement of the S-shaped air inlet duct 7, and rainwater can not normally enter in the heat dissipation process of the hub 1, thereby preventing the interior of the hub 1 from being rusted;
an annular air inlet groove 9 is formed in the hub 1, the air inlet 8 is communicated with the annular air inlet groove 9, the annular air inlet groove 9 is communicated with a plurality of air guide channels 10 arranged in an interlayer of the hub 1, and a plurality of heat dissipation holes 11 communicated with the inner space of the hub 1 are formed along the air guide channels 10;
external air finally enters the inner space of the hub 1 through the heat dissipation holes 11 through the air inlet holes 8, the annular air inlet groove 9 and the air guide duct 10, so that the air fluidity inside the hub 1 is improved, and the defects that the air inside the conventional hub 1 does not flow and heat generated by external sunlight irradiation and fan work cannot be timely discharged, so that the internal temperature of the hub 1 is overhigh and the operation safety is influenced are overcome;
the axle center department of wind wheel axle 2 is provided with the air outlet groove 12 that link up with wheel hub 1 inner space, and the venthole 13 that runs through with air outlet groove 12 is seted up to wind wheel axle 2 side, and wind wheel axle 2 overcoat is equipped with out gas ring 14, is provided with in the gas ring 14 with the annular air outlet groove 15 of venthole 13 complex, goes out gas ring 14 bottom fixed mounting and has return air duct 16, sets up the return air duct 17 that runs through with annular air outlet groove 15 in the return air duct 16, is provided with return fan leaf 18 in the return air duct 17.
The air entering the hub 1 enters the air outlet ring 14 through the air wheel shaft 2 and is finally discharged into the external environment from the air return pipe 16, so that the air flows, the internal space of the hub 1 is prevented from being closed, and the situation that the internal temperature is too high due to the fact that heat cannot be timely dissipated is avoided.
Preferably, the air wheel shaft 2 is fixedly installed in the cabin 19 through a bearing, one end, far away from the air wheel shaft 2, of the air return pipe 16 is fixedly connected to the bottom of the cabin 19, the air return channel 17 is communicated with the atmospheric environment, and the air return pipe 16 is fixed on the cabin 19, so that the air return pipe 16 is prevented from moving along with the rotation of the hub 1, and the full play of the heat dissipation effect is guaranteed.
Preferably, the gravity deviation ring 5 on both sides of the air inlet hole 8 and the air wheel shaft 2 on both sides of the air outlet hole 13 are both provided with a sealing rubber ring 20, and the air is prevented from overflowing and scattering by the arrangement of the sealing rubber rings 20.
Preferably, the polyurethane layer 21 and the cast lead layer 22 are respectively filled in the upper side and the lower side of the axis of the gravity deviation ring 5 in the horizontal tangential direction, and the arrangement of the polyurethane layer 21 and the cast lead layer 22 ensures that the mass of the lower part of the gravity deviation ring 5 is far larger than that of the upper part, so that the gravity deviation ring 5 is always stable in the rotating process.
Preferably, the driving device of the return fan blade 18 is a driving motor and a wind cup 23, the return fan blade 18 is powered by wind energy or electric energy, when the external wind is sufficient, the driving motor stops working, so that the energy consumption of the device is reduced, and when the wind energy is insufficient to support the return fan blade 18 to work normally, the driving motor works to compensate.
Preferably, the wind cup 23 is movably arranged at the bottom of the nacelle 19, a driving pulley is fixedly arranged at the upper part of the wind cup 23, the driving pulley is connected with a driven pulley through a belt, and the driven pulley is fixedly connected on a rotating shaft of the return fan blade 18.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a wheel hub ventilation heat abstractor, includes wheel hub (1), its characterized in that: an air wheel shaft (2) is fixedly installed on the back side of the hub (1), an air inlet groove (3) is formed in the windward side of the hub (1), a gravity deflection ring (5) is movably installed in the air inlet groove (3) through a deflection bearing (4), a windward groove (6) is formed in the gravity deflection ring (5), an S-shaped air inlet duct (7) penetrating through the rotation axis of the windward groove (6) is formed in the upper portion of the windward groove (6), and an air inlet hole (8) penetrating through the S-shaped air inlet duct (7) is formed in the side edge of the rotation axis of the gravity deflection ring (5);
an annular air inlet groove (9) is formed in the hub (1), the air inlet holes (8) are communicated with the annular air inlet groove (9), the annular air inlet groove (9) is communicated with a plurality of air guide channels (10) arranged in an interlayer of the hub (1), and a plurality of heat dissipation holes (11) communicated with the inner space of the hub (1) are formed along the air guide channels (10);
the wheel hub air compressor is characterized in that an air outlet groove (12) which is communicated with the inner space of the wheel hub (1) is formed in the axis center of the air wheel shaft (2), an air outlet hole (13) which is communicated with the air outlet groove (12) is formed in the side edge of the air wheel shaft (2), an air outlet ring (14) is sleeved on the air wheel shaft (2), an annular air outlet groove (15) which is matched with the air outlet hole (13) is formed in the air outlet ring (14), an air return pipe (16) is fixedly installed at the bottom of the air outlet ring (14), an air return channel (17) which is communicated with the annular air outlet groove (15) is formed in the air return pipe (16), and air return fan blades (18) are arranged in the air return channel (17).
2. The hub ventilation and heat dissipation device of claim 1, wherein: the wind wheel shaft (2) is fixedly installed in the cabin (19) through a bearing, one end, far away from the wind wheel shaft (2), of the air return pipe (16) is fixedly connected to the bottom of the cabin (19), and the air return channel (17) is communicated with the atmospheric environment.
3. The hub ventilation and heat dissipation device of claim 1, wherein: and sealing rubber rings (20) are arranged on the gravity deviation rings (5) on the two sides of the air inlet hole (8) and the air wheel shafts (2) on the two sides of the air outlet hole (13).
4. The hub ventilation and heat dissipation device of claim 1, wherein: the upper side and the lower side of the axis of the gravity deviation ring (5) in the horizontal tangential direction are respectively filled with a polyurethane layer (21) and a cast lead layer (22).
5. The hub ventilation and heat dissipation device of claim 1, wherein: the driving device of the return fan blade (18) is a driving motor and a wind cup (23).
6. The hub ventilation and heat dissipation device of claim 5, wherein: the air cup (23) is movably arranged at the bottom of the engine room (19), a driving belt wheel is fixedly arranged at the upper part of the air cup (23), the driving belt wheel is connected with a driven belt wheel through a belt wheel, and the driven belt wheel is fixedly connected to a rotating shaft of the air return fan blade (18).
CN202121117745.8U 2021-05-24 2021-05-24 Hub ventilation and heat dissipation device Expired - Fee Related CN214836847U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121117745.8U CN214836847U (en) 2021-05-24 2021-05-24 Hub ventilation and heat dissipation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121117745.8U CN214836847U (en) 2021-05-24 2021-05-24 Hub ventilation and heat dissipation device

Publications (1)

Publication Number Publication Date
CN214836847U true CN214836847U (en) 2021-11-23

Family

ID=78776240

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121117745.8U Expired - Fee Related CN214836847U (en) 2021-05-24 2021-05-24 Hub ventilation and heat dissipation device

Country Status (1)

Country Link
CN (1) CN214836847U (en)

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Granted publication date: 20211123