CN103925389B - A kind of valve and wheel - Google Patents
A kind of valve and wheel Download PDFInfo
- Publication number
- CN103925389B CN103925389B CN201410110370.0A CN201410110370A CN103925389B CN 103925389 B CN103925389 B CN 103925389B CN 201410110370 A CN201410110370 A CN 201410110370A CN 103925389 B CN103925389 B CN 103925389B
- Authority
- CN
- China
- Prior art keywords
- wheel
- spoke
- valve
- metal sheet
- air vent
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/20—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with a compressible solid closure member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
- B60B19/10—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group with cooling fins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Present invention firstly provides a kind of valve and wheel.A kind of valve, it is characterised in that being made up of shape memory metal sheet and frame, described shape memory metal sheet is fixedly connected on the internal ring of frame, and shape memory metal sheet quantity is multiple.Present invention also offers a kind of light-weighted wheel and wheel and can play timely heat sinking function during high-speed running automobile, the technical scheme used is a kind of wheel, it is characterized in that, spoke is provided with air vent, spoke is provided with air vent, and the air inlet of air vent is provided with the valve that the present invention provides above.Automobile is during high-speed cruising, and tyre surface can produce the highest temperature, and wheel rim is the highest due to heat transfer temperature, reaches as high as more than 100 degree Celsius.Setting air vent on spoke and install the valve that the present invention provides additional, valve serviceability illustrates: when wind speed is higher or temperature is higher, shape memory metal sheet automatically opens up, and valve is in opening state, increases wheel rim heat radiation.
Description
Technical field
The invention belongs to mechanical manufacturing field, particularly relate to a kind of spoke be provided with air vent automotive wheel.
Background technology
Along with constantly riseing of energy prices, automobile industry is faced with more and more arduous low energy consumption challenge.The reduction of oil consumption is many, is on the one hand the light-weight design of automobile.Therefore, in order to reduce oil consumption, the light-weight design of automobile has obtained increasing attention.On the other hand, due to current environmental protection and energy-conservation needs, the lightweight of automobile has become as the trend of world car development.
The important safety component that wheel carries as vehicle, the wheel hub of wheel, spoke are subjected to the light weight perpendicular acting pressure to wheel hub, spoke, also by starting, braking time the effect of dynamic torque and the irregular alternation stress that produces from different directions dynamic load of turning in the process of moving, concave-convex road surface, the impact etc. of road obstacle, its stressing conditions is dynamically change, extremely complex.Certainly, the design of current wheel hub and spoke mainly considers following factor: higher dimensional accuracy, good dynamic balancing, excellent fatigue strength, good rigidity and elasticity, and light weight is attractive in appearance etc..Owing to lightweight has very important effect to the fuel oil consumption of car load, it is clear that what the light-weight design of wheel hub and spoke belonged to wheel design content one considers greatly key element.Having experiment to show: hub for vehicle wheel or spoke the most often alleviate the quality of 10%, under conditions of average speed is 90-120km/h, automobile fuel consumption averagely can reduce 0.010-0.013L/100km.
On the other hand, vehicle safety performance is the most extremely important, and big wheel hub, while bringing the advantage that intensity is high, but as heat radiation is slow, causes the rising of pressure of tire.When pressure of tire is too high, not only causes blowing out when running at high speed, and normal driving is also interfered at ordinary times.Such as, tire noise in the process of moving becomes big；Tire can make vehicle body jumping frequency rate excessive in some fluctuating sections, and comfort declines；Too high tire pressure give turn to bring slim and graceful while, make the lateral earth-grasping force of tire when turning to reduce also, thus cause too early understeer and produce the danger of rollover.It addition, the most important thing is that too high tyre pressure can make the contact area of tire diminish, car braking effect is caused to reduce on the road surface of low adhesive force.Automobile is during high-speed cruising, and tyre surface can produce the highest temperature, and wheel rim is the highest due to heat transfer temperature, reaches as high as more than 100 degree Celsius.In view of these, the heat radiation for tire is exactly natural, is dispelled the heat by wheel rim in time can effectively prevent tire pressure too high to tire.
Eighties of last century seventies, world's material science occurring in that, one has the alloy of " memory " shape function.Its microstructure has two kinds of relatively steady states, and the most this alloy can be changed into any shape that you want, and alloy can be stretched at a lower temperature, if but it is reheated, it can remember the shape that it is original, and becomes again.This material is just called memory metal
By data check, current lightweight aspect, the design of car wheel structure employing Aluminum Hollow material is the most commonplace, but in the tire construction of existing market, spoke generally has certain thickness.At present, existing company produces the spoke architecture of Aluminum Hollow, the design of the spoke architecture of this Aluminum Hollow can be in automobilism, play the effect of heat radiation in time, but the structure of Aluminum Hollow can increase the surface area of spoke, increase the operating resistance of wheel and noise, so that the performance that automobile is in enforcement is restricted.Prior art there is also a kind of technical scheme increasing air vent on common spoke, the Chinese utility model patent that patent announcement number is CN 202656778 U discloses one and is uniformly arranged open type arc air holes at spoke card periphery, the centrally disposed mesopore of card, mesopore week, skirt set the technical scheme of bolt hole, this technical scheme can reduce the weight of whole wheel to a certain extent, air holes be designed to increase heat dispersion, but in the most of running of automobile, it is not required to the heat sinking function of air holes, the design of air holes can strengthen spoke air drag on the contrary, and increase wheel noise；The another one drawback of this technical scheme is that mesopore is arranged in spoke card, and during automobile actual travel, spoke card is not that direction moves ahead windward, and therefore this technical scheme is during actual galloping, and effect is the most inconspicuous.
Summary of the invention
For automobile under the different speeds of service, solve wheel for the different performance requirement that dispels the heat, say, that automobile is in the environment of the speed of service is relatively low, the highest for cooling requirements, now it should be ensured that automobile has less air drag；And during high-speed cruising, it is desirable to heat dispersion improves.
Present invention firstly provides a kind of valve, it is characterised in that being made up of shape memory metal sheet and frame, described shape memory metal sheet is fixedly connected on the internal ring of frame, and shape memory metal sheet quantity is multiple.
It is further characterized in that the described mutual close-packed arrays of shape memory metal sheet.
In the design basis of above-mentioned valve, by valve applications in the spoke architecture of automobile, for the problem mentioned in background technology, the present invention also provides for a kind of wheel, it is characterized in that: spoke is provided with air vent, spoke is provided with air vent, and the air inlet of air vent is provided with valve recited above.
As preferred technical scheme.
Being further characterized in that, valve uses fixing connection to be arranged on air inlet.
Being further characterized in that, be provided with sleeve inside described air vent, described valve is fixing with sleeve to be connected.
Being further characterized in that, the air inlet of air vent is arranged on the side in the direction windward of spoke, and air outlet is arranged on the spoke back side, and described air inlet and air outlet are mutually communicated formation air vent.
Being further characterized in that, the spoke of wheel uses wing type design.
Being further characterized in that, described spoke is provided with flangeway structure.
Being further characterized in that, the spoke of wheel and the bottom surface angulation β of wheel hub, angular range is less than 90 ° more than 0 °.
Beneficial effects of the present invention: 1, the valve that the present invention provides can be according to the change of temperature, valve can be made to be in different open and close states, in the environment of temperature is relatively low, the shape memory metal sheet that valve uses is in closure state, and after valve temperature rising reaches threshold variations temperature, shape memory metal sheet shrinks, valve is in open mode such that it is able to by valve applications in the control of fluid flow or switching device.2, automobile is in the environment of the speed of service is relatively low, the highest for cooling requirements, and now it should be ensured that automobile has less air drag, now memory metal sheet is in closure state, and valve is Guan Bi, so can reduce air drag and noise；When automobile is during high-speed cruising, tyre surface can produce the highest temperature, wheel rim is the highest due to heat transfer temperature, reach as high as more than 100 degree Celsius, setting air vent on spoke and install the valve that the present invention provides additional, valve serviceability illustrates: when wind speed is higher or temperature is higher, shape memory metal sheet automatically opens up, valve is in opening state, increases wheel rim and dissipates.3, air vent is from the side in spoke direction windward through in spoke, and such design helps to maintain the rigidity requirement of spoke, improves the fatigue resistance of spoke, increases the service life.And advantageously during running at high speed, when the shaped metal memory sheet of valve is in open mode, heat dispersion improves.4, wheel spoke uses the structure of asymmetry wing type, wing type design noise can be made less, and reduce windage, thus promote the performance in vehicle traveling process.The spoke of this wing type structure arranges flangeway structure, it is possible to reduce air drag and noise.5, the bottom surface angulation β of the spoke of wheel and wheel hub, such method for designing can, increase the incoming air area of air vent, improve rate of heat dispation, meet the automobile particular/special requirement to heat radiation during running at high speed.6, increase tube-in-tube structure in the inside of air vent, and valve is fixedly connected on the port of sleeve, be arranged in ventilating hole channel as a global facility, metal memory valve can be dismantled by such technical scheme easily, overhauls and changes.And use the valve of shape memory metal sheet directly to fix, with spoke air vent, the technical scheme being connected and can save material, simplified processing process.
Accompanying drawing explanation
Fig. 1 is in the schematic diagram of room temperature state for a kind of valve that the present invention provides.
Fig. 2 is in the schematic diagram of the condition of high temperature for a kind of valve that the present invention provides.
Fig. 3 is the front schematic view of a kind of wheel of the present invention.
Fig. 4 is the reverse side schematic diagram of a kind of wheel of the present invention.
Fig. 5 is the single spoke overall structure schematic diagram of a kind of wheel of the present invention.
Fig. 6 is single spoke and the wheel hub connection diagram of a kind of wheel of the present invention.
Fig. 7 is the valve structural representation with sleeve connection of a kind of wheel of the present invention.
Accompanying drawing illustrates: 1. wheel rim, 2. spoke, 3. wheel hub, 4. air vent, 5. air inlet, 6. air outlet, 7. valve, 8. shape memory metal sheet, 9. frame, 10. side, 11. sleeves.
Detailed description of the invention
Embodiment 1: as shown in Figure 1 and Figure 2, the valve that the present invention provides is made up of shape memory metal sheet 8 and frame 9, and shape memory metal sheet 8 is fixedly connected on the internal ring of frame 9, and shape memory metal sheet quantity is multiple, such as shown in Fig. 1 and Fig. 7, shape memory metal sheet 8 quantity is 4.Fixing connected mode uses welding, metal glue or the mode of clamping.Such as Fig. 1, when environment temperature is in below specified temp or specified temp, shape memory metal sheet 8 remains off, such as Fig. 2, when temperature exceedes specified temp, shape memory metal sheet 8 is heated and shrinks to surrounding, valve opening, thus reach to control the function of fluid flow.It needs to be noted the concept of low temperature, critical temperature and the high temperature mentioned in the present invention, it not a fixing numerical value or fixed range, its size should change according to the concrete material of the memory shape metal alloy that shape memory metal sheet is used, if the transformation temperature of the shape memory metal sheet 8 used is 50 DEG C, so the temperature less than 50 DEG C is low temperature, and the temperature higher than 50 DEG C is high temperature.
Embodiment 2: as shown in Fig. 3, Fig. 4 and Fig. 5, a kind of wheel, the air inlet 5 of air vent 4 is arranged on the side in the direction windward of spoke, and air outlet 6 is arranged on after spoke, and described air inlet 5 and air outlet 6 are mutually communicated formation air vent 4.Offer air vent 4 in spoke 2 side, at the air inlet 5 of air vent 4, be provided with the valve 7 that the present invention provides.By two kinds of technical schemes, valve 7 is set at the air inlet 5 of air vent 4: the first scheme is that valve 7 is directly fixing with air inlet 5 to be connected；First scheme as shown in Figure 7 is then sleeve 11 and valve 7 to be inserted in air vent 4 as an entirety be connected fixing with one end of a sleeve 11 of valve 7.As preferred technical scheme, as shown in Fig. 3, Fig. 4 and Fig. 5, on spoke 2, air vent 4 is provided with air inlet 5 from the side, direction windward 10 of the automobile front driving of spoke 2, and extends through the reverse side of spoke 2 from spoke 2.Described air vent 4 be shaped as common geometry, quantity and the arrangement mode of air vent 4 are adjusted for the requirement of radiating condition according to different automobiles, in Fig. 5, it is provided with three air inlets 5 and an air outlet 6, it should be noted that the quantity of air inlet 5 and air outlet 6 does not limit, can adjust accordingly according to practical situation, such as, an air inlet 5 can be set and three air outlets 6 are set.As shown in Figure 6 and Figure 7, when automobile runs with normal speed, the shape memory metal sheet 8 of valve 7 is indeformable, and owing to valve 7 is closed, therefore air can not enter air vent 4 this time.During automobile is in high-speed cruising, air drag increases, and wheel rim 1 temperature increases simultaneously, and shape memory metal sheet 8 can deform under the influence of blast and temperature, and valve 7 is in open mode.Air is blown into from the air inlet 5 of air vent 4, flows out to, inside spoke 2, dispel the heat to wheel rim 3 from the air outlet 6 of air vent 4, thus prevents wheel rim 1 temperature too high, reduces the probability blown out.The memory metal sheet of valve of the present invention is that memory metal alloy of the prior art is made, and according to different automobiles for the requirement of wheel heat dispersion, can select the valve 7 of different transformation temperature.In the present embodiment, fixing connected mode use welding, metal glue or the mode of clamping or those of ordinary skill in the art it is conceivable that connected mode.
Embodiment 3: as shown in Figure 6, spoke 2 is connected with wheel hub 3, and the spoke 2 of wheel is relative to wheel hub 3 bottom surface angulation β, angular range can reduce the front face area of spoke 2 on the whole more than 0 ° less than 90 ° of such technical characteristics, and accordingly increase the front face area of the air inlet 5 of spoke 2 side 10, increase heat dispersion.Spoke 2 designs for wing-shaped structure, and preferred scheme is to be provided with stream wire casing structure on spoke surface.In car running process, air flows through the flangeway of spoke 2 by asymmetric wing-shaped spoke 2, and the technical characteristic of asymmetry, wing-shaped or flangeway can reduce air drag and the noise of running car, improves running car performance.In the present embodiment, fixing connected mode use welding, metal glue or the mode of clamping or those of ordinary skill in the art it is conceivable that method of attachment.
Claims (7)
1. a wheel, including wheel rim, spoke and wheel hub, it is characterised in that: spoke is provided with air vent, the air inlet of air vent
Place is provided with valve, and described valve is made up of shape memory metal sheet and frame, and described shape memory metal sheet is fixedly connected on frame
Internal ring, described shape memory metal sheet quantity is multiple, the described mutual close-packed arrays of shape memory metal sheet.
Wheel the most according to claim 1, it is characterised in that described valve uses fixing connection to be arranged on air inlet.
Wheel the most according to claim 1, it is characterised in that be provided with sleeve, described valve and set inside described air vent
Cylinder is fixing to be connected.
Wheel the most according to claim 1, it is characterised in that the air inlet of air vent is arranged on the side in the direction windward of spoke
Face, air outlet is arranged on the spoke back side, and described air inlet and air outlet are mutually communicated formation air vent.
Wheel the most according to claim 1, it is characterised in that the spoke of wheel uses wing-shaped design.
Wheel the most according to claim 1, it is characterised in that described spoke is provided with flangeway structure.
Wheel the most according to claim 1, it is characterised in that the spoke of wheel and the bottom surface angulation β of wheel hub, angle
Scope is less than 90 ° more than 0 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110370.0A CN103925389B (en) | 2014-03-24 | 2014-03-24 | A kind of valve and wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110370.0A CN103925389B (en) | 2014-03-24 | 2014-03-24 | A kind of valve and wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103925389A CN103925389A (en) | 2014-07-16 |
| CN103925389B true CN103925389B (en) | 2016-08-17 |
Family
ID=51143708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410110370.0A Expired - Fee Related CN103925389B (en) | 2014-03-24 | 2014-03-24 | A kind of valve and wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103925389B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3078921A1 (en) * | 2018-03-13 | 2019-09-20 | Psa Automobiles Sa | AERODYNAMIC BLADE FOR VEHICLE WHEEL CASTING |
| EP3794260A4 (en) * | 2018-05-16 | 2022-06-22 | Smarter Alloys Inc. | Shape memory alloy valve and method for fabrication thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2133729Y (en) * | 1992-01-29 | 1993-05-19 | 李怀义 | memory alloy thermostat |
| US5255809A (en) * | 1993-05-17 | 1993-10-26 | Ford Motor Company | Compressed gas container with shape memory alloy pressure relief member |
| DE10158408B4 (en) * | 2001-11-29 | 2004-07-15 | Winkhardt, Wolfgang | Wheel disc of a motor vehicle wheel |
| CN102431380A (en) * | 2011-10-20 | 2012-05-02 | 山东通力车轮有限公司 | Full-surface steel wheel for off-road vehicle |
| CN102774234A (en) * | 2012-07-31 | 2012-11-14 | 苏州市伦琴工业设计有限公司 | Air supply wheel hub |
| CN203157583U (en) * | 2013-01-16 | 2013-08-28 | 浙江华泰法瑞铝合金有限公司 | Rear hub on automobile |
| CN203784358U (en) * | 2014-03-24 | 2014-08-20 | 江苏大学 | Valve and wheel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008027147A1 (en) * | 2008-06-02 | 2009-12-03 | Ing. Erich Pfeiffer Gmbh | Discharge device for media |
-
2014
- 2014-03-24 CN CN201410110370.0A patent/CN103925389B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2133729Y (en) * | 1992-01-29 | 1993-05-19 | 李怀义 | memory alloy thermostat |
| US5255809A (en) * | 1993-05-17 | 1993-10-26 | Ford Motor Company | Compressed gas container with shape memory alloy pressure relief member |
| DE10158408B4 (en) * | 2001-11-29 | 2004-07-15 | Winkhardt, Wolfgang | Wheel disc of a motor vehicle wheel |
| CN102431380A (en) * | 2011-10-20 | 2012-05-02 | 山东通力车轮有限公司 | Full-surface steel wheel for off-road vehicle |
| CN102774234A (en) * | 2012-07-31 | 2012-11-14 | 苏州市伦琴工业设计有限公司 | Air supply wheel hub |
| CN203157583U (en) * | 2013-01-16 | 2013-08-28 | 浙江华泰法瑞铝合金有限公司 | Rear hub on automobile |
| CN203784358U (en) * | 2014-03-24 | 2014-08-20 | 江苏大学 | Valve and wheel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3078921A1 (en) * | 2018-03-13 | 2019-09-20 | Psa Automobiles Sa | AERODYNAMIC BLADE FOR VEHICLE WHEEL CASTING |
| EP3794260A4 (en) * | 2018-05-16 | 2022-06-22 | Smarter Alloys Inc. | Shape memory alloy valve and method for fabrication thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103925389A (en) | 2014-07-16 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20160817 Termination date: 20180324 |