CN208343840U - Wheel dynamic air pressure adjusts device - Google Patents
Wheel dynamic air pressure adjusts device Download PDFInfo
- Publication number
- CN208343840U CN208343840U CN201820328397.0U CN201820328397U CN208343840U CN 208343840 U CN208343840 U CN 208343840U CN 201820328397 U CN201820328397 U CN 201820328397U CN 208343840 U CN208343840 U CN 208343840U
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- China
- Prior art keywords
- wheel
- vehicle
- tire
- tubular volume
- fixed frame
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Abstract
A kind of wheel dynamic air pressure adjustment device, belongs to the tire pressure adjustment technology field under vehicle running state.In the driving process of vehicle, it is best that tire pressure, which is also not fixed to a certain value, with the difference of condition of road surface, such as when bright and sunny broad roads are straight, or raining, in the case where road snow mantle, icing and miriness, tire pressure should also change accordingly, to adapt to the road surface that vehicle passes through different condition of road surface.When tire is pierced through gas leakage, also can be immediately inflated under not parking situation.Accident caused by avoid or reducing because of wheel-slip avoid or reduces non-normal stop caused by due to having a flat tire, and improves vehicle safety, reliable, economy run performance.Special air pump, control valve, inductive probe, electric control gear, battery, electric energy transmitting device etc. are installed on wheel, by the work of air pump and control valve, adjustment that in time tire pressure is pressurized or is depressurized.
Description
Technical field
The utility model relates to tire pressure adjustment (inflation or exhaust) technical fields under vehicle running state.
Background technique
For convenience of understanding and describing, the rotating part of wheel is referred to as wheel or rotor by us, such as: tire, wheel hub (steel
Circle), brake drum, brake disc, wheel shaft etc.；The other parts of vehicle are referred to as vehicle frame or stator by us, such as take turns axle housing, braking point
Pump bracket etc. also includes railway carriage and driver's cabin.
In the prior art, the inflation (aerating) of pneumatic tire and exhaust (deflating, adjustment tire pressure) are typically all in vehicle
It is carried out after parking, air pump, power supply, power supply line, corresponding control device of inflation etc. be not also fixedly mounted on wheel
On, and can not rotate and travel with wheel (rotor).
It is well known that in the driving process of vehicle, tire pressure be also not fixed to a certain value be it is best, with road
The difference of road situation, for example, rain, in the case where road snow mantle, icing and miriness, tire pressure be adjusted so as to it is lower, it is right
The phenomenon that safety traffic is very effective, it can significantly increase the contact area on tyre surface and ground, and wheel-slip is effectively reduced,
Meanwhile after tire pressure reduces, the radius between drive axis and the tyre surface that lands also reduces simultaneously, constant in driving torque
In the case of, torsion is consequently increased, this is also beneficial to vehicle and walks out mud pit；, whereas if straight in bright and sunny broad roads
When, suitably increase tire pressure, the rolling resistance that can not only reduce tire reduce oil consumption, can also reduce the fatigue damage of tire
It is bad to be overheated with tire.In the driving process of vehicle, the variation of condition of road surface is frequent, the dry and comfortable straight, ponding of road, product
Snow freezes, and muddy situation is likely to be and is alternately present, we are inconvenient to be also impossible to loiter, continually under
The adjustment of vehicle progress tire pressure.
In the driving process of vehicle, it is also recurrent that tire, which is pierced through gas leakage, and at most of conditions, leakage
Gas process is also slow, that is to say, that if there is a set of air charging system in the case where not parking at this time, can to tire into
Row inflation, then vehicle can safely continue to travel, places under repair again until facilitating the place of parking and maintenance.Nowadays
The density of road vehicle is big, whether oversize vehicle or small vehicle, also whether in urban district or on a highway, all
It can arbitrarily stop not being, nor the repairing point for the aerating tire patching that grows on trees, some vehicles repair point to delay,
Cause the tire that can have been repaired originally, finally thoroughly scraps, also damaged the wheel hub of wheel.
Summary of the invention
Technical problem to be solved by the utility model is: in the state of vehicle not parking (wheel does not stall), it can be right
Tire pressure carries out the operation and adjustment of in due course aerating, pressurization or decompression.The technical solution of the utility model is: by air pump,
Control valve, sensor, electric control gear, electric energy transmitting device etc. are all located on wheel (rotor).The beneficial effects of the utility model
It is: improves adaptability of the vehicle by the road surface of different situations, slipping phenomenon caused by reducing because of air pressure height, Yi Jisuo
Caused by traffic accident, reduce because air pressure it is low caused by rolling resistance greatly so that increase oil consumption, reduce because air pressure it is low
Caused by tire fatigue wear and tire overheat, realize safe and reliable, economy run the purpose of vehicle；When tire is pricked
It when wearing slight gas leakage, also can immediately be inflated, avoid or reduce non-normal stop caused by due to having a flat tire, subtract
Traffic jam caused by few non-normal stop, it is inconvenient to passenger's bring to reduce non-normal stop.
Detailed description of the invention
Fig. 1 and Fig. 2 is the cross-sectional view of car wheel structure.
In Fig. 1: 1. hubs for vehicle wheel (steel ring) 2. air charging system fixed frame, 3. wheel braking drum, 4. air pump, 5. battery
6. 7. conducting brush of conducting slip ring
In Fig. 2: 2. air charging system fixed frame, 8. tubular volume pumps 9. tubular volumes and is pumped roller
Specific embodiment
The function of realizing wheel dynamic air pressure adjustment, need to be arranged on wheel (rotor) first install it is special corresponding
The air pump of power, structure, shape, at the same there is provision of correspondingly sized, structure, shape, the control valve of function, temperature sensor,
Pressure sensor, electric control gear, battery, electric energy transmitting device etc.；Be also provided on vehicle frame (stator) be mounted with it is corresponding automatically controlled
Device, electric energy transmitting device, with reception, processing, show wheel status signals, and to wheel (rotor) issue aerating, increase
Pressure or the operational order of decompression.
In Fig. 1, it is contemplated that the component that this " wheel dynamic air pressure adjusts device " is included is more, it is also considered that arrives present apparatus energy
The easily implementation and installation on existing vehicle passes through air charging system so specially devising an air charging system fixed frame 2
Air pump, control valve, sensor, electric control gear, battery, electric energy transmitting device etc., combination are mounted to an entirety by fixed frame 2,
Both facilitate installation, and also facilitate the dynamically balanced test of rotation and adjustment.
In the car wheel structure of most of vehicles, generally between hub for vehicle wheel 1 and wheel braking drum 3, can all have
The space of annular, air charging system fixed frame 2 are located between hub for vehicle wheel 1 and wheel braking drum 3, air charging system fixed frame 2
Basin bottom is provided with hole corresponding with Wheel set bolt, and is fixed on hub for vehicle wheel 1 and wheel braking drum by Wheel set bolt
Between 3.Brake drum 3 is disc structure in some vehicles, or is brake disc, so air charging system fixed frame 2 is secured to
Between hub for vehicle wheel 1 and brake disc.For the truck that two-wheel is axially installed side by side, the wheel hub space of outboard wheels is very
It greatly, is and to be not necessarily to be fixed on depending on different automobile types so the shape (structure) of air charging system fixed frame 2
On Wheel set bolt, by a disc structure or other shapes of structure, be fixed on it is good on the shaft-cup of wheel shaft, as long as will
Air pump, control valve, sensor, electric control gear, battery etc. are fixed on wheel and both may be used.According to the difference of a variety of models, inflation dress
It sets fixed frame 2 and is also possible to various shapes, such as basin shape, dish, to avoid the components such as wheel brake caliper, inflation dress during installation
The corresponding position for setting fixed frame 2 will also deform or hollow.Air charging system fixed frame 2 can also be set up directly on hub for vehicle wheel 1 or vehicle
It takes turns on brake drum 3, becomes the structure of hub for vehicle wheel 1 or wheel braking drum 3, as long as can functionally install the related portion of positioning
Part, such as various forms of air pumps and electric energy transmitting device both may be used.
In Fig. 1, electric air pump 4 work when, wheel (rotor) if on battery 5 capacity not enough, should also be from vehicle frame
Electric energy is sent on wheel (rotor) on (stator).On the basin side of air charging system fixed frame 2, equipped with electrical conducting slip ring 6,
On vehicle frame (stator), it also is provided with electrical conducting brush 7, by the sliding contact of conducting brush 7 and conducting slip ring 6, by vehicle
Electric energy on frame is sent on wheel, and air feed pump and electric control gear are used, and also includes charging to battery 5.Conduction electricity on vehicle frame
Brush 7, can also be with the work of discontinuity, i.e., when the electric energy deficiency on wheel, by an Electric Actuator, by conducting brush by vehicle
Pushed away on frame (swing) come out, and with 6 sliding contact of conducting slip ring on wheel, then shunk back when not needing.
In another power delivery mode, the electric energy on vehicle frame is sent on wheel, i.e., in such a way that electromagnetic induction is coupled
On the basin side of charging unit fixed frame 2, it is equipped with electromagnetic induction coil, conducting slip ring 6 is substituted with electromagnetic induction coil, in vehicle frame
The corresponding position of (stator) also is provided with electromagnetic induction coil, and electric energy is by way of electromagnetic induction and coupling, by non-contact
Mode be sent on wheel.Electromagnetic induction coil on wheel and vehicle frame only needs short arc-shaped setting without annular setting,
But the power transmission power limited being arranged in this way can only charge to battery 5.Electromagnetic induction coil on vehicle frame can also be by permanent magnet generation
It replaces.Electromagnetic induction coil on wheel can also be located at other positions on wheel, including being located in the air pressure storehouse of tire,
As long as being also provided with corresponding inductance coil or magnet in the corresponding position of vehicle frame, electric energy can be sent on wheel.Positioned at vehicle
Electromagnetic induction coil on wheel (rotor) can also be located on wheel brake (brake disc), and electricity is arranged in the structure of brake disc
The electromagnetic induction coil being located on vehicle frame (stator) is located on caliper (brake clip) by magnetic induction coil, or with caliper
Form is fixed on vehicle frame (stator), realizes the biography of electric energy and signal between vehicle frame (stator) and wheel (rotor) by this method
It send.
Whether the power delivery mode of conducting brush and conducting slip ring, or the power transmission side using electromagnetic induction are used
Formula, we may be by both transmission modes, by control signal (pressurization or decompression) and wheel condition signal (tire internal pressure
Strong or temperature etc.) it is transmitted between vehicle frame (stator) and wheel (rotor).Such as corresponding control device is set on vehicle frame, it controls
Device will be pressurized or the control signal of decompression encodes, and encoded signal modulates the power supply powered to wheel, and wheel (rotor) exists
While receiving vehicle frame power supply, also decoding has received control signal, and priming pump or exhaust valve, and what is be pressurized or depressurized is dynamic
Make.
Since the power consumption of control signal and wheel condition signal is small, Wireless transceiver is can also be used in the transmission of these signals
Mode is realized.
In view of special vehicle will by road conditions it is more severe, only adjust general structure tire pressure, also
Desired technical effect cannot be reached, then we can also be arranged the special tyre of special vehicle, such as by the air pressure of tire
Space is set as multiple, is equipped with multiple air pressure spaces on a tire in other words, by the cooperation of motor-driven valve and air pump, allows tire
Partial gas pressure space decompression, allow other air pressure spaces to be pressurized, change the shape of tire with this, to obtain bigger tyre surface
Ground area.Another example is: being equipped with metal nail, protrusion or recess of these metal nails on tyre surface, by tire in the structure of tire
The pressure in different pressures space controls.
In Fig. 2, air pump uses tubular volume pump 8, the similar cardiopulmonary bypass pump medically of tubular volume pump 8.It is filling
On the basin side of device of air fixed frame 2, setting tubular volume pump 8, tubular volume pump 8 on the basin side of air charging system fixed frame 2 at
Circular ring shape setting, the inside of tubular volume pump 8 are seen as ellipse or circular hollow tube from section, and the one of oval hollow tube
End is communicated with atmosphere, and the other end communicates after check valve (check-valves), control valve with cranked tire valve；One by Electric Actuator control
The swing arm of system is fixed on vehicle frame (stator), and the end of swing arm is provided with tubular volume pump pressure roller 9, and tubular volume is pumped roller
9 be cylinder, and tubular volume is pumped roller 9 with respect to swing arm passive rotation.Tubular volume is pumped roller 9 in the drive of Electric Actuator
Under, it can be pressed on tubular volume pump 8, tubular volume pump 8 can also be left under the drive of Electric Actuator.Tubular volume pump 8
It may be provided on tire, such as the side of tire be set, and become the part of the composition of tire, when tire pressure is too low,
Tire side will be raised, and raised tire side will be pumped roller 9 with the tubular volume on vehicle frame and contact, and realizes inflation with this
The function of (tonifying Qi).
Claims (4)
1. a kind of wheel dynamic air pressure adjusts device, it is characterized in that: air charging system fixed frame (2) are equipped on wheel, inflation dress
It sets fixed frame (2) to be fixed on Wheel set bolt, could be secured on wheel cover, air charging system fixed frame (2) can also be direct
Setting hub for vehicle wheel (1) or wheel braking drum (3) on, on air charging system fixed frame (2) setting be located air pump, control valve,
Sensor, electric control gear, battery, electric energy transmitting device, or section components therein are only set.
2. wheel dynamic air pressure according to claim 1 adjusts device, it is characterised in that: on wheel, be provided with tubular
Positive displacement pump (8), tubular volume pump (8) are arranged on wheel at circular ring shape, and the inside that tubular volume pumps (8) is ellipse or circle
Hollow tube, one end of hollow tube communicates with atmosphere, and the other end is communicated with the Pressure chamber of tire, a pendulum controlled by actuator
Swing arm is fixed on vehicle frame, and the end of swing arm is provided with tubular volume pump pressure roller (9), and it is cylinder that tubular volume, which is pumped roller (9),
Shape, tubular volume are pumped roller (9) with respect to swing arm passive rotation, and tubular volume is pumped roller (9) under the drive of actuator, can press
On tubular volume pump (8), tubular volume pump (8) can also be left.
3. wheel dynamic air pressure according to claim 1 adjusts device, it is characterised in that: in air charging system fixed frame (2)
On, it equipped with electrical conducting slip ring (6), also is provided on vehicle frame electrical conducting brush (7), conducting brush (7) and conduction are sliding
Ring (6) sliding contact.
4. wheel dynamic air pressure according to claim 1 adjusts device, it is characterised in that: be equipped with electromagnetic induction on wheel
Coil also is provided with electromagnetic induction coil or magnet in the corresponding position of vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820328397.0U CN208343840U (en) | 2018-02-27 | 2018-02-27 | Wheel dynamic air pressure adjusts device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820328397.0U CN208343840U (en) | 2018-02-27 | 2018-02-27 | Wheel dynamic air pressure adjusts device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208343840U true CN208343840U (en) | 2019-01-08 |
Family
ID=64884967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820328397.0U Expired - Fee Related CN208343840U (en) | 2018-02-27 | 2018-02-27 | Wheel dynamic air pressure adjusts device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208343840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112519516A (en) * | 2021-01-13 | 2021-03-19 | 上海抒白汽车用品有限公司 | Wheel hub with constant tire pressure |
-
2018
- 2018-02-27 CN CN201820328397.0U patent/CN208343840U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112519516A (en) * | 2021-01-13 | 2021-03-19 | 上海抒白汽车用品有限公司 | Wheel hub with constant tire pressure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20200227 |