CN110056680A - Bidirectional Air Valve and the wheel for using the Bidirectional Air Valve - Google Patents
Bidirectional Air Valve and the wheel for using the Bidirectional Air Valve Download PDFInfo
- Publication number
- CN110056680A CN110056680A CN201810055405.3A CN201810055405A CN110056680A CN 110056680 A CN110056680 A CN 110056680A CN 201810055405 A CN201810055405 A CN 201810055405A CN 110056680 A CN110056680 A CN 110056680A
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- China
- Prior art keywords
- spool
- valve
- pressure
- tire
- component
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- Granted
Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 36
- 238000009434 installation Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000001276 controlling effect Effects 0.000 claims description 5
- 206010020852 Hypertonia Diseases 0.000 abstract description 4
- 238000007664 blowing Methods 0.000 abstract description 3
- 108010066278 cabin-4 Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C29/00—Arrangements of tyre-inflating valves to tyres or rims; Accessories for tyre-inflating valves, not otherwise provided for
- B60C29/04—Connection to tyres or inner tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C29/00—Arrangements of tyre-inflating valves to tyres or rims; Accessories for tyre-inflating valves, not otherwise provided for
- B60C29/06—Accessories for tyre-inflating valves, e.g. housings, guards, covers for valve caps, locks, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C29/00—Arrangements of tyre-inflating valves to tyres or rims; Accessories for tyre-inflating valves, not otherwise provided for
- B60C29/06—Accessories for tyre-inflating valves, e.g. housings, guards, covers for valve caps, locks, not otherwise provided for
- B60C29/068—Pressure relief devices, i.e. safety devices for overpressure
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- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/105—Three-way check or safety valves with two or more closure members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Check Valves (AREA)
- Safety Valves (AREA)
Abstract
The present invention relates to a kind of Bidirectional Air Valve and use the wheel of the Bidirectional Air Valve.When the air pressure in tire is excessively high, air pressure overcomes the elastic force of the second pressure spring that the second spool is made to be moved to connection position from position is disconnected the active force of the second spool, exhaust passage is in connected state at this time, gas in tire arranges Xiang great Qi, so that gas pressure reduces in tyre cavity, the hypertonia generation for avoiding wheel is blown out, and solves the problems, such as that existing wheel can not prevent air pressure excessively high and the poor safety performance of wheel caused by blowing out；When air pressure is low, air supply passage, which is opened, carries out tonifying Qi, ensure that tire pressure.Tire pressure is automatically adjusted can when excessively high and too low by the balanced valve, ensure that tire pressure is stablized.
Description
Technical field
The present invention relates to a kind of Bidirectional Air Valve and use the wheel of the Bidirectional Air Valve.
Background technique
During vehicle driving, the stability of tire directly affects the stability of traveling.When tire pressure is excessively high,
It is easy to happen and blows out, cause safety accident；When tire pressure is too low, the frictional force between tire and ground will increase, increase
The oil consumption of vehicle.
It is in the prior art CN2830128 there are also the safety tread with certain security performance, such as Authorization Notice No.
A kind of tire with automatic inflating function disclosed in the Chinese patent document of Y, including steel ring are set with tire, steel on steel ring
It is set with high voltage gas cabin between circle and tire, air inflation nozzle is connected to high voltage gas cabin, and the inner cavity of high voltage gas cabin and tire passes through gas nozzle
Connection, when the air pressure deficiency in tire, the piston under the differential pressure action between high voltage gas cabin and tire in gas nozzle can be moved
It at groove location, is filled into the gas in high voltage gas cabin in tire, avoids tire pressure too low.Tire is in use
It is easy to blow out because of the fortuitous events hypertonia such as high temperature, collision, although this tire can be in under-inflation
Shi Jinhang tonifying Qi, but can not prevent that air pressure is excessively high and the problem of blowing out, cause the poor safety performance of wheel.
Summary of the invention
The purpose of the present invention is to provide a kind of wheel, air pressure can not be prevented excessively high and occur quick-fried to solve existing wheel
The problem of poor safety performance of wheel caused by tire；Meanwhile the present invention also provides the Bidirectional Air Valves in a kind of above-mentioned wheel.
To achieve the above object, the present invention adopts the following technical scheme:
Scheme 1: Bidirectional Air Valve, including valve component, valve component are equipped with air supply passage, and valve component is equipped with control tonifying Qi
First spool of channel on-off and the first elastic component of resilient closing force is provided to first spool, on the valve component
Equipped with for being connected to tyre cavity and extraneous exhaust passage, the valve component is equipped with for controlling exhaust passage on-off
Second spool and for the second spool provide resilient closing force the second elastic component, second spool have for taking turns
Tire pressure drives second spool to overcome the elastic force of the second elastic component and open, so that exhaust passage connects when reaching setting value
Logical pressure-bearing surface.
When the air pressure in tire is excessively high, tire overcomes the bullet of the second pressure spring by active force of the pressure-bearing surface to the second spool
Power makes the second spool be moved to connection position from position is disconnected, and exhaust passage is in connected state at this time, and the gas in tire is arranged to big
Gas so that in tyre cavity gas pressure reduce, avoid wheel hypertonia generation blows out, solve existing wheel without
The problem of poor safety performance of wheel caused by method prevents air pressure excessively high and blows out；When air pressure is low, air supply passage is beaten
It drives row tonifying Qi into, ensure that tire pressure.Tire pressure is automatically adjusted can when excessively high and too low by the balanced valve,
It ensure that tire pressure is stablized.
Scheme 2 is further improved on the basis of scheme 1 and obtains: valve chamber, the valve chamber packet are equipped on the valve component
Include the first cooperation section for cooperating with the first spool and the second cooperation section for cooperating with the second spool, the first cooperation section
It is equipped with elastic component installation cavity between the second cooperation section, one in first spool and the second spool is equipped with guide post,
Another is equipped with the pilot hole cooperated with guide post guiding movement.Two spool guiding movements are assembled together, and reduce two-way gas
The structural volume of valve.
Scheme 3 is further improved on the basis of scheme 2 and obtains: the corresponding elastic component press of spool equipped with pilot hole
It is mounted between two spools, further decreases the installation dimension of elastic component.
Scheme 4 is further improved on the basis of scheme 3 and obtains: the guide post is arranged on the first spool, and described the
One elastic component is the first pressure spring being arranged in elastic component installation cavity, and the second elastic component is the second pressure being sleeved in guide post
Spring.Elastic component uses pressure spring, and structure is simple, easy to assembly.
Scheme 5 is further improved on the basis of scheme 4 and obtains: being equipped with and spring installation cavity in the first cooperation section
The regulating tank of connection, in tonifying Qi movement, the gas in air supply passage can enter elastic component peace installation cavity by regulating tank
In, so that the pressure of the two sides of the first spool is unlikely to be mutated, the phenomenon that disc vibration caused by preventing therefore.
Scheme 6 is further improved on the basis of scheme 5 and obtains: be additionally provided in the first cooperation section head be deep into it is described
For adjusting the adjusting bolt of the flow area of the regulating tank in regulating tank.Spiral shell is adjusted by adjusting the same flow area of regulating tank
The intake velocity of regulating tank can be adjusted.
Scheme 7 is further improved on the basis of scheme 2 and obtains: the inner cavity of the spring installation cavity and the tire it
Between be equipped with balance channel, the balance channel include be arranged in it is described second cooperation section on the first balance channel section, setting exist
The second balance channel section on second spool and the third balance channel section being arranged in guide post, second spool have
What the first position of the second balancing segment connection corresponding with the first balancing segment and the second balance channel section and the first balancing segment disconnected
The second position.Balance channel upon opening, makes the pressure in spring installation cavity keep certain, at this time convenient for the elastic force of setting spring
To make closing in the case where setting pressure for the second spool.
Scheme 8 is further improved on the basis of scheme 2 and obtains: the exhaust passage includes the low of connection tyre cavity
It is pressed into port and leads to extraneous exhaust outlet, second spool is connected to equipped with the row pressure of connection pilot hole and the exhaust outlet
Road.
Scheme 9, be further improved and obtain on the basis of any one of scheme 1 ~ 8: the valve component includes removable
The first valve body and the second valve body of connection, first spool are correspondingly arranged with to the first valve body, the second spool and the second valve body
It is correspondingly arranged.
Scheme 10 is further improved on the basis of scheme 9 and obtains:: first valve body and the second valve body pass through screw thread
Structure releasable connection.
Scheme 11: wheel is equipped with high pressure including steel ring and the tire being sleeved on steel ring between the tire and steel ring
Gas cabin is additionally provided with Bidirectional Air Valve in the inner cavity of tire, and Bidirectional Air Valve includes valve component, and valve component is equipped with air supply passage,
Valve component is equipped with the first spool of control air supply passage on-off and provides the of resilient closing force to first spool
One elastic component, it is characterised in that: the valve component is equipped with for being connected to tyre cavity and extraneous exhaust passage, the valve
Body component is equipped with the second spool for controlling exhaust passage on-off and for providing resilient closing force to the second spool
Second elastic component, second spool have for driving second spool to overcome second when tire pressure reaches setting value
The elastic force of elastic component and open, so that exhaust passage connection pressure-bearing surface.
Scheme 12 is further improved on the basis of scheme 11 and obtains: valve chamber, the valve chamber are equipped on the valve component
The second cooperation section including the first cooperation section for cooperating with the first spool and for cooperating with the second spool, the first cooperation
It is equipped with elastic component installation cavity between section and the second cooperation section, one in first spool and the second spool is equipped with guiding
Column, another is equipped with the pilot hole cooperated with guide post guiding movement.
Scheme 13 is further improved on the basis of scheme 12 and obtains: the corresponding elastic component top of spool equipped with pilot hole
Pressure is mounted between two spools.
Scheme 14 is further improved on the basis of scheme 13 and obtains: the guide post is arranged on the first spool, described
First elastic component is the first pressure spring being arranged in elastic component installation cavity, and the second elastic component is the second pressure being sleeved in guide post
Spring.
Scheme 15 is further improved on the basis of scheme 14 and obtains: being equipped in the first cooperation section and installs with spring
The regulating tank of chamber connection.
Scheme 16 is further improved on the basis of scheme 15 and obtains: being additionally provided with head in the first cooperation section and is deep into institute
It states in regulating tank for adjusting the adjusting bolt of the flow area of the regulating tank.
Scheme 17 is further improved on the basis of scheme 12 and obtains: the inner cavity of the spring installation cavity and the tire
Between be equipped with balance channel, the balance channel include be arranged in it is described second cooperation section on the first balance channel section, setting
The second balance channel section on the second spool and the third balance channel section being arranged in guide post, the second spool tool
The first position and the second balance channel section for having the connection corresponding with the first balancing segment of the second balancing segment are disconnected with the first balancing segment
The second position.
Scheme 18 is further improved on the basis of scheme 12 and obtains: the exhaust passage includes connection tyre cavity
Low-pressure admission mouth leads to extraneous exhaust outlet, second spool is connected to equipped with the row pressure of connection pilot hole and the exhaust outlet
Road.
Scheme 19 is further improved on the basis of any one of scheme 11 ~ 18 and obtains: the valve component includes can
Tear the first valve body and the second valve body of connection open, first spool is correspondingly arranged with to the first valve body, the second spool and the second valve
Body is correspondingly arranged.
Scheme 20 is further improved on the basis of scheme 19 and obtains: first valve body and the second valve body pass through screw thread
Structure releasable connection.
Scheme 21, be further improved and obtain on the basis of any one of scheme 11 ~ 18: the high voltage gas cabin includes disk
It is wound on the cabin of the strip on the steel ring, the both ends of cabin pass through retaining mechanism releasable connection.
Scheme 22 is further improved on the basis of any one of scheme 11 ~ 18 and obtains: the retaining mechanism includes point
First link block and the second link block at cabin both ends are not set, and the first link block is equipped with pre-large post-small locking head, institute
It states the second link block and is equipped with the locking slot cooperated with the locking head along the rotor shaft direction guiding movement of wheel.
Scheme 23 is further improved on the basis of scheme 22 and obtains: second link block is along the first link block of direction
Direction on guiding movement be equipped with latch assembly, the latch assembly has the press end of the end face press cooperation for cabin
And locking end, first link block are equipped with the groove for cooperating with the locking end.
Scheme 24 is further improved on the basis of scheme 23 and obtains: the latch assembly includes pushing up with the end of cabin
The sliding block of press-fit and the lock ball that slip front is arranged in, the lock ball form the locking end.
Scheme 25, be further improved and obtain on the basis of any one of scheme 11 ~ 18: the high voltage gas cabin includes disk
It is wound on the cabin of the strip on the steel ring, the both ends of cabin pass through retaining mechanism releasable connection, the Bidirectional Air Valve installation
On the end face in the gas cabin.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment 1 of wheel of the invention；
Fig. 2 is the partial enlarged view at the cabin connecting pin in Fig. 1；
Fig. 3 is the schematic cross-section of wheel；
Fig. 4 is the structural schematic diagram of the Bidirectional Air Valve in Fig. 1；
In attached drawing: 1, steel ring；2, retaining mechanism；3, Bidirectional Air Valve；4, high voltage gas cabin；5, tire；21, the second link block；22,
One link block；23, sliding block；24, it latches；25, lock ball；26, high voltage gas cabin air intake structure；31, sensor；32, exhaust pipe；33,
First valve body；34, the first spool；35, the first pressure spring；36, the second valve body；37, the second spool；38, the second pressure spring；331, high pressure
Inlet channel；332, filling channel；333, regulating tank；334, bolt is adjusted；341, guide post；342, air channel；343, block machine；
361, low-pressure admission mouth；362, exhaust outlet；363, the first radial hole；364, the first annular groove；371, pilot hole；372, the second ring
Slot；373, the second radial hole；374, third radial hole；375, third annular groove.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment 1 of wheel of the invention, as shown in Figures 1 to 4, wheel include steel ring 1 and are sleeved on steel ring 1
On tire 5, between tire 5 and steel ring 1 be equipped with high voltage gas cabin 4.High voltage gas cabin 4 includes being coiled in steel ring 1 in the present embodiment
On strip cabin, the both ends of cabin pass through 2 releasable connection of retaining mechanism.The material of cabin itself is flexible material, cabin
To being coiled on steel ring 1 when body assembles, the both ends of cabin are then locked by connection by retaining mechanism 2.
In the present embodiment, as shown in Fig. 2, retaining mechanism 2 includes the second link block 22 for being separately positioned on cabin both ends
With the second link block 21, the second link block 22 is equipped with pre-large post-small locking head, and the second link block 21 is equipped with and locking head
The locking slot cooperated along the rotor shaft direction guiding movement of wheel.The section that locking head is be it is trapezoidal, towards outside end face be square
Shape, end face are equipped with the groove for clamping for lock 25.The front end of second link block 21 is equipped with lock 24, and lock 24 has and lock
The locking slot of the shape adaptation of tight head, locking head can in locking slot guiding movement, convenient for assembly.On the end face of high voltage gas cabin
It is additionally provided with high voltage gas cabin air intake structure 26, for being inflated into high voltage gas cabin.
Second link block 21 is equipped with latch assembly, latch assembly along towards guiding movement on the direction of the second link block 22
Press end and locking end, the second link block 22 with the end face press cooperation for cabin are equipped with for matching with locking end
The groove of conjunction.
Latch assembly includes with the sliding block 23 of the end of cabin press cooperation and setting in sliding block 23 in the present embodiment
The lock 25 of front end, lock 25 form locking end, and one end of sliding block 23 and the end of cabin press and cooperate, the other end and lock 25
Press cooperation, after being installed in place, the end face of cabin can apply pressure on top surface to sliding block 23 under the influence of air pressure, lock sliding block 23 will
25 press of button in a groove, in this way connects two lockings of retaining mechanism 2.This retaining mechanism 2 passes through the expansion in gas cabin itself
It draws and applies coupling mechanism force, do not need that elastic component in addition is arranged, structure is simple.
It is additionally provided with Bidirectional Air Valve 3 in the inner cavity of tire 5, there are two effects for the tool of Bidirectional Air Valve 3: first, when inflation or wheel
When air pressure is too low in tire 5, the air pressure in cabin is connected to the high pressure admission channel 331 of Bidirectional Air Valve 3 with filling channel 332, from
And enter the gas in cabin in tire 5, make the air pressure in tire 5 keep stablizing；Second, the air pressure in tire 5
Gao Shi, the air pressure in tire 5 are connected to low-pressure admission mouth 361 with exhaust outlet 362, outside the gas discharge tire 5 in tire 5, this
The air pressure that sample avoids in tire 5 is excessively high, prevents tire 5 from blowing out because air pressure is excessively high.
Bidirectional Air Valve 3 is mounted on the end face in gas cabin in the present embodiment, and Bidirectional Air Valve 3 includes the valve body group with valve chamber
Part, valve component are equipped with for being connected to valve chamber with the high pressure admission channel 331 of high voltage gas cabin 4 and for being connected to valve chamber and tire
The filling channel 332 of inner cavity connection is equipped with the first spool 34 and use for controlling filling channel 332 and air inlet in valve chamber
In providing it the first pressure spring 35 of elastic force.Valve component is additionally provided with the low-pressure admission mouth for being connected to valve chamber and tyre cavity
361 and for being connected to valve chamber and extraneous exhaust outlet 362, it is additionally provided in valve chamber with the second valve for disconnecting position and being connected to position
Core 37 and the second pressure spring 38 for being at disconnection position for providing it elastic force, the second spool 37 have pressure-bearing surface, hold
Pressure surface be able to bear the air pressure of tyre cavity with make when air pressure is excessively high second spool 37 overcome the elastic force of the second pressure spring 38 from
It disconnects position and is moved to connection position.The air inlet and exhaust outlet for constituting exhaust passage corresponding with exhaust outlet 362 of low-pressure admission mouth 361.
In the present embodiment, as shown in figure 4, valve component includes the first valve body 33 and the second valve body 36 of releasable connection,
First spool 34 is correspondingly arranged the first valve body 33, and the second spool 37 is correspondingly arranged with the second valve body 36.First valve body 33 and
Two valve bodies 36 are cylinder, and the first valve body 33 is equipped with the through-hole through its front/rear end, before the diameter at through-hole rear portion is greater than
The diameter in portion, middle section are excessive by the conical surface.The front of through-hole constitutes high pressure admission channel 331, and the rear portion of through-hole constitutes valve
A part of the valve chamber of body component.The periphery of first valve body 33 is equipped with the outer spiral shell for connecting with the attachment base of cabin end
Line.Filling channel 332 extends radially through the inside and outside wall surface of the through-hole on the first valve body 33, the rear portion and valve chamber portion of position and through-hole
Divide and correspond to, the rear end of filling channel 332 is equipped with thread pore structure, and sensor 31 is mounted on the first valve body by the thread pore structure
On 33.Sensor 31 is used to detect the air pressure and temperature of inside tires.High pressure admission channel 331 and the corresponding structure of filling channel 332
At air supply passage.
Second valve body 36 is mounted on the first valve body 33 by the way that screw thread is removable.Second valve body 36 is equipped with stepped hole, step
The front end in hole is path section, and rear end is major diameter section.The front of path section constitutes low-pressure admission mouth 361, and the rear portion of path section is constituted
A part of valve chamber.Major diameter section forms the spring installation cavity for installing the first pressure spring 35.Exhaust outlet 362 radially extend and with it is small
Diameter section, that is, valve chamber connection.
The rear end of the first spool 34 is equipped with guide post 341 in the present embodiment, and the second spool 37 is equipped with and guide post 341
The pilot hole 371 of guiding movement cooperation, the second pressure spring 38 are sleeved in guide post 341.First spool 34 and the second spool 37 are logical
It crosses guide post 341 to be slidably matched with pilot hole 371, one end of the second pressure spring 38 presses against the block machine of the annular of the first spool 34
On 343, the other end is pressed against on the rear end of the second spool 37.First pressure spring 35 is mounted in spring installation cavity, one end press
In the block machine 343 of the annular of the first spool 34, the other end is pressed against on the step of the stepped hole of the second valve body 36.
Valve chamber includes the first cooperation section for cooperating with the first spool 34 and for cooperating with the second spool 37
Two cooperation sections are equipped with spring installation cavity between the first cooperation section and the second cooperation section, and the second pressure spring 38 is mounted on spring installation cavity
In.In the present embodiment, the first cooperation section is the rear portion of the through-hole of the first valve body 33, and the second cooperation section is the second valve body 36
Stepped hole aperture section rear portion.
The inner wall of first cooperation section is equipped with the regulating tank 333 extended in spring installation cavity, also sets in the first cooperation section
There is head to be deep into regulating tank 333 for adjusting the adjusting bolt 334 of the flow area of regulating tank 333.In inflation, high pressure
Gas is entered in spring installation cavity by air channel 342, so that the pressure difference at 34 both ends of the first spool is smaller, it is high when avoiding inflating
Pressure causes to impact to the first spool 34, improves the stability of Bidirectional Air Valve 3.
Balance channel is equipped between spring installation cavity and the inner cavity of tire, balance channel includes setting in the second cooperation section
The first balance channel section, the second balance channel section being arranged on the second spool 37 and be arranged in guide post 341
Three balance channel sections, the second balancing segment have the first position of connection corresponding with the first balancing segment and are staggered with the first balancing segment
The second position.
In the present embodiment, the first balance channel section includes the first radial hole 363 and the first annular groove 364, and the second balance is logical
Disconnected section includes third radial hole 374 and third annular groove 375, and third balance channel section includes air channel 342.At the second spool 37
When open position, the position of third radial hole 374 is corresponding with the position of the first annular groove 364, and air channel 342 and third annular groove
375 is corresponding, and the air pressure in such tire can be transmitted in spring installation cavity by balance channel, so that in spring installation cavity
Pressure and tire in pressure keep balance.With moving back for the first spool 34, third radial hole 374 with the first annular groove
364 are gradually staggered, and being finally staggered completely disconnects balance channel, and block machine 343 blocks regulating tank 333 at this time, spring installation cavity
In closed state, air pressure also keeps stable, and pressure at this time is the pressure that the first spool 34 is closed, when the pressure in tire
When power reaches the pressure, low-pressure admission mouth 361 is closed in the reset of the first spool 34.
Second spool 37 is equipped with the row pressure channel of connection pilot hole 371 and exhaust outlet 362.Row pressure in the present embodiment is logical
Road includes the second radial hole 373 and the second annular groove 372, and the position of the second annular groove 372 is corresponding with the position of exhaust outlet 362, in this way
When the first valve body 33 and the second valve body 36 relatively move, the pressure generated in pilot hole 371 can be discharged into exhaust outlet
In 362, guarantee that the first spool 34 and the second spool 37 being capable of steadily opposite slidings.
In tire of the invention when air pressure is excessively high, air pressure overcomes the bullet of the second pressure spring 38 to the active force of the second spool 37
Power makes the second spool 37 be moved to connection position from position is disconnected, and low-pressure admission mouth 361 is connected to exhaust outlet 362 at this time, in tire
Gas from low-pressure admission mouth 361 enter valve chamber in after from 362 row Xiang great Qi of exhaust outlet so that gas pressure drop in tyre cavity
Low, the hypertonia generation for avoiding wheel is blown out, and solving existing wheel can not prevent air pressure excessively high and occur quick-fried
The problem of poor safety performance of wheel caused by tire.When the air pressure in tire is too low, the air pressure in cabin makes the first spool 34
Mobile, so that high pressure admission channel 331 is connected to filling channel 332, the pressure in high voltage gas cabin 4 is entered in tire, is guaranteed
Gas pressure in tire.And Bidirectional Air Valve 3 realizes two functions of intake valve and exhaust in the present invention, and structure is tight
It gathers, avoids that two air valves are arranged in tire, improve the stability of tire operation.
The embodiment 2 of wheel of the invention, in the present embodiment, the first valve body is wholely set with the second valve body, other with
Embodiment 1 is identical, repeats no more.
The embodiment 3 of wheel of the invention, in the present embodiment, the locking head on the first link block is set as T-shaped, lock
The slot that setting is adapted to the locking head is buckled, to realize the locking connection of two link blocks, other are same as Example 1,
It repeats no more.
The embodiment 4 of wheel of the invention sets spherical for the head of sliding block, passes through sliding block in the present embodiment
Head inserting carries out locking cooperation into the groove on the second link block, other are same as Example 1, repeat no more.
The embodiment 5 of wheel of the invention, in the present embodiment, the cabin of high voltage gas cabin is set as circular ring shape, double at this time
It is mounted in the space between cabin and tire to air valve, other are same as Example 1, repeat no more.
The embodiment 6 of wheel of the invention, in the present embodiment, the cabin of high voltage gas cabin is set as rigid cabin, at this time
It is able to bear biggish pressure in cabin, improves the gas-storing capacity of high voltage gas cabin, other are same as Example 1, repeat no more.
The embodiment of Bidirectional Air Valve of the invention, the Bidirectional Air Valve and the Bidirectional Air Valve in the embodiment of above-mentioned wheel
Structure is identical, repeats no more.
Claims (10)
1. Bidirectional Air Valve, including valve component, valve component is equipped with air supply passage, and valve component is equipped with control air supply passage
First spool of on-off and to first spool provide resilient closing force the first elastic component, it is characterised in that: the valve
Body component is equipped with for being connected to tyre cavity and extraneous exhaust passage, and the valve component is equipped with logical for controlling exhaust
Second spool of road on-off and for providing the second elastic component of resilient closing force to the second spool, second spool has
It opens, for driving second spool to overcome the elastic force of the second elastic component when tire pressure reaches setting value so that row
The pressure-bearing surface of gas channel connection.
2. Bidirectional Air Valve according to claim 1, it is characterised in that: the valve component is equipped with valve chamber, the valve chamber
The second cooperation section including the first cooperation section for cooperating with the first spool and for cooperating with the second spool, the first cooperation
It is equipped with elastic component installation cavity between section and the second cooperation section, one in first spool and the second spool is equipped with guiding
Column, another is equipped with the pilot hole cooperated with guide post guiding movement.
3. Bidirectional Air Valve according to claim 2, it is characterised in that: the corresponding elastic component press of spool equipped with pilot hole
It is mounted between two spools.
4. Bidirectional Air Valve according to claim 3, it is characterised in that: the guide post is arranged on the first spool, described
First elastic component is the first pressure spring being arranged in elastic component installation cavity, and the second elastic component is the second pressure being sleeved in guide post
Spring.
5. the Bidirectional Air Valve according to claim 4, it is characterised in that: the first cooperation section is equipped with to be installed with spring
The regulating tank of chamber connection.
6. Bidirectional Air Valve according to claim 5, it is characterised in that: be additionally provided in the first cooperation section head be deep into it is described
For adjusting the adjusting bolt of the flow area of the regulating tank in regulating tank.
7. Bidirectional Air Valve according to claim 2, it is characterised in that: the inner cavity of the spring installation cavity and the tire it
Between be equipped with balance channel, the balance channel include be arranged in it is described second cooperation section on the first balance channel section, setting exist
The second balance channel section on second spool and the third balance channel section being arranged in guide post, second spool have
What the first position of the second balancing segment connection corresponding with the first balancing segment and the second balance channel section and the first balancing segment disconnected
The second position.
8. Bidirectional Air Valve according to claim 2, it is characterised in that: the exhaust passage includes the low of connection tyre cavity
It is pressed into port and leads to extraneous exhaust outlet, second spool is connected to equipped with the row pressure of connection pilot hole and the exhaust outlet
Road.
9. Bidirectional Air Valve described according to claim 1 ~ any one of 8, it is characterised in that: the valve component includes removable
The first valve body and the second valve body of connection, first spool are correspondingly arranged with to the first valve body, the second spool and the second valve body
It is correspondingly arranged.
10. wheel is equipped with high voltage gas cabin, wheel including steel ring and the tire being sleeved on steel ring between the tire and steel ring
Bidirectional Air Valve is additionally provided in the inner cavity of tire, Bidirectional Air Valve includes valve component, and valve component is equipped with air supply passage, valve component
It is equipped with the first spool of control air supply passage on-off and provides the first elastic component of resilient closing force to first spool,
It is characterized by: the valve component is equipped with for being connected to tyre cavity and extraneous exhaust passage, on the valve component
Equipped with the second spool for controlling exhaust passage on-off and for providing the second elasticity of resilient closing force to the second spool
Part, second spool have for driving second spool to overcome the second elastic component when tire pressure reaches setting value
Elastic force and open, so that exhaust passage connection pressure-bearing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810055405.3A CN110056680B (en) | 2018-01-19 | 2018-01-19 | Bidirectional air valve and wheel using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810055405.3A CN110056680B (en) | 2018-01-19 | 2018-01-19 | Bidirectional air valve and wheel using same |
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| CN110056680A true CN110056680A (en) | 2019-07-26 |
| CN110056680B CN110056680B (en) | 2024-10-18 |
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|---|---|---|---|
| CN201810055405.3A Active CN110056680B (en) | 2018-01-19 | 2018-01-19 | Bidirectional air valve and wheel using same |
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| US4744399A (en) * | 1986-07-31 | 1988-05-17 | Paccar Inc. | Central tire inflation system |
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| Publication number | Publication date |
|---|---|
| CN110056680B (en) | 2024-10-18 |
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Country or region after: China Address after: No. 6 Yutong Road, Guancheng Hui District, Zhengzhou City, Henan Province Applicant after: Yutong Bus Co.,Ltd. Address before: Yutong Industrial Park, Shibalihe, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. Country or region before: China |
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