CN209063819U - The passive safety feature of runflat - Google Patents
The passive safety feature of runflat Download PDFInfo
- Publication number
- CN209063819U CN209063819U CN201821787580.3U CN201821787580U CN209063819U CN 209063819 U CN209063819 U CN 209063819U CN 201821787580 U CN201821787580 U CN 201821787580U CN 209063819 U CN209063819 U CN 209063819U
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- CN
- China
- Prior art keywords
- air bag
- runflat
- gas
- safety feature
- passive safety
- 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.)
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Abstract
The utility model provides a kind of passive safety feature of runflat, including tire, wheel hub and valve cock, further includes air bag, and the air bag receiving room between tire periphery and wheel hub periphery is arranged in；Gas recurring structure is connect with the air bag；Control unit is connect with the gas recurring structure, controls the gas recurring structure；Wherein, the gas recurring structure is air bag inflation.The passive safety feature of runflat provided by the utility model can be inflated when tyre explosion for air bag rapidly, solves the problems, such as vehicle body disequilibrium to a certain extent, automobile can be reduced, the probability and severity of traffic accident occurs, and facilitate batch production, be conducive to promote.
Description
Technical field
The utility model belongs to the field of vehicle tyre structure, and in particular to a kind of passive safety feature of runflat.
Background technique
Tire pressure detecting device is the equipment that tire pressure real-time measurement is carried out in running and when static, the prior art
Most detection devices be include tie pressure detection module, can only to tire carry out air pressure detection, when running car on the way when,
There is no subsequent safeguard procedures to burst of situation of blowing out, when the generation driver suddenly that blows out makees not out of reaction, meeting prestige
Coerce the life security of passengers inside the car, though some prior arts can pre- runflat situation, but have preventing mean complicated,
The problems such as cost is big equal, the scope of application is small.
To solve the above-mentioned problems, the utility model provides a kind of passive safety feature of runflat, can effectively reduce
Harm when blowing out.
Utility model content
The utility model provides a kind of quilt of runflat to solve technological deficiency and deficiency existing in the prior art
Dynamic safety device.
There is provided a kind of passive safety features of runflat there are one purpose for the utility model, can be quick-fried in tire
When tire, is inflated for air bag rapidly, solve the problems, such as vehicle body disequilibrium to a certain extent, automobile can be reduced and handed over
The probability and severity of interpreter's event.
There is provided a kind of passive safety features of runflat there are one purpose for the utility model, facilitate batch raw
It produces, is conducive to promote.
One purpose of the utility model is at least the above prior art problem of solution and/or defect, and after offer at least
The advantages of face will illustrate.
In order to realize these purposes and other advantages according to the present utility model, the utility model provides a kind of runflat
Passive safety feature, including tire, wheel hub and valve cock, further includes:
The air bag receiving room between tire periphery and wheel hub periphery is arranged in air bag；
Gas recurring structure is connect with the air bag；
Control unit is connect with the gas recurring structure, controls the gas recurring structure；
Wherein, the gas recurring structure is air bag inflation.
It is installed additional in bead seat periphery and strengthens air bag, be rapidly air bag inflation, to be in tire burst
Automobile provides certain support, solves the problems, such as vehicle body disequilibrium to a certain extent, can reduce automobile and traffic accident occurs
Probability and severity.
Preferably, described control unit includes pressure sensor, wireless signal transmitter and control module, the pressure
Sensor is arranged on the wheel hub, and the wireless signal transmitter is arranged on the wheel hub, the wireless signal transmitter
The pressure sensor is connected, the control module is connect with the wireless signal transmitter；
Wherein, the pressure sensor, the wireless signal transmitter and the valve cock are by modular integrated, together
It is arranged on the wheel hub.
It is fixed in tire using modular wireless pressure sensor is carried out with the valve cock, in driving and parking
Tyre inner pressure is detected, by the pressure signal with its modular radio transmitter transmission acquisition to control module,
Control module is handled signal and is shown on a display screen data, and is alarmed when tire pressure is abnormal.Using pressure
Sensor is convenient to criticize by pressure sensor and wireless signal transmitter and valve position modularization in conjunction with urgent air bag of blowing out
Amount production.
Preferably, the gas recurring structure includes:
Gas generating chamber is arranged in inside wheel；
The side of the gas generating chamber is arranged in by a lid for gas generator, and in the gas generator
It is provided with igniter and aerating agent；
Stomata is arranged on the gas generator；
Airflow channel, one end are connected to the top of the gas generating chamber, the other end of the airflow channel with it is described
Air bag connection；
Wherein, gasket is provided between the lid on the gas generator.
In tire burst, the gas recurring structure is air bag inflation rapidly, to provide for automobile certain
Support, solves the problems, such as vehicle body disequilibrium to a certain extent, can reduce automobile generation traffic accident probability and serious journey
Degree.The lid covers gas generating chamber, and gasket is used to prevent gas from leaking.
Preferably, the air bag is tightly attached on wheel rim.
The air bag is tightly attached on wheel hub, is just not required to existing wheel hub structure is changed, it directly can be in existing wheel
Air bag is placed among air bag receiving room on the basis of hub, and is constrained by fixed plate.
Preferably, relief valve is provided on the air bag.
The relief valve is according to the air pressure size of the air bag, to decide whether to open, if by extra gas from strong
The relief valve outflow for changing air bag, maintains current pressure values, prevents tyre inner pressure excessive equipped with relief valve.
Preferably, the control module is MCU.
The control module is MCU, can accurately control other equipment.
Preferably, further include fixed plate, opening for the air bag receiving room is set in such a way that one end can flick
At mouthful.
In the case where no inflation, by the fixed plate by the airbag restraint in the air bag receiving room,
In the case of blowing out, bulk gas enters the air bag, and the air bag will open the fixed plate from the air bag receiving room
It pops up and opens rapidly.Fixed plate can protect that the air bag is without damage, ensure that the safety of air bag when in use, and
Facilitate air bag to pop up and designs simple.
Preferably, the material of the air bag is polyurethane rubber.
The air bag material therefor intensity is bigger, and internal pressure is bigger after air bag inflation, to support the weight of body of a motor car.
The beneficial effects of the utility model
1, the passive safety feature of runflat provided by the utility model installs air bag additional in bead seat periphery, works as tire
When blowing out, to provide certain support for automobile, vehicle body disequilibrium is solved the problems, such as to a certain extent, can be reduced
The probability and severity of automobile generation traffic accident.
2, the passive safety feature of runflat provided by the utility model, the gas recurring structure used occur in tire
When blowing out, it can be inflated for air bag rapidly.
3, the passive safety feature of runflat provided by the utility model, the strength of materials that the air bag uses is bigger, gas
Internal pressure is bigger after capsule inflation, to support the weight of body of a motor car.
4, the passive safety feature of runflat provided by the utility model uses pressure sensor and urgent air bag of blowing out
In conjunction with facilitating batch production for pressure sensor and signal projector and valve position modularization.
Detailed description of the invention
Fig. 1 is the shaft side figure of the passive safety feature of runflat described in the utility model；
Fig. 2 is the overall structure diagram of the passive safety feature of runflat described in the utility model；
Fig. 3 is the front view of the passive safety feature of runflat described in the utility model；
Fig. 4 is the partial sectional view A-A of the passive safety feature of runflat described in the utility model；
Fig. 5 is the partial sectional view B-B of the passive safety feature of runflat described in the utility model；
Fig. 6 is the left view of the passive safety feature of runflat described in the utility model；
Fig. 7 is the shaft side figure of gas generating chamber's structure described in the utility model；
Fig. 8 is the working principle diagram of the passive safety feature of runflat described in the utility model.
Wherein, 1- gasket, 2- gas generator, 3- lid, 4- lid bolt, 5- fixed plate, 6- air bag receiving room, 7-
Wheel hub, 8- wireless signal transmitter, 9- pressure sensor, 10- valve cock, 11- gas generating chamber fixing bolt, 12- gas hair
Raw room, 13- gasket bolt, 14- stomata, 15- relief valve, 16- air bag, 17- airflow channel.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein be not precluded one or
The presence or addition of a number of other elements or combinations thereof.
As shown in attached drawing 1 to 7, the utility model provides a kind of passive safety feature of runflat, including tire, wheel hub
7 and valve cock 10, further includes:
The air bag receiving room 6 between tire periphery and wheel hub periphery is arranged in air bag 16, the air bag receiving room 6
Opening be arranged a fixed plate 5, one end by spring (or the structures such as elastic slice) by airbag restraint in receiving room.
The air bag 16 is constrained in the air bag receiving room 6 by the fixed plate 5 in the case where no inflation,
In the case where blowing out, bulk gas enters air bag 16, and the air bag 16 will open the fixed plate 5 and receive from the air bag
It receives and pops up in room 6 and open rapidly, the air bag is tightly attached on wheel rim, and is provided with relief valve 15 on the air bag, extra gas
Body will be overflowed from the relief valve 15；
Gas recurring structure is connect with the air bag 16, and the gas recurring structure includes gas generating chamber 12, gas
Generator 2, stomata 14, airflow channel 17, the setting of the gas generating chamber 12 pass through the fixed spiral shell of gas generating chamber in inside wheel
Bolt 11 is installed；The side of the gas generating chamber 12, and the lid are arranged in by a lid 3 for the gas generator 2
Son 3 carries out installation fixation by lid bolt 4, and igniter and aerating agent are provided in the gas generator 2, the gas
Gasket 1 is provided on generator 2 between the lid 3, gasket spiral shell 13 is reused and carries out the gas generator tightly
Close connection ensure that gas will not leak；The stomata 14 is arranged on the gas generator 2, will be produced by the stomata
Raw bulk gas flows in the gas generating chamber 12, and one end of the airflow channel 17 is upper with the gas generating chamber 12
Portion's connection, the other end of the airflow channel 17 is connected to the air bag 16, flow into gas in the gas generating chamber 12 by
It is continued in the airflow channel 17 in pressure, to be inflated for air bag；
Control unit is connect with the gas recurring structure, controls the gas recurring structure；Described control unit packet
Pressure sensor 9, wireless signal transmitter 8 and control module (control module is MCU) are included, the pressure sensor 9 is set
It sets on the wheel hub 7, the wireless signal transmitter 8 is arranged on the wheel hub 7, and the wireless signal transmitter 8 connects
The pressure sensor 9, the control module are connect with the wireless signal transmitter 8, and the pressure sensor 9 is used to detect
Tire pressure, the wireless signal transmitter 8 are used to transmit tire pressure signal；
Wherein, the pressure sensor 9, the wireless signal transmitter 8 and the valve cock 10 pass through modular integrated,
It is arranged on the wheel hub 7 together.
As shown in Fig. 8, the working principle of the utility model is as follows:
Pressure sensor detects the numerical value of tire pressure all the time, and is passed tire pressure signal by wireless signal transmitter
Pass MCU；MCU is compared and analyzed according to the standard tire pressure threshold of setting with the tire pressure signal value received:
If tire pressure value is less than the threshold value of setting, MCU sends actuator for tire pressure value, the wheel of output is shown in LCD screen
Tire pressure value is simultaneously emitted by alarm to remind the exception of driver's tire pressure；If tire pressure value is greater than the threshold value of setting, MCU
The ignition switch of gas generator is triggered, aerating agent is ignited, a large amount of gas is generated in gas generating chamber and (for nitrogen, ignites
Device ignites NaN3 and decomposes a large amount of nitrogen of generation rapidly), bulk gas rapidly enters reinforcing air bag by airflow channel, to reinforcing
Air bag is inflated rapidly, is strengthened air bag and is expanded rapidly because of flowing into for bulk gas, opens the valve with pretension upwards and beat
Reinforcing air bag is opened, the reinforcing air bag between cover tire and wheel hub is expanded and filled up at tyre damage rapidly, provides certain branch
Support, is solving the problems, such as vehicle body disequilibrium；
Strengthen air bag is equipped with a relief valve again simultaneously, when the air pressure for strengthening air bag is greater than the unlatching value of relief valve, pressure release
Valve is opened, and extra gas is flowed out from the relief valve for strengthening air bag, and maintains current pressure values；When the air pressure for strengthening air bag is small
In the unlatching value of relief valve, gas generator continues generation gas and is transmitted to reinforcing air bag.
The utility model is to be detected based on tire pressure and passive safety feature when blowing out, and can be effectively reduced when blowing out
Harm.It is fixed in tire using modular wireless pressure sensor is carried out with valve cock, in driving and parking to wheel
Pressure is detected in tire, and by the pressure signal with its modular radio transmitter transmission acquisition to MCU, MCU is to signal
It is handled and is shown on a display screen data, and alarmed when tire pressure is abnormal；It installs additional and strengthens in bead seat periphery
Air bag is inflated rapidly for air bag in tire burst, to provide certain support for automobile, is solved to a certain extent
Certainly the problem of vehicle body disequilibrium, reduce traffic accident occurs for automobile probability and severity；Gas used in tyre explosion air bag
(selection polyurethane rubber, wear-resisting property is brilliant, elasticity is high, absorbing shock performance is high, coefficient of friction is higher, generally for capsule material
0.5 or more) intensity is bigger, and internal pressure is bigger after air bag inflation, to support the weight of body of a motor car, moreover, using pressure
Sensor, by pressure sensor and signal projector and valve cock position module, facilitates batch in conjunction with urgent air bag of blowing out
Production expands market use scope.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (8)
1. a kind of passive safety feature of runflat, including tire, wheel hub and valve cock, which is characterized in that further include:
The air bag receiving room between tire periphery and wheel hub periphery is arranged in air bag；
Gas recurring structure is connect with the air bag；
Control unit is connect with the gas recurring structure, controls the gas recurring structure；
Wherein, the gas recurring structure is air bag inflation.
2. the passive safety feature of runflat as described in claim 1, which is characterized in that described control unit includes that pressure passes
Sensor, wireless signal transmitter and control module, the pressure sensor are arranged on the wheel hub, the wireless signal transmitting
Device is arranged on the wheel hub, and the wireless signal transmitter connects the pressure sensor, the control module and the nothing
The connection of line signal projector；
Wherein, the pressure sensor, the wireless signal transmitter and the valve cock pass through modular integrated, are arranged together
On the wheel hub.
3. the passive safety feature of runflat as described in claim 1, which is characterized in that the gas recurring structure includes:
Gas generating chamber is arranged in inside wheel；
The side of the gas generating chamber is arranged in by a lid, and is arranged in the gas generator for gas generator
There are igniter and aerating agent；
Stomata is arranged on the gas generator；
Airflow channel, one end are connected to the top of the gas generating chamber, the other end of the airflow channel and the air bag
Connection；
Wherein, gasket is provided between the lid on the gas generator.
4. the passive safety feature of runflat as described in claim 1, which is characterized in that the air bag is tightly attached on wheel rim.
5. the passive safety feature of runflat as described in claim 1, which is characterized in that be provided with pressure release on the air bag
Valve.
6. the passive safety feature of runflat as claimed in claim 2, which is characterized in that the control module is MCU.
7. the passive safety feature of runflat as claimed in claim 3, which is characterized in that further include fixed plate, with one end
The opening of the air bag receiving room is arranged in the mode that can be flicked.
8. the passive safety feature of runflat as claimed in any of claims 1 to 7 in one of claims, which is characterized in that the air bag
Material be polyurethane rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821787580.3U CN209063819U (en) | 2018-10-31 | 2018-10-31 | The passive safety feature of runflat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821787580.3U CN209063819U (en) | 2018-10-31 | 2018-10-31 | The passive safety feature of runflat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209063819U true CN209063819U (en) | 2019-07-05 |
Family
ID=67097109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821787580.3U Expired - Fee Related CN209063819U (en) | 2018-10-31 | 2018-10-31 | The passive safety feature of runflat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209063819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829807A (en) * | 2021-11-03 | 2021-12-24 | 厦门华聚物联技术有限公司 | Tire burst emergency safety device loosening alarm and tire pressure monitoring sensor |
-
2018
- 2018-10-31 CN CN201821787580.3U patent/CN209063819U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829807A (en) * | 2021-11-03 | 2021-12-24 | 厦门华聚物联技术有限公司 | Tire burst emergency safety device loosening alarm and tire pressure monitoring sensor |
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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 |
Granted publication date: 20190705 Termination date: 20191031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |