CN103175695B - Tire blow-out simulation deflator - Google Patents
Tire blow-out simulation deflator Download PDFInfo
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- CN103175695B CN103175695B CN201210555424.5A CN201210555424A CN103175695B CN 103175695 B CN103175695 B CN 103175695B CN 201210555424 A CN201210555424 A CN 201210555424A CN 103175695 B CN103175695 B CN 103175695B
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Abstract
A tire blow-out simulation deflator comprises a hub with a deflating hole and a hard deflating tube. An inner end of the hard deflating tube is fixedly connected with the hub and is hermetically communicated with the deflating hole of the hub. A seal cap is arranged on an air outlet at the outer end of the hard deflating tube. An elastic pad for sealing the air outlet at the outer end of the deflating tube is fixed on the seal cap. One side of the seal cap is hinged to the outer end of a seal cap prop. The inner end of the seal cap prop is fixedly connected with the hub, a pressure bar, a pressure bar prop and a remote adjustable pressure bar forcing structure are arranged on the other side of the seal cap, and the inner end of the pressure bar prop is fixedly connected with the hub. The outer end of the pressure bar prop is hinged to the pressure bar. One end of the pressure bar is connected with the seal cap and presses the seal cap on the air outlet at the outer end of the hard deflating tube. The remote adjustable pressure bar forcing structure is arranged at the other end of the pressure bar. The vacuum tire blow-out simulation deflator is safe and reliable, can be disposed on a test vehicle for practical vehicle driving test, and has the advantages of simple structure and high simulation control precision.
Description
Technical field
The present invention relates to a kind of automobile safety test device, especially relate to the tire blow-out simulation deflator during test of a kind of automotive tire burst.
Background technology
Blowing out is the major reason causing traffic accidents.Statistical data show, in China's traffic accidents, blow out cause account for more than 22%.So run at high speed, blow out phenomenon and the impact and countermeasure to vehicle handling stability thereof of automobile, be the problem that relevant scholar and Automobile Enterprises have to face.
Current tire burst test mainly utilizes following two kinds of methods to realize bleeding a tire, and one is the Rapid degassing utilizing blasting cap detonation to realize tire, and often do single test and just scrap a tires, cost is very high; Two is the Rapid degassings utilizing solenoid valve to realize tire, but this battery valve needs special.The common feature of two kinds of methods is that venting speed is fast and uncontrollable, therefore normally simulation test is carried out in laboratory conditions, and real vehicle simulation test should not be carried out, no person's driver vehicle has very high danger, test findings and real vehicle driving situation difference large.And in fact, the employing of vacuum tyre technology, tire because driving procedure in suffer foreign matter puncture no longer as common tire gas moment all letting out, but can the regular hour be continued, thus complete when having ensured high speed traveling, simultaneously also for real vehicle tire burst test to detect tire because provide safety guarantee to the impact of vehicle handling stability when leaked air by foreign matter puncture.But also lack at present and can be used for real train test, safe and reliable tire blow-out simulation deflator.
Summary of the invention
Main inventive object of the present invention is to provide a kind of can being contained on test vehicle and carries out real vehicle test-drive, safe and reliable vacuum tyre tire blow-out simulation deflator.
The present invention's technical scheme used is: a kind of tire blow-out simulation deflator, comprise the wheel hub being provided with vent hole, one hard bleeder pipe, the inner end of hard bleeder pipe is connected with wheel hub and seals with vent hole set on wheel hub and is communicated with, the gas outlet, outer end of hard bleeder pipe is provided with capping, capping is fixed with the cushion of the gas outlet, outer end for sealing hard bleeder pipe, the side of capping and the outer end of capping pillar hinged, inner end and the wheel hub of capping pillar are connected, and the opposite side of capping is provided with the afterburning structure of the adjustable depression bar of depression bar, depression bar pillar and remote control; Inner end and the wheel hub of depression bar pillar are connected, and outer end and the depression bar of depression bar pillar are hinged, and one end of depression bar is connected with capping and capping is pressed on the gas outlet, outer end of hard bleeder pipe, and the afterburning structure of depression bar that described remote control is adjustable is located at the other end of depression bar.
The present invention, tire blow-out simulation deflator is directly contained on the wheel hub of real train test, control capping by simple lever principle and by foreign matter puncture, different gas leakage situation is occurred to simulate tire to the measuring phase of the gas outlet, outer end of hard bleeder pipe, structure is simple, reliable operation, emulation mode is many and applicability is good.
As preferably, be provided with rigid reinforcing bars between the outer end of capping pillar and the outer end of hard bleeder pipe, the two ends of rigid reinforcing bars are connected with the outer end of capping pillar and the outer end of hard bleeder pipe respectively.This preferred version, is conducive to the reliability improving tire blow-out simulation deflator.
As preferably, the afterburning structure of depression bar that described remote control is adjustable comprises structure stand, remote control unit, the linear stepping motor be electrically connected with remote control unit and the pressing spring that inner end and wheel hub are connected; Inner end and the wheel hub of structure stand are connected, and linear stepping motor is fixed on the outer end of structure stand, and the free end of motor screw is pressed in the outside surface of depression bar, and remote control unit is fixed on the middle part of structure stand; Pressing spring inner end is supported on wheel hub, and the outer end topmast of pressing spring is in the outside surface of depression bar, and pressing spring makes lidstock live the gas outlet, outer end of hard bleeder pipe with the side pressure that is connected of capping to capping depression bar; Wherein structure stand is channel-section steel product, and the pin joint that the outer end of depression bar pillar is hinged with depression bar is less than 1/2nd of the outer end of depression bar pillar and the distance of energizing spring phase company headquarters with depression bar and the distance of the end of the end that is connected of capping.This preferred version, simple and reliable for structure, analogue enlargement precision is high.
As preferably, cushion is rubber gasket.This preferred version, structure is reliable, and cost is low.
In sum, the beneficial effect that the present invention brings is: can be used for real train test, simple and reliable for structure, analogue enlargement precision is high.
Accompanying drawing explanation
Fig. 1 is a kind of structure schematic front view of the present invention.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
As shown in Figure 1, the present invention includes the wheel hub 1 being provided with vent hole, one hard bleeder pipe 2, the inner end of hard bleeder pipe 2 is connected with wheel hub 1 and seals with vent hole set on wheel hub 1 and is communicated with, the gas outlet, outer end of hard bleeder pipe 2 is provided with capping 3, capping 3 is fixed with the cushion 3.1 of the gas outlet, outer end for sealing hard bleeder pipe 2, the side of capping 3 and the outer end of capping pillar 4 hinged, inner end and the wheel hub of capping pillar 4 are connected, and the opposite side of capping 3 is provided with the afterburning structure of the adjustable depression bar of depression bar 5, depression bar pillar 6 and remote control; Inner end and the wheel hub 3 of depression bar pillar 6 are connected, and outer end and the depression bar 5 of depression bar pillar 6 are hinged, and one end of depression bar 5 is connected with capping 3 and capping 3 is pressed on the gas outlet, outer end of hard bleeder pipe 2, and the afterburning structure of depression bar that described remote control is adjustable is located at the other end of depression bar 5; The afterburning structure of described remote control is adjustable depression bar comprises structure stand 9, remote control unit 10, the linear stepping motor 8 be electrically connected with remote control unit 10 and the pressing spring 7 that inner end and wheel hub 1 are connected; Inner end and the wheel hub 1 of structure stand 9 are connected, and linear stepping motor 8 is fixed on the outer end of structure stand 9, and the free end of motor screw is pressed in the outside surface of depression bar 5, and remote control unit 10 is fixed on the middle part of structure stand 9; Pressing spring 7 inner end is supported on wheel hub 1, and the outer end topmast of pressing spring 7 is in the inside surface of depression bar 5, and pressing spring 7 makes capping 3 seal up the gas outlet, outer end of hard bleeder pipe 2 with the side pressure that is connected of capping 3 to capping depression bar 5; Described remote control unit 10 comprises remote signal receiver, the programmable controller be electrically connected with remote signal receiver and supplying cell, and specific structural details is because being that simple known technology does not repeat at this.As preferably, structure stand 9 is channel-section steel product, cushion 3.1 is rubber gasket, is provided with rigid reinforcing bars 11 between the outer end of capping pillar 4 and the outer end of hard bleeder pipe 2, and the two ends of rigid reinforcing bars 11 are connected with the outer end of capping pillar 4 and the outer end of hard bleeder pipe 2 respectively; The pin joint that the outer end of depression bar pillar 6 is hinged with depression bar 5 is less than 1/2nd of the outer end of depression bar pillar 6 and the distance of energizing spring 7 phase company headquarters with depression bar 5 and the distance of the end of the end that is connected of capping 3.
Before starting simulation venting, depression bar is pressed in capping on the gas outlet, outer end of hard bleeder pipe tightly under the effect of pressing spring, makes doughnut remain on normal tire pressure condition by cushion set in capping.Start simulation abandon test time, actuating signal is sent to remote control unit by telepilot, remote control unit starts linear stepping motor work according to the action command received, the screw top push strut of linear stepping motor is moved and compresses pressing spring, thus reduces capping to the sealing load of hard bleeder pipe to realize simulation venting.By changing the stroke of the screw rod of linear stepping motor, just can occur that different gas leakage situations carries out simulated experiment to tire by foreign matter puncture.The beneficial effect that the present invention brings is: can be used for real train test, simple and reliable for structure, analogue enlargement precision is high.
The specific embodiment of the above is only the present invention's preferably embodiment, not limits specific embodiment of the invention scope with this.The equivalence change that all shapes according to the present invention, structure are done all ought to be included in protection scope of the present invention
Claims (6)
1. a tire blow-out simulation deflator, comprise the wheel hub (1) being provided with vent hole, it is characterized in that: further comprising a hard bleeder pipe (2), the inner end of hard bleeder pipe (2) is connected with wheel hub (1) and seals with the upper set vent hole of wheel hub (1) and is communicated with, the gas outlet, outer end of hard bleeder pipe (2) is provided with capping (3), capping (3) is fixed with the cushion (3.1) of the gas outlet, outer end for sealing hard bleeder pipe (2), the side of capping (3) and the outer end of capping pillar (4) hinged, inner end and the wheel hub of capping pillar (4) are connected, the opposite side of capping (3) is provided with depression bar (5), depression bar pillar (6), structure afterburning with the adjustable depression bar of remote control, inner end and the wheel hub (1) of depression bar pillar (6) are connected, outer end and the depression bar (5) of depression bar pillar (6) are hinged, one end of depression bar (5) is connected with capping (3) and capping (3) is pressed on the gas outlet, outer end of hard bleeder pipe (2), and the afterburning structure of depression bar that described remote control is adjustable is located at the other end of depression bar (5).
2. tire blow-out simulation deflator according to claim 1, it is characterized in that: be provided with rigid reinforcing bars (11) between the outer end of capping pillar (4) and the outer end of hard bleeder pipe (2), the two ends of rigid reinforcing bars (11) are connected with the outer end of capping pillar (4) and the outer end of hard bleeder pipe (2) respectively.
3. tire blow-out simulation deflator according to claim 1, is characterized in that: the afterburning structure of described remote control is adjustable depression bar comprises structure stand (9), remote control unit (10), the linear stepping motor (8) be electrically connected with remote control unit (10) and the pressing spring (7) that inner end and wheel hub (1) are connected; Inner end and the wheel hub (1) of structure stand (9) are connected, linear stepping motor (8) is fixed on the outer end of structure stand (9), the free end of motor screw is pressed in the outside surface of depression bar (5), and remote control unit (10) is fixed on the middle part of structure stand (9); Pressing spring (7) inner end is supported on wheel hub (1), the outer end topmast of pressing spring (7) is in the inside surface of depression bar (5), and pressing spring (7) makes capping (3) seal up the gas outlet, outer end of hard bleeder pipe (2) with the side pressure that is connected of capping (3) to capping depression bar (5).
4. tire blow-out simulation deflator according to claim 3, is characterized in that: the pin joint that the outer end of depression bar pillar (6) is hinged with depression bar (5) is less than 1/2nd of the outer end of depression bar pillar (6) and the distance of energizing spring (7) phase company headquarters with depression bar (5) and the distance of the end of the end that is connected of capping (3).
5. tire blow-out simulation deflator according to claim 3, is characterized in that: structure stand (9) is channel-section steel product.
6. the tire blow-out simulation deflator according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: cushion (3.1) is rubber gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210555424.5A CN103175695B (en) | 2012-12-19 | 2012-12-19 | Tire blow-out simulation deflator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210555424.5A CN103175695B (en) | 2012-12-19 | 2012-12-19 | Tire blow-out simulation deflator |
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| Publication Number | Publication Date |
|---|---|
| CN103175695A CN103175695A (en) | 2013-06-26 |
| CN103175695B true CN103175695B (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210555424.5A Active CN103175695B (en) | 2012-12-19 | 2012-12-19 | Tire blow-out simulation deflator |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575213A (en) * | 2016-02-29 | 2016-05-11 | 中国人民解放军军事交通学院 | Tire transient pressure loss device |
| CN107527530B (en) * | 2017-09-07 | 2019-11-19 | 徐子建 | A kind of wireless control simulation tire burst device |
| CN108844748A (en) * | 2018-06-01 | 2018-11-20 | 武汉过控科技有限公司 | A kind of broken tire method |
| CN110132610B (en) * | 2019-05-22 | 2021-01-15 | 燕山大学 | Automobile tire burst test air release device and simulation system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3838717A (en) * | 1973-04-04 | 1974-10-01 | Gen Motors Corp | Tire blowout simulator |
| CN101620029A (en) * | 2009-06-05 | 2010-01-06 | 浙江大学 | Device for tire burst test |
| CN102261999A (en) * | 2011-04-22 | 2011-11-30 | 浙江吉利汽车研究院有限公司 | Automobile flat tire simulation control device |
| CN102507219A (en) * | 2011-11-25 | 2012-06-20 | 华南理工大学 | Tire burst experimental apparatus capable of controlling tire burst caliber |
| CN102680251A (en) * | 2012-04-17 | 2012-09-19 | 华南理工大学 | Tire burst process simulating device and experimenting method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5114997B2 (en) * | 2007-03-28 | 2013-01-09 | 横浜ゴム株式会社 | Tire testing apparatus and tire testing method |
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2012
- 2012-12-19 CN CN201210555424.5A patent/CN103175695B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3838717A (en) * | 1973-04-04 | 1974-10-01 | Gen Motors Corp | Tire blowout simulator |
| CN101620029A (en) * | 2009-06-05 | 2010-01-06 | 浙江大学 | Device for tire burst test |
| CN102261999A (en) * | 2011-04-22 | 2011-11-30 | 浙江吉利汽车研究院有限公司 | Automobile flat tire simulation control device |
| CN102507219A (en) * | 2011-11-25 | 2012-06-20 | 华南理工大学 | Tire burst experimental apparatus capable of controlling tire burst caliber |
| CN102680251A (en) * | 2012-04-17 | 2012-09-19 | 华南理工大学 | Tire burst process simulating device and experimenting method thereof |
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| Publication number | Publication date |
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| CN103175695A (en) | 2013-06-26 |
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