CN101620029A - Device for tire burst test - Google Patents

Device for tire burst test Download PDF

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Publication number
CN101620029A
CN101620029A CN200910099440A CN200910099440A CN101620029A CN 101620029 A CN101620029 A CN 101620029A CN 200910099440 A CN200910099440 A CN 200910099440A CN 200910099440 A CN200910099440 A CN 200910099440A CN 101620029 A CN101620029 A CN 101620029A
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CN
China
Prior art keywords
tire
solenoid valve
circuit
wheel hub
wheel
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.)
Pending
Application number
CN200910099440A
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Chinese (zh)
Inventor
熊树生
石伟
徐子建
吕胤鼎
姜耀华
李伟
何文华
张永光
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Zhejiang University ZJU
Original Assignee
Zhejiang University ZJU
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang University ZJU filed Critical Zhejiang University ZJU
Priority to CN200910099440A priority Critical patent/CN101620029A/en
Publication of CN101620029A publication Critical patent/CN101620029A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a device for a tire burst test, comprising a wheel. A wheel hub is provided with a deflation port, a deflation tube is welded at the deflation port, and the deflation tube is provided with an electromagnetic valve; a rotating bearing is arranged outside a wheel shaft, and an insulating layer is arranged outside the rotating bearing; the wheel shaft and the anode a vehicle power source are connected through a switch circuit, the anode of the electromagnetic valve is connected with a circuit of the rotating bearing, and the cathode of the electromagnetic valve is connected with a circuit of the wheel hub. The device is additionally provided with an accessory device on a tire wheel hub of a conventional automobile and uses the electromagnetic valve as a control unit to deflate the tire so as to achieve the test effect same as the tire burst without damaging the tire, thereby saving the cost and being favorable for repeated tests.

Description

Device for tire burst test
Technical field
The present invention relates to a kind of vehicle test device, be specially a kind of device for tire burst test.
Background technology
Tire is self-evident to the importance of automobile.In daily life, the accident of blowing out that causes owing to reasons such as tire aging, excessive wear, abnormal tyre pressure, tire wounds takes place repeatedly, and light vehicle scrapping then is heavy then endanger driver and crew's life security.According to incompletely statistics, the traffic hazard of highway 42% is blown out and is caused, and the mortality ratio that speed per hour is blown out more than 160 kilometers is close to 100%.Blown out into " the No.1 killer " of traffic accidents.Therefore, each giant tyre manufacturer is all at the problem of the blowing out research that experimentizes, the device that development trouble-proof tire or prevent is blown out.As the patent No. is that the Chinese invention patent of 200510063728.X discloses a kind of trouble-proof tire, comprise the carcass that constitutes by one deck cord casingply, described casing ply extends between bead part, and roll laterally from the tire inboard around bead core in each bead part, thereby form a pair of roll portion and between main part; In fetus face, be positioned at the belt of carcass radial outside; And the reinforcement rubber layer, its comprise a pair of separately main part and roll between the portion and extend to from bead core the axial outer ledge of belt near side surface part, and between carcass and belt and the central part that links to each other with the side surface part of both sides.
And for example the patent No. is that the Chinese utility model patent of ZL 200620052454.4 discloses a kind of sensor of blowing out, form by air pressure sensing unit and switch, depress compression or distortion owing to utilized the air pressure sensing unit in normal tire, the characteristic that form was recovered after tyre break or tire pressure descended, the closed output of driving switch tire detonating signal; The sensor of blowing out can detect signal of tyre burst in first moment that occurs blowing out, and has both met the real-time characteristics of tyre break monitoring, satisfies the requirement of the long-term low-power consumption steady operation of detection system again.
Usually, in the tire burst test of development trouble-proof tire or explosion-protection equipment,, often adopt the way that tire is destroyed in order faster tire gas to be emitted.Tire after the destruction can't reuse, and this has increased the weight of experimentation cost, also limit the number of times of testing and follow repeatability.
Summary of the invention
The invention provides a kind of device for tire burst test, conventional doughnut is transformed, on the tire wheel hub, add auxiliary equipment, utilize solenoid valve as control module, tire is exitted, can under the prerequisite of not damaging tire, reach and the same test effect of blowing out.
A kind of device for tire burst test comprises wheel, offers relief port on wheel hub, and welding bleeder pipe in relief port place is provided with solenoid valve on the bleeder pipe; Wheel shaft arranged outside rolling bearing, rolling bearing is provided with insulation course outward; Wheel shaft is connected by on-off circuit with the positive pole of vehicle power supply, and the positive pole of solenoid valve is connected with the rolling bearing circuit, and the negative pole of solenoid valve is connected with the wheel hub circuit.
It is solenoid valve that apparatus of the present invention adopt vehicle self power supply, and wheel shaft is connected the back positively charged with the vehicle cathode circuit, makes the outer rolling bearing positively charged of wheel shaft simultaneously, and the positive pole of solenoid valve is connected with the rolling bearing circuit, promptly is communicated with vehicle is anodal; The setting of rolling bearing, the electric wire when having avoided solenoid valve directly to be connected the wheel that causes with axle circuit twines.
The outer insulation course of rolling bearing has been avoided the wheel hub positively charged, wheel hub itself has metal to be connected with automobile in the automobile the inside, and the vehicle body of automobile joins by lead and ground, we can say except the automobile circuit positive pole, and other metal parts of automobile can be regarded a negative pole as.The rolling bearing of the anodal tape splicing positive electricity of solenoid valve, negative pole cock wheel hub has so just been finished electric power system.
Described relief port optimum is arranged on one week of interior steel ring of wheel hub, the position that promptly common air-filled pore is provided with, and metal is thinner herein, be easy to punching, and gas charges and discharge comparatively fast.
Switch between wheel shaft and the vehicle power supply can be arranged in the car, or the place of any handled easily.Existing doughnut generally all is that outer tire and wheel hub are formed an airtight plenum space, relief port is opened on the wheel hub, promptly between tire and extraneous space, offered a bleed passage, solenoid valve makes the bleeder pipe closure when not working, tire can not leak, and Closing Switch in the time of need carrying out tire burst test is connected electromagnetic valve circuit, solenoid valve is opened, and bleeder pipe begins venting.A plurality of relief ports are set, and strengthen the bore of relief port, can reach the requirement of quick venting.When the tire after the venting need reuse, only need close solenoid valve, inflation of tire is got final product.
Apparatus of the present invention are simple in structure, can realize using same tire to carry out tire burst test repeatedly by the transformation to conventional tire, save cost, the good reproducibility of test.
Description of drawings
Fig. 1 is a fundamental diagram of the present invention;
Fig. 2 is the structural representation of wheel hub in apparatus of the present invention.
Embodiment
Below in conjunction with accompanying drawing apparatus of the present invention are described further.
A kind of device for tire burst test of the present invention comprises wheel, as shown in Figure 2, at the wheel shaft 1 arranged outside rolling bearing 3 of wheel, electro-insulating rubber is set as insulation course 4 outside the rolling bearing 3; Offer relief port 5 on wheel hub 2, on the steel ring 6, welding bleeder pipe in relief port 5 places was provided with the switching of solenoid control bleeder pipe on the bleeder pipe, according to the required venting speed of test relief port quantity and caliber size are set in relief port 5 was opened in.
It is solenoid valve that apparatus of the present invention adopt vehicle self power supply, principle of work as shown in Figure 1, wheel shaft is connected by on-off circuit with the positive pole of vehicle power supply, the positive pole of solenoid valve is connected with the rolling bearing circuit, the negative pole of solenoid valve is connected with the wheel hub circuit.
Wheel shaft is connected the back positively charged with the vehicle cathode circuit, make the outer rolling bearing positively charged of wheel shaft simultaneously, and the positive pole of solenoid valve is connected with the rolling bearing circuit, promptly is communicated with vehicle is anodal; The setting of rolling bearing, the electric wire when having avoided solenoid valve directly to be connected the wheel that causes with axle circuit twines.
The outer insulation course of rolling bearing has been avoided the wheel hub positively charged, the rolling bearing of the anodal tape splicing positive electricity of solenoid valve, and negative pole cock wheel hub has so just been realized the power supply of solenoid valve.
Solenoid valve also is provided with holding circuit, is installed in automotive interior, and the reverse voltage that produces when preventing closed electromagnetic valve is to original damage of circuit.Switch between wheel shaft and the vehicle power supply is arranged in the car, can be in the unlatching of car inner control switch.
Solenoid valve makes the bleeder pipe closure when not working, tire can not leak, and Closing Switch in the time of need carrying out tire burst test is connected electromagnetic valve circuit, and solenoid valve is opened, and bleeder pipe begins venting.When the tire after the venting need reuse, only need close solenoid valve, inflation of tire is got final product.

Claims (3)

1, a kind of device for tire burst test comprises wheel, it is characterized in that: offer relief port on wheel hub, welding bleeder pipe in relief port place is provided with solenoid valve on the bleeder pipe; Wheel shaft arranged outside rolling bearing, rolling bearing is provided with insulation course outward; Wheel shaft is connected by on-off circuit with the positive pole of vehicle power supply, and the positive pole of solenoid valve is connected with the rolling bearing circuit, and the negative pole of solenoid valve is connected with the wheel hub circuit.
2, device for tire burst test as claimed in claim 1 is characterized in that: described solenoid valve is provided with the solenoid valve holding circuit.
3, device for tire burst test as claimed in claim 1 is characterized in that: described relief port is arranged on the interior steel ring of wheel hub.
CN200910099440A 2009-06-05 2009-06-05 Device for tire burst test Pending CN101620029A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200910099440A CN101620029A (en) 2009-06-05 2009-06-05 Device for tire burst test

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910099440A CN101620029A (en) 2009-06-05 2009-06-05 Device for tire burst test

Publications (1)

Publication Number Publication Date
CN101620029A true CN101620029A (en) 2010-01-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200910099440A Pending CN101620029A (en) 2009-06-05 2009-06-05 Device for tire burst test

Country Status (1)

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CN (1) CN101620029A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101893518A (en) * 2010-07-02 2010-11-24 浙江亚太机电股份有限公司 Test device of tire-bursting or rapid air leakage for automobile
CN102262403A (en) * 2011-03-24 2011-11-30 浙江吉利汽车研究院有限公司 Rim for automobile tire burst monitoring and control system 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
CN102323068A (en) * 2011-08-25 2012-01-18 吉林大学 Method for testing tire burst transient characteristic and 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
CN102778363A (en) * 2012-07-06 2012-11-14 华南理工大学 Single shaft tire burst applied apparatus and experimental method thereof
CN103115783A (en) * 2013-01-18 2013-05-22 浙江吉利汽车研究院有限公司杭州分公司 Simulated device for tire burst wired control
CN103175695A (en) * 2012-12-19 2013-06-26 浙江吉利汽车研究院有限公司杭州分公司 Tire blow-out simulation deflator
CN104748982A (en) * 2015-03-30 2015-07-01 广州汽车集团股份有限公司 Wired control vehicle tire burst simulating device and method
CN106769111A (en) * 2016-12-05 2017-05-31 王伟 Apparatus to cause bursting in a kind of performance test tire of blowing out based on circular motion

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101893518A (en) * 2010-07-02 2010-11-24 浙江亚太机电股份有限公司 Test device of tire-bursting or rapid air leakage for automobile
CN102262403A (en) * 2011-03-24 2011-11-30 浙江吉利汽车研究院有限公司 Rim for automobile tire burst monitoring and control system 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
CN102323068A (en) * 2011-08-25 2012-01-18 吉林大学 Method for testing tire burst transient characteristic and 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
CN102680251B (en) * 2012-04-17 2015-03-11 华南理工大学 Tire burst process simulating device and experimenting method thereof
CN102680251A (en) * 2012-04-17 2012-09-19 华南理工大学 Tire burst process simulating device and experimenting method thereof
CN102778363A (en) * 2012-07-06 2012-11-14 华南理工大学 Single shaft tire burst applied apparatus and experimental method thereof
CN102778363B (en) * 2012-07-06 2014-12-31 华南理工大学 Single shaft tire burst applied apparatus and experimental method thereof
CN103175695A (en) * 2012-12-19 2013-06-26 浙江吉利汽车研究院有限公司杭州分公司 Tire blow-out simulation deflator
CN103175695B (en) * 2012-12-19 2015-06-10 浙江吉利汽车研究院有限公司杭州分公司 Tire blow-out simulation deflator
CN103115783A (en) * 2013-01-18 2013-05-22 浙江吉利汽车研究院有限公司杭州分公司 Simulated device for tire burst wired control
CN103115783B (en) * 2013-01-18 2015-12-09 浙江吉利汽车研究院有限公司杭州分公司 One has line traffic control to blow out analogue means
CN104748982A (en) * 2015-03-30 2015-07-01 广州汽车集团股份有限公司 Wired control vehicle tire burst simulating device and method
CN106769111A (en) * 2016-12-05 2017-05-31 王伟 Apparatus to cause bursting in a kind of performance test tire of blowing out based on circular motion

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Open date: 20100106