CN101024369A - Automatic burst-preventing spare wheel in tyre - Google Patents
Automatic burst-preventing spare wheel in tyre Download PDFInfo
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- CN101024369A CN101024369A CN 200710086568 CN200710086568A CN101024369A CN 101024369 A CN101024369 A CN 101024369A CN 200710086568 CN200710086568 CN 200710086568 CN 200710086568 A CN200710086568 A CN 200710086568A CN 101024369 A CN101024369 A CN 101024369A
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- outer ring
- tire
- tyre
- elasticity outer
- elasticity
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Abstract
The invention relates to a vehicle tyre inner automatic broken-proof extra wheel. The feature is that it includes a flexible external outer ring between tyre and hub, and an inner ring supporting the outer ring. The inner ring and outer ring would contracting between tyre and hub under the effect of normal pressure, and a suitable space is also set to avoid inner wall contacting to outer ring. When the tyre is broken, the outer ring would be bounced to support the corresponding weight of the vehicle to keep balance and avoid accident. The invention is benefit to improve the safety and comfort of wheel.
Description
Technical field
The present invention relates to a kind of vehicle tyre safety emergency facility, when tire loses air pressure, particularly a kind ofly running at high speed when blowing out when automobile, interim spare tyre automatically can come into operation in the extremely short time, make automobile keep balance, avoid the generation of accident, play the effect of anti-explosion safety spare tyre, guarantee that simultaneously its enough distance that can continue to travel is to repair shop, and need not be at the automatic burst-preventing spare wheel in tyre of the way changing of tire, this Das Reserverad means and need not changing of tire when normal prominent chance in service is blown out and use as spare tire automatically.
Background technology
Existing motor tire all is an air-inflation tyre generally, and traveling comfort is good, and resistance is airtyred major advantage for a short time, also do not have better method to substitute air-inflation tyre at present, still, air-inflation tyre also has shortcoming, once tire flat loses air pressure, automobile just can't normally be exercised, and must change spare tyre.Particularly tyre break takes place suddenly in automobile in running at high speed, and the instantaneous vehicle lack of equilibrium is easy to cause a serious accident.
Existing for this reason people proposes a lot of solutions, these schemes mainly contain two classes, one class is not change tire construction, but install the little wheel rim of support additional in inside tires, steamboat circle external diameter less than the internal diameter of tyre surface greater than the external diameter of wheel hub, when loss of tyre pressure, car weight is supported by the steamboat circle, thereby reduced the height that wheel descends, play certain safety effect, but steamboat circle external diameter increases rolling resistance of wheel less than the internal diameter of tyre surface, can not play spare tyre, as Chinese patent publication number CN1616264A disclosed " safety tyre and bracing or strutting arrangement thereof ".Another kind of design plan is to improve tire construction, under the situation of loss of tyre pressure, keep certain bearing force, make automobile can continue to travel, just existing Runflat tire, as Chinese patent publication number CN1264343A disclosed " inextensible high temp. resistant runflat tire ", publication number CN1265067A disclosed " having the Runflat tire that improves carcass ", the advantage of this class tire of publication number CN1689847A disclosed " Pneumatic run-flat tire " is that external form and conventional tyre are close, install identical with conventional tyre, but, because need take into account tire has enough bearing forces under the decompression situation, the traveling comfort of automobile under the normal inflating condition is descended to some extent, the resistance of wheel increases, and automobile is to be operated in normal inflated condition in most times.
Summary of the invention
The objective of the invention is easily to take place the problem of serious safety misadventure at the back of blowing out in the present running car, invent a kind of automobile that when blowing out, can in time make and recover normal operation, do not influence the performance of the cruising performance of automobile when not blowing out again, can guarantee the automatic burst-preventing spare wheel in tyre that uses in the various tires of being installed in of driving comfort simultaneously.
Technical scheme of the present invention is:
A kind of automatic burst-preventing spare wheel in tyre, it is characterized in that it comprises an inner ring that is installed on the elasticity outer ring between tire and the wheel hub and supports this elasticity outer ring, described elasticity outer ring and inner ring shrink between tire and wheel hub normobaric the acting on of wheel, and between elasticity outer ring and tire inwall, form one make the tire inwall not with contacted space, outer ring; When blowing out described elasticity outer ring utilize self elasticity to upspring rapidly to be resisted against the tire inwall and under the support of described inner ring the cooresponding weight of load-bearing vehicle travel with the balance that keeps vehicle, prevent the generation of accident.
Outside mask in described elasticity outer ring is equipped with an air bag that can be pressed to wheel hub under normal barometric pressure, forms a space that elasticity outer ring and inner ring are installed between air bag and the wheel hub.
One air bag that can the elasticity outer ring be pressed to wheel hub under normal barometric pressure is installed in the inwall of described elasticity outer ring.
The section form of described air bag is Ω shape, C shape or zero shape.
The section form of described outer ring is Ω shape, C shape or 0 shape of envelope in the tire section form.
One of structure of described inner ring is: it is monolateral elastic supporting bar or bilateral symmetry elastic supporting bar structure, the lower end of described elastic supporting bar is installed on the wheel hub, in the anti-left and right sides deviation groove on its insertion elasticity outer ring, upper end inwall, elastic supporting bar is provided with one and is convenient to the sliding guide groove that slides therein when the elasticity outer ring flicks, be provided with one on the top of sliding guide groove and the circle limit of elasticity outer ring be fixed therein to stop its dislocation preventing slot and check that breaks away from elastic supporting bar buckle, and the line of centers of dislocation preventing slot should be positioned at the outside of elastic supporting bar and wheel hub point of connection.
Described inner ring is made up of interior support and diagonal ligament, and the lower end of diagonal ligament is connected with a little push rod, and the lower end of supporting in both point of connection (K point) block, and makes interior support fixation; Between interior support and elasticity outer ring, air bag is installed, under the tire pressure normal circumstances, utilize tire pressure that the elasticity outer ring is compressed to interior nadir (B point) and the chucking location supported, in case loss of tyre pressure, threading off from interior support nadir (B point) in the elasticity outer ring, is moved to anti-avulsion point (A point) and tightens check in the elastic force effect; The interior top of supporting also is connected with dead ring.
Three of the structure of described inner ring is: it and elasticity outer ring are an integral structure, described inner ring is the elastic deformable body that has otch, when tire pressure just often, flexural deformation in air pressure is pressed to elastic deformable body, the elasticity outer ring is pressed towards interior contraction simultaneously, the elasticity outer ring was tightened by buckle after compression put in place, when tire loses air pressure, buckle is thrown off, inner ring and elasticity outer ring play shape simultaneously under the elastic force effect, and when being subjected to the pressure of tire surface, the outside of deformation place is non-extension shape, the inboard is non-compression shape, can not curve inwardly.
Between described outer ring and wheel hub, be provided with a survival space that prevents the wheel overvoltage;
The present invention has the following advantages:
The present invention installs a kind of safety device of on-inflatable in inside tires under the situation that is not changing existing conventional tyre substantially, have the safety tyre of pressure limiting, explosion-proof and standby functions.At tire pressure just often, this device is in confined state, does not contact with tyre surface, tyre sidewall, and maintains a certain distance, and does not influence the traveling comfort and the rolling resistance of automobile under the normal inflating condition.When the tyre temperature rising, internal pressure is raised to one regularly certain pressure limiting effect.When tyre explosion loses air pressure or air pressure and drops to a certain degree, this device can be upspring immediately, prop up tyre surface, utilize elastic support, make tire keep approximate normal inflated condition, make automobile can continue to act certain distance, play the effect of anti-explosion safety and reserve wheel with higher speed.
Because device for internal protection of the present invention has been arranged, improved the safety performance of wheel, tire itself is can design-calculated lighter and thinner, has so also reduced the resistance of tire from another point of view and has improved traveling comfort.
The present invention uses applicable to various types of tires, and market outlook are wide.
Description of drawings
Fig. 1 is one of structural representation of the present invention.
Fig. 2 is that spare tire shown in Figure 1 works in the structural representation when blowing out state.
Fig. 3 is two of a structural representation of the present invention.
Fig. 4 is that spare tire shown in Figure 3 works in the structural representation when blowing out state.
Fig. 5 is three of a structural representation of the present invention.
Fig. 6 is that spare tire shown in Figure 5 works in the structural representation when blowing out state.
Fig. 7 is four of a structural representation of the present invention.
Fig. 8 is five of a structural representation of the present invention.
Fig. 9 is six of a structural representation of the present invention.
Figure 10 is that spare tire shown in Figure 9 works in the structural representation when blowing out state.
Figure 11 is seven of a structural representation of the present invention.
Figure 12 is that spare tire shown in Figure 11 works in the structural representation when blowing out state.
The specific embodiment
The present invention is further illustrated for following structure drawings and Examples.
Embodiment one.
As shown in Figure 1, 2.
A kind of automatic burst-preventing spare wheel in tyre, it mainly is made up of elasticity inner ring, outer ring and air bag etc., and the spring outer ring is formed by connecting by outer support 9, can stretch, inner ring is made up of interior support 8 and is fixed on the wheel hub 1 by dead ring 3, and dead ring 3 can be made with steel wire or carbon fiber.Fig. 2 is the mechanism signal soil of tire under the decompression state, the outer ring of Das Reserverad is connected to telescopic elastic body by a plurality of outer supports 9, can slide between the BC of interior support 8 in outer 9 lower ends of supporting, the outer ring circumference tangentially certain elastic force should be arranged, 9 liang of elastic sides of outer resilient mounting have enough elastic force F2, supporting 8 in guaranteeing can upspring moment, and chucking remains in the B point, and car weight is born jointly by inside and outside support.Inside and outside support should be by compound the making of alloy in lightweight elastic properties of materials material, and whole device requirements for quality is light as far as possible, and the BC section will have enough intensity, and AB section DB section will have better elastic and anti-fatigue performance.Coated in the outside of these supports have one deck air bag 7, air bag 7 is through air extractor vent 4 and ambient atmosphere UNICOM, pore 4 can be provided with a plurality of on circumference, when giving inflation of tire, interior air bag 7 is under pressure up and down simultaneously, under side pressure F1 and upward pressure F3 effect, outer resilient mounting 8 is threaded off from the B point and is slided to C point and chucking, as Fig. 1, there are enough distances tire inner supporting device and tire surface inboard like this, guarantee not influence the tire cruising.Air bag should be made by the good composite material of air-tightness, certain resistance to tension and frivolous is as far as possible arranged, the air bag upside can support outside 9 below, will support outward in the mode of drawing and to depress, air bag is not contacted with the tire inner face, can reduce the wearing and tearing of air bag.Connecting strap 5 is stuck in dead ring 3 on the tyre bead.Under normal pressure, air bag is in when being compressed shape, and the space that a part can continue to compress is also left in air bag inside, and the air bag downside can design certain elastic force, and the operating pressure of this part should be greater than the tire normal pressure, and less than the safe pressure of tire.Work as galloping, being raise by tyre temperature causes that tire pressure gives birth to highly near safe pressure the time, and dotted line can further be pressed in the inboard of air bag, thereby has limited the rising of tire pressure, when the gentle pressure drop of temperature to just often, air bag is inboard to be recovered normally.In case tire loses air pressure F1, F3 suddenly, under the effect of elastic force F2, F4, the Das Reserverad excircle enlarges rapidly, supports the tire of decompression, supports elastic force and requires near normal tire pressure elastic force.
In a word, whole device requirements for quality is light as far as possible, can make the thin-walled hollow structure with the light alloy or the carbon fiber composite material of high-strength high-elasticity, thus the increase of control wheel weight.Will there be certain fatigue resistance performance at the position of frequent elastic bending.
Embodiment two.
Shown in Fig. 3,4.
Present embodiment is that inner ring and elasticity outer ring are designed to two parts, slide on inner ring by the elasticity outer ring and to regulate the size of outer ring, also inner ring and elasticity outer ring can be held together, utilize the elastic deformation of inner ring 8 to change the size of elasticity outer ring 9, as shown in Figure 3, when tire pressure just often, flexural deformation in air pressure is pressed to inner ring 8, elasticity outer ring 9 is pressed towards interior contraction simultaneously, and the outer ring was tightened by buckle 16 after compression put in place.When tire loses air pressure, buckle 16 is thrown off, and becomes shown in Figure 4ly under the elastic force effect, and when being subjected to the pressure of tire surface, the outside of deformation place is non-extension shape, and the inboard is non-compression shape, can not curve inwardly, and Das Reserverad enters mode of operation.
Embodiment three.
Shown in Fig. 5,6.
Present embodiment relatively is fit to height to width ratio type tire, constitute fixed pedestal by interior support 11 and diagonal ligament 12, the lower end of diagonal ligament 12 is connected with a little push rod 15, and the lower end of supporting in the K point blocks, and makes interior support fixation, during remove a tyre, the outside of pushing tire makes diagonal ligament thread off from interior support K point by little push rod, and at this moment interior support can curve inwardly, further tyre beads is pushed the wheel hub deep trouth, thereby unload tire.
The air bag 7 of present embodiment can place between inside and outside the support, as Fig. 5, under the tire pressure normal circumstances, utilize tire pressure to support outward and be compressed to B point and chucking location, in case loss of tyre pressure, the outer support threaded off from the B point, as Fig. 6, be moved to A point and chucking check in the elastic force effect.Dead ring 13 is connected as a single entity with fixed pedestal, and is installed on the wheel hub.
Groundwork of the present invention is, the spare wheel device of an outer radius variable is installed in inside tires, this device has an air bag with the outer UNICOM of tire, when tire pressure just often, utilize its normal pressure compressing gasbag, make Das Reserverad reduced diameter and fastening, and form certain space, thereby do not influence the cruising of tire with the inboard table of tire surface; When tyre temperature rising causing pressure raises, the compressible portion of air bag in can further compressing, thus the continuation that has limited tire pressure is risen; When tyre explosion or gas leakage decompression, Das Reserverad expands at elastic force and action of centrifugal force dropout of following moment, props up the tire of gas leakage, serves as reserve wheel, and Das Reserverad has suitable elasticity, can keep wheel and continue to travel.
Below only be according to several schemes of groundwork design-calculated of the present invention, the professional can carry out suitable adjustment to structure according to this principle, can design different schemes.For example, this device also applicable to the inner bag tire is arranged, as shown in Figure 7, utilizes inner bag that device is compressed.Fig. 8 and for example, for wearing and tearing that reduce tire inner surface and the traveling comfort that improves Das Reserverad, top deposited one deck foaming elastic material that can also support outside.And for example Fig. 9, Figure 10 can change the bilateral symmetry supporting construction of embodiment one into one-sided support, simplify the internal structure of an organization, and suitably reduce installation weight and cost.Fig. 9 be tire under normal pressure, Figure 10 is under the loss of tyre pressure state, the emergency facility place in operation.In addition, the section of air bag can be designed to C shape (also can be Ω shape or zero shape), as Figure 11, Figure 12, both sides 61 anti-packages of C shape air bag (also can be Ω shape or zero shape air bag) are on the tyre bead 51 of tire, tyre bead is pressed on the both sides of C shape air bag (also can be Ω shape or zero shape air bag) on the wheel hub, between C shape air bag (also can be Ω shape or zero shape air bag) and tire, form an inflatable air chamber 71, gas is chewed pipe 4 and is passed C shape air bag to behind the inflation of tire, to support 9 compressions simultaneously outward, as shown in figure 12, the space that between C shape air bag (also can be Ω shape or zero shape air bag) and wheel hub, forms, chew ligament and tire outer air UNICOM by gas, equivalence is a compressible air bag.The interior bottom of supporting 31 can instead be hooked on the tyre bead 31.
Part that the present invention does not relate to is all same as the prior art.
Claims (9)
1, a kind of automatic burst-preventing spare wheel in tyre, it is characterized in that it comprises an inner ring that is installed on the elasticity outer ring between tire and the wheel hub and supports this elasticity outer ring, described elasticity outer ring and inner ring shrink between tire and wheel hub normobaric the acting on of wheel, and between elasticity outer ring and tire inwall, form one make the tire inwall not with contacted space, outer ring; When blowing out described elasticity outer ring utilize self elasticity to upspring rapidly to be resisted against the tire inwall and under the support of described inner ring the cooresponding weight of load-bearing vehicle travel with the balance that keeps vehicle, prevent the generation of accident.
2, automatic burst-preventing spare wheel in tyre according to claim 1 is characterized in that outside mask in described elasticity outer ring is equipped with an air bag that can be pressed to wheel hub under normal barometric pressure, forms a space that elasticity outer ring and inner ring are installed between air bag and the wheel hub.
3, automatic burst-preventing spare wheel in tyre according to claim 1 is characterized in that being equipped with the air bag that can the elasticity outer ring be pressed to wheel hub under normal barometric pressure in the inwall of described elasticity outer ring.
4, according to claim 2 or 3 described automatic burst-preventing spare wheel in tyre, the section form that it is characterized in that described air bag is Ω shape, C shape or zero shape.
5, automatic burst-preventing spare wheel in tyre according to claim 1, the section form that it is characterized in that described outer ring are Ω shape, C shape or zero shape of envelope in the tire section form.
6, automatic burst-preventing spare wheel in tyre according to claim 1, it is characterized in that described inner ring is monolateral elastic supporting bar or bilateral symmetry elastic supporting bar structure, the lower end of described elastic supporting bar is installed on the wheel hub, in the anti-left and right sides deviation groove on its insertion elasticity outer ring, upper end inwall, elastic supporting bar is provided with one and is convenient to the sliding guide groove that slides therein when the elasticity outer ring flicks, be provided with one on the top of sliding guide groove and the circle limit of elasticity outer ring be fixed therein to stop its dislocation preventing slot and check that breaks away from elastic supporting bar buckle, and the line of centers of dislocation preventing slot should be positioned at the outside of elastic supporting bar and wheel hub point of connection.
7, automatic burst-preventing spare wheel in tyre according to claim 1 is characterized in that described inner ring is made up of interior support and diagonal ligament, and the lower end of diagonal ligament is connected with a little push rod, and the lower end of supporting in both point of connection block, and makes interior support fixation; Between interior support and elasticity outer ring, air bag is installed, under the tire pressure normal circumstances, utilize tire pressure that the elasticity outer ring is compressed to interior nadir and the chucking location supported, in case loss of tyre pressure, threading off from interior support nadir in the elasticity outer ring, is moved to anti-avulsion point and chucking check in the elastic force effect; The interior top of supporting also is connected with dead ring.
8, automatic burst-preventing spare wheel in tyre according to claim 1, it is characterized in that described inner ring and elasticity outer ring are an integral structure, described inner ring is the elastic deformable body that has otch, when tire pressure just often, flexural deformation in air pressure is pressed to elastic deformable body, the elasticity outer ring is pressed towards interior contraction simultaneously, the elasticity outer ring was tightened by buckle after compression put in place, when tire loses air pressure, buckle is thrown off, and inner ring and elasticity outer ring play shape simultaneously under the elastic force effect, when being subjected to the pressure of tire surface, the outside of deformation place is non-extension shape, and the inboard is non-compression shape, can not curve inwardly.
9, automatic burst-preventing spare wheel in tyre according to claim 1 is characterized in that being provided with a survival space that prevents the wheel overvoltage between described outer ring and wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710086568XA CN100462245C (en) | 2006-03-20 | 2007-03-15 | Automatic burst-preventing spare wheel in tyre |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610038933.5 | 2006-03-20 | ||
| CN200610038933 | 2006-03-20 | ||
| CNB200710086568XA CN100462245C (en) | 2006-03-20 | 2007-03-15 | Automatic burst-preventing spare wheel in tyre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101024369A true CN101024369A (en) | 2007-08-29 |
| CN100462245C CN100462245C (en) | 2009-02-18 |
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ID=38743135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200710086568XA Expired - Fee Related CN100462245C (en) | 2006-03-20 | 2007-03-15 | Automatic burst-preventing spare wheel in tyre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100462245C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042886A (en) * | 2011-10-17 | 2013-04-17 | 朱序 | Built-in explosion-proof spare tire for automobile |
| CN104842719A (en) * | 2010-03-08 | 2015-08-19 | 杜正林 | Run-flat tire |
| CN108639468A (en) * | 2018-05-31 | 2018-10-12 | 青岛东平骏川工业自动化设备有限公司 | A kind of packaging shaping air bag |
| CN110978895A (en) * | 2019-12-05 | 2020-04-10 | 怀化沃普环保科技有限公司 | Combined type explosion-proof tire |
| CN112373249A (en) * | 2020-11-26 | 2021-02-19 | 江苏珀然股份有限公司 | Explosion-proof wheel hub with buffer structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4281701A (en) * | 1980-02-15 | 1981-08-04 | W. R. Grace & Co. | Vehicle tire having run flat insert |
| US5435363A (en) * | 1993-02-19 | 1995-07-25 | Pender; David R. | Run-flat pneumatic tires including plural separate inserts |
| US6557604B2 (en) * | 2001-02-20 | 2003-05-06 | Donald Albrecht | Safety liner for a vehicle tire and method of use |
| CN1371819A (en) * | 2001-02-26 | 2002-10-02 | 许水镇 | Cutting, pricking and explosion resistant tyre |
| CN1289323C (en) * | 2003-01-13 | 2006-12-13 | 许水镇 | Improved device for anti-pricke and anti-explod of tyre |
-
2007
- 2007-03-15 CN CNB200710086568XA patent/CN100462245C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842719A (en) * | 2010-03-08 | 2015-08-19 | 杜正林 | Run-flat tire |
| CN103042886A (en) * | 2011-10-17 | 2013-04-17 | 朱序 | Built-in explosion-proof spare tire for automobile |
| CN103042886B (en) * | 2011-10-17 | 2016-03-30 | 朱序 | Built-in explosion-proof spare tire for automobile |
| CN108639468A (en) * | 2018-05-31 | 2018-10-12 | 青岛东平骏川工业自动化设备有限公司 | A kind of packaging shaping air bag |
| CN110978895A (en) * | 2019-12-05 | 2020-04-10 | 怀化沃普环保科技有限公司 | Combined type explosion-proof tire |
| CN112373249A (en) * | 2020-11-26 | 2021-02-19 | 江苏珀然股份有限公司 | Explosion-proof wheel hub with buffer structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100462245C (en) | 2009-02-18 |
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Address after: 3115, room 258-28, 210037 Central Road, Jiangsu, Nanjing Patentee after: Fan Liang Address before: 1603, room 210029, Hongfa Building, 216 Shigu Road, Jiangsu, Nanjing Patentee before: Fan Liang |
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