CN107627791B - Tyre capable of continuously running after tyre burst - Google Patents
Tyre capable of continuously running after tyre burst Download PDFInfo
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- CN107627791B CN107627791B CN201710904845.7A CN201710904845A CN107627791B CN 107627791 B CN107627791 B CN 107627791B CN 201710904845 A CN201710904845 A CN 201710904845A CN 107627791 B CN107627791 B CN 107627791B
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- support plates
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Abstract
The invention discloses a tire capable of continuously running after tire burst, which comprises a rim, an outer tire matched with the rim, a plurality of arc-shaped supporting plates uniformly distributed between the rim and the outer tire along the circumferential direction, a bouncing device used for bouncing the supporting plates outwards along the radial direction to prop against the inner wall of the outer tire during tire burst, and a locking mechanism used for locking the relative positions of the supporting plates and the rim after the supporting plates prop against the inner wall of the outer tire; the vehicle can continue to normally run after the tire is punctured, the vehicle is prevented from being out of control due to the tire burst, and the running safety is ensured.
Description
Technical Field
The invention relates to a tire structure, in particular to a tire capable of continuously running after tire burst.
Background
As vehicle reserves increase, various traffic accidents continue to increase, and the relevant data show that approximately 46% of every year highway traffic accidents are caused by tires, and 70% of these accidents are flat tires; the automobile tire burst is very dangerous when running at high speed, the rolling resistance of a tire burst wheel is increased rapidly, a lateral deviation moment pointing to one side of the tire burst is generated, the loss of the supporting force of the tire side leads to the vibration and the swing of the wheel, the supporting force of the lateral deviation is reduced, and finally the vehicle is out of control, at the moment, due to the influence of various factors such as the psychological panic of a driver and the like, correct treatment cannot be performed frequently, and the probability of occurrence of traffic accidents is increased.
In order to solve the problem of tire burst, a small part of automobiles adopt an anti-burst outer tire technology, namely, the anti-burst capability of tires is improved by means of a thickened outer tire structure, but the anti-burst outer tire structure is high in price and low in driving experience, so that the anti-burst outer tire structure is generally only used for vehicles with special requirements.
Therefore, a new tire capable of continuously running after tire burst is needed, which can continuously and normally run after tire burst, avoid the vehicle tire burst from being out of control, and ensure the running safety.
Disclosure of Invention
In view of the above, the present invention aims to overcome the defects in the prior art, and provide a novel tire capable of continuously running after tire burst, which can continuously and normally run after tire burst occurs, so as to avoid the vehicle tire burst from being out of control and ensure the running safety.
The tire capable of continuously running after tire burst comprises a rim, an outer tire matched with the rim, a plurality of arc-shaped support plates uniformly distributed between the rim and the outer tire along the circumferential direction, a bouncing device used for bouncing the support plates outwards along the radial direction to prop against the inner wall of the outer tire during tire burst, and a locking mechanism used for locking the relative positions of the support plates and the rim after the support plates prop against the inner wall of the outer tire; two sealing rings are formed on the outer circle of the rim; when the supporting plates are not bounced, the supporting plates and the sealing rings jointly surround to form a sealing space; the bouncing device comprises a cylinder barrel, an air nozzle, a first piston and a piston rod, wherein the cylinder barrel is formed on the outer circle of the rim and is positioned between the two sealing rings; the locking mechanism comprises guide seats which are formed in the inner circle of the rim and correspond to the support plates one by one, guide plates which are integrally formed on the support plates and are in sliding fit with the guide seats along the radial direction, positioning grooves formed in the surfaces of the guide plates, and spring pins which are arranged on the guide seats and are used for being clamped into the positioning grooves after the support plates are bounced;
furthermore, the cross section of the supporting plate is n-shaped, two side plates of the supporting plate are respectively and correspondingly matched with the two sealing rings in a sealing manner when the supporting plate is not bounced, and the outer circle of each sealing ring is provided with a ring groove; an insertion block which can be inserted into the annular groove is arranged on a side plate of the supporting plate, a pin hole is formed in the insertion block, a piston cylinder is arranged on the outer side wall of the sealing ring, and a second piston which is used for driving the locking pin to be inserted into the pin hole and a reset spring which is used for pushing the second piston to move to enable the locking pin to exit from the pin hole when a tire is blown out are arranged in the piston cylinder;
further, arc-shaped metal plates with the same number as the support plates are uniformly distributed on the inner circular surface of the outer cover along the circumferential direction, and after the support plates are bounced, the arc-shaped metal plates are supported between the adjacent support plates;
furthermore, the two longitudinal ends of the support plate respectively form an arc-shaped outer convex surface and an arc-shaped inner concave surface;
furthermore, a T-shaped groove is formed in the bottom surface of the guide plate;
further, a supporting spring used for pushing the first piston to move outwards along the radial direction of the rim is arranged in the cylinder barrel;
further, the outer circle of the sealing ring is provided with mounting grooves which are respectively arranged on two sides of the ring groove; and a sealing ring is arranged in the mounting groove.
The invention has the beneficial effects that: the tire can be continuously driven after the tire is burst, the support plates are attached to the sealing rings of the wheel rims before the tire is inflated, at the moment, the seal is formed between the adjacent support plates and between the support plates and the sealing rings, the support plates, the sealing rings and the outer circles of the wheel rims are jointly enclosed to form a sealing space, after the tire is inflated, the support plates are pressed on the sealing rings by utilizing the tire pressure of the outer tire, then gas is injected into the cylinder barrel through the air nozzles, the air pressure in the cylinder barrel is lower than the tire pressure of the tire, after the tire burst happens, the air pressure in the outer tire is rapidly reduced, the gas in the cylinder barrel pushes the piston rod to radially outwards support the support plates and abut against the inner walls of the outer tire, at the moment, the positioning grooves on the guide plates are opposite to the spring pins which are clamped into the positioning grooves, so that the relative positions of the support plates and the wheel rims are locked, the air in the cylinder barrel can be discharged through the air tap, the spring pin is withdrawn from the positioning groove, the guide plate is pulled inwards, and the support plate is pulled back to be matched with the sealing ring.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the support plate of the present invention after being popped up;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a schematic view of the pop-up device of the present invention;
fig. 6 is a schematic view of the engagement between the support plate and the sealing ring according to the present invention.
Detailed Description
FIG. 1 is a schematic structural diagram of the present invention. As shown in the figure, the flat tire of the present embodiment comprises a rim, an outer tire 6 engaged with the rim, a plurality of arc-shaped support plates 5 uniformly distributed between the rim and the outer tire 6 along the circumferential direction, a bouncing device for bouncing the support plates 5 radially outward against the inner wall of the outer tire 6 during flat tire, and a locking mechanism for locking the relative position of the support plates 5 and the rim after the support plates 5 are pressed against the inner wall of the outer tire 6; two sealing rings 1 are formed on the outer circle of the rim; when the supporting plates 5 are not bounced, the supporting plates and the sealing ring 1 jointly surround to form a sealing space; the bouncing device comprises a cylinder barrel 3 which is integrally formed on the outer circle of the rim and is positioned between two sealing rings 1, an air tap 8 for inflating the cylinder barrel 3, a first piston 4 which is matched with the cylinder barrel 3 and a piston rod which is mutually fixed with the first piston 4 and is propped against the surface of a supporting plate 5; the locking mechanism comprises guide seats 9 which are formed on the inner circle of the rim and correspond to the support plates 5 one by one, guide plates 2 which are integrally formed on the support plates 5 and are in sliding fit with the guide seats 9 along the radial direction, positioning grooves 10 which are formed on the surfaces of the guide plates 2, and spring pins 11 which are arranged on the guide seats 9 and are used for being clamped into the positioning grooves 10 after the support plates 5 are bounced up, before the tire is inflated, the support plates 5 are attached to the sealing rings 1 of the rim, at the moment, seals are formed between the adjacent support plates 5 and the sealing rings 1, the support plates 5, the sealing rings 1 and the outer circle of the rim jointly enclose to form a sealing space, after the tire is inflated, the support plates 5 are pressed on the sealing rings 1 by using the tire pressure of the outer tire 6, then gas is injected into the cylinder barrel 3 through the air nozzles 8, and the air pressure in the cylinder barrel, when a tire burst happens, the air pressure in the outer tire 6 is rapidly reduced, the air in the cylinder barrel 3 pushes the piston rod to radially outwardly expand the support plate 5 and abut against the inner wall of the outer tire 6, at the moment, the positioning groove 10 on the guide plate 2 is opposite to the spring pin 11, the spring pin 11 is clamped into the positioning groove 10, so that the relative position of the support plate 5 and a rim is locked, the outer tire 6 is reliably supported, when the support plate 5 needs to be reset, the air in the cylinder barrel 3 can be discharged through the air nozzle 8, the spring pin 11 is withdrawn from the positioning groove 10, the guide plate 2 is pulled inwards, and the support plate 5 is pulled back to be matched with the sealing ring 1.
In this embodiment, the cross section of the supporting plate 5 is n-shaped, two side plates of the supporting plate are respectively and correspondingly matched with the two sealing rings 1 when the supporting plate 5 is not bounced (in this embodiment, after the side plates are contacted with the sealing rings 1, a seal is formed between the side plates and the sealing rings 1 by using the sealing rings), and an annular groove is formed on the outer circle of the sealing rings 1; an inserting block capable of being inserted into the annular groove is arranged on a side plate of the supporting plate 5, a pin hole 13 is formed in the inserting block, a piston cylinder is arranged on the outer side wall of the sealing ring 1, and a second piston 12 for driving the locking pin to be inserted into the pin hole 13 and a reset spring for pushing the second piston 12 to move to enable the locking pin to exit the pin hole 13 when a tire is blown out are arranged in the piston cylinder; when the tire burst does not occur to the wheel, the second piston 12 overcomes the elastic force of the return spring under the pushing of the tire pressure to push the locking pin into the pin hole 13, therefore, when the tire burst does not occur, no matter how large the air pressure in the cylinder barrel 3 is, the supporting plate 5 cannot be propped open, when the tire burst occurs, the tire pressure is rapidly reduced, the second piston 12 exits from the pin hole 13 under the action of the return spring, and the supporting plate 5 can be propped open outwards by the piston rod of the first piston 4.
In this embodiment, the same number of arc-shaped metal plates as the support plates 5 are uniformly distributed on the inner circumferential surface of the cover tire 6 along the circumferential direction, after the support plates 5 are bounced, the arc-shaped metal plates are supported between the adjacent support plates 5, the arc-shaped metal plates are embedded in the inner circle of the cover tire 6, the surfaces of the arc-shaped metal plates are flush with the inner circle of the cover tire 6, and after the support plates 5 are spread, the support plates 5 and the arc-shaped metal plates support the cover tire 6 together, so that the cover tire 6 is ensured to be kept in a circular state.
In this embodiment, the two longitudinal ends of the support plate 5 respectively form an arc-shaped outer convex surface 14 and an arc-shaped inner concave surface 15; when the supporting plates 5 are not bounced open, the adjacent supporting plates 5 are mutually matched through the arc-shaped outer convex surfaces 14 and the arc-shaped inner concave surfaces 15, and the sealing effect of the matching mode is good.
In this embodiment, a T-shaped groove is formed in the bottom surface of the guide plate 2; when the supporting plate 5 needs to be reset, the hook is clamped into the T-shaped groove, and the guide plate 2 is pulled inwards in the radial direction, so that the supporting plate 5 is matched with the sealing ring 1.
In the embodiment, a supporting spring 7 for pushing the first piston 4 to move outwards along the radial direction of the rim is arranged in the cylinder barrel 3; when a tire burst occurs, the supporting spring 7 and the air pressure in the air cylinder 3 jointly push the supporting plate 5 to bounce outwards, and the instantaneity of supporting is improved.
In the embodiment, the outer circle of the sealing ring 1 is provided with mounting grooves which are respectively arranged at two sides of the ring groove; and a sealing ring is arranged in the mounting groove.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. A flat tire capable of continuous running, characterized in that: the tire burst preventing device comprises a rim, an outer tire matched with the rim, a plurality of arc-shaped supporting plates uniformly distributed between the rim and the outer tire along the circumferential direction, a bouncing device used for bouncing the supporting plates outwards along the radial direction to prop against the inner wall of the outer tire when a tire bursts, and a locking mechanism used for locking the relative position of the supporting plates and the rim after the supporting plates prop against the inner wall of the outer tire;
two sealing rings are formed on the outer circle of the rim; when the supporting plates are not bounced, the supporting plates and the sealing rings jointly surround to form a sealing space; the bouncing device comprises a cylinder barrel, an air nozzle, a first piston and a piston rod, wherein the cylinder barrel is formed on the outer circle of the rim and is positioned between the two sealing rings; the locking mechanism comprises guide seats which are formed in the inner circle of the rim and correspond to the support plates one by one, guide plates which are integrally formed on the support plates and are in sliding fit with the guide seats along the radial direction, positioning grooves formed in the surfaces of the guide plates, and spring pins which are arranged on the guide seats and are used for being clamped into the positioning grooves after the support plates are bounced;
the cross section of the supporting plate is n-shaped, two side plates of the supporting plate are respectively and correspondingly matched with the two sealing rings in a sealing manner when the supporting plate is not bounced, and the outer circles of the sealing rings are provided with annular grooves; be equipped with on the curb plate of backup pad and can insert the inserted block of annular is equipped with the pinhole on the inserted block, and the lateral wall of sealing ring is equipped with a piston cylinder, is equipped with in the piston cylinder to be used for driving the stop pin and inserts the second piston in the pinhole and be used for promoting the second piston to remove when blowing out and make the reset spring that the stop pin withdrawed from the pinhole.
2. A flat-runflat tire according to claim 1, wherein: the inner circular surface of the cover tire is uniformly distributed with arc-shaped metal plates with the same quantity as the support plates along the circumferential direction, and after the support plates are bounced, the arc-shaped metal plates are supported between the adjacent support plates.
3. A flat-runflat tire according to claim 2, wherein: and the two longitudinal ends of the supporting plate respectively form an arc-shaped outer convex surface and an arc-shaped inner concave surface correspondingly.
4. A flat-runflat tire according to claim 3, wherein: the bottom surface of deflector is equipped with T type groove.
5. A flat-runflat tire according to claim 4, wherein: and a supporting spring used for pushing the first piston to move outwards along the radial direction of the rim is arranged in the cylinder barrel.
6. A flat-tire-runflat tire according to claim 5, wherein: the outer circle of the sealing ring is provided with mounting grooves which are respectively arranged on two sides of the annular groove; and a sealing ring is arranged in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710904845.7A CN107627791B (en) | 2017-09-29 | 2017-09-29 | Tyre capable of continuously running after tyre burst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710904845.7A CN107627791B (en) | 2017-09-29 | 2017-09-29 | Tyre capable of continuously running after tyre burst |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107627791A CN107627791A (en) | 2018-01-26 |
| CN107627791B true CN107627791B (en) | 2019-12-27 |
Family
ID=61103131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710904845.7A Expired - Fee Related CN107627791B (en) | 2017-09-29 | 2017-09-29 | Tyre capable of continuously running after tyre burst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107627791B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108583167A (en) * | 2018-05-04 | 2018-09-28 | 南京工程学院 | A kind of safety tyre for car elasticity inner supporting device and its assembly method |
| CN108859592B (en) * | 2018-08-07 | 2021-07-16 | 南京工程学院 | Inner supporting device with variable diameter and safety tire |
| CN109435586A (en) * | 2018-12-28 | 2019-03-08 | 李宗展 | A kind of anti-sting protection means against tyre bursting |
| CN109466242B (en) * | 2019-01-08 | 2024-04-05 | 青岛双星轮胎工业有限公司 | Foldable inflation-free tyre |
| CN112319145A (en) * | 2019-07-20 | 2021-02-05 | 陈泽明 | Safety protection wheel hub |
| CN111923665B (en) * | 2020-08-06 | 2022-04-19 | 青岛格力普轮胎科技有限公司 | Explosion-proof automobile tire |
| CN112659818A (en) * | 2020-12-30 | 2021-04-16 | 重庆工程职业技术学院 | Explosion-proof wheel assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2688521Y (en) * | 2004-02-11 | 2005-03-30 | 阚明玉 | Safety wheel for vehicle tire blow-out |
| CN2902768Y (en) * | 2006-05-24 | 2007-05-23 | 陈旭东 | Tyre capable of running after burst |
| CN201729027U (en) * | 2009-08-20 | 2011-02-02 | 潘坚敏 | Safety wheel hub |
| CN103722987A (en) * | 2014-01-22 | 2014-04-16 | 王国 | Tire capable of continuing to drive after bursting |
| CN104442219A (en) * | 2014-11-20 | 2015-03-25 | 常州康丰车辆配件有限公司 | Automobile safety tire |
| TW201613773A (en) * | 2014-12-12 | 2016-04-16 | Shui-Lai Su | Dual gas storage type wheel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379896A (en) * | 2017-07-30 | 2017-11-24 | 重庆交通大学 | Blow out self-saving tyre |
-
2017
- 2017-09-29 CN CN201710904845.7A patent/CN107627791B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2688521Y (en) * | 2004-02-11 | 2005-03-30 | 阚明玉 | Safety wheel for vehicle tire blow-out |
| CN2902768Y (en) * | 2006-05-24 | 2007-05-23 | 陈旭东 | Tyre capable of running after burst |
| CN201729027U (en) * | 2009-08-20 | 2011-02-02 | 潘坚敏 | Safety wheel hub |
| CN103722987A (en) * | 2014-01-22 | 2014-04-16 | 王国 | Tire capable of continuing to drive after bursting |
| CN104442219A (en) * | 2014-11-20 | 2015-03-25 | 常州康丰车辆配件有限公司 | Automobile safety tire |
| TW201613773A (en) * | 2014-12-12 | 2016-04-16 | Shui-Lai Su | Dual gas storage type wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107627791A (en) | 2018-01-26 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20210929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |