CN102336170A - Protective device for car tire - Google Patents
Protective device for car tire Download PDFInfo
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- CN102336170A CN102336170A CN2011102550089A CN201110255008A CN102336170A CN 102336170 A CN102336170 A CN 102336170A CN 2011102550089 A CN2011102550089 A CN 2011102550089A CN 201110255008 A CN201110255008 A CN 201110255008A CN 102336170 A CN102336170 A CN 102336170A
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- Prior art keywords
- wheel
- protective device
- tire
- lifting bar
- removing obstacles
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Abstract
The invention provides a protective device for a car tire, which belongs to the technical field of machines, and solves the problems that the buffer performance of the tire is reduced because only the thickness and strength of the tire are increased in the traditional protective device for the tire. The protective device for the car tire is connected with the bottom of a car body, and comprises a lifting rod, a driving piece and barrier-removing wheels, wherein the driving piece is connected with the lifting rod and can drive the lifting rod to move up and down, and the barrier-removing wheels are connected with the lower end of the lifting rod. The barrier-removing wheels connected with the lower end of the lifting rod are in contact with the ground to absorb or crush down nails, broken glass and other small barriers on the ground, thereby preventing the car tire from being punctured.
Description
Technical field
The invention belongs to field of mechanical technique, relate to the tire protective device in a kind of automobile.
Background technology
Motor tire is an inflatable at present, and when being pressed onto nail, glass sheet, tire is punctured easily and blows out, and possibly cause more serious traffic accident.Tire is everlasting complicated and exacting terms uses down, and it is bearing various distortion, load, power and high cold service in motion, therefore must have higher load-carrying properties, tractive property, cushion characteristic.There are multiple technologies to prevent tyre explosion at present; But this type of technology is many so that merely the hardness or the thickness of reinforced tire itself are main; Though can prevent effectively that tire from being punctured; But this design direction has not only increased the cost of tire, but also has reduced the rideability of the cushion characteristic and the automobile of tire.
A kind of tire [application number 200920123852.4 that provides like State Intellectual Property Office of the People's Republic of China with anti-nail sheet; Notification number CN 201525248U]; Comprise air-inflation tyre, air-inflation tyre comprises the inner tube of a tyre and cover tire, and anti-nail sheet is housed between the airtyred inner tube of a tyre and cover tire.Described anti-nail sheet is a steel disc circular, tire-like, and anti-nail sheet adopts the high steel disc material of intensity to process.Can increase whole airtyred thickness and intensity though added this anti-nail sheet, nail pricked less than the inner tube of a tyre, thereby reduced broken tire rate, avoid causing the generation of traffic accident because of the wheel puncture; But the anti-nail sheet of dress steel disc material has not only increased the weight of tire, and has greatly reduced the cushion characteristic of tire between the inner tube of a tyre and cover tire.
Summary of the invention
The objective of the invention is to existing technical matters, proposed the tire protective device that can remove small-sized obstacles such as nail on the road surface, cullet in a kind of automobile.
The object of the invention can be realized through following technical proposal: the tire protective device in a kind of automobile; This device is connected in the car body bottom; Comprise lifting bar, actuator and the wheel of removing obstacles; Said actuator links to each other with lifting bar and can drive lifting bar and moves up and down, and the described wheel of removing obstacles is connected in the lifting bar lower end.
The wheel of removing obstacles is located at the place ahead of vehicle front, with front-wheel on same rolling track.Actuator drives lifting bar and moves up and down, and lifting bar moves up and then packs up the wheel of removing obstacles, and makes it near car body; Lifting bar moves down, then with the lifting bar lower ends connect remove obstacles wheel can kiss the earth, the wheel of removing obstacles is with the small-sized obstacle absorption of nail, cullet etc. on the ground or pulverize.
In the tire protective device in above-mentioned automobile, described actuator is motor and is connected in the gear on the machine shaft to have the engagement of tooth bar and wheel and rack on the described lifting bar.Starter motor, the rotating shaft driven gear rotates together, and gear promotes to move up and down with its ingear tooth bar and lifting bar.
In the tire protective device in above-mentioned automobile, described motor is connected on the connecting rod, and an end of connecting rod links to each other with the tierod of automobile, and the other end of connecting rod has tubular guide cylinder, and above-mentioned lifting bar partly is positioned at guide cylinder.The other end of connecting rod has guide cylinder, and the tierod that links to each other with connecting rod one end can be controlled about the lifting bar in guide cylinder and the guide cylinder and turn to, and the lifting bar lower end is connected with the wheel of removing obstacles, reach tierod control remove obstacles wheel about the purpose that turns to.
In the tire protective device in above-mentioned automobile, said guide cylinder top has the postive stop baffle that can stop lifting bar.When lifting bar moved up and down in guide cylinder, postive stop baffle was used to limit the stroke of lifting bar, made it not break away from guide cylinder, and simultaneously postive stop baffle can also stop that lifting bar continues to move down removing obstacles when just taking turns kiss the earth.
In the tire protective device in above-mentioned automobile, the quantity of described guide cylinder is two, the neighbouring setting of two guide cylinders.Two guide cylinders can guarantee that lifting bar can move on two determined straight lines of guide cylinder.
In the tire protective device in above-mentioned automobile, described lifting bar bottom is fixed with adapter shaft, and the above-mentioned wheel of removing obstacles is enclosed within on the adapter shaft and can rotates with respect to adapter shaft.Adapter shaft and lifting bar are connected, and are accompanied by lifting bar and move, and move together with the wheel of removing obstacles that is enclosed within on the adapter shaft; Need to roll when removing obstacles the wheel kiss the earth, adapter shaft is fixed, and the wheel of removing obstacles is enclosed within on the adapter shaft and rotates.
In the tire protective device in above-mentioned automobile, said adapter shaft two ends have fastener, and above-mentioned removes obstacles wheel between two fasteners.The fastener restriction slip of wheel on adapter shaft of removing obstacles makes it not break away from adapter shaft or do not lean with lifting bar.
In the tire protective device in above-mentioned automobile, described fastener is a nut, and described fastener is through being threadedly connected to the adapter shaft two ends.
In the tire protective device in above-mentioned automobile, the described wheel of removing obstacles is processed by elastomeric material.Elastomeric material is processed, and the wheel of removing obstacles has adsorption preferably, thereby small-sized obstacles such as nail, cullet can be pricked removed obstacles in the rubber wheel to be taken away.
In the tire protective device in above-mentioned automobile, the described wheel of removing obstacles is processed by steel.The wheel of removing obstacles that steel is processed can pulverize cullet or flatten nail, makes wheel can pass through ground safely.
In the tire protective device in above-mentioned automobile, the width of the said wheel of removing obstacles is greater than the wheel width.Remove obstacles the width of wheel greater than the wheel width, the ground of the bigger wheel process of removing obstacles, the ground width that can give the enough big safety of wheel passes through.
Compared with prior art; Tire protective device in this automobile does not change under the situation of wheel self structure the protection wheel and exempts to be punctured by ground obstacle; Increase the wheel of removing obstacles and remove the obstacle on the road surface,, can pack up in the car body bottom when not required adaptable across various vehicles.
Description of drawings
Fig. 1 is the assembling scheme drawing of this device in automobile.
Fig. 2 is the perspective view of this device.
Fig. 3 is the front elevational schematic of this device.
Fig. 4 is the schematic side view of this device.
Among the figure, 1, lifting bar; 2, the wheel of removing obstacles; 3, motor; 4, gear; 5, connecting rod; 6, tierod; 7, guide cylinder; 8, postive stop baffle; 9, adapter shaft; 10, fastener; 11, bearing circle; 12, drag link.
The specific embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
As shown in Figure 1, this device can extensively be assembled to the front-wheel place of automobile, prevents that tire from being punctured by ground sharp objects.This device is connected in the car body bottom, comprises lifting bar 1, actuator and the wheel 2 of removing obstacles, and actuator links to each other with lifting bar 1 and can drive lifting bar 1 and moves up and down, and the wheel 2 of removing obstacles is connected in lifting bar 1 lower end and the wheel 2 of removing obstacles can be removed small-sized obstacle.
Specifically, like Fig. 2, Fig. 3, shown in Figure 4, actuator is to be connected in a motor 3 on the connecting rod 5 and to be connected in the gear 4 in motor 3 rotating shafts, has tooth bar and gear 4 and tooth bar engagement on the lifting bar 1.Motor 3 is through 1 motion of gears in mesh 4 rack drives lifting bars.
One end of connecting rod 5 has tubular guide cylinder 7, and lifting bar 1 part is positioned at guide cylinder 7.Guide cylinder 7 tops have the postive stop baffle 8 that can stop lifting bar 1, and postive stop baffle 8 is arranged on the upper end of lifting bar 1, can stop that lifting bar 1 continues to move down.The quantity of guide cylinder 7 is two, the 7 neighbouring settings of two guide cylinders.
The other end of connecting rod 5 links to each other with the tierod of automobile 6, thereby tierod 6 can be controlled guide cylinder 7 and lifting bar about 1 turns to.And lifting bar 1 lower end is connected with the wheel 2 of removing obstacles, and controls the purpose that the wheel about 2 of removing obstacles turns to thereby reach tierod 6.Tierod 6 two ends are all connecting the connecting rod 5 of left and right sides tire protective device, so tierod 6 can make the wheel 2 of removing obstacles of the left and right sides turn to synchronously.Tierod 6 links to each other with the drag link 12 of bearing circle 11 again, like this, and steering wheel rotation 11; Just can adjust turning to of the wheel 2 of removing obstacles; And drag link 12 is also being controlled turning to of vehicle front simultaneously, so 12 actions of control drag link, the wheel 2 of removing obstacles can turn to vehicle front synchronously.Automobile is when turning to, and the wheel of removing obstacles 2 and then turns to, still can remove front-wheel the ground obstacle that will pass through.
According to actual road conditions, can change the wheel 2 of removing obstacles.When ground is hard, can take turns 2 with the obstacle flattening-out with removing obstacles of steel; When ground is softer, can select the wheel 2 absorption obstacles of removing obstacles of elastomeric material.But which kind of no matter selects for use remove obstacles take turns 2, its width all should be greater than motor tire.
Specific embodiment described herein only is that spirit of the present invention is made casehistory.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used lifting bar 1, the terms such as wheel 2, motor 3, gear 4, connecting rod 5, tierod 6, guide cylinder 7, postive stop baffle 8, adapter shaft 9, fastener 10, bearing circle 11, drag link 12 of removing obstacles morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; It all is contrary with spirit of the present invention being construed to any additional restriction to them.
Claims (10)
1. the tire protective device in the automobile; It is characterized in that; This device is connected in the car body bottom; Comprise lifting bar (1), actuator and the wheel (2) of removing obstacles, said actuator links to each other with lifting bar (1) and can drive lifting bar (1) and moves up and down, and the described wheel (2) of removing obstacles is connected in lifting bar (1) lower end.
2. the tire protective device in the automobile according to claim 1 is characterized in that, described actuator is motor (3) and is connected in the gear (4) in motor (3) rotating shaft to have tooth bar and gear (4) and tooth bar engagement on the described lifting bar (1).
3. the tire protective device in the automobile according to claim 2; It is characterized in that; Described motor (3) is connected on the connecting rod (5); One end of connecting rod (5) links to each other with the tierod (6) of automobile, and the other end of connecting rod (5) has tubular guide cylinder (7), and above-mentioned lifting bar (1) part is positioned at guide cylinder (7).
4. the tire protective device in the automobile according to claim 3 is characterized in that, said guide cylinder (7) top has the postive stop baffle (8) that can stop lifting bar (1).
5. the tire protective device in the automobile according to claim 4 is characterized in that, the quantity of described guide cylinder (7) is two, the neighbouring setting of two guide cylinders (7).
6. according to the tire protective device in claim 1 or 2 or 3 or the 4 or 5 described automobiles, it is characterized in that described lifting bar (1) bottom is fixed with adapter shaft (9), the above-mentioned wheel (2) of removing obstacles is enclosed within adapter shaft (9) and goes up and can rotate with respect to adapter shaft (9).
7. the tire protective device in the automobile according to claim 6 is characterized in that, said adapter shaft (9) two ends have fastener (10), and the above-mentioned wheel (2) of removing obstacles is positioned between two fasteners (10).
8. the tire protective device in the automobile according to claim 6 is characterized in that, the described wheel (2) of removing obstacles is processed by elastomeric material.
9. the tire protective device in the automobile according to claim 6 is characterized in that, the described wheel (2) of removing obstacles is processed by steel.
10. the tire protective device in the automobile according to claim 6 is characterized in that, the width of the said wheel (2) of removing obstacles is greater than the wheel width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110255008 CN102336170B (en) | 2011-08-31 | 2011-08-31 | Protective device for car tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110255008 CN102336170B (en) | 2011-08-31 | 2011-08-31 | Protective device for car tire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102336170A true CN102336170A (en) | 2012-02-01 |
| CN102336170B CN102336170B (en) | 2013-06-26 |
Family
ID=45512211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110255008 Active CN102336170B (en) | 2011-08-31 | 2011-08-31 | Protective device for car tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102336170B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215299A (en) * | 2017-06-27 | 2017-09-29 | 汪建文 | A kind of magnetic adsorption type protects the vehicle of tire |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1468222A (en) * | 1966-02-15 | 1967-02-03 | Improved grip of road vehicles in rainy weather | |
| DE9004186U1 (en) * | 1990-04-10 | 1990-06-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
| US5273315A (en) * | 1988-03-03 | 1993-12-28 | Klaus Debus | Device for protecting a vehicle wheel against hydroplaning |
| DE9421406U1 (en) * | 1994-07-04 | 1995-11-16 | Ziehm Juergen | Wheel protection device for a medical X-ray diagnostic device |
| CN2284703Y (en) * | 1996-10-15 | 1998-06-24 | 刘宝山 | Tyre protector |
| CN2673939Y (en) * | 2003-12-06 | 2005-01-26 | 陈华栋 | Environmental protection type road cleaning vehicle |
| JP2005329780A (en) * | 2004-05-19 | 2005-12-02 | Hino Motors Ltd | Wheel guard of automobile |
| US20070040369A1 (en) * | 2005-08-16 | 2007-02-22 | Lotman David B | Mobile lift assembly |
| US20070063501A1 (en) * | 2005-09-19 | 2007-03-22 | Majkrzak David S | Compact caster wheel system |
| CN201021243Y (en) * | 2007-03-30 | 2008-02-13 | 吕得凯 | Tyre protector |
| CN101362458A (en) * | 2008-08-24 | 2009-02-11 | 王政中 | Elevator apparatus of wheel in middle of vehicle |
-
2011
- 2011-08-31 CN CN 201110255008 patent/CN102336170B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1468222A (en) * | 1966-02-15 | 1967-02-03 | Improved grip of road vehicles in rainy weather | |
| US5273315A (en) * | 1988-03-03 | 1993-12-28 | Klaus Debus | Device for protecting a vehicle wheel against hydroplaning |
| DE9004186U1 (en) * | 1990-04-10 | 1990-06-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
| DE9421406U1 (en) * | 1994-07-04 | 1995-11-16 | Ziehm Juergen | Wheel protection device for a medical X-ray diagnostic device |
| CN2284703Y (en) * | 1996-10-15 | 1998-06-24 | 刘宝山 | Tyre protector |
| CN2673939Y (en) * | 2003-12-06 | 2005-01-26 | 陈华栋 | Environmental protection type road cleaning vehicle |
| JP2005329780A (en) * | 2004-05-19 | 2005-12-02 | Hino Motors Ltd | Wheel guard of automobile |
| US20070040369A1 (en) * | 2005-08-16 | 2007-02-22 | Lotman David B | Mobile lift assembly |
| US20070063501A1 (en) * | 2005-09-19 | 2007-03-22 | Majkrzak David S | Compact caster wheel system |
| CN201021243Y (en) * | 2007-03-30 | 2008-02-13 | 吕得凯 | Tyre protector |
| CN101362458A (en) * | 2008-08-24 | 2009-02-11 | 王政中 | Elevator apparatus of wheel in middle of vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215299A (en) * | 2017-06-27 | 2017-09-29 | 汪建文 | A kind of magnetic adsorption type protects the vehicle of tire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102336170B (en) | 2013-06-26 |
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