KR100603015B1 - Auxiliary wheel for vehicles - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary wheel for a vehicle, comprising: an annular attachment surface having a plurality of insertion holes formed in a central portion thereof, a ground plane having a predetermined width having a plurality of cutout holes formed at equal intervals, and On the inner side of the ground plane, a plurality of guide walls protruding in the shape of outer light narrow at an annular equidistant interval so that a hollow lifting tunnel is installed in the middle, and an assembling surface in which a central portion opposed to the attachment surface is opened to a predetermined size. A wheel body made of metal, the screw body being fixed to the side of the wheel for the vehicle to be interviewed; An elevating portion which is lifted along an elevating tunnel fixed between the guide walls of the wheel body and protruded and interpolated to the outside through an incision formed in the ground surface; A gear unit installed at a central portion of the wheel body, the one side of which is connected to the elevating unit so that the elevating unit is lifted and the other side is composed of a plurality of gears which rotate together with each other; Assisted by the detachable cap formed with a plurality of insertion holes in the center portion is fixed to the assembly surface of the wheel body, the vehicle auxiliary to prevent additional damage to the tire and wheel of the punctured vehicle wheel when the tire of the vehicle is punctured It's about wheels.

Vehicle auxiliary wheel, gear part, elevating part

Description

Automotive wheels {AUXILIARY WHEEL FOR VEHICLES}

1 is a perspective view showing the fastening of the auxiliary wheel for a vehicle according to an embodiment of the present invention

2 is a partially cutaway perspective view showing the inside of a vehicle auxiliary wheel according to an embodiment of the present invention;

FIG. 3 is a longitudinal sectional view showing a plane cut along line II ′ of FIG. 2; FIG.

Figure 4 is an exploded perspective view showing an exploded elevation of the auxiliary wheel for a vehicle according to an embodiment of the present invention

Figure 5 is a perspective view showing a state in which the lifting portion of the auxiliary wheel for a vehicle according to an embodiment of the present invention protrudes

6 is a perspective view illustrating a state in which a vehicle auxiliary wheel is fastened to a vehicle wheel according to an embodiment of the present invention;

Explanation of symbols on the main parts of the drawings

1. Car wheels 2. Car tire wheels

3. Vehicle tire 4. Fixing bolt

5. Fixing Nut

10. Vehicle auxiliary wheel 100. Wheel body

110. Attachment surface 111. Inserter

120. Ground plane 121. Incision

130. Guide wall 131. Lifting tunnel

140. Assembly surface 150. Ball nut composite

151. Nut section 152. Bolt section

200. Lift 210. Spike Cap

211.Spikes 213.Protrusions

214. Elevator 220. Elastic body

230. Lifting cap 231. Support plate

232. Accommodation 233. Supporters

234. Nut service 235. Female thread

240. Spike cap support bolt 300. Gear part

310. Lifting gear 311. Lifting bolt part

320. First connecting gear 330. Circular connecting gear

340. Working Gear 341. Working Shaft

360. Anti-rotation shaft 361. Hanging blade

362. Handles 363. Elastic springs

400. Detachable cap 410. Inserter

412. Anti-rotation ball

The present invention relates to an auxiliary wheel for a vehicle. More specifically, the tire of the wheel for the vehicle prevents damage of the tire wheel when punctured, and has an annular shape in which several insertion holes are formed in the center so that safety driving can be performed even on snow or ice. A wheel body made of a metal material having a ground surface having a predetermined width having an attachment surface and a plurality of cutout holes formed at equal intervals and screwed to a side surface of the vehicle wheel; A lifting part having a plurality of protruding spikes formed outside and protruding and interpolating through an incision formed in the ground surface of the wheel body; A gear part installed at a central portion of the wheel body, the one side being connected to the lifting part so that the lifting part is lifted and the other side is composed of a plurality of gears which are rotated by being engaged with each other; It relates to an auxiliary wheel for a vehicle comprising an annular detachable cap that is fitted to the assembly surface of the wheel body.

In general, a vehicle wheel has a structure in which a rubber tire is installed on a wheel made of metal such as iron or aluminum on a drive shaft that receives the driving force of an engine, and the rubber tire is driven by friction with the ground.

When there is a sharp metal material on the ground where the vehicle is driven by rubber tires as described above, the tires are easily punctured, and the vehicle may be overturned during high-speed driving, and the tire wheel is additionally damaged when the tires are punctured. There was a problem that can not move from a stationary position due to the danger of.

In addition, due to the tire of the rubber material slip easily on the snow road or ice road there were a lot of problems in the driving safety.

In order to prevent the vehicle from slipping on the icy road, an eisen-shaped ring snow chain has been widely proposed, but a conventional vehicle auxiliary tire can be mounted only when it fits the appearance of a conventional vehicle tire, and separately from a vehicle wheel. There was a problem that the separation has to be difficult to install the vehicle moving, even if it was mounted there was a problem causing the wear of the tire while driving.

In addition, there is a structural problem that can not prevent additional damage to the tire and the wheel of the punctured vehicle wheel when the tire is flat while driving or stopping the vehicle.

The present invention is to overcome the above-mentioned conventional problems, an object of the present invention is to prevent additional damage to the tire and wheel of the punctured vehicle wheel by a simple operation even when the tire is flat while driving or stopping the vehicle. It is possible to provide a vehicle auxiliary wheel that can be sufficiently moved in the medium and long distances.

Still another object of the present invention is to simply stick the snow chain on the outer surface of the road tires when the road surface is frozen or accumulated snow, without simply mounting a snow chain to the existing tires, protruding the lifting portion formed on the outer surface, snow road or ice It is to provide a vehicle auxiliary wheel that can safely drive on the road and does not cause wear of existing tires.                         

This object of the present invention is to prevent the damage of the tire wheel when the tire of the vehicle wheel punctures, and the annular attachment surface and a plurality of incision holes formed in the center of the insertion hole formed in the center so as to allow safe driving even on snow road or ice road A wheel body made of a metal material having a ground plane having a predetermined width formed to be screwed to a side surface of the vehicle wheel; A lifting part having a plurality of protruding spikes formed outside and protruding and interpolating through an incision formed in the ground surface of the wheel body; A gear part installed at a central portion of the wheel body, the one side being connected to the lifting part so that the lifting part is lifted and the other side is composed of a plurality of gears rotated by mutual engagement; It is achieved by an auxiliary wheel for a vehicle according to the present invention comprising an annular detachable cap fixed to the assembly surface of the wheel body.

As an example of an auxiliary wheel for a vehicle according to the present invention for achieving the above object of the present invention will be described in detail in the following configuration and effects.

A vehicle auxiliary wheel according to the present invention for achieving the above object is to protect a tire wheel for a vehicle, the annular attachment surface formed with a plurality of insertion holes in the center and a predetermined width formed with a plurality of incision holes at equal intervals A ground body formed of a metal wheel body screwed to a side of the wheel for the vehicle; A lifting part having a plurality of protruding spikes formed outside and protruding and interpolating through an incision formed in the ground surface of the wheel body; A gear part having one side connected to the lifting part so that the lifting part is lifted and the other side engaged with each other and a plurality of gears rotated at the center of the wheel body; It is configured to include an annular detachable cap that is fitted to the assembly surface of the wheel body.

Hereinafter, with reference to the accompanying drawings a vehicle auxiliary wheel according to an embodiment of the present invention will be described in detail.

1 is a perspective view showing the fastening of the vehicle auxiliary wheel according to an embodiment of the present invention, Figure 2 is a partial cutaway perspective view showing the inside of the vehicle auxiliary wheel according to an embodiment of the present invention, Figure 3 is a longitudinal sectional view showing a cut along the line II` of Figure 2, Figure 4 is an exploded perspective view showing an elevated portion of the auxiliary wheel for a vehicle according to an embodiment of the present invention, Figure 5 is a view of the present invention FIG. 6 is a perspective view illustrating a state in which a lift part of the vehicle auxiliary wheel is protruded, and FIG. 6 is a perspective view illustrating a state in which the vehicle auxiliary wheel is coupled to a vehicle wheel.

1 to 6, there is shown a vehicle auxiliary wheel according to an embodiment of the present invention.

Referring to Figures 1 to 6, the vehicle auxiliary wheel 10 according to the present invention is a wheel body made of a metal material to prevent the damage of the tire wheel (2) when the tire 3 of the vehicle wheel (1) punctures ( 100); Lifting unit 200 that serves as an eisen so that safe driving even on snow or ice; And the gear unit 300 consisting of a plurality of gears to be rotated so that the lifting unit 200 is a lifting movement; Consists of an annular detachable cap 400 that is fitted to the side of the wheel body 100.

The wheel body 100 has an annular attachment surface 110 having a plurality of inserting holes 111 formed at a central portion thereof, a ground plane 120 having a predetermined width at which a plurality of cutting holes 121 are formed at equal intervals, The inner surface of the ground surface 120 is opposed to the plurality of guide walls 130 and protruding in the form of external light narrowing at regular intervals so that the hollow lifting tunnel 131 is installed in the middle The central portion is formed of an assembling surface 140 opened to a predetermined size.

At this time, the attachment surface 110 of the wheel body 100 is formed of a nut portion 151 on one side and the ball nut composite 150 formed of the bolt portion 152 of the wheel (1) of the vehicle The screw is fixed so as to be interviewed on the side of the tire wheel 2 to prevent the tire wheel 2 from being damaged when the tire 3 of the wheel for the vehicle is flat.

That is, a nut part in which the fixing bolt 4 protruding from the outer surface of the vehicle tire wheel 2 is screwed and inserted into the insertion hole 111 formed at the center of the attachment surface 110 of the wheel body 100. 151 is inserted.

In addition, one end of the bolt portion 152 extending from the nut portion 151 of the ball nut composite 150 is inserted into the plurality of insertion holes 410 formed at the central portion of the detachable cap 400 to the The fixing nut 5, which was screwed to the fixing bolt of the vehicle tire wheel 2, is screwed to the protruding bolt portion 152 of the ball nut composite 150.

Referring to Figure 4, the lifting unit 200 has a plurality of protruding spikes 211 is formed on the outside, and the inner side protrudes in the inner direction from the center of the inner surface and the protruding piece formed with the lifting hole 214 in the longitudinal side A spike cap 210 having a 213 formed thereon, an elastic body 220 having an outer side interviewed on an inner surface of the spike cap 210, a support plate 231 having an inner side of the elastic body 220 interviewed on an outer surface, and the support plate. Arm on the hollow inner circumferential surface protruding inwardly in the center of the inner surface of the receiving piece 232 and the inner surface of the support plate 231 is formed with the support hole 233 on both sides protruding outward from the center of the outer surface of the (231) Lifting cap 230 made of a nut piece 234 is formed with a screw thread 235, and the spike cap 210 and the elastic body 220 interviewed between the lifting cap 230 by stepping down the spike cap ( Protruding piece 213 of 210 is inserted into the receiving piece 232 of the lifting cap 230 Spike cap support bolt 240 is inserted into the support hole 233 of the receiving piece 232 of the lifting cap 230 and the lifting hole 214 of the protrusion piece 213 of the spike cap 210 is screwed It is configured to be elevated along the lifting tunnel 131 is fixed between the guide wall 130 of the wheel body 100 and protrudes and interpolated through the incision hole 121 formed in the ground plane 10 to the outside .

At this time, the spike cap support bolt 240 is fixed to the spike cap support nut 241 to be elevated in the lifting hole 214, the elevating portion 200 by the elastic body 220 made of the high rigidity spring And the shock transmitted to the gear unit 300 therein is alleviated.

The elastic body 220 of the elevating unit 200 is not limited to the coil spring, but may be a leaf spring or a hydraulic shock absorber, and the spike cap 210 of the elevating unit 200 is not only a metal material but also a highly rigid synthetic resin material. It can be formed as.

In addition, a fall prevention jaw 212 is formed on one surface of the spike cap 210 so that the spike cap 210 does not fall out through the lifting tunnel 131 when the spike cap 210 is lifted along the lifting tunnel 131. On one surface of the elevating tunnel 131, an uptake jaw 132 is formed.

At this time, the outer diameter of the spike cap 210 of the lifting unit 200 is completed has the same outer diameter as the tire 3 of the wheel for the vehicle.

 The gear unit 300 installed at the center of the wheel body 100 has an elevating bolt portion 311 formed at one side thereof screwed to the female screw thread 235 formed inside the elevating unit 200, and the other side of the gear unit 300. A plurality of first gears formed with a plurality of elevating gears 310 formed with an annular equidistant interval and formed with connecting gears formed on one side and the other side of the elevating gears 310 at one end of the elevating gear 310, respectively. The gear 320, the circular coupling gear 330 formed in a hollow annular shape to be engaged with the other end of the plurality of lifting gear 310, the gear mountain and the other gear mountain of the first connecting gear 320 It consists of an actuating gear 340 extending from the actuating gear mountain so that the gear is sequentially rotated by the rotation of the actuating shaft 341 formed in a polygonal shape.

The gear unit 300 is not limited to the assembling structure of the connecting gear, but may be composed of various types of gears such as bevel gears, helical gears, and spur gears.

The actuating gear operating shaft 341 of the gear part 300 having one end formed in a polygonal shape protrudes into an operating hole 411 formed at one side of the detachable cap 400 and is turned into equipment such as a polygon wrench (not shown). Is rotated.

At this time, in order to prevent detachment of the elevating gear 310 and the first connecting gear 320, one side of the elevating gear 310 is fastened to the support piece 312 is inserted into the bearing body 313 is the wheel body ( A support piece 321 having a screw (not shown) is fixed to the elevating gear support hole 112 formed at the attachment surface 110 of the 100, and the bearing 322 is inserted into one side of the first connection gear 320. A screw (not shown) is fixed to the first connection gear support hole 113 formed on the attachment surface 110 of the wheel body 100.

In order to prevent detachment of the circular connection gear 330, a fixing ring 331 in which a bearing 332 is inserted is fastened to an inner side of the circular connection gear 330 to prevent a detachment of the circular connection gear 330. An annular support protrusion 413 is fitted into the fixing ring 331 and fixed.

Then, only the fixing ring 331 is interviewed with the circular gear interception bumper 414 formed at one side of the support protrusion 413 of the detachable cap, and the circular connection gear 330 is formed on the inner surface of the detachable cap 400. The circular gears are separated by the height of the bump 414, the circular connection gear 330 is interviewed on the inner surface of the detachable cap 400 so that rotation is not hindered.

In addition, the locking blade 361 is fixed to the gear mount of the operating gear 34 to prevent rotation, and the rotation prevention hole 412 formed at one side of the detachable cap 400 extends from the locking blade 361. And the anti-rotation shaft 360 configured to protrude the handle 362 on which the elastic spring 363 is supported so that the locking blade 361 is fitted into the gear of the operating gear 34 without flow in the middle is provided. When the operating gear 340 is not operated, the operating gear 340 is prevented from rotating by an external force.

By the configuration as described above, the vehicle auxiliary wheel 10 according to an embodiment of the present invention is installed and operated as follows.

First, the fixing bolt 4 protruding from the vehicle tire wheel 2 of the vehicle wheel is inserted into the wheel body 100 and the detachable cap 400 of the vehicle auxiliary wheel 10 according to the present invention. The screw is fixed to the nut part 151 of the ball nut composite 150 inserted through the 410, and then the fixing nut 5 is screwed to the bolt part 152 of the ball nut composite. .

Thereafter, in the state in which the wheel 10 for the vehicle is installed according to the present invention, by holding the handle of the anti-rotation shaft 360 protruding from the detachable cap 400 to prevent the rotation is fitted to the gear mountain of the operating gear 340 After removing the engaging blade 361 of the shaft 360, and rotating the operating shaft 341 of the operating gear 340 protruding to the detachable cap 400 by a polygon wrench (not shown) the operating gear 340 Is rotated and the first connecting gear 320 is sequentially rotated, and at the same time the elevating gear 310 directly engaged with the gear mountain of the first connecting gear 320 is rotated, the circular connecting gear 330 connected to the other end is rotated As a result, all other plurality of lifting gears 310 engaged with the gear mountain of the circular connecting gear 330 are rotated at the same time.

Referring to FIG. 5, as the elevating gear 310 is rotated as described above, the elevating bolt portion 311 on one side of the elevating gear is rotated, and the elevating portion 200 screwed to the elevating bolt portion 311 is raised. The spike cap 210 of the lifting unit 200 is protruded through the cut hole 121 of the wheel body ground surface 120.

Thereafter, by holding the handle of the anti-rotation shaft 360 protruding from the detachable cap 400 again, the locking blade 361 of the anti-rotation shaft 360 is attached to the gear mount of the operating gear 340. It is fitted.

Then, as described above, the vehicle auxiliary wheel 10 according to the embodiment of the present invention, which is fixed to the vehicle wheel 1 when the vehicle is driven, has a spike cap 210 protruding to be interviewed on a road surface. Since the elastic body 220 is provided to act as a buffer in the shock absorber is not transmitted to the internal gear portion 300, it is possible to drive safely.

As described above, in the vehicle auxiliary wheel according to the present invention, since the wheel body made of metal formed to have an outer diameter smaller than the outer diameter of the existing vehicle wheel is mounted on the outer surface of the vehicle wheel, the tire of the vehicle during driving or stopping is punctured. In this case, the tires and wheels of the flat vehicle wheels can be prevented from being additionally damaged, and the medium and long distances can be moved.

In addition, since it is a structure that can operate normally even while being mounted on the wheels of an existing vehicle while driving on a normal ground, a spike that easily serves as an eigen does not need a snow chain that needs to be detached and detached from intermittent snow roads or ice roads. By protruding the formed lifting portion there is an effect that can drive safely without abrasion of the basic mounting tire.

What has been described above is only one embodiment for implementing the vehicle auxiliary wheel according to the present invention, the present invention is not limited to the above-described embodiment, the subject matter of the present invention as claimed in the following claims Without departing from the scope of the present invention, any person having ordinary skill in the art will have the technical spirit of the present invention to the extent that various modifications can be made.

Claims (5)

In protecting a vehicle tire wheel, An annular attachment surface having several insertion holes formed in the center, a ground plane of a predetermined width having a plurality of incision holes formed at equal intervals, and an annular equidistant interval such that a hollow lifting tunnel is installed in the middle of the inner surface of the ground plane. And a plurality of guide walls protruding in the form of external light inner narrow, and an assembly surface in which a central portion facing the attachment surface is opened to a predetermined size and screwed so that the attachment surface is screwed to the side of the vehicle wheel. A main body; An elevating portion which is lifted along an elevating tunnel fixed between the guide walls of the wheel body and protruded and interpolated to the outside through an incision formed in the ground surface; A gear unit installed at a central portion of the wheel body, the one side of which is connected to the elevating unit so that the elevating unit is lifted and the other side is composed of a plurality of gears which rotate together with each other; Vehicle auxiliary wheels, characterized in that consisting of a detachable cap formed with a plurality of insertion holes in the center portion is fixed to the assembly surface of the wheel body. According to claim 1, wherein the lifting unit has a spike cap protruding in the longitudinal direction from the center of the inner surface of the elevating hole is formed longitudinally on one side, the elastic body that is interviewed on the inner surface of the spike cap, the inner side of the elastic body on the outer surface An elevating cap comprising a support plate being interviewed and a receiving piece having support holes formed at both sides protruding outwardly from the center of the outer surface of the support plate and a nut piece protruding inwardly from the center of the inner surface of the support plate and having a female thread formed on the inner circumferential surface of the hollow; The elastic body interviewed between the spike cap and the elevating cap is pressed down to the support hole of the receiving piece of the elevating cap and the elevating hole of the spike cap of the spike cap in a state where the protruding piece of the spike cap is inserted into the receiving piece of the elevating cap. Vehicle auxiliary wheels, characterized in that composed of a spike cap support bolt inserted and screwed. According to claim 1, wherein the gear unit is a plurality of lifting gears are arranged at equal intervals in an annular interval, the lifting bolt portion is formed on one side is screwed to the female thread formed on the inside of the lifting portion and the other side, the lifting gear, A plurality of first connecting gears each having a connecting gear mountain formed at one side and the other side of which is engaged at an angle to one end of the gear mountain, a circular connecting gear formed in a hollow annular shape so as to be engaged with the other ends of the plurality of lifting gear gear mountains; The auxiliary wheel for the vehicle, characterized in that the operating gear extending from the operating gear gear meshed with the other gear mountain of the first connecting gear so that the gear is rotated sequentially by the rotation of the operating shaft formed in one polygonal shape. According to claim 1, The insertion hole formed in the center portion of the attachment surface of the wheel body is provided with a nut portion for screwing and fixing the fixing bolt extending to the outer surface of the vehicle tire wheel, the number of several formed in the central portion of the detachable cap Insertion hole is provided with a ball nut composite is inserted so that one end of the bolt portion extending from the nut portion protruding so that the fixing nut was screwed to the fixing bolt of the vehicle tire wheel to the protruding bolt portion Vehicle auxiliary wheels. The handle of claim 1, wherein the locking blade is fixed to the gear mount of the operating gear and the anti-rotation hole formed at one side of the detachable cap extends from the locking blade to protrude an elastic spring. Vehicle auxiliary wheels, characterized in that the anti-rotation shaft is provided.

Images