KR100274816B1 - Snow chain for car - Google Patents

Abstract

PURPOSE: A snow chain is provided to improve the riding comfort and to prevent a slip of a tire by installing an inclining pad. CONSTITUTION: A snow chain of a vehicle comprises a first side cable installed through one side of a tire(10); a second side cable(120) having connecting hooks in a middle cut portion to be easily install and dismantle; a connecting hook connecting member to connect the connecting hooks; plural horizontal pads(140) located in a thread of a tire horizontally and connected with the side cables; a connecting device of horizontal pads to connect the horizontal pads with the side cables; plural inclining pads(160) located on the thread slantingly and connected with the horizontal pads; a connecting member of inclining pads to connect the inclining pads with the horizontal pads; and a separation preventing device of side cables to elastically stick the side cables to the tire. Thereby, the side cables and the snow chain are installed and separated easily.

Description

Snow chains for cars

The present invention relates to a snow chain for a vehicle, and relates to a snow chain for a vehicle that can increase the ride comfort as well as increase the tire slipping effect by providing an inclined pad connecting the lateral pads between the lateral pads.

The proportion of automobiles in modern life is increasing day by day, and the stability of driving that is directly related to the life of riders is becoming more important than simple ride comfort or convenience facilities.

On the other hand, it is common to use snow tires or to mount snow chains to prevent slippage of tires when driving on snowy roads or ice roads in winter.

1 and 2 are a perspective view and a side view showing a mounting state of a conventional snow chain, respectively.

As shown in FIGS. 1 and 2, the conventional snow chain 20 has a side cable 22 installed along both sides of the tire 10 and a side cable 22 laterally to connect the tire 10. It consists of a horizontal pad 24 located on the tread 12 at predetermined intervals, and a connector 26 for connecting the side cable 22 and the horizontal pad 24 to each other.

On the other hand, although not shown in the figure has also been proposed to be configured to install the inclined horizontal pad "Z" among other snow chains in the prior art.

However, since the snow chain constructed as in the prior art is not provided with a separate connecting member for connecting the transverse pads between the transverse pads provided transversely on the tread of the tire at predetermined intervals, that is, the space between the transverse pads. Since a substantial portion of the tire tread is exposed, the transverse pad of predetermined thickness and the tread surface of the tire alternately touch the road surface while driving. Accordingly, there is a problem that the vehicle is rattled so that the riding comfort is not only degraded, but the anti-slip effect of the tire is lowered.

The present invention was created to solve the above problems, by providing an inclination pad connecting the lateral pads between the lateral pads to provide a snow chain for automobiles that can improve the ride comfort as well as prevent the sliding of the tire as much as possible. Has its purpose.

The present invention is configured as follows to achieve the above object. That is, in the anti-skid device for automobile tires mounted on the tire to prevent the tire from slipping, the first side cable is installed along one side of the tire and the other side of the tire, and is easily installed / removed. A second side cable having a connecting ring installed at an intermediate cutout portion, a connecting ring connecting member interconnecting the connecting rings, and a plurality of horizontal pads positioned laterally on the tread of the tire and connected to the side cables at a predetermined distance from each other; A transverse pad connecting means for connecting the transverse pad to the side cable, a plurality of inclined pads inclined on the tire tread between the transverse pads and connected to the transverse pads, and an inclined pad connecting member for connecting the inclined pads to the transverse pads; And a side k that elastically closes the side cable to the tire to prevent random detachment of the tire. It consists of the withdrawal prevention means.

In the above-described configuration, the connecting ring connecting member can prevent the first, the second fixing piece and the first fixing piece having fixing grooves formed on both sides so as to be coupled to the connecting ring from being detached from the fixing groove arbitrarily. It is made of a separation prevention jaw extended so that.

In the above-described configuration, the side pad connecting means, forming coupling grooves on both sides of the horizontal pad, one end is inserted into the coupling groove so that the other end of the coupling pin is coupled to the side cable, but the connection pin is connected to the side cable And a first fixing piece having a fixing groove to be fixed, and a second fixing piece having a fixing groove so as to extend from the first fixing piece and to be opposed to each other and to be coupled to the coupling groove of the lateral pad.

In the above-described configuration, the inclined pad connecting member, the one end is pin-joined in the middle of the horizontal pad and the other end is formed with a fixed piece to be fitted into the coupling groove formed on both sides of the inclined pad, the fixed piece is An escape prevention jaw extends to prevent an arbitrary detachment of the inclined pad.

In the above-described configuration, the side cable separation preventing means includes a plurality of hooks fixed to the second side cable at predetermined intervals, a fastening ring for elastically connecting the hooks to each other to closely attach the side cable to the tire, and a fastening ring to the hook. Consists of a fastening ring coupling member for coupling.

In the above-described configuration, a cross-shaped protrusion is formed on the outer surface of the pad so as to increase friction with the road surface.

In the above-described configuration, the tightening ring coupling member has a handle portion which can be held by hand, a stopper portion which is bent downward from the handle and has a stopping jaw to prevent the flow of the tightening ring, and a stopper to slide the tightening ring. It comprises a guider portion having an inclined guide surface formed from a predetermined curvature and a holder portion fixed to the distal end of the guider portion and having a seating groove seated on the hook so that the tightening ring can be coupled to the hook.

1 is a perspective view showing a mounting state of a conventional snow chain.

Figure 2 is a side view schematically showing a mounting state of a conventional snow chain.

3 and 4 are views showing the mounting state of the snow chain for a vehicle according to the present invention, a perspective view showing a first side cable installed on the inside of the tire and a second side cable provided on the outside of the tire, respectively.

Figure 5 is an enlarged view "A" of Figure 4, showing a connecting ring connecting member.

Figure 6 is an enlarged view "B" of Figure 4, showing a transverse pad connecting member.

Figure 7 is an enlarged view "C" of Figure 4, showing the connecting pins.

FIG. 8 is an enlarged view of “D” in FIG. 4, showing the outer surface of the pad; FIG.

9 is an operation view showing the mounting state of the tightening ring.

10 is a perspective view showing a fastening ring fastening member.

Figure 11 is a side view of a tire mounted with a chain of the present invention.

** Description of symbols for the main parts of the drawing **

10: tire 12: tread

100: snow chain 110: first side cable

120: second side cable 122: cutout

124,124 ': Hook 126: Hook

130: connecting ring connecting member 132: first fixing piece

134: second fixing piece 136: fixing groove

138: release prevention jaw 140: horizontal pad

142: coupling groove 150: connecting pin

152: first connection fixing piece 154: second connection fixing piece

160: inclined pad 160a: protrusion

162: coupling groove 170: inclined pad connecting member

172: pin 174: fixing piece

180: tightening ring 190: tightening ring coupling member

192: handle portion 194: stopper portion

194a: engaging jaw 196: guider

196a: inclined guide surface 198: holder portion

198a: settling groove

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention;

3 and 4 are views showing the mounting state of the snow chain for a vehicle according to the present invention, a perspective view showing a first side cable installed on the inside of the tire and a second side cable provided on the outside of the tire, respectively, and FIG. 4 is an enlarged view of a connecting member connecting member, FIG. 6 is an enlarged view of a “B” in FIG. 4, showing a lateral pad connecting member, and FIG. 7 is a “C” in FIG. 4. As an enlarged view, it is a view showing a connecting pin, Figure 8 is an enlarged view "D" of Figure 4, showing the outer surface of the pad, Figure 9 is an operation view showing the mounting state of the tightening ring, Figure 10 It is a perspective view which shows a fastening ring fastening member.

First, as shown in FIGS. 3 and 4, in the present invention, the first side cable 110 is installed to be mounted along one side of the tire 10, and the first side cable 110 is opposed to the first side cable 110. At the position, the second side cable 120 is positioned to be mountable along the other side of the tire 10. In the middle of the second side cable 120, a cutout part may be easily attached to or removed from the tire 10. 122 and 122 'are formed, and the connection rings 124 and 124' are respectively fixed to the notch 122. As shown in FIG.

As shown in FIG. 5, the connecting rings 124 and 124 ′ are interconnected by a connecting ring connecting member 130, and the connecting ring connecting member 130 is connected to the connecting rings 124 and 124 ′. The first and second fixing pieces 132 and 134 having fixing grooves 136 on both sides are formed to be coupled. The first fixing piece 132 has a stopper 138 having a “V” shape so that the connecting ring 124 ′ is arbitrarily separated from the fixing groove 136, that is, does not fall out while the connecting ring 124 ′ is fixed to the fixing groove 136. It is elastically extended.

A plurality of side pads 140 are laterally positioned on the tread 12 of the tire 10, that is, the side cables 110 and 120 are interconnected, and the side pads 140 are connected to each other. The tread 12 of the tire 10 is surrounded by a predetermined interval.

As shown in FIG. 6, in order to connect the lateral pads 140 to the side cables 110 and 120, coupling grooves 142 are formed at both sides of the lateral pads 140, and one side end is provided at the coupling groove 142. The other end of the connection pin 150 is inserted and coupled to be fixed to the side cable 120.

One side of the connection pin 150 described above is formed with a first connection fixing piece 152 having a first connection fixing groove 152a to be fixed to the side cables 110, 120, the other side of the first connection fixing A second connection fixing piece 154 having a second connection fixing groove 154a is formed to extend from the piece 152 so as to face each other and to be coupled to the coupling groove 142 of the lateral pad 140. It is.

Between the horizontal pads 140 positioned at predetermined intervals, the inclined pads 160 are connected to the horizontal pads 140 in the inclined directions, respectively, that is, on the tire tread 12 and are the same as the horizontal pads 140. It is configured to have a height.

Here, the outer surface of the lateral pad 140 and the inclined pad 160, as shown in Figure 8 to form a predetermined shape, for example a cross-shaped projection (160a) to increase the friction with the road surface desirable.

As shown in FIG. 7, the aforementioned inclined pad 160 is connected to the horizontal pad 140 through the inclined pad connecting member 170. One end of the inclined pad connection member 170 is coupled to the pin 172 in the middle of the horizontal pad 140, and the other end is fixed to be coupled to the coupling groove 162 formed on both sides of the inclined pad 160. A piece 174 is formed. The fixing piece 174 extends integrally with the “V” shaped escape preventing jaw 174a so as to prevent any separation of the inclined pad 160.

Meanwhile, in a state in which the side cables 110 and 120 are mounted on the tire 10, the side cables 110 and 120 should be elastically attached to the tire 10, as shown in FIG. 9. In order to prevent the side cables 110 and 120 from being separated from the tire 10 while traveling, a plurality of hooks 126 are fixed to the second side cable 120 at predetermined intervals, and the hooks 126 are mutually fixed. Resilient compression connection is configured to be coupled to the tightening ring 180 to close the side cables 110, 120 to the tire 10.

The tightening ring 180 is configured to be easily held by the hook 126 through the tightening ring coupling member 190 which easily couples the hook 126 to the tightening ring 180 using the principle of force.

Looking at the configuration of the fastening ring coupling member 190, as shown in Figure 10, the fastening ring coupling member 190 is formed with a handle portion 192 that can be held by the user at one end portion, the handle portion ( A stopper part 194 having a locking jaw 194a is formed at a position to be bent downward from the 192 to prevent the flow of the fastening ring 180, and the fastening held by the locking jaw 194a is held. The guide 180 is formed by gently bending upward from the stopper 194 so that the ring 180 slides, and the upper surface of the guider 196 is inclined so that the sliding movement of the tightening ring 180 is smooth. Guide surface 196a is formed. In addition, a holder part 198 is formed at the distal end of the guider part 196 to serve to connect the hook 126 and the guider part 196, and a hook 126 is inserted into a lower side of the holder part 198. A seating groove 198a is formed to be able to lose.

In other words, the clamping ring 180 held by the latching jaw 194a while the holder 198 is held by the hook 126 is slid along the inclined guide surface 196a of the guider unit 196. By moving, the user can effortlessly couple the tightening ring 180 to the hook 126, thereby allowing the side cables 110 and 120 to be tightly attached to the tire 10.

On the other hand, Figure 11 is a side view showing a tire mounted with a chain of the present invention.

As shown in FIG. 11, since the inclined pads 160 are installed between the side pads 140, the inclined pads 160 come into contact with the road surface along with the side pads 140 while driving, and the vehicle is not rattled. By increasing the friction of the tire 10 is configured to effectively prevent slipping.

Referring to the operation of the snow chain for a vehicle according to an embodiment of the present invention configured as described above are as follows.

As shown in Figure 3 and Figure 4, first look at the order of mounting the snow chain 100 of the present invention to the tire 10, opening the cut-out portion 122 of the second side cable 120 to both sides In the state, the first side cable 110 and the second side cable 120 are installed along both sides of the tire 10.

Then, the other side connecting ring 124 in the fixing groove 132a of the first fixing piece 132 of the connecting ring connecting member 130 is fixed to one side connecting ring 124 of the second side cable 120. The coupling rings 124 and 124 'are mutually coupled.

At this time, since the separation prevention jaw 138 extending in the first fixing piece 132 is formed in a “V” shape, the connecting ring 124 ′ is fixed to the fixing groove 132a of the first fixing piece 132. In the case of insertion, the insertion opening is wide and easy to fit, and the connecting ring 124 fitted in the fixing groove 132a does not easily fall out because of the shape of the protruding departure prevention jaw 138, that is, it is firmly coupled.

This prevents the connecting rings 124 and 124 'from being loosened by the impact while driving or even leaving the side cables 110 and 120 free from the tire 10 in advance.

On the other hand, by connecting the connecting ring 124, 124 'through the interconnecting ring connecting member 130, the side cables 110, 120 are respectively located on both sides of the tire 10, the horizontal pad 140 is It is positioned transversely on the tread 12 of the tire 10, and the inclined pad 160 is inclinedly positioned between the transverse pads 140.

In this state, in order to prevent the side cables 110 and 120 from being separated from the tire 10 while driving, first, the fastening ring 180 is fastened to the plurality of hooks 126 fixed to the second cable 120 at predetermined intervals. ) Hold some of them. In other words, one side of the fastening ring 180 is hooked into one of the hooks 126 located on the lower side of the tire 10 by hand.

Then, the stopper portion 194 of the fastening ring coupling member 190 to be able to fit the other side portion of the fastening ring 180 to the hook 126 on the other side, that is to hold the hook, more specifically, the locking step Fastener ring 180 is fastened to 194a. In the state where the fastening ring 180 is fastened to the latching jaw 194a of the fastening ring coupling member 190, the holder 198 of the fastening ring coupling member 190 spans the tip of the hook 126. In other words, the tip of the hook 126 is inserted into the seating groove 198a of the holder 198, and as a result, the hook 126 and the fastening ring coupling member 190 are interconnected.

In this state, the handle 192 is lifted in the direction of the arrow A so that the fastening ring 180 held by the locking jaw 194a can be coupled to the hook 126. As the handle 192 is lifted up, the tightening ring coupling member 190 rotates in the direction of the arrow A about the end of the holder 198. The tightening ring 180 is stretched while being elastically deformed by the lifting force.

When the tightening ring coupling member 190 is rotated to reach a predetermined position, the tightening ring 180 held by the locking jaw 194a is in the direction of the arrow B along the inclined guide surface 196a of the guider unit 196. While sliding to) is held completely hooked to the hook (126).

In other words, the tightening ring 180, which has been extended by the stopper portion 194 of the tightening ring coupling member 190, is reduced at the same time by sliding in the arrow direction B along the inclined guide surface 196a by the elastic restoring force. At this time, the tightening ring 180 is firmly coupled to the hook 126. Accordingly, the entirety of the plurality of hooks 126 are elastically tightened through the fastening ring 180 so that the side cables 110 and 120 are closely attached to the tire 10. That is, the side cables 110 and 120 are not separated from the tire 10 arbitrarily while driving.

On the other hand, when the snow chain 100 of the present invention is to be removed from the tire 10, the chain 100 can be easily removed by performing the above operation in the reverse order.

As shown in FIG. 11, since the inclined pads 160 are installed between the transverse pads 140, the inclined pads 160 come into contact with the road surface along with the transverse pads 140 while driving, so that the vehicle is not rattled.

In addition, since the cross-shaped protrusions 160a are formed on the outer surfaces of the pads 140 and 160, the sliding of the tire 10 can be prevented as much as possible by increasing friction with the road surface.

As a result, the first and second side cables 110 and 120 are installed along both sides of the tire 10, and the second cables 120 are connected to the connecting rings 124 and 124 'to facilitate mounting and dismounting. A plurality of horizontal pads 140 are installed between the first and second side cables 110 and 120 in a horizontal direction, and a plurality of inclinations connecting the horizontal pads 140 between the horizontal pads 140. The pad 160 is installed, the pads 140 and 160 are formed with protrusions 160a, and the second side cable 120 is formed by connecting the fastening ring 180 to prevent riding. It can improve, and can prevent the sliding of the tire 10 as much as possible.

The present invention is not limited to the above embodiments, and various modifications can be made without departing from the scope of the technical idea of the present invention.

As described above, according to the present invention, since the fastening ring is simply hooked on the hook of the side cable, mounting / removing of the side cable is very easy.

In addition, since the protrusion is formed on the outer surface of the pad, the anti-slip of the tire is improved, and the inclined pad is connected between the lateral pads, thereby preventing the rattling, thereby achieving comfortable driving.

In addition, there is a convenience in use that the snow chain can be easily mounted / removed on the tire.

Claims (3)

In the anti-skid device of the automobile tire mounted on the tire to prevent the slip of the tire, A first side cable installed along one side of the tire; A second side cable installed along the other side of the tire and provided with a connection ring at an intermediate cutout portion for easy mounting / removing; First and second fixing pieces having fixing grooves formed on both sides to be coupled to the connecting ring, and the separation prevention jaw extended to prevent the connecting ring from being detached from the fixing groove arbitrarily on the first fixing piece. Connection member made of a ring; A plurality of transverse pads positioned transversely on the tread of the tire, connected to the side cables at predetermined intervals, and having coupling grooves formed at both sides thereof; A first connection fixing piece and a second connection fixing piece each having connecting fixing grooves at both ends are formed, so that the connecting fixing groove of the first connecting fixing piece is connected to the side cable and the connecting fixing groove of the second connecting fixing piece is the horizontal pad. A connection pin coupled to the coupling groove of the; A plurality of inclined pads having coupling grooves formed at both sides thereof and inclined on a tire tread between the transverse pads; One end is pin coupled to the middle of the transverse pad and the other end is coupled to the coupling groove of the inclined pad, but the inclined pad connecting member is formed with an escape prevention jaw extended to prevent any separation of the inclined pad; A plurality of hooks fixed to the second side cable at predetermined intervals; A fastening ring which closely connects the hook to the side cable to closely contact the tire; And A handle portion which can be held by hand, a stopper portion which is bent downwardly from the handle and has a stopping jaw to prevent the flow of the tightening ring, and an inclined guide surface which is formed from the stopper so that the tightening ring is slid. And a fastening ring coupling member comprising a guide portion having a guide portion and a holder portion fixed to a distal end portion of the guider portion and having a seating groove seated on the hook so that the fastening ring can be coupled to the hook. Snow tire chains. The snow tire chain of claim 1, wherein protrusions are formed on outer surfaces of the horizontal pad and the inclined pad to increase friction with the road surface. The snow tire chain of claim 2, wherein the protrusion has a cross shape.

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