KR101478743B1

KR101478743B1 - Snow chain of spike-link type and Mounting apparatus thereof

Info

Publication number: KR101478743B1
Application number: KR20140155378A
Authority: KR
Inventors: 노상필
Original assignee: 노상필
Priority date: 2014-11-10
Filing date: 2014-11-10
Publication date: 2015-01-02
Also published as: WO2016076571A1

Abstract

The present invention relates to a spike connection type snow chain including, a spike stand, a spike, a connecting band plate, and a connecting pin and an installing device thereof. The spike stand has a pin hole formed by curving both ends. The spike is fixed on the spike stand and includes a protrusion. The connecting band plate has multiple connection holes formed to connect to an adjacent spike stand while placing the snow chain on a regular position by being inserted into a tread groove formed on an outer surface of a tire. The connecting pin is inserted through the pin hole of the spike stand and the connection holes of the connecting band plate to make the spike stand connected with the connecting band plate to rotate. A recess part, performing a role of a key by being hung on the connection holes of the connecting band plate, is formed on an outer surface of the connecting pin. According to the formation, as the formation of the snow chain is more simplified, while the connection of the spike is simplified, the invention is conveniently installed in and separated from tires of various sizes by the number of connecting band plates and multiple connection holes formed on the connecting band plates and a random damaged part is easily changed.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a spike-

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spike-connected snow chain and its mounting apparatus, and more particularly, to a spike-connected snow chain and a spike- And a mounting apparatus therefor.

Generally, in the winter when the temperature drops to sub-zero temperatures, snow often falls on the road, and the snow-covered roads become very slippery as the vehicles travel and snow is formed. In such a slippery road, a vehicle using a normal tire is not braked even when the brake is applied while the vehicle is running, and when the brake is depressed, the vehicle does not stop, but rather rotates, leading to a large accident.

In order to secure the above-mentioned safety during the winter driving, snow tires with enhanced driving stability in snowy roads or chains on general tires are used to prevent eye slip accidents. Among the products to prevent snow accidents, snow tires have to change at least four tires in the winter when the snow comes, regardless of the time of replacing the regular tires, which increases the cost. Therefore, a variety of snow chains have been developed and commonly used so that a chain can be attached to a normal tire only when necessary to prevent slipping on the snowy road. Korean Unexamined Patent Application Publication No. 2002-0021444, Korean Unexamined Patent Publication No. 2002-0047083 and the like are disclosed as conventional snow chains.

Conventionally, the conventional snow chains are complicated to mount and detach, so the convenience of the snow chains is low and the interval of the spikes preventing the slipping is long and the height is not constant, so that the snow chain is lost its original function. In the case of roads with low steering stability and no snow such as tunnels, friction between the road surface and the snow chains causes the snow chains to be easily worn, damaged and partially worn, or the snow chains must be replaced entirely or the replacement of the snow chains is not easy there was.

In order to solve such a problem, a multi-joint belt type snow chain as disclosed by the present applicant is disclosed in Korean Patent No. 10-1324833. Korean Patent No. 10-1324833 is capable of easily mounting and dismounting tires of various sizes by the number of spikes and the tension and relaxation action of the band springs, and it is possible to easily replace any damaged part by an independent fixing pin, And a joint-type belt-type snow chain.

The present invention can simplify the structure of the snow chain and simplify the connection of the spikes, and can be easily mounted and detached to various sizes of tires by the number of connecting strips and the plurality of connecting holes formed in the connecting strip, And to provide a spike-connected snow chain and its mounting device that can be replaced.

In order to achieve the above object, according to the present invention, there is provided a spike-connected snow chain comprising a spike seat plate having a pin hole formed at both ends thereof, a spike fixed to the spike seat plate and having a protrusion, A connecting strip having a hole formed therein and inserted in a tread groove formed in an outer circumferential surface of the tire for positioning the snow chain; a spike seat pin inserted into the pin hole of the spike seat through a connecting hole of the connecting strip to rotate the spike seat and the connecting strip And a connecting pin for connecting the connecting pin to the connecting pin; In the middle of the spike seat, there is formed a pulling hole for pulling and binding the spike seat when the snow chain is mounted on the tire, and a slit groove is formed in the middle in the width direction on both sides in the longitudinal direction of the spike seat, And a recess portion is formed on the outer surface of the connection pin so as to engage with a connection hole of the connection strip plate and serve as a key.

A male screw is formed on the outer surface of the connecting pin, and a female screw threadedly engaged with the male screw of the connecting pin is formed on the inner surface of the pin hole of the spike seat.

At least one side of the connecting pin may be fitted with a snap ring to prevent the detachment of the connecting pin.

The spike seat plate and the spike may be integrally formed as a single member, fixed by riveting or welding, and integrally formed.

A mounting device for a spike-connected snow chain according to the present invention is characterized in that a tunnel type heavy member in which a middle portion in the longitudinal direction of the snow chain is inserted and a tire is seated and a snow chain arranged on both sides of the tunnel- And tow holding means for towing and holding one end and the other end of the snow chain to each other by pulling them together; The pull holding means includes a housing, a moving frame guided and moved by the housing, a first hook that is fixed to the housing and hooks on the pull hole of the first snow chain, and a second hook that is fixed to the moving frame and hooked to the pull hole of the second snow chain And a regulating opening for regulating an interval between the first and second stopping openings by moving the movable frame.

According to the spike-connected snow chain and the mounting apparatus of the present invention, the structure of the snow chain is further simplified to simplify the connection of the spikes, and the number of the connection strips and the plurality of connection holes formed in the connection strip plate It can be easily mounted and detached, and any damaged part can be easily replaced.

In addition, according to the spike-connected snow chain and the mounting apparatus of the present invention, when the snow chain is pulled and mounted on the tire, the connecting strap plate is hooked to the recess portion formed in the connecting pin, , The spike or the spike seat is connected by one connecting strip, and the snow chain is positively positioned, so that the structure is simple and the parts are saved. The structure in which the connecting pin is screwed to the spike seat plate has an effect of facilitating the attachment and detachment of the connecting pin and the connecting strip plate.

Further, since the spike-connected snow chain according to the present invention is manufactured by heat-treating special steel, durability and abrasion resistance are increased to prolong the service life, reduce the economic burden on the user, and can be recycled as scrap metal at the time of disposal as a whole.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan view and elevation view of a spike-connected snow chain according to an embodiment of the present invention.
Fig. 2 is a plan view and elevation view of the spike seat of Fig. 1;
Figure 3 is a top view and elevation view of the spike of Figure 1;
Fig. 4 is a plan view and elevation view of the spike seat of Fig. 2 and the spike of Fig. 3;
5 is an elevational view of the connection strip shown in Fig. 1;
FIG. 6 is a diagram showing the connection pin of FIG. 1; FIG.
7 is a perspective view showing a tunnel type heavy member for mounting a spike-connected snow chain to a tire according to an embodiment of the present invention.
8 is an elevation view showing pull holding means for mounting a spike-connected snow chain to a tire according to an embodiment of the present invention.
Fig. 9 is a plan view of the pull holding means of Fig. 8;
10A to 10B are explanatory diagrams showing a state in which a spike-connected snow chain according to an embodiment of the present invention is mounted on a tire.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Note that, in the drawings, the same components are denoted by the same reference symbols as possible. Further, the detailed description of known functions and configurations that may obscure the gist of the present invention will be omitted. For the same reason, some of the components in the drawings are exaggerated, omitted, or schematically illustrated.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan view and elevation view of a spike-connected snow chain according to an embodiment of the present invention. As shown in the figure, the spike-connected snow chain 100 according to the embodiment of the present invention includes a spike seat 110, a spike 120, a connecting strip 130, and a connecting pin 140, And the seat plate (110) is connected in a link form by the connecting plate (130).

As shown in FIGS. 1 and 2, the spike seat 110 is a generally quadrangular seating plate having both end portions bent in a cylindrical shape and having pin holes 111 formed on both sides thereof, and is made of heat-treated special steel. A trailing hole 112 is formed at the center of the spike seat 110 for pulling and binding the spike seat 110 when the snow chain 100 is mounted on the tire, The first and second slit grooves 113 and 114 are formed in the middle of the width direction so as to fit the end of the connecting strip plate 130. A rivet A hole 115 is formed. When fixed with spikes and welding, rivet holes are unnecessary.

On the inner surface of the pin hole 111, a female screw 111a screwed to a male screw of a connecting pin 140 is formed. When using a connecting pin which is prevented from being separated by snap rings at both ends, a female screw may not be formed. The first slit grooves 113 are deeply deeper than the second slit grooves 114. The first slit grooves 113 and the second slit grooves 114 have an inlet The narrower the width, the wider the depth. The first slit groove 113 is fitted with an end of the connecting strip 130 where an auxiliary connecting hole, which will be described later, is formed.

As shown in FIGS. 1 and 3, the spike 120 has a rectangular cross section bent at both ends of the rectangular plate and protruding into the flange 121, and is made of heat-treated special steel. The spike 120 is formed at its center with a pulling hole 122 communicating with the pulling hole 112 of the spike seat plate 110. The spike 120 The first and second slit grooves 123 and 124 are formed to fit into the first and second slit grooves 113 and 114. The first and second slit grooves 123 and 124 are formed on the outer side of the pull hole 122, A rivet hole 125 is formed. When fixed to the spike seat plate by welding, no rivet hole is required.

Fig. 4 is a plan view and elevation view of the spike seat of Fig. 2 and the spike of Fig. 3; As shown in the figure, the spike seat 110 and the spikes 120 are fixed integrally by riveting by a rivet R inserted into the rivet holes 115 and 125. The spike seat 110 and the spike 120 may be integrally formed by welding and the spike seat 110 and the spike 120 may be integrally formed as a single member. When the combined thickness of the spike seat 110 and the spike 120 is large, the first and second stoppers 430 and 440 of the traction holding means 400, which will be described later, An uneven portion such as a screw groove may be formed on the inner surface of the hole 112.

As shown in FIGS. 1 and 5, the connecting strip 130 connects the adjacent spike seat 110 with the connecting pin 140. The connecting strip 130 has connection holes 131 at both ends, An auxiliary connection hole 132 is formed at a predetermined distance C from the connection hole 131 to adjust the connection interval. The connecting strip 130 is inserted into the tread groove formed in the outer circumferential surface of the tire, and serves to fix the snow chain.

The connection pin 140 is inserted through the pin hole 111 of the spike seat plate 110 and the connection hole 131 or the auxiliary connection hole 132 of the connection strip plate 130 to connect the spike seat plate 110 and the connection strip plate 130, And has a head 141 at one end and a bolt in the form of a male screw 142 on the outer surface. A recess portion 143 is formed on the intermediate outer surface of the connection pin 140 to engage with the connection hole 131 or the auxiliary connection hole 132 of the connection strip 130 to serve as a key. A wrench groove 144 is formed in the head portion 142 to facilitate detachment by inserting a wrench.

The connection pin 140 may be a non-threaded pin. In this case, a snap ring is fitted on the opposite side of the head 142 to prevent the connection pin 140 from being separated. The head portion may not be formed and the snap rim may be fitted on both sides to prevent the head portion from being separated.

The spike-connected snow chain 100 according to the embodiment of the present invention thus constructed is mounted on a tire by using a tunnel-shaped thick member and a pull holding means (see FIGS. 10A to 10B). FIG. 7 is a perspective view showing a tunnel-shaped thick member 300 for mounting a spike-connected snow chain on a tire according to an embodiment of the present invention, and FIG. 8 is a perspective view of a spike-connected snow chain according to an embodiment of the present invention mounted on a tire FIG. 9 is a plan view of the pull holding means 400 of FIG. 8 (a part of the housing is cut away). FIG.

As shown in FIG. 7, the tunnel type fastening member 300 is formed with a tunnel portion 310 with an upper twin so that the longitudinal middle portion of the snow chain is inserted and arranged, and a flange portion And the flange 320 is sloped at one side of the slope 321 so that the tire T can be easily lifted up (see FIG. 10A).

8 and 9, the pull holding means 400 includes a housing 410, a moving frame 420, a first latching member 430, a second latching member 440, The snow chains 100 are arranged on both sides of the tunnel type fastening member 300 and wrapped around the tires T so that one end and the other end of the snow chain 100 are pulled together (See Fig. 10B).

The housing 410 is a rectangular cross-sectioned cylinder having a space therein. One end of the housing 410 is inserted to insert the moving frame 420, and the other end of the housing 410 is closed by a seat 411 on which the adjusting port 450 is installed.

The movable frame 420 is a frame which is guided by the housing 410 and moves by the regulating opening 450. The two frames 421 are arranged at regular intervals so that both ends thereof are connected to the first connecting member 422 and the second And is connected by a connecting member 423 to form a frame. A first locking hole 430 is fixed to the first connection member 422 and a fixing pin to be described later of the adjustment hole 450 is fixed to the second connection member 423.

The first stopper 430 has a structure in which the first rod 431 is fixed to the first linking member 422 by a first fixing nut 432. The outer circumferential surface of the first rod 431 is provided with a pulling hole 112 , 122) so as not to move. In this embodiment, the first rod 431 is threadedly engaged with the first connecting member 422 while being fixed by the first fixing nut 432, so that the thread serves as the concave / convex portion.

The second stopper 440 has a structure in which the second rod 441 is fixed to the housing 410 by the second fixing nut 442. The second rod 441 is provided with the pull holes 112 and 122 on the outer circumferential surface thereof, So as not to move. In this embodiment, the second rod 441 is threaded into the housing 410 while being fixed by the second fixing nut 442, so that the thread serves as the concave / convex portion.

One end of the screw rod 451 is fixed to the second linking member 423 by the fixing pin 452 and the other end of the screw rod 451 is fixed to the housing 410 through the seat 411. [ And is moved by the adjustment nut 453. As the movable frame 420 is moved in the housing 410 together with the screw rod 451 by adjusting the adjusting nut 453, the first and second locking holes 430 and 440 Is adjusted.

A method of mounting the snow chain by the spike-connected snow chain according to the embodiment of the present invention constructed as described above and the mounting apparatus (tunnel-shaped thick member and traction holding means) will be described with reference to Figs. 10A and 10B.

10A, the middle portion of the snow chain 100 is inserted into the interior (tunnel portion) of the tunnel type large member 300 so that the snow chain 100 is extended to both sides of the tunnel type large member 300 While the vehicle is moved so that the tire T is seated on the flange portion of the tunnel-shaped thick member 300. At this time, when the snow chain 100 is arranged in a state in which the vehicle is moved or the vehicle is moved so that the tire T is mounted on the tunnel-shaped stay member 300 after the snow chains 100 are arranged, 300), and pulled to the opposite side to arrange the snow chains.

Next, as shown in FIG. 10B, the snow chain 100 arranged on both sides of the tunnel-shaped thick member 300 is wound and wrapped around the tire T, and the snow chain 100 And the other end is held so as to be coupled to each other. At this time, the connecting strap of the snow chain 100 is inserted into the tread groove of the tire, and the snow chain is positively positioned.

The adjustment of the length of the snow chain 100 according to the size of the tire T is performed by adjusting the length of the snow chain 100 by adjusting the number of the spike seat plates 110 and the connection positions of the connection hole 131 and the auxiliary connection hole 132, Can be adjusted in various ways. The length of one spike seat plate 110 may be adjusted by an interval C between the connection hole 131 and the auxiliary connection hole 132 according to the connection position of the connection hole 111. [

10B, when towing one end of the snow chain 100 is pulled to each other by using the pull holding means 400, the pulling hole 112 formed at one end of the snow chain 100 is provided with a first hook 430 is inserted and the second hooking hole 440 is inserted into the pulling hole 112 formed at the other end of the snow chain 100 so that the adjusting bolt 453 is moved (See Figs. 8 and 9). At this time, the spike seat 110 and the connection strip 130 connected by the connection pin 140 are pulled so that the recess 143 of the connection pin 140 (see FIG. 6) (131) or the auxiliary connection hole (132).

As the snow chain 100 is pulled in this manner, both ends of the snow chain 100 are pulled each other so that the pin hole 111 of the spike seat 110 and the connection hole 131 of the connection strip board 130, And the connecting pin 140 is screwed into the hole, the attachment of the snow chain is completed.

Since the first and second fastening openings 430 and 440 are fitted to the inner surfaces of the traction holes 112 and 122 so that they do not slip and move, the pulling operation is easy. After mounting the snow chain, the traction holding means 400 is removed, and the vehicle is moved to remove the tunnel type fastening member 300.

When the snow chain 100 is detached, the connection hole 131 or the auxiliary connection hole 132 and the spike seat plate (not shown) of the connection strip board 130 are connected to each other by using the pull holding means 400, The connecting pin 140 inserted in the tread groove of the tire is removed and the snow chain 100 wound on the tire T is removed The snow chain 100 can be easily detached. Since the connection pin 140 at an arbitrary position can be pulled out and simply separated, an arbitrary damaged part can be easily replaced by the independent connection pin.

It should be noted that the embodiments of the present invention disclosed in the present specification and drawings are only illustrative of the present invention in order to facilitate the understanding of the present invention and are not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

100: Snow Chain
110: Spike seat plate 111: Pin hole
112, 122: pull holes 113, 123: first slit groove
114, 124: second slit groove 115, 125: rivet hole
120: Spike 121: Flange
130: connecting strip 131: connecting hole
132: auxiliary connection hole 140: connection pin
141: head part 142: male screw
143: recessed portion 144: wrench groove
300: Tunnel-like longevity member 310: Tunnel part
320: flange portion 321:
400: pull holding means
410: housing 411:
420: moving frame 421: plate
422: first connecting member 423: second connecting member
430: first stopper 431: first rod
432: first fixing nut 440: second fixing hole
441: second rod 442: second fixing nut
450: Regulation 451:
452: Fixing pin 453: Adjusting nut

Claims

A spike seat plate in which both end portions are bent and formed with pin holes,
A spike fixed to the spike seat and having a protrusion;
A plurality of connecting holes for connecting the adjacent spike seat plates and inserted into the tread grooves formed on the outer circumferential surface of the tire to positively position the snow chains;
And a connection pin that is inserted through the pin hole and the connection hole and rotatably connects the spike seat plate and the connection strip plate;
A trailing hole is formed in the middle of the spike seat so as to pull and bind the spike seat when the snow chain is mounted on the tire,
A slit groove is formed in the middle of the spike seat in the width direction at both sides in the longitudinal direction of the spike seat,
Wherein a recess portion is formed on an outer surface of the connection pin so as to engage with the connection hole to serve as a key.

The method according to claim 1,
A male screw is formed on an outer surface of the connecting pin,
And a female screw threadably engaged with the male screw of the connecting pin is formed on the inner surface of the pin hole.

The method according to claim 1,
And a snap ring for preventing the detachment of the connection pin is inserted into at least one side of the connection pin.

The method according to claim 1,
Wherein the spike seat plate and the spike are integrally formed by a single member or fixed integrally by riveting or welding.

An apparatus for mounting the snow chain of claim 1 on an outer circumferential surface of a tire,
A tunnel type heavy member in which a tire is seated while a middle portion in the longitudinal direction of the snow chain is inserted and a snow chain arranged on both sides of the tunnel type heavy member is wrapped around a tire and is wound around one end and the other end And pull holding means for pulling and holding each other for binding;
Wherein the pull holding means comprises:
A housing,
A moving frame guided and moved by the housing,
A first stopper fixed to the housing and hooked to a traction hole at one end of the snow chain,
A second stopper fixed to the moving frame and hooked to a traction hole at the other end of the snow chain,
And a regulating opening for regulating an interval between the first and second openings by moving the moving frame.