KR101525038B1 - Device nonskid footwear - Google Patents

Abstract

The present invention relates to a non-slip device for a footwear. In a conventional non-slip device for a foot, a movable upper plate which is moved backward to lower a projection part is advanced in a reverse direction by a protruding part pressing the slope, There is a problem in that the slip prevention function of the shoe is lost and the snow or moisture on the road surface is easily frozen or corroded by inflow into the mobile upper plate, The invention is equipped with a slip preventing means on the bottom of the shoe so as to prevent a safety accident that slips on snow and ice sheets piled up by pedestrians and spike pins come into the shoe bottom through the pulling / unclamping operation of the wire or the screwing of the lifting bolt So that pedestrians can safely protect themselves from falling And the wire can be maintained in a state of being pulled / unbuckled by means of a wire releasing means, and the non-slip preventing means is waterproof and lubricated so as to prevent smooth operation and moisture freezing and corrosion in winter, And to provide a slip prevention device for a shoe.

Description

Non-slip device for shoes {Device nonskid footwear}

More particularly, the present invention relates to an anti-slip device for a footwear, and more particularly, to an anti-slip device for a footwear, which is equipped with anti-slip means on the bottom of a shoe so as to prevent safety accidents that slip on snow and ice sheets, And the spike pin is protruded from the bottom of the shoe so that the pedestrian can safely protect the ice sheet from the fall accident. The wire can be kept in a state of being pulled / To a slip prevention device for a footwear which is waterproof and lubricated so as to prevent freezing in a winter in which the temperature is low and to prevent a smooth up and down operation and corrosion of the anti-slip device due to inflow of water from the road surface.

In general, shoes are worn by a person to protect their feet while walking, and the bottom of the shoe is formed with irregularities or grooves to improve the gripping power of the shoe and the road surface and prevent the shoe from slipping on snow or ice. However, unlike the grounding force of a normal road surface, unevenness on the snowy road or ice sheets and snow accumulated on the grooves are flattened at the bottom of the shoe, resulting in a problem of the slip-proof effect being lost.

In order to prevent the slip of the shoe from the snowball or the ice sheet more effectively in the related art, Japanese Patent Laid-Open No. 2002-0068093 (name: slip prevention apparatus for shoes) has been disclosed.

The conventional non-skid device includes a guide hole formed in the sole of the shoe and a fixed support plate formed to have a perforation at the same position as the guide hole. The fixed support plate is fixed to the perforation of the fixed support plate, And a movable upper plate having a protrusion formed to be able to move up and down by being inserted into a guide bar of a fixed support plate and a pushing means formed to be movable forward and backward in the longitudinal direction on the fixed support plate and having a protrusion formed so as to move up and down. A protruding portion formed on a movable upper plate and a protruded portion on which an upper portion is grounded are pulled by a pulling string connected to the moving upper plate so that the protruding portion is moved up and down by the backward movement of the moving upper plate.

However, in the conventional anti-skid device for shoes, the movable upper plate moved backward to lower the protruded portion is moved in the reverse direction by the protruding portion pressing the inclined surface while the user's weight is applied to the shoe, There was the biggest problem.

In addition, since the snow or water on the road surface flows into the movable upper plate, the non-slip device is frozen and becomes inoperable. Such moisture easily corrodes the slip device, and the lift-up operation can not be performed smoothly.

SUMMARY OF THE INVENTION The present invention has been made to solve the conventional problems, and it is an object of the present invention to provide a spike pin protruding from a shoe sole so that the spike pin protrudes to the bottom of the shoe so as to be safely protected from falling accident caused by slippage of a pedestrian by snow or ice, The protruding spike pin is arbitrarily raised by the weight of the pedestrian to prevent the purpose of slip prevention from being lost and the slip prevention device prevents the inflow of moisture on the road surface to protect the device from freezing or corrosion, Device.

The present invention is configured as follows to achieve the above object. That is, a mounting hole formed at the bottom of the shoe so as to open at the bottom, an elevating support provided at an upper portion of the mounting hole and having an installation space formed therein, and a protruding and retractable member installed inside the elevating support to prevent the shoe from slipping on the snow or ice Slip prevention means

And a wire fixing releasing means for retaining the pulling-up and pulling-off state of the wire provided for pulling and pulling the slip prevention means in the pulling and pulling-out operation.

The shoe bottom cover or the center shaft of the shoe may be provided with a filler channel communicating with an installation space, and a waterproof lubricant may be injected into the filler channel to prevent external moisture from penetrating into the installation space.

In addition, the non-slip means may be mounted in a single or plural shoe heels constituting the shoe sole and a soles of the shoes, and may be arranged in parallel or in series when a plurality of shoes are mounted.

The shoe includes a mounting hole formed in the shoe sole, an elevating support inserted into the mounting hole and provided with an installation space therein, and a guide member inserted and retracted into the elevating support to prevent the shoe from slipping on the snow or ice Wherein the slip prevention means includes a shoe bottom cover having a bolt insertion hole formed at a lower portion of the mounting hole and having a protruding and retracting hole penetrating the vicinity of the bolt insertion hole, And a spike pin extending downward from the bottom of the top plate is formed in correspondence with the protruding and detaching holes of the shoe bottom cover, One end is inserted into the bolt insertion hole and is fastened to the screw hole of the spike body, And a lifting operation bolt for lifting and lowering the spike body through reverse rotation.

As described above, according to the present invention, by activating the non-slip means by the pulling / unclamping operation of the wire, the spike pin can easily protrude and retract, and the lowered spike pin is firmly fixed by the wire- It is possible to prevent the spike pin from rising due to the weight of the pedestrian by pressing the shoe against the road surface.

Further, since the spike pin descends according to the length of pulling the wire, the exposed length can be easily adjusted.

In addition, by filling the waterproof lubricant, it is possible to simultaneously satisfy the lubricating purpose for smooth operation of the non-slip means and the waterproof purpose for preventing the snow or water accumulated on the road surface from flowing into the slip prevention means.

Further, the wire fixing releasing means is provided not only in the wire of the non-slip means, but also in a shoelace which is in close contact with the shoe and the foot, thereby eliminating the inconvenience of tying up the shoelace.

The present invention has the effect of easily and easily passing through a slippery road surface by constituting a screw fastening system in which another anti-slip means for lifting and lowering the spike pin is raised and lowered by a coin carrying a flat screwdriver or a pocket.

1 is a perspective view showing a bottom surface of a shoe to which the anti-
2 is a plan view showing a shoe equipped with a wire releasing means according to the present invention.
3 is a plan view showing a shoe equipped with another wire releasing means of the present invention
4 is a cross-sectional view showing a state in which the non-slip means according to the present invention is operated
Fig. 5 is a perspective view showing an example of the first and second lift blocks,
6 is a cross-sectional view showing a state in which the other anti-slip means of the present invention is operated
Fig. 7 is a perspective view of a rotary elevating block and a vertical elevating block,
8 is a cross-sectional view showing the operation of the first embodiment of the wire releasing means
9 is a perspective view showing a second embodiment of the wire fixing releasing means.
10A and 10B are cross-sectional views showing the operating state of Fig. 15
11 is a perspective view showing a state in which a plurality of anti-slip means according to the present invention are installed on the shoe sole;
Fig. 12 is a perspective view showing a shoe with another anti-slip device mounted thereon,
Fig. 13 is a perspective view showing an exploded view of the anti-
Fig. 14 is a sectional view showing the interior of the non-slip means of Fig. 12
Fig. 15 is a sectional view showing a state in which the non-slip means of Fig. 12 is operated
Fig. 16 is a perspective view showing a state where a plurality of anti-slip means of Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, in the present invention, the spike pins 413 and 423 are projected and retracted by pulling and pulling the wire 30, and the spike pins 413 and 423 are projected and retracted by screwing the bolts. A branching scheme can be implemented and different codes are marked to avoid confusion.

1 to 3, the present invention includes a shoe 1, a lift supporting body 20 provided inside the shoe bottom 11 of the shoe 1, (40a) and (40b) mounted to be able to move up and down by a pulling / unclamping operation of the wire (30) so as to prevent the wire (30) (50a) and (50b).

A mounting hole 12 is formed in the bottom of the shoe so that the lifting support 20 can be inserted into the mounting hole 12 and the protruding and retracting hole 13a is closed to close the opening of the mounting hole 12, A plurality of shoe bottom covers 13 are fixedly connected to the shoe sole 11 by nails or screws.

As shown in FIG. 4, the lifting support 20 inserted into the mounting hole 12 is formed with an installation space 21 extending from the upper part to the lower part.

As shown in FIGS. 4 and 5, the first embodiment of the anti-slip means 40a provided to prevent the shoe 1 from slipping on the snowy road or the ice sheet is provided with an installation space 21 A wire 30 is fixedly coupled to the upper side of the first lift block 411 such that the first lift block 411 is moved horizontally and one end of the wire 30 contacts the first lift block 411, A return spring 440 is provided to contact the inner surface of the first lift block 20 so as to return the first lift block 411 advanced by the pulling action of the wire 30, A first inclined portion 411a formed in a curved surface is provided and a flat first seating surface 411b is formed at a lower end of the first inclined portion 411a.

The second lift block 412 directly below the first lift block 411 includes a second slope 412a formed on the upper surface thereof so as to correspond to the first slope 411a, The second inclined portion 412a is formed to be vertically movable along the inclined surface when the first inclined portion 411a is moved horizontally while the first inclined portion 411a is in contact with the first inclined portion 411a, The second elevating block 412 can be prevented from moving upward by the first elevating block 411 while the second seating surface 412b is in contact with the first seating surface 411b And a spike pin 413 vertically lifting and descending through the protrusions and depressions 13a formed in the shoe bottom cover 13 is formed on the lower surface of the second lift block 412. [

The upper and lower ends of the second lift block 412 and the shoe bottom cover 13 are in contact with each other and a plurality of protruding elastic pieces 571 are intermittently formed on the upper surface of the shoe sole cover 13, When the force pulling the wire 30 to the second lift block 412 moved downward is removed, the second lift block 570 moves upward, and at this time, the second lift block 412 moved in the second direction The first elevating block 411 and the wire 30 are returned to the original position while the second inclined surface 412a is in contact with the first inclined surface 411a to guide the first elevating block 411 and the wire 30 .

Since the first elevating block 411 moves horizontally, the second elevating block 412 needs to be shorter than the horizontal length of the second elevating block 412 to secure a moving space.

Here, the first and second lift blocks 411 and 412 are angled to facilitate horizontal movement, and are preferably rectangular.

The first and second inclined surfaces 411 and 412 may be formed in a single number or may be formed in plural to transmit a more stable force.

6 and 7, the second embodiment of the non-slip device 40b is provided with a rotation center shaft 425 perpendicularly to the center of the inside of the lifting support 20.

A circular rotation guide block 421 into which the rotation center shaft 425 is inserted is installed to be rotatable around the rotation center shaft 435 by a pulling / unclamping operation of the wire 30 fixed to the outer periphery And a plurality of rotationally inclined portions 421a which are formed by projecting radially from the lower surface and formed on an oblique surface or a curved surface on one surface thereof and a flat first seating surface 421b is formed on the lower end thereof.

One end of the upper surface of the rotation guide block 421 is fixed and the other end of the rotation guide block 421 is fixed to the inner surface of the lifting support 20 so that the rotation guide block 421 is pulled back by the wire 30, A rotation spring 441 is provided.

The vertical movement block 422 inserted into the rotation guide block 421 with the rotation center shaft 425 inserted therein is provided with an inclined guide portion 422a on the upper surface in a shape corresponding to the rotation slope portion 421a, And a flat second seating surface 422b is formed at the upper end of the inclined guide portion 422a so that the rotating inclined portion 421a So that the second seating surface 422b comes into contact with the first seating surface 421b so as to block the up and down moving block 422 which moves upward And a spike pin 423 is formed on the lower surface of the up-and-down moving block 422 so as to ascend and descend to the protruding and retracting hole 13a.

A wire spring 570 having an elastic piece 571 disposed on the upper surface of the up and down moving block 422 and the upper surface of the shoe bottom cover 13 so as to be in contact with each other, The rotating inclined portion 421a is rotated to push down the inclined guide portion 422a of the vertically moving block 422 downward to bring the spike pin 423 down to the projecting and retreating hole 13a, The upper and lower movable blocks 422 are moved upward by the compressed wire spring 570 to guide the tilted guide portion 422a to rotate in the home position and return together with the wire 30 .

The wire 30 that provides the force for moving the first lift block 411 in the horizontal direction or the force for rotating the rotation guide block 421 is connected to the first lift block 411 and the rotation guide block 421 One wire 30 is connected to one side of the wire 30 to be fixed to the wire fixing release means 50a and 50b after the pulling operation to project the spike pins 413 and 423, The spike pins 413 and 423 can be inserted while being retracted by the returning force of the return spring 440 or the rotation spring 441. [

Here, since the up-and-down moving block 422 must receive a rotational force and be converted into a vertical motion, the shape of the up-and-down moving block 422 must be angular and the mounting space 21 of the lifting support 20 is formed in the same shape, The movable block 422 will be able to move up and down entirely without being rotated.

The waterproof and dampening agent 430 is filled in the installation space 21 so that the non-slippery means 40a and 40b smoothly operate in the winter when the temperature is low, and the water on the road surface flows into the installation space 21 .

The filling of the waterproof lubricant 430 forms a filler passage 431 having a small diameter communicating with the shoe bottom cover 13 or the installation space 21 of the rotation center shaft 425, A sealing cap 432 made of rubber or silicone is disposed at the entrance of the filling channel 431 to prevent the filled waterproof lubricant 430 from leaking out, It is possible to prevent the waterproof lubricant 430 from being reversed.

8, the first embodiment of the wire releasing means 50a includes a retaining ball 31 formed in a shape of a sphere and arranged at regular intervals on the wire 30, and the wire 30 And a case 551 for hanging it.

The case 551 is formed with a moving hole 551a through which the wire 30 enters and a moving hole 551b through which the incoming wire 30 passes and the entering moving hole 551a And the engagement end 551c is formed on the upper side thereof.

The case 551 is provided therein with a releasing member 552 rotatably by a rotating shaft 551d.

The fixing release member 552 extends from the entry side movement hole 551a to one side of the rotation axis 551d so as to be exposed to the outside so that the upper surface of the fixing release member 552 is caught by the engagement end 551c and is prevented from rotating in the upward direction Shaped cutout engaging portion 552a is formed so that the width of the cutout engaging portion 552a is formed to pass through only the wire 30 and does not pass through the engaging ball 31 do.

Therefore, if the wire 30 that has entered the case 551 and is fixed is pulled toward the entry side by the returning force of the slip prevention means 40a, 40b, the engagement ball 31 is caught on the outer side of the incision engagement portion 552a At this time, the fixing release member 552 tries to rotate, but the upper surface exposed to the outside of the entrance side movement hole 551a is caught by the engagement end 551c and can not rotate any longer, The wire 30 may be moved in the direction in which the cut-off engaging portion 552a is moved out of the outer diameter of the engaging ball 31. In this case,

Here, the upper surface of the inclined portion of the fixing releasing member 552 is pressed by the compression spring (not shown) so that the fixing releasing member 552 is pressed down by the locking ball 31, 553 are installed.

9 and 10B, the housing 561 is vertically spaced by a divided wall body 561c having a through hole formed at the center thereof, A mounting hole 561a is formed on the upper surface, and a moving hole 561b through which the wire 30 enters is formed on one side or both sides of the mounting hole 561a.

When the moving hole 561b is formed on one side, the case where the non-slip preventing means 40a and 40b are constituted of a single number is applied, and when the moving hole 561b is formed on both sides, the non-slip preventing means 40a and 40b The end of the wire 30 is fixed on the upper and lower sides of the receiving groove 540 to be described later and is wound in a bundle.

A tooth wheel 562 is provided on the upper surface of the inner partition wall of the housing 561 and has a tooth 562a on which the wire 30 is fixed and wound at an end thereof and an internal gear 562b formed at the center thereof.

An upper handle 563a is exposed through a mounting hole 561a of the housing 561 and a lower end connected by a shaft is inserted into a mounting hole 561a to receive a rotation transmission gear 563b And a rotation transmitting member 563 provided with the rotation transmitting member 563.

The rotation transmitting member 563b is moved downward to engage the internal gear 562b when the rotation transmitting member 563 is pressed downward. The spring washer 570 is formed by intermittently forming a plurality of resilient pieces 571 having a self-resilient force so that the resilient piece 571 can be restored to its original state when the pressing force is removed.

The length of the rotation transmission gear 563b is longer than the divided wall body 561c when the spring washer 570 is first supported so that the pawl 564 to be described later can be maintained in a continuous contact state will be.

The other end is in contact with the rotation transmission gear 563b formed to have a length exceeding the divided wall body 561c to control the one-way rotation of the rotation force transmitting member 563 A pawl 564 is provided.

Thus, when the knob is rotated, the internal gear 562b meshed with the rotation transmission gear 563b is rotated to wind the wire 30 to the tooth wheel 562, The rotation transmitting gear 563b moves downward and is disengaged from the internal gear 562b to release the restraint of the ratchet wheel 562. As a result, To be released.

On the other hand, the projected mountain portion of the tooth 562a allows the wire 30 to be wound more accurately and stably, and at the same time, the wire 30 wound on the tooth 562a is wound on the pole The receiving groove 540 is formed on the outer circumferential edge so as not to interfere with the receiving grooves 540 and 564.

The upper part of the housing 561 is rotatable about a hinge provided at one side thereof to prevent water such as rainwater from flowing into the housing 561 to prevent the interior from being corroded do.

The wire securing releasing means 50a and 50b thus provided are used for lifting and lowering the slip prevention means 40a and 40b in winter and the wire fixing releasing means 50a and 50b for sliding during snowy season, It can be used to hold the shoe strap by tightening the shoelace by attaching it to the shoelace of other shoe which is not equipped with the preventive means, so that it can be used effectively by increasing the utilization even in winter season and other seasons.

The slip prevention means 40a and 40b may be mounted on the shoe sole and the shoe soles constituting the shoe sole 11 as shown in FIG. 11, or may be mounted in a single step on the shoe sole, In a case where a plurality of units are mounted in this manner, the arrangement directions thereof may be configured in parallel or in series.

The present invention thus constituted enables the slip prevention means 40a and 40b to be moved horizontally or rotatively to the shoe bottom 11 when the snow is pulled on the wire 30 mounted on the pedestrian's shoe 1 when walking on the ice sheet, The spike pins 413 and 423 protrude from the first and second seating surfaces 411b and 412b and the descending spike pins 413 and 423 are blocked by the first and second seating surfaces 411b, 412b, 421b and 422b, It is possible to prevent the shoe 1 from slipping by keeping the protruded state regardless of the weight and by pulling and releasing the drawn wire 30 through the wire releasing members 50a and 50b, And at the same time, the spike pins 413 and 423 protruding additionally do not rise up arbitrarily, thereby providing a useful invention capable of solving the problem of the conventional anti-slip device.

Next, another embodiment of the present invention using a bolt is shown in FIGS. 12 to 16, which are roughly divided into an elevation support 20-1 and an elevation support 20-1 installed within the shoe 1 and the shoe bottom 1-1, 1) so as to prevent the shoe from sliding on the snow or ice sheet piled up on the shoe (1).

A mounting hole 10-1 is formed at the bottom of the shoe so that the lower support 20-1 can be inserted into the mounting hole 10-1. The shoe bottom cover 1-1 formed of a single or a plurality of shoe bottoms 11a-1 is fixedly coupled to the shoe bottom 1-1 with nails or screws.

The lifting support 20-1 inserted into the mounting hole 10-1 has an installation space 21a-1 extending downward from the top.

The slip prevention means 40-1 includes a bolt insertion hole 11b-1 at the center of the shoe bottom cover 11-1 provided to close the mounting hole 10-1 in which the lift support 20-1 is inserted, And a plurality of protrusions and depressions 11a-1 formed in the periphery adjacent to the bolt insertion holes 11b-1 are provided.

The elevation support 20-1 is provided with a mounting space 21a-1 in the lower portion of the elevation support 20-1.

The spike body 41-1 is inserted and installed in the mounting space 21a-1 of the lifting support 20-1. The spike body 41-1 is supported by the upper plates 41a-1 A spike pin 42-1 which is extended from the lower surface of the upper plate 41a-1 to a lower portion is secured to the lower surface of the shoe bottom cover 11-1, And is formed at a position corresponding to the projecting / dropping hole 11a-1 of the shoe bottom cover 11-1.

The lifting operation bolt 43-1 is lifted and lowered through the spike main body 41-1 in the forward and reverse directions and the bolt insertion hole 11b-1 of the shoe bottom cover 11-1 has one end And is fastened to the threaded hole 41c-1 of the spike body 41-1.

Since the one end of the lifting operation bolt 43-1 is grounded to the inner bottom surface of the lifting support 20-1 and can not change its position even if it rotates, the spike main body 41-1 which is screwed can move up and down It is.

In order to raise and lower the spike body 41-1 without moving the elevating operation bolt 43-1, preferably, the other end of the elevating operation bolt 43-1 is provided with a rotation groove 43a- 1) is formed.

A bolt engagement portion 43b-1 larger than the diameter of the bolt is formed at the other end of the lifting operation bolt 43-1. The bolt engagement portion 43b-1 is provided on the upper portion of the lifting support 20-1 It is most preferable that the elevating operation bolt 43-1 is allowed to rotate without being moved by forming the engaging groove 22-1 so that the elevating operation bolt 43-1 can be rotated while being inserted in a hanging state.

Furthermore, in order to allow the spike body 41-1 to move up and down in a fixed position without being rotated, the shape of the lifting support 20-1 is formed in a polygonal shape rather than a circular shape, It is preferable that the top plate 41a-1 of the spike main body 41-1 is formed by a corresponding polygon.

On the other hand, it is preferable that the waterproof lubricant 50-1, such as grease, which prevents smooth operation of the non-slip means 40-1 and corrosion due to inflow of snow or water, is filled.

Therefore, the slip prevention means 40-1 can form the penetrating fill-up passage 51-1 through the rotation groove 43a-1 of the lift bolt 43-1 or can be provided in the rotation groove 43a-1 And a charging passage 51-1 is formed through which the end portion is bent so as to be bent to the side of the lifting operation bolt 43-1.

The filler channel 51-1 is finely formed and a waterproof lubricant 50-1 is installed after inserting a needle into which the waterproof lubricant 50-1 is embedded in the filler channel 51-1 The surface tension of the filled waterproof lubricant 50-1 is closed by closing the filling flow path 51-1 by finely forming the filling flow path 51-1 by filling the space 21a- If the waterproof lubricant 50-1 is filled with the viscous grease, the filling flow path 51-1 can be more stably closed.

Alternatively, in the case where the filling passage 51-1 is not formed finely, a closing plug 52-1 is formed at the inlet of the filling passage 51-1 so that the injected waterproofing lubricant 50-1 It is preferable to prevent it from being discharged backward through the charging passage 51-1.

On the other hand, the shoe bottom cover 11-1 or the spike pin 42-1 or the lifting operation bolt 43-1 is provided with a waterproof lubricant 50-1, which is filled in the shoe bottom cover 11-1, 1 of the spike main body 41-1 and a plurality of through holes 41b-1 are formed in the top plate 41a-1 of the spike main body 41-1, 1) is formed.

The closing stopper 52-1 is closed by any one of rubber, synthetic rubber, silicone, and synthetic resin. In this way, a needle inserted with the waterproof lubricant 50-1 is inserted into the closing stopper 52-1, The waterproof lubricant 50-1 can be charged into the installation space 21a-1 through the flow path 51-1.

Furthermore, it is preferable to provide the watertightness member 60-1 so as to prevent the waterproofing lubricant 50-1, which has been injected, from leaking out to the protruding and retracting holes 11a-1 formed in the shoe bottom cover 11-1 Do.

The watertightness member 60-1 covers the outer periphery of the spike pin 42-1 and the lifting bolt 43-1 to increase watertightness so as to prevent leakage of the waterproof lubricant 50-1. And an O-ring provided on the inner surface of the housing 11-1.

As shown in FIG. 12, the non-slip device 40-1 may be provided in random order or in multiple numbers on the shoe bottom 1-1 according to the degree of slipperiness of the road surface. As shown in FIG. 16, A plurality of them can be arranged in parallel with the row.

The non-slip device 40-1 configured as described above prevents an accident that occurs when the user slides on the snow or ice sheet, which is easily and easily projected and unloaded by a simple operation of rotating the lifting operation bolt 43-1, The operation of the means 40-1 can be smoothly performed, and at the same time, the inflow of water can be blocked to reduce the damage caused by freezing and corrosion.

The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical idea of the present invention.

Shoes: 1 Shoe Bottom: 11, 1-1
Mounting hole: 12 Shoe bottom cover: 13
Emigration: 13a Winning Support: 20
Installation space: 21 Wire: 30
Slip prevention means: 40a, 40b, 40-1 First lift block: 411
First ramp: 411a Second lift block: 412
Second ramp: 412a Spike pin: 413
Rotation guide block: 421 Rotation slope part: 421a
Up and down movement block: 42 2 inclination guide part: 422a
Spike pin: 423 Center of rotation axis: 425
Waterproof Lubricant: 430 Charged Euro: 431
Sealing plug: 432 Wire releasing means: 50a, 50b
Case: 551 Movement hole: 551a, 551b
Hanging end: 551c Rotation axis: 551d
Fixation releasing member: 552 Engaging portion: 552a
Partition wall: 561c Les tooth wheel: 562

Claims (15)

A mounting hole 12 formed at the bottom of the shoe so as to be opened at the bottom thereof;
An elevating support 20 installed above the mounting hole 12 and having an installation space 21 formed therein;
Non-slip means (40a, 40b) inserted in the lift-up support (20) to prevent the shoe (1) from sliding on an eye or an ice sheet; And
(50a) (50b) for holding the wire (30), which is provided for pulling and pulling the non-slip means (40a) and (40b) in the pulling and pulling operation, The fixing releasing means 50a and 50b are mounted on the wire 30 provided on the non-slip means 40a and 40b or can be mounted on and fixed to a shoelace string binding the shoe 1 Anti-slip device for shoes
2. A device according to claim 1, characterized in that said non-slip means (40a)
A shoe bottom cover 13 provided to close the lower portion of the mounting hole 12 and having a protruding and retracting hole 13a;
The return spring 20 is connected to the wire 30 so as to move horizontally in the lifting support 20 and contacts one end of the wire 30 in a state of receiving the wire 30, 440 are provided so as to return the first elevating block 411 advanced by the pulling operation of the wire 30 and protrude at a predetermined interval on the lower surface and have a first inclined portion 411a A first elevating block 411 having a flat first seating surface 411b formed under the first inclined surface;
The upper surface of the second inclined portion 412a and the upper surface of the second inclined portion 412a abut against the first inclined portion 411a in a shape corresponding to the first inclined portion 411a, And a spike pin 413 is formed on the bottom surface of the second lift block 411 so as to be raised and retracted to the protruding and retracting hole 13a so that when the first lift block 411 is horizontally moved, A second lift block 412 for guiding the slope part 412a to the first inclined part 411a so as to maintain the elevated state by the contacted first and second seating parts 411b and 412b; And
The upper and lower ends of the second lift block 412 and the shoe bottom cover 13 contact the upper and lower ends of the shoe sole cover 13 to raise the lowered second lift block 412, Characterized in that an elastic piece (571) curved upward in an upward direction is intermittently formed so as to move the block (411) in place, and a spring (570) having self-elasticity.
2. A device according to claim 1, characterized in that said non-slip means (40b)
A shoe bottom cover 13 provided to close the lower portion of the mounting hole 12 and having a protruding and retracting hole 13a;
A rotation center axis 425 provided at the center of the inside of the lifting support 20;
And is rotatably installed around the rotation center shaft 425 by pulling / unclamping the wire 30 connected to the inside of the elevation support 20. The other end is fixed to the upper surface, A rotation spring 441 fixed to the inner surface of the supporter 20 for rotating the wire 30 in its original state while being rotated by the pulling operation of the wire 30 is provided and one surface of the lower surface is intermittently radially projected on a sloped surface or a curved surface A rotation guide block 421 provided with a rotation slope part 421a and provided with a first seating surface 421b formed on the bottom surface of the rotation slope part 421a as a flat surface;
The upper surface of the inclined guide portion 422a is formed with a first seating surface 421b which is rotated, and a second seating surface 421b is formed on the upper surface of the inclined guide portion 422a. A spike pin 423 is formed on the lower surface of the second seating surface 422 so as to be raised and lowered to the protruding and retracting hole 13a so as to be in contact with the inclined guide 421 when the rotation guide block 421 is rotated, A vertical moving block 422 which is guided and raised by the rotation slope portion 421a; And
A rotation guide block 421 contacting the up and down movement blocks 422 while raising the lower and the up and down movement blocks 422 that are in contact with the upper and lower ends of the bottom of the up and down movement block 422 and the upper surface of the shoe bottom cover 13, And an elastic spring (570) intermittently formed so as to protrude in an upward direction so as to rotate the elastic piece (571) in the upward direction, the elastic piece (571) having a self-elastic force.
The method according to claim 2 or 3,
The wire 30 may be connected to one side of the first lift block 411 or the rotation guide block 421 when the non-slip preventing means 40a or 40b is mounted in a single step, ) Are mounted in a plurality so as to correspond thereto.
The method according to claim 2 or 3,
A filling flow path 431 communicating with the installation space 21 is formed in the shoe bottom cover 13 or the rotation center shaft 425 so that external moisture permeates into the installation space 21 through the filling flow path 431 Characterized in that a waterproof lubricant (430) is injected to prevent the anti-slip means (40a) (40b) from freezing or corroding.
The wire fixing device according to claim 1, wherein the wire fixing releasing means (50a)
A wire 30 having a plurality of spherical engagement balls 31 formed at regular intervals;
A moving hole 551a and 551b having a space formed therein and having both sides thereof penetrated to allow the wire 30 to pass therethrough are formed. The moving hole 551a is formed to be vertically long, A case 551 having an end 551c formed therein;
And is rotatably installed on the inner rotary shaft 551d of the case 551. One end of the rotary shaft 551d extends so as to be exposed to the outside of the entrance hole 551a and the upper surface thereof is caught by the latching end 551c, Shaped cutout engaging portion 552a is formed at an end portion of the engaging ball 31 so that the wire 30 passes therethrough and the engaging ball 31 is engaged with the outer surface A releasing member 552 for releasing the releasing member; And
And a compression spring (553) configured to rotate the fixed release member (552) formed at the other inclined upper portion of the fixed release member (552) to the original position.
The wire fixing device according to claim 1, wherein the wire fixing releasing means (50b)
A mounting hole 561a is formed on the upper surface thereof, a moving hole 561b through which the wire 30 enters is formed on one side or both sides thereof, the inside is divided into upper and lower parts, A housing 561 provided with a partition wall 561c formed thereon;
The teeth of the wire 30 are fixedly wound and installed in the upper space of the inside of the housing 561 and are provided with teeth 562a of a shape for controlling the rotation of the outer periphery and an internal gear 562b at the center, 562);
The upper handle 563a is exposed through the mounting hole 561a of the housing 561 and the lower end of the lower shaft is inserted into the mounting hole 561a to be engaged with the internal gear 562b for rotation, A rotational force transmitting member 563 provided with a rotation transmitting gear 563b for moving the internal gear 562b away from the internal gear 562b;
The lower portion of the handle 563a of the rotary force transmitting member is seated on the upper surface of the ratchet wheel 562 and elastically supports the lower portion of the knob 563a by intermittently protruding the elastic piece 571. When the knob 563a is pressed, A spring washer 570 for releasing the restraint of the ratchet wheel 562 when the gear 563b is released and raising again when the pushing force is removed to engage with the internal gear 562b; And
And a pawl 564 fixedly installed on the inner lower spatial wall of the housing 561 so as to continuously contact the rotary transmission gear 563b even when the rotary transmission gear 563b moves up and down and to control rotation of the rotary transmission gear 563b in one direction Features a non-slip device for shoes.
The method of claim 7, wherein
And a receiving groove (540) for receiving the wire (30) to be wound is formed on the mountain portion of the tooth (562a).
The method of claim 7, wherein
An opening / closing cover (not shown) for opening / closing the door 561 is provided at the upper portion of the housing 561 so as to be rotatable about one side hinge to prevent water such as rainwater or the like from flowing into the interior through a mounting hole 561a formed in the housing 561 550). ≪ / RTI >
The method according to claim 1,
The slip prevention means 40a and 40b are mounted in a single or plural shoe sole and shoe soles constituting the shoe sole 11 and are arranged in parallel or in series when they are mounted in plural Anti-slip device.
delete A mounting hole 10-1 formed in the shoe bottom 1-1;
An elevating support 20-1 inserted into the mounting hole 10-1 and having an installation space 21a-1 formed therein; And
Slip prevention means (40-1) installed in the lifting support (20-1) so as to be able to protrude and retract and prevent the shoe (1) from slipping on an eye or an ice sheet,
The slip prevention means 40-1 includes a bolt insertion hole 11b-1 formed at a lower portion of the mounting hole 10-1 and a protrusion 11b-1 penetrating through the bolt insertion hole 11b- A shoe bottom cover 11-1 in which a hole 11a-1 is formed;
1 is inserted into the installation space 21a-1 of the lifting support 20-1 and the upper plate 41a-1 is spaced apart from the shoe bottom cover 11-1 by a predetermined height, A spike pin 42-1 extending downward from the bottom of the top plate 41a-1 is formed on the bottom surface of the spike body 11-1 41-1); And
One end is inserted into the bolt insertion hole 11b-1 of the shoe bottom cover 11-1 and is engaged with the screw hole 41c-1 of the spike body 41-1, And a lifting operation bolt 43-1 for lifting and lowering the main body 41-1 while the lifting operation bolt 43-1 is provided with a headless mood bolt having a rotation groove 43a-1 at the other end A bolt receiving portion 43b-1 having a diameter larger than the diameter of the bolt is formed at the one end and a bolt receiving portion 43b-1 is formed at the upper portion of the elevating support 20-1 so as to be rotatable in a state in which the bolt receiving portion 43b- (22-1) is formed on the outer peripheral surface of the shoe.
delete 13. The method of claim 12,
The shape of the upper plate 41a-1 of the elevation support 20-1 and the spike body 41-1 is the same as that of the spike body 41-1 inserted into the elevation support body 20-1, So as to move up and down without being rotated.
13. The method of claim 12,
The shoe bottom cover 11-1 or the spike pin 42-1 or the lifting operation bolt 43 is provided with a filler passage 51-1 for communicating the installation space 21a-1 of the elevation support 20-1 with the outside, 1 are formed on the top plate 41a-1 of the spike main body 41-1 and a plurality of through holes 41b-1 are formed in the top plate 41a-1 of the spike main body 41-1 so that the waterproof lubricant 50 -1) is movable through the through hole (41b-1).

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