KR20110004249A - Device for tightening up a shoelace - Google Patents

Abstract

PURPOSE: A device for tightening up a shoelace is provided to tinting up or releasing a shoelace by fixing the shoelace to a fixed hook. CONSTITUTION: Device for tightening up a shoelace comprises a shoe body(110), a shoelace(120), and a tightening unit(150). A tongue(112) is formed in the shoe body, and closes the inner side of opening portion. The shoelace connects the both ends of the opening portion, and the tightening unit pulls at least one of the shoelaces between the opening parts. The tightening unit tightens up the both sides of the opening portion of the shoe body.

Description

Shoelace Tightening Device {Device for tightening up a shoelace}

The present invention relates to a shoelace tightening device, and more particularly, to a shoelace tightening device that can easily and quickly tighten the shoelace connecting both sides of the opening in a zigzag form.

As a general tightening structure of a shoe, a plurality of holes are drilled at both sides of an opening formed from the instep of the shoe body to the inlet of the shoe, and after the shoelaces cross each other while passing through the shoelaces, they are repeatedly connected. It is known to have a structure in which shoes are worn by knotting the shoelaces appropriately according to the foot of a shoe wearer and then knotting the end of the shoelace.

Tightening structure by shoelace is adopted for most shoes, such as sneakers or hiking boots with short or no ankle length and boots or boots with long ankle length regardless of length of ankle. .

By the way, the tightening structure is tightened in order from the instep, but in shoes where the length of the upper ankle reaches the shin area, such as snowboard boots, not only strong force is required to tighten from the instep to the shin area, but also wear It also took time to cut off, and in the process of tightening the shoelaces to the shin area, the instep part was loosened.

In addition, there are disadvantages in that the knot is unwound by itself during the process of wearing and moving the shoes, and the inconvenience of having to pull and tighten at the same time by repeatedly crossing the straps while the shoes are inserted or worn when taking off or wearing the shoes. .

Therefore, an object of the present invention is to solve such a conventional problem, the user pulls the shoelaces on both sides by using a handle connected to the shoelace intersecting in the upper region of the opening fixed hooks formed on both sides of the rear of the shoe body By doing so, to provide a shoelace tightening device that can quickly or simply tighten or release the shoelaces.

In addition, by providing a plurality of fixed hooks on both sides of the shoe body to provide a shoelace tightening device that can easily adjust the tightening length of the shoelace to the user's body shape.

In addition, the present invention provides a shoelace tightening device that can tighten the shoelaces by pulling the shoelaces laterally so that the shoelaces can be further tightened in a state fixed to both rear sides.

In addition, the present invention provides a shoelace tightening device that allows the user to tighten the shoelaces by simply tightening the tightening length of the shoelace that actually connects both sides of the opening rather than the length of the tow line that the user pulls to tighten the shoelace.

In addition, the shorter exposure length of the tow line makes it easier to handle afterwards, and the tow line fastening device that can prevent the fixed state of the tow line from being released arbitrarily because it is wound around the winding guide plate provided on the front of the stopper. In providing.

In addition, the present invention provides a shoelace tightening device capable of simultaneously tightening the upper and lower regions having different tightening lengths of shoelaces by pulling one tow line.

In addition, the present invention provides a shoelace tightening device capable of minimizing the force for pulling the shoelace by providing a support roller at the contact portion of the shoelace and the side wall being pulled by the traction cord.

The object is, according to the present invention, the shoe body formed with a tongue that closes the inside of the opening of the opening; shoelaces connecting both sides of the opening in a zigzag form; and at least one of the shoelaces connecting both sides of the opening. A handle connected to either one; And a fixing hook formed at the rear of the shoe body to fix the shoelace pulled through the handle.

Here, the handle is connected to the shoelace intersecting each other on both sides of the opening, the fixing hook is preferably formed on both sides of the rear of the shoe body, respectively.

Preferably, the shoelace tightening device further includes a tightening means installed on the tongue to tighten the shoelace.

Here, the tightening means is formed at least one through-hole through which the shoelaces connecting the both sides of the opening is formed, the side wall is installed on both sides of the front of the tongue, and the shoelace once intersecting between the side wall via the through-hole of the side wall It is preferable that the other end is connected to the other end and the tow line exposed to the upper end of the tongue, and the stopper is installed on the top end of the tongue to selectively fix the tow line.

In addition, the side wall is preferably formed in each through hole at a position corresponding to the shoelace connecting both sides of the opening.

In addition, the shoelace is connected to the handle via a through hole formed in a pair of side walls disposed on the front of the tongue in a state connected to one side of the opening in one region, and again through the through hole formed in the pair of side walls It is preferable to be connected to one side of.

On the other hand, the side wall is preferably formed through the through-hole through which the shoelaces pass through the upper end and the lower end, respectively.

In addition, it is preferable that one end of the tow line is connected to a shoelace that intersects through the lower end of the side wall.

In addition, the fastening means is preferably disposed in the region between the upper end of the side wall, the shoelaces intersecting at the upper end of the side wall further comprises a first connecting member through the transverse direction, the tow line penetrates in the longitudinal direction.

In addition, the tightening means is preferably provided with a roller for supporting the traction line in the bent portion of the side wall is bent along the curved surface of the tongue.

In addition, the stopper is preferably formed on the front surface of the winding guide plate wound around the tow line.

According to the present invention, the user pulls the shoelaces to both sides by using a handle connected to the shoelaces intersecting in the upper region of the opening so as to fasten or fasten the shoelaces quickly and easily by fixing hooks formed on both rear sides of the shoe body. A shoelace tightening device is provided that can be released.

In addition, by providing a plurality of fixed hooks on both rear of the shoe body is provided a shoelace tightening device that can easily adjust the tightening length of the shoelace to the user's body shape.

In addition, the shoelace tightening device that can be tightened by firmly tightening the shoelaces by pulling the shoelaces in the lateral direction to further tighten the shoelaces in a fixed state on both sides rear.

In addition, a shoelace tightening device is provided that allows the user to tighten the shoelaces by simply tightening the tightening length of the shoelace that actually connects both sides of the opening rather than the length of the tow line that the user pulls to tighten the shoelace.

In addition, the shorter exposure length of the tow line makes it easier to handle afterwards, and because the tow line that is exposed to the outside is wound around the winding guide plate provided on the front of the stopper, the shoelace tightening device can be prevented from being released at random. Is provided.

In addition, there is provided a shoelace tightening device capable of simultaneously tightening the upper region and the lower region where the tightening lengths of the shoelaces are different by pulling one pull cord.

In addition, by providing a support roller in the contact portion of the shoelace and the side wall pulled by the traction cord is provided with a shoelace tightening device that can minimize the force for pulling the shoelace.

Prior to the description, in the various embodiments, components having the same configuration will be representatively described in the first embodiment using the same reference numerals, and in other embodiments, different configurations from the first embodiment will be described. do.

Hereinafter, a shoelace tightening device according to a first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a front view of the shoelace tightening device according to the first embodiment of the present invention, Figure 2 is a side view of the shoelace tightening device according to the first embodiment of the present invention.

Shoelace tightening device according to a first embodiment of the present invention as shown in the drawings is a shoe body 110, shoelace 120, handle 130, fixed hook 140, fastening means 150 and , The stopper 160 is configured.

The shoe body 110 has an opening 111 formed at one side thereof, and a tongue 112 (Tonge) closing the inside of the opening 111 is disposed.

The shoelace 120 is to connect both sides of the opening 111 in a zigzag form, one end is repeated in a zigzag form from one side upper end of the opening 111 to connect both sides of the opening 111, again the opening 111 The other end of the upper end of the opening 111 is connected in a zigzag form at the lower end of the), and is repeatedly crossed in the X shape at the front of the opening 111.

The handle 130 is connected to the shoelaces 120 that cross each other on both sides of the opening 111 so that the user can easily pull the shoelaces 120 laterally.

The fixing hook 140 is formed on both sides of the rear of the shoe body 110 to fix the shoelace 120 pulled using the handle 130, a plurality of spaced apart a predetermined interval to adjust the fixed position do.

The fastening means 150 is a pair of side walls 151 which are formed on both sides of the front surface of the tongue 112, respectively, through holes 152 are formed at positions corresponding to the shoelace 120 connecting both sides of the opening 111. ), A first connecting member 153 connected to the shoelace 120 intersecting between the side walls 151 via the upper end hole 152 of the side wall 151, and a lower end hole of the side wall 151. A second connecting member 154a connected to the shoelace 120 intersecting between the side walls 151 via the 152, and one end connected to the second connecting member 154a and the other end of the first connecting member 154a. Traction cord 154 penetrating through the connecting member 153 is exposed to the upper end of the tongue 112, and the gripper 154b formed at the other end of the traction cord 154 exposed to the upper end of the tongue (112). do. On the other hand, in the present embodiment, the side wall 151 is to be installed in the upper region of the tongue 112 corresponding to the front of the shin so that it does not interfere with the movement of the ankle.

The shoelace 120 connecting the opening 111 in the X-shape as described above is a pair of side walls in any one region so that the shoelace 120 can be easily pulled laterally using the handle 130. It is connected to the handle 130 via the through hole 152 formed in the 151, and is further connected to the opening 111 side via the through hole 152 formed in the pair of side walls 151.

In this case, the handle 130 is preferably disposed in the upper region of the opening 111, the tightening length of the shoelace 120 is relatively longer than the lower region of the opening 111. On the other hand, the handle 130 and the fixed hook 140 may be formed along the longitudinal direction of the ankle portion when the ankle portion of the shoe body 110 is formed long, such as boots.

The stopper 160 is installed at the upper end of the tongue 112 to selectively fix the tow line 154 exposed to the upper end of the tongue 112, in the present embodiment, the interval between one side is narrow and the other side is wide. Wedges 162 protruding in an oblique direction are formed inside a pair of plate surfaces 161 disposed to be formed to be fixed when the traction line 154 is moved in a narrow direction, and released when the gap is moved in a wide direction. That applies.

In this embodiment, in the state where the tow line 154 is fixed to the stopper 160 on one side in a state where the stopper 160 as described above is disposed to face to both sides, the direction of the tow line 160 is switched to face the opposite stopper. Double fixation through fixing in reverse to 160 prevents the tow line 154 from being randomly released.

In addition, the front of the stopper 160 to allow the user to wrap the exposed portion of the tow line 154 to the outside of the stopper 160 to prevent the tow line 154 exposed to the upper end of the tongue 112 to hang. The winding guide plate 163 is formed.

In particular, the distance between the winding guide plate 163 and the tongue as described above is formed so that the holding portion 154b of the tightening means 150 can be inserted.

3 to 6 of the accompanying drawings are functional diagrams showing the action of the shoelace tightening device according to the first embodiment of the present invention.

FIG. 3 is a front view of the shoelaces 120 which are opened to both sides to easily wear or remove shoes, and thus the shoelaces 120 are all unrolled. One end of the shoelaces 120 connecting the both sides of the opening 111 is an opening. The other end is connected to the other side of the opening 111 via the through holes 152 formed in the side wall 151 of the tightening means 150 in the state fixed to one side of the 111, and a pair of side walls 151 Repeatedly connected to one side of the opening 111 via the through-holes 152 formed in the connection to both sides of the opening 111, the shoelace 120 connected from the lower end to the opposite side is moved to the upper end side again in an zigzag opening Both sides of the 111 will be connected.

Shoelace 120 connecting the opening 111 in the X-shape as described above is a pair of side walls 151 so that the shoelace 120 can be easily pulled laterally using the handle 130. It is connected to the handle 130 via the formed through hole 152, and connected to the opening 111 via the adjacent through hole 152 formed in the pair of side walls 151, and then the opening 111 as described above. Connect both sides in zigzag form.

Meanwhile, a pair of shoelaces 120 intersecting via the upper end hole 152 of the side wall 151 are provided with a first connection member 153, and the lower end hole 152 of the side wall 151 is provided. The second connection member 154a is installed on the pair of shoelaces 120 that cross each other.

In addition, the tow line 154 having a lower end connected to the first connection member 154a passes through the first connection member 153 in the longitudinal direction and is exposed to the upper end side of the tongue 112.

At this time, the pull line 154 exposed to the upper end of the tongue 112 is selectively fixed by the stopper 160 formed at the upper end of the tongue 112, and the winding guide plate 163 formed on the front surface of the stopper 160. At the same time that the tow line 154 exposed by the coil is wound, the grip part 154b formed at the upper end of the tow line 154 is inserted into the space between the winding guide plate 163 and the tongue 112 and the tow line 154 is Hanging is prevented.

4 is a front view showing a state in which the shoe lace 120 is tightened by pulling the handle 130 to both sides, and as shown in the drawing, the handles 130 located on both sides of the side wall 151 are pulled toward the lateral direction, respectively. When the shoelace 120 connected to the handle 130 is pulled out laterally along the handle 130, the shoelaces 120 of the upper and lower sides of the shoelace 120 are connected to the handle 130. The opening 111 is tightened while being pulled out.

Subsequently, the shoelaces 120 pulled using the handle 130 are fixed to the fixed hooks 140 formed on both rear sides of the shoe body 110, respectively. At this time, since the fixing hook 140 is formed a plurality of spaced apart a predetermined interval, it is possible to fix to the appropriate fixing hook 140 according to the length of the shoelace 120 is pulled (see Fig. 2).

FIG. 5 is a front view illustrating a state in which the shoelace 120 of the lower region is tightened by pulling the tow line 154 of the tightening means 150, and when the tow line 154 exposed to the upper end side of the tongue 112 is pulled, the side wall The second connection member 154a connected to the shoelace 120 intersected via the through hole 152 at both ends of the lower end of 151 moves upward with the tow line 154 to the second connection member 154a. Since the connected shoelace 120 is pulled, both sides of the opening 111 corresponding to the lower end of the side wall 151 are tightened.

At this time, since the cross section in the X-shape of the shoelace 120 is pulled by the tow line 154, the shoelace 120 to about four times the length of the length to which the tow line 154 is pulled Is pulled.

On the other hand, in the process of tightening the opening 111 by pulling the shoelace 120 at the lower end of the side wall 151 by pulling the tow line 154 as described above, the second connection connected to the bottom of the tow line 154 When the member 154a interferes with the first connection member 153 installed on the shoelace 120 intersecting at the upper end of the side wall 151, the shoelace 120 is also pulled at the upper end of the side wall 151.

FIG. 6 is a front view showing a state in which the pull line 154 of the tightening means 150 is further tightened to tighten the shoelace 120 in the upper region, and the pull line 154 in the process of pulling the pull line 154 as described above. The second connecting member 154a connected to the lower end of the c) interferes with the first connecting member 153.

Accordingly, the shoe located in the upper end portion of the side wall 151 penetrating the first connecting member 153 while the first connecting member 153 moves upward with the second connecting member 154a by pulling the tow line 154. Since the string 120 is pulled upward, both sides of the opening 111 corresponding to the upper end of the side wall 151 are tightened.

That is, by pulling the one traction line 154, the shoelace 120 of the lower end and the upper end of the side wall 151 is tightened at the same time.

Here, since the upper region is wider than the lower region when the opening 111 is opened, and the tightening length in the upper region is formed longer than the tightening length in the lower region when the shoe is worn, the first connection member 153 The position where the second connection member 154a interferes is preferably set to a position spaced apart by a tightening distance of the upper region from a sufficiently tightened lower region of the opening 111. (In this embodiment, the second connection member 154a connected to the lower end of the tow line 154 has been described as interfering with the first connection member 153 to move the first connection member 153, but the shoelace 120 It may be possible to additionally install a separate fixing member that interferes with the first connecting member 153 on the traction line 154 to adjust the tightening distance of.)

In particular, the upper region of the opening 111 tightened by pulling the handle 130 does not have a large margin in the tightening length of the shoelace 120, while the lower region has a margin in the tightening length of the shoelace 120. Therefore, as described above, by pulling the traction cord 154 to sufficiently tighten the shoelace 120 of the lower region of the opening 111, and then tighten the entire region of the opening 111 by tightening the shoelace 120 of the upper region. It can be tightened with relatively even pressure.

In addition, since the shoelace 120 is tightened by about four times the length to which the user pulls the tow line 154, the exposure length of the tow line 154 is shortened to facilitate the post-treatment, as well as one tow line By pulling 154, the upper and lower shoelaces 120 are tightened at the same time, thus providing an easy-to-use advantage.

7 and 8 are cross-sectional views showing the action of the stopper 160 of the shoelace tightening device according to the first embodiment of the present invention, as described above by pulling the pull string 154 to fully tighten the shoelace 120 In the state,

As shown in FIG. 7, the tow line is fixed by changing the direction of the tow line in a state where the tow line is fixed to the stopper on one side of the pair of stoppers disposed on both sides so as to face the upper end of the tongue in a predetermined interval. It is possible to fix the double.

That is, looking specifically at the stopper as described above, when the tow line 154 is moved in a direction in which the gap between the pair of plate surfaces 161 is formed narrowly, the pull line (w) to the wedges 162 protruding inside the pair of plate surfaces 161. 154) is pinched and fixed.

In this case, as shown in FIG. 8, the wedge 162 is inclined downward toward a direction in which a gap between the plate surfaces 161 is formed to be narrow. Therefore, the traction cord 154 to which the pulling force is applied from the lower side is fixed while moving toward the fixed direction by the inclinedly arranged wedge 162, thereby being prevented from being arbitrarily released.

Meanwhile, when the tow line 154 is fixed to the stopper 160 while being pulled in the tightening direction, the tow line 154 is exposed to the upper end side of the tongue 112 in a state in which the tow line 154 is extended by the length to be pulled, and such a tow line Winding the 154 several times to surround the outer side of the stopper 160, respectively, prevents the take-up release by the winding guide plate 163 formed on the front surface of the stopper 160.

On the other hand, when releasing the tow line 154, the tow line 154 stops 160 by moving the tow line 154 in the direction in which the space between the plate surface 161 is formed to be separated from the wedge 162. ).

In addition, after winding the tow line 154 several times to the outside of the stopper 160, and inserts the grip portion 154b formed at the upper end of the tow line 154 into the space between the tongue 112 and the winding guide plate 163, the tow line 154 and gripping portion 154b are prevented from being arbitrarily unwound or cramped.

Next, a shoelace tightening device according to a second embodiment of the present invention will be described.

9 is a front view of the shoelace tightening device according to a second embodiment of the present invention, Figure 10 is a side view of the shoelace tightening device according to a second embodiment of the present invention.

The shoelace tightening device according to the second embodiment of the present invention as shown in the figure is to make it easy to tighten the shoelace 120 by minimizing the through-hole 152 of the tightening means 150.

The side wall 151 of the tightening means 150 is formed to reach the lower end of the tongue 112 corresponding to the instep from the upper end of the tongue 112 corresponding to the shin portion, the resistance applied to the shoelace 120 The through hole 152 is formed only at the upper end and the lower end of the side wall 151 so as to be easily drawn by minimizing the gap.

In addition, the fixing member 154c is formed on the tow line 154 so as to interfere with the lower end of the first connection member 153 while the tow line 154 of the tightening means 150 is pulled.

In addition, a substantially central lower portion of the side wall 151 is bent at a position corresponding to the ankle, the roller 155 for switching the direction of the force pulled by the pull line between the side wall 151 of the bent position is It is different from the above-described embodiment in that it is formed.

On the other hand, the handle 130 is connected to the shoelace 120 intersecting in the X-shape in the upper region of the opening 111, respectively.

Except for the fastening means 150 as described above, the remaining components have the same configuration as the above-described embodiments and a detailed description thereof is omitted.

11 to 14 of the accompanying drawings are functional diagrams showing the action of the shoelace tightening device according to a second embodiment of the present invention.

11 is a front view of the state in which the openings 111 are open to both sides and the shoelaces 120 are all released, and the openings 111 of the plurality of intersections of the shoelaces 120 can be pulled to both sides. Handle 130 is connected to the intersection of the shoelace 120 located in the upper region of the).

In addition, the shoelace 120 intersecting in the upper region of the opening 111 passes through the through-hole 152 of the upper end formed in the side wall 151 spaced at predetermined intervals on both sides of the front surface of the tongue 112, The shoelace 120 intersecting in the lower region of the opening 111 passes through the lower portion of the through hole 152.

The first connection member 153 is connected to the shoelace 120 intersecting between the through holes 152 of the upper region, and the second to the shoelace 120 intersecting between the through holes 152 of the lower region. The connecting member 154a is connected.

In addition, the pull line 154 having one end connected to the second connecting member 154a has a tongue 112 through the roller 155 having the other end positioned between the side wall 151 and the first connecting member 153. It is exposed to the upper end of and then selectively fixed by the stopper 160.

12 shows a state in which the shoelaces 120 are tightened by pulling the handle 130 to both sides, and when the handles 130 connected to the shoelaces 120 intersecting in the X-shape are pulled toward the side, The shoelace 120 connected to the handle 130 is drawn out laterally along the handle 130 and the opening 111 is tightened. Subsequently, as mentioned in the above-described embodiment, the shoelace 120 pulled by the handle 130 is fixed to the fixing hooks 140 formed on both rear sides of the shoe body 110, respectively.

FIG. 13 is a front view illustrating a state in which a pull line 154 of the tightening means 150 is tightened to pull the shoelace 120 in the lower region, and when the pull line 154 exposed to the upper end side of the tongue 112 is pulled out, a pull line Since the shoelace 120 connected to the second connection member 154a is pulled while the second connection member 154a fixed to the lower end of the side is pulled up, both sides of the opening 111 corresponding to the lower end of the side wall 151 are pulled out. This is tightened.

Meanwhile, in the process of tightening both ends of the lower end of the opening 111 by pulling the tow line 154 as described above, the fixing member 154c formed on the tow line 154 is located at the top end of the side wall 151. If it interferes with 153, the upper both sides of the opening 111 is also tightened.

FIG. 14 is a front view showing a state in which a pull line 154 of the tightening means 150 is further tightened to tighten the shoelace 120 of the upper region, and a pull line 154 in the process of pulling the pull line 154 as described above. When the fixing member 154c formed on the first connecting member 153 interferes with the first connecting member 153, the first connecting member 153 moves upward along with the tow line 154 and passes through the first connecting member 153. Since the shoelace 120 positioned at the upper end of the upper side is pulled upward, both sides of the opening 111 corresponding to the upper end of the side wall 151 are tightened.

That is, by pulling the one traction line 154, the shoelace 120 of the lower end and the upper end of the side wall 151 is tightened at the same time.

As described above, the position of the fixing member 154c that interferes with the first connection member 153 may be set to a position spaced apart by a tightening distance of the upper region from a sufficiently tightened lower region of the opening 111.

Figure 15 of the accompanying drawings is a side cross-sectional view showing the action of the shoelace tightening device according to a second embodiment of the present invention.

As shown in the drawing, the tow line 154 having a lower end connected to the second connection member 154a connected to the shoelace 120 intersecting at the lower end of the side wall 151 is connected to the shoelace 120 intersecting at the upper end of the side wall. It penetrates through the first connecting member 153 and is exposed to the upper end of the tongue 112, and the central portion of the tow line 154 is supported by the roller 155 installed in the bent portion of the side wall 151, the first The fixing member 154c is formed at a position spaced downward from the connecting member 153 by a predetermined interval.

At this time, when the grip portion 154b formed at the upper end of the tow line 154 is pulled upward, the second connecting member 154a fixed to the lower end of the tow line 154 is pulled toward the roller 155. The lower end of the side wall 151 is prevented from being lifted upward.

In addition, the roller 155 is rotatably installed between the side walls 151 so that the resistance applied to the traction line 154 is minimized so that it can be easily pulled out.

On the other hand, the tow line 154 as described above is selectively fixed to the stopper 160 is installed on the upper end of the tongue 112, the action of the stopper 160 is the same as the above-described embodiment, so the detailed description thereof Omit.

Next, a shoelace tightening device according to a third embodiment of the present invention will be described.

16 is a front view of the shoelace tightening device according to a third embodiment of the present invention, Figure 17 is a view showing the side of the shoelace support roller of the shoelace tightening device according to a third embodiment of the present invention. 18 is a front view showing the action of the shoelace tightening device according to a third embodiment of the present invention.

Shoelace tightening device according to a third embodiment of the present invention as shown in the Figure is a shoe that is idling at the contact portion of the shoelace 120 and the side wall 151 pulled upward by the traction rope 154 By installing the string support roller 156 it is possible to minimize the resistance generated during the traction process of the shoelace 120.

The tightening means 150 of the third embodiment is different from the above-described embodiments in that the shoelace support rollers 156 are formed at the lower ends of the pair of side walls 151 disposed on both sides of the tongue 112. Have Other components other than the side wall 151 on which the shoelace support roller 156 is formed have the same configuration and operation as those of the above-described embodiment, and thus the description of the same configuration and operation will be omitted.

Fastening means 150 in the present embodiment is formed in the central portion and the upper end region of the side wall 151 through-hole 152 through which the shoelace 120 passes at the point crossing the shoelace 120, the side wall 151 At the lower end region of the shoelace support roller 156 for supporting the shoelace 120 at a point intersecting with the shoelace 120 is installed rotatably, such shoelace support roller 156 is a side wall ( In order to support the shoelace 120 intersecting in the X-shape at the lower end of the 151 is spaced apart in the vertical direction at the lower end of the side wall 151.

As described above, the first lace member 153 fixed to one end of the tow line 154 is connected to the shoelace 120 intersecting in the X shape at the lower end of the side wall 151, as shown in FIG. When the traction force is applied from the other end of the tow line 154, the first connecting member 153 is moved upward and pulls the intersection of the shoelace 120 in the upward direction.

At this time, since the shoelaces 120 connected to the intersection points are supported by the shoelace support rollers 156 rotatably installed on the side walls 151, respectively, the side wall 151 in the process of pulling the shoelaces 120. Since friction with is minimized, much force is not required in the process of tightening the shoelace 120.

On the other hand, the support roller 156 disposed in the lower portion of the pair of shoelace support rollers 156 which are spaced apart in the vertical direction at the lower end of the side wall 151 is disposed toward the inside and the support roller 156 disposed on the upper side ) Is disposed outward. Therefore, the shoelace 120 supported by the lower support roller 156 and the shoelace 120 supported by the upper support roller 156 are prevented from interfering with each other in the process of being pulled together.

The scope of the present invention is not limited to the above-described embodiment, but may be embodied in various forms of embodiments within the scope of the appended claims. Without departing from the gist of the present invention as claimed in the claims, any person having ordinary knowledge in the art to which the present invention pertains is considered to be within the scope of the claims described in the present invention to various extents which can be modified.

1 is a front view of a shoelace tightening device according to a first embodiment of the present invention,

2 is a side view of the shoelace tightening device according to the first embodiment of the present invention,

3 to 6 is a functional diagram showing the action of the shoelace tightening device according to a first embodiment of the present invention,

7 and 8 are cross-sectional views showing the action of the stopper of the shoelace tightening device according to the first embodiment of the present invention,

9 is a front view of the shoelace tightening device according to a second embodiment of the present invention,

10 is a side view of the shoelace tightening device according to a second embodiment of the present invention,

11 to 14 is a functional diagram showing the action of the shoelace tightening device according to a second embodiment of the present invention,

Figure 15 is a side cross-sectional view showing the action of the shoelace tightening device according to a second embodiment of the present invention,

16 is a front view of the shoelace tightening device according to a third embodiment of the present invention,

17 is a view showing the side of the shoelace support roller of the shoelace tightening device according to a third embodiment of the present invention,

18 is a front view showing the action of the shoelace tightening device according to a third embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

110: The shoe body, 111: Opening part, 112: Sulpo, 120: Shoelace, 130: Handle,

140: fixing hook, 150: tightening means, 151: side wall, 152: through hole, 153: first connecting member,

154: towing line, 154a: second connecting member, 154b: gripping portion, 153c: fixing member, 155: roller,

156: support roller, 160: stopper, 161: plate surface, 162: wedge, 163: winding guide plate

Claims (15)

Opening shoe body formed with a tongue to close the inside of the opening; Shoelaces connecting both sides of the opening; And, Tightening means for pulling at least one of the shoelace located between the opening to tighten both sides of the opening of the shoe body; shoelace tightening device comprising a. The method of claim 1, The fastening means is formed with at least one support portion for supporting the shoelaces connecting the both sides of the opening sidewalls are installed on both sides of the front of the tongue, and one end is connected to at least one of the shoelaces located between the both sidewalls Shoelace tightening device, characterized in that the other end comprises a tow rope exposed to the upper end side of the tongue. 3. The method of claim 2, The shoelace is connected to both sides of the opening in a zigzag form, intersecting between both side walls, the first connection member is formed at one end of the tow line is fixed to at least one intersection between the two side walls is formed. Shoelace tightening device. The method of claim 3, wherein A handle connected to at least one of shoelaces connecting both sides of the opening; And a fixing hook formed at the rear of the shoe body to fix the shoelace pulled through the handle. The method of claim 4, wherein The fixing hook is a shoelace tightening device, characterized in that provided in the plural spaced apart. The method of claim 4, wherein The side wall is a shoelace tightening device, characterized in that the through-holes through the side wall are formed at the intersection of the shoelace and the side wall connecting both sides of the opening, respectively. The method of claim 4, wherein The side wall has a through-hole through which shoelaces pass through the upper end and the lower end, respectively, and the shoelace tightening device, characterized in that the shoelace does not interfere with the side wall in the region between the upper end and the lower end. The method of claim 4, wherein The side wall is a shoelace tightening device, characterized in that the shoelace support roller is installed to be rotatable at the portion supporting the shoelace to which the first connection member is connected. The method according to any one of claims 6 to 8, The first connecting member is a shoelace tightening device, characterized in that connected to the shoelaces intersecting via the through-hole through the lower end of the side wall of the tow. The method of claim 9, The fastening means is disposed in an area between the upper end portions of both side walls, the shoelace intersecting via the upper end of the side wall penetrates in the transverse direction, characterized in that the tow line further comprises a second connecting member through the longitudinal direction. Shoelace tightening device. The method of claim 10, The tightening means is a shoelace tightening device further comprises a fixing member which is installed on the second connecting member and the tow line located in the first connecting member interferes with the second connecting member in the process of pulling the tow line. The method of claim 11, The tightening means is a shoelace tightening device, characterized in that the traction line support roller for supporting the traction line is provided in the bent portion of the side wall bent along the curved surface of the tongue. The method of claim 12, And a stopper installed at an upper end of the tongue to selectively fix the tow line. The method of claim 13, The stopper is a shoelace tightening device, characterized in that the winding guide plate to the exposed portion of the traction line is formed on the front. 15. The method of claim 14, The stopper is a shoelace tightening device characterized in that spaced in the direction opposite to each other on both sides to secure the tow line double.

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