JP6599581B1 - Shoe heel opening and closing mechanism - Google Patents

Abstract

An object of the present invention is to provide a heel part opening / closing mechanism of a shoe which has no problem in comfort because a heel holder for storing the heel is securely held in a state of wearing the shoe. An engagement hook that hangs downward on a bottom surface of a sole portion of the heel holder includes a hook engagement member provided on the shoe heel portion when a user steps on the sole portion of the heel holder with a heel. Engaging with the joint, holding the heel holder in a normal position, and retreating the hook engaging portion against the urging force of the elastic spring, so that the engaging hook is removed from the hook engaging portion. By releasing, the foot sole part of the heel holder is pushed upward by the heel holder elastic support member to open the foot insertion port of the shoe so that the foot can be easily fitted into the shoe. [Selection] Figure 4

Description

The present invention relates to a shoe heel part opening / closing mechanism that makes it easy to attach and detach shoes.

As a conventional shoe of this type, as shown in Japanese Patent Application Laid-Open No. 11-127907 (refer to Patent Document 1), a heel portion on which a heel portion of a foot is placed and a rear portion of the heel portion are erected. The heel support is formed by integrally joining the contact piece of the shoe that covers and touches the rear surface of the heel of the foot at a substantially right angle, and rotates to the heel base of the heel support and the rear end of the contact piece. There has been known a structure in which a shaft is embedded and a cradle cradle is rotated around a rotation shaft.
Then, an elastic spring is fixed to the center of the heel bottom to hold the elasticity so as to push up the heel bottom, and the hook hook of the shoe heel locks with the hook protrusion provided at the tip of the heel bottom. A stop is provided.

However, in the first invention (FIGS. 1 and 2), the second invention (FIGS. 3 to 6) and the third invention (FIGS. 7 and 8) of JP-A-11-127907 (see Patent Document 1). The L-shaped part for storing the bag does not have a reliable holding means in the state of wearing the shoes, and the force that is always pushed by the elastic spring to open the L-shaped part acts, resulting in poor comfort. there were.
In the fourth invention (FIGS. 9 and 10) and the fifth invention (FIGS. 11 and 12), since the push button protrudes from the side of the shoe, the shoe touches the push button during walking or the like, resulting in malfunction. There was a problem that it was easy to get up.

In view of this, the present inventor disclosed in Japanese Patent Application No. 2010-107782 (see Japanese Patent Application Laid-Open No. 2011-234840, Patent Document 2), a sole portion and a foot rear portion that are housed in a shoe heel portion and hold a heel portion of the foot. An L-shaped heel holder comprising: a shoe heel portion having a heel holder elastic support member that holds the heel holder rotatably by a rotation shaft attached to the rear end thereof and pushes up the sole of the heel holder And an elastic spring fixed between the hook for hanging downward on the bottom surface of the sole of the heel holder and the front position of the shoe heel, and is held in the shoe heel. A hook engaging portion that is biased to engage the combined hook,
The engaging hook that hangs downward on the bottom surface of the sole portion of the heel holder is engaged with the hook engaging portion provided on the shoe heel portion when the user steps on the sole portion of the heel holder with the heel. And hold the heel holder in a normal position,
And, by retracting the engaging hook against the biasing force of the elastic spring and releasing the hook from the engaging portion, the sole of the heel holder is moved upward by the heel holder elastic support member. A shoe heel part opening and closing mechanism was proposed, which was pushed up to open the foot insertion opening of the shoe so that the foot could be placed at an angle that fits easily into the shoe.

JP-A-11-127907 JP 2011-234840 A (Japanese Patent Application No. 2010-107782)

However, Japanese Patent Application No. 2010-107782 (see Japanese Patent Application Laid-Open No. 2011-234840, Patent Document 2) has a problem in that the number of components constituting it is large and the structure is complicated, so that the durability is poor. .
Therefore, the present invention is a shoe heel part opening / closing mechanism having a structure in which the heel portion of the foot can be easily pulled out and the foot can be easily detached from the shoe, and the heel holder for storing the heel wears the shoe. It is an object of the present invention to provide a shoe heel part opening / closing mechanism that has no problem in comfort because it is securely held in a state and that has a simple structure and can greatly reduce costs.

That is, the shoe heel part opening / closing mechanism of the present invention includes an L-shaped heel holder that is housed in the shoe heel part and holds the heel part of the foot and includes a sole part and a rear part of the foot, and the heel holder is bent at the bent part. A shoe heel portion provided with a heel holder elastic support member that pushes up the sole portion of the heel holder, and is suspended downward on the bottom surface of the sole portion of the heel holder. A hook member that is held in the shoe lid part with an elastic spring interposed between the hook for engagement and the front position of the shoe shoe part, and is normally biased to engage with the hook for engagement. And
The engaging hook that hangs downward on the bottom surface of the sole portion of the heel holder is engaged with the hook engaging portion provided on the shoe heel portion when the user steps on the sole portion of the heel holder with the heel. And hold the heel holder in a normal position,
In addition, the hook engaging portion is retracted against the urging force of the elastic spring, and the engaging hook is released from the hook engaging portion, thereby supporting the foot sole portion of the heel holder with the heel holder elastic support. The shoe is pushed upward by the member to open the foot insertion opening of the shoe so that the foot can be easily angled into the shoe.

In the shoe heel part opening / closing mechanism of the shoe according to the present invention, the hook engaging portion includes a push button protruding from the back of the shoe shoe portion on the opposite side of the elastic spring, and pressing the push button causes the The engaging hook is retracted against the urging force of the elastic spring, and the engaging hook is released from the hook engaging portion.

In the shoe heel part opening / closing mechanism of the present invention, the heel holder elastic support member is also characterized by comprising a coiled spring built in the shoe heel portion in the vertical direction.

In the shoe heel part opening / closing mechanism of the present invention, the rear end portion of the shoe is also capable of being expanded and contracted with the rotation of the heel holder.

In addition, the shoe heel part opening / closing mechanism of the present invention is housed in the shoe heel part and holds an L-shaped heel holder comprising a sole and a foot rear part for holding the heel part of the foot, and a side part of the foot. A pair of left and right L-shaped side holders comprising a sole and a foot side, and the heel holder and the pair of side holders are rotatably held by a pivot shaft attached to the bent portion. A shoe heel portion provided with a side holder elastic support member that pushes up the soles of the heel holder and the pair of side holders, an engagement hook that hangs downward on the bottom surface of the sole of the heel holder, and the shoe A hook engaging portion that is held in the shoe heel portion with an elastic spring interposed between the front portion of the heel portion and normally biased to engage with the hook for engagement,
The engaging hook that hangs downward on the bottom surface of the sole portion of the heel holder is engaged with the hook engaging portion provided on the shoe heel portion when the user steps on the sole portion of the heel holder with the heel. And hold the heel holder and the pair of side holders in a normal position,
And by retreating the hook engaging portion against the urging force of the elastic spring and releasing the engaging hook from the hook engaging portion, the soles of the heel holder and the pair of side holders Is lifted upward by the side holder elastic support member to open the foot insertion port of the shoe, so that the foot can be easily angled into the shoe.

As is apparent from the above description, the heel part opening / closing mechanism of the shoe of the first invention has no problem in comfort because the heel holder for storing the heel is securely held in the state of wearing the shoes. Since there is no extra protrusion such as a push button on the side of the shoe, there is no problem that one side of the shoe touches the push button or the like of the other shoe during walking or the like, causing a malfunction.
Furthermore, since most parts are housed in the shoe heel part, there is an advantage that it is excellent in functionality and easy to maintain.

In the heel part opening / closing mechanism of the shoe of the second invention, the hook engaging portion includes a push button protruding from the rear of the shoe heel portion on the opposite side of the elastic spring, and pressing the push button Since the engaging hook is retracted against the urging force of the elastic spring and the engaging hook is released from the hook engaging portion, the hook and the engaging pin can be attached and detached reliably and quickly.

In the shoe heel partial opening / closing mechanism of the third invention, the heel holder elastic support member comprises a coiled spring built in the shoe heel portion in the vertical direction, so that the operation of the turning mechanism of the heel holder is prolonged. Can be guaranteed over a period of time.

The shoe heel part opening / closing mechanism of the shoe of the fourth invention is such that the rear end portion of the shoe can be expanded and contracted with the turning of the heel holder. There is no loss of basic functionality.

The heel part opening / closing mechanism of the shoe of the fifth invention comprises an L-shaped heel holder comprising a sole part and a foot rear part for holding the heel part of the foot, a sole part and a foot side part for holding the side part of the foot, And a pair of left and right L-shaped side holders, and the side holders are interlocked with the heel holder. There is no loss of basic functionality.

1 is a side sectional view showing a shoe to which a heel part opening / closing mechanism of a shoe according to the present invention is applied, with a heel holder closed. FIG. It is the schematic perspective view. It is side surface sectional drawing of the state which opened the scissors holder. It is the schematic perspective view. It is a perspective view of the state which showed the heel part opening-closing mechanism of the shoe of this invention, and hold | maintained the shoe heel part in the normal position. It is a perspective view of the state which pushed the push button and retracted the engagement hook against the urging force of the elastic body spring. It is side surface sectional drawing of the heel part opening / closing mechanism of the shoes of the state which the engagement state of the hook for engagement was cancelled | released and the heel holder is open. It is side surface sectional drawing of the heel partial opening-and-closing mechanism of the shoes in the middle of stepping on the heel holder. It is side surface sectional drawing of the heel part opening-and-closing mechanism of the shoes of the state which is going to engage the hook for engaging with the hook engaging part by further depressing the heel holder. It is side surface sectional drawing of the state which the heel holder and the shoe heel part couple | bonded. It is side surface sectional drawing of the state which is pushing the pushbutton and is going to cancel | release the hook for engagement from a hook engaging part. It is side surface sectional drawing of the state which pushes a pushbutton and retracts the hook for engagement against the urging | biasing force of the said elastic body spring, and is releasing engagement. It is side surface sectional drawing of the heel part opening / closing mechanism of the shoe of the state by which engagement is cancelled | released and the heel holder is open. It is side surface sectional drawing of the state which showed the other example of the shoe to which the heel partial opening-and-closing mechanism of the shoe of this invention was shown, and closed the heel holder. It is the schematic perspective view. It is side surface sectional drawing of the state which opened the scissors holder and the side part holder. It is the schematic perspective view. It is a perspective view of the state which showed the heel part opening-closing mechanism of the shoe of this invention, and hold | maintained the shoe heel part in the normal position. It is a perspective view of the state which pushed the push button and retracted the engagement hook against the urging force of the elastic body spring. It is a side perspective view of the state where a heel holder and a side holder were closed. It is a side perspective view in the state where a heel holder and a side holder were opened.

Embodiments of a shoe heel part opening / closing mechanism of a shoe according to the present invention will be described in detail below with reference to the drawings.
As shown in FIGS. 1 to 4, in the shoe to which the heel portion opening / closing mechanism of the shoe of the present invention is applied, when the shoe 11 is worn, the heel holder 12 of the shoe 11 is always repelled upward, and further the shoe. 11 is open (see FIGS. 1 and 2), it is easy to insert the tip of the foot, and the heel holder 12 is automatically rotated by pushing the heel even when the heel of the foot is inserted (FIG. 3). And can be held in a normal position.
In this way, the heel portion of the shoe 11 is in close contact with the sole, so that the shoe 11 can be worn in the same posture without bending the body, and an auxiliary tool such as a shoehorn can be dispensed with.
In the figure, reference numeral 14 denotes an elastic member made of an elastic material such as rubber provided on both sides of the rear end portion 13 of the shoe 11 and is configured to expand and contract as the heel holder 12 rotates.

Hereinafter, an embodiment of the shoe heel part opening / closing mechanism 21 of the present invention will be described in detail.
As shown in FIGS. 1 to 6, the shoe heel part opening / closing mechanism 21 of this embodiment is housed in the shoe heel part and is formed into an L-shape comprising a sole 22 and a foot rear part 23 for holding the heel of the foot. The heel holder 12 and a shoe heel portion 25 that rotatably holds the heel holder 12 by a rotation shaft 24 attached to the bent portion thereof.
In the figure, reference numeral 26 denotes an engaging hook that hangs downward from the bottom surface of the sole 22 of the heel holder 12.

Further, the shoe shoe 25 includes a container-shaped housing 31 having an upper surface opened, a pair of rod-shaped guides 32 disposed at predetermined intervals along the length direction of the housing 31, and a partition plate interposed therebetween. 33.
Coil springs 34 are respectively interposed on the pair of rod-shaped guides 32 on the front side of the partition plate 33, and the partition plate 33 and the front wall of the container-like housing 31 of the shoelace portion 25. Elasticity acts between them.

More specifically, in the gap between the pair of rod-shaped guides 32, a hook engaging portion provided with a back 35a between the partition plate 33 and the rear wall of the container-like housing 31 of the shoelace 25. A slide table 36 carrying 35 is handed over. The slide table 36 is normally biased rearward by the elastic force of the coil spring 34.
In the figure, reference numeral 37 denotes a heel holder elastic support member disposed in the vertical direction in front of the container-like housing 31 of the shoe heel part 25, and is constituted by a larger coil-shaped spring. This is for pushing up the bottom 22.
Reference numeral 38 denotes a push button attached to the rear end of the slide base 36 and protruding from the rear portion of the shoelace 25.

7 to 10 are for explaining the movement of the heel part opening / closing mechanism of the shoe when the shoe is worn.
<Fig. 7>
The sole 22 of the heel holder 12 is pushed upward by the heel holder elastic support member 37.
<Figure 8>
Therefore, when the sole 22 of the heel holder 12 is pushed in with the heel of the foot, the tip of the engaging hook 26 pushed down against the elastic force of the heel holder elastic support member 37 is the hook engaging portion 35. It comes into contact with the flange 35a.
<Fig. 9>
When the sole 22 of the heel holder 12 is pushed in with the heel of the foot as it is, the tip of the engaging hook 26 engages with the heel 35a of the hook engaging portion 35 to retract the hook engaging portion 35.
<Fig. 10>
When the sole 22 of the heel holder 12 is further pushed with the heel of the foot, the heel holder elastic support member 37 is pushed down to the lowest end, and the tip of the engagement hook 26 is the tip of the heel 35a of the hook engaging portion 35. The heel holder elastic support member 37 does not push up the sole 22 of the heel holder 12, and the heel holder 12 is held in a normal position with shoes on.

FIGS. 11 to 13 are for explaining the movement of the heel part opening / closing mechanism of the shoe when the shoe is taken off.
<Fig. 11>
The front end of the engaging hook 26 is engaged with the lower surface of the heel 35a of the hook engaging portion 35, and the heel holder 12 is held in a normal position while wearing shoes.
<Fig. 12>
Next, a load in the direction of the arrow is applied to the push button 38 attached to the rear end of the slide base 36 and protruded from the rear portion of the shoelace 25, and is retracted against the urging force of the coiled spring 31.
<Fig. 13>
If the retraction is continued as it is, the tip of the engaging hook 26 is disengaged from the hook 35a of the hook engaging portion 35.
At this time, the sole 22 of the heel holder 12 is pushed upward by the heel holder elastic support member 37.

Next, another example of the shoe heel part opening / closing mechanism of the present invention will be described in detail with reference to FIGS.
As shown in FIGS. 14 to 19, the shoe heel part opening / closing mechanism 41 of this embodiment is housed in the shoe heel part and is formed in an L-shape comprising a sole part 43a and a foot rear part 43b for holding the heel part of the foot. And a pair of left and right L-shaped side holders 44 and 45 each having a sole 46 for holding the side of the foot and a side 47 of the foot. There is provided a shoelace portion 48 that holds the holders 44 and 45 so as to be rotatable by a rotation shaft 49 attached to the bent portion.
In the figure, reference numeral 50 denotes an engaging hook that hangs downward from the bottom surface of the sole 43a of the heel holder 42.

Further, the shoe heel part 48 includes a container-shaped housing 51 having an open upper surface, a pair of rod-shaped guides 52 disposed at a predetermined interval along the length direction of the housing 51, and a slide base interposed therebetween. 53.
Coil springs 54 are interposed on the pair of rod-shaped guides 52 on the front side of the slide base 53, and the slide base 53 and the front wall of the container-like housing 51 of the shoelace portion 48 are provided. Elasticity acts between them.

More specifically, in the gap between the pair of rod-shaped guides 52, a hook engaging portion 55 having a flange 55a facing rearward is mounted on the slide base 53. The slide base 53 is normally urged rearward by the elastic force of the coil spring 54.
In the figure, 56 is a spacer (stopper) for positioning the slide base 53, 57 is a side holder elastic support member arranged vertically in front of the container-like housing 51 of the shoelace 48, A large coil spring is used to push up the sole 46 of the side holders 44 and 45.
Reference numeral 58 denotes a push button which is attached to the rear end of the slide base 53 and protrudes from the rear portion of the shoelace portion 48.

FIG. 20 is a schematic perspective view showing a state in which shoes are being worn, and FIG. 21 is a schematic perspective view in a state in which shoes are being taken off.
<Fig. 20>
The sole 43 a of the heel holder 42 pushes down the side holder elastic support member 57 via the sole 46 of the side holders 44 and 45, and the tip of the engaging hook 50 is the heel of the hook engaging portion 55. By engaging with the lower surface of 55a, the heel holder 42 and the side holders 44 and 45 are held in a normal position with shoes on.
<Fig. 21>
A load in the direction of the arrow is applied to the push button 58 attached to the rear end of the slide base 53 and protruded from the rear part of the shoelace part 48, so that the slide base 53 is resisted against the urging force of the coil spring 54. The side holder elastic support member 57 is moved through the soles 46 of the side holders 44 and 45 by releasing the engagement between the engaging hook 50 and the hook 55a of the hook engaging portion 55. When the holder 42 is pushed up, the heel holder 42 and the side holders 44 and 45 are held in a normal position in a state where the shoes are taken off.
18 to 21, the side holder elastic support member 57 on the side holder 44 side is not shown.

The heel part opening / closing mechanism of the shoe of the present invention can be applied not only to ordinary men's shoes but also to women's shoes and other footwear with standing heel parts, as well as leather shoes, rubber shoes, sneakers and other footwear. Not too long.

DESCRIPTION OF SYMBOLS 11 Shoe 12 １３ Holder 13 Shoe rear end portion 14 Elastic member 21 Shoe heel portion opening / closing mechanism 22 Sole portion 23 Foot rear portion 24 Rotating shaft 25 Shoe portion 26 Hook for engagement 31 Container-shaped housing 32 Bar-shaped guide 33 Partition plate 34 Coiled spring 35 Hook engaging portion 35a 庇 36 Slide base 37 踵 Holder elastic support member 38 Push button 41 Shoe heel partial opening / closing mechanism 42 踵 Holder 43a Foot bottom portion 43b Foot rear portion 44, 45 Side holder 46 Foot bottom portion 47 Foot side Part 48 shoelace part 49 rotating shaft 50 engaging hook 51 container-like housing 52 bar-shaped guide 53 slide base 54 coil-like spring 55 hook engaging part 55a ば ね 56 spacer (stopper)
57 Side holder elastic support member 58 Push button

Claims (5)

L-shaped heel holder, which is housed in the heel part of the shoe and holds the heel of the foot, and consists of a bottom part and a rear part of the foot, and the heel holder is rotatably held by a rotation shaft attached to the bent part. And a shoe heel portion provided with a heel holder elastic support member that pushes up the sole portion of the heel holder, an engagement hook that hangs downward on the bottom surface of the sole portion of the heel holder, and a front position of the shoe heel portion A hook engaging portion that is held in the shoe heel portion with an elastic spring interposed therebetween and is normally biased to engage with the engaging hook,
The engaging hook that hangs downward on the bottom surface of the sole portion of the heel holder is engaged with the hook engaging portion provided on the shoe heel portion when the user steps on the sole portion of the heel holder with the heel. And hold the heel holder in a normal position,
In addition, the hook engaging portion is retracted against the urging force of the elastic spring, and the engaging hook is released from the hook engaging portion, thereby supporting the foot sole portion of the heel holder with the heel holder elastic support. A heel part opening / closing mechanism for a shoe, wherein the shoe can be pushed upward by a member to open a foot insertion port of the shoe so that the foot can be easily fitted into the shoe. The hook engaging portion includes a push button that protrudes from the rear of the shoelace portion on the opposite side of the elastic spring, and pressing the push button causes the engaging hook to be biased by the elastic spring. 2. The shoe heel part opening / closing mechanism according to claim 1, wherein the engagement hook is released from the hook engaging portion by retreating against the hook. The shoe heel part opening / closing mechanism according to claim 1, wherein the heel holder elastic support member is formed of a coiled spring built in the shoe heel portion in a vertical direction. 2. The shoe heel part opening / closing mechanism according to claim 1, wherein a rear end portion of the shoe is made to expand and contract in accordance with the rotation of the heel holder. An L-shaped heel holder, which is housed in the heel portion of the shoe and holds the heel portion of the foot, and a left and right pair of the foot portion and the foot side portion which hold the side portion of the foot. An L-shaped side holder, and the heel holder and the pair of side holders are rotatably held by a pivot shaft attached to the bent portion, and the legs of the heel holder and the pair of side holders An elastic spring between a shoe heel part provided with a side holder elastic support member that pushes up the bottom, an engagement hook that hangs downward on the bottom surface of the sole part of the heel holder, and a front position of the shoe heel part A hook engaging portion that is held in the shoe heel portion and normally biased to engage with the engaging hook.
The engaging hook that hangs downward on the bottom surface of the sole portion of the heel holder is engaged with the hook engaging portion provided on the shoe heel portion when the user steps on the sole portion of the heel holder with the heel. And hold the heel holder and the pair of side holders in a normal position,
And by retreating the hook engaging portion against the urging force of the elastic spring and releasing the engaging hook from the hook engaging portion, the soles of the heel holder and the pair of side holders A shoe heel part opening and closing mechanism characterized in that the side holder elastic support member is pushed upward to open the foot insertion port of the shoe so that the foot can be easily fitted into the shoe.

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