WO2005065791A1

WO2005065791A1 - An improvement in structure for opening and collapsing the rollers of a combined sports shoe and roller skate

Info

Publication number: WO2005065791A1
Application number: PCT/CN2003/001146
Authority: WO
Inventors: Ching-Long Chen; Ching-Lin Chen
Original assignee: Ching-Long Chen; Ching-Lin Chen
Priority date: 2003-12-30
Filing date: 2003-12-30
Publication date: 2005-07-21
Also published as: AU2003296217A1

Abstract

An improvement in structure for opening and collapsing the rollers of a combined sports shoe and roller skate includes a roller assembly which is received by a sole. The roller assembly has a base which is provided with a lump seat. Plates for bearing rollers are symmetrically provided on the two side of the lump seat. Two leaders which can move up and down are set through the plates and the lump seat. A shifting yoke with two shifter hubs in the sagittal is provided in the lump seat. Each shifter hub has a cross lock which is controlled by a rear button, so that the rear button makes the shifting yoke move to open or collapse the two cross locks. As the cross locks are collapsed inward by the pushing of the shifting yoke, the two plates for bearing rollers can be moved up and down to shift the function between sports shoe and roller skate.

Description

Improved structure of pulley unfolding of sports and pulley shoes

Technical field

The present invention relates to a compound shoe having both uses of ordinary wearing sports and performing pulley sports, and in particular, it relates to an improved structure of pulley convergence of sports and pulley shoes.

Background technique

The existing dual-use shoes and sports shoes structures, such as Chinese patents 00243724. 4 and 01237996. 4, etc., the expansion and contraction of the pulleys are driven by the control mechanism to drive the linkage and other actions, so that the pulley group is expanded according to the arc motion trajectory. Its structure is complicated and the operation is not simple enough. Summary of the invention

The object of the present invention is to provide an improved structure for the pulley-expanding of sports and pulley shoes with simple structure, reliable movement and easy operation.

The above object of the present invention is achieved by the following technical solutions:

It includes a base, a base is arranged at the bottom of the base, and wheels are symmetrically arranged on both sides of the block. The wheel is provided with two penetration holes, and a guide hole is arranged on the block seat. The guide rod penetrates the penetration hole and the guide element hole to position the wheel piece on the block seat, and the end of the guide rod is then fixed by a pin; There are limiter holes at the bottom of the block seat, and the limiter hole A latch seat is provided inside, and a latch is accommodated on each side of the latch seat. The latch is held by the spring and protrudes out of the limit element hole, and a fork is installed in the block seat. The fork There are two front and rear forks, so that the fork can be pushed and moved by the bolt; in addition, the wheel is provided with grooves at the upper and lower edges of the relative position of the limiting element hole, which can be used for protruding positioning of the bolt. The top button has a rear button. The rear button is a spring and a washer to move the fork. The wheel is provided with two front and rear axle holes. The axle hole is used to penetrate the axle and the pulley, and is at the end of the axle. Secure with pin.

When expanding, press the rear button to push the fork forward, and move the protruding post of the latch inward to disengage the latch from the groove on the lower edge of the wheel. At this time, the torsion spring and the wheel itself Under weight, the guide rod drives the wheel piece and the pulley to vertically fall along the guide element hole of the block seat, and then the rear button is relaxed, and the rear button and the fork are returned to the original position by the spring. At this time, the card is caused by the return force of the spring. The bolt extends outward and is locked in the groove on the upper edge of the wheel after passing through the limiting hole. Become a roller shoe structure; when folding, also press the back button to disengage the latch from the upper edge groove of the wheel. At this time, the bottom of the foot is pressed slightly to apply external force, which can retract the wheel and the wheel into the outsole and relax. The back button enables the latch to be caught in the groove at the lower edge of the wheel, and becomes a sneaker structure. BRIEF DESCRIPTION OF THE DRAWINGS Please refer to the following detailed description of a preferred embodiment of the present invention and the accompanying drawings, which will further understand the technical content of the present invention and its purpose and effect. The drawings related to this embodiment are:

FIG. 1 is an exploded perspective view of various components of the present invention;

2 is a perspective assembled view of some elements of the present invention;

FIG. 3 is a three-dimensional combined view of the present invention (pulley display);

FIG. 4 is a three-dimensional combined view of the present invention (the pulley is folded);

5 is an exploded view of a pulley of the present invention;

FIG. 6 is a combined view of a pulley of the present invention;

FIG. 7 is a perspective combined view of a shift fork and a pressing element according to the present invention (pulley expanded);

FIG. 8 is a perspective combination view of the shift fork and the pressing element of the present invention (the pulley is collapsed);

9 is a split structure of a sole and a pulley device according to the present invention;

10 is a combined structure of a sole and a pulley device according to the present invention;

FIG. 11 is a state of a pulley behind a deployed pulley according to the present invention; and

FIG. 12 shows the running state after the pulley of the present invention is closed. detailed description

Please refer to FIG. 1 to FIG. 4. The present invention mainly includes a pulley device 20 embedded in a shoe sole 10. The pulley device 20 includes a base 21. A base 22 is provided at the bottom of the base 21. Wheel pieces 24 are symmetrically arranged on both sides, and the wheel pieces 24 are inserted on the block base 22 by two guide rods 26 and can move up and down. There is a fork 34 in the block seat 22. The fork 34 has two front and rear fork openings 35. Each fork opening 35 pushes a fork control element 30 and is controlled by a rear button 44 to push the fork 34 to make two The fork control element 30 opens and closes, thereby controlling the upper and lower wheels 24 to move up and down.

Please refer to FIG. 7 and FIG. 8 for further explanation. The fork control element 30 is installed in the limiting element holes 225 and 226 at the bottom of the block base 22, and includes a latch base 32, one side of the latch base 32 Holds a card latch 31, the card T N2003 / 001146 The bolt 31 is supported by the spring 33 and protrudes out of the limit hole 225, 226. The inner edge of the fork opening 35 of the fork control element 34 is V-shaped or arc-shaped. The upright protrusions 36 are slidably engaged with the inner edge of the fork opening 35, and the rear button 44 passes through a spring 43 and a washer 44 to form a pressing control element 40, so that the pressing control element 40 bottoms against the fork 34 rear end.

With reference to FIG. 5 and FIG. 6, guide hole 223 and 224 are penetrated in the block seat 22, and penetration holes 241 and 242 are provided on the wheel piece 24 so that the guide rod 26 is formed by a wheel piece 24. After penetrating holes 241 and 242 are inserted into guide hole 223 and 224 to penetrating holes 241 and 242 of another wheel 24, the ends are fixed with pins 25, and each guide rod 26 is provided with a torsion spring 221, 222, the torsion springs 221 and 222 are supported on the base 21, and the wheels 24 are provided with grooves 245 and 246 at the upper and lower edges of the relative positions of the limiting element holes 225 and 226, for the latch 31 to protrude For smooth positioning, the limiting element holes 225 and 226 of the block seat 22 are rectangular holes, and the latches 31 and the grooves 245 and 246 on the wheel piece 24 are also corresponding rectangles. While in the wheel

Two front and rear wheel axle holes 243 and 244 are provided on 24, after the wheel axle 51 passes through the pulley 52, the end thereof is fixed by the pin axle 53.

With reference to the above figures, and in conjunction with FIG. 9 to FIG. 12, the working principle and operation process of the present invention are as follows:

Extend the pulley: First press the rear button 44 to push the fork 34 forward, and the inner edge of the arc 35 of the fork 34 will drive the protrusion 36 of the latch 31 inward, so that the latch 31 will disengage from the wheel. The lower edge grooves 245, 246 of the plate 24, at this time, under the weight of the torsion springs 221, 222 and the wheel plate 24, the guide rod 26 drives the wheel plate 24 and the pulley 52 along the guide hole 223 of the block seat 22, 224 moves vertically down; then, the rear button 44 is relaxed, and the rear button 44 and the fork 34 are returned to the original position by the spring 43. At this time, the latch 31 is extended outward due to the restoring force of the spring 33 and passes through the limit element hole 225. And 226 are locked in the upper edge grooves 245 and 246 of the wheel piece 24, so that the position of the wheel piece 24 cannot be moved upward, and becomes a roller shoe structure.

Collapse the pulley: First, press the rear button 44, and also release the latch 31 from the upper edge grooves 245, 246 of the wheel piece 24. At this time, the foot is pressed down to apply external force, and the wheel piece 24 and the pulley 52 can be retracted to the size of the shoe. In the bottom 10, the rear button 44 is loosened again, so that the latch 31 is stretched outward, and is caught in the grooves 245, 246 of the lower edge of the wheel piece 24. The wheel piece 24 cannot be moved downward to become a sneaker structure.

Compared with the prior art, when the pulley device is unfolded, the invention can quickly complete the vertical lowering or folding of the pulley by simply pressing the back button, and the operation is simple, reliable, labor-saving and time-saving.

The above detailed description is a specific description of a feasible embodiment of the present invention, but this embodiment is not intended to limit the patent scope of the present invention. Any equivalent implementation or change that does not depart from the technical spirit of the present invention should include Within the scope of the patent in this case.

Claims

Rights request

1. An improved pulley-expanding structure for sports and pulley shoes, which is buried in the outsole of the shoe, and is characterized in that it includes a base, which is provided with a seat at the bottom, and the block seat is symmetrically arranged on both sides. There is a wheel piece. The wheel piece is provided with two penetration holes, a guide element hole is provided on the block seat, and the guide rod is inserted through the penetration hole and the guide element hole to position the wheel piece on the block seat. The end of the guide rod is then fixed with a pin; a limit hole is provided at the bottom of the block seat, and a stopper seat is provided in the limit hole, and a latch is accommodated on each side of the stopper seat. The bolt is supported by the spring and protrudes out of the limiting element hole, and the device in the block seat is provided with a fork, the fork has two front and rear forks, so that the fork can be moved by the latch; The upper and lower edges of the relative position of the limiting element hole are provided with grooves for protruding positioning of the latch. The rear end of the fork holds a rear button. The rear button can be moved through a spring and a washer to move the fork. The wheel piece is provided with two front and rear wheel shaft holes, and the wheel shaft hole is used to penetrate the wheel shaft and the pulley. And fixed to the pin at the end of the axle.

2. The pulley-expanded improved structure of the dual-purpose shoes for sports and pulleys according to claim 1, wherein the inner edge of the fork mouth of the shift fork is V-shaped or arc-shaped, and two bolts are provided on the latch. The upright protruding column slides into the inner edge of the fork.

3. The improved structure of the pulley unfolding of the dual-purpose shoes for sports and pulleys according to claim 1, wherein the limiting element hole of the block seat is a rectangular hole, and the latch and the groove on the wheel plate are also Is the corresponding rectangle.