CN115067624A

CN115067624A - Sports shoes

Info

Publication number: CN115067624A
Application number: CN202210842855.3A
Authority: CN
Inventors: 李政林; 冉鹏; 卓海铭
Original assignee: Chengdu Panlong Investment Technology Co ltd
Current assignee: Chengdu Panlong Investment Technology Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-09-20

Abstract

The invention discloses a sports shoe, which comprises an outer sole, an inner sole, a front upper, a middle upper and a rear upper, wherein a cavity with an opening at the upper end is arranged in the outer sole; the inner sole is provided with a second connecting assembly, the second connecting assembly is used for fixedly mounting the front upper, the middle upper and the rear upper on the inner sole, a first zipper is arranged between the front upper and the middle upper, and a second zipper is arranged between the middle upper and the front upper; this sports shoes is easy operation not only, dismantles convenient to accomodate moreover.

Description

Sports shoes

Technical Field

The invention relates to the technical field of sports shoes, in particular to a sports shoe.

Background

Sports shoes currently comprise at least a sole, which is the part that defines the volume of the shoe and on which the foot generally steps when the foot is worn in the shoe, and an upper, which is a part of the shoe intended to cover the foot, which generally comprises several components, such as lateral zones, a central zone, a bevel, a tongue, a heel counter, a toe box, fastening means, a lining or others. The sports shoes are popular with sports enthusiasts due to the softness, comfort and certain buffer action, so that the sales volume of the sports shoes is increased year by year, but the existing sports shoes still have the following problems when in use:

1. because the sports shoes are mostly worn outdoors, the shoes are easy to be dirty, and the existing sports shoes are not easy to clean and difficult to clean;

2. the sports shoes are mostly worn outdoors, the soles are dirty, the slippers need to be replaced when the sports shoes arrive indoors, and the sports shoes are not suitable for indoor sports slippers, so the sports shoes are inconvenient to use;

3. due to the structural limitation of the sports shoes, the sports shoes can be worn only during sports, and the function is single;

4. due to the structural limitation of the existing sports shoes, when the sports shoes need to be carried on business trips or travels, the sports shoes need to be separately contained in order to avoid polluting other clothes, which not only occupies more space, but also is troublesome;

5. the existing sports shoes have shallow sole lines, so that the sports shoes often slip when worn, and unnecessary danger is caused.

Disclosure of Invention

The invention aims to provide a pair of sports shoes which are not only simple to operate, but also convenient to disassemble and store.

In order to achieve the purpose, the invention provides the following technical scheme: a sports shoe comprises an outer sole, an inner sole, a front upper, a middle upper and a rear upper, wherein a cavity with an opening at the upper end is arranged in the outer sole, a first connecting assembly is arranged at the upper end of the outer sole and used for fixedly mounting the inner sole at the opening at the upper end of the cavity, and when the inner sole is mounted at the opening at the upper end of the cavity, the cavity is a sealed cavity; the shoe is characterized in that a second connecting assembly is arranged on the inner sole and used for fixedly mounting the front upper, the middle upper and the rear upper on the inner sole, a first zipper is arranged between the front upper and the middle upper, and a second zipper is arranged between the middle upper and the front upper.

Furthermore, when the sports shoe is used outdoors, the outer sole is fixedly arranged at the bottom of the inner sole through the first connecting assembly, and when the sports shoe is used indoors, the first connecting assembly is unlocked, so that the outer sole is detached from the bottom of the inner sole; when the sneaker is used as a slipper, the second unlocking assembly unlocks to enable the front upper and the rear upper to be detached from the inner sole, the first zipper is pulled to enable the front upper to be separated from the middle upper, and the second zipper is pulled to enable the rear upper to be separated from the middle upper.

Furthermore, the first connecting assembly comprises a pressing block, a first annular groove is formed in an opening at the upper end of the outer sole, a front convex edge extending into the first annular groove is arranged at the front end of the inner sole, and a rear convex edge extending into the first annular groove is arranged at the rear end of the inner sole; the rear end of the outer sole is provided with a first sliding groove along the front-rear direction, the pressing block is connected in the first sliding groove along the front-rear direction in a sliding manner, the front end of the pressing block is connected with a first lock rod along the vertical direction in a sliding manner, and a first lock hole for the lower end of the first lock rod to extend into is formed in the rear convex edge; when the first lock rod is inserted into the first lock hole, the inner sole is fixedly arranged at the opening at the upper end of the cavity; when the first lock rod is separated from the first lock hole upwards and the pressing block slides backwards to the rear end position, the inner sole can be separated from the first annular groove upwards.

Further, the upper end of first locking lever is equipped with first slider, be equipped with first mounting groove in the compact heap, it has first pinch bar to articulate in the first mounting groove, be equipped with the first notch that supplies first pinch bar front end to stretch into in the first slider, first mounting groove is equipped with first shell fragment in first pinch bar below, first shell fragment is used for forcing the front end downstream of first pinch bar, when pressing down the rear end of first pinch bar, the front end of first pinch bar promotes first slider upward movement, and first slider drives first locking lever upwards breaks away from first lockhole.

Furthermore, a second annular groove is formed in the upper end of the inner sole close to the edge, and the lower end edges of the front upper, the middle upper and the rear upper are inserted into the second annular groove; the inner side of the lower end edge of the front upper is provided with a front clamping groove, the inner side of the lower end edge of the middle upper is provided with a middle clamping groove, and the inner side of the lower end edge of the rear upper is provided with a rear clamping groove; the second connecting assembly comprises a first rotating shaft, a lower mounting groove is formed in the bottom of the inner sole, an upper mounting groove is formed in the inner sole and right above the lower mounting groove, the first rotating shaft is rotatably connected into the inner sole and arranged in the vertical direction, the upper end of the first rotating shaft extends into the upper mounting groove and is fixedly provided with an upper gear, and the lower end of the first rotating shaft extends into the lower mounting groove and is fixedly provided with a rotating wheel; the right side of the inner sole is provided with a right sliding groove communicated with the second annular groove, the left side of the inner sole is provided with a left sliding groove communicated with the second annular groove, the front side of the inner sole is provided with a front sliding groove communicated with the second annular groove, the rear side of the inner sole is provided with a rear sliding groove communicated with the second annular groove, a right locking plate inserted into the front clamping groove, the middle clamping groove and the rear clamping groove is connected in the right sliding groove in a left-right sliding manner, a left locking plate inserted into the front clamping groove, the middle clamping groove and the rear clamping groove is connected in the left sliding groove in a left-right sliding manner, a front locking plate inserted into the front clamping groove is connected in the front sliding groove in a front-back sliding manner, and a rear locking plate inserted into the rear clamping groove is connected in the rear sliding groove in a front-back sliding manner; the front lock plate is connected with the front ends of the left lock plate and the right lock plate, and the rear lock plate is connected with the rear ends of the left lock plate and the right lock plate; a transmission assembly is arranged between the upper gear and the left lock plate and between the upper gear and the right lock plate; when the upper gear rotates, the transmission assembly controls the left lock plate and the right lock plate to synchronously and reversely move.

Furthermore, a left rear chute used for communicating the left chute with the rear chute, a left front chute used for communicating the left chute with the front chute, a right rear chute used for communicating the right chute with the rear chute and a right front chute used for communicating the right chute with the front chute are arranged in the inner sole; the front lock plate is provided with a left front convex plate which penetrates through the left front chute and extends into the left chute, a right front convex plate which penetrates through the right front chute and extends into the right chute, and the rear lock plate is provided with a left rear convex plate which penetrates through the left rear chute and extends into the left chute, and a right rear convex plate which penetrates through the right rear chute and extends into the right rear chute; be equipped with left front notch in the protruding board before a left side, be equipped with on the left jam plate and stretch into left front notch intraoral left front projection, be equipped with right front notch in the right front protruding board, be equipped with on the right jam plate and stretch into right front notch intraoral right front projection, be equipped with left back notch in the left back protruding board, be equipped with on the jam plate of a left side and stretch into left back notch intraoral left back projection, be equipped with right back notch in the protruding board of right back, be equipped with on the jam plate of the right side and stretch into right back notch intraoral right back projection.

Furthermore, the left side and the right side of the front locking plate in the inner sole are connected with a front locking plate and a front locking plate in a sliding mode, the front locking plate extends into the front clamping groove, a front convex column extending into the left front groove opening is arranged on the front locking plate, and a front two convex columns extending into the right front groove opening are arranged on the front two locking plates; the left and right sides sliding connection of the inherent back jam plate of inner sole has a back jam plate and two back jam plates that are used for stretching into in the back draw-in groove, be equipped with on the back jam plate and stretch into a left back intraoral back projection in groove, be equipped with on the two back jam plates and stretch into two back projections in the right back notch of back.

Furthermore, the transmission assembly comprises a left toothed bar which is arranged on the left lock plate and positioned on the front side of the upper gear and meshed with the upper gear, and a right toothed bar which is arranged on the right lock plate and positioned on the rear side of the upper gear and meshed with the upper gear; and the upper gear drives the left toothed bar and the right toothed bar to move reversely when rotating.

Further, the inner sole is radially equipped with radial spout along the runner, sliding connection has the locating lever in the radial spout, the bottom of inner sole is equipped with the groove of dialling with radial spout intercommunication, the outside of locating lever is equipped with the shifting block that stretches into and dials the inslot, the outside of runner is equipped with the location notch, be equipped with in the radial spout and be used for forcing the locating lever to stretch into the intraoral second shell fragment of constant head tank.

Furthermore, the bottom of the outer sole is provided with a line bulge, and the line bulge can be meshed with the line bulge of the other outer sole.

Advantageous effects

Compared with the prior art, the technical scheme of the invention has the following advantages:

1. according to the invention, the inner sole and the outer sole are fixed through the first connecting component on the outer sole, so that the outer sole and the inner sole can be fixed during outdoor sports, and the outer sole can be detached when the sports shoes enter indoors, thereby expanding the application range of the sports shoes;

2. according to the sports shoe, the cavity is arranged in the outer sole, so that when the inner sole and the outer sole are fixed together, the air cushion is formed between the inner sole and the outer sole due to the sealing of the cavity, the sports shoe has a better buffering effect, and is more comfortable to wear;

3. the split type upper is used, the whole upper is divided into the front upper, the middle upper and the rear upper, the first zipper and the second zipper are connected, meanwhile, the second connecting assembly is arranged on the inner sole, and the inner sole, the front upper, the middle upper and the rear upper can be connected together by controlling the second connecting assembly;

4. according to the invention, the inner sole, the front upper, the middle upper and the rear upper can be assembled, so that the sports shoes can become slippers only when the middle upper and the inner sole are connected, one shoe can be worn more, the functions are various, and the application range is wider;

5. the outer sole, the inner sole, the front upper, the middle upper and the rear upper can be disassembled and assembled, so that when the shoe is carried, the shoe only needs to be disassembled and carried, and the space is saved;

6. because the pattern bulges on the outer sole, when the shoe is carried, the two outer soles can be oppositely inserted together at the bottom surfaces to be combined into a whole, so that the bottom surfaces are covered, other clothes cannot be polluted, and the shoe is convenient to carry;

7. the invention has better anti-skid effect for the outer sole due to the grain bulges on the outer sole.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a cross-sectional view of the present invention with the outsole removed;

FIG. 3 is a sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 5 is a cross-sectional view of the outsole 1 of the present invention;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 5 in accordance with the present invention;

FIG. 7 is an enlarged view taken at I of FIG. 5 in accordance with the present invention;

fig. 8 is a sectional view of two outer soles 1 according to the invention assembled together.

Detailed Description

Referring to fig. 1-8, a sports shoe includes an outsole 1, an insole 21, a front upper 33, a middle upper 32, and a rear upper 31, wherein the outsole 1 is provided with a cavity 11 with an open upper end, the upper end of the outsole 1 is provided with a first connecting assembly, the first connecting assembly is used for fixedly mounting the insole 21 at the opening of the upper end of the cavity 11, and when the insole 21 is mounted at the opening of the upper end of the cavity 11, the cavity 11 is a sealed cavity; be equipped with second coupling assembling on the insole 21, second coupling assembling is used for with preceding upper 33, well upper 32, back upper 31 fixed mounting on insole 21, be equipped with first zip fastener 321 between preceding upper 33 and the well upper 32, be equipped with second zip fastener 311 between well upper 32 and the preceding upper 33. When the sports shoe is used outdoors, the outer sole 1 is fixedly arranged at the bottom of the inner sole 21 through a first connecting assembly, and when the sports shoe is used indoors, the first connecting assembly is unlocked so that the outer sole 1 is detached from the bottom of the inner sole 21; when the sneaker is used as a slipper, the second unlocking assembly is unlocked to detach the front upper 33 and the rear upper 31 from the inner sole 21, the first zipper 321 is pulled to separate the front upper 33 from the middle upper 32, and the second zipper 311 is pulled to separate the rear upper 31 from the middle upper 32.

The first connecting component comprises a pressing block 16, a first annular groove 12 is formed in an opening at the upper end of the outer sole 1, a front convex edge 211 extending into the first annular groove 12 is arranged at the front end of the inner sole 21, and a rear convex edge 212 extending into the first annular groove 12 is arranged at the rear end of the inner sole; the rear end of the outsole 1 is provided with a first sliding groove 15 along the front-rear direction, the pressing block 16 is slidably connected in the first sliding groove 15 along the front-rear direction, the front end of the pressing block 16 is slidably connected with a first lock rod 17 along the vertical direction, and a first lock hole 213 for the lower end of the first lock rod 17 to extend into is arranged in the rear convex edge 212; when the first lock rod 17 is inserted into the first lock hole 213, the inner sole 21 is fixedly installed at the upper opening of the cavity 11; when the first lock lever 17 is disengaged upward from the first lock hole 213 and the pressing block 16 is slid rearward to the rear end position, the inner sole 21 can be disengaged upward from the first ring groove 12.

The upper end of the first lock bar 17 is provided with a first sliding block 17a, a first mounting groove 16a is formed in the pressing block 16, a first pry bar 18 is hinged in the first mounting groove 16a, a first notch 17b for the front end of the first pry bar 18 to extend into is formed in the first sliding block 17a, a first elastic sheet 19 is arranged below the first pry bar 18 in the first mounting groove 16a, the first elastic sheet 19 is used for forcing the front end of the first pry bar 18 to move downwards, when the rear end of the first pry bar 18 is pressed downwards, the front end of the first pry bar 18 pushes the first sliding block 17a to move upwards, and the first sliding block 17a drives the first lock bar 17 to be separated from the first lock hole 213 upwards.

A second annular groove 214 is formed at the upper end of the inner sole 21 close to the edge, and the lower end edges of the front upper 33, the middle upper 32 and the rear upper 31 are inserted into the second annular groove 214; a front clamping groove 331 is formed in the inner side of the lower end edge of the front upper 33, a middle clamping groove 323 is formed in the inner side of the lower end edge of the middle upper 32, and a rear clamping groove 311 is formed in the inner side of the lower end edge of the rear upper 31; the second connecting assembly comprises a first rotating shaft 3a, a lower mounting groove 2a is formed in the bottom of the inner sole 21, an upper mounting groove 2b is formed in the inner sole 21 and right above the lower mounting groove 2a, the first rotating shaft 3a is rotatably connected in the inner sole 21 and arranged in the vertical direction, the upper end of the first rotating shaft 3a extends into the upper mounting groove 2b and is fixedly provided with an upper gear 41, and the lower end of the first rotating shaft 3a extends into the lower mounting groove 2a and is fixedly provided with a rotating wheel 42; a right sliding groove 2f communicated with the second annular groove 214 is formed in the right side of the inner sole 21, a left sliding groove 2e communicated with the second annular groove 214 is formed in the left side of the inner sole, a front sliding groove 2m communicated with the second annular groove 214 is formed in the front side of the inner sole, a rear sliding groove 2n communicated with the second annular groove 214 is formed in the rear side of the inner sole, a right locking plate 25 inserted into the front clamping groove 331, the middle clamping groove 323 and the rear clamping groove 311 is connected in the right sliding groove 2f in the left-right direction in a sliding manner, a left locking plate 24 inserted into the front clamping groove 331, the middle clamping groove 323 and the rear clamping groove 311 is connected in the left sliding groove 2e in the left-right direction in a sliding manner, a front locking plate 23 inserted into the front clamping groove 331 is connected in the front sliding groove 2m in the front-back direction in a sliding manner, and a rear locking plate 22 inserted into the rear clamping groove 311 is connected in the rear sliding groove 2n in the front-back direction in a sliding manner; the front locking plate 23 is connected with the front ends of the left locking plate 24 and the right locking plate 25, and the rear locking plate 22 is connected with the rear ends of the left locking plate 24 and the right locking plate 25; a transmission assembly is arranged between the upper gear 41 and the left lock plate 24 and between the upper gear 41 and the right lock plate 25; when the upper gear 41 rotates, the transmission assembly controls the left lock plate 24 and the right lock plate 25 to synchronously move in opposite directions. The transmission assembly comprises a left toothed bar 243 which is arranged on the left lock plate 24 and positioned at the front side of the upper gear 41 and meshed with the upper gear 41, and a right toothed bar 253 which is arranged on the right lock plate 25 and positioned at the rear side of the upper gear 41 and meshed with the upper gear 41; when the upper gear 41 rotates, the left gear rod 243 and the right gear rod 253 are driven to move in opposite directions. The sole 21 is equipped with radial spout 2c along the radial of runner 42, sliding connection has locating lever 43 in the radial spout 2c, the bottom of sole 21 is equipped with dials the groove 2d with radial spout 2c intercommunication, the outside of locating lever 43 is equipped with and stretches into group shifting block 431 in groove 2d, the outside of runner 42 is equipped with location notch 421, be equipped with in the radial spout 2c and be used for forcing locating lever 43 to stretch into the second shell fragment 44 in location notch 421.

A left rear chute 2j for communicating the left chute 2e with the rear chute 2n, a left front chute 2g for communicating the left chute 2e with the front chute 2m, a right rear chute 2k for communicating the right chute 2f with the rear chute 2n, and a right front chute 2h for communicating the right chute 2f with the front chute 2m are arranged in the inner sole 21; the front lock plate 23 is provided with a left front convex plate 23a penetrating through the left front chute 2g and extending into the left chute 2e, and a right front convex plate 23b penetrating through the right front chute 2h and extending into the right chute 2f, and the rear lock plate 22 is provided with a left rear convex plate 22a penetrating through the left rear chute 2j and extending into the left chute 2e, and a right rear convex plate 22b penetrating through the right rear chute 2k and extending into the right rear chute; be equipped with left front notch 231 in the left front flange 23a, be equipped with the left front projection 242 that stretches into in the left front notch 231 on the left lock board 24, be equipped with right front notch 232 in the right front flange 23b, be equipped with the right front projection 252 that stretches into in the right front notch 232 on the right lock board 25, be equipped with left back notch 221 in the left back flange 22a, be equipped with left back projection 241 that stretches into in the left back notch 221 on the left lock board 24, be equipped with right back notch 222 in the right back flange 22b, be equipped with right back projection 251 that stretches into in the right back notch 222 on the right lock board 25. A front locking plate 263 and a front locking plate 264 which are used for extending into the front clamping groove 331 are slidably connected to the left side and the right side of the front locking plate 23 in the inner sole 21, a front convex column 2631 extending into the left front notch 231 is arranged on the front locking plate 263, and a front two convex columns 2641 extending into the right front notch 232 are arranged on the front locking plate 264; the left and right sides sliding connection of the inherent back jam plate 22 of insole 21 has back jam plate 261 and two back jam plates 262 that are used for stretching into back draw-in groove 311, be equipped with the back projection 2611 that stretches into in the left back notch 221 on the back jam plate 261, be equipped with the two back projections 2621 that stretch into in the right back notch 222 on the two back jam plates 262.

In this embodiment, the bottom of the outsole 1 is provided with the texture protrusions 14, and the texture protrusions 14 can be engaged with the texture protrusions 14 of another outsole 1.

As shown in FIG. 1, the inner structure of the present invention is provided, when it is required to use the present invention outdoors, the outer sole assembly 1 and the inner sole assembly 21 are fixedly connected together, and the sealing member in the first ring groove 12 is used to close the cavity 11 and form an air cushion structure, so that the present invention is comfortable to wear.

When the invention needs to be used indoors, the outer sole 1 needs to be disassembled, when the outer sole 1 is disassembled, the first pry bar 18 is pressed downwards against the first elastic sheet 19, the first pry bar 18 drives the first lock bar 17 to move upwards through the first slide block 17a to exit the first lock hole 213, then the pressing block 16 is pushed backwards to move backwards along the first sliding groove 15, so that the pressing block 16 is removed from above the rear convex edge 212, then the inner sole 21 is lifted upwards to enable the rear convex edge 212 to exit from the first annular groove 12, and simultaneously the front convex edge 211 exits from the first annular groove 12, so that the outer sole 1 is disassembled.

When the invention needs to be carried, all parts of the invention need to be disassembled, firstly, the outer sole 1 and the inner sole 21 are disassembled, then the positioning rod 43 is pushed backwards by the shifting block 431 against the second elastic sheet 44, so that the positioning rod is withdrawn from the positioning groove on the rotating wheel 42, the rotating wheel 42 is rotated to drive the upper gear 41 to rotate through the first rotating shaft 3a, the left locking plate 24 and the right locking plate 25 are driven to move oppositely due to the meshing of the upper gear 41, the left tooth rod 243 and the right tooth rod 253, the left locking plate 24 is withdrawn from the front clamping groove 331, the middle clamping groove 323 and the rear clamping groove 311, and the right locking plate 25 is withdrawn from the front clamping groove 331, the middle clamping groove 323 and the rear clamping groove 311 synchronously; because the left front convex column 242, the front convex column 2631 are matched with the left front notch 231, the right front convex column 252, the front two convex columns 2641 are matched with the right front notch 232, so that the front locking plate 23, the front locking plate 263 and the front two locking plates 264 are withdrawn from the front clamping groove 331, similarly, because the left rear convex column 241, the rear convex column 2611 are matched with the left rear notch 221, the right rear convex column 251 and the rear two convex columns 2621 are matched with the right rear notch 222, so that the rear locking plate 22, the rear locking plate 261 and the rear two locking plate 262 are withdrawn from the rear clamping groove 311, so that the rear upper 31, the middle upper 32 and the front upper 33 are respectively separated from the inner sole 21, then the rear upper 31, the middle upper 32 and the front upper 33 can be separated by unfastening the zippers 321 and 322, so as to finish the disassembly of all the components of the invention, then the bottom surfaces of the two outer soles 1 are inserted and matched with the sole bulges 14, so that the two outer soles 1 can be matched into the state as shown in figure 8 and can cover the sole, other clothes are prevented from being polluted during storage, and the carrying is convenient; and meanwhile, when all the components are detached, the cleaning and the component replacement and maintenance are convenient.

When the slippers are needed to be used, the left locking plate 24 and the right locking plate 25 are controlled to extend out by matching the middle upper 32 with the inner sole 21 through the rotary wheel 42, and the left locking plate and the right locking plate enter the middle clamping groove 323 to match the middle upper 32 with the inner sole 21.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A sports shoe is characterized by comprising an outer sole, an inner sole, a front upper, a middle upper and a rear upper, wherein a cavity with an opening at the upper end is arranged in the outer sole; the shoe is characterized in that a second connecting assembly is arranged on the inner sole and used for fixedly mounting the front upper, the middle upper and the rear upper on the inner sole, a first zipper is arranged between the front upper and the middle upper, and a second zipper is arranged between the middle upper and the front upper.

2. Sports shoe according to claim 1, wherein the outer sole is fixedly mounted on the bottom of the inner sole by means of a first coupling assembly when the sports shoe is used outdoors, the first coupling assembly being unlocked so that the outer sole is detached from the bottom of the inner sole when the sports shoe is used indoors; when the sneaker is used as a slipper, the second unlocking assembly is unlocked to enable the front upper and the rear upper to be detached from the inner sole, the first zipper is pulled to enable the front upper to be separated from the middle upper, and the second zipper is pulled to enable the rear upper to be separated from the middle upper.

3. The sports shoe as claimed in claim 2, wherein the first connecting assembly includes a pressing block, a first annular groove is provided at the upper opening of the outer sole, a front flange for extending into the first annular groove is provided at the front end of the inner sole, and a rear flange for extending into the first annular groove is provided at the rear end of the inner sole; the rear end of the outer sole is provided with a first sliding groove along the front-rear direction, the pressing block is connected in the first sliding groove along the front-rear direction in a sliding manner, the front end of the pressing block is connected with a first lock rod along the vertical direction in a sliding manner, and a first lock hole for the lower end of the first lock rod to extend into is formed in the rear convex edge; when the first lock rod is inserted into the first lock hole, the inner sole is fixedly arranged at the opening at the upper end of the cavity; when the first lock rod is separated from the first lock hole upwards and the pressing block slides backwards to the rear end position, the inner sole can be separated from the first annular groove upwards.

4. The sports shoe according to claim 3, wherein a first slider is disposed at an upper end of the first lock rod, a first mounting groove is disposed in the pressing block, a first pry bar is hinged in the first mounting groove, a first notch is disposed in the first slider, the front end of the first pry bar extends into the first notch, a first elastic sheet is disposed below the first pry bar in the first mounting groove, the first elastic sheet is used for forcing the front end of the first pry bar to move downwards, when the rear end of the first pry bar is pressed downwards, the front end of the first pry bar pushes the first slider to move upwards, and the first slider drives the first lock rod to be separated from the first lock hole upwards.

5. Sports shoe according to claim 1, wherein the inner sole is provided with a second annular groove at the upper end close to the edge, and the lower end edges of the front upper, the middle upper and the rear upper are adapted to be inserted into the second annular groove; the inner side of the lower end edge of the front upper is provided with a front clamping groove, the inner side of the lower end edge of the middle upper is provided with a middle clamping groove, and the inner side of the lower end edge of the rear upper is provided with a rear clamping groove; the second connecting assembly comprises a first rotating shaft, a lower mounting groove is formed in the bottom of the inner sole, an upper mounting groove is formed in the inner sole and right above the lower mounting groove, the first rotating shaft is rotatably connected into the inner sole and is arranged in the vertical direction, the upper end of the first rotating shaft extends into the upper mounting groove and is fixedly provided with an upper gear, and the lower end of the first rotating shaft extends into the lower mounting groove and is fixedly provided with a rotating wheel; the right side of the inner sole is provided with a right sliding groove communicated with the second annular groove, the left side of the inner sole is provided with a left sliding groove communicated with the second annular groove, the front side of the inner sole is provided with a front sliding groove communicated with the second annular groove, the rear side of the inner sole is provided with a rear sliding groove communicated with the second annular groove, a right locking plate inserted into the front clamping groove, the middle clamping groove and the rear clamping groove is connected in the right sliding groove in a left-right sliding manner, a left locking plate inserted into the front clamping groove, the middle clamping groove and the rear clamping groove is connected in the left sliding groove in a left-right sliding manner, a front locking plate inserted into the front clamping groove is connected in the front sliding groove in a front-back sliding manner, and a rear locking plate inserted into the rear clamping groove is connected in the rear sliding groove in a front-back sliding manner; the front lock plate is connected with the front ends of the left lock plate and the right lock plate, and the rear lock plate is connected with the rear ends of the left lock plate and the right lock plate; a transmission assembly is arranged between the upper gear and the left lock plate and between the upper gear and the right lock plate; when the upper gear rotates, the transmission assembly controls the left lock plate and the right lock plate to synchronously and reversely move.

6. The sports shoe according to claim 1, wherein a left rear chute for communicating the left chute with the rear chute, a left front chute for communicating the left chute with the front chute, a right rear chute for communicating the right chute with the rear chute, and a right front chute for communicating the right chute with the front chute are provided in the inner sole; the front lock plate is provided with a left front convex plate which penetrates through the left front chute and extends into the left chute, a right front convex plate which penetrates through the right front chute and extends into the right chute, and the rear lock plate is provided with a left rear convex plate which penetrates through the left rear chute and extends into the left chute, and a right rear convex plate which penetrates through the right rear chute and extends into the right rear chute; be equipped with left front notch in the front left flange, be equipped with on the left jam plate and stretch into left front notch intraoral left front projection, be equipped with right front notch in the front right flange, be equipped with on the right jam plate and stretch into right front notch intraoral right front projection, be equipped with left back notch in the back left flange, be equipped with on the jam plate of a left side and stretch into left back notch intraoral left back projection, be equipped with right back notch in the back flange of the right side, be equipped with on the jam plate of the right side and stretch into right back notch intraoral right back projection.

7. The sports shoe according to claim 6, wherein a front locking plate and a front two locking plates which are used for extending into the front clamping groove are connected to the left side and the right side of the front locking plate in the inner sole in a sliding manner, a front convex column which extends into the left front clamping groove is arranged on the front locking plate, and a front two convex columns which extends into the right front clamping groove are arranged on the front two locking plates; the left and right sides sliding connection of the inherent back jam plate of inner sole has a back jam plate and two back jam plates that are used for stretching into in the back draw-in groove, be equipped with on the back jam plate and stretch into a left back intraoral back projection in groove, be equipped with on the two back jam plates and stretch into two back projections in the right back notch of back.

8. The sports shoe according to claim 5, wherein the transmission assembly includes a left rack bar provided on the left lock plate and located at a front side of the upper gear to be engaged with the upper gear, and a right rack bar provided on the right lock plate and located at a rear side of the upper gear to be engaged with the upper gear; and the upper gear drives the left toothed bar and the right toothed bar to move reversely when rotating.

9. The sports shoe according to claim 5, wherein the inner sole is provided with a radial sliding groove along a radial direction of the rotating wheel, the radial sliding groove is connected with a positioning rod in a sliding manner, the bottom of the inner sole is provided with a shifting groove communicated with the radial sliding groove, a shifting block extending into the shifting groove is arranged on the outer side of the positioning rod, a positioning notch is arranged on the outer side of the rotating wheel, and a second elastic sheet used for forcing the positioning rod to extend into the positioning notch is arranged in the radial sliding groove.

10. Sports shoe according to claim 1, wherein the bottom of the outer sole is provided with a stud bump which can engage with a stud bump of another outer sole.