Lace tying device and shoes

Abstract

The utility model relates to a lacing device which comprises a one-way rotating device and a winding device matched with the one-way rotating device. The winding device comprises a winding reel, a winding wheel arranged in the winding reel and a spring connected between the winding reel and the winding wheel. And the clockwork spring provides power for the reverse rotation of the winding wheel. In the actual implementation process, when the rope belt is released, the one-way rotating device is connected with the winding device in a clamped mode; a user rotates the one-way rotating device to drive the winding wheel to rotate; the rope belt wound on the winding wheel is released, and meanwhile, the spring accumulates power; when the rope belt is tightened, the one-way rotating device is separated from the winding device, the clockwork spring restores to provide power for reverse rotation of the winding wheel, the winding wheel is made to rotate reversely, and the rope belt is wound to the winding wheel; compared with the prior art, the device has the advantage of automatically winding the rope belt, and is convenient for a user to use.

Description

Technical Field

[0001] The utility model relates to the technical field of laces, and particularly relates to a lace device and a shoe. Background Art

[0002] A lace device, also known as a rotary buckle, is usually widely used as a shoe and clothing accessory in life. For example, a lace device disclosed in Patent No.: CN116019287A. When in use, the cord is alternately bundled on both sides of the object to be tied from left to right. During the winding process of this lace device, the user needs to first engage the one-way rotation device with the winding device, and then rotate the one-way rotation device to drive the winding wheel to wind the cord outside the rotary buckle onto the winding wheel. This process requires the user to manually operate throughout, which brings inconvenience to the user. Summary of the Utility Model

[0003] (I) Technical Problems to be Solved

[0004] In order to solve the above problems of the prior art, the utility model provides a lace device that facilitates the reverse winding of the cord by the winding wheel and is beneficial for the user to tie the lace.

[0005] (II) Technical Solutions

[0006] In order to achieve the above object, the main technical solutions adopted by the utility model include:

[0007] A lace device includes a one-way rotation device and a winding device that cooperates with the one-way rotation device; the winding device includes a winding cylinder, a winding wheel disposed inside the winding cylinder, and a spring connected between the winding cylinder and the winding wheel; the spring provides power for the reverse rotation of the winding wheel.

[0008] The winding cylinder and the winding wheel are coaxially arranged; the winding cylinder includes a cylinder main body and a first connection hook fixedly connected to the inner wall of the cylinder main body; the winding wheel includes an upper end portion that cooperates with the one-way rotation device; the upper end portion has a second connection hook; the spring is connected between the first connection hook and the second connection hook.

[0009] The winding wheel includes a central hole; a plurality of the second connection hooks are evenly distributed around the central hole; the spring includes an annular portion, an inner hook portion and an outer hook portion respectively connected to both ends of the annular portion; the outer hook portion is connected to the first connection hook; the inner hook portion is connected to the second connection hook; the annular portion is sleeved outside the upper end portion.

[0010] The one-way rotation device includes a turntable and a rotary cover; the turntable is provided with an axial center hole; the axial center hole is coaxially arranged with the central hole; the turntable and the rotary cover are coaxially arranged; the turntable includes a rotating shaft and a one-way cantilever integrally formed with the rotating shaft.

[0011] The one-way cantilever includes a cantilever section extending along the circumferential direction of the turntable and a connecting arm section connecting between the cantilever section and the rotating shaft; the cantilever section includes a first end portion connected to the connecting arm section and a second end portion corresponding to the first end portion; the second end portion includes end teeth that cooperate with the wire reel.

[0012] A plurality of the one-way cantilevers are uniformly arranged around the central hole; the wire reel includes an internal gear ring that cooperates with the one-way cantilever; the internal gear ring has engaging teeth that engage with the end teeth; there is an engaging groove between two adjacent engaging teeth; the engaging groove includes a vertical surface and an inclined surface connected to the vertical surface.

[0013] The turntable further includes a turntable gap located between the one-way cantilever and the rotating shaft; the second end portion further includes a buffer block located within the turntable gap; the rotating shaft has a limiting projection for limiting the buffer block.

[0014] The turntable includes an upper connection surface that cooperates with the rotary cover; the upper connection surface is provided with a fixing groove; the rotary cover includes an insertion post that cooperates with the fixing groove.

[0015] A plurality of the fixing grooves are uniformly arranged around the central hole; a plurality of the insertion posts are arranged in one-to-one correspondence with the plurality of fixing grooves.

[0016] The turntable includes a positioning notch provided on the edge of the rotating shaft; the rotary cover has a limiting catch that cooperates with the positioning notch.

[0017] The positioning notch has a guiding inclined surface; the limiting catch has a catch inclined surface that cooperates with the guiding inclined surface.

[0018] A plurality of the limiting catches are uniformly arranged around the central hole; a plurality of the limiting catches are arranged in one-to-one correspondence with the plurality of positioning notches.

[0019] The turntable further includes a lower connection surface opposite to the upper connection surface and a connection clamping portion provided on the lower connection surface; the wire reel includes an internal clamping portion that cooperates with the connection clamping portion.

[0020] The connection clamping portion includes a plurality of connection clamping teeth uniformly arranged around the central hole; a connection clamping groove is formed between two adjacent connection clamping teeth.

[0021] The one-way rotation device further includes a clamping member connecting the turntable and the wire reel; the clamping member includes a connecting portion connected to the turntable, a chuck connected to the wire reel, and a connecting shaft connecting between the connecting portion and the chuck.

[0022] The upper connection surface includes a clamping groove that cooperates with the connecting portion; the central hole is connected to the bottom of the clamping groove; the clamping groove includes a positioning projection extending inward; the connecting portion includes a positioning notch that cooperates with the positioning projection.

[0023] A plurality of the positioning protrusions are uniformly arranged around the axis hole; the plurality of positioning notches correspond to the positioning protrusions one by one.

[0024] The chuck includes a tail end portion connected to the connecting shaft, a head end portion connected to the tail end portion, and a clamping end portion connected between the tail end portion and the head end portion; the chuck gradually becomes larger from the tail end portion to the clamping end portion; the chuck gradually becomes smaller from the clamping end portion to the head end portion; the chuck further includes an avoidance gap located in the middle of the chuck and extending axially.

[0025] The wire winding wheel is rotatably connected to the wire winding cylinder; the wire winding cylinder includes a receiving hole section cooperating with the wire winding wheel, a clamping position section at the upper end of the receiving hole section, and a clamping section at the lower end of the receiving hole section; the clamping position section includes a clamping flange for limiting the wire winding wheel; an internal gear ring is arranged at the upper end of the clamping flange.

[0026] The clamping flange extends from the inner side wall of the wire winding cylinder towards the inside of the wire winding cylinder.

[0027] The clamping position section further includes an outwardly extending outer extension ring; the rotary cover includes a cover catch cooperating with the outer extension ring.

[0028] The wire winding wheel includes a wire winding shaft section; the wire winding shaft section is arranged around the connecting shaft of the clamping member; the wire winding shaft section is provided with a lead hole.

[0029] The wire winding wheel further includes an upper retaining piece and a lower retaining piece respectively located on both sides of the wire winding shaft section.

[0030] The mainspring is arranged between the upper retaining piece and the clamping flange.

[0031] The wire winding wheel further includes a wire outlet groove arranged on the lower retaining piece; the wire outlet groove is communicated with the lead hole.

[0032] The wire winding cylinder further includes an inlet hole movably connected to the lead hole.

[0033] The wire winding wheel further includes a positioning mark arranged on the lower retaining piece; the wire winding cylinder includes a alignment mark arranged on the clamping section.

[0034] The wire winding device further includes a bearing seat connected below the wire winding cylinder; the bearing seat is used for limiting the wire winding wheel.

[0035] The bearing seat includes a seat ring sleeved outside the wire winding cylinder; the wire winding cylinder includes a positioning protrusion arranged on its outer wall; the seat ring includes a seat notch cooperating with the positioning protrusion.

[0036] The wire winding cylinder further includes a guiding post arranged on its outer wall; the ring seat includes a guiding chute cooperating with the guiding post.

[0037] The bearing seat further includes a patch portion connected to the bottom of the seat ring; the clamping section includes an insertion block extending downward; the patch portion has a socket that cooperates with the insertion block.

[0038] A shoe includes a lacing device and a shoe body.

[0039] (III) Advantageous Effects

[0040] The advantageous effects of the present utility model are as follows: During the actual implementation process, when loosening the cord, the one-way rotation device is connected to the card-holding winding device; the user rotates the one-way rotation device to drive the winding wheel to rotate; the cord wound around the winding wheel is released, and at the same time, the spring is wound up; when tightening the cord, the one-way rotation device is disengaged from the winding device, and the spring returns to provide power for the reverse rotation of the winding wheel, causing the winding wheel to rotate in reverse and winding the cord onto the winding wheel; compared with the prior art, it has the advantage of automatically winding the cord, which is convenient for the user to use. Description of the Drawings

[0041] Figure 1 It is a schematic structural diagram of the lacing device according to an embodiment of the present utility model;

[0042] Figure 2 It is a schematic structural diagram of the winding device according to an embodiment of the present utility model;

[0043] Figure 3 For the present utility model Figure 2 An enlarged view of area A;

[0044] Figure 4 It is a schematic structural diagram of the first perspective of the winding cylinder according to an embodiment of the present utility model;

[0045] Figure 5 It is a schematic structural diagram of the second perspective of the winding cylinder according to an embodiment of the present utility model;

[0046] Figure 6 It is a schematic structural diagram of the first perspective of the winding wheel according to an embodiment of the present utility model;

[0047] Figure 7 It is a schematic structural diagram of the second perspective of the winding wheel according to an embodiment of the present utility model;

[0048] Figure 8 It is a schematic structural diagram of the third perspective of the winding wheel according to an embodiment of the present utility model;

[0049] Figure 9 It is a schematic structural diagram of the spring according to an embodiment of the present utility model;

[0050] Figure 10 It is a schematic structural diagram of the one-way rotation device according to an embodiment of the present utility model;

[0051] Figure 11 Structural schematic diagram of the turntable from the first perspective of the embodiment of the present utility model;

[0052] Figure 12 Structural schematic diagram of the turntable from the second perspective of the embodiment of the present utility model;

[0053] Figure 13 Structural schematic diagram of the screw cap of the embodiment of the present utility model;

[0054] Figure 14 Structural schematic diagram of the clamping member of the embodiment of the present utility model;

[0055] Figure 15 Structural schematic diagram of the bearing seat of the embodiment of the present utility model;

[0056] In the figure:

[0057] One-way rotation device 1, wire winding device 2, wire winding cylinder 21, wire winding wheel 22, spring 23, first connecting hook 211, second connecting hook 221, central hole 222, annular part 231, inner hook part 232, outer hook part 233, turntable 11, screw cap 12, axial center hole 111, rotating shaft 112, one-way cantilever 113, cantilever section 1131, connecting arm section 1132, end tooth 1133, internal gear ring 212, vertical surface 2121, inclined surface 2122, buffer block 1134, limiting convex block 1121, fixing groove 114, inserting post 121, clamping notch 115, limiting clamping hook 122, guiding inclined surface 1151, connecting card part 116, internal clamping part 223, connecting card teeth 1161, connecting card slot 1162, clamping member 13, connecting part 131, clamping head 132, clamping slot 117, positioning protrusion 1171, positioning notch 1311, clamping end part 1321, avoiding gap 1322, accommodating hole section 213, clamping section 214, clamping connection section 215, clamping flange 2141, extending convex ring 2142, cap clamping hook 123, wire winding shaft section 224, lead hole 2241, upper retaining piece 225, lower retaining piece 226, wire outlet groove 227, wire inlet hole 216, positioning mark 228, alignment mark 217, bearing seat 24, seat ring 241, positioning convex block 218, seat notch 2411, guiding post 219, guiding sliding groove 2412, patch part 242, inserting block a1, inserting opening 2421. Detailed implementation manners

[0058] For better explaining the present utility model for easy understanding, the present utility model will be described in detail below in conjunction with the accompanying drawings through specific implementation manners.

[0059] Please refer to Figures 1-15As shown in the figure, a lacing device of the present utility model includes a one-way rotation device 1 and a wire winding device 2 that cooperates with the one-way rotation device 1; the wire winding device 2 includes a wire winding cylinder 21, a wire winding wheel 22 disposed inside the wire winding cylinder 21, and a spring 23 connected between the wire winding cylinder 21 and the wire winding wheel 22; the spring 23 provides power for the reverse rotation of the wire winding wheel 22. In the actual implementation process, when loosening the cord, the one-way rotation device 1 is engaged with the wire winding device 2; the user rotates the one-way rotation device 1 to drive the wire winding wheel 22 to rotate; the cord wound around the wire winding wheel 22 is released, and at the same time the spring 23 stores energy; when tightening the cord, the one-way rotation device 1 is disengaged from the wire winding device 2, and the spring 23 restores to provide power for the reverse rotation of the wire winding wheel 22, so that the wire winding wheel 22 rotates in reverse and winds the cord onto the wire winding wheel 22; compared with the prior art, it has the advantage of automatically winding the cord, which is convenient for users to use.

[0060] Optionally, the wire winding cylinder 21 and the wire winding wheel 22 are coaxially arranged; the wire winding cylinder 21 includes a cylinder main body and a first connection hook 211 fixedly connected to the inner wall of the cylinder main body; the wire winding wheel 22 includes an upper end portion that cooperates with the one-way rotation device 1; the upper end portion has a second connection hook 221; the spring 23 is connected between the first connection hook 211 and the second connection hook 221. In the actual implementation process, the first connection hook 211 and the second connection hook 221 are used to connect the spring 23, which is convenient for the loading and unloading of the spring 23.

[0061] Optionally, the wire winding wheel 22 includes a central hole 222; a plurality of the second connection hooks 221 are uniformly arranged around the central hole 222; the spring 23 includes an annular portion 231, an inner hook portion 232 and an outer hook portion 233 respectively connected to both ends of the annular portion 231; the outer hook portion 233 is connected to the first connection hook 211; the inner hook portion 232 is connected to the second connection hook 221; the annular portion 231 is sleeved outside the upper end portion. In the actual implementation process, the annular portion 231 of the spring 23 is sleeved outside the upper end portion, which is convenient for the positioning and installation of the spring 23.

[0062] Optionally, the one-way rotation device 1 includes a turntable 11 and a rotary cover 12; the turntable 11 is provided with an axial center hole 111; the axial center hole 111 is coaxially arranged with the central hole 222; the turntable 11 and the rotary cover 12 are coaxially arranged; the turntable 11 includes a rotating shaft 112 and a one-way cantilever 113 integrally formed with the rotating shaft 112. In the actual implementation process, the integral formation of the rotating shaft 112 and the one-way cantilever 113 is convenient for manufacturing, and at the same time can effectively reduce the use of materials and reduce production costs.

[0063] Optionally, the one-way cantilever 113 includes a cantilever section 1131 extending in the circumferential direction of the turntable 11 and a connecting arm section 1132 connecting between the cantilever section 1131 and the rotating shaft 112; the cantilever section 1131 includes a first end connected to the connecting arm section 1132 and a second end corresponding to the first end; the second end includes a terminal tooth 1133 cooperating with the wire reel 21. During actual implementation, by providing the cantilever section 1131 and the connecting arm section 1132, it is convenient for the second end to approach or move away from the rotating shaft 112 when the turntable 11 rotates.

[0064] Optionally, a plurality of the one-way cantilevers 113 are uniformly arranged around the central hole 111; the wire reel 21 includes an internal gear ring 212 cooperating with the one-way cantilever 113; the internal gear ring 212 has engaging teeth engaging with the terminal teeth 1133; there is an engaging groove between adjacent two of the engaging teeth; the engaging groove includes a vertical surface 2121 and an inclined surface 2122 connected to the vertical surface 2121. During actual implementation, a plurality of the one-way cantilevers 113 are uniformly arranged around the central hole 111, making the rotation of the turntable 11 smoother and more fluent; when the turntable 11 rotates forward, the terminal teeth 1133 move along the inclined surface 2122, driving the second end to swing inward; when the turntable 11 rotates reversely, the vertical surface 2121 blocks the terminal teeth 1133, preventing the turntable 11 from rotating reversely, making the turntable 11 rotate unidirectionally.

[0065] Optionally, the turntable 11 further includes a clearance between the one-way cantilever 113 and the rotating shaft 112; the second end further includes a buffer block 1134 located in the clearance of the turntable 11; the rotating shaft 112 has a limiting projection 1121 for limiting the buffer block 1134. During actual implementation, when the one-way cantilever 113 swings inward, the buffer block 1134 contacts the limiting projection 1121, making the swing amplitude of the cantilever smaller and preventing the one-way cantilever 113 from breaking due to excessive swing amplitude.

[0066] Optionally, the turntable 11 includes an upper connection surface cooperating with the rotary cover 12; the upper connection surface is provided with a fixing groove 114; the rotary cover 12 includes a plug post 121 cooperating with the fixing groove 114. During actual implementation, the fixing groove 114 on the connection surface cooperates with the plug post 121 of the rotary cover 12, enabling the rotary cover 12 to drive the turntable 11 to rotate, facilitating the user to adjust the turntable 11.

[0067] Optionally, a plurality of the fixing grooves 114 are uniformly arranged around the central hole 111; a plurality of the plug posts 121 are arranged in one-to-one correspondence with the plurality of fixing grooves 114. During actual implementation, the plurality of plug posts and the plurality of fixing grooves 114 are in one-to-one correspondence, making the connection between the turntable 11 and the rotary cover 12 more firm and stable, and further facilitating the user to adjust the turntable 11.

[0068] Optionally, the turntable 11 includes a clamping notch 115 provided on the edge of the rotating shaft 112; the rotary cover 12 has a limiting hook 122 that cooperates with the clamping notch 115. During actual implementation, the cooperation between the limiting hook 122 and the clamping notch 115 makes the connection between the turntable 11 and the rotary cover 12 more firm.

[0069] Optionally, the clamping notch 115 has a guiding inclined surface 1151; the limiting hook 122 has a hook inclined surface that cooperates with the guiding inclined surface 1151. During actual implementation, the cooperation between the guiding inclined surface 1151 and the hook inclined surface enables the limiting hook 122 to be smoothly inserted into the clamping notch 115, improving the assembly efficiency of the rotary cover 12 and the turntable 11.

[0070] Optionally, a plurality of the limiting hooks 122 are evenly distributed around the central hole 111; a plurality of the limiting hooks 122 are arranged in one-to-one correspondence with a plurality of clamping notches 115. During actual implementation, the cooperation between a plurality of guiding inclined surfaces 1151 and the clamping notches 115 makes the connection between the rotary cover 12 and the rotating shaft 112 more stable.

[0071] Optionally, the turntable 11 further includes a lower connection surface opposite to the upper connection surface and a connection clamping portion 116 provided on the lower connection surface; the wire reel 22 includes an inner clamping portion 223 that cooperates with the connection clamping portion 116. During actual implementation, the connection between the inner clamping portion 223 and the connection clamping portion 116 enables the turntable 11 to drive the wire reel 22 to rotate, thereby winding the rope belt.

[0072] Optionally, the connection clamping portion 116 includes a plurality of connection clamping teeth 1161 evenly distributed around the central hole 111; a connection clamping groove 1162 is formed between two adjacent connection clamping teeth 1161. During actual implementation, when the connection clamping portion 116 is connected to the inner clamping portion 223, the plurality of connection clamping teeth 1161 and the connection clamping groove 1162 can effectively strengthen the connection firmness between the connection clamping portion 116 and the inner clamping portion 223, facilitating the turntable 11 to drive the wire reel 22 to rotate.

[0073] Optionally, the one-way rotation device 1 further includes a clamping member 13 connecting the turntable 11 and the wire reel 22; the clamping member 13 includes a connection portion 131 connected to the turntable 11, a clamping head 132 connected to the wire reel 22, and a connection shaft connecting the connection portion 131 and the clamping head 132. During actual implementation, the connection portion 131 is installed between the rotary cover 12 and the turntable 11, and the clamping head 132 can be inserted into the central hole 222, enabling the one-way rotation device 1 to be quickly combined with or separated from the wire winding device 2.

[0074] Optionally, the upper connecting surface includes a clamping groove 117 that cooperates with the connecting portion 131; the axial hole 111 is connected to the bottom of the clamping groove 117; the clamping groove 117 includes a positioning protrusion 1171 extending inward; the connecting portion 131 includes a positioning notch 1311 that cooperates with the positioning protrusion 1171. During actual implementation, the positioning protrusion 1171 is connected to the positioning notch 1311, making the connection between the clamping member 13 and the turntable 11 more secure.

[0075] Optionally, a plurality of the positioning protrusions 1171 are uniformly arranged around the axial hole 111; a plurality of the positioning notches 1311 correspond to the positioning protrusions 1171 one by one. During actual implementation, the plurality of positioning protrusions 1171 are connected to the plurality of positioning notches 1311, further strengthening the connection firmness between the clamping member 13 and the turntable 11.

[0076] Optionally, the chuck 132 includes a tail end portion connected to the connecting shaft, a head end portion connected to the tail end portion, and a chuck end portion 1321 connected between the tail end portion and the head end portion; the chuck 132 gradually increases from the tail end portion to the chuck end portion 1321; the chuck 132 gradually decreases from the chuck end portion 1321 to the head end portion; the chuck 132 further includes an avoidance gap 1322 located in the middle of the chuck 132 and extending axially. During actual implementation, when the wire winding wheel 22 is connected to the chuck 132, the chuck 132 will insert into the central hole 222, and the central hole 222 will squeeze the chuck end portion 1321, causing the chuck 132 to contract inward and the avoidance gap 1322 to become smaller; when the wire winding wheel 22 enters the connecting shaft, the central hole 222 no longer squeezes the chuck end portion 1321, and under the action of the restoring force, the chuck end portion 1321 extends outward, effectively preventing the wire winding wheel 22 from unintentionally disengaging from the chuck 132.

[0077] Optionally, the wire winding wheel 22 is rotatably connected to the wire winding cylinder 21; the wire winding cylinder 21 includes a receiving hole section 213 that cooperates with the wire winding wheel 22, a clamping position section 214 at the upper end of the receiving hole section 213, and a clamping section 215 at the lower end of the receiving hole section 213; the clamping position section 214 includes a clamping flange 2141 for limiting the wire winding wheel 22; the internal gear ring 212 is provided at the upper end of the clamping flange 2141. During actual implementation, the receiving hole section 213 is used to receive the wire winding wheel 22; the clamping position section 214 is used to limit the position of the wire winding wheel 22; the clamping section 215 is used to connect to the bearing seat 24, facilitating assembly.

[0078] Optionally, the clamping flange 2141 extends from the inner side wall of the wire winding cylinder 21 into the interior of the wire winding cylinder 21. During actual implementation, when installing the wire winding wheel 22, the clamping flange 2141 can effectively prevent the wire winding wheel 22 from disengaging from the clamping position section 214, effectively limiting the wire winding wheel 22.

[0079] Optionally, the clamping section 214 further includes an outwardly extending outer convex ring 2142; the screw cap 12 includes a cap catch 123 that cooperates with the outer convex ring 2142. During actual implementation, the cap catch 123 cooperates with the outer convex ring 2142, making the connection between the screw cap 12 and the winding cylinder 21 more secure.

[0080] Optionally, the winding wheel 22 includes a winding shaft section 224; the winding shaft section 224 is arranged around the connecting shaft of the clamping member 13; the winding shaft section 224 is provided with a lead hole 2241. During actual implementation, the lead hole 2241 allows the cord to pass through, enabling the cord to be wound around the winding shaft section 224.

[0081] Optionally, the winding wheel 22 further includes an upper retaining piece 225 and a lower retaining piece 226 that are respectively located on both sides of the winding shaft section 224. During actual implementation, the upper retaining piece 225 prevents the cord from shifting upward out of the winding shaft section 224; the lower retaining piece 226 prevents the cord from shifting downward out of the winding shaft section 224, effectively limiting the cord.

[0082] Optionally, the spring 23 is arranged between the upper retaining piece 225 and the clamping flange 2141. During actual implementation, the clamping flange 2141 prevents the spring 23 from shifting upward; the upper retaining piece 225 prevents the spring 23 from shifting downward, effectively limiting the spring 23.

[0083] Optionally, the winding wheel 22 further includes an outlet groove 227 provided on the lower retaining piece 226; the outlet groove 227 communicates with the lead hole 2241.

[0084] Optionally, the winding cylinder 21 further includes an inlet hole 216 that is movably connected to the lead hole 2241.

[0085] During actual implementation, the two inlet holes 216 correspond to the two lead holes 2241 one by one. One end of the cord passes through the inlet hole 216, passes through the lead hole 2241, and exits from the outlet groove 227. The cord is knotted and clamped in the outlet groove 227; the other end of the cord passes through the other inlet hole 216, passes through the other lead hole 2241, and exits from the outlet groove 227. The cord is knotted and clamped in the outlet groove 227.

[0086] Optionally, the winding wheel 22 further includes a positioning mark 228 provided on the lower retaining piece 226; the winding cylinder 21 includes a alignment mark 217 provided on the clamping section 215. During actual implementation, when the positioning mark 228 is aligned with the alignment mark 217, the inlet hole 216 is aligned with the lead hole 2241, facilitating threading.

[0087] Optionally, the wire winding device 2 further includes a bearing seat 24 connected below the wire winding cylinder 21; the bearing seat 24 is used to limit the wire winding wheel 22. In the actual implementation process, the bearing seat 24 prevents the wire winding wheel 22 from slipping out from below the wire winding cylinder 21, and at the same time, it is convenient to be fixed on external shoes, clothing, and luggage through the bearing seat 24.

[0088] Optionally, the bearing seat 24 includes a seat ring 241 sleeved outside the wire winding cylinder 21; the wire winding cylinder 21 includes a positioning convex block 218 provided on its outer wall; the seat ring 241 includes a seat notch 2411 that cooperates with the positioning convex block 218. In the actual implementation process, the seat ring 241 is connected to the positioning convex block 218 to prevent the wire winding cylinder 21 from rotating and fix the wire winding cylinder 21.

[0089] Optionally, the wire winding cylinder 21 further includes a guiding column 219 provided on its outer wall; the ring seat includes a guiding chute 2412 that cooperates with the guiding column 219. In the actual implementation process, the guiding column 219 is connected to the guiding chute 2412 to prevent the wire winding cylinder 21 from rotating and fix the wire winding cylinder 21.

[0090] Optionally, the bearing seat 24 further includes a patch part 242 connected to the bottom of the seat ring 241; the clamping section 215 includes an insertion block a1 extending downward; the patch part 242 has a socket 2421 that cooperates with the insertion block a1. In the actual implementation process, the insertion block a1 is connected to the socket 2421, making the installation of the wire winding cylinder 21 and the bearing seat 24 more firm and reliable.

[0091] Optionally, a shoe includes a lacing device and a shoe body. In the actual implementation process, using this lacing device facilitates lacing the shoe.

[0092] The above are only embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. All equivalent transformations made using the content of the specification and drawings of the present invention, or directly or indirectly applied in related technical fields, are similarly included in the patent protection scope of the present invention.

Claims

1. A lacing device, comprising a one-way rotation device and a wire winding device cooperating with the one-way rotation device; characterized in that: The winding device includes a winding cylinder, a winding wheel disposed within the winding cylinder, and a spring connected between the winding cylinder and the winding wheel; the spring provides power for the reverse rotation of the winding wheel.

2. The lacing device according to claim 1, characterized in that: The winding cylinder and the winding wheel are coaxially arranged; the winding cylinder includes a cylinder main body and a first connection hook fixedly connected to the inner wall of the cylinder main body; the winding wheel includes an upper end portion that cooperates with a one-way rotation device; the upper end portion has a second connection hook; the spring is connected between the first connection hook and the second connection hook.

3. The lacing device according to claim 2, wherein: The winding wheel includes a central hole; a plurality of the second connection hooks are uniformly distributed around the central hole; the spring includes an annular portion, an inner hook portion and an outer hook portion respectively connected to both ends of the annular portion; the outer hook portion is connected to the first connection hook; the inner hook portion is connected to the second connection hook; the annular portion is sleeved outside the upper end portion.

4. A lacing device according to claim 3, wherein: The one-way rotation device includes a turntable and a rotary cover; the turntable is provided with an axial center hole; the axial center hole is coaxially arranged with the central hole; the turntable and the rotary cover are coaxially arranged; the turntable includes a rotating shaft and a one-way cantilever integrally formed with the rotating shaft.

5. The lacing device according to claim 4, wherein: The one-way cantilever includes a cantilever section extending in the circumferential direction of the turntable and a connecting arm section connecting the cantilever section and the rotating shaft; the cantilever section includes a first end portion connected to the connecting arm section and a second end portion corresponding to the first end portion; the second end portion includes a second end tooth that cooperates with the winding cylinder.

6. The lacing device according to claim 5, wherein: A plurality of the one-way cantilevers are uniformly distributed around the axial center hole; the winding cylinder includes an internal gear ring that cooperates with the one-way cantilever; the internal gear ring has engaging teeth that engage with the second end teeth; there is an engaging groove between two adjacent engaging teeth; the engaging groove includes a vertical surface and an inclined surface connected to the vertical surface.

7. The lacing device according to claim 6, wherein: The turntable further includes a turntable gap located between the one-way cantilever and the rotating shaft; the second end portion further includes a buffer block located within the turntable gap; the rotating shaft has a limiting protrusion for limiting the buffer block.

8. The lacing device according to claim 7, characterized in that: The turntable includes an upper connection surface that cooperates with the rotary cover; the upper connection surface is provided with a fixing groove; the rotary cover includes an insertion post that cooperates with the fixing groove.

9. The lacing device according to claim 8, characterized in that: A plurality of the fixing grooves are uniformly distributed around the axial center hole; a plurality of the insertion posts are arranged in one-to-one correspondence with the plurality of fixing grooves.

10. A lacing device according to claim 9, characterized in that: The turntable includes a positioning notch provided on the edge of the rotating shaft; the rotary cover has a limiting catch that cooperates with the positioning notch.

11. A lacing device according to claim 10, characterized in that: The positioning notch has a guiding inclined surface; the limiting catch has a catch inclined surface that cooperates with the guiding inclined surface.

12. A lacing device according to claim 11, characterized in that: A plurality of the limiting catches are uniformly distributed around the axial center hole; a plurality of the limiting catches are arranged in one-to-one correspondence with the plurality of positioning notches.

13. A lacing device according to claim 12, characterized in that: The turntable further includes a lower connection surface opposite to the upper connection surface and a connection card portion provided on the lower connection surface; the winding wheel includes an internal card portion that cooperates with the connection card portion.

14. A lacing device according to claim 13, characterized in that: The connection card portion includes a plurality of connection teeth uniformly distributed around the axial center hole; a connection card slot is formed between two adjacent connection teeth.

15. A lacing device according to claim 14, characterized in that: The one-way rotation device further includes a clamping member connecting the turntable and the winding wheel; the clamping member includes a connecting portion connected to the turntable, a clamping head connected to the winding wheel, and a connecting shaft connecting the connecting portion and the clamping head.

16. A lacing device according to claim 15, wherein: The upper connecting surface includes a clamping groove that cooperates with the connecting portion; the central axis hole is connected to the bottom of the clamping groove; the clamping groove includes a positioning protrusion extending inward; the connecting portion includes a positioning notch that cooperates with the positioning protrusion.

17. A lacing device according to claim 16, characterized in that: A plurality of the positioning protrusions are uniformly arranged around the central axis hole; a plurality of the positioning notches correspond to the positioning protrusions one by one.

18. A lacing device according to claim 17, characterized in that: The chuck includes a tail end portion connected to the connecting shaft, a head end portion connected to the tail end portion, and a clamping end portion connected between the tail end portion and the head end portion; the chuck gradually becomes larger from the tail end portion to the clamping end portion; the chuck gradually becomes smaller from the clamping end portion to the head end portion; the chuck further includes an avoidance gap located in the middle of the chuck and extending axially.

19. A lacing device according to claim 6, characterized in that: The wire winding wheel is rotatably connected to the wire winding cylinder; the wire winding cylinder includes a receiving hole section that cooperates with the wire winding wheel, a clamping position section at the upper end of the receiving hole section, and a clamping section at the lower end of the receiving hole section; the clamping position section includes a clamping flange for limiting the wire winding wheel; an internal gear ring is arranged at the upper end of the clamping flange.

20. A lacing device according to claim 19, characterized in that: The clamping flange extends from the inner side wall of the wire winding cylinder towards the inside of the wire winding cylinder.

21. A lacing device as claimed in claim 20, wherein: The clamping position section further includes an outwardly extending outer extension ring; the rotary cover includes a cover clamping hook that cooperates with the outer extension ring.

22. A lacing device according to claim 21, characterized in that: The wire winding wheel includes a wire winding shaft section; the wire winding shaft section is arranged around the connecting shaft of the clamping member; the wire winding shaft section is provided with a lead hole.

23. A lacing device according to claim 22, characterized in that: The wire winding wheel further includes an upper retaining piece and a lower retaining piece respectively located on both sides of the wire winding shaft section.

24. A lacing device according to claim 23, wherein: The clockwork spring is arranged between the upper retaining piece and the clamping flange.

25. A lacing device according to claim 24, characterized in that: The wire winding wheel further includes a wire outlet groove arranged on the lower retaining piece; the wire outlet groove communicates with the lead hole.

26. A lacing device according to claim 25, wherein: The wire winding cylinder further includes a wire inlet hole that is movably connected to the lead hole.

27. A lacing device according to claim 26, characterized in that: The wire winding wheel further includes a positioning mark arranged on the lower retaining piece; the wire winding cylinder includes a positioning mark arranged on the clamping section.

28. A lacing device according to claim 27, characterized in that: The wire winding device further includes a bearing seat connected below the wire winding cylinder; the bearing seat is used for limiting the wire winding wheel.

29. A lacing device according to claim 28, characterized in that: The bearing seat includes a seat ring sleeved outside the wire winding cylinder; the wire winding cylinder includes a positioning protrusion arranged on its outer wall; the seat ring includes a seat notch that cooperates with the positioning protrusion.

30. A lacing device according to claim 29, wherein: The wire winding cylinder further includes a guiding post arranged on its outer wall; the ring seat includes a guiding chute that cooperates with the guiding post.

31. A lacing device according to claim 30, characterized in that: The bearing seat further includes a patch portion connected to the bottom of the seat ring; the clamping section includes an inserting block extending downward; the patch portion has a socket that cooperates with the inserting block.

32. A shoe, comprising a lacing device as claimed in any one of claims 1 - 31, characterized in that: It includes a shoe body.

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