CN113519971A

CN113519971A - Lacing device

Info

Publication number: CN113519971A
Application number: CN202110760308.6A
Authority: CN
Inventors: 丁元新; 李清; 叶茂; 徐世良; 朱锐; 黄思劼; 孙赛赛; 魁学强
Original assignee: Suzhou Sinnotech Technology Co ltd
Current assignee: Suzhou Sinnotech Technology Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-10-22

Abstract

The lacing device comprises a first assembly and a second assembly, wherein the first assembly comprises a cladding piece, a first connecting piece, a lacing piece and a shell, the cladding piece is fixedly connected with the first connecting piece, the lacing piece is arranged in the shell, the first connecting piece is provided with a driving part, one end of the lacing piece is provided with a driven part, and the other opposite end of the lacing piece is provided with a rotation limiting part; the second assembly is provided with a tooth part matched with the rotation limiting part; one end of the shell is movably connected with the coating piece, and the other end of the shell is fixedly connected with the second assembly; the coating piece can drive the first connecting piece to move along the axial direction of the shell, the first connecting piece is at a first position, the driving part of the first connecting piece is in transmission connection with the driven part of the belt tying piece, and the rotation limiting part of the belt tying piece is engaged with the tooth part of the second assembly, so that the belt tying piece can rotate in a single direction; in the second position, the driving portion of the first link is disengaged from the driven portion of the belting member, and the rotation-restricting portion of the belting member is disengaged from the tooth portion of the second assembly. This frenulum device convenient operation is swift and save time.

Description

Lacing device

Technical Field

The invention relates to the technical field of articles for daily use, in particular to a lacing device.

Background

The opening part of articles such as shoes, knapsack, raincoat can be provided with the fag end usually, and at present, people all fix the elasticity of fag end through the mode of knoing usually, make the opening keep the state of tightening up from this. Wherein, the tightness of the rope belt refers to the degree of tightening or loosening of the rope belt. Specifically use shoes as the example, people when going out, because the motion, trample the reason such as, can lead to the condition that the department of knoing of fag end appears unclamping, just need tie again this moment and prevent trampling the shoelace and cause accident to take place, but the operation that people tied a knot is complicated and wasted time.

Disclosure of Invention

In order to overcome the problems of the prior art, the invention provides a lacing device which can reduce the complexity of lacing by people, is convenient to operate and saves time.

Based on the purpose, the technical scheme of the invention is as follows:

a belt tying device comprises a first assembly and a second assembly, wherein the first assembly comprises a wrapping piece, a first connecting piece, a belt tying piece and a shell, the wrapping piece is fixedly connected with the first connecting piece, the belt tying piece is arranged in the shell, the first connecting piece is provided with a driving part, one end of the belt tying piece is provided with a driven part, and the other opposite end of the belt tying piece is provided with a rotation limiting part; the second assembly is provided with a tooth part matched with the rotation limiting part; one end of the shell is movably connected with the coating piece, and the other end of the shell is fixedly connected with the second assembly;

the wrapping piece can drive a first connecting piece to move along the axial direction of the shell, the first connecting piece at least has a first position and a second position, in the first position, a driving part of the first connecting piece is in transmission connection with a driven part of the tying piece, and a rotation limiting part of the tying piece is engaged with a tooth part of the second assembly, so that the tying piece can rotate in a single direction; in the second position, the driving part of the first connecting piece is disengaged from the driven part of the tying piece, and the rotation limiting part of the tying piece is disengaged from the tooth part of the second assembly.

Carry out axial positioning to the cladding piece when pressing it down for realizing pulling up, be provided with the axle of inserting on the first connecting piece, it is provided with the centre bore to tie the piece, the second subassembly has the jack, it passes to insert the axle the centre bore inserts in the jack, wherein, it is provided with first location structure and second location structure on the axle to insert, first location structure be used for with tie a swing joint, second location structure be used for with second subassembly swing joint.

The second assembly comprises a second connecting piece, and the tooth part and the jack are arranged on the second connecting piece.

Wherein, be provided with the bulge loop in the centre bore of lacing piece, the bulge loop with first location structure cooperation.

And a protruding part matched with the second positioning structure is arranged in the jack.

In order to fixedly connect the covering piece and the lacing piece, at least a first fixing part is arranged in the covering piece, at least a first fixing groove is formed in the first connecting piece, and the first fixing part is matched with the first fixing groove to fixedly connect the covering piece and the first connecting piece; or, the coating part is at least internally provided with a first fixing groove, the first connecting part is at least provided with a first fixing part, and the first fixing part is matched with the first fixing groove to fixedly connect the coating part and the first connecting part.

Furthermore, the rotation limiting part is a ratchet ring, and the tooth part is a pawl; or, the rotation limiting part is a pawl, and the tooth part is a ratchet ring.

Furthermore, the second assembly further comprises a lower disc, and the lower disc is fixedly connected with the second connecting piece and the shell.

The invention has the following beneficial effects:

the lacing device comprises a first assembly and a second assembly, wherein the first assembly comprises a coating piece, a first connecting piece, a lacing piece and a shell; through with cladding piece and first connecting piece fixed connection, set up the drive division on first connecting piece, set up the driven part in the one end of lacing piece, set up the rotation limiting part at the other end of lacing piece, through drive division and driven part, the tooth portion that sets up on rotation limiting part and the second subassembly cooperatees, the frenulum can be tightened up to unidirectional rotation cladding piece when can realizing pressing the cladding piece, when pulling up the cladding piece, the frenulum piece can free rotation, thereby loosen the fag end.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

Some specific embodiments of the invention will hereinafter be described in detail by way of example and not by way of limitation, with reference to the accompanying drawings, in which like reference numerals identify the same or similar parts or features, and it will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is an overall schematic view of the lacing arrangement of the present invention;

FIG. 2 is an exploded view of the strap arrangement of the present invention;

FIG. 3 is an exploded view of the first component of the lacing arrangement;

FIG. 4 is an exploded view of the second component of the lacing arrangement;

FIG. 5 is a schematic view of a first link of the lacing arrangement; wherein, fig. 5 (a) is a front view of the first connecting member; fig. 5 (b) is a perspective view of the first connecting member;

fig. 6 is a schematic view of a strap member of the strap arrangement, wherein fig. 6 (a) is a schematic view of one perspective of the strap member; FIG. 6 (b) is a schematic view of another perspective of the lace member;

FIG. 7 is a schematic view of a wrapping element in the taping device;

FIG. 8 is a schematic view of a second link in the lacing arrangement, wherein FIG. 8 (a) is a schematic view of a perspective of the second link; FIG. 8 (b) is a schematic view from another perspective of the second connector;

fig. 9 is a schematic view of a housing in the lacing arrangement, wherein fig. 9 (a) is a schematic view of one perspective of the housing; FIG. 9 (b) is a schematic view of another perspective of the housing;

FIG. 10 is a schematic view of the lower plate of the lacing arrangement;

FIG. 11 is a schematic view of a rotating assembly in the strapping device;

FIG. 12 is a schematic view of a housing assembly of the lacing arrangement;

FIG. 13 is an overall schematic view of the first assembly;

FIG. 14 is a cross-sectional view taken along the line A-A of FIG. 1, wherein FIG. 14 (a) is a cross-sectional view of the lacing arrangement with the first coupling member in the first position; fig. 14 (b) is a cross-sectional view of the lacing arrangement with the first linkage in the second position.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways different from those described herein, and it will be apparent to those skilled in the art that similar modifications may be made without departing from the spirit of the invention, and the invention is therefore not limited to the specific embodiments disclosed below.

As shown in fig. 1-2, the present invention provides a lacing device 1, the lacing device 1 includes a covering member 10, a first connecting member 20, a housing 30, a lacing member 40, a second connecting member 50, and a bottom wall 60. As shown in fig. 3 to 4, the tying device of the present invention comprises a first assembly 70 and a second assembly 80, wherein the first assembly 70 comprises a covering member 10, a first connecting member 20, a housing 30, and a tying member 40; the second assembly 80 includes a second connector 50 and a lower plate 60.

The covering member 10 is fixedly connected with the first connecting member 20, the tying member 40 is arranged inside the shell 30, the first connecting member 20 is provided with a driving part 22, one end of the tying member 40 is provided with a driven part 42, and the other opposite end is provided with a rotation limiting part 41; the second assembly 80 is provided with a tooth portion 51 matched with the rotation limiting portion 41, one end of the housing 30 is movably connected with the covering member 10, and the other end of the housing is fixedly connected with a first clamping groove 61 arranged on the second assembly through a first buckle 32 arranged on the housing.

The covering member 10 in the strapping device of the present invention can drive the first connecting member 20 to move along the axial direction of the housing 30, specifically, the first connecting member 20 at least has a first position (corresponding to the positioning position after moving downwards) and a second position (corresponding to the positioning position after moving upwards), in the first position, the driving portion 22 of the first connecting member 20 is in transmission connection with the driven portion 42 of the strapping member 40, and the rotation limiting portion 41 of the strapping member 40 is engaged with the tooth portion 51 of the second assembly 80, so that the strapping member 40 can rotate in one direction; in the second position, the driving part 22 of the first link 20 is disengaged from the driven part 42 of the lace member 40, and the rotation restricting part 41 of the lace member 40 is disengaged from the tooth part 51 of the second assembly 80.

As shown in fig. 5, the first connecting member 20 is provided with an inserting shaft 21 and a driving portion 22, the inserting shaft 21 is further provided with a first positioning structure 211 and a second positioning structure 212, wherein as shown in fig. 6, one end of the lacing element 40 is provided with a driven portion 42, a central hole 43 is provided, a convex ring 44 is provided in the central hole, when the inserting shaft 21 is inserted into the central hole 43 of the lacing element 40, the first positioning structure 211 on the inserting shaft 21 is movably clamped with the convex ring 44 in the central hole, and the second positioning structure 212 on the inserting shaft 21 is movably clamped with the second assembly 80.

Specifically, the second assembly 80 includes a second connecting member 50 and a bottom plate 60, wherein the second connecting member 50 and the bottom plate 60 can be integrally formed to form the second assembly 80 together, and the second connecting member 50 can also be fixedly connected to the bottom plate 60, for example, when the second connecting member 50 is fixedly clamped to the bottom plate 60, the tooth portion 51 is disposed on the second connecting member 50, and the tooth portion 51 is used for cooperating with the rotation limiting portion 41 disposed at the other end of the tie member 40 to realize the function that the tie member 40 is driven by the covering member 10 to rotate in one direction, it can be understood that when the rotation limiting portion 41 is a ratchet ring, the tooth portion 51 is a pawl; when the rotation restricting portion 41 is a pawl, the tooth portion 51 is a ratchet ring.

In addition, as shown in fig. 8 (a), the second connecting member 50 is further provided with a socket 52, the socket 52 is provided with a protrusion 53 which is matched with the second positioning structure 212 on the plug shaft 21, specifically, when the covering member 10 is pressed down, the driving portion 22 on the first connecting member 20 is engaged with the driven portion 42 arranged at one end of the tying member 40, the rotation limiting portion 41 at the other end of the tying member 40 is engaged with the tooth portion 51 of the second connecting member 50, meanwhile, the plug shaft 21 on the second connecting member is inserted into the socket 52 of the second connecting member 50 through the central hole 43 of the tying member 40, and the second positioning structure 212 arranged on the plug shaft 21 is engaged with the protrusion 53 inside the socket 52 to realize the axial positioning when the covering member 10 is pressed down. Thus, depressing the covering 10 tightens the lace against one-way rotation thereof.

When the covering element 10 is pulled up, the first connecting element 20 is fixedly connected with the covering element 10, so that during the pulling up of the covering element 10, the first connecting element 20 moves upwards in the axial direction along with the first connecting element, so that the driving part 22 on the first connecting element 20 is disengaged from the driven part 42 arranged at one end of the lacing element 40, when the covering element 10 is continuously pulled up, the first positioning structure 211 on the plug shaft 21 is clamped with the inner collar 44 in the central hole of the lacing element 40 to drive the lacing element 40 to lift up in the axial direction, so that the rotation limiting part 41 arranged at the other end of the lacing element 40 is disengaged from the tooth part 51 on the second connecting element 50, and at the same time, the second positioning structure 212 on the plug shaft 21 is matched with the protrusion part 53 arranged in the insertion hole 52 on the second connecting element 50 to realize the axial positioning of the covering element 10 during the pulling up.

Therefore, after the wrapping member 10 is pulled up, the wrapping member 10 can rotate freely without the lace member 40 rotating, and the lace can be loosened by the lace tension.

As shown in fig. 5, the first connecting member 20 is further provided with a first fixing groove 23, as shown in fig. 7, the first fixing groove 23 is used for connecting with the first fixing portion 11 provided on the covering member 10, so that the cladding member 10 and the first connecting member 20 are always fixedly connected in the subsequent use process, it should be understood that the present invention is not limited to the fixing manner of the two, for example, the first fixing portion 11 disposed in the covering member 10 is a hook structure, the first fixing groove 23 disposed on the first connecting member 20 is a hook groove structure, and the two are matched to at least axially position the covering member 10 and the first connecting member 20, further, in order to circumferentially position the covering member 10 and the first connecting member 20, the second locking portion 12 may be further added inside the covering member 10, the first connecting member 20 is additionally provided with a second locking groove 24, and the two locking grooves are matched to realize circumferential positioning of the cladding member 10 and the first connecting member 20.

In addition, the first fixing groove may be disposed on the covering member 10, and the first fixing portion may be disposed on the first connecting member 20, so as to achieve the fixed connection therebetween.

As shown in fig. 9, the housing 30 is provided with a flange 31, a first buckle 32 and a rope threading portion 33, wherein the flange 31 is used for matching with a second buckle 13 (shown in fig. 7) arranged on the covering member 10, so that the housing 30 is clamped on the covering member 10; the first latch 32 is adapted to cooperate with a first latch slot 61 (shown in fig. 10) provided on the lower plate 60 to latch the housing 30 with the lower plate 60.

It is understood that the number of the first hooks 32 corresponding to the number of the first locking slots 61 may be multiple.

The assembly method of the lacing device comprises the following steps: as shown in fig. 11, the covering member 10 is fixedly connected with the first connecting member 20 to form the rotating assembly 2, and the rotating assembly 2 as a whole is rotated in the subsequent tightening and loosening actions; as shown in fig. 12, next, the housing 30 is clamped to the rotating component 2 to form the housing component 3, specifically, the covering member 10 is provided with the second clamp 13, the housing 30 is provided with the flange 31, and the second clamp 13 and the flange 31 are clamped to form the housing component 3; as shown in fig. 13, the strapping member 40 is installed in the housing assembly 3 to form the first assembly 70, specifically, the strapping member 40 is provided with a central hole 43, a convex ring 44 is arranged inside the central hole 43, when the strapping member is installed, the central hole 43 of the strapping member 40 is aligned with the insertion shaft 21 of the first connecting member 20, that is, the insertion shaft 21 is inserted into the central hole 43 of the strapping member 40, wherein the insertion shaft 21 is provided with a first positioning structure 211, and the first positioning structure 211 is engaged with the convex ring 44 in the central hole 43, so as to form the first assembly 70.

Next, the second assembly 80 is assembled, and the second connector 50 is engaged with the bottom wall 60, specifically, as shown in fig. 8 (b), the second connector 50 is provided with a plurality of protrusions 54, the bottom wall 60 is provided with a plurality of grooves 64, and the second connector 50 and the bottom wall 60 are fixedly connected by snapping the protrusions 54 into the grooves 64, thereby forming the second assembly 80.

Finally, the first component 70 and the second component 80 are assembled in a snap fit manner to form a complete lacing device, specifically, the first component 70 and the second component 80 are assembled in a snap fit manner by arranging the first snap 32 on the housing 30 and the first snap 61 on the lower disc 60.

The working process of the lacing device comprises the following steps: as shown in fig. 6, a winding groove 45 for winding the rope is provided on the tying member 40, the rope is wound on the winding groove 45, as shown in fig. 14 (a), when the rope needs to be tightened, the covering member 10 is pressed to make the driving portion 22 on the first connecting member 20 engage with the driven portion 42 provided above the tying member 40, so that the tying member 40 can be driven to follow up when the covering member 10 is rotated; meanwhile, the rotation restricting part 41 provided under the lace member 40 is engaged with the tooth part 51 provided on the second link member 50, so that the covering member 10 can be rotated only in one direction, thereby tightening the lace. In addition, when the rotation restricting part 41 is a ratchet ring and the tooth part 51 is a pawl, mechanical sound is generated due to frictional engagement between the ratchet ring and the pawl when the lace is tightened in one direction, thereby increasing the user's comfort.

When the rope belt needs to be loosened, the covering member 10 is pulled up, and the first connecting member 20 and the covering member 10 are fixedly connected, so that the first connecting member 20 also performs upward axial movement, at this time, the driving part 22 on the first connecting member 20 is disengaged from the driven part 42 on the belt tying member 40, that is, at this time, the belt tying member 40 does not follow up rotation when the covering member 10 is rotated; when the covering member 10 is continuously pulled upwards, the first positioning structure 211 on the plug shaft 21 will be engaged with the convex ring 44 of the central hole of the lacing member 40 when the first connecting member 20 moves upwards, so that the lacing member 40 is driven to move upwards for a short distance during the continuous upward axial movement of the first connecting member 20, the movement of the lacing member 40 will disengage the rotation limiting part 41 arranged at the lower part thereof from the tooth part 51 of the second connecting member 50 arranged in the lower disc 60, so that the lacing member 40 can rotate freely, and the lace wound on the lacing member 40 can be loosened by the lace tension, thereby achieving the function of loosening the lace.

The lacing device comprises a first assembly and a second assembly, wherein the first assembly comprises a coating piece, a first connecting piece, a lacing piece and a shell; through with cladding piece and first connecting piece fixed connection, set up the drive division on first connecting piece, set up driven part in the one end of lacing piece, set up the rotation limiting part at the other end of lacing piece, cooperate through drive division and driven part, the tooth portion that sets up on rotation limiting part and the second subassembly, the frenulum can be tightened up to unidirectional rotation cladding piece when can realizing pressing the cladding piece, when pulling up the cladding piece, the frenulum piece can free rotation, thereby loosen the fag end.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.

Claims

1. A lacing device, the device comprising a first component and a second component,

the first assembly comprises a covering piece, a first connecting piece, a tying piece and a shell, wherein the covering piece is fixedly connected with the first connecting piece, the tying piece is arranged in the shell, the first connecting piece is provided with a driving part, one end of the tying piece is provided with a driven part, and the other opposite end of the tying piece is provided with a rotation limiting part; the second assembly is provided with a tooth part matched with the rotation limiting part; one end of the shell is movably connected with the coating piece, and the other end of the shell is fixedly connected with the second assembly;

2. The strap assembly of claim 1 wherein said first link member has an insertion shaft, said strap member has a central opening, said second member has an insertion hole, said insertion shaft is inserted through said central opening and into said insertion hole, wherein said insertion shaft has a first positioning structure and a second positioning structure, said first positioning structure is configured to be movably coupled to said strap member, and said second positioning structure is configured to be movably coupled to said second member.

3. The lacing apparatus of claim 2, wherein the second assembly comprises a second connector having the teeth and the receptacles disposed thereon.

4. The strap assembly of claim 2 wherein a raised ring is disposed within the central bore of the strap member, the raised ring engaging the first detent.

5. A strap arrangement according to claim 2 or claim 3 wherein a projection is provided within the socket which cooperates with the second location formation.

6. The strap assembly of claim 1 wherein the covering has at least a first securement portion disposed therein and the first attachment member has at least a first securement slot disposed therein, the securement portion engaging the first securement slot to fixedly connect the covering to the first attachment member; or,

the coating part is at least internally provided with a first fixing groove, the first connecting part is at least provided with a first fixing part, and the first fixing part is matched with the first fixing groove to fixedly connect the coating part and the first connecting part.

7. The strap arrangement of any one of claims 1-4 or 6 wherein the rotation limiting portion is a ratchet ring and the teeth portion is a pawl; or, the rotation limiting part is a pawl, and the tooth part is a ratchet ring.

8. The strap assembly of claim 3 wherein the second assembly further comprises a lower plate fixedly connected to the second connector and the housing.