shoelace adjuster

Abstract

A shoelace adjuster comprising a base, characterized in that the base comprises a mounting socket with an internal cavity and arc-shaped parts on both sides of the mounting socket, wherein the cavity of the mounting socket is provided with an outer sleeve having a placement groove, wherein a pair of inlet and outlet parts for guiding shoelaces are provided on the outer surface of the outer sleeve, wherein a coupling part of a winding channel is movably arranged in the placement groove of the outer sleeve, wherein the winding channel is connected to the inlet and outlet parts, wherein a connecting part is arranged on the coupling part and is located in the placement groove of the outer sleeve, wherein the connecting part is connected to the coupling part via a drive part, wherein a top cover is clamped to the outside of the outer sleeve, which can rotate relative to the outer sleeve.wherein a hook component is arranged between the top cover and the connecting part, which serves to raise and lower the connecting part, wherein a drive part for rotating the connecting part is arranged within the hook component and on the top of the top cover, wherein the connecting part is connected to the outer sleeve via a locking structure.

Description

Technical area

[0001] This invention relates to the technology of shoelace aids and, more particularly, to a shoelace adjuster. State of the art

[0002] Shoes bring great comfort to people in daily life and at work, as they participate in various social activities and sports. A well-fitting shoe is most important for people's wearing experience. If the shoes are too small, the feet feel constricted, which makes walking unnatural. On the other hand, if the shoes are too big, the heel cannot be supported, so the shoes are easy to fall off when walking. To get a pair of shoes that fits your foot size, people also pay great attention to the lacing of the shoes when wearing them. Shoes that are too tight allow the feet to get too little air. For shoes with laces, it is common practice to loosen the laces gradually by untying the laces section by section; this is time-consuming and laborious. Contents of the present invention

[0003] The object of this invention is to remedy the deficiencies and inadequacies of the existing technology and to offer a shoelace adjuster that is simple to use, easy to handle and quick to adjust, thus saving time.

[0004] To achieve the above-mentioned object, this invention uses the following technical solution: A shoelace adjuster comprising a base, the base comprising a mounting base with a cavity inside and arcuate parts on both sides of the mounting base, the cavity of the mounting base being provided with an outer sleeve having a placement groove, a pair of inlet and outlet parts for passing shoelaces through being provided on the outer surface of the outer sleeve, a coupling part of a winding channel being movably arranged in the placement groove of the outer sleeve, the winding channel being connected to the inlet and outlet parts, a connecting part being arranged on the coupling part and located in the placement groove of the outer sleeve, the connecting part being connected to the coupling part via a drive part, an upper cover being clamped to the outside of the outer sleeve and being able to rotate relative to the outer sleeve, a hook component being arranged between the upper cover and the connecting part,which serves to raise and lower the connecting part, wherein a drive part for rotating the connecting part is arranged within the hook component and on the top of the upper cover, wherein the connecting part is connected to the outer sleeve via a locking structure.

[0005] A further improvement consists in the provision of a rotary guide component on the bottom surface of the cavity of the mounting base and in the placement groove of the outer sleeve, wherein the rotary guide component comprises a base plate with fastening grooves on both sides of the bottom surface of the cavity of the mounting base and a rotary guide shaft with a material-saving opening, wherein the rotary guide shaft is provided on the base plate and penetrates the dome part and the connecting part.

[0006] A further improvement is that the drive part comprises a first gear circle arranged on the upper side of the coupling part and a second gear circle arranged on the lower side of the connecting part and interlocked with the first gear circle.

[0007] A further improvement is that on the lower ring inside the upper cover, several projections with outwardly inclined bottoms are evenly arranged around the circumference, and flanges are provided on the top of the outer sleeve to facilitate clamping of the projection.

[0008] A further improvement is that the hook component comprises a hook portion arranged on the inner top side of the top cover and a hook-forming groove arranged on the connecting part and cooperating with the hook portion.

[0009] A further improvement is that the drive unit mainly consists of several drive blocks fixed to the inner top surface of the top cover, which are movably arranged in a drive groove of the connecting part.

[0010] A further improvement is that the locking structure has a third toothed circle located on the inner wall of the top of the outer sleeve, as well as an engagement section located on the connecting part that engages with the third toothed circle.

[0011] A further improvement consists in the fact that the bottom surface of the cavity of the mounting base is provided with a limiting groove, with the base plate being arranged in the limiting groove and the surface of the outer sleeve being provided with a fastening section to interact with the fastening groove of the base plate.

[0012] A further improvement is that the outer sleeve and the mounting base are connected via a fitting device, and the outer sleeve and the mounting base are also connected via a connecting device located on the other side of the fitting device; the fitting device comprises a fitting portion provided on the outer surface of the outer sleeve and between the input and output parts, and a fitting groove provided on the mounting base and the input and output parts; the connecting device comprises a pair of connecting portions provided on the outer surface of the outer sleeve and located on the other side of the fitting portion, and a connecting groove provided on the mounting base and fitting with the connecting portion.

[0013] A further improvement consists of a limiting device being arranged between the outer sleeve and the mounting base, comprising a limiting column located on the surface of the outer sleeve and a limiting groove located on the mounting base that interacts with the limiting column.

[0014] After applying the above-mentioned technical embodiment, this invention has the following advantageous effects: simple handling, uncomplicated operation, quick adjustment of the shoelaces and time saving. Brief description of the characters

[0015] To more clearly explain the embodiments of this invention or the prior art technical solutions, a brief introduction to the drawings required to describe these embodiments or the existing technology is given below. Obviously, the drawings included in the following description represent only some embodiments of this invention, and it is possible for a person skilled in the art to derive further drawings from these without any creative effort. Fig. Figure 1 is a structural diagram of this invention; Fig. Figure 2 is a decomposed structural diagram that leads to Fig. 1 belongs; Fig. Figure 3 is a structural diagram of the basis of this invention; Fig. Figure 4 is a structural diagram of the rotary guidance component of this invention; Fig. Figure 5 is a structural diagram of the outer sleeve of this invention; Fig. Figure 6 is a structural diagram of the connecting part of this invention; Fig. 7 is a structural diagram from a different perspective, which leads to Fig. 6 belongs; Fig. Figure 8 is a structural diagram of the top cover of this invention. Explanation of reference symbols:

[0016] Mounting base 11, arc-shaped part 12, outer sleeve 1, inlet and outlet part 2, coupling part 3, connecting part 4, top cover 5, rotary lock 6, base plate 21, rotary guide shaft 22, first gear circle 31, second gear circle 32, projection 41, flange 42, hook section 51, hook-shaped groove 52, drive block 61, drive groove 62, third gear circle 71, engagement section 72, limit groove 81, fastening section 82, fitting section 91, fitting groove 92, connecting section 101, connecting groove 102, limit column 111, limit groove 112. Detailed embodiments

[0017] The technical solution of this invention, as described in the patent, is clearly and completely outlined below with reference to the accompanying drawings. Obviously, the described embodiments represent only a subset of the embodiments of this invention and not all of them. Based on the embodiments of this invention, all other embodiments that could be obtained by those skilled in the art without any creative work fall within the scope of protection of this invention. Provided there are no conflicts, the features of the specific embodiments in this application may be combined.

[0018] See the ones in the Fig. Technical solution shown in Figures 1 to 8, which is used in this specific embodiment: A shoelace adjuster includes a base having a mounting base 11 with a cavity inside, and arcuate parts 12 on both sides of the mounting base. The mounting base 11 is arranged in the center of the upper (not shown in the figure), and the arcuate parts 12 adapt to the arc shape of the upper (not shown in the figure), so that the base better matches the upper (not shown in the figure). An outer sleeve 1 with a placement groove is located in the cavity of the mounting base 11, and a pair of inlet and outlet parts 2 for passing shoelaces are provided on the outer surface of the outer sleeve 1. A dome part 3 of a winding channel is movably arranged in the placement groove of the outer sleeve 1, and the winding channel is connected to the inlet and outlet parts 2.A connecting element 4 is arranged on the coupling element 3 and is located in the placement groove of the outer sleeve 1, and is connected to the coupling element 3 via a drive element. A top cover 5 is clamped to the outside of the outer sleeve 1 and can rotate relative to the outer sleeve 1. A hook component is arranged between the top cover 5 and the connecting element 4, which serves to raise and lower the connecting element 4. A drive element for rotating the connecting element 4 is located within the hook component and on the top of the top cover 5. The connecting element 4 is connected to the outer sleeve 1 via a locking mechanism. The top cover 5 is equipped externally with a rotary lock 6, which provides friction and has a material-saving groove.User-friendly, easy to operate, allows for quick loosening and tightening of shoelaces (not shown in the figure), and saves time in loosening and tightening shoelaces (not shown in the figure). A rotary guide component is provided on the bottom surface of the cavity of the mounting base 11 and in the placement groove of the outer sleeve 1, the rotary guide component comprising a bottom plate 21 with fastening grooves on both sides of the bottom surface of the cavity of the mounting base 11 and a rotary guide shaft 22 with a material-saving opening, the rotary guide shaft being provided on the bottom plate 21 and penetrating the dome part 3 and the connecting part 4. The rotary guide shaft 22 serves to guide the dome part 3 and the connecting part 4 so that the dome part 3 and the connecting part 4 do not deviate from the axis of the rotary guide shaft 22. The base plate 21 can firmly fix the rotary guide shaft 22.The drive part comprises a first gear circle 31 located on top of the dome part 3, and a second gear circle 32 located on the bottom of the connecting part 4 and meshed with the first gear circle 31. The first gear circle 31 and the second gear circle 32 mesh to transmit the rotation of the connecting part 4 to the dome part 3. Inside the upper cover 5, a plurality of outwardly inclined projections 41 are evenly arranged at the lower edge of the circumference, and at the upper end of the outer sleeve 1 there are flanges 42 that allow the projections 41 to be easily engaged. The projection 41 is connected to the flange 42 so that the upper cover 5 is attached to the outer end of the outer sleeve 1 and can rotate relative to the outer sleeve 1.The hook component comprises a hook section 51, which is located on the inner top surface of the top cover 5, and a hook-shaped groove 52, which is located on the connecting part 4 and interacts with the hook section 51. The hook section 51 interacts with the hook-shaped groove 52 to allow the top cover 5 to be raised and lowered relative to the connecting part 4. The drive component consists mainly of several drive blocks 61, which are fixed to the inner top surface of the top cover 5 and movably arranged in the drive groove 62 of the connecting part 4. When the top cover 5 rotates, it moves the drive block 61, which in turn moves the connecting part 4 via the drive groove 62.The locking structure includes a third gear circle 71 arranged on the inner wall of the upper surface of the outer sleeve 1, and an engaging portion 72 arranged on the connecting part 4 and engaging with the third gear circle 71. When the connecting part 4 is lifted, the engaging portion 72 does not engage with the third gear circle 71, so that the upper cover 5 can rotate the connecting part 4; when the engaging portion 72 engages with the third gear circle 71, the upper cover 5 cannot rotate the connecting part 4. The bottom surface of the cavity of the mounting base 11 is provided with a restricting groove 81, the base plate 21 is arranged in the restricting groove 81, and the surface of the outer sleeve 1 is provided with a fastening portion 82 that cooperates with the fastening groove 21.The limiting groove 81 provides limited fixation of the base plate 21, while the fastening section 82 has a fixing function relative to the base plate 21. The outer sleeve 1 is connected to the mounting base 11 via the fitting device, and the outer sleeve 1 is also connected to the mounting base 11 via the connecting device located on the other side of the fitting device. The fitting device comprises a fitting section 91 located on the outside of the outer sleeve 1 between the inlet and outlet parts 2, and a fitting groove 92 located on the mounting base 11 in accordance with the inlet and outlet parts 2. The connecting device comprises a pair of connecting sections 101 located on the outside of the outer sleeve 1 and arranged on the other side of the fitting section 91, as well as a connecting groove 102 located on the mounting base 11 in accordance with the connecting sections 101.This ensures a more stable installation of the outer sleeve 1 with the mounting base 11. A limiting device is provided between the outer sleeve 1 and the mounting base 11, comprising a limiting column 111 on the surface of the outer sleeve 1 and a limiting groove 112 that interacts with the limiting column 111 in the mounting base 11. The outer sleeve 1 and the mounting base 11 are installed by the interaction of the limiting column 111 and the limiting groove 112 in such a way that the outer sleeve 1 can be easily mounted onto the mounting base 11.

[0019] Installation process: The bottom of the mounting base 11 is mounted in the middle position of the top of the upper (not shown in the figure). The two arcuate parts 12 fit the arcuate surface of the upper (not shown in the figure), so that the base is more consistent with the upper (not shown in the figure). The base plate 21 is inserted into the limiting groove 81, while the outer sleeve 1 is inserted into the cavity of the mounting base 11 through the limiting column 111 and the limiting groove 112. The outer sleeve 1 is fixed in the cavity of the mounting base 11 by the fitting device and the connecting device. The dome part 3 is placed inside the outer sleeve 1, the shoelaces are passed through one side entry and exit part 2, the winding channel of the dome part 3, and then through the other side entry and exit part 2.The connecting part 4 is placed on top of the dome part 3. The drive part comprises the first gear circle 31, which is located on the top of the dome part 3, and the second gear circle 32, which is located on the bottom of the connecting part 4 and engages with the first gear circle 31. The first gear circle 31 and the second gear circle 32 mesh with each other to transmit the rotation of the connecting part 4 to the dome part 3. The upper cover 5 is then placed on the outer end of the outer sleeve 1. The inner bottom of the upper cover 5 is evenly provided with a plurality of outwardly inclined projections 41, and the top of the outer sleeve 1 is equipped with flanges 42, which facilitate the engagement of the projections 41. The projections 41 and the flanges 42 mesh with each other, so that the upper cover 5 remains on the outer sleeve 1 and can rotate relative to it.The hook section 51, located on the top of the top cover 5, and the hook-shaped groove 52, located on the connecting part 4 and interacting with the hook section 51, allow the top cover 5 to adjust the height of the connecting part 4. The drive element consists primarily of several drive blocks 61 fixed inside the top cover 5, which move in the drive groove 62 of the connecting part 4. When the top cover 5 rotates, it moves the drive blocks 61, which then rotate the connecting part 4 via the drive groove 62. The locking structure comprises the third toothed circle 71, located on the inner wall of the upper end of the outer sleeve 1, and the engagement section 72, located on the connecting part 4 and engaging with the third toothed circle 71.When the connecting part 4 is lifted, the engaging portion 72 does not engage with the third gear circle 71, so that the connecting part 4 can be moved by the rotation of the upper cover 5. When the engaging portion 72 engages with the third gear circle 71, the connecting part 4 cannot rotate. A twist lock 6 is provided on the outside of the upper cover 5, which has a friction effect and is equipped with material grooves.

[0020] How this invention works: Lift the top cover 5, the top cover 5 moves the connecting part 4 upward, so that the engaging portion 72 is separated from the third gear circle 71. Rotate the top cover 5, the top cover 5 moves the connecting part 4, and the connecting part 4 drives the dome part 3 via the drive part. The dome part 3 tightens the shoelaces passing through the winding channel of the dome part 3. When a certain tightness is reached, press the top cover 5, causing the engaging portion 72 to engage with the third gear circle 71, and the tightening of the shoelaces is completed; when the shoelaces need to be loosened, lift the top cover 5. The engaging portion 72 does not engage with the third gear circle 71, and the tension of the shoelaces causes the dome part 3 to rotate backward, thereby loosening the shoelaces.

[0021] After applying the aforementioned technical embodiment, this invention has the following advantageous effects: simple handling, uncomplicated operation, quick adjustment of the shoelaces, and time savings. The above description of specific exemplary embodiments of this invention serves only for illustrative and explanatory purposes. These descriptions are not intended to limit the invention to the forms disclosed, and it is obvious that many modifications and variations can be made according to the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of this invention and its practical applications, so that those skilled in the field are able to implement and utilize various exemplary embodiments as well as various selections and modifications of the invention.The scope of this invention is to be defined by the claims and their equivalents.

Claims

[1] Shoelace adjuster comprising a base, characterized bythat the base comprises a mounting base with a cavity inside and arcuate parts on both sides of the mounting base, wherein the cavity of the mounting base is provided with an outer sleeve with a placement groove, wherein a pair of inlet and outlet parts for passing shoelaces are provided on the outer surface of the outer sleeve, wherein a coupling part of a winding channel is movably arranged in the placement groove of the outer sleeve, wherein the winding channel is connected to the inlet and outlet parts, wherein a connecting part is arranged on the coupling part and is located in the placement groove of the outer sleeve, wherein the connecting part is connected to the coupling part via a drive part, wherein an upper cover is clamped to the outside of the outer sleeve and can rotate relative to the outer sleeve, wherein a hook component is arranged between the upper cover and the connecting part, which serves to raise and lower the connecting part,wherein a drive part for rotating the connecting part is arranged within the hook component and on the top side of the upper cover, wherein the connecting part is connected to the outer sleeve via a locking structure., [2] Shoelace adjuster according to claim 1, characterized by that a rotary guide component is provided on the bottom surface of the cavity of the mounting base and in the placement groove of the outer sleeve, wherein the rotary guide component comprises a bottom plate with fastening grooves on both sides of the bottom surface of the cavity of the mounting base and a rotary guide shaft with a material-saving opening, wherein the rotary guide shaft is provided on the bottom plate and penetrates the coupling part and the connecting part. [3] Shoelace adjuster according to claim 1, characterized bythat the drive part comprises a first toothing circle arranged on the upper side of the coupling part and a second toothing circle arranged on the lower side of the connecting part and toothed with the first toothing circle. [4] Shoelace adjuster according to claim 1, characterized by that on the lower ring inside the upper cover a plurality of projections with outwardly inclined bottoms are arranged evenly around the circumference, and flanges are provided on the upper side of the outer sleeve to facilitate clamping of the projection. [5] Shoelace adjuster according to claim 1, characterized by that the hook component comprises a hook portion arranged on the inner upper side of the upper cover, and a hook-shaped groove arranged on the connecting part and cooperating with the hook portion. [6] Shoelace adjuster according to claim 1, characterized bythat the drive part consists mainly of several drive blocks fixedly attached to the inner upper side of the upper cover, which are movably arranged in a drive groove of the connecting part. [7] Shoelace adjuster according to claim 1, characterized by that the locking structure has a third tooth circle arranged on the inner wall of the upper side of the outer sleeve, and an engaging portion arranged on the connecting part and engaging with the third tooth circle. [8] Shoelace adjuster according to claim 2, characterized by that the bottom surface of the cavity of the mounting base is provided with a limiting groove, wherein the base plate is arranged in the limiting groove and the surface of the outer sleeve is provided with a fastening portion for cooperating with the fastening groove of the base plate. [9] Shoelace adjuster according to claims 1-8, characterized byin that the outer sleeve and the mounting base are connected via a fitting device, and the outer sleeve and the mounting base are also connected via a connecting device located on the other side of the fitting device; the fitting device comprises a fitting portion provided on the outer surface of the outer sleeve and between the input and output parts, and a fitting groove provided on the mounting base and the input and output parts; the connecting device comprises a pair of connecting portions provided on the outer surface of the outer sleeve and located on the other side of the fitting portion, and a connecting groove provided on the mounting base and fitting with the connecting portion. [10] Shoelace adjuster according to claim 9, characterized bythat a limiting device is arranged between the outer sleeve and the mounting base, which device comprises a limiting column arranged on the surface of the outer sleeve, and a limiting groove arranged on the mounting base and interacting with the limiting column.

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