WO2024055347A1

WO2024055347A1 - Automatic lacing device

Info

Publication number: WO2024055347A1
Application number: PCT/CN2022/120326
Authority: WO
Inventors: 孙宇鹏; 汪翔
Original assignee: 重庆卡电科技有限公司
Priority date: 2022-09-15
Filing date: 2022-09-21
Publication date: 2024-03-21
Also published as: CN218354887U

Abstract

An automatic lacing device, which belongs to the technical field of special automatic lacing for shoes. The automatic lacing device comprises a housing (1), an electric motor (6) and a storage battery (10), which are located in an inner cavity of the housing (1), and a worm (5), which is arranged at a power output end of the electric motor (6), wherein the storage battery (10) is electrically connected to the electric motor (6); a mounting seat (12) is arranged in the inner cavity of the housing (1), and is fixed to a bottom plate of the housing (1); a mounting hole (13) is provided in the mounting seat (12), and penetrates the bottom plate of the housing (1); a rotating shaft (14) is mounted in the mounting hole (13), and rotates about the axis of the mounting hole (13) under the action of an external force; a worm gear (4) meshing with the worm (5) is fixed to the top end of the rotating shaft (14); the bottom end of the rotating shaft (14) passes out of the bottom plate of the housing (1) and is then fixed to a winch (3); a control circuit board (7) is arranged on the housing (1); control switches (9) are arranged on the control circuit board (7); and the control circuit board (7) is electrically connected to the storage battery (10). The device has a simple structure, facilitates mounting and removal, facilitates later maintenance and improves the adaptability.

Description

Automatic lacing device

Technical field

The utility model belongs to the technical field of automatic lacing for shoes, and specifically relates to an automatic lacing device with a simple structure, easy assembly and disassembly, convenient later maintenance and improved adaptability.

Background technique

The idea of self-tightening shoelaces was first popularized through the fictional power-laced NIKE sneakers worn by Marty McFly in the 1989 film Back to the Future II. Although NIKE has released at least one version of its power-laced sneaker similar to the movie prop version of Back to the Future II, the internal mechanical system and peripheral footwear platform used were not designed for mass production platforms. Chinese patent 2020800889495 discloses footwear with an automatic lacing system with integrated sound damping. The automatic lacing system has a complex structure, high manufacturing costs, and high later maintenance costs. It is not conducive to end use and is suitable for special footwear.

Utility model content

In view of the above-mentioned deficiencies in the prior art, the present utility model provides an automatic lacing device with a simple structure, easy assembly and disassembly, convenient later maintenance and improved adaptability.

In order to solve the above technical problems, the present utility model adopts the following technical solutions:

An automatic lacing device includes a casing, a motor and a battery located in the inner cavity of the casing, a worm arranged at the power output end of the motor, the battery is electrically connected to the motor; wherein: the inner cavity of the casing A mounting seat is provided in the housing, and the mounting seat is fixed on the bottom plate of the casing. The mounting seat is provided with a mounting hole, which penetrates the bottom plate of the casing. A rotating shaft is installed in the mounting hole, and the rotating shaft is mounted under the action of external force. Rotate along the axis of the mounting hole;

The top end of the rotating shaft is fixed with a worm gear meshing with the worm. The bottom end of the rotating shaft passes through the bottom plate of the housing and is fixed with a winch. The winch is used to fix the end of the special shoelaces for automatic lacing and the pair of automatic lacing shoes. Special shoelaces are used for retracting and unwinding operations;

A control circuit board is provided on the housing, and a control switch is provided on the control circuit board. The control circuit board is electrically connected to the battery.

Because the above-mentioned structure is simple, it is easy to load and unload, facilitate later maintenance and improve adaptability.

Description of drawings

Figure 1 is a schematic diagram of the external structure of the utility model;

Figure 2 is a schematic diagram of the internal structure of the utility model;

Figure 3 is a schematic structural diagram of the explosion state of the utility model.

Detailed ways

In order to enable those skilled in the art to better understand the present utility model, the technical solution of the present utility model is further described below in conjunction with the accompanying drawings and examples:

Referring to Figures 1 to 3, an automatic lacing device includes a housing 1, a motor 6 and a battery 10 located in the inner cavity of the housing 1, a worm 5 provided at the power output end of the motor 6, the battery 10 and The motor 6 is electrically connected; it is characterized in that: a mounting base 12 is provided in the inner cavity of the housing 1, the mounting base 12 is fixed on the bottom plate of the housing 1, and the mounting base 12 is provided with a mounting hole 13, The mounting hole 13 penetrates the bottom plate of the housing 1, and a rotating shaft 14 is installed in the mounting hole 13. The rotating shaft 14 rotates along the axis of the mounting hole 13 under the action of external force;

The top end of the rotating shaft 14 is fixed with a worm gear 4 meshing with the worm 5. The bottom end of the rotating shaft 14 passes through the bottom plate of the housing 1 and is fixed with a winch 3. The winch 3 is used to fix special shoelaces 11 for automatic lacing. end and perform retracting and unwinding operations on the automatic lacing special shoelace 11;

The housing 1 is provided with a control circuit board 7 , and the control circuit board 7 is provided with a control switch 9 . The control circuit board 7 is electrically connected to the battery 10 . In this embodiment, the motor 6 is a motor with a reducer, and the battery 10 is a lithium battery. The automatic lacing device described in the utility model can be sold together with the shoes or sold separately. Consumers can use one set of automatic lacing devices for multiple pairs of shoes, which improves adaptability. The utility model is simple and easy to load and unload. , facilitates later maintenance and reduces usage costs.

In order to facilitate implementation and operation, in the above embodiment, it is preferred that the control switch 9 adopts a push-button control switch, and there are two control switches 9 . One control switch 9 controls the forward rotation of the motor, and the other control switch 9 controls the reverse rotation of the motor.

In order to extend the service life of the control circuit board 7, in the above embodiment, it is preferred that the control circuit board 7 is located in the inner cavity of the housing 1, and the control circuit board 7 is fixed on the inner wall of the housing 1. The control switch 9 passes through the switch mounting hole 15 located on the side wall of the housing 1 .

In order to facilitate charging, in the above embodiment, preferably: a power management circuit board 8 is provided in the inner cavity of the housing 1. The power management circuit board 8 is electrically connected to the battery 10. The power management circuit board 8 is fixed on On the inner wall of the housing 1, a charging plug terminal 16 is provided on the power management circuit board 8. The charging plug terminal 16 is located in the plug hole 17, and the plug hole 17 is located on the side wall of the housing 1.

In order to further make the structure compact, in the above embodiment, it is preferred that the insertion hole 17 and the switch mounting hole 15 are located on adjacent side walls of the housing 1 .

In order to facilitate the operation of the control switch 9, in the above embodiment, it is preferred that the switch mounting hole 15 is located on the front side wall of the housing 1.

In order to facilitate the same set of automatic lacing devices to be suitable for different styles of shoes, in the above embodiment, it is preferred that the winch 3 is in the shape of a bottle cap, and a hole for special shoelaces 11 for automatic lacing is provided on the side wall of the winch 3 The end of the notch 18 is passed through, and an operating hole 19 and a limiting groove 20 are provided on the bottom plate of the winch 3 .

In order to prevent dust and protect various components in the inner cavity of the housing 1, in the above embodiment, it is preferred that the top of the housing 1 is provided with an opening, and a matching top cover 2 is provided at the opening.

In order to facilitate the loading and unloading of the motor 6, in the above embodiment, preferably, a partition 21 is provided in the inner cavity of the housing 1, and the partition 21 is fixed on the inner surface of the bottom plate of the housing 1. The partition 21 A motor slot is formed between the motor 6 and the inner panel of the housing 1, and the motor 6 is clamped into the motor slot.

In order to increase the strength of the partition 21, in the above embodiment, it is preferred that reinforcement ribs 22 are provided on the side plates of the partition 21.

All the above components are commercially available products. In the above embodiments, regarding the description of fixation, conventional bonding, clamping or screwing is used unless otherwise specified.

The working process of the above embodiment---place the shell 1 of the automatic lacing device on the upper, and then use one hand to pass one end of the automatic lacing special shoelace 11 through the gap 18, and the other Pull the end of the automatic lacing special shoelace 11 from the operating hole 19 to the limiting groove 20 to limit the position. Repeat the above operation on the other end of the special shoelace 11 for automatic tying. Press a control switch 9 with your hand to control the forward rotation of the motor. The rotation of the worm gear 4 meshed with the worm 5 drives the rotating shaft 14 to rotate forward, and the rotating shaft 14 drives the winch. 3. Turn to take up the thread to tighten the shoelaces. Press another control switch 9 by hand to control the reverse rotation of the motor. The rotation of the worm gear 4 meshed with the worm 5 drives the rotation shaft 14 to reverse rotation. The rotation shaft 14 drives the winch 3 to rotate for pay-off operation, thereby loosening the shoelaces. The two control switches 9 are used together to adjust the shoelace tightness.

The above are only embodiments of the present invention. Common knowledge such as the known specific structures and characteristics of the scheme are not described in detail here. Persons of ordinary skill in the art know that all the technical fields to which the utility model belongs before the filing date or priority date are known. Ordinary technical knowledge, able to understand all existing technologies in the field, and have the ability to apply conventional experimental methods before that date. Persons of ordinary skill in the field can, under the inspiration given by this application, combine their own abilities to improve and implement this application. Solutions, some typical well-known structures or well-known methods should not be an obstacle for those of ordinary skill in the art to implement the present application. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present utility model. These should also be regarded as the protection scope of the present utility model and will not affect the utility model. The effect of new implementation and the practicality of patents.

Claims

An automatic lacing device includes a housing (1), a motor (6) and a battery (10) located in the inner cavity of the housing (1), and a worm (5) provided at the power output end of the motor (6), The battery (10) is electrically connected to the motor (6); it is characterized in that: a mounting seat (12) is provided in the inner cavity of the housing (1), and the mounting seat (12) is fixed on the housing (1). ), the mounting base (12) is provided with a mounting hole (13), which penetrates the bottom plate of the housing (1), and a rotating shaft (14) is installed in the mounting hole (13) , the rotating shaft (14) rotates along the axis of the mounting hole (13) under the action of external force;

The top end of the rotating shaft (14) is fixed with a worm gear (4) meshing with the worm (5), and the bottom end of the rotating shaft (14) passes through the bottom plate of the housing (1) and is fixed with a winch (3). The winch (3) is used to fix the end of the special automatic lacing shoelace (11) and perform retracting and unwinding operations on the special automatic lacing shoelace (11);

The housing (1) is provided with a control circuit board (7), the control circuit board (7) is provided with a control switch (9), and the control circuit board (7) is electrically connected to the battery (10).
The automatic lacing device according to claim 1, characterized in that the control switch (9) adopts a push-button control switch, and there are two control switches (9).
The automatic lacing device according to claim 1, characterized in that: the control circuit board (7) is located in the inner cavity of the housing (1), and the control circuit board (7) is fixed on the inner cavity of the housing (1). On the inner wall, the control switch (9) passes through the switch mounting hole (15) on the side wall of the housing (1).
The automatic lacing device according to claim 1 or 3, characterized in that: a power management circuit board (8) is provided in the inner cavity of the housing (1), and the power management circuit board (8) is connected with the battery ( 10) Electrical connection, the power management circuit board (8) is fixed on the inner wall of the housing (1), and a charging plug terminal (16) is provided on the power management circuit board (8). The charging plug terminal (16) is located in the plug hole (17), which is located on the side wall of the housing (1).
The automatic lacing device according to claim 4, characterized in that the insertion hole (17) and the switch mounting hole (15) are located on adjacent side walls of the housing (1).
The automatic lacing device according to claim 3 or 5, characterized in that the switch mounting hole (15) is located on the front side wall of the housing (1).
The automatic lacing device according to claim 1, characterized in that: the capstan (3) is in the shape of a bottle cap, and an end for a special shoelace (11) for automatic lacing is provided on the side wall of the capstan (3). Through the notch (18), an operating hole (19) and a limiting groove (20) are provided on the bottom plate of the winch (3).
The automatic lacing device according to claim 1, characterized in that: the top of the housing (1) is provided with an opening, and a matching top cover (2) is provided at the opening.
The automatic lacing device according to claim 1, characterized in that: a partition (21) is provided in the inner cavity of the housing (1), and the partition (21) is fixed on the bottom plate of the housing (1) On the inner panel of the motor, a motor slot is formed between the partition (21) and the inner panel of the housing (1), and the motor (6) is clamped into the motor slot.
The automatic lacing device according to claim 1, characterized in that: reinforcement ribs (22) are provided on the side plates of the partition plate (21).