WO2023184904A1

WO2023184904A1 - Two-way insert

Info

Publication number: WO2023184904A1
Application number: PCT/CN2022/121632
Authority: WO
Inventors: 汪腾
Original assignee: 浙江伟星实业发展股份有限公司
Priority date: 2022-03-28
Filing date: 2022-09-27
Publication date: 2023-10-05
Also published as: CN216907058U

Abstract

A two-way insert, comprising an insertion rod (20) and an insertion pin (30) for mounting two-way sliders (10), wherein an insertion pin side wing base (40) is provided on a cloth tape of the insertion pin (30); and an insertion pin side wing channel for the two-way sliders (10) to enter is formed between the insertion pin (30) and the insertion pin side wing base (40), and the insertion pin side wing channel is provided with a limiting portion (501) capable of transversely limiting the sliders moving in place. The problem of the cloth tape coming into an inner cavity of a slider due to a transverse shake of the slider can be solved, and rapid and precise alignment of inner cavities of the two-way sliders (10) can be easily achieved, thereby facilitating quick and accurate insertion and pull-out of the insertion rod (20).

Description

A dual-open plug-in

This application claims priority to the Chinese patent application filed with the China Patent Office on March 28, 2022, with the application number 202220687761.9 and the utility model name "A dual-opening plug-in", the entire content of which is incorporated into this application by reference.

Technical field

The present application relates to the technical field of zipper equipment, and more specifically, to a double-open plug-in.

Background technique

In daily life, double zippers are widely used. When closing the slider of a double-open zipper, since the two sliders are not easy to align, it requires both hands to operate. Repeatedly confirm that the positions of the two sliders are aligned before inserting them to close the zipper. Even if the two sliders are pulled together in place, it is easy to shake, causing the slider to eat into the edge cloth tape. Therefore, the latch cannot be quickly inserted at one time, making it inconvenient to use.

Currently, most of the zipper pullers on the market use methods to increase the strength of the puller and the cloth belt and increase the hardness of the cloth strap in an attempt to stop the slider. However, the effect achieved by the above solution is not ideal. It still cannot ensure accurate and effective alignment between the slider and the slider. The problem of the slider shaking left and right and eating the cloth tape has not been significantly improved. It cannot ensure that the insertion rod can be quickly and stably inserted into the Pull the head in.

Contents of the invention

In view of this, this application provides a double-open plug-in that is easy to pull the slider. The inner cavities of the upper and lower sliders can be quickly and accurately aligned to prevent the slider from shaking left and right and getting into the cloth belt, causing the slider to be unable to be aligned. Quick and stable insertion and removal , improve the success rate and user experience of zipper closing.

The present application provides a double-opening plug-in, which includes a plug-in rod and a plug for installing a double-opening slider. The plug is provided with a plug side base on the cloth belt, and a plug is formed between the plug and the plug side base for double opening. The latch side channel into which the slider enters is provided with a limiting portion capable of laterally limiting the slider when it is in place.

In some embodiments, the latch flanking channels are bottomed channels.

In some embodiments, the latch flank channel is provided with a first guide portion at the entry end of the slider to guide the entry of the slider, and the first guide portion is tapered along the entry direction of the slider.

In some embodiments, the latch flank channel is provided with a second guide portion at the movement end of the slider to guide the slider to enter, the second guide portion gradually expands along the entry direction of the slider, and the limiting portion The first guide part and the second guide part are arranged between the first guide part and the second guide part.

In some embodiments, the front end of the latch and the front end of the second guide portion each protrude forward and are connected to form a guide groove for guiding the slider to enter.

In some embodiments, the guide groove is a U-shaped groove that matches the arc angle of the front end of the slider.

In some embodiments, the cloth belt of the plunger is provided with a plunger flank base, and a plunger flank channel is formed between the plunger flank base and the plunger.

In some embodiments, the plunger flank channels are inverted U-shaped channels.

In some embodiments, the plunger flank base and the latch flank base are arranged symmetrically.

In some embodiments, the latch flank base, the latch and the bottom are integrally formed.

The double-opening plug-in provided by this application facilitates the guide entry of the double-opening slider through the latch side channel. The limiting portion of the latch side channel can laterally limit the two sliders that have moved in place to ensure that the inner cavities of the two sliders are accurately aligned. , the two sliders will not shake, making it easier to insert and remove the rod and avoid pinching the cloth tape. When the latch is at the collar, the two sliders can stop firmly on the double-open plug-in and will not loosen or fall. This application has a simple structure, low cost, smooth and quick pulling operation with double-opening sliders, and accurate alignment.

Description of drawings

In order to explain the embodiments of the present application or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only This is an embodiment of the present application. For those of ordinary skill in the art, other drawings can be obtained based on the provided drawings without exerting creative efforts.

Figure 1 is a schematic diagram of a double-open plug-in provided by the first specific embodiment of the present application;

Figure 2 is a schematic diagram of a dual-open plug-in provided by the second specific embodiment of the present application;

Figure 3 is a schematic structural diagram of a double-open plug-in provided by the third specific embodiment of the present application;

Figure 4 is a schematic structural diagram of the insertion rod, latch and double-open slider in Figure 3 when they are pulled together;

Figure 5 is a schematic structural diagram of a double-open plug-in provided by the fourth specific embodiment of the present application;

Figure 6 is a schematic structural diagram of a double-opening plug-in provided by the fifth specific embodiment of the present application.

Among them, 10-double opening pull head, 20-insert rod, 30-latch, 40-latch side base, 60-insert side base, 501-limiting part, 502-first guide part, 503-second guide part, 504-Guide slot.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

In order to enable those skilled in the art to better understand the solution of the present application, the present application will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

This application provides a double-open plug-in, including a plug-in rod 20 and a latch 30. The double-open slider 10 is installed on the latch 30. After the double-open slider 10 moves into place, the plug-in rod 20 is inserted into the inner cavity of the double-open slider 10. The cloth belt is provided with a latch flank base 40 on one side of the latch 30. The latch flank base 40 is located on the outside of the latch 30. A latch flank channel is provided between the two. The latch flank channel provides a guide channel for inserting the plug 20. , so that the insertion rod 20 can be accurately inserted into the guide channel. The latch side channel is provided with a limiting portion 501, which can laterally limit the slider when it is in place to prevent the two sliders from shaking left and right.

The upper slide head and the lower slide head are arranged on the latch 30 and the latch flank base 40 through the latch flank channels. Since the slider tends to sway along with the swing of the clothes on a traditional latch device, the position of the slider may shift, causing the inner cavities of the two slider heads to be misaligned, making it impossible to quickly and effectively insert the insertion rod 20 into the inner cavities of the two slider heads.

To address this problem, when the upper slider in this application passes through the side base, its latch side channel guides the movement of the slider, making it easier for the insertion rod 20 to be inserted into the inner cavities of the two sliders, and the limiting portion 501 blocks the movement of the slider. The slider moves sideways to assist and fix the slider to ensure that the two sliders will not swing left or right on the insertion rod 20 or deviate.

The double-open plug-in provided by this application has stable bite between the two sliders and is not prone to deviation. It is simple to operate and does not require additional observation and positioning. You only need to pull the two sliders to the bottom. The production process is simple and changes the entire production process. smaller.

The pin flank channels are bottomed channels. The bottom is stamped and fixed on the cloth strip through a stamping die. The latch side base 40 and the latch 30 are connected through the bottom, that is, a channel is formed between the latch side base 40, the latch 30 and the bottom, thereby forming a base channel.

The bottom of the channel has a certain thickness to fill the engagement space between the slider cloth seam and the flank base channel, increase the friction resistance of the slider, increase the forward friction force of the double-open slider 10, and prevent the slider in place from moving forward and backward. The direction shift further ensures the stability of the slider's advancement.

Please refer to Figure 1, which is a schematic diagram of a dual-opening plug-in provided by a first specific embodiment of the present application. In the figure, the latch flank channel is generally located in the middle of the latch flank base 40, and is provided with a limiting portion 501. The limiting portion 501 is in the shape of a constriction, which serves as a guide during movement and a lateral limiting function after the movement is in place. Combined with the channel The friction between the bottom and the slider can effectively limit the slider.

Figure 2 is a schematic diagram of a dual-opening plug-in provided by the second specific embodiment of the present application. In the figure, the latch flank channel is provided with a first guide portion 502 at the entry end of the slider. The first guide portion 502 is tapered along the entry direction of the slider and smoothly transitions to the limiting portion 501 at the front end. The first guide part 502 guides the slider in more conveniently, and the limiting part 501 stops and limits the double-open slider 10 when it is in place, making the slider pulling smoother and more efficient and convenient.

Please refer to Figures 3 and 4. Figure 3 is a schematic structural diagram of a double-opening plug-in provided by the third specific embodiment of the present application. Figure 4 is a schematic structural diagram of the insertion rod, latch and double-opening slider in Figure 3 when they are pulled together.

In Figures 3 and 4, the latch side channel is provided with a second guide part 503 at the movement end of the slider to guide the slider in. Along the pulling direction, the second guide part 503 is provided at the front end of the first guide part 502. , the second guide part 503 gradually expands along the entry direction of the slider, the limiting part 501 is received between the first guide part 502 and the second guide part 503, and is in a constriction shape, and the three parts transition smoothly. The double sliders in place are shown in Figure 4.

In this embodiment, on the basis of the first guide part 502, a second guide part 503 is added, and the second guide part 503 is convenient for guiding the slider to be pulled in and out. The width of the second guide part 503 is greater than the width of the middle limiting part 501. The first guide part 502 and the second guide part 503 serve as guides to facilitate the entry of the two sliders. The limiting part 501 blocks the lateral movement and shaking of the slider, and acts as a stop and limit to prevent collision with the latch side base 40. The limiter 501 also stops and limits the double-open slider 10 that is pulled in place to prevent the pull-out. Head shaking.

Referring to Figure 5, Figure 5 is a schematic structural diagram of a double-opening plug-in provided by the fourth specific embodiment of the present application.

In the figure, the latch side base 40 is provided with a first guide part 502, a limiting part 501 and a second guide part 503 in sequence along the slider insertion direction. The front ends of the latch 30 and the front ends of the second guide part 503 respectively protrude forward. The connection forms a guide groove 504, which can guide the slider to enter quickly and form a barrier at the terminal to prevent the slider from falling off due to excessive force.

In order to ensure the safety of use, the extended portions of the latch 30 and the second guide portion 503 have an arc-shaped structure without edges and corners to avoid scratching personnel.

In addition, in order to ensure good cooperation between the guide groove 504 and the arc angle on the outside of the front end of the slider, the guide groove 504 is a U-shaped groove. The U-shaped groove matches the arc angle of the front end of the slider. The size of the U-shaped groove is consistent with the slider. The arc angle of the front end is adapted to accommodate the slider and limit the position of the slider. It should be noted that the guide groove 504 is not limited to a U-shaped structure. The specific structure of the guide groove 504 should be set according to actual needs and is not limited herein.

The latch side base 40, the bottom and the latch 30 are preferably integrally formed to facilitate processing and ensure strength.

Referring to Figure 6, Figure 6 is a schematic structural diagram of a double-opening plug-in provided by the fifth specific embodiment of the present application.

On the basis of any of the above embodiments, the insertion rod flank base 60 can be provided on the cloth belt on the side where the insertion rod 20 is provided. The insertion rod flank base 60 and the insertion rod 20 form an insertion rod flank channel. A limiting portion 501 is provided on the side channel, and a first guide portion 502 and/or a second guide portion 503 may be further provided. The principle of the insertion rod side channel is the same as that of the latch side channel. The setting of the insertion rod side channel can guide and limit the two wings of the double-open slider 10 at the same time, thereby improving the stability of the double-open slider 10.

In a preferred embodiment, the plug side base 60 and the latch side base 40 are symmetrically distributed, thereby ensuring synchronous guidance and limiting of both sides of the double-open slider 10, further improving the stability of the double-open slider 10. properties to prevent motor blockage.

It should be noted that in this specification, relational terms such as first and second are only used to distinguish one entity from several other entities, and do not necessarily require or imply the existence of any such relationship between these entities. Actual relationship or sequence.

The above is a detailed introduction to the dual-open plug-in provided by this application. This article uses specific examples to illustrate the principles and implementation methods of this application. The description of the above embodiments is only used to help understand the method and its core idea of this application. It should be noted that for those of ordinary skill in the art, several improvements and modifications can be made to the present application without departing from the principles of the present application, and these improvements and modifications also fall within the protection scope of the claims of the present application.

Claims

A double-opening plug-in includes a plug-in rod (20) and a latch (30) used to install a double-opening slider (10). It is characterized in that the latch (30) is provided with a latch flank base (40) on the cloth belt. A latch flank channel is formed between the latch (30) and the latch flank base (40) for the double-open slider (10) to enter, and the latch flank channel is provided with a lateral limiter that can limit the movement of the slider in place. The limit part (501) of the position.
The double-opening plug-in according to claim 1, wherein the plug side channel is a bottomed channel.
The double-opening insert according to claim 2, characterized in that the latch flank channel is provided with a first guide portion (502) at the entry end of the slider to guide the entry of the slider, and the first guide portion (502) ) tapers along the entry direction of the slider.
The double-open insert according to claim 3, characterized in that the latch flank channel is provided with a second guide portion (503) at the movement terminal of the slider to guide the slider to enter, and the second guide portion (503) ) gradually expands along the entry direction of the slider, and the limiting part (501) is provided between the first guide part (502) and the second guide part (503).
The double-opening insert according to claim 4, characterized in that the front end of the latch (30) and the front end of the second guide portion (503) respectively protrude forward and are connected to form a guide groove ( 504).
The double-opening insert according to claim 5, characterized in that the guide groove (504) is a U-shaped groove that matches the arc angle of the front end of the slider.
The double-open plug-in according to any one of claims 1 to 6, characterized in that the insertion rod (20) is provided with an insertion rod side base (60) on the cloth belt, and the insertion rod side base (60) and The insertion rod flank channels are formed between the insertion rods (20).
The double-open plug-in according to claim 7, characterized in that the insert rod side channel is an inverted U-shaped channel.
The double-open plug-in according to claim 7, characterized in that the plug side base (60) and the plug side base (40) are symmetrically arranged.
The double-open plug-in according to claim 2, characterized in that the latch side base (40), the latch (30) and the bottom of the channel are integrally formed.