CN220192363U

CN220192363U - Open-end lower stopper and zipper

Info

Publication number: CN220192363U
Application number: CN202321808525.9U
Authority: CN
Inventors: 沈德达; 朱佳欣
Original assignee: Zhejiang Weixing Industrial Development Co Ltd
Current assignee: Zhejiang Weixing Industrial Development Co Ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2023-12-19
Anticipated expiration: 2033-07-11

Abstract

The utility model provides a split lower stopper and a zipper, which relate to the technical field of zippers, wherein a box body and an insert rod are respectively arranged on two different cloth belts, and each cloth belt is respectively provided with a zipper tooth; when the two chain teeth are kept in an engaged state, the two cloth belts are respectively arranged on the upper surface of one chain tooth and the lower surface of the other chain tooth, so that one chain tooth is arranged on the front side, and the other chain tooth is arranged on the back side, and a positive and negative matched zipper is formed; the box body is provided with a slot for inserting the inserting rod, and when the inserting rod is inserted into the slot, the cloth belt where the inserting rod is positioned stretches into the cloth slit, so that the two cloth belts are kept parallel to each other; by adopting the open-end lower stop structure provided by the utility model, the arrangement positions of the slots and the cloth seams are reasonably arranged, so that the cloth belts are ensured to be parallel to each other when the insert rod and the box body are mutually inserted and assembled, and the problem of rolling at the lower stop position of the positive and negative matched zipper is avoided.

Description

Open-end lower stopper and zipper

Technical Field

The utility model relates to the technical field of zippers, and further relates to a split lower stopper and a zipper.

Background

The split zipper is a zipper with mutually separable zipper tail parts, the separated end parts are provided with split lower stops, the split lower stops comprise a plunger rod and a box body, the plunger rod is arranged at one end of one side zipper tooth belt, and the box body is arranged at one end of the other side zipper tooth belt. The pull head base is arranged on the zipper teeth on one side of the box body, the insert rod is inserted into the base and then inserted into the box body, and the pull head moves towards the other direction, so that a pair of zipper teeth are meshed, and teeth on two sides of the zipper are closed. When the closed slider is moved in the other direction, the engagement of the pair of teeth is released, and the plunger is pulled out of the base, so that the slide fastener is opened.

The openings of the side edges of the box body and the insert rod are provided with thick edges and thin edges, the thick edges of the box body correspond to the thick edges of the insert rod, and the thin edges of the box body correspond to the thin edges of the insert rod. The thick edge is on the upper edge, and the zipper teeth are on the front surface, which belongs to a positive-loading zipper; conversely, the thick edge is arranged at the lower edge, and the zipper teeth are arranged at the back surface, so that the reverse zipper is arranged.

At present, a positive and negative matching zipper exists in the market, namely, the zipper teeth on one side are positively arranged, the zipper teeth on the other side are reversely arranged, and the heights of two cloth belts are different; only the zipper teeth on one side can be seen after the zipper teeth are pulled and closed, and the zipper teeth on the other side are shielded by the cloth belt, so that the visual effect is enriched.

The tail end of the traditional positive and negative matched zipper still adopts a common lower stop structure, but because the heights of left cloth belts and right cloth belts are different, if the cloth belts are stuck on the same plane, the positions of the cloth belts close to the lower stop are inclined, and the surfaces of the cloth belts cannot be fully stuck; the box is the same with the thick limit of insert side opening part, and insert the stick on one side and pass through the pull head and inject the box, will beat the rotation and just can insert, hardly insert, even insert hard because strap both sides difference in height, it is very tight to play to draw, and the zip fastener is put together and will be rolled up.

It is a technical problem that needs to be solved at present how to avoid rolling at the lower stop of the positive and negative matching zipper for those skilled in the art.

Disclosure of Invention

The utility model provides an open-end lower stop, which is applied to a positive and negative matched zipper, and can prevent a cloth belt near the lower stop from being rolled up, and the concrete scheme is as follows:

the open-end lower stopper comprises a box body and an inserting rod, wherein the box body and the inserting rod are respectively arranged on two different cloth belts, and each cloth belt is respectively provided with a chain tooth;

in the engaged state of the two chain teeth, the two cloth belts are respectively arranged on the upper surface of one chain tooth and the lower surface of the other chain tooth;

the box sets up the cartridge be used for the slot of plunger and be used for holding the cloth seam of strap, when the plunger inserts the slot, the plunger place the strap stretches into the cloth seam makes two the strap keeps being parallel to each other.

Optionally, the box body is provided with a box side opening for inserting the cloth belt, and the box side opening divides the box body into a box thick side and a box thin side; the box thick edge and the chain teeth are positioned on the same side of the cloth belt;

the rod inserting device comprises a rod inserting device, a rod inserting device and a rod inserting device, wherein the rod inserting device is provided with a rod side opening for inserting the cloth belt, and the rod side opening divides the rod inserting device into a rod thick edge and a rod thin edge; the thick edges of the bars and the chain teeth are positioned on the same side of the cloth belt.

Optionally, the teeth of the box body face outwards, and the teeth of the insert rod face inwards.

Optionally, the teeth of the box body face inwards, and the teeth of the insert rod face outwards.

Optionally, the sum of the thicknesses of the fastener elements and the suture is less than or equal to the thickness of the box bead;

the sum of the thicknesses of the zipper teeth and the suture is smaller than or equal to the thickness of the thick edge of the rod.

Optionally, the distance between the two cloth belts is equal to the thickness of the fastener element after sewing.

Optionally, the box body is provided with a connector, and the connector is used for prolonging the connection length of the box body and the cloth belt;

the thickness of the connector is equal to that of the insert rod, and when the insert rod is inserted into the slot, the connector is aligned with the end part of the insert rod.

Optionally, the plunger is configured to be inserted into one end of the slot to provide a tapered section.

Optionally, the case thin edge and the rod thin edge are respectively provided with a punching and riveting point for clamping and riveting the cloth belt in the case side opening or the rod side opening.

The utility model also provides a zipper comprising the open-ended lower stop of any one of the above.

The utility model provides a split lower stopper, wherein a box body and an inserting rod are respectively arranged on two different cloth belts, and each cloth belt is respectively provided with a chain tooth; when the two chain teeth are kept in an engaged state, the two cloth belts are respectively arranged on the upper surface of one chain tooth and the lower surface of the other chain tooth, so that one chain tooth is arranged on the front side, and the other chain tooth is arranged on the back side, and a positive and negative matched zipper is formed; the box body is provided with a slot for inserting the inserting rod, and when the inserting rod is inserted into the slot, the cloth belt where the inserting rod is positioned stretches into the cloth slit, so that the two cloth belts are kept parallel to each other; by adopting the open-end lower stop structure provided by the utility model, the arrangement positions of the slots and the cloth seams are reasonably arranged, so that the cloth belts are ensured to be parallel to each other when the insert rod and the box body are mutually inserted and assembled, and the problem of rolling at the lower stop position of the positive and negative matched zipper is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of an axial view of a split bottom stop provided by the present utility model;

FIG. 2 is a schematic front view of the open-ended lower stop provided by the present utility model;

FIG. 3 is a schematic bottom view of the open-ended lower stop provided by the present utility model;

FIG. 4 is a schematic bottom view of the housing and plunger;

FIG. 5 is a schematic illustration of the coupling of the case to the tape;

FIG. 6 is an isometric view of a tank;

FIG. 7 is an isometric schematic view of a plunger;

FIG. 8 is a front view of a zipper construction provided by the present utility model;

fig. 9 is a schematic structural view of the coupling elements on two tapes matched with each other.

The drawings include:

the box body 1, the box side opening 11, the box thick side 12, the box thin side 13, the slot 14, the connector 15, the cloth seam 16, the insert rod 2, the rod side opening 21, the rod thick side 22, the rod thin side 23, the cloth belt 3, the fastener element 4, the pull head 5 and the suture 6.

Detailed Description

The utility model aims at providing a split lower stopper which is applied to a positive and negative matched zipper and can prevent cloth belts near the lower stopper from being rolled.

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the following detailed description of the open-ended lower stop and zipper of the present utility model will be given with reference to the accompanying drawings and the specific embodiments.

The utility model provides a split lower stopper, which is shown in fig. 1 to 5, and comprises a box body 1 and an inserting rod 2, wherein the box body 1 and the inserting rod 2 are of a structure which is mutually matched to realize insertion, and are used for realizing alignment of the end parts of chain teeth on two different cloth belts.

The box body 1 and the plunger 2 are respectively arranged on two different cloth belts 3, and each cloth belt 3 is respectively provided with a chain tooth 4; as shown in fig. 1, the case 1 is provided on the left cloth tape 3, and the plunger 2 is provided on the right cloth tape 3.

In the engaged state of the two chain teeth 4, the two cloth belts 3 are respectively arranged on the upper surface of one chain tooth 4 and the lower surface of the other chain tooth 4; referring to fig. 8, in which the left cloth tape 3 is provided on the upper surface of the fastener element, the right cloth tape 3 is provided on the lower surface of the fastener element, with the side that can be seen here being the upper surface, which is exposed in the embodiment shown in the drawing; in addition to the structure shown in fig. 8, the left cloth tape 3 may be provided on the lower surface of the fastener element, and the right cloth tape 3 may be provided on the upper surface of the fastener element.

In connection with fig. 9, which shows a schematic representation of the fit between two rows of teeth 4, it is noted that when the two rows of teeth 4 are engaged with each other, the height between the two rows of teeth 4 remains flush and the teeth in fig. 9 are not yet fully engaged. In the structure shown in fig. 9, the fastener element 4 located on the left side is provided with the cloth tape 3 on the lower surface, the upper surface of the fastener element 4 located on the right side is provided with the cloth tape 3, and when the two rows of fastener elements 4 are engaged in place, the heights between the left cloth tape 3 and the right cloth tape 3 are not equal, and a height difference exists between the two rows of cloth tapes 3.

Referring to fig. 5, the case 1 is provided with a slot 14 for inserting the rod 2 and a slit 16 for accommodating the cloth tapes 3, and when the rod 2 is inserted into the slot 14, the cloth tapes 3 where the rod 2 is positioned extend into the slit 16 provided on the case 1, so that the two cloth tapes 3 are kept parallel to each other. The slot 14 serves to position the insert rod 2 so as to determine the starting position of the interengagement of the two rows of teeth.

The height of the slot 14 is larger than the height of the cloth slit 16, and in combination with fig. 5, H represents the height of the slot 14, H represents the height of the cloth slit 16, and the height of the cloth slit 16 is larger than the thickness of the cloth belt 3, so that the cloth belt 3 can be smoothly inserted into the cloth slit 16; the height of the slot 14 is greater than the height of the plunger 2 to ensure that the plunger 2 can be smoothly inserted into the slot 14.

The position of the cloth slit 16 is not in the same plane with the cloth belt 3 where the box body 1 is positioned, when the cloth belt 3 where the insert rod 2 is positioned is inserted into the cloth slit 16 arranged on the box body 1, the cloth belt 3 where the box body 1 is positioned and the cloth belt 3 where the insert rod 2 is positioned are kept parallel to each other, as shown in a state of fig. 1; after the two rows of the teeth 4 are meshed with each other, the positions of the two rows of cloth belts 3 are kept parallel, the intervals between the two rows of cloth belts 3 are equal, and the uniform and constant intervals are kept, so that the two rows of teeth 4 can not twist and curl due to the change of the intervals in the meshing process.

It should be noted that, the slot 14 and the cloth slit 16 in the present utility model may adopt a non-penetrating structure, that is, the structure shown in fig. 5, and the slot 14 in fig. 5 has a bottom structure and is in a blind hole structure; a completely penetrating structure may be adopted, and completely penetrating means penetrating the fabric along both ends in a direction parallel to the surface of the fabric tape 3. It is also possible to use a completely through slot 14, but a non-through structure for the slit 16, and these specific structures are included in the scope of the present utility model.

On the basis of the scheme, as shown in fig. 4 and 5, the box body 1 of the utility model is provided with the box side opening 11 for inserting the cloth belt 3, the opening size of the box side opening 11 is larger than the thickness of the cloth belt 3, the cloth belt 3 can be accommodated to be inserted into the box side opening 11, the box side opening 11 divides the box body 1 into a box thick side 12 and a box thin side 13, and the thickness D1 of the box thick side 12 is larger than the thickness D1 of the box thin side 13 as shown in fig. 4; the box bead 12 and the fastener elements 4 are located on the same side of the cloth tape 3, and as shown in fig. 4, the box bead 12 is located above the box side opening 11, the box bead 13 is located below the box side opening 11, and accordingly the fastener elements 4 are disposed above the cloth tape 3.

The insert rod 2 is provided with a rod side opening 21 for inserting the cloth belt 3, the rod side opening 21 divides the insert rod 2 into a rod thick side 22 and a rod thin side 23, and the thickness D2 of the rod thick side 22 is larger than the thickness D2 of the rod thin side 23 in combination with fig. 4; the thick bar edge 22 and the fastener element 4 are positioned on the same side of the cloth belt 3, and as shown in fig. 4, the thick bar edge 22 is positioned below the bar side opening 21, the thin bar edge 23 is positioned above the bar side opening 21, and accordingly the fastener element 4 is arranged below the cloth belt 3.

With the structure shown in fig. 4, after the box body 1 and the insert rod 2 are inserted into each other, the cloth belt 3 on the left side is positioned upward, the cloth belt 3 on the right side is positioned downward, and after the zipper is closed, the two cloth belts 3 are always kept in a parallel state, but the two cloth belts 3 are not on the same plane.

The utility model herein provides two specific arrangements:

first, the element 4 of the case 1 faces outward, and the element 4 of the rod 2 faces inward.

Second, the element 4 of the case 1 faces inward, and the element 4 of the rod 2 faces outward.

The inner side is the side close to the body when worn, and the outer side is the side exposed and visible. As shown in fig. 4, when the upper side is the outside and the lower side is the inside, the element 4 of the case 1 faces the outside, and the element 4 of the insert rod 2 faces the inside.

Referring to fig. 9, the fastener element 4 is fixed to the tape 3 by a thread 6, and the thread 6 has a certain thickness. The sum of the thicknesses of the zipper teeth 4 and the stitching lines 6 is smaller than or equal to the thickness of the box thick edge 12; the sum of the thicknesses of the fastener element 4 and the suture 6 is less than or equal to the thickness of the thick edge 22 of the rod. Ensuring that the teeth are not higher than the box thick edge 12 and the rod thick edge 22 after being installed, so that the whole zipper keeps uniform thickness everywhere.

The distance between the two cloth belts 3 is equal to the thickness of the chain teeth 4 after sewing. Referring to fig. 9, based on the structures of the left upper fastener element 4 and the right lower fastener element 4, the thickness between the upper surface of the right cloth belt 3 and the lower surface of the left cloth belt 3 is approximately equal to the thickness of the sewn rear fastener element 4 plus the thickness of the two cloth belts 3, and the distance between the lower surface of the right cloth belt 3 and the upper surface of the left cloth belt 3 is approximately equal to the thickness of the sewn rear fastener element 4.

Referring to fig. 4, the thickness between the upper surface of the left cloth belt 3 and the lower surface of the right cloth belt 3 is approximately equal to the thickness of the sewn rear fastener element 4 plus the thickness of the two cloth belts 3, and the distance between the lower surface of the left cloth belt 3 and the upper surface of the right cloth belt 3 is approximately equal to the thickness of the sewn rear fastener element 4.

Referring to fig. 1, 2, 5 and 6, the case 1 is provided with a connector 15, the connector 15 is used for extending the connection length between the case 1 and the cloth tape 3 to improve the connection stability, the thickness of the connector 15 is smaller than that of the main body part of the case 1, and the width of the connector 15 is smaller than that of the main body part of the case 1. The thickness of the connecting body 15 is equal to that of the insert rod 2, when the insert rod 2 is inserted into the slot 14, one part of the insert rod 2 enters the slot 14, the other part of the insert rod is exposed out of the slot 14, and the connecting body 15 is aligned with the end part of the insert rod 2, so that the connecting contact part of the box body 1 and the insert rod 2 is more uniform.

As shown in fig. 7, the insert 2 is provided with a tapered section at one end of the insert 14, that is, the insert 2 is gradually and smoothly contracted at least at one end of the insert 14, or both ends of the insert 2 are respectively and smoothly contracted so as to facilitate the insertion of the insert 2 into the insert 14.

Specifically, the utility model provides punch-rivet points on the box-side and rod-side edges 13, 23, respectively, by which the cloth tape 3 is clamped and riveted in the box-side opening 11 or the rod-side opening 21. The punch-rivet points are provided on the case-side thin edge 13 or the rod-side thin edge 23, protruding toward the case-side opening 11 or the rod-side opening 21, so that the cloth tape 3 inserted into the case-side opening 11 or the rod-side opening 21 is fixed.

The utility model also provides a zipper, which comprises the split lower stopper, as shown in fig. 8, wherein a specific structure diagram of the zipper is shown, wherein the left zipper teeth 4 face inwards, the right zipper teeth 4 face outwards, and the positive and negative matched zipper is formed, so that the zipper can achieve the technical effects. The dislocation of the thick and thin sides of the side edges of the box body 1 and the insert rod 2 ensures that the two sides of the zipper are not rolled after being combined; the lower stop formed by the box body 1 and the plunger 2 realizes various combination modes, and has stronger decorative property besides the function.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The open-end lower stopper is characterized by comprising a box body (1) and an insert rod (2), wherein the box body (1) and the insert rod (2) are respectively arranged on two different cloth belts (3), and each cloth belt (3) is respectively provided with a chain tooth (4);

in the engaged state of the two chain teeth (4), the two cloth belts (3) are respectively arranged on the upper surface of one chain tooth (4) and the lower surface of the other chain tooth (4);

the box body (1) is provided with a slot (14) for inserting the inserting rod (2) and a cloth seam (16) for accommodating the cloth belts (3), when the inserting rod (2) is inserted into the slot (14), the cloth belts (3) where the inserting rod (2) are located extend into the cloth seam (16), so that the two cloth belts (3) are kept parallel to each other.

2. The open-end lower stop according to claim 1, characterized in that the box (1) is provided with a box-side opening (11) for inserting the cloth tape (3), the box-side opening (11) dividing the box (1) into a box thick side (12) and a box thin side (13); the box thick edge (12) and the chain teeth (4) are positioned on the same side of the cloth belt (3);

the rod inserting device comprises a rod inserting device, a rod inserting device and a rod inserting device, wherein the rod inserting device is characterized in that a rod side opening (21) for inserting the cloth belt (3) is arranged on the rod inserting device, and the rod side opening (21) divides the rod inserting device (2) into a rod thick edge (22) and a rod thin edge (23); the thick bar edge (22) and the chain teeth (4) are positioned on the same side of the cloth belt (3).

3. The open-end lower stop according to claim 2, characterized in that the element (4) of the box (1) is facing outwards and the element (4) of the insert rod (2) is facing inwards.

4. The open-tailed lower stopper according to claim 2, wherein the element (4) of the case (1) is directed inward and the element (4) of the insert rod (2) is directed outward.

5. The open-end lower stop according to claim 2, characterized in that the sum of the thicknesses of the fastener element (4) and the suture (6) is less than or equal to the thickness of the box bead (12);

the sum of the thicknesses of the zipper teeth (4) and the suture lines (6) is smaller than or equal to the thickness of the thick edge (22) of the rod.

6. The open-end lower stop according to claim 2, characterized in that the spacing between the two cloth strips (3) is equal to the thickness of the fastener element (4) after sewing.

7. The open-end lower stop according to claim 2, characterized in that the box body (1) is provided with a connecting body (15), the connecting body (15) is used for prolonging the connecting length of the box body (1) and the cloth belt (3);

the thickness of the connecting body (15) is equal to that of the inserting rod (2), and when the inserting rod (2) is inserted into the inserting groove (14), the connecting body (15) is aligned with the end part of the inserting rod (2).

8. The open-tailed stopper according to claim 2, characterized in that the end of the plunger (2) intended to be inserted into the slot (14) is provided with a tapering section.

9. The open-tailed lower stopper according to claim 2, characterized in that the box web (13) and the rod web (23) are provided with punch-out points, respectively, for clamping the cloth tape (3) in the box-side opening (11) or the rod-side opening (21).

10. A slide fastener comprising the open-ended lower stop of any one of claims 1 to 9.