CN220832146U - Plastic horse hook zipper head - Google Patents
Plastic horse hook zipper head Download PDFInfo
- Publication number
- CN220832146U CN220832146U CN202322683429.2U CN202322683429U CN220832146U CN 220832146 U CN220832146 U CN 220832146U CN 202322683429 U CN202322683429 U CN 202322683429U CN 220832146 U CN220832146 U CN 220832146U
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- hook
- pull
- pull head
- self
- horse
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Slide Fasteners (AREA)
Abstract
The utility model relates to the technical field of zippers, in particular to a plastic hook zipper head which comprises a pull head, a pull piece, a hook and a cap, wherein the pull piece is provided with a pull rod, two buckling parts are arranged at the upper side of the pull head in a manner of deviating leftwards or rightwards relative to the center surface of the pull head, the two buckling parts are upwards protruded along the upper side of the pull head and are arranged in a manner of backwards and forwards, an installation groove is formed between the two buckling parts, the pull rod is installed in the installation groove, the front part of the hook is pivoted with the buckling parts in the front, the rear part of the hook is used for penetrating through the buckling parts in the rear so that the pull rod is limited between the upper side of the pull head and the hook, the rear part of the hook is provided with a self-locking pin which penetrates into the pull head through the upper side of the pull head, the self-locking pin is used for extending into the root parts of two adjacent teeth, and the cap is buckled on the two buckling parts and covers the hook. By implementing the utility model, the self-locking pin can be clamped between the root parts of two adjacent zipper teeth, so that the clamping depth of the self-locking pin is deeper, and the self-locking performance of the zipper head is improved.
Description
Technical Field
The utility model relates to the technical field of zippers, in particular to a plastic horse hook zipper head.
Background
The slide fastener is a connecting piece for combining or separating articles by means of continuously arranged fastener elements, and is currently used for clothing, bags, tents and the like in a large number. In order to combine or separate the slide fasteners, the slide fasteners are generally provided with slider.
When external force pulls two rows of mutually meshed zipper teeth, the zipper head is easy to move to open the zipper, and the connection effectiveness of the zipper is affected. Therefore, a detachable hook zipper head is provided, which generally comprises a pull head, a pull piece, a hook and a cap, wherein the cap and the upper side of the pull head are detachably connected in a clamping manner, the pull piece is provided with a pull rod, the hook is arranged between the cap and the pull head after the cap is clamped with the pull head, one end of the hook stretches into the pull head, and the pull rod is arranged between the hook and the upper side of the pull head so that the pull piece can pull the pull head to move. When the zipper puller works, the pull tab acts on the horse hook to enable the horse hook to swing, so that the horse hook stretches into one end of the pull head to leave a working cavity of the pull head, and the pull head moves to open or close two rows of continuously arranged zipper teeth; when the zipper head is static, one end of the hook stretches into the working cavity of the zipper head and is clamped on the zipper teeth, so that the zipper head is prevented from moving to open the zipper due to pulling of two rows of intermeshing zipper teeth.
However, the hook in the prior art is arranged in the middle relative to the slider, so that when the slider is stationary, one end of the hook contacts with a gap at the engagement position of the teeth, the clamping depth is shallow, when the two rows of teeth which are engaged with each other are pulled by external force, one end of the hook is easy to leave the engagement position of the teeth and the slider is moved to open the zipper, and the self-locking performance of the slider is poor.
Disclosure of utility model
The technical problem to be solved by the utility model is to provide the plastic horse hook zipper head, which can improve the self-locking performance of the zipper head.
In order to solve the technical problems, the plastic hook zipper head comprises a pull head, a pull piece, a hook and a cap, wherein the pull piece is provided with a pull rod, two buckling parts are arranged at the upper side of the pull head in a manner of deviating leftwards or rightwards relative to the center of the pull head, the two buckling parts are upwards protruded along the upper side of the pull head and are arranged in a manner of backwards and forwards, an installation groove is formed between the two buckling parts of the pull head, the pull rod is installed in the installation groove, the front part of the hook is pivoted with the buckling part in front, the rear part of the hook is used for penetrating through the buckling part in the rear to enable the pull rod to be limited between the upper side of the pull head and the hook, the rear part of the hook is provided with a self-locking foot which is used for penetrating through the upper side of the pull head and enters the pull head, the self-locking foot is used for extending into the space between the root parts of two adjacent teeth, and the cap is buckled on the two buckling parts and covers the hook.
As the improvement of above-mentioned scheme, the pull head includes ship board, lower ship board and branch link joint, the both ends is respectively with ship board front portion and lower ship board front portion fixed connection about dividing the link joint, lock joint portion establishes in last ship board upside, last ship board is equipped with the lock joint portion that runs through the rear and is used for supplying the abdicating through-hole that horse hook one end passed.
As an improvement of the scheme, the projection of the hook in the up-down direction is intersected with the projection of the split link plate in the up-down direction.
As an improvement of the scheme, a front-back gap is reserved between the self-locking pin and the chain dividing plate.
As an improvement of the scheme, left and right gaps are reserved between the self-locking pins and the chain dividing plates.
As an improvement of the scheme, the width of the self-locking pin is smaller than that of the horse hook, and one side of the self-locking pin, which is away from the split link plate, is coplanar with the outer side of the horse hook.
As an improvement of the scheme, the step surface for supporting the rear part of the horse hook is arranged.
As an improvement of the scheme, the front buckling part is provided with a yielding groove for the front part of the horse hook to swing.
As an improvement of the scheme, one side of the front part of the hook, which is back to the pull head, is provided with an elastic fin, and the elastic fin is used for propping against the upper side of the inner wall of the cap.
The implementation of the utility model has the following beneficial effects:
According to the plastic horse hook zipper head, the pull piece, the horse hook, the cap, the pull rod, the buckling part, the mounting groove and the self-locking pins are mutually matched, so that the self-locking pins can be clamped between the root parts of two adjacent zipper teeth, the clamping depth of the self-locking pins is deeper, and the self-locking performance of the zipper head is improved.
Drawings
FIG. 1 is a schematic front view of a plastic hook slider according to an embodiment of the present utility model;
FIG. 2 is a schematic left side view of a plastic hook slider according to an embodiment of the present utility model;
FIG. 3 is a schematic bottom view of a plastic hook slider according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a structure of a cap mounted on two fastening portions according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a hook and a pull rod mounted between a cap and a slider according to an embodiment of the present utility model;
FIG. 6 is a schematic view of the structure of the self-locking slider according to the embodiment of the present utility model when the self-locking slider is inserted into the working cavity of the slider;
Fig. 7 is a schematic diagram of the operation of the self-locking foot according to an embodiment of the present utility model.
In the figure: 1. a pull head; 2. a pull tab; 3. a horse hook; 4. a cap; 5. a pull rod; 6. a fastening part; 7. a mounting groove; 8. self-locking feet; 9. boarding plates; 10. a lower ship plate; 11. a chain dividing plate; 12. a relief through hole; 13. a step surface; 14. a relief groove; 15. elastic fin.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical ideas claimed in the present utility model. It is only stated that the terms of orientation such as up, down, left, right, front, back, inner, outer, etc. used in this document or the imminent present utility model, are used only with reference to the drawings of the present utility model, and are not meant to be limiting in any way.
As shown in fig. 1 to 7, a plastic hook 3 slider of the present utility model includes a slider 1, a pull tab 2, a hook 3 and a cap 4, wherein the pull tab 2 is provided with a pull rod 5. In practice, the pull rod 5 and the pull tab 2 are integrally formed, and the pull head 1, the pull tab 2, the hook 3 and the cap 4 may be all injection molded by plastic materials, so that the pull head does not contain metal parts.
The pull head 1 is provided with two buckling parts 6 in a manner of deviating left or right relative to the center surface of the pull head 1, the two buckling parts 6 are upwards protruded along the upper side of the pull head 1 and are arranged in a front-back manner, a mounting groove 7 is formed between the two buckling parts 6 of the pull head 1, and the pull rod 5 is mounted in the mounting groove 7. In practice, the width of the mounting groove 7 (the minimum distance between the front and rear of the opening of the mounting groove 7) should be greater than the outer diameter of the pull rod 5, and the length of the pull rod 5 is greater than the length of the mounting groove 7 (the left and right extending distance of the mounting groove 7), so that the pull tab 2 drives the pull rod 5 to rotate when the pull rod 5 is positioned in the mounting groove 7 without being affected. In the drawing, the two fastening portions 6 are offset to the right with respect to the center of the slider 1, so that the offset direction of the fastening portions 6 can be actually changed according to practical requirements.
The front part of the hook 3 is pivoted with the front buckling part 6, and the rear part of the hook 3 is used for passing through the rear buckling part 6 so that the pull rod 5 is limited between the upper side of the pull head 1 and the hook 3. In fact, the front portion of the hook 3 is provided with a rotating shaft, and the front fastening portion 6 is provided with a connecting groove rotatably connected with the rotating shaft at the front portion of the hook 3, so that the front portion of the hook 3 is pivoted with the front fastening portion 6 and the hook 3 can swing relative to the front fastening portion 6.
The rear part of the hook 3 is provided with a self-locking pin 8 which penetrates through the upper side of the pull head 1 and enters the pull head 1, and the self-locking pin 8 is used for extending into the space between the root parts of two adjacent zipper teeth. In fact, as shown in fig. 7, when the two fastening portions 6 are shifted to the right, the hook 3 and the self-locking legs 8 on the hook 3 are also shifted to the right, and the self-locking legs 8 on the hook 3 are shifted from the engagement position of the insert fastener element to the position of extending into the space between the root portions of the adjacent two fastener elements, so that the locking depth of the self-locking legs 8 is deeper, thereby improving the self-locking performance of the slider. When the self-locking device works, the pull piece 2 pulls the hook 3 to swing so that the self-locking pin 8 leaves the two adjacent teeth; when the self-locking tooth fastener is static, the self-locking pin 8 stretches into between two adjacent teeth.
The cap 4 is fastened to the two fastening parts 6 and covers the hook 3. In practice, the cap 4 is provided with a cover cavity with a downward opening, the front side and the rear side of the cover cavity of the cap 4 are respectively provided with a first hook, correspondingly, the two buckling parts 6 are respectively provided with a second hanging buckle matched with the first hooks, and the buckling connection of the cover cap and the two buckling parts 6 is realized.
According to the plastic hook 3 zipper puller, the zipper puller 1, the pull piece 2, the hook 3, the cap 4, the pull rod 5, the buckling part 6, the mounting groove 7 and the self-locking pin 8 are mutually matched, so that the self-locking pin 8 can be clamped between the root parts of two adjacent zipper teeth, the clamping depth of the self-locking pin 8 is deeper, and the self-locking performance of the zipper puller is improved.
Specifically, the pull head 1 preferably comprises an upper ship plate 9, a lower ship plate 10 and a split link plate 11, wherein the upper end and the lower end of the split link plate 11 are respectively and fixedly connected with the front part of the upper ship plate 9 and the front part of the lower ship plate 10; in fact, the split link plate 11 is arranged in the middle relative to the upper ship plate 9 and the lower ship plate 10, and the pull head 1 formed by combining the upper ship plate 9, the lower ship plate 10 and the split link plate 11 is arranged on a zipper matched with the outside, so that the zipper is opened or closed; the buckling part 6 is arranged on the upper side of the boarding plate 9, and the boarding plate 9 is provided with a yielding through hole 12 which penetrates through the rear buckling part 6 and is used for allowing one end of the horse hook 3 to penetrate through, so that the self-locking pin 8 on the horse hook 3 can penetrate through the yielding through hole 12 to enter the pull head 1.
The projection of the hook 3 in the up-down direction intersects with the projection of the link plate 11 in the up-down direction. Pulling the pull tab 2, the pull tab 2 acts on the hook 3 and the cap 4 through the pull rod 5, drags the pull head 1 to move back and forth, and can transmit the force of the pull rod 5 acting on the hook 3 to the split link plate 11 to enable the split link plate 11 to act on the chain.
Further, the self-locking pin 8 preferably leaves a front-back gap with the link plate 11. In fact, the zipper in front of the sub-link plate 11 is in an open state, the zipper behind the sub-link plate 11 is in a closed state, the sub-link plate 11 separates the left and right rows of teeth so that the engagement portions of the teeth are shifted outwards (the left tooth is shifted leftwards and the right tooth is shifted rightwards), and the self-locking pin 8 is located behind the sub-link plate 11 and leaves a front-rear gap with the sub-link plate 11 to prevent the self-locking pin 8 from being inserted into the engagement portions of the teeth shifted outwards.
Furthermore, a left-right gap is reserved between the preferential selection of the self-locking pin 8 and the chain dividing plate 11, and the distance between the self-locking pin 8 and the offset is increased to prevent the self-locking pin 8 from extending into the engagement position of the teeth.
In particular, the width of the self-locking foot 8 is preferably smaller than the width of the hook 3, and the side of the self-locking foot 8 facing away from the link plate 11 is coplanar with the outer side of the hook 3. In fact, the engaging portion is offset to the right with respect to the slider 1, the right side of the hook 3 is the outer side of the hook 3, and the engaging portion is offset to the left with respect to the slider 1, the left side of the hook 3 is the outer side of the hook 3. In this embodiment, the right side of the self-locking pin 8 is coplanar with the right side of the hook 3, so that the self-locking pin 8 can extend into the slider 1 through the abdication through hole 12.
More specifically, in this embodiment, as shown in fig. 6, the step-down means is preferably provided with a step surface 13 for supporting the rear portion of the hook 3. The rear part of the hook 3 is prevented from extending into the slider 1.
The front fastening portion 6 is preferably provided with a relief groove 14 for the front portion of the hook 3 to swing, so as to provide a relief space for the swing of the hook 3.
In addition, in this embodiment, an elastic fin 15 is preferably disposed on a side of the front portion of the hook 3 facing away from the slider 1, and the elastic fin 15 is used to abut against an upper side of an inner wall of the cap 4. As shown in fig. 5, when the slider is stationary, the rear portion of the hook 3 swings downward relative to the front portion of the hook 3 under the action of the elastic fin 15, so that the self-locking pin 8 extends into the slider 1 and is inserted into the root portions of two adjacent teeth, thereby ensuring the self-locking performance of the slider. When the pull rod 5 pulls the hook 3, the rear part of the hook 3 swings upwards relative to the front part of the hook 3 to compress the elastic tilted sheet 15 and separate the self-locking pin 8 from the root parts of two adjacent teeth, so that the slider 1 is ensured to move forward and backward smoothly; when the slider 1 moves to a required position, the acting force of the pull rod 5 on the hook 3 returns the slider to a static state under the action of the elastic fin 15.
The foregoing description is only specific embodiments of the present utility model, and not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (9)
1. A plastic hook-and-loop slider, characterized in that: including pull head, pull tab, horse hook and cap, the pull tab is equipped with the pull rod, the relative pull head center face of pull head upside is provided with two lock joint portions towards left or towards right skew, two lock joint portions are along pull head upside protrusion and back and forth setting, the pull head is equipped with the mounting groove between two lock joint portions, the pull rod is installed in the mounting groove, the lock joint portion of horse hook front portion pin joint and place ahead and horse hook rear portion are used for passing the lock joint portion of rear so that the pull rod is spacing between pull head upside and horse hook, the horse hook rear portion is equipped with and is used for passing the auto-lock foot that the pull head upside enters into in the pull head, the auto-lock foot is used for stretching into between the root of two adjacent chain teeth, the cap is buckled in two lock joint portions and is covered with the horse hook.
2. A plastic hook-and-loop fastener as defined in claim 1, wherein: the pull head comprises an upper ship plate, a lower ship plate and a split chain plate, wherein the upper end and the lower end of the split chain plate are respectively and fixedly connected with the front part of the upper ship plate and the front part of the lower ship plate, the buckling part is arranged on the upper side of the upper ship plate, and the upper ship plate is provided with a buckling part penetrating through the rear part and a yielding through hole for one end of a horse hook to penetrate through.
3. A plastic hook-and-loop fastener as defined in claim 2, wherein: the projection of the hook in the up-down direction is intersected with the projection of the split link plate in the up-down direction.
4. A plastic hook-and-loop fastener slider as defined in claim 3, wherein: the self-locking pin and the chain dividing plate are provided with a front-back gap.
5. A plastic hook-and-loop fastener as defined in claim 4, wherein: left and right gaps are reserved between the self-locking pins and the chain dividing plates.
6. A plastic hook-and-loop fastener as defined in claim 5, wherein: the width of the self-locking foot is smaller than that of the horse hook, and one side of the self-locking foot, which is away from the split link plate, is coplanar with the outer side of the horse hook.
7. A plastic hook-and-loop fastener as defined in claim 6, wherein: the step surface for supporting the rear part of the horse hook is arranged in the abdication way.
8. A plastic hook-and-loop fastener as defined in claim 1, wherein: the front buckling part is provided with a yielding groove for the front part of the horse hook to swing.
9. A plastic hook-and-loop fastener as defined in claim 1, wherein: the front part of the horse hook is provided with an elastic fin at one side back to the pull head, and the elastic fin is used for propping against the upper side of the inner wall of the cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322683429.2U CN220832146U (en) | 2023-10-08 | 2023-10-08 | Plastic horse hook zipper head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322683429.2U CN220832146U (en) | 2023-10-08 | 2023-10-08 | Plastic horse hook zipper head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220832146U true CN220832146U (en) | 2024-04-26 |
Family
ID=90786853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322683429.2U Active CN220832146U (en) | 2023-10-08 | 2023-10-08 | Plastic horse hook zipper head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220832146U (en) |
-
2023
- 2023-10-08 CN CN202322683429.2U patent/CN220832146U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |