CN215455864U - Puller buckle, puller, zipper, clothes, bag, box, shoe and tent - Google Patents

Abstract

The utility model discloses a buckling component of an anti-theft pull head, which comprises a component main body, wherein a buckling part of the buckling component is automatically buckled and matched with a buckled part to realize buckling self-locking. A slider further comprises a slider body connected with a buckle component; can be smoothly and reliably locked and unlocked. A zipper further comprises a zipper belt matched with a pull head; has an anti-theft puller and an anti-theft function. The clothes also comprise a clothes body connected with the zipper; has an anti-theft zipper and an anti-theft function. A bag, also comprising a bag body connected with a zipper; has an anti-theft zipper and an anti-theft function. The box also comprises a box body connected with the zipper; has an anti-theft zipper and an anti-theft function. A shoe, which also comprises a shoe body connected with a zipper; has an anti-theft zipper and an anti-theft function. The tent also comprises a tent body connected with the zipper; has an anti-theft zipper and an anti-theft function.

Description

Puller buckle, puller, zipper, clothes, bag, box, shoe and tent

Technical Field

The utility model relates to the field of zippers, in particular to a zipper head buckle, a zipper head, a zipper, clothes, a bag, a box, shoes and a tent.

Background

The zipper is a common connecting piece which enables articles to be combined or separated by means of the continuously arranged zipper teeth, and the zipper serving as a daily product has the advantages of convenience and quickness in opening and closing, so that the zipper is widely applied to products such as clothes, bags and the like. The existing case often adopts a double-end zipper form, the double-end zipper is greatly convenient for people to use, but the risk of article theft in the case is increased, and lawbreakers can be provided with the case.

The traditional anti-theft pull head generally uses the form of two pull heads, sets up two pull heads opposite in direction, and is equipped with the tool to lock that corresponds with it, needs to be manual to draw two pull heads together, and reuse tool to lock the pulling-on piece of two pull heads together, and then plays the theftproof function. Although the use of the lock is high in safety, the use of the lock is complicated, and the user is inconvenienced because the user needs to carry a key to lock and unlock the lock.

Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.

SUMMERY OF THE UTILITY MODEL

One object of the present invention is to provide a locking member of an anti-theft slider, wherein a locking portion of the locking member is automatically locked and engaged with a locked portion of a closed end and unlocked;

the utility model also provides an anti-theft pull head with a buckle component, which comprises a pull head main body connected with the buckle component; the lock can be smoothly and reliably locked and unlocked without using a corresponding lock, and the lock can be automatically, smoothly and reliably locked or unlocked, and the assembly process is convenient and fast, the operation is simple, and the locking state is stable;

the third purpose of the utility model is to provide a zipper with an anti-theft function;

the fourth purpose of the utility model is to provide a garment with an anti-theft function;

the fifth purpose of the utility model is to provide a bag with an anti-theft function;

the sixth purpose of the utility model is to provide a case with an anti-theft function;

the seventh purpose of the utility model is to provide a shoe with an anti-theft function;

the utility model also provides an anti-theft tent.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the fastening component of the anti-theft pull head comprises a fastening component main body, wherein the component main body is provided with a connecting part connected with the pull head and a fastening part connected with a closed part in a fastening mode.

The buckling part is provided with a groove or a bulge.

The buckling part is provided with a groove, and the groove is provided with a buckling surface facing the closed position.

The groove is cuboid.

The element body has an inner side surface facing the fastener tape, and the groove is formed in the inner side surface.

The connecting portion includes a hinge portion hinged with the slider.

The hinge part is provided with a connecting hole for the pin shaft to pass through.

The axis of the connecting hole is arranged along the left and right direction of the pull head.

The connecting part is also provided with a containing groove for containing the elastic pre-tightening part.

The accommodating groove has a left side wall on the left side and a right side wall on the right side.

The connection hole includes a left hole formed on the left sidewall and a right hole formed on the right sidewall.

The left side hole and the right side hole are coaxially arranged.

The left side wall is provided with a left corresponding angle corresponding to the first upper apron of the pull head, and a left abdicating notch is formed at the left corresponding angle; the right side wall is provided with a right corresponding angle corresponding to the first upper apron of the pull head, and a right abdicating notch is formed at the right corresponding angle.

The accommodating groove is provided with a rear yielding notch facing the rear part of the pull head.

The component main body has a pressing portion located behind the connecting hole.

The utility model also comprises a pin shaft.

The utility model also comprises an elastic pretensioning component.

The elastic pre-tightening part comprises a torsion spring.

The torsion spring further comprises a first support portion supported on the first boarding plate.

The first support portion includes a positioning portion positioned on the first deck.

The positioning part comprises an insertion part inserted into the first boarding plate.

The torsion spring comprises a first torsion spring single body and a second torsion spring single body.

The positioning part comprises a first positioning section formed on the first torsion spring single body and a second positioning section formed on the second torsion spring single body.

The first positioning section and the second positioning section are connected together.

The torsion spring is of an integrally formed structure.

The first torsion spring single body comprises a first spring pin hole for inserting the pin shaft, and the second torsion spring single body comprises a second spring pin hole for inserting the pin shaft.

The first torsion spring single body comprises a second supporting part supported in the accommodating groove, and the second torsion spring single body comprises a third supporting part supported in the accommodating groove.

A slider for a slider; also included is a first slider body.

The first slider body includes a connected portion connected with a connecting portion.

The connected portion is formed on the first upper board.

The connected portion is formed at a front end of the first upper board.

The connected part is provided with a through hole for the pin shaft to pass through.

The axis of the through hole is arranged along the left-right direction.

The first slider body has a positioning hole into which the positioning portion is inserted.

The locating hole is a long-strip-shaped hole extending along the left and right directions.

The utility model also includes a second slider body.

The second slider body includes a fastened portion connected to the fastening portion.

The second slider body includes a second upper plate, and the fastened portion is formed on the second upper plate.

The fastened part comprises a protrusion clamped into the groove.

The protrusion is provided with a clamped surface matched with the clamping surface.

The projection also has a ramp for guiding the projection to slide into the groove.

The inclined surface is arranged towards the front of the second slider body.

The inclined surface is gradually inclined from the root to the end toward the surface to be fastened.

The part main body forms a projection area on the plane of the first boarding plate, and the projections of the torsion spring, the bulge, the connected part and the positioning hole on the plane of the first boarding plate are located in the range of the projection area.

The zipper further comprises a zipper belt, and the first slider and the second slider are arranged on the zipper belt.

The clothes further comprise a clothes body connected with the zipper, the clothes body is provided with an anti-theft pull head, the anti-theft function is achieved, locking and unlocking of the buckle can be achieved, and the clothes are safe and reliable.

A bag further comprises a bag body connected with a zipper, the bag body is provided with an anti-theft pull head, the anti-theft function is achieved, locking and unlocking of a buckle can be achieved, and safety and reliability are achieved.

The box also comprises a box body connected with the zipper, the box body is provided with an anti-theft pull head, the anti-theft function is achieved, locking and unlocking of the buckle can be achieved, and safety and reliability are achieved.

A shoe further comprises a shoe body connected with a zipper, the shoe body is provided with an anti-theft pull head, the anti-theft function is achieved, locking and unlocking of a buckle can be achieved, and the shoe is safe and reliable.

The tent also comprises a tent body connected with the zipper, the tent body is provided with an anti-theft pull head, the anti-theft function is achieved, locking and unlocking of the buckle can be achieved, and the tent is safe and reliable.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects.

In the locking process, when the anti-theft pull head is used, a user only needs to pull the first pull head to enable the first pull head to be pulled close to the second pull head, and the anti-theft pull head can be automatically buckled; in the buckling process: elasticity pretension part produces elastic force to the buckle main part, and elastic force provides the pretightning force for the buckle main part, and when the theftproof pull head was drawn to the blind end, when both ends were drawn close, buckle part was along the inclined plane lifting, later when arriving the cooperation distance, because the pretightning force, the automatic buckle cooperation of the buckle portion by of buckle portion of theftproof pull head and blind end to through the firm buckle of pretightning force together, play the theftproof effect.

In the unlocking process: a user only needs to press the pressing part of the anti-theft component, the buckle component rotates around the central shaft of the copper pin, the buckle component is locked in the groove to lift and separate from the boss, the buckle of the boss and the buckle of the groove are separated from matching, the first pull head is slid at the moment, so that the first pull head and the second pull head are separated, and the first pull head and the second pull head are unlocked; the unlocking process is smooth and reliable, and the pressing part applies force to unlock, so that the problem that the zipper cannot be unlocked due to the deformation of the pull head can be solved, and the effective use of the anti-theft zipper is ensured.

In conclusion, the anti-theft pull head and the zipper solve the problem of inconvenience in use caused by the fact that holes need to be formed in the pull pieces and the lock holes of the two pull pieces are locked through the lock, and the anti-theft pull head and the zipper can be used for realizing self-locking of the buckle through the buckle end without arranging a lock. The theftproof pull head equipment is swift convenient, and the appearance of product more has the aesthetic property than traditional product, structurally has the disguise, when having the theftproof function, novel structure, convenient operation.

Drawings

Fig. 1 is a schematic structural view of a fastening part according to a first embodiment of the utility model;

FIG. 2 is an exploded view of an anti-theft slider according to a first embodiment of the present invention;

FIG. 3 is a schematic view of a locking state of the anti-theft slider according to the first embodiment of the present invention;

FIG. 4 is a schematic view of a fastening state of the zipper of the present invention.

In the figure:

1-a buckle part, 2-a spring, 3-a copper pin, 4-a first slider, 5-a second slider, 6-a slider assembling hole,

7-spring pin hole, 71-first spring pin hole, 72-second spring pin hole,

8-pin hole of the buckle part, 81-right hole, 82-left hole,

9-boss, 10-boss inclined plane, 11-accommodating groove, 12-buckle part locking groove, 13-spring positioning part, 14-positioning hole, 15-spring force, 16-chain belt and 17-pressing part.

Detailed Description

In the coordinate axes shown in fig. 3 of the present invention, the X axis is the front-rear direction, the Y axis is the up-down direction, and the Z axis is the left-right direction.

To further explain the technical solution of the present invention, the following detailed description is made by specific examples, as shown in fig. 1-4.

An anti-theft pull head and a zipper comprise a buckle component 1, wherein the buckle component 1 is provided with a connecting part connected with a pull head 4 and a buckle part connected with a closed part in a buckle way; in practical use, the locking and unlocking processes are realized by the buckling connection and the disengagement of the buckling part and the buckled part.

Further, the buckling part is provided with a groove 12 or a bulge; as a first embodiment of the present invention, the fastening part has a groove 12, and the fastened part has a protrusion for fastening; as a second embodiment of the present invention, the fastening portion has a protrusion, and the fastened portion has a fastening groove.

Further, in the present embodiment, the fastening portion has a groove 12, and the groove 12 has a fastening surface facing the closed position; the snap surface is intended to snap the protrusion 9.

Further, the groove 12 is rectangular; the rectangular body of the groove 12 can accommodate the protrusion.

Further, the fastener member 1 main body has an inner side face facing the fastener tape, and a groove 12 is formed in the inner side face.

Further, the connecting portion includes a hinge portion hinged with the slider 4; the latch member 1 is rotated by the hinge portion to lock and unlock the latch portion and the latched portion.

Further, the hinge part is provided with a connecting hole 8 for the pin shaft to pass through; the pin shaft enables the buckle part to be hinged with the pull head through the connecting hole.

Further, the axis of the connecting hole 8 is arranged along the left and right direction of the slider; the snap part 1 rotates along an axis.

Furthermore, the connecting part is also provided with a containing groove 11 for containing the elastic pre-tightening part 2; the elastic pre-tightening part 2 provides pre-tightening force to the buckling part by providing elastic force 15 to the accommodating groove 11.

Further, the accommodating groove 11 has a left side wall on the left side and a right side wall on the right side; the left side wall and the right side wall are convenient for installing the spring 2 and the pin shaft 3.

Further, the connection hole 8 includes a left hole 82 formed on the left side wall and a right hole 81 formed on the right side wall; is convenient for processing the connecting hole 8

Further, the left side hole 82 and the right side hole 81 are coaxially arranged; so that the pin shaft 3 can pass through the left hole 82 and the right hole 81.

Furthermore, the left side wall is provided with a left corresponding angle corresponding to the first upper ship board of the pull head, and a left abdicating notch is formed at the left corresponding angle; the right side wall is provided with a right corresponding angle corresponding to the first upper ship board of the pull head, and a right abdicating notch is formed at the right corresponding angle; so that when the buckle part is pressed to unlock, the interference of the buckle part and the pull head can not occur.

Further, the accommodating groove 11 is provided with a rear clearance gap facing the rear of the pull head; the back abdication gap is convenient for the pressing and unlocking of the clamping part.

Further, the component body 1 has a pressing portion 17 behind the connection hole; when unlocking, the clamping part is separated from the clamped part by pressing the pressing part, so that unlocking is realized, and the pull head can be pulled.

Further, the device also comprises a pin shaft 3. When the centers of the spring pin hole 7 and the pull head assembling hole 6 are aligned, the pin shaft is inserted, and the buckle part is connected with the elastic pre-tightening part and the pull head.

Furthermore, the device also comprises an elastic pre-tightening component. Elasticity pretension part provides the pretightning force to buckle part 1, buckle part 1's buckle end with by buckle part by during the buckle end buckle, elasticity pretension part's pretightning force makes the firm buckle of buckle end by buckle end.

Further, the elastic pretensioning means comprises a torsion spring 2. The torsion of the torsion spring 2 generates an elastic force 15, which provides a pre-tightening force to the buckle component 1.

Further, the torsion spring 2 further comprises a first supporting part supported on the first boarding plate; the support supports the torsion spring 2 on the first upper deck, the second and third support of the torsion spring 2 providing a resilient force 15 to the catch member.

Further, the first support portion includes a positioning portion 13 positioned on the first deck; location portion makes torsional spring 2 can fix a position on first board of going up the boat, makes things convenient for torsional spring 2's location.

Further, the positioning part includes an insertion part 14 inserted into the first boarding plate; the installation and positioning of the torsion spring is performed by inserting the positioning part 13 into the positioning part 14 of the first deck plate.

Further, the torsion spring 2 includes a first torsion spring unit and a second torsion spring unit. Two torsion spring monomers provide symmetrical elastic force 15, and the atress of buckle part 1 is more even.

Further, the positioning portion 14 includes a first positioning section formed on the first torsion spring single body and a second positioning section formed on the second torsion spring single body. The first positioning section is used for positioning the first torsion spring single body, and the second torsion spring single body is used for positioning the second torsion spring single body; the positioning and the installation of the torsion spring are convenient.

Further, the first positioning section and the second positioning section are connected together. The first positioning section and the second positioning section are connected to facilitate the simultaneous installation of the first torsion spring and the second torsion spring, so that the installation time is saved, and the installation efficiency is improved.

Further, the torsion spring 2 is of an integrally formed structure. The integrated structure facilitates the processing of the torsion spring 2, improves the processing efficiency and reduces the processing cost.

Further, the first torsion spring unit includes a first spring pin hole 71 for the pin shaft to be inserted, and the second torsion spring unit includes a second spring pin hole 72 for the pin shaft to be inserted; when mounted, the pin 3 passes through the spring pin hole 7 of the snap member, i.e. through the first spring pin hole 71 and the second spring pin hole 72.

Further, the first torsion spring single body comprises a second supporting portion supported in the accommodating groove, and the second torsion spring single body comprises a third supporting portion supported in the accommodating groove 11; the support portion is supported in the receiving groove 11 and provides an elastic force 15 to the snap member.

An anti-theft slider further comprises a first slider body 4. The opening and closing of the slide fastener is controlled by pulling the slider body 4.

Further, the first slider body includes a connected portion connected with the connecting portion. The connecting part is connected with the connected part, and the pull head is connected with the buckling part and the torsion spring.

Further, the connected portion is formed on the first upper board. In actual production, the connected part and the slider are integrally molded, and the connected part is formed on the first upper board.

Further, the connected portion is formed at the front end of the first upper board. The front end is the one end of the direction when the pull head is pulled, so that the buckle end of the buckle part 1 can be conveniently buckled with the buckled end when the pull head is pulled to a certain distance.

Further, the connected part is provided with a through hole 6 for the pin shaft 3 to pass through; the pin 3 passes through the connection hole 8 of the buckle part 1 and through the through hole 6, so that the buckle part 1 is hinged with the connection part 6.

Further, the axis of the through hole is arranged in the left-right direction. The axis sets up along left right direction, and the buckle part 1 that connects after round pin axle 3 passed through-hole 6 can be rotatory along the axis, realizes buckle portion and the buckle connection by buckle portion.

Further, the first slider body has a positioning hole 14 into which the positioning portion is inserted; the positioning hole 14 is used for inserting and positioning the torsion spring 2, and installation is convenient.

Further, the positioning hole 14 is an elongated hole extending in the left-right direction. The size decision of rectangular shape hole according to torsional spring location portion 13 makes torsional spring 2's torsional spring location portion 13 can insert the rectangular shape hole, easy to assemble.

Further, a second slider body 5 is included. The two pull heads are oppositely arranged, the two pull heads are respectively provided with a clamping end and a clamped end, the clamping end and the clamped end are connected with each other in a clamping and releasing way, and therefore the two pull heads are locked and unlocked in an anti-theft mode.

Further, the second slider 5 body includes a fastened portion connected with the fastening portion. The locked and unlocked of the anti-theft pull head is realized by the buckling connection of the buckled part and the buckling part.

Further, the second slider body includes a second boarding plate on which the fastened portion is formed. The clamped part and the second pull head main body are integrally formed, so that the processing is convenient, the processing efficiency is improved, and the processing cost is reduced.

Further, the portion to be snapped comprises a protrusion 9 to be snapped into the groove 12, as shown; the part to be fastened 1 comprises a groove 12 to be fastened into the projection 9; the locking and unlocking of the anti-theft pull head are realized by the buckling and the disengaging of the buckling part and the buckled part.

Further, the protrusion 9 has a fastened surface matched with the fastening surface; when the buckling part is buckled with the buckled part, the buckling surface is matched with the buckled surface in a connecting way.

Further, the protrusion 9 has a slope 10 for guiding the protrusion 9 to slide into the groove 12; the inclined surface enables the snap member 1 to be lifted along the inclined surface 9, and the snap portion and the snapped portion of the closed end are automatically snap-fitted after reaching the fitting distance.

Further, the inclined surface is arranged towards the front of the second slider body 5; the slider 4 and the slider 5 are arranged oppositely, and when the slider is pulled to a certain distance, the buckling part 1 of the slider 4 can be buckled to the buckled part along the inclined plane.

Further, the inclined surface 10 is gradually inclined toward the fastened surface from the root to the end; during the snapping process, the snapping part 1 is lifted from the root to the tip along the inclined surface 10.

Further, the component main body 1 forms a projection area on the plane of the first upper ship plate, and the projections of the torsion spring 2, the protrusion 9, the connected part and the positioning hole 14 on the plane of the first upper ship plate are in the projection area range; the anti-theft pull head is more concealed and beautiful.

A kind of zipper, also include the zipper tape 16, the first anti-theft zipper head 4 and second anti-theft zipper head 5 are set up on the zipper tape; specifically, a first anti-theft slider 4 and a second anti-theft slider 5 are slidably arranged on a chain belt 16, and the two sliders are arranged oppositely.

The utility model provides a clothes, still includes the clothes body that is connected with the zip fastener, has the theftproof function, can realize that the buckle locks and the unblock, safe and reliable.

A bag further comprises a bag body connected with the zipper, the bag body is provided with an anti-theft zipper, the anti-theft function is achieved, locking and unlocking of the buckle can be achieved, and safety and reliability are achieved.

The utility model provides a case, still includes the case body that is connected with the zip fastener, has the theftproof function, can realize that the buckle locks and the unblock, safe and reliable.

A shoe further comprises a shoe body connected with the zipper, the shoe body is provided with an anti-theft zipper, the anti-theft function is achieved, locking and unlocking of the buckle can be achieved, and the shoe is safe and reliable.

The tent also comprises a tent body connected with the zipper, the anti-theft zipper is arranged, the anti-theft function is achieved, locking and unlocking of the buckle can be achieved, and safety and reliability are achieved.

As shown in fig. 2, when the anti-theft slider according to the first embodiment is assembled: the first slider 4 and the second slider 5 are both arranged on the chain belt 15 in a sliding manner; inserting the spring positioning portion 13 into the positioning hole 14, wherein the positioning hole 14 has a positioning effect on the spring 2, so that the spring pin hole 7 can be aligned with the slider assembling hole 6, and the spring 2 is pressed by the buckle part spring accommodating groove 11; the centers of the pin hole 8 of the buckle part, the pin hole 7 of the spring and the assembling hole 6 of the puller are aligned, and the copper pin 3 is inserted to complete the assembly of the anti-theft puller;

when the slider anti-theft function is used, when the first slider 4 is close to the second slider 5, the buckle component 1 can be lifted along the boss inclined plane 10, when the two sliders reach the contact distance, the boss 9 can be completely buckled by the buckle component groove 12, and the spring force 15 acts on the buckle component 1, so that the buckle component 1 can firmly buckle the boss 9 and is not easy to separate.

As shown in fig. 4, an antitheft slide fastener includes a first slider 4, a second slider 5, a fastener member 1, and a fastener tape 15; the first pull head 4 and the second pull head 5 are slidably arranged on the chain belt 16, and the two pull heads are oppositely arranged, so that the anti-theft of articles such as bags and the like can be realized by arranging the anti-theft zipper on the articles such as bags and the like, and the anti-theft zipper is novel in structure and convenient to operate.

The utility model also provides another embodiment; this embodiment differs from the first embodiment in that the arrangement of the projections and grooves is different, in particular, the grooves are provided on the catch part 1 and the projections are provided on the second slider 5. The installation and use of the anti-theft pull head are the same as those of the first embodiment, and the corresponding use of the zipper, the clothes, the box, the bag, the shoe and the tent is also the same as that of the first embodiment, so that repeated description is omitted.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims (50)

1. A pull head buckle is characterized in that: the zipper comprises a buckle component, wherein the buckle component is provided with a connecting part connected with the zipper head and a buckle part connected with a closed part in a buckle mode.

2. A slider buckle as claimed in claim 1, wherein: the buckling part is provided with a groove or a bulge.

3. A slider buckle as claimed in claim 2, wherein: the buckling part is provided with a groove, and the groove is provided with a buckling surface facing the closed position.

4. A slider buckle as claimed in claim 3, wherein: the groove is cuboid.

5. A slider buckle as claimed in claim 4, wherein: the fastener member has an inner side surface facing the fastener tape, and the groove is formed in the inner side surface.

6. A slider buckle as claimed in claim 1, wherein: the connecting portion includes a hinge portion hinged with the slider.

7. A slider buckle as claimed in claim 6, wherein: the hinge part is provided with a connecting hole for the pin shaft to pass through.

8. A pull head buckle as claimed in claim 7, wherein: the axis of the connecting hole is arranged along the left and right direction of the pull head.

9. A pull head buckle as claimed in claim 8, wherein: the connecting part is also provided with a containing groove for containing the elastic pre-tightening part.

10. A slider buckle as claimed in claim 9, wherein: the accommodating groove has a left side wall on the left side and a right side wall on the right side.

11. A pull head buckle as claimed in claim 10, wherein: the connection hole includes a left hole formed on the left sidewall and a right hole formed on the right sidewall.

12. A pull head buckle as claimed in claim 11, wherein: the left side hole and the right side hole are coaxially arranged.

13. A pull head buckle as claimed in claim 12, wherein: the left side wall is provided with a left corresponding angle corresponding to the first upper apron of the pull head, and a left abdicating notch is formed at the left corresponding angle; the right side wall is provided with a right corresponding angle corresponding to the first upper apron of the pull head, and a right abdicating notch is formed at the right corresponding angle.

14. A pull head buckle as claimed in claim 13, wherein: the accommodating groove is provided with a rear yielding notch facing the rear part of the pull head.

15. A pull head buckle as claimed in claim 14, wherein: the buckle part is provided with a pressing part positioned behind the connecting hole.

16. A slider buckle as claimed in any one of claims 9 to 15, wherein: still include the round pin axle.

17. A pull head buckle as claimed in claim 16, wherein: also comprises an elastic pre-tightening component.

18. A pull head buckle as claimed in claim 17, wherein: the elastic pre-tightening part comprises a torsion spring.

19. A pull head buckle as claimed in claim 18, wherein: the torsion spring further comprises a first support portion supported on the first boarding plate.

20. A pull head buckle as claimed in claim 19, wherein: the first support portion includes a positioning portion positioned on the first deck.

21. A pull head buckle as claimed in claim 20, wherein: the positioning part comprises an insertion part inserted into the first boarding plate.

22. A pull head buckle as claimed in claim 21, wherein: the torsion spring comprises a first torsion spring single body and a second torsion spring single body.

23. A pull head buckle as claimed in claim 22, wherein: the positioning part comprises a first positioning section formed on the first torsion spring single body and a second positioning section formed on the second torsion spring single body.

24. A pull head buckle as claimed in claim 23, wherein: the first positioning section and the second positioning section are connected together.

25. A pull head buckle as claimed in claim 24, wherein: the torsion spring is of an integrally formed structure.

26. A pull head buckle as claimed in claim 25, wherein: the first torsion spring single body comprises a first spring pin hole for inserting the pin shaft, and the second torsion spring single body comprises a second spring pin hole for inserting the pin shaft.

27. A pull head buckle as claimed in claim 26, wherein: the first torsion spring single body comprises a second supporting part supported in the accommodating groove, and the second torsion spring single body comprises a third supporting part supported in the accommodating groove.

28. An anti-theft slider based on a slider snap according to any of claims 18 to 27, characterized in that: also included is a first slider body.

29. An anti-theft slider according to claim 28, characterised in that: the first slider body includes a connected portion connected with a connecting portion.

30. An anti-theft slider according to claim 29, characterised in that: the connected portion is formed on the first upper board.

31. An anti-theft slider according to claim 30, characterised in that: the connected portion is formed at a front end of the first upper board.

32. An anti-theft slider according to claim 31, characterised in that: the connected part is provided with a through hole for the pin shaft to pass through.

33. An anti-theft slider according to claim 32, characterised in that: the axis of the through hole is arranged along the left-right direction.

34. An anti-theft slider according to claim 33, characterised in that: the first slider body has a positioning hole into which the positioning portion is inserted.

35. An anti-theft slider according to claim 34, characterised in that: the locating hole is a long-strip-shaped hole extending along the left and right directions.

36. An anti-theft slider according to claim 35, characterised in that: a second slider body is also included.

37. The anti-theft pull head according to claim 36, characterized in that: the second slider body includes a fastened portion connected to the fastening portion.

38. An anti-theft slider according to claim 37, characterised in that: the second slider body includes a second upper plate, and the fastened portion is formed on the second upper plate.

39. An anti-theft slider according to claim 38, characterised in that: the fastened part comprises a protrusion clamped into the groove.

40. An anti-theft slider according to claim 39, characterised in that: the protrusion is provided with a clamped surface matched with the clamping surface.

41. An anti-theft slider according to claim 40, characterised in that: the projection also has a ramp for guiding the projection to slide into the groove.

42. An anti-theft slider according to claim 41, characterised in that: the inclined surface is arranged towards the front of the second slider body.

43. An anti-theft slider according to claim 42, characterised in that: the inclined surface is gradually inclined from the root to the end toward the surface to be fastened.

44. An anti-theft slider according to claim 43, characterised in that: the buckle part forms a projection area on the plane of the first ship board, and the projections of the torsion spring, the protrusion, the connected part and the positioning hole on the plane of the first ship board are located in the projection area.

45. A slide fastener based on an anti-theft slider according to any one of claims 29 to 44, characterized in that: the zipper is characterized by further comprising a zipper belt, wherein the first pull head and the second pull head are arranged on the zipper belt.

46. A garment based on the zipper of claim 45; the method is characterized in that: also comprises a clothes body connected with the zipper.

47. A bag based on the zipper of claim 45, wherein: also comprises a bag body connected with the zipper.

48. A case based on the zipper of claim 45, wherein: also comprises a box body connected with the zipper.

49. A shoe based on the zipper of claim 45, wherein: also comprises a shoe body connected with the zipper.

50. A tent based on the zipper of claim 45, wherein: also comprises a tent book connected with the zipper.

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