CN214630429U - Zipper for case and bag - Google Patents

Abstract

The utility model provides a case and bag zip fastener, including the strap and set up the sprocket on the strap, its characterized in that: the zipper teeth comprise main zipper teeth positioned on one side of the width direction of the cloth belt and auxiliary zipper teeth positioned on the other side of the width direction of the cloth belt. The utility model has the advantages of when opening and shutting through zip fastener control case and bag, provide removable function for the case and bag inside lining through the zip fastener, connect reliably, and handsome in appearance, bulk strength is high.

Description

Zipper for case and bag

Technical Field

The utility model relates to a zip fastener field, concretely relates to case and bag zip fastener.

Background

The zipper is composed of zipper teeth, a pull head, an upper stop, a lower stop (a front stop and a rear stop) or a locking piece and the like; wherein the zipper teeth are key parts and directly determine the side pull strength of the zipper; generally, a zipper is provided with two chain belts, each chain belt is provided with a row of chain teeth, and the two rows of chain teeth are arranged in a staggered way; the zipper teeth at two sides are clamped by the pull head, and the zipper teeth at two sides can be mutually meshed or separated by sliding the pull tab.

The existing case often adopts the zipper to open and close, but the lining of the existing case is sewn and fixed together when the zipper is sewn on the case body, so that the lining of the case can not be detached and cleaned independently, and inconvenience is brought to daily use cleanness.

Meanwhile, the zipper belt (cloth belt) of the existing zipper is generally connected with the connected piece in a sewing mode, and the sewing thread at the sewing position of the zipper belt is exposed outside, so that the appearance is easily influenced.

Therefore some zippers can set up the shielding piece in the both sides of strap and shelter from the stylolite when sewing up follow-up, but often be connected through the mode of sewing up between shielding piece and the strap, cause production efficiency low easily, manufacturing cost is too high scheduling problem, stress concentration also appears easily in its connected mode, the pinhole position stress is too big when pulling the condition such as tearing appears, after shielding piece and strap are sewed up and are connected, the zip fastener need be sewed up again when using the installation, this will lead to the strap position two stylolite to appear, influence pleasing to the eye on one, on the other hand lead to weakening strap and shielding piece intensity because of the puncture of stitch easily, and influence the planarization.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model aims to provide a when opening and shutting through zip fastener control case and bag, come to provide removable function for the case and bag inside lining through the zip fastener, connect reliably, and handsome in appearance, case and bag zip fastener that bulk strength is high.

Aiming at the problems, the following technical scheme is provided: the utility model provides a case and bag zip fastener, includes the strap and sets up the sprocket on the strap, the sprocket is including the main chain tooth that is located strap width direction one side to and be located the vice sprocket of strap width direction opposite side.

In the structure, the case comprises a case body and a case cover, the cloth belts are respectively fixed on the case body and the case cover, and the main chain teeth on the two cloth belts are controlled to be occluded or disengaged through the pull heads, so that the case body and the case cover are opened and closed; the auxiliary zipper teeth are meshed or separated with the zipper on the inner liner through the other pull head, so that the auxiliary zipper teeth of the cloth belts on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liner is fulfilled.

The utility model discloses further set up to, be equipped with on the strap between main sprocket and the secondary sprocket and be the connecting portion that an organic whole was moulded plastics and is connected with the strap, its one side that is close to the main sprocket of the connecting portion of strap wherein one side is equipped with toward secondary sprocket one side and extends, and it extends the reverse reason of rolling over that the side is the interval setting with the connecting portion surface.

In the structure, the connecting part and the cloth belt are in integral injection molding connection, so that the firmness of connection between the connecting part and the cloth belt is effectively ensured, the reliability is improved, the sewing thread can be directly sewn on the connecting part when a case is manufactured, the strength of the cloth belt can be improved, and the deformation and the thread falling off are reduced; the reverse folding edge and the connecting part are clamped at the edge positions of the box body and the box cover together, so that the auxiliary chain teeth are positioned at the inner side walls of the box body and the box cover, the seam can be shielded by utilizing the reverse folding edge after sewing, and the attractiveness is improved; the main chain tooth can be guaranteed to be less than reverse folding reason at the evagination thickness on strap surface at reverse folding reason to this effectively blocks scraping to the main chain tooth among the daily life, improves main chain tooth life.

The utility model discloses further set up to, the strap is equipped with reverse edge one side connecting portion dorsad and is equipped with the cladding reason, the cladding reason extends or extends to one side toward main chain tooth one side toward the vice sprocket that is close to vice sprocket from one side that connecting portion are close to vice sprocket from connecting portion, the cladding reason extends the side and is the interval setting with the connecting portion surface.

In the structure, the coating edge is used for shielding and hiding the seams at the inner side walls of the box body and the box cover, so that the coating property and the attractiveness are improved.

The utility model discloses further set up to, the strap dorsad is equipped with the connecting portion of reverse edge one side and still is equipped with and moulds plastics with connecting portion an organic whole and be connected, and extends to the waterproof reason of driving sprocket below towards strap width direction.

In the structure, the waterproof edge can further improve the connection strength of the cloth belt, improve the support performance of the cloth belt at the position of the main chain tooth and increase the air tightness and the waterproofness.

The utility model discloses further set up to, be equipped with the adhering to hole along its length direction interval arrangement on the strap, the adhering to hole is one row or multirow, adjacent row's adhering to hole parallel interval setting each other when the adhering to hole is the multirow, connecting portion and the integrative injection moulding in adhering to hole are connected.

In the structure, the adhesive hole enables the fused connecting part material to pass through the adhesive hole when the cloth belt and the connecting part are integrally injected, so that the connecting strength between the connecting part and the cloth belt is further improved; the attaching holes are preferably arranged in two rows, and when the cloth belt is sewn, the sewing thread is sewn between the two rows of attaching holes, so that the connecting strength of the edges of the connecting portion in the width direction and the cloth belt is improved, and the edge warping is avoided.

The utility model discloses further set up to, the strap is two, connects through the interlock of main chain tooth between two straps.

In the structure, one of the two cloth belts is used for being connected with the box body, the other cloth belt is used for being connected with the box cover, and the main chain teeth of the two cloth belts are mutually meshed and connected to realize the fixation of the box body and the box cover.

The utility model discloses further set up as, the primary sprocket is located the same face of strap with reverse edge of rolling over, vice sprocket is located the another side of strap.

In the structure, the main chain teeth and the reverse folding edge are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be occluded or disengaged; the secondary zipper teeth are matched with the inner liners positioned on the inner sides of the box body and the box cover, so that the secondary zipper teeth are required to be arranged on the surface of the cloth belt opposite to the primary zipper teeth, and the zipper heads for controlling the disassembly and the assembly of the inner liners are convenient to control the engagement or the disengagement.

The utility model discloses further set up to, still include the inside lining baseband, one side of inside lining baseband width direction is equipped with the inside lining sprocket that is used for being connected with the secondary sprocket interlock.

In the structure, the lining base band is sewn on the lining, and the lining is disassembled and assembled by meshing the lining sprocket with the auxiliary sprocket.

The utility model has the advantages that: the case comprises a case body and a case cover, the cloth belts are respectively fixed on the case body and the case cover, and the main chain teeth on the two cloth belts are controlled to be occluded or disengaged through the pull heads, so that the case body and the case cover are opened and closed; the auxiliary zipper teeth are meshed or separated with the zipper on the inner liner through the other pull head, so that the auxiliary zipper teeth of the cloth belts on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liner is fulfilled.

Drawings

Fig. 1 is a schematic front structural view of an occluded state in embodiment 1 of the present invention.

Fig. 2 is a schematic view of the back structure of the engaged state in embodiment 1 of the present invention.

Fig. 3 is a schematic front structural view of an engaged state according to embodiment 2 of the present invention.

Fig. 4 is a schematic view of the back structure of the engaged state in embodiment 2 of the present invention.

Fig. 5 is a schematic front view of the occlusion state according to embodiment 3 of the present invention.

Fig. 6 is a schematic view of the back structure in the occluded state according to embodiment 3 of the present invention.

Fig. 7 is a schematic front view of the occlusion state according to embodiment 4 of the present invention.

Fig. 8 is a schematic view of the back structure in the engaged state according to embodiment 4 of the present invention.

Fig. 9 is a schematic front view of an engaged state according to embodiment 5 of the present invention.

Fig. 10 is a schematic back structure view of an engaged state according to embodiment 5 of the present invention.

Fig. 11 is a schematic front view of an engaged state according to embodiment 6 of the present invention.

Fig. 12 is a schematic back structure view of an occluded state according to embodiment 6 of the present invention.

Fig. 13 is a schematic front view of an engaged state according to embodiment 7 of the present invention.

Fig. 14 is a schematic back structure view of an engaged state according to embodiment 7 of the present invention.

Fig. 15 is a schematic front view of an engaged state according to embodiment 8 of the present invention.

Fig. 16 is a schematic back structure view of an occluded state according to embodiment 8 of the present invention.

The reference numbers in the figures mean: 10-cloth belt; 11-a primary sprocket; 12-secondary sprocket; 13-attachment holes; 20-a connecting part; 21-reverse folding edge; 22-wrap rim; 23-a waterproof lip; 30-lining base band; 31-lining sprocket.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1

Referring to fig. 1 to 16, a luggage zipper as shown in fig. 1 and 2 includes a tape 10 and a zipper tooth disposed on the tape 10, the zipper tooth including a main zipper tooth 11 on one side of the tape 10 in a width direction and a sub zipper tooth 12 on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, the cloth tape 10 between the primary sprocket 11 and the secondary sprocket 12 is provided with a connecting portion 20 integrally connected with the cloth tape 10 by injection molding.

In the above-mentioned structure, connecting portion 20 is an organic whole with strap 10 and moulds plastics and be connected, effectively guarantees the firmness of connecting between the two to promote the reliability, can directly sew the suture on connecting portion 20 when making case and bag, can improve strap 10's intensity, reduce to warp and take off the line.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 are located on one surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 are positioned on one surface of the cloth belt, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 2

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 3 and 4 includes a tape 10 and a fastener element disposed on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, the cloth tape 10 between the primary sprocket 11 and the secondary sprocket 12 is provided with a connecting portion 20 integrally connected with the cloth tape 10 by injection molding.

In the above-mentioned structure, connecting portion 20 is an organic whole with strap 10 and moulds plastics and be connected, effectively guarantees the firmness of connecting between the two to promote the reliability, can directly sew the suture on connecting portion 20 when making case and bag, can improve strap 10's intensity, reduce to warp and take off the line.

In this embodiment, the connecting portion 20 on one side of the cloth tape 10 is further provided with a waterproof edge 23 which is integrally connected with the connecting portion 20 by injection molding and extends to the lower side of the main zipper teeth 11 in the width direction of the cloth tape 10.

In the above structure, the waterproof edge 23 can further improve the connection strength of the cloth tape 10, and improve the support of the cloth tape 10 at the position of the main chain teeth 11, and can increase the air tightness and the waterproof property.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 are located on one surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 are positioned on one surface of the cloth belt, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 3

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 5 and 6 includes a tape 10 and a fastener element disposed on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, be equipped with on the strap 10 between primary zipper tooth 11 and the secondary zipper tooth 12 and be the connecting portion 20 of integrative injection moulding connection with strap 10, the one side of its connecting portion 20 that is close to primary zipper tooth 11 of strap 10 one side is equipped with and extends toward secondary zipper tooth 12 one side, and its extension side is the reverse flange 21 that the interval set up with connecting portion 20 surface.

In the structure, the connecting part 20 and the cloth belt 10 are in integral injection molding connection, so that the firmness of connection between the connecting part 20 and the cloth belt 10 is effectively ensured, the reliability is improved, a sewing thread can be directly sewn on the connecting part 20 when a case is manufactured, the strength of the cloth belt 10 can be improved, and deformation and thread falling are reduced; the reverse folded edge 21 and the connecting part 20 are clamped at the edge positions of the box body and the box cover together, so that the auxiliary sprocket 12 is positioned at the inner side walls of the box body and the box cover, the seam can be shielded by the reverse folded edge 21 after sewing, and the attractiveness is improved; the reverse folding edge 21 can ensure that the convex thickness of the main zipper teeth 11 on the surface of the cloth belt 10 is lower than that of the reverse folding edge 21, so that scraping of the main zipper teeth 11 in daily life is effectively prevented, and the service life of the main zipper teeth 11 is prolonged.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 and the reverse fold edge 21 are located on the same surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 and the reverse folding edge 21 are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 4

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 7 and 8 includes a tape 10 and a fastener element disposed on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, be equipped with on the strap 10 between primary zipper tooth 11 and the secondary zipper tooth 12 and be the connecting portion 20 of integrative injection moulding connection with strap 10, the one side of its connecting portion 20 that is close to primary zipper tooth 11 of strap 10 one side is equipped with and extends toward secondary zipper tooth 12 one side, and its extension side is the reverse flange 21 that the interval set up with connecting portion 20 surface.

In the structure, the connecting part 20 and the cloth belt 10 are in integral injection molding connection, so that the firmness of connection between the connecting part 20 and the cloth belt 10 is effectively ensured, the reliability is improved, a sewing thread can be directly sewn on the connecting part 20 when a case is manufactured, the strength of the cloth belt 10 can be improved, and deformation and thread falling are reduced; the reverse folded edge 21 and the connecting part 20 are clamped at the edge positions of the box body and the box cover together, so that the auxiliary sprocket 12 is positioned at the inner side walls of the box body and the box cover, the seam can be shielded by the reverse folded edge 21 after sewing, and the attractiveness is improved; the reverse folding edge 21 can ensure that the convex thickness of the main zipper teeth 11 on the surface of the cloth belt 10 is lower than that of the reverse folding edge 21, so that scraping of the main zipper teeth 11 in daily life is effectively prevented, and the service life of the main zipper teeth 11 is prolonged.

In this embodiment, the connecting portion 20, which is opposite to the side provided with the reverse folding edge 21, of the cloth tape 10 is further provided with a waterproof edge 23 which is connected with the connecting portion 20 in an integrated injection molding manner and extends to the lower side of the main sprocket 11 in the width direction of the cloth tape 10.

In the above structure, the waterproof edge 23 can further improve the connection strength of the cloth tape 10, and improve the support of the cloth tape 10 at the position of the main chain teeth 11, and can increase the air tightness and the waterproof property.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 and the reverse fold edge 21 are located on the same surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 and the reverse folding edge 21 are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 5

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 9 and 10 includes a tape 10 and a fastener element provided on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, be equipped with on the strap 10 between primary zipper tooth 11 and the secondary zipper tooth 12 and be the connecting portion 20 of integrative injection moulding connection with strap 10, the one side of its connecting portion 20 that is close to primary zipper tooth 11 of strap 10 one side is equipped with and extends toward secondary zipper tooth 12 one side, and its extension side is the reverse flange 21 that the interval set up with connecting portion 20 surface.

In the structure, the connecting part 20 and the cloth belt 10 are in integral injection molding connection, so that the firmness of connection between the connecting part 20 and the cloth belt 10 is effectively ensured, the reliability is improved, a sewing thread can be directly sewn on the connecting part 20 when a case is manufactured, the strength of the cloth belt 10 can be improved, and deformation and thread falling are reduced; the reverse folded edge 21 and the connecting part 20 are clamped at the edge positions of the box body and the box cover together, so that the auxiliary sprocket 12 is positioned at the inner side walls of the box body and the box cover, the seam can be shielded by the reverse folded edge 21 after sewing, and the attractiveness is improved; the reverse folding edge 21 can ensure that the convex thickness of the main zipper teeth 11 on the surface of the cloth belt 10 is lower than that of the reverse folding edge 21, so that scraping of the main zipper teeth 11 in daily life is effectively prevented, and the service life of the main zipper teeth 11 is prolonged.

In this embodiment, the connecting portion 20 of the cloth tape 10, which is provided with the reverse folding edge 21 on the back, is provided with the covering edge 22, the covering edge 22 extends from one side of the connecting portion 20, which is close to the main sprocket 11, to one side of the auxiliary sprocket 12, and the extending side of the covering edge 22 is arranged at an interval from the surface of the connecting portion 20.

In the above structure, the covering edge 22 is used to hide the seam on the inner side wall of the box body or the box cover, so as to improve the covering property and the aesthetic property.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 and the reverse fold edge 21 are located on the same surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 and the reverse folding edge 21 are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 6

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 11 and 12 includes a tape 10 and a fastener element disposed on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, be equipped with on the strap 10 between primary zipper tooth 11 and the secondary zipper tooth 12 and be the connecting portion 20 of integrative injection moulding connection with strap 10, the one side of its connecting portion 20 that is close to primary zipper tooth 11 of strap 10 one side is equipped with and extends toward secondary zipper tooth 12 one side, and its extension side is the reverse flange 21 that the interval set up with connecting portion 20 surface.

In the structure, the connecting part 20 and the cloth belt 10 are in integral injection molding connection, so that the firmness of connection between the connecting part 20 and the cloth belt 10 is effectively ensured, the reliability is improved, a sewing thread can be directly sewn on the connecting part 20 when a case is manufactured, the strength of the cloth belt 10 can be improved, and deformation and thread falling are reduced; the reverse folded edge 21 and the connecting part 20 are clamped at the edge positions of the box body and the box cover together, so that the auxiliary sprocket 12 is positioned at the inner side walls of the box body and the box cover, the seam can be shielded by the reverse folded edge 21 after sewing, and the attractiveness is improved; the reverse folding edge 21 can ensure that the convex thickness of the main zipper teeth 11 on the surface of the cloth belt 10 is lower than that of the reverse folding edge 21, so that scraping of the main zipper teeth 11 in daily life is effectively prevented, and the service life of the main zipper teeth 11 is prolonged.

In this embodiment, the connecting portion 20 of the cloth tape 10, which is provided with the reverse folding edge 21 on the back, is provided with the covering edge 22, the covering edge 22 extends from one side of the connecting portion 20, which is close to the main sprocket 11, to one side of the auxiliary sprocket 12, and the extending side of the covering edge 22 is arranged at an interval from the surface of the connecting portion 20.

In the above structure, the covering edge 22 is used to hide the seam on the inner side wall of the box body or the box cover, so as to improve the covering property and the aesthetic property.

In this embodiment, the connecting portion 20, which is opposite to the side provided with the reverse folding edge 21, of the cloth tape 10 is further provided with a waterproof edge 23 which is connected with the connecting portion 20 in an integrated injection molding manner and extends to the lower side of the main sprocket 11 in the width direction of the cloth tape 10.

In the above structure, the waterproof edge 23 can further improve the connection strength of the cloth tape 10, and improve the support of the cloth tape 10 at the position of the main chain teeth 11, and can increase the air tightness and the waterproof property.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 and the reverse fold edge 21 are located on the same surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 and the reverse folding edge 21 are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 7

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 13 and 14 includes a tape 10 and a fastener element provided on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, be equipped with on the strap 10 between primary zipper tooth 11 and the secondary zipper tooth 12 and be the connecting portion 20 of integrative injection moulding connection with strap 10, the one side of its connecting portion 20 that is close to primary zipper tooth 11 of strap 10 one side is equipped with and extends toward secondary zipper tooth 12 one side, and its extension side is the reverse flange 21 that the interval set up with connecting portion 20 surface.

In the structure, the connecting part 20 and the cloth belt 10 are in integral injection molding connection, so that the firmness of connection between the connecting part 20 and the cloth belt 10 is effectively ensured, the reliability is improved, a sewing thread can be directly sewn on the connecting part 20 when a case is manufactured, the strength of the cloth belt 10 can be improved, and deformation and thread falling are reduced; the reverse folded edge 21 and the connecting part 20 are clamped at the edge positions of the box body and the box cover together, so that the auxiliary sprocket 12 is positioned at the inner side walls of the box body and the box cover, the seam can be shielded by the reverse folded edge 21 after sewing, and the attractiveness is improved; the reverse folding edge 21 can ensure that the convex thickness of the main zipper teeth 11 on the surface of the cloth belt 10 is lower than that of the reverse folding edge 21, so that scraping of the main zipper teeth 11 in daily life is effectively prevented, and the service life of the main zipper teeth 11 is prolonged.

In this embodiment, the connecting portion 20 of the cloth tape 10, which is provided with the reverse folding edge 21 on the back, is provided with the covering edge 22, the covering edge 22 extends from one side of the connecting portion 20, which is close to the secondary sprocket 12, to one side of the primary sprocket 11, and the extending side of the covering edge 22 is spaced from the surface of the connecting portion 20.

In the above structure, the covering edge 22 is used to hide the seam on the inner side wall of the box body or the box cover, so as to improve the covering property and the aesthetic property.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 and the reverse fold edge 21 are located on the same surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 and the reverse folding edge 21 are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

Example 8

Referring to fig. 1 to 16, a luggage slide fastener shown in fig. 15 and 16 includes a tape 10 and a fastener element provided on the tape 10, the fastener element including a main fastener element 11 located on one side of the tape 10 in a width direction and a sub-fastener element 12 located on the other side of the tape 10 in the width direction.

In the structure, the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be meshed or separated through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

In this embodiment, be equipped with on the strap 10 between primary zipper tooth 11 and the secondary zipper tooth 12 and be the connecting portion 20 of integrative injection moulding connection with strap 10, the one side of its connecting portion 20 that is close to primary zipper tooth 11 of strap 10 one side is equipped with and extends toward secondary zipper tooth 12 one side, and its extension side is the reverse flange 21 that the interval set up with connecting portion 20 surface.

In the structure, the connecting part 20 and the cloth belt 10 are in integral injection molding connection, so that the firmness of connection between the connecting part 20 and the cloth belt 10 is effectively ensured, the reliability is improved, a sewing thread can be directly sewn on the connecting part 20 when a case is manufactured, the strength of the cloth belt 10 can be improved, and deformation and thread falling are reduced; the reverse folded edge 21 and the connecting part 20 are clamped at the edge positions of the box body and the box cover together, so that the auxiliary sprocket 12 is positioned at the inner side walls of the box body and the box cover, the seam can be shielded by the reverse folded edge 21 after sewing, and the attractiveness is improved; the reverse folding edge 21 can ensure that the convex thickness of the main zipper teeth 11 on the surface of the cloth belt 10 is lower than that of the reverse folding edge 21, so that scraping of the main zipper teeth 11 in daily life is effectively prevented, and the service life of the main zipper teeth 11 is prolonged.

In this embodiment, the connecting portion 20 of the cloth tape 10, which is provided with the reverse folding edge 21 on the back, is provided with the covering edge 22, the covering edge 22 extends from one side of the connecting portion 20, which is close to the secondary sprocket 12, to one side of the primary sprocket 11, and the extending side of the covering edge 22 is spaced from the surface of the connecting portion 20.

In the above structure, the covering edge 22 is used to hide the seam on the inner side wall of the box body or the box cover, so as to improve the covering property and the aesthetic property.

In this embodiment, the connecting portion 20, which is opposite to the side provided with the reverse folding edge 21, of the cloth tape 10 is further provided with a waterproof edge 23 which is connected with the connecting portion 20 in an integrated injection molding manner and extends to the lower side of the main sprocket 11 in the width direction of the cloth tape 10.

In the above structure, the waterproof edge 23 can further improve the connection strength of the cloth tape 10, and improve the support of the cloth tape 10 at the position of the main chain teeth 11, and can increase the air tightness and the waterproof property.

In this embodiment, be equipped with on the strap 10 along its length direction interval arrangement's attached hole 13, attached hole 13 is one row or multirow, adjacent row's attached hole 13 is parallel to each other the interval and sets up when attached hole 13 is the multirow, connecting portion 20 is connected with attached hole 13 an organic whole injection moulding.

In the structure, the attachment holes 13 enable the melted material of the connecting part 20 to pass through the attachment holes 13 when the cloth tapes 10 and the connecting part 20 are integrally injected, so that the connection strength between the connecting part 20 and the cloth tapes 10 is further improved; the attachment holes 13 are preferably arranged in two rows, and a sewing thread is sewn between the two rows of attachment holes 13 when the cloth belt 10 is sewn, so that the connection strength between the width direction edge of the connecting part 20 and the cloth belt 10 is improved, and edge warping is avoided.

In this embodiment, the number of the cloth belts 10 is two, and the two cloth belts 10 are connected through the main zipper teeth 11 in an engaged manner.

In the structure, one of the two cloth belts 10 is used for being connected with the box body, the other one of the two cloth belts is used for being connected with the box cover, and the main chain teeth 11 of the two cloth belts 10 are mutually meshed and connected to realize the fixation of the box body and the box cover.

In this embodiment, the primary zipper teeth 11 and the reverse fold edge 21 are located on the same surface of the cloth tape 10, and the secondary zipper teeth 12 are located on the other surface of the cloth tape 10.

In the structure, the main chain teeth 11 and the reverse folding edge 21 are positioned on the same surface, so that the pull heads positioned outside the box body and the box cover can be conveniently controlled to be meshed or separated; the sub-fastener 12 needs to be fitted to the inner lining located inside the box body and the box cover, and therefore needs to be provided on the opposite side of the tape 10 to the main fastener 11 to facilitate the engagement or disengagement of the slider for controlling the attachment and detachment of the inner lining.

In this embodiment, the lining base belt 30 is further included, and one side of the lining base belt 30 in the width direction is provided with a lining sprocket 31 for engaging with the secondary sprocket 12.

In the above structure, the lining base band 30 is sewn on the lining, and the lining is disassembled and assembled by the engagement of the lining sprocket 31 and the auxiliary sprocket 12.

The utility model has the advantages that: the case comprises a case body and a case cover, the cloth belts 10 are respectively fixed on the case body and the case cover, and the main chain teeth 11 on the two cloth belts 10 are controlled to be occluded or disengaged through a pull head (not shown in the figure), so that the case body and the case cover are opened and closed; the auxiliary zipper teeth 12 are engaged with or disengaged from a zipper (not shown) on an inner liner (not shown) through another slider (not shown), so that the auxiliary zipper teeth 12 of the cloth belts 10 on the box body and the box cover can respectively disassemble and assemble the inner liner of the box body and the inner liner of the box cover, and the aim of independently disassembling and cleaning the inner liners is fulfilled.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a case and bag zip fastener, includes the strap and sets up the sprocket on the strap, its characterized in that: the zipper teeth comprise main zipper teeth positioned on one side of the width direction of the cloth belt and auxiliary zipper teeth positioned on the other side of the width direction of the cloth belt.

2. A luggage zipper in accordance with claim 1, wherein: be equipped with on the strap between main sprocket and the vice sprocket and be the connecting portion that an organic whole was moulded plastics and is connected with the strap, its one side that is close to main sprocket of strap one side wherein is equipped with toward vice sprocket one side extension, and its extension side is the reverse edge of rolling over that the interval set up with the connecting portion surface.

3. A luggage zipper in accordance with claim 2, wherein: the strap is equipped with the cladding reason dorsad at the connecting portion that reverse edge one side was folded, the cladding reason extends to one side toward vice sprocket from one side that connecting portion are close to the primary sprocket or extends to one side toward the primary sprocket from one side that connecting portion are close to vice sprocket, the cladding is along extending the side and being the interval setting with the connecting portion surface.

4. A luggage zipper according to claim 2 or 3, wherein: the strap is equipped with the connecting portion of reverse edge one side of turning over dorsad and still is equipped with and moulds plastics with connecting portion an organic whole and be connected, and extend to the waterproof reason of driving sprocket below towards strap width direction.

5. A luggage zipper according to claim 4, wherein: be equipped with the adhering hole along its length direction interval arrangement on the strap, the adhering hole is one row or multirow, adjacent row's adhering hole parallel interval sets up each other when the adhering hole is the multirow, connecting portion are connected with the integrative injection moulding of adhering hole.

6. A luggage zipper in accordance with claim 1, wherein: the two cloth belts are connected through main chain teeth in an occlusion mode.

7. A luggage zipper in accordance with claim 2, wherein: the main zipper teeth and the reverse folding edges are positioned on the same surface of the cloth belt, and the auxiliary zipper teeth are positioned on the other surface of the cloth belt.

8. A luggage zipper according to claim 1 or 7, wherein: the chain-tooth-type chain belt is characterized by further comprising a lining base belt, wherein lining chain teeth used for being connected with the auxiliary chain teeth in an occluded mode are arranged on one side of the lining base belt in the width direction.

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