CN217136873U - Double-layer garment with invisible zipper - Google Patents

Abstract

The utility model discloses a double-deck clothing with stealthy zip fastener, including first cloth, second surface fabric and stealthy zip fastener, first cloth includes cloth in first face cloth and the first, cloth is sewed up with the first cloth part in the first face cloth and is connected, the second cloth includes cloth in second face cloth and the second, cloth part is sewed up in second face cloth and the second and is connected, the second face cloth is sewed up with first face cloth part and is connected, and the part that does not sew up forms first opening, cloth is sewed up with the first cloth part in the second and is connected, and the part that does not sew up corresponds first opening, second face cloth, first face cloth corresponds respectively in first open-ended both sides and is equipped with first button hole and second button hole, stealthy zip fastener is sewed up and is connected in first face cloth and second face cloth. Adopt the utility model discloses a scheme for cloth and lining are sewed up above the button hole, and cloth and lining are separately below the button hole, and first button hole and second button hole are seen from the outward appearance not deckle edge, have improved the clean and tidy nature of clothing outward appearance.

Description

Double-layer garment with invisible zipper

Technical Field

The utility model relates to the technical field of clothing, especially, relate to a double-deck clothing with stealthy zip fastener.

Background

Invisible zippers are a common opening and closing component on garments. In the related art, when the invisible zipper is sewn on the double-layer garment, a knife edge needs to be sewn at the zipper stop of the outer layer, so that the outer layer seam edge is separated from the upper part and the lower part, and the double-layer garment is sewn above the zipper stop and is separated below the zipper stop. However, the hems at the knife edge are fluffy and visible in appearance, affecting the neatness of the appearance of the garment.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses double-deck clothing with stealthy zip fastener can realize that outer seam limit ends the position at the zip fastener and parts from top to bottom, and the zip fastener ends position department and does not have deckle edge, promotes the clean and tidy nature of the outward appearance of clothing.

In order to achieve the above object, the utility model discloses a double-deck clothing with stealthy zip fastener, include:

the first fabric comprises a first surface fabric and a first lining fabric, the first surface fabric is provided with a first side, and the first lining fabric is partially sewn and connected to the first side;

the second fabric comprises a second shell fabric and a second lining fabric, the second shell fabric is provided with a second side, the second side of the second shell fabric is connected with the first side part of the first shell fabric in a sewing mode, the second side and the part, which is not sewn, of the first side form a first opening, the second lining fabric is connected with the second side in a sewing mode, the second lining fabric is connected with the first lining fabric in a sewing mode, the part, which is not sewn, of the second lining fabric and the first lining fabric corresponds to the first opening, two sides of the first opening of the second shell fabric and the first shell fabric are respectively and correspondingly provided with a first button hole and a second button hole, and the first button hole and the second button hole are located between the first opening and the sewing part of the second shell fabric and the first shell fabric; and

the invisible zipper comprises a zipper head, zipper teeth, a first code belt and a second code belt, wherein the first code belt is sewn and connected to the sewn joint of the first lining cloth and the first side, the second code belt is sewn and connected to the sewn joint of the second lining cloth and the second side, the first code belt and the second code belt are respectively connected to two sides of the zipper teeth, the zipper head is connected to the zipper teeth, and the zipper head is used for sliding relative to the first code belt and the second code belt to close or open the first opening.

As an optional implementation manner, in an embodiment of the present invention, the first buttonhole and the second buttonhole are located at an end of the first opening close to the sewn portion of the second fabric and the first fabric, and the first buttonhole and the second buttonhole are used for limiting a sliding position of the chain head relative to the first code strip and the second code strip.

As an alternative implementation, in an embodiment of the present invention, the first grommet and the second grommet extend in a direction perpendicular to the first opening.

As an alternative implementation manner, in the embodiment of the present invention, the length of the first grommet is h1, the length of the second grommet is h2, and 0.5cm ≦ h1 ═ h2 ≦ 2 cm.

As an optional implementation manner, in an embodiment of the present invention, the first surface fabric and the second surface fabric are respectively provided with a first folding edge and a second folding edge on two sides of the first opening, the first lining fabric and the second lining fabric are respectively provided with a third folding edge and a fourth folding edge on two sides of the first opening, the first folding edge is connected with the third folding edge by stitching, and the second folding edge is connected with the fourth folding edge by stitching.

As an alternative embodiment, in the embodiment of the present invention, the widths of the first, second, third, and fourth folded edges are d1, d2, d3, and d4, respectively, and 0.5cm ≦ d1 ═ d2 ═ d3 ═ d4 ≦ 2 cm.

As an optional implementation manner, in an embodiment of the present invention, the stitched portion of the first side of the first fabric is provided with a fifth folded edge, the stitched portion of the second side of the second fabric is provided with a sixth folded edge, the sixth folded edge is stitched with the fifth folded edge, and the fifth folded edge and the sixth folded edge are wrapped in the stitched portion of the first side and the second side.

As an optional implementation manner, in an embodiment of the present invention, the first shell fabric and the first lining fabric are located at a position close to the first side, and the second shell fabric and the second lining fabric are located at a position close to the second side.

As an optional implementation manner, in an embodiment of the present invention, the invisible zipper further includes a tail wrapping cloth, and the tail wrapping cloth is disposed at one end of the first stacking strip and the second stacking strip close to the first buttonhole and the second buttonhole.

As an optional implementation manner, in the embodiment of the present invention, the width of the tail cloth is d5, and d5 is greater than or equal to 0.3cm and less than or equal to 0.5 cm.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the embodiment of the utility model provides a double-deck clothing with stealthy zip fastener, through set up first button hole and second button hole respectively at first face cloth and second face cloth, make the seam limit of first face cloth and second face cloth separate from top to bottom, thereby make first face cloth and first lining cloth sew up more than first button hole, part below first button hole, and simultaneously, cloth is sewed up more than first button hole and second button hole in second face cloth and second, part below first button hole and second button hole, and first button hole and second button hole do not have deckle edge from the outward appearance, the clean and tidy nature of clothing outward appearance has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of a double layer garment as disclosed herein;

FIG. 2 is a rear view of the double layer garment disclosed herein;

FIG. 3 is a top view of a double layer garment as disclosed herein;

FIG. 4 is a bottom view of a double layer garment as disclosed herein;

FIG. 5 is a front view of a first shell fabric of the present disclosure;

fig. 6 is a front view of a second shell fabric disclosed herein.

Icon: 1. double-layer clothing; 1a, a first fabric; 10. a first shell fabric; 10a, a first side; 100. a first grommet; 101. a first folded edge; 102. fifthly, folding; 11. a first lining; 110. thirdly, folding; 1b, a second fabric; 12. a second shell fabric; 12a, a second side; 120. a second grommet; 121. a second folded edge; 122. sixth folding; 13. a second lining; 130. a fourth folded edge; 14. a first opening; 1000. a binding structure; 1c, invisible zippers; 15. a chain head; 16. a sprocket; 17. a first code strip; 18. a second code strip; 19. wrapping the tail with cloth; x, stopping the zipper.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

The technical solution of the present invention will be further described with reference to the following embodiments and the accompanying drawings.

Referring to fig. 1, 2, 5 and 6, an embodiment of the present invention provides a double-layered garment 1 with an invisible zipper 1c, including a first fabric 1a, a second fabric 1b and an invisible zipper 1c, where the first fabric 1a includes a first surface fabric 10 and a first lining fabric 11, the first surface fabric 10 has a first side 10a, and a part of the first lining fabric 11 is sewn to the first side 10 a. The second fabric 1b includes a second shell fabric 12 and a second lining fabric 13, the second shell fabric 12 has a second side 12a, the second side 12a of the second shell fabric 12 is sewn to the first side 10a of the first shell fabric 10, the second side 12a and the unsewn portion of the first side 10a form a first opening 14, the second lining fabric 13 is sewn to the second side 12a, the second lining fabric 13 is sewn to the first lining fabric 11, the second lining fabric 13 and the unsewn portion of the first lining fabric 11 correspond to the first opening 14, the second shell fabric 12 and the first shell fabric 10 are respectively provided with a first grommet 100 and a second grommet 120 on both sides of the first opening 14, and the first grommet 100 and the second grommet 120 are located between the first opening 14 and the sewn portion of the second shell fabric 12 and the first shell fabric 10. The invisible zipper 1c comprises a zipper head 15, a zipper tooth 16, a first code belt 17 and a second code belt 18, wherein the first code belt 17 is connected to the sewing joint of the first lining cloth 11 and the first side 10a in a sewing manner, the second code belt 18 is connected to the sewing joint of the second lining cloth 13 and the second side 12a in a sewing manner, the first code belt 17 and the second code belt 18 are respectively connected to two sides of the zipper tooth 16, the zipper head 15 is connected to the zipper tooth 16, and the zipper head 15 is used for sliding relative to the first code belt 17 and the second code belt 18 so as to close or open the first opening 14.

In the current clothes production, when the invisible zipper 1c is sewn on the double-layer clothes 1, a knife edge needs to be sewn on the zipper stop position X of the outer layer to separate the outer layer seam from top to bottom, so that the double-layer clothes 1 are sewn above the zipper stop position X and separated below the zipper stop position X. However, the hems at the knife edge are fluffy and visible in appearance, affecting the neatness of the appearance of the garment.

The utility model provides a double-deck clothing 1 with stealthy zip fastener 1c, through set up first button hole 100 and second button hole 120 respectively at first surface cloth 10 and second surface cloth 12 (above-mentioned button hole is the eyelet of the button that sets up usually on shirt, overcoat), make first surface cloth 10 cut apart from the top and bottom at the hem of second side 12a with second surface cloth 12 at the hem of first side 10a, thereby make first surface cloth 10 sew up above first button hole 100 with first lining cloth 11, part below first button hole 100, and simultaneously, second surface cloth 12 sews up above first button hole 100 and second button hole 120 with second lining cloth 13, part below first button hole 100 and second button hole 120, and first button hole 100 and second button hole 120 do not have deckle edge from the outward appearance, the clean and tidy nature of clothing outward appearance has been improved.

In some embodiments, considering that in the actual production of the garment, the sewn portion of the first fabric 10 and the first lining 11 and the sewn portion of the second fabric 12 and the second lining 13 should be connected with the sewn portion of the second fabric 12 and the first fabric 10, the first buttonhole 100 and the second buttonhole 120 are located at one end of the first opening 14 close to the sewn portion of the second fabric 12 and the first fabric 10. In this way, on one hand, the double-layer garment 1 is enabled to be more compact in overall sewing while the separation of the inner fabric from the outer fabric below the first buttonholes 100 and the second buttonholes 120 is ensured; on the other hand, the first and second grommets 100, 120 can block the chain head 15, and limit the sliding position of the chain head 15 relative to the first and second code bands 17, 18. It can be seen that, by arranging the first buttonhole 100 and the second buttonhole 120 at one end of the first opening 14 close to the sewing part of the second fabric 12 and the first fabric 10, it is not only unnecessary to make a cut at the zipper stop X of the invisible zipper 1c, but also the first buttonhole 100 and the second buttonhole 120 can be used as the zipper stop X at the same time, so that the zipper stop X is not required to be arranged at the bottom of the invisible zipper 1c, and the sewing process of the double-layer garment 1 is simpler.

In some embodiments, the first grommet 100 and the second grommet 120 extend in a direction perpendicular to the first opening 14. In this way, the seam margins which are separated from the top to the bottom of the first surface fabric 10 and the second surface fabric 12 are ensured to be reserved with enough width for sewing the first surface fabric 10 and the second surface fabric 12, sewing the first surface fabric 10 and the first lining fabric 11, and sewing the second surface fabric 12 and the second lining fabric 13. Specifically, the first grommet 100 and the second grommet 120 may be symmetrically disposed with respect to the first opening 14, that is, when the first fabric 1a and the second fabric 1b are overlapped together, the first grommet 100 may be overlapped and communicated with the second grommet 120. Thus, the appearance of the double-layered garment 1 is neater.

Referring to fig. 5 and fig. 6 together, in some embodiments, the length of the first grommet 100 is h1, and the length of the second grommet 120 is h2, considering that in the actual production of the garment, the first grommet 100 and the second grommet 120 are symmetrically disposed to facilitate processing and make the appearance of the whole garment more neat, and the machine for forming the grommet has a certain processing range, usually 0.5cm to 2cm, therefore, the lengths of the first grommet and the second grommet may be 0.5cm to 2cm, i.e., 0.5cm ≦ h1 ≦ h2 ≦ 2 cm. Illustratively, the length h1 of the first grommet 100 and the length h2 of the second grommet 120 may each be 0.5cm, 1cm, 1.5cm, 2cm, or the like.

Referring to fig. 3 and 4, in some embodiments, the first and second fabrics 10 and 12 are respectively provided with a first folded edge 101 and a second folded edge 121 at two sides of the first opening 14, the first and second inner fabrics 11 and 13 are respectively provided with a third folded edge 110 and a fourth folded edge 130 at two sides of the first opening 14, the first and third folded edges 101 and 110 are connected by sewing, and the second folded edge 121 and the fourth folded edge 130 are connected by sewing. Like this, first surface cloth 10 and first lining cloth 11, second surface cloth 12 and second lining cloth 13 are sewed up through the hem in the both sides of first opening 14, can not see the suture in the outward appearance, improve double-deck clothing 1's outward appearance neatness nature, simultaneously, can stitch first hem 101, third hem 110, the three-layer stack of first sign indicating number area 17 (can stitch second hem 121, fourth hem 130, the three-layer stack of second sign indicating number area 18 with the same reason), can reduce the process of sewing like this, improve double-deck clothing 1's production efficiency.

In some embodiments, it is considered that in actual production, the widths of the first, second, third and fourth flaps 101, 121, 110 and 130 are determined by the lengths of the first and second eyelets 100 and 120, that is, the widths of the first, second, third and fourth flaps 101, 121, 110 and 130 are approximately the same as the lengths of the first and second eyelets 100 and 120. For example, if the widths of the first flap 101, the second flap 121, the third flap 110, and the fourth flap 130 are d1, d2, d3, and d4, respectively, 0.5cm ≦ d1 ═ d2 ≦ d3 ≦ d4 ≦ 2 cm. Illustratively, the width d1 of the first flap 101, the width d2 of the second flap 121, the width d3 of the third flap 110, and the width d4 of the fourth flap 130 may each be 0.5cm, 1cm, 1.5cm, or 2 cm.

In some embodiments, the sewn portion of the first side 10a of the first shell fabric 10 is provided with a fifth folded edge 102, the sewn portion of the second side 12a of the second shell fabric 12 is provided with a sixth folded edge 122, the sixth folded edge 122 is sewn to the fifth folded edge 102, and the fifth folded edge 102 and the sixth folded edge 122 are wrapped in the sewn portions of the first side 10a and the second side 12 a. Because in actual production, first surface fabric 10 and second surface fabric 12 are formed by cutting the same surface fabric, and first side 10a of first surface fabric 10 and second side 12a of second surface fabric 12 all have deckle edge, adopt such scheme, when sewing up first side 10a of first surface fabric 10 and second side 12a of second surface fabric 12, the deckle edge of the sewing up part of first side 10a of first surface fabric 10 and second side 12a of second surface fabric 12 is all wrapped up in first surface fabric 10 and second surface fabric 12, can not see deckle edge in the outward appearance, improve the clean and tidy nature of double-deck clothing 1 outward appearance.

Referring to fig. 1 to 3 again, in some embodiments, in actual production, the first facing fabric 10 and the second facing fabric 12 are cut from the same piece of fabric, the first lining fabric 11 and the second lining fabric 13 are cut from the same piece of fabric, the cut parts of the first facing fabric 10, the second facing fabric 12, the first lining fabric 11 and the second lining fabric 13 have burrs, and the positions of the first facing fabric 10 and the first lining fabric 11 close to the first side 10a and the positions of the second facing fabric 12 and the second lining fabric 13 close to the second side 12a have the overlock structure 1000. Wherein, structure 1000 that binds off is for binding off the limit line in the round in deckle edge department to cloth 13 has certain structural strength in cutting department in cloth in making first surface cloth 10, second surface cloth 12, first lining cloth 11, the second, avoids deckle edge to scatter, influences the aesthetic property of the holistic structural strength of clothing and outward appearance.

It can be understood that, when the sewn portion of the first fabric 10 and the second fabric 12 adopts the scheme of providing the fifth folded edge 102 and the sixth folded edge 122, the raw edges of the sewn portion of the first fabric 10 and the second fabric 12 are already wrapped in the first fabric 10 and the second fabric 12, and the overlock structure 1000 is not required to be provided, and only the overlock structure 1000 is required to be provided at the unsewn portion of the first fabric 10 and the second fabric 12 and the cut portion of the first lining cloth 11 and the second lining cloth 13.

In some embodiments, the concealed slide fastener 1c further comprises a tail wrapping cloth 19, and the tail wrapping cloth 19 is disposed at one end of the first code strip 17 and the second code strip 18 close to the first buttonhole 100 and the second buttonhole 120. Because in the actual clothing production, can prune stealthy zip fastener 1 c's lower extreme to suitable length usually, can produce deckle edge in first sign indicating number area 17 and second sign indicating number area 18's pruning department, and first sign indicating number area 17 is harder with the material of second sign indicating number area 18 and leads to deckle edge comparatively sharp, then need be at first sign indicating number area 17, second sign indicating number area 18 is close to first button hole 100, this second button hole 120's one end parcel circle tail infantees 19, on the one hand, avoid deckle edge to scatter, influence the holistic structural strength of clothing and the aesthetic property of outward appearance, on the other hand, avoid deckle edge fish tail person of wearing, guarantee person's personal safety at the wearing in-process of person.

Further, considering that the tail wrapping cloth 19 should completely wrap the burrs, and a certain width should be reserved on the tail wrapping cloth 19 to facilitate sewing to the first stacking belt 17 and the second stacking belt 18, the width of the tail wrapping cloth 19 is d5, and d5 is greater than or equal to 0.3cm and less than or equal to 0.5 cm. Illustratively, the width d5 of the tail cloth 19 may be 0.3cm, 0.4cm, 0.5cm, or the like. The upper limit of d5 is defined in consideration of saving the cloth of the tail wrapping cloth 19 as much as possible and reducing the production cost under the condition of ensuring that the burrs are completely wrapped.

Hereinafter, a sewing method of the double-layered garment 1 having the concealed slide fastener 1c according to the present invention will be described in detail.

1) Firstly, marking zipper stop positions X at corresponding positions of a first surface fabric 10, a second surface fabric 12, a first lining fabric 11 and a second lining fabric 13;

2) then, respectively folding the first lining cloth 11 and the second lining cloth 13 to form a third folded edge 110 and a fourth folded edge 130, and sewing the third folded edge 110 and the fourth folded edge 130 below a zipper stop position X;

3) arranging a first button hole 100 on the first surface fabric 10 at a zipper stop position X, and respectively arranging a second button hole 120 on the second surface fabric 12 at the zipper stop position X;

4) folding the first surface fabric 10 below the first buttonhole 100 to form a fifth folded edge 102, folding the second surface fabric 12 below the second buttonhole 120 to form a sixth folded edge 122, and performing seam removal on the first surface fabric 10 and the second surface fabric 12 at the fifth folded edge 102 and the sixth folded edge 122;

5) folding the first shell fabric 10 above the first buttonhole 100 to form a first folded edge 101, and folding the second shell fabric 12 above the second buttonhole 120 to form a second folded edge 121;

6) attaching the front sides of the first lining cloth 11 and the second lining cloth 13 to the back sides of the first lining cloth 10 and the second lining cloth 12, overlapping the first folded edge 101, the third folded edge 110 and the first code band 17, sewing, overlapping the second folded edge 121, the fourth folded edge 130 and the second code band 18, and sewing;

7) the third and fourth flanges 110 and 130 are hemmed to form a hemmed structure 1000 (at this time, the first and second hems 101 and 121 are already sewn to the third and fourth hems 110 and 130, and when the third and fourth hems 110 and 130 are hemmed, the first and second hems 101 and 121 can be hemmed at the same time);

8) finally, tail wrapping cloth 19 is sewn at one end of the first code belt 17 and one end of the second code belt 18 close to the first buttonhole 100 and the second buttonhole 120.

The above detailed description is made on the double-layer garment with the invisible zipper disclosed by the embodiment of the utility model, and the specific examples are applied in the description to explain the principle and the implementation mode of the utility model, and the description of the above embodiments is only used for helping understanding the double-layer garment with the invisible zipper and the core idea thereof; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, and in summary, the content of the present specification should not be understood as the limitation of the present invention.

Claims (10)

1. A double-layer garment with a hidden zipper is characterized by comprising

The first fabric comprises a first surface fabric and a first lining fabric, the first surface fabric is provided with a first side, and the first lining fabric is partially sewn and connected to the first side;

the second fabric comprises a second shell fabric and a second lining fabric, the second shell fabric is provided with a second side, the second side of the second shell fabric is sewn and connected with the first side part of the first shell fabric, the second side and the unsewn part of the first side form a first opening, the second lining fabric is sewn and connected with the second side, the second lining fabric is sewn and connected with the first lining fabric, the unsewn part of the second lining fabric and the unsewn part of the first lining fabric correspond to the first opening, and a first buttonhole and a second buttonhole are respectively and correspondingly arranged on two sides of the first opening of the second shell fabric and the first shell fabric; and

the invisible zipper comprises a zipper head, zipper teeth, a first code belt and a second code belt, wherein the first code belt is sewn and connected to the sewn joint of the first lining cloth and the first side, the second code belt is sewn and connected to the sewn joint of the second lining cloth and the second side, the first code belt and the second code belt are respectively connected to two sides of the zipper teeth, the zipper head is connected to the zipper teeth, and the zipper head is used for sliding relative to the first code belt and the second code belt to close or open the first opening.

2. The double-layer garment of claim 1, wherein the first grommet and the second grommet are located at one end of the first opening close to the sewing portion of the second shell fabric and the first shell fabric, and the first grommet and the second grommet are used for limiting the sliding position of the chain head relative to the first code strip and the second code strip.

3. The double-layer garment of claim 1, wherein the first grommet and the second grommet extend in a direction perpendicular to the first opening.

4. The double-layer garment of claim 3, wherein the first grommet has a length h1, the second grommet has a length h2, and 0.5cm ≦ h1 ≦ h2 ≦ 2 cm.

5. The double-layer garment of claim 1, wherein the first and second shell fabrics are provided with first and second flanges on opposite sides of the first opening, the first and second shell fabrics are provided with third and fourth flanges on opposite sides of the first opening, the first and third flanges are sewn together, and the second flange is sewn together with the fourth flange.

6. The double-layered garment according to claim 5, wherein the widths of the first, second, third and fourth flaps are d1, d2, d3 and d4, respectively, and 0.5cm ≦ d1 ═ d2 ═ d3 ≦ d4 ≦ 2 cm.

7. The double-layer garment of any one of claims 1-6, wherein the stitched portion of the first side of the first shell fabric is provided with a fifth folded edge, the stitched portion of the second side of the second shell fabric is provided with a sixth folded edge, the sixth folded edge is stitched to the fifth folded edge, and the fifth folded edge and the sixth folded edge are wrapped in the stitched portions of the first side and the second side.

8. The double-layer garment according to any one of claims 1-6, wherein the first shell fabric and the first lining fabric are provided with an overlock structure at a position close to the first side, and the second shell fabric and the second lining fabric are provided with an overlock structure at a position close to the second side.

9. The double-layered garment according to any one of claims 1 to 6, wherein the invisible zipper further comprises a tail wrapping cloth, and the tail wrapping cloth is arranged at one end of the first code strip and one end of the second code strip, which are close to the first buttonhole and one end of the second buttonhole.

10. The double-layered garment of claim 9, wherein the tail cloth has a width d5, d5 and 0.5cm, respectively.

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