阅读说明：本技术 一种布料接缝结构、加工工艺及医用防护服 (Cloth seam structure, processing technology and medical protective clothing ) 是由 彭芬 于 2020-05-26 设计创作，主要内容包括：本发明公开了一种布料接缝结构、加工工艺及医用防护服,涉及防护服技术领域,其包括拼接为一体结构的第一缝边部与第二缝边部以及分别设在第一缝边部和第二缝边部两侧表面的内层胶合条与外层胶合条；所述内层胶合条和外层胶合条分别盖合在第一缝边部与第二缝边部的接缝处；所述第一缝边部的接合端弯折形成有延伸段,所述延伸段夹设在第一缝边部和第二缝边部之间；所述延伸段和第一缝边部之间夹设有中层胶合条；所述内层胶合条的宽度等于外层胶合条的宽度。本发明通过布料接缝结构的设计,能够有效增强布料接缝处的密封性,并将该布料接缝结构及加工工艺应用于医用防护服,提高了医用防护服的安全性能。(The invention discloses a cloth seam structure, a processing technology and a medical protective garment, relating to the technical field of protective garments and comprising a first seam edge part and a second seam edge part which are spliced into an integral structure, and an inner layer gluing strip and an outer layer gluing strip which are respectively arranged on the two side surfaces of the first seam edge part and the second seam edge part; the inner layer gluing strip and the outer layer gluing strip are respectively covered at the joint of the first edge sewing part and the second edge sewing part; the joint end of the first hemming portion is bent to form an extension section, and the extension section is clamped between the first hemming portion and the second hemming portion; a middle layer gluing strip is clamped between the extension section and the first hemming part; the width of the inner layer of the veneer strip is equal to that of the outer layer of the veneer strip. According to the invention, through the design of the cloth seam structure, the tightness of the cloth seam can be effectively enhanced, and the cloth seam structure and the processing technology are applied to the medical protective clothing, so that the safety performance of the medical protective clothing is improved.)

1. A cloth seam structure, its characterized in that: the adhesive tape comprises a first seam edge part (1) and a second seam edge part (2) which are spliced into an integral structure, and an inner layer adhesive tape (3) and an outer layer adhesive tape (4) which are respectively arranged on the surfaces of the two sides of the first seam edge part (1) and the second seam edge part (2);

the inner layer gluing strip (3) and the outer layer gluing strip (4) are respectively covered at the joint of the first edge sewing part (1) and the second edge sewing part (2).

2. A cloth seaming structure according to claim 1, wherein: the joint end of the first edge sewing part (1) is bent to form an extension section (11), and the extension section (11) is clamped between the first edge sewing part (1) and the second edge sewing part (2).

3. A cloth seaming structure according to claim 2, wherein: an intermediate layer adhesive strip (5) is arranged between the extension section (11) and the first hemming part (1) in a clamping mode.

4. A cloth seam construction according to any of claims 1-3, wherein: the width of the inner layer adhesive strip (3) is equal to that of the outer layer adhesive strip (4).

5. A cloth seaming structure according to claim 4, wherein: the width of the inner layer adhesive strip (3) and the outer layer adhesive strip (4) is 8-15 mm.

6. A processing technology of a cloth seam structure is characterized by comprising the following steps:

cutting cloth and preparing a gluing strip;

bending one hemming part of the cloth to be sewn to form an extension section (11), clamping a gluing strip on the inner side of the extension section (11), overlapping and attaching the other hemming part to the extension section (11), and sewing along the two hemming parts;

placing a gluing strip on the inner side and the outer side of the joint of the two hemming parts along the sewing line direction, and applying pressure to the gluing strip by adopting a hot pressing device to finish the hot gluing process;

and waiting for the glued part to naturally cool.

7. The process of claim 6, wherein the step of forming the fabric seam further comprises: when two seam edge parts are sewed, double threads are adopted for sewing.

8. A medical protective garment is characterized in that: a fabric seam construction comprising a fabric as claimed in any one of claims 1 to 5 and using the process of claim 6 or 7.

Technical Field

The invention relates to the technical field of protective clothing, in particular to a cloth seam structure, a processing technology and medical protective clothing.

Background

The medical protective clothing is protective clothing used by medical staff or other people needing to enter a specific medical and sanitary area, and can effectively ensure the body safety of the staff.

In the production and processing process of the medical protective clothing, each part of the medical protective clothing is sewn through cloth, referring to the attached drawing 1, seams are formed at the connecting part of the cuff and the shoulder part of the protective clothing, the sewing part of the trouser legs, the connecting part of the jacket and the trousers and the like, and the sealing performance of the seams has important influence on the permeation of the protective clothing against toxic and harmful chemical gases, liquid and solid particles.

At present most protective clothing all adopts the needle and thread to make up, makes up as an organic wholely through the needle and thread between the adjacent cloth, can form the pinhole in the concatenation department of cloth, and the formation of pinhole can influence the off-the-shelf leakproofness of a whole set of protective clothing, and harmful gas, liquid or dust in the surrounding environment can cause the influence to staff's health safety in can permeating to the protective clothing through the pinhole.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the cloth seam structure, which can effectively enhance the sealing performance of the seam and ensure the safety of workers.

The second purpose of the invention is to provide a processing technology of a cloth seam structure.

The third invention aims to provide the medical protective clothing, which adopts the fabric seam structure and the processing technology.

The first invention is realized by the following technical scheme:

a cloth seam structure comprises a first seam edge part and a second seam edge part which are spliced into an integral structure, and an inner layer veneer strip and an outer layer veneer strip which are respectively arranged on the two side surfaces of the first seam edge part and the second seam edge part;

the inner layer gluing strip and the outer layer gluing strip are respectively covered at the joint of the first edge sewing part and the second edge sewing part.

Through adopting above-mentioned technical scheme, first seam limit portion and second seam limit portion make up as an organic whole back, its seam crossing is formed with the pinhole, and through fixed inlayer veneer strip and outer veneer strip respectively in its seam crossing both sides, inlayer veneer strip and outer veneer strip closely laminate in seam crossing, can carry out the shutoff with the both ends of pinhole, can effectively prevent poisonous harmful gas, liquid and solid particle from permeating to the cloth inboard through the pinhole, have strengthened the leakproofness of seam crossing, staff's personal safety has been guaranteed.

The present invention in a preferred example may be further configured to: the joint end of the first hemming portion is bent to form an extension section, and the extension section is clamped between the first hemming portion and the second hemming portion.

Through adopting above-mentioned technical scheme, make up the shaping back, the both sides surface of extension has strengthened the joint strength of seam crossing with first seam limit portion and the laminating of second seam limit portion respectively, prevents that seam crossing from splitting, and then has improved the leakproofness of seam crossing.

The present invention in a preferred example may be further configured to: and a middle layer gluing strip is clamped between the extension section and the first hemming part.

By adopting the technical scheme, the middle layer gluing strip is sewn between the extension section and the first seam edge part together in the sewing process of the first seam edge part and the second seam edge part, when hot-press gluing is carried out on the subsequent seam joint, the middle layer gluing strip, the extension section and the first seam edge part are tightly glued into a whole, and the middle layer gluing strip is melted and deformed to be filled in the gap of the needle hole in the hot-press process to seal the needle hole, so that the sealing performance of the seam is further enhanced.

The present invention in a preferred example may be further configured to: the width of the inner layer of the veneer strip is equal to that of the outer layer of the veneer strip.

By adopting the technical scheme, the inner layer gluing strip and the outer layer gluing strip are completely attached to the fabric after being connected, and the side edges of the inner layer gluing strip and the outer layer gluing strip cannot be warped.

The present invention in a preferred example may be further configured to: the width of the inner layer veneer strip and the outer layer veneer strip is 5-10 mm.

Through adopting above-mentioned technical scheme, can guarantee that two veneer strips cover completely and close in seam department, can not occupy too much area on the clothing again simultaneously, reduce the influence that produces ready-made clothes outward appearance.

The second invention purpose of the invention is realized by the following technical scheme:

a processing technology of a cloth seam structure is characterized by comprising the following steps:

cutting cloth and preparing a gluing strip;

bending one hemming part of the cloth to be sewn to form an extension section, clamping a gluing strip in the extension section, putting and attaching the other hemming part on the extension section, and sewing along the two hemming parts;

placing a gluing strip on the inner side and the outer side of the joint of the two hemming parts along the sewing line direction, and applying pressure to the gluing strip by adopting a hot pressing device to finish the hot gluing process;

and waiting for the glued part to naturally cool.

By adopting the technical scheme, the sewing and gluing can be carried out on the seam of the cloth.

The present invention in a preferred example may be further configured to: when two seam edge parts are sewed, double threads are adopted for sewing.

Through adopting above-mentioned technical scheme, adopt the method of making up of two lines, when two lines were marchd along the both ends of extending section width direction, can be in the same place two portions of sewing up the portion and the closely laminating of extending, more importantly, the veneer strip can fully laminate with the surface of extending section and the corresponding part of sewing up the portion, and in next step's hot melt in-process, the veneer strip fully bonds in the cloth body that forms, strengthens the leakproofness of seam department.

The third invention purpose of the invention is realized by the following technical scheme:

a medical protective garment adopts the fabric seam structure and the processing technology.

By adopting the technical scheme, the air tightness of the seams of the protective clothing and the connection strength of the seams can be enhanced, and the safety performance of the medical protective clothing is improved.

In summary, the invention includes at least one of the following beneficial technical effects:

1. through fixing inlayer veneer strip and outer veneer strip respectively in the both sides of cloth hem portion seam crossing, inlayer veneer strip and outer veneer strip closely laminate in seam crossing, can carry out the shutoff with the both ends of pinhole, can prevent effectively that poisonous and harmful gas, liquid and solid particle from permeating to the cloth inboard through the pinhole, have strengthened the leakproofness of seam crossing, have guaranteed staff's personal safety.

2. The end part of the first hemming is bent to form an extension section, and the extension section and the hemming parts on the two sides are sewn together by adopting a double-thread sewing method, so that the connection strength of the seam can be effectively improved.

3. The pinhole is sealed through the cooperation of inlayer veneer strip, middle level veneer strip and outer veneer strip, adopts hot pressing melting technology simultaneously, and under the high temperature condition, veneer strip melting inflation, the fuse is filled between the gap of pinhole and needle line, with the pinhole driving fit, can block that poisonous and harmful chemical gas, liquid and solid particle permeate to the protective clothing through the needle in, strengthened the gas tightness performance of seam.

Drawings

Fig. 1 is a schematic view of the overall structure of a protective garment in the prior art.

FIG. 2 is a schematic view of a fabric seam structure according to an embodiment of the present invention.

FIG. 3 is a front view of the seam construction of FIG. 2 sewn as one piece.

FIG. 4 is a flow chart of the process for making the fabric seam structure of the present invention.

In the figure, 1, a first hem portion; 11. an extension section; 2. a second hem portion; 3. inner layer gluing strips; 4. an outer layer of a gluing strip; 5. and a middle layer gluing strip.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a cloth seam structure disclosed in an embodiment of the present invention includes a first seam portion 1, a second seam portion 2, an inner layer glue strip 3, and an outer layer glue strip 4.

Referring to fig. 1 and 2, a first seam allowance part 1 and a second seam allowance part 2 are two joint ends of a fabric to be sewn, the first seam allowance part 1 and the second seam allowance part 2 are stacked together and connected into a whole by sewing, and an inner layer gluing strip 3 and an outer layer gluing strip 4 are respectively covered at two side seams of the first seam allowance part 1 and the second seam allowance part 2 and fixedly connected with the first seam allowance part 1 and the second seam allowance part 2. It should be noted that the inner layer glue strip 3 and the outer layer glue strip 4 are both strip-shaped hot melt adhesives, and the specific materials may be polyamide, polyester, polyethylene, polyester amide, etc., and have strong sealing property and corrosion resistance, and may be fixed to the first seam allowance portion 1 and the second seam allowance portion 2 by an adhesive manner, or may be connected to the first seam allowance portion 1 and the second seam allowance portion 2 as a whole by a hot-press gluing manner.

First seam limit portion 1 and second seam limit portion 2 make up as an organic whole back, its seam crossing is formed with the pinhole, and through fixing inlayer veneer strip 3 and outer veneer strip 4 respectively in its seam crossing both sides, inlayer veneer strip 3 and outer veneer strip 4 closely laminate in seam crossing, can carry out the shutoff with the both ends of pinhole, can effectively prevent poisonous harmful gas, liquid and solid particle from permeating to the cloth inboard through the pinhole, the leakproofness of seam crossing has been strengthened, staff's personal safety has been guaranteed.

Furthermore, the joint end of the first hem portion 1 is bent to form an extension section 11, the joint end of the second hem portion 2 is attached to the extension section 11, and the extension section 11 is sandwiched between the first hem portion 1 and the second hem portion 2. After sewing, the surfaces of the two sides of the extension section 11 are respectively attached to the first seam edge part 1 and the second seam edge part 2, so that the connection strength of the seam is enhanced, the seam is prevented from cracking, and the sealing performance of the seam is improved.

In order to further enhance the sealing performance of the seam, a middle layer gluing strip 5 is arranged between the extension section 11 and the first seam edge part 1 in a clamping mode, the middle layer gluing strip 5 is made of the same material as the inner layer gluing strip 3 and the outer layer gluing strip 4, the middle layer gluing strip 5 is sewn between the extension section 11 and the first seam edge part 1 in the sewing process of the first seam edge part 1 and the second seam edge part 2, when the subsequent seam is subjected to hot-pressing gluing, the middle layer gluing strip 5, the extension section 11 and the first seam edge part 1 are tightly glued into a whole, and in the hot-pressing process, the middle layer gluing strip 5 is melted and deformed to be filled in gaps of pinholes to seal the pinholes.

Specifically, the width of the inner layer of the plywood 3 is equal to that of the outer layer of the plywood 4, so that the inner layer of the plywood 3 and the outer layer of the plywood 4 are completely attached to a whole after being connected with cloth, and the side edges of the inner layer of the plywood 3 and the outer layer of the plywood 4 cannot be warped. And the width of the inner layer gluing strip 3 and the width of the outer layer gluing strip 4 are 8-15mm, so that the two gluing strips can be completely covered at the seam, excessive area on the clothes can not be occupied, and the influence on the appearance of the ready-made clothes is reduced.

The invention also discloses a processing technology of the cloth seam structure, which comprises the following steps with reference to fig. 3:

s101: cutting cloth and preparing a gluing strip;

and cutting the fabric according to the sizes of the fabrics required by different parts of the ready-made clothes.

S102: one of the hem portions of the cloth to be sewn is bent to form an extension section 11, a glue strip is clamped in the inner side of the extension section 11, the other hem portion is overlapped and attached to the extension section 11, and then sewing is carried out along the two hem portions.

S103: and placing a gluing strip on the inner side and the outer side of the joint of the two hemming parts along the sewing line direction, and applying pressure to the gluing strip by adopting a hot-pressing device to finish the hot gluing process.

S104: and waiting for the glued part to naturally cool. And after cooling, performing the next process on the ready-made clothes to ensure that the gluing strips at the seams are fully bonded with the cloth.

In step S102, when the seam portion is sewn, a double-thread sewing process is adopted, the two threads advance along the two ends of the extending section 11 in the width direction, and the two seam portions and the extending section 11 are tightly attached together, more importantly, the glue strip can be fully attached to the surface of the extending section 11 and the corresponding portion of the seam portion, and in the next hot melting process, the glue strip is fully bonded in the formed fabric body, so that the sealing performance of the seam portion is enhanced.

And step S103, adopting a special heat sealing machine in the hot pressing process, wherein the width of a hot pressing die of the heat sealing machine is obviously larger than that of the veneer strip, and controlling the pressing pressure, the pressing time and the pressing die temperature in the hot pressing process to ensure that the veneer strip and the cloth are fully bonded into a whole.

The invention also discloses medical protective clothing, the fabric seam structure is adopted at the seam of each part of the protective clothing, and the processing technology of the fabric seam structure is adopted in the production and manufacturing process of the medical protective clothing.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.