CN113208250B

CN113208250B - Hand bag

Info

Publication number: CN113208250B
Application number: CN202110574307.2A
Authority: CN
Inventors: 胡焕波; 芮正国; 吴玲; 王敏旸; 杜湘云
Original assignee: Oechsler Plastic Products Taicang Co Ltd
Current assignee: Oechsler Plastic Products Taicang Co Ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-06-14
Anticipated expiration: 2041-05-25
Also published as: CN113208250A

Abstract

The invention relates to a handbag, which comprises an outer bag body, an inner bag body and a handle, wherein the outer bag body, the inner bag body and the handle are all net hollow bodies formed by 3D printing of TPU materials, the outer bag body comprises a bottom sheet body, a side sheet body extending upwards from the periphery of the bottom sheet body, a bag opening formed at the top of the side sheet body and an inner connecting edge extending downwards from the bag opening; the inner bag body extends downwards from the lower edge of the inner connecting edge and forms a liner cavity with an upward opening, and the hollow holes formed by the inner bag body and the hollow holes formed by the outer bag body are distributed in a staggered mode. The handbag is simple to manufacture, good in secrecy, strong in three-dimensional modeling sense, good in air permeability, light in dead weight, good in shaping, not prone to deformation, convenient to clean, not prone to mildew, fashionable and comfortable to carry, very practical, and high in production efficiency due to the fact that 3D printing is formed in one step.

Description

Hand bag

Technical Field

The invention belongs to the field of articles for daily use, and particularly relates to a handbag.

Background

The types of prior art handbags mainly include leather bags made of leather or the like and woven bags made of woven materials. Although the two handbags have some advantages, the two handbags have some defects and cannot meet the increasingly high and rich use requirements of consumers. For example, existing cortical handbags present severe air impermeability, such as: when the closed bag is used in summer, the temperature in the closed bag is generally 40-50 ℃, the closed bag is not only convenient to carry or straddle, but also poor in comfort level as long as the closed bag is in contact with the skin, and meanwhile, for some cosmetics or skin care products used by women, deterioration is easy to occur at 40-50 ℃ to influence the use of users; furthermore, leather handbags are often heavy and do not meet the lightness requirements of an increasing group of women. The woven handbag has better air permeability compared with a leather bag, but has the defects of obviously inferior secrecy and texture to the leather bag, easy deformation and damage, difficult cleaning, easy generation of mold and the like. In addition, both leather handbags and woven handbags have the contradiction between self-support and hand feeling and capacity, and for example, some bags are made of hard materials, so that the inner space of the bag is difficult to expand, cannot be expanded adaptively according to the placed articles, and have poor hand feeling, while some bags are made of soft materials and have certain expansibility and are softer, but the bags cannot realize self-support basically, so that the bags have good shape.

Disclosure of Invention

The invention aims to solve the problems that the defects of the prior art are overcome, and the handbag which is simple to manufacture, good in secrecy, strong in three-dimensional modeling sense, good in air permeability, light in self weight, not easy to deform, convenient to clean, not easy to mildew and fashionable and comfortable is provided.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

a handbag comprises an outer bag body, an inner bag body and a handle, wherein the outer bag body, the inner bag body and the handle are all mesh hollow bodies formed by 3D printing of TPU materials, the outer bag body comprises a bottom sheet body, a side sheet body extending upwards from the periphery of the bottom sheet body, a bag opening formed at the top of the side sheet body and an inner connecting edge extending downwards from the bag opening; the inner bag body extends downwards from the lower edge of the inner connecting edge and forms a liner cavity with an upward opening, and the hollow holes formed by the inner bag body and the hollow holes formed by the outer bag body are distributed in a staggered mode.

According to a specific embodiment and preferred aspect of the present invention, the side sheet body is made of two or more connecting tapes interwoven with each other, each connecting tape has a plurality of connecting units, each connecting unit includes a base portion and three connecting arms extending in three different directions, one end of each connecting arm is connected to the base portion in each connecting unit, between two adjacent connecting units, one connecting arm of one connecting unit is connected end to one connecting arm of another connecting unit, and hollow holes are formed between the base portions. The structure is formed, the stereoscopic impression is strong, the integral shaping is facilitated, and wrinkles cannot occur.

Preferably, the side sheet body is formed by interweaving 2, 3 or 4 connecting belts in a floating and sinking manner, three connecting arms are distributed along the circumferential direction of the base body part, and the three connecting arms respectively extend in the upward, downward, leftward or rightward directions. By interweaving, the formed structure is attractive, the shape of the formed hollow hole is not easy to deform, and the probability of leakage of the articles in the bag is low.

Preferably, the included angle between two adjacent connecting arms is greater than or equal to 60 degrees and less than or equal to 150 degrees.

Furthermore, the negative film body side pieces are the same, and the bottom surfaces of the base parts of the plurality of connecting units distributed on the negative film body are arranged in a flush mode. Not only the processing of the 3D of being convenient for print, also ensure the moulding of package end moreover, form the multiple spot by a plurality of base parts when placing simultaneously and steadily support, so, when placing, the air current of package end is still unblocked, especially in case when placing on the plane have water stain, can also avoid water to get into in the package effectively and soak article.

According to another embodiment and preferred aspect of the present invention, the bag opening comprises a hollow tube with a hollow hole formed on a tube wall, and a connecting arm at the top of the connecting unit at the upper part of the side piece extends into the hollow tube from the hollow hole of the tube wall to be connected with the hollow tube. Through the mode of interlude butt joint, avoid the sewing, also strengthen the fastness of connecting simultaneously.

Preferably, the sack still includes and is used for will stretching into the intraductal interior connecting strip that the connecting arm tip is fixed mutually of fretwork, wherein the interior connecting strip is located the fretwork intraductally and along the circumference extension of fretwork pipe. Under the butt joint of interior connecting strip, promote joint strength between sack and the side lamellar body by a wide margin, also be convenient for simultaneously implement, consequently, the probability that the sack breaks away from outer inclusion appears is very little.

Further, the handles are hollow tubes, hollow holes are formed in the tube walls of the hollow tubes, and the lower end portions of the handles and the upper portions of the hollow tubes share part of hollow edge strips. The shaping of being convenient for, material saving simultaneously cuts the dead weight, the moulding of sack and handle of being convenient for.

According to a further embodiment and preferred aspect of the invention, the handbag further comprises an internal pocket formed in the inner wall of the gallbladder lumen and having an opening facing upwards. Under the placement of the built-in bag, the classified placement of articles is convenient, and the conventional method is as follows: identification cards, banks, cash, etc., for quick access and use.

Preferably, the built-in bag is arranged in a hollow manner. Not only shear dead weight, but also air permeability is higher.

In addition, the bottom sheet body is rectangular, the side sheet bodies form a flat bag cavity and comprise a front sheet body, a back sheet body, a left side sheet body and a right side sheet body, and the handbag further comprises an integrated decorative pattern printed on the outer surface of the front sheet body or/and the back sheet body in a 3D mode. Here, the decorative pattern further enhances the feeling of styling.

Preferably, the gallbladder cavity is similar to the bag cavity, and the inner package body is attached to the inner wall of the bag cavity from the outer surface. Maximizing the cavity for placing the product.

Further, the handbag also comprises a first component and a second component which are arranged on two opposite sides of the inner bag body or/and two opposite sides of the inner connecting edge, wherein the bag opening is relatively attached tightly when the first component and the second component are matched. The conventional hidden button combination can realize the closing of the bag opening.

Preferably, the hardness of the TPU materials adopted by the outer bag body, the inner bag body and the handle is 83A, 90A and 85A respectively.

Due to the application of the technical scheme, compared with the prior art, the invention at least has the following advantages:

the handbag is simple to manufacture, good in secrecy, strong in three-dimensional modeling sense, good in air permeability, light in dead weight, good in shaping, not prone to deformation, convenient to clean, not prone to mildew, fashionable and comfortable to carry, very practical, and high in production efficiency due to the fact that 3D printing is formed in one step.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced 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 the drawings without creative efforts.

FIG. 1 is a schematic perspective view of a handbag of the present invention;

FIG. 2 is an exploded view of the structure of FIG. 1;

FIG. 3 is a schematic front view of FIG. 1;

FIG. 4 is a rear view of FIG. 1;

FIG. 5 is an enlarged view of a portion of the side panel of FIG. 1;

wherein: 1. an outer bag body; 10. a chassis body; 11. a side sheet body; 110. a connection unit; a. a base portion; b. a connecting arm; 12. a bag opening; 120. a hollow pipe; 121. an inner connecting strip; 13. an inner connecting edge;

2. an inner bag body;

3. a handle;

4. a built-in bag;

5. a first component;

6. a second component;

q1, q2, q3 and a hollow hole.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiment in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and therefore the application is not limited to the specific embodiments disclosed below.

Referring to fig. 1 and 2, the handbag provided by the embodiment includes an outer bag body 1, an inner bag body 2, and a handle 3, and the outer bag body 1, the inner bag body 2, and the handle 3 are all mesh hollow bodies formed by 3D printing of TPU materials.

The TPU material is short for Thermoplastic Urethane, herein referred to as Thermoplastic polyurethane elastomer. The TPU is a high polymer material formed by jointly reacting and polymerizing diisocyanate molecules such as diphenylmethane diisocyanate (MDI) or Toluene Diisocyanate (TDI), macromolecular polyol and low-molecular polyol (chain extender), and meanwhile, the TPU has the characteristics of excellent high tension, high tensile force, toughness and aging resistance, and is a mature environment-friendly material.

At present, TPU is widely applied to the aspects of medical sanitation, electronic and electric appliances, industry, sports and the like, has the characteristics of high strength, good toughness, wear resistance, cold resistance, oil resistance, water resistance, aging resistance, weather resistance and the like which are incomparable with other plastic materials, and simultaneously has a plurality of excellent functions of high waterproofness and moisture permeability, wind resistance, cold resistance, antibiosis, mildew resistance, warm keeping, ultraviolet resistance, energy release and the like.

As shown in fig. 3 and 4, the outer bag body 1 includes a bottom sheet 10, a side sheet 11 extending upward from the periphery of the bottom sheet 10, a bag opening 12 located at the top of the side sheet 11, and an inner connecting edge 13 extending downward from the bag opening 12.

Specifically, the bottom plate 10 is rectangular, the side plate 11 has 4 pieces, and the 4 pieces of side plate 11 and the bottom plate 10 form a flat pocket with an upper opening.

In this example, the chassis 10 and the side panels 11 have the same structure.

As shown in fig. 5, the side sheet 11 is formed by interweaving 2, 3 or 4 connecting straps, each connecting strap has a plurality of connecting units 110, each connecting unit 110 includes a base portion a and three connecting arms b extending along three different directions, one end of each connecting arm b is connected to the base portion b in each connecting unit 100, two adjacent connecting units 110 are connected to each other, one connecting arm b of one connecting unit 110 is connected to one connecting arm b of another connecting unit 110 end to end, and hollow holes q1 are formed between the base portions a. The structure is formed, the stereoscopic impression is strong, the integral shaping is facilitated, and wrinkles cannot occur.

In this example, three connecting arms b are distributed along the circumferential direction of the base portion a, and the three connecting arms b extend in upward, downward, leftward or rightward directions, respectively. By interweaving, the formed structure is attractive, the shape of the formed hollow hole is not easy to deform, and the probability of leakage of the articles in the bag is low.

Specifically, the included angle between two adjacent connecting arms is 120 °.

Further, the bottom surfaces of the base portions a of the plurality of connection units 110 distributed on the chassis 10 are flush with each other. Not only the processing of the 3D of being convenient for print, also ensure the moulding of package end moreover, form the multiple spot by a plurality of base parts when placing simultaneously and steadily support, so, when placing, the air current of package end is still unblocked, especially in case when placing on the plane have water stain, can also avoid water to get into in the package effectively and soak article.

The bottom sheet body 10 is rectangular, the side sheet body 11 forms a flat bag cavity, the side sheet body 11 comprises a front sheet body 11a, a back sheet body 11b, a left side sheet body 11c and a right side sheet body 11D, and the handbag further comprises an integrated 3D decorative pattern 11e printed on the outer surface of the front sheet body 11a or/and the back sheet body 11 b. Here, the decorative pattern further enhances the feeling of styling.

The bag opening 12 comprises a hollow tube 120 which is hollow inside and is provided with a hollow hole q2 on the tube wall, and a connecting arm b at the top of the connecting unit 110 at the upper part of the side piece body 11 extends into the hollow tube 120 from the hollow hole q2 on the tube wall to be connected with the hollow tube 120. Through the mode of interlude butt joint, avoid the sewing, also strengthen the fastness of connecting simultaneously.

In this embodiment, the bag opening 12 further includes an inner connecting bar 121 for fixing an end of the connecting arm b extending into the hollow tube 120, wherein the inner connecting bar 121 is located in the hollow tube 120 and extends along a circumferential direction of the hollow tube 120. Under the butt joint of interior connecting strip, promote joint strength between sack and the side lamellar body by a wide margin, also be convenient for simultaneously implement, consequently, the probability that the sack breaks away from outer inclusion appears is very little.

The upper end of the inner connecting edge 13 extends into the hollow tube 120 through the hollow hole q2, and the upper end of the inner connecting edge 13 is also fixedly connected to the inner connecting bar 121.

The inner bag body 2 extends downwards from the lower edge of the inner connecting edge 13 and forms a bag cavity with an upward opening, the hollow holes q3 formed by the inner bag body 2 and the hollow holes q1 formed by the outer bag body 1 are distributed in a staggered mode relatively, the bag cavity is similar to the bag cavity, and the inner bag body 2 is attached to the inner wall of the bag cavity from the outer surface. Maximizing the cavity for placing the product.

The handles 3 are hollow tubes with hollow holes formed in the tube walls, wherein the lower end of each handle 3 shares part of hollow edge strips with the upper parts of the hollow tubes. The shaping of being convenient for, material saving simultaneously cuts the dead weight, the moulding of sack and handle of being convenient for.

In this embodiment, the handbag further comprises an inner pocket 4 formed on the inner wall of the inner bag cavity and having an upward opening, and a first component 5 and a second component 6 arranged on two opposite sides of the inner bag body 2 or/and two opposite sides of the inner connecting edge 13, wherein the pocket opening 12 is relatively attached to the first component 5 and the second component 6 when the first component 5 and the second component 6 are matched.

Specifically, under the arrangement of the built-in bag 4, the classified arrangement of the articles is convenient, and the conventional method is as follows: identification cards, banks, cash, etc., for quick access and use.

In this embodiment, the inner bag 4 is hollow. Not only shear dead weight, but also air permeability is higher.

The conventional first and second components 5 and 6 are a combination of snap fasteners to effect closure of the mouth of the bag.

In addition, for the purpose of shaping and the strength of the parts, the hardness of TPU materials used for the outer bag body 1, the inner bag body 2 and the handle 3 is 83A, 90A and 85A, respectively. According to different hardness, the requirement of integral shaping is met.

In summary, the present embodiment has the following advantages:

1) the manufacturing is simple, the three-dimensional (3D) printing is adopted for one-step forming, sewing is not needed, and the efficiency is high;

2) the air permeability of the bag is improved, and the bag is good in secrecy, and mainly comprises hollow holes formed by the inner bag body and hollow holes formed by the outer bag body which are distributed in a staggered mode, so that the secrecy of loaded articles is guaranteed on the premise of improving the air permeability, and meanwhile, the bag is light in self weight and convenient to carry;

3) the three-dimensional modeling is strong, the patterns of the lower side sheet body are mainly reflected, the formed outer wrapping body is full and shaped, when the outer wrapping body is horizontally placed, a plurality of base body parts form multi-point stable support, the air flow at the bottom of the bag is still smooth, and particularly once water stains are placed on a plane, water can be effectively prevented from entering the bag to soak articles;

4) the outer bag body, the inner bag body and the handle are made of TPU materials with different strengths, wherein the TPU materials are resistant to oil, water and mold and have the characteristics of elasticity, crease resistance, softness and the like, so that the service life can be prolonged, and the modeling feeling reflected by the different strengths is stronger;

5) the practicality is strong, and it mainly embodies moulding good, non-deformable, clean convenient, difficult moldy and have fashion concurrently and the travelling comfort of carrying.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.

Claims

1. A handbag comprises an outer bag body, an inner bag body and a handle, and is characterized in that: the outer bag body, the inner bag body and the lifting handle are all mesh hollow bodies formed by 3D printing of TPU materials, wherein the outer bag body comprises a bottom sheet body, side sheet bodies extending upwards from the periphery of the bottom sheet body, bag openings formed in the tops of the side sheet bodies, and inner connecting edges extending downwards from the bag openings; the inner bag body extends downwards from the lower edge of the inner connecting edge and forms a liner cavity with an upward opening, and the hollow holes formed by the inner bag body and the hollow holes formed by the outer bag body are distributed in a relative staggered manner; the side sheet body is formed by interweaving 2, 3 or 4 connecting belts in a floating and sinking way, each connecting belt is respectively provided with a plurality of connecting units, each connecting unit comprises a base body part and three connecting arms extending along three different directions, one end part of each connecting arm is connected with the base body part in each connecting unit, one connecting arm of one connecting unit is connected with one connecting arm of the other connecting unit end to end between two adjacent connecting units, and hollow holes are formed among the base body parts; the three connecting arms are distributed along the circumferential direction of the base body part and respectively extend upwards, downwards, leftwards or rightwards; the included angle between two adjacent connecting arms is larger than or equal to 60 degrees and smaller than or equal to 150 degrees.

2. The handbag according to claim 1, characterized in that: the bottom sheet body is the same as the side sheet body, and the bottom surfaces of the base parts of the plurality of connecting units distributed on the bottom sheet body are flush.

3. The handbag according to claim 1, characterized in that: the bag mouth include inside cavity and the fretwork pipe that is formed with the fretwork hole on the pipe wall, side piece body upper portion a linking arm at linkage unit top certainly the fretwork hole of pipe wall stretches into in the fretwork pipe with the fretwork pipe is connected.

4. The handbag according to claim 3, characterized in that: the bag mouth still including be used for stretching into in the fretwork pipe the fixed in-connection strip of connecting arm tip mutually, wherein in-connection strip be located in the fretwork is intraductal and along the circumference of fretwork pipe extends.

5. The handbag according to claim 3, characterized in that: the lifting handle is hollow, hollow holes are formed in the pipe wall of the hollow pipe, and the lower end portion of each lifting handle and the upper portion of each hollow pipe share a part of hollow edge strips.

6. The handbag according to claim 1, characterized in that: the handbag also comprises an internal bag which is formed on the inner wall of the gallbladder cavity and has an upward opening.

7. The handbag according to claim 6, characterized in that: the built-in bag is arranged in a hollow way.

8. The handbag according to claim 1, characterized in that: the bottom sheet body be the rectangle, the side sheet body constitute flat pocket, just the side sheet body include front sheet body, back lamellar body, left flank lamellar body and right flank lamellar body, the handbag still include integrative 3D and print the decorative pattern of the surface of front sheet body or/and back lamellar body.

9. The handbag according to claim 8, characterized in that: the gallbladder cavity is similar to the bag cavity, and the inner bag body is attached to the inner wall of the bag cavity from the outer surface.

10. The handbag according to claim 1, characterized in that: the handbag also comprises a first component and a second component which are arranged on two opposite sides of the inner bag body or/and two opposite sides of the inner connecting edge, wherein the bag opening is relatively attached tightly when the first component and the second component are matched.

11. The handbag according to claim 1, characterized in that: the hardness range of TPU materials adopted by the outer bag body, the inner bag body and the handle is 83A-90A.