Multi-fulcrum vest bag and preparation method thereof
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A vest bag and multi-pivot technology, applied in the vest bag field, can solve the problems of insufficient toughness of the vest bag, falling out of items, and easy force reduction, etc., achieving the effects of being comfortable to carry, not easy to tear and damage, and prolonging the service life.
Pending Publication Date: 2021-04-13
安徽沪通环保包装科技有限公司
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Problems solved by technology
[0002] The vest bag, also known as the vest bag, is named because its shape resembles a vest. The vest bag has a wide range of uses and has become an indispensable necessity in daily life. It provides great convenience for people, but it also causes environmental damage. Pollution;
[0003] After the existing vest bag is filled with items and hung, the handles at both ends are generally stressed, and the force in the middle is easy to drop, causing the items to fall out, and the existing vest bag is not tough enough and is easy to be torn and damaged. Therefore, this The invention proposes a multi-pivot vest bag and its preparation method to solve the problems in the prior art
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Embodiment 1
[0030] according to figure 1 , 2 , 3, and 4, the present embodiment proposes a multi-pivot vest bag, comprising a bag body 1, a first handle 2 and an elastic band 3, and both sides of the upper end of the bag body 1 are provided with a first handle 2 An elastic band 3 is provided above the front and rear ends of the inside of the bag body 1, and a second handle 4 is movably installed on the elastic band 3, and at least two groups of second handles 4 are provided, and the inner side of the second handle 4 The upper end of the upper end of the bag body is provided with a cushion 5, and both ends of the bottom of the second handle 4 are provided with sleeves 6, and the sleeves 6 are movably sleeved on the elastic band 3, and the front and rear ends of the inside of the bag body 1 are both An airbagcushion 7 is provided, and a valve core 8 is provided on the airbagcushion 7 , and the valve core 8 extends out of the bag body 1 . When in use, the second handle 4 is moved to the ...
Embodiment 2
[0036] according to Figure 5 As shown, the present embodiment proposes a kind of preparation method of multi-pivot vest bag, comprising the following steps:
[0038] Step 2: Put cassava flour, chitosan, wood fiber and cornstarch into the reaction kettle, mix evenly, add water to dilute at the same time, then stir and mix at 125°C to obtain a mixture, then heat and degas the mixture, Then use a twin-screw extruder to polycondense the mixture on the extruder to obtain the base material;
[0039]Step 3: Add cotton fiber, silver fiber and polypropylene fiber to the base material, stir evenly to obtain a mixture, and then introduce the mixture into a film blowing machine to obtain a film material, and then p...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Abstract
The invention provides a multi-fulcrum vest bag and a preparation method thereof. The multi-fulcrum vest bag comprises a bag body, first handles and elastic cords. The first handles are arranged on the two sides of the upper end of the bag body, the elastic cords are arranged on the upper portions of the front and rear ends in the bag body, and at least two second handles are movably installed on the elastic cords; and soft cushions are arranged at the upper ends of the inner sides of the second handles, sleeves are arranged at the two ends of the bottoms of the second handles, and the sleeves are movably arranged on the elastic cords in a sleeving mode. The second handles are movably installed through the elastic cords, the second handles are moved to the center of the bag body, when an object is hung and contained, multi-fulcrum stress can be achieved, the middle position and the two ends of the bag body are kept on the same horizontal plane, and the object is not prone to falling out; and when the bag is carried in daily life, the second handles can be moved to the first handles, the stress effect of the handles at the two ends is improved, hand bridling is avoided under the action of the soft cushions, and carrying is more comfortable.
Description
technical field [0001] The invention relates to the technical field of vest bags, in particular to a vest bag with multiple fulcrums and a preparation method thereof. Background technique [0002] The vest bag, also known as the vest bag, is named because its shape resembles a vest. The vest bag has a wide range of uses and has become an indispensable necessity in daily life. It provides great convenience for people, but it also causes environmental damage. pollute; [0003] After the existing vest bag is filled with items and hung, the handles at both ends are generally stressed, and the force in the middle is easy to drop, causing the items to fall out, and the existing vest bag is not tough enough and is easy to be torn and damaged. Therefore, this The invention proposes a multi-pivot vest bag and a preparation method thereof to solve the problems existing in the prior art. Contents of the invention [0004] In view of the above problems, the present invention propose...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Application Information
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