CN212630198U - Bag body and backpack with same - Google Patents
Bag body and backpack with same Download PDFInfo
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- CN212630198U CN212630198U CN202020319809.1U CN202020319809U CN212630198U CN 212630198 U CN212630198 U CN 212630198U CN 202020319809 U CN202020319809 U CN 202020319809U CN 212630198 U CN212630198 U CN 212630198U
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- bag
- bag body
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- backpack
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Abstract
The utility model relates to a bag body and have knapsack of this bag body, this bag body includes upper and lower both ends opening and is the ladle body of tube-shape and connects in the bottom of the bag of body lower extreme open-ended bag, the medial surface of the bag body is the waterproof layer, the lateral surface of the bag body is the cloth layer, the bag mouth that the opening is used for getting and putting article on the bag body, the bag body lower extreme is as the bottom of the bag, the edge an organic whole that the bag body is close to the bottom of the bag is provided with the turn-ups that overhangs to the bag body, the lateral surface of turn-ups has sewed up an annular connection piece, the lateral surface of connection piece is the waterproof layer, turn-ups and connection piece; the package end includes interior bottom and outsole layer, and interior bottom and outsole layer are located the upper and lower both sides of connecting portion respectively and mutual butt, and the relative both sides face of interior bottom and outsole layer is the waterproof layer, and the butt fusion is connected between interior bottom, connecting portion and the outsole layer. The bottom of the bag body is high in flatness and good in attractiveness through the outer bottom layer, and burrs at the bottom can be avoided.
Description
Technical Field
The utility model belongs to the technical field of the knapsack technique and specifically relates to a knapsack that relates to a inclusion and have this inclusion with waterproof function.
Background
Bags having one or more pockets for storing items and an openable or closable attachment structure at the opening of the bag are commonly found in zippers, lacing systems, snaps, velcro, and the like. The existing bags are various, have different shapes and different materials according to different purposes, and are convenient for people to use in different occasions.
Such as in rainy weather or in outdoor sports such as camping or water sports, the bag needs to be designed to be of a sealed and portable construction to facilitate use by people in rainy weather, drifting, rowing, swimming.
The inclusion surface fabric of present common package that has waterproof function adopts PVC waterproof cloth, this kind of surface fabric is the composite fabric of a waterproof layer another side for the bed of cloth, this kind of inclusion is in the manufacture process, the waterproof layer generally regards as the nexine of inclusion, correspond the position in the inside of suture junction and all can paste and cover a waterproof layer, and it is fixed through the butt fusion of high frequency heat sealing machine, and only all be the waterproof layer during the butt fusion and just can fuse the catch, and in the bottom of the package department of inclusion, the bottom of ladle body is a part to the enstrophe, the bottom of the package also adopts PVC waterproof cloth, the waterproof layer of bottom is down with the upper surface of ladle body bottom enstrophe paste and the butt fusion is fixed.
The above prior art solutions have the following drawbacks: the package body is generally the tube-shaped body, can have many places coincidence folding part when the tip edge of the tube-shaped body turns over inwards, in the bottom of package end and the folding part butt fusion of package body bottom, can make coincidence folding part butt fusion back unevenness, the junction unevenness promptly, and the bottom surface outwards is the waterproof layer, inconsistent with the surface fabric of inclusion, there is not aesthetic effect, the inclusion bottom is in the use simultaneously, because the edge of package body bottom department enstrophe exposes externally, the deckle edge condition can appear in the longer back edge of live time.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a inclusion, it has waterproof function and the bottom of the package and the good effect of package body junction planarization.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a bag body comprises a cylindrical bag body and a bag bottom, wherein the upper end and the lower end of the bag body are provided with openings, the bag bottom is connected with the lower end of the bag body and is provided with an opening, the inner side surface of the bag body is a waterproof layer, the outer side surface of the bag body is a cloth layer, the upper end of the bag body is provided with an opening for taking and placing articles, the lower end of the bag body is used as the bag bottom, a flanging which extends inwards of the bag body is integrally arranged at the edge of the bag body close to the bag bottom, the outer side surface of the flanging is sewed with an annular connecting sheet, the outer side surface of the connecting sheet is a waterproof; the package end includes interior bottom and outsole layer, and interior bottom and outsole layer are located the upper and lower both sides of connecting portion respectively and mutual butt, and the relative both sides face of interior bottom and outsole layer is the waterproof layer, and the butt fusion is connected between interior bottom, connecting portion and the outsole layer.
Through adopting above-mentioned technical scheme, through set up an outer bottom again in the package end to through set up connection piece and outer bottom butt fusion in package body bottom, can realize making the bottom roughness of inclusion high through outer bottom, the aesthetic property is good, can play the circumstances of avoiding the bottom to take place deckle edge simultaneously and take place.
The present invention may be further configured in a preferred embodiment as: the connecting piece faces towards the inner side edge of the inner side of the bag body and is integrally connected with the inner side edge of the flanging.
Through adopting above-mentioned technical scheme, the inboard side and the inboard side body coupling of turn-ups of connection piece for water-proof effects is better.
The present invention may be further configured in a preferred embodiment as: and two side surfaces of the outer bottom layer are waterproof layers.
By adopting the technical scheme, the outer surface of the outer bottom layer is set to be consistent with the cloth layer on the outer surface of the bag body, so that the bag body has high appearance consistency and good appearance.
The present invention may be further configured in a preferred embodiment as: the outer side of the outer bottom layer is provided with imitation leather grains.
Through adopting above-mentioned technical scheme, set up the surface of outer bottom into imitative dermatoglyph, the aesthetic property is good.
The above second object of the present invention is to provide a manufacturing process of a bag body, which can be implemented by the following technical solution:
a backpack comprises the backpack body and straps arranged on one side of the backpack body, wherein an openable or closable connecting structure is arranged at a bag opening of the backpack body.
By adopting the technical scheme, the backpack mainly comprises the backpack body, and has the advantages of good waterproof effect, long service life, and good attractiveness and consistency.
To sum up, the utility model discloses a following at least one useful technological effect:
the outer bottom layer is additionally arranged at the bottom of the bag body, and the connecting sheet is arranged at the bottom end of the bag body and is welded with the outer bottom layer, so that the bag body is high in bottom flatness and good in attractiveness, and the bottom of the bag body is prevented from being burred; the backpack made of the backpack body has good waterproof effect and high aesthetic property.
Drawings
Fig. 1 is a schematic structural view in embodiment 1 of the present invention.
Fig. 2 is a schematic longitudinal sectional view of fig. 1.
Fig. 3 is an enlarged view of a in fig. 2.
Fig. 4 is an enlarged view at B in fig. 2.
In the figure, 1, a bag body; 2. wrapping the bottom; 3. a waterproof strip; 11. flanging; 12. connecting sheets; 14. a rectangular sheet body; 21. an inner bottom layer; 22. an outer bottom layer.
Detailed Description
The first embodiment,
Referring to fig. 1-4, the bag body disclosed in the present invention comprises a tubular bag body 1 with openings at the upper and lower ends and a bag bottom 2 connected to the lower end opening of the bag body 1, the bag body 1 is a tubular bag body 1 formed by sewing opposite two sides of a rectangular sheet body in an aligned manner, the fabric of the bag body is a waterproof composite fabric with one waterproof layer and the other cloth layer, that is, the inner side of the bag body 1 is a waterproof layer, the outer side of the bag body 1 is a cloth layer, the waterproof layer is made of PVC or EVA or TPU or PU film, in this embodiment, the waterproof layer is made of PVC film, a waterproof strip 3 is welded on the inner side of the sewing part of the bag body 1, and the waterproof strip 3 is made of PVC strip; the upper end opening of the bag body 1 is used for taking and placing the bag opening of the article, and the lower end of the bag body 1 is used as a bag bottom 2.
The edge of the opening at the lower end of the bag body 1 is extended and folded for 90 degrees to form a turned edge 11, the side of the turned edge 11, which is far away from the bag opening, is connected with an annular connecting sheet 12, the lower side surface of the annular connecting sheet 12 is a waterproof layer, and the turned edge 11 and the connecting sheet 12 form a connecting part of which both side surfaces are the waterproof layers.
The package end 2 is including being located the package end 2 and fold interior bottom 21 and the outer bottom 22 of establishing from top to bottom, and interior bottom 21 is close to the downside butt in turn-ups 11 of edge, and outer bottom 22 is close to the upside butt in annular connecting portion of edge, and the material of interior bottom 21 all sets up with the unanimous and waterproof layer of interior bottom 21 of the material of package body 1 up, and the material of outer bottom 22 is PVC or EVA or TPU or PU lamellar body, and interior bottom 21, turn-ups 11, welded connection between connection piece 12 and the outer bottom 22.
Example II,
The difference between this embodiment and the first embodiment described above is that the edge of the annular connecting portion facing the inside of the bag body 1 is integrally connected to the edge of the cuff 11.
Example III,
The difference between the first embodiment and the second embodiment is that the bag body comprises a back rectangular sheet body and a front rectangular sheet body which are consistent in width, two wide sides of the back rectangular sheet body are respectively sewn with two wide sides of the front rectangular sheet body in a one-to-one correspondence manner to form the bag body 1 of the cylindrical body, so that the inner side surface of the bag body 1 is a waterproof layer, the outer side surface of the bag body 1 is a cloth layer, the fabric is relatively soft, the back rectangular sheet body can be conveniently connected with structures such as a backpack strap of a bag body, the two rectangular sheet bodies are sewn together, the bag body is convenient to process, the inner side surface of the sewn part of the bag body 1 is welded with a waterproof strip 3, the waterproof strip 3 is made of a PVC strip or an EVA strip or a TPU strip or a PU strip, and the PVC strip is preferably selected in the; the upper end opening of the bag body 1 is used for taking and placing the bag opening of the article, and the lower end of the bag body 1 is used as a bag bottom 2.
Example four,
A backpack comprises a backpack body and straps arranged on one side of the backpack body, wherein an openable or closable connecting structure is arranged at a bag opening of the backpack body, the connecting structure is one of a zipper, a magic tape and the like, and a zipper structure is adopted in the backpack.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A bag body comprises a bag body (1) which is open at the upper end and the lower end and is in a cylindrical shape and a bag bottom (2) which is connected with an opening at the lower end of the bag body (1), and is characterized in that the inner side surface of the bag body (1) is a waterproof layer, the outer side surface of the bag body (1) is a cloth layer, an opening at the upper end of the bag body (1) is used for taking and placing a bag opening of an article, the lower end of the bag body (1) is used as the bag bottom (2), a flanging (11) which is overhung into the bag body (1) is integrally arranged at the edge of the bag body (1) close to the bag bottom (2), an annular connecting sheet (12) is sewn on the outer side surface of the flanging (11), the outer side surface of the connecting sheet (12) is the waterproof layer, namely, and the flanging; the package end (2) includes interior bottom (21) and outer bottom (22), and interior bottom (21) and outer bottom (22) are located the upper and lower both sides of connecting portion (13) respectively and mutual butt, and the relative both sides face of interior bottom (21) and outer bottom (22) is the waterproof layer, and welded connection between interior bottom (21), connecting portion (13) and outer bottom (22).
2. A bag according to claim 1, wherein the inner side edge of the connecting piece (12) facing the inside of the bag body (1) is integrally connected with the inner side edge of the flange (11).
3. A bag according to claim 1, wherein both sides of the outer bottom layer (22) are waterproof.
4. A bag according to claim 1, wherein the outer surface of the outer bottom layer (22) is provided with a leather-like texture.
5. The bag body of claim 1, wherein the bag body (1) comprises a back rectangular sheet body and a front rectangular sheet body which are consistent in width, two opposite side edges of the back rectangular sheet body are respectively sewn with two opposite side edges of the front rectangular sheet body in a one-to-one correspondence manner to form a cylindrical body, and a waterproof strip (3) is welded at the sewing position of the inner side surface of the bag body (1).
6. A backpack, characterized in that, the backpack comprises the backpack body according to any one of claims 1 to 3 and straps arranged on one side of the backpack body (1), and the bag opening of the backpack body is provided with an openable or closable connecting structure.
7. A backpack according to claim 6, wherein the connecting structure is a zipper structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020319809.1U CN212630198U (en) | 2020-03-14 | 2020-03-14 | Bag body and backpack with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020319809.1U CN212630198U (en) | 2020-03-14 | 2020-03-14 | Bag body and backpack with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212630198U true CN212630198U (en) | 2021-03-02 |
Family
ID=74767388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020319809.1U Active CN212630198U (en) | 2020-03-14 | 2020-03-14 | Bag body and backpack with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212630198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111329224A (en) * | 2020-03-14 | 2020-06-26 | 宁波市镇海艾德森旅游用品有限公司 | Bag body, manufacturing process of bag body and backpack with bag body |
-
2020
- 2020-03-14 CN CN202020319809.1U patent/CN212630198U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111329224A (en) * | 2020-03-14 | 2020-06-26 | 宁波市镇海艾德森旅游用品有限公司 | Bag body, manufacturing process of bag body and backpack with bag body |
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