CN211845546U - Valve port packaging bag - Google Patents
Valve port packaging bag Download PDFInfo
- Publication number
- CN211845546U CN211845546U CN202020409130.1U CN202020409130U CN211845546U CN 211845546 U CN211845546 U CN 211845546U CN 202020409130 U CN202020409130 U CN 202020409130U CN 211845546 U CN211845546 U CN 211845546U
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- Prior art keywords
- valve
- bag
- filling channel
- packaging bag
- bonded
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 55
- 239000000463 material Substances 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 230000008093 supporting effect Effects 0.000 claims abstract description 18
- 239000010410 layer Substances 0.000 claims description 31
- 239000004831 Hot glue Substances 0.000 claims description 8
- 239000000843 powder Substances 0.000 abstract description 16
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000004078 waterproofing Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract 1
- 238000005429 filling process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Bag Frames (AREA)
Abstract
The utility model provides a valve port packaging bag, belonging to the technical field of powder material packaging, comprising a bag body, a valve body and a biodegradable material coating; the bag body is provided with a plurality of layers of packaging paper which are sequentially overlapped from inside to outside, the bottom end of the bag body is folded and bonded to form a bottom supporting body, the top end of the bag body is folded and bonded to form a top supporting body, one side of the top supporting body is provided with a filling channel, and the filling channel is communicated with the inside of the bag body; two ends of the valve body are open, one end of the valve body is inserted into the filling channel, the outer wall of the end is bonded with the inner wall of the filling channel, and the other end of the valve body extends to the opening of the filling channel; the biodegradable material coating is applied to the inner and/or outer surface of at least one wrapper. The utility model provides a pair of valve port wrapping bag carries out the filling through the valve body, avoids the dust to raise outward, and biodegradable material coating can enough provide dampproofing and waterproofing performance for the internal material of bag, can guarantee again that the bag body after using need not the split, can carry out whole biodegradable, convenient environmental protection.
Description
Technical Field
The utility model belongs to the technical field of the powder material packing, more specifically say, relate to a valve port packaging bag.
Background
At present, the packaging of decoration materials, particularly the packaging of powder materials such as putty powder, ceramic tile glue powder and the like, is generally carried out by adopting valve port packaging bags, the valve port packaging bags which are used at present are generally formed by adding an external packaging paper layer and an internal waterproof layer, the valve port packaging bags need to be filled with materials by adopting a filling machine, air can be discharged into the bag body in the filling process to form certain air pressure, the bag body is expanded, and the stacking of the bag body in the storage and transportation processes is influenced; and because the inner waterproof layer is made of plastic materials or paper-plastic composite materials, the materials are difficult to degrade, and a large amount of packaging garbage generated in the decoration process is difficult to treat, thereby causing great environmental protection pressure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a valve port packaging bag aims at solving the poor problem of prior art's valve port packaging bag feature of environmental protection.
In order to achieve the above object, the utility model adopts the following technical scheme: the valve port packaging bag comprises a bag body, a valve body and a biodegradable material coating; the packaging bag comprises a bag body, a bottom supporting body, a top supporting body, a filling channel and a packaging bag body, wherein the bag body is provided with a plurality of layers of packaging paper which are sequentially overlapped from inside to outside; two ends of the valve body are open, one end of the valve body is inserted into the filling channel, the outer wall of the end is bonded with the inner wall of the filling channel, and the other end of the valve body extends to the opening of the filling channel; the biodegradable material coating is applied to the inner and/or outer surface of at least one wrapper.
As another embodiment of the present application, a coating of biodegradable material is applied to the inner and/or outer surface of the paper wrapper of the innermost or middle layer.
As another embodiment of the present application, the extended end of the valve body is flush with the mouth of the filling channel.
As another embodiment of the present application, the extending end of the valve body extends to the outside of the filling channel and can be folded inside the filling channel.
As another embodiment of the present application, a top patch is bonded to the outer wall of the top support, and the top patch has a shape matching the shape of the top support.
As another embodiment of this application, the top patch is equipped with the hot melt adhesive layer towards the one end of filling passageway, and the hot melt adhesive layer bonds with the outer wall of top supporter.
As another embodiment of the present application, a bottom patch is bonded to the outer wall of the bottom support, and the shape of the bottom patch matches the shape of the bottom support.
As another embodiment of the application, a plurality of first air holes are formed in the innermost packaging paper in an array arrangement mode, a plurality of second air holes are formed in the middle packaging paper in an array arrangement mode, and the first air holes and the second air holes are distributed in a staggered mode.
As another embodiment of the present application, the aperture of the first vent is larger than that of the second vent, and the arrangement density of the plurality of first vents is lower than that of the plurality of second vents.
As another embodiment of the present application, the layers of wrapper paper of the bottom support and the top support are bonded to each other.
The utility model provides a pair of valve-port packaging bag's beneficial effect lies in: compared with the prior art, the valve port packaging bag of the utility model has the advantages that the filling port of the filling machine is connected through the valve body, the material enters the bag body through the filling channel, the powder can be prevented from being raised outwards in the filling process, the pressed inner wall of the valve body is attached after the filling is finished, and the sealing performance is good; the filled bag body can keep the appearance square under the supporting action of the bottom supporting body and the top supporting body, and the bag body stacking and stacking in the storage and transportation processes are convenient; the inner surface and/or the outer surface coating of one layer of wrapping paper have biodegradable material coating, can enough provide dampproofing and waterproofing performance for the internal material of bag, can guarantee again that the bag body after using need not the split, can carry out whole biodegradable, convenient environmental protection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 to obtain other drawings without creative efforts.
Fig. 1 is a first schematic structural view of a valve-port packaging bag according to an embodiment of the present invention;
FIG. 2 is a schematic view of an expanded structure of a bag body used in the embodiment of the present invention;
fig. 3 is a schematic structural view of a valve-port packaging bag according to an embodiment of the present invention.
In the figure: 1. a bag body; 10. wrapping paper; 101. a transverse fold line; 102. folding the gap; 103. a superposition section; 104. a first air vent; 105. a second air hole; 11. a top support; 110. a filling channel; 12. a bottom support; 2. a valve body; 3. a biodegradable material coating; 4. a top patch; 41. a hot melt adhesive layer; 5. a bottom patch.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 2 together, a valve-port packaging bag according to the present invention will now be described. The valve port packaging bag comprises a bag body 1, a valve body 2 and a biodegradable material coating 3; the bag body 1 is provided with a plurality of layers of packaging paper 10 which are sequentially overlapped from inside to outside, the bottom end of the bag body 1 is folded and bonded to form a bottom supporting body 12, the top end of the bag body 1 is folded and bonded to form a top supporting body 11, one side of the top supporting body 11 is provided with a filling channel 110, and the filling channel 110 is communicated with the inside of the bag body 1; two ends of the valve body 2 are open, one end is inserted into the filling channel 110, the outer wall of the end is bonded with the inner wall of the filling channel 110, and the other end extends to the opening of the filling channel 110; the biodegradable material coating 3 is applied to the inner and/or outer surface of at least one wrapper 10.
The utility model provides a pair of valve-port packaging bag's preparation mode: selecting a layer of the cut packaging paper 10 to be coated on one side or two sides by adopting a biodegradable material (coating is a method for coating a pasty polymer, a molten polymer or a polymer melt on paper, cloth or a plastic film to prepare a composite material), generating a biodegradable material coating 3, then stacking the packaging paper 10 with other packaging paper 10, preferably stacking the packaging paper 10 provided with the biodegradable material coating 3 on an intermediate layer or an innermost layer, then collectively surrounding a plurality of layers of packaging paper 10 into a cylinder shape and bonding the packaging paper into a bag body 1 and flattening the bag body, wherein the overlapping part 103 of the plurality of layers of packaging paper 10 can adopt a mode of cross overlapping for bonding, or respectively bonding the plurality of layers of packaging paper 10 of the overlapping part 103 into a whole and then overlapping and bonding the bag body 1, and referring to fig. 2;
in order to facilitate folding and increase the overlapping area, the two sides of the top end and the bottom end of the bag body 1 are respectively cut with a folding gap 102, then the bag body is folded along a transverse folding line 101 at the top of the bag body 1, the two sides of the top end are respectively folded towards the inner side after the bag body is folded, then the front side and the back side of the top end of the bag body 1 are folded, the folded overlapping surfaces are bonded to form a top support body 11, the bottom end of the bag body 1 is also bonded to form a bottom support body 12 after being folded in the same way, and the packaging paper 10 of the top support body 11 and the bottom support body 12 is overlapped, folded and glued, so that the position has large thickness and high strength, a supporting; when the top support 11 is bonded, only one side (left side in fig. 1) is bonded, and the other side (right side in fig. 1) is opened to form a filling channel 110 communicated with the interior of the bag body 1, and then one end of the valve body 2 is inserted into the filling channel 110 for bonding, and the other end extends to the opening of the filling channel 110 for being connected with a filling opening of a filling machine for filling; after filling, the valve body 2 in the filling channel 110 is pressed and the inner wall is attached to form a compression seal due to the internal pressure of the bag body 1, and finally the top support 11 (right side in fig. 1) is bonded to the side of the opening of the filling channel 110, so that the filling channel 110 is completely sealed.
Compared with the prior art, the valve port packaging bag provided by the utility model has the advantages that the valve body 2 is connected with the filling port of the filling machine, materials enter the bag body 1 through the filling channel 110, powder in the filling process can be prevented from being raised outwards, the pressed inner wall of the valve body 2 is attached after filling is completed, and the sealing performance is good; the filled bag body 1 can keep the appearance square under the supporting action of the bottom supporting body 12 and the top supporting body 11, and the bag body 1 is convenient to stack in a stacking way in the storage and transportation processes; the inner surface and/or the outer surface coating of one of them layer wrapping paper 10 have biodegradable material coating 3, can enough provide dampproofing and waterproofing performance for the material in the bag body 1, can guarantee again that the bag body 1 after using need not the split, can carry out whole biodegradable, convenient environmental protection.
Referring to fig. 1, a biodegradable material coating layer 3 is coated on the inner surface and/or the outer surface of the innermost or middle layer of the packing paper 10. The biodegradable material coating 3 has waterproof and moistureproof performances, is coated on the inner surface and/or the outer surface of the packing paper 10 at the innermost layer or the middle layer, has good sealing performance on powder in the bag body 1, and prevents the powder from being affected with damp.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the extending end of the valve body 2 is flush with the opening of the filling channel 110. The valve body 2 is integrally positioned in the filling channel 110, and the filling channel 110 is closed under the action of filling pressure after filling is finished, so that the inner wall of the valve body 2 is pressed and attached, and the sealing performance is good.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2, the extending end of the valve body 2 extends to the outside of the filling channel 110, and can be folded inside the filling channel 110. Make things convenient for the filling mouth of liquid filling machine and the extension end of valve body 2 to peg graft the filling, fold the extension end of valve body 2 in filling passageway 110 after the filling is accomplished, valve body 2 extrudes into the platykurtic under the filling pressure effect, and the laminating from top to bottom of the 2 inner walls of valve body, and through once turning over a book, make the extension end of valve body 2 seal the effect better to improve the leakproofness.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and fig. 2, the top patch 4 is adhered to the outer wall of the top support 11, and the shape of the top patch 4 matches with the shape of the top support 11. Top paster 4 bonds the back on the one hand and can improve the intensity of top supporter 11, ensures that the filling is accomplished the outward appearance side at 1 tops of the back bag body, and on the other hand top paster 4 can improve the bonding reliability of top supporter 11, avoids the not hard up powder that arouses in bonding position to spill hourglass.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the top patch 4 is provided with a hot melt adhesive layer 41 towards one end of the filling channel 110, and the hot melt adhesive layer 41 is adhered to the outer wall of the top support 11. After the filling process, the hot melt adhesive layer 41 is heated to bond the top patch 4 to the outer wall of the top support 11, and the top patch 4 can completely cover the opening of the filling channel 110, so as to ensure that the sealing effect of the bag body 1 is good.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and fig. 3, the bottom patch 5 is adhered to the outer wall of the bottom support 12, and the shape of the bottom patch 5 matches with the shape of the bottom support 12. After the bottom patches 5 are bonded, the strength of the bottom support body 12 can be improved on the one hand, the appearance of the bottom of the bag body 1 after filling is completed is ensured to be square, and on the other hand, the bottom patches 5 can improve the bonding reliability of the bottom support body 12, so that powder leakage caused by loosening of bonding positions is avoided.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, a plurality of first air holes 104 arranged in an array are disposed on the innermost packaging paper 10, a plurality of second air holes 105 arranged in an array are disposed on the middle packaging paper 10, and the first air holes 104 and the second air holes 105 are distributed in a staggered manner. The first air hole 104 and the second air hole 105 can exhaust air in the filling process, so that the bag body 1 is prevented from expanding, and powder leakage can be avoided due to the staggered distribution of the first air hole and the second air hole.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the aperture of the first air hole 104 is larger than the aperture of the second air hole 105, and the arrangement density of the first air holes 104 is lower than the arrangement density of the second air holes 105. In the filling process, air can be directly discharged into the innermost packaging paper 10, the first air holes 104 are large in pore size, so that the exhaust efficiency can be improved, the air can be exhausted in time to avoid bag expansion, and the probability of powder leakage through the first air holes 104 can be reduced due to the low density of the first air holes 104; the second air holes 105 are small in aperture (based on the fact that powder cannot penetrate), so that the powder can be prevented from being leaked in a large amount while air permeability is ensured, and the second air holes 105 are arranged in a high-density distribution mode, so that air leakage efficiency is guaranteed, and bag expansion is avoided.
Referring to fig. 1, as a specific implementation of the embodiment of the present invention, the layers of wrapping paper 10 of the bottom support 12 and the top support 11 are adhered to each other. The bonding reliability of the bottom support body 12 and the top support body 11 is improved, and the powder leakage phenomenon caused by bonding looseness is avoided.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A valve-port package, comprising:
the packaging bag comprises a bag body and a bag body, wherein multiple layers of packaging paper are sequentially overlapped from inside to outside, the bottom end of the bag body is folded and bonded to form a bottom supporting body, the top end of the bag body is folded and bonded to form a top supporting body, one side of the top supporting body is provided with a filling channel, and the filling channel is communicated with the inside of the bag body;
the two ends of the valve body are open, one end of the valve body is inserted into the filling channel, the outer wall of the valve body is bonded with the inner wall of the filling channel, and the other end of the valve body extends to the opening of the filling channel;
and the biodegradable material coating is coated on the inner surface and/or the outer surface of at least one layer of the wrapping paper.
2. The valve-port packaging bag of claim 1, wherein: the biodegradable material coating is applied to the inner and/or outer surface of the wrapper of the innermost or middle layer.
3. The valve-port packaging bag of claim 1, wherein: the extending end of the valve body is flush with the opening of the filling channel.
4. The valve-port packaging bag of claim 1, wherein: the extending end of the valve body extends to the outside of the filling channel and can be folded inside the filling channel.
5. The valve-port packaging bag according to any one of claims 1 to 4, wherein: the outer wall of the top support body is bonded with a top patch, and the shape of the top patch is matched with that of the top support body.
6. The valve-port packaging bag of claim 5, wherein: the top paster is towards the one end of filling passageway is equipped with the hot melt adhesive layer, the hot melt adhesive layer with the outer wall bonding of top supporter.
7. The valve-port packaging bag of claim 1, wherein: the outer wall of the bottom support body is bonded with a bottom patch, and the shape of the bottom patch is matched with that of the bottom support body.
8. The valve-port packaging bag of claim 1, wherein: the packaging paper of the innermost layer is provided with a plurality of first air holes which are arranged in an array mode, the packaging paper of the middle layer is provided with a plurality of second air holes which are arranged in an array mode, and the first air holes and the second air holes are distributed in a staggered mode.
9. The valve-port packaging bag of claim 8, wherein: the aperture of the first air hole is larger than that of the second air hole, and the arrangement density of the plurality of first air holes is lower than that of the plurality of second air holes.
10. The valve-port packaging bag of claim 1, wherein: and the bottom support body and the top support body are adhered to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020409130.1U CN211845546U (en) | 2020-03-26 | 2020-03-26 | Valve port packaging bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020409130.1U CN211845546U (en) | 2020-03-26 | 2020-03-26 | Valve port packaging bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211845546U true CN211845546U (en) | 2020-11-03 |
Family
ID=73137914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020409130.1U Active CN211845546U (en) | 2020-03-26 | 2020-03-26 | Valve port packaging bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211845546U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197667A (en) * | 2021-12-30 | 2022-03-18 | 深圳涂技堡保温技术有限公司 | Building molded heat-insulation core material with self-heat-insulation function and manufacturing method thereof |
| CN115838031A (en) * | 2023-01-09 | 2023-03-24 | 温州知良实业有限公司 | Bag body imperforate exhaust valve bag |
-
2020
- 2020-03-26 CN CN202020409130.1U patent/CN211845546U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197667A (en) * | 2021-12-30 | 2022-03-18 | 深圳涂技堡保温技术有限公司 | Building molded heat-insulation core material with self-heat-insulation function and manufacturing method thereof |
| CN115838031A (en) * | 2023-01-09 | 2023-03-24 | 温州知良实业有限公司 | Bag body imperforate exhaust valve bag |
| CN115838031B (en) * | 2023-01-09 | 2024-06-07 | 温州知良实业有限公司 | Hole-free exhaust valve pocket for bag body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230925 Address after: 051130 North Road, Intersection of Binhe Avenue and Huaiyang Street, Huaidong District, Shijiazhuang South Industrial Zone, Yuanshi County, Shijiazhuang City, Hebei Province Patentee after: Hebei Liguang New Material Technology Co.,Ltd. Address before: 050000 East side of National Highway 107, Dongbao Village West, Nanyin Town, Yuanshi County, Shijiazhuang City, Hebei Province Patentee before: SHIJIAZHUANG KANGYI PACKING Co.,Ltd. |
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| TR01 | Transfer of patent right |