CN218113563U

CN218113563U - Combined aluminum-plastic composite bag

Info

Publication number: CN218113563U
Application number: CN202121819171.9U
Authority: CN
Inventors: 李厚力
Original assignee: Nanjing Lvli New Material Co ltd
Current assignee: Nanjing Lvli New Material Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-12-23
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a combined plastic-aluminum composite bag, its technical scheme main points are: the inner film is arranged on the top surface of the outer layer; the wear-resistant layer is fixedly arranged on the top surface of the outer layer, and the fire-proof layer is fixedly arranged on the top surface of the wear-resistant layer; protection component, the setting is in the top surface of flame retardant coating is used for the protection the inside lithium cell of placing of inner membrance, protection component includes the inoxidizing coating, inoxidizing coating fixed mounting be in the top surface of flame retardant coating, the top surface fixed mounting of inoxidizing coating has the tensile layer, the top surface fixed mounting of tensile layer has the plastic-aluminum substrate layer, and through setting up protection component, traditional plastic-aluminum composite bag receives the influence of foreign object easily and leads to the plastic-aluminum composite bag to break, can influence the article of placing inside the plastic-aluminum composite bag when the plastic-aluminum composite bag breaks, can promote the protectiveness of plastic-aluminum composite bag through protection component, avoids the plastic-aluminum composite bag to receive foreign object meal class, the article damage of preventing.

Description

Combined aluminum-plastic composite bag

Technical Field

The utility model relates to a wrapping bag production technical field, concretely relates to combined plastic-aluminum composite bag.

Background

With the development of this era, during material storage, transportation and use, more and more packaging bags are being used in daily life and in industrial production, particularly lithium battery related materials, such as positive electrode material profile, negative electrode material profile, electrolyte solvents and electrolyte additives, which by their very nature require special storage environments, e.g. protection from light, water, absolute sealing, etc.

For example, chinese patent publication No. CN208897661U proposes a food packaging bag with good heat preservation, which can package food well by arranging an aluminum-plastic composite bag, which is a packaging product integrating various packaging advantages and has low cost, and which has antistatic, ultraviolet-proof, moisture-proof, oxygen-proof, light-shielding, cold-proof, oil-proof, high temperature-resistant, and good freshness-keeping, oxygen-proof and sealing properties, but in this scheme, it is impossible to prevent sharp objects from damaging the internal objects, for example, chinese patent publication No. CN209506556U proposes a double-layer protective packaging bag, which can form a five-layer structure by adopting a two-layer structure of an outer bag body and an inner liner bag, and can form an "induction cover" effect to protect the objects in the bag from being separated from electrostatic field, and in addition, the first antistatic bubble film layer and the second antistatic bubble film layer are composed of ethylene, which are superior in antistatic function, slow and safe electrostatic field, and the scheme also can not prevent the sharp objects from being damaged.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims to provide a combined aluminum-plastic composite bag to solve the problem mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a combined aluminum-plastic composite bag, comprising: the top surface of the outer layer is provided with an inner film; the wear-resistant layer is fixedly arranged on the top surface of the outer layer, and the fire-proof layer is fixedly arranged on the top surface of the wear-resistant layer; prevent stabbing the subassembly, set up the top surface of flame retardant coating for the protection the inside lithium cell of placing of inner membrance, it includes the inoxidizing coating to prevent stabbing the subassembly, inoxidizing coating fixed mounting be in the top surface of flame retardant coating, the top surface fixed mounting of inoxidizing coating has the tensile layer, the top surface fixed mounting of tensile layer has the aluminum-plastic substrate layer.

Through adopting above-mentioned technical scheme, prevent stabbing the subassembly through the setting, traditional compound bag of aluminium-plastic leads to compound bag of aluminium-plastic to break easily receiving the influence of foreign object, can influence the article of placing inside the compound bag of aluminium-plastic when compound bag of aluminium-plastic breaks, can promote the protection nature of compound bag of aluminium-plastic through preventing stabbing the subassembly, avoid compound bag of aluminium-plastic to be impaled by the foreign object, lead to compound bag of aluminium-plastic to break, prevent that article from damaging, the diffusion of conflagration can be avoided effectively to the fire retardant coating of paining through the flame retardant coating outer wall, can promote the pliability of compound bag of aluminium-plastic through the tensile layer, can reduce the loss to compound bag of aluminium-plastic in long-distance transport engineering through the wearing layer, the inoxidizing coating is made for ultra high molecular weight polyethylene material, it is waterproof to have, the superhigh intensity, prevent the puncture, can avoid sharp-pointed object article to cut compound bag of aluminium-plastic through the inoxidizing coating, lead to compound bag of aluminium-plastic inside lithium cell receives the damage, the promotion security.

Preferably, the top surface of the inner membrane is connected with the top plate in a hot melting mode, and the bottom surface of the inner membrane is connected with the bottom plate in a hot melting mode.

Through adopting above-mentioned technical scheme, connect in the inside of inner membrance through top piece and bottom plate hot melt, make the inner membrance form a sealed plastic-aluminum composite bag of rectangle, through placing the lithium cell in plastic-aluminum composite bag to the protection lithium cell.

Preferably, the top surface of the top plate is provided with an air exchange member for allowing air inside the inner film to flow.

Through adopting above-mentioned technical scheme, through establishing the replacement gas spare, in the transportation, the inside temperature of inner membrance improves, and when the lithium cell high temperature, the emergence of accident can take place, can make the inside air flow of inner membrance through the piece of taking a breath, avoids inner membrance inner space temperature to promote, promotes the practicality.

Preferably, the ventilation member includes: the air inlet is formed in the top surface of the top plate, an air inlet pipe is fixedly installed on the inner circle wall surface of the air inlet, and a first dust screen is fixedly installed inside the air inlet pipe; the exhaust hole is formed in the top surface of the top plate, an exhaust pipe is fixedly mounted on the inner circle wall surface of the exhaust hole, and a second dust screen is fixedly mounted on the inner circle wall surface of the exhaust pipe.

Through adopting above-mentioned technical scheme, through setting up the inlet port, flow into the inside of inner membrance to external air through the intake pipe, make the inside air flow of inner membrance, can make the inside air cycle of inner membrance flow to the inside air escape of inner membrance through the blast pipe, avoid the inside temperature rise of inner membrance, carry out effectual protection to the lithium cell.

Preferably, the inner film is internally provided with a buffer mechanism for relieving impact force and avoiding the lithium battery from being damaged by impact in the transportation process.

Through adopting above-mentioned technical scheme, through setting up buffer gear, when the skin receives the impact force, can make the inside lithium cell of placing of composite bag can strike the inner membrance, probably leads to the inner membrance to be scratched by the four corners of lithium cell is sharp-pointed, leads to composite bag to damage, can avoid the lithium cell to cause the damage to composite bag through buffer gear, promotes composite bag's life.

Preferably, the buffer mechanism includes: the bubble pad, bubble pad fixed mounting be in the inner wall of inner membrance, one side fixed mounting of bubble pad has the baffle.

Through adopting above-mentioned technical scheme, through setting up the bubble pad, when the compound bag of plastic-aluminum received the striking, the inner membrance can be strikeed to inside lithium cell this moment, probably gets back to the inner membrance and damages, reduces the life of the compound bag of plastic-aluminum, avoids lithium cell direct contact to the bubble pad through the baffle, protects the bubble pad, can effectually alleviate the impact force of lithium cell to the inner membrance through the bubble pad simultaneously, improves the life of the compound bag of plastic-aluminum.

To sum up, the utility model discloses mainly have following beneficial effect:

through setting up the puncture-proof subassembly, traditional plastic-aluminum composite bag leads to the plastic-aluminum composite bag to break easily receiving the influence of foreign object, can influence the article of placing inside the plastic-aluminum composite bag when the plastic-aluminum composite bag breaks, can promote the protectiveness of plastic-aluminum composite bag through the puncture-proof subassembly, avoid the plastic-aluminum composite bag to be impaled by the foreign object, lead to the plastic-aluminum composite bag to break, prevent that article from damaging, the diffusion of conflagration can be avoided effectively to the fire retardant coating of paining through the flame retardant coating outer wall, can promote the pliability of plastic-aluminum composite bag through the tensile layer, can reduce the loss to the plastic-aluminum composite bag in long-distance transport engineering through the wearing layer, the inoxidizing coating is made for ultra high molecular weight polyethylene material, it is water-fast to have, the superhigh intensity, prevent the puncture, can avoid sharp-pointed object article to cut the composite bag through the inoxidizing coating, lead to the inside lithium cell of plastic-aluminum composite bag to receive the damage, the promotion security.

Through setting up the inlet port, flow into the inside of inner membrance to external air through the intake pipe, make the inside air flow of inner membrance, can be the inside air escape of inner membrance through the blast pipe, make the inside air cycle of inner membrance flow, avoid the inside temperature rise of inner membrance, carry out effectual protection to the lithium cell, fill up through setting up the bubble, when the compound bag of plastic-aluminum receives the striking, inside lithium cell can strike the inner membrance this moment, probably get back to the inner membrance and damage, reduce the life of the compound bag of plastic-aluminum, avoid lithium cell direct contact to the bubble pad through the baffle, protect the bubble pad, can effectually alleviate the impact force of lithium cell to the inner membrance through the bubble pad simultaneously, improve the life of the compound bag of plastic-aluminum.

Drawings

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

FIG. 2 is a schematic diagram of the structure of the inner membrane of the present invention;

fig. 3 is a schematic diagram of the outer layer structure of the present invention.

Reference numerals: 1. an outer layer; 2. an inner membrane; 3. a wear resistant layer; 4. a fire barrier layer; 5. a protective layer; 6. a tensile layer; 7. an aluminum-plastic substrate layer; 8. a topsheet; 9. a base plate; 10. an air inlet; 11. an air inlet pipe; 12. a first dust screen; 13. an exhaust hole; 14. an exhaust pipe; 15. a second dust screen; 16. a bubble pad; 17. a separator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, a combined aluminum-plastic composite bag comprises an outer layer 1, an inner film 2 is arranged on the top surface of the outer layer 1, and a wear-resistant layer 3 is fixedly arranged on the top surface of the outer layer 1; the top surface of the wear-resistant layer 3 is fixedly provided with a fireproof layer 4; the top surface of flame retardant coating 4 is provided with prevents the thorn and hinders the subassembly, a lithium cell for protecting 2 inside places in intima, it includes inoxidizing coating 5 to prevent the thorn and hinder the subassembly, 5 fixed mounting on the top surface of flame retardant coating 4 of inoxidizing coating, 6 fixed mounting on the top surface of inoxidizing coating 5 of tensile coating, 7 fixed mounting on the top surface of tensile coating 6 of plastic-aluminum substrate layer, 8 hot melt of top flat is connected at the top surface of

intima

2, 9 hot melt of bottom plate is connected in the bottom surface of intima 2, through setting up top flat 8, put into the top surface of bottom plate 9 to the lithium cell when the staff, through top flat 8 and 9 hot melt connection in the inside of intima 2 of bottom plate, make intima 2 form the sealed plastic-aluminum-plastic composite bag of rectangle, through placing the lithium cell in plastic-aluminum composite bag, thereby protect the lithium cell.

Referring to fig. 1, the air exchange member is disposed on the top surface of the top plate 8 and is used for allowing air inside the inner membrane 2 to flow, the air exchange member includes an air inlet 10, the top surface of the top plate 8 is provided with the air inlet 10, the air inlet pipe 11 is fixedly installed on the inner circular wall surface of the air inlet 10, and the first dust screen 12 is fixedly installed inside the air inlet pipe 11; the exhaust hole 13, exhaust hole 13 set up in the top surface of top plate 8, and blast pipe 14 fixed mounting is in the interior circle wall of exhaust hole 13, and the interior circle wall fixed mounting of blast pipe 14 has second dust screen 15.

Referring to fig. 1 and 2, a buffer mechanism is arranged inside the inner membrane 2 for relieving impact force to prevent the lithium battery from being damaged by impact during transportation, the buffer mechanism comprises a bubble pad 16, the bubble pad 16 is fixedly arranged on the inner wall of the inner membrane 2, and a partition plate 17 is fixedly arranged on one side of the bubble pad 16.

The working principle is as follows: referring to fig. 1, 2 and 3, by providing the anti-stabbing member, the conventional aluminum-plastic composite bag is susceptible to the influence of foreign objects to cause the rupture of the aluminum-plastic composite bag, when the aluminum-plastic composite bag is broken, the articles placed inside the aluminum-plastic composite bag can be influenced, the protection performance of the aluminum-plastic composite bag can be improved through the puncture-proof component, the aluminum-plastic composite bag is prevented from being punctured by foreign objects to cause the breakage of the aluminum-plastic composite bag, the articles are prevented from being damaged, the fire-proof coating smeared on the outer wall surface of the fire-proof layer 4 can effectively avoid the spread of fire, the flexibility of the aluminum-plastic composite bag can be improved through the tensile layer 6, the wear-resistant layer 3 can reduce the loss of the aluminum-plastic composite bag in long-distance transportation engineering, the protective layer 5 is made of ultra-high-component polyethylene material, has water resistance, ultra-high strength and puncture resistance, the protective layer 5 can prevent the lithium battery in the aluminum-plastic composite bag from being damaged due to the fact that the aluminum-plastic composite bag is scratched by a sharp object, safety is improved, by arranging the air inlet hole 10, the outside air flows into the inner film 2 through the air inlet pipe 11, so that the air in the inner film 2 flows, the air inside the inner membrane 2 can be exhausted through the exhaust pipe 14, so that the air inside the inner membrane 2 circularly flows, the temperature inside the inner membrane 2 is prevented from rising, the lithium battery is effectively protected, and by arranging the bubble pad 16, when the aluminum-plastic composite bag is impacted, the lithium battery inside the aluminum-plastic composite bag can impact the inner membrane 2, may be damaged back to the inner film 2, reduces the service life of the aluminum-plastic composite bag, prevents the lithium battery from directly contacting the bubble pad 16 through the separator 17, protect bubble pad 16, can effectually alleviate the lithium cell to the impact force of inner membrance 2 simultaneously through bubble pad 16, improve the life of compound bag of plastic-aluminum.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A combined aluminum-plastic composite bag, comprising:

the top surface of the outer layer (1) is provided with an inner film (2);

the wear-resistant layer (3) is fixedly arranged on the top surface of the outer layer (1), and the fire-proof layer (4) is fixedly arranged on the top surface of the wear-resistant layer (3);

prevent stabbing the subassembly, set up the top surface of flame retardant coating (4), be used for the protection inner membrance (2) are pierced right the inside instrument of placing of inner membrance (2) causes the damage, prevent stabbing the subassembly and include inoxidizing coating (5), inoxidizing coating (5) fixed mounting be in the top surface of flame retardant coating (4), the top surface fixed mounting of inoxidizing coating (5) has tensile layer (6), the top surface fixed mounting of tensile layer (6) has plastic-aluminum substrate layer (7).

2. The combined aluminum-plastic composite bag of claim 1, wherein: the top surface of the inner membrane (2) is connected with a top plate (8) in a hot melting mode, and the bottom surface of the inner membrane (2) is connected with a bottom plate (9) in a hot melting mode.

3. The combined aluminum-plastic composite bag of claim 2, wherein: the top surface of the top sheet (8) is provided with an air exchange member for allowing air inside the inner film (2) to flow.

4. The combination aluminum-plastic composite bag of claim 3, wherein the breather piece comprises:

the air inlet hole (10) is formed in the top surface of the top plate (8), an air inlet pipe (11) is fixedly installed on the inner circle wall surface of the air inlet hole (10), and a first dust screen (12) is fixedly installed inside the air inlet pipe (11);

exhaust hole (13), exhaust hole (13) are seted up the top surface of top sheet (8), the interior circle wall fixed mounting in exhaust hole (13) has blast pipe (14), the interior circle wall fixed mounting of blast pipe (14) has second dust screen (15).

5. The combined aluminum-plastic composite bag of claim 1, wherein: the inner part of the inner membrane (2) is provided with a buffer mechanism for relieving impact force and avoiding the lithium battery from being damaged by impact in the transportation process.

6. The combined aluminum-plastic composite bag of claim 5, wherein the cushioning mechanism comprises:

bubble pad (16), bubble pad (16) fixed mounting be in the inner wall of inner membrance (2), one side fixed mounting of bubble pad (16) has baffle (17).