CN214085777U

CN214085777U - Composite packaging container with exhaust function

Info

Publication number: CN214085777U
Application number: CN202022341952.3U
Authority: CN
Inventors: 刘亦军; 刘兴华
Original assignee: Shanghai Yiju Plastic Technology Co ltd
Current assignee: Shanghai Yiju Plastic Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-08-31
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a composite packaging container with an exhaust function in the technical field of packaging, which comprises an outer packaging container and a flexible inner container, wherein the flexible inner container is arranged in the outer packaging container, a connecting piece is arranged on the flexible inner container, and the connecting piece and the flexible inner container are integrated by heat seal welding; the outer packing container is provided with a container filling opening, the connecting piece of the flexible liner is buckled on the container filling opening, and a through hole in the middle of the connecting piece becomes the opening of the lining bag; the connecting piece is a connecting piece with an exhaust port, an annular fixing groove is formed in the upper end of the connecting piece, the lower end of the connecting piece is a heat-sealing annular body, a plurality of exhaust ports are formed in the bottom of the concave platform, the exhaust ports are communicated with the outer wall of the pipe body of the connecting piece, redundant air between the flexible liner and the inner wall of the outer packaging container can be exhausted through the exhaust ports, and the exhaust ports are sealed through the sealing plugs, so that vacuum is formed between the flexible liner and the inner wall of the outer packaging container. The utility model has the advantages of convenient installation and disassembly, environmental protection pressure reduction, use cost reduction and the like.

Description

Composite packaging container with exhaust function

Technical Field

The utility model relates to a take exhaust function's compound packaging container of packing technical field.

Background

In the process of storing and transporting liquid products, particularly for storing and transporting toxic and harmful chemical raw materials, a packaging container is usually required to be treated as hazardous waste after being used once, the disposal cost of the hazardous waste is higher and higher under the condition that the environmental protection requirement is improved year by year, and the method of arranging the lining bag in the outer packaging container is adopted, so that the packaging requirement of liquid chemicals can be met, the use cost can be reduced, and the environmental protection pressure is reduced; the gas in the outer packaging container affects the joint between the lining bag and the inner wall of the packaging container, so that the lining bag is easy to move, and the defects of abrasion and the like are caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a compound packaging container of taking exhausting function that outer packaging container and flexible inner bag combined together, can alleviate the environmental protection pressure, reduce use cost.

The utility model discloses a realize through following technical scheme:

the utility model provides a take exhaust function's compound packaging container, includes outer packaging container and flexible inner bag, and flexible inner bag sets up in outer packaging container, its characterized in that: the flexible inner container is provided with a connecting piece, and the connecting piece and the flexible inner container form a whole through heat seal welding; the outer packing container is provided with a container filling opening, the connecting piece of the flexible liner is buckled on the container filling opening, and a through hole in the middle of the connecting piece becomes the opening of the lining bag; the connecting piece is a connecting piece with an exhaust port, an annular fixing groove is arranged at the upper end of the connecting piece, an inward concave platform is arranged on the inner side of the annular fixing groove, a heat-sealing annular body is arranged at the lower end of the annular fixing groove, a bag opening of the flexible liner is connected to the heat-sealing annular body in a heat-sealing mode, a plurality of exhaust ports are arranged at the bottom of the inward concave platform and communicated with the outer wall of the connecting piece pipe body, the exhaust ports can exhaust redundant air between the outer wall of the flexible liner and the inner wall of the outer packaging container, and the exhaust ports are sealed through sealing plugs to form sealing vacuum between the flexible liner and the inner wall of the outer packaging container; the technical scheme is further explained as follows: the sealing plug is a one-way exhaust valve; the technical scheme is further explained as follows: the heat-seal annular body comprises an outer heat-seal annular body and a bottom heat-seal annular body; the technical scheme is further explained as follows: an inner reducing port and an annular clamping groove are arranged at the upper part of the container filling port, and a rotation stopping tooth is arranged at the lower part of the container filling port; the technical scheme is further explained as follows: a sealing ring is arranged in the annular fixing groove of the connecting piece, and is matched with an annular clamping groove of the container filling opening, so that vacuum sealing is formed between the inner wall of the outer packaging container and the outer wall of the flexible liner, and displacement is not easy to generate; the technical scheme is further explained as follows: an internal thread outer cover is arranged on the container filling opening and is packaged on the container filling opening; the technical scheme is further explained as follows: and the inner thread outer cover is provided with an anti-theft ring.

The utility model has the characteristics of the bag body adheres to the wall effectual, firm in connection and installation dismantlement convenience etc.

The utility model has the characteristics of simple structure is stable, the installation with dismantle convenient, alleviate the environmental protection pressure and reduce use cost etc.

Drawings

Fig. 1 is a view showing the structure of a composite packaging container with a ventilation function.

Fig. 2 is a view showing the structure of the connector.

Fig. 3 is a top view of the connector structure.

FIG. 4 is a view showing a structure of a container inlet.

Fig. 5 is a structural view of an internal screw outer cap.

Fig. 6 is a connection view of the outer packaging container and the container inlet.

Fig. 7 is a connection diagram of the flexible liner and the connecting piece.

Fig. 8 is a structure view of the one-way exhaust valve.

In the figure: the outer packaging container comprises an outer packaging container 1, a flexible inner container 2, a connecting piece 3, a container filling opening 4, an inner thread outer cover 5, a sealing ring 6, a concave platform 3-1, an exhaust hole 3-3, a convex edge 3-4, an outer side heat-sealing ring body 3-5, a bottom heat-sealing ring body 3-6, an annular clamping groove 4-1, a container filling opening thread 4-2, a rotation stopping tooth 4-3 arranged at the lower part, an inner reducing opening 4-4, a sealing gasket 5-1, an inner thread 5-2, an anti-theft ring 5-3, an umbrella top surface 6-1, an exhaust groove 6-2, an umbrella top bottom surface 6-3 and a barb 6-4.

Detailed Description

The technical scheme of the utility model is further explained with the accompanying drawings and application:

as shown in fig. 1 to 8, the structure of the composite packaging container with the air exhaust function comprises an outer packaging container 1, a flexible inner container 2, a connecting piece 3, a container filling opening 4, an inner thread outer cover 5, a sealing ring 6, a concave platform 3-1, an air exhaust hole 3-3, a convex edge 3-4, an outer side heat-sealing ring body 3-5, a bottom heat-sealing ring body 3-6, an annular clamping groove 4-1, a container filling opening thread 4-2, a rotation stopping tooth 4-3 arranged at the lower part, an inner reducing opening 4-4, a sealing gasket 5-1, an inner thread 5-2, an anti-theft ring 5-3, an umbrella top surface 6-1, an air exhaust groove 6-2, an umbrella top bottom surface 6-3 and a barb 6-4.

The composite packing container consists of outer packing container and flexible inner container, the flexible inner container is one disposable inner lining bag, the mouth of the flexible inner container is provided with connecting part, the bottom of the connecting part is provided with heat sealing ring body for heat sealing to combine the connecting part and the flexible inner container into one integral, the middle through hole of the connecting part is the mouth of the flexible inner container, the flexible inner container is set inside the outer packing container, the connecting part of the flexible inner container is buckled to the container inlet for firm combination of the flexible inner container and the container inlet of the outer packing container, the connecting part is provided with several exhaust ports communicated with the outer wall of the connecting part pipe body, the exhaust ports can exhaust the excessive air between the flexible inner container and the inner wall of the outer packing container, and the exhaust ports are sealed with sealing plugs to form sealed vacuum between the flexible inner container and the inner wall of the outer packing container, ensure that flexible inner bag outer wall is close to be laminated at packaging container's inner wall, avoid removing and cause flexible inner bag wearing and tearing.

The utility model discloses use on the storage of liquid product is transported, its simple structure, convenient to use to can satisfy the liquid product in the transportation, store the required user demand, through changing flexible inner bag, make original packaging container circulated use many times, the useless emission of danger that has significantly reduced simultaneously reduces the cost of solid useless processing by a wide margin, has alleviateed the environmental protection pressure.

The above embodiments are only intended to illustrate the technical solutions of the present invention, but not to limit the same, and those skilled in the art may modify the technical solutions described in the foregoing, or may substitute some technical features of the foregoing embodiments; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a take exhaust function's compound packaging container, includes outer packaging container and flexible inner bag, and flexible inner bag sets up in outer packaging container, its characterized in that: the flexible inner container is provided with a connecting piece, and the connecting piece and the flexible inner container form a whole through heat seal welding; the outer packing container is provided with a container filling opening, the connecting piece of the flexible liner is buckled on the container filling opening, and a through hole in the middle of the connecting piece becomes the opening of the lining bag; the connecting piece is the connecting piece of taking the gas vent, and the upper end of connecting piece is equipped with cyclic annular fixed slot, and cyclic annular fixed slot inboard is equipped with the indent platform, and the lower extreme is the heat-seal ring body, and flexible inner bag sack heat-seal is connected on the heat-seal ring body, and the bottom of indent platform is equipped with a plurality of gas vents, and the gas vent link up with connecting piece body outer wall, and unnecessary air between flexible inner bag outer wall and outer packaging container inner wall can be discharged to the gas vent, seals the gas vent through the sealing plug, makes to form sealed vacuum between flexible inner bag and outer packaging container inner wall.

2. The composite packaging container with a ventilation function according to claim 1, wherein: the sealing plug is a one-way exhaust valve.

3. The composite packaging container with a ventilation function according to claim 1, wherein: the heat-seal annular body includes an outer heat-seal annular body and a bottom heat-seal annular body.

4. The composite packaging container with a ventilation function according to claim 1, wherein: an inner reducing mouth and an annular clamping groove are arranged on the upper portion of the container filling opening, and rotation stopping teeth are arranged on the lower portion of the container filling opening.

5. The composite packaging container with a ventilation function according to claim 1, wherein: and a sealing ring is arranged in the annular fixing groove of the connecting piece, and is matched with an annular clamping groove of the container filling opening, so that vacuum sealing is formed between the inner wall of the outer packaging container and the outer wall of the flexible liner, and displacement is not easy to generate.

6. The composite packaging container with a ventilation function according to claim 1, wherein: an internal thread outer cover is arranged on the container filling opening and is packaged on the container filling opening.

7. The composite packaging container with a ventilation function according to claim 6, wherein: and the inner thread outer cover is provided with an anti-theft ring.