CN219125594U - Dual-barrier vacuum fresh-keeping container - Google Patents

Abstract

The utility model discloses a double-barrier vacuum fresh-keeping container, which comprises an outer bottle body, an inner cover and an outer cover, wherein the outer bottle body is provided with a first inner cavity and a first bottle mouth; the inner bottle body is arranged in the first inner cavity, the inner bottle body comprises an aluminum foil bag and a flow guide pipe, the aluminum foil bag is provided with a second inner cavity, the upper end of the flow guide pipe is connected with an opening of the aluminum foil bag in a sealing way, and the lower end of the flow guide pipe extends to the lower part of the second inner cavity; the inner cover is fixedly connected with the first bottle neck, the inner cover is provided with a discharging pipe and a self-sealing elastomer, the lower end of the discharging pipe is in sealing connection with the flow guide pipe, the self-sealing elastomer wraps the upper end of the discharging pipe, the self-sealing elastomer is provided with a normally closed discharging gap, and the discharging gap corresponds to the position of an inner hole of the discharging pipe; the outer cover is connected to the upper end of the outer bottle body, and the outer cover covers the inner cover. The outer bottle body and the inner bottle body form double-layer protection, so that the air resistance, water resistance, light resistance and heat insulation can be realized, the inner cover and the inner bottle body form a closed space for storing cosmetics, and the quality guarantee period and the fresh-keeping period can be prolonged.

Description

Dual-barrier vacuum fresh-keeping container

Technical Field

The utility model relates to the technical field of storage containers, in particular to a double-barrier vacuum fresh-keeping container.

Background

There are increasing demands on barrier properties of packaging containers for cosmetics on the market, such as breathability, oxygen permeability, nitrogen permeability, carbon dioxide permeability, moisture permeability, light transmittance, and organic properties, etc. Most of conventional packaging containers use a single raw material, and only some of them have good barrier properties, such as good water-blocking properties of HDPE, but poor gas-blocking properties, and good gas-blocking properties of EVOH, but strong hygroscopicity, and reduced gas-blocking properties after moisture absorption. It is difficult for a single material to provide a packaging container with integrated barrier properties and to meet the current requirements for barrier packaging containers.

Disclosure of Invention

The utility model aims to solve the technical problems existing in the prior art. Therefore, the utility model provides the double-barrier vacuum fresh-keeping container which meets the requirements of gas resistance, water resistance, light resistance, heat insulation and the like and can store various cosmetics.

The double-barrier vacuum fresh-keeping container comprises an outer bottle body, an inner cover and an outer cover, wherein the outer bottle body is provided with a first inner cavity and a first bottle mouth; the inner bottle body is arranged in the first inner cavity, the inner bottle body comprises an aluminum foil bag and a flow guide pipe, the aluminum foil bag is provided with a second inner cavity, the upper end of the flow guide pipe is in sealing connection with an opening of the aluminum foil bag, and the lower end of the flow guide pipe extends to the lower part of the second inner cavity; the inner cover is fixedly connected with the first bottle neck, the inner cover is provided with a discharging pipe and a self-sealing elastomer, the lower end of the discharging pipe is in sealing connection with the guide pipe, the self-sealing elastomer wraps the upper end of the discharging pipe, the self-sealing elastomer is provided with a normally closed discharging gap, and the discharging gap corresponds to the position of an inner hole of the discharging pipe; the outer cover is connected to the upper end of the outer bottle body, and the outer cover covers the inner cover.

The double-barrier vacuum fresh-keeping container provided by the embodiment of the utility model has at least the following beneficial effects: the outer bottle body and the inner bottle body form double-layer protection, so that the air resistance, water resistance, light resistance and heat insulation can be realized, the inner cover and the inner bottle body form a closed space for storing cosmetics, the closed space can be vacuumized, oxygen, water vapor, light and the like on the outer wall are blocked by the inner bottle body, the temperature of the closed space is in a relatively stable interval, the cosmetics can be stored, and the shelf life and the fresh-keeping period can be prolonged. The discharge gap of self-sealing elastomer keeps normally closed, blocks inside and outside, when using, through the outer bottle of extrusion for thereby the cosmetic in the second inner chamber is extruded from the discharge gap to interior bottle shrink, stops extrusion then self-sealing elastomer automatic re-setting, and the discharge gap resumes the closed state, and is convenient easy to use.

According to some embodiments of the utility model, a connecting seat is arranged on the outer wall of the flow guiding pipe, and the aluminum foil bag is connected with the connecting seat in a heat sealing mode.

According to some embodiments of the utility model, a gap is reserved between the aluminum foil bag and the outer bottle body, a fixing ring is arranged at the upper end of the connecting seat, and an air inlet hole communicated with the gap is arranged on the fixing ring.

According to some embodiments of the utility model, the inner wall of the first bottle mouth is provided with a support ring, and the fixing ring is positioned in the inner hole of the first bottle mouth and is abutted against the upper end surface of the support ring.

According to some embodiments of the utility model, the inner cap is provided with a sealing ring, the sealing ring is provided with an annular groove, the first bottle neck is arranged in the annular groove, the sealing ring is in interference fit with the first bottle neck, and the sealing ring abuts against the upper end face of the fixing ring.

According to some embodiments of the utility model, the inner cover is provided with an air inlet channel communicated with the air inlet hole, and an air pressure regulating valve is arranged in the air inlet channel.

According to some embodiments of the utility model, the self-sealing elastomer is cylindrical, the lower end of the self-sealing elastomer is provided with an outwardly extending stepped ring, and the inner cap is provided with a mounting groove for accommodating the stepped ring.

According to some embodiments of the utility model, the inner cap is connected with a protective shell surrounding the self-sealing elastomer, and an inner wall of the protective shell abuts the self-sealing elastomer.

According to some embodiments of the utility model, the outer cap is provided with a flip-open uncovering cover, the outer cap is provided with a through hole for the tapping pipe and the self-sealing elastomer to pass through, and the uncovering cover covers the through hole.

According to some embodiments of the utility model, the inner wall of the lower end of the outer cover is provided with a convex ring, and the outer wall of the outer bottle body is provided with a clamping groove matched with the convex ring.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Additional aspects and advantages of the present utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a cross-sectional view of a dual barrier vacuum fresh-keeping container according to some embodiments of the utility model;

FIG. 2 is a cross-sectional view of a double barrier vacuum fresh container according to some embodiments of the present utility model with the lid opened;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a cross-sectional view of an extruded state of a dual barrier vacuum fresh container according to some embodiments of the present utility model;

FIG. 5 is an enlarged partial view at B of FIG. 4;

FIG. 6 is a cross-sectional view of a dual barrier vacuum fresh container according to some embodiments of the utility model after extrusion;

FIG. 7 is a cross-sectional view of the outer cap of the present utility model;

FIG. 8 is a cross-sectional view of the inner cap of the present utility model;

FIG. 9 is a cross-sectional view of the inner bottle body of the present utility model;

fig. 10 is a schematic structural view of an outer bottle body according to the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 10, an embodiment of the present utility model proposes a double-barrier vacuum fresh-keeping container for storing cosmetics, the double-barrier vacuum fresh-keeping container including an outer bottle body 100, an inner bottle body 200, an inner cap 300, and an outer cap 400, the outer bottle body 100 having a first inner cavity 101 and a first mouth 110, the inner hole of the first mouth 110 being communicated with the first inner cavity 101, the inner bottle body 200 being disposed in the first inner cavity 101, the inner bottle body 200 including an aluminum foil bag 210 and a guide tube 220, the aluminum foil bag 210 having a second inner cavity 211, an upper end of the guide tube 220 being hermetically connected with an opening of the aluminum foil bag 210, a lower end of the guide tube 220 extending to a lower portion of the second inner cavity 211, cosmetics being inputted into the second inner cavity 211 or outputted from the second inner cavity 211 through the guide tube 220; the inner cover 300 is fixed on the first bottle neck 110, the inner cover 300 is provided with a discharging pipe 310 and a self-sealing elastomer 320, the lower end of the discharging pipe 310 is in sealing connection with the guide pipe 220, as an output channel of cosmetics, the self-sealing elastomer 320 wraps the upper end of the discharging pipe 310, the self-sealing elastomer 320 is provided with a normally closed discharging gap 321, the discharging gap 321 corresponds to the inner hole of the discharging pipe 310, the self-sealing elastomer 320 is made of rubber or silica gel and other elastic materials, the self-sealing elastomer 320 has better elasticity, tightly wraps the discharging pipe 310 by using elasticity, and promotes the discharging gap 321 to keep normally closed, blocks the inside and outside, prevents cosmetics from contacting the outside air, the self-sealing elastomer 320 can deform to enable the discharging gap 321 to be opened, the outer cover 400 is connected to the upper end of the outer bottle 100, and the outer cover 400 covers the inner cover 300 and is further isolated to play a role of protection.

The double-barrier vacuum fresh-keeping container is used in the following manner: when the cosmetics are stored in the second inner cavity 211 of the aluminum foil bag 210 and are required to be taken out, a user presses the outer bottle body 100 by hand and simultaneously presses the aluminum foil bag 210, so that the cosmetics in the second inner cavity 211 pass through the guide pipe 220 and the discharging pipe 310, the self-sealing elastic body 320 is pushed to deform by utilizing the extrusion force, the discharging gap 321 is expanded and opened, and the cosmetics are output from the discharging gap 321; when the user stops squeezing the outer bottle 100, the self-sealing elastic body 320 returns the discharge gap 321 to the closed state by virtue of its own elasticity, and simultaneously blocks the outside air and water vapor.

It can be appreciated that the outer bottle 100 is made of plastic, is formed by a multi-layer co-extrusion process, and has the characteristics of various plastic materials, and has more excellent performances of gas resistance, water resistance, light resistance, and the like.

The outer bottle body 100 and the inner bottle body 200 form double-layer protection, so that the inner bottle body 200 made of aluminum foil can isolate external air, water vapor and illumination, the inner cover 300 and the inner bottle body 200 form a closed space for storing cosmetics, the closed space can be vacuumized, oxygen, water vapor, light and the like on the outer wall are isolated by the inner bottle body 200, the temperature of the closed space is in a relatively stable section, the cosmetics can be stored, and the shelf life and the fresh-keeping period can be prolonged.

It will be appreciated that the aluminum foil bag 210 of the inner bottle 200 has a shrinkage deformation capability, and the aluminum foil bag 210 is first reduced to a cylindrical shape during assembly, and then the aluminum foil bag 210 and the flow guide tube 220 are passed through the first nozzle 110 to enter the first inner cavity 101, and then the inner cap 300 is installed, and the air in the second inner cavity 211 is pumped away by a vacuum pumping device, and then the cosmetics are injected into the second inner cavity 211.

According to some embodiments of the present utility model, the outer wall of the flow guiding tube 220 is provided with the connecting seat 230, the flow guiding tube 220 is made of plastic, and the aluminum foil bag 210 is connected with the connecting seat 230 by heat sealing, so that the aluminum foil bag 210 is tightly combined with the connecting seat 230, and the fixing and sealing requirements are satisfied.

Referring to fig. 1 and 2, according to some embodiments of the present utility model, a gap is reserved between the aluminum foil pouch 210 and the outer bottle body 100, and air is provided in the gap to perform a heat insulation function. The upper end of the connection seat 230 is provided with a fixing ring 240, the fixing ring 240 is provided with an air inlet hole 241 communicated with the gap, and the air inlet hole 241 is used as an air inlet and outlet channel of the gap, so that the air quantity can be adjusted when a user extrudes the outer bottle 100.

Referring to fig. 2 and 3, according to some embodiments of the present utility model, the inner wall of the first mouth 110 is provided with a support ring 111, and a fixing ring 240 is positioned in the inner hole of the first mouth 110 and abuts against the upper end surface of the support ring 111; the inner cap 300 is provided with a sealing ring 330, and the sealing ring 330 abuts against the upper end surface of the fixing ring 240. The supporting ring 111 and the sealing ring 330 are matched to clamp the fixing ring 240, so that the honeycomb duct 220 and the aluminum foil bag 210 are fixed, the structure is simple and reliable, the supporting ring 111 and the sealing ring 330 do not block the air inlet 241, and ventilation is not affected.

In addition, the sealing ring 330 is provided with an annular groove, the first mouth 110 is mounted to the annular groove, and the sealing ring 330 is interference-fitted with the first mouth 110, so that the inner cap 300 is fixed to the first mouth 110 as one body. It should be appreciated that the sealing ring 330 is a complete ring shape, and the insertion of the first mouth 110 into the annular groove can simultaneously achieve sealing and improve gas and water blocking properties.

Referring to fig. 2 and 3, according to some embodiments of the present utility model, the inner cap 300 is provided with an air inlet passage 301 communicating with the air inlet hole 241, the air inlet passage 301 is provided with an air pressure regulating valve 350, the air pressure regulating valve 350 is a one-way valve, only allowing air to enter a gap between the aluminum foil pouch 210 and the outer bottle body 100 from the outside, and when a user presses the outer bottle body 100, the air in the gap cannot be discharged, the air presses the aluminum foil pouch 210, so that cosmetics in the aluminum foil pouch 210 are discharged; when the user stops pressing the outer bottle 100, air outside the outer bottle 100 may enter the gap through the air pressure adjusting valve 350, so that the outer bottle 100 is restored, and the shape of the aluminum foil bag 210 is maintained, and the vacuum degree of the second inner cavity 211 is maintained.

Referring to fig. 8, the air pressure regulating valve 350 includes a valve seat 351 and a valve plate 352, the valve seat 351 is fixedly connected with the inner cover 300 and seals the air inlet channel 301, the valve seat 351 is provided with an air vent, the valve plate 352 is fixed to the valve seat 351 and has elasticity, the valve plate 352 is generally made of elastic materials such as rubber or silica gel, the valve plate 352 is positioned on the inner side of the valve seat 351 facing the guide pipe 220, and the valve plate 352 is closely attached to the valve seat 351 to cover the air vent, so that air outside the inner cover 300 can push the valve plate 352 through the air vent to enter the air inlet channel 301, but air in the air inlet channel 301 cannot be discharged through the air vent, and the one-way ventilation function of the air pressure regulating valve 350 is realized.

Referring to fig. 4 and 5, according to some embodiments of the present utility model, the self-sealing elastic body 320 is cylindrical, the lower end of the self-sealing elastic body 320 is provided with a stepped ring 322 extending outwards, the inner cap 300 is provided with a mounting groove for accommodating the stepped ring 322, on one hand, positioning and assembly are facilitated, on the other hand, the stepped ring 322 also has slight expansion, the inner cap 300 is wrapped by using a contraction force, stability of the self-sealing elastic body 320 is improved, and the contact area between the self-sealing elastic body 320 and the discharging pipe 310 is larger, so that sealing performance is improved, and the contact part between the stepped ring 322 and the inner cap 300 is in a zigzag shape, so that sealing performance is also improved.

Referring to fig. 4 and 5, according to some embodiments of the present utility model, the inner cap 300 is further connected with a protective case 360, the protective case 360 surrounds the self-sealing elastic body 320, and an inner wall of the protective case 360 abuts against the self-sealing elastic body 320, the self-sealing elastic body 320 is defined by the protective case 360, and the self-sealing elastic body 320 cannot be radially expanded but can be axially deformed, thereby opening the discharge slit 321. Moreover, the protective housing 360 can protect the self-sealing elastic body 320, prevent the self-sealing elastic body 320 from being collided, improve the service life, and can also utilize the protective housing 360 to press the stepped ring 322, improve the structural stability.

Referring to fig. 1 and 2, according to some embodiments of the present utility model, an outer cap 400 is provided with a uncovering cap 410 which is turned open, and the outer cap 400 is provided with a through hole for passing the discharge tube 310 and the self-sealing elastic body 320 therethrough, and the uncovering cap 410 covers the through hole. In a normal state, the uncovering cover 410 covers the through hole, thereby protecting the inner cover 300, isolating the inside and outside, and preventing the self-sealing elastic body 320 from being contaminated. In use, the cover 410 is turned over to open and then the cosmetic is extruded. One side of the uncovering cover 410 is provided with a hinge part to be hinged with the outer cover 400, the other side of the uncovering cover 410 is provided with a handle and a buckle, the handle is convenient for a user to turn over the uncovering cover 410, and the buckle is buckled with the outer cover 400 to prevent the uncovering cover 410 from being opened accidentally.

Of course, the outer cap 400 may be integrated, and the entire outer cap 400 may be removed and the cosmetics extruded during use.

Referring to fig. 7 and 10, according to some embodiments of the present utility model, the inner wall of the lower end of the outer cap 400 is provided with a convex ring 420, the outer wall of the outer bottle body 100 is provided with a clamping groove 102 matching the convex ring 420, and when assembling, the outer cap 400 can be fixed by clamping the convex ring 420 into the clamping groove 102, and the assembly and disassembly are convenient. Of course, the outer cap 400 and the outer bottle body 100 may be screwed together, and the outer cap 400 may be rotated to be attached and detached.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A double-barrier vacuum preservation container, comprising:

the bottle comprises an outer bottle body, a bottle cover and a bottle cover, wherein the outer bottle body is provided with a first inner cavity and a first bottle mouth;

the inner bottle body is arranged in the first inner cavity and comprises an aluminum foil bag and a flow guide pipe, the aluminum foil bag is provided with a second inner cavity, the upper end of the flow guide pipe is connected with an opening of the aluminum foil bag in a sealing mode, and the lower end of the flow guide pipe extends to the lower portion of the second inner cavity;

the inner cover is fixedly connected with the first bottle neck, the inner cover is provided with a discharging pipe and a self-sealing elastomer, the lower end of the discharging pipe is in sealing connection with the guide pipe, the self-sealing elastomer wraps the upper end of the discharging pipe, the self-sealing elastomer is provided with a normally closed discharging gap, and the discharging gap corresponds to the inner hole position of the discharging pipe;

and the outer cover is connected to the upper end of the outer bottle body and covers the inner cover.

2. The double-barrier vacuum fresh-keeping container according to claim 1, wherein a connecting seat is arranged on the outer wall of the flow guide pipe, and the aluminum foil bag is connected with the connecting seat in a heat sealing mode.

3. The double-barrier vacuum fresh-keeping container according to claim 2, wherein a gap is reserved between the aluminum foil bag and the outer bottle body, a fixing ring is arranged at the upper end of the connecting seat, and an air inlet hole communicated with the gap is arranged on the fixing ring.

4. The double-barrier vacuum fresh-keeping container according to claim 3, wherein the inner wall of the first bottle neck is provided with a supporting ring, and the fixing ring is positioned in the inner hole of the first bottle neck and is abutted against the upper end surface of the supporting ring.

5. The double-barrier vacuum fresh-keeping container according to claim 4, wherein the inner cover is provided with a sealing ring, the sealing ring is provided with an annular groove, the first bottle neck is arranged in the annular groove, the sealing ring is in interference fit with the first bottle neck, and the sealing ring abuts against the upper end face of the fixing ring.

6. A double-barrier vacuum fresh-keeping container according to claim 3, wherein the inner cover is provided with an air inlet passage communicating with the air inlet hole, and an air pressure regulating valve is installed in the air inlet passage.

7. The double barrier vacuum fresh container according to any one of claims 1 to 6, wherein the self-sealing elastic body is cylindrical, a stepped ring extending outwardly is provided at a lower end of the self-sealing elastic body, and the inner cap is provided with a mounting groove for receiving the stepped ring.

8. The dual barrier vacuum fresh container according to claim 7, wherein a protective shell is attached to the inner lid, the protective shell surrounding the self-sealing elastomer and an inner wall of the protective shell abutting the self-sealing elastomer.

9. The double barrier vacuum fresh container according to any one of claims 1 to 6, wherein the outer lid is provided with a flip-open lid, the outer lid being provided with a through hole for the discharge tube and the self-sealing elastomer to pass through, the lid covering the through hole.

10. The double-barrier vacuum fresh-keeping container according to claim 9, wherein the inner wall of the lower end of the outer cover is provided with a convex ring, and the outer wall of the outer bottle body is provided with a clamping groove matched with the convex ring.

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