CN220363796U - Bottled squeezing type freeze-dried mask - Google Patents

Abstract

The utility model discloses a bottled extrusion type freeze-dried mask, which comprises a containing shell, wherein the containing shell is used for containing a mask fabric fiber to be used as a mask carrier; the containing bottle body is in plug-in sealing fit with the containing shell, the output end of the containing bottle body is arranged towards the inner cavity of the containing shell, and the containing bottle body is used for respectively containing aqueous solution and facial mask freeze-dried powder and sequentially realizing the mixing of the aqueous solution and the facial mask freeze-dried powder and the output of mixed liquid when the containing bottle body is subjected to air compression acting force; and the extrusion assembly is arranged on the accommodating bottle body and is used for applying air compression acting force to the inner cavity of the accommodating bottle body.

Description

Bottled squeezing type freeze-dried mask

Technical Field

The utility model relates to the technical field of facial mask packaging, in particular to a bottled extrusion type freeze-dried facial mask.

Background

The wet mask is easy to grow microorganisms in a humid environment due to the fact that the water content is high, various preservatives are added into the wet mask to ensure the quality and effect of the wet mask, the likelihood of allergy caused by the use of the wet mask is greatly increased by the preservatives, the wet mask is very confusing for users sensitive to skin, unstable substances in aqueous solution are not suitable for being made into the wet mask, the components of the wet mask are limited, and the efficacy is relatively low.

The freeze-dried mask is prepared by vacuum freeze-drying, and rapidly freeze-drying high-efficiency active ingredients into a dormant state by manufacturing an ultralow-temperature environment, so that effective ingredients such as high-concentration mask stock solution and the like are fused with the mask fabric fibers, instantly frozen into a solid state, and then the moisture in the solid state is sublimated under vacuum regulation to form the freeze-dried mask in a solid dry film form.

Therefore, the existing wet mask has low cost, but can not meet the use requirement of users with sensitive skin due to the need of adding preservative, the application range is relatively narrow, and the freeze-dried mask has good effect, but has high process cost and high price.

Disclosure of Invention

The utility model provides a bottled extrusion type freeze-dried mask, which aims to solve the technical problems that the existing mask needs to be added with preservative, has a narrow application range, or has high process cost and high price.

According to one aspect of the present utility model, there is provided a bottled squeeze freeze-dried mask comprising a housing for housing a fabric sheet fiber as a mask carrier; the containing bottle body is in plug-in sealing fit with the containing shell, the output end of the containing bottle body is arranged towards the inner cavity of the containing shell, and the containing bottle body is used for respectively containing aqueous solution and facial mask freeze-dried powder and sequentially realizing the mixing of the aqueous solution and the facial mask freeze-dried powder and the output of mixed liquid when the containing bottle body is subjected to air compression acting force; and the extrusion assembly is arranged on the accommodating bottle body and is used for applying air compression acting force to the inner cavity of the accommodating bottle body.

As a further improvement of the above technical scheme:

further, the inner cavity for accommodating the bottle body is provided with a separation piston, the separation piston is used for separating the inner cavity for accommodating the bottle body into a first cavity and a second cavity and moving under the action of a first preset extrusion force applied by the extrusion assembly in the inner cavity for accommodating the bottle body so as to be communicated with the first cavity and the second cavity, the inner wall of the end part of the second cavity, which is close to the separation piston, is provided with a communication groove formed by outwards protruding and used for being in contact with the separation piston and then communicated with the first cavity and the second cavity, the end part of the second cavity, which is far away from the separation piston, is provided with an output part which is used for being opened under the action of a second preset extrusion force applied by the extrusion assembly, and the extrusion end of the extrusion assembly stretches into the accommodating bottle body and is used for applying the first preset extrusion force to the separation piston and applying the second preset extrusion force to the output part.

Further, the extrusion assembly comprises an extrusion piston which extends into the first chamber from one end of the first chamber far away from the second chamber and is in sealing fit with the inner wall surface of the first chamber, and an extrusion rod which is connected with the extrusion piston and extends out of the first chamber.

Further, the end portion of the first chamber, which is far away from the separation piston, is provided with an extrusion opening which is used for being opened outwards to enable the extrusion piston to extend into the first chamber, the edge of the extrusion opening is provided with a mounting edge which is formed by extending outwards in the radial direction, and the containing bottle body comprises a plugging cover which is sleeved outside the extrusion rod and is detachably covered on the mounting edge and used for plugging the extrusion opening and preventing the extrusion piston from being separated from the first chamber.

Further, the plugging cover is provided with a communication hole communicated with the first cavity, an inner thread structure is arranged on the inner wall of the communication hole, and an outer thread structure in threaded connection with the inner thread structure is arranged on the outer wall of the extrusion rod.

Further, the edge of the plugging cover is provided with a clamping part for elastically clamping the edge of the installation edge.

Further, the end of the extrusion rod far away from the extrusion piston is provided with an extrusion edge which is formed by extending outwards.

Further, the inner wall of the output part is arranged in a conical surface and surrounds to form an output port which is respectively communicated with the second cavity and the accommodating shell, and the output part further comprises a blocking film which is covered on the output port and used for blocking the output port and is opened under the second preset extrusion force.

Further, an extrusion part formed by protruding conical surfaces is arranged on the end surface of the separation piston facing the second chamber, and the outer conical surface of the extrusion part and the inner conical surface of the output part are correspondingly arranged.

Further, hold the bottle and include first casing and the second casing of being connected with first casing, the tip of first casing orientation second casing is equipped with first intercommunication portion, first intercommunication mouth and lid are located the first diaphragm on the first intercommunication mouth have been seted up to first intercommunication portion, the tip of second casing orientation extrusion subassembly (300) is equipped with second intercommunication portion, the second intercommunication mouth and lid are located the second diaphragm on the second intercommunication mouth have been seted up to the second intercommunication portion, extrusion end of extrusion subassembly stretches into in the first casing and is used for in proper order to first division membrane and applys the extrusion force of predetermineeing to the second diaphragm.

The utility model has the following beneficial effects:

according to the bottled extrusion type freeze-dried mask, the membrane cloth fiber is contained by the containing shell to serve as a mask carrier, the mask freeze-dried powder containing mutually isolated aqueous solution is contained by the containing bottle and is in plug-in sealing fit with the containing shell, then the extrusion component is used for applying air pressure acting force to the inner cavity of the containing bottle so that the aqueous solution and the mask freeze-dried powder are mixed under the air pressure acting force, after the containing bottle is rocked to enable the aqueous solution and the mask freeze-dried powder to be fully mixed to form mixed solution, the mixed solution is output to the inner cavity of the containing shell under the continuously applied air pressure acting force, the containing shell is rocked so that the mixed solution and the membrane cloth fiber are fully mixed to form a freeze-dried mask, the containing shell is opened to take out the freeze-dried mask for application, the aqueous solution, the mask freeze-dried powder and the membrane cloth fiber are sequentially mixed to form the freeze-dried mask, and compared with the prior art, as the aqueous solution, the freeze-dried powder and the membrane cloth fiber are separated and stored in a sealing mode before being used, any preservative is not needed, the mixed solution is not to be harmful to a user, the freeze-dried mask is easy to be applied, and the process is relatively easy to manufacture, and has wide application range, and is applicable, and wide application cost is relatively, and wide, and application is applicable.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic view of a bottle-packed squeeze-type freeze-dried mask according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a bottle-packed squeeze-type freeze-dried mask according to a preferred embodiment of the present utility model;

FIG. 3 is a cross-sectional view of the bottled squeeze freeze-dried mask of FIG. 1;

FIG. 4 is a schematic view of a bottle-packed squeeze-type freeze-dried mask according to a preferred embodiment of the present utility model;

fig. 5 is a cross-sectional view of the bottled squeeze freeze-dried mask of fig. 4.

Legend description:

100. accommodating the bottle body; 110. a communication groove; 120. an output unit; 121. a blocking film; 130. a mounting edge; 140. a blocking cover; 141. a clamping part; 200. a partition piston; 300. an extrusion assembly; 310. extruding the piston; 320. an extrusion rod; 321. extruding edges; 400. a housing case; 410. and a connecting part.

Detailed Description

Embodiments of the utility model are described in detail below with reference to the attached drawing figures, but the utility model can be practiced in a number of different ways, as defined and covered below.

Fig. 1 is a schematic view of a bottle-packed squeeze-type freeze-dried mask according to a preferred embodiment of the present utility model; FIG. 2 is a schematic view of a bottle-packed squeeze-type freeze-dried mask according to a preferred embodiment of the present utility model; FIG. 3 is a cross-sectional view of the bottled squeeze freeze-dried mask of FIG. 1; FIG. 4 is a schematic view of a bottle-packed squeeze-type freeze-dried mask according to a preferred embodiment of the present utility model; fig. 5 is a cross-sectional view of the bottled squeeze freeze-dried mask of fig. 4.

As shown in fig. 1 to 3, the bottled squeeze freeze-dried mask of the present embodiment includes a housing case 400 for housing a mask fabric as a mask carrier; the accommodating bottle body 100 is in plug-in sealing fit with the accommodating shell 400, the output end of the accommodating bottle body 100 is arranged towards the inner cavity of the accommodating shell 400, and the accommodating bottle body 100 is used for respectively accommodating aqueous solution and facial mask freeze-dried powder and sequentially realizing the mixing of the aqueous solution and the facial mask freeze-dried powder and the output of mixed solution when the air pressure acting force is applied; the pressing assembly 300 is arranged on the accommodating bottle body 100 and is used for applying air pressure force to the inner cavity of the accommodating bottle body 100. Specifically, the bottled extrusion type freeze-dried mask disclosed by the utility model is characterized in that the membrane cloth fiber is contained by the containing shell 400 to serve as a mask carrier, the mutually isolated mask freeze-dried powder of the aqueous solution is contained by the containing bottle 100 and is in plug-in sealing fit with the containing shell 400, then the extrusion component 300 is used for applying air pressure force to the inner cavity of the containing bottle 100 so that the aqueous solution and the mask freeze-dried powder are mixed under the air pressure force, after the containing bottle 100 is rocked to enable the aqueous solution and the mask freeze-dried powder to be fully mixed to form mixed solution, the mixed solution is output to the inner cavity of the containing shell 400 under the continuously applied air pressure force, the containing shell 400 is rocked so that the mixed solution and the membrane cloth fiber are fully mixed to form a freeze-dried mask, and then the containing shell 400 is opened to be taken out for use.

As shown in fig. 1 to 3, in this embodiment, the inner cavity of the accommodating bottle 100 is provided with a separating piston 200, the separating piston 200 is used for separating the inner cavity of the accommodating bottle 100 into a first cavity and a second cavity, the first cavity and the second cavity are communicated by moving in the inner cavity of the accommodating bottle 100 under the action of a first preset extrusion force applied by the extrusion assembly 300, a communicating groove 110 which is formed by protruding outwards and is used for communicating the first cavity and the second cavity after contacting the separating piston 200 is formed on the inner wall of the end part of the second cavity, which is close to the separating piston 200, an output part 120 which is used for opening under the action of a second preset extrusion force applied by the extrusion assembly 300 is formed on the end part of the second cavity, which is far away from the separating piston 200, and the extrusion end of the extrusion assembly 300 extends into the accommodating bottle 100 and is used for applying the first preset extrusion force to the separating piston 200 and the second preset extrusion force to the output part 120. Specifically, firstly, the inner cavity of the accommodating bottle body 100 is divided into a first cavity and a second cavity which are isolated from each other through the separating piston 200, so as to accommodate aqueous solution through the first cavity, the mask freeze-dried powder is accommodated through the second cavity, a communication groove 110 is formed in the inner wall of the end part of the second cavity, which is close to the separating piston 200, the accommodating bottle body 100 is connected and accommodates membrane cloth fibers through the accommodating shell 400, then the aqueous solution is extruded through the extruding component 300, the separating piston 200 is further extruded by the aqueous solution, so that the separating piston 200 is applied with a first preset extrusion force to enable the separating piston 200 to move towards the second cavity, until the separating piston 200 is abutted with the communication groove 110, the aqueous solution in the first cavity enters the second cavity through the communication groove 110, the accommodating bottle body 100 is shaken again to enable the aqueous solution and the membrane cloth freeze-dried powder to be fully mixed, finally, the separating piston 200 is extruded through the extruding component 300 so as to extrude the mixture of the aqueous solution and the membrane freeze-dried powder through the separating piston 200, and then the second preset extrusion force is applied to the output part 120 so as to enable the opening of the accommodating shell 400, and the aqueous solution, the freeze-dried powder and the membrane cloth fibers are mixed, and the membrane cloth fibers can be taken out after the membrane cloth and the membrane cloth are uniformly mixed, and the membrane cloth is taken out; this scheme is through holding bottle 100, separating piston 200, extrusion subassembly 300 and holding shell 400 mutually cooperatees to reach the efficiency of freeze-drying facial mask, and need not to add any antiseptic for prior art, can not cause harmful effect to the sensitive user of skin, application scope is wide, and manufacturing process is simple simultaneously, and the cost is lower relatively, and the practicality is strong, is suitable for extensive popularization and application. It should be appreciated that the first preset squeezing force may be adaptively set according to the use requirements, so long as it is ensured that the dispensing piston 200 is not moved during manufacturing, storage and transportation of the bottled squeeze-type lyophilized mask. It should be appreciated that the second preset pressing force may be adaptively set according to the use requirement, so long as it is ensured that the output portion 120 is not opened during the manufacturing, storage, transportation and containing process of the bottled squeeze-type freeze-dried mask 100. It should be appreciated that the air compression force comprises a first preset compression force and a second preset compression force.

As shown in fig. 1 to 3, in the present embodiment, the pressing assembly 300 includes a pressing piston 310 extending into the first chamber from an end of the first chamber away from the second chamber and being in sealing engagement with an inner wall surface of the first chamber, and a pressing rod 320 connected to the pressing piston 310 and extending out of the first chamber. Specifically, the extrusion rod 320 is acted to drive the extrusion piston 310 to extrude the aqueous solution, and the separation piston 200 is extruded by the aqueous solution, so that the separation piston 200 moves in the cavity containing the bottle body 100, and the user can apply force under the action of the extrusion rod 320. Alternatively, the pressing rod 320 is detachably connected with the pressing piston 310. Alternatively, the squeeze rod 320 extends into the first chamber and is removably threaded with the squeeze piston 310. Alternatively, the connection end of the extruding piston 310 extends to the outside of the accommodating bottle body 100, and the connection end of the accommodating bottle body 100 is connected with the accommodating bottle body 100 in an annular sealing manner, and the extruding rod 320 is detachably connected with the connection end of the accommodating bottle body 100 in a threaded manner.

As shown in fig. 3, in this embodiment, the end of the first chamber away from the partition piston 200 is provided with an extrusion port for opening outwards to allow the extrusion piston 310 to extend into the first chamber, the edge of the extrusion port is provided with a mounting edge 130 extending radially outwards, and the accommodating bottle 100 includes a sealing cap 140 sleeved outside the extrusion rod 320 and detachably covering the mounting edge 130 for sealing the extrusion port and preventing the extrusion piston 310 from falling out of the first chamber. Specifically, the squeeze piston 310 enters the first chamber through the squeeze port, and then the blocking cap 140 is detachably provided on the mounting rim 130 to block the squeeze port and prevent the squeeze block from escaping from the first chamber, so as to ensure the sealability of the receiving bottle body 100 and prevent the aqueous solution from deteriorating.

As shown in fig. 3, in this embodiment, the plugging cover 140 is provided with a communication hole that is communicated with the first chamber, an internal thread structure is provided on an inner wall of the communication hole, and an external thread structure that is in threaded connection with the internal thread structure is provided on an outer wall of the extrusion rod 320. Specifically, the extrusion rod 320 is connected with the extrusion piston 310 by passing through the communication hole, and the internal thread structure and the external screw structure are matched to enable the extrusion rod 320 to be in threaded connection with the plugging cover 140, so that the extrusion rod 320 is prevented from driving the extrusion piston 310 to extrude the aqueous solution due to accidental collision, and the reliability of the bottled extrusion type freeze-dried mask during normal storage is improved.

As shown in fig. 3, in this embodiment, the edge of the plugging cover 140 is provided with a holding portion 141 for elastically holding the edge of the mounting edge 130. Specifically, the blocking cover 140 elastically blocks the edge of the mounting edge 130 by the blocking portion 141 to block the extrusion opening, and only needs to overcome the elastic force in the actual assembly process, so that the assembly difficulty is greatly reduced. Alternatively, the catch 141 is made of an elastic material. It should be understood that elastic materials are well known to those skilled in the art and are not described in detail herein.

As shown in fig. 3, in this embodiment, the end of the extrusion rod 320 away from the extrusion piston 310 is provided with an extrusion edge 321 extending outward. Specifically, the compression area is greatly increased by the compression edge 321, so that the user can apply force to compress, and the operation is convenient for the user.

In this embodiment, a seal groove is concavely formed in the outer wall surface of the squeeze piston 310, and the seal groove accommodates a seal ring that is closely attached to the inner wall surface of the accommodating bottle body 100. Specifically, the sealability of the squeeze piston 310 and the accommodating bottle body 100 is improved by the sealing ring to prevent leakage or deterioration of the aqueous solution, and to ensure the quality of the product.

As shown in fig. 3, in this embodiment, the inner wall of the output portion 120 is arranged in a conical surface and encloses to form an output port that is respectively communicated with the second chamber and the accommodating case 400, and the output portion 120 further includes a blocking film 121 that is covered on the output port and is used for blocking the output port and is opened under a second preset pressing force. Specifically, the inner wall of the output part 120 is arranged in a conical surface, so that after the plugging film 121 is opened at the second preset pressing force, the mixture of the aqueous solution and the facial mask freeze-dried powder gathers toward the output port to be output into the accommodating case 400.

In this embodiment, the end surface of the partition piston 200 facing the second chamber is provided with an extruding portion formed by protruding a conical surface, and the outer conical surface of the extruding portion and the inner conical surface of the output portion 120 are correspondingly arranged. Specifically, in the process that the pressing assembly 300 presses the separation piston 200 to move the separation piston 200, the outer conical surface of the pressing part and the inner conical surface of the output part 120 are correspondingly arranged, so that the mixture of the aqueous solution and the dough film freeze-dried powder is maximally conveyed into the accommodating housing 400 through the output part 120, the mixture of the aqueous solution and the dough film freeze-dried powder is prevented from remaining in the second chamber, and the effect of applying the surface of the membrane fabric after the mixture of the membrane fabric fiber, the aqueous solution and the dough film freeze-dried powder is improved.

As shown in fig. 3, in the present embodiment, the accommodating case 400 includes a connection portion 410 screw-coupled with an outer wall surface of the accommodating bottle body 100. Specifically, the receiving case 400 is conveniently installed through the connection part 410 while the receiving case 400 is conveniently opened, so that a user can conveniently take out the membrane fabric.

As shown in fig. 4 and 5, in this embodiment, the accommodating bottle 100 includes a first housing and a second housing connected to the first housing, the end of the first housing facing the second housing is provided with a first communicating portion, the first communicating portion is provided with a first communicating opening and a first separating film covered on the first communicating opening, the end of the second housing facing the extruding assembly 300 is provided with a second communicating portion, the second communicating portion is provided with a second communicating opening and a second separating film covered on the second communicating opening, and the extruding end of the extruding assembly 300 extends into the first housing and is used for sequentially applying a first preset extruding force to the first separating film and a second preset extruding force to the second separating film. Specifically, the extrusion end of the extrusion assembly 300 extends into the housing to apply a first preset extrusion force to the first separation film, and then the first separation film is broken, so that the first housing and the second housing are mutually communicated, mixing of the aqueous solution and the lyophilized powder of the facial mask is achieved, and then a second preset extrusion force is applied to the second separation film, and then the second separation film is broken, so that the mixed solution is output to the accommodating housing 400. Alternatively, in another embodiment, the first housing contains a mask lyophilized powder and the second housing contains an aqueous solution. Alternatively, in another embodiment, the first housing contains an aqueous solution and the second housing contains a mask lyophilized powder. Optionally, the extrusion end of the extrusion assembly 300 is provided with a puncture needle to puncture the first separation membrane to cause the first separation membrane to rupture.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The bottled squeezing type freeze-dried mask is characterized by comprising

A housing case (400) for housing the membrane fabric fibers as a mask carrier;

the accommodating bottle body (100) is in plug-in sealing fit with the accommodating shell (400), the output end of the accommodating bottle body (100) faces the inner cavity of the accommodating shell (400), and the accommodating bottle body (100) is used for accommodating aqueous solution and facial mask freeze-dried powder respectively and sequentially realizing the mixing of the aqueous solution and the facial mask freeze-dried powder and the output of mixed liquid when the air compression acting force is applied;

and the extrusion assembly (300) is arranged on the accommodating bottle body (100) and is used for applying air compression acting force to the inner cavity of the accommodating bottle body (100).

2. The bottled squeezing type freeze-dried mask according to claim 1, wherein the inner cavity of the accommodating bottle body (100) is provided with a separation piston (200), the separation piston (200) is used for separating the inner cavity of the accommodating bottle body (100) into a first cavity and a second cavity, the first cavity and the second cavity are movably communicated with each other under the action of a first preset squeezing force applied by the squeezing assembly (300) in the inner cavity of the accommodating bottle body (100), the inner wall, close to the end part of the separation piston (200), of the second cavity is provided with a communication groove (110) which is formed by protruding outwards and is used for communicating the first cavity and the second cavity after being contacted with the separation piston (200), the end part, far away from the separation piston (200), of the second cavity is provided with an output part (120) which is used for being opened under the action of a second preset squeezing force applied by the squeezing assembly (300), and the squeezing end of the squeezing assembly (300) stretches into the accommodating bottle body (100) and is used for applying the first preset squeezing force to the separation piston (200) and applying the second preset squeezing force to the output part (120).

3. The bottled squeeze freeze-dried mask according to claim 2, wherein the squeeze assembly (300) comprises a squeeze piston (310) extending into the first chamber from an end of the first chamber remote from the second chamber and sealingly engaging an inner wall surface of the first chamber, and a squeeze rod (320) connected to the squeeze piston (310) and extending out of the first chamber.

4. A bottled squeeze freeze-dried mask according to claim 3, wherein the end of the first chamber remote from the partition piston (200) is provided with a squeeze port for opening outwardly to allow the squeeze piston (310) to extend into the first chamber, the rim of the squeeze port is provided with a mounting edge (130) extending radially outwardly, and the accommodating bottle (100) comprises a blocking cap (140) which is sleeved outside the squeeze rod (320) and detachably covers the mounting edge (130) for blocking the squeeze port and preventing the squeeze piston (310) from falling out of the first chamber.

5. The bottled squeezing type freeze-dried mask according to claim 4, wherein the plugging cover (140) is provided with a communication hole communicated with the first chamber, an inner thread structure is arranged on the inner wall of the communication hole, and an outer thread structure in threaded connection with the inner thread structure is arranged on the outer wall of the squeezing rod (320).

6. The bottled squeeze freeze-dried mask according to claim 5, wherein the edge of the cap (140) is provided with a holding portion (141) for elastically holding the edge of the mounting rim (130).

7. A bottled squeeze freeze-dried mask according to claim 3, wherein the end of the squeeze rod (320) remote from the squeeze piston (310) is provided with a squeeze edge (321) extending outwardly.

8. The bottled squeezing type freeze-dried mask according to any one of claims 2 to 7, wherein the inner wall of the output part (120) is arranged in a conical surface and surrounds to form an output port which is respectively communicated with the second chamber and the accommodating shell (400), and the output part (120) further comprises a blocking film (121) which is covered on the output port and is used for blocking the output port and is opened under a second preset squeezing force.

9. The bottled squeezing type freeze-dried mask according to claim 8, wherein the end surface of the partition piston (200) facing the second chamber is provided with a squeezing part formed by protruding a conical surface, and the outer conical surface of the squeezing part and the inner conical surface of the output part (120) are correspondingly arranged.

10. The bottled squeezing type freeze-dried mask according to claim 1, wherein the accommodating bottle body (100) comprises a first shell and a second shell connected with the first shell, a first communicating part is arranged at the end part of the first shell, which faces the second shell, a first communicating opening is arranged at the first communicating part, a first separating film is arranged on the first communicating opening in a covering manner, a second communicating part is arranged at the end part of the second shell, which faces the squeezing component (300), a second communicating opening is arranged at the second communicating part, a second separating film is arranged on the second communicating opening in a covering manner, and the squeezing end of the squeezing component (300) stretches into the first shell and is used for sequentially applying a first preset squeezing force to the first separating film and a second preset squeezing force to the second separating film.