CN219884552U

CN219884552U - Liquid outlet device of flexible packaging bag

Info

Publication number: CN219884552U
Application number: CN202321039484.1U
Authority: CN
Inventors: 魏垂仙; 苏秀菊; 田成墩
Original assignee: Ruijin Lequn Plastic Technology Co ltd
Current assignee: Ruijin Lequn Plastic Technology Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-10-24
Anticipated expiration: 2033-05-05

Abstract

The utility model relates to a liquid outlet device of a flexible packaging bag, which comprises a liquid outlet pipe, wherein the liquid outlet pipe is connected with the flexible packaging bag through a flange; the sealing component I is arranged in the liquid outlet pipe and used for controlling the opening or closing of the liquid outlet pipe; the liquid outlet pipe is provided with a liquid outlet, and the liquid outlet pipe is internally provided with a liquid outlet. The utility model relates to the technical field of composition structures of flexible packaging bags. The liquid outlet device of the soft packaging bag is provided with the linkage piece in a matched mode when the sealing performance of the liquid outlet device is improved, the sealing structure of the original liquid outlet device is not damaged, the interface assembly is completed, the operation is convenient, the utilization rate of the soft packaging bag is effectively improved, the sealing reliability is also remarkably improved, and the liquid outlet device is ingenious in structure, strong in practicability and suitable for popularization.

Description

Liquid outlet device of flexible packaging bag

Technical Field

The utility model relates to the technical field of composition structures of flexible packaging bags, in particular to a liquid outlet device of a flexible packaging bag.

Background

Flexible packaging refers to packaging in which the shape of the container can be changed after filling or removing the contents. Various bags, boxes, sleeves, envelopes and the like made of paper, aluminum foils, fibers, plastic films and composites thereof belong to flexible packages, and existing liquid such as natural fruit juice, beverage, wine, soy sauce and the like are packaged in the flexible packages.

In the prior art, in order to conveniently guide out the liquid in the flexible packaging bag, a liquid outlet device is generally installed on the flexible packaging bag, but some disadvantages still exist in the practical use process, such as when the connection interface is used for guiding flow, the original sealing structure of the liquid outlet device needs to be destroyed, so that the recycling rate of the flexible packaging bag is easy to be reduced, and if the operation is improper, the situation of liquid leakage can be caused, so that in order to solve the problem, a person skilled in the art needs to propose a liquid outlet device of the flexible packaging bag.

Disclosure of Invention

According to the defects existing in the prior art, the utility model aims to provide a liquid outlet device of a flexible packaging bag, which has the effects of good sealing performance, flexible packaging utilization ratio improvement and interface assembly.

The technical aim of the utility model is realized by the following technical scheme:

a liquid outlet device of a flexible packaging bag, comprising:

the liquid outlet pipe is connected with the flexible packaging bag through a flange;

the sealing component I is arranged in the liquid outlet pipe and used for controlling the opening or closing of the liquid outlet pipe;

a connecting component is arranged between the interface and the liquid outlet pipe, and a second sealing component is arranged in the interface and used for controlling the opening or closing of the interface;

the linkage piece is arranged between the first sealing component and the second sealing component, and the second sealing component drives the first sealing component to open the liquid outlet pipe through the linkage piece.

Preferably, the first sealing component comprises a partition plate, the upper cavity and the lower cavity are separated from the inside of the liquid outlet pipe from top to bottom by the partition plate, a connecting hole is formed between the lower cavity and the upper cavity, the first extrusion ring is arranged on the inner top wall of the lower cavity, an inverted bowl-shaped sealing ring is further connected in the lower cavity, the sealing ring is made of rubber materials, the top of the sealing ring is in contact with the first extrusion ring, and a plurality of liquid inlets are formed in the top of the sealing ring.

Preferably, the connecting assembly comprises a threaded cap, the threaded cap is in threaded connection with the liquid outlet pipe, a sealing column is arranged in the middle of the inside of the threaded cap, and a second extrusion ring is arranged between the sealing column and the inner side of the threaded cap.

Preferably, the sealing column is hollow, and is fixedly connected with the interface, and the sealing column and the interface are also formed with a liquid outlet channel together, an annular clamping groove is formed between the outer part of the sealing column and the outer part of the interface, the threaded cap part is positioned in the annular clamping groove, and the thickness of the threaded cap is smaller than the depth of the annular clamping groove.

Preferably, the second sealing component comprises a cross column, a space is reserved between the cross column and the inner wall of the sealing column, two cross sliding sleeves are further arranged outside the cross column from top to bottom, the cross sliding sleeves are slidably connected in the sealing column, a spring is arranged between the top end of the cross column and the inner top wall of the liquid outlet channel, and a limiting ring is further arranged on the inner wall of the sealing column above the cross sliding sleeves;

the bottom of cross post is provided with the end cap, the end cap is located the bottom opening of drain channel, and the circumference side of end cap is formed with the centre gripping groove, interference fit has the extrusion ring III in the centre gripping groove.

Preferably, the linkage member comprises a thimble, a limit column is arranged in the middle of the inner bottom wall of the upper cavity, the limit column is of a 'x' type structure, a limit hole is arranged in the middle of the limit column, the thimble is in sliding connection with the limit hole, a base is arranged at the bottom of the thimble, the base is positioned between the top of the sealing ring and the inner top wall of the lower cavity, a jack is arranged at the bottom of the plug corresponding to the position of the thimble, the top end of the thimble is inserted into the jack,

in summary, the present utility model includes at least one of the following beneficial technical effects:

1. the liquid outlet device of the soft packaging bag is provided with the linkage piece in a matched mode when the sealing performance of the liquid outlet device is improved, the sealing structure of the original liquid outlet device is not damaged, the interface assembly is completed, the operation is convenient, the utilization rate of the soft packaging bag is effectively improved, the sealing reliability is also remarkably improved, and the liquid outlet device is ingenious in structure, strong in practicability and suitable for popularization;

2. this liquid outlet device of flexible packaging bag utilizes extrusion ring two's elasticity characteristic through being provided with coupling assembling, after drain pipe and interface assembly are accomplished, extrusion ring two seals the gap that produces between the two, ensures that the leakproofness after the assembly is accomplished is good.

Drawings

Fig. 1 is a schematic overall structure of the present embodiment.

Fig. 2 is an internal cross-sectional view of the present embodiment.

Fig. 3 is a schematic view of a part of the structure of the linkage member of the present embodiment.

Fig. 4 is a schematic diagram of a part of the structure of the linkage member of the present embodiment.

In the figure, a liquid outlet pipe 100, a sealing component 200, a connector 300, a connecting component 400, a sealing component 500, a linkage 600, a partition plate 201, an upper chamber 202, a lower chamber 203, a connecting hole 204, a pressing ring 205, a sealing ring 206, a liquid inlet 207, a threaded cap 401, a sealing column 402, a pressing ring 403, a liquid outlet channel 404, a ring-shaped clamping groove 405, a cross column 501, a cross sliding sleeve 502, a spring 503, a plug 504, a clamping groove 505, a pressing ring 506, a limiting ring 507, a thimble 601, a limiting column 602, a limiting hole 603, a base 604 and a jack 605.

Description of the embodiments

The present utility model will be described in further detail with reference to the accompanying drawings.

Examples

Referring to fig. 1-4, a liquid outlet device of a flexible packaging bag according to the present utility model includes:

the liquid outlet pipe 100 is connected with the flexible packaging bag through a flange;

the first sealing component 200 is arranged in the liquid outlet pipe 100 and is used for controlling the opening or closing of the liquid outlet pipe 100;

a connecting component 400 is arranged between the interface 300 and the liquid outlet pipe 100, and a second sealing component 500 is arranged in the interface 300 and used for controlling the opening or closing of the interface 300;

the linkage piece 600, the linkage piece 600 is installed between the first sealing component 200 and the second sealing component 500, and the second sealing component 500 drives the first sealing component 200 to open the liquid outlet pipe 100 through the linkage piece 600.

In this embodiment, the liquid outlet pipe 100 is sealed by the first sealing component 200, so as to ensure the tightness before the liquid outlet pipe is assembled with the interface 300, the main function of the interface 300 is to guide the liquid from the soft packaging bag into the vessel of the user, and after the assembly between the interface 300 and the liquid outlet pipe 100 is completed, the sealing structure of the original liquid outlet device is not damaged when the soft packaging bag is opened, the interface 300 is assembled and completed, the operation is convenient, the utilization rate of the soft packaging bag is effectively improved, the tightness reliability is also obviously improved, the structure is ingenious, the practicability is strong, and the flexible liquid outlet pipe is suitable for popularization.

In a further preferred embodiment of the present utility model, as shown in fig. 2-3, the first sealing assembly 200 includes a partition 201, the partition 201 separates the inside of the liquid outlet pipe 100 from top to bottom into an upper chamber 202 and a lower chamber 203, a connection hole 204 is formed between the lower chamber 203 and the upper chamber 202, a compression ring 205 is installed on an inner top wall of the lower chamber 203, an inverted bowl-shaped sealing ring 206 is further connected in the lower chamber 203, the sealing ring 206 is made of a rubber material, a top of the sealing ring 206 contacts with the compression ring 205, and a plurality of liquid inlet holes 207 are formed on a top of the sealing ring 206.

In this embodiment, the first sealing component 200 mainly seals the inside of the liquid outlet pipe 100, so as to prevent liquid from flowing out of the liquid outlet pipe 100 from the soft packaging bag, and in a normal state, since the sealing ring 206 is made of rubber, and is of an inverted bowl-shaped structure, the sealing ring 206 is tightly attached to the first extrusion ring 205, when the liquid flows in from the liquid inlet 207, the liquid cannot flow out of the liquid outlet pipe 100 through the gap between the sealing ring 206 and the first extrusion ring 205, and therefore, when the liquid needs to be opened, only a downward acting force needs to be applied to the sealing ring 206 of the inverted bowl-shaped structure from the middle thereof, the concave shape is changed due to the influence of the material of the sealing ring, so that the attachment between the edge of the top of the sealing ring 206 and the first extrusion ring 205 is not tight, and the gap appears, and at this time, the liquid can flow out of the liquid outlet pipe 100 through the gap 204.

In a further preferred embodiment of the present utility model, as shown in fig. 2, the connection assembly 400 includes a threaded cap 401, the threaded cap 401 is in threaded connection with the liquid outlet pipe 100, a sealing post 402 is installed in an inner middle position of the threaded cap 401, and a second extrusion ring 403 is disposed between the sealing post 402 and an inner side of the threaded cap 401.

In this embodiment, the threaded connection is adopted between the threaded cap 401 and the liquid outlet pipe 100, on one hand, the threaded connection has better tightness, on the other hand, the disassembly is also more convenient, the second extrusion ring 403 is made of rubber or silica gel, the elasticity of the second extrusion ring can be in an extruded state between the threaded cap 401 and the liquid outlet pipe 100, and the gap between the threaded cap 401 and the liquid outlet pipe 100 can be well sealed, so that the tightness after the assembly is completed is ensured to be good.

In a further preferred embodiment of the present utility model, as shown in fig. 2, the inside of the sealing post 402 is hollow, the sealing post 402 is fixedly connected with the interface 300, a liquid outlet channel 404 is formed between the inside of the sealing post 402 and the inside of the interface 300, an annular clamping groove 405 is formed between the outside of the sealing post 402 and the outside of the interface 300, the threaded cap 401 is located in the annular clamping groove 405, and the thickness of the threaded cap 401 is smaller than the depth of the annular clamping groove 405.

In this embodiment, through changing the internal structure of the interface 300, the interface 300 is more adapted to the sealing structure in the liquid outlet pipe 100, and by setting the annular clamping groove 405, the screw cap 401 can shake up and down on the sealing post 402, the gap space between the screw cap 401 can gradually decrease along with the continuous rotation of the screw cap 401 until the screw cap disappears, and it should be noted that, in order to further improve the tightness between the screw cap 401 and the sealing post 402, a sealing gasket is further provided at the position of the inner portion of the sealing post 402 near the inner top wall, and the sealing gasket mainly seals the gap at the joint of the screw cap 401 and the sealing post 402, so that the possibility of liquid leakage at the joint is avoided, and the sealing performance is good and is more sanitary.

In a further preferred embodiment of the present utility model, as shown in fig. 2, the second sealing assembly 500 includes a cross column 501, a space is reserved between the cross column 501 and the inner wall of the sealing column 402, two cross sliding sleeves 502 are further installed from top to bottom on the outer side of the cross column 501, the cross sliding sleeves 502 are slidably connected in the sealing column 402, a spring 503 is installed between the top end of the cross column 501 and the inner top wall of the liquid outlet channel 404, and a limiting ring 507 is also installed on the inner wall of the sealing column 402 above the cross sliding sleeves 502;

the bottom of cross post 501 is provided with end cap 504, end cap 504 is located the bottom opening of drain channel 404, and the circumference side of end cap 504 is formed with clamping groove 505, interference fit has extrusion ring three 506 in the clamping groove 505.

In this embodiment, the internal space of the interface 300 is sealed by the second sealing component 500, so that the interface 300 has a flow control function, when the second sealing component 500 needs to be opened, the spring 503 is stressed to shrink, the plug 504 passes over the bottom opening of the liquid outlet channel 404, when the second sealing component 500 needs to be closed, the plug 504 is subjected to self restoring force of the spring 503, the bottom opening of the liquid outlet channel 404 is plugged by retracting the plug 504, the movement track of the cross sliding sleeve 502 is limited by setting the limiting ring, and the deformation degree of the spring 503 is also limited.

In a further preferred embodiment of the present utility model, as shown in fig. 2-4, the linkage 600 includes a thimble 601, a limiting column 602 is installed in the middle of the inner bottom wall of the upper chamber 202, the limiting column 602 has a "#" structure, a limiting hole 603 is provided in the middle of the limiting column 602, the thimble 601 is slidably connected with the limiting hole 603, a base 604 is installed at the bottom of the thimble 601, the base 604 is located between the top of the sealing ring 206 and the inner top wall of the lower chamber 203, a jack 605 is provided at the bottom of the plug 504 corresponding to the position of the thimble 601, and the top end of the thimble 601 is inserted into the jack 605.

In this embodiment, the linkage 600 may apply a force to the first seal assembly 200 after the second seal assembly 500 is opened, so that the first seal assembly 200 may be in an opened state, specifically, the plug 504 moves downward and contacts with the ejector pin 601, the ejector pin 601 moves downward in the limiting hole 603, and the chassis moves downward and contacts with the seal ring 206, so that the seal ring 206 deforms, and the liquid outlet pipe 100 is opened.

The implementation principle of the above embodiment is as follows:

when the sealing tube is in a normal state, the first sealing assembly 200 seals the inside of the liquid outlet tube 100, the sealing ring 206 is tightly attached to the first extrusion ring 205, and when liquid flows in from the liquid inlet hole 207, the liquid cannot pass through the gap between the sealing ring 206 and the first extrusion ring 205, and therefore cannot flow out of the liquid outlet tube 100 through the connecting hole 204;

when the sealing tube is assembled with the connector 300, the threaded cap 401 is vertically rotated downwards in the direction aligned with the liquid outlet tube 100, the threaded cap 401 is continuously screwed on the liquid outlet tube 100 along with the acting force between threads, the extrusion ring II 403 is in an extruded state, and after the assembly is completed, the gap between the threaded cap 401 and the sealing column 402 still exists, that is, the sealing assembly I200 and the sealing assembly II 500 are both in a closed state, and meanwhile, the thimble 601 is contacted with the inner bottom wall of the jack 605;

when the liquid outlet pipe 100 and the connector 300 need to be opened, the threaded cap 401 is continuously rotated, the gap between the threaded cap 401 and the sealing post 402 is continuously reduced, the thimble 601 cannot continuously penetrate into the insertion hole 605, so that the thimble 601 can move towards the liquid outlet pipe 100, at this time, the plug 504, the thimble 601 and the sealing ring 206 are connected into a whole, the sealing ring 206 serving as one of the two ends of the end part is deformed, and the plug 504 at the other end also moves (the spring 503 is contracted), thereby opening the first sealing component 200 and the second sealing component 500, and thus the opening operation is completed.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a liquid device of flexible packaging bag which characterized in that: comprising the following steps:

the liquid outlet pipe (100) is connected with the flexible packaging bag through a flange;

the sealing component I (200) is arranged in the liquid outlet pipe (100) and is used for controlling the opening or closing of the liquid outlet pipe (100);

a connecting component (400) is arranged between the interface (300) and the liquid outlet pipe (100), and a sealing component II (500) is arranged in the interface (300) and used for controlling the opening or closing of the interface (300);

the linkage piece (600), the linkage piece (600) is installed between seal assembly one (200) and seal assembly two (500), and seal assembly two (500) drive seal assembly one (200) through the linkage piece (600) and open drain pipe (100).

2. The liquid dispensing device of a flexible package as claimed in claim 1, wherein: the first sealing component (200) comprises a partition plate (201), wherein the partition plate (201) is used for separating an upper cavity (202) and a lower cavity (203) from the top to the bottom in the liquid outlet pipe (100), a connecting hole (204) is formed between the lower cavity (203) and the upper cavity (202), a first extrusion ring (205) is arranged on the inner top wall of the lower cavity (203), an inverted bowl-shaped sealing ring (206) is further connected in the lower cavity (203), the sealing ring (206) is made of rubber materials, the top of the sealing ring (206) is in contact with the first extrusion ring (205), and a plurality of liquid inlet holes (207) are formed in the top of the sealing ring (206).

3. The liquid dispensing device of a flexible package as claimed in claim 1, wherein: the connecting assembly (400) comprises a threaded cap (401), the threaded cap (401) is in threaded connection with the liquid outlet pipe (100), a sealing column (402) is arranged in the middle of the inside of the threaded cap (401), and a squeezing ring II (403) is arranged between the sealing column (402) and the inner side of the threaded cap (401).

4. A flexible package bag dispensing apparatus as defined in claim 3, wherein: the sealing column (402) is arranged in a hollow mode, the sealing column (402) is fixedly connected with the interface (300), a liquid outlet channel (404) is formed in the sealing column (402) and the interface (300), an annular clamping groove (405) is formed between the outer portion of the sealing column (402) and the outer portion of the interface (300), the threaded cap (401) is located in the annular clamping groove (405), and the thickness of the threaded cap (401) is smaller than the depth of the annular clamping groove (405).

5. The liquid outlet device of a flexible package according to claim 2, wherein: the second sealing assembly (500) comprises a cross column (501), a space is reserved between the cross column (501) and the inner wall of the sealing column (402), two cross sliding sleeves (502) are further arranged outside the cross column (501) from top to bottom, the cross sliding sleeves (502) are slidably connected in the sealing column (402), a spring (503) is arranged between the top end of the cross column (501) and the inner top wall of the liquid outlet channel (404), and a limiting ring (507) is further arranged at the position, above the cross sliding sleeves (502), of the inner wall of the sealing column (402);

the bottom of cross post (501) is provided with end cap (504), end cap (504) are located the bottom opening of drain channel (404), and the circumference side of end cap (504) is formed with clamping groove (505), interference fit has extrusion ring three (506) in clamping groove (505).

6. The flexible package dispensing apparatus as defined in claim 5, wherein: the linkage piece (600) comprises a thimble (601), a limit column (602) is arranged in the middle of the inner bottom wall of the upper cavity (202), the limit column (602) is of a 'x' structure, a limit hole (603) is formed in the middle of the limit column (602), the thimble (601) is slidably connected with the limit hole (603), a base (604) is arranged at the bottom of the thimble (601), the base (604) is located between the top of the sealing ring (206) and the inner top wall of the lower cavity (203), a jack (605) is formed in the bottom of the plug (504) corresponding to the position of the thimble (601), and the top end of the thimble (601) is inserted into the jack (605).