CN214609020U

CN214609020U - Automatic adhesive valve port bag after valve port filling

Info

Publication number: CN214609020U
Application number: CN202120274356.XU
Authority: CN
Inventors: 姬强; 王志朋; 崔芳杰
Original assignee: Henan Baijia New Energy Saving Material Co ltd
Current assignee: Henan Baijia New Energy Saving Material Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-05
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses an automatic adhesive valve bag behind valve port filling, including the valve bag body and valve port, the valve port is oval annular setting in valve bag body one side, and the outstanding valve bag body of one end of valve port, be provided with on the inner wall of the outstanding valve bag body one end of valve port and center on the cyclic annular flexible gas storehouse including the discharge gate, valve bag internal side wall is provided with the gas storage tank, the gas storage tank communicates with flexible gas storehouse, has improved the dampproof measure of valve port, has prolonged the time of transporting, has guaranteed the quality of product.

Description

Automatic adhesive valve port bag after valve port filling

Technical Field

The utility model relates to a wrapping bag technical field especially relates to an automatic adhesive valve port bag behind valve port filling.

Background

At present, the valve bag is widely used as a packaging bag for storing, transporting and selling goods materials, particularly, the valve bag is used most in the storage, transportation and sale of powder materials, but the requirements of the packaging bag for moisture resistance of the powder materials are strict, while the moisture-proof valve bag in the existing market has the advantages that the valve port of the valve bag is always in an open state after filling and before the next step of hot melting valve port process, the production environment humidity content of some production workshops is large, the time of some hot melting process is long, the powder materials in the valve port bag are often affected with moisture and deteriorated from the valve port after the valve port is in a long time or careless operation, even the whole bag of the powder materials cannot be normally used, and further great property loss is caused to customers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide an automatic adhesive valve port bag behind the valve port filling.

The utility model discloses a realize through following technical scheme: the utility model provides an automatic adhesive valve port bag after valve port filling, includes the valve port bag body and valve port, the valve port is oval annular setting at the bag top, and the outstanding valve port bag body of one end of valve port, be provided with cyclic annular flexible gas storehouse on the inner wall of the outstanding valve port bag body one end of valve port, gland is provided with first preforming and second preforming on the flexible gas storehouse, including the annular space that first preforming, second preforming and valve port inner wall are constituteed will stretch out and draw back the gas storehouse parcel, valve port bag internal side wall is provided with the gas storage bin, gas storage bin and flexible gas storehouse intercommunication.

Preferably, the first pressing plate is arranged at a feed inlet close to the valve port, the first pressing plate is covered on the second pressing plate, the second pressing plate is covered on the telescopic air bin, and viscous coatings are arranged at the first pressing plate and the second pressing plate.

Preferably, the telescopic air bin is made of a high-strength composite elastic film material, and a viscous coating is arranged on the telescopic air bin.

Preferably, the valve bag body and the valve port are manufactured integrally.

Preferably, the gas storage bin is arranged on the inner wall of the bag body of the valve bag in a strip shape, the gas storage bin is made of an elastic film material, the bonding part of the first pressing piece and the second pressing piece is separated when the telescopic gas storage bin is extruded by gas of the gas storage bin, and the popping part of the telescopic gas storage bin is bonded.

Preferably, the valve bag body and the valve port connecting part are both glued by using a viscous material.

The beneficial effects of the utility model reside in that: at the internal portion of valve bag, the gas storage storehouse is provided with gas, the gas storage storehouse internal seal has gas, when the internal filling material of valve bag, gas in the gas storage storehouse receives the extrusion, and then gas removes in to the intraoral flexible gas storehouse of valve, pop out flexible gas storehouse, scribble adhesive coating on the flexible gas storehouse, when the valve bag is extracted from the liquid filling machine discharge gate, flexible gas storehouse is under the effect of gas elasticity, the bonding is in the same place, and then reach a confined effect with the valve port, principle simple structure, high durability and convenient use, the fine dampproofing effect from the valve port that has reached. When the valve pocket is not filled, the telescopic air bin is arranged in the first pressing piece and the second pressing piece, the first pressing piece is close to the outer side of the valve port, the second pressing piece is pressed to cover, when the valve pocket is filled into the discharge port, the phenomenon that a bulge formed between the first pressing piece and the second pressing piece obstructs the discharge port of the filling machine to enter the valve pocket is avoided, the loss of the valve pocket is reduced, the working efficiency is improved, a weak viscous coating is arranged between the first pressing piece and the second pressing piece, the telescopic air bin is prevented from leaking outwards when the valve pocket is not filled, the valve pocket is convenient to transport, the valve port is arranged to be oval, the accumulation of the telescopic air bin which is produced at two sides when the telescopic air bin is popped out is reduced, the adhesion effect is enhanced, the moisture-proof measure of the valve port is further improved, the transport time is prolonged, and the product quality is ensured.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic diagram of the distribution of the gas storage bin and the bag body of the valve bag of the present invention;

FIG. 3 is a cross-sectional view of the bag body of the valve bag of the present invention;

FIG. 4 is a sectional view of the valve port when the bag is empty;

FIG. 5 is a schematic view showing the state of the telescopic air chamber after the valve ports are bonded;

FIG. 6 is a schematic view of the valve port state when the bag is empty;

wherein: 1. the valve bag comprises a bag body, 101 an air storage bin, 2 a valve port, 3 an extensible air bin, 301 a first pressing piece and 302 a second pressing piece.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Example 1

As shown in fig. 1-6:

a valve port bag capable of being automatically bonded after being filled comprises a cuboid valve port bag body 1 and a valve port 2, wherein the valve port 2 is arranged on one side of the valve port bag body 1 in an elliptical ring shape, one end of the valve port 2 is longer than the valve port bag body 1, an elliptical ring-shaped telescopic air bin 3 which surrounds a discharge port is arranged on the inner wall of one end, protruding out of the valve port 2, of the valve port bag body 1, the telescopic air bin 3 is made of a high-strength composite elastic film material, in order to enhance the popping range of the telescopic air bin 3, a folding part can be arranged on the telescopic air bin 3, an air storage bin 101 is arranged on the inner side wall of the valve port bag body 1, the air storage bin 101 is communicated with the telescopic air bin 3, air is sealed in the air storage bin 101, when the valve port bag body 1 is filled with materials, the air in the air storage bin 101 is squeezed, and then the air moves to the telescopic air bin 3 in the valve port 2, the telescopic air bin 3 is popped out, and an adhesive coating is arranged on the telescopic air bin 3, when the valve port bag is pulled out from the discharge port of the filling machine, the telescopic gas bin 3 is bonded together under the action of gas elasticity, so that the valve port 2 is sealed, the principle and the structure are simple, the use is convenient, and the damp-proof effect of the valve port is well achieved.

The flexible gas storehouse 3 goes up the gland has first preforming 301 and second preforming 302, the annular space that first preforming 301 and second preforming 302 and 2 inner walls of valve port are constituteed is including 3 parcels of flexible gas storehouse, first preforming 301 sets up the feed inlet department at nearly valve port 2, first preforming 301 gland is on second preforming 302, second preforming 302 gland is on flexible gas storehouse 3, the valve pocket cover has avoided the protruding discharge gate that hinders the liquid filling machine between first preforming 301 and the second preforming 302 to get into the valve pocket when the valve pocket cover is on the discharge gate, reduce the valve pocket loss, and the work efficiency is improved. First preforming 301 and second preforming 302 gland department are provided with weak viscous coating, prevent flexible gas storehouse 3 and leak outward when the valve port bag is not filled, and the transportation of the valve port bag of being convenient for, and valve port 2 sets up to oval-shaped, has reduced piling up that flexible gas storehouse 3 both sides portion produced when popping out, has strengthened the bonding effect, has further improved the dampproofing measure of valve port 2 department, has prolonged the time of transporting, has guaranteed the quality of product.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an automatic adhesive valve bag after valve port filling, includes the valve bag body and valve port, its characterized in that: the valve port is arranged on the top of the bag in an elliptical ring shape, one end of the valve port protrudes out of the valve port bag body, an annular telescopic air bin is arranged on the inner wall of one end, protruding out of the valve port bag body, of the valve port, a first pressing piece and a second pressing piece are arranged on the upper pressing cover of the telescopic air bin, the annular space formed by the first pressing piece, the second pressing piece and the inner wall of the valve port wraps the telescopic air bin, a gas storage bin is arranged on the inner side wall of the valve port bag body, and the gas storage bin is communicated with the telescopic air bin.

2. The valve port bag capable of being automatically bonded after being filled according to claim 1, wherein: the first pressing piece is arranged at a feed inlet close to the valve port, the first pressing piece is covered on the second pressing piece, the second pressing piece is covered on the telescopic air bin, and viscous coatings are arranged at the pressing covers of the first pressing piece and the second pressing piece.

3. The valve port bag capable of being automatically bonded after being filled according to claim 1, wherein: the telescopic air bin is made of a high-strength composite elastic film material, and an adhesive coating is arranged on the telescopic air bin.

4. The valve port bag capable of being automatically bonded after being filled according to claim 1, wherein: the valve port bag body and the valve port are integrally manufactured.

5. The valve port bag capable of being automatically bonded after being filled according to claim 3, wherein: the gas storage bin is arranged on the inner wall of the bag body of the valve bag in a strip shape, the gas storage bin is made of an elastic film material, the bonding part of the first pressing piece and the second pressing piece is separated when the telescopic gas bin is extruded by gas of the gas storage bin, and the popping part of the telescopic gas bin is bonded.

6. The valve port bag capable of being automatically bonded after being filled according to any one of claims 1 to 5, wherein: the valve port bag body and the valve port connecting part are both glued by using viscous materials.