CN216112357U - Small one-way air outlet valve for PE packaging bag - Google Patents
Small one-way air outlet valve for PE packaging bag Download PDFInfo
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- CN216112357U CN216112357U CN202122090674.3U CN202122090674U CN216112357U CN 216112357 U CN216112357 U CN 216112357U CN 202122090674 U CN202122090674 U CN 202122090674U CN 216112357 U CN216112357 U CN 216112357U
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Abstract
The utility model discloses a small one-way air outlet valve for a PE packaging bag, which comprises a PE bag body, a buckling strip body and an air outlet valve body, wherein a pair of air outlet valve bodies are arranged on the surface of the PE bag body, each air outlet valve body comprises a valve body, a valve core and a valve body spring, an air inlet is formed in one end of each valve body, an air outlet is formed in the other end of each valve body, a cavity is formed in each valve body, each valve core is arranged in each cavity, a pair of vent cavities are formed in the two sides of each valve core, which are positioned on the valve bodies, a rubber valve head is arranged at one end of each valve core, a valve ball is arranged on one side of each rubber valve head, and each valve ball is sleeved with a valve body spring. This kind of PE wrapping bag is with small-size one-way air outlet valve, the effectual PE bag of having solved seals the back, and remaining gas can't discharge and improve leakproofness scheduling problem in the bag body.
Description
Technical Field
The utility model relates to the technical field of packaging bags, in particular to a small one-way air outlet valve for a PE packaging bag.
Background
PE is polyethylene, which is a thermoplastic resin obtained by polymerizing ethylene. In industry, copolymers of ethylene with small amounts of olefins are also included; is a transparent plastic bag, and can be used for packaging clothes, bags, electronic products and the like.
However, the existing PE packaging bag has the problems that the sealing is not tight, a small amount of residual gas in the PE bag body after sealing cannot be discharged, and the like, and the articles in the PE bag are in contact with air for a long time to cause the articles in the bag body to be changed in quality and influence the use, so that the improvement is made, and the small one-way air outlet valve for the PE packaging bag is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model discloses a small one-way air outlet valve for a PE packaging bag, which comprises a PE bag body, a buckling strip body and an air outlet valve body, wherein a pair of air outlet valve bodies are arranged on the surface of the PE bag body, each air outlet valve body comprises a valve body, a valve core and a valve body spring, an air inlet is formed in one end of the valve body, an air outlet is formed in the other end of the valve body, a cavity is formed in the valve body, the valve core is arranged in the cavity, a pair of ventilation cavities are formed in the two sides of the valve core, which are positioned on the valve body, one end of the valve core is provided with a rubber valve head, a valve ball is arranged on one side of the rubber valve head, and the valve ball is sleeved with the valve body spring.
As a preferable technical scheme of the utility model, an annular fixing piece is arranged at one side of the air outlet close to the chamber, and one end of the annular fixing piece is connected with the valve body spring.
As a preferred technical scheme of the utility model, the surface of the annular fixing piece is provided with a plurality of through holes.
As a preferable technical solution of the present invention, the valve element is configured as a hollow columnar structure.
As a preferable technical solution of the present invention, the air inlet is provided with an inclination angle at a side close to the vent cavity, and the diameter of the rubber valve head is slightly larger than that of the air inlet.
As a preferable technical scheme of the utility model, the buckle strip body comprises a first buckle strip and a second buckle strip, one side of the first buckle strip is provided with a rubber convex edge, the surface of one side of the second buckle strip close to the rubber convex edge is provided with a concave groove, and the rubber convex edge is matched with the concave groove.
The utility model has the beneficial effects that:
1. according to the small one-way air outlet valve for the PE packaging bag, the annular fixing piece, the rubber valve head, the valve body spring and the valve ball are matched for use, so that residual air in the PE bag is discharged through the ventilation cavity and the valve core, and the phenomenon that the residual air is retained in the bag body to cause quality change of articles in the bag body is avoided;
2. this kind of PE wrapping bag is with small-size one-way air outlet valve uses through rubber chimb and concave groove cooperation to realize that first profile and second profile can laminate closely the knot each other, improve the leakproofness of this kind of PE bag, prevent that the air from getting into in the bag body.
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 principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a plan view of a vent valve body of a small one-way vent valve for PE packaging bags according to the present invention;
FIG. 2 is a plan view of a fastening strip body of a small one-way vent valve for PE packaging bags according to the present invention;
FIG. 3 is a perspective view of a small one-way vent valve for PE packaging bags of the present invention.
In the figure: 1. a PE bag body; 2. a fastening strip body; 3. an air outlet valve body; 301. a valve body; 302. an air inlet; 303. an air outlet; 304. a rubber valve head; 305. a vent lumen; 306. a valve ball; 307. a valve body spring; 308. a ring-shaped fixing member; 309. a valve core; 201. a first fastening strip; 202. a second fastening strip; 203. a concave groove; 204. a rubber flange.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-3, the small-sized one-way air outlet valve for the PE packaging bag comprises a PE bag body 1, a buckle bar body 2 and an air outlet valve body 3, wherein a pair of air outlet valve bodies 3 are arranged on the surface of the PE bag body 1, the air outlet valve body 3 comprises a valve body 301, a valve core 309 and a valve body spring 307, one end of the valve body 301 is provided with an air inlet 302, the other end of the valve body 301 is provided with an air outlet 303, a cavity is arranged in the valve body 301, the valve core 309 is arranged in the cavity, two sides of the valve core 309 are positioned on the valve body 301 and provided with a pair of vent cavities 305, one end of the valve core 309 is provided with a rubber valve head 304, one side of the rubber valve head 304 is provided with a valve ball 306, and the valve ball 306 is sleeved with the valve body spring 307.
Wherein, the gas outlet 303 is provided with an annular fixing member 308 at a side close to the chamber, and one end of the annular fixing member 308 is connected with a valve body spring 307.
Wherein, the surface of the annular fixing member 308 is provided with a plurality of through holes.
The valve element 309 is configured as a hollow columnar structure.
Wherein, the air inlet 302 is provided with an inclination angle at a side close to the vent cavity 305, and the diameter of the rubber valve head 304 is slightly larger than that of the air inlet 302.
Wherein, profile body 2 includes first profile 201 and second profile 202, first profile 201 one side is equipped with rubber chimb 204, concave groove 203 has been seted up on the side surface that is close to rubber chimb 204 to second profile 202, just rubber chimb 204 and concave groove 203 phase-match.
The working principle is as follows: during the use will need the article of placing to place PE bag body 1, the PE bag body is extruded gently to both hands, most air in the PE bag body is discharged as far as possible, press close to first profile 201 and second profile 202 each other and press, concave groove 203 cooperation rubber chimb 204 can realize that the department of sealing closely laminates, improve the leakproofness of PE bag body 1, extrude PE bag body 1 once more after the straining, through annular mounting 308, rubber valve head 304, valve body spring 307 and valve ball 306 cooperation are used, thereby realize discharging remaining air in the middle of the PE bag through ventilating chamber 305 and case 309, avoid remaining air to be detained in the bag body, lead to the article in the bag body to take place the matter to change, this kind of PE wrapping bag is with small-size one-way air outlet valve, the effectual PE bag of having solved is after sealing, remaining gaseous unable discharge and improvement leakproofness scheduling problem in the bag body.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
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 and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A small one-way air outlet valve for PE packaging bags comprises a PE bag body (1), a buckle strip body (2) and an air outlet valve body (3), it is characterized in that the surface of the PE bag body (1) is provided with a pair of air outlet valve bodies (3), the air outlet valve body (3) comprises a valve body (301), a valve core (309) and a valve body spring (307), one end of the valve body (301) is provided with an air inlet (302), the other end of the valve body (301) is provided with an air outlet (303), a cavity is arranged in the valve body (301), a valve core (309) is arranged in the cavity, a pair of vent cavities (305) are arranged on the valve body (301) at two sides of the valve core (309), a rubber valve head (304) is arranged at one end of the valve core (309), and a valve ball (306) is arranged on one side of the rubber valve head (304), and a valve body spring (307) is sleeved on the valve ball (306).
2. The small-sized one-way vent valve for PE packaging bag according to claim 1, wherein the vent (303) is provided with a ring-shaped fixing member (308) at a side close to the chamber, and one end of the ring-shaped fixing member (308) is connected with the valve body spring (307).
3. The small-sized one-way vent valve for the PE packaging bag as claimed in claim 2, wherein the annular fixing member (308) is provided with a plurality of through holes on the surface.
4. The small one-way vent valve for PE packaging bags according to claim 1, characterized in that the valve core (309) is constructed in a hollow cylindrical structure.
5. A small one-way vent valve for PE packaging bag according to claim 1, characterized in that the inlet (302) is provided with an inclined angle at the side near the vent cavity (305), and the diameter of the rubber valve head (304) is larger than the diameter of the inlet (302).
6. The small-sized one-way air outlet valve for the PE packaging bag as claimed in claim 1, wherein the buckle strip body (2) comprises a first buckle strip (201) and a second buckle strip (202), a rubber convex edge (204) is arranged on one side of the first buckle strip (201), a concave groove (203) is arranged on one side surface of the second buckle strip (202) close to the rubber convex edge (204), and the rubber convex edge (204) is matched with the concave groove (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122090674.3U CN216112357U (en) | 2021-09-01 | 2021-09-01 | Small one-way air outlet valve for PE packaging bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122090674.3U CN216112357U (en) | 2021-09-01 | 2021-09-01 | Small one-way air outlet valve for PE packaging bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216112357U true CN216112357U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122090674.3U Active CN216112357U (en) | 2021-09-01 | 2021-09-01 | Small one-way air outlet valve for PE packaging bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216112357U (en) |
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2021
- 2021-09-01 CN CN202122090674.3U patent/CN216112357U/en active Active
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