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CN-224225675-U - Gaseous phase rust-proof plastic sealing bag

CN224225675UCN 224225675 UCN224225675 UCN 224225675UCN-224225675-U

Abstract

The utility model discloses a gas-phase rust-proof plastic sealing bag which comprises an inner bag body and an outer bag body, wherein the upper surface of the inner bag body is open, the upper surface of the outer bag body is open and is provided with a connecting pocket, the outer bag body is sleeved around the outer surface of the inner bag body, the inner surface of the connecting pocket is fixedly connected above the surface of the inner bag body, a first one-way valve communicated with the inside of the inner bag body is arranged above the surface of the inner bag body, and a through hole penetrating through the connecting pocket is arranged above the surface of the connecting pocket. According to the utility model, the outer bag body is inflated by the gas, so that a layer of air protection cover is arranged around the outer periphery of the rust-proof articles, and a plurality of packaged rust-proof articles cannot be directly contacted with each other to be impacted when being uniformly stored, so that the inner bag body outside each rust-proof article is protected, and the inner bag body can be kept intact all the time, so that the sealing rust-proof effect on the rust-proof articles is ensured for a long time.

Inventors

  • ZHUANG ZHENHUA
  • LI JINWEI

Assignees

  • 重庆叁盾包装材料有限公司

Dates

Publication Date
20260512
Application Date
20250324

Claims (7)

  1. 1. The gas-phase rust-proof plastic sealing bag is characterized by comprising an inner bag body (1) and an outer bag body (2), wherein the upper surface of the inner bag body (1) is open, the upper surface of the outer bag body (2) is open and is provided with a connecting pocket (21), the outer bag body (2) is sleeved on the periphery of the outer surface of the inner bag body (1), and the inner surface of the connecting pocket (21) is fixedly connected above the surface of the inner bag body (1); A first one-way valve (11) communicated with the inside of the inner bag body (1) is arranged above the surface of the inner bag body (1), a through hole (211) penetrating through the connecting pocket (21) is arranged above the surface of the connecting pocket (21), and a circular connecting lantern ring (212) is arranged around the through hole (211) above the surface of the connecting pocket (21); The first one-way valve (11) is inserted into the through hole (211), the connecting lantern ring (212) is sleeved on the surface of the first one-way valve (11), and a second one-way valve (22) communicated with the inside of the outer bag body (2) is arranged below the surface of the outer bag body (2); One side of the upper surface opening of the inner bag body (1) is provided with a first sawtooth opening (12), and the other side of the upper surface opening of the inner bag body (1) is provided with a second sawtooth opening (13).
  2. 2. The gas-phase rust-proof plastic sealing bag as claimed in claim 1, wherein the front surface and the back surface of the inner surface of the outer bag body (2) and the left side surface and the right side surface of the inner surface are spaced from the periphery of the surface of the inner bag body (1).
  3. 3. The gas-phase rust-proof plastic sealing bag as claimed in claim 1, wherein the first sawtooth opening (12) and the second sawtooth opening (13) are formed by splicing a plurality of triangular notches end to end, and the notches of the first sawtooth opening (12) and the second sawtooth opening (13) are distributed in a staggered mode.
  4. 4. The gas-phase rust-proof plastic sealing bag as claimed in claim 1, wherein the inner diameter of the through hole (211) is identical with the inner diameter of the connecting lantern ring (212), and the inner diameters of the through hole (211) and the connecting lantern ring (212) are smaller than the outer diameter of the tail end of the first one-way valve (11).
  5. 5. A gas-phase rust-proof plastic sealing bag as claimed in claim 4, wherein the through hole (211) and the connecting lantern ring (212) are in interference fit with the tail end of the first one-way valve (11).
  6. 6. The gas-phase rust-proof plastic sealing bag as claimed in claim 1, wherein the first sawtooth openings (12) and the second sawtooth openings (13) are uniformly distributed at equal intervals along the length direction of the upper surface opening of the inner bag body (1).
  7. 7. The gas-phase rust-proof plastic sealing bag as claimed in claim 1, wherein the upper ends of the left and right side surfaces of the outer bag body (2) and the lower ends of the left and right side surfaces of the connecting pocket (21) are in a step transition shape.

Description

Gaseous phase rust-proof plastic sealing bag Technical Field The utility model relates to the technical field of gas-phase rust-proof plastic sealing bags, in particular to a gas-phase rust-proof plastic sealing bag. Background The self-sealing bag is a packaging bag capable of being automatically sealed by pressing, and is commonly provided with a clamp chain self-sealing bag, a bone-blowing concave-convex bone self-sealing bag and the like, wherein the clamp chain self-sealing bag is also called a compact bag, and is provided with a bone-sticking bag, a sealing bag, a clamp chain bag and a keel bag, and the plastic bag capable of being sealed is manufactured by using polyethylene and high-voltage wire type polyethylene through film blowing molding and hot cutting machine bag. However, when articles with sharp corners such as mechanical parts are put into the sealing bag, and a plurality of articles with sharp corners such as mechanical parts are put into the sealing bag for unified storage, the sealing bags are easy to touch each other, and when the sharp corner positions touch each other, the sealing bag is bumped by the solution, so that the sealing bag is damaged, and air enters the sealing bag, so that the sealing effect is affected. The present utility model has been made in view of the above problems. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a gas-phase rust-proof plastic sealing bag which is used for solving the problems in the background art. In order to solve the technical problems, the utility model provides the following technical scheme. The utility model provides a gas-phase rust-proof plastic sealing bag, which comprises an inner bag body and an outer bag body, wherein the upper surface of the inner bag body is open, the upper surface of the outer bag body is open and is provided with a connecting pocket, the outer bag body is sleeved around the outer surface of the inner bag body, and the inner surface of the connecting pocket is fixedly connected above the surface of the inner bag body; A first one-way valve communicated with the inside of the inner bag body is arranged above the surface of the inner bag body, a through hole penetrating the connecting pocket is arranged above the surface of the connecting pocket, and a circular connecting lantern ring is arranged around the through hole above the surface of the connecting pocket; The first one-way valve is inserted in the through hole, the connecting lantern ring is sleeved on the surface of the first one-way valve, and a second one-way valve communicated with the inside of the outer bag body is arranged below the surface of the outer bag body; One side of the upper surface opening of the inner bag body is provided with a first sawtooth opening, and the other side of the upper surface opening of the inner bag body is provided with a second sawtooth opening. Preferably, the front surface and the back surface of the inner surface of the outer bag body and the left side surface and the right side surface of the inner surface are spaced from the periphery of the surface of the inner bag body. Preferably, the first sawtooth opening and the second sawtooth opening are formed by splicing a plurality of triangular notch heads and tails, and the notch of the first sawtooth opening and the notch of the second sawtooth opening are distributed in a front-back staggered mode. Preferably, the inner diameter of the through hole is consistent with the inner diameter of the connecting lantern ring, and the inner diameters of the through hole and the connecting lantern ring are smaller than the outer diameter of the tail end of the first one-way valve. Preferably, the through hole and the connecting lantern ring are in interference fit with the tail end of the first one-way valve. Preferably, the first sawtooth openings and the second sawtooth openings are uniformly distributed along the length direction of the upper surface opening of the inner bag body at equal intervals. Preferably, the upper ends of the left and right side surfaces of the outer bag body and the lower ends of the left and right side surfaces of the connecting pocket are in a step transition shape. Compared with the prior art, the utility model has the following beneficial effects: The outer bag body is positioned outside the periphery of the surface of the inner bag body, a connecting pocket is arranged at the opening part of the upper surface of the outer bag body and is fixedly connected with the periphery of the surface of the inner bag body, so that the outer bag body is connected with the inner bag body through the connecting pocket, and a gap is reserved between the inner surface of the outer bag body and the outer surface of the inner bag body; The connecting pocket is provided with a through hole, the through hole is convenient for the first one-way valve on the inner bag body to pass through, and the connectin