Plastic packaging bag capable of being sealed repeatedly

Abstract

The utility model discloses a plastic packaging bag capable of being sealed repeatedly, which comprises a plastic bag body and a sealing device, a lug is arranged on the front end face of the plastic bag body, a first through hole is formed in the lug, a mushroom-shaped protrusion is arranged on the rear end face of the sealing device, the sealing device is fixed on the lug through the mushroom-shaped protrusion, and the first through hole is formed in the first through hole. The first through holes in the lugs are clamped and matched; a first fixing piece is arranged on the mushroom-shaped protrusion at the left end of the sealing device, and a second fixing piece is arranged on the mushroom-shaped protrusion at the right end of the sealing device. The first hook-and-loop fastener on the first fixing piece is matched with the second hook-and-loop fastener on the second fixing piece in a lap joint mode. The plastic packaging bag capable of being sealed repeatedly is simple in structure, ingenious in design and practical in function, and effectively solves the problems that sealing strips on the two sides of the inner wall of the packaging bag are difficult to align in the actual use process, and the sealing efficiency of the packaging bag is affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of plastic packaging bag, especially to a plastic packaging bag with repeatable sealing. BACKGROUND

[0002] The plastic packaging bag is a kind of packaging bag for various articles in production and life with plastic as raw material, and is widely used in daily life and industrial production.The commonly used plastic packaging bag is mostly made of polyethylene film, and part of the plastic packaging bag is made of polyvinyl chloride film.At present, the plastic packaging bag applied generally has two sealing strips on the inner wall of the packaging bag, and the two sealing strips on the two sides can be combined by extrusion, so as to achieve the effect of sealing.However, in actual use, the two sealing strips on the two sides are difficult to align, which affects the sealing efficiency of the packaging bag. SUMMARY

[0003] The utility model aims at providing a plastic packaging bag with repeatable sealing to solve the problem of the difficulty in aligning the two sealing strips on the inner wall of the packaging bag in actual use, which affects the sealing efficiency of the packaging bag.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme:

[0005] The utility model relates to a plastic packaging bag with repeatable sealing, which comprises a plastic bag body and a sealer, a lug is arranged on the front end face of the plastic bag body, a first through hole is formed in the lug, a mushroom-shaped protrusion is arranged on the rear end face of the sealer, the sealer is fixed on the lug through the mushroom-shaped protrusion, and the first through hole on the lug is connected through clamping; a first fixing piece is arranged on the mushroom-shaped protrusion at the left end of the sealer, and a second fixing piece is arranged on the mushroom-shaped protrusion at the right end of the sealer; the first magic tape on the first fixing piece is connected to the second magic tape of the second fixing piece.

[0006] Further, a first connecting ring is arranged on the first fixing piece, a second through hole is formed in the first connecting ring, and the second through hole is connected to the mushroom-shaped protrusion on the sealer through clamping.

[0007] Further, the sealer comprises a horizontal plate, an arc plate and a mushroom-shaped protrusion, the mushroom-shaped protrusion is fixedly arranged on the rear end face of the horizontal plate, and the arc plate is fixedly arranged on the front end face of the horizontal plate.

[0008] Further, the front end face of the plastic bag body is connected to the sealer through double-sided adhesive tape.

[0009] Further, the number of mushroom-shaped protrusions is two, and the mushroom-shaped protrusions are arranged at two ends of the sealer respectively.

[0010] Furthermore, a second connecting ring is provided on the second fixing plate, a third through hole is formed in the second connecting ring, and the third through hole is snap-fitted with the mushroom-shaped protrusion on the sealer.

[0011] Furthermore, a disposable sealing area is provided at the top of the plastic bag body.

[0012] Furthermore, a reinforcement ring is provided on the lug to cooperate with the first through hole.

[0013] Compared with the prior art, the beneficial technical effects of the present invention are:

[0014] The resealable plastic packaging bag of this utility model is provided with a disposable sealing area at the top of the plastic bag body, ensuring that the contents of the bag are sealed when leaving the factory. The resealable plastic packaging bag of this utility model achieves a secondary seal on the plastic bag body by snapping a sealer onto the lugs of the plastic bag body, facilitating subsequent use. The resealable plastic packaging bag of this utility model uses Velcro on the first and second fixing plates to seal the curled plastic bag body, making it convenient and quick. Overall, the resealable plastic packaging bag of this utility model has a simple structure, an ingenious design, and practical functions. It effectively solves the problem of difficulty in aligning the sealing strips on both sides of the inner wall of the packaging bag during actual use, which affects the sealing efficiency of the packaging bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below with reference to the accompanying drawings:

[0016] Figure 1 This is a front view of the resealable plastic packaging bag of the utility model;

[0017] Figure 2 This is a rear view of the resealable plastic packaging bag of the utility model;

[0018] Figure 3 This is an attached view (exploded view) of the resealable plastic packaging bag of the utility model;

[0019] Figure 4 This is the sealing state of the resealable plastic packaging bag of the utility model (mode 1);

[0020] Figure 5 This is the sealing state of the resealable plastic packaging bag of the utility model (mode 2);

[0021] Figure 6 It is a front view of the plastic bag body;

[0022] Figure 7 It is a top view of the plastic bag body;

[0023] Figure 8It is a rear view of the plastic bag body;

[0024] Figure 9 It is a rear view of the closure;

[0025] Figure 10 It is a side view of the closure;

[0026] Figure 11 It is a schematic view of the first fixed sheet structure;

[0027] Figure 12 It is a schematic view of the second fixed sheet structure.

[0028] Explanation of reference signs: 1, plastic bag body; 101, lug; 102, first through hole; 103, reinforcing ring; 104, double-sided tape; 2, closure; 201, horizontal plate; 202, arc plate; 203, mushroom-shaped protrusion; 3, first fixed sheet; 301, first connecting ring; 302, second through hole; 303, first magic tape; 4, second fixed sheet; 401, second connecting ring; 402, third through hole; 403, second magic tape. DETAILED DESCRIPTION

[0029] As Figures 1 to 12 shown, a reusable sealing plastic packaging bag includes a plastic bag body 1 and a closure 2. The top end of the plastic bag body 1 is provided with a disposable sealing area, which needs to be destroyed before use.

[0030] The front end face of the plastic bag body 1 is connected with the closure 2 through double-sided tape 104.

[0031] The closure 2 includes a horizontal plate 201, an arc plate 202, and a mushroom-shaped protrusion 203. The mushroom-shaped protrusion 203 is fixedly arranged on the rear end face of the horizontal plate 201, and the arc plate 202 is fixedly arranged on the front end face of the horizontal plate 201.

[0032] The front end face of the plastic bag body 1 is provided with a lug 101, and the lug 101 is provided with a first through hole 102. The lug 101 is provided with a reinforcing ring 103 matched with the first through hole 102, for improving the structural strength.

[0033] The rear end face of the closure 2 is provided with mushroom-shaped protrusions 203, and the number of the mushroom-shaped protrusions 203 is two, which are arranged at the two ends of the closure 2 respectively. The closure 2 is fixed on the lug 101 through the mushroom-shaped protrusions 203, and the first through hole 102 on the lug 101 is clamped and matched.

[0034] A first fixing plate 3 is provided on the mushroom-shaped protrusion 203 at the left end of the sealer 2. A first connecting ring 301 is provided on the first fixing plate 3. A second through hole 302 is opened in the first connecting ring 301. The second through hole 302 is snap-fitted with the mushroom-shaped protrusion 203 on the sealer 2.

[0035] The mushroom-shaped protrusion 203 at the right end of the sealer 2 is provided with a second fixing plate 4. The second fixing plate 4 is provided with a second connecting ring 401, and a third through hole 402 is formed in the second connecting ring 401. The third through hole 402 is engaged with the mushroom-shaped protrusion 203 on the sealer 2.

[0036] The first Velcro 303 on the first fixing plate 3 and the second Velcro 403 on the second fixing plate 4 are overlapped and matched.

[0037] The use process of this utility model is as follows:

[0038] like Figure 4 As shown, when the plastic bag body 1 only needs to be temporarily fixed, the uncurled plastic bag body 1 can be sealed by the Velcro on the first fixing piece 3 and the second fixing piece 4 .

[0039] like Figure 5 As shown, when the plastic bag body 1 needs to be sealed and fixed, the plastic bag body 1 curled along the sealer 2 can be sealed by the Velcro on the first fixing piece 3 and the second fixing piece 4.

[0040] The embodiments described above are merely preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the spirit of the present invention, various modifications and improvements to the technical solutions of the present invention made by ordinary technicians in this field should fall within the scope of protection determined by the claims of the present invention.

Claims

1. A resealable plastic packaging bag, characterized by: The invention comprises a plastic bag body (1) and a sealer (2), wherein a lug (101) is provided on the front end surface of the plastic bag body (1), a first through hole (102) is opened on the lug (101), a mushroom-shaped protrusion (203) is provided on the rear end surface of the sealer (2), the sealer (2) is fixed on the lug (101) through the mushroom-shaped protrusion (203), and is engaged with the first through hole (102) on the lug (101); a first fixing plate (3) is provided on the mushroom-shaped protrusion (203) at the left end of the sealer (2), and a second fixing plate (4) is provided on the mushroom-shaped protrusion (203) at the right end of the sealer (2); a first Velcro (303) on the first fixing plate (3) and a second Velcro (403) on the second fixing plate (4) are overlapped and engaged.

2. The resealable plastic packaging bag according to claim 1, characterized in that: A first connecting ring (301) is provided on the first fixing plate (3), a second through hole (302) is provided in the first connecting ring (301), and the second through hole (302) is snap-fitted with the mushroom-shaped protrusion (203) on the sealer (2).

3. The resealable plastic packaging bag according to claim 1, characterized in that: The sealer (2) comprises a transverse plate (201), a curved plate (202) and a mushroom-shaped protrusion (203); the mushroom-shaped protrusion (203) is fixedly arranged on the rear end surface of the transverse plate (201); and the curved plate (202) is fixedly arranged on the front end surface of the transverse plate (201).

4. The resealable plastic packaging bag according to claim 1, characterized in that: The front end surface of the plastic bag body (1) is connected to the sealer (2) via a double-sided adhesive tape (104).

5. The resealable plastic packaging bag according to claim 1, characterized in that: There are two mushroom-shaped protrusions (203), which are respectively arranged at the two ends of the sealer (2).

6. The resealable plastic packaging bag according to claim 1, characterized in that: A second connecting ring (401) is provided on the second fixing plate (4), a third through hole (402) is provided in the second connecting ring (401), and the third through hole (402) is snap-fitted with the mushroom-shaped protrusion (203) on the sealer (2).

7. The resealable plastic packaging bag according to claim 1, characterized in that: The top end of the plastic bag body (1) is provided with a disposable sealing area.

8. The resealable plastic packaging bag according to claim 1, characterized in that: The lug (101) is provided with a reinforcement ring (103) that matches the first through hole (102).

Images