EVA and EPE compounded environment-friendly cushioning packaging structure

Abstract

The utility model discloses an EVA (Ethylene Vinyl Acetate) and EPE (Expanded Polyethylene) compounded environment-friendly cushioning packaging structure which comprises a packaging base main body, and a packaging film is covered and pasted on the packaging base main body; the supporting seats are fixedly arranged on the two side walls of the packaging base body, cover plates are rotationally arranged on the supporting seats, and fixing assemblies and auxiliary assemblies are arranged on the supporting seats. A packaging film penetrates through the lower end of a U-shaped push plate to be placed on a supporting seat, then a cover plate on the supporting seat on the side is closed, a pressing plate tightly presses the packaging film and presses the packaging film into a strip groove, the pressing plate and convex teeth are matched to extrude and fix the end position of the packaging film, and the U-shaped push plate is moved along a sliding groove; the U-shaped push plate pushes the packaging film to be attached to and cover the packaging base body and the packaging object, the packaging film is prevented from wrinkling, the packaging film plays a role in dust prevention and moisture resistance on the packaging object, and the packaging effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the packaging technical field, concretely to a kind of EVA and EPE composite's environmental protection shock attenuation packaging structure. BACKGROUND

[0002] EVA material is by ethylene and vinyl acetate copolymerization, its chemical name is ethylene vinyl acetate copolymer (Ethy l ene Vi ny l Acetate Copo l ymer), is called EVA for short.EVA material is prepared by the copolymerization of ethylene and vinyl acetate, which has unique physical and chemical properties in this process, and is widely used in many fields;The characteristics of EVA material make it outstanding in packaging, cushioning material and other aspects, and are commonly used for shockproof, pressureproof, soundproof, sealing and other purposes.Its high elasticity and shock absorption performance make it an ideal shock absorption material, and it is widely used in various packaging and protective materials.

[0003] Polyethylene foam is a non-crosslinked closed-cell structure, also known as EPE pearl cotton, which is a new type of environmentally friendly packaging material.It is composed of low-density polyethylene foam, which produces countless independent bubbles through physical foaming.It overcomes the shortcomings of ordinary foaming glue, such as fragility, deformation and poor recovery.It has many advantages, such as water and moisture resistance, shock absorption, sound insulation, thermal insulation, good plasticity, high toughness, recycling, environmental protection and strong impact resistance, and also has good chemical resistance.It is an ideal substitute for traditional packaging materials.

[0004] The file with the existing publication number CN209321628U discloses a combined cushioning packaging box, which includes a bottom plate, a tray, and an inner filling layer.The tray is attached to the bottom plate to form a filling cavity between them, and the inner filling layer is filled in the filling cavity.The inner filling layer includes a first inner filling layer attached to the bottom plate and a second inner filling layer attached to the tray.The first and second inner filling layers are made of any two of EPE, EVA, PU, and XPE / IXPE.The tray is a plastic tray made of any one of ABS, HIPS, PMMA, PVC, PC, PP, HDPE, PETG, PET, and ABS / PMMA.

[0005] However, in the above-mentioned scheme and existing technology, the packaging material is usually placed on the environmental protection shock attenuation packaging base made of EVA and EPE composite material and needs to be stacked and waited for transportation.During the process, the packaging material is easy to get dusty and damp, which affects the packaging effect of the packaging material and needs to be improved and optimized.

[0006] Therefore, the utility model provides a kind of EVA and EPE composite's environmental protection shock attenuation packaging structure to solve the above problems. UTILITY MODEL CONTENTS

[0007] The utility model discloses a kind of EVA and EPE composite environmental protection shock-absorbing packaging structures to solve the problems raised in the above background technology.

[0008] To achieve the above object, the utility model provides the following technical scheme: a kind of EVA and EPE composite environmental protection shock-absorbing packaging structure includes:

[0009] Packaging base body, the packaging film is attached on the packaging base body;

[0010] Supporting seat, the supporting seat is fixedly arranged on the two side walls of packaging base body, the cover plate is rotatably arranged on the supporting seat, and the fixing assembly and the auxiliary assembly are arranged on the supporting seat.

[0011] Preferably, the strip groove in the fixing assembly is opened on the upper end of the supporting seat, the convex tooth is fixedly arranged in the strip groove, the reserved slot is opened on the bottom end of the cover plate, and the pressing plate is fixedly arranged on the bottom end of the cover plate.

[0012] Preferably, the fixed block is symmetrically fixed on the two sides of the cover plate, the hook groove is opened on the fixed block, and the elastic clasp is symmetrically fixed on the upper end of the supporting seat.

[0013] Preferably, the sliding groove in the auxiliary assembly is symmetrically opened on the two side walls of packaging base body, the first clamping groove is opened on the upper side wall of the sliding groove, and the second clamping groove is symmetrically opened on the side wall of the supporting seat.

[0014] Preferably, the sliding groove is communicatively arranged with the second clamping groove, the sliding block is symmetrically fixed on the inner wall of the two sides of the U-shaped push plate, and the U-shaped push plate is clamped with the reserved slot.

[0015] Preferably, the sliding block is movably clamped with the sliding groove and the second clamping groove, and the sliding block is movably clamped with the first clamping groove.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] After the packaging film is placed on the supporting seat through the lower end of the U-shaped push plate, the cover plate on the side of the supporting seat is closed, the pressing plate is pressed to pack the packaging film into the strip groove, the end position of the packaging film is fixed by the pressing plate and the convex tooth in cooperation extrusion, the U-shaped push plate is moved along the sliding groove, the U-shaped push plate pushes the packaging film to be attached and covered on the packaging base body and the packaging object, the packaging film is prevented from being wrinkled, the packaging film plays a dustproof and moisture-proof role on the packaging object, and the packaging effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is structure schematic diagram of the utility model;

[0019] Figure 2 It is the utility model Figure 1 Local enlarged view of A in the utility model

[0020] Figure 3 It is the packaging base main body structure schematic view of the utility model.

[0021] Figure 4 It is the U-shaped push plate structure schematic view of the utility model. Figure 3 It is the partial close -up view of B place in the middle.

[0022] Figure 5 It is the U-shaped push plate structure schematic view of the utility model.

[0023] In the drawing: packaging base body 1, packaging film 2, support seat 3, cover plate 4, strip slot 5, protruding tooth 6, reserved clamping groove 7, pressing plate 8, fixed block 9, hook groove 10, elastic clamping hook 11, sliding slot 12, first clamping groove 13, second clamping groove 14, U-shaped push plate 15, sliding block 16. Specific implementation

[0024] The technical scheme in the embodiment of the utility model will be clearly and completely described below. All other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0025] Please refer to Figures 1-5 The utility model provides the following two preferred scheme embodiments:

[0026] Embodiment one: a kind of EVA and EPE composite environmental protection shock attenuation packaging structure, comprising: packaging base body 1, the packaging film 2 is attached on the packaging base body 1, the support seat 3 is fixedly arranged on the two side walls of packaging base body 1, cover plate 4 is rotationally arranged on support seat 3, and fixed component and auxiliary assembly are arranged on support seat 3;The strip slot 5 in the fixed component is opened in the upper end of support seat 3, the protruding tooth 6 is fixedly arranged in strip slot 5, the reserved clamping groove 7 is opened in the bottom end of cover plate 4, the pressing plate 8 is fixedly arranged in the bottom end of cover plate 4, and the pressing plate 8 is clamped into strip slot 5;Fixed block 9 is fixedly arranged on the two sides of cover plate 4, hook groove 10 is opened in fixed block 9, and elastic clamping hook 11 is fixedly arranged on the upper end of support seat 3, and elastic clamping hook 11 is clamped with hook groove 10.

[0027] In use, after the packaging article is placed in the environment-friendly cushioning packaging base body 1 made of EVA and EPE composite material, the cover plate 4 is lifted, one end of the packaging film 2 is placed on one side support seat 3, then the cover plate 4 is covered, at this time the pressing plate 8 presses the packaging film 2 to press it into the strip groove 5, the end position of the packaging film 2 is fixed by the cooperation of the pressing plate 8 and the convex teeth 6, then the packaging film 2 is laid to adhere to cover the packaging base body 1 and the packaging article, until the other end of the packaging film 2 is placed on the other side support seat 3 of the packaging film 2, the cover plate 4 is covered, the end position of the packaging film 2 is fixed by the cooperation of the pressing plate 8 and the convex teeth 6, the position of the cover plate 4 is fixed by the elastic clamping hook 11 clamped into the hook groove 10, the laying of the packaging film 2 is stable, the packaging film 2 plays a dustproof and moisture-proof role on the packaging article, and the packaging effect of the packaging article is improved.

[0028] In the embodiment two, on the basis of the embodiment one, the sliding groove 12 in the auxiliary assembly is symmetrically arranged on the two side walls of the packaging base body 1, the first clamping groove 13 is arranged on the upper side wall of the sliding groove 12, and the second clamping groove 14 is symmetrically arranged on the side wall of the support seat 3; the sliding groove 12 is in communication with the second clamping groove 14, the sliding block 16 is symmetrically fixed on the two inner walls of the U-shaped push plate 15, and the U-shaped push plate 15 is clamped in the reserved clamping groove 7; the sliding block 16 is movably clamped in the sliding groove 12 and the second clamping groove 14, and the sliding block 16 is movably clamped in the first clamping groove 13.

[0029] In use, before the packaging film 2 is laid, the U-shaped push plate 15 is moved to the side end of the packaging base body 1, and the sliding block 16 is clamped into the first clamping groove 13 from the sliding groove 12, then the packaging film 2 is placed on the support seat 3 through the lower end of the U-shaped push plate 15, and the cover plate 4 on the side support seat 3 is closed to fix the end position of the packaging film 2, then the sliding block 16 is clamped into the sliding groove 12 from the first clamping groove 13, at this time the U-shaped push plate 15 presses the packaging film 2 to adhere to the packaging base body 1, the sliding block 16 is moved along the sliding groove 12, the U-shaped push plate 15 pushes the packaging film 2 to adhere to cover the packaging base body 1 and the packaging article, so that the packaging film 2 is prevented from being wrinkled, the packaging effect is improved, until the sliding block 16 moves to the end of the second clamping groove 14, the other end of the packaging film 2 is placed on the other side support seat 3 of the packaging film 2, the cover plate 4 is closed to press the packaging film 2, and the U-shaped push plate 15 is clamped into the reserved clamping groove 7 to limit the U-shaped push plate 15.

[0030] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An environmentally friendly shock-absorbing packaging structure composed of EVA and EPE, characterized in that: include: The packaging base body (1) is covered with a packaging film (2); Support base (3) is fixedly installed on both sides of the main body (1) of the packaging base. Cover plate (4) is rotatably installed on the support base (3). Fixing components and auxiliary components are installed on the support base (3).

2. The environmentally friendly shock-absorbing packaging structure composed of EVA and EPE according to claim 1, characterized in that: The groove (5) in the fixing component is opened on the upper end of the support base (3). A tooth (6) is fixedly provided in the groove (5). A reserved slot (7) is opened on the bottom end of the cover plate (4). The pressure plate (8) is fixedly provided on the bottom end of the cover plate (4). The pressure plate (8) is engaged in the groove (5).

3. The environmentally friendly shock-absorbing packaging structure composed of EVA and EPE according to claim 2, characterized in that: The cover plate (4) is symmetrically fixed with fixing blocks (9) on both sides. The fixing blocks (9) are provided with hook grooves (10). The elastic hooks (11) are symmetrically fixed on the upper end of the support base (3) and are engaged with the hook grooves (10).

4. The environmentally friendly shock-absorbing packaging structure composed of EVA and EPE according to claim 1, characterized in that: The auxiliary components have symmetrical grooves (12) on both sides of the main body (1) of the packaging base, a first slot (13) on the upper side wall of the groove (12), and a second slot (14) on the side wall of the support base (3).

5. The environmentally friendly shock-absorbing packaging structure composed of EVA and EPE according to claim 4, characterized in that: The slide groove (12) is connected to the second slot (14), and sliders (16) are symmetrically fixed on the inner walls of both sides of the U-shaped push plate (15). The U-shaped push plate (15) is engaged with the reserved slot (7).

6. The environmentally friendly shock-absorbing packaging structure composed of EVA and EPE according to claim 5, characterized in that: The slider (16) is movably engaged with the slide groove (12) and the second slot (14), and the slider (16) is movably engaged with the first slot (13).

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