Novel damp-proof packaging carton

Abstract

The utility model discloses a novel moistureproof packaging carton which comprises a waterproof layer, a corrugated board layer is fixedly installed in the waterproof layer, a polystyrene foam board layer is fixedly installed in the corrugated board layer, a packaging board layer is fixedly installed in the polystyrene foam board layer, and a waterproof layer is fixedly installed in the packaging board layer. A thin film layer is fixedly installed in the packaging plate layer, protruding blocks are fixedly installed at the bottom of the waterproof layer at equal intervals, and supporting blocks are fixedly installed at the four corners of the bottom of the waterproof layer. According to the novel damp-proof packaging carton, in the daily use process, when the packaging carton is placed on the ground, the supporting blocks and the protruding blocks can enable the packaging carton to be suspended, so that the packaging carton is prevented from making direct contact with the ground, water intrusion into the carton body is reduced, and when external water intrudes into the carton body, the waterproof layer can isolate part of water vapor; and when the water passes through the polystyrene foam board layer, the polystyrene foam board layer can isolate the water.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging cartons, in particular to a novel moisture-proof packaging carton. Background Art

[0002] Packaging cartons are made of paper products and are used to package various items. They are divided into single-hole / double-hole / triple-hole / quadruple-hole cartons. Cartons are further divided into paper boxes, color boxes, color boxes and oversized odd-shaped beer boxes. Due to the different usage environments of packaging cartons, a new type of moisture-proof packaging carton is needed.

[0003] Operators often use corresponding packaging cartons when packaging and transporting goods. Although the existing cartons can achieve the functions of packaging and transportation, due to different usage environments during actual use, the packaging cartons will be affected by moisture, which may cause damage to the goods. In addition, collisions and shaking may occur during transportation. Due to the lack of a buffer mechanism, the goods may be impacted, and their practicality is reduced. Utility Model Content

[0004] The purpose of the utility model is to provide a novel moisture-proof packaging carton to solve the problem raised in the above background technology that operators often use corresponding packaging cartons when packaging and transporting goods. Although the existing cartons can achieve the functions of packaging and transportation, in actual use, due to different use environments, the packaging cartons will be affected by moisture, which may cause damage to the goods, and collisions and shaking may occur during transportation. Due to the lack of a buffer mechanism, the goods may be impacted, and the practicality is reduced.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel moisture-proof packaging carton, comprising a waterproof layer, a corrugated cardboard layer is fixedly installed inside the waterproof layer, a polystyrene foam board layer is fixedly installed inside the corrugated cardboard layer, a packaging board layer is fixedly installed inside the polystyrene foam board layer, a film layer is fixedly installed inside the packaging board layer, raised blocks are fixedly installed at equal distances on the bottom of the waterproof layer, support blocks are fixedly installed at the four corners of the bottom of the waterproof layer, and closed cardboards are movably installed at both ends of the tops of the waterproof layer, the corrugated cardboard layer, the polystyrene foam board layer, the packaging board layer and the film layer.

[0006] Preferably, a box body is fixedly installed at the inner bottom end of the film layer, a spring is fixedly installed at an equal distance at the inner bottom end of the box body, a pressure plate located inside the box body is fixedly installed on the top of the spring, a movable plate is fixedly installed on the top of the box body, the bottom of the movable plate passes through the box body and is fixedly connected to the top of the pressure plate, and a loading plate is fixedly installed on the top of the movable plate.

[0007] Preferably, square grooves are provided on both sides of the waterproof layer, the corrugated cardboard layer, the polystyrene foam board layer, the packaging board layer and the film layer, and connecting sleeves are fixedly installed inside the square grooves.

[0008] Preferably, a reinforcing plate is fixedly installed around the inside of the film layer, and horizontal bars are fixedly installed at equal distances between the reinforcing plates.

[0009] Preferably, an anti-skid pad is fixedly installed on the bottom of the support block, the number of the anti-skid pads is four, and the four anti-skid pads have the same size.

[0010] Preferably, the number of the reinforcing plates is four, and the four reinforcing plates have the same size.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] This novel moisture-proof packaging carton, during daily use, when the packaging carton is placed on the ground, the support blocks and the raised blocks can make the packaging carton suspended in the air to prevent it from directly contacting the ground and reduce the intrusion of moisture into the box body; when external moisture invades the box body, the waterproof layer can isolate part of the water vapor, and then when passing through the polystyrene foam board layer, the polystyrene foam board layer can isolate the moisture again; finally, when passing through the film layer, the film layer can isolate the remaining moisture to the outside, thereby achieving the purpose of moisture-proofing and reducing damage to the goods.

[0013] This new type of moisture-proof packaging carton, during daily use, when the packaging carton is impacted, the goods will drive the loading plate to slide, and then drive the movable plate to slide, and at the same time drive the pressure plate to slide inside the box body, and then squeeze the spring to put it in a compressed state. The impact force can be buffered by the provided loading plate and spring, thereby reducing the damage to the goods and increasing its practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the front view of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 For the utility model Figure 2 A partial enlarged view of the middle part;

[0017] Figure 4 It is a schematic diagram of the bottom structure of the waterproof layer of the utility model.

[0018] In the figure: 1. waterproof layer; 2. corrugated cardboard layer; 3. polystyrene foam board layer; 4. packaging board layer; 5. film layer; 6. raised block; 7. support block; 8. anti-slip pad; 9. box body; 10. spring; 11. pressure plate; 12. moving plate; 13. loading plate; 14. square groove; 15. connecting sleeve; 16. closing cardboard; 17. reinforcing plate; 18. horizontal bar. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a new type of moisture-proof packaging carton, including a waterproof layer 1, the waterproof layer 1 can isolate most of the water vapor, the waterproof layer 1 is fixedly installed with a corrugated cardboard layer 2, the corrugated cardboard layer 2 is fixedly installed with a polystyrene foam board layer 3, the polystyrene foam board layer 3 has the advantages of light weight, low price, moisture resistance, simple molding process, etc., can isolate water vapor, thereby reducing the moisture of the box body, the polystyrene foam board layer 3 is fixedly installed with a packaging board layer 4, the packaging board layer 4 is fixedly installed with a film layer 5, the film layer 5 can block moisture, the bottom of the waterproof layer 1 is fixedly installed with raised blocks 6 at equal distances, and the four corners of the bottom of the waterproof layer 1 are fixedly installed with support blocks 7. When the packaging carton is placed on the ground, the support blocks 7 and the raised blocks 6 can make the packaging carton suspended to avoid direct contact with the ground, and the waterproof layer 1 , the corrugated cardboard layer 2, the polystyrene foam board layer 3, the packaging board layer 4 and the top ends of the film layer 5 are all movably installed with closed cardboard 16, and the closed cardboard 16 is used to package the packaging carton. The inner bottom end of the film layer 5 is fixedly installed with a box body 9, and the inner bottom end of the box body 9 is fixedly installed with a spring 10 at an equal distance. The top of the spring 10 is fixedly installed with a pressure plate 11 located inside the box body 9. When sliding, the pressure plate 11 will pressurize the spring 10 to put it in a compressed state, thereby buffering the impact force and reducing the damage caused to the goods. A movable plate 12 is fixedly installed on the top of the box body 9. The bottom of the movable plate 12 passes through the box body 9 and is fixedly connected to the top of the pressure plate 11, and a loading plate 13 is fixedly installed on the top of the movable plate 12. When sliding, the loading plate 13 will drive the movable plate 12 to slide, thereby driving the pressure plate 11 to slide inside the box body 9.

[0021] Square grooves 14 are provided on both sides of the waterproof layer 1, the corrugated cardboard layer 2, the polystyrene foam board layer 3, the packaging board layer 4 and the film layer 5, and connecting sleeves 15 are fixedly installed inside the square grooves 14. The square grooves 14 and the connecting sleeves 15 are convenient for carrying goods. A reinforcing plate 17 is fixedly installed around the inside of the film layer 5, and horizontal bars 18 are fixedly installed at equal distances between the reinforcing plates 17. The horizontal bars 18 can strengthen the surface strength of the packaging carton. An anti-skid pad 8 is fixedly installed on the bottom of the support block 7. The number of anti-skid pads 8 is four, and the four anti-skid pads 8 are of the same size. The anti-skid pad 8 can prevent sliding on the ground. The number of reinforcing plates 17 is four, and the four reinforcing plates 17 are of the same size. The reinforcing plates 17 can protect the corners of the packaging carton and increase its strength.

[0022] Working principle: When the packaging carton needs to be used, the operator first places the goods inside the film layer 5 and on the top of the carrier plate 13, and then seals it with the closed cardboard 16. When the packaging carton is impacted, the goods will drive the carrier plate 13 to slide, and then drive the movable plate 12 to slide, and at the same time drive the pressing plate 11 to slide inside the box body 9, and then squeeze the spring 10 to make it in a compressed state, which can buffer the impact force and reduce the damage to the goods. The packaging carton can be carried through the square groove 14 and the connecting sleeve 15. When the packaging carton is placed on the ground, the support block 7 and the protruding block 6 can make the packaging carton suspended to avoid direct contact with the ground and reduce moisture intrusion into the box body. When external moisture invades the box body, the waterproof layer 1 can isolate part of the water vapor, and then when passing through the polystyrene foam board layer 3, the polystyrene foam board layer 3 can isolate moisture again. Finally, when passing through the film layer 5, the film layer 5 can isolate the remaining moisture to the outside, thereby achieving the purpose of moisture-proof.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel moisture-proof packaging carton, comprising a waterproof layer (1), characterized in that: A corrugated paperboard layer (2) is fixedly installed inside the waterproof layer (1), a polystyrene foam board layer (3) is fixedly installed inside the corrugated paperboard layer (2), a packaging board layer (4) is fixedly installed inside the polystyrene foam board layer (3), a film layer (5) is fixedly installed inside the packaging board layer (4), and convex blocks (6) are fixedly installed at equal distances on the bottom of the waterproof layer (1), support blocks (7) are fixedly installed at the four corners of the bottom of the waterproof layer (1), and closed paperboards (16) are movably installed at both ends of the top of the waterproof layer (1), the corrugated paperboard layer (2), the polystyrene foam board layer (3), the packaging board layer (4) and the film layer (5).

2. A new type of moisture-proof packaging carton according to claim 1, characterized in that: A box body (9) is fixedly mounted on the inner bottom end of the film layer (5), a spring (10) is fixedly mounted on the inner bottom end of the box body (9) at an equal distance, a pressure plate (11) located inside the box body (9) is fixedly mounted on the top of the spring (10), a movable plate (12) is fixedly mounted on the top of the box body (9), the bottom of the movable plate (12) passes through the box body (9) and is fixedly connected to the top of the pressure plate (11), and a loading plate (13) is fixedly mounted on the top of the movable plate (12).

3. A new type of moisture-proof packaging carton according to claim 1, characterized in that: Square grooves (14) are provided on both sides of the waterproof layer (1), the corrugated paperboard layer (2), the polystyrene foam board layer (3), the packaging board layer (4) and the film layer (5), and connecting sleeves (15) are fixedly installed inside the square grooves (14).

4. A new type of moisture-proof packaging carton according to claim 1, characterized in that: A reinforcing plate (17) is fixedly installed around the inside of the film layer (5), and horizontal bars (18) are fixedly installed at equal distances between the reinforcing plates (17).

5. The novel moisture-proof packaging carton according to claim 1 is characterized in that: An anti-skid pad (8) is fixedly mounted on the bottom of the support block (7), and the number of the anti-skid pads (8) is four, and the four anti-skid pads (8) have the same size.

6. A new type of moisture-proof packaging carton according to claim 4, characterized in that: The number of the reinforcing plates (17) is four, and the four reinforcing plates (17) have the same size.

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