Plastic box convenient to stack

Abstract

The utility model relates to the technical field of plastic boxes, in particular to a plastic box convenient to stack. According to the technical scheme, the plastic box comprises a plastic box body, a box bottom turnup is arranged at the edge of the lower surface of the plastic box body, sliding grooves are symmetrically formed in the two sides of the lower surface of the box bottom turnup, and fillets are arranged at the positions, close to the edges of the two ends of the two sliding grooves, of the outer surface of the box bottom turnup. And positioning insertion openings are symmetrically formed in the two sides of the upper surface of the box bottom turned-over edge and communicate with the sliding grooves, a box opening turned-over edge is arranged at the edge of the upper surface of the plastic box body, and positioning insertion blocks are arranged at the positions, located above the two positioning insertion openings, of the upper surface of the box opening turned-over edge. In the plastic box stacking and stacking process, positioning butt joint and stacking and stacking are completed in the mode that the plastic boxes horizontally slide on the plastic box stacks, the plastic boxes do not need to be hung over the plastic box stacks, more labor is saved, convenience is achieved, and work efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic boxes, in particular to a plastic box that is convenient to stack. Background Art

[0002] A plastic box is a container made of materials such as high-density polyethylene (HDPE) and polypropylene (PP) through an injection molding process. It is mainly used for logistics turnover. This type of box usually has high impact strength and can withstand certain pressure and impact, making it suitable for long-term repeated use. In addition, plastic boxes have good waterproof properties and are suitable for humid environments. They are non-toxic and odorless and can be used to hold food, etc. They are easy to clean, have convenient parts turnover, are neatly stacked, and are easy to manage.

[0003] Currently, during the stacking process of plastic boxes, the plastic boxes need to be moved to the top of the plastic box stack and the upper and lower plastic box stacks need to be aligned before the stacking work can be completed. During this process, the plastic boxes need to always be kept suspended above the plastic box stack, which is not convenient to operate and the labor intensity of the staff is also relatively high. For this reason, we propose a plastic box that is easy to stack. Utility Model Content

[0004] The purpose of the present invention is to provide a plastic box which is easy to stack. In the process of stacking the plastic boxes, the plastic boxes can be positioned, docked and stacked by sliding horizontally on the plastic box stack without having to hang the plastic boxes directly above the plastic box stack. This is more labor-saving and convenient, and improves work efficiency. It solves the problem that in the current process of stacking the plastic boxes, the plastic boxes need to be transported to directly above the plastic box stack and the upper and lower plastic box stacks need to be aligned before the stacking work can be completed. In this process, the plastic boxes need to be kept suspended directly above the plastic box stack, which is not convenient to operate and the labor intensity of the staff is also relatively high.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a plastic box that is easy to stack, comprising a plastic box body, a bottom flange is provided at the edge of the lower surface of the plastic box body, sliding grooves are symmetrically provided on both sides of the lower surface of the bottom flange, and rounded corners are provided on the outer surface of the bottom flange near the two end edges of the two sliding grooves, positioning sockets are symmetrically provided on both sides of the upper surface of the bottom flange, and the positioning sockets are connected to the sliding grooves, a box mouth flange is provided at the edge of the upper surface of the plastic box body, and positioning plugs are provided on the upper surface of the box mouth flange above the two positioning sockets.

[0006] Preferably, guide blocks are provided on the upper surface of the box opening flange near the front surface and the rear surface of the two positioning plug blocks.

[0007] Preferably, grooves are provided on the outer surface of the box opening flange near the positions of the two positioning plug blocks, and rubber pads are fixedly installed inside the grooves.

[0008] Preferably, the outer surfaces of the two rubber pads are provided with anti-slip protrusions at positions below the flanges of the box opening.

[0009] Preferably, reinforcing rods are provided at both sides of the outer surface of the plastic box body, and both ends of the reinforcing rods are fixedly connected to the lower surface of the box opening flange and the upper surface of the box bottom flange respectively.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0011] 1. The utility model provides a plastic box body, a box bottom flange, a sliding groove, a rounded corner, a positioning socket, a box mouth flange and a positioning plug, so that in the process of stacking and stacking the plastic boxes, the plastic boxes can be positioned, docked and stacked by sliding horizontally on the plastic box stack, without having to hang the plastic boxes directly above the plastic box stack, which is more labor-saving and convenient, and improves the work efficiency. The plastic box body is carried by holding the box mouth flange so that the bottom of the plastic box body is flush with or higher than the top of the plastic box stack, the plastic box body is placed on the plastic box stack, and then the plastic box body is pushed to move so that the positioning plug enters the sliding groove. As the plastic box body moves, when the positioning plug enters the positioning socket, the stacking and stacking of the plastic box body is completed.

[0012] 2. The present invention achieves the effect of guiding the positioning block to enter the sliding groove by setting the guide block. Before the positioning block enters the sliding groove, the guide block enters the sliding groove first, thereby guiding the sliding of the plastic box body, so that the positioning block can better enter the sliding groove.

[0013] 3. The utility model achieves the effect of improving hand comfort when carrying the plastic box body by providing grooves and rubber pads. When carrying the plastic box body, the hand contacts the rubber pad, and the rubber pad is softer than plastic, thereby improving hand comfort. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0015] Figure 2 For this utility model Figure 1 Schematic diagram of the enlarged structure of A;

[0016] Figure 3 For this utility model Figure 1 Schematic diagram of the enlarged structure of B;

[0017] Figure 4 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0018] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure of C in the middle.

[0019] Figure numerals: 1. Box bottom flange; 2. Positioning socket; 3. Reinforcement rod; 4. Plastic box body; 5. Box mouth flange; 6. Guide block; 7. Positioning plug; 8. Sliding groove; 9. Rounded corner; 10. Groove; 11. Rubber pad; 12. Anti-slip protrusion. DETAILED DESCRIPTION

[0020] The technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.

[0021] Example 1

[0022] like Figure 1 、 Figure 2 and Figure 3 As shown, the utility model proposes a plastic box that is easy to stack, including a plastic box body 4, a bottom flange 1 is provided at the edge position of the lower surface of the plastic box body 4, the bottom flange 1 and the plastic box body 4 are integrally injection-molded, and sliding grooves 8 are symmetrically provided at both sides of the lower surface of the bottom flange 1, and rounded corners 9 are provided on the outer surface of the bottom flange 1 near the two end edges of the two sliding grooves 8. Positioning sockets 2 are symmetrically provided at both sides of the upper surface of the bottom flange 1, and the positioning sockets 2 are connected to the sliding groove 8. A box mouth flange 5 is provided at the edge position of the upper surface of the plastic box body 4, and the box mouth flange 5 and the plastic box body 4 are integrally injection-molded. Positioning plugs 7 are provided on the upper surface of the box mouth flange 5 above the two positioning sockets 2. The positioning plugs 7 slide into the sliding groove 8 from the rounded corner 9. The positioning plugs 7 and the plastic box body 4 are integrally injection-molded. The positioning plugs 7 are adapted to the positioning sockets 2, and the height of the positioning plugs 7 is greater than the depth of the sliding groove 8.

[0023] When the present invention is in use, the hand holds the box opening flange 5 to carry the plastic box body 4, so that the bottom of the plastic box body 4 is flush with or higher than the top of the plastic box stack, and the plastic box body 4 is partially placed on the plastic box stack, and then the plastic box body 4 is pushed to move, so that the positioning plug 7 enters the sliding groove 8. As the plastic box body 4 moves, when the positioning plug 7 enters the positioning socket 2, the stacking work of the plastic box body 4 is completed.

[0024] Example 2

[0025] like Figures 1-4As shown, the present invention provides a conveniently stackable plastic box. Compared to the first embodiment, this embodiment further includes guide blocks 6 disposed on the upper surface of the box opening flange 5, near the front and rear surfaces of the two positioning inserts 7. The height of the guide blocks 6 is less than the depth of the sliding slots 8. Therefore, when the positioning inserts 7 are inserted into the positioning slots 2, the guide blocks 6 do not lift up the box bottom flange 1. The width of the guide blocks 6 is less than the width of the sliding slots 8, facilitating quick insertion of the guide blocks 6 into the sliding slots 8.

[0026] In this embodiment, before the positioning block 7 enters the sliding groove 8, the guide block 6 enters the sliding groove 8 first, thereby guiding the sliding of the plastic box body 4 and allowing the positioning block 7 to enter the sliding groove 8 better.

[0027] Example 3

[0028] like Figure 1 、 Figure 3 、 Figure 4 and Figure 5 As shown, the utility model proposes a plastic box that is easy to stack. Compared with the first embodiment, this embodiment also includes a groove 10 provided on the outer surface of the box opening flange 5 near the two positioning plugs 7, and a rubber pad 11 is fixedly installed inside the groove 10. The outer surfaces of the two rubber pads 11 are located below the box opening flange 5 and are provided with anti-slip protrusions 12. The anti-slip protrusions 12 and the rubber pads 11 are injection-molded as one piece, and when the hand touches the anti-slip protrusions 12, it plays an anti-slip role. Reinforcement rods 3 are provided on both sides of the outer surface of the plastic box body 4. The reinforcement rods 3 and the plastic box body 4 are injection-molded as one piece, and the two ends of the reinforcement rods 3 are fixedly connected to the lower surface of the box opening flange 5 and the upper surface of the box bottom flange 1 respectively. The reinforcement rods 3 enhance the strength of the plastic box body 4, and also enhance the connection strength between the two sides of the box opening flange 5 and the plastic box body 4, so as to avoid cracks or breakage between the box opening flange 5 and the plastic box body 4 due to force when the plastic box body 4 is carried through the two sides of the box opening flange 5.

[0029] In this embodiment, when carrying the plastic box body 4 , the hand contacts the rubber pad 11 , and the rubber pad 11 is softer than plastic, thereby improving the comfort of the hand.

[0030] The above specific embodiments are only several preferred embodiments of the present invention. Based on the technical solutions of the present invention and the relevant inspirations of the above embodiments, those skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A plastic box that is easy to stack, comprising a plastic box body (4), characterized in that: A bottom flange (1) is provided at the edge of the lower surface of the plastic box body (4), and sliding grooves (8) are symmetrically provided at both sides of the lower surface of the bottom flange (1). Rounded corners (9) are provided at the edge positions of the outer surface of the bottom flange (1) near both ends of the two sliding grooves (8). Positioning sockets (2) are symmetrically provided at both sides of the upper surface of the bottom flange (1), and the positioning sockets (2) and the sliding grooves (8) are connected. A box opening flange (5) is provided at the edge of the upper surface of the plastic box body (4), and positioning plugs (7) are provided at the upper surface of the box opening flange (5) above the two positioning sockets (2).

2. The conveniently stackable plastic box according to claim 1, characterized in that: Guide blocks (6) are provided on the upper surface of the box opening flange (5) at positions close to the front surface and the rear surface of the two positioning insert blocks (7).

3. The conveniently stackable plastic box according to claim 1, characterized in that: Grooves (10) are provided on the outer surface of the box opening flange (5) near the two positioning plug blocks (7), and rubber pads (11) are fixedly installed inside the grooves (10).

4. The conveniently stackable plastic box according to claim 3, characterized in that: The outer surfaces of the two rubber pads (11) are both provided with anti-slip protrusions (12) at positions below the box opening flange (5).

5. The conveniently stackable plastic box according to claim 1, characterized in that: Reinforcement rods (3) are provided at both sides of the outer surface of the plastic box body (4), and the two ends of the reinforcement rods (3) are respectively fixedly connected to the lower surface of the box opening flange (5) and the upper surface of the box bottom flange (1).

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