Polypropylene (PP) plate circulating packaging box

Abstract

The utility model relates to the technical field of PP plate circulating packaging boxes, in particular to a PP plate circulating packaging box which comprises a box body, a first rocking cover and a second rocking cover are fixedly connected to the surface of the upper end of the box body, an insertion block and an insertion strip are fixedly connected to the outer side wall of the second rocking cover, an insertion groove and a fixing transverse groove are formed in the outer side wall of the first rocking cover, and the insertion block and the insertion groove are matched with each other. According to the PP plate circulating packaging box, the PP plate circulating packaging box can be tightly covered and sealed without a bonding mode such as an adhesive tape, the sealing is stable, the PP plate circulating packaging box can be repeatedly used, and the PP plate circulating packaging box has the advantages of being simple in structure, convenient to use and high in practicability. According to the box body, resources are saved, other corners of the box body can be supported and reinforced, so that the whole box body is firmer, and the situation that normal use is affected due to deformation during follow-up article storage is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of PP board recycling packaging boxes, in particular to a PP board recycling packaging box. Background Art

[0002] PP board recycling packaging box is a packaging box made of polypropylene material, which has the characteristics of recyclability. Due to its excellent physical properties and chemical stability, PP material has unique advantages in manufacturing durable, lightweight and easy-to-recycle packaging boxes. PP material has good impact resistance, heat resistance and corrosion resistance, and can withstand a certain degree of extrusion and falling to protect the items inside from damage.

[0003] In the prior art, such as the anti-theft and easy-to-open packaging box proposed in patent application number "CN202221548316.0", the glue will not be exposed outside the packaging box after the packaging is completed, the tearing length is relatively short, and it is easy to tear; the gap between the inner and outer flaps on the template is relatively large, which is easy to cut and demold, thereby improving processing efficiency.

[0004] However, in the above patent application, the packaging box is sealed by gluing, and the upper cover of the packaging box needs to be torn open to open the packaging box. Not only is the tearing operation laborious and troublesome, but the packaging box cannot be properly sealed and used again after being torn, which wastes resources. Utility Model Content

[0005] The purpose of the utility model is to provide a PP board recycling packaging box to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A PP board recycling packaging box, comprising a box body, wherein a first swing cover and a second swing cover are fixedly connected to the upper end surface of the box body, an insert block and an insert strip are fixedly connected to the outer side wall of the second swing cover, a slot and a fixed transverse groove are formed on the outer side wall of the first swing cover, and the insert block and the slot fit together, and the insert strip and the fixed transverse groove fit together, both outer side walls of the box body are provided with a fixing mechanism, and both inner side walls of the box body are fixedly connected to a third swing cover near the upper end surface, and reinforcement mechanisms are provided inside the box body near the four corners;

[0008] The fixing mechanism includes a shell, which is fixedly installed on the outer wall of the box body. A winding shaft is rotatably connected inside the shell, and a pull rope is wound around the outside of the winding shaft. One end of the pull rope passes through the shell and is fixedly connected to the fixed transverse groove and the insertion strip, and the other end of the pull rope is fixedly connected to the winding shaft.

[0009] Preferably, the outer side wall of the shell is rotatably connected to a connecting shaft, and one end of the connecting shaft is fixedly connected to the winding shaft, one end of the connecting shaft is fixedly connected to a knob, and the outer wall of the knob is fixedly connected to a turntable.

[0010] Preferably, the outer side wall of the turntable is fixedly connected with a plurality of fixing columns, the outer side wall of the box body is fixedly connected with a screw and two fixing plates, and a limit plate is rotatably connected between the two fixing plates via an axle rod.

[0011] Preferably, a square groove is opened through the outer wall of the limit plate, a baffle is provided on the outside of the screw, a nut is provided on the outside of the screw near the side of the baffle, a round hole is opened through the outer wall of the limit plate near the bottom end, and the round hole fits with the fixing column.

[0012] Preferably, the reinforcement mechanism includes a corner brace, both outer side walls of the corner brace are fixedly connected with adhesive, both inner side walls of the corner brace are provided with vertical grooves, and a plurality of support plates are inserted between the two vertical grooves.

[0013] Preferably, movable grooves are provided at both ends of the support plate, and clamping blocks are inserted into the two movable grooves. A plurality of spring pieces are installed between one end of the clamping block and the inner wall of the movable groove.

[0014] Preferably, the inner walls of the two vertical grooves are each provided with a plurality of card slots, and the card slots fit with the card blocks.

[0015] Beneficial effects of the utility model:

[0016] 1. The present invention cooperates with the pull rope through the provided knob and winding shaft to make the remaining part of the pull rope outside the winding shaft taut, and fixes the position of the limit plate and the turntable through the limit plate, the baffle, the nut and the screw, so that the remaining part of the pull rope outside the winding shaft remains taut, so that the insertion strip connected to one end of the pull rope can be more stably inserted into the fixed transverse groove, and the position of the swing cover and the box body can be further fixed to achieve a tight closing of the PP board recycling packaging box. Similarly, if the PP board recycling packaging box needs to be opened, it is only necessary to release the rotation restriction of the winding shaft to loosen the pull rope from the winding shaft, and then the PP board recycling packaging box can be opened, so that the fixing mechanism can be reused. Through the above operation, the PP board recycling packaging box can be tightly closed and sealed without the help of adhesive methods such as tape, and the seal is stable and reusable, saving resources.

[0017] 2. In the present invention, the corner braces are glued and fixed to the corners of the box, and then each support plate is inserted into the corner brace through the vertical slot in turn, so that the support plate and the corner brace form a triangular support structure, which can support and reinforce the corners of the box. Similarly, the other three corners of the box can be supported and reinforced, making the box as a whole more solid, avoiding deformation during subsequent storage of items, which affects normal use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, it is possible for a person skilled in the art to derive other drawings based on these drawings without inventive effort.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a partial structural diagram of the utility model;

[0021] Figure 3 It is a cross-sectional view of the housing in the utility model;

[0022] Figure 4 This utility model Figure 3 Enlarged view of point A in the middle;

[0023] Figure 5 This is a structural diagram of the box body and the corner brace in the utility model;

[0024] Figure 6 This is a structural diagram of the corner brace and support plate in the utility model;

[0025] Figure 7 This is a partial structural diagram of the corner brace in the utility model;

[0026] Figure 8 It is a cross-sectional view of the support plate in the utility model.

[0027] The reference numerals in the figures are as follows:

[0028] 1. Box body; 2. Rocker cover 1; 3. Rocker cover 2; 4. Insert block; 5. Slot; 6. Insert strip; 7. Housing; 8. Pull rope; 9. Fixed horizontal slot; 10. Rocker cover 3; 11. Winding shaft; 12. Connecting shaft; 13. Turntable; 14. Knob; 15. Fixed column; 16. Limit plate; 17. Screw; 18. Baffle; 19. Nut; 20. Angle brace; 21. Support plate; 22. Block; 23. Paste; 24. Spring piece; 25. Round hole; 26. Square slot; 27. Fixed plate; 28. Vertical slot; 29. ​​Card slot. DETAILED DESCRIPTION

[0029] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] A PP board recycling box, such as Figures 1-8 As shown, it includes a box body 1, the upper end surface of the box body 1 is fixedly connected with a rocker cover 2 and a rocker cover 3, the outer side wall of the rocker cover 2 3 is fixedly connected with an insert block 4 and an insert strip 6, the outer side wall of the rocker cover 2 is provided with a slot 5 and a fixed transverse groove 9, and the insert block 4 and the slot 5 fit together, the insert strip 6 and the fixed transverse groove 9 fit together, both outer side walls of the box body 1 are provided with a fixing mechanism, both inner side walls of the box body 1 and near the upper end surface are fixedly connected with a rocker cover 3 10, the inside of the box body 1 and near the four corners are provided with a reinforcement mechanism, the fixing mechanism includes a shell 7, the shell 7 is fixedly installed at the outer side wall of the box body 1, the shell 7 is rotatably connected with a winding shaft 11, the outside of the winding shaft 11 is wrapped with a pull rope 8, and one end of the pull rope 8 passes through the shell 7 and is fixedly connected to the fixed transverse groove 9 and the insert strip 6, and the other end of the pull rope 8 is fixedly connected to the winding shaft 11.

[0031] The outer wall of the shell 7 is rotatably connected to the connecting shaft 12, and one end of the connecting shaft 12 is fixedly connected to the winding shaft 11, and one end of the connecting shaft 12 is fixedly connected to the knob 14, and the outer wall of the knob 14 is fixedly connected to the turntable 13. The outer wall of the turntable 13 is fixedly connected to several fixing columns 15. The outer wall of the box body 1 is fixedly connected to a screw 17 and two fixing plates 27. The two fixing plates 27 are rotatably connected to the limit plate 16 through the shaft. The outer wall of the limit plate 16 is penetrated by a square groove 26, and a baffle 18 is sleeved on the outside of the screw 17. A nut 19 is sleeved on the outside of the screw 17 and near the side of the baffle 18. A circular hole 25 is penetrated by the outer wall of the limit plate 16 near the bottom end, and the circular hole 25 fits with the fixing column 15. When the baffle 18 is in a vertical state, it can completely pass through the square slot 26, but cannot pass through when it is in a horizontal state, and can resist and limit one side of the limit plate 16.

[0032] When using the PP board recycling packaging box to store items, place the items in the box body 1, then close the two swing covers 3 10 inside the box body 1 near the upper end surface, then flip the swing cover 1 2 to cover the upper end surface of the box body 1, and finally flip it to cover the upper end surface of the swing cover 1 2, so that the plug block 4 is inserted into the slot 5, and the insert strip 6 is inserted into the fixed transverse groove 9, and the position between the swing cover 2 3 and the swing cover 1 2 is preliminarily locked and fixed, and the PP board recycling packaging box is closed, and then the knob 14 is rotated to drive the winding shaft 11 connected by the connecting shaft 12 to rotate, and the pull rope 8 is wound on the winding shaft 11, so that the remaining part of the pull rope 8 outside the winding shaft 11 is taut, and then the limit plate 16 is rotated with the connection with the fixed plate 27 as the center axis, so that the square groove 26 opened on the limit plate 16 passes through the vertical baffle 18, and the round hole 25 is locked in the corresponding The outside of the fixed column 15 is then rotated to a horizontal state along the outside of the screw 17, and finally the nut 19 is rotated along the screw 17 to squeeze the baffle 18 and fix the position of the baffle 18, thereby fixing the position of the limit plate 16 and the turntable 13, so that the winding shaft 11 cannot rotate, so that the remaining part of the pull rope 8 outside the winding shaft 11 remains in a taut state, so that the insertion strip 6 connected to one end of the pull rope 8 can be more stably inserted into the fixed transverse groove 9, and the position of the swing cover 2 and the box body 1 can be further fixed, thereby achieving a tight closing of the PP board recycling packaging box. Similarly, if the PP board recycling packaging box needs to be opened, it is only necessary to release the rotation restriction of the winding shaft 11, so that the pull rope 8 can be loosened from the winding shaft 11, and the PP board recycling packaging box can be opened later, so that the fixing mechanism can be reused;

[0033] Through the above operation, the PP board recycling packaging box can be tightly covered and sealed without the need for adhesive means such as tape, and the seal is stable and can be reused, saving resources.

[0034] like Figure 5-Figure 8 As shown, the reinforcement mechanism includes a corner brace 20, and both outer side walls of the corner brace 20 are fixedly connected with adhesive 23, and both inner side walls of the corner brace 20 are provided with vertical grooves 28, and a number of support plates 21 are inserted between the two vertical grooves 28, and both ends of the support plates 21 are provided with movable grooves, and both movable grooves are provided with card blocks 22. A number of spring pieces 24 are installed between one end of the card block 22 and the inner wall of the movable groove, and the inner walls of the two vertical grooves 28 are provided with a number of card slots 29, and the card slots 29 are matched with the card blocks 22.

[0035] The brackets 20 are then pressed against the sides of the box 1 to secure them in place, and the brackets 20 are then pressed against the sides of the box 1 to secure them in place.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A PP board recycling packaging box, comprising a box body (1), characterized in that: The upper surface of the box body (1) is fixedly connected with a swing cover 1 (2) and a swing cover 2 (3), the outer wall of the swing cover 2 (3) is fixedly connected with an insert block (4) and an insert strip (6), the outer wall of the swing cover 1 (2) is provided with a slot (5) and a fixed transverse groove (9), and the insert block (4) and the slot (5) fit together, and the insert strip (6) and the fixed transverse groove (9) fit together, both outer walls of the box body (1) are provided with a fixing mechanism, both inner walls of the box body (1) and near the upper surface are fixedly connected with a swing cover 3 (10), and the interior of the box body (1) and near the four corners are provided with a reinforcement mechanism; The fixing mechanism comprises a shell (7), the shell (7) being fixedly mounted on the outer wall of the box body (1), the shell (7) being rotatably connected to a winding shaft (11), the winding shaft (11) being externally wound with a pull rope (8), one end of the pull rope (8) passing through the shell (7) and being fixedly connected to the fixed transverse groove (9) and the inserting strip (6), and the other end of the pull rope (8) being fixedly connected to the winding shaft (11).

2. A PP board recycling packaging box according to claim 1, characterized in that: The outer wall of the housing (7) is rotatably connected to a connecting shaft (12), and one end of the connecting shaft (12) is fixedly connected to the winding shaft (11). One end of the connecting shaft (12) is fixedly connected to a knob (14), and the outer wall of the knob (14) is fixedly connected to a turntable (13).

3. A PP board recycling packaging box according to claim 2, characterized in that: The outer wall of the turntable (13) is fixedly connected to a plurality of fixing columns (15), the outer wall of the box body (1) is fixedly connected to a screw rod (17) and two fixing plates (27), and the two fixing plates (27) are rotatably connected to a limiting plate (16) via an axle rod.

4. A PP board recycling packaging box according to claim 3, characterized in that: A square groove (26) is formed through the outer wall of the limiting plate (16), a baffle (18) is sleeved on the outside of the screw rod (17), a nut (19) is sleeved on the outside of the screw rod (17) and close to the side of the baffle (18), and a circular hole (25) is formed through the outer wall of the limiting plate (16) near the bottom end, and the circular hole (25) is matched with the fixing column (15).

5. The PP board recycling packaging box according to claim 1, characterized in that: The reinforcing mechanism comprises a corner brace (20), both outer side walls of the corner brace (20) are fixedly connected with adhesives (23), both inner side walls of the corner brace (20) are provided with vertical grooves (28), and a plurality of support plates (21) are inserted between the two vertical grooves (28).

6. A PP board recycling packaging box according to claim 5, characterized in that: Both ends of the support plate (21) are provided with movable grooves, and clamping blocks (22) are inserted into the two movable grooves. A plurality of spring pieces (24) are installed between one end of the clamping block (22) and the inner wall of the movable groove.

7. A PP board recycling packaging box according to claim 6, characterized in that: The inner walls of the two vertical slots (28) are each provided with a plurality of clamping slots (29), and the clamping slots (29) are matched with the clamping blocks (22).

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