An assembled hard packaging box

Abstract

The utility model proposes an assembled hard packaging box, including a foldable box body and a box cover plugged with both ends of the box body, the box body is provided with a plug hole, the box cover is provided with a convex block, the convex block is plugged with the plug hole and blocked, and the folded part of the box body is provided with a chamfered surface. The utility model has a simple structure, no glue is required between the side panels of the box body and between the box body and the box cover, and it can be assembled when used. Large batches can be factory mechanized assembled, and small batches can be shipped separately by loading the box body and the box cover, and manual assembly is adopted, which is convenient and fast; the utility model can be stored in separate parts before assembly to save warehouse area, and the transportation volume is small, which saves transportation costs. The used packaging boxes can be disassembled for storage and transportation for reuse, which saves costs and is environmentally friendly.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging boxes, in particular to an assembled hard packaging box. Background Art

[0002] Existing packaging is mostly in the form of cartons, wooden boxes, iron boxes, plastic baskets, etc., and their production and molding needs to be completed in the packaging factory. The finished boxes and boxes shipped from the packaging factory have increased in size, which can easily cause problems such as occupying more warehouses, difficult transportation, high freight, and troublesome loading and unloading. Existing packaging can also use sacks, but sacks have limitations and are very easy to deform under external forces, causing damage to the items in the sacks.

[0003] For example, a Chinese invention patent with an application publication date of 2020.01.03 and application publication number CN110641842A discloses a fruit and vegetable packaging box, comprising a base box and a box cover, wherein the base box is adaptably sleeved in the box cover, the base box is made of corrugated paper, and the box cover is made of coated paper, which is formed by folding and gluing a strong corrugated flat plate.

[0004] The above-mentioned prior art has played a protective role in the transportation of fruits and vegetables, but there are the following problems:

[0005] 1. The packaging box still needs to be folded and glued, which is troublesome and inefficient;

[0006] 2. It is formed after folding and gluing and cannot be unfolded and reused.

[0007] Therefore, how to effectively solve the problem that packaging boxes still need to be folded and glued and cannot be reused is a technical problem that needs to be solved urgently. Utility Model Content

[0008] In view of the deficiencies in the above-mentioned background technology, the utility model provides an assembled hard packaging box, which solves the problem that the packaging box still needs to be folded and glued and cannot be reused.

[0009] The technical solution of this application is:

[0010] An assembled hard packaging box comprises a foldable box body and a box cover plugged with both ends of the box body, the box body is provided with a plug hole, the box cover is provided with a convex block, the convex block is plugged with the plug hole and blocked, and the folded part of the box body is provided with a chamfered surface. The utility model has a simple structure, no glue is required between the side panels of the box body and between the box body and the box cover, and it can be assembled when used. Large quantities can be factory-mechanized assembled, and small quantities can be shipped separately by loading the box body and the box cover, and assembled manually, which is convenient and fast; the utility model can be stored in separate parts before assembly to save warehouse area, and the shipping volume is small, which saves transportation costs. The used packaging boxes can be disassembled for storage and transportation for reuse, which saves costs and is environmentally friendly.

[0011] Furthermore, the inner and outer surfaces of the box body are covered with cardboard, which is adhered to the front and back of the box body to enhance the sturdiness and aesthetics of the box body. The surface of the box body is printed with content according to the reasonable needs of customers to meet more customer needs; before assembly, the box body is kept in a flat shape to facilitate secondary printing of content by customers according to temporary needs.

[0012] Furthermore, the box body includes a side panel 1, a bottom panel, a side panel 2, and a top panel connected in sequence, and the free end of the top panel is connected to a reinforcing panel 1, a reinforcing panel 2, and a reinforcing panel 3. When the packaging box is folded, the bottom panel, the top panel, and the reinforcing panel 2 are parallel, and the side panel 1, the side panel 2, the reinforcing panel 1, and the reinforcing panel 3 are parallel.

[0013] Furthermore, both ends of the side panel 1, the side panel 2 and the reinforcing panel 1 are provided with plugging holes which are plugged and matched with the protrusions.

[0014] Furthermore, a long hole is provided on the reinforcing plate 1, and a carrying handle provided on the outer side surface of the side plate 1 is plugged into and matched with the long hole. The carrying handle provided on the box body is convenient for users to extract.

[0015] Furthermore, the inner side of the box cover is provided with a plug-in board 1 and a plug-in board 2, wherein the plug-in board 1 is enclosed by the outer surface of the end of the box body, and the plug-in board 2 is supported by the inner surface of the end of the box body. The utility model can support the items in the box, and the items are not easily squeezed and damaged, thereby improving the safety of the items in the box and improving the grade of the items.

[0016] Furthermore, a plug board three is arranged between the plug board one and the plug board two, and an extended plug rod one is arranged on the plug board three and supported between the reinforcing plate one and the reinforcing plate three to play a supporting role; an extended plug rod two is arranged on both the plug board two and the plug board three to facilitate the insertion of the box cover into the box body.

[0017] Furthermore, the inner side of the plug board one, the outer side of the plug board two, and the outer side of the plug board three are all provided with protrusions that are plugged into and blocked by the plug-in holes. The side surfaces of the protrusions along the plug-in direction are inclined, and the protruding parts of the protrusions stop the box body from falling out of the plug-in holes. After successful assembly, the box body and the box cover are not easy to fall off.

[0018] Furthermore, elastic notches are provided on both sides of the protrusion to facilitate the protrusion to be plugged into the plug hole. The elastic notches facilitate the protrusion to tilt inward when squeezed, and also facilitate the protrusion to tilt inward again to disengage from the plug hole during disassembly.

[0019] Furthermore, ventilation holes are preset on the box cover. For example, when fresh products are placed in the box, ventilation holes can be preset on the box cover, which is suitable for application scenarios where the products in the box are not suitable for airtight packaging.

[0020] The specific beneficial effects of the utility model include:

[0021] 1. The utility model has a simple structure. No glue is needed between the side panels of the box body and between the box body and the box cover. It can be assembled when needed. Large quantities can be mechanically assembled in the factory. Small quantities can be shipped separately by loading the box body and the box cover, and can be assembled manually, which is convenient and fast.

[0022] 2. The utility model can be divided and stored before assembly, which saves warehouse space, reduces the transportation volume, and saves transportation costs. The used packaging boxes can be disassembled for storage and transportation for reuse, which saves costs and is environmentally friendly.

[0023] 3. The utility model is harder, stronger and more beautiful than ordinary paper boxes, and can support the items in the box. The items are not easily squeezed and damaged, which improves the safety of the items in the box and improves the grade of the items;

[0024] 4. During production and use, you only need to change the width of the box body without changing the specifications of the box cover to assemble it into another specification packaging box with different width specifications. When multiple specifications of packaging boxes are needed, the manufacturing cost can be reduced;

[0025] 5. When fresh products are placed in the box, ventilation holes can be preset on the box cover, which is suitable for application scenarios where the products in the box are not suitable for airtight packaging;

[0026] 6. A carrying handle is provided on the box body to facilitate users to extract;

[0027] 7. There is cardboard on the front and back of the box to enhance the box's firmness and aesthetics. The surface of the box is printed with content according to the customer's reasonable needs to meet more customer needs;

[0028] 8. The box body of the utility model is kept in a flat shape before assembly, which is convenient for customers to print the contents for the second time according to temporary needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the present utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0030] Figure 1 This is a schematic diagram of the assembled embodiment 1 of the utility model;

[0031] Figure 2It is a schematic diagram of the expanded embodiment 1 of the utility model;

[0032] Figure 3 This is a schematic diagram of a box body of Example 1 of the utility model;

[0033] Figure 4 This is a schematic diagram of the box cover of Example 1 of the utility model;

[0034] Figure 5 for Figure 4 Enlarged view of point A

[0035] Figure 6 This is a schematic diagram of the embodiment 1 of the utility model when the opening is opened;

[0036] Figure 7 This is a schematic diagram of the inner side of the box cover of Example 2 of the utility model;

[0037] Figure 8 This is a side view of the inner side of the box cover of Example 2 of the utility model;

[0038] Fig. 9 This is a schematic diagram of the outer side of the box cover of Example 2 of the utility model;

[0039] Fig.10 This is a schematic diagram of the box cover of Embodiment 2 of the utility model;

[0040] Fig.11 for Fig.10 Enlarged view of point B in the middle;

[0041] Fig.12 This is a schematic diagram of the assembly relationship between the box cover and the box body of Example 2 of the utility model;

[0042] Fig.13 This is a schematic diagram of the completed assembly of Example 2 of the utility model;

[0043] Fig.14 This is a schematic diagram of the box cover of Example 3 of the utility model.

[0044] Description of Figure Numbers:

[0045] 1. Box body; 2. Box cover;

[0046] 3. Plug hole; 4. Bump;

[0047] 5. Ventilation holes; 6. Beveled surface;

[0048] 11. Side panel 1; 12. Bottom panel;

[0049] 13. Side panel 2; 14. Top panel;

[0050] 15. Reinforcement plate 1; 16. Reinforcement plate 2; 17. Reinforcement plate 3;

[0051] 18. Long hole; 19. Carrying handle;

[0052] 21. Plug board one; 22. Plug board two; 23. Extended plug rod two;

[0053] 24. Plug-in board three; 25. Extended plug-in rod one; 26. Elastic notch;

[0054] 30. Edge trimming; 31. Gap slot; 32. Support plate;

[0055] 33. Concave groove

[0056] 41. Insertion hole; 42. Stopper. DETAILED DESCRIPTION

[0057] 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.

[0058] Embodiment 1, an assembled hard packaging box, such as Figure 1 As shown, it includes a foldable box body 1 and a box cover 2 plugged with both ends of the box body 1, the box body 1 is provided with a plug hole 3, the box cover 2 is provided with a convex block 4, the convex block 4 is plugged with the plug hole 3 and stops, and the folding part of the box body 1 is provided with a chamfered surface 6. When the box body is folded, there is a margin between the plates, which is convenient for folding. The utility model has a simple structure, and no glue is required between the side plates of the box body and between the box body and the box cover. It can be assembled when used. Large quantities can be factory-mechanized assembled, and small quantities can be shipped separately by loading the box body and the box cover, and assembled manually, which is convenient and fast; the utility model can be stored in separate parts before assembly to save warehouse area, and the shipping volume is small, which saves transportation costs. The used packaging boxes can be disassembled for storage and transportation for reuse, which saves costs and is environmentally friendly.

[0059] Specifically, the box covers 2 on the left and right sides are symmetrically arranged.

[0060] Specifically, the box body 1 is made of cardboard or wood, and the box cover 2 is made of elastic plastic material.

[0061] On the basis of the above-mentioned embodiment, the inner and outer surfaces of the box body 1 are covered with cardboard, which is adhered to the front and back of the box body 1 to enhance the firmness and aesthetics of the box body 1. The surface of the box body 1 is printed with content according to the reasonable needs of customers to meet more customer needs; before assembly, the box body 1 is kept in a flat shape to facilitate secondary printing of content by customers according to temporary needs.

[0062] Based on the above implementation, Figure 2 , Figure 3 As shown, the box body 1 includes a side panel 11, a bottom panel 12, a side panel 13, and a top panel 14 which are connected in sequence. The free end of the top panel 14 is connected with a reinforcing panel 15. The free end of the side panel 11 is connected with a reinforcing panel 2 16 and a reinforcing panel 3 17 in sequence. When the packaging box is folded, the bottom panel 12, the top panel 14, and the reinforcing panel 2 16 are parallel, and the side panel 11, the side panel 2 13, the reinforcing panel 1 15, and the reinforcing panel 3 17 are parallel.

[0063] Specifically, reinforcing plate three 17 , reinforcing plate two 16 , side plate one 11 , bottom plate 12 , side plate two 13 , top plate 14 , and reinforcing plate one 15 are sequentially connected end to end. After folding, reinforcing plate one 15 covers the outer surface of side plate one 11 .

[0064] On the basis of the above-mentioned embodiment, both ends of the side plate 1 11 , the side plate 2 13 , and the reinforcing plate 1 15 are provided with plugging holes 3 which are plugged and matched with the protrusions 4 .

[0065] Specifically, one plugging hole 3 is provided at both ends of the side panel 1 1 , and two plugging holes 3 are provided at both ends of the side panel 2 13 and the reinforcing panel 1 15 .

[0066] On the basis of the above embodiment, a long hole 18 is provided on the reinforcing plate 15, and a carrying handle 19 provided on the outer side of the side plate 11 is plugged into and matched with the long hole 18. The carrying handle 19 corresponds to the long hole 18 and passes through the long hole 18, so that customers can pick up items conveniently.

[0067] Specifically, Fig.12 As shown, the carrying handle 19 is arranged on the outer surface of the side panel 11, and the side panel 11 is provided with an insertion hole 41. The stoppers 42 at both ends of the carrying handle 19 are inserted into the insertion holes, and the stoppers 42 are matched with the side panel 11 for blocking.

[0068] Based on the above implementation, Figure 4 As shown, the inner side of the box cover 2 is provided with a plug-in board 1 21 and a plug-in board 22, the plug-in board 1 21 is enclosed by the outer surface of the end of the box body 1, and the plug-in board 22 is supported by the inner surface of the end of the box body 1. The utility model is harder, stronger and more beautiful than ordinary paper boxes, and can support the items in the box, so that the items are not easily squeezed and damaged, thereby improving the safety of the items in the box and improving the grade of the items.

[0069] Specifically, Figure 4As shown, the plug board 1 21 is arranged in a U shape along the outer periphery of the box cover 2, wrapped around the left and right sides and the bottom of the box body 1, and the plug board 2 22 is arranged in a U shape, just supported on the inner surface of the end of the box body 1.

[0070] Specifically, a trim 30 is vertically arranged on the top of the box cover 2, and the height of the trim 30 is consistent with the thickness of each side panel of the packaging box. When the box body 1 and the box cover 2 are assembled, the junction of the box body 1 and the box cover 2 is seamlessly connected and is on the same horizontal plane, and the two ends of the trim 30 are flush with the plug board 21.

[0071] Based on the above implementation, Figure 5 As shown, a plug board 3 24 is arranged between the plug board 1 21 and the plug board 2 22 , and an extended plug rod 1 25 supported between the reinforcing plate 1 15 and the reinforcing plate 3 17 is arranged on the plug board 3 23 .

[0072] Specifically, the plug board three 24 is rectangular, and the plug board three 24 is inserted into the gap between the reinforcing plate one 15 and the reinforcing plate three 17. The extended plug rod one 25 is set at the top end of the plug board three 24, and is also inserted into the gap between the reinforcing plate one 15 and the reinforcing plate three 17, and is in contact with the reinforcing plate two 16 to play a supporting role.

[0073] Specifically, Figure 5 As shown, in order to insert the lengthened plug rod 1 25 between the reinforcing plate 1 15 and the reinforcing plate 3 17 , the height of the lengthened plug rod 1 25 is lower than that of the plug plate 2 22 .

[0074] On the basis of the above-mentioned embodiment, the second plug-in board 22 and the third plug-in board 24 are both provided with a second extended plug-in rod 23 .

[0075] Preferably, the extended plug rod 23 is arranged at a corner, has an arc-shaped outer circumference, and is clamped at the corner of the box body to facilitate the insertion of the box cover into the box body.

[0076] On the basis of the above-mentioned embodiment, the inner surface of the plug board 1 21 and the outer surface of the plug board 2 22 are both provided with the protrusion 4 which is plugged into and blocked by the plug hole 3 .

[0077] Preferably, the cross-sections of the plug-in hole 3 and the protrusion 4 are both quadrilaterals, the side of the protrusion 4 along the plug-in direction is inclined, the frame of the plug-in hole 3 is perpendicular to the box body 1 and is slightly larger than the protrusion 4 and cooperates with the protrusion 4 in one direction. When the box cover 2 is assembled with the box body 1, the box cover 2 is plugged into the two ends of the box body 1, and each protrusion 4 is inserted into the corresponding plug-in hole 3. The protruding part of the protrusion 4 stops the box body 1 from escaping from the plug-in hole 3. After the assembly is successful, the box body 1 and the box cover 2 are not easy to detach.

[0078] Based on the above embodiment, elastic grooves 26 are provided on both sides of the protrusion 4 to facilitate the plug-in cooperation between the protrusion 4 and the plug-in hole 3. The elastic grooves 26 facilitate the protrusion 4 to tilt inward when squeezed, and also facilitate the protrusion 4 to tilt inward again to disengage from the plug-in hole 3 during disassembly.

[0079] Specifically, when the box body needs to be opened, the plug-in board 21 is bent outward to separate the protrusion 4 on the plug-in board 21 from the plug-in hole 3 on the reinforcing board 15. The side plate 11, the reinforcing board 2, and the reinforcing board 3 are U-shaped and still remain plugged with the box cover. The long hole 18 is out of the obstruction of the carrying handle 19, and the reinforcing board 15 and the top plate 14 continue to flip over to open the opening, and take the yam from the packaging box. Figure 6 shown.

[0080] On the basis of the above embodiment, the box cover 2 is provided with ventilation holes 5. When fresh products are placed in the box, ventilation holes can be provided on the box cover, which is suitable for application scenarios where the products in the box are not suitable for airtight packaging.

[0081] During production and use, only the width of the box body needs to be changed, and without changing the specifications of the box cover, it can be assembled into another packaging box with different width specifications. When packaging boxes of multiple specifications are needed, the manufacturing cost can be reduced.

[0082] Example 2, as a preferred embodiment of the assembled hard packaging box, is different from Example 1 in that a plug hole 3 is provided at both ends of the side panel 11, the bottom panel 12, the side panel 2 13, and the reinforcing panel 1 15. Fig.10 As shown, the inner wall of the plug board 1 21, the outer wall of the plug board 3 24, and the outer wall of the plug board 2 22 are all provided with protrusions 4, and each plug hole 3 corresponds to the position of the protrusion 4 to be plugged in, and the side of the protrusion 4 along the plugging direction is inclined. When the box cover 2 is assembled with the box body 1, the box cover is plugged into the two ends of the box body 1, and each protrusion 4 is inserted into the corresponding plug hole 3. The protruding part of the protrusion 4 stops the box body 1 from coming out of the plug hole 3. After the assembly is successful, the box body 1 and the box cover 2 are not easy to come off.

[0083] Preferably, if Figure 7 , Figure 8 As shown, the protrusion 4 provided on the plug-in board 1 21 is higher than the protrusion 4 provided on the outer wall of the plug-in board 3 24 , and the top of the protrusion 4 provided on the plug-in board 1 21 is also inclined, so as to facilitate the plug-in cooperation with the plug-in hole 3 .

[0084] Preferably, a clearance groove 31 is provided on the box cover near the protrusion 4 provided on the plug board 21 for facilitating the plug board 21 to be bent outward. When the opening of the packaging box needs to be opened, the hand is inserted into the clearance groove 31 and the plug board 21 is bent outward to separate the protrusion 4 from the plug hole 3.

[0085] Preferably, if Fig. 9 As shown, a circle of support plates 32 are arranged on the periphery of the box cover to prevent the box cover from being deformed and to enhance the support effect of the box cover.

[0086] Preferably, if Fig.11 As shown, the inner connection between the boards is provided with a chamfered surface 6, so that when the box body is folded, there is a margin between the boards, which facilitates folding.

[0087] Specifically, Fig.12 , Fig.13 As shown, when the box body needs to be opened, the plug-in board 21 is bent outward to separate the protrusion 4 on the plug-in board 21 from the plug-in hole 3 on the reinforcing plate 15. The side plate 11, the reinforcing plate 2, and the reinforcing plate 3 are U-shaped and still remain plugged with the box cover 2. The long hole 18 is out of the obstruction of the carrying handle 19. The reinforcing plate 15 and the top plate 14 continue to flip over to open the opening and take the yam from the packaging box. Figure 6 shown.

[0088] Example 3, as a preferred embodiment of the assembled hard packaging box, is different from Example 1 and Example 2 in that a concave groove 33 is provided on the top of the box cover. Fig.14 As shown, when the box is opened, it is convenient to take out items.

[0089] Example 4, as a preferred implementation of the assembled hard packaging box, is different from Example 1, Example 2, and Example 3 in that the cross-sections of the plug-in hole 3 and the protrusion 4 are circular or elliptical or other matching shapes, so that the protrusion 4 and the plug-in hole 3 can be accurately plugged in and stopped, the side of the protrusion 4 along the plug-in direction is inclined, the frame of the plug-in hole 3 is perpendicular to the box body 1 and the shape is slightly larger than the protrusion 4 and is stopped in one direction with the protrusion 4. When the box cover 2 is assembled with the box body 1, the box cover 2 is plugged into the two ends of the box body 1, and each protrusion 4 is inserted into the corresponding plug-in hole 3. The protruding part of the protrusion 4 stops the box body 1 from escaping from the plug-in hole 3. After successful assembly, the box body 1 and the box cover 2 are not easy to detach.

[0090] The parts not described in detail in the present invention are all conventional technical means known to those skilled in the art.

[0091] The above content shows and describes the basic principle, main features and beneficial effects of the utility model. The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An assembled hard packaging box, characterized in that: The invention comprises a foldable box body (1) and a box cover (2) pluggably matched with two ends of the box body (1); the box body (1) is provided with a plugging hole (3); the box cover (2) is provided with a protrusion (4); the protrusion (4) is pluggably matched with the plugging hole (3); and a chamfered surface (6) is provided at the folding part of the box body (1).

2. The assembled hard packaging box according to claim 1, characterized in that: The inner surface and the outer surface of the box body (1) are both covered with cardboard.

3. The assembled hard packaging box according to claim 1 or 2, characterized in that: The box body (1) comprises a side panel 1 (11), a bottom panel (12), a side panel 2 (13), and a top panel (14) which are connected in sequence; the free end of the top panel (14) is connected to a reinforcing panel 1 (15); the free end of the side panel 1 (11) is connected to a reinforcing panel 2 (16) and a reinforcing panel 3 (17) in sequence; when the packaging box is folded, the bottom panel (12), the top panel (14), and the reinforcing panel 2 (16) are parallel; and the side panel 1 (11), the side panel 2 (13), the reinforcing panel 1 (15), and the reinforcing panel 3 (17) are parallel.

4. The assembled hard packaging box according to claim 3, characterized in that: Both ends of the side plate 1 (11), the side plate 2 (13) and the reinforcing plate 1 (15) are provided with plug holes (3) that are plugged into and matched with the protrusions (4).

5. The assembled hard packaging box according to claim 3, characterized in that: The reinforcing plate one (15) is provided with a long hole (18), and a carrying handle (19) provided on the outer side surface of the side plate one (11) is plugged into and fitted with the long hole (18).

6. The assembled hard packaging box according to claim 3, characterized in that: A first plug-in board (21) and a second plug-in board (22) are arranged on the inner side of the box cover (2); the first plug-in board (21) is enclosed by the outer surface of the end of the box body (1); and the second plug-in board (22) is supported by the inner surface of the end of the box body (1).

7. The assembled hard packaging box according to claim 6, characterized in that: A plug board three (24) is arranged between the plug board one (21) and the plug board two (22), and the plug board three (24) is provided with an extended plug rod one (25) supported between the reinforcing plate one (15) and the reinforcing plate three (17), and the plug board two (22) and the plug board three (24) are both provided with an extended plug rod two (23).

8. The assembled hard packaging box according to claim 7, characterized in that: The inner side of the first plug board (21), the outer side of the second plug board (22), and the outer side of the third plug board (24) are all provided with the protrusion (4) that is plugged into and blocks the plug hole (3), and the side surface of the protrusion (4) along the plugging direction is inclined.

9. The assembled hard packaging box according to claim 8, characterized in that: Elastic notches (26) are provided on both sides of the protrusion (4).

10. The assembled hard packaging box according to any one of claims 1-2 and 4-9, characterized in that: The box cover (2) is provided with a ventilation hole (5).

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