Folding fruit packaging box

Abstract

The utility model relates to the technical field of packaging containers, in particular to a folding fruit packaging box. Comprising a bottom plate, a top plate, a front plate, a rear plate, a left side plate and a right side plate. The bottom plate comprises a first bottom plate and a second bottom plate, the front side of the first bottom plate is rotationally connected with the lower side of the front plate through a third rotating shaft, and the rear side of the second bottom plate is rotationally connected with the lower side of the rear plate through a fourth rotating shaft; a plurality of second self-fastening buckle grooves are formed in the rear side end face of the first bottom plate, and second self-fastening protrusions corresponding to the second self-fastening buckle grooves in position are arranged on the front side end face of the second bottom plate. The first bottom plate and the second bottom plate are folded to be located on the same plane to form the bottom of the box body, at the moment, the second self-fastening protrusions are clamped into the second self-fastening grooves to form a self-fastening structure, the first bottom plate and the second bottom plate cannot be automatically opened, and the self-fastening function of the opening and closing position of the box body is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging containers, in particular to a foldable fruit packaging box. Background Art

[0002] As a small space for containing objects, the box is an indispensable small item for storage and transportation in modern society. Different industries choose different materials for manufacturing according to the requirements for the performance of the box. Commonly used materials are paper, wood, glass and unsaturated resin.

[0003] In the prior art, there are boxes for shipping fruits and vegetables. For example, the Chinese patent authorization announcement number: CN116424688B was announced and authorized on December 29, 2023. It is a turnover box for fruit and vegetable transportation that is easy to stack, including a first side panel, a second side panel, a base and a top panel. The first side panel and the second side panel are respectively provided with two pieces, and the adjacent first side panels and second side panels are mutually clamped. The bottoms of the first side panel and the second side panel are respectively movably connected to the base, and the top of the second side panel is movably connected to the top panel; an auxiliary box is provided on the top panel, and a movable plate is movably clamped on the auxiliary box. The auxiliary box is provided with a through slot, and the movable plate is arranged at the position of the through slot as a mesh structure, and the side wall of the auxiliary box is provided with at least one ventilation slot; the corners of the second side panel are respectively connected with stacking components, and the stacking components include connecting columns, and the top and bottom of the connecting columns are respectively connected with clamping blocks. The turnover box can effectively ensure the freshness of the fruits and vegetables inside the turnover box by storing auxiliary fruits and vegetables or fresh-keeping products in the auxiliary box, and at the same time has the functions of being easy to store and stack.

[0004] In actual use, the top plate of this technical solution requires an additional locking device to prevent the top plate from accidentally opening. In addition, the base and the side plates are plug-in connected, and when folding and storage are required, the base and the side plates need to be disassembled and stacked separately. Utility Model Content

[0005] In view of the shortcomings of the prior art, the purpose of the present invention is to:

[0006] 1. Provide a foldable packaging box with a certain self-fastening function at the opening.

[0007] 2. Solve the needs of folding, storing, positioning and stacking of packaging boxes.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a foldable fruit packaging box, comprising a bottom plate, a top plate, a front plate, a rear plate, a left plate and a right plate;

[0009] The front panel side is rotatably connected to the left panel side via a first connecting protrusion;

[0010] The other side of the left side plate is connected to one side of the rear plate via a first positioning column;

[0011] The other side of the rear plate is rotatably connected to one side of the right side plate via a second connecting protrusion;

[0012] The other side of the right side plate is connected to the other side of the front plate via a second positioning column;

[0013] The top plate comprises a first top plate and a second top plate, the front side of the first top plate is rotatably connected to the upper side of the front plate via a first rotating shaft, and the rear side of the second top plate is rotatably connected to the upper side of the rear plate via a second rotating shaft;

[0014] A plurality of first self-fastening grooves are arranged on the rear end surface of the first top plate, and a first self-fastening protrusion corresponding to the position of the first self-fastening grooves is arranged on the front end surface of the second top plate.

[0015] The bottom plate comprises a first bottom plate and a second bottom plate, the front side of the first bottom plate is rotatably connected to the lower side of the front plate via a third rotating shaft, and the rear side of the second bottom plate is rotatably connected to the lower side of the rear plate via a fourth rotating shaft;

[0016] A plurality of second self-fastening grooves are arranged on the rear end surface of the first bottom plate, and a second self-fastening protrusion corresponding to the position of the second self-fastening grooves is arranged on the front end surface of the second bottom plate.

[0017] In the technical solution, the front plate, the rear plate, the left side plate and the right side plate constitute the four walls of the box, the bottom plate constitutes the bottom of the box, and the top plate constitutes the top of the box. When in use, the box is first unfolded into a rectangular parallelepiped by rotating, and then the first positioning column is inserted into the connection between the other side of the left side plate and one side of the rear plate, and the second positioning column is inserted into the connection between the other side of the right side plate and the other side of the front plate.

[0018] The first bottom plate and the second bottom plate are closed so that they are in the same plane to form the bottom of the box body. At this time, the second self-fastening protrusion is inserted into the second self-fastening groove to form a self-fastening structure, so that the first bottom plate and the second bottom plate will not open automatically.

[0019] After the contents are loaded, the first top plate and the second top plate are closed so that they are in the same plane to form the top of the box body. At this time, the first self-fastening protrusion is inserted into the second self-fastening groove to form a self-fastening structure, so that the first top plate and the second top plate will not open automatically.

[0020] When folding and storage is required, the angle between the front plate and the left plate is folded from 90° to 0°, the angle between the front plate and the right plate is folded from 90° to 180°, the angle between the rear plate and the left plate is folded from 90° to 180°, and the angle between the rear plate and the right plate is folded from 90° to 0°. The first top plate is parallel to the front plate and in the same plane, the second top plate is parallel to the rear plate and in the same plane, the first bottom plate is parallel to the front plate and in the same plane, and the second bottom plate is parallel to the rear plate and in the same plane.

[0021] Optionally, the thickness of the first connecting protrusion is greater than the sum of the thickness of the front plate and the thickness of the left side plate.

[0022] Optionally, the thickness of the second connecting protrusion is greater than the sum of the thickness of the rear plate and the thickness of the right side plate.

[0023] The thickness of the first connecting protrusion refers to the dimension in the thickness direction of the front plate, and its design function is to provide sufficient rotation space for the left plate to be folded onto the front plate. The thickness design of the second connecting protrusion is consistent with the thickness design of the first connecting protrusion, and the effect is to provide sufficient rotation space for the right plate to be folded onto the back plate.

[0024] Optionally, a left sealing groove is provided at the middle of the upper edge of the left side plate, a first sealing protrusion corresponding to the left sealing groove is provided at the left side of the first top plate, and a third sealing protrusion corresponding to the left sealing groove is provided at the left side of the second top plate.

[0025] Optionally, a right sealing groove is provided at the middle of the upper edge of the right side plate, a second sealing protrusion corresponding to the right sealing groove is provided at the right side of the first top plate, and a fourth sealing protrusion corresponding to the right sealing groove is provided at the right side of the second top plate.

[0026] The design purpose of the sealing groove of the present technical solution is to provide one or more protrusions for applying force to the top plate to enable it to be opened, and the shape and size of the protrusion corresponding to the groove is not larger than the groove itself, so that the protrusion is hidden inside the groove body to prevent accidental opening.

[0027] Optionally, a plurality of the first self-fastening protrusions and the first self-fastening grooves are provided, the first self-fastening grooves are provided on the inner sides of the upper ends of the left plate and the right plate, the first self-fastening protrusions corresponding to the positions of the first self-fastening grooves are provided on the first top plate, and the first self-fastening protrusions corresponding to the positions of the first self-fastening grooves are provided on the second top plate.

[0028] Optionally, the first self-fastening groove is in the shape of a rectangular parallelepiped, the groove wall of the first self-fastening groove on the side far from the base plate is a first groove body guide surface, the surface of the first self-fastening protrusion on the side close to the base plate is a first protrusion guide surface, the first groove body guide surface corresponds to the first protrusion guide surface in position, and the first groove body guide surface matches the first protrusion guide surface in shape.

[0029] Optionally, the second self-fastening groove is in the shape of a rectangular parallelepiped, the groove wall of the second self-fastening groove on the side far from the top plate is a second groove body guide surface, the surface of the second self-fastening protrusion on the side close to the top plate is a second protrusion guide surface, the second groove body guide surface corresponds to the second protrusion guide surface in position, and the second groove body guide surface matches the second protrusion guide surface in shape.

[0030] The beneficial technical effects of the utility model are as follows: the bottom of the box is formed by closing the first bottom plate and the second bottom plate so that they are in the same plane, and at this time the second self-fastening protrusion is inserted into the second self-fastening groove to form a self-fastening structure, so that the first bottom plate and the second bottom plate will not open automatically to realize the self-fastening function at the opening and closing of the box; the box is unfolded by inserting the first positioning column at the connection between the other side of the left plate and one side of the rear plate, and the second positioning column at the connection between the other side of the right plate and the other side of the front plate; the box can be folded by taking out the first positioning column and the second positioning column, and at the same time the first positioning column and the second positioning column provide a positioning function for the box stacked on top of the box. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0032] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model after omitting the first top plate;

[0033] Figure 3 It is a schematic diagram of the structure of the utility model when it is folded;

[0034] Figure 4 It is a schematic diagram of the structure of the utility model after folding;

[0035] Figure 5 It is an enlarged structural schematic diagram of the self-fastening component of the utility model.

[0036] Figure markings: 1-front plate, 2-rear plate, 3-left plate, 4-right plate, 5-first connecting protrusion, 6-second connecting protrusion, 7-left sealing groove, 8-first sealing protrusion, 9-right sealing groove, 10-second sealing protrusion, 11-third sealing protrusion, 12-fourth sealing protrusion, 13-first top plate, 14-second top plate, 15-first bottom plate, 16-second bottom plate, 17-first rotating shaft, 18-second rotating shaft, 19-third rotating shaft, 20-fourth rotating shaft, 21-first self-fastening buckle groove, 22-first self-fastening protrusion, 23-first positioning column, 24-second positioning column, 25-first groove guide surface, 26-first protrusion guide surface. DETAILED DESCRIPTION

[0037] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. The same parts are represented by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "bottom surface" and "top surface", "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0038] Reference Figure 1-5 As shown, a foldable fruit packaging box includes a bottom plate, a top plate, a front plate, a rear plate, a left plate and a right plate;

[0039] One side of the front plate is rotatably connected to one side of the left plate via a first connecting protrusion; the thickness of the first connecting protrusion is slightly greater than the sum of the thickness of the front plate and the thickness of the left plate.

[0040] The other side of the left side plate is connected to one side of the rear plate through a first positioning column; a left sealing groove is arranged in the middle of the upper edge of the left side plate, a first sealing protrusion corresponding to the left sealing groove is arranged on the left side of the first top plate, and a third sealing protrusion corresponding to the left sealing groove is arranged on the left side of the second top plate.

[0041] The other side of the rear plate is rotatably connected to one side of the right side plate through a second connecting protrusion; the thickness of the second connecting protrusion is slightly greater than the sum of the thickness of the rear plate and the thickness of the right side plate.

[0042] The other side of the right side plate is connected to the other side of the front plate through a second positioning column; a right sealing groove is provided in the middle of the upper edge of the right side plate, a second sealing protrusion corresponding to the right sealing groove is provided on the right side of the first top plate, and a fourth sealing protrusion corresponding to the right sealing groove is provided on the right side of the second top plate.

[0043] The top plate comprises a first top plate and a second top plate, the front side of the first top plate is rotatably connected to the upper side of the front plate via a first rotating shaft, and the rear side of the second top plate is rotatably connected to the upper side of the rear plate via a second rotating shaft;

[0044] A plurality of first self-fastening grooves and a plurality of first self-fastening protrusions are arranged on the rear end surface of the first top plate, and a first self-fastening protrusion corresponding to the position of the first self-fastening grooves on the first top plate and a first self-fastening groove corresponding to the position of the first self-fastening protrusion on the first top plate are arranged on the front end surface of the second top plate.

[0045] The bottom plate comprises a first bottom plate and a second bottom plate, the front side of the first bottom plate is rotatably connected to the lower side of the front plate via a third rotating shaft, and the rear side of the second bottom plate is rotatably connected to the lower side of the rear plate via a fourth rotating shaft;

[0046] A plurality of second self-fastening grooves and a plurality of second self-fastening protrusions are arranged on the rear end surface of the first base plate, and a second self-fastening protrusion corresponding to the position of the second self-fastening grooves on the first base plate and a first self-fastening groove corresponding to the position of the second self-fastening protrusions on the first base plate are arranged on the front end surface of the second base plate.

[0047] A plurality of first self-fastening protrusions and first self-fastening grooves are provided, a first self-fastening groove is provided on the inner side of the upper end of the left plate and the right plate, a first self-fastening protrusion corresponding to the position of the first self-fastening groove is provided on the first top plate, and a first self-fastening protrusion corresponding to the position of the first self-fastening groove is provided on the second top plate.

[0048] The first self-fastening groove is in the shape of a rectangular parallelepiped, the groove wall on the side far from the bottom plate of the first self-fastening groove is the first groove body guide surface, the surface on the side near the bottom plate of the first self-fastening protrusion is the first protrusion guide surface, the first groove body guide surface corresponds to the first protrusion guide surface in position, and the first groove body guide surface matches the first protrusion guide surface in shape.

[0049] The second self-fastening groove is in the shape of a rectangular parallelepiped, the groove wall on the side far from the top plate of the second self-fastening groove is the second groove body guide surface, the surface on the side near the top plate of the second self-fastening protrusion is the second protrusion guide surface, the second groove body guide surface corresponds to the second protrusion guide surface in position, and the second groove body guide surface matches the second protrusion guide surface in shape.

[0050] In the technical solution, the front plate, the rear plate, the left side plate and the right side plate constitute the four walls of the box, the bottom plate constitutes the bottom of the box, and the top plate constitutes the top of the box. When in use, the box is first unfolded into a rectangular parallelepiped by rotating, and then the first positioning column is inserted into the connection between the other side of the left side plate and one side of the rear plate, and the second positioning column is inserted into the connection between the other side of the right side plate and the other side of the front plate.

[0051] The first bottom plate and the second bottom plate are closed so that they are in the same plane to form the bottom of the box body. At this time, the second self-fastening protrusion is inserted into the second self-fastening groove to form a self-fastening structure, so that the first bottom plate and the second bottom plate will not open automatically.

[0052] After the contents are loaded, the first top plate and the second top plate are closed so that they are in the same plane to form the top of the box body. At this time, the first self-fastening protrusion is inserted into the second self-fastening groove to form a self-fastening structure, so that the first top plate and the second top plate will not open automatically.

[0053] When folding and storage is required, the angle between the front plate and the left plate is folded from 90° to 0°, the angle between the front plate and the right plate is folded from 90° to 180°, the angle between the rear plate and the left plate is folded from 90° to 180°, and the angle between the rear plate and the right plate is folded from 90° to 0°. The first top plate is parallel to the front plate and in the same plane, the second top plate is parallel to the rear plate and in the same plane, the first bottom plate is parallel to the front plate and in the same plane, and the second bottom plate is parallel to the rear plate and in the same plane.

[0054] The thickness of the first connecting protrusion refers to the dimension in the thickness direction of the front panel, and its design function is to provide sufficient rotation space for the folding of the left panel onto the front panel. The thickness design of the second connecting protrusion is consistent with the thickness design of the first connecting protrusion, and the effect is to provide sufficient rotation space for the folding of the right panel onto the back panel. In addition, the first and second connecting protrusions will also limit the rotation angles between the corresponding front panel, left panel, back panel, and right panel, ensuring that they can only rotate inwards, further providing stability for the box as a whole.

[0055] The design purpose of the sealing groove of the present technical solution is to provide one or more protrusions for applying force to the top plate to enable it to be opened, and the shape and size of the protrusion corresponding to the groove is not larger than the groove itself, so that the protrusion is hidden inside the groove body to prevent accidental opening.

[0056] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A foldable fruit packaging box, characterized in that: It includes a bottom plate, a top plate, a front plate, a rear plate, a left plate and a right plate; The front panel side is rotatably connected to the left panel side via a first connecting protrusion; The other side of the left side plate is connected to one side of the rear plate via a first positioning column; The other side of the rear plate is rotatably connected to one side of the right side plate via a second connecting protrusion; The other side of the right side plate is connected to the other side of the front plate via a second positioning column; The top plate comprises a first top plate and a second top plate, the front side of the first top plate is rotatably connected to the upper side of the front plate via a first rotating shaft, and the rear side of the second top plate is rotatably connected to the upper side of the rear plate via a second rotating shaft; A plurality of first self-fastening grooves are arranged on the rear end surface of the first top plate, and a first self-fastening protrusion corresponding to the position of the first self-fastening grooves is arranged on the front end surface of the second top plate; The base plate includes a first base plate and a second base plate, the front side of the first base plate is rotatably connected to the lower side of the front plate via a third rotating shaft, and the rear side of the second base plate is rotatably connected to the lower side of the rear plate via a fourth rotating shaft; a plurality of second self-fastening grooves are arranged on the rear side end surface of the first base plate, and a second self-fastening protrusion corresponding to the position of the second self-fastening grooves is arranged on the front side end surface of the second base plate.

2. A foldable fruit packaging box according to claim 1, characterized in that: The thickness of the first connecting protrusion is greater than the sum of the thickness of the front plate and the thickness of the left side plate.

3. A foldable fruit packaging box according to claim 1, characterized in that: The thickness of the second connecting protrusion is greater than the sum of the thickness of the rear plate and the thickness of the right side plate.

4. A foldable fruit packaging box according to claim 1, characterized in that: A left sealing groove is arranged at the middle of the upper edge of the left side plate, a first sealing protrusion corresponding to the left sealing groove is arranged at the left side of the first top plate, and a third sealing protrusion corresponding to the left sealing groove is arranged at the left side of the second top plate.

5. The foldable fruit packaging box according to claim 1, characterized in that: A right sealing groove is arranged at the middle of the upper edge of the right side plate, a second sealing protrusion corresponding to the right sealing groove is arranged at the right side of the first top plate, and a fourth sealing protrusion corresponding to the right sealing groove is arranged at the right side of the second top plate.

6. A foldable fruit packaging box according to claim 1, characterized in that: A plurality of the first self-fastening protrusions and the first self-fastening grooves are provided, the first self-fastening grooves are provided on the inner sides of the upper ends of the left plate and the right plate, the first self-fastening protrusions corresponding to the positions of the first self-fastening grooves are provided on the first top plate, and the first self-fastening protrusions corresponding to the positions of the first self-fastening grooves are provided on the second top plate.

7. A foldable fruit packaging box according to claim 6, characterized in that: The first self-fastening groove is in the shape of a rectangular parallelepiped, the groove wall of the first self-fastening groove on the side far from the base plate is the first groove body guide surface, the surface of the first self-fastening protrusion on the side close to the base plate is the first protrusion guide surface, the first groove body guide surface corresponds to the first protrusion guide surface in position, and the first groove body guide surface matches the first protrusion guide surface in shape.

8. A foldable fruit packaging box according to claim 6, characterized in that: The second self-fastening groove is in the shape of a rectangular parallelepiped, the groove wall of the second self-fastening groove on the side far from the top plate is the second groove body guide surface, the surface of the second self-fastening protrusion on the side close to the top plate is the second protrusion guide surface, the second groove body guide surface corresponds to the second protrusion guide surface in position, and the second groove body guide surface matches the second protrusion guide surface in shape.

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