Packaging box and paperboard structure

Abstract

The utility model provides a packaging box and a paperboard structure. The packaging box comprises a bottom plate, a third buffering part, a fourth buffering part, a first buffering part, a second buffering part, a first wall part and a second wall part. The first buffer part comprises a first hollow part, and the first hollow part is located on one side, in the second direction, of the bottom plate; the first wall part and the second wall part are connected with the two ends, in the third direction, of the bottom plate in a bent mode correspondingly. The third buffering part and the fourth buffering part are connected with the ends, away from the bottom plate, of the first wall part and the second wall part in a bent mode correspondingly, the third buffering part comprises a second hollow part, the fourth buffering part comprises a third hollow part, the second hollow part and the third hollow part are located on the same side of the bottom plate in the second direction with the first hollow part, and the second hollow part abuts against the bottom plate. The third hollow part and the second hollow part are parallel in the second direction, and a first containing cavity is defined by the first hollow part, the second hollow part and the third hollow part.

Claims

1. A packaging box, characterized in that: include: Base plate; The first buffer part and the second buffer part having the same structure are respectively connected to the two ends of the bottom plate along the first direction by bending; the first buffer part includes a first hollow part, the first hollow part is located at one side of the bottom plate along the second direction, and the second direction is perpendicular to the first direction; The first wall portion and the second wall portion having the same structure are respectively connected to the two ends of the bottom plate along the third direction by bending, and the first direction and the second direction are both perpendicular to the third direction; The third buffer portion and the fourth buffer portion are respectively connected to the first wall portion and the second wall portion at one end that is bent away from the bottom plate. The third buffer portion includes a second hollow portion, and the fourth buffer portion includes a third hollow portion. The second hollow portion and the third hollow portion are both located on the same side of the bottom plate along the second direction as the first hollow portion. The second hollow portion abuts against the bottom plate. The third hollow portion is parallel to the second hollow portion along the second direction. The first hollow portion, the second hollow portion and the third hollow portion enclose a first accommodating cavity.

2. The packaging box according to claim 1, characterized in that: The second hollow portion includes a first partition, a first connecting plate, a second partition and a second connecting plate. The two first connecting plates are bent and connected to the first partition at both ends along the first direction. The two second partitions are respectively bent and connected to the ends of the two first connecting plates away from the first partition. The two second connecting plates are respectively bent and connected to the ends of the two second partitions away from the first connecting plates. The first partition, the second partition and the bottom plate are parallel along the second direction. The first connecting plate and the second connecting plate are parallel along the first direction. The end of the second connecting plate away from the second partition abuts against the first partition, and the second partition abuts against the bottom plate. The first partition, the first connecting plate, the second partition and the second connecting plate enclose a hollow space, and the bottom plate, the first partition and the two second connecting plates enclose a second accommodating cavity.

3. The packaging box according to claim 2, characterized in that: The first partition includes a first plate body and a second plate body connected by bending. The first plate body is provided with a through hole connecting the first accommodating cavity and the second accommodating cavity. The second plate body is used to close the through hole.

4. The packaging box according to claim 1, characterized in that: The third buffer portion also includes a fourth hollow portion, and the fourth hollow portion includes a third connecting plate and a first supporting portion, the third connecting plate is respectively bent and connected to the first wall portion and the second hollow portion at two ends along the second direction, the third connecting plate is respectively bent and connected to the two first supporting portions at two ends along the first direction, the third connecting plate is parallel to the first wall portion along the third direction, the first supporting portion is abutted against the first wall portion, and the third connecting plate, the first wall portion and the two first supporting portions enclose a hollow space.

5. The packaging box according to claim 1, characterized in that: The third buffer portion also includes a fifth hollow portion, and the fifth hollow portion includes a fourth connecting plate, a fifth connecting plate, a sixth connecting plate and a second supporting portion, the fourth connecting plate is connected to a bending end of the second hollow portion away from the first wall portion, the fifth connecting plate is connected to a bending end of the fourth connecting plate away from the second hollow portion, the sixth connecting plate is connected to a stack of bending ends of the fifth connecting plate away from the fourth connecting plate, the sixth connecting plate is connected to two second supporting portions at both ends along the first direction respectively, the sixth connecting plate abuts against the second wall portion, the second supporting portion abuts against the second hollow portion, and the fourth connecting plate, the fifth connecting plate, the sixth connecting plate, the second hollow portion, the bottom plate and the two second supporting portions enclose a hollow space.

6. The packaging box according to claim 1, characterized in that: The third hollow portion includes a cover plate, a third partition plate, a seventh connecting plate and an eighth connecting plate, the cover plate is bent and connected to one end of the second wall portion away from the bottom plate, the two seventh connecting plates are bent and connected to both ends of the cover plate along the first direction, the two third partitions are respectively bent and connected to one end of the two seventh connecting plates away from the cover plate, the two eighth connecting plates are respectively bent and connected to one end of the two third partitions away from the seventh connecting plates, the cover plate, the third partition and the bottom plate are parallel along the second direction, the seventh connecting plate and the eighth connecting plate are parallel along the first direction, the third partition abuts against the third buffer portion, the cover plate, the third partition, the seventh connecting plate and the eighth connecting plate enclose a hollow space, the cover plate, the third partition, the eighth connecting plate, the first hollow portion and the second hollow portion enclose the first accommodating cavity.

7. The packaging box according to claim 1, characterized in that: The first hollow portion includes a first inner plate and a first outer plate that are bent and connected. One end of the first outer plate along the second direction is bent and connected to the first inner plate through a ninth connecting plate. The other end of the first outer plate along the second direction is bent and connected to the bottom plate. The first outer plate, the ninth connecting plate, the first inner plate and the bottom plate are combined to form a hollow insertion cavity.

8. The packaging box according to claim 7, characterized in that: The first wall portion includes a side plate and first inserting tongues bent and connected to both ends of the side plate along the first direction, and the two first inserting tongues are respectively inserted into the inserting cavities of the first buffer portion and the second buffer portion.

9. The packaging box according to claim 7, characterized in that: The fourth buffer portion also includes an inserting portion, which includes a tenth connecting plate and a second inserting tongue. The tenth connecting plate is bent and connected to an end of the third hollow portion that is away from the second wall portion. Both ends of the tenth connecting plate along the first direction are respectively bent and connected to the two second inserting tongues. The two second inserting tongues are respectively inserted into the inserting cavities of the first buffer portion and the second buffer portion.

10. A paperboard structure, characterized in that: include: a first side and an opposing second side; as well as Baseboard area; A first buffer zone and a second buffer zone with the same structure are respectively connected to two ends of the bottom plate area along the first reference direction, the first buffer zone is bent relative to the bottom plate area toward the first surface to form a first buffer portion, the second buffer zone is bent relative to the bottom plate area toward the first surface to form a second buffer portion, the first buffer portion includes a first hollow portion, and the first hollow portion is located at one side of the bottom plate area along the second direction; A first wall region and a second wall region having the same structure, respectively connected to two ends of the bottom plate region along a second reference direction, the first wall region being bent relative to the bottom plate region toward the first surface to form a first wall portion, and the second wall region being bent relative to the bottom plate region toward the first surface to form a second wall portion; The third buffer zone and the fourth buffer zone are respectively connected to one end of the first wall zone and the second wall zone away from the bottom plate zone, the third buffer zone is bent at least once toward the first surface and the second surface relative to the bottom plate zone to form a third buffer portion, the fourth buffer zone is bent toward the first surface relative to the bottom plate zone to form a fourth buffer portion, the third buffer portion includes a second hollow portion, the fourth buffer portion includes a third hollow portion, the second hollow portion and the third hollow portion are both located on the same side of the bottom plate zone along the second direction as the first hollow portion, the second hollow portion abuts against the bottom plate, the third hollow portion is parallel to the second hollow portion along the second direction, and the first hollow portion, the second hollow portion and the third hollow portion are enclosed to form a first accommodating cavity.

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