TWM534735U - Package box - Google Patents

Description

Packing box

The present invention relates to a package, and more particularly to a package having a cushioning structure.

Items that are generally susceptible to damage due to impact, such as display panels, require good packaging protection during transport to avoid damage from external forces during transport. Therefore, the container generally used for transporting vulnerable items requires a buffer structure to absorb the impact force that may be generated during the transportation of the article. Common cushioning structures are, for example, made of plastic materials such as foam, styrofoam, or folded in cardboard. Because the size and shape of the items to be packaged are different, the buffer structure of the package must be designed for different items to meet the needs of use.

Therefore, one of the objects of the present invention is to provide a package made of cardboard suitable for accommodating panels, especially display panels.

Therefore, another object of the present invention is to provide a package suitable for accommodating a curved surface, in particular a curved display panel.

Thus, in some embodiments, the present invention is suitable for accommodating a plate and is made of cardboard, the package comprising a bottom wall, a top wall opposite the bottom wall, and two spaced apart from each other. The long side wall, the two short side walls and the plurality of buffer limiting units are oppositely connected between the bottom wall and the top wall. The two short side walls are oppositely connected to each other between the bottom wall and the top wall, and are connected between the two long side walls, and define an accommodation together with the bottom wall, the top wall and the two long side walls. The space, each short side wall has an inner plate portion and an outer plate portion spaced from the inner plate portion. The buffer limiting units are located in the accommodating space and are spaced apart from each other and spaced apart from the two short side walls. Each buffer limiting unit has two side spacers which are opposite to each other and respectively fixed and protrude from the inner surface of the two long side walls, and a bottom portion which is connected between the two side spacers and protrudes from the inner surface of the bottom wall a spacer, and a top spacer connected between the two side spacers and protruding from an inner surface of the top wall, the side spacers, the bottom spacers, and the top spacers of the buffer limiting unit, and The inner plate portions of the two short side walls collectively define a space for receiving the plate and limiting it.

In some embodiments, each of the buffer limiting units includes a bridge member, a carrier member and a top member, the bridge member having two U-shaped bodies spaced apart from each other, each of the U-shaped bodies being plate-shaped and having two An arm portion respectively fixed to the two long side walls and a transverse portion connecting the two arm portions adjacent to the bottom wall, the carrier member is fixed on the two transverse portions of the bridge member, and has a spanning Relying on the carrier portion of the two transverse portions, the carrier portion is for abutting the plate member, the top abutting member has a plate portion bridging the four arms of the bridge member, and two respectively Abutting plate portion extending from opposite sides of the plate portion for abutting the plate member, the two abutting plate portions are opposite to each other and spaced apart from the top wall The spacer portion is spaced apart from the top wall, and each of the side spacers is formed by the two arm portions of the two U-shaped bodies located on the same long side wall, the bottom spacer region being the transverse portion of the two U-shaped bodies and the The carrier members are formed together, and the top spacer is formed by the abutting member.

In some embodiments, each of the bridges further has a connection connecting the two U-shaped bodies adjacent to the bottom wall.

In some embodiments, each of the long side walls has a main plate portion and a plurality of connecting pieces, the main plate portion has a top side connecting the top wall and a bottom side connecting the bottom wall, wherein the connecting pieces are respectively The top side and the bottom side are bent and extended, and the positions of the connecting pieces connected to the top side are aligned with the positions of the connecting pieces connected to the bottom side, wherein the two connecting pieces are aligned with each other The two connecting pieces with the long side walls are aligned to form a group to connect one of the bridge members.

In some embodiments, each arm has a top end adjacent to the top wall, a bottom end adjacent to the bottom wall, and two first openings at the top end and the bottom end, each of the two openings The connecting piece has two second grooves whose openings are located away from the end edge of the main plate portion, and each of the second card grooves is engaged with the corresponding first card groove.

In some embodiments, each of the connecting pieces further has a tail section formed with the two second card grooves and spaced apart from the main plate portion, and a platform segment connected between the main plate portion and the tail portion. The platform segment is adjacent to the top wall or the bottom wall.

In some embodiments, the platform segment defines a through hole, the bottom wall has a first substrate portion and a plurality of first lugs extending from the first substrate portion, the top wall having a second substrate portion and a plurality of second lugs extending from the second substrate portion, the first lugs and the second lugs are respectively disposed and inserted into the slots of the connecting pieces, so that the bottom wall, the bottom wall The top wall is fixedly connected to the two long side walls.

In some embodiments, each of the abutting plate portions is placed on a first card groove corresponding to a top end of the two arm portions, and the plate portion has two slots for the corresponding arm portions to be inserted, each slotted The two ends are adjacent to the two abutting plate portions respectively.

In some embodiments, the carrier further has two support plate portions respectively bent and extended from opposite sides of the carrier portion, each support plate portion having two openings located at an edge away from the carrier portion a third card groove, each of the transverse portions of the bridge member has two fourth card grooves respectively corresponding to the two support plate portions, so that the two third card grooves of each support plate portion and the two cross-connect portions Corresponding to the fourth card groove intersecting and fixing.

In some implementations, the buffer limiting units are an odd number and are spaced along a length direction of the equal length sidewalls, and the two short sidewalls are defined as left and right sides, wherein the buffer limit is at the most intermediate position. The carrier of the bit unit, the abutting member is orthogonally engaged with the bridge member, and the carrier member of each of the buffer limiting units at the left and right sides of the buffer limiting unit at the most intermediate position, The abutting member is obliquely engaged with the bridge member, and the angle of the oblique position of the buffer limiting unit on the left side is symmetrical with the angle of the oblique position of the buffer limiting unit on the right side, so that the limiting space is at the length The direction is curved.

In some embodiments, the bottom wall and the long side of the top wall are curved.

In some embodiments, the two long side walls are defined as a first long side wall and a second long side wall, and the two short side walls are integrally extended and folded from opposite sides of the first long side wall.

In some embodiments, each of the short side walls further has a bottom plate portion adjacent to the bottom wall, a top plate portion adjacent the top wall, and a side plate portion adjacent the second long side wall.

In some embodiments, each of the short side walls further has a plurality of card slots formed on the bottom plate portion, the top plate portion, and the side plate portion near the outer plate portion, the bottom wall having a plurality of correspondingly located at the two a third lug of the slot of the bottom plate portion of the short side wall, the third lugs are respectively disposed and locked in the corresponding card slots, so that the bottom wall is fixedly connected with the two short side walls, and the top wall has a plurality of The fourth lugs respectively corresponding to the card slots of the top plate portions of the two short side walls are respectively disposed and are respectively inserted into the corresponding card slots to fix the top wall and the two short side walls. The second long side wall has a plurality of fifth lugs respectively corresponding to the card slots of the side plate portions of the two short side walls, and the fifth lugs are respectively disposed and latched in the corresponding card slots, so that the second side wall The two long side walls are fixedly connected to the two short side walls.

The present invention has at least the following effects: the cushioning limiting unit cooperates with the two short side walls to form a limiting space, so that the board can be combined with the outer wall portion of the bottom wall, the top wall, the long side wall and the short side wall of the package box. The gaps are formed to form a buffer space to prevent the plate from being directly subjected to external forces, thereby reducing the risk of damage. Further, by changing the fixed position between the members of the buffer limiting unit, a limiting space curved in the longitudinal direction can be formed, which is suitable for accommodating a curved plate.

Referring to Figures 1 through 4, one embodiment of the present package is suitable for receiving a panel (not shown), such as a display panel. The embodiment is made of cardboard, and comprises a bottom wall 1, a top wall 2 opposite to the bottom wall 1, and two long side walls 3 which are connected to each other at intervals between the bottom wall 1 and the top wall 2, Two short side walls 4 and a plurality of buffer limit units 5.

The two short side walls 4 are connected to the bottom wall 1 and the top wall 2 at an interval, and are connected between the two long side walls 3, and the bottom wall 1, the top wall 2 and the two long side walls. 3 jointly define a space for accommodation. The two long side walls 3 are defined as a first long side wall 3a and a second long side wall 3b. In this embodiment, the two short side walls 4 are integrally folded and folded from opposite sides of the first long side wall 3a. . Each of the short side walls 4 has an inner plate portion 41 and an outer plate portion 42 spaced apart from the inner plate portion 41, and further has a bottom plate portion 43 adjacent to the bottom wall 1 and an adjacent bottom wall portion 2 The top plate portion 44 and a side plate portion 45 adjacent to the second long side wall 3b form a buffer space between the inner plate portion 41 and the outer plate portion 42.

Each of the short side walls 4 further has a plurality of latching grooves 46 formed in the bottom plate portion 43, the top plate portion 44 and the side plate portion 45 near the outer plate portion 42. The bottom wall 1 has a first substrate portion 11 and a plurality of lugs 12 extending from the first substrate portion 11 and corresponding to the card grooves 46 of the bottom plate portions 43 of the two short side walls 4, respectively. The lugs 12 are respectively disposed and latched into the corresponding slots 46 to connect the bottom wall 1 and the two short side walls 4. The top wall 2 has a second substrate portion 21 and a plurality of lugs 22 extending from the second substrate portion 21 and corresponding to the card slots 46 of the top plate portions 44 of the two short side walls 4, respectively. The lugs 22 are respectively disposed and latched into the corresponding slots 46 to connect the top wall 2 and the two short side walls 4. Each of the long side walls 3 has a main plate portion 31 and a plurality of connecting pieces 32, and the second long side wall 3b further has a plurality of card slots extending from the main plate portion 31 and corresponding to the side plate portions 45 of the two short side walls 4, respectively. The lug 33 of 46. The lugs 33 are respectively disposed and latched into the corresponding slots 46 to connect the second long sidewalls 3b to the two short sidewalls 4.

The buffer limiting units 5 are located in the accommodating space and are spaced apart from each other and spaced apart from the two short side walls 4 . Each of the buffer limiting units 5 has two side spacers S1 which are opposite to each other and are respectively fixed and protruded from the inner surface of the two long side walls 3, and are connected between the two side spacers S1 and protrude from the bottom wall 1 a bottom spacer S2 of the inner surface, and a top spacer S3 connected between the two side spacers S1 and protruding from the inner surface of the top wall 2, the side spacers of the buffer limiting unit 5 The S1, the bottom spacer S2 and the top spacer S3, and the inner panel portion 41 of the two short side walls 4 together define a limiting space for receiving the panel and limiting it.

Referring to FIG. 5 , in the embodiment, each buffer limiting unit 5 includes a bridge member 51 , a carrier member 52 and a top member 53 . The bridge member 51 has two U-shaped bodies 51a spaced apart from each other, and a connecting portion 51b connecting the two U-shaped bodies 51a adjacent to the bottom wall 1. Each U-shaped body 51a has a plate shape and has two arm portions 511 respectively fixed to the two long side walls 3 and a transverse portion 512 connecting the two arm portions 511 adjacent to the bottom wall 1. Each arm portion 511 has a top end 511a adjacent to the top wall 2, a bottom end 511b adjacent to the bottom wall 1, and two openings 511c at the top end 511a and the bottom end 511b.

The main plate portion 31 of each long side wall 3 has a top side 311 connecting the top wall 2 and a bottom side 312 connecting the bottom wall 1. The connecting pieces 32 are respectively bent and extended by the top side 311 and the bottom side 312, and the positions of the connecting pieces 32 connected to the top side 311 and the positions of the connecting pieces 32 connected to the bottom side 312 are respectively The two connecting pieces 32, which are aligned with each other and the upper and lower sides of the other long side walls 3, together form a group to connect one of the bridge members 51. Each of the connecting pieces 32 has two openings 321 which are located away from the end edge of the main plate portion 31, and each of the engaging grooves 321 is engaged with the corresponding engaging groove 511c, so that each arm of each of the connecting members 51 The portion 511 is fixedly coupled between the two connecting pieces 32 in which the upper and lower sides are aligned.

Each connecting piece 32 further has a tail section 322 formed with the two card grooves 321 and spaced apart from the main plate portion 31, and a platform section 323 connected between the main plate part 31 and the tail section 322, the platform The segment 323 is adjacent to the top wall 2 or the bottom wall 1 and defines a through slot 324. The bottom wall 1 also has a plurality of lugs 13 extending from the first substrate portion 11. The top wall 2 further has a plurality of lugs 23 extending from the second substrate portion 21, and the lugs 13 and the lugs 23 are respectively disposed and inserted into the slots 324 of the connecting pieces 32 to The bottom wall 1 and the top wall 2 are connected and fixed to the two long side walls 3.

The carrier member 52 is fixed to the two transverse portions 512 of the bridge member 51, and has a carrier portion 521 that spans and abuts against the two transverse portions 512, and the two are opposite by the carrier portion 521, respectively. The support plate portion 522 is bent and extended on both sides. The carrier portion 521 is for the plate to abut. Each of the support plate portions 522 has two openings 522a whose openings are located away from the end edge of the carrier portion 521. Each of the lands 512 of the bridge member 51 has two corresponding grooves 512a corresponding to the two supporting plate portions 522, so that the two card grooves 522a of each supporting plate portion 522 and the corresponding grooves of the two connecting portions 512 512a intersects and is fixed.

The abutting member 53 has a plate portion 531 that bridges the four arm portions 511 of the bridge member 51, and two abutting plate portions 532 that are respectively bent and extended by opposite sides of the plate portion 531. The plate portion 531 is for abutting the plate, and the two abutting plate portions 532 are opposite to each other and spaced apart from the top wall 2 to space the plate portion 531 from the top wall 2. In the present embodiment, each of the abutting plate portions 532 is inserted into the card groove 511c corresponding to the top end 511a of the two arm portions 511, and the plate portion 531 has two slots 531a for the corresponding arm portions 511 to be placed. Both ends of each slot 531a are adjacent to the two abutting plate portions 532, respectively.

Each of the side spacers S1 is formed by the two arm portions 511 of the two U-shaped bodies 51a located on the same long side wall 3. The bottom spacer S2 is formed by the transverse portion 512 of the two U-shaped bodies 51a and the carrier 52. The top spacer S3 is formed by the top abutment 53. The size of the limiting space can be adjusted according to the volume and quantity of the plate to be accommodated, and is not limited to the one plate. When the plate is located in the limiting space, the buffer space formed by the side spacer S1, the top spacer S3 and the bottom spacer S2, and the inner panel portion 41 of the two short side walls 4 and the outer portion The buffer space formed by the plate portion 42 can prevent the plate from being directly subjected to an external force to reduce the risk of damage of the plate.

It should be noted that, in this embodiment, the buffer limiting units 5 are an odd number, and are arranged along a length direction L of the equal length side walls 3, and the two short side walls 4 are defined as left and right sides, wherein The carrier 52 of the buffer limiting unit 5 located at the most intermediate position, the abutting member 53 is orthogonally engaged with the bridge member 51, and the left and right sides of the buffer limiting unit 5 at the most intermediate position The carrier 52 of each of the buffer limiting units 5 and the abutting member 53 are obliquely fixed to the bridge member 51, and the angle of the buffer limit unit 5 on the left side is oblique and the buffer on the right side The angle of the skewing of the limiting unit 5 is symmetrical such that the limiting space is curved in the longitudinal direction L.

Specifically, as shown in FIG. 5, the carrier 52, the abutting member 53 and the bridge 51 of the buffer limiting unit 5 are located at the most intermediate position, wherein one of the bridges 51 is connected to the bridge 51. The positions of the two card grooves 512a on the 512 are aligned with the positions of the two card grooves 512a on the other of the cross-members 512, and the positions of the two support plate portions 522 of the carrier member 52 on both sides of the carrier plate portion 521 are aligned. The two abutting plate portions 532 of the abutting member 53 are aligned at opposite sides of the supporting plate portion 531, so that the carrier member 52 and the abutting member 53 can be orthogonally engaged with the bridge member 51. .

FIG. 6 is a developed view of the carrier 52, the abutting member 53 and the bridge member 51 of one of the buffer limiting units 5 on the left and right sides, wherein the two U-shaped bodies 51a of the bridge member 51 are misaligned, and The positions of the two card grooves 512a on one of the cross-connecting portions 512 are offset from the positions of the two card grooves 512a on the other of the cross-connecting portions 512; the two supporting plate portions 522 of the carrier member 52 are on both sides of the carrier plate portion 521 The positions of the two abutting plate portions 532 of the abutting member 53 are offset at positions on both sides of the plate portion 531, and the connecting portion 51b, the carrier portion 521 and the plate portion 531 are parallel. The quadrilateral shape is such that the carrier member 52 and the abutting member 53 can be engaged with the bridge member 51 obliquely. Referring to FIG. 2 and FIG. 3, the two long side walls 3 can be maintained in the longitudinal direction by the angle at which the buffer limit unit 5 on the left side is obliquely symmetrical with the angle of the buffer position limiting unit 5 located on the right side. L is curved and spaced apart from each other in parallel, and forms a limit space which is curved in the longitudinal direction L. In this embodiment, the two long side walls 3 are curved in the longitudinal direction L, and the long sides of the bottom wall 1 and the top wall 2 are curved.

In a modified embodiment, the carrier 52 and the abutting member 53 of each buffer limiting unit 5 are orthogonally engaged with the bridge member 51 to form a rectangular limiting space, which is applicable to the tablet. A shape (unbent) plate, of course, the bottom wall 1 and the long side of the top wall 2 should be adjusted to be linear.

In summary, the buffer limiting unit 5 cooperates with the two short side walls 4 to form a limiting space, so that the board can be combined with the bottom wall 1, the top wall 2, the long side wall 3 and the short side wall 4 of the package box. The outer plate portions 42 are spaced apart to form a buffer space to prevent the plate from being directly subjected to an external force, thereby reducing the risk of damage. Further, by changing the fixed position between the members of the buffer limiting unit 5, a limiting space curved in the longitudinal direction L can be formed, which is suitable for accommodating a curved plate.

However, the above is only the embodiment of the present invention, and when it is not possible to limit the scope of the present invention, all the simple equivalent changes and modifications according to the scope of the patent application and the contents of the patent specification are still This new patent covers the scope.

1‧‧‧ bottom wall
11‧‧‧First substrate
12‧‧‧ lugs
13‧‧‧ lugs
2‧‧‧ top wall
21‧‧‧Second substrate unit
22‧‧‧ lugs
23‧‧‧ lugs
3‧‧‧Long side wall
3a‧‧‧First long side wall
3b‧‧‧Second long side wall
31‧‧‧ Main Board
311‧‧‧ top side
312‧‧‧ bottom side
32‧‧‧Connecting piece
321‧‧‧ Kagou
322‧‧ End
323‧‧‧ Platform section
324‧‧‧through slot
33‧‧‧ lugs
4‧‧‧Short side wall
41‧‧‧Inside Board
42‧‧‧External Board
43‧‧‧Bottom plate
44‧‧‧ top board
45‧‧‧Side plate department
46‧‧‧ card slot
5‧‧‧buffer limit unit
51‧‧‧Bridges
51a‧‧‧U shape
511‧‧‧arms
511a‧‧‧Top
511b‧‧‧ bottom
511c‧‧‧ card ditch
512‧‧‧crossing
512a‧‧‧ card ditch
51b‧‧‧Connecting Department
52‧‧‧Carrier
521‧‧‧Package Department
522‧‧‧Support plate
522a‧‧‧ card ditch
53‧‧‧Parts
531‧‧‧ on the board
531a‧‧‧ slotting
532‧‧‧Resist the board
S1‧‧‧ side spacer
S2‧‧‧ bottom spacer
S3‧‧‧ top compartment
L‧‧‧ Length direction

BRIEF DESCRIPTION OF THE DRAWINGS Other features and advantages of the present invention will be apparent from the embodiments of the present invention, wherein: Figure 1 is a perspective view of an embodiment of the present invention; Figure 2 is an exploded perspective view of the embodiment. Figure 3 is an exploded perspective view of the embodiment; Figure 4 is a plan development view of a first long side wall and two short side walls of the embodiment; Figure 5 is a buffer at the most intermediate position of the embodiment. A planar exploded development view of each member of the limiting unit; and FIG. 6 is a planar exploded development view of the components of the buffer limiting unit at the side position of the embodiment.

1‧‧‧ bottom wall

11‧‧‧First substrate

12‧‧‧ lugs

13‧‧‧ lugs

2‧‧‧ top wall

21‧‧‧Second substrate unit

22‧‧‧ lugs

23‧‧‧ lugs

3‧‧‧Long side wall

3a‧‧‧First long side wall

3b‧‧‧Second long side wall

31‧‧‧ Main Board

32‧‧‧Connecting piece

324‧‧‧through slot

33‧‧‧ lugs

4‧‧‧Short side wall

41‧‧‧Inside Board

42‧‧‧External Board

44‧‧‧ top board

45‧‧‧Side plate department

46‧‧‧ card slot

5‧‧‧buffer limit unit

51‧‧‧Bridges

52‧‧‧Carrier

53‧‧‧Parts

531a‧‧‧ slotting

532‧‧‧Resist the board

S1‧‧‧ side spacer

S2‧‧‧ bottom spacer

S3‧‧‧ top compartment

L‧‧‧ Length direction

Claims (14)

A package for accommodating a plate and made of cardboard, the package comprising: a bottom wall; a top wall opposite the bottom wall; and two long side walls connected to each other at intervals Between the wall and the top wall; two short side walls, which are connected to each other between the bottom wall and the top wall, and are connected between the two long side walls, and the bottom wall, the top wall and the The two long side walls jointly define an accommodating space, each short side wall has an inner plate portion and an outer plate portion spaced from the inner plate portion; and a plurality of buffer limiting units are located in the accommodating space and mutually Interposed between the two long side walls and spaced apart from the two short side walls, each buffer limiting unit has two side spacers facing each other and respectively fixed and protruding from the inner surfaces of the two long side walls, a bottom spacer region connected between the two side spacers and projecting an inner surface of the bottom wall, and a top spacer region connected between the two side spacers and protruding from an inner surface of the top wall, The side spacers, the bottom spacers, and the top spacers of the buffer limit unit, and Inner plate portion and two short side walls together define a limiting space for accommodating the plate and the limit of. The package of claim 1, wherein each of the buffer limiting units comprises a bridge member, a carrier member and a top member, the bridge member having two U-shaped bodies spaced apart from each other, each of the U-shaped bodies being plate-shaped And having two arm portions respectively fixed to the two long side walls and a cross portion connecting the two arm portions adjacent to the bottom wall, the carrier member is fixed on the two transverse portions of the bridge member, and has a a carrier portion straddles and abuts against the two transverse portions, the carrier portion is configured to abut the plate, and the abutting member has a plate portion bridging the four arms of the bridge member, And two abutting plate portions respectively bent and extended by opposite sides of the plate portion, the plate portion for abutting the plate, the two abutting plate portions are opposite to each other and spaced apart from each other The top wall is spaced apart from the top wall, and each side spacer is formed by the two arms of the two U-shaped bodies on the same long side wall. The bottom spacer is formed by the two U-shaped bodies. The joint and the carrier are formed together, and the top spacer is formed by the top member. The package of claim 2, wherein each of the bridge members further has a connection portion connecting the two U-shaped bodies adjacent to the bottom wall. The package of claim 2, wherein each of the long side walls has a main plate portion and a plurality of connecting pieces, the main plate portion having a top side connecting the top wall and a bottom side connecting the bottom wall, the connecting The sheets are respectively bent and extended from the top side and the bottom side, and the positions of the connecting pieces connected to the top side are aligned with the positions of the connecting pieces connected to the bottom side, wherein the two upper and lower joints are connected The two connecting pieces which are aligned with the other long side wall positions together form a group to connect one of the bridge members. The package of claim 4, wherein each arm has a top end adjacent to the top wall, a bottom end adjacent to the bottom wall, and a first card with two openings respectively located at the top end and the bottom end The groove, each connecting piece has two openings located at an edge away from the end of the main plate portion, and each of the second grooves is engaged with the corresponding first groove. The package of claim 5, wherein each of the connecting pieces further has a tail section formed with the two second card grooves and spaced apart from the main plate portion, and a connection between the main plate portion and the tail portion a platform segment adjacent to the top wall or the bottom wall. The package of claim 6, wherein the platform segment forms a slot, the bottom wall has a first base portion and a plurality of first lugs extending from the first base portion, the top wall having a first a second substrate portion and a plurality of second lugs extending from the second substrate portion, the first lugs and the second lugs are respectively disposed and inserted into the slots of the connecting pieces to enable the The bottom wall and the top wall are fixedly connected to the two long side walls. The packaging box of claim 5, wherein each of the abutting plate portions is placed at a first card groove corresponding to a top end of the two arm portions, and the plate portion has two slots for the corresponding arm portions to be placed, The two ends of each slot are respectively adjacent to the two abutting plate portions. The package of claim 8, wherein the carrier further has two support plate portions respectively bent and extended from opposite sides of the carrier portion, each support plate portion having two openings located away from the carrier portion a third card groove at the end edge, each of the transverse portions of the bridge member has two fourth card grooves respectively corresponding to the two support plate portions, so that the two third card grooves of each support plate portion and the two The corresponding fourth card grooves of the transverse portion are engaged and fixed. The package of claim 9 is applicable to a plate that accommodates a curved surface, wherein the buffer limiting units are an odd number and are spaced along a length direction of the equal length side walls, and the two short side walls are defined For the left and right sides, the carrier of the buffer limiting unit located at the most intermediate position, the abutting member is orthogonally engaged with the bridge member, and the buffer limiting unit at the most intermediate position is left and right. The carrier of each buffer limiting unit on the side, the abutting member is obliquely fixed to the bridge member, and the angle of the buffer limit unit on the left side is oblique with the angle of the buffer limit unit on the right side The angle of intersection is symmetrical such that the space is curved in the length direction. The package of claim 10, wherein the bottom wall and the long side of the top wall are curved. The package of any one of claims 1 to 11, wherein the two long side walls are defined as a first long side wall and a second long side wall, and the two short side walls are opposite sides of the first long side wall They are integrally folded and folded. The package of claim 12, wherein each of the short side walls further has a bottom plate portion adjacent to the bottom wall, a top plate portion adjacent the top wall, and a side plate portion adjacent the second long side wall. The packaging box of claim 13, wherein each of the short side walls further has a plurality of card slots formed on the bottom plate portion, the top plate portion and the side plate portion near the outer plate portion, the bottom wall having a plurality of respectively Corresponding to the third lugs of the card slots of the bottom plate portions of the two short side walls, the third lugs are respectively disposed and latched into the corresponding card slots, so that the bottom wall and the two short side walls are connected and fixed. The top wall has a plurality of fourth lugs respectively corresponding to the card slots of the top plate portions of the two short side walls, and the fourth lugs are respectively disposed and latched in the corresponding card slots, so that the top wall and the two The second long side wall has a plurality of fifth lugs respectively corresponding to the card slots of the side plate portions of the two short side walls, and the fifth lugs are respectively disposed and latched in the corresponding card slots. The second long side wall is fixedly connected to the two short side walls.