TWM610059U - Carry box - Google Patents

Abstract

A carry box folded by a cardboard has a first side wall, a second side wall, a third side wall, a first side partition wall, a second side partition wall, a first extending wall, a second extending wall, a first portable board, a second portable board, a first bottom wall, a second bottom wall, a first bottom partition wall, a second bottom partition wall, a third bottom partition wall, a fixed connected wall, and a plurality of open gaps and plugged gaps. The carry box of this utility is formed by simple process of folding and snapping, and the carry box can meet the function of convenient carrying and can stack with another carry box to display.

Description

Carry box

This creation is about a kind of packaging box, especially about a kind of cardboard integrated portable box.

Generally speaking, packaging boxes containing bottled liquids usually have internal partitions in the box. The above-mentioned internal partitions can divide the accommodating space in the box into multiple sub-accommodating spaces, in addition to providing proper positioning When the bottle is made of fragile items, such as glass or ceramic products, it can also prevent the fragile items inside the box from colliding with each other and being damaged or broken, thereby providing buffering and protection functions. However, most of the above-mentioned inner partitions are bound or pasted in the box after the box is folded and formed. In addition to wasting extra binding materials or pasting materials, assembly is also relatively inconvenient. In addition, in order to realize the hand-carrying function, the general practice is to increase the slotted holes through which the fingers can pass to form a handle structure, but this kind of handle is usually a fixed shape, and the portable boxes cannot be stacked to save space.

The invention provides a portable box formed by folding cardboard to form an inner partition directly in the accommodating space after being folded and formed.

The portable box provided by this creation can be formed by folding cardboard. The cardboard includes a first side panel, a second side panel, a third side panel, a first extension panel, a second extension panel, a first side partition, a second side partition, a first bottom plate, a second bottom plate, a first bottom partition, The second bottom partition, the third bottom partition, the fixing plate, the first portable board and the second portable board. The first extension board and the second extension board are connected to opposite sides of the first side board. The second side plate is connected to the side of the first extension plate opposite to the first side plate, and the third side plate is connected to the side of the second extension plate opposite to the first side plate. The first side partition plate is connected to the side of the second side plate opposite to the first extension plate, and the first side partition plate has a first insertion interface and a second insertion interface. The second side partition plate is connected to the side of the third side plate opposite to the second extension plate, and the second side partition plate has a third insertion interface and a fourth insertion interface. The first bottom plate is connected to one side of the first extension plate and has a first slot and a second slot. The second bottom plate is connected to one side of the second extension plate and has a third slot corresponding to the first slot and a fourth slot corresponding to the second slot. The first bottom partition plate is connected to one side of the first side plate and has a fifth insertion port, the second bottom partition plate is connected to one side of the second side plate and has a sixth insertion port, and the third bottom partition plate is connected to one side of the third side plate. And has a seventh plug interface. The fixing plate is connected to the side of the first side plate away from the first bottom partition plate and has a fixing groove. The fixing plate is suitable for folding and makes the fixing groove form a socket. The first carrying plate is connected to the side of the first side partition adjacent to the second side plate and away from the second bottom partition, and has a first handle hole and a second handle hole. The first handle hole is located between the second handle hole and the first side Between the partitions, and the first handle hole and the second handle hole are aligned with each other after the first carrying plate is folded. The first portable board also has a first fixed interface arranged at the connection place with the first side partition board, and a second fixed interface corresponding to the first fixed interface. The second carrying plate is connected to the side of the second side partition plate adjacent to the third side plate and far away from the third bottom partition plate, and has a third handle hole and an inserting clasp. The third handle hole is located between the second side partition board and the buckle piece, and the third handle hole and the buckle piece are aligned with each other after the second carrying plate is folded. The second portable board also has a third fixed interface arranged at the connection place with the second side partition board, and a fourth fixed interface corresponding to the third fixed interface.

After the cardboard provided in this creation is folded into a portable box, the first side partition and the second side partition are in contact with each other and overlap to form the inner wall of the portable box. The first extension board, the second extension board, the first side board, the second The side plate and the third side plate form an outer wall of the portable box, and the outer wall forms an accommodating space around the portable box. The first bottom plate and the second bottom plate jointly constitute the bottom wall of the portable box. The first bottom partition, the second bottom partition and the third bottom partition partially pass through the bottom wall and are folded into the accommodating space to be fixed with the first side partition and the second side partition to form the inner partition of the portable box board. The first portable board and the second portable board overlap each other, and the first portable board covers the second portable board and is folded to form the portable part of the portable box. And, the socket of the fixing board is clamped to the first portable board and the second portable board to obtain a portable box.

In an embodiment of this creation, after the cardboard is folded into a portable box, the first plug-in port overlaps with the third plug-in port, the second plug-in port overlaps with the fourth plug-in port, and the fifth plug-in port is plugged into the first plug-in port. The insertion interface and the third insertion interface, the sixth insertion interface and the seventh insertion interface overlap, and the sixth insertion interface and the seventh insertion interface are inserted into the second insertion interface and the fourth insertion interface.

In an embodiment of the present creation, after the above-mentioned cardboard is folded into a portable box, the first bottom partition, the second bottom partition, and the third bottom partition are perpendicular to the first side partition and the second side partition. And divide the accommodating space into six sub-accommodating spaces.

In an embodiment of the present creation, after the above-mentioned cardboard is folded into a portable box, a part of the first bottom partition passes through the bottom wall through the first slot and the third slot to be folded into the accommodating space, and the second bottom Part of the partition and the third bottom partition pass through the bottom wall through the second slot and the fourth slot to be folded into the accommodating space.

In an embodiment of this creation, after the cardboard is folded into a portable box, the first handle hole, the second handle hole, the third handle hole and the clasp are aligned with each other, and the clasp passes through the second handle hole And the buckle is fixed on the first portable board.

In an embodiment of the present creation, the above-mentioned first carrying plate further has a tongue provided in the second handle hole. The tongue is located on the side of the second handle hole close to the first handle hole. The buckle piece passes through the second handle hole and is buckled and fixed to the tongue piece.

In an embodiment of the present invention, after the above-mentioned cardboard is folded into a portable box, part of the first portable board and part of the second portable board overlap the second side partition, and the first fixed interface and the second fixed interface , The third fixed interface and the fourth fixed interface overlap each other and are plugged into the socket.

In an embodiment of the present creation, the aforementioned cardboard further has a first reinforcement part and a second reinforcement part, wherein the first reinforcement part is connected to the side of the first extension plate away from the first bottom plate, and the second reinforcement part is connected to the second reinforcement part. The side of the extension board away from the second bottom board. After the cardboard is folded into a portable box, the first reinforcement part is folded into the accommodating space and overlaps the first extension board, and the second reinforcement part is folded into the accommodating space and overlaps the second extension board.

In an embodiment of the present creation, after the above-mentioned cardboard is folded into a portable box, the portable part formed by the first portable board and the second portable board can be further folded along a fold line to either side to form parallel to the fixed board Plane.

In summary, the integrally formed cardboard of the present invention can be directly assembled into a portable box without additional pasting or binding, and an inner partition is formed in the accommodating space, which has excellent assembly convenience. In addition, after the plane formed by the bending of the portable part, multiple portable boxes of the present invention can be stacked to save space and have a product display function.

In order to make the above and other purposes, features, and advantages of this creation more obvious and understandable, the following examples are specially cited, in conjunction with the accompanying drawings, to be described in detail as follows.

FIG. 1A and FIG. 1B are three-dimensional schematic diagrams of different viewing angles of the portable box 100 according to an embodiment of the present invention. Figure 2 is a schematic diagram of a cardboard 100a according to an embodiment of the present creation. Figure 2 is a solid line showing the outline of the cardboard 100a, and a chain line representing the fold line of the cardboard 100a, which can be a connecting line between various components or The fold lines that each component has. The cardboard 100a in FIG. 2 can be made of corrugated paper, and the thickness of the corrugated paper is 2 mm or more, such as E-flute corrugated paper, but it is not limited thereto.

Please refer to FIG. 1A, FIG. 1B and FIG. 2. The portable box 100 has an accommodating space S and is formed by folding a cardboard 100a. As shown in FIG. 2, the cardboard 100 a includes a first side plate 110, a second side plate 113, a third side plate 114, a first extension plate 111 and a second extension plate 112. The first extension plate 111 and the second extension plate 112 are connected to opposite sides of the first side plate 110. The second side plate 113 is connected to the opposite side of the first extension plate 111 and the first side plate 110, and the third side plate 114 is connected to the opposite side of the second extension plate 112 and the first side plate 110. In addition, the cardboard 100a of this embodiment further includes a first side partition 121, a second side partition 122, a first bottom partition 141, a second bottom partition 142, and a third bottom partition 143. In detail, the first side partition 121 is connected to the side of the second side plate 113 opposite to the first extension plate 111, and the second side partition 122 is connected to the side of the third side plate 114 opposite to the second extension plate 112. In addition, the first bottom partition 141 is connected to one side of the first side plate 110, the second bottom partition 142 is connected to one side of the second side plate 113, and the third bottom partition 143 is connected to one side of the third side plate 114. As shown in FIG. 2, the first bottom partition 141, the second bottom partition 142 and the third bottom partition 143 are respectively provided with folding lines (chain lines). As shown in FIGS. 1A and 1B, the first side partition 121 (drawn in FIG. 2) and the second side partition 122 are in contact with each other and overlap to form the inner wall of the portable box 100, and the first extension plate 111 (drawn in FIG. 2 ), the second extension plate 112, the first side plate 110, the second side plate 113, and the third side plate 114 form the outer wall of the portable box 100, and the outer wall surrounds the accommodating space S.

Please refer to FIG. 2 again. The cardboard 100a of this embodiment further includes a first bottom plate 131 and a second bottom plate 132. The first bottom plate 131 is connected to one side of the first extension plate 111, and the second bottom plate 132 is connected to one side of the second extension plate 112. Furthermore, the first bottom plate 131 has a folding line, and has a first slot G1 and a second slot G2, wherein the first slot G1 and the second slot G2 pass through the folding line. The second bottom plate 132 has a folding line, and has a third slot G3 corresponding to the first slot G1 and a fourth slot G4 corresponding to the second slot G2, wherein the third slot G3 and the fourth slot G4 are the same The ground runs through the fold line. According to an embodiment of the present creation, the widths of the second slot G2 and the fourth slot G4 are relatively large, and the widths of the first slot G1 and the third slot G3 are relatively small and are located between the first bottom plate 131 and the second bottom plate 132 The position of the upper part is relatively close to the first bottom plate 131. In addition, the lengths of the first slot G1, the second slot G2, the third slot G3, and the fourth slot G4 are the same.

The cardboard 100a of this embodiment may further include a fixing plate 160 connected to the side of the first side plate 110 away from the first bottom partition 141. The fixing plate 160 is composed of two approximately square structures with the same size. , The middle is connected by a folding line, and a fixing groove G5 is provided. After the fixing plate 160 is folded in half along the folding line, the fixing groove G5 can form a fully overlapping socket C (shown in FIGS. 7 and 8).

The cardboard 100a of this embodiment may further include a first carrying plate 151 and a second carrying plate 152. The first carrying plate 151 is connected to the first side partition 121 and has a first handle hole H1 and a second handle hole H2. H1 is located between the second handle hole H2 and the first side partition 121. Similarly, the second carrying plate 152 is connected to the second side partition 122, and has a third handle hole H3 and the buckle piece I, and the third handle hole H3 is located between the second side partition 122 and the buckle piece 1. In addition, the second handle hole H2 of the first hand plate 151 has a tongue T on the side close to the first handle hole H1, and the second hand plate 152 has only one side of the latching piece I connected to the second hand plate 152. In addition, the first portable board 151 also has a first fixed interface C1 arranged at the connection with the first side partition 121 and a second fixed interface C2 corresponding to the first fixed interface C1. Similarly, the second portable board 152 also has a third fixed interface C3 provided at the connection with the second side partition 122, and a fourth fixed interface C4 corresponding to the third fixed interface C3.

The cardboard 100a of this embodiment is also provided with a plurality of insertion ports. Specifically, the first side partition 121 may have a first insertion port O1 and a second insertion port O2, the second side partition 122 may have a third insertion port O3 and a fourth insertion port O4, and the first bottom partition 141 There may be a fifth insertion port O5, the second bottom partition 142 may have a sixth insertion port O6, and the third bottom partition 143 may have a seventh insertion port O7.

3 to 8 are schematic diagrams of the folding process of the cardboard 100a in FIG. 2. It should be noted that the folding sequence of FIGS. 3 to 8 is only an example, and the folding sequence of the cardboard 100a is not limited to the sequence of FIGS. 3 to 8. Please refer to FIG. 3 first, through the fold line between the first extension plate 111 and the first bottom plate 131 of the cardboard 100a of the concave folding diagram 2 and the fold line between the second extension plate 112 and the second bottom plate 132, you can get Figure 3 shows a schematic diagram.

Please refer to Figure 4, followed by the fold line between the first extension plate 111 (drawn in Figure 2) and the second side plate 113 of the concave folded cardboard 100a, and the fold line between the second side plate 113 and the first side partition 121 , Align the first socket O1 and the second socket O2 with the first slot G1 and the second slot G2, respectively. Similarly, the folding line between the second extension board 112 (drawn in FIG. 2) and the third side board 114 of the concave folding cardboard 100a, and the folding line between the third side board 114 and the second side partition 122, will The three plug-in interface O3 and the fourth plug-in interface O4 are respectively aligned with the third slot G3 and the fourth slot G4, and the schematic diagram shown in FIG. 4 can be obtained.

Please refer to FIG. 5, the fold line between the first side plate 110 and the first extension plate 111 and the second extension plate 112 of the concave folded cardboard 100a divides the first side partition 121 and the second side partition 122 (drawn in the figure). 4) Facing each other to contact and overlap, and at the same time the second bottom partition 142 and the third bottom partition 143 are in contact with and overlap each other, the sixth socket O6 and the seventh socket O7 are in contact with each other, overlap and communicate, and the figure 5 can be obtained. Schematic drawing shown. In one embodiment, the second bottom partition 142 may be on the outside of the third bottom partition 143; in another embodiment, the second bottom partition 142 may be on the inside of the third bottom partition 143, such as Shown in Figure 5. In order to clearly show the second bottom partition 142, FIG. 5 depicts the edges of the second bottom partition 142 not aligned with the edges of the third bottom partition 143, but this embodiment does not correct the detailed structure of the second bottom partition 142 Be more restrictive.

Please refer to Figures 6A and 6B, after folding through the above steps, flip to the bottom (the viewing angle of Figure 6A), the concave folding cardboard 100a between the first bottom partition 141 and the first side plate 110 (drawn in Figure 4) Folding line, and then further fold the folding line of the first bottom partition 141, and pass through the first slot G1 of the first bottom plate 131 and the third slot G3 of the second bottom plate 132, the first bottom partition 141 The fifth insertion port O5 is clamped to the first insertion port O1 of the first side partition 121 and the third insertion port O3 of the second side partition 122. Similarly, the folding line of the second bottom partition 142 (shown in FIG. 5) of the folded cardboard 100a and the folding line of the second side panel 113 and the second bottom partition 142, and the third bottom partition 143 and the third bottom partition 142 are simultaneously recessed. The fold line of the side plate 114, while further fold the fold line of the second bottom partition 142 (drawn in FIG. 2) and the fold line of the third bottom partition 143, and pass through the second slot of the first bottom plate 131 G2 and the fourth slot G4 of the second bottom plate 132, the sixth insertion port O6 of the second bottom partition 142 (drawn in FIG. 5) and the seventh insertion port O7 of the third bottom partition 143 are clamped to the first side together The second insertion port O2 of the partition 121 and the fourth insertion port O4 of the second side partition 122. After folding through the above steps, parts of the second bottom partition 142 and the third bottom partition 143 can be folded into the accommodating space S (drawn in FIG. 1A) to form an inner partition of the accommodating space S, the second bottom The partition 142 and the third bottom partition 143 can be fixed to the first side partition 121 and the second side partition 122 to each other. As shown in FIG. 1A, the accommodating space S is divided into six sub-accommodating spaces, and six bottled containers can be placed.

7 and 8, after the first side partition 121 and the second side partition 122 are fixed to each other, the first carrying plate 151 and the second carrying plate 152 are in contact with each other and overlap, so the first handle hole H1 and the third The handle holes H3 overlap and communicate with each other, and the second handle hole H2 and the buckle piece I are aligned with each other. Then, simultaneously fold the fold line between the first handle hole H1 and the second handle hole H2, and the fold line between the third handle hole H3 and the buckle piece I at the same time, and cover the second hand plate with the first hand plate 151 152 is folded and overlapped in the direction of the second extension board 112 to form the carrying part of the carrying box 100. After folding through the above steps, the first handle hole H1, the second handle hole H2, the third handle hole H3, and the clasp I will be aligned with each other, so the clasp I can pass through the second handle hole H2 and fold the clasp. It is fixed to the tongue T of the first hand plate 151. Then, the fixing plate 160 is folded in half along the folding line and the fixing groove G5 (drawn in FIG. 5) forms a socket C, which is inserted into the first fixing interface C1, the second fixing interface C2, and the third fixing interface C3. And the fourth solid interface C4 overlap with the gap. In this embodiment, since the first portable board 151 and the second portable board 152 will overlap each other after being folded, the thickness is equal to the thickness of four layers of single sheets, plus the support of the fixing plate 160, so the overall portable The structural strength of the part further increases the weight bearing capacity of the portable box 100.

Please refer to FIG. 2 again, the cardboard 100a may also have a first reinforcing part R1 and a second reinforcing part R2. The first reinforcement portion R1 is connected to the side of the first extension plate 111 away from the first bottom plate 131, and the second reinforcement portion R2 is connected to the side of the second extension plate 112 away from the second bottom plate 132. Please refer to FIGS. 7 and 8, after the cardboard 100a is folded into the portable box 100, the first reinforcement R1 can be folded into the accommodating space S along the folding line and overlap the first extension plate 111 (drawn in FIG. 5). Similarly, the second reinforcing part R2 is folded into the accommodating space S and overlaps with the second extension plate 112 to complete the portable box 100 shown in FIGS. 1A and 1B. In this way, the first reinforcement portion R can increase the structural strength of the first extension plate 111, and the second reinforcement portion R2 can increase the structural strength of the second extension plate 112.

The portable box 100 of this embodiment can also have a stacking function. 2 and 8, the first portable board 151 and the second portable board 152 are provided with fold lines at corresponding positions. After being folded through the above steps, an overlapping fold line L (drawn in FIG. 8) is formed. The handle formed by the one hand plate 151 and the second hand plate 152 is further folded in any direction along the folding line L to form a plane parallel to the fixing plate 160. Please refer to FIG. 9 again, the folded portable box 100 can place another portable box 100' on the plane, so that these portable boxes 100 can display the contents E in a stacked manner.

In summary, the integrally formed cardboard of the present invention can be directly assembled into a portable box without additional pasting or binding, and an inner partition is formed in the accommodating space, which has excellent assembly convenience. In addition, after the plane formed by the bending of the portable part, multiple portable boxes of the present invention can be stacked to save space and have a product display function.

Although this creation has been disclosed in the above examples, it is not used to limit this creation. Those with ordinary knowledge in the technical field to which this creation belongs can make some changes and modifications without departing from the spirit and scope of this creation. Therefore, the scope of protection of this creation shall be subject to the scope of the attached patent application.

100, 100’: portable box 100a: cardboard 110: The first side panel 111: The first extension board 112: Second extension board 113: second side panel 114: third side panel 121: first side partition 122: second side partition 131: The first floor 132: Second bottom plate 141: First bottom partition 142: Second bottom partition 143: Third bottom partition 151: The first portable board 152: The second portable board 160: fixed board C: socket C1: The first solid interface C2: The second solid interface C3: Third solid interface C4: Fourth solid interface E: contents G1: First slot G2: second slotting G3: third slot G4: fourth slot G5: Fixing groove H1: The first handle hole H2: second handle hole H3: Third handle hole I: Insert clasp L: Broken line O1: The first plug-in interface O2: second plug interface O3: The third plug interface O4: The fourth plug interface O5: Fifth plug interface O6: Sixth plug interface O7: Seventh plug interface R1: The first reinforcement part R2: The second reinforcement part S: accommodating space T: Tongue

Fig. 1A and Fig. 1B are three-dimensional schematic diagrams of a portable box according to an embodiment of the present creation from different perspectives. Fig. 2 is a schematic diagram of a cardboard according to an embodiment of the present creation. Fig. 3 to Fig. 8 are schematic diagrams of the folding process of the cardboard of Fig. 2. Fig. 9 is a schematic front view of two portable boxes of Fig. 1A accommodating display objects and displayed stacked on top of each other.

100: portable box

100a: cardboard

110: The first side panel

112: Second extension board

114: third side panel

122: second side partition

132: Second bottom plate

141: First bottom partition

143: Third bottom partition

151: The first portable board

152: The second portable board

160: fixed board

I: Insert clasp

R2: The second reinforcement part

S: accommodating space

Claims (9)

A portable box, the portable box is formed by folding a cardboard, and the cardboard includes: A first side panel; A first extension board and a second extension board connected to opposite sides of the first side board; A second side plate connected to the side of the first extension plate opposite to the first side plate; A third side plate connected to the side of the second extension plate opposite to the first side plate; A first side partition plate connected to a side of the second side plate opposite to the first extension plate, the first side partition plate having a first insertion port and a second insertion port; A second side partition plate connected to a side of the third side plate opposite to the second extension plate, the second side partition plate having a third insertion port and a fourth insertion port; A first bottom plate connected to one side of the first extension plate, the first bottom plate having a first slot and a second slot; A second bottom plate connected to one side of the second extension plate, the second bottom plate having a third slot corresponding to the first slot and a fourth slot corresponding to the second slot; A first bottom partition plate connected to one side of the first side plate, and the first bottom partition plate has a fifth insertion port; A second bottom partition plate connected to one side of the second side plate, and the second bottom partition plate has a sixth insertion port; A third bottom partition plate connected to one side of the third side plate, and the third bottom partition plate has a seventh insertion port; A fixing plate connected to a side of the first side plate away from the first bottom partition plate, the fixing plate having a fixing groove, the fixing plate being suitable for folding and making the fixing groove form a socket; A first carrying plate connected to the side of the first side partition adjacent to the second side plate and away from the second bottom partition, the first carrying plate having a first handle hole and a second handle hole, The first handle hole is located between the second handle hole and the first side partition, and the first handle hole and the second handle hole are aligned with each other after the first handle is folded, and the first handle also has A first fixed interface is arranged at the connection with the first side partition plate, and a second fixed interface corresponding to the first fixed interface; and A second portable board connected to the side of the second side partition adjacent to the third side board and far away from the third bottom partition. The second portable board has a third handle hole and a buckle The third handle hole is located between the second side partition and the buckle piece, and the third handle hole and the buckle piece are aligned with each other after the second hand plate is folded, the second hand The lifting plate also has a third fixed interface arranged at the connection with the second side partition board, and a fourth fixed interface corresponding to the third fixed interface; Wherein, after the cardboard is folded into the portable box, the first side partition and the second side partition are in contact with each other and overlap to form the inner wall of the portable box, the first extension board, the second extension board, the The first side plate, the second side plate and the third side plate form an outer wall of the portable box, and the outer wall forms an accommodating space around the portable box; the first bottom plate and the second bottom plate together constitute a bottom of the portable box Wall; the first bottom partition, the second bottom partition and the third bottom partition partially pass through the bottom wall to be folded into the accommodating space to separate from the first side partition and the second side The board is fixed to form the inner partition of the portable box; the first portable board and the second portable board overlap each other, and the first portable board covers the second portable board and is folded to form the portable part of the portable box; The socket of the fixing board is clamped to the first portable board and the second portable board to obtain the portable box. For the portable box described in claim 1, after the cardboard is folded into the portable box, the first plug-in port overlaps with the third plug-in port, the second plug-in port overlaps with the fourth plug-in port, and the fifth plug-in port overlaps The interface is inserted into the first insertion interface and the third insertion interface, the sixth insertion interface overlaps the seventh insertion interface, and the sixth insertion interface and the seventh insertion interface are inserted into the second insertion interface and The fourth plug-in interface. The portable box according to claim 1, wherein after the cardboard is folded into the portable box, the first bottom partition, the second bottom partition, and the third bottom partition are perpendicular to the first side partition and the The second side partition divides the accommodating space into six sub-accommodating spaces. The portable box according to claim 1, wherein after the cardboard is folded into the portable box, a part of the first bottom partition passes through the bottom wall through the first slot and the third slot to be folded into the container In the accommodating space, parts of the second bottom partition and the third bottom partition pass through the bottom wall through the second slot and the fourth slot to be folded into the accommodating space. The portable box according to claim 1, wherein after the cardboard is folded into the portable box, the first handle hole, the second handle hole, the third handle hole and the clasp are aligned with each other, and the clasp penetrates Pass through the second handle hole and buckle and fasten to the first portable board. The portable box according to claim 5, wherein the first portable board further has a tongue provided in the second handle hole, and the tongue is located on a side of the second handle hole close to the first handle hole, the The buckle piece passes through the second handle hole and is buckled and fixed to the tongue piece. The portable box according to claim 5, wherein after the cardboard is folded into the portable box, part of the first portable board and part of the second portable board overlap the second side partition, and the first fixed interface , The second fixed interface, the third fixed interface, and the fourth fixed interface overlap each other, and are inserted into the socket of the fixing board. The portable box according to claim 1, wherein the cardboard further has a first reinforcing part and a second reinforcing part, the first reinforcing part is connected to a side of the first extension plate away from the first bottom plate, and the second Two reinforcing parts are connected to the side of the second extension board away from the second bottom plate. After the cardboard is folded into the carrying box, the first reinforcing part is folded into the accommodating space and overlaps the first extension board, The second reinforcing part is folded into the accommodating space and overlaps with the second extension plate. The portable box according to claim 1, wherein after the cardboard is folded into the portable box, the portable part formed by the first portable board and the second portable board can be folded in any direction along a folding line to be formed A plane parallel to the fixing plate.

Images