CN224061417U - One-paper forming type packaging box for cylindrical electronic product - Google Patents

Abstract

The utility model relates to the technical field of packaging, in particular to a paper forming type packaging box for cylindrical electronic products, which comprises a bottom plate, a connecting plate and a top plate which are integrally formed, wherein triangular buffer structures are arranged on the left side and the right side of the bottom plate and the top plate, and after the connecting plate is folded upwards and backwards relative to the bottom plate, the top plate is folded downwards and backwards relative to the connecting plate, and after the top plate is folded downwards and backwards relative to the connecting plate, the top plate and the bottom plate are arranged at intervals up and down and enclose a containing cavity for placing the cylindrical electronic products with a plurality of triangular buffer structures. Compared with the prior art, the bottom plate and the top plate are both provided with triangular buffer structures on two sides and can enclose to form a containing cavity to contain cylindrical electronic products. On one hand, the triangular buffer structure is utilized to strengthen the supporting effect on products, and acceleration impact of edges, corners and surfaces of the triangular buffer structure has good force unloading space, so that good buffering and damping performance can be provided for cylindrical electronic products.

Description

One-paper forming type packaging box for cylindrical electronic product

Technical Field

The utility model relates to the technical field of packaging, in particular to a one-paper forming type packaging box for cylindrical electronic products.

Background

The packing box is a packaging tool commonly used in logistics and is used for conveying various products, and under normal conditions, a paper inner support is arranged in the packing box generally so as to clamp the products and prevent the products from shaking.

For example, the inner support component disclosed in chinese utility model CN221068845U is made of paper material and is used for loading magnetic suspension bluetooth sound, and comprises a first inner support and a second inner support, wherein the first inner support and the second inner support are formed by folding a plurality of paper panels.

However, the inventor finds that the first inner support and the second inner support are folded into square structures in the practical research and development process, and the first inner support and the second inner support are correspondingly provided with the first cavity and the second cavity, so that a large amount of paper materials can be wasted in the structure, and the corners, edges and surfaces of the square structure paper support are easily impacted to crack in the reliability drop test process, so that the buffering and damping performance of the square structure paper support is poor.

Therefore, a new technical solution is needed to solve the above problems.

Disclosure of utility model

In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its main objective is to provide a paper forming type packaging box for cylindrical electronic products, which effectively solves the technical drawbacks of the prior art, such as paper waste and poor buffering and damping performance, of the packaging box with the paper inner support assembly.

The utility model adopts the following technical proposal that the utility model adopts a paper forming type packing box for cylindrical electronic products, which is characterized by comprising

A bottom plate;

The connecting plate is integrally formed at the front end of the bottom plate;

The top plate is integrally formed at the front end of the connecting plate;

The left and right sides of bottom plate and roof all are equipped with triangle-shaped buffer structure, and after the connecting plate upwards and fold backward for the bottom plate, the roof is downwards and fold backward for the connecting plate after, and the interval sets up and encloses with a plurality of triangle-shaped buffer structure and construct the accommodation chamber that is used for placing cylindrical electronic product about roof and bottom plate.

Compared with the prior art, the one-paper forming type packaging box for the cylindrical electronic product has the beneficial effects that the bottom plate, the connecting plate and the top plate are integrally formed, and the triangular buffer structures are arranged on two sides of the bottom plate and the top plate and can enclose the accommodating cavity to accommodate the cylindrical electronic product. On one hand, the triangular buffer structure is utilized to strengthen the supporting effect on products, and acceleration impact of edges, corners and surfaces of the triangular buffer structure has good force unloading space, so that good buffering and damping performance can be provided for cylindrical electronic products.

As a preferable scheme, the triangular buffer structure is integrally formed with a first buffer part on the left side of the bottom plate, a second buffer part integrally formed with the right side of the bottom plate, a third buffer part integrally formed with the left side of the top plate and a fourth buffer part integrally formed with the right side of the top plate, and the structures of the first buffer part, the second buffer part, the third buffer part and the fourth buffer part are the same.

The first buffer part comprises a first support plate integrally formed on the left side of the bottom plate, a second support plate integrally formed on the left side of the first support plate, a third support plate integrally formed on the left side of the second support plate and a fourth support plate integrally formed on the left side of the third support plate;

The first support plate is folded upward and rightward with respect to the bottom plate, the second support plate is folded downward and leftward with respect to the first support plate, the third support plate is folded upward and rightward with respect to the second support plate, and the fourth support plate is folded upward and leftward with respect to the third support plate.

As a preferred solution, the first support plate is perpendicular to the bottom plate, the second support plate is parallel to the first support plate and abuts against each other, the third support plate is parallel to the bottom plate, and the fourth support plate can be arranged swingably with respect to the third support plate.

As a preferable scheme, the upper surface of the third supporting plate is provided with a first adhesive layer, and when the first supporting plate, the second supporting plate and the third supporting plate are sequentially folded, the upper surface of the third supporting plate is opposite to the upper surface of the bottom plate, and the adhesive layer can be adhered to the upper surface of the bottom plate.

As a preferable scheme, accessory boxes are arranged on the left side and the right side of the bottom plate, are positioned on the rear sides of the first buffer part and the second buffer part, are arranged at a left-right interval and enclose an avoidance area.

The accessory box comprises a first folded plate integrally formed at the left side and the right side of the bottom plate, a second folded plate integrally formed at the rear side of the first folded plate, a third folded plate integrally formed at the rear side of the second folded plate, a fourth folded plate integrally formed at the rear side of the third folded plate and a fifth folded plate integrally formed at the rear side of the fourth folded plate;

The second folding plate is folded upward and forward relative to the first folding plate, the third folding plate is folded forward and downward relative to the second folding plate, the fourth folding plate is folded downward and backward relative to the third folding plate, and the fifth folding plate is folded backward and upward relative to the fourth folding plate.

As a preferable scheme, the front end of the upper surface of the first folding plate and the upper surface of the fifth folding plate are provided with second adhesive layers, and the fifth folding plate is connected with the first folding plate through the second adhesive layers.

The left side of the connecting plate is provided with a first reinforcing plate, and the right side is provided with a second reinforcing plate;

one of the first reinforcing plate and the second reinforcing plate is provided with a clamping groove, and the other is provided with a clamping convex part inserted into the clamping groove;

When the first reinforcing plate is folded upwards and inwards and the connecting plate is folded up and down, the second reinforcing plate is folded upwards and inwards and is folded up and down with the first reinforcing plate, and the clamping convex part can be inserted into the clamping groove.

The back end of the bottom plate is integrally formed with a first folding plate, the back end of the first folding plate is integrally formed with a second folding plate, and the back end of the second folding plate is integrally formed with a first buckle plate;

The front end of the top plate is integrally formed with a second buckle plate, and a first buckle groove is arranged between the top plate and the second buckle plate;

The second gusset panel is folded downwardly and rearwardly relative to the top panel and against the accessory case, the first gusset panel is folded upwardly and forwardly relative to the bottom panel, the second gusset panel is folded forwardly and downwardly relative to the first gusset panel, and the first gusset panel is folded downwardly and rearwardly relative to the second gusset panel and is inserted into the first buckle slot.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a plan view of a paper shaped package according to an embodiment of the present application when not folded;

Fig. 2 is a schematic perspective view of the paper-shaped package of fig. 1 when unfolded;

Fig. 3 is a schematic perspective view of a folding accessory box of the one-paper forming type packing box shown in fig. 2;

FIG. 4 is a schematic step view of a folding triangular buffer portion of the one-sheet formed package of FIG. 3;

FIG. 5 is a schematic view of a first gusset folded on the one-paper formed package of FIG. 4;

FIG. 6 is a schematic view of a second gusset folded on the one-paper formed package of FIG. 5;

fig. 7 is a schematic view of a folding web of the one-sheet formed package of fig. 6;

FIG. 8 is a schematic view of a folding top panel of the one-sheet formed package of FIG. 7;

FIG. 9 is a schematic view of a folding accessory box of the one-paper shaped package of FIG. 8;

FIG. 10 is a schematic view of a folding accessory box of the one-paper shaped package of FIG. 9;

Fig. 11 is a schematic view of a second gusset of the one-paper formed package of fig. 10 being folded;

FIG. 12 is a schematic view of a first folding panel of the one-sheet formed package of FIG. 11;

fig. 13 is a schematic view of the one-sheet formed package of fig. 12 folding the second folding plate and the first buckle;

Fig. 14 is a schematic perspective view of the open top panel of the one-piece package of fig. 13 showing the receiving chamber.

Wherein, each reference sign in the figure:

10. a paper forming package box, 101, accommodating chamber, 11, bottom plate, 111, first folding plate, 112, second folding plate, 113, first buckle plate, 12, connecting plate, 121, first reinforcing plate, 122, second reinforcing plate, 123, clamping groove, 124, clamping convex part, 13, top plate, 131, second buckle plate, 132, first buckle groove, 14, triangle buffer structure, 1401, first buffer part, 1402, second buffer part, 1403, third buffer part, 1404, fourth buffer part, 141, first supporting plate, 142, second supporting plate, 143, third supporting plate, 1431, first adhesive layer, 144, fourth supporting plate, 15, accessory box, 1501, avoiding area, 151, first folding plate, 152, second folding plate, 153, third folding plate, 154, fourth folding plate, 155, fifth folding plate, 156, sixth folding plate, 157, second adhesive layer;

100. A cylindrical electronic product.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

Referring to fig. 1 to 14, a paper-shaped package 10 for cylindrical electronic products according to an embodiment of the present application will be described. The paper forming type packaging box 10 for cylindrical electronic products comprises a bottom plate 11, a connecting plate 12 and a top plate 13.

The connecting plate 12 is integrally formed on the bottom plate 11, the top plate 13 is integrally formed at the front end of the connecting plate 12, triangular buffer structures 14 are arranged on the left side and the right side of the bottom plate 11 and the top plate 13, when the connecting plate 12 is folded upwards and backwards relative to the bottom plate 11, the top plate 13 is folded downwards and backwards relative to the connecting plate 12, the top plate 13 and the bottom plate 11 are arranged at intervals up and down, and the containing chamber 101 for containing the cylindrical electronic product 100 is enclosed by the triangular buffer structures 14.

Specifically, the bottom plate 11, the connecting plate 12 and the top plate 13 are integrally formed, and triangular buffer structures 14 are respectively arranged on two sides of the bottom plate 11 and the top plate 13 and can enclose the accommodating chamber 101 to accommodate the cylindrical electronic product. On the one hand, the waste of paper materials can be reduced without additionally arranging an inner support structure, and on the other hand, the triangular buffer structure 14 is utilized to strengthen the supporting effect on products, so that the acceleration impact of the edges, corners and faces of the triangular buffer structure has a good force unloading space, and good buffer and shock absorption performance can be provided for cylindrical electronic products.

Referring to fig. 1 to 6, in some embodiments of the present application, the triangular buffer structure 14 is integrally formed with a first buffer portion 1401 on the left side of the bottom plate 11, a second buffer portion 1402 integrally formed with the right side of the bottom plate 11, a third buffer portion 1403 integrally formed with the left side of the top plate 13, and a fourth buffer portion 1404 integrally formed with the right side of the top plate 13, and the structures of the first buffer portion 1401, the second buffer portion 1402, the third buffer portion 1403, and the fourth buffer portion 1404 are the same.

When the connection plate 12 is folded upward and backward with respect to the bottom plate 11, the top plate 13 is folded backward and downward with respect to the connection plate 12, the connection plate 12 can be perpendicular to the front end of the bottom plate 11, the top plate 13 can be perpendicular to the connection plate 12 and parallel to the bottom plate 11, at this time, the first buffer portion 1401 and the second buffer portion 1402 of the bottom plate 11 are disposed upward, the third buffer portion 1403 and the fourth buffer portion 1404 of the top plate 13 are disposed downward, the bottom of the third buffer portion 1403 can be abutted against the top of the first buffer portion 1401, and the bottom of the fourth buffer portion 1404 can be abutted against the top of the second buffer portion 1402, so that the bottom plate 11, the connection plate 12, the top plate 13, the first buffer portion 1401, the second buffer portion 1402, the third buffer portion 1403 and the fourth buffer portion 1404 enclose the accommodating chamber 101 for accommodating the cylindrical electronic product.

Since the first buffer portion 1401, the second buffer portion 1402, the third buffer portion 1403, and the fourth buffer portion 1404 have the same structure, the structure and the folding method of the first buffer portion 1401 will be specifically described herein by way of example.

Specifically, the first buffer portion 1401 includes a first support plate 141 integrally formed at the left side of the bottom plate 11, a second support plate 142 integrally formed at the left side of the first support plate 141, a third support plate 143 integrally formed at the left side of the second support plate 142, and a fourth support plate 144 integrally formed at the left side of the third support plate 143, wherein the first support plate 141 is folded upward and rightward with respect to the bottom plate 11, the second support plate 142 is folded downward and leftward with respect to the first support plate 141, the third support plate 143 is folded upward and rightward with respect to the second support plate 142, and the fourth support plate 144 is folded upward and leftward with respect to the third support plate 143.

In more detail, the first support plate 141 is perpendicular to the bottom plate 11, the second support plate 142 is parallel to the first support plate 141 and abuts against each other, the third support plate 143 is parallel to the bottom plate 11, and the fourth support plate 144 can be swingably provided with respect to the third support plate 143. Through the swingable fourth backup pad 144 that sets up, can let this fourth backup pad 144 towards holding the middle part skew of cavity 101, after cylindrical electronic product pack into hold cavity 101, can act on the fourth backup pad 144 outward swing to further provide holding power for cylindrical electronic product through this fourth backup pad 144, thereby let cylindrical electronic product pack into hold cavity 101 after, be difficult for taking place to remove, and then promote the reliability of use of a paper shaping formula packing carton 10.

Preferably, the upper surface of the third supporting plate 143 is provided with a first adhesive layer 1431, and when the first supporting plate 141, the second supporting plate 142 and the third supporting plate 143 are sequentially folded, the upper surface of the third supporting plate 143 is opposite to the upper surface of the bottom plate 11, and the first adhesive layer 1431 can be adhered to the upper surface of the bottom plate 11.

Referring to fig. 1 to 6, in some embodiments of the present application, the left and right sides of the bottom plate 11 are provided with the accessory boxes 15, the accessory boxes 15 are located at the rear sides of the first buffer portion 1401 and the second buffer portion 1402, and the two accessory boxes 15 are disposed at a left-right distance and enclose the avoiding area 1501. Both accessory cassettes 15 are capable of loading accessories into the accessory cassettes 15 as desired. Compared with the prior art, the main part bearing area and the accessory containing area can be obtained by folding one paperboard, and the accessory is contained separately from the main part, so that the occurrence of the condition that the accessory scratches the main part in the transportation process is reduced.

Specifically, the kit 15 includes a first flap 151 integrally formed on the left and right sides of the bottom panel 11, a second flap 152 integrally formed on the rear side of the first flap 151, a third flap 153 integrally formed on the rear side of the second flap 152, a fourth flap 154 integrally formed on the rear side of the third flap 153, and a fifth flap 155 integrally formed on the rear side of the fourth flap 154, wherein the second flap 152 is folded upward and forward relative to the first flap 151, the third flap 153 is folded forward and downward relative to the second flap 152, the fourth flap 154 is folded downward and rearward relative to the third flap 153, and the fifth flap 155 is folded rearward and upward relative to the fourth flap 154.

Referring to fig. 6 to 14, when the first folded plate 151 is folded upward and inward relative to the bottom plate 11, the whole accessory box 15 can be erected on the upper surface of the bottom plate 11, and the avoiding area 1501 is surrounded by two erected accessory boxes 15. The front end of the upper surface of the first folded plate 151 and the upper surface of the fifth folded plate 155 are provided with a second adhesive layer 157, and the fifth folded plate 155 and the first folded plate 151 are connected together by the second adhesive layer 157 to form the main body of the accessory box 15.

Further, a sixth flap 156 integrally formed on the outside of the first flap 151 is included, the sixth flap 156 being capable of being folded upwardly and inwardly relative to the first flap 151 to open or close the top opening of the accessory case 15. When the parts are mounted to the parts cassette 15, the parts can be loaded into the parts cassette 15 by opening the sixth folding plate 156.

In other embodiments of the present application, a first reinforcing plate 121 is disposed on the left side of the connecting plate 12, a second reinforcing plate 122 is disposed on the right side of the connecting plate, a locking groove 123 is disposed between the first reinforcing plate 121 and the second reinforcing plate 122, a locking protrusion 124 is disposed between the first reinforcing plate 121 and the second reinforcing plate 122, and the locking protrusion 124 can be inserted into the locking groove 123 when the first reinforcing plate 121 is folded upward and inward and stacked above and below the connecting plate 12, and the second reinforcing plate 122 is folded upward and inward and stacked above and below the first reinforcing plate 121.

Through the first reinforcing plate 121 and the second reinforcing plate 122 that set up, after first reinforcing plate 121 folds at connecting plate 12 top, second reinforcing plate 122 can fold at first reinforcing plate 121 top to strengthen the supporting force of whole connecting plate 12.

In other embodiments of the present application, the rear end of the bottom plate 11 is integrally formed with a first folding plate 111, the rear end of the first folding plate 111 is integrally formed with a second folding plate 112, the rear end of the second folding plate 112 is integrally formed with a first buckle plate 113, the front end of the top plate 13 is integrally formed with a second buckle plate 131, a first buckle groove 132 is provided between the top plate 13 and the second buckle plate 131, the second buckle plate 131 is folded downward and backward with respect to the top plate 13 and abuts against the accessory box 15, the first folding plate 111 is folded upward and forward with respect to the bottom plate 11, the second folding plate 112 is folded forward and downward with respect to the first folding plate 111, and the first buckle plate 113 is folded downward and backward with respect to the second folding plate 112 and is inserted into the first buckle groove 132.

The first folding plate 111 and the second folding plate 112 are folded and matched to cover the two accessory boxes 15, so that the whole one-paper forming type packaging box 10 is rectangular after being packaged. The user unpacks the package, first holds the first buckle plate 113 to pull outwards and applies the first buckle plate 111 and the second buckle plate 112 to unfold backwards, so as to expose the accessory box 15, and then holds the second buckle plate 131 to unfold forwards, so that the top plate 13 can unfold forwards synchronously, so as to expose the cylindrical electronic product 100 containing the cavity 101. The box opening process is convenient and novel, and is beneficial to improving the use experience of users.

The foregoing description of the preferred embodiments of the present utility model has been provided for the purpose of illustrating the general principles of the present utility model and is not to be construed as limiting the scope of the utility model in any way. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model, and other embodiments of the present utility model as will occur to those skilled in the art without the exercise of inventive faculty, are intended to be included within the scope of the present utility model.

Claims (10)

1. A paper forming type packing box for cylindrical electronic products is characterized by comprising

A bottom plate (11);

The connecting plate (12) is integrally formed at the front end of the bottom plate (11);

the top plate (13) is integrally formed at the front end of the connecting plate (12);

The left and right sides of bottom plate (11) and roof (13) all are equipped with triangle-shaped buffer structure (14), when connecting plate (12) are upwards and after folding backward for bottom plate (11), roof (13) are downwards and after folding backward for connecting plate (12), and roof (13) and bottom plate (11) interval setting and with a plurality of triangle-shaped buffer structure (14) enclose and construct and be used for placing cylindrical electronic product hold cavity (101).

2. A paper molded package for cylindrical electronic products according to claim 1, wherein the triangular buffer structure (14) is integrally formed with a first buffer portion (1401) on the left side of the bottom plate (11), a second buffer portion (1402) integrally formed with the right side of the bottom plate (11), a third buffer portion (1403) integrally formed with the left side of the top plate (13), and a fourth buffer portion (1404) integrally formed with the right side of the top plate (13), and the first buffer portion (1401), the second buffer portion (1402), the third buffer portion (1403), and the fourth buffer portion (1404) have the same structure.

3. The paper-shaped packing box for cylindrical electronic products according to claim 2, wherein the first buffer portion (1401) comprises a first support plate (141) integrally formed at the left side of the bottom plate (11), a second support plate (142) integrally formed at the left side of the first support plate (141), a third support plate (143) integrally formed at the left side of the second support plate (142), and a fourth support plate (144) integrally formed at the left side of the third support plate (143);

the first support plate (141) is folded upward and rightward with respect to the bottom plate (11), the second support plate (142) is folded downward and leftward with respect to the first support plate (141), the third support plate (143) is folded upward and rightward with respect to the second support plate (142), and the fourth support plate (144) is folded upward and leftward with respect to the third support plate (143).

4. A paper shaped package for cylindrical electronic products according to claim 3, wherein the first support plate (141) is perpendicular to the base plate (11), the second support plate (142) is parallel to the first support plate (141) and abuts against each other, the third support plate (143) is parallel to the base plate (11), and the fourth support plate (144) is swingably arranged with respect to the third support plate (143).

5. A paper-shaped packaging box for cylindrical electronic products according to claim 3 or 4, wherein the upper surface of the third supporting plate (143) is provided with a first adhesive layer (1431), and when the first supporting plate (141), the second supporting plate (142) and the third supporting plate (143) are sequentially folded, the upper surface of the third supporting plate (143) is opposite to the upper surface of the bottom plate (11), and the first adhesive layer (1431) can be adhered to the upper surface of the bottom plate.

6. A paper shaped package for cylindrical electronic products according to claim 2 or 3, wherein the bottom plate (11) is provided with accessory boxes (15) on the left and right sides, the accessory boxes (15) are located on the rear sides of the first buffer portion (1401) and the second buffer portion (1402), and the two accessory boxes (15) are arranged at a left and right interval and surround the avoiding area (1501).

7. A paper-formed package for cylindrical electronic products as set forth in claim 6, wherein the accessory box (15) comprises a first flap (151) integrally formed on the left and right sides of the bottom plate (11), a second flap (152) integrally formed on the rear side of the first flap (151), a third flap (153) integrally formed on the rear side of the second flap (152), a fourth flap (154) integrally formed on the rear side of the third flap (153), and a fifth flap (155) integrally formed on the rear side of the fourth flap (154);

The second flap (152) is folded upwardly and forwardly relative to the first flap (151), the third flap (153) is folded forwardly and downwardly relative to the second flap (152), the fourth flap (154) is folded downwardly and rearwardly relative to the third flap (153), and the fifth flap (155) is folded rearwardly and upwardly relative to the fourth flap (154).

8. A paper molded package for cylindrical electronic products as claimed in claim 7, wherein the front end of the upper surface of said first folded plate (151) and the upper surface of the fifth folded plate (155) are provided with a second adhesive layer (157), and the fifth folded plate (155) and the first folded plate (151) are connected together by the second adhesive layer (157).

9. A paper-shaped package for cylindrical electronic products according to claim 8, characterized in that the left side of the connecting plate (12) is provided with a first reinforcing plate (121) and the right side is provided with a second reinforcing plate (122);

One of the first reinforcing plate (121) and the second reinforcing plate (122) is provided with an engaging groove (123), and the other is provided with an engaging convex part (124) inserted into the engaging groove (123);

When the first reinforcing plate (121) is folded upwards and inwards and the connecting plate (12) is folded up and down, the second reinforcing plate (122) is folded upwards and inwards and is folded up and down with the first reinforcing plate (121), and the clamping convex part (124) can be inserted into the clamping groove (123).

10. A paper-formed packing box for cylindrical electronic products according to claim 7 or 8, wherein the back end of the bottom plate (11) is integrally formed with a first folding plate (111), the back end of the first folding plate (111) is integrally formed with a second folding plate (112), and the back end of the second folding plate (112) is integrally formed with a first buckle plate (113);

The front end of the top plate (13) is integrally formed with a second buckle plate (131), and a first buckle groove (132) is formed between the top plate (13) and the second buckle plate (131);

the second buckle plate (131) is folded downwards and backwards relative to the top plate (13) and abuts against the accessory box (15), the first buckle plate (111) is folded upwards and forwards relative to the bottom plate (11), the second buckle plate (112) is folded forwards and downwards relative to the first buckle plate (111), and the first buckle plate (113) is folded downwards and backwards relative to the second buckle plate (112) and is inserted into the first buckle groove (132).