CN219928341U - Simple cool mint essential oil packaging box - Google Patents

Abstract

The utility model belongs to the technical field of medicine packaging, and particularly relates to a simple cooling mint essential oil packaging box which comprises a box body and a bottle body, wherein a bottom sealing cover extends from the front side of the bottom of the box body, and a top sealing cover extends from the rear side of the top of the box body. The special-shaped bottle body can be accurately positioned and fixed without customizing the special-shaped positioning hole, the design cost is low, the unpacking operation is simple, the special-shaped bottle body is packaged in batches, and the packaging capacity of the cool peppermint essential oil is ensured.

Description

Simple cool mint essential oil packaging box

Technical Field

The utility model belongs to the technical field of medicine packaging, and particularly relates to a simple cooling peppermint essential oil packaging box.

Background

The medicine package refers to a general term of a processing process for providing quality assurance, identification trademark and description for medicines by using proper materials or containers and utilizing packaging technology to perform operations such as separating (filling), sealing, packaging, labeling and the like on semi-finished products or finished products of the medicine preparation. The bottled packing box formed by folding the paper board at one time is commonly used when the cool peppermint essential oil is packed, and has the characteristics of low cost and environmental protection, but in practical application, abnormal sound is easily generated due to the fact that a glass bottle is not well fixed, and the problem of potential safety hazard exists; the box body is easy to deform due to collision and extrusion, so that the glass bottles packaged in the box body are broken, and unnecessary loss is caused; in order to avoid the two situations, foam boards, sponges or corrugated paper frames are additionally arranged in the packaging box to assist in buffering the glass bottles filled with the cool peppermint essential oil, and the mode of additionally arranging the buffering piece not only greatly increases the cost, but also complicates the unpacking operation, and is very inconvenient.

In the prior art, there is a study on complicated unpacking operation of bottled packing boxes, such as patent application CN217893505U, which is a bottled packing box with a buffering bottom supporting function, and is integrally formed with the bottled packing box body by adding a bottom supporting buffering component, although the problems of cost increase and complicated unpacking operation caused by adding a buffering component in the packing box are solved, the position of the existing glass bottle placed in the bottled packing box is determined by a positioning hole, that is, the conventional glass bottle can realize accurate positioning and fixing, but the positioning hole with a special shape is customized for the special-shaped glass bottle to finish accurate positioning and fixing. Because the cool peppermint essential oil is mostly contained by adopting the special-shaped glass bottle, the special-shaped glass bottle is difficult to accurately position and fix in the prior art, so that the special-shaped glass bottle is difficult to realize batch packaging, and the packaging productivity of the cool peppermint essential oil is affected. For this reason, a new solution is needed to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide a simple type cooling peppermint essential oil packaging box, which solves the problems that a special-shaped glass bottle for containing cooling peppermint essential oil in the prior art is difficult to accurately position and fix, and the special-shaped glass bottle is difficult to realize batch packaging, so that the packaging productivity of the cooling peppermint essential oil is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a simple and easy cool peppermint essential oil packing carton, includes the box body and arranges the bottle of box body intracavity in, the bottom front side of box body extends there is the bottom closure, the top rear side of box body extends there is a top closure, the top left and right sides of box body extends respectively has left screens board and right screens board, left side screens board is from the left side top of box body to the inner chamber upset of box body and its tip card locates the neck left side of bottle, right side screens board is from the right side wall top of box body to the inner chamber upset of box body and its tip card locates the neck right side of bottle, the bottom contact of bottle has the blotter, the blotter extends in the bottom rear side of box body and from the rear side wall bottom of box body to the inner chamber upset of box body and its tip reverse upset overlap conflict in the preceding lateral wall bottom of box body.

Further, the left clamping plate comprises a left turning plate and a left clamping plate, the left clamping plate extends to the right side of the left turning plate, and the left turning plate extends to the top of the left side wall of the box body; the right clamping plate comprises a right turning plate and a right clamping plate, the right clamping plate extends to the left side of the right turning plate, and the right turning plate extends to the top of the right side wall of the box body.

Further, the left turning plate turns over from the top of the left side wall of the box body to the inner cavity of the box body and forms an angle of 0-45 with the left side wall of the box body, and is arranged in the inner cavity of the box body in a horizontal state through the turning over of the left turning plate, and the right end side of the left turning plate is clamped at the left side of the neck of the bottle body; the right turning plate overturns from the top of the right side wall of the box body to the inner cavity of the box body and forms an angle of 0-45 with the right side wall of the box body, the right clamping plate is arranged in the inner cavity of the box body in a horizontal state through the turning of the right turning plate, the left end side of the right clamping plate is clamped on the right side of the neck of the bottle body, and the left end side of the right clamping plate and the right end side of the left clamping plate are oppositely arranged and are respectively arranged on the same horizontal plane through the right turning plate and the left turning plate.

Further, the blotter includes turns over board, buffer board and limiting plate, the limiting plate extends in the rear side of buffer board, the buffer board extends in the rear side of turning over board, turn over board extends in the back lateral wall bottom of box body, turn over the board from the back lateral wall bottom of box body to the inner chamber upset of box body and overlap the setting with the back lateral wall of box body simultaneously, the buffer board sets up in the inner chamber of box body and its upper end side contact connection with the bottom of bottle through turning over the board level, the limiting plate overturns from the bottom of the back side direction box body of buffer board and overlaps to contradict in the preceding lateral wall bottom of box body.

Further, the top sealing cover comprises a top sealing plate and a top clamping plate, the top clamping plate extends to the front side of the top sealing plate, and the top sealing plate extends to the top of the rear side wall of the box body; the bottom sealing cover comprises a bottom sealing plate and a bottom clamping plate, wherein the bottom clamping plate extends to the rear side of the bottom sealing plate, and the bottom sealing plate extends to the bottom of the front side wall of the box body.

Further, the top sealing plate overturns from the top of the rear side wall of the box body to the top of the front side wall of the box body and covers the top of the inner cavity of the box body, and the top sealing plate overturns from the front side of the top sealing plate and is vertically inserted into the inner cavity of the box body and is tightly attached to the top of the front side wall of the box body; the bottom sealing plate overturns from the bottom of the front side wall of the box body to the bottom of the rear side wall of the box body and covers the bottom of the inner cavity of the box body, and the bottom clamping plate overturns from the rear side of the bottom sealing plate and is vertically inserted into the inner cavity of the box body and is tightly attached to the bottom of the rear side wall of the box body.

Further, the left backing plate and the right backing plate extend from the left side wall bottom of the box body to the inner cavity of the box body and form an angle of 45-86 with the left side wall of the box body at the same time, and the right backing plate overturns from the right side wall bottom of the box body to the inner cavity of the box body and forms an angle of 45-86 with the right side wall of the box body at the same time.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model utilizes the elastic effect of the bent paperboard to enable the left clamping plate and the right clamping plate to be rapidly and accurately clamped at the bottleneck of the special-shaped bottle body containing the cool peppermint essential oil, so that the special-shaped bottle body can be stably fixed in the inner cavity of the box body, the special-shaped bottle body can be accurately positioned and fixed without customizing the special-shaped positioning hole, the design cost is effectively reduced, the unpacking operation process is simplified, the positioning efficiency of the special-shaped bottle body is effectively improved, the batch packaging of the special-shaped bottle body is realized, the packaging capacity of the cool peppermint essential oil is ensured, the design that the cushion pad extends at the rear side of the bottom of the box body and the end part of the cushion pad is overlapped and is abutted against the bottom of the front side wall of the box body is adopted, the problem that the special-shaped bottle body slides out of the box body due to self gravity during packaging or transportation is avoided, the problem that the cool peppermint essential oil is deformed due to collision and extrusion during packaging or transportation is effectively improved, and the packaging efficiency of the cool peppermint essential oil is ensured;

2. the utility model adopts the combined arrangement of the turning plate and the clamping plate, so that the left clamping plate and the right clamping plate have the elastic function of the bent paperboard, the special-shaped bottle body containing the cool peppermint essential oil can be stably fixed in the inner cavity of the box body under the elastic clamping positions of the left clamping plate and the right clamping plate, the special-shaped bottle body can be accurately positioned and fixed without customizing the positioning holes with special shapes, the design cost is effectively reduced, the unpacking operation process is simplified, the positioning efficiency of the special-shaped bottle body is effectively improved, the batch packaging of the special-shaped bottle body is realized, and the packaging capacity of the cool peppermint essential oil is ensured;

3. the utility model adopts the combined arrangement of the turning plate, the buffer plate and the limiting plate, so that the buffer pad has the buffer function, the problem that the special-shaped bottle body slides out of the box body due to self gravity during packaging or transportation can be avoided, the problem that the box body is deformed due to collision and extrusion during packaging or transportation can be prevented, the packaging effect of the cool peppermint essential oil is effectively improved, and the packaging efficiency of the cool peppermint essential oil is ensured;

4. the sealing plate and the clamping plate are combined, so that the top sealing cover and the bottom sealing cover have a positioning function, the box body is more stable and reliable, the packaging effect and efficiency of the box body are effectively improved, the top sealing cover and the bottom sealing cover are reversely arranged, the packaging of the box body is safer and more reliable, the risk of bottle body sliding damage caused by improper unpacking operation is effectively avoided, and the packaging and use safety of the cool peppermint essential oil are ensured;

5. according to the utility model, the left base plate and the right base plate are arranged between the bottom sealing plate and the buffer plate, so that the buffer function of the buffer pad is effectively improved, the dropping speed of the special-shaped bottle body can be slowed down under the buffer of the buffer pad, the problem that the special-shaped bottle body slides out of the box body due to self gravity is effectively avoided, meanwhile, the box body can support the space for placing the special-shaped bottle body under the action of the buffer pad, the problem of deformation caused by collision and extrusion is effectively avoided, the packaging effect of the cool peppermint essential oil is effectively improved, and the packaging efficiency of the cool peppermint essential oil is ensured.

Drawings

FIG. 1 is a schematic overall cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic view of the overall rear cross-sectional structure of the present utility model;

FIG. 3 is a schematic side view of the top closure of the present utility model in an unfolded state (here, the case is in an upright state);

FIG. 4 is a schematic top view of the top closure of the present utility model in an extended position;

FIG. 5 is a schematic top view of the present utility model in the unfolded state of the top cover and the left and right clamping plates (with the bottle omitted);

FIG. 6 is a schematic side view of the bottom closure in an unfolded state (here, the case is inverted);

fig. 7 is a schematic top view of the present utility model in a state where the bottom cover, the cushion pad, and the left and right pads are unfolded (the bottle body is omitted).

Wherein: 1. a case body; 2. a bottle body; 3. a bottom cover; 301. a bottom sealing plate; 302. a bottom clamping plate; 4. a top cover; 401. a top sealing plate; 402. a top clamping plate; 5. a left clamping plate; 501. a left turning plate; 502. a left clamping plate; 6. a right clamping plate; 601. a right turning plate; 602. a right clamping plate; 7. a cushion pad; 701. turning plate; 702. a buffer plate; 703. a limiting plate; 8. a left backing plate; 9. and a right backing plate.

Detailed Description

The following examples are intended to further illustrate the utility model and are not intended to limit the application of the utility model.

Referring to fig. 1-7, a simple cooling peppermint essential oil package box comprises a box body 1 for packaging and a special-shaped bottle body 2 arranged in an inner cavity of the box body 1 and used for containing cooling peppermint essential oil, a bottom sealing cover 3 used for sealing a bottom is extended from the front side of the bottom of the box body 1, a top sealing cover 4 used for sealing a top is extended from the rear side of the top of the box body 1, a left clamping plate 5 and a right clamping plate 6 used for positioning the special-shaped bottle body 2 are respectively extended from the left side of the box body 1, the left clamping plate 5 is turned from the left side top of the box body 1 to the inner cavity of the box body 1, the end part of the left clamping plate is clamped on the left side of the neck of the special-shaped bottle body 2, the right clamping plate 6 is turned from the top of the right side wall of the box body 1 to the inner cavity of the box body 1, the end part of the special-shaped bottle body 2 is clamped on the right side of the neck of the special-shaped bottle body 2, a buffer cushion pad 7 used for preventing the special-shaped bottle body 2 from sliding down and avoiding the deformation of the box body 1 is contacted with the bottom of the box body 2, the back side of the box body 1 is extended from the rear side of the bottom of the box body 1, the bottom of the box body 1 is turned from the bottom of the rear side wall of the box body 1, and the end part of the box body is reversely overlapped with the end part of the box body 1.

Referring to fig. 1-5, the left clamping plate 5 includes a left turning plate 501 for turning and bending and a left clamping plate 502 for turning and clamping, the left clamping plate 502 extends to the right side of the left turning plate 501, the left turning plate 501 extends to the top of the left side wall of the box body 1, the left turning plate 501 turns from the top of the left side wall of the box body 1 to the inner cavity of the box body 1 and forms an angle of 0-45 with the left side wall of the box body 1, the left clamping plate 502 is horizontally arranged in the inner cavity of the box body 1 from the right side of the left turning plate 501, and the right end side of the left clamping plate 502 is clamped to the left side of the neck of the special-shaped bottle body 2;

the right clamping plate 6 comprises a right turning plate 601 for turning and bending and a right clamping plate 602 for turning and clamping, the right clamping plate 602 extends to the left side of the right turning plate 601, the right turning plate 601 extends to the top of the right side wall of the box body 1, the right turning plate 601 turns from the top of the right side wall of the box body 1 to the inner cavity of the box body 1 and forms an angle of 0-45 with the right side wall of the box body 1, the right clamping plate 502 is horizontally arranged in the inner cavity of the box body 1 from the left side of the right turning plate 601, the left end side of the right clamping plate 502 is clamped to the right side of the neck of the special-shaped bottle body 2, and the left end side of the right clamping plate 602 is opposite to the right end side of the left clamping plate 502 and is arranged on the same horizontal plane through the right turning plate 601 and the left turning plate 501 respectively;

the top sealing cover 4 comprises a top sealing plate 401 for overturning and sealing and a top clamping plate 402 for overturning and fixing, the top clamping plate 402 extends to the front side of the top sealing plate 401, the top sealing plate 401 extends to the top of the rear side wall of the box body 1, the top sealing plate 401 overturns from the top of the rear side wall of the box body 1 to the top of the front side wall of the box body 1 and covers the top of the inner cavity of the box body 1, and the top clamping plate 402 overturns from the front side of the top sealing plate 401 and is vertically inserted into the inner cavity of the box body 1 and is tightly attached to the top of the front side wall of the box body 1.

Referring to fig. 1-2 and 6-7, the buffer pad 7 includes a turning plate 701 for turning and bending, a buffer plate 702 for turning and buffering, and a limiting plate 703 for turning and fixing, the limiting plate 703 extends to the rear side of the buffer plate 702, the buffer plate 702 extends to the rear side of the turning plate 701, the turning plate 701 extends to the bottom of the rear side wall of the box 1, the turning plate 701 turns from the bottom of the rear side wall of the box 1 to the inner cavity of the box 1 and is overlapped with the rear side wall of the box 1, the buffer plate 702 is horizontally arranged in the inner cavity of the box 1 through the turning plate 701, the upper end side of the buffer plate 702 is in contact connection with the bottom of the special-shaped bottle 2, the limiting plate 703 turns from the rear side of the buffer plate 702 to the bottom of the box 1 and is overlapped and is abutted to the bottom of the front side wall of the box 1, and the turning direction of the limiting plate 703 is opposite to the turning direction of the turning plate 701 and the buffer plate 702;

the bottom sealing cover 3 comprises a bottom sealing plate 301 for overturning the sealing bottom and a bottom clamping plate 302 for overturning and fixing, wherein the bottom clamping plate 302 extends to the rear side of the bottom sealing plate 301, the bottom sealing plate 301 extends to the bottom of the front side wall of the box body 1, the bottom sealing plate 301 overturns from the bottom of the front side wall of the box body 1 to the bottom of the rear side wall of the box body 1 and covers the bottom of the inner cavity of the box body 1, and the bottom clamping plate 302 overturns from the rear side of the bottom sealing plate 301 and is vertically inserted into the inner cavity of the box body 1 and is tightly attached to the bottom of the rear side wall of the box body 1;

left backing plate 8 and right backing plate 9 that are used for promoting buffer plate 702 cushioning effect extend respectively in the bottom left and right sides of box body 1, and left backing plate 8 and right backing plate 9 set up relatively between bottom shrouding 301 and buffer plate 702, and left backing plate 8 overturn and be 45 ~ 86 angles simultaneously with the left side wall of box body 1 from the left side wall bottom of box body 1 to the inner chamber of box body 1, and right backing plate 9 overturn and be 45 ~ 86 angles simultaneously with the right side wall of box body 1 from the right side wall bottom of box body 1 to the inner chamber of box body 1.

The working principle and the using process of the utility model are as follows: as shown in fig. 1-7, before the cooling peppermint essential oil package is assembled and packaged, a box body 1 with a proper size is required to be selected according to the size of a special-shaped bottle body 2, so that the width, thickness and height of the box body 1 are all required to be larger than the width, thickness and height of the special-shaped bottle body 2, then the distance between a left clamping plate 502 and a right clamping plate 602 is determined according to the neck diameter of the special-shaped bottle body 2, the left clamping plate 502 and the right clamping plate 602 can be respectively clamped at the left side and the right side of the neck of the special-shaped bottle body 2, the purpose of positioning the special-shaped bottle body 2 is achieved, then the lengths of a turning plate 701, a left turning plate 501 and a right turning plate 601 are determined according to the height between the neck of the special-shaped bottle body 2, the distance between the buffer plate 702 and the left clamping plate 502 or the right clamping plate 602 is larger than or equal to the height between the neck of the special-shaped bottle body 2, the purpose of fixing the special-shaped bottle body 2 is achieved, then the lengths of a top sealing plate 401 and a bottom sealing plate 301 are determined according to the width of the box body 1, and the top sealing plate 401 and the bottom sealing plate 301 can be covered on the top and the bottom of the special-shaped bottle body 1, so that the purpose of packaging 2 is achieved.

When the cool peppermint essential oil needs to be packaged, an operator needs to fill the cool peppermint essential oil into the special-shaped bottle body 2 through filling equipment (the functions and the structures of the conventional equipment such as the filling equipment are all known in the art, the connection setting is also common sense, so the description is not more in this figure, the special-shaped bottle body 2 is placed in the inner cavity of the box body 1, before the special-shaped bottle body 2 is not placed in the box body 1, the box body 1 needs to be assembled into a cuboid structure, the middle part of the box body 1 is a cavity capable of accommodating the special-shaped bottle body 2, the cushion pad 7 at the bottom of the box body is turned from an unfolded state (the unfolded state is shown in fig. 7) to a folded state (the folded state is shown in fig. 6), the left cushion pad 8 and the right cushion pad 9 are turned from the unfolded state (the unfolded state is shown in fig. 6-7), then the bottom sealing cover 3 is turned over from an unfolding state (the unfolding state is shown in fig. 6-7) to a folding state, then the bottom sealing cover is vertically inserted into the inner cavity of the box body 1 through the bottom clamping plate 302 and is tightly attached to the bottom of the rear side wall of the box body 1, so that the bottom of the box body 1 is assembled, the purpose of placing the special-shaped bottle body 2 is achieved, then the special-shaped bottle body 2 containing or filled with cool peppermint essential oil is placed into the inner cavity of the box body 1, the bottom of the special-shaped bottle body 2 is contacted with the buffer plate 702 of the buffer cushion 7, the risk that the special-shaped bottle body 2 slides down from the bottom of the box body 1 is avoided, then the left clamping plate 5 and the right clamping plate 6 are turned over from the unfolding state (the unfolding state is shown in fig. 5) to the folding state (the folding state is shown in fig. 4), and the lengths of the left clamping plate 5 and the right clamping plate 6 are equal, the special-shaped bottle body 2 is placed in the center of the inner cavity of the box body 1 under the clamping positions of the left clamping plate 5 and the right clamping plate 6, so that the purpose of accurately positioning and fixing the special-shaped bottle body 2 is achieved, the top sealing cover 4 is turned from an unfolding state (the unfolding state is shown in fig. 3-5) to a folding state, and then is vertically inserted into the inner cavity of the box body 1 through the top clamping plate 402 and is tightly attached to the top of the front side wall of the box body 1, namely the assembly of the top of the box body 1 is completed, the packaging of the special-shaped bottle body 2 is completed, and the packaging of cool peppermint essential oil is also completed.

Claims (9)

1. The utility model provides a simple and easy cool peppermint essential oil packing carton, includes the box body and arranges the bottle of box body intracavity in, the bottom front side of box body extends there is the bottom closure, the top rear side of box body extends there is a top closure, its characterized in that, the top left and right sides of box body extends respectively has left screens board and right screens board, left side screens board is from the left side top of box body to the inner chamber upset of box body and its tip card locates the neck left side of bottle, right screens board is from the right side wall top of box body to the inner chamber upset of box body and its tip card locates the neck right side of bottle, the bottom contact of bottle has the blotter, the blotter extends in the bottom rear side of box body and from the rear side wall bottom of box body to the inner chamber upset of box body and its tip reverse upset overlap in the preceding lateral wall bottom of box body.

2. The simple cooling mint essential oil packaging box according to claim 1, wherein the left clamping plate comprises a left turning plate and a left clamping plate, the left clamping plate extends to the right side of the left turning plate, the left turning plate extends to the top of the left side wall of the box body, the left turning plate turns over from the top of the left side wall of the box body to the inner cavity of the box body and forms an angle of 0-45 with the left side wall of the box body, and the left clamping plate is horizontally arranged in the inner cavity of the box body through turning over of the left turning plate, and the right end of the left clamping plate is clamped to the left side of the neck of the bottle body.

3. The simple cooling mint essential oil packaging box according to claim 1, wherein the right clamping plate comprises a right turning plate and a right clamping plate, the right clamping plate extends to the left side of the right turning plate, the right turning plate extends to the top of the right side wall of the box body, the right turning plate turns over from the top of the right side wall of the box body to the inner cavity of the box body and forms an angle of 0-45 with the right side wall of the box body, and the right clamping plate is horizontally arranged in the inner cavity of the box body through turning over of the right turning plate, and the left end side of the right clamping plate is clamped to the right side of the neck of the bottle body.

4. A simple cooling peppermint essential oil packaging box according to claim 3, wherein the left end side of the right clamping plate is opposite to the right end side of the left clamping plate and is arranged on the same horizontal plane through the right turning plate and the left turning plate respectively.

5. The simple and easy mint essential oil packaging box according to claim 1, wherein the cushion pad comprises a turning plate, a cushion plate and a limiting plate, the limiting plate extends to the rear side of the cushion plate, the cushion plate extends to the rear side of the turning plate, and the turning plate extends to the bottom of the rear side wall of the box body.

6. The simple cooling mint essential oil packaging box according to claim 5, wherein the turning plate turns over from the bottom of the rear side wall of the box body to the inner cavity of the box body and is overlapped with the rear side wall of the box body, the buffer plate is horizontally arranged in the inner cavity of the box body through the turning plate, the upper end side of the buffer plate is in contact connection with the bottom of the bottle body, and the limiting plate turns over from the rear side of the buffer plate to the bottom of the box body and is overlapped and abutted to the bottom of the front side wall of the box body.

7. The simple cooling peppermint essential oil packaging box according to claim 1, wherein the top sealing cover comprises a top sealing plate and a top clamping plate, the top clamping plate extends to the front side of the top sealing plate, the top sealing plate extends to the top of the rear side wall of the box body, the top sealing plate overturns from the top of the rear side wall of the box body to the top of the front side wall of the box body and covers the top of the inner cavity of the box body, and the top clamping plate overturns from the front side of the top sealing plate and is vertically inserted into the inner cavity of the box body and is tightly attached to the top of the front side wall of the box body.

8. The simple cooling mint essential oil packaging box according to claim 1, wherein the bottom sealing cover comprises a bottom sealing plate and a bottom clamping plate, the bottom clamping plate extends to the rear side of the bottom sealing plate, the bottom sealing plate extends to the bottom of the front side wall of the box body, the bottom sealing plate overturns from the bottom of the front side wall of the box body to the bottom of the rear side wall of the box body and covers the bottom of the inner cavity of the box body, and the bottom clamping plate overturns from the rear side of the bottom sealing plate and is vertically inserted into the inner cavity of the box body and is tightly attached to the bottom of the rear side wall of the box body.

9. The simple cooling peppermint essential oil packaging box according to claim 8, wherein a left base plate and a right base plate are respectively extended from the left side and the right side of the bottom of the box body, the left base plate and the right base plate are oppositely arranged between the bottom sealing plate and the buffer plate, the left base plate overturns from the bottom of the left side wall of the box body to the inner cavity of the box body and forms an angle of 45-86 with the left side wall of the box body, and the right base plate overturns from the bottom of the right side wall of the box body to the inner cavity of the box body and forms an angle of 45-86 with the right side wall of the box body.