Facial mask packaging containers and facial mask packaging boxes

By designing a curved concave mask packaging container, the existing mask packaging bags have poor sealing and difficult to completely soak the mask, achieving efficient soaking and convenient use of the mask.

CN111661479BActive Publication Date: 2025-06-06ZHONGSHAN DESHANGWEIYE SHENGWU KEJI
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Patent Information

Application Number
CN202010522827.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-06-10
Publication Date
2025-06-06
Estimated Expiration
2040-06-10

AI Technical Summary

Technical Problem

The existing mask packaging bags have poor sealing properties, which can easily lead to nutrient solution flow and damage to the mask, and it is difficult to achieve complete soaking of the mask.

Method used

A mask packaging container is designed, the cross-sectional profile of the container shell is curved and concave, and is equipped with a mask cavity and a sealing film. It is sealed and pasted at the opening of the container shell through the sealing film to achieve sealing packaging, and the cross-sectional profile shape enables the mask to be better soaked in the nutrient solution.

Benefits of technology

It effectively avoids damage to the mask due to squeezing, improves the soaking effect of the mask, and makes the mask more convenient to use. Users only need to tear open the sealing mask and take it out.

✦ Generated by Eureka AI based on patent content.

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    Figure CN111661479B_ABST
Patent Text Reader

Abstract

The invention discloses a facial mask packaging container and a facial mask packaging box having the same. The facial mask packaging container comprises a container shell and a sealing film. The cross-sectional profile of the container shell is a curved concave structure. The container shell is provided with a facial mask cavity for placing the facial mask and has an upper end opening. The sealing film can be sealed and pasted at the opening of the container shell. The facial mask packaging box comprises a packaging box body and a plurality of facial mask packaging containers. The packaging box body is provided with a box body cavity for placing the facial mask packaging container. The facial mask packaging container is placed in the box body cavity with the container shell opening facing downward. During packaging, the facial mask is placed in the facial mask cavity and a nutrient solution is injected for soaking. The sealing film is sealed and pasted to the opening of the container shell to realize sealed packaging, which can prevent the facial mask from being easily damaged by extrusion, and can make the facial mask better soaked in the nutrient solution. At the same time, it can facilitate the opening and use of the facial mask.
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Description

Technical Field

[0001] The invention relates to the technical field of skin care product packaging, and in particular to a facial mask packaging container and a facial mask packaging box. Background Art

[0002] Facial mask is a kind of skin care product, which is applied on the face for beauty functions such as moisturizing, whitening, etc. Existing facial mask packaging mainly adopts flat sealed packaging bags. The sealing performance of bagged facial masks is poor, and they are easily squeezed and cracked, causing the nutrient solution therein to flow out, and also making the facial mask easily squeezed and damaged. It is also difficult to completely immerse the facial mask in the nutrient solution in the bagged facial mask. More nutrient solution is required to properly immerse the facial mask. When the packaging bag is opened, the nutrient solution is also easy to splash out as the user opens the packaging bag, which is inconvenient for the use of the facial mask. Summary of the invention

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention provides a facial mask packaging container, which can facilitate the facial mask to be immersed in a nutrient solution and can facilitate the facial mask to be opened and used.

[0004] The present invention also provides a facial mask packaging box having the facial mask packaging container.

[0005] According to the facial mask packaging container described in the embodiment of the first aspect of the present invention, it includes a container shell and a sealing film. The cross-sectional outer contour of the container shell is a curved concave structure. The container shell is provided with a mask cavity for placing the facial mask and has an open upper end; the sealing film can be sealed and adhered to the opening of the container shell.

[0006] The facial mask packaging container according to the embodiment of the present invention has at least the following beneficial effects: by providing a container shell with a curved concave cross-sectional profile, during packaging, the facial mask is placed in the mask cavity of the container shell and injected with nutrient solution for soaking, and a sealing film is sealed and pasted on the opening of the container shell to achieve sealed packaging, which can prevent the facial mask from being easily squeezed and damaged, and the container shell with a curved concave cross-sectional profile can enable the facial mask to be better soaked in the nutrient solution. At the same time, when the facial mask is opened for use, the facial mask can be taken out for use by tearing off the sealing film, which is more convenient to use.

[0007] According to some embodiments of the present invention, a pull tab is provided at the edge of the sealing film. By providing the pull tab, the sealing film can be easily torn open, thereby facilitating the removal and use of the facial mask.

[0008] According to some embodiments of the present invention, the edge of the opening of the container shell is provided with a reinforcement part, and the edge of the sealing film is sealed and adhered to the reinforcement part. By providing the reinforcement part, on the one hand, the structural strength of the container shell can be enhanced to prevent it from being easily deformed by pressure damage; on the other hand, the reinforcement part can increase the bonding area of ​​the sealing film, making it easier for the sealing film to be sealed and adhered to the container shell, and improving the sealing performance of the packaging.

[0009] The facial mask packaging box according to the second aspect embodiment of the present invention comprises a packaging box body and a plurality of facial mask packaging containers according to the first aspect embodiment of the present invention, the packaging box body is provided with a box body cavity for placing the facial mask packaging containers, and the facial mask packaging containers are placed in the box body cavity with the container shell opening facing downward.

[0010] The facial mask packaging box according to the embodiment of the present invention has at least the following beneficial effects: by adopting the above-mentioned facial mask packaging container, the facial mask can be prevented from being easily squeezed and damaged, and the facial mask can be conveniently opened and used; at the same time, the facial mask packaging container is placed in a state where the opening of the container shell faces downward, which can improve the stability of the facial mask packaging container in the facial mask packaging box.

[0011] According to some embodiments of the present invention, the facial mask packaging containers are provided in at least two rows, each row of the facial mask packaging containers is provided with at least two facial mask packaging containers and are arranged and distributed along the length direction of the packaging box body, and the facial mask packaging containers in two adjacent rows are staggered. By providing a plurality of facial mask packaging containers that are staggered and arranged, it is convenient for the user to grasp the facial mask packaging container and take it out for use, thereby improving the convenience of use.

[0012] According to some embodiments of the present invention, a fixing piece is provided in the box body cavity, the fixing piece is a box structure with an opening at the lower end, the upper end of the fixing piece is provided with a limiting hole for the upper part of the mask packaging container to pass through, and the fixing piece is sleeved on the mask packaging container through the limiting hole. By providing the fixing piece, multiple mask packaging containers in the box body cavity are fixedly placed at intervals, which can further prevent the mask packaging containers from being easily deformed by pressure, and can also improve the stability of the mask packaging containers in the box body cavity, which is convenient for packaging and transportation.

[0013] According to some embodiments of the present invention, the height dimension of the fixing piece is half of the height dimension of the facial mask packaging container, and the shape of the limiting hole is adapted to the horizontal cross-sectional profile at the half height position of the facial mask packaging container. By setting the height of the fixing piece to be half of the height of the facial mask packaging container and the shape of the limiting hole to be adapted to the horizontal cross-sectional profile corresponding thereto, on the one hand, the stability of the connection between the facial mask packaging container and the fixing piece can be improved, and on the other hand, after the facial mask packaging container is opened for use, the opened facial mask packaging container can also be connected to the fixing piece through the limiting hole in a state where the container shell opening is facing upward, which can facilitate its placement and use after opening and improve its convenience of use.

[0014] According to some embodiments of the present invention, the packaging box body is provided with a humidifier located in the box body cavity. By providing the humidifier, the face can be moisturized by the humidifier before using the mask, which can increase the moisture content of the skin, improve the absorption effect, and facilitate the use of the mask.

[0015] According to some embodiments of the present invention, a partition plate is provided at the bottom of the box body cavity, a support portion is provided at the edge of the partition plate, and the partition plate forms a wiring cavity for wiring the humidifier between the support portion and the bottom of the box body cavity. By providing the partition plate, it is convenient to connect the humidifier in the wiring cavity, and the wiring of the humidifier can be hidden to avoid the connection line from being compressed, thereby improving the safety of use.

[0016] According to some embodiments of the present invention, a packaging cover body is rotatably connected to one side of the packaging box body, a flexible connector is connected between the packaging cover body and the packaging box body, the packaging cover body can be covered on the packaging box body, and the flexible connector can limit the rotatable angle between the packaging cover body and the packaging box body. By providing a flexible connector, the connection between the packaging box body and the packaging cover body can be strengthened, the stability of the connection between them can be improved, and by limiting the rotation angle of the packaging cover body relative to the packaging box body, the horizontal projection area required to open the packaging cover body can be reduced, thereby facilitating the opening and use of the packaging cover body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0018] Figure 1 This is a schematic diagram of the exploded structure of a facial mask packaging container according to an embodiment of the present invention;

[0019] Figure 2 for Figure 1 A schematic diagram of the cross-sectional structure of the facial mask packaging container;

[0020] Figure 3This is a structural schematic diagram of a facial mask packaging box according to an embodiment of the present invention;

[0021] Figure 4 for Figure 3 Schematic diagram of the exploded structure of the medium mask packaging box;

[0022] Figure 5 for Figure 3 Schematic diagram of the cross-sectional structure of the middle mask packaging box;

[0023] Figure 6 for Figure 3 Schematic diagram of the partial structure of the facial mask packaging box in use.

[0024] Reference numerals:

[0025] Facial mask packaging container 100, container shell 110, facial mask cavity 111, reinforcement part 112, sealing film 120, pull tab 121;

[0026] The packaging box body 200, the box body cavity 210, the fixing member 220, the limiting hole 221, the humidifier 230, the partition plate 240, the support part 241, and the wiring cavity 242;

[0027] Packaging cover 300 and flexible connector 310 . DETAILED DESCRIPTION

[0028] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0029] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] In the description of the present invention, “several” means one or more, “more” means more than two, “greater than”, “less than”, “exceed”, etc. are understood as not including the number itself, and “above”, “below”, “within”, etc. are understood as including the number itself.

[0031] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0032] Reference Figure 1 and Figure 2 A facial mask packaging container 100 includes a container shell 110 and a sealing film 120. The cross-sectional profile of the container shell 110 is a curved concave structure. The container shell 110 is provided with a facial mask cavity 111 for placing the facial mask and has an opening at the upper end; the sealing film 120 can be sealed and pasted at the opening of the container shell 110.

[0033] In this embodiment, if Figure 1 and Figure 2 As shown, by setting a container shell 110 with a curved concave cross-sectional profile, when packaging, the facial mask is placed in the mask cavity 111 of the container shell 110 and injected with nutrient solution for soaking, and the sealing film 120 is sealed and pasted on the opening of the container shell 110 to achieve sealed packaging, which can prevent the facial mask from being easily squeezed and damaged, and the container shell 110 with a curved concave cross-sectional profile can enable the facial mask to be better immersed in the nutrient solution. At the same time, when the facial mask is opened for use, the sealing film 120 can be torn off to take out the facial mask for use, which is more convenient to use.

[0034] In actual application, the size of the facial mask packaging container 100 and the curved concave shape of the cross-sectional outline can be changed accordingly according to actual use needs. The specific structure of the facial mask packaging container 100 is described in detail below.

[0035] In some embodiments, a pull tab 121 is provided at the edge of the sealing film 120. By providing the pull tab 121, it is easy to tear the sealing film 120, so as to facilitate the removal and use of the mask.

[0036] In this embodiment, if Figure 1 As shown, a pull tab 121 is provided at one corner of the edge of the sealing film 120, and the pull tab 121 is not bonded to the upper opening of the container shell 110, so that the user can tear the sealing film 120 from the container shell 110 through the pull tab 121. In actual application, the pull tab 121 can also be a protruding structure provided at the edge of the sealing film 120, and the shape and size of the pull tab 121 can be set accordingly according to actual use needs, and are not limited here.

[0037] In some embodiments, a reinforcement portion 112 is provided at the edge of the opening of the container shell 110, and the edge of the sealing film 120 is sealed and adhered to the reinforcement portion 112. By providing the reinforcement portion 112, on the one hand, the structural strength of the container shell 110 can be enhanced to prevent it from being easily deformed by pressure damage; on the other hand, the reinforcement portion 112 can increase the bonding area of ​​the sealing film 120, making it easier for the sealing film 120 to be sealed and adhered to the container shell 110, thereby improving the sealing performance of the package.

[0038] In this embodiment, if Figure 1 and Figure 2As shown, the edges around the opening of the container shell 110 are provided with an annular reinforcement part 112, and one corner of the reinforcement part 112 is provided with a stepped structure to prevent the pull tab 121 from being easily adhered to the reinforcement part 112. In actual application, one corner of the reinforcement part 112 is provided with a cutout structure to prevent the pull tab 121 from being adhered. The specific shape and structure of the reinforcement part 112 can be set accordingly according to actual use needs and are not limited here.

[0039] According to the facial mask packaging box of the second aspect of the present invention, Figure 3 and Figure 4 As shown, it includes a packaging box body 200 and several facial mask packaging containers 100 according to the above-mentioned first aspect embodiment of the present invention. The packaging box body 200 is provided with a box body cavity 210 for placing the facial mask packaging container 100. The facial mask packaging container 100 is placed in the box body cavity 210 with the container shell 110 opening facing downward.

[0040] According to the facial mask packaging box of the embodiment of the present invention, by adopting the above-mentioned facial mask packaging container 100, it can prevent the facial mask from being easily squeezed and damaged, and can facilitate the opening and use of the facial mask. At the same time, the facial mask packaging container 100 is placed in a state where the container shell 110 is opened downward, which can improve the stability of the facial mask packaging container 100 placed in the facial mask packaging box.

[0041] In this embodiment, if Figure 3 , Figure 4 and Figure 5 As shown, the packaging box body 200 is a rectangular box structure, and the facial mask packaging container 100 is placed in the box body cavity 210 in an inverted state with the container shell 110 opening facing downward. In actual application, the packaging box body 200 can also be a circular or polygonal box structure. The specific shape of the packaging box body 200 and the number of facial mask packaging containers 100 are not limited here. The specific structure of the facial mask packaging box is not described in detail here, and will be described in detail below.

[0042] In some embodiments, the mask packaging containers 100 are arranged in at least two rows, each row of the mask packaging containers 100 is provided with at least two mask packaging containers 100 and arranged along the length direction of the packaging box body 200, and the mask packaging containers 100 in two adjacent rows are staggered. By providing a plurality of mask packaging containers 100 that are staggered and arranged, it is convenient for the user to grasp the mask packaging container 100 and take it out for use, thereby improving the convenience of use.

[0043] In this embodiment, if Figure 3 , Figure 4 and Figure 5As shown, there are two rows of mask packaging containers 100, each row of which has two mask packaging containers 100, and the mask packaging containers 100 in the same row are aligned and arranged along the length direction of the packaging box body 200, and the two adjacent rows of mask packaging containers 100 are staggered to achieve a sense of undulating mountains and facilitate the grabbing of the mask packaging containers 100. In actual application, the number of mask packaging containers 100 can also be set according to actual use needs, which is not limited here.

[0044] In some embodiments, a fixing member 220 is provided in the box body cavity 210. The fixing member 220 is a box structure with an open lower end. A limiting hole 221 is provided at the upper end of the fixing member 220 for the upper part of the mask packaging container 100 to penetrate. The fixing member 220 is sleeved on the mask packaging container 100 through the limiting hole 221. By providing the fixing member 220, the multiple mask packaging containers 100 in the box body cavity 210 are fixedly placed at intervals, which can further prevent the mask packaging containers 100 from being easily deformed by pressure, and can also improve the stability of the mask packaging container 100 placed in the box body cavity 210, which is convenient for packaging and transportation.

[0045] In this embodiment, if Figure 3 , Figure 4 and Figure 5 As shown, the width of the fixing member 220 is about half of the width of the box body cavity 210, so that the two rows of mask packaging containers 100 can be well fixed in the width direction of the packaging box body 200 to prevent them from moving easily, and the upper part of the mask packaging container 100 passes through the limiting hole 221 of the fixing member 220, which can facilitate the user to grab the mask packaging container 100 for use, thereby improving the convenience of use. In actual application, the specific structure of the fixing member 220 can also be changed according to the number and distribution of the mask packaging containers 100 in actual use, which can be understood by those skilled in the art and is not limited here.

[0046] In some embodiments, the height dimension of the fixing member 220 is half of the height dimension of the mask packaging container 100, and the shape of the limiting hole 221 is adapted to the horizontal cross-sectional profile at the half height position of the mask packaging container 100. By setting the height of the fixing member 220 to be half of the height of the mask packaging container 100 and the shape of the limiting hole 221 to be adapted to the corresponding horizontal cross-sectional profile, on the one hand, the stability of the connection between the mask packaging container 100 and the fixing member 220 can be improved, and on the other hand, after the mask packaging container 100 is opened for use, the opened mask packaging container 100 can also be clamped on the fixing member 220 through the limiting hole 221 in a state where the container shell 110 is opened upward, which can facilitate its placement and use after opening, and improve the convenience of use.

[0047] In this embodiment, if Figure 4 , Figure 5 and Figure 6 As shown, when the mask packaging container 100 is used, the mask packaging container 100 and the fixing member 220 can be picked up together by grasping the upper part of the mask packaging container 100, and the mask packaging container 100 can be withdrawn from the lower end opening of the fixing member 220 to separate the two. Subsequently, the fixing member 220 can be put back into the box body cavity 210 or placed on a flat surface such as a desktop. The mask packaging container 100 is in a state where the container shell 110 is opened upward, and the sealing film 120 is torn open. After the mask in the mask cavity 111 is taken out for use, the container shell 110 containing the nutrient solution can be placed on the fixing member 220 in an open state upward through the limit hole 221, which can prevent the nutrient solution from pouring out, and facilitate the placement of the mask packaging container 100 and the subsequent use of the nutrient solution. In actual application, the height of the fixing member 220 can also be slightly higher than one-half of the height of the mask packaging container 100, which can be set accordingly according to actual use needs, and is not limited here.

[0048] In some embodiments, the packaging box body 200 is provided with a humidifier 230 located in the box body cavity 210. By providing the humidifier 230, the face can be moisturized by the humidifier 230 before using the mask, which can increase the moisture content of the skin, improve the absorption effect, and facilitate the use of the mask.

[0049] In this embodiment, if Figure 3 , Figure 4 and Figure 5 As shown, a humidifier 230 is provided in the box body cavity 210, and the humidifier 230 is located at one of the diagonal cavities of the two rows of staggered mask packaging containers 100 to fill the empty space of the box body cavity 210 and improve the stability of the mask packaging container 100 placed in the box body cavity 210. When in use, the humidifier 230 can be opened before taking the mask packaging container 100. The humidifier 230 produces water mist, and with the mask packaging container 100 set up like a rolling mountain, a kind of cloud and mist enchanting mountain forest artistic conception can be achieved, which enhances the visuality and interest. At the same time, the user can first moisturize the face through the humidifier 230 to facilitate the use of the subsequent mask. After opening the mask packaging container 100 and taking out the mask therein for use, the nutrient solution in the container shell 110 can also be poured into the humidifier 230 for use to avoid wasting the nutrient solution. In actual application, the specific structure of the humidifier 230 can be set accordingly according to actual use requirements. Its specific structure is known to ordinary technicians in this field, so it will not be described in detail here.

[0050] In some embodiments, a partition plate 240 is provided at the bottom of the box body cavity 210, and a support portion 241 is provided at the edge of the partition plate 240. The partition plate 240 forms a wiring cavity 242 for wiring the humidifier 230 between the support portion 241 and the bottom of the box body cavity 210. By providing the partition plate 240, it is convenient to connect the humidifier 230 in the wiring cavity 242, and the wiring of the humidifier 230 can be hidden to avoid the connection line from being compressed, thereby improving the safety of use.

[0051] In this embodiment, if Figure 4 and Figure 5 As shown, the edges of the partition plate 240 extend downward to form a support portion 241, so that a wiring cavity 242 is formed between the partition plate 240 and the bottom of the box body cavity 210. In actual application, a mobile power supply for the humidifier 230 can also be provided on the packaging box 200, and the mobile power supply and the humidifier 230 can be connected by lines in the wiring cavity 242, which can be set accordingly according to actual use needs and is not limited here.

[0052] In some embodiments, a packaging cover 300 is rotatably connected to one side of the packaging box body 200, and a flexible connector 310 is connected between the packaging cover 300 and the packaging box body 200. The packaging cover 300 can be covered on the packaging box body 200, and the flexible connector 310 can limit the rotatable angle between the packaging cover 300 and the packaging box body 200. By providing the flexible connector 310, the connection between the packaging box body 200 and the packaging cover 300 can be enhanced, and the stability of the connection between them can be improved. In addition, by limiting the rotation angle of the packaging cover 300 relative to the packaging box body 200, the horizontal projection area required for opening the packaging cover 300 can be reduced, and the opening and use of the packaging cover 300 can be facilitated.

[0053] In this embodiment, if Figure 1 As shown, both left and right sides of the packaging cover 300 are provided with flexible connectors 310 connected to the packaging box body 200. The flexible connector 310 can be a flexible member such as a rope or a belt. In actual application, it can be set accordingly according to the needs of use and is not limited here.

[0054] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A facial mask packaging box, It is characterized in that The invention comprises a packaging box body (200) and a facial mask packaging container (100), wherein the facial mask packaging container (100) comprises a container shell (110) and a sealing film (120), wherein the cross-sectional profile of the container shell (110) is a curved concave structure, wherein the container shell (110) is provided with a facial mask cavity (111) for placing a facial mask and has an upper end opening, wherein the edge of the opening of the container shell (110) is provided with a reinforcing portion (112), wherein the edge of the sealing film (120) is sealed and adhered to the reinforcing portion (112), wherein a pull tab (121) is provided at the edge of the sealing film (120), wherein the packaging box body (200) is provided with a box body cavity (210) for placing the facial mask packaging container (100), wherein the facial mask packaging container (100) is placed in the box body cavity (210) with the container shell (110) opening facing downwards, and wherein the facial mask packaging container (100) is placed in the box body cavity (210) with the container shell (110) opening facing downwards. The packaging box (100) is provided with at least two rows, each row of the facial mask packaging containers (100) is provided with at least two facial mask packaging containers (100) and are arranged and distributed along the length direction of the packaging box body (200), and the facial mask packaging containers (100) in two adjacent rows are staggered with each other, and a fixing piece (220) is provided in the box body cavity (210), and the fixing piece (220) is in the form of a box structure with an open lower end, and a limiting hole (221) is provided at the upper end of the fixing piece (220) for the upper part of the facial mask packaging container (100) to pass through, and the fixing piece (220) is sleeved on the facial mask packaging container (100) through the limiting hole (221), and the height dimension of the fixing piece (220) is half of the height dimension of the facial mask packaging container (100), and the shape of the limiting hole (221) is adapted to the horizontal cross-sectional outer contour of the facial mask packaging container (100) at a position of half the height.

2. The facial mask packaging box according to claim 1, It is characterized in that The packaging box body (200) is provided with a humidifier (230) located in the box body cavity (210).

3. The facial mask packaging box according to claim 2, It is characterized in that A partition plate (240) is provided at the bottom of the box body cavity (210), a support portion (241) is provided at the edge of the partition plate (240), and the partition plate (240) forms a wiring cavity (242) for wiring the humidifier (230) between the support portion (241) and the bottom of the box body cavity (210).

4. The facial mask packaging box according to claim 1, It is characterized in that A packaging cover body (300) is rotatably connected to one side of the packaging box body (200), a flexible connector (310) is connected between the packaging cover body (300) and the packaging box body (200), the packaging cover body (300) can be covered on the packaging box body (200), and the flexible connector (310) can limit the rotatable angle between the packaging cover body (300) and the packaging box body (200).

Citation Information

Patent Citations

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    CN106672410A

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    CN212710776U