Packaging device and packaging method

Through the packaging design of the support plate and limit structure made of paper materials, the problem of bubble-shaped packaging is not environmentally friendly and difficult to disassemble, and the effect of environmentally friendly, easy to disassemble and garbage sorting is achieved.

WO2025166837A1PCT designated stage Publication Date: 2025-08-14HANGZHOU GREAT STAR IND CO LTD
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Patent Information

Application Number
PCT/CN2024/077515
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-02-08
Filing Date
2024-02-19
Publication Date
2025-08-14

AI Technical Summary

Technical Problem

The existing foam shell packaging is not environmentally friendly, is not easy to disassemble, and is not conducive to garbage classification and recycling.

Method used

A support plate made of at least two layers of paper material is used, and a cavity is formed between the adjacent two layers of plates. The manual tool is fixed through a limiting structure. The support plate is bonded through glue to avoid separation and the material meets the recycling requirements.

Benefits of technology

It realizes an environmentally friendly packaging design, reduces the difficulty of disassembly, facilitates garbage classification, reduces the use of harmful materials, and reduces costs.

✦ Generated by Eureka AI based on patent content.

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    Figure CN2024077515_14082025_PF_FP_ABST
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Abstract

A packaging device and a method for packaging a hand tool in a package. The packaging device (100) comprises a supporting plate (110) formed by stacking and fixing at least two plates, wherein a cavity (113) for accommodating at least part of a hand tool (200) is formed between two adjacent plates of the at least two plates; and the material for manufacturing each of the at least two plates meets the requirement of the recycling of similar materials.
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Description

Packaging device and packaging method Technical Field

[0001] The present invention relates to the field of packaging technology, and in particular to a packaging device and a packaging method. Background Art

[0002] Existing display packaging is typically a blister pack, consisting of a backing plate, typically made of cardboard, and a transparent cover made of plastic. The backing plate is typically made of cardboard, and the transparent cover covers the cardboard, thereby enclosing the packaged item within the transparent cover and allowing it to be fully displayed. However, the use of plastic makes this type of blister packaging less environmentally friendly, making it unsuitable for environmentally conscious consumers. In addition, since the plastic transparent cover and the paper shell are hot-pressed together, the contact portion between the bubble shell and the paper shell cannot be separated. When users open the display packaging of such goods to take out the packaged items, it is laborious and not environmentally friendly. For example, since the plastic transparent cover and the paper shell are firmly bonded together after hot pressing, it is difficult for users to separate the transparent cover from the paper shell. Even if the transparent cover is torn off from the paper shell, the transparent cover will often be separated along with part of the paper shell. The transparent cover cannot be completely separated from the paper shell, which will bring obstacles to garbage classification and cannot be recycled. Alternatively, users can directly cut the transparent cover with tools such as scissors to take out the packaged items, but it is laborious to cut the plastic, and the transparent cover cannot be separated from the paper shell after being cut, which is not conducive to garbage classification and recycling, and is also prone to scratches on the packaged items.

[0003] Therefore, those skilled in the art are committed to developing a packaging device and a packaging method that is easy to disassemble, more environmentally friendly, has lower manufacturing costs, and is more beautiful.

[0004] Summary of the Invention

[0005] In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to solve the problem that blister packaging is not environmentally friendly and difficult to disassemble.

[0006] To achieve the above-mentioned purpose, the present invention provides a packaging device, including a support plate, which is formed by stacking and fixing at least two layers of plates, and there is at least a partial cavity for accommodating manual tools between two adjacent layers of the at least two layers of plates; the material used to make each layer of the at least two layers of plates meets the same recycling requirements.

[0007] Furthermore, at least one opening is provided on the support plate, and a limiting structure is provided at the opening, and the limiting structure is configured to limit the position of a portion of the manual tool that is not placed in the cavity.

[0008] Furthermore, the at least two layers of boards are made of paper material.

[0009] Furthermore, the at least two layers of boards are bonded together by pressing with glue that does not affect recycling.

[0010] Furthermore, the support plate includes a first panel and a second panel stacked together, and the cavity is formed between the first panel and the second panel.

[0011] Furthermore, the first panel has a first protrusion, the second panel has a second protrusion at a position corresponding to the first protrusion, and the first protrusion and the second protrusion enclose the cavity.

[0012] Furthermore, the height of the first protrusion and the second protrusion is 1.5-2.5 mm.

[0013] Furthermore, the height is 2 mm.

[0014] Furthermore, the first panel has a first opening, and the second panel has a second opening at a position corresponding to the first opening.

[0015] Furthermore, the limiting structure includes an extension portion extending from an edge of the first opening into the first opening, and the extension portion is configured to extend into the hand tool to limit the hand tool to a position where it can be taken out.

[0016] Furthermore, the support plate is formed by folding and stacking a first panel and a second panel formed on the same plate.

[0017] Furthermore, the edge of the first panel is folded to enclose the second panel to form the cavity, and at least one first opening is provided on the side wall of the cavity for the manual tool to pass through and enter the cavity.

[0018] Furthermore, a second opening is provided on the first panel, and the limiting structure includes a packaging panel provided at the second opening, and the packaging panel forms an accommodating space for accommodating the manual tool.

[0019] Furthermore, the packaging panel includes a top plate and wings located on both sides of the top plate, the wings are connected to the support plate from the second opening, and the accommodating space is formed between the top plate and the support plate.

[0020] Furthermore, the limiting structure includes an accommodating space formed by folding the first panel, and a second opening for the manual tool to pass through is provided on a side wall of the accommodating space.

[0021] The present application also provides a method for packaging a hand tool in a package, comprising:

[0022] A support plate is provided, formed by stacking and fixing at least two layers of plates, wherein a cavity is provided between two adjacent layers of the at least two layers of plates, the support plate has at least one opening, and a limiting structure is provided at the opening; the material used to make each layer of the at least two layers of plates meets similar recycling requirements;

[0023] placing at least a portion of the hand tool into the cavity, and connecting the portion of the hand tool not placed into the cavity to the defining structure;

[0024] The at least two layers of the support plate are fixed together.

[0025] Furthermore, the support plate is made of paper material.

[0026] Furthermore, a first panel and a second panel are provided, and the first panel and the second panel are stacked to form the support plate; wherein: the first panel has a first protrusion, the second panel has a second protrusion at a position corresponding to the first protrusion, and the first protrusion and the second protrusion enclose the cavity; the first panel has a first opening, and the second panel has a second opening at a position corresponding to the first opening; the edge of the first opening extends into the first opening to form an extension portion;

[0027] The working end of the hand tool is placed into the cavity, the handle of the hand tool is placed into the opening formed by the first opening and the second opening, and the extension portion is extended into the structure of the hand tool.

[0028] Furthermore, the first panel and the second panel are formed on a plate so that there is an intersection line between the first panel and the second panel, and then folded along the intersection line so that the first panel and the second panel are stacked.

[0029] Furthermore, a first panel and a second panel are provided, wherein the edge of the first panel is folded to form the cavity with the second panel, and at least one first opening is provided on the side wall of the cavity; the first panel is also provided with a second opening; a packaging panel is provided at the second opening, and an accommodating space is formed between the packaging panel and the support plate;

[0030] The handle of the manual tool is passed through the first opening and into the cavity, and the working end of the manual tool extends into the accommodating space.

[0031] Furthermore, a first panel and a second panel are provided, wherein the edge of the first panel is folded to form the cavity with the second panel, and at least one first opening is provided on the side wall of the cavity; the middle portion of the first panel is folded to form a receiving space with the second panel, and the receiving space is provided with a second opening;

[0032] The handle of the manual tool is passed through the first opening into the cavity, and the working end of the manual tool is extended into the accommodating space through the second opening.

[0033] This application has the following advantageous technical effects:

[0034] 1. This application provides a plastic-free display packaging device. Compared with blister-type display packaging, this application reduces the use of harmful or excessive materials, making the product more environmentally friendly and lower in cost, which is more friendly to environmentally conscious consumers.

[0035] 2. This application uses punching to securely connect the cardboard panel to the packaged item. Compared with packaging using a plastic transparent cover, this reduces the difficulty of opening the package. When using it, it is easier to cut open the cardboard than to cut open the plastic.

[0036] 3. The main body of this application is made of cardboard. Compared with display packaging with a transparent plastic cover, the information on the display packaging is clearer and more beautiful. The large area of ​​cardboard provides more product display information, making it easier for consumers to identify and distinguish;

[0037] 4. The packaging device of the present application eliminates the use of plastic transparent cover materials. Compared with the blister type display packaging, the ordinary three-layer display packaging is changed to a two-layer paper shell packaging. When consumers recycle and sort garbage, they can recycle it without separation processing.

[0038] The concept, specific structure and technical effects of the present invention will be further described below in conjunction with the accompanying drawings to fully understand the purpose, characteristics and effects of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] FIG1 is an axonometric view of Example 1, with a hand tool located within the packaging device;

[0040] FIG2 is an axonometric view of FIG1 from another perspective;

[0041] FIG3 is an exploded schematic diagram of FIG1 ;

[0042] FIG4 is an axonometric view of the packaging device in Example 1 without the manual tool installed;

[0043] FIG5 is an axonometric view of FIG4 from another perspective;

[0044] FIG6 is an exploded schematic diagram of FIG4;

[0045] FIG7 is a front view of FIG1;

[0046] FIG8 is a schematic diagram of the AA section in FIG7;

[0047] FIG9 is a schematic diagram of the CC section in FIG7 ;

[0048] Figure 10 is a schematic diagram of forming a first panel and a second panel on the same paperboard;

[0049] FIG11 is an isometric view of Example 2, with a hand tool located within the packaging device;

[0050] FIG12 is a schematic diagram of the packaging device in Example 2 without the manual tool installed;

[0051] FIG13 is an axonometric view of FIG12 from another perspective;

[0052] Figure 14 is an exploded schematic diagram of Figure 12;

[0053] FIG15 is a side view of FIG12;

[0054] FIG16 is a schematic diagram of the expansion of the first panel and the second panel in Example 2;

[0055] FIG. 17 is an axonometric view of the packaging device of Example 3 without the manual tool installed. DETAILED DESCRIPTION

[0056] The following describes several preferred embodiments of the present invention with reference to the accompanying drawings to make its technical content clearer and easier to understand. The present invention can be embodied in many different forms of embodiments, and the scope of protection of the present invention is not limited to the embodiments mentioned herein.

[0057] In the drawings, components with identical structures are denoted by the same reference numerals, and components with similar structures or functions are denoted by similar reference numerals. The size and thickness of each component shown in the drawings are arbitrary and are not limited by the present invention. For clarity, the thickness of components in some places in the drawings is appropriately exaggerated.

[0058] The present application provides a packaging device 100 for packaging articles, preferably hand tools. The packaging device 100 includes a support plate 110 having at least two panels, formed by stacking and securing the at least two panels together. A cavity 113 is formed between two adjacent panels for accommodating at least a portion of the packaged article, thereby retaining the packaged article within the packaging device. To further secure the packaged article, a limiting structure is provided on the support plate 110 to further limit the packaged article to better secure the hand tool 200, prevent the article from falling during transportation and display, and prevent theft during sale.

[0059] The multiple panels of support plate 110 are made of materials that meet similar recycling requirements. This allows waste sorting to be achieved after unpacking and packaging the packaged items without having to separate the multiple panels. It should be understood that the "materials that meet similar recycling requirements" here means that the materials used to make each layer belong to a certain category of materials, and the materials of each layer of panels can be different subcategories of this category of materials. As long as these different subcategories of materials can be recycled together as similar waste, they do not need to be exactly the same subcategories. For example, when using paper materials to make panels, the paper material used for each layer of panels does not need to be exactly the same; different paper materials can be selected to make panels of different layers.

[0060] Take the example of a hand tool as the packaged item. The hand tool 200 generally has two parts: a handle 210 and a working end 220. When the hand tool 200 is placed in the packaging device, part or all of the handle 210 can be placed in the cavity 113, or part or all of the working end 220 can be placed in the cavity 113. The part of the hand tool 200 that is not placed in the cavity 113 can be limited by a limiting structure to further fix the hand tool 200. For example, at least one opening can be opened on the support plate 110, and then a limiting structure can be set at the opening. The limiting structure can limit the part of the hand tool located at the opening. The concept of the present application is explained below through multiple embodiments.

[0061] Example 1

[0062] Figures 1-10 illustrate Example 1. In this embodiment, as shown in Figures 1 and 3 , the packaging device 100 includes a first panel 111 and a second panel 112. The first panel 111 and the second panel 112 are positioned opposite each other and fixed together to form a two-layer support plate 110. Referring to Figures 2 and 4 , a cavity 113 is formed between the first panel 111 and the second panel 112. Cavity 113 can be used to accommodate at least a portion of a hand tool 200. Referring to Figures 3 and 6 , a first opening 115 is provided on the first panel 111 through its thickness, and a second opening 116 is provided on the second panel 112 through its thickness. The first opening 115 and the second opening 116 are positioned approximately identically on their respective panels, thereby forming an opening 117 in the support plate 110. Referring to Figures 1 and 2 , the remaining portion of the hand tool 200 not contained in cavity 113 is positioned within opening 117. The cross-sectional shape of the cavity 113 and the opening 117 combined substantially matches the cross-sectional shape of the stored hand tool 200. By placing the hand tool 200 in the cavity 113 and the opening 117, the hand tool 200 can be fixed in the packaging device 100.

[0063] In some embodiments, referring to Figures 5, 6, and 9, the area of ​​first opening 115 is smaller than that of second opening 116. Specifically, an edge of first opening 115 extends inward to form an extension 118 as a retaining structure, such that the area of ​​first opening 115 is smaller than that of second opening 116. Because extension 118 occupies a portion of the space within opening 117, it can limit the position of hand tool 200, thereby better securing hand tool 200 and preventing it from falling during transportation and display, as well as from being stolen during sale.

[0064] The first panel 111 and the second panel 112 can be made of the same material. After the manual tool 200 is removed from the packaging device 100, even if the first panel 111 and the second panel 112 made of the same material are damaged, there is no need to completely separate the damaged first panel 111 and the second panel 112, so that garbage can be well sorted. Preferably, the first panel 111 and the second panel 112 are both made of paper material, and then the first panel 111 and the second panel 112 are hot-pressed so that the two are firmly bonded together. When selecting paper material, it should be noted that too thin paper should not be selected, because too thin paper will cause cracking. Preferably, the first panel 111 is made of 300 grams of kraft cardboard and the second panel 112 is made of 350 grams of gray-bottomed white paper. By performing an embossing process on the cardboard where the manual tool 200 is placed, 2 mm protrusions 119 are formed on the cardboard (see Figure 3). Each protrusion 119 on the cardboard is outwardly convex. When two cardboards are bonded together, a cavity 113 is formed between the two protrusions 119. The shape of the protrusion 119 matches the shape of the manual tool 200 placed there. Generally, the height of the cardboard concave-convex molding is approximately 1.5-2 mm. Therefore, when the first panel 111 and the second panel 112 are stacked together, the width of the space formed by the two protrusions 119 (i.e., the distance between the two panels) is approximately 3-5 mm. Preferably, the height of the protrusion 119 is 2 mm.

[0065] In some embodiments, the first panel 111 and the second panel 112 are each formed from two sheets of cardboard, and then the two panels are pressed together. In some embodiments, as shown in FIG10 , the first panel 111 and the second panel 112 can be formed separately from a single sheet of paper, the two panels intersecting to form an intersection line 120, and then folded along the intersection line 120 to overlap the first panel 111 and the second panel 112, and then pressed together to bond the two.

[0066] In some embodiments, the raised portions 119 of the first and second panels 111, 112 can be UV treated. Surface UV treatment is environmentally friendly and can slow down fading or discoloration of the ink on the panels caused by ultraviolet radiation from sunlight. The shape of the packaged product can be printed on the raised portions 119 of the first and second panels 111, 112, so that the packaged display resembles the actual product. UV treatment can then be applied to enhance the aesthetics of the packaged product and make it easier for users to distinguish between the packaged items.

[0067] The following describes the use of the packaging device 100 of this embodiment by taking the manual tool 200 as a folding knife as an example.

[0068] As shown in Figures 1 and 3, the hand tool 200 to be packaged is a knife, comprising a working end 220 and a handle 210, with a slot 230 defined between the handle 210 for receiving the working end 220. The knife is placed in the packaging device 100 in an unfolded manner (i.e., the working end 220 is not received in the slot 230 of the handle 210).

[0069] A support plate 110 is provided as shown in the figure. The support plate 110 has a first panel 111 and a second panel 112. A first protrusion 119 is provided on the first panel 111 at the position where the working end 220 is placed, and a first opening 115 is provided on the first panel 111 at the position where the handle 210 is placed; a second protrusion 119 is provided on the second panel 112 at the position where the working end 220 is placed, and a second opening 116 is provided on the second panel 112 at the position where the handle 210 is placed; the first protrusion 119 and the second protrusion 119 enclose a cavity 113; the area of ​​the first opening 115 is smaller than the second opening 116, and an edge of the first opening 115 extends into the opening to form an extension portion 118;

[0070] Place the knife into the packaging device 100 through the second opening 116 of the second panel 112, so that the working end 220 extends into the cavity 113 and the handle 210 is placed at the second opening 116; extend the extension 118 of the first panel 111 into the groove 230 of the handle 210, thereby limiting the handle 210 and better fixing the knife;

[0071] Fix the first panel 111 and the second panel 112 so that the support plate 110 is engaged with the tool limiter; for example, the first panel 111 and the second panel 112 are bonded together by hot pressing. Preferably, high-frequency glue is applied between the first panel 111 and the second panel 112, and then pressure is applied to the panels and the temperature is increased to melt the high-frequency glue, thereby bonding the two panels together. This high-frequency glue meets environmental protection requirements and can be directly recycled without further processing, thereby not affecting the recycling of the support plate 110.

[0072] The packaging device 100 of this embodiment uses both panels made of the same material, particularly paper. Compared to blister packaging, this reduces the use of harmful materials such as plastic, making the product more environmentally friendly. The two panels are joined together by heat pressing or stamping, simplifying the opening process. Cutting through paper is easier than cutting through plastic. Separating the first panel 111 from the second panel 112 is unnecessary for waste sorting and recycling.

[0073] Example 2

[0074] Figures 11-16 show Example 2.

[0075] As shown in Figures 11 and 12, the packaging device 100 provided in this embodiment includes a support plate 110 having a first panel 111 and a second panel 112. The first panel 111 and the second panel 112 are arranged opposite each other and fixed together, thereby forming a two-layer support plate 110. A cavity 113 is provided between the first panel 111 and the second panel 112. The cavity 113 is used to accommodate at least a portion of the hand tool 200. The first panel 111 is provided with a plurality of openings, wherein a third opening 121 is connected to the cavity 113. A portion of the hand tool 200 passes through the third opening and enters the cavity 113, thereby being retained in the packaging device 100 by the cavity 113. The first panel 111 is also provided with a fourth opening 122 for accommodating a portion of the hand tool 200. A packaging panel 125 is provided at the fourth opening 122 as a limiting structure. The packaging panel 125 is connected to the fourth opening 122 to form an accommodating space 126 with the support plate 110 . The accommodating space 126 can accommodate at least part of the manual tool 200 .

[0076] As shown in FIG14 , the packaging panel 125 includes a top plate 127 and wings 128 formed on both sides of the top plate 127. The wings 128 extend from the fourth opening 122 of the first panel 111 into between the first panel 111 and the second panel 112. The top plate 127 is opposite to the fourth opening 122, thereby forming a space for accommodating the manual tool 200 between the top plate 127 and the fourth opening 122. The packaging panel 125 can further limit the position of the manual tool 200 and better fix the manual tool 200. It should be understood that the packaging panel 125 can also be applied in Example 1, that is, the cavity 113 in Example 1 can be replaced by the combination of the packaging panel 125 and the fourth opening 122 herein. In addition, the packaging panel 125 is made of the same material as the first panel 111 and the second panel 112, for example, paper.

[0077] In some embodiments, the first panel 111 and the second panel 112 are each formed from two sheets of paper, and the cavity 113 is formed by folding one edge of the first panel 111. Specifically, as shown in Figures 12 and 15, the lower edge of the first panel 111 is folded three times to form a generally rectangular cavity 113, wherein a third opening 121 is provided on the side wall of the cavity 113 facing the fourth opening 122 of the first panel 111. The number of third openings 121 can be determined based on the shape of the hand tool 200 to be packaged. In some embodiments, as shown in Figure 16, the first panel 111 and the second panel 112 are formed from a single sheet of paper. A plurality of mutually parallel first fold lines 129 are then provided on the edge of the first panel 111 adjacent to the second panel 112. The first panel 111 is folded along these first fold lines 129 so that a majority of the first panel 111 overlaps with the second panel 112, thereby forming the cavity 113 at the edge of the first panel 111.

[0078] It should be understood that this embodiment, like embodiment 1, can also adopt UV treatment.

[0079] The following describes the use of the packaging device 100 of this embodiment by taking the manual tool 200 as a manual pliers as an example.

[0080] The hand pliers include two handles 210 and a working end 220 (ie, two pliers).

[0081] A support plate 110 is provided as shown in the figure. The support plate 110 has a first panel 111 and a second panel 112. The first panel 111 is provided with a plurality of openings. A cavity 113 is formed between the first panel 111 and the second panel 112. At least one of the plurality of openings is provided on a side wall of the cavity 113.

[0082] A packaging panel 125 is provided as shown in the figure. The packaging panel 125 has a top plate 127 and two opposing wings 128. The packaging panel 125 is disposed at an opening of the first panel 111 away from the cavity 113. The two wings 128 pass through the opening and connect between the first panel 111 and the second panel 112. The top plate 127 is disposed opposite to the fourth opening 122 to form an accommodating space 126 for accommodating the clamp.

[0083] Insert the handle 210 of the hand pliers through the opening of the cavity 113 and extend the jaws of the hand pliers into the receiving space 126;

[0084] The first panel 111 and the second panel 112 are fixed so that the support plate 110 is engaged with the manual clamp; the fixing method between the two panels is the same as that in embodiment 1.

[0085] It should be understood that this embodiment can also package other hand tools, and is not limited to the above-mentioned hand pliers.

[0086] Example 3

[0087] The main difference between this embodiment and embodiment 2 is that, in embodiment 2, a packaging panel 125 is used to connect to the first panel 111 to form a receiving space 126. In this embodiment, as shown in FIG17 , the receiving space 126 for receiving the working end 220 of the manual tool 200 is formed by folding the first panel 111. The receiving space 126 serves as a limiting structure. A plurality of second folding lines 130 are set on the first panel 111, and then the first panel 111 is folded along the second folding lines 130 to form the receiving space 126. A fifth opening 131 is opened on the side wall of the receiving space 126 for the working end 220 to pass through. The principle of forming the receiving space 126 here is roughly the same as the principle of forming the cavity 113 by the first panel 111. The other features of this embodiment are the same as those of embodiment 2 and will not be repeated here.

[0088] The preferred embodiments of the present invention have been described in detail above. It should be understood that numerous modifications and variations based on the concepts of the present invention are possible without inventive effort by those skilled in the art. Therefore, any technical solution that can be derived by one skilled in the art through logical analysis, reasoning, or limited experimentation based on the concepts of the present invention and the prior art should be within the scope of protection defined by the claims.

Claims

1. A packaging device, characterized in that: It includes a support plate, which is formed by stacking and fixing at least two layers of plates. There is a cavity between two adjacent layers of the at least two layers for accommodating at least part of the hand tool; the material used to make each layer of the at least two layers of plates meets the same recycling requirements.

2. The packaging device according to claim 1, wherein At least one opening is provided on the support plate, and a limiting structure is provided at the opening. The limiting structure is configured to limit the position of a portion of the manual tool that is not placed in the cavity.

3. The packaging device according to claim 1, wherein: The at least two layers of boards are made of paper material.

4. The packaging device according to claim 3, wherein: The at least two layers of boards are bonded together by pressing with glue that does not affect recycling.

5. The packaging device according to claim 2, wherein: The support plate includes a first panel and a second panel stacked together, and the cavity is formed between the first panel and the second panel.

6. The packaging device according to claim 5, characterized in that The first panel has a first protrusion, the second panel has a second protrusion at a position corresponding to the first protrusion, and the first protrusion and the second protrusion form the cavity.

7. The packaging device according to claim 6, characterized in that The height of the first protrusion and the second protrusion is 2 mm.

8. The packaging device according to claim 6, wherein: The first panel has a first opening, and the second panel has a second opening at a position corresponding to the first opening.

9. The packaging device according to claim 8, wherein: The limiting structure includes an extension portion extending from an edge of the first opening into the first opening, and the extension portion is configured to extend into the hand tool to limit the hand tool to a position where it can be taken out.

10. The packaging device according to claim 5, wherein: The support plate is formed by folding and stacking a first panel and a second panel formed on the same plate.

11. The packaging device according to claim 5, wherein: The edge of the first panel is folded to enclose the second panel to form the cavity, and at least one first opening is provided on the side wall of the cavity for the manual tool to pass through and enter the cavity.

12. The packaging device according to claim 11, wherein A second opening is provided on the first panel, and the limiting structure includes a packaging panel provided at the second opening, wherein the packaging panel forms an accommodating space for accommodating the manual tool.

13. The packaging device according to claim 12, wherein: The packaging panel includes a top plate and wings located on both sides of the top plate. The wings are connected to the support plate from the second opening, and the accommodating space is formed between the top plate and the support plate.

14. The packaging device according to claim 11, wherein The limiting structure includes an accommodating space formed by folding the first panel, and a second opening for the manual tool to pass through is provided on a side wall of the accommodating space.

15. A method of packaging a hand tool in a package, characterized in that include: A support plate is provided, formed by stacking and fixing at least two layers of plates, wherein a cavity is provided between two adjacent layers of the at least two layers of plates, the support plate has at least one opening, and a limiting structure is provided at the opening; the material used to make each layer of the at least two layers of plates meets similar recycling requirements; placing at least a portion of the hand tool into the cavity, and connecting the portion of the hand tool not placed into the cavity to the defining structure; The at least two layers of the support plate are fixed together.

16. The method according to claim 15, wherein The support plate is made of paper material.

17. The method according to claim 15, wherein A first panel and a second panel are provided, and the first panel and the second panel are stacked to form the support plate; wherein: the first panel has a first protrusion, the second panel has a second protrusion at a position corresponding to the first protrusion, and the first protrusion and the second protrusion enclose the cavity; the first panel has a first opening, and the second panel has a second opening at a position corresponding to the first opening; the edge of the first opening extends into the first opening to form an extension portion; The working end of the hand tool is placed into the cavity, the handle of the hand tool is placed into the opening formed by the first opening and the second opening, and the extension portion is extended into the structure of the hand tool.

18. The method according to claim 17, wherein The first panel and the second panel are formed on a plate so that there is an intersection line between the first panel and the second panel, and then folded along the intersection line so that the first panel and the second panel are stacked.

19. The method according to claim 15, wherein A first panel and a second panel are provided, wherein the first panel is folded at its edge to form the cavity with the second panel, and at least one first opening is provided on the side wall of the cavity; the first panel is also provided with a second opening; a packaging panel is provided at the second opening, and a receiving space is formed between the packaging panel and the support plate; The handle of the manual tool is passed through the first opening and into the cavity, and the working end of the manual tool extends into the accommodating space.

20. The method of claim 15, wherein: A first panel and a second panel are provided, wherein the edges of the first panel are folded to form the cavity with the second panel, and at least one first opening is provided on the side wall of the cavity; the middle portion of the first panel is folded to form a receiving space with the second panel, and the receiving space is provided with a second opening; The handle of the manual tool is passed through the first opening into the cavity, and the working end of the manual tool is extended into the accommodating space through the second opening.

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