CN106081362A - Kitchen based on corrugated paper water purification machine buffer packing structure and preparation method thereof - Google Patents

Abstract

Corrugated paper-based cushioning packaging structure for kitchen water purifiers, including outer packaging box, bottom liner, main liner and accessory box, between the bottom liner and main liner is used to clamp the filter cartridge and main unit, accessory box and pressure The barrel is placed on top of the main liner. The design of multiple outwardly folded triangular prism buffer structures around the main liner in the buffer packaging of the present invention fully utilizes the relatively stable and non-deformable nature of the triangle itself, which can absorb the impact when the packaging box receives an impact. Realize the protection of key buffers around the main unit, and the window formed by reversing the triangular column-shaped buffer structure on the side wall of the main unit can also observe the internal products. The overall lining structure has strong anti-drop, anti-extrusion, anti-penetration, anti-vibration capabilities, good adaptability, good safety and reliability, and saves resources.

Description

Cushion packaging structure for kitchen pure water machine based on corrugated paper and manufacturing method thereof

technical field

The invention relates to the technical field of product packaging, in particular to a full corrugated cardboard cushioning packaging structure for kitchen water purifiers and a manufacturing method thereof.

Background technique

The circulation of products and materials is an important part of economic activities, starting from production plants and ending with consumers. Broadly speaking, it includes the transportation, transit, loading and unloading, storage, display, sales and other links of commodities and packaging.

With the continuous improvement of people's living standards, the sales of kitchen water purifiers are increasing day by day, which brings huge profits to dealers but also brings more problems, and the products delivered are seriously damaged. At present, most large and medium-sized home appliances use foam as a cushioning material and are packed in cartons. Most of the existing foam cushioning parts are made of a single cushioning material such as polystyrene foam, polyethylene foam or polyurethane foam, which has the following disadvantages: 1. The foam material is difficult to degrade naturally and is difficult to recycle. It is easy to cause pollution to the environment; 2. The production mold of foam plastic is expensive. For products of different shapes and sizes, it is necessary to re-open the mold for production and production, and the cost is high; 3. The foam cushioning parts cannot be folded before packaging, so the occupied area The storage space and transportation space are large, and the storage cost and transportation cost are high, which is especially not conducive to long-distance transportation.

Therefore, it is very important to design and prepare an economical, durable, and environment-friendly cushioning packaging structure suitable for kitchen water purifiers to meet circulation and packaging requirements.

Contents of the invention

The technical problem to be solved by the present invention is to provide a buffer packaging structure for kitchen pure water machines that is convenient to prepare, easy to process, pollution-free, easy to recycle, highly adaptable to warehousing and logistics, and low in cost to ensure that the kitchen pure water Machine products reach customers safely and securely.

The technical solution adopted by the present invention to solve the above technical problems is: a corrugated paper-based buffer packaging structure for kitchen pure water machines, including a bottom liner, a main liner and an accessory box arranged in the outer packaging box, the bottom The liner, the main liner and the accessory box are folded from a piece of corrugated paper respectively, and the area between the bottom liner and the main liner is used to clamp the filter cartridge and the main unit in the kitchen water purifier. The accessory box and The pressure barrel in the kitchen pure water machine is placed on the top of the main lining;

The bottom liner is a hollow cavity structure surrounded by the top liner, the bottom liner and two left and right liners connected around the top liner and two front and rear liners. There are three round holes evenly opened for inserting and fixing the filter cartridge at the bottom of the main engine. The front and rear liners are on the side that is docked with the bottom liner. As for the inserting plate, there are a plurality of folding lines arranged parallel to the left and right on the bottom liner, so that the bottom liner can be folded along the folding lines into slots matched with the four inserting plates on the front and rear liners, so that the inserting plate can be inserted connected in the slot;

The main liner includes a support plate with a rectangular structure, a first liner and a second liner, the first liner and the second liner are symmetrically connected to both sides of the support plate along the length direction, and Both the first liner and the second liner can be folded down by 90° along the sides connected to the support plate, so that the first liner, the second liner and the support plate together form a U-shaped structure with an opening downward , a folding shield is provided on the other side of the first backing board and the second backing board corresponding to the side connected to the support board, and the folding guard board can be arranged along the folding line in its middle and its connection with the first backing board or The connection line of the second liner is folded upwards on the outside of the U-shaped structure to form a hollow triangular column-shaped buffer structure. The second liner is symmetrically connected with two side plates on both sides in the width direction. , the two side panels can be folded 90° along the sides connected to the second lining panel, so that the support panel, the first lining panel, the second lining panel and the two side panels together form a rectangular frame structure with an open lower end , the side plates are respectively connected with a folded buffer plate on both sides parallel to the length direction of the second lining plate, and the folded buffer plate can be arranged along the folding line in the middle and the connecting line with the side plate on the side plate The outer side is folded into a hollow triangular prism buffer structure.

Both the first liner and the second liner are symmetrically opened with two rectangular windows, the top of the rectangular plate cut out in the rectangular window is connected with the first liner or the second liner, and the rectangular The panel can be folded upwards on the outer side of the main lining along the folding line provided thereon and the connecting line with the first liner or the second liner to form a hollow triangular column-shaped cushioning structure.

The parts of the first liner, the second liner and the two side plates corresponding to the bottom of the triangular column-shaped buffer structure are all cut with plug-in plates, and the ends of the folded guard plate, the folded buffer plate and the rectangular plate are all A strip-shaped hole that can be plugged and matched with the plug-in board is provided to realize the fixing of the triangular column-shaped buffer structure.

In the bottom liner, the positions of the three round holes on the top liner correspond to the positions of the three notches on the front and rear liners.

In the bottom liner, the top liner is composed of three plate I, plate II and plate III, all of which are in a rectangular structure, wherein plate II and plate III are symmetrically arranged on the width end of plate I, and plate II And the length of the board III is greater than the width of the board I, so that the top lining board has an "H" shape structure as a whole, the three round holes are all set on the board I, and the two front and rear lining boards are connected to the length end of the board I Above, the two left and right liners are respectively connected to the ends of plate II and plate III.

The accessory box has a hollow rectangular box-like structure, and a "T"-shaped partition is arranged inside the accessory box to divide the space in the accessory box into three parts respectively for holding the filter element. , power supply and faucet switch accommodation space.

A method for making a corrugated paper-based cushioning and cushioning packaging structure for a kitchen pure water machine, comprising the following steps:

Step 1. On a piece of corrugated paper, die-cut the top liner, bottom liner, left and right liners, and front and rear liners that form the bottom liner, and die-cut the middle of the top liner corresponding to the front and rear liners. Three round holes are processed at the position of the notch for inserting the filter cartridge at the bottom of the main unit in the kitchen water purifier. After that, fold down the front and rear lining plates and the left and right lining plates around the top lining plate by 90° respectively, and then place the bottom lining The board is folded to the bottom of the top lining along its connection with the left and right linings, and the bottom lining is folded into a structure consistent with the concave and convex bottom ends of the front and rear linings to form the bottom lining;

Step 2. On a piece of corrugated paper, die-cut out the supporting board, the first lining board, the second lining board, two side boards, two folding guard boards and four folding buffer boards forming the main lining board, and Two rectangular windows are respectively die-cut on the first liner and the second liner, and then a strip-shaped hole is respectively processed on the rectangular plate in the rectangular window, as well as at the end of the folded guard plate and the folded buffer plate, and on the first liner 1. The second liner and the two side plates are processed to produce plug-in boards;

Step 3. Fold down the first liner and the second liner of the main liner processed in step 2 by 90° respectively, and then fold the two side plates by 90° along the joints between them and the second liner , so that the supporting board, the first lining board, the second lining board and the two side boards together form a rectangular frame structure with an open lower end, and then, the two folding guard boards are respectively arranged along the folding line in the middle and its connection with the first The connecting part of a liner or the second liner is folded upwards on the outside of the main liner to form a hollow triangular column-shaped buffer structure, and the strip-shaped hole on the folded guard is connected to the first liner or the second liner. The corresponding plug-in boards on the top are plugged and fixed, and then the four folded buffer boards are folded along the folding lines set in the middle and the connection parts with the side boards on the outside of the side boards to form four hollow triangular prisms. Shaped buffer structure, and the strip holes on the folded buffer board are plugged and fixed with the corresponding plug boards on the side boards. The connection part of the board or the second liner is folded upwards on the outside of the main liner to form a hollow triangular column-shaped buffer structure, and the strip-shaped holes on the rectangular plate are aligned with the corresponding holes on the first liner or the second liner. The plug board is plugged and fixed to form the main lining;

Step 4. On a piece of corrugated paper, die-cut the boards that form the accessories box, and then fold each board to form a hollow rectangular box-like structure, and then place a "T"-shaped partition in the box , the space inside the box is divided into three accommodating spaces for the filter element, power supply and faucet switch in the kitchen water purifier, which constitute the accessory box;

Step 5. Place the bottom liner prepared in step 1 on the bottom of the outer packaging box of the kitchen water machine, and then insert the three filter cartridges at the bottom of the main unit of the kitchen water machine into the top liner of the bottom liner and set them In the three circular holes, at this time, since the main engine and the filter cartridge are structurally integrated, the main engine is located on the top of the three filter cartridges, and then the main liner prepared in step 3 is sleeved on the top of the main engine. Afterwards, place the accessory box and the pressure tank in the kitchen water purifier prepared in step 4 above the main liner to obtain a cushioning packaging structure for the kitchen water purifier based on corrugated paper.

The beneficial effects of the present invention are:

1. The buffer packaging structure of the present invention has a unique structure and a reasonable layout. The overall packaging structure is designed through the design of the bottom liner and the main liner, and the top and bottom of the main engine and the filter cartridge are wrapped and cushioned. According to the size of the main machine, the main machine is placed standing, and the pressure barrel and accessories box are placed on the main machine, which achieves the purpose of easy packing and reducing packaging materials. At the same time, the design of multiple outwardly folded triangular prism buffer structures around the main lining makes full use of the relatively stable and non-deformable properties of the triangle itself, which can absorb the impact when the packaging box receives an impact, and realize the anti-corrosion around the host. The protective function of the key buffer, the window formed by folding the triangular prism buffer structure on the side wall of the main unit, can also observe the internal products. The lining structure as a whole has strong anti-drop, anti-extrusion, anti-penetration, anti-vibration capabilities, good adaptability, good safety and reliability, and saves resources.

2. The cushioning packaging structure of the present invention makes full use of the characteristics of corrugated cardboard, which is cheap, easy to recycle and easy to fold. The whole inner lining can realize stable cushioning for multiple parts of the kitchen water purifier by repeatedly folding the corrugated cardboard Packaging, which solves the problems of high packaging cost, high transportation damage rate and easy pollution of the environment in the traditional foam packaging method. Moreover, the cushioning packaging structure of the present invention is all made of folded corrugated cardboard, so before packaging, the corrugated cardboard can be fully stacked together, occupying less storage space and transportation space, and saving logistics costs. Corrugated paper itself also has good light-shielding properties, is less affected by temperature, has good self-adaptability, does not deteriorate under light, and is green and environmentally friendly.

3. The buffer packaging structure of the present invention fully considers the time cost of manual assembly, and realizes the structural fixation of the bottom liner and the main liner through the strip hole and the plug-in board, the plug-in board and the slot. The use of adhesive is reduced, the labor assembly time is saved, and the assembly cost is also saved. After the entire inner lining is folded and assembled, it can be transported in a flat state in the outer packaging box, which reduces logistics and storage costs.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a schematic diagram of the unfolded structure of the bottom liner in the present invention;

Fig. 3 is the schematic diagram of the three-dimensional structure of the bottom liner in the present invention;

Figure 4 is a schematic diagram of the unfolded structure of the main lining in the present invention;

Fig. 5 is the schematic diagram of the three-dimensional structure of the main lining in the present invention;

Fig. 6 is a schematic diagram of the unfolded structure of the accessories box in the present invention;

Fig. 7 is a schematic diagram of the three-dimensional structure of the accessories box in the present invention;

Reference signs: 1, bottom liner, 101, top liner, 102, bottom liner, 103, left and right liner, 104, front and rear liner, 105, round hole, 106, inserting plate, 2, main liner, 201, supporting plate, 202, first lining plate, 203, second lining plate, 204, folding guard plate, 205, side plate, 206, folding buffer plate, 207, rectangular plate, 208, plug plate, 209, bar Shaped hole, 3, accessory box, 4, filter cartridge, 5, pressure barrel.

detailed description

Below in conjunction with accompanying drawing, the present invention is described in further detail:

As shown in the figure, the corrugated paper-based buffer packaging structure for kitchen water purifiers is used for buffer packaging during transportation. A bottom buffer 1, a main liner 2 and an accessory box 3 are provided in the outer packaging box. The bottom liner Body 1, main lining body 2 and accessory box 3 are folded from a piece of corrugated paper, and the area between the bottom lining body 1 and the main lining body 2 is used to hold the filter cartridge 4 and the main machine in the kitchen water purifier. The above-mentioned accessories box 3 and the pressure barrel 5 in the kitchen water purifier are placed on the top of the main liner 2 .

The bottom liner 1 is a hollow buffer chamber structure surrounded by a top liner 101, a bottom liner 102, two left and right liners 103 connected around the top liner 101 and two front and rear liners 104. , three circular holes 105 are evenly opened on the top liner 101 for inserting the filter cartridge 4 at the lower part of the main machine to fix it from the bottom. , three gaps are evenly opened on the left and right, so that the bottom ends of the front and rear liners 104 form four inserting plates 106, so that the lower part of the bottom liner 1 is in the shape of three "several" characters side by side. A plurality of folding lines are arranged in parallel, so that the bottom liner 102 can be folded along the folding lines into a plate-shaped structure that is plugged and matched with the gap at the bottom end of the front and rear liners 104 and the concave and convex of the insert plate 106, and the two left and right liners 103, The two front and rear liners 104 and the bottom liner 102 can be matched in the lower part of the bottom liner 1 to form three quadrilaterals to prevent the deformation of the bottom liner 102 for strengthening the bottom buffer.

The main lining 2 adopts a one-piece outwardly folded triangular prism-shaped stable structure to form a buffer cavity to achieve key buffering around the host. When impacted, the triangular prism-shaped structure can absorb the impact and play a protective role, and the triangle itself is stable. The structure is not easily deformed. The main liner 2 includes a support plate 201 of a rectangular structure, a first liner 202 and a second liner 203, and the first liner 202 and the second liner 203 are symmetrically connected to both sides of the support plate 201 along the length direction side, and the first backing plate 202 and the second backing plate 203 can be folded down 90° along the sides connected to the supporting plate 201, so that the first lining plate 202, the second lining plate 203 and the supporting plate 201 Together, they form a U-shaped structure with an opening downward, and a folding guard 204 is arranged on the other side of the first liner 202 and the second liner 203 corresponding to the side connected to the support plate 201, and the foldable guard 204 can The folding line arranged along its middle and the connecting line with the first liner 202 or the second liner 203 are folded upwards on the outer side of the U-shaped structure to form a hollow triangular column-shaped buffer structure, the second liner 203 is connected with two side plates 205 symmetrically left and right on both sides in its width direction, and the two side plates 205 can be turned over 90° along the sides connected to the second backing plate 203, so that the supporting plate 201, the first The liner 202, the second liner 203 and the two side plates 205 together form a rectangular frame structure with an open lower end, and the side plates 205 are respectively connected with a The folded buffer plate 206 can be folded on the outside of the side plate 205 to form a hollow triangular column-shaped buffer structure along the folding line provided in the middle and the connection line with the side plate 205 . The skylight formed by folding the triangular prism structure in the main lining 2 can observe the product.

Both the first liner 202 and the second liner 203 are symmetrically opened with two rectangular windows. connected, and the rectangular plate 207 can be folded upwards on the outside of the main lining body 2 along the folding line provided on it and the connecting line with the first lining plate 202 or the second lining plate 203 to form a hollow triangular column-shaped cushioning structure .

The first liner 202 , the second liner 203 and the two side plates 205 corresponding to the bottom of the triangular column-shaped buffer structure are all cut with a plug-in plate 208 , and the folded guard plate 204 and the folded buffer plate 206 are The end of the rectangular plate 207 is provided with a strip-shaped hole 209 that can be plugged and matched with the plug-in plate 208, and is used to realize the fixing of the triangular column-shaped buffer structure.

In the bottom liner 1 , the positions of the three circular holes 105 on the top liner 101 correspond to the positions of the three notches on the front and rear liner 104 .

In the bottom liner 1, the top liner 101 is composed of three plates I101-a, II101-b and III101-c all of which are rectangular in structure, wherein the plate II101-b and the plate III101-c are symmetrical It is arranged on the width end of plate I101-a, and the length of plate II101-b and plate III101-c is greater than the width of plate I101-a, so that the top lining plate 101 has an "H" shape structure as a whole, and the three circles Holes 105 are all set on plate I 101-a, and two front and rear lining plates 104 are connected to the length ends of plate I 101-a, and two left and right lining plates 103 are respectively connected to the ends of plate II 101-b and plate III 101-c.

The accessory box 3 is a hollow rectangular box-like structure, and inside the accessory box 3, a "T"-shaped partition is arranged to divide the space in the accessory box 3 into three parts respectively for The storage space for the filter element, power supply and faucet switch is to prevent the parts from shaking in the box due to too many parts and causing impact on the product.

A method for manufacturing a cushioning packaging structure for a kitchen pure water machine based on corrugated paper, comprising the following steps:

Step 1. On a piece of corrugated paper, die-cut the top liner 101, bottom liner 102, left and right liners 103, front and rear liners 104 forming the bottom liner 1, and the middle part of the top liner 101 corresponds to the front and rear liners Three circular holes 105 for inserting the lower filter cartridge 4 of the main engine in the kitchen pure water machine are processed at the position of the die-cut notch on the plate 104, and then the front and rear lining plates 104 and the left and right lining plates around the top lining plate 101 are 103 are respectively folded down by 90°, and then, the bottom liner 102 is folded to the bottom of the top liner 101 along its connection with the left and right liner 103, and the bottom liner 102 is folded into the concave-convex shape of the bottom of the front and rear liner 104. The same structure, even if A, B, C, D on the front and rear liner 104 are respectively inserted into A1, B1, C1, D1 on the bottom liner 102, the positions of plate I and plate II in Figure 1 correspond to those in Figure 2 The plate I and plate II, the insertion structure plays a role in fixing and supporting the bottom, forming the bottom liner 1;

Step 2. On a piece of corrugated paper, die-cut the support board 201, the first backing board 202, the second backing board 203, two side boards 205, two folded guard boards 204 and four folded buffers to form the main backing board plate 206, and die-cut two rectangular windows on the first liner plate 202 and the second liner plate 203 respectively, and then process the rectangular plate 207 in the rectangular window and the ends of the folded protective plate 204 and the folded buffer plate 206 respectively A strip-shaped hole 209 is formed, and a plug-in board 208 is processed on the first backing board 202, the second backing board 203 and the two side boards 205;

Step 3: Fold down the first liner 202 and the second liner 203 in the main liner 2 processed in step 2 respectively by 90°, and then connect the two side plates 205 to the second liner 203 along them The position is turned over 90°, so that the supporting plate 201, the first lining plate 202, the second lining plate 203 and the two side plates 205 together form a rectangular frame structure with an open lower end, and then, the two folded guard plates 204 are respectively along the The folding line provided in the middle and its connection with the first liner 202 or the second liner 203 are folded upwards on the outside of the main liner 2 to form a hollow triangular column-shaped buffer structure, and the folded guard plate 204 The strip-shaped holes 209 on the first backing board 202 or the corresponding plug-in boards 208 on the second backing board 203 are plugged and fixed, and then the four folded buffer boards 206 are respectively arranged along the folding lines in the middle of them and connected with them. The connecting part of the side plate 205 is folded into four hollow triangular prism-shaped buffer structures on the outside of the side plate 205, and the strip-shaped holes 209 on the folded buffer plate 206 are inserted into the corresponding plug-in plates 208 on the side plate 205. Then, the four rectangular boards 207 are folded upwards on the outside of the main lining body 2 to form a hollow The triangular column buffer structure, and the strip hole 209 on the rectangular plate 207 is plugged and fixed with the corresponding plug-in plate 208 on the first lining plate 202 or the second lining plate 203 to form the main lining body 2;

Step 4. On a piece of corrugated paper, die-cut the boards that form the accessories box 3, and then fold each board to form a hollow rectangular box-like structure, and then place a "T"-shaped partition in the box The board separates the space in the box into three accommodation spaces for the filter element, power supply and faucet switch in the kitchen water purifier respectively, which constitutes the accessory box 3;

Step 5. Place the bottom liner 1 prepared in step 1 on the bottom of the outer packaging box of the kitchen water machine, and then insert the three filter cartridges 4 connected to the lower part of the main unit of the kitchen water machine into the bottom liner 1 respectively In the three circular holes 105 provided on the top liner 101, then, the main liner 2 prepared in step 3 is set on the top of the main machine, and then the accessory box 3 prepared in step 4 is placed in the kitchen water purifier The pressure barrel 5 is placed on the top of the main liner 2, that is, a corrugated paper-based cushioning and cushioning packaging structure for kitchen water purifiers is obtained.

After the three corrugated paper structures are folded, put the bottom liner into the outer packing box, then insert the main unit and the filter cartridge connected to the lower part of the main machine in the kitchen water purifier into the round hole on the top liner of the bottom liner, and then , Put the main liner on the main machine, then put the pressure barrel and accessory box together on the upper part of the main liner, seal the outer packing box, and then the safe and reliable transportation of the kitchen water purifier can be realized.

Claims (6)

1. A cushioning packaging structure for kitchen water purifiers based on corrugated paper, which is characterized in that it includes an outer packaging box, a bottom lining (1), a main lining (2) and an accessory box (3) arranged in the outer packaging box. The bottom liner (1), main liner (2) and accessories box (3) are folded from a piece of corrugated paper, the main liner (2) is set above the bottom liner (1), and the bottom liner The area between (1) and the main liner (2) is used to clamp the main unit in the kitchen water purifier and the filter cartridge (4) connected to the lower part of the main unit. The accessory box (3) is set on the main liner ( 2) One end of the top, the rest of the top of the main liner (2) is used to set the pressure barrel (5) in the kitchen water purifier; The bottom liner (1) is composed of a top liner (101), a bottom liner (102) and two left and right liners (103) connected around the top liner (101) and two front and rear liners ( 104) is a hollow structure, and three circular holes (105) for inserting and fixing the filter cartridge (4) are evenly opened on the top liner (101). On the side of the butt joint of the liner (102), three gaps are evenly opened on the left and right, so that the bottom ends of the front and rear liner (104) form four inserting plates (106), and the bottom liner (102) is arranged in parallel on the left and right. A plurality of folding lines, so that the bottom liner (102) can be folded along the folding lines into a plate-shaped structure that is plugged and matched with the gap at the bottom end of the front and rear liners (104) and the concave and convex of the insert plate (106); The main lining (2) includes a rectangular support plate (201), a first lining (202) and a second lining (203), and the first lining (202) and the second lining ( 203) Symmetrically connected to both sides of the support plate (201) along the length direction, and both the first liner (202) and the second liner (203) can be connected to the support plate (201) along the side Fold down by 90°, so that the first liner (202), the second liner (203) and the support plate (201) together form a U-shaped structure with an opening downward, between the first liner (202) and the second The other side of the liner (203) corresponding to the connection side of the support plate (201) is provided with a foldable guard plate (204), which can be set along the folding line in the middle and connected with the first liner. The connection line of the plate (202) or the second liner (203) is folded upwards on the outside of the U-shaped structure to form a hollow triangular column-shaped buffer structure, and the second liner (203) is Two side plates (205) are symmetrically connected on the side, and the two side plates (205) can be folded by 90° along the sides connected to the second liner (203), so that the support plate (201), the second A liner (202), a second liner (203) and two side plates (205) together form a rectangular frame structure with an open lower end, and the side plates (205) are parallel to the second liner (203) A folded buffer plate (206) is respectively connected to the two sides in the length direction, and the folded buffer plate (206) can be arranged along the folding line in the middle and the connecting line with the side plate (205) on the side plate (205). The outer side is folded into a hollow triangular prism buffer structure. 2. The corrugated paper-based cushioning packaging structure for kitchen water purifiers according to claim 1, characterized in that: the first liner (202) and the second liner (203) are symmetrically opened with two a rectangular window, the top of the rectangular plate (207) cut out in the rectangular window is connected with the first lining plate (202) or the second lining plate (203), and the rectangular plate (207) can be arranged along it The folding line and its connection line with the first liner (202) or the second liner (203) are folded upwards on the outer side of the main liner (2) to form a hollow triangular column-shaped cushioning structure. 3. The corrugated paper-based cushioning packaging structure for kitchen water purifiers according to claim 1 or 2, characterized in that: the first liner (202), the second liner (203) and two side panels ( 205) corresponding to the bottom of the triangular prism-shaped buffer structure are cut with plug-in plates (208), and the ends of the folded guard plate (204), folded buffer plate (206) and rectangular plate (207) are all provided with The strip-shaped hole (209) capable of plugging and mating with the plug-in board (208) is used to realize the fixing of the triangular column-shaped buffer structure. 4. The corrugated paper-based cushioning packaging structure for kitchen water purifiers according to claim 1, characterized in that: in the bottom liner (1), the three round holes opened on the top liner (101) ( 105) is corresponding to the positions of the three gaps offered on the front and rear lining plates (104). 5. The corrugated paper-based cushioning packaging structure for kitchen water purifiers according to claim 1, characterized in that: the accessory box (3) is a hollow rectangular box-shaped structure, inside the accessory box (3) , a partition in the shape of a "T" is provided to divide the space in the accessory box (3) into three accommodating spaces for respectively holding the filter element, the power supply and the faucet switch. 6. make the method for the buffer packaging structure based on corrugated paper for kitchen pure water machine as claimed in claim 1, it is characterized in that, comprise the following steps: Step 1. Die-cut the top liner (101), bottom liner (102), left and right liners (103) and front and rear liners (104) forming the bottom liner (1) on a piece of corrugated paper, and place the The middle part of the top liner (101) corresponds to the positions of the die-cut notches on the front and rear liners (104), and three round holes are processed for inserting the filter cartridge (4) connected to the lower part of the main unit in the kitchen water purifier ( 105), after that, fold down the front and rear linings (104) and the left and right linings (103) around the top lining (101) by 90° respectively, and then fold the bottom lining (102) along with the left and right linings (103) ) to the bottom of the top liner (101), and the bottom liner (102) is folded into a structure consistent with the concave and convex bottom ends of the front and rear liners (104), forming the bottom liner (1); Step 2. On a piece of corrugated paper, die-cut out the support board (201), the first backing board (202), the second backing board (203), two side boards (205), two folding guard plate (204) and four folded buffer plates (206), and die-cut two rectangular windows on the first lining plate (202) and the second lining plate (203), after that, the rectangular window inside the rectangular window A strip hole (209) is respectively processed at the ends of the plate (207), the folded guard plate (204) and the folded buffer plate (206), and the first lining plate (202), the second lining plate (203) and the two A socket plate (208) is processed on the side plate (205); Step 3. Fold down the first liner (202) and the second liner (203) in the main liner (2) processed in step 2 respectively by 90°, and then fold the two side plates (205) along the The connection part between it and the second backing board (203) is turned over 90°, so that the supporting board (201), the first backing board (202), the second backing board (203) and the two side boards (205) together form a lower end Rectangular frame-like structure with an opening, and then, place the two folded guards (204) on the main lining along the folding line set in the middle and the connection with the first lining (202) or the second lining (203). The outside of the body (2) is folded upwards to form a hollow triangular prism-shaped buffer structure, and the strip-shaped hole (209) on the folded guard (204) is connected with the first liner (202) or the second liner (203) ) on the corresponding plug-in board (208) for plug-fitting and fixing, and then, place the four folded buffer boards (206) on the side board ( 205) is folded into four hollow triangular prism-shaped buffer structures, and the strip holes (209) on the folded buffer board (206) are inserted into the corresponding plug-in boards (208) on the side boards (205). Then, place the four rectangular panels (207) on the main lining body (2) The outside of the outer side is turned upwards to form a hollow triangular prism-shaped buffer structure, and the strip-shaped holes (209) on the rectangular plate (207) are connected with the corresponding inserts on the first lining plate (202) or the second lining plate (203). The connecting plate (208) is plugged and fixed to form the main lining body (2); Step 4. On a piece of corrugated paper, die-cut the boards that form the accessory box (3), and then fold each board to form a hollow rectangular box-like structure, and then place a "T"-shaped piece in the box The partition divides the space in the box into three accommodation spaces for the filter element, power supply and faucet switch in the kitchen water purifier, which constitute the accessory box (3); Step 5. Place the bottom liner (1) prepared in step 1 on the bottom of the outer packaging box of the kitchen water purifier, and then insert the three filter cartridges (4) connected to the lower part of the main unit in the kitchen water purifier respectively. In the three circular holes (105) set on the top liner (101) of the bottom liner (1), then, the main liner (2) prepared in step 3 is sleeved on the top of the main machine, and then the step 4. The prepared accessories box (3) and the pressure tank (5) in the kitchen water purifier are placed above the main lining (2), and the packaging lining for the kitchen water purifier based on corrugated paper is obtained.