CN211686021U - Wrapping card paper with protective structure - Google Patents

Abstract

The utility model relates to a wrap up in package card paper with protective structure, including roof, first curb plate, second curb plate, first bottom plate and second bottom plate, one side edge of first curb plate and one side edge of second curb plate are connected with the opposite side edge of roof respectively, another opposite side edge of first curb plate is connected with a side edge of first bottom plate, another opposite side edge of second curb plate is connected with a side edge of second bottom plate, be provided with the insertion tongue on another opposite side edge of second bottom plate, be provided with the socket on the first bottom plate, the insertion tongue is pegged graft with the socket, roof, first curb plate, second curb plate, first bottom plate and second bottom plate surround and form the product holding portion of depositing the product; both ends of the product containing part are provided with side baffles for blocking the product placed in the product containing part, and the two side baffles are positioned at the lower part of the product containing part. The utility model provides a wrap up in package card paper to product packaging loaded down with trivial details, efficiency lower, wrap up in the not good technical problem of package stability to the product moreover.

Description

Wrapping card paper with protective structure

Technical Field

The utility model relates to a packing carton technical field, it is further, relate to a wrap up in a package card paper with protective structure, especially relate to a wrap up in a package card paper with protective structure suitable for four even packages.

Background

At the present stage, the paperboard packaging structures used in the market are various in types, although various paperboard packaging structures can meet the packaging requirements of products, most paperboard packaging structures are bonded and folded in a paperboard production factory and then transported to a terminal for manual boxing in a supermarket, the need for emphasizing is that the bonded wrapping paperboard structure has a high probability of paperboard tearing when products are manually packed, the difficulty of packing the products in the supermarket by supermarket staff is increased, the wrapping efficiency is greatly reduced, particularly for the four-link wrapped products with a large bag body, the wrapping difficulty of the products is further increased, and the product development of the paperboard structure for the four-link wrapping can be influenced.

In addition, in the process of wrapping and transporting cup products, bottled products and canned products, because the product weight is large, the unstable condition often appears, the product rocks in the wrapping paperboard structure, and constantly strikes the top edge and the bottom edge of the wrapping paperboard, so that the edge position of the wrapping paperboard is easily damaged and torn, and the wrapping effect on the product is influenced.

Aiming at the problems that the wrapping paperboard is complex in product packaging, low in efficiency and poor in product wrapping stability in the related art, an effective solution is not provided at present.

Therefore, the inventor provides the wrapping paperboard with the protection structure by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wrap up in package card paper with protective structure, the parcel that can stabilize more tightly place with inside product, improve the firmness and the bearing nature of wrapping up in the package to the product.

Another object of the utility model is to provide a wrap up in package card paper with protective structure, the bottom is passed through the socket and is connected with the cooperation of inserting the tongue, not only conveniently wraps up in the package to the product, can improve to wrapping up in the stability of taking is carried to the back product of package in addition, and the product is difficult for falling out, is convenient for carry and takes, is favorable to promoting to carry the comfort level of taking.

Another object of the utility model is to provide a wrap up in package card paper with protective structure is provided with the lateral part baffle that blocks the product lower part, ensures that the product can not take place to empty and drop, makes the product of wrapping up in the package more stable, and the upper portion of product can appear in the outside moreover, has strengthened the visibility of product, and the consumer of being convenient for acquires product information, improves consumer's consumption and experiences.

The purpose of the utility model can be realized by adopting the following technical scheme:

the utility model provides a wrap up in a package card paper with protective structure, the wrap up in a package card paper with protective structure includes roof, first curb plate, second curb plate, first bottom plate and second bottom plate, wherein:

one side edge of the first side plate and one side edge of the second side plate are respectively connected with two opposite side edges of the top plate, the other opposite side edge of the first side plate is connected with one side edge of the first bottom plate, the other opposite side edge of the second side plate is connected with one side edge of the second bottom plate, at least one insertion tongue is arranged on the other opposite side edge of the second bottom plate, at least one insertion opening matched with the insertion tongue is arranged on the first bottom plate, the insertion tongue is inserted into the corresponding insertion opening, and the top plate, the first side plate, the second side plate, the first bottom plate and the second bottom plate surround to form a product accommodating part for storing products;

both ends of the product containing part are provided with side baffles for blocking the product placed in the product containing part, and the two side baffles are positioned at the lower part of the product containing part.

In a preferred embodiment of the present invention, the first side plate and the second side plate are respectively folded toward the lower side of the top plate, and the first bottom plate and the second bottom plate are respectively folded toward the side close to each other;

tooth knife lines are arranged at the turning positions between the first side plate and the top plate and between the second side plate and the top plate, at the turning positions between the first side plate and the first bottom plate and between the second side plate and the second bottom plate.

In a preferred embodiment of the present invention, the side baffle includes a blocking portion and two sticking portions connected to two sides of the blocking portion, one side edge of the blocking portion is connected to an edge of the first bottom plate perpendicular to the axial direction of the product accommodating portion, the blocking portion is turned upward to a position perpendicular to the first bottom plate, the two sticking portions are respectively turned to positions parallel to the first side plate and the second side plate, and the two sticking portions are respectively stuck to the first side plate and the second side plate;

a serrated knife line is arranged at the turnover position between the blocking part and the first bottom plate; folding holes are formed in the pasting part at the included angle positions close to the blocking part and the first bottom plate, crease lines are arranged between the edge of the pasting part and the folding holes, and the pasting part and the blocking part are folded along the crease lines.

In a preferred embodiment of the present invention, the edge of the first bottom plate opposite to the first side plate is connected to a side plate connecting plate, the pasting parts located at both sides of the blocking part are respectively connected to the edge of the side plate connecting plate and the edge of the first side plate, the side plate connecting plate is turned upwards to a position parallel to the second side plate, and the pasting part connected to the side plate connecting plate, the side plate connecting plate and the second side plate are sequentially bonded;

tooth knife lines are arranged on the turning positions between the side plate connecting plates and the first bottom plate, on the turning positions between the pasting parts and the side plate connecting plates connected with the pasting parts and on the turning positions between the pasting parts and the first side plates connected with the pasting parts.

In a preferred embodiment of the present invention, the height of the side barrier is 1/5 the height of the product containing portion.

In a preferred embodiment of the present invention, the number of the insertion tongues is two, and the positions where the two insertion tongues are connected are located at the position 2/5 and the position 4/5 along the axial direction of the product accommodating portion on the second bottom plate, respectively.

The present invention provides a better embodiment, wherein symmetrical slots are provided on the two sides of the insertion tongue and the position where the second bottom plate is connected, the insertion tongue is inserted into the slot, and each of the slots has an edge corresponding to the edge of the slot.

In a preferred embodiment of the present invention, the insertion tongue is semicircular or trapezoidal.

In a preferred embodiment of the present invention, one side edge of the socket is straight, and the other opposite side edge of the socket is wavy.

In a preferred embodiment of the present invention, the top plate is provided with a date display opening for displaying the date of production of the product.

From above, the utility model discloses the characteristics and the advantage of wrapping up in package card paper with protective structure are: the product containing part for storing the product is formed by encircling the top plate, the first side plate, the second side plate, the first bottom plate and the second bottom plate are connected through the insertion tongue and the insertion opening in a matched mode, the structure is simple, the product is convenient to wrap, wrapping operation of mechanical equipment or workers is convenient, and the working efficiency of product wrapping is improved. The visibility of the product is enhanced, the consumer can conveniently obtain the product information, and the consumption experience of the consumer is improved.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

FIG. 1: is a three-dimensional view of the wrapping card paper with the protection structure.

FIG. 2: do the utility model discloses the wrapping up in of wrapping up in cardboard with protective structure is in the schematic structure under the state of disassembling.

FIG. 3: a partial enlarged view of the position a in fig. 2.

FIG. 4: a partial enlarged view of the position B in fig. 2.

FIG. 5: do the utility model discloses the wrapping card paper that has protective structure is in the structure schematic diagram that turns over a position under the state of disassembling side baffle.

The utility model provides an reference numeral does:

1. a top plate; 101. A date display port;

2. a first side plate; 3. A second side plate;

4. a product containment portion; 5. A side baffle;

501. a blocking portion; 502. A sticking part;

5021. a folding hole; 5022. A crease line;

6. a first base plate; 7. A socket;

8. a side plate connecting plate; 9. A second base plate;

10. inserting a tongue; 1001. A clamping groove.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model provides a wrap up in package card paper with protective structure, this wrap up in package card paper with protective structure includes roof 1, first curb plate 2, second curb plate 3, first bottom plate 6 and second bottom plate 9, wherein: the top plate 1, the first side plate 2, the second side plate 3, the first bottom plate 6 and the second bottom plate 9 are all rectangular, one side edge of the first side plate 2 is connected with one side edge of the top plate 1, one side edge of the second side plate 3 is connected with the other opposite side edge of the top plate 1, the other opposite side edge of the first side plate 2 is connected with one side edge of the first bottom plate 6, the other opposite side edge of the second side plate 3 is connected with one side edge of the second bottom plate 9, at least one inserting tongue 10 is arranged on the other opposite side edge of the second bottom plate 9, at least one inserting hole 7 matched with the inserting tongue 10 is arranged on the first bottom plate 6, the inserting tongue 10 is inserted into the corresponding inserting hole 7, and the top plate 1, the first side plate 2, the second side plate 3, the first bottom plate 6 and the second bottom plate 9 surround to form a product accommodating part 4 for storing; both ends of the product accommodating portion 4 are provided with side baffles 5 for blocking the product placed in the product accommodating portion 4, and both side baffles 5 are located at the lower portion of the product accommodating portion 4.

The utility model provides a wrap up in package card paper with protective structure, as shown in fig. 2, because one side edge of first curb plate 2 is connected with one side edge of roof 1, one side edge of second curb plate 3 is connected with another opposite side edge of roof 1, another opposite side edge of first curb plate 2 is connected with one side edge of first bottom plate 6, another opposite side edge of second curb plate 3 is connected with one side edge of second bottom plate 9, the utility model discloses a wrap up in package card paper with protective structure can the flatwise flattening transportation, saves the transportation space; when the product containing part is used, the first side plate 2 and the second side plate 3 are turned over 90 degrees towards the lower part of the top plate 1 respectively, the first bottom plate 6 and the second bottom plate 9 are turned over 90 degrees towards one side close to each other respectively, the first side plate 2 and the second side plate 3 are perpendicular to the top plate 1, the first bottom plate 6 and the second bottom plate 9 are parallel to the top plate 1, the inserting tongue 10 is inserted into the inserting opening 7 to be fixed, the top plate 1, the first side plate 2, the second side plate 3, the product containing part 4 is formed between the first bottom plate 6 and the second bottom plate 9, the product containing part 4 is a rectangular structure with two openings extending along the horizontal direction, the product containing part can be kept stable, the two ends of the product containing part 4 can be directly used for checking a product placed in the product containing part, and the visibility and the identifiability of the. After the equipment shaping, can be with cup class product, bottled product or can adorn the product and be "field" font and arrange in product holding portion 4, carry out four even packagings to the product, the bottom and the contact of first bottom plate 6 of product, the top and the roof 1 contact of product, the lateral wall of product and the first curb plate 2 and the 3 contacts of second curb plate that correspond, can play good parcel and guard action to the product, and the parcel card paper itself that has protective structure has good firmness and bearing nature, moreover, the steam generator is simple in structure, be convenient for mechanical equipment or artifical manual the operation of wrapping up in the package to the product, can improve the work efficiency of packing the product. In addition, the lower part position that is located product holding portion 4 at the both ends of product holding portion 4 all is provided with lateral part baffle 5, can block the product of placing in product holding portion 4 through lateral part baffle 5, ensure that the product is stably placed in product holding portion 4, and can not take place to empty and drop, improve the resistant extrusion and the resistant striking ability of wrapping up in the package card paper, make the product of wrapping up in the package more stable, and the upper portion of product can expose in the outside, the visibility of product has been strengthened, be convenient for the consumer to acquire product information, consumer's consumption experience is improved.

Of course, the utility model discloses a wrap up in package card paper with protective structure not only can carry out four even packagings to the product, can also design the length of product holding portion 4 according to actual conditions, and the length direction along product holding portion 4 wraps up in to the cup class product of different quantity, bottled product or the tinned product.

Furthermore, the wrapping paperboard with the protection structure can be made of white board paper, kraft liner board paper, carton board paper or PET and other paper materials, is convenient to produce and low in cost, can be folded and bonded to form a finished product after die cutting and forming during production, can be recycled, and has good environmental protection performance.

The utility model discloses in, lateral baffle 5 highly be the 1/5 of the height of product holding portion 4, can enough satisfy the requirement that blocks the product, avoid the product to empty and drop, can provide better visibility again for the product, can also shelter from the bar code of product through lateral baffle 5 moreover to the accessible is unified to sell to a plurality of products at the bar code that has protective structure's the outside printing of wrapping up in the card paper.

In an optional embodiment of the present invention, as shown in fig. 2, serrated lines are disposed on the folding positions between the first side plate 2 and the top plate 1, the folding positions between the second side plate 3 and the top plate 1, the folding positions between the first side plate 2 and the first bottom plate 6, and the folding positions between the second side plate 3 and the second bottom plate 9, so as to facilitate folding and forming of the wrapping card paper with the protection structure and wrapping of the product.

Wherein, tooth tool line is through the die-cut formation of cutter and be a plurality of through-holes of looks interval of linear arrangement.

In an optional embodiment of the present invention, as shown in fig. 1 and fig. 2, the side baffle 5 includes a blocking portion 501 and a pasting portion 502 connected to two sides of the blocking portion 501, the blocking portion 501 and the pasting portion 502 are rectangles, one side edge of the blocking portion 501 is connected to the axial perpendicular edge of the first bottom plate 6 and the product accommodating portion 4, the blocking portion 501 is turned up to the position perpendicular to the first bottom plate 6, the two pasting portions 502 are respectively turned up to the position of being pasted with the first side plate 2 and the second side plate 3, and one pasting portion 502 is pasted with the first side plate 2, and the other pasting portion 502 is pasted with the second side plate 3. The stability of the blocking portion 501 is guaranteed through the arrangement of the sticking portion 502, the product can be stably blocked, and the impact resistance of the side baffle 5 to the product is improved.

Further, as shown in fig. 2, a serrated knife line is arranged at a folding position between the blocking portion 501 and the first bottom plate 6; a folding hole 5021 is formed in the pasting part 502 close to the included angle between the blocking part 501 and the first bottom plate 6, a crease line 5022 is formed between the edge of the pasting part 502 and the folding hole 5021, and the pasting part 502 and the blocking part 501 are folded along the crease line 5022.

Further, as shown in fig. 2, a side plate connecting plate 8 is connected to an edge of the first bottom plate 6 opposite to the first side plate 2, the pasting parts 502 located at two sides of the blocking part 501 are respectively connected to an edge of the side plate connecting plate 8 and an edge of the first side plate 2, the side plate connecting plate 8 is folded upwards to a position parallel to the second side plate 3, and the pasting part 502 connected to the side plate connecting plate 8, the side plate connecting plate 8 and the second side plate 3 are sequentially bonded.

Further, as shown in fig. 2, serrated knife lines are disposed at the folding position between the side plate connecting plate 8 and the first bottom plate 6, at the folding position between the pasting part 502 and the connected side plate connecting plate 8, and at the folding position between the pasting part 502 and the connected first side plate 2. As shown in fig. 5, when assembling and forming the wrapping cardboard with a protective structure, the blocking portion 501 and the adhering portion 502 may be folded integrally to a position where the blocking portion 501 is attached to the first bottom plate 6 and a position where each adhering portion 502 is attached to the corresponding side plate connecting plate 8 and the first side plate 2, each adhering portion 502 may be adhered and fixed to the corresponding side plate connecting plate 8 and the first side plate 2, and then the blocking portion 501 may be folded upward by 90 ° along the folding line 5022, so that the blocking portion 501 is located at a position perpendicular to the first bottom plate 6.

In an optional embodiment of the present invention, as shown in fig. 2 and 4, the number of the insertion tongues 10 is two, two insertion tongues 10 are arranged side by side along the axial direction of the product accommodating portion 4, a position where one insertion tongue 10 is connected is located on the second bottom plate 9 along the axial direction 2/5 position of the product accommodating portion 4, and a position where the other insertion tongue 10 is connected is located on the second bottom plate 9 along the axial direction 4/5 position of the product accommodating portion 4, so as to facilitate manual wrapping, facilitate tightening of the product wrapping, and improve the stability of the product wrapping.

Further, as shown in fig. 4, a serrated line is arranged at a connecting position of the insert tongue 10 and the second bottom plate 9, so that the insert tongue 10 can be vertically inserted into the socket 7. In addition, symmetrical clamping grooves 1001 are formed in the positions, connected with the second bottom plate 9, on the two sides of the insertion tongue 10, and in the insertion state of the insertion tongue 10 and the insertion opening 7, if the insertion tongue 10 is subjected to outward pulling force, the edges of the clamping grooves 1001 can be clamped with the edges of the insertion opening 7 in the outward movement process of the insertion tongue 10, so that the effect of interlocking the insertion tongue 10 and the insertion opening 7 is achieved, the insertion tongue 10 is prevented from moving towards the outer side of the insertion opening 7, and the insertion stability of the insertion tongue 10 and the insertion opening 7 is further improved.

Further, the insertion tongue 10 may be, but not limited to, a semi-circle or a trapezoid, which is sufficient to ensure that the insertion tongue 10 is stably inserted into the insertion opening 7.

In an optional embodiment of the present invention, as shown in fig. 3, one side edge of the socket 7 is straight, and the other opposite side edge of the socket 7 is wavy, so that when the inserting assembly is performed, the inserting tongue 10 can be conveniently inserted into the socket 7, the assembly efficiency of the wrapping card paper with the protection structure can be improved, and the inserting tongue 10 is not easy to be extracted after the inserting assembly, thereby ensuring the quality of the wrapping product.

The utility model discloses an optional embodiment, as shown in fig. 1, fig. 2, offer the date display mouth 101 that shows the product date of production on roof 1, look over the date of production of product when being convenient for the consumer to purchase, guarantee that the health of consumer and the safe of product are edible, offer date display mouth 101 on roof 1 in addition, this position is difficult for tearing, guarantees to wrap up in the package safety to the product.

The utility model discloses a wrap up in package card paper accessible mechanical equipment or staff with protective structure are manual carries out four even packagings with the product of cup class product, bottled product or tin dress product etc. that has the filling. The wrapping paperboard with the protection structure is formed according to drawing requirements through die cutting, and the size of the side baffle 5 is designed according to the shape and size of a product. The product can be placed in the product holding part 4 in the form of four connected bags in a 'tian' -shape, then the top plate 1 is sucked by a sucker of mechanical equipment or the top plate 1 is lifted manually, then the first side plate 2 and the second side plate 3 are respectively turned over to 90 degrees below the top plate 1, the first bottom plate 6 and the second bottom plate 9 are respectively turned over to 90 degrees close to one side, and each inserting tongue 10 is inserted into the corresponding inserting opening 7 to be fixedly connected, so that the product packaging is completed.

The utility model discloses wrap up in characteristics and the advantage of package card paper with protective structure is:

one, this wrap up in package card paper with protective structure passes through roof 1, first curb plate 2, second curb plate 3, first bottom plate 6 and second bottom plate 9 surround and form product holding portion 4, and carry out fixed connection to first bottom plate 6 and second bottom plate 9 through inserting tongue 10 and socket 7 structure, moreover, the steam generator is simple in structure, good firmness and bearing nature have, can play good parcel and guard action to the product, be convenient for mechanical equipment or artifical manual to wrap up in the package operation to the product, can improve the work efficiency of packing the product.

Two, this wrap up in package card paper with protective structure is provided with lateral part baffle 5 at the both ends of product holding portion 4, can block the product of placing in product holding portion 4 through lateral part baffle 5, ensure that the product is stably placed in product holding portion 4, and can not take place to empty and drop, improve the resistant extrusion and the resistant striking ability of wrapping up in package card paper, the product that the messenger wrapped up in the package is more stable, and the upper portion of product can show in the outside, the visibility of product has been strengthened, be convenient for the consumer obtains product information, consumer's consumption experience is improved.

Third, this wrap up in package card paper with protective structure has seted up date display mouth 101 on roof 1, looks over the date of production of product when being convenient for the consumer to purchase, guarantees the health of consumer and the safe of product and eats, and this position is difficult for tearing moreover, guarantees to wrap up in package stability of product.

The wrapping paperboard with the protection structure is provided with serrated knife lines at each folding position, so that the wrapping of a product and the folding and forming of the wrapping paperboard with the protection structure are facilitated, overlarge bending degree cannot be generated, and good protection performance of the product and attractiveness after wrapping are guaranteed.

The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.

Claims (10)

1. The utility model provides a wrap up in package card paper with protective structure, its characterized in that, wrap up in package card paper with protective structure includes roof (1), first curb plate (2), second curb plate (3), first bottom plate (6) and second bottom plate (9), wherein:

one side edge of the first side plate (2) and one side edge of the second side plate (3) are respectively connected with two opposite side edges of the top plate (1), the other opposite side edge of the first side plate (2) is connected with one side edge of the first bottom plate (6), the other opposite side edge of the second side plate (3) is connected with one side edge of the second bottom plate (9), at least one insert tongue (10) is arranged on the other opposite side edge of the second bottom plate (9), the first bottom plate (6) is provided with at least one socket (7) matched with the inserting tongue (10), the inserting tongues (10) are inserted into the corresponding inserting holes (7), and the top plate (1), the first side plate (2), the second side plate (3), the first bottom plate (6) and the second bottom plate (9) surround to form a product accommodating part (4) for storing products;

both ends of the product containing part (4) are provided with side baffles (5) for blocking the product placed in the product containing part (4), and the two side baffles (5) are both positioned at the lower part of the product containing part (4).

2. The wrapping cardboard with a protective structure according to claim 1, wherein the first side plate (2) and the second side plate (3) are respectively folded under the top plate (1), and the first bottom plate (6) and the second bottom plate (9) are respectively folded to the adjacent side;

tooth knife lines are arranged on the turning positions between the first side plate (2) and the top plate (1), between the second side plate (3) and the first bottom plate (6) and between the second side plate (3) and the second bottom plate (9).

3. The wrapping cardboard with protective structure according to claim 1, wherein the side flap (5) comprises a blocking portion (501) and two adhesive portions (502) connected to both sides of the blocking portion (501), one side edge of the blocking portion (501) is connected to an edge of the first bottom panel (6) perpendicular to the axial direction of the product accommodating portion (4), the blocking portion (501) is folded upward to a position perpendicular to the first bottom panel (6), the two adhesive portions (502) are respectively folded to a position parallel to the first side panel (2) and the second side panel (3), and the two adhesive portions (502) are respectively adhered to the first side panel (2) and the second side panel (3);

a serrated knife line is arranged at the turnover position between the blocking part (501) and the first bottom plate (6); paste portion (502) and go up being close to block portion (501) with folding hole (5021) have been seted up to the contained angle position of first bottom plate (6), paste the edge of portion (502) with be provided with crease line (5022) between folding hole (5021), paste portion (502) with follow between block portion (501) crease line (5022) turn over.

4. The wrapping paperboard with the protective structure according to claim 3, characterized in that a side plate connecting plate (8) is connected to the edge of the first bottom plate (6) opposite to the first side plate (2), the pasting parts (502) at the two sides of the blocking part (501) are respectively connected with the edge of the side plate connecting plate (8) and the edge of the first side plate (2), the side plate connecting plate (8) is folded upwards to be parallel to the second side plate (3), and the pasting part (502) connected with the side plate connecting plate (8), the side plate connecting plate (8) and the second side plate (3) are sequentially bonded;

tooth knife lines are arranged on the turning positions between the side plate connecting plates (8) and the first bottom plate (6), the turning positions between the pasting parts (502) and the side plate connecting plates (8) which are connected, and the turning positions between the pasting parts (502) and the first side plates (2) which are connected.

5. The wrapping paperboard with a protective structure according to claim 1, wherein the height of the side flap (5) is 1/5 of the height of the product accommodating portion (4).

6. The wrapping cardboard with a shielding structure according to claim 1, wherein the number of the insertion tabs (10) is two, and the two insertion tabs (10) are connected at positions 2/5 and 4/5 in the axial direction of the product accommodating portion (4) on the second bottom plate (9), respectively.

7. The wrapping paperboard with the protective structure according to claim 1, characterized in that symmetrical locking grooves (1001) are formed at positions where two sides of the insertion tongue (10) are connected with the second bottom plate (9), the insertion tongue (10) is inserted into the insertion opening (7), and an edge of each locking groove (1001) on the insertion tongue (10) is locked with an edge of the corresponding insertion opening (7).

8. The wrapping cardboard with protective structure according to claim 7, wherein the insert tongue (10) is semicircular or trapezoidal.

9. The wrapping paperboard with a protective structure as claimed in claim 1, wherein one side edge of said inserting opening (7) is straight, and the other opposite side edge of said inserting opening (7) is wavy.

10. The wrapping cardboard with protective structure according to claim 1, wherein the top plate (1) is formed with a date display opening (101) for displaying the date of production of the product.

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