CN214493753U - Packing carton with self-locking function - Google Patents

Abstract

The utility model discloses a packing carton with self-locking function, including box and last capping, the front end of going up the capping is provided with mutual a pair of trapezoidal buckle limit, the long limit on trapezoidal buckle limit with the draw-in groove has been seted up to the both sides of going up the capping junction, the box top is provided with a pair of confession trapezoidal buckle limit male slot, the length of slot is greater than the length of the minor face on trapezoidal buckle limit, just the length of slot is less than long limit length, the top on trapezoidal buckle limit is provided with the slotted hole. Has the advantages that: the separation grooves are formed in the corresponding side wall in the box body, so that the inner part of the box body is separated into a plurality of spaces for placing in a phase-changing manner, articles with different volumes are placed in the box body, the inner space of the box body is partitioned according to needs, then the partition paper boards are inserted into the corresponding separation grooves, the articles are isolated, and the auxiliary buffer layers on two sides of the outer wall of each partition paper board perform good buffering and anti-collision protection on two sides of the articles.

Description

Packing carton with self-locking function

Technical Field

The utility model relates to a packing carton field particularly, relates to a packing carton with self-locking function.

Background

The carton is used in the occasion of packing various products, and the carton that provides among the prior art includes box and case lid, and during the packing, the hem on this case lid inserts in the slot on the box to realize the sealed of carton, but this hem is because the factor of material self elasticity is easily popped out, causes the packing not tight. And the product package, in the collision of transportation or loading and unloading process, the face junction of carton is exposed, the fracture easily. Therefore, the mechanical strength of the surface connecting part of the carton body of the common carton is poor, and the common carton is easy to be exposed and cracked in the loading and unloading process or the transportation process.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a packing carton with self-locking function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a packaging carton with a self-locking function comprises a box body and an upper cover face, wherein a pair of trapezoidal buckling edges are arranged at the front end of the upper cover face, clamping grooves are formed in the two sides of the joint of the long edge of each trapezoidal buckling edge and the upper cover face, a pair of inserting grooves into which the trapezoidal buckling edges are inserted are formed in the top of the box body, the length of each inserting groove is larger than that of the short edge of each trapezoidal buckling edge, the length of each inserting groove is smaller than that of the long edge, a slotted hole is formed in the top of each trapezoidal buckling edge, a pin strip matched with the slotted hole is arranged in the middle of each inserting groove, the box body and the upper cover face respectively comprise a fireproof layer, an outer waterproof layer, a surface paperboard, a reinforcing layer, a buffer layer and an inner waterproof layer from outside to inside, separation grooves are formed in one corresponding side wall in the box body and are uniformly distributed, and the number of the separation grooves is a plurality, and partition paperboards are inserted between the corresponding partition grooves, auxiliary buffer layers are fixedly arranged on two sides of the outer wall of each partition paperboard, and each auxiliary buffer layer is a honeycomb paperboard.

Furthermore, all be equipped with the inserted sheet in upper cover surface outer wall both sides, be equipped with on the outer top wall of box with inserted sheet assorted slot piece, the inserted sheet with the slot piece is the crust paper.

Further, the outer waterproof layer and the inner waterproof layer are made of PE plastic particles.

Furthermore, the reinforcing layer is made of multi-layer kraft paper.

Furthermore, the inner walls of the corresponding separation grooves are pasted with camera belt belts, and the camera belts are telescopic belts.

Compared with the prior art, the utility model discloses following beneficial effect has:

the length of the slot is greater than the length of the short side of the trapezoidal buckle edge, and the length of the slot is less than the length of the long side, so that in the process of inserting the trapezoidal buckle edge into the slot, the slot can be clamped with the slot of the trapezoidal buckle edge to realize self-locking, and a pin strip on the slot can be inserted into a slot hole of the trapezoidal buckle edge to realize further self-locking, the box body and the upper cover surface are respectively composed of an outer fireproof layer, an outer waterproof layer, a surface paperboard, a reinforcing layer, a buffer layer and an inner waterproof layer, so that the reinforcing layer reinforces the box body and the body of the upper cover surface to avoid the surface joint of the carton from being exposed and cracked in the transportation collision or loading and unloading process, the fireproof layer carries out fireproof treatment on the box body and the body of the upper cover surface, the outer waterproof layer and the inner waterproof layer carry out waterproof treatment on the box body and the body of the upper cover surface, and the buffer layer has a buffering effect on articles in the box body, thereby protecting the articles, the separation grooves are formed in the corresponding side wall in the box body, so that the inner part of the box body is separated into a plurality of spaces for placing in a phase-changing manner, articles with different volumes are placed in the box body, the inner space of the box body is partitioned according to needs, then the partition paper boards are inserted into the corresponding separation grooves, the articles are isolated, and the auxiliary buffer layers on two sides of the outer wall of each partition paper board perform good buffering and anti-collision protection on two sides of the articles.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a packing carton with a self-locking function according to an embodiment of the present invention;

fig. 2 is a schematic diagram of box body components of a packaging carton with a self-locking function according to an embodiment of the present invention.

Reference numerals:

1. a box body; 2. covering the surface; 3. a trapezoidal snap edge; 4. a long side; 5. a card slot; 6. a slot; 7. a short side; 8. a slot; 9. a pin strip; 10. a fire barrier layer; 11. an outer waterproof layer; 12. a surface layer paperboard; 13. a reinforcing layer; 14. a buffer layer; 15. an inner waterproof layer; 16. a separation tank; 17. a partition board; 18. a phase belt; 19. a secondary buffer layer; 20. inserting sheets; 21. and a slot block.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The first embodiment is as follows:

referring to fig. 1-2, according to the embodiment of the present invention, a packaging carton with self-locking function includes a box body 1 and an upper cover 2, the front end of the upper cover 2 is provided with a pair of trapezoidal fastening edges 3, the long edges 4 of the trapezoidal fastening edges 3 and the two sides of the joint of the upper cover 2 are provided with a fastening groove 5, the top of the box body 1 is provided with a pair of slots 6 for inserting the trapezoidal fastening edges 3, the length of the slots 6 is greater than the length of the short edges 7 of the trapezoidal fastening edges 3, the length of the slots 6 is less than the length of the long edges 4, the top of the trapezoidal fastening edges 3 is provided with a slot hole 8, the middle of the slots 6 is provided with a pin 9 matched with the slot hole 8, the box body 1 and the upper cover 2 all include, from outside to inside, a fireproof layer 10, an outer waterproof layer 11, a surface layer 12, a reinforcing layer 13, a cardboard layer 10, The waterproof box comprises a buffer layer 14 and an inner waterproof layer 15, wherein separation grooves 16 are formed in one corresponding side wall in the box body 1, the separation grooves 16 are uniformly distributed, the number of the separation grooves 16 is a plurality, separation paper boards 17 are inserted between the corresponding separation grooves 16, auxiliary buffer layers 19 are fixedly arranged on two sides of the outer wall of each separation paper board 17, and each auxiliary buffer layer 19 is a honeycomb paper board.

Example two:

referring to fig. 1, for the upper cover 2, inserting pieces 20 are respectively arranged on two sides of the outer wall of the upper cover 2, a slot block 21 matched with the inserting piece 20 is arranged on the outer top wall of the box body 1, and the inserting piece 20 and the slot block 21 are both made of hard shell paper.

Through the above technical scheme of the utility model, beneficial effect: after the upper cover surface 2 and the box body 1 are closed, the inserting pieces 20 can also be inserted into the grooves in the inserting groove blocks 21, and further self-locking is realized.

Example three:

referring to fig. 2, for the outer waterproof layer 11, the outer waterproof layer 11 and the inner waterproof layer 15 are made of PE plastic particles.

Through the above technical scheme of the utility model, beneficial effect: the outer waterproof layer 11 and the inner waterproof layer 15 are formed by PE plastic particle coating, and it is noted that the fireproof layer 10 is formed by coating fireproof materials, and the buffer layer 14 is a buffer layer with a honeycomb structure.

Example four:

referring to fig. 2, for the reinforcing layer 13, the material of the reinforcing layer 13 is a multi-layer kraft paper.

Example five:

referring to fig. 1, for the separation grooves 16, the corresponding inner walls of the separation grooves 16 are adhered with the belt belts 18, and the belt belts 18 are retractable belts.

Through the above technical scheme of the utility model, beneficial effect: articles with different volumes are placed in the box body so as to partition the internal space of the box body 1 according to requirements, and then the corresponding phase belt 18 is tied according to requirements, so that the elasticity of the phase belt 18 presses down the top end of the article, and the stability of placing the article is realized.

For the convenience of understanding the above technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process:

in practical application, the length of the slot 6 is greater than the length of the short side 7 of the trapezoidal snap edge 3, and the length of the slot 6 is less than the length of the long side 4, so that in the process of inserting the trapezoidal snap edge 3 into the slot 6, the slot 6 can be clamped with the slot 5 of the trapezoidal snap edge 3 to realize self-locking, and the pin strip 9 on the slot 6 can be inserted into the slot hole 8 of the trapezoidal snap edge 3 to realize further self-locking, the box body 1 and the upper cover surface 2 are all composed of an outer to inner fireproof layer 10, an outer waterproof layer 11, a surface paperboard 12, a reinforcing layer 13, a buffer layer 14 and an inner waterproof layer 15, so that the reinforcing layer 13 reinforces the box body 1 and the body of the upper cover surface 2 to avoid the surface connection of the carton from being exposed and cracked in the processes of transportation collision or loading and unloading, the fireproof layer 10 conducts fireproof treatment on the box body 1 and the body of the upper cover surface 2, and the outer waterproof layer 11 and the inner waterproof layer 15 conduct waterproof treatment on the body of the box body 1 and the upper cover surface 2, buffer layer 14 cushions the effect to its box internal article, thereby protect article, division groove 16 has all been seted up on the corresponding lateral wall in the box 1, consequently become mutually with the space that box 1 internal partitioning was placed into a plurality of, thereby place the article of different volumes in the box, with carrying out the subregion to box 1 internal space as required, then will separate in cardboard 17 inserts corresponding division groove 16, make the isolation between its article, and the vice buffer layer 19 of separating cardboard 17 outer wall both sides carries out fine buffering anticollision protection to article both sides.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a packing carton with self-locking function, its characterized in that, includes box (1) and upper cover face (2), the front end of upper cover face (2) is provided with trapezoidal buckle limit (3) a pair of each other, long limit (4) of trapezoidal buckle limit (3) with draw-in groove (5) have been seted up to the both sides of upper cover face (2) junction, box (1) top is provided with a pair of confession trapezoidal buckle limit (3) male slot (6), the length of slot (6) is greater than the length of minor face (7) on trapezoidal buckle limit (3), just the length of slot (6) is less than long limit (4) length, the top on trapezoidal buckle limit (3) is provided with slotted hole (8), slot (6) middle part be provided with slotted hole (8) assorted round pin strip (9), box (1) with upper cover face (2) are all from outer to interior including flame retardant coating (10), The waterproof box comprises an outer waterproof layer (11), a surface layer paperboard (12), a reinforcing layer (13), a buffer layer (14) and an inner waterproof layer (15), wherein separation grooves (16) are formed in one corresponding side wall in the box body (1), the separation grooves (16) are uniformly distributed, the separation grooves (16) are in a plurality, corresponding separation paperboards (17) are inserted between the separation grooves (16), auxiliary buffer layers (19) are fixedly arranged on two sides of the outer wall of each separation paperboard (17), and each auxiliary buffer layer (19) is a honeycomb paperboard.

2. The packaging carton with the self-locking function according to claim 1, characterized in that insertion sheets (20) are arranged on both sides of the outer wall of the upper cover surface (2), a slot block (21) matched with the insertion sheets (20) is arranged on the outer top wall of the box body (1), and the insertion sheets (20) and the slot block (21) are made of hard-shell paper.

3. The packaging carton with the self-locking function according to claim 1, wherein the outer waterproof layer (11) and the inner waterproof layer (15) are made of PE plastic particles.

4. A packaging carton with self-locking function as claimed in claim 1, characterized in that the reinforcing layer (13) is made of multi-layer kraft paper.

5. A packaging carton with self-locking function as claimed in claim 1, characterized in that the inner walls of the corresponding separation grooves (16) are adhered with the belt straps (18), and the belt straps (18) are retractable belts.

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