CN113525854A

CN113525854A - High-strength corrugated carton

Info

Publication number: CN113525854A
Application number: CN202110524500.5A
Authority: CN
Inventors: 张秀平; 赵学兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-10-22

Abstract

The invention belongs to the technical field of corrugated cartons, and particularly relates to a high-strength corrugated carton which comprises a box body; a box cover is arranged above the box body; a box bottom is arranged below the box body; the box body is made of corrugated paper, and a layer of waterproof paint is coated on the surface of the corrugated paper; the corrugated paper comprises a first substrate, a second substrate and a corrugated layer; the corrugated layer is positioned between the first substrate and the second substrate; a reinforcing rod is fixedly arranged in the corrugated layer; the reinforcing rod is obtained by tightly winding paper; the carton box is simple in structure and low in production cost, and can effectively improve the strength of the carton box so that the carton box can bear articles with larger weight.

Description

High-strength corrugated carton

Technical Field

The invention belongs to the technical field of corrugated cartons, and particularly relates to a high-strength corrugated carton.

Background

The corrugated paper board is made into a corrugated paper box through die cutting, indentation, box nailing or box gluing. The corrugated case is a packaging product with the widest application, and the use amount is always the first of various packaging products. Comprises a calcium plastic corrugated case. For more than half a century, corrugated cartons gradually replace transport packaging containers such as wooden boxes and the like with excellent service performance and good processing performance, and become the leading force of transport packaging. It not only protects the goods, is convenient for storage and transportation, but also beautifies the goods and publicizes the goods. The corrugated case belongs to green environmental protection product, and it does benefit to the environmental protection, does benefit to the loading and unloading transportation. However, the strength of the general corrugated carton is still deviated, and the general corrugated carton is seriously deformed when being subjected to large pressure, so that articles in the carton are damaged, the carton cannot be reused, and in addition, after the carton is deformed and damaged due to external force, the stability of stacked goods is easily influenced, the goods are damaged, and unnecessary economic loss is brought. Meanwhile, in the use process, when the weight of the articles contained in the carton is large, the bottom of the carton is easy to crack and fall off when the carton is carried, so that the articles in the carton fall off, economic loss is caused, and workers are damaged.

Some technical solutions related to corrugated cases exist in the prior art, for example, chinese patent with application number CN201710588679.4 discloses a high-strength corrugated case, which includes a first corrugated board, a second corrugated board, a third corrugated board, a fourth corrugated board, a fifth corrugated board and a sixth corrugated board, wherein folds are formed between the third corrugated board and each of the second corrugated board, the fourth corrugated board, the fifth corrugated board and the sixth corrugated board, folds are formed between the first corrugated board and the second corrugated board, two sides of the second corrugated board are respectively bonded to one side of the fifth corrugated board and one side of the sixth corrugated board by adhesives, two sides of the fourth corrugated board are respectively bonded to the other side of the fifth corrugated board and the other side of the sixth corrugated board by adhesives, and the first corrugated board, the second corrugated board, the third corrugated board, the fourth corrugated board, the sixth corrugated board, The inner sides of the fifth corrugated board and the sixth corrugated board are coated with high temperature resistant layers. However, the corrugated paper that is used for preparing the carton in this scheme can not effectual improvement intensity, thereby promote the bearing capacity of the carton that the preparation obtained to splendid attire article weight, in the use, still easily because the weight of article is too big, lead to the carton to break, simultaneously, in the in-process of keeping and transportation, there is not abundant protection in the four corners department of carton, the four corners department of carton is worn and torn easily, lead to the carton to damage, make the article in the carton drop, and simultaneously, in the use, when article in the carton appear liquid leakage, the liquid of leakage can not in time discharge to the carton outside, lead to the carton to absorb liquid easily, appear softening, make the life of carton shorten.

Disclosure of Invention

The invention provides a high-strength corrugated carton, which aims to make up the defects of the prior art and solve the problems that a corrugated carton cannot carry heavier objects due to insufficient strength when in use and the four corners of the carton are easy to wear to cause damage to the carton when the corrugated carton is in use.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a high-strength corrugated case, which comprises a case body; a box cover is arranged above the box body; a box bottom is arranged below the box body; the box body and the box cover are integrated, and creases are arranged between the box body and the box cover in an extruding mode; the box body and the box bottom are integrated, and creases are arranged between the box body and the box bottom in an extruding mode;

the box body is made of corrugated paper, and a layer of waterproof paint is coated on the surface of the corrugated paper; the corrugated paper comprises a first substrate, a second substrate and a corrugated layer; the corrugated layer is positioned between the first substrate and the second substrate; the first substrate and the corrugated layer are fixedly bonded through an adhesive; the second substrate and the corrugated layer are fixedly bonded through an adhesive; a reinforcing rod is fixedly arranged in the corrugated layer; the reinforcing rod is obtained by tightly winding paper;

the during operation, in the use, after the box is inside with article splendid attire, fold the case lid and use the sticky tape bonding, later, the carton of article will be splendid attire is preserved in the warehouse or is removed and transport on the motor vehicle, and simultaneously, in the use, promote the intensity of corrugated paper through the stiffener of installing in the corrugated paper, when the reduction is in storage or transportation carton receives external force impact, the bending appears in the carton intensity is not enough, damaged possibility, thereby the security and the integrality of the article of splendid attire in the protection carton, and simultaneously, because the stiffener uses the inseparable coiling of paper to obtain, remaining leftover bits carry out reuse when can utilize the corrugated paper preparation box of cutting in process of production, avoid producing the discarded object in process of production, reduce environmental pollution and manufacturing cost.

Preferably, the anti-breaking rope is embedded in the middle of the reinforcing rod, and the anti-breaking rope and the reinforcing rod cannot move relatively; the anti-breaking rope is made of aramid fiber material; the box body is obtained by cutting complete corrugated paper and then bonding the cut complete corrugated paper by glue; two ends of a reinforcing rod in the box body respectively extend into the box cover and the box bottom;

when the anti-breaking rope is in use, the strength of the prepared reinforcing rod can be effectively improved by embedding the anti-breaking rope in the reinforcing rod, the reinforcing rod is prevented from being bent or broken when a carton is impacted by external force in the use process, the carton is damaged, articles in the carton are influenced, meanwhile, the anti-breaking rope plays a role of a core material in the use process, the leftover materials can be smoothly wound to form the reinforcing rod when the reinforcing rod is prepared by using the leftover materials, the strength of the prepared reinforcing rod is good, meanwhile, in the use process, the two ends of the reinforcing rod in the carton extend into the carton cover and the carton bottom respectively, and therefore, when the weight of the articles in the carton is large, the weight of the articles can be dispersed and converted by the reinforcing rod in the carton bottom, the axial tension to the reinforcing rod is changed into, so that the possibility that the bottom of the carton is cracked and falls off when the carton is used for containing articles with large weight is reduced, the structural stability of the carton is improved, and the safety of the articles contained in the carton is guaranteed.

Preferably, the outer side surface of the reinforcing rod is wrapped by a flame-retardant layer; the flame-retardant layer is composed of hydrophobic aluminum hydroxide, and a paper net obtained by cutting kraft paper is embedded in the flame-retardant layer; a layer of waterproof paint covers the outer side surface of the flame-retardant layer;

during operation, in the use process, through the waterproof coating covering the flame retardant layer, the phenomenon that external water vapor invades into the reinforcing rod to cause the softening or breaking of the reinforcing rod to disable the reinforcing rod and influence the normal use of the carton is avoided, meanwhile, in the use process, through the flame retardant layer wrapped on the outer side surface of the reinforcing rod, the flame retardant performance of the carton can be improved to a certain extent, the diffusion speed of flame and the loss caused when fire occurs are reduced, meanwhile, in the use process, through the effect of hydrophobic aluminum hydroxide in the flame retardant layer, the contact between the water vapor and the reinforcing rod can be further obstructed, the reinforcing rod is prevented from being softened when meeting water and being disabled, meanwhile, through the paper net embedded in the flame retardant layer, the structural strength of the flame retardant layer can be improved, the carton is prevented from falling off in the use process, the flame retardant layer on the reinforcing rod is subjected to external force, affecting the fire retardant effect of the carton.

Preferably, a protection rod is fixedly installed in the box body, and the cross section of the protection rod is in a flat shape; the guard bar is made of a plastic material; the protective rod is tightly attached to the side surface of the box bottom in the box body; protective clamping corners are fixedly arranged at the four corners of the lower end of the outer side face of the box body; the protection clamping corners correspond to the end parts of the protection rods one by one; the end part of the protection rod is tightly attached to the inner wall of the box body and corresponds to the protection clamping pin; the end part of the guard bar is fixedly provided with a locking column; the locking column penetrates out of the box body and is inserted into the protective clamping angle; the locking column and the protection clamping angle are fixedly connected with each other through a locking nut;

a base plate is fixedly arranged in the box body, and the manufacturing material of the base plate is the same as that of the box body; the lower surface of the base plate is in contact with the upper surface of the protection rod; the base plate and the protective rod are mutually bonded through a bonding agent; a gap is formed between the edge of the base plate and the inner wall of the box body; the distance between the edge of the base plate and the inner wall of the box body is equal everywhere;

when the carton is in use, the protection clamp corners arranged at the four corners of the lower end of the outer side face of the carton can reduce the abrasion of the four corners of the carton in the storage or transportation process, so as to prevent the carton from being damaged and affecting the service life of the carton, meanwhile, in the use process, through the mutual matching of the protection clamp corners and the protection rods, additional support can be provided on the bottom face in the box body, so that the carton can contain articles with higher quality, and the situation that the bottom of the carton can not bear and the bottom of the carton can crack and fall off after the articles with higher weight are contained in the carton is avoided, so that the articles contained in the carton can fall off and are damaged, meanwhile, in the use process, the base plate is arranged in the carton, so that the bottom face in the carton can be guaranteed to be flat, the articles can be conveniently and neatly stacked in the carton, and the articles are prevented from being affected by the protection rods, can not be stacked in the box body.

Preferably, micro-grooves are uniformly formed in the lower surface of the guard bar; the length direction of the micro-groove is consistent with the length direction of the protective rod; the opening of the micro-groove is contacted with the upper surface of the box bottom, and the micro-groove has capillary action after entering liquid; the box bottom is provided with a through hole which is used for communicating the space in the box body with the outside; the number of the through holes is multiple, and the through holes are all positioned at positions close to two ends of the protection rod;

when the carton box is in use, after liquid in articles is accidentally leaked into the carton box, the leaked liquid falls onto the surface of the bottom of the carton box from a gap between the base plate and the inner wall of the box body, and then the leaked liquid flows out of the carton box from the through hole in the bottom of the carton box, so that the situation that the liquid is accumulated in the carton box to cause the carton box to absorb the liquid and start to soften to influence the normal use of the carton box is avoided, meanwhile, the liquid flowing out through the through hole can remind workers, the workers can be guaranteed to find the liquid leakage in the carton box in time, and the loss is reduced;

meanwhile, in the use process, as the microgrooves are formed in the lower surface of the protection rod, after liquid leaked from articles falls onto the bottom surface of the carton, openings of the microgrooves contact the upper surface of the bottom of the carton, the liquid enters the microgrooves and is conveyed to the positions at the two ends of the protection rod along the microgrooves in a rapid movement mode under the influence of capillary action, then the liquid is discharged to the outside of the carton from through holes at the positions at the two ends of the protection rod, the time of the liquid leaked from the inside of the carton is shortened, the corrosion of the leaked liquid to the carton is reduced, and the phenomenon that the carton absorbs the liquid and is softened is prevented, so that the service life of the carton is influenced.

Preferably, a cushion pad is fixedly arranged on the lower surface of the protection clamping corner; the buffer pad is made of a rubber material; the lower surface of the buffer cushion is provided with an adsorption hole, and the diameter of one end of the adsorption hole, which is far away from the protection clamping angle, is larger than that of one end of the adsorption hole, which is close to the protection clamping angle;

when the carton box is in work, a gap is formed between the lower surface of the box bottom of the carton box and the ground through the buffer cushion arranged on the lower surface of the protective clamping corner, so that when liquid leaks in articles in the carton box, the liquid in the carton box is discharged to the outside of the carton box, and meanwhile, in the using process, the carton box is cushioned through the effect of the buffer cushion, so that the situation that the external liquid on the ground contacts the box bottom of the carton box in the storage and transportation processes of the carton box, the box bottom absorbs the liquid, the liquid is softened, and the carton box cannot be normally used is avoided;

simultaneously, in the use, there is the effect of sucking disc in the absorption hole on the blotter, in-process on the plane is placed to the carton, impact force when can cushioning the carton and putting down, the safety of the article of splendid attire in the protection carton, prevent that article from appearing cracked, simultaneously, after the carton is placed on the plane, the blotter receives certain compression, effect through the absorption hole, produce certain appeal to the plane, thereby promote the stability after the carton is placed, when receiving external force influence after reducing the carton, the possibility that the carton appears rocking, guarantee the security of carton.

The invention has the following beneficial effects:

1. according to the high-strength corrugated carton, the reinforcing rod, the anti-breaking rope, the flame-retardant layer and the waterproof layer are arranged, in the using process, the strength of the carton is effectively improved through the reinforcing rod embedded in the corrugated paper, the carton is prevented from being deformed and broken when being impacted by external force, articles in the carton fall and are damaged, meanwhile, the anti-breaking rope made of aramid fiber is embedded in the middle of the reinforcing rod, the bearing capacity of the carton can be effectively improved, the carton can contain articles with larger weight, meanwhile, in the using process, the flame-retardant performance of the carton can be improved through the flame-retardant layer and the waterproof layer, and the reinforcing rod is prevented from being softened and lost due to water absorption due to the fact that external moisture contacts the reinforcing rod through the effect of the flame-retardant layer.

2. The high-strength corrugated carton can protect four corners of the carton through the protective corners, reduce the abrasion of the four corners of the carton in the use process and prolong the service life of the carton by arranging the protective corners, the protective rods and the locking nuts, and meanwhile, in the use process, the supporting force on the inner bottom surface of the carton is improved through the combined action of the protective corners and the protective rods, so that the problem that the bottom of the carton is broken due to the overlarge weight of articles contained in the carton, the articles fall off is avoided, meanwhile, in the use process, liquid leaked in the carton can be quickly conveyed to two ends of the protective rods under the capillary action through the micro-grooves on the lower surface of the protective rods, and finally discharged to the outside of the carton from through holes on the bottom of the carton, the phenomenon that the carton absorbs the liquid and is softened due to the overlong residence time of the liquid in the carton is avoided, shortening the service life of the carton.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the carton of the present invention;

fig. 2 is a partial cross-sectional view of the carton of the present invention;

FIG. 3 is a schematic view of the guard bar in the carton of the present invention;

FIG. 4 is a schematic illustration of a portion of the corrugated paper used to make the carton of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 2 at A;

FIG. 6 is a partial enlarged view of FIG. 5 at B;

FIG. 7 is an enlarged view of a portion of FIG. 4 at C;

in the figure: the box body 1, the box cover 11, the box bottom 12, the through hole 13, the protective clamping corner 2, the buffer cushion 21, the adsorption hole 22, the locking nut 3, the cushion plate 4, the protective rod 5, the micro groove 51, the locking column 52, the first substrate 6, the second substrate 61, the corrugated layer 62, the reinforcing rod 63, the anti-breaking rope 631, the flame retardant layer 632 and the waterproof layer 633.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 7, a high-strength corrugated box according to the present invention includes a box body 1; a box cover 11 is arranged above the box body 1; a box bottom 12 is arranged below the box body 1; the box body 1 and the box cover 11 are integrated, and creases are arranged between the box body and the box cover in an extruding mode; the box body 1 and the box bottom 12 are integrated, and creases are arranged between the box body and the box bottom in an extruding mode;

the box body 1 is made of corrugated paper, and a layer of waterproof paint is coated on the surface of the corrugated paper; the corrugated paper comprises a first base plate 6, a second base plate 61 and a corrugated layer 62; the corrugated layer 62 is positioned between the first substrate 6 and the second substrate 61; the first substrate 6 and the corrugated layer 62 are fixed by bonding through an adhesive; the second substrate 61 and the corrugated layer 62 are fixedly bonded through an adhesive; a reinforcing rod 63 is fixedly arranged in the corrugated layer 62; the reinforcing bar 63 is obtained by tightly winding paper;

in the during operation, in the use, after the box 1 is inside with article splendid attire, fold case lid 11 and use the sticky tape bonding, later, the carton that will splendid attire article is preserved in the warehouse or is removed and transport on the motor vehicle, and simultaneously, in the use, through the intensity of reinforcing bar 63 promotion corrugated paper of installing in the corrugated paper, when reducing in storage or transportation carton and receiving external force impact, crooked, damaged possibility appears in the carton intensity is not enough, thereby the security and the integrality of the article of splendid attire in the protection carton, and simultaneously, because reinforcing bar 63 uses the inseparable coiling of paper to obtain, remaining leftover bits carry out reuse when can utilizing cutting corrugated paper preparation box 1 in process of production, avoid producing the discarded object in process of production, reduce environmental pollution and manufacturing cost.

In one embodiment of the present invention, the reinforcing bar 63 is embedded with a break preventing rope 631 at a middle position, and the break preventing rope 631 and the reinforcing bar 63 cannot move relatively; the anti-breaking rope 631 is made of aramid fiber material; the box body 1 is obtained by cutting complete corrugated paper and then bonding the cut corrugated paper by glue; the two ends of the reinforcing rod 63 in the box body 1 extend into the box cover 11 and the box bottom 12 respectively;

in operation, because the anti-breaking rope 631 is made of aramid fiber material, the strength of the anti-breaking rope 631 is high and is not easy to break due to the characteristics of the aramid fiber material, therefore, in the using process, the strength of the prepared reinforcing rod 63 can be effectively improved by embedding the anti-breaking rope 631 in the reinforcing rod 63, and it is avoided that in the using process, when a carton is impacted by external force, the reinforcing rod 63 is bent or broken to damage the carton 1 and affect the articles contained in the carton 1, and meanwhile, in the using process, the anti-breaking rope 631 plays a role of a core material, so that when the reinforcing rod 63 is prepared by using leftover materials, the leftover materials can be smoothly wound to form the reinforcing rod 63, and the strength of the prepared reinforcing rod 63 is good, meanwhile, in the using process, because the two ends of the reinforcing rod 63 in the carton 1 respectively extend into the carton cover 11 and the carton bottom 12, therefore, when the weight of the articles in the carton 1 is large, the weight of article can be dispersed and the conversion by the stiffener 63 in the bottom of the case 12, changes into the axial tension to the stiffener 63 to reduce the carton when the great article of splendid attire weight, the possibility of the condition that the fracture appears in the bottom of the case 12 of carton, drops promotes the structural stability of carton, thereby guarantees the security of the article of splendid attire in the carton.

In one embodiment of the present invention, the outer side surface of the reinforcing rod 63 is covered with a flame retardant layer 632; the flame-retardant layer 632 is made of hydrophobic aluminum hydroxide, and a paper net obtained by cutting kraft paper is embedded in the flame-retardant layer 632; a waterproof layer 633 covers the outer side surface of the flame-retardant layer 632; the waterproof layer 633 is obtained by coating waterproof paint;

during operation, in the using process, the waterproof coating covering the flame retardant layer 632 can prevent external water vapor from entering the reinforcing rod 63 to soften or break the reinforcing rod 63, so that the reinforcing rod 63 loses effect and normal use of the carton is affected, meanwhile, in the using process, the flame retardant layer 632 wrapped on the outer side surface of the reinforcing rod 63 can improve the flame retardant performance of the carton to a certain extent, reduce the diffusion speed of flame and loss caused by fire when the fire occurs, and meanwhile, in the using process, through the effect of the hydrophobic aluminum hydroxide in the flame retardant layer 632, the contact between the water vapor and the reinforcing rod 63 can be further prevented, the reinforcing rod 63 can be prevented from softening and losing effect when meeting water, meanwhile, through the paper mesh embedded in the flame retardant layer 632, the structural strength of the flame retardant layer 632 can be improved, the carton can be prevented from falling off when being used, and the flame retardant layer 632 on the reinforcing rod 63 is affected by external force, affecting the fire retardant effect of the carton.

As an embodiment of the present invention, a guard bar 5 is fixedly installed in the box body 1, and the cross section of the guard bar 5 is a flat shape; the guard bar 5 is made of a plastic material; the guard bar 5 is tightly attached to the side surface of the box bottom 12 in the box body 1; the four corners at the lower end of the outer side face of the box body 1 are fixedly provided with protective clamping corners 2; the protection clamping corners 2 correspond to the end parts of the protection rods 5 one by one; the end part of the protection rod 5 is tightly attached to the inner wall of the box body 1 and corresponds to the protection clamping foot; a locking column 52 is fixedly arranged at the end part of the guard bar 5; the locking column 52 penetrates out of the box body 1 and is inserted into the protective clamping corner 2; the locking column 52 and the protection clamping angle 2 are fixedly connected with each other through a locking nut 3;

a base plate 4 is fixedly arranged in the box body 1, and the manufacturing material of the base plate 4 is the same as that of the box body 1; the lower surface of the backing plate 4 is contacted with the upper surface of the protective rod 5; the backing plate 4 and the protective rod 5 are mutually bonded through a bonding agent; a gap is formed between the edge of the backing plate 4 and the inner wall of the box body 1; the distance between the edge of the backing plate 4 and the inner wall of the box body 1 is equal everywhere;

when the carton is in use, the protection card corners 2 arranged at the four corners of the lower end of the outer side face of the carton can reduce the abrasion of the four corners of the carton in the storage or transportation process, so as to prevent the carton from being damaged and influence the service life of the carton, meanwhile, in the use process, through the mutual matching of the protection card corners 2 and the protection rods 5, extra support can be provided on the bottom face in the box body 1, so that the carton can contain articles with higher quality, the case bottom 12 of the carton can not bear after the articles with higher weight are contained in the carton, the case bottom 12 of the carton can crack and fall off to cause the articles contained in the carton to fall off, and the articles are damaged, meanwhile, in the use process, the base plate 4 is arranged in the carton to ensure the flat bottom face in the carton, so that the articles can be neatly stacked in the carton, the articles are prevented from being influenced by the protective rod 5 and can not be stacked in the box body 1.

As an embodiment of the present invention, micro grooves 51 are uniformly formed on the lower surface of the guard bar 5; the length direction of the micro-groove 51 is consistent with that of the guard bar 5; the opening of the micro-groove 51 contacts the upper surface of the box bottom 12, and the micro-groove 51 has capillary action after entering liquid; the box bottom 12 is provided with a through hole 13, and the space in the box body 1 is communicated with the outside through the through hole 13; the number of the through holes 13 is multiple, and the through holes 13 are all positioned at positions close to two ends of the guard bar 5;

when the carton box is in use, after liquid in articles is accidentally leaked into the carton box, the leaked liquid falls onto the surface of the box bottom 12 from a gap between the base plate 4 and the inner wall of the box body 1, and then the leaked liquid flows out of the carton box from the through hole 13 of the box bottom 12, so that the situation that the liquid is accumulated in the carton box to cause the carton box to absorb the liquid and begin to soften to influence the normal use of the carton box is avoided, meanwhile, the liquid flowing out through the through hole 13 can remind workers, the workers can be guaranteed to find the liquid leakage in the carton box in time, and the loss is reduced;

meanwhile, in the using process, the micro grooves 51 are formed in the lower surface of the protective rod 5, after liquid leaked from articles falls onto the bottom surface of the carton, openings of the micro grooves 51 are in contact with the upper surface of the box bottom 12, so that the liquid enters the micro grooves 51 and is rapidly moved along the micro grooves 51 under the influence of capillary action to be conveyed to the positions at the two ends of the protective rod 5, and then the liquid is discharged to the outside of the carton from the through holes 13 at the positions at the two ends of the protective rod 5, the time of the leaked liquid in the carton in the interior of the carton is shortened, the corrosion of the leaked liquid to the carton is reduced, the carton is prevented from softening the absorbed liquid, and the service life of the carton is prolonged.

As an embodiment of the invention, a cushion pad 21 is fixedly mounted on the lower surface of the protection clip corner 2; the cushion pad 21 is made of a rubber material; an adsorption hole 22 is formed in the lower surface of the buffer cushion 21, and the diameter of one end, far away from the protection clamping angle 2, of the adsorption hole 22 is larger than that of one end, close to the protection clamping angle 2, of the adsorption hole 22;

when the carton box is in operation, the buffer cushion 21 arranged on the lower surface of the protective corner 2 enables a gap to be formed between the lower surface of the box bottom 12 of the carton box and the ground, so that when liquid leaks from articles in the carton box, the liquid in the carton box is discharged to the outside of the carton box, and meanwhile, in the using process, the carton box is cushioned through the effect of the buffer cushion 21, so that the situation that the box bottom 12 absorbs the liquid and is softened to cause the abnormal use of the carton box because the liquid on the outside ground contacts the box bottom 12 of the carton box in the storage and transportation processes of the carton box is avoided;

simultaneously, in the use, there is the effect of sucking disc in the absorption hole 22 on the blotter 21, in-process on the plane is placed to the carton, impact force when can cushioning the carton and putting down, the safety of the article of splendid attire in the protection carton, prevent that article from appearing cracked, and simultaneously, after the carton is placed on the plane, blotter 21 receives certain compression, effect through absorption hole 22, produce certain appeal to the plane, thereby promote the stability after the carton is placed, when receiving external force influence after reducing the carton and placing, the possibility that the carton rocked appears, guarantee the security of carton.

The specific working process is as follows:

during operation, after articles are contained in the box body 1, the box cover 11 is folded and bonded by using an adhesive tape, then the carton containing the articles is stored in a warehouse or transported on a mobile vehicle, and meanwhile, the strength of the corrugated paper is improved through the reinforcing rods 63 arranged in the corrugated paper; the anti-breaking rope 631 is embedded in the reinforcing rod 63, so that the strength of the prepared reinforcing rod 63 is improved, meanwhile, as the two ends of the reinforcing rod 63 in the box body 1 respectively extend into the box cover 11 and the box bottom 12, when the weight of the articles contained in the box body 1 is large, the weight of the articles can be dispersed and converted by the reinforcing rod 63 in the box bottom 12, the weight is converted into axial tension on the reinforcing rod 63, and the structural stability of the carton is improved; the waterproof coating covering the flame-retardant layer 632 prevents external water vapor from invading into the reinforcing rod 63 to soften or break the reinforcing rod 63, meanwhile, the flame-retardant layer 632 wrapped on the outer side surface of the reinforcing rod 63 can improve the flame-retardant performance of the carton, and meanwhile, the paper net embedded in the flame-retardant layer 632 can improve the structural strength of the flame-retardant layer 632; the protection clamping corners 2 arranged at the four corners of the lower end of the outer side face of the carton can reduce abrasion on the four corners of the carton, meanwhile, the protection clamping corners 2 are matched with the protection rods 5, extra support is provided on the bottom face in the carton body 1, so that the carton can contain articles with higher quality, and meanwhile, the bottom face in the carton is ensured to be flat by arranging the base plates 4 in the carton; when the liquid in the articles is accidentally leaked into the carton in the using process, the leaked liquid falls onto the surface of the box bottom 12 from the gap between the base plate 4 and the inner wall of the box body 1, and then the leaked liquid flows out of the carton from the through hole 13 of the box bottom 12; meanwhile, as the micro grooves 51 are formed in the lower surface of the protection rod 5, after liquid leaked from articles falls on the bottom surface of the carton, the openings of the micro grooves 51 contact the upper surface of the box bottom 12, so that the liquid enters the micro grooves 51, rapidly moves along the micro grooves 51 under the influence of capillary action and is conveyed to the positions at the two ends of the protection rod 5, and then is discharged to the outside of the carton from the through holes 13 at the positions at the two ends of the protection rod 5; the buffer cushion 21 is arranged on the lower surface of the protective corner 2, so that a gap is formed between the lower surface of the box bottom 12 of the carton and the ground; meanwhile, the adsorption holes 22 on the cushion pad 21 have the effect of a sucker, after the carton is placed on a plane, the cushion pad 21 is compressed to a certain degree, and a certain attractive force is generated on the plane through the effect of the adsorption holes 22.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A high strength corrugated box characterized in that: comprises a box body (1); a box cover (11) is arranged above the box body (1); a box bottom (12) is arranged below the box body (1); the box body (1) and the box cover (11) are integrated, and creases are arranged between the box body and the box cover in an extruding mode; the box body (1) and the box bottom (12) are integrated, and creases are arranged between the box body and the box bottom in an extruding mode;

the box body (1) is made of corrugated paper, and a layer of waterproof paint is coated on the surface of the corrugated paper; the corrugated paper comprises a first base plate (6), a second base plate (61) and a corrugated layer (62); the corrugated layer (62) is positioned between the first substrate (6) and the second substrate (61); the first substrate (6) and the corrugated layer (62) are fixedly bonded through an adhesive; the second substrate (61) and the corrugated layer (62) are fixedly bonded through an adhesive; a reinforcing rod (63) is fixedly arranged in the corrugated layer (62); the reinforcing bar (63) is obtained by tightly winding paper.

2. A high strength corrugated box as claimed in claim 1, wherein: the middle position of the reinforcing rod (63) is embedded with an anti-breaking rope (631), and the anti-breaking rope (631) and the reinforcing rod (63) cannot move relatively; the anti-breaking rope (631) is made of aramid fiber material; the box body (1) is obtained by cutting complete corrugated paper and then bonding the cut corrugated paper by glue; two ends of a reinforcing rod (63) in the box body (1) extend into the box cover (11) and the box bottom (12) respectively.

3. A high strength corrugated box as claimed in claim 1, wherein: the outer side surface of the reinforcing rod (63) is wrapped by a flame-retardant layer (632); the flame-retardant layer (632) is made of hydrophobic aluminum hydroxide, and a paper net obtained by cutting kraft paper is embedded in the flame-retardant layer (632); the outer side surface of the flame-retardant layer (632) is covered with a waterproof layer (633); the waterproof layer (633) is obtained by applying a waterproof coating.

4. A high strength corrugated box as claimed in claim 1, wherein: a protection rod (5) is fixedly arranged in the box body (1), and the cross section of the protection rod (5) is flat; the guard bar (5) is made of a plastic material; the guard bar (5) is tightly attached to the side surface of the box bottom (12) in the box body (1); the four corners at the lower end of the outer side face of the box body (1) are fixedly provided with protective clamping corners (2); the protection clamping corners (2) correspond to the end parts of the protection rods (5) one by one; the end part of the protection rod (5) is tightly attached to the inner wall of the box body (1) and corresponds to the protection clamping pin; a locking column (52) is fixedly arranged at the end part of the guard rod (5); the locking column (52) penetrates out of the box body (1) and is inserted into the protective clamping corner (2); the locking column (52) and the protection clamping angle (2) are fixedly connected with each other through a locking nut (3);

a base plate (4) is fixedly arranged in the box body (1), and the base plate (4) is made of the same material as the box body (1); the lower surface of the backing plate (4) is in mutual contact with the upper surface of the protective rod (5); the backing plate (4) and the protective rod (5) are mutually bonded through an adhesive; a gap is formed between the edge of the backing plate (4) and the inner wall of the box body (1); the distance between the edge of the backing plate (4) and the inner wall of the box body (1) is equal everywhere.

5. The high strength corrugated box as claimed in claim 4, wherein: micro grooves (51) are uniformly formed in the lower surface of the protective rod (5); the length direction of the micro-groove (51) is consistent with that of the guard bar (5); the opening of the micro-groove (51) is contacted with the upper surface of the box bottom (12), and the micro-groove (51) has capillary action after entering liquid; a through hole (13) is formed in the box bottom (12), and the space in the box body (1) is communicated with the outside through the through hole (13); the through holes (13) are multiple in total, and the through holes (13) are located at positions close to two ends of the guard bar (5).

6. The high strength corrugated box as claimed in claim 4, wherein: a buffer pad (21) is fixedly arranged on the lower surface of the protection clamping corner (2); the buffer pad (21) is made of rubber material; the lower surface of the buffer pad (21) is provided with an adsorption hole (22), and the diameter of one end, away from the protection clamping angle (2), of the adsorption hole (22) is larger than that of one end, close to the protection clamping angle (2), of the adsorption hole (22).