CN111689052A

CN111689052A - Pressure-resistant corrugated carton

Info

Publication number: CN111689052A
Application number: CN202010426278.0A
Authority: CN
Inventors: 梁亚; 程刚
Original assignee: Huainan Lvwei Edible Fungi Planting Specialized Cooperatives
Current assignee: Huainan Lvwei Edible Fungi Planting Specialized Cooperatives
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-09-22

Abstract

The invention belongs to the technical field of corrugated cartons, and particularly relates to a pressure-resistant corrugated carton which comprises a first hinge, a protective film, a base, a bottom paperboard, a handle, side paperboards and aluminum alloy strips, wherein the base is designed in a shape like a Chinese character 'kou'; the inner wall of the base is fixedly connected with a bottom paperboard, a side paperboard is fixedly connected above the base, and the side paperboard is designed in a shape like a Chinese character 'kou'; the outer side of the side paper plate is fixedly connected with a first hinge and a second hinge through strong viscose glue; the number of the first hinges and the number of the second hinges are two, and the first hinges and the second hinges are alternately arranged; each right angle of the inner wall of the side paperboard is provided with an aluminum alloy strip; the four sides of the side paper board are fixedly connected with a handle respectively; the bottom paperboard comprises the first corrugated paperboard, the buffer board and the second corrugated paperboard, and the corrugated paperboard has strong pressure-resistant buffer capacity and can effectively protect the transportation safety of articles in a corrugated carton.

Description

Pressure-resistant corrugated carton

Technical Field

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

Background

The corrugated case is a packaging product with the widest application, and the dosage of the corrugated case is always the first of various packaging products, including the 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.

Traditional corrugated box is mostly by the fashioned ordinary hexahedron structure of the simple disjunctor of a big corrugated container board, pressure resistance is not strong, the utilization ratio is not high, need drag or move when carrying out loading and unloading transportation to corrugated box, it collides with to have some to be difficult to avoid, the top of corrugated box at this in-process, bottom and side all receive the extrusion easily, because bearing capacity is not strong, be out of shape or break easily after the extrusion, cause article damage or even the accident of collapsing in the box very easily, take place dangerously, and the corrugated box need fill a large amount of buffers, make the buffering between article and the corrugated box improve, in order to avoid article vibrations striking corrugated box in corrugated box, but the filler directly abandons after using usually, cause the wasting of resources, the cost of transportation rises.

Disclosure of Invention

In order to make up for the defects of the prior art, solve the problems that the top, the bottom and the side surfaces of a corrugated case are easy to be extruded, and are easy to deform or break after extrusion due to weak pressure-bearing capacity, so that articles in the case are easy to damage or even collapse, and danger occurs, and a large amount of buffer is required to be filled in the corrugated case, so that the buffer between an article and the corrugated case is improved, so as to avoid the article from vibrating and impacting the corrugated case in the corrugated case, but the filler is usually directly discarded after use, so that the resource waste is caused, and the transportation cost is increased, the invention provides the pressure-resistant corrugated case.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a pressure-resistant corrugated carton which comprises a first hinge, a protective film, a base, a bottom paper plate, a handle, side paper plates and aluminum alloy strips, wherein the base is designed in a shape like a Chinese character 'kou'; the inner wall of the base is fixedly connected with a bottom paperboard, a side paperboard is fixedly connected above the base, and the side paperboard is designed in a shape like a Chinese character 'kou'; the outer side of the side paper plate is fixedly connected with a first hinge and a second hinge through strong viscose glue; the number of the first hinges and the number of the second hinges are two, and the first hinges and the second hinges are alternately arranged; each right angle of the inner wall of the side paperboard is provided with an aluminum alloy strip; the four sides of the side paper board are fixedly connected with a handle respectively;

the bottom paperboard comprises a first corrugated paperboard, a buffer board and a second corrugated paperboard; the buffer plate is positioned between the first corrugated board and the second corrugated board and is in a wave-shaped design, the periphery of the buffer plate is fixedly connected to the inner wall of the base, the wave crest of the buffer plate is fixedly connected to the lower surface of the first corrugated board, and the wave trough of the buffer plate is fixedly connected to the upper surface of the second corrugated board; the buffer plate is made of one or more of PE and PP soft plastics;

the side paper boards comprise a third corrugated paper board, a plastic strip and a fourth corrugated paper board; the plastic strips are uniformly arranged and fixedly connected between the third corrugated board and the fourth corrugated board; the third corrugated board is positioned at the outer side of the fourth corrugated board; when the corrugated box is in work, after an object is placed on the bottom paper board, the corrugated box is filled with the buffer cotton and then is covered with the first hinge and the second hinge, the corrugated box is sealed, the corrugated box is carried through the handle, the first corrugated board is pressed down due to the gravity of the object after the object is placed in the corrugated box, the object is effectively buffered through the buffer board matched with the first corrugated board and the second corrugated board, the object is prevented from vibrating in the transportation process, the vibration amplitude of the object is large, the impact force is large, the object is damaged, the pressure resistance and the service life of the corrugated box are effectively improved through the first corrugated board, the buffer board is matched with the second corrugated board, the plastic strips and the fourth corrugated board, meanwhile, the buffer capacity of the corrugated box can be improved, the object in the corrugated box is protected, and the safety factor is high.

Preferably, auxiliary units which are uniformly arranged are arranged in each wave trough of the buffer plate; the auxiliary unit comprises a first hinge plate, a second hinge plate and a spring; the first hinged plate and the second hinged plate are hinged to the upper surface of the buffer plate, and are arranged oppositely; the sum of the lengths of the first hinged plate and the second hinged plate in the same group is greater than the length of the joint of the first hinged plate, the second hinged plate and the buffer plate; the second hinged plate extends to the position above the corresponding first hinged plate; the lower surface of one end of the second hinged plate is fixedly connected with a buffer rod; the buffer rod is positioned above the first hinged plate; the surface of the first hinge plate is provided with a buffer hole; the inner wall of the buffer hole is fixedly connected with a buffer pad; the cushion pad is made of a rubber material; the diameter of the buffer hole is larger than that of the buffer rod; the inner diameter of the buffer pad is larger than the diameter of the buffer rod and smaller than the length of the buffer rod, so that the buffer rod is inserted into the buffer hole to be inclined and contacts and extrudes the inner wall of the buffer pad; springs are fixedly connected between the lower surface of the first hinged plate and the corresponding wave troughs of the buffer plate; when the corrugated paper box is in operation, after an object is placed into the corrugated paper box, the object presses the first corrugated paper board under the self gravity, the first corrugated paper board is bent and extruded towards the trough direction of the buffer board by matching with the wavy design of the buffer board, so that the first hinged plate and the second hinged plate swing towards the trough direction of the buffer board, the buffer rod is inserted into the buffer pad of the buffer hole, the swing resistance of the first hinged plate and the second hinged plate is improved by the friction force between the buffer rod and the buffer pad and the elasticity of the spring is matched, the supporting force on the first corrugated paper board is improved, the deformation of the first corrugated paper board is reduced, when the object vibrates in the transportation process, the buffer rod is positioned in the buffer hole and is contacted with the buffer pad, the vibration amplitude of the first corrugated paper board can be effectively reduced by the friction force between the buffer rod and the buffer pad, and the force of the second hinged plate striking the lower surface of the first corrugated paper board again under the elasticity, therefore, the influence of the vibration force on the first corrugated paper board is reduced, the influence of the first corrugated paper board on the object is reduced, repeated vibration of the object caused by vibration of the corrugated paper box in the transportation process is prevented, the vibration residual force on the object is reduced, the vibration force on the object is reduced, and the safety of object transportation is improved.

Preferably, the lower surface of the first corrugated board is fixedly connected with a first air bag at a position corresponding to the wave trough of the buffer board; the lower surface of the first air bag is fixedly connected with the upper surface of the corresponding second hinged plate; a second air bag is fixedly connected between the end part of each first hinged plate and the lower surface of the corresponding second hinged plate; the upper surface of the first corrugated board is fixedly connected with uniformly arranged suckers, and the suckers and the second air bags are arranged in a one-to-one correspondence manner; the second air bag is communicated with the corresponding sucker through a hose; when the corrugated paper board conveying device works, the buffering between the second hinged plate and the lower surface of the first corrugated paper board can be effectively realized through the first air bag, the second hinged plate is prevented from damaging the lower surface of the first corrugated paper board, the service life of the first corrugated paper board is prolonged, meanwhile, the impact force of the second hinged plate on the first corrugated paper board is reduced by the buffering of the first air bag and the friction force between the buffer rod and the buffer pad, the vibration of the first corrugated paper board is reduced, the object conveying safety is improved, in the swinging process of the first hinged plate and the second hinged plate, the distance between the end part of the first hinged plate and the surface of the second hinged plate is gradually increased, the second air bag is stretched, so that the suction disc is sucked through the hose, meanwhile, the suction disc is squeezed after the object is placed, the suction disc is tightly sucked on the lower surface of the object, and the uniformly arranged suction discs can be suitable for sucking, the article and the bottom paperboard are tightly sucked and fixed, so that the article is effectively prevented from being vibrated when being transported, the article and the corrugated carton are bumped up and down to bump the corrugated carton, the service life of the corrugated carton is prolonged, meanwhile, the article is prevented from bumping the corrugated carton to cause damage to the article, the transportation safety of the article is further improved, when the article is taken out, the gravity borne by the first corrugated paperboard is reduced, the lower surface of the article is tightly sucked by combining a sucker to enable the first corrugated paperboard to bend upwards, the first hinged plate and the second hinged plate swing upwards under the action of a spring to re-extrude the second air bag, gas enters the sucker, the sucker is enabled to relax the article, and the corrugated carton is reused.

Preferably, a third air bag is arranged between every two adjacent wave troughs of the buffer plate; the third air bag is fixedly connected with the lower surface of the buffer plate and the upper surface of the second corrugated board; the third air bag is filled with high-pressure gas; the during operation extrudees the buffer board when first corrugated container board atress, makes the buffer board deformation, can prevent effectively through the first articulated slab of third gasbag cooperation and second articulated slab that the buffer board deformation is too big, leads to the unable recovery of buffer board to improve the restoring force of buffer board, improve corrugated box's life.

Preferably, the whole protective film is in a regular triangular pyramid shape, and the protective film and the base form a clamping structure; the number of the protective films is four, and the protective films are clamped at four corners of the base; the upper surface of the protective film is fixedly connected with a soft adhesive layer; a cavity is formed in the soft rubber layer, and rubber balls which are uniformly distributed are fixedly connected to the upper surface of the soft rubber layer; during operation, behind the protection film block base, the article is put into corrugated box, makes the base rise to the pressure of protection film to the extrusion soft glue layer can effectively improve the frictional force between base and the protection film through flexible glue layer cooperation rubber ball, prevents that the protection film breaks away from the base, can set up corrugated box through the protection film simultaneously and soaks, prevents that corrugated box from weing damage, improvement corrugated box life.

Preferably, an expansion groove is formed in the protective film; the bottom of the expansion tank is communicated to the cavity; one end of the expansion groove is communicated to the space below the bottom paperboard, and the communicated part is fixedly connected with an expansion film; the expansion film is arranged in the expansion groove in a sealing manner and is made of elastic rubber material; the during operation receives the extrusion at the flexible glue layer, and the gaseous entering inflation inslot in the cavity makes the inflation membrane to the bottom board bottom inflation to support the bed plate bottom through the inflation of inflation membrane, the cooperation buffer board improves the support intensity of bottom board, prevents that the bed plate atress is uneven to lead to the bottom board damage, thereby further improves corrugated box's life.

Preferably, two ends of the aluminum alloy strip are respectively inserted into the side paper plates of the corresponding surfaces, and one end of the aluminum alloy strip, which is positioned in the side paper plates, is fixedly connected with a fixing ball; the aluminum alloy strips and the side paper boards which are adjacent in pairs form an isosceles right triangle structure; the during operation effectively improves the support intensity of side cardboard through aluminium alloy strip, prevents that the side cardboard atress from taking place the bending, extrudees the article to further improve the transportation security of article, effectively improve the fixed strength of aluminium alloy strip through fixed ball simultaneously, prevent that the aluminium alloy strip from puncturing side cardboard, improve corrugated box's life when further improving side cardboard stability.

The invention has the following beneficial effects:

1. according to the pressure-resistant corrugated case, the buffer board is matched with the first corrugated board and the second corrugated board to effectively buffer objects, so that the objects are prevented from being damaged due to large vibration amplitude and large impact force caused by vibration generated during transportation of the objects, the pressure resistance and the service life of the corrugated case are effectively improved by matching the first corrugated board, the buffer board and the second corrugated board with the third corrugated board, the plastic strip and the fourth corrugated board, meanwhile, the buffer capacity of the corrugated case can be improved, the objects in the corrugated case are protected, and the safety factor is high.

2. According to the pressure-resistant corrugated case, the first air bag can effectively buffer the lower surface of the first corrugated board and the second hinged board, and the second hinged board is prevented from damaging the lower surface of the first corrugated board, so that the service life of the first corrugated board is prolonged.

3. According to the pressure-resistant corrugated case, the plurality of suckers which are uniformly arranged can be used for tightly sucking objects with uneven bottom surfaces, so that the objects and the bottom paper board are tightly sucked and fixed by matching with the first corrugated board which is stressed and bent, and the objects are effectively prevented from being shaken during transportation to cause the objects and the corrugated case to bump and impact the corrugated case up and down, so that the service life of the corrugated case is prolonged, the objects are prevented from impacting the corrugated case to cause damage to the objects, and the transportation safety of the objects is further improved.

Drawings

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

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

FIG. 2 is a cross-sectional view of a side panel;

FIG. 3 is a partial cross-sectional view of the base and base paperboard;

FIG. 4 is a perspective view of a protective film;

FIG. 5 is an enlarged view of a portion of FIG. 3 at A;

in the figure: the novel plastic bag comprises a first hinge 1, a second hinge 2, a protective rubber sheet 3, a base 4, a bottom paperboard 5, a first corrugated paperboard 51, a buffer plate 52, a second corrugated paperboard 53, a handle 6, a side paperboard 7, a third corrugated paperboard 71, a plastic strip 72, a fourth corrugated paperboard 73, an aluminum alloy strip 8, a first air bag 81, a second air bag 82, a suction cup 83, a third air bag 84, a soft rubber layer 85, a cavity 86, a rubber ball 87, an expansion film 88, a fixing ball 89, an auxiliary unit 9, a first hinged plate 91, a second hinged plate 92, a spring 93, a buffer rod 94, a buffer hole 95 and a buffer pad 96.

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 5, the pressure-resistant corrugated carton of the present invention comprises a first hinge 1, a protective film 3, a base 4, a bottom paper plate 5, a handle 6, a side paper plate 7 and an aluminum alloy strip 8, wherein the base 4 is designed in a shape of a Chinese character 'kou'; a bottom paper plate 5 is fixedly connected to the inner wall of the base 4, a side paper plate 7 is fixedly connected to the upper part of the base 4, and the side paper plate 7 is in a shape like a Chinese character 'kou'; the outer side of the side paper plate 7 is fixedly connected with a first hinge 1 and a second hinge 2 through strong viscose glue; the number of the first hinges 1 and the number of the second hinges 2 are two, and the first hinges 1 and the second hinges 2 are alternately arranged; each right angle of the inner wall of the side paper board 7 is provided with an aluminum alloy strip 8; the four sides of the side paper plate 7 are fixedly connected with a handle 6 respectively;

the base paperboard 5 includes a first corrugated paperboard 51, a buffer board 52, and a second corrugated paperboard 53; the buffer board 52 is positioned between the first corrugated board 51 and the second corrugated board 53, the buffer board 52 is in a wave-shaped design, the periphery of the buffer board 52 is fixedly connected with the inner wall of the base 4, the wave crest of the buffer board 52 is fixedly connected with the lower surface of the first corrugated board 51, and the wave trough of the buffer board 52 is fixedly connected with the upper surface of the second corrugated board 53; the buffer plate 52 is made of one or more of PE and PP soft plastics;

the side sheets 7 comprise a third corrugated sheet 71, a plastic strip 72 and a fourth corrugated sheet 73; the plastic strips 72 are uniformly arranged, and the plastic strips 72 are fixedly connected between the third corrugated board 71 and the fourth corrugated board 73; the third corrugated cardboard 71 is positioned at the outer side of the fourth corrugated cardboard 73; when the corrugated container is in operation, after an object is placed on the bottom paper board 5, the corrugated container is filled with buffer cotton and then is covered with the first hinge 1 and the second hinge 2, the corrugated container is sealed, the corrugated container is carried through the handle 6, after the object is placed in the corrugated container, the first corrugated paper board 51 is pressed down due to the gravity of the object, so that the object is effectively buffered through the buffer board 52 matching with the first corrugated paper board 51 and the second corrugated paper board 53, the object is prevented from vibrating in the transportation process to cause large vibration amplitude of the object and large impact force, the object is prevented from being damaged, the pressure resistance and the service life of the corrugated container are effectively improved through the first corrugated paper board 51, the buffer board 52 and the second corrugated paper board 53 matching with the third corrugated paper board 71, the plastic strips 72 and the fourth corrugated paper board 73, meanwhile, the buffer capacity of the corrugated container can be improved, and the object in the, the safety factor is high.

As an embodiment of the present invention, the buffer plate 52 is provided with auxiliary units 9 uniformly arranged in each wave trough; the assist unit 9 includes a first hinge plate 91, a second hinge plate 92, and a spring 93; the first hinge plate 91 and the second hinge plate 92 are both hinged on the upper surface of the buffer plate 52, and the first hinge plate 91 and the second hinge plate 92 are arranged oppositely; the sum of the lengths of the first hinge plate 91 and the second hinge plate 92 in the same group is greater than the length of the joint of the first hinge plate 91, the second hinge plate 92 and the buffer plate 52; the second hinge plate 92 extends above the corresponding first hinge plate 91; a buffer rod 94 is fixedly connected to the lower surface of one end of the second hinge plate 92; the buffer rod 94 is positioned above the first hinge plate 91; a buffer hole 95 is formed in the surface of the first hinge plate 91; a buffer pad 96 is fixedly connected to the inner wall of the buffer hole 95; the cushion pad 96 is made of rubber material; the diameter of the buffer hole 95 is larger than that of the buffer rod 94; the inner diameter of the buffer pad 96 is larger than the diameter of the buffer rod 94 and smaller than the length of the buffer rod 94, so that the buffer rod 94 contacts and presses the inner wall of the buffer pad 96 when inserted into the buffer hole 95 and inclined; a spring 93 is fixedly connected between the lower surface of the first hinge plate 91 and the corresponding wave trough of the buffer plate 52; in operation, after the objects are placed in the corrugated case, the objects press the first corrugated board 51 by their own weight, and the corrugated design of the buffer board 52 is matched to bend and press the first corrugated board 51 toward the trough of the buffer board 52, so that the first hinge board 91 and the second hinge board 92 swing toward the trough of the buffer board 52, the buffer rod 94 is inserted into the buffer pad 96 of the buffer hole 95, and the swing resistance of the first hinge board 91 and the second hinge board 92 is increased by the friction force between the buffer rod 94 and the buffer pad 96, and the elastic force of the spring 93 is matched, so that the supporting force for the first corrugated board 51 is increased, the deformation of the first corrugated board 51 is reduced, and when the objects are vibrated during transportation, because the buffer rod 94 is located in the buffer hole 95 and contacts with the buffer pad 96, the amplitude of the first corrugated board 51 can be effectively reduced by the friction force between the buffer rod 94 and the buffer pad 96, meanwhile, the force of the second hinge plate 92 impacting the lower surface of the first corrugated board 51 again under the elastic force of the spring 93 after being separated from the lower surface of the first corrugated board 51 is reduced, so that the influence of the vibration force on the first corrugated board 51 is reduced, the influence of the first corrugated board 51 on the object is reduced, the repeated vibration of the object caused by the vibration of the corrugated box in the transportation process is prevented, the vibration residual force on the object is reduced, the vibration force on the object is reduced, and the safety of object transportation is improved.

As an embodiment of the present invention, a first air bag 81 is fixedly connected to a lower surface of the first corrugated cardboard 51 at a position corresponding to a wave trough of the buffer board 52; the lower surface of the first air bag 81 is fixedly connected with the upper surface of the second hinge plate 92; a second air bag 82 is fixedly connected between the end part of each first hinge plate 91 and the lower surface of the corresponding second hinge plate 92; the upper surface of the first corrugated board 51 is fixedly connected with the suckers 83 which are uniformly arranged, and the suckers 83 are arranged in one-to-one correspondence with the second air bags 82; the second air bag 82 is communicated with a corresponding suction cup 83 through a hose; in operation, the first air bag 81 can effectively realize the buffering between the second hinged plate 92 and the lower surface of the first corrugated board 51, and prevent the second hinged plate 92 from damaging the lower surface of the first corrugated board 51, thereby prolonging the service life of the first corrugated board 51, and simultaneously, the buffering of the first air bag 81 is matched with the friction force between the buffering rod 94 and the buffering cushion 96, so as to reduce the impact force of the second hinged plate 92 on the first corrugated board 51, thereby reducing the vibration of the first corrugated board 51, and improving the transportation safety of the objects, and in the swinging process of the first hinged plate 91 and the second hinged plate 92, the distance between the end part of the first hinged plate 91 and the surface of the second hinged plate 92 gradually becomes longer, the second air bag 82 is stretched, so as to suck the suction cup 83 through the hose, and simultaneously press the suction cup 83 after the objects are placed, so that the suction cup 83 can be tightly sucked on the lower surface of the objects, and the objects can be tightly sucked, therefore, the first corrugated board 51 is stressed and bent, the objects and the bottom paper board 5 are tightly sucked and fixed, vibration is effectively prevented when the objects are transported, the objects and the corrugated boxes are bumped up and down to bump the corrugated boxes, the service life of the corrugated boxes is prolonged, meanwhile, the objects are prevented from being damaged due to the fact that the objects bump the corrugated boxes, the transportation safety of the objects is further improved, when the objects are taken out, the gravity borne by the first corrugated board 51 is reduced, the first corrugated board 51 is bent upwards by combining the sucking disc 83 to tightly suck the lower surfaces of the objects, the first hinged plate 91 and the second hinged plate 92 swing upwards under the action of the spring 93 to re-extrude the second air bag 82, gas enters the sucking disc 83, the sucking disc 83 relaxes the objects, and the corrugated boxes are reused.

As an embodiment of the present invention, a third air bag 84 is disposed between two adjacent wave troughs of the buffer plate 52; the third air bag 84 is fixedly connected with the lower surface of the buffer plate 52 and the upper surface of the second corrugated board 53; the third air bag 84 is filled with high-pressure gas; the during operation, extrudees buffer board 52 when first corrugated container board 51 atress, makes buffer board 52 deformation, can prevent effectively through the first articulated board 91 of third gasbag 84 cooperation and second articulated board 92 that buffer board 52 deformation is too big, leads to the unable recovery of buffer board 52 to improve buffer board 52's restoring force, improve corrugated container box's life.

In one embodiment of the present invention, the whole of the protective film 3 is in a regular triangular pyramid shape, and the protective film 3 and the base 4 form a clamping structure; the number of the protective films 3 is four, and the protective films are clamped at four corners of the base 4; the upper surface of the protective rubber sheet 3 is fixedly connected with a soft rubber layer 85; a cavity 86 is formed in the soft rubber layer 85, and rubber balls 87 which are uniformly distributed are fixedly connected to the upper surface of the soft rubber layer 85; during operation, behind 3 block bases 4 of protection film, the article is put into corrugated box, makes base 4 rise to the pressure of protection film 3 to extrusion soft glue layer 85, can effectively improve the frictional force between base 4 and the protection film 3 through soft glue layer 85 cooperation rubber ball 87, prevents that protection film 3 breaks away from base 4, can erect corrugated box through protection film 3 simultaneously and soaks, prevents that corrugated box from weing damage, improves corrugated box life.

As an embodiment of the present invention, an expansion groove is formed in the protective film 3; the bottom of the expansion tank is communicated to the cavity 86; one end of the expansion groove is communicated with the space below the bottom paper board 5, and the communicated part is fixedly connected with an expansion film 88; the expansion film 88 is arranged in a sealing expansion groove, and the expansion film 88 is made of elastic rubber material; the during operation, when flexible glue layer 85 received the extrusion, in cavity 86 gaseous admission inflation inslot, make inflation membrane 88 to the 5 bottom inflation of end cardboard to the inflation through inflation membrane 88 supports 5 bottoms of bed plate, cooperation buffer board 52 improves the support intensity of end cardboard 5, prevents that 5 atress of bed plate is uneven to lead to end cardboard 5 damaged, thereby further improves corrugated box's life.

As an embodiment of the present invention, two ends of the aluminum alloy strip 8 are respectively inserted into the side paper boards 7 of the corresponding surfaces, and one end of the aluminum alloy strip 8 located in the side paper board 7 is fixedly connected with a fixing ball 89; the aluminum alloy strips 8 and the side paper plates 7 adjacent to each other in pairs form an isosceles right triangle structure; during operation, effectively improve the support intensity of side cardboard 7 through aluminium alloy strip 8, prevent that side cardboard 7 atress from taking place the bending, extrude the article to further improve the transportation security of article, effectively improve the fixed strength of aluminium alloy strip 8 through fixed ball 89 simultaneously, prevent that aluminium alloy strip 8 from puncturing side cardboard 7, improve corrugated box's life when further improving side cardboard 7 stability.

The specific working process is as follows:

after the objects are placed on the bottom paper board 5, the corrugated paper box is filled with buffer cotton and then is covered with the first hinge 1 and the second hinge 2, the corrugated paper box is sealed, the corrugated paper box is carried through the handle 6, after the objects are placed in the corrugated paper box, the first corrugated paper board 51 is pressed down due to the self gravity of the objects, so that the objects are effectively buffered through the buffer board 52 in cooperation with the first corrugated paper board 51 and the second corrugated paper board 53, after the objects are placed in the corrugated paper box, the objects press down the first corrugated paper board 51 due to the self gravity of the objects, the first corrugated paper board 51 is bent and extruded towards the trough direction of the buffer board 52 in cooperation with the wave-shaped design of the buffer board 52, so that the first hinge board 91 and the second hinge board 92 swing towards the trough direction of the buffer board 52, the buffer rod 94 is inserted into the buffer pad 96 of the buffer hole 95, and when the objects are vibrated in the transportation process, because the, and contacts with the buffer pad 96, the friction force between the buffer rod 94 and the buffer pad 96 can effectively reduce the vibration amplitude of the first corrugated board 51, and simultaneously reduce the force of the second hinged plate 92 impacting the lower surface of the first corrugated board 51 again under the elastic force of the spring 93 after being separated from the lower surface of the first corrugated board 51, in the swinging process of the first hinged plate 91 and the second hinged plate 92, the distance between the end part of the first hinged plate 91 and the surface of the second hinged plate 92 gradually becomes longer, the second air bag 82 is stretched, so that the suction cups 83 are sucked through the hose, meanwhile, the objects are placed to press the suction cups 83, so that the suction cups 83 are tightly sucked on the lower surface of the objects, and the uniformly arranged suction cups 83 can be suitable for tightly sucking the objects with uneven bottom surfaces, so as to match the stressed bending of the first corrugated board 51, so that the objects and the bottom paper board 5 are tightly sucked and fixed, when the objects are taken out, the first corrugated board 51 is bent upwards by tightly sucking the lower surface of the object with the sucking disc 83, the first hinge plate 91 and the second hinge plate 92 swing upwards under the action of the spring 93 to re-press the second air bag 82, so that air enters the sucking disc 83, and the sucking disc 83 loosens the object;

behind 3 block bases 4 of protection film, the article is put into corrugated container, make base 4 rise to the pressure of protection film 3, thereby extrude the soft glue layer 85, can effectively improve the frictional force between base 4 and the protection film 3 through soft glue layer 85 cooperation rubber ball 87, prevent that protection film 3 breaks away from base 4, can set up corrugated container through protection film 3 simultaneously and vacate, when soft glue layer 85 received the extrusion, the gaseous entering inflation inslot in the cavity 86, make inflation membrane 88 to the inflation of bottom cardboard 5 bottom, thereby support bottom 5 of bed plate through the inflation of inflation membrane 88, cooperation buffer board 52 improves the support intensity of bottom cardboard 5.

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. The utility model provides a withstand voltage corrugated box, includes first hinge (1), protection film (3), base (4), end cardboard (5), handle (6), side cardboard (7) and aluminium alloy strip (8), its characterized in that: the base (4) is designed in a shape like a Chinese character 'kou'; a bottom paperboard (5) is fixedly connected to the inner wall of the base (4), a side paperboard (7) is fixedly connected to the upper part of the base (4), and the side paperboard (7) is designed in a shape like a Chinese character 'kou'; the outer side of the side paper plate (7) is fixedly connected with a first hinge (1) and a second hinge (2) through strong viscose glue; the number of the first hinges (1) is two, and the number of the second hinges (2) is two, and the first hinges (1) and the second hinges (2) are alternately arranged; each right angle of the inner wall of the side paper board (7) is provided with an aluminum alloy strip (8); four sides of the side paper plate (7) are fixedly connected with a handle (6) respectively;

the base paperboard (5) comprises a first corrugated paperboard (51), a buffer board (52) and a second corrugated paperboard (53); the buffer board (52) is positioned between the first corrugated board (51) and the second corrugated board (53), the buffer board (52) is in a wave-shaped design, the periphery of the buffer board (52) is fixedly connected with the inner wall of the base (4), the wave crest of the buffer board (52) is fixedly connected with the lower surface of the first corrugated board (51), and the wave trough of the buffer board (52) is fixedly connected with the upper surface of the second corrugated board (53); the buffer plate (52) is made of one or more of PE and PP soft plastics;

the side paper boards (7) comprise a third corrugated paper board (71), a plastic strip (72) and a fourth corrugated paper board (73); the plastic strips (72) are uniformly arranged, and the plastic strips (72) are fixedly connected between the third corrugated board (71) and the fourth corrugated board (73); the third corrugated cardboard (71) is positioned outside the fourth corrugated cardboard (73).

2. A pressure-resistant corrugated carton as set forth in claim 1, wherein: auxiliary units (9) which are uniformly arranged are arranged in each wave trough of the buffer plate (52); the auxiliary unit (9) comprises a first hinge plate (91), a second hinge plate (92) and a spring (93); the first hinge plate (91) and the second hinge plate (92) are hinged to the upper surface of the buffer plate (52), and the first hinge plate (91) and the second hinge plate (92) are arranged oppositely; the sum of the lengths of the first hinge plate (91) and the second hinge plate (92) in the same group is greater than the length of the joint of the first hinge plate (91), the second hinge plate (92) and the buffer plate (52); the second hinge plate (92) extends above the corresponding first hinge plate (91); the lower surface of one end of the second hinge plate (92) is fixedly connected with a buffer rod (94); the buffer rod (94) is positioned above the first hinge plate (91); the surface of the first hinge plate (91) is provided with a buffer hole (95); a buffer pad (96) is fixedly connected to the inner wall of the buffer hole (95); the buffer pad (96) is made of rubber material; the diameter of the buffer hole (95) is larger than that of the buffer rod (94); the inner diameter of the buffer pad (96) is larger than the diameter of the buffer rod (94) and smaller than the length of the buffer rod (94), so that the buffer rod (94) is inserted into the buffer hole (95) and contacts and extrudes the inner wall of the buffer pad (96) when inclining; and a spring (93) is fixedly connected between the lower surface of the first hinge plate (91) and the corresponding wave trough of the buffer plate (52).

3. A pressure-resistant corrugated carton as set forth in claim 2, wherein: the lower surface of the first corrugated board (51) is fixedly connected with a first air bag (81) at a position corresponding to a wave trough of the buffer board (52); the lower surface of the first air bag (81) is fixedly connected with the upper surface of the corresponding second hinge plate (92); a second air bag (82) is fixedly connected between the end part of each first hinge plate (91) and the lower surface of the corresponding second hinge plate (92); the upper surface of the first corrugated board (51) is fixedly connected with uniformly arranged suckers (83), and the suckers (83) and the second air bags (82) are arranged in a one-to-one correspondence manner; the second air bag (82) is communicated with the corresponding suction cup (83) through a hose.

4. A pressure-resistant corrugated carton as set forth in claim 1, wherein: a third air bag (84) is arranged between every two adjacent wave troughs of the buffer plate (52); the third air bag (84) is fixedly connected with the lower surface of the buffer plate (52) and the upper surface of the second corrugated board (53); the third air bag (84) is filled with high-pressure gas.

5. A pressure-resistant corrugated carton as set forth in claim 1, wherein: the whole protective film (3) is in a regular triangular pyramid shape, and the protective film (3) and the base (4) form a clamping structure; the number of the protective films (3) is four, and the protective films are clamped at four corners of the base (4); the upper surface of the protective rubber sheet (3) is fixedly connected with a soft rubber layer (85); a cavity (86) is formed in the soft rubber layer (85), and rubber balls (87) which are uniformly distributed are fixedly connected to the upper surface of the soft rubber layer (85).

6. A pressure-resistant corrugated carton as set forth in claim 5, wherein: an expansion groove is formed in the protective rubber sheet (3); the bottom of the expansion tank is communicated to the cavity (86); one end of the expansion groove is communicated with the space below the bottom paper board (5), and an expansion film (88) is fixedly connected to the communication position; the expansion film (88) is arranged to seal the expansion groove, and the expansion film (88) is made of elastic rubber material.

7. A pressure-resistant corrugated carton as set forth in claim 1, wherein: two ends of the aluminum alloy strip (8) are respectively inserted into the side paper boards (7) of the corresponding surfaces, and one end of the aluminum alloy strip (8) positioned in the side paper boards (7) is fixedly connected with a fixing ball (89); the aluminum alloy strips (8) and the side paper boards (7) which are adjacent in pairs form an isosceles right triangle structure.