CN217023495U

CN217023495U - High-strength corrugated carton

Info

Publication number: CN217023495U
Application number: CN202220274272.0U
Authority: CN
Inventors: 汪金国
Original assignee: Shanghai Longyu Packaging Materials Co ltd
Current assignee: Shanghai Longyu Packaging Materials Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-07-22
Anticipated expiration: 2032-02-10

Abstract

The application discloses high strength corrugated box belongs to corrugated box technical field, including the bottom of the paper case, two first cardboards and two second cardboards have been placed respectively to the top of the bottom of the paper case, the surface of every first cardboard all with the inside looks joint of second cardboard, the surface of every first cardboard and two paper angle steels of the equal common fixedly connected with of surface of second cardboard, two sets of collets have been placed jointly to the below of two first cardboards, the upper surface of every group collet all contacts with the bottom surface of paper angle steel, the inner wall of every group collet all contacts with the surface at the bottom of the carton. This corrugated box through the paper angle steel, can play the purpose of strengthening first cardboard and second cardboard connectivity, realizes the purpose of the first cardboard of reinforcing and second cardboard corner support intensity, through being provided with the collet, can play the bottom of the case and carry out reinforced (rfd) effect, realizes the purpose that increases the bending resistance performance in four corners at the bottom of the carton, prevents that the problem that can not support after the four corners is buckled at the bottom of the carton.

Description

High-strength corrugated carton

Technical Field

The application belongs to the technical field of corrugated box, especially, relate to a high strength corrugated box.

Background

Corrugated paper boards are made into corrugated paper boxes through die cutting, impressing, box nailing or box gluing, the corrugated paper boxes are the most widely used packaging products, the using amount of the corrugated paper boxes is always the first of various packaging products, the corrugated paper boxes comprise calcium plastic corrugated paper boxes, the corrugated paper boxes gradually replace transport packaging containers such as wooden boxes and the like with superior using performance and good processing performance, the corrugated paper boxes become the main force of transport packaging, belong to green and environment-friendly products, and are beneficial to environmental protection and loading, unloading and transportation.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the existing corrugated case is poor in strength and quality due to paper articles, and when the articles are too heavy, the corrugated case is often damaged or bent.

Therefore, we propose a high-strength corrugated carton to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve prior art, the poor problem of corrugated box intensity quality, and the high strength corrugated box that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a high strength corrugated carton, includes the bottom of the case, two first cardboards and two second cardboards, every have been placed respectively to the top of the bottom of the case the surface of first cardboard all with the internal phase joint of second cardboard, every two equal common two paper angle steel of fixedly connected with of surface of first cardboard and the surface of second cardboard, two sets of collet have been placed jointly to the below of first cardboard, every group the upper surface of collet all contacts with the bottom surface of paper angle steel, every group the inner wall of collet all contacts with the surface at the bottom of the case, every the inner wall of first cardboard and the inner wall of second cardboard are all fixed to be inlayed and have the inner core cardboard, anti folded plate has been placed to the top of the bottom of the case, the both sides face of anti folded plate contacts with a side that two second cardboards are close to each other respectively.

Through setting up collet and paper angle steel, the junction that can first cardboard and second cardboard is strengthened, strengthens the four corners of the bottom of the case of the carton, utilizes the bending resistance of the first cardboard of inner core cardboard reinforcing and second cardboard, recycles the biggest extrusion force that anti folded plate increase second cardboard can bear.

Preferably, the inner wall of the bottom support of each group is in threaded connection with two small bolts, the outer surface of each small bolt is in threaded connection with the inner wall of the bottom of the carton, and the front surface of each first paperboard is provided with an air hole.

The ventilation holes are formed, so that ventilation can be realized, and the overall strength of the first paperboard cannot be reduced due to the fact that the ventilation holes are formed at a higher position.

Preferably, the outer surface of each small bolt is in threaded connection with a nut, and the outer surface of each nut is in contact with the outer surface of the bottom support.

Through setting up small-size bolt and nut, realized fixing the collet on the carton bottom, prevent that the collet from droing.

Preferably, two sets of the bottom support below has placed the backup pad jointly, the bottom surface fixedly connected with bedplate of backup pad.

Through setting up backup pad and bedplate, can place the carton, reduce the influence that bottom surface moisture softened at the bottom of to the carton.

Preferably, the upper surface of the bottom of the paper box is provided with a clamping groove, and the outer surface of each of the first paper board and the second paper board is clamped with the inside of the clamping groove.

Through setting up the draw-in groove, realized the purpose of first cardboard of joint and second cardboard, be an assembled corrugated box.

Preferably, a foam board is fixedly connected to the inner bottom wall of the carton bottom, and the upper surface of the foam board is in contact with the bottom surface of the anti-folding plate.

Through setting up the cystosepiment, can support at the bottom of the carton, prevent the condition that the bottom of the carton received the effect of force and shrink.

Preferably, two the common joint of the surface of first cardboard and the surface of second cardboard has the case lid, two the equal fixedly connected with of a side that the second cardboard is kept away from each other has two fixed blocks.

Through setting up the case lid, realized carrying out the purpose of sealing to first cardboard and second cardboard, be the main component of carton.

Preferably, each group the inner wall of fixed block is the equal common fixedly connected with pivot, every the equal swing joint of surface of pivot has the gusset plate, every the bottom surface of gusset plate all contacts with the surface of case lid.

Through setting up the gusset plate, realized the purpose of strengthening the connectivity of case lid and first cardboard and second cardboard, prevent that case lid closed strength is not enough.

To sum up, the technical effect and the advantage of this application: the corrugated case can play a role in strengthening the connection between the first paper board and the second paper board by arranging the paper angle steel, realizes the aim of strengthening the support strength of the corners of the first paper board and the second paper board, prevents the first paper board and the second paper board from being bent after the corners of the first paper board and the second paper board are softened, plays a role in strengthening the bottom of the case by arranging the bottom support, realizes the aim of increasing the bending resistance of the four corners of the bottom of the case, prevents the problem that the four corners of the bottom of the case can not be supported after being bent, can play a role in increasing the internal strength of the first paper board and the second paper board by arranging the inner core paper board, realizes the aim of strengthening the self strength of the first paper board and the second paper board, avoids the situation that only paper materials are insufficient in strength, can play a role in supporting the second paper board by the anti-folding board, and reduces the situation that the second paper board is deformed by extrusion force, so that the second cardboard maintains its own structural stability.

Drawings

FIG. 1 is a perspective view of a support plate according to the present application;

FIG. 2 is a schematic three-dimensional structure of the reinforcing plate of the present application;

FIG. 3 is a perspective structural view of the anti-flap plate of the present application;

fig. 4 is a three-dimensional structure schematic diagram of the bottom of the paper box.

In the figure: 1. a paper box bottom; 2. a bottom support; 3. paper angle steel; 4. a first paperboard; 5. a reinforcing plate; 6. a box cover; 7. a second paperboard; 8. a seat plate; 9. a small bolt; 10. a support plate; 11. a rotating shaft; 12. a fixed block; 13. resisting folded plates; 14. air holes are formed; 15. an inner core paperboard; 16. a nut; 17. a foam board; 18. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments.

Referring to fig. 1-4, a high strength corrugated box, including the bottom of the box 1, two first cardboards 4 and two second cardboards 7 have been placed respectively to the top of the bottom of the box 1, two sets of collet 2 have been placed jointly to the below of two first cardboards 4, the equal threaded connection of inner wall of every collet 2 has two small-size bolts 9, every small-size bolt 9's surface all with the inner wall threaded connection of the bottom of the

box

1, 14 bleeder vents have all been seted up in the front of every first cardboard 4, utilize bleeder vent 14 to breathe freely, less gaseous piling up inside the carton, thereby prevent that gas from softening the carton.

Referring to fig. 1-4, the outer surface of each first paperboard 4 is clamped with the inner portion of the second paperboard 7, the outer surface of each small bolt 9 is connected with a nut 16 in a threaded manner, the small bolts 9 and the nuts 16 are matched to fix the bottom support 2, so that the bottom support 2 can reinforce the carton bottom 1, and the outer surface of each nut 16 is in contact with the outer surface of the bottom support 2.

Referring to fig. 1-3, the outer surface of each first paperboard 4 and the outer surface of each second paperboard 7 are fixedly connected with two paper angle irons 3, a supporting plate 10 is placed below two groups of bottom supports 2, a seat plate 8 is fixedly connected with the bottom surface of the supporting plate 10, and the carton is supported through the supporting plate 10 and the seat plate 8, so that the bottom surface of the carton bottom 1 can be far away from the bottom surface when the carton is placed.

Referring to fig. 2-4, the upper surface of each group of bottom supports 2 is in contact with the bottom surface of the paper angle steel 3, the upper surface of the bottom 1 of the paper box is provided with a clamping groove 18, the clamping groove 18 can clamp the first paper board 4 and the second paper board 7, so that the first paper board 4 and the second paper board 7 can be conveniently detached, and the outer surface of each first paper board 4 and the outer surface of each second paper board 7 are clamped with the inner part of the clamping groove 18.

Referring to fig. 2-4, the inner wall of each set of bottom supports 2 is in contact with the outer surface of the carton bottom 1, the inner bottom wall of the carton bottom 1 is fixedly connected with a foam board 17, the foam board 17 can support the carton bottom 1, so that the carton bottom 1 is not easy to shrink, and the upper surface of the foam board 17 is in contact with the bottom surface of the anti-folding plate 13.

Referring to fig. 1-3, an inner core paperboard 15 is fixedly embedded in each of the inner walls of the first paperboards 4 and the inner walls of the second paperboards 7, a box cover 6 is clamped between the outer surfaces of the two first paperboards 4 and the outer surface of the second paperboards 7, the box cover 6 can seal the first paperboards 4 and the second paperboards 7 and is a component of the carton, and two fixing blocks 12 are fixedly connected to one side surface of each of the two second paperboards 7 away from each other.

Referring to fig. 1-3, anti folded plate 13 has been placed to the top of the bottom of the carton 1, the equal common fixedly connected with pivot 11 of inner wall of every group fixed block 12, fixed block 12 and the cooperation of pivot 11, can fix on second cardboard 7, make things convenient for other parts to install, the equal swing joint of surface of every pivot 11 has gusset plate 5, utilize gusset plate 5, can fasten case lid 6, it is inseparabler to make case lid 6 and first cardboard 4 and second cardboard 7 be connected, the bottom surface of every gusset plate 5 all contacts with the surface of case lid 6, the both sides face of anti folded plate 13 contacts with the side that two second cardboards 7 are close to each other respectively.

The working principle is as follows: firstly, when the corrugated case needs to be used, the second paper board 7 is firstly arranged in the clamping groove 18, then the first paper board 4 is arranged in the second paper board 7 and the clamping groove 18, so that an unsealed case is formed, after storage articles are put into the case, the case cover 6 is covered on the first paper board 4 and the second paper board 7, then the case cover 6 is reinforced by rotating the reinforcing plate 5, the sealing property and the connectivity of the case cover 6 are improved, when the case for storing the articles is stored, the case bottom 1 of the case, the assembled case cover 6, the first paper board 4 and the second paper board 7 are placed on the supporting plate 10, the strength of the corners of the first paper board 4 and the second paper board 7 can be improved by using the paper angle steel 3, so that the corners can be supported when softened, the four corners of the case bottom 1 of the case are reinforced by using the bottom support 2, the strength is improved, and the case toppling caused by the instability of the four corners is prevented, the inner core paperboard 15 is added to the first paperboard 4 and the second paperboard 7 to enhance the internal structure thereof, so that the supporting strength is improved, the folding plate 13 can support the second paperboard 7 when the second paperboard 7 is squeezed to prevent the second paperboard 7 from being easily stressed and retracted, and the foam plate 17 can also increase the strength of the bottom 1 of the carton, so that the overall strength of the corrugated carton in use is increased.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The high-strength corrugated carton comprises a carton bottom (1) and is characterized in that two first paperboards (4) and two second paperboards (7) are respectively placed above the carton bottom (1), the outer surface of each first paperboard (4) is clamped with the inside of each second paperboard (7), the outer surface of each first paperboard (4) and the outer surface of each second paperboard (7) are fixedly connected with two paper angle steels (3) together, two groups of bottom supports (2) are placed below the first paperboards (4) together, the upper surface of each bottom support (2) is in contact with the bottom surfaces of the paper angle steels (3), the inner wall of each bottom support (2) is in contact with the outer surface of the carton bottom (1), and the inner wall of each first paperboard (4) and the inner wall of each second paperboard (7) are fixedly inlaid with inner core paperboards (15), and a folding resisting plate (13) is arranged above the carton bottom (1), and two side surfaces of the folding resisting plate (13) are respectively contacted with one side surface of the two second paperboards (7) close to each other.

2. The high-strength corrugated carton according to claim 1, wherein two small-sized bolts (9) are connected to the inner wall of each set of the bottom support (2) in a threaded manner, the outer surface of each small-sized bolt (9) is connected to the inner wall of the bottom (1) of the carton in a threaded manner, and the front surface of each first paper board (4) is provided with air holes (14).

3. A high strength corrugated box as claimed in claim 2, wherein each of said small size screw bolts (9) has a nut (16) screwed to an outer surface thereof, and each of said nuts (16) has an outer surface contacting with an outer surface of the bottom tray (2).

4. The high-strength corrugated carton as claimed in claim 1, wherein a support plate (10) is commonly placed under the two sets of bottom supports (2), and a seat plate (8) is fixedly connected to the bottom surface of the support plate (10).

5. The corrugated carton according to claim 1, wherein the upper surface of the bottom (1) of the carton is initially provided with a locking groove (18), and the outer surface of each of the first paper board (4) and the second paper board (7) is locked with the inside of the locking groove (18).

6. The high-strength corrugated carton according to claim 1, wherein a foam board (17) is fixedly connected to the inner bottom wall of the carton bottom (1), and the upper surface of the foam board (17) is in contact with the bottom surface of the anti-folding plate (13).

7. The high-strength corrugated carton according to claim 1, wherein a box cover (6) is clamped on the outer surface of the two first paper boards (4) and the outer surface of the second paper board (7) together, and two fixing blocks (12) are fixedly connected to the side surfaces of the two second paper boards (7) far away from each other.

8. The high-strength corrugated carton according to claim 7, wherein the inner wall of each set of fixing blocks (12) is fixedly connected with a rotating shaft (11), the outer surface of each rotating shaft (11) is movably connected with a reinforcing plate (5), and the bottom surface of each reinforcing plate (5) is in contact with the outer surface of the box cover (6).