CN213414500U

CN213414500U - High-strength waterproof packaging paper box

Info

Publication number: CN213414500U
Application number: CN202021777877.9U
Authority: CN
Inventors: 严宗海
Original assignee: Wuhan Pengheng Packaging Printing Co ltd
Current assignee: Wuhan Pengheng Packaging Printing Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-06-11
Anticipated expiration: 2030-08-22

Abstract

The utility model relates to the technical field of packaging, a waterproof packing carton of high strength is related to, it includes integrated into one piece's bottom plate, four curb plates and apron, the bottom plate, four curb plates and apron enclose into the box through folding, be provided with the connecting plate between the adjacent curb plate, connecting plate integrated into one piece is on one of them curb plate of two adjacent curb plates, the connecting plate is used for two adjacent curb plates of fixed connection, adjacent curb plate laminating department surface is provided with supports the reentrant corner, be provided with the closure on the apron, the closure is used for sealed apron and curb plate lid department of closing. This application has the effect that improves packing carton's waterproof performance.

Description

High-strength waterproof packaging paper box

Technical Field

The application relates to the technical field of packaging, in particular to a high-strength waterproof packaging paper box.

Background

With the development of economy and the continuous improvement of living standard of people, at present, the packaging paper box becomes a tool for containing articles commonly used in daily life and is used for packaging and protecting various articles.

The paper packaging paper box is widely applied as an important packaging material for containing products, is environment-friendly, and has the advantages of low cost, light weight and convenience in transportation.

In view of the above-mentioned related art, the applicant believes that there are drawbacks in that moisture is generated during storage due to uncertainty of the preservation process, or rain falls during transportation, thereby causing moisture or wet of contents inside the packing carton, so that the packing carton is damaged to destroy the packing.

SUMMERY OF THE UTILITY MODEL

In order to improve packing carton's waterproof performance, the application provides a waterproof packing carton of high strength.

The application provides a waterproof packing carton of high strength adopts following technical scheme:

the utility model provides a waterproof packing carton of high strength, includes integrated into one piece's bottom plate, four curb plates and apron, bottom plate, four the curb plate and the apron encloses into the box through folding, and is adjacent be provided with the connecting plate between the curb plate, connecting plate integrated into one piece in adjacent two one of them of curb plate on the curb plate, the connecting plate is used for adjacent two of fixed connection the curb plate is adjacent curb plate laminating department surface is provided with supports the reentrant corner, be provided with the closure on the apron, the closure is used for sealing the apron with curb plate lid closes the department.

Through adopting above-mentioned technical scheme, integrated into one piece and folding box wholeness is better, self waterproof performance promotes to some extent, fold into box back connecting plate can be with four curb plates each other inseparabler link together, packaging carton's whole leakproofness has been ensured, the laminating department of adjacent curb plate can produce the joint line, it can block up the joint line well to support the reentrant corner, prevent that water from soaking packaging carton and soaking packaging carton from curb plate to cross-section by gap department, holistic promotion packaging carton's waterproof performance, the closed piece that sets up on the apron can laminate the surface at the curb plate better, just even drench the rain water droplet also can flow away along with the closed piece and the curb plate of apron when packaging carton normally places, the upper end of avoiding from packaging carton of to a great extent soaks the box, make packaging carton's waterproof performance better.

Preferably, the bottom plate, the four side plates, the cover plate and the surface of the closing member are coated with a PE waterproof film.

By adopting the technical scheme, the PE waterproof film coated inside and outside has good heat sealability and can prevent water and moisture.

Preferably, the closing part includes first guard plate, second guard plate, third guard plate, first guard plate the second guard plate and the third guard plate sets gradually the apron not with three side edges that the curb plate is connected, first guard plate the second guard plate and the third guard plate all corresponds rather than the surface laminating of curb plate.

Through adopting above-mentioned technical scheme, apron and packing carton's upper surface lid closes the back, can form the gap between apron and the curb plate, thereby shelter from the gap through first guard plate, second guard plate and third guard plate and curb plate laminating, promote waterproof performance.

Preferably, the closure piece still includes two bonding plates, first guard plate with the third guard plate is kept away from one side of second guard plate all is provided with the bonding plate, the inlayer of bonding plate is provided with the magnet piece, lap joint the surface of curb plate inlays and is equipped with two magnetism and inhales the piece, two the magnetism inhales the piece and two the bonding plate corresponds, works as the apron with during the curb plate lock, two the magnetism inhales the piece and two the bonding plate actuation.

Through adopting above-mentioned technical scheme, when apron and curb plate lock, first guard plate and third guard plate keep away from one side of second guard plate all can and curb plate between form the gap, and the leakproofness in gap can be guaranteed with the curb plate actuation of lap joint to the bonding board together, promotes waterproof performance.

Preferably, the upper surfaces of the four supporting internal corners are attached to the lower surface of the closing piece, and the supporting internal corners are bonded with the side plates through waterproof glue.

Through adopting above-mentioned technical scheme, support the reentrant corner and pass through waterproof glue and curb plate bonding, can guarantee waterproof performance, can promote packaging carton's intensity simultaneously, support the upper surface of reentrant corner and the lower surface laminating of closure can guarantee the wholeness of lid back packaging carton, further reinforcing waterproof performance.

Preferably, with the laminating of first guard plate and third guard plate all be provided with the handle on the surface of curb plate.

Through adopting above-mentioned technical scheme, the setting of handle makes things convenient for transport packing carton more.

Preferably, the handle is a cardboard which is adhesively fixed to the side plate.

Through adopting above-mentioned technical scheme, the cardboard of bonding fixed, the unanimous bonding of material is more firm, and dampproofing waterproof performance is unanimous.

Preferably, supporting legs are arranged at four corners of the lower surface of the bottom plate.

Through adopting above-mentioned technical scheme, normally place packing carton on ground or rack through the supporting legs, avoid bottom plate and ground direct contact, guarantee the circulation of air and avoid weing, indirect promotion packing carton's moisture resistance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the integrally formed and folded box body has better integrity, the self waterproof performance is improved, the supporting internal corners can well block the connecting seams, and meanwhile, the integral strength of the packaging paper box can be enhanced;

2. the PE waterproof film coated inside and outside has good heat sealing performance and can prevent water and moisture;

3. the supporting legs directly contact with ground, avoid bottom plate and ground direct contact, indirect promotion packing carton's humidity resistance.

Drawings

FIG. 1 is a schematic structural view of a high-strength waterproof packing carton according to an embodiment of the present application;

fig. 2 is a schematic view of an unfolded structure of the high-strength waterproof packaging carton according to the embodiment of the present application.

Reference numerals: 1. a base plate; 11. supporting legs; 2. a side plate; 21. a magnetic attraction sheet; 22. a connecting plate; 23. a handle; 3. a cover plate; 4. a closure; 41. a first guard plate; 42. a second guard plate; 43. a third protection plate; 44. bonding the board; 5. and supporting the internal corner.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses waterproof packing carton of high strength. Referring to fig. 1 and 2, the high-strength waterproof packaging paper box comprises a bottom plate 1, four side plates 2 and a cover plate 3 which are integrally formed, the bottom plate 1, the four side plates 2 and the cover plate 3 are folded to form a box body, the bottom plate 1, the four side plates 2 and the cover plate 3 are all corrugated paper boards, and the surfaces of the bottom plate 1, the four side plates 2, the cover plate 3 and a sealing element 4 are all coated with a PE waterproof film.

A connecting plate 22 is arranged between the adjacent side plates 2, the connecting plate 22 and the side plates 2 are integrally formed, the connecting plate 22 is perpendicular to the side plates 2 where the connecting plate 22 is arranged, the outer side surfaces of the connecting plate 22 are attached to the inner surfaces of the adjacent side plates 2, the connecting plate 22 and the side plates 2 are fixed through glue adhesion (in other embodiments, the connecting plate 22 and the side plates 2 are fixed through nailing), one connecting plate 22 is arranged on each side plate 2 and connected with the adjacent side plate 2, and the four connecting plates 22 connect the four side plates 2 together; the outer surface of the joint of the adjacent side plates 2 is provided with a supporting internal corner 5, the inner surface of the supporting internal corner 5 is coated with a layer of waterproof glue and then is fixedly bonded on the side plates 2, and the inner surface of the bottom end of the supporting internal corner 5 is fixedly bonded on the lower surface of the bottom plate 1.

Referring to fig. 1 and 2, a sealing element 4 is arranged on a cover plate 3, the sealing element 4 includes a first protection plate 41, a second protection plate 42, a third protection plate 43 and two bonding plates 44, the first protection plate 41, the second protection plate 42 and the third protection plate 43 are sequentially and integrally formed on three side edges of the cover plate 3, which are not connected with a side plate 2, the first protection plate 41, the second protection plate 42 and the third protection plate 43 are vertically connected to the cover plate 3, and when the cover plate 3 is buckled with the side plate 2, the first protection plate 41, the second protection plate 42 and the third protection plate 43 are respectively bonded with the outer surfaces of the corresponding side plates 2; one side that second guard plate 42 was kept away from to first guard plate 41 and third guard plate 43 all is provided with bonding plate 44, bonding plate 44's inlayer is provided with the magnet piece, the surface upper portion both sides of the curb plate 2 of being connected with apron 3 are inlayed and are equipped with two magnetism and inhale piece 21, two magnetism are inhaled piece 21 and are corresponded with two bonding plates 44, when apron 3 and curb plate 2 lock, two magnetism inhale piece 21 and two bonding plates 44 actuation, the upper surface that supports reentrant corner 5 all rather than the first guard plate 41 that corresponds, second guard plate 42, the lower surface laminating of third guard plate 43 and two bonding plates 44.

Referring to fig. 1 and 2, the handles 23 are fixedly bonded to the outer surfaces of the side plates 2 attached to the first protection plate 41 and the third protection plate 43, the handles 23 are located on the upper middle of the side plates 2, the handles 23 are made of corrugated paper, the thickness of the handles 23 is three to four times the thickness of the packaging paper box, supporting legs 11 are arranged at four corners of the lower surface of the bottom plate 1, and the supporting legs 11 are corrugated paper blocks and are fixedly bonded to the lower surface of the bottom plate 1 through glue.

The implementation principle of the waterproof packing carton of this application embodiment of a high strength is: bottom plate 1, four curb plates 2 and apron 3 fold into box back connecting plate 22 can be in the same place four curb plates 2 inseparabler each other links together, packaging carton's whole leakproofness has been ensured, the laminating department of adjacent curb plate 2 can produce the joint line, support reentrant corner 5 can block up the joint line well, closure 4 that sets up on the apron 3 can laminate the surface at curb plate 2 better, just even drench the rain water droplet and also can flow away along with closure 4 and the curb plate 2 of apron 3 when packaging carton normally places, the upper end of avoiding from packaging carton of very big degree soaks the box, make packaging carton's waterproof performance better.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a waterproof packing carton of high strength, includes integrated into one piece's bottom plate (1), four curb plate (2) and apron (3), bottom plate (1), four curb plate (2) and apron (3) enclose into the box through folding, its characterized in that: it is adjacent be provided with connecting plate (22) between curb plate (2), connecting plate (22) integrated into one piece in adjacent two one of curb plate (2) on curb plate (2), connecting plate (22) are used for adjacent two of fixed connection curb plate (2), and are adjacent curb plate (2) laminating department surface is provided with supports reentrant corner (5), be provided with closure (4) on apron (3), closure (4) are used for sealing apron (3) with curb plate (2) lid closes the department.

2. The high-strength waterproof packing carton as claimed in claim 1, wherein: the surfaces of the bottom plate (1), the four side plates (2), the cover plate (3) and the closing piece (4) are coated with PE waterproof films.

3. The high-strength waterproof packing carton as claimed in claim 1, wherein: closure piece (4) include first guard plate (41), second guard plate (42), third guard plate (43), first guard plate (41) second guard plate (42) and third guard plate (43) set gradually apron (3) not with the three sides edge that curb plate (2) are connected, first guard plate (41) second guard plate (42) and third guard plate (43) all correspond rather than the surface laminating of curb plate (2).

4. A high-strength waterproof packing carton as claimed in claim 3, wherein: closure member (4) still include two bonding sheets (44), first guard plate (41) with third guard plate (43) is kept away from one side of second guard plate (42) all is provided with bonding sheet (44), the inlayer of bonding sheet (44) is provided with the magnet piece, apron (3) are connected the surface of curb plate (2) is inlayed and is equipped with two magnetism and inhales piece (21), two magnetism inhales piece (21) and two bonding sheet (44) correspond, works as apron (3) with when curb plate (2) the lock, two magnetism inhales piece (21) and two bonding sheet (44) actuation.

5. A high-strength waterproof packing carton as claimed in claim 3, wherein: four the upper surface of supporting reentrant corner (5) all with the lower surface laminating of closure (4), support reentrant corner (5) with bond through waterproof glue between curb plate (2).

6. The high strength waterproof packing carton according to claim 4, wherein: and handles (23) are arranged on the outer surfaces of the side plates (2) attached to the first protection plate (41) and the third protection plate (43).

7. The high-strength waterproof packing carton as claimed in claim 6, wherein: the handle (23) is a paperboard which is fixedly bonded with the side plate (2).

8. The high-strength waterproof packing carton as claimed in claim 1, wherein: supporting legs (11) are arranged at the four corners of the lower surface of the bottom plate (1).