CN208531041U - A kind of water proof type corrugated case - Google Patents

Abstract

The utility model discloses a kind of water proof type corrugated cases, it is related to printing packaging technical field, including cabinet made of being folded as corrugated board, the cabinet includes four upright side plates, the incline that the side plate angle is formed, the side plate ecto-entad successively includes panel layer, the support plate layer for being located in the middle waterproof film layer and inside, the external reinforcing plate for car of square is fixed on the outside of the incline, two sides of the external reinforcing plate for car are fitted on the side plate of two sides, the external reinforcing plate for car inner surface is provided with waterproof coating, and is connected on cabinet by fixing piece.It solves the problems, such as that carton wears easy leak, is able to ascend the waterproof ability of carton side plate and edges and corners, promotes the integral waterproofing effect of cabinet, keep cabinet more durable, the article in guard box.

Description

A kind of water proof type corrugated case

Technical field

The utility model relates to technical field of packaging and printing, in particular to a kind of water proof type corrugated case.

Background technique

The uncommon benefit of British Edward in 1856 and Edward Alan two brothers human hair be illustrated pressurize on paper it is corrugated Corrugation is used to ventilative and absorbing sweat as the liner of cap.American's Alberta Jones (Albert Jones) in 1871 Single face corrugated board has been invented, for packing glass lamp shade and similar breakables, has obtained first, U.S. patent right.It arrives At the end of the 19th century, the U.S., which begins one's study, makes packed and transported case with corrugated board.Nineteen twenty double-layer corrugated cardboard comes out, and purposes is rapid Expand.During the World War I, corrugated case only accounts for 20% in transportation and packing.But in the World War II phase Between, corrugated case has accounted for 80% in transportation and packing.Corrugated case has become in modern commerce and trade using most extensively Packing container and one of the most important packaged form that uses of countries in the world today.

Corrugated case is made by cross cutting, impression, nail case and stick box in corrugated board.Corrugated case is a kind of most widely used Packing articles, dosage are always first of various packing articles.Since over half a century, corrugated case is with its superior service performance The transportation package holds such as wooden case have been gradually replaced with good processing performance, have become the main force of transportation and packing.It is in addition to protection Commodity are convenient for except storage, transport, also act as beautification commodity, publicize the effect of commodity.Corrugated case belongs to environmentally protective production Product, it is conducive to environmental protection, is conducive to handling transport.

Corrugated case can be supported as a kind of common packing carton mechanical strength with higher by handling process It collides and falls and fall, but corrugated case waterproof performance is poor, meets water and is easy to rot, causes packing case to damage, get wet in packing case Article.Existing waterproof corrugated case, most of structure is complicated, higher cost, and carton edges and corners are easy leak of grinding away, right Article in cabinet and case damages.

Utility model content

The purpose of this utility model is to provide a kind of water proof type corrugated case, it is able to ascend carton side plate and edges and corners Waterproof ability promotes the integral waterproofing effect of cabinet, keeps cabinet more durable, the article in guard box.

The above-mentioned purpose of the utility model has the technical scheme that

A kind of water proof type corrugated case, including cabinet made of being folded as corrugated board, the cabinet include four upright Side plate, the incline that the side plate angle is formed, the side plate ecto-entad successively includes panel layer, is located in the middle waterproof The support plate layer of film layer and inside, the incline outside are fixed with the external reinforcing plate for car of square, the external reinforcing plate for car two Side is fitted on the side plate of two sides, and the external reinforcing plate for car inner surface is provided with waterproof coating, and is connected to case by fixing piece On body.

By using above-mentioned technical proposal, waterproof film layer is set between the ectonexine of cabinet, waterproof film layer is hidden It ensconces between two layers of cardboard, can either keep carton that there is good waterproof ability, and waterproof film layer can be protected not light External reinforcing plate for car is arranged outside cabinet incline in destructible, by external reinforcing plate for car to reinforcing at incline, enables to have at incline Stronger structural strength and support strength, the load-bearing capacity and compression capability of cabinet enhance, and the amount of being deformed reduces at incline, Waterproof supplement is carried out to the waterproof film layer of cabinet by the waterproof coating of external reinforcing plate for car medial surface, cabinet is made to be easier to damage At incline, the especially seam crossing of cardboard has stronger waterproofing protection.

Preferably, the panel layer is single ply board, it is fitted on waterproof film layer, the support plate layer is multi-ply paper Plate, the panel layer and waterproof film layer are pasted and fixed on support plate layer.

By using above-mentioned technical proposal, lamina rara externa is arranged to single layer, and support plate layer is arranged to multilayer, when lamina rara externa is by water It soaking, water is blocked by waterproof film layer, support plate layer will not be soaked, and support plate layer intensity is big, can continue to guarantee to support Cabinet.Article in guard box.

Preferably, the support plate layer ecto-entad successively includes upper cardboard layer, core layer and lower cardboard layer, it is described Core layer includes the hollow paper tube that several are arranged along same length direction, the cross section of the hollow paper tube be it is trapezoidal, it is described Hollow paper tube includes the inclined plate of upper side plate, lower side plate and two sides, and the upper side plate is that short side is pasted and fixed on cardboard layer, institute Stating lower side plate is that long side is pasted and fixed on lower cardboard layer.

By using above-mentioned technical proposal, core layer is made of multiple trapezoidal hollow paper tubes, the upper side plate of hollow paper tube It is connect with upper cardboard layer, lower side plate is connect with lower cardboard layer, the two sides up and down of hollow paper tube and upper cardboard layer and lower cardboard layer Contact surface is larger, can paste corrugated board stronger；Two inclined plates are as intermediate support, using narrow on trapezium structure Lower wide stability on the pressure dissipation for being subject to inclined plate to lower side plate, and then is distributed on lower cardboard layer, makes entire core layer With stronger support strength, it is able to bear bigger extruding force.

Preferably, the hollow paper tube is internally provided with the strengthening core worn along its length, the strengthening core is The cardboard being against on side plate and lower side plate.

By using above-mentioned technical proposal, strengthening core is set in hollow paper tube, strengthening core is against side plate and lower side plate On, it is supported between side plate and lower side plate, increases the support construction intensity of hollow paper tube, hollow paper tube is supported and is added Gu keeping entire corrugated board intensity higher.

Preferably, the strengthening core is the V-board along the setting of hollow paper tube length direction, the two sides of the strengthening core It is connected to the angle of top board ends.

By using above-mentioned technical proposal, strengthening core uses V-shaped plate, hollow paper tube is divided into the chamber of three triangles Body, the stable structure of triangle make the stable structure of hollow paper tube, and intensity improves, and carton made of such corrugated board is more It is solid secured.

Preferably, the lower side plate end of the adjacent hollow paper tube abuts against.

By using above-mentioned technical proposal, the lower side plate end of hollow paper tube is abutted against, and effectively reduces hollow paper tube The deflection of compression makes hollow paper tube structure be able to maintain stabilization, while mutually abutting between hollow paper tube, by a certain hollow paper The power that cylinder is subject to disperses to reduce the pressure that single hollow paper tube is subject to other hollow paper tubes, further enhances core layer Structural strength, reduce the deflection of carton.

Preferably, two inclined plates of the hollow paper tube are symmetrical arranged, the angle between the inclined plate and lower side plate is 45°。

By using above-mentioned technical proposal, when cabinet folds the incline of right angle configuration, break is located at two neighboring hollow Between paper tube, the angle between inclined plate and lower side plate is 45 °, so that the inclined plate of two neighboring hollow paper tube is pushed against and is fitted in one It rises, reduces the structural failure at fold point position, keep the structural strength at incline higher.

Preferably, being additionally provided with inner waterproofing layer between the lower side plate and lower cardboard layer.

It can not when external waterproof film layer is scratched or other reasons damage by using above-mentioned technical proposal Waterproof action is played, supplement waterproof action is played by inner waterproofing layer, when cabinet contains liquid article, inner waterproofing layer can hinder The internal liquid to exosmosis of gear, protects support plate layer not steeped rotten damage, keeps enough support strengths.

Preferably, the external reinforcing plate for car is identical as the inner layer structure of support plate layer.

By using above-mentioned technical proposal, external reinforcing plate for car is made there are enough structural strength support cartons, while by carton Waterproof reinforced is carried out at incline, and waterproof coating is supplemented.

In conclusion the utility model has the following beneficial effects:

1, the utility model is able to ascend the integral waterproofing of cabinet by increasing waterproof film layer inside the cardboard of cabinet Ability, while by waterproof film layer protection in inside, a layer paperboard protects waterproof film layer, and a layer box body supports load-bearing, makes whole A corrugated case is more durable.

2, by the way that external reinforcing plate for car is arranged outside incline, external reinforcing plate for car can enable at incline to reinforcing at incline Enough there are stronger structural strength and support strength, the load-bearing capacity and compression capability of cabinet enhance, the amount of being deformed at incline Reduce；Using waterproof coating to cabinet incline at, especially carton side plate stitching portion carry out waterproofing protection, further improve The waterproof ability of cabinet.

3, cabinet and external reinforcing plate for car are made of high-intensitive corrugated board, and the core layer of corrugated board is by multiple trapezoidal Hollow paper tube composition, the upper side plate of hollow paper tube are connect with upper cardboard layer, and lower side plate is connect with lower cardboard layer, two inclined plate conducts Intermediate support, using the stability that trapezium structure is up-narrow and down-wide, on the pressure dissipation that inclined plate is subject to lower side plate, Jin Erfen It is scattered on lower cardboard layer, makes entire core layer that there is stronger support strength, be able to bear bigger extruding force.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model corrugated case；

Fig. 2 is the attachment structure schematic diagram of the utility model cabinet and external reinforcing plate for car；

Fig. 3 is the structural schematic diagram of the utility model side plate.

In figure, 1, panel layer；100, cabinet；101, side plate；102, incline；2, waterproof film layer；200, external reinforcing plate for car；3, Support plate layer；300, waterproof coating；31, upper cardboard layer；32, core layer；33, lower cardboard layer；34, hollow paper tube；341, top Plate；342, lower side plate；343, inclined plate；35, strengthening core；36, inner waterproofing layer；400, fixing piece.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

The utility model create description in, it is to be understood that term " center ", "upper", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown is merely for convenience of the creation of description the utility model and simplifies description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.

A kind of water proof type corrugated case, as shown in Fig. 1, the carton are the rectangular parallelepiped structures being folded by corrugated board, It include four upright side plates 101, four side plates 101, four upright inclines 102 of adjacent formation two-by-two on cabinet 100.Each The outside of incline 102 is fixed with external reinforcing plate for car 200, and external reinforcing plate for car 200 is L-square, is enclosed in the outside of incline 102, two sides While being fitted on the outer wall of side plate 101, incline 102 is withstood at the interior angle of external reinforcing plate for car 200.In order to which external reinforcing plate for car 200 is carried out It is fixed, external reinforcing plate for car 200 is connected on side plate 101 using fixed structure.

As shown in Fig. 2, fixed structure is used as fixing piece 400 using the joint sealing nail of U-shaped, and fixing piece 400 is from external reinforcing plate for car 200 outside vertical is worn, and sequentially passes through external reinforcing plate for car 200 and side plate 101, and then bending is fitted in the inner sidewall of side plate 101 On, external reinforcing plate for car 200 is fixed.Fixing piece 400 is equipped on two sides of external reinforcing plate for car 200, fixing piece 400 is certainly It is evenly arranged on 200 outer surface of external reinforcing plate for car under above.

The angle inner surface of external reinforcing plate for car 200 smears one layer of waterproof coating 300, and waterproof coating 300 is with external reinforcing plate for car 200 1 It rises and is fitted on incline 102, incline 102 is encased, at incline 102, especially the cardboard lap-joint of cabinet 100 carries out waterproof Processing promotes waterproof ability.

101 ecto-entad of side plate of cabinet 100 successively includes panel layer 1, is located in the middle waterproof film layer 2 and inside Support plate layer 3, panel layer 1 be single ply board, be fitted on waterproof film layer 2, support plate layer 3 be couch board, panel layer 1 It is pasted and fixed on support plate layer 3 together with waterproof film layer 2, and waterproof coating 300 is fitted on panel layer 1.

In conjunction with shown in attached drawing 2 and 3,3 ecto-entad of support plate layer includes upper cardboard layer 31, core layer 32 and lower cardboard layer 33 three parts, upper cardboard layer 31 and lower cardboard layer 33 use the flat paperboard of same thickness, and core layer 32 is fixed by paste adhesive Between two layers of cardboard, the structure of support plate layer 3 and the layer structure of external reinforcing plate for car 200 are identical.

Wherein, core layer 32 is made of multiple parallel hollow paper tubes 34, and hollow paper tube 34 extends along the same direction It is laid on lower cardboard layer 33, specifically, hollow paper tube 34 is isosceles trapezoidal structure, by upper side plate 341, lower side plate 342 and two The symmetrical inclined plate 343 of two of side forms, and the width of upper side plate 341 is less than the width of lower side plate 342.The upper fitting of side plate 341 is solid It is scheduled on cardboard layer 31, the lower fitting of side plate 342 is fixed on lower cardboard layer 33, is arranged between adjacent two upper side plates 341 There is gap, together, the power that a certain hollow paper tube 34 is subject to is dispersed to others for lower 342 end abutment of side plate of adjacent two Hollow paper tube 34 reduces the pressure that single hollow paper tube 34 is subject to, enhances the structural strength of core layer 32.Inclined plate 343 is under Angle between side plate 342 is 45 °, both can guarantee that inclined plate 343 had enough support strengths, the hollow paper tube 34 of adjacent two is not It can mutually limit, it is convenient that cardboard is folded.External reinforcing plate for car 200 is folded into square in the present embodiment, from lower side plate 342 to The direction of upper side plate 341 folds, and the inclined plate 343 of two hollow paper tubes 34, which can push against, at break fits together, without sending out It is raw to be squeezed and deformed, reduce the structural failure at fold point position, keeps the structural strength of external reinforcing plate for car 200 higher；Side plate 101 also folds It at square, is folded from the direction of the downward side plate 342 of upper side plate 341, the inclined plate 343 of two hollow paper tubes 34 is in 180 ° at break Angle forms a plane.

The inside of hollow paper tube 34 is additionally provided with strengthening core 35, to promote the structural strength of hollow paper tube 34, strengthening core 35 Using cardboard identical with hollow 34 material of paper tube, upper and lower ends are connected to respectively to be against on side plate 341 and lower side plate 342. Strengthening core 35 uses a V-board, and V-board is opening up, and lower end tip is connected to the intermediate position of lower side plate 342, two sides Side upper end is against the both ends of side plate 341, the position with 343 angle of inclined plate, will be divided into three triangles in hollow paper tube 34. For corrugated board when being pressurized, two sides of V-board are blocked by inclined plate 343 will not be mobile to two sides, can be supported on lower side plate 342 Between upper side plate 341, enhance the support strength of corrugated board.

The waterproof ability of side plate 101 in order to further increase is additionally provided with interior between core layer 32 and lower cardboard layer 33 Waterproof layer 36, since the lower side plate 342 mutually abutted forms complete one layer, by the setting of inner waterproofing layer 36 lower side plate 342 with Between lower cardboard layer 33, when external waterproof film layer 2 is scratched or other reasons damage, waterproof action can not be played, Supplement waterproof action is played by inner waterproofing layer 36.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of water proof type corrugated case, including cabinet (100) made of being folded as corrugated board, the cabinet (100) include Four upright side plates (101), the incline (102) that side plate (101) angle is formed, it is characterised in that: the side plate (101) ecto-entad successively includes panel layer (1), is located in the middle waterproof film layer (2) and internal support plate layer (3), The external reinforcing plate for car (200) of square is fixed on the outside of the incline (102), (200) two sides of the external reinforcing plate for car are fitted in On the side plate (101) of two sides, external reinforcing plate for car (200) inner surface is provided with waterproof coating (300), and passes through fixing piece (400) it is connected on cabinet (100).

2. a kind of water proof type corrugated case according to claim 1, it is characterised in that: the panel layer (1) is single-part stationery Plate is fitted on waterproof film layer (2), and the support plate layer (3) is couch board, the panel layer (1) and waterproof film layer (2) it is pasted and fixed on support plate layer (3).

3. a kind of water proof type corrugated case according to claim 1, it is characterised in that: the support plate layer (3) is by extroversion It include successively inside upper cardboard layer (31), core layer (32) and lower cardboard layer (33), the core layer (32) includes several edges The hollow paper tube (34) of same length direction setting, the cross section of the hollow paper tube (34) are trapezoidal, the hollow paper tube It (34) include the inclined plate (343) of upper side plate (341), lower side plate (342) and two sides, the upper side plate (341) is that short side is pasted admittedly It is scheduled on cardboard layer (31), the lower side plate (342) is that long side is pasted and fixed on lower cardboard layer (33).

4. a kind of water proof type corrugated case according to claim 3, it is characterised in that: set inside the hollow paper tube (34) It is equipped with the strengthening core (35) worn along its length, the strengthening core (35) is to be against side plate (341) and lower side plate (342) On cardboard.

5. a kind of water proof type corrugated case according to claim 4, it is characterised in that: the strengthening core (35) is along hollow The V-board of paper tube (34) length direction setting, the two sides of the strengthening core (35) are connected to the angle at side plate (341) both ends Place.

6. a kind of water proof type corrugated case according to claim 3, it is characterised in that: the adjacent hollow paper tube (34) Lower side plate (342) end abut against.

7. a kind of water proof type corrugated case according to claim 3, it is characterised in that: two of the hollow paper tube (34) Inclined plate (343) is symmetrical arranged, and the angle between the inclined plate (343) and lower side plate (342) is 45 °.

8. a kind of water proof type corrugated case according to claim 3, it is characterised in that: the lower side plate (342) and lower paper Inner waterproofing layer (36) are additionally provided between plate layer (33).

9. a kind of water proof type corrugated case according to claim 1, it is characterised in that: the external reinforcing plate for car (200) and branch The inner layer structure of fagging layer (3) is identical.