CN220743652U

CN220743652U - Reinforced composite bottom full paper barrel

Info

Publication number: CN220743652U
Application number: CN202322489333.2U
Authority: CN
Inventors: 罗李军; 曲泉明
Original assignee: Hubei Navigation Packaging Co ltd
Current assignee: Hubei Navigation Packaging Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-09
Anticipated expiration: 2033-09-13

Abstract

The utility model relates to a paper bucket technical field especially relates to a full paper bucket of compound end of reinforcement formula, including barrel bottom plate, barrel body and reinforcement cardboard, the bottom of barrel body is provided with the support turn-ups to inboard, and the barrel bottom plate is shelved and is adhered on the support turn-ups, and the reinforcement cardboard covers and is adhered in the lower surface that supports the turn-ups and the lower surface of barrel bottom plate, and the thickness of reinforcement cardboard is between 1-3 millimeters. The utility model provides a full container of combined bottom of reinforcement formula, it is thicker than traditional bottom surface child paper to consolidate the cardboard, and the wearability is better, is difficult for damaging because of frequent friction, and then the junction between barrel floor and the barrel body is difficult for exposing, has promoted the structural strength of container by a wide margin, and life obviously obtains the extension.

Description

Reinforced composite bottom full paper barrel

Technical Field

The application relates to the technical field of paper barrels, in particular to a reinforced composite bottom full paper barrel.

Background

At present, some raw materials such as chemical raw materials, medical raw materials and the like are packaged by plastic bags and then are placed in a paper barrel for being contained so as to be convenient for transportation.

For example, chinese patent application number 201320812538.3 discloses a composite bottom board paper barrel, comprising a barrel cover, a barrel body and a barrel bottom; the upper end of the barrel body is provided with an inward rolling edge, and the lower end of the barrel body is provided with a convex edge which protrudes inwards and is used for bearing the bottom of the barrel; the barrel bottom comprises a flat bottom plate clamped on the convex edge of the lower end of the barrel body and a bowl-shaped plate positioned on the flat bottom plate; the lower bottom surface of the bowl-shaped plate is adhered to the upper plane of the flat bottom plate, and the outer wall of the vertical surface of the bowl-shaped plate is adhered to the inner wall of the barrel body; the bottom of the barrel body and the bottom of the barrel bottom are provided with bottom sub-papers which are adhered to the convex edges of the barrel body and the lower surface of the flat bottom plate.

With respect to the related art in the above, the inventors consider that there are the following drawbacks:

because the paper barrel is kept stand or when carrying, the bottom of paper barrel needs to often contact with supporting surfaces such as ground, desktop, and when moving the position in addition, the bottom surface sub-paper of paper barrel bottom can more or less rub with the supporting surface between, so after using a period, the bottom surface sub-paper is very easy to damage because of frequent friction, and then the junction between staving and the flat bottom plate is very easy to expose, leads to the paper barrel structure unstable, and life slides down by a wide margin, so needs to improve.

Disclosure of Invention

The application provides a full paper bucket of reinforced composite bottom to improve following technical problem:

because the paper barrel is kept stand or when carrying, the bottom of paper barrel need often with supporting surface contact such as ground, desktop, when moving the position in addition, the bottom surface child paper of paper barrel bottom can more or less rub with the supporting surface between, so after using a period, bottom surface child paper is very easy to damage because of frequent friction, and then the junction between staving and the flat bottom plate is very easy to expose, leads to the paper barrel structure unstable, and life slides down by a wide margin.

The application provides a full paper bucket of reinforced composite bottom adopts following technical scheme:

the utility model provides a full paper bucket of reinforced composite bottom, includes barrel bottom board, barrel body and reinforcement cardboard, the bottom of barrel body is provided with the support turn-ups to inboard, barrel bottom board shelve and bond in on the support turn-ups, the reinforcement cardboard cover and bond in support turn-ups's lower surface and barrel bottom board's lower surface, the thickness of reinforcement cardboard is between 1-3 millimeters.

In an achievable technical scheme of this application, consolidate the cardboard and include center plate, annular linking portion and annular board, the center plate annular linking portion with the annular board is made by a corrugated container board punching press, annular linking portion locates the periphery of center plate along with between the inner periphery of annular board, annular linking portion is used for covering support turn-ups with the joint seam between the barrel head board, annular board with support the shape of turn-ups unanimous and bond fixedly, the center plate with the shape of barrel head board is unanimous and bond fixedly.

In one technical scheme of the application, the bottom of annular plate is provided with protruding antiskid structure, protruding antiskid structure forms through downward stamping processing.

In one technical scheme of the application, the protruding anti-slip structure is an annular raised strip with different diameters, and the annular raised strip and the annular plate are arranged concentrically.

In an achievable technical scheme of the application, the protruding anti-slip structure is a plurality of convex hulls which are arranged at intervals, and a plurality of convex hulls are arranged at intervals in a plum blossom shape.

In one technical scheme of the present application, the upper surface of the annular engaging portion is bonded with a plastic film, the plastic film is further bonded to the outer peripheral edge of the upper surface of the center plate, and the plastic film is further bonded to the inner peripheral edge of the upper surface of the annular plate.

In one possible embodiment of the present application, the bonding width between the plastic film and the peripheral edge of the upper surface of the central plate is between 0.5 cm and 2 cm, and the bonding width between the plastic film and the peripheral edge of the upper surface of the annular plate is between 0.5 cm and 2 cm.

In one technical scheme of the present application, the tub bottom includes a bowl-shaped plate and a flat bottom plate, the flat bottom plate is adhered to the bottom of the bowl-shaped plate, and the peripheral side of the bowl-shaped plate is adhered to the inner surface of the tub body.

In one technical scheme that this application can be realized, the top of bucket body inwards turns over and is formed with the turn-up, the lock has the bung still can be dismantled at the top of bucket body.

In one technical scheme that this application can be realized, the bung includes annular lid, roof and strengthens the cardboard, the top of annular lid is provided with to inboard and connects the turn-ups, the roof bond in connect the lower surface of turn-ups, strengthen the cardboard cover and bond in connect the turn-ups upper surface with the upper surface of roof, strengthen the thickness of cardboard between 1-3 millimeters.

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

the reinforced paperboard is thicker than the traditional bottom paper, has better wear resistance, is not easy to damage due to frequent friction, and further is not easy to expose the joint between the barrel bottom plate and the barrel body, thereby greatly improving the structural strength of the paper barrel and obviously prolonging the service life.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a reinforced composite bottom full paper bucket according to an embodiment of the present application.

Fig. 2 is a schematic view of a partial structure of the reinforced paperboard in the embodiment of the application.

Reference numerals illustrate:

1. a tub bottom; 11. a bowl-shaped plate; 12. a flat bottom plate;

2. a tub body; 21. supporting and flanging; 22. hemming;

3. reinforcing the paperboard; 31. a center plate; 32. an annular engagement portion; 33. an annular plate; 331. a raised anti-slip structure; 34. a plastic film;

4. a barrel cover; 41. an annular cover; 411. connecting and flanging; 42. a top plate; 43. the cardboard is reinforced.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

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

The embodiment of the application discloses a reinforced composite bottom full paper barrel. Referring to fig. 1 and 2, the reinforced composite bottom full paper bucket comprises a bucket bottom plate 1, a bucket body 2 and a reinforced paperboard 3, wherein a supporting flanging 21 is arranged on the inner side of the bottom of the bucket body 2, the bucket bottom plate 1 is placed on and adhered to the supporting flanging 21, the reinforced paperboard 3 covers and is adhered to the lower surface of the supporting flanging 21 and the lower surface of the bucket bottom plate 1, and the thickness of the reinforced paperboard 3 is 1-3 mm.

The thickness of the reinforcing paperboard 3 is preferably 2 mm, and in other embodiments, can be 1.5 mm or 2.5 mm, and the thickness of the reinforcing paperboard 3 can be adaptively increased or decreased according to the weight of articles to be loaded in the paper bucket.

The beneficial technical effects of the reinforced composite bottom full paper barrel of the embodiment of the application are approximately as follows:

the reinforcing paperboard 3 is thicker than the traditional bottom paper, has better wear resistance, is not easy to damage due to frequent friction, and further the joint between the barrel bottom plate 1 and the barrel body 2 is not easy to expose, so that the structural strength of the paper barrel is greatly improved, and the service life is obviously prolonged.

In this embodiment, the reinforcing cardboard 3 includes a central plate 31, an annular engaging portion 32 and an annular plate 33, the central plate 31, the annular engaging portion 32 and the annular plate 33 are made by punching a corrugated cardboard, the annular engaging portion 32 is provided between an outer peripheral edge of the central plate 31 and an inner peripheral edge of the annular plate 33, the annular engaging portion 32 is used for covering an engaging seam between the support flange 21 and the tub bottom 1, the annular plate 33 and the support flange 21 are in a uniform shape and are adhered and fixed, and the central plate 31 and the tub bottom 1 are in a uniform shape and are adhered and fixed.

In this embodiment, in order to prevent the paper tub from easily sliding on the supporting surface, the bottom of the annular plate 33 is provided with the raised anti-slip structure 331, and the raised anti-slip structure 331 is formed by downward punching, specifically, the raised anti-slip structure 331 is a plurality of annular convex strips with different diameters, and the annular convex strips and the annular plate 33 are concentrically arranged. In other embodiments, the protruding anti-slip structure 331 may be a plurality of convex hulls arranged at intervals, and the convex hulls are arranged at intervals in a quincuncial shape.

In order to improve the structural strength of the annular engaging portion 32 and prevent the annular engaging portion 32 from being broken and damaged easily due to excessive press deformation, the upper surface of the annular engaging portion 32 is bonded with a plastic film 34, the plastic film 34 is bonded to the outer peripheral edge of the upper surface of the center plate 31, and the plastic film 34 is bonded to the inner peripheral edge of the upper surface of the annular plate 33.

Specifically, the bonding width of the plastic film 34 and the outer peripheral edge of the upper surface of the center plate 31 is between 0.5 and 2 cm, and the bonding width of the plastic film 34 and the inner peripheral edge of the upper surface of the annular plate 33 is between 0.5 and 2 cm.

The reinforced paperboard 3 has the advantages of simple structure, easy processing, high structural firmness, high wear resistance, difficult damage due to friction, better reinforcing effect on the paper barrel and longer service life, and can further improve the thickness of the barrel bottom.

In this embodiment, the tub bottom 1 includes a bowl plate 11 and a flat bottom plate 12, the flat bottom plate 12 is adhered to the bottom of the bowl plate 11, and the peripheral side of the bowl plate 11 is adhered to the inner surface of the tub body 2. The barrel bottom plate 1 of the design is convenient to manufacture and install, has a good reinforcing and supporting effect on the paper barrel, and enables the paper barrel to be more durable.

In this embodiment, the top of the tub body 2 is turned inwards and formed with a curl 22, the top of the tub body 2 is detachably fastened with a tub cover 4, specifically, the tub cover 4 includes an annular cover 41, a top plate 42 and a reinforcing paper plate 43, the top of the annular cover 41 is provided with a connecting flange 411 inwards, the top plate 42 is adhered to the lower surface of the connecting flange 411, the reinforcing paper plate 43 covers and adheres to the upper surface of the connecting flange 411 and the upper surface of the top plate 42, and the thickness of the reinforcing paper plate 43 may be between 1 and 3 mm, wherein the thickness of the reinforcing paper plate 43 is preferably 2 mm, and in other embodiments, may be 1.5 mm or 2.5 mm.

The barrel cover 4 with the design has higher structural strength, is not easy to bend and deform and has longer service life.

The foregoing description of the preferred embodiments of the present utility model is not intended to limit the utility model to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The utility model provides a full paper bucket of compound end of reinforcement formula, its characterized in that includes barrel bottom board (1), barrel body (2) and consolidates cardboard (3), the bottom of barrel body (2) is provided with to inboard and supports turn-ups (21), barrel bottom board (1) shelve and bond in on supporting turn-ups (21), consolidate cardboard (3) cover and bond in support turn-ups (21) lower surface with barrel bottom board (1) lower surface, consolidate cardboard (3) thickness between 1-3 millimeter.

2. The reinforced composite bottom full paper bucket according to claim 1, characterized in that the reinforced paper bucket (3) comprises a central plate (31), an annular connecting portion (32) and an annular plate (33), wherein the central plate (31), the annular connecting portion (32) and the annular plate (33) are manufactured by stamping a corrugated paper board, the annular connecting portion (32) is arranged between the outer peripheral edge of the central plate (31) and the inner peripheral edge of the annular plate (33), the annular connecting portion (32) is used for covering a connecting seam between the supporting flange (21) and the bucket bottom plate (1), the annular plate (33) and the supporting flange (21) are consistent in shape and are adhered and fixed, and the central plate (31) and the bucket bottom plate (1) are consistent in shape and are adhered and fixed.

3. The reinforced composite bottom full paper bucket according to claim 2, characterized in that the bottom of the annular plate (33) is provided with a raised anti-slip structure (331), the raised anti-slip structure (331) being formed by a downward stamping process.

4. A reinforced composite bottom full-paper bucket according to claim 3, characterized in that the raised non-slip structure (331) is a plurality of annular ribs of different diameters, said annular ribs being concentrically arranged with the annular plate (33).

5. A reinforced composite bottom full paper bucket according to claim 3, characterized in that the raised anti-slip structure (331) is a plurality of convex hulls arranged at intervals, and a plurality of convex hulls are arranged at intervals in a quincuncial shape.

6. The reinforced composite bottom full-paper bucket according to claim 2, characterized in that a plastic film (34) is adhered to the upper surface of the annular joint portion (32), the plastic film (34) is adhered to the outer peripheral edge of the upper surface of the central plate (31), and the plastic film (34) is adhered to the inner peripheral edge of the upper surface of the annular plate (33).

7. The reinforced composite bottom full-paper bucket according to claim 6, characterized in that the bonding width of the plastic film (34) and the upper surface peripheral edge of the center plate (31) is between 0.5 and 2 cm, and the bonding width of the plastic film (34) and the upper surface inner peripheral edge of the annular plate (33) is between 0.5 and 2 cm.

8. The reinforced composite bottom full paper bucket according to claim 1, characterized in that the bucket bottom plate (1) comprises a bowl-shaped plate (11) and a flat bottom plate (12), the flat bottom plate (12) is adhered to the bottom of the bowl-shaped plate (11), and the periphery of the bowl-shaped plate (11) is adhered to the inner surface of the bucket body (2).

9. The reinforced composite bottom full paper bucket according to claim 1, characterized in that the top of the bucket body (2) is turned inwards and formed with a curled edge (22), and the top of the bucket body (2) is also detachably buckled with a bucket cover (4).

10. The reinforced composite bottom full paper bucket according to claim 9, characterized in that the bucket cover (4) comprises an annular cover body (41), a top plate (42) and a reinforced paperboard (43), a connecting flanging (411) is arranged on the top of the annular cover body (41) inwards, the top plate (42) is adhered to the lower surface of the connecting flanging (411), the reinforced paperboard (43) covers and is adhered to the upper surface of the connecting flanging (411) and the upper surface of the top plate (42), and the thickness of the reinforced paperboard (43) is 1-3 mm.