CN214217001U

CN214217001U - Full paper barrel

Info

Publication number: CN214217001U
Application number: CN202120076615.8U
Authority: CN
Inventors: 罗瑞; 王力
Original assignee: Chongqing Foster Packaging Container Manufacturing Co ltd
Current assignee: Chongqing Foster Packaging Container Manufacturing Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-09-17
Anticipated expiration: 2031-01-12

Abstract

The full-paper barrel comprises a barrel body and a bottom plate, wherein the barrel body is of a cylindrical structure with an upper end and a lower end both open, an inward-protruding locating ring is arranged at an opening at the lower end of the barrel body, the diameter of the bottom plate is larger than the inner diameter of the barrel body, the circumference of the bottom plate is bent upwards to form a folding edge, the bottom plate is arranged in the barrel body and supported on the locating ring, and the bottom plate is bonded and connected with the inner wall of the barrel body and the locating ring through the folding edge to form the barrel. The utility model discloses simple structure, processing cost are low, can effectively avoid the bottom plate wearing and tearing or wet, avoid the bottom plate to drop.

Description

Full paper barrel

Technical Field

The utility model relates to the field of packaging, in particular to full paper bucket.

Background

The kraft paperboard barrel is widely applied to containing chemical raw materials, medical raw materials, food and other articles.

At present, a bottom plate of a paper barrel commonly used in the market is directly fixed at the bottom of a barrel body through bonding, and the bottom plate is flush with the bottom of the barrel body. The paper barrel is placed on the ground or a cabin, a bottom plate is easy to wear or damp, the barrel bottom is damaged or even falls off, if the ground or the cabin is uneven, the bottom plate of the paper barrel directly interferes with the bulge, the paper barrel is not placed stably, and the using requirements of customers cannot be effectively met.

Therefore, how to design a paper barrel capable of ensuring the structural strength of the barrel body and the bottom plate and avoiding the bottom plate from falling off is a problem to be solved urgently by technical personnel in the field.

Disclosure of Invention

The utility model aims at the not enough of prior art, provide a full fiber container, its simple structure, processing cost are low, can effectively avoid the bottom plate wearing and tearing or wet, avoid the bottom plate to drop.

The technical scheme of the utility model is that: the full-paper barrel comprises a barrel body and a bottom plate, wherein the barrel body is of a cylindrical structure with an upper end and a lower end both open, an inward-protruding locating ring is arranged at an opening at the lower end of the barrel body, the diameter of the bottom plate is larger than the inner diameter of the barrel body, the circumference of the bottom plate is bent upwards to form a folding edge, the bottom plate is arranged in the barrel body and supported on the locating ring, and the bottom plate is bonded and connected with the inner wall of the barrel body and the locating ring through the folding edge to form the barrel.

Furthermore, the barrel body and the bottom plate are made of kraft paperboard.

Preferably, a reinforcing ring is fixedly bonded to the upper end circumference of the barrel body.

Preferably, the top surface and the bottom surface of the bottom plate are coated with plastic films.

Further, the positioning ring is formed by bending the circumference of the lower end of the barrel body inwards to form a plurality of coils.

Furthermore, the folded edge of the bottom plate is provided with a plurality of open grooves or notches extending along the radial direction, and the open grooves or notches are uniformly distributed along the circumference of the bottom plate.

Preferably, a reinforcing plate is bonded to the middle of the bottom surface of the bottom plate.

Adopt above-mentioned technical scheme to have following beneficial effect:

1. the full-paper barrel comprises a barrel body and a bottom plate, wherein the barrel body is of a cylindrical structure with an upper end and a lower end which are both open, the barrel body is used for containing packaged articles, and the bottom plate is used for supporting the packaged articles. The opening of ladle body lower extreme is equipped with inside bellied position circle, and this position circle can effectively strengthen the open structural strength of ladle body lower extreme, reduces the deflection of ladle body lower extreme, and then guarantees the life of ladle body. The diameter of the bottom plate is larger than the inner diameter of the barrel body, and the circumference of the bottom plate is folded upwards, namely, the bottom plate forms a disc-shaped structure with an upward opening. The bottom plate sets up the interior vacancy at the ladle body, and the supporting is on the position circle, and the bottom plate passes through the hem and links to each other with the inner wall of ladle body, the bonding of position circle, constitute the bucket, the bottom plate supporting is on the position circle, be located ladle body lower extreme open-ended top, avoid the bottom plate direct with ground or cabin contact, reduce the risk that the bottom plate weared and teared, the hem of bottom plate and the inner wall of ladle body, the position circle bonding is fixed, form the tensioning to the bottom plate, effectively improve the resistance to deformation ability of bottom plate, in addition, the bottom plate passes through the supporting at the position circle, set up in the ladle body with the mode that ladle body and position circle bond, still can effectively avoid the bottom plate to follow the uncovered of lower extreme of ladle body and fall out, satisfy customer's user demand.

2. The upper end circumference bonding of ladle body is fixed with the reinforcing ring for strengthen the open structural strength in ladle body upper end, reduce the deflection of ladle body upper end, and then guarantee the life of ladle body.

3. The top surface of bottom plate, bottom surface all coat the plastic film, and the plastic film has dampproofing, water proof effect, can further improve the dampproofing ability of bottom plate, satisfies the demand of shipping.

4. The position circle passes through the lower extreme circumference incurving of ladle body and forms for many rolls, and position circle processing is convenient, swift, and the position circle forms the bottom sprag of ladle body, can also reduce the wearing and tearing of ladle body, and in addition, the position circle passes through the lower extreme circumference intussuseption of ladle body and forms, and preparation for integrated into one piece can also stop the risk that position circle and ladle body drop, guarantees the supporting effect to the bottom plate, avoids the bottom plate to drop.

5. The hem of bottom plate is equipped with a plurality of open slots or incisions along radial extension, and open slot or incision along the circumference evenly distributed of bottom plate set up evenly distributed's open slot or incision on the hem of bottom plate, make the circumference of bottom plate have the space of stepping down along circumference when the kickup, guarantee the area of contact of hem and ladle body inner wall and position circle, and then guarantee the bonding effect, and then guarantee the stability of being connected between bottom plate and the ladle body.

The following further description is made with reference to the accompanying drawings and detailed description.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a schematic structural diagram of the bottom plate of the present invention.

In the attached drawing, 1 is a barrel body, 2 is a bottom plate, 3 is a positioning ring, 4 is a folding edge, 5 is a reinforcing ring, and 6 is a reinforcing plate.

Detailed Description

Referring to fig. 1 and 2, a specific embodiment of a full paper bucket is shown. The full-paper bucket comprises a bucket body 1 and a bottom plate 2, wherein the bucket body and the bottom plate are both made of kraft liner paper, and generally, the top surface and the bottom surface of the bottom plate are both coated with plastic films for improving the moisture resistance of the bottom plate. The ladle body 1 is the equal open tubular structure of upper end, lower extreme, and is concrete, in order to improve ladle body upper portion's structural strength, reduces the deflection, bonds at the upper end circumference of ladle body 1 and is fixed with the beaded finish 5, and the beaded finish also adopts the cow hide card paper to make usually, of course, also can adopt the beaded finish of other materials preparation, the beaded finish that galvanized sheet iron made for example, or through plastics integrated into one piece's beaded finish. An opening at the lower end of the barrel body 1 is provided with a positioning ring 3 protruding inwards, in the embodiment, the positioning ring 3 is formed by bending the circumference of the lower end of the barrel body 1 inwards to form a plurality of coils, that is, the positioning ring and the barrel body are integrally formed, and in the general process of bending the circumference of the lower end of the barrel body inwards, a forming liquid needs to be added to fix the lower end bent to form a plurality of coils as soon as possible. The diameter of bottom plate 2 is greater than the internal diameter of ladle body 1, the circumference of bottom plate 2 upwards buckles, form hem 4, make the bottom plate form into opening disk structure up, it is concrete, buckle smoothly in order to guarantee the circumference of bottom plate, and guarantee that the hem that forms does not overlap, be equipped with a plurality of open slots or incisions along radial extension at the circumference of bottom plate, these open slots or incisions are along the circumference evenly distributed of bottom plate, evenly separate the circumference of bottom plate for the polylith, when the circumference of bottom plate upwards buckles, open slot or breach form along the space of stepping down of circumference, in order to strengthen the structural strength of bottom plate, reinforcing plate 6 can also bond at the middle part of bottom plate, reinforcing plate 6 can adopt the cow hide card paper to make, of course, also can adopt other materials, make such as plastic slab, plank etc.. The bottom plate 2 is arranged in the hollow space of the barrel body 1 and supported on the positioning ring 3, and the bottom plate 2 is connected with the inner wall of the barrel body 1 and the positioning ring 3 in a bonding way through the folded edge 4 to form the barrel.

Usually, can also increase a bung for install in the upper end of ladle body, open the formation of covering to the upper end of ladle body, the bung adopts conventional connected mode and ladle body formation detachable connection. The barrel cover can also adopt a plastic cover or a cover body structure made of kraft liner board.

The utility model discloses the full-paper bucket who obtains, through set up the position circle in the ladle body bottom, strengthen the structural strength of ladle body, and form the supporting part of ladle body, the bottom plate supporting circles at the position, and through bonding, links to each other with inner wall, the position circle of ladle body is fixed, guarantees the joint strength of bottom plate and ladle body, and makes bottom plate and ground break away from the contact, avoids bottom plate wearing and tearing or wets, effectively guarantees the life of bucket.

Claims

1. A full-paper bucket is characterized in that: comprises a barrel body (1) and a bottom plate (2),

the barrel body (1) is of a cylindrical structure with an opening at the upper end and the lower end, the opening at the lower end of the barrel body (1) is provided with a positioning ring (3) which protrudes inwards,

the diameter of the bottom plate (2) is larger than the inner diameter of the barrel body (1), the circumference of the bottom plate (2) is bent upwards to form a folded edge (4),

the bottom plate (2) is arranged in the hollow space of the barrel body (1) and supported on the positioning ring (3), and the bottom plate (2) is connected with the inner wall of the barrel body (1) and the positioning ring (3) in an adhering mode through the folded edge (4) to form the barrel.

2. A full paper bucket according to claim 1 wherein: the barrel body (1) and the bottom plate (2) are both made of kraft paperboard.

3. A full paper bucket according to claim 1 wherein: and a reinforcing ring (5) is fixedly bonded on the upper end circumference of the barrel body (1).

4. A full paper bucket according to claim 1 wherein: the top surface and the bottom surface of the bottom plate (2) are coated with plastic films.

5. A full paper bucket according to claim 1 wherein: the positioning ring (3) is formed by bending a plurality of coils inwards through the circumference of the lower end of the barrel body (1).

6. A full paper bucket according to claim 1 wherein: the hem (4) of bottom plate (2) is equipped with a plurality of open slots or incisions that extend along radial direction, and open slot or incision are along the circumference evenly distributed of bottom plate (2).

7. A full paper bucket according to claim 1 wherein: and a reinforcing plate (6) is bonded in the middle of the bottom surface of the bottom plate (2).