CN112918837A

CN112918837A - Destructive opening drum

Info

Publication number: CN112918837A
Application number: CN201911243436.2A
Authority: CN
Inventors: 阮如意; 刘斌
Original assignee: Nippon Paint China Co Ltd
Current assignee: Nippon Paint China Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2021-06-08

Abstract

The present invention relates to a drum which is destructively opened. The barrel comprises a barrel body and a barrel cover, wherein the barrel body comprises a barrel bottom and a barrel body; an inner barrel ring and an outer barrel ring are arranged at the barrel opening of the barrel body, an inner barrel ring is arranged on the inner barrel ring, an outer barrel ring is arranged on the outer barrel ring, a concave cavity is formed between the inner barrel ring and the outer barrel ring, and a first easy-tearing pull strip is arranged on the outer barrel ring; the barrel cover covers the ring opening of the inner barrel ring, and is provided with a second easy-tearing strip which is positioned in a concave cavity formed between the inner barrel ring and the outer barrel ring; tear first easily tear the strip and can tear outer barrel circle and expose the second tear strip, tear and open the bung after the second easily tears the strip. The destructively opened drums of the present invention cannot be recycled for secondary use after opening for filling with inferior paint for re-sale.

Description

Destructive opening drum

Technical Field

The invention relates to the technical field of chemical drums, in particular to a destructively opened drum.

Background

With the start of urban construction in China, the demand of building coatings is getting bigger and bigger, small barrels filled with coatings at present are designed into circular barrels which are simply opened, some high-end coatings are sold to consumers again after being filled with inferior coatings after lawless persons recover brand coatings real barrels secondarily due to high quality and relatively high price such as zero formaldehyde, low VOC and the like, so that consumers can easily buy inferior products at high price, the health of the families of the consumers is affected, and the brand value of coating production enterprises is damaged.

Therefore, there is a need in the art to develop a destructively openable plastic-iron keg to overcome the above problems.

Disclosure of Invention

The invention aims to provide a destructively openable iron-plastic drum which cannot be recycled for secondary use after being opened for filling with inferior paint and then is sold again.

The first aspect of the invention provides a destructively opened barrel, which comprises a barrel body and a barrel cover 1, wherein the barrel body comprises a barrel bottom 2 and a barrel body 3;

an inner barrel ring 20 and an outer barrel ring 21 are arranged at the barrel opening of the barrel body, an inner barrel ring 4 is arranged on the inner barrel ring, an outer barrel ring 5 is arranged on the outer barrel ring, a concave cavity 6 is formed between the inner barrel ring and the outer barrel ring, and a first easy-to-tear strip 7 is arranged on the outer barrel ring;

the barrel cover covers the ring opening of the inner barrel ring, a second easy-tearing strip 8 is arranged on the barrel cover and is positioned in a concave cavity 6 formed between the inner barrel ring and the outer barrel ring;

tearing the first easy-to-tear strip can tear the outer barrel ring and expose the second tear strip, tearing the second easy-to-tear strip and then opening the barrel cover.

In another preferred embodiment, the outer barrel ring is provided with a first easy-tearing strip capable of tearing the outer barrel ring.

In another preferred embodiment, the inner tub ring and the outer tub ring are formed by a stamping process.

In another preferred example, the inner barrel ring and the outer barrel ring are connected with the barrel opening of the barrel body through a seaming process.

In another preferred example, the inner surface of the inner chime is parallel to the inner surface of the bowl.

In another preferred example, the barrel bottom, the barrel body and the barrel cover form a barrel cavity.

In another preferred embodiment, the first easy-tear strip penetrates through the outer barrel ring and is connected with the outer barrel ring.

In another preferred embodiment, the outer barrel ring is provided with a first hole 9, and the first easy-tear strip is located in the first hole and connected with the outer barrel ring.

In another preferred embodiment, the first easy-tear strip is disposed around the outer chime.

In another preferred embodiment, the second easy-tear strip passes through the barrel cover and is connected with the barrel cover.

In another preferred embodiment, the barrel cover is provided with a second hole 10, and the second easy-tear strip is located in the second hole and connected with the barrel cover.

In another preferred embodiment, said second peel strip surrounds said lid.

In another preferred embodiment, the second peel strip surrounds the lid edge of the lid.

In another preferred embodiment, the second tear strip is looped around the lid edge of the lid.

In another preferred embodiment, the first easy-tear strip and the outer barrel ring are made of the same material.

In another preferred embodiment, the second easy-tear strip and the barrel cover are made of the same material.

In another preferred embodiment, the inner barrel ring is made of easy-tearing material.

In another preferred example, the outer barrel ring is made of an easily-torn material.

In another preferred embodiment, the first easy-tear strip is made of easy-tear material.

In another preferred embodiment, the second easy-tear strip is made of easy-tear material.

In another preferred embodiment, a groove 22 is formed between the inner tub ring and the outer tub ring.

In another preferred example, the height of the outer barrel ring is lower than the height of the inner barrel ring based on the horizontal plane.

In another preferred example, the height of the outer barrel ring is lower than that of the inner barrel ring based on the horizontal plane.

In another preferred embodiment, the barrel cover is internally buckled with the ring opening of the inner barrel ring.

In another preferred embodiment, the second easy-tear strip is close to the lid edge of the lid.

In another preferred embodiment, the second easy-tear strip is located at the lid edge of the lid.

In another preferred embodiment, the cover edge of the cover is contacted with the inner barrel ring.

In another preferred embodiment, the cover edge of the barrel cover is tightly contacted with the inner barrel ring.

In another preferred embodiment, the lid edge of the lid contacts the outer tub rim.

In another preferred embodiment, the cover edge of the barrel cover is not in close contact with the inner barrel ring.

In another preferred embodiment, except for the joint between the cover edge of the barrel cover and the inner barrel ring and the joint between the barrel cover and the ring opening of the inner barrel ring, other parts of the barrel cover are in detachable contact (preferably detachable non-close contact) with the inner barrel ring.

In another preferred embodiment, the lid edge of the lid can be torn by tearing the second easy-tear strip.

In another preferred embodiment, the second easy-tear strip is in contact with the inner barrel ring.

In another preferred embodiment, the second easy-tear strip is closely contacted with the inner barrel ring.

In another preferred embodiment, the second easy-tear strip is in close contact with the outer tub ring.

In another preferred embodiment, the second easy-tear strip is not in close contact with the outer barrel ring.

In another preferred embodiment, the inner barrel ring is connected with the inner barrel ring.

In another preferred embodiment, the inner barrel ring is fixedly connected with the inner barrel ring.

In another preferred embodiment, the outer tub ring is connected with the outer tub ring.

In another preferred embodiment, the outer barrel ring is fixedly connected with the outer barrel ring.

In another preferred embodiment, the barrel cover is connected with the barrel ring opening of the inner barrel ring.

In another preferred embodiment, the barrel cover is connected with the barrel ring opening of the inner barrel ring in a sealing manner.

In another preferred embodiment, the barrel cover is connected with the barrel ring opening of the inner barrel ring in an openable mode.

In another preferred embodiment, the inner barrel ring is wrapped around the inner barrel ring.

In another preferred embodiment, the outer barrel ring wraps the outer barrel ring.

In another preferred embodiment, the inner barrel ring and the inner barrel ring are formed in an injection molding and integrated mode.

In another preferred example, the outer barrel ring and the outer barrel ring are formed in an injection molding and integrated mode.

In another preferred example, the barrel body is made of hard materials.

In another preferred embodiment, the lid is made of a tear-off material.

In another preferred example, the barrel body is made of hard materials.

In another preferred embodiment, the inner barrel ring is made of hard material.

In another preferred embodiment, the inner barrel ring and the barrel body are made of the same material.

In another preferred embodiment, the inner barrel ring is fixedly connected with the barrel body.

In another preferred embodiment, the inner barrel ring is integrally connected with the barrel body.

In another preferred example, the outer barrel ring is made of a hard material.

In another preferred embodiment, the outer tub ring and the tub body are made of the same material.

In another preferred embodiment, the outer barrel ring is fixedly connected with the barrel body.

In another preferred embodiment, the outer barrel ring is integrally connected with the barrel body

In another preferred embodiment, the outer barrel ring and the inner barrel ring are integrally connected.

In another preferred example, the hard material is hard metal.

In another preferred embodiment, the hard material is iron.

In another preferred example, the hard material is tinplate.

In another preferred embodiment, the lid is made of a tear-off material.

In another preferred embodiment, the tear-off material is plastic.

In another preferred embodiment, the plastic is a thermosetting or thermoplastic plastic.

In another preferred embodiment, the plastic is selected from the group consisting of: polypropylene plastic, polyethylene plastic, or a combination thereof.

In another preferred embodiment, a sealing clamping strip 11 is arranged on the inner barrel ring, and a groove corresponding to the sealing clamping strip is arranged on the barrel cover.

In another preferred embodiment, the edge of the barrel cover is provided with a groove corresponding to the sealing clamping strip.

In another preferred example, the sealing clamping strip protrudes on the surface of the inner barrel ring.

In another preferred example, the barrel body is cylindrical.

In another preferred example, the opening of the barrel body is round.

In another preferred embodiment, the outer tub ring is a circular ring.

In another preferred embodiment, the inner barrel ring is a circular ring.

It is to be understood that within the scope of the present invention, the above-described features of the present invention and those specifically described below (e.g., in the examples) may be combined with each other to form new or preferred embodiments. Not to be reiterated herein, but to the extent of space.

Drawings

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the same or similar reference numerals correspond to the same or similar parts; the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent.

Fig. 1 is a schematic view of the structure of a destructively opened drum in a preferred embodiment of the invention.

Fig. 2 is a schematic view of a first tear strip on the outer tub rim in accordance with a preferred embodiment of the present invention.

Fig. 3 is a schematic view of a second tear strip on the lid in accordance with a preferred embodiment of the present invention.

Fig. 4 is a schematic view of the structure of a destructively opened drum in a preferred embodiment of the invention.

Fig. 5 is a schematic view of the structure of a destructively opened drum in a preferred embodiment of the invention.

Fig. 6 is a schematic view of the structure of a destructively opened drum in a preferred embodiment of the invention.

Fig. 7 is a schematic view of a destructively opened drum according to a preferred embodiment of the present invention, wherein the lid edge of the lid and the second easy-tear strip are not inserted into the cavity formed between the inner and outer chimes.

Wherein the numbering in the figures represents:

the barrel comprises a barrel cover 1, a barrel bottom 2, a barrel body 3, an inner barrel ring 4, an outer barrel ring 5, a concave cavity 6, a first easy-tearing strip 7, a second easy-tearing strip 8, a first hole 9, a second hole 10, a sealing clamping strip 11, an inner barrel ring 20, an outer barrel ring 21 and a groove 22.

Detailed Description

The inventor develops a destructively opened drum through extensive and intensive research, wherein the destructively opened drum is provided with a first easy-tearing strip and a second easy-tearing strip, when the drum is opened, the first easy-tearing strip arranged on an outer drum ring needs to be torn at first, the outer drum ring is torn, the second tearing strip is exposed, and then the drum cover is opened after the second easy-tearing strip is torn, so that the outer drum ring and the drum cover are inevitably torn in the process of opening the drum, and lawbreakers cannot recover the drum for secondary use for filling inferior coating and then sell the drum again, thereby avoiding consumers from buying inferior products at high price and damaging the brand value of coating production enterprises. On this basis, the inventors have completed the present invention.

Term(s) for

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

As used herein, the term "comprising" includes not only the open-ended definition, but also the semi-closed, and closed-ended definitions. In other words, the term includes "consisting of … …", "consisting essentially of … …".

As used herein, the terms "upper," "inner," "horizontal," and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, which is created and simplified for the convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the creation of the present invention.

As used herein, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of the technical features indicated. Thus, features defined as "first," "second," etc. may explicitly or implicitly include one or more of the features.

As used herein, the term "coupled" is to be construed broadly and may include fixed, removable, or integral connections.

For ease of illustration, the invention is further described below in conjunction with fig. 1-7, it being understood that the drawings do not limit the scope of the invention.

Destructively opening drum

In order to overcome the defects that a lawbreaker secondarily recycles a brand paint real barrel, then fills a poor paint, and then sells the poor paint to a consumer again, so that the consumer purchases a poor product at a high price, the body health of the family of the consumer is influenced, and the brand value of a paint production enterprise is damaged, the destructively opened barrel is developed, and after being opened, the destructively opened barrel cannot be secondarily recycled and used for filling the poor paint and then selling the poor paint again.

Typically, the invention provides a destructively opened barrel, which comprises a barrel body and a barrel cover 1, wherein the barrel body comprises a barrel bottom 2 and a barrel body 3;

The working principle that the destructively opened drum cannot be recycled after being opened mainly comprises the following steps:

in the destructively opened barrel, the outer barrel ring is provided with the first easy-tear strip, a concave cavity is formed between the inner barrel ring and the outer barrel ring, and the barrel cover is provided with the second easy-tear strip which is positioned in the concave cavity formed between the inner barrel ring and the outer barrel ring, so that if the barrel cover is opened after the second easy-tear strip is torn, the first easy-tear strip arranged on the outer barrel ring is torn firstly, the outer barrel ring is torn by tearing the first easy-tear strip, the second easy-tear strip is exposed, and then the barrel cover is opened after the second easy-tear strip is torn. It can be seen that in the destructively opened barrel, only the first tear strip is torn firstly, the second tear strip is exposed after the outer barrel ring is torn, and then the barrel cover can be opened after the second tear strip is torn, so that in the process of opening the barrel, the outer barrel ring and the barrel cover are destroyed by tearing the first tear strip and the second tear strip, and the barrel cannot be sold again after being filled with inferior coating.

In a preferred embodiment of the present invention, the barrel cover is internally buckled with the ring opening of the inner barrel ring.

In the present invention, it should be understood that the inner barrel ring is closer to the barrel cavity than the outer barrel ring. It will also be appreciated that the inner and outer chimes are rings formed around the bung of the bowl, for example when the bung is circular, the inner and outer chimes form a ring around the bung.

In another preferred embodiment, the first easy-tear strip penetrates through the outer barrel ring and is connected with the outer barrel ring. Preferably, said first easy tear strip is disposed around said outer chime.

In another preferred embodiment, the second easy-tear strip penetrates through the barrel cover and is connected with the barrel cover. Preferably said second frangible strip surrounds said lid. Preferably said second frangible strip surrounds a lid edge of said lid.

In another preferred embodiment, a groove is arranged between the inner barrel ring and the outer barrel ring.

In another preferred embodiment, after the second easy-tearing strip is torn, the cover edge of the barrel cover can be torn.

In another preferred embodiment of the present invention, the barrel body is made of hard material.

In another preferred example, the outer barrel ring is made of a hard material.

In another preferred embodiment, the lid is made of a tear-off material.

In another preferred embodiment of the present invention, the hard material is a hard metal. Typically, the hard material is iron. Typically, the hard material is tinplate.

In another preferred embodiment of the present invention, the tear-off material is plastic. Typically, the plastic is a thermoset or thermoplastic. Typically, the plastics include (but are not limited to): polypropylene plastic, polyethylene plastic, or a combination thereof.

In another preferred embodiment of the present invention, a sealing strip is disposed on the inner barrel ring, and a groove corresponding to the sealing strip is disposed on the barrel cover.

In another preferred embodiment, the sealing strip protrudes from the surface of the inner drum ring.

In another preferred example, the barrel body is cylindrical.

In another preferred example, the opening of the barrel body is round.

In another preferred embodiment, the outer tub ring is a circular ring.

In another preferred embodiment, the inner barrel ring is a circular ring.

The present invention also provides a method of preferably preparing destructively opened drums, said method comprising the steps of:

(1) and providing a barrel body, a barrel bottom and a barrel cover, wherein a second tearing strip is arranged at the edge of the cover of the barrel cover.

(2) And sealing the bottom of the barrel body by using the barrel bottom.

(3) Forming an inner barrel ring and an outer barrel ring: the flat iron is punched to form an inner barrel ring and an outer barrel ring which are connected together, and a groove is arranged between the inner barrel ring and the outer barrel ring.

(4) Mixing polypropylene and polyethylene particles to form a mixed material, adding an inner barrel ring and an outer barrel ring into a mold, and injecting the mixed material onto the inner barrel ring and the outer barrel ring in an injection molding manner, wherein the mixed material forms an inner barrel ring on the inner barrel ring, the mixed material forms an outer barrel ring on the outer barrel ring, a concave cavity is formed between the inner barrel ring and the outer barrel ring, and a first easy-tearing strip is formed on the outer barrel ring;

(5) after the inner barrel ring, the outer barrel ring and the metal barrel body are subjected to a seaming process, the inner barrel ring is buckled in the barrel cover, and the cover edge of the barrel cover and the second tear strip are in close contact with the inner barrel ring.

In another preferred example, in the step (1), the barrel body is prepared by the following method: and (4) the printed flat tinplate enters a rounding process, and the next welding treatment is carried out to finish the repair coating of the welding line to form the barrel body.

The main advantages of the invention include:

when the destructively opened drum is opened, the first easy-to-tear strip arranged on the outer drum ring needs to be torn firstly, the outer drum ring is torn, the second easy-to-tear strip is exposed, and then the drum cover is opened after the second easy-to-tear strip is torn, so that when the destructively opened drum is opened, the outer drum ring and the drum cover are inevitably torn, so that a lawbreaker cannot recover the drum for filling inferior coating for secondary sale, and therefore, consumers are prevented from buying inferior products at high price and brand value of coating production enterprises is prevented from being damaged.

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. The experimental procedures, in which specific conditions are not noted in the following examples, are generally carried out under conventional conditions or conditions recommended by the manufacturers. Unless otherwise indicated, percentages and parts are by weight.

Example 1

Embodiment 1 provides a destructively opened drum, comprising a drum body and a drum cover 1, wherein the drum body comprises a drum bottom 2 and a drum body 3;

an inner barrel ring 20 and an outer barrel ring 21 are arranged at the barrel opening of the barrel body, the inner barrel ring and the outer barrel ring are connected with the barrel opening of the barrel body through a seaming process, a groove is formed between the inner barrel ring and the outer barrel ring, an inner barrel ring 4 is arranged on the inner barrel ring, an outer barrel ring 5 is arranged on the outer barrel ring, the height of the outer barrel ring is lower than that of the inner barrel ring by taking a horizontal plane as a reference, a concave cavity 6 is formed between the inner barrel ring and the outer barrel ring, and a first easy-tearing strip 7 capable of tearing the outer barrel ring is arranged on the outer barrel ring;

the outer barrel ring can be torn by tearing the first easy-tearing strip and the second easy-tearing strip is exposed, and the barrel cover is opened after the second easy-tearing strip is torn;

the barrel cover is internally buckled with the ring opening of the inner barrel ring;

the second easy-tearing strip surrounds the cover edge of the barrel cover, the cover edge of the barrel cover is in close contact with the inner barrel ring, and the cover edge of the barrel cover can be torn after the second easy-tearing strip is torn.

The working principle of the destructively opened drum described in example 1 that cannot be recycled after opening mainly includes:

because the second easy-tearing strip is positioned in the cavity formed between the inner barrel ring and the outer barrel ring, if the barrel cover is opened after the second easy-tearing strip is torn, the first easy-tearing strip arranged on the outer barrel ring must be torn firstly, the first easy-tearing strip is torn to tear the outer barrel ring and expose the second easy-tearing strip, then the second easy-tearing strip is torn to tear the cover edge of the barrel cover, and the barrel cover is opened after the cover edge of the barrel cover is torn. It can be seen that in the cask that destructively opens, only tear first tear strip earlier, will outer barrel circle tear the back expose the second tear strip, then through tearing the second tear strip after can opening the bung, consequently, opening the cask in-process, tear first tear strip and second tear strip and already destroy outer barrel circle and bung to sell again behind the inferior coating of unable recovery cask filling.

All documents referred to herein are incorporated by reference into this application as if each were individually incorporated by reference. Furthermore, it should be understood that various changes and modifications of the present invention can be made by those skilled in the art after reading the above teachings of the present invention, and these equivalents also fall within the scope of the present invention as defined by the appended claims.

Claims

1. A destructively opened barrel is characterized by comprising a barrel body and a barrel cover (1), wherein the barrel body comprises a barrel bottom (2) and a barrel body (3);

an inner barrel ring (20) and an outer barrel ring (21) are arranged at the barrel opening of the barrel body, an inner barrel ring (4) is arranged on the inner barrel ring, an outer barrel ring (5) is arranged on the outer barrel ring, a concave cavity (6) is formed between the inner barrel ring and the outer barrel ring, and a first easy-tearing strip (7) is arranged on the outer barrel ring;

the barrel cover covers the ring opening of the inner barrel ring, and is provided with a second easy-tearing strip (8) which is positioned in a concave cavity (6) formed between the inner barrel ring and the outer barrel ring;

2. The destructively opened drum according to claim 1, wherein said outer chime has a first hole (9), said first easy-tear strip being located in said first hole and connected to said outer chime.

3. The destructively opened drum according to claim 1, wherein said lid is provided with a second aperture (10), said second easy-tear strip being located in said second aperture and connected to said lid.

4. The destructively opened drum of claim 1, wherein said second peel strip surrounds the lid rim of said lid.

5. The destructively opened drum of claim 1, wherein a groove (22) is provided between said inner drum ring and said outer drum ring.

6. The destructively opened drum of claim 1, wherein the height of said outer chime is less than the height of said inner chime, on a horizontal level basis.

7. The destructively opened cask of claim 1 wherein said lid snaps into the mouth of said inner chime.

8. The destructively opened drum of claim 1, wherein said second peel strip is located at the lid edge of said lid.

9. The destructively opened cask of claim 1 wherein said second frangible strip is in intimate contact with said inner collar.

10. The destructively opened drum according to claim 1, wherein the inner drum rim is provided with a sealing strip (11), and the drum lid is provided with a groove corresponding to the sealing strip.