CN-224225661-U - Fireproof and anti-falling macromolecule barrel

Abstract

The utility model discloses a fireproof anti-falling macromolecule barrel, which comprises a barrel body, wherein the barrel body comprises an outer layer, a first middle layer, a second middle layer, a third middle layer, a fourth middle layer and an inner layer, the first middle layer, the second middle layer, the third middle layer and the fourth middle layer are positioned in the middle position, the first middle layer is arranged close to the outside, the first middle layer is made of polycarbonate materials, the second middle layer is arranged at the bottom of the first middle layer, the second middle layer is made of crosslinked polyethylene materials, the third middle layer is arranged at the bottom of the second middle layer, the third middle layer is made of ethylene-vinyl acetate copolymer foam materials, the fourth middle layer is arranged at the bottom of the third middle layer, and the fourth middle layer is made of polypropylene materials.

Inventors

• SHEN XIONGWEI
• ZHU LINHUA
• LI WANLI

Assignees

• 苏州聚益塑料制品有限公司

Dates

Publication Date

20260512

Application Date

20250603

Claims (10)

1. 1. The fireproof anti-falling macromolecule barrel comprises a barrel body (1) and is characterized in that the barrel body (1) comprises an outer layer (101), a first middle layer (102), a second middle layer (103), a third middle layer (104), a fourth middle layer (105) and an inner layer (106), wherein the first middle layer (102), the second middle layer (103), the third middle layer (104) and the fourth middle layer (105) are positioned at middle positions, the first middle layer (102) is arranged close to the outside, the first middle layer (102) is made of a polycarbonate material, the second middle layer (103) is arranged at the bottom of the first middle layer (102), the second middle layer (103) is made of a crosslinked polyethylene material, the third middle layer (104) is arranged at the bottom of the second middle layer (103), the third middle layer (104) is made of an ethylene-vinyl acetate copolymer foam material, the fourth middle layer (105) is arranged at the bottom of the third middle layer (104), and the fourth middle layer (105) is made of a polypropylene material.
2. 2. The fireproof and anti-falling polymer barrel according to claim 1, wherein a second additive (108) is added into the outer layer (101), and the second additive (108) is made of nano silicon dioxide materials.
3. 3. The fireproof and anti-falling polymer barrel according to claim 1, wherein first reinforcing fibers (109) are added into the second middle layer (103), and the first reinforcing fibers (109) are made of aramid fiber materials.
4. 4. The fire-proof and anti-falling polymer barrel as claimed in claim 1, wherein the fourth middle layer (105) is internally provided with second reinforcing fibers (110), and the second reinforcing fibers (110) are made of high-strength glass fiber materials.
5. 5. The fireproof and anti-falling polymer barrel as claimed in claim 1, wherein the outer layer (101) is arranged at the outermost part of the barrel body (1), a first additive (107) is added into the outer layer (101), and brominated polystyrene and antimony trioxide are respectively adopted as the outer layer (101) and the first additive (107).
6. 6. The fire-proof and anti-falling polymer barrel as claimed in claim 1, wherein the inner layer (106) is arranged at the innermost part, and the inner layer (106) is made of polytetrafluoroethylene materials.
7. 7. The fireproof and anti-falling polymer barrel as claimed in claim 1, wherein the protection component (3) is arranged outside the barrel body (1), the protection component (3) comprises a first lantern ring (306) and a second lantern ring (307) sleeved outside the barrel body (1), and the first lantern ring (306) and the second lantern ring (307) are respectively arranged at the top and the bottom of the barrel body (1).
8. 8. The fireproof and anti-falling polymer barrel as claimed in claim 7, wherein a plurality of equally distributed hinged supports (301) are arranged outside the first lantern ring (306), a plurality of connecting rods (302) are hinged inside the hinged supports (301), a plurality of equally distributed limiting supports (303) are arranged outside the second lantern ring (307), movable ends of the connecting rods (302) are respectively inserted inside the limiting supports (303), two connecting pins (304) are slidably inserted inside the mutually adjacent limiting supports (303) and the connecting rods (302), and one end of each connecting pin (304) is fixedly connected with one connecting block (305).
9. 9. The fireproof and anti-falling polymer barrel as claimed in claim 8, wherein the outer walls of the side, close to each other, of the connecting rods (302) are provided with buffer strips (2), and the buffer strips (2) are made of polyurethane foam materials.
10. 10. The fire-proof and anti-falling polymer barrel as claimed in claim 8, wherein the connecting block (305) is made of a magnet, and the limiting seat (303) is made of an iron material.

Description

Fireproof and anti-falling macromolecule barrel Technical Field The utility model relates to the technical field of packaging, in particular to a fireproof anti-falling polymer barrel. Background The polymer material has been widely used in the fields of packaging and container manufacturing, such as for storing liquid chemicals, foods, daily necessities, etc., due to its light weight, corrosion resistance, easy processing and molding, etc. Through searching, the utility model with the Chinese patent publication number of CN217779415U discloses a fireproof anti-falling polymer barrel, relates to the technical field of packaging, and aims to solve the problem of poor anti-falling performance of the traditional double-ring barrel. The technical scheme is characterized by comprising a barrel body, wherein the top end and the bottom end of the barrel body are fixedly connected with ring bodies with diameters larger than the diameter of the barrel body, the outer sides of the ring bodies are detachably connected with first buffer parts, the middle section of the barrel body is detachably connected with second buffer parts, and the distance from the outer peripheral wall of each second buffer part to each ring body is larger than that from the outer peripheral wall of each first buffer part to each ring body. Above-mentioned polymer bucket increases its anti performance that falls through setting up buffer, however when the staving falls down, the liquid in it can violently extrude the staving because of inertial effect, if the structure of staving is not firm enough, still can appear the problem of bursting apart, exists the improvement space. Disclosure of utility model The utility model aims to provide a fireproof anti-falling polymer barrel so as to solve the problems in the background technology. In order to achieve the aim, the fireproof anti-falling macromolecule barrel comprises a barrel body, wherein the barrel body comprises an outer layer, a first middle layer, a second middle layer, a third middle layer, a fourth middle layer and an inner layer, the first middle layer, the second middle layer, the third middle layer and the fourth middle layer are positioned at middle positions, the first middle layer is arranged close to the outside, the first middle layer is made of polycarbonate materials, the second middle layer is arranged at the bottom of the first middle layer, the second middle layer is made of crosslinked polyethylene materials, the third middle layer is arranged at the bottom of the second middle layer, the third middle layer is made of ethylene-vinyl acetate copolymer foam materials, the fourth middle layer is arranged at the bottom of the third middle layer, and the fourth middle layer is made of polypropylene materials. As a further preferred aspect of the present invention, a second additive is added inside the outer layer, and the second additive is made of nano silica material. As a further preferable mode of the technical scheme, the second middle layer is internally added with first reinforcing fibers, and the first reinforcing fibers are made of aramid fiber materials. As a further preferable aspect of the present invention, the fourth middle layer is internally added with second reinforcing fibers, and the second reinforcing fibers are made of high-strength glass fiber materials. The integral strength of the barrel body can be increased, the barrel body is endowed with the effect of dispersing stress, the problem of cracking of the barrel body due to the infirm structure is effectively avoided, the first middle layer polycarbonate in the barrel body has high strength and impact resistance, the toughness and the anti-falling performance of the material can be obviously improved after the second additive nano silicon dioxide is added for modification, the second middle layer crosslinked polyethylene in the inner side of the first middle layer has better toughness and impact resistance, the strength and the toughness of the material are further enhanced after the second middle layer crosslinked polyethylene is compounded with the first reinforcing fiber aramid fiber, so that the barrel body can better disperse stress, the third middle layer ethylene-vinyl acetate copolymer foam on the inner side of the second middle layer has excellent shock resistance, can effectively absorb and disperse energy when the barrel is impacted by external force, reduces the impact force on articles in the barrel, and the fourth middle layer polypropylene on the inner side of the third middle layer is added with the second reinforcing fiber high-strength glass fiber, so that the overall strength and toughness of the material can be obviously improved, when the barrel is impacted by external force, the impact energy can be absorbed and dispersed, the stress concentration is reduced, the impact force when the barrel falls is effectively resisted, and the risk of barrel breakage is reduced. As a further prefe