CN211763970U

CN211763970U - Flame-retardant sponge

Info

Publication number: CN211763970U
Application number: CN201922402122.4U
Authority: CN
Inventors: 蔡云星
Original assignee: Zhejiang Mingxing New Material Co ltd
Current assignee: Zhejiang Mingxing New Material Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-27
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a flame-retardant sponge, its technical scheme main points are: the utility model provides a flame-retardant sponge, is equipped with the flame retardant fiber layer including first fire prevention sponge layer, second fire prevention sponge layer between first fire prevention sponge layer, the second fire prevention sponge layer, is equipped with a plurality of through-holes on the flame retardant fiber layer, is equipped with fire-retardant membrane in the through-hole, and fire-retardant membrane is hollow globular, is equipped with the fire retardant in the PC film, passes through hot pressing connection between first fire prevention sponge layer, fire-retardant fiber layer, the second fire prevention sponge layer. The utility model discloses a fire-retardant sponge has multistage fire-retardant measure, and flame retardant efficiency is good.

Description

Flame-retardant sponge

Technical Field

The utility model relates to a sponge goods, more specifically say, it relates to a fire-retardant sponge.

Background

The existing sponge products have the defect of flammability, and the sponge products are important components of carton storage, so that when a fire disaster happens, along with the spread of fire, not only can the articles coated by the sponge products be burnt, but also the life safety of people can be threatened.

In order to solve the problems, the Chinese patent with the publication number of CN206914894U discloses a fireproof sponge, which comprises a fireproof sponge layer, an adhesive layer, a moisture absorption sponge layer, an adhesive layer and a fireproof sponge layer; the fireproof sponge layer is made of fireproof polyurethane material; the adhesive layer is made of water-based polyurethane adhesive material; the moisture absorption sponge layer is made of regenerated sponge material, and through holes are uniformly distributed on the fireproof sponge. This kind of fire prevention sponge carries out heat conduction heat dissipation through the through-hole, plays fire-retardant effect simultaneously according to the material of self. But the fire prevention sponge in above-mentioned scheme only can rely on self material to carry out fire-retardant, and the effect is limited under the great condition of intensity of a fire.

A new solution is therefore proposed to solve this problem.

SUMMERY OF THE UTILITY MODEL

The fire prevention sponge that exists to prior art only can rely on self material to carry out fire-retardant, and the effect is limited not enough under the great condition of intensity of a fire, the utility model aims to provide a fire-retardant sponge that has multistage fire-retardant measure, flame retardant efficiency is good.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a flame-retardant sponge, is including first fire prevention sponge layer, second fire prevention sponge layer, be equipped with the flame retardant fiber layer between first fire prevention sponge layer, the second fire prevention sponge layer, be equipped with a plurality of through-holes on the flame retardant fiber layer, be equipped with fire-retardant membrane in the through-hole, fire-retardant membrane is hollow globular, be equipped with the fire retardant in the fire-retardant membrane film, pass through hot pressing connection between first fire prevention sponge layer, flame retardant fiber layer, the second fire prevention sponge layer.

By adopting the technical scheme, the fireproof foam comprises a first fireproof foam layer and a second fireproof foam layer, and the first fireproof foam layer and the second fireproof foam layer initially play a combustion-supporting role by depending on the materials of the first fireproof foam layer and the second fireproof foam layer; a flame-retardant fiber layer is arranged between the first fireproof sponge layer and the second fireproof sponge layer, and the first fireproof sponge layer, the flame-retardant fiber layer and the second fireproof sponge layer are connected through hot pressing; the flame-retardant fiber adopts a sol-gel technology, so that the inorganic high-molecular flame retardant exists in a nano state or an interpenetrating network state in the organic macromolecules of the viscose fiber, thereby not only ensuring the excellent physical properties of the fiber, but also realizing the effects of flame retardance, heat insulation and molten drop resistance; the flame-retardant fiber layer is provided with a plurality of through holes, the through holes are internally provided with flame-retardant membranes, the flame-retardant membranes are in a hollow spherical shape, the flame retardant is arranged in the flame-retardant membranes, the flame-retardant fiber layer and the flame-retardant membranes play a secondary flame-retardant effect, and when the flame-retardant membranes are damaged under continuous combustion, the flame retardant in the flame-retardant membranes plays a tertiary flame-retardant effect.

The utility model discloses further set up to: the flame-retardant film is a PC film.

By adopting the technical scheme, the flame-retardant film is a PC film, and the PC film is also called a polycarbonate film, has good heat resistance, and is odorless and nontoxic.

The utility model discloses further set up to: the flame retardant is brominated polystyrene.

Through adopting above-mentioned technical scheme, the fire retardant is brominated polystyrene, has high fire resistance, thermal stability, has the feature of environmental protection concurrently.

The utility model discloses further set up to: the first fireproof sponge layer and the second fireproof sponge layer are both provided with bulges, the bulges are provided with grooves, and the grooves surround to form a space which is attached to the appearance of the flame-retardant film.

Through adopting above-mentioned technical scheme, equal fixedly connected with is protruding on first fire prevention sponge layer, second fire prevention sponge layer, and the protruding material that adopts the same with first fire prevention sponge layer is made, and two sets of archs set up relatively and all are equipped with the recess, and two sets of recesses form the space with the laminating of fire-retardant membrane appearance when two sets of archs surround together, play the supporting role to fire-retardant membrane and make fire-retardant membrane can not remove in the through-hole, have strengthened the protection to fire-retardant membrane simultaneously and have made it difficult damaged.

The utility model discloses further set up to: and fireproof silicon oil layers are coated on the surfaces of the first fireproof sponge layer and the second fireproof sponge layer.

Through adopting above-mentioned technical scheme, scribble the fire prevention silicone oil layer on the surface on first fire prevention sponge layer, second fire prevention sponge layer, silicone oil has excellent heat resistance, has simultaneously that the antioxidation can the increase of service.

The utility model discloses further set up to: the fireproof silicone oil layer is made of dimethyl silicone oil.

By adopting the technical scheme, the fireproof silicone oil layer is the simethicone which is nontoxic and tasteless, and the normal use of the flame-retardant sponge is not influenced while the flame-retardant silicone oil layer has the flame-retardant characteristic.

To sum up, the utility model discloses following beneficial effect has:

the fire prevention silicon oil layer plays one-level fire prevention effect, first fire prevention sponge layer plays second grade fire prevention effect, magnesium hydrate in it can be fire-retardant, and can prevent to be fuming, do not produce the drip, do not produce toxic gas, flame retardant fiber layer and PC film play second grade flame retardant efficiency, the fire retardant in the flame retardant membrane plays tertiary flame retardant efficiency, the fire retardant is brominated polystyrene, has high flame retardance, thermal stability, have the feature of environmental protection simultaneously concurrently.

Drawings

FIG. 1 is an exploded view of a flame retardant sponge for embodying the overall structural design;

FIG. 2 is an exploded view of a flame retardant sponge, showing the overall structural design;

fig. 3 is a sectional view of a flame-retardant sponge for embodying the connection relationship of respective layers.

In the figure: 1. a fireproof silicone oil layer; 2. a first fireproof sponge layer; 3. a protrusion; 4. a through hole; 5. a flame retardant film; 6. a second fireproof sponge layer; 7. a flame-retardant fiber layer; 8. a groove; 9. and (3) a flame retardant.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A fire-retardant sponge, as shown in figure 1, figure 2, figure 3, including the first fireproof sponge layer 2, the second fireproof sponge layer 6, coat the fire-retardant silicon oil layer 1 on the surface of the first fireproof sponge layer 2, the second fireproof sponge layer 6, the fire-retardant silicon oil layer 1 is the dimethylsilicone oil, the dimethylsilicone oil is non-toxic and tasteless, have excellent heat resistance, have oxidation resistance at the same time and can lengthen the use, the fire-retardant silicon oil layer 1 plays the first-class flame retardant role; the first fireproof sponge layer 2 and the second fireproof sponge layer 6 are made of polyurethane materials and magnesium hydroxide, the magnesium hydroxide can not only resist flame, but also prevent smoke, does not produce drippings, does not produce toxic gas, and plays a role in secondary flame retardation; a flame-retardant fiber layer 7 is arranged between the first fireproof sponge layer 2 and the second fireproof sponge layer 6, and the flame-retardant fibers adopt a sol-gel technology, so that the inorganic polymer flame retardant 9 exists in a nano state or an interpenetrating network state in organic macromolecules of viscose fibers, thereby not only ensuring the excellent physical properties of the fibers, but also realizing the effects of flame retardance, heat insulation and molten drop resistance; the flame-retardant fiber layer 7 is provided with a plurality of through holes 4, the flame-retardant film 5 is arranged in the through holes 4, the flame-retardant film 5 is a PC film, the PC film is also called a polycarbonate film, has good heat resistance, is odorless and nontoxic, and the flame-retardant fiber layer 7 and the flame-retardant film 5 jointly play a role in three-stage flame retardance; the flame-retardant film 5 is in a hollow spherical shape, the flame retardant 9 is arranged in the flame-retardant film 5, the flame retardant 9 is brominated polystyrene, the flame-retardant film has high flame retardance and thermal stability, and has environmental protection property, and the flame retardant 9 plays a four-stage flame-retardant role. The first fireproof sponge layer 2, the second fireproof sponge layer 6 and the flame-retardant fiber layer 7 are connected through hot pressing. At first fire prevention sponge layer 2, equal fixedly connected with is protruding 3 on second fire prevention sponge layer 6, protruding 3 adopts the material the same with first fire prevention sponge layer 2 to make, two sets of protruding 3 set up relatively and all are equipped with recess 8, two sets of recesses 8 form the space of laminating with 5 appearances of fire-retardant membrane when two sets of protruding 3 surround together, play the supporting role to fire-retardant membrane 5 and make fire-retardant membrane 5 can not remove in through-hole 4, strengthened the protection to fire-retardant membrane 5 simultaneously and made it difficult damaged.

When this kind of fire-retardant sponge meets the intensity of a fire, fire prevention silicon oil layer 1 plays flame retardant efficiency at first, is first fire prevention sponge layer 2, second fire prevention sponge layer 6 next, is flame retardant fiber layer 7 and fire-retardant membrane 5 immediately, when fire-retardant membrane 5 takes place the damage under the burning that lasts, and fire retardant 9 in it plays flame retardant efficiency at last.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a fire-retardant sponge, is including first fire prevention sponge layer (2), second fire prevention sponge layer (6), its characterized in that: be equipped with flame retardant fiber layer (7) between first fire prevention sponge layer (2), second fire prevention sponge layer (6), be equipped with a plurality of through-holes (4) on flame retardant fiber layer (7), be equipped with fire-retardant membrane (5) in through-hole (4), fire-retardant membrane (5) are hollow globular, be equipped with fire retardant (9) in fire-retardant membrane (5), pass through hot pressing connection between first fire prevention sponge layer (2), fire-retardant fiber layer (7), the second fire prevention sponge layer (6).

2. A fire retardant sponge according to claim 1, wherein: the flame-retardant film (5) is a PC film.

3. A fire retardant sponge according to claim 1, wherein: the flame retardant (9) is brominated polystyrene.

4. A fire retardant sponge according to claim 1, wherein: all be equipped with arch (3) on first fire prevention sponge layer (2), the second fire prevention sponge layer (6), be equipped with recess (8) on arch (3), it is two sets of recess (8) enclose to close the space that forms and fire-retardant membrane (5) appearance laminating.

5. A fire retardant sponge according to claim 1, wherein: and fireproof silicone oil layers (1) are coated on the surfaces of the first fireproof sponge layer (2) and the second fireproof sponge layer (6).

6. A fire retardant sponge according to claim 5, wherein: the fireproof silicone oil layer (1) is made of dimethyl silicone oil.