CN215539369U

CN215539369U - Graphene filtering membrane

Info

Publication number: CN215539369U
Application number: CN202121502452.1U
Authority: CN
Inventors: 周琳
Original assignee: Chongqing Nuoying 2d Materials Research Institute Co ltd
Current assignee: Chongqing Nuoying 2d Materials Research Institute Co ltd
Priority date: 2021-07-04
Filing date: 2021-07-04
Publication date: 2022-01-18
Anticipated expiration: 2031-07-04

Abstract

The utility model relates to the technical field of filtering membranes, and discloses a graphene filtering membrane, which comprises a graphene filtering membrane, wherein membrane edges are arranged on four sides of the graphene filtering membrane, a bacteriostatic agent is coated on the graphene filtering membrane, a nano silver ion filtering membrane is arranged on one surface of the graphene filtering membrane, and an anti-static filtering membrane is arranged on one surface, far away from the graphene filtering membrane, of the nano silver ion filtering membrane; two micro reinforcing ribs are symmetrically arranged inside the film edge, and a groove is formed in the inner side wall of the film edge. This graphite alkene filtration membrane, through scribble the bacteriostat and use nanometer silver ion filtration membrane on graphite alkene filtration membrane, the bacterium to in the air that can be better filters, prevents static filtration membrane through using, can effectively prevent the static conduction in the air, can wrap up the corner of filter screen through using membrane limit, miniature strengthening rib and recess, prevents that filtration membrane's corner from damaging the influence and using.

Description

Graphene filtering membrane

Technical Field

The utility model relates to the technical field of filtering membranes, in particular to a graphene filtering membrane.

Background

The graphene is sp²New material with single-layer two-dimensional honeycomb lattice structure formed by close packing of hybridized and connected carbon atoms. Graphene has excellent optical, electrical and mechanical properties, has important application prospects in the aspects of materials science, micro-nano processing, energy, biomedicine, drug delivery and the like, is considered to be a revolutionary material in the future, and as air pollution is a serious problem, various pollutants can be inhaled along with the increase of haze weather, and the health of people is harmed if no protective measures are taken. Therefore, indoor air filters become an essential necessity for many people to pollute the air.

With the continuous use of graphene filtering membrane, for example, the graphene filtering membrane used in the granted chinese utility model patent with publication number CN205461520U, although the filtering effect to the air is good and the cost is low, but can not carry out fine filtration to the bacteria in the air, and the corner of graphene filtering membrane is easy to damage when the installation, and the corner damage can influence the use of graphene filtering membrane.

We therefore propose a graphene filtering membrane in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the defects in the prior art in the background art, an object of the present invention is to provide a graphene filtering membrane, so as to solve the problems that some graphene filtering membranes in the current market proposed in the background art cannot filter bacteria in the air well and are easily damaged at corners.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the graphene filtering membrane comprises a graphene filtering membrane, wherein membrane edges are arranged on four sides of the graphene filtering membrane, and a bacteriostatic agent is coated on the graphene filtering membrane;

one surface of the graphene filtering membrane is provided with a nano silver ion filtering membrane, and the other surface of the nano silver ion filtering membrane, which is far away from the graphene filtering membrane, is provided with an anti-static filtering membrane;

two micro reinforcing ribs are symmetrically arranged inside the film edge, and a groove is formed in the inner side wall of the film edge.

Preferably, the nano silver ion filtering membrane is adhered to one surface of the graphene filtering membrane through a water-based adhesive, and the holes in the graphene filtering membrane correspond to the holes in the nano silver ion filtering membrane.

Preferably, the anti-static filtering membrane is formed by weaving polyester filaments and high-performance permanent conductive fibers, and the anti-static filtering membrane is adhered to one surface of the nano silver ion filtering membrane through a water-based adhesive.

Preferably, the top and the bottom of the membrane edge are provided with a plurality of through holes, and the through holes at the top and the bottom correspond to each other in position.

Preferably, the outer surface of the membrane edge is adhered with an anti-corrosion layer, the membrane edge is made of lead, the inner side wall of the membrane edge is coated with water-based glue, and the membrane edge is adhered with the graphene filter membrane through the water-based glue.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: this graphite alkene filtration membrane:

(1) through coating bacteriostatic agent and using nanometer silver ion filtration membrane on graphite alkene filtration membrane, the bacterium to in the air that can be better filters, prevents static filtration membrane through using, can effectively prevent the static conduction in the air.

(2) Can wrap up the corner of filter screen through using membrane limit, miniature strengthening rib and recess, prevent that filtration membrane's corner from damaging the influence and using, increase and use filtration membrane life.

Drawings

Fig. 1 is a schematic front view of a graphene filtration membrane according to the present invention;

FIG. 2 is a schematic view of a dissected structure of a graphene filtering membrane according to the present invention;

fig. 3 is a schematic view of a membrane-side front view structure of the graphene filtration membrane according to the present invention.

In the figure: graphene filtering membrane 1, bacteriostatic agent 2, membrane edge 3, nano silver ion filtering membrane 4, anti-static filtering membrane 5, through hole 6, micro reinforcing rib 7, groove 8 and anti-corrosion layer 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a graphene filtering membrane; the antibacterial agent is characterized by comprising a graphene filtering membrane 1, membrane edges 3 are arranged on four sides of the graphene filtering membrane 1, and a bacteriostatic agent 2 is coated on the graphene filtering membrane 1;

one side of the graphene filtering membrane 1 is provided with a nano silver ion filtering membrane 4, and one side of the nano silver ion filtering membrane 4, which is far away from the graphene filtering membrane 1, is provided with an anti-static filtering membrane 5;

two micro reinforcing ribs 7 are symmetrically arranged in the film edge 3, and a groove 8 is formed in the inner side wall of the film edge 3.

As a preferred technical scheme of the utility model: the nano silver ion filtering membrane 4 is adhered to one surface of the graphene filtering membrane 1 through a water-based adhesive, and the holes in the graphene filtering membrane 1 correspond to the holes in the nano silver ion filtering membrane 4.

As a preferred technical scheme of the utility model: the anti-static filtering membrane 5 is formed by weaving polyester filament and high-performance permanent conductive fibers, and the anti-static filtering membrane 5 is adhered to one surface of the nano silver ion filtering membrane 4 through water-based adhesive.

As a preferred technical scheme of the utility model: a plurality of through-holes 6 have all been seted up to 3 tops of membrane limit and bottom, and every top is corresponding with 6 positions of bottom through-hole, through using the through-hole, and the graphite alkene filtration membrane 1 of being convenient for is fixed through the through-hole when the installation.

As a preferred technical scheme of the utility model: the surface bonding of membrane limit 3 has anti-corrosion coating 9, and membrane limit 3 is made by plumbous, and the inside wall of membrane limit 3 all scribbles aqueous glue, and membrane limit 3 glues and graphite alkene filtration membrane 1 looks adhesion through aqueous glue, through using recess 8, makes graphite alkene filtration membrane 1's limit fixed to in the recess 8, does benefit to more that the limit to graphite alkene filtration membrane 1 fixes.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.

Claims

1. The graphene filtering membrane comprises a graphene filtering membrane (1) and is characterized in that membrane edges (3) are arranged on four sides of the graphene filtering membrane (1), and a bacteriostatic agent (2) is coated on the graphene filtering membrane (1);

a nano silver ion filtering membrane (4) is arranged on one surface of the graphene filtering membrane (1), and an anti-static filtering membrane (5) is arranged on one surface, far away from the graphene filtering membrane (1), of the nano silver ion filtering membrane (4);

two micro reinforcing ribs (7) are symmetrically arranged inside the film edge (3), and a groove (8) is formed in the inner side wall of the film edge (3).

2. The graphene filtering membrane according to claim 1, wherein the nano silver ion filtering membrane (4) is adhered to one surface of the graphene filtering membrane (1) through a water gel;

and the holes in the graphene filtering membrane (1) correspond to the holes in the nano silver ion filtering membrane (4).

3. The graphene filtering membrane according to claim 1, wherein the anti-static filtering membrane (5) is formed by weaving polyester filaments and high-performance permanent conductive fibers;

the anti-static filtering membrane (5) is adhered to one surface of the nano silver ion filtering membrane (4) through a water-based adhesive.

4. The graphene filtering membrane according to claim 1, wherein a plurality of through holes (6) are formed in the top and the bottom of the membrane edge (3);

the positions of the through holes (6) at the top and the bottom correspond to each other.

5. The graphene filtering membrane according to claim 1, wherein an anti-corrosion layer (9) is adhered to the outer surface of the membrane edge (3);

the membrane edge (3) is made of lead;

the inner side walls of the film edges (3) are coated with water-based glue;

the membrane edge (3) is adhered to the graphene filtering membrane (1) through water-based glue.