CN215649396U - Mask capable of effectively absorbing acidic and alkaline gases - Google Patents

Abstract

The utility model belongs to the technical field of laboratory safety protection, and discloses a mask capable of effectively absorbing acidic and alkaline gases. According to the utility model, the framework layer, the filter layer and the acid-base absorption layer are arranged to be matched to realize the advantage of effectively absorbing acid-base gas, the graphene porous material in the acid-base absorption layer is subjected to freeze drying and shape fixing through the vacuum freeze dryer after being soaked in the acid absorbent or the base absorbent, and finally the structure is stabilized through calcination, so that the graphene porous material becomes a part which can be placed in the mask and can absorb the acid-base gas which is possibly volatilized during an experiment, the mask is simple in structure, and the purpose of effectively absorbing the acid-base gas can be achieved.

Description

Mask capable of effectively absorbing acidic and alkaline gases

Technical Field

The utility model belongs to the technical field of laboratory safety protection, and particularly relates to a mask capable of effectively absorbing acidic and alkaline gases.

Background

The mask is a common article in daily life of people, people can bring the mask to prevent dust and pollution in sand storm and haze weather, at present, the mask belongs to an active carbon mask and a medical mask most commonly, the main component of the disposable active carbon mask is active carbon, the adsorption capacity is very strong, the mask has the functions of preventing dust from being inhaled, preventing poison and deodorizing, harmful gases such as carbon dioxide and sulfur dioxide in the air can be adsorbed on the surface of the mask, but the mask has a poor blocking effect on fine particles and pathogenic microorganisms in the air, and is not suitable for preventing air entrainment infectious diseases; the medical protective mask has the highest protection level, can filter particles in air and block pollutants such as droplets and secretions, is a personal protective article commonly used for treating airborne diseases, can block blood and body fluid from penetrating through the mask to pollute a wearer, and has a certain prevention effect on airborne droplet infectious diseases.

However, as for the existing mask, no mask is suitable for being worn in a laboratory for experiments, as is well known, various reagents exist in the laboratory, some reagents have strong volatility, such as concentrated hydrochloric acid and concentrated nitric acid, most organic reagents have volatility, and the gases are greatly damaged if being inhaled for a long time, so that the existing mask can prevent toxicity, deodorization, bacteria filtration, dust prevention and the like, but cannot effectively absorb acidic and alkaline gases, and certain safety risk also exists when experiments are carried out in the laboratory.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a mask capable of effectively absorbing acid and alkaline gases, which has the advantage of effectively absorbing acid and alkaline gases.

In order to achieve the purpose, the utility model provides the following technical scheme: a mask capable of effectively absorbing acidic and alkaline gases comprises a blocking layer, wherein a framework layer is arranged on the right side of the blocking layer, a filtering layer is arranged on the right side of the framework layer, an acid-base absorption layer is arranged on the right side of the filtering layer, a lining layer is arranged on the right side of the acid-base absorption layer, a nose bridge strip is fixedly mounted at the upper end of the front side of the blocking layer, ear bands are fixedly connected to two sides of the blocking layer, the mask not only has the effect of a common mask, but also can block coarse particles through the blocking layer; the framework layer can block large particles and mainly supports the mask structure; the filter layer effectively filters micro-particles, bacteria, viruses and other microorganisms which cannot be filtered by the first two layers, the acid-base absorption layer can absorb acid gas or alkaline gas, and the acid gas or alkaline gas can be prevented from being absorbed, so that the health of human beings is harmed, and the safety of experimenters during experiments is greatly ensured.

As a preferable technical scheme of the utility model, the barrier layer is made of a spun-bonded non-woven fabric material, the framework layer is made of a needle-punched non-woven material, and the barrier layer has high strength, can block coarse particles, and sometimes has the functions of water repellency and blood repellency; the framework layer can intercept large particles and plays a framework role of the mask.

As a preferred technical scheme of the utility model, the ear belt is made of soft rubber material, the nose bridge strip is made of aluminum material, the mask can be hung on ears through the ear belt, and the nose bridge strip is bent and hung on the outer side of the nose bridge by pinching, so that a pair of powerful shields is formed, pollutants are isolated, and the health of testers is protected.

As a preferable technical scheme of the utility model, the filtering layer is made of melt-blown non-woven fabric materials, and the acid-base absorbing layer can effectively filter fine particles, bacteria, viruses and other microorganisms depending on the particularity of the materials, so that a wearer is protected from being invaded by the bacteria and the viruses.

As a preferable technical scheme of the utility model, the acid-base absorption layer is made of graphene porous particle materials, and can effectively absorb acid gases or alkaline gases volatilized in the air, so that the life safety of a wearer is guaranteed.

As a preferable technical scheme of the utility model, the inner liner layer is made of a spun-bonded non-woven material, and the material particularity of the inner liner layer has certain comfort and skin-friendly effect, so that the wearing is more comfortable.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the framework layer, the filter layer and the acid-base absorption layer are matched to realize the advantage of effectively absorbing acid-base gas, the graphene porous material in the acid-base absorption layer is subjected to freeze drying and shape fixing by the vacuum freeze dryer after being soaked in the acid absorbent or the base absorbent, and finally the structure is stabilized by calcining, so that the graphene porous material becomes a part which can be placed in the mask and can absorb the acid-base gas which is possibly volatilized during an experiment, the mask is simple in structure, the added material greatly ensures the life health and safety of people, and the purpose of effectively absorbing the acid-base gas can be achieved.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic diagram of the position of the acid-base absorption layer of the structure of the present invention.

In the figure: 1. a barrier layer; 2. a framework layer; 3. a filter layer; 4. an acid-base absorbing layer; 5. an inner liner layer; 6. a nose bridge strip; 7. an ear band.

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.

As shown in fig. 1 to 2, the present invention provides a mask capable of effectively absorbing acidic and alkaline gases, which includes a barrier layer 1, a skeleton layer 2 is disposed on the right side of the barrier layer 1, a filter layer 3 is disposed on the right side of the skeleton layer 2, an acid-base absorption layer 4 is disposed on the right side of the filter layer 3, a lining layer 5 is disposed on the right side of the acid-base absorption layer 4, a nose bridge strip 6 is fixedly mounted on the upper end of the front surface of the barrier layer 1, ear bands 7 are fixedly connected to both sides of the barrier layer 1, the mask can have the efficacy of a common mask, and the barrier layer 1 can block coarse particles; the framework layer 2 can block large particles, and most mainly supports the mask structure; the filter layer 3 effectively filters microorganisms such as fine particulate matters and bacteria and viruses which cannot be filtered by the first two layers, the acid-base absorption layer 4 can absorb acid gas or alkaline gas, and the acid gas or the alkaline gas can be prevented from being absorbed, so that the health of human beings is harmed, and the safety of experimenters during experiments is greatly ensured.

The barrier layer 1 is made of a spun-bonded non-woven fabric material, the framework layer 2 is made of a needle-punched non-woven fabric material, and the barrier layer 1 has high strength, can block coarse particles and sometimes has the functions of water repellency and blood repellency; the framework layer 2 can intercept large particles and play a framework role of the mask.

Wherein, ear belt 7 adopts soft rubber material to make, and nose bridge strip 6 adopts aluminium material to make, can hang the gauze mask on the ear through ear belt 7, makes it buckle and hang in the bridge of the nose outside through pinching nose strip 6, has constituted a pair of powerful shield, has isolated the pollutant, guards the health of experiment personnel.

Wherein, the filtering layer 3 is made of melt-blown non-woven fabric material, and the acid-base absorbing layer 4 can effectively filter fine particles, bacteria, viruses and other microorganisms depending on the particularity of the material, thereby protecting the wearer from being invaded by the bacteria and the viruses.

The acid-base absorption layer 4 is made of graphene porous particle materials, and the acid-base absorption layer 4 can effectively absorb acid gases or alkaline gases volatilized in the air, so that the life safety of a wearer is guaranteed.

The inner liner layer 5 is made of a spun-bonded non-woven material, and the special material of the inner liner layer 5 has certain comfort and skin-friendly effect, so that the wearing is more comfortable.

The working principle and the using process of the utility model are as follows:

when the nose bridge is worn, the position of the lining layer 5 is in contact with the face of a person, the position of the barrier layer 1 is located on the outermost side, then the ear bands 7 on the two sides are pulled and hung on ears, and then the nose bridge strip 6 is pinched to be bent and hung on the outer side of the nose bridge;

during laboratory experiments, if volatile acid or alkaline gases exist in operation, the acid-base absorption layer 4 of the graphene porous particle material containing the acid absorbent can effectively absorb the acid or alkaline gases volatilized in the air;

if volatile acidic gas is contained in the experiment, the acid-base absorption layer 4 in the mask worn is made of graphene porous particle material containing acid absorbent, whereas if volatile basic gas is contained in the mask worn, the acid-base absorption layer 4 in the mask worn is made of graphene porous particle material containing acid absorbent.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A mask for effectively absorbing acidic and alkaline gases comprises a barrier layer (1), and is characterized in that: the right side of barrier layer (1) is provided with casing ply (2), the right side of casing ply (2) is provided with filter layer (3), the right side of filter layer (3) is provided with acid and alkali absorbed layer (4), the right side of acid and alkali absorbed layer (4) is provided with inner liner (5), the positive upper end fixed mounting of barrier layer (1) has nose bridge strip (6), the equal fixedly connected with ear area (7) in both sides of barrier layer (1).

2. The mask according to claim 1, wherein the mask is effective for absorbing acidic and alkaline gases, and comprises: the barrier layer (1) is made of a spun-bonded non-woven fabric material, and the framework layer (2) is made of a needle-punched non-woven material.

3. The mask according to claim 1, wherein the mask is effective for absorbing acidic and alkaline gases, and comprises: the ear belt (7) is made of soft rubber materials, and the nose bridge strip (6) is made of aluminum materials.

4. The mask according to claim 1, wherein the mask is effective for absorbing acidic and alkaline gases, and comprises: the filter layer (3) is made of melt-blown non-woven fabric materials.

5. The mask according to claim 1, wherein the mask is effective for absorbing acidic and alkaline gases, and comprises: the acid-base absorption layer (4) is made of graphene porous particle materials.

6. The mask according to claim 1, wherein the mask is effective for absorbing acidic and alkaline gases, and comprises: the inner liner (5) is made of a spun-bonded non-woven material.

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