CN206499969U - Active carbon filter - Google Patents

Abstract

The utility model discloses a kind of active carbon filter, including：Outer frame body, cuboidal inner space is formd by connecting framework；Filter core, it is contained in the inner space of outer frame body, first activated carbon filter layer, the second activated carbon filter layer and the 3rd activated carbon filter layer are sequentially provided with by air intake surface to outlet air surface, wherein being additionally provided with ultra-fine fibre glass layer on the outside of the first activated carbon filter layer and the 3rd activated carbon filter layer；Outer protecting wire net, is placed in the both sides of filter core and is tightly connected with outer frame body.By the above-mentioned means, the utility model active carbon filter compact conformation, versatility is good, filter area increases successively, realizes progressive filter effect, improves filter efficiency, is usually used in the first order filtering of ventilating system.

Description

activated carbon filter

technical field

The utility model relates to the technical field of air purification, in particular to an activated carbon filter.

Background technique

Atmospheric dust refers to suspended particles in the atmosphere, which is one of the direct treatment objects of air purification. The composition, distribution characteristics and concentration of suspended particles in the atmosphere are closely related to the air purification effect.

There are a large number of micropores in the activated carbon material that are invisible to the naked eye. In a rice grain-sized activated carbon, the inner surface area of the micropores is equivalent to the size of the inner surface area of a large living room, which has a strong adsorption capacity; activated carbon chemically impregnated with different components It can also eliminate toxic and harmful gases that are difficult to deal with at ordinary times, and selectively cover toxic and harmful gases underground.

The current activated carbon filter cannot achieve further breakthroughs in the filtration area, which also leads to a limitation in filtration efficiency.

Utility model content

The technical problem mainly solved by the utility model is to provide an activated carbon filter, which is compact in structure, good in versatility, and the filter area increases successively, which realizes the progressive filter effect and improves the filter efficiency, and is often used in the first stage of the ventilation system. filter.

In order to solve the above technical problems, a technical solution adopted by the utility model is to provide an activated carbon filter, comprising:

The outer frame forms a cubic inner space by connecting the frames.

The filter element is housed in the inner space of the outer frame, and the first activated carbon filter layer, the second activated carbon filter layer and the third activated carbon filter layer are arranged in sequence from the air inlet surface to the air outlet surface, wherein the first activated carbon filter layer and the third activated carbon filter layer There is also an ultra-fine glass fiber layer on the outside of the activated carbon filter layer,

The outer protective net is placed on both sides of the filter element and sealed with the outer frame.

In a preferred embodiment of the utility model, the outer frame is a cardboard frame or an aluminum alloy frame.

In a preferred embodiment of the utility model, the sealing connection between the filter element and the outer frame is realized through a sealing strip.

In a preferred embodiment of the present utility model, the first activated carbon filter layer, the second activated carbon filter layer, the third activated carbon filter layer and the ultrafine glass fiber layer are connected together by thermal fusion.

In a preferred embodiment of the present invention, the first activated carbon filter layer, the second activated carbon filter layer and the third activated carbon filter layer are formed in the inner space of the outer frame by uniform folding.

In a preferred embodiment of the present invention, the particle size of the first activated carbon filter layer is greater than the particle size of the second activated carbon filter layer, and the particle size of the second activated carbon filter layer is greater than that of the third activated carbon filter layer. particle size.

In a preferred embodiment of the present invention, the content of activated carbon particles on the first activated carbon filter layer, the second activated carbon filter layer and the third activated carbon filter layer is 90-450 g/㎡.

In a preferred embodiment of the utility model, the outer protective net is a metal protective net.

In a preferred embodiment of the utility model, a sealant is sprayed on the connection between the metal mesh and the outer frame.

The beneficial effects of the utility model are: the activated carbon filter of the utility model has the advantages of compact structure, good versatility, successively increasing filtering area, realizing progressive filtering effect and improving filtering efficiency, and is often used in the first stage filtering of the ventilation system.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is the structural representation of a preferred embodiment of the activated carbon filter of the present utility model;

Fig. 2 is the structural representation of a preferred embodiment of the filter core in the activated carbon filter of the present utility model;

The marks of each part are as follows in the accompanying drawings: 100, outer frame body, 200, filter core, 300, outer protective net.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 to Fig. 2, the utility model embodiment comprises:

An activated carbon filter, comprising: an outer frame body 100 , a filter element 200 accommodated in the outer frame body 100 , and outer protective nets 300 placed on both sides of the filter element 200 .

The outer frame body 100 forms a cubic inner space by connecting the frame bodies. The filter element 200 is accommodated in the inner space of the outer frame body 100 .

The outer frame body 100 is a cardboard frame body or an aluminum alloy frame body, which has reliable supporting strength.

The airtight connection between the filter element 200 and the outer frame body 100 is realized by a sealing rubber strip, which plays a reliable sealing role.

The filter element 200 is sequentially provided with a first activated carbon filter layer 201, a second activated carbon filter layer 202 and a third activated carbon filter layer 203 from the air inlet surface to the air outlet surface, wherein the outer sides of the first activated carbon filter layer 201 and the third activated carbon filter layer 203 Also features a layer of microfiberglass.

The first activated carbon filter layer 201 , the second activated carbon filter layer 202 , the third activated carbon filter layer 203 and the ultrafine glass fiber layer 204 are connected together by thermal fusion.

The first activated carbon filter layer 201 , the second activated carbon filter layer 202 and the third activated carbon filter layer 203 are formed in the inner space of the outer frame body 100 by uniform folding, which increases the filter area and expands the dust holding capacity.

The particle size of the first activated carbon filter layer 201 is larger than that of the second activated carbon filter layer 202 , and the particle size of the second activated carbon filter layer 202 is larger than that of the third activated carbon filter layer 203 .

Activated carbon forms a layer of balanced surface concentration on the surface of its particles. The size of activated carbon particles also affects the adsorption capacity. The smaller the activated carbon particles, the larger the filtration area.

The filtration areas of the first activated carbon filter layer 201 , the second activated carbon filter layer 202 , and the third activated carbon filter layer 203 increase sequentially to ensure that the filter areas increase sequentially, thereby achieving progressive filtering effects and improving filtration efficiency.

The content of activated carbon particles on the first activated carbon filter layer 201 , the second activated carbon filter layer 202 and the third activated carbon filter layer 203 is 90-450 g/㎡.

The outer protection net 300 is a metal protection net, and the connection between the metal protection net and the outer frame body 100 is sprayed with sealant.

The beneficial effects of the utility model activated carbon filter are:

Compact structure, good versatility, the filter area increases successively, realizes the progressive filtering effect, improves the filtering efficiency, is often used in the first-stage filtration of the ventilation system, and is also suitable for air-conditioning and ventilation systems that only need one-stage filtration;

It is suitable for the primary filtration of chemical and industrial ventilation and air conditioning systems, the purification filtration of general indoor ventilation systems, and the primary filtration of household air conditioning purification equipment.

The above descriptions are only examples of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the utility model description, or directly or indirectly used in other related technologies Fields are all included in the scope of patent protection of the utility model in the same way.

Claims (9)

1. An activated carbon filter, characterized in that, comprising: The outer frame forms a cubic inner space by connecting the frames. The filter element is housed in the inner space of the outer frame, and the first activated carbon filter layer, the second activated carbon filter layer and the third activated carbon filter layer are arranged in sequence from the air inlet surface to the air outlet surface, wherein the first activated carbon filter layer and the third activated carbon filter layer There is also an ultra-fine glass fiber layer on the outside of the activated carbon filter layer, The outer protective net is placed on both sides of the filter element and sealed with the outer frame. 2. The activated carbon filter according to claim 1, wherein the outer frame is a cardboard frame or an aluminum alloy frame. 3. The activated carbon filter according to claim 1, characterized in that the sealing connection between the filter element and the outer frame is realized by a sealing strip. 4. The activated carbon filter according to claim 1, wherein the first activated carbon filter layer, the second activated carbon filter layer, the third activated carbon filter layer and the ultrafine glass fiber layer are connected together by thermal fusion. 5. The activated carbon filter according to claim 4, wherein the first activated carbon filter layer, the second activated carbon filter layer and the third activated carbon filter layer are formed in the inner space of the outer frame by uniform folding. 6. The activated carbon filter according to claim 5, characterized in that, the particle size of the first activated carbon filter layer is greater than the particle size of the second activated carbon filter layer, and the particle size of the second activated carbon filter layer is greater than that of the second activated carbon filter layer. The particle size of the three activated carbon filter layers. 7. The activated carbon filter according to claim 6, characterized in that, the content of activated carbon particles on the first activated carbon filter layer, the second activated carbon filter layer and the third activated carbon filter layer is 90 ~ 450g/㎡. 8. The activated carbon filter according to claim 1, characterized in that, the outer protective net is a metal protective net. 9 . The activated carbon filter according to claim 8 , wherein a sealant is sprayed on the connection between the metal mesh and the outer frame. 10 .