CN207708742U - The two-stage filter with angle of inclination for air purifier - Google Patents

Abstract

The utility model discloses a kind of two-stage filters with angle of inclination for air purifier, the air purifier includes the Multistage filtering device for various concentration, variable grain object size, air removes the impurity of the larger particles carried in air by first level filtering device, air is passed through the two-stage filter with angle of inclination again, wherein, two-stage filter includes closed wet tank and gas-guide tube；It is loaded with liquid in the wet tank, also floating has isolation oil reservoir above the liquid, the gas-guide tube inlet end is located at outside wet tank, outlet side is inserted into wet tank under the liquid level of liquid, and strainer is provided on the nozzle of the outlet side, and the wet tank is obliquely installed, the side wall contacted with liquid on corresponding wet tank right over the nozzle, so that bubble needs to get to liquid surface by longer path, come into full contact with liquid, sufficient purifying and dedusting.

Description

The two-stage filter with angle of inclination for air purifier

Technical field

The utility model is related to a kind of air cleaning facility, the air purifier being dusted especially by liquid, tool It is related to a kind of two-stage filter with angle of inclination for air purifier for body.

Background technology

In the industries such as steel, thermal power generation, cement, mining, a large amount of dust and dust can be mixed into air, if not It is directly discharged in air through processing, air pollution can be further exacerbated by；Continuous improvement with country to environmental requirement, environmental protection Policy is increasingly severe, and each manufacturer all pays much attention to environmental protection, using a large amount of cleaner come handle pollution exhaust gas, control Post dust is managed, one of the most common dedusting method is bag-type dust,

However, bag-type dust is since own structural characteristics determine that it necessarily has some defects, cloth bag volume is larger, It is the case where certainly existing discontinuity equalization, higher so as to cause cloth bag damage rate under the higher gas shock of temperature, Er Qiegeng It is comparatively laborious to change maintenance process, so in fact many manufacturers all work in the case where dust removal by filtration equipment is impaired, directly To green audit next time, although way remains to be discussed, the difficulty faced is it will be apparent that mainly repair and replacement Economic cost and time cost it is excessively high, general enterprises are difficult to bear, for this purpose, inventor wishes to design a kind of completely new dedusting Cleaning equipment, to overcome the defect of existing dust separation device；

By the study found that filter structure can be with the particulate matter in adsorbed gas, solution or common water are also can be with The particulate matter carried in air is left by way of dissolving or washing away；It is introduced into water when the air containing particulate matter When, air is so that existing for larger bubble form, smaller with the contact area of solution or water, time of contact is shorter, air The particulate matter of middle carrying can seldom be dissolved or washed away by solution/water, so how to make air in the form of minute bubbles and solution Or water contact is to restrict the key factor of cleaner success or not in this；

The air of impurity is carried by liquid, after dissolving is washed away, most of impurity dissolves in a liquid, Huo Zhe Suspension is formed in liquid, but some impurity is wrapped up and floated on a liquid by bubble, when subsequent air by when, It can acutely roll at liquid surface, scene when similar to liquid boiling, but the bubble and shape for being coated with impurity at this time It may all be rolled at the top of liquid level at the impurity of suspension and be contacted with the air at the top of liquid level, finally be turned again in air, So finally obtained air purification effect is not ideal enough, thus, if it is possible to by liquid and the air point Jing Guo liquid handling It separates, it will be able to prevent the impurity such as the particulate matter to have floated on a liquid from turning again in air, air is carried out by liquid The final effect of purification will greatly be reinforced；

In addition, the level of liquid cannot be too deep, in order to avoid hydraulic pressure is excessively high at escape pipe, and when gas is contacted with liquid Between it is longer, be more conducive to the impurity carried in purified treatment gas, it is therefore desirable to as possible under limited liquid level, improve The time of contact of liquid-to-air, but also excessively complicated baffle plate cannot be set, because experiment shows complicated flowing road Diameter can so that air velocity is unstable, and gas deposits in some regions, and sporadically breaks out, net to influence integrated air Change the stability of equipment.

The present inventor has done various further investigations to the specific configuration of air purifier due to the above reasons, so as to Design a kind of new air purifier that can be solved the above problems.

Utility model content

In order to overcome the above problem, present inventor has performed sharp studies, design a kind of air purifier, and the air is net Change device include for various concentration, variable grain object size Multistage filtering device, air in advance by first level filtering device The impurity of the larger particles carried in removal air, is then passed through the two-stage filter with angle of inclination by air again, In, the two-stage filter with angle of inclination includes closed wet tank and gas-guide tube；It is loaded in the wet tank The liquid that can dissolve or wash away particulate matter, also floating has isolation oil reservoir, gas-guide tube inlet end position above the liquid Outside wet tank, outlet side is inserted into wet tank under the liquid level of liquid, is provided on the nozzle of the outlet side Strainer, the air containing particulate matter enter from inlet end, are escaped and enter from the nozzle of outlet side into liquid, air is in strainer It being entered in liquid with smaller bubble form under effect, is come into full contact with liquid, wherein the wet tank is obliquely installed, The side wall of corresponding wet tank right over the nozzle, and the side wall is directly contacted with liquid so that bubble need by Longer path gets to liquid surface, is come into full contact with liquid, to complete the utility model.

Specifically, the purpose of this utility model is to provide a kind of two-stage filters for air purifier to be used for The two-stage filter of air purifier, which is characterized in that the device includes closed wet tank 1 and gas-guide tube 2；

It is loaded with liquid 3 in the wet tank 1 and swims in the isolation oil reservoir 4 above liquid；

2 inlet end of the gas-guide tube is located at outside wet tank 1,

2 outlet side of the gas-guide tube is inserted into below the liquid level of liquid 3 in wet tank 1, the nozzle 5 in the outlet side On be provided with strainer 6；

Wherein, the wet tank 1 is obliquely installed,

The side wall of corresponding wet tank 1 right over the nozzle 5, and the side wall is directly contacted with liquid 3.

Wherein, air to be clean is introduced by the inlet end of gas-guide tube 2, will be waited for only by the nozzle 5 of 2 outlet side of gas-guide tube Change air to be expelled in liquid 3.

Wherein, also the air to be clean is broken up as tiny bubble by the strainer 6.

Wherein, the nozzle 5 of the outlet side has 2 or more, and strainer 6 is both provided on the nozzle 5 of each outlet side；

6 present position height of each strainer maintains an equal level.

Wherein, wet tank 1 is from the horizontal by 30~50 degree of angles.

Wherein, the aperture size of the strainer 6 is 20~50 microns.

Wherein, the isolation oil reservoir 4 has one or more layers；

The liquid level thickness of the isolation oil reservoir 4 is 10~30mm.

Wherein, by 4 sealing liquid 3 of isolation oil reservoir, liquid 3 is prevented to be contacted with the air in wet tank 1.

Wherein, deflector 7 is installed on the side wall of the wet tank 1,

The deflector 7 is horizontally disposed.

Wherein, deflector 7 is installed on the side wall right over nozzle 5,

The deflector 7 covers the nozzle 5 in the vertical direction.

Advantageous effect possessed by the utility model includes：

(1) had according to the two-stage filter with angle of inclination provided by the utility model for air purifier Strainer can be divided into the air containing particulate matter in multiple intensive bubbles, be come into full contact with liquid, to filter out in air Particulate matter；

(2) according to the liquid of the two-stage filter with angle of inclination provided by the utility model for air purifier Also floating has isolation oil reservoir above liquid in body storage tank, prevents liquid from being contacted with the air at the top of wet tank；

(3) according to liquid in the two-stage filter with angle of inclination provided by the utility model for air purifier Body tank inclination is arranged, being capable of, bubble circulation path uncomplicated raising bubble arrival liquid constant in liquid level The path length on surface is allowed to come into full contact with, and improves purifying and dedusting effect.

Description of the drawings

What Fig. 1 was shown according to a kind of the utility model preferred embodiment for air purifier with angle of inclination Two-stage filter overall structure diagram；

Fig. 2 shows according to a kind of the utility model preferred embodiment for air purifier with angle of inclination Gas-guide tube and orifice region vertical view in two-stage filter；

What Fig. 3 was shown according to a kind of the utility model preferred embodiment for air purifier with angle of inclination The schematic diagram of strainer in two-stage filter；

What Fig. 4 was shown according to a kind of the utility model preferred embodiment for air purifier with angle of inclination Gas-guide tube is embedded in the overall structure diagram of wet tank from other direction in two-stage filter.

Drawing reference numeral explanation：

1- wet tanks

2- gas-guide tubes

3- liquid

Oil reservoir is isolated in 4-

5- nozzles

6- strainers

7- deflectors

Specific implementation mode

The utility model is further described below by drawings and examples.By these explanations, this practicality is new The characteristics of type and advantage will become more apparent from clear.

Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary " Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the accompanying drawings In terms of kind, but unless otherwise indicated, it is not necessary to attached drawing drawn to scale.

According to a kind of two-stage filter with angle of inclination for air purifier provided by the utility model, institute It includes the Multistage filtering device for various concentration, variable grain object size to state air purifier, and Multistage filtering device series connection is set It sets, is additionally provided with the power plant that at least one air pump etc. promotes air flowing；Air to be clean is filled by by-pass filtration in advance The impurity for setting the larger particles carried in removal air, is then passed through the two-stage filter with angle of inclination by air again； Wherein, it is used for the two-stage filter with angle of inclination of air purifier, as shown in Figure 1, Figure 2 and shown in Fig. 3, the device packet Include closed wet tank 1 and gas-guide tube 2；

It is loaded with liquid 3 in the wet tank 1 and swims in the isolation oil reservoir 4 above liquid；

The liquid 3 can dissolve or wash away the impurity in air, such as particulate matter, which is preferably aqueous solution, Respective substance wherein can be adulterated according to the ingredient of air to be clean and be configured to solution, such as acid solution, alkaline solution；It is empty Some can be dissolved the impurity carried in gas in the liquid such as water, and also some is undissolvable, such as carefully Small dust granule, the undissolvable particle can form suspension in the solution such as water, and as liquid flows, i.e. quilt Water/liquid washes away, and heretofore described dissolving had both included the dissolving on ordinary meaning, also included the feelings of above-mentioned formation suspension Condition.

2 inlet end of the gas-guide tube is located at outside wet tank 1,

2 outlet side of the gas-guide tube is inserted into below the liquid level of liquid 3 in wet tank 1, the nozzle 5 in the outlet side On be provided with strainer 6.To be filtered/purification air is injected into wet tank by gas-guide tube, is moved to after being contacted with liquid At the top of wet tank, meanwhile, it is provided with exhaust outlet at the top of the wet tank, to guide the air from liquid out To in other filter devices or being discharged.

Wherein, the wet tank 1 is obliquely installed, and since it is obliquely installed, wall surface is no longer vertical, and is tilted It is arranged, the side wall of corresponding wet tank 1 right over the nozzle 5, and the side wall is directly contacted with liquid 3, i.e., if from pipe The bubbles of mouth 5 out move straight up, will not directly contact liquid level, but again obliquely upward to shifting after touching wall surface It is dynamic；

Specifically, the wet tank 1 is from the horizontal by 30~50 degree of angles, preferably 30~40 degree.It is further excellent Selection of land, when the wet tank 1 is cylindrical in shape, the tubular is whole and horizontal direction is in the angle, when the wet tank is not in When the shape of rule, the wall surface being in direct contact with liquid of the top is in the angle so that from the bubble that nozzle 5 comes out to Upper movement will not directly contact liquid level, so that it is guaranteed that increasing the stroke of bubble.

In one preferred embodiment, it as shown in Fig. 1, Fig. 4, is introduced by the inlet end of gas-guide tube 2 to be clean Air to be clean is expelled in liquid 3 by air by the nozzle 5 of 2 outlet side of gas-guide tube.The gas-guide tube can be as in Fig. 1 It is shown to be inserted into wet tank bottom after liquid level, liquid can also be directly inserted into outside wet tank as shown in Figure 4 Body tank bottom.

In one preferred embodiment, also the air to be clean is broken up as tiny bubble by the strainer 6. The strainer is located at the outermost of nozzle, is directly contacted on one side with liquid, and the air through filter screen is divided into multiple small gas Bubble, just contacts when multiple small bubbles not yet are in time for accumulating air pocket again with liquid, so that being taken in air The impurity such as the particulate matter of band also come into full contact with liquid, and the impurity such as described particulate matter therein are dissolved or washed away by liquid；

Preferably, the nozzle 5 of the outlet side has multiple, and strainer 6 is both provided on the nozzle 5 of each outlet side；

Liquid level where each strainer 6 is consistent；It, can to ensure that the pressure value on each nozzle strainer is equal For being vented.

The geomery of each nozzle and strainer is all consistent.

Multiple nozzles and corresponding strainer, which are arranged, can expand the contact area of air and liquid, reduce gas flow rate, make Air to be clean is obtained to come into full contact with liquid.

It is further preferred that the nozzle 5 has 3~6；It is preferably 5 in the present invention, as shown in Figure 2；Each nozzle It is uniformly distributed.

In one preferred embodiment, as shown in Figure 3, the aperture size of the strainer 6 is 20~50 microns, excellent It is selected as 30~40 microns；The mesh number of the strainer is 270-500.Preferably, the strainer can be by materials systems such as fine denier nylons At it can also be multilayer that the strainer, which can be one layer,.

In one preferred embodiment, as shown in fig. 1, the isolation oil reservoir 4 has one or more layers；

The liquid level thickness of the isolation oil reservoir 4 is 10~30mm；

The density of the isolation oil reservoir is less than the density of liquid, the optional not volatile, nonhazardous of the isolation oil reservoir and Organic solution not soluble in water is made.

Preferably, by 4 sealing liquid 3 of isolation oil reservoir, liquid 3 is prevented to be contacted with the air in wet tank 1；From And take the impurity such as particulate matter suspended in liquid out of when preventing bubble from passing through liquid top surface, even if there is partial particulate object to be brought into Into isolation oil reservoir, since the density smaller of oil reservoir is isolated, particulate matter can quickly be fallen after rise into liquid.

In one preferred embodiment, as shown in fig. 1, water conservancy diversion is installed on the side wall of the wet tank 1 Plate 7.Preferably, i.e., deflector 7 is installed on the side wall right over nozzle 5；The side wall is the side wall right over nozzle 5, The deflector 7 covers deflector described in the nozzle 5 in the vertical direction, by deflector 7 so that bubble is from strainer to liquid The displacement distance in body fluid face increases, and the time of contact of natural bubble and liquid extends, and can more fully be dissolved convenient for liquid The impurity such as the particulate matter carried in air filtering；

In one preferred embodiment, as shown in figs. 1 and 4, the deflector 7 it is approximate with it is horizontally disposed, can To there is certain angle of inclination, in order to which bubble moves up, it is preferable that the cross-sectional area of deflector is the deflector location More than half of the wet tank cross-sectional area in domain can fully obstruct, plan the flow path of bubble, extend bubble and liquid Time of contact, improve clean-up effect.

In the description of the present invention, it should be noted that the fingers such as term "upper", "lower", "inner", "outside" " preceding " " rear " The orientation or positional relationship shown is to be merely for convenience of describing based on the orientation or positional relationship under utility model works state The utility model and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with spy Fixed azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only For descriptive purposes, it is not understood to indicate or imply relative importance.

The utility model is illustrated above in association with preferred embodiment, but these embodiments are only models Example property, only play the role of illustrative.On this basis, a variety of replacements and improvement can be carried out to the utility model, these It each falls in the scope of protection of the utility model.

Claims (10)

1. a kind of two-stage filter with angle of inclination for air purifier, which is characterized in that the device includes close The wet tank (1) and gas-guide tube (2) closed；

It is loaded with liquid (3) in the wet tank (1) and swims in the isolation oil reservoir (4) above liquid；

Gas-guide tube (2) inlet end is located at wet tank (1) outside,

Gas-guide tube (2) outlet side is inserted into below the liquid level of liquid (3) in wet tank (1), the pipe in the outlet side It is provided with strainer (6) on mouth (5)；

Wherein, the wet tank (1) is obliquely installed, the side wall of corresponding wet tank (1) right over the nozzle (5), and should Side wall is directly contacted with liquid (3).

2. two-stage filter according to claim 1, which is characterized in that

Air to be clean is introduced by the inlet end of gas-guide tube (2), it will be to be clean by the nozzle (5) of gas-guide tube (2) outlet side Air is expelled in liquid (3).

3. two-stage filter according to claim 2, which is characterized in that

Also the air to be clean is broken up as tiny bubble by the strainer (6).

4. two-stage filter according to claim 1, which is characterized in that

The nozzle (5) of the outlet side has 2 or more, and strainer (6) is both provided on the nozzle (5) of each outlet side；

Each strainer (6) present position height maintains an equal level.

5. two-stage filter according to claim 4, which is characterized in that

Wet tank (1) is from the horizontal by 30~50 degree of angles.

6. two-stage filter according to claim 1, which is characterized in that

The aperture size of the strainer (6) is 20~50 microns.

7. two-stage filter according to claim 1, which is characterized in that

The isolation oil reservoir (4) has one or more layers；

The liquid level thickness of the isolation oil reservoir (4) is 10~30mm.

8. two-stage filter according to claim 1, which is characterized in that

By isolation oil reservoir (4) sealing liquid (3), liquid (3) is prevented to be contacted with the air in wet tank (1).

9. two-stage filter according to claim 1, which is characterized in that pacify on the side wall of the wet tank (1) Equipped with deflector (7).

10. two-stage filter according to claim 9, which is characterized in that installed on the side wall right over nozzle (5) There is deflector (7),

The deflector (7) covers the nozzle (5) in the vertical direction.