CN209848599U

CN209848599U - Multi-effect gas purification and filtration unit

Info

Publication number: CN209848599U
Application number: CN201920488870.6U
Authority: CN
Inventors: 秦诗发
Original assignee: Liaoning Shifa Clean Technology Co Ltd
Current assignee: Liaoning Shifa Clean Technology Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2019-12-27
Anticipated expiration: 2029-04-12

Abstract

The application discloses a multiple-effect gas purification filter unit. The multi-effect gas purification and filtration unit is characterized in that a purification function part is arranged in an airflow channel of a unit shell, the purification function part comprises a meander section with an air inlet port and a double-effect adsorption section behind the meander section, and the meander section is a meander layer formed by relatively and alternately arranging a plurality of groove plate notches to form airflow which bends and passes along the alternate notches; the double-effect adsorption section is formed by arranging a plurality of adsorption material bodies in a staggered interval mode. The technical scheme has the advantages of excellent air permeability, adsorption and purification performance, high paint capacity, long service life, low operation cost and wide application range.

Description

Multi-effect gas purification and filtration unit

Technical Field

The application relates to a gas purification device, in particular to a physical air purification device containing dust, harmful aerosol particles and the like.

Background

The gas purification device is widely applied to the industrial fields of petroleum processing, chemical and pharmaceutical production, automobile manufacturing, paint spraying, printing and the like, and is used for gas purification treatment with large production amount or continuous production of harmful impurities including atomized particles, volatile matters and the like. Taking a paint spraying production workshop as an example, the state has a clear emission standard for atmospheric environment-friendly emission, and the production workshop should be provided with environment-friendly equipment to achieve air purification and standard emission. The principle of the conventional physical purification device is that when gas flows through an air passage space and a pore air passage formed by paperboards in the unit, paint mist is adsorbed by impacting the paperboards, and the air flow direction of the paint mist is changed by utilizing the air passage space, so that particles such as atomized particles and the like, including paint particles, wax-containing organic particles, aerosol particles and the like, are separated from air flow due to inertia and are adhered by the paperboards in all directions to achieve the purpose of purification treatment, as shown in fig. 1 and 2. The filtering and purifying product has short service life, needs to be integrally replaced and updated when reaching the saturation amount, and is discarded when being used. Although the product has the advantages of low manufacturing cost and no secondary pollution caused by solid wastes, the defects of the product are obvious, and the technical problems of low paint capacity, large wind resistance, dispersion of air permeability, low purification rate of fine dust mist, short service life and frequent replacement are mainly shown.

Disclosure of Invention

The invention aims to provide a multi-effect gas purification and filtration unit which has high adsorption capacity, high purification rate during the whole use period, small air resistance, good air permeability and long service life.

The patent application discloses a multiple-effect gas purification filter unit technical scheme, its main technical content is: a multi-effect gas purification and filtration unit comprises a unit shell, wherein a purification function part is arranged in an airflow channel from an air inlet port to an air outlet port of the unit shell, the purification function part comprises a meander section with the air inlet port and a double-effect adsorption section behind the meander section, the meander section is at least one meander layer formed by a plurality of groove plates, namely the meander layer of airflow passing along the zigzag groove openings in a bending way is formed by the relative staggered arrangement of the groove openings of the groove plates; the double-effect adsorption section is formed by arranging a plurality of adsorption material bodies in a staggered interval mode.

One of the above-mentioned whole technical scheme optimizes the technological means, and the air outlet port is provided with glass fiber coating cloud felt layer or filters the cotton layer. In order to purify the volatile matters of the airflow, an activated carbon adsorption section is also arranged in the airflow channel.

One preferable technical means of the above-mentioned overall technical solution is that the trough plate is an arc trough plate, an angle trough plate, an arc trough plate made of a corrugated plate, or an angle trough plate; the frid has an adsorption material surface.

According to one preferable technical means of the whole technical scheme, the adsorption material body is composed of a supporting hurdle frame and an adsorption material filled in the supporting hurdle frame, and the adsorption material can be glass fiber paint mist felt, filter ceramic, filter cotton or active carbon and the like.

In a preferred embodiment of the above-mentioned overall technical solution, both ends of the slot plate are detachably mounted on the unit housing.

In a preferred embodiment of the above-mentioned overall technical solution, both ends of the support rail of the adsorbing material body are detachably mounted on the unit housing.

The utility model discloses a gaseous multiple effect purifies filter unit technical scheme, adopt the tortuous section, force the air current along the crooked tortuous line of notch staggered passage, including the paint particle in the air current, wax-containing organic particulate matter, atomizing particulate matter such as aerosol particulate matter is effectively intercepted by the tortuous section under the centrifugal force effect of circling round, the air current velocity of flow obtains buffering and convection buffering simultaneously, easily by the surface capture of the adsorption material of frid, break away from the air current, also created the condition for the high-efficient performance of the economic benefits and social benefits adsorption purification effect at tortuous section rear. The air flow is filtered and purified by a double-effect adsorption section with excellent air permeability, when the front-path adsorption material body gradually reaches the saturation amount and gradually loses the air permeability, the staggered gaps of the two layers also become airflow direction changing channels, atomized particles such as paint particles, wax-containing organic particles, aerosol particles and the like in the airflow direction changing channels are separated in one direction, captured on the adsorption material body and filtered and purified when flowing through the adsorption material body with good filtering performance in the subsequent channel, the double-effect purification effect is spread to the next time without affecting the whole air permeability, and the adsorption and purification performance can be exerted for a long time, therefore, the unit product has excellent air permeability and adsorption and purification performance, the unit product has the technical advantages of high paint capacity, long service life, low operation cost and wide application range, changes the fixed integration structure of the existing product and has the technical advantage of locally replacing components. The following data comparison tables are for paper disposable filter units and units of this scheme, all of which are 500mm in size:

table 1 is a comparative data table for air permeation:

table 2 is a table of paint capacity and efficiency comparison data:

drawings

Fig. 1 and 2 are a three-dimensional structure diagram and a purification principle structure diagram of a conventional paper disposable filter unit, respectively.

Fig. 3 is a perspective view showing an internal configuration of a unit case in an expanded state according to an embodiment of the present invention.

Fig. 4, 5, 6 and 7 are schematic structural diagrams of four embodiments of the present application, respectively.

Detailed Description

The utility model discloses a multiple-effect gas purification filter unit, when actual purification installation was used, can choose the filter unit of equipment arrangement corresponding quantity for use according to purifying scale and the current cross-section size of air current. This multi-effect gas purification filter unit's constitution includes unit casing 1, and unit casing 1's air inlet port 11 to air-out port 12 are airflow channel 10, are provided with purification function portion in the airflow channel 10 for purify the gas that contains atomizing impurity or particle impurity who sends into from the air inlet port, and the clean air current of purification treatment is discharged by air-out port 12.

The purification function part comprises a meander section A arranged at the air inlet port 11 and a double-effect adsorption section B behind the meander section A, and a glass fiber paint mist felt layer or a filter cotton layer D is arranged at the air outlet port to enhance the purification effect; an active carbon adsorption section C can be arranged behind the double-effect adsorption section B and is formed by arranging a plurality of active carbon adsorption bodies formed by filling active carbon 4 in a supporting net or a fence body and used for adsorbing peculiar smell substances in airflow, such as organic volatile solvents of benzene, toluene, xylene and the like of paint, so as to reduce the purification operation burden of subsequent purification equipment; the inner wall of the airflow channel 10 of the unit shell 1 is provided with an adsorption material surface, so that the adsorption and purification capacity of the unit is improved.

The meander section A is at least one meander layer composed of a plurality of groove plates, the groove plates can be arc groove plates or angle groove plates made of arc groove plates 21, angle groove plates 22 and corrugated plates 23, the notches 20 of the groove plates are staggered and opposite and arranged to form a meander layer forcing the airflow to pass backward along the curve of the staggered notches, and the groove plates preferably have surfaces made of adsorption materials. As shown in the figure, the airflow containing atomized impurities and particle impurities is forced to bend along the staggered notch channel of the curved flow section A, paint mist particles, wax-containing organic particles, aerosol particles and the like in the airflow are separated out under the action of a cyclotron centrifugal force, are adsorbed and intercepted by the curved flow section in a large amount, and form turbulent flow when being converged and collided in an air passage area between adjacent rear slot plates, so that the flow speed is buffered, atomized particles, dust and the like in the airflow are easily caught by the adsorption surface of the slot plates and the double-effect adsorption section B behind the slot plates in a turbulent flow state, and comprehensive first-stage purification treatment is implemented.

The double-effect adsorption section B is positioned behind the meander section A, is formed by arranging a plurality of adsorption material bodies 3 in a plurality of ways in a staggered way, is combined with the meander section A, and has the technical advantages of low air resistance and air permeability. The adsorbing material body 3 is composed of a supporting rail frame 31 and an adsorbing material 32 filled in the supporting rail frame 31, the supporting rail frame 31 is made into a cylindrical rail frame according to actual use requirements and design requirements, as shown in fig. 4, a square or polygonal column rail frame, as shown in fig. 5, or a toothed column rail frame, as shown in fig. 6, the filled adsorbing material 32 can be made of glass fiber paint mist felt, filtering ceramics, filtering cotton or activated carbon, and the like, so that the whole body becomes a filter body with good air permeability and adsorbability. In the initial purification stage, the adsorbing material bodies 3 of the double-effect adsorbing section B play good roles of filtering, adsorbing and purifying, after the front adsorbing material body 3 begins to tend to be saturated in adsorption and gradually loses air permeability and filterability, the staggered gaps begin to play a stronger role of changing the direction of air flow, atomized impurities, particle impurities and the like in the air flow are separated out of the air flow again under the action of centrifugal force when the direction is changed and are retained on the adsorbing material bodies 3 behind, the rest of the air flow continues to be filtered and purified by the adsorbing material bodies behind, and the double-effect function of the double-effect adsorbing section B continues to diffuse backwards along with the running time. And the glass fiber paint mist felt layer or the filtering cotton layer D at the last air outlet port can be integrally replaced until the glass fiber paint mist felt layer or the filtering cotton layer D is saturated.

The frid both ends of meander section A, the 3 both ends of the adsorption material body of economic benefits and social benefits adsorption section B, the fine coating cloud felt layer of glass or the filtration cotton layer D and the active carbon adsorption section C of air outlet department can dismantle with unit casing 1 and be connected to the dismantlement of local component is changed. The scheme has the technical advantages of good air permeability, high paint capacity, long service life, easy local replacement operation and long transportation time.

Claims

1. A multi-effect gas purification and filtration unit comprises a unit shell (1), wherein a purification function part is arranged in an airflow channel (10) from an air inlet port (11) to an air outlet port (12) of the unit shell (1), and is characterized in that the purification function part comprises a meander section (A) of the air inlet port (11) and a double-effect adsorption section (B) behind the meander section (A), the meander section (A) is at least one meander layer formed by a plurality of groove plates, namely, the meander layer of airflow passing along the bending of staggered grooves is formed by relatively and staggeredly arranging notches (20) of the groove plates; the double-effect adsorption section (B) is formed by arranging a plurality of adsorption material bodies (3) in a staggered interval mode.

2. Multi-effect gas purification and filtration unit according to claim 1, characterized in that the outlet port (12) is provided with a layer of glass fiber paint mist felt or filter cotton (D).

3. Multi-effect gas cleaning filter unit according to claim 1, characterised in that an activated carbon adsorption section (C) is arranged in the gas flow channel (10).

4. The multi-effect gas purification filtration unit according to claim 1, 2 or 3, wherein the fluted plate is a curved fluted plate (21), an angular fluted plate (22), a curved fluted plate made of corrugated plate (23) or an angular fluted plate.

5. The multi-effect gas purification filter unit as recited in claim 4, wherein said fluted plate has an adsorbent material surface.

6. The multi-effect gas purification filter unit according to claim 1, 2 or 3, wherein the body of adsorbent material (3) is comprised of a support rail (31) and an adsorbent material (32) filled in the support rail (31).

7. The multi-effect gas purification and filtration unit according to claim 6, wherein the adsorbing material (32) is selected from glass fiber paint mist felt, filter ceramic, filter cotton or activated carbon.

8. Multi-effect gas purification and filtration unit according to claim 1, characterized in that both ends of the frid are detachably mounted on the unit housing (1).

9. The multi-effect gas purification filter unit according to claim 1, wherein the support rail (31) of the body of adsorbent material (3) is detachably mounted at both ends to the unit housing (1).

10. The multi-effect gas purification and filtration unit according to claim 3, wherein the activated carbon adsorption section (C) is composed of a plurality of activated carbon adsorbents arranged by filling activated carbon (4) in a supporting net or a fence.