CN110812997B - Air classification filtering and drying device for air compressor - Google Patents

Air classification filtering and drying device for air compressor Download PDF

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Publication number
CN110812997B
CN110812997B CN201911027659.5A CN201911027659A CN110812997B CN 110812997 B CN110812997 B CN 110812997B CN 201911027659 A CN201911027659 A CN 201911027659A CN 110812997 B CN110812997 B CN 110812997B
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filtering
membrane
air
drying
micro
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CN110812997A (en
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唐健
黄建平
蒋永丰
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Yizheng Xiangyuan Power Supply Co ltd
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Yizheng Xiangyuan Power Supply Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/60Combinations of devices covered by groups B01D46/00 and B01D47/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/266Drying gases or vapours by filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/268Drying gases or vapours by diffusion

Abstract

The invention discloses an air classification filtering and drying device for an air compressor, which can well filter particles in the air through a water washing filtering component, meanwhile, the water in the water tank can be circularly filtered, the water washing effect is effectively ensured, the air cleanness of the air compressor during operation is improved, the operation of the air compressor is ensured, the processing performance is improved, the water washing filtering component can well treat particulate matters in the air, the treatment capacity is high, the problem of blockage is avoided, the problem that a common filter needs to be frequently replaced by a filter element or a filter membrane is solved, the continuous production performance is effectively improved, the filtering cost is reduced, in addition, the air filtering condition can be selectively treated according to the fact that the air compressor is applied to finish machining or rough machining, and the filtering cost is saved.

Description

Air classification filtering and drying device for air compressor
Technical Field
The invention relates to the technical field of air filtering and drying, in particular to an air grading filtering and drying device for an air compressor.
Background
At present, when automobile parts are processed and produced, operations such as powder spraying, sand blasting, paint spraying and the like need to be carried out on the automobile parts, when the processing operation is carried out, an air compressor needs to be used for operating the automobile parts, when a common air compressor works, air in the air is often directly used, however, in a production workshop of the processing operation, a large amount of pollution particles are generated in the workshop due to the processing operation, when the pollution particles are operated by the air compressor, the air compressor is greatly damaged, in addition, for the high-precision processing of the automobile parts, the pollution particles can have great adverse effects on the processing, for example, when the large condensed particles are sprayed on the surfaces of workpieces, sand grains or pits are generated on the surfaces, the surface quality of the workpieces is influenced, the paint spraying is caused to fall off and the like, moreover, if the humidity in the gas is too high, the surface of the workpiece is greatly affected, for example, it is difficult to form a good bonding film between the paint and the surface of the workpiece by spray painting, the moisture is greatly contacted with the inner wall of the workpiece by sand blasting or powder spraying, and the spraying of the inner wall of the workpiece is oxidized due to the high pressure during spraying and the high temperature during acting, which affects the surface quality.
Therefore, the present invention provides an air classification filtering and drying device for an air compressor, so as to solve the problems in the background art.
Disclosure of Invention
The invention aims to provide an air classification filtering and drying device for an air compressor, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an air classification filtering and drying device for an air compressor comprises a primary filtering tank, a water washing filtering component, a multi-stage drying component and a micro-membrane filtering and drying component, wherein the air inlet end of the primary filtering tank is connected to the air outlet end of an air pumping pump, the air outlet end of the primary filtering tank is connected to the water washing filtering component, and the air outlet end of the water washing filtering component is connected to the micro-membrane filtering and drying component after passing through the multi-stage drying component; the washing and filtering device is characterized in that the washing and filtering component is also connected with a water filtering component which is in circulating connection with the washing and filtering component;
a dryness detection joint and a primary air outlet joint for detecting the dryness of the air are arranged between the multistage drying assembly and the micro-membrane filtration drying assembly; the air outlet end of the micro-membrane filtering and drying assembly is connected with a tail end air outlet disc, and a plurality of tail end air outlet joints are arranged on the tail end air outlet disc; the primary air outlet joint is connected to an air compressor for rough machining, and the tail end air outlet joint is connected to an air compressor for finish machining.
Further, as preferred, the air compressor for rough machining is used for one or more of rough painting, rough sand blasting and rough powder spraying, and the air compressor for finish machining is used for one or more of fine painting, fine sand blasting and fine powder spraying.
Further, as preferred, wash filter assembly including wash case, main porous ceramic seat, vice porous ceramic seat, go up membrane and the membrane that flow equalizes down, wherein, the bottom center of washing case is provided with main porous ceramic seat, be provided with a plurality of vice porous ceramic seats around the main porous ceramic seat, it is located to wash the incasement main porous ceramic seat's top is provided with the membrane that flow equalizes down, the top of membrane that flow equalizes down is provided with go up the membrane that flow equalizes, it is located to go up the membrane that flow equalizes below the liquid level in the washing case, just go up the membrane that flow equalizes with the difference in height between the liquid level is less than mm.
Further, preferably, the membrane pore diameter of the upper flow-equalizing membrane and the lower flow-equalizing membrane is less than one micron.
Further, as preferred, the top of washing case is provided with the play air cylinder that stretches into its inside and be located its roof, main porous ceramic seat, vice porous ceramic seat all are connected to elementary filter tank through velocity of flow distribution assembly.
Further, as a preferred option, the flow velocity distribution assembly includes a steady flow pressure regulating pump, a main anti-reverse flow distribution communicating valve and an auxiliary anti-reverse flow distribution communicating valve, wherein one end of the steady flow pressure regulating pump is connected to the primary filter tank, an air outlet end of the steady flow pressure regulating pump is connected to the main anti-reverse flow distribution communicating valve and the auxiliary anti-reverse flow distribution communicating valve, the main anti-reverse flow distribution communicating valve and the auxiliary anti-reverse flow distribution communicating valve are connected in parallel, and the main anti-reverse flow distribution communicating valve and the auxiliary anti-reverse flow distribution communicating valve are respectively communicated with the main porous ceramic seat and the auxiliary porous ceramic seat.
Further, as preferred, water filtering component is including filtering water pump, sucking disc, filtering cotton jar, membrane filtration jar and flow rate control valve one, wherein, the end of intaking of filtering water pump is connected to sucking disc, the sucking disc is located the bottom of washing case, the play water end of filtering water pump connects gradually filtering cotton jar, membrane filtration jar, the end of giving vent to anger of membrane filtration jar is connected to through the spray tube inside the washing incasement portion, just be provided with flow rate control valve one on the spray tube, the spray tube stretches into the tip of washing incasement end is provided with the end cap, just the spray tube stretches into washing incasement one end is provided with decurrent extension, on the extension towards one side of washing incasement wall is provided with a plurality of apopores.
Preferably, a flow rate control valve II is arranged between the water washing filtering component and the multistage drying component, the multistage drying component is an air drying filter connected in multistage series, and a plurality of layers of glass fiber filter elements are arranged in the air drying filter.
Further, as preferred, the micro-membrane filtration drying component comprises a primary micro-membrane filtration drying component and a secondary micro-membrane filtration drying component which are connected together in series, filtering spheres are arranged inside the primary micro-membrane filtration drying component and the secondary micro-membrane filtration drying component, each filtering sphere comprises a micro-membrane sphere and filtering hygroscopic cotton arranged in the micro-membrane sphere, and the micro-membrane sphere is a spherical micro-membrane or nano-membrane.
Further, preferably, an air outlet joint is also arranged on the connecting pipe between the primary micro-membrane filtration drying assembly and the secondary micro-membrane filtration drying assembly.
Compared with the prior art, the invention has the beneficial effects that:
according to the air classification filtering and drying device for the air compressor, the washing filtering component can well filter particulate matters in air, meanwhile, water in the washing tank can be circularly filtered, the washing effect is effectively guaranteed, the air cleanness of the air compressor during operation is improved, the operation of the air compressor is guaranteed, and the processing performance is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of an air classification filtering and drying device for an air compressor;
FIG. 2 is a schematic view of a connection relationship between a water washing filter assembly and a water filter assembly of an air classification filtering and drying device for an air compressor;
fig. 3 is a schematic diagram of the internal structure of a water washing filter assembly in an air classification filtering and drying device for an air compressor.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, an air classification filtering and drying device for an air compressor includes a primary filter tank 1, a water washing filter assembly 2, a multi-stage drying assembly 8, and a micro-membrane filtering and drying assembly, wherein an air inlet end of the primary filter tank 1 is connected to an air outlet end of an air pumping pump, an air outlet end of the primary filter tank 1 is connected to the water washing filter assembly 2, and an air outlet end of the water washing filter assembly is connected to the micro-membrane filtering and drying assembly after passing through the multi-stage drying assembly 8; the device is characterized in that the water washing and filtering component 2 is also connected with a water filtering component 3 which is circularly connected with the water washing and filtering component; a dryness detection joint 5 and a primary air outlet joint 6 for detecting the dryness of the air are arranged between the multistage drying component 8 and the micro-membrane filtration drying component;
the air outlet end of the micro-membrane filtering and drying component is connected with a tail end air outlet disc 12, and a plurality of tail end air outlet joints are arranged on the tail end air outlet disc 12; the primary air outlet joint 6 is connected to an air compressor for rough machining, and the tail end air outlet joint is connected to an air compressor for finish machining.
In this embodiment, the air compressor for rough machining is used for one or more of rough painting, rough sandblasting, and rough powder spraying, and the air compressor for finish machining is used for one or more of fine painting, fine sandblasting, and fine powder spraying.
Wherein, washing filter assembly 2 includes washing case 14, main porous ceramic seat 24, vice porous ceramic seat 19, goes up membrane 15 and the membrane 16 that flow equalizes down, wherein, the bottom center of washing case 14 is provided with main porous ceramic seat 24, be provided with a plurality of vice porous ceramic seats 19 around main porous ceramic seat 24, the washing incasement is located the top of main porous ceramic seat is provided with down membrane 16 that flow equalizes, the top of membrane that flow equalizes down is provided with go up membrane 15 that flow equalizes, it is located to go up the membrane that flow equalizes below the liquid level of washing incasement, just go up the membrane that flow equalizes with the difference in height between the liquid level is less than 10 mm.
In a preferred embodiment, the pore diameter of the upper flow-equalizing membrane 15 and the lower flow-equalizing membrane 16 is less than one micron.
And an air outlet cylinder 17 extending into the washing tank 14 and positioned on the top wall of the washing tank is arranged above the washing tank, and the main porous ceramic seat 24 and the auxiliary porous ceramic seat 19 are connected to the primary filter tank 1 through flow velocity distribution components.
The flow velocity distribution assembly comprises a steady flow pressure regulating pump 25, a main anti-countercurrent distribution communicating valve 23 and an auxiliary anti-countercurrent distribution communicating valve 22, wherein one end of the steady flow pressure regulating pump 25 is connected to the primary filter tank 1, the air outlet end of the steady flow pressure regulating pump 25 is connected to the main anti-countercurrent distribution communicating valve 23 and the auxiliary anti-countercurrent distribution communicating valve 22, the main anti-countercurrent distribution communicating valve 23 and the auxiliary anti-countercurrent distribution communicating valve 22 are connected in parallel, and the main anti-countercurrent distribution communicating valve 23 and the auxiliary anti-countercurrent distribution communicating valve 22 are respectively communicated with a main porous ceramic seat 24 and an auxiliary porous ceramic seat 19.
The water filtering component 3 comprises a filtering water pump 21, a suction disc 18, a filtering cotton tank 27, a membrane filtering tank 28 and a flow rate control valve 26, wherein the water inlet end of the filtering water pump 21 is connected to the suction disc 18, the suction disc is located at the bottom of the water washing tank 14, the water outlet end of the filtering water pump 21 is sequentially connected to the filtering cotton tank 27 and the membrane filtering tank 28, the air outlet end of the membrane filtering tank is connected to the inside of the water washing tank through a spray pipe, the flow rate control valve 26 is arranged on the spray pipe, the spray pipe stretches into the end part of the inner end of the water washing tank is provided with a plug, the spray pipe stretches into one end of the water washing tank is provided with a downward extension section, the extension section is upward, one side of the inner wall of the water washing tank is provided with a plurality of water outlet holes.
A second flow rate control valve 4 is arranged between the washing filtering component 2 and the multistage drying component 8, the multistage drying component 8 is an air drying filter connected in multistage series, and a plurality of layers of glass fiber filter elements are arranged in the air drying filter. The micro-membrane filtration drying component comprises a primary micro-membrane filtration drying component 9 and a secondary micro-membrane filtration drying component 11 which are connected in series, filtering balls are arranged inside the primary micro-membrane filtration drying component 9 and the secondary micro-membrane filtration drying component 11, each filtering ball comprises a micro-membrane ball and filtering hygroscopic cotton arranged in the micro-membrane ball, and the micro-membrane ball is a spherical micro-membrane or nano-membrane.
An air outlet joint 10 is also arranged on a connecting pipe between the primary micro-membrane filtration drying component 9 and the secondary micro-membrane filtration drying component 11.
According to the air classification filtering and drying device for the air compressor, the washing filtering component can well filter particulate matters in air, meanwhile, water in the washing tank can be circularly filtered, the washing effect is effectively guaranteed, the air cleanness of the air compressor during operation is improved, the operation of the air compressor is guaranteed, and the processing performance is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (7)

1. The air classification filtering and drying device for the air compressor comprises a primary filtering tank (1), a water washing filtering component (2), a multi-stage drying component (8) and a micro-membrane filtering and drying component, wherein the air inlet end of the primary filtering tank (1) is connected to the air outlet end of an air pumping pump, the air outlet end of the primary filtering tank (1) is connected to the water washing filtering component (2), and the air outlet end of the water washing filtering component is connected to the micro-membrane filtering and drying component after passing through the multi-stage drying component (8); the water washing filter component (2) is also connected with a water filter component (3) which is in circulating connection with the water washing filter component; it is characterized in that the preparation method is characterized in that,
a dryness detection joint (5) and a primary air outlet joint (6) for detecting the dryness of the gas are arranged between the multistage drying assembly (8) and the micro-membrane filtration drying assembly;
the air outlet end of the micro-membrane filtering and drying assembly is connected with a tail end air outlet disc (12), and a plurality of tail end air outlet joints are arranged on the tail end air outlet disc (12);
the primary air outlet joint (6) is connected to an air compressor for rough machining, and the tail end air outlet joint is connected to an air compressor for finish machining;
the washing and filtering assembly (2) comprises a washing tank (14), a main porous ceramic seat (24), an auxiliary porous ceramic seat (19), an upper flow-equalizing membrane (15) and a lower flow-equalizing membrane (16), wherein the main porous ceramic seat (24) is arranged at the center of the bottom of the washing tank (14), a plurality of auxiliary porous ceramic seats (19) are arranged around the main porous ceramic seat (24), the lower flow-equalizing membrane (16) is arranged above the main porous ceramic seat in the washing tank (14), the upper flow-equalizing membrane (15) is arranged above the lower flow-equalizing membrane, the upper flow-equalizing membrane is positioned below the liquid level in the washing tank (14), and the height difference between the upper flow-equalizing membrane and the liquid level is less than 10 mm;
the water filtering component (3) comprises a filtering water pump (21), a suction disc (18), a filtering cotton tank (27), a membrane filtering tank (28) and a first flow rate control valve (26), wherein the water inlet end of the filtering water pump (21) is connected to the sucking disc (18), the sucking disc is positioned at the bottom of the water washing tank (14), the water outlet end of the filtering water pump (21) is sequentially connected with the filtering cotton tank (27) and the membrane filtering tank (28), the air outlet end of the membrane filter tank is connected to the inside of the water washing tank (14) through a spray pipe, a first flow rate control valve (26) is arranged on the spray pipe, a plug is arranged at the end part of the spray pipe extending into the inner end of the washing tank (14), and one end of the spray pipe extending into the washing tank (14) is provided with a downward extension section, a plurality of water outlet holes are formed in one side, facing the inner wall of the washing tank (14), of the extension section;
the air compressor for rough machining is used for one or more of rough painting, rough sand blasting and rough powder spraying, and the air compressor for finish machining is used for one or more of fine painting, fine sand blasting and fine powder spraying.
2. The air classification filtering and drying device for the air compressor as claimed in claim 1, wherein the membrane pore diameter of the upper flow-equalizing membrane (15) and the lower flow-equalizing membrane (16) is less than one micron.
3. The air classification filtering and drying device for the air compressor as claimed in claim 1, wherein an air outlet cylinder (17) extending into the washing tank (14) and located on the top wall of the washing tank is arranged above the washing tank, and the main porous ceramic seat (24) and the auxiliary porous ceramic seat (19) are connected to the primary filter tank (1) through a flow velocity distribution assembly.
4. The air classification filtering and drying device for the air compressor is characterized in that the flow velocity distribution assembly comprises a steady flow pressure regulating pump (25), a main anti-reverse flow distribution communication valve (23) and an auxiliary anti-reverse flow distribution communication valve (22), wherein one end of the steady flow pressure regulating pump (25) is connected to the primary filter tank (1), the air outlet end of the steady flow pressure regulating pump (25) is connected to the main anti-reverse flow distribution communication valve (23) and the auxiliary anti-reverse flow distribution communication valve (22), the main anti-reverse flow distribution communication valve (23) and the auxiliary anti-reverse flow distribution communication valve (22) are connected in parallel, and the main anti-reverse flow distribution communication valve (23) and the auxiliary anti-reverse flow distribution communication valve (22) are respectively communicated with a main porous ceramic seat (24) and an auxiliary porous ceramic seat (19).
5. The air classification filtering and drying device for the air compressor as claimed in claim 1, wherein a second flow rate control valve (4) is arranged between the water washing filtering component (2) and the multistage drying component (8), the multistage drying component (8) is an air drying filter which is connected in multistage series, and a plurality of layers of glass fiber filter elements are arranged in the air drying filter.
6. The air classification filtering and drying device for the air compressor is characterized in that the micro-membrane filtering and drying assembly comprises a primary micro-membrane filtering and drying assembly (9) and a secondary micro-membrane filtering and drying assembly (11) which are connected together in series, filtering spheres are arranged inside each of the primary micro-membrane filtering and drying assembly (9) and the secondary micro-membrane filtering and drying assembly (11), each filtering sphere comprises a micro-membrane sphere and filtering absorbent cotton arranged in the micro-membrane sphere, and the micro-membrane sphere is a micro-membrane or a nano-membrane in a sphere shape.
7. The air classification filtering and drying device for the air compressor is characterized in that an air outlet joint (10) is also arranged on a connecting pipe between the primary micro-membrane filtering and drying assembly (9) and the secondary micro-membrane filtering and drying assembly (11).
CN201911027659.5A 2019-10-25 2019-10-25 Air classification filtering and drying device for air compressor Active CN110812997B (en)

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CN110812997A (en) 2020-02-21

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