CN111482028A - Waterfall flushing type waste gas particulate matter separation treatment method - Google Patents
Waterfall flushing type waste gas particulate matter separation treatment method Download PDFInfo
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- CN111482028A CN111482028A CN202010308769.5A CN202010308769A CN111482028A CN 111482028 A CN111482028 A CN 111482028A CN 202010308769 A CN202010308769 A CN 202010308769A CN 111482028 A CN111482028 A CN 111482028A
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- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/028—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by directing the gas through a wetted wire mesh or a perforated plate
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Abstract
The invention discloses a waterfall flushing type waste gas particulate matter separation treatment method, belonging to the technical field of granular waste gas treatment, and the invention uses a flushing mechanism to continuously spray adsorption liquid to a primary filter screen and a secondary filter screen, and finally flows downwards along the primary filter screen and the secondary filter screen in a waterfall shape, in the process that waste gas passes through the primary filter screen and the secondary filter screen, the waterfall-shaped adsorption liquid can wet the waste gas on one hand to absorb and precipitate partial particulate matters, and on the other hand, flushes the particulate matters attached and blocked on the primary filter screen and the secondary filter screen to make the particulate matters fall into the subsequent adsorption liquid, thereby realizing the function of cleaning the primary filter screen and the secondary filter screen, and the invention can greatly improve the purification efficiency of the particulate matters in the waste gas by the mutual matching of the primary filter screen, the secondary filter screen and the adsorption liquid, simultaneously, the blocking condition caused by particles is reduced, and the method has the characteristics of sustainability and high efficiency.
Description
Technical Field
The invention relates to the technical field of granular waste gas treatment, in particular to a waterfall flushing type waste gas particulate matter separation treatment method.
Background
Industrial waste gas is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in the factory area of an enterprise. The general industrial waste gas contains particulate matters, the particulate matters are also called dust, various solid or liquid particles are uniformly dispersed in an aerosol system, the particulate matters are generally impurities contained in raw materials in the industrial production process, and the impurities are not completely combusted and decomposed and are mixed in the gas in the form of smoke dust to form waste gas containing the particulate matters for emission, so that the waste gas needs to be filtered and removed in the waste gas treatment process.
The processing of particulate matter generally adopts the adsorption liquid to moisten the granule among the prior art and makes its sediment, or adopts the filter screen to filter, and gas lets in to the solution among the former mode and overflows the rate slower, and the filter screen is blockked up by the particulate matter easily in the latter mode, is difficult to clear up, therefore the treatment effeciency of these two kinds of modes is all comparatively slow.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a waterfall flushing type waste gas particle separation treatment method, which enables adsorption liquid to continuously spray towards a primary filter screen and a secondary filter screen through a flushing mechanism, and finally flows downwards along the primary filter screen and the secondary filter screen in a waterfall shape, so that in the process of passing waste gas through the primary filter screen and the secondary filter screen, the waterfall-shaped adsorption liquid can wet the waste gas and absorb partial particles deposited on the waste gas, and on the other hand, flushes the particles attached and blocked on the primary filter screen and the secondary filter screen to make the particles fall into the adsorption liquid, thereby realizing the function of cleaning the primary filter screen and the secondary filter screen High efficiency.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A waterfall flushing type waste gas and particulate matter separation treatment method comprises a purification cylinder and a circulating pump, wherein a flushing mechanism, a primary filter screen and a secondary filter screen are arranged inside the purification cylinder, adsorption liquid is contained inside the purification cylinder, and the use method comprises the following steps:
s1, starting a circulating pump, driving the adsorption liquid in the purification cylinder to circularly flow through the circulating pump, and uniformly spraying the adsorption liquid on the primary filter screen and the secondary filter screen through a flushing mechanism to flow downwards along the primary filter screen and the secondary filter screen in a waterfall shape;
s2, introducing the granular waste gas into the purifying cylinder, wherein the granular waste gas sequentially passes through the primary filter screen and the secondary filter screen to carry out two separation processes of the granules and the waste gas, the granules are separated from the waste gas under the blocking of the primary filter screen and the secondary filter screen, and the purified waste gas is discharged from the purifying cylinder;
s3, in the two separation processes, the granular waste gas is wetted by the waterfall-shaped adsorption liquid, when the granular waste gas passes through the primary filter screen and the secondary filter screen, a part of the particles are intercepted and then fall into the adsorption liquid under the action of self weight, and the other part of the particles attached and blocked on the primary filter screen and the secondary filter screen can also fall downwards into the adsorption liquid under the washing of the adsorption liquid.
The invention enables the adsorption liquid to continuously spray to the primary filter screen and the secondary filter screen through the scouring mechanism, and finally flows downwards along the primary filter screen and the secondary filter screen in a waterfall-shaped mode, in the process that the waste gas passes through the primary filter screen and the secondary filter screen, the waterfall-shaped adsorption liquid can wet the waste gas and absorb part of particles deposited on the waste gas, and on the other hand, the waterfall-shaped adsorption liquid scours the particles attached and blocked on the primary filter screen and the secondary filter screen to enable the particles to fall into the subsequent adsorption liquid, thereby realizing the function of cleaning the primary filter screen and the secondary filter screen.
Furthermore, the purifying cylinder comprises a shell with supporting legs fixedly connected to the bottom, the primary filter screen and the secondary filter screen are fixedly connected to the inner wall of the shell in a vertical and mutually parallel manner, the mesh aperture of the primary filter screen is larger than that of the secondary filter screen, progressive particulate matter filtering is facilitated, a water inlet end and a water outlet end of the circulating pump are respectively and fixedly connected with a liquid inlet pipe and a liquid outlet pipe, the liquid inlet pipe penetrates through the inner wall of the shell and is fixedly connected with the shell, the flushing mechanism comprises a group of liquid guide pipes and two groups of spray heads which are fixedly connected with the liquid outlet pipe, the two groups of spray heads are respectively positioned on two sides of the group of liquid guide pipes, the flushing mechanism further comprises a plurality of liquid spraying columns positioned inside the shell, the number of the liquid spraying columns is the same as that of the liquid guide pipes, the liquid spraying columns are respectively positioned under the liquid guide pipes, and, then flows into the shell again through the liquid outlet pipe and the flushing mechanism.
It is further, a plurality of hydrojet column evenly distributed is between primary filter screen and second grade filter screen, the hydrojet column includes the elliptical column, the stock solution chamber has been seted up to the upper end of elliptical column, a plurality of evenly distributed's diffluence pass has all been seted up to the both sides inner wall in stock solution chamber, the catheter runs through the interior top of casing and communicates with each other with the stock solution chamber, the upper end of elliptical column and the interior top fixed connection of casing, during adsorption liquid passed through drain pipe and catheter entering stock solution chamber, the rethread diffluence pass to be directed against primary filter screen and the spraying of second grade filter screen and go out, erode adnexed particulate matter on primary filter screen and the second.
Further, it is two sets of the shower nozzle all runs through the interior top of casing and extends to the inside of casing, one of them is a set of the shower nozzle is located one side that the second grade filter screen was kept away from to primary filter screen, and another group the shower nozzle is located between second grade filter screen and the elliptical column, and the adsorption liquid passes through drain pipe and two sets of shower nozzles and is respectively to primary filter screen and the slope blowout of second grade filter screen, erodees adnexed particulate matter on primary filter screen and the second grade filter screen.
Furthermore, the inner walls of the two sides of the shell are respectively and fixedly connected with a support plate and a plurality of support bars which are evenly distributed, the support bars are positioned at the left side of the support plate, the ends of the supporting strips, which are close to each other, are fixedly connected, the lower ends of the primary filter screen and the elliptic cylinder are fixedly connected with the upper ends of the supporting strips, the lower end of the secondary filter screen is fixedly connected with the upper end of the support plate, the left end of the support plate and the left end of the secondary filter screen are positioned on the same vertical plane, the support bars and the support plate play a role in supporting the primary filter screen, the elliptic cylinder and the secondary filter screen on one hand, and on the other hand, the support bars distributed at intervals can facilitate the flow of absorption liquid and particles through the connection combination of the support plate and the secondary filter screen, play the filterable effect of separation to the particulate matter in the absorption liquid, make the particulate matter anxious enter into the circulating pump along with the feed liquor pipe, promptly: the particles are not easy to circularly flow along with the adsorption liquid, and the filtering effect of the particles in the waste gas is further improved.
Further, a pair of side difference fixedly connected with intake pipe and outlet duct of casing, the intake pipe is used for the input of waste gas, and the outlet duct is used for purifying the discharge of back waste gas, the lower extreme fixedly connected with of casing arranges the waste pipe, the outer end threaded connection who arranges the waste pipe has the tube cap, arranges the waste pipe and is used for the discharge of adsorption liquid and particulate matter, the filling opening has been seted up to the side of casing, the filling opening is located the upside of intake pipe, the inside threaded connection of filling opening has the mouth stopper, and the filling opening is used for the interpolation of adsorption liquid.
Further, the feed liquor pipe is located the one side that elementary filter screen was kept away from to the second grade filter screen, the nose end of feed liquor pipe is located the upside of backup pad, makes the adsorption liquid that is taken out by the feed liquor pipe pass through the second grade filter screen earlier in order to filter the particulate matter, then carries out circulation flow again, makes the adsorption liquid can more effectively realize absorbing the particulate matter and erode the effect of elementary filter screen and second grade filter screen.
Furthermore, a straight line where a pair of tip contact points on the cross section ellipse of the elliptic cylinder are located is parallel to the primary filter screen, so that the flow dividing holes on two sides of the elliptic cylinder are distributed in a radial shape, and the adsorption liquid can be sprayed to the primary filter screen and the secondary filter screen in a radial shape.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the scheme, the adsorption liquid is continuously sprayed to the primary filter screen and the secondary filter screen through the washing mechanism, and finally flows downwards along the primary filter screen and the secondary filter screen in a waterfall-shaped mode, in the process that waste gas passes through the primary filter screen and the secondary filter screen, the waterfall-shaped adsorption liquid can wet the waste gas and absorb part of particles deposited on the waste gas, and meanwhile, the particles attached and blocked on the primary filter screen and the secondary filter screen are washed and fall into the adsorption liquid, so that the effect of cleaning the primary filter screen and the secondary filter screen is realized.
(2) The purifying cylinder comprises a shell, the bottom of the shell is fixedly connected with supporting legs, a primary filter screen and a secondary filter screen are fixedly connected to the inner wall of the shell in a vertical mutually parallel mode, the mesh aperture of the primary filter screen is larger than that of the secondary filter screen, progressive particulate matter filtering is convenient to carry out, a water inlet end and a water outlet end of a circulating pump are respectively and fixedly connected with a liquid inlet pipe and a liquid outlet pipe, the liquid inlet pipe penetrates through the inner wall of the shell and is fixedly connected with the shell, a scouring mechanism comprises a group of liquid guide pipes and two groups of spray heads which are fixedly connected with the liquid outlet pipe, the two groups of spray heads are respectively positioned on two sides of the group of liquid guide pipes, the scouring mechanism further comprises a plurality, and the plurality of liquid spraying columns are respectively positioned under the plurality of liquid guide pipes, and the circulating pump pumps out the adsorption liquid from the shell through the liquid inlet pipe and then flows into the shell again through the liquid outlet pipe and the flushing mechanism in sequence.
(3) A plurality of hydrojet column evenly distributed are between primary filter screen and second grade filter screen, the hydrojet column includes the cylindroid, the stock solution chamber has been seted up to the upper end of cylindroid, a plurality of evenly distributed's diffluence vent has all been seted up to the both sides inner wall in stock solution chamber, the catheter runs through the interior top of casing and communicates with each other with the stock solution chamber, the upper end of cylindroid and the interior top fixed connection of casing, the adsorption liquid passes through during drain pipe and catheter get into the stock solution chamber, the rethread diffluence orifice sprays out towards primary filter screen and second grade filter screen, erode adnexed particulate matter on primary.
(4) Two sets of shower nozzles all run through the interior top of casing and extend to the inside of casing, and one of them group shower nozzle is located primary filter screen and keeps away from one side of second grade filter screen, and another group shower nozzle is located between second grade filter screen and the elliptical column, and the adsorption liquid passes through drain pipe and two sets of shower nozzles and faces to primary filter screen and the slope blowout of second grade filter screen respectively, erodees adnexed particulate matter on primary filter screen and the second grade filter screen.
(5) The both sides inner wall of casing is fixedly connected with backup pad and a plurality of evenly distributed's support bar respectively, the support bar is located the left side of backup pad, and the one end fixed connection that support bar and backup pad are close to each other, the lower extreme of elementary filter screen and elliptical column all with the upper end fixed connection of support bar, the lower extreme of second grade filter screen and the upper end fixed connection of backup pad, the left end of backup pad and the left end of second grade filter screen are located same vertical plane, support bar and backup pad play the effect of supporting elementary filter screen on the one hand, elliptical column and second grade filter screen, on the other hand, interval distribution's support bar can conveniently adsorb the flow of liquid and particulate matter, through the combination of backup pad and second grade filter screen, play the filterable effect of separation to the particulate matter in the absorption liquid, make the particulate: the particles are not easy to circularly flow along with the adsorption liquid, and the filtering effect of the particles in the waste gas is further improved.
(6) A pair of side of casing is fixedly connected with intake pipe and outlet duct respectively, the intake pipe is used for the input of waste gas, the outlet duct is used for purifying the discharge of back waste gas, the lower extreme fixedly connected with of casing row's waste pipe, the outer end threaded connection of arranging waste pipe has the tube cap, it is used for the discharge of adsorption liquid and particulate matter to arrange waste pipe, the filling opening has been seted up to the side of casing, the filling opening is located the upside of intake pipe, the inside threaded connection of filling opening has a mouthful stopper, the filling opening is used for the interpolation of adsorption liquid.
(7) The feed liquor pipe is located the one side that elementary filter screen was kept away from to the second grade filter screen, and the nose end of feed liquor pipe is located the upside of backup pad, makes the adsorption liquid that is taken out by the feed liquor pipe earlier through the second grade filter screen in order to filter the particulate matter, then carries out circulation flow again, makes the adsorption liquid can more effectively realize absorbing the particulate matter and erode the effect of elementary filter screen and second grade filter screen.
(8) The straight line where a pair of tip contact points on the section ellipse of the elliptic cylinder are parallel to the primary filter screen, so that the shunting holes on two sides of the elliptic cylinder are distributed in a radial shape, and the adsorption liquid can be sprayed to the primary filter screen and the secondary filter screen in a radial shape.
Drawings
FIG. 1 is a block flow diagram of the present invention;
FIG. 2 is a partial perspective view of a purification cartridge according to the present invention;
FIG. 3 is a schematic front view of the purification cartridge of the present invention;
FIG. 4 is a schematic top view of an elliptic cylinder according to the present invention;
fig. 5 is a perspective view of a support bar and a support plate of the present invention.
The reference numbers in the figures illustrate:
1 casing, 2 circulating pumps, 3 primary filter screens, 4 secondary filter screens, 51 liquid inlet pipes, 52 liquid outlet pipes, 6 liquid guide pipes, 7 spray heads, 8 elliptic columns, 81 liquid storage cavities, 82 shunting holes, 9 supporting bars, 10 supporting plates, 11 waste discharge pipes, 12 air inlet pipes, 13 air outlet pipes and 14 liquid filling ports.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1, 2 and 3, a waterfall flushing type exhaust gas particulate separation treatment method includes a purification cylinder and a circulation pump 2, a flushing mechanism, a primary filter screen 3 and a secondary filter screen 4 are arranged inside the purification cylinder, and an adsorption liquid is contained inside the purification cylinder, and the use method includes the following steps:
s1, starting the circulating pump 2, driving the adsorption liquid in the purifying cylinder to circularly flow through the circulating pump 2, uniformly spraying the adsorption liquid on the primary filter screen 3 and the secondary filter screen 4 through the scouring mechanism, and flowing downwards along the primary filter screen 3 and the secondary filter screen 4 in a waterfall shape;
s2, introducing the granular waste gas into the purifying cylinder, wherein the granular waste gas sequentially passes through the primary filter screen 3 and the secondary filter screen 4 to carry out two separation processes of the particulate matters and the waste gas, the particulate matters are separated from the waste gas under the blockage of the primary filter screen 3 and the secondary filter screen 4, and the purified waste gas is discharged from the purifying cylinder;
s3, in the two separation processes, the granular waste gas is wetted by the waterfall-shaped adsorption liquid, when the granular waste gas passes through the primary filter screen 3 and the secondary filter screen 4, a part of the particles are intercepted and then fall into the adsorption liquid under the action of self weight, and the other part of the particles attached and blocked on the primary filter screen 3 and the secondary filter screen 4 also fall downwards into the adsorption liquid under the washing of the adsorption liquid.
Referring to fig. 2 and 3, the purifying cylinder includes a casing 1 with support legs fixedly connected to the bottom, a primary filter screen 3 and a secondary filter screen 4 are vertically and mutually parallel and fixedly connected to the inner wall of the casing 1, the aperture of the primary filter screen 3 is larger than that of the secondary filter screen 4, thereby facilitating progressive particulate matter filtering, the water inlet end and the water outlet end of the circulating pump 2 are respectively and fixedly connected with a liquid inlet pipe 51 and a liquid outlet pipe 52, the liquid inlet pipe 51 penetrates through the inner wall of the casing 1 and is fixedly connected with the casing 1, the flushing mechanism includes a group of liquid guide pipes 6 and two groups of nozzles 7 fixedly connected with the liquid outlet pipe 52, the two groups of nozzles 7 are respectively located at two sides of the group of liquid guide pipes 6, the flushing mechanism further includes a plurality of liquid spray columns located inside the casing 1, the number of the liquid spray columns is the same as that of the liquid guide pipes 6, and the plurality of liquid spray columns are respectively located under the plurality of liquid guide, and then re-flows into the housing 1 through the outlet pipe 52 and the flushing mechanism in that order.
Referring to fig. 2 and 3, a plurality of liquid spray columns are uniformly distributed between the primary filter screen 3 and the secondary filter screen 4, each liquid spray column comprises an elliptic column 8, a liquid storage cavity 81 is formed in the upper end of the elliptic column 8, a plurality of uniformly distributed branch flow holes 82 are formed in the inner walls of the two sides of the liquid storage cavity 81, the liquid guide pipe 6 penetrates through the inner top end of the housing 1 and is communicated with the liquid storage cavity 81, the upper end of the elliptic column 8 is fixedly connected with the inner top end of the housing 1, adsorption liquid enters the liquid storage cavity 81 through the liquid outlet pipe 52 and the liquid guide pipe 6 and is sprayed out of the primary filter screen 3 and the secondary filter screen 4 through the branch flow holes 82, and particles attached to the primary filter screen 3 and the secondary.
Referring to fig. 3, two groups of nozzles 7 penetrate through the inner top end of the casing 1 and extend into the casing 1, one group of nozzles 7 is located on one side of the primary filter screen 3 away from the secondary filter screen 4, the other group of nozzles 7 is located between the secondary filter screen 4 and the elliptic cylinder 8, and the adsorption liquid is obliquely sprayed out through the liquid outlet pipe 52 and the two groups of nozzles 7 respectively opposite to the primary filter screen 3 and the secondary filter screen 4 to wash out particles attached to the primary filter screen 3 and the secondary filter screen 4.
Referring to fig. 2, 3 and 5, the inner walls of the two sides of the casing 1 are respectively and fixedly connected with a support plate 10 and a plurality of support bars 9 which are uniformly distributed, the support bars 9 are located at the left side of the support plate 10, and one ends of the support bars 9 and the support plate 10 which are close to each other are fixedly connected, the lower ends of the primary filter net 3 and the elliptic cylinder 8 are both fixedly connected with the upper ends of the support bars 9, the lower end of the secondary filter net 4 is fixedly connected with the upper end of the support plate 10, the left end of the support plate 10 and the left end of the secondary filter net 4 are located on the same vertical plane, on one hand, the support bars 9 and the support plate 10 play a role of supporting the primary filter net 3, the elliptic cylinder 8 and the secondary filter net 4, on the other hand, the support bars 9 which are distributed at intervals can facilitate the flow of the adsorption liquid and the particulate matter, and play a role of blocking and, namely: the particles are not easy to circularly flow along with the adsorption liquid, and the filtering effect of the particles in the waste gas is further improved.
Referring to fig. 2 and 3, a pair of side ends of the housing 1 are respectively and fixedly connected with an air inlet pipe 12 and an air outlet pipe 13, the air inlet pipe 12 is used for inputting waste gas, the air outlet pipe 13 is used for discharging purified waste gas, the lower end of the housing 1 is fixedly connected with a waste discharge pipe 11, the outer end of the waste discharge pipe 11 is in threaded connection with a pipe cover, the waste discharge pipe 11 is used for discharging adsorption liquid and particulate matters, a liquid filling port 14 is formed in the side end of the housing 1, the liquid filling port 14 is located on the upper side of the air inlet pipe 12, a port plug is in threaded connection with the inside of the liquid filling port 14, and the liquid filling.
Referring to fig. 3, the liquid inlet pipe 51 is located on one side of the secondary filter screen 4 away from the primary filter screen 3, and the pipe orifice end of the liquid inlet pipe 51 is located on the upper side of the supporting plate 10, so that the adsorption liquid pumped out by the liquid inlet pipe 51 firstly passes through the secondary filter screen 4 to filter out the particles, and then circularly flows, so that the adsorption liquid can more effectively absorb the particles and flush the primary filter screen 3 and the secondary filter screen 4.
Referring to fig. 2 and 4, a straight line where a pair of tip contact points on the cross-sectional ellipse of the elliptic cylinder 8 are located is parallel to the primary strainer 3, so that the flow dividing holes 82 at both sides of the elliptic cylinder 8 are radially distributed, and the adsorption liquid can be radially sprayed to the primary strainer 3 and the secondary strainer 4.
The invention enables the adsorption liquid to continuously spray towards the primary filter screen 3 and the secondary filter screen 4 through the flushing mechanism, and finally flows downwards along the primary filter screen 3 and the secondary filter screen 4 in a waterfall-shaped manner, and in the process that the waste gas passes through the primary filter screen 3 and the secondary filter screen 4, the waterfall-shaped adsorption liquid can wet the waste gas and absorb part of particles, and on the other hand, flushes the particles attached and blocked on the primary filter screen 3 and the secondary filter screen 4 to make the particles fall into the subsequent adsorption liquid, thereby realizing the function of cleaning the primary filter screen 3 and the secondary filter screen 4.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (8)
1. A waterfall scouring type waste gas particulate matter separation treatment method is characterized by comprising the following steps: including purifying cylinder and circulating pump (2), the inside of purifying cylinder is equipped with erodees mechanism, elementary filter screen (3) and second grade filter screen (4), the inside of purifying cylinder has held the adsorption liquid, and its method of use includes following step:
s1, starting a circulating pump (2), driving the adsorption liquid in the purification cylinder to circularly flow through the circulating pump (2), uniformly spraying the adsorption liquid on the primary filter screen (3) and the secondary filter screen (4) through a washing mechanism, and making the adsorption liquid flow downwards along the primary filter screen (3) and the secondary filter screen (4) in a waterfall shape;
s2, introducing the granular waste gas into a purification cylinder, wherein the granular waste gas sequentially passes through a primary filter screen (3) and a secondary filter screen (4) to carry out two separation processes of the granules and the waste gas, the granules are separated from the waste gas under the blocking of the primary filter screen (3) and the secondary filter screen (4), and the purified waste gas is discharged from the purification cylinder;
s3, in the two separation processes, the granular waste gas is wetted by the waterfall-shaped adsorption liquid, when the granular waste gas passes through the primary filter screen (3) and the secondary filter screen (4), a part of the particles are intercepted and then fall into the adsorption liquid under the action of self weight, and the other part of the particles attached to and blocked on the primary filter screen (3) and the secondary filter screen (4) can also fall downwards into the adsorption liquid under the washing of the adsorption liquid.
2. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 1, wherein: the purifying cylinder comprises a shell (1) with the bottom fixedly connected with supporting legs, the primary filter screen (3) and the secondary filter screen (4) are vertically and mutually parallel and are fixedly connected on the inner wall of the shell (1), the water inlet end and the water outlet end of the circulating pump (2) are respectively and fixedly connected with a liquid inlet pipe (51) and a liquid outlet pipe (52), the liquid inlet pipe (51) penetrates through the inner wall of the shell (1) and is fixedly connected with the shell (1), the flushing mechanism comprises a group of liquid guide pipes (6) and two groups of spray heads (7) which are fixedly connected with the liquid outlet pipe (52), the two groups of spray heads (7) are respectively positioned at two sides of the group of liquid guide pipes (6), the flushing mechanism further comprises a plurality of liquid spraying columns located inside the shell (1), the number of the liquid spraying columns is the same as that of the liquid guide pipes (6), and the liquid spraying columns are located under the liquid guide pipes (6) respectively.
3. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 2, wherein: it is a plurality of hydrojet column evenly distributed is between primary filter screen (3) and second grade filter screen (4), the hydrojet column includes elliptical column (8), stock solution chamber (81) have been seted up to the upper end of elliptical column (8), a plurality of evenly distributed's reposition of redundant personnel hole (82) have all been seted up to the both sides inner wall of stock solution chamber (81), catheter (6) run through the interior top of casing (1) and communicate with each other with stock solution chamber (81), the upper end of elliptical column (8) and the interior top fixed connection of casing (1).
4. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 3, wherein: two sets of shower nozzle (7) all run through the inside top of casing (1) and extend to the inside of casing (1), one of them is organized shower nozzle (7) are located one side that second grade filter screen (4) were kept away from in primary filter screen (3), another group shower nozzle (7) are located between second grade filter screen (4) and elliptical column (8).
5. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 3, wherein: the both sides inner wall of casing (1) is fixedly connected with backup pad (10) and a plurality of evenly distributed's support bar (9) respectively, support bar (9) are located the left side of backup pad (10), and the one end fixed connection that support bar (9) and backup pad (10) are close to each other, the lower extreme of elementary filter screen (3) and elliptical column (8) all with the upper end fixed connection of support bar (9), the lower extreme of second grade filter screen (4) and the upper end fixed connection of backup pad (10), the left end of backup pad (10) and the left end of second grade filter screen (4) are located same vertical plane.
6. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 2, wherein: a pair of side of casing (1) is fixedly connected with intake pipe (12) and outlet duct (13) respectively, waste pipe (11) are arranged to the lower extreme fixedly connected with of casing (1), the outer end threaded connection of arranging waste pipe (11) has the tube cap, filling opening (14) have been seted up to the side of casing (1), filling opening (14) are located the upside of intake pipe (12), the inside threaded connection of filling opening (14) has the mouth stopper.
7. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 5, wherein: the liquid inlet pipe (51) is positioned on one side, away from the primary filter screen (3), of the secondary filter screen (4), and the pipe orifice end of the liquid inlet pipe (51) is positioned on the upper side of the support plate (10).
8. The waterfall-flushing type exhaust gas particulate separation treatment method as claimed in claim 3, wherein: the straight line where a pair of tip contact points on the section ellipse of the elliptic cylinder (8) are positioned is parallel to the primary filter screen (3).
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| KR100583071B1 (en) * | 2004-06-23 | 2006-05-25 | 김도영 | Screen air washer system |
| WO2007022703A1 (en) * | 2005-08-23 | 2007-03-01 | Jingang Li | A water-spraying air purifying apparatus and the purifying process thereof |
| CN207546089U (en) * | 2017-07-29 | 2018-06-29 | 广州市全润电子科技有限公司 | A kind of air filter for absorbing spinning and weaving workshop willow catkins flying in the air |
| CN209791171U (en) * | 2019-03-12 | 2019-12-17 | 连州市震鑫钙产品有限公司 | Efficient dust collector |
| CN210186767U (en) * | 2019-07-01 | 2020-03-27 | 杭州路成环保科技有限公司 | Active carbon adsorption tower |
-
2020
- 2020-04-18 CN CN202010308769.5A patent/CN111482028A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100583071B1 (en) * | 2004-06-23 | 2006-05-25 | 김도영 | Screen air washer system |
| WO2007022703A1 (en) * | 2005-08-23 | 2007-03-01 | Jingang Li | A water-spraying air purifying apparatus and the purifying process thereof |
| CN207546089U (en) * | 2017-07-29 | 2018-06-29 | 广州市全润电子科技有限公司 | A kind of air filter for absorbing spinning and weaving workshop willow catkins flying in the air |
| CN209791171U (en) * | 2019-03-12 | 2019-12-17 | 连州市震鑫钙产品有限公司 | Efficient dust collector |
| CN210186767U (en) * | 2019-07-01 | 2020-03-27 | 杭州路成环保科技有限公司 | Active carbon adsorption tower |
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