CN210333124U - Oil gas treatment system of paint spray booth - Google Patents
Oil gas treatment system of paint spray booth Download PDFInfo
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- CN210333124U CN210333124U CN201921078033.2U CN201921078033U CN210333124U CN 210333124 U CN210333124 U CN 210333124U CN 201921078033 U CN201921078033 U CN 201921078033U CN 210333124 U CN210333124 U CN 210333124U
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Abstract
An oil-gas treatment system of a paint spray booth comprises an absorption box body (21), a water-gas separation box body (22), a purification tower and a sewage treatment device, wherein the absorption box body (21) is provided with a top inlet, a water-gas outlet at the end part and a water outlet at the bottom part, a plurality of groups of triangular baffle plates (24) which are arranged in a staggered manner are arranged in the absorption box body (21), a gas outlet is arranged on the water-gas separation box body (22), a water mist separator (23) is arranged in the water-gas separation box body (22), and the interior of the water-gas separation box body (22) is divided into a water isolation area and an exhaust area; the advantages are that: paint mist passes through the absorption box body, the water-gas separation box body and the purification tower to be adsorbed and filtered at multiple levels, and the quality of air inside and outside the paint spray booth is purified. The paint sewage is treated, the flocculant and the filtering device are utilized to purify the paint sewage, the influence of the paint sewage on the environment is effectively reduced, the design is reasonable, and the use is convenient.
Description
Technical Field
The utility model relates to an environmental protection equipment field, concretely relates to spray booth oil gas processing system.
Background
At present, when spraying paint to the article, unnecessary paint and coating cloud can be diffused the environment around the station of spraying paint, cause very big influence to operator and the environment of spraying paint, lead to purifying thoroughly inadequately because the dispersion inequality in the current coating cloud purification process, and purification efficiency is not high. The paint sewage contains waste oil paint blocks, dust particles, non-degradable suspended matters and the like, and the direct discharge can generate adverse influence on the environment, so the paint sewage needs to be further treated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a spray booth oil gas processing system aiming at the defects at present.
The utility model comprises an absorption box body, a water-gas separation box body, a purification tower and a sewage treatment device, wherein the absorption box body is provided with a top inlet, a water-gas outlet at the end part and a bottom water outlet, a plurality of groups of triangular baffle plates which are arranged in a staggered manner are arranged in the absorption box body, a gas outlet is arranged on the water-gas separation box body, a water-mist separator is arranged in the water-gas separation box body and divides the inside of the water-gas separation box body into a water isolation area and an exhaust area, the absorption box body is fixedly connected with the water-gas separation box body, the water-gas outlet at the end part of the absorption box body is communicated with the water isolation area of the water-gas separation box body, and;
the purification tower comprises a tower body, wherein a blow-off pipe is arranged at the bottom of the tower body, an air inlet pipe and an water inlet pipe are respectively arranged on the side wall close to the bottom of the tower body, an exhaust pipe is arranged at the top of the tower body, fans are respectively arranged on the air inlet pipe and the exhaust pipe, the exhaust area of the water-gas separation box body is communicated with the air inlet end of the air inlet pipe through an air outlet, a circulating water tank, a flow dividing pipe, a flow dividing screen plate and a filter plate are sequentially arranged in the tower body from bottom to top, one end of the flow dividing pipe is closed, the other end of; the filter plate is a conical filter plate, a circle of liquid collecting tank is arranged on the bottom surface of the filter plate and is communicated with the inside of the circulating water tank through a group of pipelines, a group of diversion trenches communicated with the liquid collecting tank are annularly arrayed on the conical outer wall of the filter plate, a group of air holes are formed in the bottom of each diversion trench, circulating water spray heads and spray nozzles are respectively arranged at the top points of the filter plate and are respectively communicated with the inside of the circulating water tank through pumps, the circulating water spray heads are positioned above the filter plate, a group of water outlets corresponding to the diversion trenches are arranged at the water outlet ends of the circulating water spray heads, and the spray nozzles are positioned below the,
the sewage treatment device comprises a paint sewage inlet pipe, a flocculation reaction chamber, a flocculating agent adder, a stirring mechanism and a filtering mechanism;
the paint sewage liquid inlet pipe comprises a plurality of U-shaped pipes which are sequentially connected in series, a vertical pipe is arranged at the bottom of each U-shaped pipe, a solid precipitate outlet is formed in the bottom end of each vertical pipe, the liquid inlet end of the paint sewage liquid inlet pipe is connected with a paint sewage discharge pipeline, and the liquid outlet end of the paint sewage liquid inlet pipe is connected to the flocculation reaction chamber;
a flocculating agent adder is arranged on one side of the top of the flocculation reaction chamber, a liquid feeding pipeline leading to the inside of the flocculation reaction chamber is arranged at the outlet of the flocculating agent adder, a plurality of groups of flocculating agent liquid outlet holes are uniformly formed in the liquid feeding pipeline, and a liquid outlet is formed in the lower part of the flocculation reaction chamber; the stirring mechanism comprises a stirring motor arranged on the other side of the top of the flocculation reaction chamber and a stirring component positioned in the flocculation reaction chamber;
the filtering mechanism comprises a first cylindrical part, a second cylindrical part and a third cylindrical part which are sequentially connected, the upper part of the first cylindrical part is sealed and is provided with a liquid inlet, the liquid inlet is communicated with the liquid outlet through a pipeline, and the lower part of the first cylindrical part is provided with a first external thread; a second internal thread matched with the first external thread is arranged at the upper part of the second cylindrical part, a second external thread is arranged at the lower part of the second cylindrical part, and a first filter screen is arranged in the second cylindrical part; the upper part of the third cylinder part is provided with a third internal thread matched with the second external thread, the lower part of the third cylinder part is sealed and is provided with a liquid discharge port, a second filter screen is arranged in the third cylinder part,
a water outlet at the bottom of the absorption box body is communicated with a paint sewage inlet pipe through a water pump,
the flocculating agent adder is a dosing metering pump,
a sealing plug is arranged at the outlet of the solid sediment at the bottom end of the vertical pipe,
the liquid feeding pipeline is vertically arranged in the flocculation reaction chamber, the bottom of the liquid feeding pipeline is propped against the bottom of the flocculation reaction chamber,
the diameter of the filter mesh hole of the first filter screen is larger than that of the filter mesh hole of the second filter screen,
the cylinder walls of the second cylindrical part and the third cylindrical part are provided with transparent visual windows, and the number of the U-shaped pipes is two.
The water-gas separation box body is provided with an open inlet, and a water-gas outlet at the end part of the absorption box body penetrates through the open inlet to be communicated with a water isolation area of the water-gas separation box body.
The triangular baffle plate is electrically connected with an electrostatic generator so as to realize that the triangular baffle plate is charged with static electricity through the work of the electrostatic generator; one end of the triangular baffle plate is fixedly arranged in the absorption box body, and the other end of the triangular baffle plate is suspended or connected with the bottom or two sides of the inner wall of the absorption box body through a supporting piece; the triangular baffle plate is a metal triangular baffle plate.
The absorption bottom of the box body is provided with a heating cavity, and a heating coil is arranged in the heating cavity.
The water mist spraying device is at least two groups of water mist nozzles, and water outlets of the two groups of water mist nozzles are positioned above the plurality of groups of triangular baffle plates.
Four sides of the box body are provided with inclined downward flow guide sections.
A filter cartridge is arranged in the circulating water tank, and the circulating water spray head and the spray nozzle are respectively communicated with the interior of the filter cartridge through a pump; the blow-off pipe is respectively provided with a stop valve and a blow-off valve, the blow-off valve is positioned below the stop valve, and a precipitation cavity is formed between the stop valve and the blow-off valve; an active carbon filler layer is arranged in the exhaust pipe.
The aperture of the shunting screen plate is larger than the diameter of the air hole of the filter plate, and the air hole of the filter plate is a counter bore with the diameter of the bottom larger than the diameter of the top.
The filter plate is formed by splicing a plurality of fan-shaped plates; the liquid collecting tank is provided with a group of drain holes corresponding to the diversion trench, and each drain hole is respectively communicated with the inside of the circulating water tank through a pipeline.
The utility model has the advantages that: paint mist passes through the absorption box body, the water-gas separation box body and the purification tower to be adsorbed and filtered at multiple levels, and the quality of air inside and outside the paint spray booth is purified. The paint sewage is treated, the flocculant and the filtering device are utilized to purify the paint sewage, the influence of the paint sewage on the environment is effectively reduced, the design is reasonable, and the use is convenient.
Drawings
Fig. 1 is a schematic view of the connection structure of the water-gas separation box and the purification tower of the present invention.
FIG. 2 is a schematic view of the connection structure of the absorption tank and the sewage treatment device of the present invention.
Fig. 3 is a schematic view of the connection structure of the absorption box and the water-gas separation box of the present invention.
Fig. 4 is a schematic cross-sectional view of fig. 1A-a.
Fig. 5 is a schematic structural view of the absorption box of the present invention.
Fig. 6 is a schematic diagram of the structure of the filter plate of the present invention.
FIG. 7 is a schematic structural view of the sewage treatment apparatus of the present invention;
FIG. 8 is a schematic structural view of the liquid feeding pipe of the present invention;
fig. 9 is a schematic structural view of the filtering mechanism of the present invention;
fig. 10 is a schematic view of the internal structure of the filtering mechanism of the present invention.
Detailed Description
As shown in the figure, the utility model comprises an absorption box body 21, a water-gas separation box body 22, a purification tower and a sewage treatment device, wherein the absorption box body 21 is provided with a top inlet, a water-gas outlet at the end part and a water outlet at the bottom part, a plurality of groups of triangular baffle plates 24 which are arranged in a staggered way are arranged in the absorption box body 21, the water-gas separation box body 22 is provided with a gas outlet, a water-mist separator 23 is arranged in the water-gas separation box body 22 and divides the interior of the water-gas separation box body 22 into a water isolation area and an exhaust area, the absorption box body 21 is fixedly connected with the water-gas separation box body 22, the water-gas outlet at the end part of the absorption box body 21 is communicated with the water isolation area of the water-gas separation box body 22;
the purification tower comprises a tower body 1, a sewage discharge pipe 2 is arranged at the bottom of the tower body 1, an air inlet pipe 3 and an water inlet pipe 4 are respectively arranged on the side wall close to the bottom of the tower body 1, an exhaust pipe 5 is arranged at the top of the tower body 1, fans are respectively arranged on the air inlet pipe 3 and the exhaust pipe 5, the exhaust area of the water-gas separation box body 22 is communicated with the air inlet end of the air inlet pipe 3 through an air outlet, a circulating water tank 7, a flow dividing pipe 8, a flow dividing screen plate 9 and a filter plate 10 are sequentially arranged in the tower body 1 from bottom to top, one end of the flow dividing pipe 8 is closed, the other end of the flow dividing pipe is; the filter plate 10 is a conical filter plate, a circle of liquid collecting tank 12 is arranged on the bottom surface of the filter plate 10, the liquid collecting tank 12 is communicated with the inside of the circulating water tank 7 through a group of pipelines 14, a group of flow guide grooves 13 communicated with the liquid collecting tank 12 are annularly arrayed on the conical outer wall of the filter plate 10, a group of air holes are formed in the bottom of each flow guide groove 13, a circulating water spray head 15 and a spray head 16 are respectively arranged at the top point of the filter plate 10, the circulating water spray head 15 and the spray head 16 are respectively communicated with the inside of the circulating water tank 7 through pumps, the circulating water spray head 15 is positioned above the filter plate 10, a group of water outlets corresponding to the flow guide grooves 13 are arranged,
the sewage treatment device comprises a paint sewage inlet pipe 101, a flocculation reaction chamber 102, a flocculating agent adder 103, a stirring mechanism and a filtering mechanism 130;
the paint sewage liquid inlet pipe 101 comprises a plurality of U-shaped pipes 104 which are sequentially connected in series, the bottom of each U-shaped pipe 104 is provided with a vertical pipe 105, the bottom end of each vertical pipe 105 is provided with a solid precipitate outlet 106, the liquid inlet end of the paint sewage liquid inlet pipe 101 is connected with a paint sewage discharge pipeline, and the liquid outlet end of the paint sewage liquid inlet pipe 101 is connected to the flocculation reaction chamber 102;
a flocculating agent adder 103 is arranged on one side of the top of the flocculation reaction chamber 102, a liquid adding pipeline 107 leading to the inside of the flocculation reaction chamber 102 is arranged at an outlet of the flocculating agent adder 103, a plurality of groups of flocculating agent liquid outlet holes 108 are uniformly arranged on the liquid adding pipeline 107, and a liquid outlet 109 is arranged at the lower part of the flocculation reaction chamber 102; the stirring mechanism comprises a stirring motor 110 arranged at the other side of the top of the flocculation reaction chamber 102 and a stirring component 111 positioned in the flocculation reaction chamber 102;
the filtering mechanism 130 comprises a first cylindrical part 112, a second cylindrical part 113 and a third cylindrical part 114 which are connected in sequence, the upper part of the first cylindrical part 112 is sealed and is provided with a liquid inlet 115, the liquid inlet 115 is communicated with the liquid outlet 109 through a pipeline, and the lower part of the first cylindrical part 112 is provided with a first external thread 116; a second internal thread 117 matched with the first external thread 116 is arranged at the upper part of the second cylindrical part 113, a second external thread 118 is arranged at the lower part of the second cylindrical part 113, and a first filter screen 119 is arranged in the second cylindrical part 113; a third internal thread 120 matched with the second external thread 118 is arranged at the upper part of the third cylindrical part 114, a liquid outlet 121 is sealed and arranged at the lower part of the third cylindrical part 114, a second filter screen 122 is arranged in the third cylindrical part 114,
a water outlet at the bottom of the absorption box body 21 is communicated with a paint sewage inlet pipe 101 through a water pump,
the flocculating agent adder 103 is a dosing metering pump,
a sealing plug 123 is arranged at the solid sediment outlet 106 at the bottom end of the vertical pipe 105,
the liquid feeding pipeline 107 is vertically arranged in the flocculation reaction chamber 102, the bottom of the liquid feeding pipeline 107 is abutted with the bottom of the flocculation reaction chamber 102,
the first screen 119 has a screen hole diameter larger than that of the second screen 122,
the walls of the second cylindrical portion 113 and the third cylindrical portion 114 are provided with transparent windows 124, and the number of the plurality of U-shaped tubes 104 is two.
The water-gas separation tank 22 is provided with an open inlet, and the water-gas outlet at the end of the absorption tank 21 passes through the open inlet to communicate with the water isolation region of the water-gas separation tank 22.
The triangular baffle plate 24 is electrically connected with an electrostatic generator so as to realize that the triangular baffle plate 24 is charged with static electricity through the work of the electrostatic generator; one end of the triangular baffle plate 24 is fixedly arranged in the absorption box body 21, and the other end of the triangular baffle plate 24 is suspended or connected with the bottom or two sides of the inner wall in the absorption box body 21 through a supporting piece; the triangular baffle 24 is a metal triangular baffle 24.
The bottom of the absorption box body 21 is provided with a heating cavity, and a heating coil is arranged in the heating cavity.
The water mist spraying device is at least two groups of water mist nozzles, and water outlets of the two groups of water mist nozzles are positioned above the plurality of groups of triangular baffle plates 24.
Four sides of the box body are provided with inclined downward flow guide sections.
A filter cartridge 17 is arranged in the circulating water tank 7, and the circulating water spray head 15 and the spray head 16 are respectively communicated with the interior of the filter cartridge 17 through a pump; the blow-off pipe 2 is respectively provided with a stop valve and a blow-off valve, the blow-off valve is positioned below the stop valve, and a precipitation cavity is formed between the stop valve and the blow-off valve; an active carbon filler layer is arranged in the exhaust pipe 5.
The aperture of the shunting screen plate 9 is larger than the diameter of the air hole of the filter plate 10, and the air hole of the filter plate 10 is a countersunk hole with the diameter of the bottom larger than the diameter of the top.
The filter plate 10 is formed by splicing a plurality of fan-shaped plates; a group of drain holes corresponding to the diversion trench 13 are formed on the liquid collection trench 12, and each drain hole is respectively communicated with the inside of the circulating water tank 7 through a pipeline 14.
The working mode is as follows:
when the device is used, paint mist sprayed is sprayed onto the triangular baffle plates 24 through the water mist spraying device and then enters the absorption box body 21, a part of water and paint mixture can pass through a water vapor outlet at the end part of the absorption box body 21 and enter a water isolation area of the water vapor separation box body 22, meanwhile, under the action of the air pump, gas entering the absorption box body 21 passes through the water isolation area and the water mist separator 23 thereof to enter an exhaust area, and is pumped into the purification tower by the fan, and the water and the paint in the absorption box body 21 flow out through a water outlet at the bottom of the absorption box body 21.
Function and function of the triangular baffles 24: 1. through the electrostatic generator, the metal body of the triangular baffle plate 24 becomes a positive charge carrier, so that the adsorption force is generated on paint mist dust with negative charges, and the collection rate of the paint mist dust is improved; 2. the two inclined surfaces of the triangular baffle plate 24 can reduce the resistance of the air duct; 3. the direction of the air flow is changed by the inclined plane of the multi-level triangular baffle plate 24 to form baffling, so that the collision probability of paint mist and the plate surface is increased, and the collection rate is improved; 4. the spraying device continuously sprays water mist on the inclined plane of the triangular baffle plate 24 to form a multi-level water curtain, so that the paint mist collection rate is further improved, meanwhile, the paint mist cannot be attached to the inclined plane of the triangular baffle plate 24 to form accumulation and block a ventilation channel, and the absorption box body 21 can be placed under the ground or on the ground for use during use.
The working mode of the purification tower is as follows: each water outlet of the circulating water spray head 15 corresponds to one guide groove 13, liquid in the circulating water tank 7 flows out from each water outlet of the circulating water spray head 15 through a pump, then sequentially passes through the guide grooves 13, the liquid collecting tank 12 and the group of pipelines 14 and then enters the circulating water tank 7 to form circulation, the water outlets of the pipelines 14 are located above the water surface of the circulating water tank 7, and meanwhile, the liquid in the circulating water tank 7 is sprayed out from the spray nozzles 16 through the pump, so that a mist layer is formed between the flow distribution screen plate 9 and the filter plate 10.
The gas in the exhaust area of the water-gas separation box body 22 is discharged into the flow dividing pipe 8 through the fan of the gas inlet pipe 3 and then is dispersed into the tower body 1 from each gas outlet of the flow dividing pipe 8, the gas passes through the flow dividing screen plate 9, the mist layer and each gas hole of the filter plate 10 in sequence and then is discharged through the fan of the gas outlet pipe 5, the flow dividing screen plate 9 enables the paint mist to uniformly enter the mist layer, then the mist layer performs primary neutralization adsorption on the paint mist, the diameter of each gas hole of the filter plate 10 is 0.5-1mm, the liquid flows above each gas hole of the filter plate 10, the depth of the liquid in each flow guide groove 13 is not more than 2mm, and the gas is discharged after being subjected to secondary adsorption filtration with the liquid when passing through.
The filter cartridge 17 filters the liquid in the circulating water tank 7 and then circulates the liquid, so that the sediment is prevented from entering the circulating water spray head 15 and the spray head 16.
The gas pocket of filter 10 is the counter sink, and liquid flows above the counter sink that the diameter is less, and gaseous entering from the great counter sink below of diameter can reduce the liquid in the guiding gutter 13 and ooze from the counter sink when making things convenient for gaseous entering, opens on the reposition of redundant personnel otter board 9 and has a set of pipeline 14 to dodge the hole.
Be equipped with stop valve and blowoff valve on blow off pipe 2 respectively, the blowoff valve is located the stop valve below, and 1 bottom of tower body is the arc, and the stop valve is in the form of opening during gas purification, and the deposit after the purification deposits to the sedimentation intracavity, and when needs blowdown, the stop valve is closed, open the blowoff valve can.
The activated carbon packing layer effectively adsorbs and purifies part of toxic gas in the paint mist.
When the sewage treatment apparatus is used, the absorption tank body 21 can be placed under the ground or on the ground for use.
The paint sewage inlet pipe 101 is conveyed into the flocculation reaction chamber 102 through a plurality of U-shaped pipes 104, solid matters in the paint sewage can be precipitated in the vertical pipe 105 in the conveying process, and a sealing plug 123 at the bottom end of the vertical pipe 105 is pulled out periodically to discharge the solid precipitates; the sewage entering the flocculation reaction chamber 102 is mixed with the flocculant solution added by the flocculant adder 103, and then is stirred by the stirring mechanism to accelerate the flocculation of the sewage, and the flocculated sewage can be discharged through a liquid outlet 109 at the lower part of the flocculation reaction chamber 102 after the flocculation is finished. The flocculated wastewater is filtered by the first and second sieves 119 and 122 provided in the second and third cylindrical sections 113 and 114 of the filtering mechanism 130, and the flocculated precipitate is separated and then taken out to be treated as solid waste. The utility model discloses handle paint sewage, utilize flocculating agent and filter equipment to purify paint sewage, effectively reduce paint sewage to the influence of environment, reasonable in design, convenient to use.
Claims (9)
1. An oil-gas treatment system of a paint spray booth is characterized by comprising an absorption box body (21), a water-gas separation box body (22), a purification tower and a sewage treatment device, wherein the absorption box body (21) is provided with a top inlet, a water-gas outlet at the end part and a water outlet at the bottom part, a plurality of groups of triangular baffle plates (24) which are arranged in a staggered manner are arranged in the absorption box body (21), an air outlet is arranged on the water-gas separation box body (22), a water mist separator (23) is arranged in the water-gas separation box body (22), and the interior of the water-gas separation box body (22) is divided into a water isolation area and an exhaust area, the absorption box body (21) is fixedly connected with the water-gas separation box body (22), a water-vapor outlet at the end part of the absorption box body (21) is communicated with a water isolation area of the water-vapor separation box body (22), and a water mist spraying device with a water outlet positioned above the plurality of groups of triangular baffle plates (24) is arranged on the absorption box body (21);
the purification tower comprises a tower body (1), a sewage discharge pipe (2) is arranged at the bottom of the tower body (1), an air inlet pipe (3) and an water inlet pipe (4) are respectively arranged on the side wall close to the bottom of the tower body (1), an exhaust pipe (5) is arranged at the top of the tower body (1), fans are respectively arranged on the air inlet pipe (3) and the exhaust pipe (5), the exhaust area of a water-gas separation box body (22) is communicated with the air inlet end of the air inlet pipe (3) through an air outlet, a circulating water pool (7), a flow dividing pipe (8), a flow dividing screen plate (9) and a filter plate (10) are sequentially arranged in the tower body (1) from bottom to top, one end of the flow dividing pipe (8) is closed, the other end of the flow dividing pipe is open, a plurality of groups; the filter plate (10) is a conical filter plate, a circle of liquid collecting tank (12) is arranged on the bottom surface of the filter plate (10), the liquid collecting tank (12) is communicated with the inside of the circulating water tank (7) through a group of pipelines (14), a group of flow guide grooves (13) communicated with the liquid collecting tank (12) are arranged on the conical outer wall of the filter plate (10) in an annular array mode, a group of air holes are formed in the bottom of each flow guide groove (13), circulating water spray heads (15) and spraying spray nozzles (16) are respectively arranged at the top points of the filter plate (10), the circulating water spray heads (15) and the spraying nozzles (16) are respectively communicated with the inside of the circulating water tank (7) through pumps, the circulating water spray heads (15) are located above the filter plate (10), a group of water outlets corresponding to the flow guide grooves (13) are arranged at the water outlet ends of the circulating water spray nozzles (,
the sewage treatment device comprises a paint sewage inlet pipe (101), a flocculation reaction chamber (102), a flocculant adder (103), a stirring mechanism and a filtering mechanism (130);
the paint sewage liquid inlet pipe (101) comprises a plurality of U-shaped pipes (104) which are sequentially connected in series, the bottom of each U-shaped pipe (104) is provided with a vertical pipe (105), the bottom end of each vertical pipe (105) is provided with a solid precipitate outlet (106), the liquid inlet end of the paint sewage liquid inlet pipe (101) is connected with a paint sewage discharge pipeline, and the liquid outlet end of the paint sewage liquid inlet pipe (101) is connected to the flocculation reaction chamber (102);
a flocculating agent adder (103) is arranged on one side of the top of the flocculation reaction chamber (102), a liquid adding pipeline (107) leading to the inside of the flocculation reaction chamber (102) is arranged at an outlet of the flocculating agent adder (103), a plurality of groups of flocculating agent liquid outlet holes (108) are uniformly formed in the liquid adding pipeline (107), and a liquid outlet (109) is formed in the lower part of the flocculation reaction chamber (102); the stirring mechanism comprises a stirring motor (110) arranged on the other side of the top of the flocculation reaction chamber (102) and a stirring component (111) positioned in the flocculation reaction chamber (102);
the filtering mechanism (130) comprises a first cylindrical part (112), a second cylindrical part (113) and a third cylindrical part (114) which are sequentially connected, the upper part of the first cylindrical part (112) is sealed and is provided with a liquid inlet (115), the liquid inlet (115) is communicated with the liquid outlet (109) through a pipeline, and the lower part of the first cylindrical part (112) is provided with a first external thread (116); a second internal thread (117) matched with the first external thread (116) is arranged at the upper part of the second cylindrical part (113), a second external thread (118) is arranged at the lower part of the second cylindrical part (113), and a first filter screen (119) is arranged in the second cylindrical part (113); a third internal thread (120) matched with the second external thread (118) is arranged at the upper part of the third cylindrical part (114), the lower part of the third cylindrical part (114) is sealed and is provided with a liquid discharge port (121), a second filter screen (122) is arranged in the third cylindrical part (114),
a water outlet at the bottom of the absorption box body (21) is communicated with a paint sewage inlet pipe (101) through a water pump,
the flocculating agent adder (103) is a dosing metering pump,
a sealing plug (123) is arranged at the solid sediment outlet (106) at the bottom end of the vertical pipe (105),
the liquid feeding pipeline (107) is vertically arranged in the flocculation reaction chamber (102), the bottom of the liquid feeding pipeline (107) is butted with the bottom of the flocculation reaction chamber (102),
the diameter of the filter mesh hole of the first filter screen (119) is larger than that of the filter mesh hole of the second filter screen (122),
the walls of the second cylindrical part (113) and the third cylindrical part (114) are provided with transparent visual windows (124), and the number of the U-shaped pipes (104) is two.
2. The oil and gas treatment system for the paint spray booth according to claim 1, wherein the water-gas separation tank (22) is provided with an open inlet, and the water-gas outlet at the end of the absorption tank (21) is communicated with the water isolation area of the water-gas separation tank (22) through the open inlet.
3. The oil and gas treatment system for the paint spray booth as claimed in claim 1, wherein an electrostatic generator is electrically connected to the triangular baffle plate (24) to charge the triangular baffle plate (24) with static electricity by the operation of the electrostatic generator; one end of the triangular baffle plate (24) is fixedly arranged in the absorption box body (21), and the other end of the triangular baffle plate (24) is suspended in the air or is connected with the bottom or two sides of the inner wall in the absorption box body (21) through a supporting piece; the triangular baffle plate (24) is a metal triangular baffle plate (24).
4. The paint spray booth oil and gas treatment system of claim 1, wherein a heating chamber is disposed at the bottom of said absorption tank (21), and a heating coil is installed in said heating chamber.
5. The paint spray booth oil and gas treatment system of claim 1, wherein the water mist spray system is at least two sets of water mist spray heads, the outlets of the two sets of water mist spray heads being above the plurality of sets of triangular baffles (24).
6. The paint spray booth oil and gas treatment system of claim 1, wherein the box body is provided with inclined downward flow guide sections on four sides.
7. The oil and gas treatment system for the paint spray booth according to claim 1, wherein a filter cartridge (17) is arranged in the circulating water tank (7), and the circulating water spray head (15) and the spray nozzle (16) are respectively communicated with the inside of the filter cartridge (17) through a pump; a stop valve and a drain valve are respectively arranged on the drain pipe (2), the drain valve is positioned below the stop valve, and a precipitation cavity is formed between the stop valve and the drain valve; an active carbon filler layer is arranged in the exhaust pipe (5).
8. The paint spray booth oil and gas treatment system of claim 1, wherein the diameter of the diversion screen (9) is larger than the diameter of the air holes of the filter plate (10), and the air holes of the filter plate (10) are countersunk holes with the diameter of the bottom larger than the diameter of the top.
9. The paint spray booth oil and gas treatment system of claim 1, wherein the filter panel (10) is formed by splicing a plurality of fan-shaped panels; a group of drain holes corresponding to the diversion trench (13) are arranged on the liquid collection trench (12), and each drain hole is communicated with the inside of the circulating water pool (7) through a pipeline (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921078033.2U CN210333124U (en) | 2019-07-11 | 2019-07-11 | Oil gas treatment system of paint spray booth |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921078033.2U CN210333124U (en) | 2019-07-11 | 2019-07-11 | Oil gas treatment system of paint spray booth |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871063A (en) * | 2020-07-20 | 2020-11-03 | 安徽华哲标签科技有限公司 | Printing ink waste water treatment purifier |
| CN113731339A (en) * | 2021-11-08 | 2021-12-03 | 东营威联化学有限公司 | P-xylene oxidation crystallization device |
| CN115501651A (en) * | 2021-06-23 | 2022-12-23 | 中国石油化工股份有限公司 | Oil-water separation structure and oil-water separation method |
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2019
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| CN111871063A (en) * | 2020-07-20 | 2020-11-03 | 安徽华哲标签科技有限公司 | Printing ink waste water treatment purifier |
| CN115501651A (en) * | 2021-06-23 | 2022-12-23 | 中国石油化工股份有限公司 | Oil-water separation structure and oil-water separation method |
| CN115501651B (en) * | 2021-06-23 | 2024-02-23 | 中国石油化工股份有限公司 | Oil-water separation structure and oil-water separation method |
| CN113731339A (en) * | 2021-11-08 | 2021-12-03 | 东营威联化学有限公司 | P-xylene oxidation crystallization device |
| CN113731339B (en) * | 2021-11-08 | 2022-03-11 | 东营威联化学有限公司 | P-xylene oxidation crystallization device |
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Effective date of registration: 20210324 Address after: 448124 no.238 Longjing Avenue, high tech Zone, Jingmen City, Hubei Province (No.19, Jingmen jiupaitong Zhongchuang space) Patentee after: JINGMEN YIXUAN SURFACE TREATMENT TECHNOLOGY Co.,Ltd. Address before: 448124 building 7, Chuangye Avenue, Duodao District, high tech Zone, Jingmen City, Hubei Province (Jusheng incubator) Patentee before: JINGMEN TUODA TECHNOLOGY Co.,Ltd. |