CN112999841B - Organochlorine pesticide pollutes soil and restores and uses high energy ion exhaust-gas treatment reactor - Google Patents

Abstract

The invention discloses a high-energy ion waste gas treatment reactor for restoring organochlorine pesticide contaminated soil, which comprises a rack, a reactor shell, an air inlet assembly, a high-energy ion reaction assembly, a heat exchanger, a power assembly and a controller, wherein the rack is used for accommodating organic chloride pesticide contaminated soil; the reactor shell is arranged on the frame, and an air outlet interface and an air inlet pipe are arranged on the reactor shell; the gas inlet assembly is arranged at the bottom in the reactor shell and used for mixing organic chlorine waste gas and air and then introducing the mixture into the reactor shell, the high-energy ion reaction assembly is arranged in the reactor shell and used for ionizing the waste gas and destroying an organic matter structure in the waste gas, the heat exchanger is arranged at the top in the reactor shell and used for cooling the purified waste gas, the power assembly is used for providing power for the gas inlet assembly and the high-energy ion reaction assembly, and the controller is connected with various electrical elements and used for controlling the automatic operation of the device; the invention has reasonable structural design and high organic chlorine waste gas treatment efficiency, and is suitable for large-scale popularization.

Description

Organochlorine pesticide pollutes soil and restores and uses high energy ion exhaust-gas treatment reactor

Technical Field

The invention relates to the technical field of soil remediation equipment, in particular to a high-energy ion waste gas treatment reactor for remediation of organochlorine pesticide-polluted soil.

Background

The modern pesticide in China starts in the middle of the 40 th generation of the 20 th century, synthetic research on the snivel starts in the central industrial experimental field of Sichuan, a snivel workshop is newly built in a Sichuan Luzhou chemical plant in 1950, the Sichuan Luzhou chemical plant is put into production in 1951, the yield is 113 tons, and the snivel-resistant pesticide is mainly used for sanitary prevention and treatment. Sixty six years of production developed by northern Hua agricultural institute and Shanghai disease and pest medical and drug facility factory are also put into production in 1951, and then toxaphene developed by Zhejiang chemical research institute is put into production in Zhejiang province, Min province, Wan province and the like. Liuliu six developed in Shenyang chemical research in 1952 is also put into production in Shenyang; the production of sixty-six is developed rapidly in China, and the highest annual yield reaches 35 ten thousand tons in the 70 th generation. The annual output of the dichlorodiphenyl trichloroethane reaches about 2.5 ten thousand tons, and various organochlorine pesticides such as aldrin, dieldrin, isoaldrin, endrin, heptachlor, chlordane and toxaphene, the annual capacity and the output of the dichlorodiphenyl trichloroethane reach about 40 ten thousand tons, which is a prosperous period for the development of organochlorine pesticides in China and is also called as an organochlorine era; during the crop spraying process, the organochlorine pesticide can be remained in a large amount in water and soil environments, so that the development of an efficient organochlorine pesticide polluted soil remediation technology is always a hot problem for environmental engineering research.

In the prior art, the high-temperature pyrolysis technology is generally adopted to repair and treat the soil polluted by organic chlorine, and a large amount of organic pollution gas can be volatilized from the soil in the heating process of the soil polluted by organic chlorine, so that the aim of repairing the polluted soil is fulfilled. However, these organic gases are discharged into the outside air without being treated, and thus inevitably cause secondary pollution to the environment.

Disclosure of Invention

Aiming at the technical problems, the invention provides a safe and efficient high-energy ion waste gas treatment reactor for restoring soil polluted by organochlorine pesticides.

The technical scheme of the invention is as follows: a high-energy ion waste gas treatment reactor for restoring organochlorine pesticide contaminated soil comprises a rack, a reactor shell, an air inlet assembly, a high-energy ion reaction assembly, a heat exchanger, a power assembly and a controller; the reactor shell is movably clamped on the rack, an air outlet interface is arranged at the top end of the reactor shell, and an air access pipe is arranged on the side wall of the reactor shell;

the gas inlet assembly comprises a centrifugal fan, a gas homogenizing disc and a gas mixer, wherein a waste gas inlet pipe is movably connected to a gas inlet of the centrifugal fan, a gas outlet of the centrifugal fan penetrates through the bottom of the reactor shell, the gas homogenizing disc is movably clamped at the bottom end of the inner part of the reactor shell, a groove is formed in the bottom of the gas homogenizing disc, the gas homogenizing disc is connected with a gas outlet of the centrifugal fan through the groove, 5-8 first gas homogenizing grooves are uniformly distributed in the circumferential direction of the groove, 5-8 second gas homogenizing grooves communicated with the first gas homogenizing grooves are uniformly arranged in the circumferential direction of the side wall of the gas homogenizing disc, an installation cavity is formed in the gas homogenizing disc, 5-8 third gas homogenizing grooves communicated with the installation cavity and the second gas homogenizing grooves are formed in the inner side of the gas homogenizing disc, and the gas mixer is movably clamped in the installation cavity;

the high-energy ion reaction component comprises a high-energy ion generator, ion excitation blocks and a mounting rack, wherein the mounting rack is movably clamped in the reactor shell and is positioned at the upper end of the gas homogenizing disc, the mounting rack comprises an outer cylinder, an inner cylinder and porous end plates, 4-8 groups of movable grooves are uniformly arranged on the outer cylinder from top to bottom, 4-8 gear rings are movably clamped on the outer wall of the outer cylinder, each gear ring respectively corresponds to each group of movable grooves, 4-7 movable grooves are arranged in each group of movable grooves, two porous end plates are arranged and are respectively arranged at the upper end and the lower end of the outer cylinder, the inner cylinder is movably sleeved in the outer cylinder and is fixedly connected with the porous end plates, each ion excitation block comprises an anode excitation block and a cathode excitation block, the number of the anode excitation blocks, the number of the cathode excitation blocks and the number of the movable grooves are correspondingly consistent, and each anode excitation block is movably clamped in each movable groove, the cathode excitation blocks are uniformly distributed on the outer wall of the inner barrel, a rotating shaft is arranged on one side of the outer barrel, the upper end and the lower end of the rotating shaft are respectively rotationally clamped with the two porous end plates, and a pinion meshed with each gear ring is sleeved on the rotating shaft; the high-energy ion generator is arranged on the rack and is respectively and electrically connected with the positive excitation block and the negative excitation block;

the heat exchanger is movably clamped at the top in the reactor shell and is connected by 2-4 heat exchange blocks which are communicated up and down, each heat exchange block is provided with a through hole which is staggered up and down, the outer wall of the reactor shell is respectively provided with a cooling liquid input pipe and a cooling liquid output pipe, and the cooling liquid input pipe and the cooling liquid output pipe are respectively communicated with the two heat exchange blocks at the top and the bottom;

the power assembly comprises a first motor and a second motor, the first motor and the second motor are respectively arranged on the rack, the first motor is used for transmission through a chain as a rotating shaft, an output shaft of the second motor penetrates through the reactor shell, and the output shaft is used for transmission through a first bevel gear as a gas mixer;

the controller is arranged on the rack and is respectively and electrically connected with the centrifugal fan, the high-energy ion generator, the first motor and the second motor.

Further, the gas mixer comprises a main shaft and a porous vertical plate, two ends of the main shaft are respectively and movably sleeved with a connecting plate, the main shaft is connected with the installation cavity in a rotating mode through the connecting plate in a rotating mode, the porous vertical plate is provided with 5-8 porous vertical plates which are evenly distributed in the circumferential direction of the main shaft, a second bevel gear is arranged at the top end of the main shaft and is connected with a first bevel gear in a meshed mode, the main shaft is driven to rotate through the first bevel gear on a second motor, organic waste gas entering from a third uniform air groove and air entering from an air access pipe are evenly mixed through the porous vertical plate on the main shaft, the ionization effect of the organic waste gas can be promoted, and therefore the purification effect of the waste gas is promoted.

Further, the inside activity of inner tube is provided with the column spinner, porous end plate is run through to the column spinner bottom, and be provided with third bevel gear, third bevel gear is connected with first bevel gear meshing, be provided with the arc wall that corresponds with negative pole excitation piece position on the column spinner on the outer wall, each negative pole excitation piece all is provided with perpendicular groove with the inner tube junction, each negative pole excitation piece runs through behind the perpendicular groove with arc wall activity joint, it rotates to drive the column spinner through the second motor, the column spinner rotates the in-process, negative pole excitation piece can be followed and is erected the groove and reciprocate, make the negative pole excite the intensive ionized gas who is rich in positive and negative oxygen ion that produces between piece and the positive pole excitation piece, realize the thorough purification of organochlorine waste gas.

Further, the reactor shell comprises a body and two conical covers, the body is movably clamped on the rack, the two conical covers are movably connected to the upper end and the lower end of the body through bolts respectively, and the conical covers are movably connected with the body, so that internal components of the reactor shell are maintained and replaced conveniently, the maintenance cost of equipment is reduced, the operation cost of the equipment is reduced, and economic benefits are improved.

Further, positive pole arouses piece and activity groove, negative pole arouse the piece and erect the groove junction and all be provided with the axle sleeve, through setting up the axle sleeve for the removal that positive pole arouses piece and negative pole arouses the piece is more smooth and easy, reduces the wearing and tearing that positive pole arouses between piece and the mounting bracket arouse piece and negative pole, and then the life of extension equipment.

Further, be provided with the cotton layer of heat preservation between urceolus and the reactor casing, can provide good heat preservation effect for the organic waste gas of ionization through setting up the cotton layer of heat preservation, promote organic waste gas's purifying effect.

Further, waste gas inserts the pipe and is provided with gas filter with centrifugal fan junction, utilizes the filter to carry out the filtering to the large granule impurity in the organochlorine waste gas, avoids large granule impurity to get into in the reactor casing and increase the running load of equipment.

Further, be provided with electric heating wire on the inner wall of urceolus, electric heating wire sets up with the activity groove interval, through setting up electric heating wire, can provide sufficient heat for the organochlorine waste gas of ionization for the organic matter in the waste gas is thoroughly destroyed, improves the treatment effect of this device.

Further, the bottom end of the rack is provided with a vibration stopping pad, and vibration generated in the operation process of the equipment can be effectively reduced by arranging the vibration stopping pad, so that the equipment is safer and more environment-friendly in operation.

Further, air access pipe tip cover is equipped with the protection casing, can avoid during external impurity inhales the air access pipe and cause the air access pipe to block up, improve equipment's operating stability and security through setting up the protection casing.

Further, even air disk rotates the joint bottom in reactor housing, and the movable joint of main shaft is inside the installation cavity, and when the second motor drove the main shaft and rotates the in-process, even air disk rotated along with the main shaft for the air that gets into from the air access pipe can intermittent type nature through the even air tank of third, improves the mixed effect of organic waste gas and air.

The working principle of the invention is that the method comprises the following steps:

s1, connecting the centrifugal fan, the high-energy ion generator, the first motor and the second motor with an external power supply respectively, and connecting waste gas generated in the process of restoring the organochlorine pesticide-polluted soil with a waste gas access pipe;

s2, under the action of the centrifugal fan, waste gas enters the groove at the bottom of the gas homogenizing disc through the air outlet of the centrifugal fan, and sequentially passes through the first gas homogenizing groove, the second gas homogenizing groove and the third gas homogenizing groove to enter the installation cavity; meanwhile, after external air enters a third air homogenizing groove through an air access pipe, waste gas is mixed, a controller controls a second motor to start, a first bevel gear on the second motor and a second bevel gear on a main shaft are meshed to drive an air homogenizing disc to rotate, mixing of the gas is promoted, and the mixed gas enters an area between an outer barrel and an inner barrel through a porous end plate at the bottom of an installation frame;

s3, the controller is used for controlling the first motor to start, the first motor drives the rotating shaft to rotate, the pinion on the rotating shaft and the gear ring are meshed to drive each positive pole excitation block to reciprocate in the movable groove on the outer cylinder, and meanwhile, as the third bevel gear on the rotating column is meshed with the first bevel gear, each negative pole excitation block can move up and down along the vertical groove in the rotating process of the rotating column; the method comprises the following steps of (1) destroying organic pollutants in organic waste gas by using ion gas rich in positive and negative oxygen ions generated between a positive excitation block and a negative excitation block to achieve the purpose of purifying the organic waste gas;

s4, connecting the cooling liquid input pipe and the cooling liquid output pipe with external cooling liquid and a collecting device respectively, enabling the organic waste gas after high-energy ion purification treatment to enter the heat exchange blocks through the porous end plates at the top end of the mounting frame, cooling the organic waste gas after passing through the through holes in the heat exchange blocks in sequence, and finally discharging the organic waste gas out of the reactor shell through the air outlet interface.

Compared with the prior art, the invention has the beneficial effects that: the reactor has reasonable structural design, organic waste gas is injected into the reactor shell by using the centrifugal fan, and the waste gas is treated by the filter process before entering the reactor shell, so that large-particle impurities are prevented from entering the reactor shell to increase the running load of equipment, the running stability and reliability of the equipment are improved, the waste gas and outside air are uniformly mixed by using the air homogenizing assembly, and a good foundation is laid for the waste gas ionization treatment of the reactor; the positive excitation block capable of reciprocating on the outer cylinder and the negative excitation block capable of reciprocating along the inner cylinder can be used for generating dense ion gas rich in positive and negative oxygen ions, so that organic matters in the organic waste gas are thoroughly destroyed, and the purification effect of the organic waste gas is improved; the purified waste gas is discharged out of the shell of the reactor after being treated by the heat exchanger, thereby avoiding the pollution of high-temperature gas to the external environment and improving the environment protection and safety of the device.

Drawings

FIG. 1 is a longitudinal section of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a schematic structural view of the gas distribution plate of the present invention;

FIG. 4 is a distribution diagram of a first air uniformization groove and a second air uniformization groove on an air uniformization disc according to the invention;

FIG. 5 is a schematic view of the connection of the gas mixer of the present invention to the gas homogenizing plate;

FIG. 6 is a schematic view of the connection of the gas mixer of the present invention to the body;

FIG. 7 is a schematic view of the ion excitation block and mounting block of the present invention in a body;

FIG. 8 is a schematic view of the connection of the negative excitation block to the inner cylinder according to the present invention;

wherein, 1-a frame, 2-a reactor shell, 20-an air outlet interface, 21-an air access pipe, 210-a protective cover, 22-a body, 23-a conical cover, 3-an air inlet component, 30-a centrifugal fan, 300-a waste gas access pipe, 301-a gas filter, 31-an air homogenizing disc, 310-a groove, 311-a first air homogenizing groove, 312-a second air homogenizing groove, 313-an installation cavity, 314-a third air homogenizing groove, 32-a gas mixer, 320-a main shaft, 321-a porous vertical plate, 322-a connecting plate, 323-a second bevel gear, 4-a high-energy ion reaction component, 40-a high-energy ion generator, 41-an ion excitation block, 410-an anode excitation block, 411-a cathode excitation block, 42-an installation rack, 420-outer cylinder, 4200-movable groove, 4201-gear ring, 421-inner cylinder, 4210-vertical groove, 422-porous end plate, 423-rotating shaft, 4230-pinion, 424-rotating column, 4240-third bevel gear, 4241-arc groove, 425-heat insulation cotton layer, 5-heat exchanger, 50-heat exchange block, 500-through hole, 501-cooling liquid input pipe, 502-cooling liquid output pipe, 6-power assembly, 60-first motor, 61-second motor, 610-first bevel gear and 7-controller.

Detailed Description

Example (b): as shown in fig. 1 and 2, the high-energy ion waste gas treatment reactor for restoring organochlorine pesticide contaminated soil comprises a frame 1, a reactor shell 2, an air inlet component 3, a high-energy ion reaction component 4, a heat exchanger 5, a power component 6 and a controller 7; the bottom end of the frame 1 is provided with the shock-proof pad, so that the shock generated in the operation process of the equipment can be effectively reduced by arranging the shock-proof pad, and the operation of the equipment is safer and more environment-friendly; the reactor shell 2 comprises a body 22 and two conical covers 23, the body 22 is movably clamped on the rack 1, the two conical covers 23 are movably connected to the upper end and the lower end of the body 22 through bolts respectively, and the conical covers 23 movably connected with the body 22 are arranged, so that the maintenance and replacement of internal components of the reactor shell 2 are facilitated, the maintenance cost of equipment is reduced, the operation cost of the equipment is further reduced, and the economic benefit is improved; an air outlet port 20 is arranged on a conical cover 23 positioned at the upper end of the body 22, an air access pipe 21 is arranged on the side wall of the body 22, a protective cover 210 is sleeved at the end part of the air access pipe 21, the air access pipe 21 can be prevented from being blocked due to the fact that external impurities are sucked into the air access pipe 21 through the protective cover 210, and the operation stability and the safety of the equipment are improved;

as shown in fig. 1, 3, 4, 5, and 6, the air inlet assembly 3 includes a centrifugal fan 30, an air homogenizing disc 31, and a gas mixer 32, an exhaust gas inlet pipe 300 is movably connected to an air inlet of the centrifugal fan 30, a gas filter 301 is disposed at a connection between the exhaust gas inlet pipe 300 and the centrifugal fan 30, and the filter 301 is used to filter large particle impurities in the organochlorine exhaust gas, so as to prevent the large particle impurities from entering the reactor shell 2 and increasing the operation load of the device; the gas outlet of the centrifugal fan 30 penetrates through the bottom of the reactor shell 2, the gas homogenizing disc 31 is rotatably clamped in the conical cover 23 at the lower end of the body 22, a groove 310 is arranged at the bottom of the gas homogenizing disc 31, the gas homogenizing disc 31 is connected with the gas outlet of the centrifugal fan 30 through the groove 310, 6 first gas homogenizing grooves 311 are circumferentially and uniformly distributed on the groove 310, 6 second gas homogenizing grooves 312 communicated with the first gas homogenizing grooves 311 are circumferentially and uniformly arranged on the side wall of the gas homogenizing disc 31, an installation cavity 313 is arranged in the gas homogenizing disc 31, 6 third gas homogenizing grooves 314 respectively communicated with the installation cavity 313 and the second gas homogenizing grooves 312 are arranged at the upper position in the gas homogenizing disc 31, the gas mixer 32 comprises a main shaft 320 and porous vertical plates 321, connecting plates 322 are respectively movably sleeved at the two ends of the main shaft 320, the main shaft 322 is movably clamped with the installation cavity 313 through the connecting plates 322, the porous vertical plates 321 are provided with 6, and the 6 porous vertical plates 321 are uniformly distributed in the circumferential direction of the main shaft 322, the top end of the main shaft 320 is provided with a second bevel gear 323, and in the rotation process of the main shaft 322, the organic waste gas entering from the third air homogenizing groove 314 and the air entering from the air access pipe 21 are uniformly mixed by using the porous vertical plate 321 on the main shaft 322, so that the ionization effect of the organic waste gas can be promoted, and the purification effect of the waste gas is promoted;

as shown in fig. 1, 2, 7, and 8, the high-energy ion reaction assembly 4 includes a high-energy ion generator 40, an ion excitation block 41, and a mounting frame 42, the mounting frame 42 is movably clamped inside the body 22, the mounting frame 42 includes an outer cylinder 420, an inner cylinder 421, and a porous end plate 422, 5 sets of movable slots 4200 are uniformly disposed on the outer cylinder 420 from top to bottom, 5 toothed rings 4201 are movably clamped on the outer wall of the outer cylinder 420, each toothed ring 4201 corresponds to each set of movable slots 4200, 6 movable slots 4200 are disposed in each set, two porous end plates 422 are disposed and disposed at the upper and lower ends of the outer cylinder 420, the inner cylinder 421 is movably sleeved inside the outer cylinder 420 and is fixedly connected to the porous end plate 422, the ion excitation block 41 includes a positive excitation block 410 and a negative excitation block 411, the numbers of the positive excitation block 410, the negative excitation block 411, and the movable slots 4200 are correspondingly consistent, each positive excitation block 410 is movably clamped inside each movable slot 4200, the cathode excitation blocks 411 are uniformly distributed on the outer wall of the inner cylinder 421, a rotating shaft 423 is arranged on one side of the outer cylinder 420, the upper end and the lower end of the rotating shaft 423 are rotatably clamped with the two porous end plates 422 respectively, and the rotating shaft 423 is sleeved with a pinion 4230 meshed with each gear ring 4201; a rotating column 424 is movably arranged in the inner cylinder 421, the bottom of the rotating column 424 penetrates through the porous end plate 422 and is provided with a third bevel gear 4240, the third bevel gear 4240 is in meshed connection with the first bevel gear 610, an arc-shaped groove 4241 corresponding to the position of the negative excitation block 411 is arranged on the upper outer wall of the rotating column 424, a vertical groove 4210 is arranged at the joint of each negative excitation block 411 and the inner cylinder 421, each negative excitation block 411 penetrates through the vertical groove 4210 and is movably clamped with the arc-shaped groove 4241, and during the rotation process of the rotating column 424, the negative excitation block 411 can move up and down along the vertical groove 4210, so that intensive ion gas rich in positive and negative oxygen ions is generated between the negative excitation block 411 and the positive excitation block 410, and the organochlorine waste gas is thoroughly purified; the high-energy ion generator 40 is arranged on the frame 1 and is respectively electrically connected with each positive pole excitation block 410 and each negative pole excitation block 411; shaft sleeves are arranged at the joints of the positive excitation block 410 and the movable groove 4200 and the negative excitation block 411 and the vertical groove 4210, so that the positive excitation block 410 and the negative excitation block 411 can move more smoothly by the aid of the shaft sleeves, abrasion among the positive excitation block 410, the negative excitation block 411 and the mounting frame 42 is reduced, and service life of equipment is prolonged; a heat insulation cotton layer 425 is arranged between the outer cylinder 420 and the body 22, and the heat insulation cotton layer 425 can provide a good heat insulation effect for ionized organic waste gas and promote the purification effect of the organic waste gas; the inner wall of the outer cylinder 420 is provided with the electric heating wire, the electric heating wire and the movable groove 4200 are arranged at intervals, and sufficient heat can be provided for ionized organic chlorine waste gas through the electric heating wire, so that organic matters in the waste gas are thoroughly destroyed, and the treatment effect of the device is improved;

as shown in fig. 1 and 2, the heat exchanger 5 is movably clamped in a conical cover 23 located at the upper end of the body 22, the heat exchanger 5 is connected by 3 heat exchange blocks 50 which are communicated up and down, each heat exchange block 50 is provided with a through hole 500 which is staggered up and down, the outer wall of the conical cover 23 is respectively provided with a cooling liquid input pipe 501 and a cooling liquid output pipe 502, and the cooling liquid input pipe 501 and the cooling liquid output pipe 502 are respectively communicated with the two heat exchange blocks 50 at the top and the bottom;

as shown in fig. 1 and 2, the power assembly 6 includes a first motor 60 and a second motor 61, the first motor 60 and the second motor 61 are respectively disposed on the frame 1, the first motor 60 is driven by a chain as a rotating shaft 423, an output shaft of the second motor 61 penetrates through the reactor shell 2 and is provided with a first bevel gear 610, and the first bevel gear 610 is respectively engaged with the second bevel gear 323 and the third bevel gear 4240;

as shown in fig. 1, the controller 7 is disposed on the rack 1, the controller 7 is electrically connected to the centrifugal fan 30, the high-energy ion generator 40, the first motor 60, and the second motor 61, respectively, and the controller 7, the centrifugal fan 30, the high-energy ion generator 40, the first motor 60, and the second motor 61 are all commercially available products and are powered by an external power source.

The working principle of the invention comprises the following steps:

s1, connecting the centrifugal fan 30, the high-energy ion generator 40, the first motor 60 and the second motor 61 with an external power supply respectively, and connecting waste gas generated in the process of restoring the organochlorine pesticide-polluted soil with the waste gas access pipe 300;

s2, under the action of the centrifugal fan 30, the waste gas enters the groove 310 at the bottom of the gas homogenizing disc 31 through the air outlet of the centrifugal fan, and sequentially enters the installation cavity 313 through the first gas homogenizing groove 311, the second gas homogenizing groove 312 and the third gas homogenizing groove 314; meanwhile, after the outside air enters the third air homogenizing groove 314 through the air access pipe 21, the exhaust gas is mixed, the controller 7 controls the second motor 61 to start, the meshing action of the first bevel gear 610 on the second motor 61 and the second bevel gear 323 on the main shaft 320 is utilized to drive the air homogenizing disc 31 to rotate, the mixing of the gas is promoted, and the mixed gas enters the area between the outer cylinder 420 and the inner cylinder 421 through the porous end plate 422 at the bottom of the mounting frame 42;

s3, the controller 7 is used to control the first motor 60 to start, the first motor 60 drives the rotating shaft 423 to rotate, the pinion 4230 on the rotating shaft 423 and the gear ring 4201 are used to mesh with each positive pole excitation block 410 to drive each positive pole excitation block 410 to reciprocate in the movable slot 4200 on the outer cylinder 420, and meanwhile, since the third bevel gear 4240 on the rotary column 424 is meshed with the first bevel gear 610, each negative pole excitation block 411 can move up and down along the vertical slot 4210 during the rotation of the rotary column 424; the organic pollutants in the organic waste gas are destroyed by the ion gas which is generated between the positive excitation block 410 and the negative excitation block 411 and is rich in positive and negative oxygen ions, so that the purpose of purifying the organic waste gas is achieved;

s4, connecting the cooling liquid input pipe 501 and the cooling liquid output pipe 502 with the external cooling liquid and the collecting device, respectively, allowing the organic waste gas after the high-energy ion purification treatment to enter the heat exchange blocks 50 through the porous end plate 422 at the top end of the mounting frame 42, sequentially passing through the through holes 500 on each heat exchange block 50, cooling, and finally discharging from the reactor shell 2 through the gas outlet port 20.

Claims (9)

1. A high-energy ion waste gas treatment reactor for restoring organochlorine pesticide contaminated soil is characterized by comprising a rack (1), a reactor shell (2), an air inlet assembly (3), a high-energy ion reaction assembly (4), a heat exchanger (5), a power assembly (6) and a controller (7); the reactor shell (2) is movably clamped on the rack (1), an air outlet interface (20) is arranged at the top end of the reactor shell (2), and an air access pipe (21) is arranged on the side wall of the reactor shell (2);

air inlet assembly (3) are including centrifugal fan (30), even gas dish (31) and gas mixer (32), swing joint has waste gas to insert pipe (300) on the air inlet of centrifugal fan (30), and the gas outlet of centrifugal fan (30) runs through reactor casing (2) bottom, even gas dish (31) activity joint is in reactor casing (2) inside bottom, and even gas dish (31) bottom is provided with recess (310), and even gas dish (31) pass through recess (310) are connected with the gas outlet of centrifugal fan (30), and recess (310) circumference evenly distributed has 5-8 first even gas grooves (311), even gas dish (31) lateral wall circumference evenly be provided with 5-8 with even gas groove (312) of second that first even gas groove (311) switched on, even gas dish (31) internally provided with installation cavity (313), inside lean on the position be provided with 5-8 respectively with installation cavity (313), The third gas homogenizing groove (314) is communicated with the second gas homogenizing groove (312), and the gas mixer (32) is movably clamped in the installation cavity (313);

the high-energy ion reaction component (4) comprises a high-energy ion generator (40), an ion excitation block (41) and a mounting rack (42), wherein the mounting rack (42) is movably clamped inside the reactor shell (2) and is positioned at the upper end of the gas homogenizing disc (31), the mounting rack (42) comprises an outer cylinder (420), an inner cylinder (421) and a porous end plate (422), 4-8 groups of movable grooves (4200) are uniformly arranged on the outer cylinder (420) from top to bottom, 4-8 gear rings (4201) are movably clamped on the outer wall of the outer cylinder (420), each gear ring (4201) corresponds to each group of movable grooves (4200) in position respectively, 4-7 movable grooves (4200) are arranged in each group, two porous end plates (422) are arranged and are arranged at the upper end and the lower end of the outer cylinder (420) respectively, the inner cylinder (421) is movably sleeved inside the outer cylinder (420), the ion excitation block (41) comprises a positive excitation block (410) and a negative excitation block (411), the numbers of the positive excitation block (410), the negative excitation block (411) and the movable grooves (4200) are correspondingly consistent, each positive excitation block (410) is movably clamped in each movable groove (4200) and is fixedly connected with each gear ring (4201), the negative excitation blocks (411) are uniformly distributed on the outer wall of the inner cylinder (421), a rotating shaft (423) is arranged on one side of the outer cylinder (420), the upper end and the lower end of the rotating shaft (423) are rotatably clamped with the two porous end plates (422), and pinions (4230) meshed with the gear rings (4201) are sleeved on the rotating shaft (423); the high-energy ion generator (40) is arranged on the rack (1) and is respectively and electrically connected with the positive excitation block (410) and the negative excitation block (411);

the heat exchanger (5) is movably clamped at the top in the reactor shell (2), the heat exchanger (5) is connected by 2-4 heat exchange blocks (50) which are communicated up and down, through holes (500) which are staggered up and down are formed in each heat exchange block (50), a cooling liquid input pipe (501) and a cooling liquid output pipe (502) are respectively arranged on the outer wall of the reactor shell (2), and the cooling liquid input pipe (501) and the cooling liquid output pipe (502) are respectively communicated with the two heat exchange blocks (50) at the top and the bottom;

the power assembly (6) comprises a first motor (60) and a second motor (61), the first motor (60) and the second motor (61) are respectively arranged on the rack (1), the first motor (60) is used for driving the rotating shaft (423) through a chain, an output shaft of the second motor (61) penetrates through the reactor shell (2) and is used for driving the gas mixer (32) through a first bevel gear (610);

the controller (7) is arranged on the rack (1), and the controller (7) is electrically connected with the centrifugal fan (30), the high-energy ion generator (40), the first motor (60) and the second motor (61) respectively.

2. The high-energy ion waste gas treatment reactor for restoring organochlorine pesticide-contaminated soil, according to claim 1, is characterized in that the gas mixer (32) comprises a main shaft (320) and porous vertical plates (321), wherein connecting plates (322) are movably sleeved at two ends of the main shaft (320), the main shaft (320) is rotatably clamped with the installation cavity (313) through the connecting plates (322), the number of the porous vertical plates (321) is 5-8, the 5-8 porous vertical plates (321) are uniformly distributed in the circumferential direction of the main shaft (320), a second bevel gear (323) is arranged at the top end of the main shaft (320), and the second bevel gear (323) is meshed with the first bevel gear (610).

3. The high-energy ion waste gas treatment reactor for restoring soil polluted by organochlorine pesticide as claimed in claim 1, wherein a rotating column (424) is movably arranged inside the inner cylinder (421), the bottom of the rotating column (424) penetrates through a porous end plate (422), and a third bevel gear (4240) is arranged, the third bevel gear (4240) is in meshed connection with the first bevel gear (610), an arc-shaped groove (4241) corresponding to the position of the negative excitation block (411) is arranged on the outer wall of the upper rotating column (424), a vertical groove (4210) is arranged at the connection position of each negative excitation block (411) and the inner cylinder (421), and each negative excitation block (411) penetrates through the vertical groove (4210) and then is movably clamped with the arc-shaped groove (4241).

4. The high-energy ion waste gas treatment reactor for restoring soil polluted by organochlorine pesticide as claimed in claim 1, wherein the reactor shell (2) comprises a body (22) and two conical covers (23), the body (22) is movably clamped on the frame (1), and the two conical covers (23) are movably connected to the upper end and the lower end of the body (22) through bolts respectively.

5. The high-energy ion waste gas treatment reactor for restoring organochlorine pesticide-contaminated soil according to claim 3, wherein shaft sleeves are arranged at the joints of the positive excitation block (410) and the movable groove (4200) and the joints of the negative excitation block (411) and the vertical groove (4210).

6. The high-energy ionic waste gas treatment reactor for restoring organochlorine pesticide-contaminated soil according to claim 1, characterized in that a heat insulation cotton layer (425) is arranged between the outer cylinder (420) and the reactor shell (2).

7. The high-energy ion waste gas treatment reactor for restoring organochlorine pesticide-contaminated soil according to claim 1, wherein a gas filter (301) is arranged at the joint of the waste gas inlet pipe (300) and the centrifugal fan (30).

8. The high-energy ion waste gas treatment reactor for restoring organochlorine pesticide-contaminated soil according to claim 1, characterized in that a vibration-stopping pad is arranged at the bottom end of the frame (1).

9. The high-energy ion waste gas treatment reactor for restoring organochlorine pesticide-contaminated soil according to claim 1, wherein a protective cover (210) is sleeved on an end of the air inlet pipe (21).

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