CN109954587B - Environmental protection water mist micro dust recovery device - Google Patents
Environmental protection water mist micro dust recovery device Download PDFInfo
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- CN109954587B CN109954587B CN201910292218.1A CN201910292218A CN109954587B CN 109954587 B CN109954587 B CN 109954587B CN 201910292218 A CN201910292218 A CN 201910292218A CN 109954587 B CN109954587 B CN 109954587B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/49—Collecting-electrodes tubular
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
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Abstract
The invention discloses an environment-friendly water mist and fine dust recovery device which comprises a metal box body, wherein an air inlet is formed in the left side of the box body, an air outlet is formed in the right side of the box body, and a water outlet is formed in the lower side of the box body. A plurality of stainless steel orifice plate cylinder section of thick bamboo dust collection utmost point are installed to two rows of word in the box, and stainless steel orifice plate PPA plastic slab dust collection utmost point is installed to stainless steel orifice plate cylinder section of thick bamboo dust collection utmost point both sides, and the stainless steel orifice plate dust collection utmost point is installed to the centre. The needle-shaped prickle wire discharge electrode is arranged in the middle of the stainless steel orifice plate cylindrical dust collecting electrode and is simultaneously discharged with the stainless steel orifice plate cylindrical dust collecting electrode, the stainless steel orifice plate PPA plastic plate dust collecting electrode and the stainless steel orifice plate dust collecting electrode arranged in the middle. Therefore, a corona area is formed among the dust collecting electrode of the stainless steel pore plate cylinder, the dust collecting electrodes of the stainless steel pore plate PPA plastic plates at two sides, the dust collecting electrode of the middle stainless steel pore plate and the needle-shaped barbed wire discharge electrode, strong corona wind is generated, and mist charges are changed into water and collected. The device can effectively retrieve the micronic dust, and recovery efficiency is high.
Description
Technical Field
The invention relates to the technical field of water mist and fine dust collection and treatment, in particular to a water mist fine dust recovery device for environmental protection.
Background
At present, technologies such as low-temperature condensation demisting water collection, wet electric precipitator collection and the like are mostly adopted for the demisting and water collection, the running cost is high, the blockage is easy, the flashover, the discharge and other conditions frequently occur, and the normal work of equipment is influenced. The wet electric precipitator collection technology has poor water mist collection effect, and the treatment effect cannot meet the national requirements. There are also some researchers, and the experiments utilize the electrostatic adsorption method to demist and receive water, and there is no successful report at present.
Disclosure of Invention
The invention aims to provide a device capable of effectively recovering dust particles.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a water smoke micronic dust recovery unit for environmental protection which characterized in that: the discharge electrode is arranged in the left and right directions of the box body and is provided with a first needle prickle wire discharge electrode, a second needle prickle wire discharge electrode and a third needle prickle wire discharge electrode … which are analogized to an N-th needle prickle wire discharge electrode in sequence, wherein N is a natural number larger than 9; every the periphery of prickle wire discharge electrode is provided with a stainless steel orifice plate tube-shape collection dirt utmost point, tube-shape collection dirt utmost point with keep certain distance between the prickle wire discharge electrode, two lines be provided with a stainless steel orifice plate collection dirt utmost point between the tube-shape collection dirt utmost point, the length of stainless steel orifice plate collection dirt utmost point is greater than leftmost side the left side border and the rightmost side of tube-shape collection dirt utmost point the distance between the right side border of tube-shape collection dirt utmost point, front side and rear side respectively be provided with a stainless steel orifice plate PPA plastic panel composite collection dirt utmost point on the box, composite collection dirt utmost point and stainless steel orifice plate collection dirt utmost point and corresponding keep certain distance between the tube-shape collection dirt utmost point, stainless steel orifice plate collection dirt utmost point and both sides the tube-shape collection utmost point between be connected through middle installation roof beam, tube-shape collection utmost point and corresponding connect through both sides installation roof beam between, a first high-voltage soft stable power supply and a second high-voltage soft stable power supply are arranged on the outer side of an upper side plate of the box body, the positive power supply output end of the first high-voltage soft stable power supply is respectively and electrically connected with the upper ends of odd needle prickle wire discharge electrodes, the lower ends of the odd needle prickle wire discharge electrodes are grounded through the box body, the negative electrode of the first high-voltage soft stable power supply is grounded through the box body, the negative power supply output end of the second high-voltage soft stable power supply is respectively and electrically connected with the upper ends of even needle prickle wire discharge electrodes, the lower ends of the even needle prickle wire discharge electrodes are grounded through the box body, and the positive electrode of the second high-voltage soft stable power supply is grounded through the box body;
when the device works, the first high-voltage soft stable power supply supplies power to odd needle-shaped prickle wire discharge electrodes, and the second high-voltage soft stable power supply supplies power to even needle-shaped prickle wire discharge electrodes, so that corona areas are formed between the cylindrical dust collecting electrode and the needle-shaped prickle wire discharge electrodes of the stainless steel pore plate, between the PPA plastic plate composite dust collecting electrode and the needle-shaped prickle wire discharge electrodes of the stainless steel pore plate at two sides, and between the dust collecting electrode and the needle-shaped prickle wire discharge electrodes of the stainless steel pore plate, and electric field high-speed corona wind is formed in the box body in a positive, negative, high and low potential difference power supply mode of the odd needle-shaped prickle wire discharge electrodes and the even needle-shaped prickle wire discharge electrodes; the mist flow to be treated enters the box body from the air inlet, the corona wind moves in the high-speed horizontal direction, the mist also moves in the horizontal direction, the corona wind with a large amount of charges enables the mist to be charged rapidly, a large amount of mist and particles contained in the mist begin to be adsorbed mutually in the charged state, then are condensed into large particles, and are adsorbed on the stainless steel pore plate cylindrical dust collecting electrode, the stainless steel pore plate PPA plastic plate composite dust collecting electrode and the stainless steel pore plate dust collecting electrode, the charges are released rapidly, water sinks under the action of gravity and enters the water recycling treatment system through the water outlet, the water reaching the standard is recycled after electrochemical treatment, and clean flue gas is discharged from the air outlet of the box body.
The further technical scheme is as follows: the positive output connecting wire of the first high-voltage soft stable power supply is electrically connected with the upper end of a first discharge electrode input terminal, the lower end of the first discharge electrode input terminal enters the box body, the first discharge electrode input terminal is insulated from the box body, the lower end of the first discharge electrode input terminal is electrically connected with one end of an odd-numbered needle-type prickle wire discharge electrode upper frame, and the other end of the odd-numbered needle-type prickle wire discharge electrode upper frame is fixedly connected with the upper wall of the box body through a first discharge electrode insulator; the lower ends of the odd-numbered prickle wire discharge electrodes are connected with an odd-numbered needle prickle wire discharge electrode connecting lower frame, and the odd-numbered needle prickle wire discharge electrode connecting lower frame is fixedly connected with the insulator mounting beam through two first discharge electrode insulators;
the negative output connecting wire of the second high-voltage soft stable power supply is electrically connected with the upper end of a second discharge electrode input terminal, the lower end of the second discharge electrode input terminal enters the box body, the second discharge electrode input terminal is insulated from the box body, the lower end of the second discharge electrode input terminal is electrically connected with one end of an even-number needle type prickle wire discharge electrode upper frame, and the other end of the even-number needle type prickle wire discharge electrode upper frame is fixedly connected with the upper wall of the box body through a second discharge electrode insulator; the lower ends of the even-number prickle wire discharge electrodes are connected with the even-number needle prickle wire discharge electrode connecting lower frame, and the even-number needle prickle wire discharge electrode connecting lower frame is fixedly connected with the insulator mounting beam through two first discharge electrode insulators.
The further technical scheme is as follows: the output voltage of the first high-voltage soft stable power supply is 100kV-200kV, and the box body is connected with the negative electrode of the first high-voltage soft stable power supply through a negative electrode grounding connecting wire; the output voltage of the second high-voltage soft stable power supply is 70kV-120kV, and the box body is connected with the anode of the second high-voltage soft stable power supply through an anode grounding connecting wire.
The further technical scheme is as follows: the length of the needle-type prickle wire discharge electrode is 600 mm-800 mm longer than that of the cylindrical dust collecting electrode of the stainless steel orifice plate; the length of the discharge needles positioned in the cylindrical dust collecting electrode of the stainless steel pore plate is 20mm-50mm, the length of the discharge needles positioned outside the cylindrical dust collecting electrode of the stainless steel pore plate is 40mm-100mm, and the heteropolar distance of the discharge needles positioned in the cylindrical dust collecting electrode of the stainless steel pore plate, which correspond to the cylindrical dust collecting electrode of the stainless steel pore plate, is consistent with the heteropolar distance of the discharge needles positioned outside the cylindrical dust collecting electrode of the stainless steel pore plate, which correspond to the PPA plastic plate composite dust collecting electrode of the stainless steel pore plate on two sides and the dust collecting electrode of the stainless steel pore plate.
The further technical scheme is as follows: the needle-type prickle wire discharge electrode is made of a black alloy material; the cylindrical dust collecting electrode of the stainless steel pore plate is made of 2205 stainless steel pore plates, the diameter of the cylindrical dust collecting electrode is 350-1000mm, and regular through holes are formed in the cylindrical dust collecting electrode; the PPA plastic plate composite dust collecting electrode with the stainless steel orifice plate comprises a 2205 stainless steel orifice plate and the PPA plastic plate positioned in the 2205 stainless steel orifice plate; the stainless steel pore plate dust collecting electrode is made of 2205 stainless steel plates, and regular through holes are formed in the stainless steel pore plate dust collecting electrode; the distance between the stainless steel orifice plate cylindrical dust collecting electrode, the PPA plastic plate composite dust collecting electrodes on the two sides of the stainless steel orifice plate cylindrical dust collecting electrode and the stainless steel orifice plate dust collecting electrode in the middle is 20-50 mm.
The invention also discloses a water mist and fine dust recovery device for environmental protection, which comprises a metal box body, a PA plastic plate and a corona mechanism, and is characterized in that: the corona mechanism is uniformly distributed in the metal box body in a straight line, and is positioned between the PA plastic plates;
the corona mechanism comprises a steel mesh PA plate, a wire mesh cylinder, needle-shaped barbed wires, a steel mesh upper connecting plate and a steel mesh lower connecting plate, the wire mesh cylinder is of a cylindrical structure, the steel mesh PA plate is mounted on the outer side of the wire mesh cylinder, the upper end and the lower end of the steel mesh PA plate are respectively connected with the inner ends of the steel mesh upper connecting plate and the steel mesh lower connecting plate, the outer ends of the steel mesh upper connecting plate and the steel mesh lower connecting plate are respectively mounted on the upper mounting plate and the lower mounting plate, and the needle-shaped barbed wires are located in the middle of the wire mesh cylinder;
an insulating sealing plate is arranged on the inner side of the upper end of the metal box body and is positioned above the PA plastic plate, an insulating sealing cavity is formed by the insulating sealing plate and the upper end of the metal box body, and the upper end of the needle-shaped barbed wire is positioned in the insulating sealing cavity;
the high-frequency soft stabilizing power supply is mounted on the outer side of the upper end of the metal box body, the anode of the high-frequency soft stabilizing power supply is connected with the side wall of the metal box body, the cathode of the high-frequency soft stabilizing power supply is connected with a cathode connecting wire, and the lower end of the cathode connecting wire penetrates through the metal box body and then is connected with the top of the needle-shaped prickle wire.
The further technical scheme is as follows: the wire mesh cylinder is composed of a plurality of layers of wire meshes, the wire mesh used by the wire mesh cylinder is a large-aperture wire mesh, the diameter of the wire mesh cylinder is 1200mm, and the height of the wire mesh cylinder is 500 mm; the wire mesh cylinder and the steel mesh PA plate are connected into a whole in a pressing mode, the steel mesh PA plate is higher than the wire mesh cylinder, and the distance between the steel mesh PA plate and the wire mesh cylinder is 20 mm.
The further technical scheme is as follows: the wire mesh cylinder is made of a wire mesh plate or a noble metal wire mesh plate; the steel mesh PA plate is made of PA, PP or PVC; the lower end of the needle-shaped prickle is connected with a balancing weight, and the length of the needle-shaped prickle wire is larger than that of the wire mesh cylinder.
The further technical scheme is as follows: the needle-shaped prickle line is 20mm long corresponding to the discharge part of the wire mesh cylinder, and the needle-shaped prickle line is 40mm long corresponding to the discharge part of the PA plate of the steel mesh; the distance between the needle-shaped prickle wire and the wire mesh cylinder is 50-600 mm.
The further technical scheme is as follows: the discharge needle of the needle-shaped prickle wire is a needle-shaped prickle, a triangular prickle, an angle steel prickle, a wave-shaped prickle or a rectangular prickle.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the direction of charged mist in the device is consistent with the direction of electric field lines with positive charges pointing to negative charges and high potentials pointing to low potentials and the designed flow direction of mist in the box body, and the mist is good in charge and coagulation and high in speed; the corona area is formed between the cylindrical dust collecting electrode of the stainless steel orifice plate and the needle prickle wire discharge electrode, and corona wind is formed through the power supply mode of the odd and even needle prickle wire discharge electrodes with the positive, negative, high and low potential differences and is consistent with the flow direction of mist. The corona area is formed among the PPA plastic plate composite dust collecting electrodes of the stainless steel pore plates on the two sides, the dust collecting electrode of the middle stainless steel pore plate and the needle type barbed wire discharge electrode, and corona wind is formed in a positive, negative, high and low potential difference power supply mode of the odd number needle type barbed wire discharge electrode and the even number needle type barbed wire discharge electrode. Because no shielding layer is arranged between the charged positive, negative, high and low potential difference needle-shaped prickle wire discharge electrodes in the corona region, ultrahigh voltage (sum of positive and negative voltages) is formed in the region, and simultaneously flows to the PPA plastic plate composite dust collecting electrodes of the stainless steel pore plates at two sides, the dust collecting electrode of the middle stainless steel pore plate and the low potential double needle-shaped prickle wire discharge electrode to form high-speed corona wind of a strong electric field.
By providing positive high voltage electricity for odd-number needle type prickle wire discharge electrodes and providing negative high voltage electricity for even-number needle type prickle wire discharge electrodes, common secondary interference flow in the device is changed into directional acceleration downstream, so that high-speed corona wind is formed, the charge capacity of mist particles is enhanced and condensed quickly, the charged mist is promoted to move to a dust collecting electrode, the mist driving speed is high, and the mist removing efficiency is high. The temperature range of the passing gas is wide in the operation and is in the range of 20-130 ℃; the PPA plastic plate composite dust collecting electrode with the stainless steel pore plate is formed by pressing the stainless steel pore plate and the PPA plastic plate, so that the adsorption force is stronger after charging; in addition, the design of the composite dust collecting electrode can form secondary trapping, and the water collecting effect is ensured.
According to the device, a strong corona area is formed by electrifying between the needle-shaped prickle wire and the wire mesh cylinder, and the generated electric field charges water mist and tiny dust and recovers the tiny dust; the electric field generated by a strong corona area formed between the needle-shaped prickle wire and the steel mesh PA plate enables the water mist dust which is not recovered by the wire mesh cylinder to be charged again, so that the dust in the water mist is completely recovered; the device has low operation cost and good energy-saving effect; the device can recover the gas with the temperature ranging from 20 ℃ to 130 ℃; the device is provided with the corona mechanism, the steel mesh PA plate and the wire mesh cylinder can form a double anode, and the steel mesh PA plate and the wire mesh cylinder can increase the recovery effect of micro dust in water mist by matching with the needle-shaped prickle lines; the device is provided with the wire mesh cylinder, and the wire mesh cylinder made of the multilayer stainless steel material has strong adsorption force after the anode is charged.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic sectional front view of a device according to an embodiment of the present invention;
FIG. 2 is a schematic left sectional view of an apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic top cross-sectional view of an apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the structure of an apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of the structure between the screen cylinder and the needle prickle wire in the apparatus according to an embodiment of the present invention;
wherein: 1-1, a metal box body; 1-2, an air inlet; 1-3, an exhaust port; 1-4, a water outlet; 1-5, stainless steel perforated plate cylinder dust collecting pole; 1-6, needle type prickle wire discharge electrode; 1-61, discharge needles; 1-7, compounding a dust collecting electrode with a PPA plastic plate of a stainless steel pore plate; 1-8, stainless steel porous plate dust collecting electrode; 1-9, connecting an even number needle type prickle wire discharge electrode with an upper frame; 1-10, even needle type prickle wire discharge electrode is connected with lower frame; 1-11, odd needle type prickle wire discharge electrode connecting upper frame; 1-12, odd needle type prickle wire discharge electrode is connected with the lower frame; 1-13, mounting a beam on an insulator; 1-14, a first discharge electrode insulator; 1-15, a second discharge electrode insulator; 1-16, a first high-voltage soft and stable power supply; 1-17, a second high-voltage soft and stable power supply; 1-18 positive output connecting lines; 1-19, a negative ground connection line; 1-20, negative output connecting line; 1-21, a positive electrode grounding connecting wire; 1-22, a dust collecting electrode of a cylindrical barrel of a stainless steel pore plate and a corona area of a needle-shaped prickle wire discharge electrode; 1-23, a PPA plastic plate composite dust collecting electrode with stainless steel pore plates on two sides, a dust collecting electrode with a middle stainless steel pore plate and a corona area with a needle-shaped bur wire discharge electrode; 1-24, a second discharge electrode input terminal; 1-25, a first discharge electrode input terminal; 1-26, mounting beams on two sides; 1-27, mounting a beam in the middle;
2-1, a metal box body; 2-2 parts of PPA plastic plate; 2-3, a corona mechanism; 2-21, mounting the upper mounting plate; 2-22, a lower mounting plate; 2-31, steel mesh PA board; 2-32, a wire mesh cylinder; 2-33, needle-shaped prickle thread; 2-34, connecting plates on steel nets; 2-35, steel mesh lower connecting plate; 2-4, a high-frequency soft stable power supply; 2-5, connecting a cathode; 2-6, insulating and sealing plates; 2-7, and insulating and sealing the cavity.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Example one
As shown in fig. 1-3, the embodiment of the invention discloses an environment-friendly water mist and fine dust recycling device, which comprises a metal box body 1-1, wherein the whole structure of the box body is a square structure, an air inlet 1-2 is arranged on the left side plate of the box body, an air outlet 1-3 is arranged on the right side plate of the box body, and a water outlet 1-4 is arranged on the lower side plate of the box body. Two rows of a plurality of rows of needle-type prickle wire discharge electrodes 1-6 are arranged along the left and right direction of the box body, the prickle wire discharge electrodes 1-6 are arranged along the left and right direction of the box body and are arranged into a first needle-type prickle wire discharge electrode, a second needle-type prickle wire discharge electrode, a third needle-type prickle wire discharge electrode … and the like in sequence to an Nth needle-type prickle wire discharge electrode, and N is a natural number larger than 9; every the periphery of prickle wire discharge electrode is provided with a stainless steel orifice plate tube-shape collection dirt utmost point 1-5, tube-shape collection dirt utmost point with keep certain distance between the prickle wire discharge electrode, two lines be provided with a stainless steel orifice plate collection dirt utmost point 1-8 between the tube-shape collection dirt utmost point, the length of stainless steel orifice plate collection dirt utmost point 1-8 is greater than the leftmost side the left side border and the rightmost side of tube-shape collection dirt utmost point the distance between the right side border of tube-shape collection dirt utmost point, front side and rear side respectively be provided with a stainless steel orifice plate PPA plastic panel composite dust collection utmost point 1-7 on the box, composite dust collection utmost point and stainless steel orifice plate collection dirt utmost point 1-8 and corresponding the tube-shape collection dirt keeps certain distance between the utmost point.
The stainless steel pore plate dust collecting electrodes 1-8 are connected with the cylindrical dust collecting electrodes at two sides through middle mounting beams 1-27, the cylindrical dust collecting electrodes are connected with the corresponding composite dust collecting electrodes through two side mounting beams 1-26, a first high-voltage soft stable power supply 1-16 and a second high-voltage soft stable power supply 1-17 are arranged at the outer side of the upper side plate of the box body, the positive power supply output end of the first high-voltage soft stable power supply 1-16 is respectively and electrically connected with the upper ends of odd needle prickle wire discharge electrodes 1-6, the lower ends of the odd needle prickle wire discharge electrodes 1-6 are grounded through the box body, the negative electrode of the first high-voltage soft stable power supply 1-16 is grounded through the box body, the negative power supply output end of the second high-voltage soft stable power supply 1-17 is respectively and electrically connected with the upper ends of even needle prickle wire discharge electrodes 1-6, the lower ends of the even number of needle-type barbed wire discharge electrodes 1-6 are grounded through the box body, and the positive electrodes of the second high-voltage soft stable power supplies 1-17 are grounded through the box body;
when the device works, mist enters from an air inlet 1-2 of equipment, odd needle prickle wire discharge electrodes 1-6 are powered through a first high-voltage soft stable power supply 1-16, the power supply voltage is 100 plus 200kV, even needle prickle wire discharge electrodes 1-6 are powered through a second high-voltage soft stable power supply 1-17, the power supply voltage is 70-120kV, a corona area is formed between a stainless steel pore plate cylindrical dust collecting electrode 1-5 and the needle prickle wire discharge electrodes 1-6, and corona wind is formed through the positive, negative, high and low potential difference power supply modes of the odd needle prickle wire discharge electrodes and the even needle prickle wire discharge electrodes; the corona area is formed among the PPA plastic plate composite dust collecting electrodes of the stainless steel pore plates on the two sides, the dust collecting electrode of the middle stainless steel pore plate and the needle prickle wire discharge electrode, and corona wind is formed in a positive, negative, high and low potential difference power supply mode of odd and even needle prickle wire discharge electrodes. Because no shielding layer is arranged between the charged positive, negative, high and low potential difference needle-shaped prickle wire discharge electrodes in the corona area, ultrahigh voltage (sum of positive and negative voltages) is formed in the area, and simultaneously flows to the PPA plastic plate composite dust collecting electrodes of the stainless steel pore plates at two sides, the middle stainless steel pore plate dust collecting electrode and the low potential even number stainless steel pore plate cylindrical dust collecting electrodes to form high-speed corona wind of a strong electric field. The corona wind moves horizontally at a high speed, and the fog also moves horizontally, so that the corona wind with a large amount of charges the fog rapidly. A large amount of mist and particles contained in the mist begin to be mutually adsorbed at charged state, and then are condensed into large particles, and the large particles are adsorbed on a stainless steel pore plate cylindrical dust collecting electrode, a stainless steel pore plate PPA plastic plate composite dust collecting electrode and a stainless steel pore plate dust collecting electrode, and simultaneously quickly release electric charges, water sinks under the action of gravity and enters a water recovery processing system through a water outlet 1-4, the water reaching the standard is recycled after electrochemical treatment, and clean flue gas is discharged from an equipment exhaust port 1-3. Because of the structure of multiple groups of discharge electrodes and dust collecting electrodes, the corona wind continuously occurs and is consistent with the flow direction of the mist, the resistance is small, and the flow speed is high.
Further, as shown in fig. 1, a positive output connecting wire 1-18 of the first high-voltage soft-stabilized power supply 1-16 is electrically connected to an upper end of a first discharge electrode input terminal 1-25, a lower end of the first discharge electrode input terminal 1-25 enters the box body, the first discharge electrode input terminal 1-25 is insulated from the box body, a lower end of the first discharge electrode input terminal 1-25 is electrically connected to one end of an odd-numbered needle-type prickle wire discharge electrode upper frame 1-11, and the other end of the odd-numbered needle-type prickle wire discharge electrode upper frame 1-11 is fixedly connected to an upper wall of the box body through a first discharge electrode insulator 1-14; the lower ends of odd-numbered prickle wire discharge electrodes are connected with odd-numbered needle prickle wire discharge electrode connecting lower frames 1-12, and the odd-numbered needle prickle wire discharge electrode connecting lower frames 1-12 are fixedly connected with insulator mounting beams 1-13 through two first discharge electrode insulators 1-14;
the negative output connecting wire 1-20 of the second high-voltage soft stable power supply 1-17 is electrically connected with the upper end of a second discharge electrode input terminal 1-24, the lower end of the second discharge electrode input terminal 1-24 enters the box body, the second discharge electrode input terminal 1-24 is insulated from the box body, the lower end of the second discharge electrode input terminal 1-24 is electrically connected with one end of an even-number needle prickle wire discharge electrode upper frame 1-9, and the other end of the even-number needle prickle wire discharge electrode upper frame 1-9 is fixedly connected with the upper wall of the box body through a second discharge electrode insulator 1-15; the lower ends of the even-number prickle wire discharge electrodes are connected with even-number needle prickle wire discharge electrode connecting lower frames 1-10, and the even-number needle prickle wire discharge electrode connecting lower frames 1-10 are fixedly connected with insulator mounting beams 1-13 through two second discharge electrode insulators 1-15.
Preferably, the output voltage of the first high-voltage soft stable power supply 1-16 is 100kV-200kV, and the box body is connected with the negative electrode of the first high-voltage soft stable power supply 1-16 through a negative electrode grounding connecting wire 1-19; the output voltage of the second high-voltage soft stable power supply 1-17 is 70kV-120kV, and the box body is connected with the anode of the second high-voltage soft stable power supply through an anode grounding connecting wire 1-20.
Preferably, the length of the needle-type prickle wire discharge electrode 1-6 is larger than that of the stainless steel orifice plate cylindrical dust collecting electrode 1-5, and the length is 600 mm-800 mm; a plurality of discharge needles 1-61 are arranged along the up-down direction of the needle-type barbed wire discharge electrode 1-6 at intervals, the length of the discharge needles 1-61 in the stainless steel orifice plate cylindrical dust collecting electrode 1-5 is 20mm-50mm, the length of the discharge needles 1-61 outside the stainless steel orifice plate cylindrical dust collecting electrode 1-5 is 40mm-100mm, and the heteropolar distance of the discharge needles in the stainless steel orifice plate cylindrical dust collecting electrode 1-5 corresponding to the stainless steel orifice plate cylindrical dust collecting electrode is consistent with the heteropolar distances of the discharge needles outside the stainless steel orifice plate cylindrical dust collecting electrode 1-5 corresponding to the stainless steel orifice plate PPA plastic plate composite dust collecting electrodes 1-7 on two sides and the stainless steel orifice plate dust collecting electrodes 1-8.
Preferably, the needle-type prickle wire discharge electrodes 1-6 are made of a black alloy material; the cylindrical dust collecting electrode 1-5 of the stainless steel pore plate is made of 2205 stainless steel pore plate with the diameter of 350-1000mm, and regular through holes are arranged on the stainless steel pore plate; the PPA plastic plate composite dust collecting electrode 1-7 with the stainless steel pore plate comprises a 2205 stainless steel pore plate and a PPA plastic plate positioned in the 2205 stainless steel pore plate; the stainless steel pore plate dust collecting electrodes 1-8 are made of 2205 stainless steel plates, and regular through holes are formed in the stainless steel pore plate dust collecting electrodes; the distance between the stainless steel orifice plate cylindrical dust collecting electrode 1-5, the stainless steel orifice plate PPA plastic plate composite dust collecting electrodes 1-7 at two sides and the stainless steel orifice plate dust collecting electrode 1-8 in the middle is 20mm-50 mm.
Example two
As shown in figures 4 to 5, the embodiment of the invention discloses an environment-friendly water mist and fine dust recovery device, which comprises a metal box body 2-1, a PA plastic plate 2-2 and a corona mechanism 2-3, wherein the metal box body 2-1 is of a cuboid structure, the left end and the right end of the metal box body 2-1 are respectively provided with an air inlet and an air outlet, the lower end of the metal box body 2-1 is provided with a water outlet, the inner sides of the air inlet and the air outlet of the metal box body 2-1 are uniformly distributed with the PA plastic plate 2-2, the PA plastic plate 2-2 is respectively arranged on the inner wall of the metal box body 2-1 through an upper mounting plate 2-21 and a lower mounting plate 2-22, the number of the corona mechanism 2-3 is not less than ten, and the corona mechanism 2-3 is uniformly distributed in, and the corona mechanism 2-3 is located between the PA plastic plates 2-2.
The corona mechanism 2-3 comprises steel mesh PA plates 2-31, a steel mesh cylinder 2-32, needle-shaped barbed wires 2-33, steel mesh upper connecting plates 2-34 and steel mesh lower connecting plates 2-35, the steel mesh cylinder 2-32 is of a cylindrical structure, the steel mesh PA plates 2-31 are mounted on the outer sides of the steel mesh cylinder 2-32, the upper end and the lower end of each steel mesh PA plate 2-31 are respectively connected with the inner ends of the steel mesh upper connecting plates 2-34 and the steel mesh lower connecting plates 2-35, the outer ends of the steel mesh upper connecting plates 2-34 and the steel mesh lower connecting plates 2-35 are respectively mounted on the upper mounting plates 2-21 and the lower mounting plates 2-22, and the needle-shaped barbed wires 2-33 are located in the middle of the steel mesh cylinder 2-32.
An insulating sealing plate 2-6 is arranged on the inner side of the upper end of the metal box body 2-1, the insulating sealing plate 2-6 is positioned above the PA plastic plate 2-2, an insulating sealing cavity 2-7 is formed by the insulating sealing plate 2-6 and the upper end of the metal box body 2-1, and the upper end of the needle-shaped prickle wire 2-33 is positioned in the insulating sealing cavity 2-7.
The outer side of the upper end of the metal box body 2-1 is provided with a high-frequency soft stable power supply 2-4, the anode of the high-frequency soft stable power supply 2-4 is connected with the side wall of the metal box body 2-1, the cathode of the high-frequency soft stable power supply 2-4 is connected with a cathode connecting wire 2-5, and the lower end of the cathode connecting wire 2-5 penetrates through the metal box body 2-1 and then is connected with the top of the prickle wire 2-33.
The wire mesh cylinders 2-32 are composed of multiple layers of wire meshes, the wire meshes used by the wire mesh cylinders 2-32 are large-aperture wire meshes, the diameter of the wire mesh cylinders 2-32 is 100-1200mm, and the height of the wire mesh cylinders is 500-2000 mm.
The wire mesh cylinders 2-32 and the steel mesh PA plates 2-31 are pressed into a whole, the height of the steel mesh PA plates 2-31 is higher than that of the wire mesh cylinders 2-32, and the distance between the steel mesh PA plates 2-31 and the wire mesh cylinders 2-32 is 20 mm.
As a preferred technical scheme of the invention, the wire mesh cylinders 2-32 are made of metal mesh plate wire meshes or noble metal mesh plate wire meshes; the steel mesh PA plates 2-31 are made of PA, PP or PVC.
The lower end of the needle-shaped prickle wire 2-33 is connected with a balancing weight, and the length of the needle-shaped prickle wire 2-33 is larger than that of the wire mesh cylinder 2-32.
The needle-shaped prickle lines 2-33 correspond to the wire mesh cylinder 2-32, and the needle length of the discharge part is 20mm, and the needle-shaped prickle lines 2-33 correspond to the wire mesh PA plate 2-31, and the needle length of the discharge part is 40 mm.
The distance between the needle-shaped prickle thread 2-33 and the wire mesh cylinder 2-32 is 50-600 mm.
The prickle of the needle-shaped prickle line 2-33 is a needle-shaped prickle, a triangular prickle, an angle steel prickle, a wave-shaped prickle or a rectangular prickle.
When the device works, mist dust enters the metal box body from the air inlet of the metal box body 2-1 vertically, then a high-frequency soft stable power supply 2-4 is controlled to supply power, corona discharge is generated among the steel mesh PA plate 2-31, the wire mesh cylinders 2-32 and the needle-shaped prickle lines 2-33 to form a corona area, the mist dust flowing through is ionized into electrons and ions, the electrons and the ions in the corona area continuously move at the speed of several meters per second and collide with gas molecules to generate new free electrons, a plurality of corona mechanisms 2-3 repeatedly generate a large amount of electrons and ions in the corona area, the mist dust charges move and are collected in the wire mesh cylinders 2-32 under the action of an electric field force, then the mist dust can be changed into mist drops from small mist, and the mist drops flow down along the wire mesh cylinders 2-32 after reaching certain gravity; because the height of the steel mesh PA plate 2-31 is higher than that of the wire mesh cylinder 2-32, the size of the needle-shaped prickle wire 2-33 is longer than that of the wire mesh cylinder 2-32, and the corona discharge is generated in the area between the needle-shaped prickle wire 2-33 and the steel mesh PA plate 2-31 to form a corona area, so that the fog drop particles which are not collected by the wire mesh cylinder 2-32 can be discharged along the water outlet of the metal box body 2-1, and clean gas is discharged from the air outlet at the right end of the metal box body 2-1.
According to the invention, through a strong corona area formed by electrifying between the needle-shaped prickle wire and the wire mesh cylinder, the generated electric field charges water mist and tiny dust and recovers the tiny dust; the electric field generated by a strong corona area formed between the needle-shaped prickle wire and the steel mesh PA plate enables the water mist dust which is not recovered by the wire mesh cylinder to be charged again, so that the dust in the water mist is completely recovered; the invention has low operation cost and good energy-saving effect; the invention can recover gas with temperature in the range of 20-130 ℃.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a water smoke micronic dust recovery unit for environmental protection which characterized in that: the novel needle prickle wire discharge electrode comprises a metal box body (1-1), wherein an air inlet (1-2) is formed in the left side plate of the box body, an air outlet (1-3) is formed in the right side plate of the box body, a water outlet (1-4) is formed in the lower side plate of the box body, two rows of needle prickle wire discharge electrodes (1-6) are arranged in the left and right direction of the box body, the needle prickle wire discharge electrodes (1-6) are arranged in the left and right direction of the box body and are a first needle prickle wire discharge electrode, a second needle prickle wire discharge electrode and a third needle prickle wire discharge electrode …, and the rest is arranged from the first needle prickle wire discharge electrode to the Nth needle prickle wire discharge electrode in sequence, and N is a; a stainless steel pore plate cylindrical dust collecting electrode (1-5) is arranged on the periphery of each needle-type barbed wire discharge electrode, a certain distance is kept between the cylindrical dust collecting electrode and the barbed wire discharge electrode, a stainless steel pore plate dust collecting electrode (1-8) is arranged between two rows of cylindrical dust collecting electrodes, the length of the stainless steel pore plate dust collecting electrode (1-8) is larger than the distance between the left side edge of the leftmost cylindrical dust collecting electrode and the right side edge of the rightmost cylindrical dust collecting electrode, a stainless steel pore plate PPA plastic plate composite dust collecting electrode (1-7) is respectively arranged on the box body on the front side and the rear side, a certain distance is kept between the composite dust collecting electrode and the stainless steel pore plate dust collecting electrode (1-8) and the corresponding cylindrical dust collecting electrode, and an intermediate mounting beam (1- 27) The cylindrical dust collecting electrodes are connected with the corresponding composite dust collecting electrodes through mounting beams (1-26) on two sides, a first high-frequency soft stable power supply (1-16) and a second high-frequency soft stable power supply (1-17) are arranged on the outer side of an upper side plate of the box body, the positive power supply output end of the first high-frequency soft stable power supply (1-16) is respectively and electrically connected with the upper ends of odd-numbered needle prickle wire discharge electrodes (1-6), the lower ends of the odd-numbered needle prickle wire discharge electrodes (1-6) are grounded through the box body, the negative electrode of the first high-voltage soft stable power supply (1-16) is grounded through the box body, the negative power supply output end of the second high-frequency soft stable power supply (1-17) is respectively and electrically connected with the upper ends of even-numbered needle prickle wire discharge electrodes (1-6), the lower ends of the even number of needle-type barbed wire discharge electrodes (1-6) are grounded through the box body, and the positive electrodes of the second high-frequency soft stable power supplies (1-17) are grounded through the box body;
when in work, the first high-frequency soft stable power supply (1-16) supplies power to odd needle prickle wire discharge electrodes (1-6), and the even number of needle-shaped prickle wire discharge electrodes (1-6) are supplied with power by a second high-frequency soft and stable power supply (1-17), so that corona areas are formed between the stainless steel pore plate cylindrical barrel dust collecting electrode (1-5) and the needle-shaped prickle wire discharge electrode (1-6), between the PPA plastic plate composite dust collecting electrode (1-7) of the stainless steel pore plate at two sides and the needle-shaped prickle wire discharge electrode (1-6) and between the stainless steel pore plate dust collecting electrode (1-8) and the needle-shaped prickle wire discharge electrode (1-6), electric field high-speed corona wind is formed in the box body in a positive, negative, high and low potential difference power supply mode of odd-number needle type barbed wire discharge electrodes and even-number needle type barbed wire discharge electrodes; the mist air flow to be treated enters the box body from the air inlet (1-2), the corona air moves in the horizontal direction at high speed, the mist also moves in the horizontal direction, the corona air with a large amount of charges enables the mist to be charged rapidly, a large amount of mist and particles contained in the mist begin to be adsorbed mutually in the charging process and then to be condensed into large particles, the large particles are adsorbed on the stainless steel pore plate cylindrical barrel dust collecting electrodes (1-5), the stainless steel pore plate PPA plastic plate composite dust collecting electrodes (1-7) and the stainless steel pore plate dust collecting electrodes (1-8) and simultaneously release the charges rapidly, water sinks under the action of gravity and enters a water recycling treatment system through the water outlet (1-4), the water reaches the standard after electrochemical treatment and is recycled, and clean flue gas is discharged from the air outlet (1-3) of the box body.
2. The recycling device of water mist micro dust for environmental protection as claimed in claim 1, characterized in that: the positive output connecting wire (1-18) of the first high-frequency soft stable power supply (1-16) is electrically connected with the upper end of a first discharge electrode input terminal (1-25), the lower end of the first discharge electrode input terminal (1-25) enters the box body, the first discharge electrode input terminal (1-25) is insulated from the box body, the lower end of the first discharge electrode input terminal (1-25) is electrically connected with one end of an odd-number needle type prickle wire discharge electrode upper frame (1-11), and the other end of the odd-number needle type prickle wire discharge electrode upper frame (1-11) is fixedly connected with the upper wall of the box body through a first discharge electrode insulator (1-14); the lower ends of odd-numbered prickle wire discharge electrodes are connected with odd-numbered needle prickle wire discharge electrode connecting lower frames (1-12), and the odd-numbered needle prickle wire discharge electrode connecting lower frames (1-12) are fixedly connected with insulator mounting beams (1-13) through two first discharge electrode insulators (1-14);
the negative output connecting wire (1-20) of the second high-frequency soft stable power supply (1-17) is electrically connected with the upper end of a second discharge electrode input terminal (1-24), the lower end of the second discharge electrode input terminal (1-24) enters the box body, the second discharge electrode input terminal (1-24) is insulated from the box body, the lower end of the second discharge electrode input terminal (1-24) is electrically connected with one end of an even-number needle type prickle wire discharge electrode upper frame (1-9), and the other end of the even-number needle type prickle wire discharge electrode upper frame (1-9) is fixedly connected with the upper wall of the box body through a second discharge electrode insulator (1-15); the lower ends of the even-number prickle wire discharge electrodes are connected with even-number needle prickle wire discharge electrode connecting lower frames (1-10), and the even-number needle prickle wire discharge electrode connecting lower frames (1-10) are fixedly connected with insulator mounting beams (1-13) through two second discharge electrode insulators (1-15).
3. The recycling device of water mist micro dust for environmental protection as claimed in claim 1, characterized in that: the output voltage of the first high-frequency soft stable power supply (1-16) is 100kV-200kV, and the box body is connected with the negative electrode of the first high-voltage soft stable power supply (1-16) through a negative electrode grounding connecting wire (1-19); the output voltage of the second high-frequency soft stable power supply (1-17) is 70kV-120kV, and the box body is connected with the anode of the second high-voltage soft stable power supply through an anode grounding connecting wire (1-20).
4. The recycling device of water mist micro dust for environmental protection as claimed in claim 1, characterized in that: the length of the needle-type prickle wire discharge electrode (1-6) is more than the length of the stainless steel orifice plate cylindrical dust collecting electrode (1-5) by 600 mm-800 mm; a plurality of discharge needles (1-61) are arranged along the up-down direction of the needle-type prickle wire discharge electrode (1-6) at intervals, the length of the discharge needle (1-61) positioned in the stainless steel orifice plate cylindrical dust collecting electrode (1-5) is 20mm-50mm, the length of the discharge needle (1-61) positioned outside the stainless steel orifice plate cylindrical dust collecting electrode (1-5) is 40mm-100mm, the heteropolar distance of the discharge electrode in the stainless steel pore plate cylinder dust collecting electrode (1-5) corresponding to the stainless steel pore plate cylinder dust collecting electrode is consistent with the heteropolar distances of the PPA plastic plate composite dust collecting electrode (1-7) of the stainless steel pore plate and the PPA plastic plate composite dust collecting electrode (1-8) of the stainless steel pore plate at two sides corresponding to the discharge needle outside the stainless steel pore plate cylinder dust collecting electrode (1-5).
5. The recycling device of water mist micro dust for environmental protection as claimed in claim 1, characterized in that: the needle-type prickle wire discharge electrode (1-6) is made of a black alloy material; the dust collecting pole (1-5) of the stainless steel orifice plate cylinder is made of 2205 stainless steel orifice plates with the diameter of 350-1000mm, and regular through holes are arranged on the dust collecting pole; the PPA plastic plate composite dust collecting electrode (1-7) with the stainless steel pore plate comprises a 2205 stainless steel pore plate and the PPA plastic plate positioned in the 2205 stainless steel pore plate; the stainless steel pore plate dust collecting electrodes (1-8) are made of 2205 stainless steel plates, and regular through holes are formed in the stainless steel pore plate dust collecting electrodes; the distance between the stainless steel orifice plate cylindrical dust collecting electrode (1-5), the stainless steel orifice plate PPA plastic plate composite dust collecting electrode (1-7) at two sides and the stainless steel orifice plate dust collecting electrode (1-8) in the middle is 20mm-50 mm.
6. The utility model provides a water smoke micronic dust recovery unit for environmental protection, includes metal box (2-1), PA plastic slab (2-2) and corona mechanism (2-3), its characterized in that: the metal box body (2-1) is of a cuboid structure, the left end and the right end of the metal box body (2-1) are respectively provided with an air inlet and an air outlet, the lower end of the metal box body (2-1) is provided with a water outlet, the inner sides of the air inlet and the air outlet of the metal box body (2-1) are uniformly distributed with a PA plastic plate (2-2), the PA plastic plate (2-2) is respectively installed on the inner wall of the metal box body (2-1) through an upper installation plate (2-21) and a lower installation plate (2-22), the number of corona mechanisms (2-3) is not less than ten, the corona mechanisms (2-3) are uniformly distributed in the metal box body (2-1) in a straight line, and the corona mechanisms (2-3) are positioned between the PA plastic plates (2;
the corona mechanism (2-3) comprises a steel mesh PA plate (2-31), a wire mesh cylinder (2-32), needle-shaped barbed wires (2-33), a steel mesh upper connecting plate (2-34) and a steel mesh lower connecting plate (2-35), the wire mesh cylinder (2-32) is of a cylindrical structure, the steel mesh PA plate (2-31) is installed on the outer side of the wire mesh cylinder (2-32), the upper end and the lower end of the steel mesh PA plate (2-31) are respectively connected with the inner ends of the steel mesh upper connecting plate (2-34) and the steel mesh lower connecting plate (35), the outer ends of the steel mesh upper connecting plate (2-34) and the steel mesh lower connecting plate (2-35) are respectively installed on the upper installing plate (2-21) and the lower installing plate (2-22), and the needle-shaped barbed wires (2-33) are located in the middle of the wire mesh cylinder (2-32);
an insulating sealing plate (2-6) is arranged on the inner side of the upper end of the metal box body (2-1), the insulating sealing plate (2-6) is positioned above the PA plastic plate (2-2), an insulating sealing cavity (2-7) is formed by the insulating sealing plate (2-6) and the upper end of the metal box body (2-1), and the upper end of the needle-shaped barbed wire (2-33) is positioned in the insulating sealing cavity (2-7);
the high-frequency soft and stable power supply (2-4) is installed on the outer side of the upper end of the metal box body (2-1), the anode of the high-frequency soft and stable power supply (2-4) is connected with the side wall of the metal box body (2-1), the cathode of the high-frequency soft and stable power supply (2-4) is connected with a cathode connecting wire (2-5), and the lower end of the cathode connecting wire (2-5) penetrates through the metal box body (2-1) and then is connected with the top of the needle-shaped barbed wire (2-33).
7. The recycling device of water mist micro dust for environmental protection as claimed in claim 6, characterized in that: the wire mesh cylinder (2-32) is composed of a plurality of layers of wire meshes, the wire mesh used by the wire mesh cylinder (2-32) is a large-aperture wire mesh, the diameter of the wire mesh cylinder (2-32) is 1200mm, and the height of the wire mesh cylinder is 500 mm; the wire mesh cylinders (2-32) and the steel mesh PA plates (2-31) are pressed into a whole, the height of the steel mesh PA plates (2-31) is higher than that of the wire mesh cylinders (2-32), and the distance between the steel mesh PA plates (2-31) and the wire mesh cylinders (2-32) is 20 mm.
8. The recycling device of water mist micro dust for environmental protection as claimed in claim 6, characterized in that: the wire mesh cylinders (2-32) are made of metal mesh plate wire meshes or noble metal mesh plate wire meshes; the steel mesh PA plates (2-31) are made of PA, PP or PVC; the lower end of the needle-shaped prickle wire (2-33) is connected with a balancing weight, and the length of the needle-shaped prickle wire (2-33) is larger than that of the wire mesh cylinder (2-32).
9. The recycling device of water mist micro dust for environmental protection as claimed in claim 6, characterized in that: the needle-shaped prickle lines (2-33) correspond to the discharge part of the wire mesh cylinder (2-32) and have the needle length of 20mm, and the needle-shaped prickle lines (2-33) correspond to the discharge part of the steel mesh PA plate (2-31) and have the needle length of 40 mm; the distance between the needle-shaped prickle wire (2-33) and the wire mesh cylinder (2-32) is 50-600 mm.
10. The recycling device of water mist micro dust for environmental protection as claimed in claim 6, characterized in that: the discharge needles of the needle-shaped prickle wires (2-33) are needle-shaped prickles, triangular prickles, angle steel prickles, waveform prickles or rectangular prickles.
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| CN201910292218.1A CN109954587B (en) | 2019-04-12 | 2019-04-12 | Environmental protection water mist micro dust recovery device |
| PCT/CN2019/130707 WO2020207072A1 (en) | 2019-04-12 | 2019-12-31 | Environment-friendly water fog and dust recycling apparatus |
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| CN201910292218.1A CN109954587B (en) | 2019-04-12 | 2019-04-12 | Environmental protection water mist micro dust recovery device |
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| CN111298570B (en) * | 2019-11-29 | 2021-04-20 | 华中科技大学 | Demisting and water collecting utilization device and control method thereof |
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| GB1513699A (en) * | 1976-08-24 | 1978-06-07 | Hitachi Jidoshabuhinhanbai Kk | Electronic air cleaner |
| JP3393270B2 (en) * | 1994-10-17 | 2003-04-07 | 増田 佳子 | Corona discharge unit |
| JP3634178B2 (en) * | 1999-02-26 | 2005-03-30 | アマノ株式会社 | Electric dust collector |
| CN105289844A (en) * | 2015-09-24 | 2016-02-03 | 上海市政工程设计研究总院（集团）有限公司 | Charged water spray printing and dyeing waste gas treatment device and method |
| CN108499735A (en) * | 2017-02-27 | 2018-09-07 | 袁野 | Moisture condensation type electric precipitator |
| CN207153959U (en) * | 2017-08-29 | 2018-03-30 | 空联净化技术（上海）有限公司 | Cartridge type rod type ionizes structure electrostatic dust-collecting device |
| CN207153944U (en) * | 2017-08-29 | 2018-03-30 | 空联净化技术（上海）有限公司 | Improved polymeric coating layer electrode easy to clean energy-saving static dust collect plant |
| CN109954587B (en) * | 2019-04-12 | 2020-01-07 | 秦皇岛市桑格电气控制设备有限公司 | Environmental protection water mist micro dust recovery device |
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