Low temperature plasma air cleaning unit
Technical field
The invention belongs to field of air purification device, it is related to a kind of low temperature plasma air cleaning unit, it is adaptable to room
The purified treatment of interior air.
Background technology
Plasma air purifier is to produce plasma to purify air using corona discharge, and its cleaning principle is exactly
A series of primitive physical reactions can occur during using the high energy electron in plasma with molecular collision in air, and in reaction
During the elemental oxygen that produces various active free radical and ecological oxygen, i.e. ozone decomposed and produce.Living radical can be effective
The various viruses of ground destruction, the nucleic acid in bacteriums, protein prevent it from being normally metabolized and biosynthesis, so as to cause it
It is dead;And a variety of macromolecule gas with foreign flavor can be decomposed or be reduced to low molecule innocuous substance by ecological oxygen rapidly.In addition, by etc.
The fine particulates of as low as submicron order can be carried out effective collection by the coalescence effect of ion and particle in gas ions.
But, in the prior art there is following defect in plasma technique:1. plasma is to air cleaning treatment effeciency
It is relatively low, or complicated cause fault rate higher;2. can be more or less during plasma air purifying discharge is smelly
Oxygen, causes secondary air pollution, has detrimental effect to the healthy of the mankind;3. to molecule(Such as PM2.5, PM10)'s
Treatment effeciency is relatively low, processing time is long;4. periodic cleaning air cleaning member is needed, it is cumbersome, it is necessary to set dismounting device,
Add structural complexity;5. the negative oxygen ion concentration produced is low.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of low temperature plasma air cleaning unit, by setting band logical
The plate receiving pole in hole is simultaneously provided with the carbon cloth or non-woven fabrics of infiltration recirculated water in reception pole plate side, can efficiently remove sky
The ozone molecule produced during various harmful substances, peculiar smell, molecule in gas etc., and rapid decomposing, purifying, purification is empty
The automatically cleaning of purification mechanism is realized while gas;Negative oxygen ion efficiency improving mechanism is also provided with the air outlet of purification mechanism, is carried
More negative oxygen ions have been supplied, have been beneficial to healthy.
In order to solve the above technical problems, the technical solution adopted by the present invention is:
A kind of low temperature plasma air cleaning unit, including plasma circuit and purification mechanism, the purification mechanism
Including more than 2 grades purifying areas, the clean unit of more than 2 settings that overlap is included per one-level purifying area, the clean unit includes 2
Wire or metal prong bar more than root being arranged side by side, as emitter stage, and it is flat with wire side by side or metal prong bar
Orifice plate capable, as receiving pole, the orifice plate both sides, which are set around orifice plate, has the free degree and through recirculated water of rotating in a circumferential direction
Strap;Negative oxygen ion efficiency improving mechanism is also set up in the outlet of purification mechanism.
The both sides of the orifice plate upper and lower ends set otic placode to be connected with upper and lower location-plate respectively, outside the location-plate up and down
Side sets driving shaft and driven axle by support respectively, the strap through the through hole on upper and lower location-plate and around orifice plate,
It is sleeved between driving shaft and driven axle.
Wire or the metal prong bar longitudinally arrangement, upper and lower ends concatenated respectively by support stick, the support stick with
Location-plate insulation positioning up and down.
It is preferred that, the purification mechanism includes uniform straight on the purifying area of three-level laid out in parallel, first order purifying area orifice plate
Footpath is 0.5 ~ 1.5mm small through hole, forms energy-intensive area;Uniform a diameter of 2.5 ~ 3.5mm on the purifying area orifice plate of the second level
Large through-hole, forms high energy region;A diameter of 0.5 ~ 1.5mm small through hole and a diameter of uniformly at intervals on third level purifying area orifice plate
2.5 ~ 3.5mm large through-hole, forms mixed zone.
The negative oxygen ion efficiency improving mechanism includes the synergy unit of 2 more parallels;Each synergy unit, which includes being used as, to be connect
Receive the metal cylinder of pole and be arranged in metal cylinder, as the circular thorn piece of emitter stage, the metal cylinder two ends are respectively by metal
Positioning hole corresponding with metal cylinder nozzle is respectively equipped with plate and insulation board positioning, metallic plate and insulation board, the insulation board
Insulation sleeve of the suit with positioning target in positioning hole, the circular thorn piece is by metal bar and positioning target formation location structure.
The plasma emission and reception square formation being made up of several emitter stages and receiving pole, that is, constitute a purifying area,
The number of emitter stage and receiving pole needs and determined according to the scale of use occasion;Plasma occurs, launched and control circuit
For custom circuit.In above-mentioned technical proposal, act on, be arranged on outside receiving pole by the coalescence of the ion in plasma and particle
Zhou Xuanzhuan strap effectively can collect and capture the molecule in air, and scrub, collect by recirculated water;Followed using infiltration
On the one hand the strap of ring water improves efficiency of dust collection, has on the other hand reached self-cleaning effect by the rinsing of recirculated water.Hole
Through hole on plate adds salient point, forms electric charge compact district, equivalent to foring countless cones between emitter stage and receiving pole
Shape accelerating region, is on the one hand conducive to charged particle thing in the aggregation of receiving pole, is on the other hand conducive to charged particle thing in motion
During constantly fettered by same direction acceleration fields, make it smaller to receiving pole motion process deviation angle.
The beneficial effect produced using above-mentioned technical proposal is:(1)Plasma is used as using orifice plate in the present invention
Receiving pole, is conducive to the aggregation of charged particle thing;Captured, adsorb by strap during focusing particles, due on cloth band
There is fine hole, hygroscopic, by recirculated water, the finely ground particles of capture are washed and extrude into water, so as to realize micro-
The collection of small particle, has unique advantage in terms of the particulate matters such as PM2.5 are removed;(2)The plasma for purification of the present invention
Unit has taste removal, the effect of sterilization;(3)In stage purifying device, using the orifice plate of different pore size, different processing are realized
Effect, the orifice plate formation energy-intensive area of small-bore, removal molecule is realized with the strap of infiltration recirculated water jointly(It is like flying
Dirt, flue dust, scurf, hair etc.)Effect, can effectively remove below PM2.5 molecule;The use of second level purifying area
The orifice plate of larger aperture, can effectively remove the particulate matter between PM2.5 ~ PM10, and the energetic ion of generation can also quickly divide
Volatile organic matter and carbon dioxide are solved, negative oxygen ion is produced;In the purifying area that big small through hole is mixed, using metal
Pierce at plate, the molecule beyond the region of objective existence except escape can be purified, moreover it is possible to produce substantial amounts of negative oxygen ion, the device by the present invention
The air odor of reason is pure and fresh, rich in negative oxygen ion;(4)Stage purifying device is set, air cleaning rate is further increased, especially
It is anion efficiency improving mechanism, the distance spread after the concentration of anion and release has been effectively ensured, it is notable to air improvement;
(5)The present invention is simple in construction, it is adaptable to the purified treatment of room air.
Brief description of the drawings
Fig. 1 is the theory structure schematic diagram of purification mechanism of the present invention;
Fig. 2 is the dimensional structure diagram of third level purifying area in the present invention;
Fig. 3 is Fig. 2 main structure diagram, wherein first receiving pole eliminates the strap of periphery;
Fig. 4 is the dimensional structure diagram of anion efficiency improving mechanism of the present invention;
Fig. 5 is the dimensional structure diagram of the preferred embodiment of the present invention;
Wherein, 1, strap, 2, orifice plate, 2-1, otic placode, 3, wire, 4, support stick, 4-1, emitter stage locating rack, 5, passive
Axle, 6, tank, 7-1, upper location-plate, 7-2, lower location-plate, 8, driving shaft, 9, metal prong bar, 10 represent negative oxygen ion Synergistic machine
Structure, 10-1, metallic plate, 10-2, metal cylinder, 10-3, insulation board, 10-4, circular thorn piece, 10-5, metal bar, 10-6, insulation sleeve,
10-7, positioning target, 11, regulating roller, I represents first order purifying area, and II represents second level purifying area, and III represents third level purification
Area.
Embodiment
The low temperature plasma air cleaning unit of the present invention, including plasma circuit and purification mechanism, the purification
Mechanism includes more than 2 grades purifying areas, and the clean unit of more than 2 settings that overlap, the clean unit are included per one-level purifying area
Wire 3 or metal prong bar 9 being arranged side by side including more than 2, as emitter stage, and with wire 3 or gold side by side
Category thorn bar 9 is parallel, orifice plate 2 as receiving pole, and the both sides of orifice plate 2, which set to have around orifice plate 2, rotates in a circumferential direction the free degree simultaneously
Through the strap 1 of recirculated water;Negative oxygen ion efficiency improving mechanism is also set up in the outlet of purification mechanism.
It is the principle assumption diagram of purification mechanism of the present invention referring to Fig. 1, the wire 3 can also be substituted with metal prong bar.
The plasma circuit is custom circuit, is repeated no more in the present embodiment.
The key improvements of the present invention are:1. the receiving pole of plasma employs AND DEWATERING FOR ORIFICE STRUCTURE;2. in AND DEWATERING FOR ORIFICE STRUCTURE
Periphery is provided with the rotation strap through recirculated water;3. negative oxygen ion efficiency improving mechanism is provided with the air outlet of purification mechanism, increased
Plus the density of negative oxygen ion.
In the present embodiment, the strap 1 uses non-woven fabrics or carbon cloth, and the orifice plate 2 uses through hole on titanium alloy sheet, orifice plate
A diameter of 0.4 ~ 4mm.The periphery that non-woven fabrics or carbon cloth are arranged on orifice plate 2 is used to adsorbing and capturing small ion, reaches electrostatic
The purpose of dedusting, according to different purified treatment targets, can set the orifice plate of different pore size size.
Positioning between emitter stage and receiving pole can use various structures.The location structure of the present embodiment is referring to Fig. 2 ~ figure
3, the both sides of the upper and lower ends of orifice plate 2 set otic placode 2-1 to be connected with upper location-plate 7-1 and lower location-plate 7-2 respectively, upper and lower
Location-plate insulate with the housing of equipment again to be positioned, and driving shaft 8 is set respectively on the outside of the upper location-plate 7-1 and lower location-plate 7-2
With driven axle 5, the strap 1 be sleeved on through the through hole set on location-plate 7, around orifice plate 2 driving shaft 8 and driven axle 5 it
Between.Referring specifically to Fig. 2 and Fig. 3, through hole is set, otic placode 2-1 is concatenated, passed through again by the top of orifice plate 2 by connecting rod on otic placode 2-1
L-type connection sheet is connected with upper location-plate 7-1, and otic placode 2-1 is positioned on Qian type support by bottom, Qian type support and lower location-plate 7-
2 positioning.
The driven axle 5 is arranged under the circulation water surface of tank 6, formed the self-cleaning structure of strap;The driving shaft 8
The regulating roller 11 of the regulation spacing of strap 1 is also set up with the periphery of driven axle 5, the end of regulating roller uses the softer material of material,
Permeable through hole is set thereon, and the one side of regulating roller 11 is used to adjusting the distance between strap 1 and orifice plate 2, on the other hand can be with
The strap 1 of tensioning is extruded with driven axle 5, so that the particulate matter captured in strap 1 is entered into water when by recirculated water, reaches and removes
The effect of dirt.Driving shaft 8 is connected with the output shaft of motor, drives strap 1 around the shuttling movement of orifice plate 2, strap 1 and orifice plate 2
The distance between be set to not produce friction.Driving shaft drives strap 1 to rotate under motor driving, and the strap 1 is adsorbed
With the molecule in capture air, while being rinsed in rotary course through water-carrying groove, automatically cleaning is completed.In use may be used
To save the cleaning of purification mechanism.To sum up, the effect of strap 1:On the one hand it is used to adsorb the molecule assembled to orifice plate 2
Thing, when on the other hand through water-carrying groove, realizes automatically cleaning, improves purification efficiency;In addition, the strap for being adsorbed with water also help it is micro
The decomposition of ozone.
The tank 6 is provided with circulation, and the mechanism uses mature technology of the prior art.Recirculated water is improved
The purification efficiency of air.Meanwhile, the ozone produced in purification process is in water than being easier to decompose in air.
The longitudinal direction of wire 3 or metal prong bar 9 arrangement, upper and lower ends are concatenated by support stick 4 respectively, the support stick
4 position with the insulation of location-plate 7-1,7-2 up and down.In the present embodiment, distinguish in upper location-plate 7-1 and lower location-plate 7-2 inner side
Emitter stage locating rack 4-1 is set, and support stick 4 insulate by insulator and emitter stage locating rack 4-1 to be fixed.
Spacing between adjacent wire 3 is 15 ~ 24mm, the distance of the puncture tip of wire 3 or metal prong bar 9 to strap 1
For 15 ~ 24mm.
As a preferred scheme, referring to Fig. 5(In the figure strap around orifice plate is eliminated in order to show AND DEWATERING FOR ORIFICE STRUCTURE),
The present embodiment includes the small of uniform a diameter of 0.5 ~ 1.5mm on the purifying area of three-level laid out in parallel, the orifice plate of first order purifying area
Through hole, forms energy-intensive area;Uniform a diameter of 2.5 ~ 3.5mm large through-hole on the orifice plate of second level purifying area, forms high energy
Area;A diameter of 0.5 ~ 1.5mm small through hole and the big of a diameter of 2.5 ~ 3.5mm are led to uniformly at intervals on the orifice plate of third level purifying area
Hole, forms mixed zone.The emitter stage of first, second grade of purifying area uses wire 3, and the emitter stage of third level purifying area is using gold
Category thorn bar 9;The bottom of strap 1 of every grade of purifying area is correspondingly arranged on tank 6 respectively.Set negative in the air outlet of third level purifying area
Oxonium ion efficiency improving mechanism.
The negative oxygen ion efficiency improving mechanism includes the synergy unit of 2 more parallels;Each synergy unit, which includes being used as, to be connect
Receive the metal cylinder 10-2 of pole and be arranged in metal cylinder 10-2, as circular thorn the piece 10-4, the metal cylinder 10-2 of emitter stage
Two ends are positioned by metallic plate 10-1 and insulation board 10-3 respectively, are respectively equipped with and metal on metallic plate 10-1 and insulation board 10-3
Insulation sleeve 10- of the suit with positioning target 10-7 in the corresponding positioning hole of cylinder 10-2 nozzles, the positioning hole of the insulation board 10-3
6, the circular thorn piece 10-4 are by metal bar 10-5 and positioning target 10-7 formation location structures.
On the one hand metal cylinder 10-2 plays a part of to anion rectification, reduces anion failure caused by collision;It is another
Aspect carries out inelastic collision to the free electron that directed movement is done in anion and metallic cylinder, and electron amount increase is reduced
Neutralization failure after anion release in short distance, increases the displacement of anion.Using insulation board 10-3 and insulation sleeve
10-6 double insulations, improve the security performance of equipment.
The puncture tip angle of the circular thorn piece 10-4 is 20 ~ 35 °, and the distance of two neighboring puncture tip is 2-6mm, puncture tip to gold
The distance for belonging to cylinder 10-2 barrels is 15-24mm;The length of the metal cylinder 10-2 is 50 ~ 100mm.The control of above-mentioned parameter is very heavy
Will, it otherwise will not only increase the density of anion on charged ion, the density of negative oxygen ion can be also reduced due to collision.
Referring to Fig. 5, the receiving pole of first order purifying area I uses the first orifice plate of uniform 0.5 ~ 1.5mm small through hole, forms energy
Measure compact district.Room air initially enters high energy electron in this grade of purifying area, plasma with point in air from air inlet
A series of primitive physical reactions can occur during son collision, and produce various active free radical and ecological oxygen (i.e. during the course of the reaction
Ozone decomposed and the elemental oxygen produced), occur inelastic collision with the dusty gas molecule of hardly possible cracking, by being converted for kinetic energy
Reach activation gas molecule to crack molecular link, the temperature become in monatomic state, purifying area is insufficient for gas
Body molecule re-oxidation synthesizes original molecule state, and the higher homoatomic molecule of bond energy can be only formed by exothermic reaction, from
And reach master gas purpose.Living radical can also effectively destroy various viruses, mould, the nucleic acid in bacterium, protein,
So as to kill the various moulds in air, viral such as hepatitis viruse, influenza virus.Utilize the ion and particle in plasma
Coalescence effect, the fine particulates of as low as submicron order can be carried out with the effect of effective collection, especially strap 1, carried
It is high collect and capture efficiency, and the molecule collected completes cleaning by water circulation and collects, and the level can be removed
Below PM2.5 particle, in addition to scurf, hair etc..In first order purifying area in the present embodiment, hole pattern electric field structure is not only
Gas current stabilization current balance function can be played, it is to hit to play targeting effect below to also act as gas molecule powered, and raising is effectively hit
Rate is hit, energy consumption is reduced.
Enter second level purifying area II by the air of first order purifying area;Enter by the air of first order purifying area
Secondary purification area;The through hole being relatively large in diameter strengthens local energy, forms high energy region.In the purifying area, plasma and air
Collision, can remove the particle being relatively large in diameter, such as PM10, and can effectively decompose carbon dioxide, produce oxygen, eliminate the unusual smell simultaneously,
Such as smoke, bad smell of perspiration, lavatory peculiar smell, are collected into carbon black in the tank of the second purifying area, fully prove that the level can be decomposed effectively
Carbon dioxide, and VOC.
Enter third level purifying area III by the air of second level purifying area;The receiving pole of third level purifying area using it is big,
The 3rd orifice plate of small through hole uniformly at intervals, forms mixed zone;Emitter stage uses metal prong bar 9.Third level purifying area is used to purify
The particle and organic molecule and peculiar smell escaped in the first order and second level purifying area, while producing negative oxygen ion.
The bottom of strap 1 of above-mentioned every grade of purifying area is correspondingly arranged on tank 6 respectively.Wherein second level purifying area is correspondingly arranged
Circular water treating system in, a large amount of CO are have collected in filter screen2Decompose the carbon black produced.Air by above-mentioned tertiary treatment from
Air outlet is blown out, with fresh air, clean after purification, rich in negative oxygen ion.
The air come out from third level purifying area is blown out by metal cylinder, has rectified action to anion, reduces collision
Caused anion failure, circle thorn piece point discharge, occurs non-resilient touch with the oxygen molecule Jing Guo metal cylinder or negative oxygen ion
Hit, its electron amount increase, so as to add the density of negative oxygen ion.