CN102755819B - Low-temperature plasma oxidizer and low-temperature plasma deodorization system - Google Patents
Low-temperature plasma oxidizer and low-temperature plasma deodorization system Download PDFInfo
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- CN102755819B CN102755819B CN201210272848.0A CN201210272848A CN102755819B CN 102755819 B CN102755819 B CN 102755819B CN 201210272848 A CN201210272848 A CN 201210272848A CN 102755819 B CN102755819 B CN 102755819B
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Abstract
The invention discloses a low-temperature plasma oxidizer and a low-temperature plasma deodorization system. The low-temperature plasma oxidizer consists of an outer shell, an inner shell, a gas inlet pipe, a gas outlet pipe, a quartz pipe, a water inlet pipe, a water outlet pipe, a metal mesh cylinder, a positive electrode and a negative electrode. Entered gas can be ionized and decomposed in the low-temperature plasma oxidizer by the low-temperature plasma oxidizer, so that free electrons are produced; since the free electrons can quickly react with harmful gas, particularly formaldehyde, in air when used as a catalyst, the harmful substance, particularly the formaldehyde, included in the air is filtered off through a physical method; in addition, according to the designed low-temperature plasma deodorization system, the designed low-temperature plasma oxidizer is matched with a cyclone tank, a reaction tank and a spray tank, so that complete treatment can be more effectively performed on the air, the air quality is effectively improved, and the harm caused to the environment and operators by the harmful gas, particularly the formaldehyde, is reduced.
Description
Technical field
The present invention relates to VOCs treatment field, be specifically related to a kind of low-temperature plasma oxidator and low-temperature plasma deodoration system.
Background technology
Along with living standards of the people improve constantly, people are also more and more higher to the environmental requirement of life, but in producing and living, also can produce unavoidably some poisonous and hazardous waste gas, particularly building decoration, home decoration, floor, furniture etc. grows with each passing day to the demand of wood-based plate.Due to many-sided reasons such as formula and manufacturing conditions, in people's production and life, inevasible meeting contact various poisonous and hazardous gas, particularly formaldehyde.As everyone knows, formaldehyde is a kind of colourless toxic gas, has strong carcinogenicity and promotes canceration.Concentration of formaldehyde the caused harm that exceeds standard is mainly manifested in: 1, sensitization: the direct Formaldehyde Exposed of skin can cause allergic dermatitis, color spot, necrosis, while sucking high-concentration formaldehyde, can bring out bronchial astehma; 2, spread effect: the main harm of formaldehyde shows as Mucocutaneous spread effect, formaldehyde is protoplasmic poison material, can while sucking, occur that stimulation and oedema, eye that respiratory tract is serious stimulate, headache with combined with protein, high concentration; 3, mutagenesis: the formaldehyde of high concentration or a kind of gene toxin material, can the gene of human body be exerted an influence, be endangered, be that it is carcinogenic, impel one of important harm of canceration.Therefore, air is effectively filtered, with formaldehyde free in filtering air, for the protection of operative employee's human and environment, just seem very important.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of low-temperature plasma oxidator and low-temperature plasma deodoration system, and it can reduce particularly formaldehyde of harmful substance contained in air.
For addressing the above problem, the present invention is achieved by the following technical solutions:
A kind of low-temperature plasma oxidator of the present invention, mainly by shell body, inner housing, enter tracheae, escape pipe, quartz ampoule, oral siphon, outlet pipe, wire netting cylinder, positive electrode and negative electrode and form;
Shell body and inner housing are independently hollow cavity; Inner housing is embedded in the inner chamber of shell body, and between the madial wall of inner housing lateral wall and shell body, there is certain interval, inner housing and shell body phase insulation; 2 lateral sidewalls of inner housing are made by conductive material, respectively offer a plurality of pores in each lateral sidewalls, and it is corresponding to be one by one opened in 2 pore positions in lateral sidewalls;
The wherein one end that enters tracheae and escape pipe is connected on relative 2 longitudinal side walls of inner housing, and communicate with the inner chamber of inner housing simultaneously, and the other end that enters tracheae and escape pipe communicates with the external world through relative 2 longitudinal side walls of shell body respectively;
Wire netting cylinder is hollow tube-shape, and the number of wire netting cylinder is identical with the pore number of offering in inner housing lateral sidewalls; Above-mentioned a plurality of wire netting cylinder is crossed in the inner chamber of inner housing in parallel to each other, and one end of each wire netting cylinder is connected with the pore in one of them lateral sidewalls, and the other end is connected with the pore in another lateral sidewalls;
Quartz ampoule is the tubular of hollow, and the number of quartz ampoule is corresponding with the number of wire netting cylinder; Above-mentioned many quartz ampoules are crossed in the inner chamber of shell body and inner housing in parallel to each other, wherein one end of every quartz ampoule is connected with oral siphon through one of them lateral sidewalls of shell body, and the other end of quartz ampoule is connected with outlet pipe through pore, the inside of wire netting cylinder and another lateral sidewalls of shell body in 2 relative lateral sidewalls of inner housing; Oral siphon and outlet pipe communicate with outer tank; Between the madial wall of the lateral wall of quartz ampoule and wire netting cylinder and pore, all there is certain interval;
Positive electrode stretches in the inner chamber of quartz ampoule, and with quartz ampoule inner chamber in the water conducting of injecting; Negative electrode is connected to an inner housing lateral sidewalls or wire netting cylinder, and is conducted with wire netting cylinder.
The axis of every quartz ampoule of above-mentioned low-temperature plasma oxidator all with the axis overlaid of its outside sheathed wire netting cylinder.
The spacing of the madial wall of the lateral wall of the quartz ampoule of above-mentioned low-temperature plasma oxidator and wire netting cylinder is between 5mm～8mm.
The two ends of every quartz ampoule of above-mentioned side's low-temperature plasma oxidator are arranged with a sealing ring, and sealing circle is fixed on the connecting place of quartz ampoule and 2 relative lateral sidewalls of shell body.
The outside of each sealing ring of above-mentioned low-temperature plasma oxidator is also arranged with self-aligning ring.
Gap location between the inner housing lateral wall of above-mentioned low-temperature plasma oxidator and the madial wall of shell body is provided with porcelain insulator.
A kind of low-temperature plasma deodoration system of the present invention, is mainly comprised of whirlwind tank, retort, sprayed tank and 2 low-temperature plasma oxidators;
Whirlwind tank is the tank body of a hollow; The inner and upper that the top of whirlwind tank is provided with air inlet pipe, this air inlet pipe is provided with water smoke pipe; In the inner chamber of whirlwind tank, be provided with a vertically extending direct piping, the lower end of direct piping is connected with demist cover with holes, and the upper end of direct piping extend out to the outside of whirlwind tank and is connected with the tracheae that enters of the first low-temperature plasma oxidator from the inside of whirlwind tank; The top of the direct piping in whirlwind tank inside and middle part sidewall dish are provided with spiral drainage plate, and the lower sides of direct piping is arranged with the air baffle ring of a umbrella annular;
Retort is the tank body of a hollow; The entrance that retort bottom is offered is connected with the escape pipe of the first low-temperature plasma oxidator, and the outlet that retort top is offered is connected with the tracheae that enters of the second low-temperature plasma oxidator;
Sprayed tank is the tank body of a hollow; In the inner chamber of sprayed tank, be provided with a mozzle, one end of this mozzle is stretched out from the bottom of sprayed tank and is connected with the escape pipe of the second low-temperature plasma oxidator, the opening up setting of the other end of mozzle the bottom in sprayed tank; Directly over mozzle, be connected with the impact-absorbing shell of a umbrella shape; The middle and upper part that directly over impact-absorbing shell is sprayed tank is provided with an annular shower, and the water inlet of this shower joins through the water pipe of water pump and peripheral hardware, and the delivery port of offering on shower down; The outlet that sprayed tank top is offered is connected with outside air via centrifugal high pressure fan;
Above-mentioned 2 low-temperature plasma oxidators are the low-temperature plasma oxidator described in aforementioned arbitrary scheme.
Above-mentioned low-temperature plasma deodoration system also includes a circulating water pipe, and the water intake end of this circulating water pipe is connected with the bottom of sprayed tank, and the water side of circulating water pipe is connected with the entrance of the water smoke pipe being provided with in whirlwind canister incoming gas pipe.
The bottom of above-mentioned low-temperature plasma deodoration system whirlwind tank is provided with the discharge outlet of controlled keying.
Compared with prior art, the designed low-temperature plasma oxidator of the present invention can allow the gas portion's generation within it entering ionize and decompose, thereby generation free electron, due to these free electrons as catalyst can be rapidly with airborne pernicious gas particularly formaldehyde react, thereby can be by harmful substance contained in physics mode filtering air formaldehyde particularly; In addition, the low-temperature plasma deodoration system that the present invention is designed, adopt the low-temperature plasma oxidator of above-mentioned design to match with whirlwind tank, retort and sprayed tank, thereby can more effectively to air, comprehensively process, effectively improve air quality, reduce the pernicious gas harm that particularly formaldehyde causes environment and operator.
Accompanying drawing explanation
Fig. 1 is the top view of a kind of low-temperature plasma oxidator of the present invention;
Fig. 2 is the front view of a kind of low-temperature plasma oxidator of the present invention;
Fig. 3 is the upward view of a kind of low-temperature plasma oxidator of the present invention;
Fig. 4 is that the A-A of Fig. 2 is to cutaway view;
Fig. 5 is the scheme of installation of low-temperature plasma oxidator in low-temperature plasma deodoration system;
Fig. 6 is a kind of low-temperature plasma deodoration system of the present invention;
Fig. 7 is that the B-B of Fig. 6 is to cutaway view;
Reference numeral:
1, whirlwind tank; 1-1, air inlet pipe; 1-2, water smoke pipe; 1-3, direct piping; 1-4, spiral drainage plate; 1-5, air baffle ring; 1-6, discharge outlet; 2, retort; 2-1, entrance; 2-2, outlet; 3, sprayed tank; 3-1, mozzle; 3-2, impact-absorbing shell; 3-3, shower; 4, low-temperature plasma oxidator; 4-1, shell body; 4-2, inner housing; 4-3, enter tracheae; 4-4, escape pipe; 4-5, oral siphon; 4-6, outlet pipe; 4-7, wire netting cylinder; 4-8, positive electrode; 4-9, negative electrode; 4-10, porcelain insulator; 5, circulating water pipe; 6, water pump; 7, centrifugal high pressure fan.
The specific embodiment
Referring to Fig. 1-4, a kind of low-temperature plasma oxidator 4 mainly by shell body 4-1, inner housing 4-2, enter tracheae 4-3, escape pipe 4-4, quartz ampoule, oral siphon 4-5, outlet pipe 4-6, wire netting cylinder 4-7, positive electrode 4-8 and negative electrode 4-9 and form.
Shell body 4-1 and inner housing 4-2 are independently hollow cavity.Inner housing 4-2 is embedded in the inner chamber of shell body 4-1, and exists certain interval, inner housing 4-2 and shell body 4-1 to insulate mutually between the madial wall of inner housing 4-2 lateral wall and shell body 4-1.2 lateral sidewalls of inner housing 4-2 are made by conductive material, respectively offer a plurality of pores in each lateral sidewalls, and it is corresponding to be one by one opened in 2 pore positions in lateral sidewalls.In the present invention, described pore is matrix arrangement in lateral sidewalls.In order to prevent that gas from overflowing and affecting the ionization effect of low-temperature plasma oxidator 4 from shell body 4-1, described shell body 4-1 avoids state because guarantee it as far as possible.In addition,, in order to guarantee the insulating properties between shell body 4-1 and inner housing 4-2, the gap location between the madial wall of described inner housing 4-2 lateral wall and shell body 4-1 is provided with porcelain insulator 4-10.
The wherein one end that enters tracheae 4-3 and escape pipe 4-4 is connected on relative 2 longitudinal side walls of inner housing 4-2, and communicate with the inner chamber of inner housing 4-2 simultaneously, and the other end that enters tracheae 4-3 and escape pipe 4-4 communicates with the external world through relative 2 longitudinal side walls of shell body 4-1 respectively.Treat that ionized gas enters the inner chamber that tracheae 4-3 directly sends into inner housing 4-2 to ionize from low-temperature plasma oxidator 4, the gas after ionization is discharged from escape pipe 4-4.
Wire netting cylinder 4-7 is hollow tube-shape, and the number of wire netting cylinder 4-7 is identical with the pore number of offering in inner housing 4-2 lateral sidewalls.Above-mentioned a plurality of wire netting cylinder 4-7 is crossed in the inner chamber of inner housing 4-2 in parallel to each other, and one end of each wire netting cylinder 4-7 is connected with the pore in one of them lateral sidewalls, and the other end is connected with the pore in another lateral sidewalls.
Quartz ampoule is the tubular of hollow, and the number of quartz ampoule is corresponding with the number of wire netting cylinder 4-7.Above-mentioned many quartz ampoules are crossed in the inner chamber of shell body 4-1 and inner housing 4-2 in parallel to each other, wherein one end of every quartz ampoule is connected with oral siphon 4-5 through one of them lateral sidewalls of shell body 4-1, and the other end of quartz ampoule is connected with outlet pipe 4-6 through pore, the inside of wire netting cylinder 4-7 and another lateral sidewalls of shell body 4-1 in inner housing 4-22 relative lateral sidewalls.Oral siphon 4-5 and outlet pipe 4-6 communicate with outer tank.In the present invention, quartz ampoule can adopt following 2 kinds of modes with the connected mode of oral siphon 4-5 and outlet pipe 4-6: the first allows the water one end that enters of every quartz ampoule be connected with oral siphon 4-5 separately, and water outlet one end of every quartz ampoule is connected with outlet pipe 4-6 separately; It two is to allow all quartz ampoules are end to end to be together in series mutually, then allows the water one end that enters of article one quartz ampoule be connected with oral siphon 4-5, and water outlet one end of the last item quartz ampoule is connected with outlet pipe 4-6.Between the madial wall of the lateral wall of quartz ampoule and wire netting cylinder 4-7 and pore, all there is certain interval.In order to prevent gas overflowing, in the present invention, the two ends of every quartz ampoule are arranged with a sealing ring, and sealing circle is fixed on the connecting place of quartz ampoule and shell body 4-12 relative lateral sidewalls.
In order to guarantee the effect of ionization, the lateral wall of every quartz ampoule should and the inner side of its outside sheathed wire netting cylinder 4-7 between gap preferably can evenly guarantee both axialities, consistent to guarantee arcing distance, therefore, in invention, the axis of every quartz ampoule all with the axis overlaid of its outside sheathed wire netting cylinder 4-7.The spacing of the madial wall of the lateral wall of quartz ampoule and wire netting cylinder 4-7 is between 5mm～8mm.In order to regulate the concentricity of quartz ampoule and wire netting cylinder 4-7, in the present invention, the outside of each sealing ring is also arranged with self-aligning ring.
Positive electrode 4-8 stretches in the inner chamber of quartz ampoule, and with quartz ampoule inner chamber in the water conducting of injecting; Negative electrode 4-9 is connected to an inner housing 4-2 lateral sidewalls or wire netting cylinder 4-7, and is conducted with wire netting cylinder 4-7; Positive electrode 4-8 is all connected with external power source with negative electrode 4-9.
Above-mentioned low-temperature plasma oxidator 4 is in use: first, need to open oral siphon 4-5 and outlet pipe 4-6, allow the pure water in outer tank circulate in the inside of quartz ampoule.Then, air to be ionized is sent into the inner housing 4-2 of low-temperature plasma oxidator 4 from entering tracheae 4-3.Finally, connect external power source, make positive electrode 4-8 and negative electrode 4-9 charged, positive electrode 4-8 can discharge to negative electrode 4-9.Because positive electrode 4-8 stretches in the inner chamber of quartz ampoule, and with quartz ampoule inner chamber in the water conducting of injecting; Negative electrode 4-9 is connected to an inner housing 4-2 lateral sidewalls or wire netting cylinder 4-7, and be conducted with wire netting cylinder 4-7, therefore the electric charge that positive electrode 4-8 discharges can flow to wire netting cylinder 4-7 through the gap between quartzy tube wall and quartz ampoule and wire netting cylinder 4-7, and is back on negative electrode 4-9 by wire netting cylinder 4-7.Can therefore there is ionization and produce free electron in the ionized air for the treatment of being now full of in inner housing 4-2.Due to these free electrons as catalyst can be rapidly with airborne pernicious gas particularly formaldehyde react, so after the escape pipe 4-4 ionization of discharging, the contained formaldehyde of gas can greatly reduce.
Adopt the made low-temperature plasma deodoration system of above-mentioned low-temperature plasma oxidator 4, as shown in Figures 6 and 7, it is mainly comprised of whirlwind tank 1, retort 2, sprayed tank 3 and 2 low-temperature plasma oxidators 4.
Whirlwind tank 1 is the tank body of a hollow; The inner and upper that the top of whirlwind tank 1 is provided with air inlet pipe 1-1, this air inlet pipe 1-1 is provided with water smoke pipe 1-2; In the inner chamber of whirlwind tank 1, be provided with a vertically extending direct piping 1-3, the lower end of direct piping 1-3 is connected with demist cover with holes, and the upper end of direct piping 1-3 extend out to the outside of whirlwind tank 1 and is connected with the tracheae 4-3 that enters of the first low-temperature plasma oxidator 4 from the inside of whirlwind tank 1; The top of direct piping 1-3 in whirlwind tank 1 inside and middle part sidewall dish are provided with spiral drainage plate 1-4, and the lower sides of direct piping 1-3 is arranged with the air baffle ring 1-5 of a umbrella annular.In order can regularly the liquid in whirlwind tank 1 to be discharged, the bottom of whirlwind tank 1 is provided with the discharge outlet 1-6 that can control keying.
Sprayed tank 3 is the tank body of a hollow; In the inner chamber of sprayed tank 3, be provided with a mozzle 3-1, one end of this mozzle 3-1 is stretched out from the bottom of sprayed tank 3 and is connected with the escape pipe 4-4 of the second low-temperature plasma oxidator 4, the opening up setting of the other end of mozzle 3-1 the bottom in sprayed tank 3; Directly over mozzle 3-1, be connected with the impact-absorbing shell 3-2 of a umbrella shape; The middle and upper part that directly over impact-absorbing shell 3-2 is sprayed tank 3 is provided with an annular shower 3-3, and the water inlet of this shower 3-3 joins through water pump 6 and the water pipe of peripheral hardware, and the delivery port of offering on shower 3-3 down; The outlet 2-2 that sprayed tank 3 tops are offered is connected with outside air via centrifugal high pressure fan 7.In order to recycle water source, the present invention also includes a circulating water pipe 5, and the water intake end of this circulating water pipe 5 is connected with the bottom of sprayed tank 3, and the water side of circulating water pipe 5 is connected with the entrance 2-1 of the water smoke pipe 1-2 being provided with in whirlwind tank 1 air inlet pipe 1-1.
Above-mentioned low-temperature plasma oxidator 4 in the installation signal of low-temperature plasma deodoration system as shown in Figure 5, this low-temperature plasma oxidator 4 mainly by shell body 4-1, inner housing 4-2, enter tracheae 4-3, escape pipe 4-4, quartz ampoule, oral siphon 4-5, outlet pipe 4-6, wire netting cylinder 4-7, positive electrode 4-8 and negative electrode 4-9 and form.
Shell body 4-1 and inner housing 4-2 are independently hollow cavity.Inner housing 4-2 is embedded in the inner chamber of shell body 4-1, and exists certain interval, inner housing 4-2 and shell body 4-1 to insulate mutually between the madial wall of inner housing 4-2 lateral wall and shell body 4-1.2 lateral sidewalls of inner housing 4-2 are made by conductive material, respectively offer a plurality of pores in each lateral sidewalls, and it is corresponding to be one by one opened in 2 pore positions in lateral sidewalls.In the present invention, described pore is matrix arrangement in lateral sidewalls.In order to prevent that gas from overflowing and affecting the ionization effect of low-temperature plasma oxidator 4 from shell body 4-1, described shell body 4-1 avoids state because guarantee it as far as possible.In addition,, in order to guarantee the insulating properties between shell body 4-1 and inner housing 4-2, the gap location between the madial wall of described inner housing 4-2 lateral wall and shell body 4-1 is provided with porcelain insulator 4-10.
The wherein one end that enters tracheae 4-3 and escape pipe 4-4 is connected on relative 2 longitudinal side walls of inner housing 4-2, and communicate with the inner chamber of inner housing 4-2 simultaneously, and the other end that enters tracheae 4-3 and escape pipe 4-4 communicates with the external world through relative 2 longitudinal side walls of shell body 4-1 respectively.Treat that ionized gas enters the inner chamber that tracheae 4-3 directly sends into inner housing 4-2 to ionize from low-temperature plasma oxidator 4, the gas after ionization is discharged from low-temperature plasma oxidator 4 escape pipe 4-4.
Wire netting cylinder 4-7 is hollow tube-shape, and the number of wire netting cylinder 4-7 is identical with the pore number of offering in inner housing 4-2 lateral sidewalls.Above-mentioned a plurality of wire netting cylinder 4-7 is crossed in the inner chamber of inner housing 4-2 in parallel to each other, and one end of each wire netting cylinder 4-7 is connected with the pore in one of them lateral sidewalls, and the other end is connected with the pore in another lateral sidewalls.
Quartz ampoule is the tubular of hollow, and the number of quartz ampoule is corresponding with the number of wire netting cylinder 4-7.Above-mentioned many quartz ampoules are crossed in the inner chamber of shell body 4-1 and inner housing 4-2 in parallel to each other, wherein one end of every quartz ampoule is connected with oral siphon 4-5 through one of them lateral sidewalls of shell body 4-1, and the other end of quartz ampoule is connected with outlet pipe 4-6 through pore, the inside of wire netting cylinder 4-7 and another lateral sidewalls of shell body 4-1 in inner housing 4-22 relative lateral sidewalls.Oral siphon 4-5 and outlet pipe 4-6 communicate with outer tank.In the present invention, quartz ampoule can adopt following 2 kinds of modes with the connected mode of oral siphon 4-5 and outlet pipe 4-6: the first allows the water one end that enters of every quartz ampoule be connected with oral siphon 4-5 separately, and water outlet one end of every quartz ampoule is connected with outlet pipe 4-6 separately; It two is to allow all quartz ampoules are end to end to be together in series mutually, then allows the water one end that enters of article one quartz ampoule be connected with oral siphon 4-5, and water outlet one end of the last item quartz ampoule is connected with outlet pipe 4-6.Between the madial wall of the lateral wall of quartz ampoule and wire netting cylinder 4-7 and pore, all there is certain interval.In order to prevent gas overflowing, in the present invention, the two ends of every quartz ampoule are arranged with a sealing ring, and sealing circle is fixed on the connecting place of quartz ampoule and shell body 4-12 relative lateral sidewalls.
In order to guarantee the effect of ionization, the lateral wall of every quartz ampoule should and the inner side of its outside sheathed wire netting cylinder 4-7 between gap preferably can evenly guarantee both axialities, consistent to guarantee arcing distance, therefore, in invention, the axis of every quartz ampoule all with the axis overlaid of its outside sheathed wire netting cylinder 4-7.The spacing of the madial wall of the lateral wall of quartz ampoule and wire netting cylinder 4-7 is between 5mm～8mm.In order to regulate the concentricity of quartz ampoule and wire netting cylinder 4-7, in the present invention, the outside of each sealing ring is also arranged with self-aligning ring.
Positive electrode 4-8 stretches in the inner chamber of quartz ampoule, and with quartz ampoule inner chamber in the water conducting of injecting; Negative electrode 4-9 is connected to an inner housing 4-2 lateral sidewalls or wire netting cylinder 4-7, and is conducted with wire netting cylinder 4-7; Positive electrode 4-8 is all connected with external power source with negative electrode 4-9.
Above-mentioned low-temperature plasma deodoration system is in use:
The air that glue and wood-based plate factory area are discharged and other enter the present invention from air inlet pipe 1-1 with harmful other air.The air entering is after the spray of water smoke pipe 1-2, and harmful substance that wherein can be water-soluble is sent in whirlwind tank 1 after being partially absorbed by water smoke.The air that carries water smoke is rotated down along direct piping 1-3 under the drainage of spiral drainage plate 1-4.After the water smoke air being rotated down is stopped by air baffle ring 1-5 and demist cover, wherein contained water smoke can drop to along air baffle ring 1-5 and demist cover the below of whirlwind tank 1, most of gas wherein can upwards flow along direct piping 1-3, and delivers in the first low-temperature plasma oxidator 4 and ionize first.
Air after the ionization of the first low-temperature plasma oxidator 4 slightly stops in retort 2, to promote particularly reacting of formaldehyde of free electron and airborne harmful substance.Through reacted air, then send in the second low-temperature plasma oxidator 4 and carry out double ionization.
Air after the ionization of the second low-temperature plasma oxidator 4 enters in sprayed tank 3 from mozzle 3-1.Because the shower 3-3 in sprayed tank 3 continues to inject water smoke in sprayed tank 3, therefore the air entering from mozzle 3-1 can be more all sidedly and aqueous phase reactions, and the water smoke that now in air, contained most harmful substances soluble in water can be sprayed by sprayed tank 3 drops in sprayed tank 3 after absorbing.The centrifugal high pressure fan 7 that sprayed tank 3 tops connect is extremely outdoor by the Bas Discharged after filtering.
Claims (9)
1. low-temperature plasma oxidator, is characterized in that: mainly by shell body (4-1), inner housing (4-2), enter tracheae (4-3), escape pipe (4-4), quartz ampoule, oral siphon (4-5), outlet pipe (4-6), wire netting cylinder (4-7), positive electrode (4-8) and negative electrode (4-9) and form;
Shell body (4-1) and inner housing (4-2) are independently hollow cavity; Inner housing (4-2) is embedded in the inner chamber of shell body (4-1), and between the madial wall of inner housing (4-2) lateral wall and shell body (4-1), there is certain interval, inner housing (4-2) insulate mutually with shell body (4-1); 2 lateral sidewalls of inner housing (4-2) are made by conductive material, respectively offer a plurality of pores in each lateral sidewalls, and it is corresponding to be one by one opened in 2 pore positions in lateral sidewalls;
The wherein one end that enters tracheae (4-3) and escape pipe (4-4) is connected on relative 2 longitudinal side walls of inner housing (4-2), and communicate with the inner chamber of inner housing (4-2) simultaneously, and relative 2 longitudinal side walls that the other end that enters tracheae (4-3) and escape pipe (4-4) passes respectively shell body (4-1) communicate with the external world;
Wire netting cylinder (4-7) is hollow tube-shape, and the number of wire netting cylinder (4-7) is identical with the pore number of offering in inner housing (4-2) lateral sidewalls; Above-mentioned a plurality of wire netting cylinders (4-7) are crossed in the inner chamber of inner housing (4-2) in parallel to each other, and one end of each wire netting cylinder (4-7) is connected with the pore in one of them lateral sidewalls, and the other end is connected with the pore in another lateral sidewalls;
Quartz ampoule is the tubular of hollow, and the number of quartz ampoule is corresponding with the number of wire netting cylinder (4-7); Above-mentioned many quartz ampoules are crossed in the inner chamber of shell body (4-1) and inner housing (4-2) in parallel to each other, wherein one end of every quartz ampoule is connected with oral siphon (4-5) through one of them lateral sidewalls of shell body (4-1), and the other end of quartz ampoule is connected with outlet pipe (4-6) through pore, the inside of wire netting cylinder (4-7) and another lateral sidewalls of shell body (4-1) in 2 relative lateral sidewalls of inner housing (4-2); Oral siphon (4-5) and outlet pipe (4-6) communicate with outer tank; Between the madial wall of the lateral wall of quartz ampoule and wire netting cylinder (4-7) and pore, all there is certain interval;
Positive electrode (4-8) stretches in the inner chamber of quartz ampoule, and with quartz ampoule inner chamber in the water conducting of injecting; Negative electrode (4-9) is connected to the individual lateral sidewalls of inner housing (4-2) or wire netting cylinder (4-7), and is conducted with wire netting cylinder (4-7).
2. low-temperature plasma oxidator according to claim 1, is characterized in that: the axis of every quartz ampoule all with the axis overlaid of its outside sheathed wire netting cylinder (4-7).
3. low-temperature plasma oxidator according to claim 1 and 2 (4), is characterized in that: the spacing of the madial wall of the lateral wall of quartz ampoule and wire netting cylinder (4-7) is between 5mm～8mm.
4. low-temperature plasma oxidator according to claim 1, is characterized in that: the two ends of every quartz ampoule are arranged with a sealing ring, and sealing circle is fixed on the connecting place of quartz ampoule and 2 relative lateral sidewalls of shell body (4-1).
5. low-temperature plasma oxidator according to claim 4, is characterized in that: the outside of each sealing ring is also arranged with self-aligning ring.
6. low-temperature plasma oxidator according to claim 1, is characterized in that: the gap location between the madial wall of inner housing (4-2) lateral wall and shell body (4-1) is provided with porcelain insulator (4-10).
7. low-temperature plasma deodoration system, is characterized in that: mainly whirlwind tank (1), retort (2), sprayed tank (3) and 2 low-temperature plasma oxidators (4), consist of;
Whirlwind tank (1) is the tank body of a hollow; The inner and upper that the top of whirlwind tank (1) is provided with air inlet pipe (1-1), this air inlet pipe (1-1) is provided with water smoke pipe (1-2); In the inner chamber of whirlwind tank (1), be provided with a vertically extending direct piping (1-3), the lower end of direct piping (1-3) is connected with demist cover with holes, and the upper end of direct piping (1-3) extend out to the outside of whirlwind tank (1) and is connected with the tracheae (4-3) that enters of the first low-temperature plasma oxidator (4) from the inside of whirlwind tank (1); Top and middle part sidewall dish in the inner direct piping (1-3) of whirlwind tank (1) are provided with spiral drainage plate (1-4), and the lower sides of direct piping (1-3) is arranged with the air baffle ring (1-5) of a umbrella annular;
Retort (2) is the tank body of a hollow; The entrance (2-1) that retort (2) bottom is offered is connected with the escape pipe (4-4) of the first low-temperature plasma oxidator (4), and the outlet (2-2) that retort (2) top is offered is connected with the tracheae (4-3) that enters of the second low-temperature plasma oxidator (4);
Sprayed tank (3) is the tank body of a hollow; In the inner chamber of sprayed tank (3), be provided with a mozzle (3-1), one end of this mozzle (3-1) is stretched out from the bottom of sprayed tank (3) and is connected with the escape pipe (4-4) of the second low-temperature plasma oxidator (4), the opening up setting of the other end of mozzle (3-1) the bottom in sprayed tank (3); Directly over mozzle (3-1), be connected with the impact-absorbing shell (3-2) of a umbrella shape; The middle and upper part that directly over impact-absorbing shell (3-2) is sprayed tank (3) is provided with an annular shower (3-3), and the water inlet of this shower (3-3) joins through water pump (6) and the water pipe of peripheral hardware, and the delivery port of offering on shower (3-3) down; The outlet (2-2) that sprayed tank (3) top is offered is connected with outside air via centrifugal high pressure fan (7);
Above-mentioned 2 low-temperature plasma oxidators (4) are the low-temperature plasma oxidator (4) described in any one in claim 1～6.
8. low-temperature plasma deodoration system according to claim 7, it is characterized in that: also include a circulating water pipe (5), the water intake end of this circulating water pipe (5) is connected with the bottom of sprayed tank (3), and the water side of circulating water pipe (5) is connected with the entrance (2-1) of the water smoke pipe (1-2) being provided with in whirlwind tank (1) air inlet pipe (1-1).
9. low-temperature plasma deodoration system according to claim 7, is characterized in that: the bottom of whirlwind tank (1) is provided with the discharge outlet (1-6) of controlled keying.
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| CN105344212A (en) * | 2015-12-04 | 2016-02-24 | 李育成 | Single-dielectric barrier low temperature plasma discharge module |
| CN106765122A (en) * | 2016-12-20 | 2017-05-31 | 付顺坤 | The smokeless innoxious burning processing unit of house refuse |
| CN110270202A (en) * | 2019-07-24 | 2019-09-24 | 武汉中科博大环保工程有限公司 | A kind of high energy active oxygen ion deodorization integrating device |
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