CN207755958U - A kind of low temperature plasma waste gas cleaning device - Google Patents
A kind of low temperature plasma waste gas cleaning device Download PDFInfo
- Publication number
- CN207755958U CN207755958U CN201721893119.1U CN201721893119U CN207755958U CN 207755958 U CN207755958 U CN 207755958U CN 201721893119 U CN201721893119 U CN 201721893119U CN 207755958 U CN207755958 U CN 207755958U
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- plasmatron
- shell
- insulation board
- high pressure
- metal mesh
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Abstract
The utility model discloses a kind of low temperature plasma waste gas cleaning device, including shell, high pressure generator, plasmatron and locating rack, and shell is the square box structure of side opening, and high pressure generator is fixedly mounted on the inside of shell.Shell is equipped with insulation board, and multiple copper tips are provided on insulation board, and all copper tips are electrically connected with an output end of high pressure generator.Plasmatron has multiple, is enclosed with metal mesh on the outside of each plasmatron, multiple plasmatrons are corresponded with multiple copper tips, and the copper tip that one end of each plasmatron is corresponding is connected.Locating rack is located at the outside of shell and is fixedly linked with insulation board, and locating rack is contacted with each metal mesh, another output end of high pressure generator is electrically connected with metal mesh.The structure design of the utility model is reasonable, occupies little space, and is difficult to quick, thorough decomposition to the exhaust gas of complicated component, the high-velocity electrons of release are to malodor molecule good purification, and exhaust treatment efficiency is high, and service life is long.
Description
Technical field
The utility model is related to technical field of environment protection equipment, and in particular to a kind of low temperature plasma waste gas cleaning device.
Background technology
The volatile organic waste gas that the industries such as tire, oil, pharmacy, paint, printing and coating generate is also increased, this
A little exhaust gas can not only stop longer time in an atmosphere, can also spread and float to place farther out, be brought seriously to environment
Pollution, these exhaust gas suck human body, directly to human body health generate greatly harm.During rubber production, mixing, pressure
The processes such as piece squeezes out, film is cooling, vulcanization generate technology waste gas, the exhaust gas emitted containing more dust, small particle,
Benzene,toluene,xylene, non-methane total hydrocarbons and VOCs, foul gas molecule etc..Although pollution intensity is little, discharge amount of exhaust gas
Greatly, pollutant component is complicated and changeable, and odor pollutant is easy to cause ambient enviroment, plant environment larger dirt especially in exhaust gas
Dye, the phenomenon that disturbs residents are difficult to avoid that.
Refining glue workshop and curing department's exhaust gas have the characteristics such as discharge capacity is big, composition index is low, peculiar smell intensity is big.Mixing,
The exhaust gas that tablet press machine, extruder, line of cooling film generate is after existing processing equipment is handled, benzene, toluene, diformazan
Benzene, non-methane total hydrocarbons and VOCs, foul gas molecule are difficult to quick, thorough decomposition, are difficult to locate particularly with foul gas molecule
Reason, is affected to working environment and nearby residents area, processed exhaust gas cannot meet environmental requirement.
Utility model content
In view of the above shortcomings of the prior art, the utility model aim is to propose a kind of low temperature plasma waste gas cleaning dress
It sets, solves complicated component in exhaust gas, wherein organic and inorganic hazardous gas is difficult to quick, thorough decomposition, for foul gas point
Son is difficult to handle, and leading to that treated, gas discharges problem not up to standard.
In order to solve the above-mentioned technical problem, technical solution used by the utility model is：
A kind of low temperature plasma waste gas cleaning device, including shell, high pressure generator, plasmatron and locating rack, it is described
Shell is the square box structure of side opening, and high pressure generator is fixedly mounted on the inside of shell.Pacify the side of shell opening
Equipped with insulation board made of epoxy resin, be provided with multiple copper tips on insulation board, all copper tips with high pressure generator
One output end electrical connection.The plasmatron has multiple, and metal mesh is enclosed on the outside of each plasmatron.Multiple plasmas
It manages parallel and is regularly arranged on hull outside, multiple plasmatrons are corresponded with multiple copper tips, one end of each plasmatron
Corresponding copper tip is connected.Locating rack is located at the outside of shell and is fixedly linked with insulation board, locating rack and each metal mesh
Contact and support plasmatron, another output end of high pressure generator to be electrically connected with metal mesh.
Preferably, shell is made of stainless steel plate, and there is the surrounding of open side outside flange, the flange to have
Pilot hole.
Preferably, insulation board is located at the metallic plate that is fixedly arranged in the middle of of case inside, one of metallic plate and high pressure generator
Output end is connected.The copper tip is embedded on insulation board, and one end is fixedly linked with metallic plate, and the other end stretches out insulation board
It outside and is threadedly coupled with plasmatron.
Preferably, the locating rack includes positioning plate and multiple supporting rods, and positioning plate is parallel with insulation board, and by parallel
The edge of the multiple supporting rods and insulation board that are arranged is fixedly linked.
Preferably, on positioning plate have multiple mounting holes corresponding with plasmatron, each plasmatron and its outside
Metal mesh passes through corresponding mounting hole.The position that positioning plate corresponds to each mounting hole is all provided with there are one fastener, and plasmatron is inserted into
After its corresponding mounting hole, fastener is kept in contact state with metal mesh.
Preferably, the plasmatron has ten and is divided into two groups, and every group includes respectively five plasmatrons, every group
Wherein four plasmatrons are evenly arranged in a ring around a remaining plasmatron.
By using above-mentioned technical proposal, the advantageous effects of the utility model are：The utility model structure design is closed
Reason, occupies little space, and vapour lock is small, is suitable for the exhaust-gas treatment of high flow rate, Wind Volume, and exhaust treatment efficiency is high, and equipment uses the longevity
Life length, inoxidizability is strong, corrosion-resistant in sour gas.Suitable for benzene,toluene,xylene, non-methane total hydrocarbons and VOCs, stench
Gas molecule is difficult to quick, thorough decomposition to the exhaust gas of complicated component, and the high-velocity electrons of release are to malodor molecule clean-up effect
It is good.The utility model reaction is fast, and speed limit system of not being bullied is not influenced, wide adaptation range with with opening by temperature, -60 DEG C~
It can run well in+300 DEG C of environment, it especially still can normal operation in the environment of moist and air humidity is saturated.
Description of the drawings
Fig. 1 is a kind of principle schematic diagram of low temperature plasma waste gas cleaning device of the utility model.
Fig. 2 is a kind of overlooking structure diagram of low temperature plasma waste gas cleaning device of the utility model.
Specific implementation mode
The utility model is described in detail below in conjunction with the accompanying drawings：
A kind of low temperature plasma waste gas cleaning device combined with Figure 1 and Figure 2, including shell 1, high pressure generator 2, plasma
Pipe 3 and locating rack 4, the shell 1 are the square box structure of open top, and shell 1 is made of stainless steel plate, open top
The surrounding at end has the flange 11 that fold is formed outward, and multiple pilot holes 12 are provided on every flange.High pressure generator 2 is solid
Dingan County is mounted in the inside of shell 1, and the aperture position at 1 top of shell is installed with insulation board 5 made of epoxy resin, insulate
Plate 5 combines to form rectangular closed box with shell 1, and the centre position of 5 bottom of insulation board is installed with metallic plate 6, metal
Plate 6 is electrically connected with an output end of high pressure generator 2, is powered between metallic plate 6 and high pressure generator 2.The upper table of metallic plate 6
Face is regularly arranged to have ten copper tips 7, ten copper tips 7 to be divided into two groups, and every group includes five copper tips 7, all copper ends
The bottom of son 7 is electrically connected by metallic plate 6 with an output end of high pressure generator 2.The copper tip 7 is embedded in insulation board
On 5, the upper surface of insulation board 5 is stretched out in the upper end of copper tip 7.
The plasmatron 3 has ten and is divided into two groups, two groups of 3 parallel arrangeds of plasmatron, and every group includes respectively five
A plasmatron 3, every group of wherein four plasmatrons 3 are evenly arranged in the remaining plasmatron 3 of the group in a ring
Around, the distance between two plasmatrons 3 of arbitrary neighborhood are not less than 5cm.The outside of each plasmatron 3 is enclosed with
Metal mesh 31, metal mesh are aluminum metal mesh.Every group of five plasmatrons 3 are parallel and are regularly arranged on insulation board 5 far from shell
1 side of body, ten plasmatrons 3 correspond respectively with ten copper tips 7, and the connecting pin of each plasmatron 3 is corresponding
The electrical connection of copper tip 7 is connected, and each plasmatron 3 is electrically connected by copper tip 7 with an output end of high pressure generator 2, by height
Generator 2 is pressed to power for plasmatron 3.
Locating rack 4 is located at outside of the insulation board 5 far from shell 1, and is fixedly linked with insulation board 5, and the locating rack 4 includes
Positioning plate 41 and six supporting rods 42, positioning plate 41 are arranged in parallel with insulation board 5, and positioning plate 41 passes through six branch disposed in parallel
Strut 42 and the edge of insulation board 5 are fixedly linked, and ten consistent with 7 arrangement of copper tip are provided in the positioning plate 41
Mounting hole.The position that positioning plate 41 corresponds to each mounting hole is all provided with there are one fastener 43, and fastener 43 is the claw of loop configuration, respectively
The bottom of claw and positioning plate 41 is fixedly linked, after its corresponding mounting hole of the insertion of metal mesh 31 of plasmatron 3 and its outside,
Fastener 43 is kept in contact state with metal mesh 31.Positioning plate 41 contacts with each metal mesh 31 and supports plasmatron 3, high pressure
Another output end of raw device 2 be electrically connected by locating rack 4 with each metal mesh 31, in the energized state, metal mesh 31 and grade from
Sub- pipe 3 is used as two electrodes, and high voltage electric field is formed between two electrodes, and electric discharge results between two electrodes.
The operation principle of the utility model is as follows：In the energized state, high pressure is formed between metal mesh 31 and plasmatron 3
Electric field, between electric discharge results from two electrodes, dielectric barrier discharge is in contact since electrode is not direct with discharge gas, to
Avoid the etching problem of electrode.During dielectric barrier discharge, electronics obtains energy from electric field, is turned energy by collision
The interior energy or kinetic energy of contaminant molecule are turned to, these molecules for obtaining energy, which are excited or occur to ionize, forms active group, together
When air in oxygen and moisture a large amount of hydrogen in statu nascendi, active oxygen and hydroxyl oxygen etc. can be also generated under the action of high energy electron
Active group, these active groups have just caused the physics of a series of complex, chemical reaction after mutually colliding.From plasma
Active group composition as can be seen that plasma inside be rich in high chemically active particle, as electronics, ion, free radical and
Excited state molecule etc..Polluter in exhaust gas reacts with these active groups with higher-energy, is eventually converted into
CO2And H2The substances such as O achieve the purpose that purify exhaust gas.
During dielectric barrier discharge, electronics obtains energy from electric field, and energy is converted to pollutant point by collision
The interior energy or kinetic energy of son, these molecules for obtaining energy, which are excited or occur to ionize, forms active group, while the oxygen in air
Gas and moisture can also generate a large amount of hydrogen in statu nascendi, ozone and hydroxyl oxygen isoreactivity group under the action of high energy electron, these
Active group has just caused the physics of a series of complex, chemical reaction after mutually colliding.It is formed from the active group of plasma
As can be seen that being rich in high chemically active particle, such as electronics, ion, free radical and excited state molecule inside plasma.
Polluter in exhaust gas reacts with these active groups with higher-energy, is eventually converted into CO2And H2The substances such as O,
To achieve the purpose that purify exhaust gas.
In the chemical reaction process of low temperature plasma gas purifier, plasma transmits the reaction process of chemical energy
The transmission of middle energy approximately as：
(1) electric field+electronics → high energy electron
(2) high energy electron+molecule (or atom) → (excited atom is excited group, free group) active group
(3) active group+molecule (atom) → product+heat
(4) active group+active group → product+heat
From above procedure as can be seen that electronics obtains energy from electric field first, transferred energy by exciting or ionizing
In molecule or atom, the molecule or atom that obtain energy are excited, while having moieties to be ionized, to become active group
Group；Stable product is generated after mutually being collided between these active groups and molecule or atom, active group and active group later
And heat.In addition, high energy electron also can become anion by the stronger materials capture of the electron affinities such as halogen and oxygen.It is this kind of
Anion has good chemism, plays an important role in chemical reaction.Under the action of high energy electron, make peculiar smell
Molecule is stimulated, and charged particle or intermolecular chemical bond are interrupted, while water in air and oxygen are bombarded in high energy electron
Under also will produce the oxidizing species such as OH free radicals, active oxygen, these oxidizing species can also be reacted with odor molecules, be made
It is decomposed, and promotes off-flavor elimination, purified gas is through exhaust tube high altitude discharge.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model, are also answered
Belong to the scope of protection of the utility model.
Claims (6)
1. a kind of low temperature plasma waste gas cleaning device, including shell, high pressure generator, plasmatron and locating rack, feature
It is, the shell is the square box structure of side opening, and high pressure generator is fixedly mounted on the inside of shell；Shell is open
Side insulation board made of epoxy resin is installed, be provided with multiple copper tips on insulation board, all copper tips are and high pressure
One output end of generator is electrically connected；The plasmatron has multiple, and metal mesh is enclosed on the outside of each plasmatron；It is more
A plasmatron is parallel and is regularly arranged on hull outside, and multiple plasmatrons are corresponded with multiple copper tips, each plasma
The copper tip that one end of pipe is corresponding is connected；Locating rack is located at the outside of shell and is fixedly linked with insulation board, locating rack with
Each metal mesh contacts and supports plasmatron, another output end of high pressure generator to be electrically connected with metal mesh.
2. a kind of low temperature plasma waste gas cleaning device according to claim 1, which is characterized in that shell is by stainless steel plate
It is made, there is the surrounding of open side outside flange, the flange to have pilot hole.
3. a kind of low temperature plasma waste gas cleaning device according to claim 1, which is characterized in that insulation board is located at shell
Inside is fixedly arranged in the middle of metallic plate, and metallic plate is connected with an output end of high pressure generator；The copper tip is embedded in absolutely
On listrium, one end is fixedly linked with metallic plate, and the other end stretches out the outside of insulation board and is threadedly coupled with plasmatron.
4. a kind of low temperature plasma waste gas cleaning device according to claim 1, which is characterized in that the locating rack includes
Positioning plate and multiple supporting rods, positioning plate is parallel with insulation board, and passes through the side of multiple supporting rods and insulation board disposed in parallel
Edge is fixedly linked.
5. a kind of low temperature plasma waste gas cleaning device according to claim 4, which is characterized in that on positioning plate have with
The metal mesh of the corresponding multiple mounting holes of plasmatron, each plasmatron and its outside passes through corresponding mounting hole；Positioning plate
The position of corresponding each mounting hole is all provided with that there are one fasteners, after plasmatron is inserted into its corresponding mounting hole, fastener and metal mesh
It is kept in contact state.
6. a kind of low temperature plasma waste gas cleaning device according to claim 1, which is characterized in that the plasmatron has
Ten and it is divided into two groups, every group includes respectively five plasmatrons, every group of wherein four plasmatrons, in a ring uniform cloth
It sets around a remaining plasmatron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893119.1U CN207755958U (en) | 2017-12-28 | 2017-12-28 | A kind of low temperature plasma waste gas cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893119.1U CN207755958U (en) | 2017-12-28 | 2017-12-28 | A kind of low temperature plasma waste gas cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207755958U true CN207755958U (en) | 2018-08-24 |
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ID=63185906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721893119.1U Expired - Fee Related CN207755958U (en) | 2017-12-28 | 2017-12-28 | A kind of low temperature plasma waste gas cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207755958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107998849A (en) * | 2017-12-28 | 2018-05-08 | 青岛旭日环保科技有限公司 | A kind of low temperature plasma waste gas cleaning device |
-
2017
- 2017-12-28 CN CN201721893119.1U patent/CN207755958U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107998849A (en) * | 2017-12-28 | 2018-05-08 | 青岛旭日环保科技有限公司 | A kind of low temperature plasma waste gas cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20181228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |