CN209679866U - The exhaust device of white domestic appliances industry is administered based on plasma technique - Google Patents
The exhaust device of white domestic appliances industry is administered based on plasma technique Download PDFInfo
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- CN209679866U CN209679866U CN201822232731.5U CN201822232731U CN209679866U CN 209679866 U CN209679866 U CN 209679866U CN 201822232731 U CN201822232731 U CN 201822232731U CN 209679866 U CN209679866 U CN 209679866U
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 239000007789 gas Substances 0.000 claims abstract description 73
- 238000001746 injection moulding Methods 0.000 claims abstract description 30
- 238000001179 sorption measurement Methods 0.000 claims abstract description 26
- 230000003197 catalytic effect Effects 0.000 claims abstract description 24
- 239000002912 waste gas Substances 0.000 claims abstract description 21
- 238000007664 blowing Methods 0.000 claims description 14
- 238000007146 photocatalysis Methods 0.000 claims description 11
- 230000001699 photocatalysis Effects 0.000 claims description 11
- 239000003463 adsorbent Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000009428 plumbing Methods 0.000 abstract description 2
- 210000002381 plasma Anatomy 0.000 description 37
- 230000008569 process Effects 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to the exhaust device of white domestic appliances industry is administered based on plasma technique, including collection system, pouring-in low temperature plasma waste gas treatment device, catalytic adsorption device and exhaust system, it further include having PLC control system in device, PLC control system is directly connected to control pouring-in low temperature plasma waste gas treatment device, catalytic adsorption device and air-introduced machine；Collection system and summarizes and be provided with filter device and temperature and humidity control device between pipeline, summarize the downstream connection catalytic adsorption device of pipeline, air-introduced machine in the downstream connection exhaust system of catalytic adsorption device, the downstream of air-introduced machine is provided with 15m discharge air hose, the waste gas treatment device collection efficiency is high, treatment effeciency is high, can be effectively improved the environment on workshop periphery；Distinctive collection and plumbing installation are designed, carries out fixed point collection for the point of injection molding machine upper end and screw parts two generation exhaust gas, the remote PLC control to device may be implemented in the power using blower of reduction.
Description
Technical field
The utility model relates to waste gas treatment equipment technical fields, and in particular to administer white family based on plasma technique
The exhaust device and technique of electric industry.
Background technique
With the continuous social and economic development, the continuous quickening of process of industrialization, environment and energy problem are increasingly subject to people
Concern.The discharge of large-scale industrial production and people's daily life can generate a large amount of different degrees of organic exhaust gas,
Serious threat is caused to the living environment of the mankind.Currently, white domestic appliances can generate in the fabrication process largely pollution
Exhaust gas, especially injection moulding process and silk-screen printing process, because injection molding machine volume is big, high degree of automation, traditional collection method is difficult
Effectively organized collection is carried out, while its generation exhaust gas concentration is low, complicated component, traditional active carbon process operations dimension
Protect it is at high cost, take up a large area, there are secondary pollutions.
In recent years, lower temperature plasma technology has caused more and more to pay close attention to, and plasma is referred to as removing solid-state, liquid
The 4th kind of substance existing forms except state and gaseous state, are made of electronics, ion, free radical and neutral particle, whole to protect
Hold electroneutral.In low-temperature plasma body, O, OH the isoreactivity particle for thering is a large amount of high energy electron and high energy electron to generate,
Then physics, the chemical reaction for causing a series of complex, make complicated macromolecule contaminant be changed into simple small-molecule substance,
Or Organic Hazardous Compounds is made to be changed into the low harmful substance of inorganic harmless or low machine, to enable pollutant degradation removal.Low temperature etc.
Ion body technique has simple process, process flow is short, small investment, take up little area, removal rate is high, operating cost is low (mainly to show
For the electricity charge), it is applied widely the features such as.
For the exhaust gas that white domestic appliances industry injection moulding process generates, exhaust gas has complicated component, and concentration is low, and air quantity is big, receives
Collect the big feature of difficulty, how to design novel treatment process, be presently relevant those skilled in the art's urgent need to resolve
Problem.
Utility model content
To solve the above problems, the utility model is intended to provide, closed, collection efficiency is high, treatment effeciency is high,
Environmentally friendly, three sections of integrated forms the exhaust device and technique that white domestic appliances industry is administered based on plasma technique.
To realize the utility model aim, the technical solution adopted is that: white domestic appliances row is administered based on plasma technique
The exhaust device of industry, including collection system, pouring-in low temperature plasma waste gas treatment device, catalytic adsorption device and discharge system
System, the pouring-in low temperature plasma waste gas treatment device directly with summarize pipeline and connect, the front end for summarizing pipeline and
Gas gathering mask branch pipe is directly connected to；
It further include having PLC control system in described device, PLC control system is directly connected to control pouring-in low-temperature plasma
Body waste gas treatment device, catalytic adsorption device and air-introduced machine；
The collection system and summarizes and be provided with filter device and temperature and humidity control device between pipeline, it is described to summarize pipeline
Downstream connection catalytic adsorption device, the air-introduced machine in the downstream connection exhaust system of the catalytic adsorption device, the air inducing
The downstream of machine is provided with 15m discharge air hose.
Preferably, the collection system includes side-draught hood, air blowing hood and screw rod reciprocating pump gas gathering mask.
Preferably, the side-draught hood, which is connected with screw rod reciprocating pump gas gathering mask by gas gathering mask branch pipe, summarizes pipeline.
Preferably, the side-draught hood, air blowing hood and screw rod reciprocating pump gas gathering mask are arranged at the surface of injection molding machine, and tight
Paste injection molding machine.
Preferably, it is connected with axial flow blower on the gas gathering mask branch pipe, is provided with volume damper on gas gathering mask branch pipe.
Preferably, the catalytic adsorption device is photocatalysis adsorbent equipment, is internally provided with photocatalysis pipe.
Preferably, the mode of the PLC control system control air-introduced machine is feedback collaboration frequency control.
Preferably, the pouring-in low temperature plasma waste gas treatment device is internally provided with low temperature plasma generation mould
Block, power module and high voltage protection module.
Preferably, the air blowing hood is directly connected to air-supply air curtain.
Based on plasma technique administer white domestic appliances industry exhaust gas technique, the technique specifically includes the following steps:
(1) is collected: collection system builds side-draught hood, air blowing hood and screw rod reciprocating pump gas gathering mask in the surface of injection molding machine,
By adjusting the volume damper and axial flow blower that are arranged on gas gathering mask branch pipe, side-draught hood and screw rod reciprocating pump gas gathering mask will be infused
The injection molding exhaust gas that molding machine generates carries out absorption collection, starting air-supply air curtain, and wind is sent out from air blowing hood, entered in side-draught hood
Portion, injection molding exhaust gas enter in collection system；
(2) is pre-processed: being delivered to filter device after injection molding exhaust gas enters collection system, then through gas gathering mask branch pipe
It is filtered, filtered injection molding exhaust gas enters temperature and humidity control device, and temperature and humidity control device adjusts the temperature of injection molding exhaust gas
Humidity enters by the injection molding exhaust gas of filter device and temperature and humidity control device and summarizes in pipeline；
(3) reacts: module occurs from the low temperature plasma inside pouring-in low temperature plasma waste gas treatment device and produces
Raw a large amount of low temperature plasmas, which enter, to summarize inside pipeline, is collided and is reacted with the exhaust gas of filtering and temperature adjustment humidity, just
Step degradation part organic exhaust gas, exhaust gas enter catalytic adsorption device, start photocatalysis pipe, catalysis low temperature plasma with it is organic
The further degradation organic waste gas of the reaction of exhaust gas；
(4) is discharged: exhaust gas passes through the dual drop of pouring-in low temperature plasma waste gas treatment device and catalytic adsorption device
After solution effect, by the effect of summarizing of centrifugal air-introduced machine, enters 15m discharge air hose and carry out minimum discharge.
The utility model has the following beneficial effects: the device and technique of the utility model are using three sections of " collection+purification+discharge "
Technique and corollary apparatus handle injection molding machine exhaust gas, have the advantage that
1. the waste gas treatment device collection efficiency is high, it is effectively improved the production environment of injection workshop, treatment effeciency is high, can
It is effectively improved the environment on workshop periphery；Distinctive collection and plumbing installation are designed, for injection molding machine upper end and screw parts two
The point for generating exhaust gas carries out fixed point collection, and tele-control system may be implemented, to processing equipment in the power using blower of reduction
It is remotely controlled, reduction personnel operate to device context；
2. using pouring-in Low Temperature Plasma Treating technique, it is particularly suitable for the VOCs treatment of large-wind-volume low-concentration；
Increase photocatalysis absorption after-treatment device simultaneously, improves treatment effeciency, reduce energy consumption；
3. being molded, exhaust gas VOCs concentration is low, but has very pungent peculiar smell, and the pollutant is not soluble in water, can pass through
The mode of activated carbon adsorption is explained, but the active carbon dangerous waste of saturation can be generated after activated carbon adsorption, is difficult to be desorbed
Recycling can effectively explain pollutant using the treatment process of low temperature plasma, generate CO2 and H2O；
4. verifying by engineering project, the collection efficiency of exhaust gas reaches 90% or more, non-methane total hydrocarbons and odor concentration
Treatment effeciency can reach 90% or more.
Detailed description of the invention
Fig. 1 is that the part-structure of exhaust device of the utility model based on plasma technique improvement white domestic appliances industry shows
It is intended to.
Fig. 2 is that the flowage structure of exhaust gas technique of the utility model based on plasma technique improvement white domestic appliances industry is shown
It is intended to.
In figure: 1, injection molding machine；2, side-draught hood；3, air blowing hood；4, screw rod reciprocating pump gas gathering mask；5, summarize pipeline；6, gas collection
Cover branch pipe.
Specific embodiment
Below in conjunction with the embodiments of the present invention, the technical solution of the utility model is clearly and completely retouched
It states, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this
Embodiment in utility model, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, fall within the protection scope of the utility model.
Embodiment 1
As shown in Figure 1, administering the exhaust device of white domestic appliances industry based on plasma technique, it is characterised in that: including
Collection system, pouring-in low temperature plasma waste gas treatment device, catalytic adsorption device and exhaust system, the pouring-in low temperature
Plasma waste gas treatment device directly with summarize pipeline 5 and connect, the front end for summarizing pipeline 5 and gas gathering mask branch pipe 6 are direct
Connection；
It further include having PLC control system in described device, PLC control system is directly connected to control pouring-in low-temperature plasma
Body waste gas treatment device, catalytic adsorption device and air-introduced machine；
The collection system and summarizes and be provided with filter device and temperature and humidity control device between pipeline 5, the gathering tube
The downstream connection catalytic adsorption device in road 5, the air-introduced machine in the downstream connection exhaust system of the catalytic adsorption device are described to draw
The downstream of blower is provided with 15m discharge air hose.
Further, the collection system includes side-draught hood 2, air blowing hood 3 and screw rod reciprocating pump gas gathering mask 4.
Further, the side-draught hood 2 and screw rod reciprocating pump gas gathering mask 4 are connected by gas gathering mask branch pipe 6 summarizes pipeline 5.
Further, the side-draught hood 2, air blowing hood 3 and screw rod reciprocating pump gas gathering mask 4 be arranged at injection molding machine 1 just on
Side, and it is close to injection molding machine 1.
Further, it is connected with axial flow blower on the gas gathering mask branch pipe 6, air quantity adjusting is provided on gas gathering mask branch pipe 6
Valve.
Further, the catalytic adsorption device is photocatalysis adsorbent equipment, is internally provided with photocatalysis pipe.
Further, the mode of the PLC control system control air-introduced machine is feedback collaboration frequency control.
Further, the pouring-in low temperature plasma waste gas treatment device is internally provided with low temperature plasma
Module, power module and high voltage protection module.
Further, the air blowing hood 3 is directly connected to air-supply air curtain.
As shown in Fig. 2, administering the exhaust gas technique of white domestic appliances industry based on plasma technique, the technique is specifically included
Following steps:
(1) is collected: collection system is in the surface of injection molding machine 1 construction side-draught hood 2, air blowing hood 3 and screw rod reciprocating pump gas collection
Cover 4, by adjusting the volume damper and axial flow blower that are arranged on gas gathering mask branch pipe 6, side-draught hood 2 and screw rod reciprocating pump gas collection
The injection molding exhaust gas that injection molding machine generates is carried out absorption collection, starting air-supply air curtain by cover 4, and wind is sent out from air blowing hood 3, entered
Inside side-draught hood 2, injection molding exhaust gas is entered in collection system；
(2) is pre-processed: being delivered to filter device after injection molding exhaust gas enters collection system, then through gas gathering mask branch pipe 6
It is filtered, filtered injection molding exhaust gas enters temperature and humidity control device, and temperature and humidity control device adjusts the temperature of injection molding exhaust gas
Humidity enters by the injection molding exhaust gas of filter device and temperature and humidity control device and summarizes in pipeline 5；
(3) reacts: module occurs from the low temperature plasma inside pouring-in low temperature plasma waste gas treatment device and produces
Raw a large amount of low temperature plasmas, which enter, to summarize inside pipeline 5, is collided and is reacted with the exhaust gas of filtering and temperature adjustment humidity, just
Step degradation part organic exhaust gas, exhaust gas enter catalytic adsorption device, start photocatalysis pipe, catalysis low temperature plasma with it is organic
The further degradation organic waste gas of the reaction of exhaust gas；
(4) is discharged: exhaust gas passes through the dual drop of pouring-in low temperature plasma waste gas treatment device and catalytic adsorption device
After solution effect, by the effect of summarizing of centrifugal air-introduced machine, enters 15m discharge air hose and carry out minimum discharge.
In the present invention, collection system avoids the side collected using Integral sealing by the way of " inhaling air-supply+side "
Formula reduces installation cost, reduces the air quantity of collection, reduce the energy consumption of system；
Every injection molding machine 1 collects branch pipe and uses axial flow blower and volume damper all to control the collection of every injection molding machine 1
Air quantity avoids reaching good collecting effect because of the too long influence collecting effect of pipeline while reducing energy consumption；
All gas gathering mask branch pipes 6 are finally summarised in one and summarize on pipeline 5, are summarized by air-introduced machine, successively process filtering,
After low temperature plasma waste gas treatment device and the processing of catalytic adsorption device, finally by 15m discharge air hose discharge；
Being molded exhaust gas is mainly to be heated at high temperature what plastics generated, contains more than 100 kinds of volatile organic matters, pollutes without feature
Object, while the concentration of the exhaust gas is low, but the pollution factor for generating peculiar smell is difficult to degrade, using " low temperature plasma waste gas pollution control and treatment
Complexes " collaboration " photocatalysis adsorbent equipment " reacts in the Strong oxdiative active component and pollutant of OH, O, makes it
Degradation, and under the action of concerted catalysis absorption, further degraded, it is final to realize efficiently removal, minimum discharge；
PLC control system control flow air-introduced machine is frequency control, can be with by feeding back the unlatching quantity of axial flow blower
The substantially air quantity of judgement system, according to the running frequency of blast main upper air volume feedback and wind pressure feedback adjustment air-introduced machine, in system
On the basis of having certain air quantity operation, injection blower is opened, which uses the control mode of soft start, infuses in system
On fashionable flow in pipes wind pressure about general pipeline when pressure, module and photocatalysis fluorescent tube occur for starting low temperature plasma.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. administering the exhaust device of white domestic appliances industry based on plasma technique, it is characterised in that: including collection system, injection
Formula low temperature plasma waste gas treatment device, catalytic adsorption device and exhaust system, the pouring-in low temperature plasma exhaust gas
Controlling device directly with summarize pipeline (5) and connect, the front end for summarizing pipeline (5) is directly connected to gas gathering mask branch pipe (6)；
It further include having PLC control system in described device, it is useless that PLC control system is directly connected to control pouring-in low temperature plasma
Gas controlling device, catalytic adsorption device and air-introduced machine；
The collection system and summarizes and be provided with filter device and temperature and humidity control device between pipeline (5), it is described to summarize pipeline
(5) downstream connection catalytic adsorption device, the air-introduced machine in the downstream connection exhaust system of the catalytic adsorption device are described to draw
The downstream of blower is provided with 15m discharge air hose.
2. the exhaust device according to claim 1 for being administered white domestic appliances industry based on plasma technique, feature are existed
In: the collection system includes side-draught hood (2), air blowing hood (3) and screw rod reciprocating pump gas gathering mask (4).
3. the exhaust device according to claim 2 for being administered white domestic appliances industry based on plasma technique, feature are existed
In: the side-draught hood (2) and screw rod reciprocating pump gas gathering mask (4) are connected by gas gathering mask branch pipe (6) and summarize pipeline (5).
4. the exhaust device according to claim 2 or 3 for administering white domestic appliances industry based on plasma technique, feature
Be: the side-draught hood (2), air blowing hood (3) and screw rod reciprocating pump gas gathering mask (4) are arranged at the surface of injection molding machine (1), and
It is close to injection molding machine (1).
5. the exhaust device according to claim 1 for being administered white domestic appliances industry based on plasma technique, feature are existed
In: axial flow blower is connected on the gas gathering mask branch pipe (6), gas gathering mask branch pipe is provided with volume damper on (6).
6. the exhaust device according to claim 1 for being administered white domestic appliances industry based on plasma technique, feature are existed
In: the catalytic adsorption device is photocatalysis adsorbent equipment, is internally provided with photocatalysis pipe.
7. the exhaust device according to claim 1 for being administered white domestic appliances industry based on plasma technique, feature are existed
In: the mode of the PLC control system control air-introduced machine is feedback collaboration frequency control.
8. the exhaust device according to claim 1 for being administered white domestic appliances industry based on plasma technique, feature are existed
In: the pouring-in low temperature plasma waste gas treatment device is internally provided with low temperature plasma and module, power module occurs
With high voltage protection module.
9. the exhaust device according to claim 2 or 3 for administering white domestic appliances industry based on plasma technique, feature
Be: the air blowing hood (3) is directly connected to air-supply air curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822232731.5U CN209679866U (en) | 2018-12-28 | 2018-12-28 | The exhaust device of white domestic appliances industry is administered based on plasma technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822232731.5U CN209679866U (en) | 2018-12-28 | 2018-12-28 | The exhaust device of white domestic appliances industry is administered based on plasma technique |
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| Publication Number | Publication Date |
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| CN209679866U true CN209679866U (en) | 2019-11-26 |
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ID=68597338
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| CN201822232731.5U Active CN209679866U (en) | 2018-12-28 | 2018-12-28 | The exhaust device of white domestic appliances industry is administered based on plasma technique |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499361A (en) * | 2018-12-28 | 2019-03-22 | 中科新天地（合肥）环保科技有限公司 | The exhaust device and technique of white domestic appliances industry are administered based on plasma technique |
| CN112107974A (en) * | 2020-09-16 | 2020-12-22 | 中科新天地（合肥）环保科技有限公司 | Injection type low-temperature plasma organic waste gas treatment device |
-
2018
- 2018-12-28 CN CN201822232731.5U patent/CN209679866U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499361A (en) * | 2018-12-28 | 2019-03-22 | 中科新天地（合肥）环保科技有限公司 | The exhaust device and technique of white domestic appliances industry are administered based on plasma technique |
| CN112107974A (en) * | 2020-09-16 | 2020-12-22 | 中科新天地（合肥）环保科技有限公司 | Injection type low-temperature plasma organic waste gas treatment device |
| CN112107974B (en) * | 2020-09-16 | 2021-11-05 | 中科新天地（合肥）环保科技有限公司 | Injection type low-temperature plasma organic waste gas treatment device |
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