CN104841233A - Circulatory rinsing type waste gas treatment system - Google Patents
Circulatory rinsing type waste gas treatment system Download PDFInfo
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- CN104841233A CN104841233A CN201510276669.8A CN201510276669A CN104841233A CN 104841233 A CN104841233 A CN 104841233A CN 201510276669 A CN201510276669 A CN 201510276669A CN 104841233 A CN104841233 A CN 104841233A
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Abstract
The invention discloses a circulatory rinsing type waste gas treatment system which comprises a plurality of waste gas treatment devices and a PLC (Programmable Logic Controller) control cabinet, wherein the waste gas treatment devices conduct remote opening-closing control through the PLC control cabinet. Each waste gas treatment device comprises a pre-filtering assembly, a rinsing assembly, a draught fan and an exhausting assembly which are connected through pipes in sequence. Each exhausting assembly comprises two outlets, wherein one is used for exhausting gases, and the other one is connected with the corresponding pre-filtering assembly. Each exhausting assembly comprises a sensor for detecting the gas content, a control unit of a strobe outlet and an opening-closing unit of two outlets. The output end of each sensor is connected with the corresponding control unit which is connected with the corresponding opening-closing unit. The circulatory rinsing type waste gas treatment system controls the waste gas treatment devices through the PLC control cabinet in a remote control way, is safe and reliable and can further improve the quality of exhausted gases due to the provided circulatory detection function.
Description
Technical field
The present invention relates to a kind of exhaust treatment system of circulating water wash type.
Background technology
Waste gas purification mainly pointer work that industrial waste gas such as dust granules thing, flue gas flue dust, gas with foreign flavor, toxic and harmful that industrial site produces are administered, common waste gas purification has factory's fume and exhaust gas purifying, workshop dust waste gas purification, organic waste-gas purification, the purification of waste gas peculiar smell, acid-base waste gas purifying, purification of chemical waste gas etc., and emission-control equipment relatively more conventional is at present exhaust gas treating tower.
Water absorption method is waste gas processing method relatively more conventional at present, and the equipment that the method uses is comparatively simple and easy, use cost is low, be applicable to process gaseous state and fluid contaminants.Tradition water absorption method equipment generally adopts horizontal, arranges baffle maze at device interior, allows waste gas complications advance, and arrange spray equipment above the section of labyrinth, carry out spray washing to waste gas, then end configuration separator.It is comparatively large to there is inner space in the type equipment, for ensureing water smoke effect, must configure a lot of conical nozzles, and because nozzle quantity is many, therefore need the water circulating pump being equipped with relatively high power, energy consumption is higher; And due to conical nozzle bore less, be easy to blocking, cause maintenance work heavy; The type device air drag is large, must select elevated pressures blower fan, and therefore general power of fan is comparatively large, and cost is higher; Because water, gas contact surface are less, therefore treatment effect is poor; Occupation area of equipment is large, and cost is higher, and the problems such as the wastewater flow rate produced is large.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of exhaust treatment system of circulating water wash type is provided.
The object of the invention is to be achieved through the following technical solutions: a kind of exhaust treatment system of circulating water wash type, it comprises multiple emission-control equipment and a PLC control cabinet, and described emission-control equipment carries out long-range open and close controlling by PLC control cabinet;
Described emission-control equipment comprises pre-filtering assembly, washing component, air-introduced machine and gas deflation assembly; Described pre-filtering assembly, washing component, air-introduced machine are connected by pipeline successively with gas deflation assembly, and described gas deflation assembly comprises two outlets, and one of them outlet is used for emission gases, and another one outlet is connected with pre-filtering assembly; Choke relief valve is provided with between described pre-filtering assembly and washing component;
Described pre-filtering assembly comprises filter shell and multiple filter being set in parallel in filter shell inside; Described filter shell inwall is provided with filter with the use of slot; Described filter comprises frame for installing, be arranged on the filter of frame for installing inside and be arranged on the screen pack on filter two sides; Described filter is arranged on filter shell inside by slot;
Described washing component comprises washing shell, air inlet, gas outlet, vane of giving vent to anger, spray nozzle, cyclic water tank, water circulating pump, recovery funnel and water pipe; Described washing outer casing bottom side is provided with air inlet, and the top of washing shell is provided with gas outlet, and gas outlet vane is arranged at bottom gas outlet; Reclaim funnel and be arranged at washing outer casing bottom, reclaim funnel and be connected with cyclic water tank, cyclic water tank is connected with spray nozzle by water circulating pump and water pipe;
Described gas deflation assembly comprises at least one sensor detecting gas content, the control unit of a gating outlet and the opening/closing unit of two outlets; Described sensor setting is in the porch of gas deflation assembly, and the output of sensor is connected with control unit, and control unit is connected with opening/closing unit.
Described control unit comprises a comparator and an outlet gate, the first input end of comparator is connected with sensor, the value of the second input input of comparator is detect the threshold value of gas, the output of comparator is connected with egress selection device, and outlet gate controls the opening and closing of opening/closing unit according to the low and high level that comparator exports; Described opening/closing unit comprises the first opening/closing unit and the second opening/closing unit, and the first opening/closing unit receives low level and opens, receives high level and close, and the second opening/closing unit receives low level and closes, receives high level and open.
Described gas outlet, vane of giving vent to anger, spray nozzle and recovery funnel distribute from top to bottom along the axis of washing shell; The axis of air inlet and the axes normal of washing shell.
Described water pipe is provided with the control valve controlling current.
Described washing component also comprises multiple screen packs, and described screen pack is arranged at cyclic water tank inside.
Described emission-control equipment also comprises at least one photocatalysis assembly, and described photocatalysis assembly is arranged between washing component and air-introduced machine;
Described photocatalysis assembly comprises photocatalysis shell and multiple quartz burner being arranged on photocatalysis enclosure; Interval between described quartz burner and the interval between quartz burner and housing identical, the installation direction of quartz burner is parallel with airflow direction; The inwall of described photocatalysis shell is provided with coating of titanium dioxide.
Described filter is activated carbon fibre filtering plate.
The filter shell of described pre-filtering assembly is provided with first body of convenient guarantee, first described body is provided with handle.
Described photocatalysis assembly is also provided with second body with observation window, and second described body is provided with handle.
Described spray nozzle is spiral heavy caliber nozzle.
The invention has the beneficial effects as follows: (1) carries out Long-distance Control by PLC control cabinet to organic waste gas treatment device, safe and reliable; (2) the inner airless of washing component of the present invention, without obvious obstacle, air drag is less, can select the air-introduced machine of smaller power, reach and economize on resources and the effect of cost; (3) adopt heavy caliber nozzle, should not block, reduce later stage maintenance work amount; (4) by photocatalysis assembly supplementing rinsing type emission-control equipment, the better effects if of exhaust-gas treatment is made; The structure of photocatalysis assembly facilitates the dust of ultraviolet lamp tube-surface and the cleaning of greasy dirt, ensures ultraviolet penetrance and exposure intensity; (5) by pre-filtering assembly and multilayer activated carbon filtration plate structure, effectively remove organic granular and improve organic exhaust gas degradation rate; (6) there is the features such as stable and reliable operation, operating cost is low, easy to maintenance; (7) adopt cycle detection function, circulate when toxic emission is substandard time, improve the quality of emission gases further; (8) long when circulation timei, PLC control cabinet gives the alarm after receiving this information, staff can be sent to check pre-filtering assembly, washing component or photocatalysis assembly, avoid causing the destruction of device because service time is long to such an extent as to long invalid exhaust-gas treatment.
Accompanying drawing explanation
Fig. 1 is block diagram of the present invention;
Fig. 2 is emission-control equipment structural representation;
Fig. 3 is gas deflation assembly electrical block diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail: as shown in Figure 1, a kind of exhaust treatment system of circulating water wash type, it comprises multiple emission-control equipment and a PLC control cabinet, and described emission-control equipment carries out long-range open and close controlling by PLC control cabinet;
As shown in Figure 2, described emission-control equipment comprises pre-filtering assembly, washing component, air-introduced machine and gas deflation assembly; Described pre-filtering assembly, washing component, air-introduced machine are connected by pipeline successively with gas deflation assembly, and described gas deflation assembly comprises two outlets, and one of them outlet is used for emission gases, and another one outlet is connected with pre-filtering assembly; Choke relief valve is provided with between described pre-filtering assembly and washing component;
Described pre-filtering assembly comprises filter shell and multiple filter being set in parallel in filter shell inside; Described filter shell inwall is provided with filter with the use of slot; Described filter comprises frame for installing, be arranged on the filter of frame for installing inside and be arranged on the screen pack on filter two sides; Described filter is arranged on filter shell inside by slot;
Described washing component comprises washing shell, air inlet, gas outlet, vane of giving vent to anger, spray nozzle, cyclic water tank, water circulating pump, recovery funnel and water pipe; Described washing outer casing bottom side is provided with air inlet, and the top of washing shell is provided with gas outlet, and gas outlet vane is arranged at bottom gas outlet; Reclaim funnel and be arranged at washing outer casing bottom, reclaim funnel and be connected with cyclic water tank, cyclic water tank is connected with spray nozzle by water circulating pump and water pipe;
As shown in Figure 3, described gas deflation assembly comprises at least one sensor detecting gas content, the control unit of a gating outlet and the opening/closing unit of two outlets; Described sensor setting is in the porch of gas deflation assembly, and the output of sensor is connected with control unit, and control unit is connected with opening/closing unit.
Described control unit comprises a comparator and an outlet gate, the first input end of comparator is connected with sensor, the value of the second input input of comparator is detect the threshold value of gas, the output of comparator is connected with egress selection device, and outlet gate controls the opening and closing of opening/closing unit according to the low and high level that comparator exports; Described opening/closing unit comprises the first opening/closing unit and the second opening/closing unit, and the first opening/closing unit receives low level and opens, receives high level and close, and the second opening/closing unit receives low level and closes, receives high level and open.
Described gas outlet, vane of giving vent to anger, spray nozzle and recovery funnel distribute from top to bottom along the axis of washing shell; The axis of air inlet and the axes normal of washing shell.
Described water pipe is provided with the control valve controlling current.
Described washing component also comprises multiple screen packs, and described screen pack is arranged at cyclic water tank inside.
Described emission-control equipment also comprises at least one photocatalysis assembly, and described photocatalysis assembly is arranged between washing component and air-introduced machine;
Described photocatalysis assembly comprises photocatalysis shell and multiple quartz burner being arranged on photocatalysis enclosure; Interval between described quartz burner and the interval between quartz burner and housing identical, the installation direction of quartz burner is parallel with airflow direction; The inwall of described photocatalysis shell is provided with coating of titanium dioxide.
Described filter is activated carbon fibre filtering plate.
The filter shell of described pre-filtering assembly is provided with first body of convenient guarantee, first described body is provided with handle.
Described photocatalysis assembly is also provided with second body with observation window, and second described body is provided with handle.
Described spray nozzle is spiral heavy caliber nozzle.
In use, pending waste gas is after pre-processing assembly, enter air inlet, thrust due to waste gas self enters washing enclosure interior, waste gas fully mixes with water under the effect of spray nozzle sends gas outlet by gas outlet vane again, and current enter cyclic water tank through reclaiming funnel, under the effect of water circulating pump, recycling reaches the effect that cleaning exhaust gas reduces energy consumption simultaneously.Enter again afterwards in photocatalysis assembly, after high energy ultraviolet photodissociation catalytic oxidation treatment, detect through sensor, if the result detected is qualified in draining into 15 meters of high-altitude qualified discharges outside the air-introduced machine of negative-pressure operation, otherwise returns pre-filtering assembly and circulate.PLC control cabinet controls the operation of organic waste gas treatment device.Long when circulation timei, PLC control cabinet gives the alarm after receiving this information, and staff can be sent to check pre-filtering assembly or photocatalysis assembly, avoids causing the destruction of device because service time is long to such an extent as to long invalid exhaust-gas treatment.
Claims (10)
1. an exhaust treatment system for circulating water wash type, is characterized in that: it comprises multiple emission-control equipment and a PLC control cabinet, and described emission-control equipment carries out long-range open and close controlling by PLC control cabinet;
Described emission-control equipment comprises pre-filtering assembly, washing component, air-introduced machine and gas deflation assembly; Described pre-filtering assembly, washing component, air-introduced machine are connected by pipeline successively with gas deflation assembly, and described gas deflation assembly comprises two outlets, and one of them outlet is used for emission gases, and another one outlet is connected with pre-filtering assembly; Choke relief valve is provided with between described pre-filtering assembly and washing component;
Described pre-filtering assembly comprises filter shell and multiple filter being set in parallel in filter shell inside; Described filter shell inwall is provided with filter with the use of slot; Described filter comprises frame for installing, be arranged on the filter of frame for installing inside and be arranged on the screen pack on filter two sides; Described filter is arranged on filter shell inside by slot;
Described washing component comprises washing shell, air inlet, gas outlet, vane of giving vent to anger, spray nozzle, cyclic water tank, water circulating pump, recovery funnel and water pipe; Described washing outer casing bottom side is provided with air inlet, and the top of washing shell is provided with gas outlet, and gas outlet vane is arranged at bottom gas outlet; Reclaim funnel and be arranged at washing outer casing bottom, reclaim funnel and be connected with cyclic water tank, cyclic water tank is connected with spray nozzle by water circulating pump and water pipe;
Described gas deflation assembly comprises one and detects the sensor of gas content, the control unit of a gating outlet and two opening/closing units exported; Described sensor setting is in the porch of gas deflation assembly, and the output of sensor is connected with control unit, and control unit is connected with opening/closing unit.
2. the exhaust treatment system of a kind of circulating water wash type according to claim 1, it is characterized in that: described control unit comprises a comparator and an outlet gate, the first input end of comparator is connected with sensor, the value of the second input input of comparator is detect the threshold value of gas, the output of comparator is connected with egress selection device, and outlet gate controls the opening and closing of opening/closing unit according to the low and high level that comparator exports; Described opening/closing unit comprises the first opening/closing unit and the second opening/closing unit, and the first opening/closing unit receives low level and opens, receives high level and close, and the second opening/closing unit receives low level and closes, receives high level and open.
3. the exhaust treatment system of a kind of circulating water wash type according to claim 1, is characterized in that: described gas outlet, vane of giving vent to anger, spray nozzle and recovery funnel distribute from top to bottom along the axis of washing shell; The axis of air inlet and the axes normal of washing shell.
4. the exhaust treatment system of a kind of circulating water wash type according to claim 1, is characterized in that: described water pipe is provided with the control valve controlling current.
5. the exhaust treatment system of a kind of circulating water wash type according to claim 1, it is characterized in that: described washing component also comprises multiple screen packs, described screen pack is arranged at cyclic water tank inside.
6. the exhaust treatment system of a kind of circulating water wash type according to claim 1, is characterized in that: described emission-control equipment also comprises at least one photocatalysis assembly, and described photocatalysis assembly is arranged between washing component and air-introduced machine;
Described photocatalysis assembly comprises photocatalysis shell and multiple quartz burner being arranged on photocatalysis enclosure; Interval between described quartz burner and the interval between quartz burner and housing identical, the installation direction of quartz burner is parallel with airflow direction; The inwall of described photocatalysis shell is provided with coating of titanium dioxide.
7. the exhaust treatment system of a kind of circulating water wash type according to claim 1, is characterized in that: described filter is activated carbon fibre filtering plate.
8. the exhaust treatment system of a kind of circulating water wash type according to claim 1, is characterized in that: first body filter shell of described pre-filtering assembly being provided with convenient guarantee, first described body is provided with handle.
9. the exhaust treatment system of a kind of circulating water wash type according to claim 6, is characterized in that: described photocatalysis assembly is also provided with second body with observation window, and second described body is provided with handle.
10. the exhaust treatment system of a kind of circulating water wash type according to claim 1, is characterized in that: described spray nozzle is spiral heavy caliber nozzle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276669.8A CN104841233B (en) | 2015-05-27 | 2015-05-27 | A kind of exhaust treatment system of circulating water wash type |
| PCT/CN2016/077070 WO2016188209A1 (en) | 2015-05-27 | 2016-03-23 | Cyclic washing type waste gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276669.8A CN104841233B (en) | 2015-05-27 | 2015-05-27 | A kind of exhaust treatment system of circulating water wash type |
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| Publication Number | Publication Date |
|---|---|
| CN104841233A true CN104841233A (en) | 2015-08-19 |
| CN104841233B CN104841233B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510276669.8A Active CN104841233B (en) | 2015-05-27 | 2015-05-27 | A kind of exhaust treatment system of circulating water wash type |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016188209A1 (en) * | 2015-05-27 | 2016-12-01 | 成都虹华环保科技股份有限公司 | Cyclic washing type waste gas treatment system |
| WO2016188208A1 (en) * | 2015-05-27 | 2016-12-01 | 成都虹华环保科技股份有限公司 | Safe and reliable cyclic washing type waste gas treatment system |
| CN110694445A (en) * | 2019-11-04 | 2020-01-17 | 浙江宏电环保设备制造有限公司 | Intelligent remote control system of organic waste gas treatment device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5756047A (en) * | 1993-08-04 | 1998-05-26 | Advanced Chemical Systems, Inc. | Air purification method |
| CN201410131Y (en) * | 2009-02-23 | 2010-02-24 | 郑承煜 | Deodorizing system by nano-photocatalytic plasma biological method |
| CN204656262U (en) * | 2015-05-27 | 2015-09-23 | 成都虹华环保科技股份有限公司 | A kind of exhaust treatment system of circulating water wash type |
-
2015
- 2015-05-27 CN CN201510276669.8A patent/CN104841233B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5756047A (en) * | 1993-08-04 | 1998-05-26 | Advanced Chemical Systems, Inc. | Air purification method |
| CN201410131Y (en) * | 2009-02-23 | 2010-02-24 | 郑承煜 | Deodorizing system by nano-photocatalytic plasma biological method |
| CN204656262U (en) * | 2015-05-27 | 2015-09-23 | 成都虹华环保科技股份有限公司 | A kind of exhaust treatment system of circulating water wash type |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016188209A1 (en) * | 2015-05-27 | 2016-12-01 | 成都虹华环保科技股份有限公司 | Cyclic washing type waste gas treatment system |
| WO2016188208A1 (en) * | 2015-05-27 | 2016-12-01 | 成都虹华环保科技股份有限公司 | Safe and reliable cyclic washing type waste gas treatment system |
| CN110694445A (en) * | 2019-11-04 | 2020-01-17 | 浙江宏电环保设备制造有限公司 | Intelligent remote control system of organic waste gas treatment device |
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| Publication number | Publication date |
|---|---|
| CN104841233B (en) | 2016-07-06 |
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