CN203469768U - Novel high-efficiency and energy-saving air treatment device with two-stage spraying and absorbing system for organic waste gas - Google Patents
Novel high-efficiency and energy-saving air treatment device with two-stage spraying and absorbing system for organic waste gas Download PDFInfo
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- CN203469768U CN203469768U CN201320467893.1U CN201320467893U CN203469768U CN 203469768 U CN203469768 U CN 203469768U CN 201320467893 U CN201320467893 U CN 201320467893U CN 203469768 U CN203469768 U CN 203469768U
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Abstract
The utility model discloses a novel high-efficiency and energy-saving air treatment device with a two-stage spraying and absorbing system for organic waste gas. The novel high-efficiency and energy-saving air treatment device comprises a fan, a heat exchanger and spraying and absorbing towers, wherein the number of the spraying and absorbing towers is two, i.e., a first-stage spraying and absorbing tower and a second-stage spraying and absorbing tower which are connected; the inlet end of the first-stage spraying and absorbing tower is connected with the heat exchanger; and the outlet end of the second-stage spraying and absorbing tower. The novel high-efficiency and energy-saving air treatment device disclosed by the utility model has the advantages that due to adoption of a two-stage spraying and absorbing mode, the absorbing effect is good, NMP (N-Methylpyrrolidone) in the waste gas is thoroughly removed, the energy-saving and environmental protection effects are achieved, and standard emission of the treated waste gas is achieved.
Description
Technical field
The utility model relates to a kind of emission-control equipment, specifically relates to the energy-conservation secondary spray of novel effect absorption organic exhaust gas system air treating apparatus.
Background technology
NMP(N-methyl pyrrolidone) volatility, permeability are strong, inflammable and explosive.NMP is widely used in every profession and trade, and wherein modal purposes is the electrode auxiliary material as lithium ion battery.In electrode of lithium cell manufacture process, coating machine can produce high temperature NMP waste gas.The qualified discharge of NMP waste gas is to control difficult point.Existing NMP emission-control equipment only has spray-absorption device one, and NMP can not thoroughly adsorb totally, and the gas of final discharge exists the vaporific phenomenon of carrying secretly.
Utility model content
The purpose of this utility model is to provide the energy-conservation secondary spray of novel effect absorption organic exhaust gas system air treating apparatus, thoroughly removes the NMP in waste gas, makes the discharge of waste gas meet the requirement of environmental protection.
For achieving the above object, the utility model is by the following technical solutions:
The energy-conservation secondary spray of novel effect absorption organic exhaust gas system air treating apparatus, is characterized in that: comprise blower fan, heat exchanger and spray absorber that sequentially pipeline connects, the quantity of described spray absorber is at least two.
The quantity of described spray absorber is two, is connected one-level spray absorber and secondary spray absorber, and the entrance point of described one-level spray absorber connects described heat exchanger, and the port of export of described secondary spray absorber connects described heat exchanger.
In described one-level spray absorber and secondary spray absorber, be provided with nozzle and ripple packing, described ripple packing is located at the below of described nozzle.
Preferably, the ripple packing top of being located in described one-level spray absorber is provided with distributor.
Further, it also comprises demister, and described demister is connected between described secondary spray absorber and described heat exchanger.
Further, it also comprises spray liquid EGR, described spray liquid EGR comprises reservoir, water supply tank, solvent pump and controls tapping valve and the water compensating valve of reservoir amount of liquid, described reservoir is located between described one-level spray absorber and secondary spray absorber, and described reservoir is connected with the lower end of described one-level spray absorber and secondary spray absorber; Spray liquid in described reservoir pumps into respectively one-level spray absorber and secondary spray absorber by described solvent pump, and described water supply tank is connected with described reservoir.
Further, described spray liquid EGR also comprises liquid level alarm, and described liquid level alarm is located at described reservoir one side, and is connected with described reservoir.
Further, described spray liquid EGR also comprises dirt discharge groove, and described dirt discharge groove is connected with described reservoir, and the two ends of described dirt discharge groove are respectively equipped with blowoff valve.
Further, described spray liquid EGR also comprises plate-type air-cooled heat exchanger, and described plate-type air-cooled heat exchanger is located on the export pipeline of described solvent pump.
Preferably, it also comprises the temperature conditioning unit that detects described fans entrance place EGT, and described temperature conditioning unit is connected with described blower fan.
Adopt after technique scheme, the utility model is compared with existing background technology, and tool has the following advantages:
1, adopt secondary spray-absorption mode, good absorbing effect, thoroughly removes the NMP in waste gas, and energy-conserving and environment-protective make the waste gas qualified discharge of processing; Spray liquid absorbs NMP simultaneously, and NMP is recycled, and then reduces the consumption of nmp solvent, effectively improves environmental benefit;
2, heat exchanger has solved the vaporific entrainment problem of gas being finally discharged in atmosphere, makes the waste gas processed cleaner.
3, simple in structure, easy to operate, the easy care of the utility model, failure rate is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the utility model discloses the energy-conservation secondary spray of novel effect absorption organic exhaust gas system air treating apparatus, it comprises blower fan 1, heat exchanger 2, spray absorber and demister 6 that sequentially pipeline connects, and the port of export of demister 6 is connected with heat exchanger 2.Blower fan 1 is connected with extraneous coating machine (not shown) pipeline, wherein:
The quantity of spray absorber is at least two.In the present embodiment, the quantity of spray absorber is two, is connected one-level spray absorber 3 and secondary spray absorber 5, and the entrance point of one-level spray absorber 3 connects heat exchanger 2, and the port of export of secondary spray absorber 5 connects demister 6.
The utility model also comprises spray liquid EGR, spray liquid EGR comprises reservoir 41, water supply tank 42, solvent pump 44, tapping valve 45, water compensating valve 43, liquid level alarm 46, dirt discharge groove 47 and plate-type air-cooled heat exchanger 48, reservoir 41 is located between one-level spray absorber 3 and secondary spray absorber 5, reservoir 41 is connected with the lower end of one-level spray absorber 3 and secondary spray absorber 5, and water supply tank 42 is connected with reservoir 41.Spray liquid in reservoir 41 pumps into respectively in one-level spray absorber 3 and secondary spray absorber 5 by solvent pump 44.Tapping valve 45, water compensating valve 43 are for controlling the amount of liquid in reservoir 41.Tapping valve 45 and water compensating valve 43 adopt magnetic valve.Dirt discharge groove 47 is connected with reservoir 41 bottoms, and the two ends of dirt discharge groove 47 are respectively equipped with blowoff valve 471, can facilitate the dirt of reservoir 41 bottom depositions to get rid of in time.Plate-type air-cooled heat exchanger 48 is located on the export pipeline of solvent pump 44.
Further, the utility model also comprises temperature conditioning unit (not shown).Temperature conditioning unit adopts prior-art devices, is connected with blower fan 1.After coating machine end-of-job, the exhaust blower time-delay closing of coating machine.Coating machine needs to cut out the utility model after cutting out.For preventing that operating personnel from not closing the utility model in time, the EGT that the exhaust blower that temperature conditioning unit is coating machine for detection of blower fan 1 porch is sent, when EGT is during lower than design temperature, the utility model is closed and is quit work.
The course of work is as shown in Figure 1:
The air inlet of blower fan 1 of the present utility model is connected with coating machine by pipeline.Start blower fan 1, the NMP hot waste gas that coating machine is produced is sent into heat exchanger 2, then hot waste gas enters one-level spray absorber 3 and fully contacts with atomizing spray liquid forward, part NMP in hot waste gas is atomized spray liquid solution absorption, hot waste gas and spray liquid are evenly distributed on ripple packing 32 by distributor 33, hot waste gas fully contacts again with spray liquid, hot waste gas has been removed part NMP, and desuperheating cooling, waste gas enters secondary spray absorber 5 by one-level spray absorber 3, again contact and carry out gas-liquid separation with ripple packing 52, waste gas continues upwards, again contact fusion with converse atomizing spray liquid, so far most NMP incorporate in spray liquid.Then waste gas arrives demister 6 and removes residue NMP, and last waste gas enters in heat exchanger 2, and the NMP hot waste gas heating that utilizes the interior coating machine of heat exchanger 2 to produce impels the humidity of waste gas, saturation degree to increase, and reduces or eliminates as far as possible vaporific entrainment problem.Finally discharge, so far whole waste gas flow process finishes.The utility model adopts secondary spray-absorption mode, and good absorbing effect is removed the NMP in waste gas, and energy-conserving and environment-protective, make the waste gas qualified discharge of processing.
Spray liquid in reservoir 41 is sent into plate-type air-cooled heat exchanger 48 by solvent pump 44, and plate-type air-cooled heat exchanger 48 is taken spray liquid heat out of by external blower fan.Spray liquid through heat exchange cooling enters respectively one-level spray absorber 3 and secondary spray absorber 5, by the nozzle 31,51 of one-level spray absorber 3 and secondary spray absorber 5 by spray liquid atomization, be convenient to better contact with waste gas, heat exchange, fusion, through ripple packing 32,52, gas-liquid mixed is separated, spray liquid comes back to reservoir 41, so circulation.When spray liquid reaches desired concn (liquid level in liquid level alarm 46 demonstrations), tapping valve 45 is opened discharge opeings, and the liquid of discharge is collected.When draining into low liquid level, when (liquid level alarm 46 shows low liquid level), stop discharge opeing, water compensating valve 43 is opened, and the spray liquid of water supply tank 42 replenishes the paramount liquid level of reservoir 41 (the paramount liquid level of liquid level alarm 46).Spray liquid absorbs NMP, and NMP is recycled, and then reduces the consumption of nmp solvent, effectively improves environmental benefit.
The above; it is only the preferably specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (10)
1. the energy-conservation secondary spray of novel effect absorption organic exhaust gas system air treating apparatus, is characterized in that: comprise blower fan, heat exchanger and spray absorber that sequentially pipeline connects, the quantity of described spray absorber is at least two.
2. the energy-conservation secondary spray of novel effect according to claim 1 adsorbs organic exhaust gas system air treating apparatus, it is characterized in that: the quantity of described spray absorber is two, for connected one-level spray absorber and secondary spray absorber, the entrance point of described one-level spray absorber connects described heat exchanger, and the port of export of described secondary spray absorber connects described heat exchanger.
3. the energy-conservation secondary spray of novel effect according to claim 2 adsorbs organic exhaust gas system air treating apparatus, it is characterized in that: in described one-level spray absorber and secondary spray absorber, be provided with nozzle and ripple packing, described ripple packing is located at the below of described nozzle.
4. the energy-conservation secondary spray of novel effect according to claim 3 absorption organic exhaust gas system air treating apparatus, is characterized in that: the ripple packing top of being located in described one-level spray absorber is provided with distributor.
5. the energy-conservation secondary spray of novel effect according to claim 3 absorption organic exhaust gas system air treating apparatus, is characterized in that: also comprise demister, described demister is connected between described secondary spray absorber and described heat exchanger.
6. according to the energy-conservation secondary spray of the novel effect described in claim 2-5 any one absorption organic exhaust gas system air treating apparatus, it is characterized in that: also comprise spray liquid EGR, described spray liquid EGR comprises reservoir, water supply tank, solvent pump and controls tapping valve and the water compensating valve of reservoir amount of liquid, described reservoir is located between described one-level spray absorber and secondary spray absorber, and described reservoir is connected with the lower end of described one-level spray absorber and secondary spray absorber; Spray liquid in described reservoir pumps into respectively one-level spray absorber and secondary spray absorber by described solvent pump, and described water supply tank is connected with described reservoir.
7. the energy-conservation secondary spray of novel effect according to claim 6 adsorbs organic exhaust gas system air treating apparatus, it is characterized in that: described spray liquid EGR also comprises liquid level alarm, described liquid level alarm is located at a side of described reservoir, and is connected with described reservoir.
8. the energy-conservation secondary spray of novel effect according to claim 7 adsorbs organic exhaust gas system air treating apparatus, it is characterized in that: described spray liquid EGR also comprises dirt discharge groove, described dirt discharge groove is connected with described reservoir, and the two ends of described dirt discharge groove are respectively equipped with blowoff valve.
9. the energy-conservation secondary spray of novel effect according to claim 6 adsorbs organic exhaust gas system air treating apparatus, it is characterized in that: described spray liquid EGR also comprises plate-type air-cooled heat exchanger, described plate-type air-cooled heat exchanger is located on the export pipeline of described solvent pump.
10. the energy-conservation secondary spray of novel effect according to claim 6 absorption organic exhaust gas system air treating apparatus, is characterized in that: also comprise the temperature conditioning unit that detects described fans entrance place EGT, described temperature conditioning unit is connected with described blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320467893.1U CN203469768U (en) | 2013-08-01 | 2013-08-01 | Novel high-efficiency and energy-saving air treatment device with two-stage spraying and absorbing system for organic waste gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320467893.1U CN203469768U (en) | 2013-08-01 | 2013-08-01 | Novel high-efficiency and energy-saving air treatment device with two-stage spraying and absorbing system for organic waste gas |
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| CN203469768U true CN203469768U (en) | 2014-03-12 |
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| CN201320467893.1U Expired - Lifetime CN203469768U (en) | 2013-08-01 | 2013-08-01 | Novel high-efficiency and energy-saving air treatment device with two-stage spraying and absorbing system for organic waste gas |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148684A (en) * | 2015-08-15 | 2015-12-16 | 慈溪市赛思德环保科技有限公司 | Novel spray equipment |
| CN105597506A (en) * | 2015-11-26 | 2016-05-25 | 攀钢集团攀枝花钢钒有限公司 | Waste gas treatment system |
| CN105999927A (en) * | 2016-07-09 | 2016-10-12 | 江节发 | Air purification device for haze control |
| CN106890521A (en) * | 2017-04-14 | 2017-06-27 | 湖南省浏阳市择明热工器材有限公司 | Exhaust treatment system and waste gas treatment equipment |
| CN107638777A (en) * | 2017-10-30 | 2018-01-30 | 中航锂电（江苏）有限公司 | NMP recovery pipes optimization system in a kind of lithium battery production |
| CN108050631A (en) * | 2018-02-02 | 2018-05-18 | 三三空品节能科技股份有限公司 | A kind of separating antifreezing type gravity full heat recovery device and air-conditioning |
| CN114870545A (en) * | 2022-05-06 | 2022-08-09 | 苏州傲龙环保科技有限公司 | Waste gas treatment equipment for garbage treatment equipment |
-
2013
- 2013-08-01 CN CN201320467893.1U patent/CN203469768U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148684A (en) * | 2015-08-15 | 2015-12-16 | 慈溪市赛思德环保科技有限公司 | Novel spray equipment |
| CN105597506A (en) * | 2015-11-26 | 2016-05-25 | 攀钢集团攀枝花钢钒有限公司 | Waste gas treatment system |
| CN105597506B (en) * | 2015-11-26 | 2018-01-12 | 攀钢集团攀枝花钢钒有限公司 | Exhaust treatment system |
| CN105999927A (en) * | 2016-07-09 | 2016-10-12 | 江节发 | Air purification device for haze control |
| CN105999927B (en) * | 2016-07-09 | 2017-12-08 | 江节发 | A kind of air cleaning unit for preventing and treating haze |
| CN106890521A (en) * | 2017-04-14 | 2017-06-27 | 湖南省浏阳市择明热工器材有限公司 | Exhaust treatment system and waste gas treatment equipment |
| CN107638777A (en) * | 2017-10-30 | 2018-01-30 | 中航锂电（江苏）有限公司 | NMP recovery pipes optimization system in a kind of lithium battery production |
| CN108050631A (en) * | 2018-02-02 | 2018-05-18 | 三三空品节能科技股份有限公司 | A kind of separating antifreezing type gravity full heat recovery device and air-conditioning |
| CN114870545A (en) * | 2022-05-06 | 2022-08-09 | 苏州傲龙环保科技有限公司 | Waste gas treatment equipment for garbage treatment equipment |
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Effective date of registration: 20211130 Address after: 518120 202-2, No. 9, Jinye Avenue, Gaoyuan community, Kui Chung street, Dapeng new area, Shenzhen, Guangdong Patentee after: Guangdong tianruide New Energy Technology Co.,Ltd. Address before: 512100 Wushi town freight yard, Qujiang District, Shaoguan City, Guangdong Province Patentee before: SHAOGUAN QUJIANG TIANRUIDE CHEMICAL Co.,Ltd. |
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Granted publication date: 20140312 |
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