CN207745697U - A kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments - Google Patents
A kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments Download PDFInfo
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- CN207745697U CN207745697U CN201721635452.2U CN201721635452U CN207745697U CN 207745697 U CN207745697 U CN 207745697U CN 201721635452 U CN201721635452 U CN 201721635452U CN 207745697 U CN207745697 U CN 207745697U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model discloses a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments, the device is body structure, including internal acid-washing region, pretreating zone and the biofiltration area that filler is housed, the acid-washing region and pretreating zone, which are located above filler, is equipped with gas passage, it is located at below filler between the pretreating zone and biofiltration area and is equipped with gas passage, microbe inoculation in the filler in the biofiltration area；The acid-washing region connection air-introduced machine and pickling spray equipment, the pretreating zone connect prewashing spray equipment, the biological humidifier of biofiltration area connection；Gas vent is set at the top of the biofiltration area, by piping connection exhaust tube, emission-control equipment exhaust treatment efficiency height disclosed in the utility model, high treating effect, it is simple in structure, save space, convenient for controlling.
Description
Technical field
The utility model is related to exhaust-gas treatment field, more particularly to a kind of wastewater in textile printing and dyeing industry pond stench peculiar smell VOC
Emission-control equipment.
Background technology
Textile printing and dyeing industry was quickly grown in recent years, and major contribution is made for economic development, but simultaneously in textile printing and dyeing
In technical process, due to the use of a large amount of dyestuffs and organic solvent, make textile printing and dyeing wastewater is readily volatilized to generate a large amount of VOC and evil
Odour causes serious environmental pollution.The processing of the stench peculiar smell VOC generated both at home and abroad for textile printing and dyeing wastewater at present
Method is varied, including chemical method, photocatalytic oxidation, bioanalysis.Chemical method typically uses acid, alkalinity or oxidisability
Chemical agent reacts with corresponding exhaust gas constituents, reaches pollutant removal.Due to the use of a large amount of chemical agent,
There are still the possibility of the secondary pollutions such as chemical agent pollution for handling result.Photocatalytic oxidation is urged using ultraviolet lighting and accordingly
Agent carries out catalytic oxidation treatment to VOC, and removal efficiency only up to reach 60%, and operating cost is higher, and equipment is daily
Maintenance cost is higher.Bioanalysis is to use more extensive processing method at present, is disappeared under aerobic state using aerobic microbiological
Organic pollution in water consumption is converted to idiotrophic element, and generates CO2 and H2O, and water outlet COD is low, environmentally protective, still
Treatment effeciency is relatively low.Therefore, in order to obtain good exhaust-gas treatment effect, textile and dyeing industry exhaust-gas treatment is needed into one at present
Step is improved Aerobic biological process method.
Currently, having been disclosed for the Biochemical method device about Biochemical method VOC exhaust gas, it includes spray to disclose device
Absorption tower, spray water distributor, air intlet, wind turbine, aerator, liquid level cross over pipe, feeding spraying pump, activated sludge tank composition are drenched,
Wind turbine is arranged in the side of the activated sludge tank, ensures to have in sludge-tank enough oxygen for aerobic microbiological by organic exhaust gas
It decomposes.This method is simple in structure, but the intake efficiency of organic exhaust gas is relatively low, decomposition rate is slower, and textile printing and dyeing sewage institute
The VOC organic exhaust gas complicated components of generation, concentration is higher, and existing method intractability is larger.Therefore, it is necessary to one kind for spinning
Knit the high treating effect of dyeing and printing sewage exhaust gas, VOC emission-control equipments efficient, simple in structure.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of wastewater in textile printing and dyeing industry pond stench peculiar smell VOC
Emission-control equipment, to achieve the purpose that exhaust treatment efficiency height, high treating effect, simple in structure.
In order to achieve the above objectives, the technical solution of the utility model is as follows：
A kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments, the device are body structure, including internal equipped with filling out
Acid-washing region, pretreating zone and the biofiltration area of material, the acid-washing region and pretreating zone, which are located above filler, is equipped with gas passage,
It is located at below filler between the pretreating zone and biofiltration area and is equipped with gas passage, the filler in the biofiltration area is inscribed
Kind microorganism；The acid-washing region connection air-introduced machine and pickling spray equipment, the pretreating zone connects prewashing spray equipment, described
The biological humidifier of biofiltration area connection；Gas vent is set at the top of the biofiltration area, passes through piping connection exhaust tube.
In said program, the pickling spray equipment includes pickling water tank, pickling nozzle, acid picking pump, the pickling water tank
By piping connection water compensating valve and drain valve, pickling spray water tank is equipped with PH meters and liquid level meter.
In said program, the prewashing spray equipment includes pre- water tank, prewashing nozzle, prewashing pump, the pre- water tank
By piping connection water compensating valve and drain valve, pre- water tank is equipped with PH meters and liquid level meter.
In said program, the biology humidifier includes humidification water tank, humidifying spraying nozzle, humidification pump, the humidification water tank
By piping connection water compensating valve and drain valve, humidification water tank is equipped with liquid level meter.
In further technical solution, pickling water tank is connected with acid picking pump by pickling nozzle at the top of the acid-washing region, acid
The bottoms Xi Qu pass through piping connection pickling water tank.
In further technical solution, pre- water tank is connected by prewashing nozzle and prewashing pump at the top of the pretreating zone,
Pretreating zone bottom passes through the pre- water tank of piping connection.
In further technical solution, pass through humidifying spraying nozzle and humidification pump connection humidification water at the top of the biofiltration area
Case, bottom pass through piping connection drain valve.
In further technical solution, sample tap is provided on the exhaust tube.
Through the above technical solutions, VOC emission-control equipments profit in wastewater in textile printing and dyeing industry pond provided by the utility model
VOC exhaust gas is blown into babinet with air-introduced machine, the rate that guarantee VOC exhaust gas enters babinet is higher；By acid-washing region to alkaline ratio
Larger textile and dyeing industry exhaust gas first carries out pickling, neutralizes PH and is pre-processed to exhaust gas then by pretreating zone, is carried
High follow-up exhaust treatment efficiency is high；Biofiltration filler is finally utilized, so that microorganism is come into full contact with VOC exhaust gas and reacts, is enhanced
Reaction effect；Pickling water tank, pre- water tank and humidification water tank are arranged outside entire babinet, can determine water tank according to actual demand
Size and location, reduce the occupied space of whole device；Meanwhile by the way that water tank is arranged to pickling spray liquid, prewashing spray liquid
It is controlled with biology humidification spray liquid water quality and spray flux, improves spray liquid utilization ratio.It can be seen that the utility model has
Standby VOC exhaust treatment efficiencies high high treating effect, is convenient for control, is simple in structure, section space-efficient advantageous effect.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.
Fig. 1 is that a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments disclosed in the utility model embodiment show
It is intended to.
In figure, 1, acid-washing region；2, pretreating zone；3, biofiltration area；4, air-introduced machine；5, pickling water tank；6, pickling nozzle；
7, acid picking pump；8, water compensating valve；9, drain valve；10, PH is counted；11, liquid level meter；12, pre- water tank；13, prewashing nozzle；14, prewashing
Pump；15, water tank is humidified；16, humidifying spraying nozzle；17, humidification pump；18, exhaust tube；19, sample tap.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
The utility model provides a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments, as shown in Figure 1, the dress
Set the high, high treating effect to VOC exhaust treatment efficiencies.
Wastewater in textile printing and dyeing industry pond VOC emission-control equipments as shown in Figure 1, the device are body structure, including interior
Portion is equipped with acid-washing region 1, pretreating zone 2 and the biofiltration area 3 of filler, and acid-washing region 1 and pretreating zone 2, which are located above filler, to be equipped with
Gas passage is located at below filler between pretreating zone 2 and biofiltration area 3 and is equipped with gas passage, the filler in biofiltration area
Interior microbe inoculation；Polyhedron empty ball filler is filled in acid-washing region 1 and pretreating zone 2.
Acid-washing region 1 connects air-introduced machine 4 and pickling spray equipment, pickling spray equipment include pickling water tank 5, pickling nozzle 6,
Acid picking pump 7, the upside of pickling water tank 5 are connect by water compensating valve 8 with plant area tap water pipeline, and downside passes through drain valve 9 and plant area
Blowdown pipeline is connected.Pickling water tank 5 is equipped with PH meters 10 and liquid level meter 11, is connected respectively with acid picking pump 7.1 top of acid-washing region is logical
Overpickling nozzle 6 and acid picking pump 7 connect pickling water tank 5, and 1 bottom of acid-washing region passes through piping connection pickling water tank 5.
Pretreating zone 2 connects prewashing spray equipment, and prewashing spray equipment includes pre- water tank 12, prewashing nozzle 13, prewashing
Pump 14, the upside of pre- water tank 12 connects by water compensating valve 8 and plant area's tap water pipeline, and downside passes through drain valve 9 and plant area row
Dirty pipeline is connected.Pre- water tank 12 is equipped with PH meters 10 and liquid level meter 11, is connected respectively with prewashing pump 14.2 top of pretreating zone
By the 14 pre- water tanks 12 of connection of prewashing nozzle 13 and prewashing pump, 2 bottom of pretreating zone passes through the pre- water tank of piping connection 12.
Biofiltration area 3 connects biological humidifier, and biological humidifier includes humidification water tank 15, humidifying spraying nozzle 16, adds
Wet pump 17, the upside for humidifying water tank 15 are connect by water compensating valve 8 with plant area tap water pipeline, and downside passes through drain valve 9 and plant area
Blowdown pipeline is connected；It humidifies water tank 15 and is equipped with liquid level meter 11, be connected with humidification pump 17.3 top of biofiltration area passes through humidification
17 connection humidification water tank 15 of nozzle 16 and humidification pump, bottom passes through piping connection drain valve 9.Gas is arranged in 3 top of biofiltration area
Body exports, and by piping connection exhaust tube 18, sample tap 19 is provided on exhaust tube 18.
When the wastewater in textile printing and dyeing industry pond VOC emission-control equipments work of the utility model, circulated sprinkling liquid passes through factory
Area's tap water pipeline or Treated sewage reusing pipeline are sent in pickling water tank 5, and 5 add dilute sulfuric acid in pickling water tank, then via acid picking pump 7
Pickle is uniformly sprayed onto in filler by pickling nozzle 6.VOC exhaust gas is after waste gas collecting system collection, via useless
Letter shoot road is blown into the acid-washing region 1 in babinet by air-introduced machine 4, and exhaust gas moves from bottom to top, is sprayed in filler part and pickling
Leaching liquid comes into full contact with, and the pH value of exhaust gas is neutralized；Then exhaust gas is logical by the gas between acid-washing region 1 and pretreating zone 2
Road enters pretreating zone 2, and in gas from top to bottom motion process, pre- washing lotion is uniformly sprayed onto in filler through prewashing nozzle 13,
It is come into full contact with gas, so that the dust in VOC exhaust gas and odor pollutant more soluble easily in water is absorbed, be purified.After purification
VOC exhaust gas enter biofiltration area 3, exhaust gas is diffused up by filter packing bottom, is filled with the microorganism being attached on filler
Tap is touched, and pollutant component is transformed by gas phase in liquid phase first, is captured by microorganism and is absorbed degradation, is converted to idiotrophic object
Matter discharges CO2And H2O is emitted into air by exhaust tube.
After the pickle of acid-washing region 1 is to VOC exhaust gas spray washings, it is flow to acid-washing region lower part, is then back to by pipeline
In pickling water tank 5；Prewashing spray liquid flow to 2 lower part of pretreating zone, then passes through after filler part is to VOC exhaust gas spray washings
It crosses technique water pipe to be back in pre- water tank 12, when prewashing spray liquid pH value exceeds 6~8 ranges, prewashing spray liquid will be via row
Water valve 9 is drained, and fresh water spray liquid will be supplemented to by water compensating valve 8 in pre- water tank 12, ensures circulated sprinkling continuous operation.Add
Humidification spray liquid in wet water tank 15 flow to 3 lower part of biofiltration area, is drained into through drain valve 9 after being humidified to biofiltration area 3
Foul water system.In order to ensure that the bioactivity of biofiltration section, humidification pump 17 periodically carry out humidification spray.Liquid level meter 11 can
With according to pickling water tank 5, pre- water tank 12 and the liquid level for humidifying water tank 15, control acid picking pump 7, prewashing pump 14, humidification pump
17, the automatic running of water compensating valve 8 and drain valve 9.The microorganism clogging that filler is continuously bred in order to prevent influences VOC exhaust gas
Percent of pass, when the device continuous operation for a period of time after, need by technique water pipe by process water introduce humidification water tank, pass through
Process water is sprayed to filler by humidification pump and humidifying spraying nozzle, is rinsed to filler.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest range consistent with features of novelty.
Claims (8)
1. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments, which is characterized in that the device is body structure, including
Inside is equipped with acid-washing region, pretreating zone and the biofiltration area of filler, and the acid-washing region and pretreating zone, which are located above filler, to be set
There is gas passage, is located at below filler between the pretreating zone and biofiltration area and is equipped with gas passage, the biofiltration
Microbe inoculation in the filler in area；The acid-washing region connection air-introduced machine and pickling spray equipment, the pretreating zone connect prewashing
Spray equipment, the biological humidifier of biofiltration area connection；Gas vent is set at the top of the biofiltration area, passes through pipe
Road connects exhaust tube.
2. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 1, which is characterized in that institute
It includes pickling water tank, pickling nozzle, acid picking pump to state pickling spray equipment, and the pickling water tank passes through piping connection water compensating valve and row
Water valve, pickling spray water tank are equipped with PH meters and liquid level meter.
3. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 1, which is characterized in that institute
It includes pre- water tank to state prewashing spray equipment, and prewashing nozzle, prewashing pump, and the pre- water tank passes through piping connection water compensating valve and row
Water valve, pre- water tank are equipped with PH meters and liquid level meter.
4. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 1, which is characterized in that institute
It includes humidification water tank, humidifying spraying nozzle, humidification pump to state biological humidifier, and the humidification water tank passes through piping connection water compensating valve and row
Water valve, humidification water tank are equipped with liquid level meter.
5. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 2, which is characterized in that institute
It states and pickling water tank is connected with acid picking pump by pickling nozzle at the top of acid-washing region, acid-washing region bottom passes through piping connection pickling water tank.
6. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 3, which is characterized in that institute
It states and pre- water tank is connected by prewashing nozzle and prewashing pump at the top of pretreating zone, pretreating zone bottom passes through the pre- wash water of piping connection
Case.
7. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 4, which is characterized in that institute
It states by humidifying spraying nozzle and humidification pump connection humidification water tank at the top of biofiltration area, bottom passes through piping connection drain valve.
8. a kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments according to claim 1, which is characterized in that institute
It states and is provided with sample tap on exhaust tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635452.2U CN207745697U (en) | 2017-11-29 | 2017-11-29 | A kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635452.2U CN207745697U (en) | 2017-11-29 | 2017-11-29 | A kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207745697U true CN207745697U (en) | 2018-08-21 |
Family
ID=63147646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721635452.2U Expired - Fee Related CN207745697U (en) | 2017-11-29 | 2017-11-29 | A kind of wastewater in textile printing and dyeing industry pond VOC emission-control equipments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207745697U (en) |
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2017
- 2017-11-29 CN CN201721635452.2U patent/CN207745697U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20191129 |