CN203653367U - Hydrochloric acid wastewater treatment equipment - Google Patents
Hydrochloric acid wastewater treatment equipment Download PDFInfo
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- CN203653367U CN203653367U CN201420001808.7U CN201420001808U CN203653367U CN 203653367 U CN203653367 U CN 203653367U CN 201420001808 U CN201420001808 U CN 201420001808U CN 203653367 U CN203653367 U CN 203653367U
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- tank
- neutralization
- hydrochloric acid
- blower fan
- settling tank
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Abstract
The utility model relates to hydrochloric acid wastewater treatment equipment. The hydrochloric acid wastewater treatment equipment comprises a combination adjustment tank, a primary neutralization tank, a sedimentation tank, a secondary neutralization tank, a first-stage coagulative precipitation tank, a third neutralization tank, an aeration tank, a second-stage coagulative precipitation tank, a discharge pipeline, a sludge tank, a filter press, a wastewater pipeline, a waste acid collecting tank, a first draught fan, a lime milk preparation device, a second draught fan, a first PAM (primary amebic meningoencephalitis) dosing device, a third draught fan and a second PAM dosing device. The hydrochloric acid wastewater treatment equipment has the beneficial effects that the hydrochloric acid wastewater treatment equipment is simple in technological process and low in invested cost and has good performance of removing various refractory organics and water-soluble organic matters, and the treatment cost of industrial wastewater is also greatly reduced; water treated by the wastewater treatment equipment can meet various emission standards and requirements.
Description
Technical field
The utility model belongs to technical field of sewage, is specifically related to a kind of hydrochloric acid acid waste water treatment facility.
Background technology
The method that existing industrial enterprise, particularly petrochemical complex, chemical chemical fertilizer, printing and dyeing, papermaking, pharmacy corporation are disposed of sewage is generally to adopt sewage work, by sewage work, the wastewater collection of various enterprises is processed together.The defect of this method is; The source of waste water is many, water quality is complicated, pollutent is many, the water yield is many, treatment capacity is large.To this, general sewage work is in the face of this mixed type sewage, organism and water soluble organic substance and other pollutents of using existing treatment process and equipment to be difficult to effectively to remove difficult degradation in waste water, as benzene, toluene, oil of mirbane, tetracol phenixin, trichloromethane, sulfide, from molecular hydrocarbon, dyestuff, gasoline, amine etc.In the sewage that consequently many industrial enterprises discharge, pollutent seriously exceeds emission standard for a long time, is polluting rivers, lake and is entering body of sea water, is endangering people's living environment.
The application number sewage treatment equipment that has been 201220026223.1 Patent Application Publication, comprises the wastewater trough of storing waste water; The heating unit of the waste water that heating is supplied with by described wastewater trough, is connected with described wastewater trough; Collect the particle collector of the dust occurring in described heating unit, be connected with described heating unit; The air cooling equipment of the steam occurring in cooling described heating unit, is connected with described heating unit; Gas-liquid separation device, is connected with described air cooling equipment; And produce ozone by platinum catalyst and carry out the liquid cleaning device of fluid purification, be connected with described gas-liquid separation device.
But, existing sewage treatment equipment is difficult to meet the environmental standard that proposed in recent years, now examining whether not allow above-mentioned waste water flow into water drain but accumulate in accumulates in equipment, accumulating certain certain Liang Shizaiyou professional institution recovery, carry out the methods such as bulk treatment by special facility.But, if above-mentioned waste water is gathered in a large number and then carries out bulk treatment, must have this and measure required large-scale treatment facility.In addition, also need to consider the also such facility of necessary preparation of administrative aspect, and, if construct the burden that so social wastewater facilities can be got rid of to these waste water the wastewater treatment expense that focal pointe's increase is very large, be also the problem that needs consideration.
Utility model content
In order to overcome defect of the prior art, the purpose of this utility model is to provide that a kind of technical process is simple, cost is low, hydrochloric acid acid waste water treatment facility.
The utility model is achieved by the following technical solution:
Hydrochloric acid acid waste water treatment facility, comprises comprehensive adjustment pond, a neutralization tank, settling tank, secondary neutralization tank, one-level coagulative precipitation tank, three neutralization tanks, aeration tank, two-stage coagulation settling tank, discharge tube, sludge sump, pressure filter, sewer line, spent acid holding tank, the first blower fan, device for preparing lime milk, the second blower fan, the one PAM chemicals dosing plant, the 3rd blower fan, the 2nd PAM chemicals dosing plant, described comprehensive adjustment pond, a neutralization tank, settling tank, secondary neutralization tank, one-level coagulative precipitation tank, three neutralization tanks, aeration tank, two-stage coagulation settling tank, sludge sump, pressure filter connects successively by pipeline, described comprehensive adjustment pond is provided with spent acid holding tank and the first blower fan, a described neutralization tank is all connected with described device for preparing lime milk with secondary neutralization tank, described secondary neutralization tank is connected with the second blower fan, the pipeline of described secondary neutralization tank and described one-level coagulative precipitation tank is provided with a PAM chemicals dosing plant, described aeration tank is connected with the 3rd blower fan, the pipeline of described aeration tank and two-stage coagulation settling tank is provided with the 2nd PAM chemicals dosing plant, described two-stage coagulation settling tank is provided with discharge tube, described comprehensive adjustment pond is connected with described sewer line, described two-stage coagulation settling tank, pipeline between sludge sump respectively with described settling tank, one-level coagulative precipitation tank communicates.
Be preferably, between described comprehensive adjustment pond and spent acid holding tank, be provided with adjusting pump.
Preferably, described settling tank is inclined-plate clarifying basin.
Preferably, a described PAM chemicals dosing plant and the 2nd PAM chemicals dosing plant are by proof dry powder feeding device, water filling throwing device, curing box, explosive box, whipping appts, fluid level controller composition.
Preferably, described the first blower fan, the second blower fan and the 3rd blower fan are roots blower.
Preferably, described three neutralization tanks are connected with acid adding device.
Compared with prior art, the superior effect of hydrochloric acid acid waste water treatment facility described in the utility model is: described sewage treatment equipment technical process is simple, input cost is low, there is the superperformance of removing various hardly degraded organic substances and water soluble organic substance, also greatly reduce the processing cost of trade effluent.Can reach various emission standards and requirement through the utility model wastewater treatment equipment water quality after treatment.
Accompanying drawing explanation
Be hydrochloric acid acid waste water treatment facility structural representation described in the utility model as shown in drawings.
Description of reference numerals is as follows:
1-integrated condition pond, neutralization tank of 2-, 3-settling tank, bis-neutralization tanks of 4-, 5-one-level coagulative precipitation tank, tri-neutralization tanks of 6-, 7-aeration tank, 8-two-stage coagulation settling tank, 9-discharge tube, 10-sludge sump, 11-pressure filter, 12-sewer line, 13-spent acid holding tank, 14-the first blower fan, 15-device for preparing lime milk, 16-the second blower fan, 17-the one PAM chemicals dosing plant, 18-acid adding device, 19-the 3rd blower fan, 20-the 2nd PAM chemicals dosing plant.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
As shown in drawings, hydrochloric acid acid waste water treatment facility, comprises comprehensive adjustment pond 1, a neutralization tank 2, settling tank 3, secondary neutralization tank 4, one-level coagulative precipitation tank 5, three neutralization tanks 6, aeration tank 7, two-stage coagulation settling tank 8, discharge tube 9, sludge sump 10, pressure filter 11, sewer line 12, spent acid holding tank 13, the first blower fan 14, device for preparing lime milk 15, the second blower fan 16, the one PAM chemicals dosing plant 17, the 3rd blower fan 19, the 2nd PAM chemicals dosing plant 20, described comprehensive adjustment pond 1, a neutralization tank 2, settling tank 3, secondary neutralization tank 4, one-level coagulative precipitation tank 5, three neutralization tanks 6, aeration tank 7, two-stage coagulation settling tank 8, sludge sump 10, pressure filter 11 connects successively by pipeline (not shown), described comprehensive adjustment pond 1 is provided with spent acid holding tank 13 and the first blower fan 14, a described neutralization tank 2 is all connected with described device for preparing lime milk 15 with secondary neutralization tank 4, described secondary neutralization tank 4 is connected with the second blower fan 16, described secondary neutralization tank 4 is provided with a PAM chemicals dosing plant 17 with the pipeline of described one-level coagulative precipitation tank 5, described aeration tank 7 is connected with the 3rd blower fan 19, described aeration tank 7 is provided with the 2nd PAM chemicals dosing plant 20 with the pipeline of two-stage coagulation settling tank 8, described two-stage coagulation settling tank 8 is provided with discharge tube 9, described comprehensive adjustment pond 1 is connected with described sewer line 12, described two-stage coagulation settling tank 8, pipeline between sludge sump 10 respectively with described settling tank 3, one-level coagulative precipitation tank 5 communicates.
Between described comprehensive adjustment pond 1 and spent acid holding tank 13, be provided with and regulate pump (not shown).
Described three neutralization tanks 6 are connected with described acid adding device 18.
Described sewer line 12 is introduced waste water, and described waste water, take pollutents such as acid, inorganicss as main, contains a small amount of organic pollutant, and described spent acid holding tank 13 is for collecting spent acid; Described comprehensive adjustment pond 1 is to waste water and spent acid carries out water quality and the water yield regulates.
The wastewater and waste acid of described neutralization tank 2 inside and the milk of lime being added by described device for preparing lime milk carry out neutralization reaction, and after neutralization reaction, the pH value of the waste liquid of a described neutralization tank 2 is 4.5; If PH > 4.5, can form a large amount of throw outs in a described neutralization tank 2, adopt stirrer to stir throw out, to prevent from stopping up the pipeline of a described neutralization tank 2.
Described settling tank 3 is inclined-plate clarifying basins.Utilize mechanism of shallow-layer sedimentation, the particulate matter in waste liquid is precipitated in settling tank 3, enter in the sludge bucket (not shown) that settling tank 3 carries, thereby particulate pollutant is separated from waste liquid, reach purification object.The interior supernatant liquid overflow of described settling tank 3 is discharged, and flows in described secondary neutralization tank 4.Particulate pollutant is deposited in the sludge bucket of settling tank 3, utilizes hydraulic pressure gravity regularly to enter in described sludge sump 10, and described particulate pollutant is admitted to after pressure filter 11 is pressed into mud cake and transports outward.
Described settling tank 3 adopts perforated pipe multiple spot water distribution, multiple-grooved overflow water outlet, multibuchet spoil disposal, to improve the ability disposing waste liquid.
Described one-level coagulative precipitation tank 5, two-stage coagulation settling tank 8 are identical with described settling tank 3 workflows, all utilize mechanism of shallow-layer sedimentation, particulate matter in waste liquid is precipitated respectively in one-level coagulative precipitation tank 5, two-stage coagulation settling tank 8, enter in the sludge bucket (not shown) that one-level coagulative precipitation tank 5, two-stage coagulation settling tank 8 carry, thereby particulate pollutant is separated from waste liquid, reached purification object.
The liquid that described secondary neutralization tank 4 overflows described settling tank 3 carries out secondary neutralizing treatment, provide milk of lime to join in described secondary neutralization tank 4 by described device for preparing lime milk 15 equally, after milk of lime and waste liquid mix, pH value in described secondary neutralization tank 4 is 8.9, and described secondary neutralization tank 4 has throw out to produce; If when PH > 8.9, throw out starts to dissolve.
Described three neutralization tanks 6 are connected with acid adding device 18.
Described three neutralization tanks 6 are more than or equal to 8.9 waste liquids to the PH flowing into and carry out neutralizing treatment for the third time, add acidic liquid by described acid adding device 18.Described three neutralization tanks 6 are built jointly with aeration tank 7 entirety, and centre is blocked disconnected with dividing plate, adopt stirrer to stir the liquid in described three neutralization tanks 6 simultaneously, and its internal liquid is fully mixed.
The CO2 that neutralization reaction generates, by pass into pressurized air in water, is driven in described aeration tank 7.
The mud that described pressure filter 11 provides described sludge sump 10 carries out filter-press dehydration, and after described pressure filter 11 is processed, waste liquid enters re-treatment in described settling tank 3; Described mud is transported outward after being pressed into mud cake by described pressure filter 11.
Described the first blower fan 14, the second blower fan 16 and the 3rd blower fan 19 are roots blower.
A described PAM chemicals dosing plant 17 and the 2nd PAM chemicals dosing plant 20 are made up of proof dry powder feeding device, water filling throwing device, curing box, explosive box, whipping appts, fluid level controller.
A described PAM chemicals dosing plant 17, the 2nd PAM chemicals dosing plant 20 have the function of continuous production flocculation agent colloid, and enter mud-water separation in described pressure filter 11 after continuously the flocculation agent colloid preparing being mixed with mud.
Hydrochloric acid acid waste water treatment facility described in the utility model has the performance of removing various hardly degraded organic substances and water soluble organic substance, and has reduced the processing cost of trade effluent.Can reach various emission standards and requirement through hydrochloric acid acid waste water treatment facility described in the utility model water quality after treatment.
The utility model is not limited to above-mentioned embodiment, and in the situation that not deviating from flesh and blood of the present utility model, any distortion, improvement, the replacement that it may occur to persons skilled in the art that all fall into scope of the present utility model.
Claims (6)
1. hydrochloric acid acid waste water treatment facility, is characterized in that, comprises comprehensive adjustment pond, a neutralization tank, settling tank, secondary neutralization tank, one-level coagulative precipitation tank, three neutralization tanks, aeration tank, two-stage coagulation settling tank, discharge tube, sludge sump, pressure filter, sewer line, spent acid holding tank, the first blower fan, device for preparing lime milk, the second blower fan, the one PAM chemicals dosing plant, the 3rd blower fan, the 2nd PAM chemicals dosing plant, described comprehensive adjustment pond, a neutralization tank, settling tank, secondary neutralization tank, one-level coagulative precipitation tank, three neutralization tanks, aeration tank, two-stage coagulation settling tank, sludge sump, pressure filter connects successively by pipeline, described comprehensive adjustment pond is provided with spent acid holding tank and the first blower fan, a described neutralization tank is all connected with described device for preparing lime milk with secondary neutralization tank, described secondary neutralization tank is connected with the second blower fan, the pipeline of described secondary neutralization tank and described one-level coagulative precipitation tank is provided with a PAM chemicals dosing plant, described aeration tank is connected with the 3rd blower fan, the pipeline of described aeration tank and two-stage coagulation settling tank is provided with the 2nd PAM chemicals dosing plant, described two-stage coagulation settling tank is provided with discharge tube, described comprehensive adjustment pond is connected with described sewer line, described two-stage coagulation settling tank, pipeline between sludge sump respectively with described settling tank, one-level coagulative precipitation tank communicates.
2. hydrochloric acid acid waste water treatment facility according to claim 1, is characterized in that, between described comprehensive adjustment pond and spent acid holding tank, is provided with adjusting pump.
3. hydrochloric acid acid waste water treatment facility according to claim 1, is characterized in that, described settling tank is inclined-plate clarifying basin.
4. hydrochloric acid acid waste water treatment facility according to claim 1, it is characterized in that, a described PAM chemicals dosing plant and the 2nd PAM chemicals dosing plant are by proof dry powder feeding device, water filling throwing device, curing box, explosive box, whipping appts, fluid level controller composition.
5. hydrochloric acid acid waste water treatment facility according to claim 1, is characterized in that, described the first blower fan, the second blower fan and the 3rd blower fan are roots blower.
6. hydrochloric acid acid waste water treatment facility according to claim 1, is characterized in that, described three neutralization tanks are connected with acid adding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420001808.7U CN203653367U (en) | 2013-08-30 | 2014-01-02 | Hydrochloric acid wastewater treatment equipment |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538545.9 | 2013-08-30 | ||
| CN201320538545 | 2013-08-30 | ||
| CN201420001808.7U CN203653367U (en) | 2013-08-30 | 2014-01-02 | Hydrochloric acid wastewater treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203653367U true CN203653367U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420001808.7U Expired - Fee Related CN203653367U (en) | 2013-08-30 | 2014-01-02 | Hydrochloric acid wastewater treatment equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN203653367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152448A (en) * | 2015-10-16 | 2015-12-16 | 江西理工大学 | Treatment method of arsenium-containing polluted acid wastewater generated by smelting flue gas |
| CN106731603A (en) * | 2016-12-27 | 2017-05-31 | 浙江久鼎机械有限公司 | A kind of exhaust treatment system |
-
2014
- 2014-01-02 CN CN201420001808.7U patent/CN203653367U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152448A (en) * | 2015-10-16 | 2015-12-16 | 江西理工大学 | Treatment method of arsenium-containing polluted acid wastewater generated by smelting flue gas |
| CN106731603A (en) * | 2016-12-27 | 2017-05-31 | 浙江久鼎机械有限公司 | A kind of exhaust treatment system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140618 Termination date: 20200102 |