CN101628739A - High-toxicity small-output waste water treatment device - Google Patents
High-toxicity small-output waste water treatment device Download PDFInfo
- Publication number
- CN101628739A CN101628739A CN200810040520A CN200810040520A CN101628739A CN 101628739 A CN101628739 A CN 101628739A CN 200810040520 A CN200810040520 A CN 200810040520A CN 200810040520 A CN200810040520 A CN 200810040520A CN 101628739 A CN101628739 A CN 101628739A
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- Prior art keywords
- waste water
- water
- evaporating pot
- treatment device
- waste
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention provides a high-toxicity small-output waste water treatment device. The device mainly comprises a solar heat absorption pipe coil and a heat waste water circulating system thereof, an evaporating pot and a water vapor guidance system thereof, and a vacuumizing part and a gas-water separation part thereof. The waste water to be treated can be boiled at ultralow pressure under the action of a lift pump after the waste water is circulated for several times in the solar heat absorption pipe coil, and is heated to a temperature of over 35 DEG C; water molecules are released in a steam mode; and the steam is condensed into distilled water through a condenser system. Therefore, the device can separate the distilled water without any other substances through the steps.
Description
One, technical field:
The present invention utilizes air pressure is low more, the boiling point of water decreases principle to be used to handle the waste water of high toxicity, little discharge capacity, the waste water that need are handled places in the airtight high pressure vessel, can utilize various existing, method for saving energy, waste water circulated be heated to more than 45 ℃, in hypobaric container, make it boiling, moisture content is separated with the form of steam, and toxic substance is stayed to concentrate in the container and reclaimed.This device belongs to the environmental technology field of poisonous wastewater treatment and the recovery of part starting material.
Two, background technology:
Be to dilute to the common treatment process of the waste water of high toxicity, little discharge capacity at present with the sanitary sewage interflow of big discharge capacity, reduce the toxic concentration of unit capacity as far as possible, on the surface in the waste discharge objectionable constituent content reduced many, but the total amount of toxic substance does not reduce, so-called toxic substance in the waste water, major part are the starting material that add in the production process, reclaim with regard to dilution discharge without handling, still not a kind of waste has also increased the difficulty that back road biochemical oxidation is handled simultaneously.Other has a kind of is to adopt membrane separation technique, in the process that separatory membrane is made, the size in control aperture, the poisonous particulate matter that will not be dissolved in water is blocked in the outside of filtering membrane, water and the material that is dissolved in water then are separated by filter opening, the weak point of this method is that initial investment is big, the day-to-day operation cost is higher, and the composition that contains Toxic matter in the water that is separated is relatively still higher.
Three, summary of the invention:
The present invention mainly by: the solar energy heat absorbing coil pipe and the heated waste water recycle system thereof, evaporating pot and water vapor guidance system thereof, vacuumize and gas-water separation is partly formed.The waste water that needs to handle is under the effect of lift pump, after process circulates for several times in the solar energy heat absorbing coil pipe, water temperature rises to more than 35 ℃, under ultralow air pressure, will seethe with excitement, water molecules can be released with the form of water vapour, through condenser system water vapour is condensed into distilled water again, the distilled water of separating by such step does not contain any other material, processed toxic waste water is with a large amount of evaporations of moisture content, it is more and more sticky to become, at this moment can open the bottom of evaporating pot, with the sticky thing that takes out method by press filtration, its residual moisture content is extruded, be back to waste water preheating pond, do to handle again, the toxic substance that is squeezed into mud cake can be as the case may be or reuse, or it is buried, or burn.
Evaporating pot and drainer are a closed system by water vapour guide pipe UNICOM, and the vacuum pump suction end places the top of drainer one side, for prevent water vapour with the air in the closed system simultaneously by the vacuum pump sucking-off, at suction end gas and water separator is installed.
The pond was both deposited as waste water in waste water preheating pond temporarily, have concurrently the waste water preheat function, its principle of work is: waste water obtains heat energy in the evaporating pot domestic demand could change into water vapour with water molecules, and it must discharge heat energy and just can be converted into distilled water in drainer, by the warm-up cycle lift pump, waste water is sent into condensate pans to pipe, waste water is in the cooling condensation jar, it also is the process of taking in the water vapour heat, because work is in recurrent state, waste water is delivered to waste water preheating pond again at condensate pans heat energy of picked-up in pipe and heats, and reaches the purpose of preheating.
The present invention has overcome the defective of above-mentioned existing processing to high toxicity waste water, has improved the discharge quality after the wastewater treatment owing to adopted sun power as the main energy sources of heating, bigger reduction equipment running cost.
The present invention is characterized in that:
1, the main energy sources that adopts the solar energy heat absorbing coil pipe to heat as waste water.
2, waste water is the object of purifying treatment, again as the carrier of condensation and preheating
3, vacuum pump is equipped with gas and water separator on the suction side
4, the bottom of evaporating pot can be for convenience detach, is convenient in time remove contamination
Four, description of drawings:
Accompanying drawing 1 is device schematic flow sheet (seeing accompanying drawing 1)
Waste water preheating pond (1), waste water tail pipe (2), waste water lift pump (3), waste water transfer lime (4), waste water control valve (5), cold and hot switching pipe (6), heating cycle control valve (7), heating cocycle transfer lime (8), solar energy heat absorbing coil pipe (9), thermal cycling transfer lime (10), thermal cycling lift pump (11), sludge settling dish (12), sealing movable wire mouth flange (13), flange is opened handle (14), evaporating pot (15), water vapour guide pipe (16), aerosol chamber (17), gas-water separation head (18), drainer (19), condensate pans is to pipe (20), warm-up cycle output tube (21), distilled water open valve (22), warm-up cycle lift pump (23), preheating promotes tail pipe (24), vacuum pump (25), vacuum exhaust pipe (26).
Five, specific implementation method case: (seeing accompanying drawing 1)
The high toxicity waste water that needs to handle is placed in the waste water preheating pond (1), open waste water lift pump (3), heating cycle control valve (7) and waste water control valve (5), toxic waste water in the waste water preheating pond (1) is sent into evaporating pot (15) by waste water tail pipe (2) and waste water transfer lime (4), when the water in the evaporating pot (15) to heating cocycle transfer lime (8) end opening near the time, close waste water lift pump (3) and waste water control valve (5), open thermal cycling lift pump (11) and heating cycle control valve (7), waste water in the heating tank is extracted out through solar energy heat absorbing coil pipe (9) from evaporating pot (15) under the effect of thermal cycling lift pump (11), cold and hot switching pipe (6), heating cycle control valve (7), heating cocycle transfer lime (8) returns in the evaporating pot (15), go round and begin again and repeating above-mentioned circulation always, in this working cycle, waste water will pass through solar energy heat absorbing coil pipe (9) many times, increase along with cycle index, the temperature of waste water constantly rises, in hypobaric encloses container, water temperature surpasses 22 ℃ and just begins volatilization, reaching 45 ℃ can seethe with excitement, underpressure distillation of the present invention realizes by following measure: evaporating pot (15) is linked to each other by water vapour guide pipe (16) with drainer (19), with solar energy heat absorbing coil pipe (9), thermal cycling transfer lime (10), thermal cycling lift pump (11) is formed a closed system, in water vapour guide pipe (16) side that is connected with drainer (19) gas-water separation head (18) is installed, it is communicated with vacuum pump (25) by vacuum exhaust pipe (26) again, open vacuum pump (25), air pressure in the closed system can progressively descend along with the growth of time, reaches waste water ebullient purpose at a lower temperature.
The purpose of the installation of gas-water separation head (18) is: prevent that when vacuumizing still uncooled water vapour also is discharged to and goes in the air, it is that silk screen volume folded forming in fibrous metal arranged, and can stop effectively that moisture content runs off with exhaust.It is guide effects of finishing water vapour that gas-water separation head (18) is installed in drainer (19) one another effects of side, because in the closed system that a pressure equates, in the evaporating pot (15), water vapour is difficult to all flow to drainer (19), because the suction opening of vacuum pump (25) is installed in the top of drainer (19) one sides, cause the relative evaporating pot of air pressure (15) of drainer (19) one sides low, by water vapour guide pipe (16), vapor evaporated flows into drainer (19) faster like this.
Water vapour needs to be converted into distilled water after the release of heat after arriving drainer (19), and the process of its release of heat is just given its refrigerative process, and wastewater temperature pending in the waste water preheating pond (1) is relatively low, system design with it as cooling source.
Open warm-up cycle lift pump (23), preheating promotes tail pipe (24) and sends waste water preheating pond (1) waste water to condensate pans to pipe (20), it is coiled in drainer (19) the metal vessel outside, thermal exchange in the drainer (19) is come out, again by warm-up cycle output tube (21) send waste water preheating pond (1) back to the waste water of preheating, so both for steam reforming provides cooling source for distilled water, again preheating the temperature of pending waste water, utilized the heat energy of the sun on largely.
Claims (4)
1, the main energy sources that adopts the solar energy heat absorbing coil pipe to heat as waste water.
2, waste water is the object of purifying treatment, again as the carrier of condensation and preheating
3, vacuum pump is equipped with gas and water separator on the suction side
4, the bottom of evaporating pot can be for convenience detach, is convenient in time remove contamination
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810040520A CN101628739A (en) | 2008-07-14 | 2008-07-14 | High-toxicity small-output waste water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810040520A CN101628739A (en) | 2008-07-14 | 2008-07-14 | High-toxicity small-output waste water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101628739A true CN101628739A (en) | 2010-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810040520A Pending CN101628739A (en) | 2008-07-14 | 2008-07-14 | High-toxicity small-output waste water treatment device |
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| Country | Link |
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| CN (1) | CN101628739A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775002A (en) * | 2012-07-24 | 2012-11-14 | 吴江市聚力机械有限公司 | Finishing process wastewater treatment device |
| CN107986365A (en) * | 2018-01-09 | 2018-05-04 | 北京龙电宏泰环保科技有限公司 | A kind of fluoroplastics falling film evaporator that desulfurization wastewater concentration is carried out using fume afterheat |
| CN108101133A (en) * | 2018-01-23 | 2018-06-01 | 昆山威胜达环保设备有限公司 | A kind of heat pump vacuum and low temperature evaporation concentration system |
-
2008
- 2008-07-14 CN CN200810040520A patent/CN101628739A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775002A (en) * | 2012-07-24 | 2012-11-14 | 吴江市聚力机械有限公司 | Finishing process wastewater treatment device |
| CN107986365A (en) * | 2018-01-09 | 2018-05-04 | 北京龙电宏泰环保科技有限公司 | A kind of fluoroplastics falling film evaporator that desulfurization wastewater concentration is carried out using fume afterheat |
| CN108101133A (en) * | 2018-01-23 | 2018-06-01 | 昆山威胜达环保设备有限公司 | A kind of heat pump vacuum and low temperature evaporation concentration system |
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Open date: 20100120 |