CN216584272U - Primary evaporation negative pressure desalting device for desalting high-salinity wastewater - Google Patents
Primary evaporation negative pressure desalting device for desalting high-salinity wastewater Download PDFInfo
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- CN216584272U CN216584272U CN202123388480.8U CN202123388480U CN216584272U CN 216584272 U CN216584272 U CN 216584272U CN 202123388480 U CN202123388480 U CN 202123388480U CN 216584272 U CN216584272 U CN 216584272U
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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
- Y02A20/124—Water desalination
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Abstract
The utility model discloses a contain high salt waste water desalination one-level evaporation negative pressure desalination device, including reation kettle, reation kettle is equipped with outward and contains high salt wastewater disposal basin, vacuum system, transition water tank and cooling tower, and vacuum system includes the vacuum pump of connecting through pipeline and reation kettle, and the vacuum pump is connected with the transition water tank, and the transition water pump in the transition water tank is taken out water to the cooling tower. The vacuum pump takes out uncondensed gas in the reaction kettle, the reaction kettle can always keep a negative pressure state, the boiling point of water is reduced, the evaporation efficiency of an evaporation system is improved, secondary steam generated by waste water is rapidly converted into condensed water under the cooling of circulating cooling water, the condensed water is collected and recycled, salt is evaporated and separated, and the device has the characteristics of high efficiency and simplicity.
Description
Technical Field
The utility model relates to a field specifically is a contain high salt waste water desalination one-level evaporation negative pressure desalination device.
Background
As the flue gas generated by burning the saturated activated carbon in the regenerating furnace contains acidic gases such as hydrogen chloride, sulfur dioxide, nitrogen oxides and the like in the regeneration process of the hazardous waste saturated activated carbon, the acidic gases can reach the standard and be discharged after being neutralized by alkali liquor, and the salt content in the circulating water tank is increased along with the time and the increase of the regeneration amount of the hazardous waste saturated activated carbon, so that the hazardous waste saturated activated carbon has to be treated.
In the published document CN 201721435500-a waste lye desalination device after the acid removal by spraying of incinerator tail gas, comprising a high-salt water storage tank, a metering pump, a heater, an evaporator, a circulating pump, a stirring crystallizer, a centrifuge and a condenser, wherein the bottom of the high-salt water storage tank is connected with the metering pump through a pipeline, the metering pump is connected with the heater through a pipeline, the top of the heater is connected with the evaporator through a pipeline, the evaporator is connected with the stirring crystallizer through a pipeline, and the stirring crystallizer is connected with the centrifuge; the desalting method is only a single way of heating, and the desalting speed is slow and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a contain high salt waste water desalination one-level evaporation negative pressure desalination device, utilize the active carbon regeneration stove at the waste heat of the in-process exhaust flue gas of regeneration active carbon, produced steam is changed to rethread waste heat boiler, let in the middle steam coil pipe way of the inside intermediate layer of reation kettle, the high salt waste water that contains in the reation kettle heats the reation kettle inner wall through the high temperature steam that constantly lets in to the intermediate layer coil pipe way of reation kettle, thereby make the high salt waste water rapid vaporization in the reation kettle, the secondary steam that vaporizes is pumped to the transition water tank by vacuum system and is condensed into water, salt crystallization is to the separation method of the one-level evaporation negative pressure desalination of containing high salt waste water desalination in the reation kettle, finally reach the purpose of desalination.
The technical scheme of the utility model is that: contain high salt waste water desalination one-level evaporation negative pressure desalination device, including reation kettle, reation kettle is equipped with outward and contains high salt wastewater disposal basin, vacuum system, transition water tank and cooling tower, and vacuum system includes the vacuum pump of connecting through pipeline and reation kettle, and the vacuum pump is connected with the transition water tank, and the transition water pump in the transition water tank is taken out water to the cooling tower.
And furthermore, a saline wastewater inlet pipe connector on one side of the reaction kettle pumps water from a high-salinity wastewater pool through a high-salinity wastewater pumping metering pump, and a steam inlet pipe connector is arranged below the saline wastewater inlet pipe connector.
Further, the vacuum pump is connected through an evacuation pipe interface on the side of the top of the reaction kettle.
Furthermore, a negative pressure meter interface and a thermocouple interface are arranged at the top of the reaction kettle, a salt outlet is arranged in the middle of the bottom of the reaction kettle, a condensed water outlet pipe interface is arranged on one side of the salt outlet, and pipelines on the condensed water outlet pipe interface and a surplus steam outlet pipe interface on the reaction kettle are simultaneously connected into the transition water tank.
Furthermore, a drain valve is arranged on the interface of the condensed water outlet pipe.
Further, the cooling tower is connected with a cooling water reuse tank.
Further, an interlayer is arranged in the middle of the reaction kettle, a coil pipe pipeline used for heating is arranged in the middle of the interlayer, a heat insulation layer is arranged outside the reaction kettle, and access holes are formed in the upper surface and the side surface of the reaction kettle.
The utility model discloses an useful part: the utility model discloses well reation kettle is connected with the vacuum pump, and noncondensable gas in the reation kettle is taken out to the vacuum pump, and reation kettle can remain negative pressure state throughout, reduces the boiling point of water, improves evaporating system's evaporation efficiency, and under the cooling of recirculated cooling water, the secondary steam that waste water produced is changed into the comdenstion water rapidly, and the retrieval and utilization is collected to the comdenstion water, also separates salt evaporation to have the characteristics of high-efficient letter festival.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged structural view of A in FIG. 1 according to the present invention;
fig. 3-4 are schematic side view structural diagrams of the reaction kettle of the present invention;
wherein: 1. The system comprises a high-salinity wastewater pool, 2 a high-salinity wastewater pumping metering pump, 3 a reaction kettle, 4 a vacuum pump, 5 a transition water tank, 6 a transition water pump, 7 a cooling tower, 8 a cooling water reuse water pool, 9 a pipeline, 10 a reaction kettle external heat preservation device, 11 a maintenance port, 12 a steam inlet pipe interface, 13 a high-salinity wastewater inlet pipe interface, 14 a negative pressure meter interface, 15 a thermocouple interface, 16 a vacuum pumping pipe interface, 17 a redundant steam outlet pipe interface, 18 a condensed water outlet pipe interface, 19 a drain valve and 20 a salt outlet.
Detailed Description
In order to deepen the understanding of the present invention, the following detailed description is given with reference to the accompanying drawings, which are only used for explaining the present invention and do not constitute a limitation to the protection scope of the present invention.
As shown in figure 1, contain high salt waste water desalination one-level evaporation negative pressure desalination device, including reation kettle 3, reation kettle 3 is equipped with outward and contains high salt wastewater disposal basin 1, vacuum system, transition water tank 5 and cooling tower 7, vacuum system includes vacuum pump 4 through pipeline 9 and reation kettle 3 connection, vacuum pump 4 is connected with transition water tank 5, transition water pump 6 in the transition water tank 5 is taken out water to cooling tower 7, take out through vacuum pump 4 that the interior noncondensable gas of reation kettle 3, 3 internal energy of reation kettle keeps the negative pressure state throughout, improve evaporating system's evaporation efficiency.
The salt-containing wastewater inlet pipe connector 13 on one side of the reaction kettle 3 pumps water from the high-salt-containing wastewater pool 1 through the high-salt wastewater pumping metering pump 2, wastewater in the high-salt-containing wastewater pool 1 is pumped into the reaction kettle 3, a steam inlet pipe connector 12 is arranged below the salt-containing wastewater inlet pipe connector 13, and steam is connected into a coil pipe pipeline in an interlayer of the reaction kettle 3 through the steam inlet pipe connector 12 to heat the interior of the reaction kettle 3.
The vacuum pump 4 is connected through a vacuum pumping pipe connector 16 on the top side of the reaction kettle 3, and the vacuum pump 4 is used for pumping the reaction kettle 3 through the vacuum pumping pipe connector 16.
The top of the reaction kettle 3 is provided with a negative pressure meter interface 14 and a thermocouple interface 15, the middle of the bottom of the reaction kettle 3 is provided with a salt outlet 20, the salt outlet 20 releases precipitated salt, one side of the salt outlet 20 is provided with a condensed water outlet pipe interface 18, the condensed water outlet pipe interface 18 and a pipeline 9 on an excess steam outlet pipe interface 17 on the reaction kettle 3 are simultaneously connected into the transition water tank 5, steam in the transition water tank 5 is condensed into water, and the excess steam and the condensed water are respectively introduced into the transition water tank 5 to be condensed into condensed water.
A drain valve 19 is arranged on the condensed water outlet pipe interface 18 and is used for draining water.
The cooling tower 17 is connected with the cooling water reuse water pool 7, after the water temperature in the transition water tank 5 rises, the water is pumped into the cooling tower 7 by the transition water pump 6 for cooling, and the obtained cooled water is collected and reused by the cooling reuse water pool 8.
Be equipped with the intermediate layer in the middle of reation kettle 3, be equipped with the coil pipe pipeline that is used for the heating in the middle of the intermediate layer, heat in reation kettle 3, the reation kettle outside is equipped with the heat preservation, all is equipped with access hole 11 above the reation kettle and to the side.
The working principle is as follows: steam is conveyed into a coil pipe in the reaction kettle 3 through a steam inlet pipe connector 12, high-salt-containing wastewater pumped out by a high-salt-pumping wastewater metering pump 2 in the reaction kettle 3 is heated, the high-salt-containing wastewater is heated and vaporized, vaporized secondary steam is pumped into a transition water tank 5 by a vacuum pump 4 to be condensed and converted into water, redundant steam and condensed water are respectively pumped into the transition water tank 5 to be condensed into condensed water, after the temperature of water in the transition water tank 5 rises, the condensed water is pumped into a cooling tower 7 by a transition water pump 6 to be cooled, and the cooled water is collected and recycled by a cooling recycling water pool 8.
Claims (7)
1. Contain high salt waste water desalination one-level evaporation negative pressure desalination device, including reation kettle, reation kettle is equipped with outward and contains high salt wastewater disposal basin, vacuum system, transition water tank and cooling tower, its characterized in that: the vacuum system comprises a vacuum pump connected with the reaction kettle through a pipeline, the vacuum pump is connected with a transition water tank, and a transition water pump in the transition water tank pumps water to the cooling tower.
2. The primary evaporation negative pressure desalination device for high-salinity wastewater desalination according to claim 1, characterized in that: the salt-containing wastewater inlet pipe connector on one side of the reaction kettle pumps water from the high-salt-containing wastewater pool through the high-salt wastewater pumping pump, and a steam inlet pipe connector is arranged below the salt-containing wastewater inlet pipe connector.
3. The primary evaporation negative pressure desalination device for high-salinity wastewater desalination according to claim 1, characterized in that: the vacuum pump is connected through a vacuumizing pipe interface on the side edge of the top of the reaction kettle.
4. The primary evaporation negative pressure desalination device for high-salinity wastewater desalination according to claim 1, characterized in that: the reaction kettle is characterized in that a negative pressure meter interface and a thermocouple interface are arranged at the top of the reaction kettle, a salt outlet is arranged in the middle of the bottom of the reaction kettle, a condensed water outlet pipe interface is arranged on one side of the salt outlet, and pipelines on the condensed water outlet pipe interface and a surplus steam outlet pipe interface on the reaction kettle are connected into a transition water tank at the same time.
5. The primary evaporation negative pressure desalination device for high salinity wastewater desalination according to claim 4, characterized in that: and a drain valve is arranged on the interface of the condensed water outlet pipe.
6. The primary evaporation negative pressure desalination device for high-salinity wastewater desalination according to claim 1, characterized in that: and the cooling tower is connected with a cooling water reuse pool.
7. The primary evaporation negative pressure desalination device for high-salinity wastewater desalination according to claim 1, characterized in that: be equipped with the intermediate layer in the middle of the reation kettle, be equipped with the coil pipe pipeline that is used for the heating in the middle of the intermediate layer, the reation kettle outside is equipped with the heat preservation, reation kettle all is equipped with the access hole above the face and the side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123388480.8U CN216584272U (en) | 2021-12-31 | 2021-12-31 | Primary evaporation negative pressure desalting device for desalting high-salinity wastewater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123388480.8U CN216584272U (en) | 2021-12-31 | 2021-12-31 | Primary evaporation negative pressure desalting device for desalting high-salinity wastewater |
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| CN216584272U true CN216584272U (en) | 2022-05-24 |
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| CN202123388480.8U Active CN216584272U (en) | 2021-12-31 | 2021-12-31 | Primary evaporation negative pressure desalting device for desalting high-salinity wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023244122A1 (en) * | 2022-06-13 | 2023-12-21 | Jets As | Lid and lid system |
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2021
- 2021-12-31 CN CN202123388480.8U patent/CN216584272U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023244122A1 (en) * | 2022-06-13 | 2023-12-21 | Jets As | Lid and lid system |
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