CN213112593U - Salt water evaporation type concentration device - Google Patents
Salt water evaporation type concentration device Download PDFInfo
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- CN213112593U CN213112593U CN202021497059.3U CN202021497059U CN213112593U CN 213112593 U CN213112593 U CN 213112593U CN 202021497059 U CN202021497059 U CN 202021497059U CN 213112593 U CN213112593 U CN 213112593U
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Abstract
The utility model discloses a salt solution evaporation formula enrichment facility, including salt solution circulation system, flash distillation vapour condensation system, thin solution feed liquor system, concentrated solution discharge system, clear water discharge system, compressor cooling system, salt solution circulation system includes circulating pump, flash distillation room, heating chamber and electric heater, be provided with export and import on the heating chamber, the export of heating chamber is connected with the flash distillation room through electric heater, and the flash distillation room is connected with the import of heating chamber through the circulating pump, flash distillation vapour condensation system includes compressor, flash distillation room and heating chamber, be provided with the air inlet on the heating chamber, the compressor is connected with the air inlet of heating chamber, thin solution feed liquor system includes thin solution pump, second heat recovery ware and third heat recovery ware. The device has simple structure, reliable operation, energy saving and environmental protection, and the discharged clear water meets the discharge standard of reclaimed water.
Description
Technical Field
The utility model belongs to the technical field of enrichment facility, specifically be a salt water evaporation formula enrichment facility.
Background
The national requirements on environmental protection are getting tighter and tighter, the discharge standard of industrial wastewater is getting higher and higher, and the wastewater pollution brought by the industrial production process is getting worse and worse. The evaporative concentration system can be well used for wastewater concentration treatment, water in wastewater is separated from pollutants in a flash evaporator through a vacuum technology, and the technology is often used for solution concentration or medicament purification and the like. But cannot be fully utilized due to the size of the processing amount and the low efficiency of the equipment in the production process.
Disclosure of Invention
The above-mentioned problem to prior art exists, the utility model aims to solve the technical problem that a brine evaporation formula enrichment facility is provided to it is low to solve present enrichment facility waste water treatment capacity, the problem of equipment efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a saline water evaporation type concentration device comprises a saline water solution circulating system, a flash steam condensing system, a dilute solution inlet system, a concentrated solution discharge system, a clear water discharge system and a compressor cooling system, wherein the saline water solution circulating system comprises a circulating pump, a flash chamber, a heating chamber and an electric heater, an outlet and an inlet are formed in the heating chamber, the outlet of the heating chamber is connected with the flash chamber through the electric heater, the flash chamber is connected with the inlet of the heating chamber through the circulating pump, the flash steam condensing system comprises a compressor, the flash chamber and the heating chamber, the flash chamber is connected with the compressor, an air inlet is formed in the heating chamber, the compressor is connected with the air inlet of the heating chamber, the clear water discharge system comprises a heating chamber, a water collecting tank, a clear water pump, a second heat recoverer and a third heat recoverer, and the heating chamber is connected with the water collecting tank through a water outlet, the water collecting tank is connected with a second heat recoverer through a clean water pump, the second heat recoverer is connected with a third heat recoverer, the compressor cooling system comprises a cooling pump and a cold water tank, the compressor is connected with the cold water tank, and the cold water tank is connected with the compressor through the cooling pump.
Furthermore, the brine evaporation type concentration device comprises a non-condensable gas discharge system, the non-condensable gas discharge system comprises a heating chamber and a water collection tank, and the heating chamber and the water collection tank are both provided with gas outlets.
Furthermore, the dilute solution liquid inlet system comprises a dilute solution pump, a first heat recovery device, a second heat recovery device and a third heat recovery device, wherein the dilute solution pump is connected with the flash evaporation chamber through the first heat recovery device, the second heat recovery device and the third heat recovery device.
Further, the concentrated solution discharge system comprises a concentrated solution pump and a first heat recoverer, and the flash evaporation chamber is connected with the first heat recoverer through the concentrated solution pump.
Further, the brine evaporation type concentration device comprises a compressor control system, and the compressor control system is connected with the programmable controller.
Furthermore, the heating chamber and the water collecting tank are provided with air outlets which are provided with electric exhaust valves.
Further, the concentrated solution discharged by the first heat recoverer enters a concentrated solution tank for storage.
Has the advantages that: compared with the prior art, the method has the following advantages:
the brine evaporation type concentration device comprises a solution circulating system, a flash steam condensing system, a dilute solution liquid inlet system, a concentrated solution discharge system, a clear water discharge system, a non-condensable gas discharge system, a compressor cooling system and a control system. The device has simple structure, reliable operation, energy saving and environmental protection, and the discharged clear water meets the discharge standard of reclaimed water.
Drawings
Fig. 1 is a schematic diagram of a brine evaporative concentration device.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the brine evaporative concentration device of the present application comprises a brine solution circulating system, a flash steam condensing system, a dilute solution inlet system, a concentrated solution discharge system, a clear water discharge system, and a compressor cooling system, wherein the compressor 1 is a roots compressor, the flash chamber 2, a heating chamber 3, an electric heater 4, a circulating pump 5, a dilute solution pump 6, a concentrated solution pump 7, a clear water pump 8, a cooling pump 9, a water collection tank 10, a second heat recovery device 12 for discharged concentrated solution and incoming dilute solution, a first heat recovery device 11 and a third heat recovery device 13 for discharged condensed water and incoming dilute solution, and a cooling water tank 14 of the compressor, the brine solution circulating system comprises the circulating pump 5, the flash chamber 2, the heating chamber 3, and an electric heater 4, the heating chamber 3 is provided with an outlet and an inlet, the outlet of the heating chamber 3 is connected with the flash chamber 2 through the electric heater 4, the flash evaporation chamber 2 is connected with an inlet of the heating chamber 3 through a circulating pump 5, the saline solution circulates in pipelines of the flash evaporation chamber 2, the heating chamber 3 and the electric heating 4 under the action of the circulating pump 5, the electric heating 4 works in the circulating process to heat the saline solution until the temperature of the saline solution in the flash evaporation chamber is heated to a set temperature and the temperature of the solution in the flash evaporation chamber 2 is kept in the operation process of the compressor 1, the flash evaporation steam condensation system comprises a compressor 1, the flash evaporation chamber 2 and the heating chamber 3, the flash evaporation chamber 2 is connected with the compressor 1, the heating chamber 3 is provided with an air inlet, the compressor 1 is connected with the air inlet of the heating chamber 3, the flash evaporation chamber 2 generates a certain negative pressure system in the operation process of the compressor 1, the water vapor which is flashed from the dilute solution is pumped out, heated, pressurized and discharged into the heating chamber 3, the water vapor in the heating, the dilute solution liquid inlet system comprises a dilute solution pump 6, a first heat recoverer 11, a second heat recoverer 12 and a third heat recoverer 13, the dilute solution pump 6 is connected with the flash evaporation chamber 2 through the first heat recoverer 11, the second heat recoverer 12 and the third heat recoverer 13, dilute solution saline is pumped into the concentration device from the solution tank through the dilute solution liquid inlet pump 6, and enters the flash evaporation chamber after being preheated through the third heat recoverer 13 with clean water in the pumping process. The concentrated solution discharge system comprises a concentrated solution pump 7 and a first heat recovery device 11, the flash chamber 2 is connected with the first heat recovery device 11 through the concentrated solution pump 7, the concentration of the solution in the circulating system is improved through the flash of the water vapor in the flash chamber 2, the solution is discharged through a pipeline of the concentrated solution pump 7 when the concentration of the solution is increased to a certain proportion, in the discharging process, the discharged concentrated solution enters a concentrated solution tank for storage through the heat recovery action of a first heat recoverer 11 of the concentrated solution and the dilute solution, the clear water discharging system comprises a heating chamber 3, a water collecting tank 10, a clear water pump 8, a second heat recoverer 12 and a third heat recoverer 13, a water outlet is arranged on the heating chamber 3, and the heating chamber 3 is connected with a water collecting tank 10 through a water outlet, the water collecting tank 10 is connected with a second heat recoverer 12 through a clean water pump 8, the second heat recoverer 12 is connected with a third heat recoverer 13, and the water in the dilute solution in the flash evaporation chamber 2 is evaporated through the operation of the compressor 1. Clear water condensed in the heating chamber 3 is discharged into a water collecting tank 10 through a pipeline, the liquid level of the water collecting tank 10 is discharged through a clear water pump 8 when reaching a certain height, the heat in the clear water is recovered by a second heat recoverer 12 and a third heat recoverer 13 through a dilute solution entering the system in the discharge process of the clear water, the discharged clear water reaches the discharge standard, a compressor cooling system comprises a cooling pump 9 and a cold water tank 14, the compressor 1 is connected with the cold water tank 14, the cold water tank 14 is connected with the compressor 1 through the cooling pump 9, the compressor 1 needs to be cooled in the operation process of the shaft seal, and the shaft seal temperature of the compressor 1 is controlled by connecting the cooling pump 9 and the cooling water tank 14.
The brine evaporation type concentration device further comprises a non-condensable gas discharge system, the non-condensable gas discharge system comprises a heating chamber 3 and a water collection tank 10, gas outlets are formed in the heating chamber 3 and the water collection tank 10, some non-condensable gas can enter and be generated in the system operation process, an electric exhaust valve is installed at the top of the heating chamber 3 and the water collection tank 10, and the electric exhaust valve is opened to discharge the non-condensable gas according to the system operation time and the internal pressure change.
The brine evaporation type concentration device also comprises a compressor control system, the compressor control system is connected with the programmable controller, and the control logic in the operation process of the device is realized through the programmable controller PLC.
The heating chamber 3 and the water collection tank 10 are provided with air outlets which are provided with electric exhaust valves, so that the heating chamber is safe and efficient.
The concentrated solution discharged from the first heat recoverer 11 enters a concentrated solution tank for storage.
The device only needs to utilize electric energy to heat the dilute solution when starting up, and the temperature of the solution circulating in the system is heated by condensing water vapor in the heater into water to release heat in the running process of the device. In the process that the low-temperature dilute solution enters the device, the dilute solution is heated to high temperature and enters the flash chamber 2 through heat recovery treatment with the discharge of a clear water system and the discharge of a concentrated solution system. The water in the dilute solution is evaporated into water vapor and separated out in the flash chamber 2 by the negative pressure environment generated when the compressor 1 operates, the water vapor is sucked by the compressor 1, compressed and heated into high-temperature and high-pressure vapor, the high-temperature and high-pressure vapor is discharged into the shell-and-tube heating chamber 3 and condensed into condensed water, and the condensed water is discharged from the heating chamber 3 into the water collecting tank 10. The tops of the heating chamber 3 and the water collecting tank 10 are provided with electric exhaust valves of non-condensable gas, and the content of the non-condensable gas is judged to be automatically discharged according to the change of the exhaust pressure of the compressor 1 in the system. Condensed water discharged from the bottom of the heating chamber 3 enters the water collecting tank 10 and then is automatically discharged by starting the clean water pump 8 according to the liquid level of the water collecting tank, and the clean water and the dilute solution entering the system are subjected to heat recovery exchange twice in the discharging process, so that the heat in the clean water is fully absorbed to heat the temperature of the dilute solution. The solution evaporated in the flash chamber 2 is discharged by a concentrated solution drain pump after the concentration of the solution is increased, and the dilute solution entering the flash chamber 2 is subjected to heat recovery in the discharging process.
The utility model provides a thinking and implementation method of salt water evaporation formula enrichment facility, the concrete application way is many, above only the utility model discloses a preferred embodiment should point out, to the ordinary skilled person in this technical field, not deviating from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements, these improvements should also regard as the utility model discloses a protection scope.
Claims (7)
1. An evaporative brine concentration device, characterized in that: including salt solution circulation system, flash distillation vapour condensing system, weak solution inlet system, concentrated solution discharge system, clear water discharge system, compressor cooling system, salt solution circulation system includes circulating pump (5), flash chamber (2), heating chamber (3) and electric heater (4), be provided with export and import on heating chamber (3), the export of heating chamber (3) is connected with flash chamber (2) through electric heater (4), and flash chamber (2) is connected with the import of heating chamber (3) through circulating pump (5), flash distillation vapour condensing system includes compressor (1), flash chamber (2) and heating chamber (3), flash chamber (2) are connected with compressor (1), be provided with the air inlet on heating chamber (3), compressor (1) is connected with the air inlet of heating chamber (3), the clear water discharge system comprises a heating chamber (3), a water collecting tank (10), a clear water pump (8), a second heat recoverer (12) and a third heat recoverer (13), wherein a water outlet is formed in the heating chamber (3), the heating chamber (3) is connected with the water collecting tank (10) through the water outlet, the water collecting tank (10) is connected with the second heat recoverer (12) through the clear water pump (8), the second heat recoverer (12) is connected with the third heat recoverer (13), the compressor cooling system comprises a cooling pump (9) and a cold water tank (14), the compressor (1) is connected with the cold water tank (14), and the cold water tank (14) is connected with the compressor (1) through the cooling pump (9).
2. The evaporative brine concentration device as claimed in claim 1, wherein: the brine evaporation type concentration device comprises a non-condensable gas discharge system, the non-condensable gas discharge system comprises a heating chamber (3) and a water collecting tank (10), and gas outlets are formed in the heating chamber (3) and the water collecting tank (10).
3. The evaporative brine concentration device as claimed in claim 1, wherein: the dilute solution liquid inlet system comprises a dilute solution pump (6), a first heat recovery device (11), a second heat recovery device (12) and a third heat recovery device (13), wherein the dilute solution pump (6) is connected with the flash evaporation chamber (2) through the first heat recovery device (11), the second heat recovery device (12) and the third heat recovery device (13).
4. The evaporative brine concentration device as claimed in claim 1, wherein: the concentrated solution discharge system comprises a concentrated solution pump (7) and a first heat recovery device (11), and the flash evaporation chamber (2) is connected with the first heat recovery device (11) through the concentrated solution pump (7).
5. The evaporative brine concentration device as claimed in claim 1, wherein: the brine evaporation type concentration device comprises a compressor control system, and the compressor control system is connected with a programmable controller.
6. The evaporative brine concentration device as claimed in claim 2, wherein: and the heating chamber (3) and the water collecting tank (10) are provided with air outlets which are provided with electric exhaust valves.
7. The evaporative brine concentration device as claimed in claim 3, wherein: and the concentrated solution discharged by the first heat recoverer (11) enters a concentrated solution tank for storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021497059.3U CN213112593U (en) | 2020-07-24 | 2020-07-24 | Salt water evaporation type concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021497059.3U CN213112593U (en) | 2020-07-24 | 2020-07-24 | Salt water evaporation type concentration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213112593U true CN213112593U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021497059.3U Active CN213112593U (en) | 2020-07-24 | 2020-07-24 | Salt water evaporation type concentration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213112593U (en) |
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2020
- 2020-07-24 CN CN202021497059.3U patent/CN213112593U/en active Active
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