CN201952269U - Industrial saline-wastewater mechanical-compression type evaporated crystallization device - Google Patents
Industrial saline-wastewater mechanical-compression type evaporated crystallization device Download PDFInfo
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- CN201952269U CN201952269U CN2010206277674U CN201020627767U CN201952269U CN 201952269 U CN201952269 U CN 201952269U CN 2010206277674 U CN2010206277674 U CN 2010206277674U CN 201020627767 U CN201020627767 U CN 201020627767U CN 201952269 U CN201952269 U CN 201952269U
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Abstract
The utility model discloses an industrial saline-wastewater mechanical-compression type evaporated crystallization device. Industrial saline wastewater at the temperature of 75-80 DEG C is sent into an evaporated crystallizer by the device, secondary steam is sent to a compressor through a steam pipeline, the temperature of the steam is increased after the secondary steam is compressed through the compressor, the steam firstly passes through a condensed water tank, the steam enters a heater through a steam communicating pipe to heat a material, heated material liquid enters an evaporated separator after being boiled and is vaporized to regenerate the secondary steam to repeat the process, and when the saline wastewater reaches a design concentration and a large amount of crystals are precipitated in the crystallizer, crystal slurry is beaten to a centrifuge through a discharging pump to carry out solid-liquid separation to obtain the crystals, and separated mother liquid returns to the evaporated crystallizer for evaporation again. The condensed water pump is started to work and shut down by condensed liquid through an automatic liquid-level control device to achieve the purpose of discharging condensed water. The device is a heating device which can be used for recovering and circularly utilizing heat energy and has a compact structure and a small land-occupied area.
Description
Technical field
The utility model relates to a kind of wastewater treatment equipment, is specifically related to a kind of industrial brine waste mechanical compression type evaporative crystallization device.
Background technology
In the production process of industries such as chemical industry, metallurgy, biotechnology, fine chemistry industry, plating, food, milk, glucose, starch, monosodium glutamate, wood sugar, pharmacy, biotechnology, waste liquid recovery, papermaking, salt manufacturing and environment-friendly engineering, can produce the waste water in Dalian, in these waste water, contain inorganic, organic salt and chemical industry solvent.The thermal source that adopts conventional evaporative crystallization device at present is to adopt saturation steam to come equipment is heated, because government constantly strengthens monitoring of environment, and the rise at full speed of steam price, added a lot of places and a lot of restrictions have been arranged for increasing boiler, there is not the saturation steam thermal source like this, because steam is too expensive, just can't provide the energy and the corresponding device thereof of the brine waste processing of economic environmental protection in other words.Therefore, be necessary the existing evaporative crystallization device that is used for wastewater treatment is improved and transforms.
The utility model content
The purpose of this utility model is to overcome the defective that exists in the prior art, designs a kind of heating unit that heat energy can be carried out recycle and reuse, and this device also should have compact construction, characteristics such as floor space is little.
For achieving the above object, the technical solution of the utility model is a kind of industrial brine waste mechanical compression type evaporative crystallization device of design, it is characterized in that, this device includes crystallizer, the upper side wall of crystallizer is provided with feed-pipe, lower wall is provided with discharge nozzle, the upper end of crystallizer is connected with the evaporation splitter, the upper end of evaporation splitter is connected with the inlet mouth of compressor through vapour line, the air outlet of compressor is connected with the inlet mouth of condensation water pot by the road, the air outlet of condensation water pot is connected with the inlet mouth of well heater by the road, and the air outlet of well heater is connected to the downside of evaporation splitter by the road; The upper liquid outlet of condensation water pot is connected to the downside of well heater by the road, the lower outlet of condensation water pot is connected with the water-in of condensate pump by the road, the water outlet of condensate pump is connected with the rising pipe of water of condensation by the road, and is connected to the last water inlet of condensation water pot by three-way valve and pipeline; Lower end at well heater is provided with fluid inlet, and this feed liquor bore pipeline is connected with the liquid outlet of forced circulation pump, and the fluid inlet of forced circulation pump is connected with the feed-pipe of crystallizer; The discharge nozzle of crystallizer is connected with the import of discharging pump, and the discharging pump outlet is connected with the opening for feed of whizzer by the road, and the outlet material of whizzer is connected with crystal withdrawer and mother liquor recycling pipeline respectively, and the mother liquor recycling pipeline is connected with the feed-pipe of crystallizer again.
In order to reduce the volume of well heater, simplify the structure of well heater, preferable technical scheme is that described well heater is an electric heater.
Be recycled heating for the liquid that makes not vaporization can turn back to crystallization once more in it, preferable technical scheme also comprises, is connected with the liquid returning tube road between described evaporation splitter and crystallizer.
For the ease of the eliminating of raw material in the crystallization control device or clean crystallizer, preferable technical scheme also comprises, is provided with valve on the bottom of described crystallizer and discharging pipeline.
Effectively control for the ease of brilliant, liquid are separated, preferable technical scheme also comprises, the import of institute's discharging pump with export the pipeline that is connected on be provided with valve.
In order to control the discharging of water of condensation effectively, preferable technical scheme also comprises, is provided with valve on the outlet pipeline that described condensate pump connects.
For the ease of this device there being control more easily, preferable technical scheme also comprises, described compressor, well heater, whizzer, condensate pump, forced circulation pump and discharging pump are respectively at being connected with electrical control cubicles, in described electrical control cubicles, be provided with automatic control circuit and manual control circuit, between automatic control circuit and manual control circuit, be provided with transfer lever.
Advantage of the present utility model and beneficial effect are: this device is inorganic applicable to containing in the waste water such as chemical industry, metallurgy, biotechnology, fine chemistry industry, plating, food, environment-friendly engineering, the engineering fields such as suitability for industrialized production of the recovery of organic salt, chemical industry solvent recuperation, inorganic salts.Be applicable to also that simultaneously industries such as milk, glucose, starch, monosodium glutamate, wood sugar, pharmacy, biotechnology, waste liquid recovery, papermaking, salt manufacturing carry out the cryoconcentration operation.
Because the secondary steam that this device is discharged from vaporizer after special compressor compresses, makes the pressure of secondary steam, temperature raise, heat content increases, deliver to well heater then and be used as the heating steam use, can make feed liquid keep boiling state, heating steam itself then is condensed into water.Like this, wanted depleted steam just to be fully utilized originally, reclaimed latent heat, improved thermo-efficiency again, and not only reached the purpose of processing brine waste but also reached purpose of energy saving.
Comparison with traditional evaporation crystallization equipment: this installs compact, and floor space is little, requisite space is also little, can save cooling system again, and is easy and simple to handle, saved the investment of supporting general facilities.Extend evaporation equipment and steam supply for needs, the water supply capacity deficiency, the existing factory that the space is insufficient, particularly low-temperature evaporation need the occasion of refrigerated water condensation, can receive and not only reduce investment outlay but also obtain energy-saving effect preferably.
Its maximum advantage is energy-conservation, adopt the evaporative crystallization device of compression process, the power consumption of 1 ton of water of its every evaporation is 61kwh, heat of equal value according to the 1kwh electricity is a 0.404kg mark coal, according to pressure is that the heat of equal value of the 1kg steam of 0.4～1.0Mpa is that 0.145kg mark coal calculates, adopt the heat of equal value of compressor formula evaporative crystallization device to be: 0.404kg * 61kwh * 7200 are hour (according to annual 300 working dayss, calculated in promptly annual 7200 hours)=177.4 tons of standard coals, if adopt more energy-conservation traditional triple effect evaporation crystallizer at present, its steam consumption ratio is 0.4, the heat of equal value that is then consumed is: 0.145kg * 0.4 * 7200 hour=417.6 tons of standard coals, from above-mentioned data as can be seen, adopt the evaporative crystallization device of compression process than adopting traditional triple effect evaporation crystallization apparatus can save 57.52% standard coal.
If relatively according to working cost, the whole year operation expense that adopts the evaporative crystallization device of compression process is that 0.844 yuan/kwh (calculating according to the geographic electricity price for industrial uses in Jiangyin, Jiangsu) * 61kwh * 7200 are hour (according to annual 300 working dayss, calculated in promptly annual 7200 hours)=37.06848 ten thousand yuan, if adopt more energy-conservation traditional triple effect evaporation crystallizer at present, its steam consumption ratio is 0.4, be that 1 ton of water of every evaporation needs 0.4 ton of steam, so, its annual operating cost is that 220 yuan of/ton (selling the steam average price according to the geographic power plant in Jiangyin, Jiangsu calculates) * 0.4t/h * 7200 are hour (according to annual 300 working dayss, calculated in promptly annual 7200 hours)=63.36 ten thousand yuan, 41.5% working cost then can be saved.
Description of drawings
Fig. 1 is the system construction drawing of the utility model industry brine waste mechanical compression type evaporative crystallization device.
Among the figure: 1, condensate pump; 2, forced circulation pump; 3, compressor; 4, condensation water pot; 5, well heater; 6, vapour line; 7, evaporation splitter; 8, feed-pipe; 9, crystallizer; 10, discharging pump; 11, whizzer; 14, discharge nozzle; 16, three-way valve; 12,13,15,17,18, valve.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
Embodiment 1
The utility model is a kind of industrial brine waste mechanical compression type evaporative crystallization device, this device includes crystallizer 9, the upper side wall of crystallizer 9 is provided with feed-pipe 8, lower wall is provided with discharge nozzle 14, be connected with evaporation splitter 7 in the upper end of crystallizer 9, upper end at evaporation splitter 7 is connected through the inlet mouth of vapour line 6 with compressor 3, the air outlet of compressor 3 is connected with the inlet mouth of condensation water pot 4 by the road, the air outlet of condensation water pot 4 is connected with the inlet mouth of well heater 5 by the road, and the air outlet of well heater 5 is connected to the downside of evaporation splitter 7 by the road; The upper liquid outlet of condensation water pot 4 is connected to the downside of well heater 5 by the road, the lower outlet of condensation water pot 4 is connected with the water-in of condensate pump 1 by the road, the water outlet of condensate pump 1 is connected with the rising pipe of water of condensation by the road, and is connected to the last water inlet of condensation water pot 4 by three-way valve 16 and pipeline; Lower end at well heater 5 is provided with fluid inlet, and this feed liquor bore pipeline is connected with the liquid outlet of forced circulation pump 2, and the fluid inlet of forced circulation pump 2 is connected with the feed-pipe 8 of crystallizer 9; The discharge nozzle 14 of crystallizer 9 is connected with the import of discharging pump 10, the outlet of discharging pump 10 is connected with the opening for feed of whizzer 11 by the road, the outlet material of whizzer 11 is connected with crystal withdrawer and mother liquor recycling pipeline respectively, and the mother liquor recycling pipeline is connected with the feed-pipe 8 of crystallizer 9 again.
The utility model is simplified the structure of well heater in order to reduce the volume of well heater, and preferred embodiment is that described well heater 5 is an electric heater.
The utility model is recycled heating for the liquid that makes not vaporization can turn back to crystallization in it once more, and preferred embodiment also comprises, is connected with the liquid returning tube road between described evaporation splitter 7 and crystallizer 9.
The utility model is for the ease of the eliminating of raw material in the crystallization control device or clean crystallizer, and preferred embodiment also comprises, is provided with valve 15 on the bottom of described crystallizer 9 and discharging pipeline.
The utility model is effectively controlled for the ease of brilliant, liquid are separated, and preferred embodiment also comprises, the import of institute's discharging pump 10 with export the pipeline that is connected on be provided with valve 12,13.
The utility model is in order to control the discharging of water of condensation effectively, and preferred embodiment also comprises, is provided with valve 17,18 on the outlet pipeline that described condensate pump 1 connects.
The utility model is for the ease of there being control more easily to this device, the preferred embodiment case also comprises, described compressor 3, well heater 5, whizzer 11, condensate pump 1, forced circulation pump 2 and discharging pump 10 are respectively at being connected with electrical control cubicles, in described electrical control cubicles, be provided with automatic control circuit and manual control circuit, between automatic control circuit and manual control circuit, be provided with transfer lever.
The principle of work explanation of the utility model industry brine waste mechanical compression type evaporative crystallization device:
Industry brine waste feeding temperature is 75 ℃～80 ℃, enter in the evaporative crystallizer 9, secondary steam enters secondary steam pipeline 6 and arrives compressor 3, after secondary steam compresses through compressor 3, its vapor temperature raises, earlier by condensation water pot 4, steam enters 5 pairs of materials of well heater by the vapor communication pipe and heats, enter vapor seperator 4 and the new secondary steam of vaporization generation after the feed liquid boiling after being heated, new secondary steam enters compressor 3 once more, repeat said process, when brine waste reaches design concentration and mass crystallization is separated out in crystallizer 9, by discharging pump 10 magma is got to whizzer 11 and carry out solid-liquid separation, obtain crystal, isolating mother liquor returns evaporative crystallizer 9 and evaporates once more.Phlegma starts, closes condensate pump 1 by automatic fluid level control device works, and reaches the purpose of discharging water of condensation.
The control of this device has two kinds of the PLC full automatic control of manual control and man-machine interface according to customer requirements.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. industrial brine waste mechanical compression type evaporative crystallization device, it is characterized in that, this device includes crystallizer, the upper side wall of crystallizer is provided with feed-pipe, lower wall is provided with discharge nozzle, the upper end of crystallizer is connected with the evaporation splitter, the upper end of evaporation splitter is connected with the inlet mouth of compressor through vapour line, the air outlet of compressor is connected with the inlet mouth of condensation water pot by the road, the air outlet of condensation water pot is connected with the inlet mouth of well heater by the road, and the air outlet of well heater is connected to the downside of evaporation splitter by the road; The upper liquid outlet of condensation water pot is connected to the downside of well heater by the road, the lower outlet of condensation water pot is connected with the water-in of condensate pump by the road, the water outlet of condensate pump is connected with the rising pipe of water of condensation by the road, and is connected to the last water inlet of condensation water pot by three-way valve and pipeline; Lower end at well heater is provided with fluid inlet, and this feed liquor bore pipeline is connected with the liquid outlet of forced circulation pump, and the fluid inlet of forced circulation pump is connected with the feed-pipe of crystallizer; The discharge nozzle of crystallizer is connected with the import of discharging pump, and the discharging pump outlet is connected with the opening for feed of whizzer by the road, and the outlet material of whizzer is connected with crystal withdrawer and mother liquor recycling pipeline respectively, and the mother liquor recycling pipeline is connected with the feed-pipe of crystallizer again.
2. industrial brine waste mechanical compression type evaporative crystallization device as claimed in claim 1 is characterized in that described well heater is an electric heater.
3. industrial brine waste mechanical compression type evaporative crystallization device as claimed in claim 1 is characterized in that, is connected with the liquid returning tube road between described evaporation splitter and crystallizer.
4. industrial brine waste mechanical compression type evaporative crystallization device as claimed in claim 1 is characterized in that, is provided with valve on the bottom of described crystallizer and discharging pipeline.
5. industrial brine waste mechanical compression type evaporative crystallization device as claimed in claim 1 is characterized in that, is provided with valve on the import of institute's discharging pump and pipeline that outlet is connected.
6. industrial brine waste mechanical compression type evaporative crystallization device as claimed in claim 1 is characterized in that, is provided with valve on the outlet pipeline that described condensate pump connects.
7. industrial brine waste mechanical compression type evaporative crystallization device as claimed in claim 1, it is characterized in that, described compressor, well heater, whizzer, condensate pump, forced circulation pump and discharging pump are respectively at being connected with electrical control cubicles, in described electrical control cubicles, be provided with automatic control circuit and manual control circuit, between automatic control circuit and manual control circuit, be provided with transfer lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206277674U CN201952269U (en) | 2010-11-29 | 2010-11-29 | Industrial saline-wastewater mechanical-compression type evaporated crystallization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206277674U CN201952269U (en) | 2010-11-29 | 2010-11-29 | Industrial saline-wastewater mechanical-compression type evaporated crystallization device |
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| CN201952269U true CN201952269U (en) | 2011-08-31 |
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| CN2010206277674U Expired - Lifetime CN201952269U (en) | 2010-11-29 | 2010-11-29 | Industrial saline-wastewater mechanical-compression type evaporated crystallization device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380226A (en) * | 2011-09-07 | 2012-03-21 | 安徽金禾实业股份有限公司 | Acesulfame sugar water concentration method |
| CN102772907A (en) * | 2012-06-29 | 2012-11-14 | 常州环生科创石墨设备有限公司 | Continuous extracting, crystalizing and evaporating equipment |
| CN103007553A (en) * | 2012-12-05 | 2013-04-03 | 中国科学院理化技术研究所 | Mechanical steam recompression continuous evaporative crystallization system and mechanical steam recompression continuous evaporative crystallization method |
| CN103007561A (en) * | 2012-12-17 | 2013-04-03 | 西王药业有限公司 | Concentration production technology for glucose liquid |
| CN103539301A (en) * | 2013-03-27 | 2014-01-29 | 四川川工泵业有限公司 | Vehicle-mounted mobile brine wastewater zero discharging treatment device |
| CN109465229A (en) * | 2018-12-25 | 2019-03-15 | 宜宾维特瑞安科技有限公司 | A kind of high-temperature molten salt clean and reuse system |
| CN114849258A (en) * | 2022-06-07 | 2022-08-05 | 北京生态岛科技有限责任公司 | Double-effect evaporator |
-
2010
- 2010-11-29 CN CN2010206277674U patent/CN201952269U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380226A (en) * | 2011-09-07 | 2012-03-21 | 安徽金禾实业股份有限公司 | Acesulfame sugar water concentration method |
| CN102772907A (en) * | 2012-06-29 | 2012-11-14 | 常州环生科创石墨设备有限公司 | Continuous extracting, crystalizing and evaporating equipment |
| CN103007553A (en) * | 2012-12-05 | 2013-04-03 | 中国科学院理化技术研究所 | Mechanical steam recompression continuous evaporative crystallization system and mechanical steam recompression continuous evaporative crystallization method |
| CN103007553B (en) * | 2012-12-05 | 2015-11-11 | 中国科学院理化技术研究所 | A kind of function of mechanical steam recompression continuous evaporative crystallization system and method |
| CN103007561A (en) * | 2012-12-17 | 2013-04-03 | 西王药业有限公司 | Concentration production technology for glucose liquid |
| CN103007561B (en) * | 2012-12-17 | 2014-09-17 | 西王药业有限公司 | Concentration production technology for glucose liquid |
| CN103539301A (en) * | 2013-03-27 | 2014-01-29 | 四川川工泵业有限公司 | Vehicle-mounted mobile brine wastewater zero discharging treatment device |
| CN109465229A (en) * | 2018-12-25 | 2019-03-15 | 宜宾维特瑞安科技有限公司 | A kind of high-temperature molten salt clean and reuse system |
| CN114849258A (en) * | 2022-06-07 | 2022-08-05 | 北京生态岛科技有限责任公司 | Double-effect evaporator |
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Granted publication date: 20110831 |
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