CN203428934U - Concentrating and crystallizing system of copper sulfate solution - Google Patents
Concentrating and crystallizing system of copper sulfate solution Download PDFInfo
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- CN203428934U CN203428934U CN201320444990.9U CN201320444990U CN203428934U CN 203428934 U CN203428934 U CN 203428934U CN 201320444990 U CN201320444990 U CN 201320444990U CN 203428934 U CN203428934 U CN 203428934U
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- separator
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- preheater
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Abstract
The utility model discloses a concentrating and crystallizing system of a copper sulfate solution. The concentrating and crystallizing system comprises an evaporating system and a crystallizing and separating system, wherein the evaporating system comprises a buffer adjusting tank, a preheater, a main heat exchanger, a separator and a vapor compressor, and also comprises a cooling water tank; the crystallizing and separating system comprises a cooler crystallizer and a centrifugal machine which are connected at the discharge end of the separator through a discharge pump. Due to self circulation of the main heat exchanger and the separator, the compressor is used for compressing and crystallizing secondary vapor discharged by the separator, the compressed secondary vapor is used as heating vapor to realize the purpose of evaporation and concentration, so that the energy source is saved, the cost is lowered, and the production efficiency is improved.
Description
Technical field
The utility model relates to the condensing crystal technical field of solution, is specifically related to a kind of condensing crystal system of copper-bath.
Background technology
Copper sulfate is one of important industrial chemicals, be widely used in making paints, dyestuff, electrolytic industry, agricultural and, in the deep processing industries of the industry such as feed and mantoquita.The copper-containing wastewater and the copper-contained sludge that in country's Hazardous Waste List, are numbered HW22 mainly result from non-ferrous metal selecting and purchasing and smelting process, and metal plastic is electroplated, the industries such as copper compound production technique.
Area, Pearl River Delta, Guangdong one band is mainly to recycle to produce copper sulfate and series product when carrying out copper-containing wastewater processing at present, but the pH of copper-bath is at 3-4, and owing to introducing chlorion in production technique, adopt evaporating and concentrating process, steam consumption is high, and copper-bath is very serious to the corrosion of material.Based on this, copper-bath treatment process is studied, adopt evaporation technology to evaporate, equipment material is selected corrosion resistant titanium material.Wherein, the device of multiple-effect evaporation is used comparatively general.But in recent years, along with the rise at full speed of steam price, the energy consumption of this kind of evaporative process also makes vast business burden sharply increase, therefore, in the urgent need to finding a kind of energy-efficient evaporated crystallization device.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of condensing crystal system of sour copper solutions, by the self-circulation between main heat exchanger and separator, the secondary steam that adopts compressor compresses crystal separator to give off, is used the secondary steam after compression to use as heating steam, realizes the object of evaporation concentration, realize the object of evaporation concentration, thereby save energy, reduces costs, and enhances productivity.
For addressing the above problem, the technical scheme that the utility model adopts is as follows:
A condensing crystal system, it comprises vapo(u)rization system and Crystallization Separation system;
Described vapo(u)rization system comprises dash adjustment tank, preheater, main heat exchanger, separator and vapour compressor, also comprises chilled water tank; Described dash adjustment tank, preheater, main heat exchanger connect by tubing successively, and the transfusion pipeline section between dash adjustment tank and preheater is provided with fresh feed pump; The vapour outlet of separator connects the inlet mouth of vapour compressor by one section of pneumatic tube, the air outlet of vapour compressor is communicated with main heat exchanger, and the condensation-water drain of main heat exchanger connects chilled water tank by hydraulic pipe; Being provided with the first loop that copper-bath is circulated between separator and main heat exchanger between separator and main heat exchanger, on the first loop, be provided with recycle pump; Concentrated solution after separator separation is entered in main heat exchanger and to be entered into separator after heat exchange again and evaporate and isolate concentrated solution by recycle pump, and concentrated solution circulates between main heat exchanger and separator by the first loop;
Described Crystallization Separation system comprises cooling crystallizer, whizzer, and cooling crystallizer and whizzer are connected to the discharge end of separator by a discharging pump.
The utility model can also pass through following scheme implementation:
As a kind of preferred scheme that has of the present utility model, described chilled water tank is provided with cooling water outlet, and the feed-water end of a distilled water pump is connected to the cooling water outlet of chilled water tank by hydraulic pipe, and the water side of distilled water pump is connected on preheater.
As a kind of preferred scheme that has of the present utility model, described whizzer and separator between be provided with second servo loop, second servo loop is provided with mother liquor pump, the mother liquor after centrifugal in whizzer is pumped in separator and circulates through mother liquor.
As a kind of preferred scheme that has of the present utility model, the condensation-water drain of described preheater is connected with rising pipe.
Compared to existing technology, the beneficial effects of the utility model are:
1. the condensing crystal energy saving of system effect highly significant of copper-bath described in the utility model, energy consumption is equivalent to 10 effect main heat exchangers;
2. the condensing crystal system of copper-bath described in the utility model does not need fresh steam heating, only needs suitable electric energy just can maintain normally carrying out of evaporation
3. the condensing crystal system of copper-bath described in the utility model is because well heater is simultaneously again the condenser of secondary steam, thus not only do not need other condenser, and without recirculated cooling water;
4. the condensing crystal system floor space of copper-bath described in the utility model is few, and operator are few, and supporting general facilities project is few;
5. the condensing crystal system operation of copper-bath described in the utility model is more reliable and more stable, and total system can be made configuration and control, increasingly automated.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model preferred implementation.
Embodiment
As shown in Figure 1, the condensing crystal system of copper-bath described in the utility model, it comprises vapo(u)rization system and Crystallization Separation system;
Described vapo(u)rization system comprises dash adjustment tank 1, preheater 3, main heat exchanger 4, separator 5 and vapour compressor 6, also comprises chilled water tank 8; Described dash adjustment tank 1, preheater 3, main heat exchanger 4 connect by tubing successively, and the transfusion pipeline section between dash adjustment tank 1 and preheater 3 is provided with fresh feed pump 2; The vapour outlet of separator 5 connects the inlet mouth of vapour compressor 6 by one section of pneumatic tube, the air outlet of vapour compressor 6 is communicated with main heat exchanger 4, and the condensation-water drain of main heat exchanger 4 connects chilled water tank 8 by hydraulic pipe; Being provided with the first loop that copper-bath is circulated between separator 5 and main heat exchanger 4 between separator 5 and main heat exchanger 4, on the first loop, be provided with recycle pump 7; Concentrated solution after separator 5 separation is entered in main heat exchanger 4 and to be entered into separator 5 after heat exchange again and evaporate and isolate concentrated solution by recycle pump 7, and concentrated solution passes through the first loop and circulates between main heat exchanger 4 and separator 5;
Described Crystallization Separation system comprises cooling crystallizer 11, whizzer 12, and cooling crystallizer 11 and whizzer 12 are connected to the discharge end of separator 5 by a discharging pump 10.
Adopt the technique of system condensing crystal copper sulfate described in the utility model as follows: copper-bath is sent into and regulated in dash adjustment tank 1, and copper sulfate stoste pumps in preheater 3 and preheater 3 and produces heat exchange through fresh feed pump 2, and temperature rises after preheater 3; Copper-bath after preheating enters into main heat exchanger 4, and circulate in main heat exchanger 4 and separator 5 by recycle pump 7, in main heat exchanger 4 with heating steam heat exchange, the copper-bath that absorbs heat enters flash distillation in separator 5, and isolate secondary steam and concentrated solution, secondary steam enters vapour compressor 6 from separator 5 vapour outlets, and after the adiabatic compression of vapour compressor 6, temperature and pressure gets a promotion; Secondary steam after increasing temperature and pressure enters main heat exchanger 4 and copper-bath heat exchange as heating steam, is condensed into water, and enters chilled water tank 8 after heat release; The copper-bath that absorbs heat enters in separator 5 flash distillation and isolates secondary steam and concentrated solution, the concentration of copper-bath reaches 46% and through discharging pump 10, pumps into crystallisation by cooling in cooling crystallizer 11 when above, then through whizzer 12, isolates copper sulfate crystal.
The utility model can also pass through following scheme implementation:
As a kind of preferred scheme that has of the present utility model, described chilled water tank 8 is provided with cooling water outlet, and the feed-water end of a distilled water pump 9 is connected to the cooling water outlet of chilled water tank 8 by hydraulic pipe, and the water side of distilled water pump 9 is connected on preheater 3.Because water out from chilled water tank 8 also has certain temperature, if directly discharge can cause the waste of thermal source, the water in chilled water tank 8 is incorporated in preheater 3, can be used as the thermal source of preheater 3, thereby reach the object that makes full use of heat.
As a kind of preferred scheme that has of the present utility model, described whizzer 12 and separator 5 between be provided with second servo loop, second servo loop is provided with mother liquor pump 13, the mother liquor after centrifugal in whizzer 12 is sent to circulation in separator 5 through mother liquor pump 13.In mother liquor after separation, also may contain copper sulfate, directly discharge may cause copper sulfate to reclaim not exclusively, discharge after stain environment, therefore design after second servo loop, mother liquor enters into separator by second servo loop, and then between separator and main heat exchanger, circulation is concentrated, reaches after predetermined concentration Crystallization Separation again, so circulation, finally realizes the recovery completely of copper sulfate.
As a kind of preferred scheme that has of the present utility model, the condensation-water drain of described preheater 3 is connected with rising pipe.Finally by the water of condensation of crossing after preheater hot exchange, through rising pipe, discharge.
Above-mentioned embodiment is only preferred implementation of the present utility model; can not limit with this scope of the utility model protection, the variation of any unsubstantiality that those skilled in the art does on basis of the present utility model and replacement all belong to the utility model scope required for protection.
Claims (4)
1. a condensing crystal system for copper-bath, is characterized in that: it comprises vapo(u)rization system and Crystallization Separation system;
Described vapo(u)rization system comprises dash adjustment tank, preheater, main heat exchanger, separator and vapour compressor, also comprises chilled water tank; Described dash adjustment tank, preheater, main heat exchanger connect by tubing successively, and the transfusion pipeline section between dash adjustment tank and preheater is provided with fresh feed pump; The vapour outlet of separator connects the inlet mouth of vapour compressor by one section of pneumatic tube, the air outlet of vapour compressor is communicated with main heat exchanger, and the condensation-water drain of main heat exchanger connects chilled water tank by hydraulic pipe; Being provided with the first loop that copper-bath is circulated between separator and main heat exchanger between separator and main heat exchanger, on the first loop, be provided with recycle pump; Concentrated solution after separator separation is entered in main heat exchanger and to be entered into separator after heat exchange again and evaporate and isolate concentrated solution by recycle pump, and concentrated solution circulates between main heat exchanger and separator by the first loop;
Described Crystallization Separation system comprises cooling crystallizer, whizzer, and cooling crystallizer and whizzer are connected to the discharge end of separator by a discharging pump.
2. the condensing crystal system of copper-bath according to claim 1, it is characterized in that: described chilled water tank is provided with cooling water outlet, the feed-water end of distilled water pump is connected to the cooling water outlet of chilled water tank by hydraulic pipe, the water side of distilled water pump is connected on preheater.
3. the condensing crystal system of copper-bath according to claim 1, it is characterized in that: described whizzer and separator between be provided with second servo loop, second servo loop is provided with mother liquor pump, and the mother liquor after centrifugal in whizzer is pumped in separator and circulates through mother liquor.
4. the condensing crystal system of copper-bath according to claim 1, is characterized in that: the condensation-water drain of described preheater is connected with rising pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320444990.9U CN203428934U (en) | 2013-07-24 | 2013-07-24 | Concentrating and crystallizing system of copper sulfate solution |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320444990.9U CN203428934U (en) | 2013-07-24 | 2013-07-24 | Concentrating and crystallizing system of copper sulfate solution |
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| CN203428934U true CN203428934U (en) | 2014-02-12 |
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| CN201320444990.9U Expired - Lifetime CN203428934U (en) | 2013-07-24 | 2013-07-24 | Concentrating and crystallizing system of copper sulfate solution |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977582A (en) * | 2014-05-12 | 2014-08-13 | 江西众合装备技术有限公司 | Copper sulfate double-effect automatic plate-type vacuum evaporation device |
| CN104474729A (en) * | 2014-12-10 | 2015-04-01 | 云南昆船电子设备有限公司 | Double-effect concentrator with forced circulation |
| CN105036441A (en) * | 2015-07-22 | 2015-11-11 | 深圳市捷晶能源科技有限公司 | Concentration crystallization device for carnallite waste water |
| CN105031965A (en) * | 2015-07-22 | 2015-11-11 | 深圳市捷晶能源科技有限公司 | Zero-emission evaporation and crystallization device |
| CN105036440A (en) * | 2015-07-22 | 2015-11-11 | 深圳市捷晶能源科技有限公司 | Concentration and crystallization device for nickel sulfate waste water |
| CN105174334A (en) * | 2015-08-28 | 2015-12-23 | 深圳市捷晶能源科技有限公司 | Evaporation and concentration system for medical wastewater |
| CN105413204A (en) * | 2015-11-19 | 2016-03-23 | 湖南力泓新材料科技股份有限公司 | Heat-cycle mechanical-compression evaporating device and method for preparing zinc sulfate through the same |
| CN106166401A (en) * | 2016-08-16 | 2016-11-30 | 广西联壮科技股份有限公司 | Combined type barium sulfate crystallization apparatus |
| CN109437330A (en) * | 2018-12-29 | 2019-03-08 | 广州市迈源科技有限公司 | A kind of cobalt chloride solution processing system and cobalt chloride solution processing method |
| CN109824198A (en) * | 2019-03-13 | 2019-05-31 | 苏州希图环保科技有限公司 | A kind of oil-containing high-salt wastewater processing system and technique |
| CN110372053A (en) * | 2019-07-23 | 2019-10-25 | 中国科学院广州能源研究所 | A kind of brine waste total system and its processing method |
| CN110386631A (en) * | 2019-07-23 | 2019-10-29 | 中国科学院广州能源研究所 | A kind of high-efficiency evaporating and crystallizing processing system and its processing method |
-
2013
- 2013-07-24 CN CN201320444990.9U patent/CN203428934U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977582B (en) * | 2014-05-12 | 2016-02-17 | 江西众合装备技术有限公司 | Copper sulphate two imitates full automatic plate type vacuum evaporator |
| CN103977582A (en) * | 2014-05-12 | 2014-08-13 | 江西众合装备技术有限公司 | Copper sulfate double-effect automatic plate-type vacuum evaporation device |
| CN104474729A (en) * | 2014-12-10 | 2015-04-01 | 云南昆船电子设备有限公司 | Double-effect concentrator with forced circulation |
| CN105036441A (en) * | 2015-07-22 | 2015-11-11 | 深圳市捷晶能源科技有限公司 | Concentration crystallization device for carnallite waste water |
| CN105031965A (en) * | 2015-07-22 | 2015-11-11 | 深圳市捷晶能源科技有限公司 | Zero-emission evaporation and crystallization device |
| CN105036440A (en) * | 2015-07-22 | 2015-11-11 | 深圳市捷晶能源科技有限公司 | Concentration and crystallization device for nickel sulfate waste water |
| CN105174334A (en) * | 2015-08-28 | 2015-12-23 | 深圳市捷晶能源科技有限公司 | Evaporation and concentration system for medical wastewater |
| CN105413204B (en) * | 2015-11-19 | 2018-01-02 | 湖南力泓新材料科技股份有限公司 | Thermal cycle machinery Compression Evaporation device and the method that zinc sulfate is prepared using the device |
| CN105413204A (en) * | 2015-11-19 | 2016-03-23 | 湖南力泓新材料科技股份有限公司 | Heat-cycle mechanical-compression evaporating device and method for preparing zinc sulfate through the same |
| CN106166401A (en) * | 2016-08-16 | 2016-11-30 | 广西联壮科技股份有限公司 | Combined type barium sulfate crystallization apparatus |
| CN106166401B (en) * | 2016-08-16 | 2018-03-16 | 广西纺源医疗科技有限公司 | Combined type barium sulfate crystallization apparatus |
| CN109437330A (en) * | 2018-12-29 | 2019-03-08 | 广州市迈源科技有限公司 | A kind of cobalt chloride solution processing system and cobalt chloride solution processing method |
| CN109824198A (en) * | 2019-03-13 | 2019-05-31 | 苏州希图环保科技有限公司 | A kind of oil-containing high-salt wastewater processing system and technique |
| CN110372053A (en) * | 2019-07-23 | 2019-10-25 | 中国科学院广州能源研究所 | A kind of brine waste total system and its processing method |
| CN110386631A (en) * | 2019-07-23 | 2019-10-29 | 中国科学院广州能源研究所 | A kind of high-efficiency evaporating and crystallizing processing system and its processing method |
| CN110386631B (en) * | 2019-07-23 | 2022-02-18 | 中国科学院广州能源研究所 | Efficient evaporative crystallization treatment system and treatment method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |