CN202542891U - Evaporation crystallizer for crystallization of magnesium sulfate solution - Google Patents
Evaporation crystallizer for crystallization of magnesium sulfate solution Download PDFInfo
- Publication number
- CN202542891U CN202542891U CN2011205556881U CN201120555688U CN202542891U CN 202542891 U CN202542891 U CN 202542891U CN 2011205556881 U CN2011205556881 U CN 2011205556881U CN 201120555688 U CN201120555688 U CN 201120555688U CN 202542891 U CN202542891 U CN 202542891U
- Authority
- CN
- China
- Prior art keywords
- crystallization
- vaporizer
- generating apparatus
- evaporator
- vapor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses an evaporation crystallizer for crystallization of a magnesium sulfate solution, which comprises an evaporator, a vapor-liquid separation chamber, a steam jet hot pump and a crystallization generation device, and is characterized in that the evaporator is a shell tube type evaporator, a shell side of the evaporator is connected with the steam jet hot pump, the upper end of a tube side of the evaporator is connected with the vapor-liquid separation chamber, the lower end of the tube side of the evaporator is connected with the crystallization generation device, and an annular baffle plate and a diversion cylinder are arranged in the crystallization generation device. The evaporation crystallizer has the advantages that the steam jet hot pump can be used for changing low-grade secondary steam into high-grade steam, so that steam consumption is saved; a heating pipe of the evaporator, the vapor-liquid separation chamber and the inner surface of the crystallization generation device are polished and have no dead angle; and the evaporator is vertical, material is fed from the bottom of the evaporator, and a plugging phenomenon caused by crystallization of a part of liquid in the evaporator is reduced. The evaporation crystallizer is compact in structure and low in energy consumption, is easy to operate, overcomes defects of easiness in plugging and more cooling-water consumption of the traditional cooling crystallization method, and is suitable for crystallization of magnesium sulfate.
Description
Technical field
The utility model relates to a kind of evaporative crystallizer, is a kind of Adlerika crystalline evaporative crystallizer that is applicable to specifically.Belong to field of inorganic chemical engineering.
Background technology
The working method of tradition sal epsom is a sulfuric acid process, and its crystallization method is the crystallisation by cooling method.Used mold is the cooling crystallizer that has coiled pipe and cooling jacket.Because Adlerika is needed in time to discharge by high temperature (80 ℃) cooling heat release and heat of crystallization, needing bigger heat interchanging area also is that the cooling crystallizer domestic demand is arranged more coiled pipe, but coiled pipe too much can cause the xln of generation to be prone to stop up.The crystallisation by cooling method is produced the water coolant that the MAGNESIUM SULPHATE HEPTAHYDRATE 99.5 required equipment is huge, consume energy greatly, be prone to stop up, especially need labor in a word; When summer, weather was hot; Owing to utilize water cooling tower too little the temperature difference of recirculated water cooling; To such an extent as to required cooling water inflow sharply increases, the situation less than temperature required often appears cooling off in the production scene.
Summary of the invention
The purpose of the utility model is the defective to existing evaporation crystallization equipment, provide a kind of compact construction, energy consumption low, be applicable to sal epsom crystalline evaporative crystallizer.
The technical scheme of the utility model is; A kind of Adlerika crystalline evaporative crystallizer that is applicable to comprises vaporizer, vapor-liquid separation chamber, steam jet heat pump and crystallization generating apparatus, and vaporizer is a shell-and-tube; The shell side of vaporizer is connected with steam jet heat pump; The tube side upper end of vaporizer is connected with vapor-liquid separation chamber, and the tube side lower end of vaporizer is connected with the crystallization generating apparatus, is provided with ring baffle and guide shell in the crystallization generating apparatus.
Aforesaid vaporizer, inside are provided with many generating tubes, constitute shell side between generating tube and the shell wall, constitute tube side in the generating tube, and the vaporizer sidewall is provided with condensation-water drain,
Aforesaid steam jet heat pump, upper end are provided with living steam-in, and the lower end connects the shell side of vaporizer,
Aforesaid vapor-liquid separation chamber, the upper end is provided with the secondary steam pipeline and is connected with the steam jet heat pump sidewall, and the vapor-liquid separation chamber lower end is provided with the liquid phase extraction line, links to each other with the crystallization generating apparatus,
Aforesaid crystallization generating apparatus is a round shape, and barrel is provided with ring baffle, and ring baffle is divided into crystal growth district and settling section with the crystallization generating apparatus; Annular space between baffle plate and barrel is a settling section, and guide shell is established at the middle part in the tube, and guide shell top is than the narrow lower portion broad; Be provided with water screw near lower end in the guide shell; The bottom of crystallization generating apparatus is provided with the magma relief outlet, and the discharging pipeline of crystallization generating apparatus sidewall is connected with the tube side lower end of vaporizer, on the discharging pipeline, is provided with forced circulation pump; Fresh feed liquid inlet is located at before the forced circulation pump, and the bottom of crystallization generating apparatus is provided with pipeline and links to each other with vapor-liquid separation chamber liquid phase extraction line.
The utility model has the advantages that; Steam jet heat pump utilizes high pressure to give birth to steam as propulsion source; The pressure and temperature of the low pressure secondary steam that will separate from vapor-liquid separation chamber improves; Make mixed vapor temperature and pressure reach manufacturing technique requirent, steam can be reused, thereby practiced thrift the energy.
The internal surface of the heating tube of vaporizer and vapor-liquid separation chamber and crystallization generating apparatus is done mirror polish and is handled; No dead angle; Not only make xln separate easily from solution, make that more xln is difficult for stopping up discharge port when continuous or discontinuous operation, guarantee the equipment smooth long term running.Vaporizer is a vertical-type evaporator, and is bottom feed, and this has just reduced the latch up phenomenon that causes at the vaporizer intercrystalline owing to the part feed liquid.
Ring baffle is divided into crystal growth district and settling section with the crystallization generating apparatus; Annular space between baffle plate and wall is a settling section; The stirring influence in this district disappears; It is settlement separate that crystal is able to from mother liquor, has only the excessive crystallite can be with mother liquor outside the displacer of the top of settling section, thereby realized the brilliant control of trace.The guide shell bottom is wide slightly, so more helps the circulation of suspension-s in the crystallization generating apparatus.
There is the propeller pump of a water screw or low lift crystallization generating apparatus inside, forms good cycling condition.
The utility model has overcome existing crystallisation by cooling method and has produced huge, the shortcoming big, that be prone to obstruction, labor water coolant that consumes energy of MAGNESIUM SULPHATE HEPTAHYDRATE 99.5 required equipment, is applicable to sal epsom crystalline evaporative crystallizer.
Description of drawings
Fig. 1 is a kind of Adlerika crystalline evaporative crystallizer organigram that is applicable to
Arrow is represented the flow direction of feed liquid and material in the working process among the figure
1-gives birth to the steam-in; The 2-steam jet heat pump; The 3-vaporizer; The 4-ring baffle; 5-crystallization generating apparatus; The 6-guide shell; The 7-water screw; 8-magma relief outlet; The 9-feeding pipe; The 10-forced circulation pump; The 11-condensation-water drain; 12-vapor-liquid separation chamber liquid phase extraction line; 13-vapor-liquid separation chamber; 14-secondary steam inlet
Embodiment
Below in conjunction with accompanying drawing and specific examples the utility model is described further.
As shown in Figure 1, a kind of Adlerika crystalline evaporative crystallizer that is applicable to comprises vaporizer, vapor-liquid separation chamber, steam jet heat pump and crystallization generating apparatus; The inside of vaporizer 3 is provided with a plurality of generating tubes, is divided into shell side and tube side, and the shell side of vaporizer is connected with steam jet heat pump 2; The tube side upper end of vaporizer is connected with vapor-liquid separation chamber 13; The tube side lower end of vaporizer is connected with crystallization generating apparatus 5, and the vaporizer sidewall is provided with condensation-water drain 11
Living steam-in 1 is established in the steam jet heat pump upper end, and the lower end connects the shell side of vaporizer,
The vapor-liquid separation chamber upper end is provided with secondary steam pipeline 14 and is connected with the steam jet heat pump sidewall, and the vapor-liquid separation chamber lower end is provided with liquid phase extraction line 12, link to each other with the crystallization generating apparatus,
The crystallization generating apparatus is a round shape, and barrel is provided with ring baffle 4, and ring baffle is divided into crystal growth district and settling section with the crystallization generating apparatus; Annular space between baffle plate and barrel is a settling section, and guide shell 6 is established at the middle part in the tube, and guide shell top is than the narrow lower portion broad; Be provided with water screw 7 near lower end in the guide shell; The bottom of crystallization generating apparatus is provided with magma relief outlet 8, and the discharging pipeline of crystallization generating apparatus sidewall is connected with the tube side lower end of vaporizer 3, on the discharging pipeline, is provided with forced circulation pump 10; Fresh feed liquid inlet 9 is located at before the forced circulation pump 10, and the bottom of crystallization generating apparatus has pipeline to link to each other with vapor-liquid separation chamber 13.
The method of use of the utility model is:
The little feed liquid of crystal grain and liquid stock is driven into vaporizer by forced circulation pump tube side of containing of settling section in the crystallization generating apparatus; Carry out heat exchange with the steam through shell side, steam becomes water of condensation is discharged by condensation-water drain, and the vapour of generation, liquid mixed solution get into vapor-liquid separation chamber; After in vapor-liquid separation chamber, separating; Secondary steam gets into steam jet heat pump, and steam jet heat pump improves the pressure and temperature of low pressure secondary steam, and live steam gets into the vaporizer recycling.Liquid phase turns back to the bottom of crystallization generating apparatus again through vapor-liquid separation chamber's liquid phase extraction line.Water screw in the crystallization generating apparatus is with lower rotating speed rotation.Suspension-s rises to liquid-covered in tube under the promotion of water screw, turn to the below then; Flow to crystallization generating apparatus bottom along the circular channel between guide shell and the baffle plate; Be inhaled into the lower end of guide shell again, so circulation endlessly forms the good mixing condition.The magma that reaches concentration is discharged from the bottom discharging mouth of crystallization generating apparatus.
Claims (5)
1. one kind is applicable to Adlerika crystalline evaporative crystallizer; Comprise vaporizer, vapor-liquid separation chamber, steam jet heat pump and crystallization generating apparatus, it is characterized in that vaporizer is a shell-tube type; The shell side of vaporizer is connected with steam jet heat pump; The tube side upper end of vaporizer is connected with vapor-liquid separation chamber, and the tube side lower end of vaporizer is connected with the crystallization generating apparatus, is provided with ring baffle and guide shell in the crystallization generating apparatus.
2. a kind of Adlerika crystalline evaporative crystallizer that is applicable to as claimed in claim 1 is characterized in that vaporizer inside is provided with a plurality of generating tubes, constitutes shell side between generating tube and the shell wall, constitutes tube side in the generating tube, and the vaporizer sidewall is provided with condensation-water drain.
3. a kind of Adlerika crystalline evaporative crystallizer that is applicable to as claimed in claim 1 is characterized in that, the steam jet heat pump upper end is provided with living steam-in, and the lower end connects the shell side of vaporizer.
4. a kind of Adlerika crystalline evaporative crystallizer that is applicable to as claimed in claim 1; It is characterized in that, vapor-liquid separation chamber, the upper end is provided with the secondary steam pipeline and is connected with the steam jet heat pump sidewall; The vapor-liquid separation chamber lower end is provided with the liquid phase extraction line, links to each other with the crystallization generating apparatus.
5. a kind of Adlerika crystalline evaporative crystallizer that is applicable to as claimed in claim 1 is characterized in that the crystallization generating apparatus is a round shape; Barrel is provided with ring baffle, and ring baffle is divided into crystal growth district and settling section with the crystallization generating apparatus, and the annular space between baffle plate and barrel is a settling section; Guide shell is established at the middle part in the tube; Guide shell top is provided with water screw near lower end than the narrow lower portion broad in the guide shell, and the bottom of crystallization generating apparatus is provided with the magma relief outlet; Crystallization generating apparatus sidewall sets out the material pipeline and is connected with the tube side lower end of vaporizer; On the discharging pipeline, establish forced circulation pump, fresh feed liquid outlet is located at before the forced circulation pump, and the bottom of crystallization generating apparatus is provided with pipeline and links to each other with vapor-liquid separation chamber liquid phase extraction line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205556881U CN202542891U (en) | 2011-12-23 | 2011-12-23 | Evaporation crystallizer for crystallization of magnesium sulfate solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205556881U CN202542891U (en) | 2011-12-23 | 2011-12-23 | Evaporation crystallizer for crystallization of magnesium sulfate solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202542891U true CN202542891U (en) | 2012-11-21 |
Family
ID=47163557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205556881U Expired - Fee Related CN202542891U (en) | 2011-12-23 | 2011-12-23 | Evaporation crystallizer for crystallization of magnesium sulfate solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202542891U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215454A (en) * | 2016-09-29 | 2016-12-14 | 益盐堂（应城）健康盐制盐有限公司 | A kind of outer circulation DTB fluidized-bed crystallizer |
| CN106582056A (en) * | 2016-12-26 | 2017-04-26 | 江苏乐科节能科技股份有限公司 | Double-stroke forced circulation type heat exchange and crystallization integrated device and working method thereof |
| CN111189299A (en) * | 2018-11-15 | 2020-05-22 | 慧与发展有限责任合伙企业 | Cooling device, cooling system and pump system for a coolant distribution unit |
-
2011
- 2011-12-23 CN CN2011205556881U patent/CN202542891U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215454A (en) * | 2016-09-29 | 2016-12-14 | 益盐堂（应城）健康盐制盐有限公司 | A kind of outer circulation DTB fluidized-bed crystallizer |
| CN106582056A (en) * | 2016-12-26 | 2017-04-26 | 江苏乐科节能科技股份有限公司 | Double-stroke forced circulation type heat exchange and crystallization integrated device and working method thereof |
| CN111189299A (en) * | 2018-11-15 | 2020-05-22 | 慧与发展有限责任合伙企业 | Cooling device, cooling system and pump system for a coolant distribution unit |
| CN111189299B (en) * | 2018-11-15 | 2023-03-31 | 慧与发展有限责任合伙企业 | Cooling device, cooling system and pump system for a coolant distribution unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100375714C (en) | Process for preparing anhydrous mirabilite by freezing method | |
| CN202542891U (en) | Evaporation crystallizer for crystallization of magnesium sulfate solution | |
| CN104058429A (en) | Method for magnesium sulfate continuous crystallization | |
| CN204873906U (en) | Anti - technology evaporation crystallization device that circulates | |
| CN202983245U (en) | MVR (Mechanical Vapor Recompression) evaporator applicable to concentration of magnesium sulfate solution | |
| CN204057987U (en) | Saltcake continuous seepage freezing and crystallizing device | |
| CN206535220U (en) | The board-like elevating membranes of MVR and forced-circulation evaporation crystal system | |
| CN108341429B (en) | Post-treatment method of black titanium liquid and device used by same | |
| CN204251354U (en) | A kind of energy-saving copper sulfate crystal tripping device | |
| CN208553201U (en) | A kind of crystallizer for ion-exchange-resin process synthesis of bisphenol A | |
| CN202263416U (en) | Monosodium glutamate normal-pressure crystallizing equipment | |
| CN108131966A (en) | Segmented tubulation heat sink in a kind of decomposer | |
| CN205045820U (en) | Potassium perchlorate apparatus for producing | |
| CN111229144A (en) | A kind of device and method for producing carnallite by mixing halogen | |
| CN209270883U (en) | A kind of sodium vanadate Continuous Cooling Crystallization equipment | |
| CN202393258U (en) | Vertical indirect condenser applicable to vacuum evaporation and crystallizing system | |
| CN204563656U (en) | a thickener | |
| CN215137034U (en) | Glauber's salt serialization cooling crystallization equipment | |
| CN203777697U (en) | Continuous crystallizing device with preheaters for ammonium molybdate production | |
| CN102992362B (en) | Process for producing magnesium sulfate via air-cooling crystallization manner | |
| CN202961950U (en) | Double-effect continuous crystallization device | |
| CN102764518A (en) | Salt crystallizer | |
| CN205482503U (en) | High -efficient heat recovery system | |
| CN206793620U (en) | A kind of efficiently crystallization cooling device | |
| CN205917031U (en) | Phosphoric acid refrigeration cycle water vacuum device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20181223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |