CN203469527U - Multistage high-efficiency titanium liquid vacuum crystallization device - Google Patents
Multistage high-efficiency titanium liquid vacuum crystallization device Download PDFInfo
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- CN203469527U CN203469527U CN201320535719.6U CN201320535719U CN203469527U CN 203469527 U CN203469527 U CN 203469527U CN 201320535719 U CN201320535719 U CN 201320535719U CN 203469527 U CN203469527 U CN 203469527U
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Abstract
The utility model discloses a multistage high-efficiency titanium liquid vacuum crystallization device including a crystallization tank (1), a main steam jet vacuum pump (2), vacuum condensers (3, 5), an auxiliary steam jet vacuum pump (4) and a mechanical vacuum pump (6), the main steam jet vacuum pump (2) is connected with a gas discharge port (7) on the top of the crystallization tank, and the main steam jet vacuum pump (2), the vacuum condenser (3), the auxiliary steam jet vacuum pump (4), the vacuum condenser (5) and the mechanical vacuum pump (6) are connected in series by pipes. Compared with traditional vacuum crystallization devices, the multistage high-efficiency titanium liquid vacuum crystallization device adopts three-stage series connection of the main steam jet vacuum pump, the auxiliary steam jet vacuum pump and the mechanical vacuum pump to form a vacuum system, solves the problems that the vacuum degree of a titanium liquid vacuum crystallization process cannot reach process requirements, the production efficiency is low and the energy consumption is high, and is applicable to titanium liquid vacuum crystallization operations.
Description
Technical field
The utility model relates to a kind of device of the vacuum crystallization for titanium liquid.Especially a kind of multi-stage, efficient titanium liquid vacuum crystallization device.
Background technology
The vacuum crystallization of titanium liquid, refer under vacuum state by the titanium liquid that contains ferrous sulfate of heat under adiabatic condition by the crystallization of ferrous sulfate vacuum cooled.Titanium liquid is placed in to crystallizing tank, utilizes the mode of flash distillation to cause violent boiling, make steam from crystallizing tank top, discharge and enter injector or other vacuum equipments, moisture evaporation causes titanium liquid flash concentration in crystallizing tank.By vaporization, take away part heat, titanium liquid temp is reduced, thereby cause the ferrous sulfate crystallization in titanium liquid to be separated out simultaneously.Moisture continues evaporation, and the degree of supersaturation of titanium liquid also constantly increases, and ferrous sulfate is separated out with the ferrous sulfate heptahydrate crystal form that contains seven crystallizations water.The advantage of vacuum crystallization is simple structure, and solution is that adiabatic evaporation is cooling, does not need heat-transfer area, has avoided crystal coalescent on heat-transfer area, and production capacity is larger.
In prior art, the vacuum crystallization device of titanium liquid is comprised of crystallizing tank and vacuum condenser, water ring vacuum pump.Feed liquid pumps into crystallizing tank by feedstock pump, and crystallizing tank is connected with vacuum condenser, forms vacuum and concentrate under the suction of the water ring vacuum pump in vacuum condenser, has that efficiency is low, high shortcoming consumes energy.
Summary of the invention
The purpose of this utility model is to provide a kind of multi-stage, efficient vacuum crystallization device, can overcome the above-mentioned shortcoming of traditional vacuum crystallization apparatus, has solved that production efficiency in titanium liquid vacuum crystallization process is low, high problem consumes energy.
The technical solution adopted in the utility model is:
This multi-stage, efficient titanium liquid vacuum crystallization device, comprises crystallizing tank, main steam ejector vacuum pump, vacuum condenser, auxiliary steam ejector vacuum pump and oil-sealed rotary pump, and main steam jet pump is connected with the exhaust outlet at crystallizing tank top; Main steam ejector vacuum pump, vacuum condenser, auxiliary steam ejector vacuum pump, vacuum condenser are connected with series system by pipeline successively with oil-sealed rotary pump.
Crystallizing tank is vertically installed, and middle part is provided with charging aperture, and bottom is provided with discharge gate, and back taper part in bottom is also provided with vibration stirring device.
Preferably, crystallizing tank is cone round-ended cylinder structure.
Further, the back taper angle at the crystallizing tank cone end is 30-60 degree.
Preferably, oil-sealed rotary pump is water ring pump.
Compare with traditional vacuum crystallization device, this multi-stage, efficient vacuum crystallization device has adopted main steam jet pump, the mode of auxiliary steam jet pump and three grades of series connection of oil-sealed rotary pump, main steam jet pump is as the active force of taking system water steam away, after main steam jet pump, add a condenser, the 60-80% water vapour that condenser is extracted main steam jet pump out is cooled to condensed water and discharges, auxiliary steam jet pump is as the auxiliary power of taking steam away, after auxiliary steam jet pump, connect condenser pipe, the 10-20% steam that auxiliary steam jet pump is extracted out is cooled to condensed water.At main steam jet pump, be connected water ring vacuum pump with after auxiliary steam jet pump, utilize that advantage that oil-sealed rotary pump rate of air sucked in required is large reveals the incoagulability gas of system, system with titanium liquid in the air that dissolves, and remaining steam is drained.Main steam ejector vacuum pump, auxiliary steam ejector vacuum pump and three grades of tandem workings of oil-sealed rotary pump, provide subnormal ambient, meets desired vacuum degree condition in titanium liquid vacuum crystallization technique.
By main steam ejector vacuum pump, auxiliary steam ejector vacuum pump and three grades of vacuum systems that are in series of oil-sealed rotary pump, solve in titanium liquid vacuum crystallization technique vacuum and do not reached technological requirement, production efficiency is low, energy consumption is a high difficult problem.Be applicable to chemical products especially in the vacuum crystallization operation of titanium liquid.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and the specific embodiment of the present utility model, the utility model is described in more detail.
Fig. 1 is structural representation of the present utility model.
Fig. 1 label table is shown: 1-crystallizing tank, and 2-main injection pump, 3-condenser, 4-secondary injection pump, 5-condenser, 6-oil-sealed rotary pump, 7-exhaust outlet, 8-shakes agitating device, 9-charging aperture.
The specific embodiment
As shown in Figure 1, this multi-stage, efficient titanium liquid vacuum crystallization device, comprise crystallizing tank 1, main steam ejector vacuum pump 2, vacuum condenser 3 and 5, auxiliary steam ejector vacuum pump 4, oil-sealed rotary pump 6, described main steam jet pump 2 is connected with crystallizing tank 1, and main steam ejector vacuum pump 2, vacuum condenser 3, auxiliary steam ejector vacuum pump 4, vacuum condenser 5 and oil-sealed rotary pump 6 are connected with series system by pipeline successively.
The back taper angle at the 1 cone end of crystallizing tank is 30-60 degree.
Oil-sealed rotary pump 6 adopts water ring vacuum pump.
Main steam ejector vacuum pump 2 is directly connected with crystallizing tank top vent 7, from the steam of outer tube, through nozzle, directly sprays formation high-speed jet.Main steam ejector vacuum pump 2 other ends are connected with vacuum condenser 3, and condenser uses recirculated water to carry out heat exchange, and the water vapour that main steam ejector vacuum pump is ejected condenses away, to reduce the gas load of subordinate's vavuum pump.
Concentrated and the crystallization of this application of installation titanium liquid in titanium white production.First start water circulating pump, recirculated water is squeezed into condenser 3 and 5, next open water ring vacuum pump 6, crystal system is vacuumized, after vacuum reaches 0.06MPa, titanium liquid (temperature 50-55 ℃) is pumped in crystallizing tank 1, general Implanted Titanium liquid amasss the 45-65% into crystallizing tank total volume, prevents that titanium liquid acid mist when boiling from being taken away in a large number by steam, after charging, close material inlet valve, and open the vibration stirring device 8 of bottom.Then open auxiliary steam ejector vacuum pump 4, observe the titanium liquid temp in crystallizing tank, after being reduced to 33-35 ℃, opens again titanium liquid temp main steam ejector vacuum pump 2, continue to observe variations in temperature in crystallizer, after titanium liquid temp is reduced to 13-15 ℃, stop, closing successively main steam ejector vacuum pump 2, auxiliary steam ejector vacuum pump 4, water ring vacuum pump 6, finally open pressure relief valve, vacuum pressure release finishes rear unlatching discharge valve, stops stirring after discharge.
Claims (5)
1. a multi-stage, efficient titanium liquid vacuum crystallization device, comprise crystallizing tank (1), main steam ejector vacuum pump (2), vacuum condenser (3,5), auxiliary steam ejector vacuum pump (4) and oil-sealed rotary pump (6), main steam jet pump (2) is connected with the exhaust outlet (7) at crystallizing tank top, it is characterized in that: main steam ejector vacuum pump (2), vacuum condenser (3), auxiliary steam ejector vacuum pump (4), vacuum condenser (5), oil-sealed rotary pump (6) connect with series system by pipeline successively.
2. multi-stage, efficient titanium liquid vacuum crystallization device according to claim 1, is characterized in that: crystallizing tank (1) middle part is provided with charging aperture (9), and bottom is provided with discharge gate, and back taper part in bottom is also provided with vibration stirring device 8.
3. multi-stage, efficient titanium liquid vacuum crystallization device according to claim 1, is characterized in that: crystallizing tank (1) is cone round-ended cylinder structure.
4. multi-stage, efficient titanium liquid vacuum crystallization device according to claim 3, is characterized in that: the back taper angle at crystallizing tank (1) the cone end is 30-60 degree.
5. multi-stage, efficient titanium liquid vacuum crystallization device according to claim 1, is characterized in that: oil-sealed rotary pump (6) is water ring pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320535719.6U CN203469527U (en) | 2013-08-30 | 2013-08-30 | Multistage high-efficiency titanium liquid vacuum crystallization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320535719.6U CN203469527U (en) | 2013-08-30 | 2013-08-30 | Multistage high-efficiency titanium liquid vacuum crystallization device |
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| Publication Number | Publication Date |
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| CN203469527U true CN203469527U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320535719.6U Expired - Lifetime CN203469527U (en) | 2013-08-30 | 2013-08-30 | Multistage high-efficiency titanium liquid vacuum crystallization device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106809883A (en) * | 2015-11-30 | 2017-06-09 | 南京钛白化工有限责任公司 | Sulfate process titanium dioxide produces the device and method of ferrous sulfate |
| CN107935029A (en) * | 2017-11-23 | 2018-04-20 | 河北麦森钛白粉有限公司 | A kind of purification method of decorating base paper titanium white production raw material |
| CN108992964A (en) * | 2018-07-20 | 2018-12-14 | 杭州安永环保科技有限公司 | A kind of vacuum crystallization system and method |
| CN109091905A (en) * | 2018-09-13 | 2018-12-28 | 四川龙蟒钛业股份有限公司 | Sulfuric acid method titanium pigment vacuum crystallization system and method |
| CN109650462A (en) * | 2019-01-07 | 2019-04-19 | 天津乐科节能科技有限公司 | A kind of system and method for titanium liquid pumping compression separation ferrous sulfate |
-
2013
- 2013-08-30 CN CN201320535719.6U patent/CN203469527U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106809883A (en) * | 2015-11-30 | 2017-06-09 | 南京钛白化工有限责任公司 | Sulfate process titanium dioxide produces the device and method of ferrous sulfate |
| CN107935029A (en) * | 2017-11-23 | 2018-04-20 | 河北麦森钛白粉有限公司 | A kind of purification method of decorating base paper titanium white production raw material |
| CN108992964A (en) * | 2018-07-20 | 2018-12-14 | 杭州安永环保科技有限公司 | A kind of vacuum crystallization system and method |
| CN108992964B (en) * | 2018-07-20 | 2020-12-29 | 杭州安永环保科技有限公司 | Vacuum crystallization system and method thereof |
| CN109091905A (en) * | 2018-09-13 | 2018-12-28 | 四川龙蟒钛业股份有限公司 | Sulfuric acid method titanium pigment vacuum crystallization system and method |
| CN109091905B (en) * | 2018-09-13 | 2021-02-23 | 龙佰四川钛业有限公司 | Sulfuric acid method titanium dioxide vacuum crystallization system and method |
| CN109650462A (en) * | 2019-01-07 | 2019-04-19 | 天津乐科节能科技有限公司 | A kind of system and method for titanium liquid pumping compression separation ferrous sulfate |
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