CN201899900U - Liquid-liquid two-phase mixing-separating device - Google Patents
Liquid-liquid two-phase mixing-separating device Download PDFInfo
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- CN201899900U CN201899900U CN2010206202625U CN201020620262U CN201899900U CN 201899900 U CN201899900 U CN 201899900U CN 2010206202625 U CN2010206202625 U CN 2010206202625U CN 201020620262 U CN201020620262 U CN 201020620262U CN 201899900 U CN201899900 U CN 201899900U
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Abstract
The utility model relates to a liquid-liquid two-phase mixing-separating device which comprises a motor (1) arranged on the top, a transmission mechanism (2) connected with the motor, a transmission shaft (10) connected with the transmission mechanism, and an upper bearing and a bearing seat (3) that are connected with the transmission shaft; the liquid-liquid two-phase mixing-separating device also comprises a lower bearing and a bearing seat (15), a mechanical seal (16) positioned on the lower bearing and the bearing seat, an inner cylinder (14), an outer cylinder (13), a light phase weir (7), a heavy phase weir (4), a light phase collecting chamber (8), a light phase outlet (9), a heavy phase collecting chamber (5), a heavy phase outlet (6), a light phase inlet (11), a heavy phase inlet (12), a supporting seat (17), a shock absorber (18) and a bottom blade (19), wherein the light phase weir (7) and the heavy phase weir (4) are arranged in the inner cylinder; the light phase collecting chamber (8) and the light phase outlet (9) are positioned in the outer cylinder; the shock absorber (18) is arranged at the bottom of the supporting seat; and the bottom blade (19) is positioned at the bottom of the outer cylinder.
Description
Technical field
The utility model belongs to liquid-liquid two-phase mixing-separation field, relates to the device of a kind of liquid-liquid two-phase mixing-separation, and this device can be used for fields such as hydrometallurgy, oil, chemical industry, medicine, food, wastewater treatment and nuclear energy.
Background technology
Two-phase mixing-separation is a kind of commonly used and important chemical unit operations.Industrial equipment commonly used has box-type equipment (comprising traditional extraction kettle, mixer-settler), tower equipment.
Mixer-settler relies on gravity to realize that two are separated, and is widely used industrial advantage such as comparing, the variation adaptability of flow velocity is bigger, easy operating because it has.But its floor space is big, needs bigger factory building, so one-time investment is bigger.And, because mixer-settler has very big cell body burden, its two-phase time of staying is longer, this on the thermodynamics or the separation of the material of unstable chemcial property be a fatal defective, also cause this equipment to be difficult to adapt to, limited its scope of application widely, simultaneously at some special occasions (separating fast or easily emulsification, difficult separation system) as needs, the long two-phase time of staying and open, also caused its separative efficiency low down time, industrial production is had a negative impact.
What tower equipment was commonly used is rotating disc column, pulse-column, extraction tower etc.Compare with mixer-settler extractor, tower equipment has its unique advantage, and it is little to have high-altitude development floor space, the characteristics that the equipment burden is few, and in addition, its treating capacity is big, and good seal performance is applicable to the inflammable and explosive environment of the big flux of HTHP.But its equipment is higher, needs high factory building, so the cost height; In addition, equipment is installed, liquid carries requirement also very high, easily forms liquid flooding and is difficult to recover normal; Difficulty is amplified in equipment design, need stay bigger safety coefficient, can not give full play to the usefulness of equipment, and for no churned mechanically extraction tower, has also that mass-transfer efficiency is low, disposal ability is little, can not adapt to the very big occasion of two-phase flow ratio.In addition, tower equipment can destroy the material balance in the tower when stopping, can be pretty troublesome when running into the operation of frequent parking and driving, because of parking has destroyed the material balance in the tower, concentration is distributed and is upset fully, drives once more to rebulid material balance again, has wasted time and material.
Therefore, separate occasion in order to adapt to special liquid-liquid, solve the difficult problem of existing industrial two-phase mixings-separations, this area presses for develops a kind of can the collection and mixes-be located away from one, makes the two-phase mixing abundant, the mass-transfer efficiency height; Reduce floor space and space simultaneously, be specially adapted to separate that the two-phase density contrast is less, viscosity big, the easy system of emulsification, or handle because the device that novel liquid-the liquid two-phase mix-is separated of the material of long easy inactivation of time and mutability.
The utility model content
The utility model provides a kind of device of liquid-liquid two-phase mixing-separation of novelty, can solve effectively that the investment of liquid on the current industrial-liquid two-phase mixing-separation equipment is big, mass-transfer efficiency is low, disposal ability is little and some special occasions (separating fast or easily emulsification, difficult separation system as needs) is difficult to difficult problems such as adaptation, mass-transfer efficiency and separating power have been improved, reduced investment cost, and the separation to some special occasions provides a kind of new approach, thereby has solved problems of the prior art.
The utility model provides the device of a kind of liquid-liquid two-phase mixing-separation, comprise: the motor that is positioned at the top, the transmission mechanism that connects motor, the turning cylinder that connects transmission mechanism, the upper bearing (metal) and the bearing block that connect turning cylinder, and lower bearing and bearing block, be positioned at the mechanical seal on lower bearing and the bearing block, inner core, urceolus, be arranged in the light phase weir of inner core, heavy phase weir is arranged in the light phase collecting chamber of urceolus, light phase export, the heavy phase collecting chamber, heavy out, light phase import and heavy phase import, bearing, be positioned at the shock absorber of rest base, and the bottom blade that is positioned at outer tube bottom.
One preferred embodiment in, be connected by shaft coupling between described motor and the turning cylinder.
Another preferred embodiment in, the draw ratio of described inner core is 4: 1 to 1: 1.
Another preferred embodiment in, described device comprises the inner core and the fixed urceolus of at a high speed rotation.
Another preferred embodiment in, the form that described inner core adopts duplex bearing to support.
Description of drawings
Fig. 1 is the structural representation of the device of liquid of the present utility model-liquid two-phase mixing-separation.
Fig. 2 is to use the schematic flow sheet of single-stage mixing-separation of the device of liquid of the present utility model-liquid two-phase mixing-separation.
Fig. 3 is to use the schematic flow sheet of multistage mixing-separation of the device of liquid of the present utility model-liquid two-phase mixing-separation.
The specific embodiment
Inventor of the present utility model finds after having carried out extensive and deep research, use the device of such liquid-liquid two-phase mixing-separation, wherein there are the inner core and the fixed urceolus of rotation at a high speed, two-phase liquid enters from the light phase import and the heavy phase import of device respectively, through the abundant mixing of annular space and bottom blade, realize mass transfer; Mixed liquor enters the inner core of rotation at a high speed under the self-suction effect, realize that under action of centrifugal force two are separated.Based on above-mentioned discovery, the utility model is accomplished.
Technical conceive of the present utility model is as follows:
The system little with the two-phase density contrast, that viscosity is big is an example, if adopt mixer-settler, because it is to utilize mixing that gravity realizes two-phase and separate, so mass-transfer efficiency is not high, and disengaging time is long, and separative efficiency is low; If adopt tower equipment, under the very little situation of two-phase density contrast (as less than 0.05g/cm
3), just be difficult to realize separation light, heavy phase, and the tower device separates time being longer, investment cost is higher.System with easy emulsification is an example again, and mixer-settler is because disengaging time is oversize can not to be used substantially, and the separating effect of tower equipment is also very undesirable.Two-phase mixing-the separator that the utility model provides has characteristics such as compact conformation, disposal ability is big, running is steady, low in energy consumption, clean and maintenance is convenient, because centrifugal force can reach the hundred times of gravity usually, the two-phase density contrast is little, viscosity is big and the system of easy emulsification so be particularly suitable for handling, as requiring the two-phase density contrast greater than 0.1g/cm in the separation of gravity phase-splitting
3, and in this device, the two-phase density contrast can be as small as 0.01g/cm
3The system that general device is very big for the two-phase density contrast or viscosity is very big is difficult for mixing, and the device that the utility model provides has powerful mixed function, and the two-phase logistics is fully mixed, and makes between the two-phase logistics to react at an easy rate or mass transfer.And system less to density contrast or that viscosity is big also is easy to separate.The mixing of mixture is almost to be to finish simultaneously in an equipment with separating in this equipment, and separating effect is good especially again, thereby can improve the quality of products and increase product yield, simplifies flow process, reduces production costs.The device that the utility model provides have operating flexibility greatly, do not stop up, advantages such as disengaging time is short, efficient is high and it is light to adapt to, the fluctuation of heavy phase content, can solve a difficult problem that runs in current industrial liquid-liquid two-phase mixing-separation effectively.
The utility model provides the device of a kind of novel liquid-liquid two-phase mixing-separation, and it mainly is made up of motor, transmission mechanism, turning cylinder, upper bearing (metal) and bearing block, lower bearing and bearing block, mechanical seal, inner core, urceolus, light phase weir, light phase collecting chamber and light phase export, heavy phase weir, heavy phase collecting chamber and heavy out, light phase import, heavy phase import, bearing, shock absorber and bottom blade.
In the utility model, adopt shaft coupling to be connected between described motor and the main shaft.
In the utility model, the draw ratio of described inner core is 4: 1 to 1: 1.
In the utility model, described inner core is rotation at a high speed, and described urceolus is fixed.
In the utility model, the form that described inner core adopts duplex bearing to support.
In the utility model, the mass transfer between the two-phase fluid is to realize by the annular space of device and bottom blade.Particularly, the heavy phase import of heavy phase (being generally water) access to plant, the light phase import of light phase (being generally organic facies) access to plant; Annular space mutually light and heavy phase process device mixes, realizes mass transfer fully, and mixed liquor enters the inner core of rotation at a high speed under the self-suction effect; Because the rotation of the high speed of inner core, mixed liquor are separated into new heavy phase and gently mutually under action of centrifugal force; Heavy phase after the above-mentioned separation flows out the heavy phase weir of access to plant then from heavy out; Light phase then enters light phase weir, then flows out from light phase export.
The utility model will be further described below in conjunction with accompanying drawing, it should be understood that, they only be used to the utility model is described and be not used in the restriction scope of the present utility model.
Fig. 1 is the structural representation of the device of liquid of the present utility model-liquid two-phase mixing-separation.As shown in Figure 1, this device comprises: the motor 1 that is positioned at the top, the transmission mechanism 2 that connects motor, the turning cylinder 10 that connects transmission mechanism, the upper bearing (metal) and the bearing block 3 that connect turning cylinder, and lower bearing and bearing block 15, be positioned at the mechanical seal 16 on lower bearing and the bearing block, inner core 14, urceolus 13, be arranged in the light phase weir 7 and the heavy phase weir 4 of inner core, be arranged in the light phase collecting chamber 8 of urceolus, light phase export 9, heavy phase collecting chamber 5, heavy out 6, light phase import 11 and heavy phase import 12, bearing 17, be positioned at the shock absorber 18 of rest base, and the bottom blade 19 that is positioned at outer tube bottom.
Fig. 2 is to use the schematic flow sheet of single-stage mixing-separation of the device of liquid of the present utility model-liquid two-phase mixing-separation.As shown in Figure 2, gently, heavy phase enters annular space between inner core and the urceolus from the light phase import 11 and the heavy phase import 12 of device respectively, inner core is at a high speed rotation under the effect of motor, also drives light, heavy phase liquid between the annular space simultaneously, makes light, heavy phase fully mix, realize mass transfer; Enter inner core from interior tube bottom under the effect of mixed liquor self-suction then, under centrifugal action, heavy phase gently mutually near turning cylinder, thereby realizes light, heavy phase layering near the inwall of inner core; Light phase weir light at last, that heavy phase liquid passes through device respectively and heavy phase weir, light collecting chamber and heavy phase collecting chamber mutually, and from flowing out from light phase export 9, heavy out 6.Because centrifugal force is far longer than gravity,, be applicable to that density contrast is very little, viscosity big, the system of easy emulsification so its mass transfer is abundant, phase-splitting is rapid.
Fig. 3 is to use the schematic flow sheet of multistage mixing-separation of the device of liquid of the present utility model-liquid two-phase mixing-separation.As shown in Figure 3, light light phase import from the 1st grade enters, the light phase import that gently enters next stage (the 2nd grade to the n-1 level) mutually of coming out from the 1st grade of light phase export, flow out up to light phase export from afterbody (n level), flow into the 1st grade light phase import once more through regeneration cycle, form gently circulation mutually; Simultaneously, heavy phase enters from the heavy phase import of afterbody (n level), heavy phase after the separation of afterbody flows into the heavy phase import (2 grades of n-1 levels to the) of upper level from its heavy out, flow out up to heavy out from the 1st grade, the process regeneration cycle flows into the heavy phase import of afterbody again, forms heavy phase recycle.Therefore, gently circulation and heavy phase recycle reverse flow mutually realizes multistage mixing-separation.Because rotary drum at different levels all has the light phase of the adjacent two-stage of suction and the ability of heavy phase, thus need not to use pump just can realize multistage mixing-separation at an easy rate, and also the increase and decrease of progression is also very convenient.
Major advantage of the present utility model is:
(a) the device collection mixes and is located away from one, and time of contact is short, is specially adapted to handle the material because of oversize easy inactivation of time or mutability;
(b) adaptive capacity is strong, can not influence effect of extracting because of the variation of material, can handle the less and big system of viscosity of two-phase density contrast, and resistance to emulsification is strong;
(c) device volume is little, and floor space is few, invests little;
(d) open, down time is short, and can not destroy material balance.
Though for the purpose that is aware and understand, the utility model is described in detail, but after having read present specification, those skilled in the art will be appreciated that, under the prerequisite that does not depart from spirit of the present utility model and essence, can carry out various modifications and change to the utility model, these modifications and change all fall within the included scope of appended claims and content of equal value thereof.
Claims (5)
1. the device of liquid-liquid two-phase mixing-separation, it is characterized in that, this device comprises: the motor (1) that is positioned at the top, the transmission mechanism (2) that connects motor, the turning cylinder (10) that connects transmission mechanism, the upper bearing (metal) and the bearing block (3) that connect turning cylinder, and lower bearing and bearing block (15), be positioned at the mechanical seal (16) on lower bearing and the bearing block, inner core (14), urceolus (13), be arranged in the light phase weir (7) and the heavy phase weir (4) of inner core, be arranged in the light phase collecting chamber (8) of urceolus, light phase export (9), heavy phase collecting chamber (5), heavy out (6), light phase import (11) and heavy phase import (12), bearing (17) is positioned at the shock absorber (18) of rest base, and the bottom blade (19) that is positioned at outer tube bottom.
2. device as claimed in claim 1 is characterized in that, is connected by shaft coupling between described motor and the turning cylinder.
3. device as claimed in claim 1 is characterized in that, the draw ratio of described inner core is 4: 1 to 1: 1.
4. device as claimed in claim 1 is characterized in that, described device comprises the inner core and the fixed urceolus of rotation at a high speed.
5. as each described device among the claim 1-4, it is characterized in that the form that described inner core adopts duplex bearing to support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206202625U CN201899900U (en) | 2010-11-22 | 2010-11-22 | Liquid-liquid two-phase mixing-separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206202625U CN201899900U (en) | 2010-11-22 | 2010-11-22 | Liquid-liquid two-phase mixing-separating device |
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| Publication Number | Publication Date |
|---|---|
| CN201899900U true CN201899900U (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206202625U Expired - Lifetime CN201899900U (en) | 2010-11-22 | 2010-11-22 | Liquid-liquid two-phase mixing-separating device |
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| CN (1) | CN201899900U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103830933A (en) * | 2014-03-24 | 2014-06-04 | 靖江市鼎鑫矿山设备有限公司 | Cylinder type centrifugal extractor |
| CN104771932A (en) * | 2015-03-25 | 2015-07-15 | 合肥通用机械研究院 | External local grade reflux unit of centrifugal extractor |
| CN105749581A (en) * | 2016-03-18 | 2016-07-13 | 太仓顺达磁力泵科技有限公司 | Centrifugal extraction device resistant to chemical corrosion |
| CN113082768A (en) * | 2021-04-20 | 2021-07-09 | 安徽省圣丹生物化工有限公司 | Two drum structures for centrifugal extraction machine are used in weedicide production |
| CN114588850A (en) * | 2022-03-03 | 2022-06-07 | 清华大学 | Integrated micro-reactor for liquid-liquid heterogeneous exothermic reaction and use method |
-
2010
- 2010-11-22 CN CN2010206202625U patent/CN201899900U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103830933A (en) * | 2014-03-24 | 2014-06-04 | 靖江市鼎鑫矿山设备有限公司 | Cylinder type centrifugal extractor |
| CN103830933B (en) * | 2014-03-24 | 2015-12-16 | 靖江市鼎鑫矿山设备有限公司 | Cylindrical centrifugal extracter |
| CN104771932A (en) * | 2015-03-25 | 2015-07-15 | 合肥通用机械研究院 | External local grade reflux unit of centrifugal extractor |
| CN104771932B (en) * | 2015-03-25 | 2016-04-06 | 合肥通用机械研究院 | External local grade reflux unit of centrifugal extractor |
| CN105749581A (en) * | 2016-03-18 | 2016-07-13 | 太仓顺达磁力泵科技有限公司 | Centrifugal extraction device resistant to chemical corrosion |
| CN113082768A (en) * | 2021-04-20 | 2021-07-09 | 安徽省圣丹生物化工有限公司 | Two drum structures for centrifugal extraction machine are used in weedicide production |
| CN114588850A (en) * | 2022-03-03 | 2022-06-07 | 清华大学 | Integrated micro-reactor for liquid-liquid heterogeneous exothermic reaction and use method |
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Legal Events
| 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: 20110720 |