CN108014516A - A kind of mixer-settler - Google Patents

A kind of mixer-settler Download PDF

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Publication number
CN108014516A
CN108014516A CN201711121716.7A CN201711121716A CN108014516A CN 108014516 A CN108014516 A CN 108014516A CN 201711121716 A CN201711121716 A CN 201711121716A CN 108014516 A CN108014516 A CN 108014516A
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CN
China
Prior art keywords
defecator
phase
light phase
heavy
room
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.)
Pending
Application number
CN201711121716.7A
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Chinese (zh)
Inventor
刘继连
李少伟
景山
侯留东
高明媛
史惠杰
杨浩
李硕
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China Nuclear Power Engineering Co Ltd
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China Nuclear Power Engineering Co Ltd
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Publication date
Application filed by China Nuclear Power Engineering Co Ltd filed Critical China Nuclear Power Engineering Co Ltd
Priority to CN201711121716.7A priority Critical patent/CN108014516A/en
Publication of CN108014516A publication Critical patent/CN108014516A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D11/00Solvent extraction
    • B01D11/04Solvent extraction of solutions which are liquid
    • B01D11/0446Juxtaposition of mixers-settlers
    • B01D11/0457Juxtaposition of mixers-settlers comprising rotating mechanisms, e.g. mixers, mixing pumps

Abstract

The invention belongs to liquid-liquid extraction techniques field, and in particular to a kind of mixer-settler.Including at least one defecator, defecator includes one end and is equipped with mixing chamber, latent room, the other end equipped with light phase cell, the clarifying chamber of heavy phase cell;Latent room is located at below mixing chamber, and light phase, heavy phase enter mixing chamber from latent room, stir as mixed phase and be transported to clarifying chamber;Clarifying chamber is used to mixed phase being separated into light phase, heavy phase, and is respectively fed to light phase cell, heavy phase cell, and flows out defecator from light phase cell, heavy phase cell;Heavy phase cell can adjust the interfacial level clarified between indoor light phase, heavy phase;When mixer-settler includes multiple defecators, the latent room of each defecator can also be connected in the heavy phase cell with upper level defecator, the light phase cell of next stage defecator respectively, can so be extended to the mixer-settler of multistage.

Description

A kind of mixer-settler
Technical field
The invention belongs to liquid-liquid technique field, and in particular to a kind of mixer-settler.
Background technology
According to task feature and process object feature, it is clear that different company develops the different mechanical agitation mixing of structure type Clear groove.The agitating device of usual mixer-settler only plays immiscible two-phase mixtures stirring action, and Flow of Goods and Materials is conveyed by pump, or Person overcomes flow resistance by the motive force that density contrast, liquid level difference and interface difference are formed between different material.For the former, no Need with can avoiding using pump, valve and pipeline, and limited for the latter, its application be subject to material density difference, and clarify The interface of room is also easily influenced be subject to other grades.Its agitating device of the mixer-settler of some companies exploitation also can be that feed liquid is defeated Offer power is provided:
The bottom of KAPL type mixer-settlers is equipped with heavy liquid inlet room, between mixing chamber and heavy liquid inlet room by orifice plate every Open, pump impeller suction inlet stretches into heavy liquid inlet room by hole, and heavy phase is pumped into mixing chamber.Light phase inlet is located at mixing chamber top, Light phase enters mixing chamber by gravity flow from upper level clarifying chamber.Separated between mixing chamber and clarifying chamber with vertical shutter board, with Reduce influence of the indoor vortex of mixing to clarifying chamber.
The agitating device of KREBS mixer-settlers is common cross-shaped paddle, but low vortex is mounted with rotary part Taper pumps, and mixed phase can be promoted in the chute above clarifying chamber, and mixed phase is entered in clarifying chamber by chute.Clarifying Chamber inlet sets the liquid distributor of venetian blind type, can increase clarifying effect, reduces clarifying chamber's area.
The content of the invention
It is an object of the invention to the needs for hydrometallurgy industry and nuclear industry, there is provided a kind of pump impeller formula mixing clarification Groove.The structure of its pump impeller is similar to KAPL type mixer-settlers, but it can convey light phase and heavy phase at the same time, avoid light phase and exist Non-uniform problem is mixed with heavy phase in mixing chamber.In addition, for clarifying chamber, can with separately adjustable clarifying chamber interface at different levels, Even if heavy phases at different levels and light phase variable density, can also keep interface at different levels to be in desired position, such as total liquid level one Half position.
To achieve the above objectives, the technical solution adopted by the present invention is a kind of mixer-settler, including at least one clarification Groove, the defecator include one end and are equipped with mixing chamber, latent room, the other end equipped with light phase cell, the clarifying chamber of heavy phase cell;It is described Latent room is located at below the mixing chamber, and light phase, heavy phase enter the mixing chamber from the latent room, stir as mixed phase and be transported to The clarifying chamber;The clarifying chamber is used to the mixed phase being separated into the light phase, heavy phase, and it is small to be respectively fed to the light phase Room, heavy phase cell, and flow out the defecator from the light phase cell, heavy phase cell;The heavy phase cell can adjust described Clarify the interfacial level between the indoor light phase, heavy phase.
Further,
When the quantity of the defecator is more than 1, the defecator is arranged side by side according to the order of rank sequence number, highest Defecator and lowermost level defecator are located at the both sides of the mixer-settler respectively;The superlative degree defecator, lowermost level clarification The side of each defecator outside groove is its upper level defecator, and opposite side is its next stage defecator;
The superlative degree defecator, each defecator outside lowermost level defecator latent room respectively with its described on The heavy phase cell of level-one defecator, the light phase cell of next stage defecator are connected;The superlative degree defecator, lowermost level defecator Outside the heavy phase cell of each level defecator be connected with the latent room of next stage defecator its described, the highest clarification The light phase cell of each defecator outside groove, lowermost level defecator is connected with the latent room of upper level defecator its described;
The latent room of the superlative degree defecator is connected with the light phase cell of next stage defecator its described, and the superlative degree is clear The latent room of clear groove also flows into the entrance of the mixer-settler as the heavy phase;It is described the superlative degree defecator heavy phase cell with The latent room of its next stage defecator is connected, and the light phase cell of the superlative degree defecator is described mixed as light phase outflow Close the outlet of defecator;
The latent room of the lowermost level defecator is connected with the heavy phase cell of upper level defecator its described, the lowermost level The latent room of defecator also flows into the entrance of the mixer-settler as the light phase;The light phase of the lowermost level defecator is small Room is connected with the latent room of upper level defecator its described, and the heavy phase cell of the lowermost level defecator flows out institute as the heavy phase State the outlet of mixer-settler;
The heavy phase enters the mixer-settler from the latent room of the highest defecator, according to the rank sequence number Forward sequence, passes sequentially through the defecators at different levels, from the heavy phase cell of the lowermost level defecator outflow mixing clarification Groove;
The light phase enters the mixer-settler from the latent room of the lowermost level defecator, according to the rank sequence number Reverse sequence, passes sequentially through the defecators at different levels, the mixing clarification of the light phase cell outflow from the highest defecator Groove.
Further,
The cross section of the defecator is rectangle, and the mixing chamber and the clarifying chamber pass through the first plate washer for being parallel to each other The passage formed with second baffle connects;The second baffle is between first plate washer, clarifying chamber, described first grade Plate, second baffle and are connected perpendicular to the bottom plate and side plate of the defecator with the side plate;First plate washer is from the bottom Plate upwardly extends, and top is less than the top of the side plate;The second baffle prolongs from the top of the defecator to the bottom plate Stretch, bottom is located at the middle part of the height of the side plate;Mixed phase crest of weir is formed above first plate washer, the mixed phase can Directly reach the medium position of the height of the clarifying chamber into the passage by the mixed phase crest of weir from the mixing chamber.
Further,
Is equipped with pump impeller in the mixing chamber, is connected between the mixing chamber, room of diving by third through-hole, the light phase, again Mutually under the action of the pump impeller, enter the mixing chamber from the latent room by the third through-hole, and stir to be described mixed Phase is closed, and is overflowed under the action of the pump impeller from the mixed phase crest of weir, into the clarifying chamber.
Further,
The pump impeller includes from top to bottom extending to the agitating shaft above the third through-hole, and the bottom of the agitating shaft is leaned on The nearly third through-hole, several blades, the top connection motor of the agitating shaft, institute are equipped with around the axis of the agitating shaft State and discoidal upper cover plate is equipped with above blade, the lower cover plate of annular is equipped with below the blade, is further included and the threeway The opposite suction line in hole.
Further,
The diameter of the suction line is consistent with the diameter of the third through-hole, and the suction line is arranged on the agitating shaft Bottom, and below the lower cover plate;The axis of the agitating shaft is surrounded above the upper cover plate and below the lower cover plate Line is equipped with some additional agitating vanes.
Further,
The suction line is arranged on the third through-hole, and the side wall of the suction line is equipped with some circulation ports.
Further,
Separated between the light phase cell, heavy phase cell by fourth gear plate, the light phase cell, the bottom of heavy phase cell Higher than the bottom plate, the light phase cell is between the clarifying chamber, heavy phase cell;
Separated between the light phase cell and the clarifying chamber by third gear plate, the third gear plate is small from the light phase The bottom of room extends to the top of the defecator, and the top of the third gear plate is less than the top of the side plate, and the described 3rd Light phase crest of weir is formed above plate washer, the bottom of the light phase cell is equipped with downward projection of light phase pipeline, from the clarifying chamber The light phase separated of the mixed phase can enter the light phase cell by the light phase crest of weir and from the light phase pipe Flow out the light phase cell in road;
The heavy phase cell is internally provided with the balance pipe vertical with the bottom of the heavy phase cell, and the one of the balance pipe End is connected to the bottom of the heavy phase cell and is connected with the clarifying chamber, and the other end extends to the top of the defecator, and And height can adjust, the bottom of the heavy phase cell is equipped with downward projection of heavy phase pipeline, described in from the clarifying chamber The heavy phase that mixed phase is separated can be entered the heavy phase cell by the balance pipe and flow out institute from the heavy phase pipeline State heavy phase cell;To adjust between the indoor light phase of the clarification, heavy phase by adjusting the height of the balance pipe Interfacial level.
Further,
The latent room of each defecator outside the superlative degree defecator, lowermost level defecator passes through its described upper one The heavy phase pipeline of level defecator is connected with the heavy phase cell of upper level defecator its described;
The latent room of each defecator outside the superlative degree defecator, lowermost level defecator passes through next its described The light phase pipeline of level defecator is connected with the light phase cell of next stage defecator its described;
The superlative degree defecator, each defecator outside lowermost level defecator heavy phase cell by itself The heavy phase pipeline is connected with the latent room of next stage defecator its described;
The superlative degree defecator, each defecator outside lowermost level defecator light phase cell by itself The light phase pipeline is connected with the latent room of upper level defecator its described;
The light phase pipeline and its described next stage that the latent room of the superlative degree defecator passes through next stage defecator its described The light phase cell of defecator is connected, and the latent room of the superlative degree defecator also flows into the mixer-settler as the heavy phase Entrance;The heavy phase cell of the superlative degree defecator passes through the latent of the heavy phase pipeline of itself and its next stage defecator Room is connected, and the light phase cell of the superlative degree defecator is used as the light phase by the light phase pipeline of itself and flows out described mix Close the outlet of defecator;
The latent room of the lowermost level defecator by the heavy phase pipeline of upper level defecator its described with its described upper one The heavy phase cell of level defecator is connected, and the latent room of the lowermost level defecator also flows into the mixing clarification as the light phase The entrance of groove;The light phase cell of the lowermost level defecator passes through the light phase pipeline of itself and its described upper level defecator Latent room be connected, the heavy phase cell of the lowermost level defecator is used as the heavy phase by the heavy phase pipeline of itself and flows out institute State the outlet of mixer-settler;
The heavy phase enters the mixer-settler from the latent room of the highest defecator, according to the rank sequence number Forward sequence, passes sequentially through the defecators at different levels, flows out institute from the heavy phase pipeline of the heavy phase cell of the lowermost level defecator State mixer-settler;
The light phase enters the mixer-settler from the latent room of the lowermost level defecator, according to the rank sequence number Reverse sequence, passes sequentially through the defecators at different levels, flows out institute from the light phase pipeline of the light phase cell of the highest defecator State mixer-settler.
Further,
Heavy liquid inlet room is further included, the heavy liquid inlet room is equipped with heavy liquid inlet;
When the quantity of the defecator is 1, the heavy liquid inlet room passes through first through hole and the latent room of the defecator It is connected, the heavy phase enters the heavy liquid inlet room from the heavy liquid inlet and enters the defecator by the first through hole Latent interior;
When the quantity of the defecator is more than 1, the heavy liquid inlet room is clear by first through hole and the superlative degree The latent room of clear groove is connected, and the heavy phase enters the heavy liquid inlet room from the heavy liquid inlet and entered by the first through hole The latent interior of the superlative degree defecator;
Light phase inlet room is further included, the light phase inlet room is equipped with light phase inlet;
When the quantity of the defecator is 1, the light phase inlet room passes through the latent room of the second through hole and the defecator It is connected, the light phase enters the light phase inlet room from the light phase inlet and enters the defecator by second through hole Latent interior;
When the quantity of the defecator is more than 1, the light phase inlet room) it is clear by the second through hole and the superlative degree The latent room of clear groove is connected, and the light phase enters the light phase inlet room from the light phase inlet and entered by second through hole The latent interior of the superlative degree defecator.
The beneficial effects of the present invention are:
1. pump impeller 9 can convey heavy phase and light phase at the same time, reduce between the defecators at different levels in same mixer-settler and The use of pump valve between distinct device, and avoid the non-uniform problem of stirring in mixing chamber 1.
2. mixed phase crest of weir 33 and passage that 12 and second plate washer 13 of first baffle is formed can be such that mixed phase directly arrives Up to (in height) centre position of clarifying chamber 2, reducing influence and flow resistance of the mixing chamber 1 to clarification, (such structure makes It is also smaller than venetian blind type to obtain flow resistance).
3. being capable of easily light phase in separately adjustable clarifying chamber at different levels using balance pipe 15 (equivalent to tubular type heavy phase crest of weir) Interfacial level between heavy phase, avoids the interface in clarifying chamber 2 from being run by other levels (other defecators namely closed on) The influence of situation.
4. the quantity of defecator can be extended as needed, multistage mixer-settler is formed, as defecator quantity can To be n (n is more than or equal to 1), the mutual connection mode of each defecator is constant.
Brief description of the drawings
Fig. 1 is the floor map for the three-level mixer-settler illustrated in the specific embodiment of the invention;
Fig. 2 is the cross-sectional side of a defecator in the three-level mixer-settler illustrated in the specific embodiment of the invention Figure;
Fig. 3 is the floor map of the pump impeller described in the specific embodiment of the invention;
Fig. 4 is the side sectional view of the pump impeller described in the specific embodiment of the invention;
Fig. 5 is movement trend of the heavy phase in the three-level mixer-settler of citing described in the specific embodiment of the invention Schematic diagram;
Fig. 6 is the defecator of heavy phase described in the specific embodiment of the invention in the three-level mixer-settler of citing In movement move towards schematic diagram;
Fig. 7 is movement trend of the light phase in the three-level mixer-settler of citing described in the specific embodiment of the invention Schematic diagram;
Fig. 8 is the defecator of light phase described in the specific embodiment of the invention in the three-level mixer-settler of citing In movement move towards schematic diagram;
In figure:1- mixing chambers, 2- clarifying chambers, 3- dive room, 4- light phases cell, 5- heavy phases cell, 6- heavy liquid inlets, 7- heavy phases Inlet chamber, 8- first through hole, 9- pump impellers, 10- mixing chamber bottom plates, 11- third through-holes, 12- first baffles, the second plate washers of 13-, 14- third gear plates, 15- balance pipes, 16- heavy phase pipelines, the second through holes of 17-, 18- light phase inlets, 19- light phase inlets room, 20- are light Phase pipeline, 21- upper cover plates, cover plate under 22-, 23- blades, 24- suction lines, 25- agitating shafts, 26- add agitating vane, 27- Level-one defecator, 28- second level defecator, 29- third level defecators, 30- bottom plates, 31- side plates, 32- fourth speed plates, 33- are mixed Close phase crest of weir, 34- light phase crests of weir.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
A kind of mixer-settler provided by the invention, including at least one defecator, by mixing chamber 1, clarifying chamber 2, latent room 3rd, light phase cell 4, heavy phase cell 5, pump impeller 9, heavy liquid inlet room 7 (heavy liquid inlet room 7 is equipped with heavy liquid inlet 6), light phase inlet Room 19 (light phase inlet room 19 is equipped with light phase inlet 18).
As shown in Fig. 2, clarifying chamber 2 is located at the middle part of defecator, mixing chamber 1, latent room 3 are arranged on one end of clarifying chamber 2, gently Phase cell 4, heavy phase cell 5 are arranged on the other end of clarifying chamber 2;
Latent room 3 is located at the lower section of mixing chamber 1, and light phase, heavy phase enter mixing chamber 1 from latent room 3, stirred in mixing chamber 1 by pump impeller 9 Mix as mixed phase and be transported to clarifying chamber 2;
Clarifying chamber 2 is used to mixed phase being separated into light phase, heavy phase, and is respectively fed to light phase cell 4, heavy phase cell 5;
Light phase cell 4 is used to accommodate from the mixed phase of clarifying chamber 2 obtained light phase after separation, and heavy phase cell 5 is used for Obtained heavy phase after being separated from the mixed phase of clarifying chamber 2 is accommodated, the light phase in light phase cell 4 flows out clear from light phase cell 4 Heavy phase in clear groove, heavy phase cell 5 flows out defecator from heavy phase cell 5;
Wherein, heavy phase cell 5 can adjust light phase in clarifying chamber 2, the interfacial level between heavy phase.
As shown in Fig. 2, the cross section of defecator is rectangle, mixing chamber 1 and clarifying chamber 2 pass through the first plate washer for being parallel to each other 12 passages formed with second baffle 13 connect;Second baffle 13 between the first plate washer 12, clarifying chamber 2, the first plate washer 12, Second baffle 13 and is connected perpendicular to the bottom plate 30 and side plate 31 of defecator with side plate 31;First plate washer 12 is upward from bottom plate 30 Extension, top are less than the top of side plate 31;Second baffle 13 extends from the top of defecator to bottom plate 30, and bottom is located at side plate 31 Height middle part;The top of first plate washer 12 forms mixed phase crest of weir 33, and mixed phase can pass through mixed phase crest of weir from mixing chamber 1 33 directly reach the medium position of the height of clarifying chamber 2 into passage.
Pump impeller 9 is arranged in mixing chamber 1, is connected between mixing chamber 1, latent room 3 by third through-hole 11, light phase, heavy phase exist (upward suction is produced when pump impeller 9 rotates at third through-hole 11) under the action of pump impeller 9, pass through third through-hole 11 from latent room 3 Into mixing chamber 1, and it is mixed phase to stir, and is overflowed under the action of pump impeller 9 from mixed phase crest of weir 33, into clarifying chamber 2.
As shown in figure 3, pump impeller 9 includes the agitating shaft 25 for from top to bottom extending to the top of third through-hole 11, agitating shaft 25 Bottom is equipped with several blades 23, the top connection motor of agitating shaft 25 close to third through-hole 11 around the axis of agitating shaft 25 (not shown), the top of blade 23 are equipped with discoidal upper cover plate 21, and the lower section of blade 23 is equipped with the lower cover plate 22 of annular.This Outside, pump impeller 9 further includes the suction line 24 opposite with third through-hole 11.The diameter of suction line 24 and the diameter one of third through-hole 11 Causing, suction line 24 is arranged on the bottom of agitating shaft 25, and positioned at the lower lower section of cover plate 22.
Water phase and light phase, heavy phase are pre-mixed in latent room 3.Under the centrifugal force effect of pump impeller 9, heavy phase and light phase are led to Cross the region that suction line 24 enters pump impeller 9.Leave the liquid of pump impeller 9, part movement, and mixing chamber 1 is left from top upwards It is separated in into clarifying chamber 2;Another part moves downward, and the suction line 24 for being recycled to pump impeller is further mixed and connect Touch, this partially liq also referred to as recycles, and the recycling of liquid can improve the extraction efficiency of mixer-settler.
In order to mitigate the weight of pump impeller 9, suction line 24 can also be arranged on third through-hole 11, in such cases, suction Some circulation ports can be set on the side wall of pipe 24.
Axis that can also be above upper cover plate 21 and below lower cover plate 22 around agitating shaft 25 is equipped with some additional stirrings Blade 26, for increasing mixing effect.
As shown in Fig. 2, being separated between light phase cell 4, heavy phase cell 5 by fourth gear plate 32, light phase cell 4, heavy phase are small The bottom of room 5 is higher than bottom plate 30, and light phase cell 4 is between clarifying chamber 2, heavy phase cell 5;
Separated between light phase cell 4 and clarifying chamber 2 by third gear plate 14, third gear plate 14 is from the bottom of light phase cell 4 Extend to the top of defecator, the top of third gear plate 14 is less than the top of side plate 31, and 14 top of third gear plate forms light phase weir Mouth 34, the bottom of light phase cell 4 is equipped with downward projection of light phase pipeline 20, is separated from the mixed phase in clarifying chamber 2 light Light phase cell 4 mutually can be entered by light phase crest of weir 34 and flow out 4 (third gear plate the 14, the 4th of light phase cell from light phase pipeline 20 Plate washer 32 is parallel to each other and is each perpendicular to side plate 31, and is connected with side plate 31);
Heavy phase cell 5 is internally provided with the balance pipe 15 vertical with the bottom of heavy phase cell 5, one end connection of balance pipe 15 The bottom of heavy phase cell 5 and connect with clarifying chamber 2 (by the bottom opening of heavy phase cell 5 come realize balance pipe 15 with it is clear The connection of clear room 2), the other end extends to the top of defecator, and height can adjust, the bottom of heavy phase cell 5 be equipped with to The heavy phase pipeline 16 of lower protrusion, the heavy phase separated from the mixed phase in clarifying chamber 2 can enter heavy phase by balance pipe 15 Simultaneously heavy phase cell 5 is flowed out from heavy phase pipeline 16 in cell 5;It can be adjusted in clarifying chamber 2 by adjusting the height of balance pipe 15 Interfacial level between light phase, heavy phase.The light phase in the clarifying chamber 2 in defecator, heavy phase where each adjustment of balance pipe 15 Between interface.In mixer-settler, the density of two phase materials is different in defecators at different levels, can be by adjusting balance pipe 15 Height keep two-phase interfaces at different levels basically identical.In the present invention, the top of balance pipe 15 is equipped with nipple, passes through adjusting Nipple height can adjust the interfacial level in clarifying chamber 2 between light phase, heavy phase.
When defecator quantity is equal to 1, heavy liquid inlet room 7 is connected to the side of latent room 3 by first through hole 8, and light phase enters Mouth room 19 is connected to the opposite side of latent room 3 by the second through hole 17, and heavy phase enters heavy liquid inlet room 7 from heavy liquid inlet 6 and passes through First through hole 8 enters in the latent room 2 of defecator, and light phase enters light phase inlet room 19 from light phase inlet 18 and passes through the second through hole 17 Into in the latent room 2 of defecator.Light phase, heavy phase enter mixing chamber 1 under the action of pump impeller 9 from latent room 3, and stir as mixing Phase, and overflowed under the action of pump impeller 9 from mixed phase crest of weir 33, into clarifying chamber 2, mixed phase is distinguished after being separated in clarifying chamber 2 Into in light phase cell 4, heavy phase cell 5, light phase in light phase cell 4 is from the light phase pipeline 20 of light phase cell 4 (equivalent to light phase Outlet) outflow defecator, the heavy phase in heavy phase cell 5 flows out from the heavy phase pipeline 16 (equivalent to heavy out) of heavy phase cell 5 Defecator.In this way, two-phase completes the purpose that mass transfer between phases are realized in contact in defecator.
When defecator quantity be more than 1 when, each defecator is arranged side by side according to level sequences in order, using three-level mixer-settler as Example (as shown in Figure 1), it is respectively first order defecator 27 (highest defecator), second level defecator 28, third level defecator 29 (lowermost level defecators), wherein first order defecator 27, third level defecator 29 are located at 28 both sides of second level defecator.Heavy phase Inlet chamber 7 is connected to the side of first order defecator 27, and light phase inlet room 19 is connected to the side of third level defecator 29.Each The structure of defecator is consistent.
The latent room 3 of second level defecator 28 heavy phase cell 5 with first order defecator 27, third level defecator 29 respectively Light phase cell 4 is connected, and the heavy phase cell 5 of second level defecator 28 is connected with the latent room 3 of third level defecator 29, second level clarification The light phase cell 4 of groove 28 is connected with the latent room 3 of first order defecator 27;
As shown in Figure 1 and Figure 2,
Heavy liquid inlet room 7 is connected by first through hole 8 with the latent room 2 of first order defecator 27, heavy phase from heavy liquid inlet 6 into Enter heavy liquid inlet room 7 and entered by first through hole 8 in the latent room 2 of first order defecator 27;
Light phase inlet room 19 is connected by the second through hole 17 with the latent room 2 of third level defecator 29, and light phase is from light phase inlet 18 enter light phase inlet room 19 and are entered by the second through hole 17 in the latent room 2 of third level defecator 29.
The heavy phase pipeline 16 and first order defecator 27 that the latent room 3 of second level defecator 28 passes through first order defecator 27 Heavy phase cell 5 is connected;
The light phase pipeline 20 and third level defecator 29 that the latent room 3 of second level defecator 28 passes through third level defecator 29 Light phase cell 4 is connected;
The heavy phase pipeline 16 and third level defecator that the heavy phase cell 5 of second level defecator 28 passes through second level defecator 28 29 latent room 3 is connected;
The light phase pipeline 20 and first order defecator that the light phase cell 4 of second level defecator 28 passes through second level defecator 28 27 latent room 3 is connected;
As shown in Figure 5, Figure 6, it (is here citing that heavy phase enters mixer-settler provided by the present invention from heavy liquid inlet 6 Three-level mixer-settler), then pass sequentially through heavy liquid inlet room 7, first order defecator 27, second level defecator the 28, the 3rd Level defecator 29, finally flows out from the heavy phase pipeline 16 (equivalent to heavy out) of the heavy phase cell 5 of third level defecator 29;
As shown in Figure 7, Figure 8, it (is here citing that light phase enters mixer-settler provided by the present invention from light phase inlet 18 Three-level mixer-settler), then pass sequentially through light phase inlet room 19, third level defecator 29, second level defecator 28, first Level defecator 27, finally flows out from the light phase pipeline 20 (equivalent to light phase export) of the light phase cell 4 of first order defecator 27.
In this way, light phase, heavy phase are first thoroughly mixed in mixing chamber 1, mass transport process is set to enter close to balance, mixed phase Clarifying chamber 2 separates, and completes interruption counter current contacting in defecators at different levels successively, realizes the purpose of two mass transfer between phases.
Device of the present invention is not limited to the embodiment described in embodiment, those skilled in the art according to Technical scheme draws other embodiments, also belongs to the technological innovation scope of the present invention.

Claims (10)

1. a kind of mixer-settler, it is characterized in that:Including at least one defecator, the defecator is equipped with mixing chamber including one end (1), dive room (3), the other end is equipped with light phase cell (4), the clarifying chamber (2) of heavy phase cell (5);The latent room (3) is positioned at described Below mixing chamber (1), light phase, heavy phase enter the mixing chamber (1) from the latent room (3), stir as mixed phase and are transported to institute State clarifying chamber (2);The clarifying chamber (2) is used to the mixed phase being separated into the light phase, heavy phase, and is respectively fed to described light Phase cell (4), heavy phase cell (5), and flow out the defecator from the light phase cell (4), heavy phase cell (5);The heavy phase Cell (5) can adjust the light phase in the clarifying chamber (2), the interfacial level between heavy phase.
2. mixer-settler as claimed in claim 1, it is characterized in that:
When the quantity of the defecator is more than 1, the defecator is arranged side by side according to the order of rank sequence number, superlative degree clarification Groove and lowermost level defecator are located at the both sides of the mixer-settler respectively;It is described the superlative degree defecator, lowermost level defecator it The side of outer each defecator is its upper level defecator, and opposite side is its next stage defecator;
The superlative degree defecator, each defecator outside lowermost level defecator latent room (3) respectively with its described on The heavy phase cell (5) of level-one defecator, the light phase cell (4) of next stage defecator are connected;The superlative degree defecator, lowermost level The heavy phase cell (5) of each level defecator outside defecator is connected with the latent room (3) of next stage defecator its described, institute Light phase cell (4) and the upper level its described for stating each defecator outside highest defecator, lowermost level defecator are clear The latent room (3) of clear groove is connected;
The latent room (3) of the superlative degree defecator is connected with the light phase cell (4) of next stage defecator its described, the superlative degree The latent room (3) of defecator also flows into the entrance of the mixer-settler as the heavy phase;The heavy phase of the superlative degree defecator Cell (5) is connected with the latent room (3) of next stage defecator its described, and the light phase cell (4) of the superlative degree defecator is used as institute State the outlet that light phase flows out the mixer-settler;
The latent room (3) of the lowermost level defecator is connected with the heavy phase cell (5) of upper level defecator its described, described minimum The latent room (3) of level defecator also flows into the entrance of the mixer-settler as the light phase;The lowermost level defecator Light phase cell (4) is connected with the latent room (3) of upper level defecator its described, and the heavy phase cell (5) of the lowermost level defecator is made The outlet of the mixer-settler is flowed out for the heavy phase;
The heavy phase enters the mixer-settler from the latent room (3) of the highest defecator, according to the rank sequence number Forward sequence, passes sequentially through the defecators at different levels, clear from the heavy phase cell (5) of the lowermost level defecator outflow mixing Clear groove;
The light phase enters the mixer-settler from the latent room (3) of the lowermost level defecator, according to the rank sequence number Reverse sequence, passes sequentially through the defecators at different levels, and light phase cell (4) the outflow mixing from the highest defecator is clear Clear groove.
3. mixer-settler as claimed in claim 2, it is characterized in that:The cross section of the defecator is rectangle, the mixing Room (1) is connected with the clarifying chamber (2) by the passage that the first plate washer (12) and second baffle (13) that are parallel to each other are formed;Institute Second baffle (13) is stated between first plate washer (12), clarifying chamber (2), first plate washer (12), second baffle (13) perpendicular to the bottom plate (30) and side plate (31) of the defecator, and it is connected with the side plate (31);First plate washer (12) upwardly extended from the bottom plate (30), top is less than the top of the side plate (31);The second baffle (13) is from described The top of defecator extends to the bottom plate (30), and bottom is located at the middle part of the height of the side plate (31);First plate washer (12) top forms mixed phase crest of weir (33), and the mixed phase can pass through the mixed phase crest of weir from the mixing chamber (1) (33) medium position of the height of the clarifying chamber (2) is directly reached into the passage.
4. mixer-settler as claimed in claim 3, it is characterized in that:Pump impeller (9) is equipped with the mixing chamber (1), it is described mixed Close and connected between room (1), latent room (3) by third through-hole (11), the light phase, heavy phase under the action of the pump impeller (9), from The latent room (3) enters the mixing chamber (1) by the third through-hole (11), and it is the mixed phase to stir, and described Overflowed under the action of pump impeller (9) from the mixed phase crest of weir (33), into the clarifying chamber (2).
5. mixer-settler as claimed in claim 4, it is characterized in that:The pump impeller (9) includes from top to bottom extending to described Agitating shaft (25) above third through-hole (11), the bottom of the agitating shaft (25) is close to the third through-hole (11), around institute The axis for stating agitating shaft (25) is equipped with several blades (23), the top connection motor of the agitating shaft (25), the blade (23) top is equipped with discoidal upper cover plate (21), and the lower cover plate (22) of annular is equipped with below the blade (23), further include and The opposite suction line (24) of the third through-hole (11).
6. mixer-settler as claimed in claim 5, it is characterized in that:The diameter of the suction line (24) and the third through-hole (11) diameter is consistent, and the suction line (24) is arranged on the bottom of the agitating shaft (25), and is located at the lower cover plate (22) Lower section;Axis above the upper cover plate (21) and below the lower cover plate (22) around the agitating shaft (25) is equipped with some Additional agitating vane (26).
7. mixer-settler as claimed in claim 5, it is characterized in that:The suction line (24) is arranged on the third through-hole (11) on, the side wall of the suction line (24) is equipped with some circulation ports.
8. mixer-settler as claimed in claim 3, it is characterized in that:
Separated between the light phase cell (4), heavy phase cell (5) by fourth gear plate (32), the light phase cell (4), heavy phase The bottom of cell (5) is higher than the bottom plate (30), the light phase cell (4) be located at the clarifying chamber (2), heavy phase cell (5) it Between;
Separated between the light phase cell (4) and the clarifying chamber (2) by third gear plate (14), the third gear plate (14) from The bottom of the light phase cell (4) extends to the top of the defecator, and the top of the third gear plate (14) is less than the side The top of plate (31), forms light phase crest of weir (34) above the third gear plate (14), the bottom of the light phase cell (4) be equipped with to The light phase pipeline (20) of lower protrusion, the light phase separated from the mixed phase in the clarifying chamber (2) can be by described Light phase crest of weir (34) enters the light phase cell (4) and flows out the light phase cell (4) from the light phase pipeline (20);
The heavy phase cell (5) is internally provided with the balance pipe (15) vertical with the bottom of the heavy phase cell (5), the balance One end of pipe (15) is connected to the bottom of the heavy phase cell (5) and is connected with the clarifying chamber (2), and the other end is to the clarification The top extension of groove, and height can adjust, and the bottom of the heavy phase cell (5) is equipped with downward projection of heavy phase pipeline (16), the heavy phase separated from the mixed phase in the clarifying chamber (2) can enter institute by the balance pipe (15) State heavy phase cell (5) and flow out the heavy phase cell (5) from the heavy phase pipeline (16);By adjusting the balance pipe (15) Highly come to adjust the light phase in the clarifying chamber (2), the interfacial level between heavy phase.
9. mixer-settler as claimed in claim 8, it is characterized in that:
The latent room (3) of each defecator outside the superlative degree defecator, lowermost level defecator passes through its described upper one The heavy phase pipeline (16) of level defecator is connected with the heavy phase cell (5) of upper level defecator its described;
The latent room (3) of each defecator outside the superlative degree defecator, lowermost level defecator passes through next its described The light phase pipeline (20) of level defecator is connected with the light phase cell (4) of next stage defecator its described;
The superlative degree defecator, each defecator outside lowermost level defecator heavy phase cell (5) by itself The heavy phase pipeline (16) is connected with the latent room (3) of next stage defecator its described;
The superlative degree defecator, each defecator outside lowermost level defecator light phase cell (4) by itself The light phase pipeline (20) is connected with the latent room (3) of upper level defecator its described;
The latent room (3) of the superlative degree defecator by the light phase pipeline (20) of next stage defecator its described with it is next its described The light phase cell (4) of level defecator is connected, and the latent room (3) of the superlative degree defecator also flows into the mixing as the heavy phase The entrance of defecator;The heavy phase cell (5) of the superlative degree defecator passes through described in the heavy phase pipeline (16) of itself and its The latent room (3) of next stage defecator is connected, the light phase pipeline that the light phase cell (4) of the superlative degree defecator passes through itself (20) outlet of the mixer-settler is flowed out as the light phase;
The latent room (3) of the lowermost level defecator by the heavy phase pipeline (16) of upper level defecator its described with its it is described on The heavy phase cell (5) of level-one defecator is connected, and the latent room (3) of the lowermost level defecator is also as described in light phase inflow The entrance of mixer-settler;The light phase cell (4) of the lowermost level defecator passes through the light phase pipeline (20) of itself and its The latent room (3) of the upper level defecator is connected, the heavy phase that the heavy phase cell (5) of the lowermost level defecator passes through itself Pipeline (16) flows out the outlet of the mixer-settler as the heavy phase;
The heavy phase enters the mixer-settler from the latent room (3) of the highest defecator, according to the rank sequence number Forward sequence, passes sequentially through the defecators at different levels, the heavy phase pipeline (16) from the heavy phase cell (5) of the lowermost level defecator Flow out the mixer-settler;
The light phase enters the mixer-settler from the latent room (3) of the lowermost level defecator, according to the rank sequence number Reverse sequence, passes sequentially through the defecators at different levels, the light phase pipeline (20) from the light phase cell (4) of the highest defecator Flow out the mixer-settler.
10. mixer-settler as claimed in claim 2, it is characterized in that:
Heavy liquid inlet room (7) is further included, the heavy liquid inlet room (7) is equipped with heavy liquid inlet (6);
When the quantity of the defecator is 1, the heavy liquid inlet room (7) passes through the latent of first through hole (8) and the defecator Room (2) is connected, and the heavy phase enters the heavy liquid inlet room (7) from the heavy liquid inlet (6) and passes through the first through hole (8) Into in the latent room (2) of the defecator;
When the quantity of the defecator is more than 1, the heavy liquid inlet room (7) passes through first through hole (8) and the superlative degree The latent room (2) of defecator is connected, and the heavy phase enters the heavy liquid inlet room (7) and by described from the heavy liquid inlet (6) First through hole (8) enters in the latent room (2) of the highest defecator;
Light phase inlet room (19) is further included, the light phase inlet room (19) is equipped with light phase inlet (18);
When the quantity of the defecator is 1, the light phase inlet room (19) passes through the second through hole (17) and the defecator Latent room (2) are connected, and the light phase enters the light phase inlet room (19) from the light phase inlet (18) and leads to by described second Hole (17) enters in the latent room (2) of the defecator;
When the quantity of the defecator is more than 1, the light phase inlet room (19)) pass through the second through hole (17) and the highest The latent room (2) of level defecator is connected, and the light phase enters the light phase inlet room (19) from the light phase inlet (18) and passes through Second through hole (17) enters in the latent room (2) of the highest defecator.
CN201711121716.7A 2017-11-14 2017-11-14 A kind of mixer-settler Pending CN108014516A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109273128A (en) * 2018-10-17 2019-01-25 中国核电工程有限公司 A kind of big stream of novel nuclear fuel post-processing compares mixer-settler
CN109646996A (en) * 2019-01-31 2019-04-19 中国核电工程有限公司 Mixer-settler
CN111151034A (en) * 2020-01-03 2020-05-15 中国核电工程有限公司 Flow regulating device and mixer-settler

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EP1019565A1 (en) * 1997-09-10 2000-07-19 GRS Recycling GmbH & Co. KG Method for preparing alkaline metal-containing etching solutions
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CN103120863A (en) * 2013-01-28 2013-05-29 中国科学院过程工程研究所 Liquid-liquid extraction mixer-settler and extraction method and application thereof
CN204386896U (en) * 2014-12-04 2015-06-10 崔正军 Centrifugal pump self-priming backflow self controller
CN204841539U (en) * 2015-07-21 2015-12-09 胡群芳 Two oar stirred tanks of gas recirculation

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CN88200727U (en) * 1988-01-30 1988-10-19 中国科学院化工冶金研究所 Mixing and clearing extractor of upright series double mixing chamber
EP1019565A1 (en) * 1997-09-10 2000-07-19 GRS Recycling GmbH & Co. KG Method for preparing alkaline metal-containing etching solutions
CN101991971A (en) * 2009-08-11 2011-03-30 中国科学院过程工程研究所 Mixer settler for three-phase extraction
CN103120863A (en) * 2013-01-28 2013-05-29 中国科学院过程工程研究所 Liquid-liquid extraction mixer-settler and extraction method and application thereof
CN204386896U (en) * 2014-12-04 2015-06-10 崔正军 Centrifugal pump self-priming backflow self controller
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109273128A (en) * 2018-10-17 2019-01-25 中国核电工程有限公司 A kind of big stream of novel nuclear fuel post-processing compares mixer-settler
CN109646996A (en) * 2019-01-31 2019-04-19 中国核电工程有限公司 Mixer-settler
CN111151034A (en) * 2020-01-03 2020-05-15 中国核电工程有限公司 Flow regulating device and mixer-settler

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