CN105771828B - A kind of impact flow reactor for reactive liquid solution - Google Patents
A kind of impact flow reactor for reactive liquid solution Download PDFInfo
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- CN105771828B CN105771828B CN201410793394.0A CN201410793394A CN105771828B CN 105771828 B CN105771828 B CN 105771828B CN 201410793394 A CN201410793394 A CN 201410793394A CN 105771828 B CN105771828 B CN 105771828B
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- 238000002834 transmittance Methods 0.000 description 1
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Abstract
The invention discloses a kind of liquid phase impact flow reactors.The reactor includes reactor shell, the guide shell of horizontally disposed two faces in reactor enclosure body, and each guide shell includes inner barrel and outer barrel, is fixedly connected with from propeller runner close to one end of impingement area in outer barrel.Described is an integral structure from propeller runner comprising four cover cylinder, ring flat-plate, blade and central plate parts.Cover cylinder is connected with ring flat-plate, and the two is used for conducting fluid, and ring flat-plate is connected with outer barrel；Blade is fixed on ring flat-plate, is axially formed an angle with guide shell, as fluid flows therethrough, is done work to it, is rotated under thrust；Central plate is for reducing actual internal area, enhancing spin power.Present invention eliminates the drivings of the external application motor of conventional propeller reactor, eliminate many problems that axle envelope is brought, reduce equipment investment, ensure that the long-term operation of equipment.
Description
Technical field
The present invention relates to a kind of reactors for oil and chemical production field, and in particular to one kind being used for reactive liquid solution
With propeller from driving impact flow reactor.
Background technology
In oil and Chemical Manufacture, there are many processes to be carried out in liquid phase or using liquid as the phase of continuous phase under the conditions of,
Most of these processes further relate to chemically react.Since liquid belongs to condensed state system, molecular motion is extremely limited.It is right
In the process carried out on molecular scale, microcosmic troubled water becomes extremely important.
Percussion flow is to realize a kind of highly effective method quickly mixed.It is hit in opposite directions using two strands of high-velocity fluids,
The impingement region for forming a high turbulence in the reactor, can effectively reduce the external drag in transmittance process, promote mixing,
Enhancing mass and heat transfer.Impact flow reactor is widely used for the chemical processes such as absorbing, mix, conduct heat, crystallize.
Since the 1990s, the research in percussion flow field is obviously turned to liquid continuous phase percussion flow（Liquid-
Continuous Impinging Streams, LIS）Attach most importance to.Patent CN 100364656C are arranged two in reactor shell
After liquid flows separately through both sides guide shell by the driving effect of pump, opposite hit occurs at center for the guide shell of a face.
This reactor is although simple in structure, but has only focused on the impact effects of both ends guide shell fluid, after not considering liquid knockout
Flow condition in the reactor, be easy to causeing reactor both sides, there are dead zones.If in two shock fluids, there are solid catalysis
Agent then be easy to cause catalyst sedimentation, is detained, directly affects reaction depth and product quality.
Propeller is arranged in 102989404 A of patent CN in guide shell, to react using the driving effect of two propellers
Liquid is hit at center in device, while using the effect of guide shell and flow deflector, solving the mixing outside impingement region
Problem.But propeller needs power drive, it is therefore desirable to which peripheral hardware motor increases the overall cost of reactor；In addition, installation spiral shell
The motor shaft of rotation paddle needs to install shaft seal structure on the reactor wall, and long-term operating easily causes damage, influences the long week of reactor
Phase runs.
Invention content
The technical problem to be solved in the present invention is to provide a kind of impact flow reactor for reactive liquid solution, it can not only
Enough strengthen the impact effects of percussion flow, and may be implemented the outer liquid of impingement region it is efficient, be sufficiently mixed, and overcome band spiral
The axle envelope problem of paddle impact flow reactor has advantage simple in structure, reliable for operation.
Used technical solution is the present invention to solve above-mentioned technical problem：
A kind of impact flow reactor for reactive liquid solution, including reactor shell, along level side in reactor enclosure body
To the guide shell of two faces of setting, each guide shell includes inner barrel and outer barrel, in outer barrel close to the one of impingement area
End is fixedly connected with from propeller runner.Described is an integral structure from propeller runner comprising cover cylinder, ring flat-plate, blade and central plate
Four parts.Cover cylinder is connected with ring flat-plate, and the two is used for conducting fluid, and ring flat-plate is connected with outer barrel；Blade is fixed on ring flat-plate, and is led
Flow cartridge axially forms an angle, and as fluid flows therethrough, does work to it, is rotated under thrust；Central plate is for reducing
Actual internal area, enhancing spin power.
Impact flow reactor according to the present invention is provided with a pair of of propeller in the position close to reactor both ends.
The propeller is divided into two parts：Close to the part of outer barrel, also known as vertical component；Part far from outer barrel, is also known as bent
Part.Vertical component is vertical with outer barrel, for driving flow to flow in an axial direction；There is certain angle in bending part with vertical line direction,
Driving flow flows obliquely upward, to form secondary impact with the flow from first shock face；Propeller can be to reactor
Both sides generate disturbance, avoid the formation in dead zone.The propeller is connect by fixing bearing with outer barrel.In the propeller,
The blade of propeller（Blade）For forward bending structure, inclination angle is 15 °~60 °, can rotate towards antecurvature direction and also turn round
Dynamic, propeller blade is designed to flow into the structure of lateral bend to liquid, and inclination angle is 5 °~60 °.The airscrew diameter is
The 1/8~1/1 of reactor or striking face diameter.
Impact flow reactor according to the present invention is also set up in the top and bottom space of the reactor shell
There is distribution drum, for being allocated to the liquid in reactor and water conservancy diversion.Both ends, centre and the striking face pair of the distribution drum
It should locate equal trepanning.Liquid can be entered distribution drum by striking face trepanning, and be flowed out by the trepanning of distribution drum both ends and centre,
To realize water conservancy diversion and distribution of the liquid in reactor.
Impact flow reactor according to the present invention, the reactor are vertical or horizontal.The shape of reactor can be with
For cylindrical shape, rectangular or cast, preferably drum shape.On the left of the reactor and right side is symmetrical structure.
Impact flow reactor according to the present invention, reactor shell are equipped with feed inlet and discharge port.Discharge port is excellent
Bit selecting is in shock plane following position directly.Can discharge port only be set up in centre, or be set up out below three striking faces
Material mouth.
Impact flow reactor according to the present invention, it is in lateral symmetry point that the guide shell, which is distributed in reactor both sides,
Cloth, or it is in longitudinally asymmetric distribution to be distributed in upper and lower ends, and it is in middle position.Such as select horizontal reactor shell, guide shell
Preferably overlapped with the axis of reactor.
It is described to be fixedly connected from propeller runner with outer barrel in the guide shell.Such as it can pass through screw thread from propeller runner
Connection, buckle connection, flanged joint or others are fixedly connected with mode and are fixed on outer barrel.The diameter of wherein outer barrel is typically about
The 1/10~2/3 of reactor or striking face diameter, preferably 1/4~1/2.The ratio of outer barrel and spin impeller diameter is generally 1/5
~1/1, preferably 1/3~1/1.Described two may be designed in the same direction or incorgruous rotation from when propeller runner real-world operation.
Impact flow reactor according to the present invention is integrally formed formula structure with outer barrel from propeller runner.Outer barrel passes through rotation
Shaft is held to be connect with inner cylinder.
Impact flow reactor according to the present invention, wherein the distribution drum（Upper distribution drum, lower distribution drum）It hits
Opening direction is identical as liquid flow direction at face, is designed as horizontal direction trepanning, and intermediate trepanning is designed as vertical direction trepanning.
Compared with prior art, percussion flow Liquid-phase reactor of the invention has the advantages that：Liquid is from spin
Occur to hit for the first time after impeller outflow, the liquid generation two that the liquid flow direction after shock drives after changing with propeller
Secondary shock, therefore a striking face and two secondary impact faces are formd in the reactor, this design greatly strengthens
The microcosmic mixed effect of liquid；Liquid driven is rotated from propeller runner in inner cylinder, and drives propeller rotation by outer barrel, cancels electricity
Machine drives, and eliminates a series of problems that bearing seal is brought（If device long-play easily causes bearing seal damage, influence
The continuity and long periodicity operated to device）；Propeller is set at reactor both ends, eliminates reactor both ends and forms dead zone
Possibility so that the mixing of liquid is more uniform in reactor, more fully；Propeller blade is designed as to front curve knot
Structure strengthens the disturbance effect at reactor both ends, and so that liquid has entirety counterclockwise in reactor or what needle of taking advantage of a situation rotated becomes
Gesture enhances the liquid mixing outside impingement region；Distribution drum plays conducting fluid, can be to the liquid of reactor head and bottom
It reallocates, selects the circulating property for being conducive to liquid in enhancing reactor in both ends, secondary impact face and intermediate trepanning.
The percussion flow of the present invention enhances the impact effects of liquid liquid impact flow reactor, makes the microcosmic mixed effect of reactor
It greatly enhances, the mixed time greatly shortens, and improves production efficiency, enhances the mixing outside impingement region, avoids dead zone
In the presence of so that the synchronism chemically reacted in space reactor each position improves, and helps to improve product quality；Eliminate routine
The external application motor of propeller reactor drives, and eliminates many problems that axle envelope is brought, greatly reduces equipment investment, ensure that
The long-term operation of equipment, it is with good economic efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of reactor.
Fig. 2 is the structural schematic diagram of reactor guide shell.
Fig. 3 is the structural schematic diagram from propeller runner.
Fig. 4 is the structural schematic diagram of propeller.
Specific implementation mode
More detailed description is done to the structure of the liquid phase impact flow reactor of the present invention below in conjunction with attached drawing.
As shown in Figure 1, a kind of liquid phase impact flow reactor of the present invention includes reactor shell 11.Reactor shell 11
Feed inlet 15 and feed inlet 9 is arranged in both ends, and the bottom of reactor shell 11 is provided with discharge port 12.In reactor shell 18
The guide shell 17 of two faces of interior setting.Guide shell 17 is made of inner cylinder 8 and outer barrel 6.The inner cylinder 8 is used for conducting fluid,
Outer barrel 6 is connected by two or more bearings with inner cylinder 8.It is provided with from vane close to one end of impingement area in outer barrel 6
Wheel 3 and 4.It is integrally formed formula structure from propeller runner 3,4 and outer barrel 6, welding can be used in the two or prepared by forging type.
As shown in Fig. 2, for from propeller runner 4, wherein from propeller runner 4 by cover cylinder 20, ring flat-plate 21, blade 18 and central plate
19 are constituted, and cover cylinder 20 is connect with ring flat-plate 21, and ring flat-plate 21 is connect with outer barrel 6, and central plate 19 is placed in the center of cover cylinder 20, several blades
18 are distributed in the annular space between central plate and cover cylinder and ring flat-plate, and the side of blade is connect with ring flat-plate.Blade 18 with it is interior
8 axis of cylinder form an angle, which is generally 5 °~85 °, as fluid flows therethrough, does work to it, occurs under thrust
Rotation.Central plate 19 is for reducing liquid communication sectional area, enhancing spin power.After liquid is imported by inner cylinder 8, flow through from vane
4 driving impeller rotation of wheel, hits in central area after flowing out impeller, forms striking face 13.
As depicted in figs. 1 and 2, impact flow reactor of the invention further includes propeller 7.The propeller 7 passes through solid
Dead axle is held（Connection）It is connected with outer barrel 6.When being rotated under hydro powered from propeller runner 4, outer barrel 6 will be driven to rotate and then driven
Propeller 7 rotates.
As shown in figure 4, propeller 7 includes two parts, vertical component and bending part.Vertical component is vertical with outer barrel,
For driving flow to flow in an axial direction；Bending part has certain angle, driving flow to flow obliquely upward with vertical line direction, with
Secondary impact is formed from the flow of striking face 13, forms other two striking face 5 and 14.Propeller 7 is designed in guide shell axis
To a kind of structure of vertical in-plane bending, the place in dead zone is easily formed for stirring reactor both ends.
As shown in Figure 1, two distribution drums-for conducting fluid can also be arranged in the reactor goes up distribution drum 1 under
Distribution drum 10.Distribution drum 1 and distribution drum 10 are respectively by welding or riveting 2 inside for being fixed on reactor shell.1 He of distribution drum
Distribution drum 10 can the trepanning at both sides, centre and striking face 5 and striking face 14, the liquid after shock is by striking face tapping
It flows into, is flowed out by both sides and intermediate trepanning.Fluid after impingement mix, reaction is discharged through discharge port 12.
Impact flow reactor according to the present invention, 11 shell of the reactor be symmetrical structure, may be used it is vertical or
Horizontal type structure.The shape of reactor shell 11 can be cylindrical or cuboid, preferably cylindrical.The guide shell 17
Reactor both sides or upper and lower ends are distributed in, and are in middle position.The diameter of outer barrel 6 is typically about reactor or striking face is straight
The 1/10~2/3 of diameter, preferably 1/4~1/2.Outer barrel 6 and ratio from 4 diameter of propeller runner be generally 1/5~1/1, preferably 1/3~
1/1.It is described from propeller runner 3 and from when 4 real-world operation of propeller runner, may be designed in the same direction or incorgruous rotation.The propeller is straight
Diameter can be generally the 1/8~1/1 of reactor or striking face diameter, and propeller is forward bending structure, and inclination angle is generally
15 °~60 °, it can rotate towards antecurvature direction and also rotate backward.Propeller blade is designed to the structure to liquid inflow lateral bend,
Inclination angle generally can be 5 °~60 °.The distribution drum（Upper distribution drum, lower distribution drum）Opening direction and liquid flow at striking face
Dynamic direction is identical, is designed as horizontal direction trepanning, intermediate trepanning is designed as vertical direction trepanning.The discharge port 12, which is located at, to be hit
Plane following position directly is hit, can only be set up in centre or below three striking faces while being set up.
In conjunction with Fig. 1, the operation principle or the course of work of liquid phase impact flow reactor of the invention are：Two strands of liquid pass through respectively
Feed inlet 15 and 9 enters reactor, and flows through the inner cylinder 8 in guide shell.Liquid is flowed out through 8 end of inner cylinder, is driven from propeller runner 3
With 4 rotations.The liquid sprayed from propeller runner 3 and 4 is hit, and the liquid after shock is to upper and lower ends or to the two of reactor
The liquid of end flowing, part cycle enters reactor distribution drum 1 setting up and down, after the redistributing of distribution drum 1, flow direction
The both ends of reactor.And from the rotation of propeller runner 3 and 4, it drives outer barrel 6 also to be rotated, 6 one end of outer barrel is fixed on to drive
Propeller 7 rotate with.On the one hand the rotation of propeller 7 is stirred the region at reactor shell inside both ends, will not
Form dead zone；On the other hand, propeller 7 also pushes the center flow for being located at the liquid at reactor both ends to reactor simultaneously, and
It collides again with the liquid flow for flowing to both ends after collision, and forms new impingement area, to further increase reactor
Liquid phase mixed effect.And the liquid after reacting can be discharged via drain hole 12.
Compared with impact flow reactor in the prior art, impact flow reactor of the invention to the structure of guide shell into
Improvement is gone, and in the setting of the end of guide shell from propeller runner, using the hydraulic action of liquid in inner cylinder, driving is revolved from propeller runner
It rotates into and carries out knock-on reaction.The impact flow reactor of the present invention eliminates the external application motor driving of conventional propeller reactor,
Many problems that axle envelope is brought are eliminated, equipment investment is greatly reduced, ensure that the long-term operation of equipment, are had good
Economic benefit.
Claims (14)
1. a kind of impact flow reactor for reactive liquid solution, including reactor shell；It is characterized in that, in reactor enclosure body
The guide shell of horizontally disposed two faces, the guide shell include inner barrel and outer barrel, in outer barrel close to touching
The one end for hitting face is fixedly connected with from propeller runner；Described is an integral structure from propeller runner comprising cover cylinder, ring flat-plate, blade
With four parts of central plate；Cover cylinder is connected with ring flat-plate, and the two is used for conducting fluid, and ring flat-plate is connected with outer barrel；Blade is fixed on ring
It is axial at angle with guide shell on plate；Close to a pair of of propeller of the position of reactor both ends end socket setting, the propeller is logical
Fixing bearing is crossed to connect with the outer barrel.
2. impact flow reactor described in accordance with the claim 1, which is characterized in that the propeller includes two parts：It leans on
The vertical component of nearly outer barrel and the bending part far from outer barrel；The vertical component is vertical with outer barrel, for driving flow edge
Axial flowing；The bending part and vertical line direction have certain angle, driving flow to flow obliquely upward, so as to from first
The flow of striking face forms secondary impact.
3. according to impact flow reactor as claimed in claim 1 or 2, which is characterized in that the blade of the propeller is to antecurvature
Bent structure, inclination angle are 15 °~60 °.
4. according to impact flow reactor as claimed in claim 1 or 2, which is characterized in that the blade design of the propeller to
Liquid flows into the structure of lateral bend, and inclination angle is 5 °~60 °.
5. impact flow reactor described in accordance with the claim 1, which is characterized in that it is described be connected through a screw thread from propeller runner,
Buckle connection or flanged joint are fixed on outer barrel.
6. impact flow reactor described in accordance with the claim 1, which is characterized in that a diameter of reactor of the outer barrel is hit
Hit the 1/10~2/3 of face diameter.
7. impact flow reactor described in accordance with the claim 1, which is characterized in that the ratio of the outer barrel and the impeller diameter that spins
Example is 1/5~1/1.
8. impact flow reactor described in accordance with the claim 1, which is characterized in that described to be integrally formed from propeller runner with outer barrel
Formula structure.
9. impact flow reactor described in accordance with the claim 1, which is characterized in that the outer barrel passes through swivel bearing and inner cylinder
Connection.
10. impact flow reactor described in accordance with the claim 1, which is characterized in that the top and bottom of the reactor shell
Distribution drum is additionally provided in portion space, distribution drum is equipped with trepanning.
11. impact flow reactor according to claim 10, which is characterized in that trepanning side at the striking face of the distribution drum
To identical as liquid flow direction, it is designed as horizontal direction trepanning, intermediate trepanning is designed as vertical direction trepanning.
12. impact flow reactor described in accordance with the claim 1, which is characterized in that in reactor shell be equipped with feed inlet and
Discharge port, discharge port, which is located at, hits plane following position directly.
13. impact flow reactor described in accordance with the claim 1, which is characterized in that the guide shell is distributed in reactor both sides
In lateral symmetry distribution, or it is in longitudinally asymmetric distribution to be distributed in upper and lower ends, and is in middle position.
14. impact flow reactor according to claim 7, which is characterized in that the outer barrel and spin impeller diameter
Ratio is 1/3~1/1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410793394.0A CN105771828B (en) | 2014-12-20 | 2014-12-20 | A kind of impact flow reactor for reactive liquid solution |
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| CN201410793394.0A CN105771828B (en) | 2014-12-20 | 2014-12-20 | A kind of impact flow reactor for reactive liquid solution |
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| CN105771828A CN105771828A (en) | 2016-07-20 |
| CN105771828B true CN105771828B (en) | 2018-11-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106423002A (en) * | 2016-10-24 | 2017-02-22 | 李泽深 | Impinging stream reaction and separation integration device and impinging stream reaction and separation integration method for liquid-liquid reaction system |
| CN106475025B (en) * | 2016-11-09 | 2019-12-03 | 青岛科技大学 | A method for continuous preparation of nanomaterials in a coaxial impingement flow reactor |
| CN108372055A (en) * | 2016-11-16 | 2018-08-07 | 江苏景中景工业涂装设备有限公司 | Microfoam spin exhaust-gas treatment environmental protecting device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235136A (en) * | 2008-02-28 | 2008-08-06 | 宁波万华聚氨酯有限公司 | Process for preparing polycarbonate |
| CN102976452A (en) * | 2012-11-20 | 2013-03-20 | 沈阳工业大学 | Cavitation impinging stream reactor for treating high-concentration organic waste water by micro-electrolysis method |
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| US9181521B2 (en) * | 2008-08-06 | 2015-11-10 | Praxair Technology, Inc. | Bioreactor with upward flowing impeller system for use in a mammalian cell culture process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235136A (en) * | 2008-02-28 | 2008-08-06 | 宁波万华聚氨酯有限公司 | Process for preparing polycarbonate |
| CN102976452A (en) * | 2012-11-20 | 2013-03-20 | 沈阳工业大学 | Cavitation impinging stream reactor for treating high-concentration organic waste water by micro-electrolysis method |
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