CN110479126A - A kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid - Google Patents
A kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid Download PDFInfo
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- CN110479126A CN110479126A CN201910408930.3A CN201910408930A CN110479126A CN 110479126 A CN110479126 A CN 110479126A CN 201910408930 A CN201910408930 A CN 201910408930A CN 110479126 A CN110479126 A CN 110479126A
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- blade
- lower layer
- upper blade
- layer
- middle layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention proposes a kind of multilayer mixing components to suspend suitable for solid-liquid two phase liquid.It is made of agitating shaft 1, upper blade 2, middle layer blade 3, lower layer's blade 4 and wheel hub 5.The mixing component can be three layers, four layers, five layers etc..Wherein upper blade 2 and 4 each one groups of lower layer's blade, upper blade 2 is topmost, and for lower layer's blade 4 in bottom, middle layer blade 3 can be 1 group or multiple groups.The upper blade 2 and lower layer's blade 4 of the mixing component are with certain thickness quadratic surface steel plate, and bending curvature is identical, in the form of an " L ", and middle layer blade 3 is T-shape, planar structure.Upper blade 2 is different with the bending direction and setting angle of lower layer blade 4.When the mixing component rotates in stirred tank, lower layer's blade 4 provides the active force flowed up for solid-liquid two phase liquid, upper blade 2 provides the active force in the direction that flows downward, middle layer agitating paddle 3 provides axially and radially mobilization power, guarantee that the solid particle in solution is in suspended state with this, which has the characteristics that convenient processing and manufacture simultaneously.
Description
Technical field
The present invention relates to fluid mixing techniques field, especially a kind of multilayer stirring to suspend suitable for solid-liquid two phase liquid
Component is widely used in the industries such as chemical industry, food.
Background technique
The structural shape and mixed characteristic of mixing component have been largely fixed the mixed effect of system.In industry often
The mixing of solid particle and liquid two phase liquid can be encountered, this mixed process often due to chemical reaction, crystallization etc., need by
Solid particle suspends always, cannot precipitate.As alumina producing Bayer process process in, seeded precipitation is a crucial work
Skill process, and seed precipitation tank is its capital equipment.It needs aluminium hydroxide crystal seed being suspended in sodium aluminate solution always in seed precipitation tank,
By being stirred continuously, the aluminium oxide in solution can be precipitated slowly in aluminium hydroxide.Seed precipitation tank is largely using mechanical at present
Stirring, mechanical stirring have the characteristics that stirring intensity is big, mixing effect is good, low energy consumption compared to air stirring.For solid-liquid two-phase
Being stirred the stirred tank of process, often ratio of height to diameter is bigger, this just needs to be realized with multilayer paddle.
The present invention is based on background above analyses, propose a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid.
Summary of the invention
It is an object of the invention to propose that a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid, the component exist
In stirred tank when rotation, bottom blade can for enough make solution is generated when moving in a circle it is upward circulate, guarantee is molten
Solid particle does not sink in liquid, and middle layer blade mainly generates Radial Flow, upper blade can make solution generate circular motion and
Downward circulates.
Technical solution of the present invention is as follows:
A kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid, by agitating shaft 1, upper blade 2, middle layer blade
3, lower layer's blade 4 and wheel hub 5 form.
The agitating shaft 1 is generally hollow or solid metallic rod, and material can be carbon steel, stainless steel etc..On agitating shaft 1
Hold the connection such as speed reducer and motor.It is viewed from above for by the transmitting of motor rotational energy, it generally rotates clockwise, stirs
The lower end for mixing axis 1 is connect by shaft coupling 5 with each layer blade.
There are two the upper blades 2, and positioned at the top layer of multiple impellers, axial symmetry is installed on the two of agitating shaft 1
End.Upper blade 2 is in the form of an " L ".In the case where steel plate thickness is ignored, the not instead of planar graph of upper blade 2 has one
Fixed curvature, the head of upper blade 2, middle part, end bending curvature are identical, and bending radius is about 2 length of upper blade
1/3~1/10.The length dimension of 2 end of upper blade is about the 1/4~1/3 of 2 entire length of upper blade.
There are two the middle layer blades 3, positioned at the middle layer of multiple impellers, axial symmetry installation and the two of agitating shaft 1
End, in the case where steel plate thickness is ignored, middle layer blade 3 is planar graph, and " T " shape shape.3 tip lengths ruler of middle layer blade
The 1/5~1/2 of very little about 3 entire length size of middle layer blade.Excessive fillet is opened in blade 3 end in middle layer, and on-right angle, excessively circle
Angle radius of curvature is between 5~20mm.3 installation position of middle layer blade can be vertical with upper blade 2, can also be flat with upper blade 2
Row.
There are two lower layer's blades 4, and positioned at the lowest level of multiple impellers, axial symmetry is installed on the two of agitating shaft 1
End.Lower layer's blade 4 is also in the form of an " L ".In the case where steel plate thickness is ignored, the not instead of planar graph of lower layer's blade 4 has
Certain curvature, the head of lower layer's blade 4, middle part, end bending curvature are identical, about the 1/3 of 4 length of lower layer's blade~
1/10.The length dimension of 4 end of lower layer's blade is about the 1/4~1/3 of 2 entire length of upper blade.Lower layer's blade 4 and stirring
The installation position of axis 1 is in the underface of upper blade 2.
The upper blade 2 is different with lower layer's 4 structures of blade, and the main distinction is plain bending direction difference.From whole
The outside of a mixing component, the length direction along upper blade 2 see that 2 plain bending direction of upper blade is counterclockwise toward inside
Direction;From the outside of entire mixing component, the length direction of salt lower layer blade 4 is seen toward inside, the plain bending side of lower layer's blade 4
To for clockwise.
The upper blade 2 and the axis direction of agitating shaft 1 is at 45 °, from the end of upper blade 2 toward upper blade 2
Head see, be anticlockwise 45 °;Lower layer's blade 4 and the axis direction of agitating shaft 1 is at 45 °, from lower layer's blade
The head of 4 end toward lower layer's blade 4 is seen, is clockwise 45 °.
Lower layer's blade 4 is connected to the bottom of agitating shaft 1, and upper blade 2 is connected to the top layer of agitating shaft 1, in
Between the settable multiple middle layer blades 3 in part, namely entire mixing component can be three layers of paddle, four layers of paddle, five layers of paddle etc., every layer of blade
Equidistant installation in height.
The component being connected as one by agitating shaft 1, upper blade 2, middle layer blade 3, lower layer's blade 4 and wheel hub 5,
It is used in the stirred tank for containing certain solid-liquid two phase liquid, the diameter of the component is about the 1/3~9/10 of stirred tank diameter.Make
The gap of used time, lower layer's blade 4 and stirring trench bottom are smaller, and gap size is about the 1/10 of stirred tank diameter.
Innovation of the invention is to develop a kind of mixing component of particular geometries, suspend for solid-liquid two-phase
Solution is stirred process.The mixing component upper blade 2 and lower layer's blade 4 are L shape shape, and middle layer blade 3 has " T "
Shape, upper blade 2 and lower layer's blade 4 are the quadratic surface figure with same flexure curvature, due to agitating shaft 1
Mounting height is different, and upper blade 2 is different with the orientation of 4 installation of lower layer blade, the bending direction and lower layer's paddle of upper blade 2
The bending direction of leaf 4 is opposite.
The present invention, which proposes one kind for the whipping process of solid-liquid two phase liquid, can guarantee that solid particle suspends without sinking, together
When manufacture New type agitation component easy for installation again.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the mixing component main view of present application example
Fig. 2 is the mixing component top view of present application example
Fig. 3 is the mixing component side view of present application example
Fig. 4 is the 3-D view of the mixing component of present application example
Fig. 5 is 2 3-D view of upper blade of present application example
Fig. 6 is 4 3-D view of lower layer's blade of present application example
Fig. 7 is 3 3-D view of middle layer blade of present application example
In Fig. 1-Fig. 7,1. agitating shafts, 2. upper blades, 3. middle layer blades, 4. lower layer's blades, 5. wheel hubs.
Specific embodiment
The invention proposes a kind of multilayer mixing components to suspend suitable for solid-liquid two phase liquid.The component can for three layers,
Four layers, five layers etc..Wherein upper blade and each one group of lower layer's blade, upper blade topmost, lower layer's blade in bottom, in
Layer blade can be 1 group or multiple groups.The upper blade and lower layer's blade of the mixing component are with certain thickness quadratic surface steel
Plate, bending curvature is identical, in the form of an " L ".Since mounting height is different on agitating shaft, upper blade and lower layer's blade it is curved
It is bent different with setting angle.When the mixing component rotates in stirred tank, lower layer's blade is provided for solid-liquid two phase liquid to upstream
Dynamic active force, upper blade provide the active force in the direction that flows downward, and middle layer agitating paddle provides axially and radially mobilization
Power guarantees that the solid particle in solution is in suspended state with this.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
As shown in figs 1 to 6, it is a kind of suitable for solid-liquid two phase liquid suspend multilayer mixing component, including agitating shaft 1, on
Layer blade 2, middle layer blade 3, lower layer's blade 4 and wheel hub 5.Wherein, wheel hub 5 is used to each layer blade being fastened on agitating shaft 1
On, wheel hub 5 also may be bolted with the solderable connection of each layer blade.Wherein, upper blade 2 is connected to the top of agitating shaft 1,
Lower layer's blade 4 is connected to the bottom of agitating shaft 1, and middle layer blade 3 can be 1 group or multiple groups, thus the mixing component can for three layers,
Four layers, five layers etc., 4 length of upper layer agitating paddle 2, middle layer agitating paddle 3 and lower layer's agitating paddle, width, thickness are all the same, and length is about
The 1/8~1/2 of external stirred tank diameter, width are the 1/10~1/5 of length, and thickness is about 3~20mm.
Wherein, agitating shaft 1 is cylindrical rod piece, can be to be hollow or solid, and the parameters such as diameter, thickness can actual mixt
Torque that material is, rigidity, intensity are determined.Viewed from above, agitating shaft 1 generally rotates clockwise, and revolving speed is not generally high, is less than
300 revs/min.Agitating shaft 1 is connect with external speed reducer, motor etc..
Wherein, upper blade 2 is two, and axial symmetry is connected to the top of agitating shaft 1.Upper blade 2 is whole L-shaped
Shape, is the quadratic surface of certain bending curvature, and bending radius is generally 1/3~1/ that bending radius is about 2 length of upper blade
10.The tip lengths size of upper blade 2 is generally the 1/3 of 2 entire length size of upper blade.Along the length of upper blade 2
Degree direction sees that the end bending direction of upper blade 2 is counterclockwise from outside toward inside.
Wherein, there are two every layer of middle layer blades 3, axial symmetry is connected to the centre of agitating shaft 1, in orientation, middle layer blade 3
It can be mutually perpendicular to upper blade 2, it can also be in the underface of upper blade 2.Middle layer blade 3 is planar graph, is in T-shape,
There is certain round-corner transition in the corner of " T ", and fillet diameter is about 5~20mm.The tip lengths size of middle layer blade 3 is generally
The 1/5~1/2 of 3 entire length size of middle layer blade.Middle layer blade 3 can design multilayer, and every interlayer spacing is identical, in orientation mutually
Vertically.
Wherein, there are two lower layer's blades 4, axial symmetry is connected to the lowest part of agitating shaft 1, is in upper blade 2 in orientation
Underface.Lower layer's blade 4 is in the form of an " L ", is the quadratic surface of certain bending curvature, and bending radius is generally bending radius about
It is the 1/3~1/10 of 4 length of lower layer's blade.The tip lengths size of lower layer's blade 4 is generally 4 entire length ruler of lower layer's blade
Very little 1/3, the length direction along lower layer's blade 4 see that the end bending direction of lower layer's blade 4 is square clockwise from outside toward inside
To.
Wherein, upper blade 2 and the axis direction of agitating shaft 1 are at 45 °, from the end of upper blade 2 toward upper blade 2
Head see, be anticlockwise 45 °;Lower layer's blade 4 and the axis direction of agitating shaft 1 is at 45 °, from lower layer's blade
The head of 4 end toward lower layer's blade 4 is seen, is clockwise 45 °.
Wherein, upper blade 2, middle layer blade 3 and lower layer's blade 4 are equidistantly to arrange in connection height.
Wherein, upper blade 2 and lower layer's blade 4, can be by same materials, the steel plate bending of thickness during processing and manufacturing
At cylindrical tube shape, then cut in cylindrical drum according to specific length and width.
Wherein, in practical applications, entire mixing component is installed in stirred tank, and solid-liquid two is held in stirred tank and is mixed
Liquid drives entire mixing component to stir in stirred tank when agitating shaft 1 rotates clockwise, due to the special knot of lower layer's blade 4
Structure and its mounting means give solution upwards with circumferential dual power, avoid solid particle in the deposition of stirring trench bottom.
Lower layer's blade 4 has certain gap apart from stirring trench bottom, and gap size is generally 1/10th of stirred tank diameter, works as mixing part
When part rotary motion, the solids agitation that trench bottom deposits can be got up in time, avoid particle packing.
Wherein, in practical applications, due to the special construction and its mounting means of upper blade 2, in rotary course, on
Fluid circumferencial direction and downward double action are given in the end of layer blade 2, promote axial circulation of the solid-liquid two-phase in stirred tank
With upper and lower circulation.
Wherein, in practical applications, middle layer blade 3 plays and solid particle is kept to do in stirred tank in rotary course
The effect of circumferential movement.
The above is only the novel preferred embodiment of the present invention, not in any form to the novel work of the present invention
Limitation, although the present invention it is novel have been disclosed in a preferred embodiment above, it is novel that however, it is not intended to limit the invention, any ripe
Professional and technical personnel is known, is not being departed from new technique aspects of the present invention, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, but all without departing from new technique scheme of the present invention
Hold, according to the present invention novel technical spirit any simple modification, equivalent change and modification to the above embodiments, still
Belong in the range of new technique scheme of the present invention.
Claims (7)
1. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid, including agitating shaft 1, upper blade 2, middle layer blade
3, lower layer's blade 4, wheel hub 5.Wherein, wheel hub 5 is for the blade of each layer to be connected and fixed with agitating shaft, between each blade and wheel hub
Connection, can weld or be bolted.Upper blade 2 is located at the top of middle layer blade 3, and lower layer's blade 4, which is connected to, to be stirred
The bottom of axis 1 is mixed, middle layer blade 3 can be 1 group or multiple groups, therefore the mixing component can be three layers, four layers, five layers etc., upper layer
4 length of agitating paddle 2, middle layer agitating paddle 3 and lower layer's agitating paddle, width, thickness are all the same, and length is about external stirred tank diameter
1/8~1/2, width is the 1/10~1/5 of length, and thickness is about 3~20mm.
2. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid according to claim 1, which is characterized in that
Upper blade 2 is two, and axial symmetry is connected to the top of agitating shaft 1.Upper blade 2 is whole in the form of an " L ", for certain bending
The quadratic surface of curvature, bending radius are about the 1/3~1/10 of 2 length of upper blade.The tip lengths size of upper blade 2
Generally the 1/3 of 2 entire length size of upper blade.Length direction along upper blade 2 seen from outside toward inside, upper blade
2 end bending direction is counterclockwise.
3. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid according to claim 1, which is characterized in that
There are two every layer of middle layer blades 3, and axial symmetry is connected to the centre of agitating shaft 1, and in orientation, middle layer blade 3 can be with upper blade 2
It is mutually perpendicular to, it can also be in the underface of upper blade 2.Middle layer blade 3 is planar graph, is in T-shape, the corner of " T " has one
Fixed round-corner transition, fillet diameter are about 5~20mm.It is whole long that the tip lengths size of middle layer blade 3 is generally middle layer blade 3
Spend the 1/5~1/2 of size.Middle layer blade 3 can design multilayer, and every interlayer spacing is identical, orthogonal in orientation.
4. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid according to claim 1, which is characterized in that
There are two lower layer's blades 4, and axial symmetry is connected to the lowest part of agitating shaft 1, and the underface of upper blade 2 is in orientation.Lower layer
Blade 4 is in the form of an " L ", is the quadratic surface of certain bending curvature, it is about that lower layer's blade 4 is long that bending radius, which is generally bending radius,
The 1/3~1/10 of degree.The tip lengths size of lower layer's blade 4 is generally the 1/3 of 4 entire length size of lower layer's blade, along lower layer
The length direction of blade 4 sees that the end bending direction of lower layer's blade 4 is clockwise from outside toward inside.
5. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid according to claim 1, which is characterized in that
Upper blade 2 and the axis direction of agitating shaft 1 are at 45 °, from the end of upper blade 2 toward the head of upper blade 2 in terms of, be the inverse time
45 ° of needle direction;Lower layer's blade 4 and the axis direction of agitating shaft 1 is at 45 °, from the end of lower layer's blade 4 toward lower layer's paddle
The head of leaf 4 is seen, is clockwise 45 °.
6. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid according to claim 1, which is characterized in that
Upper blade 2, middle layer blade 3 and lower layer's blade 4 are equidistantly to arrange in connection height.
7. a kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid according to claim 1, which is characterized in that
Upper blade 2 and lower layer's blade 4 during processing and manufacturing, can by same material, thickness steel plate bending at cylindrical tube shape, so
It is cut in cylindrical drum according to specific length and width afterwards.
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CN201910408930.3A CN110479126A (en) | 2019-05-14 | 2019-05-14 | A kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid |
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CN201910408930.3A CN110479126A (en) | 2019-05-14 | 2019-05-14 | A kind of multilayer mixing component to suspend suitable for solid-liquid two phase liquid |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111804185A (en) * | 2020-07-21 | 2020-10-23 | 湖州倍肽生物科技有限公司 | A agitating unit for medicament |
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JP2003200030A (en) * | 2001-11-05 | 2003-07-15 | Dainippon Ink & Chem Inc | Agitation apparatus |
CN101594927A (en) * | 2006-12-01 | 2009-12-02 | 美国石膏公司 | The agitator that is used for cohesive material |
CN207832623U (en) * | 2018-02-06 | 2018-09-07 | 中国科学院过程工程研究所 | A kind of apparatus for measuring concentration |
CN208660993U (en) * | 2018-08-31 | 2019-03-29 | 重庆信鼎精密机械有限公司 | A kind of high-performance raw material mixing machine |
-
2019
- 2019-05-14 CN CN201910408930.3A patent/CN110479126A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003200030A (en) * | 2001-11-05 | 2003-07-15 | Dainippon Ink & Chem Inc | Agitation apparatus |
CN101594927A (en) * | 2006-12-01 | 2009-12-02 | 美国石膏公司 | The agitator that is used for cohesive material |
CN207832623U (en) * | 2018-02-06 | 2018-09-07 | 中国科学院过程工程研究所 | A kind of apparatus for measuring concentration |
CN208660993U (en) * | 2018-08-31 | 2019-03-29 | 重庆信鼎精密机械有限公司 | A kind of high-performance raw material mixing machine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111804185A (en) * | 2020-07-21 | 2020-10-23 | 湖州倍肽生物科技有限公司 | A agitating unit for medicament |
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Application publication date: 20191122 |