CN109894215A - A kind of horizontal volute discharging structure medium stirring mill - Google Patents
A kind of horizontal volute discharging structure medium stirring mill Download PDFInfo
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- CN109894215A CN109894215A CN201711300442.8A CN201711300442A CN109894215A CN 109894215 A CN109894215 A CN 109894215A CN 201711300442 A CN201711300442 A CN 201711300442A CN 109894215 A CN109894215 A CN 109894215A
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Abstract
A kind of horizontal volute discharging structure medium stirring, including retainer, mechanical seal, transmission shaft, discharging turbine, discharge chamber, discharging stationary ring, discharging rotating ring, stirring rotator, cylinder-shaped mill chamber, cylinder cap.Discharging turbine is mounted on above transmission shaft, behind discharging rotating ring and discharging stationary ring, it is placed in discharge chamber cavity, there are several vortex grooves on discharging turbine, when annular gap of the slurry between discharging rotating ring and the stationary ring that discharges is discharged, by the centrifugal force effect of discharging turbine, discharge chamber is thrown away in entrained vortex chute, has the function of driving slurry and cleaning discharging cavity.Discharge chamber is fixed on above retainer, discharge port is in the bottom of discharge chamber, inside is a discharging volute slot wide by narrow gradual change, and it is tangent with discharge chamber inner circle, ascending volute gradual change negative pressuren zone is formed with discharging turbine, so that slurry is easy to flow to discharge port, the discharging of volute discharging structure big flow is realized.
Description
Technical field
The invention belongs to medium agitation grinding apparatus fields, and in particular to a kind of horizontal volute discharging structure medium stirring
Mill.
Background technique
Conventional horizontal media Ball-stirring mill discharge method mainly has dynamic and static ring type Dynamic Separation mode and ductwork type quiet at present
State separate mode two major classes, are widely used in the field of milling of coating, ink, dyestuff, mining industry, biology, medicine, electronic material
In.Dynamic and static ring separate mode only forms an annular discharging gap between rotating ring and stationary ring and is supplying since discharge space is limited
Under the action of material pump, many slurries, which accumulate in a large amount of heat of phase mutual friction generation around separator, increases slurry temperature, together
When again mutually obstruction, cause grinding efficiency to reduce.Although ductwork type static separation mode can be according to pipe network diameter to be increased or increasing
The length of big pipe network increases discharge space, but since static discharge method is when encountering the slurry that viscosity is high or consistency is high, glues
Thick material can block mesh because of bonding, and separator is made to fail.Original two kinds of separate modes due to discharging efficiency it is relatively low,
The material being trapped in grinding chamber causes slurry temperature in mill chamber excessively high by grinding repeatedly, so that the grinding of some temperature-sensitive materials
It is restricted.Therefore, invent a kind of volute discharging structure cooperate the high-efficient medium Ball-stirring mill of dynamic and static ring separation function to manufacture and
There is very important meaning using the enterprise of medium stirring mill.
Summary of the invention
It is an object of that present invention to provide a kind of horizontal volute discharging structure media to stir, including retainer, mechanical seal, biography
Moving axis, discharging turbine, discharge chamber, discharging stationary ring, discharging rotating ring, stirring rotator, cylinder-shaped mill chamber, cylinder cap.
Above the transmission shaft installation retainer, when transmission shaft rotates, power is provided to discharging turbine and stirring rotator.
The discharging turbine is mounted on above transmission shaft, behind discharging rotating ring and discharging stationary ring, is placed in discharge chamber cavity
It is interior, there are several vortex grooves on the turbine that discharges, when annular gap of the slurry between discharging rotating ring and the stationary ring that discharges is discharged, by
Centrifugal force to discharging turbine acts on, and throws away discharge chamber in entrained vortex chute, has driving slurry and cleans discharging cavity
Effect.
The discharge chamber is mounted on above retainer, and for discharge port in the bottom of discharge chamber, inside is one wide by narrow gradual change
Discharging volute slot, and it is tangent with discharge chamber inner circle so that discharging turbine is easier slurry to be thrown to discharge port discharge.
The discharging stationary ring, which is mounted on above discharge chamber, forms an annular discharging gap with the discharging rotating ring, plays slurry
Expect the effect separated with abrasive media.
The stirring rotator is a cylindrical body, is evenly distributed with several stick pins in an orderly manner above, and when rotation drives grinding medium
Matter is circled with slurry, and abrasive media and slurry axially move again under the action of pump, stirring rotator axial two
Row's stick pin arranges at a certain distance so that abrasive media generates very big energy density and slurry ground thinner, more evenly.
The cylindrical shape mill chamber and the cylinder cap constitute closed grinding space, and slurry enters cylinder from cylinder cap feed inlet
Shape mill chamber.
Compared with prior art, the present invention having is following advantages:
1) since discharging turbine generates powerful centrifugal force, so that slurry can easily pass through the discharging gap of dynamic and static ring, sucking
Push the discharging volute slot of discharge chamber in the vortex groove of discharging turbine to.Because discharging the driving force and charging pump that turbine itself generates
Thrust so that slurry is smoothly discharged, flow is increased considerably, and production efficiency can increase substantially.
2) since discharging turbine itself generates driving force, have the function of that self-cleaning, material do not bond, without blocking, discharge is more
It is unobstructed.
3) since the discharging volute slot of discharge chamber is the volute space wide by narrow gradual change, so that discharging more smooth, flow more
Greatly, slurry temperature is lower.
Detailed description of the invention
The following further describes the present invention with reference to the drawings.
Fig. 1 is the structural schematic diagram of horizontal volute discharging structure medium stirring mill of the invention: 1- retainer, 2- machinery are close
Envelope, 3- transmission shaft, 4- discharging turbine, 5- discharge chamber, 6- discharging stationary ring, 7- discharging rotating ring, 8- stirring rotator, 9- cylindrical shape mill
Chamber, 10- cylinder cap.
Fig. 2 is the design of part schematic diagram of the discharging turbine in the present invention: 41- vortex groove.
Fig. 3 is the design of part schematic diagram of the discharge chamber in the present invention: 51- discharging volute slot.
Specific embodiment
For a better understanding of the present invention, the invention will be further described below in conjunction with the accompanying drawings.As shown in Figure 1, of the invention
Horizontal volute discharging structure medium stirring mill, the transmission shaft (3) are fixed on the retainer (1) above sidewards, left end installation
There are mechanical seal (2), discharging turbine (4), discharging rotating ring (7) and stirring rotator (8).The cylindrical shape mill chamber (9) is fixed on out
Expect room (5) above, shapes closed grinding space with cylinder cap (10).
The discharging turbine (4) is mounted on transmission shaft (3) above, behind discharging rotating ring (7) and discharging stationary ring (6), sets
In in discharge chamber (5) cavity.There are several vortex grooves (41) in discharging turbine (4), when rotated, discharging turbine (4) generates strong
Slurry by discharging rotating ring (7) and stationary ring (6) annular gap that discharges is pushed to vortex groove (41) by big centrifugal force, so that slurry
It rapidly gets rid of to discharge chamber (5).Slurry during entire discharging not only by the thrust of charging pump, but also by discharging turbine (4)
Centrifugal force, to the utmost improve slurry discharging speed, the temperature generated in grinding by rapidly be discharged grinding chamber in,
Therefore discharging flow is fast, and temperature is low.
The discharge chamber (5) is fixed on retainer (1) above, discharge port in the bottom of discharge chamber (5), inside be one by
The wide discharging volute slot (51) of narrow gradual change, and it is tangent with discharge chamber (5) inner circle, ascending whirlpool is formed with discharging turbine (4)
Spiral shell gradual change negative pressuren zone realizes the discharging of volute discharging structure big flow so that slurry is easy to flow to discharge port.
According to above-mentioned mechanism, inventor has manufactured that a grinding chamber volume is 30 liters, driving motor power is 30 kilowatts
Volute discharging structure medium stirring mill, with original same model have dynamic and static ring material bead separator grinder product ground
Grind a kind of comparison commerical test of higher water-born paint for car chassis of viscosity.It is seen according to prolonged industrial experiment result, it is this to have
Volute discharging structure medium stirring mill has biggish mention than the grinding effect of the medium stirring mill of original common dynamic and static ring separator
Height is embodied in following aspects:
1) grinding efficiency is improved largely.Under identical working condition, the operating current of originally medium stirring mill motor is
36 amperes, yield is 180 kgs/hour；And the operating current of this volute discharging structure medium stirring mill is 38 amperes, yield
It is 400 kgs/hour, the more original medium stirring mill of yield improves 122%.
2) grain diameter being ground in single grinding slurry is thinner, due to increasing the throwing effect of getting rid of of discharging turbine, so that
Grinding effect is significantly improved, and grain diameter reduces 2 ~ 3 microns than original medium stirring mill in a grinding slurry.
3) discharging slurry temperature is substantially reduced.Due to discharging turbine and discharge chamber discharging volute slot interaction,
Under identical working condition, originally the drop temperature of medium stirring mill is 63 DEG C, and this volute discharging structure medium stirring mill
Drop temperature is 40 DEG C.
4) particle diameter distribution of product is relatively narrow.Under identical working condition, the product through 4 grinding production is through laser particle analyzer
Analysis shows this product cut size distribution with the production of volute discharging structure medium stirring mill are as follows: 0.1 ~ 4 micron accounts for 6%, 5 ~ 8
Micron accounts for 89%, 9 ~ 10 micron and accounts for 5%；And the product cut size distribution of original medium stirring mill production are as follows: 0.1 ~ 4 micron account for 17%, 5 ~
8 microns account for 64%, 9 ~ 12 micron and account for 19%.
Volute discharging structure medium stirring mill low cost of the invention, can widely promote on All Media Ball-stirring mill
Using especially to middle and high slurries grinding preparation field tool superior function.If volute discharging structure of the invention is situated between
Matter Ball-stirring mill is widely applied, and in terms of efficient, energy-saving and emission-reduction, improves warp in the industry for being related to extra-fine grinding field every year
Benefit of helping arrives billions of members up to several hundred million.Therefore, the present invention has very big promotional value and application prospect, can widely apply.
Claims (1)
1. the present invention relates to a kind of horizontal volute discharging structure medium stirring mills, comprising: retainer (1), passes mechanical seal (2)
Moving axis (3), discharging turbine (4), discharge chamber (5), discharging stationary ring (6), discharging rotating ring (7), stirring rotator (8), cylinder-shaped mill chamber
(9), cylinder cap (10)；The transmission shaft (3) is fixed on the retainer (1) above sidewards, left end be equipped with mechanical seal (2),
It discharges turbine (4), discharge rotating ring (7) and stirring rotator (8)；The cylindrical shape mill chamber (9) is fixed on discharge chamber (5) above, with
Cylinder cap (10) shapes closed grinding space；The discharging turbine (4) is mounted on transmission shaft (3) above, discharging rotating ring (7) with
It discharges stationary ring (6) below, is placed in discharge chamber (5) cavity, there are several vortex grooves (41) to make slurry fast in discharging turbine (4)
It is got rid of fastly to discharge chamber (5)；The discharge chamber (5) is fixed on retainer (1) above, and discharge port is interior in the bottom of discharge chamber (5)
Portion is a discharging volute slot (51) wide by narrow gradual change, and tangent with discharge chamber (5) inner circle, with discharging turbine (4) formed by
It is small to arrive big volute gradual change negative pressuren zone, so that slurry is easy to flow to discharge port, realize the discharging of volute discharging structure big flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300442.8A CN109894215A (en) | 2017-12-10 | 2017-12-10 | A kind of horizontal volute discharging structure medium stirring mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300442.8A CN109894215A (en) | 2017-12-10 | 2017-12-10 | A kind of horizontal volute discharging structure medium stirring mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109894215A true CN109894215A (en) | 2019-06-18 |
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ID=66941166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711300442.8A Pending CN109894215A (en) | 2017-12-10 | 2017-12-10 | A kind of horizontal volute discharging structure medium stirring mill |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289730A (en) * | 2021-04-28 | 2021-08-24 | 宿州市诚势机电设备有限责任公司 | Ultramicro traditional Chinese medicine cell wall breaking equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1307934A (en) * | 2001-02-12 | 2001-08-15 | 宜兴市洪流集团公司 | Improved sand mill |
| JP2006212488A (en) * | 2005-02-01 | 2006-08-17 | Ashizawa Finetech Ltd | Medium stirring type grinder |
| CN102935397A (en) * | 2012-10-31 | 2013-02-20 | 无锡科技职业学院 | Dual-rotation conical-drum-type horizontal sand mill |
| CN104028343A (en) * | 2014-06-11 | 2014-09-10 | 占天义 | Device for finely crushing and grading through wet process |
-
2017
- 2017-12-10 CN CN201711300442.8A patent/CN109894215A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1307934A (en) * | 2001-02-12 | 2001-08-15 | 宜兴市洪流集团公司 | Improved sand mill |
| JP2006212488A (en) * | 2005-02-01 | 2006-08-17 | Ashizawa Finetech Ltd | Medium stirring type grinder |
| CN102935397A (en) * | 2012-10-31 | 2013-02-20 | 无锡科技职业学院 | Dual-rotation conical-drum-type horizontal sand mill |
| CN104028343A (en) * | 2014-06-11 | 2014-09-10 | 占天义 | Device for finely crushing and grading through wet process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289730A (en) * | 2021-04-28 | 2021-08-24 | 宿州市诚势机电设备有限责任公司 | Ultramicro traditional Chinese medicine cell wall breaking equipment |
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Application publication date: 20190618 |