CN105413556B - A kind of alumina dispersion device - Google Patents
A kind of alumina dispersion device Download PDFInfo
- Publication number
- CN105413556B CN105413556B CN201410469837.0A CN201410469837A CN105413556B CN 105413556 B CN105413556 B CN 105413556B CN 201410469837 A CN201410469837 A CN 201410469837A CN 105413556 B CN105413556 B CN 105413556B
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- CN
- China
- Prior art keywords
- charging basket
- dispersion device
- alumina dispersion
- return duct
- delivery pump
- 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.)
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 239000006185 dispersion Substances 0.000 title claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 15
- 239000004411 aluminium Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
The present invention discloses a kind of alumina dispersion device, including charging basket, stirring motor, delivery pump, return duct, agitating shaft and agitating vane, the top of the charging basket is equipped with feed inlet, lower end offers discharge port, the stirring motor is arranged at the top of the charging basket, the stirring motor and agitating shaft, agitating vane connects, the bottom and the top of the charging basket of the return duct connection charging basket, the delivery pump is arranged at charging basket bottom and is connected across between the return duct, the delivery pump is used to from the charging basket bottom pump to alumina solution in barrel above the charging basket by return duct, formation circulates.Using apparatus of the present invention dispersed alumina solution, can rapid dispersion aluminium oxide, the time used at least saves 10 times；After alumina dispersion than it is more uniform, stable, be not easy to precipitate, be not easy to assemble；It when being used to prepare energy-saving lamp, can reduce the light decay of energy-saving lamp, effectively extend the service life of energy-saving lamp.
Description
Technical field
The present invention relates to a kind of alumina dispersion device, more particularly to a kind of alumina dispersion of fluorescent tube manufacturing field
Device.
Background technology
In fluorescent lamp, aluminium oxide is used for protective film, has the function of to reflect ultraviolet and stops mercury diffusion, while again can
As the binding agent of fluorescent powder, it can effectively improve light efficiency and extend the service life of lamp, be the head for lifting fluorescent lamp products quality
Select scheme.But since alumina dispersion technology has scattered uneven or halfway problem, aluminium oxide use is result in glimmering
Light decay is higher when in light lamp, greatly reduces the light efficiency and service life of fluorescent lamp.
At present, common propeller type and agitating vane are mainly used for alumina dispersion, is that low velocity shear disperses, no
It is enough aluminium oxide shear to disperse, this is unstable by the viscosity for causing every batch of alumina fluid dispersion, the particle after disperseing
Spend uneven, easy precipitation.Such as when an only agitating vane, by the Rate Dispersion of 100~200r/min, effect is bad,
And jitter time speciality, speed slightly soon will the sputterings of slurry surrounding.For another example the practicality of Application No. 201120351886.6 is new
Type is equipped with two mixers and equipped with vacuum pump, reflux bucket, and device therefor is various, of high cost.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of alumina dispersion device, oxygen is effectively solved
Change the problems such as aluminium disperses uneven, easy precipitation, aggregation.
To achieve the above object, the present invention uses following technical scheme：
A kind of alumina dispersion device, including charging basket, stirring motor, delivery pump, return duct agitating shaft and agitating vane, institute
The top for stating charging basket is equipped with feed inlet, and lower end offers discharge port, and the stirring motor is arranged at the top of the charging basket, this is stirred
Motor and the stirring axis connection are mixed, the agitating shaft is stretched into the charging basket, and the paddle is equipped with below the agitating shaft
Piece, one end of the return duct are connected with the bottom of the charging basket, and the other end is passed through above the charging basket in the charging basket, institute
State delivery pump to be arranged at charging basket bottom and be connected across between the return duct, the delivery pump is used for alumina solution in barrel
Pumped to from the charging basket bottom above the charging basket, formation circulates.
Alumina dispersion device as described above, it is preferable that the charging basket is additionally provided with bung, and the bung is equipped with described
Feed inlet, is additionally provided with the hole for being inserted into the agitating shaft.
Alumina dispersion device as described above, it is preferable that the feed inlet is additionally provided with filter mechanism, the filter mechanism
Including filter vat and filtering bung, the filter vat matches with the feed inlet, and the filtering bung offers and described time
The returning charge mouth that flow tube pipe diameter size matches.
Alumina dispersion device as described above, it is preferable that the speed of the delivery pump is 2600~3000r/min.
Alumina dispersion device as described above, it is preferable that the agitating vane is set to zigzag fluted disc agitating vane, institute
It is 2~3 that charging basket diameter, which is stated, with fluted disc agitating vane diameter ratio:1, at least one circular hole is offered on the fluted disc agitating vane.
Alumina dispersion device as described above, it is preferable that agitating vane as described above is at least one.
Alumina dispersion device as described above, it is preferable that the alumina dispersion device is additionally provided with support base, described
Support base is the stent with pulley, and the stent can place the delivery pump, and the branch is provided with the branch that can fix charging basket
Bar, is correspondingly provided with the engaging member to interfix with the strut on the charging basket.
Alumina dispersion device as described above, it is preferable that the alumina dispersion device further includes：Rack, the rack
For fixing stirring motor, the rack is arranged between the delivery pump and the returning charge mouth, and the rack, which is used to protect, to flow back
Pipe.
Alumina dispersion device as described above, it is preferable that the discharge port is equipped with valve, for controlling alumina solution
Discharging speed.
Alumina dispersion device as described above, it is preferable that charging basket as described above makes for stainless steel material, described time
Flow tube makes for stainless steel material or corrosion resistant plastic tube makes.
Using apparatus of the present invention dispersed alumina solution, can rapid dispersion aluminium oxide, the time used at least saves 10 times；Oxygen
Change after aluminium disperses than it is more uniform, stable, be not easy to precipitate, be not easy to assemble；When being used to prepare energy-saving lamp, the light of energy-saving lamp can be made
Decay is few, effectively extends the service life of energy-saving lamp.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention 1.
Fig. 2 is the structure diagram of the preferred embodiment of the present invention 2.
Fig. 3 is the exploded view of specific embodiment 2 in Fig. 2.
Fig. 4 is the structure diagram of preferably agitating vane of the invention.
Wherein drawing reference numeral：1 it is charging basket, 2 be stirring motor, 3 be delivery pump, 4 be return duct, 5 be support base, 6 is
Agitating shaft, 8 be agitating vane, 7 be discharge port, 9 be feed inlet, 1-1 is filtering bung, 1-2 is charging basket right cover, 1-3 is charging basket
Left cover, 1-4 are pleated sheet, 1-5 is returning charge mouth, 1-6 is lauter tub, 1-7 is handle, 4-1 is rack, 5-1 is pulley, 5-2 is branch
Bar, 5-3 are engaging member, 6-1 is agitating shaft opening, 8-1 is tooth, 8-2 is circular hole, 8-3 is fixing piece.
Embodiment
Hereinafter, with reference to the drawings and specific embodiments, the present invention is further explained.It is to be understood that these embodiments are only for
Illustrate the present invention, rather than limit the scope of the invention.The method to set up that actual conditions is not specified in the examples below is led to
Often set according to normal condition.It should be noted that in the case where there is no conflict, in the embodiment and embodiment in the application
Feature can be mutually combined.Turn next to attached drawing and describe in detail in conjunction with the embodiments.
Embodiment 1
As shown in Figure 1, a kind of alumina dispersion device, including charging basket 1, stirring motor 2, delivery pump 3, return duct 4, stirring
Axis 6 and agitating vane 8, charging basket top are equipped with feed inlet 9, and charging basket lower end offers discharge port 7, and stirring motor is arranged on charging basket
Top, stirring motor 2 connect agitating shaft 6, and agitating shaft 6 is stretched into charging basket 1, and the lower section of agitating shaft 6 is equipped with agitating vane 8, reflux
One end of pipe 4 is connected with 1 bottom of charging basket, and the other end can be passed through in charging basket 1 from the feed inlet 9 above charging basket, and delivery pump 3 is arranged at
Charging basket bottom is simultaneously connected across between the return duct 4, and delivery pump is used to pump to alumina solution in barrel from charging basket bottom
Above the charging basket, formation circulates.
Charging basket is built-in alumina solution, and alumina solution is in the case where agitating vane stirs, and agitating vane is to solution
For the shearing force of horizontal direction, bulk alumina dispersion is opened, opens delivery pump, the high speed of delivery pump, which is pumped, to be acted on aluminium oxide
The return duct of solution from binder bottom of the barrel is pumped to above charging basket, is flowed back to again in charging basket, and the speed of blade reaches in delivery pump
To 2600~3000r/min, disperse the continuous Rapid Circulation of alumina solution, give alumina solution vertical direction shearing force,
The problem of effectively preventing aluminium oxide from knotting, and aluminium oxide is uniformly distributed in aqueous solution.
Device using the present invention, for dispersed alumina solution, can reach the effect of rapid dispersion aluminium oxide, institute's used time
Between at least save 10 times；And energy-saving lamp is used to prepare than more uniform after alumina dispersion, can reduce its light decay.
Alumina dispersion device can also be equipped with support base 5, and charging basket 1 is placed in the top of support base 5, by charging basket and ground
Isolation.
Embodiment 2
As shown in Figures 2 and 3, bung is additionally provided with charging basket 1, adds aluminium oxide and aqueous solution for convenience, be easy to open
Bung, bung, which is seen, is set to left cover 1-3 and right cover 1-2, and left cover 1-3 can be connected with right cover 1-2 by pleated sheet 1-4, the left cover
1-3, which is equipped with, offers the opening 6-1 that feed inlet 9 and left cover 1-3 offers insertion agitating shaft 6, and the size for the 6-1 that is open compares agitating shaft
Diameter is big, polarization shift occurs when working easy to agitating shaft, as shown in D in Fig. 2.
In order to effectively remove some impurity, filter mechanism is additionally provided with feed inlet 9, the filter mechanism includes filter vat 1-
6 and filtering bung 1-1, the filtering bung 1-1 be additionally provided with can conveniently unlatching handle 1-7, the filter mechanism with it is described
Feed inlet 9 matches, and the filtering bung 1-1 offers the returning charge mouth 1-5 to match with return duct pipe diameter size.
In order to facilitate mobile charging basket, support base is set to as the stent 5 with pulley 5-1, stent 5, which is additionally provided with, to be consolidated
Determine to be provided with through hole on the strut 5-2, the strut 5-2 of charging basket 1, engaging member 5- is equipped with branch rod through-hole corresponding position outside barrel
3, engaging member 5-3 can be L-shaped, while being fixed on charging basket, another side is provided with the through hole to match with strut, can pass through spiral shell
Silk nut fixes stent and charging basket, as shown in C in Fig. 2.Stent 5 can be made of rectangular tube, can effectively be saved using rectangular tube
About material, the stent can also place delivery pump 3.
To improve stirring efficiency, the agitating vane can be set to zigzag 8-1 fluted disc agitating vanes, as shown in figure 4, described
Blade is set to circular, and multiple circular hole 8-2 are offered on the blade, is additionally provided with the blade for the fixation with stirring axis connection
Part 8-3.As a preferred solution, charging basket diameter/fluted disc diameter uses this ratio between 2-3, it may be observed that one strong
Whirlpool goes directly scattered fluted disc, if dispersion impeller is too small, alumina powder, which is known from experience, to be bonded on chamber wall.
Zigzag fluted disc agitating vane as described above can be set to two.
For stirring motor 2 is fixed on the top of charging basket 1, equipped with rack 4, rack 4 is used to fix stirring motor 2.Conveying
During pump work, return duct can shake because solution is twitched, in order to effectively protect return duct not convey the pressure of solution because of delivery pump
Power causes return duct to jump out, between delivery pump and returning charge mouth, device frame 4-1, in this way, rack 4-1 is applied not only to admittedly
Determine stirring motor, it may also be used for protection return duct 4.
As needed, charging basket can be set to drum, and charging basket can use stainless steel material to make, and the return duct uses stainless steel
Material makes or is made of corrosion resistant plastic tube.
Alumina dispersion device as described above, it is preferable that the discharge port is equipped with valve, for controlling aluminium oxide molten
Liquid discharging speed, can also effectively control the use dosage of alumina solution.The valve can be driven by power valve or hand-operated valve
Door, manually-operated gate can also use gate valve, shut-off valve, throttle valve, plunger valve, diaphragm valve, plug valve, ball valve, butterfly valve, check-valves
Deng.
Using alumina dispersion device manufactured in the present embodiment, the time used in the aluminium oxide of scattered 100kg/ml is conventional oxygen
Change 1/10 of time used in aluminium dispersal device；And than more uniform after alumina dispersion, the preparation for energy-saving lamp makes light decay bright
It is aobvious to reduce, apparatus of the present invention disperse after the light decay of fluorescent lamp for preparing of aluminium oxide within 10%, and film layer is continuous film, and
For the light decay of conventional fluorescent within 20%, film layer has tomography problem, therefore, alumina dispersion prepared by dispersal device of the present invention
Effect is good.
The present invention is described above by reference to the embodiment of the present invention.But these embodiments are used for the purpose of saying
The bright purpose of the present invention, and be not intended to limit the scope of the invention, the scope of the present invention is by appended claims and its equivalence
Thing limits.The scope of the present invention is not being departed from, those skilled in the art can make a variety of alternatives and modifications, these substitute and repair
Changing should all fall within the scope of the present invention.
Claims (7)
- A kind of 1. alumina dispersion device, it is characterised in that including charging basket, stirring motor, delivery pump, return duct, agitating shaft and Agitating vane, the top of the charging basket are equipped with feed inlet, and lower end offers discharge port, and the stirring motor is arranged at the charging basket Top, the stirring motor and the stirring axis connection, the agitating shaft stretches into the charging basket, is equipped with below the agitating shaft The agitating vane, one end of the return duct are connected with the bottom of the charging basket, and the other end is passed through above the charging basket In the charging basket, the delivery pump is arranged at charging basket bottom and is connected across between the return duct, and the delivery pump is used for barrel Middle alumina solution is pumped to above the charging basket from the charging basket bottom, and formation circulates；The feed inlet is additionally provided with filter mechanism, and the filter mechanism includes filter vat and filtering bung, the filter vat and institute State feed inlet to match, the filtering bung offers the returning charge mouth to match with the return duct pipe diameter size；The alumina dispersion device is additionally provided with support base, and the support base is the stent with pulley, and the stent is put The delivery pump is put, the branch is provided with the strut that can fix charging basket, is correspondingly provided with the charging basket and interfixes with the strut Engaging member；The alumina dispersion device further includes：Rack, the rack are used to fix stirring motor, and the rack is arranged on the conveying Between pump and the returning charge mouth.
- 2. alumina dispersion device as claimed in claim 1, it is characterised in that the charging basket is additionally provided with bung, the bung The feed inlet is equipped with, is additionally provided with the hole for being inserted into the agitating shaft.
- 3. alumina dispersion device as claimed in claim 1, it is characterised in that the blade velocity of the delivery pump for 2600~ 3000r/min。
- 4. alumina dispersion device as claimed in claim 1, it is preferable that the agitating vane is set to zigzag fluted disc paddle Piece, the charging basket diameter are 2~3 with fluted disc agitating vane diameter ratio:1, at least one circle is offered on the fluted disc agitating vane Hole.
- 5. alumina dispersion device as claimed in claim 1, it is preferable that agitating vane as described above is at least one.
- 6. alumina dispersion device as claimed in claim 1, it is preferable that the discharge port is equipped with valve, is aoxidized for controlling Aluminum solutions discharging speed.
- 7. alumina dispersion device as claimed in claim 1, it is preferable that charging basket as described above makes for stainless steel material, The return duct makes for stainless steel material or corrosion resistant plastic tube makes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410469837.0A CN105413556B (en) | 2014-09-15 | 2014-09-15 | A kind of alumina dispersion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410469837.0A CN105413556B (en) | 2014-09-15 | 2014-09-15 | A kind of alumina dispersion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105413556A CN105413556A (en) | 2016-03-23 |
| CN105413556B true CN105413556B (en) | 2018-04-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410469837.0A Active CN105413556B (en) | 2014-09-15 | 2014-09-15 | A kind of alumina dispersion device |
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| CN (1) | CN105413556B (en) |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5921679A (en) * | 1995-09-25 | 1999-07-13 | Rutgers, The State University Of New Jersey | Method of chaotic mixing and improved stirred tank reactors |
| US6135628A (en) * | 1995-10-13 | 2000-10-24 | Boehringer Ingelheim Pharmceuticals, Inc. | Method and apparatus for homogenizing aerosol formulations |
| JP3855213B2 (en) * | 1997-08-25 | 2006-12-06 | 日本ペイント株式会社 | Dispersion method and disperser |
| JP2001079379A (en) * | 1999-07-12 | 2001-03-27 | Tokushu Kika Kogyo Kk | Stirrer for finely pulverizing abrasive, stirring blade and mixing blade |
| JP4449850B2 (en) * | 2005-07-26 | 2010-04-14 | パナソニック電工株式会社 | Resin varnish agitator |
| CN201040238Y (en) * | 2007-02-15 | 2008-03-26 | 颜水平 | Stirrer shearing leaf blade |
| CN201108814Y (en) * | 2007-09-04 | 2008-09-03 | 王小华 | Homogenizing mixing dispersion pan |
| CN101972611A (en) * | 2010-09-07 | 2011-02-16 | 苏州世名科技股份有限公司 | Improved structure of dispersion disc |
| CN102895904A (en) * | 2011-07-28 | 2013-01-30 | 虞浩明 | Toothed disk turbine-type stirring device |
| CN202237912U (en) * | 2011-09-20 | 2012-05-30 | 浙江金陵光源电器有限公司 | Alumina solution dispersing device |
| CN202606058U (en) * | 2012-04-05 | 2012-12-19 | 潍坊森瑞特生物科技有限公司 | Starch slurry mixing tank with online filter |
| CN102974242B (en) * | 2012-11-29 | 2015-01-07 | 成都硅宝科技股份有限公司 | Wall-scrapping type high-speed disperse mixer |
| CN103506194B (en) * | 2012-12-07 | 2016-08-10 | 北京理工大学 | A preparation device and method for ultrafine CL-20 |
| CN203389645U (en) * | 2013-07-31 | 2014-01-15 | 东木奥森科技（天津）有限公司 | Reaction kettle with circulating filtering device |
| CN203725087U (en) * | 2014-01-24 | 2014-07-23 | 湖北天鹅涂料股份有限公司 | Paint mixing tank for heating and stirring metallic paint |
-
2014
- 2014-09-15 CN CN201410469837.0A patent/CN105413556B/en active Active
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