CN109701412A - A homogenizer for spherical oil storage tanks - Google Patents
A homogenizer for spherical oil storage tanks Download PDFInfo
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- CN109701412A CN109701412A CN201910177875.1A CN201910177875A CN109701412A CN 109701412 A CN109701412 A CN 109701412A CN 201910177875 A CN201910177875 A CN 201910177875A CN 109701412 A CN109701412 A CN 109701412A
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- crude oil
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- storage tank
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- 238000003860 storage Methods 0.000 title claims abstract description 69
- 239000010779 crude oil Substances 0.000 claims abstract description 80
- 239000003921 oil Substances 0.000 claims abstract description 66
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 238000007790 scraping Methods 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 238000005485 electric heating Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 238000003475 lamination Methods 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- -1 that is Substances 0.000 description 1
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
A kind of homogeneous device for spherical oil storage tank is installed at oil storage tank inner bottom center, is made of rotating base, central rotating shaft and disc.The device controls 360 degree low speed rotations of disc according to the density contrast of crude oil medium at different height inside spherical oil storage tank, disc is gone up and down along central rotating shaft and disc disk closes up and is unfolded, the stirring at low speed and scrape, throw of three-dimensional space is formed to oil storage tank inside crude oil medium, settles hybrid manipulation, the mixing homogeneous of crude oil medium three-dimensional space inside spherical oil storage tank is realized, while effectively preventing crude oil mixing Dead Core Problems inside spherical oil storage tank.The low speed rotation of device avoids the electrostatic problem generated due to quick Stirring, and the electric heating system of device efficiently solves crude oil the homogeneous device outer surface mobility is poor, viscosity is higher, obstruction, great Technique Popularizing prospect are led to the problem of to the operation of each structural unit of device.
Description
Technical field
The present invention relates to a kind of homogeneous device for spherical oil storage tank, i.e. one kind is installed in spherical oil storage tank in bottom
At the heart, disc is controlled according to density contrast and closes up and is unfolded, and made in spherical oil storage tank along central rotating shaft oscilaltion and rotation
The device of crude oil homogeneous belongs to petroleum storage equipment technical field.
Background technique
Crude oil, that is, petroleum, it is a kind of with flammable, viscosity and mobility liquid or semisolid mixture.It is this
Mixture includes the hydrocarbon compound that various molecular weights are of different sizes, density is different, volatility is different.When crude oil be poured to
After oil storage tank, wherein the relatively large hydrocarbon compound crude oil medium of density will to oil storage tank lower motion and over time
It is deposited on the lower part or bottom of oil storage tank, the relatively small hydrocarbon compound crude oil medium of density is not easy heavy in the lower part of oil storage tank
Product and be in oil storage tank top, density hydrocarbon compound crude oil medium placed in the middle will be present in oil storage tank middle part or under
Portion, that is, the various hydrocarbon compound crude oil media stood generate lamination by the ascending sequence of density in oil storage tank,
Lightweight, middle matter, heavy crude are respectively at the top, middle part, lower part of oil storage tank.Moreover, being located in the middle part of oil storage tank, in lower part
Matter, heavy crude, viscosity sequentially increase, and mobility sequentially reduces.
Currently, oil storage tank is broadly divided into spherical tank and cylindrical tank by tank body shape.Spherical tank compared with cylindrical tank,
Under same volume and uniform pressure, the can outer surface product of spherical tank is minimum, therefore rolled steel dosage needed for manufacturing tank body is minimum；In phase
In the case of diameter, spherical tank internal stress is minimum, and uniformly, bearing capacity is more much larger than cylindrical tank, the tank of spherical tank
Wall thickness also it is thinner than the tank skin of cylindrical tank very much.Therefore spherical tank is widely used as large capacity, the storage container of pressure-bearing
In relevant industries such as petroleum, chemical industry and metallurgy.
Lamination and its viscosity and mobility unevenness problem of the crude oil medium in oil storage tank, seriously affect crude oil
Conveying operations and technique production.Although some agitating devices are studied and invent in Other Engineering apparatus field, including blade rotation
Turn and pneumatic stirring etc..But, crude oil medium combustibility volatile with regard to crude oil light components and crude oil medium viscosity and flowing
Property special nature, cause low speed rotation blade be affected by crude oil viscosity and mobility be also easy to produce stalling even damage electricity
Machine, and the cause combustion easy to produce static electricity of high speed rotation blade；Gas source used in pneumatic stirring or the limitation of crude oil medium flammability issues,
Or it is influenced to generate vulnerable to crude oil medium viscosity and mobility by the source outlet of the limitation of gas source cost problem and pneumatic stirring
Blockage problem and can not be effectively applied and promote.For spherical oil storage tank, not due to its different height horizontal cross-section circular diameter
There is also stir dead angle area to the mechanically rotary stirring paddle blade of the characteristics of disconnected variation, regular length or fixed position.
Summary of the invention
For the distinctive flammable, viscosity of crude oil and flowability problem, and according to the spherical structure of spherical oil storage tank, this hair
It is bright that a kind of homogeneous device for spherical oil storage tank is provided, it is viscous to solve crude oil dielectric stratifying and medium inside spherical oil storage tank
The problem of property and mobility unevenness.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of novel homogeneous device is installed at spherical oil storage tank inner bottom center.The device by rotating base, central rotating shaft and
Disc forms, and densitometer is embedded on central rotating shaft.Crude oil Media density difference at the different height of spherical oil storage tank inside reaches
When to the rated range upper limit, control system starting executes that heating, rotation, disc is gone up and down and disc disk closes up operation, deposition
It is stirred, scrapes during the weight of oil storage pot bottom saucer on piece, middle matter crude oil are moved about and rotated above and below along central rotating shaft
Cut, throw get rid of and re-mixed with light, the middle matter crude oil in oil storage tank after realize crude oil homogeneous.
Above-mentioned rotating base is installed on spherical oil storage tank inner bottom center, and cross section outer boundary is rounded or regular polygon.
Rotating base passes through the equipment such as the original motor of spherical oil storage tank and Rotation Controllers and carries out low speed whole revolution, and drive and its
Perpendicular central rotating shaft carries out low speed whole revolution.
Above-mentioned central rotating shaft circular in cross-section or regular polygon, are vertically connected at rotating base upper surface, at rotation bottom
Whole revolution is carried out under the drive of seat.Central rotating shaft is made of resistance to compression, anticorrosive material, and wall outer surface is done at electro-thermal coatings
Reason, when heating control system starts, electro-thermal coatings heating, and then the viscosity of crude oil around central rotating shaft is reduced, promote crude oil
Flowing, avoid because crude oil viscosity generate motor stalling even damage the problems such as generation.Central rotating shaft is in different height
There is insulation sealing hole at place, for being embedded in densitometer.Central rotating shaft outside wall surface have self-locking thread, to disc along thereon, backspin
Into execution descending operation.
Above-mentioned disc is concavity body, and vertical plane is rounded, polygon or abnormity.Disc using central rotating shaft as axis, by
Multiple disks are constituted, and disc center has thread ring, and 360 degree of complete cycle rotations are carried out under the drive of rotating base and central rotating shaft
Turn, and carries out low speed or more precession along central rotating shaft outside wall surface screw thread and execute descending operation.All disks on disc are in up time
Needle or sequentially piece side laminated counterclockwise, disk have point of first disk and tail disk, mistake of the disc along central rotating shaft low speed elevation
Cheng Zhong, first disk along being closed up by laminated side disk direction, successively with the second disk, third disk ... tail disk is completely coincident
Laminated.Finally, all disks are all overlapped laminated, and the upright projection of upright projection and single disk after laminated coincides, first
Disk is topmost, and tail disk is in bottom.During disk closes up, for will be disposed thereon for the disk by laminated
The disk for being closed up complete laminated plays the role of scraping blade, has the function of scraping to the crude oil medium deposited thereon,
Closed up for the disk of complete laminated for, the region before not closed up forms vacancy on disc, just conduct
It will be by the feed opening of the crude oil medium on the disk of laminated.The process of blanking is carried out under conditions of disc low speed rotation
, it is equivalent to crude oil medium and is got rid of and settled by throwing under the action of after being scraped in centrifugal intertia force and gravity, and then realize
Weight, middle matter crude oil and light, the re-mixing of middle matter crude oil reach homogeneous purpose inside oil storage tank.Disc is downward along central rotating shaft
When precession executes step-down operation, disk on disc on the contrary carry out, be sequentially unfolded tail disk ... the second disk, first disk, shape
At complete disc concavity body, it is finally down to the bottom of spherical oil storage tank, to start descending operation next time.Disk is concave surface, recessed
Face depth not only to guarantee to install the crude oil medium of deposition, but also guarantee the crude oil medium that deposits thereon by smooth scraping, throw to get rid of and be advisable,
The vertical plane of disk concave surface is fan-shaped, petal, ax-shaped or special-shaped.In the bottom cambered surface of concavity body disc and spherical oil storage tank
Cambered surface avoids matching, and 360 degree of low speed rotations of disc play stirring to the crude oil for being deposited on oil storage pot bottom and promote its flowing
Effect, and when disc rises, closing up for disc disk gets rid of the scraping of crude oil medium, throwing with expansion, effectively prevents
There are problems that dead angle when crude oil mixing inside spherical oil storage tank.Disc is made of resistance to compression, anticorrosive material, and wall outer surface is done
Electro-thermal coatings processing, when heating control system starts, electro-thermal coatings heat and reach heat the crude oil deposited on its outer surface,
And then the generation for the problems such as reducing the viscosity of periphery crude oil, promoting the flowing of crude oil, avoid stalling or even motor damage.
Above-mentioned densitometer is installed on the side wall of central rotating shaft different height, to measure corresponding height place-centric shaft
The crude oil Media density of surrounding.Measured value by automatic collection go forward side by side line density difference calculate, when different height crude oil Media density
When difference reaches the rated range upper limit, i.e., when crude oil medium is layered inside spherical oil storage tank, each control system of device opens in succession
Dynamic heating control system, rotary system, disc disk close up and are unfolded operating system.
Compared with prior art, the present invention makes full use of the original motor of spherical oil storage tank, rotary system and heater etc.
Equipment installs a new device being made of rotating base, central rotating shaft and disc, root additional at spherical oil storage tank inner bottom center
Close up and be unfolded according to different height crude oil Media density difference control disc disk inside spherical oil storage tank, and makes disc with rotation bottom
Seat and central rotating shaft carry out low speed rotation, form that three-dimensional stirs at low speed and scraping, throwing are got rid of, settled to oil storage tank inside crude oil medium
Hybrid manipulation, realize the mixing homogeneous of crude oil medium three-dimensional space inside spherical oil storage tank.Rotating base, central rotating shaft and
Disc carries out low speed rotation operation, can effectively avoid spherical oil storage tank interior media lamination problem and achievees the purpose that homogeneous, simultaneously
Avoid the electrostatic problem generated due to quick Stirring.The electric heating system of central rotating shaft and disc efficiently solves crude oil
The homogeneous device outer surface mobility is poor, viscosity is higher, obstruction, pole are led to the problem of to the operation of each structural unit of device
Has Technique Popularizing prospect.
Detailed description of the invention
Fig. 1 is the homogeneous device schematic diagram that disc is located at bottom.
Fig. 2 is homogeneous device schematic diagram when disc rises certain altitude.
Fig. 3 is disc disk expanded schematic diagram.
Fig. 4 is that disc head disk is closed up and the complete laminated schematic diagram of the second disk.
Fig. 5 is that all disks of disc are closed up complete laminated schematic diagram.
In figure: 1. spherical oil storage tanks, 2. rotating bases, 3. central rotating shafts, 4. densitometers, 5. discs, 51. first disks, 52.
Second disk, 53. tail disks.
Specific embodiment
Homogeneous device in the embodiment of the present invention inside spherical oil storage tank is made of rotating base, central rotating shaft and disc.
Densitometer is embedded on central rotating shaft different height.
Central rotating shaft and disc are made of resistance to compression, anticorrosive material in the embodiment of the present invention, and outer layer wall outer surface is done
Electro-thermal coatings processing.
Rotating base is installed at spherical oil storage tank inner bottom center in the embodiment of the present invention, and cross section outer boundary is rounded
Or regular polygon.
Central rotating shaft of embodiment of the present invention circular in cross-section or regular polygon.
Disc is concavity body in the embodiment of the present invention, and vertical plane is rounded, polygon or abnormity.Disc is by disk structure
At disk quantity is multiple, and disc center has thread ring.
Disk is concave surface in the embodiment of the present invention, and the vertical plane of disk concave surface is fan-shaped, petal, ax-shaped or different
Shape.
The embodiment of the present invention:
A kind of homogeneous device for spherical oil storage tank, homogeneous device signal when disc is located at bottom and rises certain altitude
Figure respectively it is as shown shown in Figure 1 and Figure 2, disc disk expansion, disc head disk closed up with the complete laminated of the second disk with
And all disks of disc are closed up complete laminated schematic diagram respectively as shown in attached drawing 3,4 box attached drawing 5 of attached drawing.Rotating base (2) peace
At spherical oil storage tank (1) inner bottom center, the central rotating shaft (3) and spherical shape oil storage tank (1) phase of rotating base will be perpendicular to
Connection.Densitometer (4) is situated between at central rotating shaft (3) wall surface different height to detect the internal crude oil of spherical oil storage tank (1)
Density at matter different height.Disc (5) is connected disk by its center lantern ring, and passes through lantern ring internal screw thread and central rotating shaft
(3) descending operation of disc (5) on central rotating shaft (3) is completed in external screw thread connection.Disc (5) has multiple edge sequentially laminated
Disk is constituted.When the density difference that densitometer (4) measures at different height on central rotating shaft (3) reaches the upper limit value of rated range
When, heating control system, Rotable Control System, disc lift control system and disc disk close up and are unfolded control system phase
After starting.Firstly, heating control system heats central rotating shaft (2) and disc (5) surface, crude oil is efficiently solved in outer surface
Because mobility is poor, viscosity is higher etc., reasons lead to the problem of obstruction to the operation of each structural unit of device.Secondly, rotation control
System starting rotating base (2) simultaneously drives central rotating shaft (3) and is located at 360 degree of disc (5) progress of spherical oil storage tank (1) bottom
Low speed whole revolution both played certain stirring action to the internal crude oil medium of spherical oil storage tank (1), while avoiding due to fast
The electrostatic problem that fast Stirring generates.Then, disc lift control system starts, and disc (5) is completed along central rotating shaft (3)
Lift operations, while during lifting operations, control disc disk close up and are unfolded, first disk (51) along by laminated side disk,
That is the second disk (52) direction closes up, and is finally completely coincident laminated with tail disk (53).So far, all disks are all overlapped pressure
Folded, disc upright projection and the upright projection of single disk coincide, and first disk is topmost, and tail disk is in bottom.Disc
(5) during disk closes up, for will be for the disk by laminated, the disk disposed thereon for having been closed up complete laminated be risen
The effect for having arrived scraping blade has the function of scraping to the crude oil medium deposited thereon, for being closed up the disk of complete laminated
For, the region before not closed up forms vacancy on disc, just as will be by the crude oil medium on the disk of laminated
Feed opening.The process of blanking is carried out under conditions of disc (5) low speed rotation, is equivalent to crude oil medium and is being scraped it
It is got rid of and is settled by throwing under the action of centrifugal intertia force and gravity afterwards.The low speed rotation that central rotating shaft (3) and disc (5) execute is stirred
It mixes, stirring and disc (5) disk of the disc (5) along the movement generation of central rotating shaft (3) low speed elevation are closed up and be unfolded to crude oil
The scraping of generation throws and gets rid of and settle, and realizes weight inside spherical oil storage tank (1), middle matter crude oil and light, middle matter crude oil in three-dimensional space
Interior mixing homogeneous.When disc (5) executes step-down operation along central rotating shaft, the disk on disc (5) carries out and rises phase
Anti- movement, be sequentially unfolded tail disk (53) ... the second disk (52), first disk (51) form complete disc (5) concavity
Body is finally down to the bottom of spherical oil storage tank (1), when the monitoring of density difference next time reaches rated range upper limit value, repeats
Operation.
Claims (6)
1. a kind of homogeneous device for spherical oil storage tank, is made of rotating base, central rotating shaft and disc, central rotating shaft is different
Densitometer is embedded at height.
2. a kind of homogeneous device for spherical oil storage tank according to claim 1, it is characterized in that: when central rotating shaft is different
When the density difference of densimeter measurement reaches the upper limit value of rated range at height, central rotating shaft and disc surface are heated first,
Efficiently solving crude oil, because mobility is poor, viscosity is higher etc., reasons run each structural unit of device produces in its outer surface
Raw the problem of hindering, secondly rotating base drives central rotating shaft and carries out 360 degree of low speed positioned at the disc of spherical oil storage pot bottom
Whole revolution avoids the electrostatic problem generated due to quick Stirring, and then disc rises along central rotating shaft, while first dish
Piece closes up along the second disk direction, and laminated is finally completely coincident with tail disk, and during disc disk closes up, disk is completed pair
The effect of getting rid of is thrown in the scraping of crude oil medium, and crude oil medium is got rid of and settled by throwing under the action of centrifugal intertia force and gravity, together in
The low speed rotation stirring action of heart shaft and disc realizes weight inside spherical oil storage tank, middle matter crude oil and light, middle matter crude oil and exists
Mixing homogeneous in three-dimensional space.
3. a kind of homogeneous device for spherical oil storage tank according to claim 1, the central rotating shaft is by resistance to compression, resistance to
Rotten material is made, and wall outer surface does electro-thermal coatings processing, when heating control system starts, electro-thermal coatings heating, and then drop
The viscosity of crude oil around low central rotating shaft, promotes the flowing of crude oil, avoids the motor stalling generated by crude oil viscosity even
The generation of the problems such as damage.
4. a kind of homogeneous device for spherical oil storage tank according to claim 1, the central rotating shaft cross section are in
Round or regular polygon, is vertically connected at rotating base upper surface, 360 degree rotation, center is carried out under the drive of rotating base
Shaft outside wall surface has screw thread, makes disc along thereon, lower precession execution descending operation, has insulation close at center pipe axle different height
Sealing of hole is to be embedded in densitometer.
5. a kind of homogeneous device for spherical oil storage tank according to claim 1, the disc is concavity body, vertically
Perspective plane is rounded, polygon or abnormity, disc have multiple disks to constitute using central rotating shaft as axis, and disc center has screw thread
Lantern ring carries out 360 degree rotation under the drive of rotating base and central rotating shaft, and carries out low speed along central rotating shaft outside wall surface screw thread
Upper and lower precession executes descending operation, and disc is made of resistance to compression, anticorrosive material, and wall outer surface does electro-thermal coatings processing, adds
When thermal control system starts, electro-thermal coatings heat and reach heat the crude oil deposited on its outer surface, and then reduce crude oil
The generation for the problems such as viscosity promotes the flowing of crude oil, and the motor stalling generated by crude oil viscosity is avoided even to damage, concavity
The bottom cambered surface of body disc avoids matching with spherical oil storage tank intrados, and 360 degree of low speed rotations of disc are to being deposited on oil storage tank bottom
The crude oil in portion plays the role of stirring and it is promoted to flow, and when disc rises along central rotating shaft, disc disk closes up
Scraping, the throwing of crude oil medium are got rid of with expansion, effectively prevent crude oil mixing Dead Core Problems inside spherical oil storage tank.
6. a kind of homogeneous device for spherical oil storage tank according to claim 5, the disk is concave surface, and concave surface is deep
Degree not only to guarantee to install the crude oil medium of deposition, but also guarantee the crude oil medium that deposits thereon by smooth scraping, throw to get rid of and be advisable, disk
The vertical plane of concave surface is fan-shaped, petal, ax-shaped or special-shaped, and whole disks are in sequentially side piece pressure clockwise or counterclockwise
Folded, disk has a point of first disk and tail disk, and disc is during the central rotating shaft low speed elevation, and first disk is along by laminated side
Disk direction closes up, and laminated is finally completely coincident with tail disk, topmost, tail disk closes up first disk in bottom, disk
In the process, for will be for the disk by laminated, the disk disposed thereon for being closed up complete laminated plays scraping blade
Effect, have the function of scraping to the crude oil medium deposited thereon, be closed up for the disk of complete laminated for, not by
Region before closing up forms vacancy on disc, just as will by the feed opening of the crude oil medium on the disk of laminated, under
The process of material is carried out under conditions of disc low speed rotation, is equivalent to crude oil medium after being scraped in centrifugal intertia force
It is got rid of and is settled by throwing under the action of gravity, and then realize weight inside spherical oil storage tank, middle matter crude oil and light, middle matter crude oil
It re-mixes to reach homogeneous purpose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177875.1A CN109701412B (en) | 2019-03-10 | 2019-03-10 | A homogenizer for spherical oil storage tanks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177875.1A CN109701412B (en) | 2019-03-10 | 2019-03-10 | A homogenizer for spherical oil storage tanks |
Publications (2)
| Publication Number | Publication Date |
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| CN109701412A true CN109701412A (en) | 2019-05-03 |
| CN109701412B CN109701412B (en) | 2021-07-30 |
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ID=66265888
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910177875.1A Active CN109701412B (en) | 2019-03-10 | 2019-03-10 | A homogenizer for spherical oil storage tanks |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152063B2 (en) * | 1981-03-14 | 1986-11-11 | Niigata Engineering Co Ltd | |
| CN205730970U (en) * | 2016-06-24 | 2016-11-30 | 天津多彩雨虹防水材料有限公司 | A kind of water-repellent paint agitator tank |
| CN205760765U (en) * | 2015-11-02 | 2016-12-07 | 江苏金宇防腐科技有限公司 | Automobile preservative bilayer blender |
| CN106457175A (en) * | 2014-04-04 | 2017-02-22 | 米尔顿罗伊欧洲公司 | Stirring propeller |
| CN108311022A (en) * | 2018-04-11 | 2018-07-24 | 新昌县丽晶工业产品设计有限公司 | A kind of pharmacy stirring device of stirrer and its assembly method |
| CN109414661A (en) * | 2017-06-06 | 2019-03-01 | 康明斯排放处理公司 | System and method for mixing exhaust gas and reductant in an aftertreatment system |
-
2019
- 2019-03-10 CN CN201910177875.1A patent/CN109701412B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152063B2 (en) * | 1981-03-14 | 1986-11-11 | Niigata Engineering Co Ltd | |
| CN106457175A (en) * | 2014-04-04 | 2017-02-22 | 米尔顿罗伊欧洲公司 | Stirring propeller |
| CN205760765U (en) * | 2015-11-02 | 2016-12-07 | 江苏金宇防腐科技有限公司 | Automobile preservative bilayer blender |
| CN205730970U (en) * | 2016-06-24 | 2016-11-30 | 天津多彩雨虹防水材料有限公司 | A kind of water-repellent paint agitator tank |
| CN109414661A (en) * | 2017-06-06 | 2019-03-01 | 康明斯排放处理公司 | System and method for mixing exhaust gas and reductant in an aftertreatment system |
| CN108311022A (en) * | 2018-04-11 | 2018-07-24 | 新昌县丽晶工业产品设计有限公司 | A kind of pharmacy stirring device of stirrer and its assembly method |
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| CN109701412B (en) | 2021-07-30 |
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