CN1094780C - Self-rotating guide device for multilayer stirring rake - Google Patents
Self-rotating guide device for multilayer stirring rake Download PDFInfo
- Publication number
- CN1094780C CN1094780C CN00102746A CN00102746A CN1094780C CN 1094780 C CN1094780 C CN 1094780C CN 00102746 A CN00102746 A CN 00102746A CN 00102746 A CN00102746 A CN 00102746A CN 1094780 C CN1094780 C CN 1094780C
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- guide shell
- guiding device
- oar
- supporting arm
- multilayer
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Abstract
The present invention relates to a self-rotating guide device for multilayer stirring paddles, which comprises a supporting shaft sleeve, support arms, a stop block and flow guide elements, wherein the support shaft sleeve is sheathed on a stirring shaft and is positioned on a hollow cylinder which rotates along the stirring shaft between the two stirring paddles; the stop block is fixed to the stirring shaft and is positioned on a hollow cylinder which is arranged under the support shaft sleeve; the support arms with the same length are fixedly arranged on the outer wall of the support shaft sleeve in the radial direction, and the outer end parts are provided with flow guide elements; the flow guide elements are arc-shaped flow guide sheets or flow guide barrels of which the inner walls are provided with baffle plates. The present invention has the advantages of enhanced oar efficiency, good integral circulation, uniform dispersion of disperse phase, good mass transfer effect, and reduction of power consumption.
Description
The present invention relates to the spin guiding device that is used for the multilayer paddle in the heterogeneous systems such as liquid phase, gas phase and solid phase, be widely used in industries such as petrochemical industry, environmental project, biology and pharmacy.
Be widely used in the multilayer oar agitating device in the industries such as petrochemical industry, environmental project, biology and pharmacy at present, the reasonable coupling in flow field is a complexity and problem to be solved is arranged between its multilayer oar, with factors such as oar spacing, fluid flow pattern, paddle patterns relation is arranged all.With the oar spacing is example, and when oar spacing hour, the flow field that each oar produces influences each other greatly, makes the power increase of each oar mean consumption, and its usefulness obviously reduces; When the oar spacing was big, the flow field that each oar produces interacted little, has static " dead band " between oar, can cause the whole Cycle Difference in the multilayer oar agitating device.If decentralized photo (as: gas phase, solid phase or second liquid phase) is arranged when existing, treat that decentralized photo is difficult for being uniformly dispersed in groove, alternate contact and mass transfer effect are poor, and the volume that effectively utilizes of its device reduces.
At this problem, the patent No. is US 3,815,879 United States Patent (USP) has proposed a kind of: the method that installs and fixes the formula guide shell on each oar of multilayer paddle is respectively solved, but this method easily causes the segmentation circulation, between two paddles, still have static " dead band " to exist, fail to deal with problems fully.
The object of the invention is to provide a kind of can strengthen multilayer oar stirring efficiency, make the usefulness of each oar improve, the integral body of multilayer oar agitating device is circulated, decentralized photo is uniformly dispersed, mass transfer effect is good, but reduces the spin guiding device that is used for the multilayer paddle of its energy consumption.
Embodiment of the present invention are as follows:
The spin guiding device that is used for the multilayer paddle provided by the invention is characterized in that: comprise supporting sleeve, supporting arm, locating part and diversion member; Supporting sleeve is a hollow cylinder, is sleeved on the shaft, rotates along shaft between two paddles; Locating part is a hollow cylinder, is fixed on the shaft, be positioned at supporting sleeve below; The supporting arm of equal in length radially is fixedly mounted on the supporting sleeve outer wall, and its outer end is equipped with diversion member;
Diversion member can be baffled guide shell on arc flow deflector or the inwall; The arcwall face of described arc flow deflector is attached to the outer end fixed installation of supporting arm, or is fixedly mounted on the end of supporting arm perpendicular to supporting arm, and at this moment, the relative axle center of its arcwall face is outwards outstanding, and integral body is elliposoidal; Baffle plate on the described guide shell inwall and guide shell is contour or not contour can be parallel or favour the guide shell axis and install; Described guide shell inwall links to each other with the supporting arm outer end.
The spin guiding device that is used for the multilayer paddle provided by the invention can make the usefulness of each oar improve, and the integral body of multilayer oar agitating device is circulated, and decentralized photo is uniformly dispersed, and mass transfer effect is good, reduces its energy consumption again.
Further describe the present invention below in conjunction with drawings and Examples:
Accompanying drawing 2 is used for the example structure schematic diagram of double-deck oar agitating device for the present invention;
Accompanying drawing 6 is used for other example structure schematic diagram of double-deck oar agitating device for the present invention;
Accompanying drawing 7 is present normally used double-deck oar surface aeration formula agitating device structural representation;
Accompanying drawing 8 is used for the structural representation of double-deck oar surface aeration formula agitating device for the present invention.
Wherein: upstream oar 1 downstream oar 2 shafts 3
Tank diameter baffle plate 4 supporting sleeves 5 supporting arms 6
Locating part 7 arc flow deflectors 81 guide shells 82
Guide shell baffle plate 91,92,93,94 surface aeration oars 11
The downstream disperses oar 21
As seen from the figure, the spin guiding device that is used for the multilayer paddle provided by the invention is characterized in that: comprise supporting sleeve 5, supporting arm 6, locating part 7 and diversion member; Supporting sleeve 5 is a hollow cylinder, is sleeved on the shaft 3, between two paddles, promptly between upstream oar 1 and the downstream oar 2; Locating part 7 is a hollow cylinder, is fixed on the shaft 3, be positioned at supporting sleeve 5 below; The supporting arm 6 of equal in length radially is fixedly mounted on supporting sleeve 5 outer walls, and diversion member is installed in the outer end of supporting arm 5; Diversion member can be an arc flow deflector 81, also can be baffled guide shell 82 on the inwall; The arcwall face of described arc flow deflector 81 can be close to the outer end fixed installation of supporting arm 6, also can be fixedly mounted on the end of supporting arm 6 perpendicular to supporting arm 6, and at this moment, the relative axle center of its arcwall face is outwards outstanding, is elliposoidal; Baffle plate 91 in the described guide shell 82 is contour or not contour with guide shell 82, can be parallel or favour guide shell 82 axis and be installed on guide shell 82 inwalls; Described guide shell 82 inwalls link to each other with supporting arm 6 outer ends.
Fig. 1 is the structural representation of present normally used double-deck 45 ° of hinged joint oar agitating devices, and Fig. 2 is the structural representation that double-deck oar agitating device of the present invention has been installed.Diversion member in embodiment illustrated in fig. 2 is an arc flow deflector 81, its arcwall face is close to the outer end fixed installation of supporting arm 6, and quantity is 6, and the transverse projection of arc flow deflector 81 highly is 80mm, width is 20mm, and the outer back gauge of monosymmetric arc flow deflector 81 is 65mm; Locating part 7 is fixedly mounted on the shaft 3 below the supporting sleeve 5.At single liquid-phase system, be example (as shown in Figure 1) with double-deck 45 ° of hinged joint oar agitating devices, when two oar spacings hour, the flow field that produces of oar influences each other greatly up and down, the power and the usefulness of each oar mean consumption are lower than single-blade; Spin guiding device of the present invention is installed on the shaft 3 of 2 on upstream oar 1 and downstream oar (as shown in Figure 2), the part radial flow of liquid that upstream oar 1 is produced changes direction through arc flow deflector 81, enter downstream oar 2 with the proper flow direction, improve the efficient of downstream oar 2, improved the average power consumption and the usefulness of each oar.Experiment showed, the device that uses among Fig. 1, its power of agitator is 0.798W, the device (as shown in Figure 2) behind employing the present invention, and its power of agitator is 1.016W, power has increased by 27.3%.
Fig. 3 is used for another example structure schematic diagram of double-deck oar agitating device for the present invention.As shown in Figure 3, diversion member is the guide shell 82 that has baffle plate 91 on the inwall, and guide shell 82 highly is 105mm, internal diameter is 62mm, and guide shell baffle plate 91 quantity are 6, highly is 105mm, width is 6mm, and locating part 7 is fixedly mounted on the shaft 3 below the supporting sleeve 5.
Fig. 4 is used for the another example structure schematic diagram of double-deck oar agitating device for the present invention.As shown in Figure 4, diversion member is the guide shell 82 that has baffle plate 92 on the inwall, and guide shell 82 highly is 105mm, internal diameter is 62mm, and guide shell baffle plate 92 quantity are 6, highly is 80mm, width is 6mm, and locating part 7 is fixedly mounted on the shaft 3 below the supporting sleeve 5.
Fig. 5 is used for a double-deck oar agitating device example structure schematic diagram again for the present invention.As shown in Figure 5, diversion member is the guide shell 82 that has baffle plate 93 on the inwall, guide shell 82 highly is 105mm, internal diameter is 62mm, and guide shell baffle plate 93 quantity are 6, and width is 6mm, the baffle plate standoff height is 60mm, projection width is 10mm, and end distance guide shell 82 upper surfaces distances be 10mm on the baffle plate, and locating part 7 is fixedly mounted on the following shaft 3 of supporting sleeve 5.
Fig. 6 is used for other example structure schematic diagram of double-deck oar agitating device for the present invention.As shown in Figure 6, diversion member is the guide shell 82 that has baffle plate 94 on the inwall, and guide shell 82 highly is 105mm, and internal diameter is 62mm, guide shell baffle plate 94 quantity are 12, highly be 35mm, width is 6mm, and per two is one group, install for totally 6 groups, two baffle spacings are 10mm in every group, and the upper surface of end distance guide shell 82 distance be 10mm on the baffle plate of top, and locating part 7 is fixedly mounted on the following shaft 3 of supporting sleeve 5.
At gas, liquid, liquid tri-phase system, be example (as shown in Figure 7) with double-deck oar surface aeration equipment, divide under the bigger situation of rate in the light liquid phase volume, mixing fully of two liquid phases needs bigger speed of agitator, gas phase dispersion is inhomogeneous, between two oars flow field coupling bad, whole circulation is relatively poor in the groove.Spin guiding device of the present invention is installed on its shaft 3, is positioned at surface aeration oar 11 and downstream and disperses 21 on oar (as Fig. 3, Fig. 4, Fig. 5, shown in Figure 6), the upper strata light liquid enters the downstream through guide shell 82 and disperses oar 21, make the dispersion of two liquid phases mix more or less freely, the vapor phase stream that sucks enters the downstream through guide shell 82 and disperses oar 21, through the downstream disperse oar 21 be distributed to bottom land and around, make gas phase dispersion even, mass transfer effect improves, and the whole circulation of groove inner fluid better.Experiment showed, the device that uses among Fig. 7, the gas Liquid Mass Transfer Coefficient under its unit liquid phase volume, the unit power consumption is 0.0084s
-1/ (W/L), and the device (as Fig. 3, Fig. 4, Fig. 5, shown in Figure 6) behind employing the present invention, the gas Liquid Mass Transfer Coefficient under its unit liquid phase volume, the unit power consumption is respectively 0.014s
-1/ (W/L), 0.012s
-1/ (W/L), 0.015s
-1/ (W/L), 0.010s
-1/ (W/L), increased 67%, 43%, 78%, 19% respectively.
Fig. 7 is present normally used double-deck oar surface aeration formula agitating device structural representation, Fig. 8 is used for the structural representation of double-deck oar surface aeration formula agitating device for the present invention, diversion member embodiment illustrated in fig. 8 is an arc flow deflector 81, its arcwall face is fixedly mounted on the outer end of supporting arm 6 perpendicular to supporting arm 6, quantity is 6, the relative axle center of arcuate directions is outwards outstanding, integral body is elliposoidal, its transverse projection highly is 100mm, width of blade is 21mm, and locating part 7 is fixedly mounted on the shaft below the supporting sleeve 5.
At the gas-liquid phase system, with normally used double-deck oar surface aeration formula device is example (as shown in Figure 7), the flow field coupling is bad between upstream oar and downstream oar, whole circulation is relatively poor in the groove, gas phase dispersion is inhomogeneous, focuses mostly on around the oar of upstream and liquid layer top, and liquid layer depths and bottom land partly exist the bubble what is called " dead band " that is beyond one's reach, cause Gas-Liquid Dispersion and mass transfer effect poor, the device effective volume reduces.Disperse in surface aeration oar 11 and downstream on the shaft 3 of 21 on oar spin guiding device of the present invention (as shown in Figure 8) to be installed, can make high speed that surface aeration oar 11 produces radially gas-liquid flow change directions through arc flow deflector 81, enter the downstream with the proper flow direction and disperse oar 21, through the downstream disperse oar 21 be distributed to bottom land and around, make gas phase dispersion even, mass transfer effect improves; And when gas-liquid spin guiding device spins at a high speed, in groove, form the space of an approximate sealing under the effect of gas-liquid incoming flow, flow downward vertically in the space, upwards flow vertically outside the space, circulate thereby form in groove, make the flow field coupling good, power consumption reduces.Experiment showed, the device that uses among Fig. 7, its incorporation time is 2.393s, and the gas Liquid Mass Transfer Coefficient under unit liquid phase volume, the unit power consumption is 0.0057s
-1/ (W/L), and the device (as shown in Figure 8) behind employing the present invention, its incorporation time is 1.730s, and incorporation time has shortened 28%, and the gas Liquid Mass Transfer Coefficient under unit liquid phase volume, the unit power consumption is 0.016s
-1/ (W/L), increased 181%.
Claims (10)
1. a spin guiding device that is used for the multilayer paddle is characterized in that: comprise supporting sleeve, supporting arm, locating part and diversion member; Supporting sleeve is a hollow cylinder, is sleeved on the shaft, rotates along shaft between two paddles; Locating part is a hollow cylinder, is fixed on the shaft, is positioned at below the supporting sleeve; The supporting arm of equal in length radially is fixedly mounted on the supporting sleeve outer wall, and diversion member is installed in the outer end of supporting arm.
2. by the described spin guiding device that is used for the multilayer paddle of claim 1, it is characterized in that: described diversion member is the arc flow deflector.
3. by the described spin guiding device that is used for the multilayer paddle of claim 1, it is characterized in that: described diversion member is baffled guide shell on its inwall.
4. by the described spin guiding device that is used for the multilayer paddle of claim 2, it is characterized in that: the arcwall face of described arc flow deflector is attached to the outer end fixed installation of supporting arm.
5. by the described spin guiding device that is used for the multilayer paddle of claim 2, it is characterized in that: the arcwall face of described arc flow deflector is fixedly mounted on the end of supporting arm perpendicular to supporting arm, its arcuate directions is that relative axle center is outwards outstanding, and integral body is elliposoidal.
6. by the described spin guiding device that is used for the multilayer paddle of claim 3, it is characterized in that: baffle plate and guide shell on the described guide shell inwall are contour.
7. by the described spin guiding device that is used for the multilayer paddle of claim 3, it is characterized in that: baffle plate and guide shell height on the described guide shell inwall are unequal.
8. by the described spin guiding device that is used for the multilayer paddle of claim 3, it is characterized in that: the baffle plate on the described guide shell inwall favours the guide shell axis and installs.
9. by the described spin guiding device that is used for the multilayer paddle of claim 3, it is characterized in that: the baffle plate on the described guide shell inwall is parallel to the guide shell axis and installs.
10. by the described spin guiding device that is used for the multilayer paddle of claim 3, it is characterized in that: described guide shell inwall links to each other with the supporting arm outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00102746A CN1094780C (en) | 2000-02-22 | 2000-02-22 | Self-rotating guide device for multilayer stirring rake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00102746A CN1094780C (en) | 2000-02-22 | 2000-02-22 | Self-rotating guide device for multilayer stirring rake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1310041A CN1310041A (en) | 2001-08-29 |
| CN1094780C true CN1094780C (en) | 2002-11-27 |
Family
ID=4576535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00102746A Expired - Fee Related CN1094780C (en) | 2000-02-22 | 2000-02-22 | Self-rotating guide device for multilayer stirring rake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1094780C (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111672367A (en) * | 2020-07-22 | 2020-09-18 | 湖南广盛源医药科技有限公司 | Dispersing and shearing device for disinfectant production and using method thereof |
| CN114797557A (en) * | 2022-03-31 | 2022-07-29 | 国家能源集团宁夏煤业有限责任公司 | Stirring device and mixing apparatus |
| CN118384763B (en) * | 2024-06-28 | 2024-09-17 | 山东亿嘉农化有限公司 | Insecticide blending device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2010688A (en) * | 1977-12-22 | 1979-07-04 | Draiswerke Gmbh | Mixing apparatus |
| SU1139488A1 (en) * | 1983-10-19 | 1985-02-15 | Украинское научно-производственное объединение целлюлозно-бумажной промышленности | Device for preparing suspensions |
| DE3332069A1 (en) * | 1983-09-06 | 1985-03-21 | Hoechst Ag | STIRRERS FOR STIRRING NEAR THE WALL |
| EP0178349A2 (en) * | 1984-10-19 | 1986-04-23 | CARLE & MONTANARI S.p.A. | An autoclave for processing cocoa liquor |
| CN1057405A (en) * | 1990-06-15 | 1992-01-01 | 住友重机械工业株式会社 | Mixer |
| CN2205242Y (en) * | 1994-09-29 | 1995-08-16 | 戴自梁 | Reactor |
-
2000
- 2000-02-22 CN CN00102746A patent/CN1094780C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2010688A (en) * | 1977-12-22 | 1979-07-04 | Draiswerke Gmbh | Mixing apparatus |
| DE3332069A1 (en) * | 1983-09-06 | 1985-03-21 | Hoechst Ag | STIRRERS FOR STIRRING NEAR THE WALL |
| SU1139488A1 (en) * | 1983-10-19 | 1985-02-15 | Украинское научно-производственное объединение целлюлозно-бумажной промышленности | Device for preparing suspensions |
| EP0178349A2 (en) * | 1984-10-19 | 1986-04-23 | CARLE & MONTANARI S.p.A. | An autoclave for processing cocoa liquor |
| CN1057405A (en) * | 1990-06-15 | 1992-01-01 | 住友重机械工业株式会社 | Mixer |
| CN2205242Y (en) * | 1994-09-29 | 1995-08-16 | 戴自梁 | Reactor |
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| Publication number | Publication date |
|---|---|
| CN1310041A (en) | 2001-08-29 |
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|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021127 |