CN114471428A - Gas dispersion device - Google Patents
Gas dispersion device Download PDFInfo
- Publication number
- CN114471428A CN114471428A CN202210091476.5A CN202210091476A CN114471428A CN 114471428 A CN114471428 A CN 114471428A CN 202210091476 A CN202210091476 A CN 202210091476A CN 114471428 A CN114471428 A CN 114471428A
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- CN
- China
- Prior art keywords
- gas
- mixing
- hub
- pipe
- stirring
- 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.)
- Granted
Links
- 239000006185 dispersion Substances 0.000 title claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 59
- 238000003756 stirring Methods 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000012071 phase Substances 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 11
- 239000007791 liquid phase Substances 0.000 claims abstract description 8
- 239000007790 solid phase Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 238000005273 aeration Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
A gas dispersion device. The problem of current gas, solid, liquid mixer part gas not through stirring rake intensive dispersion, influence reaction rate is solved. It includes (mixing) shaft and air inlet unit, air inlet unit include the breather pipe, the (mixing) shaft on be equipped with the stirring rake, the stirring rake include wheel hub and locate the epaxial multi-disc paddle of wheel hub, the breather pipe insert the wheel hub of stirring rake from the bottom of stirring rake in, the paddle be the arc setting, be equipped with the stay tube in the concave type region of arc paddle, stay tube and breather pipe be linked together, the stay tube in be equipped with the mixing unit that is used for gas, solid, liquid three-phase preliminary mixing. The invention has the advantages that through the arrangement of the air inlet unit; the mixing unit is used for carrying out preliminary mixing of gas, solid and liquid phases; and the dispersion of the arc-shaped blades and the injection of the supporting tube realize the complete dispersion of the gas in the solid phase and the liquid phase, so that the gas is fully mixed, and the stirring and mixing effects are enhanced.
Description
Technical Field
The invention relates to the technical field of stirring and mixing, in particular to a gas dispersing device.
Background
In the operation of a gas-solid-liquid three-phase reaction unit, three-phase materials are generally mixed and dispersed by the action of a stirring paddle, no matter which stirring paddle is adopted at present, gas is dispersed into a solid phase and a liquid phase under the shearing operation of the stirring paddle, and gas is easy to generate gas flooding and gas pockets when dispersed by the stirring paddle, so that the gas-solid-liquid three-phase mixing reaction efficiency is influenced, and the energy consumption is higher.
Disclosure of Invention
The invention provides a gas dispersing device, aiming at solving the problem that the reaction rate is influenced because part of gas of the existing gas, solid and liquid stirrer is not fully dispersed by a stirring paddle in the background technology.
The technical scheme of the invention is as follows: the utility model provides a gas dispersion device, includes (mixing) shaft and air inlet unit, air inlet unit include the breather pipe, the (mixing) shaft on be equipped with the stirring rake, the stirring rake include wheel hub and locate the multi-disc paddle on the wheel hub, the breather pipe insert the wheel hub of stirring rake from the bottom of stirring rake in, the paddle be the arc setting, be equipped with the stay tube in the concave type region of arc paddle, stay tube and breather pipe be linked together, the stay tube in be equipped with the mixing unit that is used for gas, solid, liquid three-phase preliminary mixing.
As a further improvement of the invention, the mixing unit is a spiral blade or a metal filler, and when the stirring paddle rotates, the kinetic energy of the liquid discharged radially under the action of rotation and centrifugation and the negative pressure generated by aeration pressure injection are utilized to suck the gas, solid and liquid three-phase materials into the supporting pipe, and the gas, solid and liquid three-phase materials are preliminarily mixed in the mixing unit and then discharged.
As a further development of the invention, the mixing unit is fixed in the support tube by welding, gluing or bolting.
As a further improvement of the invention, the hub is provided with an accommodating cavity, the hub is provided with a flow guide suction pipe, and the flow guide suction pipe is communicated with the accommodating cavity.
As a further improvement of the invention, the number of the blades is 3-6, the supporting tube is communicated with the accommodating cavity, a sealing ring is arranged between the hub and the stirring shaft, and the sealing ring is arranged above the supporting tube and used for sealing the upper part of the accommodating cavity.
As a further improvement of the invention, the vent pipe is inserted into the hub and is abutted against the inner surface of the hub through a positioning support, and a compensation type movable friction pair is arranged on the positioning support.
As a further improvement of the invention, the positioning support comprises a plurality of support legs, each support leg is provided with the compensation type movable friction pair, the compensation type movable friction pair comprises an elastic body and a movable friction pair, the support legs are provided with accommodating grooves for accommodating the elastic bodies, and the elastic bodies are abutted against the movable friction pairs and have a movement trend of driving the movable friction pairs to be away from the accommodating grooves.
As a further improvement of the invention, the stirring shaft is arranged in the reaction kettle, and the gas used for the aeration reaction in the aeration pipe is gas with the gas pressure not less than the static pressure in the reaction kettle.
As a further development of the invention, the concave region of the curved blade is arranged towards above or below the direction of advance of the blade.
As a further improvement of the invention, the vent pipe is provided with a one-way valve for preventing the material from flowing backwards.
The invention has the advantages that through the arrangement of the air inlet unit; the mixing unit is used for carrying out preliminary mixing of gas, solid and liquid phases; and the dispersion of the arc-shaped blades and the injection of the supporting tube realize the complete dispersion of the gas in a solid phase and a liquid phase, so that the gas is fully mixed, the stirring and mixing effect is enhanced, the gas utilization rate and the mixing reaction effect are improved, and the energy consumption is saved. The invention also has the advantages of simple structure, convenient assembly, reliable action, long service life and the like.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 3 is an enlarged schematic view of the structure at I in fig. 1.
Fig. 4 is a schematic structural view of the positioning support 6 in fig. 3.
Fig. 5 is an enlarged structural view of the positioning support 6 in fig. 3.
Fig. 6 is a schematic structural view of the stirring paddle 3 in fig. 1.
Fig. 7 is a schematic view of the structure in the other direction of fig. 6.
In the figure, 1, a stirring shaft; 2. a breather pipe; 3. a stirring paddle; 31. a hub; 311. an accommodating cavity; 32. a paddle; 321. a concave region; 33. supporting a tube; 34. a seal ring; 4. a mixing unit; 5. a flow guiding suction pipe; 6. positioning and supporting; 61. a support leg; 611. a containing groove; 7. a compensation type movable friction pair; 71. an elastomer; 72. a movable friction pair; 8. a reaction kettle; 9. a one-way valve.
Detailed Description
The embodiments of the invention will be further described with reference to the accompanying drawings in which:
shown by fig. 1 in combination with fig. 2-7, a gas dispersion device, including (mixing) shaft 1 and air inlet unit, air inlet unit include breather pipe 2, (mixing) shaft 1 on be equipped with stirring rake 3, stirring rake 3 include wheel hub 31 and locate the multi-disc paddle 32 on the wheel hub 31, breather pipe 2 insert in the wheel hub 31 of stirring rake 3 from the bottom of stirring rake 3, paddle 32 be the arc setting, be equipped with stay tube 33 in the concave type region 321 of arc paddle 32, stay tube 33 be linked together with breather pipe 2, stay tube 33 in be equipped with the mixing unit 4 that is used for gas, solid, liquid three-phase preliminary mixing. The invention has the advantages that through the arrangement of the air inlet unit; the mixing unit is used for carrying out preliminary mixing of gas, solid and liquid phases; and the dispersion of the arc-shaped blades and the injection of the supporting tube realize the complete dispersion of the gas in a solid phase and a liquid phase, so that the gas is fully mixed, the stirring and mixing effect is enhanced, the gas utilization rate and the mixing reaction effect are improved, and the energy consumption is saved. The invention also has the advantages of simple structure, convenient assembly, reliable action, long service life and the like.
The mixing unit 4 is a spiral plate or a metal filler, and when the stirring paddle rotates, the kinetic energy of liquid discharged radially under the action of rotation and centrifugation and the negative pressure generated by aeration pressure injection are utilized to suck the gas, solid and liquid three-phase materials into the supporting pipe 33 and discharge the three-phase materials after primary mixing in the mixing unit 4. Specifically, the mixing unit 4 is fixed in the support tube 33 by welding, bonding, or bolting. The mixing elements are fixed in the supporting pipe by welding, bonding or bolts, when the stirring paddle rotates, the kinetic energy and ventilation pressure jet of the radial discharge of liquid under the action of rotation and centrifugation are utilized, so that the solid and liquid along with the gas and liquid generate negative pressure in the diversion suction pipe, and the gas, solid and liquid three-phase materials are sucked into the supporting pipe to be preliminarily mixed in the mixing elements in the supporting pipe and then discharged, thereby strengthening the stirring and mixing effect, improving the stirring and mixing speed and saving the energy consumption.
The hub 31 is provided with an accommodating cavity 311, the hub 31 is provided with a flow guide suction pipe 5, and the flow guide suction pipe 5 is communicated with the accommodating cavity 311. The guide suction pipe and the ventilation pipe with central positioning form an air inlet unit to ensure the uniform distribution of air. Specifically speaking, the water conservancy diversion straw can be with wheel hub formula structure as an organic whole, certainly in the actual production process, also can be with water conservancy diversion straw and wheel hub setting can dismantle the connection. More specifically, the center positioning of the breather pipe is mainly realized through the positioning support, and the gas coming out from the breather pipe is uniformly distributed to the surfaces of the stirring paddles when the stirring paddles rotate.
The number of the blades 32 is 3-6, the supporting tube 33 is communicated with the accommodating cavity 311, a sealing ring 34 is arranged between the hub 31 and the stirring shaft 1, and the sealing ring 34 is arranged above the supporting tube 33 and used for sealing the upper part of the accommodating cavity 311. Of course, the number of the paddles can be set according to actual needs, and specifically, the concave regions 321 of the arc-shaped paddles 32 are set towards the upper or lower direction of the advancing direction of the paddles 32. When the device is used, the paddle can face the liquid level upwards (the flowing direction is upwards) or downwards (the flowing direction is downwards), and the unique arc-shaped blade and the supporting tube are adopted, so that the airflow is dispersed completely through the strong turbulent eddy of the stirring paddle face, and the back of the paddle can not form air pockets, so that the gas can be fully dispersed and refined, the recombination of a dispersed steam pocket is reduced, the reaction rate is high, and the energy consumption is reduced.
The breather pipe 2 is inserted into the wheel hub 31 and is propped against the inner surface of the wheel hub 31 through a positioning support 6, and a compensation type movable friction pair 7 is arranged on the positioning support 6. Specifically, the positioning support 6 comprises a plurality of support legs 61, each support leg 61 is provided with the compensation type movable friction pair 7, each compensation type movable friction pair 7 comprises an elastic body 71 and a movable friction pair 72, the support legs 61 are provided with accommodating grooves 611 for accommodating the elastic bodies 71, and the elastic bodies 71 abut against the movable friction pairs 72 and have a movement tendency of driving the movable friction pairs 72 to be far away from the accommodating grooves 611. The positioning support of the vent pipe and the flow guide suction pipe is provided with a compensation type movable friction pair, so that the flow guide suction pipe and the vent pipe can be reliably centered, the gas discharged from the vent pipe is uniformly distributed on the surfaces of the stirring paddle when the stirring paddle rotates, and the stable rotation of a stirring shaft system can be supported. Even if the compensation type movable friction pair is worn in the rotation process of the stirring shaft, the compensation type movable friction pair can play a good role in supporting and positioning, so that the product is connected reliably and has long service life. Specifically, the elastic body may be a spring, and during actual production and use, a component capable of providing elasticity, such as rubber, a disc spring, or the like, may also be used.
The stirring shaft 1 is arranged in the reaction kettle 8, and the gas used for ventilation reaction in the ventilation pipe 2 is gas with gas pressure not less than the static pressure in the reaction kettle 8. Specifically, the breather pipe 2 is provided with a one-way valve 9 for preventing materials from flowing backwards. Thus preventing the material from flowing backwards, simultaneously facilitating air intake and reliable mixing,
in the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The skilled person should understand that: although the invention has been described in terms of the above specific embodiments, the inventive concept is not limited thereto and any modification applying the inventive concept is intended to be included within the scope of the patent claims.
Claims (10)
1. The gas dispersing device comprises a stirring shaft (1) and a gas inlet unit, and is characterized in that the gas inlet unit comprises a vent pipe (2), a stirring paddle (3) is arranged on the stirring shaft (1), the stirring paddle (3) comprises a hub (31) and a plurality of blades (32) arranged on the hub (31), the vent pipe (2) is inserted into the hub (31) of the stirring paddle (3) from the bottom of the stirring paddle (3), the blades (32) are arranged in an arc shape, a supporting pipe (33) is arranged in a concave area (321) of the arc-shaped blades (32), the supporting pipe (33) is communicated with the vent pipe (2), and a mixing unit (4) for primarily mixing gas, solid and liquid phases is arranged in the supporting pipe (33).
2. The gas dispersion device according to claim 1, wherein the mixing unit (4) is a spiral plate or a metal packing, and during the operation of the stirring paddle, the kinetic energy of the liquid discharged radially under the action of the rotating centrifugal force and the negative pressure generated by the aeration pressure jet are used for sucking the gas, solid and liquid three-phase materials into the supporting pipe (33) and discharging the materials after the materials are preliminarily mixed in the mixing unit (4).
3. A gas dispersion device according to claim 1 or 2, characterised in that the mixing unit (4) is fixed in the support tube (33) by welding, gluing or bolting.
4. The gas dispersing device according to claim 1, wherein the hub (31) is provided with a containing cavity (311), the hub (31) is provided with a flow guiding suction pipe (5), and the flow guiding suction pipe (5) is communicated with the containing cavity (311).
5. A gas dispersion device according to claim 4, wherein the number of the blades (32) is 3-6, the support tube (33) is communicated with the accommodating cavity (311), a sealing ring (34) is arranged between the hub (31) and the stirring shaft (1), and the sealing ring (34) is arranged above the support tube (33) and used for sealing the accommodating cavity (311).
6. A gas dispersion device according to claim 1, 4 or 5, characterized in that the vent pipe (2) is inserted into the hub (31) and is pressed against the inner surface of the hub (31) by means of a positioning support (6), and the positioning support (6) is provided with a compensating movable friction pair (7).
7. A gas dispersion device according to claim 6, wherein said positioning support (6) comprises a plurality of legs (61), each leg (61) being provided with said compensating movable friction pair (7), said compensating movable friction pair (7) comprising an elastic body (71) and a movable friction pair (72), said leg (61) being provided with a receiving slot (611) for receiving said elastic body (71), said elastic body (71) abutting against said movable friction pair (72) and having a tendency to drive said movable friction pair (72) away from said receiving slot (611).
8. The gas dispersing device according to claim 1, wherein the stirring shaft (1) is arranged in the reaction kettle (8), and the gas used for the aeration reaction in the aeration pipe (2) is gas with a gas pressure not less than the static pressure in the reaction kettle (8).
9. A gas dispersion device according to claim 1, characterized in that the concave region (321) of the curved blade (32) is arranged towards above or below the direction of advance of the blade (32).
10. A gas dispersion device according to claim 1, wherein the vent pipe (2) is provided with a check valve (9) for preventing the reverse flow of the material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210091476.5A CN114471428B (en) | 2022-01-26 | 2022-01-26 | Gas dispersing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210091476.5A CN114471428B (en) | 2022-01-26 | 2022-01-26 | Gas dispersing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114471428A true CN114471428A (en) | 2022-05-13 |
| CN114471428B CN114471428B (en) | 2024-01-30 |
Family
ID=81473784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210091476.5A Active CN114471428B (en) | 2022-01-26 | 2022-01-26 | Gas dispersing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114471428B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0754489A1 (en) * | 1995-07-20 | 1997-01-22 | Air Products And Chemicals, Inc. | Method and apparatus to improve gas dispersion and gas mass transfer in a stirred tank reactor |
| CN1244136A (en) * | 1997-01-20 | 2000-02-09 | 味之素株式会社 | Agitation blade |
| JP2000237565A (en) * | 1999-02-16 | 2000-09-05 | Nkk Corp | Gas-diffusing/agitating device |
| US6132080A (en) * | 1998-02-11 | 2000-10-17 | Gurth; Max I. | Rotary disc mixer apparatus |
| CN1371758A (en) * | 2001-02-27 | 2002-10-02 | 李明秀 | Solid material horizontal channel feeding aeration stirring method and device thereof |
| CN101745334A (en) * | 2008-12-16 | 2010-06-23 | 上海吴泾化工有限公司 | Stirring propeller for sucking and dispersing easy-to-self-polymerized gas |
| CN201735388U (en) * | 2010-08-13 | 2011-02-09 | 方民 | Gas distributor for gas-liquid dispersion |
| CN202087242U (en) * | 2011-05-30 | 2011-12-28 | 上海森松混合技术工程装备有限公司 | Special-shaped stirrer |
| CN103055768A (en) * | 2012-12-18 | 2013-04-24 | 烟台华阳环保锅炉有限公司 | Self-priming stirrer |
| CN103566797A (en) * | 2013-11-19 | 2014-02-12 | 江南大学 | Cross flow guide type stirring paddle applied to fermentation tank |
| CN205164688U (en) * | 2015-12-10 | 2016-04-20 | 潍坊海联化工有限公司 | Gas, liquid phase material mixing duct for reation kettle |
| CN206897208U (en) * | 2017-05-27 | 2018-01-19 | 温州捷高科技有限公司 | The straight dasher of textile dyestuff |
| CN207507453U (en) * | 2017-09-15 | 2018-06-19 | 重庆任丙科技有限公司 | The high purity aluminium oxide hydrolysis reaction device for generating negative pressure is rotated based on blade |
| CN208878319U (en) * | 2018-09-28 | 2019-05-21 | 威海新元化工机械有限公司 | A kind of oblique leaf self-priming paddle device of open-type |
| CN209810077U (en) * | 2018-12-05 | 2019-12-20 | 杭州索孚机械有限公司 | Gas-solid-liquid three-phase reaction self-suction type impeller structure |
| US20210046433A1 (en) * | 2019-08-15 | 2021-02-18 | Nov Process & Flow Technologies Us, Inc. | Gas dispersion system |
| CN213791395U (en) * | 2020-09-29 | 2021-07-27 | 内蒙古中牧生物药业有限公司 | Taiwan bacterin mixes agitating unit in advance |
-
2022
- 2022-01-26 CN CN202210091476.5A patent/CN114471428B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0754489A1 (en) * | 1995-07-20 | 1997-01-22 | Air Products And Chemicals, Inc. | Method and apparatus to improve gas dispersion and gas mass transfer in a stirred tank reactor |
| CN1244136A (en) * | 1997-01-20 | 2000-02-09 | 味之素株式会社 | Agitation blade |
| US6132080A (en) * | 1998-02-11 | 2000-10-17 | Gurth; Max I. | Rotary disc mixer apparatus |
| JP2000237565A (en) * | 1999-02-16 | 2000-09-05 | Nkk Corp | Gas-diffusing/agitating device |
| CN1371758A (en) * | 2001-02-27 | 2002-10-02 | 李明秀 | Solid material horizontal channel feeding aeration stirring method and device thereof |
| CN101745334A (en) * | 2008-12-16 | 2010-06-23 | 上海吴泾化工有限公司 | Stirring propeller for sucking and dispersing easy-to-self-polymerized gas |
| CN201735388U (en) * | 2010-08-13 | 2011-02-09 | 方民 | Gas distributor for gas-liquid dispersion |
| CN202087242U (en) * | 2011-05-30 | 2011-12-28 | 上海森松混合技术工程装备有限公司 | Special-shaped stirrer |
| CN103055768A (en) * | 2012-12-18 | 2013-04-24 | 烟台华阳环保锅炉有限公司 | Self-priming stirrer |
| CN103566797A (en) * | 2013-11-19 | 2014-02-12 | 江南大学 | Cross flow guide type stirring paddle applied to fermentation tank |
| CN205164688U (en) * | 2015-12-10 | 2016-04-20 | 潍坊海联化工有限公司 | Gas, liquid phase material mixing duct for reation kettle |
| CN206897208U (en) * | 2017-05-27 | 2018-01-19 | 温州捷高科技有限公司 | The straight dasher of textile dyestuff |
| CN207507453U (en) * | 2017-09-15 | 2018-06-19 | 重庆任丙科技有限公司 | The high purity aluminium oxide hydrolysis reaction device for generating negative pressure is rotated based on blade |
| CN208878319U (en) * | 2018-09-28 | 2019-05-21 | 威海新元化工机械有限公司 | A kind of oblique leaf self-priming paddle device of open-type |
| CN209810077U (en) * | 2018-12-05 | 2019-12-20 | 杭州索孚机械有限公司 | Gas-solid-liquid three-phase reaction self-suction type impeller structure |
| US20210046433A1 (en) * | 2019-08-15 | 2021-02-18 | Nov Process & Flow Technologies Us, Inc. | Gas dispersion system |
| CN213791395U (en) * | 2020-09-29 | 2021-07-27 | 内蒙古中牧生物药业有限公司 | Taiwan bacterin mixes agitating unit in advance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114471428B (en) | 2024-01-30 |
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