CN115228322B - Pipeline mixer - Google Patents
Pipeline mixer Download PDFInfo
- Publication number
- CN115228322B CN115228322B CN202210797292.0A CN202210797292A CN115228322B CN 115228322 B CN115228322 B CN 115228322B CN 202210797292 A CN202210797292 A CN 202210797292A CN 115228322 B CN115228322 B CN 115228322B
- Authority
- CN
- China
- Prior art keywords
- impeller
- pipeline
- connecting shaft
- solution
- medicament
- 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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Links
- 239000003814 drug Substances 0.000 claims abstract description 43
- 238000002156 mixing Methods 0.000 claims abstract description 21
- 239000000126 substance Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 29
- 239000011259 mixed solution Substances 0.000 description 13
- 239000007788 liquid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000012530 fluid Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000003068 static effect Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012824 chemical production Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000006340 racemization Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/55—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers driven by the moving material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/32045—Hydraulically driven
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a pipeline mixer in the chemical industry field, which comprises a pipeline, a bracket, a first impeller connecting shaft, a second impeller and a second impeller connecting shaft, wherein the bracket is arranged on the pipeline; the pipeline is provided with a medicament filling port; the support is located inside the pipeline, and a first impeller connecting shaft and a second impeller connecting shaft are fixed on the support and are respectively provided with a first impeller and a second impeller. According to the invention, the medicament and the solution are fully mixed by utilizing the opposite rotation directions of the two impellers and the turbulence formed by the solution, the two impellers can rotate by the kinetic energy formed by extruding the solution through the pipeline without additional power, and the uniform mixing of the solution and the medicament is realized.
Description
Technical Field
The invention relates to the field of chemical industry, in particular to a pipeline mixer.
Background
In chemical production, water or other process media need to be filled with some medicaments for treatment or reaction, and the medicaments and the water or the process media need to be fully mixed for the treatment or the reaction to achieve the optimal effect. A pipe mixer is a mixer that causes a fluid to be uniformly mixed by the action of some member or mixing element as the fluid flows through a pipe. The pipeline mixer on the market is divided into a static pipeline mixer and a dynamic pipeline mixer, and the pipeline mixer adopts a straight pipe to add the medicament to be filled into the pipeline for mixing, so that the treatment effect is poor due to uneven medicament mixing, and the medicament is wasted even if the medicament is excessive in solution because of the phenomenon that the medicament can only be added more for ensuring the treatment effect.
In the chinese patent of the utility model, CN 205796998U, 2016.12.14, a venturi mixer with rotary flow in a tube is disclosed, comprising an inflow section, a convergent section, a throat section, a divergent section, an outflow section and an inlet tube, characterized in that: the rotary blade is fixed on the inner wall of the inflow section, the screen is fixed on the inner wall of the outflow section, and the upper box body and the lower box body are sleeved on the periphery of the throat part and hollow in the inner part. The throat part is provided with a plurality of throat part openings, the periphery of the openings is covered by the upper box body and the lower box body to form a closed shell, and the introducing pipe is fixed on the upper box body and communicated with the upper box body. Adding fixed inclined rotating blades at the inflow section to generate rotational flow when forcing fluid to flow through; the throat part is provided with a plurality of inclined rotary openings, and the rotation direction of the rotary openings is opposite to that of the main flow; the two fluids generate opposite impact when the throats meet, which is beneficial to the full mixing of the two fluids. And, the outflow section is provided with a screen for racemization and enhancing turbulence, which may further promote mixing between the fluids. The fluid in the pipe sequentially passes through the rotational flow action of the rotating blades arranged in the inflow section, the racemization and disturbance of the screen mesh arranged in the throat multipoint hedging introduction and outflow section and the like, so that the uniformity of the mixed fluid is obviously improved.
However, the rotational flow formed by the two-stage fixed impellers and the added medicines are opposite to each other, so that the two medicines are not fully mixed, the direction of the medicine adding port is opposite to the direction of the liquid in the pipeline, the energy loss of the liquid is caused, and once a main system fails, the liquid flows into the medicine adding pipeline along the medicine adding port, so that backflow is caused.
The utility model discloses a rotary vane type pipeline mixer in China patent publication No. CN 206577613U and publication No. 2017.10.24, which comprises a cylinder with an inner cavity, wherein two ends of the cylinder are provided with a water inlet and a water outlet which are communicated with the inner cavity of the cylinder, the side wall of the cylinder close to the water inlet is fixedly connected with a dosing pipe which is communicated with the inner cavity of the cylinder, and the end faces of the water inlet and the water outlet are also provided with flange connecting parts which are connected with pipelines. The rotary impeller and the bearing are adopted, and the paddle self-pushing is utilized to generate the mixing effect. The rotary vane type pipeline mixer has the advantages of small volume, light weight and high mixing efficiency. The rotary impeller of the device comprises a columnar rotary wheel, the front end of the rotary wheel is in a bullet shape, and a plurality of groups of blades which are separately arranged are arranged on the outer circumference of the rotary wheel, so that the device has a complex structure and is difficult to maintain.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a pipeline mixer, which comprises a pipeline, a bracket, a first impeller connecting shaft, a second impeller and a second impeller connecting shaft; the pipeline is provided with a reagent filling port, the pipeline is a reducing pipeline, the pipeline filling port is arranged at the inlet of the solution entering pipeline, the reducing is arranged before the blades, the solution enters from the large caliber of the pipeline and is fused with the reagent, the solution enters into the small caliber through reducing extrusion, the bracket is positioned inside the small caliber pipeline, the first impeller connecting shaft and the second impeller connecting shaft are fixed on the bracket, and the first impeller and the second impeller are respectively arranged on the two connecting shafts. The mixed liquid after the medicament and the solution are mixed is extruded through reducing, static pressure energy is converted into kinetic energy, and the mixed liquid converted into the kinetic energy pushes the first impeller and the second impeller to rotate, so that the medicament and the solution are fully mixed.
In order to achieve the above purpose, the present invention provides the following technical solutions: a pipeline mixing device comprises a pipeline, a bracket, a first impeller connecting shaft, a second impeller and a second impeller connecting shaft; the pipeline is provided with a medicament filling port; the support is located inside the pipeline, and a first impeller connecting shaft and a second impeller connecting shaft are fixed on the support and are respectively provided with a first impeller and a second impeller.
The invention is further provided with: the pipeline is a reducing pipeline, and is reduced from a large caliber to a small caliber and then enlarged to a large caliber.
The invention is further provided with: the support is positioned in the small caliber of the pipeline and is perpendicular to the central line of the pipeline.
The invention is further provided with: the bracket is a three-branch bracket with a through hole in the center.
The invention is further provided with: the first impeller is fixedly arranged on the first impeller connecting shaft through a pin.
The invention is further provided with: the second impeller is fixedly arranged on the second impeller connecting shaft through a pin.
The invention is further provided with: the first impeller connecting shaft and the second impeller connecting shaft are fixedly arranged on the bracket through bearings.
The invention is further provided with: the first impeller and the second impeller are respectively arranged at two sides of the bracket.
The invention is further provided with: the first impeller and the second impeller are arranged in opposite directions.
The invention is further provided with: the diameter of the first impeller is smaller than that of the second impeller, and the blades of the first impeller are small in rotation speed and high in speed, so that turbulent flow can be formed rapidly. The second impeller has large resistance on the blades and low rotation speed, is easier to break turbulence, and is beneficial to mixing various medicaments in the solution.
In the working process, the solution enters from the large caliber of the pipeline and is fused with the medicament filled from the medicament filling port, the solution enters into the small caliber of the pipeline through reducing extrusion, the static pressure energy of the medicament mixed solution is converted into kinetic energy through the reducing extrusion, the first impeller in the small caliber of the pipeline is pushed, and a turbulent flow rotating in one direction is formed after the stirring of the first impeller, so that the solution in the mixed solution and the medicament are fully mixed. The mixed liquid after the first impeller works continuously works on the second impeller, and as the second impeller and the first impeller are arranged in opposite directions, the mixed liquid pushes the second impeller to rotate in opposite directions of the first impeller, the second impeller can damage the first turbulence, the mixing effect of the medicament in the mixed liquid is enhanced, the second turbulence is formed after the second impeller works, and the mixing effect of the medicament and the solution is enhanced for the last time.
The solution and the medicament are fully mixed four times through the first impeller, the first turbulent flow, the second impeller and the second turbulent flow in the pipeline mixer, so that the medicament is uniformly mixed in the solution and is sent to the downstream for use.
In summary, the technical scheme of the invention has the following beneficial effects:
1. The medicament and the solution can be fully mixed by the impellers with two opposite rotating directions and turbulent flow formed by the impellers and the solution.
2. The variable diameter pipeline is adopted, so that the two impellers do not need additional power such as a motor, static pressure energy of the solution is converted into kinetic energy through the variable diameter of the pipeline, the two impellers are driven to rotate, and the function of mixing the solution is realized.
3. Compared with the prior art, the medicament is mixed with the liquid along the medicament adding port and then is in rotary action with the first impeller and the second impeller, and the first impeller and the second impeller are dynamic impellers and are opposite in rotary direction. The medicament mixed solution is extruded through the reducing of the pipeline, and the solution and the medicament are fully mixed four times by the first impeller, the first turbulent flow, the second impeller and the second turbulent flow, so that the medicament solution is more uniformly mixed.
4. The device simple structure, whole occupation space is little, is convenient for install and dismantle, is suitable for multiple application occasion.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic diagram of the shape of the stent.
In the drawings, the list of components represented by the various numbers is as follows:
1-pipeline, 2-medicament filler, 3-first impeller, 4-first impeller connecting shaft, 5-support, 6-second impeller, 7-second impeller connecting shaft.
Detailed Description
In order to make the technical solution of the present application better understood by those skilled in the art, the technical solution of the present application will be clearly and completely described in the following with reference to the accompanying drawings, and based on the embodiments of the present application, other similar embodiments obtained by those skilled in the art without making any inventive effort should be included in the scope of protection of the present application. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the application.
The invention will be further described with reference to the drawings and preferred embodiments.
As shown in fig. 1, which is a basic structure of a preferred embodiment of the present invention, a pipe mixer includes a pipe 1, a bracket 5, a first impeller 3, a first impeller connecting shaft 4, a second impeller 6, and a second impeller connecting shaft 7; a medicament filling port 2 is arranged on the pipeline 1; the support 5 is positioned in the pipeline 1, the first impeller connecting shaft 4 and the second impeller connecting shaft 7 are fixed on the support 5, and the first impeller 3 and the second impeller 6 are respectively arranged on the two connecting shafts.
Examples:
In chemical production, the medicament is added into the pipeline 1 through the medicament filling port 2 and is mixed with the solution in the pipeline 1, the mixed solution flows into the reducing, the static pressure energy of the mixed solution is converted into kinetic energy through the extrusion of the reducing, the first impeller 3 is pushed to rotate, the first impeller 3 agitates the mixed solution to enable the mixed solution to be fused, turbulent flow in one direction can be formed by the mixed solution passing through the first impeller 3, and the mixing of the solution in the mixed solution and the medicament components is facilitated.
The mixed solution continues to apply work to the second impeller 6 to push the second impeller 6 to rotate, and as the installation direction of the second impeller 6 is opposite to that of the first impeller 3, the mixed solution is used to push the second impeller 6 to rotate in the opposite direction of the first impeller 3, and as the rotation direction of the blades is opposite to that of the first turbulence, the first turbulence is destroyed by the second impeller 6, the mixing effect of the medicament in the mixed solution is enhanced, the second turbulence is formed after the mixed solution is subjected to work by the second impeller 6, and the mixing effect of the medicament and the solution is enhanced for the last time.
The solution and the medicament are fully mixed four times through the first impeller 3, the first turbulence, the second impeller 4 and the second turbulence in the pipeline mixer, so that the medicament is uniformly mixed in the solution and sent to the downstream for use.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (7)
1. The pipeline mixing device is characterized by comprising a pipeline, a bracket, a first impeller connecting shaft, a second impeller and a second impeller connecting shaft; the pipeline is provided with a medicament filling port; the support is positioned in the pipeline, the pipeline is a reducing pipeline, and the pipeline is reduced from a large caliber to a small caliber and then enlarged to a large caliber;
the support is positioned in the small caliber of the pipeline and is perpendicular to the central line of the pipeline, a first impeller connecting shaft and a second impeller connecting shaft are fixed on the support, and the first impeller and the second impeller are respectively arranged on the two connecting shafts; the diameter of the first impeller is smaller than that of the second impeller.
2. A pipe mixing device according to claim 1, wherein the support is a three-branch support with a through hole in the center.
3. The apparatus of claim 1, wherein said first impeller is fixedly mounted to said first impeller shaft by means of pins.
4. The apparatus of claim 1, wherein said second impeller is fixedly mounted to said second impeller shaft by means of pins.
5. The pipe mixing device according to claim 1, wherein the first impeller connecting shaft and the second impeller connecting shaft are fixedly installed on the central through hole of the bracket through bearings, respectively.
6. A pipe mixing device according to claim 1, wherein the first impeller and the second impeller are disposed on opposite sides of the support.
7. A pipe mixing device as defined in claim 1, wherein said first impeller is mounted in a direction opposite to said second impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797292.0A CN115228322B (en) | 2022-07-06 | 2022-07-06 | Pipeline mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797292.0A CN115228322B (en) | 2022-07-06 | 2022-07-06 | Pipeline mixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115228322A CN115228322A (en) | 2022-10-25 |
| CN115228322B true CN115228322B (en) | 2024-05-14 |
Family
ID=83671695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210797292.0A Active CN115228322B (en) | 2022-07-06 | 2022-07-06 | Pipeline mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115228322B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5925290A (en) * | 1997-08-08 | 1999-07-20 | Rhone-Poulenc Inc. | Gas-liquid venturi mixer |
| JP2007083157A (en) * | 2005-09-21 | 2007-04-05 | Fuji Xerox Co Ltd | Agitation apparatus |
| CN201823523U (en) * | 2010-09-14 | 2011-05-11 | 苏州工业园区南华生物科技有限公司 | Coaxial stirrer for chemical-reaction kettle |
| CN103111221A (en) * | 2013-02-04 | 2013-05-22 | 西安交通大学 | Venturi mixer with rotating blade |
| CN205087947U (en) * | 2015-10-24 | 2016-03-16 | 温州瓯科科技有限公司 | Stirrer of water treatment reaction still |
| CN206660987U (en) * | 2017-03-27 | 2017-11-24 | 广州奇美纯水设备科技有限公司 | A kind of pipe-line mixer |
| CN209155724U (en) * | 2018-09-06 | 2019-07-26 | 北京中科宇清环保有限公司 | A kind of high efficient gas and liquid mixing arrangement |
| CN112316762A (en) * | 2020-10-28 | 2021-02-05 | 国电铜陵发电有限公司 | Two-stage rotational flow ammonia air mixing device based on Laval nozzle |
| CN216654121U (en) * | 2022-01-24 | 2022-06-03 | 绍兴海崐新材料科技有限公司 | Gas mixing device |
-
2022
- 2022-07-06 CN CN202210797292.0A patent/CN115228322B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5925290A (en) * | 1997-08-08 | 1999-07-20 | Rhone-Poulenc Inc. | Gas-liquid venturi mixer |
| JP2007083157A (en) * | 2005-09-21 | 2007-04-05 | Fuji Xerox Co Ltd | Agitation apparatus |
| CN201823523U (en) * | 2010-09-14 | 2011-05-11 | 苏州工业园区南华生物科技有限公司 | Coaxial stirrer for chemical-reaction kettle |
| CN103111221A (en) * | 2013-02-04 | 2013-05-22 | 西安交通大学 | Venturi mixer with rotating blade |
| CN205087947U (en) * | 2015-10-24 | 2016-03-16 | 温州瓯科科技有限公司 | Stirrer of water treatment reaction still |
| CN206660987U (en) * | 2017-03-27 | 2017-11-24 | 广州奇美纯水设备科技有限公司 | A kind of pipe-line mixer |
| CN209155724U (en) * | 2018-09-06 | 2019-07-26 | 北京中科宇清环保有限公司 | A kind of high efficient gas and liquid mixing arrangement |
| CN112316762A (en) * | 2020-10-28 | 2021-02-05 | 国电铜陵发电有限公司 | Two-stage rotational flow ammonia air mixing device based on Laval nozzle |
| CN216654121U (en) * | 2022-01-24 | 2022-06-03 | 绍兴海崐新材料科技有限公司 | Gas mixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115228322A (en) | 2022-10-25 |
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