CN203874685U - Novel Venturi mixer containing special guiding pipes at throat part - Google Patents
Novel Venturi mixer containing special guiding pipes at throat part Download PDFInfo
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- CN203874685U CN203874685U CN201420265432.0U CN201420265432U CN203874685U CN 203874685 U CN203874685 U CN 203874685U CN 201420265432 U CN201420265432 U CN 201420265432U CN 203874685 U CN203874685 U CN 203874685U
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- throat
- inlet tube
- tube
- main flow
- venturi
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Abstract
一种喉部含有特殊引入管的新型文丘里混合器，包括依次相连通的主流文丘里管流入管道、主流文丘里管渐缩段、主流文丘里管喉部、主流文丘里管扩散段和主流文丘里管流出管道，在主流文丘里管喉部上设有对称分布的、向主流文丘里管扩散段倾斜的与主流文丘里管喉连通的第一引入管、第二引入管、第三引入管和第四引入管，其中心均开有引入流体流入的开孔；本实用新型与传统单一的引入方式相比，该方式使引入流体分布更加均匀，主流流体流经喉部与引入流体在喉部中心汇聚、形成强烈的逆向对冲，充分减小了边界层对混合效果的影响，增加了扰流作用，改善了主流流体与引入流体在中心线附近的混合效果，有效提高了混合效率，扩大了文丘里混合器的使用范围。
A new type of Venturi mixer with a special inlet pipe in the throat, including the mainstream Venturi tube inflow pipe, the mainstream Venturi tube converging section, the mainstream Venturi tube throat, the mainstream Venturi tube diffuser section and the main stream Venturi tube outflow pipeline, on the throat of the mainstream Venturi tube, there are symmetrically distributed, inclined to the diffusion section of the mainstream Venturi tube, the first introduction pipe, the second introduction pipe, and the third introduction pipe connected with the mainstream Venturi tube throat. Both the center of the pipe and the fourth introduction pipe have openings for the inflow of the introduced fluid; compared with the traditional single introduction method, the utility model makes the distribution of the introduced fluid more uniform, and the mainstream fluid flows through the throat and the introduced fluid in the The center of the throat converges to form a strong reverse hedge, which fully reduces the influence of the boundary layer on the mixing effect, increases the turbulence effect, improves the mixing effect of the mainstream fluid and the introduced fluid near the center line, and effectively improves the mixing efficiency. Expanded the scope of use of the Venturi mixer.
Description
Technical field
The utility model relates to a kind of venturi mixer, is specifically related to the Venturi blender that special inlet tube is contained in a kind of throat.
Background technology
Venturi mixer is as a kind of important gas-liquid or liquid liquid mixing arrangement, in engineering reality, have a wide range of applications, the classical venturi tube of common Venturi tube mixer Wei Yige throat perforate, main flow fluid is flow through by classical venturi tube, introducing fluid flows into through single perforate, utilize the pressure variation of two kinds of fluids will introduce fluid and main flow blending of falling liquid film, existing venturi mixer is comprised of main flow Venturi tube and single inlet tube, if main current flow rate of flow of fluid is too high or flow is excessive, near main flow fluid center line can not mix fully with introducing fluid, introduce fluid and can not flow near the main current flow tagma of center line, easily there is the problem that mixing efficiency is low, and due to the existence in boundary layer, rate of flow of fluid near wall place is lower, therefore easily occur that fluid mixes uneven phenomenon.
Utility model content
For solving above-mentioned problems of the prior art, the Venturi blender that provides a kind of throat to contain special inlet tube is provided the purpose of this utility model, not only improved main flow fluid and introduced near the mix situation of fluid center line, also destroyed the boundary layer of fluid-mixing, having improved near the flow field of throat's wall flows, fully reduced the impact of boundary layer on mixed effect, avoid occurring that main current flow rate of flow of fluid is higher, or introduce the inhomogeneous and low problem of mixing efficiency of mixing that fluid flow causes more greatly, and make the utility model be applicable to the introducing fluid of wider scope and the flowrate proportioning of main flow fluid.
In order to achieve the above object, the technical scheme that the utility model adopts is:
The Venturi blender that special inlet tube is contained in a kind of throat, comprise the main flow Venturi tube flow ipe 1 being connected successively, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow Venturi tube diffuser 5 and main flow Venturi tube flow out pipeline 6, in described main flow Venturi tube throat 3, be provided with symmetrical, the first inlet tube 7 being communicated with main flow Venturi tube throat 3 tilting to main flow Venturi tube diffuser 5, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10, described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 centers have introduces the perforate 4 that fluid flows into.
Described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 are arranged on main flow Venturi tube throat 3 and apart from main flow fluid, flow into the 1/2L of end, and wherein L is the length of venturi mixer throat.
Described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 are all 21.6 ° with horizontal axis.
The fluid that described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 are introduced converges at 1/5L place, upstream, main flow Venturi tube throat center, form and liquidate, and wherein L is the length of venturi mixer throat.
Described main flow Venturi tube flow ipe 1, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow Venturi tube diffuser 5, main flow Venturi tube flow out pipeline 6 and are revolving body.
Compared to the prior art, the utlity model has following advantage:
The fluid introduction structure of the utility model venturi mixer throat is comprised of special inlet tube, overcome the low shortcoming of original venturi mixer mixing efficiency, effectively improved the mixing efficiency of venturi mixer, compare with the single inlet tube of tradition, the jet that the fluid that 4 introducing modes that liquidate are introduced from different azimuth produces can interact, the distribution of introducing fluid is more even, has strengthened perturbation action, has avoided mixing the appearance of uneven phenomenon.If main current flow rate of flow of fluid is too high or flow is excessive, near main flow fluid center line can not mix fully with introducing fluid, in main flow Venturi tube central area, easily form " giving up the idea ", introduce fluid and can not flow near the main current flow tagma of center line, four inlet tubes described in the utility model are all 21.6 ° of angles with main flow Venturi tube horizontal axis, the mode that inlet tube is in tilted layout makes the flow path direction that comes of main flow fluid and introducing fluid be certain angle, the fluid that described four inlet tubes are introduced is all located to converge in main flow Venturi tube throat 3 center, upstream 1/5L (L is the length of venturi mixer throat), and form strong reversed hedge, make the fluid in pipe more easily change turbulent flow into, having improved near the flow field of throat's wall flows, destroyed original boundary layer, fully reduced the impact of boundary layer on mixed effect, improve main flow fluid and introduced near the mixed effect of fluid center line, avoid occurring that main current flow rate of flow of fluid is higher, or introduce the inhomogeneous and low problem of mixing efficiency of mixing that fluid flow causes more greatly, make main flow fluid more even with mixing of introducing fluid, strengthened the mixed effect of main flow Venturi tube, make the utility model be applicable to the introducing fluid of wider scope and the flowrate proportioning of main flow fluid.
Accompanying drawing explanation
The generalized section of the venturi mixer that special inlet tube is contained in Tu1Wei the utility model throat.
The side view of the venturi mixer that special inlet tube is contained in Tu2Wei the utility model throat.
Fig. 3 is the partial schematic diagram of the utility model inlet tube.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, the Venturi blender that special inlet tube is contained in a kind of throat of the utility model, comprise the main flow Venturi tube flow ipe 1 being connected successively, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow Venturi tube diffuser 5 and main flow Venturi tube flow out pipeline 6, in described main flow Venturi tube throat 3, be provided with symmetrical, the first inlet tube 7 being communicated with main flow Venturi tube throat 3 tilting to main flow Venturi tube diffuser 5, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10, described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 centers have introduces the perforate 4 that fluid flows into.If main current flow rate of flow of fluid is too high or flow is excessive, near main flow fluid center line can not mix fully with introducing fluid, in main flow Venturi tube central area, easily form " giving up the idea ", introduce fluid and can not flow near the main current flow tagma of center line, the angle of inlet tube described in the utility model and main flow venturi mixer horizontal axis is 21.6 °, the mode that inlet tube is in tilted layout makes the flow path direction that comes of main flow fluid and introducing fluid be certain angle, main flow fluid flow through throat 3 with introduce fluid and locate to converge at main flow Venturi tube throat upstream center 1/5L (L is the length of venturi mixer throat), liquidate, strengthened the flow-disturbing effect in this region, impel jet to involve whole throat section, form strong reversed hedge, make the fluid in main flow Venturi tube produce strong disturbance, its perturbation action makes the fluid in pipe more easily change turbulent flow into, improve fully main flow fluid and introduced near the mixed effect of fluid center line, not only make former central area " giving up the idea " to disappear, also fully reduced the impact of boundary layer on mixed effect, 4 introducing modes that liquidate are introduced fluid from different azimuth, the jet producing can interact, strengthened perturbation action, further strengthened mixed effect, avoided mixing the appearance of uneven phenomenon, expanded the scope of application of venturi mixer.
As preferred embodiment of the present utility model, as shown in Figure 3, described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 are arranged on main flow Venturi tube throat 3 and apart from main flow fluid, flow into the 1/2L of end, and the fluid that described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 are introduced converges at 1/5L place, upstream, main flow Venturi tube throat center, form and liquidate.
As preferred embodiment of the present utility model, as shown in Figure 3, described the first inlet tube 7, the second inlet tube 8, the 3rd inlet tube 9 and the 4th inlet tube 10 are all 21.6 ° of angles with horizontal axis, 4 introducing modes that liquidate make main flow fluid fully mix at throat center with introducing fluid, improve main flow fluid and introduced near the mixed effect of fluid center line, fully reduce the impact of boundary layer on mixed effect, further avoided mixing uneven phenomenon.
As preferred embodiment of the present utility model, described main flow Venturi tube flow ipe 1, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow Venturi tube diffuser 5, main flow Venturi tube flow out pipeline 6 and are revolving body, are convenient to processing.
Claims (5)
- The Venturi blender that special inlet tube is contained in 1.Yi Zhong throat, comprise the main flow Venturi tube flow ipe (1) being connected successively, main flow Venturi tube converging transition (2), main flow Venturi tube throat (3), main flow Venturi tube diffuser (5) and main flow Venturi tube flow out pipeline (6), it is characterized in that: in described main flow Venturi tube throat (3), be provided with symmetrical, the first inlet tube (7) being communicated with main flow Venturi tube throat (3) tilting to main flow Venturi tube diffuser (5), the second inlet tube (8), the 3rd inlet tube (9) and the 4th inlet tube (10), described the first inlet tube (7), the second inlet tube (8), the 3rd inlet tube (9) and the 4th inlet tube (10) center have introduces the perforate (4) that fluid flows into.
- 2. the Venturi blender that special inlet tube is contained in a kind of throat according to claim 1, described the first inlet tube (7), the second inlet tube (8), the 3rd inlet tube (9) and the 4th inlet tube (10) are arranged on main flow Venturi tube throat (3) and apart from main flow fluid, flow into the 1/2L of end, and wherein L is the length of venturi mixer throat.
- 3. the Venturi blender that special inlet tube is contained in a kind of throat according to claim 1, described the first inlet tube (7), the second inlet tube (8), the 3rd inlet tube (9) and the 4th inlet tube (10) are all 21.6 ° with horizontal axis.
- 4. the Venturi blender that special inlet tube is contained in a kind of throat according to claim 1, the fluid that described the first inlet tube (7), the second inlet tube (8), the 3rd inlet tube (9) and the 4th inlet tube (10) are introduced converges at 1/5L place, upstream, main flow Venturi tube throat center, form and liquidate, and wherein L is the length of venturi mixer throat.
- 5. the Venturi blender that special inlet tube is contained in a kind of throat according to claim 1, described main flow Venturi tube flow ipe (1), main flow Venturi tube converging transition (2), main flow Venturi tube throat (3), main flow Venturi tube diffuser (5), main flow Venturi tube flow out pipeline (6) and are revolving body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420265432.0U CN203874685U (en) | 2014-05-22 | 2014-05-22 | Novel Venturi mixer containing special guiding pipes at throat part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420265432.0U CN203874685U (en) | 2014-05-22 | 2014-05-22 | Novel Venturi mixer containing special guiding pipes at throat part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203874685U true CN203874685U (en) | 2014-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420265432.0U Expired - Lifetime CN203874685U (en) | 2014-05-22 | 2014-05-22 | Novel Venturi mixer containing special guiding pipes at throat part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203874685U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028132A (en) * | 2014-05-22 | 2014-09-10 | 西安交通大学 | Venturi mixer with symmetrical inlet pipes at throat part |
| CN104756970A (en) * | 2015-02-13 | 2015-07-08 | 南京林业大学 | Moveable chemical mixer |
| CN105723908A (en) * | 2016-02-22 | 2016-07-06 | 中国农业大学 | Compound fertilizer sucking device |
| CN105944585A (en) * | 2016-06-20 | 2016-09-21 | 南京科技职业学院 | Novel static mixer and mixing method |
| CN106552523A (en) * | 2015-09-30 | 2017-04-05 | 中国石油化工股份有限公司 | Two-phase mixtures unit and two-phase mixtures reactor and its application |
| CN107950680A (en) * | 2017-12-28 | 2018-04-24 | 淮南徽旺豆制品设备销售有限公司 | A kind of bean curd stick process units with efficient soya-bean milk mixer |
| CN107980914A (en) * | 2017-12-28 | 2018-05-04 | 淮南徽旺豆制品设备销售有限公司 | A kind of soya-bean milk mixer |
| CN108174927A (en) * | 2017-12-28 | 2018-06-19 | 淮南徽旺豆制品设备销售有限公司 | A kind of bean curd stick process units with soya-bean milk mixer |
-
2014
- 2014-05-22 CN CN201420265432.0U patent/CN203874685U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028132A (en) * | 2014-05-22 | 2014-09-10 | 西安交通大学 | Venturi mixer with symmetrical inlet pipes at throat part |
| CN104028132B (en) * | 2014-05-22 | 2016-08-24 | 西安交通大学 | The venturi mixer of symmetrical introducing pipe is contained in a kind of throat |
| CN104756970B (en) * | 2015-02-13 | 2017-03-08 | 南京林业大学 | A kind of movable medicine mixer |
| CN104756970A (en) * | 2015-02-13 | 2015-07-08 | 南京林业大学 | Moveable chemical mixer |
| CN106552523A (en) * | 2015-09-30 | 2017-04-05 | 中国石油化工股份有限公司 | Two-phase mixtures unit and two-phase mixtures reactor and its application |
| CN106552523B (en) * | 2015-09-30 | 2019-05-17 | 中国石油化工股份有限公司 | Two-phase mixtures unit and two-phase mixtures reactor and its application |
| CN105723908A (en) * | 2016-02-22 | 2016-07-06 | 中国农业大学 | Compound fertilizer sucking device |
| CN105723908B (en) * | 2016-02-22 | 2018-01-02 | 中国农业大学 | A kind of combined type inhales fertile device |
| CN105944585A (en) * | 2016-06-20 | 2016-09-21 | 南京科技职业学院 | Novel static mixer and mixing method |
| CN105944585B (en) * | 2016-06-20 | 2018-10-09 | 南京科技职业学院 | A kind of static mixer and mixed method |
| CN107950680A (en) * | 2017-12-28 | 2018-04-24 | 淮南徽旺豆制品设备销售有限公司 | A kind of bean curd stick process units with efficient soya-bean milk mixer |
| CN107980914A (en) * | 2017-12-28 | 2018-05-04 | 淮南徽旺豆制品设备销售有限公司 | A kind of soya-bean milk mixer |
| CN108174927A (en) * | 2017-12-28 | 2018-06-19 | 淮南徽旺豆制品设备销售有限公司 | A kind of bean curd stick process units with soya-bean milk mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141015 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |