CN103111212A - Multi-point introduction structure and flow control mode of venturi mixer - Google Patents
Multi-point introduction structure and flow control mode of venturi mixer Download PDFInfo
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- CN103111212A CN103111212A CN2013100443607A CN201310044360A CN103111212A CN 103111212 A CN103111212 A CN 103111212A CN 2013100443607 A CN2013100443607 A CN 2013100443607A CN 201310044360 A CN201310044360 A CN 201310044360A CN 103111212 A CN103111212 A CN 103111212A
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Abstract
The invention relates to a multi-point introduction structure and a flow control mode of a venturi mixer. The venturi mixer comprises a mainflow venturi tube and a plurality of introduction tubes communicated with the venturi tube throat part of the mainflow venturi tube. According to the plurality of introduction tubes, a first introduction tube, a second introduction tube, a third introduction tube and a fourth introduction tube are arranged in the angle of 90 degrees in the same cross section of the venturi tube throat part; or the first introduction tube and the second introduction tube are arranged at the upper end of the venturi tube throat part while the third introduction tube and the fourth introduction tube are arranged at the lower end of the venturi tube throat part, wherein the first introduction tube and the second introduction tube are in an asymmetric staggering arrangement with the third introduction tube and the fourth introduction tube. According to the flow control mode, the flow of the introduced fluid in the plurality of introduction tubes is controlled in a pulse mode, so that the mixing of the introduced fluid and the mainflow fluid is enhanced, i.e., the mixing efficiency of the venturi mixer is improved. Based on the flow control mode, the fluid flows in different introduction points can be adjusted. Therefore, the venturi mixer is suitable for the flow proportioning of the introduced fluid and the mainflow fluid in a wider range.
Description
Technical field
The present invention relates to the venturi mixer technical field, the multiple spot that is specifically related to a kind of venturi mixer is introduced structure and flow control mode.
Background technology
Venturi mixer has a wide range of applications in engineering reality as a kind of important gas-liquid or liquid liquid mixing arrangement.Common venturi mixer is the classical venturi tube of throat's perforate, and the main flow fluid is introduced fluid and flowed into through perforate by flowing through in classical venturi tube, utilizes the pressure variation of two kinds of fluids will introduce the fluid introducing and carry out blending with the main flow fluid.Introducing fluid in existing venturi mixer introduces via a place.Introduce in structure at this venturi, can not regulate the flow of introducing fluid and the position of introducing fluid, more easily exist and mix inhomogeneous and the problem such as mixing efficiency is low if the main current flow rate of flow of fluid is lower or introduce fluid flow.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the object of the present invention is to provide a kind of multiple spot of venturi mixer to introduce structure and flow control mode, can strengthen and introduce mixing of fluid and main flow fluid, the mixing efficiency of raising venturi mixer; Its flow control methods can be regulated the different fluid flows of introducing point, makes venturi mixer be applicable to the introducing fluid of wider scope and the flowrate proportioning of main flow fluid.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of multiple spot of venturi mixer is introduced structure, comprises the main flow Venturi tube that the main flow fluid flows through, and also comprises a plurality of inlet tubes that introducing flow that the Venturi tube throat 3 with described main flow Venturi tube is connected is crossed.
The arrangement of described a plurality of inlet tubes is: be mutually 90 ° of ground and arrange that the first inlet tube 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tube 9, the first inlet tubes 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tubes 9 all are connected with Venturi tube throat 3 in the same cross section of Venturi tube throat 3.
The arrangement of described a plurality of inlet tubes is furnished with the first inlet tube 6 and the second inlet tube 7 for the upper end in Venturi tube throat 3, the lower end is furnished with the 3rd inlet tube 8 and the 4th inlet tube 9, and described the first inlet tube 6 and the second inlet tube 7 and the 3rd inlet tube 8 and the 4th asymmetric stagger arrangement of inlet tube 9 are arranged.
Described the first inlet tube 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tube 9 and Venturi tube throat 3 are connected by the perforate of Venturi tube throat 3, the structure of described perforate be near the outside wall surface side with one section converging transition 10 with near the internal face side with straight-run of pipe section 11 formation that is connected, this converging transition can improve the introducing speed of introducing fluid, is conducive to the mixing of fluid.
Described main flow Venturi tube comprises that successively the Venturi tube flow ipe 1 that is communicated with, Venturi tube converging transition 2, Venturi tube throat 3, Venturi tube diffuser 4 and Venturi tube flow out pipeline 5.
Described main flow Venturi tube and a plurality of inlet tube are revolving body.
The multiple spot of a kind of venturi mixer described above is introduced the flow control mode of structure, adopts pulse to introduce mode the introducing fluid in a plurality of inlet tubes is carried out flow-control, is specially:
One: the first inlet tube 6 of pulse and the 3rd inlet tube 8 have flow, and the second inlet tube 7 and the 4th inlet tube 9 are without flow;
Two: the first inlet tubes 6 of pulse and the 38 are without flow, and the second inlet tube 7 and the 4th inlet tube 9 have flow;
Three: the first inlet tubes 6 of pulse and the 3rd inlet tube 8 flows are large, and the second inlet tube 7 and the 4th inlet tube 9 flows are little;
Four: the first inlet tubes 6 of pulse and the 3rd inlet tube 8 flows are little, and the second inlet tube 7 and the 4th inlet tube 9 flows are large;
Pulse five: arbitrary inlet tube flow is large, and its excess-three inlet tube flow is little.
Described pulse one, pulse two, pulse three, pulse four and pulse five can be with random order alternately repetitive operations continuously.
Compared to the prior art the present invention has following advantage:
The multiple spot of venturi mixer of the present invention is introduced structure and flow control mode, can make and introduce fluid by the diverse location introducing of main flow Venturi tube throat, spatially strengthened the mixing effect of main flow fluid and introducing fluid, 4 introducing modes that liquidate make the main flow fluid in same cross section liquidate respectively with the introducing fluid jet at diverse location to mix, can effectively avoid mixing the appearance of uneven phenomenon; And the jet that the introducing fluid of diverse location produces can influence each other, and has strengthened perturbation action, improves the mixing efficiency of venturi mixer; The flow control mode of venturi mixer of the present invention adopts the introducing mode of pulse, has strengthened the mixing effect of main flow fluid and introducing fluid, and the continuous alternately repetitive operation of introducing scheme has further strengthened the mixing efficiency of venturi mixer; Simultaneously, the introducing scheme can change uninterrupted as required, has enlarged the scope of application of same venturi mixer; The special drilling structure of Venturi tube throat has been utilized venturi principle again, can effectively improve the introducing rate of flow of fluid, improves mixing efficiency; All building blocks are revolving body, and are easy to process.
Description of drawings
Fig. 1 is the generalized section that the multiple spot of the embodiment of the present invention one venturi mixer is introduced structure.
Fig. 2 is the side view that the multiple spot of the embodiment of the present invention one venturi mixer is introduced structure.
Fig. 3 is the generalized section that the multiple spot of the embodiment of the present invention two venturi mixers is introduced structure.
Fig. 4 is the side view that the multiple spot of the embodiment of the present invention two venturi mixers is introduced structure.
Fig. 5 is throat's inlet tube entrance partial schematic diagram that the multiple spot of the embodiment of the present invention one and embodiment two venturi mixers is introduced structure.
Fig. 6 is the flow-disturbing schematic diagram that the multiple spot of the embodiment of the present invention one venturi mixer is introduced structure.
Fig. 7 is the flow-disturbing schematic diagram that the multiple spot of the embodiment of the present invention two venturi mixers is introduced structure.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment one
As depicted in figs. 1 and 2, the multiple spot of a kind of venturi mixer of the present embodiment is introduced structure, comprise the main flow Venturi tube that the main flow fluid flows through, described main flow Venturi tube comprises that successively the Venturi tube flow ipe 1 that is communicated with, Venturi tube converging transition 2, Venturi tube throat 3, Venturi tube diffuser 4 and Venturi tube flow out pipeline 5; Also comprise a plurality of inlet tubes that introducing flow that the Venturi tube throat 3 with described main flow Venturi tube is connected is crossed, the arrangement of described a plurality of inlet tubes is: be mutually 90 ° of ground and arrange that the first inlet tube 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tube 9, the first inlet tubes 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tubes 9 all are connected with Venturi tube throat 3 in the same cross section of Venturi tube throat 3.Introduce fluid by the diverse location introducing of main flow Venturi tube throat, strengthened the mixing effect of main flow fluid and introducing fluid, 4 introducing modes that liquidate make the main flow fluid in same cross section mix respectively with the introducing fluid at diverse location, can effectively avoid mixing the appearance of uneven phenomenon; The jet that the fluid that the arrangement of a plurality of inlet tubes is introduced from diverse location produces can influence each other, and has strengthened perturbation action, improves the mixing efficiency of venturi mixer.The present embodiment can allow between each jet and to produce as shown in Figure 6 flow-disturbing, strengthens the immixture of venturi mixer.
As shown in Figure 5, preferred version as the present embodiment, described the first inlet tube 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tube 9 and Venturi tube throat 3 are connected by the perforate of Venturi tube throat 3, the structure of described perforate be near the outside wall surface side with one section converging transition 10 with near the internal face side with straight-run of pipe section 11 formation that is connected.This special drilling structure has been utilized venturi principle again, can effectively improve the introducing rate of flow of fluid, improves mixing efficiency.
As depicted in figs. 1 and 2, as the preferred version of the present embodiment, described main flow Venturi tube and a plurality of inlet tube are revolving body, and be easy to process.
Embodiment two
As shown in Figure 3 and Figure 4, the multiple spot of a kind of venturi mixer of the present embodiment is introduced structure, comprise the main flow Venturi tube that the main flow fluid flows through, described main flow Venturi tube comprises that successively the Venturi tube flow ipe 1 that is communicated with, Venturi tube converging transition 2, Venturi tube throat 3, Venturi tube diffuser 4 and Venturi tube flow out pipeline 5; Also comprise a plurality of inlet tubes that introducing flow that the Venturi tube throat 3 with described main flow Venturi tube is connected is crossed, the arrangement of described a plurality of inlet tubes is furnished with the first inlet tube 6 and the second inlet tube 7 for the upper end in Venturi tube throat 3, the lower end is furnished with the 3rd inlet tube 8 and the 4th inlet tube 9, and described the first inlet tube 6 and the second inlet tube 7 and the 3rd inlet tube 8 and the 4th asymmetric stagger arrangement of inlet tube 9 are arranged.Introduce fluid by the diverse location introducing of main flow Venturi tube throat, strengthened the mixing effect of main flow fluid and introducing fluid, 4 introducing modes that liquidate make the main flow fluid in same cross section mix respectively with the introducing fluid at diverse location, can effectively avoid mixing the appearance of uneven phenomenon; The jet that the fluid that the arrangement diverse location of a plurality of inlet tubes is introduced produces can influence each other, and has strengthened perturbation action, improves the mixing efficiency of venturi mixer.The present embodiment can allow between each jet and to produce as shown in Figure 7 flow-disturbing, strengthens the immixture of venturi mixer.
As shown in Figure 5, preferred version as the present embodiment, described the first inlet tube 6, the second inlet tube 7, the 3rd inlet tube 8 and the 4th inlet tube 9 and Venturi tube throat 3 are connected by the perforate of Venturi tube throat 3, the structure of described perforate be near the outside wall surface side with one section converging transition 10 with near the internal face side with straight-run of pipe section 11 formation that is connected.This special drilling structure has been utilized venturi principle again, can effectively improve the introducing rate of flow of fluid, improves mixing efficiency.
As shown in Figure 3 and Figure 4, as the preferred version of the present embodiment, described main flow Venturi tube and a plurality of inlet tube are revolving body, and be easy to process.
The multiple spot of a kind of venturi mixer of the present invention is introduced the flow control methods of structure, adopt pulse to introduce mode the introducing fluid in a plurality of inlet tubes is carried out flow-control, be specially: one: the first inlet tube 6 of pulse and the 3rd inlet tube 8 have flow, and the second inlet tube 7 and the 4th inlet tube 9 are without flow; Two: the first inlet tubes 6 of pulse and the 38 are without flow, and the second inlet tube 7 and the 4th inlet tube 9 have flow; Three: the first inlet tubes 6 of pulse and the 3rd inlet tube 8 flows are large, and the second inlet tube 7 and the 4th inlet tube 9 flows are little; Four: the first inlet tubes 6 of pulse and the 3rd inlet tube 8 flows are little, and the second inlet tube 7 and the 4th inlet tube 9 flows are large; Pulse five: arbitrary inlet tube flow is large, and its excess-three inlet tube flow is little.Above-mentioned pulse one, pulse two, pulse three, pulse four and pulse five can be with random order alternately repetitive operations continuously.The introducing fluid adopts the introducing mode of pulse, has strengthened the mixing effect of main flow fluid and introducing fluid, and the continuous alternately repetitive operation of introducing scheme has further strengthened the mixing efficiency of venturi mixer; Simultaneously, the introducing scheme can change uninterrupted as required, has enlarged the scope of application of same venturi mixer.
Claims (8)
1. the multiple spot of a venturi mixer is introduced structure, comprises the main flow Venturi tube that the main flow fluid flows through, and it is characterized in that: also comprise a plurality of inlet tubes that introducing flow that the Venturi tube throat (3) with described main flow Venturi tube is connected is crossed.
2. the multiple spot of a kind of venturi mixer according to claim 1 is introduced structure, it is characterized in that: the arrangement of described a plurality of inlet tubes is: be mutually 90 ° of ground and arrange the first inlet tube (6), the second inlet tube (7), the 3rd inlet tube (8) and the 4th inlet tube (9) in the same cross section of Venturi tube throat (3), the first inlet tube (6), the second inlet tube (7), the 3rd inlet tube (8) and the 4th inlet tube (9) all are connected with Venturi tube throat (3).
3. the multiple spot of a kind of venturi mixer according to claim 1 is introduced structure, it is characterized in that: the arrangement of described a plurality of inlet tubes is: be furnished with the first inlet tube (6) and the second inlet tube (7) in the upper end of Venturi tube throat (3), the lower end is furnished with the 3rd inlet tube (8) and the 4th inlet tube (9), and described the first inlet tube (6) and the second inlet tube (7) are arranged with the 3rd inlet tube (8) and the asymmetric stagger arrangement of the 4th inlet tube (9).
4. the multiple spot of according to claim 2 or 3 described a kind of venturi mixers is introduced structure, it is characterized in that: described the first inlet tube (6), the second inlet tube (7), the 3rd inlet tube (8) and the 4th inlet tube (9) are connected by the perforate of Venturi tube throat (3) with Venturi tube throat (3), the structure of described perforate be near the outside wall surface side with one section converging transition (10) with near the internal face side with straight-run of pipe section (11) formation that is connected.
5. the multiple spot of according to claim 2 or 3 described a kind of venturi mixers is introduced structure, it is characterized in that: described main flow Venturi tube comprises that the Venturi tube flow ipe (1), Venturi tube converging transition (2), Venturi tube throat (3), Venturi tube diffuser (4) and the Venturi tube that are communicated with successively flow out pipeline (5).
6. the multiple spot of a kind of venturi mixer according to claim 5 is introduced structure, and it is characterized in that: described main flow Venturi tube and a plurality of inlet tube are revolving body.
7. the multiple spot of claim 2 or 3 described a kind of venturi mixers is introduced the flow control mode of structure, it is characterized in that: adopt pulse to introduce mode the introducing fluid in a plurality of inlet tubes is carried out flow-control, be specially:
One: the first inlet tube (6) of pulse and the 3rd inlet tube (8) have flow, and the second inlet tube (7) and the 4th inlet tube (9) are without flow;
Two: the first inlet tubes (6) of pulse and the 3rd (8) are without flow, and the second inlet tube (7) and the 4th inlet tube (9) have flow;
Three: the first inlet tubes (6) of pulse and the 3rd inlet tube (8) flow are large, and the second inlet tube (7) and the 4th inlet tube (9) flow are little;
Four: the first inlet tubes (6) of pulse and the 3rd inlet tube (8) flow are little, and the second inlet tube (7) and the 4th inlet tube (9) flow are large;
Pulse five: arbitrary inlet tube flow is large, and its excess-three inlet tube flow is little.
8. flow control mode according to claim 7 is characterized in that: described pulse one, pulse two, pulse three, pulse four and pulse five are with random order alternately repetitive operation continuously.
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| CN201310044360.7A CN103111212B (en) | 2013-02-04 | 2013-02-04 | Multi-point introduction structure and flow control mode of venturi mixer |
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| CN201310044360.7A CN103111212B (en) | 2013-02-04 | 2013-02-04 | Multi-point introduction structure and flow control mode of venturi mixer |
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| CN103111212A true CN103111212A (en) | 2013-05-22 |
| CN103111212B CN103111212B (en) | 2015-06-03 |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028134A (en) * | 2014-05-22 | 2014-09-10 | 西安交通大学 | Novel venturi mixer |
| CN104756970A (en) * | 2015-02-13 | 2015-07-08 | 南京林业大学 | Moveable chemical mixer |
| CN105195037A (en) * | 2015-10-16 | 2015-12-30 | 江苏新美星包装机械股份有限公司 | Mixing heat exchange device for liquids |
| CN106064877A (en) * | 2016-07-26 | 2016-11-02 | 长兴科艺玻璃工艺品有限公司 | Multicolor glass handicraft feeding device |
| CN106731430A (en) * | 2017-04-05 | 2017-05-31 | 哈尔滨锅炉厂环保工程技术有限公司 | A kind of venturi bundled tube dedusting demister |
| CN106754337A (en) * | 2016-12-09 | 2017-05-31 | 大连工业大学 | A kind of cell metabolism quenching system and its cell metabolism quenching method |
| CN107479585A (en) * | 2017-07-31 | 2017-12-15 | 长江大学 | The critical flow venturi for principle of being jammed based on machinery |
| CN107957068A (en) * | 2016-10-18 | 2018-04-24 | 艾欧史密斯(中国)热水器有限公司 | Venturi tube and its gas-fired equipment |
| CN109173765A (en) * | 2018-10-26 | 2019-01-11 | 攀钢集团攀枝花钢铁研究院有限公司 | A kind of mixed method of different pressures fluid |
| CN109225116A (en) * | 2018-09-17 | 2019-01-18 | 沈阳化工大学 | A kind of differential impact flow reactor of sieve pore nozzle |
| CN109260976A (en) * | 2018-10-16 | 2019-01-25 | 兆邦陶瓷有限责任公司 | A kind of injection apparatus for the production of floor tile raw material |
| CN109529755A (en) * | 2019-02-01 | 2019-03-29 | 大连海事大学 | A kind of more suction reinforcing mixing venturi reactors |
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| CN110064354A (en) * | 2019-03-25 | 2019-07-30 | 陇东学院 | The self-priming three-dimensional calotte of one kind and its plate column |
| CN110122028A (en) * | 2019-05-30 | 2019-08-16 | 江苏大学 | A kind of hydrodynamic force precise proportions fertilizer applicator |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028134A (en) * | 2014-05-22 | 2014-09-10 | 西安交通大学 | Novel venturi mixer |
| CN104028134B (en) * | 2014-05-22 | 2015-11-25 | 西安交通大学 | A kind of venturi mixer |
| CN104756970A (en) * | 2015-02-13 | 2015-07-08 | 南京林业大学 | Moveable chemical mixer |
| CN104756970B (en) * | 2015-02-13 | 2017-03-08 | 南京林业大学 | A kind of movable medicine mixer |
| CN105195037A (en) * | 2015-10-16 | 2015-12-30 | 江苏新美星包装机械股份有限公司 | Mixing heat exchange device for liquids |
| CN106064877A (en) * | 2016-07-26 | 2016-11-02 | 长兴科艺玻璃工艺品有限公司 | Multicolor glass handicraft feeding device |
| CN107957068A (en) * | 2016-10-18 | 2018-04-24 | 艾欧史密斯(中国)热水器有限公司 | Venturi tube and its gas-fired equipment |
| CN106754337A (en) * | 2016-12-09 | 2017-05-31 | 大连工业大学 | A kind of cell metabolism quenching system and its cell metabolism quenching method |
| CN106731430A (en) * | 2017-04-05 | 2017-05-31 | 哈尔滨锅炉厂环保工程技术有限公司 | A kind of venturi bundled tube dedusting demister |
| CN107479585A (en) * | 2017-07-31 | 2017-12-15 | 长江大学 | The critical flow venturi for principle of being jammed based on machinery |
| CN107479585B (en) * | 2017-07-31 | 2020-07-10 | 长江大学 | Critical flow venturi nozzle based on mechanical choking principle |
| CN109225116A (en) * | 2018-09-17 | 2019-01-18 | 沈阳化工大学 | A kind of differential impact flow reactor of sieve pore nozzle |
| CN109225116B (en) * | 2018-09-17 | 2024-03-22 | 沈阳化工大学 | Pressure difference type impinging stream reactor with sieve pore nozzles |
| CN109260976A (en) * | 2018-10-16 | 2019-01-25 | 兆邦陶瓷有限责任公司 | A kind of injection apparatus for the production of floor tile raw material |
| CN109173765A (en) * | 2018-10-26 | 2019-01-11 | 攀钢集团攀枝花钢铁研究院有限公司 | A kind of mixed method of different pressures fluid |
| CN109529755A (en) * | 2019-02-01 | 2019-03-29 | 大连海事大学 | A kind of more suction reinforcing mixing venturi reactors |
| CN110064354A (en) * | 2019-03-25 | 2019-07-30 | 陇东学院 | The self-priming three-dimensional calotte of one kind and its plate column |
| CN110064354B (en) * | 2019-03-25 | 2023-05-23 | 陇东学院 | Self-suction type three-dimensional cap cover and plate tower thereof |
| CN110026911B (en) * | 2019-05-27 | 2020-06-05 | 广州大学 | Feeding spray head for intensive grinding processing and material mixing method |
| CN110026911A (en) * | 2019-05-27 | 2019-07-19 | 广州大学 | A kind of feed nozzle and material mixed method for strengthening attrition process |
| CN110122028A (en) * | 2019-05-30 | 2019-08-16 | 江苏大学 | A kind of hydrodynamic force precise proportions fertilizer applicator |
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Effective date of registration: 20210406 Address after: No. 199, Beihuan Road, Tangqiao town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: SMOOTH MACHINE SYSTEMS Co.,Ltd. Address before: 710049 No. 28, Xianning Road, Xi'an, Shaanxi Patentee before: XI'AN JIAOTONG University |