CN203955059U - The venturi mixer that a kind of throat length is adjustable - Google Patents
The venturi mixer that a kind of throat length is adjustable Download PDFInfo
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- CN203955059U CN203955059U CN201420296356.XU CN201420296356U CN203955059U CN 203955059 U CN203955059 U CN 203955059U CN 201420296356 U CN201420296356 U CN 201420296356U CN 203955059 U CN203955059 U CN 203955059U
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- venturi tube
- main flow
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- venturi
- tube
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Abstract
The venturi mixer that a kind of throat length is adjustable, comprise that successively the main flow Venturi tube flow ipe, main flow Venturi tube converging transition, main flow Venturi tube throat, main flow Venturi tube diffuser, the main flow Venturi tube that are communicated with flow out pipeline and middle inlet tube, also comprise special length-adjustable throat, comprise the female front end Venturi tube of tool, and there is externally threaded rear end Venturi tube.Main flow venturi inlet tube is arranged in 1/4 place, upstream of front end Venturi tube throat.Front end Venturi tube is with internal thread, flow-disturbing effect that can enhance fluid.The junction of main flow Venturi tube front end and main flow Venturi tube rear end forms boss structure, reduced cross-sectional area, and the rate of flow of fluid in main flow Venturi tube increases, and can further strengthen mixed effect, increases flow-disturbing effect.The length of linkage section throat is adjustable, can regulate as required the length of throat by the rotation between screw thread, has effectively improved mixing efficiency, has expanded the scope of application of venturi mixer.
Description
Technical field
The utility model relates to a kind of blender, is specifically related to the adjustable venturi mixer of a kind of throat length.
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, common Venturi tube mixer is the classical venturi tube of throat's perforate, main flow fluid is flow through by classical venturi tube, introduce fluid and flow into through inlet tube, utilize the pressure variation of two kinds of fluids will introduce fluid and main flow blending of falling liquid film.Main flow Venturi tube and inlet tube that existing venturi mixer is fixed by throat length form, cannot carry out size adjusting according to main flow fluid and the flowrate proportioning of introducing fluid, if therefore main current flow rate of flow of fluid is lower, or introduce fluid flow when larger, easily cause and mix the inhomogeneous and low problem of mixing efficiency.
Utility model content
In order to solve problems of the prior art, the venturi mixer that provides a kind of throat length adjustable is provided the purpose of this utility model, by regulating the length of throat to improve the mixing efficiency of venturi mixer.In the laryngeal structure of this Venturi tube, the length of throat can, by the mutual rotation free adjustment between screw thread, can avoid occurring that main current flow rate of flow of fluid is lower, or introduces the inhomogeneous and low problem of mixing efficiency of mixing that fluid flow causes more greatly.
In order to achieve the above object, the technical scheme that the utility model adopts is:
The venturi mixer that a kind of throat length is adjustable comprises that the main flow Venturi tube flow ipe 1, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow venturi inlet tube 4, main flow Venturi tube diffuser 5, the main flow Venturi tube that are once connected flow out pipeline 6, front end Venturi tube 7, rear end Venturi tube 8.
Described inlet tube 4 is arranged in 1/4 place, throat upstream of front end Venturi tube 7.
Described front end Venturi tube 7 is the revolving body with internal thread 9, and described rear end Venturi tube 8 is the revolving body with external screw thread 10, and internal thread segment 9 matches with external thread section 10.
The length of described internal thread segment 9 is greater than the length of external thread section 10.
The screw-in depth of the external thread section 10 of described rear end Venturi tube 8 can regulate by the mutual rotation between internal thread 9 and external screw thread 10.
Described main flow Venturi tube flow ipe 1, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow venturi inlet tube 4, 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 throat length of the utility model venturi mixer can regulate by the mutual rotation between screw thread, overcome the low feature of original venturi mixer mixing efficiency, effectively improve the mixing efficiency of venturi mixer, avoided mixing the appearance of uneven phenomenon; Internal thread 9 in the Venturi tube front end 7 at 3 places of main flow Venturi tube throat can make in main flow Venturi tube the obvious disturbance of the rear generation of internal thread 9 of flowing through of mobile fluid, make the fluid in pipe more easily change turbulent flow into, strengthen the mixed effect of Venturi tube throat, internal thread 9 length of main flow Venturi tube front end 7 are greater than external screw thread 10 length of main flow Venturi tube rear end 8, and the internal thread 9 of main flow Venturi tube throat has the effect of disturbance all the time to the fluid flowing through.The junction of main flow Venturi tube front end 7 and main flow Venturi tube rear end 8 forms boss structure, and sectional area reduces, the main flow fluid little Venturi tube that is equivalent to flow through, and the rate of flow of fluid in main flow Venturi tube increases, and has further strengthened flow-disturbing effect.In order to improve venturi mixer mixing efficiency, can regulate by the mutual rotation between internal thread 9 and external screw thread 10 length of throat.Main flow venturi inlet tube is arranged in 1/4 place, upstream of front end Venturi tube throat, main flow fluid is flow through by Venturi tube, in the time that Venturi tube throat length is adjusted to maximum, main flow fluid is subject to the flow-disturbing effect of front 1/4 section of internal thread of front end Venturi tube throat, the flow-disturbing effect of rear 3/4 section of internal thread of front end Venturi tube throat, and the perturbation action of the boss structure of front end Venturi tube and Venturi tube junction, rear end, be adjusted to hour in Venturi tube throat length, main flow fluid is subject to the flow-disturbing effect of front 1/4 section of internal thread of front end Venturi tube throat, the flow-disturbing effect of the 1/4 section of internal thread in inlet tube downstream, and the flow-disturbing effect of the boss structure of front end Venturi tube and Venturi tube junction, rear end, make main flow fluid more easily be converted into turbulent fluid, strengthen main flow Venturi tube mixed effect, expand the scope of application of Venturi tube.
Brief description of the drawings
Fig. 1 is the external structure schematic diagram of the adjustable venturi mixer of the utility model throat length.
Fig. 2 is the generalized section of the adjustable venturi mixer of the utility model throat length.
Fig. 3 is the generalized section of the adjustable venturi mixer front end of the utility model throat length.
Fig. 4 is the generalized section of the adjustable venturi mixer rear end of the utility model throat length.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, the venturi mixer that the utility model throat length is adjustable comprises that the 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 and the main flow Venturi tube that are connected successively flow out pipeline 6, and described Venturi tube mixer is threaded connection by main flow venturi mixer front end 7 and main flow venturi mixer rear end 8.The length of main flow venturi mixer front end 7 internal threads 9 is greater than the length of main flow venturi mixer rear end 8 external screw threads 10, and the internal thread 9 of main flow venturi mixer front end 7 makes in main flow Venturi tube mobile fluid produce its perturbation action of obvious disturbance to make the fluid in pipe more easily change turbulent flow into.Main flow venturi mixer front end 7 forms boss structure with the junction of main flow venturi mixer rear end 8, reduced cross-sectional area, the main flow fluid little Venturi tube that is equivalent to flow through, main flow Venturi tube inner fluid speed further increases, the fluid at boss place of making to flow through produces violent perturbation action, further strengthen mixed effect, avoided mixing the appearance of uneven phenomenon.Main flow venturi mixer throat length can regulate by the mutual rotation between internal thread 9 and external screw thread 10 according to introducing fluid and main flow fluid flowrate proportioning, has expanded the scope of application of venturi mixer.
As preferred embodiment of the present utility model, as shown in Figure 2, the length of described internal thread 9 is greater than the length of external screw thread 10, and the internal thread segment 9 of main flow venturi mixer produces perturbation action to the main flow fluid of the internal thread segment of flowing through, and has improved the mixed effect of venturi mixer.
As preferred embodiment of the present utility model, as shown in Figure 2, described venturi mixer front end 7 forms boss structure with the junction of venturi mixer rear end 8, reduced cross-sectional area, the main flow fluid little Venturi tube that is equivalent to flow through, the main flow fluid that flow velocity in main flow Venturi tube further increases the boss structure that makes to flow through produces violent disturbance, and its perturbation action makes the fluid in pipe more easily change turbulent flow into, has strengthened mixed effect.
As preferred embodiment of the present utility model, as shown in Figure 3, described main flow venturi inlet tube 4 is arranged in 1/4 place, upstream of front end Venturi tube throat, main flow fluid is flow through by Venturi tube, in the time that Venturi tube throat length is adjusted to maximum, main flow fluid is subject to the flow-disturbing effect of front 1/4 section of internal thread of front end Venturi tube throat, the flow-disturbing effect of rear 3/4 section of internal thread of front end Venturi tube throat, and the perturbation action of the boss structure of front end Venturi tube and Venturi tube junction, rear end, be adjusted to hour in Venturi tube throat length, main flow fluid is subject to the flow-disturbing effect of front 1/4 section of internal thread of front end Venturi tube throat, the flow-disturbing effect of the 1/4 section of internal thread in inlet tube downstream, and the flow-disturbing effect of the boss structure of front end Venturi tube and Venturi tube junction, rear end.
As preferred embodiment of the present utility model, as shown in Figure 3, described venturi mixer is threaded connection and is formed by main flow venturi mixer front end 7 and main flow venturi mixer rear end 8, is convenient to dismounting, transport, has expanded the scope of application.
As preferred embodiment of the present utility model, as shown in Figure 4, described main flow Venturi tube flow ipe 1, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow venturi inlet tube 4, main flow Venturi tube diffuser 5 and main flow Venturi tube flow out pipeline 6 and are revolving body, are convenient to processing.
As preferred embodiment of the present utility model, the length of described main flow venturi mixer throat 3 can regulate by the mutual rotation between internal thread 9 and external screw thread 10.
As the further preferred embodiment of the utility model, the length of the internal thread 9 of described main flow venturi mixer front end 7 is greater than the length of external screw thread 10, be that main flow venturi mixer throat length can regulate according to introducing fluid and main flow fluid flowrate proportioning, make venturi mixer be applicable to the proportioning of wider introducing fluid and main flow fluid flow, further expanded the scope of application of venturi mixer.
Claims (7)
1. the venturi mixer that throat length is adjustable, comprise the main flow Venturi tube that main flow fluid flows through, described main flow Venturi tube comprises the main flow Venturi tube flow ipe (1) being connected successively, main flow Venturi tube converging transition (2), main flow Venturi tube throat (3), Venturi tube diffuser (5), Venturi tube flows out pipeline (6), have and introduce the inlet tube (4) that fluid flows in described Venturi tube throat, it is characterized in that: also comprise the length-adjustable Venturi tube throat (3) being threaded connection, can be as required by the length of the mutual rotation free adjustment throat (3) between screw thread.
2. the adjustable venturi mixer of a kind of throat length according to claim 1, is characterized in that: described inlet tube (4) is arranged in 1/4 place, upstream of front end Venturi tube (7) throat.
3. the adjustable venturi mixer of a kind of throat length according to claim 1, it is characterized in that: described throat (3) can adjust its length as required, and throat has Venturi tube front end (7) and Venturi tube rear end (8) to be threaded connection to form.
4. the adjustable venturi mixer of a kind of throat length according to claim 1, it is characterized in that: there is internal thread (9) at the place of throat of Venturi tube front end (7), and internal thread (9) matches with throat's external screw thread (10) of Venturi tube rear end (8).
5. the adjustable venturi mixer of a kind of throat length according to claim 2, is characterized in that: the screw-in degree of throat's external screw thread (10) of described Venturi tube rear end (8) can be by the mutual rotation free adjustment between screw thread.
6. the adjustable venturi mixer of a kind of throat length according to claim 3, is characterized in that: the length of described internal thread (9) is greater than the length of external screw thread (10).
7. the adjustable venturi mixer of a kind of throat length according to claim 1 is characterized in that: described main flow Venturi tube flow ipe (1), main flow Venturi tube converging transition (2), main flow Venturi tube throat (3), main flow venturi inlet tube (4), main flow Venturi tube diffuser (5), main flow Venturi tube flow out pipeline (6) and be revolving body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296356.XU CN203955059U (en) | 2014-05-29 | 2014-05-29 | The venturi mixer that a kind of throat length is adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296356.XU CN203955059U (en) | 2014-05-29 | 2014-05-29 | The venturi mixer that a kind of throat length is adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203955059U true CN203955059U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420296356.XU Expired - Fee Related CN203955059U (en) | 2014-05-29 | 2014-05-29 | The venturi mixer that a kind of throat length is adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203955059U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105289347A (en) * | 2015-10-30 | 2016-02-03 | 西安交通大学 | Stepped venturi mixer |
| CN105289349A (en) * | 2015-10-30 | 2016-02-03 | 西安交通大学 | Axial stretchable stepped combined type Venturi mixer |
| CN106629874A (en) * | 2015-11-03 | 2017-05-10 | 浙江工业大学 | Venturi type cavitation and cavitation erosion reactor for disinfection of drinking water |
| CN106678087A (en) * | 2017-03-08 | 2017-05-17 | 华北电力大学（保定） | Device used for adjusting basic state parameters of working medium |
| CN107575305A (en) * | 2017-11-06 | 2018-01-12 | 河南华洋发动机制造有限公司 | Engine cylinder-body oil duct hole flexible cleaning device |
| CN108117147A (en) * | 2018-02-02 | 2018-06-05 | 西安交通大学 | A kind of venturi equipment of Hydrodynamic Cavitation applied to sewage disposal experimental bench |
| CN109499413A (en) * | 2019-01-14 | 2019-03-22 | 西安交通大学 | A kind of adjustable venturi mixing arrangement in throat's injection hole site |
| CN109520575A (en) * | 2018-09-27 | 2019-03-26 | 中山市思源电器有限公司 | A kind of double-venturi tube for water heater |
| CN110541778A (en) * | 2019-09-18 | 2019-12-06 | 广西玉柴机器股份有限公司 | Two segmentation venturi of integrated EGR disk seats |
| CN110721605A (en) * | 2019-12-03 | 2020-01-24 | 新沂市星辰新材料科技有限公司 | Venturi high-efficiency mixer and working mode thereof |
| CN113926330A (en) * | 2021-10-26 | 2022-01-14 | 中国石油大学(华东) | Micro-nano bubble generator |
-
2014
- 2014-05-29 CN CN201420296356.XU patent/CN203955059U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105289349A (en) * | 2015-10-30 | 2016-02-03 | 西安交通大学 | Axial stretchable stepped combined type Venturi mixer |
| CN105289347A (en) * | 2015-10-30 | 2016-02-03 | 西安交通大学 | Stepped venturi mixer |
| CN106629874A (en) * | 2015-11-03 | 2017-05-10 | 浙江工业大学 | Venturi type cavitation and cavitation erosion reactor for disinfection of drinking water |
| CN106678087A (en) * | 2017-03-08 | 2017-05-17 | 华北电力大学（保定） | Device used for adjusting basic state parameters of working medium |
| CN107575305A (en) * | 2017-11-06 | 2018-01-12 | 河南华洋发动机制造有限公司 | Engine cylinder-body oil duct hole flexible cleaning device |
| CN108117147A (en) * | 2018-02-02 | 2018-06-05 | 西安交通大学 | A kind of venturi equipment of Hydrodynamic Cavitation applied to sewage disposal experimental bench |
| CN109520575B (en) * | 2018-09-27 | 2021-03-23 | 中山市思源电器有限公司 | Double-venturi tube for water heater |
| CN109520575A (en) * | 2018-09-27 | 2019-03-26 | 中山市思源电器有限公司 | A kind of double-venturi tube for water heater |
| CN109499413A (en) * | 2019-01-14 | 2019-03-22 | 西安交通大学 | A kind of adjustable venturi mixing arrangement in throat's injection hole site |
| CN109499413B (en) * | 2019-01-14 | 2024-02-02 | 西安交通大学 | Venturi mixing device with adjustable throat injection hole position |
| CN110541778A (en) * | 2019-09-18 | 2019-12-06 | 广西玉柴机器股份有限公司 | Two segmentation venturi of integrated EGR disk seats |
| CN110721605A (en) * | 2019-12-03 | 2020-01-24 | 新沂市星辰新材料科技有限公司 | Venturi high-efficiency mixer and working mode thereof |
| CN113926330A (en) * | 2021-10-26 | 2022-01-14 | 中国石油大学(华东) | Micro-nano bubble generator |
| CN113926330B (en) * | 2021-10-26 | 2023-12-26 | 中国石油大学(华东) | Micro-nano bubble generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150529 |
|
| EXPY | Termination of patent right or utility model |