CN203061080U - Venturi mixer with insert pipe - Google Patents
Venturi mixer with insert pipe Download PDFInfo
- Publication number
- CN203061080U CN203061080U CN 201320064658 CN201320064658U CN203061080U CN 203061080 U CN203061080 U CN 203061080U CN 201320064658 CN201320064658 CN 201320064658 CN 201320064658 U CN201320064658 U CN 201320064658U CN 203061080 U CN203061080 U CN 203061080U
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- pipe
- venturi tube
- venturi
- main flow
- main stream
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Abstract
The utility model discloses a venturi mixer with an insert pipe, and the venturi mixer is mainly applied to gas-liquid mixing. The venturi mixer comprises a main stream venturi pipe inflowing pipeline, a main stream venturi pipe gradual shrinking section, a main stream venturi pipe throat part, a main stream venturi pipe diffusing section and a main stream venturi pipe outflowing pipeline, and also comprises the special insert pipe communicated with the main stream venturi pipe throat part, wherein the main stream venturi pipe inflowing pipeline, the main stream venturi pipe gradual shrinking section, the main stream venturi pipe throat part, the main stream venturi pipe diffusing section and the main stream venturi pipe outflowing pipeline are successively communicated, the inner wall of the special insert pipe is composed of an inlet section arranged on the outer end, a small throat part arranged on the inner end, and a gradual shrinking section connected with the inlet section and the small throat part; the outer wall of the special insert pipe is provided with a thread, the turbulent flow action of a flowing body is enhanced, the inserting depth of the special insert pipe is adjustable, and a defect that the spraying distance of gas in liquid is small is effectively offset; and meanwhile, the gas is introduced in the small throat part of the special insert pipe and suddenly diffuse, the flow speed of the introduced gas is effectively accelerated, the mixing efficiency of the venturi mixer effectively is improved, the venturi mixer is suitable for flow matching of the introduced gas and main stream fluid within a large range, and the range of application of the venturi mixer is expanded.
Description
Technical field
The utility model relates to a kind of blender, is specifically related to a kind of venturi mixer that inserts pipe that has, and it is mixed especially to be suitable for the less biphase gas and liquid flow of void fraction.
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 gas-liquid venturi mixer is the classical venturi tube of throat's perforate, and the main flow fluid is introduced gas and flowed into through perforate by flowing through in the classical venturi tube, utilizes the pressure variation of two kinds of fluids will introduce the gas introducing and carry out blending with the main flow fluid.Introducing gas in the existing venturi mixer introduces via normal straight tube.In this Venturi tube structure, if the main current flow rate of flow of fluid is lower or introduce gas flow less then existence easily and mix inhomogeneous and problem such as mixing efficiency is low, particularly if the gas jet momentum deficiency that aditus laryngis is introduced, it is shorter then to introduce the fluid jet length, can not fully mix with the main flow fluid in the whole cross section of aditus laryngis, will exist and mix unequal problem.
The utility model content
For solving above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of venturi mixer that inserts pipe that has, and not only can improve the speed of introducing gas by special insertion pipe, and makes introducing gas go deep into aditus laryngis inside.
In order to achieve the above object, the technical scheme that adopts of the utility model is:
A kind of venturi mixer that inserts pipe that has, comprise 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 4 and the main flow Venturi tube that are connected successively flow out pipeline 5, also comprise the special insertion pipe 6 that is connected with main flow Venturi tube throat 3, the small larynx portion 8 that the inwall of described special insertion pipe 6 is communicated with by the entrance 10 of outer end, inner and Venturi tube throat 3 and be connected entrance 10 and the converging transition 9 of small larynx portion 8 is formed, the outer wall of special insertion pipe 6 is straight tube.
Described special insertion pipe 6 is arranged on the upper end of main flow Venturi tube throat 3.
The outer wall of described special insertion pipe 6 is the straight tube that has external thread section 7, and described main flow Venturi tube throat 3 tappings have internal thread 11, and internal thread 11 matches with the external thread section 7 of special insertion pipe 6.
The length of described external thread section 7 is greater than the wall thickness of main flow Venturi tube throat 3, and namely the length of external thread section 7 is greater than the length of internal thread 11.
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 4, main flow Venturi tube flow out pipeline 5 and special insertion pipe 6 is revolving body.
Compare with prior art, the utlity model has following advantage:
6 inwalls are managed in the special insertion of the utility model venturi mixer can make introducing gas enter small larynx portion 8 by entrance 10 through converging transitions 9, namely enter Venturi tube diffuser 4 after further injecting Venturi tube throat 3 again, therefore introducing fluid (gas) is equivalent to via a little Venturi tube (by entrance 10, converging transition 9 and small larynx portion 8 form) flow into main Venturi tube (by flow ipe 1, Venturi tube converging transition 2, Venturi tube throat 3, Venturi tube diffuser 4 and Venturi tube flow out pipeline 5 to be formed) throat, can effectively improve the flow velocity of introducing gas, compensate its jet length, improve the mixing efficiency of venturi mixer, avoid occurring mixing uneven phenomenon; Simultaneously, the external thread section 7 of special insertion pipe 6 can strengthen the flow-disturbing in the Venturi tube throat 3.Therefore, the first half of Venturi tube throat 3 inside is subjected to the flow-disturbing effect, and the latter half is jet action, can effectively strengthen the mixing of whole Venturi tube throat region; The degree of depth that special insertion pipe 6 inserts Venturi tube throat 3 can be passed through threaded adjusting as required, with the flow-disturbing effect on optimization Venturi tube throat 3 tops and the jet action of bottom, cooperate with the structural parameters of venturi and the flow parameter of two kinds of fluids etc. simultaneously, enlarged the scope of application of same venturi mixer; Recommend the insertion depth of special insertion pipe 6 to arrive between the aditus laryngis radius at 2/3rds of Venturi tube throat 3 radiuses; Little Venturi tube is arranged on the top of main flow Venturi tube throat, and gravity effect that utilize to introduce fluid promotes jet to feed through to the whole zone of main Venturi tube throat cross section, further avoids mixing uneven phenomenon; All building blocks are revolving body, and are easy to process; All building blocks are revolving body, and are easy to process; Main flow Venturi tube and little Venturi tube are convenient to mounting or dismounting for being threaded.
Description of drawings
Fig. 1 has the external structure schematic diagram of the venturi mixer that inserts pipe for the utility model.
Fig. 2 has the generalized section of the venturi mixer that inserts pipe for the utility model.
The venturi mixer side view that Fig. 3 inserts pipe for the utility model has.
Fig. 4 has the special insertion tubular construction part sectioned view of the venturi mixer that inserts pipe for the utility model.
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, a kind of venturi mixer that inserts pipe that has of the utility model, comprise the main flow Venturi tube flow ipe 1 that is connected successively, main flow Venturi tube converging transition 2, main flow Venturi tube throat 3, main flow Venturi tube diffuser 4 and main flow Venturi tube flow out pipeline 5, also comprise the special insertion pipe 6 that is connected with main flow Venturi tube throat 3, the inwall of described special insertion pipe 6 is by the entrance 10 of outer end, the small larynx portion 8 that inner and main flow Venturi tube throat 3 are communicated with and is connected entrance 10 and the converging transition of small larynx portion 89 compositions, the outer wall of special insertion pipe 6 is straight tube.Special insertion pipe 6 is designed to a similar little Venturi tube structure, be to introduce fluid line, its inwall can make introducing gas enter small larynx portion 8 by entrance 10 through converging transitions 9, namely enter main flow Venturi tube diffuser 4 after continuing to inject main flow Venturi tube throat 3 again, therefore introducing fluid is equivalent to via a little Venturi tube (by entrance 10, converging transition 9 and small larynx portion 8 form) flow into main Venturi tube (by 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 4 and main flow Venturi tube flow out pipeline 5 to be formed) throat, introduce fluid and enter diffusion suddenly after the throat of main Venturi tube from the small larynx portion 8 of little Venturi tube, can effectively improve the flow velocity of introducing gas, compensate its jet length, improve the mixing efficiency of venturi mixer, avoid occurring mixing uneven phenomenon, make venturi mixer be applicable to the introducing fluid of wider scope and the flowrate proportioning of main flow fluid, enlarged the scope of application of venturi mixer.
As preferred embodiment of the present utility model, described special insertion pipe 6 is arranged on the upper end of main flow Venturi tube throat 3, be equivalent to the upper end that little Venturi tube is arranged on main flow Venturi tube throat, utilize the gravity effect of introducing fluid to promote jet to feed through to the whole zone of main flow Venturi tube throat cross section, the introducing fluid is fully mixed with the main flow fluid, further avoid mixing uneven phenomenon.
As shown in Figure 3, 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 4, main flow Venturi tube flow out pipeline 5 and special insertion pipe 6 is revolving body, is convenient to processing.
As shown in Figure 4, as preferred embodiment of the present utility model, the outer wall of described special insertion pipe 6 is the straight tube that has external thread section 7, and described main flow master's Venturi tube throat 3 tappings have internal thread 11 and special insertion to manage 6 external thread sections 7 to match.Special insertion pipe 6 and main flow Venturi tube throat 3 are threaded, are convenient to dismounting.
As the further preferred embodiment of the utility model, the length of described external thread section 7 is greater than the wall thickness of main flow Venturi tube throat 3, be that the length of external thread section 7 is greater than the length of internal thread 11, the external thread section 7 of special like this insertion pipe 6 can strengthen the flow-disturbing of main flow fluid in the main flow Venturi tube throat 3, make main flow Venturi tube throat 3 inner the first half fluids be subjected to the flow-disturbing effect, the latter half fluid is subjected to introducing from special insertion pipe 6 jet action of gas, and both actings in conjunction are to improve the mixing efficiency of venturi mixer; Simultaneously, the length of external thread section 7 is greater than the length of internal thread 11, the degree of depth that makes special insertion pipe 6 insert main flow Venturi tube throat 3 can be passed through threaded adjusting as required, recommend the insertion depth of special insertion pipe to arrive between the aditus laryngis radius at 2/3rds of aditus laryngis radius, cooperate with the jet action of the flow-disturbing effect of optimizing main flow Venturi tube throat 3 tops and bottom and with the structural parameters of venturi and the flow parameter of two kinds of fluids, enlarged the scope of application of same venturi mixer.
Claims (7)
1. one kind has the venturi mixer that inserts pipe, comprise the main flow Venturi tube flow ipe (1) that is connected successively, main flow Venturi tube converging transition (2), main flow Venturi tube throat (3), main flow Venturi tube diffuser (4) and main flow Venturi tube flow out pipeline (5), it is characterized in that: also comprise the special insertion pipe (6) that is connected with main flow Venturi tube throat (3), the inwall of described special insertion pipe (6) is by the entrance (10) of outer end, the little throat (8) that inner and Venturi tube throat (3) are communicated with and is connected entrance (10) and the converging transition (9) of little throat (8) composition, the outer wall of special insertion pipe (6) is straight tube.
2. the venturi mixer that inserts pipe that has according to claim 1, it is characterized in that: described special insertion pipe (6) is arranged on the upper end of main flow Venturi tube throat (3).
3. the venturi mixer that inserts pipe that has according to claim 1, it is characterized in that: the outer wall of described special insertion pipe (6) is for having the straight tube of external thread section (7), described main flow Venturi tube throat (3) tapping has internal thread (11), and internal thread (11) matches with the external thread section (7) of special insertion pipe (6).
4. the venturi mixer that inserts pipe that has according to claim 3, it is characterized in that: the length of described external thread section (7) is greater than the wall thickness of main flow Venturi tube throat (3), and namely the length of external thread section (7) is greater than the length of internal thread (11).
5. the venturi mixer that inserts pipe that has according to claim 4, it is characterized in that: external thread section (7) insertion depth of described special insertion pipe (6) can be regulated.
6. the venturi mixer that inserts pipe that has according to claim 5 is characterized in that: external thread section (7) insertion depth of described special insertion pipe (6) Venturi tube throat (3) radius 2/3rds between the aditus laryngis radius.
7. the venturi mixer that inserts pipe that has 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 tube diffuser (4), main flow Venturi tube flow out pipeline (5) and special insertion pipe (6) is revolving body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320064658 CN203061080U (en) | 2013-02-04 | 2013-02-04 | Venturi mixer with insert pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320064658 CN203061080U (en) | 2013-02-04 | 2013-02-04 | Venturi mixer with insert pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203061080U true CN203061080U (en) | 2013-07-17 |
Family
ID=48759909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320064658 Withdrawn - After Issue CN203061080U (en) | 2013-02-04 | 2013-02-04 | Venturi mixer with insert pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203061080U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111213A (en) * | 2013-02-04 | 2013-05-22 | 西安交通大学 | Venturi mixer with special inserting tube |
| CN104043355A (en) * | 2014-06-10 | 2014-09-17 | 河南乾元过滤设备有限公司 | Mineral separation mixing generator |
| CN109900601A (en) * | 2019-04-24 | 2019-06-18 | 江苏一夫科技股份有限公司 | Cytochrome P--450 on-line checking analyzer |
| CN110180464A (en) * | 2019-06-28 | 2019-08-30 | 邢台旭阳化工有限公司 | Phthalic anhydride gas phase naphthalene feeder |
-
2013
- 2013-02-04 CN CN 201320064658 patent/CN203061080U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111213A (en) * | 2013-02-04 | 2013-05-22 | 西安交通大学 | Venturi mixer with special inserting tube |
| CN104043355A (en) * | 2014-06-10 | 2014-09-17 | 河南乾元过滤设备有限公司 | Mineral separation mixing generator |
| CN109900601A (en) * | 2019-04-24 | 2019-06-18 | 江苏一夫科技股份有限公司 | Cytochrome P--450 on-line checking analyzer |
| CN110180464A (en) * | 2019-06-28 | 2019-08-30 | 邢台旭阳化工有限公司 | Phthalic anhydride gas phase naphthalene feeder |
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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: 20130717 Effective date of abandoning: 20151021 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |