CN216500116U - Venturi ejector with special-shaped nozzle and gas turbulence - Google Patents
Venturi ejector with special-shaped nozzle and gas turbulence Download PDFInfo
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- CN216500116U CN216500116U CN202123212597.0U CN202123212597U CN216500116U CN 216500116 U CN216500116 U CN 216500116U CN 202123212597 U CN202123212597 U CN 202123212597U CN 216500116 U CN216500116 U CN 216500116U
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- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000003466 welding Methods 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims description 9
- 206010066054 Dysmorphism Diseases 0.000 claims 1
- 230000002708 enhancing effect Effects 0.000 claims 1
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 238000009776 industrial production Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 3
- 238000010008 shearing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model provides a venturi ejector with a special-shaped nozzle and gas turbulence, which is applied to the technical field of gas-liquid jet mixing. The air suction chamber, the convergence section, the mixing section and the diffusion section are connected in a welding mode. And the gas turbulence pipe is vertically welded and connected with the mixing section. The inner wall of the nozzle outlet section is uniformly distributed with four nozzle flow guide blocks along the circumferential direction. The cross section of the nozzle flow guide block is in a semielliptical shape and is spirally attached to the inner wall of the nozzle outlet section. The utility model relates to a venturi ejector with a special-shaped nozzle and gas turbulence, which can improve the gas inflow and the gas-liquid mixing efficiency, further promote the gas-liquid reaction rate, can be better applied to industrial production, and has the advantages of simple structure and convenient assembly, disassembly and maintenance.
Description
Technical Field
The utility model belongs to the technical field of venturi jet gas-liquid mixing, and particularly relates to a venturi ejector with a special-shaped nozzle and gas turbulence.
Background
The venturi ejector is used as an efficient gas-liquid mixing device, mainly injects gas by means of negative pressure formed by high-speed liquid injection, and has the advantages of simple structure, high mixing efficiency and the like. When the gas-liquid two-phase reaction is involved, the air suction amount and the mixing effect of the Venturi ejector have important influence on the gas-liquid reaction, the air suction amount directly influences the efficiency of the gas-liquid reaction, and the two-phase mixing speed and the mixing degree reflect the performance of the Venturi ejector, so that the improvement of the mixing efficiency and the air suction amount of the Venturi ejector are important for the gas-liquid two-phase reaction.
The nozzle and the mixing section are key parts of a Venturi ejector, the structural shape of the nozzle is mostly conical at present, liquid sprayed out of the nozzle is sprayed out linearly, and the mixing effect is difficult to ensure; in addition, the mixing section is the main place for mixing the gas phase and the liquid phase, the gas phase and the liquid phase entering the mixing section can be mixed only by the shearing action of the liquid, the gas-liquid mixing effect is poor, the contact area of the gas phase and the liquid phase is small, and the reaction is not facilitated to be rapidly carried out.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a venturi ejector with a special-shaped nozzle and gas turbulence, which has the characteristics of the special-shaped nozzle, the gas turbulence of a mixing section and the like.
In order to achieve the purpose, the utility model provides the following technical scheme: a venturi ejector with special-shaped nozzle and gas turbulence is composed of gas turbulence pipe, convergent segment, gas sucking chamber, gas inlet, nozzle, mixing segment, diffusing segment and liquid guide block. The gas turbulence pipe is welded with the mixing section, and the axes of the gas turbulence pipe and the mixing section are vertical to each other; the gas inlet is connected with the gas suction chamber in a welding manner; the axes of the air suction chamber, the convergent section, the mixing section and the diffusion section are all overlapped and are connected by welding; the nozzle is inserted into the air suction chamber from the central axis of the air suction chamber.
Further, the nozzle is composed of a straight pipe section and an outlet section, the straight pipe section is a cylinder, the outlet section is a conical circular table, and four nozzle flow guide blocks are arranged on the inner wall of the nozzle outlet section.
Furthermore, the cross section of the nozzle flow guide block is in a semielliptical shape and is spirally attached to the inner wall of the nozzle outlet section to guide liquid, and the four nozzle flow guide blocks are uniformly distributed along the circumferential direction.
Further, above-mentioned gas turbulence pipe lets in gas, carries out the vortex to the mixed fluid of above-mentioned mixing section, further aggravates the mixture of two kinds of fluids, can also increase the gas volume that gets into the venturi ejector.
Because the utility model adopts the technical scheme, the technical effects are obvious:
1) the design of the liquid guide block of the Venturi ejector can lead the liquid to be in a spiral shape when the liquid is discharged from the nozzle opening, and increase the contact area of the liquid and the gas.
2) The design of the gas turbulence pipe of the Venturi ejector can generate turbulence to the mixed fluid, increase the gas inlet amount and further enhance the gas-liquid mixing efficiency.
Drawings
FIG. 1 is a schematic diagram of a venturi ejector with a shaped nozzle and gas turbulence according to the present invention.
FIG. 2 is a cross-sectional view of the nozzle outlet section of the venturi ejector of the present invention.
FIG. 3 is an expanded view of the interior of the nozzle outlet section of the venturi ejector of the present invention.
In the figure: the gas mixing device comprises a gas turbulence pipe 1, a convergence section 2, an air suction chamber 3, a gas inlet 4, a nozzle 5, a mixing section 6, a diffusion section 7 and a liquid diversion block 8.
Detailed Description
The utility model is further illustrated by the following embodiments in conjunction with the accompanying drawings.
Referring to fig. 1, a venturi ejector with a special-shaped nozzle and gas turbulence is composed of a gas turbulence pipe 1, a convergent section 2, a suction chamber 3, a gas inlet 4, a nozzle 5, a mixing section 6, a diffusion section 7 and a liquid guide block 8. The gas turbulence pipe 1 is welded with the mixing section 6, and the axes are vertical to each other; the gas inlet 4 is connected with the gas suction chamber 3 by welding; the axes of the air suction chamber 3, the convergent section 2, the mixing section 6 and the divergent section 7 are overlapped and are connected by welding; the nozzle 5 is inserted into the air suction chamber 3 from the central axis of the air suction chamber 3, the nozzle 5 is composed of a straight pipe section and an outlet section, the straight pipe section is a cylinder, the outlet section is a conical round table, and the inner wall of the outlet section of the nozzle 5 is provided with four nozzle guide blocks 8; the cross section of the nozzle guide block 8 is in a semielliptical shape, and is spirally attached to the inner wall of the outlet section of the nozzle 5 to guide liquid, and the four nozzle guide blocks 8 are uniformly distributed along the circumferential direction; the gas turbulence pipe 1 is filled with gas to perform turbulence on the mixed fluid of the mixing section 6, so that the mixing of the two fluids is further intensified.
The working process of the utility model is as follows: the liquid enters from the straight pipe section of the nozzle 5, reaches the outlet section of the nozzle 5, and is guided by the liquid guide block 8, the pipe diameter is reduced, the pressure energy is converted into kinetic energy, the flow rate is accelerated, the pressure is reduced, the liquid is spirally sprayed out at a high speed at the outlet, a negative pressure area is formed at the convergence section 2, a pressure difference is formed between the gas inlet 4 and the convergence section 2, the gas is sucked into the air suction chamber 3 from the gas inlet 4 and then is injected into the convergence section 2 to be contacted with the spirally sprayed out liquid at the outlet of the nozzle 5, the gas and the liquid are violently mixed by the high-speed shearing gas of the liquid at the mixing section 6, and a part of the gas enters the mixing section 6 from the gas turbulence pipe 1, so that the mixing is more sufficient, the kinetic energy of the mixed fluid is converted into the pressure energy at the diffusion section 7, the speed is reduced, the pressure is increased, and the two fluids are further mixed and then sprayed out.
The above embodiments are merely illustrative and not restrictive of the technical solutions of the present invention. Any modification or partial replacement without departing from the spirit of the present invention should be covered in the scope of the claims of the present invention.
Claims (3)
1. The utility model provides a venturi sprayer of dysmorphism nozzle and gaseous vortex which characterized in that, by gaseous vortex pipe, convergent section, the room of breathing in, gas inlet, nozzle, mixing section, diffuser segment, liquid water conservancy diversion block group become, wherein, each part is connected as follows: the air suction chamber, the convergent section, the mixing section and the divergent section are connected in a welding mode; the gas turbulence pipe is welded with the mixing section, and the axes of the gas turbulence pipe and the mixing section are vertical to each other; the nozzle consists of a straight pipe section and an outlet section, the straight pipe section is a cylinder, the outlet section is a conical round table, and four nozzle guide blocks are uniformly distributed on the inner wall of the outlet section along the circumferential direction; the cross section of the nozzle flow guide block is in a semielliptical shape and is spirally attached to the inner wall of the nozzle outlet section.
2. The venturi injector of claim 1, wherein the cross section of the liquid guiding block is semi-elliptical and attached to the inner wall of the nozzle outlet to guide the liquid, and the four liquid guiding blocks are uniformly distributed along the circumferential direction.
3. The venturi injector of claim 1, wherein the gas turbulence tube is configured to introduce gas to disturb the mixed fluid in the mixing section, thereby further enhancing the mixing of the two fluids and increasing the amount of gas entering the venturi injector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123212597.0U CN216500116U (en) | 2021-12-20 | 2021-12-20 | Venturi ejector with special-shaped nozzle and gas turbulence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123212597.0U CN216500116U (en) | 2021-12-20 | 2021-12-20 | Venturi ejector with special-shaped nozzle and gas turbulence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216500116U true CN216500116U (en) | 2022-05-13 |
Family
ID=81500523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123212597.0U Active CN216500116U (en) | 2021-12-20 | 2021-12-20 | Venturi ejector with special-shaped nozzle and gas turbulence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216500116U (en) |
-
2021
- 2021-12-20 CN CN202123212597.0U patent/CN216500116U/en active Active
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