CN215088116U - Multi-channel nozzle for gas-solid two-phase jet flow - Google Patents
Multi-channel nozzle for gas-solid two-phase jet flow Download PDFInfo
- Publication number
- CN215088116U CN215088116U CN202023317850.4U CN202023317850U CN215088116U CN 215088116 U CN215088116 U CN 215088116U CN 202023317850 U CN202023317850 U CN 202023317850U CN 215088116 U CN215088116 U CN 215088116U
- Authority
- CN
- China
- Prior art keywords
- solid
- channel
- gas
- section
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a two fluidic multichannel nozzle of gas-solid, the main part is by the feeding chamber, accelerates section passageway and ejection of compact chamber triplex, the triplex is located same the central axis and connects gradually, and the ejection of compact chamber leaks hopper-shaped for flat, and the ejection of compact chamber is equipped with three discharging channel, and the discharge gate is three curved limit rectangle. The utility model discloses can realize the jet function of gas-solid diphase efflux, accelerating section passageway and ejection of compact chamber are equipped with two shrinkage sections and a material diffusion section of material respectively, through the compression diffusion process to the material for the efflux has stronger impact force, and three discharging channel can also make the efflux have certain width, guarantee fluidic impact force simultaneously, can obtain the sufficient impact force of getting rid of object surface impurity from this, make soda particle produce the striking blasting phenomenon when contacting the surface, and then accomplish the clean operation of high pressure.
Description
Technical Field
The utility model belongs to the technical field of the high pressure is clean and specifically relates to utilize in the high pressure cleaning of the double-phase efflux of gas-solid uses.
Background
The high-pressure water jet cleaning technology is mainly applied in the existing high-pressure cleaning technology, but the high-pressure water jet cleaning technology has the limitations of the high-pressure water jet cleaning technology facing to the changeable cleaning environment, such as the complex pipelines can not be cleaned, the object surface is easy to freeze in the cold environment, the pressure is too high, the simple air jet can solve the problems, but the air jet impact force is small, and the cleaning operation can not be efficiently carried out, so that the purposes of efficiently cleaning the object surface by adding soda particle particles into the air jet are provided, the jet orifice of the common nozzle is mostly in a hole system, the soda particle particles are easy to form blockage in the jetting process, so that the jet flow is uneven, meanwhile, the jet flow range of the traditional nozzle in the cleaning process is small, the efficiency is low, the use requirements can not be met, and the uniform and efficient output of gas-solid two-phase jet flow can be further realized, there is a need for improved optimization of nozzle design.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide a nozzle which ensures that the gas-solid two-phase jet flow has stable width and high impact force while keeping uniform jet by adding soda particles into the air jet flow in high-pressure cleaning, thereby achieving the requirement of efficiently and uniformly removing impurities on the surface of an object.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a two-phase mixed efflux multichannel nozzle of gas-solid, includes the feeding chamber, accelerates section passageway and ejection of compact chamber, and overall structure is connected gradually together on same central axis by above-mentioned triplex, is equipped with the first shrink section of material in the section passageway with higher speed, ejection of compact chamber part is long flat hourglass hopper-shaped, and inside corresponds the cavity structure that forms by connecting by three material second shrink section and three ejection of compact channels. The cross sections of the three nozzles are flat and curved rectangle
The feeding cavity is a cylindrical cavity, and the outside of the feeding cavity is provided with a threaded connection convenient to connect.
The inner part of the contraction section of the channel of the acceleration section is provided with two symmetrical inner walls with arc surfaces, the contraction angle is 15-16 degrees, and the contraction angle is gradually reduced along the material flowing direction.
The second accelerating channel is a circular truncated cone-shaped cavity and shrinks along the material flowing direction, and the shrinking angle is 39-40 degrees.
The discharging cavity is provided with three discharging channels, and each channel is in a diffusion shape along the material flowing direction.
The utility model is used for the nozzle of the double-phase mixed efflux of gas-solid, the material gets into acceleration section passageway from the feed inlet, through acceleration section passageway obtains the efflux after the first shrink section compression of the material of acceleration section passageway and fully accelerates required energy, further compress when reentrant material second shrink section, make material flow velocity reach the maximum value, three discharging channel in play material chamber are the diffusion form, the efflux that makes the discharge gate jet out has certain width, guarantee fluidic impact force simultaneously, can obtain the sufficient impact force of getting rid of object surface impurity from this, make soda particle produce the striking blasting phenomenon when contacting the surface, and then accomplish high-pressure clean operation.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is an axonometric view of the gas-solid two-phase jet multi-channel nozzle of the utility model;
FIG. 2 is a sectional view of the gas-solid two-phase jet multi-channel nozzle of the present invention;
FIG. 3 is a rear view of the gas-solid two-phase jet multi-channel nozzle of the utility model;
figure 4 is the utility model discloses gas-solid diphase efflux multichannel nozzle elevation.
In the figure: 1. a feed inlet; 2. a feed cavity; 3. an acceleration section channel; 4. a discharge cavity; 5. a discharge port; 6. connecting by screw thread; 7. a discharge channel; 8. a first material contraction section; 9. and a second material shrinkage section.
Detailed Description
As shown in figures 1 to 4, the multi-channel nozzle of the gas-solid two-phase mixed jet flow, the feeding cavity 2, the accelerating section channel 3 and the discharging cavity 5 are an integral body positioned on the same central axis, when the device starts to work, gas-solid two-phase materials are supplied to the gas-solid two-phase mixed nozzle by external equipment, the materials enter the feeding cavity from the feeding hole 1, and the feeding cavity 2 is a cylindrical cavity, preferably 17mm in diameter and 30mm in length. At the moment, materials rapidly flow to an accelerating section channel 3 at a certain speed according to a given pressure, the inner wall of the accelerating section channel is two symmetrical cambered surfaces, the whole accelerating section channel is in a flat funnel shape, the contraction angle is reduced along the material flow direction, the optimal value is 15-16 degrees, the optimal value of the length of the accelerating section channel is 35mm, after gas-solid two-phase mixed materials enter the accelerating section channel, the flow section area is rapidly reduced due to the contraction effect of a first material contraction section 8, the material flow speed is rapidly increased, further the first acceleration is obtained, meanwhile, the materials enter a circular truncated cone-shaped material second contraction section 9 at a high speed after the first acceleration is obtained, the optimal value of the contraction angle of the material second accelerating section is 39-40 degrees, the optimal value of the length is 6mm, the materials are divided into three parts and conveyed to a discharging cavity 4 while the second acceleration is carried out, and the discharging cavity 4 is in a flat funnel shape, the optimal value of the whole length is 123mm, after the material enters the discharging cavity, the diffusion-shaped discharging channel 7 can influence the jet flow to enlarge the jet flow range, and simultaneously, due to the effect of the second contraction section of the material, the material is divided into three jet flows with extremely high impact force, so that the jet flow has a large striking range while ensuring enough impact force. The three discharge ports 5 are all in a curved rectangle, the optimal value of the longest diameter of each discharge port is 10mm, the optimal value of the height of each discharge port is 2.5mm, the design of the discharge ports can ensure that soda particles in two-phase mixed materials cannot form blockage at a nozzle, the uniformity of jet flow is further ensured, and the impact force of the jet flow can be ensured by the three discharge ports. The materials are compressed by the first material contraction section 8 and the second material contraction section 9 and then diffused by the discharge channel 7, and then are ejected from the three discharge ports 5 to form flat jet flow with high impact force, so that the flat jet flow has high uniformity and a certain width, and the soda particles in the two-phase mixed material are exploded by the strong impact force after contacting the surface of an object, thereby achieving the purpose of high-pressure cleaning
The present invention is not limited to this application, and any obvious improvement, replacement or modification by those skilled in the relevant art can be made within the scope of the present invention.
Claims (5)
1. A gas-solid two-phase jet multi-channel nozzle is characterized in that: including feeding chamber, acceleration section passageway and discharging cavity, the three is located same the central axis, feeding chamber, acceleration section passageway and discharging cavity three link together, the discharging cavity is flat hourglass hopper-shaped to be equipped with three discharging channel and discharge gate, the horizontal cross-section of discharge gate is curved limit rectangle.
2. The multi-channel gas-solid two-phase jet nozzle as claimed in claim 1, wherein the feeding cavity is cylindrical and the outer wall of the feeding cavity is provided with a threaded connection.
3. The multi-channel gas-solid two-phase jet nozzle as claimed in claim 1, wherein the inner wall of the acceleration section channel is two symmetrical arc surfaces and is contracted along the material flow direction.
4. The multi-channel gas-solid two-phase jet nozzle of claim 1, wherein three second material contraction sections are arranged between the discharge cavity and the acceleration section channel, and each second material contraction section is in a circular truncated cone shape and contracts in the material flowing direction.
5. The multi-channel nozzle for gas-solid two-phase jet flow of claim 1, wherein the discharge chamber is flat and funnel-shaped as a whole, has three discharge channels inside, and is divergent in the material flow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317850.4U CN215088116U (en) | 2020-12-31 | 2020-12-31 | Multi-channel nozzle for gas-solid two-phase jet flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317850.4U CN215088116U (en) | 2020-12-31 | 2020-12-31 | Multi-channel nozzle for gas-solid two-phase jet flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215088116U true CN215088116U (en) | 2021-12-10 |
Family
ID=79322616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023317850.4U Active CN215088116U (en) | 2020-12-31 | 2020-12-31 | Multi-channel nozzle for gas-solid two-phase jet flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215088116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157130A (en) * | 2022-07-15 | 2022-10-11 | 武汉大学 | Steel rail repairing water jet nozzle based on wave oscillation mixing and jet method |
-
2020
- 2020-12-31 CN CN202023317850.4U patent/CN215088116U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157130A (en) * | 2022-07-15 | 2022-10-11 | 武汉大学 | Steel rail repairing water jet nozzle based on wave oscillation mixing and jet method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215092980U (en) | Flat nozzle of gas-solid two-phase jet flow | |
| US9447796B2 (en) | Annular jet pump | |
| CN215088116U (en) | Multi-channel nozzle for gas-solid two-phase jet flow | |
| KR20020002300A (en) | Cleaning nozzle and cleaning apparatus | |
| CN102535823A (en) | Flat jet flow nozzle and special coating machine | |
| CN102716827A (en) | Gas-liquid two-phase pressure-balanced wide-angle uniformly-distributed mist nozzle | |
| JP4341864B2 (en) | Gas-liquid mixed flow injection device | |
| JP2020508207A (en) | Large-diameter long bag filter dust removal device | |
| CN201288708Y (en) | Injection type powdery delivery pump | |
| CN109382231A (en) | A kind of probe-type supersonic speed pneumatic nozzle | |
| CN207710583U (en) | A kind of nozzle and sand-blasting gun for spraying fluid | |
| CN105537014A (en) | High-pressure nozzle with injection in arc sector shape | |
| CN210753292U (en) | Novel atomizing nozzle based on bubble cutting | |
| CN217725898U (en) | Gas-assisted atomizing nozzle and atomizer thereof | |
| CN2804734Y (en) | Throttling distributor liquid tube assembly | |
| CN208713723U (en) | A kind of novel sand blasting device | |
| CN211613115U (en) | Discharging device of concrete wet blasting machine | |
| CN208246608U (en) | A kind of flat blast nozzle device | |
| CN109939849A (en) | Air mixed-flow high pressure nozzle | |
| CN209866390U (en) | Multistage ultrasonic atomization injection apparatus | |
| CN207206202U (en) | A kind of dandy roll sand-blasting machine | |
| CN212263608U (en) | High-efficient atomizing nozzle | |
| CN213943437U (en) | A fluid energy mill for silicon raw materials handles | |
| CN220177221U (en) | Gas-solid dispersion nozzle | |
| CN220744696U (en) | Charging device for battery powder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |