CN212633083U - Vortex structure of internal mixing nozzle - Google Patents
Vortex structure of internal mixing nozzle Download PDFInfo
- Publication number
- CN212633083U CN212633083U CN202020867562.7U CN202020867562U CN212633083U CN 212633083 U CN212633083 U CN 212633083U CN 202020867562 U CN202020867562 U CN 202020867562U CN 212633083 U CN212633083 U CN 212633083U
- Authority
- CN
- China
- Prior art keywords
- water outlet
- water
- vortex
- cavity
- inlet hole
- 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 relates to an internal mixing nozzle vortex structure, which relates to the technical field of internal mixing nozzles and comprises an outer pipe and a joint, wherein the outer pipe is hollow, the outer wall of the joint is detachably connected with the inner wall of the outer pipe, and a mixing cavity is formed between the joint and the outer pipe; one end of the outer pipe is provided with a nozzle, the nozzle is provided with a plurality of spray holes, the spray holes are communicated with the mixing cavity, the joint comprises a feeding section and a water outlet section, the feeding section is internally provided with a water inlet hole and an air inlet hole, and the air inlet hole is communicated with the mixing cavity; one end of the water outlet section, which is far away from the feeding section, is closed, a water outlet cavity is formed in the water outlet section, the water outlet cavity and the water inlet hole are coaxially arranged, and a water outlet hole which is communicated with the water outlet cavity and the mixing cavity is formed in the water outlet section; the vortex head is arranged in the water outlet cavity, the periphery of the vortex head is fixedly connected with the inner wall of the water outlet cavity, a plurality of through flow channels are arranged on the peripheral side surface of the vortex head, the through flow channels axially penetrate through the vortex head along the water inlet hole, and the plurality of through flow channels are spirally arranged. The utility model has the advantages of simple vortex structure and low cost.
Description
Technical Field
The utility model belongs to the technical field of the technique of interior shower nozzle that mixes and specifically relates to an interior shower nozzle vortex structure that mixes.
Background
The internal mixing spray head is a kind of two-fluid spray head, and the internal mixing means that gas and liquid are mixed in the spray head, and the function of the internal mixing spray head is to mix the gas and the liquid to obtain spray and then spray the spray.
The prior atomizing nozzle disclosed in the Chinese patent with the publication number of CN104492623B comprises a liquid inlet joint, a liquid passing pipe and an injection head, wherein the liquid inlet joint and the injection head are respectively arranged at two ends of the liquid passing pipe; the device is characterized by further comprising a vortex head sleeved in the injection head, wherein the vortex head is fixed on the liquid passing pipe; the vortex head is provided with a columnar inner cavity, the end part of the columnar inner cavity is in an inverted cone shape, the liquid outlet port of the liquid passing pipe is communicated with the columnar inner cavity of the vortex head, and the side wall of the vortex head is provided with a vortex hole communicated with the columnar inner cavity.
After the gas-liquid mixed liquid is accelerated by the rotational flow of the vortex head, the gas-liquid mixed liquid with certain pressure in the vortex head flows out through the internally-tangent vortex hole and touches the inner wall of the injection head to realize rotational flow acceleration, then collides with the inner wall of the injection head for atomization, and is injected through the injection hole; above-mentioned scheme is with the help of the improvement atomization effect with higher speed of swirl head, but the swirl head structure in the above-mentioned scheme is more complicated, need open the vortex hole in swirl head inside in order to form the runner, and adds man-hour at actual production because swirl head is small, and the inside trompil processing degree of difficulty is big, and manufacturing cost is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an interior shower nozzle vortex structure that mixes, it has the advantage that vortex simple structure, cost are low not enough to prior art exists.
The above object of the present invention can be achieved by the following technical solutions:
an internal mixing nozzle vortex structure comprises an outer pipe and a joint, wherein the outer pipe is hollow, the joint is inserted into one end of the outer pipe, the outer wall of the joint is detachably connected with the inner wall of the outer pipe, and a mixing cavity is formed between the joint and the outer pipe; a nozzle is arranged at one end of the outer pipe close to the mixing cavity, a plurality of spray holes are formed in the nozzle and communicated with the mixing cavity, the joint comprises a feeding section and a water outlet section, a water inlet hole and an air inlet hole which penetrate through the feeding section are formed in the feeding section, the water inlet hole and the air inlet hole are both axially arranged along the feeding section, the water inlet hole and the feeding section are coaxially arranged, a plurality of air inlet holes are uniformly distributed along the circumferential direction of the water inlet hole, and the air inlet holes are communicated with the mixing cavity;
a water outlet cavity communicated with the water inlet hole is formed in the water outlet section, the water outlet cavity and the water inlet hole are coaxially arranged, a plurality of water outlet holes are formed in the water outlet section and are located at one end, away from the water inlet hole, of the water outlet section, the water outlet holes are evenly distributed along the circumferential direction of the inner wall of the water outlet cavity, and the water outlet holes are communicated with the water outlet cavity and the mixing cavity;
the inlet opening is equipped with the vortex head with the intercommunication department that goes out the water cavity, vortex head periphery and play water intracavity wall fixed connection, be equipped with multichannel through flow channel on the week side of vortex head, through flow channel runs through the vortex head setting along the inlet opening axial, multichannel through flow channel is the heliciform setting.
Through adopting above-mentioned technical scheme, the inlet opening to the joint, let in rivers and high-pressure gas in the inlet opening respectively, rivers pass and strike vortex head when the inlet opening flows into out the water cavity, flow in the overhead through flow channel of follow vortex, thereby form the vortex, then from the delivery port blowout of play water section, and strike the mixing chamber inner wall, and high-pressure gas is after passing the inlet opening, flow in the mixing chamber, mix at mixing chamber water and high-pressure gas, make the liquid drop by broken atomizing into water smoke, water smoke is under the promotion of high-pressure gas, spray from the spray orifice blowout of nozzle at last, compare in the design that traditional vortex head need bore the inclined hole in inside, this vortex head is directly seted up spiral helicine through flow channel guide rivers in the outside and is passed through, under the condition that can produce the vortex equally, the production and processing is easier, lower cost.
The utility model discloses further set up to: the water outlet section sequentially comprises a connecting pipe, a connecting plate and a water outlet pipe which are coaxially arranged, the connecting pipe and the water outlet pipe are communicated, the connecting plate is located between the connecting pipe and the water outlet pipe, the inner wall of the outer pipe is provided with a step surface, one side surface and the step surface butt of the connecting pipe are far away from the connecting plate, the end surface and the feeding section butt of one end of the water outlet pipe are far away from the connecting pipe, the connecting pipe is communicated with the water inlet hole, the vortex head is located in the connecting pipe, and the water.
Through adopting above-mentioned technical scheme, the connecting plate is convenient for go out the water section and is fixed a position in the outer tube with outer tube inner wall butt, avoids going out in the water section stretches into the nozzle, influences normal spraying.
The utility model discloses further set up to: the channel in the connecting pipe is divided into three sections, the diameter of the channel is reduced along the direction far away from the feeding section, and the diameter of the channel in the water outlet pipe is divided into two sections, and the diameter of the channel is increased along the direction far away from the feeding section.
By adopting the technical scheme, the channel in the connecting pipe is gradually reduced, so that the water inlet pressure is increased, and water can smoothly flow into the water outlet pipe; the diameter of the channel in the water outlet pipe is gradually increased, and the spraying effect is easily formed when small water flows reach large water flows, so that the water flows out of the water outlet holes more smoothly.
The utility model discloses further set up to: the water outlet holes are arranged on the outer wall of the water outlet pipe in a staggered mode at intervals.
Through adopting above-mentioned technical scheme for rivers can be followed each position blowout of outlet pipe, reduce rivers and assemble the possibility in same department, make water and high-pressure gas mix more fully, improve atomization effect.
The utility model discloses further set up to: the outer wall of the feeding section, which is close to one end of the water outlet section, is provided with an insertion block, the insertion block is axially arranged along the water inlet hole, the end face of the outer pipe, which is far away from one end of the nozzle, is provided with a slot, and the insertion block is in insertion fit with the slot.
Through adopting above-mentioned technical scheme, the cooperation of pegging graft of inserted block and slot has improved the stability of being connected between feeding section and the outer tube, and makes the location between feeding section and the outer tube more accurate.
The utility model discloses further set up to: and a guide column is arranged on one side surface of the vortex head close to the feeding section, and is axially arranged along the water inlet hole, and the guide column is conical.
By adopting the technical scheme, when water flows in the water inlet hole, the water flows pass through the flow guide column and are divided by the flow guide column to be dispersed to the periphery, the flow guide column is favorable for shunting the water flow, and the water flow can be better guided into the through flow channel.
The utility model discloses further set up to: and a plurality of filter screens are arranged in the water inlet hole along the axial direction.
Through adopting above-mentioned technical scheme, the spraying hole bore of nozzle is less, and the impurity that the aquatic contains can block up the spraying hole, influences normal work, sets up the multilayer filter screen in the inlet opening, makes the water that gets into the hybrid chamber filter earlier through filtering, filters the impurity that the aquatic contains to reduce the possibility that the spraying hole is blockked up.
The utility model discloses further set up to: the aperture of the filter screens is gradually reduced along the direction close to the water outlet cavity.
By adopting the technical scheme, the pore diameter of the filter pores on the filter screen is gradually reduced, the filtering effect is gradually improved, and the possibility that impurities pass through the filter screen is further reduced.
To sum up, the utility model discloses a beneficial technological effect does:
1. compared with the traditional vortex head which needs to drill inclined holes in the interior, the vortex head which is directly provided with the spiral through flow channel on the outer side to guide water flow to pass through is adopted, and under the condition that a vortex can be generated, the production and the processing are easier, and the cost is lower;
2. the spraying hole bore of nozzle is less, and the impurity that contains in the aquatic probably blocks up the spraying hole, influences normal work, sets up the multilayer filter screen in the inlet opening, makes the water that gets into the hybrid chamber filter the impurity that contains in the aquatic earlier through filtering to reduce the possibility that the spraying hole is blockked up.
Drawings
FIG. 1 is a schematic view of an overall structure of a vortex structure of an internal mixing nozzle in one embodiment;
FIG. 2 is a cross-sectional elevation view of an internal mixing jet vortex structure;
FIG. 3 is an upper cross-sectional view of an internal mixing nozzle vortex structure
FIG. 4 is an exploded view of an internal mixing jet vortex structure;
FIG. 5 is a sectional front view of a vortex structure of an internal mixing nozzle in the second embodiment;
fig. 6 is a schematic structural view of the vortex head in the second embodiment.
In the figure, 1, an outer tube; 11. a step surface; 2. a joint; 21. a feeding section; 211. a water inlet hole; 212. an air inlet; 213. a slot; 22. a water outlet section; 221. a water outlet cavity; 222. a water outlet hole; 223. a connecting pipe; 224. a connecting plate; 225. a water outlet pipe; 226. inserting a block; 23. an eddy head; 231. a through flow channel; 232. a flow guide column; 233. a guide groove; 24. a filter screen; 3. a mixing chamber; 4. a nozzle; 41. and (4) spraying holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 and 2, for the utility model discloses an interior shower nozzle vortex structure that mixes, including hollow cylindric outer tube 1, be equipped with annular step face 11 on the outer tube 1 inner wall, a plurality of spraying holes 41 have been seted up to outer tube 1 one end fixedly connected with nozzle 4 on nozzle 4. The opening of one end of the outer pipe 1 far away from the nozzle 4 is inserted with a joint 2, and the joint 2 and the outer pipe 1 are coaxially arranged. A mixing cavity 3 is formed between the outer pipe 1 and the joint 2, and the spraying holes 41 are communicated with the mixing cavity 3.
Referring to fig. 2 and 4, the joint 2 comprises a feeding section 21 and a water outlet section 22 which are communicated, the feeding section 21 and the water outlet section 22 are coaxially arranged, and the length of the diameter of the feeding section 21 is larger than that of the diameter of the water outlet section 22. The feed section 21 is internally provided with a water inlet 211 penetrating through the feed section 21, the water inlet 211 and the feed section 21 are coaxially arranged, the feed section 21 is internally provided with a plurality of air inlets 212, the air inlets 212 penetrate through the feed section 21, the air inlets 212 are uniformly distributed along the circumferential direction of the feed section 21 at intervals, and the axial directions of the air inlets 212 are parallel to the axial direction of the feed section 21. The outer wall of the end, close to the water outlet section 22, of the feeding section 21 is provided with an insertion block 226, the insertion block 226 is axially arranged along the water inlet hole 211, the inner wall of the end, far away from the nozzle 4, of the outer pipe 1 is provided with a slot 213, and the insertion block 226 is in insertion fit with the slot 213, so that the feeding section 21 is connected with the outer pipe 1.
Referring to fig. 3 and 4, three layers of filter screens 24 are arranged at the water inlet of the water inlet 211, the periphery of each filter screen 24 is fixedly connected with the inner wall of the water inlet 211, the filter screens 24 are axially arranged along the water inlet 211, and the aperture of each filter screen 24 is gradually reduced along the direction close to the water outlet cavity 221. The 41 bores of spray hole of nozzle 4 is less, the impurity that contains in the aquatic probably blocks up spray hole 41, influence normal work, set up multilayer filter screen 24 in inlet opening 211, the water that makes to get into mixing chamber 3 filters earlier, filters the impurity that contains in the aquatic, thereby reduce the possibility that spray hole 41 is blockked up, and filter screen 24's aperture subtracts progressively, improve filter screen 24's filter capacity step by step, avoid all impurity siltation on one deck filter screen 24, further reduce the possibility that impurity passes through filter screen 24.
Referring to fig. 2 and 4, the water outlet section 22 is sequentially divided into a connecting pipe 223, a connecting plate 224 and a water outlet pipe 225 along the water outlet hole 222 towards the nozzle 4, the water outlet pipe 225 is coaxially communicated with the connecting pipe 223, the inner spaces of the water outlet pipe 225 and the connecting pipe 223 form a water outlet cavity 221, the water outlet cavity 221 is communicated with the water inlet hole 211, and one side surface of the connecting plate 224 facing the nozzle 4 is abutted to the step surface 11 of the inner wall of the outer tube 1. The outlet pipe 225 is provided with a plurality of outlet holes 222, the outlet holes 222 are arranged on the outer wall of the outlet pipe 225 at intervals in a staggered manner, and the outlet holes 222 are communicated with the outlet cavity 221 in the mixing cavity 3.
Referring to fig. 2 and 3, the passage in the connection pipe 223 is divided into three sections and gradually reduced in diameter in a direction away from the feeding section 21, and the passage in the connection pipe is gradually reduced to increase the water inlet pressure, so that the water can more smoothly flow into the water outlet pipe. The diameter of the channel in the water outlet pipe 225 is gradually increased along the direction away from the feeding section 21, the diameter of the channel in the water outlet pipe 225 is gradually increased, and the spraying effect is easily formed when small water flows to large water flows, so that the water flows out from the water outlet hole 222 more smoothly.
Referring to fig. 2 and 4, a vortex head 23 is arranged at a communication position of the water inlet hole 211 and the water outlet cavity 221, the periphery of the vortex head 23 is fixedly connected with the inner wall of the water outlet cavity 221, a plurality of through channels 231 are arranged on the peripheral side surface of the vortex head 23, the through channels 231 are uniformly arranged along the peripheral side surface at intervals, the through channels 231 axially penetrate through the vortex head 23 along the water inlet hole 211, and the through channels 231 are spirally arranged.
The implementation principle of the embodiment is as follows: when the vortex head is ready to be used, water flow and high-pressure air are respectively introduced into the water inlet hole 211 and the air inlet hole 212 of the connector 2, the water flow passes through the water inlet hole 211 and flows into the water outlet cavity 221 to impact the vortex head 23 and flows out of the through flow channel 231 on the vortex head 23 to form a vortex, then the water flow is ejected from the water outlet hole 222 of the water outlet section 22 and impacts the inner wall of the mixing cavity 3, the high-pressure air flows into the mixing cavity 3 after passing through the air inlet hole 212, the water and the high-pressure air are mixed in the mixing cavity 3, so that liquid drops are broken and atomized into water mist, the water mist is ejected from the spray hole 41 of the nozzle 4 under the pushing of the high-pressure air, and compared with the design that an inclined hole needs to be drilled in the traditional vortex head 23, the spiral through flow channel 231 is directly formed in the outer side of the vortex head 23 to guide the water flow to.
Example two:
referring to fig. 5 and fig. 6, for the utility model discloses an internal mixing nozzle vortex structure, it takes embodiment one as the basis, and the difference point with embodiment one lies in: the vortex head 23 is fixedly connected with a flow guiding column 232 on one end surface facing the water inlet hole 211, the flow guiding column 232 is located in the center of the end surface, the flow guiding column 232 is axially arranged along the water inlet hole 211, and the flow guiding column 232 is conical. The outer wall of the flow guiding column 232 is provided with a spiral guiding groove 233, the guiding groove 233 is axially arranged along the water inlet hole 211, and the guiding groove 233 is communicated with the through flow channel 231. When water flows in the water inlet hole 211, the water flows pass through the flow guide column 232 and are divided by the flow guide column 232 to be dispersed to the periphery, the flow guide column 232 is favorable for shunting the water flow, and the water flow can be better guided into the through flow channel 231.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. An internal mixing nozzle vortex structure comprises an outer pipe (1) and a joint (2), wherein the outer pipe (1) is hollow, the joint (2) is inserted into one end of the outer pipe (1), the outer wall of the joint (2) is detachably connected with the inner wall of the outer pipe (1), and a mixing cavity (3) is formed between the joint (2) and the outer pipe (1); the one end that outer tube (1) is close to mixing chamber (3) is equipped with nozzle (4), be equipped with a plurality of spray holes (41) on nozzle (4), spray hole (41) and mixing chamber (3) intercommunication, its characterized in that: the joint (2) comprises a feeding section (21) and a water outlet section (22), a water inlet hole (211) and a water inlet hole (212) penetrating through the feeding section (21) are formed in the feeding section (21), the water inlet hole (211) and the water inlet hole (212) are axially arranged along the feeding section (21), the water inlet hole (211) and the feeding section (21) are coaxially arranged, a plurality of water inlet holes (212) are uniformly distributed along the circumferential direction of the water inlet hole (211), and the water inlet holes (212) are communicated with the mixing cavity (3);
a water outlet cavity (221) communicated with the water inlet hole (211) is formed in the water outlet section (22), the water outlet cavity (221) and the water inlet hole (211) are coaxially arranged, a plurality of water outlet holes (222) are formed in the water outlet section (22), the plurality of water outlet holes (222) are located at one end, far away from the water inlet hole (211), of the water outlet section (22), the plurality of water outlet holes (222) are evenly distributed along the circumferential direction of the inner wall of the water outlet cavity (221), and the water outlet holes (222) are communicated with the water outlet cavity (221) and the mixing cavity (3);
the utility model discloses a vortex flow head, including inlet opening (211), vortex head (23) periphery and play water cavity (221) inner wall fixed connection, be equipped with multichannel through flow way (231) on the week side of vortex head (23), through flow way (231) run through vortex head (23) along inlet opening (211) axial and set up, multichannel through flow way (231) are the heliciform setting with the intercommunication department of play water cavity (221).
2. The internal mixing showerhead vortex structure of claim 1, wherein: go out water section (22) and include connecting pipe (223), connecting plate (224) and outlet pipe (225) of coaxial setting in proper order, connecting pipe (223) and outlet pipe (225) intercommunication set up, connecting plate (224) are located between connecting pipe (223) and outlet pipe (225), outer tube (1) inner wall is equipped with step face (11), a side and step face (11) butt of connecting pipe (223) are kept away from in connecting plate (224), the terminal surface and feeding section (21) butt of outlet pipe (225) one end are kept away from in connecting pipe (223), connecting pipe (223) and inlet opening (211) intercommunication, vortex head (23) are located connecting pipe (223), apopore (222) are located outlet pipe (225).
3. The internal mixing showerhead vortex structure of claim 2, wherein: the channel in the connecting pipe (223) is divided into three sections and the diameter of the channel is reduced along the direction far away from the feeding section (21), and the channel in the water outlet pipe (225) is divided into two sections and the diameter of the channel is increased along the direction far away from the feeding section (21).
4. The internal mixing showerhead vortex structure of claim 3, wherein: the water outlet holes (222) are arranged on the outer wall of the water outlet pipe (225) in a staggered mode at intervals.
5. The internal mixing showerhead vortex structure of claim 2, wherein: be equipped with inserted block (226) on the outer wall that feed section (21) is close to play water section (22) one end, inserted block (226) set up along inlet opening (211) axial, be equipped with slot (213) on the terminal surface of nozzle (4) one end is kept away from in outer tube (1), inserted block (226) and slot (213) cooperation of pegging graft.
6. The internal mixing showerhead vortex structure of claim 1, wherein: a guide column (232) is arranged on one side face, close to the feeding section (21), of the vortex head (23), the guide column (232) is axially arranged along the water inlet hole (211), and the guide column (232) is conical.
7. The internal mixing showerhead vortex structure of claim 1, wherein: and a plurality of filter screens (24) are arranged in the water inlet hole (211) along the axial direction.
8. The internal mixing showerhead vortex structure of claim 7, wherein: the aperture of the filter screens (24) is gradually reduced along the direction close to the water outlet cavity (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020867562.7U CN212633083U (en) | 2020-05-21 | 2020-05-21 | Vortex structure of internal mixing nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020867562.7U CN212633083U (en) | 2020-05-21 | 2020-05-21 | Vortex structure of internal mixing nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212633083U true CN212633083U (en) | 2021-03-02 |
Family
ID=74793475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020867562.7U Active CN212633083U (en) | 2020-05-21 | 2020-05-21 | Vortex structure of internal mixing nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212633083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367642A (en) * | 2021-12-30 | 2022-04-19 | 江苏博际喷雾系统股份有限公司 | Built-in filtering anti-blocking nozzle for secondary cooling of square and round billet continuous casting machine |
-
2020
- 2020-05-21 CN CN202020867562.7U patent/CN212633083U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367642A (en) * | 2021-12-30 | 2022-04-19 | 江苏博际喷雾系统股份有限公司 | Built-in filtering anti-blocking nozzle for secondary cooling of square and round billet continuous casting machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207446545U (en) | A kind of gas-liquid two-phase multistage atomizing nozzle | |
| US9447796B2 (en) | Annular jet pump | |
| CN102716827B (en) | Gas-liquid two-phase pressure-balanced wide-angle uniformly-distributed mist nozzle | |
| US5697553A (en) | Streaked spray nozzle for enhanced air/fuel mixing | |
| WO2013029475A1 (en) | Composite jet mixer | |
| CN103423215B (en) | Multiplex compound ejector | |
| US4311277A (en) | Fuel injector | |
| CN104624423A (en) | Bubble atomizing nozzle and adjusting method of bubble atomizing nozzle | |
| EP0140477A1 (en) | Air swirl nozzle | |
| CN212633083U (en) | Vortex structure of internal mixing nozzle | |
| CN110918284B (en) | Medium atomizing nozzle, atomizer and sprayer | |
| JPH0787907B2 (en) | Improved spray nozzle design | |
| CN108889243B (en) | Double-cyclone three-stream spray gun | |
| US8517122B2 (en) | Air/water separator and methods of use thereof | |
| CN111097611A (en) | Water-gas mixing atomizing nozzle and atomizing device | |
| WO2019127936A1 (en) | Nozzle structure, jet device and engine | |
| CN113437327A (en) | Ejector and fuel cell system comprising same | |
| CN211801733U (en) | Water-gas mixing atomizing nozzle and atomizing device | |
| CN112317152A (en) | Adjustable cone ring curtain presses down dirt shower nozzle | |
| CN212663925U (en) | Internal mixing spray head with uniform atomization | |
| CN217725898U (en) | Gas-assisted atomizing nozzle and atomizer thereof | |
| CN212468538U (en) | Nozzle capable of realizing synergistic atomization of bubbles | |
| CN102678635B (en) | Primary-secondary ejector | |
| CN213967223U (en) | Adjustable dust suppression shower nozzle | |
| CN210522864U (en) | Conic flow guide slot type atomizing spray gun |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |