CN210562483U - Rotational flow gas mixing type water spraying device - Google Patents
Rotational flow gas mixing type water spraying device Download PDFInfo
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- CN210562483U CN210562483U CN201920473056.7U CN201920473056U CN210562483U CN 210562483 U CN210562483 U CN 210562483U CN 201920473056 U CN201920473056 U CN 201920473056U CN 210562483 U CN210562483 U CN 210562483U
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Abstract
The utility model particularly discloses a rotational flow gas mixing type water spraying device, which comprises a water inlet pipe, a pre-rotation section, an acceleration section, a rotational flow section, a gas mixing chamber, a front end nozzle and a vent pipe; the prerotation section is a pipeline with diversion grooves distributed on the surface of the inner wall; the speed increasing section is a gradually reducing flow passage with a funnel-shaped wall surface; the cyclone section comprises a flow distribution section, a cyclone pipeline and a jet nozzle, the flow distribution section is a pipeline with a flow distribution plate arranged inside, the cyclone pipeline is two conveying pipelines distributed in a double-spiral structure along the horizontal line direction, and the jet nozzle is a flow channel with an X-shaped gap at the outlet; the gas mixing chamber comprises a gas mixing chamber outer protective wall and a gas mixing chamber. The utility model discloses can produce rotatory efflux well, promote fluidic gas mixing nature, increase the gas mixing effect, promote the shower nozzle performance.
Description
Technical Field
The utility model relates to a water jet belt cleaning device field especially relates to a whirl thoughtlessly gas formula water jet equipment for intelligent closestool.
Background
At present, the water jet spraying technology is widely applied in the fields of cleaning, scouring and the like. Food processing cleaning, agricultural product cleaning, kitchen ware washing, environment cleaning washing and the like are mostly cleaned and washed by adopting low-pressure water jet. The cleaning and scouring quantity is large and wide, and the water consumption is large. Therefore, under the condition that water resources are increasingly precious, the application of the water-gas mixing nozzle in the cleaning field is increasingly prominent.
At present, a water spraying device adopted on the intelligent closestool generally adopts a motor or a pump to compress water and air into a closed cavity, so that gas and liquid are mixed, and a better cleaning effect is achieved. But the method causes energy waste when the gas mixing effect is not ideal.
Through retrieval, the Chinese patent publication number: CN201510836798.8, the name is a shower nozzle device of intelligent closestool water spray mechanism, provides the closestool shower nozzle of a simple form gas mixing, through the required high-speed efflux of power production, with efflux pressure differential suction air to let liquid and gas strike at the closed inner chamber and reach the gas mixing effect. The gas mixing method designed by the patent is simple, energy loss of jet flow is caused in the gas mixing process, the utilization rate of the jet flow is reduced, the gas dissolving effect of the gas mixing method is poor, and the condition that the jet flow can still keep a gas mixing state after being sprayed out cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
Exist not enoughly among the prior art, the utility model provides a whirl mixes gas formula water jet equipment utilizes efflux surface tension to form rotatory air chamber, through efflux pressure differential with the air suction fluidic cavity in, at the inside gas mixing process of accomplishing of efflux, mix the gas in-process and have no energy loss, guarantee when promoting the gas mixing effect that the efflux possess higher gas content after the blowout. The utility model provides a water jet equipment adopts structural feature to make the fluid produce the whirl under the unpowered condition of consuming down, has reduced the consumption of washing in-process energy.
The utility model discloses a realize above-mentioned technical purpose through following technological means.
The utility model provides a whirl thoughtlessly gas formula water jet equipment, include: the water inlet pipe, the pre-rotation section, the acceleration section, the rotation flow section, the gas mixing chamber and the front end nozzle are sequentially communicated along the fluid flow direction;
the pre-rotation section is a pipeline with a flow guide groove on the inner wall;
the cyclone section comprises a flow splitting section, a cyclone pipeline and a jet nozzle which are sequentially connected along the flowing direction of the fluid, and the jet nozzle is communicated with the inlet end of the gas mixing chamber and can generate high-speed rotating jet flow to horizontally inject into the gas mixing chamber;
the air mixing chamber comprises an air mixing chamber outer protective wall and an air mixing chamber, the air mixing chamber outer protective wall is located on the outer side of the air mixing chamber, the air mixing chamber outer protective wall is connected with a vent pipe, the vent pipe penetrates through the air mixing chamber outer protective wall and is communicated with the air mixing chamber, and the outlet end of the air mixing chamber is communicated with the front end nozzle.
Furthermore, the water conservancy diversion recess quantity is a plurality of, the water conservancy diversion recess is the screw-tupe along the pipeline inner wall and extends, the width b of water conservancy diversion recess1＝0.01～0.015D21Depth h of the groove1＝3.5～4.5b1Width t of groove shoulder1＝1.0～2.0b1Wherein said D is21The diameter of the inlet end of the pre-rotation section; diameter D of inlet end of the prerotation section21With the diameter D of the water inlet pipe1Same, the diameter of the outlet end of the prewhirl sectionD22＝1～1.6D21the outer wall of the outlet end of the pre-rotation section forms an included angle α with the horizontal line1＝0～3°。
furthermore, the speed increasing section is a funnel-shaped reducing flow channel, the speed increasing section is arranged along the horizontal direction, and an included angle α between the outer wall of the speed increasing section and the horizontal line20-30 degrees; the diameter D of the inlet end of the speed increasing section31＝D22The diameter D of the outlet end of the speed increasing section32＝0.5D31And the outlet end of the speed increasing section is communicated with the flow dividing section.
Further, the reposition of redundant personnel section is the pipeline that inside was equipped with the flow distribution plate, the pipeline diameter D of reposition of redundant personnel section41＝D32The flow distribution section is arranged along the horizontal direction, the flow distribution plate is vertically arranged in the flow distribution section, and the height h of the flow distribution plate2＝D41The width of the flow distribution plate is b2＝0.10～0.12D41Length L of1＝0.50～0.65L41Wherein L is41The outlet end of the flow distribution section is communicated with the rotational flow pipeline for the length of the flow distribution section.
Further, the rotational flow pipeline comprises two conveying pipelines distributed in a double-spiral structure, and the diameter D of the inlet end of each of the two conveying pipelines421And D422Are all 0.5D41Two of said delivery conduits are at L2＝0.90～0.92L42Are combined into a strip with the diameter D42＝D41Wherein L is42The length of the rotational flow pipeline; the outlet end of the rotational flow pipeline is connected with the jet nozzle.
Further, the jet nozzle is a flow passage with an X-shaped gap at the outlet, and the diameter D of the inlet end of the jet nozzle43＝D42Length L of the jet nozzle43＝0.2L42(ii) a The width t of the X-shaped gap2＝0.10～0.15D43The overall height h of the X-shaped gap3＝0.85～0.90D43The overall width b of the X-shaped gap3＝h3(ii) a The outlet end of the jet nozzle is communicated with the air mixing chamber.
Further, the air mixing cavity is a cavity with air suction holes on the wall surface, and the inner diameter D of the cavity of the air mixing cavity51＝1.2～1.3D43The outer diameter D of the cavity body of the mixed gas cavity52＝2.2～2.5D43Length L of the cavity52＝1.5～5.0L43the outlet end of the air mixing cavity gradually shrinks along the flowing direction of the fluid, and the included angle α between the air mixing cavity and the horizontal line50-1 degree; the number n of the air suction holes is 40-60, and the aperture D of the air suction holesr＝0.05L52The end of the air suction hole facing the outer protection wall of the air mixing chamber is in a bell mouth shape, and the diameter D of the bell mouthr1＝1.5DrSaid bell mouth depth Lr1＝0.5(D52-D43) (ii) a The air suction holes are uniformly distributed along the circumferential direction of the outer wall of the air mixing cavity at intervals, and the air suction holes are uniformly distributed along the radial direction of the outer wall of the air mixing cavity at intervals; the outlet end of the air mixing cavity is communicated with the front-end nozzle.
Further, the outer protection wall of the gas mixing chamber is an outer protection wall surface of the gas mixing chamber, and the inner diameter D of the chamber body of the outer protection wall of the gas mixing chamber61＝1.2D52And the wall thickness t of the cavity of the outer protection wall of the gas mixing chamber3＝10～15mm。
Further, the number of the vent pipes is multiple, and the pipe diameters D of the vent pipes7＝0.25D61。
Preferably, the number of the vent pipes is four.
The beneficial effects of the utility model reside in that:
1. a whirl thoughtlessly gas formula water jet equipment, through the design section of prewhirling, design a plurality of helices water conservancy diversion recess guide rivers that distribute on the pipeline inner wall and carry out the displacement of helix form, and then make rivers can be along with the rotation in a circumferential direction of self flowing.
3. A whirl thoughtlessly gas formula water jet equipment, form under the structure that makes the two spiral distributions of rivers through design whirl section and use the axial as the rotatory displacement form in center, strengthen the rotation strength of rivers self. And the water flow impacts each other in the merging section after passing through the spiral line segment of the rotational flow section so as to move forwards in a stronger rotating way.
4. A whirl mixes gas formula water jet equipment, form with X shape and high-speed rotatory efflux through the design efflux mouth, change the efflux and mix the gas mode, promote and mix the gas space in order to reach better mixed gas effect.
5. A whirl thoughtlessly gas formula water jet equipment, carry out rotation treatment to rivers through multisection structure, avoided the energy loss that the sudden change brought that flows, the design accords with the law of flowing and it is better to mix the gas effect, the cleaning performance is better.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a rotational flow air mixing type water spraying device of the present invention.
Fig. 2 is a schematic view of the air mixing chamber structure of the rotational flow air mixing type water spraying device of the present invention.
Fig. 3 is the structure schematic diagram of a jet nozzle of a rotational flow gas mixing type water spraying device.
In the figure: 1-water inlet pipe; 2-pre-rotation section; 3-a speed increasing section; 4-cyclone section; 4-3-jet nozzle; 5-air mixing chamber; 5-1-gas mixing chamber outer protection wall; 5-2-a gas mixing cavity; 6-front end nozzle; 7-a breather pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It is noted that reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention will be further described with reference to the following figures and specific examples, but the scope of the invention is not limited thereto.
Example (b):
the embodiment provides a rotational flow air mixing type water spraying device, as shown in fig. 1, fig. 2 and fig. 3, a fluid medium of the rotational flow air mixing type water spraying device is clear water at 20 ℃, the fluid medium structurally comprises a water inlet pipe 1, a pre-rotation section 2, a speed increasing section 3, a rotational flow section 4, an air mixing chamber 5, a front end nozzle 6 and a vent pipe 7, and the water inlet pipe 1, the pre-rotation section 2, the speed increasing section 3, the rotational flow section 4, the air mixing chamber 5 and the front end nozzle 6 are sequentially communicated in the fluid flowing direction. Diameter D of the water inlet pipe120mm, the average flow velocity v of the water in the inlet pipe1＝0.6m/s。
The water inlet pipe 1 is communicated with the inlet end of the pre-rotation section 2, the outlet end of the pre-rotation section 2 is communicated with the inlet end of the acceleration section 3, the pre-rotation section 2 is a pipeline with a flow guide groove on the inner wall, preferably, the pre-rotation section 2 can be a bent pipe, the outlet end of the acceleration section is communicated with the inlet end of the rotational flow section 4, the rotational flow section 4 comprises a flow dividing section, a rotational flow pipeline and a jet nozzle 4-3 which are sequentially connected along the flowing direction of fluid, the rotational flow section 4 is communicated with the inlet end of the gas mixing chamber 5 and can generate high-speed rotating jet flow to horizontally jet into the gas mixing chamber 5, the gas mixing chamber 5 comprises a gas mixing chamber outer protective wall 5-1 and a gas mixing chamber 5-2, the gas mixing chamber outer protective wall 5-1 is positioned outside the gas mixing chamber 5-2, and the vent pipe 7 penetrates through the gas mixing chamber outer protective wall 5-1 and is communicated, the outlet end of the air mixing cavity 5-2 is communicated with the front end nozzle 6.
In some embodiments, the pre-rotation section 2 is a pipe with a plurality of diversion grooves distributed on the inner wall surface. In possible embodiments, the number of flow guide grooves is two, four or six. The diversion groove extends spirally along the surface of the inner wall of the pipeline, and the width b of the diversion groove10.3mm, depth h of groove11.2mm, groove shoulder width t10.6 mm; diameter D of inlet end of the pre-rotation section 221Diameter D of water inlet pipe 11Same, the diameter D of the outlet end of the prewhirl section2220mm, the outer wall of the outlet end of the pre-rotation section 2 forms an included angle α with the horizontal line1Is equal to 0 degrees and is connected with the speed increasing section 3.
in some embodiments, the speed increasing section 3 is a funnel-shaped tapered flow channel, the speed increasing section 3 is arranged along the horizontal direction, and an included angle between the outer wall of the speed increasing section 3 and the horizontal line is α225 degrees, uniformly changing along the horizontal direction; the diameter D of the inlet end of the speed increasing section 33120mm, diameter D of outlet end32The outlet end of the speed increasing section 3 is communicated with the flow dividing section by 10 mm.
In some embodiments, the flow distribution section is a pipe with a flow distribution plate inside, and the diameter D of the pipe of the flow distribution section4110mm and keep unchangeable, the reposition of redundant personnel section arranges along the horizontal direction, the flow distribution plate is vertically installed in the reposition of redundant personnel section, the length L of reposition of redundant personnel section4135mm, height h of the splitter plate210mm, the width of the splitter plate is b21.2mm long and L120mm, the outlet end of the flow dividing section and the rotational flowThe pipelines are communicated.
In some embodiments, the cyclone pipeline comprises two conveying pipes distributed in a double-helix structure along the horizontal direction, and the inlet end diameters D of the two conveying pipes421、D4225mm, two of said delivery ducts are in L2＝0.92L42Where they merge into a diameter D4210mm conveying pipeline, and an included angle α between the outer wall of the outlet end of one conveying pipeline formed by combining two conveying pipelines and the horizontal line345 deg., wherein L42Is the length of the cyclone pipeline; the outlet end of the rotational flow pipeline is connected with the jet nozzle.
In some embodiments, the nozzle 4-3 is a channel with an X-shaped outlet, and the diameter D of the inlet end of the nozzle4310mm, said nozzle length L4330mm, arranged in the horizontal direction, requiring an angle α to the horizontal40 °; the width t of the X-shaped gap at the outlet of the jet nozzle21.5mm, the overall height h of the X-shaped gap38.5mm, the overall width b of the X-shaped gap38.5 mm; the outlet end of the jet nozzle 4-3 is connected with the gas mixing cavity 5-2;
in some embodiments, the air mixing chamber 5-2 is a cavity with air suction holes on the wall surface, and the inner diameter D of the cavity of the air mixing chamber 5-25113mm, the outer diameter D of the cavity body of the air mixing cavity 5-252Cavity length L of the air mixing cavity 5-2 which is 25mm52The outlet end of the air mixing cavity 5-2 gradually shrinks along the fluid flowing direction, and the air mixing cavity 5-2 is arranged along the horizontal direction, wherein the diameter of the outlet end is 50 mm; the number n of the air suction holes is 60, and the aperture D of the air suction holesr2.5mm, one end of the air suction hole facing the air mixing chamber outer protective wall 5-1 is in a bell mouth shape, and the diameter D of the bell mouth isr13.75mm, the flare depth Lr17.5 mm; the air suction holes are uniformly distributed in the circumferential direction of the outer wall of the air mixing cavity 5-2, the air suction holes are uniformly distributed at intervals in the radial direction of the outer wall of the air mixing cavity 5-2, namely in the horizontal direction, and the intervals L of the air suction holes in the horizontal direction410mm, and the included angle between the central line of the air suction hole and the horizontal line is α630 °; the above-mentionedThe outlet end of the air mixing cavity 5-2 is communicated with the front end nozzle 6.
In some embodiments, the outer protection wall 5-1 of the air mixing chamber 5-2 is an outer protection wall surface of the air mixing chamber, and the inner cavity diameter D of the outer protection wall 5-1 of the air mixing chamber6160mm, the wall thickness t of the outer protective wall 5-1 of the gas mixing chamber3＝10mm。
In some embodiments, the vent pipe 7 is located at the upper end of the gas mixing chamber outer protection wall 5-1, the number of the vent pipes 7 is 4, 4 vent pipes respectively penetrate through the gas mixing chamber outer protection wall 5-1, and the pipe diameter D of each vent pipe 77＝15mm。
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A swirl gas mixing type water spraying device is characterized by comprising: the device comprises a water inlet pipe (1), a pre-rotation section (2), a speed increasing section (3), a rotation flow section (4), a gas mixing chamber (5) and a front end nozzle (6) which are sequentially communicated along the fluid flow direction;
the pre-rotation section (2) is a pipeline with a flow guide groove on the inner wall;
the rotational flow section (4) comprises a flow dividing section, a rotational flow pipeline and a jet nozzle (4-3) which are sequentially connected along the fluid flowing direction, the jet nozzle (4-3) is communicated with the inlet end of the gas mixing chamber (5), and jet flow rotating at high speed can be generated and horizontally jetted into the gas mixing chamber (5);
the air mixing chamber comprises an air mixing chamber outer protective wall (5-1) and an air mixing chamber (5-2), the air mixing chamber outer protective wall (5-1) is located on the outer side of the air mixing chamber (5-2), the air mixing chamber outer protective wall (5-1) is connected with an air pipe (7), the air pipe (7) penetrates through the air mixing chamber outer protective wall (5-1) and is communicated with the air mixing chamber (5-2), and the outlet end of the air mixing chamber (5-2) is communicated with the front end nozzle (6).
2. The swirl flow-mixing water spray device according to claim 1, wherein the number of the flow guide grooves is plural, and the flow guide groovesThe width b of the diversion groove extends spirally along the inner wall of the pipeline1＝0.01～0.015D21Depth h of groove1＝3.5～4.5b1Width t of groove shoulder1＝1.0～2.0b1Wherein said D is21The diameter of the inlet end of the pre-rotation section (2); the diameter D of the inlet end of the pre-rotation section (2)21With the diameter D of the water inlet pipe (1)1Same, the diameter D of the outlet end of the prewhirl section22＝1～1.6D21the outer wall of the outlet end of the pre-rotation section (2) forms an included angle α with the horizontal line1＝0～3°。
3. the rotational flow air mixing type water spraying device according to claim 2, wherein the speed increasing section (3) is a funnel-shaped reducing flow passage, the speed increasing section (3) is arranged along the horizontal direction, and the included angle α between the outer wall of the speed increasing section (3) and the horizontal line is20-30 degrees; the diameter D of the inlet end of the speed increasing section (3)31＝D22The diameter D of the outlet end of the speed increasing section (3)32＝0.5D31And the outlet end of the speed increasing section (3) is communicated with the flow dividing section.
4. The swirl mixing water injector of claim 3 wherein the splitter section is a pipe with a splitter plate inside, and the diameter D of the pipe of the splitter section is41＝D32The flow distribution section is arranged along the horizontal direction, the flow distribution plate is vertically arranged in the flow distribution section, and the height h of the flow distribution plate2＝D41The width of the flow distribution plate is b2＝0.10～0.12D41Length L of1＝0.50～0.65L41Wherein L is41The outlet end of the flow distribution section is communicated with the rotational flow pipeline for the length of the flow distribution section.
5. The swirl mixing water injector of claim 4, wherein the swirl pipe comprises two delivery pipes distributed in a double helix structure, and the inlet end diameter D of the two delivery pipes421And D422Are all 0.5D41Two of said delivery conduits are at L2＝0.90～0.92L42Are combined into a strip with the diameter D42＝D41Wherein L is42The length of the rotational flow pipeline; the outlet end of the rotational flow pipeline is connected with the jet nozzle.
6. The swirl mixing water jet apparatus according to claim 5, wherein the jet nozzle is a flow channel with an X-shaped gap at the outlet, and the inlet end diameter D of the jet nozzle43＝D42Length L of the jet nozzle43＝0.2L42(ii) a The width t of the X-shaped gap2＝0.10～0.15D43The overall height h of the X-shaped gap3＝0.85～0.90D43The overall width b of the X-shaped gap3＝h3(ii) a The outlet end of the jet nozzle is communicated with the air mixing cavity (5-2).
7. The rotational flow air mixing type water spraying device according to claim 6, wherein the air mixing chamber (5-2) is a cavity with air suction holes on the wall surface, and the inner diameter D of the cavity of the air mixing chamber (5-2)51＝1.2～1.3D43The outer diameter D of the cavity body of the gas mixing cavity (5-2)52＝2.2～2.5D43The cavity length L of the gas mixing cavity (5-2)52＝1.5～5.0L43the outlet end of the air mixing cavity (5-2) gradually shrinks along the flowing direction of the fluid, and the included angle α between the air mixing cavity (5-2) and the horizontal line50-1 degree; the number n of the air suction holes is 40-60, and the aperture D of the air suction holesr＝0.05L52The end of the air suction hole facing the outer protective wall (5-1) of the air mixing chamber is in a bell mouth shape, and the diameter D of the bell mouth isr1＝1.5DrSaid bell mouth depth Lr1＝0.5(D52-D43) (ii) a The air suction holes are uniformly distributed along the circumferential direction of the outer wall of the air mixing cavity (5-2) at intervals, and the air suction holes are uniformly distributed along the radial direction of the outer wall of the air mixing cavity (5-2) at intervals; the outlet end of the air mixing cavity (5-2) is communicated with the front end nozzle (6).
8. The swirling flow air mixing type water jet apparatus as claimed in claim 7, wherein said air mixing chamber outer shroud wall (5-1) is an outer side protection wall surface of said air mixing chamber (5-2), and a chamber inner diameter D of said air mixing chamber outer shroud wall (5-1) is set to be larger than a chamber inner diameter D61＝1.2D52The wall thickness t of the outer protective wall (5-1) of the gas mixing chamber3＝10～15mm。
9. A swirl flow mixing type water spraying device according to claim 8 wherein the number of the aeration pipe (7) is plural, and the diameter D of the aeration pipe (7) is7＝0.25D61。
10. A swirl mixing water injector according to claim 9, characterised in that the number of aeration pipes (7) is 4.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110005029A (en) * | 2019-04-10 | 2019-07-12 | 江苏大学镇江流体工程装备技术研究院 | A kind of eddy flow mixed-gas type water injector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110005029A (en) * | 2019-04-10 | 2019-07-12 | 江苏大学镇江流体工程装备技术研究院 | A kind of eddy flow mixed-gas type water injector |
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