CN102989612A - Self-suction pulse water jet ejection device - Google Patents
Self-suction pulse water jet ejection device Download PDFInfo
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- CN102989612A CN102989612A CN 201110271687 CN201110271687A CN102989612A CN 102989612 A CN102989612 A CN 102989612A CN 201110271687 CN201110271687 CN 201110271687 CN 201110271687 A CN201110271687 A CN 201110271687A CN 102989612 A CN102989612 A CN 102989612A
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Abstract
The invention relates to an ejection device capable of ejecting water jet with good erosion effect under low water pressure situation, the self-suction pulse water jet ejection device can be used in the fields of washing, rinsing, spraying and the like. Under the condition of the prior art, the water ejected by the washing, rinsing, spraying and the like ejection device needs higher pressure; now a lot of washing, rinsing and spraying operation utilize tap water with low pressure from the tap water pipe network to direct eject, as the water pressure is limited by the pressure of the pipe network, the erosion effect of ejection distance of the water jet ejected through a nozzle is limited; if the water pressure of the ejection device is improved through adopting other pressure water equipment, the investment and other problems in use are increased. The self-suction pulse water jet ejection device does not need any other external power, the energy of the water jet flown in the ejecting device is utilized, the water jet entering the ejection device can perform self suction and self-excitation vibration, the low pressure continuous water jet is changed into aeration pulse water jet; the erosion capability of the aeration pulse water jet is improved under the condition that the water pressure is not improved, the ejection distance is farther, the performance of washing, rinsing, spraying equipment is improved, and the use range of the washing, rinsing and spraying equipment is enlarged.
Description
Technical field
The present invention relates to a kind of preferably injection apparatus of water jet of erosion effect that in the lower situation of hydraulic pressure, also can eject, the field such as this Self-air-sucking pulse water jet injection device can be applicable to clean, washes away, sprinkling.
Background technology
Under the prior art condition, the water that clean, wash away, the injection apparatus such as sprinkling sprays need to have higher pressure.Now a large amount of cleaning, wash away, spraying operation utilizes the lower running water of tap water pipe network pressure directly to spray because hydraulic pressure is subject to the restriction of ductwork pressure, just be restricted through erosion effect or the jet length of the water jet of nozzle ejection.Adopt other water compressing equipments to improve the hydraulic pressure of injection apparatus, can increase again the other problems in investment and the use.Need in actual applications a kind ofly under the condition that existing use hydraulic pressure does not improve, can spray the injection apparatus that the erosion effect is better or jet length is farther.Therefore the Self-air-sucking pulse water jet injection device of the present invention's design has Practical significance very much.
Summary of the invention
The present invention is directed to water-jet technology clean, wash away, the application of the aspect such as sprinkling, designed a kind of Self-air-sucking pulse water jet injection device that also can use in the lower situation of hydraulic pressure.The present invention utilizes the voluntarily air-breathing and concussion of the energy of the water jet flow to injection apparatus, sprays from injection apparatus after the continuous water jet that enters injection apparatus is become the aeration pulse water jet.The improvement of this water jet jet performance makes this injection apparatus when clean, wash away, sprinkling etc. used, and compares with the light water jet nozzle to have outstanding advantage.
Purpose of the present invention can realize by following technical scheme:
A kind of Self-air-sucking pulse water jet injection device that is applicable to low-pressure low flow provided by the invention has water inflow nozzle, also has suction hole, suction muffler, trunnion, vibration chamber, reflection cone and mixed flow tube.Described nozzle, suction muffler, trunnion, vibration chamber and mixed flow tube are updrift side by nozzle, and mixed flow tube is that downstream direction sequentially arranges.Described nozzle reaches the suction muffler downstream, and nozzle is over against the trunnion upstream extremity; Mixed flow tube is arranged on reflection cone center, and mixed flow tube is over against the trunnion downstream; Trunnion is communicated with suction muffler and vibration chamber.Upstream extremity at suction muffler arranges suction hole, and suction hole is communicated with suction muffler with extraneous air.The diameter of nozzle, trunnion and mixed flow tube is by strengthening one by one from the updrift side to the downstream direction, arrange complete after, the center line of nozzle, trunnion and mixed flow tube point-blank, nozzle, trunnion and mixed flow tube upstream and downstream end face are all perpendicular to described center line.The parts that consist of described Self-air-sucking pulse water jet injection device all are annular in the cross section with described center line vertical direction.
The diameter of the trunnion of described Self-air-sucking pulse water jet injection device is 1.2 times to 1.5 times of nozzle diameter; The diameter of mixed flow tube is 1.2 times to 1.5 times of throat pipe diameter, and the length of mixed flow tube is the shortest to be 3 times of mixed flow tube diameter dimension.
The nozzle face of described Self-air-sucking pulse water jet injection device is 0.5 times to 1 times of diameter dimension of nozzle to the distance of trunnion upstream face, and the trunnion downstream end face is 2 times to 3 times of throat pipe diameter size to the distance of mixed flow tube upstream face.
The suction muffler diameter of described Self-air-sucking pulse water jet injection device is 4 times to 5 times of nozzle diameter, and vibration chamber diameter is 4 times to 6 times of nozzle diameter.
The suction hole of described Self-air-sucking pulse water jet injection device is one or more garden shape or irregularly-shaped hole, when the quantity in hole is one when above, the diameter in each hole or shape can be not identical, along the circumference setting, all the total area of passage in holes is not less than the area of passage of trunnion at the upstream extremity of suction muffler.
The suction hole of described Self-air-sucking pulse water jet injection device is hole, a garden, and can connect an air intake duct, and the area of passage of air intake duct is not less than the area of passage of trunnion.
The mixed flow tube downstream outlet of described Self-air-sucking pulse water jet injection device connects sprays tail pipe, sprays inner wall of liner spirality guiding gutter or spirality flow deflector are set.
The Self-air-sucking pulse water jet injection device that the present invention proposes has following beneficial effect:
This Self-air-sucking pulse water jet injection device does not need additionaling power, utilization flows to the energy of the water jet of injection apparatus, allow air-breathing, the self-oscillation of water jet oneself that enters injection apparatus, the continuous water jet of low pressure is become the aeration pulse water jet, this aeration pulse water jet erosion property improves in the situation that hydraulic pressure does not improve, jet length is farther, has improved cleaning, washes away, the performance of spray appliance, has expanded cleaning, washes away, the scope of application of spray appliance.Spraying under the tail pipe effect, Self-air-sucking pulse water jet injection device will spray the spirality water jet, will become to the vertical impact that washes away target oblique impact when closely spraying, and scouring effect is better.
Description of drawings
Fig. 1 is structural representation cutaway view of the present invention.
Fig. 1 Reference numeral: nozzle (1), suction hole (2), suction muffler (3), trunnion (4), vibration chamber (5), reflection cone (6), mixed flow tube (7).
Fig. 2 is that the present invention connects air intake duct (8) and sprays tail pipe (9) schematic diagram.
Fig. 2 Reference numeral: nozzle (1), suction hole (2), suction muffler (3), trunnion (4), vibration chamber (5), reflection cone (6), mixed flow tube (7), air intake duct (8), injection tail pipe (9).
The specific embodiment
The present invention is described further in conjunction with example (accompanying drawing):
Such as Fig. 1, a kind of Self-air-sucking pulse water jet injection device has water inflow nozzle (1), also has suction hole (2), suction muffler (3), trunnion (4), vibration chamber (5), reflection cone (6) and mixed flow tube (7).Described nozzle (1), suction muffler (3), trunnion (4), vibration chamber (5) are pressed nozzle (1) with mixed flow tube (7) and are updrift side, and mixed flow tube (7) arranges for the downstream direction order.Described nozzle (1) reaches suction muffler (3) downstream, and nozzle (1) is over against trunnion (4) upstream extremity; Mixed flow tube (7) is arranged on reflection cone (6) center, and mixed flow tube (7) is over against trunnion (4) downstream; Trunnion (4) is communicated with suction muffler (3) and vibration chamber (5).Upstream extremity at suction muffler (3) arranges suction hole (2), and suction hole (2) is communicated with suction muffler (3) with extraneous air.The diameter of nozzle (1), trunnion (4) and mixed flow tube (7) is by strengthening one by one from the updrift side to the downstream direction, arrange complete after, the center line of nozzle (1), trunnion (4) and mixed flow tube (7) point-blank, nozzle (1), trunnion (4) and mixed flow tube (7) upstream and downstream end face are all perpendicular to described center line.The parts that consist of described Self-air-sucking pulse water jet injection device all are annular in the cross section with described center line vertical direction.
Such as Fig. 1, the diameter of the trunnion of described Self-air-sucking pulse water jet injection device (4) is 1.2 times to 1.5 times of nozzle (1) diameter; The diameter of mixed flow tube (7) is 1.2 times to 1.5 times of trunnion (4) diameter, and the length of mixed flow tube (7) is the shortest to be 3 times of mixed flow tube (7) diameter dimension.
Such as Fig. 1, the nozzle of described Self-air-sucking pulse water jet injection device (1) end face is 0.5 times to 1 times of diameter dimension of nozzle (1) to the distance of trunnion (4) upstream face, and trunnion (4) downstream end face is 2 times to 3 times of trunnion (4) diameter dimension to the distance of mixed flow tube (7) upstream face.
Such as Fig. 1, the suction muffler of described Self-air-sucking pulse water jet injection device (3) diameter is 4 times to 5 times of nozzle (1) diameter, and vibration chamber (5) diameter is 4 times to 6 times of nozzle (1) diameter.
Such as Fig. 1, the suction hole of described Self-air-sucking pulse water jet injection device (2) is one or more garden shape or irregularly-shaped hole, when the quantity in hole is one when above, the diameter in each hole or shape can be not identical, along the circumference setting, all the total area of passage in holes is not less than the area of passage of trunnion (4) at the upstream extremity of suction muffler (3).
Such as Fig. 2, the suction hole of described Self-air-sucking pulse water jet injection device (2) is hole, a garden, and can connect an air intake duct (8), and the area of passage of air intake duct (8) is not less than the area of passage of trunnion (4).
Such as Fig. 2, the outlet of the mixed flow tube of described Self-air-sucking pulse water jet injection device (7) downstream connects sprays tail pipe (9), sprays tail pipe (9) inwall spirality guiding gutter or spirality flow deflector are set.
The present invention is not limited to above-mentioned embodiment, and the embodiment of doing is explanation of the invention rather than limitation of the present invention, does not break away from change or the modification of spirit of the present invention, also belongs to scope of the present invention.
Claims (7)
1. Self-air-sucking pulse water jet injection device, water inflow nozzle (1) is arranged, it is characterized in that in addition suction hole (2), suction muffler (3), trunnion (4), vibration chamber (5), reflection cone (6) and mixed flow tube (7).Described nozzle (1), suction muffler (3), trunnion (4), vibration chamber (5) are pressed nozzle (1) with mixed flow tube (7) and are updrift side, and mixed flow tube (7) arranges for the downstream direction order.Described nozzle (1) reaches suction muffler (3) downstream, and nozzle (1) is over against trunnion (4) upstream extremity; Mixed flow tube (7) is arranged on reflection cone (6) center, and mixed flow tube (7) is over against trunnion (4) downstream; Trunnion (4) is communicated with suction muffler (3) and vibration chamber (5).Upstream extremity at suction muffler (3) arranges suction hole (2), and suction hole (2) is communicated with suction muffler (3) with extraneous air.The diameter of nozzle (1), trunnion (4) and mixed flow tube (7) is by strengthening one by one from the updrift side to the downstream direction, arrange complete after, the center line of nozzle (1), trunnion (4) and mixed flow tube (7) point-blank, nozzle (1), trunnion (4) and mixed flow tube (7) upstream and downstream end face are all perpendicular to described center line.The parts that consist of described Self-air-sucking pulse water jet injection device all are annular in the cross section with described center line vertical direction.
2. according to Self-air-sucking pulse water jet injection device claimed in claim 1, it is characterized in that: the diameter of described trunnion (4) is 1.2 times to 1.5 times of nozzle (1) diameter; The diameter of mixed flow tube (7) is 1.2 times to 1.5 times of trunnion (4) diameter, and length is the shortest to be 3 times of mixed flow tube (7) diameter dimension.
3. according to Self-air-sucking pulse water jet injection device claimed in claim 1, it is characterized in that: described nozzle (1) end face is 0.5 times to 1 times of diameter dimension of nozzle (1) to the distance of trunnion (4) upstream face, and trunnion (4) downstream end face is 2 times to 3 times of trunnion (4) diameter dimension to the distance of mixed flow tube (7) upstream face.
4. according to Self-air-sucking pulse water jet injection device claimed in claim 1, it is characterized in that: described suction muffler (3) diameter is 4 times to 5 times of nozzle (1) diameter, and vibration chamber (5) diameter is 4 times to 6 times of nozzle (1) diameter.
5. according to Self-air-sucking pulse water jet injection device claimed in claim 1, it is characterized in that: described suction hole (2) is one or more garden shape or irregularly-shaped hole, when the quantity in hole is one when above, the diameter in each hole or shape can be not identical, along the circumference setting, all the total area of passage in holes is not less than the area of passage of trunnion (4) at the upstream extremity of suction muffler (3).
6. according to claim 1 or 5 described Self-air-sucking pulse water jet injection devices, it is characterized in that: described suction hole (2) is hole, a garden, and can connect an air intake duct (8), the area of passage of air intake duct (8) is not less than the area of passage of trunnion (4).
7. according to Self-air-sucking pulse water jet injection device claimed in claim 1, it is characterized in that: the outlet of described mixed flow tube (7) downstream connects sprays tail pipe (9), sprays tail pipe (9) inwall spirality guiding gutter or spirality flow deflector are set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110271687 CN102989612A (en) | 2011-09-14 | 2011-09-14 | Self-suction pulse water jet ejection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110271687 CN102989612A (en) | 2011-09-14 | 2011-09-14 | Self-suction pulse water jet ejection device |
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| Publication Number | Publication Date |
|---|---|
| CN102989612A true CN102989612A (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110271687 Pending CN102989612A (en) | 2011-09-14 | 2011-09-14 | Self-suction pulse water jet ejection device |
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| CN (1) | CN102989612A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447184A (en) * | 2013-09-10 | 2013-12-18 | 中国矿业大学 | Pulse water jet flow air suction atomization device |
| CN104819824A (en) * | 2014-06-24 | 2015-08-05 | 华北水利水电大学 | Underwater self suction injection stream flow characteristic integrated test device system |
| CN107051761A (en) * | 2017-04-28 | 2017-08-18 | 燕山大学 | Multi-resonant cavate Cavitation jet nozzle |
| CN110102416A (en) * | 2019-05-05 | 2019-08-09 | 西南石油大学 | A kind of oscillation self-priming nozzle |
| CN110695859A (en) * | 2019-11-08 | 2020-01-17 | 北京特种机械研究所 | Nozzle with self-mixing flow function |
| CN111974564A (en) * | 2020-07-17 | 2020-11-24 | 中国神华能源股份有限公司国华电力分公司 | Ejector |
| CN112589694A (en) * | 2020-12-11 | 2021-04-02 | 华东理工大学 | Pure water cavitation jet impact strengthening nozzle |
| CN113187478A (en) * | 2021-04-20 | 2021-07-30 | 南通大学 | Two-stage air-entrapping proportion-adjustable gas-liquid mixing nozzle device and use method thereof |
| CN115608088A (en) * | 2021-12-02 | 2023-01-17 | 中国建筑第五工程局有限公司 | Dust removal device for building construction |
| CN116349588A (en) * | 2023-05-16 | 2023-06-30 | 江苏大学流体机械温岭研究院 | Device for improving sprinkler irrigation effect of sprinkler irrigation machine |
-
2011
- 2011-09-14 CN CN 201110271687 patent/CN102989612A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447184A (en) * | 2013-09-10 | 2013-12-18 | 中国矿业大学 | Pulse water jet flow air suction atomization device |
| CN104819824A (en) * | 2014-06-24 | 2015-08-05 | 华北水利水电大学 | Underwater self suction injection stream flow characteristic integrated test device system |
| CN107051761A (en) * | 2017-04-28 | 2017-08-18 | 燕山大学 | Multi-resonant cavate Cavitation jet nozzle |
| CN110102416B (en) * | 2019-05-05 | 2024-03-26 | 西南石油大学 | Oscillating self-priming nozzle |
| CN110102416A (en) * | 2019-05-05 | 2019-08-09 | 西南石油大学 | A kind of oscillation self-priming nozzle |
| CN110695859A (en) * | 2019-11-08 | 2020-01-17 | 北京特种机械研究所 | Nozzle with self-mixing flow function |
| CN111974564A (en) * | 2020-07-17 | 2020-11-24 | 中国神华能源股份有限公司国华电力分公司 | Ejector |
| CN112589694A (en) * | 2020-12-11 | 2021-04-02 | 华东理工大学 | Pure water cavitation jet impact strengthening nozzle |
| CN112589694B (en) * | 2020-12-11 | 2024-03-29 | 华东理工大学 | Pure water cavitation jet impact strengthening nozzle |
| CN113187478A (en) * | 2021-04-20 | 2021-07-30 | 南通大学 | Two-stage air-entrapping proportion-adjustable gas-liquid mixing nozzle device and use method thereof |
| CN115608088A (en) * | 2021-12-02 | 2023-01-17 | 中国建筑第五工程局有限公司 | Dust removal device for building construction |
| CN115624833A (en) * | 2021-12-02 | 2023-01-20 | 中国建筑第五工程局有限公司 | Dust removal device for building construction |
| CN116349588A (en) * | 2023-05-16 | 2023-06-30 | 江苏大学流体机械温岭研究院 | Device for improving sprinkler irrigation effect of sprinkler irrigation machine |
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Application publication date: 20130327 |