CN105057250A - Embedded type reinforcement cavitation jet cleaning device of energy converter - Google Patents

Embedded type reinforcement cavitation jet cleaning device of energy converter Download PDF

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Publication number
CN105057250A
CN105057250A CN201510481030.3A CN201510481030A CN105057250A CN 105057250 A CN105057250 A CN 105057250A CN 201510481030 A CN201510481030 A CN 201510481030A CN 105057250 A CN105057250 A CN 105057250A
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China
Prior art keywords
section
pipeline
ultrasonic
cleaning device
cavitation jet
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CN201510481030.3A
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Chinese (zh)
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CN105057250B (en
Inventor
吴强
朱昌平
姚澄
何贞兵
单鸣雷
韩庆邦
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Changzhou Campus of Hohai University
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Changzhou Campus of Hohai University
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Priority to CN201510481030.3A priority Critical patent/CN105057250B/en
Publication of CN105057250A publication Critical patent/CN105057250A/en
Application granted granted Critical
Publication of CN105057250B publication Critical patent/CN105057250B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2203/00Details of cleaning machines or methods involving the use or presence of liquid or steam
    • B08B2203/02Details of machines or methods for cleaning by the force of jets or sprays

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  • Cleaning By Liquid Or Steam (AREA)

Abstract

The invention discloses an embedded type reinforcement cavitation jet cleaning device of an energy converter. The device comprises a pipeline, a resonant wedge whistle, an ultrasonic transducer and an ultrasonic power source; the pipeline is provided with a water inlet and a water outlet; the resonant wedge whistle is connected to a water outlet of the pipeline; the ultrasonic transducer is mounted in the end, close to the water outlet, of the pipeline; and the ultrasonic power source is connected with the ultrasonic transducer so as to conveniently drive the ultrasonic transducer to work. By means of the device, the synergistic effect of ultrasonic cavitation and hydraulic cavitation can be fully played, the using range of the device is expanded, the device is applied to object cleaning, and the good cleaning effect is achieved.

Description

Transducer embedded strengthening cavitation jet cleaning device
Technical field
The present invention relates to a kind of transducer embedded strengthening cavitation jet cleaning device.
Background technology
At present, cavitation generally refers to liquid ature of coal, and under extrinsic motivated or because extraneous factor changes the bubble formed, inflate compression is to the peculiar physical phenomenon of the one crumbled and fall at short notice, and it is often attended by the generation of the extreme phenomenons such as high temperature, high pressure, shock wave, microjet, luminous even electric discharge and effect.The shock wave utilizing cavitation effect to produce and microjet phenomenon can well realize the function of cleaning to object, and this cleaning is very efficient.
Use cavitation technique mainly ultrasonic cavitation and Hydrodynamic cavitation more widely now.Ultrasonic cavitation refers to use dynamic transducer, coordinates the powerful that adds of ultrasonic transformer to be formed ultrasonic by force in a liquid, and under sound field reflecting, liquid internal pressure generating period changes, thus forms cavitation phenomenon; Hydrodynamic cavitation refers to that fluid and solid make relative high speed shear when moving, and forms local depression at liquid internal, when pressure is pressed lower than cavitation inception, produces the cavitation bubble of being constantly born and crumbling and fall.But, for ultrasonic cavitation, its near sound source more among a small circle in produce power concentrate, cavitation effect is strong, and effective conversion zone is less, and its Energy Efficiency Ratio is lower; Although and Hydrodynamic cavitation has the features such as simple and easy to do, energy consumption is low, efficiency is high, cavitation field is more even, its cavitation intensity is more ultrasonic little.
For the problems referred to above, the Chinese invention patent that denomination of invention is " Hydrodynamic cavitation apparatus for treating sewage is worked in coordination with in ultrasonic cavitation " (number of patent application 201310180758.3), disclose and a kind of ultrasonicly work in coordination with sewage assistant device with Hydrodynamic cavitation, it is characterized in that: ultrasonic transducer is separately fixed at device both sides, rectification rod in the middle of device and housing form the Venturi tube around rectification rod, realize ultrasonic being coupled with waterpower.But water volume flow rate is limited in this technical scheme, Hydrodynamic cavitation is more weak, and is generally only applicable to chemical treatment, be difficult to use in object cleaning.
Summary of the invention
Technical problem to be solved by this invention is the defect overcoming prior art, a kind of transducer embedded strengthening cavitation jet cleaning device is provided, it can not only give full play to the synergy of ultrasonic cavitation and Hydrodynamic cavitation, and expand its scope of application, apply it in object cleaning, there is good cleaning performance.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of transducer embedded strengthening cavitation jet cleaning device, and it comprises:
Pipeline, install pipeline has water inlet and delivery port;
Resonant wedge whistle, described resonant wedge whistle is connected to the water outlet of pipeline;
Ultrasonic transducer, described ultrasonic transducer is arranged in the end of close delivery port of pipeline;
Ultrasonic-frequency power supply, described ultrasonic-frequency power supply is connected with ultrasonic transducer, so that ultrasonic-frequency power supply drives ultrasonic transducer work.
Further, described pipeline is the L-type structure be made up of horizontal component and vertical portion, described ultrasonic transducer is positioned at horizontal component, described water inlet is arranged on one end of vertical portion, the other end of described vertical portion is connected with horizontal component, and described delivery port is arranged on the other end of horizontal component.
Time further in order to use of the present invention, the force value entering pipeline water flow can be detected in real time, can force value regulate water pump to control water volume flow rate and feed pressure accordingly, described pipeline is provided with Pressure gauge, and described Pressure gauge be used for the inlet pressure of the current in testing pipes.
Further, ultrasonic transducer is fixed in pipeline by support.
Further, be provided with connecting line in support, one end of connecting line is connected with ultrasonic transducer, and the other end of connecting line is connected with outside ultrasonic-frequency power supply.
Further provide a kind of concrete structure of resonant wedge whistle, resonant wedge whistle has main body, the rearward end of main body is provided with first fluid acceleration portion, the leading section of main body is provided with reed, and the leading section of main body is provided with water export in the below of reed, described first fluid acceleration portion has the linkage section, the first reducing section and the whistle mouth section that are connected successively, and described reed is just to the whistle mouth of whistle mouth section.
Further, d is compared in the larynx footpath of linkage section and whistle mouth section 1/ d 0be the acceleration oblique angle β of the 0.2 ~ 0.3, first reducing section it is 15 ° ~ 35 °.
Further, the water outlet of pipeline is provided with second fluid acceleration portion, described second fluid acceleration portion has the large footpath section, the second reducing section and the path section that are connected successively, and described linkage section is connected in path section, and the larynx footpath of the larynx footpath of linkage section and path section is equal.
Further, d is compared in the larynx footpath of large footpath section and path section 2/ d 1be the acceleration oblique angle α of the 0.25 ~ 0.45, second reducing section it is 25 ° ~ 45 °.
After have employed technique scheme, this device can by Pressure gauge dynamic regulation inlet water flowing pressure to form the jet of friction speed and intensity in front end, ultrasonic transducer embeds in the duct chamber of this device completely, complete submergence and liquid environment during work, the sound field compared with homogeneous can be formed, the two-stage that fluid can be passed through device front end is accelerated to form high-speed jet, and produces strong Hydrodynamic cavitation.In addition, the reed of resonant wedge whistle also can produce the vibrations of certain frequency under the impact of high-velocity flow, promotes the intensity of cavitation.The strong cavitation jet that device produces can carry out more complete cleaning to waterborne or underwater installation body surface.
Accompanying drawing explanation
Fig. 1 is the structural representation of transducer of the present invention embedded strengthening cavitation jet cleaning device;
Fig. 2 is the structural representation of resonant wedge whistle of the present invention;
Fig. 3 is the right view of Fig. 2.
Detailed description of the invention
In order to make content of the present invention more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation.
As shown in Figures 1 to 3, a kind of transducer embedded strengthening cavitation jet cleaning device, it comprises:
Pipeline 1, pipeline 1 is provided with water inlet and delivery port; Water inlet external hose connects water pump, thus can pump into the current of certain pressure at water inlet;
Resonant wedge whistle 6, resonant wedge whistle 6 is connected to the water outlet of pipeline 1;
Ultrasonic transducer 31, ultrasonic transducer 31 is arranged in the end of close delivery port of pipeline 1; It is inner that ultrasonic transducer 31 is embedded in pipeline 1 completely, and when fluid is full of pipeline 1 cavity, sound wave imports in water completely; The ultrasonic transformer of ultrasonic transducer 31 front end realizes sound wave focusing function;
Ultrasonic-frequency power supply 4, ultrasonic-frequency power supply 4 is connected with ultrasonic transducer 31, so that ultrasonic-frequency power supply 4 drives ultrasonic transducer 31 to work.
As shown in Figure 1, pipeline 1 is the L-type structure be made up of horizontal component and vertical portion, and ultrasonic transducer 31 is positioned at horizontal component, and water inlet is arranged on one end of vertical portion, the other end of vertical portion is connected with horizontal component, and delivery port is arranged on the other end of horizontal component.
As shown in Figure 1, pipeline 1 is provided with Pressure gauge 5, Pressure gauge 5 is for the inlet pressure of the current in testing pipes 1.
As shown in Figure 1, ultrasonic transducer 31 is fixed in pipeline 1 by support 32.Be connected with duct wall 2 by four ramuscule framves 32, ultrasonic transducer 31 is made up of inner piezoelectric ceramic piece and leading portion ultrasonic transformer.
As shown in Figure 1, be provided with connecting line in support 32, one end of connecting line is connected with ultrasonic transducer 31, and the other end of connecting line is connected with outside ultrasonic-frequency power supply 4.
As shown in Figure 2, resonant wedge whistle 6 has main body 61, the rearward end of main body 61 is provided with first fluid acceleration portion, the leading section of main body 61 is provided with reed 64, and the leading section of main body 61 is provided with water export 65 in the below of reed 64, described first fluid acceleration portion has the linkage section, the first reducing section and the whistle mouth section that are connected successively, and reed 64 is just to the whistle mouth 63 of whistle mouth section.
As shown in Figure 2, d is compared in the larynx footpath of linkage section and whistle mouth section 1/ d 0be the acceleration oblique angle β of the 0.2 ~ 0.3, first reducing section it is 15 ° ~ 35 °.
As shown in Figure 2, the water outlet of pipeline 1 is provided with second fluid acceleration portion, described second fluid acceleration portion has the large footpath section, the second reducing section and the path section that are connected successively, and described linkage section is connected in path section, and the larynx footpath of the larynx footpath of linkage section and path section is equal.
As shown in Figure 2, d is compared in the larynx footpath of large footpath section and path section 2/ d 1be the acceleration oblique angle α of the 0.25 ~ 0.45, second reducing section it is 25 ° ~ 45 °.
Operation principle of the present invention is as follows:
Current are pumped into by water pump by the water inlet of this device, are penetrated after piping 1 by front end exit, and water body flows out process and to narrow cause by the mouth of pipe, realize twice acceleration, high-velocity fluid causes low pressure in liquid, when flowing out via resonant wedge whistle 6 mouthfuls, produces Hydrodynamic cavitation effect; Meanwhile, after fluid is full of tube chamber, opens ultrasonic-frequency power supply 4 and ultrasonic transducer 31 is worked, ultrasonic transducer 31 produces high-strength sound field thus forms ultrasonic cavitation field in water, and the reverberation of both ultrasonic cavitation field and Hydrodynamic cavitation field, plays collaborative effect.Meanwhile, the high-velocity flow flowed out by the whistle mouth 63 of resonant wedge whistle 6 is divided into two by reed 64 tip, can cause the self-exciting of reed 64, thus the cavitation intensity in strengthening fluid.Flow inlet force value can be detected in real time by Pressure gauge 5 during the work of this device, pump working power can be controlled as required accordingly, to change flow inlet pressure or flow velocity.This device is by working in coordination with ultrasonic cavitation and Hydrodynamic cavitation, and the cavitation jet that can form strengthening realizes cleaning to object, breaches other hydraulic/ultrasonic cavitation apparatus and is only applicable to chemical treatment, limitation that processing speed is little; And relative to conventional clean mode, this device can be used for underwater works cleaning, object waterborne can be applicable to again.
Above-described specific embodiment; technical problem, technical scheme and beneficial effect that the present invention solves are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1. a transducer embedded strengthening cavitation jet cleaning device, it is characterized in that, it comprises:
Pipeline (1), pipeline (1) is provided with water inlet and delivery port;
Resonant wedge whistle (6), described resonant wedge whistle (6) is connected to the water outlet of pipeline (1);
Ultrasonic transducer (31), described ultrasonic transducer (31) is arranged in the end of the close delivery port of pipeline (1);
Ultrasonic-frequency power supply (4), described ultrasonic-frequency power supply (4) is connected with ultrasonic transducer (31), so that ultrasonic-frequency power supply (4) drives ultrasonic transducer (31) work.
2. transducer according to claim 1 embedded strengthening cavitation jet cleaning device, it is characterized in that: described pipeline (1) is the L-type structure be made up of horizontal component and vertical portion, described ultrasonic transducer (31) is positioned at horizontal component, described water inlet is arranged on one end of vertical portion, the other end of described vertical portion is connected with horizontal component, and described delivery port is arranged on the other end of horizontal component.
3. transducer according to claim 1 embedded strengthening cavitation jet cleaning device, it is characterized in that: described pipeline (1) is provided with Pressure gauge (5), described Pressure gauge (5) is for the inlet pressure of the current in testing pipes (1).
4. transducer according to claim 1 embedded strengthening cavitation jet cleaning device, is characterized in that: described ultrasonic transducer (31) is fixed in pipeline (1) by support (32).
5. transducer according to claim 4 embedded strengthening cavitation jet cleaning device, it is characterized in that: described support is provided with connecting line in (32), one end of connecting line is connected with ultrasonic transducer (31), and the other end of connecting line is connected with outside ultrasonic-frequency power supply (4).
6. transducer according to claim 1 embedded strengthening cavitation jet cleaning device, it is characterized in that: described resonant wedge whistle (6) has main body (61), the rearward end of main body (61) is provided with first fluid acceleration portion, the leading section of main body (61) is provided with reed (64), and the leading section of main body (61) is provided with water export (65) in the below of reed (64), described first fluid acceleration portion has the linkage section be connected successively, first reducing section and whistle mouth section, described reed (64) is just to the whistle mouth (63) of whistle mouth section.
7. transducer according to claim 6 embedded strengthening cavitation jet cleaning device, is characterized in that: d is compared in the larynx footpath of described linkage section and whistle mouth section 1/ d 0be the acceleration oblique angle β of the 0.2 ~ 0.3, first reducing section it is 15 ° ~ 35 °.
8. the embedded strengthening cavitation jet of the transducer according to claim 6 or 7 cleaning device, it is characterized in that: the water outlet of described pipeline (1) is provided with second fluid acceleration portion, described second fluid acceleration portion has the large footpath section, the second reducing section and the path section that are connected successively, described linkage section is connected in path section, and the larynx footpath of the larynx footpath of linkage section and path section is equal.
9. transducer according to claim 8 embedded strengthening cavitation jet cleaning device, is characterized in that: d is compared in described large footpath section and the larynx footpath of path section 2/ d 1be the acceleration oblique angle α of the 0.25 ~ 0.45, second reducing section it is 25 ° ~ 45 °.
CN201510481030.3A 2015-08-07 2015-08-07 The embedded reinforcing cavitation jet cleaning device of transducer Expired - Fee Related CN105057250B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107226180A (en) * 2017-05-18 2017-10-03 武汉理工大学 The dirty bottom monitoring remove device of ship based on cavitation technique
WO2019202299A1 (en) * 2018-04-20 2019-10-24 Zeeko Innovations Limited Fluid jet processing
CN114423505A (en) * 2019-09-20 2022-04-29 突破技术有限责任公司 Ultrasonic treatment of methane

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69023897T2 (en) * 1990-04-03 1996-04-18 S & C Co Ltd Ultrasonic washing device.
CN2597115Y (en) * 2003-02-08 2004-01-07 四川冶金环能工程有限责任公司 Ultrasonic device for preventing and removing scale in industrial pipeline
JP2012161781A (en) * 2011-02-08 2012-08-30 Shigeo Matsueda Ultrasonic wave chemical reactor
CN103366727A (en) * 2013-07-31 2013-10-23 陕西师范大学 Tandem type hydrodynamic force sound wave generation device
CN203695540U (en) * 2014-01-24 2014-07-09 王保强 Capacity-increasing high-powered ultrasonic pipe wall cleaning device
CN104605955A (en) * 2015-02-18 2015-05-13 陈元平 Ultrasonic oral irrigator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69023897T2 (en) * 1990-04-03 1996-04-18 S & C Co Ltd Ultrasonic washing device.
CN2597115Y (en) * 2003-02-08 2004-01-07 四川冶金环能工程有限责任公司 Ultrasonic device for preventing and removing scale in industrial pipeline
JP2012161781A (en) * 2011-02-08 2012-08-30 Shigeo Matsueda Ultrasonic wave chemical reactor
CN103366727A (en) * 2013-07-31 2013-10-23 陕西师范大学 Tandem type hydrodynamic force sound wave generation device
CN203695540U (en) * 2014-01-24 2014-07-09 王保强 Capacity-increasing high-powered ultrasonic pipe wall cleaning device
CN104605955A (en) * 2015-02-18 2015-05-13 陈元平 Ultrasonic oral irrigator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107226180A (en) * 2017-05-18 2017-10-03 武汉理工大学 The dirty bottom monitoring remove device of ship based on cavitation technique
WO2019202299A1 (en) * 2018-04-20 2019-10-24 Zeeko Innovations Limited Fluid jet processing
TWI818980B (en) * 2018-04-20 2023-10-21 英商齊科創新有限公司 Fluid jet treatment apparatus, tool and process thereof
CN114423505A (en) * 2019-09-20 2022-04-29 突破技术有限责任公司 Ultrasonic treatment of methane

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