CN115710038A - Synchronous multichannel aquatic thing of multichannel and disease defense device based on mix frequency conversion ultrasonic wave - Google Patents
Synchronous multichannel aquatic thing of multichannel and disease defense device based on mix frequency conversion ultrasonic wave Download PDFInfo
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- CN115710038A CN115710038A CN202211233470.3A CN202211233470A CN115710038A CN 115710038 A CN115710038 A CN 115710038A CN 202211233470 A CN202211233470 A CN 202211233470A CN 115710038 A CN115710038 A CN 115710038A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Abstract
The invention provides a synchronous multichannel aquatic life and disease defense device based on mixed frequency conversion ultrasonic waves, which comprises: at least one cable, at least one hybrid frequency conversion ultrasonic device and a host. The cable is used for connecting host computer and mixed frequency conversion ultrasonic device. The hybrid frequency conversion ultrasonic device comprises an ultra-megasonic wave integrated vibrator, and the ultra-megasonic wave integrated vibrator comprises an ultrasonic vibrator and a megasonic wave vibrator which work simultaneously. The host computer includes umbrella type shell, floating platform, solar panel, the group battery of being connected with solar panel, a plurality of cable interfaces and control system. The control system is used for adjusting the ultrasonic frequency and the working time of the ultrasonic vibrator and the megasonic vibrator of the ultra-megasonic integrated vibrator in real time according to the types of aquatic organisms and diseases. The mixed phased array line focused sound wave generated by the aquatic organism and disease defense device can generate a cavitation effect, and directionally and efficiently prevent aquatic organisms and diseases from generating and attaching to the surface of ship equipment or underwater culture equipment.
Description
Technical Field
The invention relates to the technical field of underwater ships and underwater culture, in particular to a device for preventing aquatic organisms and diseases.
Background
The marine organism acidic filter has great harm to some objects in the sea, particularly to the sewage blocking nets, pipelines, water taking and draining ports and the like of the water draining open channels of aquaculture net cages, ships, drilling platforms, docks and coastal power plants, and the secretions and rotten residual objects of marine organisms such as animals, plants, microorganisms and the like growing on the surfaces of the objects are acidic. Once a large amount of aquatic organisms and diseases are attached to the surface of ship equipment or culture equipment, high cost is consumed for cleaning, and the current popular cleaning mode is that a frogman dives in the equipment, carries a cavitation jet device and utilizes high-pressure water flow to generate cavitation effect for cleaning, but certain risks exist and high energy consumption is high. Therefore, in the underwater industrial production, a scheme capable of preventing aquatic organisms and diseases from generating and attaching to the surface of an underwater ship or an underwater culture device in advance is urgently needed.
Disclosure of Invention
In order to overcome the technical defects, the invention aims to provide a synchronous multichannel aquatic organism and disease defense device based on mixed frequency conversion ultrasonic waves, which comprises:
one end of the cable is connected to a cable interface of the host, and the other end of the cable is connected to the hybrid variable frequency ultrasonic device;
the hybrid frequency conversion ultrasonic device comprises at least three hybrid frequency conversion ultrasonic transducers, each hybrid frequency conversion ultrasonic transducer comprises one or more ultra-megasonic wave integrated vibrators, each ultra-megasonic wave integrated vibrator comprises an ultrasonic vibrator and a megasonic vibrator, and the ultrasonic vibrators and the megasonic vibrators of the ultra-megasonic wave integrated vibrators work simultaneously;
the solar photovoltaic power generation system comprises a host, a power supply and a control system, wherein the host comprises an umbrella-shaped shell, a floating platform, a solar panel, a battery pack connected with the solar panel, a plurality of cable interfaces and the control system; the floating platform is arranged at the lower edge of the umbrella-shaped shell; the solar panel is arranged on the outer surface of the umbrella-shaped shell; the battery pack and the integrated circuit host are both arranged in the water space below the umbrella-shaped shell; the control system is used for adjusting the ultrasonic frequency and the working time of the ultrasonic vibrator and the megasonic vibrator of the ultra-megasonic integrated vibrator in real time according to the types of aquatic organisms and diseases.
"aquatic organisms and diseases" in the present application include, but are not limited to, barnacles, seaweeds, parasites harmful to cultivated species, leeches, colour mud worms, viral bacteria, and the like.
Furthermore, the hybrid frequency conversion ultrasonic transducer is connected with a high-power piezoelectric ceramic drive circuit phase-locked loop (PLL) device with an amplitude transformer through a drive circuit with high-speed AD conversion, then is connected with a transducer consisting of a plurality of strip-shaped arc-shaped piezoelectric ceramics, and is then connected with an integrated oscillator formed by embedding a conical megasonic oscillator into a cylindrical ultrasonic oscillator, wherein the conical megasonic oscillator is arranged in the inner space of the hollow cylindrical ultrasonic oscillator, and the synchronous multi-channel water organism and disease defense device based on the hybrid frequency conversion ultrasonic is used for preventing water organisms and diseases from generating and attaching to the surface of ship equipment. Through the acoustic wave interference experiment, the device can expand the coverage to the greatest extent, and control the acoustic wave coverage distance within a certain range.
Furthermore, the hybrid frequency conversion ultrasonic transducer consists of a hollow hexagonal prism type vibrator bin, six independent ultra-megasonic integrated vibrators and six independent ultrasonic vibration plates; the transducer structure is formed by 6 piezoelectric ceramics with 6 directions and 60-degree angles, a high-power piezoelectric ceramic drive circuit phase-locked loop PLL and high-speed AD conversion are used, the resonant frequency of the ultrasonic vibration plate and the bin of the hexagonal prism type transducer bin is the same as the ultrasonic frequency of the ultra-mega sound wave integrated transducer, and in a range, the sound waves are controlled within a certain range according to the requirement and can be completely covered; six independent ultrasonic vibration plates are trumpet-shaped and surround the outer sides of the hexagonal prism-shaped vibrator bins; one end of each of the six ultra-megasonic integrated vibrators is embedded into the side wall of the vibrator bin, and the other end of each of the six ultra-megasonic integrated vibrators is tightly attached to the vibration plate; the vibrator bin and the vibration plate are both metal plates; the six independent ultrasonic vibration plates are used for further amplifying the amplitude area of ultrasonic waves so as to realize 360-degree coverage of the whole culture water area, and the synchronous underwater living beings and disease defense device based on the mixed variable-frequency ultrasonic waves is used for preventing the generation of the aquatic living beings and the diseases and attaching the aquatic living beings and the diseases to the surface of the culture equipment. In the prior art, the ultrasonic coverage angle of the ultrasonic transducer is adjusted within a range of 120 degrees, and 360-degree all-dimensional coverage cannot be realized, so that the working efficiency is low and the effect is poor. Meanwhile, the length of sound waves in the prior art cannot be accurately controlled, the coverage area of the existing product is more than 100 meters, and other ranges are influenced in the breeding environment and the propagation environment. The invention can set the coverage range within 30-50 meters according to the requirement by high-voltage digital phase-locked loop and phased array frequency conversion.
Furthermore, the synchronous multichannel aquatic life and disease defense device based on the mixed variable frequency ultrasonic wave further comprises a wireless communication system and a positioning system for receiving remote control instructions. Preferably, the wireless communication system comprises a Bluetooth and 4G long-distance communication system, and a secure and private communication network is realized through an SDR technology.
Furthermore, the hybrid frequency conversion ultrasonic device synchronously generates hybrid phased array line focusing sound waves by adopting a phased array technology and a line focusing technology. The hybrid variable frequency ultrasonic device consists of at least three hybrid variable frequency ultrasonic transducers, and the required ultrasonic sterilization pressure is generated by the cooperative work of a plurality of groups of ultrasonic waves by utilizing a phased array technology; and then through the line focusing technology, the High Intensity Focused Ultrasound (HIFU) technology is improved from point to line, the scanning width is enhanced, the efficiency is improved, and the directional energy gathering is realized: when the device and the object are in use, a certain gap is formed between 0.5mm and 5cm, seawater is used for coupling, and thus low-frequency band ultrasonic waves with high-voltage line focusing frequency between 20KHz and 900kHz are generated and directionally act on the surface of the object.
Furthermore, the control system is used for controlling the transmitting distance of the ultrasonic waves to be less than 30-50 meters and the distance to be adjustable by adopting a phased array sound beam synthesis model constructed based on a least mean square algorithm and a cross-correlation algorithm, and can enlarge and narrow the range according to requirements.
Furthermore, the ultrasonic frequency generated by the cylindrical ultrasonic vibrator of the ultra-megasonic integrated vibrator is 20-100 khz, the ultrasonic frequency generated by the conical megasonic vibrator of the ultra-megasonic integrated vibrator is 300-900khz, and the control system respectively and independently controls the ultrasonic frequency of the cylindrical ultrasonic vibrator and the ultrasonic frequency of the conical megasonic vibrator in real time according to the types of aquatic organisms and diseases.
After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:
the application provides a synchronous multichannel aquatic creature and disease defense device based on mixed frequency conversion ultrasonic wave produces mixed phased array line focus sound wave can produce nanometer cavitation effect, assembles the energy in the organism, and the bubble explosion of high pressure high temperature and cavitation effect supergeneration breaks up the object cell membrane and eliminates to directionally prevent aquatic creature and disease from generating and attaching to the surface of marine facilities and aquaculture equipment under water high-efficiently. The aquatic organism and disease defense device can adjust ultrasonic power and vibration frequency according to the characteristics of attachments, and the vibrator is tightly attached to a target object to generate resonance. The frequency is switched between 20khz-900khz. Two mixed sound waves are generated simultaneously, the frequency of the peripheral ultrasonic vibrator is low, the wavelength is long, and a standing wave effect is generated; the internal megasonic vibrator has higher frequency, shorter wavelength and huge energy, can generate a nanoscale cavitation effect instantly, can generate nanoscale cavitation bubbles at the ultrasonic frequency of 300-900khz, has more exquisite and more excellent cavitation effect than common ultrasonic waves, can generate a high-energy high-pressure cavitation effect in an action surface area, destroys an organic protective film on the surface of a living organism, and continuously generates high energy to smash and dissolve a biological shell and a biological living organism, so that diseases and germs are killed, and the aquatic organisms and the diseases are better prevented from being attached to the surface of marine equipment. The control circuit through the transducer produces variable frequency ultrasonic high frequency vibrations, to different living beings, uses different frequencies, both can prevent other living beings accidental injury, also can more effectively clear away the bacterium and the virus of smiling. The generated cavitation destroys the photosynthesis of algae, so that the biofilm attached to the object falls off, and other organisms cannot parasitize.
In addition, the aquatic life and disease defense device further has the advantages of high working efficiency, good tightness, controllable ultrasonic coverage (the integrated circuit host adopts a specific algorithm to control the ultrasonic transmitting distance within 30 meters and the distance is adjustable), no damage to the surface of equipment, multiple purposes (applicable to various scenes, universal host, and only needing to use a matched mixed variable frequency ultrasonic transducer according to the using scene), low cost (unmanned operation, labor cost reduction and harm to people), good corrosion resistance, light weight, low power consumption and no pollution.
Drawings
FIG. 1 is a perspective view showing the structure of a marine organism and disease preventing apparatus according to an embodiment of the present invention;
FIG. 2 is a partial assembly view showing the structure of a main body of the marine organism and disease prevention apparatus according to an embodiment of the present invention;
FIG. 3 is a plan view of a marine organism and disease prevention apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an ultrasonic integrated vibrator of a hybrid variable frequency ultrasonic device for a ship, according to an embodiment of the present application;
FIG. 5 is a schematic diagram of a phased array technique;
FIG. 6 is a schematic diagram of a line focusing technique using a phased array piezoelectric ceramic array;
FIG. 7 is a schematic illustration of the cavitation effect of the mixed line focused ultrasound of the present application;
FIG. 8 is a schematic view showing the ultrasonic transmission distance of the marine organism and disease defense apparatus according to an embodiment of the present application;
FIG. 9 is a schematic structural view of a aquatic organism and disease preventing apparatus for cultivation according to an embodiment of the present application;
fig. 10 is a schematic structural view of a mixed variable frequency ultrasonic device for cultivation of aquatic organisms and disease prevention devices according to an embodiment of the present invention.
Detailed Description
The advantages of the invention are further illustrated in the following description of specific embodiments in conjunction with the accompanying drawings. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
EXAMPLE 1 Marine Living body and disease defense apparatus
As shown in fig. 1, the present embodiment provides a marine defense apparatus for preventing aquatic life and disease from being generated and attached to the surface of marine equipment by using a hybrid frequency conversion ultrasonic synchronous multichannel aquatic life and disease defense apparatus. Specifically, the hybrid frequency conversion ultrasonic-based synchronous multichannel aquatic organism and disease defense device comprises a host 10, four waterproof and anticorrosive cables 20 and four marine hybrid frequency conversion ultrasonic devices 30.
As shown in fig. 2-3, the host 10 includes an umbrella-shaped waterproof and corrosion-resistant housing 11, a floating platform 12, a solar panel 13, a battery pack 14 connected to the solar panel 13, a control system (i.e., an integrated circuit host) 15, a plurality of highly-sealed and corrosion-resistant waterproof cable interfaces 16, a wireless communication system, and a positioning system; the floating platform 12 is arranged at the lower edge of the umbrella-shaped waterproof and anticorrosive shell 11; the solar panel 13 is arranged on the outer surface of the umbrella-shaped waterproof and anticorrosive shell 11; the battery pack 14 and the integrated circuit host 15 are both arranged in the water space below the umbrella-shaped waterproof and anticorrosive shell 11; the integrated circuit host 15 is used for adjusting the ultrasonic frequency and the working time of the ultrasonic vibrator and the megasonic vibrator of the ultra-megasonic integrated vibrator of the marine mixed frequency conversion ultrasonic device 30 in real time according to the types of aquatic organisms and diseases.
The host 10 in this embodiment is made of a PE waterproof material, is formed by one-step die-casting, has lightweight, high airtight, waterproof, and corrosion-resistant properties, is equipped with an adjustable highlight display screen, and has an early warning indicator lamp and a positioning system. The power is supplied to the inner 21700 battery pack through the solar panel, and the requirement of 96-hour work under the severe weather condition is met. The control system can select corresponding wavelength, frequency and working time according to different types of the biological diseases. And can use cell-phone APP, the operating condition of marine defence device of remote control. Each waterproof anticorrosive cable 20's one end is connected in high airtight anticorrosive waterproof cable interface 16, and the other end is connected in marine mixed frequency conversion ultrasonic device 30.
As shown in fig. 4, each of the marine hybrid variable frequency ultrasonic devices 30 includes four hybrid variable frequency ultrasonic transducers. The hybrid frequency conversion ultrasonic transducer comprises four ultra megasonic integrated vibrators 31, each ultra megasonic integrated vibrator comprises an ultrasonic vibrator 311 and a megasonic vibrator 312, and the ultrasonic vibrator 311 and the megasonic vibrator 312 of each ultra megasonic integrated vibrator 31 work simultaneously. Therefore, the marine hybrid frequency conversion ultrasonic transducer can simultaneously generate two hybrid sound waves, both the two waves can independently hop frequency, and the frequency is switched between 20khz and 900khz. Specifically, the hybrid variable frequency ultrasonic transducer is an ultrasonic megasonic integrated transducer composed of a hollow cylindrical ultrasonic transducer 31 and a conical megasonic transducer 32, and the conical megasonic transducer 312 is disposed in the internal space of the hollow cylindrical ultrasonic transducer 311. The ultrasonic frequency generated by the hollow cylindrical ultrasonic vibrator 311 is 20khz to 100khz, and the ultrasonic frequency generated by the conical megasonic vibrator 312 is 300khz to 900khz. The peripheral ultrasonic vibrator 311 has lower frequency and longer wavelength, and generates standing wave effect; the internal megasonic vibrator 312 has higher frequency, shorter wavelength and huge energy, can generate a nanoscale cavitation effect instantly, can generate nanoscale cavitation bubbles at the ultrasonic frequency of 300-900khz, is more exquisite and more than the cavitation effect of common ultrasonic waves, can generate a high-energy high-pressure cavitation effect in an action surface area, damages an organic protective film on the surface of a living organism, and continuously has high energy to smash and dissolve a biological shell and a living organism, so that diseases and germs are killed, and thus aquatic organisms and the diseases are better prevented from being attached to the surface of marine equipment. Through the control circuit of transducer, produce variable frequency ultrasonic wave high frequency vibrations, to different living beings, use different frequencies, both can prevent that other living beings from accidentally injuring, also can more effectively clear away the bacterium and the virus of smiling. The generated cavitation destroys the photosynthesis of algae, so that the biofilm attached to the object falls off, and other organisms cannot parasitize. The marine mixed frequency conversion ultrasonic device 30 generates mixed phased array line focusing sound waves by adopting a phased array technology (shown in fig. 5) and a line focusing technology (shown in fig. 6), can generate a cavitation effect (shown in fig. 7), converges energy to organisms, breaks and kills the objects by high pressure, high temperature and bubble explosion caused by the cavitation effect, thereby directionally and efficiently preventing aquatic organisms and diseases from being generated and attaching to the surfaces of ship equipment and underwater culture equipment. The integrated circuit host 15 independently controls the ultrasonic frequency generated by the hollow cylindrical ultrasonic vibrator 311 and the conical megasonic vibrator 312 in real time according to the types of aquatic organisms and diseases. In addition, the integrated circuit host 15 adopts a specific algorithm to control the transmitting distance of the ultrasonic waves to be less than 30 meters, the distance is adjustable, and the range can be enlarged and reduced according to requirements. For example, as shown in fig. 8, the control can be specifically controlled in an area of 0-10 meters from the ship body, an area of 10-17 meters, an area of 16-20 meters, an area of 16-22 meters, and the like. On the basis of a least mean square algorithm and a cross-correlation algorithm, a phased array sound beam synthesis model suitable for aquatic life and disease defense is researched. The core components of the whole host system, namely the FPGA and the MCU control system, and the analysis system perform data communication processing. The overall system working process is as follows: sine wave signals with specified frequency are generated through the transmitting part, D/A conversion, signal filtering power amplification and other processing are carried out on the sine wave signals, then ultrasonic signals are excited to be transmitted in the aluminum plate, the receiving end carries out A/D conversion and other processing on the received ultrasonic signals, the ultrasonic signals are transmitted into the MCU through the FPGA in a cascade mode, and finally the ultrasonic signals are uploaded to the main control system end to carry out data processing. And meanwhile, controlling the threshold value of the sound pressure to be below 50 db.
EXAMPLE 2 aquatic organism and disease defense device for cultivation
As shown in fig. 9, the present embodiment provides a device for preventing aquatic life and disease from being generated and adhering to the surface of a farming facility by using a synchronous multichannel apparatus for preventing aquatic life and disease by using mixed frequency conversion ultrasonic waves. Specifically, the synchronous multichannel aquatic thing and disease defense device based on mix frequency conversion ultrasonic wave includes: the system comprises a host 10, a waterproof and anticorrosive cable 20 and a mixed variable frequency ultrasonic device 40 for cultivation.
The main body 10 of the aquatic organism and disease preventing apparatus for farming is the same as the main body 10 of the aquatic organism and disease preventing apparatus for ship. The host 10 comprises an umbrella-shaped waterproof and anticorrosive shell 11, a floating platform 12, a solar panel 13, a battery pack 14 connected with the solar panel 13, a control system (namely an integrated circuit host) 15, a plurality of high-tightness waterproof cable interfaces 16, a wireless communication system and a positioning system; the floating platform 12 is arranged at the lower edge of the umbrella-shaped waterproof and anticorrosive shell 11; the solar panel 13 is arranged on the outer surface of the umbrella-shaped waterproof and anticorrosive shell 11; the battery pack 14 and the integrated circuit host 15 are both arranged in the water space below the umbrella-shaped waterproof and anticorrosive shell 11; the integrated circuit host 15 is used for adjusting the ultrasonic frequency of the mixed variable frequency ultrasonic device 40 for cultivation in real time according to the types of aquatic organisms and disease organisms.
One end of the waterproof and anticorrosive cable 20 is connected to the cable interface 16 of the integrated circuit host 15, and the other end is connected to the hybrid frequency conversion ultrasonic device 40 for cultivation.
As shown in fig. 10, the hybrid frequency-conversion ultrasonic transducer of the hybrid frequency-conversion ultrasonic device 40 for cultivation is composed of a hollow hexagonal prism-shaped transducer chamber 41, six independent ultra-megasonic integrated transducers 31 and six independent ultrasonic vibration plates 42. A transducer structure consisting of 6 piezoelectric ceramics with 6 directions and 60-degree angles is arranged in the vibrator bin, a high-power piezoelectric ceramic drive circuit phase-locked loop (PLL) and high-speed AD conversion are used, and the resonant frequency of the ultrasonic vibration plate 42 and the bin of the hexagonal prism type vibrator bin 41 is the same as the ultrasonic frequency of the ultra-megasonic integrated vibrator 31 so as to resonate; six independent ultrasonic vibration plates 42 surround the outer sides of the hexagonal prism-shaped vibrator bins 41 in a horn shape; one end of each of the six ultra-megasonic integrated vibrators 31 is embedded in the side wall of the vibrator bin 41, and the other end is tightly attached to the vibration plate 42. The ultrasonic vibration plate 42 and the hexagonal prism type vibration chamber 41 are made of metal plates. The coverage angle of each independent ultra-megasonic integrated vibrator 31 is 60 degrees, so that the ultrasonic waves can cover the culture water area in 360 degrees in an all-round way. Six independent ultrasonic vibration plates 42 are used to further amplify the ultrasonic amplitude area to achieve 360 degree coverage of the entire aquaculture area. The frequency of the ultrasonic wave generated by the independent ultra-megasonic wave integrated vibrator 31 is 20-900 khz. The mixed frequency conversion ultrasonic device 40 for cultivation adopts a phased array technology and a line focusing technology to generate mixed phased array line focusing sound waves. The integrated circuit host 15 adopts a specific algorithm to control the transmitting distance of the ultrasonic waves to be less than 30 meters, the distance is adjustable, and the range can be expanded and reduced according to requirements. On the basis of a least mean square algorithm and a cross-correlation algorithm, a phased array sound beam synthesis model suitable for aquatic life and disease defense is researched. The core components of the whole host system, namely the FPGA and the MCU control system, and the analysis system perform data communication processing. The overall system work flow is as follows: sine wave signals with specified frequency are generated through the transmitting part, D/A conversion, signal filtering power amplification and other processing are carried out on the sine wave signals, then ultrasonic signals are excited to be transmitted in the aluminum plate, the receiving end carries out A/D conversion and other processing on the received ultrasonic signals, the ultrasonic signals are transmitted into the MCU through the FPGA in a cascade mode, and finally the ultrasonic signals are uploaded to the main control system end to carry out data processing. And simultaneously controlling the threshold value of the sound pressure to be below 50 db.
Through research and test, in the field of aquaculture, different culture species need different environments, such as fish culture with the wave band of 21-60 khz, shrimp and crab culture with the wave band of 28-38 khz, shellfish culture with the wave band of 39-60khz; and (4) ship defense, wherein the whole wave band is 21-70 khz. After the wave band is selected, the high-power directional sound wave is emitted intermittently and instantly by using the frequency of 800-900 khz, and the nano-scale cavitation effect is saved. Thereby shattering the cell walls of the organisms, destroying the biofilm and destroying it. The research and test result shows that the biological attachment rate is reduced by 70% after 60 days and 90% after 180 days when the ultrasonic wave is continuously used for 10 minutes at intervals of 30 seconds. And can protect against long-term defense.
It should be noted that the embodiments of the present invention have been described in terms of preferred embodiments, and not by way of limitation, and that those skilled in the art can make modifications and variations of the embodiments described above without departing from the spirit of the invention.
Claims (7)
1. A synchronous multichannel aquatic creature and disease defense device based on mix frequency conversion ultrasonic wave, its characterized in that includes:
one end of the cable is connected to a cable interface of the host, and the other end of the cable is connected to the hybrid variable frequency ultrasonic device;
the hybrid frequency conversion ultrasonic device comprises at least three hybrid frequency conversion ultrasonic transducers, each hybrid frequency conversion ultrasonic transducer comprises one or more ultra-megasonic wave integrated vibrators, each ultra-megasonic wave integrated vibrator comprises an ultrasonic vibrator and a megasonic vibrator, and the ultrasonic vibrators and the megasonic vibrators of the ultra-megasonic wave integrated vibrators work simultaneously;
the solar floating platform comprises a host, a plurality of solar panels, a plurality of cable interfaces and a control system, wherein the host comprises an umbrella-shaped shell, a floating platform, the solar panels, a battery pack connected with the solar panels, and the cable interfaces; the floating platform is arranged at the lower edge of the umbrella-shaped shell; the solar panel is arranged on the outer surface of the umbrella-shaped shell; the battery pack and the integrated circuit host are both arranged in the water space below the umbrella-shaped shell; the control system is used for adjusting the ultrasonic frequency and the working time of the ultrasonic vibrator and the megasonic vibrator of the ultra-megasonic integrated vibrator in real time according to the types of aquatic organisms and diseases.
2. The device for preventing aquatic creatures and diseases based on the hybrid frequency conversion ultrasonic synchronization multi-channel of claim 1, wherein the hybrid frequency conversion ultrasonic transducer is connected with a high-power piezoelectric ceramic driving circuit phase-locked loop PLL device with an amplitude transformer through a driving circuit with high-speed AD conversion, then is connected with a transducer consisting of a plurality of strip-shaped arc-shaped piezoelectric ceramics, and is subsequently connected with an integrated vibrator formed by embedding a conical megasonic vibrator into a cylindrical ultrasonic vibrator, the conical megasonic vibrator is arranged in the inner space of the hollow cylindrical ultrasonic vibrator, and the device for preventing aquatic creatures and diseases based on the hybrid frequency conversion ultrasonic synchronization multi-channel aquatic creatures and diseases is used for preventing aquatic creatures and diseases from generating and attaching on the surface of ship equipment.
3. The hybrid frequency conversion ultrasonic-based synchronous multichannel aquatic creature and disease defense device as claimed in claim 1, wherein the hybrid frequency conversion ultrasonic transducer is composed of a hollow hexagonal prism type vibrator bin, six independent ultra-megasonic integrated vibrators and six independent ultrasonic vibration plates; the transducer structure is formed by installing 6 piezoelectric ceramics with 6 directions and 60-degree angles in the vibrator bin, a high-power piezoelectric ceramic driving circuit phase-locked loop (PLL) and high-speed AD conversion are used, and the resonant frequency of the ultrasonic vibration plate and the bin of the hexagonal prism type vibrator bin is the same as the ultrasonic frequency of the ultra-megasonic wave integrated vibrator; six independent ultrasonic vibration plates are trumpet-shaped and surround the outer sides of the hexagonal prism-shaped vibrator bins; one end of each of the six ultra-megasonic integrated vibrators is embedded into the side wall of the vibrator bin, and the other end of each of the six ultra-megasonic integrated vibrators is tightly attached to the vibration plate; the synchronous underwater organism and disease defense device based on the mixed variable frequency ultrasonic waves is used for preventing aquatic organisms and diseases from being generated and attached to the surface of the culture equipment.
4. The hybrid-frequency-ultrasonic-based synchronized multi-channel aquatic creature and disease defense apparatus of claim 1, further comprising a wireless communication system and a positioning system for receiving remote control instructions.
5. The hybrid-frequency-conversion-ultrasonic-based synchronous multi-channel aquatic creature and disease defense device as claimed in claim 1, wherein the hybrid-frequency-conversion ultrasonic device adopts phased array technology and line focusing technology to synchronously generate hybrid phased array line focusing sound waves.
6. The hybrid frequency conversion ultrasonic-based synchronous multi-channel aquatic creature and disease defense device as claimed in claim 5, characterized in that the control system is used for controlling the transmitting distance of the ultrasonic waves to be less than 30 m-50 m and the distance to be adjustable by adopting a phased array acoustic beam synthesis model constructed based on a least mean square algorithm and a cross-correlation algorithm, and can expand or reduce the range according to requirements.
7. The device for preventing aquatic creatures and diseases based on the mixed frequency conversion ultrasonic synchronous multichannel of any one of claims 1-6, characterized in that the ultrasonic frequency generated by the cylindrical ultrasonic vibrator of the ultra-megasonic all-in-one vibrator is 20-100 khz, the ultrasonic frequency generated by the conical megasonic vibrator of the ultra-megasonic all-in-one vibrator is 300-900khz, and the control system controls the ultrasonic frequency of the cylindrical ultrasonic vibrator and the conical megasonic vibrator independently in real time according to the types of aquatic creatures and diseases.
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| CN202211233470.3A CN115710038A (en) | 2022-10-10 | 2022-10-10 | Synchronous multichannel aquatic thing of multichannel and disease defense device based on mix frequency conversion ultrasonic wave |
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| CN202211233470.3A CN115710038A (en) | 2022-10-10 | 2022-10-10 | Synchronous multichannel aquatic thing of multichannel and disease defense device based on mix frequency conversion ultrasonic wave |
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