CN204539137U - Underwater non-contact type data and energy source connecting parts - Google Patents
Underwater non-contact type data and energy source connecting parts Download PDFInfo
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- CN204539137U CN204539137U CN201520259583.XU CN201520259583U CN204539137U CN 204539137 U CN204539137 U CN 204539137U CN 201520259583 U CN201520259583 U CN 201520259583U CN 204539137 U CN204539137 U CN 204539137U
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Abstract
The utility model relates to a kind of underwater non-contact type data and energy source connecting parts.The utility model comprises transmitting main control module and is connected with data-signal generation module input end signal, data-signal generation module output is connected with an input of signal coupling module, Power Carrier generation module output is connected with another input of signal coupling module, and the output of signal coupling module is connected with transmitting coil signal.Receiving coil is connected with low-pass filtering module input and power supply processing module input respectively, and low-pass filtering module output is connected with receiving processing module input end signal; Described transmitting coil and receiving coil produce inductively.Because the underwater wireless data energy transmitting-receiving connecting parts that the utility model proposes has noncontact characteristic, thus communicating pair is without the need to adding extra communication line, both ensure that the reliability of data communication, has also ensured flexibility and the fail safe of underwater installation simultaneously.
Description
Technical field
The utility model belongs to waterborne, underwater non-contact type data and energy source technical field, is specifically related to a kind of transmission connecting parts based on electromagnetic coupled principle.
Background technology
A complete buoyage, is generally formed primarily of three parts: the transmission channel of buoy float waterborne, underwater detectoscope and data capacity.The transmission of data and the energy is mainly divided into wired and wireless two kinds of modes.Have in the mode of wire transmission a kind of mode for by coaxial cable by d. c. voltage signal with exchange data-signal and carry out coupled transfer.This mode needs first the amplitude of d. c. voltage signal to be increased, to reduce the energy loss that cable brings.The mode of wire transmission effectively can guarantee the energy resource supply of underwater detectoscope, underwater detectoscope can be worked for a long time, but make the activity space of underwater detectoscope be limited to the length of cable equally, and larger by the shock effect of seawater.
In the mode of wireless transmission, the scheme that the wireless transmission of data is the most general is by sonar communication system.The decling phase of sound in water is to less, and sound wave transmission speed in water is also fast than the speed in air.The cost of sound communication is comparatively large, and power consumption is also larger simultaneously, and is not suitable for application scenarios under all seas.In some submerged applications field, as the data docking etc. from lifting monitering buoy data record, underwater operation station or bathyscaph, consider in communicating pair and have a side to be in indefinite motion state, for device security reason, transfer of data must adopt cordless to realize.The data volume of these device transmission is relatively little again, and transmission range is also closer, is not suitable for the mode using sonar communication.Low, low in energy consumption, the transmission range of LED light communication system cost is comparatively far away but there is the too high problem of directivity requirement equally under water, if ensure that its probe is aimed in less scope without related device, then communication performance will decline to a great extent even communicating interrupt.
Therefore, electromagnetic wave is utilized to realize having a very big significance compared with the data in short distance and energy mixed transport.Contactless multi-energy data transmission both ensure that the Power supply of water-bed detector, can work long hours.Also make data transfer mode more flexible, relative expenses power is less, also unlike optical communication mode, has higher requirement to direction.
Summary of the invention
The purpose of the present utility model is to provide a kind of connecting parts be applicable to as completing the energy and transfer of data between undersea detection device and water surface float device.
The utility model comprises launches main control module, data-signal generation module, Power Carrier generation module, signal coupling module, transmitting coil, receiving coil, low-pass filtering module, receiving processing module and power supply processing module.
Launch main control module to be connected with data-signal generation module input end signal, data-signal generation module output is connected with an input of signal coupling module, Power Carrier generation module output is connected with another input of signal coupling module, and the output of signal coupling module is connected with transmitting coil signal.
Receiving coil is connected with low-pass filtering module input and power supply processing module input respectively, and low-pass filtering module output is connected with receiving processing module input end signal
Described transmitting coil and receiving coil produce inductively.
Furtherly, described Power Carrier generation module comprises 555 timers and E power-like amplifier; 555 timers produce high_frequency sine wave signal, then as the high-frequency carrier signal of power supply after being amplified by E power-like amplifier; Described signal coupling module adopts MPY634 multiplier to carry out signal coupling modulation, and its data-interface adopts RS232 serial ports, for receiving data to be sent.
Furtherly, described receiving processing module comprises coil coupling module, front-end filtering circuitry, detecting circuit, rear end filter circuit, digital signal also primary circuit and data interface circuit; The voltage amplifier circuit that in coil coupling module, amplifying circuit adopts integrated transporting discharging chip to form realizes the amplification of weak voltage signals on receiving coil; The active low-pass filter rejection frequency that front-end filtering circuitry adopts integrated transporting discharging chip to form is higher than the noise signal of carrier frequency; Detecting circuit adopts diode envelope detecting circuit to obtain the baseband signal that distortion has occurred; Rear end filter circuit adopts the further filtering interfering composition of active low-pass filter; Digital signal also primary circuit adopts Schmidt trigger circuit to realize the reduction of base-band data signal; Data interface circuit adopts RS232 serial ports, for transmitting the data-signal after reduction to data receiving terminal.
Because the underwater wireless data energy transmitting-receiving connecting parts that the utility model proposes has noncontact characteristic, thus communicating pair is without the need to adding extra communication line, both ensure that the reliability of data communication, has also ensured flexibility and the fail safe of underwater installation simultaneously.In addition, the underwater wireless data transceiver that the utility model proposes is based on resonant inducing principle, directivity requirement for sending and receiving coil relative position is lower, and the distance between coil is also longer, can realize closely non-contact type wireless transmission within the scope of larger space angle.In addition, this device also has the series of advantages such as cost is low, power consumption is little, compared with the background technology such as underwater acoustic communication, underwater optics communication, is more applicable to realizing under water closely non-contact type wireless transfer of data.
In addition, the underwater non-contact type multi-energy data transmitting device that the utility model proposes has good package interface, for the reception of data and transmission are provided convenience.During normal work, without the need to carrying out, complicated manual configuration receives, transmit operation, is only required to be radiating portion and provides power supply, just can by electric energy wireless transmission to receiving coil, and interface is connected the holding wire needing to transmit, transfer of data just can start simultaneously.
Accompanying drawing explanation
Fig. 1 is the utility model general function structured flowchart.
Embodiment
As shown in Figure 1, contactless multi-energy data transmission connecting parts forms primarily of two parts, is divided into radiating portion and receiving unit.Comprise and launch main control module 1, data-signal generation module 2, Power Carrier generation module 3, signal coupling module 4, transmitting coil 5, receiving coil 6, low-pass filtering module 7, receiving processing module 8, power supply processing module 9.
After the radiating portion of connecting parts is connected with the mains, first Power Carrier module can produce the carrier wave AC signal transmitted for resonance, and by coil transmissions to receiving unit, provides power supply to detector under water.Launching main control module afterwards needs the Data Control digital signal generation module issued that digital signal is sent to signal coupling module according to buoy.Signaling module after the digital signals are received, carries out being multiplied being coupled with original high frequency electric source carrier signal, is then sent in transmitting coil by the signal completing modulation.
The receiving unit of connecting parts, first carries out filtering by the signal received in coil, after low-pass filtering, by carry out after digital signal filter detection process obtain launch digital signal.The AC signal received is carried out rectifying and voltage-stabilizing, for receiving unit provides power supply simultaneously.
Because the energy source in connecting parts is the inductively principle utilizing coil, so need the voltage of direct current to be reverse into alternating voltage.In the wireless transmission scheme of electric energy, the scheme of current comparative maturity is based on electromagnetic induction principle with based on resonance principle.The distance of electromagnetic induction principle transmission is closer, and efficiency is not high yet simultaneously, is not suitable for in particular surroundings so under water.And resonance coupling principle, coverage can reach several rice, and maximum power can reach several kilowatts, although realize at present and control there is certain difficulty, the prospect of its future development is better.So, radiating portion on the water, this device have employed E class LC resonance inverter, completes the inversion of power supply, resonance and amplification, and by coil uncoupling receiving terminal.
The Power Carrier generation module of radiating portion comprises 555 waveform generators and power amplifier.555 timers produce the sine wave signal of high frequency, then as the high-frequency carrier signal of power supply after being amplified by E power-like amplifier, carry out signal coupling modulation with needing the digital signal sent by MPY634 multiplier.The sinusoidal wave frequency of high frequency electric source of the present embodiment is 270KHz, and the square-wave signal frequency of data-signal is 10KHz.Electric field signal is become field signal by transmitting coil and launches by the signal after coupling.In coupled signal sending module, data-interface adopts RS232 serial ports, for receiving data to be sent; Modulation circuit adopts amplitude keying (ASK) modulation system, by Data Modulation to be sent in the carrier signal of certain frequency.Transmission coil and receiving coil are the closed hollow coil with certain number of turn and radius adopting enamelled wire coiling, its one end and corresponding model calling, other end ground connection.Because in this device, first the mode of what the contactless transmission of the energy and data adopted is inductance coil resonant inducing, so will make the tranmitting frequency that transmits identical with the natural frequency of transmitting coil and receiving coil.Only at this Frequency point, the energy loss of receiving unit is just minimum, transmission most effective.Therefore, when using enamelled wire to make coil, needing to utilize electric impedance analyzer to carry out impedance analysis to the coil of coiling, being the natural frequency of coil in the frequency at its flex point place.After recording its natural frequency, the number of turn of coil and radius can be changed to change its natural frequency, make it the carrier frequency of the 270KHz meeting setting.Will ensure the number of turn of transmitting coil and receiving coil, the parameters such as radius are just the same simultaneously, resonance could occur.
The receiving processing module of receiving unit comprises coil coupling module, front-end filtering circuitry, rear end filter circuit, digital signal also primary circuit and data interface circuit.The voltage amplifier circuit that in coupled signal receiver module, amplifying circuit adopts integrated transporting discharging chip to form realizes the amplification of weak voltage signals on receiving coil; The active low-pass filter rejection frequency that front-end filtering circuitry adopts integrated transporting discharging chip to form is higher than the noise signal of carrier frequency; Detecting circuit adopts diode envelope detecting circuit to obtain the baseband signal that distortion has occurred; Rear end filter circuit adopts the further filtering interfering composition of active low-pass filter; Digital signal also primary circuit adopts Schmidt trigger circuit to realize the reduction of base-band data signal; Data interface circuit adopts RS232 serial ports, for transmitting the data-signal after reduction to data receiving terminal.
The working method of the utility model device is: DC power supply inversion is become AC signal, the magnetic field changed by coil resonance coupling principle after obtaining power supply by modes such as solar energy by the buoyage of the water surface.Receiving coil utilizes the magnetic field of change produce electric energy, supply as the electric energy of underwater detectoscope after rectifying and voltage-stabilizing.Buoyage is by modulation circuit simultaneously, adopts ASK mode by data signal modulation to be sent on carrier wave; Carrier signal is the power supply signal of high frequency; Modulation signal is sent out greatly through power amplifier and is outputted to transmission coil; Receiving coil obtains modulated transmission signal by electromagnetic coupled mode from transmission coil within the scope of certain Distance geometry space angle, and transmits it to coupled signal receiver module; By amplifying circuit and front-end filtering circuitry, signal is carried out amplifying also filtering and, higher than after the interference signal of carrier frequency, export detecting circuit to; Detecting circuit adopts diode envelope detecting way to obtain the baseband signal that distortion has occurred, recycles Schmidt trigger circuit and restore original transmission signal after low-pass filtering; Transmission signal through reduction transfers to buoyancy aid data receiving terminal by data-interface RS232.
Claims (3)
1. underwater non-contact type data and energy source connecting parts, comprise and launch main control module, data-signal generation module, Power Carrier generation module, signal coupling module, transmitting coil, receiving coil, low-pass filtering module, receiving processing module and power supply processing module, it is characterized in that:
Launch main control module to be connected with data-signal generation module input end signal, data-signal generation module output is connected with an input of signal coupling module, Power Carrier generation module output is connected with another input of signal coupling module, and the output of signal coupling module is connected with transmitting coil signal;
Receiving coil is connected with low-pass filtering module input and power supply processing module input respectively, and low-pass filtering module output is connected with receiving processing module input end signal;
Described transmitting coil and receiving coil produce inductively.
2. underwater non-contact type data according to claim 1 and energy source connecting parts, is characterized in that: described Power Carrier generation module comprises 555 timers and E power-like amplifier; 555 timers produce high_frequency sine wave signal, then as the high-frequency carrier signal of power supply after being amplified by E power-like amplifier; Described signal coupling module adopts MPY634 multiplier to carry out signal coupling modulation, and its data-interface adopts RS232 serial ports, for receiving data to be sent.
3. underwater non-contact type data according to claim 1 and energy source connecting parts, is characterized in that: described receiving processing module comprises coil coupling module, front-end filtering circuitry, detecting circuit, rear end filter circuit, digital signal also primary circuit and data interface circuit; The voltage amplifier circuit that in coil coupling module, amplifying circuit adopts integrated transporting discharging chip to form realizes the amplification of weak voltage signals on receiving coil; The active low-pass filter rejection frequency that front-end filtering circuitry adopts integrated transporting discharging chip to form is higher than the noise signal of carrier frequency; Detecting circuit adopts diode envelope detecting circuit to obtain the baseband signal that distortion has occurred; Rear end filter circuit adopts the further filtering interfering composition of active low-pass filter; Digital signal also primary circuit adopts Schmidt trigger circuit to realize the reduction of base-band data signal; Data interface circuit adopts RS232 serial ports, for transmitting the data-signal after reduction to data receiving terminal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520259583.XU CN204539137U (en) | 2015-04-27 | 2015-04-27 | Underwater non-contact type data and energy source connecting parts |
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| CN201520259583.XU CN204539137U (en) | 2015-04-27 | 2015-04-27 | Underwater non-contact type data and energy source connecting parts |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676945A (en) * | 2019-10-14 | 2020-01-10 | 武汉天腾动力科技有限公司 | Non-contact power supply and data transmission device, motor and electronic equipment |
-
2015
- 2015-04-27 CN CN201520259583.XU patent/CN204539137U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676945A (en) * | 2019-10-14 | 2020-01-10 | 武汉天腾动力科技有限公司 | Non-contact power supply and data transmission device, motor and electronic equipment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160427 |