CN202043103U - Transmitter-receiver set for underwater data based on inductive coupling of plastic-coated chain - Google Patents
Transmitter-receiver set for underwater data based on inductive coupling of plastic-coated chain Download PDFInfo
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- CN202043103U CN202043103U CN2011200678219U CN201120067821U CN202043103U CN 202043103 U CN202043103 U CN 202043103U CN 2011200678219 U CN2011200678219 U CN 2011200678219U CN 201120067821 U CN201120067821 U CN 201120067821U CN 202043103 U CN202043103 U CN 202043103U
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- 238000010168 coupling process Methods 0.000 title claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 20
- 230000001939 inductive effect Effects 0.000 title abstract 2
- 238000001914 filtration Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000006698 induction Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 abstract description 16
- 230000005540 biological transmission Effects 0.000 description 6
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- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000007812 deficiency Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model relates to a transmitter-receiver set for underwater data based on the inductive coupling of a plastic-coated chain. The existing marine equipment has high data communication cost and large power consumption. The transmitter-receiver set comprises a serial port interface, a coupling signal transmitting module, a magnetoelectric coupling ring, a coupling signal receiving module, a half-duplex implementation module and the plastic-coated chain. The output end of the serial port interface is connected with the input end of the half-duplex implementation module and the input end of the coupling signal transmitting module respectively, the output end of the coupling signal transmitting module is connected with the magnetoelectric coupling ring, the magnetoelectric coupling ring and the input end of the coupling signal receiving module are in signal connection, the output end of the coupling signal receiving module is connected with the input end of the half-duplex implementation module, and the output end of the half-duplex implementation module is connected with the input end of the serial port interface. The transmitter-receiver set guarantees the reliability of data communication as well as the flexibility and security of underwater equipment.
Description
Technical field
The utility model belongs to the underwater wireless communication technical field, and being specifically related to a kind of is the data source and sink under water based on the induction coupling of transmission medium with plastic chain.
Background technology
Similar with existing land communication mode, data communication under water also can adopt cableless communication and no cableless communication mode to realize.But, can't realize the non-relay radio communication of longer distance, thereby underwater wireless communication almost all relies on underwater sound communication system because electromagnetic wave rate of decay in water is very fast.Yet in some submerged applications field, as monitoring buoy data reclaim, underwater sensor is arranged net etc., considering has a side to be in uncertain motion state in the communicating pair, for the device security reason, transfer of data adopts the noncontact mode to realize usually.Simultaneously, in these applications, not very big, if adopt underwater sound communication system to realize that not only cost is too high, and equipment power dissipation is very big, is unfavorable for the long-term unattended operation work of equipment such as marine monitoring buoy owing to need data quantity transmitted.In the face of increasing marine monitoring buoy application demand, rely on underwater sound communication can't satisfy the long-term demand of monitoring in real time, and have cableless communication can't satisfy the data acquisition demand of different section transducers.
Summary of the invention
The utility model is at the deficiencies in the prior art, and providing a kind of is the data source and sink under water based on the induction coupling of transmission medium with plastic chain.This device can be realized long apart from half-duplex operation under water, satisfies low cost, low-power consumption and the high reliability request of transfer of data in some specific submerged applications field.
Based on the data source and sink under water of plastic chain induction coupling, comprise that serial interface, coupled signal sending module, magneto-electric coupled ring, coupled signal receiver module, half-duplex realize module and plastic chain.
The serial interface output realizes that with half-duplex the input of module, the input of coupled signal sending module are connected respectively, the output of coupled signal sending module is connected with magneto-electric coupled ring, magneto-electric coupled ring is connected with the input end signal of coupled signal receiver module, coupled signal receiver module output realizes that with half-duplex the input of module is connected, and half-duplex realizes that the output of module is connected with the serial interface input.
Described coupled signal sending module comprises data-interface, modulation circuit, power amplifier; One end of data-interface is connected with the serial interface output, and the other end of data-interface is connected with the modulation circuit signal; Modulation circuit is connected with the power amplifier signal, and power amplifier is connected with magneto-electric coupled ring.
Described coupled signal receiver module comprises also primary circuit of amplifying circuit, front-end filtering circuit, detecting circuit, rear end filter circuit, digital signal.Amplifying circuit one end connects magneto-electric coupled ring, the other end is connected with front-end filtering circuit one end signal, the front-end filtering circuit other end is connected with detecting circuit one end signal, the detecting circuit other end is connected with rear end filter circuit one end signal, rear end filter circuit and digital signal also primary circuit one end signal are connected, and the digital signal also primary circuit other end connects half-duplex and realizes module.
Described magneto-electric coupled ring is the closed hollow enameled wire loop with certain number of turn and radius, is enclosed within on the removable ferrite that closes of annular the built-in plastic chain of magneto-electric coupled ring.
Described half-duplex realizes module, and serving as reasons with the optocoupler is the main circuit that prevents internal loopback that constitutes.
Relate in the utility model modulation circuit, power amplification circuit, amplifying circuit, filter circuit, detecting circuit and digital signal also primary circuit all adopt existing mature technology.
Because the transmission medium of the data source and sink under water that the utility model proposes, it only is the real reliable plastic chain of a root knot, thereby the communicating pair position can change arbitrarily, both guaranteed reliability of data communication, also ensured the flexibility and the fail safe of underwater installation simultaneously.In addition, on same plastic chain, can carry a plurality of these data source and sinks under water, and its carry or convenient disassembly, one of them breaks down can not influence whole system operation, and these features are very beneficial for the data acquisition of different depth section water layer.In addition, this device also has series of advantages such as cost is low, power consumption is little, compares with background technologies such as underwater sound communication, underwater optics communications, is fit to be applied to monitor applied environments such as the buoy data reclaim, underwater sensor is arranged net more.
Description of drawings
Fig. 1 is a general structure schematic diagram of the present utility model;
Fig. 2 is a coupled signal sending module structural representation of the present utility model;
Fig. 3 is a coupled signal receiver module structural representation of the present utility model;
Fig. 4 is that half-duplex of the present utility model realizes module circuit diagram.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1, based on the data source and sink under water of plastic chain induction coupling, comprise that serial interface 1, coupled signal sending module 2, magneto-electric coupled ring 3, coupled signal receiver module 4, half-duplex realize module 5 and plastic chain 6.
Serial interface 1 output realizes that with half-duplex the input of module 5 and coupled signal sending module 2 is connected, the output of coupled signal sending module 2 is connected with magneto-electric coupled ring 3, magneto-electric coupled ring 3 is connected with the input end signal of coupled signal receiver module 4, coupled signal receiver module 4 outputs realize that with half-duplex the input of module 5 is connected, and half-duplex realizes that the output of module 5 is connected with serial interface 1 input.
As shown in Figure 2, coupled signal sending module 2 comprises data-interface 2-1, modulation circuit 2-2, power amplifier 2-3; Data-interface 2-1 is connected with modulation circuit 2-2 signal; Modulation circuit 2-2 is connected with power amplifier 2-3 signal, and power amplifier 2-3 is connected with magneto-electric coupled ring 3 signals.
As shown in Figure 3, coupled signal receiver module 4 comprises amplifying circuit 4-1, front-end filtering circuit 4-2, detecting circuit 4-3, rear end filter circuit 4-4, digital signal is primary circuit 4-5 and data-interface 4-6 also, amplifying circuit 4-1 one end connects magneto-electric coupled ring 3, the other end is connected with front-end filtering circuit 4-2 one end signal, the front-end filtering circuit 4-2 other end is connected with detecting circuit 4-3 one end signal, the detecting circuit 4-3 other end is connected with rear end filter circuit 4-4 one end signal, rear end filter circuit 4-4 and digital signal also primary circuit 4-5 one end signal are connected, and the digital signal also primary circuit 4-5 other end connects data-interface 4-6.
As shown in Figure 4, half-duplex realizes that module 5 comprises 6N137 optocoupler 5-1,74LS00 NAND Logic door 5-2,5-3 and some simple components, 9 ports connect serial interface 1 output, and 10 ports connect coupled signal receiver module 4 outputs, and 11 ports connect serial interface 1 input.
Magneto-electric coupled ring is the closed hollow enameled wire loop with certain number of turn and radius, is enclosed within on the removable ferrite that closes of annular, is used for the coupling output through the modulation signal after the power amplification, one end and corresponding module connection, other end ground connection.
Data-interface adopts the RS232 serial ports in the serial interface, is used to receive data to be sent and sends the data that receive; Modulation circuit adopts the amplitude keying modulation system, the coupled signal receiver module with data-modulated to be sent on the carrier signal of certain frequency; Power amplifier adopts class AB complementary push-pull power amplification circuit, is used for the data-signal through ovennodulation is carried out power amplification.
The voltage amplifier circuit that amplifying circuit adopts integrated transporting discharging to constitute in the coupled signal receiver module is realized the amplification of weak voltage signal on the receiving coil; The active low-pass filter rejection frequency that the front-end filtering circuit adopts integrated transporting discharging to constitute is higher than the noise signal of carrier frequency; Detecting circuit adopts the diode envelope detection circuit to obtain the baseband signal that has distorted; The 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.
Half-duplex realizes that the signal with the serial interface output is changed to foundation in the module, forbid that when being in the data transmit status data-signal of coupled signal receiver module output arrives the input of serial interface, when single free of data sends, the input that enters serial interface that can the data-signal of coupled signal receiver module output is harmless.
The working method of the utility model device is: data to be sent by RS232 serial interface circuit with transfer of data to be sent to the coupled signal sending module; Modulation circuit produce carrier wave and adopt the ASK mode with data signal modulation to be sent to carrier wave; Modulation signal outputs to the magneto-electric coupled ring that is used to send after amplifying through power amplifier; Another the magneto-electric coupled ring as receiving terminal that is on the plastic chain obtains modulated transmission signal by way of electromagnetic induction from plastic chain, and transmits it to the coupled signal receiver module of this device; Signal is amplified and after filtering is higher than the interference signal of carrier frequency, export detecting circuit to by amplifying circuit and front-end filtering circuit; Detecting circuit adopts diode envelope detection mode to obtain the baseband signal that has distorted, utilizes Schmidt trigger circuit to restore original transmission signal after low-pass filtering again; Transmission signal through reduction is realized module by half-duplex, outputs to the serial interface circuit afterwards and exports as the data that receive with RS232 serial ports standard.
Claims (3)
1. based on the data source and sink under water of plastic chain induction coupling, comprise that serial interface, coupled signal sending module, magneto-electric coupled ring, coupled signal receiver module, half-duplex realize module and plastic chain, is characterized in that:
The serial interface output realizes that with half-duplex the input of module, the input of coupled signal sending module are connected respectively, the output of coupled signal sending module is connected with magneto-electric coupled ring, magneto-electric coupled ring is connected with the input end signal of coupled signal receiver module, coupled signal receiver module output realizes that with half-duplex the input of module is connected, half-duplex realizes that the output of module is connected the built-in plastic chain of magneto-electric coupled ring with the serial interface input.
2. the data source and sink under water based on plastic chain induction coupling according to claim 1, it is characterized in that: described coupled signal sending module comprises data-interface, modulation circuit and power amplifier; One end of data-interface is connected with the serial interface output, and the other end of data-interface is connected with the modulation circuit signal; Modulation circuit is connected with the power amplifier signal, and power amplifier is connected with magneto-electric coupled ring.
3. the data source and sink under water based on plastic chain induction coupling according to claim 1, it is characterized in that: described coupled signal receiver module comprises also primary circuit of amplifying circuit, front-end filtering circuit, detecting circuit, rear end filter circuit and digital signal; Amplifying circuit one end connects magneto-electric coupled ring, the other end is connected with front-end filtering circuit one end signal, the front-end filtering circuit other end is connected with detecting circuit one end signal, the detecting circuit other end is connected with rear end filter circuit one end signal, rear end filter circuit and digital signal also primary circuit one end signal are connected, and the digital signal also primary circuit other end connects half-duplex and realizes module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200678219U CN202043103U (en) | 2011-03-15 | 2011-03-15 | Transmitter-receiver set for underwater data based on inductive coupling of plastic-coated chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200678219U CN202043103U (en) | 2011-03-15 | 2011-03-15 | Transmitter-receiver set for underwater data based on inductive coupling of plastic-coated chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202043103U true CN202043103U (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200678219U Expired - Fee Related CN202043103U (en) | 2011-03-15 | 2011-03-15 | Transmitter-receiver set for underwater data based on inductive coupling of plastic-coated chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202043103U (en) |
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2011
- 2011-03-15 CN CN2011200678219U patent/CN202043103U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20140315 |