CN108230651A - The underwater signal acquisition wireless communication device and its communication means of a kind of fish lead flow measurement - Google Patents
The underwater signal acquisition wireless communication device and its communication means of a kind of fish lead flow measurement Download PDFInfo
- Publication number
- CN108230651A CN108230651A CN201810051837.7A CN201810051837A CN108230651A CN 108230651 A CN108230651 A CN 108230651A CN 201810051837 A CN201810051837 A CN 201810051837A CN 108230651 A CN108230651 A CN 108230651A
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- Prior art keywords
- fish lead
- bucket
- signal
- antenna
- water
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 72
- 238000004891 communication Methods 0.000 title claims abstract description 70
- 238000005259 measurement Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000005538 encapsulation Methods 0.000 claims abstract description 5
- 230000005484 gravity Effects 0.000 claims abstract description 4
- 238000007667 floating Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- KEQXNNJHMWSZHK-UHFFFAOYSA-L 1,3,2,4$l^{2}-dioxathiaplumbetane 2,2-dioxide Chemical compound [Pb+2].[O-]S([O-])(=O)=O KEQXNNJHMWSZHK-UHFFFAOYSA-L 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013501 data transformation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
Abstract
A kind of underwater signal the present invention relates to fish lead flow measurement acquires wireless communication device and its communication means, belongs to the technical field of hydrology communication.Including components such as current meter, antennas.Whether the water surface switch detection fish lead on fish lead enters in water and determines the working condition of current meter;Current meter acquires single-point water velocity;Bottom contact switch on fish lead checks whether fish lead reaches bottom;Signal bucket fix in mounted in fish lead position of centre of gravity, collected fish lead is entered Information encapsulation that water information, flow speed data, fish lead reach bottom into data packet by circuit inside signal bucket, is stored in the circuit inside signal bucket;Then it is connected by LoRa circuit modules, the radio frequency line inside signal bucket with antenna and transmits data to host computer;The present invention is in the communication of hydrology fish lead flow measurement, using the method transmission data of LoRa wireless duplex communications, host computer to be calculated and analyzed to the data received with regard to that can obtain real-time flow rate of water flow data.
Description
Technical field
A kind of underwater signal the present invention relates to fish lead flow measurement acquires wireless communication device and its communication means, belongs to the hydrology
The technical field of communication.
Background technology
Subsurface communication method is one of important branch of the hydrology communication technology, is to carry out underwater monitoring, develop and open under water
Open up the important component of underwater military struggle.For better flood control mitigation, contention water resource and enhance underwater fight capability,
Subsurface communication technology is increasingly taken seriously.Subsurface communication can be divided into underwater wire communication and underwater wireless two types of communication
Type.
Underwater wire communication can be realized by being laid with the means of underwater optical cable, submerged cable.Although underwater wire communication
Have the advantages that strong antijamming capability, transmission is stable, it is small to radiate, it require that the friendship between signal could be carried out by conducting wire
It changes, may result in wire communication in this way, there are volume is big, of high cost, poor expandability and the shortcomings of do not allow easy care.In recent years
Underwater wireless development communication technologies are very fast, and type is various, but have the defects of respective and limitation.For example, land uses
Very extensive electromagnetic wave is decayed very greatly in water, therefore is difficult to subsurface communication;Submarine optical communication can not solve motive objects
The communication issue of body and difficult to install;Dual-audio communication can only realize one-way transmission closely;Sonar communication technical transmission speed
Degree is slow, loss is big, reception device installation difficulty is big.
Invention content
A kind of underwater signal the technical problem to be solved in the present invention is to provide fish lead flow measurement acquires wireless communications method, uses
In solving the shortcomings of traditional subsurface communication volume is big, of high cost, transmission efficiency is low, poor expandability.
The technical solution adopted by the present invention is:The underwater signal acquisition wireless communication device of a kind of fish lead flow measurement, including water
Face switch 1, current meter 2, bottom contact switch 3, signal bucket 4, radio frequency line 5, antenna 6, host computer 7, fish lead, floating ball;Water surface switch 1 is defeated
Outlet is connected with the input terminal of 4 internal circuit of signal bucket, the output terminal of water surface switch 1 is connected with the input terminal of current meter 2, flow velocity
The output terminal of instrument 2 is connected with the input terminal of 4 internal circuit of signal bucket, the output terminal of bottom contact switch 3 and 4 internal circuit of signal bucket
Input terminal is connected, and the telecommunication circuit inside signal bucket 4 is connected with the signal input part of radio frequency line 5, the signal output end of radio frequency line 5
It is connected with antenna 6, antenna 6 and host computer 7 communicate, and water surface switch 1, current meter 2, bottom contact switch 3, signal bucket 4 are installed in lead
On fish, floating ball is sleeved on the vertical steel wire rope of connection fish lead, and 6 waterproof of antenna is mounted on inside floating ball, 4 intercommunication of signal bucket electricity
Road includes CPU, memory, LoRa communication modules, and memory, LoRa communication modules are connect with CPU, and signal bucket 4 passes sequentially through
Radio frequency line 5, antenna 6 and host computer 7 realize wireless duplex communication.
The water surface switch 1 is mounted on the upper surface of fish lead, and bottom contact switch 3 is mounted on the lower surface of fish lead, current meter 2
Mounted on the front end of fish lead.
The signal bucket 4 is mounted in fixing on fish lead position of centre of gravity, internal battery, drop, boosting electricity in cooperation signal bucket
Road provides the power supplys such as 3.3V, 12V and is used for system.
The floating ball is sleeved on the vertical steel wire rope of connection fish lead, is floated on the surface always, PVC floating balls can be used in floating ball
Or stainless steel floating ball.
The radio frequency line 5 is put in water, the LoRa communication modules inside one end connection signal bucket 4, other end connection day
Line 6, the end cap of signal bucket 4 are equipped with hollow bolt, and hollow bolt has seal groove and mating sealing nut, and radio frequency line 5 is worn
Hollow bolt central through hole is crossed, then with marine glue embedding.
After the antenna 6 is connected with radio frequency line 5, joint is wound with waterproof sealing band in the form of partly taking.
The signal bucket 4 uses the organic glass bucket of acrylic material.
The means of communication of the underwater signal acquisition wireless communication device of the hydrology fish lead flow measurement, include the following steps:
After Step1, fish lead enter in water, water surface switch 1 is closed, the internal circuit of wake-up signal bucket 4, meanwhile, current meter 2 starts
Work acquires flow speed data, and when fish lead bottoms out, bottom contact switch 3 is closed, and fish lead stops moving downward;
Collected fish lead is entered water information, flow speed data, lead by Step2, water surface switch 1, current meter 2, bottom contact switch 3 respectively
The information whether fish reaches bottom issues 4 internal circuit of signal bucket, 4 internal circuit of signal bucket again by the Information encapsulation received into
Data packet is ultimately stored in the memory of 4 internal circuit of signal bucket;
LoRa communication modules inside Step3,5 one end connection signal bucket 4 of radio frequency line, other end connection antenna 6, collectively form one
Flow speed data collected in setting time is sent to host computer 7 and stored by a communication system, communication system in real time;
After Step4, host computer 7 receive the data packet that antenna 6 is sent, can water information, fish lead be entered with real-time display fish lead
The information of bottom whether is reached, and passes through analysis, calculate the real-time flow rate of water flow data of display.
The beneficial effects of the invention are as follows:
1st, apparatus of the present invention built-in lithium battery may operate in complicated wild environment;
2nd, the present invention by LoRa telecommunication circuits by the data transmission that sensor acquires to host computer, it is easy to operate, safe and reliable;
3rd, water quality does not interfere with the communication efficiency of the present invention;
4th, power consumption of the present invention is relatively low, at low cost, small, easy for installation, highly reliable, and scalability is high.
Description of the drawings
Fig. 1 is circuit hardware block diagram of the present invention;
Fig. 2 is overall flow figure of the present invention.
In figure respectively marked as:1- waters surface switch 2- current meters, 3- bottom contact switches, 4- signal buckets, 5- radio frequency lines, 6- days
Line, 7- host computers.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the invention will be further described.
Embodiment 1:As shown in Figure 1, 2, the underwater signal acquisition wireless communication device of a kind of fish lead flow measurement, is opened including the water surface
Close 1, current meter 2, bottom contact switch 3, signal bucket 4, radio frequency line 5, antenna 6, host computer 7, fish lead, floating ball;The output of water surface switch 1
End is connected with the input terminal of 4 internal circuit of signal bucket, the output terminal of water surface switch 1 is connected with the input terminal of current meter 2, current meter
2 output terminal is connected with the input terminal of 4 internal circuit of signal bucket, the output terminal of bottom contact switch 3 is defeated with 4 internal circuit of signal bucket
Enter end be connected, telecommunication circuit signal bucket 4 inside is connected with the signal input part of radio frequency line 5, the signal output end of radio frequency line 5 and
Antenna 6 is connected, and antenna 6 and host computer 7 communicate, and water surface switch 1, current meter 2, bottom contact switch 3, signal bucket 4 are installed in fish lead
On, floating ball is sleeved on the vertical steel wire rope of connection fish lead, and 6 waterproof of antenna is mounted on inside floating ball, 4 intercommunication circuit of signal bucket
Including CPU, memory, LoRa communication modules, memory, LoRa communication modules are connect with CPU, and signal bucket 4, which passes sequentially through, to be penetrated
Frequency line 5, antenna 6 and host computer 7 realize wireless duplex communication.
Further, water surface switch 1 is mounted on the upper surface of fish lead, and bottom contact switch 3 is mounted on the following table of fish lead
Face, current meter 2 are mounted on the front end of fish lead, and signal bucket 4 fixes interior on fish lead position of centre of gravity, internal battery, the letter
Battery built in number bucket 4 is 3.6V lithium batteries, and the drop, booster circuit in battery cooperation signal bucket provide the power supplys such as 3.3V, 12V and supply
System uses, and may operate in complicated wild environment.
Further, PVC foam floating balls can be used in the floating ball, and floating ball is sleeved on vertical steel wire rope, can be floated always
On the water surface.
Further, the radio frequency line 5 is put in water, the LoRa communication modules inside one end connection signal bucket 4, another
End connection antenna 6, the end cap of signal bucket 4 are equipped with hollow bolt, and hollow bolt has seal groove and mating sealing nut, penetrates
Frequency line 5 passes through hollow bolt central through hole, and then with marine glue embedding, radio frequency line 5 is drawn from signal bucket in this way
Come, while do not interfere with the water resistance of signal bucket also, radio frequency line 5 must also do the correct waterproof sealing processing of specification.
Further, after the antenna 6 is connected with radio frequency line 5, joint is carried out with waterproof sealing band in the form of partly taking
Winding.
The antenna 6 is matched with the antennal interface of LoRa communication modules, and what the outflow of LoRa communication modules came is electromagnetic wave,
Decay in water quickly, transmission range is very short, so the electromagnetic wave that the outflow of LoRa communication modules comes is passed to by radio frequency line floating
Antenna on ball, radio frequency line are waterproofs, can solve the problems, such as that the electromagnetic wave of LoRa outflows is decayed in water, antenna 6 must be with
The antennal interface matching of LoRa communication modules, realizes data-transformation facility.
Further, the signal bucket 4 is using the organic glass bucket of acrylic material, not only Portable durable, but also can work
Make underwater at 30 meters or so.
The means of communication of the underwater signal acquisition wireless communication device of the fish lead flow measurement, include the following steps:
After Step1, fish lead enter in water, water surface switch 1 is closed, the internal circuit of wake-up signal bucket 4, meanwhile, current meter 2 starts
Work acquires flow speed data, and when fish lead bottoms out, bottom contact switch 3 is closed, and fish lead stops moving downward, and is bottomed out to avoid fish lead
Damage;
Collected fish lead is entered water information, flow speed data, lead by Step2, water surface switch 1, current meter 2, bottom contact switch 3 respectively
The information whether fish reaches bottom issues 4 internal circuit of signal bucket, 4 internal circuit of signal bucket again by the Information encapsulation received into
Data packet is ultimately stored in the memory circuit inside signal bucket 4;
LoRa communication modules inside Step3,5 one end connection signal bucket 4 of radio frequency line, other end connection antenna 6, collectively form one
Flow speed data collected in setting time is sent to host computer 7 and stored by a communication system, communication system in real time;
After Step4, host computer 7 receive the data packet that antenna 6 is sent, can water information, fish lead be entered with real-time display fish lead
The information of bottom whether is reached, and passes through analysis, calculate the real-time flow rate of water flow data of display.
The present invention operation principle be:
The present invention determines whether fish lead enters in water first, and after fish lead enters water, the water surface switch 1 of fish lead is closed, wake-up signal bucket 4
Internal circuit, meanwhile, current meter 2 starts to acquire flow speed data into working condition;Circuit inside signal bucket 4 is collected
Fish lead enter water information, flow speed data, fish lead reach bottom Information encapsulation into data packet, the circuit being stored in inside signal bucket 4
In;Then host computer 7 is transmitted data to by LoRa circuits, radio frequency line 5 and the connection of antenna 6 inside signal bucket 4;Host computer
After 7 receive the data of transmission, real-time display fish lead enters water information, fish lead and whether reaches the information of bottom, and pass through analysis,
It calculates and shows real-time flow rate of water flow data.
The specific implementation process of the present invention is explained in detail above in conjunction with attached drawing, but the invention is not limited in upper
Implementation process is stated, within the knowledge of a person skilled in the art, present inventive concept can also not departed from
Under the premise of various changes can be made.
Claims (7)
1. a kind of underwater signal acquisition wireless communication device of fish lead flow measurement, it is characterised in that:It is switched including the water surface(1), flow velocity
Instrument(2), bottom contact switch(3), signal bucket(4), radio frequency line(5), antenna(6), host computer(7), fish lead, floating ball;The water surface switchs(1)
Output terminal and signal bucket(4)The input terminal of internal circuit is connected, water surface switch(1)Output terminal and current meter(2)Input terminal is connected,
Current meter(2)Output terminal and signal bucket(4)The input terminal of internal circuit is connected, bottom contact switch(3)Output terminal and signal bucket(4)It is interior
The input terminal of portion's circuit is connected, signal bucket(4)Internal telecommunication circuit and radio frequency line(5)Signal input part be connected, radio frequency line
(5)Signal output end and antenna(6)It is connected, antenna(6)And host computer(7)Communication, water surface switch(1), current meter(2), bottom out
Switch(3), signal bucket(4)It is installed on fish lead, floating ball is sleeved on the vertical steel wire rope of connection fish lead, antenna(6)Waterproof is pacified
Inside floating ball, signal bucket(4)Internal circuit includes CPU, memory, LoRa communication modules, memory, LoRa communication modules
It is connect with CPU, signal bucket(4)Pass sequentially through radio frequency line(5), antenna(6)With host computer(7)Realize wireless duplex communication.
2. the underwater signal acquisition wireless communication device of fish lead flow measurement according to claim 1, it is characterised in that:The letter
Number bucket(4)In fixed on fish lead position of centre of gravity, internal battery.
3. the underwater signal acquisition wireless communication device of fish lead flow measurement according to claim 1, it is characterised in that:Antenna
(6)Inside floating ball, and waterproof measure is carried out, floating ball is sleeved on the vertical steel wire rope of connection fish lead, is kept afloat always
On, PVC floating balls or stainless steel floating ball can be used in floating ball.
4. the underwater signal acquisition wireless communication device of fish lead flow measurement according to claim 1, it is characterised in that:Described
Radio frequency line(5)It puts in water, one end connection signal bucket(4)Internal LoRa communication modules, other end connection antenna(6), signal
Bucket(4)End cap be equipped with hollow bolt, hollow bolt has seal groove and mating sealing nut, radio frequency line(5)Across sky
Heart bolt-center through-hole, then with marine glue embedding.
5. the underwater signal acquisition wireless communication device of fish lead flow measurement according to claim 4, it is characterised in that:Described
Antenna(6)With radio frequency line(5)After connecting, joint is wound with waterproof sealing band in the form of partly taking.
6. the underwater signal acquisition wireless communication device of fish lead flow measurement according to claim 1, it is characterised in that:The letter
Number bucket(4)Using the organic glass bucket of acrylic material.
7. the communication side of wireless communication device is acquired according to the underwater signal of claim 1-6 any one of them fish lead flow measurements
Method, it is characterised in that:Include the following steps:
After Step1, fish lead enter in water, water surface switch(1)It is closed, wake-up signal bucket(4)Internal circuit, meanwhile, current meter
(2)It starts to work, acquires flow speed data, when fish lead bottoms out, bottom contact switch(3)It is closed, fish lead stops moving downward;
Step2, water surface switch(1), current meter(2), bottom contact switch(3)Collected fish lead is entered into water information, flow velocity respectively
The information whether data, fish lead reach bottom issues signal bucket(4)Internal circuit, signal bucket(4)Internal circuit will receive again
Information encapsulation into data packet, be ultimately stored on signal bucket(4)In the memory of internal circuit;
Step3, radio frequency line(5)One end connection signal bucket(4)Internal LoRa communication modules, other end connection antenna(6), jointly
A communication system is formed, flow speed data collected in setting time is sent to host computer by communication system in real time(7)Storage;
Step4, host computer(7)Receive antenna(6)After the data packet sent, can with real-time display fish lead enter water information,
Whether fish lead reaches the information of bottom, and passes through analysis, calculates the real-time flow rate of water flow data of display.
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CN201810051837.7A CN108230651A (en) | 2018-01-19 | 2018-01-19 | The underwater signal acquisition wireless communication device and its communication means of a kind of fish lead flow measurement |
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CN201810051837.7A CN108230651A (en) | 2018-01-19 | 2018-01-19 | The underwater signal acquisition wireless communication device and its communication means of a kind of fish lead flow measurement |
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CN109292665A (en) * | 2018-08-01 | 2019-02-01 | 武汉船用机械有限责任公司 | A kind of seawater lift device and control method |
CN110085015A (en) * | 2019-05-09 | 2019-08-02 | 广东省水文局韶关水文分局 | A kind of collecting method and data collection system for hydrologic monitoring |
CN110108260A (en) * | 2019-04-11 | 2019-08-09 | 昆明理工大学 | A kind of intelligent fish lead data acquisition device based on LoRa |
CN110108899A (en) * | 2019-04-23 | 2019-08-09 | 昆明理工大学 | A kind of natural river surface velocity and underwater flow velocity synchronous measuring apparatus and method |
CN112285543A (en) * | 2020-09-18 | 2021-01-29 | 昆明理工大学 | Lead fish underwater signal acquisition device based on alternating current signal transmission |
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CN112285543A (en) * | 2020-09-18 | 2021-01-29 | 昆明理工大学 | Lead fish underwater signal acquisition device based on alternating current signal transmission |
CN112285543B (en) * | 2020-09-18 | 2023-03-07 | 昆明理工大学 | Lead fish underwater signal acquisition device based on alternating current signal transmission |
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