CN206224176U - A kind of data acquisition and Transmission system based on vibrating wire sensor - Google Patents

A kind of data acquisition and Transmission system based on vibrating wire sensor Download PDF

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CN206224176U
CN206224176U CN201621060534.4U CN201621060534U CN206224176U CN 206224176 U CN206224176 U CN 206224176U CN 201621060534 U CN201621060534 U CN 201621060534U CN 206224176 U CN206224176 U CN 206224176U
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module
relay
circuit
output
battery
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邵磊
刘世佳
刘宏利
李季
陈小奇
韩雪
何涛
李宏宇
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Tianjin University of Technology
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Tianjin University of Technology
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Abstract

A kind of data acquisition and Transmission system based on vibrating wire sensor, it is characterised in that it includes control unit and communication unit;Control unit includes power module, control module, GPRS module, acquisition module and sensor assembly;It is advantageous in that:Device is simple, modularized processing, it is easy to communicate, data timing and Real-time Collection, low-power consumption;Data acquisition and the good stability of Transmission system;Improve data acquisition efficiency high;4. GPRS module and acquisition module can be gated, and obtain electric during work, power down when not working, and whole data acquisition is in low-power consumption mode with Transmission system.

Description

A kind of data acquisition and Transmission system based on vibrating wire sensor
(1) technical field:
The utility model belongs to Control Science and Engineering field, is related to Detection Technology and Automatic Equipment, command, control, communications, and information Field, particularly a kind of data acquisition and Transmission system based on vibrating wire sensor.
(2) background technology:
Since reform and opening-up, the economic fast development of China, every engineering construction achieves the great achievement for attracting people's attention. But while in order to ensure that infrastructure construction is fast-developing, can also guarantee safe production, it is necessary to update and improve engineering Safety monitoring technology in field.With the development of modern electronic technology, material and production technology, vibrating string type sensor technology is not It is disconnected to develop the requirement for increasingly meeting engineer applied.In current engineering main application vibrating string type sensor come to pressure, stress, ooze The related data that pressure, sedimentation, pulling force etc. are related to system safety is monitored, and it is higher steady that these parameters need sensor to have Qualitative, precision and output signal can be transmitted over long distances.And vibrating string type sensor has simple structure, high precision, steady in a long-term Property it is good, and it is output as frequency signal, and frequency signal is to obtain very high measurement accuracy signal, and is suitable to pass over long distances It is defeated also to reduce its precision, it is easy to and microcomputer interface, there is stronger antijamming capability, it is highly suitable for the works such as bridge, dam Make bad environments and technical requirements safety monitoring environment very high.
Traditional observation procedure to settling, measuring cell includes observation stake, sedimentation plate and Settlement Cup, although cost compared with It is low, easy for installation.But labour intensity is larger, larger manpower need to be expended, and influenceed larger by people.
(3) utility model content:
The purpose of this utility model is to provide a kind of data acquisition and Transmission system based on vibrating wire sensor, and it can be with Overcome the deficiencies in the prior art, using vibrating wire sensor, be output as frequency values, good stability and can be passed at a distance It is defeated, sedimentation phenomenon can be measured and safety detection;It is that a kind of simple structure, data that are easy to operate, being easily achieved are adopted Collection and Transmission system.
The technical solution of the utility model:A kind of data acquisition and Transmission system based on vibrating wire sensor, its feature exist Include control unit and communication unit in it;Wherein, described control unit includes power module, control module, GPRS module, adopts Collection module and sensor assembly;The power module is respectively GPRS module, control module, acquisition module and sensor assembly and carries Power supply source is supported;The GPRS module is in respectively to be bi-directionally connected between control module and communication unit;The control module with It is in be bi-directionally connected between acquisition module;It is in be bi-directionally connected mode between the acquisition module and sensor assembly;The control mould The output end of block is connected with the input of sensor assembly.
The data acquisition based on vibrating wire sensor and Transmission system also include relay module I, relay module II, Relay module III, relay module IV, relay module V, voltage stabilizing chip, diode, serial communication circuit I, serial communication Circuit I I, gating circuit I, gating circuit II, gating circuit III, gating circuit IV, gating circuit V, DC-DC converter.
The output end of the power module and gating circuit III, relay module III, relay module V and GPRS module Between successively in unidirectional connection;The GPRS module is carried out with the communicative indication module and parameter setting module of communication unit respectively Two-way data communication;The input of the relay module V is also defeated with the output end of relay module II and gating circuit V Go out end connection;The power module also with gating circuit II, relay module II, between voltage stabilizing chip and control module is in successively Unidirectional connected mode;The output end of the voltage stabilizing chip also unidirectionally connects with serial communication circuit I and serial communication circuit II respectively Connect;The output end of the relay module II is in also successively unidirectional connection side with diode, relay module IV and acquisition module Formula;The acquisition module is in respectively to be bi-directionally connected mode also between relay module I and serial communication circuit II;The serial ports Communicating circuit II is in be bi-directionally connected with control module;The output of the input receiving relay module ii of the relay module I The gating signal of signal and gating circuit I, while being in be bi-directionally connected also with sensor assembly;The serial communication circuit I with It is in respectively to be bi-directionally connected between GPRS module and control module;The output end of the control module and the input of gating circuit I Connection;The output end of the control module is also connected with the input of gating circuit IV and the input of gating circuit V respectively;Institute State the input of the output end connection relay module IV of gating circuit IV.
The road vibrating wire sensors of the sensor assembly Shi You 20 are constituted;The relay module I is by marked as A-T 20 relays are constituted;20 vibrating wire sensors with marked as A-T 20 relays correspond, described 20 after Electrical equipment receives the gate control signal of the gating pin of control module by gating circuit I respectively.
Relay in the relay module I is HUIKE 3.3V relays.
The power module is made up of solar energy module and battery module.
The solar energy module is made up of solar energy photovoltaic panel and 12V batteries;Wherein, gating circuit II, relay Module II and gating circuit III, relay module III constitute automatic switch-over circuit;Solar energy 12V batteries output respectively with choosing Circuit passband II, gating circuit III and DC-DC converter are unidirectionally connected;DC-DC converter output respectively with gating circuit II Unidirectionally connected with gating circuit III.
The battery module is made up of battery I and battery II;The battery I unidirectionally connects relay module III;The electricity Pond I unidirectionally connects gating circuit II and relay module II successively;The output of the relay module II respectively unidirectional connection after Electrical appliance module I, voltage stabilizing chip and diode;Single-chip microcomputer, the string of the output unidirectional link control module of difference of the voltage stabilizing chip Mouth communicating circuit I and serial communication circuit II;The output of the diode unidirectionally connects relay module IV and collection mould successively Block;The battery II unidirectionally connects gating circuit III, relay module III, relay module V and GPRS module successively.
The battery I and battery II are connected on control chip by electric quantity acquisition circuit;The electric quantity acquisition circuit be by Two resistance are serially connected composition, and one end is connected with battery I and battery II, one end ground connection;Two dividing points of resistance and control The analog acquisition port connection of module.
The battery I is two 18650 chargeable lithium cells of section parallel with one another, obtains voltage 3.7V;The battery II is Two 18650 chargeable lithium cells of section being serially connected, obtain voltage 7.4V.
The relay module II is made up of a relay U, and the relay U is HUIKE 12V relays;It is described after Electrical appliance module III is made up of a relay V, and the relay V is HUIKE 12V relays;The relay module IV by One relay W is constituted, and the relay W is HUIKE 3.3V relays;The relay module V is by a relay X structure Into the relay X is HUIKE 3.3V relays.
The voltage stabilizing chip uses SP6641B;The serial communication circuit I and serial communication circuit II are used MAX3232。
The control module is the single-chip microcomputer MSP430F149 of the MSP430 series of American TI Company production, its operating voltage It is 3.3V, its minimum system circuit includes reset circuit and clock circuit.
The GPRS module is the LQ1000GPRS DTU chips of Xiamen Ling Qi communications Co., Ltd, and its operating voltage is 5- 15V。
The acquisition module is the WIN311 chips of Beijing brilliance longitude and latitude observation and control technology Co., Ltd.
The communication unit is made up of communicative indication module, parameter setting module and diagnostic module;The communicative indication Module is connected with GPRS module in both-way communication;The output end of the communicative indication module respectively with the input of diagnostic module and The input connection of parameter setting module;The output of the communicative indication module can also store the database in computer In Excel;The parameter setting module is connected with GPRS module both-way communication.
Method of work of the present utility model:
1. to the data acquisition based on vibrating wire sensor and electricity in Transmission system, system can be operated in two kinds of powering modes Under, when being powered by battery I and battery II be in battery powered mode, when by it is solar powered when, in solar powered mould Under formula, the two kinds of powering modes of supply situation according to solar energy can automatically switch;
(1) switching of battery I and solar energy:The 12V batteries output of solar energy is 3.3V via DC-DC module step-down, 3.3V outputs are connected with the A points of gating circuit II, and then make the triode ON in gating circuit II, the line of relay module II Enclose electric, normally-closed contact disconnects, the connection of the 3.7V output ends of battery I and common port is disconnected;Normally opened contact is closed, by DC- The 3.3V outputs of DC are connected with common port, so that the 3.3V that solar energy 12V Power converts go out just has switched off the 3.7V of battery I, And replace it to provide corresponding power demands;
(2) switching of battery II and solar energy, the handoff procedure to battery I and solar energy is similar, wherein gating circuit and Relay module is respectively corresponding gating circuit III and relay module III;
(3) the 3.7V outputs of battery I and the 7.4V outputs of battery II is connected to control core respectively through corresponding Acquisition Circuit On the AD collection pins of piece, two magnitudes of voltage of battery can be respectively measured, to facilitate observation cell voltage, the confession of detecting system Electricity condition.
2. data acquisition and Transmission system obtain it is electric after, the MSP430F149 Single-chip Controlling gating circuits in control module The strobe state of IV come control acquisition module power supply whether;On acquisition module after electricity, single-chip microcomputer can control gating circuit I again Strobe state select certain sensor to be all the way connected with acquisition module, acquisition module is swashed to the vibrating wire sensor being connected Shake.Single-chip microcomputer sends acquisition instructions to acquisition module further through serial communication circuit II, after acquisition module receives instruction, will Collection connects the resonant frequency of sensor.The frequency signal that 2. continuous timesharing ground repeat step is capable of achieving No. 20 sensors is adopted Collection;
3. resonant frequency is uploaded to single-chip microcomputer, Single-chip Controlling gating circuit by acquisition module by serial communication circuit II The strobe state of V come control GPRS module power supply whether;In GPRS module after electricity, single-chip microcomputer will be comprising 20 tunnel sensor frequencies The packet of information is sent to GPRS module by serial communication circuit I, and the packet that GPRS module will be received is by wireless Communication mode GPRS is uploaded to host computer with two kinds of data patterns, GPRS data bag and SMS messaging two ways, realizes that 20 tunnels pass Sensor frequency signal is wirelessly transferred;
4. host computer receive GPRS module transmission data carry out display initial data in the diagnostic module of communication unit Package informatin, data carry out the parsing of data in the communicative indication module of communication unit, and vibrating wire sensor is collected after parsing Frequency values are displayed in communicative indication module and store in the Excel forms of host computer database, to carry out settling data point Analysis;
5. in addition, host computer can send to slave computer wants data command:If the acquisition instructions that control module is set are adopted Collection interval time it is long, can also communicative indication module with wireless communication mode GPRS send want data command, through GPRS module, Serial communication circuit I arrives control module, and control module sends acquisition instructions immediately, gathered data process and data transmission procedure with Step noted earlier is 2. 3. identical, the data that return vibrating wire sensor is collected to host computer;
6. host computer can send parameter setting instruction to slave computer:In the parameter setting module of communication unit, each is set State modulator mode of operation, control module is sent to by GPRS module, changes each control instruction of control module;
7. the collection of live sedimentation achievement data, transmission and processing procedure repeat the above steps 2. -6..
Operation principle of the present utility model:Data acquisition based on vibrating wire sensor and Transmission system involved by this programme Operation principle be:Notebook data is gathered with Transmission system from MSP430F149 single-chip microcomputers as main control chip, and it has low electricity Pressure, super low-power consumption, disposal ability are strong, the advantages of development environment convenience and high-efficiency.Single-chip microcomputer can control the power supply of acquisition module with It is no.And after electricity on acquisition module, single-chip microcomputer can select certain sensor to be all the way connected with acquisition module, and acquisition module is adopted again Exciting is carried out to connected sensor with the mode of high-voltage pulse.
Single-chip microcomputer sends acquisition instructions to acquisition module, the frequency signal collection of connected sensor is come up, and pass through GPRS module is uploaded to host computer.
Power supply of the single-chip microcomputer to acquisition module and GPRS module is controlled by, it is possible to achieve two modules operationally go up Electricity, the function of power down when not working, and then reach the requirement of system low-power consumption.
Upper computer software in control system be with Win7 operating systems as development platform, with VS-2010 as development environment, C# is development language, write it is a set of received with wireless communication mode GPRS and serial port, shown, sending instruction, And the PC control software that the packet information that receives can be parsed, stored.The control system has two kinds of data to pass Defeated pattern, one kind is that, by wireless communication mode GPRS, one kind is by serial ports pattern.Wireless communication mode GPRS:The control The development process of software is communicated by Transmission Control Protocol, first sets up Socket connections, tells IP and port numbers that it to be monitored, then The Socket of communication is set up, search client, client is connected automatically to server, thread is created after connection to receive number According to bag data.Serial ports pattern:Data are received and sent with SerialPort, and commission is passed through when receiving data.On the one hand can be with The packet information for receiving the transmission of bottom single-chip microcomputer can show initial data package informatin in Diagnostics Interfaces, and be shown in communication interface On the other hand single-chip microcomputer acquisition instructions can be entered by the packet data information after parsing, and data storage at arrange parameter interface Row is set.By the software, it is possible to achieve the frequency values that display vibrating wire sensor is collected in real time, and to the ginseng of drainage pattern Number is set.
The parameter setting instruction of parameter setting module includes numbering, transmission mode, data pattern, GPRS times, during short message Between, port number, sms center.The numbering refers to the numbering of client.The transmission mode refers to real-time online and low-power consumption Pattern.The data pattern refers to GPRS data, note data and GPRS+ note datas.The GPRS times refer to GPRS numbers According to Transmission Time Interval.The short message time refers to the Transmission Time Interval of note data.The port number refers to single-chip microcomputer The way of the sensor of gating.The sms center refers to the phone number center for sending note data.
It is of the present utility model to be advantageous in that:1. hardware unit design is simple, modularized processing, it is easy to logical with computer Letter, realizes data remote transmission, is easy to control to the data timing and Real-time Collection at sedimentation scene, realizes low-power consumption;2. power Pattern is powered and solar powered, the stability of the whole data acquisition of raising and Transmission system using battery module;3. nothing is used Line communication mode GPRS and serial ports multi-modal communications, improve data acquisition efficiency, effectively reduce packet loss;4. use MSP430F149 single-chip microcomputers, and GPRS module and acquisition module can gate, and obtain electric during work, power down when not working, and make whole Data acquisition is in low-power consumption mode with Transmission system.
(4) illustrate:
Fig. 1 is the overall structure frame of a kind of data acquisition based on vibrating wire sensor involved by the utility model and Transmission system Figure.
Fig. 2 is a kind of data acquisition based on vibrating wire sensor involved by the utility model and control unit in Transmission system Structural representation.
Fig. 3 is a kind of data acquisition based on vibrating wire sensor involved by the utility model and power module in Transmission system Structural representation.
Fig. 4 is a kind of data acquisition based on vibrating wire sensor involved by the utility model and electric quantity acquisition electricity in Transmission system The electrical block diagram on road.
Fig. 5 is the communication of a kind of data acquisition based on vibrating wire sensor involved by the utility model and the system of Transmission system The structural representation of unit.
Fig. 6 is the gating of a kind of data acquisition based on vibrating wire sensor involved by the utility model and the system of Transmission system The electrical block diagram of circuit.
(5) specific embodiment:
Embodiment:A kind of data acquisition and Transmission system based on vibrating wire sensor, it is characterised in that it includes that control is single Unit and communication unit (see Fig. 1);Wherein, described control unit (see Fig. 2) includes power module, control module, GPRS module, adopts Collection module and sensor assembly;The power module is respectively GPRS module, control module, acquisition module and sensor assembly and carries Power supply source is supported;The GPRS module is in respectively to be bi-directionally connected between control module and communication unit;The control module with It is in be bi-directionally connected between acquisition module;It is in be bi-directionally connected mode between the acquisition module and sensor assembly;The control mould The output end of block is connected with the input of sensor assembly.
The data acquisition based on vibrating wire sensor and Transmission system also include relay module I, relay module II, Relay module III, relay module IV, relay module V, voltage stabilizing chip, diode, serial communication circuit I, serial communication Circuit I I, gating circuit I, gating circuit II, gating circuit III, gating circuit IV, gating circuit V, DC-DC converter;
The output end of the power module and gating circuit III, relay module III, relay module V and GPRS module Between successively in unidirectional connection;The GPRS module is carried out with the communicative indication module and parameter setting module of communication unit respectively Two-way data communication;The input of the relay module V is also defeated with the output end of relay module II and gating circuit V Go out end connection;The power module also with gating circuit II, relay module II, between voltage stabilizing chip and control module is in successively Unidirectional connected mode;The output end of the voltage stabilizing chip also unidirectionally connects with serial communication circuit I and serial communication circuit II respectively Connect;The output end of the relay module II is in also successively unidirectional connection side with diode, relay module IV and acquisition module Formula;The acquisition module is in respectively to be bi-directionally connected mode also between relay module I and serial communication circuit II;The serial ports Communicating circuit II is in be bi-directionally connected with control module;The output of the input receiving relay module ii of the relay module I The gating signal of signal and gating circuit I, while being in be bi-directionally connected also with sensor assembly;The serial communication circuit I with It is in respectively to be bi-directionally connected between GPRS module and control module;The output end of the control module and the input of gating circuit I Connection;The output end of the control module is also connected with the input of gating circuit IV and the input of gating circuit V respectively;Institute State the input of the output end connection relay module IV of gating circuit IV.
The road vibrating wire sensors of the sensor assembly Shi You 20 are constituted;The relay module I is by marked as A-T 20 relays are constituted;20 vibrating wire sensors with marked as A-T 20 relays correspond, described 20 after Electrical equipment receives the gate control signal of the gating pin of control module by gating circuit I respectively.
Relay in the relay module I is HUIKE 3.3V relays.
The power module (see Fig. 3) is made up of solar energy module and battery module.
The solar energy module is made up of solar energy photovoltaic panel and 12V batteries;Wherein, gating circuit II, relay Module II and gating circuit III, relay module III constitute automatic switch-over circuit;Solar energy 12V batteries output respectively with choosing Circuit passband II, gating circuit III and DC-DC converter are unidirectionally connected;DC-DC converter output respectively with gating circuit II Unidirectionally connected with gating circuit III.
The battery module is made up of battery I and battery II;The battery I unidirectionally connects relay module III;The electricity Pond I unidirectionally connects gating circuit II and relay module II successively;The output of the relay module II respectively unidirectional connection after Electrical appliance module I, voltage stabilizing chip and diode;Single-chip microcomputer, the string of the output unidirectional link control module of difference of the voltage stabilizing chip Mouth communicating circuit I and serial communication circuit II;The output of the diode unidirectionally connects relay module IV and collection mould successively Block;The battery II unidirectionally connects gating circuit III, relay module III, relay module V and GPRS module successively.
The battery I and battery II is connected on control chip by electric quantity acquisition circuit (see Fig. 4);The electric quantity acquisition electricity Road is to be serially connected to constitute by two resistance, and one end is connected with battery I and battery II, one end ground connection;Two dividing points of resistance It is connected with the analog acquisition port of control module.
The battery I is two 18650 chargeable lithium cells of section parallel with one another, obtains voltage 3.7V;The battery II is Two 18650 chargeable lithium cells of section being serially connected, obtain voltage 7.4V.
The relay module II is made up of a relay U, and the relay U is HUIKE 12V relays;It is described after Electrical appliance module III is made up of a relay V, and the relay V is HUIKE 12V relays;The relay module IV by One relay W is constituted, and the relay W is HUIKE 3.3V relays;The relay module V is by a relay X structure Into the relay X is HUIKE 3.3V relays.
The voltage stabilizing chip uses SP6641B;The serial communication circuit I and serial communication circuit II are used MAX3232。
The control module is the single-chip microcomputer MSP430F149 of the MSP430 series of American TI Company production, its operating voltage It is 3.3V, its minimum system circuit includes reset circuit and clock circuit.
The GPRS module is the LQ1000GPRS DTU chips of Xiamen Ling Qi communications Co., Ltd, and its operating voltage is 5- 15V。
The acquisition module is the WIN311 chips of Beijing brilliance longitude and latitude observation and control technology Co., Ltd.
The communication unit (see Fig. 5) is made up of communicative indication module, parameter setting module and diagnostic module;It is described logical News display module is connected with GPRS module in both-way communication;The output end of the communicative indication module is defeated with diagnostic module respectively Enter the input connection of end and parameter setting module;The output of the communicative indication module can also store the data in computer In the Excel of storehouse;The parameter setting module is connected with GPRS module both-way communication.

Claims (10)

1. a kind of data acquisition and Transmission system based on vibrating wire sensor, it is characterised in that it includes that control unit and communication are single Unit;Wherein, described control unit includes power module, control module, GPRS module, acquisition module and sensor assembly;It is described Power module is respectively GPRS module, control module, acquisition module and sensor assembly and provides power supply support;The GPRS module It is in respectively to be bi-directionally connected between control module and communication unit;It is in be bi-directionally connected between the control module and acquisition module; It is in be bi-directionally connected mode between the acquisition module and sensor assembly;The output end of the control module and sensor assembly Input is connected.
2. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 1, it is characterised in that described Data acquisition based on vibrating wire sensor also includes relay module I, relay module II, relay module with Transmission system III, relay module IV, relay module V, voltage stabilizing chip, diode, serial communication circuit I, serial communication circuit II, choosing Circuit passband I, gating circuit II, gating circuit III, gating circuit IV, gating circuit V, DC-DC converter.
3. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 1, it is characterised in that described Successively in single between the output end and gating circuit III, relay module III, relay module V and GPRS module of power module To connection;The GPRS module carries out bi-directional data with the communicative indication module and parameter setting module of communication unit and leads to respectively News;The input of the relay module V is also connected with the output end of relay module II and the output end of gating circuit V; The power module also with gating circuit II, relay module II, between voltage stabilizing chip and control module is in successively unidirectionally to be connected Mode;The output end of the voltage stabilizing chip is also unidirectionally connected with serial communication circuit I and serial communication circuit II respectively;It is described after The output end of electrical appliance module II is in also successively unidirectional connected mode with diode, relay module IV and acquisition module;It is described to adopt Collection module is in respectively to be bi-directionally connected mode also between relay module I and serial communication circuit II;The serial communication circuit II is in be bi-directionally connected with control module;The output signal of the input receiving relay module ii of the relay module I and choosing The gating signal of circuit passband I, while being in be bi-directionally connected also with sensor assembly;The serial communication circuit I and GPRS module and It is in respectively to be bi-directionally connected between control module;The output end of the control module is connected with the input of gating circuit I;The control The output end of molding block is also connected with the input of gating circuit IV and the input of gating circuit V respectively;The gating circuit The input of the output end connection relay module IV of IV.
4. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 2, it is characterised in that described The road vibrating wire sensors of sensor assembly Shi You 20 are constituted;The relay module I is by 20 relay structures marked as A-T Into;20 vibrating wire sensors are corresponded with 20 relays marked as A-T, and 20 relays pass through respectively Gating circuit I receives the gate control signal of the gating pin of control module.
5. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 1, it is characterised in that described Power module is made up of solar energy module and battery module.
6. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 5, it is characterised in that described Solar energy module is made up of solar energy photovoltaic panel and 12V batteries;Wherein, gating circuit II, relay module II and gating Circuit III, relay module III constitute automatic switch-over circuit;Solar energy 12V batteries output respectively with gating circuit II, choosing Circuit passband III and DC-DC converter are unidirectionally connected;DC-DC converter output respectively with gating circuit II and gating circuit III Unidirectional connection;The battery module is made up of battery I and battery II;The battery I unidirectionally connects relay module III;It is described Battery I unidirectionally connects gating circuit II and relay module II successively;The output of the relay module II unidirectional connection respectively Relay module I, voltage stabilizing chip and diode;The single-chip microcomputer of the output unidirectional link control module of difference of the voltage stabilizing chip, Serial communication circuit I and serial communication circuit II;The output of the diode unidirectionally connects relay module IV and collection successively Module;The battery II unidirectionally connects gating circuit III, relay module III, relay module V and GPRS module successively;Institute State battery I and battery II is connected on control chip by electric quantity acquisition circuit;The electric quantity acquisition circuit is by two resistance phases Mutually in series, one end is connected with battery I and battery II, one end ground connection;The simulation of two dividing points of resistance and control module Amount collection port connection.
7. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 6, it is characterised in that described Battery I is two 18650 chargeable lithium cells of section parallel with one another, obtains voltage 3.7V;The battery II is two for being serially connected 18650 chargeable lithium cells are saved, voltage 7.4V is obtained.
8. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 6, it is characterised in that described Relay in relay module I is HUIKE 3.3V relays;The power module is by solar energy module and battery module structure Into;The relay module II is made up of a relay U, and the relay U is HUIKE 12V relays;The relay Module ii I is made up of a relay V, and the relay V is HUIKE 12V relays;The relay module IV is by one Relay W is constituted, and the relay W is HUIKE 3.3V relays;The relay module V is made up of a relay X, institute It is HUIKE 3.3V relays to state relay X.
9. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 6, it is characterised in that described Voltage stabilizing chip uses SP6641B;The serial communication circuit I and serial communication circuit II use MAX3232.
10. a kind of data acquisition and Transmission system based on vibrating wire sensor according to claim 1, it is characterised in that described Control module is the single-chip microcomputer MSP430F149 of the MSP430 series of American TI Company production, and its operating voltage is 3.3V, and it is most Mini system circuit includes reset circuit and clock circuit;The GPRS module is the LQ1000 of Xiamen Ling Qi communications Co., Ltd GPRS DTU chips, its operating voltage is 5-15V;The acquisition module is Beijing brilliance longitude and latitude observation and control technology Co., Ltd WIN311 chips;The communication unit is made up of communicative indication module, parameter setting module and diagnostic module;The communication is aobvious Show that module is connected with GPRS module in both-way communication;The output end of the communicative indication module respectively with the input of diagnostic module And the input connection of parameter setting module;The output of the communicative indication module can also store the database in computer In Excel;The parameter setting module is connected with GPRS module both-way communication.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106292451A (en) * 2016-09-14 2017-01-04 天津理工大学 A kind of data acquisition based on vibrating wire sensor and transmission system and method for work
CN107817046A (en) * 2017-07-05 2018-03-20 广东省地质建设工程勘察院 A kind of portable remote vibrating wire acquirer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106292451A (en) * 2016-09-14 2017-01-04 天津理工大学 A kind of data acquisition based on vibrating wire sensor and transmission system and method for work
CN106292451B (en) * 2016-09-14 2018-11-27 天津理工大学 A kind of data acquisition and Transmission system and working method based on vibrating wire sensor
CN107817046A (en) * 2017-07-05 2018-03-20 广东省地质建设工程勘察院 A kind of portable remote vibrating wire acquirer

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