CN205843765U - A kind of sensor-based liquid level measuring system - Google Patents
A kind of sensor-based liquid level measuring system Download PDFInfo
- Publication number
- CN205843765U CN205843765U CN201620725292.XU CN201620725292U CN205843765U CN 205843765 U CN205843765 U CN 205843765U CN 201620725292 U CN201620725292 U CN 201620725292U CN 205843765 U CN205843765 U CN 205843765U
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- outfan
- circuit
- liquid level
- chip microcomputer
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
This utility model relates generally to a kind of level gauging field, more particularly, to a kind of sensor-based liquid level measuring system.Sensor-based liquid level measuring system includes the modulation of amplifying circuit, detecting circuit, ultrasound probe, radiating circuit, temperature measurement circuit, signal, power circuit, single-chip microcomputer, touch chip, touch screen, wireless transmitter module, wireless receiving module, host computer, buzzer, and the outfan of single-chip microcomputer is connected to the input of buzzer；Wireless transmitter module is wirelessly connected with wireless receiving module；The outfan of wireless receiving module is connected to the input of host computer.A kind of sensor-based liquid level measuring system of this utility model, it measures accurately, the signal that ultrasound probe receives is delivered to host computer by wireless data transmission module after data process, temperature measurement circuit detection temperature signal in ultrasound probe is sent to single-chip microcomputer, liquid level measuring system have multi-way level show, the function such as overload alarm.
Description
Technical field
This utility model relates generally to a kind of visual communication field, more particularly, it relates to a kind of sensor-based liquid
Level measuring system.
Background technology
In recent years, along with developing rapidly of electronic technology and signal processing technology, the measurement technology in level gauging instrument
Also develop quickly, experienced by by mechanical type to electromechanical integration again to the evolution of automatization.In conjunction with this two big technology, especially
Be microprocessor is introduced liquid level measuring system after so that the precision of liquidometer is more and more higher, increasingly to intelligent, integrally
Change, the direction of miniaturization is developed.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of sensor-based liquid level measuring system, and it is measured
Accurately, the signal that ultrasound probe receives is delivered to host computer by wireless data transmission module, in ultrasound probe after data process
Temperature measurement circuit detection temperature signal be sent to single-chip microcomputer, liquid level measuring system have multi-way level show, the merit such as overload alarm
Energy.
For solving above-mentioned technical problem, a kind of sensor-based liquid level measuring system of this utility model includes amplifying electricity
Road, detecting circuit, ultrasound probe, radiating circuit, temperature measurement circuit, signal modulation, power circuit, single-chip microcomputer, touch chip, touch
Control screen, wireless transmitter module, wireless receiving module, host computer, buzzer, it measures accurately, the letter that ultrasound probe receives
Number after data process, delivered to host computer by wireless data transmission module, the detection temperature signal transmission of temperature measurement circuit in ultrasound probe
To single-chip microcomputer, liquid level measuring system have multi-way level show, the function such as overload alarm.
Wherein, the outfan of described amplifying circuit is connected to the input of detecting circuit；The outfan of described detecting circuit
It is connected to the input of single-chip microcomputer；The outfan of described ultrasound probe is connected to the input of radiating circuit；Described transmitting electricity
The outfan on road is connected to the input of single-chip microcomputer；The outfan of described temperature measurement circuit is connected to the input of signal modulation；Institute
The outfan stating signal modulation is connected to the input of single-chip microcomputer；The outfan of described ultrasound probe is connected to amplifying circuit
Input；The outfan of described ultrasound probe is connected to the input of temperature measurement circuit；The outfan of described power circuit is even
Then the input of temperature measurement circuit；The outfan of described power circuit is connected to the input of amplifying circuit；Described power circuit
Outfan be connected to the input of single-chip microcomputer；The outfan of described single-chip microcomputer is connected to the input of wireless transmitter module；Institute
The outfan stating single-chip microcomputer is connected to the input of buzzer；Described wireless transmitter module and wireless receiving module are by wireless
Mode is connected；Described single-chip microcomputer is connected with touch chip；Described touch chip is connected with touch screen；Described wireless receiving
The outfan of module is connected to the input of host computer.
As further optimization of the present utility model, described in a kind of sensor-based liquid level measuring system of this utility model
Single-chip microcomputer uses AT89C51 single-chip microcomputer.
As further optimization of the present utility model, described in a kind of sensor-based liquid level measuring system of this utility model
Ultrasound probe uses T/R40-16 type ultrasonic sensor.
As further optimization of the present utility model, described in a kind of sensor-based liquid level measuring system of this utility model
Wireless transmitter module, wireless receiving module use STR-16 type micropower wireless data transmission module.
As further optimization of the present utility model, described in a kind of sensor-based liquid level measuring system of this utility model
Host computer is computer.
As further optimization of the present utility model, described in a kind of sensor-based liquid level measuring system of this utility model
Touch chip uses FT6206 touch chip.
As further optimization of the present utility model, described in a kind of sensor-based liquid level measuring system of this utility model
Touch screen uses capacitive touch screen.
Control effect: a kind of sensor-based liquid level measuring system of this utility model, it measures accurately, ultrasound probe
The signal received is delivered to host computer by wireless data transmission module after data process, the temperature measurement circuit detection temperature in ultrasound probe
Degree signal is sent to single-chip microcomputer, liquid level measuring system have multi-way level show, the function such as overload alarm.
Accompanying drawing explanation
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is the hardware structure diagram of a kind of sensor-based liquid level measuring system of this utility model.
Fig. 2 is the circuit theory diagrams of the single-chip microcomputer of a kind of sensor-based liquid level measuring system of this utility model.
Fig. 3 is the circuit theory diagrams of the ultrasonic emitting of a kind of sensor-based liquid level measuring system of this utility model.
Fig. 4 is the circuit theory diagrams of the ultrasound wave reception of a kind of sensor-based liquid level measuring system of this utility model.
Fig. 5 is amplifying circuit and the circuit of detecting circuit of a kind of sensor-based liquid level measuring system of this utility model
Schematic diagram.
Fig. 6 is the circuit theory diagrams of the power module of a kind of sensor-based liquid level measuring system of this utility model.
Fig. 7 is the circuit theory diagrams of the buzzer of a kind of sensor-based liquid level measuring system of this utility model.
Detailed description of the invention
Detailed description of the invention one:
In conjunction with Fig. 1,2,3,4,5,6,7, present embodiment is described, a kind of sensor-based liquid level described in present embodiment
Measurement system include the modulation of amplifying circuit, detecting circuit, ultrasound probe, radiating circuit, temperature measurement circuit, signal, power circuit,
Single-chip microcomputer, touch chip, touch screen, wireless transmitter module, wireless receiving module, host computer, buzzer, it measures accurately, super
The signal that sonic probe receives is delivered to host computer by wireless data transmission module after data process, the thermometric electricity in ultrasound probe
Road detection temperature signal is sent to single-chip microcomputer, liquid level measuring system have multi-way level show, the function such as overload alarm.
Wherein, the outfan of described amplifying circuit is connected to the input of detecting circuit, and amplifying circuit is for by ultrasound wave
The voltage signal of probe output is amplified.
The outfan of described detecting circuit is connected to the input of single-chip microcomputer, and detecting circuit is for by amplifying circuit amplification
Signal carries out detection process and sends single-chip microcomputer to.
The outfan of described ultrasound probe is connected to the input of radiating circuit, and ultrasound probe is used for launching ultrasonic
Ripple.
The outfan of described radiating circuit is connected to the input of single-chip microcomputer, and radiating circuit is used for transmitting signals to single-chip microcomputer
Start timing.
The outfan of described temperature measurement circuit is connected to the input of signal modulation, and temperature measurement circuit is for detecting the temperature of tank skin
Degree.
The outfan of described signal modulation is connected to the input of single-chip microcomputer, and signal condition is for by temperature measurement circuit output
Signal is amplified, filters, A/D conversion.
The outfan of described ultrasound probe is connected to the input of amplifying circuit, and ultrasound probe receives to be launched
Ultrasonic signal time output voltage signal to amplifying circuit.
The outfan of described ultrasound probe is connected to the input of temperature measurement circuit, the temperature measurement circuit inspection in ultrasound probe
The temperature of xylometer inwall.
The outfan of described power circuit is connected to the input of temperature measurement circuit, and power circuit is powered to temperature measurement circuit, complete
Become temp sensing function.
The outfan of described power circuit is connected to the input of amplifying circuit, and power circuit is powered to amplifying circuit, complete
Become to amplify the function of voltage signal.
The outfan of described power circuit is connected to the input of single-chip microcomputer, and power circuit is for supplying to single-chip microcomputer
Electricity, is that single-chip microcomputer can normally work.
The outfan of described single-chip microcomputer is connected to the input of wireless transmitter module, and single-chip microcomputer outputs a control signal to wireless
Transmitter module, launches the signal of detection.
The outfan of described single-chip microcomputer is connected to the input of buzzer, when detecting that position exceedes limit value, and buzzing
Device is reported to the police.
Described wireless transmitter module is wirelessly connected with wireless receiving module, and wireless receiving module receives nothing
The signal that line transmitter module is launched.
Described single-chip microcomputer is connected with touch chip, and single-chip microcomputer outputs a control signal to touch chip, and touch chip controls
Touch screen works.
Described touch chip is connected with touch screen, and touch screen can realize input and display simultaneously.
The outfan of described wireless receiving module is connected to the input of host computer, the letter that wireless receiving module will receive
Number being sent to host computer is controlled.
Detailed description of the invention two:
In conjunction with Fig. 1,2,3,4,5,6,7, present embodiment being described, described single-chip microcomputer uses AT89C51 single-chip microcomputer.Described
AT89C51 single-chip microcomputer has the step-by-step operation system of complete set from its internal hardware to software, and ram in slice interval is the most special
Opening the address section of a dual-use function, 16 bytes, element address 20H～2FH, it both can have been made byte and process, also
Position can be made process.The setting of the I/O foot of 51 single-chip microcomputers and use are very simple, when this foot makees input pin use, need only be somebody's turn to do
Foot is set to high level (during reset, each I/O mouth all sets high electricity).When this foot makees output pin use, then it is high level or low electricity
Averagely may be used.
Detailed description of the invention three:
In conjunction with Fig. 1,2,3,4,5,6,7, present embodiment being described, described ultrasound probe uses T/R40-16 type ultrasound wave
Sensor.Under the control of single-chip microcomputer, radiating circuit controlled silicon conducting, send 1 pulse signal, make wafer in ultrasound probe
Vibration, sends ultrasound wave, and ultrasound wave is propagated in fluid reservoir.When reflection echo enters ultrasound probe, wafer is caused to vibrate,
Producing voltage signal, voltage signal enters and receives amplifying circuit amplification, by entering single-chip microcomputer after detecting circuit detection, by single-chip microcomputer
Calculate x time and the time difference of echo-signal due in.
Detailed description of the invention four:
In conjunction with Fig. 1,2,3,4,5,6,7, present embodiment being described, described wireless transmitter module, wireless receiving module use
STR-16 type micropower wireless data transmission module.Described STR-16 type micropower wireless data transmission module has high anti-jamming capacity and low
The features such as the bit error rate, long transmission distance, multichannel, double-serial port, low-power consumption.
Detailed description of the invention five:
In conjunction with Fig. 1,2,3,4,5,6,7, present embodiment being described, described host computer is computer.Host computer receives wireless receiving
Positional information that module receives and temperature information, it is achieved remotely monitor.
Detailed description of the invention six:
In conjunction with Fig. 1,2,3,4,5,6,7, present embodiment being described, described touch screen uses capacitive touch screen.Described electricity
Appearance formula touch screen has operation novelty, is difficult to the advantage such as false touch, durability.
The operation principle of a kind of sensor-based liquid level measuring system of this utility model is: this utility model a kind of based on
The liquid level measuring system of sensor radiating circuit under the control of single-chip microcomputer sends control signal control ultrasound probe and launches super
Sound wave, the ultrasound wave launched encounter liquid level return ultrasound wave to ultrasound probe, ultrasound probe is defeated after receiving ultrasound wave
Going out voltage signal to amplifying circuit, voltage signal is amplified and is sent to detecting circuit and carries out detection process, after process by amplifying circuit
Signal be sent to single-chip microcomputer, single-chip microcomputer receives signal, according to output to radiating circuit and receive detecting circuit signal time
Between poor, and medium in container calculates liquid level, the liquid level calculated.Temperature measurement circuit detection in ultrasound probe
The temperature of container inner wall, the temperature signal of detection is amplified through signal modulation, filters, the process of A/D conversion, temperature is believed
Number it is sent to single-chip microcomputer.Temperature signal and liquid level are sent to touch screen by touch chip and show by single-chip microcomputer, logical
Crossing wireless transmitter module information to be sent, wireless receiving module receives the information that wireless transmitter module is launched, and will receive
Information be sent to host computer and be controlled.Touch screen can input control signal and be sent to single-chip microcomputer by touch chip, electricity
Source circuit is powered to amplifying circuit, temperature measurement circuit, single-chip microcomputer, it is achieved corresponding function.
Although this utility model is open as above with preferred embodiment, but it is not limited to this utility model, appoints
What person skilled in the art, without departing from spirit and scope of the present utility model, can do various change and modification, therefore
Protection domain of the present utility model should be with being as the criterion that claims are defined.
Claims (7)
1. a sensor-based liquid level measuring system, it is characterised in that described sensor-based liquid level measuring system bag
Include amplifying circuit, detecting circuit, ultrasound probe, radiating circuit, temperature measurement circuit, signal modulation, power circuit, single-chip microcomputer, touch
Control chip, touch screen, wireless transmitter module, wireless receiving module, host computer, buzzer, the outfan of described amplifying circuit is even
Then the input of detecting circuit；The outfan of described detecting circuit is connected to the input of single-chip microcomputer；Described ultrasound probe
Outfan be connected to the input of radiating circuit；The outfan of described radiating circuit is connected to the input of single-chip microcomputer；Described
The outfan of temperature measurement circuit is connected to the input of signal modulation；The outfan of described signal modulation is connected to the input of single-chip microcomputer
End；The outfan of described ultrasound probe is connected to the input of amplifying circuit；The outfan of described ultrasound probe is connected to
The input of temperature measurement circuit；The outfan of described power circuit is connected to the input of temperature measurement circuit；Described power circuit defeated
Go out end and be connected to the input of amplifying circuit；The outfan of described power circuit is connected to the input of single-chip microcomputer；Described monolithic
The outfan of machine is connected to the input of wireless transmitter module；The outfan of described single-chip microcomputer is connected to the input of buzzer；
Described wireless transmitter module is wirelessly connected with wireless receiving module；Described single-chip microcomputer is connected with touch chip
Connect；Described touch chip is connected with touch screen；The outfan of described wireless receiving module is connected to the input of host computer.
The sensor-based liquid level measuring system of one the most according to claim 1, it is characterised in that: described single-chip microcomputer is adopted
Use AT89C51 single-chip microcomputer.
The sensor-based liquid level measuring system of one the most according to claim 1, it is characterised in that: described ultrasound wave is visited
Head uses T/R40-16 type ultrasonic sensor.
The sensor-based liquid level measuring system of one the most according to claim 1, it is characterised in that: described wireless transmit
Module, wireless receiving module use STR-16 type micropower wireless data transmission module.
The sensor-based liquid level measuring system of one the most according to claim 1, it is characterised in that: described host computer is
Computer.
The sensor-based liquid level measuring system of one the most according to claim 1, it is characterised in that: described touch chip
Use FT6206 touch chip.
The sensor-based liquid level measuring system of one the most according to claim 1, it is characterised in that: described touch screen is adopted
Use capacitive touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725292.XU CN205843765U (en) | 2016-07-11 | 2016-07-11 | A kind of sensor-based liquid level measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725292.XU CN205843765U (en) | 2016-07-11 | 2016-07-11 | A kind of sensor-based liquid level measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205843765U true CN205843765U (en) | 2016-12-28 |
Family
ID=57619380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620725292.XU Expired - Fee Related CN205843765U (en) | 2016-07-11 | 2016-07-11 | A kind of sensor-based liquid level measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205843765U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932055A (en) * | 2017-04-24 | 2017-07-07 | 深圳市电应普科技有限公司 | A kind of High Precision Automatic sampling calibration ultrasonic solution level monitoring system |
| CN112857330A (en) * | 2021-01-07 | 2021-05-28 | 南京理工大学 | Wave height detection and wireless transmission equipment |
-
2016
- 2016-07-11 CN CN201620725292.XU patent/CN205843765U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932055A (en) * | 2017-04-24 | 2017-07-07 | 深圳市电应普科技有限公司 | A kind of High Precision Automatic sampling calibration ultrasonic solution level monitoring system |
| CN112857330A (en) * | 2021-01-07 | 2021-05-28 | 南京理工大学 | Wave height detection and wireless transmission equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20161228 Termination date: 20170711 |