CN107331139A - A kind of intelligent wireless detection sensor - Google Patents
A kind of intelligent wireless detection sensor Download PDFInfo
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- CN107331139A CN107331139A CN201710577846.5A CN201710577846A CN107331139A CN 107331139 A CN107331139 A CN 107331139A CN 201710577846 A CN201710577846 A CN 201710577846A CN 107331139 A CN107331139 A CN 107331139A
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 239000003990 capacitor Substances 0.000 claims description 34
- 238000012545 processing Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 241001282153 Scopelogadus mizolepis Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- 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
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- General Physics & Mathematics (AREA)
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Intelligent wireless detection sensor is operated in node mode, can easily be connected to the focus of acquisition terminal, gathered data is wirelessly transmitted into acquisition terminal equipment；It is easy to use, greatly save in test due to the man power and material for laying cable data collecting device repeatedly and consuming, can be widely applied to data acquisition and industrial equipment on-line monitoring.
Description
Technical field
The present invention relates to a kind of intelligent wireless detection sensor, belong to electronic technology field.
Background technology
With sending out for scientific and technological progress and industrialized production, rotating machinery industrially using more and more extensively, is referred to as
Indispensable key equipment in many big scale production equipment series.Thing followed equipment dependability, maintenanceability and safety
Property the problem of become increasingly conspicuous, therefore mechanical equipment state detection and fault diagnosis technology seem more and more important.Current equipment shape
The data gathered are often needed such as to vibrate in state detection, electric current, voltage, temperature, magnetic flux are mostly analog quantity.Traditional approach is logical
Cross signal cable to transmit data, be difficult to carry out and difficult in maintenance, signal serious interference, Yi Yuzhuan in some industry spots
It is poor to there is potential safety hazard, set expandability in dynamic equipment winding.
The content of the invention
The technical problem to be solved in the present invention is that deficiency, there is provided a kind of intelligent wireless detection sensor, can lead to for more than
Cross the multiple sensor synchronized samplings of infrared triggering and upload data, using low power dissipation design, power supply energy is solved well to be had
It is the problem of limit, easy to use, greatly save and consumed in test due to laying cable data collecting device repeatedly
Man power and material.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：A kind of intelligent wireless detection sensor,
Including power module and acquisition processing module.
It is used as the further improvement of above-mentioned technical proposal：
The power module includes integrated circuit U2, and integrated circuit U2 is synchronous buck type voltage-stablizer LTC3406A, integrated circuit
U2 4 pin connect power outlet J1 2 pins, power switch J2 2 pins, inductance L1 one end and integrated circuit U1 6 pin respectively, electricity
Supply socket J1 2 pins are grounded through electric capacity C1, power outlet J1 1 pin ground connection, integrated circuit U1 model LTC3461A.
Another termination integrated circuit U1 of the inductance L1 1 pin, integrated circuit U1 2 pin ground connection, the 3 of integrated circuit U1
Pin is grounded through resistance R16, and integrated circuit U1 3 foot meridian capacitor C11 connect integrated circuit U1 5 pin, and integrated circuit U1 3 pin are through electricity
Resistance R15 connects integrated circuit U1 5 pin, integrated circuit U1 5 foot meridian capacitor C13 ground connection, integrated circuit U1 5 foot meridian capacitor C14
Ground connection, integrated circuit U1 1 pin of 5 pin through constant current diode D2 combination hubs J3, constant current diode D2 model S202T is inserted
Seat J3 2 pins ground connection.
1 pin of the integrated circuit U2 distinguishes connecting resistance R2 one end and resistance R1 one end, resistance R2 through diode D1
The other end ground connection, resistance R1 other end power switch J2 1 pin, integrated circuit U2 2 pin ground connection, the 3 of integrated circuit U2
Pin connects inductance L2 one end, and the inductance L2 other end is grounded through electric capacity C3, and the inductance L2 other end is through resistance R4 and electricity in parallel
Hold 5 pin that C2 meets integrated circuit U2, integrated circuit U2 5 pin are grounded through resistance R3, and the inductance L2 other end meets inductance L3 respectively
One end and integrated circuit U3 1 pin, the inductance L3 other end is grounded through electric capacity C5, integrated circuit U3 model REF2930.
The 3 pin ground connection of the integrated circuit U3, integrated circuit U3 2 foot meridian capacitor C4 ground connection, integrated circuit U3 2 pin warp
Resistance R5 connects operational amplifier U4 3 pin, operational amplifier U4 model AD8603, and operational amplifier U4 3 pin are through resistance
R6 is grounded, and operational amplifier U4 4 pin meet AGND, and operational amplifier U4 2 pin ground connection, operational amplifier U4 5 pin meet V+, transported
The 5 foot meridian capacitor C6 for calculating amplifier U4 connect operational amplifier U4 1 pin, and operational amplifier U4 1 pin meets AGND, operational amplifier
U4 1 foot meridian capacitor C7 ground connection.
The acquisition processing module includes electric capacity C9 and resistance R12, electric capacity C9 and resistance that socket J3 1 pin is concatenated
R12 difference connecting resistances R13 one end and resistance R14 one end, resistance R13 another termination AGND, resistance R14 another termination
Operational amplifier U5A 3 pin, operational amplifier U5A model AD8646, operational amplifier U5A 4 pin ground connection, computing is put
Big device U5A 1 pin connects operational amplifier U5A 2 pin, and operational amplifier U5A 8 pin meet V+, and V+ is grounded through electric capacity C10, computing
Amplifier U5A 1 pin connects integrated circuit U8 2 pin, integrated circuit U8 4 foot meridian capacitor C12 ground connection, integrated circuit U8 7 pin
Combination hub J5 16 pins, integrated circuit U8 1 pin connects integrated circuit U8 6 pin, and integrated circuit U8 1 foot meridian capacitor C18 connects collection
Into 3 pin of circuit U 8, integrated circuit U8 3 pin are grounded, integrated circuit U8 8 pin combination hub J5 17 pins, the 5 of integrated circuit U8
Pin connects integrated circuit U9 2 pin, integrated circuit U9 model MAX7414EUA.
The 4 foot meridian capacitor C15 ground connection of the integrated circuit U9, integrated circuit U9 7 pin combination hub J5 16 pins, integrated electricity
Road U9 1 pin connects integrated circuit U9 6 pin, and integrated circuit U9 1 foot meridian capacitor C19 connects integrated circuit U9 3 pin, integrated circuit
U9 3 pin ground connection, integrated circuit U9 8 pin combination hub J5 17 pins, integrated circuit U9 connects radio receiving transmitting module.
5 pin of the integrated circuit U9 connect operational amplifier U5B 5 pin, operational amplifier U5B model AD8646,
Operational amplifier U5B 6 pin connect operational amplifier U5B 7 pin, and operational amplifier U5B 7 pin connect collection through slide rheostat R17
Into 4 pin of circuit U 11, integrated circuit U11 model AD5429, integrated circuit U11 1 pin connects the 2 of operational amplifier U6A
Pin, operational amplifier U6A model AD8646, operational amplifier U6A 2 foot meridian capacitor C17 connect the 1 of operational amplifier U6A
Pin, operational amplifier U6A 1 pin connects integrated circuit U11 3 pin through inductance R18, and operational amplifier U6A 3 pin meet AGND, fortune
Amplifier U6A 4 pin ground connection is calculated, operational amplifier U6A 8 pin meet V+, and operational amplifier U6A 1 pin meets operational amplifier U6B
6 pin, operational amplifier U6B model AD8646, operational amplifier U6B 5 pin meet AGND, operation amplifier through resistance R21
Device U6B 6 pin connect operational amplifier U6B 7 pin through resistance R22, and operational amplifier U6B 7 pin connect the 3 of operational amplifier U7A
Pin, operational amplifier U7A model AD8646, operational amplifier U7A 2 pin connect operational amplifier U7A 1 pin, and computing is put
Big device U7A 8 pin meet V+, and operational amplifier U7A 4 pin ground connection, operational amplifier U7A 1 pin connects integrated circuit through resistance R20
U10 3 pin, integrated circuit U10 model AD7988.
The 3 foot meridian capacitor C23 of the integrated circuit U10 meet AGND, and integrated circuit U10 4 pin, 5 pin are grounded respectively, integrated
9 pin, 10 pin of circuit U 10 meet VCC respectively, and integrated circuit U10 9 pin, 10 pin are grounded through electric capacity C21 respectively, integrated circuit U10
6 pin combination hub J5 19 pins, integrated circuit U10 7 pin combination hub J5 23 pins, integrated circuit U10 8 pin combination hub J5's
22 pins, integrated circuit U10 1 pin, 2 pin are grounded through electric capacity C20 respectively.
The model HF-LPT220 or CC3200 of the radio receiving transmitting module.
The present invention takes above technical scheme, with advantages below：
1st, analog signal high speed, high-precision AD sampling, and pass through the circuit that wireless WIFI uploads data, Diagnosing System for Oil Pump diagnosis
When by the multiple sensor synchronized samplings of infrared triggering and data can be uploaded.
2nd, using low power dissipation design, Large Copacity rechargeable lithium ion batteries solve battery and powered well, power supply energy
Limited the problem of.
3rd, intelligent wireless detection sensor is operated in node mode, can easily be connected to the focus of acquisition terminal, will adopt
Collection data are wirelessly transmitted to acquisition terminal equipment；It is easy to use, greatly save wired due to laying repeatedly in test
Data acquisition equipment and the man power and material consumed, can be widely applied to data acquisition and industrial equipment on-line monitoring.
The invention will be further described with reference to the accompanying drawings and examples.
Brief description of the drawings
Accompanying drawing 1 is the circuit theory diagrams of the power module of intelligent wireless detection sensor in the embodiment of the present invention；
Accompanying drawing 2 is the circuit theory of the Part I of the acquisition processing module of intelligent wireless detection sensor in the embodiment of the present invention
Figure；
Accompanying drawing 3 is the circuit theory of the Part II of the acquisition processing module of intelligent wireless detection sensor in the embodiment of the present invention
Figure.
Embodiment
Embodiment, as shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, a kind of intelligent wireless detection sensor, including power module,
Acquisition processing module and radio receiving transmitting module.
Power module includes integrated circuit U2, and integrated circuit U2 is synchronous buck type voltage-stablizer LTC3406A, integrated circuit
U2 4 pin connect power outlet J1 2 pins, power switch J2 2 pins, inductance L1 one end and integrated circuit U1 6 pin respectively, electricity
Supply socket J1 2 pins are grounded through electric capacity C1, power outlet J1 1 pin ground connection, integrated circuit U1 model LTC3461A, inductance
L1 another termination integrated circuit U1 1 pin, integrated circuit U1 2 pin ground connection, integrated circuit U1 3 pin are grounded through resistance R16,
Integrated circuit U1 3 foot meridian capacitor C11 connect integrated circuit U1 5 pin, and integrated circuit U1 3 pin connect integrated circuit through resistance R15
U1 5 pin, integrated circuit U1 5 foot meridian capacitor C13 ground connection, integrated circuit U1 5 foot meridian capacitor C14 ground connection, integrated circuit U1
1 pin of 5 pin through constant current diode D2 combination hubs J3, constant current diode D2 model S202T, socket J3 2 pins ground connection；
Integrated circuit U2 1 pin distinguishes connecting resistance R2 one end and resistance R1 one end, the resistance R2 other end through diode D1
Ground connection, resistance R1 other end power switch J2 1 pin, integrated circuit U2 2 pin ground connection, integrated circuit U2 3 pin connect inductance
L2 one end, the inductance L2 other end is grounded through electric capacity C3, and the inductance L2 other end connects collection through resistance R4 and electric capacity C2 in parallel
Into 5 pin of circuit U 2, integrated circuit U2 5 pin are grounded through resistance R3, the inductance L2 other end connect respectively inductance L3 one end and
Integrated circuit U3 1 pin, the inductance L3 other end is grounded through electric capacity C5, integrated circuit U3 model REF2930, integrated circuit
U3 3 pin ground connection, integrated circuit U3 2 foot meridian capacitor C4 ground connection, integrated circuit U3 2 pin meet operational amplifier U4 through resistance R5
3 pin, operational amplifier U4 model AD8603, operational amplifier U4 3 pin are grounded through resistance R6, operational amplifier U4's
4 pin meet AGND, and operational amplifier U4 2 pin ground connection, operational amplifier U4 5 pin meet V+, operational amplifier U4 5 foot meridian capacitors
C6 connects operational amplifier U4 1 pin, and operational amplifier U4 1 pin meets AGND, operational amplifier U4 1 foot meridian capacitor C7 ground connection；
Socket J3 1 pin connects acquisition processing module, and acquisition processing module includes electric capacity C9 and resistance R12, and socket J3 1 pin is through string
Electric capacity C9 and resistance R12 difference the connecting resistance R13 of connection one end and resistance R14 one end, resistance R13 another termination AGND,
Resistance R14 another termination operational amplifier U5A 3 pin, operational amplifier U5A model AD8646, operational amplifier U5A
4 pin ground connection, operational amplifier U5A 1 pin connects operational amplifier U5A 2 pin, and operational amplifier U5A 8 pin meet V+, V+ warps
Electric capacity C10 is grounded, and operational amplifier U5A 1 pin connects integrated circuit U8 2 pin, and integrated circuit U8 4 foot meridian capacitor C12 are grounded,
Integrated circuit U8 7 pin combination hub J5 16 pins, integrated circuit U8 1 pin connects integrated circuit U8 6 pin, the 1 of integrated circuit U8
Foot meridian capacitor C18 connects integrated circuit U8 3 pin, integrated circuit U8 3 pin ground connection, the 17 of integrated circuit U8 8 pin combination hub J5
Pin, integrated circuit U8 5 pin connect integrated circuit U9 2 pin, integrated circuit U9 model MAX7414EUA, integrated circuit U9's
4 foot meridian capacitor C15 are grounded, and integrated circuit U9 7 pin combination hub J5 16 pins, integrated circuit U9 1 pin connects the 6 of integrated circuit U9
Pin, integrated circuit U9 1 foot meridian capacitor C19 connects integrated circuit U9 3 pin, and integrated circuit U9 3 pin are grounded, integrated circuit U9's
8 pin combination hub J5 17 pins, integrated circuit U9 connects radio receiving transmitting module；
Integrated circuit U9 5 pin connect operational amplifier U5B 5 pin, operational amplifier U5B model AD8646, operation amplifier
Device U5B 6 pin connect operational amplifier U5B 7 pin, and operational amplifier U5B 7 pin meet integrated circuit U11 through slide rheostat R17
4 pin, integrated circuit U11 model AD5429, integrated circuit U11 1 pin connects operational amplifier U6A 2 pin, operation amplifier
Device U6A model AD8646, operational amplifier U6A 2 foot meridian capacitor C17 connect operational amplifier U6A 1 pin, operation amplifier
Device U6A 1 pin connects integrated circuit U11 3 pin through inductance R18, and operational amplifier U6A 3 pin meet AGND, operational amplifier U6A
4 pin ground connection, operational amplifier U6A 8 pin meet V+, and operational amplifier U6A 1 pin connects operational amplifier U6B 6 pin, computing
Amplifier U6B model AD8646, operational amplifier U6B 5 pin meet AGND, operational amplifier U6B 6 pin through resistance R21
Operational amplifier U6B 7 pin are connect through resistance R22, operational amplifier U6B 7 pin connect operational amplifier U7A 3 pin, operation amplifier
Device U7A model AD8646, operational amplifier U7A 2 pin connect operational amplifier U7A 1 pin, operational amplifier U7A 8 pin
V+ is met, operational amplifier U7A 4 pin ground connection, operational amplifier U7A 1 pin connects integrated circuit U10 3 pin through resistance R20, collected
Into the model AD7988 of circuit U 10, integrated circuit U10 3 foot meridian capacitor C23 meet AGND, integrated circuit U10 4 pin, 5 pin
It is grounded respectively, integrated circuit U10 9 pin, 10 pin meet VCC respectively, and integrated circuit U10 9 pin, 10 pin connect through electric capacity C21 respectively
Ground, integrated circuit U10 6 pin combination hub J5 19 pins, integrated circuit U10 7 pin combination hub J5 23 pins, integrated circuit U10
8 pin combination hub J5 22 pins, integrated circuit U10 1 pin, 2 pin are grounded through electric capacity C20 respectively.
The model HF-LPT220 of radio receiving transmitting module, can also select CC3200, can be in arriving for buying on the market.
Synchronous buck type voltage-stablizer LTC3406 is used in power module, because its internal switching frequency is 1.5MHZ,
Small surface mount inductance, electric capacity can be thus used, exempts unnecessary peripheral hardware.2.5V--5.5V Width funtion is inputted, fixed output voltage
3V, 100% dutycycle output, improves battery efficiency, had not only met acquisition chip, wifi module power reguirements but also had extended battery and make
It is the battery-powered ideal chose of single-lithium-battery with the life-span.
Next to that low power dissipation design：
The MCU that power supply chip, low-pass filter for the big chip of power consumption in circuit such as outer sensor pass through wifi
Control sheet is selected.It is set to be operated in shutdown mode by the choosing of MCU control sheets when need not gather signal, power consumption is micro- under this pattern
Pacify level, power consumption greatly reduces.
Next to that uploading data for the sensor wifi module timing installed online, upload and entered low-power consumption after data
Power consumption is only 4 microamperes under park mode, this pattern, and power consumption greatly reduces.
3rd is multi channel signals synchronous acquisition problem
Because sensor and acquisition terminal equipment are that, by wireless connection, trigger signal requires strong antijamming capability, sensor
Receive trigger signal stable.What is selected is infrared light triggering, and increases accepts angle in sensor receiving terminal, solves triggering and prolongs
When, it is unstable the problem of.
Intelligent wireless detection sensor of the present invention is operated in node mode, can easily be connected to the focus of acquisition terminal,
Gathered data is wirelessly transmitted to acquisition terminal equipment；It is easy to use, greatly save in test due to laying repeatedly
Cable data collecting device and the man power and material consumed, can be widely applied to data acquisition and industrial equipment on-line monitoring.
Claims (10)
1. a kind of intelligent wireless detection sensor, it is characterised in that：Including power module and acquisition processing module.
2. a kind of intelligent wireless detection sensor as claimed in claim 1, it is characterised in that：The power module includes integrated
Circuit U 2, integrated circuit U2 connects power outlet J1's respectively for synchronous buck type voltage-stablizer LTC3406A, integrated circuit U2 4 pin
2 pins, power switch J2 2 pins, inductance L1 one end and integrated circuit U1 6 pin, power outlet J1 2 pins connect through electric capacity C1
Ground, power outlet J1 1 pin ground connection, integrated circuit U1 model LTC3461A.
3. a kind of intelligent wireless detection sensor as claimed in claim 2, it is characterised in that：Another termination of the inductance L1
Integrated circuit U1 1 pin, integrated circuit U1 2 pin ground connection, integrated circuit U1 3 pin are grounded through resistance R16, integrated circuit U1's
3 foot meridian capacitor C11 connect integrated circuit U1 5 pin, and integrated circuit U1 3 pin connect integrated circuit U1 5 pin through resistance R15, integrated
The 5 foot meridian capacitor C13 ground connection of circuit U 1, integrated circuit U1 5 foot meridian capacitor C14 ground connection, integrated circuit U1 5 pin are through constant current two
Level pipe D2 combination hubs J3 1 pin, constant current diode D2 model S202T, socket J3 2 pins ground connection.
4. a kind of intelligent wireless detection sensor as claimed in claim 2, it is characterised in that：1 pin of the integrated circuit U2
Connecting resistance R2 one end and resistance R1 one end, resistance R2 other end ground connection, the resistance R1 other end are distinguished through diode D1
Power switch J2 1 pin, integrated circuit U2 2 pin ground connection, integrated circuit U2 3 pin connect inductance L2 one end, and inductance L2's is another
One end is grounded through electric capacity C3, and the inductance L2 other end connects integrated circuit U2 5 pin, integrated electricity through resistance R4 and electric capacity C2 in parallel
Road U2 5 pin are grounded through resistance R3, and the inductance L2 other end connects inductance L3 one end and integrated circuit U3 1 pin, inductance respectively
The L3 other end is grounded through electric capacity C5, integrated circuit U3 model REF2930.
5. a kind of intelligent wireless detection sensor as claimed in claim 4, it is characterised in that：3 pin of the integrated circuit U3
Ground connection, integrated circuit U3 2 foot meridian capacitor C4 ground connection, integrated circuit U3 2 pin connect operational amplifier U4 3 pin through resistance R5,
Operational amplifier U4 model AD8603, operational amplifier U4 3 pin are grounded through resistance R6, and operational amplifier U4 4 pin connect
AGND, operational amplifier U4 2 pin ground connection, operational amplifier U4 5 pin meet V+, and operational amplifier U4 5 foot meridian capacitor C6 connect
Operational amplifier U4 1 pin, operational amplifier U4 1 pin meets AGND, operational amplifier U4 1 foot meridian capacitor C7 ground connection.
6. a kind of intelligent wireless detection sensor as claimed in claim 1, it is characterised in that：The acquisition processing module includes
The one end for electric capacity C9 and resistance R12 difference the connecting resistance R13 that electric capacity C9 and resistance R12, socket J3 1 pin are concatenated and resistance
R14 one end, resistance R13 another termination AGND, resistance R14 another termination operational amplifier U5A 3 pin, operation amplifier
Device U5A model AD8646, operational amplifier U5A 4 pin ground connection, operational amplifier U5A 1 pin meet operational amplifier U5A
2 pin, operational amplifier U5A 8 pin meet V+, and V+ is grounded through electric capacity C10, and operational amplifier U5A 1 pin connects integrated circuit U8's
2 pin, integrated circuit U8 4 foot meridian capacitor C12 ground connection, integrated circuit U8 7 pin combination hub J5 16 pins, the 1 of integrated circuit U8
Pin connects integrated circuit U8 6 pin, and integrated circuit U8 1 foot meridian capacitor C18 connects integrated circuit U8 3 pin, integrated circuit U8 3 pin
Ground connection, integrated circuit U8 8 pin combination hub J5 17 pins, integrated circuit U8 5 pin connect integrated circuit U9 2 pin, integrated circuit
U9 model MAX7414EUA.
7. a kind of intelligent wireless detection sensor as claimed in claim 6, it is characterised in that：4 pin of the integrated circuit U9
It is grounded through electric capacity C15, integrated circuit U9 7 pin combination hub J5 16 pins, integrated circuit U9 1 pin connects integrated circuit U9 6 pin,
Integrated circuit U9 1 foot meridian capacitor C19 connects integrated circuit U9 3 pin, integrated circuit U9 3 pin ground connection, integrated circuit U9 8 pin
Combination hub J5 17 pins, integrated circuit U9 connects radio receiving transmitting module.
8. a kind of intelligent wireless detection sensor as claimed in claim 7, it is characterised in that：5 pin of the integrated circuit U9
Operational amplifier U5B 5 pin are connect, operational amplifier U5B model AD8646, operational amplifier U5B 6 pin connect operation amplifier
Device U5B 7 pin, operational amplifier U5B 7 pin connect integrated circuit U11 4 pin through slide rheostat R17, integrated circuit U11's
Model AD5429, integrated circuit U11 1 pin connect operational amplifier U6A 2 pin, operational amplifier U6A model
AD8646, operational amplifier U6A 2 foot meridian capacitor C17 connect operational amplifier U6A 1 pin, and operational amplifier U6A 1 pin is through electricity
Sense R18 connects integrated circuit U11 3 pin, and operational amplifier U6A 3 pin meet AGND, operational amplifier U6A 4 pin ground connection, computing
Amplifier U6A 8 pin meet V+, and operational amplifier U6A 1 pin connects operational amplifier U6B 6 pin, operational amplifier U6B model
For AD8646, operational amplifier U6B 5 pin meet AGND through resistance R21, and operational amplifier U6B 6 pin connect computing through resistance R22
Amplifier U6B 7 pin, operational amplifier U6B 7 pin connect operational amplifier U7A 3 pin, operational amplifier U7A model
AD8646, operational amplifier U7A 2 pin connect operational amplifier U7A 1 pin, and operational amplifier U7A 8 pin meet V+, operation amplifier
Device U7A 4 pin ground connection, operational amplifier U7A 1 pin connects integrated circuit U10 3 pin, integrated circuit U10 type through resistance R20
Number be AD7988.
9. a kind of intelligent wireless detection sensor as claimed in claim 8, it is characterised in that：3 pin of the integrated circuit U10
AGND is met through electric capacity C23, integrated circuit U10 4 pin, 5 pin are grounded respectively, and integrated circuit U10 9 pin, 10 pin meet VCC respectively,
Integrated circuit U10 9 pin, 10 pin are grounded through electric capacity C21 respectively, integrated circuit U10 6 pin combination hub J5 19 pins, integrated electricity
Road U10 7 pin combination hub J5 23 pins, integrated circuit U10 8 pin combination hub J5 22 pins, integrated circuit U10 1 pin, 2 pin
It is grounded respectively through electric capacity C20.
10. a kind of intelligent wireless detection sensor as claimed in claim 7, it is characterised in that：The radio receiving transmitting module
Model HF-LPT220 or CC3200.
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| CN201710577846.5A CN107331139B (en) | 2017-07-15 | 2017-07-15 | Wireless intelligent detection sensor |
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| CN107331139B CN107331139B (en) | 2020-05-01 |
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