CN109787565A - A kind of multi-action computer data acquisition device - Google Patents
A kind of multi-action computer data acquisition device Download PDFInfo
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- CN109787565A CN109787565A CN201910065509.7A CN201910065509A CN109787565A CN 109787565 A CN109787565 A CN 109787565A CN 201910065509 A CN201910065509 A CN 201910065509A CN 109787565 A CN109787565 A CN 109787565A
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Abstract
The invention discloses a kind of multi-action computer data acquisition devices, including signal frequency Acquisition Circuit, feedback calibration circuit and voltage conversion circuit, the signal frequency Acquisition Circuit selects the signal frequency collector J1 of model SJ-ADC to acquire the received frequency data signal of multi-action computer controlling terminal, the feedback calibration circuit divides two-way to receive signal frequency Acquisition Circuit output signal, triode Q1 and resistance R6 is used all the way, the delay circuit buffering signals of capacitor C2 composition, simultaneously with transport and placing device AR3 and transport and placing device AR4 composition rectification circuit to signal rectification, two road transports are inputted in transport and placing device AR4 non-inverting input terminal with transport and placing device AR2 with after phase amplified signal, the voltage conversion circuit uses transport and placing device AR6 and transport and placing device AR7, variable resistance RW1 forms voltage conversion circuit To by current signal be converted into voltage signal output, can the received frequency data signal of real-time monitoring multi-action computer controlling terminal, while improve signal transmission stability, prevent distorted signals.
Description
Technical field
The present invention relates to field of circuit technology, more particularly to a kind of multi-action computer data acquisition device.
Background technique
Computer (computer) is commonly called as computer, is a kind of electronic computer device for supercomputing, can be counted
Value calculates, and can carry out logic calculation, also has the function of store-memory, is that can run according to program, automatic, high speed processing
The modernization intelligent electronic device of mass data, in today of internet industry fast development, computer data acquiring by
It is widely used in internet and field of distributed type, computer data acquiring field has occurred that important variation, firstly, distribution
Intelligent data acqusition system in formula control application at home and abroad has been achieved for significant progress, secondly, bus compatible
The quantity of type data acquisition plug-in unit constantly increases, and the quantity of the data collection system compatible with personal computer is also increasing, state
Inside and outside various data gather computers successively come out, and have brought data acquisition into the completely new epoch.
Also there is many methods, such as a kind of computer data acquiring device (Shen for computer data acquiring at present
Please number CN201711309453.2) by intelligent channel switch, it is equipped with output end in data set, by touch display screen to each
A equipment is controlled, problem very troublesome of getting up before improvement to equipment operation, and solving not can be carried out automaticdata and adopt
Collection, the speed of acquisition is too slow, and since output equipment is limited, the data largely acquired are inconvenient to the problem of exporting.However, this skill
Art does not consider that the received data-signal of multi-action computer controlling terminal is often in the presence of decaying in transmission process, especially
It is to be wirelessly transferred over long distances, and the received data-signal of multi-action computer controlling terminal is caused to will appear distortion.
Summary of the invention
For above situation, for the defect for overcoming the prior art, purpose of the present invention is to provide a kind of multi-functional calculating
Machine data acquisition device, have be skillfully constructed, the characteristic of human oriented design, being capable of real-time monitoring multi-action computer controlling terminal
Received frequency data signal, while the stability of signal transmission is improved, prevent distorted signals.
Its technical solution solved is a kind of multi-action computer data acquisition device, including signal frequency Acquisition Circuit,
Feedback calibration circuit and voltage conversion circuit, the signal frequency Acquisition Circuit select the signal frequency acquisition of model SJ-ADC
Device J1 acquires the received frequency data signal of multi-action computer controlling terminal, with transport and placing device AR1 with phase amplified signal, institute
Stating feedback calibration circuit divides two-way to receive signal frequency Acquisition Circuit output signal, uses triode Q1 and resistance R6, electricity all the way
Hold the delay circuit buffering signals of C2 composition, while whole to signal with transport and placing device AR3 and transport and placing device AR4 composition rectification circuit
Stream, two road transports are inputted in transport and placing device AR4 non-inverting input terminal with transport and placing device AR2 with after phase amplified signal, last transport and placing device AR4 output
Signal is through in transport and placing device AR5 and triode Q3 feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, to transport and placing device
The calibration of AR4 output signal, the voltage conversion circuit form voltage with transport and placing device AR6 and transport and placing device AR7, variable resistance RW1
Conversion circuit is converted into voltage signal output to by current signal, and the benefit of data-signal is received for multi-action computer controlling terminal
Repay signal；
The feedback calibration circuit includes transport and placing device AR3, one end of the anti-phase input terminating resistor R7- resistance R9 of transport and placing device AR3,
Collector, the anode of diode D2 and one end of resistance R6 of another termination triode Q1 of resistance R7, the base stage of triode Q1
The other end of connecting resistance R6 and one end of capacitor C2, one end of the emitter connecting resistance R5 of triode Q1, the other end of resistance R5
It is grounded with the other end of capacitor C2, the cathode of diode D2 connects the non-inverting input terminal of transport and placing device AR2, and the reverse phase of transport and placing device AR2 is defeated
Enter one end of terminating resistor R10, resistance R11, the other end ground connection of resistance R10, transport and placing device AR2's exports terminating resistor R11's
One end of the other end and capacitor C3, the output end of another termination transport and placing device AR3 of capacitor C3 and cathode, the diode of diode D3
The anode of D4, the other end of the positive connecting resistance R9 of diode D3, the other end and resistance of the cathode connecting resistance R8 of diode D4
One end of R13, the non-inverting input terminal of the homophase input termination transport and placing device AR4 of transport and placing device AR3 and one end of resistance R12, capacitor C4
And the emitter of triode Q3, the other end ground connection of resistance R12, capacitor C4, the anti-phase input terminating resistor of transport and placing device AR4
The other end of R13 and one end of resistance R14, the other end of the output terminating resistor R14 of transport and placing device AR4 and the base of triode Q3
The non-inverting input terminal of pole, one end of capacitor C5 and transport and placing device AR5, the other end ground connection of capacitor C5, the reverse phase of transport and placing device AR5 are defeated
Enter one end of terminating resistor R15, resistance R16, the other end ground connection of resistance R16, the output of transport and placing device AR5 terminates triode Q3's
The other end of collector and resistance R15.
Due to the use of above technical scheme, the present invention has the following advantages that compared with prior art；
1. the delay circuit buffering signals formed with triode Q1 and resistance R6, capacitor C2, delay circuit is delayed to signal, no
But buffering signals can be played the role of, also Signal separator can be divided into two paths of signals, realization adjusts signal respectively, same to luck
With transport and placing device AR3 and transport and placing device AR4 composition rectification circuit to signal rectification, adjustment signal waveform, stabilization signal, two road transports fortune
It puts device AR2 to input in transport and placing device AR4 non-inverting input terminal with after phase amplified signal, signal power is amplified, convenient for being transport and placing device AR4
Inverting input terminal improves base current potential, anti-stop signal decaying, while capacitor C3 is decoupling capacitor, filters out the noise in high-frequency signal,
It has great practical value.
2. preventing signal potential is excessively high from leading to signal frequency hopping to further be calibrated to transport and placing device AR4 output signal, using
Transport and placing device AR4 output signal is through transport and placing device AR5 and triode Q3 feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal
Interior, transport and placing device AR5 is with phase amplified signal, when transport and placing device AR4 output signal current potential is excessively high, triode Q3 conducting, and feedback signal
To transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, the effect for reducing transport and placing device AR4 output signal current potential is played, is realized
Transport and placing device AR4 output signal is calibrated.
Detailed description of the invention
Fig. 1 is a kind of module map of multi-action computer data acquisition device of the present invention.
Fig. 2 is a kind of schematic diagram of multi-action computer data acquisition device of the present invention.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect, in following cooperation with reference to figures 1 through attached drawing 2
To in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is with specification
Attached drawing is reference.
Embodiment one, a kind of multi-action computer data acquisition device, including signal frequency Acquisition Circuit, feedback calibration electricity
Road and voltage conversion circuit, the signal frequency Acquisition Circuit select the signal frequency collector J1 acquisition of model SJ-ADC more
The received frequency data signal of functional machine controlling terminal, with transport and placing device AR1 with phase amplified signal, the feedback calibration
Circuit divides two-way to receive signal frequency Acquisition Circuit output signal, all the way with triode Q1 and resistance R6, capacitor C2 composition
Delay circuit buffering signals, while with transport and placing device AR3 and transport and placing device AR4 composition rectification circuit to signal rectification, two road transports are used
Transport and placing device AR2 is inputted in transport and placing device AR4 non-inverting input terminal with after phase amplified signal, and last transport and placing device AR4 output signal is through amplifier
In device AR5 and triode Q3 feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, to transport and placing device AR4 output signal
Calibration, the voltage conversion circuit is with transport and placing device AR6 and transport and placing device AR7, variable resistance RW1 composition voltage conversion circuit to general
Current signal is converted into voltage signal output, and the thermal compensation signal of data-signal is received for multi-action computer controlling terminal；
The feedback calibration circuit divides two-way to receive signal frequency Acquisition Circuit output signal, uses triode Q1 and resistance all the way
The delay circuit buffering signals of R6, capacitor C2 composition, delay circuit are delayed to signal, can not only play the role of buffering signals,
Also Signal separator can be divided into two paths of signals, realization adjusts signal respectively, while using transport and placing device AR3 and transport and placing device AR4 group
At rectification circuit to signal rectification, adjustment signal waveform, stabilization signal, two road transports are with transport and placing device AR2 with defeated after phase amplified signal
Enter in transport and placing device AR4 non-inverting input terminal, signal power is amplified, convenient for improving base current potential for transport and placing device AR4 inverting input terminal, prevents
Stop signal decaying, while capacitor C3 is decoupling capacitor, the noise in high-frequency signal is filtered out, in order to further defeated to transport and placing device AR4
Signal calibration out prevents signal potential is excessively high from leading to signal frequency hopping, finally with transport and placing device AR4 output signal through transport and placing device AR5
In triode Q3 feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, transport and placing device AR5 with phase amplified signal, when
When transport and placing device AR4 output signal current potential is excessively high, triode Q3 conducting, feedback signal to transport and placing device AR3, transport and placing device AR4 are the same as mutually defeated
Enter in end, play the effect for reducing transport and placing device AR4 output signal current potential, wherein the RC circuit of resistance R12, capacitor C4 composition is to letter
Number filtering, realize to transport and placing device AR4 output signal calibrate, the anti-phase input terminating resistor R7- resistance R9's of transport and placing device AR3
One end, collector, the anode of diode D2 and one end of resistance R6 of another termination triode Q1 of resistance R7, triode Q1's
The other end of base stage connecting resistance R6 and one end of capacitor C2, one end of the emitter connecting resistance R5 of triode Q1, resistance R5's is another
The other end of one end and capacitor C2 ground connection, the cathode of diode D2 connect the non-inverting input terminal of transport and placing device AR2, and transport and placing device AR2's is anti-
Mutually one end of input terminating resistor R10, resistance R11, the other end ground connection of resistance R10, the output terminating resistor of transport and placing device AR2
The cathode of the other end of R11 and one end of capacitor C3, the output end of another termination transport and placing device AR3 of capacitor C3 and diode D3,
The anode of diode D4, the other end of the positive connecting resistance R9 of diode D3, the other end of the cathode connecting resistance R8 of diode D4
With one end of resistance R13, the non-inverting input terminal and resistance R12, capacitor C4 of the homophase input termination transport and placing device AR4 of transport and placing device AR3
One end and triode Q3 emitter, resistance R12, capacitor C4 the other end ground connection, transport and placing device AR4 anti-phase input termination
The other end of resistance R13 and one end of resistance R14, the other end and triode Q3 of the output terminating resistor R14 of transport and placing device AR4
The non-inverting input terminal of base stage, one end of capacitor C5 and transport and placing device AR5, the other end ground connection of capacitor C5, the reverse phase of transport and placing device AR5
One end of terminating resistor R15, resistance R16, the other end ground connection of resistance R16 are inputted, the output of transport and placing device AR5 terminates triode Q3
Collector and resistance R15 the other end.
Embodiment two, on the basis of example 1, the voltage conversion circuit with transport and placing device AR6 and transport and placing device AR7,
Variable resistance RW1 forms voltage conversion circuit and is converted into voltage signal output to by current signal, controls for multi-action computer
Terminal receives the thermal compensation signal of data-signal, realizes the received frequency data signal conversion of multi-action computer controlling terminal
For the effect of the thermal compensation signal of data-signal, one end of the homophase input terminating resistor R17 of transport and placing device AR6, resistance R17's is another
The output end of transport and placing device AR4 is terminated, the anti-phase input of transport and placing device AR6 terminates the contact 2 of variable resistance RW1, variable resistance RW1's
One end of 3 connecting resistance R19 of contact, the other end ground connection of resistance R19, the contact 1 of variable resistance RW1 connects the output of transport and placing device AR6
The one end at end and resistance R18, one end of another terminating resistor R21 of resistance R18 and the non-inverting input terminal of transport and placing device AR7, amplifier
One end of the anti-phase input terminating resistor R20 of device AR7, the other end ground connection of resistance R20, the output terminating resistor of transport and placing device AR7
The other end of R21 and one end of resistance R22, another termination signal output port of resistance R22.
Implement three, on the basis of example 1, the signal frequency Acquisition Circuit selects the signal of model SJ-ADC
The received frequency data signal of frequency collection device J1 multi-action computer controlling terminal is believed with transport and placing device AR1 with mutually amplification
Number, the conduction loss of thermal compensation signal, wherein voltage-stabiliser tube D1 pressure stabilizing, power supply termination capacitor C1, the resistance of signal frequency collector J1
One end of R1 and power supply+5V, the ground terminal ground connection of signal frequency collector J1, the output termination capacitor of signal frequency collector J1
One end of C1, the other end of resistance R1 and resistance R2, the cathode of another termination voltage-stabiliser tube D1 of resistance R2 and transport and placing device AR1's is same
Phase input terminal, the plus earth of voltage-stabiliser tube D1, one end of the anti-phase input terminating resistor R3 of transport and placing device AR1, resistance R4, resistance R3
The other end ground connection, transport and placing device AR1 output terminating resistor R4 the other end and triode Q1 collector.
When the present invention is specifically used, a kind of multi-action computer data acquisition device, including it is signal frequency Acquisition Circuit, anti-
Feedback calibration circuit and voltage conversion circuit, the signal frequency Acquisition Circuit select the signal frequency collector of model SJ-ADC
J1 acquires the received frequency data signal of multi-action computer controlling terminal, described with transport and placing device AR1 with phase amplified signal
Feedback calibration circuit divides two-way to receive signal frequency Acquisition Circuit output signal, uses triode Q1 and resistance R6, capacitor all the way
The delay circuit buffering signals of C2 composition, delay circuit are delayed to signal, can not only play the role of buffering signals, can will also believe
Number separation, is divided into two paths of signals, realization adjusts signal respectively, while forming rectified current with transport and placing device AR3 and transport and placing device AR4
Road is to signal rectification, adjustment signal waveform, stabilization signal, and two road transports are with transport and placing device AR2 with inputting transport and placing device after phase amplified signal
In AR4 non-inverting input terminal, signal power is amplified, convenient for improving base current potential for transport and placing device AR4 inverting input terminal, anti-stop signal declines
Subtract, while capacitor C3 is decoupling capacitor, the noise in high-frequency signal is filtered out, in order to further to transport and placing device AR4 output signal school
Standard prevents signal potential is excessively high from leading to signal frequency hopping, finally with transport and placing device AR4 output signal through transport and placing device AR5 and triode
In Q3 feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, transport and placing device AR5 is with phase amplified signal, as transport and placing device AR4
When output signal current potential is excessively high, triode Q3 is connected, and in feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, is risen
To the effect for reducing transport and placing device AR4 output signal current potential, wherein the RC circuit of resistance R12, capacitor C4 composition filters signal, real
Show and transport and placing device AR4 output signal has been calibrated, the voltage conversion circuit uses transport and placing device AR6 and transport and placing device AR7, variable resistance
RW1 forms voltage conversion circuit and is converted into voltage signal output to by current signal, receives for multi-action computer controlling terminal
The thermal compensation signal of data-signal.
The above is that further detailed description of the invention, and it cannot be said that the present invention in conjunction with specific embodiment
Specific implementation is limited only to this；Belonging to the present invention and for those skilled in the technology concerned, it is being based on skill of the present invention
Under the premise of art scheme thinking, it is made expansion and operating method, data replacement, should all fall in the scope of the present invention it
It is interior.
Claims (3)
1. a kind of multi-action computer data acquisition device, including signal frequency Acquisition Circuit, feedback calibration circuit and voltage turn
Change circuit, which is characterized in that the signal frequency Acquisition Circuit selects the signal frequency collector J1 acquisition of model SJ-ADC
The received frequency data signal of multi-action computer controlling terminal, with transport and placing device AR1 with phase amplified signal, the feedback school
Quasi- circuit divides two-way to receive signal frequency Acquisition Circuit output signal, forms all the way with triode Q1 and resistance R6, capacitor C2
Delay circuit buffering signals, while with transport and placing device AR3 and transport and placing device AR4 composition rectification circuit to signal rectification, two road transports
It is inputted in transport and placing device AR4 non-inverting input terminal with transport and placing device AR2 with after phase amplified signal, last transport and placing device AR4 output signal is through transporting
It puts in device AR5 and triode Q3 feedback signal to transport and placing device AR3, transport and placing device AR4 non-inverting input terminal, transport and placing device AR4 is exported and is believed
Number calibration, the voltage conversion circuit with transport and placing device AR6 and transport and placing device AR7, variable resistance RW1 form voltage conversion circuit pair
Voltage signal output is converted by current signal, the thermal compensation signal of data-signal is received for multi-action computer controlling terminal；
The feedback calibration circuit includes transport and placing device AR3, one end of the anti-phase input terminating resistor R7- resistance R9 of transport and placing device AR3,
Collector, the anode of diode D2 and one end of resistance R6 of another termination triode Q1 of resistance R7, the base stage of triode Q1
The other end of connecting resistance R6 and one end of capacitor C2, one end of the emitter connecting resistance R5 of triode Q1, the other end of resistance R5
It is grounded with the other end of capacitor C2, the cathode of diode D2 connects the non-inverting input terminal of transport and placing device AR2, and the reverse phase of transport and placing device AR2 is defeated
Enter one end of terminating resistor R10, resistance R11, the other end ground connection of resistance R10, transport and placing device AR2's exports terminating resistor R11's
One end of the other end and capacitor C3, the output end of another termination transport and placing device AR3 of capacitor C3 and cathode, the diode of diode D3
The anode of D4, the other end of the positive connecting resistance R9 of diode D3, the other end and resistance of the cathode connecting resistance R8 of diode D4
One end of R13, the non-inverting input terminal of the homophase input termination transport and placing device AR4 of transport and placing device AR3 and one end of resistance R12, capacitor C4
And the emitter of triode Q3, the other end ground connection of resistance R12, capacitor C4, the anti-phase input terminating resistor of transport and placing device AR4
The other end of R13 and one end of resistance R14, the other end of the output terminating resistor R14 of transport and placing device AR4 and the base of triode Q3
The non-inverting input terminal of pole, one end of capacitor C5 and transport and placing device AR5, the other end ground connection of capacitor C5, the reverse phase of transport and placing device AR5 are defeated
Enter one end of terminating resistor R15, resistance R16, the other end ground connection of resistance R16, the output of transport and placing device AR5 terminates triode Q3's
The other end of collector and resistance R15.
2. a kind of multi-action computer data acquisition device as described in claim 1, which is characterized in that the voltage conversion circuit
Including transport and placing device AR6, one end of the homophase input terminating resistor R17 of transport and placing device AR6, another termination transport and placing device AR4 of resistance R17
Output end, transport and placing device AR6 anti-phase input termination variable resistance RW1 contact 2,3 connecting resistance of contact of variable resistance RW1
One end of R19, the other end ground connection of resistance R19, the contact 1 of variable resistance RW1 connects the output end and resistance R18 of transport and placing device AR6
One end, one end of another terminating resistor R21 of resistance R18 and the non-inverting input terminal of transport and placing device AR7, the reverse phase of transport and placing device AR7
Input one end of terminating resistor R20, the other end ground connection of resistance R20, the other end of the output terminating resistor R21 of transport and placing device AR7
With one end of resistance R22, another termination signal output port of resistance R22.
3. a kind of multi-action computer data acquisition device as described in claim 1, which is characterized in that the signal frequency acquisition
Circuit includes the signal frequency collector J1 of model SJ-ADC, power supply termination capacitor C1, the resistance of signal frequency collector J1
One end of R1 and power supply+5V, the ground terminal ground connection of signal frequency collector J1, the output termination capacitor of signal frequency collector J1
One end of C1, the other end of resistance R1 and resistance R2, the cathode of another termination voltage-stabiliser tube D1 of resistance R2 and transport and placing device AR1's is same
Phase input terminal, the plus earth of voltage-stabiliser tube D1, one end of the anti-phase input terminating resistor R3 of transport and placing device AR1, resistance R4, resistance R3
The other end ground connection, transport and placing device AR1 output terminating resistor R4 the other end and triode Q1 collector.
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| CN201910065509.7A CN109787565A (en) | 2019-01-24 | 2019-01-24 | A kind of multi-action computer data acquisition device |
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| CN201910065509.7A CN109787565A (en) | 2019-01-24 | 2019-01-24 | A kind of multi-action computer data acquisition device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244678A (en) * | 2019-06-27 | 2019-09-17 | 河南鑫安利消防安全评价有限公司 | A kind of industrial building fire Safety Assessment system |
| CN110946572A (en) * | 2019-12-18 | 2020-04-03 | 郑州轻工业大学 | Wireless Electrocardiogram (ECG) acquisition monitoring device |
| CN111181514A (en) * | 2020-02-29 | 2020-05-19 | 李韬 | Signal calibration device of medical endoscope |
| CN111245427A (en) * | 2020-01-14 | 2020-06-05 | 河北岳如信息科技有限公司 | Big data real-time monitoring system |
| CN111740759A (en) * | 2020-06-11 | 2020-10-02 | 包九月 | Building construction information transmission system based on Internet of things |
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2019
- 2019-01-24 CN CN201910065509.7A patent/CN109787565A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244678A (en) * | 2019-06-27 | 2019-09-17 | 河南鑫安利消防安全评价有限公司 | A kind of industrial building fire Safety Assessment system |
| CN110946572A (en) * | 2019-12-18 | 2020-04-03 | 郑州轻工业大学 | Wireless Electrocardiogram (ECG) acquisition monitoring device |
| CN111245427A (en) * | 2020-01-14 | 2020-06-05 | 河北岳如信息科技有限公司 | Big data real-time monitoring system |
| CN111181514A (en) * | 2020-02-29 | 2020-05-19 | 李韬 | Signal calibration device of medical endoscope |
| CN111740759A (en) * | 2020-06-11 | 2020-10-02 | 包九月 | Building construction information transmission system based on Internet of things |
| CN111740759B (en) * | 2020-06-11 | 2021-08-10 | 泰宇建筑工程技术咨询有限公司 | Building construction information transmission system based on Internet of things |
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