CN207559970U - Data acquire intelligent universal system - Google Patents
Data acquire intelligent universal system Download PDFInfo
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- CN207559970U CN207559970U CN201721793333.XU CN201721793333U CN207559970U CN 207559970 U CN207559970 U CN 207559970U CN 201721793333 U CN201721793333 U CN 201721793333U CN 207559970 U CN207559970 U CN 207559970U
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Abstract
The utility model discloses data to acquire intelligent universal system, including FM circuit, feedback amplifier and filter circuit, the FM circuit uses triode Q1, Q2 and capacitance C1, C2 forms compound circuit frequency modulation, in signal input feedback amplifying circuit after frequency modulation, feedback amplifier is in transport and placing device AR2 amplified signal input filter circuits, the signal for devising follower AR1 acquisition transport and placing device AR2 outputs simultaneously is fed back in the inverting input of transport and placing device AR2, improve the load capacity of transport and placing device AR2, filter circuit uses inductance L1, L2 and polar capacitor C3, C4 is filtered, and it is exported after the RC circuit series filterings composed in parallel with resistance R5 and capacitance C4, it has great practical value and Development volue.
Description
Technical field
The utility model is related to intelligent universal systems technology fields, and intelligent universal system is acquired more particularly to data.
Background technology
Nowadays the arrival of Technology Times, more and more intelligent, development of globalization, and data acquisition intelligent universal system is most
Common system in various intelligence systems, can all be related to data acquisition intelligent universal system, wherein data acquisition intelligent universal
The signal transmission of signal transmission passage is unstable in system, in the case where improving delivery rate, it is also desirable to stabilization signal.
So the utility model provides a kind of new scheme to solve the problems, such as this.
Utility model content
For the above situation, to overcome the defect of the prior art, the utility model is designed to provide data acquisition intelligence
Can general-purpose system, have be skillfully constructed, characteristic simple in structure, efficiently solve data acquisition intelligent universal system in signal
The signal transmission of transmission channel is unstable, in the case where improving delivery rate, the problem of stabilization signal.
Its technical solution solved is data acquisition intelligent universal system, including FM circuit, feedback amplifier and filter
Wave circuit, for the FM circuit with triode Q1, Q2 and capacitance C1, C2 composition compound circuit frequency modulation, the signal after frequency modulation is defeated
Enter in feedback amplifier, feedback amplifier in transport and placing device AR2 amplified signal input filter circuits, while devise with
It is fed back in the inverting input of transport and placing device AR2 with the signal of device AR1 acquisition transport and placing device AR2 outputs, improves transport and placing device AR2's
Load capacity, filter circuit is filtered with inductance L1, L2 and polar capacitor C3, C4, and is composed in parallel with resistance R5 and capacitance C4
RC circuit series filterings after export；
The FM circuit includes resistance R2, one end of terminating resistor R1, R3 of resistance R2 and signal input port, electricity
Hinder one end of another termination capacitor C1 of R2 and the base stage of triode Q1, the other end and fortune of another terminating resistor R1 of capacitance C1
The in-phase input end of device AR2, the other end of emitter connecting resistance R3 of triode Q1 and one end of capacitance C2 are put, triode Q1's
One end of emitter connecting resistance R4, the base stage of another termination triode Q2 of capacitance C2, the collector connecting resistance R4 of triode Q2
The other end.
Due to the use of above technical scheme, the utility model has the following advantages that compared with prior art；
1, FM circuit is with triode Q1, Q2 and capacitance C1, C2 composition compound circuit frequency modulation, the signal input after frequency modulation
In feedback amplifier, feedback amplifier is used in transport and placing device AR2 amplified signal input filter circuits, while is devised and followed
The signal of device AR1 acquisition transport and placing device AR2 outputs is fed back in the inverting input of transport and placing device AR2, improves the negative of transport and placing device AR2
Loading capability, filter circuit are filtered with inductance L1, L2 and polar capacitor C3, C4, and composed in parallel with resistance R5 and capacitance C4
It is exported after RC circuit series filterings, in the case where improving delivery rate, stabilizes signal.
2, the signal of signal transmission passage in data acquisition intelligent universal system is received with resistance R2, R1 and resistance R3,
When occurring high-frequency signal in signal, triode Q1 conductings, through resistance R4 current limlitings, while capacitance C2 is filtered, and leads triode Q2
It is logical, in the inverting input by triode Q2 input followers AR1, achieve the effect that frequency reducing, when containing low frequency signal in signal
When, triode Q1 is not turned on, and triode Q2 filtering cannot be connected triode Q2, and transport and placing device is flowed directly into after resistance R4 current limlitings
In the inverting input of AR2, achieve the effect that raising frequency, have great practical value and Development volue.
Description of the drawings
Fig. 1 is the circuit diagram that the utility model data acquire intelligent universal system.
Fig. 2 is the circuit diagram that the utility model data acquire intelligent universal system.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached
Fig. 2 is in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is to say
Bright book attached drawing is reference.
Each exemplary embodiment of the utility model is described below with reference to accompanying drawings.
Embodiment one, data acquisition intelligent universal system, including FM circuit, feedback amplifier and filter circuit, institute
FM circuit is stated with triode Q1, Q2 and capacitance C1, C2 composition compound circuit frequency modulation, the signal input feedback amplification after frequency modulation
In circuit, feedback amplifier is used in transport and placing device AR2 amplified signal input filter circuits, while is devised follower AR1 and adopted
The signal of collection transport and placing device AR2 outputs is fed back in the inverting input of transport and placing device AR2, improves the load capacity of transport and placing device AR2,
Filter circuit is filtered with inductance L1, L2 and polar capacitor C3, C4, and the RC circuit strings composed in parallel with resistance R5 and capacitance C4
It is exported after connection filtering；
The FM circuit receives signal transmission in data acquisition intelligent universal system with resistance R2, R1 and resistance R3 and leads to
The signal in road, when occurring high-frequency signal in signal, triode Q1 conductings, through resistance R4 current limlitings, while capacitance C2 is filtered, and makes three
Pole pipe Q2 is connected, and in the inverting input by triode Q2 inputs follower AR1, achievees the effect that frequency reducing, when containing in signal
During low frequency signal, triode Q1 is not turned on, and triode Q2 filtering cannot be connected triode Q2, be flowed directly into after resistance R4 current limlitings
In the inverting input of transport and placing device AR2, achieve the effect that raising frequency, one end of terminating resistor R1, R3 of resistance R2 and signal are defeated
Inbound port, one end of another termination capacitor C1 of resistance R2 and the base stage of triode Q1, another terminating resistor R1's of capacitance C1
The in-phase input end of the other end and transport and placing device AR2, the other end of emitter connecting resistance R3 of triode Q1 and one end of capacitance C2,
One end of the emitter connecting resistance R4 of triode Q1, the base stage of another termination triode Q2 of capacitance C2, the current collection of triode Q2
The other end of pole connecting resistance R4.
Embodiment two, on the basis of embodiment one, the feedback amplifier uses transport and placing device AR2 amplified signals, carries
High RST efficiency of transmission, while the signal for devising follower AR1 followers AR1 acquisition transport and placing device AR2 outputs feeds back to amplifier
In the inverting input of device AR2, the load capacity of transport and placing device AR2 is improved, the anti-phase input termination capacitance C6's of transport and placing device AR2
One end, the output terminal of another termination follower AR1 of capacitance C6 and the collector of triode Q2, the anti-phase input of follower AR1
Terminate the collector of triode Q2, the output terminal of homophase input termination transport and placing device AR2 of follower AR1 and one end of resistance R5.
Embodiment three, on the basis of embodiment two, it is defeated that the filter circuit selects resistance R5 to receive feedback amplifier
The signal entered for stabilization signal, constitutes the filtering of π types filter circuit, simultaneously with inductance L1, L2 and polar capacitor C3, C4
It is exported after the RC circuit series filterings composed in parallel with resistance R5 and capacitance C4, that is to say that input data acquires intelligent universal system
In middle signal transmission passage, one end of another termination inductance L1, L2 of resistance R5 and the anode of polar capacitor C3, polar capacitor C3
Cathode ground connection, one end of another terminating resistor R7 of inductance L1, L2 and the anode of polar capacitor C4, the cathode of polar capacitor C4
Ground connection, one end of another termination capacitor C5 of resistance R7 and signal output port, the other end ground connection of capacitance C5.
When the present invention is specifically used, data acquisition intelligent universal system, including FM circuit, feedback amplifier and filtering
Circuit, the FM circuit is with triode Q1, Q2 and capacitance C1, C2 composition compound circuit frequency modulation, the signal input after frequency modulation
In feedback amplifier, feedback amplifier is used in transport and placing device AR2 amplified signal input filter circuits, while is devised and followed
The signal of device AR1 acquisition transport and placing device AR2 outputs is fed back in the inverting input of transport and placing device AR2, improves the negative of transport and placing device AR2
Loading capability, filter circuit are filtered with inductance L1, L2 and polar capacitor C3, C4, and composed in parallel with resistance R5 and capacitance C4
It is exported after RC circuit series filterings；The FM circuit receives data acquisition intelligent universal system with resistance R2, R1 and resistance R3
The signal of signal transmission passage in system, when occurring high-frequency signal in signal, triode Q1 conductings, through resistance R4 current limlitings, simultaneously
Capacitance C2 is filtered, and triode Q2 is connected, and in the inverting input by triode Q2 input followers AR1, reaches the effect of frequency reducing
Fruit, when containing low frequency signal in signal, triode Q1 is not turned on, and triode Q2 filtering cannot be connected triode Q2, resistance
It is flowed directly into after R4 current limlitings in the inverting input of transport and placing device AR2, achievees the effect that raising frequency, the feedback amplifier is with fortune
Device AR2 amplified signals are put, improve effectiveness, while it is defeated to devise follower AR1 followers AR1 acquisition transport and placing devices AR2
The signal gone out is fed back in the inverting input of transport and placing device AR2, improves the load capacity of transport and placing device AR2, the filter circuit
Resistance R5 is selected to receive the signal of feedback amplifier input, for stabilization signal, with inductance L1, L2 and polar capacitor C3,
C4 constitutes the filtering of π types filter circuit, while is exported after the RC circuit series filterings composed in parallel with resistance R5 and capacitance C4,
It is that input data is acquired in intelligent universal system in signal transmission passage.
The above is to combine specific embodiment further detailed description of the utility model, it is impossible to assert this
Utility model specific implementation is limited only to this；For belonging to the utility model and for those skilled in the technology concerned,
The expansion made under the premise of technical solutions of the utility model thinking and operating method, the replacement of data, should all fall
Within scope of protection of the utility model.
Claims (3)
1. data acquire intelligent universal system, including FM circuit, feedback amplifier and filter circuit, which is characterized in that institute
FM circuit is stated with triode Q1, Q2 and capacitance C1, C2 composition compound circuit frequency modulation, the signal input feedback amplification after frequency modulation
In circuit, feedback amplifier is used in transport and placing device AR2 amplified signal input filter circuits, while is devised follower AR1 and adopted
The signal of collection transport and placing device AR2 outputs is fed back in the inverting input of transport and placing device AR2, improves the load capacity of transport and placing device AR2,
Filter circuit is filtered with inductance L1, L2 and polar capacitor C3, C4, and the RC circuit strings composed in parallel with resistance R5 and capacitance C4
It is exported after connection filtering；
The FM circuit includes resistance R2, one end of terminating resistor R1, R3 of resistance R2 and signal input port, resistance R2
One end of another termination capacitor C1 and the base stage of triode Q1, the other end and transport and placing device of another terminating resistor R1 of capacitance C1
The in-phase input end of AR2, the other end of emitter connecting resistance R3 of triode Q1 and one end of capacitance C2, the transmitting of triode Q1
One end of pole connecting resistance R4, the base stage of another termination triode Q2 of capacitance C2, the collector connecting resistance R4's of triode Q2 is another
One end.
2. data as described in claim 1 acquire intelligent universal system, the feedback amplifier includes transport and placing device AR2, amplifier
One end of the anti-phase input termination capacitance C6 of device AR2, the output terminal of another termination follower AR1 of capacitance C6 and triode Q2's
Collector, the collector of the anti-phase input termination triode Q2 of follower AR1, the homophase input termination transport and placing device of follower AR1
The output terminal of AR2 and one end of resistance R5.
3. data as claimed in claim 2 acquire intelligent universal system, the filter circuit includes resistance R5, and resistance R5's is another
Terminate one end of inductance L1, L2 and the anode of polar capacitor C3, the cathode ground connection of polar capacitor C3, the other end of inductance L1, L2
One end of connecting resistance R7 and the anode of polar capacitor C4, the cathode ground connection of polar capacitor C4, another termination capacitor C5 of resistance R7
One end and signal output port, capacitance C5 the other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793333.XU CN207559970U (en) | 2017-12-20 | 2017-12-20 | Data acquire intelligent universal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793333.XU CN207559970U (en) | 2017-12-20 | 2017-12-20 | Data acquire intelligent universal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207559970U true CN207559970U (en) | 2018-06-29 |
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ID=62660336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721793333.XU Expired - Fee Related CN207559970U (en) | 2017-12-20 | 2017-12-20 | Data acquire intelligent universal system |
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| Country | Link |
|---|---|
| CN (1) | CN207559970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391286A (en) * | 2018-11-30 | 2019-02-26 | 平顶山学院 | Bid and purchase process information management system |
-
2017
- 2017-12-20 CN CN201721793333.XU patent/CN207559970U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391286A (en) * | 2018-11-30 | 2019-02-26 | 平顶山学院 | Bid and purchase process information management system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20181220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |