CN111431486A - Information regulating circuit based on Internet of things - Google Patents

Information regulating circuit based on Internet of things Download PDF

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Publication number
CN111431486A
CN111431486A CN202010301906.2A CN202010301906A CN111431486A CN 111431486 A CN111431486 A CN 111431486A CN 202010301906 A CN202010301906 A CN 202010301906A CN 111431486 A CN111431486 A CN 111431486A
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resistor
signals
signal
operational amplifier
capacitor
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CN111431486B (en
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张磊
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Beijing Peihong Wangzhi Technology Co ltd
Beijing Wuyou Ledao Technology Co ltd
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    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/26Modifications of amplifiers to reduce influence of noise generated by amplifying elements

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Abstract

The invention discloses an information adjusting circuit based on the Internet of things, which comprises a signal sampling module and a detection and calibration module, wherein the signal sampling module uses a signal sampler J1 with the model of DAM-3056AH to sample signals of a signal transmitter in an information adjusting system based on the Internet of things, the detection and calibration module uses a voltage division circuit consisting of a variable resistor R6 and a variable resistor R21 to divide the signals into two paths of signals with the same frequency and different amplitudes, one path of signals uses an operational amplifier AR2, a capacitor C3 and a capacitor C4 to form a noise reduction circuit to reduce noise and regulate the signals, the two paths of signals use a silicon controlled Q3 to detect the signals, simultaneously uses an abnormal signal detection circuit consisting of a triode Q1 and a triode Q2 to further detect the amplitude of the signals, then uses the operational amplifier AR4 to amplify in phase and then input into an inverse input end of an operational amplifier AR5, and finally uses the operational amplifier AR5, a diode D4 and a diode D5 to form a peak circuit to screen, the method is used for analyzing a signal for triggering of an information regulation system terminal based on the Internet of things.

Description

Information regulating circuit based on Internet of things
Technical Field
The invention relates to the technical field of Internet of things, in particular to an information regulating circuit based on the Internet of things.
Background
The Internet of things is an important component of a new generation of information technology and is also an important development stage of the information era, and on one hand, the Internet of things can improve economic benefits and greatly save cost; on the other hand can provide technical power for the recovery of global economy, however when the thing networking is used in various environment, can not regionalize many times, for example, thing networking combines with community environmental monitoring, because there are various equipment in the community environment, especially same kind of detected signal and different communities have chooseed for use different brands, the product of different models, communication protocol is inconsistent when leading to thing networking information transmission, lead to the thing networking to have the restriction to regional use, if the unified equipment of different communities, cost and work load are great again, the application range of thing networking has seriously been restricted.
Disclosure of Invention
In view of the above situation, and in order to overcome the defects in the prior art, an object of the present invention is to provide an information regulating circuit based on the internet of things, which can sample and regulate signals of a signal transmitter in an information regulating system based on the internet of things, and convert the signals into trigger analysis signals of an information regulating system terminal based on the internet of things.
The technical scheme includes that the information adjusting circuit based on the Internet of things comprises a signal sampling module and a detection and calibration module, wherein the signal sampling module uses a signal sampler J1 with the model of DAM-3056AH to sample signals of a signal transmitter in the information adjusting system based on the Internet of things, the detection and calibration module uses a voltage division circuit consisting of a variable resistor R6 and a variable resistor R21 to divide the signals into two signals with the same frequency and different amplitudes, one signal uses an operational amplifier AR2, a capacitor C3 and a capacitor C4 to form a noise reduction circuit to reduce noise and adjust the signals, then uses an operational amplifier AR3 to buffer the signals, finally uses an inductor L and a capacitor C8-C9 to form a frequency modulation circuit to adjust the signal frequency and then inputs the frequency modulation circuit into an in-phase input end of the operational amplifier AR5, uses a two-phase signal to detect the signals by using a triode Q3, uses a triode Q1 and a triode Q2 to form an abnormal signal detection circuit to further detect the signal amplitude, then uses an operational amplifier Q4 to amplify the same phase and then inputs the frequency modulation circuit into an input end of the operational amplifier AR5, and finally uses a SCR 3543D to filter the peak value signal transmitter to send a peak value signal emitter 5 and;
the detection calibration module comprises a variable resistor R6, one end of a variable resistor R6 is connected with one end of a resistor R3 and a capacitor C1, a sliding terminal of the variable resistor R6 is connected with one end of a resistor R5, a capacitor C1 and a capacitor C2, the other end of a resistor R5 is connected with a sliding terminal of a variable resistor R21, one end of a variable resistor R21 is connected with one end of a resistor R4, the other end of a resistor R4 is connected with the other end of a resistor R3, the other end of the variable resistor R21 is connected with one end of a resistor R21 and a gate of a triode R21, the other end of the resistor R21 is connected with the ground, the drain of the resistor R21 is connected with one end of the resistor R21, the other end of the resistor R21 is connected with the other end of the emitter of the resistor R36Q 21, the emitter of the resistor R36Q 21, the emitter of the resistor R21, the emitter of the R36Q 21, the emitter of the emitter.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages;
1. the signal is divided into two paths of signals with different amplitudes by using different resistance values of a variable resistor R6 and a variable resistor R21, the ratio of the voltage of the two paths of signals can be adjusted by adjusting the resistance values of the variable resistor R6 and the variable resistor R21, a capacitor C1 and a capacitor C2 are filter capacitors, one path of signal is subjected to noise reduction adjustment by a noise reduction circuit formed by an operational amplifier AR2, a capacitor C3 and a capacitor C4, decoupling is realized by using a capacitor C3, noise of the signal is filtered, noise reduction is realized by using a capacitor C4 as a bypass capacitor, the operational amplifier AR2 has a power amplification function to ensure the signal strength, then the operational amplifier AR3 is used for buffering the signal to prevent the signal from generating distortion signal by directly performing frequency modulation, finally the signal is input into an in-phase input end of the operational amplifier AR5 after the frequency of the signal is adjusted by using an inductor L and a capacitor C8-capacitor C42, a high-frequency signal component is filtered by the inductor L, a capacitor C9 and a low-frequency component is filtered on the basis of an inductor L and a high-frequency signal to realize stable,
2. the method comprises the steps of detecting signals by using a silicon controlled rectifier Q3, limiting signal potential by using a limiting circuit consisting of a diode D2 and a diode D3, further detecting signal amplitude by using an abnormal signal detection circuit consisting of a triode Q1 and a triode Q2, namely detecting potential difference of two paths of signals, conducting a triode Q1 and a triode Q2 if the signals contain abnormal high-level signals, amplifying the signals in the same phase by using an operational amplifier AR4, inputting the amplified signals into an inverting input end of the operational amplifier AR5, and triggering a signal transmitter E1 to work after screening peak signals by using a peak circuit consisting of the operational amplifier AR4 in order to ensure that the output signal waveform of the operational amplifier AR5 is effectively regulated because the triode Q1 and the triode Q2 have cut-off voltage, and finally sending the signals to an information regulation system terminal based on the Internet of things after screening the peak signals by using the operational amplifier AR5, the diode D4 and the diode D5, the information adjusting system terminal based on the Internet of things receives the signals and triggers and adjusts the signals in time, and therefore the consistency of communication protocols during information transmission is guaranteed.
Drawings
Fig. 1 is a block diagram of a detection calibration module of an information adjusting circuit based on the internet of things.
Fig. 2 is a signal sampling module diagram of an information regulating circuit based on the internet of things.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1-2. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
In the first embodiment, an information adjusting circuit based on the internet of things comprises a signal sampling module and a detection and calibration module, wherein the signal sampling module uses a signal sampler J1 with the model of DAM-3056AH to sample signals of a signal transmitter in an information adjusting system based on the internet of things, the detection and calibration module uses a voltage division circuit consisting of a variable resistor R6 and a variable resistor R21 to divide the signals into two paths of signals with the same frequency and different amplitudes, a noise reduction circuit consisting of an operational amplifier AR2, a capacitor C3 and a capacitor C4 is used for noise reduction adjustment of the signals, an operational amplifier AR3 is used for buffering the signals, finally, a frequency modulation circuit consisting of an inductor L and a capacitor C8-capacitor C9 is used for adjusting the signal frequency and then is input into an in-phase input end of an operational amplifier AR5, two paths of the signals use a thyristor Q3 for detecting the signals, meanwhile, a triode Q1 and a Q2 are used for forming an abnormal signal detection circuit for further detecting the amplitude of the signals, then the signals are amplified and then input into an in-phase input end 5 input end, and finally, a peak value screening diode 5 is used for the operational amplifier AR 3511D, and the signal transmitter is used for triggering a post;
the detection and calibration module uses a voltage division circuit formed by a variable resistor R6 and a variable resistor R21 to divide a signal into two paths of signals with same frequency and different amplitudes, uses a variable resistor R6 and a variable resistor R21 with different resistances to divide the signal into two paths of signals with different amplitudes, adjusts the resistance ratio of the variable resistor R6 and the variable resistor R21 to adjust the ratio of two paths of signal voltages, a capacitor C1 and a capacitor C2 are filter capacitors, a signal path uses an operational amplifier AR2, a capacitor C3 and a capacitor C4 to form a noise reduction circuit to reduce noise of the signal, uses a capacitor C3 to realize decoupling, filters noise of the signal, uses a capacitor C4 as a bypass capacitor to realize noise reduction, the operational amplifier AR2 is a power amplifier to ensure signal strength, then uses an operational amplifier AR3 to buffer the signal, prevents the signal from being directly frequency-modulated to generate a distortion signal, uses an inductor C L4, a capacitor C8-capacitor C8672 to buffer the signal, the signal is used for the signal after the signal frequency modulation of the signal frequency of the signal is directly frequency-modulated by the amplifier, the amplifier 9, the amplifier detects the 9, the 9 of a 9, the 9 signal path of a 36Q signal is filtered by a high-based on the 36Q signal, the 9, the 36Q signal amplitude of an in-based on the 36Q signal amplitude detection triode 9, the 36Q signal amplitude of an in-based on the 9, the 36Q signal amplitude of an equivalent detection and the 9, the equivalent signal amplitude of an equivalent signal amplitude detection triode 9, the equivalent signal amplitude of a 36Q signal amplitude detection and the equivalent signal amplitude of a 9, the equivalent signal amplitude detection triode 9, the equivalent signal of a 9, the;
the detection calibration module has a specific structure that one end of a variable resistor R6 is connected with one end of a resistor R3 and a capacitor C1, a sliding terminal of the variable resistor R6 is connected with one end of a resistor R5, a capacitor C1 and a capacitor C2, the other end of a resistor R5 is connected with a sliding terminal of a variable resistor R21, one end of a variable resistor R21 is connected with one end of a resistor R4, the other end of a resistor R4 is connected with the other end of a resistor R3, the other end of a variable resistor R21 is connected with one end of a resistor R8 and a gate of a thyristor Q3, the other end of the resistor R3 is connected with ground, a drain of the thyristor Q3 is connected with one end of the resistor R3, the other end of the resistor R3 is connected with the other end of the variable resistor R3, the other end of the resistor R3, the AR 72, the anti-phase emitter of the resistor R3, the emitter of the triode Q3, the emitter of the emitter 3, the emitter of.
In the second embodiment, on the basis of the first embodiment, the signal sampling module selects a signal sampler J1 with a model of DAM-3056AH to sample a signal of a signal transmitter in the information regulating system based on the internet of things, a power supply end of the signal sampler J1 is connected to +5V, a ground end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected to a negative electrode of a voltage regulator tube D1 and a non-inverting input end of an operational amplifier AR1, a positive electrode of the voltage regulator tube D1 is grounded, an inverting input end of the operational amplifier AR1 is connected to one end of a resistor R1 and a resistor R2, the other end of the resistor R1 is grounded, and an output end of the operational amplifier AR1 is connected to the other end of a resistor R2 and the.
When the invention is used, the information regulating circuit based on the internet of things comprises a signal sampling module and a detection and calibration module, wherein the signal sampling module uses a signal sampler J with the model of DAM-3056AH to sample signals of a signal transmitter in the information regulating system based on the internet of things, the detection and calibration module uses a voltage division circuit consisting of a variable resistor R and a variable resistor R to separate the signals into two signals with the same frequency and different amplitudes, the signals are divided into two signals with different amplitudes by using different resistances of the variable resistor R and the variable resistor R, the resistance ratio of the variable resistor R and the variable resistor R can be adjusted to the voltage occupation ratio of the two signals, the capacitors C and C are filter capacitors, one signal uses an operational amplifier AR, the capacitors C and C to form a noise reduction circuit to reduce noise of the signals, the capacitors C are used to decouple the signals, the noise of the signals is filtered, the capacitors C are used as bypass capacitors, the noise reduction function is realized, the operational amplifier AR is used as a limiting signal intensity, the operational amplifier AR is used for buffering signals, the amplifier is used for preventing the signals from directly frequency modulation, the signals from generating distortion signals, finally, the amplifier is used for the amplifier C, the amplifier C-C, the amplifier is used for the amplifier, the amplifier is used for filtering amplifier, the amplifier is used for filtering amplifier for filtering the amplifier, the amplifier for filtering the triode, the triode for filtering the triode for detecting the high-frequency signal, the high-frequency signal input signal, the triode signal input signal, the triode signal is used for detecting the triode signal, the triode signal is used for detecting the triode signal, the triode signal is used for detecting the.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.

Claims (2)

1. An information adjusting circuit based on the Internet of things comprises a signal sampling module and a detection and calibration module, and is characterized in that the signal sampling module samples signals of a signal transmitter in an information adjusting system based on the Internet of things by using a signal sampler J1 with the model of DAM-3056AH, the detection and calibration module uses a voltage division circuit consisting of a variable resistor R6 and a variable resistor R21 to divide the signals into two paths of signals with the same frequency and different amplitudes, a noise reduction circuit consisting of an operational amplifier AR2, a capacitor C3 and a capacitor C4 is used for noise reduction adjustment of the signals, an operational amplifier AR3 is used for buffering the signals, finally a frequency modulation circuit consisting of an inductor L and a capacitor C8-capacitor C9 is used for adjusting the signal frequency and then is input into an in-phase input end of the operational amplifier AR5, two paths of the signals use a thyristor Q3 for detecting the signals, meanwhile, a triode Q1 and a Q2 are used for forming an abnormal signal detection circuit for further detecting the amplitude of the signals, then the signals are amplified and then input into an in-phase input end 5 input end of the operational amplifier, and finally a triode Q4 and a peak value screening diode E emitter is used for triggering a peak value signal transmitter 5 and sending the;
the detection calibration module comprises a variable resistor R6, one end of a variable resistor R6 is connected with one end of a resistor R3 and a capacitor C1, a sliding terminal of the variable resistor R6 is connected with one end of a resistor R5, a capacitor C1 and a capacitor C2, the other end of a resistor R5 is connected with a sliding terminal of a variable resistor R21, one end of a variable resistor R21 is connected with one end of a resistor R4, the other end of a resistor R4 is connected with the other end of a resistor R3, the other end of the variable resistor R21 is connected with one end of a resistor R21 and a gate of a triode R21, the other end of the resistor R21 is connected with the ground, the drain of the resistor R21 is connected with one end of the resistor R21, the other end of the resistor R21 is connected with the other end of the emitter of the resistor R36Q 21, the emitter of the resistor R36Q 21, the emitter of the resistor R21, the emitter of the R36Q 21, the emitter of the emitter.
2. The information regulating circuit based on the internet of things as claimed in claim 1, wherein the signal sampling module comprises a signal sampler J1 with model number DAM-3056AH, a power supply end of the signal sampler J1 is connected with +5V, a grounding end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected with a negative electrode of a voltage regulator tube D1 and a non-inverting input end of an operational amplifier AR1, a positive electrode of the voltage regulator tube D1 is grounded, an inverting input end of the operational amplifier AR1 is connected with one end of a resistor R1 and a resistor R2, the other end of the resistor R1 is grounded, and an output end of the operational amplifier AR1 is connected with the other end of a resistor R2 and the other end of a resistor R3.
CN202010301906.2A 2020-04-16 2020-04-16 Information adjusting circuit based on Internet of things Active CN111431486B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111859459A (en) * 2020-07-31 2020-10-30 唐有钢 Block chain data security management platform
CN111953306A (en) * 2020-08-26 2020-11-17 郑州工程技术学院 Big data multi-center combined control system
CN112187299A (en) * 2020-10-14 2021-01-05 深圳市洛奇机电科技有限公司 Logistics Internet of things positioning and calibrating system
CN112383315A (en) * 2020-12-01 2021-02-19 石家庄铁道大学 Water inrush safety defense system for high-stress tunnel construction
CN113364537A (en) * 2021-06-02 2021-09-07 沸蓝建设咨询有限公司 Internet of things monitoring system based on 5G communication

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CN110376989A (en) * 2019-07-22 2019-10-25 郑州工程技术学院 A kind of industrial control system based on big data
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EP2728748A1 (en) * 2011-06-30 2014-05-07 Nippon Telegraph And Telephone Corporation Automatic gain adjusting circuit
CN110376989A (en) * 2019-07-22 2019-10-25 郑州工程技术学院 A kind of industrial control system based on big data
CN110830059A (en) * 2019-10-21 2020-02-21 河南工业贸易职业学院 Intelligent logistics system with real-time information exchange function

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111859459A (en) * 2020-07-31 2020-10-30 唐有钢 Block chain data security management platform
CN111953306A (en) * 2020-08-26 2020-11-17 郑州工程技术学院 Big data multi-center combined control system
CN111953306B (en) * 2020-08-26 2021-03-02 郑州工程技术学院 Big data multi-center combined control system
CN112187299A (en) * 2020-10-14 2021-01-05 深圳市洛奇机电科技有限公司 Logistics Internet of things positioning and calibrating system
CN112383315A (en) * 2020-12-01 2021-02-19 石家庄铁道大学 Water inrush safety defense system for high-stress tunnel construction
CN113364537A (en) * 2021-06-02 2021-09-07 沸蓝建设咨询有限公司 Internet of things monitoring system based on 5G communication

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