CN208171465U - A kind of intelligent observing and controlling system - Google Patents
A kind of intelligent observing and controlling system Download PDFInfo
- Publication number
- CN208171465U CN208171465U CN201820347092.4U CN201820347092U CN208171465U CN 208171465 U CN208171465 U CN 208171465U CN 201820347092 U CN201820347092 U CN 201820347092U CN 208171465 U CN208171465 U CN 208171465U
- Authority
- CN
- China
- Prior art keywords
- resistance
- signal
- module
- operational amplifier
- capacitor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
A kind of intelligent observing and controlling system,Including temperature collecting module,Signal amplifies filter module,Signal compares amplification module,Sound and light alarm module,Temperature signal is converted to electric signal using temperature sensor U1 by the temperature collecting module,Input signal amplifies filter module,After operational amplifier AR1 enhanced processing in input filter circuit,Signal after filtering processing divides two-way input signal to compare amplification module,It is compared all the way into comparison circuit,Another way input amplifying circuit,Amplifying circuit solves the transmission channel of signal, and there are abnormal signals,Signal strength is caused to be not enough to the problem of driving alarm system to work,More amplified signal inputs the sound and light alarm module being made of diode DS1 and sound alarm subsystem LS1,Two kinds of alarms work at the same time,If a certain warning circuit breaks down,Another alarm work is not influenced,Temperature anomaly is found in time convenient for staff,Also solve the problems, such as that type of alarm is single.
Description
Technical field
The utility model relates to intelligent monitoring technical fields, more particularly to a kind of intelligent observing and controlling system.
Background technique
Intelligent monitoring is system based on one by signal collecting and controlling, is widely used in today's society, still
There are still very to problem, wherein there are abnormal signals for the transmission channel of signal in boiler temperature TT&C system, lead to signal strength
It is not enough to drive alarm system work and the single situation of type of alarm, influences equipment overall effect.
So the utility model provides the new scheme of one kind to solve the problems, such as this.
Utility model content
For above situation, for the defect for overcoming the prior art, the utility model is designed to provide a kind of intelligent testing
Control system, have be skillfully constructed, the characteristic of human oriented design, efficiently solve the transmission of signal in boiler temperature TT&C system
Channel is commonly present abnormal signal, and signal strength is caused to be not enough to drive alarm system work and the single situation of type of alarm.
Its technical solution solved is a kind of intelligent observing and controlling system, including temperature collecting module, signal amplification filtering mould
Block, signal compare amplification module, sound and light alarm module, and the temperature collecting module turns temperature signal with temperature sensor U1
It is changed to electricity/signal and flows into signal amplification filter module, the signal amplification filter module utilizes operational amplifier AR1 enhanced processing
It is filtered in the RC filter circuit that inflow resistance R6, capacitor C1 are composed in parallel afterwards, the signal of the signal amplification filter module output
Divide two-way input signal to compare amplification module, flow to the inverting input terminal of operational amplifier AR2 all the way, another way is flowed to by capacitor
The amplifying circuit of C2-C4, resistance R8-R10 and triode Q1 composition, amplified voltage are used to that sound alarm subsystem LS1 is driven to work,
Operational amplifier AR2 homophase input terminates reference voltage, and it is received defeated that the signal compares operational amplifier AR2 in amplification module
Enter signal and reference voltage compare processing after flow to the sound and light alarm module being made of diode DS1 and sound alarm subsystem LS1 respectively,
The sound and light alarm module is made of diode DS1 and sound alarm subsystem LS1；
The temperature collecting module includes temperature sensor U1, the ground terminal ground connection of temperature sensor U1, temperature sensor
One end of the power supply terminating resistor R1 of U1, the output terminating resistor R2 of another termination power+5V of resistance R1, temperature sensor U1
One end；
The signal amplification filter module includes operational amplifier AR1, the anti-phase input terminating resistor of operational amplifier AR1
The other end of R2 and one end of resistance R4, one end of the homophase input terminating resistor R3 of operational amplifier AR1, resistance R3's is another
End ground connection, the output end of another termination operational amplifier of resistance R4 and one end of resistance R5, another terminating resistor of resistance R5
R6, one end of capacitor C1 and operational amplifier AR2 inverting input terminal, the other end ground connection of resistance R6 and capacitor C1；
It includes operational amplifier AR2, the homophase input terminating resistor of operational amplifier AR2 that the signal, which compares amplification module,
One end of R7, one end of the anti-phase input termination capacitor C2 of another termination reference voltage REF of resistance R7, operational amplifier AR2,
The base stage of another termination triode Q1 of capacitor C2 and one end of resistance R9, another termination power+12V and resistance of resistance R9
One end of R10, the collector of another termination triode Q1 of resistance R10 and one end of capacitor C3, the emitter of triode Q1 connect
The other end of one end of resistance R8 and capacitor C4, resistance R8 and capacitor C4 are grounded.
Due to the use of above technical scheme, the utility model has the following advantages that compared with prior art；
1. signal, which compares amplification module, will amplify filtered voltage signal and is input to all the way by operational amplifier AR2 structure
At the inverting input terminal of comparator be compared with the reference voltage REF of the non-inverting input terminal of operational amplifier AR2, operation is put
One end that the output voltage signal of big device AR2 is input to resistance R11 enters sound and light alarm module, and reference voltage REF is that basis is set
The fixed calculated reference voltage of highest and lowest temperature value, amplifies filtered another way voltage input to by capacitor C2-C4,
The amplifying circuit of resistance R8-R10 and triode Q1 composition, amplified voltage are used to drive the work of sound alarm subsystem LS1, effectively
Ground solves the transmission channel of signal in temperature control system there are abnormal signal, and signal strength is caused to be not enough to drive the alarm be
The case where system work.
2. light alarm flashing, triode Q2 and Q3 is connected in diode DS1 when input signal is higher or lower than reference voltage
Sound alarm subsystem LS1 work is connected, diode DS1 and sound alarm subsystem LS1 are connected in parallel, if a certain warning circuit breaks down, no
Another alarm work is influenced, finds temperature anomaly in time convenient for staff.
Detailed description of the invention
Fig. 1 is a kind of circuit module figure of intelligent observing and controlling system of the utility model.
Fig. 2 is a kind of circuit diagram of intelligent observing and controlling system of the utility model.
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 can be clearly presented in the detailed description of embodiment.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, a kind of intelligent observing and controlling system, including temperature collecting module, signal amplify filter module, and signal compares
Temperature signal is converted to electric signal with temperature sensor U1 by amplification module, sound and light alarm module, the temperature collecting module
It flows into signal and amplifies filter module, the signal amplification filter module flows into resistance after utilizing operational amplifier AR1 enhanced processing
It is filtered in the RC filter circuit that R6, capacitor C1 are composed in parallel, the signal of the signal amplification filter module output divides two-way to input
Signal compares amplification module, flows to the inverting input terminal of operational amplifier AR2 all the way, and another way is flowed to by capacitor C2-C4, resistance
The amplifying circuit of R8-R10 and triode Q1 composition, amplified voltage are used to that sound alarm subsystem LS1 is driven to work, operational amplifier
AR2 homophase input terminates reference voltage, and the signal compares the received input signal of operational amplifier AR2 and base in amplification module
Quasi- voltage flows to the sound and light alarm module being made of diode DS1 and sound alarm subsystem LS1, the acousto-optic report after comparing processing respectively
Alert module is made of diode DS1 and sound alarm subsystem LS1；
Temperature signal in boiler is converted into electric signal using defeated with temperature sensor U1 by the temperature collecting module
Outlet is input in amplifying circuit, the ground terminal ground connection of temperature sensor U1, the power supply terminating resistor R1's of temperature sensor U1
One end, another termination power+5V, resistance R1 and power supply+5V of resistance R1, which is connect, to be played the role of protecting circuit, avoids sensor
Electric current is excessive to cause equipment to burn out, and collected signal is input to letter by one end of the output terminating resistor R2 of temperature sensor U1
Number amplification filter module；
The signal amplification filter module includes operational amplifier AR1, the anti-phase input terminating resistor of operational amplifier AR1
The other end of R2 and one end of resistance R4, one end of the homophase input terminating resistor R3 of operational amplifier AR1, resistance R3's is another
End ground connection, the output end of another termination operational amplifier of resistance R4 and one end of resistance R5, another terminating resistor of resistance R5
R6, one end of capacitor C1 and operational amplifier AR2 inverting input terminal, the other end ground connection of resistance R6 and capacitor C1, resistance R2
Series connection partial pressure, the collected electric signal of temperature sensor U1 is a faint deviation signal, and needing deviation signal to be amplified to needs
The degree wanted, could driving signal compare the operation of amplification module and sound and light alarm module, operational amplifier AR1 is by input signal
Amplification increases output signal strength, and resistance R4 is the negative feedback resistor of operational amplifier AR1, can also be subtracted significantly using negative-feedback
The generated distortion at steady state of few amplifier, and various interference levels, resistance R6 inside operational amplifier AR1 can be weakened
Filter circuit is formed with capacitor C1, filtered signal is input to signal and compares amplification module, improves the stabilization of output signal
Property；
It includes operational amplifier AR2, the homophase input terminating resistor of operational amplifier AR2 that the signal, which compares amplification module,
One end of R7, another termination reference voltage REF of resistance R7, operational amplifier AR2 compare the direct comparator input signal of device and
Reference voltage REF exports high level, otherwise exports low level, benchmark if homophase input voltage is greater than reverse inter-input-ing voltage
Voltage REF is the calculated reference voltage of highest and lowest temperature value according to setting, the inverting input terminal of operational amplifier AR2
Connect one end of capacitor C2, the base stage of another termination triode Q1 of capacitor C2 and one end of resistance R9, another termination of resistance R9
One end of power supply+12V and resistance R10, the collector of another termination triode Q1 of resistance R10 and one end of capacitor C3, three poles
The other end of one end of the emitter connecting resistance R8 and capacitor C4 of pipe Q1, resistance R8 and capacitor C4 are grounded, capacitor C2-C4, resistance
The amplifying circuit of R8-R10 and triode Q1 composition is used to abnormal signal of the compensated operational amplifier AR2 in signal processing
The weakening of voltage caused by interference is not enough to the case where driving alarm work, and power supply+12V ensures triode in magnifying state, electricity
It hinders R10 and converts voltage change for the curent change of transistor collector, to realize voltage amplification, resistance R9 mentions for amplifying circuit
For quiescent point, capacitor C2 is exchanged with the circulation of capacitor C3 blocking, and the output signal having after amplification is used to drive sound alarm subsystem
LS1 work.
Embodiment two, the sound and light alarm module include resistance R11, one end connection resistance R13 and resistance of resistance R11
The other end of one end of R12, resistance R13 is connected with the cathode of diode DS1, and the anode of diode DS1 connects power supply+12V, resistance
The base stage of the other end connecting triode Q2 and triode Q3 of R12, the grounded collector of triode Q2, triode Q2 and triode
The emitter of Q3 is connect with one end of capacitor C5, and the other end of capacitor C5 is connect with one end of alarm LS, and alarm LS1's is another
The collector and power supply+12V of one termination triode Q3.When input signal is higher or lower than reference voltage, diode DS1 conducting
Light alarm flashing, triode Q2 and triode Q3 conducting sound alarm subsystem LS1 work, when input signal in the normal range, acousto-optic
Alarm does not work, and diode DS1 and sound alarm subsystem LS1 are connected in parallel, if a certain warning circuit breaks down, does not influence another
Alarm work finds temperature anomaly convenient for staff in time.
When the utility model is specifically used, the temperature collecting module includes temperature sensor U1, temperature sensor U1's
Ground terminal ground connection, one end of the power supply terminating resistor R1 of temperature sensor U1, another termination power+5V of resistance R1, temperature pass
Collected signal is input to next link by one end of the output terminating resistor R2 of sensor U1；The signal amplifies filter module
Including operational amplifier AR1, input signal is amplified processing, the anti-phase input of operational amplifier AR1 by operational amplifier AR1
The other end of terminating resistor R2 and one end of resistance R4, one end of the homophase input terminating resistor R3 of operational amplifier AR1, resistance
The other end of R3 is grounded, and the output end of another termination operational amplifier of resistance R4 and one end of resistance R5, resistance R5's is another
Terminating resistor R6, one end of capacitor C1 and operational amplifier AR2 inverting input terminal, another termination of resistance R6 and capacitor C1
Ground, resistance R6 and capacitor C1 form filter circuit, and filtered signal is input to next link, improves the stabilization of output signal
Property；It includes operational amplifier AR2 that the signal, which compares amplification module, the homophase input terminating resistor R7's of operational amplifier AR2
One end, another termination reference voltage REF of resistance R7, reference voltage REF are calculated according to the highest and lowest temperature value of setting
Reference voltage out, operational amplifier AR2 compare device, comparator input signal and reference voltage REF, operational amplifier AR2's
Anti-phase input terminates one end of capacitor C2, the base stage of another termination triode Q1 of capacitor C2 and one end of resistance R9, resistance R9
Another termination power+12V and resistance R10 one end, the collector of another termination triode Q1 of resistance R10 and capacitor C3's
The other end of one end, one end of the emitter connecting resistance R8 and capacitor C4 of triode Q1, resistance R8 and capacitor C4 are grounded, capacitor
The amplifying circuit of C2-C4, resistance R8-R10 and triode Q1 composition is used to compensated operational amplifier AR2 in signal processing
Abnormal signal, voltage be not enough to the case where driving alarm work caused by weakening, output signal is used to drive acoustic alarm
Device LS1 work.The sound and light alarm module, one end of one end connection the resistance R13 and resistance R12 of resistance R11, resistance R13's
The other end is connected with the cathode of diode DS1, and the anode of diode DS1 meets power supply+12V, and the other end of resistance R12 connects three poles
The emitter and capacitor C5 of the base stage of pipe Q2 and triode Q3, the grounded collector of triode Q2, triode Q2 and triode Q3
One end connection, the other end of capacitor C5 connect with one end of alarm LS, the collection of another termination triode Q3 of alarm LS1
Electrode and power supply+12V.When input signal is higher or lower than reference voltage, light alarm flashing, triode is connected in diode DS1
Q2 and Q3 conducting sound alarm subsystem LS1 work, diode DS1 and sound alarm subsystem LS1 are connected in parallel, if event occurs for a certain warning circuit
Barrier, does not influence another alarm work, finds temperature anomaly in time convenient for staff.
The above is to combine specific embodiment further detailed description of the utility model, and it cannot be said that originally
Utility model specific implementation is limited only to this；Belonging to the utility model and for those skilled in the technology concerned,
Under the premise of technical solutions of the utility model thinking, made expansion and the replacement of operating method, data should all be fallen in
Within scope of protection of the utility model.
Claims (2)
1. a kind of intelligent observing and controlling system, including temperature collecting module, signal amplifies filter module, and signal compares amplification module, sound
Light alarm module, which is characterized in that temperature signal is converted to electric signal with temperature sensor U1 by the temperature collecting module
It flows into signal and amplifies filter module, the signal amplification filter module flows into resistance after utilizing operational amplifier AR1 enhanced processing
It is filtered in the RC filter circuit that R6, capacitor C1 are composed in parallel, the signal of the signal amplification filter module output divides two-way to input
Signal compares amplification module, flows to the inverting input terminal of operational amplifier AR2 all the way, and another way is flowed to by capacitor C2-C4, resistance
The amplifying circuit of R8-R10 and triode Q1 composition, amplified voltage are used to that sound alarm subsystem LS1 is driven to work, operational amplifier
AR2 homophase input terminates reference voltage, and the signal compares the received input signal of operational amplifier AR2 and base in amplification module
Quasi- voltage flows to the sound and light alarm module being made of diode DS1 and sound alarm subsystem LS1, the acousto-optic report after comparing processing respectively
Alert module is made of diode DS1 and sound alarm subsystem LS1；
The temperature collecting module includes temperature sensor U1, and the ground terminal of temperature sensor U1 is grounded, temperature sensor U1's
One end of power supply terminating resistor R1, the one of the output terminating resistor R2 of another termination power+5V of resistance R1, temperature sensor U1
End；
The signal amplification filter module includes operational amplifier AR1, the anti-phase input terminating resistor R2's of operational amplifier AR1
One end of the other end and resistance R4, one end of the homophase input terminating resistor R3 of operational amplifier AR1, another termination of resistance R3
Ground, the output end of another termination operational amplifier of resistance R4 and one end of resistance R5, another terminating resistor R6, the electricity of resistance R5
Hold one end of C1 and the inverting input terminal of operational amplifier AR2, the other end ground connection of resistance R6 and capacitor C1；
It includes operational amplifier AR2 that the signal, which compares amplification module, the homophase input terminating resistor R7's of operational amplifier AR2
One end, one end of the anti-phase input termination capacitor C2 of another termination reference voltage REF of resistance R7, operational amplifier AR2, capacitor
The base stage of another termination triode Q1 of C2 and one end of resistance R9, another termination power+12V's and resistance R10 of resistance R9
One end, the collector of another termination triode Q1 of resistance R10 and one end of capacitor C3, the emitter connecting resistance R8 of triode Q1
With one end of capacitor C4, the other end of resistance R8 and capacitor C4 are grounded.
2. a kind of intelligent observing and controlling system as described in claim 1, which is characterized in that the sound and light alarm module includes resistance
One end of one end connection the resistance R13 and resistance R12 of R11, resistance R11, the other end of resistance R13 and the cathode of diode DS1
Connection, the anode of diode DS1 meet power supply+12V, the base stage of the other end connecting triode Q2 and triode Q3 of resistance R12, and three
The emitter of the grounded collector of pole pipe Q2, triode Q2 and triode Q3 are connect with one end of capacitor C5, and capacitor C5's is another
End is connect with one end of alarm LS, the collector and power supply+12V of another termination triode Q3 of alarm LS1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347092.4U CN208171465U (en) | 2018-03-14 | 2018-03-14 | A kind of intelligent observing and controlling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347092.4U CN208171465U (en) | 2018-03-14 | 2018-03-14 | A kind of intelligent observing and controlling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208171465U true CN208171465U (en) | 2018-11-30 |
Family
ID=64373045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820347092.4U Expired - Fee Related CN208171465U (en) | 2018-03-14 | 2018-03-14 | A kind of intelligent observing and controlling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208171465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113067466A (en) * | 2021-05-19 | 2021-07-02 | 上海鸿晔电子科技股份有限公司 | Voltage source circuit and power management chip |
-
2018
- 2018-03-14 CN CN201820347092.4U patent/CN208171465U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113067466A (en) * | 2021-05-19 | 2021-07-02 | 上海鸿晔电子科技股份有限公司 | Voltage source circuit and power management chip |
| CN113067466B (en) * | 2021-05-19 | 2022-06-24 | 上海鸿晔电子科技股份有限公司 | Voltage source circuit and power management chip |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207586360U (en) | A kind of fault arc detection device | |
| CN208444170U (en) | Rotary drill wireless remote monitering intelligent Fault Diagnose Systems | |
| CN201522606U (en) | Eccentrically-arranged power supply circuit of remote sensing CCD camera | |
| CN208171465U (en) | A kind of intelligent observing and controlling system | |
| CN110350485A (en) | A kind of overcurrent protection module, system and method | |
| CN204462239U (en) | A kind of overvoltage/undervoltage integration warning device | |
| CN208077155U (en) | Computer fault alarm system | |
| CN103424179A (en) | Noise alarm system | |
| CN201771740U (en) | Fan and fault detection circuit thereof | |
| CN205749762U (en) | A kind of alarm drive circuit for ground wire detector | |
| CN208027549U (en) | A kind of electronic information switching system | |
| CN202102045U (en) | Filter capacitor voltage tester | |
| CN209591060U (en) | A kind of turning machine accident warning device | |
| CN109104180A (en) | electronic information data processing system | |
| CN209432292U (en) | A kind of real-time temperature test sytem | |
| CN215813272U (en) | Cable intelligent protection device and cable intelligent detection system | |
| CN208207119U (en) | A kind of device of the vehicle-mounted electrical fault of real-time detection | |
| CN209687841U (en) | A kind of hydraulic safe early warning system | |
| CN210893246U (en) | Multi-channel analog quantity real-time detection device | |
| CN208325149U (en) | A kind of shared electric car protection alarm device | |
| CN208819337U (en) | Fire monitoring control system | |
| CN207924003U (en) | Wisdom safety utilization of electric power monitoring detector voltage display device | |
| CN103472345B (en) | A kind of electrical equipment grounding line burn-in test circuit | |
| CN209842008U (en) | Quick positioner of electric control circuit fault judgement | |
| CN203490312U (en) | Aging detection circuit of grounding wire of electric equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20200314 |