CN207924003U - Wisdom safety utilization of electric power monitoring detector voltage display device - Google Patents
Wisdom safety utilization of electric power monitoring detector voltage display device Download PDFInfo
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- CN207924003U CN207924003U CN201820476371.0U CN201820476371U CN207924003U CN 207924003 U CN207924003 U CN 207924003U CN 201820476371 U CN201820476371 U CN 201820476371U CN 207924003 U CN207924003 U CN 207924003U
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Abstract
The utility model discloses wisdom safety utilization of electric power monitoring detector voltage display devices,Including signal acquisition module,Signal processing module,Voltage stabilizing module,The signal acquisition module is flowed into signal processing module using model CHV 50P Hall voltage sensor U1 collection voltages signals and carries out Signal Regulation,The signal processing module includes second-order low-pass filter circuit,Amplifying circuit,Amplification follows circuit,The output signal of signal acquisition module passes through and second-order low-pass filter circuit filtering all the way,Another way carries out signal amplification through amplifying circuit,Signal after filter and amplification is flowed into enhanced processing in the amplifying circuit of triode Q1 compositions,Signal after enhanced processing is flowed into the regulator circuit being made of diode D3 and D4,The output signal of the Voltage stabilizing module is connected on the input interface of 8051 microcontrollers,8051 microcontroller output interfaces connection LED charactrons carry out voltage and show.
Description
Technical field
The utility model is related to wisdom safety utilizations of electric power to monitor detection technology field, be monitored more particularly to wisdom safety utilization of electric power
Detector voltage display device.
Background technology
With internet+thought be dissolved into conventionally manufactured industry, establish under the application of a variety of transmission technologys of Internet of Things,
Traditional electrical safety industry has also welcome the epoch of cloud service and big data, and wisdom safety utilization of electric power supervisory systems is such one
(data service kind DaaS）Cloud service liberate scheme, pass through the acquisition, storage, application of the real time data to magnanimity, Yun Ping
Platform using specific tool, algorithm, data are excavated, utilization, integration, be supplied to user's optimum management flow, still
With voltage display device there is also acquisition jitter, signal transmission passage contains humorous wisdom safety utilization of electric power monitoring detector
The problem of wave, influences the precision that voltage is shown.
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 wisdom that is designed to provide of the utility model to use safely
Electric monitoring detector voltage display device, have be skillfully constructed, the characteristic of human oriented design, efficiently solve wisdom safety
The problem of power monitoring detector acquires jitter with voltage display device, and signal transmission passage contains harmonic wave, ensure that
The precision of voltage display device.
Its technical solution solved is wisdom safety utilization of electric power monitoring detector voltage display device, including signal acquisition
Module, signal processing module, Voltage stabilizing module, the signal acquisition module utilize model CHV-50P Hall voltage sensors U1
Collection voltages signal, which is flowed into signal processing module, carries out Signal Regulation, and the signal processing module includes second-order low-pass filter
Circuit, amplifying circuit, amplification follow circuit, and the output signal of signal acquisition module passes through all the way and second-order low-pass filter circuit is filtered
Wave, another way carry out signal amplification through amplifying circuit, and the signal after filter and amplification is flowed into the amplifying circuit of triode Q1 compositions
Middle enhanced processing, the signal after enhanced processing are flowed into the regulator circuit being made of diode D3 and D4, the Voltage stabilizing module
Output signal be connected on the input interface of 8051 microcontrollers, microcontroller output interface connects LED charactrons, and to carry out voltage aobvious
Show；
The signal acquisition module includes model CHV-50P Hall voltage sensor U1, Hall voltage sensor U1 electricity
One end of source connecting resistance R1, another termination power+15V of resistance R1, ground terminal ground connection, one end of output terminating resistor R2,
One end of the anode and resistance R3 of another terminating diode D1 of resistance R2；
The Voltage stabilizing module includes diode D2, the anode of the output terminating diode D2 of operational amplifier A R3 and two poles
The cathode of the cathode of pipe D3, diode D2 connects power supply+3.3V, the plus earth of diode D3；
The signal processing module includes resistance R3, one end of another terminating resistor R4 of resistance R3 and the one of capacitance C1
End, the output end of another termination operational amplifier A R1 of capacitance C1, another termination operational amplifier A R1's of resistance R4 is in the same direction
One end of input terminal and capacitance C2, the other end ground connection of capacitance C2, the reverse input end connecting resistance R5 and electricity of operational amplifier A R1
Hinder one end of R6, the other end ground connection of resistance R5, the output end of another termination operational amplifier A R1 of resistance R6, amplifier AR1
Output terminating resistor R10, resistance R9, one end of capacitance C3 and triode Q1 base stage, the cathode connecting resistance R7 of diode D1
One end and operational amplifier A R2 reverse input end, one end of the noninverting input connecting resistance R8 of operational amplifier A R2, electricity
Hinder R8 the other end ground connection, the output end and resistance R9 of another termination operational amplifier A R2 of resistance R7, one end of capacitance C3 and
The other end of the base stage of triode Q1, resistance R9 and capacitance C3 are grounded, another termination power+12V's and resistance R11 of resistance R9
One end, the emitter of another termination triode Q1 of resistance R11, one end of the collector connecting resistance R12 of triode Q1 and operation
The noninverting input of amplifier AR3, the other end ground connection of resistance R12, the reverse input end of operational amplifier A R3 connect operation amplifier
The output end of device AR3.
Due to the use of above technical scheme, the utility model has the following advantages that compared with prior art；
Signal processing module includes resistance R3, one end of one end and capacitance C1 of another terminating resistor R4 of resistance R3, electricity
Hold the output end of another termination operational amplifier A R1 of C1, the noninverting input of another termination operational amplifier A R1 of resistance R4
It being grounded with the other end of one end of capacitance C2, capacitance C2, the collected signals of Hall voltage sensor U1 flow to resistance R3 all the way,
Resistance R3, resistance R4 and capacitance C2 constitute a filter, and filtered signal is after operational amplifier A R1 amplifications again through electricity
Hold C1 negative-feedbacks to come, capacitance C2 and resistance R4 constitute filter circuit again, and filtered signal is put through operational amplifier A R1 again
Greatly, filter effect is greatly improved, the harmonic wave in signal transmission passage can be effective filtered out, ensures the stability of acquisition signal,
Hall voltage sensor U1 collected signal another ways are flowed into after diode D1 rectifications to be made of operational amplifier A R2
In amplifying circuit, the stability of signals transmission is greatlyd improve.
Description of the drawings
Fig. 1 is the circuit module figure of the utility model wisdom safety utilization of electric power monitoring detector voltage display device.
Fig. 2 is the circuit diagram of the utility model wisdom safety utilization of electric power monitoring detector voltage display device.
Specific implementation mode
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, wisdom safety utilization of electric power monitoring detector voltage display device, including at signal acquisition module, signal
Manage module, Voltage stabilizing module, which is characterized in that the signal acquisition module utilizes model CHV-50P Hall voltage sensors U1
Collection voltages signal, which is flowed into signal processing module, carries out Signal Regulation, and the signal processing module includes second-order low-pass filter
Circuit, amplifying circuit, amplification follow circuit, and the output signal of signal acquisition module passes through all the way and second-order low-pass filter circuit is filtered
Wave, another way carry out signal amplification through amplifying circuit, and the signal after filter and amplification is flowed into the amplifying circuit of triode Q1 compositions
Middle enhanced processing, the signal after enhanced processing are flowed into the regulator circuit being made of diode D3 and D4, the Voltage stabilizing module
Output signal be connected on the input interface of 8051 microcontrollers, 8051 microcontroller output interfaces connect LED charactrons carry out electricity
Pressure display, the signal acquisition module are to realize Signals collecting function using model CHV-50P Hall voltage sensors U1, should
Sensor has strong, a stable and reliable for performance advantage of overload capacity, and collected signal divides two-way entering signal processing module, and one
Road flows into the second-order low-pass filter circuit being made of operational amplifier A R1 and is filtered, and filters out high-frequency interferencing signal, another
Road flows into rectification amplification module, carries out rectification enhanced processing to input signal, two paths of signals, which converges, to be flowed into amplification and follow module
It being handled, the Voltage stabilizing module for being finally flowed into two diode D2, D3 compositions ensures the amplitude of sampled signal in+0 ~ 3.3V,
Meet the requirement of 8051 microcontrollers and LED charactrons to input signal；
The signal processing module includes resistance R3, one end of another terminating resistor R4 of resistance R3 and the one of capacitance C1
End, the output end of another termination operational amplifier A R1 of capacitance C1, another termination operational amplifier A R1's of resistance R4 is in the same direction
One end of input terminal and capacitance C2, the other end ground connection of capacitance C2, the reverse input end connecting resistance R5 and electricity of operational amplifier A R1
Hinder one end of R6, the other end ground connection of resistance R5, the output end of another termination operational amplifier A R1 of resistance R6, amplifier AR1
Output terminating resistor R10, resistance R9, one end of capacitance C3 and triode Q1 base stage, the cathode connecting resistance R7 of diode D1
One end and operational amplifier A R2 reverse input end, one end of the noninverting input connecting resistance R8 of operational amplifier A R2, electricity
Hinder R8 the other end ground connection, the output end and resistance R9 of another termination operational amplifier A R2 of resistance R7, one end of capacitance C3 and
The other end of the base stage of triode Q1, resistance R9 and capacitance C3 are grounded, another termination power+12V's and resistance R11 of resistance R9
One end, the emitter of another termination triode Q1 of resistance R11, one end of the collector connecting resistance R12 of triode Q1 and operation
The noninverting input of amplifier AR3, the other end ground connection of resistance R12, the reverse input end of operational amplifier A R3 connect operation amplifier
The output end of device AR3, the collected signals of Hall voltage sensor U1 flow to resistance R3, resistance R3, resistance R4 and capacitance all the way
C2 constitutes a filter, and filtered signal comes through capacitance C1 negative-feedbacks again after operational amplifier A R1 amplifications, capacitance
C2 and resistance R4 constitutes filter circuit again, and filtered signal amplifies through operational amplifier A R1 again, greatly improves filtering effect
Fruit can effective filter out the harmonic wave in signal transmission passage, ensure that the stability of acquisition signal, Hall voltage sensor U1 are adopted
The signal another way collected is flowed into after diode D1 rectifications in the amplifying circuit being made of operational amplifier A R2, greatly
It is increased to the stability of signals transmission, input signal is again introduced into after carrying out rectification, filtering, enhanced processing by triode
Q1 composition amplifying circuits are amplified, and are then flowed into the follower of operational amplifier A R3 compositions, voltage follower is when input
When impedance is very high, it is equivalent to open a way to front stage circuits, when output impedance is very low, a constant pressure is equivalent to late-class circuit
Source, i.e. output voltage be not by late-class circuit impedance influences so that output voltage is equal with input voltage, ensures signal transmission passage
Stability.
Embodiment two, on the basis of embodiment one, the signal acquisition module includes model CHV-50P Hall voltages
Sensor U1, one end of Hall voltage sensor U1 power supply terminating resistors R1, another termination power+15V of resistance R1, ground terminal
Ground connection, one end of output terminating resistor R2, one end of the anode and resistance R3 of another terminating diode D1 of resistance R2；It utilizes
CHV-50P Hall voltage sensors U1 realizes Signals collecting function, which has overload capacity strong, stable and reliable for performance
Advantage, resistance R1 play the role of protecting voltage sensor, resistance R2 series connection partial pressures；
The Voltage stabilizing module includes diode D2, the anode of the output terminating diode D2 of operational amplifier A R3 and two poles
The cathode of the cathode of pipe D3, diode D2 connects power supply+3.3V, the plus earth of diode D3, the A/D incoming levels of system CPU
It is required that being 0 ~ 3.3V, to ensure that output signal can meet requirement of the system to voltage display device, it is therefore desirable to carry out voltage
Offset, when input voltage is excessively high, diode D3 is connected, and when input voltage is too low, diode D2 is connected so that output signal
Range is maintained at 0 ~ 3.3V.
When the utility model is specifically used, wisdom safety utilization of electric power monitoring detector is adopted with voltage display device, including signal
Collect module, signal processing module, Voltage stabilizing module, which is characterized in that the signal acquisition module utilizes model CHV-50P Halls
Voltage sensor U1 collection voltages signals, which are flowed into signal processing module, carries out Signal Regulation, the signal processing module
Including second-order low-pass filter circuit, amplifying circuit, amplification follows circuit, the output signal of signal acquisition module to pass through and second order all the way
Low-pass filter circuit filters, and carries out signal amplification through amplifying circuit all the way, and the signal after filter and amplification is flowed into triode Q1 groups
At amplifying circuit in be finally flowed into the regulator circuit being made of diode D3 and D4, the output signal of the Voltage stabilizing module
It is connected on the input interface of 8051 microcontrollers, 8051 microcontroller output interfaces connection LED charactrons carry out voltage and show, described
Signal acquisition module is to realize that Signals collecting function, the sensor have using model CHV-50P Hall voltage sensors U1
Overload capacity is strong, advantage stable and reliable for performance, and collected signal divides two-way entering signal processing module, is flowed into all the way by transporting
The second-order low-pass filter circuit for calculating amplifier AR1 compositions is filtered, and filters out high-frequency interferencing signal, and another way flows into rectification
Amplification module carries out rectification enhanced processing to input signal, and two paths of signals, which converges, to be flowed into amplification module is followed to be handled, most
The Voltage stabilizing module for being flowed into two diode D2, D3 compositions afterwards ensures the amplitude of sampled signal in+0 ~ 3.3V, meet microcontroller and
Requirement of the LED charactrons to input signal.
The above is to combine specific implementation mode further detailed description of the utility model, and it cannot be said that originally
Utility model specific implementation is limited only to this；For 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 by expand and operating method, data replacement, should all fall
Within scope of protection of the utility model.
Claims (2)
1. wisdom safety utilization of electric power monitoring detector voltage display device, including signal acquisition module, signal processing module, voltage stabilizing
Module, which is characterized in that the signal acquisition module utilizes model CHV-50P Hall voltage sensor U1 collection voltages signals
It is flowed into signal processing module and carries out Signal Regulation, the signal processing module includes second-order low-pass filter circuit, amplification electricity
Road, amplification follow circuit, the output signal of signal acquisition module to pass through and second-order low-pass filter circuit filtering all the way, and another way is through putting
Big circuit carries out signal amplification, and the signal after filter and amplification is flowed into enhanced processing in the amplifying circuit of triode Q1 compositions, puts
Treated greatly, and signal is flowed into the regulator circuit being made of diode D3 and D4, the output signal connection of the Voltage stabilizing module
Onto the input interface of 8051 microcontrollers, 8051 microcontroller output interfaces connection LED charactrons carry out voltage and show；
The signal processing module includes resistance R3, one end of one end and capacitance C1 of another terminating resistor R4 of resistance R3, electricity
Hold the output end of another termination operational amplifier A R1 of C1, the noninverting input of another termination operational amplifier A R1 of resistance R4
It is grounded with the other end of one end of capacitance C2, capacitance C2, the reverse input end connecting resistance R5's and resistance R6 of operational amplifier A R1
One end, the other end ground connection of resistance R5, the output end of another termination operational amplifier A R1 of resistance R6, the output of amplifier AR1
Terminating resistor R10, resistance R9, one end of capacitance C3 and triode Q1 base stage, one end of the cathode connecting resistance R7 of diode D1
With the reverse input end of operational amplifier A R2, one end of the noninverting input connecting resistance R8 of operational amplifier A R2, resistance R8's
The other end is grounded, output end and resistance R9, one end of the capacitance C3 and triode of another termination operational amplifier A R2 of resistance R7
The other end of the base stage of Q1, resistance R9 and capacitance C3 are grounded, one end of another termination power+12V and resistance R11 of resistance R9,
The emitter of another termination triode Q1 of resistance R11, one end of the collector connecting resistance R12 of triode Q1 and operational amplifier
The noninverting input of AR3, the other end ground connection of resistance R12, the reverse input end of operational amplifier A R3 meet operational amplifier A R3
Output end.
2. wisdom safety utilization of electric power monitoring detector voltage display device as described in claim 1, which is characterized in that the letter
Number acquisition module includes model CHV-50P Hall voltage sensor U1, Hall voltage sensor U1 power supply terminating resistors R1's
One end, another termination power+15V of resistance R1, ground terminal ground connection, one end of output terminating resistor R2, the other end of resistance R2
Connect one end of the anode and resistance R3 of diode D1；
The Voltage stabilizing module includes diode D2, the anode and diode D3 of the output terminating diode D2 of operational amplifier A R3
Cathode, the cathode of diode D2 connects power supply+3.3V, the plus earth of diode D3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820476371.0U CN207924003U (en) | 2018-04-04 | 2018-04-04 | Wisdom safety utilization of electric power monitoring detector voltage display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820476371.0U CN207924003U (en) | 2018-04-04 | 2018-04-04 | Wisdom safety utilization of electric power monitoring detector voltage display device |
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| Publication Number | Publication Date |
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| CN207924003U true CN207924003U (en) | 2018-09-28 |
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| CN201820476371.0U Expired - Fee Related CN207924003U (en) | 2018-04-04 | 2018-04-04 | Wisdom safety utilization of electric power monitoring detector voltage display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696579A (en) * | 2019-03-06 | 2019-04-30 | 徐州凯思特机电科技有限公司 | A kind of voltage detecting circuit and its detection method for flame-proof type charger |
-
2018
- 2018-04-04 CN CN201820476371.0U patent/CN207924003U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696579A (en) * | 2019-03-06 | 2019-04-30 | 徐州凯思特机电科技有限公司 | A kind of voltage detecting circuit and its detection method for flame-proof type charger |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 467000 Huatuo Electric Power Industrial Park, north of the east section of Shenma Avenue, high tech Zone, Pingdingshan City, Henan Province Patentee after: Huatuo Power Equipment Group Co.,Ltd. Address before: 467000 courtyard 5, Fengyuan street, high tech Zone, Pingdingshan City, Henan Province Patentee before: HENAN HUATUO ELECTRIC POWER EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 |
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| CF01 | Termination of patent right due to non-payment of annual fee |