CN211651659U - Correlation type photoelectric sensor detection circuit - Google Patents
Correlation type photoelectric sensor detection circuit Download PDFInfo
- Publication number
- CN211651659U CN211651659U CN202020325453.2U CN202020325453U CN211651659U CN 211651659 U CN211651659 U CN 211651659U CN 202020325453 U CN202020325453 U CN 202020325453U CN 211651659 U CN211651659 U CN 211651659U
- Authority
- CN
- China
- Prior art keywords
- resistor
- capacitor
- pin
- triode
- amplifier
- 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
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 239000003990 capacitor Substances 0.000 claims abstract description 145
- 230000033228 biological regulation Effects 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 238000012216 screening Methods 0.000 claims abstract description 11
- 230000001629 suppression Effects 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 239000003381 stabilizer Substances 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Images
Landscapes
- Amplifiers (AREA)
Abstract
The utility model discloses a correlation type photoelectric sensor detection circuitry, include: the device comprises a photoelectric emission module, a regulation and suppression module, a filtering and screening module, a control module and a photoelectric receiving module, wherein a capacitor C1 and a capacitor C2 in the photoelectric emission module provide a continuous storage power supply for an emitter, and a triode Q1 detects input voltage and keeps outputting standard voltage; the capacitor C3 and the capacitor C4 in the regulation and suppression module regulate the weakened signal, and the triode Q3 controls the output of the regulation standard signal; the resistor R11 and the resistor R12 in the filtering and screening module are connected in series to form a voltage division circuit, and the transistor Q5 controls the output current to achieve quick triggering according to the obtained voltage value; a resistor TR1 in the control module adjusts the resistance of current in the circuit and changes the characteristics of the amplifier, and a capacitor C9 is grounded to eliminate high-frequency components generated by the circuit; a triode Q3 in the photoelectric receiving module controls the conduction of a receiver signal, and a capacitor C8 filters redundant impurities generated by signal conversion of an amplifier U3.
Description
Technical Field
The utility model belongs to the technical field of the photoelectric sensor detects and specifically relates to correlation type photoelectric sensor detection circuitry.
Background
The photoelectric sensor is a device for converting optical signals into electric signals based on photoelectric effect, wherein the photoelectric effect means that light is emitted on a light receiving plate, and the light receiving plate absorbs the energy of photons to generate a corresponding electric effect phenomenon so as to realize a photoelectric conversion detection element.
The existing correlation type photoelectric sensor detection circuit cannot provide continuous power supply and detect input voltage when providing power supply for the emitter, so that the instability of the signal frequency of the emitter is influenced; when the transmission signal is weakened, the standard signal which can not be adjusted and repaired and adjusted is controlled, so that the quality of signal transmission is influenced; when the detection distance is displaced, the characteristics of the amplifier cannot be changed, and high-frequency signal components generated in the operation of the components are removed, so that the detection sensitivity during transmission is influenced.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: a correlation type photoelectric sensor detection circuit is provided to solve the above problems in the prior art.
The technical scheme is as follows: a correlation type photosensor detection circuit comprising: the device comprises a photoelectric emission module, a regulation and suppression module, a filtering and screening module, a control module and a photoelectric receiving module, wherein a capacitor C1 and a capacitor C2 in the photoelectric emission module provide a continuous storage power supply for an emitter, and a triode Q1 detects input voltage and keeps outputting standard voltage; the capacitor C3 and the capacitor C4 in the regulation and suppression module regulate the weakened signal, and the triode Q3 controls the output of the regulation standard signal; the resistor R11 and the resistor R12 in the filtering and screening module are connected in series to form a voltage division circuit, and the transistor Q5 controls the output current to achieve quick triggering according to the obtained voltage value; a resistor TR1 in the control module adjusts the resistance of current in the circuit and changes the characteristics of the amplifier, and a capacitor C9 is grounded to eliminate high-frequency components generated by the circuit; a triode Q3 in the photoelectric receiving module controls the conduction of a receiver signal, and a capacitor C8 filters redundant impurities generated by signal conversion of an amplifier U3.
In a further embodiment, the photoemissive module comprises a capacitor C1, a capacitor C2, a resistor R1, a diode D1, a resistor R2, a diode Q1, a capacitor C11, an inductor L1, a light emitter VD1, and a light emitter VD2, wherein the positive terminal of the capacitor C1 is respectively connected with one terminal of the capacitor C2, one terminal of the resistor R1, the positive terminal of the diode D1, and a power supply + 12V; the negative end of the capacitor C1 is respectively connected with the other end of the capacitor C2 and a ground wire GND; the other end of the resistor R1 is respectively connected with the positive end of the capacitor C11 and the base end of the triode Q1; the negative end of the capacitor C11 is connected with one end of an inductor L1; the collector terminal of the triode Q1 is connected with one end of a resistor R2; the other end of the resistor R2 is connected with the cathode end of the diode D1; the emitter end of the triode Q1 is connected with the positive end of an emitter VD 1; the negative end of the emitter VD1 is connected with the positive end of an emitter VD 2; and the negative end of the emitter VD2 is respectively connected with the other end of the inductor L1 and a ground wire GND.
In a further embodiment, the regulation and suppression module comprises a capacitor C3, a voltage regulator U1, a resistor R9, a capacitor C4, a transistor Q3 and a resistor R10, wherein the positive terminal of the capacitor C3 is connected to pin 1 of the voltage regulator U1, the other terminal of the resistor R2 and the negative terminal of a diode D1 respectively; the negative end of the capacitor C3 is respectively connected with the collector end of the triode Q1 and one end of the resistor R2; the pin 2 of the voltage stabilizer U1 is respectively connected with one end of a resistor R9, the positive end of a capacitor C4 and the base end of a triode Q3; pin 3 of the voltage stabilizer U1 is respectively connected with the negative electrode end of the capacitor C4 and one end of the resistor R10; the other end of the resistor R10 is connected with a collector terminal of a triode Q3; and the emitter terminal of the triode Q3 is respectively connected with the other end of the resistor R9 and the ground wire GND.
In a further embodiment, the filtering and screening module includes a resistor R11, a resistor R12, a resistor R13, a diode D2, an amplifier U4, and a transistor Q5, wherein one end of the resistor R11 is connected to one end of the resistor R13, the pin 3 of the regulator U1, the negative end of the capacitor C4, and one end of the resistor R10, respectively; the other end of the resistor R11 is respectively connected with one end of a resistor R12 and a pin 5 of an amplifier U4; the other end of the resistor R12 is respectively connected with a pin 2 of a transistor Q5, an emitter terminal of a triode Q3, the other end of a resistor R9 and a ground wire GND; the other end of the resistor R13 is connected with the cathode end of the diode D2; the positive end of the diode D2 is connected with a pin 6 of an amplifier U4; pin 11 of the amplifier U4 is connected with a ground wire GND; pin 4 of the amplifier U4 is connected to supply + 6V.
In a further embodiment, the control module comprises a lamp LED1, a transistor Q4, a diode D3, a resistor TR1, a capacitor C5, an amplifier U2, a resistor R18, a capacitor C6, a diode D4, a capacitor C9 and an inductor L2, wherein the positive terminal of the lamp LED1 is connected with a pin 3 of the transistor Q5; the negative end of the lamp LED1 is respectively connected with the collector end of the triode Q4, one end of the resistor R8, the pin 1 and the pin 11 of the amplifier U2 and the positive end of the diode D4; the base end of the triode Q4 is connected with the cathode end of the diode D3; the emitter terminal of the triode Q4 is respectively connected with pin 2 and pin 3 of a resistor TR 1; pin 1 of the resistor TR1 is respectively connected with one end of the capacitor C5 and a ground wire GND; the other end of the capacitor C5 is respectively connected with the positive end of a diode D3 and a pin 4 of an amplifier U2; the pin 3 of the amplifier U2 is connected with one end of an inductor L2; pin 2 of the amplifier U2 is connected with the other end of the inductor L2; the other end of the resistor R8 is respectively connected with one end of a capacitor C6, the negative electrode end of a diode D4 and one end of a capacitor C9; the other end of the capacitor C6 is connected with a ground wire GND; the other end of the capacitor C9 is connected with the ground line GND.
In a further embodiment, the optical-electrical receiving module comprises a capacitor C7, a resistor R7, a capacitor C8, an amplifier U3, a receiver VD3, a receiver VD4, a resistor R6, a resistor R5, a resistor R4, a transistor Q2, a resistor R3, and a capacitor C10, wherein the positive terminal of the capacitor C7 is respectively connected with one terminal of a resistor R7, the positive terminal of the receiver VD4, and a pin 5 of the amplifier U3; the negative end of the capacitor C7 is respectively connected with the other end of the resistor R7, one end of the capacitor C8, one end of the resistor R6, the pin 3 of the amplifier U2 and one end of the inductor L2; the other end of the capacitor C8 is connected with a pin 7 of an amplifier U3; pin 11 of the amplifier U3 is connected with a +12V power supply; pin 4 of the amplifier U3 is connected with a ground wire GND; pin 6 of the amplifier U3 is connected with one end of a resistor R4; the other end of the resistor R4 is respectively connected with an emitter terminal of a triode Q2, one end of a resistor R5 and the other end of a resistor R6; the other end of the resistor R5 is connected with a ground wire GND; the collector end of the triode Q2 is respectively connected with the negative end of a receiver VD3, the other end of a resistor R8, one end of a capacitor C6, the negative end of a diode D4 and one end of a capacitor C9; the positive end of the receiver VD3 is connected with the negative end of the receiver VD 4; the base end of the triode Q2 is respectively connected with the cathode end of the emitter VD2, the other end of the inductor L1, one end of the resistor R3 and the ground wire GND; the other end of the resistor R3 is connected with one end of a capacitor C10; the other end of the capacitor C10 is connected with the ground line GND.
In a further embodiment, the diode D3 is a zener diode; the model of the transistor Q1, the model of the transistor Q2, the model of the transistor Q3 and the model of the transistor Q4 are NPN; the capacitor C1, the capacitor C3 and the electrolytic capacitor are all electrolytic capacitors.
Has the advantages that: the utility model provides a capacitor C1 and a capacitor C2 in the power supply emission module for the transmitter VD1 and the transmitter VD2 provide the stability of continuous power supply protection power supply transmission, and the triode Q1 detects the output of protection standard voltage to the input voltage; in the regulation suppression module, the capacitor C3 and the capacitor C4 regulate the weakened signal to improve the quality of signal transmission, and the triode Q3 controls the output of a regulation standard signal; when the resistor TR1 in the control module displaces the detection distance, the resistance value of the current in the circuit and the characteristics of the amplifier are changed, the capacitor C9 is grounded to eliminate high-frequency signal components generated in the circuit, and the detection sensitivity is improved during signal transmission; the capacitor C8 filters out the unnecessary impurities generated by the signal conversion of the amplifier U3.
Drawings
Fig. 1 is a circuit diagram of the module of the present invention.
Fig. 2 is a circuit diagram of the photoemission module of the present invention.
Fig. 3 is a circuit diagram of the adjusting and suppressing module of the present invention.
Fig. 4 is a circuit diagram of the filtering and screening module of the present invention.
Fig. 5 is a circuit diagram of the control module of the present invention.
Fig. 6 is a circuit diagram of the photoelectric receiving module of the present invention.
Detailed Description
Referring to fig. 1 to 6, a detection circuit of a correlation type photosensor includes: the photoelectric emission module comprises a capacitor C1, a capacitor C2, a resistor R1, a diode D1, a resistor R2, a diode Q1, a capacitor C11, an inductor L1, a light emitter VD1 and a light emitter VD 2.
And the regulation suppression module comprises a capacitor C3, a voltage regulator U1, a resistor R9, a capacitor C4, a triode Q3 and a resistor R10.
And the filtering and screening module comprises a resistor R11, a resistor R12, a resistor R13, a diode D2, an amplifier U4 and a transistor Q5.
The LED lamp comprises a control module, wherein the control module comprises a lamp LED1, a triode Q4, a diode D3, a resistor TR1, a capacitor C5, an amplifier U2, a resistor R18, a capacitor C6, a diode D4, a capacitor C9 and an inductor L2.
The photoelectric receiving module comprises a capacitor C7, a resistor R7, a capacitor C8, an amplifier U3, a receiver VD3, a receiver VD4, a resistor R6, a resistor R5, a resistor R4, a triode Q2, a resistor R3 and a capacitor C10.
The positive terminal of the capacitor C1 in the photoelectric emission module is respectively connected with one end of a capacitor C2, one end of a resistor R1, the positive terminal of a diode D1 and a power supply + 12V; the negative end of the capacitor C1 is respectively connected with the other end of the capacitor C2 and a ground wire GND; the other end of the resistor R1 is respectively connected with the positive end of the capacitor C11 and the base end of the triode Q1; the negative end of the capacitor C11 is connected with one end of an inductor L1; the collector terminal of the triode Q1 is connected with one end of a resistor R2; the other end of the resistor R2 is connected with the cathode end of the diode D1; the emitter end of the triode Q1 is connected with the positive end of an emitter VD 1; the negative end of the emitter VD1 is connected with the positive end of an emitter VD 2; and the negative end of the emitter VD2 is respectively connected with the other end of the inductor L1 and a ground wire GND.
The positive end of the capacitor C3 in the regulation and suppression module is respectively connected with a pin 1 of a voltage stabilizer U1, the other end of the resistor R2 and the negative end of a diode D1; the negative end of the capacitor C3 is respectively connected with the collector end of the triode Q1 and one end of the resistor R2; the pin 2 of the voltage stabilizer U1 is respectively connected with one end of a resistor R9, the positive end of a capacitor C4 and the base end of a triode Q3; pin 3 of the voltage stabilizer U1 is respectively connected with the negative electrode end of the capacitor C4 and one end of the resistor R10; the other end of the resistor R10 is connected with a collector terminal of a triode Q3; and the emitter terminal of the triode Q3 is respectively connected with the other end of the resistor R9 and the ground wire GND.
One end of the resistor R11 in the filtering and screening module is respectively connected with one end of a resistor R13, a pin 3 of a voltage stabilizer U1, a negative end of a capacitor C4 and one end of a resistor R10; the other end of the resistor R11 is respectively connected with one end of a resistor R12 and a pin 5 of an amplifier U4; the other end of the resistor R12 is respectively connected with a pin 2 of a transistor Q5, an emitter terminal of a triode Q3, the other end of a resistor R9 and a ground wire GND; the other end of the resistor R13 is connected with the cathode end of the diode D2; the positive end of the diode D2 is connected with a pin 6 of an amplifier U4; pin 11 of the amplifier U4 is connected with a ground wire GND; pin 4 of the amplifier U4 is connected to supply + 6V.
The positive terminal of the lamp LED1 in the control module is connected with a pin 3 of a transistor Q5; the negative end of the lamp LED1 is respectively connected with the collector end of the triode Q4, one end of the resistor R8, the pin 1 and the pin 11 of the amplifier U2 and the positive end of the diode D4; the base end of the triode Q4 is connected with the cathode end of the diode D3; the emitter terminal of the triode Q4 is respectively connected with pin 2 and pin 3 of a resistor TR 1; pin 1 of the resistor TR1 is respectively connected with one end of the capacitor C5 and a ground wire GND; the other end of the capacitor C5 is respectively connected with the positive end of a diode D3 and a pin 4 of an amplifier U2; the pin 3 of the amplifier U2 is connected with one end of an inductor L2; pin 2 of the amplifier U2 is connected with the other end of the inductor L2; the other end of the resistor R8 is respectively connected with one end of a capacitor C6, the negative electrode end of a diode D4 and one end of a capacitor C9; the other end of the capacitor C6 is connected with a ground wire GND; the other end of the capacitor C9 is connected with the ground line GND.
The positive terminal of the capacitor C7 in the photoelectric receiving module is respectively connected with one end of a resistor R7, the positive terminal of a receiver VD4 and a pin 5 of an amplifier U3; the negative end of the capacitor C7 is respectively connected with the other end of the resistor R7, one end of the capacitor C8, one end of the resistor R6, the pin 3 of the amplifier U2 and one end of the inductor L2; the other end of the capacitor C8 is connected with a pin 7 of an amplifier U3; pin 11 of the amplifier U3 is connected with a +12V power supply; pin 4 of the amplifier U3 is connected with a ground wire GND; pin 6 of the amplifier U3 is connected with one end of a resistor R4; the other end of the resistor R4 is respectively connected with an emitter terminal of a triode Q2, one end of a resistor R5 and the other end of a resistor R6; the other end of the resistor R5 is connected with a ground wire GND; the collector end of the triode Q2 is respectively connected with the negative end of a receiver VD3, the other end of a resistor R8, one end of a capacitor C6, the negative end of a diode D4 and one end of a capacitor C9; the positive end of the receiver VD3 is connected with the negative end of the receiver VD 4; the base end of the triode Q2 is respectively connected with the cathode end of the emitter VD2, the other end of the inductor L1, one end of the resistor R3 and the ground wire GND; the other end of the resistor R3 is connected with one end of a capacitor C10; the other end of the capacitor C10 is connected with the ground line GND.
The working principle is as follows: the circuit is electrified, the capacitor C1 and the capacitor C2 provide a continuous storage power supply for the emitter, the resistor R1 and the resistor R2 form a parallel circuit for shunting input current, the diode D1 has unidirectional conductivity so as to realize unidirectional voltage circulation, the capacitor C11 and the inductor L1 filter interference signals generated in the circuit, and the triode Q1 detects the input voltage and keeps output of standard voltage; the capacitor C3 and the capacitor C4 adjust the weakened signals, the resistor R10 and the resistor R9 divide the standard voltage output by the voltage stabilizer U1 to protect the safety of the components during working, and the triode Q3 controls and adjusts the output of the standard signals; the resistor R11 and the resistor R12 are connected in series to form a voltage division circuit, the diode D2 regulates and divides the voltage fed back and changed by the amplifier U4 through the resistor R13 again, and the transistor Q5 controls the output current to achieve quick triggering according to the obtained voltage value; the lamp LED1 realizes the conduction of signals by the on-off of a light and shade detection circuit and the non-contact switch of the triode Q4, the resistor TR1 adjusts the resistance value of the current in the circuit and changes the characteristics of the amplifier, and one ends of the capacitor C9, the capacitor C6 and the capacitor C5 are all grounded, so that the high-frequency component generated by the circuit is eliminated; the transistor Q3 controls the conduction of the receiver signal, and the capacitor C8 filters the redundant impurities generated by the signal conversion of the amplifier U3.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be modified to perform various equivalent transformations, which all belong to the protection scope of the present invention.
Claims (5)
1. A circuit for detecting a correlation type photosensor, comprising: the device comprises a photoelectric emission module, a regulation and suppression module, a filtering and screening module, a control module and a photoelectric receiving module, wherein a capacitor C1 and a capacitor C2 in the photoelectric emission module provide a continuous storage power supply for an emitter, and a triode Q1 detects input voltage and keeps outputting standard voltage; the capacitor C3 and the capacitor C4 in the regulation and suppression module regulate the weakened signal, and the triode Q3 controls the output of the regulation standard signal; the resistor R11 and the resistor R12 in the filtering and screening module are connected in series to form a voltage division circuit, and the transistor Q5 controls the output current to achieve quick triggering according to the obtained voltage value; a resistor TR1 in the control module adjusts the resistance of current in the circuit and changes the characteristics of the amplifier, and a capacitor C9 is grounded to eliminate high-frequency components generated by the circuit; a triode Q3 in the photoelectric receiving module controls the conduction of a receiver signal, and a capacitor C8 filters redundant impurities generated by signal conversion of an amplifier U3; the photoelectric emission module comprises a capacitor C1, a capacitor C2, a resistor R1, a diode D1, a resistor R2, a diode Q1, a capacitor C11, an inductor L1, a light emitter VD1 and a light emitter VD2, wherein the positive end of the capacitor C1 is respectively connected with one end of the capacitor C2, one end of the resistor R1, the positive end of the diode D1 and a power supply + 12V; the negative end of the capacitor C1 is respectively connected with the other end of the capacitor C2 and a ground wire GND; the other end of the resistor R1 is respectively connected with the positive end of the capacitor C11 and the base end of the triode Q1; the negative end of the capacitor C11 is connected with one end of an inductor L1; the collector terminal of the triode Q1 is connected with one end of a resistor R2; the other end of the resistor R2 is connected with the cathode end of the diode D1; the emitter end of the triode Q1 is connected with the positive end of an emitter VD 1; the negative end of the emitter VD1 is connected with the positive end of an emitter VD 2; and the negative end of the emitter VD2 is respectively connected with the other end of the inductor L1 and a ground wire GND.
2. The detection circuit of claim 1, wherein: the regulation and suppression module comprises a capacitor C3, a voltage stabilizer U1, a resistor R9, a capacitor C4, a triode Q3 and a resistor R10, wherein the positive end of the capacitor C3 is respectively connected with a pin 1 of the voltage stabilizer U1, the other end of the resistor R2 and the negative end of a diode D1; the negative end of the capacitor C3 is respectively connected with the collector end of the triode Q1 and one end of the resistor R2; the pin 2 of the voltage stabilizer U1 is respectively connected with one end of a resistor R9, the positive end of a capacitor C4 and the base end of a triode Q3; pin 3 of the voltage stabilizer U1 is respectively connected with the negative electrode end of the capacitor C4 and one end of the resistor R10; the other end of the resistor R10 is connected with a collector terminal of a triode Q3; and the emitter terminal of the triode Q3 is respectively connected with the other end of the resistor R9 and the ground wire GND.
3. The detection circuit of claim 1, wherein: the filtering and screening module comprises a resistor R11, a resistor R12, a resistor R13, a diode D2, an amplifier U4 and a transistor Q5, wherein one end of the resistor R11 is respectively connected with one end of the resistor R13, a pin 3 of a voltage stabilizer U1, a negative electrode end of a capacitor C4 and one end of the resistor R10; the other end of the resistor R11 is respectively connected with one end of a resistor R12 and a pin 5 of an amplifier U4; the other end of the resistor R12 is respectively connected with a pin 2 of a transistor Q5, an emitter terminal of a triode Q3, the other end of a resistor R9 and a ground wire GND; the other end of the resistor R13 is connected with the cathode end of the diode D2; the positive end of the diode D2 is connected with a pin 6 of an amplifier U4; pin 11 of the amplifier U4 is connected with a ground wire GND; pin 4 of the amplifier U4 is connected to supply + 6V.
4. The detection circuit of claim 1, wherein: the control module comprises a lamp LED1, a triode Q4, a diode D3, a resistor TR1, a capacitor C5, an amplifier U2, a resistor R18, a capacitor C6, a diode D4, a capacitor C9 and an inductor L2, wherein the positive terminal of the lamp LED1 is connected with a pin 3 of the transistor Q5; the negative end of the lamp LED1 is respectively connected with the collector end of the triode Q4, one end of the resistor R8, the pin 1 and the pin 11 of the amplifier U2 and the positive end of the diode D4; the base end of the triode Q4 is connected with the cathode end of the diode D3; the emitter terminal of the triode Q4 is respectively connected with pin 2 and pin 3 of a resistor TR 1; pin 1 of the resistor TR1 is respectively connected with one end of the capacitor C5 and a ground wire GND; the other end of the capacitor C5 is respectively connected with the positive end of a diode D3 and a pin 4 of an amplifier U2; the pin 3 of the amplifier U2 is connected with one end of an inductor L2; pin 2 of the amplifier U2 is connected with the other end of the inductor L2; the other end of the resistor R8 is respectively connected with one end of a capacitor C6, the negative electrode end of a diode D4 and one end of a capacitor C9; the other end of the capacitor C6 is connected with a ground wire GND; the other end of the capacitor C9 is connected with the ground line GND.
5. The detection circuit of claim 1, wherein: the photoelectric receiving module comprises a capacitor C7, a resistor R7, a capacitor C8, an amplifier U3, a receiver VD3, a receiver VD4, a resistor R6, a resistor R5, a resistor R4, a triode Q2, a resistor R3 and a capacitor C10, wherein the positive terminal of the capacitor C7 is respectively connected with one end of a resistor R7, the positive terminal of the receiver VD4 and a pin 5 of an amplifier U3; the negative end of the capacitor C7 is respectively connected with the other end of the resistor R7, one end of the capacitor C8, one end of the resistor R6, the pin 3 of the amplifier U2 and one end of the inductor L2; the other end of the capacitor C8 is connected with a pin 7 of an amplifier U3; pin 11 of the amplifier U3 is connected with a +12V power supply; pin 4 of the amplifier U3 is connected with a ground wire GND; pin 6 of the amplifier U3 is connected with one end of a resistor R4; the other end of the resistor R4 is respectively connected with an emitter terminal of a triode Q2, one end of a resistor R5 and the other end of a resistor R6; the other end of the resistor R5 is connected with a ground wire GND; the collector end of the triode Q2 is respectively connected with the negative end of a receiver VD3, the other end of a resistor R8, one end of a capacitor C6, the negative end of a diode D4 and one end of a capacitor C9; the positive end of the receiver VD3 is connected with the negative end of the receiver VD 4; the base end of the triode Q2 is respectively connected with the cathode end of the emitter VD2, the other end of the inductor L1, one end of the resistor R3 and the ground wire GND; the other end of the resistor R3 is connected with one end of a capacitor C10; the other end of the capacitor C10 is connected with the ground line GND.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020325453.2U CN211651659U (en) | 2020-03-16 | 2020-03-16 | Correlation type photoelectric sensor detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020325453.2U CN211651659U (en) | 2020-03-16 | 2020-03-16 | Correlation type photoelectric sensor detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211651659U true CN211651659U (en) | 2020-10-09 |
Family
ID=72687903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020325453.2U Expired - Fee Related CN211651659U (en) | 2020-03-16 | 2020-03-16 | Correlation type photoelectric sensor detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211651659U (en) |
-
2020
- 2020-03-16 CN CN202020325453.2U patent/CN211651659U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101925214B (en) | LED constant current circuit and method | |
| CN205124089U (en) | LED drive circuit and LED lamp | |
| CN101707831A (en) | LED driving circuit and LED lamp | |
| CN104883781A (en) | Centralized power supply type LED intelligent illumination system and control method thereof | |
| CN211651659U (en) | Correlation type photoelectric sensor detection circuit | |
| CN111638660A (en) | Intelligent switch control circuit and control method thereof | |
| CN111417232A (en) | AC-DC power supply driving circuit for new energy automobile illumination and color temperature adjusting method | |
| CN211981849U (en) | Photoelectric coupler signal regulating circuit | |
| CN114679815B (en) | Control circuit capable of changing response speed of feedback loop of LED dimming power supply in real time | |
| CN215529376U (en) | No stroboscopic response drive circuit and high-power LED lamp | |
| CN211429600U (en) | Illumination control lighting circuit | |
| CN210345526U (en) | Constant current ignition circuit | |
| CN211405994U (en) | Infrared ray intensity indicating circuit of infrared correlation type photoelectric switch | |
| CN212163790U (en) | Driving circuit of light supplement lamp | |
| CN211428955U (en) | Rapid energy-saving circuit for lamp charging | |
| CN213636608U (en) | Intelligent turn-off semiconductor laser | |
| CN109831846A (en) | A kind of LCC route adds LEDset2.0 can setting electric current route | |
| CN212208069U (en) | Module for PWM control output analog voltage | |
| CN206042422U (en) | Decide BUCK of constant current frequently circuit | |
| CN212183772U (en) | LED driving system | |
| CN219761369U (en) | Adjustable constant optical circuit | |
| CN212393660U (en) | Bionic environment-friendly mosquito and fly killing system | |
| CN218634347U (en) | Power amplification control system for vehicle LED headlamp | |
| CN218734244U (en) | Laser pulse peak value constant current PWM control system | |
| CN211428979U (en) | High-efficiency photoelectric signal conversion transmission circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |