CN207305019U - A kind of flat lamp Radio infrared remote sensing control circuit - Google Patents
A kind of flat lamp Radio infrared remote sensing control circuit Download PDFInfo
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- CN207305019U CN207305019U CN201721213756.XU CN201721213756U CN207305019U CN 207305019 U CN207305019 U CN 207305019U CN 201721213756 U CN201721213756 U CN 201721213756U CN 207305019 U CN207305019 U CN 207305019U
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Abstract
The utility model discloses a kind of flat lamp Radio infrared remote sensing control circuit, including control module, switch power module, infrared induction module, infrared transmission module, infrared receiving module, photosensitive module, PWM light-adjusting modules, energy supply control module and power supply power control module, control module respectively with switch power module, infrared induction module, infrared transmission module, infrared receiving module, photosensitive module, PWM light-adjusting modules, energy supply control module and the connection of power supply power control module, switch power module and power supply power control module are connected with power grid respectively, the output terminal of PWM light-adjusting modules is connected with lamps and lanterns.The utility model has dimming function, can flexibly select the brightness of lamps and lanterns, and according to different needs can neatly control the Push And Release of lamps and lanterns, improves the utilization ratio of lamps and lanterns, can effectively save the energy, automate, intelligence degree is high.
Description
Technical field
It the utility model is related to electronic field, more particularly to a kind of flat lamp Radio infrared remote sensing control circuit.
Background technology
Illumination, is the behavior required for daily life, and with making rapid progress for home decoration, the use of illuminator is also
More and more, at this time, what people considered is then same the needs of how alloing illuminator intelligent, meet to illuminate and beautify
When can also meet the needs of intelligent power saving.Flat lamp be for Indoor environment outside a kind of illuminator, since flat lamp is beautiful
See generous, simple and practical, it is with energy-saving and environmental protection, dust-proof, antistatic, the advantages that light transmittance and strong steady photosensitiveness, is commonly applied to
Residence, hotel or the communal facility such as various occasions such as school, hospital, existing flat lamp, its line construction is unstable, circuit
Reliability is not high, has much room for improvement.
Utility model content
The technical problems to be solved in the utility model is according to above-mentioned the deficiencies in the prior art, there is provided a kind of flat lamp is wireless
Infrared remote sensing control circuit.
The technical solution of the utility model is as follows：A kind of flat lamp Radio infrared remote sensing control circuit, including control module,
Switch power module, infrared induction module, infrared transmission module, infrared receiving module, photosensitive module, PWM light-adjusting modules, power supply
Control module and power supply power control module, control module respectively with switch power module, infrared induction module, infrared emission
Module, infrared receiving module, photosensitive module, PWM light-adjusting modules, energy supply control module and the connection of power supply power control module,
Switch power module and power supply power control module are connected with power grid respectively, and the output terminal of PWM light-adjusting modules is connected with lamps and lanterns.
In the above-mentioned technical solutions, the control module includes control chip U6, voltage stabilizing chip U4, and voltage stabilizing chip U4's is defeated
The output terminal for entering end and switch power module connects, and the output pin of voltage stabilizing chip U4 is connected with 1 foot of control chip U6.
In the above-mentioned technical solutions, the switch power module include EMI inductance L1, rectifier bridge stack DB1, transformer T1,
Feedback circuit and power supply chip U1, the EMI inductance L1 input ports connect power grid, and output port connects rectifier bridge stack DB1,
The rectifier bridge stack DB1 is sequentially connected electrically with transformer T1, power supply chip U1 and feedback circuit and forms circuit loop；It is described
Transformer T1 secondary coils both ends are the output terminal of switch power module；The feedback circuit includes controllable accurate voltage stabilizing source element
U5, optocoupler U2 and periphery resistance, the voltage reference electrode of the controllable accurate voltage stabilizing source element U5 by parallel resistance R10 and
One end of resistance R11 and the output plus terminal of switch power module connect, and are grounded by resistance R12；The photophore of optocoupler U2 is cloudy
Pole is connected with the cathode of the controllable accurate voltage stabilizing source element U5, and the anode of the photophore of optocoupler U2 passes through resistance R7 and switch electricity
The output plus terminal connection of source module, and resistance R8 is serially connected between the photophore cathode and anode of optocoupler U2, the light of optocoupler U2
The emitter of device is connected with 3 feet of power supply chip U1；The feedback circuit sampling switch power module output voltage, feedback voltage
Power supply chip U1 is changed to, is worked by power supply chip U1 control transformer T1 output burning voltages for secondary element.
In the above-mentioned technical solutions, the infrared induction module includes infrared sensor of the human body PIR1, human-body infrared sensing
The signal output part of device PIR1 is connected by resistance R13 with 8 feet of control chip U6.
In the above-mentioned technical solutions, the infrared transmission module includes infrared light-emitting diode LED1 and metal-oxide-semiconductor Q2, infrared
The anode connection CCV power supplys of Light-emitting diode LED 1, the cathode of infrared light-emitting diode LED1 are connected with the drain electrode of metal-oxide-semiconductor Q2,
The source electrode ground connection of metal-oxide-semiconductor Q2, the grid of metal-oxide-semiconductor Q2 are connected by resistance R6 with 2 feet of control chip U6.
In the above-mentioned technical solutions, the infrared receiving module includes infrared receiving terminal IR1, and red hair receives 2 feet of head IR1
11 feet with resistance R29 and control chip U6 are connected respectively, red hair receive 3 feet of head IR1 respectively with the other end of resistance R29 and
The cathode connection of capacitance C10 simultaneously passes through resistance R28 connection 3.3V power supplys, the anode of capacitance C10 and red 1 foot for sending out reception head IR1
It is grounded.
In the above-mentioned technical solutions, the photosensitive module includes photo resistance CDS1, resistance R18, resistance R23, resistance R30
3.3V power supplys are connected with one end of capacitance C15, photo resistance CDS1 and resistance R30 parallel connection, photo resistance CDS1 and resistance R30 is simultaneously
The other end of connection connects resistance R23 and resistance R18 respectively, the other end ground connection of resistance R23, the other end of resistance R18 respectively with
7 feet of control chip U6 are connected with capacitance C15, the other end ground connection of capacitance C15.
In the above-mentioned technical solutions, the PWM light-adjusting modules include operational amplifier U7B, resistance R20, resistance R21, electricity
Hinder R24, resistance R25, capacitance C16, capacitance C17 and capacitance C18；5 feet of operational amplifier U7B pass through resistance R20 and control core
The 9 feet connection of piece U6, is equipped with π type filter circuits, the π type filter circuit bags between 5 feet and resistance R20 of operational amplifier U7B
Capacitance C16~C17 and resistance R21 are included, 6 feet of operational amplifier U7B are connected with resistance R24 and capacitance C18 and pass through electricity respectively
R25 ground connection is hindered, the other end with resistance R24, the other end of capacitance C18 and lamps and lanterns are connected 7 feet of operational amplifier U7B respectively.
In the above-mentioned technical solutions, the energy supply control module include operational amplifier U7A, metal-oxide-semiconductor Q3, resistance R16~
R17, resistance R32~R33, capacitance C12 and capacitance C19；1 foot of operational amplifier U7A is respectively with resistance R16's and metal-oxide-semiconductor Q3
Grid connects, and the drain electrode of metal-oxide-semiconductor Q3 is connected with 8 feet of operational amplifier U7A by resistance R17 and connects 12V power supplys, operation amplifier
The other end with resistance R16, the source electrode of metal-oxide-semiconductor Q3, the cathode of capacitance C19 and CCV power supplys are connected 2 feet of device U7A respectively, capacitance
The anode ground connection of C19,3 feet of operational amplifier U7A are connected with capacitance C12, resistance R33 and resistance R32 respectively, capacitance C12's
The other end is grounded, and the other end of resistance R33 is connected with 13 feet of control chip U6, the other end connection 3.3V power supplys of resistance R32.
In the above-mentioned technical solutions, the power supply power control module includes optocoupler U3 and bidirectional triode thyristor Q1, optocoupler U3
Photophore minus earth, the photophore anode of optocoupler U3 is connected by resistance R5 with 3 feet of control chip U6, optocoupler U3's
The emitter of light-receiving device is connected with the control terminal of bidirectional triode thyristor Q1, the both ends connection power grid of bidirectional triode thyristor Q1.
In the above-mentioned technical solutions, signal designation module is further included, the signal designation module includes resistance R31 and shines
Diode (LED) 2, the anode of Light-emitting diode LED 2 are connected by resistance R31 with 10 feet of control chip U6, light emitting diode
The minus earth of LED2.
Compared with prior art, the utility model has the advantages that：The utility model has dimming function, can be with
The flexibly brightness of selection lamps and lanterns, and according to different needs can neatly control the Push And Release of lamps and lanterns, improve lamps and lanterns
Utilization ratio, can effectively save the energy, automate, intelligence degree is high.
Brief description of the drawings
Fig. 1 is the circuit connection diagram of the utility model.
Fig. 2 is the control module circuit connection diagram of the utility model.
Fig. 3 is the switch power module circuit connection diagram of the utility model.
Fig. 4 is the infrared induction module circuit connection diagram of the utility model.
Fig. 5 is the infrared transmission module circuit connection diagram of the utility model.
Fig. 6 is the infrared receiving module circuit connection diagram of the utility model.
Fig. 7 is the photosensitive module circuit connection diagram of the utility model.
Fig. 8 is the PWM light-adjusting module circuit connection diagrams of the utility model.
Fig. 9 is the energy supply control module circuit connection diagram of the utility model.
Figure 10 is the power supply power control modular circuit connection diagram of the utility model.
Figure 11 is the signal designation modular circuit connection diagram of the utility model.
Embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
As shown in Figure 1, a kind of flat lamp Radio infrared remote sensing control circuit, including it is control module, switch power module, red
Outer induction module, infrared transmission module, infrared receiving module, photosensitive module, PWM light-adjusting modules, energy supply control module and electricity
Source power control module, control module respectively with switch power module, infrared induction module, infrared transmission module, infrared receiver
Module, photosensitive module, PWM light-adjusting modules, energy supply control module and power supply power control module connection, switch power module and
Power supply power control module is connected with power grid respectively, and the output terminal of PWM light-adjusting modules is connected with lamps and lanterns.
As shown in Fig. 2, the control module includes control chip U6, voltage stabilizing chip U4, the input terminal of voltage stabilizing chip U4 with
The output terminal connection of switch power module, the output pin of voltage stabilizing chip U4 respectively with capacitance C14, the cathode of capacitance C13, resistance
R19 is connected with 1 foot of control chip U6, and the other end of capacitance C14 and the anode of capacitance C13 are grounded respectively, and resistance R19's is another
End is connected with 4 feet of control chip U6.
As shown in figure 3, the switch power module includes EMI inductance L1, rectifier bridge stack DB1, transformer T1, feedback circuit
And power supply chip U1, the EMI inductance L1 input ports connect power grid, output port connection rectifier bridge stack DB1, the rectification
Bridge heap DB1 is sequentially connected electrically with transformer T1, power supply chip U1 and feedback circuit and forms circuit loop；The transformer T1
Secondary coil both ends are the output terminal of switch power module；The feedback circuit includes controllable accurate voltage stabilizing source element U5, optocoupler
U2 and periphery resistance, the voltage reference electrode of the controllable accurate voltage stabilizing source element U5 pass through parallel resistance R10 and resistance R11
One end and the output plus terminal of switch power module connect, and be grounded by resistance R12；The photophore cathode of optocoupler U2 with it is described
The cathode connection of controllable accurate voltage stabilizing source element U5, the anode of the photophore of optocoupler U2 pass through resistance R7 and switch power module
Output plus terminal connects, and resistance R8 is serially connected between the photophore cathode and anode of optocoupler U2, the transmitting of the light-receiving device of optocoupler U2
Pole is connected with 3 feet of power supply chip U1；The feedback circuit sampling switch power module output voltage, feedback voltage are changed to electricity
Source chip U1, is worked by power supply chip U1 control transformer T1 output 12V voltages for secondary element.
As shown in figure 4, the infrared induction module includes infrared sensor of the human body PIR1, infrared sensor of the human body PIR1's
Signal output part is connected by resistance R13 with 8 feet of control chip U6.The infrared induction module is used to detect human body temperature,
The signal that control module is detected according to infrared induction module is so as to control lamps and lanterns to realize people Lai Dengliang, the function of turning off the light when you leave.
As shown in figure 5, the infrared transmission module includes infrared light-emitting diode LED1 and metal-oxide-semiconductor Q2, infraluminescence two
The anode connection CCV power supplys of pole pipe LED1, the cathode of infrared light-emitting diode LED1 are connected with the drain electrode of metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q2
Source electrode ground connection, the grid of metal-oxide-semiconductor Q2 is connected by resistance R6 with 2 feet of control chip U6.It can be controlled by infrared module of penetrating
System lights neighbouring lamps and lanterns.
As shown in fig. 6, the infrared receiving module includes infrared receiving terminal IR1, red hair receive 2 feet of head IR1 respectively with
Resistance R29 is connected with 11 feet of control chip U6, and red hair receives 3 feet of the head IR1 other end and capacitance with resistance R29 respectively
The cathode connection of C10 is simultaneously connect by 1 foot that resistance R28 connection 3.3V power supplys, the anode of capacitance C10 and red hair receive head IR1
Ground.Infrared receiving terminal IR1 can receive the infrared programming signal from remote controler and another lamps and lanterns, so as to realize
Communication function between infrared remote control and lamps and lanterns and lamps and lanterns.
As shown in fig. 7, the photosensitive module includes photo resistance CDS1, resistance R18, resistance R23, resistance R30 and capacitance
One end of C15, photo resistance CDS1 and resistance R30 parallel connection is connected 3.3V power supplys, another in parallel with resistance R30 of photo resistance CDS1
One end connects resistance R23 and resistance R18 respectively, and the other end ground connection of resistance R23, the other end of resistance R18 is respectively with controlling core
7 feet of piece U6 are connected with capacitance C15, the other end ground connection of capacitance C15.Photosensitive module is used for detecting environment illumination intensity, controls
Signal that module is detected according to photosensitive module is so as to controlling lighting and extinguishing for lamps and lanterns.
As shown in figure 8, the PWM light-adjusting modules include operational amplifier U7B, resistance R20, resistance R21, resistance R24, electricity
Hinder R25, capacitance C16, capacitance C17 and capacitance C18；9 feet that 5 feet of operational amplifier U7B pass through resistance R20 and control chip U6
Connection, is equipped with π type filter circuits, which includes capacitance C16 between 5 feet and resistance R20 of operational amplifier U7B
6 feet of~C17 and resistance R21, operational amplifier U7B are connected with resistance R24 and capacitance C18 and are grounded by resistance R25 respectively,
The other end with resistance R24, the other end of capacitance C18 and lamps and lanterns are connected 7 feet of operational amplifier U7B respectively.PWM light-adjusting modules
The pwm signal that control module exports is converted into the dimmer voltage of 0-10V, so as to control the brightness of lamps and lanterns, reaches light modulation
Purpose.
As shown in figure 9, the energy supply control module includes operational amplifier U7A, metal-oxide-semiconductor Q3, resistance R16~R17, resistance
R32~R33, capacitance C12 and capacitance C19；Grid of 1 foot of operational amplifier U7A respectively with resistance R16 and metal-oxide-semiconductor Q3 is connected,
The drain electrode of metal-oxide-semiconductor Q3 is connected with 8 feet of operational amplifier U7A by resistance R17 and connects 12V power supplys, and the 2 of operational amplifier U7A
The other end with resistance R16, the source electrode of metal-oxide-semiconductor Q3, the cathode of capacitance C19 and CCV power supplys are connected foot respectively, and capacitance C19's is negative
Pole is grounded, and 3 feet of operational amplifier U7A are connected with capacitance C12, resistance R33 and resistance R32 respectively, another termination of capacitance C12
Ground, the other end of resistance R33 are connected with 13 feet of control chip U6, the other end connection 3.3V power supplys of resistance R32.
As shown in Figure 10, the power supply power control module includes optocoupler U3 and bidirectional triode thyristor Q1, and optocoupler U3's shines
Device minus earth, the photophore anode of optocoupler U3 are connected by resistance R5 with 3 feet of control chip U6, the light-receiving device of optocoupler U3
Emitter is connected with the control terminal of bidirectional triode thyristor Q1, the both ends connection power grid of bidirectional triode thyristor Q1.
As shown in figure 11, the signal designation module includes resistance R31 and Light-emitting diode LED 2, Light-emitting diode LED 2
Anode be connected by resistance R31 with 10 feet of control chip U6, the minus earth of Light-emitting diode LED 2.
Above disclosed is only the utility model preferred embodiment, cannot limit the utility model with this certainly
Interest field, therefore equivalent variations made according to the utility model claims still belong to the scope that the utility model is covered.
Claims (10)
- A kind of 1. flat lamp Radio infrared remote sensing control circuit, it is characterised in that：Including control module, switch power module, red Outer induction module, infrared transmission module, infrared receiving module, photosensitive module, PWM light-adjusting modules, energy supply control module and electricity Source power control module, control module respectively with switch power module, infrared induction module, infrared transmission module, infrared receiver Module, photosensitive module, PWM light-adjusting modules, energy supply control module and power supply power control module connection, switch power module and Power supply power control module is connected with power grid respectively, and the output terminal of PWM light-adjusting modules is connected with lamps and lanterns.
- A kind of 2. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The control mould Block includes control chip U6, voltage stabilizing chip U4, and the input terminal of voltage stabilizing chip U4 and the output terminal of switch power module connect, voltage stabilizing The output pin of chip U4 is connected with 1 foot of control chip U6.
- A kind of 3. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The switch electricity Source module includes EMI inductance L1, rectifier bridge stack DB1, transformer T1, feedback circuit and power supply chip U1, the EMI inductance L1 Input port connects power grid, output port connection rectifier bridge stack DB1, the rectifier bridge stack DB1 and transformer T1, power supply chip U1 And feedback circuit is sequentially connected electrically and forms circuit loop；The transformer T1 secondary coils both ends are switch power module Output terminal；The feedback circuit includes controllable accurate voltage stabilizing source element U5, optocoupler U2 and periphery resistance, the controllable accurate are steady The output of one end and switch power module that the voltage reference electrode of potential source element U5 passes through parallel resistance R10 and resistance R11 is just End connection, and be grounded by resistance R12；The photophore cathode of optocoupler U2 and the cathode of the controllable accurate voltage stabilizing source element U5 connect Connect, the anode of the photophore of optocoupler U2 is connected by the output plus terminal of resistance R7 and switch power module, and optocoupler U2's is luminous Resistance R8 is serially connected between device cathode and anode, the emitter of the light-receiving device of optocoupler U2 is connected with 3 feet of power supply chip U1；It is described Feedback circuit sampling switch power module output voltage, feedback voltage are changed to power supply chip U1, are controlled and become by power supply chip U1 Depressor T1 exports burning voltage and works for secondary element.
- A kind of 4. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The infrared sense Module is answered to include infrared sensor of the human body PIR1, the signal output part of infrared sensor of the human body PIR1 passes through resistance R13 and control The 8 feet connection of chip U6.
- A kind of 5. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The infrared hair Penetrating module includes infrared light-emitting diode LED1 and metal-oxide-semiconductor Q2, and the anode connection CCV power supplys of infrared light-emitting diode LED1 are red The cathode of UV light-emitting diode LED1 is connected with the drain electrode of metal-oxide-semiconductor Q2, and the source electrode ground connection of metal-oxide-semiconductor Q2, the grid of metal-oxide-semiconductor Q2 passes through Resistance R6 is connected with 2 feet of control chip U6；The infrared receiving module includes infrared receiving terminal IR1, and red hair receives head IR1's 11 feet of 2 feet respectively with resistance R29 and control chip U6 are connected, and 3 feet that red hair receives head IR1 are another with resistance R29 respectively End connects with the cathode of capacitance C10 and receives head IR1's by resistance R28 connection 3.3V power supplys, the anode of capacitance C10 and red hair 1 foot is grounded.
- A kind of 6. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The photosensitive mould Block includes photo resistance CDS1, resistance R18, resistance R23, resistance R30 and capacitance C15, and photo resistance CDS1 is in parallel with resistance R30 One end connection 3.3V power supplys, photo resistance CDS1 is connected resistance R23 and resistance R18 respectively with the other end of resistance R30 parallel connections, The other end ground connection of resistance R23, the other end of resistance R18 are connected with 7 feet and capacitance C15 of control chip U6 respectively, capacitance C15 The other end ground connection.
- A kind of 7. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The PWM tune Optical module includes operational amplifier U7B, resistance R20, resistance R21, resistance R24, resistance R25, capacitance C16, capacitance C17 and capacitance C18；5 feet of operational amplifier U7B are connected by resistance R20 with 9 feet of control chip U6,5 feet and the electricity of operational amplifier U7B π type filter circuits are equipped between resistance R20, which includes capacitance C16~C17 and resistance R21, operational amplifier U7B 6 feet be connected with resistance R24 and capacitance C18 and be grounded by resistance R25 respectively, 7 feet of operational amplifier U7B respectively with resistance The other end, the other end of capacitance C18 of R24 is connected with lamps and lanterns.
- A kind of 8. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The power supply control Molding block includes operational amplifier U7A, metal-oxide-semiconductor Q3, resistance R16~R17, resistance R32~R33, capacitance C12 and capacitance C19；Fortune Calculate grid of 1 foot of amplifier U7A respectively with resistance R16 and metal-oxide-semiconductor Q3 to be connected, the drain electrode of metal-oxide-semiconductor Q3 passes through resistance R17 and fortune 8 feet for calculating amplifier U7A connect and connect 12V power supplys, 2 feet of operational amplifier the U7A other end with resistance R16, metal-oxide-semiconductor respectively The source electrode of Q3, the cathode of capacitance C19 are connected with CCV power supplys, the anode ground connection of capacitance C19, the 3 feet difference of operational amplifier U7A It is connected with capacitance C12, resistance R33 and resistance R32, the other end ground connection of capacitance C12, the other end and control chip of resistance R33 The 13 feet connection of U6, the other end connection 3.3V power supplys of resistance R32.
- A kind of 9. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：The power supply leads to Electric control module includes optocoupler U3 and bidirectional triode thyristor Q1, the photophore minus earth of optocoupler U3, the photophore anode of optocoupler U3 It is connected by resistance R5 with 3 feet of control chip U6, the emitter of the light-receiving device of optocoupler U3 and the control terminal of bidirectional triode thyristor Q1 Connection, the both ends connection power grid of bidirectional triode thyristor Q1.
- A kind of 10. flat lamp Radio infrared remote sensing control circuit according to claim 1, it is characterised in that：Further include letter Number indicating module, the signal designation module include resistance R31 and Light-emitting diode LED 2, and the anode of Light-emitting diode LED 2 leads to Cross resistance R31 to be connected with 10 feet of control chip U6, the minus earth of Light-emitting diode LED 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721213756.XU CN207305019U (en) | 2017-09-21 | 2017-09-21 | A kind of flat lamp Radio infrared remote sensing control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721213756.XU CN207305019U (en) | 2017-09-21 | 2017-09-21 | A kind of flat lamp Radio infrared remote sensing control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207305019U true CN207305019U (en) | 2018-05-01 |
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ID=62442055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721213756.XU Active CN207305019U (en) | 2017-09-21 | 2017-09-21 | A kind of flat lamp Radio infrared remote sensing control circuit |
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| Country | Link |
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| CN (1) | CN207305019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404530A (en) * | 2020-05-08 | 2020-07-10 | 深圳市中科创想科技有限责任公司 | A sense accuse circuit for intelligent house |
-
2017
- 2017-09-21 CN CN201721213756.XU patent/CN207305019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111404530A (en) * | 2020-05-08 | 2020-07-10 | 深圳市中科创想科技有限责任公司 | A sense accuse circuit for intelligent house |
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