CN208434155U - A kind of pyroelectricity digital intelligent sensor - Google Patents
A kind of pyroelectricity digital intelligent sensor Download PDFInfo
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- CN208434155U CN208434155U CN201821184306.7U CN201821184306U CN208434155U CN 208434155 U CN208434155 U CN 208434155U CN 201821184306 U CN201821184306 U CN 201821184306U CN 208434155 U CN208434155 U CN 208434155U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
In order to solve to trigger the opening of corridor lamp by the way of acoustic control, or the defect for the usage mode for going soft-touch control that corridor lamp is opened by the finger of user, the utility model proposes a kind of pyroelectricity digital intelligent sensors, it includes supply voltage module, pyroelectricity chip AM612, the voltage that wherein supply voltage module is used to be converted to external input voltage 3.3V supplies pyroelectricity chip AM612, it include three input ports in pyroelectricity chip AM612, for inputting photosensor signal, control time signal and effective control distance signal, then pyroelectricity chip AM612 exports the control signal to corridor lamp according to three above input signal and gives execution controller, opening and closing to corridor lamp are executed by execution controller.
Description
Technical field
The utility model relates to arrive sensor control field, it is specifically related to a kind of pyroelectricity digital intelligent sensor.
Background technique
Currently, many corridor lamps use speech-control, but will sometimes be led since the step sound walked is lighter
Cause audio-switch that can not be triggered, corridor lamp would not be opened, and need user firmly to stamp one's foot at this time, corridor lamp can just be opened.And
And due to being acoustic control, it is usually the case that, if the lamp of entire corridor will be whole if the sound walked relatively is rung
It opens, it can be seen that trigger the opening of corridor lamp with the mode of acoustic control, be sometimes not very convenient, and not energy-efficient and environmental protection.
There are also a kind of corridor lamp triggering mode be soft-touch control is removed by the finger of user, but if user when by corridor,
More thing is held on hand, it is just inconvenient to remove soft-touch control to open corridor lamp.
Utility model content
In view of this, the utility model proposes a kind of pyroelectricity digital intelligent sensors comprising supply voltage module, heat
Electrical chip AM612 is released, the voltage that wherein supply voltage module is used to be converted to external input voltage 3.3V supplies pyroelectricity core
In piece AM612, pyroelectricity chip AM612 include three input ports, for input photosensor signal, control time signal and effectively
Command range signal, then pyroelectricity chip AM612 according to three above input signal export the control signal to corridor lamp to
Controller is executed, the opening and closing to corridor lamp are executed by execution controller.The pyroelectricity digital intelligent of the utility model passes
The principle of the realization control of sensor is as follows: when user passes through corridor, since the infrared ray that human body gives out can be by pyroelectricity number
The mirror surface of the Fresnel Lenses of word intelligence sensor captures, therefore can judge that user comes into corridor according to this, and calculate
Whether user reaches effective control distance in the position of corridor out, in combination with photosensor signal and control the lamp bright time, to close
The switch of reason control corridor lamp.Using the utility model proposes pyroelectricity digital intelligent sensor, avoid traditional sound
Triggering or the problem for triggering hardly possible for touching the open and close for triggering corridor lamp.
A kind of pyroelectricity digital intelligent sensor comprising: supply voltage module and pyroelectricity chip U1, supply voltage mould
Block uses the chip of model LDO, and pyroelectricity chip U1 uses the chip of model AM612, and power circuit block is used for will
The external input voltage of 3.3V~6V is converted to the voltage VDD3.3V of 3.3V, and is supplied to pyroelectricity chip AM612 and carries out work
Make；For pyroelectricity chip U1 in total there are six pin, pin 6 (VDD) is used to access the voltage of the 3.3V of power circuit block output
VDD3.3V, pin 1 (VSS) ground connection, pin 5 (OUT) is for exporting control signal；Pin 3 (SENS) is for inputting effective control
The voltage VDD3.3V of distance signal, the 3.3V of specific power circuit block output is grounded after resistance R3, and voltage is defeated
Enter to pin 3 (SENS), the size of resistance R3 is 1M Ω；Pin 2 (ONE) is for inputting photosensor signal, specific power circuit
The voltage VDD3.3V of 3.3V of module output is grounded after an adjustable resistance R5 is followed by photo resistance PH11, and by voltage
It is input to pin 2 (ONE), the range of adjustable resistance R5 is 0M Ω~1M Ω, the model CDS-PHS of photo resistance P11；Pin
4 (TIME) pass through for inputting effectively control time signal, the voltage VDD3.3V of the 3.3V of specific power circuit block output
Connect adjustable resistance R4 after resistance R7 to be then grounded, and by voltage input to pin 4 (TIME), adjustable resistance R4 with draw
Capacitor C6 is connected between foot 4 (TIME) to be then grounded, wherein the size of R7 is 6.8M Ω, the range of adjustable resistance R4 be 0M Ω~
The size of 1M Ω, capacitor C6 are 10uF；It further include Fresnel lenses on pyroelectricity chip U1, for incuding infrared ray.
Further, supply voltage module uses LDO chip, and there are three pins in total for LDO chip, and wherein pin 1 is defeated
Enter foot, pin 3 is output pin, is grounded after external input voltage VCC connection capacitor C2, and external voltage is conveyed to LDO chip
Pin 1, the size of capacitor C2 is 10uF；Capacitor C3, capacitor C4 are connected by pin 3 by the voltage that LDO chip has been converted
Then it is grounded, and exports and give pyroelectricity chip U1, the size of capacitor C3 is 10uF, and the size of capacitor C4 is 100nF；Pin 2 is straight
Ground connection.
Further, in supply voltage module, external input voltage VCC is defeated by voltage after the resistance R1 of 0 Ω
Pyroelectricity chip U1 is given out.
The working principle of the above supply voltage module are as follows: when external input voltage VCC is 3.3V, 0 Ω can be directly over
Resistance R1, the voltage of 3.3V is then directly output to pyroelectricity chip U1；3.3V < works as external input voltage VCC≤6V
When, external input voltage VCC is inputted from the pin 1 of LDO chip, and the voltage VDD3.3V that will convert into 3.3V connects by pin 3
It meets capacitor C3, capacitor C4 to be then grounded, and exports and give pyroelectricity chip U1, pin 2 is directly grounded.
Further, then the 3.3V of power circuit block output voltage VDD3.3V is accessed after capacitor C1 ground connection
To the pin 6 (VDD) of pyroelectricity chip U1, wherein the size of capacitor C1 is 1uF.
Further, the pin 5 (OUT) of pyroelectricity chip U1 is connected on a unified interface J1, for connecting with the external world
It connects, the model XH2.54-3p of unified interface J1 comprising three pins, pin 1 (VCC) is for connecting power supply, pin 2
(GND) it is grounded, pin 3 (OUT) is connected with the pin 5 (OUT) of pyroelectricity chip U1.
Further, in order to realize the pin 3 (SENS) for being input to pyroelectricity chip U1 effective distance adjustable function
Can, increase a resistance R2 between resistance R3 and the pin 3 (SENS) of pyroelectricity chip U1 and be then grounded, R2 is adjustable electric
Resistance.
Further, the highest priority of the pin 2 (ONE) of pyroelectricity chip U1, photosensor signal input terminal are enable end,
Only when pin 2 (ONE) is activated, pyroelectricity chip U1 can just work.
The working principle of pyroelectricity digital intelligent sensor as described above is as follows:
Firstly, external input voltage VCC is converted to the voltage VDD3.3V of 3.3V by supply voltage module, it is then output to
Electrical chip U1 work is released in pin 6 (VDD) heat supply of pyroelectricity chip U1.
Then, the circuit of effective control distance, the circuit for setting photosensor signal and setting effectively control time signal are set
Circuit work normally, signal continually entered respectively to the pin 3 (SENS) of pyroelectricity chip U1, pin 2 (ONE), drawn
Foot 4 (TIME) shows bright after being input to the numerical value that the arrival of the photosensor signal of pin 2 (ONE) of pyroelectricity chip U1 is set
Not enough, then pyroelectricity chip U1's degree starts to work.Specifically, when pyroelectricity chip U1 works, according to the effective control set
Distance and effectively control time turn on light.
Effective control distance can be set by resistance R3, if only with a resistance R3, pyroelectricity core
The effective control distance of piece U1 is certain, that is to say, that only when the position of user distance pyroelectricity chip U1 reaches one admittedly
It, just can bright light after the distance of fixed number value；If increasing an adjustable resistance R2, the effective control distance of pyroelectricity chip U1
It can be then adjusted by R2.
Photosensor signal can be set by resistance R5, the intensity of light can intelligently be set in this way, when light
When strength reduction is to some degree, then the pin 2 (ONE) of pyroelectricity chip U1 is enabled, and pyroelectricity chip U1 starts to work.
Effectively the control time can be set by adjustable resistance R4, can control user or heat source leaves effective control
How long realize and turns off the light after distance.
Detailed description of the invention
Fig. 1 is power circuit block circuit diagram.
Fig. 2 is the peripheral circuit connection figure of pyroelectricity chip U1.
Fig. 3 is the circuit for setting photosensor signal.
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
Case 1 is embodied:
A kind of pyroelectricity digital intelligent sensor comprising: supply voltage module and pyroelectricity chip U1.As shown in Figure 1,
For power circuit block circuit diagram, supply voltage module uses LDO chip, and LDO chip is in total there are three pin, wherein pin 1
For input pin, pin 3 is output pin, is grounded after external input voltage VCC connection capacitor C2, and external voltage is conveyed to LDO
The pin 1 of chip, the size of capacitor C2 are 10uF；Capacitor C3, electricity are connected by pin 3 by the voltage that LDO chip has been converted
Hold C4 to be then grounded, and export and give pyroelectricity chip U1, the size of capacitor C3 is 10uF, and the size of capacitor C4 is 100nF；Pin
2 are directly grounded.External input voltage VCC gives pyroelectricity chip U1 after the resistance R1 of 0 Ω, by voltage output.
The working principle of the above supply voltage module are as follows: when external input voltage VCC is 3.3V, 0 Ω can be directly over
Resistance R1, the voltage of 3.3V is then directly output to pyroelectricity chip U1；3.3V < works as external input voltage VCC≤6V
When, external input voltage VCC is inputted from the pin 1 of LDO chip, and the voltage VDD3.3V that will convert into 3.3V connects by pin 3
It meets capacitor C3, capacitor C4 to be then grounded, and exports and give pyroelectricity chip U1, pin 2 is directly grounded.
As shown in Fig. 2, being the peripheral circuit connection figure of pyroelectricity chip U1；As shown in figure 3, for the electricity of setting photosensor signal
Road.In total there are six pin, the voltage VDD3.3V of the 3.3V of power circuit block output connects pyroelectricity chip U1 by capacitor C1
Behind ground, it is then linked into the pin 6 (VDD) of pyroelectricity chip U1, wherein the size of capacitor C1 is 1uF.Pin 1 (VSS) ground connection.
The pin 5 (OUT) of pyroelectricity chip U1 is connected on a unified interface J1, for being connect with the external world, the type of unified interface J1
It number is XH2.54-3p comprising three pins, pin 1 (VCC) is for connecting power supply, pin 2 (GND) ground connection, pin 3 (OUT)
It is connected with the pin 5 (OUT) of pyroelectricity chip U1, pin 5 (OUT) is for exporting control signal.Pin 3 (SENS) is for inputting
The voltage VDD3.3V of effective control distance signal, the 3.3V of specific power circuit block output is grounded after resistance R3, and
By voltage input to pin 3 (SENS), the size of resistance R3 is 1M Ω；Pin 2 (ONE) is for inputting photosensor signal, specifically
The voltage VDD3.3V of the 3.3V of power circuit block output is grounded after an adjustable resistance R5 is followed by photo resistance PH11,
And by voltage input to pin 2 (ONE), the range of adjustable resistance R5 is 0M Ω~1M Ω, the model CDS- of photo resistance P11
PHS；Pin 4 (TIME) is for inputting effectively control time signal, the voltage of the 3.3V of specific power circuit block output
VDD3.3V connects an adjustable resistance R4 after resistance R7 and is then grounded, and by voltage input to pin 4 (TIME), can
It adjusts and is connected into capacitor C6 then ground connection between resistance R4 and pin 4 (TIME), wherein the size of R7 is 6.8M Ω, adjustable resistance R4's
Range is 0M Ω~1M Ω, and the size of capacitor C6 is 10uF；It further include Fresnel lenses on pyroelectricity chip U1, it is red for incuding
Outside line.
In order to realize the pin 3 (SENS) for being input to pyroelectricity chip U1 effective distance adjustable function, in resistance
Increase a resistance R2 between R3 and the pin 3 (SENS) of pyroelectricity chip U1 to be then grounded, R2 is adjustable resistance.
The highest priority of the pin 2 (ONE) of pyroelectricity chip U1, photosensor signal input terminal is enable end, only when drawing
Foot 2 (ONE) activation, pyroelectricity chip U1 can just work.
The working principle of pyroelectricity digital intelligent sensor as described above is as follows:
Firstly, external input voltage VCC is converted to the voltage VDD3.3V of 3.3V by supply voltage module, it is then output to
Electrical chip U1 work is released in pin 6 (VDD) heat supply of pyroelectricity chip U1.
Then, the circuit of effective control distance, the circuit for setting photosensor signal and setting effectively control time signal are set
Circuit work normally, signal continually entered respectively to the pin 3 (SENS) of pyroelectricity chip U1, pin 2 (ONE), drawn
Foot 4 (TIME) shows bright after being input to the numerical value that the arrival of the photosensor signal of pin 2 (ONE) of pyroelectricity chip U1 is set
Not enough, then pyroelectricity chip U1's degree starts to work.Specifically, when pyroelectricity chip U1 works, according to the effective control set
Distance and effectively control time turn on light.
Effective control distance can be set by resistance R3, if only with a resistance R3, pyroelectricity core
The effective control distance of piece U1 is certain, that is to say, that only when the position of user distance pyroelectricity chip U1 reaches one admittedly
It, just can bright light after the distance of fixed number value；If increasing an adjustable resistance R2, the effective control distance of pyroelectricity chip U1
It can be then adjusted by R2.
Photosensor signal can be set by resistance R5, the intensity of light can intelligently be set in this way, when light
When strength reduction is to some degree, then the pin 2 (ONE) of pyroelectricity chip U1 is enabled, and pyroelectricity chip U1 starts to work.
Effectively the control time can be set by adjustable resistance R4, can control user or heat source leaves effective control
How long realize and turns off the light after distance.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (7)
1. a kind of pyroelectricity digital intelligent sensor comprising: supply voltage module and pyroelectricity chip U1, supply voltage module
Using the chip of model LDO, pyroelectricity chip U1 uses the chip of model AM612, and power circuit block is used for 3.3V
The external input voltage of~6V is converted to the voltage VDD3.3V of 3.3V, and is supplied to pyroelectricity chip AM612 and works；Heat
Electrical chip U1 is released in total there are six pin, and pin 6 is used to access the voltage VDD3.3V of the 3.3V of power circuit block output, draws
Foot 1 is grounded, and pin 5 is for exporting control signal；Pin 3 is for inputting effective control distance signal, specific power circuit mould
The voltage VDD3.3V of the 3.3V of block output is grounded after resistance R3, and by voltage input to pin 3, the size of resistance R3 is
1MΩ；Pin 2 passes through one for inputting photosensor signal, the voltage VDD3.3V of the 3.3V of specific power circuit block output
Adjustable resistance R5 is grounded after being followed by photo resistance PH11, and by voltage input to pin 2, the range of adjustable resistance R5 be 0M Ω~
The model CDS-PHS of 1M Ω, photo resistance P11；Pin 4 is for inputting effectively control time signal, specific power circuit
The voltage VDD3.3V of the 3.3V of module output connects an adjustable resistance R4 after resistance R7 and is then grounded, and voltage is defeated
Enter to pin 4, capacitor C6 is connected between adjustable resistance R4 and pin 4 and is then grounded, wherein the size of R7 is 6.8M Ω, adjustable
The range of resistance R4 is 0M Ω~1M Ω, and the size of capacitor C6 is 10uF；Further include Fresnel lenses on pyroelectricity chip U1, uses
In induction infrared ray.
2. pyroelectricity digital intelligent sensor as described in claim 1, it is characterised in that: supply voltage module uses LDO core
Piece, there are three pins in total for LDO chip, and wherein pin 1 is input pin, and pin 3 is output pin, external input voltage VCC connection
It is grounded after capacitor C2, and external voltage is conveyed to the pin 1 of LDO chip, the size of capacitor C2 is 10uF；By LDO chip
The voltage converted connects capacitor C3, capacitor C4 by pin 3 and is then grounded, and exports and give pyroelectricity chip U1, capacitor C3's
Size is 10uF, and the size of capacitor C4 is 100nF；Pin 2 is directly grounded.
3. pyroelectricity digital intelligent sensor as claimed in claim 2, it is characterised in that: external defeated in supply voltage module
Enter voltage VCC after the resistance R1 of 0 Ω, gives voltage output to pyroelectricity chip U1.
4. pyroelectricity digital intelligent sensor as described in claim 1, it is characterised in that: the 3.3V of power circuit block output
Voltage VDD3.3V by capacitor C1 ground connection after, be then linked into the pin 6 of pyroelectricity chip U1, wherein the size of capacitor C1
For 1uF.
5. pyroelectricity digital intelligent sensor as described in claim 1, it is characterised in that: the pin 5 of pyroelectricity chip U1 connects
It is connected on a unified interface J1, for being connect with the external world, the model XH2.54-3p of unified interface J1 comprising three are drawn
Foot, pin 1 are grounded for connecting power supply, pin 2, and pin 3 is connected with the pin 5 of pyroelectricity chip U1.
6. pyroelectricity digital intelligent sensor as described in claim 1, it is characterised in that: in resistance R3 and pyroelectricity chip U1
Pin 3 (SENS) between increase resistance R2 and be then grounded, R2 is adjustable resistance.
7. pyroelectricity digital intelligent sensor as described in claim 1, it is characterised in that: the pin 2 of pyroelectricity chip U1
Highest priority, photosensor signal input terminal are enable end, and only when pin 2 activates, pyroelectricity chip U1 can just work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821184306.7U CN208434155U (en) | 2018-07-25 | 2018-07-25 | A kind of pyroelectricity digital intelligent sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821184306.7U CN208434155U (en) | 2018-07-25 | 2018-07-25 | A kind of pyroelectricity digital intelligent sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208434155U true CN208434155U (en) | 2019-01-25 |
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ID=65097411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821184306.7U Active CN208434155U (en) | 2018-07-25 | 2018-07-25 | A kind of pyroelectricity digital intelligent sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208434155U (en) |
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2018
- 2018-07-25 CN CN201821184306.7U patent/CN208434155U/en active Active
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