CN208985251U - A kind of human body environment's optical detection system based on self-service cabinet - Google Patents
A kind of human body environment's optical detection system based on self-service cabinet Download PDFInfo
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- CN208985251U CN208985251U CN201821794351.4U CN201821794351U CN208985251U CN 208985251 U CN208985251 U CN 208985251U CN 201821794351 U CN201821794351 U CN 201821794351U CN 208985251 U CN208985251 U CN 208985251U
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Abstract
The utility model discloses one kind to be based on self-service cabinet human body environment's optical detection system, including counter ontology and control system, it further include that energy-consuming device, VCNL4200 be close and ambient light sensor 4, main control unit MCU, energy-consuming device is set on counter ontology, and is coupled to alternating current；VCNL4200 is close and ambient light sensor is for detecting ambient light data and human body proximity state, and exports detection signal；Its input terminal of main control unit MCU is coupled to VCNL4200 close to the output end with ambient light sensor 4, its output end is coupled to energy-consuming device, the main control unit MCU receives detection signal, it will test and export control signal to control system after signal is handled, energy-consuming device is adjusted in control system responsive control signal；With energy according to being converted in different product scenes, to reach intelligence, energy conservation, convenient purpose.
Description
Technical field
The utility model relates to self-service cabinet field technical fields, refer in particular to a kind of human body environment based on self-service cabinet
Optical detection system.
Background technique
The fast development of Mobile banking under Internet era, it is flat as the mobile payment of representative using Alipay and wechat
Platform is developed.The development of e-commerce is slowed down, and needs to realize the stereotropic transition of network by displaying application.Nearly two
The year new proposition for being sold concept, and the self-service cabinet in terms of unmanned retail domain is the typical product of new retail domain.
Self-service machine currently on the market is typically all according to the application environment pre-set, such as in lighting, advertisement machine
It plays, it is all fixed setting that sound, which plays, cannot reach reasonable request energy-saving and emission-reduction requirement.And some products are in view of energy conservation
Emission reduction increases sensor device in client close friend's interaction, and traditional detection device is usually by PIR pyroelectric sensor and photosensitive
Sensor two parts composition.And traditional PIR pyroelectric sensor detection is easy to be interfered by various heat sources, light source, PIR pyroelectricity
Sensor is also very big with the direction of motion relationship of people to the sensitivity of human body.
PIR pyroelectric sensor is least sensitive for moving radially reaction, and (i.e. vertical with radius for transverse direction
Direction) it is mobile then most sensitive.Detection angles and the influence of setting angle etc. cause unnecessary malfunction etc..And light sensor
Device be typically all be made of photo resistance, light characteristics be it is nonlinear, be not suitable for doing linear Sensitive Apparatus, can not do
It is detected to linear light sensation, only makees the photoelectric sensor of switching value, several level status can only be had by adjusting brightness.
Utility model content
The purpose of the utility model is to provide a kind of human body environment's optical detection system based on self-service cabinet, having can root
It is converted according in different product scenes, to reach intelligence, energy conservation, convenient purpose.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of human body environment's optical detection system based on self-service cabinet, including counter ontology and control system, are also wrapped
It includes,
Energy-consuming device is set on counter ontology, and is coupled to alternating current；
VCNL4200 is approached and ambient light sensor, for detecting ambient light data and human body proximity state, and exports
Detect signal；
Main control unit MCU, input terminal are coupled to VCNL4200 close to the output end with ambient light sensor, output end
It is coupled to energy-consuming device, the main control unit MCU receives detection signal, will test and exports after signal is handled to control system
Signal is controlled, energy-consuming device is adjusted in control system responsive control signal.
Preferably, the main control unit MCU is set as 8 single-chip microcontrollers.
VCNL4200 is coupled with PMOS tube, the G grade and driving core of PMOS tube close to the output end with 2 foot of ambient light sensor
Piece coupling, the S grade of PMOS tube are coupled to power supply.PMOS tube is coupled with resistance R1 with the tie point of power supply, and resistance R1's is another
End is coupled to PMOS tube and VCNL4200 is approached and the tie point of 2 foot of ambient light sensor；The tie point of PMOS tube and power supply is also
It is coupled with capacitor C1, the other end ground connection of capacitor C1；The D grade of PMOS tube is coupled to VCNL4200 and approaches and ambient light sensor 6
Foot, VCNL4200 are coupled with resistance R2, the other end ground connection of resistance R2 close to 5 foot of ambient light sensor；Main control unit MCU's
The port SCK be coupled to VCNL4200 close to and 10 foot of ambient light sensor, the port SDA of main control unit MCU is coupled to
VCNL4200 is approached and 9 foot of ambient light sensor, and the port INT of main control unit MCU is coupled to VCNL4200 and approaches and environment light
8 foot of sensor；The port INT of main control unit MCU and VCNL4200 are approached and the tie point of 8 foot of ambient light sensor is coupled with electricity
R3 is hindered, the other end of resistance R3 is coupled to power supply；The port SCLK and VCNL4200 are approached and the connection of 10 foot of ambient light sensor
Point is coupled with resistance R4, the other end and power series of resistance R4；The port SDA is approached with VCNL4200 and ambient light sensor 9
The tie point of foot is coupled with resistance R5, and the other end of resistance R5 is coupled to power supply.
Preferably, the VCNL4200 is close and ambient light sensor includes that distance is examined close to receiving unit PS, environment light
Survey unit ALS, digital signal processing unit, the input terminal of digital signal processing unit respectively with distance close to receiving unit PS,
Environment optical detecting unit ALS coupling, digital signal processing unit and control unit MCU are coupled, and digital signal processing unit is to control
Unit MCU output detection signal processed.
Preferably, the energy-consuming device includes advertisement machine, LED light.
Preferably, the close top that counter ontology is set to ambient light sensor the VCNL4200.
In conclusion the utility model has the following beneficial effects:
1, increase corresponding human body environment's optical detection device in original unmanned cabinet system.Human body environment light detection dress
It sets and is mainly made of VCNL4200 close to ambient light sensor and master control mcu.VCNL4200 is close and ambient light sensor is
A kind of digital intelligent sensor, is integrated with environment light detection and proximity test.VCNL4200 leads to close to ambient light sensor
It whether close crosses proximity test unit detection human body, to wake up the low power consumpting state of self-service machine, energy-consuming device is allowed to start work
Make, allows user to be under a comfortable lamp light sound effects experience environment and carry out shopping selection, reinforce the ambient experience degree of client；
VCNL4200 is close and ambient light sensor integrated level is higher, is obviously reduced, reaches in the size of sensor
8.0mmx3.0mmx1.8mm can accomplish that implicit form is installed in the installation of self-service cabinet, not influence the whole of self-service cabinet
It is external to see.Detection mode is more reasonable, the probability malfunctioned occurs almost without digitized sensor is more square in processing
Just, compared with traditional PIR pyroelectricity mode, circuit design is more complicated, needs to amplify tiny voltage transformation, mould
Conversion of the quasi- circuit to digital circuit.VCNL4200 is close more reasonable with the proximity test unit of ambient light sensor, its handle
These are all integrated using required circuit, are not needed using additional grating, do not require yet infrared transmitter IRED and
Light emitting diode keeps alignment, and maximum detecting distance reaches 1.5 meters, and other most of proximity sensors are then at about 8 inches
Place's detection is close, and distance is too short.There is no the influences for having interference source.Its environment light detection and proximity test use concurrent working side
Formula, while data processing.
2, VCNL4200 is close and ambient light sensor in the detectable 0.003Lx of environment optical detecting unit ALS~
The environment light of 1.57kLx can be detected under dark or high grade of transparency lens or tempered glass.VCNL4200 environment light
16 partial ADC influence sensor will not by flicker from fluorescent lighting, realize in -40 DEG C~+85 DEG C temperature ranges good
Temperature-compensating.It is applicable to extreme environment area.12 proximity sensors of VCNL4200 can be disappeared using intelligent cancellation technology
Except the continuity design of crosstalk, while intelligence ensures accurately detection and faster response time.The wavelength peak of transmitter
For 940nm, without visible " feux rouges ".
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 be in embodiment VCNL4200 close to and ambient light sensor and main control unit MCU circuit connection diagram；
Fig. 3 is the close internal component connection schematic diagram with ambient light sensor of embodiment VCNL4200.
In figure, 1, counter ontology；2, advertisement machine；3, LED light；4, VCNL4200 is close and ambient light sensor.
Specific embodiment
The present invention is described further with specific embodiment below.
As shown in Figure 1, a kind of human body environment's optical detection system based on self-service cabinet, including counter ontology 1 and control
System processed is provided with energy-consuming device on counter ontology 1, and energy-consuming device is concatenated with alternating current, and energy-consuming device includes being arranged in counter sheet
Advertisement machine 2 on body 1, is set on counter ontology 1 LED light 3 for being set to counter ontology 1 and being set in advertisement machine 2
Loudspeaker etc..
As depicted in figs. 1 and 2,1 upper end of counter ontology be provided with VCNL4200 close to and ambient light sensor 4, and
VCNL4200 is arranged close to the main control unit MCU, VCNL4200 coupled with ambient light sensor 4 close to ambient light sensor 4
Below the panel glass substrate of advertisement machine 2, VCNL4200 is close and ambient light sensor 4 is for detecting ambient light data and people
Body proximity state, and detection signal is exported, main control unit MCU receives detection signal, will test signal and preset threshold value Lula
After being compared, control signal is exported to control system, control system responsive control signal is adjusted to control energy-consuming device.
VCNL4200 close to and ambient light sensor 4 include distance close to receiving unit PS, environment optical detecting unit ALS,
Digital signal processing unit, digital signal processing unit include coupling with the control card of main control unit MCU coupling, with control card
Oscillator, oscillator are coupled with dsp chip, PS timing controller are coupled on dsp chip.
Distance carries infrared transmitter IRED close to unit.
It is noted that distance is close to receiving unit PS, environment optical detecting unit ALS, infrared transmitter IRED, number
Signal processing unit is assembled by CMOS flow.
The cathode of the plus earth of environment optical detecting unit ALS, environment optical detecting unit ALS is coupled with low-pass filter,
Low pass filter coupled has ALS16 data buffers, and ALS16 data buffers and control card couple, and control card is also coupled to
There is the buffer area PS.
Plus earth of the distance close to receiving unit PS, cathode and dsp chip coupling of the distance close to receiving unit PS.
The output end of dsp chip is coupled with driving chip.
The output end of driving chip is set as VCNL4200 close to 2 feet with ambient light sensor 4, infrared transmitter IRED
Cathode be set as VCNL4200 close to and ambient light sensor 45 feet, the anode of infrared transmitter IRED is set as
VCNL4200 close to and ambient light sensor 46 feet, the end INT of control card is set as that VCNL4200 is close and ambient light sensing
8 feet of device 4, the end SADT of control card are set as VCNL4200 close to 9 feet with ambient light sensor 4, the end SCLK of control card
VCNL4200 is set as close to 10 feet with ambient light sensor 4.
VCNL4200 is coupled with PMOS tube, the G grade and driving of PMOS tube close to the output end with 42 foot of ambient light sensor
Chip coupling, the S grade of PMOS tube are coupled to power supply.PMOS tube is coupled with resistance R1 with the tie point of power supply, and resistance R1's is another
One end is coupled to PMOS tube and VCNL4200 is approached and the tie point of 42 foot of ambient light sensor, the resistance value of resistance R1 are set as 5K
Ω.The tie point of PMOS tube and power supply has been also coupled to capacitor C1, the other end ground connection of capacitor C1, and the capacitance of capacitor C1 is set as
2.2*10^ (- 6) F.The D grade of PMOS tube be coupled to VCNL4200 close to and 46 foot of ambient light sensor, VCNL4200 is close and ring
Optical sensor 45 foot in border is coupled with resistance R2, the other end ground connection of resistance R2, and the resistance value of resistance R2 is set as 2.7 Ω.
The port SCK of main control unit MCU is coupled to VCNL4200 and approaches and 410 foot of ambient light sensor, main control unit MCU
The port SDA be coupled to VCNL4200 close to and 49 foot of ambient light sensor, the port INT of main control unit MCU is coupled to
VCNL4200 is approached and 48 foot of ambient light sensor；The port INT of main control unit MCU is approached with VCNL4200 and ambient light sensing
The tie point of 48 foot of device is coupled with resistance R3, and the other end of resistance R3 is coupled to power supply, and the resistance value of resistance R3 is set as 8.2K Ω；
The port SCLK and VCNL4200 are approached and the tie point of 410 foot of ambient light sensor is coupled with resistance R4, the other end of resistance R4
With power series, the resistance value of resistance R4 is set as 2.2K Ω；The port SDA and VCNL4200 close to and 49 foot of ambient light sensor
Tie point is coupled with resistance R5, and the other end of resistance R5 is coupled to power supply, and the resistance value of resistance R5 is set as 2.2K Ω.
VCNL4200 is close and 41 foot of ambient light sensor ground connection, VCNL4200 are coupled close to 43 foot of ambient light sensor
In there is power supply, VCNL4200 is coupled with capacitor C2 in the tie point of power supply close to 43 foot of ambient light sensor, and capacitor C2's is another
One end ground connection, the capacitance of capacitor C2 are set as 0.1*10^-6F.
It is noted that main control unit MCU is set as 8 single-chip microcontrollers.
Use process:
Distance irradiates the infrared light of 940nm wavelength close to receiving unit PS by internal included infrared transmitter IRED
Line judges distance close to the light quantity on receiving unit PS according in distance when infrared light is on being irradiated to detectable substance object
The distance or someone's detectable substance of measurement.I2C bus line command sends data and controls data simultaneously.
Environment optical detecting unit ALS can be housed, main control unit MCU passes through below the advertisement screen substrate of glass of self-service machine
7 feet of VCNL4200 have detected that data are to be processed, are approached the ambient light data of VCNL4200 and human body by I2C bus
State is read.The ambient light data handled well and human body proximity state are fed back to self-service machine system, nothing by main control unit MCU
People's vending machine is adjusted accordingly according to ambient light data and human body proximity state, after reading proximity sensor has data
Reason, to judge whether mobile object is close toward the direction of vending machine.It is handled after reading ambient light data, when environment light number
According to the lower threshold LDla for being less than some setting, carries out 3 brightness of illumination of LED light in cabinet and adjust, and the display of activation advertisement machine 2
Screen and adjust 3 brightness of illumination of notice board LED light etc..When ambient light data is greater than the upper limit threshold LUla of some setting, nothing
People's vendor system turns down 3 brightness of LED light in cabinet, 3 brightness of LED light in 2 screen of advertisement machine.When nothing detects corresponding object
When, self-service machine enters corresponding low power consumpting state, such as reduces by 3 light of LED light, closes advertisement machine 2, turns down volume.It adopts
It realizes that auto state changes with human body environment light, to reach friendly human-computer interaction, very big work is played in energy-saving and emission-reduction
Use effect.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (6)
1. a kind of human body environment's optical detection system based on self-service cabinet, including counter ontology (1) and electric system, special
Sign is: further include,
Energy-consuming device is set on counter ontology (1), and is coupled to alternating current；
VCNL4200 is approached and ambient light sensor (4), for detecting ambient light data and human body proximity state, and exports inspection
Survey signal；
Main control unit MCU, input terminal are coupled to VCNL4200 close to the output end with ambient light sensor (4), output end
It is coupled to energy-consuming device, the main control unit MCU receives detection signal, will test and exports after signal is handled to electric system
Signal is controlled, energy-consuming device is adjusted in electric system responsive control signal.
2. a kind of human body environment's optical detection system based on self-service cabinet according to claim 1, it is characterised in that: institute
It states main control unit MCU and is set as 8 single-chip microcontrollers.
3. a kind of human body environment's optical detection system based on self-service cabinet according to claim 1 or 2, feature exist
In: VCNL4200 is coupled with PMOS tube, the G grade and driving chip of PMOS tube close to the output end with (4) 2 foot of ambient light sensor
Coupling, the S grade of PMOS tube are coupled to power supply, and PMOS tube is coupled with resistance R1, the other end of resistance R1 with the tie point of power supply
It is coupled to PMOS tube and VCNL4200 is approached and the tie point of (4) 2 foot of ambient light sensor；The tie point of PMOS tube and power supply is also
It is coupled with capacitor C1, the other end ground connection of capacitor C1；The D grade of PMOS tube is coupled to that VCNL4200 is close and ambient light sensor
(4) 6 feet, VCNL4200 are coupled with resistance R2, the other end ground connection of resistance R2 close to (4) 5 foot of ambient light sensor；Master control list
The port SCK of first MCU is coupled to VCNL4200 and approaches and (4) 10 foot of ambient light sensor, the port the SDA coupling of main control unit MCU
Be connected to VCNL4200 close to and (4) 9 foot of ambient light sensor, it is close that the port INT of main control unit MCU is coupled to VCNL4200
With (4) 8 foot of ambient light sensor；The port INT of main control unit MCU and VCNL4200 close to and (4) 8 foot of ambient light sensor
Tie point is coupled with resistance R3, and the other end of resistance R3 is coupled to power supply；The port SCLK and VCNL4200 are approached and environment light passes
The tie point of (4) 10 foot of sensor is coupled with resistance R4, the other end and power series of resistance R4；The port SDA connects with VCNL4200
Close and (4) 9 foot of ambient light sensor tie point is coupled with resistance R5, and the other end of resistance R5 is coupled to power supply.
4. a kind of human body environment's optical detection system based on self-service cabinet according to claim 1, it is characterised in that: institute
State VCNL4200 close to and ambient light sensor (4) include distance close to receiving unit PS, environment optical detecting unit ALS, number
Signal processing unit, the input terminal of digital signal processing unit is respectively with distance close to receiving unit PS, environment optical detecting unit
ALS coupling, digital signal processing unit and control unit MCU are coupled, and digital signal processing unit is exported to control unit MCU and examined
Survey signal.
5. a kind of human body environment's optical detection system based on self-service cabinet according to claim 1 or 2, feature exist
In: the energy-consuming device includes advertisement machine (2), LED light (3).
6. a kind of human body environment's optical detection system based on self-service cabinet according to claim 1, it is characterised in that: institute
VCNL4200 is stated close to the top for being set to counter ontology (1) with ambient light sensor (4).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821794351.4U CN208985251U (en) | 2018-11-01 | 2018-11-01 | A kind of human body environment's optical detection system based on self-service cabinet |
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| CN201821794351.4U CN208985251U (en) | 2018-11-01 | 2018-11-01 | A kind of human body environment's optical detection system based on self-service cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912557A (en) * | 2019-12-04 | 2020-03-24 | 电子科技大学 | ADC multi-input signal crosstalk model circuit |
| CN112425926A (en) * | 2020-11-12 | 2021-03-02 | 中国船舶重工集团公司第七一五研究所 | Desktop safety filing cabinet device for office |
-
2018
- 2018-11-01 CN CN201821794351.4U patent/CN208985251U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912557A (en) * | 2019-12-04 | 2020-03-24 | 电子科技大学 | ADC multi-input signal crosstalk model circuit |
| CN110912557B (en) * | 2019-12-04 | 2022-06-03 | 电子科技大学 | ADC multi-input signal crosstalk model circuit |
| CN112425926A (en) * | 2020-11-12 | 2021-03-02 | 中国船舶重工集团公司第七一五研究所 | Desktop safety filing cabinet device for office |
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Address after: No.1688, Baiyunshan South Road, Hongjia street, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: ZHEJIANG XINGXING REFRIGERATION Co.,Ltd. Patentee after: Jiangsu Xingxing Cold Chain Technology Co.,Ltd. Address before: 318015 Zhejiang Taizhou Jiaojiang District, Hong Jia Shang Jin line 88. Patentee before: ZHEJIANG XINGXING REFRIGERATION Co.,Ltd. Patentee before: JIANGSU XINGXING HOME APPLIANCES TECHNOLOGY Co.,Ltd. |