CN210372998U - Children's intelligence desk lamp based on region detection - Google Patents
Children's intelligence desk lamp based on region detection Download PDFInfo
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- CN210372998U CN210372998U CN201921499036.3U CN201921499036U CN210372998U CN 210372998 U CN210372998 U CN 210372998U CN 201921499036 U CN201921499036 U CN 201921499036U CN 210372998 U CN210372998 U CN 210372998U
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Abstract
An intelligent children desk lamp based on region detection comprises a desk lamp base, wherein a metal rod is connected to the desk lamp base, the top end of the metal rod is connected with a lampshade, an LED lamp is arranged inside the lampshade, and a camera, a dsp microprocessor, a voltage driving circuit, a pwm microprocessor and a power switch are arranged on the desk lamp base; the signal output end of the camera is connected with the input end of the dsp microprocessor, the output end of the dsp microprocessor is connected with the input end of the voltage driving circuit, and the output end of the voltage driving circuit is connected with the turn-on control end of the LED lamp; the top of the lampshade is provided with a light sensor, the signal output end of the light sensor is connected with the input end of the pwm microprocessor, and the output end of the pwm microprocessor is connected with the voltage control end of the led lamp; the utility model can automatically adjust the brightness according to the light intensity of the current environment; when the child leaves the desk for a certain time, the power supply is automatically cut off, and the safety is good.
Description
Technical Field
The utility model relates to a desk lamp, in particular to children's intelligence desk lamp based on region detection.
Background
The time for a modern child to learn before a desk is greatly extended compared to before, but the myopia rate of a modern child is continuously increased due to unreasonable lighting problems, which is very disadvantageous for a child in a growing period. Therefore, many parents can choose to purchase the table lamp in order to solve the problem of insufficient light, but most table lamps in the market only have fixed light gear adjustment, and need manual switching, which is not intelligent enough; and because there is no circuit protection, sometimes the children leave without cutting off the power inadvertently, easily cause the potential safety hazard.
Disclosure of Invention
In order to overcome the above-mentioned prior art shortcomings, the present invention provides an intelligent desk lamp for children based on region detection, which can automatically adjust the brightness according to the light intensity of the current environment; when the child leaves the desk for a certain time, the power supply is automatically cut off, and the safety is good.
In order to achieve the above purpose, the utility model discloses the technical scheme who takes does:
an intelligent children desk lamp based on region detection comprises a desk lamp base 1, wherein a metal rod 2 is connected to the desk lamp base 1, the top end of the metal rod 2 is connected with a lampshade 3, an LED lamp 4 is installed inside the lampshade 3, and a camera 5, a dsp microprocessor 6, a voltage driving circuit 7, a pwm microprocessor 9 and a power switch 10 are installed on the desk lamp base 1;
the signal output end of the camera 5 is connected with the input end of the dsp microprocessor 6, the output end of the dsp microprocessor 6 is connected with the input end of the voltage driving circuit 7, and the output end of the voltage driving circuit 7 is connected with the turn-on control end of the led lamp 4;
and a light sensor 8 is arranged at the top of the lampshade 3, the signal output end of the light sensor 8 is connected with the input end of a pwm microprocessor 9, and the output end of the pwm microprocessor 9 is connected with the voltage control end of the led lamp 4.
The voltage driving circuit 7 is built through a mos tube, the mos tube is connected with a resistor R1 in series after being connected with the resistor R2 in parallel, the resistor R1 is 1K omega, the resistor R2 is 10K omega, the working state of the mos tube is controlled by the input level signal through the change of high and low levels, and if the input level signal is positive, the mos tube is changed from a cut-off state to a conducting state.
The camera 5 is a Haikang target recognition camera.
The dsp microprocessor 6 is a TMS320C8Xdsp microprocessor.
The light sensor 8 is a patch type pt100 light sensor.
The pwm microprocessor 9 is a TL494 type pwm microprocessor.
The mos tube adopts sto-89.
The utility model has the advantages that:
(1) the utility model discloses a light ray sensor 8 and pwm microprocessor 9 realize the continuous regulation to luminance in the middle of the work area, rather than general gear regulation to it is a continuous process rather than the process of a sudden change to guarantee that luminance change in the middle of the work area is, in order to prevent the injury of the jump many times of light to children's eyesight.
(2) The target in the working area is captured by the camera 5 by adopting a target recognition technology, whether children exist in the current working area is determined by the success or failure of the capturing, and if no children exist, the power supply is cut off in time so as to ensure the power utilization safety.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a circuit diagram of a voltage driving circuit 7 according to an embodiment of the present invention.
Detailed Description
The invention is further described with reference to the drawings and examples.
Referring to fig. 1, the intelligent children desk lamp based on region detection comprises a desk lamp base 1, wherein a metal rod 2 is connected to the middle of the desk lamp base 1, the top end of the metal rod 2 is connected with a lampshade 3, an led lamp 4 is installed inside the lampshade 3, and a camera 5, a dsp microprocessor 6, a voltage driving circuit 7, a pwm microprocessor 9 and a power switch 10 are installed on the desk lamp base 1;
the signal output end of the camera 5 is connected with the input end of the dsp microprocessor 6, the output end of the dsp microprocessor 6 is connected with the input end of the voltage driving circuit 7, and the output end of the voltage driving circuit 7 is connected with the turn-on control end of the led lamp 4; when the power switch 10 is connected, the camera 5 starts to work, the camera 5 is a Haikang target recognition camera, target detection is carried out on a working area, if a target is successfully captured in the working area, a signal is transmitted to the dsp microprocessor 6, the microprocessor 6 is a TMS320C8Xdsp microprocessor, the dsp microprocessor 6 converts the received signal and loads the signal to the input end of the voltage driving circuit 7 in a high-level mode, and the mos tube in the voltage driving circuit 7 is adjusted to be in a conducting state from a cut-off state, so that the led lamp tube 4 starts to work normally.
The top of the lampshade 3 is provided with a light sensor 8, the light sensor 8 is a surface mount type pt100 light sensor, the signal output end of the light sensor 8 is connected with the input end of a pwm microprocessor 9, the pwm microprocessor 9 is a TL494 type pwm microprocessor, and the output end of the pwm microprocessor 9 is connected with the voltage control end of the led lamp 4; light sensor 8 detects the light intensity of current work area, according to the different signals of light intensity output intensity of difference, light sensor 8's output links to each other with pwm microprocessor 9's input, when external luminance is higher, light sensor 8's output signal can be great, pwm microprocessor 9 that corresponds is after receiving this great signal, can rise the duty cycle of low level, the low level duty cycle risees, output voltage also can be along with reducing, otherwise output voltage can rise, through this kind of mode in order to reach the purpose of real-time continuous regulation loading voltage on led lamp 4, change the luminance of led lamp 4 through different voltages.
Referring to fig. 2, the voltage driving circuit 7 is built by taking mos as a core tube, the mos tube is connected in parallel with a resistor R2 and then connected in series with a resistor R1, the resistor R1 is 1K Ω, the resistor R2 is 10K Ω, an input level signal controls the working state of the mos tube (sto-89) through the change of high and low levels, and if the input level signal is positive, the mos tube is changed from a cut-off state to a conducting state; the mos tube is switched between the cut-off state and the conduction state, so that the effect of conducting or cutting off the power supply is achieved.
After the desk lamp starts to work, the camera 5 can catch the working space once at regular intervals, and if people are not detected in the working space for two consecutive catches, the system can be automatically powered off.
The utility model discloses environmental light when can effectual help the head of a family to children study is controlled, avoids because light is too strong or weak causes the injury to children's eyesight, can also avoid simultaneously leading to the potential safety hazard that the power supply leads to not cutting off because of the human negligence.
Claims (7)
1. The utility model provides a children's intelligence desk lamp based on regional detection, includes desk lamp base (1), connects metal pole (2) on desk lamp base (1), and lamp shade (3) are connected on metal pole (2) top, lamp shade (3) internally mounted led lamp (4), its characterized in that: a camera (5), a dsp microprocessor (6), a voltage driving circuit (7), a pwm microprocessor (9) and a power switch (10) are arranged on the desk lamp base (1);
the signal output end of the camera (5) is connected with the input end of the dsp microprocessor (6), the output end of the dsp microprocessor (6) is connected with the input end of the voltage driving circuit (7), and the output end of the voltage driving circuit (7) is connected with the opening control end of the LED lamp (4);
light sensor (8) is installed at the top of lamp shade (3), the signal output end of light sensor (8) is connected with the input end of pwm microprocessor (9), and the output end of pwm microprocessor (9) is connected with the voltage control end of led lamp (4).
2. The children's intelligent desk lamp based on area detection of claim 1, wherein: the voltage driving circuit (7) is built through a mos tube, the mos tube is connected with a resistor R1 in series after being connected with the resistor R2 in parallel, the resistor R1 is 1K omega, the resistor R2 is 10K omega, an input level signal controls the working state of the mos tube through the change of high and low levels, and if the input level signal is positive, the mos tube is changed from a cut-off state to a conducting state.
3. The children's intelligent desk lamp based on area detection of claim 1, wherein: the camera (5) is a Haikang target recognition camera.
4. The children's intelligent desk lamp based on area detection of claim 1, wherein: the dsp microprocessor (6) is a TMS320C8Xdsp microprocessor.
5. The children's intelligent desk lamp based on area detection of claim 1, wherein: the light sensor (8) is a patch type pt100 light sensor.
6. The children's intelligent desk lamp based on area detection of claim 1, wherein: the pwm microprocessor (9) is a TL494 type pwm microprocessor.
7. The children's intelligent desk lamp based on area detection as claimed in claim 2, wherein: the mos tube adopts sto-89.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499036.3U CN210372998U (en) | 2019-09-09 | 2019-09-09 | Children's intelligence desk lamp based on region detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499036.3U CN210372998U (en) | 2019-09-09 | 2019-09-09 | Children's intelligence desk lamp based on region detection |
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| CN210372998U true CN210372998U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921499036.3U Active CN210372998U (en) | 2019-09-09 | 2019-09-09 | Children's intelligence desk lamp based on region detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220004753A1 (en) * | 2020-07-01 | 2022-01-06 | Toyota Jidosha Kabushiki Kaisha | Information processing apparatus, non-transitory computer readable medium, and information processing method |
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2019
- 2019-09-09 CN CN201921499036.3U patent/CN210372998U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220004753A1 (en) * | 2020-07-01 | 2022-01-06 | Toyota Jidosha Kabushiki Kaisha | Information processing apparatus, non-transitory computer readable medium, and information processing method |
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