CN219958469U - Indoor LED display screen with human body induction function - Google Patents
Indoor LED display screen with human body induction function Download PDFInfo
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- CN219958469U CN219958469U CN202320929604.9U CN202320929604U CN219958469U CN 219958469 U CN219958469 U CN 219958469U CN 202320929604 U CN202320929604 U CN 202320929604U CN 219958469 U CN219958469 U CN 219958469U
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- 238000001514 detection method Methods 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 27
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
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- 230000005622 photoelectricity Effects 0.000 abstract description 2
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Abstract
The utility model discloses an indoor LED display screen with human body induction, which relates to the field of LED photoelectricity, and comprises: the human body sensing module is used for capturing human body signals when a person is in a detection range and outputting the human body signals to the human body signal processing module; the human body signal processing module is used for processing the signals output by the human body sensing module, and has the beneficial effects that: the LED screen display or extinction is automatically controlled, so that the working time of the screen is greatly shortened, a large amount of electric energy is saved, and the low-carbon environment-friendly call is responded; the service life of the LED display screen is prolonged, and the use cost is reduced; compared with manual power-off of the LED screen, the LED screen is forgotten to be turned off sometimes, so that potential safety hazards are increased suddenly.
Description
Technical Field
The utility model relates to the field of LED photoelectricity, in particular to an indoor LED display screen with human body induction.
Background
The LED display screen is a flat panel display, which consists of small LED module panels and is used for displaying various information such as characters, images, videos and the like.
The power consumption of the existing LED display screen is remarkable, the power consumption of the low-power LED display screen is 350-450W/m, and the P4 full-color screen can reach 2600W/m, so that the existing LED display screen needs to be improved.
Disclosure of Invention
The utility model aims to provide an indoor LED display screen with human body induction, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an indoor LED display screen with human body sensing, comprising:
the human body sensing module is used for capturing human body signals when a person is in a detection range and outputting the human body signals to the human body signal processing module;
the human body signal processing module is used for processing the signals output by the human body sensing module, converting the signals into voltage signals and driving the LED screen image signal module;
the LED screen image signal module is used for switching on or switching off an image transmission signal according to whether the voltage signal of the human body signal processing module is received or not, so as to drive the LED display screen module to work or not;
the LED display screen module is used for displaying images or texts;
the human body sensing module is connected with the human body signal processing module, the human body signal processing module is connected with the LED screen image signal module, and the LED screen image signal module is connected with the LED display screen module.
As still further aspects of the utility model: the human body sensing module comprises a human body sensing probe, a power end of the human body sensing probe is connected with 5V voltage, a grounding end of the human body sensing probe is grounded, and an output end of the human body sensing probe is connected with the human body signal processing module.
As still further aspects of the utility model: the human body sensing probe comprises an infrared sensing probe and a radar sensing probe.
As still further aspects of the utility model: the human body signal processing module comprises an integrated circuit U111, the model of the integrated circuit U111 is BISS0001, a 14-number pin of the integrated circuit U111 is connected with a human body sensing module, a 15-number pin of the integrated circuit U111 is connected with one end of a resistor R7, one end of a capacitor C4 and one end of a resistor R8, the other end of the resistor R7 is connected with the other end of the capacitor C4, a 16-number pin of the integrated circuit U111 is grounded through a capacitor C5, a 2-number pin of the integrated circuit U111 is connected with one end of a resistor R11, the other end of the resistor R11 is connected with a base electrode of a triode Q1, an emitter electrode of the triode Q1 is grounded, a collector electrode of the triode Q1 is connected with one end of a resistor R13 and one end of a resistor R14, the other end of the resistor R13 is connected with 5V voltage, the other end of the resistor R14 is connected with a G electrode of a MOS tube Q2, the S electrode of the MOS tube Q2 is connected with 5V voltage, and a D electrode of the MOS tube Q2 is connected with an LED screen image signal module.
As still further aspects of the utility model: the LED screen image signal module comprises a signal interface socket HUB75-1, an integrated circuit U1 and an integrated circuit U2, wherein the model of the signal interface socket HUB75-1 is HUB75, the model of the integrated circuit U1 and the model of the integrated circuit U2 are 74HC245, pins R1, B1, R2, B2, G1, G2 and B of the signal interface socket HUB75-1 are respectively connected with pins 2, 4, 5, 7, 3, 6 and 8 of the integrated circuit U1, and pins 12 to 18 of the integrated circuit U1 are connected with the LED display screen module;
the A, C, D, ST pins of the signal interface socket HUB75-1 are respectively connected with the pins 9, 2, 5 and 6 of the integrated circuit U2, the CLK pin of the signal interface socket HUB75-1 is connected with the pins 3 and 4 of the integrated circuit U2, the EN pin of the signal interface socket HUB75-1 is connected with the pins 7 and 8 of the integrated circuit U2, and the pins 11 to 18 of the integrated circuit U2 are connected with the LED display screen module.
Compared with the prior art, the utility model has the beneficial effects that: the LED screen display or extinction is automatically controlled, so that the working time of the screen is greatly shortened, a large amount of electric energy is saved, and the low-carbon environment-friendly call is responded; the service life of the LED display screen is prolonged, and the use cost is reduced; compared with manual power-off of the LED screen, the LED screen is forgotten to be turned off sometimes, so that potential safety hazards are increased suddenly.
Drawings
Fig. 1 is a first partial view of an indoor LED display screen with human body sensing.
Fig. 2 is a second partial view of an indoor LED display with human body sensing.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Referring to fig. 1, an indoor LED display screen with human body sensing includes:
the human body sensing module is used for capturing human body signals when a person is in a detection range and outputting the human body signals to the human body signal processing module;
the human body signal processing module is used for processing the signals output by the human body sensing module, converting the signals into voltage signals and driving the LED screen image signal module;
the LED screen image signal module is used for switching on or switching off an image transmission signal according to whether the voltage signal of the human body signal processing module is received or not, so as to drive the LED display screen module to work or not;
the LED display screen module is used for displaying images or texts;
the human body sensing module is connected with the human body signal processing module, the human body signal processing module is connected with the LED screen image signal module, and the LED screen image signal module is connected with the LED display screen module.
In this embodiment: referring to fig. 1, the human body sensing module includes a human body sensing probe, a power end of the human body sensing probe is connected with 5V voltage, a ground of the human body sensing probe is grounded, and an output end of the human body sensing probe is connected with the human body signal processing module.
In this embodiment: referring to fig. 1, the human body sensing probe includes an infrared sensing probe and a radar sensing probe.
The human body sensing probe is placed at a proper position of the LED screen, after the LED screen is installed, the sensitivity of the human body sensing probe is adjusted, so that a human body can trigger to work when the distance from the human body sensing probe is 10-20 meters, 20 meters are taken as an example, when a person approaches the human body sensing probe, the human body signal processing module is triggered to work by the level output by the human body sensing probe, and RE200B can be selected as the model of the human body sensing probe.
In this embodiment: referring to fig. 1, the human body signal processing module includes an integrated circuit U111, the type of the integrated circuit U111 is BISS0001, pin No. 14 of the integrated circuit U111 is connected to the human body sensing module, pin No. 15 of the integrated circuit U111 is connected to one end of a resistor R7, one end of a capacitor C4, one end of a resistor R8, the other end of the resistor R7 is connected to the other end of the capacitor C4, pin No. 16 of the integrated circuit U111, the other end of the resistor R8 is grounded through a capacitor C5, pin No. 2 of the integrated circuit U111 is connected to one end of a resistor R11, the other end of the resistor R11 is connected to the base of a triode Q1, the emitter of the triode Q1 is grounded, the collector of the triode Q1 is connected to one end of a resistor R13, one end of a resistor R14, the other end of the resistor R13 is connected to 5V voltage, the other end of the resistor R14 is connected to the G electrode of a MOS transistor Q2, the S electrode of the MOS transistor Q2 is connected to 5V voltage, and the D electrode of the MOS transistor Q2 is connected to the LED screen image signal module.
After the signal is processed by the integrated circuit U111, a high-level effective signal is output by a pin No. 2 of the integrated circuit U111, the triode Q1 is conducted by the high-level signal, the collector voltage of the triode Q1 is pulled down to become low level, so that the PMOS tube Q2 is conducted, and a power supply is supplied to the LED screen image signal module.
In this embodiment: referring to fig. 2, the LED screen image signal module includes a signal interface socket HUB75-1, an integrated circuit U1, and an integrated circuit U2, the signal interface socket HUB75-1 is a HUB75, the integrated circuits U1 and U2 are 74HC245, pins R1, B1, R2, B2, G1, G2, and B of the signal interface socket HUB75-1 are respectively connected to pins 2, 4, 5, 7, 3, 6, and 8 of the integrated circuit U1, and pins 12 to 18 of the integrated circuit U1 are connected to the LED display screen module.
The A, C, D, ST pins of the signal interface socket HUB75-1 are respectively connected with the pins 9, 2, 5 and 6 of the integrated circuit U2, the CLK pin of the signal interface socket HUB75-1 is connected with the pins 3 and 4 of the integrated circuit U2, the EN pin of the signal interface socket HUB75-1 is connected with the pins 7 and 8 of the integrated circuit U2, and the pins 11 to 18 of the integrated circuit U2 are connected with the LED display screen module.
On the left side of fig. 2, the integrated circuits U1, U2 and HUB75-1 supply voltage to the buffer amplifier IC 74HC245 (integrated circuits U1, U2) of the image signal of the display screen via the PMOS transistor Q2. At this time, the 74HC245 starts to work, and the signal of the HUB75-1 interface is transmitted to the post-stage signal processing circuit through the 74HC245, so that the purpose of lighting the display screen is achieved.
The integrated circuits U3-U14 are column scanning control ICs of signals, the model is SM16126, and pins 5-20 of each IC are respectively connected with a common end of a column of lamp beads with the same color; the model of the integrated circuit U16-U17D is 74HC138, the input end of a 4-line-16-line decoder formed by the two ICs is connected with four address signals A 'B' C 'D' output by U1 and U2, the 16 ports of the output of the decoder are respectively connected with the grid electrodes of 16 MOS tubes, and the model of the MOS tubes is 4953. The drain electrode of each MOS tube is respectively connected with the public end of each row of lamp beads of the display screen.
The working principle of the utility model is as follows: the human body sensing module captures human body signals when a person is in a detection range and outputs the human body signals to the human body signal processing module; the human body signal processing module processes the signals output by the human body sensing module, converts the signals into voltage signals and drives the LED screen image signal module; the LED screen image signal module is used for switching on or switching off an image transmission signal according to whether the voltage signal of the human body signal processing module is received or not, so that whether the LED display screen module works or not is driven; the LED display screen module displays images or text.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. An indoor LED display screen with human body induction, which is characterized in that:
this take indoor LED display screen of human response includes:
the human body sensing module is used for capturing human body signals when a person is in a detection range and outputting the human body signals to the human body signal processing module;
the human body signal processing module is used for processing the signals output by the human body sensing module, converting the signals into voltage signals and driving the LED screen image signal module;
the LED screen image signal module is used for switching on or switching off an image transmission signal according to whether the voltage signal of the human body signal processing module is received or not, so as to drive the LED display screen module to work or not;
the LED display screen module is used for displaying images or texts;
the human body sensing module is connected with the human body signal processing module, the human body signal processing module is connected with the LED screen image signal module, and the LED screen image signal module is connected with the LED display screen module.
2. The indoor LED display screen with human body sensing according to claim 1, wherein the human body sensing module comprises a human body sensing probe, the power end of the human body sensing probe is connected with 5V voltage, the grounding end of the human body sensing probe is grounded, and the output end of the human body sensing probe is connected with the human body signal processing module.
3. The indoor LED display with body sensing according to claim 2, wherein the body sensing probe comprises an infrared sensing probe and a radar sensing probe.
4. The indoor LED display screen with human body induction according to claim 1, wherein the human body signal processing module comprises an integrated circuit U111, the model number of the integrated circuit U111 is BISS0001, a 14-pin of the integrated circuit U111 is connected with the human body induction module, a 15-pin of the integrated circuit U111 is connected with one end of a resistor R7, one end of a capacitor C4 and one end of a resistor R8, the other end of the resistor R7 is connected with the other end of the capacitor C4 and the 16-pin of the integrated circuit U111, the other end of the resistor R8 is grounded through a capacitor C5, a 2-pin of the integrated circuit U111 is connected with one end of a resistor R11, the other end of the resistor R11 is connected with a base electrode of a triode Q1, an emitter electrode of the triode Q1 is grounded, a collector electrode of the triode Q1 is connected with one end of a resistor R13, the other end of the resistor R13 is connected with 5V voltage, the other end of the resistor R14 is connected with a G electrode of a MOS tube Q2, the S electrode of the MOS tube Q2 is connected with 5V voltage, and the D electrode of the MOS tube Q2 is connected with the LED screen image signal module.
5. The indoor LED display screen with human body induction according to claim 1, wherein the LED screen image signal module comprises a signal interface socket HUB75-1, an integrated circuit U1 and an integrated circuit U2, the model number of the signal interface socket HUB75-1 is HUB75, the model number of the integrated circuit U1 and the model number of the signal interface socket HUB 2 are 74HC245, pins R1, B1, R2, B2, G1, G2 and B of the signal interface socket HUB75-1 are respectively connected with pins 2, 4, 5, 7, 3, 6 and 8 of the integrated circuit U1, and pins 12 to 18 of the integrated circuit U1 are connected with the LED display screen module; the A, C, D, ST pins of the signal interface socket HUB75-1 are respectively connected with the pins 9, 2, 5 and 6 of the integrated circuit U2, the CLK pin of the signal interface socket HUB75-1 is connected with the pins 3 and 4 of the integrated circuit U2, the EN pin of the signal interface socket HUB75-1 is connected with the pins 7 and 8 of the integrated circuit U2, and the pins 11 to 18 of the integrated circuit U2 are connected with the LED display screen module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929604.9U CN219958469U (en) | 2023-04-23 | 2023-04-23 | Indoor LED display screen with human body induction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929604.9U CN219958469U (en) | 2023-04-23 | 2023-04-23 | Indoor LED display screen with human body induction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219958469U true CN219958469U (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320929604.9U Active CN219958469U (en) | 2023-04-23 | 2023-04-23 | Indoor LED display screen with human body induction function |
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| Country | Link |
|---|---|
| CN (1) | CN219958469U (en) |
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- 2023-04-23 CN CN202320929604.9U patent/CN219958469U/en active Active
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