CN215494637U - Intelligent household electrical appliance and automatic display screen switching device thereof - Google Patents
Intelligent household electrical appliance and automatic display screen switching device thereof Download PDFInfo
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- CN215494637U CN215494637U CN202121958047.0U CN202121958047U CN215494637U CN 215494637 U CN215494637 U CN 215494637U CN 202121958047 U CN202121958047 U CN 202121958047U CN 215494637 U CN215494637 U CN 215494637U
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Abstract
The utility model discloses an intelligent household appliance and a display screen automatic switching device thereof, wherein the display screen automatic switching device comprises a single chip microcomputer and an infrared sensing device, the infrared sensing device is used for sensing an object close to the intelligent household appliance, the single chip microcomputer is electrically connected with the infrared sensing device, and the single chip microcomputer is used for receiving a sensing signal of the infrared sensing device and sending the sensing signal to a main control chip of the intelligent household appliance. According to the automatic switching device for the display screen, the single chip microcomputer identifies whether a person is near the intelligent household appliance to operate the equipment or not through the infrared sensing device, when the person is identified to operate the equipment, the single chip microcomputer sends a control instruction to the main control chip of the intelligent household appliance to automatically awaken the display screen, and otherwise, the display screen enters a standby mode. Therefore, a user does not need to manually operate a switch of the display screen, and the experience of the user is improved.
Description
Technical Field
The utility model relates to the field of intelligent household appliances, in particular to an intelligent household appliance and an automatic display screen switching device thereof.
Background
The intelligent household appliance is a household appliance product formed by introducing a microprocessor, a sensor technology and a network communication technology into the household appliance, and can be interconnected with other household appliances, households and facilities in a house to form a system so as to realize the function of intelligent furniture.
The intelligent household electrical appliance is mainly provided with a display screen, such as a refrigerator, a range hood, a cabinet and the like, the display screen is awakened when the intelligent household electrical appliance is needed to be used, and the display screen enters a standby mode when the intelligent household electrical appliance is not needed to be used, so that the power consumption of the intelligent household electrical appliance is saved.
However, the existing intelligent home appliances are manually controlled to be used, and when the intelligent home appliances are needed to be used, the user turns on the home appliances, and when the intelligent home appliances are not needed to be used, the user turns off the home appliances. However, in actual use, a user often forgets to turn off the display screen, which results in high power consumption of the intelligent household appliance.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an automatic display screen switching device, and aims to solve the technical problem that the existing intelligent household appliance is high in power consumption.
In order to achieve the above object, the present invention provides an automatic display screen switching device, which includes a single chip microcomputer and an infrared sensing device, wherein the infrared sensing device is used for sensing an object approaching to an intelligent household electrical appliance, the single chip microcomputer is electrically connected to the infrared sensing device, and the single chip microcomputer is used for receiving a sensing signal of the infrared sensing device and sending the sensing signal to a main control chip of the intelligent household electrical appliance.
Preferably, infrared induction system includes infrared transmitting tube and infrared receiving tube, infrared transmitting tube is used for towards the place ahead transmission infrared ray of intelligent household electrical appliances, infrared receiving tube is used for receiving after the object reflection the infrared ray.
Preferably, the single chip microcomputer comprises a watchdog.
The utility model further provides intelligent household electrical appliance equipment which comprises the display screen automatic switching device recorded in each embodiment, wherein the display screen automatic switching device comprises a single chip microcomputer and an infrared sensing device, the infrared sensing device is used for sensing objects close to the intelligent household electrical appliance equipment, the single chip microcomputer is electrically connected with the infrared sensing device, and the single chip microcomputer is used for receiving sensing signals of the infrared sensing device and sending the sensing signals to a main control chip of the intelligent household electrical appliance equipment.
Preferably, the intelligent household electrical appliance further comprises a main control chip and a display screen, wherein the main control chip is respectively electrically connected with the display screen and the single chip microcomputer, and the main control chip is used for receiving the control signal sent by the single chip microcomputer and controlling the switch of the display screen accordingly.
Preferably, the intelligent household electrical appliance further comprises a voice broadcasting device electrically connected with the main control chip, and the voice broadcasting device is used for broadcasting the current working state information of the intelligent household electrical appliance.
Preferably, the intelligent household electrical appliance further comprises a camera device electrically connected with the main control chip, and the camera device is used for acquiring an approaching object in front of the intelligent household electrical appliance.
Compared with the prior art, the embodiment of the utility model has the beneficial technical effects that:
according to the automatic switching device for the display screen, the single chip microcomputer identifies whether a person is near the intelligent household appliance to operate the equipment or not through the infrared sensing device, when the person is identified to operate the equipment, the single chip microcomputer sends a control instruction to the main control chip of the intelligent household appliance to automatically awaken the display screen, and otherwise, the display screen enters a standby mode. Therefore, a user does not need to manually operate a switch of the display screen, and the experience of the user is improved.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent home appliance according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of the present invention.
Example one
Referring to fig. 1, the present invention provides an automatic display screen switching device, which includes a single chip microcomputer 1 and an infrared sensing device 2, wherein the infrared sensing device 2 is used for sensing an object approaching an intelligent household appliance, the single chip microcomputer 1 is electrically connected to the infrared sensing device 2, and the single chip microcomputer 1 is used for receiving a sensing signal of the infrared sensing device 2 and sending the sensing signal to a main control chip of the intelligent household appliance.
The automatic display screen switching device provided by the embodiment of the utility model is applied to intelligent household appliances, and after the intelligent household appliances are powered on, the infrared sensing device 2, the single chip microcomputer 1 and the main control chip start to work. The single chip microcomputer 1 transmits a pulse signal to the main control chip through the MCU _ TX0, if the main control chip responds to the pulse signal transmitted by the single chip microcomputer 1, the main control chip is in a working state, if the infrared sensing device 2 does not receive the signal within a preset time, the owner leaves, and at the moment, the single chip microcomputer 1 transmits a signal to the main control chip to inform the main control chip of executing a standby command.
If the pulse signal sent by the MCU _ TX0 does not respond, the main control chip is in a standby state, and if the user approaches, the infrared sensing device 2 detects that an object approaches, and the single chip microcomputer 1 sends a low-level pulse lasting for a preset time to the main control chip PIC _ PWR through the MCU _ TX1 to wake up the intelligent household appliance.
According to the automatic display screen switching device provided by the embodiment of the utility model, whether an object approaches to the intelligent household appliance or not is identified through the single chip microcomputer 1 and the infrared sensing device 2, if the object approaches, the infrared sensing device 2 can detect a corresponding signal and send the signal to the main control chip, so that the main control chip automatically awakens the display screen to enable the display screen to be in a working state. And if the infrared induction detection device cannot detect corresponding signals, the main control chip automatically controls the display screen to enter a standby mode, so that power consumption waste caused by forgetting to close the display screen by a user is avoided, and the use power consumption of the intelligent household appliance is reduced.
In some embodiments, the distance between the object and the intelligent household appliance can be determined by the strength of the level signal detected by the infrared sensing device 2.
Example two
The infrared sensing device 2 provided by the embodiment of the utility model comprises an infrared transmitting tube and an infrared receiving tube, wherein the infrared transmitting tube is used for transmitting infrared rays towards the front of the intelligent household appliance, and the infrared receiving tube is used for receiving the infrared rays reflected by an object. In this embodiment, after the electricity is gone up, infrared emission pipe will last the place ahead transmission infrared ray towards intelligent household electrical appliances, and when the object was close, the infrared ray that infrared emission pipe transmitted will be sheltered from and reflect by the human body, and the infrared ray after the reflection will be received by infrared receiving tube, and infrared receiving tube will produce corresponding signal of telecommunication and send for singlechip 1 to send the control instruction of opening the display screen to main control chip by singlechip 1 in view of the above. And when the object leaves intelligent household electrical appliances, the infrared ray that infrared emission pipe transmitted can not be received by infrared receiving tube, also can not produce corresponding signal of telecommunication yet, singlechip 1 then sends the control command of closing the display screen to main control chip in view of the above.
EXAMPLE III
The single chip microcomputer 1 provided by the embodiment of the utility model comprises a watchdog. In this embodiment, singlechip 1 is from taking the watchdog, if singlechip 1 program crashes, can automatic re-setting, singlechip 1 can operate for a long time. The power consumption of the single chip microcomputer 1 provided by the embodiment is low, only a few milliamperes exists, and even if the single chip microcomputer 1 is always in a working state, the power consumption of the whole single chip microcomputer is not affected.
Example four
Referring to fig. 1, the present invention further provides an intelligent household electrical appliance, which includes the automatic display screen switching device 10 described in the foregoing embodiments, and the specific structure of the automatic display screen switching device 10 refers to the foregoing embodiments.
EXAMPLE five
Referring to fig. 1, the intelligent household electrical appliance provided in the embodiment of the present invention further includes a main control chip 20 and a display screen 30, the main control chip 20 is electrically connected to the display screen 30 and the single chip microcomputer 1, and the main control chip 20 is configured to receive a control signal sent by the single chip microcomputer 1 and control the on/off of the display screen 30 accordingly. In this embodiment, the main control chip 20 is used to control the electrical components of the intelligent household electrical appliance, is electrically connected to the single chip microcomputer 1, and can receive the detection signal sent by the single chip microcomputer 1. If the infrared sensing device 2 recognizes that an object is close to the display screen, the single chip microcomputer 1 can control the display screen 30 to automatically wake up accordingly, and if the infrared sensing device 2 does not recognize the object, the single chip microcomputer 1 can control the display screen 30 to be in a standby mode accordingly.
EXAMPLE six
Referring to fig. 1, the intelligent household electrical appliance according to the embodiment of the present invention further includes a voice broadcasting device 40 electrically connected to the main control chip 20, where the voice broadcasting device 40 is configured to broadcast current working state information of the intelligent household electrical appliance. In this embodiment, when the user is close to intelligent household electrical appliances, through the automatic current operating condition information of reporting intelligent household electrical appliances of pronunciation, and need not to observe display screen 30 to improve user's use greatly and experience. Preferably, the voice broadcasting device 40 provided in this embodiment only operates when the distance between the user and the intelligent home appliance is smaller than a preset distance threshold, that is, the intelligent home appliance is preset with the distance threshold.
The above is only a part or preferred embodiment of the present invention, and neither the text nor the drawings should limit the scope of the present invention, and all equivalent structural changes made by the present specification and the contents of the drawings or the related technical fields directly/indirectly using the present specification and the drawings are included in the scope of the present invention.
Claims (6)
1. The utility model provides a display screen automatic switch device, is applied to intelligent household electrical appliances, its characterized in that, including singlechip and infrared induction system, infrared induction system is used for the sensing to be close intelligent household electrical appliances's object, the singlechip with infrared induction system electricity is connected, the singlechip is used for receiving infrared induction system's sensing signal and send it for intelligent household electrical appliances's main control chip.
2. The automatic display screen switching device according to claim 1, wherein the infrared sensing device comprises an infrared transmitting tube and an infrared receiving tube, the infrared transmitting tube is used for transmitting infrared rays towards the front of the intelligent household appliance, and the infrared receiving tube is used for receiving the infrared rays reflected by an object.
3. The automatic display screen switching device of claim 1, wherein the single chip microcomputer comprises a watchdog.
4. An intelligent household electrical appliance, characterized in that it comprises a display screen automatic switch device according to any one of claims 1 to 3.
5. The intelligent household electrical appliance according to claim 4, further comprising a main control chip and a display screen, wherein the main control chip is electrically connected with the display screen and the single chip microcomputer respectively, and the main control chip is used for receiving the control signal sent by the single chip microcomputer and controlling the on/off of the display screen accordingly.
6. The intelligent household electrical appliance according to claim 4, further comprising a voice broadcasting device electrically connected to the main control chip, wherein the voice broadcasting device is configured to broadcast the current working state information of the intelligent household electrical appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121958047.0U CN215494637U (en) | 2021-08-19 | 2021-08-19 | Intelligent household electrical appliance and automatic display screen switching device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121958047.0U CN215494637U (en) | 2021-08-19 | 2021-08-19 | Intelligent household electrical appliance and automatic display screen switching device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215494637U true CN215494637U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121958047.0U Active CN215494637U (en) | 2021-08-19 | 2021-08-19 | Intelligent household electrical appliance and automatic display screen switching device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215494637U (en) |
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2021
- 2021-08-19 CN CN202121958047.0U patent/CN215494637U/en active Active
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