CN215416585U - Waving induction control device and household appliance - Google Patents
Waving induction control device and household appliance Download PDFInfo
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- CN215416585U CN215416585U CN202121606489.9U CN202121606489U CN215416585U CN 215416585 U CN215416585 U CN 215416585U CN 202121606489 U CN202121606489 U CN 202121606489U CN 215416585 U CN215416585 U CN 215416585U
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Abstract
The application provides a waving induction control device and household electrical appliances, wherein the waving induction control device comprises a main control chip, a distance measuring module, a driving circuit, a waving induction module and a power supply; the master control chip is respectively electrically connected with the distance measuring module and the driving circuit, and the driving circuit is electrically connected with the waving induction module; the power supply is integrated in the main control chip and can respond to a power supply instruction of the main control chip triggered after the distance measurement module detects that the target object enters the set area to supply power to the waving induction module; wave hand induction module and constitute by a plurality of infrared sensor, infrared sensor includes infrared emission pipe, infrared ray receiver tube to and the signal transmitter who is connected with the infrared ray receiver tube electricity, signal transmitter and main control chip communication are connected. This application sets up ranging module for waving hand response module's compensation detection device, as main control chip control power and wave the prerequisite that hand response module is connected or breaks off, has avoided waving long-time work of hand response module and has influenced its sensitivity and life always.
Description
Technical Field
The application belongs to the technical field of household appliances, and particularly relates to a waving induction control device and household appliance.
Background
Along with the improvement of the living standard of people, intelligent products are more and more favored by people, especially intelligent household appliances, and brand-new experience and enjoyment are brought to the life of people.
However, the intelligent household electrical appliance using the touch key has the following disadvantages: when the two hands of a user are unclean, such as oil stains, the user presses the touch screen again, so that the touch screen is stained with oil stains, the overall attractiveness is affected, and the cleaning burden is increased; when the user is inconvenient to hold objects with both hands, the user cannot directly control the touch screen. Therefore, intelligent household appliances with hand waving sensors appear in the market, and hand waving awakening or hand waving control operation is realized.
In the research and practice of the prior art, the inventor of the present application finds that, for an intelligent household appliance with a hand waving sensor, because the hand waving intention of a user and the hand waving time cannot be determined, and an infrared transmitting tube can work for a long time, the service life of the infrared sensor is greatly affected, and meanwhile, after the intelligent household appliance is used for a long time, the light emitted by the infrared transmitting tube is not enough when the infrared transmitting tube leaves a factory, and the sensitivity is reduced, so that the situation that the hand waving induction control device/the intelligent household appliance is inconvenient to operate or fails to operate/fails is caused.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a waving induction control device and household electrical appliance equipment, which aim to solve the problem that the existing waving induction control device is easy to cause operation failure/invalidation.
In a first aspect, an embodiment of the present application provides a waving induction control device, which includes a main control chip, a distance measuring module, a driving circuit, a waving induction module, and a power supply;
the main control chip is respectively and electrically connected with the distance measuring module and the driving circuit, and the driving circuit is electrically connected with the waving induction module;
the power supply is integrated in the main control chip and can respond to a power supply instruction of the main control chip triggered after the ranging module detects that a target object enters a set area, and power is supplied to the waving induction module; wherein,
wave hand induction module and constitute by a plurality of infrared sensor, infrared sensor include infrared emission pipe, infrared ray receiver tube, and with the signal transmitter that the infrared ray receiver tube electricity is connected, signal transmitter with main control chip communication is connected.
Optionally, the ranging module is a microwave radar or a millimeter wave radar.
Optionally, the infrared ray emitted by the infrared emitting tube has an intensity within 1cm-15cm, and the infrared ray emitted by the infrared emitting tube is shielded and reflected so that the infrared receiving tube can identify the infrared receiving tube.
Optionally, the intensity of the infrared rays emitted by the infrared emitting tube is within 5cm-10cm, and the infrared rays emitted by the infrared emitting tube are shielded and reflected, so that the infrared receiving tube can recognize the infrared rays.
Optionally, the driving circuit includes: the infrared photoelectric detector comprises a sliding resistor, a first resistor, a second resistor, an infrared emitting diode, an infrared phototriode, a first capacitor and a comparator;
the movable end of the sliding resistor is connected with the inverting input end of the comparator, one end of the first resistor is connected with the anode of the infrared emitting diode, and one end of the second resistor is respectively connected with the non-inverting input end of the comparator and the collector of the infrared phototriode;
one end of the sliding resistor, the other end of the first resistor and the other end of the second resistor are connected with a power supply end, and one end of the first capacitor is connected with a collector electrode of the infrared phototriode;
the other end of the sliding resistor, the cathode of the infrared emitting diode, the emitting electrode of the infrared phototriode and the other end of the first capacitor are all connected with a grounding end.
Optionally, the driving circuit further includes: the second capacitor, the third resistor and the first diode are connected in series; wherein,
and the anode and the cathode of the first diode are respectively connected with the power supply end and one end of the third resistor.
Optionally, the driving circuit further includes: a fourth resistor, a fifth resistor and a second diode; wherein,
one end of the fourth resistor and the anode of the second diode are connected with the power supply end, and the cathode of the second diode is connected with one end of the fifth resistor;
the other end of the fourth resistor and the other end of the fifth resistor are both connected with the output end of the comparator.
Optionally, the output end of the comparator is connected with the digital output end, and the collector of the infrared phototriode is connected with the analog output end.
Optionally, the maximum resistance values of the second resistor, the fourth resistor and the sliding resistor are equal; the third resistance is equal to the fifth resistance.
In a second aspect, an embodiment of the present application further provides a home appliance, where the home appliance includes the waving induction control device as described above.
The hand induction control device that waves that this application embodiment provided, connect range finding module through main control chip and wave hand induction module through drive circuit connection, set up range finding module into the compensation detection device who waves hand induction module, as main control chip control power with wave the prerequisite that hand induction module is connected or breaks off, make to wave hand induction module and just be in operating condition under the condition of the time of waving hand intention and waving hand of definite user, avoided waving hand induction module long-time work always and influence its sensitivity and life.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
For a more complete understanding of the present application and its advantages, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts in the following description.
Fig. 1 is a schematic structural diagram of a waving induction control device according to an embodiment of the present application.
Fig. 2 is a schematic view illustrating an operation principle of the waving sensing control device according to the embodiment of the present application.
Fig. 3 is a schematic structural diagram of the driving circuit in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In a first aspect:
as shown in fig. 1, an embodiment of the present application provides a waving induction control device, which includes a main control chip 1, a distance measuring module 2, a driving circuit 3, a waving induction module 4, and a power supply 5.
The main control chip 1 is respectively electrically connected with the ranging module 2 and the driving circuit 3, and the driving circuit 3 is electrically connected with the waving induction module 4.
The power supply 5 is integrated in the main control chip 1 and can respond to a power supply instruction of the main control chip 1 triggered after the ranging module 2 detects that the target object enters a set area, and supply power to the waving induction module 4.
Wherein, wave hand induction module 4 and constitute by a plurality of infrared sensor, infrared sensor include infrared emission pipe, infrared ray receiver tube, and with the signal transmitter that the infrared ray receiver tube electricity is connected, signal transmitter with main control chip 1 communication is connected.
Exemplarily, possess the integrated kitchen of waving hand response module 4, infrared sensor mainly reaches through transmission-receiving infrared whether to detect infrared sensor place ahead and has the barrier, has 2-3 infrared sensors usually, through controlling the order, detects that the user waves the hand left or waves the hand right. Because can not confirm user's the time of waving the hand intention and waving the hand, and infrared transmitting tube can work for a long time always, this has very big influence to infrared sensor's life, simultaneously, uses for a long time the back, and the light of infrared transmitting tube's transmission is also not enough when leaving the factory yet, and sensitivity descends to lead to waving the condition that hand induction control device/intelligent household electrical appliances operate inconveniently or operate inefficacy/trouble.
As shown in fig. 2-3, in the above embodiment, the main control chip 1 is connected to the ranging module 2 and the hand-waving sensing module 4 is connected through the driving circuit 3, the ranging module 2 is set as a compensation detection device for the hand-waving sensing module 4, when the microwave radar detects that a person approaches, the infrared sensor starts to be powered, when an obstacle is detected by an external sensor, it is considered that a user wave a hand, that is, the microwave radar is used as a precondition for the main control chip 1 to control the power supply 5 to be connected or disconnected with the hand-waving sensing module 4, so that the hand-waving sensing module 4 can be in a working state under the condition of determining the hand-waving intention of the user and the hand-waving time, and it is avoided that the hand-waving sensing module 4 works for a long time all the time to affect the sensitivity and the service life of the hand-waving sensing module.
In one embodiment, the ranging module 2 is a microwave radar or a millimeter wave radar.
Microwave radar and millimeter wave radar have small, the quality is light and the high characteristics of spatial resolution all, compare with range finding modes such as infrared, laser, the ability that penetrates fog, cigarette, dust is strong, and the interference killing feature is strong. The range finder is suitable for being used in household electrical equipment, particularly on an integrated stove, and has higher requirements on mist and smoke penetrating capability of distance measurement.
In one embodiment, the infrared ray emitted by the infrared ray emitting tube has an intensity of 1cm (centimeter) to 15cm, and the infrared ray emitted by the infrared ray emitting tube is shielded and reflected so that the infrared ray receiving tube can be identified.
In one embodiment, the infrared ray emitted by the infrared ray emitting tube has the intensity within 5cm-10cm, and the infrared ray emitted by the infrared ray emitting tube is shielded and reflected so that the infrared ray receiving tube can be identified.
It can be understood that, wave hand induction control device's application mainly is based on when user's both hands are unclean when for example being stained with the oil stain, go again according to the touch-sensitive screen, just can make the touch-sensitive screen dye the grease, influence wholly pleasing to the eye, also increased clean burden simultaneously, when user's both hands are inconvenient when for example holding the thing, just can't directly control the touch-sensitive screen under the condition, provide more convenient gesture for the user and control the mode that is contactless control. Therefore, the operation of the machine can be controlled by waving the hand to the sensing area, and the sensing distance is reasonably set, such as 1cm-15cm or 5cm-10 cm. If the distance is too far, the induction is over sensitive, misoperation is easy to occur, and if the distance is too close, the operation is inconvenient and even possibly becomes touch operation.
In one embodiment, the driving circuit 3 includes: the device comprises a sliding resistor 11, a first resistor 12, a second resistor 13, an infrared emitting diode 14, an infrared phototriode 15, a first capacitor 17 and a comparator 16;
the movable end of the sliding resistor 11 is connected with the inverting input end of the comparator 16, one end of the first resistor 12 is connected with the anode of the infrared emitting diode 14, and one end of the second resistor 13 is respectively connected with the non-inverting input end of the comparator 16 and the collector of the infrared phototriode 15;
one end of the sliding resistor 11, the other end of the first resistor 12 and the other end of the second resistor 13 are all connected with a power supply end, and one end of the first capacitor 17 is connected with a collector electrode of the infrared phototriode 15;
the other end of the sliding resistor 11, the cathode of the infrared emitting diode 14, the emitter of the infrared phototriode 15 and the other end of the first capacitor 17 are all connected with a ground terminal.
The sliding resistor 11 can adjust the reference voltage of the comparator 16 to perform a voltage dividing function. The first resistor 12 is a protection resistor of the ir-emitting diode 14, and the second resistor 13 is a voltage dividing resistor.
In one embodiment, the driving circuit 3 further includes: a second capacitor 18, a third resistor 19 and a first diode 20 connected in series; wherein,
the anode and the cathode of the first diode 20 are connected to the power source terminal and one end of the third resistor 19, respectively.
It should be noted that the first capacitor 17 and the second capacitor 18 are both filter capacitors, the third resistor 19 is a protection resistor, and the second capacitor 18, the third resistor 19 and the first diode 20 connected in series are used as an indication circuit of the power supply 5 to show that the power supply 5 is turned on.
In one embodiment, the driving circuit 3 further includes: a fourth resistor 21, a fifth resistor 22, and a second diode 23; wherein,
one end of the fourth resistor 21 and the anode of the second diode 23 are connected to the power supply terminal, and the cathode of the second diode 23 is connected to one end of the fifth resistor 22;
the other end of the fourth resistor 21 and the other end of the fifth resistor 22 are both connected to the output terminal of the comparator 16.
It should be noted that the fourth resistor 21, the fifth resistor 22 and the second diode 23 constitute a switch indication circuit for showing the output result of the comparator 16.
In one embodiment, the output terminal of the comparator 16 is connected to the digital output terminal, and the collector of the infrared phototransistor 15 is connected to the analog output terminal.
In one embodiment, the maximum resistance values of the second resistor 13, the fourth resistor 21 and the sliding resistor 11 are equal; the third resistor 19 and the fifth resistor 22 have the same resistance.
The hand induction control device that waves that this application embodiment provided, connect range module 2 and wave hand induction module 4 through drive circuit 3 connection through main control chip 1, set up range module 2 into the compensation detection device who waves hand induction module 4, as main control chip 1 control power supply 5 with wave the prerequisite that hand induction module 4 is connected or breaks off, make to wave hand induction module 4 can be in operating condition under the condition of the time of confirming user's the intention of waving the hand and waving the hand, avoided waving hand induction module 4 long-time work always and influenced its sensitivity and life.
In a second aspect:
the embodiment of the application also provides household electrical appliances, which comprise the waving induction control device.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.
The ice making device provided by the embodiments of the present application is described in detail above, and the principles and embodiments of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A waving induction control device is characterized by comprising a main control chip, a distance measuring module, a driving circuit, a waving induction module and a power supply;
the main control chip is respectively and electrically connected with the distance measuring module and the driving circuit, and the driving circuit is electrically connected with the waving induction module;
the power supply is integrated in the main control chip and can respond to a power supply instruction of the main control chip triggered after the ranging module detects that a target object enters a set area, and power is supplied to the waving induction module; wherein,
wave hand induction module and constitute by a plurality of infrared sensor, infrared sensor include infrared emission pipe, infrared ray receiver tube, and with the signal transmitter that the infrared ray receiver tube electricity is connected, signal transmitter with main control chip communication is connected.
2. The hand-waving induction control device of claim 1, wherein the ranging module is a microwave radar or a millimeter wave radar.
3. The waving induction control device according to claim 1, wherein the intensity of the infrared ray emitted from the infrared ray emitting tube is within 1cm to 15cm, and the infrared ray emitted from the infrared ray emitting tube is shielded and reflected to make the infrared ray receiving tube recognizable.
4. The waving induction control device according to claim 1, wherein the intensity of the infrared ray emitted from the infrared ray emitting tube is within 5cm to 10cm, and the infrared ray emitted from the infrared ray emitting tube is blocked and reflected to make the infrared ray receiving tube recognizable.
5. The waving sensing control device according to claim 1, wherein the driving circuit comprises: the infrared photoelectric detector comprises a sliding resistor, a first resistor, a second resistor, an infrared emitting diode, an infrared phototriode, a first capacitor and a comparator;
the movable end of the sliding resistor is connected with the inverting input end of the comparator, one end of the first resistor is connected with the anode of the infrared emitting diode, and one end of the second resistor is respectively connected with the non-inverting input end of the comparator and the collector of the infrared phototriode;
one end of the sliding resistor, the other end of the first resistor and the other end of the second resistor are connected with a power supply end, and one end of the first capacitor is connected with a collector electrode of the infrared phototriode;
the other end of the sliding resistor, the cathode of the infrared emitting diode, the emitting electrode of the infrared phototriode and the other end of the first capacitor are all connected with a grounding end.
6. The waving sensing control device according to claim 5, wherein the driving circuit further comprises: the second capacitor, the third resistor and the first diode are connected in series; wherein,
and the anode and the cathode of the first diode are respectively connected with the power supply end and one end of the third resistor.
7. The waving sensing control device according to claim 6, wherein the driving circuit further comprises: a fourth resistor, a fifth resistor and a second diode; wherein,
one end of the fourth resistor and the anode of the second diode are connected with the power supply end, and the cathode of the second diode is connected with one end of the fifth resistor;
the other end of the fourth resistor and the other end of the fifth resistor are both connected with the output end of the comparator.
8. The waving sensing control device according to claim 7, wherein the maximum resistance values of the second resistor, the fourth resistor and the sliding resistor are equal; the third resistance is equal to the fifth resistance.
9. The waving induction control device according to claim 5, wherein the output terminal of said comparator is connected to a digital output terminal, and the collector of said infrared phototransistor is connected to an analog output terminal.
10. An electric home appliance, comprising the waving sensing control device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121606489.9U CN215416585U (en) | 2021-07-14 | 2021-07-14 | Waving induction control device and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121606489.9U CN215416585U (en) | 2021-07-14 | 2021-07-14 | Waving induction control device and household appliance |
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| Publication Number | Publication Date |
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| CN215416585U true CN215416585U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121606489.9U Expired - Fee Related CN215416585U (en) | 2021-07-14 | 2021-07-14 | Waving induction control device and household appliance |
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| CN (1) | CN215416585U (en) |
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- 2021-07-14 CN CN202121606489.9U patent/CN215416585U/en not_active Expired - Fee Related
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