CN217216536U - Low-power consumption dual-mode wireless control device - Google Patents
Low-power consumption dual-mode wireless control device Download PDFInfo
- Publication number
- CN217216536U CN217216536U CN202220021307.XU CN202220021307U CN217216536U CN 217216536 U CN217216536 U CN 217216536U CN 202220021307 U CN202220021307 U CN 202220021307U CN 217216536 U CN217216536 U CN 217216536U
- Authority
- CN
- China
- Prior art keywords
- infrared
- signal
- power consumption
- touch
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Electronic Switches (AREA)
Abstract
The utility model relates to a low power consumption dual-mode wireless control device, which comprises an annular shell K with a hole at the middle part and a control panel arranged at the inner side of the annular shell K; the control panel comprises a touch sensing module, an infrared sensing module, a main control module and a signal transmission module. The electrode induction sheet A2 is embedded in the middle opening of the annular shell K, the surface of the electrode induction sheet A2 is provided with a plurality of light holes in a penetrating way, and the infrared emission tube D4 and the infrared receiving tube Q2 of the infrared induction module and the indicator light D1 of the master control module are respectively arranged in the light holes. In conclusion, the infrared sensing function is adopted for dormancy, the touch sensing function is normally operated, and a dual-mode control mechanism of the infrared sensing function is awakened based on the touch sensing function, so that the detection accuracy is effectively improved, the probability of false response caused by the influence of environmental factors is reduced, the infrared sensing module is driven by a single pulse, meanwhile, the main control module has the dormancy function, the operation power consumption and the static power consumption are effectively reduced, and the service life of the whole machine is greatly prolonged.
Description
Technical Field
The utility model relates to a wireless control technical field especially relates to a low-power consumption bimodulus wireless control device.
Background
The current common non-contact wireless switch on the market mostly adopts an active infrared emission technology, the infrared ray is continuously emitted towards a monitoring area, when an object is reflected by the infrared ray in the monitoring area, the photosensitive switch receives the reflected infrared ray and outputs a current value which changes along with the change of light intensity, when the change amplitude of the current value reaches a trigger threshold value, the comparison circuit sends a jump signal, and then the jump signal triggers the wireless encoder to emit a wireless coding signal. The technical scheme is simple and mature, but has requirements on the ambient light conditions of the use area, under the irradiation of strong sunlight, the detection of the infrared spectrum is easy to be interfered, the reliability is poor, and the power consumption is higher due to the working mode of continuously emitting infrared rays.
In view of the above drawbacks, there is a scheme of monitoring by using infrared rays with modulation frequency, such as the technical scheme proposed in publication No. CN213367756U, in which infrared rays with infrared information are emitted at a modulation frequency of 38KHz, so that after information demodulation is performed on received reflected light rays, it can be determined whether the reflected light rays are emitted by themselves, thereby avoiding external light interference and avoiding false triggering. However, in the case of data modulation, each string of data includes at least several tens of pulses, and the power consumption situation thereof is also not optimistic.
In addition, the scheme of the touch sensing chip is adopted, so that the sensing sensitivity is improved under the condition of improving the area of a sensing pole piece on the touch sensing chip, the contact-free sensing in a certain range is realized, the power consumption is low, the continuous operation can be carried out for a long time, and the conditions of overhigh sensitivity, high possibility of interference and high mistaken touch rate exist. For example, touch sensitive chips are susceptible to sustained strong electromagnetic interference causing failure when there is a device around which a 48V linear motor is employed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of prior art, provide a low-power consumption bimodulus wireless control device, include:
the device comprises an annular shell K with a hole in the middle part and a control panel arranged on the inner side of the annular shell K;
the control panel comprises a touch sensing module for sensing a touch signal, an infrared sensing module for sensing an infrared reflection signal, and a main control module which is electrically connected with the touch sensing module and the infrared sensing module and is used for receiving the touch signal or the infrared sensing signal;
the main control module is also electrically connected with the signal transmission module and outputs coded signals to the signal transmission module, and the signal transmission module transmits the coded signals
The touch sensing module comprises an electrode sensing sheet A2 and a touch sensing chip U2, the infrared sensing module comprises an infrared transmitting tube D4 and an infrared receiving tube Q2, the main control module comprises a single chip microcomputer U1 and an indicator lamp D1, and the signal transmission module comprises a low-pass signal transmission unit and a high-frequency oscillation transmission unit;
the electrode induction sheet A2 is embedded and distributed in the opening in the middle of the annular shell K, a plurality of light holes are formed in the surface of the electrode induction sheet, and the infrared transmitting tube D4, the infrared receiving tube Q2 and the indicator light D1 are respectively distributed in the light holes.
Preferably, the touch sensing module further includes a resistor R7 and a capacitor C9 for achieving filtering and interference rejection, and a capacitor C10 for achieving decoupling filtering by connecting to the 5 th pin of the touch sensing chip U2;
the 1 st pin of the touch sensing chip U2 is connected with the 14 th pin of the singlechip U1, and is used for outputting a touch signal to the singlechip U1.
Preferably, the infrared emission tube D4 is connected to the 15 th pin of the single chip microcomputer U1 through a triode Q4 and a resistor R11, and is configured to receive a pulse command output by the single chip microcomputer U1;
the infrared transmitting tube D4 is used to cooperate with the transistor Q4, the resistor R9, the resistor R11 and the resistor R13 to transmit an infrared pulse signal corresponding to the pulse command.
Preferably, the infrared receiving tube Q2 is connected to the 17 th pin of the single chip microcomputer U1 to obtain high-level power supply;
the infrared receiving tube Q2 is connected with the 16 th pin of the singlechip U1 through a resistor R10 and a triode Q3, and is used for outputting an infrared induction signal to the singlechip U1 when receiving an infrared reflection signal.
Preferably, the single chip microcomputer U1 works in an internal oscillation mode;
the single chip microcomputer U1 in the awakening state outputs a pulse instruction to the infrared transmitting tube D4 at regular time based on internal clock information;
when the working time limit is reached and no touch signal or infrared induction signal is received, the single chip microcomputer U1 in the awakening state is converted into the dormant state, and no pulse instruction is output to the infrared transmitting tube D4.
Preferably, the single chip microcomputer U1 in the sleep state is switched to the wake-up state when receiving the touch signal;
or after the sleep time limit is reached and no touch signal is received, the single chip microcomputer U1 in the sleep state is switched to the wake-up state.
Preferably, when receiving the continuous touch signal, the single chip microcomputer U1 does not process the continuous touch signal and only responds to the infrared sensing signal;
or, when receiving the continuous infrared sensing signal, the single chip microcomputer U1 does not process the continuous infrared sensing signal and only responds to the touch signal.
Preferably, the low-pass signal transmission unit comprises a resistor R1, a resistor R2, a resistor R3 and a capacitor C5, and is used for outputting an encoding signal to the high-frequency oscillation transmitting unit;
the high-frequency oscillation transmitting unit comprises a sound surface resonator, a high-frequency triode Q1, a negative feedback resistor R4, an oscillation capacitor C3, an oscillation capacitor C4, a high-frequency network power supply decoupling filter capacitor C1, a high-frequency network power supply decoupling filter capacitor C2 and a PCB copper foil antenna A1, is used for modulating a coded signal into a high-frequency pulse data string form, and is transmitted to controlled equipment through the PCB copper foil antenna A1.
Compared with the prior art, the utility model has the following advantage:
the infrared induction module is driven by a single pulse, and meanwhile, the main control module has a dormancy function, so that the operation power consumption and the static power consumption are effectively reduced, and the service life of the whole machine is greatly prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a low-power consumption dual-mode wireless control device according to the present invention;
fig. 2 is a schematic circuit diagram of a touch sensing module in a low power consumption dual-mode wireless control device according to the present invention;
fig. 3 is a schematic circuit diagram of an infrared sensing module in a low-power consumption dual-mode wireless control device according to the present invention;
fig. 4 is a schematic circuit diagram of a main control module in a low power consumption dual-mode wireless control device according to the present invention;
fig. 5 is a schematic circuit diagram of a signal transmission module in a low-power dual-mode wireless control device according to the present invention.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further detailed below with reference to the embodiment and the accompanying drawings, please refer to fig. 1 to 5, and the present invention can be implemented in the following manner:
a low power consumption dual mode wireless control device, comprising:
the device comprises an annular shell K with a hole in the middle and a control panel arranged on the inner side of the annular shell K;
the control panel comprises a touch sensing module for sensing a touch signal, an infrared sensing module for sensing an infrared reflection signal, and a main control module which is electrically connected with the touch sensing module and the infrared sensing module and is used for receiving the touch signal or the infrared sensing signal;
the main control module is also electrically connected with the signal transmission module and outputs coded signals to the signal transmission module, and the signal transmission module transmits the coded signals
The touch sensing module comprises an electrode sensing sheet A2 and a touch sensing chip U2, the infrared sensing module comprises an infrared emission tube D4 and an infrared receiving tube Q2, the main control module comprises a single chip microcomputer U1 and an indicator lamp D1, and the signal transmission module comprises a low-pass signal transmission unit and a high-frequency oscillation transmission unit;
the electrode induction sheet A2 is embedded in the middle opening of the annular shell K, the surface of the electrode induction sheet A2 is provided with a plurality of light holes in a penetrating way, and the infrared transmitting tube D4, the infrared receiving tube Q2 and the indicator light D1 are respectively arranged in the light holes.
Therefore, the infrared transmitting tube D4, the infrared receiving tube Q2 and the electrode induction sheet A2 face to the same monitoring area, and the annular shell K can be conveniently attached to the wall and other areas and is convenient to arrange.
In this embodiment, the touch sensing module further includes a resistor R7 and a capacitor C9 for achieving filtering and interference resistance, and a capacitor C10 for achieving decoupling filtering by connecting to the 5 th pin of the touch sensing chip U2;
the 1 st pin of the touch sensing chip U2 is connected with the 14 th pin of the singlechip U1, and is used for outputting a touch signal to the singlechip U1.
Therefore, through the touch sensing chip U2, the single chip microcomputer U1 obtains the action of the user performing touch or near-distance hand scanning on the electrode sensing sheet a2, and obtains a touch signal.
In the embodiment, the infrared transmitting tube D4 is connected with the 15 th pin of the singlechip U1 through a triode Q4 and a resistor R11, and is used for receiving a pulse instruction output by the singlechip U1;
the infrared transmitting tube D4 is used to cooperate with the transistor Q4, the resistor R9, the resistor R11 and the resistor R13 to transmit an infrared pulse signal corresponding to the pulse command.
The infrared receiving tube Q2 is connected with the 17 th pin of the singlechip U1 to obtain high-level power supply;
the infrared receiving tube Q2 is connected with the 16 th pin of the singlechip U1 through a resistor R10 and a triode Q3, and is used for outputting an infrared induction signal to the singlechip U1 when receiving an infrared reflection signal.
Therefore, the infrared transmitting tube D4 is matched with the infrared receiving tube Q2, so that infrared induction is effectively realized, and an infrared induction signal is obtained.
In this embodiment, the single chip microcomputer U1 works in an internal oscillation mode;
the singlechip U1 in the awakening state outputs a pulse instruction to the infrared transmitting tube D4 at regular time based on internal clock information;
as an optional implementation manner, after the working time limit is reached and no touch signal or infrared sensing signal is received, the single chip microcomputer U1 in the wake-up state is converted into the sleep state, and no pulse instruction is output to the infrared transmitting tube D4. Through the timing dormancy, the system power consumption is effectively reduced.
As another optional implementation, 0-20 cm used by a user is set as an infrared sensing distance, the maximum current of the infrared transmitting tube D4 is set to 200mA, the excitation single pulse width of the infrared transmitting tube D4 is set to 0.1ms based on the response time of the infrared receiving tube Q2, the overall delay response time acceptable by the user is further considered, the pulse period is set to 100ms, and infrared rays excited by only a single pulse are emitted in each pulse period, so that extremely low power consumption is realized.
As an optional implementation manner, the single chip microcomputer U1 in the sleep state changes to the wake-up state when receiving the touch signal; or after the sleep time limit is reached and the touch signal is not received, the singlechip U1 in the sleep state is switched to the wake-up state. The infrared induction function is switched from the dormant state to the awakening state through timing awakening and touch awakening, and instant response of dual-mode control is realized under the condition of low-power-consumption dormancy.
Specifically, the sleep of the single chip microcomputer U1 in a period of 60 minutes or longer can be set, so that the single chip microcomputer U1 wakes up by itself every 60 minutes to drive the infrared sensing module to work, the surrounding environment is probed, and dual-mode sensing cross detection is realized.
In this embodiment, when receiving a continuous touch signal, the single chip microcomputer U1 does not process the continuous touch signal, and only responds to the infrared sensing signal; or, when receiving the continuous infrared sensing signal, the single chip microcomputer U1 does not process the continuous infrared sensing signal and only responds to the touch signal.
Specifically, the condition that the electrode sensing piece A2 is touched by mistake or an infrared detection area is continuously shielded is identified, the signal of touching by mistake is not responded, and only an unaffected sensing module is responded, so that the flexible conversion of dual-mode control is realized.
In addition, the dual-mode working mode of touch sensing and infrared sensing enables the whole machine to have high triggering accuracy, infrared specific frequency coding is not needed, and a false touch prevention mode of demodulating and detecting received light is adopted.
In this embodiment, the low-pass signal transmission unit includes a resistor R1, a resistor R2, a resistor R3, and a capacitor C5, and is configured to output the encoded signal to the high-frequency oscillation emission unit;
the high-frequency oscillation transmitting unit comprises a sound surface resonator, a high-frequency triode Q1, a negative feedback resistor R4, an oscillation capacitor C3, an oscillation capacitor C4, a high-frequency network power supply decoupling filter capacitor C1, a high-frequency network power supply decoupling filter capacitor C2 and a PCB copper foil antenna A1, is used for modulating the coded signals into a high-frequency pulse data string form, and transmits the high-frequency pulse data string form to controlled equipment through the PCB copper foil antenna A1.
As an optional implementation manner, the resistor R6 and the light emitting diode D1 form an indication unit, which is used to indicate the working state of the signal transmission module through modes such as flashing and the like, so as to achieve good human-computer interaction and control feedback.
In the embodiment, in a dormant state, the current of the single chip microcomputer U1 is lower than 0.4uA, and under the condition that the TTP223N-HA touch sensing chip is adopted, the quiescent current of the single chip microcomputer U1 is lower than 2.0uA, the quiescent current of the whole single chip microcomputer U1 is lower than 2.5uA, and the annual quiescent power consumption is not more than 22 mAh. The emission average current of the signal transmission module is 3mA, the single emission duration is 0.25s, the average current of the infrared sensing module for emitting infrared rays is 3mA, the single emission duration is 0.25s, and the frequency of triggering the wireless control function is 600 times-
And 4, calculating day by day, and consuming 92mAh all year round.
Under the condition of adopting a 3V CR2032 lithium manganese button battery, the battery capacity is 210mAh, the battery can easily supply the whole machine to operate for years, and when the battery is applied to lamp control under the conventional household application scene, the trigger frequency of the battery can not reach 600 times/day, because under the condition that the whole machine components and the battery stably and normally operate, the monocell can realize longer power supply years.
In conclusion, the touch sensing normal operation is adopted, the dual-mode control mechanism of the infrared sensing function is awakened based on the touch sensing, the detection accuracy is effectively improved, the probability of false response caused by the influence of environmental factors is reduced, the infrared sensing module is driven by a single pulse, and meanwhile, the main control module has the sleep function, so that the operation power consumption and the static power consumption are effectively reduced, and the service life of the whole machine is greatly prolonged.
Claims (8)
1. A low power consumption dual mode wireless control apparatus, comprising:
the control device comprises an annular shell K with a hole in the middle and a control panel arranged on the inner side of the annular shell K;
the control panel comprises a touch sensing module for sensing a touch signal, an infrared sensing module for sensing an infrared reflection signal, and a main control module which is electrically connected with the touch sensing module and the infrared sensing module and is used for receiving the touch signal or the infrared sensing signal;
the main control module is also electrically connected with the signal transmission module and outputs a coded signal to the signal transmission module, and the signal transmission module transmits the coded signal;
the touch sensing module comprises an electrode sensing sheet A2 and a touch sensing chip U2, the infrared sensing module comprises an infrared transmitting tube D4 and an infrared receiving tube Q2, the main control module comprises a single chip microcomputer U1 and an indicator lamp D1, and the signal transmission module comprises a low-pass signal transmission unit and a high-frequency oscillation transmission unit;
the electrode induction sheet A2 is embedded and arranged in the middle of the annular shell K, a plurality of light holes are formed in the surface of the electrode induction sheet A2 in a penetrating mode, and the infrared emission tube D4, the infrared receiving tube Q2 and the indicator light D1 are respectively arranged in the light holes.
2. A low power consumption dual mode wireless control device, as defined in claim 1, comprising:
the touch sensing module further comprises a resistor R7 and a capacitor C9 for realizing filtering and interference resistance, and a capacitor C10 which is connected with the 5 th pin of the touch sensing chip U2 to realize decoupling filtering;
the 1 st pin of the touch sensing chip U2 is connected with the 14 th pin of the singlechip U1, and is used for outputting a touch signal to the singlechip U1.
3. A low power consumption dual mode wireless control device, as defined in claim 1, comprising:
the infrared transmitting tube D4 is connected with the 15 th pin of the singlechip U1 through a triode Q4 and a resistor R11 and is used for receiving a pulse instruction output by the singlechip U1;
the infrared transmitting tube D4 is used to cooperate with the transistor Q4, the resistor R9, the resistor R11 and the resistor R13 to transmit an infrared pulse signal corresponding to the pulse command.
4. A low power consumption dual mode wireless control device, as defined in claim 1, comprising:
the infrared receiving tube Q2 is connected with a 17 th pin of the singlechip U1 to obtain high-level power supply;
the infrared receiving tube Q2 is connected with the 16 th pin of the singlechip U1 through a resistor R10 and a triode Q3, and is used for outputting an infrared induction signal to the singlechip U1 when receiving an infrared reflection signal.
5. A low power consumption dual mode wireless control device as claimed in claim 1, comprising:
the single chip microcomputer U1 works in an internal oscillation mode;
the single chip microcomputer U1 in the awakening state outputs a pulse instruction to the infrared transmitting tube D4 at regular time based on internal clock information;
when the working time limit is reached and no touch signal or infrared induction signal is received, the single chip microcomputer U1 in the awakening state is converted into the dormant state, and no pulse instruction is output to the infrared transmitting tube D4.
6. A low power consumption dual mode wireless control device, as defined in claim 5, comprising:
the singlechip U1 in the dormant state is converted into an awakening state when receiving a touch signal;
or after the sleep time limit is reached and no touch signal is received, the singlechip U1 in the sleep state is switched to the wake-up state.
7. A low power consumption dual mode wireless control device, as defined in claim 1, comprising:
when receiving a continuous touch signal, the singlechip U1 does not process the continuous touch signal and only responds to an infrared sensing signal;
or, when receiving the continuous infrared sensing signal, the single chip microcomputer U1 does not process the continuous infrared sensing signal and only responds to the touch signal.
8. A low power consumption dual mode wireless control device, as defined in claim 1, comprising:
the low-pass signal transmission unit comprises a resistor R1, a resistor R2, a resistor R3 and a capacitor C5 and is used for outputting an encoding signal to the high-frequency oscillation transmitting unit;
the high-frequency oscillation transmitting unit comprises a sound surface resonator, a high-frequency triode Q1, a negative feedback resistor R4, an oscillation capacitor C3, an oscillation capacitor C4, a high-frequency network power supply decoupling filter capacitor C1, a high-frequency network power supply decoupling filter capacitor C2 and a PCB copper foil antenna A1, is used for modulating a coded signal into a high-frequency pulse data string form, and is transmitted to controlled equipment through the PCB copper foil antenna A1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220021307.XU CN217216536U (en) | 2022-01-05 | 2022-01-05 | Low-power consumption dual-mode wireless control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220021307.XU CN217216536U (en) | 2022-01-05 | 2022-01-05 | Low-power consumption dual-mode wireless control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217216536U true CN217216536U (en) | 2022-08-16 |
Family
ID=82790204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220021307.XU Active CN217216536U (en) | 2022-01-05 | 2022-01-05 | Low-power consumption dual-mode wireless control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217216536U (en) |
-
2022
- 2022-01-05 CN CN202220021307.XU patent/CN217216536U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20050052286A1 (en) | Passive communication device and passive access control system | |
| CN101320508B (en) | Household wireless remote monitoring system based on Zigbee technique | |
| CN217216536U (en) | Low-power consumption dual-mode wireless control device | |
| CN205302313U (en) | Battery powered smart card reader of economize on electricity | |
| CN202183158U (en) | Attendance system and attendance reminder | |
| CN103646494A (en) | Baby quilt kicking alarm based on Bluetooth technology | |
| CN201773465U (en) | Passive wireless infrared alarming device | |
| CN114448410A (en) | Low-power consumption dual-mode wireless control device and control strategy thereof | |
| CN105429307B (en) | Wireless energy signal collection method, wireless sensor awakening method and its device | |
| CN103441753A (en) | Wireless card plug-in and power-on device for a room | |
| CN201170910Y (en) | Voice warning device with wireless card-reading function for mining | |
| CN209751570U (en) | intelligent blind guiding crutch | |
| CN210667089U (en) | Smoke alarm | |
| CN203466794U (en) | Wireless room plug-in card electricity taking device | |
| CN207352686U (en) | A kind of low-power consumption IC card electronic lock | |
| CN203338513U (en) | Smoke module | |
| CN201219930Y (en) | Household wireless remote monitoring device based on Zigbee technique | |
| CN215813231U (en) | Detection device and new energy automobile | |
| CN203630907U (en) | Baby quilt-kicking alarm based on Bluetooth technology | |
| CN210428739U (en) | Remote wireless infrared microwave detection system | |
| CN211124332U (en) | Anti-loss vibrator | |
| US20230229456A1 (en) | Waking device and method for waking an electronic device | |
| CN108158590A (en) | A kind of emergency watch that can detect human body active state | |
| CN215307369U (en) | Wireless remote control welding cap | |
| CN204480291U (en) | A kind of composite card with active long-range RFID and near field contactless identification function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |