CN214510584U - Remote control type intelligent electric blanket control system - Google Patents
Remote control type intelligent electric blanket control system Download PDFInfo
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- CN214510584U CN214510584U CN202120223956.3U CN202120223956U CN214510584U CN 214510584 U CN214510584 U CN 214510584U CN 202120223956 U CN202120223956 U CN 202120223956U CN 214510584 U CN214510584 U CN 214510584U
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Abstract
The invention relates to the technical field of intelligent home furnishing, in particular to a remote control type intelligent electric blanket control system which is characterized by comprising an electric heating module, an electric heating control module and a wireless remote control module, wherein the electric heating module is arranged in an electric blanket body and used for supplying heat, the electric heating control module is in signal connection with the electric heating module, and the wireless remote control module is in signal connection with the electric heating control module; the electric heating module comprises a plurality of electric heating pieces and piezoelectric film sensors, temperature sensors are arranged in the electric heating pieces, the temperature sensors and the piezoelectric film sensors are respectively and electrically or wirelessly connected with the electric heating control module, and temperature protection switches are further arranged on the electric heating pieces; the wireless remote control module is used for transmitting regulation and control instructions to the electric heating control module, the electric heating control module is used for transmitting and executing instructions of the wireless remote control module, and meanwhile, data signals of the electric heating module are collected and transmitted to the wireless remote control module and the cloud server. The electric blanket system is more convenient to control, can acquire and monitor electric heating information, and is better in experience degree.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of intelligent home furnishing, small household appliances, home textiles and the like, in particular to a remote control type intelligent electric blanket control system.
[ background of the invention ]
The electric blanket has a wide application range, is necessary to be used as a partner in winter, and brings warmth to thousands of households particularly in cold winter. In addition, it has good protective effect on people with rheumatalgia, and can reduce the chance of attack. The electric blanket can also provide better care for the old or the people with particularly weak constitution. The current electric blanket mainly comprises: 1) the common electric heating alloy wire type electric blanket adopts 220V alternating current power supply, adopts a mechanical switch, can adjust three gears of high, middle and low, is controlled by silicon controlled rectifier in gear adjustment, and adjusts the gear size in a conduction angle mode; 2) a low-voltage electric blanket based on novel heating materials (carbon nano tubes, graphene or carbon fibers and the like). The control system generally comprises a direct current adapter, a controller, a blanket body circuit (comprising a lead and a temperature sensor) and the like. The DC adapter converts the 220V power supply into DC voltage lower than 36V, and the controller controls the heating gear of the electric blanket and controls the constant temperature. The temperature sensor is arranged in the blanket body circuit, and can form temperature closed-loop control with the controller, so that more accurate temperature control is realized.
However, the control system of the common electric heating alloy wire type electric blanket has the following disadvantages: a)220V alternating current is used for power supply, so that potential safety hazards are large; b) the functions are single, and only the functions of temperature regulation, timing and the like can be provided; c) the temperature can not be automatically controlled due to open loop temperature regulation, and overhigh temperature and even ignition risk can be easily caused by long-time heating; d) most of the products do not have networking function, the continuous upgrading performance of the products is limited, and the user experience is poor. The low-voltage electric blanket is typically an electric blanket represented by novel heating materials such as graphene, eliminates traditional high-voltage dangerous factors, realizes constant temperature control, and has no great difference from the traditional electric blanket in the control mode: the controller needs to drag the long wire, so that the use and the storage are very inconvenient; the limited socket resource of the bed head is not taken into consideration, so that the cellphone is possibly inconvenient to charge when the electric blanket is used; although the networking function is partially added, the function is simply expanded, and the health big data thinking is not integrated into the function; the temperature data and the change thereof cannot be visually seen in time without a display screen basically; generally, only aiming at a single area or a double area, a control system exceeding the double area needs to be redesigned, and the compatibility is poor.
[ summary of the invention ]
The invention provides a remote control type intelligent electric blanket control system, which aims to solve the defects of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a remote control type intelligent electric blanket control system comprises an electric heating module, an electric heating control module and a wireless remote control module, wherein the electric heating module is arranged in an electric blanket body and used for supplying heat, the electric heating control module is in signal connection with the electric heating module, and the wireless remote control module is in signal connection with the electric heating control module; the electric heating module comprises a plurality of electric heating pieces and piezoelectric film sensors, temperature sensors are arranged in the electric heating pieces, the temperature sensors and the piezoelectric film sensors are respectively and electrically or wirelessly connected with the electric heating control module, and temperature protection switches are further arranged on the electric heating pieces; the wireless remote control module is used for transmitting a regulation and control instruction to the electric heating control module, and the electric heating control module is used for transmitting and executing the instruction of the wireless remote control module, collecting data signals of the electric heating module at the same time, and transmitting the data signals to the wireless remote control module and the cloud server.
Preferably, the electric heating module further comprises a connector and an FPC (flexible printed circuit), wherein a built-in circuit for electrically connecting the electric heating sheet, the temperature sensor and the piezoelectric film sensor with the connector is arranged on the FPC, and the electric heating module is electrically connected with the electric heating control module through the connector.
Preferably, the electric heating control module comprises an MCU central processing unit in signal communication with the electric heating module and the wireless remote control module, and a main power supply circuit arranged on the power panel, wherein the main power supply circuit is respectively electrically connected with the electric heating module and the electric heating control module.
Preferably, the electric heat control module further comprises a WiFi module, an antenna matching circuit, a Flash storage unit and a touch display screen which are respectively in signal connection with the MCU central processing unit, and the WiFi module is used for data signal exchange between the MCU central processing unit and the cloud server; the Flash storage unit is connected with the MCU central processing unit through an SPI interface and is used for storing system logs, abnormal information and processing data of the MCU central processing unit; and the touch display screen is used for displaying feedback information of the MCU central processing unit.
Preferably, the device also comprises a fan, a buzzer, an LED indicator light and an acceleration sensor which are in signal connection with the MCU central processing unit.
Preferably, the main power supply circuit comprises an AC-DC conversion circuit integrated on a power panel, a DC-DC circuit and a wireless charging transmission circuit respectively electrically connected with the AC-DC conversion circuit, and a fast charging circuit electrically connected with the DC-DC circuit.
Preferably, the fast charging path is provided with at least two USB output ports, one is a USB-A port supporting QC fast charging protocol, and the other is a USBType-C port supporting PD fast charging protocol.
Preferably, wireless remote control module includes remote controller or/and intelligent terminal APP, intelligent terminal APP through the cloud server with electric heat control module carries out data interaction, electric heat control module pass through the router with cloud server signal connection.
Preferably, the remote controller comprises a processing circuit and a remote control power supply circuit, the processing circuit comprises a wireless SOC chip which is communicated with the electric heating control module, and further comprises a buzzer, an indicator light and a display screen which are respectively and electrically connected with the wireless SOC chip, and the display screen is provided with a control key; the remote control power supply circuit comprises a rechargeable battery and a wireless charging receiving circuit electrically connected with the rechargeable battery, the rechargeable battery supplies power to components in the processing circuit, the wireless SOC chip is electrically connected with the rechargeable battery and used for monitoring the electric quantity of the rechargeable battery, and an LDO voltage stabilizer is electrically connected between the rechargeable battery and the processing circuit.
Preferably, the electric blanket body is internally divided into a plurality of independent heating areas, and each heating area is internally provided with an electric heating module.
The beneficial effects of the invention at least comprise: the invention relates to a remote control type intelligent electric blanket control system consisting of an electric heating module, an electric heating control module and a wireless remote control module, which can support the independent control of the electric heating modules in a plurality of heating areas; the temperature of each position is detected in real time by adopting a plurality of temperature sensors, and the temperature of the electric blanket is ensured to be stabilized at a set temperature by combining an intelligent control temperature control system of the system; the system is provided with the wireless remote controller, so that the constraint of a wire harness of the traditional remote controller is eliminated, the direction limitation of the infrared remote controller is eliminated, the wireless remote controller can be charged in a wireless mode, and the appearance structure can achieve better water resistance and dust resistance; functions such as USB output, wireless charging, a liquid crystal display and the like are integrated in the electric heating control module, and compared with a traditional product, the electric heating control module is a great innovation of functions; through the combination of the piezoelectric film sensor and the MCU central processing unit, the health data can be conveniently acquired, such as sleep detection, detection in bed and detection out of bed, and acquisition and analysis of basic human body sign information of respiration, heart rate, snoring and the like.
[ description of the drawings ]
Fig. 1 is an overall control architecture diagram of an electric blanket system;
FIG. 2 is an overall block diagram of an electro-thermal module;
FIG. 3 is an overall block diagram of the thermal control module;
fig. 4 is a block diagram of the interior of the remote controller.
[ detailed description ] embodiments
The present invention will be described in further detail below with reference to specific embodiments and drawings, but the present invention is not limited to the specific embodiments below.
The following examples are not provided to limit the scope of the present invention, nor are the steps described to limit the order of execution, and the directions described are limited to the drawings. Modifications of the invention which are obvious to those skilled in the art in view of the prior art are also within the scope of the invention as claimed.
Note that the individual circuits described below are conventional circuits, and thus a detailed circuit diagram is not provided.
A remote control type intelligent electric blanket control system is shown in figures 1-4 and comprises an electric heating module arranged in an electric blanket body and used for supplying heat, an electric heating control module in signal connection with the electric heating module, and a wireless remote control module in signal connection with the electric heating control module; wherein, wireless remote control module is used for conveying regulation and control instruction to electric heat control module, and electric heat control module is used for conveying, carries out wireless remote control module's instruction, collects electric heat module's data signal simultaneously to convey to wireless remote control module and high in the clouds server.
The electric blanket body is internally divided into a plurality of independent heating areas, each heating area is internally provided with an electric heating module, each electric heating module comprises a plurality of electric heating sheets and a piezoelectric film sensor, temperature sensors are arranged in the electric heating sheets to play a role of monitoring the temperature of the electric heating sheets in real time, the electric heating sheets, the temperature sensors and the piezoelectric film sensors are respectively and electrically or wirelessly connected with an electric heating control module, in order to fully ensure the safety, each heating area is also provided with a temperature protection switch which is electrically connected with the electric heating sheets, the temperature protection switch is connected with the electric heating control module and is particularly connected with an MCU central processing unit in the electric heating control module, a temperature threshold is arranged in the MCU central processing unit, and when the sensing temperature of the temperature protection switch exceeds a set threshold, the MCU central processing unit can send an instruction to automatically cut off a power supply circuit to prevent accidents, the temperature sensor and the temperature protection switch form a double safety protection mechanism. The piezoelectric film sensor is a novel pressure sensor, is light and thin in texture, and can generate a stronger piezoelectric effect under the same external force; and the acoustic impedance is low, and is close to human tissue and water, and this a series of characteristics make piezoelectric film sensor can catch human activity signal sensitively to detect human snore, rhythm of the heart, sleep state isoparametric, and then transmit these data to MCU central processing unit that is connected, be convenient for the analysis and the storage of data.
Further, the electric heating module further comprises a connector and an FPC (flexible printed circuit), the FPC is laid in the electric blanket body and mainly plays a role of centralized wiring, foreign body sensation of the blanket body can be reduced, more functions can be expanded, built-in circuits used for respectively connecting the electric heating sheet, the temperature sensor and the piezoelectric film sensor with the connector are arranged on the FPC, and the electric heating module is electrically connected with the electric heating control module through the connector.
Furthermore, the electric heating control module comprises an MCU central processing unit which is integrated on the control panel and is in signal communication with the electric heating module and the wireless remote control module, and a main power supply circuit which is arranged on the power panel, wherein the main power supply circuit is electrically connected with the electric heating module and the electric heating control module respectively. The power panel has the functions of overcurrent and short-circuit protection and the like, and provides safety guarantee for the rear end.
Further, the main power supply circuit comprises an AC-DC conversion circuit integrated on the power panel, a DC-DC circuit and a wireless charging transmitting circuit which are respectively electrically connected with the AC-DC conversion circuit, and a quick charging circuit which is electrically connected with the DC-DC circuit. The AC-DC conversion circuit can convert the input alternating current into low-voltage direct current (< 36V, common 24V/32V) so as to supply power to the electric heating control module; the wireless charging transmitting circuit is compatible with Qi (WPC), PMA and A4WP protocols, and supports 15W wireless charging at most.
The quick charging circuit is at least provided with two USB output ports, one is a USB-A port supporting a QC quick charging protocol and can support 18W (12V1.5A) output to the maximum, and the other is a USBType-C port supporting a PD quick charging protocol and can support 24W (12V2A) output to the maximum.
Furthermore, the electric heating control module also comprises a WiFi module, an antenna matching circuit, a Flash storage unit and a touch display screen which are arranged on the control panel and respectively connected with the MCU through signals, wherein the WiFi module is used for exchanging data signals between the MCU and the cloud server; the Flash storage unit is connected with the MCU central processing unit through the SPI interface and is used for storing system logs, abnormal information and processing data of the MCU central processing unit; the touch display screen is used for displaying feedback information of the MCU central processing unit.
The MCU central processing unit uses a 2.4G Wireless SoC and communicates with the Wireless remote control module through an iBeacon protocol or a private protocol; the touch display screen can display information such as the temperature of each heating area and can switch and view different data through the touch screen function; the WiFi module is a bridge for connecting the IoT platforms by a system, and the WiFi modules matched with different IoT platforms can be selected according to different requirements, so that connection and communication with the IoT platforms such as Temple, doodle, Mijia and the like are realized; the Flash storage unit is mainly used for storing system logs and abnormal information, can be checked at the APP terminal and is mainly used for after-sale maintenance.
In some embodiments, a MOSFET driving circuit is further disposed between the MCU cpu and the thermoelectric module, and the MCU cpu outputs a PWM control signal to control the MOSFET driving circuit, thereby heating the temperature to a target temperature with the highest efficiency. In the heating process, the heating current value is detected in real time (a high-power low-impedance power resistor is used as a current detection point, a current signal is amplified through a high-precision current detection chip, an amplified signal is output to an MCU (microprogrammed control unit) detection pin), and when the current is too large, the heating is stopped immediately, so that accidental damage is prevented. Through current detection and PWM power adjustment function, can effective control equipment total output power, when satisfying different heating material actual production uniformity differences, avoid appearing the risk such as unexpected damage that load power is too high causes.
Furthermore, the electric heating control module also comprises a fan, a buzzer, an LED indicator light and an acceleration sensor which are in signal connection with the MCU central processing unit, wherein the acceleration sensor adopts an MEMS three-axis acceleration sensor and is connected with the MCU central processing unit through an I2C bus so as to detect whether the control panel is violently impacted or falls off, and when the conditions happen, the electric blanket can be timely cut off to supply power, so that the safety is fully ensured; the LED indicator lamp adopts an RGB LED lamp, and various colors can be selected for use to indicate different modes, gears or states. The fan can play a role in heat dissipation; the MCU central processing unit has a monitoring function on the AC-DC output voltage and current, can monitor whether the voltage and current output by the AC-DC module is in a normal range at any time, and can cut off an input circuit of the electric blanket in time and give an alarm through a buzzer if the voltage and current output by the AC-DC module is abnormal.
Further, wireless remote control module includes remote controller or/and intelligent terminal APP, and intelligent terminal APP carries out data interaction through high in the clouds server and electric heat control module, and electric heat control module passes through router and high in the clouds server signal connection.
Furthermore, the remote controller comprises a processing circuit and a remote control power supply circuit, wherein the processing circuit comprises a wireless SOC chip which is communicated with the electric heating control module, and also comprises a buzzer, an indicator light and a display screen which are respectively electrically connected with the wireless SOC chip, and the display screen is provided with control keys which are mainly used for simply adjusting and timing the temperature in a low power consumption mode of the remote controller (at the moment, the liquid crystal screen is closed due to power saving); and the buzzer and the RGB LED indicator lamp are used for information prompt in different gears or modes. The buzzer or indicator light can also alarm by beeping or flashing if an abnormal condition occurs.
The remote control power supply circuit comprises a 200mAh rechargeable lithium battery and a wireless charging receiving circuit electrically connected with the rechargeable lithium battery, the rechargeable lithium battery supplies power for components in the processing circuit, the wireless SOC chip is electrically connected with the rechargeable battery and used for monitoring the electric quantity of the rechargeable battery, an LDO voltage stabilizer is electrically connected between the rechargeable lithium battery and the processing circuit, 3.7V voltage output by the rechargeable lithium battery can be converted into 3.0V, and then the components in the processing circuit are supplied.
Claims (10)
1. A remote control type intelligent electric blanket control system is characterized by comprising an electric heating module arranged in an electric blanket body and used for supplying heat, an electric heating control module in signal connection with the electric heating module, and a wireless remote control module in signal connection with the electric heating control module;
the electric heating module comprises a plurality of electric heating pieces and piezoelectric film sensors, wherein temperature sensors are arranged in the electric heating pieces, and the electric heating pieces, the temperature sensors and the piezoelectric film sensors are respectively and electrically or wirelessly connected with the electric heating control module;
the wireless remote control module is used for transmitting a regulation and control instruction to the electric heating control module, and the electric heating control module is used for transmitting and executing the instruction of the wireless remote control module, collecting data signals of the electric heating module at the same time, and transmitting the data signals to the wireless remote control module and the cloud server.
2. The remote control type intelligent electric blanket control system according to claim 1, wherein the electric heating module further comprises a connector and an FPC (flexible printed circuit), a built-in circuit for electrically connecting the electric heating sheet, the temperature sensor and the piezoelectric film sensor with the connector is arranged on the FPC, and the electric heating module is electrically connected with the electric heating control module through the connector.
3. The remote control type intelligent electric blanket control system of claim 1, wherein the electric heating control module comprises an MCU central processing unit in signal communication with the electric heating module and the wireless remote control module, and a main power supply circuit arranged on a power panel, and the main power supply circuit is electrically connected with the electric heating module and the electric heating control module respectively.
4. The remote control type intelligent electric blanket control system as claimed in claim 3, wherein the electric heating control module further comprises a WiFi module, an antenna matching circuit, a Flash storage unit and a touch display screen which are respectively in signal connection with the MCU central processing unit, and the WiFi module is used for data signal exchange between the MCU central processing unit and the cloud server; the Flash storage unit is connected with the MCU central processing unit through an SPI interface and is used for storing system logs, abnormal information and processing data of the MCU central processing unit; and the touch display screen is used for displaying feedback information of the MCU central processing unit.
5. The remote control type intelligent electric blanket control system as claimed in claim 3, further comprising a fan, a buzzer, an LED indicator light and an acceleration sensor in signal connection with the MCU central processing unit.
6. The remote control type intelligent electric blanket control system as claimed in claim 3, wherein the main power supply circuit comprises an AC-DC conversion circuit integrated on a power panel, a DC-DC circuit and a wireless charging transmitting circuit respectively electrically connected with the AC-DC conversion circuit, and a fast charging circuit electrically connected with the DC-DC circuit.
7. The remote control type intelligent electric blanket control system as claimed in claim 6, wherein the fast charging circuit is provided with at least two USB output ports, one is a USB-A port supporting QC fast charging protocol, and the other is a USBType-C port supporting PD fast charging protocol.
8. The remote control type intelligent electric blanket control system as claimed in claim 1 or 4, wherein the wireless remote control module comprises a remote controller or/and an intelligent terminal APP, the intelligent terminal APP performs data interaction with the electric heating control module through a cloud server, and the electric heating control module is in signal connection with the cloud server through a router.
9. The remote control type intelligent electric blanket control system as claimed in claim 8, wherein the remote controller comprises a processing circuit and a remote control power supply circuit, the processing circuit comprises a wireless SOC chip for communicating with the electrothermal control module, and further comprises a buzzer, an indicator light and a display screen which are respectively electrically connected with the wireless SOC chip, and the display screen is provided with control keys; the remote control power supply circuit comprises a rechargeable battery and a wireless charging receiving circuit electrically connected with the rechargeable battery, the rechargeable battery supplies power to components in the processing circuit, the wireless SOC chip is electrically connected with the rechargeable battery and used for monitoring the electric quantity of the rechargeable battery, and an LDO voltage stabilizer is electrically connected between the rechargeable battery and the processing circuit.
10. The remote control type intelligent electric blanket control system as claimed in claim 1 or 2, wherein the electric blanket body is divided into a plurality of independent heating areas, and each heating area is provided with an electric heating module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120223956.3U CN214510584U (en) | 2021-01-27 | 2021-01-27 | Remote control type intelligent electric blanket control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120223956.3U CN214510584U (en) | 2021-01-27 | 2021-01-27 | Remote control type intelligent electric blanket control system |
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| CN214510584U true CN214510584U (en) | 2021-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112826287A (en) * | 2021-01-27 | 2021-05-25 | 大哉乾元(杭州)科技有限公司 | Remote control type intelligent electric blanket control system |
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2021
- 2021-01-27 CN CN202120223956.3U patent/CN214510584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112826287A (en) * | 2021-01-27 | 2021-05-25 | 大哉乾元(杭州)科技有限公司 | Remote control type intelligent electric blanket control system |
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