CN219936529U

CN219936529U - Bathroom heater remote controller and system

Info

Publication number: CN219936529U
Application number: CN202320796402.1U
Authority: CN
Inventors: 姚昌春; 诸洪江; 程春林; 龙海胜; 江海荣
Original assignee: Zhuhai Tozhiny Technology Co ltd
Current assignee: Zhuhai Tozhiny Technology Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-10-31
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses a bathroom heater remote controller and a system, wherein the bathroom heater remote controller comprises a key unit, a battery unit, a remote control unit and an RF (radio frequency) transmitting unit, the key unit is connected with the remote control unit, the remote control unit is respectively connected with the battery unit and the RF transmitting unit, the key unit is used for inputting key signals, the remote control unit is used for receiving the key signals and transmitting remote control signals, and the RF transmitting unit is used for receiving the remote control signals and transmitting RF radio frequency signals. The RF signal is transmitted by the RF transmitting unit, the remote control distance is long, the angle limitation is avoided, the installation cost is low, and the remote control device can be widely applied to the technical field of remote control.

Description

Bathroom heater remote controller and system

Technical Field

The utility model relates to the technical field of remote control, in particular to a bathroom heater remote controller and a system.

Background

Bathroom heater is the first heating equipment when many families bathe, and is indispensable in people's daily life. The traditional bathroom heater mostly adopts a wired mechanical switch or an infrared wireless remote controller as a controller, but the mechanical switch is troublesome to empty, the walking line cost is high, and the infrared wireless remote controller has short emission distance and angle limitation.

Disclosure of Invention

Therefore, the embodiment of the utility model aims to provide a bathroom heater remote controller and a system, which can improve the remote control distance, have no angle limitation and have low installation cost.

In a first aspect, an embodiment of the present utility model provides a remote controller for a bathroom warmer, including a key unit, a battery unit, a remote control unit, and an RF transmitting unit, where the key unit is connected to the remote control unit, the remote control unit is respectively connected to the battery unit and the RF transmitting unit, the key unit is used for inputting a key signal, the remote control unit is used for receiving the key signal and transmitting a remote control signal, and the RF transmitting unit is used for receiving the remote control signal and transmitting an RF radio frequency signal.

Optionally, the bathroom warmer remote controller further comprises an LED unit, and the LED unit is connected with the remote control unit.

Optionally, the remote control unit comprises a chip AD020E and a chip AD020E peripheral circuit.

Optionally, the remote control unit further comprises an SPI interface, and the SPI interface is connected with the chip AD 020E.

Optionally, the RF transmitting unit includes a chip XN279L and a chip XN279L peripheral circuit.

Optionally, the chip XN279L peripheral circuit includes an antenna transmitting circuit, which is connected with the chip XN 279L.

Optionally, the peripheral circuit of the chip XN279L includes a crystal oscillator circuit, and the crystal oscillator circuit is connected with the chip XN 279L.

Optionally, the crystal oscillator circuit includes clock crystal oscillator, first resistance, first electric capacity and second electric capacity, clock crystal oscillator's first end with first electric capacity's first end is connected, clock crystal oscillator's second end with second electric capacity's first end is connected, first electric capacity's second end is connected with first electric resistance's first end, first electric resistance's second end with chip XN279L is connected, second electric capacity's second end with chip XN279L is connected.

Optionally, the antenna transmitting circuit includes a transmitting antenna, a first inductor and a third capacitor, the transmitting antenna is connected with a first end of the first inductor, a second end of the first inductor is connected with a first end of the third capacitor, and a second end of the third capacitor is connected with the chip XN 279L.

In a second aspect, an embodiment of the present utility model provides a bathroom warmer system, including a housing, a lamp body, and the above-mentioned bathroom warmer remote control, where the lamp body is disposed in the housing.

The embodiment of the utility model has the following beneficial effects: the embodiment of the utility model provides a bathroom warmer remote controller which comprises a key unit, a battery unit, a remote control unit and an RF (radio frequency) transmitting unit, wherein the key unit is connected with the remote control unit, the remote control unit is respectively connected with the battery unit and the RF transmitting unit, the key unit is used for inputting key signals, the remote control unit is used for receiving the key signals and transmitting remote control signals, and the RF transmitting unit is used for receiving the remote control signals and transmitting RF radio frequency signals. The RF signal is transmitted by the RF transmitting unit, the remote control distance is long, the angle limitation is avoided, and the installation cost is low.

Drawings

Fig. 1 is a block diagram of a remote controller for a bathroom heater according to an embodiment of the present utility model;

FIG. 2 is a schematic circuit diagram of a remote control unit provided in an embodiment of the present utility model;

fig. 3 is a schematic circuit diagram of an RF transmitting unit according to an embodiment of the present utility model;

fig. 4 is a schematic circuit diagram of a battery unit according to an embodiment of the present utility model;

FIG. 5 is a schematic circuit diagram of a key unit according to an embodiment of the present utility model;

fig. 6 is a schematic circuit diagram of an LED unit according to an embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In embodiments of the utility model, words such as "exemplary" or "such as" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g." in an embodiment should not be taken as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.

The terms "first" and "second" are used below for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In a first aspect, referring to fig. 1, an embodiment of the present utility model provides a remote controller for a bathroom warmer, including: the remote control module comprises a key unit, a battery unit, a remote control unit and an RF (radio frequency) transmitting unit, wherein the key unit is connected with the remote control unit, the remote control unit is respectively connected with the battery unit and the RF transmitting unit, and the RF transmitting unit is used for transmitting RF radio frequency signals; the control module comprises a control unit, a power supply unit and an RF receiving unit, wherein the control unit is connected with the RF receiving unit, the power supply unit is connected with the control unit, the RF receiving unit is in wireless connection with the RF transmitting unit, and the RF receiving unit is used for receiving RF radio frequency signals.

Wherein, the battery cell is used for supplying power to the remote control unit.

It should be noted that, the control method of the remote control unit adopts the existing method.

Specifically, the battery unit supplies power to the remote control unit, so that after the keys of the remote control module working key unit are closed, the remote control unit outputs corresponding remote control signals to the RF transmitting unit, the RF transmitting unit and the bathroom heater normally communicate, and the RF transmitting unit transmits RF radio frequency signals to the bathroom heater, so that the bathroom heater works correspondingly.

Referring to fig. 2 and 3, the remote control unit optionally includes a chip AD020E and a chip AD020E peripheral circuit.

Optionally, the chip XN279L peripheral circuit comprises an antenna transmitting circuit connected with the chip XN279L

In a specific embodiment, the remote control unit comprises a chip AD020E, decoupling capacitors C3 and C23, filtering power supply noise. The RF radio frequency transmitting unit comprises a chip XN297L, the XN297L chip is a single-chip wireless transceiver chip working in the 2.400-2.483 GHz world general ISM frequency band, the chip integrates a radio frequency transceiver, a frequency generator, a crystal oscillator, a modem and other functional modules, a pair of multi-group network and communication modes with ACK (Acknowledge character, confirm characters) are supported, the transmitting output power, the working channel and the communication data rate are configurable, and the chip integrates a plurality of peripheral chip resistance-capacitance sensing devices into the chip, so that the chip has lower power consumption, saves peripheral devices and has excellent performance. Chip XN297L of the RF transmitting unit is connected to chip AD020E of the remote control unit through the SPI interface, specifically, pin 2 (endpoint CSN) of chip XN297L is connected to pin 41 (endpoint CSN) of chip AD020E, pin 3 (endpoint SCK) of chip XN297L is connected to pin 40 (endpoint SCK) of chip AD020E, pin 4 (endpoint MOSI) of chip XN297L is connected to pin 39 (endpoint MOSI) of chip AD020E, and pin 5 (endpoint MISO) of chip XN297L is connected to pin 38 (endpoint MISO) of chip AD 020E; the chip AD020E of the remote control unit transmits signals to the chip XN297L of the RF transmitting unit through the SPI interface, then the chip XN297L outputs RF radio frequency signals to the transmitting antenna ANT of the antenna transmitting circuit 100, and the transmitting antenna ANT transmits the RF radio frequency signals; the capacitor C20 is a decoupling capacitor of an input power supply and filters noise; the crystal oscillator circuit 200 is used for generating a clock crystal oscillator, Y1 is the clock crystal oscillator, a clock signal is generated, the first capacitor C17 and the second capacitor C19 are matched capacitors, the crystal oscillation starting and stable oscillation of the clock crystal oscillator are assisted, the first resistor R1 is a matched resistor, and the clock signal is input into the chip XN297L after being matched; the third capacitor C14 filters the dc electrical signal, and the first inductor L3 is matched with the RF radio frequency signal, and then denoises through the decoupling capacitors C16 and C24, and transmits the RF radio frequency signal through the transmitting antenna.

Referring to fig. 4, in a specific embodiment, the battery unit includes a battery BAT, decoupling capacitors C4, C18 and C2, C4, C18 filter battery power supply noise, C2 filters input power supply noise, and an inductor L1 matches the battery input voltage and outputs the result.

Referring to fig. 5, in a specific embodiment, the terminals PB0-PB6 of the key unit are respectively connected to the terminals of the chip XN297L of the remote control unit (e.g., the terminal PB0 of the key unit is connected to the terminal PB0 (pin 35) of the chip XN297L, and so on); when the key S1 is closed, the endpoint PB0 is turned on with the endpoint PB3, the endpoint PB0 of the corresponding chip XN297L is turned on with the endpoint PB3, the chip XN297L sends a corresponding electrical signal to the RF transmitting unit, and so on, the operation principle of the switches S2-S12 is similar.

Referring to fig. 6, optionally, the bathroom warmer remote controller further includes an LED unit connected with the remote control unit.

Specifically, the transistors LED1 to LED19 of the LED unit are light emitting diodes, and the chip AD020E sends a low level signal to the corresponding light emitting diode to cause it to emit light. The terminals PE0-PE5 of the LED unit are connected with the corresponding terminals of the chip AD020E, such as the terminal PE0 of the LED unit is connected with the terminal PE0 (pin 11) of the chip AD020E, and so on; the terminals PD0-PD7 of the LED unit are connected with the corresponding terminals of the chip AD020E, such as the terminal PD0 of the LED unit is connected with the terminal PD0 (pin 19) of the chip AD020E, and so on; terminals PC3-PC7 of the LED unit are connected to corresponding terminals of the chip AD020E, such as terminal PC3 of the LED unit is connected to terminal PC3 (pin 24) of the chip AD020E, and so on.

In a specific embodiment, after the chip AD020E of the remote control unit is initialized after power-up, after the chip AD020E is initialized, an SPI initialization signal is sent to the RF chip XN279L of the RF transmitting unit, and the chip AD020E waits for the RF chip to reach. If the RF chip is not met, resetting the RF chip, reinitializing, continuously and three times without meeting, initializing and reporting errors by the RF communication, setting the RF chip as a transmitting mode if a meeting signal is received, reading the unique ID of the chip AD020E to a cache array, reading a key value, sending a dormant signal to the RF chip without key pressing, enabling the RF chip to enter a low-power consumption state, then enabling the chip AD020E to enter a standby state, when the key is pressed, interrupting the wake-up chip AD020E, enabling a remote control unit to enter a working state, judging the key value, executing a corresponding key function, simultaneously lighting a corresponding LED function lamp (automatically extinguishing after the LED lamp 5S is not pressed), and transmitting data, after the processing is finished, enabling the master control wake-up RF chip to write transmitting data into an RF chip TXFIFO register, configuring the RF chip as a transmitting mode, enabling the RF chip transmitting function, and waiting for the RF chip to transmit a complete signal, when the RF chip IRQ pin needs to be at a low level, and enabling the RF chip to transmit a signal to be released and the data to be transmitted to the RF chip to enter the standby state if the new key pressing is not pressed. Then the chip AD020E enters a standby state and waits for key wakeup operation.

Therefore, the bathroom heater remote controller in the above embodiment is applicable to the embodiment of the bathroom heater system, and the functions specifically realized by the embodiment of the bathroom heater system are the same as those of the embodiment of the bathroom heater remote controller, and the beneficial effects achieved by the embodiment of the bathroom heater remote controller are the same as those achieved by the embodiment of the bathroom heater remote controller.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiment, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. The remote controller for the bathroom warmer is characterized by comprising a key unit, a battery unit, a remote control unit and an RF (radio frequency) transmitting unit, wherein the key unit is connected with the remote control unit, the remote control unit is respectively connected with the battery unit and the RF transmitting unit, the key unit is used for inputting key signals, the remote control unit is used for receiving the key signals and transmitting remote control signals, and the RF transmitting unit is used for receiving the remote control signals and transmitting RF radio frequency signals to the bathroom warmer.

2. The bathroom warmer remote control of claim 1, further comprising an LED unit, wherein the LED unit is connected to the remote control unit.

3. The bathroom master remote control according to claim 1, wherein the remote control unit comprises a chip AD020E and a chip AD020E peripheral circuit.

4. A bathroom master remote according to claim 3, wherein the remote control unit further comprises an SPI interface, said SPI interface being connected to the chip AD 020E.

5. The bathroom warmer remote of claim 1, wherein said RF transmitting unit comprises chip XN279L and chip XN279L peripheral circuitry.

6. The remote control of claim 5, wherein the peripheral circuitry of the chip XN279L comprises a crystal oscillator circuit, the crystal oscillator circuit being coupled to the chip XN 279L.

7. The remote control of claim 5, wherein the peripheral circuitry of the chip XN279L includes antenna transmitting circuitry, the antenna transmitting circuitry being coupled to the chip XN 279L.

8. The bathroom warmer remote control of claim 6, wherein said crystal oscillator circuit comprises a clock crystal oscillator, a first resistor, a first capacitor and a second capacitor, wherein a first end of said clock crystal oscillator is connected to a first end of said first capacitor, a second end of said clock crystal oscillator is connected to a first end of said second capacitor, a second end of said first capacitor is connected to a first end of said first resistor, a second end of said first resistor is connected to said chip XN279L, and a second end of said second capacitor is connected to said chip XN 279L.

9. The bathroom warmer remote control of claim 7, wherein said antenna transmitting circuit comprises a transmitting antenna, a first inductor and a third capacitor, said transmitting antenna being connected to a first end of said first inductor, a second end of said first inductor being connected to a first end of said third capacitor, and a second end of said third capacitor being connected to said chip XN 279L.

10. A bathroom warmer system comprising a housing, a light body and the bathroom warmer remote control of any one of claims 1-9, wherein the light body is disposed within the housing.