1. The utility model provides a hearing impaired people life auxiliary system based on intelligent house which characterized in that includes:

the expandable separated alarm node is matched with the intelligent home and used for generating an alarm signal according to the state of the intelligent home;

the alarm collecting base station is in communication connection with the expandable separated alarm node, receives and identifies the alarm signal and generates a corresponding reminding message;

the bracelet end is in communication connection with the alarm gathering base station and responds to the reminding message;

and each expandable separated alarm node divides an intelligent home state acquisition flow and a communication flow with the alarm summary base station in a modularized manner.

2. The smart home-based hearing-impaired living assistance system according to claim 1, wherein the expandable separate alarm nodes include one or more of a doorbell reminder node, a fire alarm node, and a hot water boiling alarm node.

3. The smart home-based hearing impaired life assistance system of claim 1, wherein each expandable separate alarm node comprises Esp8266-WIFI development board.

4. The hearing impaired life assistance system based on smart home as claimed in claim 1, wherein the alarm summary base station comprises an Arduino Mega single chip microcomputer.

5. The hearing-impaired life auxiliary system based on smart home as claimed in claim 1, wherein the alarm summary base station builds a local area network through a WIFI hotspot mode, and connects the expandable separate alarm nodes.

6. The hearing-impaired life assisting system based on smart home as claimed in claim 1, wherein the bracelet end is connected with the alarm summary base station through Bluetooth.

7. A smart home-based hearing impaired life assistance system according to claim 1 wherein the alert message comprises a text message and/or a vibration message.

8. A smart home-based hearing impaired life assistance system as claimed in claim 1, wherein the bracelet end comprises a Seeeduino XIAO micro-singlechip.

9. The hearing-impaired living auxiliary system based on smart home as claimed in claim 1, wherein each of the expandable separate alarm nodes and the alarm summary base station are respectively encapsulated by an encapsulation shell.

10. The hearing-impaired life assisting system based on smart home as claimed in claim 1, wherein the alarm summary base station is connected with a remote terminal.

Background

According to the demographic survey, the newborn born each year has about 1-3 per mill of severe dysaudia. More than 3 thousands of deaf children are newly added every year due to the reasons of medicine, heredity, infection, disease, environment, noise pollution, accident and the like. The proportion of people with different degrees of hearing impairment in the population is estimated to be 14% between 45 and 64 years old, 30% between 65 and 75 years old and higher than 50% above 75 years old. More hearing-impaired people, who do not reach the deaf stage, suffer from low hearing in daily life and even endanger personal safety. Therefore, in order to guarantee the personal and property safety of the people with hearing impairment, an effective solution is urgently needed to be established.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a life assisting system for hearing-impaired people based on smart home, which is convenient to use and strong in expansibility.

The purpose of the invention can be realized by the following technical scheme:

a hearing-impaired life assisting system based on smart home comprises:

the expandable separated alarm node is matched with the intelligent home and used for generating an alarm signal according to the state of the intelligent home;

the alarm collecting base station is in communication connection with the expandable separated alarm node, receives and identifies the alarm signal and generates a corresponding reminding message;

the bracelet end is in communication connection with the alarm gathering base station and responds to the reminding message;

and each expandable separated alarm node divides an intelligent home state acquisition flow and a communication flow with the alarm summary base station in a modularized manner.

Further, the expandable separate alarm node comprises one or more of a doorbell reminding node, a fire alarm node and a hot water boiling alarm node.

Further, each expandable separate alarm node comprises Esp8266-WIFI development board.

Further, the alarm summary base station comprises an Arduino Mega single chip microcomputer.

Furthermore, the alarm summary base station builds a local area network through a WIFI hotspot mode and is connected with the expandable separated alarm nodes.

Further, the bracelet end is connected with the alarm gathering base station through Bluetooth.

Further, the reminding message comprises a text message and/or a vibration message.

Further, the bracelet end comprises a Seeduino XIAO micro single chip microcomputer.

Furthermore, each expandable separated alarm node and each alarm gathering base station are respectively packaged through a packaging shell.

Further, the alarm summary base station is connected with a remote terminal.

Compared with the prior art, the invention has the following beneficial effects:

1. this system adopts and to extend disconnect-type warning node, can satisfy follow-up demand that increases other warning nodes, when increasing or reducing the node, for need not to change the hardware circuit, only need modify the configuration information of hand ring end and warning gathering basic station can show newly-increased node alarm information wantonly, can realize user-defined function, also saves the hardware maintenance cost simultaneously, and expansibility is strong, increases entire system's use scene.

2. The system can expand the adaptation of the separated alarm nodes and the smart home, can effectively acquire the working state of each home, can give an alarm in time, and improves the safety.

3. The expandable separate alarm node of the system adopts the idea of modular programming, and divides sensor acquisition and WIFI communication transmission so as to realize the expansibility of a program.

4. The expandable separate alarm nodes and the alarm collecting base station of the system are packaged through the packaging shell respectively, and the nodes are integrated and arranged, so that the system can be conveniently installed at indoor required positions, and the use convenience is improved.

5. The alarm summary base station of the system adopts a WIFI hotspot mode to establish a local area network, and flexible expansibility is further improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic workflow diagram of an embodiment of the present invention;

FIG. 3 is a schematic flow diagram of separate expandable alarm nodes in an embodiment, wherein (a) is a doorbell alert node, (b) is a fire alarm node, and (c) is a hot water boil alarm node;

FIG. 4 is a schematic flow chart of an alarm summary base station in an embodiment;

FIG. 5 is a schematic flow chart of the bracelet end according to the embodiment.

Detailed Description

The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

As shown in fig. 1, the present embodiment provides a life assisting system for hearing-impaired people based on smart home, including: the system comprises at least one expandable separated alarm node 1, a signal processing unit and a signal processing unit, wherein the expandable separated alarm node 1 is matched with the intelligent home and used for generating an alarm signal according to the state of the intelligent home; the alarm gathering base station 2 is in communication connection with the expandable separated alarm node 1, receives and identifies the alarm signal and generates a corresponding reminding message; and the hand ring end 3 is in communication connection with the alarm gathering base station 2 and responds to the reminding message. The expandable separated alarm node 1 comprises a doorbell reminding node, a fire alarm node and a hot water boiling alarm node. As shown in fig. 2, when the system works, alarm signals corresponding to the intelligent home state are generated by acquiring the intelligent home state through the expandable separate alarm nodes, and the alarm summary base station summarizes all the alarm signals by using the development board and then transmits the alarm signals to the bracelet end, so that timely and effective alarm prompt for the hearing-impaired people is achieved, and the life safety of the hearing-impaired people is improved.

The alarm gathering base station builds a local area network through a WIFI hotspot mode and is connected with the expandable separated alarm nodes. The bracelet end is connected with the alarm gathering base station through Bluetooth. The alert message includes a text message and/or a vibration message.

(1) Expandable separated alarm node

Each expandable separated alarm node comprises an Esp8266-WIFI development board, and an ESP8266 single-chip microcomputer is used as a core controller. Each node in this embodiment is described in detail as follows:

and the node 1: the doorbell reminding node is connected with a doorbell button and a sound device, and when a person presses down the doorbell, the ESP8266 transmits the reminding information out through a WIFI signal;

and (3) the node 2: the fire alarm node is connected with the flame sensor and transmits an alarm signal once the flame is detected;

and (3) the node: and the hot water boiling alarm node is connected with the temperature sensor and sends a water boiling alarm signal.

And each expandable separated alarm node divides the intelligent home state acquisition flow and the communication flow with the alarm summary base station in a modularized manner. The software logic of the three alarm nodes in this embodiment is shown in fig. 3.

(2) Alarm gathering base station

The alarm gathering base station comprises a single chip microcomputer, an Esp8266 serial port-to-WIFI module and an Hc08 serial port-to-Bluetooth module.

The alarm summary base station takes an Arduino Mega single chip microcomputer as a control core. The single chip microcomputer adopted in the embodiment is Arduino Mega2560, is a microcontroller based on ATmega2560, and has 54 digital input/output ports (15 of which can be used as PWM output), 16 analog input ports, 4 UART serial ports, a 16MHz crystal oscillator, a USB connector, a battery interface, an ICSP head and a reset button.

The bluetooth Hc08 module that this embodiment adopted follows master-slave integrative bluetooth serial port protocol, and after pairing with bluetooth equipment and being connected successfully, the user just can ignore the inside communication protocol of bluetooth, directly regards the bluetooth as the serial port and uses. After the connection is established, the two devices share one channel for data interaction.

The alarm summary base station receives signals from the separated alarm nodes through an ESP8266, identifies the source of the signals, and then sends the signals to the hand ring end through Bluetooth.

In this embodiment, the alarm summary base station adopts an STA + AP mode of the ESP8266, that is, the ESP8266 is connected to the internet through a router, and the module itself can be used as a hot spot to realize data communication with other ESP8266 modules. The alarm gathering base station sets the IP address and the open port of the alarm gathering base station in the local area network, and the alarm nodes can realize communication in a mode of accessing the IP and transmitting data to the port. As shown in fig. 4, the work flow of the alarm summary base station is as follows: firstly, initializing names and passwords of WIFI connected with a module, then defining a data receiving port, and initializing a baud rate, namely, continuously monitoring data received by the port in circulation; when the ESP8266 module receives data, the data are transmitted to the Arduino Mega through the serial port, the signals are processed and analyzed, and after the signals sent by which alarm node are judged, the signals are sent to the bracelet end through the Bluetooth module of the serial port.

(3) Bracelet end

The bracelet end receives the reminding message through the Bluetooth and reminds the user through OLED display and vibration. In this embodiment, bracelet end includes singlechip, OLED display and vibration module. The singlechip adopts a Seeduino XIAO singlechip, uses a microcontroller with powerful function and low power consumption, namely ATSAMD21G18A-MU, has small size and can be flexibly applied to wearable equipment.

The Seeduino XIAO has 14 general purpose input/output interfaces (GPIOs) and can be used as 11 digital interfaces, 11 analog interfaces, 10 PWM interfaces (D1-D10), 1 DAC output pin D0, 1 SWD pad interface, 1I 2C interface, 1 SPI interface, 1 UART interface, serial communication indicator light (T/R) and flashing indicator light (L).

As shown in fig. 5, the Seeeduino control system is used to the bracelet end, receives the signal through the bluetooth, and the alarm information that corresponds the signal again shows on OLED to remind the wearer through vibrations module.

In a preferred embodiment, each expandable separate alarm node and the alarm summary base station are respectively encapsulated by an encapsulation shell.

In a preferred embodiment, the alarm summary base station is connected to a remote terminal.

In addition, the whole control system adopts a 220V to 9V adapter to supply power; the heating and refrigerating module and the electric control lock are independently powered by a 220V-to-12V switching power supply.

The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.