CN212302229U

CN212302229U - High-precision multifunctional tumble alarm watch

Info

Publication number: CN212302229U
Application number: CN202021016026.2U
Authority: CN
Inventors: 陆世尧; 陈卓; 于子龙
Original assignee: Nanjing City Vocational College (nanjing Radio And Television University)
Current assignee: Nanjing City Vocational College (nanjing Radio And Television University)
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-01-05
Anticipated expiration: 2030-06-05

Abstract

A high-precision multifunctional falling alarm watch comprises a display, wherein watchbands are arranged on two sides of the display, the display comprises a shell, a display screen is arranged above the shell, a microcontroller, a buzzer, a GPS module, an NB-IoT module and a lithium battery are arranged in the shell, the microcontroller of the utility model receives the numerical values of the nine-axis attitude sensor and the air pressure sensor and sends out a buzzing sound when judging that the wearer falls down, the heart rate variation range is monitored through the heart rate sensor in the period of time, whether behavior is static or not is judged, the falling risk degree is measured, whether longitude and latitude data acquired by GPS positioning are sent to the customer service terminal through the narrow-band Internet of things or not is judged, the customer service staff inform family members and seek help of nursing staff nearby a wearer, the protection function of the old people is further enhanced, and the situation that the old people fall and are not known is reduced to the greatest extent.

Description

High-precision multifunctional tumble alarm watch

Technical Field

The utility model relates to a wrist-watch technical field, concretely relates to multi-functional warning wrist-watch of tumbleing of high accuracy.

Background

According to the survey of the national statistical bureau, 24949 million people in 60 years old and over account for 17.9 percent of the total population at the end of 2018, 16658 million people in 65 years old and over account for 11.9 percent of the total population, which indicates that the old people have a considerable proportion in the age structure of the population. In addition, the old people are the crowds with high incidence of injuries and diseases, about 30% of the old people over 65 years old fall down every year, the incidence rate of falling down increases with the increase of the age, the annual incidence rate of falling down of the old people over 80 years old can reach 50%, and falling down is the first cause of death of the old people over 65 years old in China. It can be seen that how to implement medical monitoring for the elderly is a problem to be solved urgently. The old people can not seek medical advice in time when falling down, which is a very dangerous situation. Most of the existing falling bracelets in the market at present adopt a three-axis or six-axis attitude sensor, whether a wearer falls or not is judged only through acceleration and angular velocity, and the dependence degree of an algorithm is high, so that false alarm or false alarm occurs frequently; in addition, when a data packet is sent in the falling condition, the traditional GSM communication mode is mostly adopted, the network is started in real time, the network flow loss is high, the power consumption loss is large, and the communication cost is high and the cruising ability is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a multi-functional warning wrist-watch of tumbleing of high accuracy to solve the actual problem who mentions in the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-functional warning wrist-watch of tumbleing of high accuracy, includes the display, the both sides of display are equipped with the watchband, the display includes the casing, the casing top is equipped with the display screen, be equipped with microcontroller, bee calling organ, GPS module, NB-IoT module and lithium cell in the casing, microcontroller respectively with the display screen bee calling organ, GPS module NB-IoT module with the lithium cell electricity is connected, NB-IoT module includes SIM draw-in groove, high accuracy baroceptor, heart rate sensor, temperature and humidity sensor, infrared temperature sensor and nine attitude sensor.

Further, the display screen is an OLED screen.

Furthermore, the nine-axis attitude sensor comprises a three-axis accelerometer, a three-axis gyroscope and a three-axis magnetometer.

Furthermore, a charging port electrically connected with the lithium battery is arranged on the side wall of the shell.

Furthermore, a control switch button electrically connected with the infrared temperature sensor is arranged on the side wall of the shell.

(III) compared with the prior art, has the following beneficial effects

The utility model discloses the wrist-watch will be to this action of old man "fall" and differentiate, and general warning wrist-watch of tumbleing falls to the old man and judges only to adopt triaxial or six attitude sensor, only judges whether the person of wearing tumbles through acceleration and angular velocity, and the degree of dependence of algorithm is high, leads to often reporting wrong report or missing report the emergence, the utility model discloses a nine attitude sensor and air pressure sensor, set for through corresponding threshold value, judge jointly whether tumbles. The utility model discloses a microcontroller receives nine attitude sensor and baroceptor's numerical value and judges that the person of wearing appears when "falling" this action, send the buzzing, whether the action is static through rhythm of the heart sensor monitoring rhythm of the heart variation range and whether appear in this period, measure the danger degree of falling, contain the false fall, slightly fall, seriously fall, whether decide again and send the longitude and latitude data that the GPS location was obtained for customer service terminal through the narrowband thing networking, inform family members and seek the nursing staff's that the person of wearing is close rescue by customer service staff, further strengthen the protect function to the old man, the condition that the at utmost reduces the old man and tumbles unmanned and knows appears.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the internal module of the present invention;

fig. 4 is a schematic diagram of network communication according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: in order to realize the above purpose, the utility model discloses a tumble alarm watch includes: the display comprises a shell, an OLED touch display screen connected with the shell, a lithium battery base and a USB charging interface, wherein the lithium battery base and the USB charging interface provide power for the display, and the USB interface provides a charging mode for a battery module; the casing forms hollow storage space with OLED touch display to hold microcontroller, bee calling organ, GPS module (global positioning system), NB-IoT module based on narrowband internet of things, NB-IoT module contains the SIM draw-in groove, high accuracy baroceptor, heart rate sensor, temperature and humidity sensor, infrared temperature sensor and nine shaft attitude sensor, nine shaft attitude sensor includes triaxial accelerometer, triaxial gyroscope, triaxial magnetometer. A touch display screen is embedded at the upper end of the display and is used for displaying time and residual electric quantity and providing an interactive interface; the base lithium battery is connected with the microcontroller in series through a lead and used for providing a power supply; the touch display screen is electrically connected with the microcontroller in a bidirectional way through a data line; the signal output end of the nine-axis attitude sensor is electrically connected with the signal input end of the microcontroller through a signal wire and is used for providing acceleration and angular velocity data signals for the microcontroller to analyze and judge actions; the signal output end of the high-precision air pressure sensor is electrically connected with the signal input end of the microcontroller through a signal wire and is used for providing air pressure difference data signals before and after the microcontroller acts to analyze and judge the action amplitude; the signal output end of the heart rate sensor is electrically connected with the signal input end of the microcontroller through a signal wire and is used for monitoring the heart rate change data signal of a carrier in real time; the signal output end of the temperature and humidity sensor is electrically connected with the signal input end of the microcontroller through a signal wire and is used for monitoring the body temperature condition of the old and the environmental humidity data signal, the infrared temperature sensor is connected with the microcontroller through a serial port wire, and the meter side button is used for controlling the switch and providing a measured value corresponding to the target detection temperature; the NB-IoT module is connected with the microcontroller through a serial port line and used for sending a data packet to a customer service end through a narrowband Internet of things; the electric control end of the buzzer is electrically connected with the control output end of the microcontroller through a serial port line and used for sending out a buzzing sound to call for help to surrounding people during alarming.

Not enough to prior art exists, the utility model discloses a display screen adopts the OLED screen, and the OLED screen is comparatively different with traditional LED, LCD screen, and the screen liquid structure of OLED can guarantee the antidetonation nature that the screen used, increases the durability and luminous efficiency is higher, low temperature resistance is high, the energy consumption loss is low, ecological environmental protection. The traditional GSM communication mode is abandoned in the aspect of communication modules, and NB-IoT modules based on narrowband Internet of things technology are adopted. In contrast, the long connection mode of GSM requires real-time network connection, and the NB-IoT module has a PSM mode, and the frequency of switching the network is low, and the network is switched on once every few days, and the network is switched on and monitored in real time when the watch is in an alarm state and then switched to the DRX mode. The utility model discloses can solve the lasting problem of endurance of market present, flow loss still less relatively speaking.

When a wearer is in a non-falling state, the microcontroller sends an instruction to enable the NB-IoT module to be in a default PSM mode, the numerical values of an accelerometer and a gyroscope in the nine-axis attitude sensor and the air pressure value of the high-precision air pressure sensor are obtained in real time, the three-axis acceleration and the three-axis angular velocity obtained in the nine-axis attitude sensor are used for solving a synthetic acceleration and a synthetic angular velocity by a falling detection algorithm, the three axes of the three-axis acceleration and the three-axis angular velocity are respectively an X axis, a Y axis and a Z axis, namely the right front direction, the side direction and the vertical direction, and a construction model of the synthetic acceleration and the synthetic angular velocity is based on an SVM falling algorithm

And then calculating the air pressure difference between the current moment and the previous moment detected by the high-precision air pressure sensor, and measuring the amplitude of the action. When the three exceed the rated threshold value at the same time, the wearer is judged to be in a falling state. The method can avoid the occurrence of false reports or false reports to a great extent.

Meanwhile, the falling behavior still has the condition of 'false falling' or slight falling, and the falling behavior is characterized in that the falling behavior can stand by itself without influencing the body after swinging arms and the like or slightly falling. This is one of the important reasons for the low accuracy of most fall detection devices on the market. Not enough to prior art exists, the utility model discloses the action characteristic when the extraction was seriously tumbled, the sudden high of rhythm of the heart in the back end period of tumbleing with the action in the end period static etc. prescribe a limit to the alarm condition. The concrete embodiment is as follows:

the microcontroller acquires and counts the heart rate change monitored by the heart rate sensor, the high-precision air pressure sensor and the action data of the nine-axis attitude sensor in real time within 10s from the time of judging that the user falls and buzzes, if the heart rate is stable and the user obviously starts to move upwards, the user automatically cancels the falling mode and stops buzzing, and if the user does not fall, the user enters a 'serious falling' state.

When a wearer falls down seriously, the microcontroller sends an instruction to switch the NB-IoT module into a DRX mode, GPS data is transmitted to an operator platform through an NB-IoT operator base station after network connection is opened, a customer service terminal obtains and analyzes related data through the operator platform, customer service staff inform family members and seek help of nursing staff nearby the wearer, a watch enters an alarm state, GPS positioning information is sent to the customer service terminal in real time, whether the position of the old person changes or not is monitored, and the family members of the wearer can check the position of the old person through a client. After the danger is relieved, the alarm state can be quitted according to the screen indication, the buzzer is turned off, and the NB-IoT module is switched to be in the default PSM mode.

Further, the utility model discloses a temperature and humidity sensor provides the body temperature detection service to the old man and to the statistics of the condition of perspiring. The method is specifically characterized in that the old can check the body temperature data of the old in real time, when the body temperature monitored by the microcontroller exceeds 38 degrees, the microcontroller sends an instruction to the display screen to light the heating icon and record the time, and when the duration time of the heating symptom exceeds a rated duration time, the microcontroller sends an instruction to the buzzer to prompt vibration; the humidity detection can count the daily sweating times and the duration of the old, and the microcontroller sends the statistics to the customer service terminal according to the real-time numerical value of the hygrometer to gather the statistics into health data, so that the body state of the old is reflected more objectively.

Further, when the old is in an abnormal state, the microcontroller acquires GPS positioning, the abnormal state comprises the conditions of heating or being in a high-humidity environment for a long time, the microcontroller sends an instruction to the NB-IoT module and enables the NB-IoT module to be switched into a DRX mode, positioning information is uploaded in real time after network connection is opened, an activity track is formed on a handheld terminal map, and the instruction is sent to the NB-IoT module and enables the NB-IoT module to be switched into a PSM mode after the normal state is recovered.

Further, can carry out the function extension to the daily body temperature measurement, the utility model discloses still provide the sound wheat in order to realize infrared temperature measurement voice broadcast function. The temperature of the target can be measured by pressing a control button arranged on the side surface of the watch body. The microcontroller acquires the measured value of the infrared temperature sensor through the serial port, performs corresponding compensation correction on the measured value through an algorithm, displays the measured value on the OLED touch display screen, broadcasts the temperature through audio, and can be applied to danger prevention in special periods.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a multi-functional warning wrist-watch of tumbleing of high accuracy, includes the display, the both sides of display are equipped with watchband, its characterized in that: the display comprises a shell, a display screen is arranged above the shell, a microcontroller, a buzzer, a GPS module, an NB-IoT module and a lithium battery are arranged in the shell, the microcontroller is respectively electrically connected with the display screen, the buzzer, the GPS module, the NB-IoT module and the lithium battery, and the NB-IoT module comprises an SIM card slot, a high-precision air pressure sensor, a heart rate sensor, a temperature and humidity sensor, an infrared temperature sensor and a nine-axis attitude sensor.

2. A high-precision multifunctional fall alarm watch according to claim 1, characterized in that: the display screen is an OLED screen.

3. A high-precision multifunctional fall alarm watch according to claim 1, characterized in that: the nine-axis attitude sensor comprises a three-axis accelerometer, a three-axis gyroscope and a three-axis magnetometer.

4. A high-precision multifunctional fall alarm watch according to claim 1, characterized in that: and a charging port electrically connected with the lithium battery is arranged on the side wall of the shell.

5. A high-precision multifunctional fall alarm watch according to claim 1, characterized in that: and a control switch button electrically connected with the infrared temperature sensor is arranged on the side wall of the shell.