CN203563787U

CN203563787U - Intelligent crutch

Info

Publication number: CN203563787U
Application number: CN201320792084.8U
Authority: CN
Inventors: 王佳楠; 任陕海; 乔永娜
Original assignee: Northeast Petroleum University
Current assignee: Northeast Petroleum University
Priority date: 2013-12-04
Filing date: 2013-12-04
Publication date: 2014-04-30
Anticipated expiration: 2023-12-04

Abstract

The utility model relates to an intelligent crutch and mainly aims to provide an auxiliary appliance which is convenient for old people to use. The intelligent crutch is characterized by being formed by sequentially connecting a bottom-end supporting seat, a lower-end supporting rod, a battery-storing barrel, a central control-unit storing barrel, a bluetooth-module storing barrel and a crutch handle from bottom to top through threads; a storage-battery power-supplying module, a triaxial acceleration sensor and a single-chip microcomputer are placed in the central control-unit storing barrel, and the digital-signal output end of the triaxial acceleration sensor is connected to the digital-signal input end of the single-chip microcomputer; the power-supply output end of the storage-battery power-supplying module is connected to the working power-supply input end of the single-chip microcomputer; a bluetooth module is placed in the bluetooth-module storing barrel, and the RXD (Receive Data) end and the TXD (Transmit Data) end of the single-chip microcomputer are respectively connected with the TXD end and the RXD end of the bluetooth module through wiring terminals. Through the combined use of the crutch and a mobile phone installed with an Android system, the walking state of the old people can be monitored in real time, and reminding information can be sent out to the family members of the old people in time through the mobile phone after the old people fall down.

Description

A kind of Intelligent crutch

Technical field

The utility model relates to the appurtenance that a kind of the elderly of being convenient to uses.

Background technology

As everyone knows, the elderly's safety enjoys everybody to pay close attention to, and wherein Falls in Old People is matter of utmost importance.Falling is the 4th dead reason of China's injury, is the first in the elderly of over-65s.The Falls in Old People death rate sharply rises with the increase at age.Fall and the elderly's death, also cause a large amount of deformity except causing, and affect the elderly's physical and mental health.In order to prevent old man from going out in unsafe condition, household does not know, many families have bought mobile phone for old man, to facilitate understanding old man's situation.But this method effect is also not obvious, and first, the elderly does not generally have often to use the custom of mobile phone, even if be contained in pocket, generally can not use yet; Secondly, the trip situation of using mobile phone to understand old man can only be passive inquiry, cannot accomplish initiatively to household, to give the alarm when danger appears in old man.Except mobile phone, the apparatus that old man carries is exactly crutch, and still, existing crutch only has again the function of support, and can not provide other safeguard measures for old man.So, if consider that the support walking function that crutch is had combines with the auto-alarm function that walking runs into after obstacle, will make crutch have a kind of the elderly's of being of value to new purposes.

Summary of the invention

In order to solve the technical problem of mentioning in background technology, the utility model provides a kind of Intelligent crutch, this kind of Intelligent crutch is combined with walking state that can Real-Time Monitoring the elderly with the mobile phone that Android system is installed, can after Falls in Old People, by mobile phone, send prompting message in time to its household.

The technical solution of the utility model is: this kind of Intelligent crutch, comprise crutch handle, its unique distinction is: described Intelligent crutch is threaded connection and forms successively from the bottom to top by bottom supporting seat, lower end support bar, battery storage cylinder, central control unit cartridge, bluetooth module cartridge and crutch handle.Wherein, the bottom surface of bottom supporting seat has embedded groove, by described embedded groove, inserts anti-skid wearable ring, and the upper surface of anti-skid wearable ring is fixed with the plate matching with embedded groove, the fixing some anti-skidding micelles in lower surface of anti-skid wearable ring; Battery storage cylinder hollow, has positive and negative electrode lead plate, is equipped with four joint 1.5V dry cells between described positive and negative electrode lead plate.Central control unit cartridge is built-in with the storage battery power supply module, MPU6050 type 3-axis acceleration sensor and the STC89C52 single-chip microcomputer that adopt LT1300 type DC-DC converter, described 3-axis acceleration sensor is fixed on the central authorities with externally threaded fixed head, and fixed head is threaded connection and is fixed in central control unit cartridge; The digital signal output end of described 3-axis acceleration sensor is connected to the digital signal input end of STC89C52 single-chip microcomputer; The power output end of described storage battery power supply module is connected to the working power input of STC89C52 single-chip microcomputer, between the power input of described storage battery power supply module and the positive and negative electrode lead plate of battery storage cylinder, by inserting terminal, is connected.Bluetooth module cartridge is built-in with ATK-HC05 type bluetooth module, and the RXD end of described STC89C52 single-chip microcomputer is connected with RXD end with the TXD end of ATK-HC05 type bluetooth module by binding post respectively with TXD end; In crutch handle, be fixed with Anti-slip cover, on Anti-slip cover, be distributed with some massage micelles.

The utlity model has following beneficial effect: the 3-axis acceleration sensor in being arranged on crutch can detect the now residing state of crutch automatically, and detected data under the control of built-in single-chip microcomputer, by wireless blue tooth module, upload in the mobile phone that Android system is installed that old man holds, by mobile phone, the data of 3-axis acceleration sensor collection are detected and judge whether old man is good and sound outside.If abnormal, the elderly geographical position is now sent to by SIM note in the household's mobile phone pre-setting, household can find the now residing position of old man by being linked on Google Maps of transmission, in the very first time, is on the scene, and avoids occurring the accident of the injured unmanned treatment of old man.Meanwhile, also can arrange and send note or called from trend the elderly's household by mobile phone, tell the situation that household occurs, avoid household to worry.

Accompanying drawing explanation:

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation after 3-axis acceleration sensor described in the utility model is fixed on fixed head.

Fig. 3 is the bottom surface schematic cross-section of bottom described in the utility model supporting seat.

Fig. 4 is the structural representation of anti-skid wearable ring described in the utility model.

Fig. 5 is electric control system composition frame chart of the present utility model.

When Fig. 6 is the utility model specific implementation, the wiring diagram of bluetooth module and single-chip microcomputer.

When Fig. 7 is the utility model specific implementation, the circuit diagram of storage battery power supply module.

When Fig. 8 is the utility model specific implementation, the wiring diagram of 3-axis acceleration sensor.In figure, U2 is MPU6050 type 3-axis acceleration sensor.

1-anti-skid wearable ring in figure, 2-bottom supporting seat, 3-lower end support bar, 4-battery storage cylinder, 5-central control unit cartridge, 6-bluetooth module cartridge, 7-organic glass shield, 8-crutch handle, 9-Anti-slip cover, 10-massages micelle, 11-embedded groove, 12-plate, the anti-skidding micelle of 13-, 14-3-axis acceleration sensor, 15-fixed head.

The specific embodiment:

Below in conjunction with accompanying drawing, the utility model is described in further detail:

As shown in Figure 1, this kind of Intelligent crutch, comprise crutch handle 8, described Intelligent crutch is threaded connection and forms successively from the bottom to top by bottom supporting seat 2, lower end support bar 3, battery storage cylinder 4, central control unit cartridge 5, bluetooth module cartridge 6 and crutch handle 8.

Wherein, as shown in Figure 3, the bottom surface of bottom supporting seat 2 has embedded groove 11, by described embedded groove, insert anti-skid wearable ring 1, as shown in Figure 4, the upper surface of anti-skid wearable ring 1 is fixed with the plate 12 matching with embedded groove 11, the fixing some anti-skidding micelles 13 in lower surface of anti-skid wearable ring 1.

Battery storage cylinder 4 hollows, have positive and negative electrode lead plate, are equipped with four joint 1.5V dry cells between described positive and negative electrode lead plate.

As shown in Figure 5, central control unit cartridge is built-in with the storage battery power supply module, MPU6050 type 3-axis acceleration sensor 14 and the STC89C52 single-chip microcomputer that adopt LT1300 type DC-DC converter.As shown in Figure 2, described 3-axis acceleration sensor is fixed on the central authorities with externally threaded fixed head 15, and fixed head 15 is threaded connection and is fixed in central control unit cartridge 5; The digital signal output end of described 3-axis acceleration sensor is connected to the digital signal input end of STC89C52 single-chip microcomputer; The power output end of described storage battery power supply module is connected to the working power input of STC89C52 single-chip microcomputer, between the power input of described storage battery power supply module and the positive and negative electrode lead plate of battery storage cylinder 4, by inserting terminal, is connected.

Bluetooth module cartridge 6 is built-in with ATK-HC05 type bluetooth module, and the RXD end of described STC89C52 single-chip microcomputer is connected with RXD end with the TXD end of ATK-HC05 type bluetooth module by binding post respectively with TXD end; In bluetooth module cartridge 6, have signal send window, on described signal send window, fix organic glass shield 7.

In addition, for the ease of old man, hold and set up a kind of massage functions, in crutch handle 8, be fixed with Anti-slip cover 9, on Anti-slip cover 9, be distributed with some massage micelles 10.

When Fig. 6 is the utility model specific implementation, the wiring diagram of bluetooth module and single-chip microcomputer.ATK-HC05-V11 is a high performance principal and subordinate's one bluetooth serial ports module, can be with intelligent terminal pairings such as various computers with Bluetooth function, bluetooth host, mobile phone, PDA, PSP.Module is connected minimum needs 4 with line: VCC, GND, TXD, RXD with single-chip microcomputer, VCC and GND are used for to module for power supply, and module TXD and RXD are connected RXD and the TXD of single-chip microcomputer.

When Fig. 7 is the utility model specific implementation, the circuit diagram of storage battery power supply module.This circuit adopts four joint 1.5V dry cells.Because system standard supply voltage is 5V, design a voltage conversion circuit, as shown in Figure 5.Utilizing micro-power consumption, high efficiency dc-to-dc converter LT1300, is 5V by 3V voltage transitions.LT1300 adopts 8 pin SOIC encapsulation, and pin 1 is signal ground (GND), and pin 2 is selected (SEL) for output, and pin 4 (SENSE) is output.Pin 5 is current limliting, and when this pin ground connection, its maximum switching current is 400mA, can meet system requirements.

When Fig. 8 is the utility model specific implementation, the wiring diagram of 3-axis acceleration sensor.In figure, U2 is MPU6050 type 3-axis acceleration sensor.MPU-60X0 has used respectively the ADC of three 16 to gyroscope and accelerometer, the analog quantity of its measurement is converted into exportable digital quantity.For accurate tracking motion fast and at a slow speed, the measurement category of sensor is all that user is controlled, and gyroscope can survey scope be ± 250, ± 500, ± 1000, ± 2000 °s/sec (dps), accelerometer can survey scope be ± 2, ± 4, ± 8, and ± 16g.The FIFO of 1024 bytes on a sheet, the communication that contributes to reduce between system power dissipation and all devices register adopts the I2C interface of 400kHz or the SPI interface of 1MHz (SPI only MPU-6000 can use).For the application that needs high-speed transfer, to the SPI that reads and interrupt available 20MHz of register.In addition, the oscillator of an also embedded temperature sensor and only have under working environment ± 1% variation on sheet.

Claims

1. an Intelligent crutch, comprise crutch handle (8), it is characterized in that: described Intelligent crutch is threaded connection and forms successively from the bottom to top by bottom supporting seat (2), lower end support bar (3), battery storage cylinder (4), central control unit cartridge (5), bluetooth module cartridge (6) and crutch handle (8);

Wherein, the bottom surface of bottom supporting seat (2) has embedded groove (11), by described embedded groove, insert anti-skid wearable ring (1), the upper surface of anti-skid wearable ring (1) is fixed with the plate (12) matching with embedded groove (11), the fixing some anti-skidding micelles (13) in lower surface of anti-skid wearable ring (1);

Battery storage cylinder (4) hollow, has positive and negative electrode lead plate, is equipped with four joint 1.5V dry cells between described positive and negative electrode lead plate;

Central control unit cartridge (5) is built-in with the storage battery power supply module, MPU6050 type 3-axis acceleration sensor (14) and the STC89C52 single-chip microcomputer that adopt LT1300 type DC-DC converter, described 3-axis acceleration sensor is fixed on the central authorities with externally threaded fixed head (15), and fixed head (15) is threaded connection and is fixed in central control unit cartridge (5); The digital signal output end of described 3-axis acceleration sensor is connected to the digital signal input end of STC89C52 single-chip microcomputer; The power output end of described storage battery power supply module is connected to the working power input of STC89C52 single-chip microcomputer, between the power input of described storage battery power supply module and the positive and negative electrode lead plate of battery storage cylinder (4), by inserting terminal, is connected;

Bluetooth module cartridge (6) is built-in with ATK-HC05 type bluetooth module, and the RXD end of described STC89C52 single-chip microcomputer is connected with RXD end with the TXD end of ATK-HC05 type bluetooth module by binding post respectively with TXD end; Bluetooth module cartridge has signal send window on (6), fixes organic glass shield (7) on described signal send window;

In crutch handle (8), be fixed with Anti-slip cover (9), on Anti-slip cover (9), be distributed with some massage micelles (10).