CN204350316U

CN204350316U - A kind of ward wireless calling device

Info

Publication number: CN204350316U
Application number: CN201520097112.3U
Authority: CN
Inventors: 魏刚; 涂华华; 王璠; 张志芳
Original assignee: Shiyan Peoples Hospital
Current assignee: Shiyan Peoples Hospital
Priority date: 2015-02-11
Filing date: 2015-02-11
Publication date: 2015-05-20
Anticipated expiration: 2025-02-11

Abstract

A kind of ward wireless calling device, be made up of main frame and extension set two parts, the communication between main frame and extension set is based on Zigbee wireless communication technology; Main frame comprises single-chip microcomputer, single-chip microcomputer respectively with ZigBee radio receiving transmitting module, power module, clock module, key-press module, voice module, buzzer module, LCD MODULE and LED light model calling; Extension set comprises single-chip microcomputer, single-chip microcomputer respectively with radio receiving transmitting module, power module, key-press module, voice module, buzzer module and LED light model calling.Device volume is little, be easy to carry, function is strong, low in energy consumption and there is certain anti-interference, realize the functions such as the real-time data transmission of one-to-many, calling talkback, call forwarding, sound and light alarm and record medical personnel Deal with Time.

Description

A kind of ward wireless calling device

Technical field

The utility model belongs to medical calling device, especially a kind of ward wireless calling device.

Background technology

Calling device is the common equipment of hospital, is convenient to patient and medical personnel contact in time, improves medical service quality, plays an important role.Traditional sick room calling system adopts wire transmission, and wiring is complicated, mobile dumb, such as wireline call device is generally fixedly mounted near berth, and during as emergency, patient cannot touch fixing call button timely and effectively, medical personnel can not be notified in time, jeopardize patients ' lives.In addition, limitation is very large, and particularly those berths increased on corridor, cannot realize call function at all.In addition, wired system does not have the function of mobile reception call information, for emergency, a lot of patient may be made to lose the good opportunity of rescue not in time because of process.And the hospital sickroom wireless calling system used at present, there is function relatively single, requirement that is multi-functional, freedom of movement can not be met.

Summary of the invention

The utility model provides a kind of ward wireless calling device, in order to effectively ensure that patient obtains the nurse of medical personnel, the information communication between treatment and doctors and patients in time.

In order to solve the problems of the technologies described above, technical solutions of the utility model are: a kind of ward wireless calling device, be made up of, it is characterized in that main frame and extension set two parts: the communication between main frame and extension set is based on Zigbee wireless communication technology; Main frame comprises single-chip microcomputer, single-chip microcomputer respectively with ZigBee radio receiving transmitting module, power module, clock module, key-press module, voice module, buzzer module, LCD MODULE and LED light model calling; Extension set comprises single-chip microcomputer, single-chip microcomputer respectively with radio receiving transmitting module, power module, key-press module, voice module, buzzer module and LED light model calling.

Technique scheme is further limited: the core of the single-chip microcomputer in described main frame and extension set adopts the AT89S52 chip of Atmel company; The core of described ZigBee radio receiving transmitting module adopts the CC2530 chip of TI company; The core of described clock module adopts the DS1302 low-power chip of DALLAS company; The core of described voice module adopts the ISD1420 speech chip of American I SD company; The core of described LCD MODULE adopts LCD1602 display.

Beneficial effect: 1. main frame and extension set are all the energy-saving schemes of low power dissipation design, separation design; ZigBee wireless network has the features such as dynamic group net, fail safe are good, the high and low power consumption of reliability, can add terminal node at any time; 2. main process equipment volume is little, function is strong, low in energy consumption and there is certain anti-interference, wear with it medical personnel, realize the functions such as the real-time data transmission of one-to-many, calling talkback, call forwarding, sound and light alarm and record medical personnel Deal with Time; 3. extension set is worn at patient, and patient can send an SOS, and extension set and main frame are data communication between points; The address of extension set is different, and the mutual interference of extension set and string code phenomenon can not occur; When extension set is changed to other berth, or need the quantity increasing extension set, only need to dial on extension set, set corresponding address code, main frame is without the need to making any change; The extension set newly added has self-inspection, certainly adds the function of wireless network, installs simple and fast; 4. this apparatus structure is simple, volume is little, powerful, features such as circuit is simple, low-power consumption, portable, and achieve the liberalization of activity space.

Accompanying drawing explanation

Fig. 1 is main frame schematic diagram in the utility model.

Fig. 2 is extension set schematic diagram in the utility model.

Embodiment

As depicted in figs. 1 and 2, a kind of ward wireless calling device, comprises main frame and extension set, and the communication between main frame and extension set is based on Zigbee wireless communication technology; Main frame comprises single-chip microcomputer 1, single-chip microcomputer 1 is connected as one with ZigBee radio receiving transmitting module 2, power module 3, clock module 4, key-press module 5, voice module 6, buzzer module 7, LCD MODULE 8 and LED light module 9 respectively by circuit board, and is fixed in host shell; Extension set comprises single-chip microcomputer 10, and single-chip microcomputer 10 is connected as one with radio receiving transmitting module 11, power module 12, key-press module 13, voice module 14, buzzer module 15 and LED light module 16 respectively by circuit board, and is fixed in point engine housing; Described power module provides power supply for other module.

Single-chip microcomputer: AT89S52 single-chip microcomputer is a kind of CMOS8 8-digit microcontroller of Low Power High Performance, and built-in 8KB can online programming flash memory.

Power module: power acquisition DC power supply 5V powers.Power unit circuit is typical 7805 application circuits, has short-circuit protection function.Input voltage is through bridge path rectification, and capacitor filtering, sends into 7805 inputs, finally exports 5V direct current, for single-chip microcomputer and measuring circuit.

LCD MODULE: adopt LCD1602 LCDs.LCD1602 works in+5V voltage, ultra-thin light and handy, low in energy consumption, portable.

ZigBee radio receiving transmitting module: adopt chip CC2530, power supply required voltage is 3.3V.

Clock module: the low-power consumption real-time timepiece chip DS1302 adopting DALLAS company to produce, has clock and calendar function, adopts serial data transmission, can be power down protection power supply and provide programmable charge function.If power down, chip automatically switches to reserve battery and powers, and clock chip can normally work.

Voice module: the ISD1420 speech chip adopting the exploitation of American I SD company, it is high-fidelity, is not afraid of the monolithic solid state speech IC of power-off, recording playback integration.There is automatic power save pattern, high anti-interfering performance.The basic function needed for high-quality voice recording playback such as clock oscillator, 128K byte EEPROM, low noise preamplifier, automatic gain control circuit, smoothing filter, analogue repeater is provided with in sheet.

Key-press module in main frame: three buttons.Key is replied in upper and lower page turning key (checking call record) and calling.

Buzzer in main frame and LED light module: sound and light alarm is carried out in the two combination.If main frame receives alarm signal, the buzzer of main frame is sounded a buzzer, main frame LED light flash red light.LED light is three look warning lamps, respectively the state of indication warning, normally work and hardware failure, i.e. alarm lamp (red), work light (green) and trouble light (Huang).

Key-press module in extension set: yell for help key and voice key.

Buzzer in extension set and LED light module: when pressing the help key of extension set, LED can be automatically glittering, the sound that buzzer sends " beep ", and prompting patient sends call signal.

Main frame and extension set are all the energy-saving schemes of low power dissipation design, separation design, can realize following functions:

1. calling talkback: comprise ordinary call, urgent call, broadcast & call;

2. call forwarding: medical personnel in ward or corridor, can answer the calling in other wards;

3. recorded information: the Deal with Time of metered call bed label, patient calling time and medical personnel;

4. sound, the light warning function of calling.

Utility model works principle: the 1. interactive mode of main frame and extension set is: main frame is carried with by medical personnel, the call information sended over by radio receiving transmitting module reception extension set, comprises ward, sick bed and the number of calls.When patient presses the help key of extension set, communication function is opened, and to main frame calling, when main process equipment receives call extension signal, sound and light of alarm opened by main frame, and prompting " calling of XXX berth ", LCDs shows this berth number.Also according to the voice signal of patient, the information of patients ' demand can be learned.

2. main frame needs to process the help information that multiple extension set sends, and after main frame receives extension set signal, extracts its ID, then searches at storage information bank.If find this No. ID, the information of confirming as is the call request from this device, then starts audio alert and display screen display call information, and to extension set feedback answer signal.After extension set receives answer signal, confirm as the i.e. access success that successfully connects, if extension set does not receive main frame feedback signal within the regular hour, then extension set sends call request signal again, guarantees the reliability of call connection.

Claims

1. a ward wireless calling device, is made up of main frame and extension set two parts, it is characterized in that: the communication between main frame and extension set is based on Zigbee wireless communication technology; Main frame comprises single-chip microcomputer, single-chip microcomputer respectively with ZigBee radio receiving transmitting module, power module, clock module, key-press module, voice module, buzzer module, LCD MODULE and LED light model calling; Extension set comprises single-chip microcomputer, single-chip microcomputer respectively with radio receiving transmitting module, power module, key-press module, voice module, buzzer module and LED light model calling.

2. a kind of ward wireless calling device according to claim 1, is characterized in that: the core of the single-chip microcomputer in described main frame and extension set adopts the AT89S52 chip of Atmel company; The core of described ZigBee radio receiving transmitting module adopts the CC2530 chip of TI company; The core of described clock module adopts the DS1302 low-power chip of DALLAS company; The core of described voice module adopts the ISD1420 speech chip of American I SD company; The core of described LCD MODULE adopts LCD1602 display.