CN204636327U - Wireless medical call positioning system - Google Patents
Wireless medical call positioning system Download PDFInfo
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- CN204636327U CN204636327U CN201520004158.6U CN201520004158U CN204636327U CN 204636327 U CN204636327 U CN 204636327U CN 201520004158 U CN201520004158 U CN 201520004158U CN 204636327 U CN204636327 U CN 204636327U
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Abstract
This utility model relates to a kind of wireless medical call positioning system, comprising: for the bracelet worn, and accepts the host computer of bracelet wireless signal; Wherein said bracelet comprises: three dimension acceleration sensor, pulse detection sensor, temperature check sensor, multiway analog switch, Circuit tuning module, A/D module, processor module, wireless locating module and the wireless communication module for sending bracelet wireless signal; Described three dimension acceleration sensor, pulse detection sensor are connected with each input of multiway analog switch respectively with the analog output end of temperature check sensor, and the outfan of this multiway analog switch is connected with processor module by Circuit tuning module, A/D module; And wireless locating module is connected with processor module respectively by corresponding serial ports with wireless communication module.
Description
Technical field
This utility model relates to a kind of wireless medical call positioning system.
Background technology
At present, China enters aging, and become increasingly conspicuous at society to the love problem of old people, the phenomenon of Empty nest elderly is on the rise; Especially ill old man is in alone, cannot well be looked after.Need to design a kind of wireless medical call positioning system, to realize the daily daily life can monitoring old man, when old man runs into unexpected, send warning, framing signal in time, enable old man obtain timely treatment.
Utility model content
The purpose of this utility model is to provide a kind of wireless medical call positioning system, achieving to wearer when running into emergency case, facilitating rescue personnel to carry out quick position and implementing relief.
In order to solve the problems of the technologies described above, this utility model provides a kind of wireless medical call positioning system, comprising: for the bracelet worn, and accepts the host computer of bracelet wireless signal; Wherein said bracelet comprises: three dimension acceleration sensor, pulse detection sensor, temperature check sensor, multiway analog switch, Circuit tuning module, A/D module, processor module, wireless locating module and the wireless communication module for sending bracelet wireless signal; Described three dimension acceleration sensor, pulse detection sensor are connected with each input of multiway analog switch respectively with the analog output end of temperature check sensor, and the outfan of this multiway analog switch is connected with processor module by Circuit tuning module, A/D module; And wireless locating module is connected with processor module respectively by corresponding serial ports with wireless communication module.
Preferably, in order to realize multi-data processing, described Circuit tuning module comprises: first, second channel unit, channel selection unit, described channel selection unit comprises: comparator, the in-phase end of this comparator is as the input of Circuit tuning module, end of oppisite phase accesses a reference voltage, the outfan of this comparator respectively with NPN audion, the base stage of PNP triode is connected, the colelctor electrode of described NPN audion, the emitter stage of PNP triode is connected with power end respectively, the emitter stage of described NPN audion, the colelctor electrode of PNP triode respectively with first passage unit, the feeder ear of second channel unit is connected, the in-phase end of described comparator is also connected with the input of first, second channel unit respectively, and first passage unit comprises: for carrying out the bleeder circuit of blood pressure lowering to input signal, the outfan of bleeder circuit is connected with the input of the first voltage follower, second channel unit comprises: the second voltage follower, and the outfan of first, second voltage follower described is connected as the signal output part of Circuit tuning module.
Preferably, in order to send audio alert information when respective conditions appears in wearer, described bracelet also comprises: the audible alarm module be connected with processor module, and this audible alarm module comprises: speech chip, and the speaker driven by this speech chip.
Preferably, in order to record the travel track of wearer, described bracelet also comprises: the memory module be connected with described processor, and this memory module is suitable for the travel track storing wearer.
Preferably, in order to monitoring cell voltage, to prevent low-voltage power supply phenomenon, described bracelet also comprises: power management module, this power management module comprises: battery, the power management chip be connected with this battery, described processor module is connected the voltage status of inquiring about battery with this power management chip.
Preferably, in order to make full use of solar energy, avoid frequently changing battery, power management module also comprises: the surface coverage of described bracelet has solar battery sheet, described battery adopts accumulator, and the charging-discharging controller that described solar battery sheet and is suitable for controlling described accumulator cell charging and discharging is connected, the outfan of this charging-discharging controller is connected with the power input of described power management chip.
The beneficial effects of the utility model: this utility model is achieved judged whether wearer falls by three dimension acceleration sensor, pulse detection sensor, temperature check sensor, and heart rate and temperature check, realize the physiology sign of multi-faceted detection wearer; When wearer meets accident, can position fast, to carry out medical aid.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 shows the theory diagram of described bracelet;
Fig. 2 shows the theory diagram of Circuit tuning module;
Fig. 3 shows the theory diagram of channel selection unit;
Fig. 4 shows the theory diagram of the another kind of Alternate embodiments of described power management module.
In figure: comparator U1A, NPN audion T1, PNP triode T2, the first integrated operational amplifier U1A, the second integrated operational amplifier U1B, the 3rd integrated operational amplifier U1C.
Detailed description of the invention
As shown in Figure 1, a kind of wireless medical call positioning system of the present utility model, comprising: for the bracelet worn, and accepts the host computer of bracelet wireless signal; Wherein said bracelet comprises: three dimension acceleration sensor, pulse detection sensor, temperature check sensor, multiway analog switch, Circuit tuning module, A/D module, processor module, wireless locating module and the wireless communication module for sending bracelet wireless signal; Described three dimension acceleration sensor, pulse detection sensor are connected with each input of multiway analog switch respectively with the analog output end of temperature check sensor, and the outfan of this multiway analog switch is connected with processor module by Circuit tuning module, A/D module; And wireless locating module is connected with processor module respectively by corresponding serial ports with wireless communication module.Wherein, described processor module can adopt flush bonding processor, such as but not limited to S3C2440 flush bonding processor.
Concrete obtain the pose discrimination of wearer and the related algorithm of fall detection at paper document about three dimension acceleration sensor: the Zhao Xiangxin of Zhejiang University has carried out detailed discussion in the Master's thesis " fall monitoring based on three dimension acceleration sensor is studied " to deliver for 2008, repeats no more here.
Concrete, the data that processor module process is collected by three dimension acceleration sensor, obtain the characteristic parameter of body posture change, use and fall down the state that detection algorithm judges patient.As patient falls, send alarm signal by wireless communication module to host computer.
Described wireless communication module can adopt ZigBee module, and gsm module can also be adopted to send alarming short message to presetting mobile phone.Wireless locating module can adopt GPS to locate or GPRS location.
Optionally, utilize the intervalometer in processor S3C2440 to set the corresponding time, judge the state that wearer is current, if wearer is motionless for a long time, then also send corresponding warning information.
As shown in Figures 2 and 3, as a kind of optional embodiment of Circuit tuning, described Circuit tuning module comprises: first, second channel unit, channel selection unit, described channel selection unit comprises: comparator U1A, the in-phase end of this comparator U1A is as the input of Circuit tuning module, end of oppisite phase accesses a reference voltage, the outfan of this comparator respectively with NPN audion T1, the base stage of PNP triode T2 is connected, the colelctor electrode of described NPN audion T1, the emitter stage of PNP triode T2 is connected with power end respectively, the emitter stage of described NPN audion T1, the colelctor electrode of PNP triode T2 respectively with first passage unit, the feeder ear of second channel unit is connected, the in-phase end of described comparator U1A is also connected with the input of first, second channel unit respectively, and first passage unit comprises: for carrying out the bleeder circuit of blood pressure lowering to input signal, the outfan of bleeder circuit is connected with the input of the first voltage follower, second channel unit comprises: the second voltage follower, and the outfan of first, second voltage follower described is connected as the signal output part of Circuit tuning module.Wherein, described bleeder circuit is in series by resistance R2 and resistance R3, one end access input signal ui of resistance R2, the other end of resistance R2 is connected with one end of resistance R3, and as the outfan of described bleeder circuit, and resistance R2 or resistance R3 can adopt adjustable potentiometer (multiturn potentiometer) to regulate its output voltage.
Described comparator and first, second voltage follower adopt the first integrated operational amplifier U1A, the second integrated operational amplifier U1B, the 3rd integrated operational amplifier U1C respectively.
The operation principle of described Circuit tuning module is, compared by reference voltage and input signal ui, such as reference voltage adopts 5V, namely, input signal ui scope is greater than 5V, then reduce magnitude of voltage by first passage unit, namely adjust within 5V scope by bleeder circuit, A/D module is accessed after the first voltage follower, if input signal ui scope is less than 5V, then directly carry out A/D module by the first voltage follower in second channel, therefore, described Circuit tuning module all can be able to be nursed one's health the input signal being greater than or less than reference voltage, improve the versatility of Circuit tuning module.Because the process of divider resistance to signal is linear, therefore, signal processing can not distortion, and improves the stability of signal.
Described bracelet also comprises: audible alarm module, and this audible alarm module comprises: speech chip, and the speaker driven by this speech chip.Described bracelet also comprises: the memory module be connected with described processor, and this memory module is suitable for the travel track storing wearer.Described bracelet also comprises: power management module, and this power management module comprises: battery, the power management chip be connected with this battery, and described processor module is connected the voltage status of inquiring about battery with this power management chip.
Described power management chip can provide interruption in case of need such as but not limited to employing FS1610, FSl610, and gives the alarm to processor.These alarms comprise low-voltage, power channel fault, RTC alarm etc.Can be operated interruption by serial order simultaneously.This utility model by the method for electric power management circuit monitoring cell voltage is, when cell voltage is too low, the battery low-voltage instruction pin of power management chip is dragged down, brownout, by after the state of inquiring about or interrupt obtaining this pin step-down, is informed host computer by wireless communication module by processor module.
Fig. 4 shows the theory diagram of the another kind of Alternate embodiments of described power management module.
Optionally, power management module also comprises: the surface coverage of described bracelet has solar battery sheet, described battery adopts accumulator, and the charging-discharging controller that described solar battery sheet and is suitable for controlling described accumulator cell charging and discharging is connected, the outfan of this charging-discharging controller is connected with the power input of described power management chip.Described charging-discharging controller all has relevant describing in the prior art, such as Authorization Notice No. CN 201674254U intelligent accummulator charge and discharge device.Described accumulator can store electric energy, to meet power demands in evening.
Claims (1)
1. a wireless medical call positioning system, is characterized in that, comprising: for the bracelet worn, and accepts the host computer of bracelet wireless signal; Wherein
Described bracelet comprises: three dimension acceleration sensor, pulse detection sensor, temperature check sensor, multiway analog switch, Circuit tuning module, A/D module, processor module, wireless locating module and the wireless communication module for sending bracelet wireless signal;
Described three dimension acceleration sensor, pulse detection sensor are connected with each input of multiway analog switch respectively with the analog output end of temperature check sensor, and the outfan of this multiway analog switch is connected with processor module by Circuit tuning module, A/D module; And wireless locating module is connected with processor module respectively by corresponding serial ports with wireless communication module;
Described Circuit tuning module comprises: first, second channel unit, channel selection unit;
Described channel selection unit comprises: comparator, the in-phase end of this comparator is as the input of Circuit tuning module, end of oppisite phase accesses a reference voltage, the outfan of this comparator is connected with the base stage of NPN audion, PNP triode respectively, the described colelctor electrode of NPN audion, the emitter stage of PNP triode are connected with power end respectively, and the emitter stage of described NPN audion, the colelctor electrode of PNP triode are connected with the feeder ear of first passage unit, second channel unit respectively;
The in-phase end of described comparator is also connected with the input of first, second channel unit respectively,
First passage unit comprises: for carrying out the bleeder circuit of blood pressure lowering to input signal, the outfan of bleeder circuit is connected with the input of the first voltage follower;
Second channel unit comprises: the second voltage follower,
The outfan of first, second voltage follower described is connected as the signal output part of Circuit tuning module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004158.6U CN204636327U (en) | 2015-01-05 | 2015-01-05 | Wireless medical call positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004158.6U CN204636327U (en) | 2015-01-05 | 2015-01-05 | Wireless medical call positioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204636327U true CN204636327U (en) | 2015-09-16 |
Family
ID=54089115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520004158.6U Expired - Fee Related CN204636327U (en) | 2015-01-05 | 2015-01-05 | Wireless medical call positioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204636327U (en) |
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2015
- 2015-01-05 CN CN201520004158.6U patent/CN204636327U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160105 |