People's autoalarm of falling
Technical field
The utility model relates to a kind of alarm, particularly a kind of people with automatic transmission note and dial feature autoalarm of falling.
Background technology
In the daily life, fall, need send an SOS,, cause emergency under the situation of falling even going into a coma etc. as the elderly happen suddenly coronary heart disease, cerebral infarction, cerebral hemorrhage or other reasons when people meet accident; And alarm is in time to call to remove a kind of effective instrument of succouring before other people, and this instrument is in the society that current rhythm of life is accelerated, and it is important to seem further.
At present common alarm is comprehensive inadequately at the detection signal of falling, and judges whether the user needs warning also not accurate enough.As China Patent No. is 200320100468.5,200620075599.6,200620003000.8 technical scheme, adopts tilt signals to trigger and reports to the police, and can not detect falling of vertical direction, as sitting cross-legged in meditation by wall etc.Wherein the patent No. is 200620070055.6 technical scheme, be whether to eliminate according to the tilt signals that the people sends when inclination is fallen to judge whether to send alerting signal, can't to people's position recover normal after, but unconsciousness, the situation that still needs to report to the police sends alerting signal; The patent No. is 200620003000.8 technical scheme, be to judge according to the motion sensor of people after falling down to the ground whether the user loses Motor ability and report to the police, though can't under the unconsciousness state action be arranged to the people, the situation that still needs to report to the police sends alerting signal.China Patent No. is 200410060348.6 technical scheme, adopts mobile phone to be subjected to collision alarm to start dialing alarm, can not eliminate the false alarm signal.
Summary of the invention
The purpose of this utility model provides a kind of people autoalarm of falling.It can human body tilt, the bump signal of falling signal and sending when falling of vertical direction, can send note automatically, dialing is automatically eliminated the false alarm signal in can also be at the appointed time, has the warning advantage of high accuracy.
The purpose of this utility model is achieved in that
The input end of single-chip microcomputer is connected with button, the warning button that three-axis acceleration sensor, cancellation are reported to the police respectively, audible-visual annunciator is connected with the output terminal of single-chip microcomputer, communication module is connected with the bidirectional interface of single-chip microcomputer, and the button that cancellation is reported to the police is connected with audible-visual annunciator.
The P of single-chip microcomputer
1.0P
1.1P
1.2The sleep battery saving mode control pin, the acceleration range that connect three-axis acceleration sensor respectively select 1 pin, acceleration range to select 2 pins, the A/D of single-chip microcomputer
0, A/D
1, A/D
2Pin connects X, the Y of three-axis acceleration sensor, the output pin of Z respectively.
Communication module adopts GSM or other to have the module that sends note and number dialing telephone call function.
Single-chip microcomputer can be microprocessor MCU or Programmable Logic Controller PLC or digital signal processor DSP.
The utility model adopts the input end of single-chip microcomputer to be connected with three-axis acceleration sensor, the people is passed to single-chip microcomputer at the acceleration of X, Y, Z-direction as trigger pip when falling, any one signal surpasses warning in tilt signals all around that the people falls, downward acceleration signal, bump signal, will start that single-chip microcomputer is delayed time and sound light alarming circuit is reported to the police.Therefore the fall signal and the bump signal when falling of the inclination that the utility model can human body, vertical direction, and in time report to the police.
The input end of single-chip microcomputer also is connected with button, the warning button that cancellation is reported to the police, eliminate in the time that alerting signal is being set, the people that expression is fallen down has not big harm, and presses cancellation warning button clear-headedly, single-chip microcomputer promptly stops the transmission work to the emergency note, and sound light alarming circuit also quits work; Otherwise, the expression this person needs relief, single-chip microcomputer with the user that prestores for information about, emergency note as contents such as name, residence, age, blood group, medical history, drug allergy histories sends to preassigned relatives, rescue center etc. by communication module, automatically dial the phone number of above-mentioned reception object after the time-delay fixed time, make the take over party can in time obtain alerting signal and monitoring scene, call, instruct.Certainly the person for help also can independently report to the police by the warning button, can reach above-mentioned effect equally.Therefore the utility model has the warning advantage of high accuracy.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.For the person of ordinary skill in the field, to the detailed description of the present utility model, feature and advantage of the present utility model will be apparent.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is acceleration transducer and single-chip microcomputer connection diagram.
Embodiment
Referring to Fig. 1 and Fig. 2, button, warning button that alarm is reported to the police by three-axis acceleration sensor, single-chip microcomputer, audible-visual annunciator, communication module, cancellation are formed.Can adopt the shell encapsulation, use powered battery, alarm should vertically be placed.Single-chip microcomputer is microprocessor MCU or Programmable Logic Controller PLC or digital signal processor DSP, and communication module adopts GSM or other to have the module that sends note and number dialing telephone call function.The input end of single-chip microcomputer is connected with button, the warning button that three-axis acceleration sensor, cancellation are reported to the police respectively, audible-visual annunciator is connected with the output terminal of single-chip microcomputer, communication module is connected with the bidirectional interface of single-chip microcomputer, and the button that cancellation is reported to the police is connected with audible-visual annunciator.
The model of the three-axis acceleration sensor of present embodiment is MMA7260Q, and the model of single-chip microcomputer is MSP430F.
The P of low-power scm MSP430F
1.0P
1.1P
1.2The sleep battery saving mode control pin, the acceleration range that connect the MMA7260Q three-axis acceleration sensor respectively select 1 pin, acceleration range to select 2 pins, the A/D of single-chip microcomputer
0, A/D
1, A/D
2Pin connects X, the Y of MMA7260Q three-axis acceleration sensor, the output pin of Z respectively.Power pin at single-chip microcomputer and sensor all is connected to capacitor filtering, and the X of sensor, Y, Z output pin all are connected to rc filter circuit to reduce noise.
Three axial miniature acceleration sensors adopt the QFN-16 type of low-power consumption MMA7260Q, 6mmx6mmx1.45mm only after the encapsulation.
MMA7260Q type three-axis acceleration sensor can be used to detect acceleration signal, pitch angle signal, the vibration signal of people's X, Y, Z-direction when falling.When exceeding 40, the pitch angle reports to the police when spending; When descending or oscillatory acceleration 〉=1.5g (acceleration of gravity), report to the police when promptly decline or oscillatory acceleration surpass warning.The tilt signals all around that three-axis acceleration sensor is fallen the people, downward acceleration signal, vibration signal all pass to single-chip microcomputer as trigger pip, the input signal that surpasses above-mentioned warning, to start single-chip microcomputer time-delay and sound light alarming circuit, if the signal of eliminating the warning button was arranged in 1 minute, the people that expression is fallen down has not big harm, started to turn off sound and light alarm, single-chip microcomputer promptly stops the transmission work to the emergency note, and sound light alarming circuit also quits work; Otherwise the expression this person needs relief.The emergency note that single-chip microcomputer will prestore sends to preassigned relatives, rescue center etc., dials the phone number of above-mentioned reception object after the time-delay, is convenient to take over party scene of monitoring and call, instructs.
The person for help also can initiatively report to the police by button realizing clearly under the situation.
The technical solution of the utility model also can realize in conjunction with mobile phone.On mobile phone, add a microsensor, set in advance or cancel the warning function of falling by mobile phone menu.Can reach effect described in the utility model equally.
If the mobile phone that selection has positioning function, the utility model also has the locating alarming function.
Single-chip microcomputer adopts microprocessor MCU or Programmable Logic Controller PLC or digital signal processor DSP, adopts other model three-axis acceleration sensor all can realize the technical solution of the utility model, and has effect same described in the utility model.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any person of ordinary skill in the field; in the spirit and scope that do not break away from the utility model; when can doing a little change and improvement, so the protection domain of the utility model is as the criterion when looking the claim person of defining.