CN104933828A - A fall-down detection apparatus and a fall-down detection method - Google Patents
A fall-down detection apparatus and a fall-down detection method Download PDFInfo
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- CN104933828A CN104933828A CN201510386443.3A CN201510386443A CN104933828A CN 104933828 A CN104933828 A CN 104933828A CN 201510386443 A CN201510386443 A CN 201510386443A CN 104933828 A CN104933828 A CN 104933828A
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- human body
- induction module
- distance
- controller
- spherical housing
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0407—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis
- G08B21/043—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis detecting an emergency event, e.g. a fall
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0438—Sensor means for detecting
- G08B21/0469—Presence detectors to detect unsafe condition, e.g. infrared sensor, microphone
Abstract
The invention discloses a fall-down detection apparatus and a fall-down detection method. The fall-down detection apparatus comprises a detector assembly and a supporting structure used for supporting the detector assembly. The detection assembly comprises a spherical housing and a sensor support, a power apparatus, a controller, a human body induction module, a distance induction module and a wireless communication module which are arranged in the spherical housing. The human body induction module, the distance induction module, the wireless communication module and the power apparatus are separately in electric connection with the controller. The fall-down detection apparatus of the present invention realizes 360-degree detection, and carries out distance measurement on human bodies that are sensed to adjoin the floor so as to determine whether someone falls down. The apparatus realizes 360-degree detection without any blind angle. The fall-down detection apparatus does not required to be worn on the bodies, so that the usage is convenient; construction and installation are not needed; and the installation cost is saved.
Description
Technical field
The present invention relates to a kind of tumbling detection device and method.
Background technology
Along with the acceleration of aging population, old man crowd is huge especially, particularly Empty nest elderly, and children not at one's side, meet accident after falling at home, and after causing danger, the possibility of unmanned relief is very large.Also there is fall alarm in the market, existing fall alarm mainly has several shortcoming: wearable fall alarm need old man's moment with, wear inconvenience, memory of elderly person power difference easily leaves behind, and some old men then often uncomfortable wearing, abandons and play less than due effect at home, the tumble alarm device of current non-wearing, install complicated especially, often need professional person to carry out installment and debugging, circuit etc. in such as transformation man.
Summary of the invention
Technical matters to be solved by this invention is that current tumbling detection device wears inconvenience, or installs inconvenient technical matters, proposes a kind of tumbling detection device, can solve the problem.
A kind of tumbling detection device, comprise detector assembly and the supporting construction for supporting described detector assembly, described probe assembly comprises spherical housing, be arranged on the sensor stand in described spherical housing, propulsion system, controller, several human body induction modules, with described human body induction module distance induction module one to one, wireless communication module, described human body induction module, distance induction module, wireless communication module, propulsion system are electrically connected with described controller respectively, described spherical housing comprises the alternatively non-transparent district of photic zone and the alternatively non-transparent material making made by light-transmitting materials, described photic zone is the euphotic zone of a week of spherical housing described in ring, the radial place plane of described euphotic zone and plane-parallel, described propulsion system are installed in upper summit or the lower summit place of the inside surface of described spherical housing, described propulsion system have power output shaft, described power output shaft be axially perpendicular to surface level, described sensor stand comprises the annular seating be positioned at inside described euphotic zone, described annular seating is fixedly connected with described power output shaft by spoke, on the uniform lateral wall being arranged on described annular seating of described human body induction module, and the direction, the center of circle of described annular seating is dorsad distinguished in the photoinduction face of human body induction module, described distance induction module is distributed on the lateral wall of described annular seating, and described distance induction module respectively one_to_one corresponding be arranged on upside or the downside of described human body induction module.
Further, described supporting construction comprises the container cover having open-topped light transmission container and match with described open top, it is horizontal base bottom described light transmission container, the upper summit of the outside surface of described spherical housing is fixedly connected with by the lower surface of connecting link with described container cover, and described open-topped bore is more than or equal to the outer diameter of described spherical housing.
Further, described distance induction module is ultrasonic distance-measuring sensor.
Further, described euphotic zone distance floor level is 15-30cm.
Further, described controller is also electrically connected with alarm module.
Further, described human body induction module, described distance induction module are respectively 4.
Based on above-mentioned a kind of tumbling detection device, the present invention proposes a kind of fall detection method simultaneously, comprises the following steps:
(1), 4 human body induction modules detect the object with characteristics of human body be positioned at around it, after a certain human body induction module detects to have the object of characteristics of human body around, send a signal to controller;
(2), controller starts timing, if within the t1 time, continue to detect and there is characteristics of human body around, controller controls propulsion system action, and power output shaft drives annular seating uniform rotation, and the distance induction module be simultaneously installed near this human body induction module starts to find range, measuring distance is a, until this human body induction module can't detect the object with characteristics of human body, distance induction module stops range finding, and now measuring distance is b;
(3), controller simultaneously by described propulsion system obtain rotate angle [alpha], calculate the length c of the human body of ground proximity;
(4), by calculating income earner body length c compared with threshold value L, if c is more than or equal to L, be then judged as that human body is fallen, and sends warning message by wireless communication module.
The beneficial effect of employing the invention described above technical scheme is: tumbling detection device of the present invention, by arranging human body induction module, for detecting the object with characteristics of human body around, by arranging 4 human body induction modules, and be distributed on the lateral wall of annular seating, realize 360 degree of detections, when continue to detect there is characteristics of human body's object time, human body induction module is driven to rotate by controlling propulsion system, distance induction module is started working simultaneously, start to find range to the human body pressing close to floor of institute's perception, calculate the length with characteristics of human body's object, judge whether that someone falls, this device achieves 360 degree of detections without dead angle, and without the need to being worn on health, easy to use, and without the need to construction and installation, save installation cost.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of tumbling detection device proposed by the invention;
Fig. 2 is the structural representation of detector assembly in Fig. 1;
Fig. 3 is the structural representation of sensor stand in Fig. 2;
Fig. 4 is human body induction module sensing range schematic diagram in a kind of embodiment of tumbling detection device proposed by the invention;
Fig. 5 is measuring principle schematic diagram in a kind of embodiment of tumbling detection device proposed by the invention.
Embodiment
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
Embodiment one, the present invention proposes a kind of tumbling detection device, as shown in Figure 1, comprise detector assembly 11 and the supporting construction 12 for supporting described detector assembly 11, as shown in Figure 2, for the structural representation of detector assembly in the present embodiment 11, described probe assembly 11 comprises spherical housing 110, be arranged on the sensor stand 111 in described spherical housing 110, propulsion system 113, controller, human body induction module 114, distance induction module 115, wireless communication module, as shown in Figure 2, described human body induction module 114, distance induction module 115, wireless communication module, propulsion system 113 are electrically connected with described controller respectively, described spherical housing 110 comprises the alternatively non-transparent district of photic zone and the alternatively non-transparent material making made by light-transmitting materials, described photic zone is the euphotic zone 110a of a week of spherical housing described in ring, the radial place plane of described euphotic zone 110a and plane-parallel, described propulsion system 113 are installed in upper summit or the lower summit place of the inside surface of described spherical housing 110, described propulsion system 113 have power output shaft 113a, described power output shaft 113a is axially perpendicular to surface level, as Fig. 2, shown in Fig. 3, described sensor stand 111 comprises the annular seating 111a be positioned at inside described euphotic zone, described annular seating 111a is fixedly connected with described power output shaft 113a by spoke 111b, on the uniform lateral wall being arranged on described annular seating 111a of described human body induction module 114, and the direction, the center of circle of described annular seating 111a is dorsad distinguished in the photoinduction face of human body induction module 114, described distance induction module 115 is distributed on the lateral wall of described annular seating 111a, and described distance induction module 115 respectively one_to_one corresponding be arranged on upside or the downside of described human body induction module.The present embodiment comprises the alternatively non-transparent district of photic zone and the alternatively non-transparent material making made by light-transmitting materials by arranging spherical housing 110, and annular seating 111a is arranged at inside described euphotic zone 110a, only detect and the annular seating 111a object with characteristics of human body quite highly for limiting human body induction module, and detection side is to being the surface level direction highly suitable with annular seating 111a, make to detect and more there is directivity, meet posture feature when human body is fallen, by spherical housing other regions except euphotic zone 110a are set as alternatively non-transparent district, the infrared signal in other directions is prevented to impact this device and cause misoperation, or cause erroneous judgement, be conducive to the accuracy of detection improving this pick-up unit, the detection principle of this tumbling detection device is: human body induction module 114 detects the object with characteristics of human body be positioned at around it, human body induction module 114 adopts infrared detection principle, after there is characteristics of human body around human body induction module 114 detects, send a signal to controller, controller starts timing, if within the t1 time, continue to detect and there is characteristics of human body around, controller controls propulsion system action, power output shaft drives annular seating according to specific direction uniform rotation, distance induction module 115 starts to find range simultaneously, as shown in Figure 5, initial mensuration distance is a, when this induction covering of the fan can't detect human body, stop range finding, obtain distance b, obtain the angle [alpha] rotated simultaneously, controller is according to profound theorem more than the known both sides of mathematical formulae and angle, calculate the length c of the human body of ground proximity, if the length of human body exceedes certain numerical value, just notify that wireless communication module is reported to the police to long-range tumble alarm device, such as, by wireless communication module, warning message can be sent to other mobile terminals, to relatives, the people such as nurse report to the police.
Preferably in the present embodiment, described human body induction module 114, described distance induction module 115 is respectively 4, as shown in Figure 4, each human body induction module 114 has certain sweep interval, when the object with characteristics of human body is detected by the human body induction module 114 of a certain sector, and adjacent human body induction module 114 directly has certain blind area, the width of complete detection detected material cannot be detected, therefore, need to drive annular seating 111a to rotate by drive unit, and then drive human body induction module 114 and distance induction module 115 to rotate, distance induction module 115 is found range simultaneously, until this human body induction module 114 responds to covering of the fan when can't detect human body signal, distance induction module 115 stops range finding, the width of testee can be calculated, only have when detection width is greater than setting threshold value, judge that human body is as the state of lying down, report to the police, can get rid of human body like this stands near this tumbling detection device, to be detected by certain human body induction module 114 equally, but the width that human body stands is less than threshold value, so can not report to the police, prevent from causing erroneous judgement, certainly, human body induction module 114 in the present embodiment, distance induction module 115 is not limited to 4, the present embodiment only may from production cost and realization and preferably adopt 4, other quantity of certain employing realizes belonging to scope equally.
The tumbling detection device of the present embodiment, can work alone, also can with multiple similar tumbling detection device collaborative work.
As a preferred embodiment, as shown in Figure 1, described supporting construction 12 comprises the light transmission container 121 with open top 121a and the container cover 122 matched with described open top, be horizontal base bottom described light transmission container 121, the upper summit of the outside surface of described spherical housing 110 is fixedly connected with by the lower surface of connecting link 13 with described container cover 122, the bore of described open top 121a is more than or equal to the outer diameter of described spherical housing 110, can be placed in light transmission container 121 to facilitate spherical housing 110.
Preferred described distance induction module 115 is ultrasonic distance-measuring sensor.
Because human body is fallen under state, the highest about the 30cm that is generally of height on health distance ground, minimum is direct physical contact above ground portion, for 0cm, need to get rid of such as head to lift, the situation of not direct kiss the earth, that detects to make this pick-up unit is more comprehensive, and accurately, described euphotic zone 110a distance floor level is 15-30cm, and by arranging minimum restriction, technical ability gets rid of the too low interference with the infrared radiation source of characteristics of human body, can ensure again completely human body parts of falling to be detected, there will not be and fail to report alert or false alarm situation.
Preferred described controller is also electrically connected with alarm module, reports to the police for carrying out this locality, and convenient have people and can not Timeliness coverage when family, and report to the police when the person of falling down be inconvenient to call out, preferably audible alarm, such as alarm module can adopt hummer etc.
Also being provided with supplying cell in the spherical housing 110 of this device preferred, for being electricity consumption power elements, making this product be applicable to the band of position of inconvenient grafting mains supply.
Embodiment two, based on a kind of described falling detection device of embodiment, shown in Fig. 1-Fig. 5, the present embodiment proposes a kind of fall detection method, comprises the following steps:
S1,4 human body induction modules detect the object with characteristics of human body be positioned at around it, after a certain human body induction module detects to have the object of characteristics of human body around, send a signal to controller;
S2, controller start timing, if within the t1 time, continue to detect and there is characteristics of human body around, controller controls propulsion system action, and power output shaft drives annular seating uniform rotation, and the distance induction module be simultaneously installed near this human body induction module starts to find range, measuring distance is a, until this human body induction module can't detect the object with characteristics of human body, distance induction module stops range finding, and now measuring distance is b;
S3, controller obtain the angle [alpha] rotated simultaneously by described propulsion system, calculate the length c of the human body of ground proximity;
S4, by calculating income earner body length c compared with threshold value L, if c is more than or equal to L, be then judged as that human body is fallen, and sends warning message by wireless communication module.This detection method, easy to detect, principle is simple, detects accurately.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a tumbling detection device, it is characterized in that: comprise detector assembly and the supporting construction for supporting described detector assembly, described probe assembly comprises spherical housing, be arranged on the sensor stand in described spherical housing, propulsion system, controller, several human body induction modules, with described human body induction module distance induction module one to one, wireless communication module, described human body induction module, distance induction module, wireless communication module, propulsion system are electrically connected with described controller respectively, described spherical housing comprises the alternatively non-transparent district of photic zone and the alternatively non-transparent material making made by light-transmitting materials, described photic zone is the euphotic zone of a week of spherical housing described in ring, the radial place plane of described euphotic zone and plane-parallel, described propulsion system are installed in upper summit or the lower summit place of the inside surface of described spherical housing, described propulsion system have power output shaft, described power output shaft be axially perpendicular to surface level, described sensor stand comprises the annular seating be positioned at inside described euphotic zone, described annular seating is fixedly connected with described power output shaft by spoke, on the uniform lateral wall being arranged on described annular seating of described human body induction module, and the direction, the center of circle of described annular seating is dorsad distinguished in the photoinduction face of human body induction module, described distance induction module is distributed on the lateral wall of described annular seating, and described distance induction module respectively one_to_one corresponding be arranged on upside or the downside of described human body induction module.
2. tumbling detection device according to claim 1, it is characterized in that: described supporting construction comprises the container cover having open-topped light transmission container and match with described open top, it is horizontal base bottom described light transmission container, the upper summit of the outside surface of described spherical housing is fixedly connected with by the lower surface of connecting link with described container cover, and described open-topped bore is more than or equal to the outer diameter of described spherical housing.
3. tumbling detection device according to claim 1 and 2, is characterized in that: described distance induction module is ultrasonic distance-measuring sensor.
4. tumbling detection device according to claim 1 and 2, is characterized in that: described euphotic zone distance floor level is 15-30cm.
5. tumbling detection device according to claim 1 and 2, is characterized in that: described controller is also electrically connected with alarm module.
6. tumbling detection device according to claim 1 and 2, is characterized in that: described human body induction module, described distance induction module are respectively 4.
7. a fall detection method, is characterized in that: comprise the tumbling detection device described in any one of claim 1-5, and described fall detection method comprises the following steps:
(1), 4 human body induction modules detect the object with characteristics of human body be positioned at around it, after a certain human body induction module detects to have the object of characteristics of human body around, send a signal to controller;
(2), controller starts timing, if within the t1 time, continue to detect and there is characteristics of human body around, controller controls propulsion system action, and power output shaft drives annular seating uniform rotation, and the distance induction module be simultaneously installed near this human body induction module starts to find range, measuring distance is a, until this human body induction module can't detect the object with characteristics of human body, distance induction module stops range finding, and now measuring distance is b;
(3), controller simultaneously by described propulsion system obtain rotate angle [alpha], calculate the length c of the human body of ground proximity;
(4), by calculating income earner body length c compared with threshold value L, if c is more than or equal to L, be then judged as that human body is fallen, and sends warning message by wireless communication module.
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| CN201510386443.3A CN104933828B (en) | 2015-06-30 | 2015-06-30 | A fall-down detection apparatus and a fall-down detection method |
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| CN201510386443.3A CN104933828B (en) | 2015-06-30 | 2015-06-30 | A fall-down detection apparatus and a fall-down detection method |
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| CN104933828A true CN104933828A (en) | 2015-09-23 |
| CN104933828B CN104933828B (en) | 2017-05-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109785594A (en) * | 2019-01-31 | 2019-05-21 | 李良杰 | Orient reminiscences |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102376144A (en) * | 2010-08-11 | 2012-03-14 | 中国医药大学 | Falling warning system |
| CN203759831U (en) * | 2014-02-17 | 2014-08-06 | 崔健雄 | Fall-down monitoring robot |
| GB2512881A (en) * | 2013-04-10 | 2014-10-15 | Robert Cheetham | A fall alarm comprising a ball switch |
| CN104408844A (en) * | 2014-12-08 | 2015-03-11 | 成都唯昂新材料有限公司 | All-directional invasion detector |
| CN204990614U (en) * | 2015-06-30 | 2016-01-20 | 青岛小羊智能科技有限公司 | Detecting device tumbles |
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2015
- 2015-06-30 CN CN201510386443.3A patent/CN104933828B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376144A (en) * | 2010-08-11 | 2012-03-14 | 中国医药大学 | Falling warning system |
| GB2512881A (en) * | 2013-04-10 | 2014-10-15 | Robert Cheetham | A fall alarm comprising a ball switch |
| CN203759831U (en) * | 2014-02-17 | 2014-08-06 | 崔健雄 | Fall-down monitoring robot |
| CN104408844A (en) * | 2014-12-08 | 2015-03-11 | 成都唯昂新材料有限公司 | All-directional invasion detector |
| CN204990614U (en) * | 2015-06-30 | 2016-01-20 | 青岛小羊智能科技有限公司 | Detecting device tumbles |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109785594A (en) * | 2019-01-31 | 2019-05-21 | 李良杰 | Orient reminiscences |
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