CN211484595U - Detection device - Google Patents
Detection device Download PDFInfo
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- CN211484595U CN211484595U CN201921252484.3U CN201921252484U CN211484595U CN 211484595 U CN211484595 U CN 211484595U CN 201921252484 U CN201921252484 U CN 201921252484U CN 211484595 U CN211484595 U CN 211484595U
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Abstract
A detection device, relate to monitoring check out test set's technical field, include: sensor collection system and signal emission device two parts, sensor collection system include passive low frequency trigger module, motion sensor module, rhythm of the heart sensor module and 2.4G high frequency communication module, and signal emission device includes controller main part and low frequency antenna array, and the controller main part includes power management module, main control unit module, low frequency controller array and 2.4G communication module, the utility model discloses installation deployment is simple, the mounted position does not have restriction, the reliability is high, equipment implementation and running cost are low.
Description
Technical Field
The utility model relates to a technical field of monitoring and detecting equipment, concretely relates to detection device.
Background
In hospitals and home environments, people who have inconvenience in legs and feet, such as hypertension, operation patients, the old and people who have inconvenience in legs and feet, are very dangerous if not discovered in time after falling down abnormally. In recent years, with the development of technologies, some related technical schemes are provided for realizing fall detection, but reliability and installation and use have many problems, so that fall detection of high risk people cannot be well realized in many environments. The following two techniques are currently mainstream:
1: fall detection is realized to motion bracelet: by wearing the sports bracelet for patients and old people, according to the sports model of the bracelet, in the process of falling, the acceleration is changed greatly, and after falling, the current angle relation between the body and the ground is evaluated according to the stress conditions of the acceleration sensor in different directions, a set of complete falling detection model is established, and falling detection is realized. Because the bracelet is worn on the arm, the action of arm can be more complicated, produces very big interference to the detection of tumbleing, leads to the data model complexity of platform very high simultaneously even more, and the rate of accuracy that the detection tumbles hardly reaches practical requirement.
2: drop-through detection by image model: by installing the monitoring camera at a preset position, the real-time image analysis is carried out on the platform through a video monitoring picture, and whether an accident that a person falls down occurs is judged. The implementation cost of the scheme is very high, the calculation amount is very large, particularly, the area is large, and the requirement on the server is very high under the condition that people are many. Meanwhile, for some places, such as a toilet, an environment with very poor light and the like, the scheme is difficult to use and implement due to privacy requirements or objective conditions, but the areas are high-risk areas which are easy to fall down.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection device to unable self-propelled processing is the direction after the control object tumbles, aims at solving the low, the operand of rate of accuracy that exists among the prior art big, relate to the privacy and be difficult to implement and equipment implementation and the problem that running cost is high.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:
a detection device, comprising:
the sensor acquisition device is worn on the arm or the upper half of the body of a user and comprises a passive low-frequency trigger module, a motion sensor module, a heart rate sensor module and a 2.4G high-frequency communication module;
the signal transmitting device comprises a controller main body and a low-frequency antenna array, wherein the low-frequency antenna array is connected with the controller main body through a lead, the low-frequency antenna array is composed of a plurality of low-frequency antennas, the low-frequency antennas are used for transmitting low-frequency signals, the arrangement of the low-frequency antennas needs to ensure that the low-frequency signals cover the whole monitoring area, and the controller main body comprises a power management module, a main controller module, a low-frequency controller array and a 2.4G communication module.
Preferably, the sensor acquisition device can be a bracelet, a label or other device convenient for a user to wear or carry.
Preferably, the sensor acquisition device is further provided with a confirmation key for the user to cancel sending of the alarm information according to the self condition.
Preferably, the power management module is configured to supply power to the signal transmitting apparatus, the main controller module receives and transmits information, the low-frequency controller array is configured to control the low-frequency antenna array, and the 2.4G communication module is configured to exchange information with the low-frequency antenna.
Preferably, the signal coverage height of the low-frequency antenna array is not more than 50cm, and the height can be adjusted according to actual scene requirements, so that the sensor acquisition device can be within the coverage range of the low-frequency signal after a human body falls on the ground.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the scheme is simple to install and deploy. The antenna array is very thin, can be directly attached to the ground in a form of adhesive tape and can be attached at any time, is waterproof, is very simple to use, and can be directly attached to a place needing to be monitored;
(2) the reliability of the scheme is high, the falling process is not concerned, the result is used as guidance, whether the falling happens or not is judged according to the behavior after the falling, and whether the user can handle the falling event by himself or herself;
(3) the installation position is not limited, and any environment can be installed at any place without involving any privacy;
(4) the principle is simple, complex model calculation is not needed, and the equipment implementation and operation cost is low;
(5) the information is comprehensive, and the manager receives the information of the falling alarm event, and can see the motion information, the heart rate information, the position information, the time information and the like of the personnel from the information.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic diagram of the present invention;
fig. 2 is a schematic view illustrating a connection between a controller main body and a low frequency antenna according to the present invention;
fig. 3 is a schematic deployment diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in the figure: a detection device, comprising:
the sensor acquisition device 4 is worn on the arm or the upper half of the body of a user and comprises a passive low-frequency trigger module, a motion sensor module, a heart rate sensor module and a 2.4G high-frequency communication module;
the signal transmitting device comprises a controller body 2 and a low-frequency antenna array (the antenna array comprises a plurality of low-frequency antenna units 1), wherein the low-frequency antenna array is connected with the controller body 2 through a wire 3, the low-frequency antenna array is composed of the low-frequency antenna units 1, the low-frequency antenna 1 is used for transmitting low-frequency signals, the arrangement of the low-frequency antenna needs to ensure that the low-frequency signals cover the whole monitoring area, and the controller body 2 comprises a power management module, a main controller module, a low-frequency controller array and a 2.4G communication module.
The sensor acquisition device 4 may be a bracelet, a label, or other device that is convenient for a user to wear or carry.
The sensor acquisition device 4 is also provided with a key which can be used for a user to cancel sending of alarm information.
The power management module is used for supplying power to the signal transmitting device, the main controller module receives and transmits information, the low-frequency controller array is used for controlling the low-frequency antenna array, and the 2.4G communication module is used for exchanging information with the low-frequency antenna.
The signal coverage height of the low-frequency antenna array is not more than 50cm, and the height can be adjusted according to actual scene requirements so as to ensure that the sensor acquisition device can be within the coverage range of the low-frequency signal after a human body falls on the ground.
The utility model discloses carry out according to following step during the use:
(1) arranging equipment: selecting a single or a plurality of low-frequency antenna arrays with proper length according to the size of a monitored area, laying the low-frequency antenna arrays under the floor or on the ground of the area, arranging a controller main body 2 at a corner, and connecting the low-frequency antenna arrays with the controller main body 2 through a lead 3;
(2) configuring the signal coverage and transmission frequency of the low-frequency antenna array: the coverage range of signals transmitted by the single low-frequency antenna 1 is controlled within 50cm and is not higher than the height of the knees of a human body, the transmission frequency is set to be 1s each time, and the coverage range and the transmission frequency of the signals can be adjusted according to actual conditions;
(3) when a sensor acquisition device 4 of a user enters a signal coverage range of a low-frequency antenna array, a passive low-frequency trigger module of the user detects a trigger signal sent by the low-frequency antenna array, information verification and interactive communication are carried out between the passive low-frequency trigger module and a controller main body 2 through a 2.4G high-frequency communication module, the equipment ID of the controller main body 2 is obtained, and if the verification is legal equipment, the sensor acquisition device 4 judges whether to send an alarm or not according to a preset alarm corresponding time threshold (the normal condition is set to be 30s, and the actual condition can be adjusted according to needs);
(4) when the sensor acquisition device 4 receives a key cancellation alarm signal of a user within an overtime threshold range, the user can process the event by himself; when the sensor acquisition device 4 does not receive the key operation signal of the user when the overtime time threshold is exceeded (the normal condition is set to 30s, and the actual condition can be adjusted as required), the sensor acquisition device 4 transmits the acquired data { the acceleration change value of the motion sensor within 5s (the value can be adjusted as required in the actual use process) before the motion sensor module and the heart rate sensor module are detected by the low-frequency signal for the first time, the acceleration change value within thirty seconds at present, the heart rate change value within 30 seconds (the value can be adjusted as required in the actual use process at present } and the ID of the server and the time information of the occurrence of the current event to the server, and the server informs related personnel to process the event in time.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A detection device, comprising:
the sensor acquisition device is worn on the arm or the upper half of the body of a user and comprises a passive low-frequency trigger module, a motion sensor module, a heart rate sensor module and a 2.4G high-frequency communication module;
the signal transmitting device comprises a controller main body and a low-frequency antenna array, wherein the low-frequency antenna array is connected with the controller main body through a lead, the low-frequency antenna array is composed of a plurality of low-frequency antennas, the low-frequency antennas are used for transmitting low-frequency signals, the arrangement of the low-frequency antennas needs to ensure that the low-frequency signals cover the whole monitoring area, and the controller main body comprises a power management module, a main controller module, a low-frequency controller array and a 2.4G communication module.
2. A testing device according to claim 1, wherein: the sensor acquisition device can be a bracelet, a label or other device which is convenient for a user to wear or carry.
3. A testing device according to claim 2, wherein: the sensor acquisition device is also provided with a confirmation key which can be used for canceling the sending of the alarm information.
4. A testing device according to claim 1, wherein: the power management module is used for supplying power to the signal transmitting device, the main controller module receives and transmits information, the low-frequency controller array is used for controlling the low-frequency antenna array, and the 2.4G communication module is used for exchanging information with the low-frequency antenna.
5. A testing device according to claim 1, wherein: the signal coverage height of the low-frequency antenna array is not more than 50cm, and the height can be adjusted according to actual scene requirements so as to ensure that the sensor acquisition device can be within the coverage range of the low-frequency signal after a human body falls on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921252484.3U CN211484595U (en) | 2019-08-05 | 2019-08-05 | Detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921252484.3U CN211484595U (en) | 2019-08-05 | 2019-08-05 | Detection device |
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| CN211484595U true CN211484595U (en) | 2020-09-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338810A (en) * | 2019-08-05 | 2019-10-18 | 杭州米越科技有限公司 | A kind of detection device and application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338810A (en) * | 2019-08-05 | 2019-10-18 | 杭州米越科技有限公司 | A kind of detection device and application method |
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