CN205849445U - A kind of human body physiological characteristics information collecting device merging multisensor - Google Patents
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Abstract
Description
技术领域technical field
本实用新型涉及智能穿戴技术领域，具体涉及一种融合多传感器的人体生理特征信息采集装置。The utility model relates to the technical field of intelligent wearables, in particular to a device for collecting human physiological characteristic information with fusion of multiple sensors.
背景技术Background technique
现代运动医学经常把心率监测作为生物反馈的仪器以及评估工具。生物反馈就是将生理变量的信息转化成为心率等可听或可视的形式。这对评价训练中的有氧过程、有氧速度具有重要参考意义。更为重要的是，生物反馈还可以用来测算人体结构与生化指标的运动潜力、精神/情感压力等识别过度训练的因素。随着科学技术的快速发展，越来越先进的传感技术涌现出来，但是目前的生物反馈仪器功能单一。Modern sports medicine often uses heart rate monitoring as a biofeedback instrument and assessment tool. Biofeedback is the conversion of information about physiological variables into audible or visual forms such as heart rate. This has important reference significance for evaluating the aerobic process and aerobic speed in training. More importantly, biofeedback can also be used to measure the exercise potential of human body structure and biochemical indicators, mental/emotional stress and other factors to identify overtraining. With the rapid development of science and technology, more and more advanced sensing technologies have emerged, but the current biofeedback instruments have single functions.
实用新型内容Utility model content
本实用新型的目的在于提供一种融合多传感器的人体生理特征信息采集装置，以克服现有技术中的问题，本实用新型实现了在腕部进行心率、皮肤温度、皮肤阻抗的生理信号采集，为人们提供一个非常准确稳定可靠的生理特征信息采集装置。The purpose of the utility model is to provide a human body physiological feature information collection device that integrates multiple sensors to overcome the problems in the prior art. The utility model realizes the physiological signal collection of heart rate, skin temperature and skin impedance on the wrist. A very accurate, stable and reliable physiological feature information collection device is provided for people.
为达到上述目的，本实用新型采用如下技术方案：In order to achieve the above object, the utility model adopts the following technical solutions:
一种融合多传感器的人体生理特征信息采集装置，包括微控制器单元，微控制器单元上连接有用于测量人体皮肤阻抗的皮肤阻抗测量单元、用于测量人体生物学动力信号的加速度测量单元、用于测量人体心率的心率测量单元以及用于测量人体皮肤温度的皮表温度测量单元，还包括电源管理单元，所述微控制器单元、加速度测量单元、心率测量单元以及皮表温度测量单元均与电源管理单元相连，微控制器单元通过通讯单元连接至智能终端。A device for collecting human physiological characteristic information by fusing multiple sensors, comprising a microcontroller unit connected with a skin impedance measurement unit for measuring human skin impedance, an acceleration measurement unit for measuring human biological dynamic signals, The heart rate measurement unit for measuring human heart rate and the skin surface temperature measurement unit for measuring human skin temperature also include a power management unit, and the microcontroller unit, acceleration measurement unit, heart rate measurement unit and skin surface temperature measurement unit are all It is connected with the power management unit, and the microcontroller unit is connected to the intelligent terminal through the communication unit.
进一步地，所述微控制器单元、皮肤阻抗测量单元、加速度测量单元、心率测量单元、皮表温度测量单元以及电源管理单元均设置在壳体中，壳体的两侧设有人体手腕匹配的腕带。Further, the microcontroller unit, the skin impedance measurement unit, the acceleration measurement unit, the heart rate measurement unit, the skin surface temperature measurement unit and the power management unit are all arranged in the casing, and the two sides of the casing are provided with wrist-matched wristband.
进一步地，腕带为热塑性硫化硅胶材料；壳体为PC+ABS材料。Further, the wristband is made of thermoplastic vulcanized silicone material; the shell is made of PC+ABS material.
进一步地，所述通讯单元为蓝牙无线通讯单元，且蓝牙无线通讯单元包括低功耗BLE蓝牙芯片DA14580。Further, the communication unit is a Bluetooth wireless communication unit, and the Bluetooth wireless communication unit includes a low-power BLE Bluetooth chip DA14580.
进一步地，电源管理单元上连接有无线充电接收单元，且无线充电接收单元包括芯片IDTP9028AC及无线接收线圈。Further, a wireless charging receiving unit is connected to the power management unit, and the wireless charging receiving unit includes a chip IDTP9028AC and a wireless receiving coil.
进一步地，微控制器单元上还连接有马达振动单元和LED指示灯，且马达振动单元与电源管理单元相连。Further, the microcontroller unit is also connected with a motor vibration unit and an LED indicator light, and the motor vibration unit is connected with the power management unit.
进一步地，所述马达振动单元包括驱动芯片DRV2605及线性马达。Further, the motor vibration unit includes a drive chip DRV2605 and a linear motor.
进一步地，微控制器单元包括MAX32600，电源管理单元包括充电芯片BQ24040、低压差稳压芯片TLV70033以及锂电池。Further, the microcontroller unit includes MAX32600, and the power management unit includes a charging chip BQ24040, a low-dropout regulator chip TLV70033, and a lithium battery.
进一步地，皮肤阻抗测量单元通过导电探针接触人体皮肤；皮表温度测量单元包括温度传感器LMT70，且温度传感器LMT70通过导热探针接触人体皮肤。Further, the skin impedance measurement unit contacts the human skin through a conductive probe; the skin surface temperature measurement unit includes a temperature sensor LMT70, and the temperature sensor LMT70 contacts the human skin through a thermal probe.
进一步地，心率测量单元包括光学传感器，且光学传感器型号为AS7000；加速度测量单元包括加速度传感器LIS3DH。Further, the heart rate measurement unit includes an optical sensor, and the optical sensor model is AS7000; the acceleration measurement unit includes an acceleration sensor LIS3DH.
与现有技术相比，本实用新型具有以下有益的技术效果：Compared with the prior art, the utility model has the following beneficial technical effects:
本实用新型通过采集多维度人体生理信号及生物动力学信号，在智能终端的应用上可视化展示采集到数据随时间变化情况，并保存这些数据到本地或通过网络连接上传至云端服务器，以供科研人员进行数据分析，当用户佩戴该采集装置时，在智能终端发送命令，通过多种生物传感器及动力学传感器实时检测生理信号及运动状态，由微控制器单元进行采集到的模拟信号进行数字化处理，并将运算结果通过通讯单元发送至智能终端，在智能终端中进行数据的图形化绘制并进行实时的保存。The utility model collects multi-dimensional human physiological signals and biodynamic signals, visually displays the changes of collected data over time on the application of intelligent terminals, and saves these data locally or uploads them to a cloud server through a network connection for scientific research Personnel conduct data analysis. When the user wears the collection device, the smart terminal sends commands to detect physiological signals and motion status in real time through a variety of biosensors and dynamic sensors, and the microcontroller unit performs digital processing on the collected analog signals. , and the calculation results are sent to the smart terminal through the communication unit, and the data is graphically drawn and saved in real time in the smart terminal.
进一步地，利用壳体和腕带进行佩戴，实现了在腕部进行心率、皮肤温度、皮肤阻抗的生理信号采集，为人们提供一个非常准确稳定可靠的生理特征信息采集装置。Furthermore, by using the housing and the wristband to wear, the physiological signal collection of heart rate, skin temperature, and skin impedance is realized on the wrist, and a very accurate, stable and reliable physiological characteristic information collection device is provided for people.
进一步地，通过无线充电方式，给装置进行充电，提高装置的防水等级，减少繁多数据线的困扰。Furthermore, the device is charged through wireless charging, the waterproof level of the device is improved, and the trouble of numerous data lines is reduced.
进一步地，心率测量单元通过AS7000光学传感器采集手腕脉搏信号，当光学传感器AS7000和加速度传感器LIS3DH结合时，AS7000内部算法会过滤掉由运动引起的虚假的心跳PPG信号，加之AS7000模拟电路的低噪音和高灵敏度使得无论使用者在休息或锻炼，该心率测量单元都能保持高精确性。Furthermore, the heart rate measurement unit collects the wrist pulse signal through the AS7000 optical sensor. When the optical sensor AS7000 is combined with the acceleration sensor LIS3DH, the internal algorithm of the AS7000 will filter out the false heartbeat PPG signal caused by movement, coupled with the low noise and High sensitivity allows the heart rate measurement unit to maintain high accuracy whether the user is resting or exercising.
附图说明Description of drawings
图1是本实用新型的整体结构框图；Fig. 1 is the overall structural block diagram of the present utility model;
图2是本实用新型的整体外观图；Fig. 2 is the overall appearance diagram of the utility model;
图3是本实用新型的佩戴示意图。Fig. 3 is a schematic diagram of wearing the utility model.
其中，1、微控制器单元；2、心率测量单元；3、皮表温度测量单元；4、皮肤阻抗测量单元；5、加速度测量单元；6、蓝牙无线通讯单元；7、电源管理单元；8、无线充电接收单元；9、LED指示灯；10、马达振动单元；11、智能终端；12、壳体；13、腕带；14、线性马达；15、锂电池；16、导电探针；17、光学传感器；18、导热探针；19、无线接收线圈。Among them, 1. Microcontroller unit; 2. Heart rate measurement unit; 3. Skin surface temperature measurement unit; 4. Skin impedance measurement unit; 5. Acceleration measurement unit; 6. Bluetooth wireless communication unit; 7. Power management unit; 8 . Wireless charging receiving unit; 9. LED indicator light; 10. Motor vibration unit; 11. Intelligent terminal; 12. Housing; 13. Wristband; 14. Linear motor; 15. Lithium battery; 16. Conductive probe; 17 1. Optical sensor; 18. Thermal probe; 19. Wireless receiving coil.
具体实施方式detailed description
下面结合附图对本实用新型作进一步详细描述：Below in conjunction with accompanying drawing, the utility model is described in further detail:
参见图1，一种融合多传感器的人体生理特征信息采集装置，该装置有微控制器单元1，心率测量单元2，皮表温度测量单元3，皮肤阻抗测量单元4，加速度测量单元5，蓝牙无线通讯单元6，电源管理单元7，无线充电接收单元8，LED指示灯9及马达振动单元10。微控制器单元1分别与心率测量单元2、皮表温度测量单元3、皮肤阻抗测量单元4、加速度测量单元5、蓝牙无线通讯单元6、电源管理单元7、LED指示灯9相连，微控制器单元1、心率测量单元2、皮表温度测量单元3、加速度测量单元5、马达振动单元10分别与电源管理单元7相连，无线充电接收单元8与电源管理单元7相连，蓝牙无线通讯单元6与智能终端11进行无线连接。本实用新型采用腕带式采集装置采集上述人体生理信号(心率、皮肤温度、皮肤阻抗)及生物动力学信号(加速度)，并将采集的数据传送给移动智能终端(电脑或智能手机)，在智能终端进行多维度生理特征信息的图形化展示，并将数据加上时间戳保存至终端或通过网络连接上传至云端服务器。Referring to Fig. 1, a device for collecting human physiological characteristic information by fusion of multiple sensors, the device has a microcontroller unit 1, a heart rate measurement unit 2, a skin surface temperature measurement unit 3, a skin impedance measurement unit 4, an acceleration measurement unit 5, and a bluetooth A wireless communication unit 6 , a power management unit 7 , a wireless charging receiving unit 8 , an LED indicator light 9 and a motor vibration unit 10 . The microcontroller unit 1 is connected to the heart rate measurement unit 2, the skin surface temperature measurement unit 3, the skin impedance measurement unit 4, the acceleration measurement unit 5, the Bluetooth wireless communication unit 6, the power management unit 7, and the LED indicator light 9. Unit 1, heart rate measurement unit 2, skin surface temperature measurement unit 3, acceleration measurement unit 5, and motor vibration unit 10 are respectively connected to the power management unit 7, the wireless charging receiving unit 8 is connected to the power management unit 7, and the Bluetooth wireless communication unit 6 is connected to the power management unit 7. The smart terminal 11 performs a wireless connection. The utility model adopts a wristband-type acquisition device to collect the above-mentioned human physiological signals (heart rate, skin temperature, skin impedance) and biodynamic signals (acceleration), and transmits the collected data to a mobile intelligent terminal (computer or smart phone). The smart terminal displays multi-dimensional physiological characteristic information graphically, and saves the data with a time stamp to the terminal or uploads it to the cloud server through a network connection.
蓝牙无线通讯单元6由低功耗BLE蓝牙芯片DA14580及其外围电路构成；微控制器单元1由MAX32600及其外围电路构成；电源管理单元7由充电芯片BQ24040，低压差稳压芯片TLV70033及其外围电路构成及锂电池15构成；马达振动单元10由驱动芯片DRV2605及线性马达14构成；无线充电接收单元8由IDTP9028AC及外围电路和无线接收线圈19构成，无线接收线圈19位于朝向壳体12的底部位置。Bluetooth wireless communication unit 6 is composed of low-power BLE Bluetooth chip DA14580 and its peripheral circuits; microcontroller unit 1 is composed of MAX32600 and its peripheral circuits; power management unit 7 is composed of charging chip BQ24040, low-dropout regulator chip TLV70033 and its peripheral circuits Circuit configuration and lithium battery 15; motor vibration unit 10 is composed of drive chip DRV2605 and linear motor 14; wireless charging receiving unit 8 is composed of IDTP9028AC and peripheral circuits and wireless receiving coil 19, and wireless receiving coil 19 is located towards the bottom of housing 12 Location.
心率测量单元2由光学传感器AS7000及其外围电路构成，朝向壳体12的底部位置；皮表温度测量单元3由温度传感器LMT70及导热探针18构成，导热探针18朝向壳体12的底部位置；皮肤阻抗测量单元4是通过导电探针16接触手腕皮表；加速度测量单元5由传感器LIS3DH及其外围电路构成。The heart rate measurement unit 2 is composed of an optical sensor AS7000 and its peripheral circuits, facing the bottom of the housing 12; the skin surface temperature measurement unit 3 is composed of a temperature sensor LMT70 and a thermal probe 18, and the thermal probe 18 is facing the bottom of the housing 12 The skin impedance measurement unit 4 contacts the wrist skin watch through the conductive probe 16; the acceleration measurement unit 5 is composed of the sensor LIS3DH and its peripheral circuit.
下面对本实用新型的操作过程做详细描述：The operating process of the present utility model is described in detail below:
腕带式采集装置示意如图1所示，用户只需如图2所示佩戴在腕部，便可使用。当开启心率测量单元2时，光学传感器7用光照射皮肤表面，血液和周围组织分别吸收不同量的光，未被吸收的光则被反射回光学传感器7，由光学传感器7内部算法计算出心率值送给微控制器单元1。同时也可以通过皮表温度测量单元3、皮肤阻抗测量单元4、加速度测量单元5测量皮肤温度、皮肤阻抗及生物动力学信号(加速度)，微控制器单元1将采集到的数据通过蓝牙无线通讯单元6发送至智能终端11进行数据图形绘制和保存，当该图1中的设备放置于无线充电发射单元时，LED指示灯9用于显示当前设备的充电状态。当该采集设备与智能终端11超出蓝牙的有效传输距离，智能终端11会发出告警信息，如蜂鸣提醒，同时智能终端11通过蓝牙发送指令到微控制器单元1，微控制器单元1根据指令控制马达振动单元10震动进行提示。若采集设备数分钟搜索配对不上智能终端11，会进入休眠状态，只进行数据接收，直到智能终端发送指令将其唤醒。The schematic diagram of the wristband acquisition device is shown in Figure 1, and the user only needs to wear it on the wrist as shown in Figure 2 to use it. When the heart rate measurement unit 2 is turned on, the optical sensor 7 irradiates the skin surface with light, the blood and surrounding tissues absorb different amounts of light respectively, and the unabsorbed light is reflected back to the optical sensor 7, and the heart rate is calculated by the internal algorithm of the optical sensor 7 The value is sent to microcontroller unit 1. At the same time, the skin temperature, skin impedance and biodynamic signal (acceleration) can also be measured through the skin surface temperature measurement unit 3, the skin impedance measurement unit 4, and the acceleration measurement unit 5, and the microcontroller unit 1 transmits the collected data through Bluetooth wireless communication. The unit 6 sends it to the smart terminal 11 to draw and save data graphics. When the device in FIG. 1 is placed on the wireless charging transmitter unit, the LED indicator 9 is used to display the charging status of the current device. When the acquisition device and the intelligent terminal 11 exceed the effective transmission distance of Bluetooth, the intelligent terminal 11 will send out an alarm message, such as a buzzer reminder, and at the same time, the intelligent terminal 11 sends an instruction to the microcontroller unit 1 through Bluetooth, and the microcontroller unit 1 according to the instruction Control the motor vibration unit 10 to vibrate to prompt. If the acquisition device can't search and pair with the smart terminal 11 within a few minutes, it will enter a dormant state and only receive data until the smart terminal sends an instruction to wake it up.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107095664A (en) * | 2017-04-17 | 2017-08-29 | 大新县科学技术情报研究所（大新县生产力促进中心） | A kind of special population electronic monitoring bracelet based on wireless charging |
| WO2018218872A1 (en) * | 2017-05-27 | 2018-12-06 | 深圳讯丰通医疗股份有限公司 | Wearable electromyography biofeedback therapeutic device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107095664A (en) * | 2017-04-17 | 2017-08-29 | 大新县科学技术情报研究所（大新县生产力促进中心） | A kind of special population electronic monitoring bracelet based on wireless charging |
| WO2018218872A1 (en) * | 2017-05-27 | 2018-12-06 | 深圳讯丰通医疗股份有限公司 | Wearable electromyography biofeedback therapeutic device |
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