WO2018098794A1 - 一种压电电缆圆筒缠绕结构的智能枕头 - Google Patents
一种压电电缆圆筒缠绕结构的智能枕头 Download PDFInfo
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- WO2018098794A1 WO2018098794A1 PCT/CN2016/108306 CN2016108306W WO2018098794A1 WO 2018098794 A1 WO2018098794 A1 WO 2018098794A1 CN 2016108306 W CN2016108306 W CN 2016108306W WO 2018098794 A1 WO2018098794 A1 WO 2018098794A1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
Definitions
- the present invention relates to the field of smart pillows, and more particularly to a smart pillow of a piezoelectric cable cylinder winding structure.
- Sleep quality is an important part of affecting people's physical and mental health. Only when the human body sleep information is mastered can appropriate improvement measures be taken to improve sleep quality.
- the existing sleep monitoring products are divided into three categories: professional polysomnography, sleep monitoring bracelet and sleep monitoring mattress pillows. Polysomnography obtains sleep data by testing indicators such as EEG, eye movement, ECG, blood oxygen, body motion, etc.
- the results are accurate, but the structure is complex and expensive, and can only be carried out in professional testing institutions such as hospitals; Sleep monitoring bracelet
- the acceleration module is used to test the body motion to obtain sleep data, the price is cheap, but the result is not accurate enough, and the user needs to wear, which affects the user experience;
- the non-wearing device such as the sleep monitoring mattress and the pillow obtains the user's body movement, breathing, and the piezoelectric sensing module.
- the heart rate and other data, and then the user's sleep data according to the algorithm, without the user wearing and using, does not affect the user's sleep habits, simple and convenient.
- the existing sleep monitoring pillow mattresses and the like generally use piezoelectric films for piezoelectric sensing, but the piezoelectric film has a small area and requires additional packaging, and the piezoelectric film required for human sleep monitoring is relatively expensive.
- the present invention provides a smart pillow for a piezoelectric cable cylinder winding structure, which uses a piezoelectric cable in a human body.
- the deformation induction signal that occurs during sleep obtains human sleep data, and the monitoring data is accurate and low in cost.
- a smart pillow of a piezoelectric cable cylinder winding structure comprises a pillow body, a piezoelectric cable sensor is arranged inside the pillow body, and the piezoelectric cable sensor is connected with a magnification for amplifying the piezoelectric signal generated by the piezoelectric cable sensor.
- a filter circuit the amplification filter circuit is connected with an analog-to-digital conversion circuit for converting the piezoelectric signal into a digital signal, and the analog-to-digital conversion circuit is connected with a process for performing analysis and processing of the digital signal.
- the piezoelectric cable sensor includes an elastic cylinder and is wound around the surface of the elastic cylinder Piezoelectric cable.
- the spacing of the piezoelectric cables on the surface of the elastic cylinder is 0 to 10 cm.
- the spacing of the piezoelectric cables on the surface of the elastic cylinder is 8 cm.
- the pillow body is divided into a headrest portion and a neck pillow portion, and a piezoelectric cable sensor is disposed in the neck pillow portion.
- the amplification filter circuit, the analog-to-digital conversion circuit, the data processing module, the wireless communication module, and the processor chip are all disposed in a casing, and the casing is disposed inside the pillow body or outside the pillow body.
- the wireless communication module is a Bluetooth module.
- the present invention provides a smart pillow of a piezoelectric cable cylinder winding structure, which is deformed by an elastic cylinder and is driven to generate a piezoelectric cable.
- the deformation changes the charge to generate the sensing signal, obtains the physiological characteristic signal of the human body, accurately monitors the sleep of the human body, and makes the piezoelectric cable achieve the effect close to the piezoelectric film.
- the structure is simple, the manufacturing is convenient, the cost is low, and the utility model is suitable for mass production.
- FIG. 1 is a schematic view of a smart pillow of a piezoelectric cable cylinder winding structure provided by the present invention
- FIG. 2 is a side view of a smart pillow of a piezoelectric cable cylinder winding structure provided by the present invention
- FIG. 3 is a schematic view of a piezoelectric cable sensor in a smart pillow of a piezoelectric cable cylinder winding structure according to the present invention
- FIG. 4 is a schematic diagram of a smart pillow of a piezoelectric cable cylinder winding structure provided by the present invention.
- the smart pillow comprises a pillow body 10, and the pillow body 10 is internally provided with a piezoelectric cable sensor 20, and the piezoelectric cable sensor 20 is connected with an amplification for amplifying the piezoelectric signal generated by the piezoelectric cable sensor.
- the filter circuit 30 is connected to the analog-to-digital conversion circuit 40 for converting the piezoelectric signal into a digital signal, and the analog-to-digital conversion circuit 40 is connected with a processor chip 50 for performing algorithm analysis processing on the digital signal, and the processor chip 50 is provided with a data processing module 60 for processing digital signals and a wireless communication module 70 for transmitting the processed data to a wireless client.
- the piezoelectric cable sensor 20 includes an elastic cylindrical cylinder 21 and is wound around the surface of the elastic cylindrical cylinder 21.
- the elastic cylindrical tube 21 when the person sleeps on the pillow body 10, the elastic cylindrical tube 21 is deformed and becomes flat, and the piezoelectric cable 22 on the surface of the elastic cylindrical tube 21 is deformed by the cylindrical tube 21, and the piezoelectric cable 22 is inside.
- the charge changes to produce a piezoelectric signal.
- the neck width of the human body is about 10 to 15 cm.
- the winding pitch of the piezoelectric cable 22 on the surface of the elastic cylindrical tube 21 is set to 0 to 10 cm, preferably 8 cm.
- at least one piece of piezoelectric cable 22 is directly under the neck of the human body.
- the piezoelectric cable 22 adopts a 3 60° winding design, so that the pressure change caused by the breathing and the heartbeat is transmitted to the piezoelectric cable 22 ⁇ , and a part is converted into the tensile stress along the piezoelectric cable 22, and the piezoelectric cable 22 is stressed.
- the sensitivity of the piezoelectric cable is improved, and the low-cost piezoelectric cable 22 is used to realize the monitoring effect of the high-cost piezoelectric film.
- the pillow body 10 is divided into a headrest portion 11 and a neck pillow portion 12, and a piezoelectric cable sensor 20 is disposed in the neck pillow portion 12.
- the amplification filter circuit 30, the analog-to-digital conversion circuit 40, the data processing module 60, the wireless communication module 70, and the processor chip 50 are all disposed in a casing 80, and the casing 80 is disposed in the pillow body 10 or outside the pillow body 10.
- the housing 60 is preferably disposed within the headrest portion 11 of the pillow body 10. If placed outside the pillow body 11, a cable is required to connect the piezoelectric cable to the housing 80.
- a power supply and a power management module for supplying power to the piezoelectric cable sensor 20, the amplification filter circuit 30, the analog-to-digital conversion circuit 40, the data processing module 60, and the wireless communication module 70 are generally provided in the housing 80.
- the housing 80 is further provided with an interface 81 for facilitating data communication and charging;
- the wireless communication module 70 is preferably a Bluetooth module.
- the smart pillow monitors the sleep process of the human body: the person sleeps on the pillow body 10, the neck of the person is in the neck pillow portion 12, and at least one piece of the piezoelectric cable 22 is directly under the neck of the human body; The gravity of the neck depression is deformed and becomes flat, and the piezoelectric cable 22 on the surface of the elastic cylinder 21 is driven by the cylindrical cylinder 21.
- the piezoelectric cable 22 When the deformation occurs, the piezoelectric cable 22 generates a piezoelectric signal by the piezoelectric effect and sends it to the amplification filter circuit 30.
- the amplification filter circuit 30 amplifies the piezoelectric signal and then supplies it to the analog-to-digital conversion circuit 40.
- the analog-to-digital conversion circuit 40 will The piezoelectric signal is converted into a digital signal, and the digital signal is processed by the data processing module 60 on the chip processor 50, and the processed signal is transmitted to the wireless client via the wireless communication module 70, so that the human body sleep can be obtained from the wireless client.
- the physiological characteristic signal is processed by a software algorithm and converted into a complete sleep map.
- the physiological characteristic signals include a respiratory signal, a heart rate signal, and a body motion signal.
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Abstract
一种压电电缆圆筒缠绕结构的智能枕头，包括枕头本体（10），枕头本体（10）内部设有压电电缆传感器（20），压电电缆传感器（20）连接有用于将压电电缆传感器（20）产生的压电信号放大的放大滤波电路（30），放大滤波电路（30）连接有用于将压电信号转换为数字信号的模数转换电路（40），模数转换电路（40）连接有用于将数字信号进行算法分析处理的处理器芯片（50）；压电电缆传感器（20）包括弹性圆柱筒（21）以及缠绕于弹性圆柱筒（21）表面的压电电缆（22）。压电电缆圆筒缠绕结构的智能枕头，利用弹性圆柱筒（21）受压发生形变，带动压电电缆（22）发生形变使其电荷发生变化产生感应信号，获得人体生理特征信号，准确监测人体睡眠，让压电电缆（22）达到了接近压电薄膜的效果，结构简单，制造方便，成本低廉。
Description
一种压电电缆圆筒缠绕结构的智能枕头
技术领域
[0001] 本发明涉及智能枕头领域， 特别是一种压电电缆圆筒缠绕结构的智能枕头。
背景技术
[0002] 睡眠质量是影响人身心健康的重要部分， 只有在掌握人体睡眠信息的前提下， 才能采取适当的改进措施提高睡眠质量。 现有的睡眠监测产品分为三大类分别 是专业多导睡眠仪、 睡眠监测手环和睡眠监测床垫枕头。 多导睡眠仪通过测试 脑电、 眼动、 心电、 血氧、 体动等指标获取睡眠数据， 结果精准， 但是结构复 杂， 价格昂贵， 只能在医院等专业检测机构进行； 睡眠监测手环通过加速度模 块测试体动获取睡眠数据， 价格便宜， 但是结果不够准确， 而且需要用户佩戴 ， 影响用户体验； 睡眠监测床垫、 枕头等非穿戴设备通过压电传感模块获取用 户体动、 呼吸、 心率等数据， 进而根据算法得到用户睡眠数据， 无需用户佩戴 使用， 不影响用户睡眠习惯， 简单方便。 但是现有的睡眠监测枕头床垫等一般 使用压电薄膜实现压电传感， 但压电薄膜面积较小且需要额外制作封装， 实现 人体睡眠监测所需压电薄膜面积较大成本高昂。
技术问题
[0003] 针对现有的睡眠监测采用压电薄膜实现压电传感， 成本高昂的问题， 本发明提 供了一种压电电缆圆筒缠绕结构的智能枕头， 该智能枕头利用压电电缆在人体 睡眠过程中发生的形变感应信号， 获得人体睡眠数据， 监测数据准确， 成本低 廉。
问题的解决方案
技术解决方案
[0004] 一种压电电缆圆筒缠绕结构的智能枕头， 包括枕头本体， 枕头本体内部设有压 电电缆传感器， 压电电缆传感器连接有用于将压电电缆传感器产生的压电信号 放大的放大滤波电路， 放大滤波电路连接有用于将压电信号转换为数字信号的 模数转换电路， 模数转换电路连接有用于将数字信号进行算法分析处理的处理
器芯片，处理器芯片上设有将数字信号进行处理的数据处理模块和用于将处理过 的数据传输至无线客户端的无线通信模块； 压电电缆传感器包括弹性圆柱筒以 及缠绕于弹性圆柱筒表面的压电电缆。
[0005] 优选地， 弹性圆柱筒表面上的压电电缆的间隔为 0〜10cm。
[0006] 优选地， 弹性圆柱筒表面上的压电电缆的间隔为 8cm。
[0007] 优选地， 枕头本体分为头枕部和颈枕部， 压电电缆传感器设置在颈枕部内。
[0008] 优选地， 放大滤波电路、 模数转换电路、 数据处理模块、 无线通信模块以及处 理器芯片都设置在一壳体内， 壳体设置在枕头本体内或枕头本体外。
[0009] 更优选地， 无线通信模块为蓝牙模块。
发明的有益效果
有益效果
[0010] 与现有技术相比， 本发明的有益效果在于： 本发明提供一种压电电缆圆筒缠绕 结构的智能枕头， 该智能枕头利用弹性圆柱筒受压发生形变， 带动压电电缆发 生形变使其电荷发生变化产生感应信号， 获得人体生理特征信号， 准确监测人 体睡眠， 让压电电缆达到了接近压电薄膜的效果， 结构简单， 制造方便， 成本 低廉， 适合大规模生产。
对附图的简要说明
附图说明
[0011] 图 1为本发明提供的一种压电电缆圆筒缠绕结构的智能枕头的示意图；
[0012] 图 2为本发明提供的一种压电电缆圆筒缠绕结构的智能枕头的侧视图；
[0013] 图 3为本发明提供的一种压电电缆圆筒缠绕结构的智能枕头中压电电缆传感器 的示意图；
[0014] 图 4为本发明提供的一种压电电缆圆筒缠绕结构的智能枕头的原理示意图。
实施该发明的最佳实施例
本发明的最佳实施方式
[0015] 根据附图对本发明提供的优选实施方式做具体说明。
[0016] 图 1至图 4， 为本发明提供的一种压电电缆圆筒缠绕结构的智能枕头的优选实施
方式。 如图 1至图 4所示， 该智能枕头包括枕头本体 10， 枕头本体 10内部设有压 电电缆传感器 20， 压电电缆传感器 20连接有用于将压电电缆传感器产生的压电 信号放大的放大滤波电路 30， 放大滤波电路 30连接有用于将压电信号转换为数 字信号的模数转换电路 40， 模数转换电路 40连接有用于将数字信号进行算法分 析处理的处理器芯片 50,处理器芯片 50上设有将数字信号进行处理的数据处理模 块 60和用于将处理过的数据传输至无线客户端的无线通信模块 70， 压电电缆传 感器 20包括弹性圆柱筒 21以及缠绕于弹性圆柱筒 21表面的压电电缆 22， 在人睡 在枕头本体 10上吋， 弹性圆柱筒 21发生形变， 变为扁平， 弹性圆柱筒 21表面的 压电电缆 22受圆柱筒 21带动发生形变， 压电电缆 22内的电荷发生变化， 产生压 电信号。
[0017] 人体颈部宽度约为 10〜15cm， 为实现采集人体呼吸、 心率等生理体征信号， 将 压电电缆 22在弹性圆柱筒 21表面上的缠绕间距设置为 0〜10cm， 优选为 8cm， 以 保证人体躺下吋至少有一段压电电缆 22处于人体颈部正下方。 压电电缆 22采用 3 60°缠绕设计， 使得人体因呼吸、 心跳导致的压力变化传导至压电电缆 22吋， 一 部分转化为沿压电电缆 22方向的拉伸应力， 提高压电电缆 22对应力的灵敏度， 从而提高压电电缆的探测范围， 用低成本的压电电缆 22实现高成本的压电薄膜 的监测效果。
[0018] 如图 2所示， 枕头本体 10分为头枕部 11和颈枕部 12， 压电电缆传感器 20设置在 颈枕部 12内。 放大滤波电路 30、 模数转换电路 40、 数据处理模块 60、 无线通信 模块 70以及处理器芯片 50都设置在一壳体 80内， 壳体 80设置在枕头本体 10内或 枕头本体 10外。 具体来说， 该壳体 60优选设置在枕头本体 10的头枕部 11内。 若 放置于枕头本体 11外， 需要使用电缆对压电电缆和壳体 80进行连接。 壳体 80内 一般还设有为压电电缆传感器 20、 放大滤波电路 30、 模数转换电路 40、 数据处 理模块 60以及无线通信模块 70供电的电源以及电源管理模块。 壳体 80上还设有 接口 81， 便于数据联通和充电； 无线通信模块 70优选为蓝牙模块。
[0019] 该智能枕头监测人体睡眠的过程为： 人睡在枕头本体 10上， 人的颈部处于颈枕 部 12， 至少有一段压电电缆 22处于人体颈部正下方； 弹性圆柱筒 21受颈部下压 的重力发生形变， 变为扁平， 弹性圆柱筒 21表面的压电电缆 22受圆柱筒 21带动
发生形变， 压电电缆 22通过压电效应产生压电信号并输送至放大滤波电路 30， 放大滤波电路 30对压电信号放大后， 再输送至模数转换电路 40， 模数转换电路 4 0将压电信号转换为数字信号， 数字信号经芯片处理器 50上的数据处理模块 60进 行处理， 处理后的信号经无线通信模块 70传输至无线客户端， 这样就可从无线 客户端获得人体睡眠吋生理特征信号， 并通过软件算法处理， 转换为完整的睡 眠图。 该生理特征信号包括呼吸信号、 心率信号和体动信号。
综上所述， 本发明的技术方案可以充分有效的实现上述发明目的， 且本发明 的结构及功能原理都已经在实施例中得到充分的验证， 能达到预期的功效及目 的， 在不背离本发明的原理和实质的前提下， 可以对发明的实施例做出多种变 更或修改。 因此， 本发明包括一切在专利申请范围中所提到范围内的所有替换 内容， 任何在本发明申请专利范围内所作的等效变化， 皆属本案申请的专利范 围之内。
Claims
权利要求书
一种压电电缆圆筒缠绕结构的智能枕头， 包括枕头本体， 枕头本体内 部设有压电电缆传感器， 压电电缆传感器连接有用于将压电电缆传感 器产生的压电信号放大的放大滤波电路， 放大滤波电路连接有用于将 压电信号转换为数字信号的模数转换电路， 模数转换电路连接有用于 将数字信号进行算法分析处理的处理器芯片,处理器芯片上设有将数 字信号进行处理的数据处理模块和用于将处理过的数据传输至无线客 户端的无线通信模块； 其特征在于， 压电电缆传感器包括弹性圆柱筒 以及缠绕于弹性圆柱筒表面的压电电缆。
根据权利要求 1所述的压电电缆圆筒缠绕结构的智能枕头， 其特征在 于： 弹性圆柱筒表面上的压电电缆的间隔为 0〜 10cm。
根据权利要求 1所述的压电电缆圆筒缠绕结构的智能枕头， 其特征在 于： 弹性圆柱筒表面上的压电电缆的间隔为 8cm。
根据权利要求 1所述的压电电缆圆筒缠绕结构的智能枕头， 其特征在 于： 枕头本体分为头枕部和颈枕部， 压电电缆传感器设置在颈枕部内
[权利要求 5] 根据权利要求 1所述的压电电缆圆筒缠绕结构的智能枕头， 其特征在 于： 放大滤波电路、 模数转换电路、 数据处理模块、 无线通信模块以 及处理器芯片都设置在一壳体内， 壳体设置在枕头本体内或枕头本体 外。
[权利要求 6] 根据权利要求 5所述的压电电缆圆筒缠绕结构的智能枕头， 其特征在 于： 无线通信模块为蓝牙模块。
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