CN109907423B - Piezoelectric power generation shoes - Google Patents
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- CN109907423B CN109907423B CN201910217194.3A CN201910217194A CN109907423B CN 109907423 B CN109907423 B CN 109907423B CN 201910217194 A CN201910217194 A CN 201910217194A CN 109907423 B CN109907423 B CN 109907423B
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- 238000010248 power generation Methods 0.000 title claims description 11
- 210000001872 metatarsal bone Anatomy 0.000 claims abstract description 51
- 238000004146 energy storage Methods 0.000 claims description 15
- 239000000919 ceramic Substances 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 4
- 238000010361 transduction Methods 0.000 claims description 2
- 230000026683 transduction Effects 0.000 claims description 2
- 210000000988 bone and bone Anatomy 0.000 abstract description 17
- 238000006243 chemical reaction Methods 0.000 abstract description 17
- 210000001255 hallux Anatomy 0.000 abstract description 11
- 210000003371 toe Anatomy 0.000 abstract description 5
- 230000002463 transducing effect Effects 0.000 description 7
- 210000002683 foot Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 210000000454 fifth toe Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000013316 zoning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004744 fore-foot Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
本发明提供了一种压电发电鞋子，包括鞋底，其中所述的第一趾骨区、第一和第二跖骨区、第三至第五跖骨区、外足弓区和足跟区内均安装有压垫片；所述的第一和第二跖骨区内的压垫片的厚度大于等于足跟区内的压垫片的厚度；所述的足跟区内的压垫片的厚度大于第三至第五跖骨区内的压垫片的厚度；所述的第三至第五跖骨区内的压垫片的厚度大于等于第一趾骨区内的压垫片的厚度；所述的第一趾骨区的压电片的厚度大于外足弓区内的压垫片的厚度。本发明的发电鞋根据鞋底不同分区收到压强大小不同的生理特性，布设不同厚度的发电片，布局合理，能够最大程度地实现力电转换，提高发电鞋的力电转换效率。
The invention provides a piezoelectric power-generating shoe, including a sole, wherein the first toe bone area, the first and second metatarsal areas, the third to fifth metatarsal areas, the outer arch area and the heel area are all installed There are pressure pads; the thickness of the pressure pads in the first and second metatarsal areas is greater than or equal to the thickness of the pressure pads in the heel area; the thickness of the pressure pads in the heel area is greater than the thickness of the pressure pads in the heel area. The thickness of the pressure pad in the third to fifth metatarsal areas; the thickness of the pressure pad in the third to fifth metatarsal areas is greater than or equal to the thickness of the pressure pad in the first phalanx area; the first The thickness of the piezoelectric sheet in the toe bone area is greater than the thickness of the pressure pad in the outer arch area. The power-generating shoes of the present invention are arranged with power-generating sheets of different thicknesses according to the different physiological characteristics of the pressure received in different zones of the sole. The layout is reasonable, which can maximize the power-to-electricity conversion and improve the power-to-power conversion efficiency of the power-generating shoes.
Description
技术领域Technical field
本发明属于生活用品领域，涉及发电鞋，具体涉及一种压电发电鞋。The invention belongs to the field of daily necessities, relates to power-generating shoes, and specifically relates to a piezoelectric power-generating shoe.
背景技术Background technique
日常生活中，人们处于行走状态的时候，时时刻刻都在消耗能量并将这些能量耗散在环境中。目前已经出现一些鞋子，利用鞋子内部的转化装置在将人体行走时的动能转化为电能。但是这些鞋子的转化装置往往采用复杂的机械结构，机械传动易磨损和出故障。若这些鞋子能将转化的电能存储并适用于手机、MP3 等低功率的电子设备进行充电，则这些鞋子将会受到人们的青睐和具有广泛的市场前景。In daily life, when people are walking, they consume energy all the time and dissipate this energy in the environment. There are already some shoes that use conversion devices inside the shoes to convert the kinetic energy of the human body into electrical energy when walking. However, the conversion devices of these shoes often use complex mechanical structures, and the mechanical transmission is prone to wear and failure. If these shoes can store the converted electrical energy and be suitable for charging low-power electronic devices such as mobile phones and MP3 players, these shoes will be favored by people and have broad market prospects.
现有技术公开了一种压电发电鞋子，包括鞋底，所述鞋底前脚掌处设置有两片以上的压电陶瓷片，所述鞋底后跟处的内腔中设置有整流滤波模块和储能放电模块，所述鞋底跟上设置有通用异步收发传输器 转接口，所述压电陶瓷片并联接入整流滤波模块，所述整流滤波模块与储能放电模块连接，所述通用异步收发传输器 转接口与储能放电模块连接。The prior art discloses a piezoelectric power-generating shoe, which includes a sole. More than two piezoelectric ceramic sheets are provided at the forefoot of the sole. A rectification filter module and an energy storage and discharge module are provided in the inner cavity at the heel of the sole. module, the sole heel is provided with a universal asynchronous receiving and transmitting transmitter interface, the piezoelectric ceramic sheet is connected in parallel to a rectification and filtering module, the rectifying and filtering module is connected to the energy storage and discharge module, and the universal asynchronous receiving and transmitting transmitter interface The interface is connected to the energy storage and discharge module.
现有技术中还公开了一种将机械能转换为电能的多功能发电鞋，包括整体框架结构，和安装在该整体框架结构内的压电发电装置、电磁感应发电装置、光能发电装置、整流稳压超级电容电路、加热装置、计步器装置、自动系鞋带装置、电量显示装置、感光照明装置，各部件相互配合能够将人体耗散的机械能收集并转换成为电能。本发明提供的多功能发电鞋具有发电量大、重量轻、结构稳定、成本低。The prior art also discloses a multifunctional power generation shoe that converts mechanical energy into electrical energy, including an overall frame structure, and a piezoelectric power generation device, an electromagnetic induction power generation device, a photovoltaic power generation device, and a rectifier installed in the overall frame structure. The voltage-stabilizing supercapacitor circuit, heating device, pedometer device, automatic shoelace device, power display device, and photosensitive lighting device all work together to collect and convert the mechanical energy dissipated by the human body into electrical energy. The multifunctional power-generating shoes provided by the invention have the characteristics of large power generation capacity, light weight, stable structure and low cost.
虽然现有技术中已经公开了发电鞋子，但是现有技术中的发电鞋子对鞋底压力的利用率太低，压电陶瓷片布局不合理，难以高效发电。Although power-generating shoes have been disclosed in the prior art, the utilization rate of sole pressure of the power-generating shoes in the prior art is too low, the layout of the piezoelectric ceramic sheets is unreasonable, and it is difficult to generate electricity efficiently.
发明内容Contents of the invention
针对上述现有技术的不足与缺陷，本发明的目的在于提供一种压电发电鞋，解决现有技术中的压电发电鞋子的力电转换效率低的技术问题。In view of the shortcomings and defects of the above-mentioned prior art, the purpose of the present invention is to provide a piezoelectric power-generating shoe to solve the technical problem of low force-to-electricity conversion efficiency of piezoelectric power-generating shoes in the prior art.
为了解决上述技术问题，本申请采用如下技术方案予以实现：In order to solve the above technical problems, this application adopts the following technical solutions to achieve:
一种压电发电鞋子，包括鞋底，所述的鞋底从前端至后端依次设置有与人体脚掌对应的趾骨区、跖骨区、足弓区和足跟区；所述的趾骨区包括位于鞋底内侧的第一趾骨区和位于鞋底外侧的第二至第五趾骨区；所述的跖骨区包括位于鞋底内侧的第一和第二跖骨区和位于鞋底外侧的第三至第五跖骨区；所述的足弓区包括位于鞋底内侧的内足弓区和位于鞋底外侧的外足弓区；A piezoelectric power-generating shoe, including a sole. The sole is provided with a toe bone area, a metatarsal area, an arch area and a heel area that correspond to the soles of human feet in sequence from the front end to the rear end; the toe bone area includes a toe bone area located on the inside of the sole. The first toe bone area and the second to fifth toe bone areas located on the outside of the sole; the metatarsal area includes the first and second metatarsal areas located on the inside of the sole and the third to fifth metatarsal areas located on the outside of the sole; The arch area includes the inner arch area located on the inside of the sole and the outer arch area located on the outside of the sole;
所述的第一趾骨区、第一和第二跖骨区、第三至第五跖骨区、外足弓区和足跟区内均安装有压电片；所述的第一和第二跖骨区内的压电片的厚度大于等于足跟区内的压电片的厚度；所述的足跟区内的压电片的厚度大于第三至第五跖骨区内的压电片的厚度；所述的第三至第五跖骨区内的压电片的厚度大于等于第一趾骨区内的压电片的厚度；所述的第一趾骨区的压电片的厚度大于外足弓区内的压电片的厚度。Piezoelectric sheets are installed in the first toe area, the first and second metatarsal areas, the third to fifth metatarsal areas, the outer arch area and the heel area; the first and second metatarsal areas The thickness of the piezoelectric sheet in the heel area is greater than or equal to the thickness of the piezoelectric sheet in the heel area; the thickness of the piezoelectric sheet in the heel area is greater than the thickness of the piezoelectric sheet in the third to fifth metatarsal areas; so The thickness of the piezoelectric sheet in the third to fifth metatarsal areas is greater than or equal to the thickness of the piezoelectric sheet in the first toe bone area; the thickness of the piezoelectric sheet in the first toe bone area is greater than the thickness of the piezoelectric sheet in the outer arch area. The thickness of the piezoelectric sheet.
本发明还具有如下技术特征：The invention also has the following technical features:
所述的压电片采用基于d33换能模式的压电陶瓷制成。The piezoelectric sheet is made of piezoelectric ceramics based on the d33 energy conversion mode.
所述的第一和第二跖骨区内的压电片的厚度为足跟区内的压电片的厚度的1～1.5倍；所述的足跟区内的压电片的厚度为第三至第五跖骨区内的压电片的厚度的1.5～2倍；所述的第三至第五跖骨区内的压电片的厚度为第一趾骨区内的压电片的厚度的1～1.5倍；所述的第一趾骨区的压电片的厚度为外足弓区内的压电片的厚度的1.5～2倍；。The thickness of the piezoelectric sheet in the first and second metatarsal areas is 1 to 1.5 times the thickness of the piezoelectric sheet in the heel area; the thickness of the piezoelectric sheet in the heel area is 1 to 1.5 times the thickness of the piezoelectric sheet in the heel area. to 1.5 to 2 times the thickness of the piezoelectric sheet in the fifth metatarsal area; the thickness of the piezoelectric sheet in the third to fifth metatarsal areas is 1 to 1 to 2 times the thickness of the piezoelectric sheet in the first phalanx area. 1.5 times; the thickness of the piezoelectric sheet in the first toe bone area is 1.5 to 2 times the thickness of the piezoelectric sheet in the outer arch area.
所述的第二至第五趾骨区内安装有整流滤波模块和储能放电模块，所述压电片并联接入整流滤波模块，所述整流滤波模块与储能放电模块连接。A rectifier filter module and an energy storage and discharge module are installed in the second to fifth toe bone areas. The piezoelectric sheet is connected in parallel to the rectifier filter module, and the rectifier filter module is connected to the energy storage and discharge module.
所述的储能放电模块上设置有通用异步收发传输器转接口。The energy storage and discharge module is provided with a universal asynchronous receiving and receiving transmitter interface.
所述的内足弓区的宽度为外足弓区宽度的2倍。The width of the inner arch area is twice the width of the outer arch area.
所述的鞋底采用弹性材料制成。The sole is made of elastic material.
本发明与现有技术相比，有益的技术效果是：Compared with the existing technology, the beneficial technical effects of the present invention are:
（Ⅰ）本发明的发电鞋根据鞋底不同分区收到压强大小不同的生理特性，布设不同厚度的发电片，布局合理，能够最大程度地实现力电转换，提高发电鞋的力电转换效率。(Ⅰ) The power-generating shoes of the present invention have different physiological characteristics of different pressures received in different zones of the soles, and have power-generating sheets of different thicknesses. The layout is reasonable, which can maximize the power-to-electricity conversion and improve the power-to-power conversion efficiency of the power-generating shoes.
（Ⅱ）本发明的各压电片近似矩形或圆形，可根据需要多层布设或多个小压电片拼装，因而压电片数量众多，发电量大。(II) Each piezoelectric piece of the present invention is approximately rectangular or circular, and can be arranged in multiple layers or assembled into multiple small piezoelectric pieces as needed. Therefore, the number of piezoelectric pieces is large and the amount of power generated is large.
（Ⅲ）本发明的发电鞋构造简单，易于生产，机械能损失少，最大程度的利用使用者行走过程中的荷载。(III) The power-generating shoe of the present invention has a simple structure, is easy to produce, has less mechanical energy loss, and can maximize the utilization of the user's load during walking.
附图说明Description of the drawings
图1是本发明的鞋底分区和亚垫片的布设结构示意图。Figure 1 is a schematic diagram of the arrangement structure of sole partitions and sub-gaskets of the present invention.
图2是实施例1的压电发电鞋的结构示意图。Figure 2 is a schematic structural diagram of the piezoelectric power-generating shoe of Embodiment 1.
图3是实施例2的压电发电鞋的结构示意图。Fig. 3 is a schematic structural diagram of the piezoelectric power-generating shoe of Embodiment 2.
图4是人体足底压强分布示意图。。Figure 4 is a schematic diagram of the pressure distribution on the human foot. .
图5是各种压电片的力-电转换模式示意图。Figure 5 is a schematic diagram of the force-to-electricity conversion modes of various piezoelectric sheets.
图中各个标号的含义为：1-第一趾骨区，2-第二至第五趾骨区，3-第一和第二跖骨区，4-第三至第五跖骨区，5-内足弓区，6-外足弓区，7-足跟区，8-鞋底，9-有压电片，10-高鞋跟，11-压电换能装置，12-整流滤波模块，13-储能放电模块；1101-刚性壳体，1102-承压盖板，1103-传力机构，1104-基于d15换能模式的压电换能机构。The meaning of each number in the figure is: 1-first phalanx area, 2-second to fifth phalanx area, 3-first and second metatarsal area, 4-third to fifth metatarsal area, 5-inner arch Area, 6-outer arch area, 7-heel area, 8-sole, 9-with piezoelectric sheet, 10-high heel, 11-piezoelectric transducer device, 12-rectifier filter module, 13-energy storage Discharge module; 1101-rigid shell, 1102-pressure cover, 1103-force transmission mechanism, 1104-piezoelectric transducer mechanism based on d 15 transducer mode.
以下结合附图和实施例对本发明的具体内容作进一步详细解释说明。The specific content of the present invention will be further explained in detail below with reference to the accompanying drawings and examples.
具体实施方式Detailed ways
需要说明的是，根据申请人的大量测试和研究表明，对于一般正常人而言，足底各部位压强的大小排列顺序如图4所示，从大到小依次是所述的第一和第二跖骨区3＞足跟区7＞第三至第五跖骨区4＞第一趾骨区1＞外足弓区6＞第二至第五趾骨区2。It should be noted that, according to a large number of tests and research conducted by the applicant, for ordinary normal people, the order of pressure at various parts of the foot is as shown in Figure 4. From largest to smallest, they are the first and third. Second metatarsal area 3>Heel area 7>Third to fifth metatarsal area 4>First phalanx area 1>Outer arch area 6>Second to fifth phalanx area 2.
需要说明的是：所述的压电片采用基于d33换能模式的压电陶瓷制成，即采用d33换能模式的压电发电片，所述的基于d15换能模式的压电换能机构中采用的压电俘能器记为第二压电片，第二压电片采用基于d15换能模式的压电陶瓷制成，即采用d15换能模式的压电发电片，均为已知的市售产品。d15和d33换能模式的指的是：某些电介质在沿一定方向上受到外力作用而变形时，其内部会产生极化现象，同时在它的两个相对表面上出现正负相反的电荷。当外力去掉后，它又会恢复到不带电的状态，这种机械能转化为电能的现象称为正压电效应。It should be noted that: the piezoelectric sheet is made of piezoelectric ceramics based on the d 33 energy conversion mode, that is, the piezoelectric power generation sheet using the d 33 energy conversion mode, and the piezoelectric ceramics based on the d 15 energy conversion mode. The piezoelectric energy capture device used in the transducer mechanism is recorded as the second piezoelectric sheet. The second piezoelectric sheet is made of piezoelectric ceramics based on the d 15 transducing mode, that is, a piezoelectric generating sheet using the d 15 transducing mode. , are all known commercially available products. The d 15 and d 33 energy conversion modes refer to the following: When certain dielectrics are deformed by external forces in a certain direction, polarization will occur inside the medium, and at the same time, positive and negative polarities will appear on its two opposite surfaces. charge. When the external force is removed, it will return to its uncharged state. This phenomenon of converting mechanical energy into electrical energy is called the positive piezoelectric effect.
依据压电材料电荷产生特性的不同，如图5所示，可将正压电效应的力-电转换模式分为三种类型：According to the different charge generation characteristics of piezoelectric materials, as shown in Figure 5, the force-to-electricity conversion mode of the positive piezoelectric effect can be divided into three types:
（A）d31模式，沿电轴x方向施加作用力F，在与光轴z垂直的平面上产生电荷；(A) d 31 mode, applying force F along the electric axis x direction, generating charges on the plane perpendicular to the optical axis z;
（B）d33模式，沿光轴z方向施加作用力F，在与光轴z垂直的平面上产生电荷；(B) d 33 mode, applying force F along the optical axis z direction, generating charges on the plane perpendicular to the optical axis z;
（C）d15模式，沿f方向施加剪切力F，在与电轴x垂直的平面上产生电荷。(C) d 15 mode, applying shear force F along the f direction, generating charges on a plane perpendicular to the electric axis x.
以下给出本发明的具体实施例，需要说明的是本发明并不局限于以下具体实施例，凡在本申请技术方案基础上做的等同变换均落入本发明的保护范围。Specific embodiments of the present invention are given below. It should be noted that the present invention is not limited to the following specific embodiments. All equivalent transformations based on the technical solution of this application fall within the protection scope of the present invention.
实施例：Example:
遵从上述技术方案，本实施例给出一种压电发电鞋，如图1和图2所示，包括鞋底8，所述的鞋底8从前端至后端依次设置有与人体脚掌对应的趾骨区、跖骨区、足弓区和足跟区7；所述的趾骨区包括位于鞋底8内侧的第一趾骨区1和位于鞋底8外侧的第二至第五趾骨区2；所述的跖骨区包括位于鞋底8内侧的第一和第二跖骨区3和位于鞋底8外侧的第三至第五跖骨区4；所述的足弓区包括位于鞋底8内侧的内足弓区5和位于鞋底8外侧的外足弓区6；Following the above technical solution, this embodiment provides a piezoelectric power-generating shoe, as shown in Figures 1 and 2, including a sole 8. The sole 8 is sequentially provided with phalange areas corresponding to the soles of human feet from the front end to the rear end. , metatarsal area, arch area and heel area 7; the toe bone area includes the first toe bone area 1 located inside the sole 8 and the second to fifth toe bone areas 2 located outside the sole 8; the metatarsal area includes The first and second metatarsal areas 3 are located on the inside of the sole 8 and the third to fifth metatarsal areas 4 are located on the outside of the sole 8; the arch area includes an inner arch area 5 located on the inside of the sole 8 and an inner arch area 5 on the outside of the sole 8. The outer arch area 6;
本实施例中，鞋底8分区的划分和确定基于人体脚掌的生理学特性进行分区，对于本领域的一般技术人员而言，在本申请的分区方式的指导下即可实现上述分区。In this embodiment, the 8 zones of the sole are divided and determined based on the physiological characteristics of the human foot. For those of ordinary skill in the art, the above zoning can be realized under the guidance of the zoning method of this application.
所述的第一趾骨区1、第一和第二跖骨区3、第三至第五跖骨区4、外足弓区6和足跟区7内均安装有压电片9；所述的第一和第二跖骨区3内的压电片9的厚度大于等于足跟区7内的压电片9的厚度；所述的足跟区7内的压电片9的厚度大于第三至第五跖骨区4内的压电片9的厚度；所述的第三至第五跖骨区4内的压电片9的厚度大于等于第一趾骨区1内的压电片9的厚度；所述的第一趾骨区1的压电片的厚度大于外足弓区6内的压电片9的厚度。Piezoelectric sheets 9 are installed in the first toe area 1, the first and second metatarsal areas 3, the third to fifth metatarsal areas 4, the outer arch area 6 and the heel area 7; The thickness of the piezoelectric sheet 9 in the first and second metatarsal areas 3 is greater than or equal to the thickness of the piezoelectric sheet 9 in the heel area 7; the thickness of the piezoelectric sheet 9 in the heel area 7 is greater than the thickness of the third to second metatarsal areas 3. The thickness of the piezoelectric sheet 9 in the fifth metatarsal area 4; the thickness of the piezoelectric sheet 9 in the third to fifth metatarsal areas 4 is greater than or equal to the thickness of the piezoelectric sheet 9 in the first phalanx area 1; The thickness of the piezoelectric sheet in the first toe bone area 1 is greater than the thickness of the piezoelectric sheet 9 in the outer arch area 6 .
所述的压电片9采用基于d33换能模式的压电陶瓷制成。The piezoelectric sheet 9 is made of piezoelectric ceramics based on the d 33 energy conversion mode.
作为本实施例的一种优选方案，所述的第一和第二跖骨区3内的压电片9的厚度为足跟区7内的压电片9的厚度的1～1.5倍；所述的足跟区7内的压电片的厚度为第三至第五跖骨区4内的压电片9的厚度的1.5～2倍；所述的第三至第五跖骨区4内的压电片9的厚度为第一趾骨区1内的压电片9的厚度的1～1.5倍；所述的第一趾骨区1的压电片9的厚度为外足弓区6内的压电片9的厚度的1.5～2倍；。As a preferred solution of this embodiment, the thickness of the piezoelectric sheet 9 in the first and second metatarsal areas 3 is 1 to 1.5 times the thickness of the piezoelectric sheet 9 in the heel area 7; The thickness of the piezoelectric sheet in the heel area 7 is 1.5 to 2 times the thickness of the piezoelectric sheet 9 in the third to fifth metatarsal areas 4; The thickness of the sheet 9 is 1 to 1.5 times the thickness of the piezoelectric sheet 9 in the first toe area 1; the thickness of the piezoelectric sheet 9 in the first toe area 1 is the thickness of the piezoelectric sheet in the outer arch area 6 1.5 to 2 times the thickness of 9;.
作为本实施例的一种进一步方案，所述的第二至第五趾骨区2内安装有整流滤波模块12和储能放电模块13，所述压电片9并联接入整流滤波模块12，所述整流滤波模块12与储能放电模块13连接。优选的，所述的储能放电模块13上设置有通用异步收发传输器转接口。其中，整流滤波模块、储能放电模块和通用异步收发传输器转接口均为现有技术中已知的产品，在本申请技术方案的指导下，本领域技术人员进行常规连接和布设即可实现。在第二至第五趾骨区2布设上述部件，是因为第二至第五趾骨区2的鞋底8对应受到的压强相对最小，能够保护上述部件，也能够将受到压强较大的区域预留出来设置压电片9，提高力电转换效率。As a further solution of this embodiment, a rectifier filter module 12 and an energy storage and discharge module 13 are installed in the second to fifth phalange areas 2, and the piezoelectric sheet 9 is connected in parallel to the rectifier filter module 12, so The rectifier and filter module 12 is connected to the energy storage and discharge module 13 . Preferably, the energy storage and discharge module 13 is provided with a universal asynchronous receiver/transmitter interface. Among them, the rectification and filtering module, the energy storage and discharge module and the universal asynchronous receiving and transmitting interface are all products known in the prior art. Under the guidance of the technical solution of this application, those skilled in the art can perform conventional connection and layout. . The above-mentioned components are arranged in the second to fifth toe bone areas 2 because the sole 8 of the second to fifth toe bone areas 2 receives relatively minimal pressure, which can protect the above-mentioned components and also reserve areas subject to greater pressure. A piezoelectric piece 9 is provided to improve the electromechanical conversion efficiency.
作为本实施例的一种具体方案，内足弓区5的宽度为外足弓区6宽度的2倍。为保证内足弓区5的柔韧性，保证鞋子的舒适性，结合内足弓区5区基本不受力，因此在内足弓区5不布设压电片9.As a specific solution of this embodiment, the width of the inner arch area 5 is twice the width of the outer arch area 6 . In order to ensure the flexibility of the inner arch area 5 and ensure the comfort of the shoe, the inner arch area 5 is basically free of stress, so the piezoelectric sheet 9 is not arranged in the inner arch area 5.
作为本实施例的一种具体方案，鞋底8采用弹性材料制成。即普通鞋子采用的常规弹性材料即可。As a specific solution of this embodiment, the sole 8 is made of elastic material. That is, conventional elastic materials used in ordinary shoes can be used.
本发明的压电发电鞋使用时，当走路时，人体踩踏地面与抬脚的往复过程，鞋子与地面产生摩擦，位于鞋底8的压电片9受到挤压变形产生产生电能，产生的电能被输送到整流滤波模块12整流滤波后存储到储能放电模块13，本发明获得的电能可根据需要使用，例如用于对鞋子进行加热或制冷，使人在行走时给人体以舒适的行走环境，并且通过走路产生的电能还可以通过USB接口和/或通用异步收发传输器转接口对外界用电设备输出电能。When the piezoelectric power-generating shoes of the present invention are used, when walking, the human body steps on the ground and lifts the foot in the reciprocating process, the shoes and the ground generate friction, the piezoelectric sheet 9 located on the sole 8 is extruded and deformed to generate electric energy, and the generated electric energy is After being rectified and filtered by the rectifier and filter module 12, it is stored in the energy storage and discharge module 13. The electric energy obtained by the present invention can be used as needed, for example, for heating or cooling shoes, so as to provide a comfortable walking environment for the human body when walking. Moreover, the electric energy generated by walking can also be used to output electric energy to external electrical equipment through the USB interface and/or the universal asynchronous receiver/transmitter interface.
实施例2：Example 2:
本实施例给出一种压电发电鞋，如图1和图3所示，该压电发电鞋与实例1基本相同，本实施例中的方案作为实施例1的进一步可选择方案，使用者可以根据需要选择设置或者不设置。具体的，足跟区7的鞋底8底部设置有高鞋跟10，高鞋跟10内设置有压电换能装置11，所述的压电换能装置11包括设置在高鞋跟10内的刚性壳体1101和盖合在刚性壳体1101上的承压盖板1102，所示的承压盖板1102设置在足跟区7内替换压电片，所述的刚性壳体1101内还安装有传力机构1103和基于d15换能模式的压电换能机构1104；所述的传力机构1103能够将施加在承压盖板1102上的轴向荷载转换为径向荷载传递给基于d15换能模式的压电换能机构1104。This embodiment provides a piezoelectric power-generating shoe, as shown in Figures 1 and 3. The piezoelectric power-generating shoe is basically the same as Example 1. The solution in this embodiment is a further alternative to Example 1. Users You can choose to set it or not set it as needed. Specifically, a high heel 10 is provided at the bottom of the sole 8 of the heel area 7 , and a piezoelectric transducer device 11 is provided in the high heel 10 . The piezoelectric transducer device 11 includes a piezoelectric transducer device 11 provided in the high heel 10 . Rigid shell 1101 and a pressure-bearing cover 1102 covering the rigid shell 1101. The pressure-bearing cover 1102 shown is arranged in the heel area 7 to replace the piezoelectric sheet. The rigid shell 1101 is also installed There is a force transmitting mechanism 1103 and a piezoelectric transducing mechanism 1104 based on the d 15 transducing mode; the force transmitting mechanism 1103 can convert the axial load applied on the pressure-bearing cover 1102 into a radial load and transmit it to the d based on d 15 transducing mode. 15. Piezoelectric transducing mechanism 1104 in transducing mode.
其中：高鞋跟10内设置的压电换能装置11采用申请公布号为CN 107681919 A的中国专利“一种基于d15换能模式的路用压电发电装置”中公开的基于d15换能模式的路用压电发电装置的等比例缩小的结构，工作原理和方式与该中国专利一致。传力机构1103也采用申请公布号为CN 107681919 A的中国专利中的传力机构的等比例缩小的结构。基于d15换能模式的压电换能机构1104也采用申请公布号为CN 107681919 A的中国专利中的基于d15换能模式的压电换能机构的等比例缩小的结构。Among them: the piezoelectric transducer device 11 provided in the high heel 10 adopts the piezoelectric transducer device 11 based on the d 15 transducer disclosed in the Chinese patent "A road-use piezoelectric power generation device based on the d 15 transducer mode" with application publication number CN 107681919 A. The scaled-down structure of the energy-mode road-use piezoelectric power generation device, the working principle and method are consistent with the Chinese patent. The force transmission mechanism 1103 also adopts a proportionally reduced structure of the force transmission mechanism in the Chinese patent application publication number CN 107681919 A. The piezoelectric transducer mechanism 1104 based on the d 15 transducer mode also adopts the scaled-down structure of the piezoelectric transducer mechanism based on the d 15 transducer mode in the Chinese patent application publication number CN 107681919 A.
本实施例摒弃了单一压电模式，采用基于d15和d33的两种换能模式的压电发电装置。将使用者行走过程中的重力势能和由于摩擦冲击消耗的动能通过发电鞋转化为电能，进一步充分提高了发电鞋中的压电片力-电转换效率。This embodiment abandons a single piezoelectric mode and uses a piezoelectric power generation device based on two transduction modes of d 15 and d 33 . The gravitational potential energy of the user during walking and the kinetic energy consumed due to frictional impact are converted into electrical energy through the power-generating shoes, which further fully improves the force-to-electricity conversion efficiency of the piezoelectric sheet in the power-generating shoes.
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