CN204670488U - A kind of piezo-electric generating shoes - Google Patents

Abstract

The utility model discloses a piezoelectric power generation shoe, which comprises a shoe sole (1). More than two piezoelectric ceramic sheets (2) are arranged at the forefoot of the shoe sole (1). A rectification and filtering module (3) and an energy storage and discharge module (4) are arranged in the inner cavity, a UART interface (5) is arranged on the heel of the sole (1), and the piezoelectric ceramic sheet (2) is connected in parallel to the rectifier A filtering module (3), the rectifying and filtering module (3) is connected to the energy storage and discharge module (4), and the UART transfer interface (5) is connected to the energy storage and discharge module (4). The utility model utilizes the piezoelectric effect of the piezoelectric ceramic sheet to generate power, has a simple structure and high power generation efficiency; and stores the generated electric energy, which can be used for charging low-power electronic devices such as MP3 and mobile phones, which is convenient and practical.

Description

A piezoelectric power generation shoe

technical field

The utility model relates to a pair of piezoelectric power generation shoes, belonging to the technical field of daily necessities.

Background technique

In daily life, when people are walking, they consume energy all the time and dissipate the energy in the environment. Some shoes have appeared at present, utilize the conversion device inside the shoes to convert the kinetic energy of the human body into electric energy when walking. But the conversion device of these shoes often adopts complex mechanical structure, and mechanical transmission is easy to wear and break down. If these shoes can store the converted electric energy and be applicable to low-power electronic devices such as mobile phones and MP3s to charge, then these shoes will be favored by people and have broad market prospects.

Utility model content

The technical problem to be solved by the utility model is: to provide a piezoelectric power generation shoe, which has a simple structure and provides a charging interface to meet the charging requirements of low-power electrical equipment such as mobile phones and MP3s.

The purpose of this utility model is achieved by the following technical solutions:

A piezoelectric power generation shoe, including a shoe sole, where more than two piezoelectric ceramic sheets are arranged on the forefoot of the shoe sole, and a rectification and filtering module and an energy storage and discharge module are arranged in the inner cavity of the heel of the shoe sole, and the A UART interface is provided on the heel of the sole, the piezoelectric ceramic sheet is connected in parallel to a rectification and filtering module, the rectification and filtering module is connected to the energy storage and discharge module, and the UART interface is connected to the energy storage and discharge module.

Preferably, the number of piezoelectric ceramic sheets is four, including a first piezoelectric ceramic sheet, a second piezoelectric ceramic sheet, a third piezoelectric ceramic sheet and a fourth piezoelectric ceramic sheet, the first piezoelectric ceramic sheet The ceramic sheet is vertically stacked on the second piezoelectric ceramic sheet, and the third piezoelectric ceramic sheet is vertically stacked on the fourth piezoelectric ceramic sheet. Piezoelectric ceramic sheets are stacked vertically in pairs, which can save the space inside the sole to place more piezoelectric ceramic sheets and increase the power generation rate.

Preferably, rubber interlayers are provided between the first piezoelectric ceramic sheet and the second piezoelectric ceramic sheet and between the third piezoelectric ceramic sheet and the fourth piezoelectric ceramic sheet. Rubber spacers are used to separate the piezoceramics to avoid mutual wear.

Preferably, lifting devices for increasing the deformation of the piezoelectric ceramic sheets are respectively provided under the second piezoelectric ceramic sheet and the fourth piezoelectric ceramic sheet. The lifting device is used to increase the deformation of the piezoelectric ceramic sheet and improve the power generation efficiency.

Preferably, the raising device is an annular gasket. The ring gasket is adopted, which not only meets the deformation requirement of the piezoelectric ceramic sheet, but also makes the structure simple.

Preferably, a rubber plug is provided on the UART transfer port. It can play the role of waterproof and dustproof.

Beneficial effects of the utility model: Compared with the prior art, the utility model uses the piezoelectric effect of the piezoelectric ceramic sheet to generate power, has a simple structure and high power generation efficiency; and stores the generated electric energy, which can be transferred through the UART interface. It is convenient and practical for charging low-power electronic devices such as MP3 and mobile phones.

Description of drawings

Fig. 1 is a front view of the structure of the utility model;

Fig. 2 is a top view of the structure of the utility model;

Fig. 3 is a structural schematic diagram of the utility model annular gasket;

Fig. 4 is the circuit diagram of the rectifying and filtering module of the present invention;

Fig. 5 is a circuit diagram of the energy storage and discharge module of the utility model;

Explanation of reference signs: 1. sole; 2. piezoelectric ceramic sheet; 21. first piezoelectric ceramic sheet; 22. second piezoelectric ceramic sheet; 23. third piezoelectric ceramic sheet; 24. fourth piezoelectric ceramic sheet 3. Rectifier and filter module; 4. Energy storage and discharge module; 5. UART interface; 6. Ring gasket; 7. Rubber plug; 8. Rubber interlayer.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is further introduced:

A piezoelectric power generation shoe, comprising a shoe sole 1, four piezoelectric ceramic sheets 2 are arranged on the forefoot of the shoe sole 1, respectively a first piezoelectric ceramic sheet 21, a second piezoelectric ceramic sheet 22, a third piezoelectric ceramic sheet A piezoelectric ceramic sheet 23 and a fourth piezoelectric ceramic sheet 24, the first piezoelectric ceramic sheet 21 is vertically stacked above the second piezoelectric ceramic sheet 22, and the third piezoelectric ceramic sheet 23 is vertically stacked above the fourth piezoelectric ceramic sheet 24 . A rubber interlayer 8 is arranged between the first piezoelectric ceramic sheet 21 and the second piezoelectric ceramic sheet 22 and between the third piezoelectric ceramic sheet 23 and the fourth piezoelectric ceramic sheet 24, for The piezoceramic plates are separated to avoid mutual wear.

A rectification and filtering module 3 and an energy storage and discharging module 5 are arranged in the cavity at the heel of the sole 1, and the rectification and filtering module 3 includes four Schottky diodes and an electrolytic capacitor. The energy storage and discharge module 5 includes an LM3578 chip, a diode, a transistor, six capacitors and a cell. A UART transfer interface 5 is arranged on the heel of the sole, and the four piezoelectric ceramic sheets 2 are connected in parallel to the rectification and filtering module 3, and the rectification and filtering module 3 is electrically connected to the energy storage and discharge module 4. The UART transfer interface 5 is connected to the energy storage and discharge module 4 .

Under the second piezoelectric ceramic sheet 22 and the fourth piezoelectric ceramic sheet 24, ring gaskets 6 are respectively provided as lifting devices for increasing the deformation of the piezoelectric ceramic sheet to improve power generation efficiency.

The UART transfer interface 5 is provided with a rubber plug 6 for waterproof and dustproof functions.

Claims (6)

1. piezo-electric generating shoes, comprise sole (1), it is characterized in that: described sole (1) forefoot place is provided with the piezoelectric ceramic piece (2) of more than two panels, rectification filtering module (3) and energy storage discharge module (4) is provided with in the inner chamber at described sole (1) heel place, described sole (1) heel is provided with UART converting interface (5), described piezoelectric ceramic piece (2) parallel connection access rectification filtering module (3), described rectification filtering module (3) is connected with energy storage discharge module (4), described UART converting interface (5) is connected with energy storage discharge module (4).

2. a kind of piezo-electric generating shoes according to claim 1, it is characterized in that: the quantity of described piezoelectric ceramic piece (2) is four, comprise the first piezoelectric ceramic piece (21), the second piezoelectric ceramic piece (22), the 3rd piezoelectric ceramic piece (23) and the 4th piezoelectric ceramic piece (24), described first piezoelectric ceramic piece (21) vertically overlays on the second piezoelectric ceramic piece (22), and described 3rd piezoelectric ceramic piece (23) vertically overlays on the 4th piezoelectric ceramic piece (24).

3. a kind of piezo-electric generating shoes according to claim 2, is characterized in that: be respectively arranged with rubber interlayer (8) between described first piezoelectric ceramic piece (21) and the second piezoelectric ceramic piece (22) and between described 3rd piezoelectric ceramic piece (23) and the 4th piezoelectric ceramic piece (24).

4. a kind of piezo-electric generating shoes according to claim 2, is characterized in that: the below of described second piezoelectric ceramic piece (22) and the 4th piezoelectric ceramic piece (24) is respectively arranged with the elevation device for increasing piezoelectric ceramic piece deflection.

5. a kind of piezo-electric generating shoes according to claim 4, is characterized in that: described elevation device is annular gasket (6).

6. a kind of piezo-electric generating shoes according to claim 1, is characterized in that: described UART converting interface (5) is provided with rubber stopper (7).