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External piston coupling linkage piezoelectric generator cylinder

A piezoelectric power generation and linkage technology, which is applied to electrical components, piezoelectric effect/electrostrictive or magnetostrictive motors, generators/motors, etc., can solve problems such as low energy utilization, complex structure, and large noise. problems, to achieve the effect of high energy utilization, broad application prospects, and low noise

Active Publication Date: 2017-07-18
CHANGCHUN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to solve the problems of complex structure, low energy utilization rate and high noise of the above-mentioned pneumatic piezoelectric power generation device, the present invention discloses an external piston coupling linkage type piezoelectric power generation cylinder

Method used

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  • External piston coupling linkage piezoelectric generator cylinder
  • External piston coupling linkage piezoelectric generator cylinder
  • External piston coupling linkage piezoelectric generator cylinder

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Experimental program
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specific Embodiment approach 1

[0021] Specific implementation mode one: combine Figure 1~Figure 9 This embodiment will be described.

[0022] This implementation mode provides a specific implementation scheme of an external piston coupled linkage piezoelectric generating cylinder. The external piston coupled linkage piezoelectric generating cylinder is composed of a cylinder 1 and a piezoelectric generating device 2;

[0023] The cylinder 1 can be a double-acting cylinder (MBB50-100 double-acting cylinder of SMC Company); the center position of the rear end cover of the cylinder 1 is provided with a threaded through hole 1-1, which is used to connect with the cavity of the piezoelectric generator 2. The external thread at the end of one side of the end cover 2-1 is screwed and connected with 2-1-1 to realize the tight connection between the cylinder 1 and the piezoelectric generator 2 .

[0024] The piezoelectric power generation device 2 includes a cavity end cover 2-1, a cavity 2-2, a rear end cover as...

specific Embodiment approach 2

[0031] Specific implementation mode two: combination Figure 10 and Figure 11 This embodiment will be described.

[0032] This embodiment provides another specific implementation of the external piston coupling linkage piezoelectric generator cylinder. Its structural composition and connection mode are the same as those in Embodiment 1, the difference lies in the structural composition of the piston 2-4 and the rear end cap assembly 2-3; the rear end cap assembly 2-3 is a porous rear end cap assembly , which includes a porous rear end cap 2-3-3 and a fixing screw 2-4-2, the outer circumference of one side of the porous rear end cap 2-3-3 is provided with external threads four 2-3-3 -1 structure, which is used for screwing connection with the internal thread 2-2-2 provided at the end of one side of the cavity 2-2, so as to realize the connection between the cavity 2-2 and the porous rear end cover 2-3-3 fastening connection; the other end of the porous rear end cover 2-3-3 ...

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Abstract

The invention discloses an externally arranged piston coupling linked-type piezoelectric power generating air cylinder, which is designed to solve the problems of complex structure, low energy utilization rate and loud noise of the existing pneumatic piezoelectric power generating device. The piezoelectric power generating air cylinder comprises an air cylinder body and a piezoelectric power generating device, wherein the power generating device is connected to a back end of the air cylinder through a thread; the piezoelectric power generating device comprises a front end cover, a cavity body, a back end cover component, a piston and a power generating component; the back end cover component is a single-hole back end cover component or a multi-hole back end cover component; the piston is a multi-hole piston or a single-hole piston; the power generating component is deformed under the effect of the shock of the compressed air, the air pressure and the pressure fluctuation and the power generating component is recovered in low pressure; and based on the piezoelectric effect, the electric energy is produced. According to the invention, the piezoelectric power generating air cylinder has the technology advantages of simple structure, high energy utilization rate, low noise and low cost; in addition, through a rectification tank circuit, the produced energy can be collected and rectified for providing energy for nodes of Internet of things; and the piezoelectric power generating air cylinder has wide application prospect in the pneumatic technology field.

Description

technical field [0001] The invention relates to an external-piston coupling linkage type piezoelectric generating cylinder, which belongs to the field of pneumatic technology. Background technique [0002] Pneumatic technology is an engineering technology that uses air compressors as the power source and compressed air as the working medium for energy and signal transmission. It is one of the important means to realize automatic production and industrial control. And other advantages are widely used in processing, manufacturing, automobile production and other fields. With the continuous development of pneumatic technology, people have higher and higher requirements for the intelligentization of pneumatic systems. The application of Internet of Things technology in pneumatic systems is one of the main ways to realize the intelligentization of pneumatic technology. At present, the Internet of Things nodes in the pneumatic system are usually composed of sensors and wireless c...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02N2/18
CPCH02N2/183H02N2/185
Inventor 程廷海李恒禹包钢何璞宋兆阳田丽雅张邦成
Owner CHANGCHUN UNIV OF TECH