Vibration energy collection device with negative pressure dynamic balance

A vibration energy harvesting and balancing technology, applied in piezoelectric/electrostrictive or magnetostrictive motors, generators/motors, electrical components, etc., can solve the problem of insufficient rigidity of system mass and loss of heavy-load impact energy harvesting capability , insufficient range of functional applicability, etc., to achieve the effect of improving energy harvesting efficiency, realizing broadband multi-directional energy harvesting capability, increasing mass rigidity and damping effect

Pending Publication Date: 2019-12-03
李南
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In order to improve the output capability of low-frequency energy and current, this invention only realizes the collection capability of single-resonant ring plane symmetrical light-load low-frequency and wide-band multi-directional energy. Insufficient range of functional suitability and inefficiency in heavy-duty harvesting power

Method used

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  • Vibration energy collection device with negative pressure dynamic balance
  • Vibration energy collection device with negative pressure dynamic balance
  • Vibration energy collection device with negative pressure dynamic balance

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Embodiment Construction

[0034] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

[0035] refer to figure 1 , the present invention includes a housing 1, two electrodes 2, an outer vibrator 3, an inner vibrator 4, two fastening rings 5 ​​and two sealing end caps 6, wherein:

[0036] Described shell 1, its structure is as figure 2 As shown, the glass ceramic material is adopted, and the shape is a cylindrical structure with a first cylindrical cavity 11, and the inner cavity material in the middle of the first cylindrical cavity 11 and the outer circle material in the middle of the cylindrical structure are removed oppositely to reduce the weight And to increase the structural rigidity and improve the anti-interference ability of the system, there are flanges 13 at both ends of the column structure, and four threaded holes are evenly distributed on each side of the flange 13 to install the fastening ring 5, and eac...

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Abstract

The invention provides a vibration energy collection device with negative pressure dynamic balance and aims to improve energy collection efficiency. The device comprises a shell, two electrodes, an outer vibrator, an inner vibrator, two fastening rings and two sealing end covers, wherein crown cutting planes of the two electrodes are opposite, the crown cutting planes are placed in a first cylindrical cavity in the shell and fixed with assembly datum planes arranged at two ends of the shell through fastening rings, the two sealing end covers are fixed to bottom end planes of guide cylinders ofthe two electrodes respectively, second circular protrusions arranged on the two sealing end covers are embedded into two positioning holes respectively, the inner vibrator is located between the crown cutting planes of the two electrodes, two end cylinders are matched with positioning holes formed on the crown cutting planes of the two electrodes respectively, and the outer vibrator is positioned between hemispheroids of the two electrodes. The vibration energy collection device is advantaged in that the low-frequency heavy-load impact broadband multidirectional energy collection capabilityof electrostatic energy and mechanical vibration energy can be realized, and the device can be applied to the fields of inertial navigation, unmanned driving, radar detection, underwater detection andthe like.

Description

technical field [0001] The invention belongs to the technical field of energy collection, and relates to a negative pressure dynamic balance vibration energy collection device, which can be used in inertial navigation, unmanned driving, radar detection, geological exploration, underwater detection and other fields. Background technique [0002] With the development of semiconductor technology, various electronic devices designed and manufactured by micromechanical principles emerge in an endless stream. Especially in national defense security, environmental monitoring system, induction charging, geological exploration and submarine detection application system, etc., it plays a variety of roles. The utilization efficiency and endurance of electronic equipment for limited energy have attracted much attention, especially in the field of aerospace, where the load and energy carried by the vehicle are limited, and the equipment is required to have the characteristics of small si...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02N2/18
CPCH02N2/188
Inventor 李南
Owner 李南
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