CN218217075U

CN218217075U - Ship vibration reduction power generation device

Info

Publication number: CN218217075U
Application number: CN202221826024.9U
Authority: CN
Inventors: 黄颖丽; 王贵; 唐垠丰; 曾川钰; 黄晓峰; 李莎莎
Original assignee: Guilin Institute Of Information Technology
Current assignee: Guilin Institute Of Information Technology
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2023-01-03
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a boats and ships damping power generation facility, the device comprises a device main body, the device main part includes piezoelectricity rubber shock absorber, battery module, lift base and six degree of freedom platforms, device main part top is equipped with piezoelectricity rubber shock absorber, piezoelectricity rubber shock absorber bottom is provided with battery module, battery module installs in the lift base top, lift base bottom is equipped with six degree of freedom platforms, six degree of freedom platform bottoms are equipped with the ejector pin, ejector pin and power generation facility sliding connection, power generation facility sets up inside the device base, the outside suit pressure nut of ejector pin, this boats and ships damping power generation facility simple structure, longe-lived, power is big, does not influence boats and ships performance during the installation, and is with low costs, easily promotes, can the independent operation also can the operation of multi-module array, and equipment is easily fixed, can tolerate more abominable vibration environment, has outstanding damping effect, can replace the isolator on most machinery.

Description

Ship vibration reduction power generation device

Technical Field

The utility model relates to a power generation facility technical field specifically is boats and ships damping power generation facility.

Background

With the vigorous development of shipbuilding industry, the problem of mechanical vibration of ships is always concerned by the ship industry. The ship vibration mainly comprises engine vibration, stern vibration and water impact vibration. The "ship science and technology" has pointed out: "developing ship energy-saving technical project" is an important subject in shipbuilding and shipping circles of various countries in the world. Vibration not only causes a large loss of energy, but also fatigues the equipment and reduces life. Nowadays, vibration energy collection technology has become popular in scientific research, however, the existing vibration power generation equipment is difficult to popularize due to the reasons of low power, high cost and the like.

The existing ship vibration reduction power generation device is complex to install, high in cost, easy to damage and short in service life, can only work when a ship is out of the ship, cannot be applied in a cluster, is difficult to popularize, and limits the number and installation positions of the power generation devices.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a boats and ships damping power generation facility has solved the problem that proposes in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the ship vibration reduction power generation device comprises a device main body, the device main body comprises a piezoelectric rubber vibration absorber, a battery module, a lifting base and a six-degree-of-freedom platform, the piezoelectric rubber vibration absorber is arranged at the top of the device main body, the battery module is arranged at the top of the lifting base, the six-degree-of-freedom platform is arranged at the bottom of the lifting base, an ejector rod is arranged at the bottom of the six-degree-of-freedom platform, the ejector rod is connected with a power generation device in a sliding mode, the power generation device is arranged inside the device base, a pressurizing nut is sleeved outside the ejector rod, a pre-pressing spring is arranged at the bottom of the pressurizing nut, the pre-pressing spring is sleeved outside the ejector rod, a magnetostrictive rod is arranged at the bottom of the ejector rod, and a bias coil is sleeved outside the magnetostrictive rod.

Preferably, the piezoelectric rubber shock absorber is made of a pressure power generation material, the shell of the piezoelectric rubber shock absorber is a flexible shell, and the shock absorption structure of the piezoelectric rubber shock absorber is an air spring.

Preferably, the ejector rod is made of PVDF piezoelectric materials and is connected with the magnetostrictive rod.

Preferably, the power generation device is nested inside the device base in an equidistant regular shape, and the power generation device is arranged at the position of a supporting point at the bottom of the six-degree-of-freedom platform.

Preferably, the device main part adopts flexible casing, device main part shell structure adopts the softness, does benefit to radiating material to constitute, the whole seal structure that adopts of device main part, inside vacuum.

Preferably, the six-degree-of-freedom platform is provided with six support rods, the top of the ejector rod is provided with three spherical support bodies, and the three spherical support bodies are tightly connected with the ejector rod.

(III) advantageous effects

The utility model provides a boats and ships damping power generation facility. The method has the following beneficial effects:

the ship vibration reduction power generation device comprises a mandril, a magnetostrictive rod, a pre-pressing spring, a power generation coil, a bias coil and the like, wherein the pre-pressing spring ensures the structural stability and increases the power generation efficiency; the bias coil is used for providing a bias magnetic field. The ship vibration reduction power generation device has the advantages that the magnetostrictive rod can generate a changing magnetic field after being acted by a belt force, current is formed in the power generation coil, the ship vibration reduction power generation device is simple in structure, long in service life, high in power, low in cost and easy to popularize, ship performance is not affected during installation, the device can be operated in a multi-module array mode, the equipment is easy to fix, the severe vibration environment can be resisted, the excellent vibration reduction effect is achieved, and most mechanical vibration isolators can be replaced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the power generation device of the present invention.

In the figure, 1-a device main body, 2-a piezoelectric rubber shock absorber, 3-a battery module, 4-a lifting base, 5-a six-freedom-degree platform, 6-a device base, 7-a power generation device, 9-a pressurizing nut, 10-a top rod, 11-a pre-pressing spring, 12-a magnetostrictive rod and 13-a biasing coil.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention provides a technical solution: the ship vibration reduction power generation device comprises a device body 1, wherein the device body 1 comprises a piezoelectric rubber vibration absorber 2, a battery module 3, a lifting base 4 and a six-degree-of-freedom platform 5, the piezoelectric rubber vibration absorber 2 is arranged at the top of the device body 1, the battery module 3 is arranged at the bottom of the piezoelectric rubber vibration absorber 2, the battery module 3 is installed at the top of the lifting base 4, the six-degree-of-freedom platform 5 is arranged at the bottom of the lifting base 4, the six-degree-of-freedom platform 5 can be used for collecting energy in multiple directions, a top rod 10 is arranged at the bottom of the six-degree-of-freedom platform 5, the top rod 10 is in sliding connection with a power generation device 7, the power generation device 7 is arranged inside the device base 6, a pressurizing nut 9 is sleeved outside the top rod 10, a pre-pressing spring 11 is arranged at the bottom of the pressurizing nut 9, the pre-pressing spring 11 is sleeved outside the top rod 10, a magnetostrictive rod 12 is arranged at the bottom of the top rod 10, a biased coil 13 is sleeved outside the magnetostrictive rod 12, and is used for providing a biased magnetic field, and the magnetic field can be changed after the magnetostrictive rod 12 is acted by a force, so as to form a current in the power generation coil.

The piezoelectric rubber vibration absorber 2 is made of a pressure power generation material, the shell of the piezoelectric rubber vibration absorber 2 is a flexible shell, the vibration absorption structure of the piezoelectric rubber vibration absorber 2 is an air spring, the piezoelectric rubber vibration absorber 2 plays a vibration absorption role on a vibration source, partial lost vibration energy is recycled, and proper vibration is provided for magnetostrictive materials, so that the utilization rate of the vibration energy can be greatly improved.

The ejector rod 10 is made of PVDF piezoelectric materials, the ejector rod 10 is connected with the magnetostrictive rod 12, the bias magnetic field required by the magnetostrictive rod 12 during power generation is very small, the electric energy consumed by the bias coil 13 is very small and only occupies one tenth of the power generation energy of the device, and the bias coil 13 and the power generation coil are surrounded around the magnetostrictive rod 12, so that the space can be saved, and the weight can be reduced.

The power generation device 7 is embedded inside the device base 6 in an equidistant regular shape, and the power generation device 7 is arranged at the position of a supporting point at the bottom of the six-degree-of-freedom platform 5, so that kinetic energy in multiple directions can be fully converted and conveyed to the power generation device 7 through the six-degree-of-freedom platform 5.

The device main part 1 adopts a flexible shell, the shell structure of the device main part 1 adopts a soft material which is beneficial to heat dissipation, the whole device main part 1 adopts a sealing structure and an internal vacuum, so that the heat dissipation of the inside of the device main part 1 is facilitated, and the device main part is convenient to stretch and retract through the soft material.

The six-degree-of-freedom platform 5 is provided with six support rods, the top of the ejector rod 10 is provided with three spherical support bodies, the three spherical support bodies are closely connected with the ejector rod 10, and multi-reverse kinetic energy is conveniently transmitted to the ejector rod 10 through the spherical support bodies, so that the magnetostrictive rod 12 is driven.

During the use, contact device body 1 bottom and ship face, with equipment fixing and device body 1 top, when receiving vibrations, piezoelectricity rubber shock absorber 2 subtracts the vibrations, can drive lifting pedestal 4 when piezoelectricity rubber shock absorber 2 subtracts the vibrations, lifting pedestal 4 can convert different reverse kinetic energy through six degrees of freedom platforms 5, convert multi-direction pressure into the vertical direction, transmit pressure for ejector pin 10 through spherical supporter, and then ejector pin 10 gives magnetostrictive rod 12 with energy transfer, thereby be used for providing the magnetic field of partially causing through partially causing coil 13, magnetostrictive rod 12 can produce the magnetic field of change after receiving the electrified effect, form the electric current in the generating coil.

The utility model discloses a 1-device main part, 2-piezoelectricity rubber shock absorber, 3-battery module, 4-lift base, 5-six degree of freedom platforms, 6-device base, 7-power generation facility, 9-forcing nut, 10-ejector pin, 11-pre-compaction spring, 12-magnetostrictive rod, 13-bias coil, the part is general standard or the part that technical staff in the field known, its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Boats and ships damping power generation facility, its characterized in that: the device comprises a device main body (1), the device main body (1) comprises a piezoelectric rubber shock absorber (2), a battery module (3), a lifting base (4) and a six-degree-of-freedom platform (5), the piezoelectric rubber shock absorber (2) is arranged at the top of the device main body (1), the battery module (3) is arranged at the bottom of the piezoelectric rubber shock absorber (2), the battery module (3) is arranged at the top of the lifting base (4), the six-degree-of-freedom platform (5) is arranged at the bottom of the lifting base (4), a top rod (10) is arranged at the bottom of the six-degree-of-freedom platform (5), the top rod (10) is in sliding connection with a power generation device (7), the power generation device (7) is arranged inside the device base (6), a pressurizing nut (9) is sleeved outside the top rod (10), a pre-pressing spring (11) is arranged at the bottom of the pressurizing nut (9), the pre-pressing spring (11) is sleeved outside the top rod (10), a magnetostrictive rod (12) is arranged at the bottom, and a partially-induced coil (13) is sleeved outside the magnetostrictive rod (12).

2. The vibration-damping power generation device for a ship according to claim 1, wherein: the piezoelectric rubber shock absorber (2) is made of a pressure power generation material, the shell of the piezoelectric rubber shock absorber (2) is a flexible shell, and the shock absorption structure of the piezoelectric rubber shock absorber (2) is an air spring.

3. The vibration-damping ship power generation device according to claim 1, wherein: the ejector rod (10) is made of PVDF piezoelectric materials, and the ejector rod (10) is connected with the magnetostrictive rod (12).

4. The vibration-damping power generation device for a ship according to claim 1, wherein: the power generation device (7) is nested inside the device base (6) in an equidistant regular shape, and the power generation device (7) is arranged at the position of a supporting point at the bottom of the six-freedom-degree platform (5).

5. The vibration-damping ship power generation device according to claim 1, wherein: the device main part (1) adopts flexible casing, device main part (1) shell structure adopts the softness, does benefit to radiating material and constitutes, device main part (1) wholly adopts seal structure, inside vacuum.

6. The vibration-damping power generation device for a ship according to claim 1, wherein: the six-degree-of-freedom platform (5) is provided with six support rods, the top of the ejector rod (10) is provided with three spherical support bodies, and the three spherical support bodies are tightly connected with the ejector rod (10).