CN212688845U

CN212688845U - From breakwater of taking power generation function

Info

Publication number: CN212688845U
Application number: CN202021106369.8U
Authority: CN
Inventors: 高喜峰; 霍宏亮; 贺铭; 徐万海
Original assignee: Tianjin University
Current assignee: Tianjin University
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-03-12
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a breakwater with a power generation function, which comprises a horizontal plate, two linear guide rails, a door-shaped vibration bracket, a vibration cylinder, a transmission device and a generator; the horizontal plate is fixed below the water surface; the two linear guide rails are fixedly connected to the bottom surface of the horizontal plate; the vibration support comprises a cross beam and two support arms, the vibration support is sleeved on the linear guide rails, and the two support arms are respectively positioned on the outer sides of the two linear guide rails and can move along the linear guide rails; the vibration column body is connected between the bottoms of the two support arms of the vibration support, generates vortex-induced vibration under the action of the flow velocity of the fluid and drives the vibration support to move up and down; the transmission device is driven by the vibration bracket to rotate; the generator is connected with the transmission device and converts mechanical energy into electric energy. The utility model discloses a breakwater mode of horizontal plate breakwater to at the fixed power generation facility who uses vortex-induced vibration as the principle in breakwater below, when reducing the rivers energy, can turn into the electric energy with partial rivers.

Description

From breakwater of taking power generation function

Technical Field

The utility model relates to a harbour and nearly bank engineering and boats and ships and ocean engineering, in particular to flat breakwater from taking power generation facility.

Background

Port and offshore projects are the direction of intense research in recent years. Has great social public service ability. In the field of port and offshore engineering, a breakwater is a common structure, is generally used for reducing wave action, protecting ports along the shore and the like, and can be used as a wharf. The application relates to a novel horizontal plate breakwater, which has the advantages of good landscape effect, economy, suitability for deep water areas and the like.

Marine and oceanographic engineering are important fields indispensable to people and countries. In the field of ship and ocean engineering, one important branch is vortex-induced vibration, which refers to the state of vibration of a bluff column in a fluid with flow velocity.

Because obvious water flow exists below the horizontal plate type breakwater, at the moment, the cylinder with a proper size is selected, obvious vibration can occur, and the conversion from water flow energy to kinetic energy is completed.

A generator is a device that converts kinetic energy into electrical energy.

Therefore, the improved breakwater structure capable of generating electricity based on the horizontal plate breakwater can be provided, and can weaken the waves and convert partial energy of the waves into electric energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at utilizing the water flow energy to generate electricity when utilizing the horizontal plate breakwater to reduce waves. Therefore, the utility model provides a from breakwater of taking power generation function adopts the breakwater mode of horizontal plate breakwater to at the fixed power generation facility who uses vortex induced vibration as the principle in breakwater below, when reducing the rivers energy, turn into the electric energy with partial rivers ability.

The utility model adopts the technical proposal that: a breakwater with a power generation function, comprising:

the horizontal plate is fixed below the water surface;

the two linear guide rails are fixedly connected to the bottom surface of the horizontal plate;

the door-shaped vibration support comprises a cross beam and two support arms connected below the cross beam, the vibration support is sleeved on the linear guide rails, the two support arms of the vibration support are respectively positioned on the outer sides of the two linear guide rails, and the vibration support can move along the linear guide rails;

the vibration column body is connected between the bottoms of the two support arms of the vibration support, generates vortex-induced vibration under the action of the flow velocity of the fluid and drives the vibration support to move up and down;

the transmission device is driven by the vibration bracket to generate rotary motion; and the number of the first and second groups,

the generator is connected with the transmission device and converts mechanical energy into electric energy.

Furthermore, the horizontal plate is fixed below the water surface through a support pile, the top of the support pile is fixedly connected with the horizontal plate, and the bottom of the support pile is driven into the sea bed.

Furthermore, the horizontal plate is fixed below the water surface through an anchor chain, one end of the anchor chain is fixedly connected with the horizontal plate, and the other end of the anchor chain is fixed on the seabed.

Furthermore, a first steel bar and a second steel bar are arranged between the two linear guide rails from bottom to top, and the generator is fixed on the second steel bar.

Further, the transmission device comprises a first transmission wheel, a second transmission wheel and a conveyor belt wound on the first transmission wheel and the second transmission wheel; the first driving wheel is connected with the generator and fixed on the second steel bar; the second transmission wheel is fixed on the first steel bar; the two parts of the conveyor belt are respectively positioned on two sides of the beam of the vibration support, and one part of the conveyor belt is fixedly connected with the beam of the vibration support, so that the conveyor belt rotates clockwise or anticlockwise under the up-and-down motion of the vibration support, and the first transmission wheel and the second transmission wheel are driven to rotate.

Further, the vibration columns are arranged perpendicular to the water flow direction.

The utility model has the advantages that: the invention relates to a breakwater with a power generation function, which adopts a breakwater mode of a horizontal plate type breakwater, and fixes a power generation device based on vortex-induced vibration below the breakwater, so that part of water flow energy is converted into electric energy while the water flow energy is reduced. Firstly, the horizontal plate breakwater does not obstruct the flow of water flow, and the water flow below the horizontal plate can still keep a certain flow velocity, so that the water flow has certain energy. Secondly, through the size of rationally designing the vibration cylinder according to the velocity of flow for obvious vortex induced vibration takes place for the vibration cylinder, and this has guaranteed that rivers energy converts the mechanical energy of system into, and again, through transmission, with system mechanical energy input generator to convert mechanical energy into the electric energy through the generator. In addition, this breakwater simple structure, the construction of being convenient for, the conversion of water current energy has also helped reducing the energy of wave moreover, and this breakwater has good economic benefits, has good application prospect.

Drawings

FIG. 1: the utility model relates to a structural schematic diagram of a breakwater with a power generation function;

FIG. 2: the utility model adopts the structure schematic diagram of the breakwater with the power generation function of the pile foundation;

FIG. 3: the utility model adopts the structure schematic diagram of the breakwater with the power generation function of the anchor chain;

the attached drawings are marked as follows:

1-horizontal plate; 2-linear guide rail;

3-vibration support; 4-vibrating column;

5-a generator; 6-supporting piles;

7-seabed; 8-anchor chain;

9-first steel bar; 10-a second steel bar;

11-first drive wheel; 12-a second transmission wheel;

13-conveyor belt.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:

as shown in the attached figure 1, the breakwater with the power generation function comprises a horizontal plate type breakwater and a power generation device based on vortex-induced vibration. The horizontal plate type breakwater is fixed below the water surface; power generation facility mainly comprises vibration cylinder 4, energy transfer system and

generator

5, 4 directions of vibration cylinder are on a parallel with the bank, guarantee to flow to the rivers on bank and make vibration cylinder 4 take place vortex-induced vibration, through vibration cylinder 4 with rivers kinetic energy transformation system's mechanical energy, through energy transfer system shifts system mechanical energy to generator 5, through power generation facility turns into the electric energy with mechanical energy. The utility model discloses the breakwater can reduce the rivers energy to turn into partial rivers energy simultaneously and become the electric energy.

The horizontal plate breakwater comprises a horizontal plate 1, wherein the horizontal plate 1 is fixed below the water surface, in this embodiment, the horizontal plate 1 is submerged into the water surface by a height 2 times of the wavelength, so that most waves are broken due to the fact that the water depth is reduced, and energy is consumed. The horizontal plate 1 is made of corrosion-resistant ship steel to ensure the strength of the structure.

Wherein, the energy transmission system comprises a linear guide rail 2, a vibration bracket 3 and a transmission device.

The two linear guide rails 2 are arranged, and the two linear guide rails 2 can be fixedly connected to the bottom surface of the horizontal plate 1. A first steel bar 9 and a second steel bar 10 are arranged between the two linear guide rails 2 from bottom to top, the first steel bar 9 is located at the bottom of the linear guide rails 2, and the second steel bar 10 is located at the middle upper portion of the linear guide rails 2. The first steel bar 9 and the second steel bar 10 support the linear guide rails 2 on two sides, so that the lower vibration support 3 can only reciprocate along the linear guide rails 2.

Vibration support 3 is "door" font, includes the crossbeam and connects two support arms of crossbeam below, vibration support 3 cover is in on linear guide 2, two support arms of vibration support 3 are located respectively two linear guide 2's the outside, vibration support 3 can follow under the drive of vibration cylinder 4 linear guide 2 moves.

The transmission device comprises a first transmission wheel 11, a second transmission wheel 12 and a conveyor belt 13 wound on the first transmission wheel 11 and the second transmission wheel 12; the first driving wheel 11 is connected with the generator 5 and fixed on the second steel bar 10; the second transmission wheel 12 is fixed on the first steel bar 9; the two parts of the conveyor belt 13 are respectively positioned at two sides of the beam of the vibration support 3, and one part of the conveyor belt 13 is fixedly connected with the beam of the vibration support 3, so that the conveyor belt 13 rotates clockwise or anticlockwise under the vertical motion of the vibration support 3, and then the first transmission wheel 11 and the second transmission wheel 12 are driven to rotate. The transmission device can be made of a leather material with high friction so as to ensure the transmission efficiency of mechanical energy.

The vibrating cylinder 4 is connected between the bottoms of the two support arms of the vibrating support 3 and supported by the vibrating support 3, so that the vibrating support 3 and the vibrating cylinder 4 can only move up and down along the linear guide rail 2. The vibrating cylinders 4 are arranged as perpendicular as possible to the direction of the water flow (i.e. parallel to the shore) to ensure that the energy of the water flow is used as much as possible. The size of the vibration cylinder 4 is determined according to the water flow condition of the application site. The vibration column body 4 is of a cylindrical structure and is made of corrosion-resistant ship steel. The vibration column body 4 generates vortex-induced vibration in a transverse direction under the excitation action of water flow, and drives the vibration support 3 to move up and down.

The generator 5 is fixed on the second steel bar 10, the second steel bar 10 supports the two linear guide rails 2 at two ends, the two linear guide rails 2 are fixed on the horizontal plate 1, so that the generator 5 is fixed on the horizontal plate 1, and the generator 5 is provided with a waterproof shell to prevent water immersion, electric leakage and the like. The generator 5 is connected with a first driving wheel 11 of the transmission device, and the first driving wheel 11 is driven by the conveying belt 13 to generate rotary motion and input energy to the generator 5.

In the invention, the vibration cylinder 4 is influenced by water flow to generate vortex-induced vibration and mainly generates reciprocating motion in a transverse direction, only reciprocating motion in a direction vertical to the horizontal plate 1 can be generated under the limitation of the vibration support 3 and the linear guide rail 2, the vibration cylinder 4 drives the vibration support 3 to reciprocate up and down, the vibration support 3 drives the transmission device to rotate in the reciprocating motion process, the mechanical energy is transferred to the generator 5 through the transmission device, and the generator 5 converts the mechanical energy transmitted by the first transmission wheel 11 of the transmission device into electric energy.

The breakwater with the power generation function can adopt different construction modes according to actual needs, can be directly constructed on the basis of the seabed 7, and can also be assembled on the seabed 7 in a hoisting mode after a member is constructed. The horizontal plate 1 can be fixed by adopting a pile foundation. The movement of the horizontal plate 1 can also be restricted in a mooring manner.

(1) Breakwater with power generation function and adopting pile foundation

As shown in fig. 2, four support piles 6 are fixed on the periphery of the horizontal plate 1, the top of each support pile 6 is fixedly connected with the horizontal plate 1, and the bottom of each support pile 6 is driven into the seabed 7, so that the fixing effect is achieved. In this embodiment, the support piles 6 are made of reinforced concrete.

(2) Breakwater with power generation function and adopting anchor chain 8

As shown in fig. 3, the periphery of the horizontal plate 1 is fixed by an anchor chain 8, one end of the anchor chain 8 is fixedly connected with the horizontal plate 1, and the other end is fixed on the seabed 7.

Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.

Claims

1. The utility model provides a breakwater from electrified generating function which characterized in that includes:

the horizontal plate (1), the said horizontal plate (1) is fixed under the water surface;

the two linear guide rails (2) are fixedly connected to the bottom surface of the horizontal plate (1);

the door-shaped vibration support (3) comprises a cross beam and two support arms connected below the cross beam, the vibration support (3) is sleeved on the linear guide rails (2), the two support arms of the vibration support (3) are respectively positioned on the outer sides of the two linear guide rails (2), and the vibration support (3) can move along the linear guide rails (2);

the vibration support (3) is provided with two support arms, the vibration support (4) is connected between the bottoms of the two support arms of the vibration support (3), and the vibration support (4) generates vortex-induced vibration under the action of the flow velocity of fluid and drives the vibration support (3) to move up and down;

the transmission device is driven by the vibration bracket (3) to generate rotary motion; and the number of the first and second groups,

the generator (5) is connected with the transmission device and converts mechanical energy into electric energy.

2. The breakwater with the power generation function as claimed in claim 1, wherein the horizontal plate (1) is fixed below the water surface through support piles (6), the top of each support pile (6) is fixedly connected with the horizontal plate (1), and the bottom of each support pile (6) is driven into the seabed (7).

3. The breakwater with the power generation function as claimed in claim 1, wherein the horizontal plate (1) is fixed below the water surface through an anchor chain (8), one end of the anchor chain (8) is fixedly connected with the horizontal plate (1), and the other end of the anchor chain is fixed on a seabed (7).

4. The breakwater with the power generation function as claimed in claim 1, wherein a first steel bar (9) and a second steel bar (10) are arranged between the two linear guide rails (2) from bottom to top, and the power generator (5) is fixed on the second steel bar (10).

5. The breakwater with the power generation function as claimed in claim 4, wherein the transmission device comprises a first transmission wheel (11), a second transmission wheel (12) and a conveyor belt (13) wound on the first transmission wheel (11) and the second transmission wheel (12); the first driving wheel (11) is connected with the generator (5) and fixed on the second steel bar (10); the second transmission wheel (12) is fixed on the first steel bar (9); the two parts of the conveyor belt (13) are respectively positioned on two sides of a cross beam of the vibration support (3), and one part of the conveyor belt (13) is fixedly connected with the cross beam of the vibration support (3), so that the conveyor belt (13) rotates clockwise or anticlockwise under the up-and-down motion of the vibration support (3), and the first driving wheel (11) and the second driving wheel (12) are driven to rotate.

6. The breakwater with the power generation function as claimed in claim 1, wherein the vibration columns (4) are arranged perpendicular to the water flow direction.