CN201133322Y - wave power station - Google Patents

Abstract

The utility model provides a sea wave power generation platform. A platform frame is fixed at the sea bottom and is provided with an inductive coil. The standing post of the platform frame is provided with a magnetic suspension type rotor. An annular magnetic field is established at the upper part of the rotor by two permanent magnetic rings. The annular magnetic field surrounds the inductive coil but is not contacted with the inductive coil. The lower part of the rotor is connected with a floater to ensure that the flotage produced by the floater at the ocean is equal to the gross weight of the floater. A rectification voltage regulator is fixed at the platform frame. The end of the coil is connected with the rectification voltage regulator. The rotor does the reciprocal linear movement along the vertical direction like a piston along with the fluctuation of the sea wave, and at the same time, the coil cuts the magnetic force line of the magnetic field established by the permanent magnetic coils of the rotor, so as to obtain inductive current. The current supplies power to the outside by the rectification voltage regulator. The utility model has simple structure, low cost and very high power generation efficiency.

Description

wave power station

technical field

The utility model relates to the technology of generating electricity by using surging seawater, in particular to an ocean wave power station.

Background technique

The ocean is always turbulent and has inexhaustible energy. The use of wave energy to generate electricity has low cost, no waste, and no pollution. Like solar energy and wind energy, wave energy has high utilization value and is environmentally friendly. Existing many kinds of wave energy generating devices so far. However, most of the existing wave power generation devices have complex structures, high costs, and low power generation efficiency, so their practicality is limited.

Contents of the invention

The purpose of the utility model is to overcome the above-mentioned defects of the existing wave power generation device, and provide a practical wave power station with simple structure, low cost, high power generation efficiency.

The utility model is realized according to the following technical solutions.

A platform is formed by connecting two nonmagnetic columns on the left and right with a nonmagnetic plate, and the platform is fixed on the seabed. On the side of the non-magnetic plate facing the seawater, the induction coil frame is fixed vertically in the center, and the coil is wound on the coil frame; on the upper plane of the magnetic plate, the magnetic conducting column is vertically fixed in the center and coaxial, along the thickness direction or along the direction facing and Two permanent magnet coils of different sizes magnetized perpendicular to the direction of the axis, the magnetic permeable coil and the magnetic permeable column are equal in size along the axial direction, the outer ring of the magnetic permeable column is in contact with the inner ring of the small permanent magnet The outer ring of the ring is in contact with the outer ring of the magnetic ring, and the opposite poles of the two permanent magnetic rings are spaced parallel to each other, so that the coil frame and the coil are coaxially inserted into the space without touching each other; the float is connected to the lower end of the connecting rod, The upper end of the connecting rod is fixed in the center of the lower plane of the magnetic plate; the lugs on the left and right sides of the magnetic plate are fixed with permanent magnetic plates magnetized along the thickness direction; there is a groove inside the non-magnetic column, and the shape of the groove is the same as that described above. The shape of the lugs of the magnetic guide plate is the same, and the permanent magnet plate magnetized along the thickness direction is fixed on the groove wall. The groove of the non-magnetic column surrounds the lug of the magnetic guide plate, and the permanent magnet plate on the groove They are respectively opposite to the permanent magnetic plates on the lugs with the same polarities in parallel and separated by gaps; so that the buoyancy generated by the float on the sea is equal to the total of the mover composed of the magnetic column, the permanent magnetic ring, the magnetic ring, the magnetic plate, the connecting rod and the float. Weight; the rectifier voltage regulator is fixed on the stand, and the wire end of the coil is connected to the rectifier voltage regulator.

When the waves surge up, the floater is lifted to drive the mover to move vertically upward in suspension along the groove of the column. When the wave is down, the mover moves vertically downward along the groove of the column by gravity , that is to say, the mover undulates with the waves and moves in a straight line like a piston in the vertical direction. At the same time, the coil cuts the magnetic field lines of the magnetic field established by the permanent magnet coil of the mover to obtain an induced current, and the induced current is transmitted to the rectifier and voltage regulator. After being rectified and regulated, it can be sent to the storage battery or the user.

The beneficial effects of the utility model are:

1. Simple structure, small space occupation, low construction cost, minimal maintenance workload, and minimal operating cost;

2. Small vibration, no power generation noise, no pollution;

3. Most of the existing wave power generation devices collect the surging seawater through pipelines, pumps like syringes, and one-way valves to the reservoir to accumulate energy, and then release water from the reservoir to impact the turbine generator to generate electricity. The utility model has no conversion process from the collection of kinetic energy of ocean waves to power generation, so there is no loss, so the power generation efficiency is extremely high, which is the outstanding advantage of the utility model.

4. Due to the above advantages, the utility model will effectively promote the development of ocean energy.

Description of drawings

Fig. 1 is the structural representation of embodiment one;

Fig. 2 is the A-A sectional view of Fig. 1;

Fig. 3 is the structural representation of embodiment two;

Fig. 4 is a B-B sectional view of Fig. 2 .

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Embodiment 1: As shown in Figure 1 and Figure 2 . A platform is formed by connecting two left and right nonmagnetic columns 1 with a nonmagnetic plate 5, and the platform is fixed on the seabed. On the side of the non-magnetic plate 5 facing the seawater, the induction coil frame 11 is vertically fixed in the center, and the coil 7 is wound on the coil frame 11; on the upper plane of the magnetic plate 12, the magnetically conductive column 2 is vertically fixed in the center of the coaxial center, along the thickness direction or The permanent magnet coil 3 magnetized along the direction facing and perpendicular to the axis line, the permanent magnet coil 6 and the magnetic coil 4 magnetized along the thickness direction or in the direction facing and perpendicular to the axis line, guide The magnetic column 2, the permanent magnetic ring 3, the permanent magnetic ring 6 and the magnetic guide ring 4 are equal in size along the axial direction. The outer ring of the magnetic coil 4 is in contact, and the opposite poles of the permanent magnetic coil 3 and the permanent magnetic coil 6 are spaced parallel to each other, so that the bobbin 11 and the coil 7 are coaxially inserted into the interval without contacting each other; the float 14 is connected to the coupling rod The lower end of 13, the upper end of coupling rod 13 is fixed on the lower plane center of magnetic conducting plate 12; The permanent magnetic plates 18, 19, 20 magnetized along the thickness direction are consolidated on the lugs on the left and right sides of magnetic conducting plate 12; 1 There is a groove inside, the shape of the groove is the same as the shape of the lug of the magnetic conductive plate 12, and the permanent magnet plates 15, 16, 17 magnetized along the thickness direction are fixed on the groove wall, and the non-magnetic column 1 Groove surrounds the lug of magnetic guide plate 12, and makes permanent magnet plate 15,16,17 and permanent magnet plate 20,19,18 respectively in turn opposite to the same sex polarity in parallel space; The total weight of the mover composed of magnetic column 2, permanent magnetic ring 3, magnetic conductive ring 4, permanent magnetic ring 6, magnetic conductive plate 12, coupling rod 13 and float 14; rectifier voltage regulator 9 is fixed on the stand, The wire ends of the coil 7 are connected to the rectifier voltage regulator 9 .

When the sea waves rise up, the float 14 is lifted up, and the mover is driven to move vertically upward in a suspended manner along the groove of the column 1; Downward movement means that the mover moves along the vertical direction like a piston in a reciprocating linear motion with the undulations of the waves. At the same time, the coil 7 cuts the magnetic field lines of the magnetic field established by the mover permanent magnet coils 3 and 6 to obtain an induced current. The induced current is passed to the rectifier voltage regulator 9, and can be sent to the storage battery or the user after rectification and voltage regulation.

A common wind power generator 8 can also be installed with a bracket 10 on the platform. In this way, the wave power station becomes a combined power station of wave energy and wind energy, which fully utilizes the stand space.

Embodiment two: as shown in Figure 3 and Figure 4 . Make the power station described in Embodiment 1 lie on the beach washed by the waves, change the column 1 into a wider column 22, and the groove on it is the same as that of the column 1; change the float 14 into a push plate 21; remove The wind generator 8 and its support 10, the mover and the coil described in the first embodiment are all unchanged, as shown in the part surrounded by the dotted line in Fig. 3, but it will be sealed; The mover performs reciprocating linear motion to generate electricity.

The ocean wave power station described in the second embodiment can generate electricity by utilizing the impact force of ocean waves at the seashore, and recovers the impact energy of ocean waves at the seashore.

Claims (2)

1. sea wave power generation station is characterized in that: two non magnetic columns (1) are formed a stand about being connected by non magnetic plate (5), and stand is fixed on the seabed; Towards the one side of seawater vertical fixing inductor coil placed in the middle frame (11), coil 7 is wound on the coil carrier (11) at non magnetic plate (5); At the last plane of concentrating flux plate (12) concentric vertical fixing placed in the middle conducting magnetic column (2), along thickness direction in other words along the permanent magnetism circle (3) that faces and magnetize perpendicular to direction of axis line, along thickness direction in other words along the permanent magnetism circle (6) that faces and magnetize perpendicular to direction of axis line, magnetic guiding cycle (4), conducting magnetic column (2), permanent magnetism circle (3), permanent magnetism circle (6) and magnetic guiding cycle (4) size vertically equate, the outer ring of conducting magnetic column (2) contacts with the inner ring of permanent magnetism circle (3), the outer ring of permanent magnetism circle (6) contacts with the outer ring of magnetic guiding cycle (4), permanent magnetism circle (3) is relative with permanent magnetism circle (6) opposite pole spaced and parallel, makes the related coil of coil carrier (11) (7) insert in the described interval coaxially and does not contact mutually; Float (14) is connected in the lower end of coupling rod (13), and the lower plane center of concentrating flux plate (12) is fixed in coupling rod (13) upper end; Fixed on the lug of concentrating flux plate (12) the right and left along permanent magnetic plate (18), (19), (20) that thickness direction magnetizes; Non magnetic column (1) is inboard fluted, the shape of groove is identical with the lug shape of described concentrating flux plate (12), cell wall fixed along permanent magnetic plate (15), (16), (17) that thickness direction magnetizes, the groove of non magnetic column (1) surrounds the lug of concentrating flux plate (12), and makes permanent magnetic plate (15), (16), (17) relative with permanent magnetic plate (20), (19), (18) parallel compartment crack like pole respectively successively; The buoyancy that float (14) is at sea produced equal conducting magnetic column (2), permanent magnetism circle (3),, the gross weight of the mover formed of magnetic guiding cycle (4), permanent magnetism circle (6), concentrating flux plate (12), coupling rod (13) and float (14); Rectification voltage regulator (9) is fixed on the stand, and the end of a thread of coil (7) is received rectification voltage regulator (9).

2. according to the described sea wave power generation station of claim 1, it is characterized in that: make the sea wave power generation station lying on the seabeach of alluvion, column (1) is changed to the column (22) of broad, the groove on it is identical with column (1); Float (14) is changed to push pedal (21); Described mover and coil are all constant, but will seal.

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