CN213981030U - Wave energy power generation device for ship - Google Patents

Abstract

The utility model belongs to the technical field of the new forms of energy power supply, a power generation facility on boats and ships is related to. The wave energy power generation device for the ship comprises a wave energy capturing system and a power generation system. The wave energy power generation system is arranged above a ship deck through the box body, and the wave energy capture system extends out of the deck and is placed on the sea surface. The fluctuation of waves is captured by the floater, and then the fluctuation is converted into rotary motion by the gear rack mechanism, and the rotary motion of the gear is converted into reciprocating motion of a linear motor mandrel by the eccentric wheel mechanism to generate electric energy. The utility model discloses a gear and eccentric wheel transmission system need not turn into the reciprocating motion of wave into one-way motion, and reciprocal all can the electricity generation, can effectively collect and change the wave energy.

Description

Wave energy power generation device for ship

Technical Field

The utility model belongs to the technical field of the new forms of energy power supply, a power generation facility on boats and ships is related to.

Background

With the exploitation and use of fossil energy in large quantities, global non-renewable energy is increasingly exhausted, and the ecological environment is increasingly severe; the development and utilization of green and renewable energy sources to replace fossil energy sources and reduce environmental pollution are common consensus of countries in the world. Ocean energy, especially wave energy, is getting more and more focused attention due to its huge reserves and wide distribution.

At present, a plurality of patents related to ocean wave energy power generation are provided, and generally, the patents are all float-type wave energy power generation devices, the electric energy generated by the float-type wave energy power generation devices can only be stored firstly, and if the electric energy is transmitted out through a power transmission line, the cost is greatly increased, so that the electricity utilization of the float-type wave energy power generation devices is difficult. To the wave energy power generation facility's that is applied to on boats and ships at present few research, chinese utility model patent with publication number CN206144704U discloses "wave energy power generation unit on boats and ships" it catches the wave energy through the float, passes through the piston rod that link mechanism transmitted the ascending decline of float for hydraulic system, then generates electricity through hydraulic motor, and the centre from wave energy to electric energy conversion is the hydraulic link, and hydraulic transmission's efficiency is extremely low, only 20% -70% usually, and the wave energy utilization efficiency is extremely low. On the other hand, because waves have the characteristic of reciprocating motion, the traditional rotary generator cannot be well adapted to the characteristic of reciprocating motion, and the waves are often transmitted by adding an additional unidirectional transmission device such as an overrunning clutch or a ratchet wheel or a gear set, so that the wave energy conversion efficiency is low.

In summary, a marine wave energy power generation device which can be mounted on a ship and used immediately, can convert wave energy at high efficiency and is highly suitable for the reciprocating motion characteristic of the wave is urgently needed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the extremely low problem of conversion efficiency of marine wave energy power generation technique among the prior art to and the extremely low problem of intermediate drive link efficiency, the utility model provides an adopt gear and eccentric wheel transmission as the technique of intermediate drive link to use drum formula linear generator to replace traditional rotatory generator, not only improved the transmission efficiency of motion, reciprocating motion can all generate electricity moreover, very big improvement the conversion efficiency of wave energy.

The utility model provides a technical scheme that its technical problem adopted is: the wave energy power generation device for the ship comprises a wave energy capturing system and a wave energy power generation system, wherein a floater is arranged at the lower end of the wave energy capturing system and is connected with a hollow slide rod through a light rod, a rack is arranged on the inner wall of the hollow slide rod, the hollow slide rod is arranged in a vertical sleeve of a T-shaped sleeve, a rotating shaft is arranged in a horizontal sleeve of the T-shaped sleeve, gears are arranged at two ends of the rotating shaft, fluctuating motion of the floater can be converted into reciprocating rotation of the gears, and the reciprocating motion is transmitted to the wave energy power generation system through a first bevel gear to generate power.

The wave energy power generation device for the ship comprises a second bevel gear, wherein the second bevel gear is meshed with a first bevel gear to obtain rotary motion, the second bevel gear is connected with an eccentric wheel through a second shaft, the eccentric wheel is installed on an eccentric wheel supporting plate through the second shaft, the eccentric wheel supporting plate is fixed on a box body, two side edges of the eccentric wheel are placed in two U-shaped sliding grooves, the U-shaped sliding grooves are fixed on a sliding frame, a sliding rail is installed at the bottom of the sliding frame and is installed in a linear bearing, and the linear bearing is fixed on the box body, so that the sliding frame can slide in a left-right reciprocating mode.

According to the wave energy power generation device for the ship, the sliding frame is internally provided with the cylindrical linear generator mandrel, the two sides of the sliding frame are provided with the springs, and the springs are connected with the inner wall of the box body of the wave energy power generation system so as to reduce inertia generated when the sliding frame does reciprocating motion.

The beneficial effects of the utility model are that, the utility model discloses wave energy power generation facility for boats and ships adopts gear and eccentric wheel transmission mode, turns into the reciprocating rotation of gear with the fluctuation motion of wave energy, compares in the very big improvement transmission efficiency of hydraulic drive's mode. Select for use cylinder formula linear generator, its characteristic of relying on dabber reciprocating motion electricity generation compares in traditional rotation type generator and accords with wave reciprocating motion's characteristic more, very big improvement the wave energy utilization ratio. The spring arranged between the sliding frame and the box body in the wave power generation system greatly reduces the inertia of the sliding frame caused by reciprocating motion, and improves the overall stability of the device.

Drawings

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

FIG. 2 is a schematic structural diagram of a wave energy capture system;

FIG. 3 is a schematic structural diagram of a wave energy power generation system;

FIG. 4 is a schematic view of the overall structure of the sliding frame;

FIG. 5 is a schematic view of the installation on a vessel;

in the figure, 1, an end cover, 2, a wave energy capturing system, 3, a light rod, 4, a floater, 5, a box body, 6, a wave energy generating system, 7, a stator support, 8, a sliding support, 9, a linear bearing, 2-1, a hollow sliding rod, 2-2, a gear, 2-3, a T-shaped sleeve, 2-4, a rack, 2-5, a bearing, 2-6, a first shaft, 2-7, a first bevel gear, 6-1, a second bevel gear, 6-2, a second shaft, 6-3, a spring, 6-4, a mandrel of a linear generator, 6-5, an eccentric wheel support plate, 6-6, a cylindrical linear generator, 6-7, an eccentric wheel, 6-8, a U-shaped groove sliding rail, 6-9, a sliding frame, 6-10, a stator support plate, 6-11, a guide rod, 6-12 linear bearings.

Detailed Description

The following is a detailed description of the present invention with reference to the accompanying drawings.

Example 1

Referring to fig. 1, 2 and 3, the wave energy power generation device for the ship comprises a floater 4, wherein the floater 4 is connected with a hollow slide rod 2-1 through a light rod 3, the floater 4 drives the hollow slide rod 2-1 to reciprocate up and down in a T-shaped sleeve 2-3 under the pushing of waves, an end cover 1 can limit the up-and-down reciprocating stroke of the hollow slide rod, a rack 2-4 is arranged on the inner wall of the T-shaped sleeve, the rack 2-4 can reciprocate up and down under the driving of the hollow slide rod 2-1, and the rack 2-4 is meshed with a gear 2-2, so that the fluctuating reciprocating motion of the waves can be converted into the reciprocating rotary motion of the gear 2-2. The gear 2-2 is connected with a first shaft 2-6 through a key, a bearing 2-5 is arranged on the first shaft 2-6, a first bevel gear 2-7 is arranged at the right end of the first shaft 2-6, the first bevel gear 2-7 is meshed with a second bevel gear 6-1, the second bevel gear 6-1 is connected with a second shaft 6-2 through a key, an eccentric wheel 6-7 is arranged on the second shaft 6-2, the second shaft 6-2 is arranged on an eccentric wheel supporting plate 6-5, the eccentric wheel supporting plate 6-5 is welded on a box body 5, the eccentric wheel supporting plate 6-5 is not in contact with a sliding frame 6-9, a pair of U-shaped groove sliding rails 6-8 is arranged on the sliding frame 6-9, and the eccentric wheel 6-7 is just embedded in the U-shaped groove sliding rails 6-8.

The sliding frame 6-9 is provided with a guide rod 6-11, the guide rod 6-11 is arranged in a linear bearing 6-12, and the linear bearing 6-12 is fixedly arranged at the bottom of the box body 5, so that the whole sliding frame can realize transverse reciprocating motion. When the reciprocating rotation motion is transmitted to the eccentric wheel 6-7 through the second bevel gear 6-1, the rotation of the eccentric wheel 6-7 can push the U-shaped groove slide rail 6-8 and the connected sliding frame 6-9 to do transverse reciprocating motion, the linear generator mandrel 6-4 is arranged in the middle of the sliding frame 6-9, the linear generator mandrel 6-4 can do reciprocating motion along with the sliding frame 6-9, the stator of the cylindrical linear motor 6-6 is fixedly arranged on the stator support plate 6-10, therefore, the reciprocating relative displacement is generated between the linear generator mandrel 6-4 and the stator of the cylindrical linear motor 6-6 to generate electric energy, when the rotation direction of the eccentric wheel 6-7 is changed due to the fluctuation of the floater 4, the sliding frame 6-9 still does transverse reciprocating motion, the linear generator can still generate electric energy. The springs 6-3 are mounted on two sides of the sliding frame 6-9, the other ends of the springs 6-3 are connected to the inner wall of the box body 5, and when the whole wave energy power generation system works, the springs 6-3 can greatly reduce inertia caused by reciprocating motion of the sliding frame 6-9, and stability of the whole device is greatly improved.

The utility model discloses a concrete work flow as follows:

when the wave surges, the floater 4 pushes the light rod 3 and the hollow slide rod 2-1 to move upwards under the push of the wave. In the process, the rack 2-4 on the inner wall of the hollow slide rod 2-1 also moves upwards, the gear 2-2 meshed with the hollow slide rod rotates in a single direction, the rotation of the hollow slide rod is transmitted to the first bevel gear 2-7 through the first shaft 2-6, the first bevel gear 2-7 transmits the rotation to the second bevel gear 6-1, then the rotation is transmitted to the eccentric wheel 6-7 through the second bevel gear 6-1, the eccentric wheel 6-7 does single-direction rotation, and due to the existence of the eccentricity, the rotation of the eccentric wheel 6-7 pushes the U-shaped groove slide rail 6-8 and the sliding frame 6-9 fixed with the U-shaped groove slide rail to do transverse reciprocating motion and drives the linear generator mandrel 6-4 to do reciprocating motion to generate electric energy.

When the wave falls, the float 4 falls, the light rod 3 and the hollow slide rod 2-1 move downwards, and the end cover 1 can limit the distance of the downward movement. In the process, the rack 2-4 on the inner wall of the hollow slide rod 2-1 also moves downwards, the gear 2-2 meshed with the hollow slide rod rotates in a single direction, the direction of the rack is opposite to that of wave surging, the rotating direction transmitted to the eccentric wheel 6-7 through the first shaft 2-6, the first bevel gear 2-7 and the second bevel gear 6-1 is opposite to that of the wave surging, and even if the rotating direction of the eccentric wheel 6-7 is changed, the rotating motion still pushes the U-shaped groove slide rail 6-8 and the sliding frame 6-9 fixed with the U-shaped groove slide rail to do transverse reciprocating motion, and the linear generator mandrel 6-4 can still be pushed to do reciprocating motion to generate electric energy.

Claims (4)

1. The wave energy power generation device for the ship is characterized by comprising a floater (4), wherein the floater (4) transmits fluctuation motion of waves to a wave energy capturing system (2) through a light rod (3), the wave energy capturing system (2) converts the fluctuation wave energy into reciprocating rotation motion through a gear (2-2), a first shaft (2-6) and a first bevel gear (2-7) and transmits the reciprocating rotation motion to a wave energy power generation system (6), and the wave energy power generation system (6) is installed on a ship deck through a box body (5).

2. The wave energy power generation device for the ship according to claim 1, characterized in that the wave energy capturing system (2) comprises a hollow slide rod (2-1) and a T-shaped sleeve (2-3), the hollow slide rod (2-1) can slide up and down in the T-shaped sleeve (2-3) in a reciprocating mode, a rack (2-4) is installed inside the hollow slide rod (2-1), a first shaft (2-6) is installed inside the T-shaped sleeve (2-3), a bearing (2-5), a gear (2-2) and a first bevel gear (2-7) are installed on the first shaft (2-6), and rotary motion is transmitted to the wave energy power generation system (6) through the first bevel gear (2-7).

3. The wave energy power generation device for the ship according to claim 2, characterized in that the wave energy power generation system (6) comprises an eccentric wheel (6-7), the eccentric wheel (6-7) receives rotation transmitted from a first bevel gear (2-7) through a second bevel gear (6-1), the eccentric wheel (6-7) is installed on an eccentric wheel support plate (6-5), the eccentric wheel support plate (6-5) is welded on the box body (5), the eccentric wheel (6-7) is installed in a U-shaped groove slide rail (6-8) at two sides, the U-shaped groove slide rail (6-8) can be driven to reciprocate when the eccentric wheel rotates, the U-shaped groove slide rail (6-8) is welded on a sliding frame (6-9), the sliding frame (6-9) is installed in a linear bearing (6-12) through a guide rod (6-11), the linear bearings (6-12) are mounted on the box body (5).

4. The wave energy power generation device for the ship is characterized in that a stator support plate (6-10) is installed at the bottom of the box body (5), a cylindrical linear generator (6-6) is arranged on the stator support plate (6-10), and a rotor mandrel of the cylindrical linear generator (6-6) is welded on the sliding frame (6-9).

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