CN209976692U - Shore-based lever type sea wave power generation device - Google Patents

Abstract

The utility model relates to a shore-based lever-type ocean wave power generation device, which comprises a bracket, a hydraulic power generation system, a lever and a float. The central position of the lever is rotatably connected with the bracket, the lever can swing up and down on the bracket, and the There is a chute on the lever along the length direction, the float is slidably arranged in the chute at one end of the lever through the guide mechanism, the hydraulic power generation system is slidably arranged in the chute at the other end of the lever, the hydraulic power The system is arranged in the bracket; the utility model has a simple structure and a wide range of applications, which can be used in both deep water areas and shallow water areas, with high wave energy conversion efficiency and convenient installation; The interaction between them, so as to realize the generation of electricity by ocean waves, and the movement of the piston rod of the hydraulic cylinder to the left or right can generate hydraulic energy, which can be stored in the hydraulic bag or directly drive the hydraulic motor to work, thereby realizing electricity generation.

Description

A shore-based lever-type ocean wave power generation device

technical field

The utility model relates to the technical field of generating ocean waves, in particular to a shore-based lever-type ocean wave generating device.

Background technique

Electricity is the main power source of modern life, through coal/oil power generation, wind power generation, wave power generation, solar power generation and even nuclear power generation, etc., all kinds of power sources are developed everywhere. However, due to the excessive use of oil and coal in recent years, the amount of carbon dioxide emissions has increased sharply, resulting in a serious greenhouse effect. Therefore, issues such as energy conservation and carbon reduction, green energy application and prevention of nuclear disasters, and safe green energy development have become today's and major future directions. In fact, Taiwan is surrounded by the sea, and wave power generation is a very good option. Using the endless ocean power and effectively converting it into electricity will generate huge economic benefits. However, so far, it has not been possible to It is a pity to make good use of marine resources. Therefore, how to take advantage of the environment to develop reliable and stable wave power generation is an important topic worthy of in-depth research and development.

Among them, the energy density of wave energy transmission is 4-30 times that of wind energy, and it is not affected by weather compared to solar energy. Wave energy is a kind of inexhaustible natural green energy, which is a kind of inexhaustible natural green energy.

In the prior art, ocean wave power generation generally includes a nodding duck type, a pendulum type, an oscillating float type, an oscillating water column type, a sea snake type gathering wave reservoir type and a rectifier type. Although the above-mentioned power generation device has good stability in practice and is widely used, the conversion efficiency of the device is not high, and it is not suitable for use in shallow water areas or applications, and has poor applicability.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the utility model provides a shore-based lever-type ocean wave power generation device, which is suitable for shallow water areas.

The technical scheme of the utility model is as follows: a shore-based lever-type ocean wave power generation device comprises a bracket, a hydraulic power generation system, a lever and a float, the central position of the lever is rotatably connected with the bracket, and the lever can swing up and down on the bracket , and the lever is provided with a chute along the length direction, the float is slidably arranged in the chute at one end of the lever through the guide mechanism, and the hydraulic power generation system is slidably arranged in the chute at the other end of the lever, so The hydraulic power generation system described above is arranged in the bracket;

The hydraulic power generation system includes an accumulator, a hydraulic motor, a hydraulic cylinder, a fuel tank, a generator, a pressure reducing valve, and a relief valve. The hydraulic cylinder is connected to the accumulator through a check valve, and the energy storage The accumulator is connected with the hydraulic motor through the relief valve and the pressure reducing valve, the hydraulic motor is connected with the generator, the hydraulic motor is also connected with the oil tank, the accumulator is connected with the oil tank through the safety valve, the The oil tank is also connected to the hydraulic cylinder. Under the action of the force on the piston rod of the hydraulic cylinder, the oil pressure is stored in the accumulator and converted into hydraulic energy through the one-way valve. When the pressure adjusted by the relief valve is reached, it is output through the pressure reducing valve. The relatively constant flow drives the hydraulic motor to rotate, and then drives the generator to generate electricity; wherein, the movement of the piston rod of the hydraulic cylinder to the left or right can generate hydraulic energy, which can be stored in the hydraulic bag or directly drive the hydraulic motor, thereby driving the generator. generate electricity.

Further, the guide mechanism includes an upper connecting seat, a lower connecting seat, a guide plate, and a plurality of guide rods, the upper connecting seat is hinged with the sliding block arranged in the chute, and the lower end of the upper connecting seat is provided with There are a plurality of guide rods, and the plurality of the guide rods pass through the guide plate and the lower connecting seat downward in sequence and are connected with the float, and the guide plate is arranged on the bracket.

Further, a plurality of the guide rods are also sleeved with springs, and the springs are located in the guide through holes of the guide plate.

Further, the number of the guide rods is five.

Further, the lower end of the lower connecting seat is also provided with a plurality of guide rod sleeves.

Further, the piston rod of the hydraulic cylinder is slidably arranged in the chute through a sliding block.

Further, the bracket is provided with a protrusion, and the lever is provided on the protrusion through a rotating shaft.

Under the action of wave undulation, the float will be subjected to a certain force in the ocean waves, which will drive the float to move up and down along the guide through holes of the guide plate, and then drive the lever to swing up and down, and the slider will also have a small amount of movement in the chute of the lever. swipe left and right. In the hydraulic power generation system, the hydraulic cylinder also swings up and down in the chute of the lever, and the slider also slides slightly left and right in the chute of the lever, which in turn drives the up and down movement of the hydraulic system to achieve power generation.

The beneficial effects of the utility model are as follows: the utility model has a simple structure and a wide range of applications, the utility model drives the hydraulic power generation system to generate electricity through the action between the float and the lever, and the piston rod of the hydraulic cylinder moves to the left or right. The movement can generate hydraulic energy, which can be stored in the hydraulic bag or directly drive the hydraulic motor, so as to realize the power generation. Under the action of the wave ups and downs, the float will receive a certain force in the ocean waves, and the up and down swing of the lever can be realized. Then, the hydraulic cylinder can be driven to generate electricity. The device can be applied to both shallow water areas and deep water areas, and has high wave energy conversion efficiency and convenient installation.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the framework diagram of the hydraulic power generation system of the utility model;

In the figure, 1-bracket, 2-protrusion, 3-lever, 4-slider, 5-upper connecting seat, 6-lower connecting seat, 7-guide plate, 8-guide rod, 9-spring, 10-slide Tank, 11-hydraulic cylinder, 12-float, 13-accumulator, 14-hydraulic motor, 15-oil tank, 16-relief valve, 17-relief valve, 18-safety valve, 19-check valve.

Detailed ways

The specific embodiments of the present utility model will be further described below in conjunction with the accompanying drawings:

As shown in FIG. 1, a shore-based lever-type ocean wave power generation device includes a bracket 1, a hydraulic power generation system, a lever 3, and a float 12. The upper end of the bracket 1 is provided with a protrusion 2. The central position of the lever 3 It is arranged on the protrusion 2 through a rotating shaft and can swing up and down on the protrusion 2 . The lever 3 is provided with a chute 10 along the length direction, the float 12 is slidably arranged in the chute 10 at one end of the lever 3 through the guiding mechanism, and the hydraulic power generation system is slidably arranged in the sliding slot 10 through a slider 4. Inside the chute 10 at the other end of the lever 3 .

The guide mechanism includes an upper connecting seat 5, a lower connecting seat 6, a guide plate 7, and a plurality of guide rods 8. The upper connecting seat 5 is arranged in the chute 10 of the lever 3 through another sliding block 4, so The lower end of the upper connecting seat 5 is provided with a plurality of guide rods 8, the number of the guide rods 8 in this embodiment is 5, and the plurality of the guide rods 8 pass through the guide plate 7 and the lower connection in sequence downward. The seat 6 is connected with the float 12, the guide plate 7 is arranged on the bracket 1, and the lower end of the lower connecting seat 6 is also provided with a plurality of guide rod sleeves. A plurality of the guide rods 8 are also sleeved with springs 9 , the springs 9 are located in the guide through holes of the guide plate 7 , and the lower ends of the springs 9 extend to the lower connecting seat 6 .

As shown in FIG. 2, the hydraulic power generation system includes an accumulator 13, a hydraulic motor 14, a hydraulic cylinder 11, a fuel tank 15, a generator, a pressure reducing valve 16, and a relief valve 17. The direction valve 19 is connected with the accumulator 13, the accumulator 13 is connected with the hydraulic motor 14 through the relief valve 17 and the pressure reducing valve 16, the hydraulic motor 14 is connected with the generator, and the hydraulic motor 14 It is also connected to the oil tank 15, the accumulator 13 is connected to the oil tank 15 through the safety valve 18, and the oil tank 15 is also connected to the hydraulic cylinder 11. The oil pressure is stored in the accumulator 13 and converted into hydraulic energy. When the pressure regulated by the relief valve 17 is reached, the pressure reducing valve 16 outputs a relatively constant flow to drive the hydraulic motor 14 to rotate, thereby driving the generator to generate electricity; The movement of the piston rod of the hydraulic cylinder 11 to the left or right can generate hydraulic energy, which is stored in the hydraulic bag or directly drives the hydraulic motor 11 to work, thereby driving the generator to generate electricity.

Under the action of wave undulations, the float 12 will be subjected to a certain force in the ocean waves, thereby driving the float 12 to move up and down along the guide through holes of the guide plate 7, thereby driving the lever 3 to swing up and down, and the slider 4 will also move on the lever 3. There is a slight left and right sliding in the chute 10. In the hydraulic power generation system, the hydraulic cylinder 11 also swings up and down in the chute 10 of the lever 3, and the slider 4 also slides slightly left and right in the chute 10 of the lever 3, which in turn drives the up and down movement of the hydraulic power generation system. In order to achieve power generation, the device is not only suitable for deep water areas, but also suitable for shallow water areas.

What is described in the above-mentioned embodiment and specification is only to illustrate the principle and the best embodiment of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will also have various changes and improvements. These changes and improvements All fall within the scope of the claimed invention.

Claims (7)

1. The utility model provides a bank base lever type wave power generation facility which characterized in that: the hydraulic power generation device comprises a support, a lever, a floater and a hydraulic power generation system, wherein the central position of the lever is rotationally connected with the support, the lever can swing up and down on the support, a sliding groove is formed in the lever along the length direction, the floater is arranged in the sliding groove at one end of the lever in a sliding mode through a guide mechanism, the hydraulic power generation system is arranged in the sliding groove at the other end of the lever in a sliding mode through a sliding block, and the hydraulic power generation system is arranged in the support;

the hydraulic power generation system comprises an energy accumulator, a hydraulic motor, a hydraulic cylinder, an oil tank, a generator, a pressure reducing valve and an overflow valve, wherein the hydraulic cylinder is connected with the energy accumulator through a one-way valve, the energy accumulator is connected with the hydraulic motor through the overflow valve and the pressure reducing valve, the hydraulic motor is connected with the generator, the hydraulic motor is also connected with the oil tank, the energy accumulator is connected with the oil tank through a safety valve, the oil tank is also connected with the hydraulic cylinder, and a piston rod of the hydraulic cylinder can generate hydraulic energy to be stored in a hydraulic bag or directly drive the hydraulic motor to work when moving leftwards or rightwards.

2. A shore based lever type ocean wave power plant according to claim 1, wherein: the guide mechanism comprises an upper connecting seat, a lower connecting seat, a guide plate and a plurality of guide rods, the upper end of the upper connecting seat is hinged to a sliding block arranged in the sliding groove, the lower end of the upper connecting seat is provided with the guide rods, the guide rods downwards penetrate through the guide plate and the lower connecting seat in sequence and then are connected with the floater, and the guide plate is arranged on the support.

3. A shore based lever type ocean wave power plant according to claim 2, wherein: a plurality of the guide rods are further sleeved with springs, the springs are located in the guide through holes of the guide plates, and the lower ends of the springs extend to the lower connecting seat.

4. A shore based lever type ocean wave power plant according to claim 3, wherein: the number of the guide rods is 5.

5. A shore based lever type ocean wave power plant according to claim 2, wherein: the lower end of the lower connecting seat is also provided with a plurality of guide rod sleeves.

6. A shore based lever type ocean wave power plant according to claim 1, wherein: a piston rod of the hydraulic cylinder is arranged in a sliding groove of the lever in a sliding mode through a sliding block.

7. A shore based lever type ocean wave power plant according to claim 1, wherein: the bracket is provided with a bulge, the central position of the lever is rotationally arranged on the bulge through a rotating shaft, and the lever can swing up and down on the bulge.

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