CN201148935Y

CN201148935Y - Wave Power Device

Info

Publication number: CN201148935Y
Application number: CNU2007200135945U
Authority: CN
Inventors: 闫学富; 闫铁斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-07-27
Filing date: 2007-07-27
Publication date: 2008-11-12
Anticipated expiration: 2017-07-27

Abstract

The utility model is distributed with a number of hydraulic pump groups composed of float-driven plunger pumps on the floating platform, and is equipped with an electric control device, a hydraulic control device, a fuel tank, an oil supply pump, an accumulator, and a hydraulic motor on the floating platform. The hydraulic system device and generator, the plunger pump group driven by the float drives the hydraulic motor, the hydraulic motor drives the generator to work, and an automatic anchor chain adjustment device is installed on the periphery of the floating platform, and its power is driven by hydraulic pressure, which has strong anti-interference ability , reliable operation, high energy conversion rate, convenient manufacture, installation and maintenance.

Description

Wave power generation device

Technical field

The utility model relates to the device that utilizes seawave power generation.

Background technique

The prior art Wave power generation device has varied, disclosed as Chinese patent CN 98242093,93106007,01112588,200320115981,200410012453 is exactly this class technology, prior art mainly is to utilize the fluctuation up and down of wave to promote float with water surface connecting part, drives the generating of generator rotation works by various mechanical transmission transmissions.The prior art structure is different, the characteristics difference.But float must could pass to kinetic energy the electricity generating device on the platform by long mechanical transmission mechanism, and its mechanical transmission environment is poor, and operational reliability is poor, although adopt many floats mechanical transmission, combined power is less.In addition, its platform and seabed are completely fixed, and the electricity generating device that utilizes wave on the platform can not effectively adapt to the influence that tidewater changes.

The model utility content

The purpose of this utility model has provided a kind of reliable, practical Wave power generation device, particularly a kind of hydraulic type Wave power generation device.

The technical solution of the utility model is: include a floating platform, floating platform is by the steel framework and be connected with floating drum in its underpart and constitute, on floating platform, be provided with machine room, electric controller, hydraulic control device, fuel tank, oil feed pump, accumulator, oil hydraulic motor, rotor machine is arranged in the machine room, be provided with fuel supply line and high-pressure oil pipe at floating platform, periphery and the inner plunger pumps that are distributed with some by the float driving at floating platform, the turnover oil duct of each plunger pump is connected in parallel by self-sealing joint and fuel supply line and high-pressure oil pipe, form the plunger hydraulic pump group, oil feed pump from the fuel tank oil suction to each plunger pump fuel feeding, the high pressure oil that each plunger pump pumps passes through hydraulic control device-----unloading valve, safety valve controlling and driving oil hydraulic motor drives generator work, accumulator is set in order to reduce flow pulsation on high-pressure oil pipe, on oil hydraulic motor or generator shaft, be provided with tachometer, be provided with the Electromagnetic Control valve rod on the in line check valve of each plunger pump, whether the control in line check valve is often opened.On the floating platform periphery, be provided with the anchor chain automatic regulating apparatus, with the tractive length of control anchor chain, adapt to the variation of morning and evening tides and wave, the plunger pump that float is driven is in optimum Working, guarantee that floating platform can adapt to spring tide and high sea effect across the sea, and guarantee the safety of floating platform.

The utility model drives oil hydraulic motor by float drive plunger pump, and oil hydraulic motor drives generator work, and its power is by hydraulic transmission, and antijamming capability is strong, and is reliable, the energy transformation ratio height, and manufacture, installation, maintenance are convenient.

Description of drawings

Fig. 1,2, the 3rd, the utility model example structure schematic representation, wherein Fig. 2 is the plan view of Fig. 1, Fig. 3 is the A-A sectional view of Fig. 1.

Fig. 4 is the plunger pump example structure schematic representation that float of the present utility model drives.

Fig. 5 is the plunger pump example structure schematic representation that float of the present utility model drives.

Fig. 6 is the plunger pump example structure schematic representation that float of the present utility model drives.

Fig. 7 is a floating platform anchor chain controlling device example structure schematic representation of the present utility model.

Fig. 8 is a floating platform anchor chain controlling device example structure schematic representation of the present utility model.

Fig. 9 is the automatic controller example structure schematic representation of floating platform anchor chain controlling device of the present utility model.

Figure 10 is the automatic controller example structure schematic representation of floating platform anchor chain controlling device of the present utility model.

Figure 11 is the utility model hydraulic scheme.

Embodiment

The utility model includes a floating platform 1, floating platform 1 is connected with floating drum 12 by steel framework 10 with in its underpart and constitutes, on floating platform 1, be provided with machine room, electric controller, hydraulic control device, fuel tank 51, oil feed pump 52, accumulator 53, oil hydraulic motor 3, generator 4 devices such as grade are arranged in the machine room, be provided with fuel supply line T and high-pressure oil pipe P at floating platform 1, periphery and the inner plunger pumps 2 that are distributed with some by the float driving at floating platform 1, the turnover oil duct of each plunger pump 2 is connected in parallel with fuel supply line T and high-pressure oil pipe P by self-sealing joint 57, form the plunger hydraulic pump group, oil feed pump 52 from fuel tank 51 oil suctions to each plunger pump 2 fuel feeding, the high pressure oil that each plunger pump 2 pumps passes through hydraulic control device-----unloading valve 54, safety valve 55 controlling and driving oil hydraulic motors 3 drive generator 4 work, accumulator 53 is set in order to reduce flow pulsation on high-pressure oil pipe P, on 4 in oil hydraulic motor 3 or generator, be provided with tachometer 56, be provided with Electromagnetic Control valve rod 59 on the in line check valve 58 of each plunger pump 2, whether control in line check valve 58 is often opened.When running into high sea, plunger pump 2 pump group work are excessive, when flow surpasses the rating value of oil hydraulic motor 3, necessary limited flow, detect by tachometer 56, the Electromagnetic Control valve rod action by electric controller selects the in line check valve of control plunger pump 2 to be provided with can not be closed the in line check valve of some plunger pumps 2, these plunger pumps 2 carry out off-load, control the oil hydraulic motor 3 working speeds definite value that can not exceed the quata automatically.

Shown in accompanying

drawing

3,4 embodiments, the pump housing 26 and the floating platform 1 of plunger pump 2 are articulated and connected, and the plunger rod 23 and connecting rod 21 middle parts of plunger pump are articulated and connected, and an end and the floating platform 1 of connecting rod 21 are articulated and connected, the other end of connecting rod 21 and float 20 are fixed or are articulated and connected, and connecting rod 21 is double armed levers.When float 20 is subjected to the wave effect to rise and descend, drives plunger rod 23 to-and-fro motion by connecting rod 21 and make plunger pump 2 work.

Shown in accompanying drawing 5 embodiments, the pump housing 26 of plunger pump 2 is fixedlyed connected with floating platform 1, the plunger rod 23 of plunger pump is articulated and connected by connecting rod 22 and float connecting rod 21, be that the plunger rod 23 of plunger pump and an end of connecting rod 22 are articulated and connected, the other end of connecting rod 22 and float connecting rod 21 middle parts are articulated and connected, one end and the floating platform 1 of float connecting rod 21 are articulated and connected, and the other end of float connecting rod 21 and float 20 are fixed or be articulated and connected.Its setting height(from bottom) on floating platform is little, has dwindled the floating platform face to the distance of float connecting rod 21 with the floating platform articulating point.

Shown in accompanying drawing 6 embodiments, the pump housing 26 of plunger pump 2 is fixedlyed connected with floating platform 1, and the plunger rod 23 of plunger pump directly is connected with float 20.It is little that this kind structure is occupied the space, is adapted on the central space position of floating platform 1 installation being set.

The length of the float connecting rod 21 of each plunger pump 2 of the utility model is provided with difference, to adapt to the crest motion of wave, makes float 20 crest that staggers, with the pulsating quantity of the oil hydraulic pump group total discharge that reduces to be made up of some plunger pumps 2.

The utility model is provided with the anchor chain controlling device on floating platform 1 periphery, shown in accompanying drawing 7 embodiments, it is made of the support arm 71 that is articulated and connected with floating platform 1, the oil hydraulic cylinder 72 that drives support arm 71, the piston rod 73 and support arm 71 middle parts of oil hydraulic cylinder 72 are articulated and connected, the cylinder body 74 and the floating platform 1 of oil hydraulic cylinder 72 are articulated and connected, fixedly connected anchor chain 9 on support arm 71, and the seabed is fixed in anchor chain 9 lower ends, oil hydraulic cylinder 72 drives support arm 71 and swings up and down, and regulates anchor chain 9.

Shown in accompanying drawing 8 embodiments, the anchor chain controlling device that is provided with on the floating platform periphery is to be made of the winch 61 that oil hydraulic motor 6 drives, by winch 61 traction anchor chains 9.

The utility model is provided with the automatic controller of anchor chain controlling device on floating platform, shown in accompanying drawing 9 embodiments, it is by passing bar 81, the floating drum 84 of band transmission rod 81, pass bar slide plate 85, the electro-hydraulic directional valve 86 of control oil hydraulic cylinder 72 or oil hydraulic motor 6 constitutes, passing bar 81 is slidingly installed with slide plate 85, on biography bar 81, be provided with contact block 87, be provided with the 88a of position limit switch up and down that cooperates with contact block 87 at slide plate 85,88b, shown in the accompanying drawing embodiment, pass bar 81 lower ends and floating drum 84 by connecting

rod

82,83 are articulated and connected, floating drum 84 band transmission rods 81 move up and down in slide plate 85, the contact block 87 that biography bar 81 is provided with is provided with position limit switch 88a up and down with slide plate 85,88b cooperates, 86 actions of control electro-hydraulic directional valve.

Shown in accompanying drawing 10 embodiments, the automatic controller of anchor chain controlling device, by fork 80, drive the floating drum 84 of fork 80, fork body cradle 89, the electro-hydraulic directional valve 86 of control oil hydraulic cylinder 72 or oil hydraulic motor 6 constitutes, fork 80 and body cradle 89 hinged installations, on fork 80 front ends, be provided with contact block 87, on body cradle 89, be provided with the 88a of position limit switch up and down that cooperates with contact block 87,88b, fork 80 lower ends and floating drum 84 are by connecting

rod

82,83 are articulated and connected, floating drum 84 drives fork 80 and swings on body cradle 89, contact block 87 and the body cradle 89 that fork 80 is provided with is provided with position limit switch 88a up and down, 88b cooperates, 86 actions of control electro-hydraulic directional valve.

The contact block 87 that passes under the normal condition on bar 81 or the fork 80 is moving in position limit switch 88a, the 88b up and down; When flood tide or when the wave is high contact block 87 reach when cooperating with upper stroke switch 88a, touch the three position four-way directional control valve action of surging of electro-hydraulic directional valve 86--electricity, oil hydraulic cylinder 72 piston rods 73 shrink and drive 71 declines of anchor chain support arm, or anchor chain is emitted in 61 rotations of control pressure motor 6 work drive winchs, floating platform 1 is raise, otherwise floating platform 1 is descended; 87 of contact blocks that pass when running into storm surge on the bar 81 touch position limit switch 88a, 88b up and down up and down repeatedly, cut off lower stroke switch 88b by electric controller control this moment, keep upper stroke switch 88a work, floating platform 1 is kept rising, floating being parked on spring tide sea or the billow, ensure that floating platform was not had by billow, guarantee floating platform 1 safety.

Claims

1. The wave power generation device is characterized in that it includes a floating platform. The floating platform is composed of a steel frame and a buoy that is connected to the lower part of the floating platform. A machine room, an electric control device, a hydraulic control device, and an oil tank (51 ), an oil supply pump (52), an accumulator (53), a hydraulic motor (3), and a generator (4) are installed in the machine room, and an oil supply pipe (T) and a high-pressure oil pipe (P) are arranged on the floating platform , a number of plunger pumps (2) driven by floats are distributed around and inside the floating platform, and the oil inlet and outlet passages of each plunger pump (2) pass through self-sealing joints, oil supply pipes (T) and high-pressure oil pipes (P) Connected in parallel to form a plunger hydraulic pump group, the oil supply pump (52) sucks oil from the oil tank (51) to supply oil to each plunger pump (2), and the high-pressure oil pumped out by each plunger pump (2) passes through the hydraulic control device -- ---The discharge valve (54) and the safety valve (55) control and drive the hydraulic motor (3) to drive the generator (4) to work, and an accumulator (53) is installed on the high-pressure oil pipe (P), and the hydraulic motor (3 ) or the generator (4) shaft is provided with a tachometer (56), and an electromagnetic control valve rod is provided on the oil inlet check valve of each plunger pump (2) to control whether the oil inlet check valve is normally opened.

2. The wave power generation device according to claim 1, characterized in that the pump body (26) of the plunger pump (2) is hingedly connected to the buoy (1), and the plunger rod (23) of the plunger pump is connected to the connecting rod The middle part of the rod (21) is hingedly connected, one end of the connecting rod (21) is hingedly connected with the floating platform (1), and the other end of the connecting rod (21) is fixed or hingedly connected with the float (20); the connecting rod (21) is a double-arm pole.

3. The wave power generation device according to claim 1, characterized in that, the pump body (26) of the plunger pump (2) is fixedly connected to the buoy (1), and the plunger rod (23) of the plunger pump passes through the connection. Rod (22) is hingedly connected with float connecting rod (21).

4. The wave power generation device according to claim 1, characterized in that, the pump body (26) of the plunger pump (2) is fixedly connected with the buoy (1), and the plunger rod (23) of the plunger pump is directly connected to Float (20) is connected.

5. The ocean wave power generating device according to claim 2 or 3, characterized in that the lengths of the float connecting rods (21) of each plunger pump (2) are set differently.

6. The wave power generation device according to claim 1, 2, 3 or 4, characterized in that an anchor chain adjusting device is provided on the periphery of the floating platform (1), and the anchor chain adjusting device is hinged with the floating platform (1) The connected support arm (71) and the hydraulic cylinder (72) driving the supporting arm (71) are composed of the piston rod (73) of the hydraulic cylinder (72) and the middle part of the support arm (71) are hingedly connected, and the hydraulic cylinder (72) The cylinder body (74) is hingedly connected with the floating platform (1), and the anchor chain (9) is fixedly connected on the support arm (71); or the anchor chain adjusting device is formed by a hoist (61) driven by a hydraulic motor (6), and the hoist ( 61) pull the anchor chain (9).

7. The wave power generation device according to claim 6, characterized in that an automatic control device for the anchor chain adjustment device is provided on the floating platform, and the transmission rod (81) and the buoy (84) driving the transmission rod (81) , the transmission rod slide plate (85), the electro-hydraulic reversing valve (86) for controlling the hydraulic cylinder (72) or the hydraulic motor (6), the transmission rod (81) and the slide plate (85) are installed in a sliding fit, and the transmission rod (81) ) is provided with a contact block (87), on the slide plate (85) there are up and down travel switches (88a, 88b) that cooperate with the contact block (87), and the lower end of the transmission rod (81) and the buoy (84) pass through the connecting rod (82 , 83) are hingedly connected, and the buoy (84) drives the transmission rod (81) to move up and down in the slide plate (85). 88a, 88b) cooperate to control the action of the electro-hydraulic reversing valve.

8. The wave power generation device according to claim 6, characterized in that an automatic control device for the anchor chain adjustment device is provided on the floating platform, and the swing rod (80) and the buoy (84) driving the swing rod (80) , a swing rod hinged frame (89), an electro-hydraulic reversing valve (86) for controlling a hydraulic cylinder (72) or a hydraulic motor (6), the swing rod (80) and the hinged frame (89) are hingedly installed, and the swing rod ( 80) A contact block (87) is provided on the front end, and upper and lower stroke switches (88a, 88b) cooperating with the contact block (87) are arranged on the hinged frame (89), and the lower end of the swing rod (80) passes through the buoy (84) Connecting rod (82,83) is hingedly connected, and float (84) drives fork (80) to swing on hinged frame (89), and the contact block (87) that is provided with on fork (80) and hinged frame (89) set Cooperate with up and down travel switches (88a, 88b) to control the action of the electro-hydraulic reversing valve (86).