CN206845378U

CN206845378U - A kind of device of wave-energy power generation

Info

Publication number: CN206845378U
Application number: CN201720575468.2U
Authority: CN
Inventors: 潘宏烨; 李卫; 朱有卫; 于梦妲; 李嘉琳; 张祖涛
Original assignee: Southwest Jiaotong University
Current assignee: Southwest Jiaotong University
Priority date: 2017-05-23
Filing date: 2017-05-23
Publication date: 2018-01-05
Anticipated expiration: 2027-05-23

Abstract

The utility model discloses a kind of device of wave-energy power generation, including apparatus main body, float and base；The transmission device of integrative-structure is additionally provided with, transmission device includes being arranged on the upper plate being parallel to each other in device body and lower Circular Plate, in addition to the first rack and the second rack；Also it is fixedly connected with to extend to outside device body on upper plate and is used for the connection slide bar for connecting float；Transmission device is slidably matched with the fixed slip bar being arranged in device body；It is additionally provided with the first gear engaged with the first rack and the second gear engaged with the second rack；The 3rd gear is further fixedly arranged in rotary shaft, the 3rd gear engages with the 4th gear of alternator shaft front end；Power transmission shaft is spindle rotationally arranged in device body；Generator can be driven to generate electricity in one direction during upper and lower two of the utility model float；It is simple in construction, generating efficiency is high, practical.

Description

A kind of device of wave-energy power generation

Technical field

It the utility model is related to electric generator using sea wave energy, and in particular to a kind of device of wave-energy power generation.

Background technology

Wave energy refers to kinetic energy and potential energy possessed by ocean surface wave, has the spy that energy density is high, distribution is wide Point, shown according to the investigation of world energy sources committee, the available wave energy in the whole world is 2 times of current generated energy；China possesses extensively Wealthy marine resources, the band of southeastern coast one possesses abundant wave energy resource, and energy density is high, has larger exploitation valency Value；At present both at home and abroad relevant wave energy device by wave energy trapping mode can be divided into pendulum-type, shrink radio frequency channel formula, oscillaton water column type, Oscillating float type.

Swinging type wave energy conversion equipment is under wave action, to make front and rear by pendulum mass or swing up and down, wave energy is turned Change the kinetic energy of balance staff into, what is be connected with balance staff is typically hydraulic means, and the kinetic energy of balance staff is converted into the kinetic energy of hydraulic pump by it, then Electrical power generators are driven by hydraulic motor；The advantages of this device is high conversion efficiency, and shortcoming is that the maintenance of machinery is more difficult, Representing device has the littoral fixed pendulum-type power stations of the 30kW in China.

It is to be converted into the potential energy of water using shrinking radio frequency channel by the kinetic energy of wave to shrink radio frequency channel technology, then passes through hydrogenerator Potential energy is converted to electric energy by group；The advantages of this device is the no movable part of conversion of wave energy, good reliability and stably, deficiency Part is to build this power station to require strict to landform, is not easy to promote；Representing device has the 350kW contraction wave duct devices of Norway.

Oscillating water column technology is a kind of technology that wave energy is absorbed using air chamber；One direction of air chamber is provided with mouth, and wave drives Indoor water column of taking offence is reciprocating, and water column promotes the air in air chamber, finally by air driving impeller rotation, or further Drive electrical power generators；Because conversion equipment separates with seawater, it is not easy to corroded；System is operated in the water surface, easily implements；Lack Point is less efficient；Representing device has 100kW bank formula wave power plants of Chinese Shanwei etc..

Oscillating float type Wave energy converter is the conversion equipment that wave energy is absorbed using float；Device is in using one The float of the water surface absorbs wave energy, by machinery or hydraulic means in land, drives electrical power generators；Oscillating floater Formula Wave energy converter is simple in construction, reliable operation, gradually receives the favor of countries in the world；Representing device has Britain Pelamis, Chinese 50kW bank formula oscillating floater wave power plants etc..

Current existing wave energy generating set, " tidal level is adapted to as Patent No. 201521010834.7 is entitled automatically Oscillating floater TRT " Chinese patent, the oscillating floater of the patent is fixed on the quarter butt of double rocker mechanism, causes to float Sub-line journey is very limited, and the quarter butt where float and hydraulic cylinder, into obtuse angle, the power that float is acted on hydraulic cylinder is limited, utilizes It is less efficient；A kind of Chinese patent of Patent No. 201610454421.0 entitled " rocking type wave energy generating set ", should The hydraulic turbine, generating electrical storage device and impact liquid are all placed in float by patent, complicated, and are not considered due to used Property, impact liquid oscilaltion is not violent, and the hydraulic turbine can also vibrate with inertia with impact liquid, and generating efficiency is relatively limited.

Utility model content

The utility model provides a kind of device of wave-energy power generation simple in construction, practicality is high.

The technical solution adopted in the utility model is：A kind of device of wave-energy power generation, include the hollow structure dress of sealing Put body, float and the base fixed to seabed；Base is connected to the lower end of device body by chain；It is additionally provided with integral knot The transmission device of structure, transmission device include being arranged on the upper plate being parallel to each other in device body and lower Circular Plate；Upper plate and lower circle Ring flat-plate is by being parallel to each other and the first rack that rack is oppositely arranged and the second rack connect；Lower Circular Plate intermediate annular hole is corresponding Position is provided perpendicular to the generator of device body bottom plate；Also it is fixedly connected with to extend to outside device body on upper plate and is used to connect Connect the connection slide bar of float；Connect slide bar and carry out dynamic sealing with device body contact position；Transmission device is with being arranged in device body Fixed slip bar be slidably matched；

It is additionally provided with the first gear engaged with the first rack and the second gear engaged with the second rack；First gear and Second gear is arranged on power transmission shaft, and its driving direction is opposite；On power transmission shaft between first gear and second gear also The 3rd gear is provided with, the 3rd gear engages with being arranged on the 4th gear of alternator shaft front end；Power transmission shaft is rotatably set Put on transmission shaft support.

Further, it is additionally provided with firm banking in described device body；Fixed slip bar lower end is connected base, upper end It is provided with clip for limiting.

Further, two transmission shaft supports of structure identical are provided with the firm banking, both ends of the drive shaft is logical Bearing is crossed to be arranged on two transmission shaft supports.

Further, the connection slide bar upper end is connected by the first connected clamp with float, and lower end is connected by second Clamp connects upper plate.

Further, the firm banking upper surface is provided with the boss that four inner sides are circular arc, and generator is arranged on In the inner space that boss is formed.

Further, the first gear and second gear are straight spur gear；3rd gear and the 4th gear are equal For bevel gear.

Further, the fixed slip bar is provided with two, is respectively provided on two relative boss.

Further, described device body includes upper end cover, bottom end cover and cylinder.

Further, the first gear and second gear are set by unilateral bearing or one-way clutch and arrive power transmission shaft On.

Further, the connection slide bar uses sliding bearing and embedded multilayer rubber piston ring with device body junction Sealing

The beneficial effects of the utility model are：

(1) the utility model generator during float is upper and lower rotates generating in one direction, improves generating effect Rate；

(2) the utility model is simple in construction, practical.

Brief description of the drawings

Fig. 1 is the utility model structure diagram.

Fig. 2 is device body internal structure schematic diagram in the utility model.

Fig. 3 is the utility model rotary shaft and mission part structural representation.

In figure：1- floats, 2- first are connected clamp, 3- chains, 4- bases, 5- connection slide bars, 6- upper end covers, 7- device sheets Body, 8- bottom end covers, 9- second are connected clamp, 10- upper plates, the racks of 11- first, 12- fixed slip bars, 13- first gears, and 14- is passed Moving axis, the gears of 15- the 4th, the gears of 16- the 3rd, 17- transmission shaft supports, 18- firm bankings, Circular Plate under 19-, 20- generators, 21- clip for limiting, 22- bearings, 23- clutch shaft bearings, the racks of 24- second, 25- second gears, 26- second bearings.

Embodiment

The utility model is described further with specific embodiment below in conjunction with the accompanying drawings.

As Figure 1-3, a kind of device of wave-energy power generation, including the hollow structure device body 7 of sealing, the and of float 1 Base 4 fixed to seabed；Base 4 is connected to the lower end of device body 7 by chain 3；It is additionally provided with the transmission of integrative-structure Device, transmission device include being arranged on the upper plate 10 being parallel to each other in device body 7 and lower Circular Plate 19；Upper plate 10 and lower annulus Plate 19 is by being parallel to each other and the first rack 11 that rack is oppositely arranged and the second rack 24 connect；The lower intermediate annular of Circular Plate 19 Hole correspondence position is provided perpendicular to the generator 20 of the bottom plate of device body 7；Also it is fixedly connected with upper plate 10 and extends to device It is used for the connection slide bar 5 for connecting float 1 outside body 7；Connect slide bar 5 and carry out dynamic sealing with the contact position of device body 7；Transmission device with The fixed slip bar 12 being arranged in device body 7 is slidably matched；

It is additionally provided with the first gear 13 engaged with the first rack 11 and the second gear 25 engaged with the second rack 24；The One gear 13 and second gear 25 are arranged on power transmission shaft 14, and its driving direction is opposite；First gear 13 and second gear The 3rd gear 16 is additionally provided with power transmission shaft 14 between 25, the 3rd gear 16 is with being arranged on the 4th of the rotating shaft front end of generator 20 Gear 15 engages；Power transmission shaft 14 is spindle rotationally arranged on transmission shaft support 17.

Further, firm banking 18 is additionally provided with described device body 7；The lower end of fixed slip bar 12 is connected base 18, upper end is provided with clip for limiting 21；By the stroke limiting of transmission device between firm banking 18 and clip for limiting 21.

Further, two transmission shaft supports 17 of structure identical, 14 liang of power transmission shaft are provided with the firm banking 18 End is arranged on two transmission shaft supports 17 by bearing 22；Firm banking 18 is typically also configured as circular configuration, power transmission shaft Bearing 17 is set at its same diameter both ends extension.

Further, the connection upper end of slide bar 5 is connected by the first connected clamp 2 with float 1, and lower end is solid by second Even clamp 9 connects upper plate 10；Ensure its fixation.

Further, the upper surface of firm banking 18 is provided with the boss that four inner sides are circular arc, and generator 20 is set Put in the inner space that boss is formed；This structure can set device in more compact, saving space.

Further, the first gear 13 and second gear 25 are straight spur gear；3rd gear 16 and the 4th Gear 15 is bevel gear.

Further, the fixed slip bar 12 is provided with two, is respectively provided on two relative boss.

Further, described device body 7 includes upper end cover 6, bottom end cover 8 and cylinder.

Further, generally first gear 13 is set on power transmission shaft 14 by clutch shaft bearing 23, second gear 25 are set on power transmission shaft 14 by second bearing 26, and clutch shaft bearing 23 and second bearing 26 are unilateral bearing, clutch shaft bearing 23 and second bearing 26 can also be to replace with one-way clutch.

Further, the connection slide bar 5 uses sliding bearing and embedded multilayer rubber piston with the junction of device body 7 Ring seals.

Upper plate 10 is generally provided in round structure, the first rack 11 and the second rack 24 are arranged on one diameter End positions；Firm banking 18 is also configured as circular configuration, and four boss are circumferential uniform along it, and fixed slip bar 12 is respectively provided to On two relative boss, two other boss connection transmission shaft support 17；Device body 7 is hollow cylindrical structure；Dress Putting body 7 and being fited using flange arrangement adds stop-leak compound to carry out static seal；Connection slide bar 5 part uses sliding bearing and embedded multilayer Rubber piston ring seals；Because the output of generator 20 rotating speed is very fast, it is also desirable to strict sealing, using water-sealed bearing plus stop-leak compound Method sealing.

In use, float 1 vibrates traction connection slide bar 5 under sea laps, connection slide bar 5 drives transmission device edge fixed Slide bar 12 slides up and down；The boss set on the clip for limiting 21 and firm banking 18 that the upper end of fixed slip bar 12 is set is used to limit Transmission device stroke；When transmission device rises with connection slide bar 5, the first rack 11 and the second rack 24 can drive and engage First gear 13 and second gear 25 rotate；Because clutch shaft bearing 23 and second bearing 26 are unilateral bearing, and it drives It is dynamic in opposite direction；The gear coordinated with now locked unilateral bearing can drive rotary shaft 14 to rotate, and drive 16 turns of the 3rd gear It is dynamic, so as to drive the 4th gear 15 to rotate, drive generator 20 to rotate and generate electricity；And another gear rolls on unilateral bearing simultaneously It is dynamic, do not drive rotary shaft 14 to rotate；When transmission device declines with connection slide bar 5, make in uphill process on unilateral bearing Now matched unilateral bearing is locked for the gear of rolling；Power transmission shaft 14 is driven to turn towards with the steering of rack uphill process identical It is dynamic, and then drive generator 20 to work in one direction, so as to realize that generator 20 rotates generating in one direction, improve hair Electrical efficiency；It can be generated electricity according to generator 20 and turn to the mode that adjustment unilateral bearing is reversely installed, to ensure rack rise and fall During power transmission shaft 14 rotate in one direction all the time.

The utility model is realized upper and lower in float 1 by straight spur gear and the combination for the unilateral bearing reversely installed During two generator 20 can be driven to generate electricity in one direction；It is simple in construction, generating efficiency is high, practical.

Claims

A kind of 1. device of wave-energy power generation, it is characterised in that：Hollow structure device body (7), float (1) including sealing and Base (4) fixed to seabed；Base (4) is connected to the lower end of device body (7) by chain (3)；It is additionally provided with integral knot The transmission device of structure, transmission device include being arranged on the upper plate (10) being parallel to each other in device body (7) and lower Circular Plate (19)； Upper plate (10) and lower Circular Plate (19) pass through the first rack (11) and the second rack (24) that are parallel to each other and rack is oppositely arranged Connection；Lower Circular Plate (19) intermediate annular hole correspondence position is provided perpendicular to the generator (20) of device body (7) bottom plate；On Also it is fixedly connected with plate (10) and extends to the connection slide bar (5) that device body (7) is used to connect float (1) outside；Connect slide bar (5) dynamic sealing is carried out with device body (7) contact position；Transmission device and the fixed slip bar (12) being arranged in device body (7) It is slidably matched；

It is additionally provided with the first gear (13) engaged with the first rack (11) and the second gear engaged with the second rack (24) (25)；First gear (13) and second gear (25) are arranged on power transmission shaft (14), and its driving direction is opposite；First gear (13) the 3rd gear (16) is additionally provided with the power transmission shaft (14) between second gear (25), the 3rd gear (16) is with being arranged on 4th gear (15) engagement of generator (20) rotating shaft front end；Power transmission shaft (14) is spindle rotationally arranged in transmission shaft support (17) On.
A kind of 2. device of wave-energy power generation according to claim 1, it is characterised in that：In described device body (7) also It is provided with firm banking (18)；Fixed slip bar (12) lower end is connected base (18), and upper end is provided with clip for limiting (21).
A kind of 3. device of wave-energy power generation according to claim 2, it is characterised in that：Set on the firm banking (18) Two transmission shaft supports (17) of structure identical are equipped with, power transmission shaft (14) both ends are arranged on two power transmission shafts by bearing (22) On bearing (17).
A kind of 4. device of wave-energy power generation according to claim 1, it is characterised in that：Described connection slide bar (5) upper end It is connected by the first connected clamp (2) with float (1), lower end passes through the second connected clamp (9) and connects upper plate (10).
5. according to a kind of device of wave-energy power generation described in claim 2, it is characterised in that：Firm banking (18) upper surface The boss that four inner sides are circular arc is provided with, generator (20) is arranged in the inner space of boss composition.
6. according to a kind of device of wave-energy power generation described in claim 1, it is characterised in that：The first gear (13) and second Gear (25) is straight spur gear；3rd gear (16) and the 4th gear (15) are bevel gear.
7. according to a kind of device of wave-energy power generation described in claim 5, it is characterised in that：The fixed slip bar (12) is provided with Two, it is respectively provided on two relative boss.
8. according to a kind of device of wave-energy power generation described in claim 1, it is characterised in that：Described device body (7) includes upper End cap (6), bottom end cover (8) and cylinder.
9. according to a kind of device of wave-energy power generation described in claim 1, it is characterised in that：The first gear (13) and second Gear (25) is set onto power transmission shaft (14) by unilateral bearing or one-way clutch.
10. according to a kind of device of wave-energy power generation described in claim 1, it is characterised in that：The connection slide bar (5) and device Body (7) junction uses sliding bearing and embedded multilayer rubber piston ring packing.