CN215213756U

CN215213756U - Tidal current energy power generation device with double impellers distributed at two ends

Info

Publication number: CN215213756U
Application number: CN202023171576.4U
Authority: CN
Inventors: 钱朋春; 舒永东; 陈生华; 吉青山; 卫巍; 徐忠旗; 晁先武; 赵嘉玮; 陈宝嘉
Original assignee: Nanjing High Accurate Marine Equipment Co Ltd
Current assignee: Nanjing High Accurate Marine Equipment Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-12-17
Anticipated expiration: 2030-12-23

Abstract

The utility model is suitable for a trend can the power generation technology field, provides a trend can power generation facility of bilobed wheel distribution at both ends, mainly includes impeller propeller hub A, main shaft A, dual input generator, power generation facility box, main shaft B and impeller propeller hub B, reduces the resistance of sea water through the kuppe on the impeller propeller hub, increases the contact of morning and evening tides and impeller propeller hub, increases the impeller rotational speed, improves the generating efficiency; the impeller can be driven to generate electricity by the acceleration of the planetary acceleration gear, so that the rotating speed is increased, the energy is cleaned and dyed, and the environment is protected; the double-impeller propeller hub is arranged, so that the tidal current energy can be continuously captured to continuously generate power after the tidal current changes the direction, and the application range is wider; the device is provided with the brake disc and the clutch, so that the device can be braked according to the flow direction of ocean current, the rotation power generation of the impeller is controlled, the power generation efficiency is ensured to be kept high, and the long-time power generation is realized; and the device has simple structure and lower cost, and is worth popularizing.

Description

Tidal current energy power generation device with double impellers distributed at two ends

Technical Field

The utility model belongs to the technical field of the trend can, especially, relate to a bilobed wheel distributes at the trend of both ends can power generation facility.

Background

Tidal current energy is kinetic energy generated by seawater flow, mainly refers to energy generated by relatively stable flow in a submarine water channel and a strait and regular seawater flow caused by tides, and is renewable clean energy, and research and development are intensified in various countries.

The conventional tidal current energy power generation device mainly comprises a vertical shaft type and a horizontal shaft type, the common efficiency of the vertical shaft type is not high, the relative efficiency of the horizontal shaft type is higher, and the tidal current energy power generation device cannot be used due to the fact that an original tidal current energy generator in a fixed direction changes in the tidal current direction. The tidal current energy power generation device has the advantages of strict requirements on the sea area, narrow application range, high requirements on the flow speed and the flow direction of tidal current and less adaptation to the sea area.

SUMMERY OF THE UTILITY MODEL

The utility model provides a trend of bilobed wheel distribution at both ends can power generation facility, aims at solving the unable problem of using of trend direction change back power generation facility who mentions in the above-mentioned background.

The utility model discloses a so realized, a tidal current energy power generation facility of bilobed wheel distribution at both ends, including impeller propeller hub A, main shaft A, dual input generator, power generation facility box, main shaft B and impeller propeller hub B, install in the power generation facility box the dual input generator, the dual input generator both ends are installed the one end of shaft coupling A and shaft coupling B respectively;

one end of the impeller hub A is provided with a flow guide cover A, the other end of the impeller hub A is connected with the main shaft A, the outer surface of the impeller hub A is connected with an impeller A through a bolt, the main shaft A penetrates through the side wall of the power generation device box body and extends into the box body to be connected with a planetary speed-increasing gear set A, and the planetary speed-increasing gear set A is sequentially connected with a clutch A and the other end of a coupling A through a connecting shaft;

the wind deflector B is installed to impeller propeller hub B one end, and the other end is connected main shaft B, impeller propeller hub B surface bolted connection has impeller B, main shaft B passes power generation facility box lateral wall and extends to the box and be connected with planet acceleration gear set B, planet acceleration gear set B has connected gradually clutch B and shaft coupling B's the other end through the connecting axle.

Preferably, a support frame is mounted on the outer surface of the power generation device box body, and the support frame can be mounted on the upper surface or the lower surface of the power generation device box body.

Preferably, the main shaft a and the coupling B are respectively provided with a sealing device a and a sealing device B at positions penetrating through the side wall of the power generation device box.

Preferably, install brake disc A and brake disc B on planet increasing gear set A and the planet increasing gear set B lateral wall respectively, power generation facility box inner wall install with brake disc A and brake disc B matched with brake equipment A and brake equipment B, brake disc A and brake disc B cooperate and place in brake equipment A and the brake equipment B, brake equipment A and brake equipment B are the transmission connection respectively clutch A and clutch B.

Preferably, a tidal current flow velocity and direction sensor is mounted on the power generation device box body, and the tidal current flow velocity and direction sensor is electrically connected with the control system.

Preferably, the main shaft a, the main shaft B, the planetary speed-up gear set a and the planetary speed-up gear set B are fixed in the power generation device box through bearings, and the impeller hub a and the impeller hub B are respectively connected with a driving main shaft flange through bolts so as to be connected with the main shaft a and the main shaft B.

Compared with the prior art, the beneficial effects of the utility model are that:

the tidal current energy power generation device with the double impellers distributed at the two ends reduces the resistance of seawater through the air guide sleeve on the impeller hub, increases the contact between tide and the impeller hub, increases the rotating speed of the impeller and improves the power generation efficiency; the impeller can be driven to generate electricity by the acceleration of the planetary acceleration gear, so that the rotating speed is increased, the energy is cleaned and dyed, and the environment is protected; through the arrangement of the double-impeller propeller hub, the tidal current can be continuously captured to continuously generate power after the tidal current changes the direction, and the application range is wider; the device is provided with the brake disc and the clutch, so that the device can be braked according to the flow direction of ocean current, the rotation power generation of the impeller is controlled, the power generation efficiency is ensured to be kept high, and the long-time power generation is realized; in addition, the tidal current energy power generation device saves a variable pitch mechanism and a power generation device swing mechanism, improves reliability, reduces cost, has relatively simple control program, improves control precision and energy utilization rate, and is worthy of popularization and use.

Drawings

FIG. 1 is a front view of the structure of the present invention;

in the figure: the wind guide cover-based wind turbine generator comprises a 1-wind guide cover A, a 2-impeller hub A, a 3-impeller A, a 4-sealing device A, a 5-main shaft A, a 6-planetary speed-increasing gear set A, a 7-tide flow velocity and direction sensor, an 8-brake disc A, a 9-clutch A, a 10-braking device, an 11-coupler A, a 12-double-input generator, a 13-coupler B, a 14-clutch B, a 15-brake disc B, a 16-braking device B, a 17-planetary speed-increasing gear set B, an 18-main shaft B, a 19-sealing device B, a 20-impeller B, a 21-impeller hub B, a 22-wind guide cover B, a 23-generating device box and a 24-supporting frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the present invention provides a technical solution: a tidal current energy power generation device with double impellers distributed at two ends comprises an impeller hub A2, a main shaft A5, a double-input power generator 12, a power generation device box 23, a main shaft B18 and an impeller hub B21, wherein a flow guide cover A1 is installed at one end of the impeller hub A2, the other end of the impeller hub A2 is connected with a main shaft A5, an impeller A3 is connected to the outer surface of the impeller hub A2 through bolts, the double-input power generator 12 is installed in the power generation device box 23, a coupler A11 and a coupler B13 are installed at two ends of the double-input power generator 12 respectively, the main shaft A5 penetrates through the side wall of the power generation device box 23 and is connected with a planetary speed-increasing gear set A6, and the planetary speed-increasing gear set A6 is sequentially connected with a clutch A9 and a coupler A11 through a connecting shaft.

One end of the impeller hub B21 is provided with a flow guide cover B22, the other end of the impeller hub B21 is connected with a main shaft B18, the outer surface of the impeller hub B21 is connected with an impeller B20 through bolts, the main shaft B18 penetrates through the side wall of the power generation device box 23 and is connected with a planetary speed-increasing gear set B17, and the planetary speed-increasing gear set B17 is sequentially connected with a clutch B14 and a coupling B13 through a connecting shaft.

In the embodiment, the fairing a1 and the fairing B22 can reduce tidal resistance, increase contact between the impeller A3 and the impeller B20 and tidal current, and improve rotation speeds of the impeller A3 and the impeller B20, the impeller hub a2 and the impeller hub B21 can drive the impellers to rotate through rotation of the impeller A3 and the impeller B20, so as to transmit power to the dual-input generator 12, the dual-input generator 12 can generate electric energy under stress, green energy is provided, pollution is reduced, the planetary speed-increasing gear set a6 and the planetary speed-increasing gear set B17 can improve rotation speed of a connecting shaft, output power of the dual-input generator 12 is improved through the coupling a11 and the coupling B13, and power generation efficiency is enhanced to the maximum.

Further, a support frame 24 is installed on an outer surface of the power generation device case 23, and the support frame 24 may be installed on an upper surface or a lower surface of the power generation device case 23.

In the present embodiment, the support frame 24 is installed on the lower surface of the power generation device case 23 to fix the tidal current energy power generation device, and the support frame 24 is installed on the upper surface of the power generation device case 23 to suspend the tidal current energy power generation device.

Further, the main shaft a5 and the main shaft B13 are respectively provided with a sealing device a4 and a sealing device B19 at positions penetrating the side wall of the power plant case 23.

In the embodiment, the sealing device a4 and the sealing device B19 are used for protecting the main shaft a5 and the main shaft B13, preventing the main shaft a5 and the main shaft B13 from being corroded and rusted by seawater, preventing the seawater from entering the box body of the power generation device, and prolonging the service life of internal parts of the power generation device.

Furthermore, a brake disc A8 and a brake disc B15 are respectively arranged on the side walls of the planetary speed-increasing gear set A6 and the planetary speed-increasing gear set B17, a brake device A10 and a brake device B16 which are matched with the brake disc A8 and the brake disc B15 are arranged on the inner wall of the power generation device box body 23, the brake disc A8 and the brake disc B15 are placed in the brake device A10 and the brake device B16 in a matched mode, and the brake device A10 and the brake device B16 are respectively in transmission connection with the clutch A9 and the clutch B14.

In the embodiment, the clutch a9 and the clutch B14 can control the brake device a10 and the brake device B16 to be closed, the brake device a10 and the brake device B16 can clamp the brake disc A8 and the brake disc B15 to prevent the main shaft a5 and the main shaft B18 from rotating, so that the impeller hub a and the impeller hub B are controlled to transmit power to the dual-input generator 12, and therefore the power generation efficiency can be kept at a high level all the time, long-time continuous power generation is realized, and efficient utilization of the power generation device is guaranteed.

Furthermore, a tidal current flow velocity flow direction sensor 7 is installed on the power generation device box body 23, and the tidal current flow velocity flow direction sensor 7 is electrically connected with the control system.

In this embodiment, the tidal current flow velocity and direction sensor 7 may be a clamp type flow direction sensor manufactured by kirschner and having a model of PD-R, a power supply and a controller thereof may be provided by the same manufacturer, the tidal current flow velocity and direction sensor 7 may detect the flow and the flow velocity of tidal current in seawater, and send an electrical signal to the control system, thereby controlling the on-off states of the clutch a9 and the clutch B14, and ensuring that the tidal current can generate electricity for a long time in different directions and at different flow velocities.

Further, the main shaft a5, the main shaft B18, the planetary speed-up gear set a6 and the planetary speed-up gear set B17 are fixed in the power generation device case 23 through bearings, and the impeller hub a2 and the impeller hub B21 are respectively connected with a driving main shaft flange through bolts so as to connect the main shaft a5 and the main shaft B18.

In this embodiment, the bearing seat can prolong the service life of the main shaft a5, the main shaft B18, the planetary speed-up gear set a6 and the planetary speed-up gear set B17, drive the main shaft flange to facilitate the detachment of the impeller hub a2 and the impeller hub B21, and facilitate the replacement of the impeller hub a2 and the impeller hub B21.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, the trend is through impeller propeller hub A2 and impeller propeller hub B21, rivers drive impeller A3 and impeller B20 and rotate, impeller A3 and impeller B20 drive impeller propeller hub A2 and impeller propeller hub B21 and rotate, and then transmit power for planet acceleration gear set A6 and planet acceleration gear set B17 through main shaft A5 and main shaft B18, planet acceleration gear set A6 and planet acceleration gear set B17 improve the rotational speed, increase transmission power, transmit power for dual input generator 12 through shaft coupling A11 and shaft coupling B13, dual input generator 12 turns into the electric energy with kinetic energy, provide clean energy.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a tidal current energy power generation facility that bilobed wheel distributes at both ends which characterized in that: the wind power generation system comprises an impeller hub A (2), a main shaft A (5), a double-input generator (12), a power generation device box body (23), a main shaft B (18) and an impeller hub B (21), wherein the double-input generator (12) is installed in the power generation device box body (23), and two ends of the double-input generator (12) are respectively provided with one end of a coupler A (11) and one end of a coupler B (13);

one end of the impeller hub A (2) is provided with a flow guide cover A (1), the other end of the impeller hub A is connected with the main shaft A (5), the outer surface of the impeller hub A (2) is connected with an impeller A (3) through a bolt, the main shaft A (5) penetrates through the side wall of the power generation device box body (23) and extends into the box body to be connected with a planetary speed-increasing gear set A (6), and the planetary speed-increasing gear set A (6) is sequentially connected with the other ends of a clutch A (9) and a coupler A (11) through a connecting shaft;

kuppe B (22) is installed to impeller propeller hub B (21) one end, and the other end is connected main shaft B (18), impeller propeller hub B (21) surface bolted connection has impeller B (20), main shaft B (18) pass power generation facility box (23) lateral wall and extend to the box and be connected with planet acceleration gear set B (17), planet acceleration gear set B (17) connect gradually the other end of clutch B (14) and shaft coupling B (13) through the connecting axle.

2. The tidal current energy power generation device with double impellers distributed at two ends as claimed in claim 1, wherein: the power generation device box body (23) is provided with a support frame (24) on the outer surface, and the support frame (24) can be arranged on the upper surface or the lower surface of the power generation device box body (23).

3. The tidal current energy power generation device with double impellers distributed at two ends as claimed in claim 1, wherein: and the main shaft A (5) and the coupling B (13) are respectively provided with a sealing device A (4) and a sealing device B (19) at positions penetrating through the side wall of the power generation device box body (23).

4. The tidal current energy power generation device with double impellers distributed at two ends as claimed in claim 1, wherein: install brake disc A (8) and brake disc B (15) on planet speed increasing gear set A (6) and planet speed increasing gear set B (17) the lateral wall respectively, power generation facility box (23) inner wall install with brake disc A (8) and brake disc B (15) matched with brake gear A (10) and brake gear B (16), brake disc A (8) and brake disc B (15) cooperation are placed in brake gear A (10) and brake gear B (16), brake gear A (10) and brake gear B (16) transmission respectively are connected clutch A (9) and clutch B (14).

5. The tidal current energy power generation device with double impellers distributed at two ends as claimed in claim 1, wherein: the tidal current flow velocity and flow direction sensor (7) is installed on the power generation device box body (23), and the tidal current flow velocity and flow direction sensor (7) is electrically connected with the control system.

6. The tidal current energy power generation device with double impellers distributed at two ends as claimed in claim 1, wherein: the main shaft A (5), the main shaft B (18), the planetary speed-up gear set A (6) and the planetary speed-up gear set B (17) are fixed in a power generation device box body (23) through bearings, and the impeller hub A (2) and the impeller hub B (21) are respectively connected with a driving main shaft flange through bolts so as to be connected with the main shaft A (5) and the main shaft B (18).