CN201461218U

CN201461218U - Double-pontoon impeller stream generating device

Info

Publication number: CN201461218U
Application number: CN2009201006298U
Authority: CN
Inventors: 李世峰; 闫志; 李园园
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-08-14
Filing date: 2009-08-14
Publication date: 2010-05-12
Anticipated expiration: 2019-08-14

Abstract

The utility model discloses a double-pontoon impeller stream generating device comprising pontoons (1, 1a), an impeller (3), transmission gears (7, 7a), generators (8, 8a) and transformers (9, 9a). The pontoons (1, 1a) are connected with anchor blocks by steel wire ropes, and the pontoons (1, 1a) are connected by a horizontal shaft (5). Two groups of transmission gears (7, 7a), generators (8, 8a) and transformers (9, 9a) are connected, and then respectively arranged on the pontoons (1, 1a). The impeller (3) is arranged between the pontoons (1, 1a). The impeller (3) and belt pulleys (6, 6a) on the two sides of the impeller (3) are sheathed on the horizontal shaft (5) together, and the impeller (3) is respectively connected with the generators (8, 8a) by the belt pulleys (6, 6a). Vanes (4) form a wave shape. The two pontoons in the device can form two support points, so stressed points are increased, and torque is reduced. The vanes form a wave shape, relative stressed area is increased, and the generating capability of the generators can be improved. A plurality of generating devices can be longitudinally arranged in series or horizontally used in parallel to increase power generating capability. The use ways are flexible, and water energy stored in stream of low water head can be effectively utilized.

Description

Two pontoon impeller stream generating devices

One, technical field

The utility model relates to a kind of hydroelectric generator, specifically is a kind of pair of pontoon impeller stream generating device.

Two, background technique

At present, hydroelectric power all is to dam in rivers, lake to build the dam, forms the water drop of certain altitude, produces the powered water turbine with this, reaches to drive the effect that generator produces electric energy.But, need to expend great amount of manpower and material resources, financial resources in the work progress of building the dam that dams, can destroy ecotope when serious.If do not adopt the method for cut-off dam making, the energy that is contained in the rivers of a large amount of low water heads, the lake can not be utilized effectively, and the natural resources waste is serious.

Three, summary of the invention

The purpose of this utility model is to provide a kind of pair of pontoon impeller stream generating device at the problems referred to above, effectively utilizes the water-energy generating electricity that is contained in the river, lake of a large amount of low water heads.

The utility model is achieved through the following technical solutions: two pontoon impeller stream generating devices comprise pontoon, impeller, gearbox, generator, transformer, pontoon is connected with anchor block by wire rope, gearbox is connected with generator, generator is connected with transformer, pontoon is two, connected by transverse axis between two pontoons, two groups of gearboxes, generator, transformers are installed on the pontoon respectively after connecting; Impeller is between two pontoons, and the belt pulley of fixedlying connected with impeller is equipped with in the both sides of impeller, and belt pulley is sleeved on the transverse axis with impeller, and impeller is connected with gearbox respectively by belt pulley; Impeller is made up of wheel rim, blade, wheel shaft, blade integral undulate shape.

The good effect that the utility model has compared with the prior art: this device has adopted two pontoons, forms two fulcrums, and force bearing point increases, and moment of torsion reduces, and has solved the limited problem of impeller fabric width; What the blade of impeller adopted is the waveform design, and the lifting surface area of blade under relative length increases, and can improve the generating capacity of generator; This technological scheme can adopt many electricity generating device lontitudinal series according to the actual conditions in river course, or laterally connects side by side, strengthens generating capacity, reaches the throughput of power plantization; This device usage mode is more flexible, is not subjected to the restriction of water drop, and every have the area in river to use.

Four, description of drawings

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

Fig. 2 is the plan view of Fig. 1;

Fig. 3 is the structural representation of blade in the utility model;

Fig. 4 is an another kind of mode of execution of the present utility model.

Among the figure: 1,1a pontoon, 2 anchor blocks, 3 impellers, 4 blades, 5 transverse axis, 6, the 6a belt pulley, 7, the 7a gearbox, 8, the 8a generator, 9, the 9a transformer, 10 iron sheets, 11 Mild Steel Expanded Sheetss, 12 Deformed Steel Barss.

Five, embodiment

Fig. 1 is a structural representation of the present utility model, Fig. 2 is the plan view of Fig. 1, in conjunction with Fig. 1, shown in Figure 2, the utility model comprises pontoon 1,1a, impeller 3,

gearbox

7,7a,

generator

8,8a,

transformer

9,9a. pontoon 1,1a is connected with anchor block 2 respectively by wire rope separately, in order to fixing pontoon 1, the position of 1a. gearbox 7 is connected with generator 8, generator 8 is connected with transformer 9, gearbox 7a is connected with generator 8a, generator 8a is connected with transformer 9a, be installed in pontoon 1 after the connection respectively, on the 1a, two pontoons 1, connecting by a transverse axis 5 between the 1a. impeller 3 places two pontoons 1, between the 1a, belt pulley 6, the both sides that 6a is positioned at impeller 3 are sleeved on the transverse axis 5 after impeller 3 is fixedly connected. and belt pulley 6 is connected by the rotatingshaft of belt with gearbox 7, belt pulley 6a is connected by the rotatingshaft of belt with gearbox 7a, by

gearbox

7,7a becomes suitable rotational velocity to the speed that impeller 3 rotates, drive generator 8, the 8a generating. generator 8, the electricity that 8a sends is through transformer 9, the 9a transformation is handled back output, the electric current that is sent, do not need electrical power trans mission/distribution system can directly arrive the user. also can be at two pontoons 1, between the 1a by cable with two

generators

8,8a connects, a shared transformer 9.

Fig. 3 is the structural representation of blade in the utility model, and as shown in the figure, impeller 3 is made up of wheel rim, blade, wheel shaft, and wheel rim is the skeleton of impeller 3.In order to make the impeller of making 3 firmer, can between blade 4 and blade 4, stiffening rib be installed.During making, iron sheet 10, Mild Steel Expanded Sheets 11, Deformed Steel Bars 12 welded together make wave-like, an end of Deformed Steel Bars 12 stretches out.Blade 4 is vertical with the outer tangent plane of wheel rim, the inboard welding of an end and wheel rim, and the extension of the other end Deformed Steel Bars 12 is connected with wheel shaft.

Iron sheet layer in the blade 4 also can be substituted by engineering plastics, as when adopting engineering plastics to make, by engineering plastics Mild Steel Expanded Sheets 11, Deformed Steel Bars 12 are injection-moulded in and make wave-like together, the two ends of Deformed Steel Bars stretch out, blade 4 is vertical with the outer tangent plane of wheel rim, blade one end is by the extension and the inboard welding of wheel rim of Deformed Steel Bars, and the other end is connected with wheel shaft by the extension of Deformed Steel Bars.

Fig. 4 is an another kind of mode of execution of the present utility model, as shown in the figure, this mode is with a plurality of pairs of pontoon impeller stream generating device lontitudinal series or laterally connection side by side, the head and the tail pontoon links to each other with anchor block 2 with wire rope, the position that is used for fixing pontoon, can improve the whole generating capacity of generator after the connection greatly, reach the throughput of power plantization.

The utility model can also be installed in the water channel, utilizes the two sides waterwall of water channel to replace pontoon, and middle with the transverse axis connection, the installation impeller drives the electricity generating device generating.The water yield of water channel is controlled, and water table ratio is balanced.

Claims

1. two pontoon impeller stream generating device, comprise pontoon, impeller, gearbox, generator, transformer, pontoon is connected with anchor block by wire rope, gearbox is connected with generator, generator is connected with transformer, it is characterized in that: pontoon is two, and two pontoons are connected by transverse axis (5) between (1,1a), is installed in respectively after two groups of gearboxes (7,7a), generator (8,8a), transformer (9,9a) connect on the pontoon (1,1a); Impeller (3) is positioned between two pontoons (1,1a), the belt pulley of fixedlying connected with impeller (3) (6,6a) is equipped with in both sides, belt pulley (6,6a) is sleeved on the transverse axis (5) with impeller (3), and impeller (3) is connected with gearbox (8,8a) respectively by belt pulley (6,6a); Impeller (3) is made up of wheel rim, blade (4), wheel shaft, the whole undulate shape of blade (4).

2. according to claim 1 pair of pontoon impeller stream generating device is characterized in that: at least two lontitudinal series of described electricity generating device, or laterally connect side by side.

3. according to claim 1 pair of pontoon impeller stream generating device, it is characterized in that: described blade (4) is made of iron sheet (10), Mild Steel Expanded Sheets (11), Deformed Steel Bars (12), iron sheet (10), Mild Steel Expanded Sheets (11), Deformed Steel Bars (12) welded together make wave-like, one end of Deformed Steel Bars (12) stretches out, and blade (4) is vertical with the outer tangent plane of wheel rim; The inboard welding of one end of blade (4) and wheel rim, the extension of the other end Deformed Steel Bars (12) is connected with wheel shaft.

4. according to claim 2 pair of pontoon impeller stream generating device, it is characterized in that: described blade (4) is made of engineering plastics layer, Mild Steel Expanded Sheets (11), Deformed Steel Bars (12), the same Mild Steel Expanded Sheets of engineering plastics (11), Deformed Steel Bars (12) are injection-moulded in and make wave-like together, the two ends of Deformed Steel Bars (12) stretch out, and blade (4) is vertical with the outer tangent plane of wheel rim; One end of blade (4) is by the extension and the inboard welding of wheel rim of Deformed Steel Bars (12), and the other end is connected with wheel shaft by the extension of Deformed Steel Bars (12).