WO2015021732A1

WO2015021732A1 - Standard floating pipe type hydroelectric generator

Info

Publication number: WO2015021732A1
Application number: PCT/CN2013/091239
Authority: WO
Inventors: 沈家同
Original assignee: 重庆同利实业有限公司
Priority date: 2013-08-16
Filing date: 2013-12-31
Publication date: 2015-02-19
Also published as: CN103397975A; CN103397975B

Abstract

A standard floating pipe type hydroelectric generator comprises a floating pipe accelerating apparatus, a water turbine (1), and a generator (31). The floating pipe accelerating apparatus consists of a tubular water collector (4), a work section (21), and a draft tube (6). The water turbine is disposed in the work section (21) between a water outlet end of the tubular water collector (4) and a water inlet end of the draft tube (6). The water turbine (1) is connected to the generator (31). According to the hydroelectric generator, a tubular water collector of a floating pipe accelerating apparatus is used to form greater pressure difference between a front section and a rear section, the water flow speed is increased, the electricity generation efficiency is improved, and the hydroelectric generator has a compact structure.

Description

Standard floating tube hydroelectric generator

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydroelectric power generation device in the field of energy, and more particularly to an efficient standard type generator suitable for use in advection water. BACKGROUND OF THE INVENTION In the development of technologies utilizing renewable clean energy, wind power and photovoltaic power generation are limited by geographical conditions, and installation and construction costs are also very high; hydropower technology has received extensive attention; the principle is to achieve work by flowing water to the water wheel. Hydropower; Traditional hydropower generally consists of turbines, generators, pipelines and ancillary facilities, pumping machines, power management, etc.; the construction of hydropower stations must have water flow and water dams, the structure is more complicated, resources are also becoming scarce, construction, immigration The environmental cost is high. Therefore, the construction of traditional hydropower stations is very limited. However, the world's rivers, ocean currents, and tidal flat waters are rich in water resources, and there is an urgent need for more efficient and practical new energy equipment that is cheap and good for use. Moreover, using parallel flow water to generate electricity, there is no need to block water to build dams. It can eliminate the increasingly prominent environmental disputes; efficient and practical, the new flat-flow water power station with low cost and good quality has a short construction period, which can quickly solve the thirst for clean energy in social development.

Making full use of the abundant flat-flow water resources to generate electricity is a relatively new system science compared with the traditional water-blocking dam construction. Only the real effect of high efficiency and practicality, low-cost and good quality has a way out. Therefore, it is possible to use the abundant slow flow and increase the flow rate to achieve efficient use; only the compact installation and maintenance is convenient, the utility is practical, and the basic structure is cheap; therefore, the design of the floating tube speed-increasing device with high efficiency, compactness and remarkable cost performance is Its core. In addition, the current voltage or frequency generated by the generator is unstable due to changes in the flow rate of the river due to changes in the flow rate of the river. The quality of the entire power generation system fluctuates and the efficiency is reduced. Therefore, it is necessary to change the water intake of the generator inlet pipe and the angle of the water wheel blade to adjust the flow of water at different flow rates to produce a smooth impact on the turbine; however, the ability to adjust is still limited and cannot fully meet the actual needs, especially For example, the main engine of the floating tube type hydroelectric generator needs to be completely placed under water conditions, and the adjustment of the flow amount is difficult to achieve the desired effect, which hinders further improvement of power generation quality and efficiency.

Therefore, there is an urgent need for a hydroelectric generator having a simple and compact structure and high power generation efficiency. SUMMARY OF THE INVENTION In view of the above, the technical problem to be solved by the present invention is to provide an apparatus for a hydroelectric generator that is simple in structure and high in power generation efficiency. Place

The object of the invention is achieved in this way:

The standard floating tube type hydroelectric generator provided by the present invention comprises a floating tube speed increasing device, a water turbine and a generator; the floating tube speed increasing device comprises a tubular water collecting device, a working section and a draft tube connected in sequence; the water turbine is arranged at The turbine is connected to the generator in a working section between the outlet end of the tubular water trap and the inlet end of the draft tube. Place

Further, the tubular water trap comprises a straight section and a conical section, the straight section being disposed at a large inlet end of the conical section, the length of the straight section being a three-point diameter of the large inlet end of the conical section One to one-sixth, the diameter of the outlet end of the conical section is two-thirds to one-half of the diameter of the large-mouth inlet end, and the length of the conical section is ^» times the diameter of the outlet end of the small orifice; The conical section has a large diameter end connected to the straight section, the conical section small diameter end is connected to the working section, the working section is connected to the draft tube, and the water turbine is disposed in the inner cavity of the working section tube wall. Place

Further, the diameter of the small diameter of the draft tube is equal to the diameter of the working section, the diameter of the large diameter of the draft tube is 6» sleep times of the diameter of the small mouth, and the length of the draft tube is twice the diameter of the small port, and the small end of the draft tube is connected to the wall of the working section. A water retaining ring is disposed at one end of the large end of the draft pipe. Place

Further, the tubular water trap and the outer wall of the draft tube of the floating pipe speed increasing device are further provided with a floating chamber filled with a hard foam. Place

Further, the device further includes a mounting component, the mounting component includes a fixed base and a rotatable base; the fixed base and the rotatable base are disposed on an outer wall of the floating pipe speed increasing device, and the floating pipe speed increasing device is provided with a tail rudder, the tail The rudder is connected to the floating pipe speed increasing device through the tail rudder stock. Place

Further, the outer wall of the floating pipe speed increasing device is further provided with a fixing ear for fixing on the shore, anchoring or fixing on the floating bridge, and the floating bridge is used for supporting and fixing a plurality of standard floating pipe generators, and Connected together to form a plurality of generator sets; the floating bridge is provided with a movable hanger, and the movable hanger is provided with a lifting hoist; the floating bridge is further provided with a floating pipe, and a water blocking plate is further disposed under the floating pipe. Further, a permanent magnet transmission device is disposed between the shaft of the water turbine and the shaft of the generator, and the shaft of the hydraulic turbine drives the shaft of the generator through a permanent magnet transmission, and the permanent magnet transmission device is disposed in the middle Separate Separating the cover, the isolating cover separates the generator shaft from the turbine shaft into two independent sealed chambers that are magnetically driven, and the two independent sealed chambers are respectively provided with permanent magnet devices for mutual transmission; The generator includes a rotor and a motor winding, the rotor is coaxially connected with a water turbine, and the outer circumference of the water turbine is evenly provided with a plurality of permanent magnets, and the motor winding is disposed on the wall of the tubular water collector, so that the motor winding is The magnetic induction line of the permanent magnet is cut when the turbine rotates; the stator component of the generator includes a stator end cover, a stator coil and a stator core; the stator core is fixed on the pipe wall, and the stator coil is disposed on the stator core The stator end cap is fixed to the pipe wall by a stator end cap bolt. Further, the turbine is provided with a hydro-generator rotor front end bearing bracket near the inlet end of the tubular water collector, and a turbine rear end bearing bracket is disposed near the draft tube end, the hydro-generator rotor front-end bearing bracket and One end of the rear bearing bracket of the water turbine is fixed on the shaft of the water turbine, and the other end is fixed to the pipeline wall; the stator component on the inner cavity side of the pipeline is provided with a water blocking ring; the inlet end of the turbine is also provided with a water inlet end The water cone is further provided with a water discharge cone at the water outlet end of the turbine. territory

Further, the generator is disposed on the water surface, the generator is connected to the synchronous wheel through a timing belt, the synchronous wheel is coaxially connected with the water turbine; the generator is connected to the oil motor, and the oil motor passes through the oil pipe and the oil pump Connected, the oil pump is coaxially connected to the water turbine. Situation

Further, the draft tube includes a first draft tube section and a second draft tube section, the diameter of the small diameter end of the first draft tube section is equal to the diameter of the working section, and the first end of the first draft tube section has a large diameter end and a first tail end a small-diameter end of the water pipe section forms a funnel-shaped draft tube having a slope of ^1 degree; the large diameter end of the first draft tube section is equal to the diameter of the small diameter end of the second draft tube section, and the second diameter end of the second draft tube section is Forming a funnel-shaped draft tube with a degree of inclination to the small diameter end of the second draft tube section; the length of the first draft tube section is the diameter of the small diameter end of the first draft tube section, and the second draft tube The length of the segment is an emergency of the diameter of the small diameter end of the first draft pipe segment; the large diameter end of the second draft pipe segment is provided with a water retaining ring, and the large diameter end of the second draft pipe segment is connected with the water retaining ring The arc is a radius from 莽 to ;; wherein is the diameter of the small diameter end of the first draft pipe section; the joint of the first draft pipe section and the second draft pipe section is an arc having a radius of up to ^. Situation

The invention has the advantages that the tubular water collecting device of the floating pipe speed increasing device receives and collects a large area of slow flowing water, and the kinetic energy, the pressure energy and the position can gradually pressurize and accelerate the incoming water flow; so that the flowing water flows rapidly spread. The large pressure difference between the front and rear sections greatly increases the flow rate through the working section. The structure of the water guiding mechanism is relatively simple, and it is necessary to install the device as a whole in the water, and it is not considered to seal the entire device, and the structure is compact. In rivers, oceans, and parallel flow environments, power generation, floating-tube hydroelectric generators, because of their long-term installation in running water, to improve power generation efficiency, to meet the comprehensive use of functions. BRIEF DESCRIPTION OF THE DRAWINGS In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention will be further described in detail with reference to the accompanying drawings in which:

The present invention is a schematic diagram of a standard floating tube type hydroelectric generator provided by an embodiment of the present invention. The figure is a schematic diagram of a standard floating tube type hydroelectric generator according to an embodiment of the present invention; Schematic diagram of a fan-shaped turbine provided by an embodiment of the invention;

The drawing board is a schematic diagram of a paddle turbine provided by an embodiment of the present invention;

An external generator provided by an embodiment of the present invention is purchased by an automobile.

The external generator is provided in the embodiment of the present invention; the seat diagram is the first installation schematic diagram of the standard floating tube type hydroelectric generator provided by the embodiment of the present invention; the seat diagram is the standard type provided by the embodiment of the present invention. The second installation schematic diagram of the floating tube type hydroelectric generator; the seat diagram is a third installation schematic diagram of the standard floating tube type hydroelectric generator provided by the embodiment of the present invention; the seat drawing is the standard type floating tube provided by the embodiment of the present invention The fourth type of installation diagram of the type of hydroelectric generator; the figure is a fifth type of installation diagram of the standard type of floating tube type hydroelectric generator provided by the embodiment of the present invention; the figure is a schematic diagram of the structure of the draft tube provided by the embodiment of the present invention. Seat

In the picture, the paddle water wheel frame slag net 葫 front fixed ear hook tubular water collector plate hard foam shaft tail pipe back end fixed ear permanent water ring magnetic front floating chamber should be foamed from the generator iron core generator end cover Enclosure rear float chamber hard foam front end turbine bearing support seat motor winding frame by permanent magnet pendulum turbine blade 3⁄4Sc rear conical bearing sleeve rear end turbine bearing support seat front conical bearing sleeve rope working segment fan-shaped water wheel 3⁄4n polygonal water Wheel miscellaneous water cone cover grain permanent magnet transmission device from the turbine shaft 葫 drain cone mechanical seal fiber bearing wrapped isolation cover ^ generator sound frame pulp blade; ^ first synchronous wheel second synchronous wheel $ ugly synchronous with oil motor, Tubing, oil pump, generator; 3⁄4 seat DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. seat

Example

The present invention is a schematic diagram of a standard type of floating-pipe hydraulic motor provided by an embodiment of the present invention. FIG. 2 is a schematic diagram of a blade-shaped turbine provided by an embodiment of the present invention, and the drawing is a schematic diagram of a paddle-type turbine provided by an embodiment of the present invention. As shown in the figure: The standard type of floating pipe generator provided by the present invention comprises a floating pipe speed increasing device, a water turbine, a generator, and the floating pipe speed increasing device is composed of a tubular water collector, a working section and a draft tube; The water turbine is disposed in a working section between the outlet end of the tubular water trap and the water inlet end of the draft tube, and the water turbine is connected to the generator. Seat

The tubular water trap comprises a straight section and a conical section, the straight section being disposed at a large inlet end of the conical section, the length of the straight section being one third of the diameter of the large inlet end of the conical section Up to one-sixth, according to the actual situation, it can take a ratio of four or one-fifth, and the diameter of the small-mouth water outlet end of the conical section is two-thirds to one-half of the diameter of the large-mouth inlet end, according to The actual situation can be taken as a ratio of one-and-a-half, and the length of the conical section is 3⁄4 ί of the diameter of the outlet of the small orifice. According to the actual situation, the value can be 咅; the large-diameter end and the straight section of the conical section Connected, the small-diameter end of the conical section is connected to the working section, the working section is connected to the draft tube, and the water turbine is disposed in the inner cavity of the working section tube wall. Seat

The diameter of the small diameter of the draft tube is equal to the diameter of the working section. The diameter of the large diameter of the draft tube is mm times the diameter of the small port. According to the actual situation, the length of the tail pipe can be 3⁄4 times the diameter of the small port. According to the actual situation, the diameter can be taken as the fiber. The end of the small mouth of the draft tube is connected with the wall of the working section, and the water outlet of the large end of the draft tube is arranged. Seat

FIG. 3 is a schematic view showing the structure of the draft tube provided by the embodiment of the present invention. As shown in the figure, the tail water pipe of the embodiment can also be formed in the following manner:

The draft tube includes a first draft tube section and a second draft tube section, the diameter of the small diameter end of the first draft tube section is equal to the diameter of the working section, and the large diameter end of the first draft tube section and the first draft tube section a small-diameter end forms a funnel-shaped draft tube with an inclination of m degrees; the large diameter end of the first draft tube section is equal to the diameter of the small diameter end of the second draft tube section, and the second end of the second draft tube section has a large diameter end and a second diameter Small diameter end of the draft tube section Forming a funnel-shaped draft tube having a slope of B忡; the length of the first draft tube section is a multiple of a diameter of a small diameter end of the first draft tube section, and the length of the second draft tube section is a first draft tube section The diameter of the small diameter end is 6» sleep times; the large diameter end of the second draft tube section is provided with a water retaining ring, and the joint of the large diameter end of the second draft tube section and the water retaining ring is a circle with a radius of ship to raft The arc is the diameter of the small diameter end of the first draft tube section; the joint of the first draft tube section and the second draft tube section is an arc of a ship radius to the raft. Place

The tubular water trap and the outer wall of the draft tube of the floating pipe speed increasing device are also provided with a floating chamber filled with a hard foam. The tubular water collector has a conical shape and can be valued according to actual conditions.

3⁄4! Degree, can receive and collect large area of slow flowing water, the straight section of the inlet of the tubular water collector, so that the flowing water forms appropriate pressure on the rear section, and the running water is tapered by the smooth connection of the rear section of the tubular water collector. The nozzle, driven by the flowing water pressure, the kinetic energy, potential energy and pressure of the flowing water can gradually pressurize and accelerate the incoming water stream; form a flowing water with a certain potential energy, so that the flowing water flowing through the working section pipe accelerates the flow and pushes the turbine; The conical tube of the degree of longitude set by the water pipe can be used as the impulse according to the actual situation, so that the water flow flowing out of the working section is rapidly diffused, and a large pressure difference is generated in the front and rear sections, so that the flow velocity of the working section pipe wall is greatly increased. Due to the arrangement of the water retaining ring at the rear end of the draft tube, the length of the draft tube can be greatly shortened, so that the whole device is more compact; and the turbulent flow and eddy current generated by the outer peripheral water of the tail pipe can be effectively blocked, and the external water flowing out of the draft tube outlet is caused. The flow obstruction caused by the disorder ensures the smooth flow of water flowing out of the draft tube, thus ensuring the entire speed-up device of the floating pipe, from the front to the back of the entire system, the shape of each functional part, and exerting an ideal speed-up effect. Therefore, the flow velocity of the working section is ensured during the coordinated movement of the entire speed-increasing system, and the flow velocity is doubled in the working section pipe; the turbine is obtained with a larger total mechanical energy to drive the generator to generate electricity. Moreover, since the floating chamber filled with the hard foam is provided, the floating chamber can also adopt the buoyancy structure of the floating tube type hydroelectric generator together with the front floating chamber and the rear floating chamber respectively disposed at the tubular water collector and the draft tube; The floating tube type hydroelectric generator provides a floating body device that can be suspended in the proper position in the flowing water; it increases the overall strength; and makes the whole device more safe and reliable. Place

Also included is a mounting member including a fixed base and a rotatable base; the fixed base and the rotatable base being disposed on an outer wall of the tubular water receiver, the tubular water trap being provided with a tail rudder, the tail rudder passing The tail rudder stock is connected to the tubular water trap. Place

The outer wall of the tubular water collector is further provided with a floating bridge fixing seat for connecting the floating bridge, wherein the floating bridge fixing seat is used for fixing a floating bridge for connecting a plurality of standard floating tube generators together to form a whole; The floating bridge is provided with a movable hanger, and the movable hanger is provided with a hanging hoist. The floating bridge is also provided with a floating pipe, and a water retaining plate is also arranged under the floating pipe. territory

A permanent magnet transmission device is disposed between the shaft of the water turbine and the shaft of the generator, and the shaft of the generator transmits the shaft of the water turbine through a permanent magnet transmission device, and the isolation shield is disposed in the middle of the permanent magnet transmission device. The spacer separates the generator shaft from the turbine shaft into two sealed chambers that are independently transmitted by magnetic force, and the sealed chamber is provided with means for passing a magnetic force. Situation

The generator includes a rotor and a motor winding, the rotor is coaxially connected with a water turbine, and the outer circumference of the turbine is uniformly provided with a plurality of permanent magnets, and the motor winding is disposed on the wall of the tubular water collector, so that the motor winding is The magnetic induction line of the permanent magnet is cut when the turbine rotates; the stator component of the generator includes a stator end cover, a stator coil and a stator core; the stator core is fixed on the pipe wall, and the stator coil is disposed on the stator core The stator end cap is fixed to the pipe wall by a stator end cap bolt. Situation

The turbine is provided with a hydro-generator rotor front end bearing bracket near the inlet end of the tubular water collector, and a turbine rear end bearing bracket is arranged near the draft tube end, the hydro-generator rotor front end bearing bracket and the turbine rear end One end of the bearing bracket is fixed to the shaft of the turbine, and the other end is fixed to the pipe wall. The stator component on the inner cavity side of the pipeline is provided with a water blocking ring; the water inlet end of the turbine is further provided with a water inlet end water guiding cone, and the water turbine outlet end is further provided with a water discharge cone; The shaft transmits the turbine shaft through a permanent magnet transmission, and the permanent magnet transmission is provided with an isolation cover for isolating water. Situation

The generator is disposed on the water surface, the generator is connected to the synchronous wheel through a timing belt, the synchronous wheel is coaxially connected with the water turbine; the generator is connected to the oil motor, and the oil motor is connected to the oil pump through the oil pipe, The oil pump is coaxially connected with the water turbine;

The standard type of floating tube generator provided in this embodiment may further be provided with a water guiding mechanism for controlling the amount of water entering; the water guiding mechanism is disposed at the inlet end of the tubular water collector, and the water turbine is disposed at the water outlet end of the tubular water collector At the junction with the draft tube, the turbine is connected to a generator. The water guiding mechanism has compact structure and convenient installation and sealing; automatically adjusts the required angle through the control motor and the speed reducer to ensure power generation and power stability. When the generator needs to be shut down, close the vanes to reduce water flow and avoid runaway speeds during load shedding. Situation

The water guiding mechanism comprises an annular mounting seat, an adjustment control motor, a reducer, a driving gear, a driving main shaft, a driven gear, a ring gear, a water guiding leaf and a water guiding cone; the diameter of the annular mounting seat is matched with the diameter of the pipe; The adjustment control motor is disposed on the annular mount, the reducer is coupled to the shaft of the adjustment control motor; the drive gear is coupled to the reducer through the drive spindle; the ring gear is circled along the annular mount The driven gear is meshed with the ring gear; the driven gear is respectively connected to the shaft of the water guide vane; the water guiding cone is disposed at the central axis of the annular mounting seat. seat

The annular mount is provided with a ring gear groove in the circumferential direction, and the ring gear is disposed in the annular gear groove, and the ring gear groove is provided with a ring gear fixing cover plate in the circumferential direction. Seat

The water guide vane is disposed radially along the annular mounting seat through the water guiding vane positioning shaft, one end of the water guiding vane positioning shaft is disposed on the water guiding cone, and the other end is disposed on the annular mounting seat, and the water guiding vane is disposed on the water guiding vane The guide vane is positioned on the shaft. Seat

The generator includes a rotor and a motor winding, the rotor is coaxially connected with a water turbine, and the outer circumference of the turbine is uniformly provided with a plurality of permanent magnets, and the motor winding is disposed on the wall of the tubular water collector, so that the motor winding is The magnetic induction line of the permanent magnet is cut when the turbine rotates. Seat

The basic principle of the generator provided by the embodiment: the tubular water collecting device of the floating pipe speed increasing device receives and collects a large area of slow flowing water, and the kinetic energy, pressure energy and position can gradually pressurize and increase the incoming water flow; forming a certain potential energy The flow of water, flowing through the working section 3⁄4, the proper setting of the turbine blade or the conical tail pipe of the turbine makes the water flow of the outflow working section 3⁄43⁄4 spread rapidly, and the pressure difference between the front and rear sections is greatly increased, and the flow velocity of the working section is greatly increased. The water retaining ring magnetically separates the water flowing from the tail pipe outside the tail, generating turbulence and eddy current; the resulting water flow from the compressed draft water outlet is blocked, and the turbulent flow is blocked; thus ensuring the floating pipe speed increasing device, from front to back The entire system, the shape of each functional part, plays an ideal speed-up role. Therefore, the flow velocity of the working section is ensured in the coordinated movement of the entire speed-increasing system, and the flow velocity is increased in the working section; the turbine is obtained with a larger total mechanical energy to drive the generator to generate electricity. The device not only has a very good power generation effect in rivers, ocean currents, and tides above the flow rate; it is also very effective at the fiber flow rate. It completely surpassed the unspeeded device, and the system is not coordinated, and can not achieve high speed, low speed increase speed device; the produced parallel flow water generator is not ideal. The device is also provided with a rigid foam outside the pipe. According to different installation modes of the hydro-generator, it can be set as a single floating chamber and a double floating chamber, that is, a front floating chamber and a rear floating chamber, and a rigid foam is filled in the floating chamber to constitute The buoyancy structure of the floating tube type hydroelectric generator; provided for the entire floating tube type hydroelectric generator, can be suspended in the proper position of the flowing water; it increases the overall strength; and makes the whole device more safe and reliable. Seat

A number of permanent magnet pendulum mounted on the outer circumference of the fan-shaped water wheel 葫多多多与与与与与与至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少至少若干若干若干若干若干若干若干若干若干若干若干Together to form a hydro-generator rotor and together with the generator stator to form a hydro-generator; When the water flows, the hydro-generator rotor is rotated, and the permanent magnets cut the magnetic lines of force to generate electricity. The general installation of the paddle turbine to the generator 3⁄4 (for the common generator, the generator shaft through the permanent magnet transmission through the i-transmission turbine «, the permanent magnet transmission from the middle with the isolation cover ^ each generator shaft and the turbine « The two independent chambers, which are separated into oil and water, cannot penetrate each other. Only the magnetic force can be transmitted to the other side, which realizes the complete static sealing before and after the generator, which blocks the possibility of water seepage in the generator. The mechanical seal enters the ffi to stop the external water seepage. The intrusion of the bearing ensures that the entire hydro-generator can work under water for a long time. The water-cone cover is a flow guiding device and also a generator shroud; it is fixed with the generator casing, transmission and drive shaft. The connecting sleeves jointly realize the heat dissipation system of the generator to ensure the heat generated in the machine in time to ensure the long-term stable operation of the generator.

Example

The figure is a schematic diagram of an embodiment of a standard floating tube type hydroelectric generator provided by an embodiment of the present invention. The difference between this embodiment and the embodiment is only:

By integrating the turbine with the generator, there is almost no transmission, so there is no transmission loss and higher power generation efficiency. According to the water flow speed, flow belt cross-sectional area, turbine diameter, and environmental protection requirements: Optional fan-shaped water wheel pass or polygonal water wheel is the best comprehensive effect. Place

Function of other components: The slag net is used to block the scum on the water to prevent it from clogging or winding the turbine to affect the normal power generation; the fixed end of the front end fixed ear is used to connect the anchor chain and the cable is fixed in a single or multiple arrangement. Ear buckle; Hard foam corner front floating chamber hard foam xS3⁄4 rear floating chamber hard foam ^ used to adjust the whole machine buoyancy, increase the strength of the whole machine; generator core « port motor winding 构成 constitute the generator stator; generator end cover 3⁄4 [It is not only the stator gland, but also the front-end turbine bearing support seat modification and the rear-end turbine bearing support seat modification fixed seat. It is also the tubular water collector Pfl3⁄4 tail pipe degree 3⁄4 positioning connection seat. Place

The external angle generator provided by the embodiment of the present invention is intended to be an external generator of the embodiment of the present invention. As shown in the figure, when the generator 3⁄41⁄2 is externally installed, there are two types. The transmission mode can be selected: The first way is to pass the upper and lower synchronous wheels (that is, the first synchronous wheel collar second synchronous wheel and the first synchronous belt angle pass the turbine to rotate, the turbine is provided with a turbine mounting bracket, thereby driving the generator 3⁄4 (to make it generate electricity; and the generator can be placed on the water surface, connected to the synchronous wheel through the timing belt, and the two synchronous wheels are respectively connected coaxially with the turbine and the generator.

The second way is to drive the oil pump when the turbine rotates. The oil pump presses the oil to the oil motor through the oil pipe. When the oil motor rotates, the generator is turned to generate electricity. Similarly, the generator is set to On the water surface, the generator is connected to the oil motor, the oil motor is connected to the oil pump through the oil pipe, and the oil pump is coaxially connected with the water turbine. territory

The external installation of the generator is selected. The advantage is that there is no special requirement for the shape of the generator. It is not necessary to make the shape of the generator into a streamlined casing. The generator has a large choice and the cost is lower. The generator can also be installed. The location of the water surface, regardless of the generator seal problem. Situation

Example

The standard floating tube hair-type hydraulic motor provided in this embodiment can be installed and used in the following ways: In the first way, as shown in the figure, multiple standard floating-tube generators are integrated and installed as shown in the figure. Connected to each other through a pontoon mounted on multiple standard floating-tube generators, 3⁄4, and a floating tube is provided on both sides of the whole body. 3⁄43⁄4 connects and lifts the pontoon. The flaps provided under the floating tube can make The water flowing into the integrated group fully functions, which can improve the efficiency; the movable pylon is also arranged on the pontoon, and the hoisting hoist is set as a mobile quick-loading hoist in the movable hanger to make the installation Maintenance is more convenient. Situation

The second way, as shown in the figure, according to the specific flow zone, the flow rate of the flow layer, the floating tube type hydroelectric generator is wrapped around the fixed base and the rotatable base The hydroelectric generator is installed in a variety of ways close to the water surface or suspended in the water or installed on the bottom of the water; a floating tube type hydroelectric generator is installed under the rotating water bottom, and is fixed on the rudder bracket surface when the water flow direction changes. The stern stern boat adjusts the floating tube hydro-generator to the direction of the streamlined flow, ensuring optimal power generation. In the third way, as shown in the figure, the floating tube type hydroelectric generator is composed of the installation arrangement of the power station, and the plurality of floating tube hydroelectric generators are integrated into a whole by the cable-stayed fixed cable bundle. When the water surface changes, the cable has ample room for adjustment; the floating tube type hydroelectric generator is not restricted when it changes with the water surface. Situation

The installation spacing of the two sets of floating tube hydroelectric generators depends on the size and total length. The requirements must be greater than « and not less than meters. It can guarantee the power generation effect of the front and rear stages. It is also reasonable to set the distance greater than i slag slag net. After setting up two layers of slag slag net, each floating tube type hydroelectric generator does not need the slag cover of the platform installation, which is more convenient for hoisting and overhauling. Situation

The fourth way, as shown in the figure, when the appropriate navigation position is left in the river that needs navigation Then install the floating tube type hydroelectric generator integrated installation group; the floating tube type hydroelectric generator integrated installation group can be installed and fixed on the side close to the navigable side, and the anchored fixed n«3⁄4 bottom pile is used for setting. The fifth way of heat, as shown in Figure n, if the river channel that does not require navigation can be fixedly installed on both sides of the river channel, the map is broken. heat

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. It is obvious that those skilled in the art can make various modifications and changes to the invention without departing from the spirit and scope of the invention. Therefore, it is intended that the present invention cover the modifications and variations of the invention, and the modifications and variations of the invention are intended to be included. Hot

Claims

Claim

a standard floating tube type hydroelectric generator, comprising: a floating tube speed increasing device, a water turbine and a generator; the floating tube speed increasing device comprises a tubular water collecting device, a working section and a draft tube connected in sequence; the water turbine is arranged at The turbine is connected to the generator in a working section between the outlet end of the tubular water trap and the inlet end of the draft tube.

A standard type of floating tube type hydroelectric generator according to claim, wherein: said tubular water trap comprises a straight section and a conical section, said straight section being disposed at a large inlet end of the conical section, said The length of the straight section is one-third to one-sixth of the diameter of the large-mouth inlet end of the conical section, and the diameter of the outlet end of the conical section is two-thirds to two-half of the diameter of the large-mouth inlet end. First, the length of the conical section is a multiple of the diameter of the outlet end of the small port; the large-diameter end of the conical section is connected with the straight section, and the small-diameter end of the conical section is connected with the working section, and the working section is connected with the draft tube. The water turbine is disposed in a lumen of the wall of the working section.

The standard floating tube type hydroelectric generator according to claim, wherein: the diameter of the small diameter of the draft tube is equal to the diameter of the working section, the diameter of the large diameter of the draft tube is twice the diameter of the small opening, and the length of the draft tube is the diameter of the small opening. In one case, one end of the small end of the draft tube is connected to the wall of the working section, and one end of the large end of the draft tube is provided with a water retaining ring.

A standard type of floating tube type hydroelectric generator according to the present invention, characterized in that: the tubular water collecting device of the floating pipe speed increasing device and the outer wall of the draft tube are further provided with a floating chamber filled with a hard foam.

A standard floating tube type hydroelectric generator according to claim, further comprising: a mounting member, the mounting member comprising a fixed base and a rotatable base; the fixed base and the rotatable base being disposed on the floating tube speed increasing device On the outer wall, the floating pipe speed increasing device is provided with a tail rudder, and the tail rudder is connected to the floating pipe speed increasing device through the tail rudder bar.

The standard floating tube type hydroelectric generator according to claim, wherein: the outer wall of the floating pipe speed increasing device is further provided with a fixing ear for fixing on the shore, anchoring or fixing on the pontoon, The pontoon is used for supporting and connecting a plurality of standard floating-tube generators, and is connected to form a plurality of generator sets; the floating bridge is provided with a movable hanger, and the movable hanger is provided with a lifting hoist; the floating bridge There is also a floating pipe underneath, and a water retaining plate is also arranged under the floating pipe.

A standard type of floating tube type hydroelectric generator according to claim, wherein: said water A compartment permanent magnet transmission is further disposed between the shaft of the turbine and the shaft of the generator, the shaft of the turbine is driven by a permanent magnet transmission to drive a shaft of the generator, and the permanent magnet transmission device is provided with an isolation cover. The spacer covers the generator shaft and the turbine shaft into two independent sealed chambers that are magnetically driven, and the two independent sealed chambers are respectively provided with permanent magnet devices for mutual transmission;

A standard type of floating tube type hydroelectric generator according to claim lie, characterized in that: the generator comprises a rotor and a motor winding, the rotor is coaxially connected to the water turbine, and the outer circumference of the turbine is evenly arranged one week a plurality of permanent magnets, the motor windings being disposed on the tubular collector wall such that the motor windings cut the magnetic lines of the permanent magnets as the turbine rotates; the stator components of the generator include the stator end caps, the stator coils, and the stator iron The stator core is fixed on the pipe wall, the stator coil is disposed on the stator core, and the stator end cover is fixed to the pipe wall by the stator end cap bolt. From

i. The standard type of floating-tube hydroelectric generator according to the claims, characterized in that: the water turbine is provided with a hydro-generator rotor front end bearing bracket near the inlet end of the tubular water collector, close to the draft tube end Provided with a turbine rear end bearing bracket, one end of the hydrogenerator rotor front end bearing bracket and the turbine rear end bearing bracket is fixed on the shaft of the water turbine, and the other end is fixed to the pipeline wall; the stator component on the inner cavity side of the duct A water blocking ring is arranged; the water inlet end of the turbine is further provided with a water inlet end water guiding cone, and the water outlet end of the water turbine is further provided with a water leakage cone. From

A standard type of floating tube type hydroelectric generator according to claim, characterized in that: the generator is arranged on the water surface, and the generator is connected to the synchronous wheel via a timing belt, the synchronous wheel is coaxial with the water turbine The generator is connected to an oil motor, and the oil motor is connected to the oil pump through a fuel pipe, and the oil pump is coaxially connected with the water turbine. From

A standard type of floating tube type hydroelectric generator according to claim, characterized in that: the draft tube comprises a first draft tube section and a second draft tube section, and the diameter of the small diameter end of the first draft tube section Equal to the diameter of the working section, the large diameter end of the first draft tube section and the small diameter end of the first draft tube section form a funnel-shaped water tube with a slope of ^: degrees;

The large diameter end of the first draft tube section is equal to the diameter of the small diameter end of the second draft tube section, and the large diameter end of the second draft tube section and the small diameter end of the second draft tube section form a funnel-shaped tail with a degree of inclination Water pipe

The length of the first draft tube section is ^3⁄4 times the diameter of the small diameter end of the first draft tube section, and the length of the second draft tube section is »5 times the diameter of the small diameter end of the first draft tube section; The large diameter end of the second draft tube section is provided with a water retaining ring, and the joint of the large diameter end of the second draft tube section and the water retaining ring is an arc of a radius; wherein the small end of the first draft tube section is Diameter; the first draft tube section and the second draft tube section are connected by an arc of radius to .