CN212003412U

CN212003412U - Pipeline hydroelectric generator set

Info

Publication number: CN212003412U
Application number: CN201921460836.4U
Authority: CN
Inventors: 陈向阳; 陈怡冰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-11-24
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to a pipeline hydroelectric set, contain generator and water conservancy rotary device, water conservancy rotary device contains seal housing and rotating assembly, rotating assembly contains the casing, rotation axis and a plurality of blades of setting on the rotation axis, seal housing has last inlet channel and the delivery port of having seted up, inlet channel sets up in one side of seal housing and passes seal housing, insert in the clearance between seal housing and the casing, the casing on seted up a plurality of water jets, so that rivers in the clearance between casing and the seal housing enter into the casing, the impact blade rotates, generate electricity with the generator that drives and be connected with the rotation axis. Utilize rivers and rotating vane direct contact in the pipeline, the kinetic energy of rivers drives the rotatory electricity generation of blade, has reduced water velocity promptly, converts the rivers kinetic energy into the electric energy again and stores, has improved the utilization efficiency of the energy, and the rotation axis sets up with the pipeline is perpendicular, and rivers and blade area of contact are big, and the effort is big, and the generating effect is good.

Description

Pipeline hydroelectric generator set

Technical Field

The utility model relates to a hydroelectric generation device especially relates to a pipeline hydroelectric set.

Background

Recent developments in the clean energy field have involved many areas, including the use of solar, wind, water and tidal energy. The hydraulic input of China also has a great proportion. The known hydroelectric power generation mainly utilizes the height drop of water flow to drive a generator set to operate and generate power, which is mainly used in large-scale hydraulic engineering places, but many other hydraulic powers are not utilized in life. In the process that water in the pipeline flows from one place to another place, kinetic energy generated by water flow is gradually increased, the pressure at the water outlet is very high, normal use is influenced, and even a pressure reducing valve is required to be installed at the water outlet to reduce the pressure and then release the water. The waste of hydraulic energy is caused, and a power generation device can be arranged in the process of conveying the water flow to the pipeline to absorb the kinetic energy of the water flow in the pipeline and convert the kinetic energy into electric energy to be stored, so that the purposes of reducing the water flow speed and generating power are achieved, and the energy is saved.

There are several pipe hydroelectric generators available today, such as the patent nos: the pipeline hydroelectric generator of CN200520066800.X adopts the structure that an impeller is arranged in a pipeline, the impeller is driven by water flow to rotate for generating electricity, the rotation direction of the impeller is vertical to the water flow direction, the acting force between the water flow and the impeller is small, and the generating efficiency is low. There is therefore a need for a device that can increase the efficiency of hydroelectric generation using a pipeline and reduce the velocity of the water flow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem not enough, provide a pipeline hydroelectric generation device that can realize pipeline hydroelectric generation and reduce the velocity of water in order to reduce delivery port pressure.

The utility model discloses a solve above-mentioned technical problem not enough, the technical scheme who adopts is:

a pipeline hydroelectric generating set comprises a generator and a hydroelectric rotating device, wherein a power output shaft is arranged on the hydroelectric rotating device and fixedly connected with the generator to drive the generator to generate electricity, the hydroelectric rotating device comprises a sealing shell and a rotating assembly, the rotating assembly is positioned at the central position of the sealing shell and comprises a shell and a rotating shaft arranged in the shell, the rotating shaft is fixedly connected with the power output shaft, a plurality of blades are arranged on the rotating shaft, the shell is arranged in the sealing shell, a radial gap is formed between the shell and the sealing shell, a water inlet pipeline is arranged on one side of the sealing shell and penetrates through the sealing shell to be inserted into the gap between the sealing shell and the shell, a plurality of oblique water spraying ports are arranged on the shell along the water flow direction, so that water flow in the gap between the shell and the sealing shell enters the shell, the impact blades rotate to drive the rotating shaft and the power output shaft to rotate and drive the generator connected with the power output shaft to generate electricity, the water outlets are formed in two end faces of the rotating shaft, and water flow impacts the blades and then flows out of the two end faces of the rotating shaft.

The hydraulic rotating device is also provided with a sealing cover, the hydraulic rotating device is positioned in the sealing cover, a power output shaft penetrates through the sealing cover to be connected with a generator outside the sealing cover, two water outlet pipelines are symmetrically arranged on the curved surface of the sealing cover, the two water outlet pipelines converge at the tail ends, an axial gap exists between the sealing cover and the sealing shell, and water in the sealing shell flows out of two end faces of the sealing shell and flows into the water outlet pipelines.

The blades are arranged perpendicular to the end face of the rotating shaft and are of rectangular structures.

The gap between the shell and the sealing shell is gradually reduced from a water flow inlet point, the tail end of the shell is superposed with the tail end of the sealing shell, the tail end of the shell is provided with a last water jet, and water flow in the gap between the shell and the sealing shell is completely sprayed to the blade at the last water jet.

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

the utility model discloses contain generator and water conservancy rotary device, water conservancy rotary device contain seal shell and rotating assembly, rotating assembly is located seal shell central point and puts, rotating assembly contains the casing and sets up the rotation axis in the casing, is provided with a plurality of blades on the rotation axis, inside seal shell was arranged in to the casing, there was radial clearance between casing and the seal shell, has seted up an inlet channel and delivery port on the seal shell, the inlet channel sets up in one side of seal shell and passes seal shell, inserts in the clearance between seal shell and the casing, the casing on seted up a plurality of water jets to rivers in making the clearance between casing and the seal shell enter into the casing, strike the blade and rotate to drive the generator electricity generation of being connected with the rotation axis. Utilize rivers and rotating vane direct contact in the pipeline, the kinetic energy of rivers drives the rotatory electricity generation of blade, has reduced water velocity promptly, converts water kinetic energy into the electric energy again and stores, has improved the utilization efficiency of the energy, and the rotation axis sets up with the pipeline is perpendicular, and rivers and blade area of contact are big, and the effort is big, and it is effectual to drive, and the generating efficiency is high.

The hydraulic rotating device is also provided with a sealing cover, the hydraulic rotating device is positioned in the sealing cover, a power output shaft penetrates through the sealing cover to be connected with a generator outside the sealing cover through a gear, two water outlet pipelines are symmetrically arranged on the curved surface of the sealing cover, the two water outlet pipelines converge at the tail end, an axial gap exists between the sealing cover and the sealing shell, and water in the sealing shell flows out of two end faces of the sealing shell and flows into the water outlet pipelines. Two water outlet pipelines are symmetrically arranged, so that water flow is rapid and stable, no turbulent flow is formed, and the rotation of the blades is not influenced.

The clearance between the shell and the sealing shell is gradually reduced from a water flow entry point, the water flow is constant in unit time, the reduction of the clearance can improve the water flow speed, the impact force of water flow on the blades is increased, the rotation speed of the hydraulic rotating device is improved, and the power generation speed of the generator is improved.

Drawings

FIG. 1 is a front sectional view of a pipeline hydroelectric generator

FIG. 2 is a top cross-sectional view of a pipeline hydroelectric generator

FIG. 3 is a schematic view of the water jet arrangement of the housing

Graphic notation: 1. the device comprises a sealed shell, 2, a shell, 3, blades, 4, a water spray nozzle, 5, a rotating shaft, 6, a power output shaft, 7, a water inlet pipeline, 8, a water outlet pipeline, 9, a sealed cover cap, 10, a generator, 11 and a water outlet.

The dashed arrows indicate the direction of water flow.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

A pipeline hydroelectric generating set comprises a generator 10 and a hydroelectric rotating device, wherein a power output shaft 6 is arranged on the hydroelectric rotating device, the power output shaft 6 is fixedly connected with the generator 10 to drive the generator 10 to generate electricity, the hydroelectric rotating device comprises a sealing shell 1 and a rotating assembly, the rotating assembly is positioned at the central position of the sealing shell 1, the rotating assembly comprises a shell 2 and a rotating shaft 5 arranged in the shell 2, the rotating shaft 5 is fixedly connected with the power output shaft 6, a plurality of blades 3 are arranged on the rotating shaft 5, the shell 2 is arranged in the sealing shell 1, a radial gap is formed between the shell and the sealing shell 1, a water inlet pipeline 7 is arranged on one side of the sealing shell 1, the water inlet pipeline 7 penetrates through the sealing shell 1 to be inserted into the gap between the sealing shell 1 and the shell 2, and a plurality of oblique water spraying ports 4 are arranged on the shell 2 along the water, so that water flow in a gap between the shell 2 and the sealing shell 1 enters the shell 2, the impact blade 3 rotates to drive the rotating shaft 5 and the power output shaft 6 to rotate and drive the generator 10 connected with the power output shaft 6 to generate electricity, the water outlets 11 are arranged on two end faces of the rotating shaft 5, and the water flow impacts the blade 3 and then flows out of the two end faces of the rotating shaft 5.

The hydraulic rotating device is also provided with a sealing cover cap 9, the hydraulic rotating device is positioned in the sealing cover cap 9, the power output shaft 6 penetrates through the sealing cover cap 9 to be connected with a generator 10 outside the sealing cover cap 9 through a gear, two water outlet pipelines 8 are symmetrically arranged on the curved surface of the sealing cover cap 9, the two water outlet pipelines 8 converge at the tail ends, an axial gap exists between the sealing cover cap 9 and the sealing shell 1, and water in the sealing shell 1 flows out from water outlets 11 on two end surfaces of the sealing shell 1 and flows into the water outlet pipelines 8.

The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: the blades 3 are arranged perpendicular to the end face of the rotating shaft 5, and the blades 3 are of a rectangular structure.

The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: the gap between the shell 2 and the sealing shell 1 is gradually reduced from a water flow entry point, the tail end of the shell 2 is overlapped with the tail end of the sealing shell 1, the tail end of the shell 2 is provided with a last water spraying opening 4, and water flow in the gap between the shell 2 and the sealing shell 1 is completely sprayed to the blade 3 at the last water spraying opening 4.

The first embodiment;

during the specific use, be connected inlet channel 7 and outside conduit, rivers pass through inlet channel 7 and enter into the pipeline hydroelectric generator 10 in the group in the clearance between sealed casing 1 and the casing 2, it is inside to enter into casing 2 through the water jet 4 of seting up on the casing 2, and strike the blade 3 on the hydraulic rotating device of 2 inside settings of casing, it is rotatory to drive blade 3, drive the rotation axis 5 rotation with blade 3 fixed connection through blade 3, and drive and rotate with power output shaft 6 by rotation axis 5, in order to drive the electricity generation of generator 10.

After rivers got into the clearance between sealed casing 1 and the casing 2, flow along the clearance to can follow water jet 4 after meetting the water jet 4 on the casing 2 and enter into hydraulic rotating device, the clearance between sealed casing 1 and the casing 2 is more and more littleer, and water velocity accelerates, and rivers are big to blade 3 impact force, and blade 3 rotational speed is fast, and the generating efficiency is high.

After water flows pass through the water spraying port 4, the impact blade 3 rotates, the upper end face and the lower end face of the rotating shaft 5 where the blade 3 is located are contacted, the water flows out through the water outlets 11 on the upper end face and the lower end face of the blade 3, flows into the axial gap between the sealing cover cap 9 and the sealing shell 1 and flows backwards, the water flows out through the two water outlet pipelines 8 symmetrically arranged at one end of the sealing cover cap 9 far away from the water inlet pipeline 7, the water flows can flow out rapidly and stably through the symmetrically arranged double water outlet pipelines 8 and flow together in the subsequent pipelines, the water outlet pipelines 8 are connected with the water conveying pipeline, the water flowing out of the pipeline hydroelectric generator 10 group flows into the water conveying pipeline, and the water flow subjected to pressure reduction and speed reduction is conveyed downwards.

When the water pipe is used, a section of the water pipe is transversely cut off, an upstream waterway of the water pipe is connected with the water inlet pipeline 7 of the pipeline hydroelectric generator 10 group along the water flow direction, the water outlet pipeline 8 is connected with the downstream waterway, and a plurality of pipeline hydroelectric generator 10 groups can be arranged at intervals according to the actual transportation length and the water flow pressure of the water pipe.

The technical solution and the implementation method listed in the present invention are not limiting, and the technical solution and the implementation method listed in the present invention are equivalent or have the same effect.

Claims

1. The utility model provides a pipeline hydroelectric set, contains generator (10) and water conservancy rotary device, be provided with power output shaft (6) on the water conservancy rotary device, power output shaft (6) and generator (10) fixed connection drive generator (10) electricity generation, its characterized in that: the hydraulic rotating device comprises a sealing shell (1) and a rotating assembly, wherein the rotating assembly is positioned at the center of the sealing shell (1), the rotating assembly comprises a shell (2) and a rotating shaft (5) arranged in the shell (2), the rotating shaft (5) is fixedly connected with a power output shaft (6), a plurality of blades (3) are arranged on the rotating shaft (5), the shell (2) is arranged in the sealing shell (1), a radial gap is formed between the shell and the sealing shell (1), a water inlet pipeline (7) is arranged on one side of the sealing shell (1), the water inlet pipeline (7) penetrates through the sealing shell (1) and is inserted into the gap between the sealing shell (1) and the shell (2), and a plurality of oblique water spraying ports (4) are formed in the shell (2) along the water flow direction so that water flow in the gap between the shell (2) and the sealing shell (1) enters the shell (2), the impact blades (3) rotate to drive the rotating shaft (5) and the power output shaft (6) to rotate and drive the generator (10) connected with the power output shaft (6) to generate electricity, the water outlets (11) are arranged on two end faces of the rotating shaft (5), and water flow impacts the blades (3) and then flows out of the two end faces of the rotating shaft (5).

2. The pipeline hydroelectric generating set according to claim 1, wherein a sealing cover (9) is further disposed outside the hydroelectric rotating device, the hydroelectric rotating device is disposed inside the sealing cover (9), the power output shaft (6) penetrates through the sealing cover (9) and is connected to a generator (10) outside the sealing cover (9) through a gear, two water outlet pipelines (8) are symmetrically disposed on a curved surface of the sealing cover (9), the two water outlet pipelines (8) converge at ends, an axial gap exists between the sealing cover (9) and the sealing housing (1), and water in the sealing housing (1) flows out from water outlets (11) on two end surfaces of the sealing housing (1) and flows into the water outlet pipelines (8).

3. A pipe hydroelectric generating set according to claim 1, wherein the blades (3) are arranged perpendicular to the end face of the rotating shaft (5), and the blades (3) have a rectangular structure.

4. A tubular hydroelectric generating set according to claim 1, wherein the gap between the casing (2) and the sealing casing (1) is gradually reduced from the water inlet point, the end of the casing (2) coincides with the end of the sealing casing (1), the end of the casing (2) is provided with the last water jet (4), and the water in the gap between the casing (2) and the sealing casing (1) is fully sprayed to the blade (3) at the last water jet (4).