CN211623604U - Pipeline power generation micro water turbine with concave blades - Google Patents
Pipeline power generation micro water turbine with concave blades Download PDFInfo
- Publication number
- CN211623604U CN211623604U CN202020042749.3U CN202020042749U CN211623604U CN 211623604 U CN211623604 U CN 211623604U CN 202020042749 U CN202020042749 U CN 202020042749U CN 211623604 U CN211623604 U CN 211623604U
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- CN
- China
- Prior art keywords
- runner
- rotor
- stator
- pipeline
- outdoor casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010248 power generation Methods 0.000 title claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 26
- 230000005611 electricity Effects 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Hydraulic Turbines (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a pipeline electricity generation hydroturbine with interior concave blade, including the runner outdoor casing, be equipped with inlet tube and outlet pipe on the runner outdoor casing respectively, the coaxial stator that is equipped with in proper order in the runner outdoor casing fixes the subassembly and has the rotor of interior concave blade, and the top of runner outdoor casing is equipped with the shell end cover, and the shell end cover all seals up rotor and stator fixed subassembly in runner indoor casing. The utility model discloses can utilize the pressurized water flow energy electricity generation in the pipeline, its simple structure, space size is little, and the range of application is wide, and interior concave blade makes hydraulic turbine conversion efficiency improve, and operating stability is good, and economic cost is low.
Description
Technical Field
The utility model belongs to the technical field of fluid machinery equipment, a pipeline electricity generation miniature hydraulic turbine with interior concave blade is related to.
Background
Energy resources in the world are gradually exhausted, along with the continuous development of society, the demand of people on energy resources is continuously increased, and the energy resources such as coal, natural gas and the like cannot meet the needs of people. The conventional water energy utilization only considers great potential energy or kinetic energy in great rivers, but ignores the kinetic energy in pipelines of water supply and drainage systems, domestic water and water delivery and drainage pipelines, and if the energy can be utilized, a part of energy can be greatly saved. In order to promote the effective utilization of low-quality energy and make contribution to social energy conservation and emission reduction, a micro water turbine for generating electricity through pressure water flow in a pipeline needs to be designed, so that battery charging or long-time power supply of low-power electric equipment can be realized, and part of electric energy in power utilization of urban public infrastructure and household equipment is borne.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pipeline electricity generation miniature hydraulic turbine with interior concave blade, this hydraulic turbine can utilize the pressure rivers kinetic energy electricity generation in the pipeline, its simple structure, and space size is little, and the range of application is wide, and interior concave blade makes hydraulic turbine conversion efficiency improve, and operating stability is good, and economic cost is low.
The utility model provides a, a pipeline power generation miniature hydraulic turbine with interior concave type blade, including the runner outdoor casing, be equipped with inlet tube and outlet pipe on the runner outdoor casing respectively, the coaxial stator that is equipped with in proper order in the runner outdoor casing fixes the subassembly and has the rotor of interior concave type blade, and the top of runner outdoor casing is equipped with the shell end cover, and the shell end cover all seals up rotor and the fixed subassembly of stator in runner indoor casing.
The utility model is also characterized in that,
the water inlet pipe and the water outlet pipe are arranged at 90 degrees.
And a salient pole type stator core wound with coils is arranged in the inner cavity of the stator fixing component and serves as a generator stator.
The wheel hub of rotor is hollow cylinder, and the one end vertical fixation of runner axle is inlayed on the wheel hub inner wall of rotor and is had annular magnet on the bottom surface of cylinder, and evenly distributed has the interior concave type blade of a plurality of on the wheel hub outer wall of rotor, and the rotor passes through the runner axle and is connected with stator fixed subassembly.
The center of the stator fixing component is provided with a shaft hole, the rotating wheel shaft is matched with the shaft hole to connect the stator fixing component with the rotor, the stator fixing component is fixed with the rotating wheel chamber shell through a positioning pin, and the rotor can rotate around the rotating wheel shaft inserted into the shaft hole.
The beneficial effects of the utility model are that, the utility model discloses can turn into the electric energy with the kinetic energy among water supply and drainage system pipeline and the domestic water delivery and drainage pipeline, resources are saved according to the pipeline diameter size of installing this hydraulic turbine, can make series of diameters, its uses extensively. Meanwhile, the rotating wheel with the concave blades can improve the torque characteristics of the blades and improve the energy conversion efficiency.
Drawings
Fig. 1 is an exploded view of a pipeline power generation micro water turbine with concave blades according to the present invention;
fig. 2 is a schematic structural diagram of a stator fixing component of a pipeline power generation micro water turbine with concave blades according to the present invention;
fig. 3 is a schematic structural view of a rotor of a pipeline power generation micro water turbine with concave blades according to the present invention;
FIG. 4 is a schematic structural view of the concave blade of the pipeline power generation micro turbine runner with concave blades of the present invention;
fig. 5(a) and (b) are sectional views of the concave blade of the pipeline power generation micro turbine runner with concave blades of the present invention.
In the figure, 1, a shell end cover, 2, a stator fixing component, 3, a rotor, 4, a runner chamber shell, 5, a salient pole type stator iron core, 6, a shaft hole, 7, a concave type blade, 8, a runner shaft, 9, a ring magnet, 10, a water inlet pipe and 11, a water outlet pipe are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a pipeline power generation miniature water turbine with concave blade, the structure is shown in figure 1, including having unilateral open-ended runner room shell 4, being connected with inlet tube 10 and outlet pipe 11 respectively on runner room shell 4 (the arrow of the mouth of pipe of inlet tube 10 in figure 1 represents the water inlet direction, the arrow of the mouth of pipe of outlet pipe 11 in figure 1 represents the water outlet direction), install stator fixed subassembly 2 in runner room shell 4;
as shown in fig. 2, a salient pole type stator core 5 wound with coils is installed in an inner cavity of the stator fixing component 2 as a generator stator;
the water inlet pipe 10 and the water outlet pipe 11 are arranged at 90 degrees.
As shown in fig. 2, a shaft hole 6 is arranged at the center of the stator fixing component 2, a rotating wheel shaft 8 of the rotor 3 is matched with the shaft hole 6, the rotor 3 is installed on the stator fixing component 2, and a central shaft of the rotor 3 is in clearance fit with the shaft hole 6; the rotor 3 and the stator fixing component 2 are arranged together and then are integrally arranged inside the runner chamber shell 4.
The stator fixing assembly 2 is fixed with the runner housing 4 through a positioning pin, so that the rotor 3 can rotate around a runner shaft 8 inserted into the shaft hole 6. The rotor 3 is coaxially arranged with the stator fixing component 2 in the vertical direction in the runner chamber shell 4,
as shown in fig. 3, the hub of the rotor 3 is a hollow cylinder, one end of the rotating wheel shaft 8 is fixed on the bottom surface of the cylinder, the ring magnet 9 is embedded on the inner wall of the hub of the rotor 3 in a tight fit manner, a plurality of concave blades 7 are uniformly distributed on the outer wall of the hub of the rotor 3, and the geometric shapes of the concave blades 7 are shown in fig. 4. FIG. 5(a) is a sectional view taken along the direction A-A in FIG. 4, FIG. 5(B) is a sectional view taken along the direction B-B in FIG. 4, FIG. 5(a) is a cross section of a concave blade, FIG. 5(B) is a longitudinal section of a concave blade, the wrap angle R of the profile of the concave blade is 145 DEG, and the wrap angle R of the profile of the longitudinal section is 145 DEGCorner α2Is 100 deg..
The shell end cover 1 is fixedly connected with the runner chamber shell 4 through bolts, and the rotor 3 and the stator fixing assembly 2 are sealed in the runner chamber shell.
The utility model relates to a pipeline power generation miniature hydraulic turbine's theory of operation with interior concave blade is:
when the water flow hits the concave blades 7, a tangential force is applied to them according to the momentum theorem. This tangential force generates a tangential moment on the rotor 3, under which the rotor 3 starts to rotate about the rotor shaft 8.
When the rotor 3 rotates under the action of tangential torque, the annular magnet 9 inlaid in the inner wall surface of the rotor rotates together, so that the coil wound on the salient pole type stator core 5 cuts magnetic lines of force to generate electric energy. The water flowing out after hitting the blades 7 flows out through an outlet pipe on the rotor chamber housing 4. The concave blade 7 of the rotor 3 can improve the torque characteristic of the blade and improve the energy conversion efficiency of the micro water turbine. The power generation efficiency is improved.
Claims (5)
1. The utility model provides a pipeline electricity generation miniature hydraulic turbine with indent type blade which characterized in that, includes runner outdoor casing, is equipped with inlet tube and outlet pipe respectively on the runner outdoor casing, and coaxial stator fixed subassembly and the rotor that has indent type blade are equipped with in proper order in the runner outdoor casing, and the top of runner outdoor casing is equipped with the shell end cover, and the shell end cover all seals rotor and stator fixed subassembly in runner indoor casing.
2. The hydroelectric power generating hydroturbine having concave blades as claimed in claim 1, wherein the inlet and outlet pipes are disposed at 90 °.
3. The hydroelectric generating hydroturbine having concave blades as claimed in claim 1, wherein the stator fixing member has a stator core of salient pole type wound with coil installed in its inner cavity as a stator of the generator.
4. The pipeline power generation hydroturbine as claimed in claim 1, wherein the hub of the rotor is a hollow cylinder, one end of the runner shaft is vertically fixed on the bottom surface of the cylinder, the inner wall of the hub of the rotor is embedded with a ring magnet, the outer wall of the hub of the rotor is uniformly distributed with a plurality of concave blades, and the rotor is connected with the stator fixing component through the runner shaft.
5. The hydroelectric generating pipeline micro turbine with concave blades as claimed in claim 4, wherein the stator fixing component is provided with a shaft hole at the center, the runner shaft is matched with the shaft hole to connect the stator fixing component and the rotor, the stator fixing component is fixed with the runner chamber shell through a positioning pin, and the rotor can rotate around the runner shaft inserted into the shaft hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020042749.3U CN211623604U (en) | 2020-01-09 | 2020-01-09 | Pipeline power generation micro water turbine with concave blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020042749.3U CN211623604U (en) | 2020-01-09 | 2020-01-09 | Pipeline power generation micro water turbine with concave blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211623604U true CN211623604U (en) | 2020-10-02 |
Family
ID=72636644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020042749.3U Expired - Fee Related CN211623604U (en) | 2020-01-09 | 2020-01-09 | Pipeline power generation micro water turbine with concave blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211623604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412684A (en) * | 2020-11-17 | 2021-02-26 | 武汉大学 | Miniature water wheel power generation device and power generation shoes |
-
2020
- 2020-01-09 CN CN202020042749.3U patent/CN211623604U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412684A (en) * | 2020-11-17 | 2021-02-26 | 武汉大学 | Miniature water wheel power generation device and power generation shoes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |