CN204003235U - New type hydraulic turbine stator shutoff device - Google Patents
New type hydraulic turbine stator shutoff device Download PDFInfo
- Publication number
- CN204003235U CN204003235U CN201420365320.2U CN201420365320U CN204003235U CN 204003235 U CN204003235 U CN 204003235U CN 201420365320 U CN201420365320 U CN 201420365320U CN 204003235 U CN204003235 U CN 204003235U
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- control ring
- arm
- force
- connecting rod
- stator
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- 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
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- Hydraulic Turbines (AREA)
Abstract
The utility model discloses new type hydraulic turbine stator shutoff device, it comprises turbine gate mechanism (E), this turbine gate mechanism comprises top cover, a plurality of stator unit of being located at top cover, described stator unit comprises gland (E1), guide vane assembly, guide vane lever (E2), connecting rod (E3), control ring (E4), it is characterized in that, described control ring is provided with long arm structure, this long arm structure comprises the control ring arm of force (3) that is connected in control ring (E4), be located at the arm of force connecting rod (2) of control ring arm of force outermost end and be located at free-ended many movement weight masses of arm of force connecting rod (1), the described control ring arm of force is provided with the power plant (E5) that drive control ring motion.The beneficial effects of the utility model are: stator weight makes the runner of water turbine and tail water overhauling work bring convenience after cutting out, and reduce the waste of press water, reduce and close the frequency that water power plant inlet valve is closed, and improve the economic benefit in water power plant.
Description
Technical field
The utility model relates to horizontal Francis turbine, especially relates to a kind of new type hydraulic turbine stator shutoff device that is applicable to horizontal Francis turbine.
Background technique
Water power plant is comparatively extensive for the use of Francis turbine, but existing guide vanes of water turbine closing structure is in long-term using process, has following drawback:
1, manually close, time-consuming;
When 2, speed regulator cuts out, without electricity, can not move during without oil pressure;
3, be not closed completely, easily leak.
Model utility content
The purpose of this utility model is exactly in order to address the above problem, and a kind of new type hydraulic turbine stator shutoff device is provided.
To achieve these goals, the utility model adopts following technological scheme:
New type hydraulic turbine stator shutoff device, it comprises turbine gate mechanism (E), this turbine gate mechanism comprises top cover, a plurality of stator unit of being located at top cover, described stator unit comprises gland (E1), guide vane assembly, guide vane lever (E2), connecting rod (E3), control ring (E4), it is characterized in that, described control ring is provided with long arm structure, this long arm structure comprises the control ring arm of force (3) that is connected in control ring (E4), be located at the arm of force connecting rod (2) of control ring arm of force outermost end and be located at free-ended many movement weight masses of arm of force connecting rod (1), the described control ring arm of force is provided with the power plant (E5) that drive control ring motion.
Between described arm of force connecting rod and the control ring arm of force, by turntable, be connected.
Described movement weight mass bottom is provided with the poroid docking structure containing interior threaded hole, and described movement weight mass top is provided with and coordinates with docking structure and with the rod shaped structure of external thread structure.Be convenient to worm structure, realize dismounting between movement weight mass.
The utlity model has following beneficial effect: stator weight makes the runner of water turbine and tail water overhauling work bring convenience after cutting out, reduce the waste of press water, reduce and close the frequency that water power plant inlet valve is closed, improve the economic benefit in water power plant.
Accompanying drawing explanation
Fig. 1 is new type hydraulic turbine stator shutoff device structural representation.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, new type hydraulic turbine stator shutoff device, it comprises turbine gate mechanism E, this turbine gate mechanism comprises top cover, 12 stator unit of being located at top cover, described stator unit comprises gland E1, guide vane assembly, guide vane lever E2, connecting rod E3, control ring E4 (omits the description for known technology herein, such as stator modular construction relation herein), described control ring is provided with long arm structure, this long arm structure comprises the control ring arm of force 3 that is connected in control ring E4, be located at the arm of force connecting rod 2 of control ring arm of force outermost end (right part of the control ring arm of force in Fig. 1) and be located at free-ended many movement weight masses 1 of arm of force connecting rod, the quantity that described movement weight mass arranges is according to connecting by water turbine requirement weight.Between the free end of described arm of force connecting rod and the control ring arm of force, by turntable, be connected rotationally (such as adopting hinging structure).Between described arm of force connecting rod and the control ring arm of force, by turntable, be connected, be intended to be convenient to the action of whole device.
By to control ring of hydraulic turbine Lengthened moment arm, in control ring arm of force outermost end, counter weight is set, when water turbine need to cut out, utilize self gravitation and the generation of the control ring arm of force of weight and make stator close and guarantee good seal.
The described control ring arm of force is provided with the power plant E5 that drives control ring motion, such as hydraulic hoist unit or cylinder jack up unit.
For balancing weight, need to require to arrange according to different water turbine, for ease of dismounting and assembling, described movement weight mass bottom is provided with the poroid docking structure containing interior threaded hole, described movement weight mass top is provided with and coordinates with docking structure and with the rod shaped structure of external thread structure, both cooperatively interact, and assembling is quick.Above structure is only a kind of example that configuration block interconnects structure.
The working principle of this device is:
Many movement weight masses 1 are connected by water turbine requirement weight, then utilize arm of force connecting rod 2 that movement weight mass 1 is connected with the control ring arm of force 3 and fixing and locking, at movement weight mass 1, arm of force connecting rod 2, the control ring arm of force 3, produce under the effect of moment, stator A face and stator B face make two surface of contact close contacts under weight moment loading, play stator A face and stator B face and seal water-tight.
This case is applicable to field, water power plant all horizontal Francis turbines used.
The foregoing is only preferred implementation of the present utility model, protection domain of the present utility model is not limited in above-mentioned mode of execution, and every technological scheme that belongs to the utility model principle all belongs to protection domain of the present utility model.For a person skilled in the art, some improvement of carrying out under the prerequisite that does not depart from principle of the present utility model, these improvement also should be considered as protection domain of the present utility model.
Claims (3)
1. new type hydraulic turbine stator shutoff device, it comprises turbine gate mechanism (E), this turbine gate mechanism comprises top cover, a plurality of stator unit of being located at top cover, described stator unit comprises gland (E1), guide vane assembly, guide vane lever (E2), connecting rod (E3), control ring (E4), it is characterized in that, described control ring is provided with long arm structure, this long arm structure comprises the control ring arm of force (3) that is connected in control ring (E4), be located at the arm of force connecting rod (2) of control ring arm of force outermost end and be located at free-ended many movement weight masses of arm of force connecting rod (1), the described control ring arm of force is provided with the power plant (E5) that drive control ring motion.
2. new type hydraulic turbine stator shutoff device according to claim 1, is characterized in that, between described arm of force connecting rod and the control ring arm of force, by turntable, is connected.
3. new type hydraulic turbine stator shutoff device according to claim 1, it is characterized in that, described movement weight mass bottom is provided with the poroid docking structure containing interior threaded hole, and described movement weight mass top is provided with and coordinates with docking structure and with the rod shaped structure of external thread structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365320.2U CN204003235U (en) | 2014-07-03 | 2014-07-03 | New type hydraulic turbine stator shutoff device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365320.2U CN204003235U (en) | 2014-07-03 | 2014-07-03 | New type hydraulic turbine stator shutoff device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204003235U true CN204003235U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420365320.2U Active CN204003235U (en) | 2014-07-03 | 2014-07-03 | New type hydraulic turbine stator shutoff device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204003235U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927453A (en) * | 2016-06-16 | 2016-09-07 | 成都德善能科技有限公司 | Adjusting device of mixed flow water turbine |
| CN108131233A (en) * | 2017-12-29 | 2018-06-08 | 东方电气集团东方电机有限公司 | A kind of tubular turbine guide vane operation protection mechanism |
| CN109416013A (en) * | 2016-07-05 | 2019-03-01 | 法国电力公司 | Method for optimizing the adjusting of the gate of at least one hydraulic turbo machine |
| CN115188258A (en) * | 2022-05-31 | 2022-10-14 | 南方电网调峰调频发电有限公司 | Water turbine water distributor for overhauling training evaluation |
-
2014
- 2014-07-03 CN CN201420365320.2U patent/CN204003235U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927453A (en) * | 2016-06-16 | 2016-09-07 | 成都德善能科技有限公司 | Adjusting device of mixed flow water turbine |
| CN105927453B (en) * | 2016-06-16 | 2018-11-27 | 浙江国正安全技术有限公司 | A kind of adjustment device of Francis turbine |
| CN109416013A (en) * | 2016-07-05 | 2019-03-01 | 法国电力公司 | Method for optimizing the adjusting of the gate of at least one hydraulic turbo machine |
| CN109416013B (en) * | 2016-07-05 | 2020-10-27 | 法国电力公司 | Method for optimizing the adjustment of a sluice of at least one hydraulic turbine |
| CN108131233A (en) * | 2017-12-29 | 2018-06-08 | 东方电气集团东方电机有限公司 | A kind of tubular turbine guide vane operation protection mechanism |
| CN115188258A (en) * | 2022-05-31 | 2022-10-14 | 南方电网调峰调频发电有限公司 | Water turbine water distributor for overhauling training evaluation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: New turbine guide vane closing device Effective date of registration: 20211108 Granted publication date: 20141210 Pledgee: Bank of Hangzhou Co.,Ltd. Tonglu sub branch Pledgor: HANGZHOU SANHUI HYDROELECTRIC EQUIPMENT Co.,Ltd. Registration number: Y2021330002157 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220725 Granted publication date: 20141210 Pledgee: Bank of Hangzhou Co.,Ltd. Tonglu sub branch Pledgor: HANGZHOU SANHUI HYDROELECTRIC EQUIPMENT Co.,Ltd. Registration number: Y2021330002157 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of guide vane closing device for hydraulic turbine Effective date of registration: 20230116 Granted publication date: 20141210 Pledgee: Bank of Hangzhou Co.,Ltd. Tonglu sub branch Pledgor: HANGZHOU SANHUI HYDROELECTRIC EQUIPMENT Co.,Ltd. Registration number: Y2023330000221 |