CN108050004A - Constant pressure type power station tail pipe - Google Patents
Constant pressure type power station tail pipe Download PDFInfo
- Publication number
- CN108050004A CN108050004A CN201711399265.3A CN201711399265A CN108050004A CN 108050004 A CN108050004 A CN 108050004A CN 201711399265 A CN201711399265 A CN 201711399265A CN 108050004 A CN108050004 A CN 108050004A
- Authority
- CN
- China
- Prior art keywords
- taper pipe
- pipe
- power station
- type power
- constant pressure
- 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.)
- Pending
Links
- 239000003351 stiffener Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims 1
- 238000011105 stabilization Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/16—Stators
- F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention provides constant pressure type power station tail pipes, belong to water generating apparatus field, including lower Taper Pipe, barretter and upper Taper Pipe, the structure of the upper Taper Pipe is identical with the structure of the lower Taper Pipe, the diameter of the upper Taper Pipe lower face is more than the diameter of the upper Taper Pipe upper end, the upper hose is internally provided with multiple fuisw ribs, and the barretter is equipped with card slot, and the card slot is correspondingly arranged with the guiding rib and the two is interference fitted.Intensity of the present invention is high, is shunting, internal pressure is kept to stablize.
Description
Technical field
The invention belongs to water generating apparatus fields, are related to constant pressure type power station tail pipe.
Background technology
Water generating part is varied, and the application environment of water generating part is more various, it is necessary to soak for a long time
Water uses, and especially high, one of important part of tail water tubular type hydroelectric generation, draft tube conduct are required to the Corrosion Protection of part
Device for transferring is chronically at high pressure conditions, to ensure the smooth discharge of water flow inside, when especially physical features is more complicated, and paving
If draft tube it is longer, pressure-bearing is big, and the pressure-bearing time is long, in order to ensure the normal work of draft tube, it is necessary to ensure draft tube
With higher length, service life is promoted, the promotion of draft tube intensity common at present is to change the section of different linkage sections
Size realizes the reduction of pressure, but this mode during practical application or is difficult to meet long-term high pressure conditions, intensity
Or can not meet the needs of practical application.
The content of the invention
The problem to be solved in the present invention is to be to provide constant pressure type power station tail pipe, reinforcing elements is added in inside, simultaneously
The connecting tube of gradual change is set in each linkage section, the constant of pressure is ensure that, greatly improves the intensity of draft tube.
In order to solve the above technical problems, the technical solution adopted by the present invention is：Constant pressure type power station tail pipe, including lower Taper Pipe
With upper Taper Pipe, the barretter with the two interference fit is equipped between the upper Taper Pipe and lower Taper Pipe, the barretter is circular ring shape
And middle part is equipped with flow distribution plate, the flow distribution plate is fan-shaped for triangle, and the flow distribution plate is equipped with multiple tap holes, and the tap hole is
The diameter of taper and close described lower Taper Pipe one end is less than the diameter close to described upper Taper Pipe one end, and the outside of the lower Taper Pipe is set
There are multiple ring stiffeners being arranged in parallel, the outside of the lower Taper Pipe is additionally provided with multiple erecting perpendicular to the ring stiffener
Straight reinforcing rib, the lower Taper Pipe are internally provided with multiple longitudinal and inwardly projecting guiding rib.
Further, the lower Taper Pipe is tubaeform that the upper Taper Pipe is inverted tubaeform.
Further, the guiding rib is surrounded by transition arc.
Further, the barretter is equipped with card slot, and the card slot is correspondingly arranged with the guiding rib and the two interference
Cooperation.
Further, the structure of the upper Taper Pipe is identical with the structure of the lower Taper Pipe, the upper Taper Pipe lower face it is straight
Footpath is more than the diameter of the upper Taper Pipe upper end.
Further, the middle part of the barretter is equipped with via.
Further, the inside of the lower Taper Pipe, upper Taper Pipe and barretter is equipped with corrosion-resistant coating.
Further, the area of section in the middle part of the guiding rib is less than the area of section at both ends.
Compared with prior art, the invention has the advantages and positive effects that：1st, the present invention sets lower Taper Pipe, upper Taper Pipe
And barretter, the outer ring of lower Taper Pipe set multiple ring stiffeners and vertical reinforcing rib, greatly improve the intensity of lower Taper Pipe, prolong
Service life has been grown, while barretter is set, multiple tap holes are set on barretter, internal current are oriented to and are divided
Stream so that internal pressure is constant, is conducive to the timely discharge of water flow inside, and discharge effect is good；2nd, lower Taper Pipe uses tubaeform,
During conveying, outlet is gradually reduced, and using the physical effect of current, the pressure at the place that increases export promotes drainage effect,
After Accelerating Removal, upper Taper Pipe expands current to reducing impact force of the current to upper Taper Pipe using caused tubaeform；3rd, set
The cooperation of card slot and guiding rib can be played the role of being oriented to installation in an assembling process, promote packaging efficiency, and using interference
Cooperation, firmly installs, can bear larger water flow impact pressure；4th, the area of section in the middle part of guiding rib is less than the section face at both ends
Product, both ends can bear greatly larger impact force, first effective shunting to water flow inside, and middle part is more small in ends, can play buffering
Effect, exit sets larger sectional area again, is equal to and reduces water flow section product, promotes water flow pressure.
Description of the drawings
The attached drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the structure diagram of constant pressure type power station of the present invention tail pipe；
Fig. 2 is the longitudinal sectional view of constant pressure type power station of the present invention tail pipe；
Fig. 3 is the top view of constant pressure type power station of the present invention tail pipe.
Reference numeral：
Taper Pipe under 1-；11- ring stiffeners；The vertical reinforcing ribs of 12-；13- guiding ribs；131- transition arcs；2- barretters；
21- card slots；22- flow distribution plates；23- tap holes；24- vias；The upper Taper Pipes of 3-.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instructions such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark
Show that signified device or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
It elaborates below in conjunction with the accompanying drawings to specific embodiments of the present invention.
As shown in Figure 1, Figure 2 and Figure 3, the present invention is constant pressure type power station tail pipe, including lower Taper Pipe 1 and upper Taper Pipe 3, epicone
The barretter 2 with the two interference fit is equipped between pipe 3 and lower Taper Pipe 1, barretter 2 is equipped with flow distribution plate for circular ring shape and middle part
22, flow distribution plate 22 is fan-shaped for triangle, and flow distribution plate 22 is equipped with multiple tap holes 23, and tap hole 23 is for taper and close to lower Taper Pipe 1
The diameter of one end is less than the diameter close to upper 3 one end of Taper Pipe, and the outside of lower Taper Pipe 1 is equipped with multiple ring stiffeners being arranged in parallel
11, the outside of lower Taper Pipe 1 is additionally provided with multiple vertical reinforcing ribs 12 perpendicular to ring stiffener 11, and lower Taper Pipe 1 is internally provided with
Multiple longitudinal and inwardly projecting guiding rib 13.
Preferably, lower Taper Pipe 1 is tubaeform that upper Taper Pipe 3 is inverted tubaeform, and the lower use of Taper Pipe 1 is tubaeform, is conveying
During, outlet is gradually reduced, and using the physical effect of current, the pressure at the place that increases export promotes drainage effect, accelerates row
After going out, the upper use of Taper Pipe 3 is caused tubaeform, expands current to reduction current are to the impact force of upper Taper Pipe 3.
Preferably, guiding rib 13 is surrounded by transition arc 131, reduces impact of the current to guiding rib 13.
Preferably, barretter 2 is equipped with card slot 21, and card slot 21 is correspondingly arranged with guiding rib 13 and the two is interference fitted, if
The cooperation of card slot 21 and guiding rib 13 is put, can play the role of being oriented to installation in an assembling process, promote packaging efficiency, and adopt
It with interference fit, firmly installs, larger water flow impact pressure can be born.
Preferably, the structure of upper Taper Pipe 3 is identical with the structure of lower Taper Pipe 1, and the diameter of upper 3 lower face of Taper Pipe is more than upper Taper Pipe
The diameter of 3 upper ends, structure is identical, simplifies design, and is conducive to blanking, reduces manufacturing cost.
Preferably, the middle part of barretter 2 is equipped with via 24, and sign current are in the stability of internal circulation.
Preferably, the inside of lower Taper Pipe 1, upper Taper Pipe 3 and barretter 2 is equipped with corrosion-resistant coating, prolongs the service life, and is promoted resistance to
Corrosivity ensures the strength and stability of structure.
Preferably, the area of section at 13 middle part of guiding rib is less than the area of section at both ends, and both ends can bear greatly larger rush
Power, first effective shunting to water flow inside are hit, middle part is more small in ends, can play the role of buffering, and exit sets larger again
Sectional area, be equal to reduce water flow section product, promoted water flow pressure.
In actual application process, current enter upper Taper Pipe 3 from lower Taper Pipe 1 by barretter 2, are then discharged out,
During flowing through, guiding rib 13 can play the role of guiding, while flow distribution plate 22 in barretter 2 and tap hole 23 can play
The effect for leading further to and shunting, and lower Taper Pipe 1 can play the role of supercharging, promote drainage effect, on Taper Pipe 1 at present
Multiple ring stiffeners 11 and vertical reinforcing rib 12 are set, improve the intensity of lower Taper Pipe 1, stability is good.
One embodiment of the present of invention is described in detail above, but the content is only the preferable implementation of the present invention
Example, it is impossible to be construed as limiting the practical range of the present invention.All all the changes and improvements made according to the present patent application scope
Deng, should all still belong to the present invention patent covering scope within.
Claims (8)
1. constant pressure type power station tail pipe, it is characterised in that：Including lower Taper Pipe and upper Taper Pipe, set between the upper Taper Pipe and lower Taper Pipe
There is the barretter with the two interference fit, the barretter is equipped with flow distribution plate for circular ring shape and middle part, and the flow distribution plate is triangle
Sector, the flow distribution plate are equipped with multiple tap holes, and diameter of the tap hole for taper and close to described lower Taper Pipe one end is small
In the diameter close to described upper Taper Pipe one end, the outside of the lower Taper Pipe is equipped with multiple ring stiffeners being arranged in parallel, described
The outside of lower Taper Pipe is additionally provided with multiple vertical reinforcing ribs perpendicular to the ring stiffener, and being internally provided with for the lower Taper Pipe is more
A longitudinal and inwardly projecting guiding rib.
2. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：The lower Taper Pipe is described to be tubaeform
Upper Taper Pipe is inverted tubaeform.
3. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：The guiding rib is surrounded by transition
Circular arc.
4. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：The barretter is equipped with card slot, institute
It states card slot and the guiding rib is correspondingly arranged and the two is interference fitted.
5. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：The structure of the upper Taper Pipe with it is described under
The structure of Taper Pipe is identical, and the diameter of the upper Taper Pipe lower face is more than the diameter of the upper Taper Pipe upper end.
6. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：The middle part of the barretter was equipped with
Hole.
7. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：The lower Taper Pipe, upper Taper Pipe and current stabilization
The inside of pipe is equipped with corrosion-resistant coating.
8. constant pressure type power station according to claim 1 tail pipe, it is characterised in that：Area of section in the middle part of the guiding rib
Less than the area of section at both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711399265.3A CN108050004A (en) | 2017-12-21 | 2017-12-21 | Constant pressure type power station tail pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711399265.3A CN108050004A (en) | 2017-12-21 | 2017-12-21 | Constant pressure type power station tail pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108050004A true CN108050004A (en) | 2018-05-18 |
Family
ID=62130689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711399265.3A Pending CN108050004A (en) | 2017-12-21 | 2017-12-21 | Constant pressure type power station tail pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108050004A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704885A (en) * | 2018-06-12 | 2018-10-26 | 伊婕 | A kind of ceramic product cleaning drying device and method |
| CN109653932A (en) * | 2018-11-20 | 2019-04-19 | 陈鑫 | A kind of stable anti-drift sundries floating pipe type hydroelectric power generating apparatus |
| CN110285005A (en) * | 2019-05-15 | 2019-09-27 | 江苏大学 | A kind of turbine draft tube with round and oval grid |
| KR102090182B1 (en) * | 2019-10-25 | 2020-03-17 | 소진대 | Multiple-type water flow driven type hydropower plant |
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| CN203131292U (en) * | 2013-03-21 | 2013-08-14 | 四川辉利达塑胶科技有限公司 | Reinforced elbow |
| CN204532665U (en) * | 2015-03-20 | 2015-08-05 | 广东梅雁吉祥水电股份有限公司 | The combined type draft tube structure of water turbine |
| CN205064167U (en) * | 2015-09-23 | 2016-03-02 | 东方电气集团东方电机有限公司 | Trend can hydraulic turbine casing and hydraulic turbine thereof |
| CN105402073A (en) * | 2015-12-22 | 2016-03-16 | 天津大学前沿技术研究院有限公司 | Adjustable type current gathering cover for marine current power generation |
| US9322385B1 (en) * | 2013-02-07 | 2016-04-26 | Martin D. Hallett | Hydro vortex enabled turbine generator |
| CN205447090U (en) * | 2016-01-11 | 2016-08-10 | 上海上丰集团有限公司 | Whirl amortization pipe fitting |
| CN206338150U (en) * | 2016-12-13 | 2017-07-18 | 河海大学 | Turbine draft tube with T-shaped suppression whirlpool plate |
| CN207944435U (en) * | 2017-12-21 | 2018-10-09 | 天津市凯达重型水电设备制造有限公司 | High intensity draft tube of hydropower station |
-
2017
- 2017-12-21 CN CN201711399265.3A patent/CN108050004A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9322385B1 (en) * | 2013-02-07 | 2016-04-26 | Martin D. Hallett | Hydro vortex enabled turbine generator |
| CN203131292U (en) * | 2013-03-21 | 2013-08-14 | 四川辉利达塑胶科技有限公司 | Reinforced elbow |
| CN204532665U (en) * | 2015-03-20 | 2015-08-05 | 广东梅雁吉祥水电股份有限公司 | The combined type draft tube structure of water turbine |
| CN205064167U (en) * | 2015-09-23 | 2016-03-02 | 东方电气集团东方电机有限公司 | Trend can hydraulic turbine casing and hydraulic turbine thereof |
| CN105402073A (en) * | 2015-12-22 | 2016-03-16 | 天津大学前沿技术研究院有限公司 | Adjustable type current gathering cover for marine current power generation |
| CN205447090U (en) * | 2016-01-11 | 2016-08-10 | 上海上丰集团有限公司 | Whirl amortization pipe fitting |
| CN206338150U (en) * | 2016-12-13 | 2017-07-18 | 河海大学 | Turbine draft tube with T-shaped suppression whirlpool plate |
| CN207944435U (en) * | 2017-12-21 | 2018-10-09 | 天津市凯达重型水电设备制造有限公司 | High intensity draft tube of hydropower station |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704885A (en) * | 2018-06-12 | 2018-10-26 | 伊婕 | A kind of ceramic product cleaning drying device and method |
| CN109653932A (en) * | 2018-11-20 | 2019-04-19 | 陈鑫 | A kind of stable anti-drift sundries floating pipe type hydroelectric power generating apparatus |
| CN109653932B (en) * | 2018-11-20 | 2020-10-30 | 苏州市信睦知识产权服务有限公司 | Stable prevent floating stream debris and float tubular hydroelectric generation device |
| CN110285005A (en) * | 2019-05-15 | 2019-09-27 | 江苏大学 | A kind of turbine draft tube with round and oval grid |
| KR102090182B1 (en) * | 2019-10-25 | 2020-03-17 | 소진대 | Multiple-type water flow driven type hydropower plant |
| WO2021080179A1 (en) * | 2019-10-25 | 2021-04-29 | 주식회사 리오에너지 | Flow-guided hydraulic power plant |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20240209 |
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| AD01 | Patent right deemed abandoned |