CN107217652A - A kind of power station drainage system - Google Patents
A kind of power station drainage system Download PDFInfo
- Publication number
- CN107217652A CN107217652A CN201710281366.4A CN201710281366A CN107217652A CN 107217652 A CN107217652 A CN 107217652A CN 201710281366 A CN201710281366 A CN 201710281366A CN 107217652 A CN107217652 A CN 107217652A
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- Prior art keywords
- gate
- sluice
- ecological
- arch
- drainage system
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B9/00—Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Barrages (AREA)
Abstract
The invention discloses a kind of power station drainage system, drainage system includes sluice and ecological waterproof hole, sluice totally 8 hole, one of sluice emergency gate sluice arch gate with together with is set gradually along water (flow) direction, fan by totally 8 holes 2 for sluice emergency gate, and fan by totally 8 holes 8 for sluice arch gate；Ecological dewatering orifice totally 2 hole, one of ecological dewatering orifice emergency gate ecological dewatering orifice arch gate with together with is set gradually along water (flow) direction, ecological dewatering orifice emergency gate totally 1 hole, share sluice emergency gate, fan by totally 2 holes 2 for ecological dewatering orifice arch gate, drainage system also includes one-way door type headstock gear, ten hydraulic headstock gears, one-way door type headstock gear is used to control emergency gate to work, and ten hydraulic headstock gears control 8 fan sluice arch gates and 2 to fan the arch gate work of ecological dewatering orifice respectively；Simple in construction, easy for installation, operating efficiency of the invention is high, anti-foundation settlement and non-deformability are strong.
Description
Technical field
The present invention relates to hydroelectric power station machinery field, more particularly to a kind of power station drainage system.
Background technology
Many cloth Hydropower Projects are located at Tibet Autonomous Region's Nyingchi County within the border, are《The comprehensive regulation of Buddhist nun's Yanghe Watershed is advised with protection
Draw report》The important step hydropower station of middle recommendation, is also the key project of Tibet Autonomous Region " 12 " ENERGY PLANNING.Engineering dam site
Positioned at Nyingchi County Aug. 1st town Duo Bu villages, downstream is far from administrative office of Nyingchi Prefecture location --- and Aug. 1st town 28km, Sichuan-Tibet highway is from left bank
Pass through, external traffic convenience.
Engineering main task is generates electricity, while taking into account irrigation.Engineering hinge is main to be let out by the compound dam of riverbed sand gravel, left bank
The building compositions such as big vast lock, ecological dewatering orifice, generating system by piloting water, left secondary dam and fish pass.4 × 30MW of installed capacity of power station, year
Generated energy 5.06 hundred million kWh, annual utilization hours 4217h.
Many cloth Hydropower Plant Reservoir normal pool level 3076m, the following m of storage capacity 65,000,000 of normal pool level3, aggregate storage capacity 85,000,000
m3, it is daily regulation reservoir, regulation storage capacity 13,000,000 m3；Belong to third medium-sized engineering, key construction is 3 grades, and secondary structure is 4
Level, temporay building is 5 grades；Project Areas basic earthquake intensity is VII degree, and seismic fortification intensity is 8 degree.
The basic overburden cover in many cloth power stations reaches 350m, the characteristics of being layered with sandy gravel, the interaction of layer of sand horizontal homogeneous,
The characteristics of accordingly there is strong and weak alternating, soft and hard alternation in barrier performance and foundation bearing capacity, deformation characteristic；Therefore a kind of anti-base is needed
The strong water-power plant drainage system of plinth sedimentation, non-deformability.
The content of the invention
It is high, anti-basic heavy the technical problem to be solved in the present invention is to provide a kind of simple in construction, easy for installation, operating efficiency
Drop and the strong power station drainage system of non-deformability.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of power station drainage system, drainage system includes sluice and ecological waterproof hole, sluice totally 8 hole, along water
Stream direction sets gradually one of sluice emergency gate sluice arch gate with together with, sluice emergency gate totally 8 hole 2
Fan, fan by totally 8 holes 8 for sluice arch gate；Ecological dewatering orifice totally 2 hole, sets gradually one of ecology along water (flow) direction and discharges water
Hole emergency gate ecological dewatering orifice arch gate with together with, ecological dewatering orifice emergency gate totally 1 hole, shares sluice accident
Gate, fanned by totally 2 holes 2 for ecological dewatering orifice arch gate, and emergency gate is arranged at before arch gate, and emergency gate is set
Put in emergency gate gate slot, arch gate is arranged in arch gate gate slot；Drainage system also includes a list
To gantry gate hoists and ten hydraulic headstock gears, one-way door type headstock gear is used to control emergency gate to work, and ten hydraulic pressure are opened
Close machine controls 8 fan sluice arch gates and 2 to fan the arch gate work of ecological dewatering orifice respectively；Above-mentioned each gate lock
The parting in hole is arranged in the middle part of gate pier；2 holes ecology dewatering orifice overall width is identical with 1 hole sluice width.
In one embodiment of the invention, the branch hinge swung when sluice, the arch gate work of ecological dewatering orifice
Use sphere self-lubricating knuckle bearing.
In one embodiment of the invention, it is supported in the middle part of the oil cylinder of hydraulic headstock gear by pivoting support in frame,
Frame is arranged on dam body, and head is hung under oil cylinder and is hinged with the hanger on arch gate gate flap, is hinged at two using profit certainly
Sliding spherical bearing.
In one embodiment of the invention, oil cylinder is upper and lower respectively leaves stroke 150mm more than needed.
In one embodiment of the invention, drainage system also includes a machine, and door machine hangs provided with 250kN revolutions, returned
Turn to hang and be responsible for operation oil cylinder of hydraulic headstock gear maintenance handling；The orbit telescopic seam upstream and downstream of door machine are staggeredly arranged in transverse joints in dam body
The left and right sides, rail joint upstream and downstream position staggers, and rail joint is at joints of dam using 45 ° of diagonal joints, rail joint
Reserved expansion joint 2mm-3mm.
In one embodiment of the invention, sluice, the bottom of ecological dewatering orifice emergency gate gate slot are equipped with backbone
With anti-rail, emergency gate side Di Kan and bottom bank are integral type structure, and with master, anti-flange of rail portion rigid solder, lintel both sides and master
Trackside face rigid solder, main, anti-each merogenesis internode of rail is bolted and welded in raceway surface.
In one embodiment of the invention, sluice, ecological dewatering orifice emergency gate port size be 7m ×
7.73m, head 18m.
In one embodiment of the invention, sluice arch gate, port size be 7m × 5.2m, head 18m,
Cambered surface radius 9m.
In one embodiment of the invention, ecological dewatering orifice arch gate, port size is 2.5m × 5.2m, water
Head 18m, cambered surface radius 9m.
In one embodiment of the invention, sluice, be equipped with siding track in ecological dewatering orifice arch gate gate slot,
Arch gate side Di Kan and bottom bank are integral type structure, and are welded with siding track bottom rigid, lintel both sides and siding track side
Rigid solder.
By above-mentioned technical proposal, the beneficial effects of the invention are as follows：
1st, lock hole parting is arranged in the middle part of gate pier so that each lock hole is complete cast unit, it is to avoid foundation settlement
Or deformation is impacted to gate, opening and closing device.
2nd, the ecological dewatering orifice overall width in 2 holes is identical with 1 hole sluice width, is divided into two using 1 middle pier, simplifies gold
Belong to structural device arrangement, dam facing arrangement is also more succinct.
3rd, the branch hinge swung when sluice, the arch gate work of ecological dewatering orifice uses sphere self-lubricating joint shaft
Hold, can adapt to a certain amount of deformation.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is front view of the present invention；
Fig. 2 is operating diagram of the present invention；
Numeral and the corresponding component title represented by letter in figure：
10th, sluice emergency gate (ecological dewatering orifice emergency gate) 11, emergency gate gate slot 20, sluice arc work
Make gate 30, ecological dewatering orifice arch gate 40, arch gate gate slot 50, one-way door type headstock gear 60, liquid
Head is hung under pressure headstock gear 70, lock hole parting 80, gate pier 90, branch hinge 100, pivoting support 110, frame 120, oil cylinder
130th, door machine 131, revolution are hung.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to shown in Fig. 1 and Fig. 2, the invention discloses a kind of power station drainage system, drainage system includes sluice
With ecological waterproof hole, sluice totally 8 hole sets gradually one of sluice arc with together with of sluice emergency gate 10 along water (flow) direction
Shape main gate 20, fan by totally 8 holes 2 for sluice emergency gate, and fan by totally 8 holes 8 for sluice arch gate；Ecological dewatering orifice totally 2
Hole, one of ecological dewatering orifice emergency gate 10 ecological dewatering orifice arch gate 30 with together with is set gradually along water (flow) direction,
Ecological dewatering orifice emergency gate totally 1 hole, shares sluice emergency gate, fan by totally 2 holes 2 for ecological dewatering orifice arch gate, thing
Therefore gate locating is before arch gate, sluice, ecological dewatering orifice emergency gate are arranged in emergency gate gate slot 11,
Sluice, ecological dewatering orifice arch gate are arranged in arch gate gate slot 40；Sluice arch gate 20
For leading Flood off, regulation letdown flow can be opened with standard-sized sheet or office；Ecological dewatering orifice arch gate 30 can be with standard-sized sheet
Or office opens, ecological flow is let out dedicated under, ecological flow requirement is met；When sluice, ecological dewatering orifice arch gate
When needing to overhaul or occurring accident, door is fallen using one-way door type headstock gear operating accident gate, nonirrigated farmland condition is created, meets arc
The maintenance or emergency maintenance of main gate.
Sluice and ecological dewatering orifice arch gate headstock gear are by a machine arrangement, and drainage system also includes one
One-way door type headstock gear 50 and ten hydraulic headstock gears 60, one-way door type headstock gear 50 are used to control emergency gate to work, and ten
Platform hydraulic headstock gear 60 controls 8 fan sluice arch gates and the ecological dewatering orifice arch gate work of 2 fans respectively.
Above-mentioned each gate lock hole parting 70 is arranged at the middle part of gate pier 80 so that each lock hole is complete cast unit,
Foundation settlement or deformation is avoided to impact gate, opening and closing device；2 holes ecology dewatering orifice overall width and 1 hole sluice width
It is identical, it is divided into two using 1 middle pier, simplifies operation of metal structure equipments arrangement, dam facing arrangement is also more succinct.
The branch hinge 90 swung when sluice, the arch gate work of ecological dewatering orifice uses sphere self-lubricating joint shaft
Hold, can adapt to a certain amount of deformation.
It is supported in the middle part of the oil cylinder of hydraulic headstock gear 60 by pivoting support 100 in frame 110, frame 110 is arranged on dam
First 120 are hung on body, under oil cylinder to be hinged with the hanger on sluice, ecological dewatering orifice arch gate gate flap, are hinged at two
Using lubricate-free sphere sliding bearing, and oil cylinder is upper and lower respectively leaves stroke 150mm more than needed, and Zona transformans is made up using stroke more than needed
The error come so that oil cylinder, which has, well adapts to deformability.
Drainage system also includes a machine 130, and door machine 130 hangs 131 provided with 250kN revolutions, and revolution hangs 131 and is responsible for operation
The oil cylinder of hydraulic headstock gear 60 overhauls handling；The orbit telescopic seam upstream and downstream of door machine 130 are staggeredly arranged in the left and right two of transverse joints in dam body
Side, rail joint upstream and downstream position is staggered, and rail joint uses 45 ° of diagonal joints at joints of dam, effective by these measures
Reduce the influence that possible settlement deformation is brought；Rail joint reserves expansion joint 2mm-3mm, and dam body is cut down not with this
The left influence that uniform settlement is brought.
Sluice, the bottom of ecological dewatering orifice emergency gate gate slot are equipped with backbone and anti-rail, emergency gate side bottom bank and
Bottom bank is integral type structure, and with master, anti-flange of rail portion rigid solder, lintel both sides and backbone side rigid solder, main, anti-rail is each
Merogenesis internode is bolted and welded in raceway surface, and sluice, ecological dewatering orifice are improved by these measures
The integral rigidity and non-deformability of each embedded part of emergency gate gate slot.
Sluice, ecological dewatering orifice emergency gate port size are 7m × 7.73m, head 18m, using plane-welding steel
Gate, the modeling slideway supporting of base steel copper；Emergency gate is dynamic close it is quiet open, move water using water column and close after door, door top filling valve water-filling concora crush
Hydrostatic opens door, and opening allows a differential water pressures≤3m, from sluice 1600kN/250kN one-way door type headstock gear main hooks witing hydraulic pressure oneself
Dynamic grasping beam is opened and closed.
Sluice arch gate, port size is 7m × 5.2m, and head 18m, main gate is double main beam allotments
Arm configuration, turning hinge formula sealing, cambered surface radius 9m, gate is single suspension centre, is opened and closed by 1250kN/320kN-7.5m hydraulic headstock gears.
Ecological dewatering orifice arch gate, port size is 2.5m × 5.2m, and head 18m, main gate is double main horizontal strokes
Beam allotment arm configuration, turning hinge formula sealing, cambered surface radius 9m is opened and closed by 800kN/400kN-7.6m hydraulic headstock gears.
Siding track, arch gate side Di Kan and bottom are equipped with sluice, ecological dewatering orifice arch gate gate slot
Bank is integral type structure, and is welded with siding track bottom rigid, and lintel both sides and siding track side rigid solder are carried by these measures
High sluice, the integral rigidity of each embedded part of ecological dewatering orifice arch gate gate slot and non-deformability.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of power station drainage system, drainage system includes sluice and ecological waterproof hole, it is characterised in that sluice is common
8 holes, one of sluice emergency gate sluice arch gate with together with, sluice emergency lock are set gradually along water (flow) direction
Fan by totally 8 holes 2 for door, and fan by totally 8 holes 8 for sluice arch gate；Ecological dewatering orifice totally 2 hole, sets gradually together along water (flow) direction
Ecological dewatering orifice emergency gate ecological dewatering orifice arch gate with together with, ecological dewatering orifice emergency gate totally 1 hole, shares and lets out
Big vast lock emergency gate, fanned by totally 2 holes 2 for ecological dewatering orifice arch gate, and emergency gate is arranged at before arch gate, thing
Therefore gate locating, in emergency gate gate slot, arch gate is arranged in arch gate gate slot；Drainage system is also wrapped
An one-way door type headstock gear and ten hydraulic headstock gears are included, one-way door type headstock gear is used to control emergency gate to work, ten
Platform hydraulic headstock gear controls 8 fan sluice arch gates and 2 to fan the arch gate work of ecological dewatering orifice respectively；It is above-mentioned
The parting in each gate lock hole is arranged in the middle part of gate pier；2 holes ecology dewatering orifice overall width is identical with 1 hole sluice width.
2. a kind of power station drainage system according to claim 1, it is characterised in that sluice, ecology discharge water radial
The branch hinge that shape main gate is swung when working uses sphere self-lubricating knuckle bearing.
3. a kind of power station drainage system according to claim 1, it is characterised in that in the middle part of the oil cylinder of hydraulic headstock gear
It is supported on by pivoting support in frame, frame is arranged on dam body, head and hanging on arch gate gate flap is hung under oil cylinder
Ear is hinged, and is hinged at two and is used lubricate-free sphere sliding bearing.
4. a kind of power station drainage system according to claim 3, it is characterised in that oil cylinder is upper and lower respectively leave it is more than needed
Stroke 150mm.
5. a kind of power station drainage system according to claim 1, it is characterised in that drainage system also includes one
Machine, door machine is hung provided with 250kN revolutions, and revolution, which is hung, is responsible for operation oil cylinder of hydraulic headstock gear maintenance handling；The rail telescopic of door machine
Seam upstream and downstream are staggeredly arranged in the left and right sides of transverse joints in dam body, and rail joint upstream and downstream position is staggered, and rail joint is in dam body
45o diagonal joints are used at parting, rail joint reserves expansion joint 2mm-3mm.
6. a kind of power station drainage system according to claim 1, it is characterised in that sluice, ecological dewatering orifice thing
Therefore the bottom of gate recess is equipped with backbone and anti-rail, emergency gate side Di Kan and bottom bank are integral type structure, and with master, anti-rail
Bottom rigid is welded, and lintel both sides and backbone side rigid solder, main, anti-each merogenesis internode of rail are bolted and in track
Welded on surface.
7. a kind of power station drainage system according to claim 1, it is characterised in that sluice, ecological dewatering orifice thing
Therefore gate port size is 7m × 7.73m, head 18m.
8. a kind of power station drainage system according to claim 1, it is characterised in that sluice arch gate,
Port size is 7m × 5.2m, head 18m, cambered surface radius 9m.
9. a kind of power station drainage system according to claim 1, it is characterised in that ecological dewatering orifice arc work lock
Door, port size is 2.5m × 5.2m, head 18m, cambered surface radius 9m.
10. a kind of power station drainage system according to claim 1, it is characterised in that sluice, ecology discharge water radial
Be equipped with siding track in shape main gate gate slot, arch gate side Di Kan and bottom bank are integral type structure, and with siding track bottom
Rigid solder, lintel both sides and siding track side rigid solder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710281366.4A CN107217652A (en) | 2017-04-26 | 2017-04-26 | A kind of power station drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710281366.4A CN107217652A (en) | 2017-04-26 | 2017-04-26 | A kind of power station drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107217652A true CN107217652A (en) | 2017-09-29 |
Family
ID=59943840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710281366.4A Pending CN107217652A (en) | 2017-04-26 | 2017-04-26 | A kind of power station drainage system |
Country Status (1)
| Country | Link |
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| CN (1) | CN107217652A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113463583A (en) * | 2021-06-24 | 2021-10-01 | 中国长江电力股份有限公司 | Method for rapidly disassembling large oil cylinder of gate in water inlet accident of high-water-head power station on site |
| CN114753323A (en) * | 2022-05-05 | 2022-07-15 | 中国长江三峡集团有限公司 | Flood discharge gate and flood discharge system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA401460A (en) * | 1941-12-16 | Paul Growdon James | Hydraulic gate | |
| EP2832930A1 (en) * | 2013-08-02 | 2015-02-04 | Fortum OYJ | Redundant system for operating spillway gates |
| CN104929083A (en) * | 2015-06-23 | 2015-09-23 | 中国水利水电第五工程局有限公司 | Hoisting method used for hydraulic-opening-closing down-hole-type double-hoisting-point arc-shaped gate |
| CN105421313A (en) * | 2015-12-28 | 2016-03-23 | 中国电建集团贵阳勘测设计研究院有限公司 | Method and device for water filling and pressure balance of extra-high-head gate |
| CN106480859A (en) * | 2016-09-27 | 2017-03-08 | 四川大学 | Parting formula gate pier and parting formula bridge pier |
-
2017
- 2017-04-26 CN CN201710281366.4A patent/CN107217652A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA401460A (en) * | 1941-12-16 | Paul Growdon James | Hydraulic gate | |
| EP2832930A1 (en) * | 2013-08-02 | 2015-02-04 | Fortum OYJ | Redundant system for operating spillway gates |
| CN104929083A (en) * | 2015-06-23 | 2015-09-23 | 中国水利水电第五工程局有限公司 | Hoisting method used for hydraulic-opening-closing down-hole-type double-hoisting-point arc-shaped gate |
| CN105421313A (en) * | 2015-12-28 | 2016-03-23 | 中国电建集团贵阳勘测设计研究院有限公司 | Method and device for water filling and pressure balance of extra-high-head gate |
| CN106480859A (en) * | 2016-09-27 | 2017-03-08 | 四川大学 | Parting formula gate pier and parting formula bridge pier |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113463583A (en) * | 2021-06-24 | 2021-10-01 | 中国长江电力股份有限公司 | Method for rapidly disassembling large oil cylinder of gate in water inlet accident of high-water-head power station on site |
| CN114753323A (en) * | 2022-05-05 | 2022-07-15 | 中国长江三峡集团有限公司 | Flood discharge gate and flood discharge system |
| CN114753323B (en) * | 2022-05-05 | 2023-05-16 | 中国长江三峡集团有限公司 | Flood discharge gate and flood discharge system |
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Inventor after: Tan Daji Inventor after: Guo Fuquan Inventor after: Qi Linpan Inventor after: Sun Danxia Inventor after: Liu Shaojuan Inventor after: Li Junqiang Inventor before: Tan Daji Inventor before: Guo Fuquan Inventor before: Qi Linpan Inventor before: Kong Danxia Inventor before: Liu Shaojuan Inventor before: Li Junqiang |