CN101761056B - Differential soleplate river sluice - Google Patents
Differential soleplate river sluice Download PDFInfo
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- CN101761056B CN101761056B CN2010101034420A CN201010103442A CN101761056B CN 101761056 B CN101761056 B CN 101761056B CN 2010101034420 A CN2010101034420 A CN 2010101034420A CN 201010103442 A CN201010103442 A CN 201010103442A CN 101761056 B CN101761056 B CN 101761056B
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- sluice
- gate
- lock chamber
- soleplate
- river
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Abstract
The invention relates to a differential soleplate river sluice. The sluice chamber section of the river sluice comprises two sluice chambers with sluice soleplates in different elevations, i.e. a first sluice chamber with a low sluice soleplate and a second sluice chamber with a high sluice soleplate or weir crest; the elevation of the sluice soleplate of the first sluice chamber is equal to or is slightly higher than that of the upstream river bed; and the elevation of the soleplate or the weir crest of the sluice soleplate of the second sluice chamber is obviously higher than that of the upstream river bed and also higher than that of the sluice soleplate of the first sluice chamber. The river sluice of the invention adopts the differential soleplate arrangement mode so that the river sluice not only can keep greater storage capacity to drain silt, but also can avoid the contradiction between high water-retaining height of a sluice door and high engineering manufacture cost. The invention has simple principle and practical value on repairing and establishing the river sluice on a river with much silt when a lot of silt comes to the river bed.
Description
Technical field:
The invention belongs to water conservancy industry, relate on a kind of river that in coming water, has than high concentration of sediment and build regulating dam, particularly a kind of differential soleplate river sluice.
Background technology:
Regulating dam is a kind of important building in the hydraulic engineering, and its arrangement form is relevant with the channel deposits forms of motion with many hydraulic parameters with the structure build.The regulating dam structure build of excellent in design not only can reach purposes such as retaining, generating, irrigation, urban water supply, and can drain the preceding shoal materials of lock, keeps bigger effective storage, prevents that the underwater bed overcoat from being washed away, and it is stable to keep the river course.Can satisfy regulating dam engineering construction purpose, its structure build design be crucial.
In the past regulating dam design build roughly is divided into two kinds, and is a kind of in order to increase conservation storage, and reduces construction costs, and general the employing raised the gate floor elevation and formed practical weir, establishes backwater gate on the weir, and gate dash height is lower, and cost is also low.But this structure build is when reducing construction costs, make the upstream come sand to deposit in a large number before lock in the reservoir, final silt can become silted up to the weir crest elevation, the effective storage of reservoir is reduced greatly, the same period, downstream river course can not get the silt supply, causes the river course excessively to wash away, dyke and downstream flood control safety are constituted greatly threat, and the preventive works amount increases; Another kind of gate floor all adopts identical with bed elevation or slightly high arrangement form in order to arrange sand and flood discharge, though this build has satisfied the husky requirement of flood discharge row, gate dash height is higher, makes construction investment strengthen.
Summary of the invention:
The objective of the invention is to overcome the deficiency in the existing regulating dam design, it is simple to design a kind of principle, both can effectively drain the silt in the reservoir area, upstream, keep bigger effective storage, also can keep the underwater bed overcoat to exempt from destruction, it is stable to keep downstream river course, simultaneously, taken into account the purpose that reduces construction investment, practical, the river course come to have in the water build regulating dam on the river than high concentration of sediment and have higher utility.
The invention provides a kind of differential soleplate river sluice, comprise upstream linkage section, lock chamber section and downstream linkage section, described lock chamber section comprises gate pier, gate floor and gate, it is characterized in that, described lock chamber section comprises two kinds of lock chambers that the gate floor elevation is different, i.e. the second high lock chamber of first lock chamber that gate floor is low and gate floor or weir crest; The elevation of the gate floor of described first lock chamber equals or a little more than the elevation in riverbed, upper river; The base plate of the gate floor of described second lock chamber or weir crest elevation be apparently higher than the elevation in riverbed, upper river, and be higher than the elevation of the gate floor of first lock chamber; The alternate layout of described first lock chamber with second lock chamber.
Preferably, the backwater gate on first lock chamber is first backwater gate, and the backwater gate on second lock chamber is second backwater gate, and first backwater gate is identical with the top elevation of second backwater gate.
Preferably, the base plate of described first lock chamber is a broad crested weir.
Preferably, the gate floor of described second lock chamber adopts practical weir or hump weir.
Preferably, the quantity of described first lock chamber and second lock chamber equates.
Preferably, the dash height of described first backwater gate and second backwater gate differs about one times.
Beneficial effect of the present invention is: the arrangement form of differential soleplate, make regulating dam both can play and keep big storage capacity, drain silt, can avoid gate dash height big again, the contradiction that construction costs is high, principle is simple, the river course is come to have in the water build regulating dam on the river than high concentration of sediment and have practical value.
Description of drawings:
The plan view of Fig. 1, regulating dam of the present invention
The upstream elevation of Fig. 2, regulating dam of the present invention
The A-A sectional drawing of Fig. 3, regulating dam of the present invention
The B-B sectional drawing of Fig. 4, regulating dam of the present invention
Among the figure, 1 for upper river, 2 differential soleplate river sluices, 3 for the first low lock chamber of gate floor, 4 for second lock chamber of pocket floor plate hight, 5 be the gate floor, 6 of first lock chamber be second lock chamber gate floor, 7 for riverbed, upper river, 8 be that first backwater gate, 9 is that second backwater gate, 10 ailerons that are connected with the riverbank, upstream for regulating dam, 11 are that downstream absorption basin, 12 is a gate pier.
The specific embodiment:
Below in conjunction with drawings and Examples, the present invention is elaborated.
As shown in Figure 1, the integral arrangement of differential soleplate river sluice 2 of the present invention and traditional regulating dam are similar, comprise upstream linkage section, lock chamber section and downstream linkage section.Wherein, the upstream linkage section comprises the aileron 10 that regulating dam is connected with the riverbank, upstream, and the downstream linkage section comprises downstream absorption basin 11, and the lock chamber section comprises gate pier 12, gate floor and gate.The lock chamber section of regulating dam of the present invention comprises base plate or two kinds of different lock chambers of weir crest elevation, i.e. second lock chamber 4 of first lock chamber 3 that gate floor is low and pocket floor plate hight.The base plate of described first lock chamber 3 is generally broad crested weir, and the elevation of its gate floor 5 equals or a little more than the elevation in riverbed, upper river 7.The gate floor 6 of second lock chamber 4 of described pocket floor plate hight is apparently higher than the elevation in riverbed, upper river 7, and is higher than the elevation of gate floor 5, that is to say that gate floor 5 and 6 is differential types.The gate floor 6 of second lock chamber 4 also can adopt broad crested weir, but in order to reduce cost, preferably adopts practical weir or hump weir, and at this moment, the floor elevation of gate floor 6 is exactly the weir crest elevation.Backwater gate on first lock chamber 3 is first backwater gate 8, backwater gate on second lock chamber 4 is second backwater gate 9, first backwater gate 8 is identical with the top elevation of second backwater gate 9, like this, the dash height of first backwater gate 8 just is lower than the dash height of second backwater gate 9, and both dash height can differ about one times.First lock chamber 3 and second lock chamber, 4 preferred arrangements are alternate layouts, and as depicted in figs. 1 and 2, certainly, first lock chamber 3 and second lock chamber 4 also can have other arrangement, as several first lock chamber, 3 adjacent layouts, arrange several second lock chambers 4 then; Also can be according to the silt of upper river alluvial situation, one side the silt alluvial more serious arrange first lock chamber 3, be beneficial to sand surfing, and arrange second lock chamber 4 at another side.First lock chamber 3 can equate with the quantity of second lock chamber 4, also can be unequal.
According to conditions such as the hydrology of lock site, landform, geology, utilization requirement, construction levels, calculate total overcurrent width, single hole lock chamber width and quantity, in conjunction with designing requirement of the present invention, adopt the gate floor of different elevations, form of structure, and alternate layout, and according to safety requirements, calculate lock chamber stability, determine the gate pier size, the erosion control energy dissipating design of lock downstream, upstream and downstream connect the aileron design.For guaranteeing the reasonable safety of engineering design, can carry out model testing simultaneously and test.
Flood season, starting gate can be drained lock forward part shoal materials to the downstream, keep bigger storage capacity during flood, and, drain the effect that can play the downstream river course overcoat to the silt in downstream, it is stable to keep the river course.
Differential soleplate river sluice 2 of the present invention, owing to adopted differential type gate floor 5 and 6, can avoid all adopting high backwater gate on the one hand, cause the high contradiction of construction costs, utilize the first low lock chamber 3 of gate floor elevation on the other hand, both can effectively drain the silt in the reservoir area, upstream, keep bigger effective storage, also can keep the underwater bed overcoat to exempt from destruction, it is stable to keep downstream river course, simultaneously, has taken into account the purpose that reduces construction investment, practical, the river course come to have in the water build regulating dam on the river than high concentration of sediment and have higher utility.
Claims (6)
1. differential soleplate river sluice, comprise upstream linkage section, lock chamber section and downstream linkage section, described lock chamber section comprises gate pier (12), gate floor and gate, it is characterized in that, described lock chamber section comprises two kinds of lock chambers that the gate floor elevation is different, second lock chamber (4) that first lock chamber (3) that promptly gate floor is low and gate floor or weir crest are high; The elevation of the gate floor (5) of described first lock chamber (3) equals or a little more than the elevation of riverbed, upper river (7); The base plate of the gate floor (6) of described second lock chamber (4) or weir crest elevation be apparently higher than the elevation of riverbed, upper river (7), and be higher than elevation, described first lock chamber (3) and the alternate layout of second lock chamber (4) of the gate floor (5) of first lock chamber (3).
2. differential soleplate river sluice as claimed in claim 1, it is characterized in that: the backwater gate on first lock chamber (3) is first backwater gate (8), backwater gate on second lock chamber (4) is second backwater gate (9), and first backwater gate (8) is identical with the top elevation of second backwater gate (9).
3. differential soleplate river sluice as claimed in claim 1 or 2 is characterized in that: the gate floor (5) of described first lock chamber (3) is a broad crested weir.
4. differential soleplate river sluice as claimed in claim 1 or 2 is characterized in that: the gate floor (6) of described second lock chamber (4) adopts practical weir or hump weir.
5. differential soleplate river sluice as claimed in claim 4 is characterized in that: the quantity of described first lock chamber (3) and second lock chamber (4) equates.
6. differential soleplate river sluice as claimed in claim 2 is characterized in that: described first backwater gate (8) differs about one times with the dash height of second backwater gate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101034420A CN101761056B (en) | 2010-02-01 | 2010-02-01 | Differential soleplate river sluice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101034420A CN101761056B (en) | 2010-02-01 | 2010-02-01 | Differential soleplate river sluice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101761056A CN101761056A (en) | 2010-06-30 |
| CN101761056B true CN101761056B (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101034420A Expired - Fee Related CN101761056B (en) | 2010-02-01 | 2010-02-01 | Differential soleplate river sluice |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113360978B (en) * | 2021-06-03 | 2023-03-10 | 广东省水利水电科学研究院 | Weir flow calculation method, system and storage medium for practical weir of low-water-head river-blocking sluice |
| CN116523265B (en) * | 2023-06-13 | 2023-10-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Shipping hub waterlogging scheduling method and system considering river channel scour prevention |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5092708A (en) * | 1990-03-27 | 1992-03-03 | Noell Gmbh | Barrier, in particular for damming a tidal waterway during storm tides |
| CN201169765Y (en) * | 2008-02-20 | 2008-12-24 | 新疆水利水电工程技术咨询服务公司 | Automatically-washing silt weir culvert |
| CN100543236C (en) * | 2006-12-11 | 2009-09-23 | 天津大学 | Anti-sedimentation gate |
-
2010
- 2010-02-01 CN CN2010101034420A patent/CN101761056B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5092708A (en) * | 1990-03-27 | 1992-03-03 | Noell Gmbh | Barrier, in particular for damming a tidal waterway during storm tides |
| CN100543236C (en) * | 2006-12-11 | 2009-09-23 | 天津大学 | Anti-sedimentation gate |
| CN201169765Y (en) * | 2008-02-20 | 2008-12-24 | 新疆水利水电工程技术咨询服务公司 | Automatically-washing silt weir culvert |
Non-Patent Citations (1)
| Title |
|---|
| 罗福安，徐永年，赵中郁.宽浅河流高引水率枢纽的防沙布置和运用.《泥沙研究》.1990,(第2期),85-90. * |
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| CN101761056A (en) | 2010-06-30 |
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Granted publication date: 20110216 Termination date: 20120201 |