CN201614573U - Differential bottom board river sluice - Google Patents
Differential bottom board river sluice Download PDFInfo
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- CN201614573U CN201614573U CN2010201050630U CN201020105063U CN201614573U CN 201614573 U CN201614573 U CN 201614573U CN 2010201050630 U CN2010201050630 U CN 2010201050630U CN 201020105063 U CN201020105063 U CN 201020105063U CN 201614573 U CN201614573 U CN 201614573U
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- sluice
- gate
- lock chamber
- river
- differential
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Abstract
The utility model relates to a differential bottom board river sluice, the sluice chamber section of which comprises two types of sluice chambers with different heights of sluice boards, namely the first sluice chamber with a low sluice board and the second sluice chamber with a high sluice board or a crest; the height of the sluice board of the first sluice chamber is equal to or slightly higher than that of an upperriver riverbed; and the height of the bottom board of the sluice board of the second sluice chamber or the crest is obviously higher than that of the upperriver riverbed, and also higher than that of the sluice board of the first sluice chamber. For the differential bottom board river sluice, the bottom boards are distributed differentially, so that the river sluice not only can maintain larger storage capacity, and discharge silt, but also can avoid the conflict that a sluice gate has large water-retaining height, so as to cause high construction cost, and has simple principle, thus having practical value for constructing river sluices on river with more silt.
Description
Technical field:
The utility model belongs to water conservancy industry, relates on a kind of river that has in coming water than high concentration of sediment building 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 purpose of this utility model 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 utility model provides a kind of differential soleplate river sluice, its 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.
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 alternate layout of described first lock chamber with second lock chamber.
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.
The beneficial effects of the utility model are: 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 utility model
The upstream elevation of Fig. 2, regulating dam of the present utility model
The A-A sectional drawing of Fig. 3, regulating dam of the present utility model
The B-B sectional drawing of Fig. 4, regulating dam of the present utility model
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 utility model is elaborated.
As shown in Figure 1, the integral arrangement of differential soleplate river sluice 2 of the present utility model 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 utility model 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 utility model, 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 utility model, 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 (7)
1. differential soleplate river sluice, its 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 the elevation 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: described first lock chamber (3) and the alternate layout of second lock chamber (4).
6. 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.
7. 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 |
|---|---|---|---|
| CN2010201050630U CN201614573U (en) | 2010-02-01 | 2010-02-01 | Differential bottom board river sluice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201050630U CN201614573U (en) | 2010-02-01 | 2010-02-01 | Differential bottom board river sluice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201614573U true CN201614573U (en) | 2010-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201050630U Expired - Fee Related CN201614573U (en) | 2010-02-01 | 2010-02-01 | Differential bottom board river sluice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201614573U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740379A (en) * | 2017-09-12 | 2018-02-27 | 南昌大学 | A kind of ecological hydro-junction facility for adapting to rivers and lakes connection |
| CN111733772A (en) * | 2020-07-13 | 2020-10-02 | 吴鸿坤 | River sluice for hydraulic engineering |
-
2010
- 2010-02-01 CN CN2010201050630U patent/CN201614573U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740379A (en) * | 2017-09-12 | 2018-02-27 | 南昌大学 | A kind of ecological hydro-junction facility for adapting to rivers and lakes connection |
| CN111733772A (en) * | 2020-07-13 | 2020-10-02 | 吴鸿坤 | River sluice for hydraulic engineering |
| CN111733772B (en) * | 2020-07-13 | 2021-06-25 | 吴鸿坤 | River sluice for hydraulic engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101027 Termination date: 20110201 |