CN211849300U - Flood discharge building structure - Google Patents
Flood discharge building structure Download PDFInfo
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- CN211849300U CN211849300U CN202020103204.9U CN202020103204U CN211849300U CN 211849300 U CN211849300 U CN 211849300U CN 202020103204 U CN202020103204 U CN 202020103204U CN 211849300 U CN211849300 U CN 211849300U
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Abstract
The utility model belongs to the technical field of hydraulic design among the hydraulic engineering, concretely relates to flood discharge building structure. The utility model discloses a spillway, the sluicing floodgate, the gate, the sluicing floodgate induction zone, sluicing floodgate lock chamber section, sluicing floodgate slope section, spillway induction zone, spillway control section, the organic setting of spillway slope section and sharing energy dissipation building, a structure that collection spillway and floodgate combine is provided, little flood adopts spillway to let out down, big flood sluicing floodgate opens the combination flood discharge, the sluicing bottom plate is less than the stagnant water level, have reservoir evacuation concurrently, the water conservancy diversion function in earlier stage even of sluicing, the structural style arranges simply, the excavation volume is little, and the cost is saved.
Description
Technical Field
The utility model belongs to the technical field of hydraulic and hydroelectric engineering, concretely relates to flood discharge building structure.
Background
The flood discharge building is an important hydraulic building which can discharge flood or waterlogging exceeding the regulation or bearing capacity of reservoirs, riverways, channels and waterlogging areas and discharge water stored in the reservoirs and the channels so as to be beneficial to safety protection or inspection and maintenance, and can ensure the safety of hydro hubs and hydraulic buildings and reduce and prevent flood disasters.
The drainage mode of the drainage building includes weir flow and hole flow. Flood discharge through overflow dams, spillways and spillways belongs to weir flows, and water flow through sluice gates, sluice culvert pipes, sluice holes and sluice gates which are partially opened belongs to hole flows.
The uncontrolled spillway is open type flood discharge; the inlets of the water discharge structures such as the water discharge gate, the water discharge tunnel, the water discharge hole of the dam body, the water discharge culvert pipe of the dam body and the like are submerged under water, a gate is required to be arranged, and the flood discharge is controlled by the gate at the water inlet. Therefore, in general engineering, flood is often released in a mode of combining open type flood discharge with controlled flood discharge, and the problems of complicated arrangement of flood discharge structural forms, large engineering amount, large engineering investment and the like are caused by the fact that the left and right banks of a building are respectively arranged for flood discharge, reservoir emptying, silt flushing and sand discharging, even early diversion and the like.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flood discharge building structure, aim at provide a spillway and structure and structural style that the floodgate combines arrange simply, the little flood discharge building of excavation volume.
In order to achieve the above object, the utility model adopts the following technical scheme:
a flood discharge building structure comprises a spillway, a sluice gate, a sluice gate inlet section, a sluice gate chamber section, a sluice gate slope section, a spillway inlet section, a spillway control section, a spillway slope section and a shared energy dissipation building; one end of the shared energy dissipation building is connected with the river channel, and the other end of the shared energy dissipation building is respectively connected with one end of the spillway, the sluice gate slope section and the spillway slope section; the spillway slope section, the spillway, the sluice gate and the sluice gate slope section are arranged in sequence from the water storage side; the other end of the sluice gate is connected with one end of a sluice chamber section of the sluice gate, the other end of the sluice chamber section of the sluice gate is connected with an inlet section of the sluice gate, the other ends of the spillway and the slope section of the spillway are respectively connected with one end of a spillway control section, and the other end of the spillway control section is connected with the inlet section of the spillway; the sluice gate inlet section and the spillway inlet section are respectively connected with a river bank, and the sluice gate chamber section and the spillway control section are integrated; and a gate is connected in the water discharge gate.
The slope section of the sluice gate and the slope section of the spillway are arranged in parallel.
The two ends of the spillway have a height difference, and one end close to the common energy dissipation building is lower than the other end.
And a contraction section is arranged at the connecting end of the spillway control section and the spillway slope section.
The cross section of the spillway is L-shaped, and the height of the horizontal section of the cross section is equal to the normal water storage position.
The water discharge gate is of a U-shaped structure, and is arranged in a U-shaped hollow cavity; the bottom plate of the sluice gate is lower than the dead water level.
The common energy dissipation building is a stilling basin.
Has the advantages that:
the utility model discloses a spillway, the sluicing floodgate, the gate, the sluicing floodgate induction zone, sluicing floodgate lock chamber section, sluicing floodgate slope section, spillway induction zone, spillway control section, spillway slope section and the organic setting of sharing energy dissipation building, collect spillway and sluicing floodgate in an organic whole, little flood adopts spillway to let out down, big flood sluicing floodgate opens the combination flood discharge, the sluicing bottom plate is less than the stagnant water level, have reservoir evacuation concurrently, the water conservancy diversion function in earlier stage even of sluicing, the structural style arranges simply, the excavation volume is little. By adopting the technical scheme, the problems of respective arrangement of buildings such as flood spills, flood discharge, reservoir emptying, silt flushing and sand discharging and even early diversion are solved, the engineering amount is reduced, and the engineering investment is reduced.
The above description is only an overview of the technical solution of the present invention, and in order to clearly understand the technical means of the present invention and to implement the technical solution according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the structure of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a cross-sectional view taken along line C-C;
FIG. 4 is a sectional view taken along line A-A;
FIG. 5 is a sectional view taken along line B-B.
In the figure: 1-spillway; 2-a sluice gate; 3, a gate; 4-inlet section of sluice gate; 5-a sluice gate chamber section; 6-a sluice gate slope section; 7-spillway entrance section; 8-spillway control section; 9-slope section of spillway; 10-shared energy dissipation building.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structures, proportions, sizes, and the like shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modifications of the structures, changes of the proportion relationships, or adjustments of the sizes, should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the functions and the achievable purposes of the present invention.
The first embodiment is as follows:
a flood discharge building structure according to fig. 1-5, comprising a spillway 1, a sluice gate 2, a gate 3, a sluice gate entry section 4, a sluice gate lock house section 5, a sluice gate ramp section 6, a spillway entry section 7, a spillway control section 8, a spillway ramp section 9 and a common energy dissipating building 10; one end of the common energy dissipation building 10 is connected with the river channel, and the other end of the common energy dissipation building 10 is respectively connected with one end of the spillway 1, the sluice gate 2, the sluice gate slope section 6 and the spillway slope section 9; the spillway slope section 9, the spillway 1, the sluice gate 2 and the sluice gate slope section 6 are arranged in sequence from the water storage side; the other end of the sluice gate 2 is connected with one end of a sluice gate chamber section 5, the other end of the sluice gate chamber section 5 is connected with a sluice gate inlet section 4, the other ends of the spillway 1 and the spillway slope section 9 are respectively connected with one end of a spillway control section 8, and the other end of the spillway control section 8 is connected with a spillway inlet section 7; the sluice gate inlet section 4 and the spillway inlet section 7 are respectively connected with a river bank, and the sluice chamber section 5 of the sluice gate is integrated with the spillway control section 8; the sluice gate 2 is internally connected with a gate 3.
In actual use, the utility model discloses a build according to following step and go on:
firstly, excavating and supporting a sluice gate inlet section 4, a spillway inlet section 7 and a lock chamber section 5 (a spillway control section 8), and after the excavating and supporting are finished, carrying out reinforced concrete lining construction.
And step two, after the step one is finished, the sluicing gate slope section 6 is excavated and supported preferentially, and after the excavation and the support are finished, reinforced concrete lining construction is carried out.
And step three, after the construction of the sluice gate inlet section 4, the sluice gate chamber section 5 and the sluice gate slope section 6 is completed and the design strength requirement is met, the sluice gate 2 is used for conducting construction diversion.
And step four, constructing the slope section 9 of the spillway and the energy dissipation building 10, and filling the dam body.
And step five, after the project main body project is built, closing the end gate of the sluice gate chamber and starting to store water by the lower gate.
Step six, in the engineering operation, small flood is discharged by adopting the spillway 1, and a large flood discharge gate is opened to discharge combined flood; if the engineering needs emptying or sand discharging, the sluice gate 2 can be opened for proceeding.
And simultaneously, the utility model discloses a building, spillway 1, sluice gate 2 control elevation can be adjusted according to concrete engineering, and spillway 1, sluice gate induction zone 4 elevation difference are eliminated with different slope ratios at sluice gate slope section and spillway slope section, but the prerequisite is that the calculation method through prior art carries out the flood discharge volume calculation to weir flow, hole flow, and the same energy dissipation building that satisfies the requirements will be shared finally.
When the water stored in the reservoir exceeds the normal water storage level but the water volume is small, the stored water flows into the spillway 1 and flows into the downstream after passing through the energy dissipation building 10; when the water storage of the reservoir exceeds the normal water storage level and the water amount is large, the gate 3 is opened to carry out combined flood discharge.
The utility model discloses a spillway 1, sluicing floodgate 2, gate 3, sluicing floodgate induction zone 7, sluicing floodgate lock chamber section 5, sluicing floodgate slope section 6, spillway induction zone 7, spillway control section 8, spillway slope section 9 and the organic setting of sharing energy dissipation building 10, collect spillway 1 and sluicing floodgate 2 in an organic whole, adopt spillway 1 to let out during little flood, sluicing floodgate 2 opens the combination flood discharge during big flood, sluicing floodgate 2's bottom plate is less than the stagnant water level, the reservoir is emptied concurrently, the water conservancy diversion function in earlier stage even of sluicing, the structural style arranges simply, the excavation volume is little. By adopting the technical scheme, the problems of respective arrangement of buildings such as flood spills, flood discharge, reservoir emptying, silt flushing and sand discharging and even early diversion are solved, the engineering amount is reduced, and the engineering investment is reduced.
Example two:
according to a flood discharge building structure shown in fig. 1, the difference from the first embodiment is that: the slope section 6 of the sluice gate and the slope section 9 of the spillway are arranged in parallel.
In practical use, flood flows downwards to the common energy dissipation building 10 along the same direction, so that water flow disturbance (such as shock waves) caused by inflow of water flows at different angles can be reduced, transverse flow and vortex do not exist, and the influence on the water flow characteristics of the tail end common energy dissipation building 10 is small.
Example three:
according to a flood discharge building structure shown in fig. 1, the difference from the first embodiment is that: the two ends of the spillway 1 have a height difference, and the height of one end close to the common energy dissipation building 10 is lower than that of the other end.
In practical use, the adoption of the technical scheme enables the water stored in the spillway 1 to flow into the downstream of the energy dissipation building 10 quickly and smoothly, and can prevent silt from accumulating at the position.
Example four:
according to a flood discharge building structure shown in fig. 1, the difference from the first embodiment is that: and a contraction section is arranged at the connecting end of the spillway control section 8 and the spillway slope section 9.
When the overflow spillway is actually used, the slope of the inlet section 7 of the overflow spillway is smaller, when water flows from the inlet section 7 of the overflow spillway to the slope section 9 of the overflow spillway, the water is converted from a slow-flow state to a rapid-flow state, and by adopting the technical scheme, the contraction section is arranged, so that the engineering quantity can be reduced, the hydraulic fracture is guaranteed to the greatest extent, and the engineering investment is saved.
Example five:
a flood discharge building structure according to fig. 2 and 3, differs from the first embodiment in that: the cross section of the spillway 1 is L-shaped, and the height of the horizontal section of the cross section is equal to the normal water storage position.
When in actual use, on the premise of meeting the structural strength, the L-shaped section has the advantages of small excavation surface and occupied area, convenient construction and formwork support, small concrete lining amount, investment saving and the like under the condition of the optimal hydraulic section.
Example six:
a flood discharge building structure according to fig. 2 and 3, differs from the first embodiment in that: the water discharge gate 2 is of a U-shaped structure, and the gate 3 is arranged in a U-shaped hollow cavity; the bottom plate of the water escape gate 2 is lower than the dead water level.
When in actual use, the bottom elevation of the gate 3 is arranged below the siltation elevation or the dead water level, the sluice gate 2 can be opened to wash sand and silt, or the water level of the reservoir is put to the dead water level under special working conditions, so that the requirements of dam maintenance and the like are met.
Example seven:
a flood discharge building structure according to fig. 1, 4 and 5, differing from the first embodiment in that: the common energy dissipation building 10 is a stilling basin.
When in actual use, shared energy dissipation building 10 adopts the technical scheme in stilling pool, not only builds simply, and can play better stilling effect for flood discharge building structure's security obtains better guarantee, and has prolonged the utility model discloses a life.
To sum up, the utility model discloses an organic setting of spillway, sluicing gate, sluicing gate induction zone, sluicing gate lock chamber section, sluicing gate slope section, spillway induction zone, spillway control section, spillway slope section and sharing energy dissipation building collects spillway and sluicing gate in an organic whole, and little flood adopts spillway to let out down, and big flood sluicing gate opens the combination flood discharge, and the sluicing gate bottom plate is less than the stagnant water level, has reservoir evacuation concurrently, rushes silt to arrange husky water conservancy diversion function even earlier stage, and structural style arranges simply, and the excavation volume is little. By adopting the technical scheme, the problems of respective arrangement of buildings such as flood spills, flood discharge, reservoir emptying, silt flushing and sand discharging and even early diversion are solved, the engineering amount is reduced, and the engineering investment is reduced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the case of no conflict, a person skilled in the art may combine the related technical features in the above examples according to actual situations to achieve corresponding technical effects, and details of various combining situations are not described herein.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
The foregoing is illustrative of the preferred embodiments of the present invention, and the present invention is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. Any simple modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention.
Claims (7)
1. A flood discharge building structure, characterized in that: the energy-saving spillway comprises a spillway (1), a sluice gate (2), a gate (3), a sluice gate inlet section (4), a sluice gate chamber section (5), a sluice gate slope section (6), a spillway inlet section (7), a spillway control section (8), a spillway slope section (9) and a shared energy-dissipating building (10); one end of the common energy dissipation building (10) is connected with the river channel, and the other end of the common energy dissipation building (10) is respectively connected with one end of the spillway (1), the sluice gate (2), the sluice gate slope section (6) and the spillway slope section (9); the spillway slope section (9), the spillway (1), the sluice gate (2) and the sluice gate slope section (6) are arranged in sequence from the water storage side; the other end of the sluice gate (2) is connected with one end of a sluice chamber section (5) of the sluice gate, the other end of the sluice chamber section (5) of the sluice gate is connected with a sluice inlet section (4), the other ends of the spillway (1) and a spillway slope section (9) are respectively connected with one end of a spillway control section (8), and the other end of the spillway control section (8) is connected with a spillway inlet section (7); the sluice gate inlet section (4) and the spillway inlet section (7) are respectively connected with a river bank, and the sluice chamber section (5) of the sluice gate is integrated with the spillway control section (8); the sluice gate (2) is internally connected with a gate (3).
2. A flood discharge building structure according to claim 1, wherein: the sluice gate slope section (6) and the spillway slope section (9) are arranged in parallel.
3. A flood discharge building structure according to claim 1 or 2, wherein: the two ends of the spillway (1) have a height difference, and one end close to the common energy dissipation building (10) is lower than the other end.
4. A flood discharge building structure according to claim 1, wherein: and a contraction section is arranged at the connecting end of the spillway control section (8) and the spillway slope section (9).
5. A flood discharge building structure according to claim 1, wherein: the cross section of the spillway (1) is L-shaped, and the height of the horizontal section of the cross section is equal to the normal water storage position.
6. A flood discharge building structure according to claim 1, wherein: the water discharge gate (2) is of a U-shaped structure, and the gate (3) is arranged in a U-shaped hollow cavity; the bottom plate of the water escape gate (2) is lower than the dead water level.
7. A flood discharge building structure according to claim 1, wherein: the common energy dissipation building (10) is a stilling pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020103204.9U CN211849300U (en) | 2020-01-17 | 2020-01-17 | Flood discharge building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020103204.9U CN211849300U (en) | 2020-01-17 | 2020-01-17 | Flood discharge building structure |
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| Publication Number | Publication Date |
|---|---|
| CN211849300U true CN211849300U (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020103204.9U Active CN211849300U (en) | 2020-01-17 | 2020-01-17 | Flood discharge building structure |
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| CN (1) | CN211849300U (en) |
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2020
- 2020-01-17 CN CN202020103204.9U patent/CN211849300U/en active Active
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