CN216108353U - Storage and flood control rubber dam - Google Patents
Storage and flood control rubber dam Download PDFInfo
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- CN216108353U CN216108353U CN202122840414.3U CN202122840414U CN216108353U CN 216108353 U CN216108353 U CN 216108353U CN 202122840414 U CN202122840414 U CN 202122840414U CN 216108353 U CN216108353 U CN 216108353U
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- dam
- layer
- rubber
- absorption basin
- water
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 32
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 32
- 239000004575 stone Substances 0.000 claims abstract description 30
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 239000004567 concrete Substances 0.000 claims description 32
- 239000004570 mortar (masonry) Substances 0.000 claims description 6
- 230000003628 erosive effect Effects 0.000 claims description 3
- 239000004746 geotextile Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 8
- 230000002829 reductive effect Effects 0.000 description 6
- 238000009991 scouring Methods 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
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Abstract
The utility model relates to a storage flood control rubber dam which comprises an upstream connecting section, a dam section and a downstream connecting section, wherein the dam section comprises a dam foundation, a rubber bag and a flood discharge gate are transversely arranged on the dam foundation, and the height of the rubber bag is controlled by a charging and discharging system communicated with the rubber bag; the upstream connecting section comprises a reinforced concrete cover connected with the dam foundation, and a first reinforcing cushion layer is arranged at the bottom of the reinforced concrete cover; the downstream connecting section comprises a first-stage absorption basin, a flooding bridge, a second-stage absorption basin, a Heiman and a stone throwing anti-impact groove which are sequentially connected with the dam foundation from the upstream to the downstream, wherein the first-stage absorption basin, the second-stage absorption basin and the stone throwing anti-impact groove are sequentially arranged in a falling mode. The storage and flood control rubber dam has strong storage and flood control capacity.
Description
Technical Field
The utility model relates to the field of hydraulic engineering, in particular to a storage flood control rubber dam.
Background
The existing river channel intercepting structure in the living area is mostly formed by a flood discharge gate and an overflow dam, wherein the overflow dam structure is mostly formed by masonry stones, after long-time upstream water flow scouring, grout on the upstream side of the overflow dam is seriously corroded, the strength and the cohesiveness of the mortar are low, the firmness of the overflow dam is greatly reduced, the overflow dam has a large risk of collapse when encountering flood, the flood control capability is insufficient, and the flood is discharged only through the flood discharge gate by adopting the masonry stone overflow dam, so that the impact load on the flood discharge gate is large, and the service life of the flood discharge gate is shortened; in addition, the downstream side of the existing overflow dam does not have good flood discharge capacity, and the downstream side of the overflow dam has a great threat to living villages on two sides of the downstream.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art, the utility model provides the storage and flood control rubber dam which has stronger storage and flood control capabilities.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a rubber dam for impounding and preventing flood comprises an upstream connecting section, a dam section and a downstream connecting section, wherein the dam section comprises a dam foundation, a rubber bag and a flood discharge gate are transversely arranged on the dam foundation, and the height of the rubber bag is controlled by a charging and discharging system communicated with the rubber bag;
the upstream connecting section comprises a reinforced concrete cover connected with the dam foundation, and a first reinforcing cushion layer is arranged at the bottom of the reinforced concrete cover;
the downstream connecting section comprises a first-stage absorption basin, a flooding bridge, a second-stage absorption basin, a Heiman and a stone throwing anti-impact groove which are sequentially connected with the dam foundation from the upstream to the downstream, wherein the first-stage absorption basin, the second-stage absorption basin and the stone throwing anti-impact groove are sequentially arranged in a falling mode.
According to the rubber dam, the rubber bag and the flood discharge gate are arranged in a matched mode, so that the overflow water level and the flood discharge capacity can be flexibly adjusted according to needs, and the flushing load of upstream water flow on the rubber dam and the flood discharge gate is reduced; the upstream side scouring resistance is improved through the reinforcing arrangement of the upstream connecting section, the upstream side firmness of the dam section is further improved, and the flood control capacity is improved; through the setting of the low reaches linkage segment of dam section downstream side, can reduce rivers impact force step by step when meetting flood discharge flood with the energy dissipation, flood control ability is better, reduces the risk that flood threatens two banks in low reaches.
Furthermore, a concrete impervious wall extending into the bedrock is arranged at the bottom of the dam foundation close to the upstream, so that the firmness of the dam section is further improved.
Further, the dam foundation is equipped with plain concrete bed course, reinforced concrete layer and bottom plate along its thickness direction from the bottom up in proper order, the rubber bag with the flood discharge floodgate sets up on the bottom plate. Specifically, a C15 plain concrete cushion layer and a C15 reinforced concrete layer can be adopted.
Furthermore, the first-stage absorption basin, the overflow bridge and the second-stage absorption basin are respectively provided with a fine stone concrete block stone layer, a plain concrete layer and a reinforced concrete layer from bottom to top along the thickness direction of the first-stage absorption basin, the overflow bridge and the second-stage absorption basin. Specifically, a 150# fine stone concrete block stone layer, a C20 plain concrete layer and a C25 reinforced concrete layer can be adopted.
Furthermore, a plain concrete layer and a reinforced concrete layer which correspond to the first-stage absorption basin and the second-stage absorption basin are internally provided with a drain pipe communicated with the fine stone concrete block stone layer, and the bottom of the drain pipe is wrapped with geotextile, so that reverse filtration and drainage are facilitated.
Furthermore, the water filling and draining system adopts a water filling and draining system.
Furthermore, the filling and draining system comprises a water collecting well and a water pipe connected with the dam bag, the water pipe supplies water to the rubber bag or pumps water to adjust the height of the rubber bag through a water pump arranged in the water collecting well, and a valve is arranged on the water pipe.
Further, the first reinforcing cushion layer is a plain concrete cushion layer, and specifically may be a C15 plain concrete cushion layer.
Further, the Heiman and riprap anti-impact grooves at least comprise mortar stone layers. In particular, the mortar stone layer can be No. 100.
By adopting the technical scheme, the utility model has the advantages that: according to the rubber dam, the rubber bag and the flood discharge gate are matched, so that the overflow water level and the flood discharge capacity can be flexibly adjusted according to needs, and the flushing load of upstream water flow on the rubber dam and the flood discharge gate is reduced; the upstream side scouring resistance is improved through the reinforcing arrangement of the upstream connecting section, the upstream side firmness of the dam section is further improved, and the flood control capacity is improved; and secondly, through the arrangement of the downstream connecting section at the downstream side of the dam section, the energy dissipation of water flow impact force can be reduced step by step when flood discharge occurs, the flood control capacity is better, and the risk that the flood endangers two banks at the downstream is reduced.
Drawings
FIG. 1 is a schematic cross-sectional view of one embodiment of the present invention;
fig. 2 is a partial structural schematic diagram of fig. 1.
In the figure, 1, an upstream connecting section, 2, a dam section, 3 and a downstream connecting section; 11. a reinforced concrete cover 12 and a first reinforcing cushion layer; 21. dam foundation 22, rubber bag 23, impervious wall 211, plain concrete cushion layer 212, reinforced concrete layer 213 and bottom plate; 31. the first-stage absorption basin 32, the overflow bridge 33, the second-stage absorption basin 34, the Heiman 35, the riprap scour prevention groove 311, the fine stone concrete block stone layer 312, the plain concrete layer 313 and the reinforced concrete layer.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
As shown in fig. 1-2, in this embodiment, the rubber dam for impounding and preventing flood comprises an upstream connection section 1, a dam section 2 and a downstream connection section 3, wherein the dam section 2 comprises a dam foundation 21, a rubber bag 22 and a flood discharge gate are transversely arranged on the dam foundation 21, the height of the rubber bag 22 is controlled by a filling and draining system communicated with the rubber bag, and the flood discharge gate is arranged on two sides of the rubber bag and is used for opening a flood discharge when a safe water level is exceeded;
the upstream connecting section 1 comprises a reinforced concrete pavement 11 connected with a dam foundation 21, and a first reinforcing cushion layer 12 is arranged at the bottom of the reinforced concrete pavement 11;
the downstream connecting section 3 comprises a first-stage absorption basin 31, a flooding bridge 32, a second-stage absorption basin 33, a Heiman 34 and a rock-throwing erosion protection groove 35 which are sequentially connected with the dam foundation from upstream to downstream, wherein the first-stage absorption basin 31, the second-stage absorption basin 33 and the rock-throwing erosion protection groove 35 are sequentially arranged in a falling mode.
According to the rubber dam, the height of the rubber bag can be adjusted according to the upstream and downstream requirements so as to adjust the upstream and downstream water levels when the rubber dam is used at ordinary times; when needing the flood discharge, open flood discharge floodgate flood discharge, and adjust the rubber bag height as required, the rivers that come from the upper reaches at first strike upper reaches linkage segment 1, its scour resistance can form the protection to dam section 2, increase the firmness that rubber bag 22 is fixed, flow through the dam section after entering into low reaches linkage segment 3, at first through one-level stilling basin 31 to the rivers energy dissipation, the rivers that slow down go into second grade stilling basin 33 energy dissipation after overflowing bridge 32, rivers after the energy dissipation continue to flow downwards and enter into riprap scour protection groove 35 further energy dissipation, multistage energy dissipation can show reduction water velocity, flood control ability is better.
Specifically, the rubber bag 22 and the flood discharge gate are matched, so that the overflow water level and the flood discharge capacity can be flexibly adjusted according to needs, and the flushing load of upstream water flow on the overflow water level and the flood discharge capacity is reduced; the upstream connecting section 1 is arranged in a reinforcing mode, so that the scouring resistance of the upstream side is improved, the firmness of the upstream side of the dam section 2 is further improved, and the flood control capacity is improved; through the setting of the downstream linkage segment 3 of 2 downstream sides of dam section, can reduce rivers impact force step by step when meetting flood discharge flood with the energy dissipation, flood control ability is better, reduces the risk that flood threatens two banks in low reaches.
Understandably, the bottom of the dam foundation 21 close to the upstream is provided with a concrete impervious wall 23 extending into the bedrock, which is beneficial to further increasing the firmness of the dam section.
Understandably, the dam foundation 21 is sequentially provided with a plain concrete cushion layer 211, a reinforced concrete layer 212 and a bottom plate 213 from bottom to top along the thickness direction, and the rubber bag 22 and the flood discharge gate are arranged on the bottom plate 213. Specifically, a C15 plain concrete cushion layer and a C15 reinforced concrete layer can be adopted.
Understandably, the first-stage absorption basin 31, the water overflowing bridge 32 and the second-stage absorption basin 33 are respectively provided with a fine stone concrete block stone layer 311, a plain concrete layer 312 and a reinforced concrete layer 313 from bottom to top along the thickness direction of the first-stage absorption basin, the water overflowing bridge 32 and the second-stage absorption basin 33. Specifically, a 150# fine stone concrete block stone layer, a C20 plain concrete layer and a C25 reinforced concrete layer can be adopted.
And the plain concrete layer 312 and the reinforced concrete layer 313 corresponding to the first-stage absorption basin 31 and the second-stage absorption basin 32 are respectively provided with a drain pipe 314 communicated with the fine stone concrete block stone layer 311, and the bottom of the drain pipe 314 is wrapped with geotextile, so that reverse filtration and drainage are facilitated.
It is understood that the charging and discharging system adopts a charging and discharging system. The water filling and draining system comprises a water collecting well and a water pipe connected with the dam bag, the water pipe supplies water to the rubber bag or pumps water to adjust the height of the rubber bag through a water pump arranged in the water collecting well, and a valve is arranged on the water pipe. The filling and discharging system is a prior art and is not shown in the figure, and is arranged on the river bank side of one side of the rubber bag.
It can be understood that the first reinforcing cushion layer 12 is a plain concrete cushion layer, and particularly can be a C15 plain concrete cushion layer.
Understandably, the Heiman 34 and the riprap impingement grooves 35 comprise at least a mortar stone layer. In particular, the mortar stone layer can be No. 100.
The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (9)
1. A rubber dam for impounding and preventing flood is characterized by comprising an upstream connecting section, a dam section and a downstream connecting section, wherein the dam section comprises a dam foundation, a rubber bag and a flood discharge gate are transversely arranged on the dam foundation, and the height of the rubber bag is controlled by a charging and discharging system communicated with the rubber bag;
the upstream connecting section comprises a reinforced concrete cover connected with the dam foundation, and a first reinforcing cushion layer is arranged at the bottom of the reinforced concrete cover;
the downstream connecting section comprises a first-stage absorption basin, a flooding bridge, a second-stage absorption basin, a Heiman and a stone throwing anti-impact groove which are sequentially connected with the dam foundation from the upstream to the downstream, wherein the first-stage absorption basin, the second-stage absorption basin and the stone throwing anti-impact groove are sequentially arranged in a falling mode.
2. The dam according to claim 1, wherein a concrete impermeable wall extending into the bedrock is provided at the bottom of the dam foundation near the upstream.
3. The rubber dam for impounding and preventing flood according to claim 1, wherein the dam foundation is sequentially provided with a plain concrete cushion layer, a reinforced concrete layer and a bottom plate along the thickness direction of the dam foundation from bottom to top, and the rubber bag and the flood discharge gate are arranged on the bottom plate.
4. The dam according to claim 1, wherein the primary stilling pool, the flood bridge and the secondary stilling pool are respectively provided with a fine stone concrete block stone layer, a plain concrete layer and a reinforced concrete layer from bottom to top along the thickness direction.
5. The dam according to claim 1, wherein the plain concrete layer and the reinforced concrete layer corresponding to the primary absorption basin and the secondary absorption basin are provided with drain pipes communicated with the fine stone concrete block stone layer, and the bottom of the drain pipes is wrapped with geotextile.
6. The rubber dam for impounding and preventing flood according to claim 1, wherein the water charging and draining system is a water charging and draining system.
7. The rubber dam for impounding and preventing flood according to claim 6, wherein the water filling and draining system comprises a water collecting well and a water pipe connected with the dam bag, the water pipe supplies water to the rubber bag or pumps water to adjust the height of the rubber bag through a water pump arranged in the water collecting well, and a valve is arranged on the water pipe.
8. The dam of claim 1, wherein the first reinforcing mat layer is a plain concrete mat layer.
9. The dam of claim 1, wherein the Heiman and riprap erosion prevention grooves comprise at least a mortar rock layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122840414.3U CN216108353U (en) | 2021-11-18 | 2021-11-18 | Storage and flood control rubber dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122840414.3U CN216108353U (en) | 2021-11-18 | 2021-11-18 | Storage and flood control rubber dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216108353U true CN216108353U (en) | 2022-03-22 |
Family
ID=80717805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122840414.3U Expired - Fee Related CN216108353U (en) | 2021-11-18 | 2021-11-18 | Storage and flood control rubber dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216108353U (en) |
-
2021
- 2021-11-18 CN CN202122840414.3U patent/CN216108353U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |