CN217997994U - Reverse drainage mechanism of concrete panel rock-fill dam - Google Patents
Reverse drainage mechanism of concrete panel rock-fill dam Download PDFInfo
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- CN217997994U CN217997994U CN202222038868.3U CN202222038868U CN217997994U CN 217997994 U CN217997994 U CN 217997994U CN 202222038868 U CN202222038868 U CN 202222038868U CN 217997994 U CN217997994 U CN 217997994U
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- Prior art keywords
- suction pump
- water
- dam
- reaches
- drainage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 88
- 238000011144 upstream manufacturing Methods 0.000 claims description 30
- 239000010865 sewage Substances 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
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Abstract
The utility model relates to a reverse drainage technical field discloses reverse drainage mechanism of concrete face rock-fill dam, including the dam body, the fixed platform that is provided with in dam body top, the inside bottom mounting of dam body is provided with the header tank, the header tank both sides are all fixed and are provided with the filter screen, two the both sides that the header tank was kept away from to the filter screen have set up the upper reaches and have catchmented water mouthful and low reaches and catchment the mouth respectively, the dam body is close to the fixed low reaches suction pump that is provided with in one side that the mouth was catchmented to the low reaches, the dam body is close to the fixed upper reaches suction pump that is provided with in one side that the mouth was catchmented to the high reaches, the fixed upper reaches suction pump valve that is provided with in upper reaches suction pump top. The utility model provides an among the reverse drainage mechanism of concrete face rock-fill dam, the upper reaches suction pump and the low reaches suction pump that dam body both sides set up respectively can extract the sewage in the rock-fill dam and discharge afterwards, have alleviateed constructor's work burden, have reduced personnel working strength, guarantee the safety in the work progress.
Description
Technical Field
The utility model relates to a reverse drainage technology field especially relates to reverse drainage mechanism of concrete panel rock-fill dam.
Background
After the dam foundation of the concrete face rockfill dam is cleaned and toe boards are excavated, if the dam section foundation of the riverbed part is low at the upstream and high at the downstream, or the downstream water level is higher than the foundation elevation of the toe boards at the upstream, reverse osmosis water flow is formed due to height difference in the construction process of the face rockfill dam. After the concrete construction of toe boards and face boards is finished and before the upstream paving and filling of a dam is started, various water pressure (riverbed seepage, construction water and rainwater) of water flow in a construction period must be timely discharged, otherwise, the large water head difference formed by reverse seepage water flow can possibly cause seepage damage of the bedding materials, so that the grain grading of the bedding materials is damaged, and the function of controlling seepage of the bedding materials is lost; in addition, the reverse water pressure can lift or fracture the side walls and the face plates to destroy the water-stopping structure, thereby influencing the seepage-proofing effect of the seepage-proofing system of the face plate rock-fill dam. For a concrete faced rockfill dam on a foundation with a deep covering layer, the drainage problem of a deep foundation pit is more prominent; therefore, the design of a reverse drainage measure during construction of the concrete faced rockfill dam is very important.
Through search, the prior patent (publication number: CN 206290285U) discloses an automatic counter-slope drainage system. Although this patent technique has realized automatic drainage, has reduced personnel working strength, uses convenient operation, and the practicality is strong, excellent in use effect, convenient to popularize and use, but has the problem of reverse drainage to lead to the interior sewage drainage of rock-fill dam not smooth. Accordingly, one skilled in the art has provided a reverse drainage mechanism for a concrete faced rock-fill dam to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the reverse drainage mechanism of concrete panel rock-fill dam that proposes, the upper reaches suction pump and the low reaches suction pump that the dam body both sides set up respectively can extract the sewage in the rock-fill dam and discharge afterwards, constructor's work burden has been alleviateed, personnel working strength has been reduced, guarantee the safety in the work progress, the filter screen that the header tank both sides set up, can tentatively filter the sewage in the rock-fill dam, can not let the small stone piece discharge, ponding discharge process can not take out tiny granule in the filler, can not lead to the water pump operation problem to appear, pedestrian's safety on every side has also been protected simultaneously.
In order to achieve the above purpose, the utility model provides a following technical scheme: the reverse drainage mechanism of the concrete panel rock-fill dam comprises a dam body, wherein a platform is fixedly arranged at the top end of the dam body, a water collection tank is fixedly arranged at the bottom end inside the dam body, filter screens are fixedly arranged on two sides of the water collection tank, and an upstream water collection port and a downstream water collection port are respectively arranged on two sides of the two filter screens, which are far away from the water collection tank;
one side of the water collection tank close to the downstream water collection port is fixedly provided with two downstream water drainage wells, the top ends of the two downstream water drainage wells are fixedly provided with two downstream well covers, one side of the dam body close to the downstream water collection port is fixedly provided with a downstream water suction pump, one side of the dam body close to the upstream water collection port is fixedly provided with an upstream water suction pump, the top end of the upstream water suction pump is fixedly provided with an upstream water suction valve, the top end of the downstream water suction pump is fixedly provided with a downstream water suction valve, one side of the upstream water suction pump away from the upstream water collection port is fixedly provided with an upstream water outlet, and one side of the downstream water suction pump away from the downstream water collection port is fixedly provided with a downstream water outlet;
through the technical scheme, the upstream water suction pump and the downstream water suction pump which are respectively arranged on the two sides of the dam body can be used for pumping and then discharging sewage in the rock-fill dam, the workload of constructors is reduced, the working strength of the constructors is reduced, and the safety in the construction process is ensured.
Furthermore, a plurality of drainage grooves are fixedly arranged at the top end of the platform;
through above-mentioned technical scheme, the drainage groove can be with water drainage to drainage tube.
Furthermore, drainage tubes are fixedly arranged on two sides of the platform;
through above-mentioned technical scheme, the drainage tube can be with water drainage to dam body both sides.
Furthermore, two upstream drainage wells are fixedly arranged on one side, far away from the two downstream drainage wells, of the interior of the dam body;
through above-mentioned technical scheme, can be through the drainage well drainage of upstream.
Furthermore, a plurality of through holes are formed in the two downstream well covers;
through above-mentioned technical scheme, the through-hole of the inside setting of well lid can be with water drainage to the well in.
Furthermore, the bottom ends of the upstream water pump and the downstream water pump are both fixedly provided with a water pump support frame;
through above-mentioned technical scheme, the support suction pump that the suction pump support frame can be fine.
Furthermore, two upstream well covers are fixedly arranged at the top ends of the two upstream drainage wells;
through above-mentioned technical scheme, the water of upper reaches can flow into upstream drainage well through the upper reaches well lid.
The utility model discloses following beneficial effect has:
1. the utility model provides a reverse drainage mechanism of concrete face rock-fill dam, the upper reaches suction pump and the low reaches suction pump that dam body both sides set up respectively can extract the sewage in the rock-fill dam and discharge afterwards, have alleviateed constructor's work burden, have reduced personnel working strength, guarantee the safety in the work progress.
2. The utility model provides a reverse drainage mechanism of concrete panel rock-fill dam, the filter screen that the header tank both sides set up, can be preliminary filter the sewage in the rock-fill dam, can not let the small stone piece discharge, can not take out tiny granule in the packing among the ponding discharge process, can not lead to the water pump function problem to appear, also protected pedestrian's safety on every side simultaneously.
3. The utility model provides a reverse drainage mechanism of concrete panel rock-fill dam, the inside a plurality of through-holes that set up of platform well lid, the through-hole can carry out the drainage to the rainwater when weather is abominable, draws flood under the certain degree, protects everybody's personal safety.
Drawings
Fig. 1 is a front sectional view of a reverse drainage mechanism of a concrete panel rock-fill dam according to the present invention;
FIG. 2 is a structure diagram of a filter screen of a reverse drainage mechanism of a concrete face rockfill dam according to the present invention;
fig. 3 is a top plan view of a reverse drainage mechanism of a concrete faced rock-fill dam according to the present invention;
fig. 4 is the utility model provides a reverse drainage mechanism's of concrete panel rock-fill dam lower well lid top view.
Illustration of the drawings:
1. a dam body; 2. a downstream well lid; 3. a downstream drainage well; 4. a filter screen; 5. a downstream water pump; 6. a downstream water outlet; 7. a water pump support frame; 8. a downstream water pumping valve; 9. a water collection tank; 10. an upstream water pumping valve; 11. a drainage groove; 12. an upstream water outlet; 13. an upstream water pump; 14. a drainage tube; 15. an upstream drainage well; 16. an upstream well cover; 17. a platform; 18. an upstream water collection port; 19. a through hole; 20. a downstream water collection port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: reverse drainage mechanism of concrete panel rock-fill dam, including dam body 1, the fixed platform 17 that is provided with in dam body 1 top, the inside bottom mounting of dam body 1 is provided with header tank 9, header tank 9 both sides are all fixed and are provided with filter screen 4, two filter screen 4 have set up upper reaches water catch port 18 low reaches water catch port 20 respectively from header tank 9 both sides, one side that header tank 9 is close to low reaches water catch port 20 all fixes and sets up two low reaches drainage well 3, two low reaches drainage well 3 top are fixed and are provided with two low reaches well lids 2, one side that dam body 1 is close to low reaches water catch port 20 is fixed and is provided with low reaches suction pump 5, one side that dam body 1 is close to upper reaches water catch port 18 is fixed and is provided with upper reaches suction pump 13, upper reaches suction pump 13 top is fixed and is provided with upper reaches water valve 10, the fixed low reaches water valve 8 that is provided with on low reaches suction pump 5 top, one side that upper reaches water catch port 18 was kept away from to upper reaches suction pump 13 is fixed and is provided with upper reaches water outlet 12, one side that low reaches water catch port 20 is kept away from low reaches water pump 5 is fixed and is provided with low reaches water outlet 6.
The working principle is as follows: when meeting rainstorm weather, rainwater flows into the drainage tube 14 from the drainage groove 11 on the platform 17 to the upstream well cover 16 and the downstream well cover 2 on two sides of the dam body 1, flows into the upstream drainage well 15 and the downstream drainage well 3 through the upstream well cover 16 and the downstream well cover 2, falls into the water collection tank 9, and when water in the water collection tank 9 is sufficient, the downstream water pumping valve 8 is opened, and the water passes through the filter screen 4, and then the water is pumped and discharged from the water collection tank 9 through the downstream water pumping pump 5.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (7)
1. Reverse drainage mechanism of concrete panel rock-fill dam includes dam body (1), its characterized in that: a platform (17) is fixedly arranged at the top end of the dam body (1), a water collection tank (9) is fixedly arranged at the bottom end inside the dam body (1), filter screens (4) are fixedly arranged on two sides of the water collection tank (9), and an upstream water collection port (18) and a downstream water collection port (20) are respectively arranged on two sides, far away from the water collection tank (9), of the two filter screens (4);
one side that header tank (9) are close to low reaches water catch port (20) is all fixed to set up two low reaches drainage well (3), two low reaches drainage well (3) top is fixed to be set up two and has low reaches well lid (2), dam body (1) is close to one side fixed of low reaches water catch port (20) and is provided with low reaches suction pump (5), one side fixed of dam body (1) being close to upper reaches water catch port (18) is provided with upper reaches suction pump (13), the fixed upper reaches valve (10) that draws water that is provided with in upper reaches suction pump (13) top, low reaches suction pump (5) top is fixed to be provided with low reaches valve (8) that draws water, one side fixed of upper reaches water catch port (18) is provided with upper reaches delivery port (12) is kept away from in upper reaches suction pump (13), one side fixed the being provided with low reaches delivery port (6) that low reaches water catch port (20) are kept away from in low reaches suction pump (5).
2. The reverse drainage mechanism of a concrete panel rock-fill dam of claim 1, wherein: the top end of the platform (17) is fixedly provided with a plurality of drainage grooves (11).
3. The reverse drainage mechanism of a concrete panel rock-fill dam of claim 1, wherein: drainage tubes (14) are fixedly arranged on two sides of the platform (17).
4. The reverse drainage mechanism of concrete panel rock-fill dam of claim 1, characterized in that: and two upstream drainage wells (15) are fixedly arranged on one side, far away from the two downstream drainage wells (3), in the dam body (1).
5. The reverse drainage mechanism of a concrete panel rock-fill dam of claim 1, wherein: two inside a plurality of through-holes (19) that set up of low reaches well lid (2).
6. The reverse drainage mechanism of a concrete panel rock-fill dam of claim 1, wherein: the bottom ends of the upstream water suction pump (13) and the downstream water suction pump (5) are both fixedly provided with a water suction pump support frame (7).
7. The reverse drainage mechanism of concrete panel rock-fill dam of claim 4, characterized in that: two the upper reaches drainage well (15) top all is fixed and is provided with two upper reaches well lids (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222038868.3U CN217997994U (en) | 2022-08-03 | 2022-08-03 | Reverse drainage mechanism of concrete panel rock-fill dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222038868.3U CN217997994U (en) | 2022-08-03 | 2022-08-03 | Reverse drainage mechanism of concrete panel rock-fill dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217997994U true CN217997994U (en) | 2022-12-09 |
Family
ID=84318411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222038868.3U Expired - Fee Related CN217997994U (en) | 2022-08-03 | 2022-08-03 | Reverse drainage mechanism of concrete panel rock-fill dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217997994U (en) |
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2022
- 2022-08-03 CN CN202222038868.3U patent/CN217997994U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221209 |