CN209082426U - A kind of leakage preventing structure that bottom storehouse reverse osmosis is combined with seepage prevention of core wall - Google Patents
A kind of leakage preventing structure that bottom storehouse reverse osmosis is combined with seepage prevention of core wall Download PDFInfo
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- CN209082426U CN209082426U CN201821523032.XU CN201821523032U CN209082426U CN 209082426 U CN209082426 U CN 209082426U CN 201821523032 U CN201821523032 U CN 201821523032U CN 209082426 U CN209082426 U CN 209082426U
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- dam body
- transition zone
- lower layer
- loaded filter
- reservoir area
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Abstract
The utility model discloses a kind of leakage preventing structures that bottom storehouse reverse osmosis is combined with seepage prevention of core wall, including the lower layer's reservoir area loaded filter and lower layer's dam body transition zone being laid on above basis, lower layer's dam body transition zone upper surface is equipped with lower layer's dam body loaded filter, impervious body is equipped on lower layer's reservoir area loaded filter and lower layer's dam body loaded filter, the impervious body upper surface is equipped with upper layer reservoir area transition zone and upper layer dam body transition zone respectively；It is additionally provided with upper layer dam body loaded filter between the upper layer dam body transition zone and impervious body, is also backfilled with dam embankment material in lower layer's dam body transition zone；The upper layer dam body transition zone and lower layer's dam body transition zone top are connected to form a whole with coagulation earth bank body.The utility model blends reservoir area is anti-dam body seepage and takes into consideration, construction quality can Whole Process Control, comprehensive quality management can be carried out to seepage control project, reliable in quality, cost is relatively low for construction investment.
Description
Technical field
The utility model relates to a kind of earth and rockfill dams, are specifically related to a kind of antiseepage that bottom storehouse reverse osmosis is combined with seepage prevention of core wall
Structure.
Background technique
Earth and rockfill dam refers to by local earth material, building stones or mixture, by throwing, the methods of rolls the checkdam built up.
Earth and rockfill dam is gathered materials on the spot, easy for construction, cost saving.Conventional earth and rockfill dam solves the problems, such as antiseepage by the way of grouting,
But karst area, small-sized and antiseepage are required for lower earth and rockfill dam, dam body and reservoir area are simultaneously in this way
Antiseepage is invested relatively high.And construction quality process is not easy to control, reliability is poor.
Summary of the invention
To solve the above problems, the utility model provides a kind of antiseepage knot that bottom storehouse reverse osmosis is combined with seepage prevention of core wall
Structure, to solving the problems, such as that seepage control of dam project cost is excessively high.
The utility model is achieved by following technical solution.
A kind of leakage preventing structure that bottom storehouse reverse osmosis is combined with seepage prevention of core wall, it is anti-including being laid on lower layer reservoir area above basis
Filtering layer and lower layer's dam body transition zone, lower layer's dam body transition zone upper surface is equipped with lower layer's dam body loaded filter, in lower layer reservoir area
Impervious body is equipped on loaded filter and lower layer's dam body loaded filter, the impervious body upper surface is equipped with upper layer reservoir area transition zone respectively
With upper layer dam body transition zone.
Upper layer dam body loaded filter is additionally provided between the upper layer dam body transition zone and impervious body.
Dam embankment material is also backfilled in lower layer's dam body transition zone.
The upper layer dam body transition zone and lower layer's dam body transition zone top are connected to form a whole with coagulation earth bank body.
Lower layer reservoir area loaded filter and lower layer's dam body loaded filter connect into an entirety.
Upper layer reservoir area transition zone and upper layer dam body transition zone connect into an entirety.
The impervious material that the impervious material that lower layer reservoir area loaded filter uses and lower layer dam body loaded filter use is identical.
The grain diameter of lower layer reservoir area loaded filter and lower layer's dam body loaded filter no more than 40mm, loaded filter with a thickness of
30cm~50cm.
The grain diameter of upper layer reservoir area transition zone and upper layer dam body transition zone is no more than 300mm, transition region thickness
For 50cm~100cm.
The beneficial effects of the utility model are:
Compared with prior art, the utility model has the following obvious advantages:
(1) due to blending reservoir area is anti-dam body seepage and take into consideration, construction quality can Whole Process Control, can be to seepage control project
Carry out comprehensive quality management, reliable in quality；
(2) structure described in the utility model is used, construction technology is mature, and technical requirements are low, and construction method is simple, are easy to
It grasps；Can multiple construction surfaces be unfolded simultaneously, save the duration；
(3) the utility model can according to local material carry out impervious material selection, be easy to draw materials, common used material be clay,
Geotextiles, waterproof blanket etc., material unit price is lower, can significant investment reduction；
(4) its leakage preventing structure takes dam body seepage and reservoir area antiseepage into consideration, collectively forms reliable impervious body, adaptively
Base deformability is strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
1- impervious body, 2- lower layer reservoir area loaded filter, 3- lower layer dam body loaded filter, the upper layer 4- dam body loaded filter, 5- lower layer dam
Body transition zone, the upper layer 6- reservoir area transition zone, the upper layer 7- dam body transition zone, 8- dam embankment material, 9- coagulation earth bank body, the basis 10-.
Specific embodiment
The technical solution of the utility model is further described with reference to the accompanying drawing, but claimed range is not limited to
It is described.
As shown in Figure 1, the leakage preventing structure that a kind of bottom storehouse reverse osmosis described in the utility model is combined with seepage prevention of core wall, including
It is laid on the lower layer's reservoir area loaded filter 2 and lower layer's dam body transition zone 5 of 10 top of basis, 5 upper surface of lower layer's dam body transition zone
It is covered with lower layer's dam body loaded filter 3, is covered with impervious body 1, the antiseepage on lower layer's reservoir area loaded filter 2 and lower layer's dam body loaded filter 3
1 upper surface of body is equipped with upper layer reservoir area transition zone 6 and upper layer dam body transition zone 7 respectively.The technical solution is by dam body seepage and library
Area's antiseepage is taken into consideration, so that dam body seepage structure is connected with reservoir area leakage preventing structure, collectively forms reliable impervious body, fits
Answer foundation deformation ability strong, construction quality can Whole Process Control, comprehensive quality management can be carried out to seepage control project, quality can
It leans on.
Upper layer dam body loaded filter 4 is additionally provided between the upper layer dam body transition zone 7 and impervious body 1.Specifically in antiseepage
Body 1 is located at dam body portion of upper surface and is laid with one layer of upper layer dam body loaded filter 4, further enhances anti-seepage effect.
Dam embankment material 8 is also backfilled in lower layer's dam body transition zone 5.
It is whole that the upper layer dam body transition zone 7 and 5 top of lower layer's dam body transition zone connect formation one with coagulation earth bank body 9
Body.
Lower layer reservoir area loaded filter 2 and lower layer's dam body loaded filter 3 connect into an entirety.
Upper layer reservoir area transition zone 6 and upper layer dam body transition zone 7 connect into an entirety.
The impervious material that lower layer reservoir area loaded filter 2 uses is identical with the impervious material that lower layer dam body loaded filter 3 uses,
It is all made of clay or antiseepage blanket.
The grain diameter of lower layer reservoir area loaded filter 2 and lower layer's dam body loaded filter 3 connects no more than 40mm, grain composition
Continuous good, loaded filter is with a thickness of 30cm~50cm；I.e. lower layer reservoir area loaded filter 2 with a thickness of 30cm~50cm；Lower layer's dam body is anti-
Filtering layer with a thickness of 30cm~50cm.
The grain diameter of upper layer reservoir area transition zone 6 and upper layer dam body transition zone 7 is no more than 300mm, grain composition
Continuous good, transition region thickness is 50cm~100cm；I.e. upper layer reservoir area transition zone 6 with a thickness of 50cm~100cm；Upper layer dam
50cm~100cm of body transition zone 7.
The implementation steps of the utility model are further illustrated with reference to the accompanying drawing.
As shown in Figure 1, the utility model retains impervious body 1, loaded filter and transition zone, loaded filter is mainly for avoiding antiseepage
The fine grained of body, which is seeped water, to be taken away.Transition zone prevents impervious body when sudden drawdown reversed seepage flow mainly as scour protection
It is pulled away with the particle of loaded filter 2.Wherein loaded filter includes lower layer's reservoir area loaded filter 2, lower layer's dam body loaded filter 3 and upper layer dam body
Loaded filter 4, transition zone include lower layer's dam body transition zone 5, upper layer reservoir area transition zone 6 and upper layer dam body transition zone 7.The structure construction
Convenient, fast, investment reduction, steps are as follows for concrete construction method:
The first step excavates 10 position of basis for needing to be laid with impervious material, is smooth etc. and clearing up and tamp, it is desirable that being done
It is firm to basal plane, smooth, no sharp object；
Second step is laid with lower layer's loaded filter and transition zone, and wherein lower layer's loaded filter includes lower layer's reservoir area loaded filter 2 and lower layer
Dam body loaded filter 3, shown in the lower layer's dam body transition zone 5 of the structure of lower layer's transition zone as shown in figure 1；
Third step, is laid with impervious body 1, the processing such as can be rolled, be overlapped in process of deployment according to the selection of material, in construction
It should be carried out in strict accordance with construction technology standard, specification etc.；Laying direction, thickness, overlap joint requirement will meet the requirements；It is laid with impervious body
When 1, the punctures such as the stone of loaded filter and transition zone should be avoided and destroy impervious body；Impervious body 1 is equally divided into reservoir area impervious body and dam
Body impervious body links into an integrated entity；
4th step is laid with upper layer dam body loaded filter 4 on 1 surface of impervious body for being located at dam body part, while being located at dam body
Partial 1 surface of impervious body is laid with upper layer reservoir area transition zone 6, and on upper layer, dam body loaded filter 4 is laid with upper layer dam body transition zone 7.
Claims (9)
1. a kind of leakage preventing structure that bottom storehouse reverse osmosis is combined with seepage prevention of core wall, it is characterised in that: including being laid on basic (10)
The lower layer's reservoir area loaded filter (2) and lower layer's dam body transition zone (5) of side, lower layer's dam body transition zone (5) upper surface is equipped with down
Layer dam body loaded filter (3), is equipped with impervious body (1) on lower layer's reservoir area loaded filter (2) and lower layer's dam body loaded filter (3), described
Impervious body (1) upper surface is equipped with upper layer reservoir area transition zone (6) and upper layer dam body transition zone (7) respectively.
2. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the upper layer
Upper layer dam body loaded filter (4) is additionally provided between dam body transition zone (7) and impervious body (1).
3. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the lower layer
Dam embankment material (8) are also backfilled in dam body transition zone (5).
4. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the upper layer
Dam body transition zone (7) and lower layer's dam body transition zone (5) top are connected to form a whole with coagulation earth bank body (9).
5. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the lower layer
Reservoir area loaded filter (2) and lower layer's dam body loaded filter (3) connect into an entirety.
6. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the upper layer
Reservoir area transition zone (6) and upper layer dam body transition zone (7) connect into an entirety.
7. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the lower layer
The impervious material that the impervious material that reservoir area loaded filter (2) uses and lower layer's dam body loaded filter (3) use is identical.
8. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the lower layer
The grain diameter of reservoir area loaded filter (2) and lower layer's dam body loaded filter (3) no more than 40mm, loaded filter with a thickness of 30cm~
50cm。
9. the leakage preventing structure that bottom storehouse reverse osmosis as described in claim 1 is combined with seepage prevention of core wall, it is characterised in that: the upper layer
The grain diameter of reservoir area transition zone (6) and upper layer dam body transition zone (7) no more than 300mm, transition region thickness be 50cm~
100cm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821523032.XU CN209082426U (en) | 2018-09-18 | 2018-09-18 | A kind of leakage preventing structure that bottom storehouse reverse osmosis is combined with seepage prevention of core wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821523032.XU CN209082426U (en) | 2018-09-18 | 2018-09-18 | A kind of leakage preventing structure that bottom storehouse reverse osmosis is combined with seepage prevention of core wall |
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| CN209082426U true CN209082426U (en) | 2019-07-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749197A (en) * | 2020-05-20 | 2020-10-09 | 中国一冶集团有限公司 | Riverbank zone ecological restoration system and construction method thereof |
-
2018
- 2018-09-18 CN CN201821523032.XU patent/CN209082426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749197A (en) * | 2020-05-20 | 2020-10-09 | 中国一冶集团有限公司 | Riverbank zone ecological restoration system and construction method thereof |
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