CN213086721U - Flood-control earthquake-resistant stone dam - Google Patents
Flood-control earthquake-resistant stone dam Download PDFInfo
- Publication number
- CN213086721U CN213086721U CN202020935444.5U CN202020935444U CN213086721U CN 213086721 U CN213086721 U CN 213086721U CN 202020935444 U CN202020935444 U CN 202020935444U CN 213086721 U CN213086721 U CN 213086721U
- Authority
- CN
- China
- Prior art keywords
- dam
- layer
- flood
- foundation
- earthquake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses a flood control antidetonation stone dam, it includes dam foundation, dam body, impervious sheet, gravel layer, slabstone layer, cobble layer, shock attenuation piece, the dam body sets up on the dam foundation, one side of dam body is provided with the impervious sheet, be provided with the gravel layer on the impervious sheet, be provided with the slabstone layer on the gravel layer, be provided with the cobble layer on the slabstone layer, be provided with the dam heart wall in the dam body, the both sides of dam heart wall are provided with the batter post, the dam foundation segmentation sets up, sets up a dam heart wall on every section dam foundation, is provided with the shock attenuation piece between the adjacent dam heart wall. The utility model discloses a flood control antidetonation stone dam, the structure is strong, has certain shock resistance, long service life.
Description
Technical Field
The utility model relates to a water conservancy building field especially relates to a flood control antidetonation stone dam.
Background
An earth-rock dam is a dam built by local earth materials, stone materials or mixture materials through methods of throwing, filling, rolling and the like. When the dam body material mainly comprises soil and gravel, the dam is called an earth dam, and when the dam body material mainly comprises stone slag, pebbles and blasting stones, the dam is called a rock-fill dam; when the two types of local materials account for a certain proportion, the dam is called an earth-rock mixed dam. Earth and rockfill dams are the dam type with the longest history. Recent earth and rockfill dam construction techniques have evolved since the 50 th century, and have contributed to the construction of a large number of high dams. At present, the earth-rock dam is a dam type which is most widely applied and most rapidly developed in the world dam engineering construction.
The existing earth-rock dam and even the ordinary concrete dam are generally relatively poor in anti-seismic capacity, and meanwhile, the existing rock dam is usually easy to form an opening at the top of the dam under the impact of water flow in flood overflow, so that the existing rock dam has the risk of dam break in the past.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flood control antidetonation stone dam to prior art not enough, the strong structure has certain shock resistance, long service life.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
The utility model provides a flood control antidetonation stone dam, it includes dam foundation, dam body, impervious slab, gravel layer, ballast layer, pebble bed, shock-absorbing member, the dam body sets up on the dam foundation, one side of dam body is provided with the impervious slab, be provided with the gravel layer on the impervious slab, be provided with the ballast layer on the gravel layer, be provided with the pebble bed on the ballast layer, be provided with the dam core wall in the dam body, the both sides of dam core wall are provided with the batter post, the dam foundation segmentation sets up, sets up a dam core wall on every section dam foundation, is provided with the shock-absorbing member between the adjacent dam core wall.
Furthermore, the dam foundation is made of concrete, the dam core wall is a T-shaped reinforced concrete wall, the batter post is a reinforced concrete post, the dam core wall, the batter post and the dam foundation are integrally formed, and rubber spacers are arranged between the adjacent dam foundations and between the adjacent dam core walls.
Furthermore, the damping piece comprises a positioning barrel, a first spring, a second spring, limiting barrels, rubber rings and a connecting shaft, the positioning barrel is arranged on two adjacent dam core walls respectively, the first spring is arranged in the positioning barrel, the second springs are arranged on four side faces of the positioning barrel respectively, the limiting barrels are buckled on the positioning barrel, the rubber rings are arranged between the limiting barrels and the dam core walls, and the connecting shaft is arranged between the two limiting barrels.
Furthermore, a concrete seat is arranged on one side face of the dam body, a soil-rock slope is arranged on the other side face of the dam body, and an overflow turf is arranged on the soil-rock slope.
Furthermore, the anti-seepage plate is a flexible felt roll waterproof plate, and the thickness of the anti-seepage plate is 2-4 mm.
Furthermore, the ballast layer is made of crushed stone, and the average diameter of the crushed stone is 10-15 mm.
Furthermore, the pebble layer is paved by adopting cobblestones, and the diameter of the cobblestones is 15-50 mm
The utility model has the advantages that: 1. the dam body has strong structure and is connected into a whole, so that the flood fighting capacity can be effectively improved; 2. have the shock attenuation design concurrently, can effectually prevent that the earthquake from causing cracked condition to the dam body, promote dam body life.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the dam body of the present invention;
FIG. 2 is a schematic top view of the shock absorbing member of the present invention;
in the figure: 1. a dam foundation; 2. a dam body; 3. an impermeable plate; 4. a sandstone layer; 5. a ballast layer; 6. A pebble layer; 7. a shock absorbing member; 21. a dam core wall; 22. an oblique column; 11. a rubber spacer; 71. positioning the barrel; 72. a first spring; 73. a second spring; 74. a limiting barrel; 75. a rubber ring; 76. A connecting shaft; 23. an earth and rock slope; 24. turf; 25. a concrete seat.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the contents of the specification.
As shown in the figure: a flood-control and earthquake-resistant stone dam comprises a dam foundation 1, a dam body 2, an anti-seepage plate 3, a gravel layer 4, a stone residue layer 5, a pebble layer 6 and a damping piece 7.
The dam body 2 is arranged on the dam foundation 1, the seepage-proof plate 3 is arranged on one side of the dam body 2, the gravel layer 4 is arranged on the seepage-proof plate 3, the gravel layer 5 is arranged on the gravel layer 4, and the gravel layer 6 is arranged on the gravel layer 5.
A dam core wall 21 is arranged in the dam body 2, oblique columns 22 are arranged on two sides of the dam core wall 21, and shock absorbing members 7 are arranged between different dam core walls 21. The dam core wall 21, the inclined columns 22 and the dam foundation 1 are integrally formed into a triangle and used as a main body framework of the dam body, and the strength of the dam body can be effectively enhanced. Sand and stones are filled between the dam core wall 21 and the inclined columns 22 to form a dam body.
The dam foundation 1 is arranged in sections, each section is arranged according to actual needs, in areas with frequent earthquakes and high intensity, the length of the dam foundation can be relatively short, the dam foundation is oppositely long, rubber spacers 11 are arranged between the dam foundations 1, the shearing force caused by relative displacement generated between the dam foundations 1 can be effectively relieved in the earthquake, meanwhile, the dam foundation 1 can play a role of water isolation, the dam foundation 1 is prevented from seeping water, a dam core wall 21 is arranged on each section of the dam foundation 1, a damping piece 7 is arranged between the dam core walls 21, the damping piece 7 comprises a positioning barrel 71, a first spring 72, a second spring 73, a limiting barrel 74, a rubber ring 75 and a connecting shaft 76, the positioning barrel 71 is respectively arranged on two adjacent dam core walls 21, the first spring 72 is arranged in the positioning barrel 71, four second springs 73 are respectively arranged on the upper, the lower, left and right sides of the positioning barrel 71, the limiting barrel 74 is buckled on the positioning barrel 71, the rubber ring 75 is arranged between the limiting barrel 74 and the dam core walls, a connecting shaft 76 is arranged between the two limit barrels 74. One end of the first spring 72 is fixed on the dam core wall 21, the other end is fixed on the limit barrel 74, one end of the second spring 73 is fixed on the side surface of the positioning barrel 71, the other end is fixed on the inner side surface of the limit barrel 74, the rubber spacer 11 is also arranged between two adjacent dam core walls 21, when an earthquake occurs, the dam body 2 is usually most easily broken, the dam foundation 1 is deeply buried in the subsoil, the influence of the breakage on the whole dam body is small, but the dam body is broken, and dam break is likely to be caused, so that the inclined columns 22 are arranged on two sides of the dam core wall 21 of the dam body 2, besides the strength is strengthened, all the dam core walls 21 are connected into a whole through the shock absorbing piece 7, the strength of the whole dam body is effectively strengthened, in addition, in the earthquake, even if a slight shock displacement exists between different dam core walls 21, the shock displacement can be counteracted under the action of the rubber spacer 11, and meanwhile, through the elasticity of the first spring 72 of, the longitudinal displacement shearing force between the dam core walls 21 can be offset, and meanwhile, the displacement shearing force between the dam core walls 21 in the up-down direction, the left-right direction and the left-right direction can be respectively offset through the four second springs 73.
The dam foundation 1 is made of concrete, the dam core wall 21 is a reinforced concrete wall and is integrally formed with the dam foundation 1, the inclined columns 22 are reinforced concrete columns and are integrally formed with the dam foundation 1 and the dam core wall 21 to form a stable triangular structure, and the strength of the stone dam is effectively enhanced.
And sand and stones are filled in the space among the dam foundation 1, the dam core wall 21 and the inclined column 22, and then the space is tamped tightly by a vibrating rod. In order to enhance the erosion resistance of the dam body 2, the dam core wall 21 may be a T-shaped cross-section, so that the top of the dam body 2 is not flushed when flood water flows over the dam body 2. In addition, in order to enhance the structure of the dam body and improve the flood fighting capacity, a soil-rock slope 23 is arranged on the non-water blocking side face of the dam body 2, an overflow turf 24 is arranged on the soil-rock slope 23, and a concrete seat 25 is arranged on the water blocking side of the dam body 2, so that the structure of the dam body 2 is enhanced, and the flood fighting capacity is enhanced.
The impermeable plate 3 is mainly used for preventing damages such as seepage of a dam body, piping and the like and influencing the service life of the dam body, the impermeable plate 3 is a flexible waterproof plate with the thickness of 2-4 mm, such as a felt coil plate, has good waterproof permeability and can effectively prevent seepage from penetrating through gaps between the dam core wall 21 or the dam foundation 1.
The gravel layer 4, the stone slag layer 5 and the pebble layer 6 are sequentially arranged on the seepage-proof plate 3 close to one side of the water barrier, the pebble layer 6 is arranged on the outermost side, erosion of storms to the dam can be effectively reduced, and the dam is protected. The gravel layer 5 can further protect the gravel layer of the dam body 2, and the gravel of the dam body 2 is prevented from being taken away by water waves.
The stone slag layer 5 is made of broken stones, the average diameter of the broken stones is 10-15 mm, the pebble layer 6 is paved by adopting cobblestones, and the diameter of the cobblestones is 15-50 mm.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. In addition, the description which follows is a preferred embodiment of the invention, but is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a flood control antidetonation rockfill dam which characterized in that: it includes dam foundation (1), dam body (2), impervious slab (3), gravel layer (4), ballast layer (5), cobble layer (6), damping piece (7), dam body (2) set up on dam foundation (1), one side of dam body (2) is provided with impervious slab (3), be provided with gravel layer (4) on impervious slab (3), be provided with gravel layer (5) on gravel layer (4), be provided with cobble layer (6) on gravel layer (5), be provided with dam heart wall (21) in dam body (2), the both sides of dam heart wall (21) are provided with batter post (22), dam foundation (1) segmentation sets up, sets up a dam heart wall (21) on every section dam foundation (1), is provided with damping piece (7) between adjacent dam heart wall (21).
2. A flood-control and earthquake-resistant rockfill dam as claimed in claim 1, wherein: the dam foundation (1) is made of concrete, the dam core wall (21) is a T-shaped reinforced concrete wall, the batter post (22) is a reinforced concrete column, the dam core wall (21), the batter post (22) and the dam foundation (1) are integrally formed, and rubber spacers (11) are arranged between the adjacent dam foundations (1) and between the adjacent dam core walls (21).
3. A flood-control and earthquake-resistant rockfill dam as claimed in claim 1, wherein: damping piece (7) are including location bucket (71), first spring (72), second spring (73), spacing bucket (74), rubber ring (75), even axle (76), location bucket (71) sets up respectively on two adjacent dam heart walls (21), be provided with first spring (72) in location bucket (71), be provided with second spring (73) on four sides of location bucket (71) respectively, spacing bucket (74) are detained on location bucket (71), be provided with rubber ring (75) between spacing bucket (74) and dam heart wall (21), be provided with even axle (76) between two spacing buckets (74).
4. A flood-control and earthquake-resistant rockfill dam as claimed in claim 1, wherein: a concrete seat (25) is arranged on one side face of the dam body (2), an earth and stone slope (23) is arranged on the other side face of the dam body, and an overflow turf (24) is arranged on the earth and stone slope (23).
5. A flood-control and earthquake-resistant rockfill dam as claimed in claim 1, wherein: the anti-seepage plate (3) is a flexible felt roll waterproof plate, and the thickness is 2-4 mm.
6. A flood-control and earthquake-resistant rockfill dam as claimed in claim 1, wherein: the stone slag layer (5) is made of gravels, and the average diameter of the gravels is 10-15 mm.
7. A flood-control and earthquake-resistant rockfill dam as claimed in claim 1, wherein: the pebble layer (6) is paved by adopting cobblestones, and the diameter of the cobblestones is 15-50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935444.5U CN213086721U (en) | 2020-05-28 | 2020-05-28 | Flood-control earthquake-resistant stone dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935444.5U CN213086721U (en) | 2020-05-28 | 2020-05-28 | Flood-control earthquake-resistant stone dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213086721U true CN213086721U (en) | 2021-04-30 |
Family
ID=75617393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020935444.5U Active CN213086721U (en) | 2020-05-28 | 2020-05-28 | Flood-control earthquake-resistant stone dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213086721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114059499A (en) * | 2021-11-10 | 2022-02-18 | 中国电建集团北京勘测设计研究院有限公司 | Severe cold area pumped storage power station bituminous concrete core wall sand gravel dam body partition structure |
| CN117188396A (en) * | 2023-10-13 | 2023-12-08 | 中国水利水电第十二工程局有限公司 | Rock-fill dam structure suitable for hydraulic and hydroelectric engineering and construction method thereof |
-
2020
- 2020-05-28 CN CN202020935444.5U patent/CN213086721U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114059499A (en) * | 2021-11-10 | 2022-02-18 | 中国电建集团北京勘测设计研究院有限公司 | Severe cold area pumped storage power station bituminous concrete core wall sand gravel dam body partition structure |
| CN117188396A (en) * | 2023-10-13 | 2023-12-08 | 中国水利水电第十二工程局有限公司 | Rock-fill dam structure suitable for hydraulic and hydroelectric engineering and construction method thereof |
| CN117188396B (en) * | 2023-10-13 | 2024-04-05 | 中国水利水电第十二工程局有限公司 | Rock-fill dam structure suitable for hydraulic and hydroelectric engineering and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108360547B (en) | Bridge composite foundation suitable for deep water and strong earthquake conditions | |
| CN213086721U (en) | Flood-control earthquake-resistant stone dam | |
| CN110359497B (en) | High-performance gravel pile liquefaction-resistant treatment method for foundation of existing building | |
| CN110847124A (en) | Concrete panel rock-fill dam with multiple anti-seepage structures and construction method thereof | |
| CN210341949U (en) | Slope protection structure with anti-landslide function | |
| CN211080275U (en) | Foundation pile structure for constructional engineering | |
| Schlosser et al. | Reinforced earth | |
| KR19980035289A (en) | Prevention method of disaster caused by liquefaction in soft sand or sandy ground during earthquake and restoration method of disaster ground | |
| CN212835454U (en) | River-blocking cofferdam | |
| CN108547262A (en) | Dam body for blocking mountain channel mountain torrents, mud-rock flow | |
| Bittner et al. | Design and construction of the Sutong Bridge foundations | |
| CN210857264U (en) | Highway gravity type retaining wall reinforced structure | |
| CN212223491U (en) | Face river roadbed structure | |
| CN212506101U (en) | Wave dissipation slope protection structure | |
| CN109338909B (en) | Integral pier reinforcing structure and construction method thereof | |
| CN211815255U (en) | Rock mass abrupt slope road structure | |
| CN211646269U (en) | A block stone dam for protection of mud-rock flow | |
| CN210482099U (en) | Light rockfall interception structure for high and steep slope | |
| CN107059888B (en) | Reinforcing bar gabion side slope supporting construction | |
| CN208701620U (en) | It is a kind of for blocking the dam body of mountain channel mountain torrents, mud-rock flow | |
| CN215801705U (en) | Foundation slope protection structure | |
| CN206346220U (en) | A kind of pile foundation barricade antidetonation retaining structure of the cushion containing EPS | |
| CN215105115U (en) | A antidetonation reinforced structure for dam body | |
| CN110685288A (en) | Composite anchoring structure for foundation pit or side slope explosion prevention | |
| CN216075058U (en) | Gravel cement mixing pile composite foundation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |