CN210368864U - Dam body - Google Patents
Dam body Download PDFInfo
- Publication number
- CN210368864U CN210368864U CN201921151210.5U CN201921151210U CN210368864U CN 210368864 U CN210368864 U CN 210368864U CN 201921151210 U CN201921151210 U CN 201921151210U CN 210368864 U CN210368864 U CN 210368864U
- Authority
- CN
- China
- Prior art keywords
- dam
- dam body
- rib
- ribs
- horizontal
- 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
Abstract
The utility model provides a dam body, this dam body's upstream face lay compound concrete waterproof board forms solitary dam body waterproof protective layer, all is equipped with inorganic compound muscle in the compound concrete waterproof board, all is equipped with inorganic compound muscle in the inside pile foundation that reaches the dam body basis of dam body. The inorganic composite rib is a hollow tubular basalt fiber composite rib. The utility model discloses a liquid seamless construction so do not have the seam problem, can restore the crack and the defect of concrete structure body simultaneously under the pressure effect, solve sealed problem of leaking.
Description
Technical Field
The utility model relates to a dam body construction technical field especially relates to a dam body.
Background
The industry and the construction industry develop rapidly in recent decades in China, and the slag left after mining is mined every year, so that countless life and property losses and civil disputes are brought about due to the problem of water leakage of a tailing pond, and the ecological environment is seriously damaged.
The factors related to water leakage of the dam body mainly comprise the water-proof quality of the dam body, material joint treatment, structural stability of the dam body, water absorption of the dam body and the like, and if the factors are not well treated, cracks of a foundation surface of a concrete structure of the dam body can be caused, corrosive media can damage concrete and internal reinforcing steel bars, broken rock soil can roll piping of the dam body, and the like, so that leakage is caused. The above problems cause the failure of the dam waterproofing function, thereby causing the shortening of the life cycle of the dam structure and the influence on the function and safety of the dam structure.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and providing a dam body with good water leakage prevention effect.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a composite concrete waterproof board is laid on the upstream face of the dam body, inorganic composite ribs are arranged in the composite concrete waterproof board, and inorganic composite ribs are arranged inside the dam body and in pile foundations of the dam body.
Further, the inorganic composite rib is a hollow tubular basalt fiber composite rib.
Furthermore, the inorganic composite ribs in the dam body and the pile foundation of the dam body foundation are arranged in a solid grid shape and comprise a plurality of layers of horizontal ribs arranged from top to bottom and a plurality of layers of vertical ribs arranged from the upstream surface to the downstream surface of the dam body.
Furthermore, in the vertical ribs penetrating out of the top surface of the dam body, the vertical ribs on the two sides are grouting ribs, the vertical rib in the middle is a chemical grouting rib, composite cement slurry is poured into the grouting rib, and a water-based polymer gel material is poured into the chemical grouting rib. The "middle" here means: the top surface of the dam body extends from the upstream side of the dam body to the middle of the extending direction of the downstream side.
Further, the one end that horizontal muscle is close to the dam body upstream face is sealed, and the one end of wearing out the dam body surface of a water back is the slip casting mouth, and the equipartition is permeated water the hole by a plurality of circles on the horizontal muscle, and every circle is permeated water the hole and all contains a plurality of holes of permeating water, is equipped with a plurality of leakage sensors in the horizontal muscle.
Furthermore, the leakage sensors are arranged from the closed end of the horizontal rib to the grouting opening at equal intervals.
Furthermore, the distance between the water permeable holes of adjacent circles on the horizontal ribs is 0.5-1 meter.
Furthermore, the distance between the adjacent upper and lower layers of horizontal ribs is 0.5-5 m.
Furthermore, the distance between two adjacent horizontal ribs on the same horizontal layer is 1-2 m.
Further, the distance between two adjacent layers of vertical ribs is 1-2 m.
Further, the dam body is any one of a concrete dam, a rock-fill dam and a macadam composite earth dam.
Furthermore, a small dam is arranged on the front side of the water-facing surface of the dam body.
The utility model also provides a reverse construction method seamless waterproof construction technology of above-mentioned dam body, including following step:
carrying out combined installation of the inorganic composite ribs according to design;
arranging inorganic composite ribs according to different dam bodies;
building construction of a dam body, namely simultaneously performing seamless waterproof layer construction from the structural foundation of the dam body to the designed elevation of a ground layer;
after the dam body is in a main structure, pouring composite cement paste, pouring a water-based polymer gel material into the chemical grouting rib, and finally forming a seamless waterproof composite waterproof curtain layer inside the dam body structure;
and once the water leakage condition of the dam body is found, pouring the water-based polymer gel material from the grouting port of the horizontal rib for repairing.
The utility model has the advantages that: the utility model discloses the construction is not influenced by ambient temperature, and construction speed is fast, shortens waterproof construction cycle greatly. Because the liquid is constructed without joints, the joint problem does not exist, and the cracks and the defects of the concrete structure body can be repaired under the action of pressure, thereby solving the problem of sealing and water leakage.
Drawings
FIG. 1 is a schematic diagram of the dam structure of the present invention;
fig. 2 is a schematic structural view of a horizontal rib in the present invention;
in the figure: 1-a dam body; 2-composite concrete waterproof board; 3-inorganic composite ribs; 3.1-vertical ribs; 3.1.1-grouting reinforcement; 3.1.2-chemical grouting reinforcement; 3.2-horizontal ribs; 3.2.1-water permeable holes; 4-a small dam;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further described with reference to the following examples:
the utility model provides a dam body, this dam body 1's upstream face lays compound concrete waterproof board 2, all is equipped with inorganic compound muscle 3 in the compound concrete waterproof board 2, forms solitary dam body waterproof protection layer, solves dam body concrete structure foundation face crack problem, all is equipped with inorganic compound muscle 3 in the dam body 1 inside and the pile foundation of dam body 1 basis.
Further, the inorganic composite rib 3 is a hollow tubular basalt fiber composite rib. Compared with high-technology fibers such as carbon fibers, aramid fibers, ultra-high molecular weight polyethylene fibers (UHMWPE) and the like, the basalt fibers have the characteristics of high strength and high modulus, have excellent performances of high temperature resistance, oxidation resistance, radiation resistance, heat insulation and sound insulation, good filtering property, high compressive strength and shear strength, suitability for use in various environments and the like, have good cost performance, are purely natural inorganic nonmetallic materials, replace common metal reinforcing steel bars used in the prior art, and can solve the problem of medium corrosion when cracks appear.
Further, the inorganic composite ribs 3 in the dam body 1 and the pile foundation of the dam body 1 are arranged in a solid grid shape and comprise a plurality of layers of horizontal ribs 3.2 arranged from top to bottom and a plurality of layers of vertical ribs 3.1 arranged from the upstream surface to the downstream surface of the dam body 1. The three-dimensional grid-shaped inorganic composite ribs 3 are matched with the composite concrete, so that the overall structural strength of the dam body 1 is greatly enhanced, and the operation of concrete pouring is facilitated.
Furthermore, in the vertical ribs 3.1 penetrating out of the top surface of the dam body 1, the vertical ribs 3.1 on the two sides are grouting ribs 3.1.1, the vertical ribs 3.1 in the middle are chemical grouting ribs 3.1.2, composite cement slurry is poured into the grouting ribs 3.1.1, and a water-based polymer gel material is poured into the chemical grouting ribs 3.1.2. The "middle" here means: the top surface of the dam body 1 extends from the water-facing surface of the dam body 1 to the middle of the extending direction of the water-backing surface. The water-based polymer gel material is in a fluid state before being poured, after the cement paste is poured, capillary holes and gaps which cannot be seen by naked eyes can appear due to the shrinkage of the cement paste, after the water-based polymer gel material is poured, the water-based polymer gel material enters the gaps and the capillary holes in the cement under the action of pressure to form a solid elastomer, and the system is sealed, so that an integral composite waterproof system is formed, water is shielded outside the waterproof protective layer of the dam body 1, and cannot permeate downstream through the dam body 1. The grouting ribs 3.1.1 and the chemical grouting ribs 3.1.2 are the new seamless waterproof system of the reverse construction method after the dam body 1 main body structure is constructed.
Further, the end of the horizontal rib 3.2 close to the upstream face of the dam body 1 is closed, the end penetrating out of the back face of the dam body 1 is a grouting opening, a plurality of circles of water permeable holes 3.2.1 are uniformly distributed on the horizontal rib 3.2, the pore diameters of the water permeable holes 3.2.1 allow water and a water-based polymer gel material to pass through, and meanwhile, the concrete particles are prevented from passing through, so that the water permeable function is guaranteed, the concrete is prevented from entering the horizontal rib 3.2 along with the construction, each circle of water permeable holes 3.2.1 comprises a plurality of water permeable holes 3.2.1, a plurality of leakage sensors are arranged in the horizontal rib 3.2 and are in wireless connection with a dam monitoring system, whether the dam body 1 leaks water can be remotely monitored, meanwhile, whether the dam body 1 leaks water can also be observed through the grouting opening of the horizontal rib 3.2, and once the water-based polymer gel material is poured into the grouting opening of the horizontal rib 3.2 for repairing. Therefore, the horizontal rib 3.2 is used for repairing the seamless waterproof system by a reverse method after the dam body 1 is constructed and if a water leakage problem occurs during the use of the dam body 1.
Further, the leakage sensors are arranged at equal intervals from the closed end of the horizontal rib 3.2 to the grouting opening.
Further, the leakage sensor can be selected from Panasonic EX-F71/EX-F70/EX-F60 series leakage detection sensors.
Furthermore, the distance between the water permeable holes 3.2.1 of the adjacent circles on the horizontal ribs 3.2 is 0.5-1 meter. So as to ensure the reliability of monitoring the water leakage condition of the dam body 1 which can happen. The spacing may be selected to be 0.5 meters, 1 meter, 0.8 meters, or other values within the foregoing spacing ranges, depending on the site construction conditions.
Further, the distance between the adjacent upper and lower layers of horizontal ribs 3.2 is 0.5-5 m. The spacing may be selected to be 0.5 meters, 5 meters, 3 meters, or other values within the foregoing spacing ranges, depending on the site construction conditions.
Further, the distance between two adjacent horizontal ribs 3.2 of the same horizontal layer is 1-2 m. The spacing may be selected to be 1 meter, 2 meters, 1.5 meters, or other values within the foregoing spacing ranges, depending on the site construction conditions.
Further, the distance between two adjacent layers of vertical ribs 3.1 is 1-2 m. The spacing may be selected to be 1 meter, 2 meters, 1.5 meters, or other values within the foregoing spacing ranges, depending on the site construction conditions.
Further, the dam body 1 is any one of a concrete dam, a rock-fill dam and a macadam. The structure and the process of the utility model are suitable for various dam body forms, and have good adaptability, thereby having very high popularization value.
Further, a small dam 4 is arranged on the front side of the water-facing surface of the dam body 1.
The reverse method seamless waterproof construction process of the dam body comprises the following steps:
assembling and installing the inorganic composite ribs 3 according to the design;
arranging the inorganic composite ribs 3 according to different dam bodies 1;
the construction of the dam body 1 is that the construction of a seamless waterproof layer is carried out simultaneously from the structural foundation of the dam body 1 to the designed elevation of the ground floor, namely the structural construction of the dam body 1 is carried out and the inorganic composite ribs 3 are embedded according to the design requirement;
after the dam body 1 finishes a main body structure, pouring composite cement slurry into the grouting rib 3.1.1, pouring a water-based polymer gel material into the chemical grouting rib 3.1.2, and finally forming a seamless waterproof composite waterproof curtain layer in the dam body 1 structure, so that the design requirement of impermeability of the dam body 1 is met, and the piping problem of the dam body 1 is solved;
once the water leakage condition of the dam body 1 is found, the water-based polymer gel material is poured from the grouting opening of the horizontal rib 3.2 for repairing.
The above exemplary description of the present invention is provided, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or direct application to other occasions without improvement are all within the protection scope of the present invention.
Claims (9)
1. The utility model provides a dam body, its characterized in that, compound concrete waterproof board (2) are laid to the upstream face of this dam body (1), all are equipped with inorganic compound muscle (3) in compound concrete waterproof board (2), all are equipped with inorganic compound muscle (3) in the dam body (1) inside and the pile foundation of dam body (1) basis.
2. Dam body according to claim 1, characterised in that the inorganic composite rib (3) is a hollow tubular basalt fibre composite rib.
3. The dam according to claim 2, characterized in that the inorganic composite ribs (3) inside the dam (1) and in the pile foundation of the dam (1) are arranged in a three-dimensional grid comprising several layers of horizontal ribs (3.2) from top to bottom and several layers of vertical ribs (3.1) from the upstream to the downstream of the dam (1).
4. The dam body according to claim 3, characterized in that the vertical ribs (3.1) penetrating out of the top surface of the dam body 1 are grouting ribs (3.1.1) on both sides, the vertical rib (3.1) in the middle is a chemical grouting rib (3.1.2), the grouting rib (3.1.1) is filled with composite cement slurry, and the chemical grouting rib (3.1.2) is filled with a water-based polymer gel material.
5. The dam according to claim 4, characterized in that the end of the horizontal rib (3.2) close to the upstream face of the dam (1) is closed, the end penetrating the back face of the dam (1) is a grouting port, a plurality of circles of water permeable holes (3.2.1) are uniformly distributed on the horizontal rib (3.2), each circle of water permeable holes (3.2.1) comprises a plurality of water permeable holes (3.2.1), and a plurality of leakage sensors are arranged in the horizontal rib (3.2).
6. Dam according to claim 5, characterised in that the distance between the water permeable holes (3.2.1) of adjacent turns on the horizontal ribs (3.2) is 0.5 m to 1 m.
7. The dam body according to claim 3 wherein the distance between two adjacent layers of horizontal ribs (3.2) is 0.5 m to 5 m.
8. Dam according to claim 3, characterized in that the distance between two adjacent horizontal ribs (3.2) of the same horizontal layer is 1-2 m.
9. The dam according to claim 3 wherein the spacing between two adjacent layers of vertical ribs (3.1) is between 1 and 2 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921151210.5U CN210368864U (en) | 2019-07-22 | 2019-07-22 | Dam body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921151210.5U CN210368864U (en) | 2019-07-22 | 2019-07-22 | Dam body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210368864U true CN210368864U (en) | 2020-04-21 |
Family
ID=70273022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921151210.5U Active CN210368864U (en) | 2019-07-22 | 2019-07-22 | Dam body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210368864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258456A (en) * | 2019-07-22 | 2019-09-20 | 杨树东 | A kind of dam body and its seamless Waterproof Construction Technique of contrary sequence method |
-
2019
- 2019-07-22 CN CN201921151210.5U patent/CN210368864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258456A (en) * | 2019-07-22 | 2019-09-20 | 杨树东 | A kind of dam body and its seamless Waterproof Construction Technique of contrary sequence method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Wu et al. | Leaking behavior of shield tunnels under the Huangpu River of Shanghai with induced hazards | |
| CN108678777B (en) | Support method for tunnel fault fracture zone section | |
| CN206874310U (en) | One kind is applied to high pressure water enrichment tunnel decompression drainage arrangement | |
| CN110258658B (en) | Construction method for pre-judging and treating leakage of underground diaphragm wall | |
| CN201731178U (en) | Rigid waterproof sleeve | |
| CN108333109A (en) | A kind of concrete structure internal fissure monitoring device and method | |
| Luciani et al. | Tunnel waterproofing: available technologies and evaluation through risk analysis | |
| CN201520987U (en) | Flexible bag-type corrosion prevention device and anti-corrosion pile using same | |
| CN210368864U (en) | Dam body | |
| CN109989756B (en) | Method for preventing water inrush and sand collapse of thick-surface-soil thin-bedrock drilling shaft | |
| CN106284434A (en) | The anti-float method of a kind of underground structure and every oozing device | |
| CN108153988B (en) | Method for determining design parameters of deep horizontal water-stop curtain of foundation pit of strongly permeable stratum | |
| Yuan et al. | Experimental study on influencing factors associated with a new tunnel waterproofing for improved impermeability | |
| CN206635644U (en) | A kind of waterproof structure of highway bridge | |
| CN111706342A (en) | Shield end reinforcing method based on closed stratum in water-rich sandy gravel stratum | |
| CN113818904B (en) | Pipe jacking construction method for penetrating through leakage area of existing sewage pipe | |
| CN110258456A (en) | A kind of dam body and its seamless Waterproof Construction Technique of contrary sequence method | |
| JP3240417B2 (en) | Construction method of headrace tunnel and headrace tunnel | |
| CN214363658U (en) | Seamless waterproof structure of prestressed anchor rod reverse construction method | |
| CN109837911B (en) | Method for carrying out foundation pit supporting design by using double-liquid grouting | |
| CN211598755U (en) | Quick shutoff wall body of roof cutting entry retaining collecting space area gas | |
| CN107696660A (en) | The membranous type composite geo-membrane of three cloth of one side high temperature resistant impermeabilisation two | |
| CN210216392U (en) | Underground wall surrounding well structure | |
| CN202913497U (en) | Planomural winding pipeline plate-strip used for repairing rainy sewer pipeline | |
| CN208058152U (en) | Internal-rib enhances polyethylene helical bellows |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |