CN203808088U - Gabion gully detention structure for top of hydropower station slag yard - Google Patents
Gabion gully detention structure for top of hydropower station slag yard Download PDFInfo
- Publication number
- CN203808088U CN203808088U CN201420184552.8U CN201420184552U CN203808088U CN 203808088 U CN203808088 U CN 203808088U CN 201420184552 U CN201420184552 U CN 201420184552U CN 203808088 U CN203808088 U CN 203808088U
- Authority
- CN
- China
- Prior art keywords
- gabion
- gutter
- rubble
- slag yard
- drainage ditch
- 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.)
- Expired - Lifetime
Links
- 239000002893 slag Substances 0.000 title claims abstract description 37
- 239000004746 geotextile Substances 0.000 claims description 15
- 239000004575 stone Substances 0.000 claims description 15
- 238000009412 basement excavation Methods 0.000 claims description 7
- 239000011435 rock Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004062 sedimentation Methods 0.000 abstract description 4
- 239000004744 fabric Substances 0.000 abstract 3
- 238000010276 construction Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses a gabion gully detention structure for the top of hydropower station slag yard and belongs to the technical field of hydraulic engineering. The gabion gully detention structure comprises the slag yard and a drainage ditch foundation excavated along the top of the slag yard. A first gravel layer is arranged at the bottom of the drainage ditch foundation, geotechnical cloth is laid to the first gravel layer and two lateral walls, a second gravel layer is laid on the bottom-surface geotechnical cloth, a gabion matched with the structure of the drainage ditch foundation is arranged on the surface of the second gravel layer and on the surface of the geotechnical cloth on the two lateral walls, and the gabion is filled up with rock blocks. The gabion structure is arranged in the drainage ditch foundation excavated at the top of the slag yard, and the rock blocks are embedded into the gabion. Thus, the effect of improving the capacity for a drainage ditch to adapt to deformation of the slag yard is achieved, and the top drainage ditch structure can be well kept complete and is prevented from being broken in sedimentation of the slag yard.
Description
Technical field
The utility model belongs to hydraulic engineering technical field, relates to the water discharge technology of waste field, power station, specifically relates to Zha Chang top, a kind of power station gabion gully detention structure.
Background technology
Power station is generally built in mountain area, and follows the excavation of two sides side slope or engineering construction, will bring a large amount of wastes.For reducing the adverse effect of waste to environment, need to plan that special place unifies to stack to waste.Most of engineerings, because limited by landform, generally slag field is chosen in near the wide unwinding position at coombe exit or entrance of a clitch engineering services, and in the time that slag field is stacked into coombe exit or entrance of a clitch elevation, slag field will occupy the drainage channel of coombe.This just need to be at top, slag field or the massif toe position of slag field periphery build gutter, to connect coombe draining.And the gutter that is positioned at position, the foot of the hill need to be carried out certain excavation and could be formed discharge section, need top, gutter cover plate to be set or to carry out side slope spray anchor simultaneously, prevent that gutter from being destroyed by falling rocks or silting up, this has just affected the drainage effect in gutter, but also the cleaning of plumbing ditch and maintenance are made troubles.
Therefore, in prior art, there is building at Dumping Sites top the drainage pattern in gutter, as Chinese utility model patent CN203096697 discloses slag field structure after a kind of Earth and Rockfill Dam, be provided with gutter, top, slag field at slag field and earth and rockfill dam and massif intersection, be connected with earth and rockfill dam and massif gutter, can effectively discharge the water in coombe, can prevent again the destruction of side slope to gutter, reduce the protection amount of slag field engineering.But because the sedimentation of slag field is large, even fracture failure often can be damaged because slag field deformation is excessive in gutter, top.Therefore, how to improve problem that gutter, top, slag field adapts to slag field deformation ability and become the key technical problem in gutter, top, slag field.
Utility model content
In order to address the above problem, the utility model provides Zha Chang top, a kind of power station gabion gully detention structure, has reached the effect that improves gutter, slag field adaptive deformation ability.
The utility model is achieved by following technical solution.
Zha Chang top, a kind of power station gabion gully detention structure, comprise slag field and the basis, gutter along top, slag field excavation, in described gutter, foundation bottom is established first floor rubble, on described first floor rubble and two side, be equipped with geotextiles, in the geotextiles of bottom surface, lay second layer rubble, establish at described second layer rubble and geotextiles surface, both sides the gabion matching with gutter foundation structure, and be filled with piece stone in described gabion.
Described gabion is galvanized wire cage or lattice guest protection pad; The thickness of described first floor rubble and second layer rubble is respectively 0.1～0.3m.
The beneficial effects of the utility model are:
Zha Chang top, a kind of power station described in the utility model gabion gully detention structure, by establish gabion structure in the basis, gutter of top, slag field excavation, and in gabion pointing piece stone, reach and improved the effect that gutter adapts to slag field deformation ability, keep well gutter, top structural integrity, avoid it to rupture because of the sedimentation of slag field; Because space between gabion material and piece stone is larger, can realize Quick drainage simultaneously; In addition, this structure construction technique is simple, has saved engineering quantity, can effectively reduce construction investment.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure: 1-gabion, 2-piece stone, 3-geotextiles, 4-first floor rubble, 5-second layer rubble, basis, 6-gutter, 7-slag field.
Detailed description of the invention
Further describe the technical solution of the utility model below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figure 1, Zha Chang top, a kind of power station described in the utility model gabion gully detention structure, comprise slag field 7 and the basis, gutter 6 along slag field 7 top excavations, establish first floor rubble 4 in 6 bottoms, basis, described gutter, on described first floor rubble 4 and two side, be equipped with geotextiles 3, in bottom surface geotextiles 3, lay second layer rubble 5, establish at described second layer rubble 5 and both sides geotextiles 3 surfaces the gabion 1 matching with basis, gutter 6 structures, and be filled with piece stone 2 in described gabion 1; Described gabion 1 is galvanized wire cage or lattice guest protection pad.
In the technical program, the material that gabion 1 and geotextiles 3 provide according to general producer; Piece stone 2 should be that saturated compressive strength is more than 40MPa, the rock of comparatively fresh, and piece stone 2 can not adopt mud stone or meet the Rock Species of water easy disintegrating, and particle diameter generally should be not less than 20cm; It is more than 40MPa that the rubble material of first floor rubble 4 and second layer rubble 5 should be saturated compressive strength, the rock of comparatively fresh, and particle diameter should be not more than 10cm.Wherein the paving of first floor rubble 4 and second layer rubble 5 to fill out thickness be respectively 0.1～0.3m, it is 0.2～1.2m that the paving of piece stone is filled out thickness, concrete size designs according to the sectional dimension on basis, gutter 6, the slope of both sides, gutter is than being any slope ratio.
While construction in gutter: first according to the scale of slag field 7, require to carry out the excavation on basis, gutter 6 according to discharge section at 7 tops, slag field, and adopt digging machine or other construction tools to tamp a little to 6 bottom surfaces, basis, gutter and both sides; Then lay first floor rubble 4, after rubble has been laid, carry out the construction of geotextiles 3, then lay second layer rubble 5 in the geotextiles 3 at base plate position; Then the gabion 1 mating with gutter cross sectional shape is routed in gutter, makes it cover gutter bottom second layer rubble 5 and both sides geotextiles; Ready block of stone of filling 2 closely knit in the most backward gabion 1, or artificial direct the gabion assembling 1 employing or mechanical hoisting to structural plane are laid in gutter, until filled, finish construction.
When rainwater or coombe draining enter in gutter, top, slag field, because piece stone gap is larger, can realize free drainage and infiltration; Water in gutter is along with gap between gutter and piece stone is discharged in slag drainage channel after the match; because the geotextiles structure of bottom, gutter is protected gutter; can not take away the silt on basis, gutter; and a small amount of silt from coombe row; under the stopping of piece stone that also can be in gutter, cushioned or sedimentation in piece crack of stone gap; thereby avoid silt to be discharged in a large number in slag drainage channel after the match, drainage channel is impacted and silted up.
Embodiment of the present utility model is not limited to above-described embodiment, within the various variations of making under the prerequisite that does not depart from the utility model aim all belong to protection domain of the present utility model.
Claims (3)
1. Zha Chang top, power station gabion gully detention structure, comprise slag field (7) and the basis, gutter (6) along top, slag field (7) excavation, it is characterized in that: establish first floor rubble (4) in bottom, basis, described gutter (6), on described first floor rubble (4) and two side, be equipped with geotextiles (3), at the upper second layer rubble (5) of laying of bottom surface geotextiles (3), establish at described second layer rubble (5) and both sides geotextiles (3) surface the gabion (1) matching with basis, gutter (6) structure, and in described gabion (1), be filled with piece stone (2).
2. Zha Chang top, a kind of power station according to claim 1 gabion gully detention structure, is characterized in that: described gabion (1) is galvanized wire cage or lattice guest protection pad.
3. Zha Chang top, a kind of power station according to claim 1 gabion gully detention structure, is characterized in that: the thickness of described first floor rubble (4) and second layer rubble (5) is respectively 0.1～0.3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184552.8U CN203808088U (en) | 2014-04-16 | 2014-04-16 | Gabion gully detention structure for top of hydropower station slag yard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184552.8U CN203808088U (en) | 2014-04-16 | 2014-04-16 | Gabion gully detention structure for top of hydropower station slag yard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203808088U true CN203808088U (en) | 2014-09-03 |
Family
ID=51446868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420184552.8U Expired - Lifetime CN203808088U (en) | 2014-04-16 | 2014-04-16 | Gabion gully detention structure for top of hydropower station slag yard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203808088U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105002860A (en) * | 2015-04-17 | 2015-10-28 | 中国电建集团贵阳勘测设计研究院有限公司 | Method and structure for preventing and controlling differential settlement of tail canal foundation of power generation plant |
| CN105951674A (en) * | 2016-06-29 | 2016-09-21 | 中国电建集团北京勘测设计研究院有限公司 | Water bank protecting structure for water inlet/ outlet of pumped storage power station and construction method |
| CN109024487A (en) * | 2018-09-04 | 2018-12-18 | 中交第二公路勘察设计研究院有限公司 | A kind of guard system and its construction method that cold area's reservoir stability antiseepage is freeze proof |
| CN114075819A (en) * | 2021-11-23 | 2022-02-22 | 成都大学 | Energy dissipation structure for preventing flood discharge channel from scouring from both sides in alpine regions and flood discharge channel structure |
| CN114164802A (en) * | 2021-11-12 | 2022-03-11 | 青海九零六工程勘察设计院有限责任公司 | Gabion structure for preventing flood drainage channel from frost heaving damage in high and cold areas and construction method |
| CN114164845A (en) * | 2021-11-12 | 2022-03-11 | 青海九零六工程勘察设计院有限责任公司 | Water interception and drainage system for underground water-containing sloping field and implementation method thereof |
-
2014
- 2014-04-16 CN CN201420184552.8U patent/CN203808088U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105002860A (en) * | 2015-04-17 | 2015-10-28 | 中国电建集团贵阳勘测设计研究院有限公司 | Method and structure for preventing and controlling differential settlement of tail canal foundation of power generation plant |
| CN105951674A (en) * | 2016-06-29 | 2016-09-21 | 中国电建集团北京勘测设计研究院有限公司 | Water bank protecting structure for water inlet/ outlet of pumped storage power station and construction method |
| CN109024487A (en) * | 2018-09-04 | 2018-12-18 | 中交第二公路勘察设计研究院有限公司 | A kind of guard system and its construction method that cold area's reservoir stability antiseepage is freeze proof |
| CN114164802A (en) * | 2021-11-12 | 2022-03-11 | 青海九零六工程勘察设计院有限责任公司 | Gabion structure for preventing flood drainage channel from frost heaving damage in high and cold areas and construction method |
| CN114164845A (en) * | 2021-11-12 | 2022-03-11 | 青海九零六工程勘察设计院有限责任公司 | Water interception and drainage system for underground water-containing sloping field and implementation method thereof |
| CN114164845B (en) * | 2021-11-12 | 2023-07-25 | 青海九零六工程勘察设计院有限责任公司 | Underground water-containing sloping field intercepting and draining system and implementation method thereof |
| CN114075819A (en) * | 2021-11-23 | 2022-02-22 | 成都大学 | Energy dissipation structure for preventing flood discharge channel from scouring from both sides in alpine regions and flood discharge channel structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |