CN211571744U - Underground water development section side slope protective structure - Google Patents
Underground water development section side slope protective structure Download PDFInfo
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- CN211571744U CN211571744U CN201921899632.0U CN201921899632U CN211571744U CN 211571744 U CN211571744 U CN 211571744U CN 201921899632 U CN201921899632 U CN 201921899632U CN 211571744 U CN211571744 U CN 211571744U
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Abstract
The utility model relates to a groundwater development district side slope protective structure sets up the support infiltration ditch at slope surface upper-lower, supports the perpendicular embedding side slope of infiltration ditch and parallel longitudinal separation setting, sets up the skeleton bank protection between the adjacent support infiltration ditch, lays dry masonry stone in the skeleton hollow window. The utility model discloses can drain, draw the upper strata stagnant water and the spring water that the side slope part is revealed to play the effect of supporting the side slope, be applicable to the protection that ground water development district goes on the side slope.
Description
Technical Field
The utility model relates to a side slope protection technical field, concretely relates to groundwater development district side slope protective structure.
Background
In railway, highway and other engineering construction, slope water seepage is a common phenomenon, and thus cases of slope deformation and instability are also many. The slope has underground water activity, so that rock soil can be softened or corroded, the strength is reduced, the gliding force is increased, frost heaving is even generated in cold areas, the stability of the slope is reduced, and engineering accidents or environmental influences, such as slope instability, collapse, quicksand and flowing soil, can be caused if measures are improper or not in place, so that ground settlement, building deformation and water and soil resource environment deterioration are caused. Therefore, it is important to adopt a proper slope protection structure in the underground water development section.
Disclosure of Invention
The utility model aims at providing an underground water development district side slope protective structure carries out effectual protection to the side slope in underground water development district.
The utility model discloses the technical scheme who adopts does:
the utility model provides an underground water development district side slope protective structure which characterized in that:
supporting infiltration ditches are arranged on the slope surface of the side slope from top to bottom, the supporting infiltration ditches are vertically embedded into the side slope and are arranged in parallel at longitudinal intervals, a framework slope protection is arranged between every two adjacent supporting infiltration ditches, and dry masonry rubbles are laid in framework hollow windows.
The supporting infiltration ditch has a rectangular section, and the substrate is a slope, a ladder and a plane from top to bottom; the slope section is provided with an inverted filter layer; the plane of the step section is M10 grouted rubble, and the vertical surface is a sand-included pebble back-filtering layer; the plane section is M10 grouted rubble;
the two sides of the supporting infiltration ditch are sand-pebble inverted filter layers, dry rubbles are filled in the ditch, and the surface of the ditch is provided with a pointing of the surface of the dry rubbles.
The bottom of the supporting infiltration ditch is an M10 grouted rubble side ditch which is vertical to the infiltration ditch and sinks.
The framework slope protection adopts an arch-shaped, herringbone or lattice framework with a water cut edge, and the bottom surface of the framework is vertically embedded into a side slope; and laying sand and pebbles on the inner base of the hollow window of the framework, and filling dry rubbles.
The skeleton bank protection top edge is the band, and the bottom sets up the regional M10 stone setting piece lateral ditch intercommunication that sinks with supporting the infiltration ditch bottom of sinking.
The skeleton back of skeleton bank protection bottom sets up the recess, makes the top form and enlarges the end.
The utility model has the advantages of it is following:
the utility model discloses a structure comprises support infiltration ditch, skeleton bank protection and the interior dry piece stone bank protection triplex of skeleton hollow window, promptly: the side slope sets up one at a certain distance apart and supports the infiltration ditch, establishes skeleton bank protection (not fluting) between adjacent support infiltration ditch, lays dry masonry stone bank protection in the skeleton hole window, and the segmentation is under construction in proper order, and this structure can dredge side slope groundwater, improve side slope stability, strengthen domatic scour resistance, is the effective measure who prevents soil erosion and water loss.
Drawings
Fig. 1 is a structural diagram of the present invention.
FIG. 2 is a sectional view taken along line I-I.
FIG. 3 is a sectional view taken along line II-II.
FIG. 4 is a sectional view IV-IV.
Fig. 5 is a large sample diagram of node a.
FIG. 6 is a node B perspective view.
FIG. 7 is a longitudinal sectional view of the supporting infiltration trench.
FIG. 8 is a cross-section of the supporting infiltration trench.
In the figure, 1-edging, 2-dry rubble, 3-expansion joint, 4-ditch bottom, 5-arch skeleton top line, 6-supporting infiltration ditch, 7-skeleton, 8-sand-included pebble, 9-inverted filter layer, 10-dry rubble surface pointing, 11-sand-included pebble inverted filter layer, 12-M10 grouted rubble, and 13-M10 grouted rubble side ditch.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The utility model relates to a groundwater development district side slope protective structure dredges, draws upper layer stagnant water and spring water that row side slope part exposes to play the effect of supporting the side slope, top-down sets up the support infiltration ditch 6 on the slope surface of side slope, supports the perpendicular embedding side slope of infiltration ditch 6 and parallel longitudinal separation setting, interval 10.2 m. And a framework protection slope is arranged between the adjacent supporting seepage ditches 6, and dry rubbles 2 with the thickness of 0.40m are paved in the framework hollow window. The section of the supporting infiltration ditch 6 is rectangular and 2m wide, and the substrate is a slope, a ladder and a plane from top to bottom; the slope section is provided with an inverted filter layer 9; the plane of the step section is M10 grouted rubble 12, and the vertical surface is a sand-included pebble inverted filter layer 11; the flat section is M10 grouted rubble 12; the sand-pebble inverted filter layer 11 is arranged on two sides of the supporting infiltration ditch 6, namely between the rubble and the ditch wall, the dry rubble 2 filled in the ditch is used as a drainage layer, and the surface of the dry rubble is provided with a pointing 10 to prevent water on the ground from permeating. The bottom of the supporting infiltration ditch 6 is an M10 grouted rubble side ditch 13 which is vertical to the supporting infiltration ditch and sinks.
The skeleton slope protection has the functions of improving the slope stability, cutting and discharging water on the slope surface and reducing erosion, adopts an arch-shaped, herringbone or grid skeleton 7 with a water cutting edge, and adopts masonry of rubble (concrete blocks) or cast-in-place of concrete. The bottom surface of the framework 7 is vertically embedded into a side slope, the distance between the frameworks 7 is 3m, and the depth of the embedded side slope is 0.5 m; sand and pebbles 8 are paved on the base in the hollow window of the framework 7, and the dry rubble 2 is filled. The top edge of the framework slope protection is edged 1, and the bottom end is provided with a sinking area which is communicated with an M10 grouted rubble side ditch 13 supporting the ditch bottom of the infiltration ditch 6. The 7 backs of skeleton bank protection bottom set up the recess, make the top form the enlarged end, play the effect that prevents the gliding.
The utility model discloses a construction steps does: and constructing the sections (one section is arranged between adjacent supporting seepage ditches) in sequence according to the supporting seepage ditches, the framework slope protection and the hollow window slope protection engineering.
1. Supporting seepage ditch construction
(1) And (5) measuring the position of the infiltration trench.
(2) The groove is excavated by manually matching the machine from bottom to top, the two sides are smooth, and the bottom surface is flat.
(3) And paving the base mortar rubble layer after digging one section of the groove, wherein the surface is flat, and the water flowing surface longitudinal slope meets the requirement.
(4) Filling the rubbles layer by layer, wherein the layer thickness is about 30cm, and synchronously constructing a sand-gravel reverse filter layer.
(5) And after the infiltration ditch rubble is filled, dry-laying a rubble layer on the top surface of the infiltration ditch, and pointing with cement mortar.
2. Construction of skeleton slope protection
(1) After the adjacent supporting seepage ditches are constructed, the framework slope protection construction (without slotting) between the adjacent supporting seepage ditches is started.
(2) And arranging the skeleton positions according to the width of the slope.
(3) When the framework is built or poured, the joints of the framework are constructed firstly, and then other parts are constructed, wherein the two joints of the framework are at the same height.
(4) The framework construction is carried out from bottom to top and is closely attached to the slope surface, and the water flowing surface of the framework is smooth.
(5) And (5) synchronously constructing the water retaining edge and the framework.
3. Slope protection construction for hollow window
And after the framework construction is finished, the dry-masonry rubble slope protection project in the framework hollow window is started to be implemented.
(1) In each hollow window, the dry masonry revetment is carried out from bottom to top.
(2) The dry masonry stones are alternately planted and built, and the stones are staggered up and down.
(3) The inverted filter layer and the dry masonry stone are built synchronously.
The content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.
Claims (6)
1. The utility model provides an underground water development district side slope protective structure which characterized in that:
support infiltration ditches (6) are arranged on the slope surface of the side slope from top to bottom, the support infiltration ditches (6) are vertically embedded into the side slope and are arranged at parallel longitudinal intervals, a framework protection slope is arranged between every two adjacent support infiltration ditches (6), and dry masonry rubbles (2) are laid in framework hollow windows.
2. The underground water development district side slope protective structure of claim 1, characterized in that:
the section of the supporting infiltration ditch (6) is rectangular, and the base is a slope, a ladder and a plane from top to bottom; the slope section is provided with an inverted filter layer (9); the plane of the step section is M10 grouted rubble (12), and the vertical surface is a sand-included pebble reverse filter layer (11); the plane section is M10 grouted rubble (12);
the two sides of the supporting infiltration ditch (6) are provided with sand-pebble inverted filter layers (11), the ditch is filled with dry masonry stones (2), and the surface of the ditch is provided with a joint line (10) on the surface of the dry masonry stones.
3. The underground water development district side slope protective structure of claim 2, characterized in that:
the bottom of the supporting infiltration ditch (6) is an M10 grouted rubble side ditch (13) which is vertical to the supporting infiltration ditch and sinks.
4. The underground water development district side slope protective structure of claim 3, characterized in that:
the framework slope protection adopts an arch-shaped, herringbone or square framework (7) with a water cut edge, and the bottom surface of the framework (7) is vertically embedded into a side slope; sand and pebbles (8) are paved on the base in the hollow window of the framework (7), and dry rubbles (2) are filled.
5. The underground water development district side slope protective structure of claim 4, characterized in that:
the top edge of the framework slope protection is provided with an edging (1), and the bottom end of the framework slope protection is provided with a sinking area which is communicated with an M10 grouted rubble side ditch (13) supporting the ditch bottom of the infiltration ditch (6).
6. The underground water development district side slope protective structure of claim 5, characterized in that:
the back of the framework (7) at the bottom end of the framework slope protection is provided with a groove, so that an expansion end is formed above the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921899632.0U CN211571744U (en) | 2019-11-06 | 2019-11-06 | Underground water development section side slope protective structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921899632.0U CN211571744U (en) | 2019-11-06 | 2019-11-06 | Underground water development section side slope protective structure |
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| CN211571744U true CN211571744U (en) | 2020-09-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777817A (en) * | 2019-11-06 | 2020-02-11 | 中铁第一勘察设计院集团有限公司 | Side slope protection structure of underground water development section |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777817A (en) * | 2019-11-06 | 2020-02-11 | 中铁第一勘察设计院集团有限公司 | Side slope protection structure of underground water development section |
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