CN211395743U - Water accumulation preventing and draining structure of retaining wall of mountain road - Google Patents
Water accumulation preventing and draining structure of retaining wall of mountain road Download PDFInfo
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- CN211395743U CN211395743U CN201922070018.XU CN201922070018U CN211395743U CN 211395743 U CN211395743 U CN 211395743U CN 201922070018 U CN201922070018 U CN 201922070018U CN 211395743 U CN211395743 U CN 211395743U
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Abstract
The utility model relates to a mountain area road retaining wall ponding drainage structures of preventing belongs to retaining wall drainage technical field, including gravity type retaining wall, gravity type retaining wall is close to hillside one side packing and has the rubble drainage blanket, gravity type retaining wall includes base and wall body, the water catch bowl has been seted up along self length direction to the roof of base, the cross sectional shape of water catch bowl is the triangle-shaped of falling, the bottom of wall body sets up to the triangle point portion with water catch bowl shape matched with, the edge an organic whole that the hillside was kept away from to the base is built by laying bricks or stones and is had vertical barricade, the escape canal has been seted up to the base, the one end of escape canal and the bottom intercommunication of water catch bowl, the other end is. The groundwater that oozes in rainwater and the hillside that the hillside was flowed down along the hillside on the mountain top, too much when coming too late to discharge, groundwater from the catchment of base top, to the escape canal of its lower extreme point portion collect, and flow out gravity type retaining wall to effectively avoid groundwater to deposit in base and wall body seam crossing, drainage effect is better.
Description
Technical Field
The utility model relates to a retaining wall drainage technology field, in particular to ponding drainage structures is prevented to mountain area road retaining wall.
Background
The retaining wall drainage facility is a drainage measure which is set for dredging the soil moisture behind the wall, preventing the ground water from infiltrating downwards, preventing the accumulated water behind the wall from forming hydrostatic pressure, reducing the frost heaving pressure of the backfill soil in cold areas and eliminating the expansion pressure of the clay filler after soaking.
Chinese patent with publication number CN209178973U discloses an anti-clogging drainage structure for retaining walls of mountain roads, which comprises a gravity type retaining wall, wherein a porous concrete permeable layer is poured on the left side of the gravity type retaining wall, a plurality of broken stone drainage layers are filled on the left side of the porous concrete permeable layer, a geotextile isolation layer is paved between the broken stone drainage layers, and compacted two-lime soil is paved on the top surfaces of the porous concrete permeable layer and the broken stone drainage layers; gravity type retaining wall includes trapezoidal wall body and wall body support, and the bottom of trapezoidal wall body is equipped with to connect and rubs the arch with the hands, and wall body support top is equipped with to connect and rubs the recess with the hands, and trapezoidal wall body connect rub the arch with the hands peg graft in connecing and rub the recess with the hands, be equipped with slope outlet and horizontal outlet in the trapezoidal wall body, and open in the outside of wall body support has the escape canal. Through changing and filling rubble drainage blanket and geotechnological cloth isolation layer in trapezoidal wall place ahead, can have with earth and trapezoidal wall isolated, keep the smooth outlet on the trapezoidal wall.
However, the height difference exists between the wall support and the horizontal drain pipes on the trapezoidal wall, so that the drainage of underground water on the wall support is incomplete, the underground water is easy to remain at the included angle between the wall support and the trapezoidal wall, and the wall support and the trapezoidal wall are corroded after being soaked in the underground water for a long time, so that the improvement is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mountain area road retaining wall ponding prevention drainage structures, it is better to have the drainage effect, effectively avoids the advantage of ponding siltation on the base.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a mountain area road retaining wall ponding drainage structures, includes gravity type retaining wall, gravity type retaining wall is close to hillside one side packing and has the rubble drainage blanket, gravity type retaining wall includes base and wall body, the water catch bowl has been seted up along self length direction to the roof of base, the cross sectional shape of water catch bowl is the triangle-shaped of falling, the bottom of wall body sets up to putting forward the portion with water catch bowl shape matched with triangle, the edge an organic whole that the hillside was kept away from to the base is built by laying bricks or stones and is had vertical barricade, the escape canal has been seted up in the base, the lateral wall of the hillside is kept away from to the base is opened to the one end in escape canal and the.
Through above-mentioned technical scheme, the mountain top is along the rainwater that the hillside flows down and the groundwater that oozes in the hillside, flow in the rubble drainage blanket during rubble drainage blanket, impurity and earth filter the back in the rainwater through the rubble drainage blanket, flow in the below earth, and too much too late exhaust seepage water in the rubble drainage blanket flows in the base top, and under the guiding of catch basin both sides slope, assemble to sharp portion in the gap between base and the wall body contact surface, flow out gravity type retaining wall in the escape canal opening of last lower extreme in the catch basin, thereby effectively avoid groundwater to deposit the corruption that causes at base and wall body seam crossing, drainage effect is better, improve the life of gravity type retaining wall.
The utility model discloses further set up to: the wall body is internally provided with a plurality of inclined drain holes which are distributed on the wall body at intervals.
Through above-mentioned technical scheme, when infiltration groundwater is too much in rubble drainage bed, groundwater flows in from the slope wash port that the wall body is close to on the hillside one side and flows from the wall body one side that is close to the barricade to effectively alleviate the intraformational groundwater pressure of rubble drainage, the groundwater is discharged with higher speed, improves the drainage effect.
The utility model discloses further set up to: and a geotextile isolation layer is fixedly laid on the side wall of the wall body close to the hillside.
Through above-mentioned technical scheme, the geotechnological cloth isolation layer filters the groundwater that the wash port flowed in on following the wall body slope, can completely cut off the interior rubble of groundwater and rubble drainage layer and impurity outside the slope wash port to effectively keep the slope wash port unblocked, improve the drainage effect.
The utility model discloses further set up to: be provided with the wall of permeating water between wall body and the barricade, the wall of permeating water includes steel reinforcement cage and garrulous stone wall, steel reinforcement cage sets up on the base along base length direction is fixed, a side and barricade contact, another side and the wall body contact of steel reinforcement cage, garrulous stone wall is filled in steel reinforcement cage.
Through above-mentioned technical scheme, add steel reinforcement cage and garrulous stone wall on the base to place the wall body activity on the base that the wall of permeating water is close to hillside one side, thereby make the base have better toughness, thereby adapt to the hillside to the different position department pressures of gravity type retaining wall, effectively reduce the shear force crack that gravity type retaining wall appears, improve gravity type retaining wall life.
The utility model discloses further set up to: the opening of the drainage ditch on the base extends to the lower part of the permeable wall along the length direction of the slope of the water collection tank.
Through above-mentioned technical scheme, the groundwater that slopes the wash port from the wall body flows into the rubble wall in the permeable wall to in permeating the water catch bowl of rubble wall inflow below base, and flow out the base from the escape canal in the rubble wall below water catch bowl, thereby accelerate groundwater discharge speed on the base, improve drainage effect.
The utility model discloses further set up to: the top of the wall body is fixedly provided with an upper baffle plate, and the upper baffle plate covers the upper part of the permeable wall.
Through above-mentioned technical scheme, hillside water flow is too big, when exceeding gravity type retaining wall drainage peak, and the flowing water flows through from the top of wall body overhead gage on the hillside to effectively avoid the hillside flowing water to wash silt and impurity into the permeable wall in, with the water permeability who remains the permeable wall throughout, improve drainage effect.
The utility model discloses further set up to: the base is provided with a through hole, an anchor rod is fixedly arranged in the through hole in a penetrating mode, and the lower end of the anchor rod inclines towards the two sides of the base.
Through above-mentioned technical scheme, the stock that is the splayed and arranges is worn to establish fixedly on the base to increase the fixed intensity of base and bottom surface, make gravity type retaining wall be difficult for appearing turning on one's side, promote gravity type retaining wall's stability.
The utility model discloses further set up to: the wall body is close to the one side on hillside and is the inclined plane, the top of wall body is less end.
Through above-mentioned technical scheme, contact the one side with wall body and hillside and set up to the slope to decompose the horizontal pressure of hillside to gravity type retaining wall, effectively avoid gravity type retaining wall to appear tipping, improve gravity type retaining wall's stability.
To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:
when too much rainwater flows down along the hillside on the top of a mountain and underground water seeps from the hillside, the underground water flows into the upper part of the base and flows out of the gravity type retaining wall from a drainage ditch at the tip part of the lowest end of the water collection tank under the guidance of inclined planes on two sides of the water collection tank, so that the underground water is effectively prevented from silting at the joint of the base and the wall body, and the drainage effect is better;
secondly, a reinforcement cage and a gravel wall are added on the base, and the wall body is movably placed on the base on one side, close to the hillside, of the permeable wall, so that the base has better toughness, pressure of the hillside on different positions of the gravity type retaining wall is adapted, shearing force cracks of the gravity type retaining wall are effectively reduced, and the service life of the gravity type retaining wall is prolonged;
the anchor rods arranged in the splayed shape are fixedly arranged on the base in a penetrating mode, so that the strength of the base and the strength of the bottom surface are increased, the gravity type retaining wall is not prone to side turning, and the stability of the gravity type retaining wall is improved.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic view of the layered cross-sectional structure of the present invention.
Reference numerals: 1. a gravity retaining wall; 11. a base; 111. perforating; 112. an anchor rod; 12. a wall body; 121. inclining the drain hole; 122. a geotextile isolation layer; 123. an upper baffle plate; 2. a gravel drainage layer; 3. a water collection tank; 4. retaining walls; 5. a drainage ditch; 6. a permeable wall; 61. a reinforcement cage; 62. and (4) breaking the stone wall.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the water-retaining and water-draining structure of the mountain road retaining wall comprises a gravity type retaining wall 1, wherein the gravity type retaining wall 1 comprises a base 11 and a wall body 12. The gravity type retaining wall 1 is close to and still fills rubble drainage blanket 2 between hillside one side and the hillside, and rubble drainage blanket 2 comprises the fritter rubble. The base 11 relies on the hillside setting, and the base 11 is gone up to run through and has been seted up perforation 111, and perforation 111 is provided with one along 11 width direction of base, and there is the nodical point in the top of base 11 two axis extension lines of perforation 111. The bolt fixedly connected with in the perforation 111 inserts the stock 112 in the earth, and perforation 111 and stock 112 are equipped with the multiunit along the even interval of base 11's length direction, utilize to be connected between stock 112 and the ground, increase base 11 and grab the land fertility.
As shown in fig. 1 and 2, the top wall of the base 11 is provided with a water collecting tank 3 along the length direction thereof, and the cross section of the water collecting tank 3 is in the shape of an inverted triangle. The top wall of the base 11 is located at the edge position of the water collecting tank 3 far away from the hillside, and the vertical retaining wall 4 is integrally cast and formed. The roof of base 11 is located and is provided with permeable wall 6 on the inclined plane of water catch bowl 3 keeping away from hillside one side, and permeable wall 6 includes steel reinforcement cage 61 and rubble wall 62, and steel reinforcement cage 61 is pi type, pours the in-process at base 11 and fixes with base 11 an organic whole. The gravel wall 62 is composed of large crushed stones and is filled with the reinforcement cage 61. The side wall of the permeable wall 6 far away from the hillside is contacted with the retaining wall 4 on the base 11.
As shown in fig. 1 and 2, a drainage ditch 5 is formed in the base 11, one end of the drainage ditch 5 is communicated to the position right below the tip end of the water collection tank 3, the opening of the drainage ditch 5 in the water collection tank 3 is opened and extended to the position below the reinforcement cage 61 along the width direction of the inclined surface of the side, away from the hill, of the water collection tank 3, and the other end of the drainage ditch 5 is communicated to the outside through the side wall, away from the hill, of the base 11.
As shown in fig. 1 and 2, a wall 12 is further placed on the base 11, the wall 12 is formed by pouring concrete, and the bottom of the wall 12 is matched with the water collecting tank 3 and is provided with a downward-contracted tip. The side of the wall 12 close to the hillside is an inclined surface, and the top end of the wall 12 is a smaller end. A plurality of parallel inclined drainage holes 121 are spaced in the wall body 12, and one end of each inclined drainage hole 121 close to the hillside is a higher end, and the other end is a lower end and faces the permeable wall 6. The side wall of the wall body 12 close to the permeable wall 6 is contacted with the permeable wall 6.
As shown in fig. 1 and 2, a geotextile isolation layer 122 is fixed on the wall 12 close to the hillside and provided with the inclined drainage hole 121 through bolts and is used for isolating sand from entering the inclined drainage hole 121. The top of the wall body 12 is also integrally formed with an upper baffle 123, the cross section of the upper baffle 123 is L-shaped, one end of the L is connected with the edge of the top wall of the wall body 12, which is close to the permeable wall 6, and the other end of the L is vertically downward from one side of the permeable wall 6, which is far away from the hillside.
The specific working process is as follows: the rainwater that the hillside was flowed down along the hillside on the mountain top and the groundwater that oozes in the hillside, flow in rubble drainage blanket 2 during through rubble drainage blanket 2, after impurity and earth filter in the rainwater through rubble drainage blanket 2, flow in the below earth, and too much too late exhaust seepage water flows in base 11 top in rubble drainage blanket 2, and lead downwards at 3 both sides inclined plane of water catch bowl, assemble to sharp portion in the gap between base 11 and the 12 contact surface of wall body, flow out gravity type retaining wall 1 in 5 openings in the last escape canal of lower extreme in the water catch bowl 3, thereby effectively avoid groundwater to deposit the corruption that causes at base 11 and 12 seam crossing of wall body, the drainage effect is better, improve the life of gravity type retaining wall 1.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a mountain area road retaining wall ponding prevention drainage structures, includes gravity type retaining wall (1), gravity type retaining wall (1) are close to hillside one side and are filled there is rubble drainage blanket (2), its characterized in that: gravity type retaining wall (1) includes base (11) and wall body (12), water catch bowl (3) have been seted up along self length direction to the roof of base (11), the cross sectional shape of water catch bowl (3) is triangle-shaped, the bottom of wall body (12) sets up to triangle point portion with water catch bowl (3) shape matched with, the edge an organic whole that hillside was kept away from in base (11) is built by laying bricks or stones and is had vertical barricade (4), escape canal (5) have been seted up in base (11), the lateral wall of the hillside is kept away from to base (11) is opened to the one end of escape canal (5) and the bottom intercommunication, the other end of water catch bowl (3).
2. The accumulated water drainage preventing structure of the retaining wall of the mountain road according to claim 1, wherein: inclined drain holes (121) are formed in the wall body (12), and a plurality of inclined drain holes (121) are distributed on the wall body (12) at intervals.
3. The accumulated water drainage preventing structure of the retaining wall of the mountain road according to claim 2, wherein: and a geotextile isolation layer (122) is fixedly laid on the side wall of the wall body (12) close to the hillside.
4. The accumulated water drainage preventing structure of the retaining wall of the mountain road according to claim 1, wherein: be provided with between wall body (12) and barricade (4) permeable wall (6), permeable wall (6) includes steel reinforcement cage (61) and rubble wall (62), steel reinforcement cage (61) are fixed to be set up on base (11) along base (11) length direction, a side and barricade (4) contact, another side and wall body (12) contact of steel reinforcement cage (61), rubble wall (62) are filled in steel reinforcement cage (61).
5. The accumulated water drainage preventing structure of the retaining wall of the mountain road according to claim 4, wherein: the opening of the drainage ditch (5) on the base (11) extends to the lower part of the permeable wall (6) along the length direction of the slope of the water collection tank (3).
6. The accumulated water drainage preventing structure of the retaining wall of the mountain road according to claim 5, wherein: an upper baffle (123) is fixedly arranged at the top of the wall body (12), and the upper baffle (123) covers the upper part of the permeable wall (6).
7. The accumulated water drainage preventing structure of the retaining wall of the mountain road according to claim 1, wherein: the base (11) is provided with a through hole (111), an anchor rod (112) is fixedly arranged in the through hole (111) in a penetrating mode, and the lower end of the anchor rod (112) inclines towards two sides of the base (11).
8. A water accumulation preventing drainage structure of a mountain road retaining wall as claimed in any one of claims 1 to 7, wherein: one side of the wall body (12) close to the hillside is an inclined plane, and the top end of the wall body (12) is a smaller end.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922070018.XU CN211395743U (en) | 2019-11-26 | 2019-11-26 | Water accumulation preventing and draining structure of retaining wall of mountain road |
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| CN201922070018.XU CN211395743U (en) | 2019-11-26 | 2019-11-26 | Water accumulation preventing and draining structure of retaining wall of mountain road |
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| CN211395743U true CN211395743U (en) | 2020-09-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837482A (en) * | 2022-06-07 | 2022-08-02 | 西南交通大学 | In-situ precipitation slag pit and installation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837482A (en) * | 2022-06-07 | 2022-08-02 | 西南交通大学 | In-situ precipitation slag pit and installation method thereof |
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