CN110820915A - Side slope drainage system - Google Patents
Side slope drainage system Download PDFInfo
- Publication number
- CN110820915A CN110820915A CN201911160308.1A CN201911160308A CN110820915A CN 110820915 A CN110820915 A CN 110820915A CN 201911160308 A CN201911160308 A CN 201911160308A CN 110820915 A CN110820915 A CN 110820915A
- Authority
- CN
- China
- Prior art keywords
- ball valve
- siphon
- valve chamber
- starting device
- chamber
- 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.)
- Withdrawn
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/20—Siphon pipes or inverted siphons
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention provides a side slope drainage system, which comprises a drill hole, a starting device and the like, wherein a declined drill hole is formed by drilling on a bank side slope, a drain pipe is placed in the drill hole, a water inlet of the drain pipe is positioned at the bottom of the drill hole, a water outlet of the drain pipe is connected with the starting device, the diameter of the drain pipe is 4mm, the starting device is placed in river water, the starting device is fixed with the bottom of a riverbed, the starting device comprises a ball valve chamber A, a ball valve chamber B, a ball valve A, a ball valve B, a water outlet pipe A, a water outlet pipe B, an upper chamber, a lower chamber, a paddle, a rotating shaft, a rotating wheel, a connecting rod and a plug body, the ball valve chamber A and the ball valve chamber B are respectively placed in the ball valve chamber A and the ball valve chamber B, the drain pipe is connected with the ball valve chamber A, one end of the water outlet pipe A is connected with the, the density of ball valve A, ball valve B is greater than water, and the pivot is installed at lower cavity, and the one end and the runner of pivot are connected, and the other end of pivot stretches out the shell and is connected with the paddle, and the connecting rod is connected between runner and cock body, and the hookup location of connecting rod and runner is at the eccentric position of runner, and the cock body separates last cavity and lower cavity.
Description
Technical Field
The invention belongs to the field of geotechnical engineering, and particularly relates to a side slope drainage system and method, which are suitable for a riverbank roadbed side slope.
Background
Most landslides are induced by the rise of the water table in the slope caused by infiltration of rainfall. The rising of the underground water level of the slope body is an accumulation process of rainfall infiltration, and continuous effective drainage measures are adopted to drain the underground water entering the infiltration slope body in real time, so that the occurrence of a large number of landslide disasters can be reduced. For projects such as railways and highways, the stability of the roadbed slope is important for the traffic safety, and the slope drainage technology has been studied in a large quantity.
The horizontal gravity type drainage system is low in drainage efficiency, long in drilling and prone to blockage after being used for a long time; the underground drainage hole is complex in construction, large in engineering quantity and high in cost; the sump well needs a permanent power source for pumping water and is difficult to maintain. Aiming at the existing side slope drainage method, experts propose a siphon drainage technology, and the side slope siphon drainage method has the advantages of convenient arrangement of drain holes, strong water collection capacity, good drainage effect, small required drilling length, high engineering construction speed and the like.
Disclosure of Invention
The invention aims at the defects that when the slope drainage is performed by using a siphon drainage method in the prior art, the siphon action is suspended because the underground water level is reduced, the vacuum degree in the siphon pipe is reduced, and the siphon action is difficult to restore automatically. Aiming at the side slope along the river bank, a drainage system and a drainage method suitable for the side slope of the river bank are provided, the water power of the side slope of the river bank is utilized, air accumulated in a siphon pipe can be pumped away after the siphon action is stopped, the vacuum degree of the siphon pipe is increased, and the siphon action is recovered to restart the drainage process.
The technical scheme of the invention is as follows: a side slope drainage system comprises a drill hole, a siphon pipe and a starting device, wherein a declined drill hole is formed by drilling on a side slope of a river bank, the siphon pipe is placed in the drill hole, a water inlet of the siphon pipe is positioned at the bottom of the drill hole, a water outlet of the siphon pipe is connected with the starting device, the diameter of the siphon pipe is 4mm, the starting device is placed in river water, the starting device is fixed with the bottom of a river bed, the starting device comprises a ball valve chamber A, a ball valve chamber B, a ball valve A, a ball valve B, a water outlet pipe A, a water outlet pipe B, an upper chamber, a lower chamber, a paddle, a rotating shaft, a rotating wheel, a connecting rod and a plug body, the ball valve chamber A and the ball valve chamber B are respectively placed in the ball valve chamber A and the ball valve chamber B, the siphon pipe is connected with the ball valve chamber A, one end of the siphon pipe A is connected, the density of ball valve A, ball valve B is greater than water, and the pivot is installed at lower cavity, and the one end and the runner of pivot are connected, and the other end of pivot stretches out the shell and is connected with the paddle, and the connecting rod is connected between runner and cock body, and the hookup location of connecting rod and runner is at the eccentric position of runner, and the cock body separates last cavity and lower cavity.
Furthermore, the side slope drainage system can be arranged on a plurality of river bank side slopes.
Furthermore, the vertical distance between the hole opening and the hole bottom of the drilling hole is more than 2m higher than the height of the water column corresponding to the local atmospheric pressure, and the diameter of the drilling hole is more than 75 mm.
Furthermore, one or more siphon pipes are arranged, and one or more starting devices are arranged.
Furthermore, the starting device is made of corrosion-resistant materials.
Furthermore, the siphon adopts a PU pipe or a PA pipe.
A side slope drainage method comprises the following steps:
(1) analyzing the buried depth of the underground water level of the side slope and the underground water level line to be controlled through the investigation of the geological conditions of the side slope engineering, and drilling a declined drill hole to enter the position below the safe underground water level line of the side slope; the drill holes can be drilled at different positions of the slope surface and are determined according to factors such as the type of the slope rock-soil body, the gradient, the rainfall characteristics of the slope area, the construction method and the like;
(2) one end of a siphon is placed in the drill hole, the other end of the siphon is placed in river water, the siphon is filled with water in a reverse direction, after gas in the siphon is discharged, the reverse filling of water is stopped, the other end of the siphon is connected with a starting device, then the starting device is fixedly connected with a river bed, and slope underground water flows through the siphon and a water outlet pipe A and is discharged into a river;
(3) after rainfall occurs, the river water line rises, the paddle is impacted by water flow to rotate, the rotating shaft and the plug body are driven to move, the plug body moves downwards, the upper chamber forms negative pressure, the ball valve A moves upwards, the ball valve B moves downwards, and gas in the siphon pipe is sucked into the upper chamber; the plug body moves upwards, the pressure of the upper chamber is increased, the ball valve A moves downwards, the ball valve B moves upwards, gas in the upper chamber is discharged from the water outlet pipe B, the plug body moves circularly, air accumulated in the siphon pipe is continuously discharged, the vacuum degree of the siphon pipe is increased, the siphon action is recovered, and the side slope is subjected to siphon drainage normally;
(4) the river water level rises and submerges the blades, the plug stops moving, and the slope underground water flows through the siphon pipe and the water outlet pipe A and is discharged into the river;
(5) rainfall again and the river water line rises, repeating the above process.
The invention has the following advantages:
1. the invention converts water flow energy into plug motion kinetic energy by using the blades, pumps away air accumulated in the siphon tube, increases the vacuum degree in the siphon tube, provides power for siphon action and provides guarantee for self-recovery of siphon action.
2. The siphon is started by utilizing hydrodynamic force, external force is not needed, and manual operation is not needed.
3. The device can play a role in synchronously rising the river water level along with the occurrence of rainfall, and can stop working along with the submergence of the river water level for starting the device.
4. The invention can provide larger suction force by utilizing the pressure difference produced by river power, can frequently remove silt in the siphon pipe and prevent the siphon pipe from being silted up.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the downward movement of the plug body of the actuating device of the present invention;
FIG. 3 is a schematic view of the upward movement of the plug body of the actuating device of the present invention;
FIG. 4 is a schematic illustration of the shutdown state of the present invention;
in the figure: the device comprises a river bank slope 1, a drill hole 2, a siphon 3, an underground water level line 4, a starting device 5, a ball valve chamber A51, a ball valve chamber B52, a ball valve A53, a ball valve B54, a water outlet pipe A55, a water outlet pipe B56, an upper chamber 57, a paddle 58, a rotating shaft 59, a rotating wheel 60, a connecting rod 61, a plug body 62, a shell 63, a lower chamber 64 and a river water level line 7.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that the examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Example 1
As shown in fig. 1-3, a slope drainage system comprises a borehole 2, a siphon 3, and a starting device 5, wherein a declined borehole 2 is drilled on a bank slope 1, the siphon 3 is placed in the borehole 2, a water inlet of the siphon 3 is positioned at the bottom of the borehole 2, a water outlet of the siphon 3 is connected with the starting device 5, the diameter of the siphon 3 is 4mm, the starting device 5 is placed in river water, the starting device 5 is fixed with the bottom of a river bed, the starting device 5 comprises a ball valve chamber a 51, a ball valve chamber B52, a ball valve a53, a ball valve B54, a water outlet pipe a 55, a water outlet pipe B56, an upper chamber 57, a lower chamber 64, a paddle 58, a rotating shaft 59, a rotating wheel 60, a connecting rod 61, and a plug 62, the ball valve chamber a 51, the ball valve chamber B52 are connected with the upper chamber 57, the ball valve a53 and the ball valve B54 are respectively placed in the, the siphon pipe 3 is connected with the ball valve chamber A51, one end of the water outlet pipe A55 is connected with the siphon pipe 3, the other end of the water outlet pipe A55 is placed below the lowest water level line of a river, the water outlet pipe B56 is connected with the ball valve chamber B52, the densities of the ball valves A53 and B54 are higher than that of water, the rotating shaft 59 is installed in the lower chamber 64, one end of the rotating shaft 59 is connected with the rotating wheel 60, the other end of the rotating shaft 59 extends out of the shell 63 to be connected with the paddle 58, the connecting rod 61 is connected between the rotating wheel 60 and the plug body 62, the connecting position of the connecting rod 61 and the rotating wheel 60 is at the eccentric position of the rotating wheel. The side slope drainage system is arranged on a plurality of side slopes 1 of the river bank. The vertical distance between the hole opening of the drill hole 2 and the hole bottom is more than 2m higher than the height of the water column corresponding to the local atmospheric pressure, and the diameter of the drill hole 2 is more than 75 mm. One or more siphon pipes 3 are provided, and one or more actuating devices 5 are provided. The starting device 5 is made of corrosion-resistant material. The siphon 3 is PU pipe or PA pipe.
A side slope drainage method comprises the following steps:
(1) analyzing the buried depth of the underground water level of the side slope and the underground water level line 4 to be controlled through the investigation of the geological conditions of the side slope engineering, and drilling a declined drill hole 1 below the underground water level line 4 of the side slope safety; the drill holes 2 can be drilled at different positions of the slope surface and are determined according to factors such as the type of a slope rock-soil body, the slope, the rainfall characteristics of a slope region, a construction method and the like;
(2) one end of a siphon 3 is placed in the drill hole 2, the other end of the siphon 3 is placed in river water, the siphon 3 is filled with water in a reverse direction, after gas in the siphon 3 is discharged, the reverse filling of water is stopped, the other end of the siphon 3 is connected with a starting device 5, then the starting device 5 is fixedly connected with a river bed, and slope underground water flows through the siphon 3 and a water outlet pipe A55 and is discharged into a river;
(3) after rainfall occurs, the river water level 7 rises, the paddle 58 is impacted by water flow to rotate, the rotating shaft 59 and the plug body 62 are driven to move, the plug body 62 moves downwards, negative pressure is formed in the upper chamber 57, the ball valve A53 moves upwards, the ball valve B54 moves downwards, and gas in the siphon 3 is sucked into the upper chamber 57; the plug body 62 moves upwards, the pressure of the upper chamber 57 is increased, the ball valve A53 moves downwards, the ball valve B54 moves upwards, gas in the upper chamber 57 is discharged from the water outlet pipe B56, the plug body 62 moves circularly, air accumulated in the siphon pipe 3 is continuously discharged, the vacuum degree of the siphon pipe 3 is increased, the siphon action is recovered, and the slope is normally siphoned and drained;
(4) as shown in fig. 4, the river water level 7 rises and submerges the paddle 58, the plug 62 stops moving, and the slope groundwater flows through the siphon 3 and the water outlet pipe a 55 and is discharged into the river;
(5) the rainfall again occurs and the river level line 7 rises, repeating the above process.
Claims (5)
1. A side slope drainage system is characterized by comprising a drill hole 2, a siphon 3 and a starting device 5, wherein a declined drill hole is formed by drilling on a bank side slope, the siphon is placed in the drill hole, a water inlet of the siphon is positioned at the bottom of the drill hole, a water outlet of the siphon is connected with the starting device, the diameter of the siphon is 4mm, the starting device is placed in river water and is fixed with the bottom of a riverbed, the starting device comprises a ball valve chamber A, a ball valve chamber B, a ball valve A, a ball valve B, a water outlet pipe A, a water outlet pipe B, an upper chamber, a lower chamber, blades, a rotating shaft, a rotating wheel, a connecting rod and a plug body, the ball valve chamber A and the ball valve chamber B are connected with the upper chamber, the ball valve A and the ball valve B are respectively placed in the ball valve chamber A and the ball valve chamber B, the siphon is connected with the ball valve chamber A, the outlet pipe B is connected with ball valve chamber B, and ball valve A, ball valve B's density is greater than water, and the cavity under the pivot is installed, and the one end and the runner of pivot are connected, and the other end of pivot stretches out the shell and is connected with the paddle, and the connecting rod is connected between runner and cock body, and the hookup location of connecting rod and runner is in the eccentric position of runner, and the cock body separates last cavity and lower cavity.
2. A slope drainage system according to claim 1, wherein a plurality of slope drainage systems are provided on the bank slope.
3. The slope drainage system according to claim 1, wherein the vertical distance between the opening of the drilled hole and the bottom of the drilled hole is more than 2m higher than the height of the water column corresponding to the local atmospheric pressure, and the diameter of the drilled hole is more than 75 mm.
4. The slope drainage system according to claim 1, wherein said actuating means is made of a corrosion resistant material.
5. The slope drainage system according to claim 1, wherein said siphon pipe is PU pipe or PA pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911160308.1A CN110820915A (en) | 2019-11-23 | 2019-11-23 | Side slope drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911160308.1A CN110820915A (en) | 2019-11-23 | 2019-11-23 | Side slope drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110820915A true CN110820915A (en) | 2020-02-21 |
Family
ID=69558531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911160308.1A Withdrawn CN110820915A (en) | 2019-11-23 | 2019-11-23 | Side slope drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110820915A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425249A (en) * | 2020-03-30 | 2020-07-17 | 中铁二院工程集团有限责任公司 | Tunnel wind power drainage system |
| CN111794204A (en) * | 2020-07-16 | 2020-10-20 | 招商局重庆交通科研设计院有限公司 | Automatic drainage structure in side slope based on rainfall |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1386974A (en) * | 2002-06-27 | 2002-12-25 | 高占山 | Electric generator using sea wave energy |
| KR200475713Y1 (en) * | 2013-02-26 | 2014-12-24 | 현대중공업 주식회사 | Appratus for removing rainwater |
| CN106592546A (en) * | 2016-11-28 | 2017-04-26 | 浙江大学 | Device for assisting in side slope water drainage through cylinder with holes |
| CN108560693A (en) * | 2018-05-07 | 2018-09-21 | 浙江大学 | Side slope siphon drainge system starter and method |
| CN208072351U (en) * | 2018-03-29 | 2018-11-09 | 浙江大学 | A kind of siphoning installation of discharge slope underground water |
| CN109707443A (en) * | 2018-05-07 | 2019-05-03 | 范雲鹤 | A kind of renewable type tunnel drainage system and method |
-
2019
- 2019-11-23 CN CN201911160308.1A patent/CN110820915A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1386974A (en) * | 2002-06-27 | 2002-12-25 | 高占山 | Electric generator using sea wave energy |
| KR200475713Y1 (en) * | 2013-02-26 | 2014-12-24 | 현대중공업 주식회사 | Appratus for removing rainwater |
| CN106592546A (en) * | 2016-11-28 | 2017-04-26 | 浙江大学 | Device for assisting in side slope water drainage through cylinder with holes |
| CN208072351U (en) * | 2018-03-29 | 2018-11-09 | 浙江大学 | A kind of siphoning installation of discharge slope underground water |
| CN108560693A (en) * | 2018-05-07 | 2018-09-21 | 浙江大学 | Side slope siphon drainge system starter and method |
| CN109707443A (en) * | 2018-05-07 | 2019-05-03 | 范雲鹤 | A kind of renewable type tunnel drainage system and method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425249A (en) * | 2020-03-30 | 2020-07-17 | 中铁二院工程集团有限责任公司 | Tunnel wind power drainage system |
| CN111794204A (en) * | 2020-07-16 | 2020-10-20 | 招商局重庆交通科研设计院有限公司 | Automatic drainage structure in side slope based on rainfall |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110777910B (en) | River bank side slope drainage system | |
| CN110792474B (en) | Long tunnel drainage system | |
| CN201412129Y (en) | Gas recovery well machine liquid pumping and drainage gas recovery device | |
| CN110847961A (en) | Tunnel drainage system | |
| CN110671149B (en) | Drainage system of karst tunnel | |
| CN102261304B (en) | Rocker arm type ocean wave driven piston pump | |
| CN110820915A (en) | Side slope drainage system | |
| CN108035423B (en) | Potential energy pressurized rainwater drainage and storage system and method for sponge city | |
| CN110685746A (en) | Automatic tunnel drainage system | |
| CN106592544A (en) | Device for assisting in side slope water drainage through wave energy | |
| CN110805050B (en) | Coast side slope drainage system | |
| CN105672349B (en) | Prevent the step siphoning installation and method of low water head difference siphon inner air tube accumulation | |
| CN110805051B (en) | Drainage system along river slope | |
| WO2023173569A1 (en) | Method for treating underground water disaster of weak-permeability soil layer slope | |
| CN205348204U (en) | Light well point precipitation system | |
| CN202360063U (en) | Automatic degassing and recovering device for oil well casing | |
| CN211898560U (en) | Integrated pump well equipment | |
| CN108286259A (en) | A kind of soft soil foundation base pit dewatering device | |
| CN111962540A (en) | Automatic drainage box | |
| CN117803044B (en) | Combined well salty and fresh water synchronous exploitation recharging device and method thereof | |
| CN110952525A (en) | Segmented plug flow type drain pipe, drainage device and drainage method | |
| CN220266612U (en) | Foundation pit dewatering lifting drainage device | |
| CN201106177Y (en) | Directly-inserting type light steel tube precipitation well | |
| CN220644324U (en) | Pressure relief and water utilization structure for underground water rich building | |
| CN214245858U (en) | Anti-floating drainage structure for underground structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200221 |
|
| WW01 | Invention patent application withdrawn after publication |