CN213448420U

CN213448420U - Side slope drainage structure

Info

Publication number: CN213448420U
Application number: CN202022075552.2U
Authority: CN
Inventors: 詹伟; 余以强; 肖旦强; 胡智; 叶霄
Original assignee: Zhejiang Scientific Research Institute of Transport
Current assignee: Zhejiang Scientific Research Institute of Transport
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-15
Anticipated expiration: 2030-09-21

Abstract

The utility model provides a side slope drainage structure, includes side slope, drilling, water drainage tank and drain pipe, and the domatic water drainage tank that is provided with of side slope, the multiunit drilling has been laid to the inside of side slope, and the drilling divide into the filling section and the hole section that permeates water, and the inside packing of filling section has the inflation filler that absorbs water, and the bottom fixed mounting of the hole section that permeates water has the magnet tube, and the inside of drilling is provided with the drain pipe. This side slope drainage structures adopts the mode of double drain pipe, when the hole section cavity that permeates water is aquatic less, directly through drainage pipe water inlet drainage, when whole side slope water content is great, the inflation filler that absorbs water fully absorbs water, drive flexible hose section extension, the drainage pipe water inlet extends to the magnet pipe and to the interface, realize increase drainage pipe diameter and increase outlet and the difference in height of the cavity that permeates water, realize the increase of displacement, after the abundant drainage water yield reduces, the inflation filler that absorbs water restores, flexible hose section restoration under the effect of magnetic force, the water inlet breaks away from the interface.

Description

Side slope drainage structure

Technical Field

The utility model relates to a road engineering technical field especially relates to a side slope drainage structure.

Background

Rainfall-type landslides are widely distributed in China, including Yunobuan areas, loess areas and southeast coastal areas, and particularly, shallow-layer soil landslides frequently occur in Zhejiang, Fujian, Jiangxi and other areas in the southeast coastal areas. Taking Zhejiang province as an example, because Zhejiang province is greatly influenced by typhoon every year, rainfall is large in 7-9 months every year, soil on the surface layer of a mountain is filled with water, the weight of the soil is increased, mechanical properties are greatly reduced, and landslide is caused to occur frequently in addition to a large number of human engineering activities such as road, railway and civil building excavation in recent years. Generally, the landslide is not large in quantity, but often occurs along villages and roads, and great threats are brought to lives and properties of people. In addition, the rise of the underground water level of the slope body caused by rainfall infiltration triggers the occurrence of landslide, and is also an important factor for the formation and evolution of landslide. The rising of the underground water level of the slope is an accumulation process of rainfall infiltration, continuous and effective drainage measures are adopted, the underground water which enters the infiltration slope is drained in time, and the method has important significance for controlling and preventing landslide disasters.

The main drainage measures of the current side slope are as follows: surface drainage ditches, drainage blind ditches, water collecting wells for pumping water, horizontal drainage holes, underground drainage holes and the like. The drainage capacity of the surface drainage measures such as surface drainage ditches, drainage blind ditches and the like is limited, and only slope surface drainage can be carried out, and underground water seeped into the slope body cannot be drained; the water collection well needs power and frequent management for water pumping, the energy consumption is high, and the use cost is high; the horizontal drain hole is easy to block in the natural drainage process due to small inclination angle, so that the long-term effectiveness of a drainage channel is influenced; the underground drainage hole has long construction period, complex process and high cost. Therefore, a method for sucking and draining the underground water of the side slope is still lacked so far, and the exploration of a new economic and efficient side slope drainage technology is still urgent.

SUMMERY OF THE UTILITY MODEL

Based on the current problem that exists among the background art, the utility model provides a side slope drainage structures.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a side slope drainage structure, includes side slope, drilling, water drainage tank and drain pipe, the domatic water drainage tank that is provided with of side slope, multiunit drilling has been laid to the inside of side slope, the drilling divide into the filling section and the hole section that permeates water, the inside packing of filling section has the inflation filler that absorbs water, the bottom fixed mounting who permeates water the hole section has the magnet pipe, the inside of drilling is provided with the drain pipe, the drain pipe extends the bottom that runs through water drainage tank to side slope, the water inlet of drain pipe inserts in the hole section that permeates water, the drain pipe is close to water inlet position department and is provided with one section flexible hose section, the drain pipe is close to water inlet position department fixed mounting and has two sets of magnetic paths, the bottom of side slope is provided with the side ditch.

Preferably, the outer side of the section of the drain pipe penetrating through the drain tank is wrapped with geotextile.

Preferably, the end of the side ditch far away from the side slope is fixedly provided with a cylinder, and the output end of the cylinder is fixedly provided with a filter residue net.

Preferably, the opening of the magnetic pipe is a horn-shaped opening, the top end of the magnetic pipe is provided with a butt joint used in match with the water inlet, and a limit ring is arranged inside the butt joint.

Preferably, the outer wall of the grass planting pipe is provided with threads, and through holes penetrating through the grass planting pipe are uniformly formed in the side wall between the threads.

Preferably, the water inlet of the water discharge pipe and the butt joint port of the magnetic pipe are in the same axis, and the diameter of the butt joint port is slightly larger than that of the water inlet.

Preferably, one side of the side ditch close to the side slope is fixedly provided with a motor and a water pump through a base, and a water inlet of the water pump is communicated with a water outlet of the water drainage pipe through a water suction pipe.

The utility model has the advantages that:

1. the side slope drainage structure adopts a double-drainage-pipe-opening mode, when water in the cavity of the water permeable hole section is less, the water is directly drained through a water inlet of the drainage pipe under the siphon action, and the accumulated water on the side slope is drained to a side ditch through the drainage pipe;

2. when the water content of the whole side slope is large and the water level is high, the water-absorbing expansion filler fully absorbs water and expands, the magnetic block arranged on the extrusion drain pipe moves forwards, so that the telescopic hose section is driven to extend, the water inlet of the drain pipe extends to the butt joint of the magnetic pipe, water enters through the horn-shaped water inlet of the magnetic pipe at the moment, the increase of the diameter of the drain pipe and the height difference between the drain outlet and the water-permeable cavity are realized, the water-absorbing expansion filler expands and extrudes the drain pipe, the pressure is applied to the drain pipe, the increase of the drain flow is realized, after the fully drained water amount is reduced, the water-absorbing expansion filler is restored, the telescopic hose;

3. when the negative pressure of the side slope water penetration section is insufficient or a large amount of bubbles are generated in the drainage pipe, and siphon drainage cannot work effectively, the external power device is connected with the water pump to realize passive pumping of underground water in the side slope, and the water pump can provide initial conditions for siphon drainage at the same time, so that siphon negative pressure drainage can be performed normally;

4. grass planting pipes are buried at the upper parts of the side slopes, grass seeds grow in the grass planting pipes, and the upper parts of the side slopes are guaranteed to be stable under the combined action of grass quilts and the grass planting pipes;

5. be provided with cylinder and filter residue net in the side slope bottom side ditch, accessible cylinder with promote the filter residue net, will collect the rubbish and propose, the clearance of the interior rubbish of side ditch of being convenient for.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the water discharge when the water level is high;

FIG. 3 is a schematic view of the water suction and drainage of the external power device when the emergency response of the utility model is started;

fig. 4 is a schematic structural view of the magnetic tube 7 of the present invention;

FIG. 5 is a schematic view of the straw planting tube 10 of the present invention;

in the figure 1, a side slope; 2. a filling section; 3. a water-swellable filler; 4. a water permeable pore section; 5. a magnetic block; 6. drilling; 7. a magnetic tube; 8. a flexible hose section; 9. a water discharge tank; 10. straw planting pipes; 11. geotextile; 12. a drain pipe; 13. side ditches; 14. a cylinder; 15. filtering a residue net; 16. a motor; 17. a suction pipe; 18. a water pump; 19. a base; 20. a butt joint port; 21. a limiting ring; 22. a through hole; 23. and (4) threading.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a side slope drainage structures, includes side slope 1, drilling 6, water drainage tank 9 and drain pipe 12, its characterized in that: the slope surface of the side slope 1 is provided with a drainage channel 9, the drainage channel 9 is used for installing a drainage pipe 12 of a drainage part, a plurality of groups of drill holes 6 are distributed in the side slope 1, the drill holes 6 are divided into a filling section 2 and a permeable hole section 4, a water-absorbing expansion filler 3 is filled in the filling section 2, underground water can enter a cavity through the permeable hole section 4, a magnetic pipe 7 is fixedly installed at the bottom end of the permeable hole section 4, the drainage pipe 12 is arranged in the drill holes 6, the drainage pipe 12 extends through the drainage channel 9 to the bottom of the side slope 1, a water inlet of the drainage pipe 12 is inserted into the permeable hole section 4, when the underground water level in the slope body rises to cause that the water level elevation of the drainage pipe 12 is larger than that of a water outlet, the underground water in the permeable hole section 4 naturally flows out from the siphon drainage pipe 12 under the action of the water level elevation, a negative pressure is formed in the cavity of the permeable hole section, the position of the drain pipe 12 close to the water inlet is provided with a section of flexible hose section 8, the position of the drain pipe 12 close to the water inlet is fixedly provided with two groups of magnetic blocks 5, when the water in the cavity of the water permeable hole section 4 is less, the water is directly drained through the water inlet of the drain pipe 12, when the water content of the whole side slope is larger, the water-absorbing expansion filler 3 fully absorbs water and expands, the flexible hose section 8 is driven to extend, the water inlet of the drain pipe 12 extends to a butt joint port 20 of the magnetic pipe 7, so that the water enters through the water inlet of the magnetic pipe 7, the water inlet of the magnetic pipe 7 is arranged in a trumpet shape, the water inlet flow is increased, the height difference between the cavity and the water outlet is improved, the drainage of the cavity accumulated water is further accelerated, when the cavity accumulated water is reduced, the water-absorbing expansion filler 3 is gradually reduced, meanwhile, the magnetic pipe 7 and the magnetic blocks 5 repel each other, the bottom of side slope 1 is provided with side ditch 13, and side ditch 13 is used for the drainage of side slope 1 rainwater and secret ponding, and grass planting pipe 10 has been buried underground at the top of side slope 1, and grass planting pipe 10 is used for consolidating the top stability of side slope 1.

The utility model discloses in: the outside of the section of the drain pipe 12 penetrating through the drainage channel 9 is wrapped with the geotextile 11, and the geotextile 11 can prolong the service life of the drain pipe 12 and prevent corrosion and microorganism damage.

The utility model discloses in: one end fixed mounting that side ditch 13 kept away from side slope 1 has cylinder 14, and the output end fixed mounting of cylinder 14 has filter residue net 15, and filter residue net 15 is used for collecting side slope 1 rubbish, and cylinder 14 can promote filter residue net 15, the clearance of the side ditch 13 of being convenient for.

The utility model discloses in: the opening of magnet pipe 7 is the tubaeform opening, and the tubaeform can increase into water flow, and the top of magnet pipe 7 is provided with interface 20 with the use of water inlet collocation, and the inside of interface 20 is provided with spacing ring 21, and in drain pipe 12's water inlet got into interface 20, spacing ring 21 can control drain pipe 12's entering length, prevents that drain pipe 12 from getting into too deeply and influencing drainage efficiency.

The utility model discloses in: the outer wall of grass planting pipe 10 is provided with screw thread 23, and the lateral wall between screw thread 23 evenly is equipped with the through-hole 22 that runs through grass planting pipe 10, can place the grass kind in advance in grass planting pipe 10, and the back is grown in grass kind development, can help strengthening the top stability of side slope 1 together with grass planting pipe 10.

The utility model discloses in: the water inlet of the water discharge pipe 12 and the butt joint port 20 of the magnetic pipe 7 are in the same axis, and the diameter of the butt joint port 20 is slightly larger than that of the water inlet, so that the water inlet of the water discharge pipe 12 can smoothly enter the butt joint port 20 of the magnetic pipe 7.

The utility model discloses in: one side of the side ditch 13 close to the side slope 1 is fixedly provided with a motor 16 and a water pump 18 through a base 19, and the water inlet of the water pump is communicated with the water outlet of the water discharge pipe 12 through a water suction pipe 17, so that the underground water in the side slope 1 is passively discharged.

Example 1: when the water in the cavity of the water permeable hole section 4 is less, the negative pressure of the cavity of the water permeable hole section 4 can meet the initial siphon condition, so that the accumulated water in the cavity of the water permeable hole section 4 can be naturally and actively discharged to the side ditch 13 under the siphon action by directly passing through the water inlet of the water discharge pipe 12.

Example 2: when 1 water content of whole side slope is great, the inflation of fully absorbing water of the inflation filler 3 that absorbs water, drive flexible hose section 8 extension, the drain pipe 12 water inlet extends to magnet tube 7 to interface 20, thereby it intakes to pass through magnet tube 7 water inlet, magnet tube 7 water inlet sets up to loudspeaker form, the increase is gone into the water flow, improve the difference in height of cavity and delivery port, further accelerate the discharge of cavity ponding, reduce when cavity ponding, the inflation filler 3 that absorbs water reduces gradually,

magnet tube

7 and 5 homopolar repels of magnetic path simultaneously, accelerate the reduction of the dehydration of the inflation filler 3 that absorbs water and the reduction of flexible hose section 8 under magnetic force.

Example 3: when meeting extreme weather like emergent drainage of continuous heavy precipitation, if use side slope 1 to permeate water hole section 4 negative pressure not enough to be difficult to implement siphon initiative drainage, or produce a large amount of bubbles in the drain pipe 12 and hinder siphon drainage, be linked together the water inlet of water pump 18 with the delivery port of drain pipe 12 through the pipe 17 that absorbs water this moment, open motor 16 and water pump 18, realize drawing water passively of the inside groundwater of side slope 1 through water pump 18, water pump 12 can provide the initial negative pressure value of siphon drainage simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a side slope drainage structures, includes side slope (1), drilling (6), water drainage tank (9) and drain pipe (12), its characterized in that: the slope surface of the side slope (1) is provided with a drainage channel (9), a plurality of groups of drilled holes (6) are distributed in the side slope (1), the drilled holes (6) are divided into a filling section (2) and a water permeable hole section (4), the filling section (2) is filled with a water-absorbing expansion filler (3), the bottom end of the water permeable hole section (4) is fixedly provided with a magnetic pipe (7), the inside of the drilled holes (6) is provided with a drainage pipe (12), the drainage pipe (12) extends through the drainage channel (9) to the bottom of the side slope (1), a water inlet of the drainage pipe (12) is inserted into the water permeable hole section (4), a section of flexible hose (8) is arranged at a position, close to the water inlet, of the drainage pipe (12) is fixedly provided with two groups of magnetic blocks (5), and a side ditch (13) is arranged at the bottom of the side slope (1), the top of the side slope (1) is embedded with a grass planting pipe (10).

2. A slope drainage structure as claimed in claim 1, wherein: the outer side of the pipe section of the drain pipe (12) penetrating through the drain tank (9) is wrapped with geotextile (11).

3. A slope drainage structure as claimed in claim 1, wherein: one side fixed mounting that side slope (1) was kept away from in gutter (13) has cylinder (14), the output fixed mounting of cylinder (14) has filter residue net (15).

4. A slope drainage structure as claimed in claim 1, wherein: the opening of magnetic tube (7) is the horn shape opening, and the top of magnetic tube (7) is provided with interface (20) with the water inlet collocation use, and the inside of interface (20) is provided with spacing ring (21).

5. A slope drainage structure as claimed in claim 1, wherein: the outer wall of the grass planting pipe (10) is provided with threads (23), and through holes (22) penetrating through the grass planting pipe (10) are uniformly formed in the side wall between the threads (23).

6. A slope drainage structure according to claim 1 or 4, wherein: the water inlet of the water discharge pipe (12) and the butt joint port (20) of the magnetic pipe (7) are in the same axis, and the diameter of the butt joint port (20) is slightly larger than that of the water inlet.

7. A slope drainage structure as claimed in claim 1, wherein: one side of the side ditch (13) close to the side slope (1) is fixedly provided with a motor (16) and a water pump (18) through a base (19), and the water inlet of the water pump (18) is communicated with the water outlet of the drain pipe (12) through a water suction pipe (17).