CN215759117U - Soil body is faced upward to one side and is drained pipe - Google Patents
Soil body is faced upward to one side and is drained pipe Download PDFInfo
- Publication number
- CN215759117U CN215759117U CN202120607569.XU CN202120607569U CN215759117U CN 215759117 U CN215759117 U CN 215759117U CN 202120607569 U CN202120607569 U CN 202120607569U CN 215759117 U CN215759117 U CN 215759117U
- Authority
- CN
- China
- Prior art keywords
- pipe
- drain pipe
- soil body
- steel sleeve
- pvc
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- 239000002689 soil Substances 0.000 title claims abstract description 68
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 99
- 239000010959 steel Substances 0.000 claims abstract description 99
- 239000004744 fabric Substances 0.000 claims description 12
- 239000004746 geotextile Substances 0.000 abstract description 15
- 238000001223 reverse osmosis Methods 0.000 abstract description 14
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 32
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008707 rearrangement Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a soil body elevation and inclination drain pipe which comprises a steel sleeve and a PVC drain pipe, wherein the steel sleeve inclines upwards at an angle and is inserted into a soil body, drain holes are uniformly formed in the periphery of the pipe wall, the PVC drain pipe penetrates through the steel sleeve, reverse-osmosis geotextile is wound between the PVC drain pipe and the steel sleeve, and the drain holes are uniformly formed in the pipe wall of the upper semicircle of the circular section of the PVC drain pipe. The steel sleeve plays a certain supporting role in a soil body, after the PVC drainage pipe is blocked and loses efficacy due to overlong service time, the PVC drainage pipe can be taken out together with the reverse osmosis geotextile to be cleaned or replaced and then put into the steel sleeve again, and the problems that the existing inclined drainage hole loses efficacy after being used for a long time and cannot recover the original function and can only be laid again are solved. The utility model is easy to realize, has lower requirement on construction equipment, convenient and quick operation, flexibility and multiple purposes, can be applied to various scenes of soil body drainage and drainage, effectively controls the development of unstable conditions of the soil body, can recycle materials and saves the maintenance cost.
Description
Technical Field
The utility model belongs to the technical field of soil body drainage, and particularly relates to a soil body upward and oblique drainage pipe.
Background
In the operation period of highways and railways, the filling of local areas such as roadbed slopes, filling and excavating junction sections, platform back filling sections and the like often needs to be drained, after water sources such as rainfall, underground water and the like permeate into the slopes, water in the soil body can deform the soil body or damage the stability, and if the water cannot be timely drained, the side slopes are greatly damaged. The oblique drain hole is an economical and effective soil body drainage method proven by practice, and the common method is to wrap a geotextile inverted filter layer outside a plastic drain pipe and put the geotextile inverted filter layer into a water-containing soil body for seepage drainage. Under the premise of correct construction, the drainage holes can generally effectively play a drainage role in the initial stage, but as the service life of the drainage holes is prolonged, under the influence of a plurality of factors including chemistry, physics, biology and the like, the reverse filtration function of the reverse filtration layer is gradually weakened until the drainage holes fail, and the drainage holes are gradually clogged and finally lose the drainage function. The failure rate of the drainage holes of the road and railway side slopes reaches 100% in one year of traffic operation, and the existing treatment method is to pull out the original drainage pipe to be discarded and lay a new drainage hole beside the original drainage pipe.
Therefore, a novel soil body elevation and inclination drain pipe needs to be provided for solving the problems that the existing elevation and inclination drain hole is invalid after being used for a long time, and the original function cannot be recovered, and only the drain pipe can be laid again.
SUMMERY OF THE UTILITY MODEL
The utility model provides a soil body is faced upward to one side drain pipe for solve current face upward to one side drain hole and become invalid and can't resume the problem that original function can only lay again after long-time the use.
The technical scheme adopted by the utility model is as follows: the utility model provides a soil body is faced upward oblique drain pipe which characterized in that it includes steel casing pipe and PVC drain pipe, evenly open around the steel casing pipe wall has the outlet, steel casing pipe tilt up an angle insert in the soil body and the other end stretches out outside the soil body, be provided with the PVC drain pipe in the steel casing pipe, evenly open on the semicircular pipe wall on the circular cross-section of PVC drain pipe has the outlet, twine on the PVC drain pipe and turn over and ooze geotechnological cloth.
Furthermore, one end of the steel sleeve inserted into the soil body is provided with a conical concrete pipe shoe, and the pipe shoe penetrates into the steel sleeve through embedded steel bars at the bottom of the cone and is fixed.
Furthermore, both ends and the middle position of the PVC drain pipe are provided with annular baffles, and the inner edges of the annular baffles are fixedly connected with the outer wall of the PVC drain pipe.
Furthermore, the diameter of the outer edge of the annular baffle is smaller than the inner diameter of the steel sleeve, and the annular baffle is clamped in the steel sleeve after penetrating into the steel sleeve.
The utility model has the following beneficial effects:
1. the wall of the steel sleeve pipe is uniformly provided with a plurality of drainage holes, so that water in all directions in a soil body can more conveniently permeate into the steel sleeve pipe. The PVC drain pipe is arranged in the steel sleeve pipe, a plurality of drainage holes are uniformly formed in the upper half pipe wall of the PVC drain pipe, the PVC drain pipe is wound with the reverse osmosis geotextile, the reverse osmosis geotextile can prevent silt from entering the PVC drain pipe, the drainage holes of the PVC drain pipe are prevented from being blocked, and meanwhile, the PVC drain pipe has a certain water absorption effect and can absorb water in a soil body. The PVC drain pipe is not provided with a drain hole only on the pipe wall of the lower semicircle of the section, so that water entering the PVC drain pipe can be collected on the lower half part of the pipe. During steel casing pipe and PVC drain pipe all leaned on an angle and penetrated the soil body, and steel casing pipe and PVC drain pipe one end all stretch out outside the soil body, the water that the PVC drain pipe the latter half of being more convenient for was compiled is discharged from the soil body. The steel sleeve plays a certain supporting role in a soil body, after the PVC drain pipe is blocked and loses efficacy due to overlong service time, the PVC drain pipe can be taken out together with the reverse osmosis geotextile to be cleaned or replaced and then put into the steel sleeve again, the problems that the existing reverse osmosis drainage hole loses efficacy after being used for a long time and cannot restore the original function and can only be laid again are solved, the replacement of the PVC drain pipe and the reverse osmosis geotextile are more time-saving and labor-saving than the rearrangement of the drainage hole, and the cost is saved.
2. The end part of one end of the steel sleeve is provided with a conical concrete pipe shoe, embedded steel bars at the bottom of the pipe shoe can be inserted into the steel sleeve for fixing and positioning, and the conical pipe shoe can play a role in propping up soil when the steel sleeve is driven into the steel sleeve, is more convenient for the steel sleeve to be driven into a soil body and can play a certain role in fixing the soil body.
3. PVC drain pipe both ends and intermediate position all are equipped with ring baffle, ring baffle and PVC drain pipe fixed connection, and ring baffle's diameter is greater than PVC drain pipe diameter and slightly is less than the steel casing pipe internal diameter, and ring baffle plays certain seal effect in the steel casing pipe, makes the steel casing pipe collect the water that comes in and can only discharge through the PVC drain pipe, prevents not fully filterable muddy water from flowing between steel casing pipe and the PVC drain pipe. Meanwhile, when the PVC drain pipe drives the annular baffle to stretch into and draw out of the steel sleeve, the annular baffle can be used for scraping and cleaning soil entering from the position of the drain hole in the inner wall of the steel sleeve, and the PVC drain pipe is prevented from being blocked by too much entering soil. Meanwhile, the PVC drain pipe can be positioned in the middle of the steel sleeve by the aid of the annular baffle, water in all directions of a soil body can be collected conveniently, and operation convenience of drawing and replacing the PVC drain pipe and reverse-osmosis geotextile is improved. The annular baffle at the middle position of the PVC drain pipe can divide the reverse osmosis geotextile into two parts, so that the two reverse osmosis geotextiles can be replaced respectively according to different use failure degrees.
4. The outward flange diameter of ring baffle slightly is less than the steel casing pipe internal diameter, and when the convenience penetrated PVC drain pipe area ring baffle steel casing pipe, ring baffle can block in the steel casing pipe, played certain fixed action, and ring baffle seals the space between PVC drain pipe and the steel casing pipe simultaneously, prevents not having flowed out between PVC drain pipe and the steel casing pipe through the filterable water of anti-geotechnological cloth.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall structure of the present invention;
FIG. 3 is a partial cross-sectional view of the outer end of a steel casing soil body of the present invention;
FIG. 4 is a schematic view of the structure of the PVC drainpipe of the present invention;
FIG. 5 is a schematic representation of the steel casing structure of the present invention.
In the figure: 1. steel casing; 2. a PVC drain pipe; 3. a water drain hole; 4. a pipe boot; 5. reverse-permeating the geotextile; 6. an annular baffle.
Detailed Description
The technical solution 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: the utility model provides a soil body is faced upward to oblique drain pipe, its includes steel casing pipe 1 and PVC drain pipe 2, steel casing pipe 1 tilt up 7 insert the soil body in, steel casing pipe 1 inserts the higher soil body one end of exposing the external one end of soil body lower, and the water in the soil body of conveniently collecting is discharged. The steel sleeve 1 is a steel pipe with the diameter of 80mm, four rows of water drainage holes 3 with the diameter of 10mm are formed in the pipe walls of the upper direction, the lower direction, the left direction and the right direction of the section of the steel sleeve 1 along the extension direction of the pipe, and the water in the soil around the steel sleeve 1 can be collected into the steel sleeve 1 through the water drainage holes 3. PVC drain pipe 2 has been worn to steel casing 1 inside, PVC drain pipe 2's outside winding has 2-3 layers to reverse ooze geotechnological cloth 5, and reverse ooze geotechnological cloth 5 and have certain filtering action to the water that collects from the soil body, can block earth and get into PVC drain pipe 2 and avoid blockking up, reverse oozing geotechnological cloth 5 simultaneously also has certain water absorption effect, more does benefit to and absorbs near the water in the soil and comes. PVC drain pipe 2 is diameter 60 mm's PVC pipe, is the plum blossom form and evenly opens three rows of diameter and is 7 mm's outlet 3 on the pipe wall of its cross-section of extending direction, left and right three direction along the pipe, and the lower semicircle region in PVC drain pipe 2 cross-section does not set up outlet 3, makes water can follow the first half and get into PVC drain pipe 2 and collect the latter half of PVC drain pipe 2, outside the other end of steel casing pipe 1 stretched out the soil body, and the water that the inside PVC drain pipe 2 of being convenient for will be collected was discharged from the soil body. The steel sleeve 1 plays a certain supporting role in the soil body, after the PVC drain pipe 2 is blocked and loses efficacy due to overlong service time, the PVC drain pipe 2 can be taken out together with the reverse osmosis geotextile 5 to be cleaned or replaced and then put into the steel sleeve 1 again, the problems that the existing reverse osmosis drain hole loses efficacy after being used for a long time and cannot restore the original function and can only be re-arranged are solved, the replacement of the PVC drain pipe 2 and the reverse osmosis geotextile 5 are more time-saving and labor-saving than the re-arrangement of the drain hole, and the cost is saved.
One end of the steel sleeve 1 which is driven into the soil body is provided with a conical concrete pipe shoe 4, so that the steel sleeve 1 can be driven into the soil body more conveniently by a mechanical tamping mode. The embedded steel bars at the conical bottom of the pipe shoe 4 penetrate into the steel sleeve 1, the embedded steel bars ensure that the pipe shoe 4 is aligned with the end position of the steel sleeve 1, and the conical structure is more beneficial to the steel sleeve 1 to be driven into a soil body.
2 both ends of PVC drain pipe and intermediate position all are equipped with ring baffle 6, 6 inward flange of ring baffle and 2 fixed connection of PVC drain pipe, the diameter of ring baffle 6 is greater than 2 diameters of PVC drain pipe and slightly is less than steel casing pipe 1 internal diameter, ring baffle 6 will block in steel casing pipe 1 after penetrating steel casing pipe 1, and play certain sealing effect in steel casing pipe 1, make the water that steel casing pipe 1 collected can only discharge through PVC drain pipe 2, prevent not fully filtered muddy water from flowing out between steel casing pipe 1 and PVC drain pipe 2. The annular baffle 6 scrapes and cleans the inner wall of the steel sleeve 1 when the steel sleeve 1 is inserted into or drawn out of the steel sleeve, so that the PVC drain pipe 2 is prevented from being blocked by too much soil. Meanwhile, the arrangement of the annular baffle 5 can also enable the PVC drain pipe 2 to be positioned at the middle position of the steel sleeve 1, and the collection of water in all directions of a soil body is facilitated. The annular baffle 6 of 2 intermediate positions of PVC drain pipe can be divided into two parts with anti-geotechnological cloth 5 that oozes, is convenient for use the inefficacy degree to change respectively according to two differences of anti-geotechnological cloth 5 that ooze.
In one embodiment, the embedded steel bars of the prefabricated concrete pipe shoe 4 are inserted into one end of the steel sleeve 1, the pipe shoe 4 is ensured to be aligned with the end position of the steel sleeve 1, the steel sleeve 1 and the pipe shoe 4 are driven into the soil body in a mechanical ramming mode, the conical pipe shoe 4 can prop up soil, the steel sleeve 1 is driven into the soil body more conveniently, and the other end of the steel sleeve 1 is exposed out of the soil body, so that collected water is conveniently discharged out of the soil body. The surface winding of PVC drain pipe 2 has 2-3 layers of anti-geotechnological cloth 5 that oozes, and both ends and intermediate position are equipped with three annular baffle 6, insert annular baffle 6 of 2 one ends of PVC drain pipe in steel casing pipe 1, and push away the top position of steel casing pipe 1, annular baffle 6 can once scrape the clearance to the earth that 3 spills into of outlet on the steel casing pipe 1 pipe wall, PVC drain pipe 2 pushes away the back that targets in place, the annular baffle 6 of its outer end also is in the inside that steel casing pipe 1 exposes the outer one end of the soil body, three annular baffle 6 guarantees that PVC drain pipe 2 is in steel casing pipe 1's position placed in the middle, make the water of each direction all can be even in the soil body collect come in. During the use, water in the soil body permeates steel casing 1 inside from the outlet 3 of all directions on the 1 pipe wall of steel casing, through the absorption and the filtration back of anti-geotechnological cloth 5 that oozes, water gets into PVC drain pipe 2 and finally collects PVC drain pipe 2's lower half from outlet 3 on PVC drain pipe 2 upper portion, because steel casing 1 and PVC drain pipe 2 are 7 slope settings with the horizontal direction, the soil body will flow out to the water of collecting in the PVC drain pipe 2, play and carry out the effect of drainage unwatering to the soil body. After the longer drainage effect of PVC drain pipe 2 and anti-geotechnological cloth 5 live time became invalid, take out PVC drain pipe 2 and anti-geotechnological cloth 5 that oozes, the annular baffle 6 of 2 tip of PVC drain pipe can scrape the clearance again to the earth that 3 weeping holes leaked in on the steel casing pipe 1 pipe wall when taking out. And cleaning or replacing the drawn PVC drain pipe 2, and winding a new reverse osmosis geotextile 6, and then reinserting the PVC drain pipe into the steel sleeve 1 to continuously drain the soil. Compared with the method of re-arranging the drain holes, the method is easy to realize, has lower requirements on construction equipment, is convenient and quick to construct, is flexible and multipurpose, can be applied to various scenes of soil body drainage, effectively controls the development of unstable conditions of the soil body, can recycle materials, and saves the maintenance cost.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the embodiments and/or portions thereof may be made, and all changes, equivalents, and modifications which fall within the spirit and scope of the utility model are therefore intended to be embraced by the appended claims.
Claims (4)
1. The utility model provides a soil body is faced upward oblique drain pipe, its characterized in that it includes steel casing pipe (1) and PVC drain pipe (2), evenly open around steel casing pipe (1) pipe wall has outlet (3), steel casing pipe (1) tilt up an angle insert in the soil body and the other end stretches out outside the soil body, be provided with PVC drain pipe (2) in steel casing pipe (1), evenly open on semicircular pipe wall on PVC drain pipe (2) circular cross-section has outlet (3), it has anti geotechnological cloth (5) to twine on PVC drain pipe (2).
2. The soil body declined drain pipe of claim 1, wherein: one end of the steel sleeve (1) inserted into a soil body is provided with a conical concrete pipe shoe (4), and the pipe shoe (4) penetrates into the steel sleeve (1) through an embedded steel bar at the conical bottom of the pipe shoe to be fixed.
3. The soil body declined drain pipe of claim 1, wherein: PVC drain pipe (2) both ends and intermediate position all are equipped with ring baffle (6), ring baffle (6) inward flange and PVC drain pipe (2) outer wall fixed connection.
4. The soil body declined drain pipe of claim 3, wherein: the diameter of the outer edge of the annular baffle (6) is smaller than the inner diameter of the steel sleeve (1), and the annular baffle penetrates into the steel sleeve (1) and then is clamped in the steel sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120607569.XU CN215759117U (en) | 2021-03-25 | 2021-03-25 | Soil body is faced upward to one side and is drained pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120607569.XU CN215759117U (en) | 2021-03-25 | 2021-03-25 | Soil body is faced upward to one side and is drained pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215759117U true CN215759117U (en) | 2022-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120607569.XU Expired - Fee Related CN215759117U (en) | 2021-03-25 | 2021-03-25 | Soil body is faced upward to one side and is drained pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215759117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541445A (en) * | 2022-02-23 | 2022-05-27 | 中铁四院集团工程建设有限责任公司 | Construction method of drain hole |
-
2021
- 2021-03-25 CN CN202120607569.XU patent/CN215759117U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541445A (en) * | 2022-02-23 | 2022-05-27 | 中铁四院集团工程建设有限责任公司 | Construction method of drain hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |