CN212104113U - Anchor pile and soil nail wall combined retaining structure - Google Patents
Anchor pile and soil nail wall combined retaining structure Download PDFInfo
- Publication number
- CN212104113U CN212104113U CN202020410977.1U CN202020410977U CN212104113U CN 212104113 U CN212104113 U CN 212104113U CN 202020410977 U CN202020410977 U CN 202020410977U CN 212104113 U CN212104113 U CN 212104113U
- Authority
- CN
- China
- Prior art keywords
- soil
- wall
- drain pipe
- anchor pile
- retaining structure
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Retaining Walls (AREA)
Abstract
The utility model relates to an anchor stake and soil nail wall joint retaining structure relates to geotechnical engineering technical field, has solved the not high problem of soil nail wall drainage efficiency, and its technical scheme main points are: including anchor pile, soil nail wall's wall body and drain pipe, the anchor pile sets up in the wall body below, drain pipe one side is located the soil body, and the opposite side is located the wall body, the drain pipe is located the soil body part and is the portion of sluicing, the even spaced apart a plurality of inlet openings that are equipped with of portion week that sluices, sluicing portion periphery side is provided with the filtering component who is used for filtering soil, has the advantage that improves soil nail wall drainage efficiency.
Description
Technical Field
The utility model belongs to the technical field of the geotechnical engineering technique and specifically relates to an anchor draws stake and soil nail wall to unite retaining structure.
Background
Along with the construction development of cities, the deep foundation pit excavation and supporting technology is developed and promoted unprecedentedly, and the anchor-pull pile and soil nailing wall combined retaining structure is developed recently, is used for a novel soil retaining structure for foundation pit excavation and slope stabilization, and mainly aims to stabilize a slope through the soil nailing wall, and then enclose a part needing foundation pit excavation through the anchor-pull pile, so that the possibility that a surrounding soil body collapses and slides into a foundation pit during foundation pit excavation is reduced.
At present, the chinese utility model patent with publication number CN203795438U discloses a micro anchor pile and soil nail wall combined retaining structure, which comprises a soil nail wall and a retaining pile. When the foundation pit is excavated, firstly, a soil nailing wall is built on the side slope and used for supporting the soil layer side slope with better soil property, then, pouring of a cast-in-place pile in the supporting pile is carried out and used for supporting the soft soil layer side slope, then, an anchor rod is penetrated through the cast-in-place pile to form an anchor pile for reinforcement, and finally, excavation of the foundation pit is carried out.
The soil nailing wall is characterized in that a slope placing space is required to be arranged at the periphery of the soil nailing wall in general when the soil nailing wall is excavated, the slope of the soil nailing wall is determined by the slope placing space, and therefore when the slope placing space is insufficient, the formed soil nailing wall is generally steep in whole trend. When the rainy day rainfall is great, more rainwater is held to the interior amasss of soil body, and some drain pipes are generally reserved to the soil nail wall when the construction for the drainage. However, when the drainage efficiency of the drain pipe cannot keep up with the rainwater accumulation rate, the static pressure in the soil body rises, and the soil nailing wall may collapse.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an anchor stake is united with soil nail wall and is kept off structure, has the advantage that improves soil nail wall drainage efficiency.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: anchor pile and soil nail wall are united and are kept off structure, wall body and drain pipe including anchor pile, soil nail wall, the anchor pile sets up in the wall body below, drain pipe one side is located the soil body, and the opposite side is located the wall body, the drain pipe is located the soil body part and is the portion of leaking water, the portion week side of leaking water evenly spaced apart is equipped with a plurality of inlet openings, it is provided with the filter assembly who is used for filtering soil to leak portion periphery side.
By adopting the technical scheme, the soil nailing wall is excavated layer by layer during construction and is supported layer by layer, and the anchor pile is poured after the soil nailing wall is supported; when carrying out soil nail wall and strutting, the wall body is provided with the drain pipe, the drain pipe of keeping away from the wall body is located the soil and all sides have seted up the inlet opening, it is provided with filter assembly to sluices portion periphery side for filter the soil in the soil, reduce the possibility that soil blockked up the inlet opening, rainwater in the soil body is filtered inside the inlet opening gets into the drain pipe, at last by the drain pipe discharge, whole use is simple, and is convenient, is used for receiving the area of rainwater through increasing the drain pipe, can effectively promote the drainage efficiency of soil nail wall.
The present invention may be further configured in a preferred embodiment as: the filtering component comprises a filtering sleeve and a rubble layer, the filtering sleeve is sleeved on the water leakage part and is composed of double layers of iron wires, and the rubble layer is arranged inside the filtering sleeve.
Through adopting above-mentioned technical scheme, the rubble layer is filled inside the filter sleeve for carry out prefilter to the rainwater, be favorable to reducing the content of soil in the rainwater.
The present invention may be further configured in a preferred embodiment as: and a geotextile layer is arranged between the drain pipe and the filter sleeve.
Through adopting above-mentioned technical scheme, geotechnological cloth layer cladding is in the sluicing portion periphery side of drain pipe, filters the rainwater after the filter sleeve filters once more, reduces the possibility that soil blocks up the inlet opening in the rainwater.
The present invention may be further configured in a preferred embodiment as: the even spacer sleeve in leakage portion is equipped with a plurality of solid fixed rings, the drain pipe is fixed through solid fixed ring realization with geotechnological cloth layer.
Through adopting above-mentioned technical scheme, the geotechnological cloth layer is fixed through solid fixed ring, conveniently dismantles the change to the geotechnological cloth layer.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a wall body, including filter sleeve, mount pad, baffle pipe, wall body, drain pipe, filter sleeve, mount pad, baffle pipe and drain pipe, the filter sleeve is close to wall body one side and is provided with the mount pad, the mount pad is provided with the separation pipe, the internal diameter of separation pipe equals the internal diameter of filter sleeve, the separation pipe is kept away from mount pad one side and is set up.
Through adopting above-mentioned technical scheme, the drain pipe slides in the baffling pipe, when the drainage efficiency of drain pipe descends, can take out the drain pipe and carry out geotechnological cloth layer and change, promotes drainage efficiency.
The present invention may be further configured in a preferred embodiment as: the periphery of the drain pipe is symmetrically provided with locking blocks, the inner wall of the blocking pipe is provided with a sliding groove along the length direction, the locking blocks slide in the sliding groove, one side of the sliding groove, which is close to the mounting seat, is communicated with the locking groove, and the locking blocks slide in the locking groove.
Through adopting above-mentioned technical scheme, locking piece sliding connection is in the locked groove during use, is favorable to fixed drain pipe for the position of drain pipe is injectd.
The present invention may be further configured in a preferred embodiment as: and a gap is formed between the geotextile layer and the filter sleeve.
Through adopting above-mentioned technical scheme, have certain clearance between geotechnological cloth layer and the filter sleeve, can conveniently take out the drain pipe on the one hand, on the other hand makes the inside rainwater that can hold more of filter sleeve.
The present invention may be further configured in a preferred embodiment as: the side of the water discharging part far away from the mounting seat is provided with a connecting column, one side of the connecting column far away from the water discharging part is provided with a scraping piece, and the peripheral side of the scraping piece is in contact with the inner wall of the filter sleeve.
Through adopting above-mentioned technical scheme, when the drain pipe was taken out, the inside soil of building up of filter sleeve was taken out simultaneously by the doctor-bar, is favorable to reducing the quantity of soil in the filter sleeve.
To sum up, the utility model discloses a following at least one useful technological effect:
1. during construction, the soil nailing wall is excavated layer by layer, then the anchor pile is irrigated, a plurality of drain pipes are required to be arranged during wall body support, wherein the drain pipes positioned in the soil body are water drainage parts, a plurality of water inlet holes are uniformly formed in the periphery side of the water drainage parts at intervals, meanwhile, a filtering component is arranged on the periphery side of the water drainage parts to filter soil, the possibility that the water inlet holes are blocked by the soil is reduced, finally, filtered rainwater enters the drain pipes through the water inlet holes and is discharged by the drain pipes, and the drainage efficiency of the soil nailing wall is effectively improved by increasing the effective orifice area of the drain pipes for receiving the rainwater;
2. the filter sleeve is provided with the mount pad near wall body one side, and the mount pad is provided with the baffling pipe, and the drain pipe slides in the baffling pipe, is favorable to taking out the drain pipe, conveniently changes the geotechnological cloth layer of cladding in the drain pipe.
Drawings
FIG. 1 is an external structural view of the present embodiment;
FIG. 2 is a schematic internal cross-sectional view of the present embodiment;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
fig. 4 is an exploded view of the present embodiment.
Reference numerals: 1. anchoring and pulling the pile; 2. a wall body; 3. a drain pipe; 4. a water discharge part; 5. a water inlet hole; 6. a filter assembly; 601. a filter sleeve; 602. a crushed stone layer; 7. a geotextile layer; 8. a fixing ring; 9. a mounting seat; 10. a barrier tube; 11. a locking block; 12. a chute; 13. locking the groove; 14. connecting columns; 15. and (4) scraping the blade.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a retaining structure is united with soil nailing wall to anchor stake, including anchor stake 1, soil nailing wall's wall body 2 and drain pipe 3. During construction, the wall body 2 is excavated layer by layer, pouring is carried out in a layer-by-layer supporting mode, the drain pipe 3 is reserved in the soil body before pouring, rainwater continuing in the soil body can be drained through the drain pipe 3 after the wall body 2 is poured, and the anchor pile 1 is poured after the wall body 2 is completely supported. Since the pouring of the wall 2 and the anchor piles 1 is prior art, it is not described herein in detail.
Referring to fig. 3, after the drain pipe 3 is completely arranged, a part of the drain pipe 3 is located in the wall 2, and another part of the drain pipe 3 is located in the soil, wherein the drain pipe 3 located in the soil is a drainage portion 4, the drain pipe 3 located in the wall 2 is a water outlet portion, and one side of the drainage portion 4 away from the wall 2 is closed. The drain pipe 3 inclines and sets up along the even interval of the extending direction of wall body 2, and the level that is located the drain pipe 3 in the soil body is higher than the level that is located the drain pipe 3 in the wall body 2, is favorable to the rainwater in the drain pipe 3 to be discharged. A plurality of inlet openings 5 are evenly arranged on the periphery of the water discharging part 4 at intervals, and rainwater accumulated in the soil body enters the water discharging part 4 through the inlet openings 5 and is then discharged by the water discharging pipe 3.
Referring to fig. 3, a filter assembly 6 is disposed on the outer periphery of the water discharge portion 4 for filtering soil in the soil body and reducing the possibility of soil deposition inside the water discharge portion 4. The filter assembly 6 includes a filter sleeve 601 and a crushed stone layer 602, wherein the filter sleeve 601 is sleeved on the water drainage portion 4. The filter sleeve 601 is composed of two layers of iron wires, a certain gap is formed between the two layers of iron wires, the gravel layer 602 is filled between the two layers of iron wires, and gravel cannot be separated from the filter sleeve 601 through meshes of the iron wires. Preferably, the filter sleeve 601 and the gravel layer 602 are prefabricated components, one end of the filter sleeve 601 is open when the filter sleeve is prefabricated, and the filter sleeve is sealed by iron wires after the gravel layer 602 is filled.
Referring to fig. 3 and 4, a geotextile layer 7 is sleeved between the outer peripheral side of the water drainage part 4 and the inner wall of the filter sleeve 601 for filtering soil in the soil body and reducing the possibility that the water inlet 5 is blocked. The even spacer sleeve of portion of sluicing 4 is equipped with a plurality of solid fixed rings 8, fixes through solid fixed ring 8 between geotechnological cloth layer 7 and the portion of sluicing 4. Preferentially, the fixing ring 8 adopts a hoop structure, so that the water drainage part 4 and the geotechnical cloth layer 7 can be fixed, and the fixing mode is simple, thereby being beneficial to reducing the labor intensity of workers. When in use, rainwater in the soil body is primarily filtered by the filter sleeve 601, and then is filtered again by the geotechnical cloth layer 7, and then the filtered rainwater enters the water drainage part 4 through the water inlet hole 5.
Referring to fig. 3 and 4, a mounting seat 9 is fixedly bound and connected to one side of the filter sleeve 601 close to the wall 2 through an iron wire, a blocking pipe 10 is fixedly connected to the middle of the mounting seat 9, and a part of the blocking pipe 10 far away from the mounting seat 9 is located in the wall 2. The part of the drain pipe 3 far away from the water discharge part 4 is positioned in the blocking pipe 10 when the drain pipe 3 is arranged, and the possibility that the drain pipe 3 is fixedly connected with concrete for pouring the wall body 2 is reduced through the blocking pipe 10 when the drain pipe is poured.
Referring to fig. 4, the inner diameter of the blocking pipe 10 is equal to the inner diameter of the filter sleeve 601, and the drain pipe 3 slides in the blocking pipe 10, so that the drain pipe 3 can be conveniently taken out for replacing the geotextile layer 7.
Referring to fig. 4, the outer circumference of the drain pipe 3 is symmetrically fixed with a locking block 11, the inner wall of the blocking pipe 10 is provided with a sliding groove 12 along the length direction, and the locking block 11 slides in the sliding groove 12. Spout 12 is close to mount pad 9 one side intercommunication and has seted up locked groove 13, and locked groove 13 extends along 10 circumferencial directions of baffling pipe, rotates drain pipe 3 during the use for locking piece 11 slides in locked groove 13, is favorable to fixed drain pipe 3, hinders that drain pipe 3 drops. Preferably, the drain pipe 3 and the barrier pipe 10 are made of PVC pipes, so that the locking groove 13, the locking block 11, the sliding groove 12 and other structures are directly reserved when the drain pipe 3 and the barrier pipe 10 are produced.
Referring to fig. 3, in order to further facilitate taking out the drain pipe 3, a certain gap is formed between the geotextile layer 7 and the inner wall of the filter sleeve 601, which is beneficial to reducing friction between the geotextile and the inner wall of the filter sleeve 601, and the drain pipe 3 is convenient to take out.
Referring to fig. 3, a connecting column 14 is fixed on one side of the water discharge part 4 far from the mounting seat 9 in a threaded manner, a scraping blade 15 is fixedly connected on one side of the connecting column 14 far from the water discharge part 4, and the peripheral side of the scraping blade 15 is in contact with the inner wall of the filter sleeve 601. Preferably, the blade 15 is of a rubber construction. When the drainage pipe 3 is taken out, the soil accumulated between the filter sleeve 601 and the geotextile layer 7 is brought to the outside by the scraping blade 15.
The construction and maintenance processes are as follows:
referring to fig. 3 and 4, the slope is excavated before the wall 2 is cast, and then a drill hole for installing the filter housing 601 is drilled by a drill. Install the drain pipe 3 that is equipped with geotechnological cloth layer 7 before filter sleeve 601 installs inside filter sleeve 601 earlier, tie up mount pad 9 in filter sleeve 601 through the iron wire afterwards for drain pipe 3 is located the inside and the locking piece 11 of baffling pipe 10 and slides and realize fixing in locked groove 13, then peg graft filter sleeve 601 in drilling, fill the clearance between drain pipe 3 mouth of pipe and drain pipe 3 and baffling pipe 10 with rag, garrulous foam etc. before wall body 2 pours, take out again after wall body 2 pours the completion. The drain pipes 3 are uniformly arranged at intervals along the extending direction of the wall body 2, and the pouring of the wall body 2 is carried out layer by layer in the same way.
Referring to fig. 4, when the geotextile layer 7 is maintained and replaced, the drain pipe 3 is firstly reversed to separate the locking block 11 from the locking groove 13, then the drain pipe 3 is pulled out, then the geotextile layer 7 can be replaced, the drain pipe 3 is installed back to the inside of the filter sleeve 601 by sliding the locking block 11 in the sliding groove 12 when the replacement is completed, and then the drain pipe 3 is rotated to ensure that the locking block 11 slides in the locking groove 13 and the drain pipe 3 is fixed.
Referring to fig. 3 and 4, in use, rainwater accumulated in the soil body is primarily filtered by the filter sleeve 601, and then the geotextile layer 7 is filtered again, so that the rainwater is prevented from entering the soil. The rainwater entering the drain pipe 3 is discharged along the drain pipe 3. Whole process is simple, convenient, can supply the effective orifice area that the rainwater got into through increasing drain pipe 3, promotes the discharge efficiency of the internal rainwater of soil, reduces the possibility that wall body 2 collapses.
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. Anchor pile and soil nail wall joint retaining structure, including anchor pile (1), soil nail wall's wall body (2) and drain pipe (3), anchor pile (1) sets up in wall body (2) below, its characterized in that: drain pipe (3) one side is located the soil body, and the opposite side is located wall body (2), drain pipe (3) are located the soil body part and are the drain portion (4), a plurality of inlet openings (5) have been seted up to the even interval in drain portion (4) week side, drain portion (4) periphery side is provided with filter assembly (6) that are used for filtering soil.
2. The anchor pile and soil nailing wall combined retaining structure according to claim 1, wherein: the filtering component (6) comprises a filtering sleeve (601) and a rubble layer (602), the water leakage part (4) is sleeved with the filtering sleeve (601) and the filtering sleeve is composed of double layers of iron nets, and the rubble layer (602) is arranged inside the filtering sleeve (601).
3. The anchor pile and soil nailing wall combined retaining structure according to claim 2, wherein: and a geotextile layer (7) is arranged between the drainage pipe (3) and the filter sleeve (601).
4. The anchor pile and soil nailing wall combined retaining structure according to claim 3, wherein: the water discharge part (4) is uniformly provided with a plurality of fixing rings (8) at intervals, and the drain pipe (3) and the geotechnical cloth layer (7) are fixed through the fixing rings (8).
5. The anchor pile and soil nailing wall combined retaining structure according to claim 4, wherein: filter cover (601) and be provided with mount pad (9) near wall body (2) one side, mount pad (9) are provided with separation tube (10), the internal diameter of separation tube (10) equals the internal diameter of filter cover (601), installation pad (9) one side is kept away from in separation tube (10) and is set up in wall body (2), drain pipe (3) slide in separation tube (10).
6. The anchor pile and soil nailing wall combined retaining structure according to claim 5, wherein: the water draining pipe (3) is provided with locking blocks (11) on the outer periphery side symmetrically, a sliding groove (12) is formed in the inner wall of the blocking pipe (10) along the length direction, the locking blocks (11) slide in the sliding groove (12), one side, close to the mounting seat (9), of the sliding groove (12) is communicated with a locking groove (13), and the locking blocks (11) slide in the locking groove (13).
7. The anchor pile and soil nailing wall combined retaining structure according to claim 6, wherein: a gap is formed between the geotextile layer (7) and the filter sleeve (601).
8. The anchor pile and soil nailing wall combined retaining structure according to claim 7, wherein: the water leakage part (4) is far away from one side of the mounting seat (9) and is provided with a connecting column (14), one side of the connecting column (14) far away from the water leakage part (4) is provided with a scraping blade (15), and the periphery side of the scraping blade (15) is in contact with the inner wall of the filter sleeve (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020410977.1U CN212104113U (en) | 2020-03-26 | 2020-03-26 | Anchor pile and soil nail wall combined retaining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020410977.1U CN212104113U (en) | 2020-03-26 | 2020-03-26 | Anchor pile and soil nail wall combined retaining structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212104113U true CN212104113U (en) | 2020-12-08 |
Family
ID=73638397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020410977.1U Expired - Fee Related CN212104113U (en) | 2020-03-26 | 2020-03-26 | Anchor pile and soil nail wall combined retaining structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212104113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550296A (en) * | 2021-08-26 | 2021-10-26 | 福建永联建设有限公司 | Drainage structure of soil nail wall for house construction |
-
2020
- 2020-03-26 CN CN202020410977.1U patent/CN212104113U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550296A (en) * | 2021-08-26 | 2021-10-26 | 福建永联建设有限公司 | Drainage structure of soil nail wall for house construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208328950U (en) | A kind of In-pit water drainage friction pile suitable for dregs loose structure slope | |
| CN110566273B (en) | Drainage system and drainage method for treating tunnel surrounding rock fracture water | |
| WO2011083915A2 (en) | Water pocket using a percolation well for the in-ground storage of percolated rainwater | |
| KR20130114904A (en) | Drainage structure in tunnel and method constructing thereof | |
| CN110016922A (en) | A kind of novel integral draining anti-slide pile structure and its construction method | |
| CN102482871B (en) | Liquid run-off disposal system | |
| CN110847199A (en) | Construction method for drainage of underground water of deep foundation pit | |
| CN110080260A (en) | A kind of foundation pit drop and drainage structure | |
| CN212104113U (en) | Anchor pile and soil nail wall combined retaining structure | |
| CN109723071B (en) | Construction method of double-layer steel drum drainage system built in basement floor post-cast strip | |
| CN114606964A (en) | Foundation pit dewatering method used under complex geological condition | |
| CN112343654B (en) | Maintainable drainage system for extremely water-rich stratum tunnel and tunnel | |
| CN210288405U (en) | Local deep pit water conservancy diversion escape canal system | |
| CN111456056A (en) | Construction method of dewatering well in deep foundation pit | |
| JP3171331B2 (en) | Manhole drainage system | |
| CN109339095A (en) | Retaining wall drainage system and its wall carry on the back loaded filter construction method | |
| CN111705825B (en) | Drainage and landing permanent-temporary integrated construction method for underground deep foundation pit | |
| CN212742561U (en) | Foundation pit supporting structure convenient to modularization installation | |
| KR100938483B1 (en) | Serial waterproof wall grouting method | |
| KR100586879B1 (en) | A drain ball of drainage structure for public works | |
| CN219366113U (en) | Detachable and washable concrete plugging structure for ore outlet roadway | |
| JPS6149452B2 (en) | ||
| CN218292043U (en) | Pressurizing recharge well structure | |
| CN118273344A (en) | Foundation pit supporting water-stopping sand-blocking device and construction method | |
| CN208830283U (en) | A kind of nursery stock weeper drain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |