CN205314108U - Compound soil nail wall supporting construction system with steel -pipe pile - Google Patents
Compound soil nail wall supporting construction system with steel -pipe pile Download PDFInfo
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- CN205314108U CN205314108U CN201620065656.6U CN201620065656U CN205314108U CN 205314108 U CN205314108 U CN 205314108U CN 201620065656 U CN201620065656 U CN 201620065656U CN 205314108 U CN205314108 U CN 205314108U
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- pipe pile
- soil nailing
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- side slope
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Abstract
The utility model discloses a compound soil nail wall supporting construction system with steel -pipe pile, this system includes a plurality of recoverable soil nail who sets up along the excavation slope, is equipped with guan liang at side slope earth's surface steel -pipe pile top, annotates the steel -pipe pile that has cement in hat roof beam one side is equipped with in the side slope, the inner wall of steel -pipe pile apply paint with a brush or with drawing of patterns material in order realizing the steel -pipe pile recovery, every soil nail pass the panel of laying on the side slope face. The beneficial effects of the utility model are that: all supporting construction components can all carry out batch production processing, can assemble and be under construction, recoverable and the reuse of support material is realized, the resource can be saved like this, practice thrift construction cost, the underground can not stayed to the support material in addition, through setting up the steel -pipe pile, cooperation soil nail wall is realized strutting simple structure to the side slope jointly to can effectively guarantee the stability of side slope protection.
Description
Technical field
This utility model relates to side slope protection, is specifically related to a kind of Foundation Supported with Composite Soil Nailing system with steel-pipe pile.
Background technology
Composite soil nailing wall is the pattern foundation pit supporting structure form that soil nail wall is combined into the class in prestressed anchor, waterproof of man, mini pile or a few class. Urbanization in China speed is accelerated, many construction projects have employed a large amount of temporary support structures, wherein the use of composite soil nailing wall is relatively broad, and these structures employ the building materials such as great deal of steel, cement, after this have the consequence that foundation ditch backfill, material can not reclaim, directly imbed underground, not only cause waste of material, and to geology environment. Meanwhile, these supporting construction are likely to become the obstacle of the newly-built underground engineering construction of periphery, affect follow-up underground space development; In addition, some concrete geology and environmental condition require that foundation ditch or side slope are upright, simple soil-nail wall support rigidity needs to strengthen, improve the adaptability of soil nail wall, this is accomplished by soil nailed wall retaining structure basis, the component that compound is new, form that a kind of rigidity of structure is relatively big, construction method simply, the foundation pit stope support system of recyclable recycling again.
Utility model content
The purpose of this utility model be to provide a kind of various material recyclable and reuse, adapt to the Foundation Supported with Composite Soil Nailing system with steel-pipe pile wide and with strong points.
In order to reach above-mentioned purpose, this utility model adopts the following technical scheme that
A kind of Foundation Supported with Composite Soil Nailing system with steel-pipe pile, including the multiple recoverable soil nails arranged along excavation slope, the steel-pipe pile of cement mortar it is marked with in side slope top vertical is provided with, it is provided with Guan Liang at earth surface of side slope steel-pipe pile top, Guan Liang is used for connecting entire row steel-pipe pile, the inwall brushing of steel-pipe pile or with release materials to realize extracting of cement mortar post, conveniently steel-pipe pile is reclaimed, callable soil nailing and callable steel-pipe pile, avoiding the inconvenience that subsequent construction is caused, each described soil nailing traverse is laid on the panel on side slope face; Soil nailing is coordinated to realize suitable place and environment foundation ditch are carried out firmly supporting by being marked with the steel-pipe pile of cement.
Further, soil nailing is inclined relative to horizontal downward setting, or in acute angle setting vertical with side slope surface.
Further, each panel is provided with soil nailing hole, and described soil nailing inserts in side slope through soil nailing hole, is fixed on soil nailing by panel by nut.
Further, adjacent panel passes through sealant sealing, to possess water-proof function.
Further, described soil nailing is multiple rows of setting, and the panel of every layer is staggered setting, it is achieved stablize supporting.
Further, described soil nailing is recyclable non-slip casting soil nailing.
Further, described panel is precast concrete facade panel, is furnished with single-layer bidirectional bar-mat reinforcement in panel, and described Guan Liang is channel-section steel shaped steel.
Further, Guan Liang and steel-pipe pile are fixed, by one piece of iron plate of each steel-pipe pile welded top, iron plate and prepared screw-bolt hole on Guan Liang, Guan Liang being bolted nut fastening with steel-pipe pile.
Further, described steel-pipe pile is Squeezing Soil Pile, for steel-pipe pile, can increase pile peripheral earth shearing strength, and steel-pipe pile top is cylindrical, and lower external face is screw-type, it is simple to steel-pipe pile precession soil layer.
Further, described steel-pipe pile is callable plurality of sections of steel pipes stake, and two adjacent joints are threaded connection, it is simple to reclaim.
Operation principle of the present utility model is: by the setting of steel-pipe pile, and slip casting within it, for suitable place and construction environment, realize the stability of whole supporting, Guan Liang is set, realize the structure that the top of Guan Liang and steel-pipe pile is integrally forming, reduce the displacement of steel-pipe pile top and increase steel-pipe pile globality, more stabilizing whole supporting construction.
The beneficial effects of the utility model are:
1) all supporting construction components can be carried out batch production processing, can assemble and construct;
2) realize the recyclable of support material and recycling, so can save resource;
3) saving construction cost, support material is not left in underground in addition.
4) by arranging steel-pipe pile, coordinate soil nail wall jointly to realize the supporting to side slope, simple in construction, and the stability of side slope protection can be effectively ensured.
Accompanying drawing explanation
Fig. 1 is this utility model assembled recoverable soil nail wall method for protecting support structure front elevation.
Fig. 2 is that this utility model assembled recoverable soil nail wall method for protecting support structural facades cuts open figure.
Fig. 3 is recyclable miniature steel pipe pile used by this utility model.
Fig. 4 is recyclable non-slip casting soil nailing used by this utility model.
Fig. 5 is recyclable panel used by this utility model.
Fig. 6 is precast concrete facade panel way.
Wherein: 1. panel, 2. soil nailing, 3. steel-pipe pile, 4. Guan Liang, 5. nut, 6. backing plate, 7. soil nailing hole, 8. apex point, 9. spirillum, 10. steel pipe, 11. top flat cappings, 12. two-way concrete slab nets, 13. concrete toppings, 14. gutters.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clear, complete description.
As shown in Figure 1, a kind of Foundation Supported with Composite Soil Nailing system with steel-pipe pile, including: multiple miniature steel pipe piles 3, hat beam 4, multiple soil nailings 2 and multiple panel 1, hat beam 4 is recyclable Guan Liang, panel 1 adopts precast concrete facade panel, described miniature steel pipe pile 3 in a row is squeezed into downwards at side slope plan vertical, described steel-pipe pile steel pipe inner wall brush releasing agent, and fill cement mortar, described hat beam 4 is channel-section steel shaped steel, described soil nailing 2 starts every certain distance downwards from described hat beam 4, be arranged on layer by layer domatic on, described soil nailing 2 makes panel 1 and domatic close contact through the soil nailing hole 7 on described panel 1, suitable backing plate 6 is selected to adjust the outerplanar angle of soil nailing 2 and backing plate 6, complete panel 1 to install.
Steel-pipe pile 3 is Squeezing Soil Pile, increases pile peripheral earth shearing strength, and top is cylindrical, and bottom is screw-type, it is simple to steel-pipe pile precession soil layer; Steel pipe merogenesis is arranged, and various piece is threaded connection, it is simple to reclaim.
Soil nailing 2 is recyclable non-slip casting soil nailing, and soil nailing 2 need to exceed wall foundation pit walls.
Single-layer bidirectional bar-mat reinforcement 12 joined by described panel 1, reserved soil nailing hole 7 in the middle of panel.
Fig. 1 show assembled recoverable soil nail wall supporting construction scheme of installation, and erection sequence is first injection stake 3, then installs hat beam 4, construction soil nailing 2 after hat beam 4 installation, and soil nailing 2 installs panel 1 after having constructed; This layer of supporting continues to excavate next layer after completing, and then installs supporting construction component, until foundation pit construction completes.
Fig. 3 is recyclable miniature steel pipe pile, and including apex point 8, spirillum 9, steel pipe 10, top flat capping 11, wherein steel-pipe pile 3 top is cylindrical, and bottom is spirillum 9, and steel-pipe pile 3 merogenesis is arranged, and two adjacent sections is threaded connection. First hole during construction, to guide steel-pipe pile 3 to be vertically driven underground, by full for stake inwall brush releasing agent, play lubrication, so that reclaiming the extracting of cement mortar post during steel-pipe pile 3, then pass through special pile driving equipment, under the effect of strong moment of torsion and vertical pressure, steel-pipe pile 3 is screwed in the stake holes less than stake footpath, reach the effect of soil compaction, realize pile peripheral earth layer compaction effect, make stake constitute mechanical type with Soil Interface and be engaged, be obviously improved pile peripheral earth shearing strength, in steel pipe, fill cement mortar again, improve the resistance to capsizing of stake. Underground agent structure completes and terminates to keep off after soil uses, and is extracted by steel-pipe pile 3 merogenesis with special pipe extractor, reusable through shaping maintenance after recovery, finally stake holes is backfilled.
Fig. 4 is novel recoverable soil nail, and this recoverable soil nail is spin soil nailing, it is not necessary to punching, utilizes machinery drilling tool directly in the spin soil nailing brute force precession soil body, rig opposite direction will to be utilized to circulate, extracted by soil nailing 2, it is achieved the recycling of soil nailing 2 during foundation ditch backfill. Require to select the soil nailing 2 of dimension according to design tension, anti-pulling capacity, and carry out the pull-out test at scene before construction, it is determined that soil nailing 2 meets design requirement. The termination of soil nailing 2 exceeds domatic, it is simple to it makes panel 1 and domatic close contact through the soil nailing hole 7 on panel 1 by the confinement effect of nut.
Reserved soil nailing hole 7 in the middle of precast concrete facade panel, as it is shown in figure 5, to facilitate the connection of panel 1 and soil nailing 2. Panel 1 adopts precast concrete facade panel, as shown in Figure 6, inside joins single-layer bidirectional bar-mat reinforcement 12.
Work installed above adopts sealant sealing in the junction of panel 1 with panel 1 after completing, and plays the effect of waterproof, domatic to prevent rainwater from flowing into, and the soil body is impacted.
After soil-nail wall support function terminates, successively remove panel 1, soil nailing 2, hat beam 4, miniature steel pipe pile 3 successively, so can realize recycling.
Specifically, the concrete construction method of structural system in this utility model, as follows:
(1) steel-pipe pile 3 in a row is squeezed at side slope top, installs hat beam 4;
Lay concrete topping 13 at the top of side slope, and gutter 14 is set, hat beam 4 is connected fixing with steel-pipe pile 3;
(2) foundation ditch is successively excavated to the end, hole, by successively arranging soil nailing 2 and panel 1 completes the construction of assembled Composition Soil Nailing Walls;
(3) support material dismounting, recovery.
Described in step (1), the piling of assembled composite soil nailing wall specifically comprises the following steps that
(1-1) carry out steel-pipe pile 3 according to the degree of depth of design to make;
(1-2) the full releasing agent of steel pipe inner wall brush, screws in soil layer by special pile driving equipment by steel-pipe pile 3 at design attitude place;
(1-3) in steel-pipe pile 3, inject cement mortar, cover top flat capping, complete piling;
(1-4) channel-section steel shaped steel hat beam 4 is set at described steel-pipe pile 3 top in a row.
What the soil nailing of assembled composite soil nailing wall described in step (2), panel were installed specifically comprises the following steps that
(2-1) require to select corresponding soil nailing 2 according to design tension, anti-pulling capacity, and carry out the pull-out test at scene, it is determined that soil nailing 2 needs the actual requirement met, and selects working soil nailing 2;
(2-2) soil nailing 2 is screwed in soil layer by machinery drilling tool brute force, and soil nailing 2 exposes a wall foundation pit walls part;
(2-3) fixing multiple panels 1: the soil nailing hole 7 that soil nailing 2 is reserved on panel, make panel 1 and domatic close contact, adopt sealant sealing in the junction of panel 1 with panel 1;
(2-4) select suitable backing plate 6 to adjust the outerplanar angle of soil nailing 2 and backing plate 6, fastening nut 5, complete the installation of panel 1.
(2-5) after one layer of supporting completes, continue to excavate next layer, continue to arrange multiple soil nailing 2 such as step (2-1) to (2-4), and panel 1 is installed.
In step (3) support material dismounting, reclaim specifically comprise the following steps that
(3-1) panel 1 is successively dismantled;
(3-2) soil nailing 2 is reclaimed;
(3-3) dismounting hat beam 4;
(3-4) special pipe extractor is adopted to be extracted by steel-pipe pile 3 merogenesis, reusable through shaping maintenance after recovery, finally stake holes is backfilled.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from this utility model principle; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. the Foundation Supported with Composite Soil Nailing system with steel-pipe pile, it is characterized in that, including the multiple recoverable soil nails arranged along excavation slope, the steel-pipe pile of cement mortar it is marked with in side slope top vertical is provided with, it is provided with Guan Liang at earth surface of side slope steel-pipe pile top, the inwall brushing of steel-pipe pile or with release materials to realize extracting of cement mortar post, conveniently steel-pipe pile is reclaimed, callable soil nailing and callable steel-pipe pile, avoiding the inconvenience that subsequent construction is caused, each described soil nailing traverse is laid on the panel on side slope face.
2. structural system as claimed in claim 1, it is characterised in that described soil nailing is inclined relative to horizontal downward setting.
3. structural system as claimed in claim 2, it is characterised in that each panel is provided with soil nailing hole, and described soil nailing inserts in side slope through soil nailing hole, is fixed on soil nailing by panel by nut.
4. as claimed in claim 2 or claim 3 structural system, it is characterised in that described soil nailing is multiple rows of setting, the panel of every layer is staggered setting, it is achieved stablize supporting.
5. structural system as claimed in claim 2 or claim 3, it is characterised in that described Guan Liang and described steel-pipe pile are fixed, by one piece of iron plate of each steel-pipe pile welded top, iron plate and prepared screw-bolt hole on Guan Liang, being bolted nut fastening by Guan Liang with steel-pipe pile.
6. structural system as claimed in claim 1, it is characterised in that described soil nailing is recyclable non-slip casting soil nailing.
7. the structural system as described in claim 2 or 6, it is characterised in that described panel is precast concrete facade panel, is furnished with single-layer bidirectional bar-mat reinforcement in panel, described Guan Liang is channel-section steel shaped steel.
8. the structural system as described in claim 1 or 2 or 6, it is characterised in that described steel-pipe pile is Squeezing Soil Pile, top is cylindrical, and lower external face is screw-type, and steel-pipe pile is callable plurality of sections of steel pipes stake.
9. structural system as claimed in claim 1 or 2, it is characterised in that be provided with concrete topping at side slope top, gutter is set in concrete topping side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065656.6U CN205314108U (en) | 2016-01-22 | 2016-01-22 | Compound soil nail wall supporting construction system with steel -pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065656.6U CN205314108U (en) | 2016-01-22 | 2016-01-22 | Compound soil nail wall supporting construction system with steel -pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205314108U true CN205314108U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620065656.6U Expired - Fee Related CN205314108U (en) | 2016-01-22 | 2016-01-22 | Compound soil nail wall supporting construction system with steel -pipe pile |
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| CN (1) | CN205314108U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672323A (en) * | 2016-01-22 | 2016-06-15 | 山东大学 | Compound soil nail wall supporting structure system with steel pipe piles and construction method of compound soil nail wall supporting structure system |
| CN106939616A (en) * | 2017-05-17 | 2017-07-11 | 中国航天建设集团有限公司 | Steel plate structure and assembled soil nail wall |
| CN110055974A (en) * | 2019-04-24 | 2019-07-26 | 兰州理工大学 | A kind of recyclable miniature steel pipe pile soil nailing combined support structure and its recovery method |
| CN113089687A (en) * | 2021-05-11 | 2021-07-09 | 中冶交通建设集团有限公司 | Slope protection method and device |
-
2016
- 2016-01-22 CN CN201620065656.6U patent/CN205314108U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672323A (en) * | 2016-01-22 | 2016-06-15 | 山东大学 | Compound soil nail wall supporting structure system with steel pipe piles and construction method of compound soil nail wall supporting structure system |
| CN106939616A (en) * | 2017-05-17 | 2017-07-11 | 中国航天建设集团有限公司 | Steel plate structure and assembled soil nail wall |
| CN110055974A (en) * | 2019-04-24 | 2019-07-26 | 兰州理工大学 | A kind of recyclable miniature steel pipe pile soil nailing combined support structure and its recovery method |
| CN113089687A (en) * | 2021-05-11 | 2021-07-09 | 中冶交通建设集团有限公司 | Slope protection method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160615 Termination date: 20170122 |