CN202595752U - Support structure of deep foundation pit - Google Patents
Support structure of deep foundation pit Download PDFInfo
- Publication number
- CN202595752U CN202595752U CN 201220148076 CN201220148076U CN202595752U CN 202595752 U CN202595752 U CN 202595752U CN 201220148076 CN201220148076 CN 201220148076 CN 201220148076 U CN201220148076 U CN 201220148076U CN 202595752 U CN202595752 U CN 202595752U
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- pile
- soil
- foundation pit
- campshed
- deep foundation
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Abstract
The utility model discloses a support structure of a deep foundation pit. The support structure of the deep foundation pit comprises a soil nail soil retaining pile which is attached to the side wall of the foundation pit; waterstop support piles in row, of which one ends are embedded into soil below the foundation pit, are arranged outside the soil nail soil retaining pile; horizontal lateral bending-resisting top beams are arranged in the middles of the waterstop support piles in row; and lateral bending-resisting reinforcement piles in row are arranged underneath the lateral bending-resisting top beams. According to the support structure of the deep foundation pit, and the soil nail soil retaining pile is attached to the side wall of the foundation pit to retain soil, the waterstop support piles in row can support the soil nail soil retaining pile, ensure that a pile body does not leak water, the lateral bending-resisting reinforcement piles in row are arranged outside the waterstop support piles in row to support the soil nail soil retaining pile and the waterstop support piles in row further, so that the intensity of the support structure can be effectively guaranteed, the high-quality and high-safety guarantee can be provided for the deep foundation pit, and the support structure is used for a construction field of building structures.
Description
Technical field
The utility model relates to a kind of building operations structure, particularly relates to a kind of supporting and protection structure of foundation ditch.
Background technology
Along with developing rapidly of highrise building increased, foundation ditch is increasing, dark more, and to the construction of the supporting and protection structure of foundation ditch also with more and more difficult.In building construction process,, must take the measure of supporting and reinforcing to deep-foundation side wall and surrounding enviroment for the construction that guarantees underground structure and the safety and the easy construction of deep foundation ditch surrounding enviroment.
At present, the more employing stake of pattern foundation pit supporting structure adds support patterns such as anchorage hole supporting, soil nailing wall, steel sheet pile, cement mixing pile.But usually because the construction plant surrounding environment is complicated to be restricted, its construction period is relatively long, job practices is also lengthy and tedious relatively, and is also higher to the expense that building of supporting and protection structure is required, and the quality safety of structure is difficult to be guaranteed.
The utility model content
For addressing the above problem, the utility model provides a kind of deep foundation pit supporting structure that can provide better quality safety to ensure.
The utility model solves the technical scheme that its technical problem adopted:
A kind of deep foundation pit supporting structure; Comprise the soil nailing soil blocking pile that is attached at foundation pit side-wall; The outside of soil nailing soil blocking pile is provided with an end and embeds the sealing supporting campshed in the soil body of foundation ditch below, and the middle part of sealing supporting campshed is provided with the anti-side Guan Liang of level, and the below of anti-side Guan Liang is provided with anti-side and reinforces campshed.
Further, pass the soil nailing soil blocking pile and be provided with the anchor tube that tilts to embed foundation pit side-wall as the improvement of the utility model technical scheme.
Further as the improvement of the utility model technical scheme, anti-side is reinforced campshed and is comprised that plurality of rows parallel arrangement and cross section are circular concrete stake, and any concrete stake all embeds in the pile body of other concrete stakes adjacent with this concrete stake.
Further as the improvement of the utility model technical scheme, the soil nailing soil blocking pile comprises the retaining soil steel pipe pile that is attached on the foundation ditch, and the outside that keeps off native steel pipe pile is provided with the retaining soil-cement pile body that is coated on the native steel pipe pile of retaining, and the top that keeps off native steel pipe pile is provided with soil blocking pile Guan Liang.
Further as the improvement of the utility model technical scheme; Sealing supporting campshed comprises that one embeds the agitation pile pipe in the soil body of foundation ditch below; Be provided with castinplace pile in the agitation pile pipe, the top of agitation pile pipe is provided with supporting campshed Guan Liang, and the side of supporting campshed Guan Liang leans on the pile body of soil nailing soil blocking pile.
The beneficial effect of the utility model: this deep foundation pit supporting structure keeps off soil through the soil nailing soil blocking pile is attached on the foundation pit side-wall; Sealing supporting campshed can prevent the pile body infiltration when the soil nailing soil blocking pile is supported; In the outside of sealing supporting campshed anti-side reinforcing campshed being set again can further support soil nailing soil blocking pile and sealing supporting campshed; Can effectively ensure the intensity of supporting and protection structure, better quality, safer guarantee are provided deep foundation ditch.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the utility model embodiment overall structure sketch map;
Fig. 2 is the utility model embodiment right side structural profile structural representation.
The specific embodiment
With reference to Fig. 1, Fig. 2; The utility model is a kind of deep foundation pit supporting structure; Comprise the soil nailing soil blocking pile 1 that is attached at foundation pit side-wall; The outside of soil nailing soil blocking pile 1 is provided with an end and embeds the sealing supporting campshed 2 in the soil body of foundation ditch below, and the middle part of sealing supporting campshed 2 is provided with the anti-side hat beam 24 of level, and the below of anti-side hat beam 24 is provided with anti-side and reinforces campshed 3.
This deep foundation pit supporting structure keeps off soil through soil nailing soil blocking pile 1 is attached on the foundation pit side-wall; Sealing supporting campshed 2 can prevent the pile body infiltration when soil nailing soil blocking pile 1 is supported; In the outside of sealing supporting campshed 2 anti-side reinforcing campshed 3 being set again can further support soil nailing soil blocking pile 1 and sealing supporting campshed 2; Can effectively ensure the intensity of supporting and protection structure, better quality, safer guarantee are provided deep foundation ditch.
As the utility model preferred embodiment, pass soil nailing soil blocking pile 1 and be provided with the anchor tube 4 that tilts to embed foundation pit side-wall.
Anti-side is reinforced campshed 3 and is leaned between soil body plane below the foundation ditch and anti-side hat beam 24, and anchor tube 4 can be strengthened being connected between soil nailing soil blocking pile 1 and foundation pit side-wall, can strengthen the whole support strength of supporting and protection structure.
As the utility model preferred embodiment, anti-side is reinforced campshed 3 and is comprised that plurality of rows parallel arrangement and cross section are circular concrete stake 31, and any concrete stake 31 all embeds in the pile body of other concrete stakes 31 adjacent with this concrete stake 31.
As the utility model preferred embodiment; Soil nailing soil blocking pile 1 comprises the retaining soil steel pipe pile 11 that is attached on the foundation ditch; The outside that keeps off native steel pipe pile 11 is provided with the retaining soil-cement pile body 12 that is coated on the native steel pipe pile 11 of retaining, and the top that keeps off native steel pipe pile 11 is provided with soil blocking pile hat beam 13.
As the utility model preferred embodiment; Sealing supporting campshed 2 comprises that one embeds the agitation pile pipe 21 in the soil body of foundation ditch below; Be provided with castinplace pile 22 in the agitation pile pipe 21; The top of agitation pile pipe 21 is provided with supporting campshed hat beam 23, and a side of supporting campshed hat beam 23 leans on the pile body of soil nailing soil blocking pile 1.
In the work progress of this deep foundation pit supporting structure, need at first to confirm the relative position of soil nailing soil blocking pile 1, sealing supporting campshed 2 and anti-side reinforcing campshed 3, calculate the diameter and the pile body length of each pile body simultaneously according to required support strength.
Accomplish the construction of retaining soil-cement pile body 12 on the soil nailing soil blocking pile 1 then successively from outside to inside; And reach 50% when above of design strength in the intensity of retaining soil-cement pile body 12; The native steel pipe pile 11 of construction retaining in retaining soil-cement pile body 12; After 11 constructions of the native steel pipe pile of retaining were accomplished, the pile body that the method that is driven into through the blast hammering is passed soil nailing soil blocking pile 1 embedded anchor tube 4 to foundation pit side-wall.
Carry out the construction of sealing supporting campshed 2 again; In this work progress, at first accomplish the construction of the agitation pile pipe 21 in the outside, in the construction of accomplishing agitation pile pipe 21 after 5 days to 6 days; In agitation pile pipe 21, carry out the construction of castinplace pile 22, and the construction supporting campshed is preced with beam 23 at the top of agitation pile pipe 21.
Carry out the construction that anti-side is reinforced campshed 3 and supporting campshed hat beam 23 at last.
Certainly; The utility model is created and is not limited to above-mentioned embodiment; Those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite of the utility model spirit, modification that these are equal to or replacement all are included in the application's claim institute restricted portion.
Claims (5)
1. deep foundation pit supporting structure; It is characterized in that: comprise the soil nailing soil blocking pile (1) that is attached at foundation pit side-wall; The outside of said soil nailing soil blocking pile (1) is provided with an end and embeds the sealing supporting campshed (2) in the soil body of foundation ditch below; The middle part of said sealing supporting campshed (2) is provided with the anti-side Guan Liang (24) of level, and the below of said anti-side Guan Liang (24) is provided with anti-side and reinforces campshed (3).
2. deep foundation pit supporting structure according to claim 1 is characterized in that: pass said soil nailing soil blocking pile (1) and be provided with the anchor tube (4) that tilts to embed foundation pit side-wall.
3. deep foundation pit supporting structure according to claim 1; It is characterized in that: said anti-side is reinforced campshed (3) and is comprised that plurality of rows parallel arrangement and cross section are circular concrete stake (31), and said any concrete stake (31) all embeds in the pile body of other concrete stakes (31) adjacent with this concrete stake (31).
4. deep foundation pit supporting structure according to claim 1 and 2; It is characterized in that: said soil nailing soil blocking pile (1) comprises the retaining soil steel pipe pile (11) that is attached on the foundation ditch; The outside of the native steel pipe pile of said retaining (11) is provided with the retaining soil-cement pile body (12) that is coated on the native steel pipe pile of retaining (11), and the top of the native steel pipe pile of said retaining (11) is provided with soil blocking pile Guan Liang (13).
5. deep foundation pit supporting structure according to claim 1 and 2; It is characterized in that: said sealing supporting campshed (2) comprises that one embeds the agitation pile pipe (21) in the soil body of foundation ditch below; Be provided with castinplace pile (22) in the said agitation pile pipe (21); The top of said agitation pile pipe (21) is provided with supporting campshed Guan Liang (23), and the side of said supporting campshed Guan Liang (23) leans on the pile body of soil nailing soil blocking pile (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220148076 CN202595752U (en) | 2012-04-10 | 2012-04-10 | Support structure of deep foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220148076 CN202595752U (en) | 2012-04-10 | 2012-04-10 | Support structure of deep foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202595752U true CN202595752U (en) | 2012-12-12 |
Family
ID=47313302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220148076 Withdrawn - After Issue CN202595752U (en) | 2012-04-10 | 2012-04-10 | Support structure of deep foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202595752U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644286A (en) * | 2012-04-10 | 2012-08-22 | 广东天竟建设有限公司 | Deep foundation pit supporting structure |
| CN103074898A (en) * | 2013-01-18 | 2013-05-01 | 江苏鸿基科技有限公司 | Multi-row pile foundation pit support structure and construction method thereof |
| CN103603357A (en) * | 2013-10-12 | 2014-02-26 | 姚攀峰 | Multi-platform inner-support-free self-waterproof foundation pit retaining structure and construction method thereof |
| CN110273700A (en) * | 2019-08-01 | 2019-09-24 | 贵州大学 | It is a kind of to control red shale tunnel strength bolt-grouting support structure and its construction method |
-
2012
- 2012-04-10 CN CN 201220148076 patent/CN202595752U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644286A (en) * | 2012-04-10 | 2012-08-22 | 广东天竟建设有限公司 | Deep foundation pit supporting structure |
| CN102644286B (en) * | 2012-04-10 | 2015-06-24 | 广东天竟建设有限公司 | Deep foundation pit supporting structure |
| CN103074898A (en) * | 2013-01-18 | 2013-05-01 | 江苏鸿基科技有限公司 | Multi-row pile foundation pit support structure and construction method thereof |
| CN103074898B (en) * | 2013-01-18 | 2015-09-23 | 江苏鸿基科技有限公司 | Multi-row pile foundation pit support structure and construction method thereof |
| CN103603357A (en) * | 2013-10-12 | 2014-02-26 | 姚攀峰 | Multi-platform inner-support-free self-waterproof foundation pit retaining structure and construction method thereof |
| CN110273700A (en) * | 2019-08-01 | 2019-09-24 | 贵州大学 | It is a kind of to control red shale tunnel strength bolt-grouting support structure and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121212 Effective date of abandoning: 20150624 |
|
| RGAV | Abandon patent right to avoid regrant |