CN205369265U - Accessible internal stay draws formula supporting construction that stands vertically outward in hole - Google Patents
Accessible internal stay draws formula supporting construction that stands vertically outward in hole Download PDFInfo
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- CN205369265U CN205369265U CN201620014721.2U CN201620014721U CN205369265U CN 205369265 U CN205369265 U CN 205369265U CN 201620014721 U CN201620014721 U CN 201620014721U CN 205369265 U CN205369265 U CN 205369265U
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- foundation ditch
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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 230000008093 supporting effect Effects 0.000 title claims abstract description 31
- 239000002689 soil Substances 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000007569 slipcasting Methods 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 210000003205 muscle Anatomy 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model belongs to the technical field of foundation ditch engineering technique and specifically relates to accessible internal stay draws formula supporting construction that stands vertically outward in hole, its characterized in that: supporting construction is including a fender pile and two supporters that the slope set up, prop up fixed being provided with of pile bolck of fender pile and bear down on one one of them root the one end of supporter with bearing down on one, it is fixed to connect, and its other end passes prop up the pile body of fender pile and insert the foundation ditch bottom soil body, and it inserts the position of the foundation ditch bottom soil body is less than foundation ditch bottom soil body surface, another root the one end of supporter with bearing down on one, it is fixed to connect, and its other end passes prop up the pile body of fender pile and insert the outside soil body of foundation ditch. The utility model has the advantages that: have and add the muscle, keep off soil, stagnant water multiple action, retrained soil deformation, strengthened foundation ditch foundation pit stability, realize accessible construction in the hole, consolidate the hole subsoil, resist bottom heave, can be applicable to and dig dark great foundation ditch, application scope is wider, and the security is higher.
Description
Technical field
This utility model relates to base pit engineering technical field, especially the clog-free upright supporting construction of internal stay external pulling type in hole.
Background technology
It is generally adopted support supporting construction before Cement-soil Gravity enclosure wall, cast-in-situ bored pile+hole inner support or vertical type steel pipe currently for the supporting construction form of soft soil foundation pit, but three has respective pluses and minuses respectively.
The advantage of Cement-soil Gravity enclosure wall is: without supporting in general hole, it is simple to quickly cut the earth, and has the dual-use function of gear soil and sealing concurrently, but has drawbacks in that Bit andits control ability is more weak, and construction quality is difficult to control to, and economy is general.
The advantage of cast-in-situ bored pile+hole inner support is: be suitable for soil property, soil layer scope relatively wide, and surrounding environment influence is little, but has drawbacks in that every meter of cost for shallow foundation pit is higher, and shoveling is made troubles by inner support, and the later stage supports must remove, and affects the duration.
The advantage supportting supporting construction before vertical type steel pipe is: have both reinforcement, gear soil, sealing multiple action, constrain soil deformation, enhance Foundation Pit wall stability, but support is arranged on inside foundation ditch before having drawbacks in that steel pipe, making the construction in foundation ditch have to be support before steel pipe to step down, and construction is had undesirable effect.
Summary of the invention
The purpose of this utility model is according to above-mentioned the deficiencies in the prior art, provide the clog-free upright supporting construction of internal stay external pulling type in hole, by two supporters being obliquely installed, having both reinforcement, gear soil, sealing multiple action, constrain soil deformation, while strengthening Foundation Pit wall stability, it is achieved accessible construction in hole.
This utility model purpose realizes being completed by techniques below scheme:
The clog-free upright supporting construction of internal stay external pulling type in a kind of hole, described supporting construction is uprightly arranged on foundation ditch periphery, it is characterized in that: described supporting construction includes support pile and two supporters being obliquely installed, the stake top of described support pile is fixedly installed bears down on one, wherein one end of a described supporter with described bear down on one be connected fixing, its other end passes the pile body of described support pile and inserts described foundation ditch bottom soil body, and it inserts the position of described foundation ditch bottom soil body lower than described foundation ditch bottom soil body surface, one end of supporter described in another root with described bear down on one be connected fixing, its other end passes the pile body of described support pile and inserts the outside soil body of described foundation ditch.
Arranged crosswise at certain intervals between said two supporter.
Described support pile can be deposited reinforced concrete pile, it is also possible to be cement mixing method, and described cement mixing method has been inserted into intensive aspect.
The insertion end of described supporter is provided with anchor structure, and described anchor structure can be threaded at the end surface of described supporter, it is also possible to is realized by slip casting.
The utility model has the advantages that: have both reinforcement, gear soil, sealing multiple action, constrain soil deformation, enhance Foundation Pit wall stability；Realize accessible construction in hole, reinforce hole subsoil, resist bottom heave；Going for digging deep bigger foundation ditch, the scope of application is wider, and safety is higher.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation when being implemented in Single row pillars；
Fig. 2 is this utility model structural representation when being implemented in double-row pile；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is that in this utility model, supporting construction is top view during double bored concrete pile；
Fig. 5 is that in this utility model, supporting construction is top view during double mixing pile；
Fig. 6 is the supporting construction schematic diagram being provided with dewatering well in this utility model.
Detailed description of the invention
This utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, in order to the understanding of technical staff of the same trade:
As shown in figures 1 to 6, in figure, labelling 1-8 is expressed as: bear down on one 1, support pile 2, intensive aspect 3, supporter 4, anchor structure 5, foundation ditch 6, bottom soil body 7, dewatering well 8.
Embodiment one: as shown in Figure 1, in hole in the present embodiment, the clog-free upright supporting construction of internal stay external pulling type includes support pile 2 and two supporters being obliquely installed 4, wherein support pile 2 adopts single row configuration, it is arranged on the periphery of foundation ditch 6 and in vertical type, and supporter 4 being used for internal stay, drawing support pile 2 outward thus improving supporting effect and the stability thereof of support pile 2.It is provided with on the stake top of support pile 2 and bears down on one 1.The one end of the supporter 4 that supporting construction wherein imposes internal stay effect 1 is connected to a fixed with being positioned at bearing down on one outside support pile 2 pile body, it is through support pile 2 and is inserted among the bottom soil body 7 of foundation ditch 6, and supporter 4 inserts the on position surface lower than bottom soil body 7 of bottom soil body 7；So also ensure that in foundation ditch accessible, simultaneously because supporter 4 inserts the inside of bottom soil body 7, bottom soil body 7 can be reinforced, resist bottom heave.And supporting construction is imposed one end of the outer supporter 4 drawing effect by another root and is positioned at bearing down on one inside support pile 2 pile body and 1 is connected to a fixed, it is also inserted among the outside soil body of foundation ditch 6 through support pile 2.
As shown in Figure 3, two supporters 4 are each passed through support pile 2 and refer to, gap is left between adjacent support pile 2, two supporters 4 are inserted into the bottom soil body 7 of foundation ditch 6 and the outside soil body of foundation ditch 6 through support pile 2 correspondence respectively in this gap, and traverse herein refers to the traverse on position.Now, two supporters 4 are along the orientation arranged crosswise at certain intervals of support pile 2.
Pile body at support pile 2 is internally provided with intensive aspect 3, and intensive aspect 3 is used for rigidity and the stability of strengthening supporting stake 2.
As shown in Figure 1, insertion end (correspondence inserts the outside soil body of bottom soil body 7 and the foundation ditch 6 respectively) place of two supporters 4 is provided with anchor structure 5, anchor structure 5 is for improving the compactness being connected between supporter 4 with the outside soil body of bottom soil body 7 or foundation ditch, and namely raising supporter 4 is to the support effect of supporting construction and stability thereof.
Embodiment two: the present embodiment is different in that compared to embodiment one: as in figure 2 it is shown, the supporting construction in the present embodiment adopts the support pile 2 in two-row structure.Same, two supporters 4 are in certain intervals arranged crosswise；So, ensure hole in clog-free while, two support piles 2 are applied internal stay and the effect drawn outward by two supporters 4 respectively, and 1 be connected further through bearing down on one between two support piles 2, the supporting effect and the stability that make integer support structure obtain qualitative leap, going for digging deep deeper of foundation ditch, the scope of application is wider, and safety is higher.
In order to increase the inter-pile soil intensity of the support pile 2 in two-row structure, improve the stability of Retaining Structure with Double-row Piles, as shown in Figure 6, dewatering well 8 it is provided with between two support piles 2, dewatering well 8 can reduce underground water position, thus increasing inter-pile soil intensity, improves the stability of Retaining Structure with Double-row Piles.
When support pile 2 adopts different pile-type, supporter 4 has different arrangements.As shown in Figure 4, when support pile 2 is bored concrete pile, leaving gap between adjacent bored concrete pile, supporter 4 passes in this gap and inserts among the bottom soil body 7 of foundation ditch 6, and traverse herein refers to the traverse on position；And as it is shown in figure 5, when support pile 2 is mixing pile, its pile body is connected, supporter 4 just passes through from the pile body of mixing pile, being inserted simultaneously among bottom soil body 7, traverse herein refers to supporter 4 and runs through the pile body of mixing pile.
Above-described embodiment is in the specific implementation: intensive aspect 3 can optionally insert as required, namely when the intensity of support pile 2 own meets design needs, without being inserted into intensive aspect 3 at support pile 2, otherwise, when the intensity of support pile 2 cannot meet design needs, then its intensity be can improve by being inserted into intensive aspect 3 to support pile 2, supporting effect and stability increased.
Supporter 4 and the connected mode beared down on one between 1 can select to build one or arrange bolt to connect.No matter selection is built one or arranges bolt connection, supporter 4 can be carried out recycling, it is achieved energy-conserving and environment-protective.
Anchor structure 5 can be through slip casting and links into an integrated entity between the outside soil body of the bottom soil body 7 or foundation ditch 6 that make supporter 4 and foundation ditch 6, so that being connected firmly between the two, it is ensured that supporter 4 is to the internal stay of support pile 2, draw effect outward.It is equally possible that be threaded by the insertion end end surface at supporter 4, improve the frictional force between itself and bottom soil body 7 or the outside soil body, to ensure the bonding strength between supporter 4 and bottom soil body 7 or the outside soil body.No matter it is by slip casting or by being threaded, supporter 4 can be carried out recycling, it is achieved energy-conserving and environment-protective.
Claims (4)
1. the clog-free upright supporting construction of internal stay external pulling type in a hole, described supporting construction is uprightly arranged on foundation ditch periphery, it is characterized in that: described supporting construction includes support pile and two supporters being obliquely installed, the stake top of described support pile is fixedly installed bears down on one, wherein one end of a described supporter with described bear down on one be connected fixing, its other end passes the pile body of described support pile and inserts described foundation ditch bottom soil body, and it inserts the position of described foundation ditch bottom soil body lower than described foundation ditch bottom soil body surface, one end of supporter described in another root with described bear down on one be connected fixing, its other end passes the pile body of described support pile and inserts the outside soil body of described foundation ditch.
2. the clog-free upright supporting construction of internal stay external pulling type in a kind of hole according to claim 1, it is characterised in that: arranged crosswise at certain intervals between said two supporter.
3. the clog-free upright supporting construction of internal stay external pulling type in a kind of hole according to claim 1, it is characterised in that: described support pile can be deposited reinforced concrete pile, it is also possible to be cement mixing method, and described cement mixing method has been inserted into intensive aspect.
4. the clog-free upright supporting construction of internal stay external pulling type in a kind of hole according to claim 1, it is characterized in that: the insertion end of described supporter is provided with anchor structure, described anchor structure can be threaded at the end surface of described supporter, it is also possible to is realized by slip casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620014721.2U CN205369265U (en) | 2016-01-08 | 2016-01-08 | Accessible internal stay draws formula supporting construction that stands vertically outward in hole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620014721.2U CN205369265U (en) | 2016-01-08 | 2016-01-08 | Accessible internal stay draws formula supporting construction that stands vertically outward in hole |
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| CN205369265U true CN205369265U (en) | 2016-07-06 |
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| CN201620014721.2U Active CN205369265U (en) | 2016-01-08 | 2016-01-08 | Accessible internal stay draws formula supporting construction that stands vertically outward in hole |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442618B (en) * | 2016-01-08 | 2018-03-16 | 上海岩土工程勘察设计研究院有限公司 | Accessible vertical type foundation pit supporting construction in hole |
| CN109113074A (en) * | 2018-09-29 | 2019-01-01 | 浙江理工大学 | Pit Bracing in Soft Soil method without inner support |
| CN109113075A (en) * | 2018-09-29 | 2019-01-01 | 浙江理工大学 | Slope without inner support method for protecting support at the top of soft soil foundation pit |
| CN109137933A (en) * | 2018-09-29 | 2019-01-04 | 浙江理工大学 | Pit Bracing in Soft Soil method without inner support |
| CN109137934A (en) * | 2018-09-29 | 2019-01-04 | 浙江理工大学 | Slope without inner support method for protecting support at the top of a kind of soft soil foundation pit |
| CN109577344A (en) * | 2018-11-29 | 2019-04-05 | 浙江理工大学 | The foundation pit supporting method of vertical rigidity changeable prop |
-
2016
- 2016-01-08 CN CN201620014721.2U patent/CN205369265U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442618B (en) * | 2016-01-08 | 2018-03-16 | 上海岩土工程勘察设计研究院有限公司 | Accessible vertical type foundation pit supporting construction in hole |
| CN109113074A (en) * | 2018-09-29 | 2019-01-01 | 浙江理工大学 | Pit Bracing in Soft Soil method without inner support |
| CN109113075A (en) * | 2018-09-29 | 2019-01-01 | 浙江理工大学 | Slope without inner support method for protecting support at the top of soft soil foundation pit |
| CN109137933A (en) * | 2018-09-29 | 2019-01-04 | 浙江理工大学 | Pit Bracing in Soft Soil method without inner support |
| CN109137934A (en) * | 2018-09-29 | 2019-01-04 | 浙江理工大学 | Slope without inner support method for protecting support at the top of a kind of soft soil foundation pit |
| CN109577344A (en) * | 2018-11-29 | 2019-04-05 | 浙江理工大学 | The foundation pit supporting method of vertical rigidity changeable prop |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 200032 18, building 681, Xiao Mu Qiao Road, Xuhui District, Shanghai. Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Country or region after: China Address before: 200032 18, building 681, Xiao Mu Qiao Road, Xuhui District, Shanghai. Patentee before: SHANGHAI GEOTECHNICAL INVESTIGATIONS & DESIGN INSTITUTE Co.,Ltd. Country or region before: China |