CN205804367U - A kind of construction prefabricated components assembling structure - Google Patents
A kind of construction prefabricated components assembling structure Download PDFInfo
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- CN205804367U CN205804367U CN201620074679.3U CN201620074679U CN205804367U CN 205804367 U CN205804367 U CN 205804367U CN 201620074679 U CN201620074679 U CN 201620074679U CN 205804367 U CN205804367 U CN 205804367U
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- foundation ditch
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Abstract
This utility model provides a kind of construction prefabricated components assembling structure, described construction prefabricated components foundation ditch is made up of stepped slope foundation ditch of putting, described slope foundation ditch of putting is domatic with putting of being formed of the gradient set from foundation ditch surface, its adjacent two layers put domatic between step plane is set；Described component foundation ditch of paying in advance is put and domatic is injected reinforcing bar soil nailing, described domatic outer surface of putting is provided with linked network region, linked network region carries out gunite concrete and forms a concrete layer, described in put and semicircle is set on domatic pays the dark beam of component in advance, semicircle dark Liang Zhidianchu arranges cement mixing pile for supporting；Spiral cage it is provided with in described cement mixing pile.This utility model uses part of cement mixing pile and ladder to put the mode on slope, can significantly reduce construction costs, can effectively ensure that construction quality simultaneously, construction prefabricated components pattern foundation pit supporting structure quality is reached ideal effect.
Description
Technical field
This utility model relates to Building Engineering Design technical field, is specifically related to a kind of construction prefabricated components assembling structure.
Background technology
High stratification, maximization along with modern architecture, basis is buried, prefabricated components assembling structure complexity etc. gets more and more therewith, therefore Large Precast Members assembling and foundation pit construction often occur in engineering construction and use, and generally there is soil property weakness in the deep basal pit operation for features as poor geologic condition, poor stability, the more high factor of level of ground water, relate to excavation slope during deep foundation pit earthwork digging stable, subsoil water pump drainage, construction machinery safety work etc. produces many harmful effects.Effective technical scheme measure must be taked, to guarantee the safety of construction quality and workmen and plant equipment for this.At present, Large Construction prefabricated components assembling structure and foundation pit construction usually use the form that armored concrete support pile and inner support beam etc. combine, often the use mode of putting slope excavation the openst simultaneously for place is constructed, if but all use armored concrete support pile meeting construction costs height, difficulty of construction big, therefore in the urgent need to innovative design a kind of not only economy but also practical new technique, construction prefabricated components assembling reliability of structure and stability are promoted.
Summary of the invention
Goal of the invention of the present utility model is: the problems and shortcomings existed for above-mentioned technology, one design simple in construction is provided, on the premise of ensureing quality safety, low cost, convenient construction, it is effective to ensure that the construction quality of building prefabricated components deep basal pit, prevents a kind of construction prefabricated components assembling structure caved in.
The technical solution of the utility model is:
This utility model provides a kind of construction prefabricated components assembling structure, and described foundation ditch is that stepped slope foundation ditch of putting is constituted, and described slope foundation ditch of putting is domatic with putting of being formed of the gradient set from foundation ditch surface, its adjacent two layers put domatic between step plane is set；Described domatic appearance of putting is provided with linked network region, and linked network region carries out gunite concrete and forms a concrete layer, and described putting arranges semicircle dark beam on domatic, and semicircle dark Liang Zhidianchu arranges cement mixing pile for supporting；Spiral cage it is provided with in described cement mixing pile.
This utility model construction prefabricated components assembling structure, the top, slope that slope foundation ditch is put in its middle and upper part is concordant with ground, and top, slope is provided with intercepting ditch.
This utility model construction prefabricated components assembling structure, the bottom of described foundation ditch is provided with gutter.
This utility model construction prefabricated components assembling structure, described step plane is provided with catch-drain.
This utility model construction prefabricated components assembling structure, described domatic upper linked network region of putting is provided with several the most vertically and horizontally arranged reinforcing bar soil nailings.
This utility model construction prefabricated components assembling structure, the bottom of described cement mixing pile embeds and puts face toe soil layer 1.5m ± 0.2m, the long 1.8m of stake, described in put the concrete layer thickness put on domatic of slope foundation ditch be 5cm.
The beneficial effect of this utility model construction prefabricated components assembling structure:
This utility model uses part of cement mixing pile and ladder to put the mode of slope component, construction costs can be significantly reduced, and ensure that construction quality, assemble dark beam with semicircle reinforcement component and add cement mixing pile interval support reinforcing side slope, can effectively prevent because the lateral pressure of the soil body causes foundation pit collapse, to the pattern foundation pit supporting structure assembled by construction prefabricated components, foundation ditch stably reaches preferable effect, additionally to put slope foundation ditch put domatic carry out m esh-hanging sprayed concrete formed concrete layer, it has certain waterproof effect, soil nailing is injected in side slope linked network region simultaneously, strengthen the protection effect of construction prefabricated components foundation ditch further.
Below in conjunction with the accompanying drawings construction prefabricated components of the present utility model assembling structure is described further.
Accompanying drawing explanation
Fig. 1 is this utility model part plan schematic diagram；
Fig. 2 is structural representation of the present utility model.
In figure: 1, put domatic；2, step plane；3, cement mixing pile；4, semicircle dark beam；5, soil nailing；6, intercepting ditch；7, gutter；8, catch-drain；9, linked network region；10, spiral cage
Detailed description of the invention
See figures.1.and.2, a kind of construction prefabricated components assembling structure, described foundation ditch is paid in advance the foundation ditch that component forms constituted by stepped slope of putting, in the present embodiment, report and digging in-situ test pit actual investigation soil property and water-bearing layer distribution situation are surveyed in base area, it is to put domatic 1 with what the gradient set was formed from foundation ditch surface that pit earthwork puts slope foundation ditch, and sloping coefficient is 1:1.5, and its adjacent two layers is put and arranged step plane 2 between domatic 1；Putting of described foundation ditch domatic 1 is injected the soil nailing 5 made with reinforcing bar and is reinforced, and is provided with linked network region 9 at the outer surface putting domatic 1, and linked network region uses the injection of C20 High Pressure Reinforced Concrete to form a concrete layer, and concrete layer thickness is 5cm；Described putting arranges semicircle dark beam 4 on domatic 1, the square that cross section is length of side 20cm of semicircle dark beam 4 arranges cement mixing pile 3 for supporting at semicircle dark 4 liang of fulcrums of beam；Being provided with spiral cage 10 in described cement mixing pile 3, wherein when assembling, the longitudinal reinforcement of employing is 8-12 root, and transverse steel is 6-10 root.
The top, slope that slope foundation ditch is put on described top is concordant with ground, and top, slope is provided with intercepting ditch 6, prevents ground water from flowing to put in the foundation ditch of slope.
The bottom of described foundation ditch is provided with gutter 7, and the water bottom foundation ditch is discharged from this gutter.
Described step plane 2 is provided with catch-drain 8, and the water that top is put domatic 1 is discharged from this discharge opening, prevents slope dilapidation.
Described put linked network region on domatic 1 and be provided with several the most vertically and horizontally arranged reinforcing bar soil nailings 5.
The bottom of described cement mixing pile embeds and puts domatic 1 bottom solum 1.5m ± 0.2m, the long 1.8m of stake.The longitudinal reinforcement being designed with is 6-9 root, and transverse steel is 8-12 root.
The construction method that this utility model uses is:
(1) slope excavation is put: from foundation ditch surface, form two grades from top to bottom with sloping coefficient for 1:1.5 and put domatic, put domatic excavation complete after, the semicircle dark beam tunnel of excavation, injects, to the side slope of foundation ditch, the soil nailing made with reinforcing bar and reinforces, then lay the reinforcing bar linked network that δ is 5mm, and use shotcrete hardening process to carry out paying component assembling supporting in advance, adjacent two layers put domatic between a step plane is set, be provided with a catch-drain at step plane, additionally back down on slope and set an intercepting ditch.
(2) bracing reinforcement: putting at semicircle dark beam two fulcrum of face toe, placing δ in forming bracing reinforcement, cement mixing pile with cement mixing pile is 20mm screw-thread steel steel reinforcement cage, wherein when reinforcement component assembles, the longitudinal reinforcement used is 8-12 root, and transverse steel is 6-10 root.Stake long 1.8m, insert depth 1.6m, excavate a gutter bottom foundation ditch simultaneously.
This utility model provides a kind of thinking and method, and the method and the approach that implement this technical scheme are a lot, and the above is only preferred implementation of the present utility model.Should be understood that; to those of ordinary skill in the art; on the premise of without departing from this utility model principle; some improvements and modifications can also be made; these improvements and modifications also should be regarded as in protection domain of the present utility model, and each ingredient the clearest and the most definite in the present embodiment all can use prior art to be realized.
Claims (6)
1. construction prefabricated components assembling structure, it is characterised in that be made up of stepped slope foundation ditch of putting, described in put slope foundation ditch be domatic with putting of being formed of the gradient set from foundation ditch surface, its adjacent two layers put domatic between step plane is set；Described putting domatic appearance and be provided with linked network region, linked network region carries out gunite concrete and forms a concrete layer, described in put semicircle dark beam be set on domatic, semicircle dark Liang Zhidianchu arranges cement mixing pile for supporting；Being provided with spiral cage in described cement mixing pile, when assembling, the longitudinal reinforcement being designed with is 8-12 root, and transverse steel is 6-10 root.
A kind of construction prefabricated components assembling structure the most according to claim 1, it is characterised in that the top, slope that slope foundation ditch is put on top is concordant with ground, and top, slope is provided with intercepting ditch.
A kind of construction prefabricated components assembling structure the most according to claim 1, it is characterised in that the bottom of described foundation ditch is provided with gutter.
A kind of construction prefabricated components assembling structure the most according to claim 1, it is characterised in that described step plane is provided with catch-drain.
A kind of construction prefabricated components assembling structure the most according to claim 1, it is characterised in that described in put domatic upper linked network region and be provided with several the most vertically and horizontally arranged reinforcing bar soil nailings.
A kind of construction prefabricated components assembling structure the most according to claim 1, it is characterized in that, the bottom of described cement mixing pile embeds and puts face toe soil layer 1.5m ± 0.2m, the long 1.8m of stake, described in put the concrete layer thickness put on domatic of slope foundation ditch be 5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620074679.3U CN205804367U (en) | 2016-01-26 | 2016-01-26 | A kind of construction prefabricated components assembling structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620074679.3U CN205804367U (en) | 2016-01-26 | 2016-01-26 | A kind of construction prefabricated components assembling structure |
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| CN205804367U true CN205804367U (en) | 2016-12-14 |
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| CN201620074679.3U Active CN205804367U (en) | 2016-01-26 | 2016-01-26 | A kind of construction prefabricated components assembling structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267475A (en) * | 2020-11-07 | 2021-01-26 | 厦门中亚联合建设工程有限公司 | Foundation pit supporting structure and construction process thereof |
| CN113802572A (en) * | 2021-09-18 | 2021-12-17 | 重庆交通大学 | Structure for controlling deformation of foundation pit and construction method |
| CN115387368A (en) * | 2022-09-12 | 2022-11-25 | 中铁十四局集团第四工程有限公司 | Deep foundation pit drainage device |
-
2016
- 2016-01-26 CN CN201620074679.3U patent/CN205804367U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267475A (en) * | 2020-11-07 | 2021-01-26 | 厦门中亚联合建设工程有限公司 | Foundation pit supporting structure and construction process thereof |
| CN112267475B (en) * | 2020-11-07 | 2022-02-18 | 厦门中亚联合建设工程有限公司 | Foundation pit supporting structure and construction process thereof |
| CN113802572A (en) * | 2021-09-18 | 2021-12-17 | 重庆交通大学 | Structure for controlling deformation of foundation pit and construction method |
| CN115387368A (en) * | 2022-09-12 | 2022-11-25 | 中铁十四局集团第四工程有限公司 | Deep foundation pit drainage device |
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