CN205712137U - Foundation pit supporting construction - Google Patents

Foundation pit supporting construction Download PDF

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Publication number
CN205712137U
CN205712137U CN201620703219.2U CN201620703219U CN205712137U CN 205712137 U CN205712137 U CN 205712137U CN 201620703219 U CN201620703219 U CN 201620703219U CN 205712137 U CN205712137 U CN 205712137U
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CN
China
Prior art keywords
bearing diagonal
diagonal post
concrete pile
bored concrete
foundation pit
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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
Application number
CN201620703219.2U
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Chinese (zh)
Inventor
王吴光
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Wuxi Institute of Commerce
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Wuxi Institute of Commerce
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Priority to CN201620703219.2U priority Critical patent/CN205712137U/en
Application granted granted Critical
Publication of CN205712137U publication Critical patent/CN205712137U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

This utility model provides a kind of and is suitable for foundation ditch periphery and closes on subway or exist the foundation pit supporting construction used on the stricter building of displacement, settlement request, it includes the stressed plate being longitudinally disposed on foundation pit side-wall, it is additionally provided with bored concrete pile in described foundation ditch, the upper end of described bored concrete pile is arranged at more than foundation ditch bottom surface, and the lower end of described bored concrete pile is embedded in inside foundation ditch bottom surface;Horizontal reinforcing prop is also set up in the middle and upper part of described stressed plate;Also including that bearing diagonal post, the lower end of described bearing diagonal post are connected with the top of described bored concrete pile, the upper end of described bearing diagonal post is connected with described horizontal reinforcing prop;It is additionally provided with in the described middle and lower part by riser and is close to the described reinforcing plate arranged by riser, and be respectively arranged with adjustable supporting mechanism at the middle part of described reinforcing plate and bottom.

Description

Foundation pit supporting construction
Technical field
This utility model relates to a kind of construction engineering technical field, particularly relates to a kind of foundation pit supporting construction.
Background technology
In prior art, in the excavation supporting carrying out foundation ditch, the design of pattern foundation pit supporting structure directly influence the quality of engineering, Safety, efficiency and cost.And existing support system is mainly cast-in-situ steel reinforced concrete and supports and bracing members, cast in place reinforced bar coagulation Soil support stiffness is high, it is little, safe and reliable to deform, but its major defect is construction period length, dismounting difficulty, material cannot be repeatedly Reuse, and when foundation ditch area is bigger, concrete support is only capable of the support pile conduct utilized in angle position both direction The bearing of concrete support, result in concrete support and is suitable only for supporting 4 corner positions of foundation ditch, and cannot be carried out in foundation ditch The supporting in portion.And bracing members is detachable after having installation, the advantage of repeatable utilization, conformance with standard and the development side of mechanization To, although bracing members intensity is relatively big but there is also the rigidity defect compared with little Yi unstability, due to the easy unstability of bracing members, propping up at foundation ditch Being frequently used for excavating shape in protecting and become the narrow and foundation ditch of strip stake, this mode is owing to only arranging horizontal steel at ground location Pipe supports together, and general cutting depth is only capable of reaching about 5m, and the mode of another steel pipe bearing diagonal is: first complete supporting Going along with sb. to guard him of stake, then puts slope inside foundation ditch and excavates, the building body put outside sideline, slope of constructing when being excavated to bottom foundation ditch, Doing steel pipe diagonal brace bearing after base arrangement completes at base plate, then install steel pipe diagonal brace, finally slope is put in excavation diagonal brace position Time reserved earthen platform, this support form is also applied for the foundation ditch that cutting depth is shallow, and owing to the base of steel pipe support is in building structure Base plate on, result in the construction period long, can drive when foundation pit side-wall bears bigger soil pressure building base plate displacement.Consider The defect existed to above method for protecting support, for preferably adapting to the demand of present stage deep basal pit building, is badly in need of a kind of high Imitate feasible supporting mechanism.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, adapts to reality need, it is provided that one is suitable for base Hole periphery and close on subway or exist the foundation pit supporting construction used on the stricter building of displacement, settlement request.
In order to realize the purpose of this utility model, the technical scheme that this utility model is used is:
A kind of foundation pit supporting construction of design, it includes the stressed plate being longitudinally disposed on foundation pit side-wall, in described foundation ditch Being additionally provided with bored concrete pile, the upper end of described bored concrete pile is arranged at more than foundation ditch bottom surface, and the lower end of described bored concrete pile is embedded at the bottom of foundation ditch Inside face;Horizontal reinforcing prop is also set up in the middle and upper part of described stressed plate;Also include bearing diagonal post, the lower end of described bearing diagonal post Being connected with the top of described bored concrete pile, the upper end of described bearing diagonal post is connected with described horizontal reinforcing prop;
Preferably, it is additionally provided with in the described middle and lower part by riser and is close to the described reinforcing plate arranged by riser, and in institute Middle part and the bottom of stating reinforcing plate are respectively arranged with adjustable supporting mechanism;It is described that described adjustable supporting mechanism includes that one end is articulated with Sleeve pipe in reinforcing plate, the screw rod being arranged in described sleeve pipe, described screw rod is by the screw thread on internal surface of sleeve pipe and described sleeve pipe Threaded, also include the screw sleeve that one end is articulated with on described bearing diagonal post, the movable end of described screw rod is arranged at described spiral shell In bar set;Screw sleeve in two adjustable supporting mechanisms is respectively arranged in middle part and this bearing diagonal post of described bearing diagonal post Bottom.
Preferably, also include that three oblique pull anchor cable parts, the tail end of described three oblique pull anchor cable parts are embedded in described bearing diagonal In foundation ditch bottom surface below part, and the top of three oblique pull anchor cable parts respectively with the middle part of described bearing diagonal post, bearing diagonal post Middle and lower part, the top of bored concrete pile connect.
Preferably, the steel pipe that described bearing diagonal post can be butted up against together by least two is constituted.
Preferably, the inclined-plane that described bored concrete pile is connected with bearing diagonal post, and described horizontal reinforcing prop is with bearing diagonal post even The inclined-plane connect is oppositely arranged.
Preferably, the described upper end by riser is arranged at more than the upper surface of foundation ditch, and the described lower end by riser is embedded in In described foundation ditch bottom surface.
The beneficial effects of the utility model are:
Have disclosure satisfy that complex geological condition simultaneously by the one that defines of the design, and easy installation and removal, material The material high foundation pit supporting construction of reusing, this supporting construction can meet adjacent perimeter region and there is the supporting of building and want Ask, and in use effectively reduce the slenderness ratio of steel pipe diagonal brace, solve the destabilization problems of support system, relative to biography System supporting construction, the design is to saving material usage, it is ensured that the safety of support system is all greatly improved.
Accompanying drawing explanation
Fig. 1 is this utility model primary structure schematic diagram;
Fig. 2 is A portion structure for amplifying schematic diagram in Fig. 1;
In figure: 1. foundation ditch;2. foundation ditch bottom surface;3. stressed plate;4. horizontal reinforcing prop;5. reinforcing plate;6. bearing diagonal post;7. fill Note stake;8. the inclined-plane that laterally reinforcing prop is connected with bearing diagonal post;9. the inclined-plane that bored concrete pile is connected with bearing diagonal post;10、1l、12. Oblique pull anchor cable part;13,14. sleeve pipe;15,16. screw rod;17,19. screw sleeve;18,20. screw sleeves and the pin joint of bearing diagonal post.
Detailed description of the invention
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings:
Embodiment 1: a kind of foundation pit supporting construction, sees Fig. 1, Fig. 2;It includes the stress being longitudinally disposed on foundation pit side-wall Plate 3, is additionally provided with bored concrete pile 7 in described foundation ditch 1, and the upper end of described bored concrete pile 7 is arranged at foundation ditch bottom surface more than 2, described perfusion The lower end of stake 7 is embedded in inside foundation ditch bottom surface;Horizontal reinforcing prop 4 is also set up in the middle and upper part of described stressed plate 3;Also include tiltedly propping up Dagger 6, the steel pipe that described bearing diagonal post 6 can be butted up against together by least two is constituted.The lower end of described bearing diagonal post 6 and institute The top stating bored concrete pile 7 connects, and the upper end of described bearing diagonal post 6 is connected with described horizontal reinforcing prop 4;
Preferably, the design is also additionally provided with in the described middle and lower part by riser 3 and is close to described be strengthened by riser 3 setting Plate 5, and it is respectively arranged with adjustable supporting mechanism at the middle part of described reinforcing plate 5 and bottom;Described adjustable supports in the design Mechanism include sleeve pipe that one end is articulated with in described reinforcing plate 5 13,14, the screw rod 15,16 that is arranged in described sleeve pipe 13,14, Described screw rod 15,16 is connected with described casing threads by the screw thread on internal surface of sleeve pipe, also includes that one end is articulated with described oblique Screw sleeve 17,19 on dagger, the movable end of described screw rod is arranged in described screw sleeve 17,19;Two adjustable supporting mechanisms In screw sleeve 17,19 be respectively arranged at middle part and the middle and lower part of this bearing diagonal post of described bearing diagonal post.
Preferably, the design also includes three oblique pull anchor cable parts 10,11,12, described three oblique pull anchor cable parts 10,11,12 Tail end be embedded in the foundation ditch bottom surface below described bearing diagonal part, and the top of three oblique pull anchor cable parts 10,11,12 respectively with The middle part of described bearing diagonal post 6, the middle and lower part of bearing diagonal post 6, bored concrete pile 7 top connect, further, described bored concrete pile with The inclined-plane 9 that bearing diagonal post connects, and the inclined-plane 8 that described horizontal reinforcing prop is connected with bearing diagonal post is oppositely arranged, it is preferred that institute The upper end by riser 3 stated is arranged at more than the upper surface of foundation ditch, and the described lower end by riser 3 is embedded in described foundation ditch bottom surface 2 In.
To sum up, one can be formed by the design and have and disclosure satisfy that complex geological condition simultaneously, and easy installation and removal, The foundation pit supporting construction that material reusing is high, this supporting construction can meet adjacent perimeter region and there is the supporting of building Requirement, and in use effectively reduce the slenderness ratio of steel pipe diagonal brace, solve the destabilization problems of support system, relative to Tradition supporting construction, the design is to saving material usage, it is ensured that the safety of support system is all greatly improved.
What embodiment of the present utility model was announced is preferred embodiment, but is not limited thereto, the common skill of this area Art personnel, easily according to above-described embodiment, understand spirit of the present utility model, and make different amplifications and change, but as long as Without departing from spirit of the present utility model, all in protection domain of the present utility model.

Claims (5)

1. a foundation pit supporting construction, it is characterised in that: it includes the stressed plate being longitudinally disposed on foundation pit side-wall, at described base Being additionally provided with bored concrete pile in hole, the upper end of described bored concrete pile is arranged at more than foundation ditch bottom surface, and the lower end of described bored concrete pile is embedded in base Inside bottom surface, hole;Horizontal reinforcing prop is also set up in the middle and upper part of described stressed plate;Also include bearing diagonal post, described bearing diagonal post Lower end is connected with the top of described bored concrete pile, and the upper end of described bearing diagonal post is connected with described horizontal reinforcing prop;
It is additionally provided with in the middle and lower part of described stressed plate and is close to the described reinforcing plate arranged by riser, and in described reinforcing plate Portion and bottom are respectively arranged with adjustable supporting mechanism;Described adjustable supporting mechanism includes the set that one end is articulated with in described reinforcing plate Pipe, the screw rod being arranged in described sleeve pipe, described screw rod is connected with described casing threads by the screw thread on internal surface of sleeve pipe, also wraps Including the screw sleeve that one end is articulated with on described bearing diagonal post, the movable end of described screw rod is arranged in described screw sleeve;Two can The screw sleeve in supporting mechanism is adjusted to be respectively arranged at middle part and the middle and lower part of this bearing diagonal post of described bearing diagonal post.
2. foundation pit supporting construction as claimed in claim 1, it is characterised in that: also include three oblique pull anchor cable parts, described three The tail end of oblique pull anchor cable part is embedded in the foundation ditch bottom surface below described bearing diagonal part, and the top of three oblique pull anchor cable parts is respectively It is connected with the middle part of described bearing diagonal post, the middle and lower part of bearing diagonal post, the top of bored concrete pile.
3. foundation pit supporting construction as claimed in claim 2, it is characterised in that: described bearing diagonal post can be butted up against by least two Steel pipe together is constituted.
4. foundation pit supporting construction as claimed in claim 3, it is characterised in that: described bored concrete pile is oblique with what bearing diagonal post was connected Face, and the inclined-plane that described horizontal reinforcing prop is connected with bearing diagonal post is oppositely arranged.
5. foundation pit supporting construction as claimed in claim 4, it is characterised in that: the described upper end by riser is arranged at the upper of foundation ditch More than surface, the described lower end by riser is embedded in described foundation ditch bottom surface.
CN201620703219.2U 2016-06-24 2016-06-24 Foundation pit supporting construction Expired - Fee Related CN205712137U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620703219.2U CN205712137U (en) 2016-06-24 2016-06-24 Foundation pit supporting construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620703219.2U CN205712137U (en) 2016-06-24 2016-06-24 Foundation pit supporting construction

Publications (1)

Publication Number Publication Date
CN205712137U true CN205712137U (en) 2016-11-23

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Application Number Title Priority Date Filing Date
CN201620703219.2U Expired - Fee Related CN205712137U (en) 2016-06-24 2016-06-24 Foundation pit supporting construction

Country Status (1)

Country Link
CN (1) CN205712137U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108035360A (en) * 2017-12-15 2018-05-15 安徽省城建设计研究总院股份有限公司 A kind of method for pattern foundation pit supporting structure
CN110387886A (en) * 2019-06-06 2019-10-29 广东宏骏建筑工程有限公司 Civil air defense constructions and installations foundation pit supporting construction and its construction method
CN111980030A (en) * 2020-08-06 2020-11-24 中铁七局集团第三工程有限公司 Deep foundation pit deformation-resistant structure based on rope design
CN112921987A (en) * 2021-04-19 2021-06-08 湖南大学 Deep foundation pit supporting structure and deep foundation pit construction method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108035360A (en) * 2017-12-15 2018-05-15 安徽省城建设计研究总院股份有限公司 A kind of method for pattern foundation pit supporting structure
CN108035360B (en) * 2017-12-15 2019-08-02 安徽省城建设计研究总院股份有限公司 A method of for pattern foundation pit supporting structure
CN110387886A (en) * 2019-06-06 2019-10-29 广东宏骏建筑工程有限公司 Civil air defense constructions and installations foundation pit supporting construction and its construction method
CN110387886B (en) * 2019-06-06 2021-06-08 广东宏骏建筑工程有限公司 Civil air defense engineering foundation pit supporting structure and construction method thereof
CN111980030A (en) * 2020-08-06 2020-11-24 中铁七局集团第三工程有限公司 Deep foundation pit deformation-resistant structure based on rope design
CN112921987A (en) * 2021-04-19 2021-06-08 湖南大学 Deep foundation pit supporting structure and deep foundation pit construction method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161123

Termination date: 20170624

CF01 Termination of patent right due to non-payment of annual fee