CN106638619B - A kind of pattern foundation pit supporting structure building structure - Google Patents
A kind of pattern foundation pit supporting structure building structure Download PDFInfo
- Publication number
- CN106638619B CN106638619B CN201611185759.7A CN201611185759A CN106638619B CN 106638619 B CN106638619 B CN 106638619B CN 201611185759 A CN201611185759 A CN 201611185759A CN 106638619 B CN106638619 B CN 106638619B
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- China
- Prior art keywords
- foundation pit
- cement mixing
- prestressed concrete
- concrete prefabricated
- building structure
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention provides a kind of pattern foundation pit supporting structure building structure, belong to Base hole supporting technology field, including armored concrete crown beam, multiple cement mixing methods, multiple prestressed concrete prefabricated tubular piles, multiple anchor poles and reinforced mesh, multiple cement mixing methods are arranged along foundation pit inner wall continuous uniform, spacer sleeve is equipped with multiple tensioning rings to two neighboring prestressed concrete prefabricated tubular pile in the height direction, the setting of tensioning ring is so that prestressed concrete prefabricated tubular pile uniform force, reliability enhancing, and prestressed concrete prefabricated tubular pile tensile strength and safety coefficient are high, the setting of prestressed concrete prefabricated tubular pile is so that whole building structure is more firm, stress is reliable, water-stagnating effect is good, it is easy for construction, both it had been suitble to the foundation pit in big place, it is suitble to construction site smaller again, there is the foundation pit of building at edge.
Description
Technical field
The invention belongs to Base hole supporting technology fields, and in particular to a kind of pattern foundation pit supporting structure building structure.
Background technique
With the fast development of economic construction of China, urban skyscraper is emerged in multitude, and embedded depth of foundation is increasing, adjoint
There are many deep basal pits.Since City Building is intensive, foundation pit ambient environmental conditions are complicated, in many cases, foundation pit week
It encloses that there is existing buildings, therefore supporting building structure usually is set on foundation pit periphery to guarantee deep basal pit and close on existing
The safety of building.
Currently, the supporting construction of foundation pit generally uses Cement-soil Gravity enclosure wall, cast-in-situ bored pile or vertical type steel pipe
Preceding supporting construction.Without support in Cement-soil Gravity enclosure wall hole, Bit andits control ability is poor, and construction quality is difficult to control；Drilling
Bored concrete pile cost for shallow foundation pit is high, and the later period eats support and must remove, and influences to construct；Supporting construction steel pipe before vertical type steel pipe
Preceding support is arranged inside foundation pit, has to the construction in foundation pit to support and stepping down before steel pipe, causes adverse effect to construction.
In conclusion existing supporting building structure is not able to satisfy existing foundation pit ambient environmental conditions complexity, particularly base
There are requirements when existing building group to foundation pit around hole.
Summary of the invention
In order to overcome the shortcomings of the prior art described above, the present invention provides a kind of pattern foundation pit supporting structure building structure.
To achieve the goals above, the invention provides the following technical scheme:
A kind of pattern foundation pit supporting structure building structure, including armored concrete crown beam, multiple cement mixing methods, multiple prestressing force are mixed
Solidifying soil prefabricated tubular pile, multiple anchor poles and reinforced mesh；
Multiple cement mixing methods are uniformly arranged along foundation pit inner wall, are provided with reinforcing bar on the inside of the cement mixing method
Mesh sheet, multiple cement mixing methods and multiple reinforced mesh constitute building structure frame, the building structure frame
Interior to be filled with pea gravel concreten, the building structure frame and the pea gravel concreten form water-stop curtain, the water-stop curtain
Offer inclined fixation hole in the soil layer in outside, described anchor pole one end be arranged on the inside of the water-stop curtain and by block with
The water-stop curtain abuts, and the anchor pole other end tilts through the water-stop curtain and is mounted in the fixation hole, described
Armored concrete crown beam is arranged in the cement mixing method upper end, and the reinforced concrete is protruded into the cement mixing method upper end
In native crown beam；
The uniformly arrangement on the inside of the water-stop curtain of multiple prestressed concrete prefabricated tubular piles, it is two neighboring described
Spacer sleeve is equipped with multiple tensioning rings to prestressed concrete prefabricated tubular pile in the height direction.
It further include multiple connection sleeves, the diameter and the cement mixing method of the connection sleeve or the prestressing force are mixed
The outer diameter of solidifying soil prefabricated tubular pile is identical, and the connection sleeve is by the cement mixing method or the prestressed concrete prefabricated pipe
Stake is connected two-by-two, extends the height of the cement mixing method or the prestressed concrete prefabricated tubular pile.
It preferably, further include fixing piece, the fixing piece includes fixed link and semicircular first lantern ring and the second lantern ring,
First lantern ring and second lantern ring two sides are respectively arranged with link block, and screw hole is offered on the link block, described
Fixed link is fixedly connected with first lantern ring, and the radius of first lantern ring and second lantern ring is stirred with the soil cement
The radius for mixing stake is identical, and first lantern ring and second lantern ring connect and compose an annulus by the link block, described
Annulus is socketed on the cement mixing method, and the fixed link is inserted into the soil layer on the outside of the water-stop curtain.
Preferably, preservative is coated in the anchor pole and the fixed link.
Preferably, the end of the anchor pole and the fixed link is provided with anchor structure.
Preferably, the fixing piece is anchor pole, and described anchor pole one end is arranged on the inside of the water-stop curtain and passes through block
It is abutted with the water-stop curtain, the anchor pole other end is tiltedly mounted in the soil layer around the foundation pit.
Preferably, the connection sleeve is up to opening up less there are three screw hole, the cement mixing method or described pre- answers
Power concrete precast pipe pile both ends offer and the matched mounting hole of the screw hole.
Preferably, prestressed concrete prefabricated tubular pile lower end is taper.
Preferably, the depth that the foundation pit bottom is protruded into prestressed concrete prefabricated tubular pile lower end is greater than the cement
Native mixing pile protrudes into the depth of the foundation pit bottom.
Pattern foundation pit supporting structure building structure provided by the invention is structurally reasonable, including armored concrete crown beam, multiple soil cements stir
Stake, multiple prestressed concrete prefabricated tubular piles, multiple anchor poles and reinforced mesh are mixed, multiple cement mixing methods connect along foundation pit inner wall
Continuous uniformly arrangement, armored concrete crown beam are arranged in pre- cement mixing method upper end, and it is mixed that reinforcing bar is protruded into cement mixing method upper end
On the inside of solidifying soil crown beam, multiple cement mixing methods and reinforced mesh constitute building structure frame, are filled in building structure frame
Pea gravel concreten, building structure frame and pea gravel concreten form water-stop curtain, if being also arranged on cement mixing method solid
Determine part, cement mixing method can be fixed on foundation pit inner wall by fixing piece, and entire water-stop curtain stress is reliable, and water-stagnating effect is good,
It is easy for construction, and cement mixing method tensile strength and safety coefficient are high.Multiple prestressed concrete prefabricated tubular piles surround sealing
Interval setting on the inside of curtain, spacer sleeve is equipped with multiple tensions to two neighboring prestressed concrete prefabricated tubular pile in the height direction
Ring, the setting of tensioning ring is so that prestressed concrete prefabricated tubular pile uniform force, reliability enhancing.Prestressed concrete prefabricated pipe
So that entire pattern foundation pit supporting structure building structure is more firm, stress intensity increases, and has not only been suitble to the foundation pit in big place, but also suitable for the setting of stake
Close the foundation pit that construction site is smaller, there is building at edge.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of the pattern foundation pit supporting structure building structure of the embodiment of the present invention 1；
Fig. 2 is the schematic view of the front view of the pattern foundation pit supporting structure building structure of the embodiment of the present invention 1；
Fig. 3 is the overlooking structure diagram of the pattern foundation pit supporting structure building structure of the embodiment of the present invention 2；
Fig. 4 is the schematic view of the front view of the pattern foundation pit supporting structure building structure of the embodiment of the present invention 2；
Fig. 5 is the structural schematic diagram of fixing piece.
Specific embodiment
With reference to the accompanying drawing, further description of the specific embodiments of the present invention.Following embodiment is only used for more
Technical solution of the present invention is clearly demonstrated, and not intended to limit the protection scope of the present invention.
Embodiment 1
It is specific as depicted in figs. 1 and 2 the present invention provides a kind of pattern foundation pit supporting structure building structure, including armored concrete hat
Beam 1, multiple cement mixing methods 2, multiple prestressed concrete prefabricated tubular piles 3, multiple anchor poles 12 and reinforced mesh 8.
Multiple cement mixing methods 2 are uniformly arranged along 4 inner wall of foundation pit, are provided with reinforced mesh on the inside of cement mixing method 2
8, the setting of tensioning ring 2 is so that 2 uniform force of cement mixing method, reliability enhancing.Multiple cement mixing methods 2 and steel mesh
Piece 8 constitutes building structure frame, is filled with pea gravel concreten 6, building structure frame and pea gravel concreten 6 in building structure frame
Water-stop curtain is formed, inclined fixation hole is offered in the soil layer 10 on the outside of water-stop curtain, 12 one end of anchor pole is arranged in sealing curtain
Curtain inside is simultaneously abutted by block with water-stop curtain, and 12 other end of anchor pole tilts through water-stop curtain and is mounted in fixation hole,
Armored concrete crown beam 1 is arranged in 2 upper end of soil mixing pile, and 2 upper end of cement mixing method is protruded into armored concrete crown beam 1.
Multiple prestressed concrete prefabricated tubular piles 3 uniformly arrangement, two neighboring prestressed concrete on the inside of water-stop curtain
Spacer sleeve is equipped with multiple tensioning rings 5 to native prefabricated tubular pile 3 in the height direction.The setting of prestressed concrete prefabricated tubular pile 3 so that
Whole building structure is more firm, and stress intensity increases, and has not only been suitble to the foundation pit in big place, but also suitable construction site is smaller, edge
There is the foundation pit of building.
It further, further include multiple connection sleeves 7, diameter and the cement mixing method 2 or prestressing force for connecting sleeve 7 are mixed
The outer diameter of solidifying soil prefabricated tubular pile 3 is identical, can determine that cement mixing method 2 and prestressed concrete are pre- according to foundation depth demand
Cement mixing method 2 or prestressed concrete prefabricated tubular pile 3 are connected two-by-two by connection sleeve 7, are prolonged by the quantity of tubulation stake 3
The height of long cement mixing method 2 or prestressed concrete prefabricated tubular pile 3.Meanwhile setting can also reduce single soil cement in this way
The length of mixing pile 2 or prestressed concrete prefabricated tubular pile 3, convenient transportation and movement mitigate construction intensity.
In order to make cement mixing method 2 or prestressed concrete prefabricated tubular pile 3 connect firm, connector sleeve with sleeve 7 is connect
Three screw holes 11 are at least offered on cylinder 7, cement mixing method 2 or 3 both ends of prestressed concrete prefabricated tubular pile offer
With the matched mounting hole of screw hole 11, the quantity of screw hole is eight in the present embodiment, and eight screw holes are evenly distributed on connection
On the side wall of sleeve 7.
In the present embodiment, 3 lower end of prestressed concrete prefabricated tubular pile is taper, so that prestressed concrete prefabricated tubular pile 3
It is easier to protrude into sub-surface, while being coated with preservative on anchor pole 12, the end of anchor pole 12 is provided with anchor structure, anchoring knot
The compactness connected between anchor pole 12 and soil layer 10 can be improved in structure, improves the stability of whole building structure.
In the present embodiment, the depth that 4 bottom of foundation pit is protruded into 3 lower end of prestressed concrete prefabricated tubular pile is greater than Soil-cement
The depth of 4 bottom of foundation pit is protruded into stake 2.
Embodiment 2
It as shown in Figures 3 to 5, further include fixing piece 9 in the present embodiment, fixing piece includes fixed link 9- in the present embodiment
3 and semicircular first lantern ring 9-1 and the second lantern ring 9-2, the first lantern ring 9-1 and the second two sides lantern ring 9-2 are respectively arranged with company
Meet block 9-4, screw hole offered on link block 9-4, fixed link 9-3 is fixedly connected with the first lantern ring 9-1, the first lantern ring 9-1 and
The radius of second lantern ring 9-2 is identical as the radius of soil mixing pile 2, and the first lantern ring 9-1 and the second lantern ring 9-2 pass through link block
9-4 connects and composes an annulus, and annulus is socketed on soil mixing pile 2, and fixed link 9-3 is inserted into the soil layer 10 on the outside of water-stop curtain
It is interior.Cement mixing method 2 is fixed on 4 inner wall of foundation pit by fixing piece, and entire water-stop curtain stress is reliable, and water-stagnating effect is good, is applied
Work is convenient, and 2 tensile strength of cement mixing method and safety coefficient are high.Meanwhile preservative, fixed link are coated on fixed link 9-3
The end of 9-3 is provided with anchor structure.Remaining structure is same as Example 1, and which is not described herein again.
Embodiment described above is merely preferred embodiments of the present invention, and the scope of protection of the present invention is not limited to this,
Anyone skilled in the art within the technical scope of the present disclosure, the technical solution that can be become apparent to
Simple change or equivalence replacement, all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of pattern foundation pit supporting structure building structure, which is characterized in that including armored concrete crown beam (1), multiple cement mixing methods
(2), multiple prestressed concrete prefabricated tubular piles (3), multiple anchor poles (12) and reinforced mesh (8)；
Multiple cement mixing methods (2) are uniformly arranged along foundation pit (4) inner wall, setting on the inside of the cement mixing method (2)
Have reinforced mesh (8), multiple cement mixing methods (2) and the reinforced mesh (8) constitute building structure frame, described to build
Pea gravel concreten (6) are filled in building structure frame, the building structure frame and the pea gravel concreten (6) form sealing curtain
Act, inclined fixation hole is offered in the soil layer (10) on the outside of the water-stop curtain, described anchor pole (12) one end is arranged described
It is abutted on the inside of water-stop curtain and by block with the water-stop curtain, anchor pole (12) other end tilts through the sealing curtain
Curtain is simultaneously mounted in the fixation hole, and the armored concrete crown beam (1) is arranged in the cement mixing method (2) upper end, institute
Cement mixing method (2) upper end is stated to protrude into the armored concrete crown beam (1)；
The uniformly arrangement on the inside of the water-stop curtain of multiple prestressed concrete prefabricated tubular piles (3), it is two neighboring described
Spacer sleeve is equipped with multiple tensioning rings (5) to prestressed concrete prefabricated tubular pile (3) in the height direction；
It further include multiple connection sleeves (7), the diameter of connection sleeve (7) and the cement mixing method (2) or described pre-
The outer diameter of prestressed concrete prefabricated tubular pile (3) is identical, and the connection sleeve (7) is by the cement mixing method (2) or described pre-
Prestressed concrete prefabricated tubular pile (3) is connected two-by-two, extends the cement mixing method (2) or the prestressed concrete prefabricated pipe
The height of stake (3).
2. pattern foundation pit supporting structure building structure according to claim 1, which is characterized in that further include fixing piece (9), the fixation
Part (9) includes fixed link (9-3) and semicircular first lantern ring (9-1) and the second lantern ring (9-2), first lantern ring (9-1)
It is respectively arranged with link block (9-4) with the second lantern ring (9-2) two sides, offers screw hole on the link block (9-4), institute
It states fixed link (9-3) to be fixedly connected with first lantern ring (9-1), first lantern ring (9-1) and second lantern ring (9-2)
Radius it is identical as the radius of the cement mixing method (2), first lantern ring (9-1) and second lantern ring (9-2)
An annulus is connected and composed by the link block (9-4), the annulus is socketed on the cement mixing method (2), described
Fixed link (9-3) is inserted into the soil layer (10) on the outside of the water-stop curtain.
3. pattern foundation pit supporting structure building structure according to claim 2, which is characterized in that the anchor pole (12) and the fixed link
Preservative is coated on (9-3).
4. pattern foundation pit supporting structure building structure according to claim 2, which is characterized in that the anchor pole (12) and the fixed link
The end of (9-3) is provided with anchor structure.
5. pattern foundation pit supporting structure building structure according to claim 1, which is characterized in that at least opened on the connection sleeve (7)
If there are three screw hole (11), the cement mixing method (2) or the prestressed concrete prefabricated tubular pile (3) both ends are opened up
Have and the screw hole (11) matched mounting hole.
6. pattern foundation pit supporting structure building structure according to claim 1, which is characterized in that the prestressed concrete prefabricated tubular pile
(3) lower end is taper.
7. pattern foundation pit supporting structure building structure according to claim 1, which is characterized in that the prestressed concrete prefabricated tubular pile
(3) depth that the foundation pit (4) bottom is protruded into lower end protrudes into the foundation pit (4) bottom greater than the cement mixing method (2)
Depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185759.7A CN106638619B (en) | 2016-12-20 | 2016-12-20 | A kind of pattern foundation pit supporting structure building structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185759.7A CN106638619B (en) | 2016-12-20 | 2016-12-20 | A kind of pattern foundation pit supporting structure building structure |
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| Publication Number | Publication Date |
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| CN106638619A CN106638619A (en) | 2017-05-10 |
| CN106638619B true CN106638619B (en) | 2018-12-14 |
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| CN201611185759.7A Active CN106638619B (en) | 2016-12-20 | 2016-12-20 | A kind of pattern foundation pit supporting structure building structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165173A (en) * | 2017-07-18 | 2017-09-15 | 中冶华天南京工程技术有限公司 | A kind of foundation pit supporting system and its construction method |
| CN108457279A (en) * | 2018-03-21 | 2018-08-28 | 中国建筑第六工程局有限公司 | A kind of foundation pit enclosure structure cast-in-situ bored pile collapse hole in-situ treatment method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332296A (en) * | 2001-08-16 | 2002-01-23 | 吕怀民 | Construction process of retaining wall with inner anchoring wall |
| CN203238642U (en) * | 2013-03-19 | 2013-10-16 | 深圳市工勘岩土工程有限公司 | Supporting retaining wall of foundation pit |
| CN104074197A (en) * | 2014-03-20 | 2014-10-01 | 温州大学 | Large-diameter thin-walled tubular pile composite anchor rod type foundation pit support structure and construction method thereof |
| CN104563129A (en) * | 2014-12-31 | 2015-04-29 | 云南建工基础工程有限责任公司 | Double-row pile structure with cored horizontal rotary jet grouting pile on pile body |
| CN204780990U (en) * | 2015-06-11 | 2015-11-18 | 云南建工基础工程有限责任公司 | Combined type retaining wall structure |
| JP2016089478A (en) * | 2014-11-05 | 2016-05-23 | ヒロセ株式会社 | Frame structure of earth retaining wall |
-
2016
- 2016-12-20 CN CN201611185759.7A patent/CN106638619B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332296A (en) * | 2001-08-16 | 2002-01-23 | 吕怀民 | Construction process of retaining wall with inner anchoring wall |
| CN203238642U (en) * | 2013-03-19 | 2013-10-16 | 深圳市工勘岩土工程有限公司 | Supporting retaining wall of foundation pit |
| CN104074197A (en) * | 2014-03-20 | 2014-10-01 | 温州大学 | Large-diameter thin-walled tubular pile composite anchor rod type foundation pit support structure and construction method thereof |
| JP2016089478A (en) * | 2014-11-05 | 2016-05-23 | ヒロセ株式会社 | Frame structure of earth retaining wall |
| CN104563129A (en) * | 2014-12-31 | 2015-04-29 | 云南建工基础工程有限责任公司 | Double-row pile structure with cored horizontal rotary jet grouting pile on pile body |
| CN204780990U (en) * | 2015-06-11 | 2015-11-18 | 云南建工基础工程有限责任公司 | Combined type retaining wall structure |
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| CN106638619A (en) | 2017-05-10 |
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Inventor after: Wang Zhihua Inventor after: Yu Pengtao Inventor after: Su Shaoyan Inventor after: Liu Xushou Inventor after: Lu Baohua Inventor after: Wang Yipu Inventor before: Wang Zhihua Inventor before: Yu Pengtao Inventor before: Su Shaoyan Inventor before: Liu Xushou Inventor before: Lu Baohua Inventor before: Wang Yipu |