CN202347534U - Force transferring structure between foundation ditch support pile and basement outer wall - Google Patents

Force transferring structure between foundation ditch support pile and basement outer wall Download PDF

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Publication number
CN202347534U
CN202347534U CN2011204789329U CN201120478932U CN202347534U CN 202347534 U CN202347534 U CN 202347534U CN 2011204789329 U CN2011204789329 U CN 2011204789329U CN 201120478932 U CN201120478932 U CN 201120478932U CN 202347534 U CN202347534 U CN 202347534U
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CN
China
Prior art keywords
basement
concrete
bracket
capping
force transferring
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Withdrawn - After Issue
Application number
CN2011204789329U
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Chinese (zh)
Inventor
潘伟峰
华锦耀
罗伟锦
徐新强
陈勇
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HUAFENG CONSTRUCTION CO Ltd
DARONG CONSTRUCTION GROUP Co Ltd
Original Assignee
HUAFENG CONSTRUCTION CO Ltd
DARONG CONSTRUCTION GROUP Co Ltd
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Priority to CN2011204789329U priority Critical patent/CN202347534U/en
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Publication of CN202347534U publication Critical patent/CN202347534U/en
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Abstract

The utility model discloses a force transferring structure between a foundation ditch support pile and a basement outer wall. The force transferring structure comprises a top beam (2) and the basement outer wall (3), wherein the top beam (2) is positioned at the top end of the foundation ditch support pile (1), a concrete bracket (4) is projected out of the outer surface of the basement outer wall (3), the bottom surface of the concrete bracket (4) is higher than the top surface of the top beam (2), the top surface of the top beam (2) is provided with a concrete capping beam (5), the concrete capping beam (5) consists of a vertical post (5.1) and a cross beam (5.2) in integral arrangement, the top end of the vertical post (5.1) is fixed with the outer end of the cross beam (5.2), and the cross beam (5.2) is pressed on the top surface of the concrete bracket (4). The force transferring structure between the foundation ditch support pile and the basement outer wall has the advantages that the waste of accessory structures such as the foundation ditch support pile (1), the top beam, and circumference purlins after the basement structure construction completion can be avoided, and in addition, the number of buoyancy resistance piles can be decreased.

Description

Force transferring structure between foundation pit supporting pile and the outer wall of basement
Technical field
The utility model relates to field of civil engineering, specifically is the force transferring structure between a kind of foundation pit supporting pile and the outer wall of basement.
Background technology
Along with the fast development of city infrastructure, the continuous expansion in building basement space, Base hole supporting technology is also constantly progressive.The work progress of the basement in the foundation pit supporting construction of prior art and the foundation ditch is following: make a call to a circle soldier pile earlier at the foundation ditch edge; Cast connects the Guan Liang of each soldier pile then, cast subsequently and the interior support of Guan Liang with absolute altitude; Then down dig foundation ditch to first floor enclose purlin absolute altitude and this absolute altitude of the inboard cast of each soldier pile enclose purlin and in support; With dig under the continued to following one deck enclose the absolute altitude of purlin and pour into a mould this absolute altitude enclose purlin and in support; Repeat down to dig and pour into a mould to enclose purlin and the interior process that supports, arrive the end, hole until excavation of foundation pit; Requirement of strength at the end, hole according to anti-buoyancy force of underground water is provided with the stake of many anti-floating power, pours into a mould basement bottom board subsequently; Up pour into a mould outer wall of basement and every from base plate then again at a distance from certain altitude cast one deck basement floor; Upwards pour into a mould in the process of exterior wall; Also will be with stopping the upwards interior support dismounting of construction of exterior wall, constantly repeat interior support that upwards construction outer wall, dismounting stop exterior wall, and every process at a distance from certain altitude cast one deck floor, poured into a mould basement roof until end face at outer wall of basement; Can know that by general knowledge basement roof is higher than the Guan Liang of foundation ditch.
Can learn from the job practices of above prior art: after the basement construction of building is accomplished; This moment, outer wall of basement played the supportive protection effect to underground cell structure; And be embedded in foundation pit supporting pile in the soil body come of age beam, enclose to have no again between accessory structure such as purlin and the basement and get in touch, that is to say, foundation pit supporting pile come of age beam, enclose accessory structure such as purlin and just when digging foundation ditch and construction basement structure down, foundation ditch worked the temporary structure that supports protective effect; And in case after having poured into a mould basement roof and making that basement structure construction is accomplished; Soldier pile come of age beam, enclose accessory structures such as purlin and just accomplished mission, building is not played any effect again, also can't utilize once more; And soldier pile is come of age beam, to enclose accessory structure costs such as purlin higher; Often reach more than 60% of the total supporting and protection structure of foundation ditch, cost height and the later stage soldier pile that can't utilize again come of age beam, enclose accessory structures such as purlin and just caused huge waste, improved the cost of work items.
When preventing that groundwater table from rising, the lifting basement bottom board causes that base plate is to top offset again; Cause the building local damage, prior art is that the stake of many anti-floating power is set under basement bottom board, utilizes the friction of the many piles body and the soil body to offset buoyancy force of underground water; For satisfying the intensity needs of opposing buoyancy force of underground water; The radical of anti-floating power stake is more, and cost is also higher, and construction labour intensity is also bigger.
Summary of the invention
The technical problem that the utility model will solve is, provide a kind of can avoid foundation pit supporting pile come of age beam, enclose accessory structure such as purlin in basement structure completion back waste and can reduce the foundation pit supporting pile of anti-floating power stake number and the force transferring structure between the outer wall of basement.
The technical solution of the utility model is, the force transferring structure between a kind of foundation pit supporting pile and the outer wall of basement is provided, and it comprises Guan Liang and the outer wall of basement that is positioned at the foundation pit supporting pile top; The external surface of outer wall of basement is protruding with the concrete bracket; The bottom surface of concrete bracket is higher than the end face of Guan Liang, and the end face of Guan Liang is provided with the concrete capping beam, and the concrete capping beam is by constituting for the column of one and crossbeam; Column top and crossbeam outer end are fixed, and crossbeam is pressed in the end face of concrete bracket.
Be provided with at least 5 layers of pad malthoid between the column inboard of concrete capping beam and the outer end of concrete bracket.
Be provided with one deck pad malthoid between the end face of dark clay ox leg with fixed attention and the bottom surface of crossbeam, the bottom surface of crossbeam is pressed on the pad malthoid, and the pad malthoid is pressed in the end face of concrete bracket.
Distance between foundation pit supporting pile and the outer wall of basement is 100mm.
After adopting above structure, the force transferring structure between the utility model foundation pit supporting pile and the outer wall of basement compared with prior art has following remarkable advantage and beneficial effect:
Because the column of concrete capping beam and the Guan Liang on soldier pile top fix, the crossbeam of concrete capping beam is pressed in the end face of concrete bracket, and the concrete bracket is cast in the external surface of outer wall of basement; Like this; In case particularly basement bottom board is under the buoyancy force of underground water effect for basement structure, to the moment of top offset, the concrete capping beam will be pushed down concrete bracket and outer wall of basement; Make whole basement structure keep stable; Avoid come-up to destroy, promptly soldier pile come of age beam, enclose accessory structure such as purlin and no longer after the basement structure completion, put aside as useless in the soil body as prior art, but continue even its anti-buoyancy function of permanent performance; The waste that this soldier pile more than 60% of just having avoided reaching the total supporting and protection structure cost of foundation ditch is come of age beam, enclosed accessory structures such as purlin has produced huge economic benefit; Again because the force transferring structure of the utility model can play anti-buoyancy function and the utility model does not have a large amount of new float Structure of extra increase; Just an original discarded soldier pile come of age beam, enclose accessory structure twice laid such as purlin; Like this, can reduce the number of foundation ditch bottom surface anti-floating stake significantly, simplify the labour intensity of construction anti-floating stake; Saved the great amount of cost of construction anti-floating stake; Reduced the overall cost of basement structure, though the utility model has also increased a little force transferring structure such as capping beam, concrete bracket, the cost that cost that force transferring structure increases and anti-floating stake save is compared; Be negligiblely few, so the force transferring structure remarkable in economical benefits of the utility model.
And, owing to come to nothing between foundation pit supporting pile and the outer wall of basement 100mm is arranged, like this; When earthquake; Exist level to the space of moving between foundation pit supporting pile and the outer wall of basement, both permission levels ensure both independent stressed to free displacement; Satisfy the requirement that Antiseismic building is set up defences, be particularly suited for the area of seismic fortification intensity greater than 6 degree.
Moreover, owing to be provided with at least 5 layers of pad malthoid between the outer end of the column of concrete capping beam inboard and concrete bracket, like this; When earthquake; Exist level to the space of moving between concrete bracket and the concrete capping beam, both permission levels ensure both independent stressed to free displacement; Satisfy the requirement that Antiseismic building is set up defences, be particularly suited for the area of seismic fortification intensity greater than 6 degree.
Description of drawings
Fig. 1 is the structural representation of the force transferring structure between the utility model foundation pit supporting pile and the outer wall of basement.
Fig. 2 is the local structure for amplifying sketch map of the force transferring structure between the utility model foundation pit supporting pile and the outer wall of basement.
Shown in the figure 1, foundation pit supporting pile, 2, Guan Liang, 3, outer wall of basement, 4, the concrete bracket, 4.1, bracket master muscle; 4.2, the bracket stirrup, 5, the concrete capping beam, 5.1, column, 5.2, crossbeam, 5.3, beam main tendon bears down on one; 5.3.1, perpendicular muscle, 5.3.2, horizontal bar, 5.4, the capping beam stirrup, 6, the pad malthoid; 7, first dowel, 8, first inner thread sleeve, 9, second dowel, 10, second inner thread sleeve.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further, but the utility model not only is confined to following examples.
Like Fig. 1, shown in Figure 2, the force transferring structure between the utility model foundation pit supporting pile and the outer wall of basement, it comprises the hat beam 2 and outer wall of basement 3 that is positioned at foundation pit supporting pile 1 top.The external surface of outer wall of basement 3 is protruding with concrete bracket 4, and the bottom surface of concrete bracket 4 is higher than the end face of being preced with beam 2, and the outer end of concrete bracket 4 is positioned at hat beam 2 tops.The end face of hat beam 2 is provided with concrete capping beam 5, and concrete capping beam 5 is made up of with crossbeam 5.2 column 5.1 for one, and column 5.1 tops and crossbeam 5.2 outer ends are fixed, and generally, this concrete capping beam 5 is the concrete capping beam 5 of ┌ shape.
Crossbeam 5.2 is pressed in the end face of concrete bracket 4, specifically, is provided with one deck pad malthoid 6 between the bottom surface of the end face of concrete bracket 4 and crossbeam 5.2, and this pad malthoid 6 is exactly the asphaltic felt that is commonly called as, and is waterproofing materials commonly used in the building trade.The bottom surface of crossbeam 5.2 is pressed on this layer pad malthoid 6, and this layer pad malthoid 6 is pressed in the end face of concrete bracket 4.
In the area of seismic fortification intensity greater than 6 degree; Be provided with at least 5 layers of pad malthoid 6 between column 5.1 inboards of concrete capping beam 5 and the outer end of concrete bracket 4; The inboard and the outermost pad malthoid 6 that are column 5.1 push against; Multilayer mats malthoid 6 pushes against each other, and the pad malthoid 6 of innermost layer pushes against with the outer end of concrete bracket 4.Like this, directly do not contact between concrete capping beam 5 and the concrete bracket 4, multilayer mats malthoid 6 between the two can bear extruding, makes concrete capping beam 5 and concrete bracket 4 exist level to the space of moving, and it is effective that Antiseismic building is set up defences.
Equally, in the area of seismic fortification intensity greater than 6 degree, the distance between foundation pit supporting pile 1 and the outer wall of basement 3 is 100mm, so also is in order to make both not directly contacts, guarantee both levels to the space of moving that it is effective that Antiseismic building is set up defences.
Implement the job practices of the force transferring structure between the utility model foundation pit supporting pile and the outer wall of basement, it may further comprise the steps.
A, when construction connects the hat beam 2 of each foundation pit supporting pile 1 on the top of each foundation pit supporting pile 1, lay the template of hat beam 2, place the reinforcing cage of hat beam 2, colligation or weld many and vertically be with externally threaded first dowel 7 on the reinforcing cage of hat beam 2.
B, every first dowel 7 top are screwed in the lower end of first a prefabricated inner thread sleeve 8, in other words, lower end and first dowel, 7 tops with first inner thread sleeve 8 screw exactly.The top of this first inner thread sleeve 8 flushes in the end face of hat beam 2, i.e. the top of this first inner thread sleeve 8 and the height such as end face of being preced with beam 2.
C, cast hat beam 2 concrete make the inner thread sleeve 8 and first dowel 7 is anchored in hat beam 2 concrete and the opening of the upper end of first inner thread sleeve 8 exposes outside hat beam 2 concrete of winning; During the fluid concrete slurries, need the opening of the upper end of first inner thread sleeve 8 be blocked, get into first inner thread sleeve 8 to prevent slurries.
D, after outer wall of basement 3 is poured into the height concordant with being preced with beam 2 end faces from the bottom up; When needing to continue upwards to pour into a mould; Lay two side templates, place the reinforcing cage of outer wall of basement 3, and on reinforcing cage colligation or weld many levels to be with externally threaded second dowel 9; Every second dowel 9 outer ends are rotary with second a prefabricated inner thread sleeve 10, and the outer end of each second inner thread sleeve 10 is against the inner surface of the outboard template of outer wall of basement 3; In other words; The inner of second inner thread sleeve 10 and the outer end of second dowel 9 are screwed; Then second dowel 9 and the reinforcing cage of outer wall of basement 3 are fixed, the outer end that second inner thread sleeve 10 that screws on second dowel 9 after fixing must be satisfied in second dowel 9 and the permanent position of reinforcing cage is resisted against the inner surface of the outboard template of outer wall of basement 4.
The concrete of e, cast outer wall of basement 3; Make second dowel 9 and second inner thread sleeve 10 be anchored in the concrete of outer wall of basement 3; And after disassembling outer wall of basement 3 side templates; The opening of the outer end of second inner thread sleeve 10 exposes outside outer wall of basement 3 concrete, and promptly the opening of the outer end of second inner thread sleeve 10 exposes on the external surface of outer wall of basement 3.
F, screw in the outer end of each second inner thread sleeve 10 level to bracket master muscle 4.1, and the colligation multiple tracks is waled the bracket stirrup 4.2 of bracket master muscle 4.1 on bracket master muscle 4.1, forms the cage of reinforcement of concrete bracket 4.
Soffit formwork, outer Side Template, two blocks of two side templates, concrete of fluid concrete bracket 4 then of g, laying coagulation clay ox leg 4.
H, treat that the concrete of concrete bracket 4 is stiff after, disassemble the template of concrete bracket 4; End face at concrete bracket 4 lays one deck pad malthoid 6 then, like this, behind the fluid concrete capping beam 5, will form the structure that is provided with one deck pad malthoid 6 between the bottom surface of crossbeam 5.2 of end face and concrete capping beam 5 of concrete bracket 4; Lay at least five layers of pad malthoid 6 in the outer face of concrete bracket 4, like this, behind the fluid concrete capping beam 5, just can form between the inboard outer end with concrete bracket 4 of the column 5.1 of concrete capping beam 5 and be provided with at least 5 layers of structure of filling up malthoids 6.
I, screw in the beam main tendon 5.3 that bears down on one in the upper end of each first inner thread sleeve 8; The beam main tendon 5.3 that bears down on one is included as the perpendicular muscle 5.3.1 and the horizontal bar 5.3.2 of one; Perpendicular muscle 5.3.1 top and horizontal bar 5.3.2 outer end are fixed, and popular says, the beam main tendon 5.3 that bears down on one is the beam main tendon 5.3 that bears down on one of ┌ shape; The inner that screws in the horizontal bar 5.3.2 of the beam main tendon 5.3 that bears down on one behind first inner thread sleeve 8 is positioned at the top of concrete bracket 4, and the colligation multiple tracks is waled the capping beam stirrup 5.4 of the beam main tendon 5.3 that bears down on one, and forms the cage of reinforcement of concrete capping beam 5.
J, the polylith template of laying coagulation soil pressure back timber 5; Specifically; Lay the side template of two block concrete capping beams 5 in the both sides of the beam main tendon 5.3 that bears down on one; The side template of every block concrete capping beam 5 is made up of transverse slat and riser, and the outer end of transverse slat and the upper end of riser are fixed, i.e. the side template of ┌ shape; Lay the outboard template of the column 5.1 of coagulation soil pressure back timber 5 in the outside of the perpendicular muscle 5.3.1 of capping beam; Laying the interior Side Template of coagulation soil pressure back timber 5 crossbeams 5.2 in the inner of capping beam horizontal bar 5.3.2, is the soffit formwork of concrete capping beam 5 crossbeams 5.2 with the end face of the concrete bracket 4 that is laid with one deck pad malthoid 6, is the inner side template of concrete capping beam 5 columns 5.1 with the outer faces of the concrete bracket 4 that is laid with at least five layers of pad malthoid 6.The concrete of fluid concrete capping beam 5, this concrete capping beam 5 comprise column 5.1 and crossbeam 5.2, and the outer end of the crossbeam 5.2 of concrete capping beam 5 and the top of column 5.1 are fixed, and popular says, i.e. the concrete capping beam 5 of ┌ shape.The crossbeam 5.2 of concrete capping beam 5 is pressed in the end face of concrete bracket 4.

Claims (4)

1. the force transferring structure between foundation pit supporting pile and the outer wall of basement; It comprises Guan Liang (2) and the outer wall of basement (3) that is positioned at foundation pit supporting pile (1) top; It is characterized in that: the external surface of outer wall of basement (3) is protruding with concrete bracket (4); The bottom surface of concrete bracket (4) is higher than the end face of Guan Liang (2), and the end face of Guan Liang (2) is provided with concrete capping beam (5), and concrete capping beam (5) is made up of the column (5.1) and the crossbeam (5.2) that are one; Column (5.1) top and crossbeam (5.2) outer end are fixed, and crossbeam (5.2) is pressed in the end face of concrete bracket (4).
2. the force transferring structure between foundation pit supporting pile according to claim 1 and the outer wall of basement is characterized in that: be provided with at least 5 layers of pad malthoid (6) between column (5.1) inboard of concrete capping beam (5) and the outer end of concrete bracket (4).
3. the force transferring structure between foundation pit supporting pile according to claim 1 and the outer wall of basement; It is characterized in that: be provided with one deck pad malthoid (6) between the bottom surface of the end face of concrete bracket (4) and crossbeam (5.2); The bottom surface of crossbeam (5.2) is pressed on the pad malthoid (6), and pad malthoid (6) is pressed in the end face of concrete bracket (4).
4. according to any one described foundation pit supporting pile in the claim 1 ~ 3 and the force transferring structure between the outer wall of basement, it is characterized in that: the distance between foundation pit supporting pile (1) and the outer wall of basement (3) is 100mm.
CN2011204789329U 2011-11-28 2011-11-28 Force transferring structure between foundation ditch support pile and basement outer wall Withdrawn - After Issue CN202347534U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102383443A (en) * 2011-11-28 2012-03-21 大荣建设集团有限公司 Connection structures between foundation pit support piles and outer walls of basement and construction method
CN104762991A (en) * 2015-04-09 2015-07-08 济南轨道交通集团有限公司 Connection structure and method of fender pile and subsurface structure main body beam
CN105804119A (en) * 2016-03-24 2016-07-27 张迈 Underground corridor structure with dual-purpose pile foundations and construction method of underground corridor structure

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102383443A (en) * 2011-11-28 2012-03-21 大荣建设集团有限公司 Connection structures between foundation pit support piles and outer walls of basement and construction method
CN102383443B (en) * 2011-11-28 2013-11-27 大荣建设集团有限公司 Connection structures between foundation pit support piles and outer walls of basement and construction method
CN104762991A (en) * 2015-04-09 2015-07-08 济南轨道交通集团有限公司 Connection structure and method of fender pile and subsurface structure main body beam
CN104762991B (en) * 2015-04-09 2016-09-07 济南轨道交通集团有限公司 The attachment structure of a kind of fender post and underground structure body pillar and method of attachment
CN105804119A (en) * 2016-03-24 2016-07-27 张迈 Underground corridor structure with dual-purpose pile foundations and construction method of underground corridor structure

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