CN105064375A - Construction method of retaining and water stopping structure of foundation pit support - Google Patents
Construction method of retaining and water stopping structure of foundation pit support Download PDFInfo
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- CN105064375A CN105064375A CN201510503337.9A CN201510503337A CN105064375A CN 105064375 A CN105064375 A CN 105064375A CN 201510503337 A CN201510503337 A CN 201510503337A CN 105064375 A CN105064375 A CN 105064375A
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Abstract
The invention provides a construction method of a retaining and water stopping structure of a foundation pit support, which comprises the steps of fixedly connecting two channel steels with mounting grooves to reinforcement cage bodies, respectively lowering a plurality of the reinforcement cage bodies into corresponding pile holes around a pit foundation to be supported, and pouring concrete into each pile hole to form a cast-in-place pile; and inserting the baffle between two adjacent cast-in-place piles, inserting two ends of the baffle into the mounting grooves of channel steel in the cast-in-place piles on two sides of the baffle respectively, forming a soil-retaining and water-stopping edge together with the cast-in-place piles on two sides, and after the foundation pit is supported and backfilled, pulling out the baffle for recycling. The baffle plate can be repeatedly used, the cost is saved, and the construction speed is high.
Description
technical field:
The present invention relates to the construction method of a kind of pattern foundation pit supporting structure gear soil, water-stopping structure.
background technology:
The gear soil of existing supporting pit foundation, construction method overwhelming majority of sealing be elder generation treat supporting pit foundation at this build some castinplace piles all around, then supporting pit foundation domatic on shotcrete with steel bar nets, and form bank protection face 8(as Fig. 7), the construction cost of this construction method is high, and the bank protection face 8 of each supporting pit foundation can not be used for the supporting pit foundation of other job sites, can not reuse.
summary of the invention:
The present invention be to provide a kind of can meet around pit foundation, to form gear soil, while water-stopping structure, the pattern foundation pit supporting structure gear soil that the baffle plate in this structure can be made again to reuse, the construction method of water-stopping structure.
In order to realize foregoing invention object, the invention provides the construction method of a kind of pattern foundation pit supporting structure gear soil, water-stopping structure, the channel-section steel two being equipped with mounting groove is fixedly connected on reinforcing cage body, then reinforcing cage body described in several is transferred respectively to treating in stake holes corresponding around supporting pit foundation, and in each stake holes concrete perfusion, formed castinplace pile; Baffle plate is inserted between adjacent two castinplace piles, and the two ends of baffle plate are plugged in the mounting groove of channel-section steel in this baffle plate both sides castinplace pile respectively, and jointly form with both sides castinplace pile and keep off native water stop edge, after supporting pit foundation backfill, described baffle plate is extracted, recycling.
Further, described reinforcing cage body comprises main muscle, reinforcing rib and spiral bar, and some described main muscle surround a columned cage body, and reinforcing rib is stratified and set in described cage body, spiral bar is around being arranged on described cage body, and described two channel-section steels are arranged on the main muscle in described cage body.
For increasing the stagnant water effect keeping off native water stop edge further, in the mounting groove of described channel-section steel, be provided with sealing belt body.
Further, described sealing belt body comprises firm limit and rubber strip, and described firm limit is fixedly connected on rubber strip both sides, and described firm limit is welded mutually with the dual-side of channel-section steel, and rubber strip is fixedly connected with the mounting groove of channel-section steel by rivet.
Further, described baffle plate has a body, all upwards bending form bending edges of the two ends of this body, all outwards bending form the extension edge of platform-like of the end of described bending edges, and the end downward bending of described extension edge also forms the fillet of arc-shaped.
Further, the bending angle of described bending edges is greater than 90 degree.
The castinplace pile of the baffle plate in the present invention and these baffle plate both sides forms the native water stop edge of gear jointly, in order to the pit foundation at supporting construction scene, after pit backfill soil, baffle plate is extracted, is convenient to the use of next job site pit foundation: consequent beneficial effect is: the baffle plate in the present invention can be reused, cost-saving, speed of application is fast.
accompanying drawing illustrates:
Fig. 1 is gear of the present invention soil, water-stopping structure is treating the structural representation around supporting pit foundation.
Fig. 2 is that in the present invention, baffle plate is arranged on the top view between adjacent castinplace pile.
Fig. 3 is the front view that Fig. 2 baffle plate is arranged between adjacent castinplace pile.
Fig. 4 is the mounting structure figure of waterstop in the mounting groove of channel-section steel.
Fig. 5 is baffle arrangement schematic diagram in the present invention.
Fig. 6 is the structural representation of another embodiment of the present invention.
Fig. 7 is the schematic diagram of existing gear soil, water-stopping structure.
Wherein
1, reinforcing cage body; 11, main muscle; 12, reinforcing rib; 13, spiral bar; 2, baffle plate; 21, bending edges; 22, extension edge; 23, fillet; 3, castinplace pile; 4, channel-section steel; 41, mounting groove; 5, native water stop edge is kept off; 6, sealing belt body; 61, firm limit; 62, rubber strip; 7, supporting pit foundation is treated; 8, bank protection face.
detailed description of the invention:
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As Fig. 1 to Fig. 3, a kind of pattern foundation pit supporting structure gear of the present invention soil, the construction method of water-stopping structure, the method is that the channel-section steel 4 two being equipped with mounting groove 41 is fixedly connected on reinforcing cage body 1, what the reinforcing cage body 1 then several being provided with channel-section steel 4 was put in down job site respectively treats in the stake holes that supporting pit foundation 7 surrounding is corresponding, after reinforcing cage body is put well for 1 time, concrete perfusion in each stake holes, form castinplace pile 3, by hammer machine, baffle plate 2 is squeezed between adjacent two castinplace piles 3, and the two ends of each baffle plate 2 are corresponding is respectively plugged in the mounting groove 41 of channel-section steel 4 in this baffle plate both sides castinplace pile 3, each baffle plate 2 keeps off native water stop edge 5 with the castinplace pile 3 of these baffle plate 2 both sides common composition, after supporting pit foundation 7 backfill, baffle plate 2 is extracted, be convenient to utilize next time.
Reinforcing cage body 1 in the present invention comprises main muscle 11, reinforcing rib 12 and spiral bar 13, some main muscle 11 surround a columned cage body, reinforcing rib 12 is stratified and set in this cage body, spiral bar 13 is around being arranged on this cage body, two channel-section steels 4 are arranged on the main muscle 11 of reinforcing cage body 1, electric welding can be adopted to be connected between channel-section steel 4 with main muscle 11, also can adopt between steel wire and channel-section steel 4 is tightened on main muscle 11.Channel-section steel 4 in the present invention the main muscle 11 of the part that can substitute in reinforcing cage body 1 is set.
As Fig. 4, in the mounting groove 41 of channel-section steel 4, be provided with sealing belt body 6, this sealing belt body 6 comprises firm limit 61 and rubber strip 62, and firm limit 61 is fixedly connected on rubber strip 62 both sides, firm limit 61 is welded mutually with the dual-side of channel-section steel 4, and rubber strip 62 is fixedly connected with the mounting groove 41 of channel-section steel by rivet.
As Fig. 5, baffle plate 2 in the present invention has a body, the all upwards bending form bending edges 21 of the two ends of this body, the bending angle of bending edges 21 is greater than 90 degree, the all outwards bending form the extension edge 22 of platform-like of the end of bending edges 21, the end downward bending of extension edge 22 also forms the fillet 23 of arc-shaped.This fillet 23 is placed in the mounting groove 41 of channel-section steel 4, and fits with the rubber strip 62 of sealing belt body 6.
As Fig. 6, when adjacent two castinplace piles 3 distant, can insert the baffle plate 2 of more than two or two between two adjacent castinplace piles 3, constitute second embodiment of the present invention, the fillet 23 by arc-shaped between two baffle plates 2 adjacent between two castinplace piles 3 is connected.Fig. 6 is two fillets 23 arranged between two adjacent castinplace piles 3.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, can also make some improvement under the premise without departing from the principles of the invention, and these improvement also should be considered as protection scope of the present invention.
Claims (6)
1. a pattern foundation pit supporting structure keeps off construction method that is native, water-stopping structure, it is characterized in that: the channel-section steel (4) two being equipped with mounting groove (41) is fixedly connected on reinforcing cage body (1), then reinforcing cage body (1) described in several is transferred respectively to treating in the stake holes that supporting pit foundation (7) is corresponding around, and in each stake holes concrete perfusion, formed castinplace pile (3); Baffle plate (2) is inserted between adjacent two castinplace piles (3), and the two ends of baffle plate (2) are plugged in the mounting groove (41) of channel-section steel (4) in this baffle plate both sides castinplace pile respectively, and jointly form with both sides castinplace pile (3) and keep off native water stop edge (5), after supporting pit foundation (7) backfill, described baffle plate (2) is extracted, recycling.
2. the construction method of pattern foundation pit supporting structure gear soil as claimed in claim 1, water-stopping structure, it is characterized in that: described reinforcing cage body (1) comprises main muscle (11), reinforcing rib (12) and spiral bar (13), some described main muscle (11) surround a columned cage body, reinforcing rib (12) is stratified and set in described cage body, spiral bar (13) is around being arranged on described cage body, and described two channel-section steels (14) are arranged on the main muscle (11) in described cage body.
3. the construction method of pattern foundation pit supporting structure gear soil as claimed in claim 2, water-stopping structure, is characterized in that: be provided with sealing belt body (6) in the mounting groove (41) of described channel-section steel.
4. the construction method of pattern foundation pit supporting structure gear soil as claimed in claim 3, water-stopping structure, it is characterized in that: described sealing belt body (6) comprises firm limit (61) and rubber strip (62), described firm limit (61) is fixedly connected on rubber strip (62) both sides, described firm limit (61) is welded mutually with the dual-side of channel-section steel (4), and rubber strip (62) is fixedly connected with the mounting groove (41) of channel-section steel by rivet.
5. the construction method of pattern foundation pit supporting structure gear soil as claimed in claim 1, water-stopping structure, it is characterized in that: described baffle plate (2) has a body, the all upwards bending form bending edges (21) of the two ends of this body, the all outwards bending form the extension edge (22) of platform-like of the end of described bending edges (21), the end downward bending of described extension edge (22) also forms the fillet (23) of arc-shaped.
6. the construction method of pattern foundation pit supporting structure gear soil as claimed in claim 5, water-stopping structure, is characterized in that: the bending angle of described bending edges (21) is greater than 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510503337.9A CN105064375B (en) | 2015-08-17 | 2015-08-17 | Construction method of retaining and water stopping structure of foundation pit support |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510503337.9A CN105064375B (en) | 2015-08-17 | 2015-08-17 | Construction method of retaining and water stopping structure of foundation pit support |
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| CN105064375A true CN105064375A (en) | 2015-11-18 |
| CN105064375B CN105064375B (en) | 2017-05-31 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930301A (en) * | 2017-04-18 | 2017-07-07 | 唐山市建地建筑工程有限公司 | A kind of reusable foundation pit supporting construction and its design and construction method |
| CN108532588A (en) * | 2018-04-21 | 2018-09-14 | 宋伟友 | A kind of way of sealing board wall |
| CN110984169A (en) * | 2019-11-13 | 2020-04-10 | 中冶天工集团有限公司 | Protective net used between cast-in-place pile piles and installation method thereof |
| CN111608187A (en) * | 2020-05-20 | 2020-09-01 | 上海建工集团股份有限公司 | Water stop structure and construction method thereof |
| CN111608188A (en) * | 2020-05-25 | 2020-09-01 | 上海建工集团股份有限公司 | Foundation pit supporting structure and construction method thereof |
| CN113431049A (en) * | 2021-06-28 | 2021-09-24 | 上海市基础工程集团有限公司 | Grouting reinforcement device for stopping water between cast-in-place pile piles and construction method |
| CN113653084A (en) * | 2021-08-10 | 2021-11-16 | 北京市市政一建设工程有限责任公司 | Cast-in-situ bored pile water stopping structure and cast-in-situ bored pile construction method |
| CN116005701A (en) * | 2023-01-06 | 2023-04-25 | 江苏力迈建设工程有限公司 | Construction method of water-stopping enclosure structure of soft soil foundation building foundation pit |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110129515A (en) * | 2010-05-26 | 2011-12-02 | (주)대우건설 | Steel sheet pile for measuring ground-water level and injecting grout material |
| KR20120013736A (en) * | 2010-08-06 | 2012-02-15 | 김대호 | Retaining Wall Using PHC Pile |
| CN202164596U (en) * | 2011-06-30 | 2012-03-14 | 董荣进 | Composite construction of steel pipe sheet piles |
| CN202945591U (en) * | 2012-11-21 | 2013-05-22 | 天津港航桩业有限公司 | High-strength concrete prestress prefabricated (PHC) sheet pile |
| CN203034467U (en) * | 2012-10-31 | 2013-07-03 | 东南大学 | Combined steel pile cofferdam with water-proof fore shafts |
| CN203334295U (en) * | 2013-06-20 | 2013-12-11 | 江苏城市职业学院 | Large-diameter arc-shaped steel sheet pile foundation pit supporting structure |
| CN203639928U (en) * | 2013-12-30 | 2014-06-11 | 中交二航局第四工程有限公司 | Long rigidity pipe pile and short flexible plate pile combined deepwater coffer |
-
2015
- 2015-08-17 CN CN201510503337.9A patent/CN105064375B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110129515A (en) * | 2010-05-26 | 2011-12-02 | (주)대우건설 | Steel sheet pile for measuring ground-water level and injecting grout material |
| KR20120013736A (en) * | 2010-08-06 | 2012-02-15 | 김대호 | Retaining Wall Using PHC Pile |
| CN202164596U (en) * | 2011-06-30 | 2012-03-14 | 董荣进 | Composite construction of steel pipe sheet piles |
| CN203034467U (en) * | 2012-10-31 | 2013-07-03 | 东南大学 | Combined steel pile cofferdam with water-proof fore shafts |
| CN202945591U (en) * | 2012-11-21 | 2013-05-22 | 天津港航桩业有限公司 | High-strength concrete prestress prefabricated (PHC) sheet pile |
| CN203334295U (en) * | 2013-06-20 | 2013-12-11 | 江苏城市职业学院 | Large-diameter arc-shaped steel sheet pile foundation pit supporting structure |
| CN203639928U (en) * | 2013-12-30 | 2014-06-11 | 中交二航局第四工程有限公司 | Long rigidity pipe pile and short flexible plate pile combined deepwater coffer |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930301A (en) * | 2017-04-18 | 2017-07-07 | 唐山市建地建筑工程有限公司 | A kind of reusable foundation pit supporting construction and its design and construction method |
| CN108532588A (en) * | 2018-04-21 | 2018-09-14 | 宋伟友 | A kind of way of sealing board wall |
| CN110984169A (en) * | 2019-11-13 | 2020-04-10 | 中冶天工集团有限公司 | Protective net used between cast-in-place pile piles and installation method thereof |
| CN111608187A (en) * | 2020-05-20 | 2020-09-01 | 上海建工集团股份有限公司 | Water stop structure and construction method thereof |
| CN111608188A (en) * | 2020-05-25 | 2020-09-01 | 上海建工集团股份有限公司 | Foundation pit supporting structure and construction method thereof |
| CN113431049A (en) * | 2021-06-28 | 2021-09-24 | 上海市基础工程集团有限公司 | Grouting reinforcement device for stopping water between cast-in-place pile piles and construction method |
| CN113653084A (en) * | 2021-08-10 | 2021-11-16 | 北京市市政一建设工程有限责任公司 | Cast-in-situ bored pile water stopping structure and cast-in-situ bored pile construction method |
| CN116005701A (en) * | 2023-01-06 | 2023-04-25 | 江苏力迈建设工程有限公司 | Construction method of water-stopping enclosure structure of soft soil foundation building foundation pit |
| CN116005701B (en) * | 2023-01-06 | 2023-10-24 | 江苏力迈建设工程有限公司 | Construction method of water-stopping enclosure structure of soft soil foundation building foundation pit |
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| CN105064375B (en) | 2017-05-31 |
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Address after: 210031 building 4, Yangzi science and technology innovation headquarters base, No.5, Pudong North Road, Jiangbei new district, Nanjing City, Jiangsu Province Patentee after: China Chemical Civil Engineering Co.,Ltd. Address before: Liuhe Dachang District of Nanjing City, Jiangsu province 210044 Yang Road No. 357 Patentee before: CHEMICAL INDUSTRY GEOTECHNICAL ENGINEERING Co.,Ltd. |