CN111074916A - Retaining structure of anti-slide pile and structural pile and construction method - Google Patents
Retaining structure of anti-slide pile and structural pile and construction method Download PDFInfo
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- CN111074916A CN111074916A CN202010081681.4A CN202010081681A CN111074916A CN 111074916 A CN111074916 A CN 111074916A CN 202010081681 A CN202010081681 A CN 202010081681A CN 111074916 A CN111074916 A CN 111074916A
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- 238000010276 construction Methods 0.000 title claims abstract description 41
- 239000011150 reinforced concrete Substances 0.000 claims description 36
- 238000009412 basement excavation Methods 0.000 claims description 18
- 239000002689 soil Substances 0.000 claims description 15
- 230000008901 benefit Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000011065 in-situ storage Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000012986 modification Methods 0.000 description 1
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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
- E02D17/20—Securing of slopes or inclines
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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
- E02D17/20—Securing of slopes or inclines
- E02D17/207—Securing of slopes or inclines with means incorporating sheet piles or piles
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Abstract
The invention relates to the technical field of side slope retaining and house structures, and discloses a retaining structure of an anti-slide pile and a structural pile and a construction method thereof.
Description
Technical Field
The invention relates to the technical field of side slope retaining and house structures, in particular to a retaining structure of an anti-slide pile and a structural pile and a construction method.
Background
At present, in the field of geotechnical engineering, when buildings and roads are built in higher excavation side slope sections, supporting structures such as pile plate walls and anchor cable pile plate walls are adopted to support excavation side slopes, then the buildings are built before the supporting structures, the two structures are completely built separately, and the structure has certain defects, wherein the problem is more prominent in the commercial sections with strictly limited land occupation and small earth size due to the large section of the pile body, wide occupied area, long construction period, high manufacturing cost and the like in some sections.
Disclosure of Invention
The technical problem is as follows: the invention aims to provide a retaining structure of an anti-slide pile and a structural pile and a construction method, and aims to solve the problems that in the prior art, when a house and a road are constructed in a higher excavation side slope section, retaining structures such as a pile plate wall and an anchor cable pile plate wall are adopted to retain the excavation side slope, then the house is constructed before the retaining structure, the two structures are completely constructed separately, the problem that the section is not suitable for being reinforced by the anchor cable pile plate wall is caused, the pile body section of the pile plate wall is large, the occupied area is wide, the construction period is long, the construction cost is high, and the like.
The technical scheme is as follows: the invention is realized in this way, the anti-slide pile and the retaining structure of the structural pile and the construction method include a space retaining structure system composed of the structural pile, the anti-slide pile, the back row pile, the lower layer inclined strut, the middle layer inclined strut, the upper layer inclined strut, the soil guard plate, the connecting beam, the top beam and the top beam, the anti-slide pile or the back row pile is arranged at the inner side of the excavation side slope, the soil guard plate is arranged between the piles to form a pile plate wall, the structural pile is arranged at the position corresponding to the anti-slide pile at the outer side of the excavation side slope, the anti-slide pile, the back row pile and the structural pile are connected into a whole by the connecting beam, the top beam and the top beam, so that the horizontal force applied to the anti-slide pile and the back row pile is transmitted to the structural pile through the lower layer inclined strut, the middle layer inclined strut, the upper layer inclined strut, the connecting beam, the top beam and the top beam, thereby the anti-slide pile and the back row pile can play the role of the anti-slide pile and the role of the structural pile, and form a powerful space and prop up and keep off the atress system, so not only strengthen whole antitarnish and bending resistance of a fender structural system greatly, can also open up most space of a fender structure for the effective usage space of house, improved the utilization ratio of land and space greatly, and then improve economic benefits greatly.
Further, the foundation section forms of the structural piles, the slide-resistant piles and the rear row piles comprise rectangular piles and circular piles, the pile body section sizes and the pile lengths of the structural piles, the slide-resistant piles and the rear row piles can be equal or unequal, and the row intervals of the structural piles, the slide-resistant piles and the rear row piles can be equal or unequal.
Furthermore, the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut comprise a reinforced concrete structure, I-shaped steel, H-shaped steel and old steel rails; the lengths, the section forms and the sizes of the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut can be the same or different; the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut can be replaced by shear walls, and the number of the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut is determined according to the height of the side slope retaining piece and the height required by each layer of house.
Furthermore, the soil retaining plate comprises a reinforced concrete rectangular plate cast in place after ribs are arranged on the anti-slide piles, and can also be a reinforced concrete groove-shaped plate prefabricated and hoisted on the back of the anti-slide piles.
Further, the connecting beams, the crown beams and the top beams are reinforced concrete beams and are connected with the middle parts and the tops of the structural piles, the anti-slide piles and the rear row of piles, and the number of the connecting beams, the crown beams and the top beams is determined according to the height of the side slope retaining and the height required by each layer of house.
And further, a layer of reinforced concrete plate is paved on the top of the connecting beam, the crown beam and the top beam, so that the reinforced concrete plate can be used as the floor or the top plate of the house.
The construction method of the retaining structure of the slide-resistant pile and the structural pile comprises the following steps:
s1, leveling the ground on the original ground, and reserving a construction platform for the construction of the structural piles, the anti-slide piles and the rear row piles;
s2, constructing the structural piles, the anti-slide piles and the rear row piles on a construction platform, so that the upper ends of the structural piles, the anti-slide piles and the rear row piles extend out of a ground line to reach a designed pile top elevation;
s3, constructing a reinforced concrete top beam on the top of the back row of piles and the anti-slide piles, and connecting the anti-slide piles with the back row of piles by the reinforced concrete top beam;
s4, excavating the soil body in front of the rear row of piles in layers, and constructing reinforced concrete retaining plates between the piles in layers;
s5, constructing a diagonal brace or a shear wall between the rear row of piles and the anti-slide pile;
s6, constructing a reinforced concrete top plate on the reinforced concrete top beam;
s7, respectively constructing a reinforced concrete crown beam and a connecting beam between the slide-resistant pile and the structural pile, and connecting the slide-resistant pile and the structural pile;
s8, excavating soil bodies in front of the anti-slide pile in layers, and constructing reinforced concrete retaining plates between piles in layers;
s9, constructing a diagonal brace or a shear wall between the anti-slide pile and the structural pile respectively;
and S10, constructing reinforced concrete top plates on the crown beam and the coupling beam respectively.
Has the advantages that: compared with the prior art, the supporting and retaining structure and the construction method of the anti-slide pile and structural pile solve the problems that when buildings and roads are constructed in a higher excavation side slope section in the prior art, supporting and retaining structures such as a pile plate wall and an anchor cable pile plate wall are adopted to support and retain the excavation side slope, then the buildings are constructed before the supporting and retaining structure, the two structures are completely constructed separately, the anchor cable pile plate wall is not suitable for reinforcing the section, the pile body section of the pile plate wall is large, the occupied area is wide, the construction period is long, the construction cost is high, and the like; the supporting and retaining structure and the house structure can be integrated, the section of the pile body is smaller, the safety is higher than that of a pile plate wall, the construction is easier, the construction period is shorter, the land utilization rate is high, and the manufacturing cost is lower.
Drawings
Fig. 1 is a schematic cross-sectional view of a retaining structure of an anti-slide pile and a structural pile and a construction method according to an embodiment of the present invention.
Fig. 2 is a schematic elevation view of a retaining structure and a construction method of an anti-slide pile and structural pile according to a first embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a retaining structure and a construction method of an anti-slide pile and structural pile according to a second embodiment of the present invention.
Fig. 4 is a schematic cross-sectional view of a third embodiment of a retaining structure and a construction method of an anti-slide pile and structural pile according to the present invention.
The figure shows that: 1-structural pile, 2-slide-resistant pile, 3-toe ground line, 4-lower house, 5-coupling beam, 6-middle house, 7-retaining plate, 8-crown beam, 9-crown beam top platform, 10-rear row pile, 11-upper house, 12-top beam, 13-top line, 14-boundary line of slope top, 15-boundary line of slope toe, 16-slope body, 17-upper-layer diagonal support, 18-middle-layer diagonal support, 19-lower-layer diagonal support, L1-spacing between structural pile and slide-resistant pile row, L2-spacing between slide-resistant pile and rear row pile row, D1-diameter of structural pile, D2-slide-resistant pile diameter, D3-rear row pile diameter, H1-structural pile, length below slide-resistant pile body ground, length above H2-structural pile body, H3-slide-resistant pile, length above rear row pile crown beam platform, and length below H4-crown beam platform.
For better understanding of the objects, technical solutions and advantages of the present invention, the following detailed description of the present invention is provided in conjunction with the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
Detailed Description
The invention is realized in this way, the supporting and retaining structure of the anti-slide pile and the structural pile and the construction method include the structural pile, the anti-slide pile, the back row pile, the lower layer inclined strut, the middle layer inclined strut, the upper layer inclined strut, the retaining plate, the connecting beam, the crown beam and the top beam, the anti-slide pile or the back row pile is arranged at the inner side of the excavation slope, the retaining plate is arranged between the piles to form a pile plate wall, the structural pile is arranged at the position corresponding to the anti-slide pile at the outer side of the excavation slope, the anti-slide pile, the crown beam and the top beam are used for connecting the anti-slide pile, the back row pile and the structural pile into a whole, the horizontal force applied to the anti-slide pile and the back row pile is transmitted to the structural pile through the lower layer inclined strut, the middle layer inclined strut, the upper layer inclined strut, the connecting beam, the crown beam and the top beam, thereby the anti-slide pile and the back row pile play the role of the anti-slide pile, and let the effect that the friction pile was undertaken to the structure stake play when undertaking the effect of structure stake to form a powerful space and prop up fender atress system, not only strengthen whole anti-skidding and the bending resistance who props up fender structure system like this greatly, can also open up the effective usage space for the house with most space of propping up the fender structure, improved the utilization ratio of soil and space greatly, and then improve economic benefits greatly.
The following detailed description of implementations of the invention refers to the accompanying drawings.
The first embodiment, as shown in fig. 1 and fig. 2, provides a preferred embodiment of the present invention.
The supporting and retaining structure of the anti-slide pile and structural pile is arranged on the outer side of the side slope 16 and used for supporting and retaining the side slope 16 and playing a role in supporting and retaining the side slope 16.
The retaining structure and construction method of an anti-slide pile and a structural pile provided by the embodiment comprise a space retaining structure system consisting of a structural pile 1, an anti-slide pile 2, a back row pile 10, a lower-layer inclined strut 19, a middle-layer inclined strut 18, an upper-layer inclined strut 17, a soil-retaining plate 7, a connecting beam 5, a crown beam 8 and a top beam 12, wherein the anti-slide pile 2 or the back row pile 3 is arranged on the inner side of an excavation slope 16, the soil-retaining plate 7 is arranged between piles to form a pile plate wall, the structural pile 1 is arranged on the outer side of the excavation slope 16 and corresponds to the anti-slide pile 2, the back row pile 3 and the structural pile 1 are connected into a whole by the connecting beam 5, the crown beam 8 and the top beam 12 between the anti-slide pile 2, the back row pile 3 and the structural pile 1, so that the horizontal force borne by the anti-slide pile 2 and the back row pile 3 is transmitted to the structural pile 1 through the lower-slide pile 19, the middle-layer inclined strut 18, the upper-layer inclined strut 17, the connecting beam 5, the effect of friction pile has both been undertaken to back campshed 3, play the effect of structural pile again, and let structural pile 1 play the effect of undertaking the friction pile when undertaking the effect of structural pile, and form a powerful space and prop up and keep off the atress system, so not only strengthen whole anti-skidding and bending resistance who props up the structure system greatly, can also open up the most space of a fender structure for the effective usage space in house, the utilization ratio in soil and space has been improved greatly, and then economic benefits is improved greatly.
Embodiment two, as shown in fig. 3, provides another preferred embodiment for the present invention.
The supporting and retaining structure of the anti-slide pile and the structural pile and the construction method thereof provided by the embodiment comprise a space supporting and retaining structure system consisting of a structural pile 1, an anti-slide pile 2, a lower-layer inclined strut 19, a middle-layer inclined strut 18, a soil retaining plate 7, a connecting beam 5 and a crown beam 8, wherein the anti-slide pile 2 is arranged on the inner side of an excavation side slope 16, the soil retaining plate 7 is arranged between piles to form a structural pile plate wall, the structural pile 1 is arranged at a position corresponding to the anti-slide pile on the outer side of the excavation side slope 16, the connecting beam 5 and the crown beam 8 are used between the anti-slide pile 2 and the structural pile 1 to connect the anti-slide pile 2 and the structural pile 1 into a whole, so that the horizontal force borne by the anti-slide pile 2 is transmitted to the structural pile 1 through the lower-layer inclined strut 19, the middle-layer inclined strut 18, the connecting beam 5 and the crown beam 8, the anti-slide pile 2 plays a role of the structural pile, and the structural pile 1 plays a role of the anti-slide pile at, and form a powerful space and prop up and keep off the atress system, so not only strengthen whole antitarnish and bending resistance effect of keeping off the structural system greatly, can also open up most space of a fender structure for the effective use space of house, improved the utilization ratio of land and space greatly, make economic benefits greatly improve.
Third embodiment, as shown in fig. 3, a further preferred embodiment of the present invention is provided.
The supporting and retaining structure of the anti-slide pile and the structural pile and the construction method thereof provided by the embodiment comprise a space supporting and retaining structure system consisting of a structural pile 1, an anti-slide pile 2, a lower-layer inclined strut 19, a middle-layer inclined strut 18, a soil retaining plate 7, a connecting beam 5 and a crown beam 8, wherein the anti-slide pile 2 is arranged on the inner side of an excavation side slope 16, the soil retaining plate 7 is arranged between piles to form a structural pile plate wall, the structural pile 1 is arranged at a position corresponding to the anti-slide pile 2 on the outer side of the excavation side slope 16, the connecting beam 5 and the crown beam 8 are used between the anti-slide pile 2 and the structural pile 1 to connect the anti-slide pile 2 and the structural pile 1 into a whole, so that the horizontal force borne by the anti-slide pile 2 is transmitted to the structural pile 1 through the lower-layer inclined strut 19, the middle-layer inclined strut 18, the connecting beam 5 and the crown beam 8, the anti-slide pile 2 plays a role of the structural pile, and the pile 1 plays a role of the anti-slide pile while playing, and a strong space supporting and retaining stress system is formed, so that the anti-sliding and anti-bending capabilities of the whole supporting and retaining structure system are greatly enhanced, most of the space of the supporting and retaining structure can be opened up to be the effective use space of a house, the utilization rate of the land and the space is greatly improved, and the economic benefit is greatly improved.
The construction method of the retaining structure of the slide-resistant pile and the structural pile comprises the following steps:
s1, leveling the ground on the original ground, and reserving a construction platform for the construction of the structural pile 1, the anti-slide pile 2 and the rear row pile 10;
s2, constructing the structural pile 1, the anti-slide pile 2 and the rear row pile 10 on a construction platform, so that the upper ends of the structural pile 1, the anti-slide pile 2 and the rear row pile 10 extend out of the ground line 3 to reach a designed pile top elevation;
s3, constructing a reinforced concrete top beam 12 on the top of the back row of piles 10 and the slide-resistant piles 2, and connecting the slide-resistant piles 2 with the back row of piles 10 through the reinforced concrete top beam 12;
s4, excavating 10 piles of front soil body of the rear row of piles in layers, and constructing reinforced concrete retaining plates 7 among the piles in layers;
s5, constructing the inclined strut 17 or the shear wall between the rear row of piles 10 and the slide-resistant pile 2;
s6, constructing a reinforced concrete top plate on the reinforced concrete top beam 12;
s7, respectively constructing a reinforced concrete crown beam 8 and a connecting beam 5 between the slide-resistant pile 2 and the structural pile 1, and connecting the slide-resistant pile 2 and the structural pile 1;
s8, excavating soil bodies in front of the anti-slide piles 2 in layers, and constructing reinforced concrete retaining plates 7 between the piles in layers;
s9, constructing inclined struts 18 and 19 or shear walls between the anti-slide piles 2 and the structural piles 1 respectively;
and S10, respectively constructing reinforced concrete top plates on the crown beam 8 and the connecting beam 5.
The above description is only exemplary of the present invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A supporting and retaining structure of anti-slide pile and structural pile and its construction method, characterized by that including the space supporting and retaining structure system formed from structural pile, anti-slide pile, back row pile, lower layer diagonal brace, middle layer diagonal brace, upper layer diagonal brace, soil-retaining plate, coupling beam, crown beam and top beam, the anti-slide pile or back row pile is placed in the inner side of excavation slope, the soil-retaining plate is placed between piles to form pile slab wall, the position structural pile correspondent to anti-slide pile is placed in the outer side of excavation slope, the coupling beam, crown beam and top beam are used to connect anti-slide pile, back row pile and structural pile into one body, so that the horizontal force applied to anti-slide pile and back row pile can be transferred to structural pile by means of lower layer diagonal brace, middle layer diagonal brace, upper layer diagonal brace, coupling beam, crown beam and top beam, so that anti-slide pile and back row pile can not only play the role of anti-slide pile, but also play the role of structural pile, and make the structural pile play the role of anti-slide pile at the same time, and form a powerful space and prop up and keep off the atress system, so not only strengthen whole antitarnish and bending resistance of a fender structural system greatly, can also open up most space of a fender structure for the effective usage space of house, improved the utilization ratio of land and space greatly, and then improve economic benefits greatly.
2. The retaining structure and construction method for anti-slide pile and structural pile according to claim 1, wherein the foundation cross-sectional form of the structural pile, anti-slide pile and back row pile includes rectangular pile and circular pile, the cross-sectional dimension of the pile body and the pile length of the structural pile, anti-slide pile and back row pile may be equal or unequal, and the row spacing of the structural pile, anti-slide pile and back row pile may be equal or unequal.
3. The retaining structure and construction method of an anti-slide and structural pile according to claim 1, wherein the lower layer diagonal brace, the middle layer diagonal brace and the upper layer diagonal brace comprise a reinforced concrete structure, i-steel, H-shaped steel and old steel rails; the lengths, the section forms and the sizes of the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut can be the same or different; the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut can be replaced by shear walls, and the number of the lower-layer inclined strut, the middle-layer inclined strut and the upper-layer inclined strut is determined according to the height of the side slope retaining piece and the height required by each layer of house.
4. A retaining structure and construction method for an anti-slide and structural pile as claimed in claim 1, wherein the retaining plate comprises a reinforced concrete rectangular plate cast in situ after the ribs are placed on the anti-slide pile, or a reinforced concrete trough plate prefabricated and hoisted on the back of the anti-slide pile.
5. The retaining structure and construction method for an anti-slide and structural pile according to claim 1, wherein the connecting beams, the crown beams and the top beams are reinforced concrete beams, the connecting beams, the crown beams and the top beams connect the middle parts and the top parts of the structural pile, the anti-slide pile and the rear row of piles, and the number of the connecting beams, the crown beams and the top beams is determined according to the height of the side slope retaining structure and the height required by each layer of house.
6. The retaining structure and construction method of an anti-slide pile and structural pile according to claim 1, wherein a layer of reinforced concrete slab is laid on the top of the connecting beam, the crown beam and the top beam, so that the reinforced concrete slab can be used as a floor or a top plate of a house.
7. A retaining structure and construction method for an anti-slide and structural pile according to claim 1, characterized in that the construction method comprises:
s1, leveling the ground on the original ground, and reserving a construction platform for the construction of the structural piles, the anti-slide piles and the rear row piles;
s2, constructing the structural piles, the anti-slide piles and the rear row piles on a construction platform, so that the upper ends of the structural piles, the anti-slide piles and the rear row piles extend out of a ground line to reach a designed pile top elevation;
s3, constructing a reinforced concrete top beam on the top of the back row of piles and the anti-slide piles, and connecting the anti-slide piles with the back row of piles by the reinforced concrete top beam;
s4, excavating the soil body in front of the rear row of piles in layers, and constructing reinforced concrete retaining plates between the piles in layers;
s5, constructing a diagonal brace or a shear wall between the rear row of piles and the anti-slide pile;
s6, constructing a reinforced concrete top plate on the reinforced concrete top beam;
s7, respectively constructing a reinforced concrete crown beam and a connecting beam between the slide-resistant pile and the structural pile, and connecting the slide-resistant pile and the structural pile;
s8, excavating soil bodies in front of the anti-slide pile in layers, and constructing reinforced concrete retaining plates between piles in layers;
s9, constructing a diagonal brace or a shear wall between the anti-slide pile and the structural pile respectively;
and S10, constructing reinforced concrete top plates on the crown beam and the coupling beam respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010081681.4A CN111074916A (en) | 2020-02-06 | 2020-02-06 | Retaining structure of anti-slide pile and structural pile and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010081681.4A CN111074916A (en) | 2020-02-06 | 2020-02-06 | Retaining structure of anti-slide pile and structural pile and construction method |
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| CN111074916A true CN111074916A (en) | 2020-04-28 |
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| CN202010081681.4A Pending CN111074916A (en) | 2020-02-06 | 2020-02-06 | Retaining structure of anti-slide pile and structural pile and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047318A (en) * | 2021-04-13 | 2021-06-29 | 兰州理工大学 | Slope prestressed pile-wall-anchor composite supporting structure and construction method |
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| CN212026286U (en) * | 2020-02-06 | 2020-11-27 | 贵州星隆迪岩土工程有限公司 | Retaining structure of anti-slide pile and structural pile |
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| CN202416333U (en) * | 2012-02-03 | 2012-09-05 | 招商局重庆交通科研设计院有限公司 | Anti-sliding support device for h-shaped piling wall combination |
| CN202936797U (en) * | 2012-12-05 | 2013-05-15 | 昆明理工大学 | Double-row pile supporting structure with inclined struts |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047318A (en) * | 2021-04-13 | 2021-06-29 | 兰州理工大学 | Slope prestressed pile-wall-anchor composite supporting structure and construction method |
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