CN115198711A - Construction platform structure and construction method of concrete cast-in-place pile for Yangjiang river - Google Patents
Construction platform structure and construction method of concrete cast-in-place pile for Yangjiang river Download PDFInfo
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- CN115198711A CN115198711A CN202210797382.XA CN202210797382A CN115198711A CN 115198711 A CN115198711 A CN 115198711A CN 202210797382 A CN202210797382 A CN 202210797382A CN 115198711 A CN115198711 A CN 115198711A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/10—Follow-blocks of pile-drivers or like devices
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
- E02D27/525—Submerged foundations, i.e. submerged in open water using elements penetrating the underwater ground
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0039—Methods for placing the offshore structure
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0056—Platforms with supporting legs
- E02B2017/006—Platforms with supporting legs with lattice style supporting legs
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0056—Platforms with supporting legs
- E02B2017/0073—Details of sea bottom engaging footing
Abstract
The invention relates to a construction platform structure and a construction method of a concrete cast-in-place pile facing river, which comprises the following steps: two rows of first steel pipe piles arranged at the bottom of the river are driven at intervals along the arrangement direction of the cast-in-place piles, the two rows of first steel pipe piles are respectively positioned at two sides of the arrangement position of the cast-in-place piles, the two rows of first steel pipe piles are arranged in a one-to-one correspondence mode, and the top parts of the first steel pipe piles are exposed out of the water surface; the supporting beams are transversely arranged at the tops of the two corresponding first steel pipe piles; the pair of rails are arranged on the plurality of supporting beams along the arrangement direction of the cast-in-place piles and are respectively positioned on two sides of the arrangement position of the cast-in-place piles; smooth landing slab of locating above the track, two landing slab symmetries set up in order to support stake machine, are formed with an interval between two landing slabs in order to construct the bored concrete pile, and the landing slab is as the platform of rig construction, and whole construction platform structure occupies the channel space less, need not to separate the construction area with the river system, also need not the backfill soil, has also removed the clearance of later stage to the backfill soil from.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a construction platform structure and a construction method of a concrete cast-in-place pile for Yangjiang river.
Background
At present, wading operation along a river basically adopts a cofferdam mode, a cofferdam is firstly constructed along the side of a Yangtze river by adopting a traditional cofferdam mode, a construction area is separated from a water system, then cast-in-place pile construction is carried out, when a steel sheet pile cofferdam is constructed, a ship type pile driver is required for construction, and backfilling is also required to be matched, and meanwhile, the design of the cofferdam occupies more space of the existing channel, so that the channel passing is influenced; after the construction of the cast-in-place pile is completed, the cleaning of redundant earthwork is troublesome, and the construction efficiency is low.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a construction platform structure and a construction method of a concrete cast-in-place pile facing a river, so as to solve the problems that the existing cast-in-place pile constructed in a cofferdam mode occupies more space of the existing channel and has low construction efficiency.
In order to achieve the above object, the present invention provides a construction platform structure for a concrete cast-in-place pile in a Yangtze river, which is used for supporting a pile machine for constructing the cast-in-place pile, and the construction platform structure comprises:
two rows of first steel pipe piles arranged at the bottom of the river are driven at intervals along the arrangement direction of the cast-in-place piles, the two rows of first steel pipe piles are respectively positioned at two sides of the arrangement position of the cast-in-place piles, the two rows of first steel pipe piles are arranged in a one-to-one correspondence mode, and the top of each first steel pipe pile is exposed out of the water surface;
the supporting beams are transversely arranged at the tops of the two corresponding first steel pipe piles;
a pair of rails arranged above the plurality of support beams along the arrangement direction of the cast-in-place piles, wherein the pair of rails are respectively positioned at two sides of the arrangement position of the cast-in-place piles; and
the smooth landing slab of locating above the track, two the landing slab symmetry sets up with the bearing stake machine, two be formed with an interval between the landing slab in order to be under construction the bored concrete pile is adjusted through removing the landing slab is in position on the track, so that the stake machine is followed the direction of arranging of bored concrete pile removes the regulation with the design position department of bored concrete pile goes on the construction of bored concrete pile.
According to the construction platform structure, two rows of first steel pipe piles are arranged at the bottom of a river at intervals along the arrangement direction of the cast-in-place piles, the support beams are arranged on two corresponding first steel pipe piles in the two rows of steel pipe piles to support the track, the platform plate is arranged on the track in a sliding mode, and the pile machine can be moved and adjusted along the arrangement direction of the cast-in-place piles by moving the platform plate so as to carry out construction on the cast-in-place piles at the design positions of the cast-in-place piles.
The construction platform structure of the concrete cast-in-place pile near the river is further improved in that the construction platform structure further comprises a row of second steel pipe piles arranged at the bottom of the river at intervals along the arrangement direction of the cast-in-place piles and a walkway plate for transporting construction materials;
the second steel pipe piles are arranged close to one row of the first steel pipe piles, the second steel pipe piles and the first steel pipe piles are arranged in a one-to-one correspondence mode, and the top surfaces of the second steel pipe piles are flush with the top surfaces of the first steel pipe piles;
the supporting beam part extends out of the two first steel pipe piles to form an extending part, and the extending part is arranged on the corresponding second steel pipe pile;
the walkway plate is arranged on the extending parts of the supporting beams along the arrangement direction of the cast-in-place piles.
The construction platform structure of the Yangtze river concrete cast-in-place pile is further improved in that the structure further comprises a plurality of Bailey trusses which are arranged on the plurality of extension parts at intervals, the Bailey trusses are vertically arranged, and the arrangement direction of the Bailey trusses is consistent with the arrangement direction of the cast-in-place piles;
the walkway plates are installed on the plurality of Bailey trusses.
The construction platform structure of the Yangtze concrete cast-in-place pile is further improved in that the structure further comprises a plurality of support frames which are installed and connected between two adjacent Bailey trusses, and the support frames are distributed at intervals along the length direction of the Bailey trusses.
The construction platform structure of the concrete cast-in-place pile near the river is further improved in that the structure further comprises a plurality of reinforcing beams which are arranged on the plurality of Bailey trusses at intervals, and the reinforcing beams are positioned above the extension parts and are consistent with the arrangement direction of the extension parts;
the walkway plates are installed on the plurality of reinforcing beams.
The construction platform structure of the concrete cast-in-place pile near the river is further improved in that a slot transversely penetrating through the first steel pipe pile is formed in the first steel pipe pile, and a notch of the slot is located on the top surface of the first steel pipe pile;
two ends of the supporting beam are arranged in the corresponding grooves of the first steel pipe piles and are fixedly installed with the first steel pipe piles, and the top of the supporting beam extends out of the grooves and is connected with the rails in an installing mode.
The construction platform structure of the Yangtze river concrete cast-in-place pile is further improved in that the structure further comprises positioning pieces arranged on two sides of the supporting beam corresponding to the grooves, and one end, far away from the supporting beam, of each positioning piece is fixedly connected to the first steel pipe pile.
The construction platform structure of the near-river concrete cast-in-place pile is further improved in that the structure further comprises a limiting component arranged on the platform plate, one end, far away from the platform plate, of the limiting component is detachably arranged on the track, and the movement of the platform plate is limited through the limiting component.
The construction platform structure of the concrete cast-in-place pile near the river is further improved in that the construction platform structure further comprises a plurality of bearing beams which are arranged on the pair of rails in a sliding mode and are arranged transversely, and a plurality of distribution beams which are fixedly arranged on the bottom surface of the platform plate at intervals, wherein the bottom surfaces of the distribution beams are fixedly connected with the top surfaces of the bearing beams to form a grid structure.
The invention also provides a construction method of the construction platform structure by using the concrete bored concrete pile in Yangjiang, which comprises the following steps:
dividing the arrangement position of the cast-in-place pile into a plurality of construction sections according to the length of the platform plate, moving the platform plate to a first construction area, moving the pile machine to enable a drill rod of the pile machine to correspond to the design position of the first cast-in-place pile and carry out construction of the first cast-in-place pile, and after the construction of the first cast-in-place pile is completed, moving the pile machine and carrying out construction of the next cast-in-place pile until the construction of all cast-in-place piles in the first construction area is completed;
and moving the platform plate to the next construction area, completing the construction of all the cast-in-place piles in the next construction area, and repeating the steps until the construction of the cast-in-place piles in all the construction areas is completed.
Drawings
Fig. 1 is a front view of a construction platform structure of a near-river concrete cast-in-place pile of the invention.
Fig. 2 is a top view of the construction platform structure of the near river concrete cast-in-place pile of the present invention.
Fig. 3 is a schematic view of the construction platform structure of the concrete bored concrete pile near river in the direction of one side of the platform plate.
Fig. 4 is a schematic structural diagram of a clamping member in a construction platform structure of the concrete cast-in-place pile near river of the invention.
Fig. 5 is a schematic structural view of a track and a track wheel in the construction platform structure of the near-river concrete cast-in-place pile of the invention.
Fig. 6 is a schematic view of the construction platform structure of the concrete cast-in-place pile near the river in the direction of one side of the walkway plate.
Description of the symbols: the steel pipe pile comprises a first steel pipe pile 10, slots 11, positioning pieces 12, support beams 20, extension parts 21, a platform plate 30, a second steel pipe pile 40, a walkway plate 50, a Bailey truss 60, a support frame 61, a reinforcing beam 62, a rail 70, a bottom plate 701, a rail body 702, a rail wheel 71, a bearing column 80, a bearing beam 81, a bearing beam 90, a distribution beam 91, a limiting assembly 92, a rod piece 921 and a clamping sleeve 922.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a construction platform structure and a construction method of a concrete cast-in-place pile near river, which are used for bearing a pile machine for constructing the cast-in-place pile. According to the construction platform, the two rows of first steel pipe piles are arranged as supports of the platform plate, the platform plate is used as a platform for construction of the drilling machine, the whole construction platform structure occupies a small channel space, a construction area does not need to be separated from a water system, backfilling is not needed, and cleaning of the backfilling in the later period is avoided. By arranging one row of second steel pipe piles close to the first steel pipe piles, the extension parts of the supporting beams are installed on the second steel pipe piles, the walkway plate is installed on the extension parts, and construction materials such as concrete can be transported by the aid of the walkway plate.
The construction platform structure and the construction method of the concrete cast-in-place pile near river of the invention are explained below with reference to the accompanying drawings.
Referring to fig. 1 and fig. 2, in this embodiment, a construction platform structure of concrete bored concrete pile facing river for supporting a pile machine of the construction bored concrete pile, the construction platform structure includes: two rows of first steel pipe piles 10 arranged at the bottom of the river are driven at intervals along the arrangement direction of the cast-in-place piles, the two rows of first steel pipe piles 10 are respectively positioned at two sides of the arrangement position of the cast-in-place piles, the two rows of first steel pipe piles 10 are arranged in a one-to-one correspondence manner, and the top parts of the first steel pipe piles 10 are exposed out of the water surface; support beams 20 transversely provided on the tops of the two corresponding first steel-pipe piles 10; a pair of rails 70 disposed above the plurality of support beams 20 along the arrangement direction of the cast-in-place piles, wherein the pair of rails 70 are respectively located at two sides of the arrangement position of the cast-in-place piles; smooth landing slab 30 of locating on track 70, two landing slabs 30 symmetry sets up in order to support the stake machine, are formed with an interval between two landing slabs 30 in order to construct the bored concrete pile, through removing the position of adjusting landing slab 30 on track 70 to make the stake machine remove the construction of adjusting in order to carry out the bored concrete pile in the design position department of bored concrete pile along the direction of arranging of bored concrete pile.
In this embodiment the construction platform structure is beaten at intervals and is established first steel-pipe pile 10, the construction volume of piling has been reduced greatly, also avoid influencing the circulation of river, because only be the first steel-pipe pile 10 of the both sides construction to the bored concrete pile position of arranging, it is less to occupy the channel space, it is less to the influence of channel, through setting up mobilizable landing slab 30, need not to arrange the position along the bored concrete pile and lead to long setting up landing slab 30, the construction volume has been reduced, the construction efficiency is improved, the landing slab 30 material has been practiced thrift, the construction cost is reduced.
Referring to fig. 1, 2 and 6, in a specific embodiment, the construction platform structure further includes a row of second steel pipe piles 40 arranged at the bottom of the river at intervals along the arrangement direction of the cast-in-place piles, and a walkway plate 50 for transporting construction materials; the second steel pipe piles 40 are arranged close to the first steel pipe piles 10 in one row, the second steel pipe piles 40 are arranged corresponding to the first steel pipe piles 10 one by one, and the top surfaces of the second steel pipe piles 40 are flush with the top surfaces of the first steel pipe piles 10; the support beam 20 partially extends out of the two first steel pipe piles 10 to form an extension part 21, and the extension part 21 is arranged on the corresponding second steel pipe pile 40; the walkway plates 50 are installed on the extension portions 21 of the plurality of support beams 20 in the arrangement direction of the cast-in-place piles.
By arranging the second steel-pipe piles 40 in a row near the first steel-pipe pile 10, the extension portions 21 of the support beams 20 are attached to the second steel-pipe piles 40, and the walkway plate 50 is attached to the extension portions 21, whereby construction materials such as concrete can be transported by the walkway plate 50.
Referring to fig. 1 and 6, further, the construction platform structure further includes a plurality of beret trusses 60 disposed on the plurality of extension portions 21 at intervals, the beret trusses 60 are vertically disposed, and a disposition direction of the beret trusses 60 is the same as a disposition direction of the cast-in-place piles; the walkway plates 50 are installed on the plurality of bailey trusses 60, and the rigidity and the stress performance of the whole construction platform structure are enhanced.
Preferably, the beret truss 60 includes several beret segments that are butt-joined.
Preferably, the top surface of the walkway plate 50 is flush with the top surface of the deck plate 30, and the sides of the walkway plate 50 are attached to the sides of the deck plate 30.
In this embodiment, the concrete cast-in-place piles extend from the river bank to the river. The height of the platform board 30 and the height of the walkway board 50 are flush with the height of the river bank, and the pile machine can be directly moved from the river bank to the platform board 30.
Referring to fig. 1, further, the construction platform structure further includes a plurality of support frames 61 installed and connected between two adjacent bailey trusses 60, and the plurality of support frames 61 are distributed at intervals along the length direction of the bailey trusses 60 to enhance the connection strength between the bailey trusses 60, so that the plurality of bailey trusses 60 are connected into a whole, and the overall stress performance is enhanced.
Referring to fig. 1, further, the construction platform structure further includes a plurality of reinforcing beams 62 disposed above the plurality of berey trusses 60 at intervals, and the reinforcing beams 62 are located above the extending portion 21 and are in the same direction as the extending portion 21; the walkway plates 50 are installed on a plurality of reinforcing beams 62 to enhance the overall stress performance.
Referring to fig. 3, in a specific embodiment, a slot 11 transversely penetrating through the first steel pipe pile 10 is formed in the first steel pipe pile 10, and a notch of the slot 11 is located on the top surface of the first steel pipe pile 10; two ends of the supporting beam 20 are placed in the corresponding grooves of the first steel pipe piles 10 and are fixedly installed with the first steel pipe piles 10, and the top of the supporting beam 20 extends out of the grooves and is connected with the rail 70.
Referring to fig. 3, further, the construction platform structure further includes positioning members 12 disposed at two sides of the supporting beam 20 corresponding to the grooves, and one end of the positioning member 12 far away from the supporting beam 20 is fixedly connected to the first steel-pipe pile 10.
The connection between the second steel-pipe pile 40 and the extension 21 is the same as the connection between the first steel-pipe pile 10 and the support beam 20, and is not described again.
Referring to fig. 3, further, the support beam 20 is an i-beam and includes a pair of laterally disposed wing plates and a web plate vertically connected between the pair of wing plates, to which the spacer 12 is fixed.
Preferably, the positioning member 12 is an arc plate adapted to the first steel pipe pile 10 and having an arc shape.
Referring to fig. 1 and 3, in an embodiment, the construction platform structure further includes two rows of load-bearing columns 80 respectively located at two sides of the arrangement position of the cast-in-place piles, the load-bearing columns 80 are vertically disposed on the support beams 20, the rails 70 are disposed on the corresponding row of load-bearing columns 80, and the load-bearing performance is enhanced by the load-bearing columns 80.
Referring to fig. 1 and fig. 3, further, the construction platform structure further includes a load-bearing beam 81 disposed on a row of corresponding load-bearing columns 80, the load-bearing beam 81 is disposed along the arrangement direction of the cast-in-place piles, and the rails 70 are disposed on the corresponding load-bearing beam 81, so as to further enhance the bearing performance through the load-bearing beam 81.
Referring to fig. 1 and 3, further, the construction platform structure further includes a plurality of load-bearing beams 90 sliding on the pair of rails 70 and arranged horizontally, and a plurality of distribution beams 91 fixed at intervals on the bottom surface of the platform plate 30, wherein the bottom surfaces of the plurality of distribution beams 91 and the top surfaces of the plurality of load-bearing beams 81 are fixedly connected to form a grid structure, so as to enhance the stress performance and the load-bearing capacity.
Referring to fig. 1 and 5, in one embodiment, the construction platform structure further includes a pair of rail wheels 71 rotatably mounted under the corresponding load beam 90 and a driving member mounted under the load beam 90 and drivingly connected with the rail wheels 71; the rail wheels 71 are slidably disposed on the corresponding rails 70. When the platform board 30 is moved, the rail wheel 71 is driven to rotate by the driving member, so as to drive the carrier bar 90 and the platform board 30 thereon to move together. Preferably the drive member is an electric motor.
Referring to fig. 3 and 4, in one embodiment, the construction platform structure further includes a stop assembly 92 mounted on the platform board 30, and an end of the stop assembly 92 remote from the platform board 30 is detachably mounted on the rail 70, and the stop assembly 92 is used to limit the movement of the platform board 30.
Referring to fig. 3 and 4, further, the limiting assemblies 92 are at least one pair and are symmetrically installed at both ends of the corresponding distribution beam 91, and the two ends of the distribution beam 91 are pulled by the symmetrically arranged limiting assemblies 92, thereby more firmly fixing the distribution beam 91 to limit the movement of the distribution beam 91 and the platform 30 thereon.
Referring to fig. 3 and 4, further, the rail 70 includes a bottom plate 701 disposed on the corresponding spandrel girder 81 in the arrangement direction of the cast-in-place piles, and a rail body 702 vertically disposed on the bottom plate 701 in the arrangement direction of the cast-in-place piles, wherein the bottom plate 701 is disposed in a transverse direction.
Referring to fig. 3 and 4, further, the limiting member 92 includes a rod 921 obliquely disposed and a clamping member 922 fixed on a bottom surface of the rod 921, a top end of the rod 921 is hinge-connected to the distribution beam 91, the clamping member 922 has a clamping opening for clamping the clamping member 922 on a side portion of the bottom plate 701 through the clamping opening, and a bottom end of the limiting member 92 is fixed on the bottom plate 701 by a fastening member passing through the clamping member 922 and the bottom plate 701 when the platform plate 30 is locked, so as to limit the platform plate 30 from moving by the limiting member 92. When the deck plate 30 is moved, the fastener is unscrewed, and the fixing connection of the stopper member 92 and the base plate 701 is released, so that the deck plate 30 can be moved.
Referring to fig. 3, preferably, the top surface of the stem 921 is beveled and the bottom surface is beveled, and when the ferrule 922 is mounted on the base plate 701, the top surface of the stem 921 abuts against the end surface of the distribution beam 91.
The construction process of the construction platform structure of the concrete cast-in-place pile for Yangjiang according to the present invention will be described below.
Dividing the arrangement position of the cast-in-place piles into a plurality of construction sections according to the length of the platform plate 30, moving the platform plate 30 to a first construction area, moving the pile machine to enable a drill rod of the pile machine to correspond to the design position of the first cast-in-place pile and carry out construction of the first cast-in-place pile, and after the construction of the first cast-in-place pile is completed, moving the pile machine and carrying out construction of the next cast-in-place pile until the construction of all cast-in-place piles in the first construction area is completed; the platform plate 30 is moved to the next construction area and the construction of all the cast-in-place piles in the next construction area is completed, and the process is repeated until the construction of the cast-in-place piles in all the construction areas is completed.
The invention also provides a construction method of the construction platform structure by using the concrete bored concrete pile in Yangjiang, which comprises the following steps:
dividing the arrangement position of the cast-in-place piles into a plurality of construction sections according to the length of the platform plate 30, moving the platform plate 30 to a first construction area, moving the pile machine to enable a drill rod of the pile machine to correspond to the design position of the first cast-in-place pile and carry out construction of the first cast-in-place pile, and after the construction of the first cast-in-place pile is completed, moving the pile machine and carrying out construction of the next cast-in-place pile until the construction of all cast-in-place piles in the first construction area is completed;
the platform plate 30 is moved to the next construction area and the construction of all the cast-in-place piles in the next construction area is completed, and the procedure is repeated until the construction of the cast-in-place piles in all the construction areas is completed.
By adopting the technical scheme, the invention has the following beneficial effects:
the invention is suitable for construction of all revetments and revetments of cast-in-place piles along rivers and coastal areas. Through erect platform board 30 and walk the guidance tape 50 in the position of keeping away from current revetment, wherein walk guidance tape 50 and be used for bored concrete pile main material transportation (can not be used to the material store yard), platform board 30 is used for the pile foundation construction, can carry out platform steel sheet flowing water installation along with stake machine position in the stake machine walking process simultaneously, convenient to use need not large-scale mechanical cooperation. When the cast-in-place pile is constructed, the pile forming quality is better, and the pollution is less. Platform board 30 movable regulation need not to carry out the full line and sets up, can guarantee current channel width and normal current during the construction. If severe weather such as typhoon is met in the area along the river, the pile driver can walk on the shore through the platform plate 30 by oneself, and safety guarantee is greatly enhanced.
It should be noted that the structures, the proportions, the sizes, and the like shown in the drawings attached to the present specification are only used for matching the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention has no technical essence, and any modifications of the structures, changes of the proportion relation, or adjustments of the sizes, can still fall within the scope of the technical contents disclosed in the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.
Claims (10)
1. The utility model provides a face river concrete bored concrete pile's construction platform structure for the stake machine of bearing construction bored concrete pile, its characterized in that, the construction platform structure includes:
two rows of first steel pipe piles arranged at the bottom of the river are driven at intervals along the arrangement direction of the cast-in-place piles, the two rows of first steel pipe piles are respectively positioned at two sides of the arrangement position of the cast-in-place piles, the two rows of first steel pipe piles are arranged in a one-to-one correspondence manner, and the top parts of the first steel pipe piles are exposed out of the water surface;
the supporting beams are transversely arranged at the tops of the two corresponding first steel pipe piles;
a pair of tracks arranged above the plurality of support beams along the arrangement direction of the cast-in-place piles, wherein the pair of tracks are respectively positioned on two sides of the arrangement position of the cast-in-place piles; and
the smooth landing slab of locating above the track, two the landing slab symmetry sets up with the bearing stake machine, two be formed with an interval between the landing slab in order to be under construction the bored concrete pile is adjusted through removing the landing slab is in position on the track, so that the stake machine is followed the direction of arranging of bored concrete pile removes the regulation with the design position department of bored concrete pile goes on the construction of bored concrete pile.
2. The construction platform structure of concrete cast-in-place pile adjacent to river as claimed in claim 1, further comprising a row of second steel pipe piles arranged at the bottom of the river at intervals along the arrangement direction of the cast-in-place piles, and a walkway plate for transporting construction materials;
the second steel pipe piles are arranged close to one row of the first steel pipe piles, the second steel pipe piles are arranged in one-to-one correspondence with the first steel pipe piles, and the top surfaces of the second steel pipe piles are flush with the top surfaces of the first steel pipe piles;
the supporting beam part extends out of the two first steel pipe piles to form an extending part, and the extending part is arranged on the corresponding second steel pipe pile;
the walkway plate is arranged on the extending parts of the supporting beams along the arrangement direction of the cast-in-place piles.
3. The construction platform structure of a concrete bored pile near the river as claimed in claim 2, further comprising a plurality of beret trusses disposed on the plurality of extension portions at intervals, wherein the beret trusses are vertically disposed and the arrangement direction of the beret trusses is the same as the arrangement direction of the bored piles;
the walkway plates are installed on the plurality of Bailey trusses.
4. The construction platform structure of concrete cast-in-place pile adjacent to river as claimed in claim 3, further comprising a plurality of support frames installed and connected between two adjacent Bailey trusses, wherein the plurality of support frames are distributed at intervals along the length direction of the Bailey trusses.
5. The construction platform structure of a concrete cast-in-place pile adjacent to a river of claim 3, further comprising a plurality of reinforcing beams arranged on the plurality of Bailey trusses at intervals, wherein the reinforcing beams are positioned above the extension part and are consistent with the arrangement direction of the extension part;
the walkway plates are installed on the plurality of reinforcing beams.
6. The construction platform structure of a concrete cast-in-place pile near a river as claimed in claim 1, wherein a slot transversely penetrating through the first steel pipe pile is formed in the first steel pipe pile, and a notch of the slot is located on the top surface of the first steel pipe pile;
two ends of the supporting beam are arranged in the corresponding grooves of the first steel pipe piles and are fixedly installed with the first steel pipe piles, and the top of the supporting beam extends out of the grooves and is connected with the track in an installing mode.
7. The construction platform structure of a concrete cast-in-place pile near a river as claimed in claim 6, further comprising positioning members disposed at two sides of the supporting beam corresponding to the grooves, wherein one end of the positioning member away from the supporting beam is fixedly connected to the first steel pipe pile.
8. The construction platform structure of concrete cast-in-place pile adjacent to river as claimed in claim 1, further comprising a limiting component mounted on said platform plate, wherein an end of said limiting component far from said platform plate is detachably mounted on said rail, and said limiting component limits the movement of said platform plate.
9. The construction platform structure of concrete cast-in-place pile adjacent to river as claimed in claim 1, further comprising a plurality of load-bearing beams sliding on a pair of said rails and arranged transversely, and a plurality of distributing beams fixed at intervals on the bottom surface of said platform slab, wherein the bottom surfaces of said distributing beams are fixedly connected with the top surfaces of said load-bearing beams to form a grid structure.
10. A construction method of a construction platform structure using the concrete cast-in-place pile for Yangtze river according to claim 1, characterized by comprising the following steps:
dividing the arrangement position of the cast-in-place pile into a plurality of construction sections according to the length of the platform plate, moving the platform plate to a first construction area, moving the pile machine to enable a drill rod of the pile machine to correspond to the design position of the first cast-in-place pile and carry out construction of the first cast-in-place pile, and after the construction of the first cast-in-place pile is completed, moving the pile machine and carrying out construction of the next cast-in-place pile until the construction of all cast-in-place piles in the first construction area is completed;
and moving the platform plate to the next construction area, completing the construction of all the cast-in-place piles in the next construction area, and repeating the steps until the construction of the cast-in-place piles in all the construction areas is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210797382.XA CN115198711A (en) | 2022-07-06 | 2022-07-06 | Construction platform structure and construction method of concrete cast-in-place pile for Yangjiang river |
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| CN202210797382.XA CN115198711A (en) | 2022-07-06 | 2022-07-06 | Construction platform structure and construction method of concrete cast-in-place pile for Yangjiang river |
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