CN108797597A - A kind of steel reinforcement cage mounting platform and its application method - Google Patents

A kind of steel reinforcement cage mounting platform and its application method Download PDF

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Publication number
CN108797597A
CN108797597A CN201810726167.4A CN201810726167A CN108797597A CN 108797597 A CN108797597 A CN 108797597A CN 201810726167 A CN201810726167 A CN 201810726167A CN 108797597 A CN108797597 A CN 108797597A
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CN
China
Prior art keywords
steel reinforcement
reinforcement cage
ontology
duct
mounting platform
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810726167.4A
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Chinese (zh)
Inventor
何政林
王勇
黄健
汪大维
裘赛博
郑杰元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway No 2 Engineering Group Co Ltd
China Railway Erju 6th Engineering Co Ltd
Original Assignee
China Railway No 2 Engineering Group Co Ltd
Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
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Filing date
Publication date
Application filed by China Railway No 2 Engineering Group Co Ltd, Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd filed Critical China Railway No 2 Engineering Group Co Ltd
Publication of CN108797597A publication Critical patent/CN108797597A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/08Sinking workpieces into water or soil inasmuch as not provided for elsewhere
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/34Concrete or concrete-like piles cast in position ; Apparatus for making same
    • E02D5/38Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Reinforcement Elements For Buildings (AREA)

Abstract

The invention discloses a kind of steel reinforcement cage mounting platform and its application methods, device includes the ontology of cuboid, the ontology is equipped with through-hole, the diameter of the diameter adaptation casing of the through-hole, the height of the ontology lower surface is higher than the height of the casing top surface, the upper surface of the ontology is equipped at least two limiting components, the front end of all limiting components is stretched into the through-hole, the front end of all limiting components is concyclic, all front ends and the casing are concentric, each side of the ontology is equipped with the duct of at least one perforation, the size of the size fit bolt in the duct, all bolts are for connecting the ontology and steel reinforcement cage.Operating platform can be provided using the present apparatus in steel reinforcement cage installation, filling concrete, it is ensured that the mounting stability of steel reinforcement cage reduces the difficulty of construction of worker, improve construction efficiency, accelerate job scheduling, effectively realizes the positioning of steel reinforcement cage, improve the installation quality of steel reinforcement cage.

Description

A kind of steel reinforcement cage mounting platform and its application method
Technical field
The present invention relates to pile foundation steel bar cage technical field of construction, more particularly to a kind of steel reinforcement cage mounting platform and its user Method.
Background technology
For two proximate matters of generally use directly through steel reinforcement cage, proximate matter is supported directly on steel to existing pile foundation steel bar cage when mounted On casing, lack operating platform during the installation process, installer is inconvenient, and safety coefficient is relatively low, while lacking to reinforcing bar Location measure in cage installation process, since the dead weight of steel reinforcement cage acts on steel pile casting completely, if steel protects during the installation process Cylinder shifts or sinks will have a direct impact on the installation quality of steel reinforcement cage, and it is difficult to carry out correction processing once to shift, Difficulty of construction of the worker in steel reinforcement cage installation process is increased, cost can be also additionally increased, extends construction period.
Invention content
It is an object of the invention to overcome in the prior art when installing pile foundation steel bar cage, difficulty of construction is big, is easy to increase Extra cost influences the above-mentioned deficiency such as construction period and installation quality, provides a kind of steel reinforcement cage mounting platform and its application method.
To achieve the goals above, the present invention provides following technical schemes:
A kind of steel reinforcement cage mounting platform includes the ontology of cuboid, and the ontology is equipped with through-hole, and the diameter of the through-hole is adapted to The diameter of casing, the height of the ontology lower surface are higher than the height of the casing top surface, and the upper surface of the ontology is equipped with The front end of at least two limiting components, all limiting components is stretched into the through-hole, the front end of all limiting components Concyclic, all front ends and the casing are concentric, and each side of the ontology is equipped with the duct of at least one perforation, described The size of the size fit bolt in duct, all bolts are for connecting the ontology and steel reinforcement cage.
Using a kind of steel reinforcement cage mounting platform of the present invention, body upper surface formation operation platform construct convenient for worker or Object is stacked, lower surface is conducive to increase contact area raising bearing capacity, the through-hole diameter adaptation casing inside platform body Diameter, the casing are located at through-hole lower inside, and the center of circle and the casing where the front end of the limiting component are concentric, pass through All limiting components ensure that the center for the steel reinforcement cage being put into casing is located at the center of casing, the bolt energy of each side It is enough to be fixed temporarily steel reinforcement cage, it, can be in operations such as steel reinforcement cage installation, filling concretes using the present apparatus convenient for pouring or docking When operating platform is provided, it is ensured that large-tonnage steel reinforcement cage is fixed temporarily, it is ensured that stability reduces the difficulty of construction of worker, improve Construction efficiency accelerates job scheduling, the dead weight for the steel reinforcement cage for acting on casing in the prior art is transferred on operation platform, is subtracted Steel reinforcement cage is lacked during the installation process to the interference of casing, and has effectively realized the positioning of steel reinforcement cage using limits device, has improved The installation quality of steel reinforcement cage, temporary fastening device is independently arranged with limiting component effectively reduces operation difficulty, improves the peace of construction Quan Xing can be reused, and save cost and resource.
Preferably, there are four the limiting components, the front end of each limiting component includes a curved plate, described The shape of curved plate and the shape adaptation of steel reinforcement cage.
Using aforesaid way, by four limiting components, the shapes of all curved plates thereon and steel reinforcement cage Shape adaptation, each curved plate is equal at a distance from the casing center of circle, the normal place 1-2cm away from steel reinforcement cage outer wall, The positioning verticality for effectively ensuring steel reinforcement cage, ensures the quality of decentralization process, good economy performance.
Preferably, each limiting component articulated connection is in the ontology, the spacing of the two neighboring limiting component It is equal.
Installation effectiveness is improved convenient for decentralization steel reinforcement cage using above-mentioned set-up mode.
It is further preferred that being set on each angle of the ontology, there are one the limiting components.
Using above-mentioned set-up mode, four limiting components being arranged on the ontology are uniformly distributed along the through-hole, Since the bolt is set to four sides of the ontology, the limiting component is respectively arranged at four angles, with the limiting section Part interval is arranged, and avoids interfering with each other in operation.
Preferably, it is set on each side of the ontology there are two the duct penetrated through, the inlet and outlet in each duct are equal Equipped with baffle, radial direction setting of all ducts along the casing.
It replaces to another duct and is inserted into when encountering reinforcing bar blocking using above-mentioned set-up mode, setting baffle is welded on hole The inlet and outlet in road, are conducive to the intensity for reinforcing duct, and duct penetrates through the baffle.
Preferably, the ontology includes skeleton and panel, and the panel is used to the skeleton forming box body, the ontology Cross section be square.
Using above-mentioned set-up mode, effectively reduce cost, it is easy to process, facilitate the setting in positioning element and duct.
Preferably, the through-hole is located at the center of the ontology.I.e. there is operating platform at four sides, convenient in steel reinforcement cage Surrounding carries out constructing operation, improves the convenience of work progress, convenient for the correction to steel reinforcement cage, improves the safety of construction.
Preferably, the front end of the bolt is equipped with groove, and the rear end of the bolt is equipped with handle.
It using above-mentioned set-up mode, is fallen when preventing bolt from pulling and pushing, prevents steel reinforcement cage from sliding, convenient for plug.
Preferably, the diameter of the through-hole is bigger 5-15cm than the diameter of the casing.
A kind of application method of steel reinforcement cage mounting platform comprising a kind of steel reinforcement cage installation as described in any of the above-described is flat Platform, application method include the following steps:
A, after ontology installation is in place, merogenesis lifts steel reinforcement cage, interim by bolt insertion duct progress at the top of current steel reinforcement cage It is fixed;
B, and then by limiting component the center of current steel reinforcement cage is corrected;
C, next section steel reinforcement cage is lifted, next section steel reinforcement cage is docked with current steel reinforcement cage;
D, all bolts for taking out fixed current steel reinforcement cage are inserted into the duct of next section steel reinforcement cage and are fixed temporarily;
E, step c and d is repeated until steel reinforcement cage is all connected and installed.
Using a kind of application method of steel reinforcement cage mounting platform of the present invention, the first mounting platform above casing, so After lift steel reinforcement cage, first segment reinforcing bar cage hoisting is transferred, then at the top of steel reinforcement cage by bolt be inserted into duct carry out it is interim It is fixed, hanging device is then unclamped, next section steel reinforcement cage is lifted, can positioning school be carried out to the current steel reinforcement cage being fixed temporarily simultaneously Just, then next section steel reinforcement cage is docked with current steel reinforcement cage, docking, which finishes, to continue to transfer, and when putting to top, and uses and inserts Pin is fixed temporarily, and is then repeated aforesaid operations and is finished until all connecting all section steel reinforcement cages, is had using this method Effect reduces worker and is installing steel reinforcement cage or difficulty of construction when concreting, and worker is facilitated to be operated on platform and tool Placement, save the construction period, facilitate and carry out positioning correcting when descending reinforcing cage to it, improve installation quality, temporary fastening device Being independently arranged with limiting component effectively reduces operation difficulty, improves the safety of construction.
It is further preferred that in casting concrete, the bolt is kept to be inserted into the duct of next section steel reinforcement cage.
Using above-mentioned mounting means, cage is floated when effectivelying prevent pouring.
In conclusion compared with prior art, the beneficial effects of the invention are as follows:
It 1, can be in operations such as steel reinforcement cage installation, filling concretes using a kind of steel reinforcement cage mounting platform of the present invention There is provided operating platform, it is ensured that large-tonnage steel reinforcement cage is fixed temporarily, it is ensured that stability reduces the difficulty of construction of worker, and raising is applied Work efficiency rate accelerates job scheduling, the dead weight for the steel reinforcement cage for acting on casing in the prior art is transferred on operation platform, reduces Steel reinforcement cage effectively realizes using limits device the positioning of steel reinforcement cage during the installation process to the interference of casing, improves steel The installation quality of muscle cage can reuse, and save cost and resource.
2, using a kind of steel reinforcement cage mounting platform of the present invention, effectively ensure the positioning verticality of steel reinforcement cage, ensure The quality of decentralization process, good economy performance improve installation effectiveness convenient for decentralization steel reinforcement cage.
3, it using a kind of steel reinforcement cage mounting platform of the present invention, effectively reduces cost, it is easy to process, facilitate positioning region The setting of part and duct, falls when preventing bolt from pulling and pushing, and prevents steel reinforcement cage from sliding, convenient for plug.
4, using a kind of application method of steel reinforcement cage mounting platform of the present invention, worker is effectively reduced in installation reinforcing bar Difficulty of construction when cage or concreting facilitates worker to carry out operation and the placement of tool on platform, saves the construction period, Facilitate and carry out positioning correcting when descending reinforcing cage to it, improves installation quality.
Description of the drawings
Fig. 1 is a kind of structural plan figure of steel reinforcement cage mounting platform of the present invention;
Fig. 2 is a kind of structural facades figure of steel reinforcement cage mounting platform of the present invention;
Fig. 3 is the structural schematic diagram of bolt in embodiment 1.
It is marked in figure:1- ontologies, 12- skeletons, 2- through-holes, 3- casings, 4- limiting components, the ducts 5-, 6- bolts, 61- are recessed Slot, 62- handles, 7- steel reinforcement cages, 8- baffles.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in further detail.But this should not be interpreted as to this The range for inventing above-mentioned theme is only limitted to embodiment below, all to belong to the present invention based on the technology that the content of present invention is realized Range.
Embodiment 1
A kind of steel reinforcement cage mounting platform of the present invention includes the ontology 1 of cuboid as shown in Figs. 1-3, the ontology 1 Cross section is square, it is preferred that the ontology 1 includes skeleton 12 and panel, and the panel is for forming the skeleton 12 The centre of box body, the ontology 1 is equipped with through-hole 2, the diameter of the diameter adaptation casing 3 of the through-hole 2, it is preferred that the through-hole 2 Diameter it is bigger 5-15cm than the diameter of the casing 3, the height of 1 lower surface of the ontology is higher than the height of 3 top surface of the casing, The upper surface of the ontology 1 is equipped at least two limiting components 4, it is preferred that there are four the limiting components 4, the ontology 1 Each angle on set there are one the limiting component 4, each articulated connection of the limiting component 4 is two neighboring in the ontology 1 The spacing of the limiting component 4 is equal, and the front end of each limiting component 4 includes a curved plate, the curved plate The front end of all limiting components of shape adaptation 4 of shape and steel reinforcement cage 7 stretch into the through-hole 2, all limits The front end of component 4 is concyclic, and all front ends and the casing 3 are concentric, the normal place 1-2cm away from steel reinforcement cage outer wall, institute State ontology 1 each side be equipped at least one perforation duct 5, the size of the size fit bolt 6 in the duct 5, preferably , it being set on each side of the ontology 1 there are two the duct 5 penetrated through, the inlet and outlet in each duct 5 are equipped with baffle 8, Along the radial direction setting of the casing 3, the front end of each bolt 6 is equipped with groove 61, each bolt in all ducts 5 6 rear end is equipped with handle 62, and all bolts 6 are for connecting the ontology 1 and steel reinforcement cage 7.
Embodiment 2
A kind of application method of steel reinforcement cage mounting platform of the present invention is installed using a kind of steel reinforcement cage in such as embodiment 1 Platform, application method include the following steps:
A, after ontology 1 is installed in place, merogenesis lifts steel reinforcement cage 7, and passing through bolt 6 at 7 top of current steel reinforcement cage is inserted into the progress of duct 5 It is fixed temporarily;
B, and then by limiting component 4 center of current steel reinforcement cage 7 is corrected;
C, next section steel reinforcement cage 7 is lifted, next section steel reinforcement cage 7 is docked with current steel reinforcement cage 7;
D, all bolts 6 for taking out fixed current steel reinforcement cage 7 are inserted into the duct 5 of next section steel reinforcement cage 7 and carry out temporarily admittedly It is fixed;
E, step c and d is repeated until steel reinforcement cage 7 is all connected and installed.
Using the first mounting platform ontology 1 above casing 3 of this method, steel reinforcement cage 7 is then lifted, by first segment steel reinforcement cage 7 Lifting decentralization, when decentralization, turn on all limiting components 4, reserve the position of entire casing 3 convenient for decentralization, and decentralization is to suitable Behind position, the top of current steel reinforcement cage 7 by bolt 6 be inserted into ontology 1 one of per side duct 5 to current steel reinforcement cage 7 into Row is fixed temporarily, and the reinforcing bar on steel reinforcement cage 7 is blocked with groove 61, when encountering reinforcing bar blocking, is replaced to another duct 5 and is inserted into, Then hanging device is unclamped, next section steel reinforcement cage 7 is lifted, can positioning correcting be carried out to the current steel reinforcement cage 7 being fixed temporarily simultaneously, All limiting components 4 will be rotated to be corrected it close to the outer wall of steel reinforcement cage 7, also carried out again after recoverable next The lifting for saving steel reinforcement cage 7, then docks next section steel reinforcement cage 7 with current steel reinforcement cage 7, i.e., by the steel reinforcement cage 7 of rear lifting and first Preceding fixed steel reinforcement cage 7 is docked, and docking, which finishes, to continue to transfer, and when transferred again to top, and is carried out temporarily using bolt 6 It is fixed, it then repeats aforesaid operations and is installed until all connecting by all section steel reinforcement cages 7 and positioning realization, at last The section positioning of steel reinforcement cage 7 finishes, and keeps the insert state of all bolts 6, in casting concrete, can effectively prevent floating cage, may be used also Block is set at 2-3cm below the rear end of the bolt 6, floating cage is further prevented.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.

Claims (10)

1. a kind of steel reinforcement cage mounting platform, which is characterized in that include the ontology (1) of cuboid, the ontology (1) is equipped with through-hole (2), the height of the diameter of the diameter adaptation casing (3) of the through-hole (2), ontology (1) lower surface is higher than the casing (3) The upper surface of the height of top surface, the ontology (1) is equipped at least two limiting components (4), all limiting components (4) Front end is stretched into the through-hole (2), and the front end of all limiting components (4) is concyclic, all front ends and the casing (3) With one heart, each side of the ontology (1) is equipped with the duct (5) of at least one perforation, the size fit bolt of the duct (5) (6) size, all bolts (6) are for connecting the ontology (1) and steel reinforcement cage (7).
2. a kind of steel reinforcement cage mounting platform according to claim 1, which is characterized in that there are four the limiting components (4), The front end of each limiting component (4) includes a curved plate, the shape of the shape and steel reinforcement cage (7) of the curved plate Adaptation.
3. a kind of steel reinforcement cage mounting platform according to claim 1, which is characterized in that each limiting component (4) hinge It is connected to the ontology (1) in succession, the spacing of the two neighboring limiting component (4) is equal.
4. a kind of steel reinforcement cage mounting platform according to claim 3, which is characterized in that on each angle of the ontology (1) If there are one the limiting components (4).
5. a kind of steel reinforcement cage mounting platform according to claim 1, which is characterized in that each side of the ontology (1) On set there are two the duct (5) penetrated through, the inlet and outlet of each duct (5) are equipped with baffle (8), all ducts (5) Along the radial direction setting of the casing (3).
6. according to a kind of any steel reinforcement cage mounting platforms of claim 1-5, which is characterized in that the ontology (1) includes Skeleton (12) and panel, the panel are used to the skeleton (12) forming box body, and the cross section of the ontology (1) is pros Shape.
7. according to a kind of any steel reinforcement cage mounting platforms of claim 1-5, which is characterized in that before the bolt (6) End is equipped with groove (61), and the rear end of the bolt (6) is equipped with handle (62).
8. according to a kind of any steel reinforcement cage mounting platforms of claim 1-5, which is characterized in that the through-hole (2) it is straight Diameter is bigger 5-15cm than the diameter of the casing (3).
9. a kind of application method of steel reinforcement cage mounting platform, which is characterized in that include as described in the claims 1-8 is any A kind of steel reinforcement cage mounting platform, application method include the following steps:
A, after ontology (1) installation is in place, merogenesis lifts steel reinforcement cage (7), is inserted by bolt (6) at the top of current steel reinforcement cage (7) Duct (5) is fixed temporarily;
B, and then by limiting component (4) center of current steel reinforcement cage (7) is corrected;
C, next section steel reinforcement cage (7) is lifted, next section steel reinforcement cage (7) is docked with current steel reinforcement cage (7);
D, all bolts (6) for taking out fixed current steel reinforcement cage (7), be inserted into the duct (5) of next section steel reinforcement cage (7) into Row is fixed temporarily;
E, step c and d is repeated until steel reinforcement cage (7) is all connected and installed.
10. a kind of application method of steel reinforcement cage mounting platform according to claim 9, which is characterized in that pouring coagulation When native, the bolt (6) is kept to be inserted into the duct (5) of next section steel reinforcement cage (7).
CN201810726167.4A 2018-06-27 2018-07-04 A kind of steel reinforcement cage mounting platform and its application method Pending CN108797597A (en)

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CN2018106773092 2018-06-27
CN201810677309 2018-06-27

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610458A (en) * 2019-01-15 2019-04-12 五冶集团上海有限公司 A kind of manually digging hole filling pile steel reinforcement cage deviation preventing mean and its application method
CN110616640A (en) * 2019-09-30 2019-12-27 中铁大桥局集团有限公司 Positioning and lowering device for reinforcement cage and construction method of positioning and lowering device
CN112523204A (en) * 2020-11-24 2021-03-19 中铁大桥局集团第六工程有限公司 Construction platform for placing reinforcement cage under cast-in-place pile and construction method thereof
DE102020128157A1 (en) 2020-10-27 2022-04-28 Steffen Kaiser Working platform for a drill pipe and method for producing a drilled pile

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2098139A (en) * 1981-05-08 1982-11-17 Aannemers Comb Zinkwerke Vessel with depending pipe for dumping material
CN205348157U (en) * 2015-12-31 2016-06-29 中交第二航务工程局有限公司 Pedestal is transferred to drilling bored concrete pile steel reinforcement cage
CN106592582A (en) * 2016-11-30 2017-04-26 上海市基础工程集团有限公司 Reinforcement cage lifting and locating platform for construction of ultra-deep large-diameter drilled piles
CN107178079A (en) * 2017-07-25 2017-09-19 中交二航局第四工程有限公司 It is a kind of to be applied to filling pile cage of reinforcement and the tool platform of catheter positioning
CN206591511U (en) * 2017-03-07 2017-10-27 中国建筑第六工程局有限公司 A kind of steel reinforcement cage is oriented to and stopping means
CN207003425U (en) * 2017-04-24 2018-02-13 武汉二航路桥特种工程有限责任公司 A kind of borehole filling pile cage of reinforcement stopping means
CN207130723U (en) * 2017-07-11 2018-03-23 中交二航局第四工程有限公司 A kind of adjustable drilled pile reinforcing cage decentralization construction platform device
CN208792335U (en) * 2018-06-27 2019-04-26 中铁二局集团有限公司 A kind of steel reinforcement cage mounting platform

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2098139A (en) * 1981-05-08 1982-11-17 Aannemers Comb Zinkwerke Vessel with depending pipe for dumping material
CN205348157U (en) * 2015-12-31 2016-06-29 中交第二航务工程局有限公司 Pedestal is transferred to drilling bored concrete pile steel reinforcement cage
CN106592582A (en) * 2016-11-30 2017-04-26 上海市基础工程集团有限公司 Reinforcement cage lifting and locating platform for construction of ultra-deep large-diameter drilled piles
CN206591511U (en) * 2017-03-07 2017-10-27 中国建筑第六工程局有限公司 A kind of steel reinforcement cage is oriented to and stopping means
CN207003425U (en) * 2017-04-24 2018-02-13 武汉二航路桥特种工程有限责任公司 A kind of borehole filling pile cage of reinforcement stopping means
CN207130723U (en) * 2017-07-11 2018-03-23 中交二航局第四工程有限公司 A kind of adjustable drilled pile reinforcing cage decentralization construction platform device
CN107178079A (en) * 2017-07-25 2017-09-19 中交二航局第四工程有限公司 It is a kind of to be applied to filling pile cage of reinforcement and the tool platform of catheter positioning
CN208792335U (en) * 2018-06-27 2019-04-26 中铁二局集团有限公司 A kind of steel reinforcement cage mounting platform

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610458A (en) * 2019-01-15 2019-04-12 五冶集团上海有限公司 A kind of manually digging hole filling pile steel reinforcement cage deviation preventing mean and its application method
CN110616640A (en) * 2019-09-30 2019-12-27 中铁大桥局集团有限公司 Positioning and lowering device for reinforcement cage and construction method of positioning and lowering device
DE102020128157A1 (en) 2020-10-27 2022-04-28 Steffen Kaiser Working platform for a drill pipe and method for producing a drilled pile
CN112523204A (en) * 2020-11-24 2021-03-19 中铁大桥局集团第六工程有限公司 Construction platform for placing reinforcement cage under cast-in-place pile and construction method thereof

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