CN104988915B - A kind of prefabricated installation method of detachable steel casing and under water connection beam - Google Patents
A kind of prefabricated installation method of detachable steel casing and under water connection beam Download PDFInfo
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- CN104988915B CN104988915B CN201510413824.6A CN201510413824A CN104988915B CN 104988915 B CN104988915 B CN 104988915B CN 201510413824 A CN201510413824 A CN 201510413824A CN 104988915 B CN104988915 B CN 104988915B
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Abstract
The present invention relates to technical field of construction, it is adaptable to region bridge pile foundation and under water constructing tie beam near water, specifically a kind of detachable steel casing device and beam prefabricated installation method is contacted under water, specially：Detachable casing device is made, using crane, will be upper casing, middle casing, the assembling of lower casing integral；According to measure of pile position setting-out position, steel pile casting is buried；Rig is in place, pore-forming, borehole cleaning, underwater gliders pile；With pumped top mud or cement grout, after concrete strength up to after 5MPa, superelevation part is removed using artificial chisel；After view picture pile foundation molding, the vertical flange bolt and the second radial flange bolt between middle casing and lower casing between vertical first dismounting block and second, third dismounting block is unclamped.Compared with the existing technology simple structure, flexible operation, safe and reliable, economical and efficient of the invention, it is adaptable to pile foundation construction in the high waters of environmental requirement, have greatly facilitated slurry collecting and have improve efficiency of construction, it is to avoid secondary pile extension.
Description
[technical field]
The present invention relates to technical field of construction, it is adaptable to region bridge pile foundation and under water constructing tie beam near water, specifically
It is a kind of detachable steel casing device and contacts beam prefabricated installation method under water.
[background technology]
With the development and the improvement of people's living standards of society, increasing, the pile foundation in water of landscape bridge construction near water
How plinth construction more frequently, prevents mud contamination water body, it is ensured that pile foundation construction quality and control construction cost have difference
The difficulty of degree.Existing pile foundation in water concrete construction mode, the main method using embedded steel pile casting, buries entirety according to low
The mode of steel pile casting, mud are difficult to collect, it is difficult to reach stake top absolute altitude, need secondary pile extension, and can polluted water region；Bury according to height
The mode of overall steel pile casting, then casing be difficult to extract recovery, pile crown is cut after needing cutting disassembling, can not only be reused, also
The engineering time can be spun out, causes duration and cost to be difficult to control to；And binder is mainly drawn water using cofferdam, pours bed course or envelope under water
Base concrete, then constructing tie beam is carried out, the construction technology in cofferdam is finally removed, construction cost is high, and polluted-water, duration are difficult to
Ensure.
[content of the invention]
The purpose of the present invention be for existing pile foundation in water concrete construction mode in embedded steel pile casting position it is improper
When slurry collecting, polluted-water, secondary pile extension, be difficult to the problem extracting, cut waste, delay the duration, there is provided a kind of structure letter
List, flexible operation, safe and reliable, economical and efficient, it is adaptable to the high detachable steel casing device of environmental requirement and under water connection beam
Prefabricated installation method.
To achieve these goals, design a kind of detachable steel casing device and contact beam prefabricated installation method under water, pacify
Dress method is comprised the following steps that：
A. detachable casing device is made, it is vertical that casing side is provided with the first vertical flange, the second vertical flange and the 3rd
Flange, the first vertical flange, the second vertical flange are provided with some vertical flange bar holes, and the 3rd vertical flange is provided with some
Vertical bolt hole, described lower casing are welded to connect with the first radial flange by whole circle steel pipe and are formed, and are set on the first radial flange
There is radial bolts hole；Described middle casing is made up of the first dismounting block, the second dismounting block, the 3rd dismounting block, the first dismounting block
Two sides are provided with vertical flange bar hole, and the second dismounting block, the side of the 3rd dismounting block are provided with vertical bolt hole, and opposite side is provided with
Vertical flange bar hole, the junction of the first dismounting block and the second dismounting block, the 3rd dismounting block pass through respectively the first vertical flange,
Second vertical flange connection, by the 3rd vertical flange connection between the second dismounting block and the 3rd dismounting block, the first dismounting block, the
It is secured by bolts on the first vertical flange, the second vertical flange, the 3rd vertical flange between two dismounting blocks, the 3rd dismounting block
Casing cylinder in formation；Described upper casing is by the 4th dismounting block, the 5th dismounting block, the 6th dismounting block composition, the 4th dismounting
Two sides of block are provided with vertical flange bar hole, and the 5th dismounting block, the side of the 6th dismounting block are provided with vertical bolt hole, opposite side
Vertical flange bar hole is provided with, the 4th dismounting block is vertical by first respectively with the junction of the 5th dismounting block, the 6th dismounting block
Flange, the second vertical flange connection, by the 3rd vertical flange connection, the 4th dismounting between the 5th dismounting block and the 6th dismounting block
The first vertical flange, the second vertical flange, the 3rd vertical is secured by bolts between block, the 5th dismounting block, the 6th dismounting block
Upper casing cylinder is formed on flange；The second radial flange is welded in middle casing cylinder lower end, is provided with radially on the second radial flange
Bolt hole, is connected with lower casing by bolt；The 3rd radial flange is welded in middle casing cylinder upper end, sets on the 3rd radial flange
There is radial bolts hole, be connected with upper casing by bolt；
B. crane is adopted, will be upper casing, middle casing, the assembling of lower casing integral；
C. according to measure of pile position setting-out position, bury steel pile casting；
D. rig is in place, pore-forming, borehole cleaning, underwater gliders pile；
E. after the completion of underwater gliders, with pumped top mud or cement grout, and in concrete final set forefathers
Work is dug out and super pours slag inclusion concrete to stake top absolute altitude above 20cm；After concrete strength up to after 5MPa, using artificial chisel except super
High part；
F., after the molding of view picture pile foundation, unclamp vertical between vertical first dismounting block and the second dismounting block, the 3rd dismounting block
The second radial flange bolt between flange bolt and middle casing and lower casing, disassembles the first dismounting block；
G. the transport of prefabricated profiled binder, lifting are sunk in pile foundation casing notch；
H., the dismounting of notch first block on binder top surface is installed, binder and casing gap are carried out using rubber water-proof bar and cotton-wool
Leak stopping；
I. extract casing internal water accumulation out；Binder and pile foundation connecting portion reinforcement installation, concreting；
J. pier stud reinforcing bar, template, concrete construction are continued；
K. the vertical flange connection in unclamping between casing and lower casing connecting bolt, the second dismounting block and the 3rd dismounting block
Bolt, piecemeal dismounting lifting, is transferred to next pile foundation position, and lower casing is not reclaimed.
Described middle casing is by the first dismounting block, the second dismounting block, the 3rd dismounting block, the first vertical flange, second vertical
Flange, bolt composition, middle casing are a section or more piece, and welding hanging ring on the outside of middle casing cylinder, upper port weld the 3rd radial return algorithm
Orchid, lower port weld the second radial flange, described upper casing by the 4th dismounting block, the 5th dismounting block, the 6th dismounting block, first
Vertical flange, the second vertical flange, bolt composition, welding hanging ring on the outside of upper casing cylinder, lower port weld the 3rd radial flange.
Described the first vertical flange, the second vertical flange, the first radial flange, the second radial flange, the 3rd radial return algorithm
Blue joint clogs rubber water-proof bar.
The present invention compared with the existing technology, solves the slurry collecting of overall steel pile casting construction, secondary pile extension, is difficult to pull out
The problem for go out, cut waste, delaying the duration, simple structure, flexible operation, safe and reliable, economical and efficient, it is adaptable to environmental requirement
Pile foundation construction in high waters, has greatly facilitated slurry collecting, reduces pipe cutting labor intensity in water, improves and apply
Work efficiency rate, it is to avoid secondary pile extension, and casing steel pipe consumption is greatlyd save, with preferably application and promotional value.
[description of the drawings]
Fig. 1 is the constructing structure elevation of the present invention；
Fig. 2 is the mixture proportioning in construction of the present invention；
Fig. 3 is the top view of casing in the present invention；
Fig. 4 is the top view of casing in the present invention；
Fig. 5 is the sectional view of the first dismounting block in the present invention；
Fig. 6 is the sectional view of the second dismounting block in the present invention；
In figure：1. the dismounting of 4. first radial flange of casing 5. first block 6. the is descended in casing 2. on casing 3.
Two 9. vertical bolts hole of the dismounting dismounting 8. vertical flange bar hole of block of block 7. the 3rd, 10. first vertical flange 11.
15. second vertical flange of the dismounting dismounting dismounting block of block 14. the 6th of block 13. the 5th of bolt 12. the 4th 16. second is radially
21. water surface 22. of the 3rd 19. suspension ring of the 3rd vertical flange of radial flange 18., 20. rubber water-proof article of flange 17.
23. prefabricated binder of riverbed；
Figure of abstract of the specified Fig. 1 as the present invention.
[specific embodiment]
The invention will be further described below in conjunction with the accompanying drawings, for the structure and principle of this device people professional to this
It is very clearly.It should be appreciated that specific embodiment described herein is not used to limit only to explain the present invention
The present invention.
This device makes detachable casing device, and casing side is provided with the first vertical flange, the second vertical flange and the 3rd
Vertical flange, the first vertical flange, the second vertical flange are provided with some vertical flange bar holes, and the 3rd vertical flange is provided with
Some vertical bolts hole, described lower casing are welded to connect with the first radial flange by whole circle steel pipe and are formed, the first radial flange
It is provided with radial bolts hole；Described middle casing is made up of the first dismounting block, the second dismounting block, the 3rd dismounting block, the first dismounting
Two sides of block are provided with vertical flange bar hole, and the second dismounting block, the side of the 3rd dismounting block are provided with vertical bolt hole, opposite side
Vertical flange bar hole is provided with, the first dismounting block is vertical by first respectively with the junction of the second dismounting block, the 3rd dismounting block
Flange, the second vertical flange connection, by the 3rd vertical flange connection, the first dismounting between the second dismounting block and the 3rd dismounting block
The first vertical flange, the second vertical flange, the 3rd vertical is secured by bolts between block, the second dismounting block, the 3rd dismounting block
Casing cylinder in being formed on flange；Described upper casing is constituted by the 4th dismounting block, the 5th dismounting block, the 6th dismounting block, the
Two sides of four dismounting blocks are provided with vertical flange bar hole, and the 5th dismounting block, the side of the 6th dismounting block are provided with vertical bolt hole,
Opposite side is provided with vertical flange bar hole, and the junction of the 4th dismounting block and the 5th dismounting block, the 6th dismounting block passes through the respectively
One vertical flange, the second vertical flange connection, by the 3rd vertical flange connection between the 5th dismounting block and the 6th dismounting block, the
Be secured by bolts between four dismounting blocks, the 5th dismounting block, the 6th dismounting block the first vertical flange, the second vertical flange, the
Upper casing cylinder is formed on three vertical flanges；The second radial flange is welded in middle casing cylinder lower end, sets on the second radial flange
There is radial bolts hole, be connected with lower casing by bolt；The 3rd radial flange is welded in middle casing cylinder upper end, in the 3rd radial return algorithm
Orchid is provided with radial bolts hole, is connected with upper casing by bolt；Fill out between each vertical flange and with radial flange joint
Plug rubber water-proof bar, to meet sealing requirement.The structure chart of middle casing and upper casing is referring to Fig. 2 and Fig. 3.The middle casing of the present invention
Joint number can increase as needed, lower casing height can be adjusted according to embedded depth.Second dismounting block, the 3rd dismounting block shape and the
Five dismounting blocks, the 6th dismounting block structure are identical, refer to Fig. 4 and Fig. 5.
Installation method is comprised the following steps that, referring to Fig. 1 and Fig. 2：
A. detachable casing device is made according to said process；
B. crane is adopted, will be upper casing, middle casing, the assembling of lower casing integral；
C. according to measure of pile position setting-out position, bury steel pile casting；
D. rig is in place, pore-forming, borehole cleaning, underwater gliders pile；
E. after the completion of underwater gliders, with pumped top mud or cement grout, and in concrete final set forefathers
Work is dug out and super pours slag inclusion concrete to stake top absolute altitude above 20cm；After concrete strength up to after 5MPa, using artificial chisel except super
High part；
F., after the molding of view picture pile foundation, unclamp vertical between vertical first dismounting block and the second dismounting block, the 3rd dismounting block
The second radial flange bolt between flange bolt and middle casing and lower casing, disassembles the first dismounting block；
G. the transport of prefabricated profiled binder, lifting are sunk in pile foundation casing notch；
H., the dismounting of notch first block on binder top surface is installed, binder and casing gap are carried out using rubber water-proof bar and cotton-wool
Leak stopping；
I. extract casing internal water accumulation out；Binder and pile foundation connecting portion reinforcement installation, concreting；
J. pier stud reinforcing bar, template, concrete construction are continued；
K. the vertical flange connection in unclamping between casing and lower casing connecting bolt, the second dismounting block and the 3rd dismounting block
Bolt, piecemeal dismounting lifting, is transferred to next pile foundation position, and lower casing is not reclaimed.
This device is successfully applied to Kunming ring 2-in-1 No. 1 especially big bridge pile foundation in same section ancient city of Hunan Road and binder is applied under water
Work, it is ensured that pile foundation and under water constructing tie beam quality, shortening operation duration, economical and efficient, energy-conserving and environment-protective, safe and reliable mesh
Mark, with higher application and promotional value.
Claims (3)
1. a kind of detachable steel casing and the under water prefabricated installation method of connection beam, it is characterised in that installation method concrete steps are such as
Under：
A. make detachable casing device, including lower casing, middle casing and upper casing, casing side be provided with the first vertical flange,
Second vertical flange and the 3rd vertical flange, the first vertical flange, the second vertical flange are provided with some vertical flange bar holes,
3rd vertical flange is provided with some vertical bolts hole, and described lower casing is welded to connect with the first radial flange by whole circle steel pipe
Formed, the first radial flange is provided with radial bolts hole；Described middle casing is torn open by the first dismounting block, the second dismounting block, the 3rd
Block composition is unloaded, two sides of the first dismounting block are provided with vertical flange bar hole, and the second dismounting block, the side of the 3rd dismounting block are provided with
Vertical bolt hole, opposite side are provided with vertical flange bar hole, the first dismounting block and the second dismounting block, the junction of the 3rd dismounting block
It is respectively by the first vertical flange, the second vertical flange connection, vertical by the 3rd between the second dismounting block and the 3rd dismounting block
Flange connect, first dismounting block, second dismounting block, the 3rd dismounting block between be secured by bolts in the first vertical flange, second
Casing cylinder in being formed on vertical flange, the 3rd vertical flange；Described upper casing by the 4th dismounting block, the 5th dismounting block,
6th dismounting block composition, two sides of the 4th dismounting block are provided with vertical flange bar hole, and the 5th dismounting block, the 6th dismantle the one of block
Side is provided with vertical bolt hole, and opposite side is provided with vertical flange bar hole, and the 4th dismounting block dismantles block with the 5th dismounting block, the 6th
Junction respectively by the first vertical flange, the second vertical flange connection, by the between the 5th dismounting block and the 6th dismounting block
Three vertical flange connections, are secured by bolts in the first vertical method between the 4th dismounting block, the 5th dismounting block, the 6th dismounting block
Upper casing cylinder is formed on orchid, the second vertical flange, the 3rd vertical flange；The second radial flange is welded in middle casing cylinder lower end,
Radial bolts hole is provided with the second radial flange, is connected with lower casing by bolt；Weld the 3rd footpath in middle casing cylinder upper end
To flange, radial bolts hole is provided with the 3rd radial flange, be connected with upper casing by bolt；
B. crane is adopted, will be upper casing, middle casing, the assembling of lower casing integral；
C. according to measure of pile position setting-out position, bury steel pile casting；
D. rig is in place, pore-forming, borehole cleaning, underwater gliders pile；
E. after the completion of underwater gliders, with pumped top mud or cement grout, and the excavated by manual work before concrete final set
Excess of export pours slag inclusion concrete to stake top absolute altitude above 20cm；After concrete strength up to after 5MPa, superelevation portion is removed using artificial chisel
Point；
F., after the molding of view picture pile foundation, unclamp the vertical flange between vertical first dismounting block and the second dismounting block, the 3rd dismounting block
The second radial flange bolt between bolt and middle casing and lower casing, disassembles the first dismounting block；
G. the transport of prefabricated profiled binder, lifting are sunk in pile foundation casing notch；
H., the dismounting of notch first block on binder top surface is installed, binder is carried out using rubber water-proof bar and cotton-wool and is blocked up with casing gap
Leakage；
I. extract casing internal water accumulation out；Binder and pile foundation connecting portion reinforcement installation, concreting；
J. pier stud reinforcing bar, template, concrete construction are continued；
K. the vertical flange connection spiral shell in unclamping between casing and lower casing connecting bolt, the second dismounting block and the 3rd dismounting block
Bolt, piecemeal dismounting lifting, is transferred to next pile foundation position, and lower casing is not reclaimed.
2. a kind of detachable steel casing as claimed in claim 1 and the under water prefabricated installation method of connection beam, it is characterised in that
Described middle casing by first dismounting block, second dismounting block, the 3rd dismounting block, the first vertical flange, the second vertical flange, the 3rd
Vertical flange bolt composition, middle casing are a section or more piece, and welding hanging ring on the outside of middle casing cylinder, upper port weld the 3rd radially
Flange, lower port weld the second radial flange, described upper casing by the 4th dismounting block, the 5th dismounting block, the 6th dismounting block, the
One vertical flange, the second vertical flange, the 3rd vertical flange, bolt composition, welding hanging ring on the outside of upper casing cylinder, lower port weldering
Connect the 3rd radial flange.
3. a kind of detachable steel casing as claimed in claim 1 and the under water prefabricated installation method of connection beam, it is characterised in that
Described the first vertical flange, the second vertical flange, the first radial flange, the second radial flange, the 3rd radial flange joint
Rubber water-proof bar is clogged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510413824.6A CN104988915B (en) | 2015-07-15 | 2015-07-15 | A kind of prefabricated installation method of detachable steel casing and under water connection beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510413824.6A CN104988915B (en) | 2015-07-15 | 2015-07-15 | A kind of prefabricated installation method of detachable steel casing and under water connection beam |
Publications (2)
| Publication Number | Publication Date |
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| CN104988915A CN104988915A (en) | 2015-10-21 |
| CN104988915B true CN104988915B (en) | 2017-03-29 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107938514B (en) * | 2017-10-25 | 2019-11-01 | 吕志超 | A kind of anti-device for plugging of bridge construction |
| CN108589748B (en) * | 2018-03-19 | 2023-09-01 | 湖南路桥建设集团有限责任公司 | Prefabrication and installation method for shallow water underwater structure |
| CN108708374B (en) * | 2018-08-08 | 2024-03-01 | 中国水利水电第十二工程局有限公司 | Removable pile casing and method for construction of cast-in-place piles in water |
| CN111778861B (en) * | 2020-07-10 | 2021-11-19 | 浙江交工金筑交通建设有限公司 | Underwater tie beam prefabrication installation construction method |
| CN112144412A (en) * | 2020-09-25 | 2020-12-29 | 四川交投建设工程股份有限公司 | Construction method of prefabricated assembled intercolumnar tie beam |
| CN112144513B (en) * | 2020-09-25 | 2022-04-01 | 四川省交通建设集团股份有限公司 | Construction method of prefabricated assembled underwater tie beam |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001262513A (en) * | 2000-03-17 | 2001-09-26 | Nippon Steel Corp | Cable stayed bridge having composite synthetic steel tube beam material with slab and method of installing the beam material |
| CN202416309U (en) * | 2011-12-28 | 2012-09-05 | 防城港中一重工有限公司 | Concrete pile steel casing for shallow sea and rivers |
| CN203238628U (en) * | 2013-05-28 | 2013-10-16 | 天津鸿翔工程机械有限公司 | Novel detachable protective barrel |
| CN103485340B (en) * | 2013-09-18 | 2016-03-30 | 中交二航局第四工程有限公司 | A kind of antinode plate fore shaft steel pile casting device and construction method thereof |
| CN104563126B (en) * | 2014-12-22 | 2016-04-27 | 中铁十九局集团有限公司 | A kind of churning driven bored pile construction method |
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