CN113152496B - Water sealing sleeve box for underwater welding of bracket on steel casing - Google Patents
Water sealing sleeve box for underwater welding of bracket on steel casing Download PDFInfo
- Publication number
- CN113152496B CN113152496B CN202110414710.9A CN202110414710A CN113152496B CN 113152496 B CN113152496 B CN 113152496B CN 202110414710 A CN202110414710 A CN 202110414710A CN 113152496 B CN113152496 B CN 113152496B
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- CN
- China
- Prior art keywords
- plate
- side plate
- width
- semicircular
- welded
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 41
- 239000010959 steel Substances 0.000 title claims abstract description 41
- 238000003466 welding Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 title claims abstract description 12
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 238000004080 punching Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 12
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/02—Restraining of open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0061—Production methods for working underwater
- E02D2250/0069—Welding
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0001—Rubbers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0029—Steel; Iron
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention relates to a water sealing sleeve box for underwater welding of brackets on a steel protective cylinder, which is formed by butt joint of two half-width sleeve boxes, wherein a round hole and a water stopping plate which are the same as the steel protective cylinder in diameter are arranged on a bottom plate of the sleeve box, a hoop is arranged in the middle of the round hole, and a limit rod and a limit plate are arranged at the top of the round hole. During construction, the two half-width sleeve boxes are buckled on the outer wall of the steel casing and firmly connected through bolts, the limiting rod is supported on the steel reinforcement cage in the steel casing, the water stop plate and the anchor ear hold the steel casing tightly, water in the sleeve boxes is pumped out, and a safe and reliable anhydrous environment can be provided for underwater welding bracket construction of the underwater steel casing.
Description
Technical Field
The invention belongs to the field of underwater bridge construction, and relates to a steel structure water sealing sleeve box for underwater bridge construction.
Background
The steel sleeve box and the concrete sleeve box are widely adopted as water stopping structures in construction of the overhead bridge high pile cap, and the conventional supporting mode of the two sleeve boxes is to weld brackets on the outer wall of the steel casing in water for supporting the weight of the sleeve box and the bearing cap concrete in the sleeve box, so that the welding efficiency and the welding quality of the brackets play a vital role on the lower structure of the whole engineering.
The bracket is positioned on the steel pile casing according to the design bottom elevation of the bearing platform and the structural size of the sleeve box, the bridge position in the construction of partial water bridge has fluctuation tide-induced water level change, when the bracket is positioned below the water surface, the conventional welding operation cannot be performed, if the underwater welding operation is adopted, the cost is several times higher than that of the conventional welding operation, and the welding quality cannot be ensured.
Disclosure of Invention
The invention aims to overcome the influence of water level change on bracket welding on a steel casing, and designs a water sealing sleeve box for bracket underwater welding on the steel casing.
The technical scheme of the invention is as follows:
Be used for steel to protect a section of thick bamboo upper bracket underwater welding's water jacket case, its characterized in that: the cross section of the sleeve box is square and is formed by butt joint of two half-width sleeve boxes, each half-width sleeve box comprises a main side plate, two sides of the main side plate are respectively welded with a secondary side plate with the width half of the width of the main side plate, the bottoms of the main side plate and the secondary side plate are welded with a bottom plate, one side of the bottom plate opposite to the main side plate is provided with a semicircular bayonet with the diameter equal to that of a steel pipe pile, a semicircular water stop plate protrudes upwards along the edge of the semicircular bayonet, reinforcing rods are respectively welded between the water stop plate and the main side plate and between the water stop plate and the secondary side plate, and a bottom plate connecting plate also protrudes upwards from two ends of the semicircular bayonet to the secondary side plate on the bottom plate; a side plate connecting plate extends inwards along the side edges of the two auxiliary side plates respectively, and a plurality of screw holes are formed in the bottom plate connecting plate and the side plate connecting plate; two upright rods which are parallel to the main side plate and the auxiliary side plate and have the same height are welded on the inner side of the semicircular water stop plate on the bottom plate, and a cross rod is welded between the two upright rods and the main side plate and between the two upright rods and the auxiliary side plate respectively; a semicircular bayonet close to the upper end of the vertical rod is aligned to a semicircular bayonet on the bottom plate to be welded with a semicircular upper limiting plate and a semicircular lower limiting plate, a certain distance is reserved between the upper limiting plate and the lower limiting plate, and a limiting rod is horizontally arranged between the two limiting plates; the two half-width sleeve boxes are buckled, the two half-width sleeve boxes are connected with the bottom plate connecting plate and the side plate connecting plate through bolts, the two semicircular bayonets form a round hole with the diameter equal to the outer diameter of the steel casing, the two upper limiting plates and the two lower limiting plates are connected through auxiliary connecting plates through bolts respectively, and two circular rings with the diameter equal to the outer diameter of the steel casing are formed.
The invention can provide a safe and reliable anhydrous environment for underwater welding bracket construction of the steel casing in water. The bracket is welded by using the low tide level in normal construction, the effective working time per day is only 2 hours, and the whole-day bracket welding construction can be satisfied after the water sealing sleeve box disclosed by the invention is used, so that the engineering construction progress can be ensured.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a plan view of the bottom structure of a half-width sleeve;
FIG. 3 is a top plan view of a half-width sleeve;
FIG. 4 is a schematic view in the direction A-A of FIG. 1 showing the bottom plan configuration of the two half-boxes after docking;
FIG. 5 is a schematic view in the direction C-C of FIG. 1 showing the top planar structure of the two half-boxes after docking;
FIG. 6 is a schematic view in the direction A-A of FIG. 1 showing the planar configuration of the two half-boxes after they are docked to form the anchor ear;
FIG. 7 is a use elevation of the present invention;
FIG. 8 is a schematic view in the direction D-D of FIG. 7 showing a top plan view of the structure in the use state of the present invention;
Fig. 9 is a schematic view of fig. 7 in the direction E-E, showing the bracket welding installation in the use state of the present invention.
Detailed Description
As shown in fig. 1,2 and 3, the cross section of the water sealing sleeve box is square and is formed by butt joint of two half-width sleeve boxes; each half-width sleeve box comprises a main side plate 1, two sides of the main side plate are respectively welded with a secondary side plate 2 with the width half of the width of the main side plate, the bottoms of the main side plate and the secondary side plate are welded with a bottom plate 3, a semicircular bayonet 4 with the diameter equal to the diameter of a steel pipe pile is arranged on one side of the bottom plate opposite to the main side plate, a semicircular water stop plate 5 protrudes upwards along the edge of the semicircular bayonet, reinforcing rods 6 are respectively welded between the water stop plate and the main side plate and between the water stop plate and the secondary side plate, and a bottom plate connecting plate 7 also protrudes upwards from two ends of the semicircular bayonet to the secondary side plate on the bottom plate; a side plate connecting plate 8 extends inwards along the side edges of the two auxiliary side plates 2, and a plurality of screw holes are formed in the bottom plate connecting plate and the side plate connecting plate; two upright rods 9 which are parallel to the main side plate and the auxiliary side plate and have the same height are welded on the inner side of the semicircular water stop plate on the bottom plate, and a cross rod 10 is welded between the two upright rods and the main side plate and between the two upright rods and the auxiliary side plate respectively; a semicircular bayonet close to the upper end of the vertical rod 9 is welded with a semicircular upper limit plate 11 and a semicircular lower limit plate 12 on the opposite bottom plate, a certain distance is reserved between the upper limit plate and the lower limit plate, and a limit rod 13 is horizontally arranged between the two limit plates;
As shown in fig. 4 and 5, two half-width sleeve boxes are buckled, the two half-width sleeve boxes are connected with the bottom plate connecting plate 7 and the side plate connecting plate 8 through bolts, two semicircular bayonets are combined to form a round hole 14 with the diameter equal to the outer diameter of the steel casing, and the two upper limiting plates 11 and the two lower limiting plates 12 are connected through auxiliary connecting plates 15 through bolts respectively to form two circular rings with the diameter equal to the outer diameter of the steel casing.
In the concrete implementation of the invention, in order to facilitate hoisting, lifting lugs 16 are welded on the tops of the two pairs of side plates of each half-width sleeve box respectively.
As shown in fig. 6 and fig. 1, when the invention is implemented, arc-shaped hoop plates 17 can be welded on the two upright posts 9 of each half-width sleeve box at a certain height and opposite to the semicircular bayonets on the bottom plate, and the hoop plates of the two half-width sleeve boxes are buckled and connected through bolts to form a circular hoop with the diameter equal to the outer diameter of the steel casing.
As shown in fig. 2,4 and 6, in order to facilitate the butt joint of two half-width suitcases, a plurality of punching holes 18 may be formed on one side of the other side of each half-width suitcases, and a plurality of punching nails 19 may be formed on the other side of each half-width suitcases; when the two half-width suitcases are in butt joint, the punching nails 19 on the auxiliary side plate of one half-width suitcases are inserted into the punching holes 18 on the auxiliary side plate of the other half-width suitcases, so that the positioning and primary fixing effects can be realized.
When the invention is embodied, the sealing strips can be adhered to the water stop plate, the bottom plate connecting plate and the side plate connecting plate so as to ensure the water stop effect in the sleeve box.
As shown in fig. 7, 8 and 9, the construction method of the invention is as follows when the bracket is used for underwater welding on the steel casing:
(1) 4 support plates 22 are horizontally welded at the upper ends of longitudinal steel bars 21 of a steel reinforcement cage in the steel casing 20, two half-width sleeve boxes are hoisted to two sides of the steel casing 20 at low water level, and two limit rods 13 are respectively lapped on the support plates 22 and welded with the longitudinal steel bars 21 of the steel reinforcement cage; the two half-width sleeve boxes are hung on the limiting rod 13 through the upper limiting plate 11 respectively;
(2) The punching nails 19 on the auxiliary side plate of one half-width sleeve box are inserted into the punching holes 18 on the auxiliary side plate of the other half-width sleeve box, and are hammered to be closely attached, so that the primary connection and sealing of the sleeve box are realized; then the water is pumped in the sleeve box, the side plate connecting plates 8, the water stopping plates 5 and the bottom plate connecting plates 7 of the two half-width sleeve boxes are connected firmly through bolts from top to bottom, the water stopping plates are tightly attached to the outer wall of the steel casing, and the water stopping effect in the sleeve box can be guaranteed by the rubber sealing strips on the water stopping plates, the bottom plate connecting plates and the side plate connecting plates.
(3) The upper limit plate 11, the lower limit plate 12 and the anchor ear plate 17 of the two half-width sleeve boxes are connected through bolts. The upper limiting plate bears the gravity of the sleeve box when the water level is low, the lower limiting plate can resist the upward buoyancy when the water level is high, and the hoop holds the steel casing tightly, so that the stability of the sleeve box is further enhanced.
(4) The water in the jacket is drained, and brackets 23 are welded at bracket installation positions set on the steel casing 20.
After the construction is finished, the water sealing sleeve box is removed at a low water level, the removing sequence is opposite to the mounting sequence, and the bolts are required to be removed one by one from bottom to top.
Claims (3)
1. Be used for steel to protect a section of thick bamboo upper bracket underwater welding's water jacket case, its characterized in that: the cross section of the sleeve box is square and is formed by butt joint of two half-width sleeve boxes, each half-width sleeve box comprises a main side plate, two sides of the main side plate are respectively welded with a secondary side plate with the width half of the width of the main side plate, the bottoms of the main side plate and the secondary side plate are welded with a bottom plate, one side of the bottom plate opposite to the main side plate is provided with a semicircular bayonet with the diameter equal to that of a steel pipe pile, a semicircular water stop plate protrudes upwards along the edge of the semicircular bayonet, reinforcing rods are respectively welded between the water stop plate and the main side plate and between the water stop plate and the secondary side plate, and a bottom plate connecting plate also protrudes upwards from two ends of the semicircular bayonet to the secondary side plate on the bottom plate; a side plate connecting plate extends inwards along the side edges of the two auxiliary side plates respectively, and a plurality of screw holes are formed in the bottom plate connecting plate and the side plate connecting plate; two upright rods which are parallel to the main side plate and the auxiliary side plate and have the same height are welded on the inner side of the semicircular water stop plate on the bottom plate, and a cross rod is welded between the two upright rods and the main side plate and between the two upright rods and the auxiliary side plate respectively; a semicircular bayonet close to the upper end of the vertical rod is aligned to a semicircular bayonet on the bottom plate to be welded with a semicircular upper limiting plate and a semicircular lower limiting plate, a certain distance is reserved between the upper limiting plate and the lower limiting plate, and a limiting rod is horizontally arranged between the two limiting plates; the two half-width sleeve boxes are buckled with each other, the two half-width sleeve boxes are connected with the bottom plate connecting plate and the side plate connecting plate through bolts, the two semicircular bayonets form a round hole with the diameter equal to the outer diameter of the steel casing, and the two upper limiting plates and the two lower limiting plates are connected with each other through auxiliary connecting plates through bolts respectively to form two circular rings with the diameter equal to the outer diameter of the steel casing; arc-shaped anchor ear plates are welded on the two upright posts of each half-width sleeve box, which are opposite to the semicircular bayonets on the bottom plate, and the anchor ear plates of the two half-width sleeve boxes are buckled and connected through bolts to form a circular anchor ear with the diameter equal to the outer diameter of the steel casing; a plurality of punched holes are formed in one side edge of a secondary side plate of each half-width sleeve box, and a plurality of punching nails are formed in the other side edge of the secondary side plate; when the two half-width sleeve boxes are in butt joint, the punching nails on the auxiliary side plate of one half-width sleeve box are inserted into the punching holes on the auxiliary side plate of the other half-width sleeve box.
2. The water jacket box for underwater welding of brackets on steel casing of claim 1, wherein: lifting lugs are welded at the tops of the two auxiliary side plates of each half-width suitcase respectively.
3. The water jacket box for underwater welding of brackets on steel casing of claim 1, wherein: rubber sealing strips are adhered to the water stop plate, the bottom plate connecting plate and the side plate connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110414710.9A CN113152496B (en) | 2021-04-17 | 2021-04-17 | Water sealing sleeve box for underwater welding of bracket on steel casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110414710.9A CN113152496B (en) | 2021-04-17 | 2021-04-17 | Water sealing sleeve box for underwater welding of bracket on steel casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113152496A CN113152496A (en) | 2021-07-23 |
| CN113152496B true CN113152496B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110414710.9A Active CN113152496B (en) | 2021-04-17 | 2021-04-17 | Water sealing sleeve box for underwater welding of bracket on steel casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113152496B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114150669A (en) * | 2021-12-15 | 2022-03-08 | 中国水利水电第五工程局有限公司 | Construction platform for quickly cutting pile head of underwater steel pipe pile and construction method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100857772B1 (en) * | 2008-04-02 | 2008-09-09 | 최승희 | Construction structure of open caisson cofferdam using assembling sheet pile and it's method |
| CN103510529A (en) * | 2012-11-22 | 2014-01-15 | 中交第三公路工程局有限公司 | Steel hanging box system for underwater high-rise pile cap construction and construction technology thereof |
| CN209816894U (en) * | 2019-03-28 | 2019-12-20 | 中交路桥建设有限公司 | Hoop type platform for water loose splicing of steel pouring jacket |
| CN215165732U (en) * | 2021-04-17 | 2021-12-14 | 中交路桥建设有限公司 | Water sealing sleeve box for underwater welding of bracket on steel casing |
-
2021
- 2021-04-17 CN CN202110414710.9A patent/CN113152496B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100857772B1 (en) * | 2008-04-02 | 2008-09-09 | 최승희 | Construction structure of open caisson cofferdam using assembling sheet pile and it's method |
| CN103510529A (en) * | 2012-11-22 | 2014-01-15 | 中交第三公路工程局有限公司 | Steel hanging box system for underwater high-rise pile cap construction and construction technology thereof |
| CN209816894U (en) * | 2019-03-28 | 2019-12-20 | 中交路桥建设有限公司 | Hoop type platform for water loose splicing of steel pouring jacket |
| CN215165732U (en) * | 2021-04-17 | 2021-12-14 | 中交路桥建设有限公司 | Water sealing sleeve box for underwater welding of bracket on steel casing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113152496A (en) | 2021-07-23 |
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