CN103215962A - Pier stud type pile foundation tie beam steel hanging box cofferdam - Google Patents
Pier stud type pile foundation tie beam steel hanging box cofferdam Download PDFInfo
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- CN103215962A CN103215962A CN2013100930059A CN201310093005A CN103215962A CN 103215962 A CN103215962 A CN 103215962A CN 2013100930059 A CN2013100930059 A CN 2013100930059A CN 201310093005 A CN201310093005 A CN 201310093005A CN 103215962 A CN103215962 A CN 103215962A
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Abstract
The invention discloses a pier stud type pile foundation tie beam steel hanging box cofferdam. The pier stud type pile foundation tie beam steel hanging box cofferdam is characterized by comprising four parts such as a side plate structure, a bottom plate, a hanging structure and top seal concrete, wherein the side plate structure comprises six integral modules such as a front straight side plate, a rear straight side plate, a left front semicircle side plate, a left rear semicircle side plate, a right front semicircle side plate and a right read semicircle side plate; the top seal concrete is poured on the bottom plate; the hanging structure is fixed at the upper ends of the front straight side plate and the rear straight side plate; and a to-be-poured tie beam is arranged between a left steel casing and a right steel casing, and above the top seal concrete. Compared with other hanging box cofferdams, the pier stud type pile foundation tie beam steel hanging box cofferdam has the following advantages that 1, the cofferdam is light in overall weight, the cofferdam is integrally assembled on shore, and then conveyed to a designed position and integrally hoisted and released, and the cofferdam can satisfy construction requirements without a large floating crane; 2, each component support is connected with each other through a pin shaft, so that the cofferdam can be conveniently detached, and can be fully in inverted use; and 3, the cofferdam side plates and the steel casings are directly used as tie beam templates, so that the material investment can be greatly reduced, and the construction period can be shortened.
Description
Technical field
The present invention relates to the bridge engineering construction equipment, especially relate to a kind of pier stud formula pile foundation binder steel suspended box cofferdam.
Background technology
Along with China's rapid economic development, the construction of traffic infrastructure also obtains fast development, and meanwhile the bridge of building on China's rivers lake surface also increases thereupon.As everyone knows, construct a bridge and at first will in water, build bridge pier, build bridge pier and then will in water, adopt the cofferdam that water is wherein drained and could construct.
The cofferdam is as the temporory structure of bridge foundation construction, it mainly acts on is to prop up as the excavation protection of foundation construction water proof device or deep foundation ditch in the water to keep off, so as under anhydrous, safety condition, to carry out assembling reinforcement, template is installed and pouring concrete construction, the cofferdam also can be used as the job platform of pile foundation construction.
When the depth of water is dark, generally, mainly adopt the suspension box-cofferdam to carry out the construction of underwater foundation.Conventional suspension box-cofferdam all is that assembling construction is on the spot located on the basis under water, and length consuming time can not be used, relatively waste material.Single for underwater foundation form of structure, One's name is legion, and the engineering of duration anxiety consider that from economy and efficient traditional suspension box-cofferdam is not to be well suited for.
Summary of the invention
The object of the present invention is to provide the pier stud formula pile foundation binder steel suspended box cofferdam that a kind of programming is fast, difficulty of construction is little, the cost input is less, the rate of recovery is higher.
The object of the present invention is achieved like this:
A kind of pier stud formula pile foundation binder steel suspended box cofferdam, feature is: by lateral plate structure, base plate, four parts of hanging structure and bottom concrete are formed, wherein: lateral plate structure is by preceding front plate, back front plate, left front semicircular arc side plate, left back semicircular arc side plate, right front semicircular arc side plate, these six integral mold plates of right back semicircular arc side plate are formed, it is staggered relatively before and after preceding front plate and back front plate are, left front semicircular arc side plate is hinged by bearing pin and left back semicircular arc side plate, right front semicircular arc side plate is hinged by bearing pin and right back semicircular arc side plate, guarantee left front semicircular arc side plate and left back semicircular arc side plate, right front semicircular arc side plate and right back semicircular arc side plate can both freely rotate around bearing pin, make things convenient for cofferdam demolition; The left and right sides at preceding front plate and back front plate is equipped with bolt hole, back front plate links together with the left back semicircular arc side plate in left side and the right back semicircular arc side plate on right side respectively by bolt hole, preceding front plate links together with the left front semicircular arc side plate in left side and the right front semicircular arc side plate on right side respectively by bolt hole, lower end at preceding front plate and back front plate is equipped with pin-and-hole, preceding front plate and back front plate are by pin-and-hole and a complete base plate pin joint, on base plate, be cast with bottom concrete, be enclosed with left steel casing in the cylinder that between left back semicircular arc side plate and left front semicircular arc side plate and base plate, synthesizes, be enclosed with right steel casing in the cylinder that between right back semicircular arc side plate and right front semicircular arc side plate and base plate, synthesizes; Be fixed with by bracket in the upper end of preceding front plate and back front plate and hang the hanging structure that shoulder pole girder is formed, do the otic placode that the bottom of hanging shoulder pole girder that horizontal connection system uses is welded with the band pin-and-hole double, bearing pin passes otic placode will hang shoulder pole girder across on front plate before being fixed on and the back front plate, on the sidewall of left steel casing and right steel casing, all be fixed with bracket, hang shoulder pole girder and be fixed on the bracket; Between left steel casing and right steel casing, be binder to be cast above the bottom concrete.
Junction at the inside panel of the inside panel of the inside panel of preceding front plate, back front plate and base plate is provided with the thick rubber pad of 2mm, is compressed to 1mm after the assembly unit, to guarantee the watertightness in cofferdam.
Junction at left front semicircular arc side plate and left back semicircular arc side plate, right front semicircular arc side plate and right back semicircular arc side plate is provided with the thick rubber pad of 2mm, is compressed to 1mm after the assembly unit, to guarantee the watertightness in cofferdam.
The two ends, the left and right sides of base plate are circular arc and the structure of falling the Eight characters; The inside panel of base plate is the 6mm steel plate, and little stiffening rib is [8 shaped steel, spacing 37cm; Big stiffening rib adopts 2[14b shaped steel, spacing 85cm.
In the slit around left steel casing and the right steel casing, be filled with sand pocket.
The inside panel of the inside panel of preceding front plate, back front plate is the 6mm steel plate, and horizontal stiffening rib is that [braces adopts 2[14b shaped steel for 8 shaped steel, vertical spacing 40cm, spacing 85cm, the side template of the inside panel double as binder of the inside panel of preceding front plate, back front plate.
The inside panel of the inside panel of the inside panel of the inside panel of left front semicircular arc side plate, left back semicircular arc side plate, right front semicircular arc side plate, right back semicircular arc side plate is the 6mm steel plate, vertical stiffening rib is [8 shaped steel, 15 ° of arc length places of every corresponding central angle are provided with together, transverse stiffener adopts 2[8 shaped steel, vertical spacing 80cm.
Bracket adopts the welding of 2I20b shaped steel, hangs shoulder pole girder and adopts 2I28b shaped steel.
Bottom concrete adopts the C30 underwater concrete, and thickness is 0.6m.
The present invention compares with other suspension box-cofferdam has following advantage: 1, overall weight of the present invention is light, and integral assembling is transported to the design attitude integral lifting again and transfers on the coast, does not need large-scale floating crane just can satisfy construction requirement.2, each component holder of the present invention adopts bearing pin to connect mostly, and it is convenient to remove, and can fall to use fully.3, directly utilize cofferdam side plate and steel casing as the binder template, can significantly reduce the material input and shorten construction period.
Description of drawings
Fig. 1 is the structural representation that partly cuts open of the present invention;
Fig. 2 be among Fig. 1 A-A to cross-sectional schematic;
Fig. 3 is the elevational schematic view of Fig. 1;
Fig. 4 is the schematic top plan view of Fig. 1;
Fig. 5 is the connection diagram of left front semicircular arc side plate and left back semicircular arc side plate;
Fig. 6 is the connection diagram of preceding front plate and base plate;
Fig. 7 is the connection diagram of left front semicircular arc side plate and left back semicircular arc side plate.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the present invention is described in further detail.
A kind of pier stud formula pile foundation binder steel suspended box cofferdam, by lateral plate structure 1, base plate 2,4 four parts of hanging structure 3 and bottom concrete are formed, wherein: lateral plate structure 1 is by preceding front plate 11, back front plate 14, left front semicircular arc side plate 15, left back semicircular arc side plate 12, right front semicircular arc side plate 13, right back semicircular arc side plate 16 these six integral mold plates are formed, it is staggered relatively before and after preceding front plate 11 and back front plate 14 are, left front semicircular arc side plate 15 is hinged by bearing pin and left back semicircular arc side plate 12, right front semicircular arc side plate 13 is hinged by bearing pin and right back semicircular arc side plate 16, guarantee left front semicircular arc side plate 15 and left back semicircular arc side plate 12, right front semicircular arc side plate 13 and right back semicircular arc side plate 16 can both freely rotate around bearing pin, make things convenient for cofferdam demolition; The left and right sides at preceding front plate 11 and back front plate 14 is equipped with bolt hole, back front plate 14 links together with the left back semicircular arc side plate 12 in left side and the right back semicircular arc side plate 16 on right side respectively by bolt hole, preceding front plate 11 links together with the left front semicircular arc side plate 15 in left side and the right front semicircular arc side plate 13 on right side respectively by bolt hole, lower end at preceding front plate 11 and back front plate 14 is equipped with pin-and-hole, preceding front plate 11 and back front plate 14 are by pin-and-hole and complete base plate 2 pin joints, on base plate 2, be cast with bottom concrete 4, be enclosed with left steel casing 6 in the cylinder that between left back semicircular arc side plate 12 and left front semicircular arc side plate 15 and base plate 2, synthesizes, be enclosed with right steel casing 7 in the cylinder that between right back semicircular arc side plate 16 and right front semicircular arc side plate 13 and base plate 2, synthesizes; Be fixed with by bracket 31 in the upper end of preceding front plate 11 and back front plate 14 and hang the hanging structure 3 that shoulder pole girder 32 is formed, do the otic placode 33 that the bottom of hanging shoulder pole girder 32 that horizontal connection system uses is welded with band pin-and-hole 34 double, bearing pin passes otic placode 33 will hang shoulder pole girder 32 across on front plate before being fixed on 11 and the back front plate 14, on the sidewall of left steel casing 6 and right steel casing 7, all be fixed with bracket 31, hang shoulder pole girder 32 and be fixed on the bracket 31; Between left steel casing 6 and right steel casing 7, be binder 5 to be cast above the bottom concrete 4.
Junction at the inside panel 23 of the inside panel 143 of the inside panel 113 of preceding front plate 11, back front plate 14 and base plate 2 is provided with the thick rubber pad of 2mm 24, is compressed to 1mm after the assembly unit, to guarantee the watertightness in cofferdam.
Junction at left front semicircular arc side plate 15 and left back semicircular arc side plate 12, right front semicircular arc side plate 13 and right back semicircular arc side plate 16 is provided with the thick rubber pad of 2mm 25, is compressed to 1mm after the assembly unit, to guarantee the watertightness in cofferdam.
The two ends, the left and right sides of base plate 2 are circular arc and the structure of falling the Eight characters.The inside panel 23 of base plate 2 is the 6mm steel plate, and little stiffening rib 21 is [8 shaped steel, spacing 37cm; Big stiffening rib 22 adopts 2[14b shaped steel, spacing 85cm.
In the slit around left steel casing 6 and the right steel casing 7, be filled with sand pocket 41.
The inside panel 143 of the inside panel 113 of preceding front plate 11, back front plate 14 is the 6mm steel plate, horizontal stiffening rib 111 is [8 shaped steel, vertical spacing 40cm, braces 112 adopts 2[14b shaped steel, spacing 85cm, the side template of the inside panel 143 double as binders 5 of the inside panel 113 of preceding front plate 11, back front plate 14.
The inside panel 133 of the inside panel 153 of left front semicircular arc side plate 15, the inside panel 123 of left back semicircular arc side plate 12, right front semicircular arc side plate 13, the inside panel 163 of right back semicircular arc side plate 16 are the 6mm steel plate, vertical stiffening rib 132 is [8 shaped steel, 15 ° of arc length places of every corresponding central angle are provided with together, transverse stiffener 131 adopts 2[8 shaped steel, vertical spacing 80cm.
Bracket 31 adopts the welding of 2I20b shaped steel, hangs shoulder pole girder 32 and adopts 2I28b shaped steel.
Claims (9)
1. pier stud formula pile foundation binder steel suspended box cofferdam, it is characterized in that: by lateral plate structure, base plate, four parts of hanging structure and bottom concrete are formed, wherein: lateral plate structure is by preceding front plate, back front plate, left front semicircular arc side plate, left back semicircular arc side plate, right front semicircular arc side plate, these six integral mold plates of right back semicircular arc side plate are formed, it is staggered relatively before and after preceding front plate and back front plate are, left front semicircular arc side plate is hinged by bearing pin and left back semicircular arc side plate, right front semicircular arc side plate is hinged by bearing pin and right back semicircular arc side plate, guarantee left front semicircular arc side plate and left back semicircular arc side plate, right front semicircular arc side plate and right back semicircular arc side plate can both freely rotate around bearing pin, make things convenient for cofferdam demolition; The left and right sides at preceding front plate and back front plate is equipped with bolt hole, back front plate links together with the left back semicircular arc side plate in left side and the right back semicircular arc side plate on right side respectively by bolt hole, preceding front plate links together with the left front semicircular arc side plate in left side and the right front semicircular arc side plate on right side respectively by bolt hole, lower end at preceding front plate and back front plate is equipped with pin-and-hole, preceding front plate and back front plate are by pin-and-hole and a complete base plate pin joint, on base plate, be cast with bottom concrete, be enclosed with left steel casing in the cylinder that between left back semicircular arc side plate and left front semicircular arc side plate and base plate, synthesizes, be enclosed with right steel casing in the cylinder that between right back semicircular arc side plate and right front semicircular arc side plate and base plate, synthesizes; Be fixed with by bracket in the upper end of preceding front plate and back front plate and hang the hanging structure that shoulder pole girder is formed, do the otic placode that the bottom of hanging shoulder pole girder that horizontal connection system uses is welded with the band pin-and-hole double, bearing pin passes otic placode will hang shoulder pole girder across on front plate before being fixed on and the back front plate, on the sidewall of left steel casing and right steel casing, all be fixed with bracket, hang shoulder pole girder and be fixed on the bracket; Between left steel casing and right steel casing, be binder to be cast above the bottom concrete.
2. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1, it is characterized in that: the junction at the inside panel of the inside panel of the inside panel of preceding front plate, back front plate and base plate is provided with the thick rubber pad of 2mm, be compressed to 1mm after the assembly unit, to guarantee the watertightness in cofferdam.
3. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1, it is characterized in that: the junction at left front semicircular arc side plate and left back semicircular arc side plate, right front semicircular arc side plate and right back semicircular arc side plate is provided with the thick rubber pad of 2mm, be compressed to 1mm after the assembly unit, to guarantee the watertightness in cofferdam.
4. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1, it is characterized in that: the two ends, the left and right sides of base plate are circular arc and the structure of falling the Eight characters; The inside panel of base plate is the 6mm steel plate, and little stiffening rib is [8 shaped steel, spacing 37cm; Big stiffening rib adopts 2[14b shaped steel, spacing 85cm.
5. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1 is characterized in that: be filled with sand pocket in the slit around left steel casing and the right steel casing.
6. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1, it is characterized in that: the inside panel of the inside panel of preceding front plate, back front plate is the 6mm steel plate, horizontal stiffening rib is [8 shaped steel, vertical spacing 40cm, braces adopts 2[14b shaped steel, spacing 85cm, the side template of the inside panel double as binder of the inside panel of preceding front plate, back front plate.
7. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1, it is characterized in that: the inside panel of the inside panel of the inside panel of left front semicircular arc side plate, left back semicircular arc side plate, the inside panel of right front semicircular arc side plate, right back semicircular arc side plate is the 6mm steel plate, vertical stiffening rib is [8 shaped steel, 15 ° of arc length places of every corresponding central angle are provided with together, transverse stiffener adopts 2[8 shaped steel, vertical spacing 80cm.
8. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1 is characterized in that: bracket adopts the welding of 2I20b shaped steel, hangs shoulder pole girder and adopts 2I28b shaped steel.
9. pier stud formula pile foundation binder steel suspended box cofferdam according to claim 1 is characterized in that: bottom concrete adopts the C30 underwater concrete, and thickness is 0.6m.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100930059A CN103215962A (en) | 2013-03-22 | 2013-03-22 | Pier stud type pile foundation tie beam steel hanging box cofferdam |
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| CN2013100930059A CN103215962A (en) | 2013-03-22 | 2013-03-22 | Pier stud type pile foundation tie beam steel hanging box cofferdam |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131577A (en) * | 2014-08-11 | 2014-11-05 | 刘苏芹 | Multifunctional caisson floating plate |
| CN104179124A (en) * | 2014-08-29 | 2014-12-03 | 中交二航局第四工程有限公司 | Self-adaptive straining beam formwork for pier column straining beam concrete construction |
| CN105544552A (en) * | 2015-11-30 | 2016-05-04 | 中国一冶集团有限公司 | Device and method for supporting bottom formwork soft soil foundation base plate in reinforced concrete of deep foundation pit |
| CN105951668A (en) * | 2016-06-22 | 2016-09-21 | 中交第二航务工程局有限公司 | Bottom die supporting system of long-piled wharf cast-in-place beam and construction method of bottom die supporting system |
| CN108425374A (en) * | 2018-05-30 | 2018-08-21 | 中交公局厦门工程有限公司 | Complicated sea situation lower band binder dumbbell shape cushion cap steel suspended box cofferdam monolithic construction method |
| CN109098098A (en) * | 2018-10-23 | 2018-12-28 | 中交第公路工程局有限公司 | Suspension type constructing tie beam device and suspension type constructing tie beam method |
| CN109778887A (en) * | 2019-01-03 | 2019-05-21 | 中交二航局第四工程有限公司 | A kind of novel steel lifted trunk structure and its assembly method based on offshore steel taper pile basis |
| CN110939063A (en) * | 2019-11-12 | 2020-03-31 | 中国铁建大桥工程局集团有限公司 | Rapid construction method for underwater isolated pier support platform |
| CN111778861A (en) * | 2020-07-10 | 2020-10-16 | 浙江交工金筑交通建设有限公司 | Underwater tie beam prefabrication installation construction method |
| CN111851504A (en) * | 2020-06-19 | 2020-10-30 | 湖南路桥建设集团有限责任公司 | Method for installing water stopping steel hanging box of tie beam between piles in water |
| CN112144513A (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 underwater tie beam |
| CN114703829A (en) * | 2022-02-25 | 2022-07-05 | 中交第二航务工程局有限公司 | Assembly type dense water hanging box template for underwater cast-in-situ concrete pile cap and construction method |
| CN117026835A (en) * | 2023-10-08 | 2023-11-10 | 中国土木工程集团有限公司 | Continuous beam pier underwater pouring support template for simple and easy quick construction |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131577A (en) * | 2014-08-11 | 2014-11-05 | 刘苏芹 | Multifunctional caisson floating plate |
| CN104179124A (en) * | 2014-08-29 | 2014-12-03 | 中交二航局第四工程有限公司 | Self-adaptive straining beam formwork for pier column straining beam concrete construction |
| CN105544552A (en) * | 2015-11-30 | 2016-05-04 | 中国一冶集团有限公司 | Device and method for supporting bottom formwork soft soil foundation base plate in reinforced concrete of deep foundation pit |
| CN105951668A (en) * | 2016-06-22 | 2016-09-21 | 中交第二航务工程局有限公司 | Bottom die supporting system of long-piled wharf cast-in-place beam and construction method of bottom die supporting system |
| CN105951668B (en) * | 2016-06-22 | 2018-08-07 | 中交第二航务工程局有限公司 | A kind of the bed die support system and its construction method of the cast-in-place crossbeam of long piled wharf |
| CN108425374B (en) * | 2018-05-30 | 2024-02-13 | 中交一公局厦门工程有限公司 | Integral construction method of steel suspension box cofferdam with tie beam dumbbell-shaped bearing platform under complex sea condition |
| CN108425374A (en) * | 2018-05-30 | 2018-08-21 | 中交公局厦门工程有限公司 | Complicated sea situation lower band binder dumbbell shape cushion cap steel suspended box cofferdam monolithic construction method |
| CN109098098A (en) * | 2018-10-23 | 2018-12-28 | 中交第公路工程局有限公司 | Suspension type constructing tie beam device and suspension type constructing tie beam method |
| CN109098098B (en) * | 2018-10-23 | 2024-04-02 | 中交一公局集团有限公司 | Hanging type tie beam construction device and hanging type tie beam construction method |
| CN109778887A (en) * | 2019-01-03 | 2019-05-21 | 中交二航局第四工程有限公司 | A kind of novel steel lifted trunk structure and its assembly method based on offshore steel taper pile basis |
| CN110939063A (en) * | 2019-11-12 | 2020-03-31 | 中国铁建大桥工程局集团有限公司 | Rapid construction method for underwater isolated pier support platform |
| CN111851504A (en) * | 2020-06-19 | 2020-10-30 | 湖南路桥建设集团有限责任公司 | Method for installing water stopping steel hanging box of tie beam between piles in water |
| CN111778861A (en) * | 2020-07-10 | 2020-10-16 | 浙江交工金筑交通建设有限公司 | Underwater tie beam prefabrication installation construction method |
| CN112144513A (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 underwater tie beam |
| CN114703829A (en) * | 2022-02-25 | 2022-07-05 | 中交第二航务工程局有限公司 | Assembly type dense water hanging box template for underwater cast-in-situ concrete pile cap and construction method |
| CN117026835A (en) * | 2023-10-08 | 2023-11-10 | 中国土木工程集团有限公司 | Continuous beam pier underwater pouring support template for simple and easy quick construction |
| CN117026835B (en) * | 2023-10-08 | 2023-12-08 | 中国土木工程集团有限公司 | Continuous beam pier underwater pouring support template for simple and easy quick construction |
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Application publication date: 20130724 |