CN104988940A - Guiding method and device used for positioning steel open caisson - Google Patents
Guiding method and device used for positioning steel open caisson Download PDFInfo
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- CN104988940A CN104988940A CN201510257308.9A CN201510257308A CN104988940A CN 104988940 A CN104988940 A CN 104988940A CN 201510257308 A CN201510257308 A CN 201510257308A CN 104988940 A CN104988940 A CN 104988940A
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- open caisson
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Abstract
The invention discloses a guiding method and device used for positioning a steel open caisson, and relates to the field of bridge engineering construction. The guiding method comprises the following steps that at least four support anchoring piles and at least four cruciform beams are made, and each cruciform beam is provided with accommodating cavities; all support anchoring piles are vertically knocked and positioned into a pier well hole of the steel open caisson in a plug-in manner, the top of each support anchoring pile is fixed with one cruciform beam, and the interior of each accommodating cavity is provided with a top bracing device; and the steel open caisson is assembled in the pier well hole. Water is injected into a separation chamber of the steel open caisson, when the steel open caisson is in a vertical state, water injection is stopped, each top bracing device supports the inner wall of the steel open caisson, water injection is continued, the steel open caisson goes down, and the top bracing devices are dynamically adjusted to make the steel open caisson maintain a vertical state. According to the invention, the steel open caisson can vertically go down, and can be positioned accurately, synchronous operation can be achieved, process transformation is reduced, construction interference is reduced, water area occupied by construction is reduced, influence on river navigation is reduced, and the guiding method and device used for positioning the steel open caisson are beneficial to construction operations in narrow river areas.
Description
Technical field
The present invention relates to Bridge Construction field, specifically relate to a kind of guidance method for steel open caisson location and device.
Background technology
Along with the raising of scientific and technological level, large bridge construction technology is also constantly brought forth new ideas and is developed rapidly, wherein steel open caisson uses more and more extensive in lake and rivers, steel open caisson construction method at present traditional multi-column pier foundation anchorage system or the mooring system of adopting positions implantation more, it is more that existing construction method lays equipment at steel open caisson end face, be difficult to realize borehole wall concreting synchronization job, operation conversion is many, long construction period, and it is large to take construction water surface area, large on river navigation impact, be unfavorable for narrow river region construction operation.
Summary of the invention
The object of the invention is the deficiency in order to overcome above-mentioned background technology, a kind of guidance method for steel open caisson location and device are provided, can guarantee that steel open caisson vertically sinks, realize the accurate location of steel open caisson, do not need to lay relevant device and device at steel open caisson end face, steel caisson wall concreting synchronization job can be realized, reduce operation conversion, effective shortening construction period, and interference when effectively can reduce steel open caisson construction, reduce the water surface area taken needed for steel open caisson construction, and then the impact reduced river navigation, be conducive at narrow river region construction operation.
The invention provides a kind of guidance method for steel open caisson location, comprise the following steps:
A, making at least 4 support anchoring piles and at least 4 rood beams, each rood beam includes 4 support arms, and wherein the end of adjacent 2 support arms has container cavity, forwards step B to;
B, in the pier position wellhole of steel open caisson, by vertical for all support anchoring piles inserted to play location, all support anchoring piles distribute along the Central Symmetry of pier position wellhole; The top level supporting anchoring pile at every root fixes 1 rood beam, and each rood beam has the support arm of container cavity all near the inwall of pier position wellhole, all installs and shores equipment, forward step C in each container cavity;
C, in the wellhole of pier position, assemble steel open caisson, steel open caisson comprises some separations, forwards step D to;
D, to water filling in all separations of steel open caisson, stop water filling when steel open caisson is in vertical state, each equipment of shoring all is supported inwall at steel open caisson; Continue to water filling in separation, make steel well sinking, in sinking watching, according to the angle of inclination of steel open caisson, dynamic conditioning shores equipment, makes steel open caisson remain vertical state.
On the basis of technique scheme, each equipment of shoring includes jack and T-shaped slide block, and jack is fixed in the container cavity of support arm, and T-shaped slide block is connected with jack, and T-shaped slide block one end is exposed.
On the basis of technique scheme, between step C and step D, further comprising the steps of: to install the quantity position limiting structure identical with the quantity of shoring equipment at the inwall of steel open caisson coxopodite section, each position limiting structure is all positioned at the equipment of shoring immediately below the projection of steel open caisson inwall.
On the basis of technique scheme, each position limiting structure include junction plate and for the panel supporting anchoring pile outer wall and fit, be fixed with some stiffeners between junction plate and panel, all stiffeners are all perpendicular to junction plate, and junction plate is fixed on the inwall of steel open caisson.
On the basis of technique scheme, all support anchoring piles are cylindrical, and the panel of each position limiting structure is aduncate arc.
The present invention also provides a kind of guiding device for steel open caisson location, and comprise the support anchoring pile that at least 4 are vertically positioned at the wellhole inside, pier position of steel open caisson, all support anchoring piles distribute along the Central Symmetry of pier position wellhole; The equal level in top that every root supports anchoring pile is fixed with rood beam, and each rood beam includes 4 support arms, wherein 2 adjacent support arms near pier position wellhole inwall and inside is provided with the equipment of shoring.
On the basis of technique scheme, each equipment of shoring includes jack and T-shaped slide block, and jack is fixed in the container cavity of support arm, and T-shaped slide block is connected with jack, and T-shaped slide block one end is exposed.
On the basis of technique scheme, described guiding device also comprises the quantity position limiting structure identical with the quantity of shoring equipment, and each position limiting structure is all positioned at the equipment of shoring immediately below the projection of steel open caisson inwall.
On the basis of technique scheme, each position limiting structure include junction plate and for the panel supporting anchoring pile outer wall and fit, be fixed with some stiffeners between junction plate and panel, all stiffeners are all perpendicular to junction plate, and junction plate is fixed on the inwall of steel open caisson.
On the basis of technique scheme, all support anchoring piles are cylindrical, and the panel of each position limiting structure is aduncate arc.
Compared with prior art, advantage of the present invention is as follows:
(1) be provided with the equipment of shoring in the present invention, by shoring equipment, dynamic conditioning carried out to steel open caisson, can guarantee that steel open caisson vertically sinks, realize the accurate location of steel open caisson.
(2) be provided with position limiting structure in the present invention, when assembling steel open caisson in the wellhole of pier position, be conducive to carrying out Primary Location to steel open caisson; Utilization shore equipment dynamic conditioning is carried out to steel open caisson time, can effectively avoid shoring because shoring overequipment and causing steel inclination of open caisson.
(3) equipment of shoring in the present invention is fixed on and supports on anchoring pile, position limiting structure is arranged on the inwall of steel open caisson, do not need to lay relevant device and device at steel open caisson end face, not only can realize steel caisson wall concreting synchronization job, reduce operation conversion, effective shortening construction period, and interference when effectively can reduce steel open caisson construction, reduce the water surface area taken needed for steel open caisson construction, and then the impact reduced river navigation, be conducive at narrow river region construction operation.
Accompanying drawing explanation
Fig. 1 is the structural representation for the guiding device of steel open caisson location in the embodiment of the present invention.
Fig. 2 is the structural representation of rood beam in the embodiment of the present invention.
Fig. 3 is the structural representation shoring equipment in the embodiment of the present invention.
Fig. 4 is the structural representation of position limiting structure in the embodiment of the present invention.
Reference numeral: 1-steel open caisson, 2-shores equipment, 2a-T shape slide block, 2b-jack, and 3-supports anchoring pile, 4-position limiting structure, 4a-junction plate, 4b-panel, 4c-stiffener, 5-rood beam.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
The embodiment of the present invention provides a kind of guidance method for steel open caisson location, comprises the following steps:
S1: make at least 4 support anchoring piles 3 and at least 4 rood beams 5, each rood beam 5 includes 4 support arms, and wherein the end of adjacent 2 support arms has container cavity, forwards step S2 to.
S2: shown in Fig. 1 and Fig. 2, in the pier position wellhole of steel open caisson 1, by all support anchoring piles 3 vertically inserted to play location, all support anchoring piles 3 distribute along the Central Symmetry of pier position wellhole; The top level supporting anchoring pile 3 at every root fixes 1 rood beam 5, and each rood beam 5 has the support arm of container cavity all near the inwall of pier position wellhole, all installs and shores equipment 2, forward step S3 in each container cavity.
S3: assemble steel open caisson 1 in the wellhole of pier position, steel open caisson 1 comprises some separations, forwards step S4 to.
S4: install the quantity position limiting structure 4 identical with the quantity of shoring equipment 2 at the inwall of steel open caisson 1 coxopodite section, each position limiting structure 4 is all positioned at the equipment of shoring 2 immediately below the projection of steel open caisson 1 inwall, forwards step S5 to.
S5: water filling in all separations of steel open caisson 1, stops water filling when steel open caisson 1 is in vertical state, and each equipment 2 of shoring all is supported inwall at steel open caisson 1; Continue to water filling in separation, steel open caisson 1 is sunk, and in sinking watching, according to the angle of inclination of steel open caisson 1, dynamic conditioning shores equipment 2, makes steel open caisson 1 remain vertical state.
Shown in Figure 3, each equipment 2 of shoring includes jack 2b and T-shaped slide block 2a, and jack 2b is fixed in the container cavity of support arm, and T-shaped slide block 2a is connected with jack 2b, and T-shaped slide block 2a one end is exposed.
Shown in Figure 4, all support anchoring piles 3 are cylindrical, each position limiting structure 4 include junction plate 4a and for the panel 4b supporting anchoring pile 3 outer wall and fit, panel 4b is aduncate arc, some stiffener 4c are fixed with between junction plate 4a and panel 4b, all stiffener 4c are all perpendicular to junction plate 4a, and junction plate 4a is fixed on the inwall of steel open caisson 1.
The embodiment of the present invention also provides a kind of guiding device for steel open caisson location, shown in Fig. 1 and Fig. 2, this guiding device comprises the support anchoring pile 3 that at least 4 are vertically positioned at the wellhole inside, pier position of steel open caisson 1, all support anchoring piles 3 are cylindrical, and all support anchoring piles 3 distribute along the Central Symmetry of pier position wellhole; The equal level in top that every root supports anchoring pile 3 is fixed with rood beam 5, and each rood beam 5 includes 4 support arms, wherein 2 adjacent support arms near pier position wellhole inwall and inside is provided with the equipment of shoring 2.Shown in Figure 3, all equipment 2 of shoring includes jack 2b and T-shaped slide block 2a, and jack 2b is fixed in the container cavity of support arm, and T-shaped slide block 2a is connected with jack 2b, and T-shaped slide block 2a one end is exposed.
This guiding device also comprises the quantity position limiting structure identical with the quantity of shoring equipment 24, and each position limiting structure 4 is all positioned at the equipment of shoring 2 immediately below the projection of steel open caisson 1 inwall.Shown in Figure 4, each position limiting structure 4 include junction plate 4a and for the panel 4b supporting anchoring pile 3 outer wall and fit, panel 4b is aduncate arc, some stiffener 4c are fixed with between junction plate 4a and panel 4b, all stiffener 4c are all perpendicular to junction plate 4a, and junction plate 4a is fixed on the inwall of steel open caisson 1.
Those skilled in the art can carry out various modifications and variations to the embodiment of the present invention, if these amendments and modification are within the scope of the claims in the present invention and equivalent technologies thereof, then these revise and modification also within protection scope of the present invention.
Claims (10)
1., for a guidance method for steel open caisson location, it is characterized in that, comprise the following steps:
A, making at least 4 support anchoring piles (3) and at least 4 rood beams (5), each rood beam (5) includes 4 support arms, and wherein the end of adjacent 2 support arms has container cavity, forwards step B to;
B, in the pier position wellhole of steel open caisson (1), by all support anchoring piles (3) vertically inserted to play location, all support anchoring piles (3) distribute along the Central Symmetry of pier position wellhole; The top level supporting anchoring pile (3) at every root fixes 1 rood beam (5), each rood beam (5) has the support arm of container cavity all near the inwall of pier position wellhole, all install in each container cavity and shore equipment (2), forward step C to;
C, in the wellhole of pier position, assemble steel open caisson (1), steel open caisson (1) comprises some separations, forwards step D to;
D, to water filling in all separations of steel open caisson (1), stop water filling when steel open caisson (1) is in vertical state, each equipment (2) of shoring all is supported inwall in steel open caisson (1); Continue to water filling in separation, steel open caisson (1) is sunk, and in sinking watching, according to the angle of inclination of steel open caisson (1), dynamic conditioning shores equipment (2), makes steel open caisson (1) remain vertical state.
2. as claimed in claim 1 for the guidance method of steel open caisson location, it is characterized in that: each equipment (2) of shoring includes jack (2b) and T-shaped slide block (2a), jack (2b) is fixed in the container cavity of support arm, T-shaped slide block (2a) is connected with jack (2b), and T-shaped slide block (2a) one end is exposed.
3. as claimed in claim 1 for the guidance method of steel open caisson location, it is characterized in that, between step C and step D, further comprising the steps of: to install the quantity position limiting structure (4) identical with the quantity of shoring equipment (2) at the inwall of steel open caisson (1) coxopodite section, each position limiting structure (4) is all positioned at the equipment of shoring (2) immediately below the projection of steel open caisson (1) inwall.
4. as claimed in claim 3 for the guidance method of steel open caisson location, it is characterized in that: each position limiting structure (4) include junction plate (4a) and for support anchoring pile (3) the outer wall panel (4b) of fitting, some stiffeners (4c) are fixed with between junction plate (4a) and panel (4b), all stiffeners (4c) are all perpendicular to junction plate (4a), and junction plate (4a) is fixed on the inwall of steel open caisson (1).
5., as claimed in claim 4 for the guidance method of steel open caisson location, it is characterized in that: all support anchoring piles (3) are cylindrical, the panel (4b) of each position limiting structure (4) is aduncate arc.
6. the guiding device for steel open caisson location, it is characterized in that: comprise the support anchoring pile (3) that at least 4 are vertically positioned at the wellhole inside, pier position of steel open caisson (1), all support anchoring piles (3) distribute along the Central Symmetry of pier position wellhole; The equal level in top that every root supports anchoring pile (3) is fixed with rood beam (5), each rood beam (5) includes 4 support arms, wherein 2 adjacent support arms near pier position wellhole inwall and inside is provided with the equipment of shoring (2).
7. as claimed in claim 6 for the guiding device of steel open caisson location, it is characterized in that: each equipment (2) of shoring includes jack (2b) and T-shaped slide block (2a), jack (2b) is fixed in the container cavity of support arm, T-shaped slide block (2a) is connected with jack (2b), and T-shaped slide block (2a) one end is exposed.
8. as claimed in claim 6 for the guiding device of steel open caisson location, it is characterized in that: described guiding device also comprises the quantity position limiting structure (4) identical with the quantity of shoring equipment (2), each position limiting structure (4) is all positioned at the equipment of shoring (2) immediately below the projection of steel open caisson (1) inwall.
9. as claimed in claim 8 for the guiding device of steel open caisson location, it is characterized in that: each position limiting structure (4) include junction plate (4a) and for support anchoring pile (3) the outer wall panel (4b) of fitting, some stiffeners (4c) are fixed with between junction plate (4a) and panel (4b), all stiffeners (4c) are all perpendicular to junction plate (4a), and junction plate (4a) is fixed on the inwall of steel open caisson (1).
10., as claimed in claim 9 for the guiding device of steel open caisson location, it is characterized in that: all support anchoring piles (3) are cylindrical, the panel (4b) of each position limiting structure (4) is aduncate arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510257308.9A CN104988940B (en) | 2015-05-19 | 2015-05-19 | Guidance method and device for steel open caisson location |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510257308.9A CN104988940B (en) | 2015-05-19 | 2015-05-19 | Guidance method and device for steel open caisson location |
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| Publication Number | Publication Date |
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| CN104988940A true CN104988940A (en) | 2015-10-21 |
| CN104988940B CN104988940B (en) | 2016-12-07 |
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| CN201510257308.9A Active CN104988940B (en) | 2015-05-19 | 2015-05-19 | Guidance method and device for steel open caisson location |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610492A (en) * | 2018-11-28 | 2019-04-12 | 福建建中建设科技股份有限公司 | A kind of open caisson construction method of Unfavorable geology |
| CN109797763A (en) * | 2019-01-25 | 2019-05-24 | 中交二航局第四工程有限公司 | Open caisson neighbour's anchoring pile localization method and location structure in a kind of water |
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| CN1441127A (en) * | 2003-04-09 | 2003-09-10 | 王民寿 | Caisson structure and fast construction method of opencaisson |
| WO2008018788A1 (en) * | 2006-08-10 | 2008-02-14 | Ries Holding B.V. | Building structure, flushing device and method for introducing a building structure into the ground |
| CN101666097A (en) * | 2009-08-04 | 2010-03-10 | 中交第二航务工程局有限公司 | Positioning settlement method of large steel suspension box or sinking well |
| US20140026518A1 (en) * | 2011-04-30 | 2014-01-30 | Anhui Expressway Holding Group Co., Ltd. | Construction method for root-type foundation anchorage and bored, root-type cast in-situ pile with anchor bolts |
| GB2511520A (en) * | 2013-03-05 | 2014-09-10 | Allan Cassells Sharp | Methods for construction and completion of underwater tunnels |
| CN203891046U (en) * | 2014-05-13 | 2014-10-22 | 河海大学 | Dado type open caisson sinking device |
| CN104480865A (en) * | 2014-12-24 | 2015-04-01 | 中铁大桥局集团有限公司 | Precise positioning method for large-scale steel open caisson |
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2015
- 2015-05-19 CN CN201510257308.9A patent/CN104988940B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1441127A (en) * | 2003-04-09 | 2003-09-10 | 王民寿 | Caisson structure and fast construction method of opencaisson |
| WO2008018788A1 (en) * | 2006-08-10 | 2008-02-14 | Ries Holding B.V. | Building structure, flushing device and method for introducing a building structure into the ground |
| CN101666097A (en) * | 2009-08-04 | 2010-03-10 | 中交第二航务工程局有限公司 | Positioning settlement method of large steel suspension box or sinking well |
| US20140026518A1 (en) * | 2011-04-30 | 2014-01-30 | Anhui Expressway Holding Group Co., Ltd. | Construction method for root-type foundation anchorage and bored, root-type cast in-situ pile with anchor bolts |
| GB2511520A (en) * | 2013-03-05 | 2014-09-10 | Allan Cassells Sharp | Methods for construction and completion of underwater tunnels |
| CN203891046U (en) * | 2014-05-13 | 2014-10-22 | 河海大学 | Dado type open caisson sinking device |
| CN104480865A (en) * | 2014-12-24 | 2015-04-01 | 中铁大桥局集团有限公司 | Precise positioning method for large-scale steel open caisson |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610492A (en) * | 2018-11-28 | 2019-04-12 | 福建建中建设科技股份有限公司 | A kind of open caisson construction method of Unfavorable geology |
| CN109797763A (en) * | 2019-01-25 | 2019-05-24 | 中交二航局第四工程有限公司 | Open caisson neighbour's anchoring pile localization method and location structure in a kind of water |
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| Publication number | Publication date |
|---|---|
| CN104988940B (en) | 2016-12-07 |
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