CN201826292U - Bare rock steel pipe pile platform in steep slopes under deep sea - Google Patents
Bare rock steel pipe pile platform in steep slopes under deep sea Download PDFInfo
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- CN201826292U CN201826292U CN2010205796363U CN201020579636U CN201826292U CN 201826292 U CN201826292 U CN 201826292U CN 2010205796363 U CN2010205796363 U CN 2010205796363U CN 201020579636 U CN201020579636 U CN 201020579636U CN 201826292 U CN201826292 U CN 201826292U
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- steel pipe
- pipe pile
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- deep sea
- steep slopes
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Abstract
The utility model discloses a bare rock steel pipe pile platform in steep slopes under deep sea and belongs to the technical field of bridge engineering construction. The bare rock steel pipe pile platform in steep slopes under deep sea is characterized in that small steel or steel bars and wood plates are paved on horizontal and longitudinal girders on a top surface to form a platform surface; the horizontal and longitudinal girders on the top surface serving as main bearing girders are supported on steel pipe piles; the steel pipe piles are horizontally connected by profiled bars, and obliquely connected by diagonal bracings. The bare rock steel pipe pile platform in steep slopes under deep sea has the beneficial effects that: compared with other traditional caisson cofferdams or island-building cofferdams, the bare rock steel pipe pile platform in steep slopes under deep sea is convenient and quick to construct; moreover, a construction platform has simple structure, and is clearly stressed; all the steel pipe piles are revolving materials dismounted from other platforms, which do not need additional investment and can be completely recycled, thus realizing 'zero' cost of the platform, and having very obvious economic benefits. Moreover, the bare rock steel pipe pile platform in steep slopes under deep sea also has the beneficial effects of novel and simple building scheme, short construction period, easily grasped technique, environmental protection, no pollution, no back fillers in the sea, and no environmental destroy. In addition, the bare rock steel pipe pile platform in steep slopes under deep sea is beneficial to environmental protection, and has great popularization values as well as excellent social benefits.
Description
Technical field
The utility model belongs to the bridge engineering construction technical field.
Background technology
The topographic and geologic situation of the naked rock in abrupt slope has determined the particularity of platform, in the naked rock steel pipe pile platform erection construction of present domestic abrupt slope, basically adopt jackstone cage way, banket and build the island caisson cofferdam the sealing of place, stake position, to reach anhydrous operation, smooth in inner explosion then, carry out the drilling construction operation.Huge because of jackstone side amount, haul distance is far away, and gabion can't retain at oblique scar, and it is solid to need underwater pile driving to enclose, and expense is huge; Have caisson to make the place, the caisson manufacturing cost is very big.
Summary of the invention
The purpose of this utility model is: abrupt slope, a kind of deep-sea naked rock steel pipe pile platform is provided, and it can greatly reduce construction materials and construction cost.
The technical solution of the utility model is: with little shaped steel or reinforcing bar and plank, be laid on the horizontal longeron of end face and constitute flat upper surface, on steel pipe pile, with shaped steel level connect bridging oblique connection between steel pipe pile and the steel pipe pile as the horizontal stringer supporting of the end face of main carrier bar.
The invention has the beneficial effects as follows: setting up smoothly of abrupt slope, this deep-sea naked rock steel pipe pile platform, well satisfied pile foundation boring and bearing platform construction operation.Utilize the horizontal force that underwater platform is subjected to of hinged bridging and space triangle gridding connecting method success to pass to the horizontal load supporting system in no pool under water by the power transmission rod member, offset with basement rock and be in the horizontal force that the underwater platform of isolating construction is subjected to, solved abrupt slope naked rock platform construction technical barrier.Adopt the present invention than other traditional caisson cofferdams or to build the island cofferdam construction convenient and swift, operation platform is simple in structure, stressed clear and definite, used steel pipe pile is the circulation material that other platform is pulled down, need not other input, and can reclaim implementation platform " zero cost ", economic benefit highly significant fully.It is novel simple that platform is set up scheme, and the construction period is short, and technology is easy to grasp; Environmental protection, pollution-free does not have backfill through the country, does not destroy environment, helps environmental protection, has very big promotional value, and social benefit is good.For similar geological conditions construction provides new thinking form of construction work.
Description of drawings
Fig. 1 is a platform bridging front view of the present invention;
Fig. 2 is the hinged under water bridging front view of the present invention;
Fig. 3 is platform and integrally figure of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in the figure, the 1st, bank steel pipe pile, the 2nd, two i iron 12,3rd, steel pipe pile in the water, the 4th, two i iron 40, the 5th, steel box, the 6th, two i iron 40,7th, steel casing, the 8th, top bracing shaped steel, the 9th, bridging, the 10th, bottom lateral bracing, the 11st, hinged under water bridging, the 12nd, steel pin.
The steel pipe pile platform is mated formation etc. by bearing pile, flat, bridging, end face horizontal stroke, longeron and platform end face and is constituted in the water.Wherein flat upper surface is little shaped steel or reinforcing bar and plank, is laid on the horizontal longeron of end face; The horizontal stringer supporting of end face is on steel pipe pile, as main carrier bar; Connect with the shaped steel level between steel pipe pile and the steel pipe pile, the oblique connection of bridging is with the monolithic stability that guarantees platform and antitorque.
1, chipping steel pipe pile basis
With shaped steel two small-sized construction cargo ships are linked, reserve bore position between the hull, set up interim floating platform in the water.The floating platform of being made up of workboat tentatively is anchored at the position of platform, and the accurate setting-out platform of survey crew stake position is determined the position of underwater platform steel pipe pile floating platform to be finely tuned, and anchoring is locked.Fix a 5t percussive drill in the above, steep rock is impacted by the stake position.The steep rock of chipping must guarantee the accuracy of position under water.After the impact that continues, bore hammer and can progressively land fully, when the brill rope no longer tilts, illustrate that the stake position is tied, reached the design and construction requirement.
2, the installation of the horizontal load supporting system in no pool
Dark on the bank near three 2m of drilling and blasting on the basement rock of pier bit platform, the hole of diameter 1.5m, pre-buried dowel in the hole; Rock ballast in the cleaning hole, a upright steel pipe pile inserts in the stake pre-buried dowel, carries out guide securement all around, guarantees vertically degree; Concreting inside and outside steel pipe pile is integrated steel pipe pile and dowel, is called fixedly stress system.
3, hinged under water bridging setting
Platform steel pipe pile Zhi Liqian measures and place, the definite every pile stake position depth of water, calculates place, stake position steel pipe pile length; Measure the distance of stake position again, calculate the length of bridging (shaped steel) under water according to this with the bank pre-buried steel pile tube of the horizontal load supporting system in no pool.Press design length with steel pipe pile and bridging spreading under water, go out particular location, default hinged under water bridging at the steel pipe pile subscript.Utilize the hinged bridging shaped steel of a steel pin end under water, the upper end tack weld is on steel pipe pile.As shown in Figure 1 and Figure 2.
4, steel pipe pile among the space triangle gridding Zhi Lishui
High-pressure hydraulic pump is removed place, water king-pile position rock ballast during low tide, measures setting-out, and the sea is hung in place, uses the section steel manufacture leading truck, and repetition measurement is accurately located.The main hook lifting steel pipe pile of hinged bridging is under water hung in the sea, ajusts the direction of bridging under water, connects with convenient, and steel pipe pile sinks in leading truck.Steel pipe pile will be strengthened with the steel plate anchor ear in the 20cm scope of bottom before sinking, and prevented distortion.After steel pipe pile sinks to putting in place, vertical both direction is adjusted its vertical degree with the total powerstation monitoring, untie the temporarily attached of hinged bridging upper end under water, the auxiliary suspension hook that utilizes the sea to hang slowly fell it, connect with the permanent steel pipe pile in bank, adopt the triangle gridding connecting method to carry out the space triangle and connect, to guarantee its position stability with other two steel pipe piles of bank.After bridging construction is under water finished, promptly carry out bridging waterborne and plane triangle gridding and connect, form the space double layer grid.
5, underwater platform is set up
Carry out the construction of other steel pipe piles of platform by above-mentioned working procedure, all carry out the space triangle gridding near the underwater platform stake on bank and be connected, to guarantee the bulk strength of platform with the three permanent stakes in bank.The construction ship is forbidden near the steel pipe pile that has sunk, avoids occurring skew.
6, platform connection structure
All the platform steel pipe piles sink to putting in place, bridging waterborne and hinged under water bridging carry out space triangle gridding connection finish after, finish platform pile foundation connection structure.
7, the horizontal longeron construction in top
The laying work of the horizontal longeron of table top is carried out by design in pile foundation connection structure construction finishing back, survey crew is accurately to the setting-out of drilled pile position, it is spacing that welding is provided with shaped steel levels steel casing, distance is 4m between two-layer, the big 4cm of spacing shaped steel gap ratio steel casing diameter can guarantee that like this slope of steel casing is within 1%.Two-layer spacing shaped steel forms the plane grid constraint on platform top and middle part, finishes the stool structure, strengthens monolithic stability.
8, stability fundamental
The heavy bottom of steel pipe pile table top is light, so horse back cast 1.5m high concrete in steel pipe pile after the table top construction is finished gives counterweight and stablizes pile foundation, the platform bottom is taken root, and strengthens its stability, and reducing current and wind influences it.
9, finish platform
Lay the platform panel, finish fence, carry out security protection, make other ancillary facilities of drilling platform end face.As shown in Figure 3.
Claims (1)
1. the naked rock steel pipe pile in abrupt slope, deep-sea platform, it is characterized in that: with little shaped steel or reinforcing bar and plank, be laid on the horizontal longeron of end face and constitute flat upper surface, as the horizontal stringer supporting of the end face of main carrier bar on steel pipe pile, connect the oblique connection of bridging with the shaped steel level between steel pipe pile and the steel pipe pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205796363U CN201826292U (en) | 2010-10-28 | 2010-10-28 | Bare rock steel pipe pile platform in steep slopes under deep sea |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205796363U CN201826292U (en) | 2010-10-28 | 2010-10-28 | Bare rock steel pipe pile platform in steep slopes under deep sea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201826292U true CN201826292U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205796363U Expired - Fee Related CN201826292U (en) | 2010-10-28 | 2010-10-28 | Bare rock steel pipe pile platform in steep slopes under deep sea |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201826292U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587341A (en) * | 2012-02-07 | 2012-07-18 | 中交二航局第三工程有限公司 | Construction platform for pile foundations on coastal seabed agglomerate geological structure |
| CN103422445A (en) * | 2013-09-04 | 2013-12-04 | 中建六局土木工程有限公司 | Constructing method of high temporary bridge crossing river in extremely cold area |
| CN104532813A (en) * | 2014-12-16 | 2015-04-22 | 江西省城建建设集团有限公司 | Overwater building construction platform and erecting method and use method thereof |
| CN105350526A (en) * | 2015-11-27 | 2016-02-24 | 中国一冶集团有限公司 | Method for setting up steel platform |
| CN105386408A (en) * | 2015-11-02 | 2016-03-09 | 中交第二航务工程局有限公司 | Deep-water bridge pile foundation construction method |
-
2010
- 2010-10-28 CN CN2010205796363U patent/CN201826292U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587341A (en) * | 2012-02-07 | 2012-07-18 | 中交二航局第三工程有限公司 | Construction platform for pile foundations on coastal seabed agglomerate geological structure |
| CN103422445A (en) * | 2013-09-04 | 2013-12-04 | 中建六局土木工程有限公司 | Constructing method of high temporary bridge crossing river in extremely cold area |
| CN104532813A (en) * | 2014-12-16 | 2015-04-22 | 江西省城建建设集团有限公司 | Overwater building construction platform and erecting method and use method thereof |
| CN104532813B (en) * | 2014-12-16 | 2017-01-04 | 江西省城建建设集团有限公司 | A kind of aquatic building operation platform and erection method, using method |
| CN105386408A (en) * | 2015-11-02 | 2016-03-09 | 中交第二航务工程局有限公司 | Deep-water bridge pile foundation construction method |
| CN105386408B (en) * | 2015-11-02 | 2017-01-25 | 中交第二航务工程局有限公司 | Deep-water bridge pile foundation construction method |
| CN105350526A (en) * | 2015-11-27 | 2016-02-24 | 中国一冶集团有限公司 | Method for setting up steel platform |
| CN105350526B (en) * | 2015-11-27 | 2017-04-12 | 中国一冶集团有限公司 | Method for setting up steel platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: China Railway 13th Bureau Group 1st Engineering Co., Ltd. Assignor: China Railway 13th Bureau Group Co., Ltd. Contract record no.: 2011210000041 Denomination of utility model: Bare rock steel pipe pile platform in steep slopes under deep sea Granted publication date: 20110511 License type: Exclusive License Record date: 20110512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20161028 |