CN200958209Y - Base construction equipment at deep-water torrent - Google Patents
Base construction equipment at deep-water torrent Download PDFInfo
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- CN200958209Y CN200958209Y CN 200620050241 CN200620050241U CN200958209Y CN 200958209 Y CN200958209 Y CN 200958209Y CN 200620050241 CN200620050241 CN 200620050241 CN 200620050241 U CN200620050241 U CN 200620050241U CN 200958209 Y CN200958209 Y CN 200958209Y
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- bushing case
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Abstract
The utility model discloses a facility that carries on foundation construction at the position of deepwater and torrent, which is composed of an anchorage system and a self floating steel lagging box fixed in the anchorage system and a steel pile casing welded at the bottom of the steel lagging box. The new facility of the utility model can solve the main problems from four aspects of water flow impact, unsupported height, scouring and location existing in the foundation construction of deepwater and torrent, which can shorten the construction period and save construction cost.
Description
Technical field
The utility model belongs to underwater structures job practices and facility, particularly a kind of facility that carries out foundation construction in deep water torrent position.
Background technology
The foundation construction of deep water torrent exists water impact, free height, washes away, locatees the main difficult problem of four aspects, adopted the foundation construction method of steel cofferdam or open caisson in the past, by very big steel cofferdam of size or open caisson are set, and make it embed the position that soil layer is dark and intensity is big, utilize steel cofferdam or open caisson to construct, solved an above-mentioned difficult problem as working platform.But such foundation construction method on the waters of rivers, must begin construction in the dry season, has lost the selection optimistic time to go into operation, so that the flexibility of reduction of erection time.But also need take two dry seasons, and the construction period is long, and its facility is huge in addition, and difficulty of construction is big, the construction cost height.In other waters, exist long in time limitly equally, facility is huge, and difficulty of construction is big, the shortcoming that construction cost is high.
Summary of the invention
The purpose of this utility model is in order to solve the shortcoming in above-mentioned steel cofferdam or the construction of Open Caisson Foundation method, and proposes a kind ofly to set up the facility that working platform carries out foundation construction in deep water torrent position.Can solve the water impact, the free height that in the foundation construction of deep water torrent, exist, wash away, locate the main difficult problem aspect four, reduction of erection time with the utility model.
The construction installation of realizing the utility model purpose is: comprise an anchorage system, install in anchorage system and be fixed with the steel bushing case that can float certainly with welded and installed the steel casing be arranged in the bottom of steel bushing case.
The formation of described anchorage system is: is divided into two row by more than one single buoyancy aid, connects buoyancy aid in aggregates by connector between the buoyancy aid, and fixed at the periphery of this integral body buoyancy aid with anchoring, install the fixing steel bushing case that can float certainly in the centre of two row buoyancy aids.Buoyancy aid is barge or casing etc., can be provided with station keeping ship in the barge updrift side.Connector can adopt steel universal rod body or steel girder spare etc.
Described steel bushing case adopts double-walled that end steel bushing case is arranged.
Using the utility model facility to carry out the foundation construction of deep water torrent can carry out by the following method:
Step 1 is given in current and is established the position and set up interim, complementary anchorage system;
Step 2 is installed the fixing steel bushing case that can float certainly in anchorage system;
Step 3 utilizes the steel bushing case to transfer, install the steel casing, makes the steel casing pass steel bushing case bottom and embeds in the soil;
Step 4 by welding, forms steel bushing case, steel casing can to resist stable self firm structure platform system of water impact;
Step 5 relies on self firm structure platform system, under deep water torrent condition, carries out foundation construction comprehensively, and foundation construction is finished smoothly.
Setting up the method for installing the steel bushing case in anchorage system and the step 2 in this anchorage system in the described step 1 is: at first more than one single buoyancy aid is divided into two row, connect buoyancy aid in aggregates by connector between the buoyancy aid, fixed at the periphery of this integral body buoyancy aid with anchoring; Install the fixing steel bushing case that can float certainly again in the centre of two row buoyancy aids.Buoyancy aid is barge or casing etc., can be provided with station keeping ship in the barge updrift side.Connector can adopt rigidity connectors such as steel universal rod body or steel girder spare.
Described steel bushing case adopts double-walled to have end steel bushing case to make coxopodite on the coast, and to base bits, and the mode of finishing splicing on coxopodite is installed with in place with the coxopodite transportation by driving.
Carry out the isostructural foundation construction of bridge in deep water torrent position, at first need set up a stable working platform in base bits.The foundation of working platform is the key technology of deep water torrent foundation construction.The steel bushing case that the utility model provides, steel casing platform, the working platform that comes to this.The steel bushing case is to build of base concrete cushion cap to enclose water and formwork structure, and the steel casing is the guiding and the protection structure of basic foundation pile pore-forming, is again the formwork structure of its concreting simultaneously.If do not adopt other facility, as the steel pipe pile that is set, and only utilize steel bushing case, steel casing to set up platform, because steel bushing case, steel casing are the objects of working platform work, and utilize them own as platform, so this platform system is called steel bushing case, steel casing self platform system.
Operating principle: the utility model is the technology that adopts steel bushing case, steel casing self platform system to carry out foundation construction, and the basis can take to use always, the highrise pile cap form that the foundation pile of not only simple but also safety and cushion cap make up.The utility model construction technology adopts can be had end steel bushing case to enclose water from floating double-walled to build cushion cap under water, utilizes long-pending big, the characteristic that rigidity is big of steel bushing casing, holds and transfer the steel casing in current with the steel bushing clamp, and the steel casing is embedded in the soil.The firm structure platform that utilizes steel bushing case, boring steel casing to form is finished part foundation pile bore forming, utilizes the steel bushing case, and the stable platform system of pile steel casing formation is finished all foundation constructions after this.The firm structure platform system that steel bushing case, steel casing self platform system just are made up of steel bushing case and steel casing.Before steel bushing case, the firm structure platform of boring steel casing did not form, the steel bushing case relied on the anchorage system of anchor and anchor hawser to keep stable in current.
Because the water resistance of steel bushing case, steel casing is much smaller than structures such as steel cofferdam, open caissons, so utilize anchorage system and steel bushing case, the firm structure system of steel casing can solve the water impact problem in any season that comprises the flood season; Utilize the major diameter characteristic of steel casing, and the big rigidity steel bushing case that sinks under the water can solve the destabilization problems that the construction installation free height causes to the clamping of steel casing; Utilize steel casing current obstruction area little, the steel casing sets, pile situation about all finishing in dry season within it, solved the problem of washing away; Utilize anchor hawser to steel bushing case adjustment location, under the very little situation of wave, transfer location steel casing, can solve the accurate orientation problem of constructing structure.After having solved water impact, free height, washing away, locate four problems, steel bushing case, steel casing self platform system are exactly the reliable dependence of deep water torrent foundation construction, it is the working platform of personnel, equipment operation, also be the place to place of construction material, object, can guarantee that foundation construction carries out smoothly in current.
Since do not need as steel cofferdam, open caisson carry out the sinking of massive structure,, the construction of embedding rock, make that the construction speed of this platform system is fast, foundation construction can be in a short period of time, as finishing in the dry season of flood period and 6 months thereafter of 1-2 month.Flood period wherein is generally in order to carry out preparation of construction work.
Innovative point of the present utility model is: the first, do not adopt huge systems such as the steel cofferdam that in the past must use, open caisson, and similarly also solve deep water torrent foundation construction water impact, free height, washed away, located four problems; The second, only adopt in the past steel bushing case as cushion cap, foundation pile construction structure, steel casing as force structure, constitute firm structure platform, make foundation construction safer, more save and speed faster; The 3rd, deep water torrent basis in the past must be waited in the depth of water, less dry season of water flow velocity and just can be gone into operation, and this construction technology can make foundation construction begin to carry out in the flood season.The 4th, short, the cost saving of this construction technology construction period.
The utility model construction technology has solved the problem of foundation of the operation platform of deep water torrent foundation construction most critical, and has obtained the important breakthrough that guarantees on short duration foundation construction duration.As having adopted the utility model construction technology in certain bridge master bridge south column foot plinth construction at home.South its base bits depth of water of column foot plinth reaches 50m, and water velocity reaches 2.9m/s, is typical deep water torrent basis.The south column foot plinth construction period is 8 months, created the fastest record of deep water torrent foundation construction, and it is as safe as a house to construct, and construction quality is good.Compare with job practices in the past, this construction technology is saved about 500,000,000 yuan of cost.After southern column foot plinth construction is finished, in view of the huge advantage of the utility model construction technology, when bordering in the south, Ben Qiao in the pier foundation construction, adopted this construction technology again, make depth of water 58m, the pier foundation construction achieves complete success once more during the bordering in the south of water velocity 2.9m/s.
The initiative of this construction technology and using successfully is significant, it has broken through the restriction of old foundation construction mode, for the foundation construction of deep water torrent provides a more advanced new method that safety is safe, the duration short, cost is economized, in the deep water foundation construction, made major contribution.
Description of drawings
Fig. 1 is the composition schematic diagram of the utility model facility.
Fig. 2 is the floor map of the utility model facility.
The specific embodiment
See Fig. 1, Fig. 2, construction installation of the present utility model: comprise an anchorage system, the formation of anchorage system is: the barge 10 by even numbers is divided into two row, be connected buoyancy aid in aggregates by steel universal rod body crossbeam 1 with longeron 2 between the barge 10, barge 10 updrift sides are provided with station keeping ship 4, station keeping ship 4 usefulness Bower Anchors 9 are fixing, with drawing anchor 3 that whole buoyancy aid is connected on the station keeping ship 4, side and back at whole buoyancy aid are respectively equipped with side anchor 12 and stern anchor 5, and whole buoyancy aid is by drawing anchor 3, side anchor 12 and stern anchor 5 to be fixed on the river surface; With the steelwork 11 fixing steel bushing casees 7 that can float certainly, with drawing anchor 8 that steel bushing case 7 is connected on the station keeping ship 4, steel bushing case 7 adopts double-walled that end steel bushing case is arranged, and with welded and installed steel casing 6 is arranged in the bottom of steel bushing case simultaneously in the middle of two row barges 10.
Use the job practices of the utility model facility: at first in current, give and establish the position and set up interim, complementary anchorage system, this system is divided into two row by the barge 10 of even numbers, be connected buoyancy aid in aggregates by steel universal rod body crossbeam 1 with longeron 2 between the barge 10, barge 10 updrift sides are provided with station keeping ship 4, station keeping ship 4 usefulness Bower Anchors 9 are fixing, with drawing anchor 3 that whole buoyancy aid is connected on the station keeping ship 4, side and back at whole buoyancy aid are respectively equipped with side anchor 12 and stern anchor 5, and whole buoyancy aid is by drawing anchor 3, side anchor 12 and stern anchor 5 to be fixed on the river surface; Fixing with steelwork 11 in the middle of two row barges 10 can be from floating steel bushing case 7, simultaneously with drawing anchor 8 that steel bushing case 7 is connected on the station keeping ship 4, steel bushing case 7 adopts double-walled to have end steel bushing case to make coxopodite on the coast, to base bits, and the mode of finishing splicing on coxopodite is installed with in place with the coxopodite transportation by driving; Utilize steel bushing case 7 to transfer, install steel casing 6 then, make steel casing 6 pass steel bushing case 7 bottoms and embed in the soil, thereafter by welding, steel bushing case 7, steel casing 6 formed to resist stable self firm structure platform system of water impact, after this, rely on this platform system, under deep water torrent condition, carry out foundation construction comprehensively, foundation construction is finished smoothly.
Claims (5)
1, a kind of facility that carries out foundation construction in deep water torrent position is characterized in that comprising an anchorage system, installs to be fixed with and can with welded and installed the steel casing to be arranged in the bottom of steel bushing case from floating steel bushing case in anchorage system.
2, the facility that carries out foundation construction in deep water torrent position according to claim 1, the formation that it is characterized in that anchorage system is: be divided into two row by more than one single buoyancy aid, connect buoyancy aid in aggregates by connector between the buoyancy aid, periphery at this integral body buoyancy aid is fixed with anchoring, installs the fixing steel bushing case that can float certainly in the centre of two row buoyancy aids.
3, the facility that carries out foundation construction in deep water torrent position according to claim 2 is characterized in that buoyancy aid is barge or casing, is provided with station keeping ship in the buoyancy aid updrift side.
4, the facility that carries out foundation construction in deep water torrent position according to claim 2 is characterized in that connector adopts steel universal rod body or steel girder spare.
5, the facility that carries out foundation construction in deep water torrent position according to claim 2 is characterized in that the steel bushing case adopts double-walled that end steel bushing case is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620050241 CN200958209Y (en) | 2006-03-10 | 2006-03-10 | Base construction equipment at deep-water torrent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620050241 CN200958209Y (en) | 2006-03-10 | 2006-03-10 | Base construction equipment at deep-water torrent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200958209Y true CN200958209Y (en) | 2007-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620050241 Expired - Fee Related CN200958209Y (en) | 2006-03-10 | 2006-03-10 | Base construction equipment at deep-water torrent |
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| Country | Link |
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| CN (1) | CN200958209Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101307607B (en) * | 2008-07-11 | 2010-06-02 | 同济大学 | Sea floor architecture positioning apparatus and method |
| CN103597143A (en) * | 2011-06-07 | 2014-02-19 | 禹渡咏 | Method for installing an underwater support column |
| CN104912045A (en) * | 2014-03-14 | 2015-09-16 | 广东强光海洋工程有限公司 | Hollow cylinder pier used for fixing overwater platform structure at water bottom and installation and construction method thereof |
| CN105088964A (en) * | 2015-09-09 | 2015-11-25 | 中国铁建大桥工程局集团有限公司 | Movable construction platform for bridge foundation building |
| CN105109632A (en) * | 2015-09-09 | 2015-12-02 | 中国铁建大桥工程局集团有限公司 | Fixed-point floating hoisting construction platform |
-
2006
- 2006-03-10 CN CN 200620050241 patent/CN200958209Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101307607B (en) * | 2008-07-11 | 2010-06-02 | 同济大学 | Sea floor architecture positioning apparatus and method |
| CN103597143A (en) * | 2011-06-07 | 2014-02-19 | 禹渡咏 | Method for installing an underwater support column |
| US9074339B2 (en) | 2011-06-07 | 2015-07-07 | Do Young Woo | Method for installing an underwater support column |
| CN103597143B (en) * | 2011-06-07 | 2016-02-03 | 禹渡咏 | The method of underwater support column is installed |
| CN104912045A (en) * | 2014-03-14 | 2015-09-16 | 广东强光海洋工程有限公司 | Hollow cylinder pier used for fixing overwater platform structure at water bottom and installation and construction method thereof |
| CN105088964A (en) * | 2015-09-09 | 2015-11-25 | 中国铁建大桥工程局集团有限公司 | Movable construction platform for bridge foundation building |
| CN105109632A (en) * | 2015-09-09 | 2015-12-02 | 中国铁建大桥工程局集团有限公司 | Fixed-point floating hoisting construction platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 |