CN114991072A - Inter-pile mud dredging and stone throwing operation platform for high-pile wharf and operation method - Google Patents
Inter-pile mud dredging and stone throwing operation platform for high-pile wharf and operation method Download PDFInfo
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- CN114991072A CN114991072A CN202210554481.5A CN202210554481A CN114991072A CN 114991072 A CN114991072 A CN 114991072A CN 202210554481 A CN202210554481 A CN 202210554481A CN 114991072 A CN114991072 A CN 114991072A
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- 239000004575 stone Substances 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 claims abstract description 51
- 238000006073 displacement reaction Methods 0.000 claims abstract description 6
- 239000002689 soil Substances 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 238000009412 basement excavation Methods 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims 3
- 239000003351 stiffener Substances 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
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- 230000003111 delayed effect Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000009991 scouring Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/068—Landing stages for vessels
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/10—Placing gravel or light material under water inasmuch as not provided for elsewhere
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- 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Abstract
The invention relates to the technical field of wharf construction, in particular to a high-pile wharf inter-pile mud dredging and stone throwing operation platform and an operation method. The pile top supporting device is sleeved on the top of the pile foundation; the pile top rails are arranged along the length direction of the wharf; the lower end of the main supporting structure is supported on the pile top track; the truss structure is fixed on the main supporting structure; the auxiliary supporting structure is a vertical jacking structure, the upper end of the auxiliary supporting structure is fixedly connected with the main truss, and the lower end of the auxiliary supporting structure is supported on the top of the pile foundation when the pile top track moves across; the travelling device is arranged at the lower end of the main supporting structure and used for driving the main supporting structure and the pile top track to generate relative displacement along the length direction of the wharf; and the operation device is arranged on the truss structure and is used for carrying out mud dredging and stone throwing operation. The pile top operation platform is convenient to operate, and can realize synchronous operation of pile foundation construction and inter-pile operation.
Description
Technical Field
The invention relates to the technical field of wharf construction, in particular to a high-pile wharf inter-pile mud dredging and stone throwing operation platform and an operation method.
Background
The construction of the high-pile wharf is generally carried out by excavating mud on an underwater bank slope, then sinking piles, throwing stones on the bank slope for protection and then carrying out the construction of the upper structure of the wharf, thereby forming line production. The wharf bank slope is large in dredging depth and long in construction time, particularly under the condition that the geological conditions of the bank slope are complex, the dredging work efficiency of the bank slope is low, other operation surfaces cannot be developed, resource waste in the early stage of a project is easily caused, the overall construction progress is delayed, and particularly for projects with short construction periods, overwater pile sinking is required to be carried out firstly; in addition, the water depth of a water area near a wharf docking is usually small, so that the draught requirements of ships such as a dredger and a cutter suction dredger are difficult to meet, and the long-arm dredger is considered to be adopted for dredging a bank slope from a shore side platform, so that the length of the mechanical arm cannot meet the dredging width and depth requirements, and the dredging on water and land is difficult to carry out; in addition, overwater operations such as mud digging and stone throwing on a bank slope are greatly influenced by tide and waves, the stone throwing protection operation space between piles is limited, the bank slope area cannot be fully covered, the safety risk is high, the upper and lower working procedures in the flow process of the traditional process are slow to accept, and the construction efficiency and the construction quality are further limited.
Disclosure of Invention
The invention aims to solve the defects of the background technology and provides a high-pile wharf inter-pile mud dredging and stone throwing operation platform and an operation method.
The technical scheme of the invention is as follows: the utility model provides a high stake pier is mud dredging and stone throwing operation platform between stake, includes:
the pile top supporting devices are sleeved on the top of the pile foundation;
the pile top rails are arranged along the length direction of the wharf, the pile top rails are arranged on the tops of a plurality of pile foundations in the length direction of the wharf in the pile rows through pile top supporting devices, and adjacent pile top rails are arranged at intervals along the width direction of the wharf;
the lower end of the main supporting structure is supported on the pile top track;
a truss structure secured to the primary support structure;
the auxiliary supporting structure is a vertical jacking structure, the upper end of the auxiliary supporting structure is fixedly connected with the main truss, and the lower end of the auxiliary supporting structure is supported on the top of the pile foundation when the pile top track moves across;
the travelling device is arranged at the lower end of the main supporting structure and used for driving the main supporting structure and the pile top track to generate relative displacement along the length direction of the wharf;
and the operation device is arranged on the truss structure and is used for carrying out mud digging and stone throwing operation.
The inter-pile mud dredging and stone throwing operation platform for the high-pile wharf further comprises a limiting device; the upper end of the limiting device is fixed on the main supporting structure, and the lower end of the limiting device is fixedly connected with the pile top track in the vertical direction and is connected with the pile top track in a sliding manner along the length direction of the wharf.
The inter-pile mud dredging and stone throwing operation platform for the high-pile wharf further comprises a limiting device; the limiting device comprises a limiting device which comprises a limiting device,
the limiting cross beam is arranged along the width direction of the wharf and fixedly connected with the main supporting structure;
the limiting rods are provided with a plurality of groups, the limiting rods are arranged on the limiting cross beam at intervals along the width direction of the wharf, and each group of limiting rods comprises two limiting rods oppositely arranged on two sides of the limiting cross beam;
and the lower idler wheel is arranged at the lower end of the limiting rod and is positioned below bosses on two sides of the pile top track.
According to the invention, the high-pile wharf inter-pile mud dredging and stone throwing operation platform further comprises a limiting device,
the upper roller is fixed on the limiting rod and is arranged above the boss and opposite to the lower roller.
According to the invention, the walking device comprises a walking mechanism and a control mechanism, wherein the walking mechanism comprises a walking mechanism,
a traveling gear; the walking gear is a gear structure in meshing transmission connection with a rack structure on the pile top track, and the walking gear is driven to move on the rack structure through a driving device on the main supporting structure.
According to the invention, the pile top supporting device comprises a pile top supporting device,
the round steel plate is a plate-shaped structure fixed at the lower end of the main supporting structure or the auxiliary supporting structure;
the stiffening plates are arranged on the lower end face of the circular steel plate at intervals along the circumferential direction by taking the center line of the circular steel plate as an axis, so that a ring sleeve-shaped limiting structure with an opening at the lower end is formed;
and the rubber base plate is positioned on one side of the stiffening plate facing to the central line of the circular steel plate and is used for tightly adhering to the outer side of the pile foundation when the pile foundation is connected.
According to the invention, the operation device comprises a stone throwing operation device; the stone throwing operation device comprises a stone throwing operation device,
the main beam is a beam body structure arranged along the length direction of the wharf, the main beam can be movably connected with the truss structure along the width direction of the wharf,
the stone throwing crown block can be connected to the main beam along the moving of the wharf length direction, and a stone throwing grab bucket is arranged on the stone throwing crown block.
According to the invention, the operation device comprises a mud digging operation device; the mud-digging operation device comprises a mud-digging operation device,
the movable cross beam can be movably connected to the truss structure along the width direction of the wharf;
the dredging overhead traveling crane can be connected to the movable cross beam along the moving direction of the wharf in length, and a dredging grab bucket is arranged on the dredging overhead traveling crane.
According to the inter-pile mud dredging and stone throwing operation platform for the high-pile wharf, which is provided by the invention, the operation device further comprises a transfer bin positioned on the shore side; the transfer bin comprises a material conveying device and a material conveying device,
the stock bin rail is arranged along the length direction of the wharf;
a bin movably connected to the bin rail on the bin rail.
According to the invention, the high-pile wharf inter-pile mud dredging and stone throwing operation platform comprises a truss structure,
the main longitudinal beams are arranged along the width direction of the wharf, and the adjacent main longitudinal beams are arranged at intervals along the length direction of the wharf;
and two ends of the connecting beam are respectively fixed on two adjacent main longitudinal beams and form a frame structure with the main longitudinal beams.
A method for dredging and stone throwing operation among piles of a high-pile wharf comprises the following steps:
step S1, after 3-5 rows of bent frames are completed by part of pile foundation water pile sinking, hoisting a pile top rail with a pile top supporting device to the top of the pile foundation, and sequentially installing a main supporting structure, an auxiliary supporting structure, a truss structure and an operation device on the pile top rail from bottom to top;
step S2, the pile foundation construction is continuously pushed forward, and the operation device is used for carrying out mud digging and stone throwing construction on the piles;
and S3, after the mud digging and stone throwing among the piles within the operation range of the truss structure are completed, supporting the auxiliary supporting structure at the top of the pile foundation and jacking the truss structure, driving the pile top rail to move to the next operation position along the length direction of the wharf by the traveling device, lowering the truss structure by the auxiliary supporting structure to ensure that the pile top rail is fixed at the top of the pile foundation again, transferring the weight of the truss structure to the main supporting structure, operating the operation area according to the process of the step S2, and sequentially performing the mud digging and stone throwing construction until all the operation areas complete the mud digging and stone throwing construction.
According to the invention, in the operation method of dredging and stone throwing between piles of the high-pile wharf, in the step S3, the method that the travelling device drives the pile top rail to move to the next operation position along the length direction of the wharf comprises the following steps: the lower end of the auxiliary supporting structure is supported at the top of the pile foundation, the truss structure is jacked, the truss structure, the main supporting structure and the pile top rail are made to vertically move until the pile top supporting device on the pile top rail is completely separated from the top of the pile foundation, and the traveling device is driven reversely to make the pile top rail advance to the next operation position along the length direction of the wharf.
According to the method for performing the operation of dredging and stone throwing between the piles of the high-pile wharf, in the step S2, the method for performing the construction of dredging and stone throwing between the piles by using the operation device comprises the following steps: adjusting the height and the posture of a dredging grab bucket in the operation device, breaking soil, taking soil and clearing a slope, lifting the dredging grab bucket above the water surface after grabbing soil, sliding the dredging grab bucket to the front edge of the wharf along the width direction of the wharf, conveying the soil to a transport ship close to the sea side, and returning to continue dredging until the excavation of the soil among the piles within the range of the truss structure is completed;
meanwhile, a riprap crown block in the operation device drives the downward riprap grab bucket to grab stone from a storage bin for transferring the stone on the bank side, then the riprap is transferred into the bent frame, the riprap grab bucket is adjusted in height and posture and then is protected against riprap on the bank slope, and the riprap grab bucket moves back and forth along the width direction of the wharf until the riprap protection in the range where the truss structure is located is completed.
The invention has the advantages that: 1. according to the invention, the pile top platform is constructed on the top of the pile foundation, so that the working construction among the piles can be carried out in the pile foundation construction process of the high-pile wharf, and the procedures of pile sinking on water, slope dredging and protection, wharf upper structure construction and the like can be carried out simultaneously, so that grid parallel construction is formed, the sufficient allocation of resources is realized, and the overall construction efficiency of a project is greatly improved;
in addition, the pile top platform can drive the pile top rail to move along the length direction of the wharf, so that the moving span of the whole pile top platform is realized, the pile top platform can conveniently perform pile-to-pile operation on a pile foundation coverage area, and the moving mode is simple, the operation is convenient, and the popularization value is great;
2. according to the invention, the limiting device is arranged on the main supporting structure and is used for connecting the pile top track, so that the pile top track and the main supporting structure are fixedly connected in the vertical direction and are connected in a sliding manner along the length direction of the wharf, the pile top track is conveniently driven in the moving and spanning process of the pile top track, and the moving difficulty of the pile top operation platform on the pile top is greatly reduced;
3. the limiting device has a simple structure, facilitates the movement of the pile top track in the span-crossing process of the pile top operation platform, reduces the difficulty of the pile top track span, and improves the operation construction efficiency of the whole pile top operation platform;
4. the travelling gear is driven by the driving device on the main supporting structure and is in meshing transmission connection with the rack structure on the pile top track, when the pile top track is fixed with a pile foundation, the main supporting structure and the truss structure can move on the pile top track by driving the travelling gear, and when the pile top track is separated from the pile foundation, the pile top track can move to the next operation position along the length direction of the wharf by driving the travelling gear, so that the adjusting mode is simple;
5. the pile top supporting device is a supporting structure sleeved on the pile top, is very simple and convenient to sleeve on the pile top and separate from the pile top, can be stably supported on the pile top during operation and construction, and can be conveniently separated from the pile top during moving and spanning;
6. according to the invention, the stone throwing operation device is arranged on the truss structure, the stone throwing operation device can carry out stone throwing operation on pile foundations, the stone throwing protection construction process is not influenced by factors such as tide, waves, water depth and the like, the stone throwing operation efficiency is high, and the construction difficulty is low;
7. according to the invention, the dredging device is arranged on the truss structure, the dredging device can carry out dredging construction among the piles, so that the wharf full-coverage bank slope dredging is realized, the automation degree is high, and the problems of large digging depth of the bank slope, complex geological conditions, limited operation space among the piles and the like are solved;
8. according to the bank slope riprap protection and inter-pile dredging are constructed simultaneously at intervals of one bent frame, follow-up is continued, protection is performed in time, the problems of scouring or back-silting caused by water flow and waves after inter-pile soil excavation are avoided, and the bank slope protection construction quality is improved;
9. the material bin structure is arranged on the bank slope, the material is very convenient to transport through the material bin structure, and the material bin structure is matched with the stone throwing operation device, so that the efficiency of stone throwing operation is greatly improved;
10. the construction method is extremely simple, the traditional construction process is improved, the pile sinking on water is carried out firstly, then the operation among the piles is carried out, the procedures of pile sinking on water, dredging and protecting on a bank slope, constructing the upper structure of a wharf and the like can be carried out simultaneously, the gridding parallel construction is formed, the sufficient allocation of resources is realized, and the integral construction efficiency of the project is greatly improved;
the pile top operation platform is simple in structure and convenient to operate, can realize synchronous pile foundation construction and inter-pile operation, greatly improves the efficiency of wharf construction, and has great popularization value.
Drawings
FIG. 1: the invention relates to a front view of a pile top operation platform;
FIG. 2 is a schematic diagram: the invention discloses a pile top operation platform side view;
FIG. 3: the structure schematic diagram of the limiting device is shown;
FIG. 4: the invention is a schematic diagram of a connection structure of a limiting device and a pile top track;
FIG. 5: the invention is a side view of the pile top supporting device;
FIG. 6: the invention relates to a top view of a pile top supporting device;
FIG. 7: the invention relates to a construction plan view of a pile top operation platform;
FIG. 8: the invention discloses a schematic walking diagram of a pile top operation platform;
FIG. 9: the invention discloses a schematic drawing of a moving span of a pile top operation platform;
wherein: 1-pile foundation; 2-pile top supporting device; 2.1-round steel plate; 2.2-stiffening plate; 2.3-rubber pad; 3-pile top track; 4-a walking gear; 5, a main supporting leg; 6-auxiliary supporting legs; 7, limiting the cross beam; 8, a limiting device; 8.1-a limiting rod; 8.2-lower roller; 8.3-boss; 8.4-upper roller; 9-main longitudinal beam; 10-moving the beam; 11-main beam; 12-a stone throwing crown block; 13-a mud grab bucket; 14-a flint grab bucket; 15-transport ship; 16-a storage bin; 17-a bin rail; 18-a mud-excavating overhead crane; 19-connecting the cross beam.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The invention is described in further detail below with reference to the figures and the specific embodiments.
This embodiment involves a dredging and stone throwing operation platform between high pile pier stake for pile foundation based on high pile pier carries out the operation between the stake in high pile pier construction process, the pile bolck operation pier of this embodiment is mainly to dredging and stone throwing operation between the stake, can realize the heavy stake on water, the dredging between the stake, bank slope stone throwing and pile cap, the node, upper structure simultaneous construction such as beam slab installation, form the parallel construction mode of meshing, realize that the pier is high-efficient, high quality construction.
Specifically, as shown in fig. 1-6, the pile top operation platform of this embodiment is supported at the top of pile foundation 1, and includes a plurality of pile top strutting arrangement 2, and pile top strutting arrangement 2 is arranged in the bearing structure at pile foundation 1 top for support pile top operation platform.
Still include pile top track 3, pile top track 3 of this embodiment arranges along pier length direction, has two pile top tracks 3 at least on the pile top operation platform, installs a plurality of pile top strutting arrangement 2 on every pile top track 3, installs through pile top strutting arrangement 2 and is in 1 tops of the many pile foundations on the pier length direction in the row of piles, and adjacent pile top track 3 arranges along pier width direction interval.
The pile top operation platform is characterized by further comprising a main supporting structure, wherein a plurality of main supporting structures are arranged on each pile top rail 3 and are arranged at intervals along the length direction of the pile top rail 3, the main supporting structures are supporting structures for the whole pile top operation platform to move, and the main supporting structures mainly comprise main supporting legs 5 as shown in fig. 5.
The device also comprises a truss structure, wherein the truss structure is a frame structure fixed at the top of the main supporting leg 5 and used for bearing equipment for inter-pile operation.
Still include auxiliary stay structure, as shown in fig. 6, auxiliary stay structure includes auxiliary leg 6, and auxiliary leg 6 is the landing leg structure that can vertical jacking, and the upper end of auxiliary leg 6 is fixed in truss structure, and pile bolck strutting arrangement 2 is installed to the lower extreme, and auxiliary leg 6 is used for jacking whole truss structure when pile bolck operation platform need move strides and rises, makes pile bolck track 3 break away from the pile foundation top, makes things convenient for pile bolck track 3 to move next construction position. The truss structure is provided with a plurality of auxiliary supporting legs 6, and the quantity of auxiliary supporting legs 6 is set according to actual demands, and the truss structure can be stably jacked up according to requirements.
The traveling device of the embodiment is installed at the lower end of the main supporting structure, actually, the lower end of the main supporting leg 5, and is used for driving the main supporting structure and the pile top rail 3 to generate relative displacement along the length direction of the wharf. The traveling device has two functions, namely, when the pile top track 3 is fixed on the top of the pile foundation 1, the main supporting leg 5 is driven to move along the length direction of the pile top track 3; and secondly, when the pile top track 3 is separated from the top of the pile foundation 1, the pile top track 3 is driven to move along the length direction of the wharf.
The present invention is not limited to the above two types of work, and may be applied to other pile top work.
During actual use, the pile top track 3 provided with the pile top supported on the pile top support 2 is arranged on the top of the pile foundation 1 of the inserted pile row in a hoisting mode. After the pile top track 3 is installed, the main supporting leg 5, the auxiliary supporting leg 6 and the truss structure are sequentially installed on the pile top track 3, and operation equipment is installed on the truss structure.
After the installation is completed, operation construction can be carried out between the piles by utilizing operation equipment on the truss structure, for example, mud digging between the piles, stone throwing on a bank slope and the like, the construction of other pile foundations 1 of the high-pile wharf can be synchronously carried out, and in the period, the main supporting legs 5 can walk on the pile top tracks 3, so that the operation range is expanded. After the operation within the range of the truss structure is completed, the pile top rail 3 needs to be moved to span, so that the truss structure is moved to the next construction position.
This embodiment is at the operation in-process between the stake, can go on in step by the pile sinking operation of high-piled pier, and very big degree has improved high-piled pier efficiency of construction.
In a further embodiment, a limiting device is arranged between the main leg 5 and the pile top rail 3, the upper end of the limiting device is fixed on the main leg 5, and the lower end of the limiting device is fixedly connected with the pile top rail 3 in the vertical direction and is connected with the pile top rail 3 in a sliding manner along the length direction of the wharf.
When the pile top track 3 is fixed on the top of the pile foundation 1, the main supporting leg 5 can move on the pile top track 3 under the action of the walking device; when the 6 vertical jacking truss structures of auxiliary leg, main leg 5 moves up along with the truss structure, and under stop device's effect, 5 rebound of main leg are followed to pile top track 3, and pile top strutting arrangement 2 on the pile top track 3 breaks away from 1 top of pile foundation completely, and back drive running gear this moment just can drive pile top track 3 and remove next construction position along pier length direction. After the limiting device is added, the moving span of the pile top track 3 is more convenient and stable.
In a further embodiment, as shown in fig. 1, 3 and 4, the limiting device comprises a limiting beam 7, limiting rods 8.1, lower rollers 8.2 and upper rollers 8.4, the limiting beam 7 is a beam body arranged along the width direction of the wharf, the limiting beam 7 is fixed on two main legs 5 adjacently arranged along the length direction of the wharf, a plurality of groups of limiting rods 8.1 are arranged on the limiting beam 7, and each group of limiting rods 8.1 comprises two limiting rods 8.1 oppositely arranged on two sides of the limiting beam 7. The limiting rod 8.1 is of an L-shaped structure, the upper end of the limiting rod is fixed on the limiting cross beam 7, and the lower end of the limiting rod is provided with a lower roller 8.2. The embodiment is provided with protruding boss 8.3 in pile bolck track 3's both sides, and boss 8.3 extends along pier length direction and arranges (actually, 3 position I-steel structures on the pile bolck track of this embodiment, the upper end pterygoid lamina of pile bolck track 3 form boss 8.3), and lower gyro wheel 8.2 stretches into below boss 8.3, with pile bolck track 3 sliding connection. The upper roller 8.4 is fixed on the limiting rod 8.1, the upper roller 8.4 is supported on the upper end face of the boss 8.3, and actually can be supported on the upper end face of the pile top rail 3 as long as the vertical displacement of the pile top rail 3 can be further limited. Go up gyro wheel 8.4 and lower gyro wheel 8.2 and fix pile bolck track 3 centre gripping, can further improve the connection stability between pile bolck track 3 and gag lever post 8.1. The stop bar 8.1 can be displaced relative to the pile top rail 3 in the direction of the length of the quay, but in the vertical direction both are fixed.
In another embodiment, the traveling device is optimized in this embodiment, as shown in fig. 1, the traveling device includes a traveling gear 4, and the upper end surface of the pile top rail 3 is provided with a rack structure, and the traveling gear is in meshing transmission connection with the rack structure. The main supporting leg 3 is provided with a driving device, the driving device drives the traveling gear 4 to rotate, the traveling gear 4 rotates on the rack structure to generate driving acting force, and the main supporting leg 5 and the pile top rail 3 are driven to generate relative displacement along the length direction of the wharf.
In another embodiment, the pile top supporting device of this embodiment includes a circular steel plate 2.1, a stiffening plate 2.2, and a rubber pad 2.3, as shown in fig. 5 to 6, the circular steel plate 2.1 is a plate-shaped structure fixed at the lower end of the main leg 5 or the auxiliary leg 6, a plurality of stiffening plates 2.2 are disposed on the lower end surface of the circular steel plate 2.1, and the plurality of stiffening plates 2.2 are spaced at intervals on the lower end surface of the circular steel plate 2.1 along the circumferential direction with the central line of the circular steel plate 2.1 as the axis, so as to form a ring-shaped limiting structure with an open lower end. The rubber backing plate 2.3 is positioned on one side of the stiffening plate 2.2 facing the central line of the circular steel plate 2.1 and is used for tightly adhering to the outer side of the pile foundation 1 when the pile foundation 1 is connected. Considering pile top strutting arrangement 2 and pile foundation 1's fastening problem, this embodiment is provided with locking structure on pile top strutting arrangement 2, when pile top strutting arrangement 2 is fixed with pile foundation 1, locks pile top strutting arrangement 2 and pile foundation 1 through locking structure, and stability is better.
When the pile support device is used, the pile top support device 2 is directly sleeved on the top of the pile foundation 1, and a component above the pile top support device 2 is pressed downwards to extrude the rubber base plate 2.3, so that the rubber base plate 2.3 is tightly attached to the end face of the outer side of the pile foundation 1. When the pile top supporting device 2 moves upwards, the rubber base plate 2.3 retracts, so that the pile top supporting device 2 is conveniently separated from the pile foundation 1.
In another embodiment, the truss structure of this embodiment includes at least two main longitudinal beams 11, the main longitudinal beams 11 are arranged in the width direction of the quay, and adjacent main longitudinal beams 11 are arranged at intervals in the length direction of the quay. A connecting beam 19 is arranged between the adjacent main longitudinal beams 11, and two ends of the connecting beam 19 are respectively fixed on the two adjacent main longitudinal beams 11 to form a frame structure with the main longitudinal beams 11.
The truss structure is a support structure for carrying the working equipment, and the main longitudinal beam 11 on the truss structure can be used as a track structure for moving the working equipment.
In a preferred embodiment, as shown in fig. 1-2, the working device of the present embodiment comprises a stone-throwing working device, the stone-throwing working device comprises a main beam 11 and a stone-throwing crown block 12, wherein the main beam 11 is a beam structure arranged along the length direction of the wharf, and the main beam 11 is connected to the main longitudinal beam 11 in a manner of being movable along the width direction of the wharf. The stone throwing crown block 12 can move along the length direction of the wharf and is connected to the main beam 11, and a stone throwing grab bucket 14 is arranged on the stone throwing crown block 12.
The stone throwing grab bucket 14 is used for grabbing materials to carry out stone throwing operation, the main beam 11 moves along the width direction of the wharf, and the stone throwing crown block 12 moves along the length direction of the wharf, so that the stone throwing position of the stone throwing grab bucket 14 is adjusted.
In a further embodiment, as shown in fig. 1 to 2, the working device of the present embodiment comprises a dredging working device, and the bank slope dredging working device comprises a travelling beam 10 and a dredging crown block 18, wherein the travelling beam 10 is connected to the main longitudinal beam 11 movably in the wharf width direction. The dredging overhead traveling crane 18 can move along the length direction of the wharf and is connected to the movable cross beam 10, and a dredging grab bucket 13 is arranged on the dredging overhead traveling crane 18.
The dredging grab bucket 13 is used for dredging between the piles, the movable beam 10 moves along the width direction of the wharf, and the dredging crown block 18 moves along the length direction of the wharf, so that the dredging position of the dredging grab bucket 13 is adjusted.
In addition, in order to cooperate with the dredging operation, the transport ship 15 is arranged on the side, close to the sea, of the pile top operation platform, and the sludge dug by the dredging grab bucket 13 can be transported through the transport ship 15.
In another embodiment, the working device of this embodiment further includes a transfer bin located on the side of the shore, as shown in fig. 7 to 9, the transfer bin includes a bin rail 17 and a bin 16, the bin rail 17 is disposed on the shore along the length direction of the quay, and the bin 16 is movably connected to the bin rail 17 on the bin rail 17. The storage bin 16 is used for transferring materials, and construction operation of the pile top operation platform is facilitated.
The embodiment also provides a pile top operation method of the high-pile wharf, which is specifically carried out according to the following steps:
step S1: after pile foundation 1 is sunk in water, pile rows are formed, two pile top rails 3 are respectively arranged on pile foundations 1 on the sea side and the shore side of the pile rows (as shown in figure 7), three pile top supporting devices 2 are arranged at the bottom of each pile top rail 3 according to standard row frame spacing, the pile top supporting devices 2 are sleeved on the tops of the pile foundations 1, installation and arrangement of the pile top rails 3 can be completed, and one pile top supporting device 2 is additionally arranged at the front end of each pile top rail 3 according to pile foundation spacing at structural section segmentation; after the pile top supporting device 2 is fixed through the locking structure, a main supporting leg 5, a limiting cross beam 7, a walking device, an acting device and a truss structure (shown in figures 1-2) are arranged from bottom to top; wherein, two main longitudinal beams 9 of the truss structure are supported on the first to the second bent frames through the main supporting legs 5; a transport ship 15 for storing silt is stopped near the pile foundation on the sea side, a storage bin track 17 and a storage bin 16 are arranged on the shore side, and a certain amount of stone is stored;
step S2: pile foundation 1 underwater pile sinking continues to advance, prepare for carrying on first-second inter-pile dredging in the framed bent, as shown in fig. 7, the dredging overhead traveling crane 18 adjusts the height, posture of the dredging grab bucket 13 through the draw gear, break soil, borrow, manage the slope, use the dredging grab bucket to dredge when the geological condition is better, if meet the hard soil layer, the operating personnel change the dredging machine in time, can use the reamer to break soil first and then use the dredging grab bucket 13; after grabbing soil, the mud digging grab bucket 13 is lifted above the water surface, slides to the front edge of the wharf along the width direction of the wharf along with a mud digging crown block 18 on the main longitudinal beam 9, conveys the soil to a sea side transport ship 15, and returns to continue digging until the excavation of the soil among the bent piles is finished;
step S3: the pile top supporting device 2 and the pile top rail 3 are fixed, the walking gear 4 drives the main supporting leg 5 to walk forwards along the length direction of the wharf, and mud digging, stone throwing and pile sinking on water ahead are carried out simultaneously, as shown in fig. 8, the walking gear 4 drives the main supporting leg 5 to move to the third row frame, at the moment, a mud digging crown block 18 and a mud digging grab bucket 13 are positioned above the third row frame, and a stone throwing crown block 12 and a stone throwing grab bucket 14 are positioned above the first row frame and the second row frame; excavating soil among piles according to the step S2, driving a stone throwing grab bucket 14 by a stone throwing crown block 12 to grab stone from a bank side bin 16, moving the stone throwing crown block into a bent frame, adjusting the height and the posture, then throwing stone to the bank slope for protection, and moving the stone throwing crown block back and forth along the width direction of a wharf along with a main beam 11 until the first step to the second step of the bent frame bank slope stone throwing protection is finished;
step S4: the pile top rail 3 strides forwards along the length direction of the wharf, the truss structure is fixed, the auxiliary supporting legs 6 of the bent frame extend, the truss structure and the bottom pile foundation 1 are fixed through the pile top supporting devices 2 at the lower ends of the auxiliary supporting legs 6, the pile top rail 3 and the pile top supporting devices 2 on the pile top rail 3 are lifted to a certain height of the pile top through the limiting devices 8, the walking gears 4 are driven reversely at the moment, the pile top rail 3 moves to the bent frame II along the length direction of the wharf, finally the auxiliary supporting legs 6 slowly shrink, the pile top rail 3 and the pile top supporting devices 2 on the pile top rail 3 are fixed again to the pile tops of the bent frame II, and the main supporting legs 5 replace the auxiliary supporting legs 6 to support the truss structure;
step S5: the bank side bin 16 slides to the second to third racks along the bin track 17, the mud digging crown block 18 and the mud digging grab 13 of the main longitudinal beam 9 perform the third to fourth excavation of soil between piles in the racks, and the stone throwing crown block 12 and the stone throwing grab 14 of the cantilever of the main beam 11 perform the second to third protection of bank slopes of the racks; meanwhile, the bent frame can be used for constructing the upper structure of the pile foundation, as shown in fig. 9;
step S6: and (5) advancing forwards according to the steps S2-S5, simultaneously performing construction on pile foundation 1 pile sinking, inter-pile dredging, bank slope protection and pile caps, nodes and prefabricated beam plates, and dismantling the pile top operation platform from top to bottom after the dredging and stone throwing protection are all finished.
As shown in FIGS. 1-2, the dock length direction of the present embodiment refers to the left-right direction in FIG. 1, and the dock width direction refers to the left-right direction in FIG. 2.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a high stake pier is mud dredging and stone throwing operation platform between stake which characterized in that: the method comprises the following steps:
the pile top supporting devices (2) are sleeved on the top of the pile foundation (1);
the pile top track structure comprises at least two pile top tracks (3), the pile top tracks (3) are arranged along the length direction of a wharf, the pile top tracks (3) are arranged at the tops of a plurality of pile foundations (1) in a pile row in the length direction of the wharf through pile top supporting devices (2), and adjacent pile top tracks (3) are arranged at intervals along the width direction of the wharf;
the lower end of the main supporting structure is supported on the pile top track (3);
a truss structure secured to the primary support structure;
the auxiliary supporting structure is a vertical jacking structure, the upper end of the auxiliary supporting structure is fixedly connected with the main truss, and the lower end of the auxiliary supporting structure is supported on the top of the pile foundation (1) when the pile top track (3) moves across;
the travelling device is arranged at the lower end of the main supporting structure and used for driving the main supporting structure and the pile top track (3) to generate relative displacement along the length direction of the wharf;
and the operation device is arranged on the truss structure and is used for carrying out mud dredging and stone throwing operation.
2. The aerial pier inter-pile dredging and stone throwing work platform of claim 1, wherein: the device also comprises a limiting device; the limiting device comprises a limiting device which comprises a limiting device,
the limiting cross beam (7) is arranged along the width direction of the wharf and fixedly connected with the main supporting structure;
the limiting rods (8.1), the limiting rods (8.1) are provided with a plurality of groups, the limiting rods (8.1) are arranged on the limiting cross beam (7) at intervals along the width direction of the wharf, and each group of limiting rods (8.1) comprises two limiting rods (8.1) which are oppositely arranged on two sides of the limiting cross beam (7);
lower roller (8.2), lower roller (8.2) are installed at the lower extreme of gag lever post (8.1), and lower roller (8.2) are located boss (8.3) below pile bolck track (3) both sides.
3. The aerial pier inter-pile dredging and stone throwing work platform of claim 2, wherein: the limiting device also comprises a limiting device which is provided with a limiting groove,
the upper roller (8.4), the upper roller (8.4) is fixed on the limiting rod (8.1), and the upper roller (8.2) is arranged above the boss (8.3) and opposite to the lower roller (8.2).
4. The aerial pier inter-pile dredging and stone throwing work platform of claim 1, wherein: the pile top supporting device comprises a pile top supporting device,
the round steel plate (2.1), the round steel plate (2.1) is a plate-shaped structure fixed at the lower end of the main supporting structure or the auxiliary supporting structure;
the reinforcing plates (2.2) are provided with a plurality of reinforcing plates (2.2), and the plurality of reinforcing plates (2.2) are arranged on the lower end face of the circular steel plate (2.1) at intervals along the circumferential direction by taking the central line of the circular steel plate (2.1) as an axis to form a ring sleeve-shaped limiting structure with an opening at the lower end;
the rubber backing plate (2.3), one side that the rubber backing plate (2.3) is located stiffener (2.2) towards circular steel sheet (2.1) central line is used for clinging the pile foundation (1) outside when connecting pile foundation (1).
5. The aerial pier inter-pile dredging and stone throwing work platform of claim 1, wherein: the working device comprises a stone throwing working device; the stone throwing operation device comprises a stone throwing operation device,
a main beam (11), wherein the main beam (11) is a beam body structure arranged along the length direction of the wharf, the main beam (11) can be movably connected with a truss structure along the width direction of the wharf,
the stone throwing crown block (12) can move along the length direction of the wharf and is connected to the main beam (11), and a stone throwing grab bucket (14) is arranged on the stone throwing crown block (12).
6. The piling wharf inter-pile dredging and stone throwing operation platform of claim 1 or 5, wherein: the working device comprises a mud digging working device; the mud-digging operation device comprises a mud-digging operation device,
a movable beam (10), wherein the movable beam (10) can be movably connected to the truss structure along the width direction of the wharf;
the movable type dredger comprises a dredging overhead car (18), wherein the dredging overhead car (18) can be connected to a movable cross beam (10) in a movable mode along the length direction of a wharf, and a dredging grab bucket (13) is arranged on the dredging overhead car (18).
7. The aerial pier inter-pile dredging and stone throwing work platform of claim 1, wherein: the operation device also comprises a transfer bin positioned on the shore side; the transfer bin comprises a material conveying device and a material conveying device,
the bin rail (17), the bin rail (17) is arranged along the length direction of the wharf;
a silo (16), the silo (16) being movably connected to the silo rail (17) on the silo rail (17).
8. A method for dredging and stone throwing operation among high-pile wharfs is characterized by comprising the following steps: the method comprises the following steps:
step S1, after the pile sinking of part of pile foundations on water is completed, hoisting the pile top rail (3) with the pile top supporting device (2) to the top of the pile foundation (1), and sequentially installing a main supporting structure, an auxiliary supporting structure, a truss structure and an operation device on the pile top rail (3) from bottom to top;
step S2, continuing to push forward during pile foundation (1) construction, and carrying out mud digging and stone throwing construction between piles by using an operation device;
step S3, after the operation among the piles within the operation range of the truss structure is completed, the auxiliary supporting structure is supported at the top of the pile foundation (1) and jacks up the truss structure, the traveling device drives the pile top track (3) to move to the next operation position along the length direction of the wharf, after the traveling device moves in place, the auxiliary supporting structure lowers the truss structure to enable the pile top track (3) to be fixed at the top of the pile foundation (1) again, the weight of the truss structure is transferred to the main supporting structure, the operation is performed on the operation area according to the process of the step S2, and the operation and the construction are sequentially performed until all operation areas complete operation and construction.
9. The method for the inter-pile dredging and stone throwing operation of the high-pile wharf as claimed in claim 8, wherein: in the step S3, the method for driving the pile top rail (3) to move to the next working position along the length direction of the wharf by the traveling device includes: the lower end of the auxiliary supporting structure is supported at the top of the pile foundation (1), the truss structure is jacked, the truss structure, the main supporting structure and the pile top rail move vertically until the pile top supporting device (2) on the pile top rail (3) is completely separated from the top of the pile foundation (1), and the traveling device drives reversely to enable the pile top rail (3) to advance to the next operation position along the length direction of the wharf.
10. The method of claim 8, wherein the method comprises the following steps: in the step S2, the method for performing the dredging and stone throwing construction between the piles by using the working device includes: adjusting the height and the posture of a dredging grab bucket (13) in the operation device, breaking soil, taking soil and clearing a slope, lifting the dredging grab bucket (13) to the water surface after grabbing soil, sliding the dredging grab bucket to the front edge of the wharf along the width direction of the wharf, conveying the soil to a transport ship (15) close to the sea side, returning to continue dredging until the excavation of the soil among piles within the range of the truss structure is finished;
meanwhile, a riprap crane (12) in the operation device drives a downward riprap grab bucket (14) to grab stones from a storage bin (16) which is arranged on the side of the bank and used for transferring stones, then the riprap is transferred into a bent frame, the height and the posture of the riprap grab bucket (14) are adjusted, and then riprap protection is performed on a bank slope, and the riprap grab bucket (14) moves back and forth along the width direction of the wharf until riprap protection within the range where the truss structure is located is completed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116446405A (en) * | 2023-03-28 | 2023-07-18 | 中国铁建港航局集团有限公司 | Offshore wind power pile periphery stone throwing device and construction method |
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| CN116446405A (en) * | 2023-03-28 | 2023-07-18 | 中国铁建港航局集团有限公司 | Offshore wind power pile periphery stone throwing device and construction method |
| CN116446405B (en) * | 2023-03-28 | 2023-11-03 | 中国铁建港航局集团有限公司 | Offshore wind power pile periphery stone throwing device and construction method |
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