CN114808978A - Non-landing mobile steel platform with pile guiding function - Google Patents
Non-landing mobile steel platform with pile guiding function Download PDFInfo
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- CN114808978A CN114808978A CN202210302178.6A CN202210302178A CN114808978A CN 114808978 A CN114808978 A CN 114808978A CN 202210302178 A CN202210302178 A CN 202210302178A CN 114808978 A CN114808978 A CN 114808978A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 54
- 239000010959 steel Substances 0.000 title claims abstract description 54
- 238000010276 construction Methods 0.000 claims abstract description 35
- 230000008602 contraction Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004809 Teflon Substances 0.000 claims 2
- 229920006362 Teflon® Polymers 0.000 claims 2
- 238000010008 shearing Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 241001391944 Commicarpus scandens Species 0.000 abstract 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 11
- 239000004810 polytetrafluoroethylene Substances 0.000 description 11
- -1 polytetrafluoroethylene Polymers 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 102220625795 Sulfotransferase 2B1_I20A_mutation Human genes 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2220/00—Temporary installations or constructions
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- General Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a non-landing mobile steel platform with a pile guiding function, which comprises a pile cap, a transverse distribution beam, a main truss, a panel and a guide frame, wherein the pile cap is arranged on the horizontal distribution beam; the pile caps are distributed in an array mode and comprise at least two rows of pile caps arranged along the transverse direction and at least two columns of pile caps arranged along the longitudinal direction; the pile cap is used for being sleeved at the top of the pile; the top of each row of pile caps is fixedly provided with a transverse distribution beam; the main truss extends along the longitudinal direction and is supported between two adjacent transverse distribution beams in a sliding manner; the panel is supported on the top of the main truss and used for forming a construction platform; the guide frame is fixedly installed at the outer end part of the main truss and used for guiding the vertical direction of the pile during pile driving construction. The movable steel platform without falling to the ground can avoid the phenomenon that the pile is easy to break due to the fact that the pile bears horizontal shearing force and lateral bending moment, and meanwhile, the pile can be guided during pile driving construction, and the using function of the steel platform is increased.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a non-landing mobile steel platform with a pile guiding function.
Background
When constructing bridges and roads for construction, the construction environment is often river, beach and marshland according to the difference of geographical positions. Particularly, when the construction is carried out in a marshland area, all construction machines cannot directly operate on the ground due to the limitation of geological conditions of the marshland area, and when the construction environment is faced, an operation platform needs to be set up for the construction machines.
The prior art discloses a construction steel platform that does not fall to ground, this steel platform is including installing the pile cap structure on every pile structure, be connected with a steel platform main part truss between two rows of pile cap structures adjacent along the bridge, it is equipped with many cross bridges to the distribution roof beam to the interval along the cross bridge on each steel platform main part truss, along arranging the following bridge that many intervals set up to the distribution roof beam on many cross bridges, it has many bridge floor distribution roof beams to the full shop of orientation along the cross bridge on many following the bridge to the distribution roof beam.
However, the main truss of the existing steel platform is connected between pile caps, and the main truss exerts a transverse pulling force on the tops of the piles, so that the piles are easily broken due to the horizontal shearing force and bending moment, and the existing steel platform cannot guide the piles during piling.
Disclosure of Invention
In view of the above, the present invention provides a non-landing mobile steel platform with a pile guiding function, in which a main truss is installed on the top of a pile cap, so as to prevent a pile from being easily broken due to horizontal shear force and lateral bending moment, and a guide frame disposed at an outer end of the main truss can guide the pile during pile driving construction, thereby improving structural safety and reliability of the steel platform and increasing a use function of the steel platform.
The invention adopts the following specific technical scheme:
a non-landing mobile steel platform with a pile guiding function comprises a pile cap, a transverse distribution beam, a main truss, a panel and a guide frame;
the pile caps are distributed in an array mode and comprise at least two rows of pile caps arranged along the transverse direction and at least two columns of pile caps arranged along the longitudinal direction; the pile cap is used for being sleeved at the top of the pile;
the top of each row of pile caps is fixedly provided with one transverse distribution beam;
the main truss extends along the longitudinal direction and is supported between two adjacent transverse distribution beams in a sliding mode;
the panel is supported at the top of the main truss and used for forming a construction platform;
the guide frame is fixedly installed at the outer end part of the main truss and used for guiding the pile in the vertical direction during pile driving construction.
Furthermore, the guide frame comprises a top layer frame, a middle layer frame and a bottom layer frame which are arranged in parallel and fixedly connected from top to bottom in sequence;
at least one group of jacks corresponding to the vertical direction are fixedly arranged in the top layer frame, the middle layer frame and the bottom layer frame;
each group of jacks comprises at least three jacks uniformly distributed along the circumferential direction, and a guide space is formed between every two groups of jacks;
the jack is used for being abutted to the pile penetrating through the guide space, and the verticality of the pile is adjusted through the expansion and contraction of the jack.
Still further, the cantilever support is fixedly connected between the main truss and the guide frame.
Furthermore, a plurality of limiting grooves distributed along the length direction of the transverse distribution beam are formed in the top surface of the transverse distribution beam;
the end part of the main truss is accommodated in the limiting groove;
the limiting grooves limit two sides of the main truss and are used for preventing the main truss from moving transversely.
Furthermore, a polytetrafluoroethylene plate is laid in each limiting groove, and the main truss is supported on the top surface of the polytetrafluoroethylene plate.
Furthermore, in each row of pile caps, an adjustable pull rod is fixedly connected between every two adjacent pile caps and is used for adjusting the transverse distance and the transverse inclination angle of the pile caps.
Furthermore, three adjustable pull rods are fixedly connected between two adjacent pile caps, and the three adjustable pull rods are distributed in a Z shape.
Furthermore, the main truss is a Bailey truss and comprises two Bailey trusses with variable cross sections and a standard Bailey truss fixedly connected between the two Bailey trusses with variable cross sections;
the variable cross-section Bailey truss is supported on the top of the transverse distribution beam.
Furthermore, the transverse distribution beam is formed by three split I-shaped steel arranged side by side.
Further, a guard rail is provided at one side of the panel.
Has the advantages that:
1. the landing-free movable steel platform is sleeved at the top ends of the piles through the pile caps distributed in an array mode, the top of each row of pile caps is fixedly provided with one transverse distribution beam, the main truss is arranged at the top of the transverse distribution beam, the adjacent transverse distribution beams support the main truss and the panel, and therefore a construction platform is formed on the panel.
2. The non-landing mobile steel platform is also provided with the guide frame at the outer end part of the main truss, and after the steel platform is built, the guide frame can also enter a working state to vertically guide the pile to be piled, so that the supporting pile can be continuously provided for the non-landing mobile steel platform, the non-landing mobile steel platform can be continuously paved forwards, and the real 'non-landing' construction is realized; the function of moving the steel platform without falling to the ground can be increased through the guide frame.
3. The guide frame in the non-landing mobile steel platform comprises a top layer frame, a middle layer frame and a bottom layer frame which are arranged from top to bottom in sequence, jacks are respectively arranged on the top layer frame, the middle layer frame and the bottom layer frame, when piling, the pile can be limited and guided by three groups of jacks arranged along the vertical direction, so that the pile can be piled along the vertical direction, and when the pile is inclined, the pile can be righted by the extension of the jacks, and simultaneously, because the guide frame and the pile column are provided with three contact positions which are distributed along the axial direction, the guide frame can ensure that the pile column is always in the vertical direction and can adjust the pile column through the guide frame, therefore, the pile is correctly guided in the piling process, the pile is prevented from being inclined in the piling process, and the piling quality and piling rate of the pile with larger length are improved.
4. The top surface of the transverse distribution beam is provided with a plurality of limiting grooves, and the two sides of the main truss can be limited through the limiting grooves, so that the main truss is prevented from transversely moving along the transverse distribution beam under the action of external force, and the stability and the safety of the construction platform are further improved; meanwhile, the polytetrafluoroethylene plate is arranged in the limiting groove, and the sliding support is formed at the end part of the main truss through the polytetrafluoroethylene plate and the limiting groove, so that the end part of the main truss can slide longitudinally through the sliding support, thereby effectively eliminating horizontal force generated by construction load, avoiding the direct action of the horizontal force on the pile, and further protecting the pile.
5. The three adjustable pull rods are fixedly connected between two adjacent pile caps in each row of pile caps, and the three adjustable pull rods are distributed in a Z shape, so that transverse pulling force and oblique pulling force can be applied to the two adjacent pile caps through the three adjustable pull rods, therefore, the transverse distance and the transverse inclination angle between the pile caps can be adjusted through the three adjustable pull rods distributed in the Z shape, meanwhile, the problem of difficult installation caused by pile construction deviation can be effectively solved through the adjustable pull rods, the requirement on pile driving precision can be reduced, and the pile driving efficiency is favorably improved.
Drawings
FIG. 1 is a front view of a non-landing mobile steel platform with pile guide of the present invention;
FIG. 2 is a side view of the non-landing mobile steel platform of FIG. 1 in the pile cap section;
FIG. 3 is another side view of the non-landing moving steel platform of FIG. 1 in the pile cap section;
FIG. 4 is a top view of the non-landing mobile steel platform of FIG. 1;
fig. 5 is a schematic view of the connection structure of the pile cap and the transverse distribution beam in fig. 1;
FIG. 6 is a schematic view of an assembly structure of the limiting groove and the PTFE plate in FIG. 3;
FIG. 7 is a front view of the guide frame of the non-landing mobile steel platform of FIG. 1;
FIG. 8 is a top view of the guide frame of FIG. 7;
FIG. 9 is an enlarged partial view of portion A of FIG. 8;
FIG. 10 is a top view of the bottom frame of the triple layer guide of FIG. 7;
wherein, 1-pile cap, 2-transverse distribution beam, 3-main truss, 4-panel, 5-pile, 6-guardrail, 7-adjustable draw bar, 8-spacing groove, 9-polytetrafluoroethylene plate, 10-cantilever support, 11-guide frame, 12-top layer frame, 13-middle layer frame, 14-bottom layer frame, 15-jack, 16-top plate, 17-side plate, 18-pressing plate
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The embodiment of the invention provides a non-landing mobile steel platform with a pile guide function, which is used in the bridge construction process and comprises a pile cap 1, a transverse distribution beam 2, a main truss 3, a panel 4 and a guide frame 11, as shown in the structures of fig. 1, 2 and 3;
the pile caps 1 are distributed in an array mode and comprise at least two rows of pile caps 1 arranged along the transverse direction and at least two columns of pile caps 1 arranged along the longitudinal direction; the pile cap 1 is used for being sleeved on the top of the pile 5; the number of the pile caps 1, and the distance between the pile caps 1 along the transverse direction and the distance between the pile caps 1 along the longitudinal direction correspond to the preset pile 5; in the present embodiment, only two rows and four columns are taken as an example for explanation, that is, each row is provided with four pile caps 1, and each column is provided with two pile caps 1; the transverse direction is the width direction of the bridge, and the longitudinal direction is the length direction of the bridge;
as shown in the structure of fig. 2 and 3, a transverse distribution beam 2 is fixedly mounted on the top of each row of pile caps 1, i.e. one transverse distribution beam 2 is supported by 4 pile caps 1 of each row; the transverse distribution beam 2 can be formed by three spliced I-shaped steel arranged side by side;
as shown in the structure of fig. 1, the main girder 3 extends in the longitudinal direction and is slidably supported between two adjacent transverse distribution beams 2; the main truss 3 is a Bailey beam truss and is formed by fixedly connecting a variable cross-section Bailey beam truss at the end part and a standard Bailey beam truss at the middle part, if: bolt and nut, riveting and welding connection; the variable cross-section Bailey beam truss is supported on the top of the transverse distribution beam 2, and the bottom end surface of the standard Bailey beam truss is lower than the top surface of the pile cap 1, so that the height of a construction platform can be reduced; the main trusses 3 may be continuously arranged on the top of the transverse distribution beam 2 as shown in the structure of fig. 2, or the main trusses 3 may be arranged at intervals on the top of the transverse distribution beam 2 as shown in the structure of fig. 3;
as shown in the structure of fig. 1, 2 and 3, a deck 4 is supported on the top of the main girder 3 for forming a construction platform. The top of the main truss 3 and the panel 4 can be assembled through a limiting structure, and the panel 4 is stably installed on the top of the main truss 3; the panel 4 may be formed by splicing standard panel 4 modules, and the panel 4 modules may be formed by welding I20A I-beams at a spacing of 300mm and a ribbed steel plate of 8mm thickness. As shown in the structure of fig. 2, when the main girder 3 is continuously provided on the top of the transverse distribution girder 2, a continuous deck 4 may be laid on the top of the continuously provided main girder 3; as shown in the structure of fig. 3 and 4, when the main trusses 3 are arranged at intervals on the top of the transverse distribution beam 2, the spaced panels 4 are also laid on the tops of the main trusses 3;
as shown in fig. 1, a guide frame 11 is fixedly installed at an outer end of the main girder 3 to guide the vertical direction of the pile 5 during pile driving construction. As shown in the structures of fig. 1 and 4, the non-landing mobile steel platform may further include a cantilever support 10, wherein the guide frame 11, the cantilever support 10, and the main truss 3 are sequentially arranged in the longitudinal direction, and the cantilever support 10 is fixedly connected between the main truss 3 and the guide frame 11; as shown in the structures of fig. 7, 8, 9 and 10, the guide frame 11 comprises a top layer frame 12, a middle layer frame 13 and a bottom layer frame 14 which are arranged in parallel and fixedly connected from top to bottom; at least one group of jacks 15 corresponding to the vertical direction are fixedly arranged in the top layer frame 12, the middle layer frame 13 and the bottom layer frame 14; as shown in fig. 8 and fig. 10, four sets of jacks 15 are fixedly mounted in the top layer frame 12, four sets of jacks 15 are fixedly mounted in the middle layer frame 13, and four sets of jacks 15 are fixedly mounted in the bottom layer frame 14; four groups of jacks 15 arranged on the top layer frame 12 are distributed along the transverse direction; the four groups of jacks 15 of each layer of frame are opposite in position along the vertical direction, so that the three groups of jacks 15 corresponding to the position along the vertical direction can simultaneously perform guide control on the same pile 5, and therefore, the twelve groups of jacks 15 in the guide frame 11 can form a four-row guide control mechanism, so that the four piles 5 can be simultaneously subjected to guide control; each group of jacks 15 comprises at least three jacks 15 uniformly distributed along the circumferential direction, and a guide space is formed between each group of jacks 15; the jack 15 is used for abutting against the pile 5 penetrating through the guide space, and the verticality of the pile 5 is adjusted through the expansion and contraction of the jack 15. Each set of jacks 15 comprises at least three jacks 15 evenly distributed in the circumferential direction, such as: a plurality of jacks 15 such as three jacks 15, four jacks 15, and the like; as shown in the structure of fig. 9, each set of jacks 15 includes four jacks 15 uniformly distributed along the circumferential direction, and in this embodiment, each set of jacks 15 is exemplified by four jacks 15 uniformly distributed along the circumferential direction of the pile 5, that is, two adjacent jacks 15 are spaced by 90 °; four jacks 15 are distributed around the pile 5, and the jacks 15 limit the pile 5 from four directions to ensure that the pile 5 is driven in the vertical direction all the time.
The above-mentioned not fall to ground mobile steel platform can build not falling to ground mobile steel platform of not unidimensional through the ratio to pile cap 1, horizontal distribution beam 2, main truss 3 and panel 4, if: pile caps 1 in two rows and four columns can be configured, pile caps 1 in four rows and four columns can be configured, pile caps 1 in eight rows and three columns can be configured, and meanwhile, a transverse distribution beam 2, a main truss 3 and a panel 4 which are matched with the pile caps 1 are configured; in the specific construction process, the whole non-landing mobile steel platform can be replaced at the top of the pile 5 through the operation of circularly disassembling and carrying part of the pile caps 1, the transverse distribution beam 2, the main truss 3, the panel 4 and the guide frame 11, so that the non-landing construction at different positions is completed.
The non-landing mobile steel platform is sleeved at the top end of a pile 5 through pile caps 1 distributed in an array, a transverse distribution beam 2 is fixedly arranged at the top of each row of pile caps 1, and the main girder 3 is installed on top of the lateral distribution girders 2, the adjacent lateral distribution girders 2 support the main girder 3 and the deck 4, thereby forming a construction platform on the panel 4, and by adopting the connection structure, the acting force of the construction platform directly acts on the top of the pile cap 1 through the main truss 3 and the transverse distribution beam 2 during construction, through pile cap 1 again with effort along vertical direction transmission for pile 5, make pile 5 bear the effort that comes from vertical direction all the time, prevent that pile 5 from bearing the shearing force and the side direction moment of flexure of horizontal direction, avoid pile 5 to take place because of bearing the phenomenon of the easy rupture of horizontal direction shearing force and side direction moment of flexure to construction platform's structural safety and reliability have been guaranteed.
The guide frame 11 is arranged at the outer end part of the main truss 3 of the non-landing mobile steel platform through the cantilever support 10, after the steel platform is built, the guide frame 11 can also enter a working state to vertically guide the pile 5 to be piled, so that the supporting pile 5 can be continuously provided for the non-landing mobile steel platform, the non-landing mobile steel platform can be continuously paved forwards, and the real 'non-landing' construction is realized. Because the guide frame 11 comprises a top layer frame 12, a middle layer frame 13 and a bottom layer frame 14 which are sequentially arranged from top to bottom, and jacks 15 are respectively arranged on the top layer frame 12, the middle layer frame 13 and the bottom layer frame 14, when in piling, the same pile 5 can be simultaneously limited and guided by three groups of jacks 15 arranged along the vertical direction, so that the pile 5 is piled along the vertical direction, and when the pile 5 is inclined, the pile 5 can be righted by the extension and contraction of the jacks 15, and meanwhile, because three contact positions which are axially distributed are arranged between the guide frame 11 and the pile 5, the guide frame 11 can ensure that the pile 5 is always in the vertical direction, and the pile 5 can be adjusted by the guide frame 11, thereby realizing the correct guidance of the pile 5 in the piling process and preventing the pile 5 from being inclined in the piling process, the piling quality and piling rate of the pile 5 with larger length are improved.
In a specific embodiment, as shown in the structures of fig. 2, 3 and 6, a plurality of limiting grooves 8 distributed along the length direction of the transverse distribution beam 2 are arranged on the top surface of the transverse distribution beam, and the end parts of the main trusses 3 are accommodated in the limiting grooves 8; the limiting grooves 8 limit the two sides of the main truss 3 and are used for preventing the main truss 3 from moving transversely; a polytetrafluoroethylene plate 9 is laid in each limiting groove 8, and the main truss 3 is supported on the top surface of the polytetrafluoroethylene plate 9.
Because the plurality of limiting grooves 8 are formed in the top surface of the transverse distribution beam 2, the main truss 3 can be transversely limited through the limiting grooves 8, the main truss 3 is prevented from transversely moving under the action of external force, and the stability and the safety of the construction platform are further improved; install polytetrafluoroethylene board 9 in spacing groove 8 simultaneously, form sliding support through the relative slip of polytetrafluoroethylene board 9 and spacing groove 8 for the tip of main truss 3 can be followed longitudinal sliding through polytetrafluoroethylene board 9, thereby effectively eliminate the horizontal force that the construction load produced, and can avoid horizontal force direct action to stake 5, further protect stake 5.
Further, as shown in the structure of fig. 5, the pile cap 1 includes a top plate 16, a side plate 17 welded to the bottom surface of the top plate 16, and a pressing plate 18 movably connected to the top surface of the top plate 16; the pressing plate 18 can be provided with a clamping groove matched with the shape of the transverse distribution beam 2, when the transverse distribution beam 2 adopts I-steel, the flange of the I-steel is matched with the clamping groove in shape, and the I-steel can be stably and reliably fixed and pressed on the top of the pile cap 1 through the pressing plate 18.
Specifically, as shown in the structures of fig. 2 and 3, in each row of pile caps 1, an adjustable pull rod 7 is fixedly connected between two adjacent pile caps 1, and the adjustable pull rod 7 is used for adjusting the transverse distance and the transverse inclination angle of the pile caps 1; three adjustable pull rods 7 are fixedly connected between two adjacent pile caps 1, and the three adjustable pull rods 7 are distributed in a Z shape.
Because three adjustable pull rods 7 are fixedly connected between two adjacent pile caps 1 in each row of pile caps 1, and the three adjustable pull rods 7 are distributed in a Z shape, so that transverse pulling force and oblique pulling force can be applied to the two adjacent pile caps 1 through the three adjustable pull rods 7, therefore, the transverse distance and the transverse inclination angle between the pile caps 1 can be adjusted through the three adjustable pull rods 7 distributed in the Z shape, and meanwhile, the problem of difficult installation caused by construction deviation of the pile 5 can be effectively solved through the adjustable pull rods 7, so that the requirement on pile driving precision can be reduced, and the pile driving efficiency is improved.
On the basis of the various embodiments, the guardrails 6 are arranged on one side of the panel 4 and around the guide frame 11, and workers or articles can be prevented from falling off through the guardrails 6, so that the safety of bridge construction can be further improved.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A non-landing mobile steel platform with a pile guiding function is characterized by comprising a pile cap, a transverse distribution beam, a main truss, a panel and a guide frame;
the pile caps are distributed in an array mode and comprise at least two rows of pile caps arranged along the transverse direction and at least two columns of pile caps arranged along the longitudinal direction; the pile cap is used for being sleeved at the top of the pile;
the top of each row of pile caps is fixedly provided with one transverse distribution beam;
the main truss extends along the longitudinal direction and is supported between two adjacent transverse distribution beams in a sliding mode;
the panel is supported at the top of the main truss and used for forming a construction platform;
the guide frame is fixedly installed at the outer end part of the main truss and used for guiding the pile in the vertical direction during pile driving construction.
2. The non-landing mobile steel platform of claim 1, wherein the guide frame comprises a top layer frame, a middle layer frame and a bottom layer frame which are arranged in parallel and fixedly connected from top to bottom;
at least one group of jacks corresponding to the vertical direction are fixedly arranged in the top layer frame, the middle layer frame and the bottom layer frame;
each group of jacks comprises at least three jacks uniformly distributed along the circumferential direction, and a guide space is formed between every two groups of jacks;
the jack is used for being abutted to the pile penetrating through the guide space, and the verticality of the pile is adjusted through the expansion and contraction of the jack.
3. The non-landing mobile steel platform of claim 2, further comprising a outrigger fixedly connected between the main truss and the guide frame.
4. The non-landing mobile steel platform of claim 1, wherein a plurality of limiting grooves are formed in the top surface of the transverse distribution beam and distributed along the length direction of the transverse distribution beam;
the end part of the main truss is accommodated in the limiting groove;
the limiting grooves limit two sides of the main truss and are used for preventing the main truss from moving along the transverse direction.
5. The non-landing mobile steel platform of claim 4, wherein a teflon plate is laid in each of the retaining grooves, and the main truss is supported on the top surface of the teflon plate.
6. The non-landing mobile steel platform of any one of claims 1-5, wherein an adjustable tie bar is fixedly connected between two adjacent pilings in each row of pilings, and the adjustable tie bar is used for adjusting the transverse distance and the transverse inclination angle of the pilings.
7. The non-landing mobile steel platform of claim 6, wherein three adjustable tie rods are fixedly connected between two adjacent pile caps, and the three adjustable tie rods are distributed in a Z shape.
8. The non-landing mobile steel platform of any one of claims 1 to 5, wherein the main truss is a Bailey truss and comprises two variable cross-section Bailey trusses and a standard Bailey truss fixedly connected between the two variable cross-section Bailey trusses;
the variable cross-section Bailey truss is supported on the top of the transverse distribution beam.
9. The non-landing mobile steel platform of any one of claims 1-5, wherein the transverse distribution beams are formed from side-by-side triple-split I-beams.
10. A non-landing mobile steel platform according to any one of claims 1 to 5, wherein a guard rail is provided on one side of the deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210302178.6A CN114808978A (en) | 2022-03-24 | 2022-03-24 | Non-landing mobile steel platform with pile guiding function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210302178.6A CN114808978A (en) | 2022-03-24 | 2022-03-24 | Non-landing mobile steel platform with pile guiding function |
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| CN114808978A true CN114808978A (en) | 2022-07-29 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320332A (en) * | 2016-09-09 | 2017-01-11 | 中交第二航务工程局有限公司 | Construction method and construction system for overwater drilling piles based on ejection movement platform |
| CN108193680A (en) * | 2017-12-29 | 2018-06-22 | 中交二公局第工程有限公司 | Construction method for constructing large-diameter steel casing and three-frame type guide frame |
| CN110670488A (en) * | 2019-10-15 | 2020-01-10 | 中铁二十四局集团安徽工程有限公司 | Full-prefabricated assembled bridge construction platform and construction method |
-
2022
- 2022-03-24 CN CN202210302178.6A patent/CN114808978A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320332A (en) * | 2016-09-09 | 2017-01-11 | 中交第二航务工程局有限公司 | Construction method and construction system for overwater drilling piles based on ejection movement platform |
| CN108193680A (en) * | 2017-12-29 | 2018-06-22 | 中交二公局第工程有限公司 | Construction method for constructing large-diameter steel casing and three-frame type guide frame |
| CN110670488A (en) * | 2019-10-15 | 2020-01-10 | 中铁二十四局集团安徽工程有限公司 | Full-prefabricated assembled bridge construction platform and construction method |
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Application publication date: 20220729 |