CN114635426B - Guiding device for locking steel pipe pile and construction method thereof - Google Patents
Guiding device for locking steel pipe pile and construction method thereof Download PDFInfo
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- CN114635426B CN114635426B CN202210190202.1A CN202210190202A CN114635426B CN 114635426 B CN114635426 B CN 114635426B CN 202210190202 A CN202210190202 A CN 202210190202A CN 114635426 B CN114635426 B CN 114635426B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 139
- 239000010959 steel Substances 0.000 title claims abstract description 139
- 238000010276 construction Methods 0.000 title abstract description 16
- 238000009933 burial Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/02—Restraining of open water
- E02D19/04—Restraining of open water by coffer-dams, e.g. made of sheet piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/28—Prefabricated piles made of steel or other metals
- E02D5/285—Prefabricated piles made of steel or other metals tubular, e.g. prefabricated from sheet pile elements
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a guide device for a lock catch steel pipe pile and a construction method, comprising a guide frame, a transverse main frame and a limiting device, wherein the guide frame, the transverse main frame and the limiting device are arranged at intervals, the limiting device and the transverse main rod are adopted to clamp the column shaft of the lock catch steel pipe pile to realize axial positioning, so that the perpendicularity of the lock catch steel pipe pile is ensured, and the guide device is suitable for various lock catch steel pipe piles. After inserting and driving the first steel pipe pile, the position of the limiting device can be adjusted to enable the limiting device to be closely attached to the next lock catch steel pipe pile, the guiding device is applicable to lock catch steel pipe piles of various types, on one hand, perpendicularity of the lock catch steel pipe piles can be guaranteed, lock catch positions can be prevented from deviating from a straight line path, meanwhile, the limiting device can be flexibly adjusted, construction efficiency and quality are improved, and the limiting device is convenient to install and detach and can be repeatedly utilized.
Description
Technical Field
The invention belongs to the technical field of steel cofferdam construction, and particularly relates to a guiding device for a lock catch steel pipe pile and a construction method thereof.
Background
When the foundation of a cross-sea, cross-river bridge is in water, it is often necessary to build temporary cofferdams to reduce the impact of water on construction. The locking steel pipe pile cofferdam has the advantages of simple processing and manufacturing, short construction period, high overall rigidity, high recycling rate, strong adaptability to plane arrangement and the like, and is widely applied to bridge foundation engineering construction in recent years. The lock catch steel pipe pile has higher requirements on the verticality control and the inserting and driving efficiency of the steel pipe pile in the construction process, and the verticality directly influences the closure and water stopping effects of the cofferdam.
The lock catch steel pipe pile structure comprises a lock catch steel pipe pile body, a lock catch female head and a lock catch male head, wherein the lock catch female head and the lock catch female head are mutually nested to form a cofferdam structure, and the lock catch type of the lock catch steel pipe pile is C-T, C-O, C-C and the like. In order to ensure the linearity of the locking steel pipe pile cofferdam, a guiding device is usually required to be arranged on a inserting and driving path before the locking steel pipe pile is inserted and driven, the guiding device is generally two longitudinal main frames with longer length, and a transverse small guide is welded on the guiding device to form a guiding frame.
The guide frame can ensure the linearity and straightness of the locking steel pipe pile cofferdam, but only clamps the steel pipe pile by the longitudinal main frame, deflection easily occurs in the inserting and driving process, the locking steel pipe pile deflection easily causes the follow-up difficult closure and poor water stopping effect; secondly, a common vibration hammer is used for inserting and driving the lock catch steel pipe piles, the lock catch steel pipe piles are easy to rotate along the axial direction, as the number of inserted and driven lock catch steel pipe piles is large, the rotating angle deviation can be accumulated continuously, the guide frame can not limit the lock catch steel pipe piles to rotate along the axial direction, the lock catch is easy to deviate from a straight line path, and therefore the inserting and driving of the subsequent lock catch steel pipe piles are affected; finally, the guide frame manufactured by welding has the advantages of small application range, incapability of being flexibly adjusted, most of the guide frame is disposable equipment, and the guide frame is inconvenient to install and detach and difficult to recycle.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the guide device for the lock catch steel pipe pile and the construction method thereof, which solve the problems that the guide device in the prior art has a small application range, cannot be flexibly adjusted, cannot control the deflection of the lock catch steel pipe pile and the like, and ensure the perpendicularity of the lock catch steel pipe pile.
The invention is realized by the following technical scheme:
a guiding device for a lock catch steel pipe pile comprises a guiding frame, a transverse main frame and a limiting device;
the guide frame is used for setting up in the both sides of hasp steel-pipe pile, and horizontal body frame sets up the tip at the guide frame for with the shaft butt of first hasp steel-pipe pile, stop device sets up at vertical body frame and can follow the direction of arranging of hasp steel-pipe pile and remove, the last limiting plate that is provided with of stop device, and the limiting plate is connected with the shaft of hasp steel-pipe pile, is used for the axial positioning to the hasp steel-pipe pile.
Preferably, a positioning plate is arranged on the transverse main frame, and an arc-shaped groove matched with the column shaft radian of the lock catch steel pipe pile is formed in one side, close to the lock catch steel pipe pile, of the positioning plate.
Preferably, the guide frame comprises two longitudinal main frames which are arranged in parallel, the two longitudinal main frames are arranged along the arrangement direction of the lock catch steel pipe piles and are respectively positioned at two sides of the lock catch steel pipe piles, and the transverse main frames are arranged at the end parts of the two longitudinal main frames.
Preferably, the limiting device comprises a limiting seat and a limiting plate, wherein the limiting seat is arranged on the longitudinal main frame and can move along the length direction of the limiting seat, the limiting plate is fixedly connected with the limiting seat, and a positioning surface is arranged on the limiting plate and used for being abutted on the column shaft of the lock catch steel pipe pile and axially positioning the lock catch steel pipe pile.
Preferably, the longitudinal main frame is provided with a chute along the length thereof, and the limit seat is arranged in the chute.
Preferably, the two limiting seats are respectively arranged on the two longitudinal main frames, and two ends of the limiting plate are respectively fixedly connected with the two limiting seats.
Preferably, the limiting plate is provided with a locating surface matched with the column shaft radian of the lock catch steel pipe pile.
Preferably, a positioning device is arranged on one side of the limiting column and used for limiting the moving direction of the limiting device.
Preferably, the guide frame is an i-beam.
The construction method of the guide device of the lock catch steel pipe pile comprises the following steps:
Step 1, fixing a longitudinal main frame to a preset position;
step 2, positioning the lock catch steel pipe piles at corner points of the cofferdam, and fixing a transverse main frame on the longitudinal main frame according to the positioning;
step3, installing the first lock catch steel pipe pile to a preset position according to positioning, and clamping the lock catch steel pipe pile through a limiting device and a transverse main frame to realize axial positioning;
Step 4, driving the first lock catch steel pipe into the design burial depth, and then disassembling the positioning device and the limiting device;
Step 5, lifting the second lock catch steel pipe pile between the two longitudinal main frames, connecting the first lock catch steel pipe and the second lock catch steel pipe through locks, repeatedly executing the steps 3-4, driving the second lock catch steel pipe into the design burial depth,
And 6, repeatedly executing the step 5 until all the locking steel pipe piles are inserted and driven in place, so as to form a cofferdam structure.
Compared with the prior art, the invention has the following beneficial technical effects:
When the guide frame for construction of the lock catch steel pipe pile is used, the two longitudinal main frames arranged at intervals and the limiting device arranged on the guide frame are adopted, the limiting device and the transverse main rod are adopted to clamp the column shaft of the lock catch steel pipe pile to realize axial positioning, so that the perpendicularity of the lock catch steel pipe pile is ensured, and the guide frame is suitable for various lock catch steel pipe piles. After the first steel pipe pile is inserted and beaten, the position of the limiting device can be adjusted, so that the limiting device is closely attached to the next locking steel pipe pile, the adjusting mode is simple, convenient and flexible, and the applicability is strong. The limiting device also has a clamping effect on the locking structure, so that the locking structure is prevented from being out of line due to the rotation of the locking steel pipe pile, and the subsequent insertion and the driving of the locking steel pipe pile are prevented from being influenced.
According to the construction method of the guide device for the lock catch steel pipe pile, the lock catch steel pipe pile at the corner of the cofferdam is positioned firstly, then the transverse main frame is fixed on the longitudinal main frame according to positioning installation, the transverse main frame not only plays a role in positioning the lock catch steel pipe pile, but also plays a role in positioning the pipe column in the process of lowering, swing of the lock catch steel pipe pile is avoided, the lock catch steel pipe pile is clamped and positioned through the limiting device and the transverse main frame in the inserting and driving process, when a second lock catch steel pipe pile is inserted and driven to position the lock catch steel pipe pile through moving the limiting device, one limiting device is adopted to position each lock catch steel pipe pile below, and the guide device is applicable to various lock catch steel pipe piles, on one hand, the perpendicularity of the lock catch steel pipe pile can be guaranteed, the lock catch position can be prevented from deviating from a straight line path, flexible adjustment can be achieved, the construction efficiency and quality are improved, and the guide device is convenient to install and detach and can be reused.
Drawings
FIG. 1 is a view showing a state of use of a guide device for locking a steel pipe pile according to the present invention;
Fig. 2 is a schematic structural view of a guiding device for locking steel pipe piles according to the present invention;
Fig. 3 is a schematic structural view of a longitudinal frame according to the present invention.
1. A longitudinal main frame; 11. a chute; 12. a support plate; 2. a transverse main frame; 21. a positioning plate; 3. a limiting device; 4. a limit seat; 31. a limiting plate; 32. a bracket; 33. a fixing plate; 41. a stop block; 5. a positioning device; 51. a bolt; 52. a bottom plate; 6. locking the steel pipe pile; 61. locking the female head; 62. the male end is locked.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings, which illustrate but do not limit the invention.
Referring to fig. 1-3, a guiding device for locking steel pipe piles comprises a guiding frame, a transverse main frame 2 and a limiting device 3.
The guide frame is used for setting up in the both sides of hasp steel-pipe pile, and horizontal body frame 2 sets up the tip at the guide frame to with the shaft butt of first hasp steel-pipe pile, stop device 3 sets up at vertical body frame 1 and can follow the direction of arranging of hasp steel-pipe pile and remove, is provided with the limiting plate on the stop device 3, and the limiting plate is connected with the shaft of hasp steel-pipe pile for to hasp steel-pipe pile axial positioning.
The guide frame comprises two longitudinal main frames 1 which are arranged in parallel, wherein the two longitudinal main frames 1 are arranged along the arrangement direction of the lock catch steel pipe piles and are respectively positioned at two sides of the lock catch steel pipe piles, the longitudinal main frames 1 are arranged on brackets of the steel pile casings or the positioning piles and are fixed, the longitudinal direction of the longitudinal main frames 1 and the axial direction of the lock catch steel pipe piles are vertically arranged, and the transverse main frames 2 are arranged at the end parts of the two longitudinal main frames 1 and are positioned at one side of the first lock catch steel pipe pile.
Be provided with locating plate 21 on the horizontal body frame 2, one side that locating plate 21 is close to the hasp steel-pipe pile is provided with the shaft radian assorted arc wall with the hasp steel-pipe pile, and arc wall butt is on the shaft of hasp steel-pipe pile, carries out axial positioning to first hasp steel-pipe pile and avoids its skew.
In this embodiment, two ends of the transverse main frame 2 are welded to the ends of the two longitudinal main frames 1, respectively, and may be fixed by bolting or riveting, and the positioning plate 21 is disposed in the axial center of the longitudinal main frames 1 and is welded and fixed.
The limiting device 3 comprises a limiting seat 4 and a limiting plate 31, wherein the limiting seat is arranged on the longitudinal main frame 1 and can move along the length direction of the limiting seat, so that the limiting device 3 can axially position different lock catch steel pipe piles, the limiting plate 31 is fixedly connected with the limiting seat, and a positioning surface is arranged on the limiting plate 31 and used for being abutted on the column shaft of the lock catch steel pipe pile to axially position the lock catch steel pipe pile.
The two limiting seats are respectively arranged on the two longitudinal main frames 1, two ends of the limiting plate 31 are fixedly connected with the two positioning seats respectively, one side, close to the column body, of the limiting plate 31 is a positioning surface, the positioning surface is an arc surface and is matched with the radian of the column body, the positioning surface is opposite to the arc groove of the positioning plate 21, the positioning surface is a semicircular arc surface, the contact surface between the limiting plate and the column body is increased to the greatest extent, and the axial positioning stability of the lock catch steel pipe pile is improved.
In this embodiment, limiting plate 31 includes two and is connected with two spacing seats respectively, and the limiting plate is the arc, and the central angle of every arc is less than 90, and limiting plate butt is on the shaft and be located the hasp both sides of hasp steel-pipe pile, adopts two limiting plates to fix a position the shaft of hasp both sides, can effectively reduce the operation degree of difficulty, improves stop device's installation effectiveness.
The top surface of vertical body frame 1 is provided with spout 11, the spout sets up along the length direction of vertical body frame 1, spacing seat installs and can slide in the spout, make stop device 3 carry out axial positioning to every hasp steel-pipe pile in proper order, for example, when inserting and beat first hasp steel-pipe pile, the locating plate of horizontal body frame 2 is to the one side location of shaft, remove spacing seat to predetermined position along the spout and fix through positioner 5, make limiting plate 31 to the opposite side location of shaft, limiting plate 31 and locating plate are located the both sides of shaft respectively, play staple bolt formula centre gripping effect to the shaft, guarantee hasp steel-pipe pile shaft straightness that hangs down.
After the first lock catch steel pipe pile is inserted and knotted, the second lock catch steel pipe pile is placed in the two longitudinal main frames 1, the first lock catch steel pipe pile and the second lock catch steel pipe pile are fixed through locks, then the limiting seat is moved to the second lock catch steel pipe pile through the sliding groove, then clamping and positioning are carried out through the limiting plate 31, all lock catch steel pipe piles which are inserted and beaten are guaranteed to be on the same straight line, and the positioning mode of the subsequent lock catch steel pipe piles is the same and is not repeated.
The hasp steel-pipe pile includes steel-pipe pile body 6 and hasp female head 61 and hasp male head 62, and the hasp female head is the C style of calligraphy, and the hasp male head can be T style of calligraphy, C style of calligraphy or O style of calligraphy, is T style of calligraphy in fig. 1, and the hasp female head 61 and the hasp male head 62 of two adjacent hasp steel-pipe piles are mutual lock joint, realize the connection of two adjacent hasp steel-pipe piles.
In this embodiment, the longitudinal main frame 1 is an i-beam, the distance between two i-beams is greater than the outer diameter 2±0.5cm of the lock catch steel pipe pile, the web of the i-beam is horizontally arranged, the chute is arranged on the web and is positioned at one side of the flange plate close to the lock catch steel pipe pile, the limiting device 3 comprises a fixed plate 33 and a stop block 41, the fixed plate 33 is arranged in the chute, the width of the chute is greater than 1mm of the thickness of the fixed plate 33,
Two dogs 41 are arranged at two ends of one side of the fixed plate 33, which is far away from the lock catch steel pipe pile, and are positioned on the top surface of the web plate, the other side of the fixed plate 33 is fixedly connected with the limiting plate 31 through the bracket 32, the bracket 32 is positioned on the top surface of the flange plate, the bottom surface of the longitudinal main frame 1 is provided with the supporting plate 12, two sides of the supporting plate 12 are fixedly connected with two flange plates of the I-beam, and the lower end of the fixed plate passes through the sliding groove to be supported on the supporting plate 12.
The positioning device 5 is used for fixing the limiting device, preventing the limiting device from moving along the sliding groove in the working state, the positioning device 5 comprises an n-type locking ring and a locking plate 52, the n-type locking ring is ridden on the longitudinal main frame 1 and is positioned on the outer side of the limiting device, namely, the positioning device is far away from the locking plate 52 and is arranged at the bottom of the longitudinal main frame 1, and two ends of the positioning device are connected with two ends of the n-type locking ring through bolts.
The n-type locking ring comprises a bolt 51 which is fixedly connected with two ends of a cross rod and extends downwards to form an n-type structure, mounting holes are formed in two ends of a bottom plate, and two ends of the bottom plate are sleeved on the bolt 51 and fixed through nuts.
The following describes a construction method of the guide device of the locking steel pipe pile in detail, which comprises the following steps:
and 1, fixing the longitudinal main frame 1 to the bracket of the steel pile casing or the positioning pile.
Specifically, the H-shaped steel main frame and the bottom steel plate are welded, and are horizontally placed on the bracket of the steel pile casing or the positioning pile and fixed.
And 2, positioning the lock catch steel pipe piles at corner points of the cofferdam, and fixing the transverse main frame 2 according to the positioning.
Specifically, the lock catch steel pipe pile at the corner of the surrounding weir is preferentially inserted, the position of the first lock catch steel pipe pile is positioned by adopting a total station, and a transverse small guide is welded at one end of the longitudinal main frame and used for limiting the first lock catch steel pipe pile.
And 3, mounting the limiting device 3 into a sliding groove embedded in the longitudinal main frame so that the limiting device can freely slide.
Step 4, installing the first lock catch steel pipe pile to a preset position according to positioning, and clamping the lock catch steel pipe pile through a limiting device and the transverse main frame 2 to realize axial positioning;
Specifically, the first locking steel pipe pile is lifted, the first locking steel pipe pile is placed down against the transverse main frame 2 which is welded in advance, the first locking steel pipe pile is stopped from being placed down when being placed down to the bottom end of the guide frame, the limiting plates can be closely attached to the pile body of the locking steel pipe pile through the movable limiting device, and the two symmetrically arranged limiting plates are clamped on two sides of the locking structure of the locking steel pipe pile.
And 5, installing a positioning device at the outer side of the limiting device and connecting the positioning device with the longitudinal main frame to position the limiting device along the direction of the sliding groove.
Specifically, a stop block 41 is placed between the limiting plate and the outer side flange plate of the longitudinal main frame, so that the limiting plate is fixed, and a positioning device is arranged to limit the displacement of the limiting plate along the length direction of the longitudinal main frame.
And 6, continuing sinking the lock catch steel pipe pile, driving the lock catch steel pipe pile into the designed burial depth, and then disassembling the positioning device and the limiting device.
And 7, lifting the second lock catch steel pipe piles between the two longitudinal main frames 1, connecting the first lock catch steel pipes with the second lock catch steel pipes through locks, and then repeating 4-6 to insert and punch all the lock catch steel pipe piles in place to form a cofferdam structure.
The second hasp steel-pipe pile is hung, make the hasp structure of second steel-pipe pile imbed in the hasp of first steel-pipe pile, stop when second hasp steel-pipe pile sinks to the leading truck bottom and transfer stop device 3 makes the shaft butt of limiting plate 31 and second hasp steel-pipe pile, two symmetrical arrangement's limiting plate card is in the hasp structure both sides of hasp steel-pipe pile, guarantee the straightness that hangs down of hasp steel-pipe pile, and prevent that the hasp steel-pipe pile is rotatory to lead to the hasp to deviate from the straight line route, insert the design degree of depth with second hasp steel-pipe pile afterwards.
The above is only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited by this, and any modification made on the basis of the technical scheme according to the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (5)
1. The guiding device for the lock catch steel pipe pile is characterized by comprising a guiding frame, a transverse main frame (2) and a limiting device (3);
The guide frames are arranged on two sides of the lock catch steel pipe piles, the transverse main frames (2) are arranged at the end parts of the guide frames and are used for being abutted against the column shafts of the first lock catch steel pipe piles, the guide frames comprise two longitudinal main frames (1) which are arranged in parallel, the limiting devices (3) are arranged on the longitudinal main frames (1) and can move along the arrangement direction of the lock catch steel pipe piles, and the limiting devices (3) are provided with limiting plates which are connected with the column shafts of the lock catch steel pipe piles and used for axially positioning the lock catch steel pipe piles;
The longitudinal main frame is an I-beam, the distance between the two I-beams is larger than the outer diameter of the lock catch steel pipe pile, the web plate of the I-beam is horizontally arranged, a chute is formed in the web plate, and the web plate is positioned at one side of the flange plate close to the lock catch steel pipe pile;
The limiting device comprises a fixed plate and stop blocks, wherein the fixed plate is arranged in a chute, the width of the chute is larger than the thickness of the fixed plate, the two stop blocks are arranged at two ends of one side, far away from the lock catch steel pipe pile, of the fixed plate and are positioned on the top surface of a web plate, the other side of the fixed plate is fixedly connected with the limiting plate through a bracket, the bracket is positioned on the top surface of a flange plate, the bottom surface of a longitudinal main frame is provided with a supporting plate, two sides of the supporting plate are fixedly connected with two flange plates of an I-beam, and the lower end of the fixed plate penetrates through the chute and is supported on the supporting plate;
One side of the limiting device is provided with a positioning device for limiting the moving direction of the limiting device, the positioning device comprises an n-type lock ring and a lock plate, the n-type lock ring is arranged on the longitudinal main frame in a riding mode and is positioned on the outer side of the limiting device, namely, the n-type lock ring is far away from the lock plate and is arranged at the bottom of the longitudinal main frame; the two ends of the n-type locking ring cross rod are fixedly connected with bolts which extend downwards to form an n-type structure, the two ends of the bottom plate are provided with mounting holes, and the two ends of the bottom plate are sleeved on the bolts and fixed through nuts.
2. The guiding device for the locked steel pipe pile according to claim 1, wherein a positioning plate (21) is arranged on the transverse main frame (2), and an arc-shaped groove matched with the column shaft radian of the locked steel pipe pile is formed in one side, close to the locked steel pipe pile, of the positioning plate (21).
3. The guiding device for the steel pipe pile with the lock catch according to claim 1, wherein the two longitudinal main frames (1) of the guiding frame are arranged along the arrangement direction of the steel pipe pile with the lock catch and are respectively positioned at two sides of the steel pipe pile with the lock catch, and the transverse main frames (2) are arranged at the end parts of the two longitudinal main frames (1).
4. The guiding device for the locked steel pipe pile according to claim 1, wherein the limiting plate (31) is provided with a locating surface matched with the shaft radian of the locked steel pipe pile.
5. A method of constructing a guide for a locked steel pipe pile according to any one of claims 1 to 4, comprising the steps of:
step 1, fixing a longitudinal main frame (1) to a preset position;
step 2, positioning the lock catch steel pipe piles at corner points of the cofferdam, and fixing a transverse main frame (2) on the longitudinal main frame (1) according to the positioning;
Step 3, installing a first lock catch steel pipe pile to a preset position according to positioning, and clamping the lock catch steel pipe pile through a limiting device and a transverse main frame (2) to realize axial positioning;
Step 4, driving the first lock catch steel pipe into the design burial depth, and then disassembling the positioning device and the limiting device;
Step 5, lifting the second lock catch steel pipe pile between the two longitudinal main frames (1), connecting the first lock catch steel pipe and the second lock catch steel pipe through locks, repeatedly executing the steps 3-4, driving the second lock catch steel pipe into the design burial depth,
And 6, repeatedly executing the step 5 until all the locking steel pipe piles are inserted and driven in place, so as to form a cofferdam structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190202.1A CN114635426B (en) | 2022-02-28 | 2022-02-28 | Guiding device for locking steel pipe pile and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190202.1A CN114635426B (en) | 2022-02-28 | 2022-02-28 | Guiding device for locking steel pipe pile and construction method thereof |
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| CN114635426A CN114635426A (en) | 2022-06-17 |
| CN114635426B true CN114635426B (en) | 2024-05-03 |
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| CN115142448A (en) * | 2022-07-25 | 2022-10-04 | 中交一公局第八工程有限公司 | Steel-pipe pile cofferdam |
| CN115045310A (en) * | 2022-07-25 | 2022-09-13 | 中交一公局第八工程有限公司 | Steel pipe pile cofferdam construction method |
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| JPH0577327U (en) * | 1992-03-30 | 1993-10-22 | 前田建設工業株式会社 | Guide device used when placing H piles |
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| JP2008031650A (en) * | 2006-07-26 | 2008-02-14 | Jfe Steel Kk | Apparatus and method for positioning column and steel pipe pile |
| CN208167737U (en) * | 2018-04-25 | 2018-11-30 | 江苏省交通工程集团有限公司 | A kind of U-shaped steel sheet pile pile sinking limiting device |
| CN109706929A (en) * | 2019-03-01 | 2019-05-03 | 中铁四局集团第二工程有限公司 | Deep water foundation steel sheet pile inserting, driving, guiding and positioning device |
| CN110106881A (en) * | 2019-05-30 | 2019-08-09 | 中国电建市政建设集团有限公司 | A kind of steel-pipe pile construction guidance locating rack and construction method |
| CN111236282A (en) * | 2020-03-17 | 2020-06-05 | 中铁四局集团第二工程有限公司 | CO type lock catch steel pipe pile guide frame limiting device and construction method thereof in CO type lock catch steel pipe pile cofferdam structure |
| CN212835393U (en) * | 2020-07-07 | 2021-03-30 | 中交水利水电建设有限公司 | Plastic steel sheet pile positioning device |
| CN217204081U (en) * | 2022-02-28 | 2022-08-16 | 陕西正诚路桥工程研究院有限公司 | Guider of hasp steel-pipe pile |
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