CN115075234A - Tubular pile joint and tubular pile construction method - Google Patents
Tubular pile joint and tubular pile construction method Download PDFInfo
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- CN115075234A CN115075234A CN202210696590.0A CN202210696590A CN115075234A CN 115075234 A CN115075234 A CN 115075234A CN 202210696590 A CN202210696590 A CN 202210696590A CN 115075234 A CN115075234 A CN 115075234A
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- 238000010276 construction Methods 0.000 title claims abstract description 37
- 238000013519 translation Methods 0.000 claims abstract description 5
- 238000003780 insertion Methods 0.000 claims description 27
- 230000037431 insertion Effects 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 15
- 239000003566 sealing material Substances 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 10
- 235000017491 Bambusa tulda Nutrition 0.000 description 10
- 241001330002 Bambuseae Species 0.000 description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 10
- 239000011425 bamboo Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000005012 migration Effects 0.000 description 4
- 238000013508 migration Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 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
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
- E02D5/526—Connection means between pile segments
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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
- E02D13/08—Removing obstacles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- 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
- E02D7/20—Placing by pressure or pulling power
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- Life Sciences & Earth Sciences (AREA)
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- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention belongs to the technical field of pile construction, and discloses a tubular pile joint and a tubular pile construction method. The lower end of the connecting piece penetrates through the lower end plate and is embedded into the lower pile, the upper end of the connecting piece penetrates through the upper end plate and is embedded into the upper pile, and the connecting piece is provided with a limiting hole. Be provided with the guide way on the upper segment stake, the guide way extends along the horizontal direction, and the up end plate closing cap is in the notch of guide way, and the locating part sets up in the guide way to having dodge position and locking position, when the locating part was located dodges the position, the connecting piece can pass the guide way, and in the embedding upper segment stake, afterwards, the locating part was by dodging position translation to locking position, in order to wear to locate the spacing downthehole of connecting piece. Two adjacent upper and lower tubular piles can be conveniently and quickly connected through the tubular pile joint, a welding procedure is not needed, the construction steps are simplified, the overall construction quality is improved, and the construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of pile construction, in particular to a tubular pile joint and a tubular pile construction method.
Background
Pile foundations are an extremely important foundation form for modern buildings, and are widely applied to building engineering, traffic engineering, coastal engineering and ocean engineering. Compared with the common tubular pile, the bamboo joint pile has variable cross section, larger friction resistance and stronger pulling resistance compared with the tubular pile with the same pile diameter, and is generally improved by 10 to 30 percent compared with the tubular pile with the same pile diameter.
During construction, an upper bamboo joint pile and a lower bamboo joint pile are connected. In the prior art, after the construction of a lower section of bamboo joint pile is completed, an upper section of bamboo joint pile is hoisted to plant a pile, and then an upper and a lower section of bamboo joint pile are connected. And during connection, a traditional welding process is adopted, namely, the bottom end of the upper section of bamboo joint pile is welded at the top end of the lower section of bamboo joint pile. After the upper and lower bamboo joint piles are connected, the subsequent processes of pile body centering and straightening, pile pressing (pile sinking), pile feeding and the like are carried out. The traditional mode of welding and fixing the upper and lower bamboo joint piles has the advantages of large welding surface, long operation time, uncontrollable construction site quality, waste of a large amount of manpower and material resources and high construction cost.
Disclosure of Invention
The invention aims to provide a tubular pile joint and a tubular pile construction method, which can conveniently and quickly connect an upper tubular pile and a lower tubular pile which are adjacent, simplify the construction process, improve the overall construction quality and reduce the construction cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
the first aspect provides a tubular pile connects for connect adjacent upper segment stake and lower segment stake, the bottom surface of upper segment stake is provided with the upper end plate, the top surface of lower segment stake is provided with lower end plate, tubular pile connects and includes:
the lower end of the connecting piece penetrates through the lower end plate and is embedded into the lower pile section, the upper end of the connecting piece penetrates through the upper end plate and is embedded into the upper pile section, and a limiting hole is formed in the connecting piece;
the limiting piece is arranged in the guide groove and provided with an avoiding position and a locking position;
when the limiting part is located the avoiding position, the connecting piece can pass through the guide groove and be embedded into the upper pile, and the limiting part can be translated to the locking position through the avoiding position so as to penetrate through the limiting hole.
As a preferred embodiment of the pipe pile joint provided by the present invention, an insertion hole communicated with the guide groove is provided in the upper pile, the insertion hole is used for penetrating the connecting piece, a top wall of the insertion hole is connected with an elastic stop member, the elastic stop member can extend out of the insertion hole to stop the limiting member at the avoiding position, and the connecting piece can compress the elastic stop member to release the limiting member.
As a preferable aspect of the pipe pile joint provided by the present invention, the elastic stopper includes a first elastic member and a stopper connected to each other, an end of the first elastic member remote from the stopper is connected to a top wall of the insertion hole, and the stopper at least partially protrudes from the insertion hole to stop the stopper.
As a preferable embodiment of the pipe pile joint provided by the present invention, the limiting member includes a limiting body and a protruding portion protruding from the limiting body, the guide groove includes a large groove section engaged with the limiting body and a small groove section engaged with the protruding portion, two opposite sides of the small groove section on the upper pile section respectively form a stopping step, and the stopping step is used for stopping one side of the elastic stopping member facing away from the limiting member.
According to the preferable scheme of the pipe pile joint provided by the invention, the cross section of the limiting body and the cross section of the bulge are both rectangular, and the cross section area of the bulge is smaller than that of the limiting body.
As a preferable embodiment of the pipe pile joint provided by the present invention, a second elastic member is disposed between the limiting member and a groove wall of the guide groove, a telescopic direction of the second elastic member is the same as a translational direction of the limiting member, and the limiting member can be translated from the avoiding position to the locking position under an elastic force of the second elastic member.
According to the preferable scheme of the pipe pile joint provided by the invention, a fixing piece is embedded in the lower pile section, the fixing piece is positioned below the lower end plate, and the lower end of the connecting piece is in threaded connection with the fixing piece.
As a preferable scheme of the pipe pile joint provided by the present invention, the fixing member includes a fixing sleeve, a bottom surface of the fixing sleeve is closed, a connecting flange is circumferentially provided at an opening at a top end of the fixing sleeve, the connecting flange is connected with the lower end plate, and an internal thread structure for connecting the connecting member is provided in the fixing sleeve.
According to the preferable scheme of the pipe pile joint provided by the invention, the upper section pile is embedded with the installation box body, the guide groove is formed in the installation box body, the upper end of the connecting piece is embedded into the installation box body, and the installation box body is made of a metal material.
In a second aspect, a tubular pile construction method is provided, which uses the tubular pile joint for construction, and includes the following steps:
the pile driver is in place, so that the center of a clamping opening of the pile driver is aligned with the center of a pile position;
probing the pile to remove obstacles;
hoisting and inserting the lower section piles in place;
the upper pile section and the lower pile section are connected through the pipe pile joints;
aligning the upper section pile and the lower section pile in a centering way, and coating a sealing material at the connecting position of the upper section pile and the lower section pile;
and (5) carrying out static pressure pile sinking and pile feeding.
The invention has the beneficial effects that:
the invention provides a tubular pile joint which is used for connecting an upper pile section and a lower pile section which are adjacent, wherein an upper end plate is arranged on the bottom surface of the upper pile section, a lower end plate is arranged on the top surface of the lower pile section, and the tubular pile joint comprises a connecting piece and a limiting piece. The lower end of the connecting piece penetrates through the lower end plate and is embedded into the lower pile, the upper end of the connecting piece penetrates through the upper end plate and is embedded into the upper pile, and the connecting piece is provided with a limiting hole. Be provided with the guide way on the upper segment stake, the guide way extends along the horizontal direction, and the up end plate closing cap is in the notch of guide way, and the locating part sets up in the guide way to have dodge position and locking position, the locating part can be by dodging position translation to locking position. When connecting upper segment stake and lower segment stake, at first with the lower extreme embedding of connecting piece in the lower segment stake, at this moment, the locating part is located dodges the position, it can dodge the passageway that lets out the connecting piece and stretch into the upper segment stake, so that the connecting piece can pass the guide way, and imbed smoothly inside the upper segment stake, afterwards, the locating part is by dodging position translation to locking position, in order to wear to locate the spacing downthehole of connecting piece, thereby the locking connecting piece, the relative lower segment stake of upper segment stake is unable horizontal migration this moment, also unable vertical migration, thereby the butt joint and the fixing of upper segment stake and lower segment stake have been realized. Compared with the construction mode of welding the upper pile and the lower pile in the prior art, the tubular pile joint can conveniently and quickly connect two adjacent upper and lower tubular piles, does not need welding procedures, simplifies construction steps, improves the overall construction quality and reduces the construction cost.
The invention also provides a tubular pile construction method, wherein the adjacent upper section pile and lower section pile are connected through the tubular pile joint, the process is simple, the construction efficiency is high, welding is not needed, the construction quality is ensured to be good, the upper section pile and the lower section pile are conveniently aligned, and the connecting position of the upper section pile and the lower section pile is coated with a sealing material.
Drawings
FIG. 1 is a schematic view of the installation box in the upper pile according to the embodiment of the present invention;
FIG. 2 is a schematic diagram of a tubular pile joint according to an embodiment of the present invention;
FIG. 3 is a schematic view of a connector according to an embodiment of the present invention;
FIG. 4 is a schematic view of a guide slot on a mounting cartridge provided by an embodiment of the present invention;
fig. 5 is a front view of a limiting member according to an embodiment of the present invention.
Fig. 6 is a side view of a position limiter according to an embodiment of the present invention.
Fig. 7 is a top view of a position limiting member according to an embodiment of the invention.
In the figure:
100. pile sections are added; 200. pile sections are arranged; 101. an upper end plate; 201. a lower end plate;
1. a connecting member; 2. a stopper; 3. installing a box body; 4. an elastic stopper; 5. a second elastic member; 6. a fixing member;
11. a limiting hole;
21. a limiting body; 22. a boss portion;
31. a guide groove; 32. an insertion hole; 311. a large trough section; 312. a small groove section; 313. a stopping step;
41. a first elastic member; 42. a stopper;
61. fixing a sleeve; 62. a connecting flange.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 and 2, the present embodiment provides a pipe pile joint for connecting adjacent upper piles 100 and lower piles 200. The bottom surface of the upper pile 100 is provided with an upper end plate 101, the top surface of the lower pile 200 is provided with a lower end plate 201, and the pipe pile joint comprises a connecting piece 1 and a limiting piece 2.
Referring to fig. 2, the lower end of the connecting member 1 passes through the lower end plate 201 and is embedded in the lower pile 200, and the upper end of the connecting member 1 passes through the upper end plate 101 and is embedded in the upper pile 100. Referring to fig. 3, the connecting member 1 is provided with a limiting hole 11. The upper pile 100 is provided with a guide groove 31, the guide groove 31 extends along the horizontal direction, the upper end plate 101 covers the notch of the guide groove 31, the limiting member 2 is arranged in the guide groove 31 and has an avoiding position and a locking position, and the limiting member 2 can translate from the avoiding position to the locking position.
When the upper pile 100 and the lower pile 200 are connected, the lower end of the connecting member 1 is first inserted into the lower pile 200. At this time, the limiting member 2 is located at an avoiding position, which can avoid a passage through which the connecting member 1 extends into the upper pile 100, so that the connecting member 1 can pass through the guide groove 31 and be smoothly embedded into the upper pile 100. Subsequently, locating part 2 is by dodging the position translation to locking position to wear to locate in connecting piece 1's spacing hole 11, thereby locking connecting piece 1, the relative unable horizontal migration of lower section stake 200 of upper section stake 100 this moment, also unable vertical migration, thereby realized the butt joint of upper section stake 100 and lower section stake 200 and fixed.
Compare in prior art through the construction mode of welded connection upper segment stake 100 and lower segment stake 200, can connect two adjacent upper and lower tubular piles through this tubular pile joint convenient and fast ground, need not welding process, simplify the construction step, improve whole construction quality, reduce construction cost.
The upper end plate 101 and the lower end plate 201 are usually made of steel plates, the upper pile 100 and the lower pile 200 are formed by pouring concrete, the upper end plate 101 and the lower end plate 201 are arranged on the framework structures of the upper pile 100 and the lower pile 200 before pouring, after pouring forming, the concrete of the upper pile 100 and the upper end plate 101 are formed into a whole, and the lower pile 200 and the concrete and the lower end plate 201 are formed into a whole.
An insertion hole 32 communicating with the guide groove 31 is provided in the upper pile 100, and the insertion hole 32 is used for penetrating the connecting member 1, that is, the upper end of the connecting member 1 passes through the guide groove 31 and extends into the insertion hole 32.
Referring to fig. 1 and 2, an installation box 3 is embedded in the upper pile 100, and the installation box 3 is made of a metal material. Since the upper pile 100 made of concrete is inconvenient to form the guide groove 31 and the hole (i.e., the insertion hole 32) for allowing the connecting member 1 to be inserted, the installation box body 3 made of metal material is arranged inside the upper pile 100, and the guide groove 31 and the insertion hole 32 are formed in the installation box body 3, so that the operation is more convenient and the implementation is easier. Optionally, the mounting box 3 is made of a steel material.
Illustratively, the installation case 3 may be integrally formed with the concrete structure of the upper pile 100 at the stage of casting the upper pile 100, as in the upper end plate 101.
Referring to fig. 2, an elastic stopper 4 is connected to a top wall of the insertion hole 32, and the elastic stopper 4 can protrude out of the insertion hole 32 to stop the limiting member 2 at the escape position, so that the connection member 1 passes through the guide groove 31 and extends into the insertion hole 32. During the extension of the connection member 1 into the insertion hole 32, the connection member 1 compresses the elastic stopper 4 to release the position-limiting member 2. When the connecting piece 1 moves to the position where the limiting hole 11 is aligned with the limiting piece 2, the limiting piece 2 can penetrate into the limiting hole 11.
Specifically, referring to fig. 2, the elastic stopper 4 includes a first elastic member 41 and a stopper 42 connected to each other, an end of the first elastic member 41 remote from the stopper 42 is connected to a top wall of the insertion hole 32, and the stopper 42 at least partially protrudes out of the insertion hole 32 to stop the position-limiting member 2. Referring to the orientation shown in fig. 2, in the natural state of the first elastic element 41, the right side of the stop element 42 is used for stopping the limiting element 2, and the left side of the stop element 42 can contact with the wall surface of the installation box body 3 to ensure that the limiting element 2 is stably located at the avoiding position.
Illustratively, the first elastic member 41 is a spring, and the stopper 42 is a steel plate having a cylindrical shape, a diameter of which is slightly smaller than that of the insertion hole 32.
Referring to fig. 2, a second elastic member 5 is disposed between the limiting member 2 and the groove wall of the guide groove 31, the extending direction of the second elastic member 5 is the same as the translating direction of the limiting member 2, and the limiting member 2 can translate from the avoiding position to the locking position under the elastic force of the second elastic member 5. When the stopper 42 stops the limiting member 2, the second elastic member 5 is in a compressed state, and when the limiting hole 11 of the connecting member 1 is aligned with the limiting member 2, the limiting member 2 can move leftward under the elastic force of the second elastic member 5 to penetrate through the limiting hole 11. The second elastic member 5 is exemplarily a spring.
Referring to fig. 5, 6 and 7, the limiting member 2 includes a limiting body 21 and a protrusion 22 protruding on the limiting body 21, the cross section of the limiting body 21 and the cross section of the protrusion 22 are both rectangular, and the cross section area of the protrusion 22 is smaller than the cross section area of the limiting body 21. Correspondingly, referring to fig. 4, the guide groove 31 includes a large groove section 311 engaged with the position limiting body 21 and a small groove section 312 engaged with the boss 22, the cross sections of the large groove section 311 and the small groove section 312 are also rectangular, and the cross section area of the small groove section 312 is smaller than that of the large groove section 311. The mounting box body 3 is formed with stopping steps 313 on two opposite sides of the small groove section 312, and the stopping steps 313 are used for stopping one side of the elastic stopping member 4, which faces away from the limiting member 2.
In this embodiment, in the natural state of the first elastic member 41, the stopper 42 below the first elastic member extends out of the insertion hole 32, and the top surface of the stopper is flush with the bottommost end of the insertion hole 32. At this time, the left side of the stopper 42 is stopped by the stopping steps 313 on both sides of the small groove section 312, so that the stopper 42 can reliably stop the stopper 2 on the right side, and the stopper 2 is ensured to be at a position avoiding the connecting member 1.
Further, the protrusion 22 is protruded at the middle position of the top of the limiting body 21, and the small groove section 312 is located at the middle position of the top of the large groove section 311.
Referring to fig. 2, a fixing member 6 is embedded in the lower pile 200, the fixing member 6 is located below the lower end plate 201, and the lower end of the connecting member 1 penetrates through the lower end plate 201 and is in threaded connection with the fixing member 6, so that connection is firm and convenient. Further, the fixing member 6 includes a fixing sleeve 61, a bottom surface of the fixing sleeve 61 is closed, a connecting flange 62 is circumferentially disposed at an opening at a top end of the fixing sleeve 61, the connecting flange 62 is connected with the lower end plate 201, and an internal thread structure for connecting the connecting member 1 is disposed in the fixing sleeve 61. The fixing member 6 is made of a steel material, and can be cast in the lower pile 200. Since the lower pile 200 of the concrete structure cannot be provided with the threaded hole, the fixing member 6 made of steel and provided with the threaded hole is embedded in the lower pile, so that the lower pile can be conveniently connected with the connecting member 1. By providing the connecting flange 62, the connection of the fixing member 6 to the lower end plate 201 can be facilitated, and the two can be welded or fixed by a threaded fastener.
The embodiment also provides a tubular pile construction method, which adopts the tubular pile joint for construction and comprises the following steps:
s1, the pile driver is in place, so that the center of a clamping opening of the pile driver is aligned with the center of a pile position;
s2, pile detection is carried out to remove obstacles;
s3, hoisting and inserting the lower pile section 200 in place;
s4, connecting the upper pile section 100 and the lower pile section 200 through pipe pile joints;
s5, aligning the upper pile 100 and the lower pile 200, and coating a sealing material at the connecting position of the upper pile 100 and the lower pile 200;
and S6, performing static pressure pile sinking and pile feeding.
In step S5, the sealing material may be epoxy resin. The upper pile section 100 and the lower pile section 200 are mechanically connected through a pipe pile joint and sealed by coating a sealing material, so that the upper pile section 100 and the lower pile section 200 form a continuous and complete whole body, can resist the corrosion of the external environment, and has higher durability than a common pipe pile.
According to the pipe pile construction method provided by the embodiment, the adjacent upper pile section 100 and lower pile section 200 are connected through the pipe pile joints, the process is simple, the construction efficiency is high, welding is not needed, the construction quality is ensured to be good, the upper pile section 100 and the lower pile section 200 can be conveniently aligned, and the connecting positions of the upper pile section 100 and the lower pile section 200 are coated with sealing materials and other subsequent steps.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a tubular pile connects for connect adjacent upper segment stake (100) and lower segment stake (200), its characterized in that, the bottom surface of upper segment stake (100) is provided with upper end plate (101), the top surface of lower segment stake (200) is provided with lower end plate (201), tubular pile connects and includes:
the lower end of the connecting piece (1) penetrates through the lower end plate (201) and is embedded into the lower pile (200), the upper end of the connecting piece (1) penetrates through the upper end plate (101) and is embedded into the upper pile (100), and a limiting hole (11) is formed in the connecting piece (1);
the limiting piece (2), a guide groove (31) is arranged on the upper pile (100), the guide groove (31) extends along the horizontal direction, the upper end plate (101) covers the notch of the guide groove (31), and the limiting piece (2) is arranged in the guide groove (31) and has an avoiding position and a locking position;
when locating part (2) is located dodge the position, connecting piece (1) can pass guide way (31) and imbed in last section stake (100), locating part (2) can by dodge the position translation extremely locking position to wear to locate in spacing hole (11).
2. The tubular pile joint according to claim 1, wherein an insertion hole (32) communicating with the guide groove (31) is provided in the upper pile (100), the insertion hole (32) is used for penetrating the connecting member (1), an elastic stop member (4) is connected to a top wall of the insertion hole (32), the elastic stop member (4) can extend out of the insertion hole (32) to stop the limiting member (2) at the avoiding position, and the connecting member (1) can compress the elastic stop member (4) to release the limiting member (2).
3. The tube pile joint according to claim 2, wherein the elastic stopper (4) comprises a first elastic member (41) and a stopper (42) connected, one end of the first elastic member (41) away from the stopper (42) is connected to the top wall of the insertion hole (32), and the stopper (42) at least partially protrudes out of the insertion hole (32) to stop the stopper (2).
4. The tubular pile joint according to claim 2, characterized in that the limiting member (2) comprises a limiting body (21) and a protruding portion (22) protruding from the limiting body (21), the guide groove (31) comprises a large groove section (311) engaged with the limiting body (21) and a small groove section (312) engaged with the protruding portion (22), two opposite sides of the small groove section (312) on the upper pile (100) form a stopping step (313) respectively, and the stopping step (313) is used for stopping the elastic stopping member (4) facing away from one side of the limiting member (2).
5. The tube pile joint according to claim 4, wherein the cross section of the limiting body (21) and the cross section of the protrusion (22) are both rectangular, and the cross-sectional area of the protrusion (22) is smaller than the cross-sectional area of the limiting body (21).
6. The tubular pile joint according to any one of claims 1 to 5, wherein a second elastic member (5) is disposed between the limiting member (2) and the wall of the guide groove (31), the extending direction of the second elastic member (5) is the same as the translating direction of the limiting member (2), and the limiting member (2) can be translated to the locking position from the avoiding position under the elastic force action of the second elastic member (5).
7. The tubular pile joint according to any one of claims 1-5, wherein a fixing member (6) is embedded in the lower pile (200), the fixing member (6) is located below the lower end plate (201), and the lower end of the connecting member (1) is in threaded connection with the fixing member (6).
8. The tubular pile joint according to claim 7, characterized in that the fixing member (6) comprises a fixing sleeve (61), the bottom surface of the fixing sleeve (61) is closed, a connecting flange (62) is circumferentially arranged at the top opening of the fixing sleeve (61), the connecting flange (62) is connected with the lower end plate (201), and an internal thread structure for connecting the connecting member (1) is arranged in the fixing sleeve (61).
9. The tubular pile joint according to any one of claims 1-5, wherein an installation box body (3) is embedded in the upper pile (100), the guide groove (31) is arranged on the installation box body (3), the upper end of the connecting piece (1) is embedded in the installation box body (3), and the installation box body (3) is made of metal material.
10. A pipe pile construction method, characterized in that the pipe pile joint according to any one of claims 1-9 is used for construction, comprising the following steps:
the pile driver is in place, so that the center of a clamping opening of the pile driver is aligned with the center of a pile position;
probing the pile to remove obstacles;
hoisting and inserting the lower section pile (200) in place;
the upper pile (100) and the lower pile (200) are connected through the pipe pile joints;
the upper pile (100) and the lower pile (200) are aligned in a centering way, and sealing materials are coated at the connecting positions of the upper pile (100) and the lower pile (200);
and (5) carrying out static pressure pile sinking and pile feeding.
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| CN115075234B (en) | 2023-10-20 |
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