CN116641384A - Construction method of pile hole pile casing - Google Patents
Construction method of pile hole pile casing Download PDFInfo
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- CN116641384A CN116641384A CN202310048145.8A CN202310048145A CN116641384A CN 116641384 A CN116641384 A CN 116641384A CN 202310048145 A CN202310048145 A CN 202310048145A CN 116641384 A CN116641384 A CN 116641384A
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- pile
- casing
- pile hole
- layer frame
- frame
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 12
- 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
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005457 optimization Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002689 soil Substances 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
- E02D13/02—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers specially adapted for placing or removing bulkheads
-
- 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
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
-
- 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
- E02D5/66—Mould-pipes or other moulds
- E02D5/665—Mould-pipes or other moulds for making 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
- E02D5/66—Mould-pipes or other moulds
- E02D5/68—Mould-pipes or other moulds for making bulkheads or elements thereof
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
- E02D9/02—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof by withdrawing
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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 construction method of pile hole pile casings, which comprises the steps of obtaining pile hole pile casing lifting devices and a plurality of sections of pile hole pile casings, wherein the pile hole pile casings are detachably connected with each other, when the pile hole pile casings are sinking, the pile hole pile casings are sequentially clamped by the pile hole pile casing lifting devices, and the sinking operation is carried out after the connection of two adjacent pile hole pile casings; when the pile hole pile casing is pulled out, the pile hole pile casing at the uppermost end is clamped by the pile hole pile casing lifting device, the pile hole is pulled out, then the pile hole pile casing at the hole opening of the pile hole is clamped, the pile hole pile casings between the two clamped pile hole pile casings are removed, the pile hole pile casing at the uppermost end is connected with the pile hole pile casing at the pile hole, and pulling operation is repeated until all pile hole pile casings are pulled out. The invention has simple structure, relatively small volume, convenient transportation, convenient operation and easy construction, and is more suitable for field mountain construction.
Description
Technical Field
The invention relates to the field of pile hole construction, in particular to a construction method of a pile hole casing.
Background
In the process of hole pile construction, because the soil property is unstable, a large potential safety hazard exists, so the steel retaining wall is adopted to protect the hole pile, and the hole collapse is prevented from affecting the construction progress and safety. In the current pile casing construction, an ultralong steel pile casing is usually adopted as an enclosure structure, a vibration hammering method is usually adopted for sinking the steel pile casing, and for pulling out the steel pile casing, the self weight and the stratum friction resistance of the steel pile casing are required to be overcome, and large-scale hoisting equipment is usually adopted for pulling out. However, in the field mountain region, the traffic is inconvenient, and large-scale hoisting equipment cannot reach the field, so that the steel pile casing cannot be pulled out, the steel pile casing cannot be recovered, and the construction cost is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that: how to provide a construction method of pile hole pile casing which is simple in operation and convenient to sink and pull out the pile casing.
In order to solve the technical problems, the invention adopts the following technical scheme:
the construction method of the pile hole pile casing comprises the following steps:
(1) The pile hole pile casing comprises a pile casing lifting device and a plurality of pile hole pile casings, wherein the pile hole pile casings are detachably connected with each other, the pile casing lifting device comprises an upper layer frame and a lower layer frame which are opposite to each other up and down and are arranged with the same central line, a supporting frame which is opposite to each other along the central line direction of the upper layer frame is arranged on one side of the upper layer frame opposite to the lower layer frame, a plurality of lifting screws are uniformly arranged between the upper layer frame and the lower layer frame at intervals around the central line direction of the supporting frame, the central line of each lifting screw is parallel to the central line of the lower layer frame, the lower ends of the lifting screws are rotatably connected to the lower layer frame, the upper ends of the lifting screws penetrate through the upper layer frame and are rotatably connected to the supporting frame, the lifting screws are in threaded fit with the upper layer frame, lifting brackets are fixedly connected to the lower layer frame, the lifting driving devices are respectively driven to rotate by the lifting driving devices, and the pile hole pile casings are positioned on the inner sides of the upper layer frame and the lower layer frame, and the pile casing clamping devices capable of clamping the pile hole pile casings are respectively arranged on the upper layer frame and the lower layer frame;
(2) In the pile casing sinking process, a lower layer frame is placed on the ground, the position of the lower layer frame is adjusted to enable a pile hole to be located on the inner side of the lower layer frame, one pile hole casing is placed on the inner side of the lower layer frame, the pile hole casing and the pile hole are adjusted to be concentric, then a lifting driving device controls a lifting screw to rotate, the upper layer frame descends, the upper part of the pile hole casing is clamped by a pile casing clamping device located on the upper layer frame, the upper layer frame is continuously operated to descend, the lower end of the pile hole casing is pressed into the pile hole, and the upper end of the pile hole casing is kept to be located outside the pile hole;
(3) Loosening the pile hole pile casing by a pile casing clamping device positioned on the upper frame, lifting the upper frame, acquiring another pile hole pile casing, connecting the lower end of the newly acquired pile hole pile casing with the upper end of the pile hole pile casing which is sunk in the pile hole and the upper end of which extends out of the pile hole, then lowering the upper frame, clamping the upper part of the newly acquired pile hole pile casing by the pile casing clamping device positioned on the upper frame, then pressing the newly acquired pile hole pile casing down into the pile hole, reserving the upper end of the newly acquired pile hole pile casing outside the pile hole, and repeating the steps until the support of the whole pile hole is completed;
(4) After pile hole concrete pouring is completed, the pile hole pile casing is required to be pulled out, the upper layer frame is operated to descend, the pile hole pile casing at the pile hole opening is clamped by the pile hole pile casing clamping device on the upper layer frame, then the upper layer frame is operated to ascend, so that the pile hole pile casing clamped by the pile hole pile casing clamping device on the upper layer frame and one or more pile hole pile casings below the pile hole pile casing are pulled out of the pile hole, then the pile hole pile casing clamping device on the lower layer frame clamps the upper part of the pile hole pile casing at the pile hole opening, which is exposed out of the pile hole opening, and the pile hole pile casing between the two pile hole pile casings clamped by the pile hole pile casing clamping devices on the upper layer frame and the lower layer frame is removed;
(5) Lowering the upper frame, connecting the lower end of the pile hole casing clamped by the casing clamping device on the upper frame with the upper end of the pile hole casing clamped by the casing clamping device on the lower frame, loosening the clamping of the pile hole casing by the casing clamping device on the lower frame, operating the upper frame to rise, pulling out one or more pile hole casings below the pile hole casing clamped by the casing clamping device on the upper frame out of the pile hole, and then clamping the upper part of the pile hole casing at the pile hole opening exposed out of the pile hole opening by the casing clamping device on the lower frame, and dismantling the pile hole casing between the two pile hole casings clamped by the casing clamping devices on the upper frame and the lower frame;
(6) And (5) repeating the step until all pile hole casings are pulled out of the pile holes.
In the invention, the whole retaining wall is decomposed into a plurality of pile hole retaining cylinders, and the pile hole retaining cylinders are sunk by one section by utilizing the principle of the cooperation of the screw rod and the lifting in the process of sinking the retaining cylinders, so that the retaining cylinders do not need to be hammered at a higher height, thereby being beneficial to the miniaturization of equipment and convenient for transportation. In the process of pulling out, after the pile hole pile casing at the uppermost end except the pulled pile hole and the pile hole pile casing at the pile hole opening are clamped respectively, one or more sections of middle pile hole pile casings can be detached independently, namely, one section of pile hole pile casing is lifted and detached until all pile hole pile casings are pulled out, the mode of pulling out the pile hole pile casing in sections is convenient to operate, in addition, in the process of pulling out the pile hole pile casings respectively, the load on the lifting driving device is gradually reduced, the service life of the lifting driving device is prolonged, the energy consumption is reduced, the overall quality of the pile hole pile casing is unchanged relative to that of the ultra-long pile casing, and the energy consumption is larger as the lifting height is higher.
As the optimization, upper frame with lower floor's frame is square shape, the top surface of lower floor's frame just is located the top surface of lower floor's frame is the position of four corners respectively fixedly connected with worm wheel and worm seat, the quantity of lifting screw is unanimous and is corresponding with each worm wheel and worm seat respectively with worm wheel and worm seat, the lower extreme of lifting screw is connected with the worm wheel output transmission on the worm wheel and worm seat, the lifting support is located on the lateral surface of one of them side of lower floor's frame, lifting gearing includes two power steering seats with lifting support fixed connection, two power steering seats are located respectively lifting drive device is followed lifting drive device corresponds the both sides of side extending direction on the lower floor's frame, two power steering seats respectively with two worm wheel and worm seats of its place side, lifting drive device's output is double-end output and is connected through output transmission shaft I and the input transmission of two power steering seats respectively, the one end on the worm wheel of the worm seat adjacent with the place of its place side is connected through output transmission shaft II on the worm wheel and worm seat of two power steering seat through the transmission shaft III that the same side is located between the power steering wheel and worm seat.
In the invention, only one lifting driving device is adopted, the occurrence of the asynchronous starting condition of a plurality of lifting driving devices is avoided, the direction of the transmission force is changed by arranging the power steering seat due to the relation of the installation positions of the lifting driving devices, and the lifting screw is driven by the cooperation of the worm gear and the worm, so that when the lifting driving devices operate, the lifting screw can be simultaneously driven to rotate, and the deviation of pile hole pile casing can be avoided.
As an optimization, the pile casing clamping device comprises two V-shaped clamps which are oppositely arranged, the inner sides of the two V-shaped clamps are opposite, the V-shaped clamps comprise two clamping arms, one ends of the two clamping arms are fixedly connected, the inner sides of the clamping arms are respectively provided with a circular arc clamping strip, the outer side faces of the circular arc clamping strips are fixedly connected with the corresponding clamping arms, the bottoms and the two end parts of the V-shaped clamps are respectively arranged on the top faces of the corresponding upper layer frame or lower layer frame, the two end parts of the V-shaped clamps penetrate through positioning bolts inserted into the corresponding upper layer frame or lower layer frame, when the two V-shaped clamps are limited and fixed on the corresponding upper layer frame or lower layer frame, the four circular arc clamping strips are positioned on the same circumference and are internally provided with pile casing clamping spaces for enabling the pile casing to penetrate through, circular arc clamping grooves which are concavely arranged at the positions corresponding to the circular arc clamping strips on the outer peripheral faces of the upper parts of the pile casing, and the circular arc clamping strips can be inserted into the corresponding circular arc clamping grooves positioned in the pile casing clamping spaces.
Two V-shaped clamps are respectively arranged at two sides of the pile hole pile casing, and then the circular arc clamping strips correspondingly extend into circular arc clamping grooves of the pile hole pile casing, so that the V-shaped clamps can restrain the pile hole pile casing, are arranged on the corresponding upper layer frame or lower layer frame and are limited and fixed through positioning bolts, and therefore clamping and supporting of the pile hole pile casing are completed.
As the optimization, the arm lock includes interior arm strip and the outer arm strip that is located the arm lock outside, and interior arm strip is relative and parallel arrangement with outer arm strip, V-arrangement clamping is located two arm lock connection's one end is provided with the arm lock connecting block, and interior arm strip and outer arm strip's one end respectively fixed connection is on the arm lock connecting block, and interior arm strip and outer arm strip's the other end are provided with respectively rather than fixed connection's arm strip connecting block, arc clamping strip includes the cambered surface board, and the cambered surface board is along being on a parallel with stake hole protects a section of thick bamboo central line direction and extends and follow stake hole protects a section of thick bamboo circumference direction crooked, and the cambered surface board is separated by setting up with interior arm strip, is on a parallel with between cambered surface board and the interior arm strip along being on a parallel with stake hole protects a section of thick bamboo central line direction interval and is provided with upper connecting plate and lower connecting plate, upper connecting plate place plane and with stake hole protects a section of thick bamboo central line looks vertically, upper connecting plate and lower connecting plate's one end respectively with the both sides arc edge fixed connection, upper connecting plate and lower connecting plate's the other end and interior arm strip fixed connection, the outside face of cambered surface board is evenly provided with a plurality of arc connecting strips along the cambered surface direction that the cambered surface is connected with the radial direction of connecting strip, and is kept away from the connecting strip, and is connected with the connecting strip along the cambered surface, and is connected with the connecting strip along the radial direction. Because pile hole protects a section of thick bamboo weight great, inside and outside bilayer structure's arm strip can increase self support intensity, and many connecting strips can increase the support intensity to pile hole protects a section of thick bamboo.
Compared with the prior art, the invention has the advantages of simple structure, relatively small volume, convenient transportation, convenient operation and easy construction, and is more suitable for field mountain construction.
Drawings
FIG. 1 is a schematic diagram of a connection structure between a pile casing lifting device and a pile hole casing in the present embodiment;
fig. 2 is a schematic structural diagram of a pile Kong Hutong lifting driving structure according to the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined. In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 and 2, the construction method of the pile hole casing in this embodiment includes the following steps:
(1) The pile hole pile casing 1 is detachably connected with the pile hole pile casing 1, the pile hole pile casing 1 comprises an upper layer frame 2 and a lower layer frame 3 which are opposite to each other up and down and are arranged with the same central line, one side of the upper layer frame 2, which is opposite to the lower layer frame 3, is provided with a supporting frame 4 opposite to the central line direction of the upper layer frame 2, a plurality of lifting screws 5 are uniformly arranged between the upper layer frame 2 and the lower layer frame 3 around the central line direction of the upper layer frame 2 at intervals, the central line of the lifting screws 5 is parallel to the central line of the lower layer frame 3, the lower ends of the lifting screws 5 are rotatably connected with the lower layer frame 3, the upper ends of the lifting screws 5 penetrate through the upper layer frame 2 and are rotatably connected with the supporting frame 4, the lifting screws 5 are in threaded fit with the upper layer frame 2, the lower layer frame 3 is fixedly connected with a lifting bracket 6, the lifting driving device 7 is fixedly connected with the lifting frame 6, the lifting driving device 7 can respectively drive the lifting screws 5 to rotate through the lifting driving device, the pile hole pile casing 1 is positioned on the inner sides of the upper layer frame 2 and the lower layer frame 3, the pile casing 1 can be clamped by the upper layer frame 3;
(2) In the pile casing sinking process, a lower layer frame 3 is placed on the ground, the position of the lower layer frame 3 is adjusted to enable a pile hole to be located on the inner side of the lower layer frame 3, one pile hole casing 1 is placed on the inner side of the lower layer frame 3, the pile hole casing 1 and the pile hole are adjusted to be concentric, then a lifting driving device 7 controls a lifting screw 5 to rotate, the upper layer frame 2 descends, the upper part of the pile hole casing 1 is clamped by a pile casing clamping device located on the upper layer frame 2, the upper layer frame 2 is continuously operated to descend, the lower end of the pile hole casing 1 is pressed into the pile hole, and the upper end of the pile hole casing 1 is kept to be located outside the pile hole;
(3) Loosening the pile hole pile casing 1 by a pile casing clamping device positioned on the upper frame 2, lifting the upper frame 2, acquiring another pile hole pile casing 1, connecting the lower end of the newly acquired pile hole pile casing 1 with the upper end of the pile hole pile casing 1 which is sunk in the pile hole and the upper end of which extends out of the pile hole, then descending the upper frame 2, clamping the upper part of the newly acquired pile hole pile casing 1 by the pile casing clamping device positioned on the upper frame 2, then pressing the newly acquired pile hole pile casing 1 into the pile hole, reserving the upper end of the newly acquired pile hole pile casing 1 outside the pile hole, and repeating the steps until the support of the whole pile hole is completed;
(4) After pile hole concrete pouring is completed, the pile hole casing 1 is required to be pulled out, the upper layer frame 2 is operated to descend, the pile hole casing 1 positioned at the pile hole opening is clamped by the casing clamping device on the upper layer frame 2, the upper part of the pile hole casing 1 exposed out of the pile hole opening is then operated to ascend, the pile hole casing 1 clamped by the casing clamping device on the upper layer frame 2 and one or more sections of pile hole casings 1 below the pile hole casing 1 are pulled out of the pile hole, then the pile hole casing clamping device on the lower layer frame 3 clamps the upper part of the pile hole casing 1 positioned at the pile hole opening and exposed out of the pile hole opening, and the pile hole casing 1 between the two pile hole casings 1 clamped by the pile hole casing clamping devices on the upper layer frame 2 and the lower layer frame 3 is removed;
(5) Lowering the upper frame 2, connecting the lower end of the pile hole casing 1 clamped by the casing clamping device on the upper frame 2 with the upper end of the pile hole casing 1 clamped by the casing clamping device on the lower frame 3, loosening the clamping of the pile hole casing 1 by the casing clamping device on the lower frame 3, operating the upper frame 2 to rise, so that one or more sections of pile hole casings 1 under the pile hole casing 1 clamped by the casing clamping device on the upper frame 2 are pulled out of the pile hole, then clamping the upper part of the pile hole casing 1 at the pile hole opening exposed out of the pile hole opening by the casing clamping device on the lower frame 3, and dismantling the pile hole casing 1 between the two pile hole casings 1 clamped by the casing clamping devices on the upper frame 2 and the lower frame 3;
(6) And (5) repeating the step until all pile hole casings 1 are pulled out of the pile holes.
In this embodiment, upper frame 2 with lower frame 3 is square shape, the top surface of lower frame 3 just is located the position of four corners of lower frame 3 is fixedly connected with worm wheel and worm seat 8 respectively, the quantity of lifting screw 5 is unanimous and is corresponding with each worm wheel and worm seat 8 respectively with worm wheel and worm seat 8 quantity, the lower extreme of lifting screw 5 is connected with the worm wheel output transmission on worm wheel and worm seat 8, lifting support 6 is located on the lateral surface of one side of lower frame 3, lifting transmission includes two power steering seat 9 with lifting support 6 fixed connection, and two power steering seat 9 are located respectively lifting drive device 7 is followed lifting drive device 7 corresponds the both sides of lower frame 3 upside extending direction, two power steering seat 9 respectively with two worm wheel and worm seat 8 of its place side, lifting drive device 7's output is the double-end output and is connected through output transmission shaft I and the worm wheel and worm seat 8's of two power steering seat 9's input end through respectively, and two power steering drive device's 9 are located between the transmission shaft II side and the power seat is connected through two worm wheel and worm seat 8 on the side of being connected with two worm wheel and worm seat 8.
In this embodiment, the pile casing clamping device includes two V-shaped clamps that set up relatively, and the inboard of two V-shaped clamps is relative, and the V-shaped clamp includes two arms, and the one end fixed connection of two arms, the inboard of arm are provided with convex clamping strip respectively, and the lateral surface of convex clamping strip and its arm fixed connection that corresponds, the bottom and the both ends of V-shaped clamp are arranged in respectively on the top surface of its corresponding upper frame 2 or lower frame 3, and the both ends tip of V-shaped clamp wears to be equipped with the location bolt of inserting in its corresponding upper frame 2 or lower frame 3, and when two V-shaped clamps are spacing to be fixed in its corresponding upper frame 2 or lower frame 3, four convex clamping strips are located on same circumference and its inboard are formed with the pile casing clamping space that is used for making pile hole casing 1 pass, the concave clamping groove that is equipped with of each convex clamping strip respectively on the outer peripheral surface of pile hole casing 1 upper portion, and the convex retaining strip can insert in the pile casing clamping space that corresponds to the arc casing clamping space.
In this embodiment, the arm lock includes interior arm 10 and the outer arm 11 that is located the interior arm 10 outside, and interior arm 10 and outer arm 11 are relative and parallel arrangement, V-arrangement clamping is located two arm lock's one end of being connected and is provided with arm connecting block 12, and the one end of interior arm 10 and outer arm 11 is fixed connection respectively on arm connecting block 12, and the other end of interior arm 10 and outer arm 11 is provided with arm connecting block 13 rather than fixed connection respectively, arc clamping strip includes cambered surface board 14, and cambered surface board 14 is along being on a parallel with the extension of stake hole section of thick bamboo 1 central line direction and follow stake hole section of thick bamboo 1 circumference direction crooked, cambered surface board 14 and interior arm 10 are separated by setting up, and along being on a parallel with stake hole section of thick bamboo 1 central line direction interval between cambered surface board 14 and the interior arm 10 be provided with upper connecting plate 15 and lower connecting plate 16, and upper connecting plate 15 place plane is on a parallel with the plane of lower connecting plate 16 and with stake hole section of thick bamboo 1 central line is perpendicular to each other, and upper connecting plate 15 and lower connecting plate 16's one end are respectively with its arm connecting block 13 of fixed connection, cambered surface board 14 is connected with two side of panel 14 and the radial connecting plate 17 of panel 14 and the side of connecting plate 17 are connected with the inside of panel 10 along the radial direction of connecting plate 17, and the radial connecting plate 17 of connecting plate 17 is connected with the inside and the panel 10, and the inside connecting plate 17 is connected with the cambered surface 17 along the radial connecting plate 17 and the connecting plate 17.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be understood that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A construction method of pile hole pile casing is characterized in that: the method comprises the following steps:
(1) The pile hole pile casing comprises a pile casing lifting device and a plurality of pile hole pile casings, wherein the pile hole pile casings are detachably connected with each other, the pile casing lifting device comprises an upper layer frame and a lower layer frame which are opposite to each other up and down and are arranged with the same central line, a supporting frame which is opposite to each other along the central line direction of the upper layer frame is arranged on one side of the upper layer frame opposite to the lower layer frame, a plurality of lifting screws are uniformly arranged between the upper layer frame and the lower layer frame at intervals around the central line direction of the supporting frame, the central line of each lifting screw is parallel to the central line of the lower layer frame, the lower ends of the lifting screws are rotatably connected to the lower layer frame, the upper ends of the lifting screws penetrate through the upper layer frame and are rotatably connected to the supporting frame, the lifting screws are in threaded fit with the upper layer frame, lifting brackets are fixedly connected to the lower layer frame, the lifting driving devices are respectively driven to rotate by the lifting driving devices, and the pile hole pile casings are positioned on the inner sides of the upper layer frame and the lower layer frame, and the pile casing clamping devices capable of clamping the pile hole pile casings are respectively arranged on the upper layer frame and the lower layer frame;
(2) In the pile casing sinking process, a lower layer frame is placed on the ground, the position of the lower layer frame is adjusted to enable a pile hole to be located on the inner side of the lower layer frame, one pile hole casing is placed on the inner side of the lower layer frame, the pile hole casing and the pile hole are adjusted to be concentric, then a lifting driving device controls a lifting screw to rotate, the upper layer frame descends, the upper part of the pile hole casing is clamped by a pile casing clamping device located on the upper layer frame, the upper layer frame is continuously operated to descend, the lower end of the pile hole casing is pressed into the pile hole, and the upper end of the pile hole casing is kept to be located outside the pile hole;
(3) Loosening the pile hole pile casing by a pile casing clamping device positioned on the upper frame, lifting the upper frame, acquiring another pile hole pile casing, connecting the lower end of the newly acquired pile hole pile casing with the upper end of the pile hole pile casing which is sunk in the pile hole and the upper end of which extends out of the pile hole, then lowering the upper frame, clamping the upper part of the newly acquired pile hole pile casing by the pile casing clamping device positioned on the upper frame, then pressing the newly acquired pile hole pile casing down into the pile hole, reserving the upper end of the newly acquired pile hole pile casing outside the pile hole, and repeating the steps until the support of the whole pile hole is completed;
(4) After pile hole concrete pouring is completed, the pile hole pile casing is required to be pulled out, the upper layer frame is operated to descend, the pile hole pile casing at the pile hole opening is clamped by the pile hole pile casing clamping device on the upper layer frame, then the upper layer frame is operated to ascend, so that the pile hole pile casing clamped by the pile hole pile casing clamping device on the upper layer frame and one or more pile hole pile casings below the pile hole pile casing are pulled out of the pile hole, then the pile hole pile casing clamping device on the lower layer frame clamps the upper part of the pile hole pile casing at the pile hole opening, which is exposed out of the pile hole opening, and the pile hole pile casing between the two pile hole pile casings clamped by the pile hole pile casing clamping devices on the upper layer frame and the lower layer frame is removed;
(5) Lowering the upper frame, connecting the lower end of the pile hole casing clamped by the casing clamping device on the upper frame with the upper end of the pile hole casing clamped by the casing clamping device on the lower frame, loosening the clamping of the pile hole casing by the casing clamping device on the lower frame, operating the upper frame to rise, pulling out one or more pile hole casings below the pile hole casing clamped by the casing clamping device on the upper frame out of the pile hole, and then clamping the upper part of the pile hole casing at the pile hole opening exposed out of the pile hole opening by the casing clamping device on the lower frame, and dismantling the pile hole casing between the two pile hole casings clamped by the casing clamping devices on the upper frame and the lower frame;
(6) And (5) repeating the step until all pile hole casings are pulled out of the pile holes.
2. The method of construction of a pile hole casing according to claim 1, wherein: the upper frame and the lower frame are square, the top surface of the lower frame is located at the four corners of the lower frame, worm and gear seats are fixedly connected to the positions of the four corners of the lower frame respectively, the number of lifting screws is identical to that of the worm and gear seats and corresponds to that of the worm and gear seats respectively, the lower ends of the lifting screws are in transmission connection with worm and gear output ends on the worm and gear seats, the lifting support is located on the outer side surface of one side of the lower frame, the lifting transmission device comprises two power steering seats fixedly connected with the lifting support, the two power steering seats are located on two sides of the lifting driving device corresponding to the upper side edge extending direction of the lower frame respectively, the two power steering seats are respectively corresponding to the two worm and gear seats on the side where the two power steering seats are located, the output ends of the lifting driving device are in double-head output and are respectively in transmission connection with the input ends of the two power steering seats through an output transmission shaft I, one end of a worm on the adjacent worm and gear seat on the side where the two power steering seats are located is in transmission connection with the worm and gear II through an output transmission shaft II, and the two power steering seats are located between the two worm and gear seats and the two power steering seats are connected through the worm transmission shafts III.
3. The method of construction of a pile hole casing according to claim 1, wherein: the pile casing clamping device comprises two V-shaped clamps which are oppositely arranged, the inner sides of the two V-shaped clamps are opposite, the V-shaped clamps comprise two clamping arms, one ends of the two clamping arms are fixedly connected, the inner sides of the clamping arms are respectively provided with arc clamping strips, the outer side faces of the arc clamping strips are fixedly connected with the corresponding clamping arms, the bottoms and the two end parts of the V-shaped clamps are respectively arranged on the top surface of the corresponding upper layer frame or lower layer frame, the two end parts of the V-shaped clamps are penetrated with positioning bolts inserted into the corresponding upper layer frame or lower layer frame, when the two V-shaped clamps are limited and fixed on the corresponding upper layer frame or lower layer frame, the four arc clamping strips are positioned on the same circumference, and arc clamping spaces used for enabling the pile casing to penetrate through are formed on the inner sides of the four arc clamping strips, and arc clamping grooves which are concavely arranged at positions corresponding to the clamping strips on the outer circumferential surface of the upper part of the pile casing can be inserted into the arc clamping grooves corresponding to the pile casing.
4. A method of constructing a pile casing according to claim 3, wherein: the clamp arm comprises an inner arm strip and an outer arm strip positioned on the outer side of the inner arm strip, the inner arm strip is opposite to the outer arm strip and is arranged in parallel, one ends of the V-shaped clamp, which are connected with the two clamp arms, are provided with clamp arm connecting blocks, one ends of the inner arm strip and the outer arm strip are respectively and fixedly connected to the clamp arm connecting blocks, the other ends of the inner arm strip and the outer arm strip are respectively and fixedly connected with the arm strip connecting blocks, the arc-shaped clamping strip comprises an arc-shaped plate, the arc-shaped plate extends along the direction parallel to the central line of the pile hole casing and is bent along the circumferential direction of the pile hole casing, the arc-shaped plate is arranged at intervals with the inner arm strip, an upper connecting plate and a lower connecting plate are arranged between the arc-shaped plate and the inner arm strip along the direction parallel to the central line of the pile hole casing, the plane of the upper connecting plate is parallel to the plane of the lower connecting plate and is perpendicular to the central line of the pile hole casing, one ends of the upper connecting plate and the lower connecting plates are respectively and fixedly connected with the arc edges of the two sides of the arc-shaped plate, the other ends of the upper connecting plate and the inner arm strip connecting blocks are respectively, the outer side faces of the arc-shaped plate are uniformly arranged along the circumferential direction of the arc-shaped plate, the arc-shaped plate is uniformly spaced along the circumferential direction of the arc-shaped plate, the upper connecting plate extends along the inner connecting strips and the upper connecting strips and the arc-shaped strip extends along the radial direction, and the upper connecting strip is far away from the inner connecting strip, and the connecting strip is far away from the fixed connecting strip, and the connecting strip, and is far from the fixed connecting strip, and is far from the connecting strip connecting rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310048145.8A CN116641384A (en) | 2023-01-31 | 2023-01-31 | Construction method of pile hole pile casing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310048145.8A CN116641384A (en) | 2023-01-31 | 2023-01-31 | Construction method of pile hole pile casing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117127857A (en) * | 2023-08-31 | 2023-11-28 | 新疆维泰开发建设（集团）股份有限公司 | Pile hole protection device for building pile foundation construction and use method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117127857A (en) * | 2023-08-31 | 2023-11-28 | 新疆维泰开发建设（集团）股份有限公司 | Pile hole protection device for building pile foundation construction and use method thereof |
| CN117127857B (en) * | 2023-08-31 | 2024-03-29 | 新疆维泰开发建设（集团）股份有限公司 | Pile hole protection device for building pile foundation construction and use method thereof |
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