CN103266600A - Occlusion pile of full reinforcement pile and construction method thereof - Google Patents

Occlusion pile of full reinforcement pile and construction method thereof Download PDF

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CN103266600A
CN103266600A CN2013101840242A CN201310184024A CN103266600A CN 103266600 A CN103266600 A CN 103266600A CN 2013101840242 A CN2013101840242 A CN 2013101840242A CN 201310184024 A CN201310184024 A CN 201310184024A CN 103266600 A CN103266600 A CN 103266600A
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pile
concrete
square
construction
reinforced
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CN103266600B (en
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翁奔哲
汪晓亮
朱连根
童晓军
胡樟鑫
屈吕文
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Zhejiang Geological And Mineral Construction Co ltd
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ZHEJIANG GUOTU TRANSPORTATION ENGINEERING Co Ltd
ZHEJIANG PROVINCE GEOLOGY AND MINERAL RESOURCES ENGINEERING Co
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Abstract

一种全钢筋桩的咬合桩及其施工方法，属于建筑施工技术领域。它经导墙的施工、钻机就位、下压套管、取土成孔，施工第一个方形钢筋笼砼桩、吊放方形钢筋笼、灌注混凝土、施工第二个方形钢筋笼砼桩、施工第一个圆形钢筋笼砼桩等工艺，得到由间隔咬合连接的方形钢筋笼砼桩和圆形钢筋砼桩构成的咬合桩。本发明通过采用上述技术，在不改变桩间距的情况下，在素桩中加入了方形钢筋笼，且在方形钢筋笼的两侧固定PVC管，在圆形钢筋笼砼桩施工时切割掉一部分PVC管，在桩与桩间延长了渗水路径，减小了渗水概率，还使圆形钢筋笼砼桩和方形钢筋笼砼桩一起抵抗基坑开挖后坑外的主动土的压力，提高整个咬合桩围护体系的含钢量，从而获得更大的围护刚度。

The invention discloses an occlusal pile of a full-reinforced pile and a construction method thereof, which belong to the technical field of building construction. It goes through the construction of the guide wall, the drilling rig is in place, the casing is pressed down, the soil is taken to form a hole, the first square reinforced concrete pile is constructed, the square reinforced cage is placed, the concrete is poured, the second square reinforced concrete pile is constructed, The construction of the first circular reinforced concrete pile and other processes, to obtain the occlusal pile composed of square reinforced concrete piles and circular reinforced concrete piles connected at intervals. In the present invention, by adopting the above technology, without changing the distance between the piles, a square reinforcement cage is added to the plain pile, and PVC pipes are fixed on both sides of the square reinforcement cage, and a part is cut off during the construction of the circular reinforcement cage concrete pile. The PVC pipe prolongs the water seepage path between the piles, reduces the probability of water seepage, and enables the circular reinforced concrete pile and the square reinforced concrete pile to resist the pressure of the active soil outside the pit after excavation, improving the overall The steel content of the occlusal pile enclosure system is obtained to obtain greater enclosure stiffness.

Description

A kind of interlock stake and job practices thereof of full Steel-bar Pile
Technical field
The invention belongs to technical field of building construction, be specifically related to a kind of interlock stake and job practices thereof of full Steel-bar Pile.
Background technology
Tradition interlock stake has adopted the form of a steel one element to construct, but for some to the more sensitive position of surrounding enviroment deformation ratio, near subway or very near shallow foundation building, to the settlement request height of periphery, so the rigidity requirement of fender body is higher, traditional interlock stake has only Steel-bar Pile to bear active earth pressure, the effect of water-stop curtain is just played in plain stake, can not bear pressure, under the bigger situation of the spacing of Steel-bar Pile, bigger to the foundation pit deformation influence; But less Steel-bar Pile spacing will cause plain stake cutting too much, the waste concrete.
Summary of the invention
At the above-mentioned problems in the prior art, the object of the present invention is to provide a kind of interlock stake and job practices thereof of full Steel-bar Pile, it is under the situation that does not change pile spacing, in plain stake, added reinforcing cage, make Steel-bar Pile and original plain stake can resist the initiatively pressure of soil together, increase whole steel content of going along with sb. to guard him system, thereby obtain the bigger rigidity of going along with sb. to guard him.
The interlock stake of described a kind of full Steel-bar Pile, it is characterized in that comprising the one group of stake of square reinforcing cage concrete and circular reinforced concrete pile that is connected at interval successively, the stake of described square reinforcing cage concrete is formed by square reinforcing cage and the cast of conventional concrete, and described circular reinforced concrete pile is formed by circular reinforcing cage and the cast of conventional concrete.
The interlock stake of described a kind of full Steel-bar Pile is characterized in that the both sides, long limit of square reinforcing cage fixedly install the pvc pipe that diameter is 250mm respectively.
The job practices of the interlock stake of described a kind of full Steel-bar Pile is characterized in that comprising the steps:
1) preparation of construction and stake position measure unwrapping wire need arrange the interlock stake around, unwrapping wire according to the position of interlock stake, is measured to the stake position again in the site clearing, determines a stake hole circle heart position;
2) construction of leading wall prevented that the aperture from caving in before carrying out bored pile, guaranteed the smooth operation of all casing drill, and the interlock amount between control stake position positioning accuracy and assurance design stake and the stake, arranged according to the unwrapping wire position and led wall;
3) rig is in place according to pre-determined stake hole circle heart position, 4 footings of full circle swinging rig are aimed at the location, and the height of 4 footings of adjustment full circle swinging rig, adjust the level gauge that footing observes full circle swinging rig fuselage carry simultaneously, be as the criterion to reach standard of fuselage, after rig is in place, with center, sleeve pipe centrally aligned stake position, make around the sleeve pipe and locating hole between the space keep evenly; Adopt verticality detector to measure the sleeve pipe verticality then.
4) press down sleeve pipe, soil taking hole forming, construct and press down successively in order when first square reinforcing cage concrete stake presses down sleeve pipe, earlier the first segment sleeve pipe is hung in the full circle swinging rig anchor ear of step 3), the align piles heart, proofread and correct verticality with full circle swinging rig autogamy instrument and monitoring instrument, reach 3 ‰ after interior the first segment sleeve pipe is pressed in the soil in the sleeve pipe verticality, use towards grab bucket then and in this sleeve pipe, fetch earth, repeat this operation repeatedly, until the first segment sleeve pipe press down put in place after, the second joint sleeve pipe is installed again, dash grab bucket and fetch earth, and so forth, till reaching the design stake end;
5) hang square reinforcing cage and hang square reinforcing cage after the assay was approved at the pore-forming that step 4) obtains, the long limit of square reinforcing cage is with to lead wall vertical, and broadside is with to lead wall parallel;
6) concrete perfusion is poured concrete in the aggregate bin into earlier, hangs the aperture with loop wheel machine then, pours in the storage bin(hopper) on conduit top, in the time of concrete perfusion, tube drawing remains conduit and is lower than more than the concrete surface 2.5m on one side, and so forth until concrete being irritated to stake top mark height;
7) second square reinforcing cage concrete stake repeating step 4 of construction)-6), second square reinforcing cage concrete of construction stake;
8) construct first circular reinforcing cage concrete stake between first square reinforcing cage concrete stake and the stake of second square reinforcing cage concrete, repeating step 4)-6), in construction sequence 5) time, circular reinforcing cage is replaced square reinforcing cage, carry out first circular reinforcing cage concrete pile driving construction;
9) repeating step 7) the 3rd square reinforcing cage concrete stake of construction;
10) repeating step 8) second circular reinforcing cage concrete of construction stake between the stake of second square reinforcing cage concrete and the 3rd square reinforcing cage concrete stake;
11) repeat above-mentioned steps successively, finish to the interlock pile driving construction.
The job practices of the interlock stake of described a kind of full Steel-bar Pile is characterized in that step 2) describedly lead wall construction and comprise the steps:
1) smooth site clearing face of land foreign material, the underground utilities migration is filled and led up then and is rolled, to guarantee to have enough bearing capacities;
2) the coordinate Calculation campshed centre coordinate that provides according to design drawing of measuring stake position adopts total powerstation to carry out setting-out on the spot according to ground control point, and carries out fender pile, as the control center line of leading the wall construction;
3) lead the wall channel excavation and after the setting-out of stake position meets the requirements, namely carry out channel excavation, immediately center line is introduced under the groove behind the excavation, with control bed die and template construction, guarantee to lead the correct of center line of wall;
4) template construction adopts the whole wooden model of self-control or punching block segmentation splicing, leading wall reservation locating hole template diameter is that casing diameter enlarges 2cm, formwork reinforcement adopts the wood support to support with steel pipe and combines, support interval is generally less than or equals 1m, guarantee to reinforce firmly, be strictly on guard against the race mould, and guarantee the accurate of axis and headroom;
5) the wall reinforcing bar was led in colligation after the reinforcing bar binding template fixedly finished, and reinforcing bar is arranged by designing requirement, and need be up to the standards;
6) after the verticality of concreting inspection template and center line and clear distance meet the requirements, carry out concreting, the both sides symmetry hockets during concreting, is strictly on guard against the race mould;
7) form removal, check when leading after wall has enough intensity, stripping positions the stake hole and to check, and the stake position is numbered, so that follow-up construction needs.
The job practices of the interlock stake of described a kind of full Steel-bar Pile, it is auxiliary in place to it is characterized in that the described full circle swinging rig of step 3) bottom arranges fixing steel plate, method of operating is: determine stake hole circle heart position, with the center of circle of fixing steel plate aim at lead wall stake hole circle heart position of sound production fixing after, it is spacing 4 footings of rig to be aimed on the fixing steel plates footing again, with loop wheel machine hang onto namely finish on the steel plate in place.
The job practices of the interlock stake of described a kind of full Steel-bar Pile, it is characterized in that step 4) pressing down sleeve pipe, to press down one stroke be 0.5-0.8m, all will carry out squareness measurement when preceding two sleeve pipes press down, press down put in place after, sleeve pipe withstands on reserves the 0.8-1.0m height on the fuselage, in order to take over.
The job practices of the interlock stake of described a kind of full Steel-bar Pile is characterized in that the both sides, long limit of the described square reinforcing cage of step 5) fixedly install the pvc pipe that diameter is 250mm respectively.
The job practices of the interlock stake of described a kind of full Steel-bar Pile when it is characterized in that step 6) begins to pour into, pours into 2-3m earlier 3Concrete promotes 20-30cm with sleeve pipe, guarantees that reinforcing cage supreme appearing in one's mind resembles.
The job practices of the interlock stake of described a kind of full Steel-bar Pile when it is characterized in that the step 6) concrete perfusion, when in the hole water being arranged, adopts the perfusion of underwater concrete method; The anhydrous dry hole that then adopts pours in the hole.
By adopting above-mentioned technology, compared with prior art, beneficial effect of the present invention is as follows:
1) the present invention is under the situation that does not change pile spacing, in plain stake, added square reinforcing cage, make the stake of circular reinforcing cage concrete and the stake of square reinforcing cage concrete resist the initiatively pressure of soil together, improve the steel content that system is gone along with sb. to guard him in whole interlock stake, thereby obtain the bigger rigidity of going along with sb. to guard him;
2) the present invention adopts fixing steel plate auxiliary in place under the full circle swinging rig, has improved full circle swinging rig accuracy in place, and is time saving and energy saving, improves rig efficient in place, saves the single pile pile time;
3) direction of wall is vertically led on the long limit of square reinforcing cage of the present invention, consider the loading characteristic of square reinforcing cage, the present invention is the pvc pipe of 250mm at the both sides of square reinforcing cage fixed diameter, the fixing position of reinforcing cage not only, but also saved concrete in the area that repeats to construct, and when circular reinforcing cage concrete pile driving construction, cut away a part of pvc pipe, and between stake and stake, prolonged the infiltration path, reduced the infiltration probability;
4) the present invention adopts full circle swinging equipment, comprise that device for revolving and driving, steel sleeve, hydraulic pressure dash grab bucket and 100 tons of crawler cranes match, earlier with sleeve pipe pressure pile position, adopt then to dash to grab the soil in the sleeve pipe is taken out, lay reinforcing cage and concrete perfusion then, obtain the interlock stake, easy to operate;
5) job practices of the present invention is simple, increase square reinforcing cage in original plain stake, the interlock stake that obtains is under the situation that does not change pile spacing, in plain stake, also added square reinforcing cage, make the active earth pressure after excavation of foundation pit is born in the stake of circular reinforcing cage concrete and the stake of square reinforcing cage concrete jointly, thereby obtain the bigger rigidity of going along with sb. to guard him.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the wall construction schematic diagram of leading of the present invention.
Among the figure: the 1-PVC pipe, the square reinforcing cage of 2-, first square reinforcing cage concrete stake of 3-, first circular reinforcing cage concrete stake of 4-, the circular reinforcing cage of 5-, 6-leads wall, the stake of second square reinforcing cage concrete of 7-.
The specific embodiment
Below the invention will be further described, but protection scope of the present invention is not limited in this:
Shown in Fig. 1-2, the interlock stake of a kind of full Steel-bar Pile of the present invention, comprise the one group of stake of square reinforcing cage concrete and circular reinforced concrete pile that is connected at interval successively, the stake of described square reinforcing cage concrete is formed by square reinforcing cage 2 and the cast of conventional concrete, described circular reinforced concrete pile is formed by circular reinforcing cage 5 and the cast of conventional concrete, in order to improve square reinforcing cage firmness, the present invention fixedly installs the pvc pipe that diameter is 250mm respectively in the both sides, long limit of square reinforcing cage, and the job practices of this interlock stake is as follows:
1) preparation of construction and stake position measure unwrapping wire need arrange the interlock stake around, unwrapping wire according to the position of interlock stake, is measured to the stake position again in the site clearing, determines a stake hole circle heart position;
2) lead the construction of wall 6 for the construction of complete set pipe interlock stake, before carrying out bored pile, have one very critical step be exactly to lead the construction of wall, lead the correctly plan-position of keyhole of wall, support facility weight, prevent that the aperture from caving in, guarantee the smooth operation of all casing drill and the interlock amount between assurance stake and the stake, therefore successfully finishing the construction of leading wall is the key of guaranteeing that follow-up work is carried out smoothly.Lead wall and generally adopt Reinforced Concrete Materials, its construction sequence is as follows:
The smooth site clearing of a face of land foreign material, the underground utilities migration is filled and led up then and is rolled, to guarantee that enough bearing capacities are arranged, generally need be more than 100Kpa;
(can carry out the outer of certain size to stake position center line according to different requirements puts the coordinate Calculation campshed centre coordinate that b measuring stake position provides according to design drawing, the structure headroom that causes to intrinsic displacement under the lateral earth pressure effect outside during with the deviation of offsetting self verticality and excavation of foundation pit changes), adopt total powerstation to carry out setting-out on the spot according to ground control point, and carry out fender pile, as the control center line of leading the wall construction;
C leads the wall channel excavation and namely carry out channel excavation after the setting-out of stake position meets the requirements, and immediately center line is introduced under the groove behind the excavation, with control bed die and template construction, guarantees to lead the correct of center line of wall;
D template construction template adopts the whole wooden model of self-control or punching block segmentation splicing, leading wall reservation locating hole template diameter is that casing diameter enlarges 2cm, formwork reinforcement adopts the wood support to support with steel pipe and combines, support interval generally is not more than 1m, guarantee to reinforce firmly, be strictly on guard against the race mould, and guarantee the accurate of axis and headroom;
The wall reinforcing bar was led in colligation after e reinforcing bar binding template fixedly finished, and reinforcing bar is arranged by designing requirement, through carrying out next process after the assay was approved;
Whether the verticality of palpus inspection template and center line and clear distance meet the requirements before the f concreting concreting, meet the demands and can build.The both sides symmetry hockets during concreting, is strictly on guard against the race mould.The employing poker vibrator that vibrates, the spacing of vibrating is about 600mm, prevents the inequality of vibrating, and also will prevent from simultaneously crossing at a place shaking and walking the mould phenomenon.As run mould, and must stop immediately building, can continue to water to smash after reinforcing and be corrected to designing requirement again;
The g form removal, check when leading after wall has enough intensity, stripping positions the stake hole and to check.And the stake position is numbered, so that follow-up construction needs;
3) rig is in place adopts fixing steel plate auxiliary in place because the full circle swinging rig from focusing on about 50 tons, is wasted time and energy so rig is accurately in place very much for this reason, to improve rig efficient in place, saves the single pile pile time.Determine in advance a stake hole circle heart position, with the center of circle of fixing steel plate aim at lead wall stake hole circle heart position of sound production fixing after, it is spacing 4 footings of rig to be aimed on the fixing steel plates footing again, with loop wheel machine hang onto namely finish on the steel plate in place.4 footings of rig can independently be adjusted height, adjust footing and observe fuselage carry level gauge simultaneously, to reach standard of fuselage, guarantee that sleeve pipe can vertical depression.After rig is in place, with center, sleeve pipe centrally aligned stake position, make around the sleeve pipe and locating hole between the space keep evenly; Adopt verticality detector to measure the sleeve pipe verticality then.
4) press down sleeve pipe, soil taking hole forming, construct and press down successively in order when first square reinforcing cage concrete stake 3 presses down sleeve pipe, earlier the first segment sleeve pipe is hung in the full circle swinging rig anchor ear of step 3), the align piles heart, proofread and correct verticality with full circle swinging rig autogamy instrument and monitoring instrument, reach 3 ‰ after interior the first segment sleeve pipe is pressed in the soil in the sleeve pipe verticality, use towards grab bucket then and in this sleeve pipe, fetch earth, repeat this operation repeatedly, until the first segment sleeve pipe press down put in place after, the second joint sleeve pipe is installed again, dash grab bucket and fetch earth, and so forth, till reaching the design stake end; Sleeve pipe presses down one stroke and is generally 0.5-0.8m, when pressing down, preceding two sleeve pipes all to carry out squareness measurement, reach in 3 ‰ in verticality, to satisfy required precision, press down put in place after, general sleeve pipe withstands on reserves the 0.8-1.0m height on the fuselage, the length of described sleeve pipe is 6m, according to the height in actual stake hole, the sleeve pipe that inserts corresponding radical gets final product;
5) hang square reinforcing cage 2 and hang square reinforcing cage after the assay was approved at the pore-forming that step 4) obtains, the long limit of square reinforcing cage 2 is with to lead wall vertical, broadside is with to lead wall parallel, must guarantee the reinforcing cage absolute altitude, the position, angle, direction correct, owing to consider the loading characteristic of square reinforcing cage 2, the direction that the long limit of square reinforcing cage 2 should vertically be gone along with sb. to guard him, all are with respect to the stake of circular reinforcing cage concrete, when laying, the stake of square reinforcing cage concrete need consider direction, it is the pvc pipe 1 of 250mm that the present invention adopts at the both sides of square reinforcing cage fixed diameter, the fixing position of reinforcing cage not only, but also saved concrete in the area that repeats to construct, construction by the stake of circular reinforcing cage concrete cuts away a part of pvc pipe 1, has prolonged the infiltration path between stake and stake, has reduced the infiltration probability;
6) concrete perfusion is poured concrete in the aggregate bin into earlier, hangs the aperture with loop wheel machine then, pours in the storage bin(hopper) on conduit top, in the time of concrete perfusion, tube drawing remains conduit and is lower than more than the concrete surface 2.5m on one side, and so forth until concrete being irritated to stake top mark height; When in the hole water being arranged, adopt the perfusion of underwater concrete method; Pour into as the anhydrous dry hole that then can adopt in the hole, when beginning to pour into, should pour into 2-3m earlier 3Concrete promotes 20-30cm with sleeve pipe, and whether reinforcing cage has come-up or mechanically whether pull out force is difficult to observe; Must stop perfusion immediately if any problem, take to pour into behind the corresponding measure;
7) second square reinforcing cage concrete of construction stake, 7 repeating steps 4)-6), second square reinforcing cage concrete of construction stake 7;
8) construct first circular reinforcing cage concrete stake 4 between first square reinforcing cage concrete stake 3 and second square reinforcing cage concrete stake 7, repeating step 4)-6), in construction sequence 5) time, circular reinforcing cage 5 is replaced square reinforcing cage 2, carry out first circular reinforcing cage concrete stake 4 constructions, during construction in the concrete initial set of these two stakes but not final set can simplify the operation like this, the concrete that can prevent not initial set again passes through the pipe underflow in pipe, thus the destruction that causes plain stake;
9) repeating step 7) the 3rd square reinforcing cage concrete stake of construction;
10) repeating step 8) second circular reinforcing cage concrete of construction stake between the stake of second square reinforcing cage concrete and the 3rd square reinforcing cage concrete stake;
11) repeat above-mentioned steps successively, finish to the interlock pile driving construction.

Claims (9)

1.一种全钢筋桩的咬合桩，其特征在于包括一组依次间隔咬合连接的方形钢筋笼砼桩和圆形钢筋砼桩，所述的方形钢筋笼砼桩由方形钢筋笼（2）及常规混凝土浇注而成，所述的圆形钢筋砼桩由圆形钢筋笼（5）及常规混凝土浇注而成。 1. An occlusal pile of all-reinforced piles is characterized in that it comprises a group of square reinforced concrete piles and circular reinforced concrete piles that are sequentially occluded and connected at intervals, and the square reinforced concrete piles are composed of square reinforced cages (2) and It is formed by pouring conventional concrete, and the circular reinforced concrete pile is formed by pouring a circular steel cage (5) and conventional concrete. 2.根据权利要求1所述的一种全钢筋桩的咬合桩，其特征在于方形钢筋笼的长边两侧分别固定设置直径为250mm的PVC管（1）。 2. The occlusal pile of all-reinforced piles according to claim 1, characterized in that PVC pipes (1) with a diameter of 250 mm are respectively fixed on both sides of the long side of the square steel cage. 3.一种全钢筋桩的咬合桩的施工方法，其特征在于包括如下步骤： 3. A construction method of the occlusal pile of a fully reinforced pile, is characterized in that comprising the steps: 1）施工准备及桩位测量放线 在需设置咬合桩的周围，清理现场，再根据咬合桩的位置，对桩位进行测量放线，确定桩孔圆心位置； 1) Construction preparation and pile position measurement and setting out Clean up the site around the occlusal piles to be installed, and then measure and set out the pile positions according to the position of the occlusal piles to determine the center position of the pile hole; 2）导墙的施工 在进行钻孔成桩之前，防止孔口坍塌，确保全套管钻机的平整作业，及控制桩位定位精度和保证设计桩与桩之间的咬合量，按照放线位置设置导墙（6）； 2) Construction of the guide wall Before drilling into piles, prevent the hole from collapsing, ensure the leveling operation of the full-casing drilling rig, control the positioning accuracy of the pile and ensure the amount of engagement between the designed pile and the pile, and set it according to the setting-out position guide wall (6); 3）钻机就位 根据事先确定的桩孔圆心位置，将全回转钻机的4个基脚对准定位，并调整全回转钻机4个基脚的高低，调整基脚同时观测全回转钻机机身自带的水平仪，以达到机身水平为准，钻机就位后，将套管中心对准桩位中心，使套管周围与定位孔之间的空隙保持均匀；然后采用垂直度检测仪测量套管垂直度； 3) The drilling rig is in place. According to the pre-determined position of the center of the pile hole, align and position the four footings of the full-turn drilling rig, and adjust the height of the four footings of the full-turn drilling rig. With the level meter, the level of the fuselage shall prevail. After the drilling rig is in place, align the center of the casing with the center of the pile to keep the gap between the surrounding of the casing and the positioning hole uniform; then use a verticality detector to measure the casing Verticality; 4）下压套管、取土成孔，施工第一个方形钢筋笼砼桩（3）  下压套管时按顺序依次下压，先将第一节套管吊入步骤3）的全回转钻机抱箍内，对准桩心，用全回转钻机自配仪器和监控仪器校正垂直度，在套管垂直度达到3‰以内后将第一节套管压入土中，然后使用冲抓斗从该套管内取土，重复该操作多次，直至第一节套管下压到位后，再安装第二节套管，冲抓斗取土，如此往复，直至达到设计桩底为止； 4) Press down the casing, take soil to form a hole, and construct the first square reinforced cage concrete pile (3) When pressing down the casing, press down in sequence, and first hoist the first section of casing into the full rotation of step 3) Align the pile core in the hoop of the drilling rig, correct the verticality with the self-equipped instruments and monitoring instruments of the full-rotary drilling rig, press the first casing into the soil after the verticality of the casing reaches within 3‰, and then use the punching bucket to remove the The soil is taken from the casing, and this operation is repeated several times until the first section of casing is pressed down in place, and then the second section of casing is installed, and the grab bucket is used to take soil, and so on, until the bottom of the pile is reached; 5）吊放方形钢筋笼 在步骤4）得到的成孔检验合格后吊放方形钢筋笼（2），方形钢筋笼（2）的长边与导墙（6）垂直，宽边与导墙平行； 5) Hanging the square reinforcement cage After passing the hole inspection obtained in step 4), hang the square reinforcement cage (2), the long side of the square reinforcement cage (2) is perpendicular to the guide wall (6), and the wide side is parallel to the guide wall ; 6）灌注混凝土  先将混凝土倒入集料斗中，然后用吊机吊到孔口，倒入导管上部的贮料斗中，灌注混凝土的同时，一边拔管，始终保持导管低于混凝土面2.5m以上，如此往复直至将混凝土灌至桩顶标高； 6) Concrete pouring First pour the concrete into the collecting hopper, then hoist it to the hole with a crane, pour it into the storage hopper above the conduit, pull out the pipe while pouring the concrete, and always keep the conduit below the concrete surface by more than 2.5m , and so on until the concrete is poured to the pile top level; 7）施工第二个方形钢筋笼砼桩（7） 重复步骤4）-6），施工第二个方形钢筋笼砼桩； 7) Construction of the second square steel cage concrete pile (7) Repeat steps 4)-6) to construct the second square steel cage concrete pile; 8）施工第一个圆形钢筋笼砼桩（4）  在第一个方形钢筋笼砼桩（3）与第二个方形钢筋笼砼桩（7）之间，重复步骤4）-6），在施工步骤5）时，将圆形钢筋笼（5）代替方形钢筋笼（2），进行第一个圆形钢筋笼砼桩（4）施工； 8) Construction of the first circular reinforced concrete pile (4) Between the first square reinforced concrete pile (3) and the second square reinforced concrete pile (7), repeat steps 4)-6), In the construction step 5), the circular reinforcement cage (5) is replaced with the square reinforcement cage (2), and the first circular reinforcement cage concrete pile (4) is constructed; 9）重复步骤7）施工第三个方形钢筋笼砼桩； 9) Repeat step 7) to construct the third square reinforced cage concrete pile; 10）重复步骤8）在第二个方形钢筋笼砼桩和第三个方形钢筋笼砼桩之间施工第二个圆形钢筋笼砼桩； 10) Repeat step 8) to construct a second circular reinforced concrete pile between the second square reinforced concrete pile and the third square reinforced concrete pile; 11）依次重复上述步骤，至咬合桩施工完毕。 11) Repeat the above steps in turn until the construction of the occlusal pile is completed. 4.根据权利要求3所述的一种全钢筋桩的咬合桩的施工方法，其特征在于步骤2）所述的导墙施工包括如下步骤： 4. The construction method of the occlusal pile of a fully reinforced pile according to claim 3, characterized in that the construction of the guide wall described in step 2) includes the following steps: 1）平整场地  清除地表杂物，地下管线迁移，然后填平碾压，以保证有足够的承载力； 1) Leveling the site Remove surface debris, migrate underground pipelines, and then fill and roll to ensure sufficient bearing capacity; 2）测放桩位  根据设计图纸提供的坐标计算排桩中心坐标，采用全站仪根据地面控制点进行实地放样，并做好护桩，作为导墙施工的控制中线； 2) Pile position measurement Calculate the coordinates of the pile center according to the coordinates provided by the design drawings, use the total station to carry out field stakeout according to the ground control points, and do a good job of protecting the piles as the control center line of the guide wall construction; 3）导墙沟槽开挖 在桩位放样符合要求后即进行沟槽开挖，开挖后立即将中心线引入沟槽下，以控制底模及模板施工，确保导墙中心线的正确无误； 3) Trench excavation of the guide wall After the pile position meets the requirements, the trench excavation will be carried out. Immediately after the excavation, the center line will be introduced into the trench to control the construction of the base form and formwork to ensure that the center line of the guide wall is correct. ; 4）模板施工  采用自制整体木模或钢模分段拼接，导墙预留定位孔模板直径为套管直径扩大2cm ,模板加固采用木撑与钢管支撑相结合，支撑间距一般小于或等于1m，确保加固牢固，严防跑模，并保证轴线和净空的准确； 4) Formwork construction adopts self-made overall wooden formwork or steel formwork splicing in sections, the diameter of the template for positioning holes reserved in the guide wall is 2cm larger than the diameter of the casing, and the formwork is reinforced by a combination of wooden braces and steel pipe supports. The support spacing is generally less than or equal to 1m. Ensure that the reinforcement is firm, prevent mold runout, and ensure the accuracy of the axis and headroom; 5）钢筋绑扎  模板固定完毕后绑扎导墙钢筋，钢筋按设计要求布置，并需检验合格； 5) Binding of steel bars After the formwork is fixed, the steel bars of the guide wall are bound, and the steel bars are arranged according to the design requirements and must pass the inspection; 6）混凝土浇筑 检查模板的垂直度和中心线以及净距符合要求后，进行混凝土浇筑，混凝土浇筑时两边对称交替进行，严防跑模； 6) Concrete pouring After checking the verticality of the formwork, the center line and the clear distance meet the requirements, the concrete pouring is carried out, and the two sides are symmetrically alternated during the concrete pouring, so as to prevent the formwork from running out; 7）拆模、复核  当导墙有足够的强度后，拆除模板，对桩孔进行定位复核，并对桩位进行编号，以便于后续施工需要。 7) Formwork removal and review When the guide wall has sufficient strength, the formwork is removed, the pile holes are positioned and rechecked, and the pile positions are numbered to facilitate subsequent construction needs. 5.根据权利要求3所述的一种全钢筋桩的咬合桩的施工方法，其特征在于步骤3）所述的全回转钻机底部设置定位钢板辅助就位，操作方法为：确定桩孔圆心位置，将定位钢板的圆心对准导墙桩孔圆心位置安放固定后，再将钻机的4个基脚对准定位钢板上基脚限位，用吊机吊放到钢板上即完成就位。 5. The construction method of an occlusal pile of a full-reinforced pile according to claim 3, characterized in that the bottom of the full-rotary drilling rig described in step 3) is provided with a positioning steel plate to assist in positioning, and the operation method is: determine the position of the center of the pile hole Align the center of the positioning steel plate with the center of the pile hole in the guide wall and fix it, then align the four footings of the drilling rig with the upper foot limit of the positioning steel plate, and then lift it onto the steel plate with a crane to complete the position. 6.根据权利要求3所述的一种全钢筋桩的咬合桩的施工方法，其特征在于步骤4）下压套管下压一次行程为0.5-0.8m，前两根套管下压时都要进行垂直度测量，下压到位后，套管顶在机身上预留0.8-1.0m高，以便接管。 6. The construction method of an occlusal pile of a full-reinforced pile according to claim 3, characterized in that in step 4) pressing down the casing once, the stroke is 0.5-0.8m, and the first two casings are both pressed down when they are pressed down. To measure the verticality, after the pressure is in place, the sleeve top is set aside 0.8-1.0m high on the fuselage for taking over. 7.根据权利要求3所述的一种全钢筋桩的咬合桩的施工方法，其特征在于步骤5）所述的方形钢筋笼（2）的长边两侧分别固定设置直径为250mm的PVC管（1）。 7. The construction method of an occlusal pile of a fully reinforced pile according to claim 3, characterized in that PVC pipes with a diameter of 250 mm are respectively fixed on both sides of the long side of the square reinforcement cage (2) described in step 5) (1). 8.根据权利要求3所述的一种全钢筋桩的咬合桩的施工方法，其特征在于步骤6）开始灌注时，先灌入2-3m3混凝土将套管提升20-30cm，保证钢筋笼无上浮现象。 8. The construction method of an occlusal pile of a full-reinforced pile according to claim 3, characterized in that in step 6) when pouring is started, 2-3m 3 of concrete is first poured in to lift the casing by 20-30cm to ensure that the steel cage No floating phenomenon. 9.根据权利要求3所述的一种全钢筋桩的咬合桩的施工方法，其特征在于步骤6）灌注混凝土时，孔内有水时，采用水下混凝土法灌注；孔内无水则采用干孔灌注。 9. The construction method of an occlusal pile of a fully reinforced pile according to claim 3, characterized in that in step 6) when pouring concrete, when there is water in the hole, the underwater concrete method is used for pouring; if there is no water in the hole, use Dry hole perfusion.
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CN108149673A (en) * 2018-02-01 2018-06-12 刘德奇 Concrete-pile and the continuous seepage-proofing water-sealing wall using concrete-pile splicing
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CN106320323A (en) * 2015-06-25 2017-01-11 昆明捷程桩工有限责任公司 Detachable steel mold guide wall plate of occlusive piles
CN105887867A (en) * 2016-06-23 2016-08-24 邱树贵 Construction underground continuous piling wall and construction method thereof
CN106245664A (en) * 2016-08-28 2016-12-21 东通岩土科技（杭州）有限公司 There is rigid wall retaining design and the construction method thereof of rectangle steel reinforcement cage
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CN109477322A (en) * 2016-08-29 2019-03-15 金思文 It is used to form the casing of concrete retaining wall
CN108149673A (en) * 2018-02-01 2018-06-12 刘德奇 Concrete-pile and the continuous seepage-proofing water-sealing wall using concrete-pile splicing
CN108149673B (en) * 2018-02-01 2024-02-20 刘德奇 Concrete pile and continuous seepage-proofing water-stop wall spliced by adopting same
CN108867628A (en) * 2018-08-30 2018-11-23 上海市城市建设设计研究总院（集团）有限公司 Interlocking pile goes along with sb. to guard him the rectangular steel reinforcement cage positioning device of earlier stake and its positioning pile making method
CN109610524A (en) * 2018-11-29 2019-04-12 北京地矿工程建设有限责任公司 The detection of OPT interlocking pile and course control method for use
CN109610471A (en) * 2018-12-07 2019-04-12 深圳市工勘岩土集团有限公司 Deep basal pit five combined type pile forming construction methods of full meat or fish interlocking pile hydraulic grab
CN110306562A (en) * 2019-07-05 2019-10-08 广州穗岩土木科技股份有限公司 A kind of soft construction method of interlocking pile of foundation pit
CN110805307A (en) * 2019-10-31 2020-02-18 中铁二局集团有限公司 Underground continuous wall removing method
CN111809634A (en) * 2020-08-19 2020-10-23 中国五冶集团有限公司 Steel guide wall for hole forming construction of secant pile
CN113322943A (en) * 2021-06-11 2021-08-31 广西路桥工程集团有限公司 Occlusive pile and construction method thereof
CN113322943B (en) * 2021-06-11 2023-02-21 广西路桥工程集团有限公司 Occlusive pile and construction method thereof
CN113718798A (en) * 2021-10-09 2021-11-30 中建八局第二建设有限公司 Construction method for layered construction pore-forming of rock-socketed secant pile in riprap region near sea
CN115419053A (en) * 2022-09-14 2022-12-02 中铁隧道局集团路桥工程有限公司 A kind of occlusal pile structure and its construction method in complex strata below the river course
CN115419053B (en) * 2022-09-14 2024-06-11 中铁隧道局集团路桥工程有限公司 Occluding pile structure of complex stratum below river channel and construction method thereof
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