CN115162348A - Bored pile, waist beam with bored pile and manufacturing method of waist beam - Google Patents
Bored pile, waist beam with bored pile and manufacturing method of waist beam Download PDFInfo
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- CN115162348A CN115162348A CN202210742874.9A CN202210742874A CN115162348A CN 115162348 A CN115162348 A CN 115162348A CN 202210742874 A CN202210742874 A CN 202210742874A CN 115162348 A CN115162348 A CN 115162348A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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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
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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Abstract
A manufacturing method of a bored pile with a hole comprises the following operation steps: arranging an inductor at the pipe orifice of the embedded pipe; fixing the embedded pipe on a reinforcement cage; lowering the reinforcement cage into the drilled hole; injecting concrete into the drill hole, and curing until the concrete is solidified; excavating a foundation pit to the depth of the embedded pipe; acquiring the position of the pipe orifice of the embedded pipe through the inductor; and chiseling the concrete at the pipe orifice of the embedded pipe to obtain the cast-in-place pile with the drill hole. The method can install the bar planting holes in the preset positions of the pile bodies in advance, the cast-in-place pile is not required to be damaged to achieve the bar planting effect, and anchor rods can be installed by installing the bar planting holes in advance.
Description
Technical Field
The invention relates to a method for manufacturing a bored pile with a hole, and belongs to the technical field of geotechnical engineering.
Background
In recent years, the support of China in the development of capital construction projects is continuously increased, and simultaneously, the urban construction is also continuously improved. Road, have a large amount of foundation ditch excavation engineering in the municipal works, in order to protect main structure construction safety in the foundation ditch, and the safety of foundation ditch all ring edge borders avoids collapsing, need set up usually that the retaining member props up fender or consolidates the foundation ditch lateral wall, and foundation ditch fender structure commonly used is a fender pile. When the foundation pit is deeper (> 6 m), the supporting piles need to be anchored or supported, so that waist beams need to be further arranged at a certain depth downwards on the tops of the supporting piles, a plurality of supporting piles are connected into a whole, and the rigidity of anchoring and inner supporting is increased.
The muscle material of waist rail need implant a fender pile and just can be linked into whole with a fender pile and waist rail, and the fender pile need be bored into to the bar planting process, but the atress muscle of boring into the steel reinforcement cage can destroy a fender pile's wholeness, and the concrete bores the difficulty futilely in addition, and whole process is long consuming time, consumes a large amount of manpower and materials. If can not need the drilling to carry out the bar planting and keep off the engineering to the foundation ditch and have important meaning.
Therefore, it is an urgent technical problem to provide a method for manufacturing a bored concrete pile with a hole, which can achieve the effect of embedding a steel bar without damaging the pile, and can install an anchor rod by installing a steel bar embedding hole in advance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to arrange a bar planting hole in a preset position of a pile body in advance, achieve the bar planting effect without damaging the pile and also arrange an anchor rod in the preset bar planting hole. The invention provides a method for manufacturing a bored pile with a hole, which comprises the following operation steps: arranging an inductor at the pipe orifice of the embedded pipe; fixing the embedded pipe on a reinforcement cage; lowering the reinforcement cage into the drilled hole; injecting concrete into the drill hole, and curing until the concrete is solidified; excavating a foundation pit to the depth of the embedded pipe; acquiring the position of the pipe orifice of the embedded pipe through the inductor; and chiseling the concrete at the pipe orifice of the embedded pipe to obtain the cast-in-place pile with the drill hole.
According to an embodiment of the invention, a method for manufacturing a bored pile is provided, which includes the following steps: arranging an inductor at the pipe orifice of the embedded pipe; fixing the embedded pipe on a reinforcement cage; lowering the reinforcement cage into the drilled hole; injecting concrete into the drill hole, and curing until the concrete is solidified; excavating a foundation pit to the depth of the embedded pipe; acquiring the position of the pipe orifice of the embedded pipe through the inductor; and chiseling the concrete at the pipe orifice of the embedded pipe to obtain the cast-in-place pile with the drill hole.
Further, as a more preferable embodiment of the present invention, each of the cast-in-place piles is provided with a pre-buried pipe having a circular arc shape and/or a straight pipe shape.
Further, as a more preferable embodiment of the present invention, the circular arc-shaped embedded pipe is arranged outside the reinforcement cage in an encircling manner, the embedded pipe is hollow inside, and a plane where the embedded pipe is located intersects with an axis of the cast-in-place pile.
Further, as a more preferable embodiment of the present invention, the straight pipe-shaped embedded pipe is inserted into the reinforcement cage, and a central axis of the embedded pipe is perpendicular to a central axis of the reinforcement cage.
Further, as a more preferred embodiment of the present invention, the buried pipe comprises: a hollow tube body with openings at two ends; the inductor is arranged at the opening of the hollow pipe body, and the inductor is detachably arranged at the openings at two ends of the hollow pipe body; the plugs are arranged at the two ends of the hollow pipe body and are used for plugging the two ends of the embedded pipe.
Further, as a more preferable embodiment of the present invention, the hollow pipe body is configured as an arc pipe or a straight pipe, the hollow pipe body is a hard pipe body, and the hollow pipe body is fixed on the reinforcement cage; the inductor is a magnetic inductor for providing magnetic induction.
The method for manufacturing the waist rail by using the cast-in-place pile manufactured by the manufacturing method of the cast-in-place pile with the hole comprises the following operation steps:
implanting connecting steel bars into the cast-in-place pile provided with the circular arc-shaped embedded pipe to enable the connecting steel bars to extend out of pipe openings at two ends of the embedded pipe; and (3) connecting two ends of the connecting steel bars with the waist beams on two sides of the cast-in-place pile respectively, and fixing the positions of the waist beams on two sides of the cast-in-place pile to ensure that the waist beams are transversely arranged on the surface of the cast-in-place pile.
Further, as a more preferable embodiment of the present invention, the wale is formed by casting concrete, and the concrete operation steps thereof are as follows: implanting connecting steel bars into the embedded pipes in the cast-in-place piles, wherein the connecting steel bars extend out of pipe openings of the embedded pipes; transversely fixing the template on the surface or two sides of the cast-in-place pile; arranging waist beam steel bars in the template, wherein two ends of the connecting steel bars are respectively connected with the waist beam steel bars on two sides of the cast-in-place pile; pouring concrete wales into the templates, and curing and forming; and removing the template to obtain the waist rail.
The cast-in-place pile manufactured by the manufacturing method of the cast-in-place pile with the hole comprises the following steps: a concrete pile body; the reinforcement cage is arranged in the concrete pile body; the embedded pipe is arranged on the reinforcement cage; the concrete pile is characterized in that the reinforcement cage is embedded in the concrete pile, the embedded pipe is arranged in the concrete pile in a penetrating mode, an anchor rod is arranged in the embedded pipe in the reinforcement cage in a penetrating mode, and the anchor rod penetrates through the embedded pipe and is inserted into the side wall of the foundation pit on the rear side of the cast-in-place pile.
A foundation pit enclosed by the cast-in-place piles comprises: a pit body provided with a side wall; the cast-in-place pile is arranged on the side wall of the pit body; the waist beam is transversely arranged in the middle of the cast-in-place pile; the cast-in-place pile is characterized in that the cast-in-place piles are vertically arranged on the side wall of the foundation pit, a pre-buried pipe is arranged in the middle of the vertical direction of the cast-in-place piles, the pre-buried pipe is hollow, connecting steel bars penetrate through the pre-buried pipe, the two ends of the connecting steel bars extend to the outside of the cast-in-place piles, and the two ends of the connecting steel bars are connected with the waist beam.
Further, as a more preferable embodiment of the present invention, the embedded pipe is made of degradable material, and the embedded pipe is made of hard plastic.
Further, as a more preferable embodiment of the present invention, the embedded pipe is a straight pipe, the embedded pipe includes a reinforcing layer and a degradation layer, the degradation layer is disposed outside the reinforcing layer, and the thickness of the degradation layer is 0.5-5cm.
Further, as a more preferable embodiment of the present invention, an injection pipe is arranged on a pipe wall of the embedded pipe, a plurality of injection ports are arranged on the injection pipe, the injection ports all face to a central axis of the embedded pipe, and an injection end of the injection pipe extends to the outside of the cast-in-place pile.
Compared with the prior art, according to the technical scheme, the embedded pipe is directly fixed on the reinforcement cage, so that a through hole penetrating through the whole cast-in-place pile can be reserved through the embedded pipe after the reinforcement cage is poured, the cast-in-place pile is prevented from being damaged by later-stage punching, and the embedded pipe is transversely fixed on the reinforcement cage, so that the situation that concrete falls into the embedded pipe to cause blockage when the concrete is poured can be avoided; set up the inductor in pre-buried tub of mouth of pipe department and can make things convenient for the foundation ditch to dig the mouth of pipe of looking for pre-buried pipe behind the pre-buried tub of position, the degree of accuracy is high, reduces the time of looking for pre-buried body, finds the pre-buried tub of mouth of pipe back through the inductor, only needs to chisel the concrete on top layer and can obtain the bored concrete pile who takes the drilling.
Drawings
Fig. 1 is a schematic view of the overall structure of a cast-in-place pile according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of an embodiment of the invention in which an embedded pipe penetrates through a reinforcement cage;
FIG. 3 is a schematic view of the construction of an embodiment of the invention in which a rock bolt is inserted through a pre-buried pipe;
FIG. 4 is a schematic structural diagram of a circular-arc-shaped embedded pipe in an embodiment of the invention;
FIG. 5 is a schematic structural view of a cylindrical pre-buried pipe according to an embodiment of the present invention;
FIG. 6 is a schematic view of an overall structure of a foundation pit according to an embodiment of the present invention;
fig. 7 is a schematic structural view of the injection tube arranged in the embedded tube in the embodiment of the invention.
Reference numerals:
filling a pile 1; a concrete pile body 101; a reinforcement cage 102; a pre-buried pipe 103; a hollow tube 1031; a sensor 1032; a plug 1033; an injection tube 1034; cutting the hole 104; a pit body 2; a wale 3.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings to facilitate the description of the application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in operation as a limitation of the application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" or "a plurality" means two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.
According to an embodiment of the invention, a method for manufacturing a bored pile is provided, which includes the following steps:
arranging an inductor at the pipe orifice of the embedded pipe; fixing the embedded pipe on a reinforcement cage; lowering the reinforcement cage into the borehole; injecting concrete into the drill hole, and curing until the concrete is solidified; excavating a foundation pit to the depth of the embedded pipe; acquiring the position of the pipe orifice of the embedded pipe through the inductor; and chiseling the concrete at the pipe orifice of the embedded pipe to obtain the cast-in-place pile with the drill hole.
The embedded pipe is directly fixed on the reinforcement cage, so that a through hole penetrating through the whole cast-in-place pile can be reserved through the embedded pipe after the reinforcement cage is poured, the cast-in-place pile is prevented from being damaged by later-stage punching, and the embedded pipe is transversely fixed on the reinforcement cage, so that the situation that concrete falls into the embedded pipe to cause blockage when the concrete is poured can be avoided; set up the inductor in pre-buried tub of mouth of pipe department and can make things convenient for the foundation ditch to dig the mouth of pipe of looking for pre-buried pipe behind the pre-buried tub of position, the degree of accuracy is high, reduces the time of looking for pre-buried body, finds the pre-buried tub of mouth of pipe after, only needs to chisel the concrete on top layer and can obtain foraminiferous bored concrete pile.
The drilling is to drill holes at the position where the cast-in-place pile is arranged by a drilling machine, the side wall of the drilled hole needs to be reinforced, a template can be fixed on the side wall of the drilled hole or a prepared mould is sleeved into the drilled hole and tightly attached to the inner side wall, and the template or the mould is tightly attached to the surface of the cast-in-place pile formed after concrete is injected.
Specifically, in the embodiment of the invention, each cast-in-place pile is provided with a circular arc-shaped and/or straight pipe-shaped embedded pipe.
It should be noted that, when only setting up the circular arc embedded pipe on the bored concrete pile, be used for implanting the reinforcing bar connection on connecting reinforcement and the waist rail, be used for consolidating and setting up the waist rail, when only setting up the embedded pipe of straight tube shape on the bored concrete pile, the straight tube passes the steel reinforcement cage, the stock passes from the straight tube, insert on the foundation ditch lateral wall behind the bored concrete pile, play the effect of fixed bored concrete pile, when setting up circular arc embedded pipe and straight tube shape embedded pipe simultaneously on the bored concrete pile, install the waist rail simultaneously and insert the stock anchor on the bored concrete pile, whole foundation ditch lateral wall is stabilized.
Specifically, in the embodiment of the present invention, the embedded pipe 103 is disposed in the middle of the reinforcement cage 102, the embedded pipe 103 is fixed around the reinforcement cage 102, the embedded pipe 103 is hollow inside, and a plane of the embedded pipe 103 intersects with an axis of the cast-in-place pile, so as to form an arc-shaped through hole between the reinforcement cage 102 and the surface of the concrete pile body 101 after casting.
It should be noted that, the setting of buried pipe 103 can be convenient for follow-up middle part with each bored concrete pile to couple together in the middle part of steel reinforcement cage 102, guarantee whole foundation ditch is firm all around, buried pipe directly encircles fixed buried pipe 103 of being convenient for on the one hand on the surface of steel reinforcement cage 102 in advance, can increase the length of buried pipe 103 implantation in the bored concrete pile in addition, can increase holistic steadiness when follow-up setting up the waist rail again, and the mode of embracing makes the surface of bored concrete pile in the whole buried pipe closer, be convenient for find the buried mouth of pipe in advance, and make the inside solid form that is of whole bored concrete pile, the structure is firm. The arc through hole can be 20-70 degrees, the embedded pipe 103 can wholly surround the reinforcement cage, or the middle part of the embedded pipe is arc-shaped and is attached to the reinforcement cage 102, two ends of the embedded pipe are horizontally cut out and touch the inner side wall of the drilled hole, or the embedded pipe and the reinforcement cage have a certain distance, so that the pipe orifice of the embedded pipe 103 is close to the surface of the cast-in-place pile.
Specifically, in the embodiment of the present invention, a fixing member is disposed on the embedded pipe 103, and the fixing member is used for fixing the embedded pipe 103 to the surface of the reinforcement cage 102.
It should be noted that the fixing member arranged on the embedded pipe 103 may be a fixing buckle or a metal member arranged to weld and fix the embedded pipe 103 on the surface of the steel reinforcement cage, or a steel wire directly tied and fixed.
Specifically, in the embodiment of the present invention, the embedded pipe 103 is located in the middle of the reinforcement cage 102, and the embedded pipe 103 penetrates through the middle of the reinforcement cage 102 to form a through hole that transversely penetrates through the cast-in-place pile after casting; the middle part of the reinforcement cage 102 is provided with a cutting hole 104, and the cutting hole 104 is formed by cutting a local reinforcement and is used for penetrating the embedded pipe 103.
It should be noted that, the setting of buried pipe 103 can be convenient for follow-up middle part with each bored concrete pile and couple together in the middle part of steel reinforcement cage, guarantee whole foundation ditch is firm all around, buried pipe crosses the middle part of steel reinforcement cage in advance, be convenient for fixed buried pipe, buried pipe 103 is difficult for droing when pouring concrete downwards, form the drilling that transversely runs through the bored concrete pile after pouring, cut out the cutting hole on the steel reinforcement cage and be convenient for fixed buried pipe 103, can directly cut out the cutting hole that size and buried pipe 103 diameter are fit for, need not extra mounting and can establish buried pipe 103 card in the steel reinforcement cage in advance, concrete decurrent impulsive force can not down fall even receive when pouring.
Specifically, in the embodiment of the present invention, the embedded pipe 103 includes: a hollow tube 1031 having both ends open; the inductor 1032 that sets up at hollow pipe 1031 opening part, inductor 1032 is one of magnetic inductor, ultrasonic sensor, the setting can be dismantled at the both ends opening part of hollow pipe 1031 to the inductor.
It should be noted that the hollow pipe body is provided with openings at two ends, a through hole is formed after pouring, and a rib material can be implanted into the embedded pipe 103 to complete the reinforcement by planting ribs; set up the inductor at the both ends of cavity body and be convenient for survey the both ends opening of cavity body on bored concrete pile surface after pouring, accurate location, wherein the magnet piece has been installed at cavity body opening part to the magnetic inductor, use magnetic detector to survey the location during the detection, ultrasonic sensor has installed miniature supersonic generator at cavity body opening part, continuously produce the ultrasonic wave, use electromagnetic wave detector to survey the location during the detection, inductor 1032 can also be electromagnetic wave inductor and has installed miniature electromagnetic wave generator at cavity body opening part, continuously take place the electromagnetic wave, use electromagnetic wave detector to survey the location during the detection.
Specifically, in the embodiment of the present invention, the hollow tube 1031 is an arc tube or a straight tube, the hollow tube 1031 is a hard tube, and the hollow tube 1031 is fixed on the reinforcement cage 102.
It should be noted that, it can be fixed with whole cavity body laminating steel reinforcement cage to adopt the circular arc body, be convenient for fix pre-buried 103 body on steel reinforcement cage 102 on the one hand, on the other hand can play the effect of encircleing fixed steel reinforcement cage, perhaps set the straight tube straight, can directly pass the steel reinforcement cage with pre-buried 103, be convenient for fixed and difficult dropping, and follow-up stock or the bar planting of being convenient for install, the cavity body sets the stereoplasm body and is convenient for guarantee that the body can not be strikeed by the concrete of whereabouts when pouring.
Specifically, in an embodiment of the present invention, the inductor 1032 is a magnetic inductor, and the embedded pipe further includes: a plug 1033 arranged at the orifice of the embedded pipe 103 and used for plugging two ends of the embedded pipe 103; the inductor 1032 is a magnet piece arranged outside the choke plug 1033 and used for providing magnetic induction.
It should be noted that, specifically, in the embodiment of the present invention, the magnetic sensor is used to facilitate detecting the position of the pipe orifice of the embedded pipe 103, and the plug is arranged to facilitate plugging two ends of the embedded pipe 103, so as to prevent the concrete from flowing into the embedded pipe 103.
Specifically, in the embodiment of the present invention, the method for manufacturing a wale by using a cast-in-place pile manufactured by the method for manufacturing a cast-in-place bored pile includes the following operation steps:
implanting connecting steel bars into the cast-in-place pile provided with the circular arc-shaped embedded pipe to enable the connecting steel bars to extend out of pipe openings at two ends of the embedded pipe; and (3) connecting two ends of the connecting steel bars with the waist beams on two sides of the cast-in-place pile respectively, and fixing the positions of the waist beams on two sides of the cast-in-place pile to ensure that the waist beams are transversely arranged on the surface of the cast-in-place pile.
It should be noted that, through having predetermine the buried pipe in the bored concrete pile after, the through-hole that the preparation requirement can directly use the buried pipe to form does not need to destroy to the bored concrete pile again and punches, reduces the process and has protected the stability of whole bored concrete pile greatly, and rethread is planted the muscle in buried pipe in advance, pours after the preparation template, and the muscle is planted and is formed a fender pile and is linked together with the waist rail, is favorable to fixed waist rail.
Specifically, in the embodiment of the present invention, the wale is perpendicular to the cast-in-place pile, one side of the wale is tightly attached to the cast-in-place pile, and the wale is a steel wale or is formed by casting concrete.
It should be noted that the waist rail is perpendicular to the cast-in-place pile, and a net structure is formed on the side surface of the foundation pit, so that the wall body can be reinforced, one side surface of the waist rail is tightly attached to the cast-in-place pile, so that the waist rail is fastened on the cast-in-place pile, and is convenient to use directly when being made of steel, maintenance is not needed, time is saved, and the structure is firm, and when the waist rail is formed by pouring concrete, the cost is low, the structure is firm, and the formed waist rail is more favorable for being fixed on the cast-in-place pile.
Specifically, in the embodiment of the present invention, the wale is formed by casting concrete, and the concrete operation steps thereof are as follows:
embedding reinforcing steel bars into the embedded pipes in the cast-in-place piles, wherein the reinforcing steel bars extend out of pipe openings of the embedded pipes; transversely arranging a template, and fixing the template on the surface of the cast-in-place pile, wherein the steel bar is positioned in the template; pouring concrete wales into the templates, and curing and forming; and fixing the concrete wale on the surface of the cast-in-place pile, and removing the template to obtain the wale.
It should be noted that, the reinforcing steel bars implanted in the embedded pipes extend out of the cast-in-place piles and then are placed in the formwork, the waist beam is formed after casting, the reinforcing steel bars are located in the waist beam, and the waist beam and the cast-in-place piles are connected into a whole through the reinforcing steel bars, so that the stability of the waist beam is greatly improved.
Specifically, in an embodiment of the present invention, a cast-in-place pile manufactured by the method for manufacturing a cast-in-place bored pile includes: a concrete pile body 101; a reinforcement cage 102 disposed within the concrete pile body 101; the embedded pipe 103 is arranged in the middle of the reinforcement cage 102 in the axial direction; wherein, steel reinforcement cage 102 inlays to be established in the concrete pile body 101, pre-buried pipe 103 wears to establish in the concrete pile body 101, wears to establish be equipped with the stock in the pre-buried pipe in steel reinforcement cage 102, the stock passes pre-buried pipe and inserts the foundation ditch lateral wall of bored concrete pile body rear side.
It should be noted that, directly form the perforation when making the bored concrete pile shaping through setting up of pre-buried pipe, be convenient for fix the waist rail or alternate the stock, the coincidence of the internal axis of steel reinforcement cage and concrete pile is convenient for increase the steadiness of whole pile body, pre-buried pipe setting is convenient for set up the waist rail at the middle part of steel reinforcement cage, can rationally stabilize foundation ditch wall body, the impact of concrete gets into pre-buried pipe and causes the jam when pre-buried pipe transversely sets up and can avoid pouring, the follow-up use of fixing waist rail and stock of also being convenient for in addition, the stock that penetrates passes from bored concrete pile is inside, insert the foundation ditch lateral wall of bored concrete pile body rear side, be convenient for fix the bored concrete pile.
Specifically, in an embodiment of the present invention, a foundation pit surrounded by the cast-in-place piles includes: a pit body 2 provided with a side wall; a cast-in-place pile 1 arranged on the side wall of the pit body 2; a waist beam 3 transversely arranged in the middle of the cast-in-place pile 1; wherein, the vertical range of bored concrete pile 1 is on the foundation ditch lateral wall, the middle part of 1 vertical direction of bored concrete pile is equipped with embedded pipe 103, embedded pipe 103 is the cavity form, wear to be equipped with connecting reinforcement in the embedded pipe 103, connecting reinforcement's both ends extend to the 1 outside of bored concrete pile, connecting reinforcement's both ends are connected with waist rail 3.
It should be noted that the bored concrete piles are arranged around the foundation pit, the soil around the foundation pit can be fixed to form a reinforcing wall, the waist beam is arranged in the middle of the bored concrete pile to form transverse reinforcing ribs for connecting the bored concrete piles, the side face of the foundation pit forms the net-shaped reinforcing wall, the embedded pipes are arranged to be convenient for implanting reinforcing steel bars, the bored concrete piles and the waist beam are connected into a whole, the bored concrete piles do not need to be damaged by drilling, the stability of the whole bored concrete piles is guaranteed, and therefore the stability of the side face of the whole foundation pit is guaranteed.
Specifically, in the embodiment of the invention, the embedded pipe is made of degradable material, and the embedded pipe is made of hard plastic.
It should be noted that, the embedded pipe is embedded in the cast-in-place pile, the embedded pipe can be gradually degraded, and finally the embedded pipe is degraded, so that a through hole with a concrete side wall is formed in the cast-in-place pile, thereby facilitating increase of friction force after bar planting, and being environment-friendly.
Specifically, in the embodiment of the invention, the embedded pipe is a straight pipe, the embedded pipe comprises a reinforcing layer and a degradation layer, the degradation layer is arranged outside the reinforcing layer, and the thickness of the degradation layer is 0.5-5cm.
It should be noted that, the embedded pipe is provided with two layers, the reinforcing layer can increase the strength of the whole pipe body, the degradation layer is tightly adhered to the surface of the reinforcing layer, the reinforcing layer is made of hard material and can be made of metal material or non-metal material, when the embedded pipe is placed in a cast-in-place pile for casting, a through hole is formed in the embedded pipe, the degradation layer can be slowly degraded, the reinforcing layer is in a loose state, and the reinforcing layer is convenient to take out. The material of the degradation layer can be selected according to the use condition, such as polylactic acid, polyglycolic acid or other materials added with degradation agents, and the like, when the reinforcing layer is taken out, a hollow through hole is formed in the cast-in-place pile, and after the hollow through hole is filled with the foaming cement, the strength of the cast-in-place pile is ensured.
Specifically, in the embodiment of the invention, an injection pipe is arranged on the inner wall of the embedded pipe, a plurality of injection ports are arranged on the injection pipe, the injection ports face to the central axis of the embedded pipe, and the injection end of the injection pipe extends to the outside of the cast-in-place pile.
It should be noted that, the inside wall setting of pre-buried pipe is hugged closely to the injection syringe, and during the bar planting, because the big reinforcing bar in pre-buried pipe space is not hard up easily, through injection foaming adhesive to pre-buried pipe in, surrounds the reinforcing bar, fills the residual space, treats to use and need demolish after accomplishing, and first kind mode is: injecting one of acetone cleaning agent, white vinegar and alcohol into the injection pipe, dissolving the foaming glue, injecting foaming concrete into the embedded pipe, and filling the inner space of the embedded pipe; the second mode is as follows: two injection pipes are arranged in the embedded pipe, one injection pipe is used for injecting foaming glue, the subsequent dissolution is not needed, the other injection pipe injects a small amount of alcohol when being detached, an outlet is dissolved, and then the foaming concrete is injected to fill the inner space of the whole embedded pipe.
Example 1
A manufacturing method of a bored pile with a hole comprises the following operation steps: arranging an inductor at the pipe orifice of the embedded pipe; fixing the embedded pipe on a reinforcement cage; lowering the reinforcement cage into the drilled hole; injecting concrete into the drill hole, and curing until the concrete is solidified; excavating a foundation pit to the depth of the embedded pipe; acquiring the position of the pipe orifice of the embedded pipe through the inductor; and chiseling the concrete at the pipe orifice of the pre-buried pipe to obtain the cast-in-place pile with the drill hole.
Example 2
The embodiment 1 is repeated, except that each cast-in-place pile is provided with a circular arc-shaped embedded pipe.
Example 3
Example 1 was repeated except that each of the cast-in-place piles was provided with a straight-tube-shaped embedded tube.
Example 4
Example 1 was repeated except that each of the cast-in-place piles was provided with a circular arc-shaped and straight tube-shaped embedded pipe.
Example 5
The embodiment 2 is repeated, except that the circular arc-shaped embedded pipe 103 is arranged on the outer side of the reinforcement cage 102 in an encircling manner, the embedded pipe 103 is hollow, and the plane of the embedded pipe 103 is intersected with the axis of the cast-in-place pile.
Example 6
Example 5 is repeated except that the embedded pipe 103 is provided with a fixing member for fixing the embedded pipe 103 on the surface of the reinforcement cage 102.
Example 7
The embodiment 3 is repeated, except that the straight-tube-shaped embedded tube 103 is arranged on the reinforcement cage 102 in a penetrating manner, and the central axis of the embedded tube 103 is perpendicular to the central axis of the reinforcement cage 102.
Example 8
Embodiment 7 is repeated, except that the middle part of the reinforcement cage 102 is provided with a cutting hole 104, and the cutting hole 104 is formed by cutting a local reinforcement and is used for penetrating the embedded pipe 103.
Example 9
Example 4 is repeated except that the pre-buried pipe 103 comprises: a hollow tube 1031 having both ends open; the inductor 1032 is arranged at the opening of the hollow tube 1031, and the inductor is detachably arranged at openings at two ends of the hollow tube 1031; plugs 1033 arranged at openings at two ends of the hollow tube 1031 and used for plugging two ends of the embedded tube 103, wherein the plugs are preferably made of rubber;
Example 10
Example 9 was repeated except that the sensor 1032 was an ultrasonic sensor.
Example 11
The embodiment 4 is repeated, the hollow pipe body 1031 is arranged to be an arc pipe or a straight pipe, the hollow pipe body 1031 is a hard pipe body, and the hollow pipe body 1031 is fixed on the reinforcement cage 102;
the inductor 1032 is a magnetic inductor for providing magnetic induction.
Example 12
The method for manufacturing the wale comprises the following operation steps:
implanting connecting steel bars into the cast-in-place pile provided with the circular arc-shaped embedded pipe to enable the connecting steel bars to extend out of pipe openings at two ends of the embedded pipe; and (3) connecting two ends of the connecting steel bars with the waist beams on two sides of the cast-in-place pile respectively, and fixing the positions of the waist beams on two sides of the cast-in-place pile to ensure that the waist beams are transversely arranged on the surface of the cast-in-place pile.
Wherein the cast-in-place pile is the cast-in-place pile prepared by the method of example 11.
Example 13
Example 12 is repeated except that the wale is perpendicular to the cast-in-place pile, one side of the wale is tightly attached to the cast-in-place pile, and the wale is a steel wale or is formed by pouring concrete.
Example 14
Example 12 was repeated except that the wale was cast of concrete, and the specific operation steps were as follows: embedding connecting steel bars into the embedded pipes in the cast-in-place piles, wherein the connecting steel bars extend out of pipe openings of the embedded pipes; transversely fixing the template on the surface or two sides of the cast-in-place pile; arranging waist beam steel bars in the template, wherein two ends of the connecting steel bars are respectively connected with the waist beam steel bars on two sides of the cast-in-place pile; pouring concrete wales into the templates, and curing and forming; and removing the template to obtain the waist rail.
Example 15
Example 2 is repeated, except that the cast-in-place pile manufactured by the manufacturing method of the cast-in-place bored pile comprises the following steps: a concrete pile body 101; a reinforcement cage 102 arranged in the concrete pile body 101; the embedded pipe 103 is arranged in the middle of the reinforcement cage 102 in the axial direction; wherein, steel reinforcement cage 102 inlays to be established in the concrete pile body 101, pre-buried pipe 103 wears to establish in the concrete pile body 101, wears to establish be equipped with the stock in the pre-buried pipe in steel reinforcement cage 102, the stock passes pre-buried pipe and inserts the foundation ditch lateral wall of bored concrete pile body rear side.
Example 16
Example 3 is repeated, except that the cast-in-place pile manufactured by the manufacturing method of the cast-in-place bored pile comprises the following steps: a concrete pile body 101; a reinforcement cage 102 arranged in the concrete pile body 101; the embedded pipe 103 is arranged in the middle of the reinforcement cage 102 in the axial direction; wherein, steel reinforcement cage 102 inlays to be established in the concrete pile body 101, pre-buried pipe 103 wears to establish in the concrete pile body 101, wears to establish be equipped with the stock in the pre-buried pipe in steel reinforcement cage 102, the stock passes pre-buried pipe and inserts the foundation ditch lateral wall of bored concrete pile body rear side.
Example 17
Example 4 is repeated, except that the cast-in-place pile manufactured by the manufacturing method of the cast-in-place bored pile comprises the following steps: a concrete pile body 101; a reinforcement cage 102 arranged in the concrete pile body 101; the embedded pipe 103 is arranged in the middle of the reinforcement cage 102 in the axial direction; wherein, steel reinforcement cage 102 inlays to be established in the concrete pile body 101, pre-buried pipe 103 wears to establish in the concrete pile body 101, wears to establish be equipped with the stock in the pre-buried pipe in steel reinforcement cage 102, the stock passes pre-buried pipe and inserts the foundation ditch lateral wall of bored concrete pile body rear side.
Example 18
A foundation pit surrounded by the cast-in-place pile of embodiment 17, comprising: a pit body 2 provided with a side wall;
a cast-in-place pile 1 arranged on the side wall of the pit body 2; the waist beam 3 is transversely arranged in the middle of the cast-in-place pile 1; wherein, the vertical range of bored concrete pile 1 is on the foundation ditch lateral wall, the middle part of 1 vertical direction of bored concrete pile is equipped with embedded pipe 103, embedded pipe 103 is the cavity form, wear to be equipped with connecting reinforcement in the embedded pipe 103, connecting reinforcement's both ends extend to the 1 outside of bored concrete pile, connecting reinforcement's both ends are connected with waist rail 3.
Example 19
Example 4 was repeated except that the embedded pipe was degradable material and the embedded pipe was rigid plastic.
Example 20
Example 4 was repeated except that the embedded pipe was a straight pipe, the embedded pipe included a reinforcing layer and a degradation layer, the degradation layer was disposed outside the reinforcing layer, and the thickness of the degradation layer was 0.5-5cm. In the embodiment of the invention, the embedded pipe is provided with two layers, the reinforcing layer can increase the strength of the whole pipe body, the degradation layer is tightly adhered to the surface of the reinforcing layer, the reinforcing layer is made of hard materials and can be made of metal materials or non-metal materials, after the embedded pipe is placed in a cast-in-place pile for casting forming, through holes are formed in the embedded pipe, the degradation layer can be slowly degraded, the reinforcing layer is in a loose state, and the reinforcing layer is convenient to take out. The material of the degradation layer can be selected according to the use condition, such as polylactic acid, polyglycolic acid or other materials added with degradation agents, and the like, when the reinforcing layer is taken out, a hollow through hole is formed in the cast-in-place pile, and after the hollow through hole is filled by injecting foaming cement, the strength of the cast-in-place pile is ensured.
Example 21
The embodiment 4 is repeated, except that the injection pipe is arranged on the inner wall of the embedded pipe, the penetrating port is arranged on the plug of the embedded pipe after the injection pipe is arranged to correspond to the penetrating port, so that the injection pipe penetrates through the penetrating port, the injection ports are arranged on the injection pipe and face the central axis of the embedded pipe, and the injection end of the injection pipe extends to the outside of the cast-in-place pile. In the embodiment of the invention, the injection pipe is arranged close to the inner side wall of the embedded pipe, when the steel bars are planted, the large-space steel bars in the embedded pipe are easy to loosen, foaming glue is injected into the embedded pipe through the injection pipe to surround the steel bars and fill the residual space, and the embedded pipe needs to be dismantled after use, wherein the first mode is as follows: injecting one of acetone cleaning agent, white vinegar and alcohol into the injection pipe, dissolving the foaming glue, injecting foaming concrete into the embedded pipe, and filling the inner space of the whole embedded pipe; the second way is: two injection pipes are arranged in the embedded pipe, one injection pipe is used for injecting foaming adhesive, the subsequent dissolution is not needed, the other injection pipe injects a small amount of alcohol when being detached, an outlet is dissolved, and then the foaming concrete is injected to fill the inner space of the whole embedded pipe.
Example 21
The embedded pipe is positioned in the steel bar, so that the plane where the axis of the embedded pipe is located is perpendicular to the side wall of the foundation pit, and the axis of the embedded pipe can form a certain included angle with a horizontal line. And both ends of the embedded pipe are plugged by plugs, wherein the plug close to one side of the side wall of the foundation pit is stuck with a magnet piece, the reinforcement cage is lowered into the drilled hole, and concrete is poured until the strength of the concrete is formed. When the foundation ditch excavates the degree of depth to the end cap, can detect the end cap at the external magnet of stake or other iron fillings location, the concrete layer that the end cap covered can be opened to the groove and the pre-buried pipe can be driven through, and the stock can be installed to the pre-buried pipe after driving through, or the soil nail is driven into at pre-buried pipe, makes stake and stake back soil body form a whole.
Example 22
The pre-buried pipe circular arc bending is laid, the pre-buried pipe both ends are blocked by the end caps, magnet pieces are all glued to two end caps, the pre-buried pipe that will have magnet pieces in both ends after the shutoff is installed the assigned position on the steel reinforcement cage, transfer the steel reinforcement cage to drilling, the poured concrete waits after the concrete strength becomes to form, when the predetermined elevation of foundation ditch excavation end cap, detect the end cap at the outer magnet of stake or other iron fillings location, the pre-buried pipe is opened to the concrete layer that the end cap covers is opened in the groove, bar planting is accomplished to the pre-buried pipe of muscle material accessible. The position of the embedded pipe can be detected through the magnet, and the embedded pipe can be accurately positioned; the embedded steel bars of the pile body are not required to be damaged, the integral stability of the pile body is kept, the embedded steel bars are deep enough, and the embedded steel bars are ensured to be firm; can complete the bar planting rapidly.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The manufacturing method of the bored pile is characterized by comprising the following operation steps of:
arranging an inductor at the pipe orifice of the embedded pipe;
fixing the embedded pipe on a reinforcement cage;
lowering the reinforcement cage into the drilled hole;
injecting concrete into the drill hole, and curing until the concrete is solidified;
excavating a foundation pit to the depth of the embedded pipe;
acquiring the position of the pipe orifice of the pre-buried pipe through the inductor;
and chiseling the concrete at the pipe orifice of the embedded pipe to obtain the cast-in-place pile with the drill hole.
2. The method for manufacturing bored concrete piles according to claim 1, wherein each of the bored concrete piles is provided with a pre-buried pipe having a circular arc shape and/or a straight pipe shape.
3. The manufacturing method of the bored pile according to claim 2, wherein the arc-shaped embedded pipe (103) is arranged outside the reinforcement cage (102) in an encircling manner, the embedded pipe (103) is hollow, and a plane where the embedded pipe (103) is located intersects with an axis of the bored pile.
4. The manufacturing method of the bored pile according to claim 2, wherein the straight pipe-shaped embedded pipe (103) is inserted into the reinforcement cage (102), and a central axis of the embedded pipe (103) is perpendicular to a central axis of the reinforcement cage (102).
5. A method of manufacturing a bored pile according to claim 2, wherein the pre-buried pipe (103) comprises: a hollow tube body (1031) with two open ends;
the inductor (1032) is arranged at the opening of the hollow pipe body (1031), and the inductors are detachably arranged at openings at two ends of the hollow pipe body (1031);
and the plugs (1033) are arranged at openings at two ends of the hollow pipe body (1031) and are used for plugging two ends of the embedded pipe (103).
6. A method for manufacturing a bored pile according to claim 3, wherein the hollow pipe body (1031) is configured as a circular or straight pipe, the hollow pipe body (1031) is a rigid pipe body, and the hollow pipe body (1031) is fixed to the reinforcement cage (102);
the inductor (1032) is a magnetic inductor for providing magnetic induction.
7. A method for manufacturing a wale by using a cast-in-place pile manufactured by the method for manufacturing a bored pile according to claims 2 to 6, characterized by comprising the steps of:
implanting connecting steel bars into the cast-in-place pile provided with the circular arc-shaped embedded pipe to enable the connecting steel bars to extend out of pipe openings at two ends of the embedded pipe;
and (3) respectively connecting the two ends of the connecting steel bars with the waist beams on the two sides of the cast-in-place pile, and fixing the positions of the waist beams on the two sides of the cast-in-place pile so as to transversely arrange the waist beams on the surface of the cast-in-place pile.
8. The method for manufacturing a wale according to claim 7, wherein the wale is concrete-cast, and the concrete operation steps thereof are as follows:
embedding connecting steel bars into the embedded pipes in the cast-in-place piles, wherein the connecting steel bars extend out of pipe openings of the embedded pipes;
transversely fixing the template on the surface or two sides of the cast-in-place pile;
arranging waist beam steel bars in the template, wherein two ends of the connecting steel bars are respectively connected with the waist beam steel bars on two sides of the cast-in-place pile;
pouring a concrete waist beam into the template, and curing and forming;
and removing the template to obtain the waist rail.
9. A cast-in-place pile produced by the method for producing a bored pile according to claims 2 to 6, comprising: a concrete pile body (101);
a reinforcement cage (102) arranged in the concrete pile body (101);
the embedded pipes (103) are arranged on the reinforcement cage (102);
wherein, steel reinforcement cage (102) inlay and establish in concrete pile body (101), pre-buried pipe (103) are worn to establish in steel reinforcement cage (102), wear to establish be equipped with the stock in the pre-buried pipe in steel reinforcement cage (102), the stock passes pre-buried pipe and inserts the foundation ditch lateral wall of bored concrete pile body rear side.
10. A foundation pit surrounded by the cast-in-place pile of claim 9, comprising:
a pit body (2) provided with a side wall;
a cast-in-place pile (1) arranged on the side wall of the pit body (2);
the waist beam (3) is transversely arranged in the middle of the cast-in-place pile (1);
wherein, bored concrete pile (1) is vertical arranges on the foundation ditch lateral wall, the middle part of bored concrete pile (1) vertical direction is equipped with embedded pipe (103), embedded pipe (103) are the cavity form, wear to be equipped with connecting reinforcement in embedded pipe (103), connecting reinforcement's both ends extend to bored concrete pile (1) outside, connecting reinforcement's both ends are connected with waist rail (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210742874.9A CN115162348A (en) | 2022-06-27 | 2022-06-27 | Bored pile, waist beam with bored pile and manufacturing method of waist beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210742874.9A CN115162348A (en) | 2022-06-27 | 2022-06-27 | Bored pile, waist beam with bored pile and manufacturing method of waist beam |
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| CN202210742874.9A Pending CN115162348A (en) | 2022-06-27 | 2022-06-27 | Bored pile, waist beam with bored pile and manufacturing method of waist beam |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926413A (en) * | 2012-11-16 | 2013-02-13 | 华东建筑设计研究院有限公司 | Embedded pipe for sampling pile tip of filling pile |
| CN207567784U (en) * | 2017-11-29 | 2018-07-03 | 江苏华江建设集团有限公司 | Deep basal pit combined type supporting |
| CN112281866A (en) * | 2020-10-20 | 2021-01-29 | 中国建筑第八工程局有限公司 | Connecting structure of waist rail and support pile and construction method thereof |
| CN113389205A (en) * | 2021-07-01 | 2021-09-14 | 中冶建筑研究总院（深圳）有限公司 | Recoverable anchored prestressed foot-hanging pile supporting structure and construction method |
-
2022
- 2022-06-27 CN CN202210742874.9A patent/CN115162348A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926413A (en) * | 2012-11-16 | 2013-02-13 | 华东建筑设计研究院有限公司 | Embedded pipe for sampling pile tip of filling pile |
| CN207567784U (en) * | 2017-11-29 | 2018-07-03 | 江苏华江建设集团有限公司 | Deep basal pit combined type supporting |
| CN112281866A (en) * | 2020-10-20 | 2021-01-29 | 中国建筑第八工程局有限公司 | Connecting structure of waist rail and support pile and construction method thereof |
| CN113389205A (en) * | 2021-07-01 | 2021-09-14 | 中冶建筑研究总院（深圳）有限公司 | Recoverable anchored prestressed foot-hanging pile supporting structure and construction method |
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