阅读说明：本技术 一种灌注桩钢筋笼组装施工方法 (Assembling construction method for cast-in-place pile reinforcement cage ) 是由 朱义平 王春泉 赖炳超 李庆东 朱楠 徐英芬 于 2021-10-12 设计创作，主要内容包括：本发明涉及工程施工技术领域,具体公开了一种灌注桩钢筋笼组装施工方法,包括组装装置,组装装置包括定型胎架、钢筋定位工具和固定环,所述定型胎架由多个支架与两根纵向连接杆相连接组成,所述定型胎架的上方设置有固定环,且固定环为圆形封闭环结构,所述固定环的外侧设置有多根钢筋,所述支架包括水平杆、垂直杆、弧形杆和限位件,所述水平杆的上方设置有弧形杆,所述水平杆与弧形杆之间连接有多根竖向设置的垂直杆,所述弧形杆的内侧设置有多根限位件,所述固定环的外侧设置有钢筋定位工具,通过定型胎架,形成半成型的钢筋笼骨架；使用钢筋定位工具,形成钢筋笼的整体骨架；因此降低灌注桩钢筋笼组装和钢筋定位难度。(The invention relates to the technical field of engineering construction, and particularly discloses a bored concrete pile reinforcement cage assembling construction method which comprises an assembling device, wherein the assembling device comprises a shaping jig frame, a reinforcement positioning tool and a fixing ring, the shaping jig frame is formed by connecting a plurality of supports with two longitudinal connecting rods, the fixing ring is arranged above the shaping jig frame and is a circular closed ring structure, a plurality of reinforcements are arranged outside the fixing ring, the supports comprise horizontal rods, vertical rods, arc-shaped rods and limiting parts, the arc-shaped rods are arranged above the horizontal rods, a plurality of vertical rods which are vertically arranged are connected between the horizontal rods and the arc-shaped rods, a plurality of limiting parts are arranged inside the arc-shaped rods, the reinforcement positioning tool is arranged outside the fixing ring, and a semi-formed reinforcement cage framework is formed through the shaping jig frame; forming an integral framework of the reinforcement cage by using a reinforcement positioning tool; thereby reducing the difficulty of assembling and positioning the cast-in-place pile cage.)

1. The assembling construction method of the cast-in-place pile reinforcement cage comprises an assembling device, and is characterized in that: the assembling device comprises a shaping jig frame (1), a reinforcing steel bar positioning tool (2) and a fixing ring (3), wherein the shaping jig frame (1) is formed by connecting a plurality of supports (4) with two longitudinal connecting rods (5), the fixing ring (3) is arranged above the shaping jig frame (1), the fixing ring (3) is a circular closed ring structure, a plurality of reinforcing steel bars (6) are arranged on the outer side of the fixing ring (3), the supports (4) comprise horizontal rods (41), vertical rods (42), arc-shaped rods (43) and limiting parts (44), the arc-shaped rods (43) are arranged above the horizontal rods (41), a plurality of vertical rods (42) which are vertically arranged are connected between the horizontal rods (41) and the arc-shaped rods (43), a plurality of limiting parts (44) are arranged on the inner side of the arc-shaped rods (43), the reinforcing steel bar positioning tool (2) is arranged on the outer side of the fixing ring (3), the steel bar positioning tool (2) comprises a long straight rod (21), a short straight rod (22) and a right-angle piece (23), wherein the long straight rod (21) is connected with the short straight rod (22), and one end of the long straight rod (21) is connected with the right-angle piece (23).

2. A method of assembling a bored concrete pile cage according to claim 1, wherein: the brackets (4) are arranged on the longitudinal connecting rod (5) in parallel at equal intervals, and the brackets (4) are arranged on the same axis.

3. A method of assembling a bored concrete pile cage according to claim 1, wherein: the short straight rod (22), the right-angle piece (23) and the long straight rod (21) form a right-angle structure.

4. A method of assembling a bored concrete pile cage according to claim 1, wherein: the method comprises the following steps:

s1, manufacturing a shaping jig frame (1): the length of the shaping jig frame (1) is determined according to the length of a reinforcement cage, a horizontal rod (41), a vertical rod (42), an arc-shaped rod (43) and a limiting piece (44) are assembled into a support (4), then the support (4) is connected with two longitudinal connecting rods (5) to form the shaping jig frame (1), and the assembled shaping jig frame (1) is placed on a hardened and flat terrace;

s2, placing the steel bars (6) on the shaping jig frame (1): placing a steel bar (6) on a limiting piece (44) of the shaping jig frame (1);

s3, placing a fixing ring (3) on the steel bar (6): uniformly dividing and placing the fixing rings (3) along the length direction of the steel bars (6), setting the space between the fixing rings (3) to be 2 meters, vertically arranging the fixing rings (3) and the steel bars (6), and then firmly welding the fixing rings (3) and the steel bars (6) to form a semi-formed steel reinforcement cage framework;

s4, forming the steel bars (6) outside the shaping jig frame (1): using a steel bar positioning tool (2), wherein a right-angle piece (23) of the steel bar positioning tool abuts against a welded and fixed steel bar (6), a steel bar (6) to be welded is placed on a short straight bar (22), the steel bar (6) to be welded is pressed against a fixing ring (3) at the other end of a long straight bar (21) and is welded and fixed, and by analogy, all the steel bars (6) and the fixing ring (3) are welded to form an integral framework of the steel bar cage;

and S5, hoisting and displacing the whole reinforcement cage by using hoisting equipment.

Technical Field

The invention relates to the technical field of engineering construction, in particular to a method for assembling and constructing a cast-in-place pile reinforcement cage.

Background

The bored concrete pile steel reinforcement cage shaping jig frame with the authorization notice number of CN207272057U needs to complete the assembly of the whole steel reinforcement cage through a rotating mechanism, and although the assembly of the whole steel reinforcement cage can be completed on the same jig frame, the rotating mechanism needs to be arranged on the jig frame, and the design of the jig frame and the assembly process of the steel reinforcement cage are complex.

In the prior art, another steel reinforcement cage is assembled on a jig frame, a semi-machined steel reinforcement cage is completed on the jig frame, steel reinforcements outside the jig frame need to be positioned on a fixed ring by a manual pull rule, and then welding is carried out to complete the assembly of the whole steel reinforcement cage. Although the assembly of the reinforcement cage can be completed on the same jig, the positioning accuracy of the reinforcement other than the jig is poor, and the assembly efficiency is low.

Disclosure of Invention

The invention aims to provide a bored concrete pile steel reinforcement cage assembling construction method which can reduce the difficulty in assembling and positioning the steel reinforcement cage of the bored concrete pile and the difficulty in shifting and hoisting the steel reinforcement cage so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a construction method for assembling the reinforcing cage of perfusion pile includes such steps as assembling the reinforcing cage to a mould, fixing the reinforcing cage to the mould by a fixing ring, the shaping jig frame is formed by connecting a plurality of brackets with two longitudinal connecting rods, a fixing ring is arranged above the shaping jig frame, the fixing ring is a circular closed ring structure, a plurality of steel bars are arranged on the outer side of the fixing ring, the bracket comprises a horizontal rod, a vertical rod, an arc-shaped rod and a limiting piece, an arc-shaped rod is arranged above the horizontal rod, a plurality of vertical rods which are vertically arranged are connected between the horizontal rod and the arc-shaped rod, a plurality of limiting parts are arranged on the inner side of the arc-shaped rod, a steel bar positioning tool is arranged on the outer side of the fixing ring, the steel bar positioning tool comprises a long straight rod, a short straight rod and a right-angle piece, wherein the long straight rod is connected with the short straight rod, and one end of the long straight rod is connected with the right-angle piece.

Preferably, a plurality of the brackets are arranged on the longitudinal connecting rod in parallel at equal intervals, and the brackets are arranged on the same axis.

Preferably, the short straight rod and the right-angle piece form a right-angle structure with the long straight rod.

A method for assembling and constructing a cast-in-place pile reinforcement cage comprises the following steps:

s1, manufacturing a shaping jig: the length of the shaping jig frame is determined according to the length of the reinforcement cage, the horizontal rod, the vertical rod, the arc-shaped rod and the limiting piece are assembled into a support, then the support and the two longitudinal connecting rods are connected into the shaping jig frame, and the assembled shaping jig frame is placed on the hardened and flat terrace;

s2, placing steel bars on the shaping jig: placing a steel bar on the limiting piece of the shaping jig frame;

s3, placing a fixing ring on the steel bar: the fixing rings are evenly placed along the length direction of the steel bar, the distance between the fixing rings is set to be 2 meters, the fixing rings are perpendicular to the steel bar, and then the fixing rings and the steel bar are firmly welded to form a semi-formed steel bar cage framework;

s4, forming the steel bars outside the shaping jig: using a steel bar positioning tool, enabling a right-angle piece to abut against a welded and fixed steel bar, placing the steel bar to be welded on the short straight bar, pressing the steel bar to be welded on the fixing ring at the other end of the long straight bar, welding and fixing, and so on, completing the welding of all the steel bars and the fixing ring to form an integral framework of the steel bar cage;

and S5, hoisting and displacing the whole reinforcement cage by using hoisting equipment.

Compared with the prior art, the invention has the beneficial effects that: forming a semi-formed reinforcement cage framework through a shaping jig; forming an integral framework of the reinforcement cage by using a reinforcement positioning tool; therefore, the difficulty of assembling the reinforcement cage of the cast-in-place pile and positioning the reinforcement is reduced, the assembling quality of the reinforcement cage is improved, and the construction efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the construction method of assembling the steel bars of the bored concrete pile cage outside the shaping jig according to the present invention;

FIG. 3 is a cross-sectional view of a sizing jig of the present invention;

FIG. 4 is a side view of a sizing jig of the present invention;

fig. 5 is a schematic view of the reinforcement bar positioning tool of the present invention.

In the figure: 1. shaping a jig frame; 2. a steel bar positioning tool; 21. a long straight rod; 22. a short straight rod; 23. a right angle member; 3. a fixing ring; 4. a support; 41. a horizontal bar; 42. a vertical rod; 43. an arcuate bar; 44. a limiting member; 5. a longitudinal connecting rod; 6. and (5) reinforcing steel bars.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a bored concrete pile reinforcement cage assembling construction method, including the assembly apparatus, the assembly apparatus includes shaping bed-jig 1, steel reinforcement positioning tool 2 and fixed ring 3, shaping bed-jig 1 guarantees the reinforcement cage is in shaping the accurate position of 6 steel reinforcement on bed-jig 1, use the steel reinforcement positioning tool 2, weld the accurate welding of steel reinforcement 6 beyond shaping bed-jig 1 on the fixed ring 3, form the whole skeleton of the reinforcement cage;

the shaping jig frame 1 is formed by connecting a plurality of supports 4 and two longitudinal connecting rods 5, a fixing ring 3 is arranged above the shaping jig frame 1, the fixing ring 3 is a circular closed ring structure, the reinforcing steel bars 6 and the fixing ring 2 are welded and used for positioning the positions of the reinforcing steel bars 6 to form a reinforcing steel cage, a plurality of reinforcing steel bars 6 are arranged on the outer side of the fixing ring 3, the supports 4 comprise horizontal rods 41, vertical rods 42, arc-shaped rods 43 and limiting parts 44, the arc-shaped rods 43 are arranged above the horizontal rods 41, a plurality of vertical rods 42 which are vertically arranged are connected between the horizontal rods 41 and the arc-shaped rods 43, the vertical rods 42 can ensure that the arc-shaped rods 43 do not deform, the limiting parts 44 are arranged on the inner sides of the arc-shaped rods 43, the limiting parts 44 are arranged according to the positions of the reinforcing steel bars of the cast-in piles and are used for placing the reinforcing steel bars 6 and accurately positioning the reinforcing steel bars 6, a reinforcing steel bar positioning tool 2 is arranged on the outer side of the fixing ring 3, and the reinforcing steel bar positioning tool 2 comprises a long straight rod 21, The long straight rod 21 is connected with the short straight rod 22, and one end of the long straight rod 21 is connected with the right-angle piece 23.

Furthermore, a plurality of brackets 4 are arranged in parallel at equal intervals on the longitudinal connecting rod 5, and the plurality of brackets 4 are arranged on the same axis.

Further, all form the right angle structure between short straight-bar 22 and right angle piece 23 and the long straight-bar 21, the interval of short straight-bar 22 and right angle piece 23 sets up according to the reinforcing bar 6 interval, and reinforcing bar positioning tool 2 that short straight-bar 22, right angle piece 23 and long straight-bar 21 are constituteed is used for the reinforcing bar outside location and the welding design bed-jig 1.

A method for assembling and constructing a cast-in-place pile reinforcement cage comprises the following steps:

s1, manufacturing a shaping jig frame 1: the length of the shaping jig frame 1 is determined according to the length of a reinforcement cage, the horizontal rod 41, the vertical rod 42, the arc-shaped rod 43 and the limiting piece 44 are assembled into the support 4, then the support 4 and the two longitudinal connecting rods 5 are connected into the shaping jig frame 1, and the assembled shaping jig frame 1 is placed on a hardened and flat terrace;

s2, placing the steel bars 6 on the shaping jig frame 1: placing a reinforcing steel bar 6 on the limiting piece 44 of the shaping jig frame 1;

s3, placing the fixing ring 3 on the steel bar 6: uniformly placing fixing rings 3 along the length direction of the steel bars 6, setting the distance between the fixing rings 3 to be 2 m, arranging the fixing rings 3 to be vertical to the steel bars 6, and firmly welding the fixing rings 3 and the steel bars 6 to form a semi-formed steel bar cage framework;

s4, forming the steel bars 6 outside the shaping jig frame 1: using a steel bar positioning tool 2, enabling a right-angle piece 23 of the steel bar positioning tool to abut against a welded and fixed steel bar 6, placing the steel bar 6 to be welded on a short straight rod 22, pressing the steel bar 6 to be welded against a fixing ring 3 at the other end of a long straight rod 21, welding and fixing, and so on, completing the welding of all the steel bars 6 and the fixing ring 3, and forming an integral framework of the steel bar cage;

and S5, hoisting and displacing the whole reinforcement cage by using hoisting equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.