CN-117166365-B - Industrial construction equipment and method for cast-in-situ pier column

CN117166365BCN 117166365 BCN117166365 BCN 117166365BCN-117166365-B

Abstract

The invention discloses an industrial construction device and method for cast-in-situ pier columns, wherein the industrial construction device for cast-in-situ pier columns is arranged on the outer side of a pier body to form an integrated pier construction factory, a column system is used as a support, an embedded part or a pull rod hole is not required to be arranged on a main structure, the structure of the pier body is not damaged, the pouring quality of the pier body is ensured, climbing mechanisms are correspondingly arranged on a lifting system, a main bearing platform, an ascending platform and a descending platform, and can climb upwards along with the heightening of a column in the column system, continuous cast-in-situ construction of the pier body is realized, the ascending platform and the descending platform are used as a lifting system, a template system and a butt joint channel between the ground and a simple construction platform, the construction efficiency is improved, and the construction device can flexibly move up and down, particularly for higher pier bodies, a construction platform with good passing environment is provided for workers, the climbing distance is reduced, and the safety of construction is remarkably improved.

Inventors

TIAN WEI
ZHANG SHANGZHI
Di Feichao
LI BAZHOU
YOU XINPENG
ZHENG HEHUI
LI YOUWEI
SU YAN
LI YANG
GUO YINGGOU
TAO SHENGQIANG

Assignees

中交第二航务工程局有限公司

Dates

Publication Date: 20260505
Application Date: 20230731

Claims (7)

1. The industrial construction method of the cast-in-situ pier stud is characterized in that the cast-in-situ pier stud construction is carried out by utilizing cast-in-situ pier stud industrial construction equipment, and the cast-in-situ pier stud industrial construction equipment comprises: The upright post system comprises upright posts symmetrically arranged on the outer side of the pier body structure on the bearing platform, the bottoms of all the upright posts are connected with a frame together, the bottoms of the frame are fixed on the upper surface of the bearing platform, the upright posts are formed by sequentially connecting a plurality of standard sections, and sliding rails are vertically arranged on the upright posts; The lifting system is arranged at the top of the upright post system and extends out of the upright post along the horizontal direction, and the gantry crane is used for lifting and installing a standard section or a construction member of the upright post; The main bearing platform is arranged in the middle of the upright post system, a template system is arranged on the main bearing platform corresponding to the pier body, a construction climbing frame is arranged on the outer side of the template system, a vibrating system is arranged at the top of the construction climbing frame, extends towards the upper inner side of the template system and is used for vibrating poured pier body concrete, and a maintenance system is further arranged on the main bearing platform; The upper self-lifting platform is arranged at the upper part of the upright post system and is positioned between the vibrating system and the lifting system, and is used as a platform for binding reinforcing steel bars and an intercommunication platform between the lifting system and the template system; The lower self-elevating platform is arranged at the lower part of the upright post system and positioned below the main bearing platform and is used as an intercommunication platform for personnel to go up and down the main bearing platform; the inner sides of the lifting system, the main bearing platform, the upper self-lifting platform and the lower self-lifting platform are respectively connected with the sliding rails in the corresponding height ranges, and the lifting mechanisms are used for moving up and down along the sliding rails; the method for industrially constructing the cast-in-situ pier stud comprises the following specific steps: s1, completing concrete pouring of a bearing platform and a first pier body; s2, installing a frame at the bottom of the upright post system and a standard section corresponding to the upright post at the outer side of the head section pier body, and installing a lower self-elevating platform on the lower part of the upright post; S3, taking the lower self-elevating platform as a steel bar construction platform, and installing a steel bar part of the second section of pier body; s4, installing a main bearing platform in the middle of the upright post, and installing a template system and a vibrating system on the main bearing platform; S5, pouring second section pier body concrete after the template system is assembled, installing an ascending platform above the template system, and installing a lifting system at the top of the upright post system; S6, when the second section of pier body concrete is equal in strength, the standard section of the installation upright post is hoisted through the hoisting system, the upright posts are connected upwards, and then the hoisting system climbs upwards through the corresponding climbing mechanism; S7, hoisting the reinforced bar part of the third section of pier body by using a hoisting system, and then finishing the installation of the reinforced bar part on the self-lifting platform; s8, the main bearing platform drives the template system to climb upwards through the corresponding climbing mechanism, the template system is matched with the corresponding steel bar part at the third section of pier body, and meanwhile, the poured concrete is cured through the curing system; s9, pouring third pier body concrete, lifting up the standard section of the mounting upright post through a lifting system while the third pier body concrete is equal in strength, and climbing up; S10, repeating the steps S7-S9 until pouring construction of all sections of the pier body is completed.
2. The method for industrially constructing the cast-in-situ pier column according to claim 1, wherein the frame is in a regular hexagon shape in a horizontal section, four upright posts are arranged at four vertex angles of the frame, and the four upright posts are symmetrically arranged along the central line of the width direction of the pier body.
3. The industrial construction method of the cast-in-situ pier column according to claim 2, wherein pier holding devices are arranged on the inner side of the main bearing platform towards the pier body, the pier holding devices are symmetrically arranged along the periphery of the pier body, the pier holding devices comprise a screw rod, screw rod nuts, limiting sleeves and joints, the screw rod is driven to rotate by a motor, the motor is fixed on the main bearing platform, the screw rod is arranged on the main bearing platform through a bearing, the screw rod nuts are connected on the screw rod through a thread transmission, the limiting sleeves are sleeved on the outer sides of the screw rod and the screw rod nuts along the coaxial direction and are used for radially limiting the screw rod nuts, the joints are connected on one face of the screw rod nuts towards the pier body, and the joints are arranged in a shape fit with the corresponding positions of the pier body.
4. The industrial construction method of the cast-in-situ pier column according to claim 1, wherein the lifting system comprises a bearing truss, the bearing truss is of a double-sheet frame structure, the bearing truss is symmetrically arranged on the outer sides of the tops of two opposite sides of the upright column system, tracks are arranged on the tops of the double-sheet frame structure in parallel, a gantry crane is arranged on the two tracks in a sliding connection mode, and a balancing weight is arranged on the top of one end, far away from the gantry crane, of the two tracks.
5. The industrial construction method of the cast-in-situ pier stud according to claim 1, wherein the formwork system comprises two opposite C-shaped formworks, the ends of the two C-shaped formworks are respectively provided with a tie rod for fastening connection, the bottom of each C-shaped formwork is provided with a three-phase positioning oil cylinder, and the three-phase positioning oil cylinder comprises a vertical leveling oil cylinder, a mold opening oil cylinder and a horizontal positioning oil cylinder and is used for respectively carrying out position adjustment on the C-shaped formworks in the vertical direction, the width direction and the length direction.
6. The industrial construction method of the cast-in-situ pier column according to claim 5, wherein the construction climbing frame is upwards provided with a vertical rod, the top of the vertical rod extends above the template system and is rotatably connected with a transverse frame, the outer end of the transverse frame is connected with the vibrating system, and the vibrating system is driven to rotate to the upper side of the inner side of the C-shaped template or away from the template system through the transverse frame.
7. The method for industrially constructing the cast-in-situ pier column according to claim 1, wherein the vibrating system is rotatably connected and installed at the top of the construction climbing frame, and when a steel bar part of a pier body is installed, the vibrating system is operated to rotate away from the template system, so that the installation space of the steel bar part is reserved, and when the pier body concrete is poured, the vibrating system is rotated to be right above the pier body concrete for vibrating.

Description

Industrial construction equipment and method for cast-in-situ pier column Technical Field The invention relates to the technical field of bridge main tower construction in the field of civil engineering. More particularly, the invention relates to an industrial construction device and method for cast-in-situ pier columns. Background At present, the construction of the cast-in-situ pier stud is mostly carried out by adopting a turnover formwork, a sliding formwork or a climbing formwork. However, the existing equipment has low automation and intelligent level in each working procedure of pier column construction, and the cast-in-situ molding quality of the pier body is poor, and is mainly characterized in that: 1. The existing equipment construction mainly takes a main body structure (pier body) as a support, an embedded part or a pull rod hole is required to be arranged on the main body structure, after the pier body is molded, the hole is repaired, the cast-in-situ quality of the pier body is poor, and particularly, the embedded hole of the pier body or the pull rod hole has adverse effect on the durability of the main body structure of the pier body; 2. For higher pier bodies, the climbing ladder needs to be reciprocated up and down for many times; 3. the loose binding efficiency and quality of the reinforcing steel bar are low; 4. special hoisting equipment is needed to be arranged beside the pier stud, and the equipment utilization rate is not high. Disclosure of Invention It is an object of the present invention to solve at least the above problems and to provide at least the advantages to be described later. The invention also aims to provide industrial construction equipment and method for the cast-in-situ pier stud, so as to solve the technical problems that the cast-in-situ construction pier body in the prior art is low in efficiency and the molding quality is affected. To achieve these objects and other advantages and in accordance with the purpose of the invention, as embodied and broadly described herein, there is provided an industrial construction equipment for a cast-in-place pier stud, comprising: The upright post system comprises upright posts symmetrically arranged on the outer side of the pier body structure on the bearing platform, the bottoms of all the upright posts are connected with a frame together, the bottoms of the frame are fixed on the upper surface of the bearing platform, the upright posts are formed by sequentially connecting a plurality of standard sections, and sliding rails are vertically arranged on the upright posts; The lifting system is arranged at the top of the upright post system and extends out of the upright post along the horizontal direction, and the gantry crane is used for lifting and installing a standard section or a construction member of the upright post; the main bearing platform is arranged in the middle of the upright post system, a template system is arranged on the main bearing platform corresponding to the pier body, a construction climbing frame is arranged on the outer side of the template system, a vibrating system is arranged at the top of the construction climbing frame, and the vibrating system extends towards the upper inner side of the template system and is used for vibrating poured pier body concrete; The upper self-lifting platform is arranged at the upper part of the upright post system and is positioned between the vibrating system and the lifting system, and is used as a platform for binding reinforcing steel bars and an intercommunication platform between the lifting system and the template system; The lower self-elevating platform is arranged at the lower part of the upright post system and positioned below the main bearing platform and is used as an intercommunication platform for personnel to go up and down the main bearing platform; The inner sides of the lifting system, the main bearing platform, the ascending platform and the descending platform are respectively connected with the sliding rail with the corresponding height range, and the lifting mechanism can move up and down along the sliding rail. Preferably, the frame is regular hexagon on the horizontal cross section, four vertical columns are arranged at four vertex angles of the frame, and the four vertical columns are symmetrically arranged along the central line of the width direction of the pier body. Preferably, the inboard of main load platform is provided with the pier device towards the pier shaft, and the pier device is embraced along pier shaft symmetrical arrangement all around, and the pier device includes lead screw, screw nut, limit sleeve, joint, and the lead screw is rotatory through setting up motor drive, and the motor is fixed on the main load platform, the lead screw passes through the bearing and installs on the main load platform, screw nut passes through screw drive and connects on the lead screw, and limit sleeve establishes in the outside of lead sc