CN113136974A - Embedded part installation method for group vertical actuators in super-thick bottom plate - Google Patents

Embedded part installation method for group vertical actuators in super-thick bottom plate Download PDF

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Publication number
CN113136974A
CN113136974A CN202110452750.2A CN202110452750A CN113136974A CN 113136974 A CN113136974 A CN 113136974A CN 202110452750 A CN202110452750 A CN 202110452750A CN 113136974 A CN113136974 A CN 113136974A
Authority
CN
China
Prior art keywords
support frame
bottom plate
stage structure
vertical actuator
thick bottom
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110452750.2A
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Chinese (zh)
Inventor
周志健
王海杰
于海申
李富强
于长江
黄志昕
高记远
孙博
李亮
贾永旺
谭长星
付世珉
来存
王岩
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China Construction Eighth Engineering Division Co Ltd
Original Assignee
China Construction Eighth Engineering Division Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Construction Eighth Engineering Division Co Ltd filed Critical China Construction Eighth Engineering Division Co Ltd
Priority to CN202110452750.2A priority Critical patent/CN113136974A/en
Publication of CN113136974A publication Critical patent/CN113136974A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/98Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground

Abstract

The invention discloses a method for installing embedded parts of group vertical actuators in an ultra-thick bottom plate, which comprehensively deepens the group vertical actuators, the embedded parts, a supporting frame and reinforcing steel bar structures of the ultra-thick bottom plate in an early stage, optimizes and divides the group vertical actuators into a first-stage structure and a second-stage structure, optimizes the reinforcing steel bars of the first-stage structure to support the supporting frame inevitably, thereby avoiding collision with the installed supporting frame when the first-stage structure and the second-stage structure are bound, improving the installation precision and construction quality of the embedded parts of the group vertical actuators, saving the cost and shortening the construction period. The invention solves the problem that the installation precision of the vertical actuators is influenced by the collision between the support bracket of the embedded part and the reinforcing steel bar of the super-thick bottom plate when the embedded part of the vertical actuators arranged in groups is installed in the super-thick bottom plate.

Description

Embedded part installation method for group vertical actuators in super-thick bottom plate
Technical Field
The invention relates to the technical field of building construction, in particular to a method for installing embedded parts of group vertical actuators in an ultra-thick bottom plate.
Background
In the process of building a large-scale earthquake engineering simulation research facility, the vertical actuators are positioned in the super-thick bottom plate of the vibrating table and are arranged in groups. For guaranteeing that the support of the vertical actuator is stable, the support bracket of the vertical actuator is designed through calculation, and the support bracket and the vertical actuator are both arranged in the super-thick bottom plate and have complex structures. The reinforcing bar of super thick bottom plate has a large amount of collisions with vertical actuator of group and support bracket, influences vertical actuator's installation accuracy.
Disclosure of Invention
In order to overcome the defects in the prior art, the method for installing the embedded vertical actuators of the group in the super-thick bottom plate is provided so as to solve the problem that the installation precision of the vertical actuators is affected due to the collision between the support bracket of the embedded vertical actuators and the reinforcing steel bars of the super-thick bottom plate when the embedded vertical actuators of the group are installed in the super-thick bottom plate.
In order to achieve the purpose, the method for installing the embedded part of the vertical actuator of the super-thick bottom plate group comprises the following steps:
determining a structure of a support frame for supporting the vertical actuator insert;
dividing a steel bar structure of the super-thick bottom plate into a first-stage structure and a second-stage structure based on the structure and the installation position of the support frame, wherein the second-stage structure is located in the area of the installation position and penetrates through the support frame, and the first-stage structure is located in the area outside the installation position and is connected to the second-stage structure;
optimizing the reinforcing steel bars of the first-stage structure to enable the reinforcing steel bars of the first-stage structure to avoid the supporting frame and prevent the reinforcing steel bars of the first-stage structure from colliding with the supporting frame;
mounting a support frame on the mounting location;
ligating the primary structure in an area outside the installation location;
after the primary structure is bound, mounting the vertical actuator embedded part on the supporting frame;
after the vertical actuator embedded part is installed, binding the secondary structure in the area of the installation position, so that the secondary structure penetrates through the support frame and is connected to the primary structure to form the steel bar structure;
erecting formworks around the steel bar structure to form a pouring space in an enclosing manner;
and pouring concrete in the pouring space, wherein the concrete coats the steel bar structure and the support frame to be fixedly connected to form the ultra-thick bottom plate.
Further, the step of determining the structure of the support frame for supporting the embedded part of the vertical actuator comprises determining the structure of the support frame after the support frame meets the stress requirement through stress analysis on the support frame.
Further, the step of optimizing the reinforcement of the primary structure may include passing the reinforcement of the primary structure that may collide with the support shelf through an offset position, or replacing the reinforcement, so that the reinforcement of the primary structure avoids the support shelf.
Further, when the step of mounting the vertical actuator embedded part on the support frame is carried out, the vertical actuator embedded part is positioned and mounted on the support frame through a total station.
The method for installing the embedded parts of the group of vertical actuators in the super-thick bottom plate has the advantages that comprehensive deepening is carried out on the vertical actuators of the group, the embedded parts, the supporting frames and the reinforcing steel bar structures of the super-thick bottom plate in the early stage, the group is divided into the first-stage structure and the second-stage structure in an optimized mode, the reinforcing steel bars of the first-stage structure are optimized to support the necessary supporting frames, collision between the supporting frames after installation can be avoided when the first-stage structure and the second-stage structure are bound, the purposes of improving the installation accuracy and construction quality of the embedded parts of the group of vertical actuators, saving cost and shortening construction period are achieved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of an ultra-thick base plate according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, the invention provides a method for installing vertical actuator embedded parts of a group in an ultra-thick base plate, which comprises the following steps:
s1: the structure of the carrier 2 for supporting the vertical actuator insert 3 is determined.
Specifically, step S1 includes determining the structure of the carrier frame 2 after the carrier frame 2 meets the stress requirement by performing a stress analysis on the carrier frame 2.
Deepening the embedded parts of the group of vertical actuators according to a drawing, deepening the design of the supporting frames of the embedded parts of the group of vertical actuators, carrying out stress analysis on the deepened supporting frames, determining whether the supporting frames meet the design stress requirement, if not, deepening the supporting frames again until the stress analysis meets the design requirement, and finally determining the structural form of the supporting frames.
S2: based on the structure and the installation position of the supporting frame 2, the steel bar structure 1 of the super-thick bottom plate is divided into a first-stage structure 11 and a second-stage structure 12, the second-stage structure 12 is located in the area of the installation position and penetrates through the supporting frame 2, and the first-stage structure 11 is located in the area outside the installation position and is connected to the second-stage structure 12.
S3: the reinforcing steel bars of the first-stage structure 11 are optimized, so that the reinforcing steel bars of the first-stage structure 11 avoid the supporting frame 2, and the reinforcing steel bars of the first-stage structure 11 are prevented from colliding with the supporting frame 2.
Specifically, step 3 includes passing the reinforcement bars in the primary structure 11 that may collide with the support frame 2 through an offset position, or replacing the reinforcement bars, so that the reinforcement bars of the primary structure 11 avoid the support frame 2.
After the reinforcing steel bar structure subdivides a first-stage structure and a second-stage structure, comprehensive deepening is carried out again according to a structural reinforcement distribution diagram of an ultra-thick bottom plate, deepened vertical actuator embedded parts and a support diagram, reinforcing steel bars at the positions where collision possibly exists in the first-stage structure are optimized by methods such as a deviation position and a replacement of the reinforcing steel bars (the diameters and the intervals of the reinforcing steel bars are changed according to the principle of equal-strength replacement or equal-area replacement) on the premise of meeting design specifications, design yard confirmation is needed after optimization is completed, and the next step is carried out after the confirmation is correct.
S4: the support frame 2 is mounted at the mounting position.
After optimizing the steel bar structure, in this embodiment, the bottom plate is poured on the cushion layer. Firstly, a support frame is installed on the cushion layer, and the support frame is installed in the installation position.
S5: the primary structure 11 is tied in an area outside the installation location.
After the support frame is installed, the primary structure 11 is bound in the area other than the installation position.
S6: after the primary structure 11 is bound, the vertical actuator inserts 3 are mounted on the support frame 2.
Specifically, the vertical actuator embedded part 3 is positioned and installed on the supporting frame 2 through a high-precision total station.
S7: after the vertical actuator insert 3 is installed, the secondary structure 12 is tied in the area of the installation location so that the secondary structure 12 extends through the support frame 2 and is connected to the primary structure 11 to form the rebar structure 1.
After the vertical actuator embedded part is installed, a secondary structure is bound in the area of the installation position, at the moment, a supporting frame is already installed in the area of the installation position, and the secondary structure is bound in the inner part of the supporting frame, so that the secondary structure 12 penetrates through the supporting frame 2 and is connected to the primary structure 11 to form the steel bar structure 1.
S8: and erecting formworks around the steel bar structure 1 to form a pouring space by enclosing.
After the complete construction of the steel bar structure of the super-thick bottom plate, a template is erected on the periphery of the steel bar structure to form a pouring space for pouring the super-thick bottom plate in a surrounding mode.
S9: and pouring concrete in the pouring space, wherein the concrete coats the steel bar structure 1 and the support frame 2 to be fixedly connected to form the ultra-thick bottom plate.
And pouring concrete in the pouring space, wherein the concrete coats the steel bar structure 1 and the support frame 2 to be fixedly connected to form the ultra-thick bottom plate.
According to the embedded part installation method of the group vertical actuators in the super-thick bottom plate, comprehensive deepening is conducted on the group vertical actuators, the embedded parts, the supporting frames and the reinforcing steel bar structures of the super-thick bottom plate in the early stage, the group vertical actuators, the embedded parts, the supporting frames and the reinforcing steel bar structures of the super-thick bottom plate are optimally divided into the first-stage structure and the second-stage structure, the reinforcing steel bars of the first-stage structure are optimized to support the necessary supporting frames, collision between the reinforcing steel bars and the installed supporting frames can be avoided when the first-stage structure and the second-stage structure are bound, the purposes of improving the installation accuracy and the construction quality of the embedded parts of the group vertical actuators, saving cost and shortening construction period are achieved.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (4)

1. A method for installing embedded parts of vertical actuators of a group in an ultra-thick bottom plate is characterized by comprising the following steps:
determining a structure of a support frame for supporting the vertical actuator insert;
dividing a steel bar structure of the super-thick bottom plate into a first-stage structure and a second-stage structure based on the structure and the installation position of the support frame, wherein the second-stage structure is located in the area of the installation position and penetrates through the support frame, and the first-stage structure is located in the area outside the installation position and is connected to the second-stage structure;
optimizing the reinforcing steel bars of the first-stage structure to enable the reinforcing steel bars of the first-stage structure to avoid the supporting frame and prevent the reinforcing steel bars of the first-stage structure from colliding with the supporting frame;
mounting a support frame on the mounting location;
ligating the primary structure in an area outside the installation location;
after the primary structure is bound, mounting the vertical actuator embedded part on the supporting frame;
after the vertical actuator embedded part is installed, binding the secondary structure in the area of the installation position, so that the secondary structure penetrates through the support frame and is connected to the primary structure to form the steel bar structure;
erecting formworks around the steel bar structure to form a pouring space in an enclosing manner;
and pouring concrete in the pouring space, wherein the concrete coats the steel bar structure and the support frame to be fixedly connected to form the ultra-thick bottom plate.
2. The method for mounting group vertical actuator embedded parts in an ultra-thick base plate according to claim 1, wherein the step of determining the structure of a support frame for supporting the vertical actuator embedded parts comprises determining the structure of the support frame after the support frame meets the stress requirement by performing stress analysis on the support frame.
3. The method of installing a group vertical actuator embedment in a super-thick base plate of claim 1, wherein the step of optimizing the reinforcement of the primary structure includes passing an offset location for reinforcement of the primary structure that may be present in collision with the support bracket, or replacing reinforcement, such that the reinforcement of the primary structure avoids the support bracket.
4. The method of claim 1, wherein the step of mounting the vertical actuator inserts on the support is performed by positioning and mounting the vertical actuator inserts on the support via a total station.
CN202110452750.2A 2021-04-26 2021-04-26 Embedded part installation method for group vertical actuators in super-thick bottom plate Pending CN113136974A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110452750.2A CN113136974A (en) 2021-04-26 2021-04-26 Embedded part installation method for group vertical actuators in super-thick bottom plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110452750.2A CN113136974A (en) 2021-04-26 2021-04-26 Embedded part installation method for group vertical actuators in super-thick bottom plate

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Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112282072A (en) * 2020-10-20 2021-01-29 中国建筑第八工程局有限公司 Embedding method of group heavy-duty embedded parts

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CN112282072A (en) * 2020-10-20 2021-01-29 中国建筑第八工程局有限公司 Embedding method of group heavy-duty embedded parts
CN112282073A (en) * 2020-10-20 2021-01-29 中国建筑第八工程局有限公司 Embedded part of vertical actuator and construction method thereof
CN112695898A (en) * 2020-12-30 2021-04-23 广西建工集团第五建筑工程有限责任公司 Construction method of steel structure embedded part capable of bearing large tension force and limited in space

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CN103526954A (en) * 2013-10-24 2014-01-22 中国建筑第二工程局有限公司 Support for overweight precision embedded part and construction method thereof
CN105442628A (en) * 2014-08-20 2016-03-30 五冶集团上海有限公司 Construction method for cantilever foundation side wall heavy embedded part
JP2016084690A (en) * 2014-10-24 2016-05-19 正樹 宮腰 Base type foundation unit
WO2017121315A1 (en) * 2016-01-12 2017-07-20 广州机施建设集团有限公司 Construction method for building truss and floor slab
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112282072A (en) * 2020-10-20 2021-01-29 中国建筑第八工程局有限公司 Embedding method of group heavy-duty embedded parts

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