CN-116607766-B - Formwork suitable for support-free replacement concrete reinforcement and construction method thereof

Abstract

The application provides a formwork suitable for support-free replacement concrete reinforcement and a construction method thereof. Wherein, detachable buckle includes bolt knot, connecting plug, bolt knot button, spout, mounting, screw hole, fixing bolt, percentage table vaulting pole and percentage table, and detachable buckle is connected with the buckle connecting piece through connecting plug and bolt knot, fixes on the steel form through mounting and bolt. The construction method comprises the following steps of forming holes on the steel template, assembling the steel template, embedding buckle connectors, fixing detachable buckles, installing a dial indicator, completing the arrangement of the steel template and completing the construction of replacement concrete. The formwork suitable for the support-free replacement concrete reinforcement and the construction method thereof have the advantages of simple construction method, good reinforcement effect, better reduction of consumption of reinforcement appliances and accordance with the green construction requirement.

Inventors

• WANG FUMING
• LUO XIAOYU
• YOU JINCHENG
• ZHOU ZHIXUAN

Assignees

• 长沙理工大学

Dates

Publication Date

20260508

Application Date

20230509

Claims (4)

1. 1. The template suitable for the support-free replacement concrete reinforcement is characterized by comprising a detachable buckle (1), a buckle connecting piece (2) and a steel template (3), wherein the detachable buckle (1) comprises a bolt buckle (11), a connecting plug (12), a bolt buckle button (13), a chute (14), a fixing piece (15), a threaded hole (16), a fixing bolt (17), a dial indicator brace rod (18) and a dial indicator (19), the bolt buckle (11) is arranged on two sides of the connecting plug (12), and contraction can be realized by pressing the bolt buckle button (13); The sliding groove (14) is arranged on the abdomen of the detachable buckle (1), and the sliding groove (14) is provided with a connecting fixing piece (15); The fixing piece (15) comprises a fixing steel bar (151) and a fan-shaped fixing steel plate (152), the fixing steel bar (151) is inserted into the sliding groove (14) to enable the fixing piece (15) to be connected with the detachable buckle (1) main body, and the fan-shaped fixing steel plate (152) is welded with the fixing steel bar (151) and used for fixing the steel template (3); the threaded holes (16) are communicated with the sliding grooves (14), and the fixing bolts (17) are screwed into the threaded holes (16) which are formed in the fixing bolts, so that the fixing steel bars (151) can be bound; the dial indicator stay bar (18) is used for placing a dial indicator (19).
2. 2. The formwork suitable for support-free replacement concrete reinforcement as claimed in claim 1, wherein the buckle connecting piece (2) comprises a bolt buckling clamping groove (21) and a buckle connecting port (22), the bolt buckling clamping groove (21) is combined with the detachable buckle (1), and the tight combination of the detachable buckle (1) and the buckle connecting piece (2) is realized by locking the buckle connecting port (22) and a bolt buckle (11) of the detachable buckle (1).
3. 3. A formwork suitable for support-free replacement concrete reinforcement as claimed in claim 1, wherein the steel formwork (3) comprises connector holes (31), steel handles (32) and weak steel sheets (33), the number of the connector holes (31) is set according to construction requirements, the steel handles (32) are welded on the steel formwork (3), and the weak steel sheets (33) are used for reflecting solidification states of freshly poured concrete.
4. 4. A formwork suitable for support-free replacement concrete reinforcement according to any of claims 1-3, the method of use comprising the steps of: Step one, referring to a construction drawing, considering the arrangement form of reinforcing steel bars, arranging a connecting piece hole (31) on a steel template (3); Step two, placing a steel template (3) by utilizing a steel handle (32), embedding a buckle connecting piece (2) with proper size, pressing a bolt button (13) on the detachable buckle (1), contracting a bolt (11), and assembling the detachable buckle (1) and the buckle connecting piece (2) by abutting a connecting plug (12) with a buckle connecting port (22); connecting the fixing piece (15) with a reserved chute (14) of the detachable buckle (1) through a fixing steel bar (151), screwing a fixing bolt (17) into the fixing bolt (17) along a threaded hole (16) until the fixing bolt (17) cannot rotate, so that the fixing steel bar (151) is fixed, and a fan-shaped fixing steel plate (152) can be attached to the surface of the steel template (3); Fixing a dial indicator (19) on a dial indicator stay bar (18), wherein a measuring rod of the dial indicator (19) props against the surface of the weak steel sheet (33); step five, arranging the residual detachable buckles (1) repeatedly according to the number of the holes (31) of the connecting piece on the steel template (3), and finishing the arrangement of the detachable buckles (1); and step six, observing the deformation state of the weak steel sheet (33) through the reading change of the sensitive dial indicator (19), judging the reinforcement effect of the replacement concrete, and setting the disassembly time of the steel template (3).

Description

Formwork suitable for support-free replacement concrete reinforcement and construction method thereof [ Field of technology ] The invention relates to the technical field of building construction, in particular to a formwork suitable for supporting-free replacement concrete reinforcement and a construction method thereof. [ Background Art ] The reasonable service life of the building engineering is generally 50 years, along with the rapid development of the building field after the national construction of China, a considerable amount of buildings are left at the present stage to reach the designed service life, and the existing buildings reaching the designed service life are required to be maintained and reinforced in order to effectively prolong the service life of the buildings, promote energy conservation and emission reduction and realize sustainable development. The existing templates are not suitable for the construction of a local replacement concrete reinforcement method, and in addition, the construction of the traditional reinforcement templates often needs a large number of split bolts to fix the templates, so that the number of holes of the templates is too large, the service life of the templates is further reduced, a large number of reinforcement devices are consumed, and the requirements of green construction and convenient construction are not met. In the construction process, how to improve the resource recycling rate, facilitate the construction method and reduce the construction cost is a new development direction. Therefore, it is necessary to provide a formwork suitable for support-free replacement concrete reinforcement and a construction method thereof. [ Invention ] The invention provides a formwork suitable for supporting-free replacement concrete reinforcement and a construction method thereof, wherein the construction method is simple, the utilization rate of a concrete reinforcement device can be improved, and a good replacement concrete reinforcement effect is ensured. In order to achieve the advantages, the technical scheme provided by the invention is as follows: The invention provides a formwork suitable for support-free replacement concrete reinforcement, which comprises a detachable buckle, a buckle connecting piece and a steel formwork. Wherein, detachable buckle includes bolt knot, connecting plug, bolt knot button, spout, mounting, screw hole, fixing bolt, percentage table vaulting pole, percentage table. The fixing piece comprises a fixing steel bar and a fan-shaped fixing steel plate, the fixing steel bar is inserted into the sliding groove to enable the fixing piece to be connected with the detachable buckle main body, the fan-shaped fixing steel plate is welded with the fixing steel bar and used for fixing the steel template, the threaded holes are communicated with the sliding groove, the fixing bolts are screwed into the threaded holes which are formed in the fixing steel bar, and the dial indicator supporting rod is used for placing the dial indicator. The buckle connecting piece comprises a bolt buckle clamping groove and a buckle connecting port, the bolt buckle clamping groove is combined with the detachable buckle, and the buckle connecting port is locked with the bolt buckle of the detachable buckle so as to realize the tight combination of the detachable buckle and the buckle connecting piece. The steel template comprises a connecting piece hole, a steel handle and a weak steel sheet, wherein the connecting piece hole is formed according to construction requirements, the steel handle is welded on the steel template, and the weak steel sheet arranged on the steel template can be used for conveniently reflecting the solidification state of concrete. In order to make the installation steps and the construction method of the invention clearer, the invention preferably adopts a technical scheme of a construction process, and the construction method suitable for the support-free replacement concrete reinforcing template comprises the following steps: A. arranging connecting piece holes on the steel template according to construction requirements; B. assembling a steel template, placing a buckle connecting piece with proper size, pressing a bolt button on a detachable buckle, and combining the detachable buckle and the buckle connecting piece; C. The fan-shaped fixed steel plate in the fixing piece is placed on the surface of the steel template, and the fixed steel bar is inserted into a chute reserved by the detachable buckle, and the fixed bolt is screwed in along the threaded hole, so that the fixed steel bar can be fixed; D. Fixing the dial indicator on a dial indicator supporting rod, so that the dial indicator measuring rod props against the surface of the weak steel sheet; E. repeating the above operation, and installing the rest detachable buckles according to the number of the holes of the connecting piece; F. And estimating the reinforcement effect of t