CN210482242U

CN210482242U - Cylindrical tail water surge chamber impedance plate concrete pouring combined supporting system

Info

Publication number: CN210482242U
Application number: CN201921139906.6U
Authority: CN
Inventors: 曾理; 周涛; 张发斌; 邓孝洪; 何国锋; 陈芝焕; 崔光维; 彭正良; 孙会想; 王鹏飞; 徐宇; 贺斌; 余泽冰; 董罗钢; 赵泽倩; 余建国; 刘浩; 吴发名; 田雪萍
Original assignee: Sinohydro Bureau 14 Co Ltd
Current assignee: Sinohydro Bureau 14 Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-08
Anticipated expiration: 2029-07-19

Abstract

The utility model relates to a cylindrical tail water surge chamber impedance plate concrete pouring combined supporting system, belonging to the technical field of concrete construction of hydraulic and hydroelectric engineering; the embedded steel positioning taper sleeves are uniformly arranged inside two sides of the poured concrete, lacing wires bent in the poured concrete are arranged at the heads of the embedded steel positioning taper sleeves, the steel corbels are connected with the embedded steel positioning tapers through bolts and are arranged on the surface of the poured concrete, the tops of the front and back corresponding steel corbels on two sides of the poured concrete are welded with continuous beams which are connected with each other, the tops of the continuous beams are welded with transverse main beams, and the bottoms of the main beams are connected with truss type upright posts through the longitudinal beams; the utility model discloses avoided conventional technology to adopt the safe risk that the construction of high bent frame brought, be favorable to improving the efficiency of construction and realize mechanized operation, both practiced thrift the cost and reduced concrete appearance quality defect again.

Description

Cylindrical tail water surge chamber impedance plate concrete pouring combined supporting system

Technical Field

The utility model belongs to the technical field of hydraulic and hydroelectric engineering concrete construction, specifically be a drum formula tail water surge-chamber impedance board concrete placement combination support system.

Background

The cylindrical tail water surge chamber impedance plate concrete of the hydraulic and hydroelectric engineering is restricted by factors such as complex structural form of the design and the like, and a full-space supporting bent is usually erected by common scaffold steel pipes for construction; the erection height of the supporting bent is high, the construction safety risk is large, the labor intensity of operators is high, and the construction efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem that exists among the background art, the utility model discloses avoided conventional technology to adopt the safe risk that the construction of high bent frame brought, be favorable to improving the efficiency of construction and realize mechanized operation, both practiced thrift the cost and reduced concrete appearance quality defect again.

In order to overcome the problem that exists among the background art, for solving above-mentioned problem, the utility model discloses a following technical scheme realizes:

the cylindrical tail water surge chamber impedance plate concrete pouring combined supporting system comprises poured concrete, pre-buried steel positioning taper sleeves, lacing wires, steel corbels, truss type upright posts, continuous beams, longitudinal beams, main beams, secondary beams, template supporting bent frames, shaping arch frames and templates, wherein the pre-buried steel positioning taper sleeves are uniformly arranged inside two sides of the poured concrete, the head parts of the pre-buried steel positioning taper sleeves are provided with the lacing wires bent in the poured concrete, the steel corbels are connected with the pre-buried steel positioning tapers through bolts and arranged on the surface of the poured concrete, the tops of the steel corbels corresponding to the front and back of two sides of the poured concrete are welded with the continuous beams which are mutually connected, the tops of the continuous beams are welded with the transverse main beams, the bottoms of the main beams are connected with the truss type upright posts through the longitudinal beams, the pouring concrete horizontal sections at the tops of the main beams are provided with the templates, and the pouring concrete arc sections at, the bottom of the shaped arch is connected with the continuous beam through the welding secondary beam, and a template supporting bent frame is connected in a space enclosed by the shaped arch, the template and the main beam.

Preferably, the truss-like stand includes base, stand, horizontal connecting pipe, bracing, the even vertical setting of stand, and the stand that evenly sets up is the rectangle structure on the cross section, is connected through horizontal connecting pipe at different altitude positions between the stand, is equipped with the bracing between the adjacent horizontal connecting pipe from top to bottom, and the stand top is equipped with the base.

Preferably, the base comprises a bottom plate arranged on the end face of the upright column and connecting plates which are uniformly arranged on the base and connected with the surface of the upright column.

The utility model has the advantages that:

the utility model adopts a combined structure type supporting system mainly composed of steel corbels, truss type steel pipe columns, main beams, secondary beams, template supporting bent frames and shaped steel arch frames, effectively reduces the height of the supporting bent frames and avoids the construction safety risk of the conventional process for erecting high bent frames; the steel pipe upright posts adopt a truss structure and a sectional splicing structure, and the construction efficiency is improved, the field construction environment is improved and the labor intensity of constructors is reduced through mechanical operation; and the steel corbel adopts the installation mode that the customized bolt is connected with the embedded steel positioning taper sleeve. The steel corbel, the embedded steel positioning taper sleeve and the customized bolt can be repeatedly used, so that the cost is saved, and the appearance quality defect of the concrete is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view taken along line A-A of the present invention;

FIG. 3 is a schematic view of a steel corbel mounting knot of the present invention;

fig. 4 is a view of the truss type vertical column structure of the present invention;

fig. 5 is a top view of the truss type upright of the present invention;

fig. 6 is an enlarged schematic view of part a of the present invention.

The reference numbers in the figures are: 1-pouring concrete, 2-pre-buried steel positioning taper sleeves, 3-lacing wires, 4-steel corbels, 5-bolts, 6-truss type upright columns, 7-continuous beams, 8-longitudinal beams, 9-main beams, 10-secondary beams, 11-template supporting bent frames, 12-shaping arch frames, 13-templates, 14-bottom plates, 15-upright columns, 16-horizontal connecting pipes, 17-inclined struts and 18-connecting plates.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in fig. 1-6, the cylindrical tail water surge chamber impedance plate concrete pouring combined support system comprises a pouring concrete 1, a pre-buried steel positioning taper sleeve 2, a tie bar 3, a steel corbel 4, a truss type upright post 6, a continuous beam 7, a longitudinal beam 8, a main beam 9, a secondary beam 10, a formwork 13 support bent frame 11, a shaping arch frame 12 and a formwork 13, in this embodiment, the device is arranged in a tail water tunnel and a tail water connecting pipe at a bifurcation, the pouring concrete 1 is poured along the tail water tunnel and extends to the bifurcated tail water connecting pipe, the pre-buried steel positioning taper sleeves 2 are uniformly arranged inside two sides of the pouring concrete 1, the tie bar 3 bent in the pouring concrete 1 is arranged at the head of the pre-buried steel positioning taper sleeves 2, the steel corbel 4 is connected with the pre-buried steel positioning taper through a bolt 5 and is arranged on the surface of the pouring concrete 1, the steel corbel 4 is detachable relative to the pre-buried steel positioning taper, the top of a steel corbel 4 corresponding to the front and back of each side of poured concrete 1 is welded with a continuous beam 7 connected with each other, the top of the continuous beam 7 is welded with a transverse main beam 9, the bottom of the main beam 9 is connected with a truss type upright post 6 through a longitudinal beam 8, a horizontal section of the poured concrete 1 at the top of the main beam 9 is provided with a template 13, arc sections of the poured concrete 1 at the left side and the right side of the top of the continuous beam 7 are provided with a shaping arch frame 12, the bottom of the shaping arch frame 12 is connected with the continuous beam 7 through a welding secondary beam 10, a template 13 supporting bent frame 11 is connected in a space enclosed by the shaping arch frame 12, the template 13 and the main beam 9, the main beam 9 is arranged on the continuous beam 7 and the longitudinal beam 8, the template 13 supporting bent frame 11 and the shaping arch frame 12 are arranged on the top surfaces of the main beam 9 and the secondary beam 10, the template. The steel corbels 4, the continuous beams 7, the truss type upright columns 6 and the longitudinal beams 8 form a bottom supporting structure of a main beam 9 together, and then the main beam 9, the secondary beams 10 and the templates 13 support the bent frames 11, the shaping arch frames 12 and the templates 13 to form a cylindrical tail water surge chamber impedance plate concrete pouring combined supporting system.

The truss type upright post 6 comprises a base, upright posts 15, horizontal connecting pipes 16 and inclined struts 17, wherein the upright posts 15 are uniformly and vertically arranged, the cross sections of the uniformly arranged upright posts 15 are of a rectangular structure, the upright posts 15 are connected through the horizontal connecting pipes 16 at different height positions, the inclined struts 17 are arranged between the upper horizontal connecting pipe 16 and the lower horizontal connecting pipe 16, the top of each upright post 15 is provided with the base, the base comprises a bottom plate 14 arranged on the end surface of each upright post 15 and connecting plates 18 uniformly arranged on the base and connected with the surface of each upright post 15, one end of the bottom of each end of each upright post 15 is made to be in contact with the ground, the other end of each upright post is firmly welded with a main beam 9 at the corresponding position, the truss type upright post 6 can be arranged in multiple sections, only bolts 5 are required to be arranged on the bottom plate 14 of the base, the bases of, in this embodiment, each truss column 6 is provided with six columns 15, the columns 15 forming, in a top-down position (also visible in cross-section), a rectangular structure.

The working process is as follows: firstly, the installation of the embedded steel positioning taper sleeve 2 is finished, the embedded steel positioning taper sleeve is fixed through the lacing wires 3, then the pouring of the concrete 1 is finished, after the pouring of the concrete 1 reaches the design strength, a 25T truck crane is adopted to start the installation of the steel corbels 4 and the continuous beams 7, and then the field hoisting of the truss type upright posts 6 and the longitudinal beams 8 is finished in different areas; after the steel structural member is installed in place, the main beam 9 and the secondary beam 10 are sequentially installed through a 25T truck crane; finally, the template 13 is manually used for supporting the bent 11, the shaping arch 12 and the template 13 to be installed on site; and after the concrete pouring is finished and the specified strength is reached, the whole combined supporting system is dismantled according to the reverse order of the installation order.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a combination braced system is pour to drum formula tail water surge-chamber impedance board concrete which characterized in that: the cylindrical tail water surge chamber impedance plate concrete pouring combined supporting system comprises poured concrete, pre-buried steel positioning taper sleeves, lacing wires, steel corbels, truss type upright posts, continuous beams, longitudinal beams, main beams, secondary beams, template supporting bent frames, shaping arch frames and templates, wherein the pre-buried steel positioning taper sleeves are uniformly arranged inside two sides of the poured concrete, the head parts of the pre-buried steel positioning taper sleeves are provided with the lacing wires bent in the poured concrete, the steel corbels are connected with the pre-buried steel positioning tapers through bolts and arranged on the surface of the poured concrete, the tops of the steel corbels corresponding to the front and back of two sides of the poured concrete are welded with the continuous beams which are mutually connected, the tops of the continuous beams are welded with the transverse main beams, the bottoms of the main beams are connected with the truss type upright posts through the longitudinal beams, the pouring concrete horizontal sections at the tops of the main beams are provided with the templates, and the pouring concrete arc sections at, the bottom of the shaped arch is connected with the continuous beam through the welding secondary beam, and a template supporting bent frame is connected in a space enclosed by the shaped arch, the template and the main beam.

2. The cylindrical tail water surge chamber impedance plate concrete-casting combined supporting system as claimed in claim 1, wherein: truss-like stand includes base, stand, horizontal connecting pipe, bracing, the even vertical setting of stand, and the stand of even setting is the rectangle structure on the cross section, is connected through horizontal connecting pipe at different altitude positions between the stand, is equipped with the bracing between the adjacent horizontal connecting pipe from top to bottom, and the stand top is equipped with the base.

3. The cylindrical tail water surge chamber impedance plate concrete-casting combined supporting system as claimed in claim 2, wherein: the base comprises a bottom plate arranged on the end face of the stand column and connecting plates which are uniformly arranged on the base and connected with the surface of the stand column.