CN220503695U - V-shaped bridge pier template supporting system - Google Patents

Abstract

A V-shaped pier template supporting system comprises a wood template, square timber, steel pipes, channel steel, opposite-pull groove steel members, a plate buckle bracket, a jacking and finish rolling screw steel; the wood template is connected with the square timber and the steel pipe through opposite-pull connecting screw rods to form a template system; the channel steel is arranged at the bottoms of the steel pipes at two sides, opposite-drawing channel steel members are welded between the channel steel, channel steel corbel members are welded at the bottoms of the channel steel to form a channel steel stress skeleton system, and finish rolling threaded steel and nuts are adopted at two ends of the opposite-drawing channel steel members to carry out opposite drawing on the channel steel stress skeleton system; the tray buckle support is supported with the channel steel diagonal bracing through the connecting rod and the jacking, and simultaneously is supported with the channel steel corbel component at the bottom of the channel steel through the connecting rod and the jacking to form a supporting system. The template supporting system has the advantages of repeated turnover and repeated utilization, simplicity, light weight, quick installation, manpower and material resource saving, construction process reduction, engineering cost reduction, construction period saving and the like.

Description

V-shaped bridge pier template supporting system

Technical Field

The utility model relates to a V-shaped pier template supporting system.

Background

In recent years, the requirements of urban bridges on the process and the overall attractive effect of the structure are higher and higher, V-shaped piers with better overall visual effect appear, new artistic modeling is added to bridge buildings, the awkward image of the piers is changed, the overall structure modeling of the bridge is lighter and more attractive, and meanwhile, the spanning capacity of the bridge is improved. At present, the V-shaped bridge pier belongs to special-shaped components, the construction difficulty of the V-shaped structure and the V-shaped section is high, the traditional steel template and steel support construction process is required to be changed, a shaping framework support system is combined with a wood template, the template support system is modified, the modification process must ensure that channel steel framework manufacturing and installation meet the requirements of V-shaped pier column design construction drawing, the overall appearance effect is good after concrete pouring and forming, and the whole line type of the bridge pier is round and smooth without staggering and edges.

In view of the special-shaped structure of the V-shaped bridge pier in a large space, the traditional process often selects a special template manufacturer to design and manufacture the shaping steel template. The special manufacturer design advantage is that the template system is more accurate, stable in structure, and the construction is more convenient, but engineering cost is higher, and the installation is more loaded down with trivial details, needs large-scale mechanical equipment to cooperate the installation with demolish, and the preparation cycle of design template is longer, can occupy certain time limit for a project, and the unable repeatability of design template causes the wasting of resources.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a formwork support system which can reduce the construction period, reduce the construction cost, save materials and ensure the overall construction line type quality of a V-shaped pier.

The technical scheme adopted for solving the technical problems is as follows:

a V-shaped pier template supporting system comprises a wood template, square timber, steel pipes, channel steel, opposite-pull groove steel members, a plate buckle bracket, a jacking and finish rolling screw steel; the wood template is connected with the square timber and the steel pipe through opposite-pull connecting screw rods to form a template system; the channel steel is arranged at the bottoms of the steel pipes at two sides, opposite-drawing channel steel members are welded between the channel steel, channel steel corbel members are welded at the bottoms of the channel steel to form a channel steel stress skeleton system, and finish rolling threaded steel and nuts are adopted at two ends of the opposite-drawing channel steel members to carry out opposite drawing on the channel steel stress skeleton system; the tray buckle support is supported with the channel steel diagonal bracing through the connecting rod and the jacking, and simultaneously is supported with the channel steel corbel component at the bottom of the channel steel through the connecting rod and the jacking to form a supporting system.

Further, the square timber is longitudinally arranged at the bottom of the timber formwork at intervals and is fixedly connected with the timber formwork; two steel pipes are in a group, are transversely arranged at the bottom of the square timber at intervals, and are connected with opposite-pull connecting screw rods in the middle positions.

Further, the channel steel is longitudinally arranged at the bottom of the steel pipe at intervals and fixedly connected with the steel pipe.

Further, the opposite-pull groove steel members are V-shaped opposite-pull groove steel members and are transversely arranged at the bottom of the channel steel at intervals.

Further, the bottom of each channel steel is provided with a groove steel bracket component at intervals.

Further, the opposite-pull groove steel member and the groove steel bracket member are manufactured by processing channel steel.

Further, the disc buckle support is arranged on the foundation cushion layer of the V-shaped pier foundation.

Compared with the prior art, the utility model has the following beneficial effects:

1. the formwork support system is simple, the channel steel framework is simple to manufacture, the channel steel and the short channel steel of the same type are welded into a whole, and small channel steel corbel members are welded according to the jacking position size of the disc buckle vertical rod and act on the disc buckle support vertical rod, and are manufactured in sections according to the slope ratio of the bridge pier structure, and each section has the same structure, so that the effect of recycling is achieved, materials are saved, and the manufacturing cost is low;

2. the channel steel framework structure is simple to install, the disc buckle supporting system is adjusted, the channel steel framework is placed on the disc buckle support jacking, the channel steel framework is temporarily fixed, and then the structural templates, the battens and the common steel pipe system are arranged on the framework, so that additional reinforcing measures are not needed;

3. after the channel steel framework is implemented, steel pipes, battens and wood templates are paved, the wood templates are closed to form rings, and the reinforcing system is fixed in an encircling manner, so that the quality problem of the concrete surface caused by slurry leakage in an assembly gap is avoided;

4. the channel steel framework is manufactured in sections, is light and handy, can be installed and transported by a single person, and has high and stable installation speed;

5. the channel steel frames can be stacked in a segmented and overlapped mode, the construction site can be adjusted and repaired, the turnover frequency is increased, and the loss rate is reduced.

Drawings

FIG. 1 is a schematic view of an embodiment of the present utility model;

FIG. 2 is a side view of the embodiment shown in FIG. 1;

FIG. 3 is an enlarged schematic view of a half section (non-split section) taken along line A-A of FIG. 1;

FIG. 4 is an enlarged schematic view of a half section (a split section) taken along line B-B in FIG. 1;

in the figure: 1. a wood form; 2-square timber; 3-a steel pipe; 4-channel steel; 5-V-shaped opposite-pull groove steel members; 6-a disc buckle bracket; 7-jacking; 8-finish rolling deformed steel bar.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-4, a V-shaped pier formwork support system comprises a wood formwork 1, square lumber 2, a steel pipe 3, channel steel 4, V-shaped opposite-pull groove steel members 5, a plate buckle bracket 6, a jacking bracket 7 and finish rolling screw thread steel 8; the wood template 1 is connected with the square timber 2 and the steel pipe 3 through a counter-pulling connecting screw rod to form a template system; the channel steel 4 is arranged at the bottoms of the steel pipes 3 at two sides, V-shaped opposite-pull groove steel members 5 are welded between the channel steel 4, groove steel corbel members are welded at the bottoms of the channel steel 4 to form a channel steel stress skeleton system, and finish rolling threaded steel 8 and nuts are adopted at two ends of the V-shaped opposite-pull groove steel members 5 for opposite-pull; the tray buckle support 6 is in diagonal bracing with the channel steel 4 through a connecting rod and a jacking 7, and is simultaneously supported with a channel steel corbel member 5 at the bottom of the channel steel through the connecting rod and the jacking 7 to form a supporting system.

In this embodiment, the square timber 2 is longitudinally arranged at intervals at the bottom of the timber formwork 1 and is fixedly connected with the timber formwork 1 through steel nails; two steel pipes 3 are a set of, transversely alternate arrangement in square timber 2 bottom, and two steel pipes 3 are connected with the opposite-pull connection lead screw of intermediate position.

In this embodiment, the channel steel 4 is longitudinally arranged at the bottom of the steel pipe 3 at intervals, and is temporarily and fixedly connected with the steel pipe 3 through an iron wire.

In this embodiment, the V-shaped pair of pull groove steel members 5 are arranged at the bottom of the channel steel 4 at a lateral interval.

In this embodiment, the bottom of each channel steel 4 is provided with a channel steel bracket member at intervals, and the channel steel bracket member is preferably located at the connection position of the channel steel 4 and the V-shaped opposite-pull channel steel member 5. The V-shaped opposite-pull groove steel member 5 and the groove steel bracket member are manufactured by processing channel steel. Of course, other sections may be used.

In this embodiment, the disc buckle bracket 6 is installed on the foundation pad layer of the V-shaped bridge pier foundation.

In the embodiment, the wood templates 1, the square timber 2 and the steel pipes 3 form annular reinforcement through the opposite-pull connecting screw rods, so that the concrete pouring times are reduced, the hidden quality hazards of concrete such as staggered platform and slurry leakage are avoided, and the better forming quality of the V-shaped pier concrete is achieved.

In this embodiment, the channel steel atress skeleton system adopts finish rolling deformed steel bar 8 and nut to carry out the opposite pulling at V type opposite pulling groove steel member 5 both ends, and the horizontal force of bearing load is through the mutual offset part of finish rolling deformed steel bar 8, and the planar jacking 7 under the rethread bracket channel steel member transmits the residual load to on the dish knot support 6, and on dish knot support 6 and jacking 7 transmitted the load to the foundation.

Working principle:

the formwork system formed by the wood formwork 1, the square timber and the steel pipe 3 directly bears concrete load and impact force, then the stress is transmitted to the channel steel 4, the V-shaped opposite-pull channel steel member 5 and the channel steel corbel member to form a channel steel stress skeleton system, the channel steel stress skeleton system transmits vertical and horizontal forces transmitted by the formwork system to the support system formed by the disc buckle support 6 and the jacking 7 and the finish rolling screw steel 8, and the support system formed by the disc buckle support 6 and the jacking 7 bears upper load transmitted by the formwork system and transmits the upper load to a foundation.

Claims (7)

1. A V-shaped pier template supporting system is characterized in that: comprises a wood template, square timber, steel pipes, channel steel, opposite-pull groove steel members, a plate buckle bracket, a jacking and finish-rolling screw steel; the wood template is connected with the square timber and the steel pipe through opposite-pull connecting screw rods to form a template system; the channel steel is arranged at the bottoms of the steel pipes at two sides, opposite-drawing channel steel members are welded between the channel steel, channel steel corbel members are welded at the bottoms of the channel steel to form a channel steel stress skeleton system, and finish rolling threaded steel and nuts are adopted at two ends of the opposite-drawing channel steel members to carry out opposite drawing on the channel steel stress skeleton system; the tray buckle support is supported with the channel steel diagonal bracing through the connecting rod and the jacking, and simultaneously is supported with the channel steel corbel component at the bottom of the channel steel through the connecting rod and the jacking to form a supporting system.

2. The V-shaped pier template support system according to claim 1, wherein: the square timber is longitudinally arranged at the bottom of the timber template at intervals and fixedly connected with the timber template; two steel pipes are in a group, are transversely arranged at the bottom of the square timber at intervals, and are connected with opposite-pull connecting screw rods in the middle positions.

3. The V-shaped pier formwork support system of claim 1 or 2, wherein: the channel steel is longitudinally arranged at the bottom of the steel pipe at intervals and fixedly connected with the steel pipe.

4. The V-shaped pier formwork support system of claim 1 or 2, wherein: the opposite-pull groove steel members are V-shaped opposite-pull groove steel members and are transversely arranged at the bottom of the channel steel at intervals.

5. The V-shaped pier formwork support system of claim 1 or 2, wherein: the bottom of each channel steel is provided with channel steel corbel components at intervals.

6. The V-shaped pier formwork support system of claim 1 or 2, wherein: the opposite-pulling groove steel member and the groove steel bracket member are all manufactured by processing channel steel.

7. The V-shaped pier formwork support system of claim 1 or 2, wherein: the disc buckle support is arranged on the foundation cushion layer of the V-shaped pier foundation.