CN212773448U

CN212773448U - Large-space decrement independent supporting system for fabricated floor

Info

Publication number: CN212773448U
Application number: CN201922265673.0U
Authority: CN
Inventors: 郭海山; 蔡锐; 李黎明; 郭志鹏; 史鹏飞; 王伟; 张东昇; 张玉标; 张立春
Original assignee: China Construction Science and Technology Co Ltd
Current assignee: China Construction Science and Technology Group Co Ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2021-03-23
Anticipated expiration: 2029-12-13

Abstract

The utility model provides an independent support system of assembled floor large-space decrement. The independent support comprises a plate lower supporting beam, an adjustable independent supporting component, a horizontal tie bar and a cross supporting component. The lower plate supporting cross beam is fixed on a jacking of the adjustable independent supporting assembly, and the adjustable independent supporting assembly is supported on the lower floor and is tightly jacked with the bottom surface of the upper floor through the lower plate supporting cross beam. The adjustable independent supporting component is connected with a horizontal tie bar which is arranged longitudinally and transversely at the position above the layer height; the cross support assemblies are vertically arranged in the longitudinal direction and the transverse direction and are connected with the adjustable independent support assemblies and/or the horizontal tie bars to form a stable floor support system together. The utility model is provided with the cross supporting component and the horizontal tie bar, so that the stability of the supporting system is better, and the independent supporting large-space decrement setting is realized; meanwhile, the use of the horizontal tie bar enables the stability of the high-support system to be better, and construction safety is facilitated.

Description

Large-space decrement independent supporting system for fabricated floor

Technical Field

The utility model belongs to the technical field of building engineering, especially, relate to an independent support system of assembled floor large-spacing decrement.

Background

At present, the traditional house building mode is gradually developing to the industrialized building mode, and further standardization, scale production, industrialization and assembly are realized. The reinforced concrete floor slab is a main component of a house building, the floor slab is built in a prefabricated assembly mode to the maximum extent by adopting a composite floor slab, represents the development direction of national building industrialization, and is beneficial to effectively reducing the resource waste of template materials such as plywood and the like and saving labor.

Existing supports for fabricated floors are primarily individual stand-alone supports or individual support formwork systems. However, these support methods have poor support stability, and the support spacing has certain requirements (generally within 2 meters), which is relatively dense.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a big interval decrement independent support system of assembled floor is provided, the independent support interval that aims at solving and is used for the assembled floor among the prior art requires more closely, the relatively poor problem of stability.

The utility model is realized in such a way, the large-space decrement independent supporting system of the fabricated floor comprises a plate lower supporting beam, an adjustable independent supporting component which can adjust the height in the vertical direction, a horizontal tie bar and a cross supporting component; the lower plate supporting cross beam is fixed on a jacking of an adjustable independent supporting assembly, the adjustable independent supporting assembly is supported on a lower floor and is tightly jacked with the bottom surface of an upper floor through the lower plate supporting cross beam; the adjustable independent supporting component is provided with a horizontal tie bar which is connected with the adjustable independent supporting component in the upper position of the floor height and is arranged longitudinally and transversely; the cross support assemblies are vertically arranged in the longitudinal direction and the transverse direction and are connected with the adjustable independent support assemblies and/or the horizontal tie bars to form a stable floor support system together.

Furthermore, a plurality of the plate lower supporting cross beams are uniformly arranged along the plate length direction of the floor slab, and the plate lower supporting cross beams touch the frame beam to be cut off in a segmented mode.

Furthermore, 3-4 lower supporting beams are arranged below each fabricated floor, the distance between the lower supporting beam at the outermost side of the plate end and the end part of the fabricated floor is 500-1500 mm, the lower supporting beams of other plates are uniformly arranged, and the distance between the lower supporting beams of other plates is 2000-3000 mm.

Furthermore, independent supporting component is independent pole setting with adjustable, including last pole setting and lower pole setting, goes up pole setting adjustable length, and lower pole setting and lower floor slab junction are provided with triangle-shaped fixing device.

Furthermore, the cross support component is arranged between two adjacent adjustable independent support components, the cross support component is connected with the horizontal tie bar or the lower vertical rod by a fastener, and if the height of the adjustable independent support component is higher, two cross support components are adopted.

Furthermore, the adjustable height of the adjustable independent supporting component is 3 m-5 m; the horizontal tie bars are ordinary steel pipe frames and are connected with the upper upright rods of the adjustable independent supporting assemblies through fasteners, the distance between the centers of the horizontal tie bars and the lower floor slab is 2-4 m, and the center distance between the horizontal tie bars is 1.5-4 m.

Further, the horizontal spacing between the cross support members does not exceed 20 m.

Furthermore, the plate lower supporting beam is a standard batten or a shaped steel beam, is connected with the top support of the adjustable independent supporting assembly, and is provided with a U-shaped anti-falling measure.

Compared with the prior art, the utility model, beneficial effect lies in:

the independent support system of the utility model is additionally provided with the cross support component and the horizontal tie bar on the basis of the adjustable independent support component, so that the stability of the support system is better, and the large-interval decrement setting of the independent support is realized; meanwhile, the use of the horizontal tie bar enables the stability of the high-support system to be better, and construction safety is facilitated.

Drawings

Fig. 1 is a schematic plan view of a large-space decrement independent support system for fabricated floor slabs provided by an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along section line A-A of FIG. 1, illustrating the lower and upper layers of the freestanding support system;

FIG. 3 is a schematic cross-sectional view taken along section line A-A of FIG. 1 when the individual support system layers are taller;

FIG. 4 is a schematic cross-sectional view taken along section line B-B of the lower level of the individual support system shown in FIG. 1;

FIG. 5 is a schematic cross-sectional view taken along section line B-B of FIG. 1 when the individual support system layers are taller.

In the figure: 1. a plate lower support beam; 2. an adjustable independent support assembly; 21. an upper vertical rod; 22. a lower vertical rod; 23. a triangular fixing device; 3. a horizontal tie bar; 4. a cross-bracing assembly; 100. fabricated floor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, a preferred embodiment of the present invention is shown, which is an assembly-type floor large-space decrement independent supporting system, comprising an under-slab supporting beam 1, an adjustable independent supporting component 2 capable of adjusting height in vertical direction, a horizontal tie bar 3 and a cross supporting component 4.

A plurality of plate lower supporting beams 1 are uniformly arranged along the plate length direction of the fabricated floor 100, and the plate lower supporting beams 1 touch the frame beam to be cut off in sections. In this embodiment, 3 to 4 plate lower supporting beams 1 are arranged below each fabricated floor 100, the distance between the plate lower supporting beam 1 on the outermost side of the plate end and the end of the fabricated floor 100 is 500mm to 1500mm, the other plate lower supporting beams 1 are uniformly arranged, and the mutual distance is 2000mm to 3000 mm.

The lower plate supporting beam 1 is a standard batten or a shaped steel beam and is fixed on a top support of the adjustable independent supporting assembly 2, and the lower plate supporting beam 1 is provided with a U-shaped anti-falling measure. The adjustable independent supporting component 2 is supported on the lower floor slab and is tightly propped against the bottom surface of the upper floor slab through the lower supporting plate beam 1.

The adjustable independent supporting component 2 is provided with a horizontal tie bar 3 which is connected with the adjustable independent supporting component in a longitudinal and transverse arrangement at the position above the layer height. The cross bracing assemblies 4 are vertically arranged in the longitudinal direction and the transverse direction and are connected with the adjustable independent bracing assemblies 2 and/or the horizontal tie bars 3 to form a stable floor bracing system together.

The adjustable independent supporting component 2 is an independent vertical rod, and comprises an upper vertical rod 21 and a lower vertical rod 22, wherein the length of the upper vertical rod 21 is adjustable, a triangular fixing device 23 is arranged at the joint of the lower vertical rod 22 and a lower floor slab, and in the embodiment, the triangular fixing device 23 is a tripod.

The adjustable height of the adjustable independent supporting component 2 is 3 m-5 m; the horizontal tie bars 3 are ordinary steel pipe frames and are connected with the upper upright rods 21 of the adjustable independent supporting assemblies 2 through fasteners, the distance between the centers of the horizontal tie bars 3 and the lower floor is 2-4 m, and the center distance between the horizontal tie bars 3 is 1.5-4 m. The cross bracing component 4 is arranged between two adjacent adjustable independent bracing components 2, and the cross bracing component 4 is connected with the horizontal tie bar 3 or the lower upright rod 22 by a fastener; if the height of the adjustable independent supporting component 2 is higher, two cross supporting components 4 are adopted. The horizontal spacing between the cross support assemblies 4 does not exceed 20 m.

By comparing fig. 2 with fig. 3, fig. 4 with fig. 5, it can be seen that a corresponding number of horizontal tie bars 3 and cross brace assemblies 4 are provided in the vertical direction depending on the specific layer height, i.e. the higher the layer height, the more horizontal tie bars 3 and cross brace assemblies 4 are arranged in the vertical direction.

The embodiment also provides a use method of the large-space decrement independent support system for the fabricated floor slab, which comprises the following steps:

s1, carrying out floor slab support space design and independent support stability analysis according to floor slab span and floor height conditions, and determining an arrangement scheme and independent support specifications of the under-plate support beam 1;

s2, placing the upper upright post 21 and the lower upright post 22 of the adjustable independent supporting component 2 according to the arrangement scheme, and fixing by using a triangular fixing device 23;

s3, mounting and fixing the plate lower supporting beam 1, and adjusting the upper upright rod 21 to enable the elevation of the plate lower supporting beam 1 to be the design elevation;

s4, installing the horizontal tie bars 3 on the upper vertical rods 21 longitudinally and transversely;

s5, installing the cross bracing component 4 at a proper position to form a complete floor slab supporting system;

and S6, carrying out the hoisting operation and the subsequent construction of the fabricated floor slab 100.

The independent support system of the present embodiment is suitable for supporting various fabricated floors 100, such as steel bar truss composite slabs, fully prefabricated floors, and the like.

In summary, the independent supporting system of the present embodiment is additionally provided with the cross supporting component 4 and the horizontal tie bar 3 on the basis of the adjustable independent supporting component 2, so that the stability of the supporting system is better, and the large-pitch reduction setting of the independent supporting is realized. Meanwhile, the use of the horizontal tie bar 3 ensures that the stability of the high-support system is better, thereby being beneficial to the construction safety.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An assembled floor large-space decrement independent support system is characterized by comprising a plate lower support beam, an adjustable independent support assembly, a horizontal tie bar and a cross support assembly, wherein the height of the adjustable independent support assembly can be adjusted in the vertical direction; the lower plate supporting cross beam is fixed on a jacking of an adjustable independent supporting assembly, the adjustable independent supporting assembly is supported on a lower floor and is tightly jacked with the bottom surface of an upper floor through the lower plate supporting cross beam; the adjustable independent supporting component is provided with a horizontal tie bar which is connected with the adjustable independent supporting component in the upper position of the floor height and is arranged longitudinally and transversely; the cross support assemblies are vertically arranged in the longitudinal direction and the transverse direction and are connected with the adjustable independent support assemblies and/or the horizontal tie bars to form a stable floor support system together.

2. The fabricated floor large-space decrement independent support system according to claim 1, wherein a plurality of the plate lower support beams are uniformly arranged along the plate length direction of the floor, and the plate lower support beams are sectionally cut off by touching the frame beams.

3. The fabricated floor large-space decrement independent support system according to claim 2, wherein 3-4 lower supporting beams are arranged under each fabricated floor, the distance between the lower supporting beam at the outermost side of the end part of the fabricated floor and the end part of the fabricated floor is 500-1500 mm, and the lower supporting beams at other plates are uniformly arranged and have the mutual distance of 2000-3000 mm.

4. The fabricated floor large-space decrement independent supporting system of claim 1, wherein the adjustable independent supporting component is an independent vertical rod, and comprises an upper vertical rod and a lower vertical rod, the length of the upper vertical rod is adjustable, and a triangular fixing device is arranged at the joint of the lower vertical rod and the lower floor.

5. The fabricated floor large-spacing weight-reduction independent support system according to claim 4, wherein the cross-bracing component is arranged between two adjacent adjustable independent support components, and the cross-bracing component is connected with the horizontal tie bar or the lower vertical rod by a fastener.

6. The fabricated floor large-space decrement independent support system according to claim 5, wherein the adjustable height of the adjustable independent support component is 3 m-5 m; the horizontal tie bars are ordinary steel pipe frames and are connected with the upper upright rods of the adjustable independent supporting assemblies through fasteners, the distance between the centers of the horizontal tie bars and the lower floor slab is 2-4 m, and the center distance between the horizontal tie bars is 1.5-4 m.

7. The fabricated floor large-spacing decrement independent support system according to claim 5, wherein the horizontal spacing between the cross support assemblies is not more than 20 m.

8. The fabricated floor large-space decrement independent support system according to claim 1, wherein the under-plate supporting beams are shaped steel beams which are connected with the top supports of the adjustable independent support assemblies, and the under-plate supporting beams are provided with U-shaped anti-falling measures.