CN202831628U

CN202831628U - Combined type bailey frame load-bearing shelving for pouring large span concrete beam

Info

Publication number: CN202831628U
Application number: CN 201220514373
Authority: CN
Inventors: 詹剑霞; 汪文亮; 朱俊杰; 杨志书; 李士华
Original assignee: China Gezhouba Group Co Ltd
Current assignee: China Gezhouba Group Co Ltd
Priority date: 2012-10-09
Filing date: 2012-10-09
Publication date: 2013-03-27
Anticipated expiration: 2022-10-09

Abstract

Disclosed is a combined type bailey frame load-bearing shelving for pouring large span concrete beam. The combined type bailey frame load-bearing shelving for pouring large span concrete beam comprises combined type bailey frame beams, steel pipe shelvings and supporting base systems. The two ends of each bailey frame beam are respectively arranged on a steel box beam. The steel box beams are fixed on two parallel supporting base systems of a concrete erect wall body. A plurality of I-shaped steel bases are arranged on the bailey frame beams. The steel bases are parallel with each other. The steel pipe shelvings are arranged on the steel bases in a lapping mode. A concrete beam moldboard is arranged on the upper portions of the steel pipe shelvings. A plurality of steel corbels are fixed the concrete wall surfaces at two sides. Shortages of a conventional construction method that falling shelving erecting moldboards are set up normally are overcome. The combined type bailey frame load-bearing shelving for pouring large span concrete beam is large in load-bearing and strong in safety and stability. Bearing requirements of an upper air beam and construction of plate concrete are guaranteed. The combined type bailey frame load-bearing shelving for pouring large span concrete beam is convenient and quick in erecting of the shelving and dismantling, capable of saving engineering cost and accelerating a construction schedule. Construction quality is guaranteed. The combined type bailey frame load-bearing shelving for pouring large span concrete beam is particularly suitable for a working condition of pouring a concrete beam and a plate structure.

Description

Build large-span concrete beam combined type Bailey bracket bearing bent frame

Technical field

The utility model relates to the steel work technical field, particularly a kind of large-span concrete beam combined type Bailey bracket bearing bent frame device of building.

Background technology

In the construction of power station ship elevator engineering, usually run into the cast-in-situ concrete beam that designs at the two adjacent upright bodies of wall of concrete, plated construction, for example ship lift top cross-bar and platform (such as Fig. 1), it is large that this structural concrete has span usually, the characteristics such as weight is large, and also large apart from the height on ground, therefore take conventional setting up to land the job practices of framed bent frame shuttering, not only be difficult to satisfy the large requirement of supporting power, also there is larger potential safety hazard, and the setting up of framed bent, remove very difficult, need simultaneously to expend lot of materials, cause cost to have high input, construction speed is slow, be difficult to guarantee the problems such as construction quality.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of large-span concrete beam combined type Bailey bracket bearing bent frame of building, can overcome and adopt conventional setting up to land the shortcomings of job practices of framed bent frame shuttering, has supporting power large, security and stability is strong, can guarantee the load bearing requirements of high-altitude beam, board concrete construction, and framed bent set up, remove convenient and swift, be conducive to save engineering cost, accelerating construction progress guarantees construction quality.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of large-span concrete beam combined type Bailey bracket bearing bent frame of building, comprise combined type Bailey bracket beam, steel pipe framed bent, support system, at least two combined type Bailey bracket beam two ends that are parallel to each other are installed in respectively on the steel case beam of support system, evenly, vertically be provided with the many i iron bases that are parallel to each other on the combined type Bailey bracket beam, be erected with the steel pipe framed bent on the i iron base.

Described support system is comprised of a plurality of load-bearing steel corbels and steel case beam, and many embedded anchor cones that arrange on load-bearing steel corbel and the upright body of wall of concrete are fixedly connected with, and steel box beam erection is on the end face of load-bearing steel corbel.

Described combined type Bailey bracket girder system is the compound beam of square or rectangle by the vertical assembled section of a plurality of Bailey brackets.

Described many i iron bases are fixedly connected on the upper chord of combined type Bailey bracket back section by many channel-section steel pressing plates and bolt, are welded with many reinforcing bar suspension columns at the i iron base.

Described steel pipe framed bent is combined by steel pipe post and level connection joint steel pipe, is provided with oblique bridging between the steel pipe post, is provided with horizontal cross brace between the level connection joint steel pipe.

The top of described steel pipe framed bent is provided with concrete beam mould board.

A kind of large-span concrete beam combined type Bailey bracket bearing bent frame of building provided by the utility model, by being fixed on a plurality of steel corbel load-bearing on the concrete wall wall of both sides, has very strong security and stability, can overcome and adopt conventional setting up to land the shortcomings of job practices of framed bent frame shuttering, has supporting power large, security and stability is strong, can guarantee the load bearing requirements of high-altitude beam, board concrete construction, and setting up, removing of framed bent is convenient and swift, be conducive to save engineering cost, accelerating construction progress guarantees construction quality.Be specially adapted to the operating mode such as construct on the larger upright walls of power station ship lift top cross-bar and platform equal altitudes cast-in-situ concrete beam, plated construction.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples:

Fig. 1 is large-span concrete beam design arrangement schematic diagram;

Fig. 2 is combined type Bailey bracket bearing bent frame structure top view;

Fig. 3 is that the A-A of Fig. 2 is to view;

Fig. 4 is that the B-B of Fig. 2 is to view;

Fig. 5 is a place drawing of Fig. 4;

Fig. 6 is the b place drawing of Fig. 4.

The specific embodiment

Shown in Fig. 2～6, a kind of large-span concrete beam combined type Bailey bracket bearing bent frame of building, comprise combined type Bailey bracket beam 3, steel pipe framed bent 4, support system 5, at least two combined type Bailey bracket beam 3 two ends that are parallel to each other are seated respectively on the steel case beam 52 of the support system 5 that is fixed on the upright body of wall 1 of concrete that twice are parallel to each other, evenly, vertically be provided with many i iron bases 6 different in size, as to be parallel to each other on the combined type Bailey bracket beam 3, be erected with steel pipe framed bent 4 on the i iron base 6.

Described support system 5 is comprised of a plurality of load-bearing steel corbels 51 and steel case beam 52, and the many embedded anchor cones 53 that arrange on load-bearing steel corbel 51 and the upright body of wall 1 of concrete are fixedly connected with, and steel case beam 52 is erected on the end face of load-bearing steel corbel 51.

Described combined type Bailey bracket beam 3 is to be the compound beam of square or rectangle by the vertical assembled section of a plurality of Bailey brackets.

Described many i iron bases 6 are fixedly connected on the upper chord at combined type Bailey bracket beam 3 tops by many channel-section steel pressing plates 7 and bolt 8, are welded with many reinforcing bar suspension columns 9 at i iron base 6.

Described steel pipe framed bent 4 is combined by steel pipe post 41 and level connection joint steel pipe 42, is provided with oblique bridging 43 between the steel pipe post 41, is provided with horizontal cross brace 44 between the level connection joint steel pipe 42.

The top of described steel pipe framed bent 4 is provided with concrete beam mould board 21.

Making of the present utility model and installation process are as follows:

1) the utility model mainly relies on a plurality of load-bearing steel corbel 51 load-bearing that are fixed on the upright body of wall 1 of both sides concrete, its supporting power comprises template deadweight and the load such as weight concrete, constructor's weight on utility model own wt, its top, and the quantity of the load-bearing steel corbel 51 of therefore arranging must guarantee to satisfy the requirement of total supporting power.In the present embodiment, the supporting power of single load-bearing steel corbel 51 is 30t approximately, determines the reference of steel corbel 51 usage quantities when can be used as construction, but must can come into operation after the control test.

2) combined type Bailey bracket beam 3 is to be the compound beam of square or rectangle by the vertical assembled section of a plurality of Bailey brackets, and its spandrel girder also must can come into operation after the control test.

When 3) installing, first with the embedded anchor cone 53(anchor cone model M36 on all load-bearing steel corbels 51 and the upright body of wall 1 of concrete) be connected firmly, again 53 on steel case beam is stood on it, and use bolt to connect.

4) adopt large-scale lifting facility that combined type Bailey bracket beam 3 is erected on the steel case beam 53, and use bolt to interconnect firmly.

5) i iron base 6 is fixedly connected on the upper chord at combined type Bailey bracket beam 3 tops by many channel-section steel pressing plates 7 and bolt 8, one of the reinforcing bar suspension column 9 of welding faces up on the i iron base 6.

6) set up steel pipe framed bent 4 at i iron base 6, note when setting up the lower end of steel pipe post 41 is enclosed within on the reinforcing bar suspension column 9.

7) at last at the vertical concrete beam mould board 21 of the upper shelf of steel pipe framed bent 4, acceptance(check) after-pouring concrete.

8) after concrete reaches solidifying phase intensity, can be with reference to aforementioned installation steps reverse operating dismounting the utility model device.

Claims

1. build large-span concrete beam combined type Bailey bracket bearing bent frame for one kind, comprise combined type Bailey bracket beam (3), steel pipe framed bent (4), support system (5), it is characterized in that: at least two combined type Bailey bracket beam (3) two ends that are parallel to each other are installed in respectively on the steel case beam (52) of support system (5), evenly, vertically be provided with the many i iron bases (6) that are parallel to each other on the combined type Bailey bracket beam (3), be erected with steel pipe framed bent (4) on the i iron base (6).

2. a kind of large-span concrete beam of building according to claim 1 is with combined type Bailey bracket bearing bent frame, it is characterized in that: described support system (5) is comprised of a plurality of load-bearing steel corbels (51) and steel case beam (52), load-bearing steel corbel (51) is fixedly connected with the upper many embedded anchor cones (53) that arrange of the upright body of wall of concrete (1), and steel case beam (52) is erected on the end face of load-bearing steel corbel (51).

3. a kind of large-span concrete beam of building according to claim 1 is characterized in that with combined type Bailey bracket bearing bent frame: described combined type Bailey bracket beam (3) is to be the compound beam of square or rectangle by the vertical assembled section of a plurality of Bailey brackets.

4. a kind of large-span concrete beam of building according to claim 1 is with combined type Bailey bracket bearing bent frame, it is characterized in that: described many i iron bases (6) are fixedly connected on the upper chord at combined type Bailey bracket beam (3) top by many channel-section steel pressing plates (7) and bolt (8), are welded with many reinforcing bar suspension columns (9) at i iron base (6).

5. a kind of large-span concrete beam combined type Bailey bracket bearing bent frame of building of stating according to claim 1, it is characterized in that: described steel pipe framed bent (4) is combined by steel pipe post (41) and level connection joint steel pipe (42), be provided with oblique bridging (43) between the steel pipe post (41), be provided with horizontal cross brace (44) between the level connection joint steel pipe (42).

6. a kind of large-span concrete beam of building is with combined type Bailey bracket bearing bent frame according to claim 1 or 5, and it is characterized in that: the top of described steel pipe framed bent (4) is provided with concrete beam mould board (21).