CN104806012A - Large-scale high-altitude bearing cantilever beam device and construction method thereof - Google Patents
Large-scale high-altitude bearing cantilever beam device and construction method thereof Download PDFInfo
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- CN104806012A CN104806012A CN201510253372.XA CN201510253372A CN104806012A CN 104806012 A CN104806012 A CN 104806012A CN 201510253372 A CN201510253372 A CN 201510253372A CN 104806012 A CN104806012 A CN 104806012A
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Abstract
The invention discloses a large-scale high-altitude bearing cantilever beam device. The large-scale high-altitude bearing cantilever beam device comprises a frame column vertically arranged on the ground and a cantilever beam fixedly and horizontally arranged above the frame column, wherein two embedded component sets are arranged on the frame column under the cantilever beam from top to bottom at intervals; each embedded component set comprises three embedded components arranged on three side surfaces of the frame column, a first corbel laterally arranged is welded to each upper embedded component respectively, a second corbel arranged in an inclined manner is welded to each lower embedded component respectively, and the first corbel and one end of the second corbel are welded together; the frame column, the first corbels and the second corbels are encircled to form a triangle, a gap is formed between the first corbels on the bottom surface of the cantilever beam and the bottom surface, and formwork steel pipes of the bottom of the cantilever beam are arranged in the gap. The invention aims at providing the large-scale high-altitude bearing cantilever beam device and a construction method thereof, which can improve the construction efficiency, reduce the construction cost and reduce the construction risk.
Description
Technical field
The present invention relates to the construction equipment of industrial building structure engineering or the technical field of other building auxiliary equipment and application thereof, particularly relate to constructional materials or building unit preparation at the scene, carrying or processing technique field, be specifically related to large-scale high-altitude load-bearing Cantilever Beams device and construction method thereof.
Background technology
Because technique needs, standing some Cantilever Beams of meter in the tall and big frame structure engineering of industrial construction, wherein a part is large-size bearing Cantilever Beams.Cantilever Beams is not that two ends have support, but one end is embedded in or builds on a support, and the other end stretches out or chooses the beam of supporter.Existing common Cantilever Beams construction method lands support for shuttering construction for setting up, and is applicable to the small-sized Cantilever Beams construction that floor is lower.When the independent large-size bearing Cantilever Beams that construction location is higher, due to load of overhanging beam more greatly, highly higher, so all very high to the requirement of formwork scaffold and ground, this just causes, and construction cost is high, efficiency is low, and when height superelevation, construction risk coefficient is very large, there is serious potential safety hazard.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of large-scale high-altitude load-bearing Cantilever Beams device and the construction method thereof that can improve efficiency of construction, reduction construction cost and construction risk.
The invention provides a kind of large-scale high-altitude load-bearing Cantilever Beams device, comprise and be vertically arranged in ground frame column, be installed in the Cantilever Beams of the horizontal arrangement above described frame column, on described frame column below described Cantilever Beams, interval is furnished with 2 embedded part groups from top to bottom, each described embedded part group comprises 3 embedded parts be arranged on 3 sides of described frame column, each described embedded part above being positioned at all welds the first bracket of a lateral arrangement, each described embedded part below being positioned at all welds second bracket be in tilted layout, one end of described first bracket and described second bracket welds together, described frame column, first bracket, second bracket surrounds triangle, gap is there is between first bracket at described Cantilever Beams bottom surface place and described bottom surface, formwork steel pipe at the bottom of Cantilever Beams is laid in described gap.
Large-scale high-altitude load-bearing Cantilever Beams device of the present invention, wherein said first bracket is arranged horizontally, and described triangle is right-angled triangle.
Large-scale high-altitude load-bearing Cantilever Beams device of the present invention, establishes joint bar in wherein said Cantilever Beams.
Large-scale high-altitude load-bearing Cantilever Beams device of the present invention, wherein said first bracket, the second bracket are weld type steel corbel.
Present invention also offers a kind of construction method of large-scale high-altitude load-bearing Cantilever Beams device, comprise the steps:
1. to construct described frame column, complete the reinforced bar engineering of described frame column, form work engineering;
2. on the frame column below described Cantilever Beams, described embedded part group is installed at interval from top to down;
3. the bottom position place of concrete to described Cantilever Beams of described frame column is built;
4. the first bracket, the second bracket described in welded and installed are on described embedded part, and described first bracket, a second bracket end points separately is accordingly welded together, and between described first bracket and described Cantilever Beams bottom surface preset clearance, in this gap, lay formwork steel pipe at the bottom of Cantilever Beams;
5. with mounted described first bracket, the second bracket for platform, use lay described Cantilever Beams at the bottom of formwork steel pipe carry out the form work engineering of described Cantilever Beams and the construction of reinforced bar engineering;
6. concrete pouring construction is carried out to described Cantilever Beams, frame column;
7. described Cantilever Beams, the frame column after construction is watered health;
8. the intensity of the rear described Cantilever Beams of test construction, after reaching collapsible die intensity, removes the template used in described first bracket, the second bracket and described form work engineering.
The construction method of the present invention's large-scale high-altitude load-bearing Cantilever Beams device, wherein said step 2. in also comprise the step of the joint bar of described Cantilever Beams of constructing.
The construction method of the present invention's large-scale high-altitude load-bearing Cantilever Beams device, wherein said step 4. in also comprise the first bracket described in leveling and make the step of its horizontal arrangement.
The present invention's large-scale high-altitude load-bearing Cantilever Beams device and construction method thereof, frame column bottom preferential construction Cantilever Beams, and bracket embedded part and Cantilever Beams joint bar are set in advance, embedded part mount type steel corbel is utilized to hang formwork platform as Cantilever Beams, carry out form work engineering construction, solve the construction difficult problem of large-scale high-altitude load-bearing Cantilever Beams, decrease scaffold building operation during high or ultra high-formwork construction, avoid the high request problem to formwork scaffold and ground, improve efficiency of construction, reduce construction cost and security risk, be applicable to the construction of all kinds of Cantilever Beams.
Below in conjunction with accompanying drawing, large-scale high-altitude load-bearing Cantilever Beams device of the present invention and construction method thereof are described further.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of Cantilever Beams device in the present invention's large-scale high-altitude load-bearing Cantilever Beams device and construction method thereof;
Fig. 2 is the another main TV structure schematic diagram of Cantilever Beams device in the present invention's large-scale high-altitude load-bearing Cantilever Beams device and construction method thereof.
Detailed description of the invention
As Fig. 1, shown in Fig. 2, large-scale high-altitude load-bearing Cantilever Beams device, comprise and be vertically arranged in ground frame column 1, be installed in the Cantilever Beams 5 that the left and right horizontal above frame column 1 is arranged, on frame column 1 below Cantilever Beams 5, interval is furnished with 2 embedded part groups from top to bottom, before each embedded part group comprises and is arranged in frame column 1, left, 3 embedded parts 2 on right 3 sides, each embedded part 2 above being positioned at all welds the first bracket 3 of about one lateral arrangement, each embedded part 2 below being positioned at all welds second bracket 31 arranged that is inclined upwardly, the right-hand member of the first bracket 3 and the second bracket 31 welds together, frame column 1, first bracket 3, second bracket 31 surrounds triangle.Preferably, first bracket 3 is arranged horizontally, triangle is right-angled triangle, and wherein, frame column 1 and the first bracket 3 are two right-angle sides, like this, just be equivalent to for Cantilever Beams 5 has unified floor height, template is directly laid on the bracket of sustained height, eliminates beam base fabric and establishes leveling operation to template after template, simplify working procedure, save the engineering time.There is gap between first bracket 3 at Cantilever Beams 5 bottom surface place and bottom surface, in gap, lay formwork steel pipe 4 at the bottom of Cantilever Beams.Preferably, for increasing the intensity of Cantilever Beams 5, avoiding distortion under pressure, in Cantilever Beams 5, establishing joint bar.Preferably, first bracket 3, second bracket 31 is weld type steel corbel, this kind of shaped steel can be processed arbitrarily with engineering, designs and combine, its section moment, section factor, compression resistance, hold loading, far above the hot calender shaped steel of commensurate's weight, the weight capacity of suspension scaffold thus effectively can be ensured.
The construction method of above-mentioned large-scale high-altitude load-bearing Cantilever Beams device, comprises the steps:
1. construction frame column 1, completes the reinforced bar engineering of frame column 1, form work engineering, and the construction of reinforced bar engineering, form work engineering can refer to routine techniques means, does not repeat herein;
2. on the frame column 1 below Cantilever Beams 5, embedded part group is installed at interval from top to down, and the joint bar of Cantilever Beams 5 of constructing;
3. the concrete of pouring frame post 1 is to the bottom position place of Cantilever Beams 5, at the bottom of the Cantilever Beams in following step, the installation of formwork and bracket is prepared;
4. welded and installed first bracket 3, second bracket 31 is on embedded part 2, and right endpoint respective for corresponding first bracket 3, second bracket 31 is welded together, and between the first bracket 3 and Cantilever Beams 5 bottom surface preset clearance, formwork steel pipe 4 at the bottom of Cantilever Beams is laid in this gap, preferably, for forming above-mentioned right-angled triangle, also need leveling first bracket 3, its left and right horizontal is arranged;
5. with mounted first bracket 3, second bracket 31 for platform, use lay Cantilever Beams at the bottom of formwork steel pipe 4 carry out the form work engineering of Cantilever Beams 5 and the construction of reinforced bar engineering, reinforced bar engineering, form work engineering construction can refer to routine techniques means, do not repeat herein;
6. concrete pouring construction is carried out to Cantilever Beams 5, frame column 1, build Cantilever Beams 5 body and with Cantilever Beams 5 connecting portion and with the frame column 1 of upper part, finally complete the construction of Cantilever Beams 5;
7. Cantilever Beams 5, the frame column 1 after construction is watered health;
8. the intensity of the rear Cantilever Beams 5 of test construction, after reaching collapsible die intensity, removes the template used in the first bracket 3, second bracket 31 and form work engineering.
Large-scale high-altitude load-bearing Cantilever Beams device of the present invention and construction method thereof, with the formwork platform in bracket composition form work engineering, ban conventional landing leg hand cradle, decrease scaffold building operation, shorten the engineering time, saved construction cost, improve efficiency of construction, reduce the security risk of construction, ensure safe construction.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (7)
1. large-scale high-altitude load-bearing Cantilever Beams device, comprise and be vertically arranged in ground frame column (1), be installed in the Cantilever Beams (5) of the horizontal arrangement of described frame column (1) top, it is characterized in that: on the described frame column (1) of described Cantilever Beams (5) below, interval is furnished with 2 embedded part groups from top to bottom, each described embedded part group comprises 3 embedded parts (2) be arranged on 3 sides of described frame column (1), each described embedded part (2) above being positioned at all welds first bracket (3) of a lateral arrangement, each described embedded part (2) below being positioned at all welds second bracket (31) be in tilted layout, described first bracket (3) welds together with one end of described second bracket (31), described frame column (1), first bracket (3), second bracket (31) surrounds triangle, gap is there is between first bracket (3) at described Cantilever Beams (5) bottom surface place and described bottom surface, formwork steel pipe (4) at the bottom of Cantilever Beams is laid in described gap.
2. large-scale high-altitude load-bearing Cantilever Beams device according to claim 1, is characterized in that: described first bracket (3) is arranged horizontally, and described triangle is right-angled triangle.
3. large-scale high-altitude load-bearing Cantilever Beams device according to claim 2, is characterized in that: described Cantilever Beams establishes joint bar in (5).
4. large-scale high-altitude load-bearing Cantilever Beams device according to claim 3, is characterized in that: described first bracket (3), the second bracket (31) are weld type steel corbel.
5. the construction method of large-scale high-altitude load-bearing Cantilever Beams device according to any one of claim 1 to 4, is characterized in that, comprise the steps:
1. to construct described frame column (1), complete the reinforced bar engineering of described frame column (1), form work engineering;
2. on the frame column (1) of described Cantilever Beams (5) below, described embedded part group is installed at interval from top to down;
3. the bottom position place of concrete to described Cantilever Beams (5) of described frame column (1) is built;
4. the first bracket (3), the second bracket (31) described in welded and installed are on described embedded part (2), and described first bracket (3), the second bracket (31) are respective accordingly a end points is welded together, and between described first bracket (3) and described Cantilever Beams (5) bottom surface preset clearance, in this gap, lay formwork steel pipe (4) at the bottom of Cantilever Beams;
5. with mounted described first bracket (3), the second bracket (31) for platform, use lay described Cantilever Beams at the bottom of formwork steel pipe (4) carry out the form work engineering of described Cantilever Beams (5) and the construction of reinforced bar engineering;
6. concrete pouring construction is carried out to described Cantilever Beams (5), frame column (1);
7. described Cantilever Beams (5), the frame column (1) after construction is watered health;
8. the intensity of the rear described Cantilever Beams (5) of test construction, after reaching collapsible die intensity, removes the template used in described first bracket (3), the second bracket (31) and described form work engineering.
6. the construction method of large-scale high-altitude load-bearing Cantilever Beams device according to claim 5, is characterized in that: described step 2. in also comprise the step of joint bar of the described Cantilever Beams of construction (5).
7. the construction method of large-scale high-altitude load-bearing Cantilever Beams device according to claim 6, is characterized in that: described step 4. in also comprise the first bracket (3) described in leveling and make the step of its horizontal arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510253372.XA CN104806012A (en) | 2015-05-18 | 2015-05-18 | Large-scale high-altitude bearing cantilever beam device and construction method thereof |
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| CN201510253372.XA CN104806012A (en) | 2015-05-18 | 2015-05-18 | Large-scale high-altitude bearing cantilever beam device and construction method thereof |
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| CN104806012A true CN104806012A (en) | 2015-07-29 |
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| CN201510253372.XA Pending CN104806012A (en) | 2015-05-18 | 2015-05-18 | Large-scale high-altitude bearing cantilever beam device and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035741A (en) * | 2018-02-05 | 2018-05-15 | 三门峡市水利勘测设计有限责任公司 | A kind of backform trolley |
| CN111593874A (en) * | 2020-03-27 | 2020-08-28 | 中国建筑第四工程局有限公司 | Supporting system for overweight overhung suspended member of super high-rise residential conversion layer and construction method |
-
2015
- 2015-05-18 CN CN201510253372.XA patent/CN104806012A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035741A (en) * | 2018-02-05 | 2018-05-15 | 三门峡市水利勘测设计有限责任公司 | A kind of backform trolley |
| CN111593874A (en) * | 2020-03-27 | 2020-08-28 | 中国建筑第四工程局有限公司 | Supporting system for overweight overhung suspended member of super high-rise residential conversion layer and construction method |
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Application publication date: 20150729 |
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