CN105019655A - Pouring construction method of concrete beams - Google Patents
Pouring construction method of concrete beams Download PDFInfo
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- CN105019655A CN105019655A CN201510462011.6A CN201510462011A CN105019655A CN 105019655 A CN105019655 A CN 105019655A CN 201510462011 A CN201510462011 A CN 201510462011A CN 105019655 A CN105019655 A CN 105019655A
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Abstract
The invention discloses a pouring construction method of concrete beams. Construction is conducted through a U-shaped steel-structure formwork. The method includes the following steps of S1, manufacturing the U-shaped steel-structure formwork, and hanging the U-shaped steel-structure formwork through steel corbels; S2, anchoring reinforcing steel bars of the concrete beams at a support in the U-shaped steel-structure formwork; S3, pouring concrete on a bottom steel plate of the U-shaped steel-structure formwork to complete pouring of the concrete bottom plate; S4, pouring concrete on two side steel plates of the U-shaped steel-structure formwork to complete pouring of the concrete beams; S5, pouring concrete on a plurality of upper H-shaped steel beams of the U-shaped steel-structure formwork to complete pouring of a concrete top plate. A reinforcement cage can be rolled on the ground in advance, the concrete beams can be directly formed in the formwork through pouring after the steel-structure formwork is hung, and therefore the construction quality can be effectively ensured, no scaffold needs to be erected any more, the construction period can be shortened, and good economic benefits are achieved.
Description
Technical field
The present invention relates to technical field of civil engineering, be specifically related to a kind of construction method adopting U-shaped steel work template concreting beam.
Background technology
Building of current concrete beam generally all needs erecting scaffold, and when especially building high-altitude long-span concrete beam, setting up of scaffold needs the at substantial time.
Summary of the invention
The object of the present invention is to provide a kind of construction method of concreting beam, the rolling of reinforcing cage can be completed in advance on the ground, after steel work template completes lifting, can directly at the inner directly concreting beam of template, effectively can not only ensure construction quality, nor need erecting scaffold again, can the construction period be shortened, there is good economic benefit.
In order to achieve the above object, the present invention is achieved through the following technical solutions: a kind of construction method of concreting beam, and adopt U-shaped steel work template to construct, this U-shaped steel work template comprises, end steel plate and two blocks of side steel plates, steel plate of the described end and two blocks of side steel plates are spliced into U-shaped mutually; Some lower H profile steel beams, the length direction along steel plate of the described end is disposed on the top of steel plate of the described end, and the web of described lower H profile steel beam is mutually vertical with steel plate of the described end; Some upper H profile steel beams, correspondence is arranged on the top of described lower H profile steel beam, and the upper flange of described upper H profile steel beam is connected with two blocks of side steel plates respectively by two blocks of top steel plates, and the web of described upper H profile steel beam is mutually vertical with steel plate of the described end; Steel corbel, is connected with steel plate of the described end, it is characterized in that, this construction method comprises following steps:
S1, complete described U-shaped steel work template, and completed the lifting of U-shaped steel work template by steel corbel;
S2, in U-shaped steel work template, to complete in concrete beam reinforcing bar in the anchoring at bearing place;
S3, on the end steel plate of U-shaped steel work template concreting, complete building of concrete floor;
S4, on two blocks of side steel plates of U-shaped steel work template concreting, complete building of concrete beam;
S5, on some of U-shaped steel work template concreting on H profile steel beam, complete building of concrete roof.
Two side steel plates in described U-shaped steel work template are respectively arranged with several transverse stiffeners, several described transverse stiffeners along described side steel plate length direction interval arrange, and described transverse stiffener two ends are connected with end steel plate with described top steel plate respectively.
Also comprise several bearing diagonals in described U-shaped steel work template, between the transverse stiffener being arranged on both sides, described bearing diagonal and described transverse stiffener removably connect.
In described U-shaped steel work template, bearing diagonal is X-shaped.
Transverse stiffener in described U-shaped steel work template is provided with several waist muscle holes, the end that described transverse stiffener is connected with steel plate of the described end is provided with muscle hole at the bottom of beam, and the end that described transverse stiffener is connected with described top steel plate is provided with back muscle hole.
The web of described lower H profile steel beam is provided with several slab muscle holes.
Several pegs are also comprised in described U-shaped steel work template, be separately positioned on steel plate of the described end, on the upper flange of upper H profile steel beam and on two side steel plates, wherein, on steel plate of the described end, peg one end is connected with steel plate of the described end, the other end points to described upper H profile steel beam, peg on the upper flange of described upper H profile steel beam is connected with the upper flange of described upper H profile steel beam, the other end deviates from steel plate of the described end, peg on the steel plate of described side, one end is connected with described side steel plate, and the other end points to the side steel plate of offside.
In described step S1, the step making U-shaped steel work template comprises:
According to size and the reinforcing bar configuration of the stressing conditions determination concrete beam of concrete beam;
According to the size of the size of concrete beam and deadweight, working load determination U-shaped steel work template;
According to position and the size at muscle hole and back muscle hole at the bottom of waist muscle hole, beam on the arrangement of reinforcement determination transverse stiffener of concrete beam, and the position at lower H profile steel beam upper plate reinforcing bar hole and size.
Comprise in described step S2:
At waist muscle hole, waist muscle is installed;
Muscle at the bottom of the mounting rail of muscle hole at the bottom of beam;
At back muscle hole, back muscle is installed;
At slab muscle hole installing plate reinforcing bar.
Reinforcing bar is completed in concrete beam in the anchoring at bearing place by the mode of reinforcing bar connector or bar planting in described step S2.
The construction method of a kind of concreting beam of the present invention compared with prior art has the following advantages: adopt U-shaped steel work template, because U-shaped steel work template is provided with bearing diagonal and transverse stiffener, ensure the stability requirement of U-shaped steel work template in whole work progress; Because U-shaped steel work template is provided with muscle hole at the bottom of waist muscle hole, beam and back muscle hole, facilitate anchor bar; Because U-shaped steel work template is provided with peg, as shear key, make concrete be easy to U-shaped steel work template and combine; Owing to being provided with steel corbel, be convenient to lifting U-shaped steel work template.
Accompanying drawing explanation
Fig. 1 is a kind of sectional view of U-shaped steel work template;
Fig. 2 is the construction method of a kind of concreting beam of the present invention, the schematic diagram of concreting base plate;
Fig. 3 is the schematic diagram of concreting crossbeam;
Fig. 4 is the schematic diagram of concreting top board.
Detailed description of the invention
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 1, a kind of U-shaped steel work template, for concreting beam, is particularly useful for the construction of large span, work high above the ground concrete hollow case beam, this U-shaped steel work template comprises: end steel plate 10 and two blocks of side steel plates 20, and steel plate of the described end 10 and two blocks of side steel plates 20 are spliced into U-shaped mutually; Some lower H profile steel beams 30, the length direction along steel plate of the described end 10 is disposed on the top of steel plate of the described end 10, and the web 31 of described lower H profile steel beam 30 is mutually vertical with steel plate of the described end 10; Some upper H profile steel beams 40, correspondence is arranged on the top of described lower H profile steel beam 30, the upper flange 41 of described upper H profile steel beam 40 is connected with two blocks of side steel plates 20 respectively by two blocks of top steel plates 50, and the web 42 of described upper H profile steel beam 40 is mutually vertical with steel plate of the described end 10.
In the present embodiment, preferably, U-shaped steel work template also comprises steel corbel 60, is connected with steel plate of the described end 10, for lifting described U-shaped steel work template.
In the present embodiment, preferably, two described side steel plates 20 are respectively arranged with several transverse stiffeners 70, transverse stiffener 70 must be arranged according to span and stressing conditions, several described transverse stiffeners 70 along described side steel plate 20 length direction interval arrange, and described transverse stiffener 70 two ends are connected with end steel plate 10 with described top steel plate 50 respectively.
In other embodiment, U-shaped steel work template also comprises several bearing diagonals 80, bearing diagonal 80 must be arranged according to span and stressing conditions, for ensureing the stability requirement of U-shaped steel work template in whole work progress, between the transverse stiffener 70 being arranged on both sides, preferably, described bearing diagonal 80 removably connects with described transverse stiffener 70, so that bearing diagonal 80 is disassembled after construction, preferably, described bearing diagonal 80 is in X-shaped, and other forms of bearing diagonal 80 can meet stability requirement and also can.
In the present embodiment, preferably, described transverse stiffener 70 is provided with several waist muscle holes 71, the end that described transverse stiffener 70 is connected with steel plate of the described end 10 is provided with muscle hole 72 at the bottom of beam, and the end that described transverse stiffener 70 is connected with described top steel plate 50 is provided with back muscle hole 73.
In the present embodiment, preferably, the web 31 of described lower H profile steel beam 30 is provided with several slab muscle holes 32.
In other embodiment, U-shaped steel work template also comprises a dry peg, be separately positioned on steel plate of the described end 10, on the upper flange 41 of upper H profile steel beam 40 and on two side steel plates 20, wherein, peg 91 one end on steel plate of the described end 10 is connected with steel plate of the described end 10, the other end points to described upper H profile steel beam 40, peg 92 on the upper flange 41 of described upper H profile steel beam 40 is connected with the upper flange 41 of described upper H profile steel beam 40, the other end deviates from steel plate of the described end 10, peg 93 on described side steel plate 20, one end is connected with described side steel plate 20, the other end points to the side steel plate 20 of offside.
For above-mentioned U-shaped steel work template, also disclose a kind of construction method adopting the concreting beam of above-mentioned U-shaped steel work template in the present embodiment, shown in composition graphs 2 to Fig. 4, comprise following steps:
S1, complete described U-shaped steel work template, and completed the lifting of U-shaped steel work template by steel corbel.
According to size and the reinforcing bar configuration of the stressing conditions determination concrete beam of concrete beam;
According to the size of the size of concrete beam and deadweight, working load determination U-shaped steel work template;
According to position and the size at muscle hole and back muscle hole at the bottom of waist muscle hole, beam on the arrangement of reinforcement determination transverse stiffener of concrete beam, and the position at lower H profile steel beam upper plate reinforcing bar hole and size, the diameter of opening holes should about 5mm larger than the diameter of reinforcing bar to be rolled.
S2, in U-shaped steel work template, to complete in concrete beam reinforcing bar in the anchoring at bearing place.
Complete reinforcing bar in concrete beam by the mode of reinforcing bar connector or bar planting and, in the anchoring at bearing place, namely at waist muscle hole, waist muscle is installed; Muscle at the bottom of the mounting rail of muscle hole at the bottom of beam; At back muscle hole, back muscle is installed; At slab muscle hole installing plate reinforcing bar.
S3, on the end steel plate of U-shaped steel work template concreting, complete building of concrete floor 200, as shown in Figure 2.
S4, on two blocks of side steel plates of U-shaped steel work template concreting, complete building of concrete beam 300, as shown in Figure 3.
S5, on some of U-shaped steel work template concreting on H profile steel beam, complete building of concrete roof 400, as shown in Figure 4.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a construction method for concreting beam, adopt U-shaped steel work template to construct, this U-shaped steel work template comprises, end steel plate and two blocks of side steel plates, and steel plate of the described end and two blocks of side steel plates are spliced into U-shaped mutually; Some lower H profile steel beams, the length direction along steel plate of the described end is disposed on the top of steel plate of the described end, and the web of described lower H profile steel beam is mutually vertical with steel plate of the described end; Some upper H profile steel beams, correspondence is arranged on the top of described lower H profile steel beam, and the upper flange of described upper H profile steel beam is connected with two blocks of side steel plates respectively by two blocks of top steel plates, and the web of described upper H profile steel beam is mutually vertical with steel plate of the described end; Steel corbel, is connected with steel plate of the described end, it is characterized in that, this construction method comprises following steps:
S1, complete described U-shaped steel work template, and completed the lifting of U-shaped steel work template by steel corbel;
S2, in U-shaped steel work template, to complete in concrete beam reinforcing bar in the anchoring at bearing place;
S3, on the end steel plate of U-shaped steel work template concreting, complete building of concrete floor;
S4, on two blocks of side steel plates of U-shaped steel work template concreting, complete building of concrete beam;
S5, on some of U-shaped steel work template concreting on H profile steel beam, complete building of concrete roof.
2. construction method as claimed in claim 1, it is characterized in that, two side steel plates in described U-shaped steel work template are respectively arranged with several transverse stiffeners, several described transverse stiffeners along described side steel plate length direction interval arrange, and described transverse stiffener two ends are connected with end steel plate with described top steel plate respectively.
3. construction method as claimed in claim 2, is characterized in that, also comprise several bearing diagonals in described U-shaped steel work template, and between the transverse stiffener being arranged on both sides, described bearing diagonal and described transverse stiffener removably connect.
4. construction method as claimed in claim 3, it is characterized in that, in described U-shaped steel work template, bearing diagonal is X-shaped.
5. construction method as claimed in claim 2, it is characterized in that, transverse stiffener in described U-shaped steel work template is provided with several waist muscle holes, the end that described transverse stiffener is connected with steel plate of the described end is provided with muscle hole at the bottom of beam, and the end that described transverse stiffener is connected with described top steel plate is provided with back muscle hole.
6. construction method as claimed in claim 5, it is characterized in that, the web of described lower H profile steel beam is provided with several slab muscle holes.
7. construction method as claimed in claim 1, it is characterized in that, several pegs are also comprised in described U-shaped steel work template, be separately positioned on steel plate of the described end, on the upper flange of upper H profile steel beam and on two side steel plates, wherein, on steel plate of the described end, peg one end is connected with steel plate of the described end, the other end points to described upper H profile steel beam, peg on the upper flange of described upper H profile steel beam is connected with the upper flange of described upper H profile steel beam, the other end deviates from steel plate of the described end, peg on the steel plate of described side, one end is connected with described side steel plate, the other end points to the side steel plate of offside.
8. construction method as claimed in claim 6, is characterized in that, in described step S1, the step making U-shaped steel work template comprises:
According to size and the reinforcing bar configuration of the stressing conditions determination concrete beam of concrete beam;
According to the size of the size of concrete beam and deadweight, working load determination U-shaped steel work template;
According to position and the size at muscle hole and back muscle hole at the bottom of waist muscle hole, beam on the arrangement of reinforcement determination transverse stiffener of concrete beam, and the position at lower H profile steel beam upper plate reinforcing bar hole and size.
9. construction method as claimed in claim 6, is characterized in that, comprise in described step S2:
At waist muscle hole, waist muscle is installed;
Muscle at the bottom of the mounting rail of muscle hole at the bottom of beam;
At back muscle hole, back muscle is installed;
At slab muscle hole installing plate reinforcing bar.
10. construction method as claimed in claim 6, is characterized in that, to complete in concrete beam reinforcing bar in the anchoring at bearing place in described step S2 by the mode of reinforcing bar connector or bar planting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510462011.6A CN105019655B (en) | 2015-07-31 | 2015-07-31 | A kind of construction method of casting concrete beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510462011.6A CN105019655B (en) | 2015-07-31 | 2015-07-31 | A kind of construction method of casting concrete beam |
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| CN105019655A true CN105019655A (en) | 2015-11-04 |
| CN105019655B CN105019655B (en) | 2017-06-20 |
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| CN201510462011.6A Active CN105019655B (en) | 2015-07-31 | 2015-07-31 | A kind of construction method of casting concrete beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106639319A (en) * | 2017-01-16 | 2017-05-10 | 中冶建工集团有限公司 | Rotten root prevention construction method for shear walls, columns and other concrete vertical structures |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH06278117A (en) * | 1993-03-29 | 1994-10-04 | Nkk Corp | Concrete form |
| KR20090108281A (en) * | 2008-04-11 | 2009-10-15 | 금호산업 주식회사 | Fence structure |
| KR100946768B1 (en) * | 2009-03-24 | 2010-03-11 | 우경건설 주식회사 | Plane curved steel form for prestressed concrete girder it's possible to adjust and this method of fabrication |
| CN103206081A (en) * | 2013-04-15 | 2013-07-17 | 清华大学建筑设计研究院有限公司 | Sandwich formwork fixing device and sandwich formwork construction method |
| CN104153599A (en) * | 2014-08-26 | 2014-11-19 | 中铁八局集团建筑工程有限公司 | System of section steel concrete beam structure without section steel column support and bracket for construction of section steel concrete beam |
-
2015
- 2015-07-31 CN CN201510462011.6A patent/CN105019655B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06278117A (en) * | 1993-03-29 | 1994-10-04 | Nkk Corp | Concrete form |
| KR20090108281A (en) * | 2008-04-11 | 2009-10-15 | 금호산업 주식회사 | Fence structure |
| KR100946768B1 (en) * | 2009-03-24 | 2010-03-11 | 우경건설 주식회사 | Plane curved steel form for prestressed concrete girder it's possible to adjust and this method of fabrication |
| CN103206081A (en) * | 2013-04-15 | 2013-07-17 | 清华大学建筑设计研究院有限公司 | Sandwich formwork fixing device and sandwich formwork construction method |
| CN104153599A (en) * | 2014-08-26 | 2014-11-19 | 中铁八局集团建筑工程有限公司 | System of section steel concrete beam structure without section steel column support and bracket for construction of section steel concrete beam |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106639319A (en) * | 2017-01-16 | 2017-05-10 | 中冶建工集团有限公司 | Rotten root prevention construction method for shear walls, columns and other concrete vertical structures |
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| CN105019655B (en) | 2017-06-20 |
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