CN113668850B - Steel beam holding supporting system of formwork support frame and construction method thereof - Google Patents
Steel beam holding supporting system of formwork support frame and construction method thereof Download PDFInfo
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- CN113668850B CN113668850B CN202110856563.0A CN202110856563A CN113668850B CN 113668850 B CN113668850 B CN 113668850B CN 202110856563 A CN202110856563 A CN 202110856563A CN 113668850 B CN113668850 B CN 113668850B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 203
- 239000010959 steel Substances 0.000 title claims abstract description 203
- 238000009415 formwork Methods 0.000 title claims abstract description 53
- 238000010276 construction Methods 0.000 title claims abstract description 12
- 239000004567 concrete Substances 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 5
- 206010066054 Dysmorphism Diseases 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/02—Shores or struts; Chocks non-telescopic
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G2025/003—Supports therefor, e.g. tripods
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a steel beam holding support system of a formwork support frame and a construction method thereof, and the steel beam holding support system comprises a steel beam, steel beam holding supports fixed on the steel beam at even intervals, and special-shaped limiting assemblies for limiting the steel beam holding supports on the steel beam, wherein the formwork support frame is fixed on the steel beam holding supports, each steel beam holding support comprises a support transverse part, a support vertical part and a support inclined part, the support transverse part is perpendicular to the extension direction of the steel beam, the support transverse part is arranged on the upper surface of the steel beam, the support vertical part is fixed on the lower surface of the support transverse part, the side edges of the support transverse part are simultaneously abutted against the upper flange of the steel beam and the lower flange of the steel beam, the support inclined part is obliquely connected between the support transverse part and the support vertical part, the special-shaped limiting assemblies comprise two first limiting members which are arranged between the support vertical part and the upper flange of the steel beam and between the lower flange of the steel beam and the lower flange of the steel beam, and a second limiting member which is arranged between the support transverse part and the upper flange of the steel beam, so as to provide a stable fulcrum for the formwork support frame, and avoid waste of material cost and manpower cost caused by setting the beam formwork support frame with the ground as the full fulcrum.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a steel beam holding supporting system of a formwork support frame and a construction method thereof.
Background
With the rise of modern building floors becoming higher and higher, in the construction of reinforced concrete structures, the top Liang Re is a concrete structure, and the laying of a formwork is needed, wherein the lower part of the concrete structure only has steel beams and does not have stable formwork supporting points.
Disclosure of Invention
The invention aims to provide a steel beam holding supporting system of a formwork support frame and a construction method thereof, and aims to solve the technical problems that a full construction support needs to be erected on site when a formwork of a top concrete structural beam in a building with a higher floor height is erected, the operation is complicated, and the stability is poor.
In order to achieve the purpose, the invention adopts the following technical scheme:
the supporting system comprises a steel beam, a steel beam holding support and a special-shaped limiting component, wherein the steel beam holding support is fixed on the steel beam at uniform intervals, the steel beam holding support is limited on the steel beam, the supporting template is fixed on the steel beam holding support, the steel beam holding support comprises a vertical steel beam extending direction, a supporting transverse part, a supporting vertical part and a supporting inclined part, the supporting transverse part is vertical to the steel beam extending direction, the supporting transverse part is arranged on the upper surface of the steel beam, the supporting vertical part is fixed on the lower surface of the supporting transverse part, the side edge of the supporting transverse part is in conflict with the upper flange of the steel beam and the lower flange of the steel beam, the supporting inclined part is obliquely connected between the supporting transverse part and the supporting vertical part, the special-shaped limiting component comprises two first limiting components and a second limiting component, the two first limiting components are arranged between the supporting vertical part and the upper flange of the steel beam, the supporting vertical part and the lower flange of the steel beam, the second limiting component is arranged between the supporting transverse part and the upper flange of the steel beam, the other end of the first limiting component is fixed on the supporting vertical part, the other side edge of the steel beam, and the second limiting component is arranged on the supporting transverse part, and a limiting plate used for enclosing the steel beam, and the limiting component, and the upper flange of the second limiting component is arranged on the steel beam, and the limiting component is enclosed into a space of the steel beam.
Further, the first limiting member is a C-shaped structure with an opening facing the vertical supporting part, comprises an upper transverse part, a vertical part and a lower transverse part, and is formed by cold bending of steel with the thickness of 5-10mm, and the upper transverse part is long: the vertical part is long: the length of the lower transverse part is 1:1:2, the upper transverse length is 30 to 90mm.
Furthermore, the second limiting member comprises a first supporting part supported on the bottom surface of the upper flange of the steel beam, a second supporting part supported on the bottom surface of the supporting cross part and an inclined support connected between the first supporting part and the second supporting part.
Furthermore, the second limiting member is formed by cold-bending an integrally formed steel material with the thickness of 5-10mm, the first supporting part is of a C-shaped structure with an opening facing away from the supporting vertical part and comprises a first transverse part, a first vertical part and a second transverse part, the first vertical part and the second transverse part form an anti-deformation space in a surrounding mode, the second supporting part is a third transverse part abutted to the lower portion of the supporting transverse part, and the inclined support is an inclined supporting plate connected between the second transverse part and the third transverse part.
Furthermore, the included angle between the inclined support and the second support part is 90 to 150 degrees.
Further, the first transverse portion is long: the first vertical part is long: second horizontal portion length: the third transverse length is 2:1:2:1.5.
furthermore, between first horizontal portion and the support horizontal portion, all fixed through split bolt between third horizontal portion and the support horizontal portion, the limiting plate is located on the first horizontal portion top surface between split bolt and the girder steel top flange.
Furthermore, the supporting transverse part is provided with a limiting reinforcing steel bar for preventing the beam formwork from sliding, and the limiting reinforcing steel bar is vertically fixed on the upper surface of the supporting transverse part.
A construction method of a steel beam-embracing supporting system of a formwork support frame comprises the following steps:
And 2, hoisting the welded steel beam holding support on a steel beam below the concrete beam, erecting the support transverse part perpendicular to the extension line direction of the steel beam on the upper surface of the steel beam, and butting the side edge of the support vertical part against the same side of the steel beam upper flange and the steel beam lower flange.
And 3, welding the two manufactured first limiting members on the supporting vertical part, and respectively supporting the upper transverse plates of the two first limiting members on the upper flange of the steel beam and the lower surface of the lower flange of the steel beam.
And 4, installing two split bolts at preset positions of the supporting transverse part, clamping the manufactured second limiting component at preset positions of the supporting transverse part and the lower surface of the steel beam lower flange, and then enabling the two split bolts to penetrate through the first transverse part and the third transverse part and be respectively attached and fixed to the lower surfaces of the steel beam lower flange and the supporting transverse part through nuts.
And 5, welding limiting steel bars on the supporting transverse part according to the positions of the formwork support frames of the formworks, inserting the lower ends of the steel pipes for erecting the formwork into the limiting steel bars, erecting the formwork on the concrete beam at the positions of the limiting steel bars, and completing construction of a steel beam supporting system of the formwork support frames.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
according to the invention, the steel beam support is arranged on the steel beam, a fulcrum is provided for the formwork support for supporting the concrete structure beam, waste of material cost and labor cost caused by full erection of the beam formwork support with the ground as the fulcrum is avoided, the steel beam support and the steel beam are more stably clasped by arranging the first limiting members on the lower surfaces of the upper flange and the lower flange of the support vertical part and the steel beam and arranging the second limiting members on the upper flange of the support transverse part and the steel beam, so that the steel beam support provides more stable support for the beam formwork support, and the first limiting members and the second limiting members are both provided with deformation-resistant spaces, so that the stability of connection of the steel beam support and the steel beam is enhanced.
According to the invention, the limiting reinforcing steel bars are fixed on the supporting transverse parts, and the steel pipes below the beam template support frame are sleeved on the limiting reinforcing steel bars, so that the beam template support frame is prevented from sliding on the steel beam holding support, the stability of the beam template support frame is further improved, and the beam template support frame has the characteristics of safety, applicability and the like, has good popularization and practical values, and can generate good economic benefits after being widely popularized and applied.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is an enlarged view of fig. 1 at B.
Reference numerals: 1. a steel beam; 11. a steel beam upper flange; 12. a steel beam lower flange; 2. supporting the steel-holding beam; 21. a support cross portion; 22. a support vertical portion; 23. a support ramp; 3. limiting the reinforcing steel bars; 4. a first stop member; 41. an upper transverse portion; 42. a vertical portion; 43. a lower lateral portion; 5. a second stop member; 51. a first lateral portion; 52. a first vertical portion; 53. a second transverse portion; 54. bracing; 55. a third transverse portion; 6. a limiting plate; 7. oppositely pulling the bolts; a. the upper transverse part is long; b. the vertical part is long; c. the lower transverse part is long; d. the first transverse portion is long; e. the first vertical section is long; f. the second transverse portion is long; g. the third transverse portion is long.
Detailed Description
The present invention will be further described in order to make the technical means, innovative features, objects and effects of the invention apparent.
The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
As shown in fig. 1, the invention discloses a steel beam holding support system of a formwork support frame, which comprises a steel beam 1, a steel beam holding support 2 for supporting the formwork support frame, and a special-shaped limiting assembly for limiting the steel beam holding support 2 on the steel beam 1, wherein the steel beam 1 is made of an i-steel material, the steel beam holding support 2 is made of a # 12 double-channel steel material, the formwork support frame is arranged on the steel beam holding support 2, and the steel beam holding support 2 provides a stable pivot for the formwork support structure for supporting a concrete beam.
Embrace girder steel and support 2 and include 1 extending direction of perpendicular girder steel, locate the support lateral part 21 of 1 upper surface of girder steel, the welding of perpendicular support lateral part 21 is at the support vertical part 22 that supports the lateral part 21 lower surface, and support vertical part 22 free end and the support oblique part 23 that supports 21 tip slant welded enhancement of lateral part and embrace girder steel and support 2 structural strength, support lateral part 21, support vertical part 22 and support oblique part 23 and constitute stable triangle-shaped structure jointly, support lateral part 21 and arrange in on girder steel 1, support vertical part 22 and girder steel top flange 11 and girder steel bottom flange 12 homonymy and contradict, support lateral part 21 upper surface vertical fixation has the spacing reinforcing bar 3 that prevents that beam template formwork from taking place to slide, the steel pipe cover under the beam template formwork takes place on spacing reinforcing bar 3.
Spacing subassembly of dysmorphism includes will embrace girder steel support 2 and girder steel top flange 11 and girder steel bottom flange 12 spacing two first stop member 4 and will embrace girder steel support 2 and girder steel top flange 11 fixed second stop member 5, and first stop member 4 is two openings and supports the C type structure that vertical part 22 set up towards, including last horizontal part 41, vertical part 42 and bottom transverse part 43, is formed by the steel clod wash that thickness is 5 to 10mm, and last horizontal length an: length of vertical part b: the lower transverse portion length c is 1:1:2, the length a of the upper transverse part is 10 to 20mm, the upper transverse parts 41 of the two first limiting members 4 are respectively supported on the lower surfaces of a steel beam upper flange 11 and a steel beam lower flange 12, the open ends of the lower transverse parts 43 of the two first limiting members 4 are fixedly connected with the supporting vertical parts 22, so that the steel beam supporting 2 is vertically limited on the steel beam 1, the second limiting member 5 comprises a first supporting part supported on the bottom surface of the steel beam upper flange 11, a second supporting part supported on the bottom surface of the supporting transverse part 21 and an inclined support 54 connected between the first supporting part and the second supporting part, the second limiting member 5 is formed by cold bending of steel 5 to 10mm in thickness, the first supporting part is a C-shaped structure with the opening facing away from the supporting vertical part 22, the first supporting part comprises a first transverse part 51, the first vertical part 52 and a second transverse part 53, the first transverse part 51, the first transverse part 52 and the second transverse part 53 form a deformation-resistant space, the second supporting part is a third transverse part 55 abutting under the supporting transverse part 21, the inclined support 54 is connected between the second transverse part and the inclined support 55, and the inclined support 55 d is 150: first vertical length e: second lateral length f: third transverse length g is 2:1:2:1.5, be equipped with the limiting plate 6 that is used for spacing girder steel top flange 11 on the second stop component 5, first horizontal portion 51 and support between the horizontal portion 21, third horizontal portion 55 and support are all fixed through split bolt 7 between the horizontal portion 21, limiting plate 6 is located on the first horizontal portion 51 top surface between split bolt 7 and the girder steel top flange 11, limiting plate 6 equals with the length of girder steel top flange 11 to the distance of supporting perpendicular portion 22, limiting plate 6 with support perpendicular portion 22 restrict jointly and embrace the girder steel and support lateral shifting on the girder steel, thereby will embrace girder steel support 2 and fix on girder steel 1.
A construction method of a steel beam-embracing supporting system of a formwork support frame comprises the following steps:
And 2, hoisting the welded steel beam holding support 2 on a steel beam below the concrete beam, so that the support transverse part 21 is erected on the upper surface of the steel beam in a direction perpendicular to the extension line of the steel beam, and the side edge of the support vertical part 22 is abutted against the same side of the steel beam upper flange 11 and the steel beam lower flange 12.
And 3, welding the two manufactured first limiting members 4 on the supporting vertical part 22, so that the upper transverse plates of the two first limiting members 4 are respectively supported on the lower surfaces of the steel beam upper flange 11 and the steel beam lower flange 12.
And 4, mounting two split bolts at preset positions of the supporting transverse part 21, clamping the manufactured second limiting member 5 at the preset positions of the lower surfaces of the supporting transverse part 21 and the steel beam lower flange 12, penetrating the two split bolts through the first transverse part 51 and the third transverse part 55, and respectively attaching and fixing the two split bolts to the lower surfaces of the steel beam lower flange 12 and the supporting transverse part 21 through nuts.
And 5, welding limiting steel bars 3 on the supporting transverse part 21 according to the positions of the formwork supporting frames of the formworks, then inserting the lower ends of the steel pipes for erecting the formwork into the limiting steel bars 3, erecting the formwork for the concrete beam at the positions of the limiting steel bars 3, and completing construction of a steel beam supporting system of the formwork supporting frames.
The steel beam support is arranged on the steel beam, a fulcrum is provided for the formwork support for supporting the concrete structure beam, waste of material cost and labor cost caused by full erection of the beam formwork support with the ground as the fulcrum is avoided, the steel beam support and the steel beam are more stably clasped by arranging the first limiting members on the lower surfaces of the upper flange and the lower flange of the support vertical part and the steel beam and arranging the second limiting members on the upper flange of the support transverse part and the steel beam, so that the steel beam support provides more stable support for the beam formwork support, the limiting steel bars are fixed on the support transverse part, the steel pipe below the beam formwork support is sleeved on the limiting steel bars, the beam formwork support is prevented from sliding on the steel beam support, and the stability of the beam formwork support is further improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a template formwork's girder steel support system of embracing, includes girder steel (1), even interval fixes on girder steel (1) embrace girder steel support (2) and will embrace girder steel support (2) spacing dysmorphism spacing subassembly on girder steel (1), supports template formwork and fixes on embracing girder steel support (2), its characterized in that, embrace girder steel support (2) including perpendicular girder steel (1) extending direction, locate girder steel (1) upper surface support horizontal portion (21), fix support vertical portion (22) that support horizontal portion (21) lower surface, side and girder steel top flange (11) and girder steel bottom flange (12) conflict simultaneously to and oblique connection supports oblique portion (23) between support horizontal portion (21) and support vertical portion (22), dysmorphism spacing subassembly is including setting up supporting vertical portion (22) and girder steel top flange (11), supports two first spacing component (4) between vertical portion (22) and girder steel bottom flange (12) and locate second homogeneous spacing component (5) between support horizontal portion (21) and top flange (11), the second spacing component (5) is fixed at girder steel bottom flange (11) support horizontal portion (11), the girder steel support vertical portion (5) support horizontal portion (11) top flange (5) support horizontal portion (11), the second flange (5) support vertical portion (5) support horizontal portion (11) of girder steel (11) or the girder steel support the flange (5) support horizontal portion (11) bottom flange (11), the first spacing component (5) support horizontal portion (11) support the girder steel (5) support the bottom flange (5) support the girder steel (11) support the first side flange (11) support the girder steel (11) is fixed on the girder steel (11), the girder steel (11) support horizontal portion (5) support horizontal portion (11), the girder steel (11) support the first side flange (5) support the girder steel (11) of supporting the girder steel (11) is fixed The steel beam upper flange (11) far away from the supporting vertical part (22) is clamped at one side, a limiting plate (6) used for limiting the steel beam upper flange (11) is arranged on the second limiting component (5), and a space surrounded by the limiting plate (6), the second limiting component (5) and the first limiting component (4) is a limiting space of the steel beam upper flange (11);
the second limiting component (5) comprises a first supporting part supported on the bottom surface of the steel beam upper flange (11), a second supporting part supported on the bottom surface of the supporting cross part (21) and an inclined support (54) connected between the first supporting part and the second supporting part;
the second limiting member (5) is of an integrally formed structure and is formed by cold-bending steel with the thickness of 5-10mm, the first supporting portion is of a C-shaped structure with an opening back to the supporting vertical portion (22) and comprises a first transverse portion (51), a first vertical portion (52) and a second transverse portion (53), an anti-deformation space is formed by the first transverse portion (51), the first vertical portion (52) and the second transverse portion (53) in a surrounding mode, the second supporting portion is a third transverse portion (55) abutted to the supporting transverse portion (21), and the inclined support (54) is an inclined support plate connected between the second transverse portion (53) and the third transverse portion (55).
2. The steel beam supporting system of the formwork support frame as claimed in claim 1, wherein the first limiting member (4) is a C-shaped structure with an opening facing the vertical supporting part (22), comprises an upper transverse part (41), a vertical part (42) and a lower transverse part (43), and is formed by cold bending steel with the thickness of 5-10mm, and the upper transverse part is long (a): vertical length (b): the lower transverse part length (c) is 1:1:2, the upper transverse length (a) is 30 to 90mm.
3. The steel-holding beam supporting system of the formwork support frame as claimed in claim 1, wherein an included angle between the inclined strut (54) and the second supporting part is 90 to 150 °.
4. A steel-embracing beam support system of a formwork support frame according to claim 1, wherein the first cross length (d): first vertical length (e): second transverse length (f): third transverse length (g) is 2:1:2:1.5.
5. the steel beam holding support system of the formwork support frame as claimed in claim 1, wherein the first transverse portion (51) and the support transverse portion (21) and the third transverse portion (55) and the support transverse portion (21) are fixed through a split bolt (7), and the limiting plate (6) is arranged on the top surface of the first transverse portion (51) between the split bolt (7) and the steel beam upper flange (11).
6. The steel beam supporting system of the formwork support frame of the formwork as claimed in claim 1, wherein the supporting cross part (21) is provided with a limiting steel bar (3) for preventing the beam formwork support frame from slipping, and the limiting steel bar (3) is vertically fixed on the upper surface of the supporting cross part (21).
7. The construction method of the steel beam-embracing supporting system of the formwork support frame according to any one of claims 1~6, comprising the steps of:
step 1, welding a proper number of steel beam holding supports (2) on the ground by using double channel steel according to the specification and the size of the steel beam and the length of the concrete beam;
step 2, hoisting the welded steel beam holding support (2) on a steel beam below the concrete beam, so that a support transverse part (21) is erected on the upper surface of the steel beam in a direction perpendicular to the extension line of the steel beam, and the side edge of a support vertical part (22) is abutted against the same side of a steel beam upper flange (11) and a steel beam lower flange (12);
step 3, welding the two manufactured first limiting members (4) on the supporting vertical part (22), and respectively supporting the upper transverse plates of the two first limiting members (4) on the lower surfaces of the steel beam upper flange (11) and the steel beam lower flange (12);
step 4, installing two split bolts at the preset positions of the supporting transverse part (21), clamping the manufactured second limiting member (5) at the preset positions of the lower surfaces of the supporting transverse part (21) and the steel beam lower flange (12), penetrating the first transverse part (51) and the third transverse part (55) through the two split bolts (7), and respectively attaching and fixing the two split bolts to the lower surfaces of the steel beam lower flange (12) and the supporting transverse part (21) through nuts;
and 5, welding limiting steel bars (3) on the supporting transverse part (21) according to the positions of the formwork supporting frames of the formwork, inserting the lower ends of the steel pipes for erecting the formwork into the limiting steel bars (3), and erecting the formwork on the concrete beam at the positions of the limiting steel bars (3).
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| CN202110856563.0A CN113668850B (en) | 2021-07-28 | 2021-07-28 | Steel beam holding supporting system of formwork support frame and construction method thereof |
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| CN202110856563.0A CN113668850B (en) | 2021-07-28 | 2021-07-28 | Steel beam holding supporting system of formwork support frame and construction method thereof |
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| CN113668850A CN113668850A (en) | 2021-11-19 |
| CN113668850B true CN113668850B (en) | 2022-10-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102418416B (en) * | 2010-09-28 | 2014-10-01 | 杨峰 | Long-slab-span steel beam cast-in-situ floor formwork system |
| CN208502236U (en) * | 2018-06-15 | 2019-02-15 | 桐乡中卓金属构件有限公司 | A kind of edge banding apparatus for concrete floor edge in steel construction |
| CN209686860U (en) * | 2019-01-30 | 2019-11-26 | 河南天丰钢结构建设有限公司 | A kind of floor of steel structure construction top support type exempts from support for shuttering |
| CN110700573A (en) * | 2019-10-11 | 2020-01-17 | 重庆建工建筑产业技术研究院有限公司 | Construction method, device and application of formwork support system adopting steel beam |
| CN213087425U (en) * | 2020-07-17 | 2021-04-30 | 中冶城市投资控股有限公司 | Template reinforcing apparatus and shaped steel concrete beam column template |
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