CN212002169U - Shear force wall eminence concrete structure formwork platform of encorbelmenting - Google Patents
Shear force wall eminence concrete structure formwork platform of encorbelmenting Download PDFInfo
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- CN212002169U CN212002169U CN201922012289.XU CN201922012289U CN212002169U CN 212002169 U CN212002169 U CN 212002169U CN 201922012289 U CN201922012289 U CN 201922012289U CN 212002169 U CN212002169 U CN 212002169U
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- 238000009415 formwork Methods 0.000 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 281
- 239000010959 steel Substances 0.000 claims abstract description 281
- 238000004873 anchoring Methods 0.000 claims description 19
- 210000001503 joint Anatomy 0.000 claims description 11
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 16
- 230000007306 turnover Effects 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 10
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a shear wall high concrete cantilever structure formwork platform, which comprises a triangular inclined strut composed of a main channel steel, a vertical channel steel, a horizontal channel steel and a diagonal channel steel, and an I-shaped steel fixed on the top of a concrete floor, wherein the vertical channel steel and the horizontal channel steel are vertically arranged, and the diagonal channel steel is arranged at a 45-degree included angle between the vertical channel steel and the horizontal channel steel; the utility model discloses easy operation is torn open in construction ann, it is safe convenient, the platform of encorbelmenting uses the form that two parts separately installed, when two parts utilized bolted connection to guarantee its safety and stability, more can adapt to the environment of on-the-spot complicacy, it adopts turnover materials such as the full hall frame construction steel pipe of console mode overstock to have solved the structure of encorbelmenting of building engineering project high altitude concrete, the big problem of high formwork safety risk, and the formwork platform can have enough to meet the need the use, practice thrift in a large number and have enough to meet the need material cost and labour cost, it is showing economy and social, accord with energy-efficient green construction requirement.
Description
Technical Field
The utility model relates to a formwork platform, concretely relates to shear force wall eminence concrete structure formwork platform of encorbelmenting belongs to the construction field.
Background
At present, traditional shear force wall outside high altitude large-span concrete structure formwork of encorbelmenting mainly has: a floor type full formwork support, an independent I-steel cantilever formwork support and the like.
The construction of the cantilever structure can be completed by utilizing the construction structure, but certain disadvantages still exist, most floor type full formwork support frames do not have site erection conditions, and the problems of high erection height, long construction period, overstocked turnover materials such as steel pipes and the like and high formwork support safety risk exist; the independent I-steel cantilever formwork can generate vibration, and the tail end I-steel is large in deformation, so that the quality and the safety of the structure are influenced, and certain influence is brought to practical use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a shear wall high concrete cantilever structure formwork platform, which can solve the problems that most floor type full formwork support frames do not have site erection conditions, the erection height is high, the construction period is long, turnover materials such as steel pipes are overstocked, and the high formwork safety risk is large; the single I-shaped steel cantilever formwork can generate tremble, and the tail end I-shaped steel has large deformation.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a shear force wall eminence concrete structure formwork platform of encorbelmenting, include by main channel-section steel, vertical channel-section steel, the triangle bracing that horizontal channel-section steel and diagonal angle channel-section steel are constituteed and fix the I-steel at concrete floor top, vertical channel-section steel and horizontal channel-section steel are perpendicular setting, 45 contained angle positions between vertical channel-section steel and horizontal channel-section steel are set up to diagonal angle channel-section steel, vertical channel-section steel, horizontal channel-section steel and diagonal angle channel-section steel one end welded fastening of each other, and the one end of vertical channel-section steel and horizontal channel-section steel all with main channel-section steel outside welded fastening, the both ends and vertical channel-section steel of main channel-section steel, a rectangle steel sheet has all been welded to horizontal channel-section steel and the other end of diagonal angle channel-section steel, the bottom welding of I-section steel has two rectangle steel sheets, two rectangle steel sheets of I-section steel Two U-shaped round steel anchoring rings arranged in parallel are anchored between one end of the I-shaped steel and the concrete floor slab, angle steel is arranged at the top of each U-shaped round steel anchoring ring, and two groups of double nuts penetrate through the top of each angle steel and the top of each U-shaped round steel anchoring ring;
the rectangular steel plate side wall welded to the other ends of the diagonal channel steel and the horizontal channel steel is attached to the side wall of the concrete floor, two butt joint steel plates which are arranged from top to bottom are arranged on the other side wall of the concrete floor, the installation positions of the two butt joint steel plates horizontally coincide with the positions of the rectangular steel plates welded to the other ends of the diagonal channel steel and the horizontal channel steel one by one respectively, and wall penetrating bolts are connected between the side walls penetrating through the rectangular steel plates and the butt joint steel plates.
Preferably, the I-steel comprises overhanging section and fixed segment, the fixed segment is anchored with the concrete floor through U-shaped round steel anchoring ring, and the overhanging section runs through the concrete wall and overhangs at one end of the concrete floor.
Preferably, two rectangular steel plates welded to the bottom of the I-shaped steel are arranged at the bottom of the cantilever section of the I-shaped steel, four bolt holes are formed in the bottom of the rectangular steel plate in a rectangular array mode, the four bolt holes are arranged at the positions, close to the two ends, of the bottom of the rectangular steel plate in a two-two mode, and four groups of fixing bolts are meshed to the inner sides of the four bolt holes respectively.
Preferably, a plurality of groups of anti-skidding reinforcing steel bar heads are welded at the top of the overhanging section of the I-shaped steel, and the diameter of each anti-skidding reinforcing steel bar head is 25 mm.
Preferably, the main channel steel is obliquely arranged between the end part of the overhanging section of the I-shaped steel and the side wall of the concrete shear wall.
The utility model has the advantages that:
1. the utility model discloses a main channel-section steel, vertical channel-section steel, horizontal channel-section steel and diagonal angle channel-section steel constitute triangle bracing structure, recycle the I-steel and cooperate the concrete shear force wall to fix, divide into two parts installation, utilize wall bolt and fixing bolt to fix, utilize the welding of rectangle steel sheet to be in the bottom of I-steel and butt joint steel sheet setting at the side of concrete shear force wall, mutually fixed with the rectangle steel sheet of the tip installation of triangle bracing, when guaranteeing whole formwork platform safety and stability, more can adapt to the complicated installation environment of scene complicacy;
2. the cantilever type cantilever structure is characterized in that the cantilever type cantilever structure integrally comprises main channel steel, vertical channel steel, horizontal channel steel, diagonal channel steel and I-shaped steel, a rectangular steel plate is fixed in a welding mode, so that the integral rigidity of a supporting platform is high, the supporting strength is high, the I-shaped steel comprises a fixing section and an overhanging section, the overhanging section is used for mounting the supporting frame of the cantilever structure, the stability is good under the action of a triangular inclined strut, and the elevation of the cantilever structure can be effectively controlled under the condition that the supporting frame is settled and deformed;
3. after the construction process is finished, due to the existence of the bolt holes reserved in advance in the concrete shear wall, the main channel steel, the vertical channel steel, the triangular inclined strut structure formed by the horizontal channel steel and the diagonal channel steel can be integrally taken down by screwing out the wall penetrating bolts and the fixing bolts, the I-shaped steel is fixed through the U-shaped round steel anchoring ring, and then the double nuts are connected through the angle steel for fixing, so that after the double nuts are screwed down, the whole I-shaped steel can be taken out, the problems that the floor type full-frame construction steel pipe and other turnover materials are overstocked in the high-altitude concrete cantilever structure of the construction project, the high formwork safety risk is large are solved, the formwork supporting platform can be used in a turnover mode, a large amount of turnover material cost and labor cost are saved, obvious economic and social benefits are achieved, and the high-efficiency.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is the utility model relates to a shear force wall eminence concrete structure formwork platform's that encorbelments construction drawing.
Fig. 2 is the utility model relates to an installation picture of U type round steel anchor ring in shear force wall eminence concrete cantilever structure formwork platform.
Fig. 3 is the utility model relates to a triangular diagonal brace mounting structure sketch map in shear force wall eminence concrete structure formwork platform of encorbelmenting.
Fig. 4 is the utility model relates to an I-shaped steel installation elevation view in shear force wall eminence concrete structure formwork platform of encorbelmenting.
Fig. 5 is the utility model relates to a I-shaped steel installation plan view in shear force wall eminence concrete structure formwork platform of encorbelmenting.
In the figure: 1. i-shaped steel; 2. a rectangular steel plate; 3. anti-skid reinforcing steel bar heads; 4. main channel steel; 5. vertical channel steel; 6. horizontal channel steel; 7. diagonal channel steel; 8. a U-shaped round steel anchoring ring; 9. double nuts; 10. angle steel; 11. a concrete shear wall; 12. a concrete floor slab; 13. a through-wall bolt; 14. fixing the bolt; 15. and (4) butting steel plates.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, a formwork platform of a concrete cantilever structure at a high position of a shear wall comprises a triangular inclined strut composed of a main channel steel 4, a vertical channel steel 5, a horizontal channel steel 6 and a diagonal channel steel 7, and an i-shaped steel 1 fixed at the top of a concrete floor 12, wherein the vertical channel steel 5 and the horizontal channel steel 6 are vertically arranged, the diagonal channel steel 7 is arranged at an included angle of 45 degrees between the vertical channel steel 5 and the horizontal channel steel 6, one ends of the vertical channel steel 5, the horizontal channel steel 6 and the diagonal channel steel 7 are welded and fixed with each other, one ends of the vertical channel steel 5 and the horizontal channel steel 6 are welded and fixed with the outer side of the main channel steel 4, two ends of the main channel steel 4, the vertical channel steel 5, the horizontal channel steel 6 and the diagonal channel steel 7 are welded with a rectangular steel plate 2, two rectangular steel plates 2 are welded at the bottom of the i-shaped steel 1, the two rectangular steel plates 2 welded at the bottom of the i-shaped steel, four groups of fixing bolts 14 are connected between two rectangular steel plates 2 welded at the bottom of an I-shaped steel 1 and the rectangular steel plates 2 welded at the end parts of a main channel steel 4 and a vertical channel steel 5 respectively, two U-shaped round steel anchoring rings 8 arranged in parallel are anchored between one end of the I-shaped steel 1 and a concrete floor 12, an angle steel 10 is arranged at the top of each U-shaped round steel anchoring ring 8, and two groups of double nuts 9 penetrate through the angle steel 10 and the top of each U-shaped round steel anchoring ring 8;
the other end welded rectangle steel sheet 2 lateral wall laminating of diagonal angle channel-section steel 7 and horizontal channel-section steel 6 is at concrete floor 12's lateral wall, and another lateral wall of concrete floor 12 is provided with two butt joint steel sheet 15 that are setting up from top to bottom, and two butt joint steel sheet 15's mounted position coincide with diagonal angle channel-section steel 7 and horizontal channel-section steel 6's the position one-to-one level of the other end welded rectangle steel sheet 2 respectively, run through all to be connected with between rectangle steel sheet 2 and the lateral wall of butt joint steel sheet 15 and wear wall bolt 13.
The I-steel 1 comprises overhanging section and fixed section, the fixed section is anchored with the concrete floor 12 through U-shaped round steel anchoring ring 8, the overhanging section runs through the concrete wall and overhangs at one end of the concrete floor 12, and the overhanging section is used for fixing the triangular inclined strut and is used for fixing the vertical rod of the overhanging structure formwork.
Two rectangular steel plates 2 welded to the bottom of the I-shaped steel 1 are arranged at the bottom of the overhanging section of the I-shaped steel, four bolt holes are formed in the bottom of the rectangular steel plates 2 in a rectangular array, the four bolt holes are arranged at the bottom of each rectangular steel plate 2 in a pairwise mode and are close to the positions of two ends respectively, and four groups of fixing bolts 14 are meshed to the inner sides of the four bolt holes respectively.
A plurality of groups of anti-skidding reinforcing steel bar heads 3 are welded at the top of the overhanging section of the I-shaped steel 1, the diameter of each anti-skidding reinforcing steel bar head 3 is 25mm, and each anti-skidding reinforcing steel bar head 3 is used for fixing the upright rod of the overhanging structure formwork support frame, so that the formwork support frame can be conveniently installed on the formwork support platform.
The main channel steel 4 is obliquely arranged between the end part of the overhanging section of the I-shaped steel 1 and the side wall of the concrete shear wall 11.
When the formwork supporting platform of the concrete cantilever structure at the high position of a shear wall is used, firstly, the specification of a triangular inclined strut consisting of a main channel steel 4, a vertical channel steel 5, a horizontal channel steel 6 and a diagonal channel steel 7 is formulated according to the specification of an actual concrete shear wall 11 and a concrete floor 12, the vertical channel steel 5, the horizontal channel steel 6 and the diagonal channel steel 7 are mutually welded, the outer walls of the vertical channel steel 5 and the horizontal channel steel 6 are fixedly welded with the main channel steel 4, two groups of U-shaped round steel anchoring rings 8 are installed on the concrete floor 12, bolt holes corresponding to bolt holes formed in a rectangular steel plate 2 welded at the tail ends of the main channel steel 4 and the horizontal channel steel 6 are reserved during the construction of the concrete shear wall 11, after the strength of the concrete shear wall 11 reaches 100 percent, an I-shaped steel 1 is hoisted, the I-shaped steel 1 is hoisted at the top of the concrete floor 12, a fixed section of the I-shaped steel 1 is clamped into the two groups of U-shaped round, after the fixed section of the I-shaped steel 1 is clamped, the clamping length is controlled to be 200mm away from the tail end of the fixed section of the I-shaped steel 1 of a first group of U-shaped round steel anchoring rings 8, 400mm away from the tail end of the fixed section of the I-shaped steel 1 of a second group of U-shaped round steel anchoring rings 8, angle steel 10 is arranged at the tops of the two groups of U-shaped round steel anchoring rings 8, double nuts 9 are adopted to fix the angle steel 10 and the U-shaped round steel anchoring rings 8, a triangular inclined strut consisting of a main channel steel 4, a vertical channel steel 5, a horizontal channel steel 6 and a diagonal channel steel 7 is fixed, the rectangular steel plate 2 welded at the end parts of the main channel steel 4 and the vertical channel steel 5 and the rectangular steel plate 2 welded at the bottom of the overhanging section of the I-shaped steel 1 are fixedly connected through fixing bolts 14, the rectangular steel plate 2 welded at the end parts of the horizontal channel steel 6 and the diagonal channel, and finishing the assembly of the cantilever structure formwork supporting platform.
The utility model discloses a main channel-section steel 4, vertical channel-section steel 5, horizontal channel-section steel 6 and diagonal angle channel-section steel 7 constitute triangle bracing structure, it cooperates concrete shear force wall 11 to fix to recycle I-steel 1, divide into two parts installation, it is fixed to utilize wall bolt 13 and fixing bolt 14, utilize the welding of rectangle steel sheet 2 to be in the bottom of I-steel 1 and butt joint steel sheet 15 sets up at the side of concrete shear force wall 11, it is fixed each other with rectangle steel sheet 2 of the tip installation of triangle bracing, when guaranteeing whole formwork platform safety and stability, can adapt to the complicated installation environment of scene complicacy more; the cantilever type formwork supporting platform is integrally formed by a main channel steel 4, a vertical channel steel 5, a horizontal channel steel 6, a diagonal channel steel 7 and I-steel 1, a rectangular steel plate 2 is fixed in a welding mode, so that the integral rigidity of the formwork supporting platform is large, the supporting strength is high, the I-steel 1 is formed by a fixing section and an overhanging section, the overhanging section is used for installing the cantilever type structure formwork supporting platform, the stability is good under the action of a triangular inclined strut, and the elevation of the cantilever type structure can be effectively controlled under the condition that the formwork supporting platform is deformed due to settlement; after the construction process is finished, due to the existence of the pre-reserved bolt holes in the concrete shear wall 11, the main channel steel 4, the vertical channel steel 5, the triangular inclined strut structure consisting of the horizontal channel steel 6 and the diagonal channel steel 7 can be integrally taken down by screwing out the wall penetrating bolts 13 and the fixing bolts 14, the I-shaped steel 1 is fixed through the U-shaped round steel anchoring ring 8 and then is connected with the double nuts 9 through the angle steel 10 for fixing, after the double nuts 9 are unscrewed, the whole I-shaped steel 1 can be taken out, the problems that turnover materials such as floor type full-framing construction steel pipes are accumulated and pressure is applied to a high-altitude concrete cantilever structure of a construction project, the safety risk of a high formwork is large are solved, the formwork supporting platform can be used in a turnover mode, turnover material cost and labor cost are greatly saved, obvious economic and social benefits are achieved, and efficient, energy-saving and.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A formwork platform of a concrete cantilever structure at a high position of a shear wall is characterized by comprising a main channel steel (4), a vertical channel steel (5), a triangular inclined strut consisting of a horizontal channel steel (6) and a diagonal channel steel (7) and an I-shaped steel (1) fixed at the top of a concrete floor slab (12), wherein the vertical channel steel (5) and the horizontal channel steel (6) are vertically arranged, the diagonal channel steel (7) is arranged at an included angle of 45 degrees between the vertical channel steel (5) and the horizontal channel steel (6), the vertical channel steel (5), the horizontal channel steel (6) and one end of the diagonal channel steel (7) are mutually welded and fixed, one ends of the vertical channel steel (5) and the horizontal channel steel (6) are respectively welded and fixed with the outer side of the main channel steel (4), two ends of the main channel steel (4) and the vertical channel steel (5), a rectangular steel plate (2) is respectively welded at the other ends of the horizontal channel, two rectangular steel plates (2) are welded at the bottom of an I-shaped steel (1), the two rectangular steel plates (2) welded at the bottom of the I-shaped steel (1) are respectively vertically parallel to the positions of the rectangular steel plates (2) welded at the end parts of a main channel steel (4) and a vertical channel steel (5), four groups of fixing bolts (14) are connected between the two rectangular steel plates (2) welded at the bottom of the I-shaped steel (1) and the rectangular steel plates (2) welded at the end parts of the main channel steel (4) and the vertical channel steel (5), two U-shaped round steel anchoring rings (8) arranged in parallel are anchored between one end of the I-shaped steel (1) and a concrete floor (12), angle steel (10) is arranged at the top of each U-shaped round steel anchoring ring (8), and two groups of double nuts (9) penetrate through the top of the angle steel (10) and the U-shaped round steel;
the utility model provides a wall bolt (13) is worn to all be connected with between the lateral wall that runs through rectangle steel sheet (2) and butt joint steel sheet (15) of rectangle steel sheet (2) the other end welding of diagonal angle channel-section steel (7) and horizontal channel-section steel (6) lateral wall laminating in concrete floor (12), another lateral wall of concrete floor (12) is provided with two butt joint steel sheet (15) that set up about being, and the mounted position of two butt joint steel sheet (15) coincides with the position one-by-one level of rectangle steel sheet (2) the other end welding of diagonal angle channel-section steel (7) and horizontal channel-section steel (6) respectively.
2. A shear wall high-altitude concrete overhanging structure formwork platform according to claim 1, wherein the I-shaped steel (1) consists of an overhanging section and a fixed section, the fixed section is anchored with a concrete floor slab (12) through a U-shaped round steel anchoring ring (8), and the overhanging section is overhung at one end of the concrete floor slab (12) through the concrete wall.
3. A shear wall high-rise concrete cantilever structure formwork platform according to claim 2, characterized in that two rectangular steel plates (2) welded to the bottoms of I-shaped steel (1) are arranged at the bottoms of cantilever sections of the I-shaped steel, four bolt holes are formed through the bottoms of the rectangular steel plates (2), the four bolt holes are arranged in a rectangular array in a two-to-two mode at positions close to two ends of the bottoms of the rectangular steel plates (2), and four groups of fixing bolts (14) are meshed to the inner sides of the four bolt holes respectively.
4. A shear wall high-rise concrete cantilever structure formwork platform according to claim 2, wherein a plurality of groups of anti-skid reinforcing steel bar heads (3) are welded on the top of the cantilever section of the I-shaped steel (1), and the diameter of the anti-skid reinforcing steel bar heads (3) is 25 mm.
5. A shear wall elevated concrete cantilever structure formwork platform according to claim 2, wherein the main channel steel (4) is obliquely arranged between the end of the cantilever section of the I-steel (1) and the side wall of the concrete shear wall (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922012289.XU CN212002169U (en) | 2019-11-20 | 2019-11-20 | Shear force wall eminence concrete structure formwork platform of encorbelmenting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922012289.XU CN212002169U (en) | 2019-11-20 | 2019-11-20 | Shear force wall eminence concrete structure formwork platform of encorbelmenting |
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| Publication Number | Publication Date |
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| CN212002169U true CN212002169U (en) | 2020-11-24 |
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| CN201922012289.XU Expired - Fee Related CN212002169U (en) | 2019-11-20 | 2019-11-20 | Shear force wall eminence concrete structure formwork platform of encorbelmenting |
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| CN (1) | CN212002169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952765A (en) * | 2019-11-20 | 2020-04-03 | 中建四局第六建设有限公司 | Formwork supporting platform for shear wall high-altitude concrete cantilever structure and assembling method of formwork supporting platform |
-
2019
- 2019-11-20 CN CN201922012289.XU patent/CN212002169U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952765A (en) * | 2019-11-20 | 2020-04-03 | 中建四局第六建设有限公司 | Formwork supporting platform for shear wall high-altitude concrete cantilever structure and assembling method of formwork supporting platform |
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