CN211817992U - High-altitude overhanging formwork structure - Google Patents
High-altitude overhanging formwork structure Download PDFInfo
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- CN211817992U CN211817992U CN202020019041.6U CN202020019041U CN211817992U CN 211817992 U CN211817992 U CN 211817992U CN 202020019041 U CN202020019041 U CN 202020019041U CN 211817992 U CN211817992 U CN 211817992U
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- steel beam
- cantilever
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- inclined strut
- fixing plate
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- 238000009415 formwork Methods 0.000 title claims abstract description 58
- 230000008093 supporting effect Effects 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 168
- 239000010959 steel Substances 0.000 claims description 168
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 37
- 238000010276 construction Methods 0.000 abstract description 9
- 230000000750 progressive effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a high altitude overhanging high formwork structure, which utilizes a second floor and a third floor below the first floor to support except utilizing a first floor where the formwork support is positioned as a support, and the third floor and the second floor form a progressive diagonal bracing structure, so that the supporting effect is better, the support is more stable, and a higher and heavier formwork support can be borne; thereby effectively reducing the times of constructing the overhanging high formwork in the construction period.
Description
Technical Field
The utility model relates to a construction field especially relates to a high altitude cantilever high formwork structure.
Background
With the rapid development of modern building industry, the building floors of large-scale residential districts are continuously increased. Buildings with tens of floors are everywhere visible. In the construction process of these high buildings, the cantilever high formwork support can help to build a building, but the building process of the cantilever high formwork support is more complicated, and is limited by the structure of the existing formwork support, the volume and the weight of the cantilever high formwork support can be limited, so that the height of the formwork support is very limited, after construction, the formwork support needs to be lifted up to a certain floor for building again, and the cantilever formwork support needs to be built for many times during the whole construction period, which is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a high altitude is encorbelmented and is propped up formwork structure can solve current high formwork structure of encorbelmenting to a certain extent at least and can not bear too high, too heavy formwork support to the problem that the formwork support of encorbelmenting need be built many times during the construction.
The technical scheme of the utility model is realized like this:
the utility model provides a high formwork structure of encorbelmenting in high altitude, includes:
the formwork support is fixed in the air by a plurality of first cantilever steel beams; the first cantilever steel beam comprises a fixed section fixed on the first floor slab and a cantilever section extending out of the air, and the formwork support is arranged on the cantilever section of the first cantilever steel beam;
the first supporting mechanism comprises a plurality of second cantilever steel beams arranged on a second floor plate of a lower layer of the first floor plate, each second cantilever steel beam comprises a fixed section fixed on the second floor plate and a cantilever section extending out of the air, and the length of the cantilever section of each second cantilever steel beam is half of that of the cantilever section of the first cantilever steel beam; the tail end of the second cantilever steel beam supports the bottom of the tail end of the first cantilever steel beam through a first inclined strut steel beam;
the second supporting mechanism comprises a second inclined strut steel beam, one end of the second inclined strut steel beam is fixed to the third floor edge of the second floor lower layer, and the other end of the second inclined strut steel beam supports the bottom of the tail end of the second cantilever steel beam.
As a further alternative of the high-altitude overhanging high formwork structure, a plurality of first inclined strut steel beams are arranged in parallel at equal intervals, and a first reinforcing steel beam is arranged between every two adjacent first inclined strut steel beams; the first reinforcing steel beam is obliquely arranged, one end of the first reinforcing steel beam is connected with the upper part of one first inclined strut steel beam, and the other end of the first reinforcing steel beam is connected with the lower part of the other first inclined strut steel beam; the two adjacent first reinforced steel beams are symmetrical in position.
As a further alternative of the high-altitude overhanging high formwork structure, a plurality of second inclined strut steel beams are arranged in parallel at equal intervals, and a second reinforcing steel beam is arranged between every two adjacent second inclined strut steel beams; the second reinforcing steel beam is obliquely arranged, one end of the second reinforcing steel beam is connected with the upper part of one second inclined strut steel beam, and the other end of the second reinforcing steel beam is connected with the lower part of the other second inclined strut steel beam; two adjacent second reinforcing steel beams are symmetrically arranged; the second reinforced steel beam is symmetrically arranged with the first reinforced steel beam adjacent to the second reinforced steel beam.
As a further alternative of the high-altitude overhanging high formwork structure, the first overhanging steel beam and the second overhanging steel beam are identical in structure, and the first reinforcing steel beam and the second reinforcing steel beam are identical in structure.
As a further alternative of the high-altitude overhanging high formwork structure, the upper ends of the first inclined strut steel beam and the second inclined strut steel beam are respectively provided with a supporting and fixing plate, the lower ends of the first inclined strut steel beam and the second inclined strut steel beam are respectively provided with a longitudinal fixing plate and a transverse fixing plate, and the longitudinal fixing plate and the transverse fixing plate are mutually perpendicular; and mounting holes are formed in the supporting and fixing plate, the transverse fixing plate and the longitudinal fixing plate.
As a further alternative of the high-altitude cantilever high formwork structure, the longitudinal fixing plate on the first inclined support steel beam abuts against the tail end of the second cantilever steel beam and the side face of the supporting fixing plate on the second inclined support steel beam.
As a further alternative of the high-altitude overhanging high formwork structure, the transverse fixing plate on the second inclined strut steel beam is fixed on the upper surface of the edge of the third floor slab, and the longitudinal fixing plate on the second inclined strut steel beam is fixed on the side surface of the edge of the third floor slab.
As a further alternative of the high-altitude cantilever high formwork structure, cross beams are arranged among the first cantilever steel beams, and cross beams are also arranged among the second cantilever steel beams.
As a further alternative of the high-altitude overhanging high-formwork structure, a support frame is arranged on the fixed section of the first overhanging steel beam, an adjustable jacking is arranged above the support frame, and the adjustable jacking abuts against the bottom of a fourth floor slab on the upper layer of the first floor slab; the fourth floor is provided with a diagonal steel wire rope, one end of the diagonal steel wire rope is fixed to the fourth floor, and the other end of the diagonal steel wire rope is fixed to the overhanging section of the first overhanging steel beam; the supporting frame is also arranged on the fixed section of the second cantilever steel beam, and the adjustable jacking above the supporting frame is abutted against the bottom of the first floor slab.
As a further alternative of the high-altitude overhanging high-formwork structure, the fixing section of the first overhanging steel beam is fixed on a first floor slab through an embedded part; the fixed section of the second cantilever steel beam is further fixed on the second floor slab through an embedded part.
The beneficial effects of the utility model are that: the first floor where the formwork support is located is used as a support, the second floor and the third floor below the first floor are used for supporting, and the third floor and the second floor form a progressive inclined support structure, so that the support effect is better, the support is more stable, and a higher and heavier formwork support can be borne; thereby effectively reducing the times of constructing the overhanging high formwork in the construction period.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a high-altitude overhanging high formwork structure of the utility model;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic view of the first and second bracing beams in combination;
fig. 4 is a schematic structural view of the first/second bracing steel beams;
fig. 5 is an enlarged view showing the combination of the first and second diagonal beam.
In the figure: 1. a mould frame is supported; 2. a first cantilever steel beam; 3. a second cantilever steel beam; 4a, a first inclined strut steel beam; 4b, a second inclined strut steel beam; 41. a support fixing plate; 42. a transverse fixing plate; 43. a longitudinal fixing plate; 5a, a first reinforced steel beam; 5b, a second reinforced steel beam; 6. a cross beam; 7. a support frame; 71. the adjustable jacking is carried out; 100. a first floor slab; 200. a second floor slab; 300. a third floor slab; 400. a fourth floor slab; 401. and (4) a cable-stayed steel wire rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-5, there is shown a high altitude overhanging elevated formwork structure comprising:
the formwork support device comprises a formwork support 1, wherein the formwork support 1 is fixed in the air through a plurality of first cantilever steel beams 2; the first cantilever steel beam 2 comprises a fixed section fixed on the first floor 100 and a cantilever section extending out of the half-hollow space, and the formwork support 1 is arranged on the cantilever section of the first cantilever steel beam 2;
the first supporting mechanism comprises a plurality of second cantilever steel beams 3 arranged on a second floor slab 200 on the lower layer of the first floor slab 100, each second cantilever steel beam 3 comprises a fixed section fixed on the second floor slab 200 and a cantilever section extending out of the air, and the length of the cantilever section of each second cantilever steel beam 3 is half of that of the cantilever section of the first cantilever steel beam 2; the bottom of the tail end of the first cantilever steel beam 2 is supported by the tail end of the second cantilever steel beam 3 through a first inclined strut steel beam 4 a;
the second supporting mechanism comprises a second inclined strut steel beam 4b, one end of the second inclined strut steel beam 4b is fixed at the edge of the third floor slab 300 on the lower layer of the second floor slab 200, and the other end of the second inclined strut steel beam supports the bottom of the tail end of the second cantilever steel beam 3.
Specifically, the second diagonal-bracing steel beam 4b takes the third floor 300 as a stress point to support the second cantilever steel beam 3; the first inclined support steel beam 4a takes the second cantilever steel beam 3 as a stress point to support the first cantilever steel beam 2, and the cantilever steel beam supports the formwork support 1; the second cantilever steel beam 3 is the second floor slab 200 and the second inclined strut steel beam 4b is the stress point, the first cantilever steel beam 2 is the first floor slab 100 and the first inclined strut steel beam 4a is the stress point, so that the layers are advanced, and the first floor slab 100, the second floor slab 200 and the third floor slab 300 support the formwork support 1. Thus, in addition to using the first floor 100 where the formwork support 1 is located as a support, the second floor 200 and the third floor 300 below the first floor 100 are also used for supporting, and the third floor 300 and the second floor 200 form a progressive inclined strut structure, so that the supporting effect is better, the support is more stable, and the formwork support 1 with higher height and heavier weight can be borne; thereby effectively reducing the times of constructing the overhanging high formwork in the construction period.
Wherein, according to the construction specification, the length of the fixed section of the first cantilever steel beam 2 and the second cantilever steel beam 3 is at least 1.25 times larger than the length of the cantilever section.
In the above scheme, referring to fig. 1, a support frame 7 is arranged on the fixed section of the first cantilever steel beam 2, an adjustable jacking 71 is arranged above the support frame 7, and the adjustable jacking 71 abuts against the bottom of the fourth floor 400 on the upper floor of the first floor 100; the fourth floor slab 400 is provided with a diagonal steel wire rope 401, one end of the diagonal steel wire rope 401 is fixed to the fourth floor slab 400, and the other end of the diagonal steel wire rope 401 is fixed to the overhanging section of the first overhanging steel beam 2; the support frame 7 is also arranged on the fixed section of the second cantilever steel beam 3, and the adjustable jacking 71 above the support frame 7 is propped against the bottom of the first floor 100. Thus, the fourth floor 400 can also provide a supporting function for the formwork support 1. In order to ensure that the first cantilever steel beam 2 and the second cantilever steel beam 3 are stable enough, the fixed section of the first cantilever steel beam 2 is further fixed on the first floor slab 100 through an embedded part; the fixed section of the second cantilever steel beam 3 is further fixed on the second floor slab 200 through an embedded part.
In some specific embodiments, referring to fig. 2 and 3, in order to make the supporting structure under the formwork support 1 more stable, a plurality of first diagonal-bracing steel beams 4a are arranged in parallel at equal intervals, and a first reinforcing steel beam 5a is arranged between adjacent first diagonal-bracing steel beams 4 a; the first reinforcing steel beam 5a is obliquely arranged, one end of the first reinforcing steel beam is connected with the upper part of one first inclined supporting steel beam 4a, and the other end of the first reinforcing steel beam is connected with the lower part of the other first inclined supporting steel beam 4 a; the two adjacent first reinforcing steel beams 5a are symmetrical in position. In addition, a plurality of second inclined strut steel beams 4b are arranged in parallel at equal intervals, and a second reinforcing steel beam 5b is arranged between the adjacent second inclined strut steel beams 4 b; the second reinforcing steel beam 5b is obliquely arranged, one end of the second reinforcing steel beam is connected with the upper part of one second inclined supporting steel beam 4b, and the other end of the second reinforcing steel beam is connected with the lower part of the other second inclined supporting steel beam 4 b; two adjacent second reinforcing steel beams 5b are symmetrically arranged; the second reinforcing steel beam 5b is symmetrically arranged with the first reinforcing steel beam 5a adjacent to the second reinforcing steel beam 5 b. In other words, the first inclined strut steel beam 4a and the second inclined strut steel beam 4b have more connection relations, so that the first inclined strut steel beam and the second inclined strut steel beam can bear loads in multiple directions, and the structure is more stable.
It should be noted that the first cantilever steel beam 2 and the second cantilever steel beam 3 have the same structure, and the first reinforcing steel beam 5a and the second reinforcing steel beam 5b have the same structure. The difference in names thereof is distinguished only for convenience of description.
In some specific embodiments, referring to fig. 4, the first and second steel bracing beams 4a and 4b are each provided with a support fixing plate 41 at an upper end thereof and a longitudinal fixing plate 43 and a transverse fixing plate 42 at a lower end thereof, and the longitudinal fixing plate 43 and the transverse fixing plate 42 are perpendicular to each other; the supporting and fixing plate 41, the transverse fixing plate 42 and the longitudinal fixing plate 43 are all provided with mounting holes. Specifically, the support fixing plate 41 of the first inclined strut steel beam 4a may be connected to the bottom of the end of the first cantilever steel beam 2 by a member such as a bolt, and the transverse fixing plate 42 of the first inclined strut steel beam 4a may be connected to the top of the end of the second cantilever steel beam 3 by a member such as a bolt; while the supporting and fixing plate 41 of the second inclined strut steel beam 4b may be connected to the bottom of the end of the second cantilever steel beam 3 by means of bolts or the like, referring to fig. 1, the transverse fixing plate 42 of the second inclined strut steel beam 4b may be connected to the upper surface of the edge of the third floor panel 300 by means of bolts or the like, and the longitudinal fixing plate 43 of the second inclined strut steel beam 4b is fixed to the side surface of the edge of the third floor panel 300.
In some embodiments, in order to enhance the stability of the structure, referring to fig. 5, the longitudinal fixing plate 43 on the first inclined strut steel beam 4a abuts against the end of the second cantilever steel beam 3 and the side of the support fixing plate 41 on the second inclined strut steel beam 4 b; the second cantilever steel beam 3 and the second inclined strut steel beam 4b can bear force together better; in addition, refer to fig. 2, be equipped with crossbeam 6 between a plurality of first girder steel 2 of encorbelmenting, also be equipped with crossbeam 6 between a plurality of second girder steel 3 of encorbelmenting, crossbeam 6 can effectively increase first girder steel 2 of encorbelmenting with girder steel 3's lateral stability is encorbelmented to the second, the crossbeam can use the Q235 material.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a high formwork structure of encorbelmenting in high altitude which characterized in that includes:
the formwork support is fixed in the air by a plurality of first cantilever steel beams; the first cantilever steel beam comprises a fixed section fixed on the first floor slab and a cantilever section extending out of the air, and the formwork support is arranged on the cantilever section of the first cantilever steel beam;
the first supporting mechanism comprises a plurality of second cantilever steel beams arranged on a second floor plate of a lower layer of the first floor plate, each second cantilever steel beam comprises a fixed section fixed on the second floor plate and a cantilever section extending out of the air, and the length of the cantilever section of each second cantilever steel beam is half of that of the cantilever section of the first cantilever steel beam; the tail end of the second cantilever steel beam supports the bottom of the tail end of the first cantilever steel beam through a first inclined strut steel beam;
the second supporting mechanism comprises a second inclined strut steel beam, one end of the second inclined strut steel beam is fixed to the third floor edge of the second floor lower layer, and the other end of the second inclined strut steel beam supports the bottom of the tail end of the second cantilever steel beam.
2. The high-altitude overhanging high formwork structure according to claim 1, wherein a plurality of first inclined supporting steel beams are arranged in parallel at equal intervals, and a first reinforcing steel beam is arranged between the adjacent first inclined supporting steel beams; the first reinforcing steel beam is obliquely arranged, one end of the first reinforcing steel beam is connected with the upper part of one first inclined strut steel beam, and the other end of the first reinforcing steel beam is connected with the lower part of the other first inclined strut steel beam; the two adjacent first reinforced steel beams are symmetrical in position.
3. The high-altitude overhanging high-formwork structure according to claim 2, wherein a plurality of second inclined strut steel beams are arranged in parallel at equal intervals, and a second reinforcing steel beam is arranged between the adjacent second inclined strut steel beams; the second reinforcing steel beam is obliquely arranged, one end of the second reinforcing steel beam is connected with the upper part of one second inclined strut steel beam, and the other end of the second reinforcing steel beam is connected with the lower part of the other second inclined strut steel beam; two adjacent second reinforcing steel beams are symmetrically arranged; the second reinforced steel beam is symmetrically arranged with the first reinforced steel beam adjacent to the second reinforced steel beam.
4. The high altitude cantilever high formwork structure of claim 3, wherein the first cantilever steel beam and the second cantilever steel beam are identical in structure, and the first reinforcing steel beam and the second reinforcing steel beam are identical in structure.
5. The high altitude overhanging high formwork structure according to claim 4, wherein the first inclined bracing steel beam and the second inclined bracing steel beam are respectively provided with a supporting and fixing plate at the upper end and a longitudinal fixing plate and a transverse fixing plate at the lower end, and the longitudinal fixing plate and the transverse fixing plate are perpendicular to each other; and mounting holes are formed in the supporting and fixing plate, the transverse fixing plate and the longitudinal fixing plate.
6. The high altitude cantilever high formwork structure of claim 5, wherein the longitudinal fixing plate on the first inclined strut steel beam is abutted against the tail end of the second cantilever steel beam and the side surface of the supporting and fixing plate on the second inclined strut steel beam.
7. The high altitude overhanging high formwork structure of claim 6, wherein the transverse fixing plate on the second inclined strut steel beam is fixed on the upper surface of the edge of the third floor slab, and the longitudinal fixing plate on the second inclined strut steel beam is fixed on the side surface of the edge of the third floor slab.
8. The high altitude cantilever high formwork structure according to claim 7, wherein, a plurality of beams are arranged between the first cantilever steel beams, and a plurality of beams are also arranged between the second cantilever steel beams.
9. The high-altitude overhanging high-formwork structure according to claim 1, wherein a support frame is arranged on the fixed section of the first overhanging steel beam, an adjustable jacking is arranged above the support frame, and the adjustable jacking abuts against the bottom of a fourth floor slab on the upper layer of the first floor slab; the fourth floor is provided with a diagonal steel wire rope, one end of the diagonal steel wire rope is fixed to the fourth floor, and the other end of the diagonal steel wire rope is fixed to the overhanging section of the first overhanging steel beam; the supporting frame is also arranged on the fixed section of the second cantilever steel beam, and the adjustable jacking above the supporting frame is abutted against the bottom of the first floor slab.
10. The high-altitude overhanging high-formwork structure as claimed in claim 9, wherein the fixing section of the first overhanging steel beam is further fixed on the first floor slab through an embedded part; the fixed section of the second cantilever steel beam is further fixed on the second floor slab through an embedded part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019041.6U CN211817992U (en) | 2020-01-06 | 2020-01-06 | High-altitude overhanging formwork structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019041.6U CN211817992U (en) | 2020-01-06 | 2020-01-06 | High-altitude overhanging formwork structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211817992U true CN211817992U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020019041.6U Expired - Fee Related CN211817992U (en) | 2020-01-06 | 2020-01-06 | High-altitude overhanging formwork structure |
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| Country | Link |
|---|---|
| CN (1) | CN211817992U (en) |
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2020
- 2020-01-06 CN CN202020019041.6U patent/CN211817992U/en not_active Expired - Fee Related
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