CN218405980U - Template-free supporting and reinforcing structure for steel frame composite floor slab - Google Patents
Template-free supporting and reinforcing structure for steel frame composite floor slab Download PDFInfo
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- CN218405980U CN218405980U CN202221642665.9U CN202221642665U CN218405980U CN 218405980 U CN218405980 U CN 218405980U CN 202221642665 U CN202221642665 U CN 202221642665U CN 218405980 U CN218405980 U CN 218405980U
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Abstract
The utility model discloses a template-free supporting and reinforcing structure of a steel frame composite floor slab, which comprises an I-shaped steel beam, a fixed steel pipe, a top support, a wood beam, a U-shaped fixing piece, a structural steel beam and a profiled steel sheet; u-shaped fixing pieces are fixed at two ends of the I-shaped steel beam and are tightly fixed on flange plates of the structural steel beam through bolts; the I-shaped steel beam is fixed with a fixed steel pipe which is vertically arranged and has an opening at the upper end, the top support is inserted on the fixed steel pipe, the upper end of the top support is supported with a wood purlin, and a compression steel plate is arranged on the wood purlin. The utility model discloses a reinforced structure, simple structure and reasonable in design, low cost, adaptability is good, but reuse, economic nature is good, and is easy and simple to handle, and the efficiency of construction is high, has application prospect.
Description
Technical Field
The utility model relates to a steel construction composite floor construction technical field relates to a composite floor supports reinforcing system, in particular to steel frame composite floor exempts from template support reinforced structure.
Background
Because the prefabricated building has the characteristics of high construction efficiency and adaptability to the current requirements of industrial production, more and more industrial and civil buildings such as scientific research plants and office buildings adopt steel structure frame systems, and the structure systems mainly comprise steel columns, steel beams and composite floor slabs. The composite floor system generally comprises profiled steel sheets, finished truss steel bars, field binding steel bars and cast-in-place concrete. After the profiled steel sheet and the truss steel bars are connected and fixed with the steel beam, the profiled steel sheet and the truss steel bars can be used as a bottom template for subsequent floor slab steel bar binding and concrete pouring so as to replace a traditional cast-in-place floor slab template supporting system.
Due to the requirements of construction safety, deformation control and the like, when bottom support reinforcement is needed to be adopted for the composite floor slab, a traditional template support frame system is adopted, and vertical supports and horizontal rods are needed to be arranged on the lower layer structure of the floor slab to be constructed, so that a space support system is formed. When the composite floor slab has the difficulties of large span, overlarge local load of the structure, overlarge construction load and the like, the existing structure bottom die system consisting of the profiled steel plate and the truss steel bars cannot meet the requirements of construction safety and construction deformation control. In addition, for overhanging parts and ultrahigh formwork supporting areas, the traditional formwork support frame system also has the defects of large material consumption, large manual consumption and poor structural stability.
Therefore, the development of the composite floor slab supporting and reinforcing structure which has the advantages of small material consumption, less needed labor, good structural stability, small self deformation and good safety has practical significance.
SUMMERY OF THE UTILITY MODEL
Because prior art has above-mentioned defect, the utility model provides a composite floor supports reinforced structure that the material quantity is little, required manual work is few, structural stability is good, self deformation volume is little and the security is good.
In order to achieve the above object, the present invention provides the following technical solutions:
a template-free supporting and reinforcing structure of a steel frame composite floor slab comprises an I-shaped steel beam, a fixed steel pipe, a top support, a wood beam, a U-shaped fixed part, a structural steel beam and a profiled steel plate;
u-shaped fixing pieces are fixed at two ends of the I-shaped steel beam and are tightly fixed on flange plates of the structural steel beam through bolts;
the I-shaped steel beam is fixed with a fixed steel pipe which is vertically arranged and has an opening at the upper end, the top support is inserted on the fixed steel pipe, the upper end of the top support bears a wood beam, and a compression steel plate is arranged on the wood beam.
The load transfer process of each part of the template-free supporting and reinforcing structure of the steel frame composite floor slab is as follows: the beam of the I-shaped steel → the structural steel beam, wherein the beam of the I-shaped steel is the most important part of the support system, has sufficient rigidity and strength, can bear the load transferred from the upper part, and has small self deformation and good safety.
The utility model discloses a template support reinforced structure is exempted from to steel frame composite floor, the structure is comparatively simple and reasonable in design, and atress structural design is reasonable, and each parts is the on-the-spot easily available material above, low cost, and the top holds in the palm can adjust the height as required, and adaptability is good, and overall structure uses the material few, simple to operate, and the efficiency of construction is high, has application prospect.
As a preferable technical scheme:
according to the template-free supporting and reinforcing structure for the steel frame composite floor slab, the I-shaped steel beam is perpendicular to the structural steel beam, the fixed steel pipe is perpendicular to the I-shaped steel beam, the wood beam is parallel to the structural steel beam, and the profiled steel plate is parallel to the I-shaped steel beam. When the length of the I-shaped steel beam is larger than the span size of the structural steel beam, the I-shaped steel beam can be horizontally and obliquely placed on the structural steel beam, the applicable conditions of the I-shaped steel beam are expanded, and only one feasible technical scheme is provided.
According to the template-free supporting and reinforcing structure for the steel frame composite floor slab, the floor slab to be cast is paved on the profiled steel sheet, and a prefabricated floor slab can be paved.
According to the template-free supporting and reinforcing structure for the steel frame composite floor slab, the I-shaped steel beam is provided with the plurality of fixed steel pipes which are arranged at equal intervals, and the fixed steel pipes are welded with the I-shaped steel beam.
The template-free supporting and reinforcing structure for the steel frame composite floor slab comprises a jacking screw rod, a jacking adjusting handle and a jacking bracket;
one end of the jacking lead screw is inserted into the fixed steel pipe, the other end of the jacking lead screw is fixed with a jacking bracket for bearing a wood beam, a jacking adjusting handle is connected to the jacking lead screw in a threaded manner and is clamped on the fixed steel pipe, and the height of the jacking bracket can be adjusted by adjusting the jacking adjusting handle.
According to the template-free supporting and reinforcing structure for the steel frame composite floor slab, the length of the jacking screw rod inserted into the fixed steel pipe is not less than 150mm.
The template-free supporting and reinforcing structure for the steel frame composite floor slab comprises a U-shaped fixing piece, a flange plate of a structural steel beam is located between two opposite sides of the U-shaped plate, one side of the U-shaped plate is provided with a screw hole matched with a bolt, the bolt is in threaded connection with the screw hole, and the U-shaped plate is fixed with the structural steel beam through the bolt.
According to the template-free supporting and reinforcing structure for the steel frame composite floor slab, the steel I-beam is welded with the U-shaped fixing piece or the steel I-beam and the U-shaped fixing piece are provided with the inserting structures matched with each other, the fixing form of the steel I-beam and the U-shaped fixing piece is not limited to the above, and a person skilled in the art can select a proper fixing form according to actual needs.
The above technical solutions are only a feasible technical solution of the present invention, the protection scope of the present invention is not limited thereto, and those skilled in the art can reasonably adjust the specific design according to the actual needs.
Above-mentioned utility model has following advantage or beneficial effect:
(1) The template-free supporting and reinforcing structure of the steel frame composite floor slab has the advantages of simple structure, reasonable design and reasonable design of the stress structure;
(2) The template-free supporting and reinforcing structure of the steel frame composite floor slab of the utility model has the advantages that all the parts are made of materials which are easily available on site, and the cost is low;
(3) The template-free supporting and reinforcing structure of the steel frame composite floor slab of the utility model has the advantages that the height of the jacking can be adjusted according to the needs, and the adaptability is good;
(4) The utility model discloses a template support reinforced structure is exempted from to steel frame composite floor slab can have enough to meet the need the use many times, can disassemble after final completion, and parts after disassembling can continue to be used for other positions on the spot, and economic nature is good, and is easy and simple to handle, and on-the-spot processing operation is less, and each part all can be prefabricated in the mill, can accomplish fast at the construction site quick installation and exempt from setting up of template support reinforced structure of steel frame composite floor slab, and the efficiency of construction is high, has application prospect.
Drawings
The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is a three-dimensional schematic view of the formwork-free supporting and reinforcing structure of the steel frame composite floor slab of the present invention;
fig. 2 and 3 are a plan view and a front elevation view of the formwork-free supporting and reinforcing structure of the steel frame composite floor slab of the present invention, respectively;
FIG. 4 is an elevation and plan view of a U-shaped fastener element;
FIG. 5 is an elevation view of the jacking inserted in the fixed steel pipe;
reference numbers in the figures: 1. a structural steel beam; 2. profiled steel sheets; 3. waiting to cast a floor slab; 4. an I-beam; 5. fixing the steel pipe; 6. jacking; 61. jacking the screw rod; 62. jacking and supporting the adjusting handle; 63. a jacking bracket; 7. welding; 8. wood purlin; 9. a U-shaped fixing member; 10. and (4) bolts.
Detailed Description
The structure of the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Example 1
A template-free supporting and reinforcing structure of a steel frame composite floor slab is shown in figures 1-3 and comprises an I-shaped steel beam 4, a fixed steel pipe 5, a top support 6, a wood purlin 8, a U-shaped fixing piece 9 shown in figure 4, a structural steel beam 1 and a profiled steel sheet 2;
the two ends of the I-shaped steel beam 4 are fixedly welded with U-shaped fixing pieces 9 (U-shaped plates), the U-shaped fixing pieces 9 are tightly fixed on flange plates of the structural steel beam 1 through bolts (the I-shaped steel beam 4 is perpendicular to the structural steel beam 1), specifically, the flange plates of the structural steel beam 1 are positioned between two opposite sides of the U-shaped plates, one side of each U-shaped plate is provided with a screw hole matched with a bolt 10, the bolts 10 are in threaded connection with the screw holes, and the U-shaped plates are fixed with the structural steel beam 1 through the bolts 10;
the I-shaped steel beam 4 is welded and fixed with a plurality of fixed steel pipes 5 (the fixed steel pipes 5 are perpendicular to the I-shaped steel beam 4) which are vertically arranged and are arranged at equal intervals, the upper end of each fixed steel pipe 5 is provided with an opening, the top support 6 is inserted on the corresponding fixed steel pipe 5 (the top support 6 is shown in figure 5 and comprises a top support screw rod 61, a top support adjusting handle 62 and a top support bracket 63, one end of the top support screw rod 61 is inserted in the corresponding fixed steel pipe 5 (the length of the top support screw rod 61 inserted in the corresponding fixed steel pipe 5 is not less than 150 mm), the other end of the top support screw rod is fixed with the top support bracket 63 used for supporting the wood purlin 8, the top support screw rod 61 is in threaded connection with the top support adjusting handle 62, the top support adjusting handle 62 is clamped on the corresponding fixed steel pipe 5, the upper end of the top support 6 is provided with a wood purlin 8 parallel to the structural steel beam 4, a profiled steel plate 2 parallel to the I-shaped steel beam 4 is arranged on the wood purlin 8, and a floor slab 3 to be poured is paved on the profiled steel plate 2.
The construction method of the template-free supporting and reinforcing structure of the steel frame composite floor slab comprises the following steps:
s1, processing an I-shaped steel beam, a wood purlin and a profiled steel sheet according to the span size of the floor slab;
s2, welding the fixed steel pipe and the I-shaped steel beam;
s3, according to the length of the I-shaped steel beam, after the fixing part of the I-shaped steel beam is marked on the lower flange plate of the structural steel beam, fixing the U-shaped fixing piece on the lower flange plate of the structural steel beam by using a bolt;
s4, fixing the member welded in the S2 on the U-shaped fixing piece, and enabling the fixing steel pipe to be located above the I-shaped steel beam;
s5, inserting a jacking screw rod of a jacking into the fixed steel pipe, and adjusting the position of a jacking adjusting handle on the jacking screw rod to adjust the height of a jacking bracket;
s6, paving a wood balk on a jacking bracket of the jacking;
s7, paving a compression-molded steel plate on the wood balk;
and S8, pouring a floor slab on the profiled steel sheet.
Example 2
The template-free supporting and reinforcing structure of the steel frame composite floor slab is basically the same as that of the embodiment 1, but is different in that insertion structures matched with each other are arranged on the I-shaped steel beam and the U-shaped fixing piece, and the I-shaped steel beam and the U-shaped fixing piece are fixed through the insertion structures (such as a steel pipe and a steel bar matched with the steel pipe).
Example 3
The utility model provides a template support reinforced structure is exempted from to steel frame composite floor, is the same basically with embodiment 1 structure, and the difference lies in, I-steel roof beam and structural steel roof beam are not perpendicular.
Through verification, the template-free supporting and reinforcing structure of the steel frame composite floor slab has the advantages of simple structure, reasonable design and reasonable design of the stress structure; all the components are easy to obtain on site, so that the cost is low; the height of the jacking can be adjusted according to needs, and the adaptability is good; the template-free supporting and reinforcing structure can be repeatedly used, can be disassembled after final completion, can be continuously used for other parts on site after disassembly, is good in economy, simple and convenient to operate, less in site machining operation, capable of being prefabricated in factories, capable of being quickly installed on a construction site to quickly complete erection of the template-free supporting and reinforcing structure of the steel frame composite floor slab, high in construction efficiency and wide in application prospect.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described herein in detail. Such variations do not affect the essence of the present invention, and are not described herein.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (8)
1. The utility model provides a template support reinforced structure is exempted from to steel frame composite floor which characterized in that: the steel beam compression device comprises an I-shaped steel beam, a fixed steel pipe, a top support, a wood beam, a U-shaped fixing piece, a structural steel beam and a profiled steel plate;
u-shaped fixing pieces are fixed at two ends of the I-shaped steel beam and are tightly fixed on flange plates of the structural steel beam through bolts;
the I-shaped steel beam is fixed with a fixed steel pipe which is vertically arranged and has an opening at the upper end, the top support is inserted on the fixed steel pipe, the upper end of the top support bears a wood beam, and a compression steel plate is arranged on the wood beam.
2. The formwork-free supporting and reinforcing structure for the steel-frame composite floor slab as claimed in claim 1, wherein the steel i-beam is perpendicular to the structural steel beam, the steel fixing tube is perpendicular to the steel i-beam, the wood purlin is parallel to the structural steel beam, and the profiled steel sheet is parallel to the steel i-beam.
3. The formwork-free supporting and reinforcing structure for the steel-framed composite floor slab as claimed in claim 1, wherein the profiled steel sheet is laid with the floor slab to be poured.
4. The formwork-free supporting and reinforcing structure for the steel-frame composite floor slab as claimed in claim 1, wherein a plurality of fixing steel pipes are arranged on the i-shaped steel beam at equal intervals and welded with the i-shaped steel beam.
5. The formwork-free supporting and reinforcing structure for the steel-frame composite floor slab as claimed in claim 1, wherein the jacking comprises a jacking lead screw, a jacking adjusting handle and a jacking bracket;
one end of the jacking lead screw is inserted into the fixed steel pipe, a jacking bracket for supporting a wood purlin is fixed at the other end of the jacking lead screw, and a jacking adjusting handle is connected to the jacking lead screw in a threaded manner and is clamped on the fixed steel pipe.
6. The formwork-free supporting and reinforcing structure for the steel-frame composite floor slab as claimed in claim 5, wherein the length of the jacking lead screw inserted into the fixed steel pipe is not less than 150mm.
7. The formwork-free supporting and reinforcing structure for the steel-framed composite floor slab as claimed in claim 1, wherein the U-shaped fixing member is a U-shaped plate, the flange plate of the structural steel beam is located between two opposite sides of the U-shaped plate, and one side of the U-shaped plate is provided with a screw hole matched with the bolt, the bolt is in threaded connection with the screw hole, and the U-shaped plate and the structural steel beam are fixed through the bolt.
8. The formwork-free supporting and reinforcing structure for the steel-frame composite floor slab as claimed in claim 1, wherein the i-shaped steel beam is welded to the U-shaped fixing member or the i-shaped steel beam and the U-shaped fixing member are provided with mutually matched insertion structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221642665.9U CN218405980U (en) | 2022-06-29 | 2022-06-29 | Template-free supporting and reinforcing structure for steel frame composite floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221642665.9U CN218405980U (en) | 2022-06-29 | 2022-06-29 | Template-free supporting and reinforcing structure for steel frame composite floor slab |
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| CN218405980U true CN218405980U (en) | 2023-01-31 |
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| CN202221642665.9U Active CN218405980U (en) | 2022-06-29 | 2022-06-29 | Template-free supporting and reinforcing structure for steel frame composite floor slab |
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| CN (1) | CN218405980U (en) |
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