CN203805393U - Z-shaped steel concrete composite sandwich bearing plate - Google Patents
Z-shaped steel concrete composite sandwich bearing plate Download PDFInfo
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- CN203805393U CN203805393U CN201420204290.7U CN201420204290U CN203805393U CN 203805393 U CN203805393 U CN 203805393U CN 201420204290 U CN201420204290 U CN 201420204290U CN 203805393 U CN203805393 U CN 203805393U
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Abstract
The utility model discloses a Z-shaped steel concrete composite sandwich bearing plate, comprising an upper surface plate, Z-shaped steel and a lower surface plate, wherein the upper surface plate and the lower surface plate are common steel plates, and are arranged up and down in parallel; the Z-shaped steel is Z-shaped profile steel of which the section is Z-shaped; a plurality of Z-shaped steel are vertically arranged between the upper surface plate and the lower surface plate; an upper flange of the Z-shaped steel is connected with the lower surface of the upper surface plate; a lower flange of the Z-shaped steel is connected with the upper surface of the lower surface plate; vertical cavities which are respectively formed by the Z-shaped steel, the upper surface plate and the lower surface plate are filled with in-fill concrete; two reinforced longitudinal bars are arranged inside the in-fill concrete on the upper surface part near the lower surface plate. The Z-shaped steel concrete composite sandwich bearing plate is simple in overall structure and high in carrying capability, the safety performance of the structure can be ensured when the cost is reduced, the field replacement and assembly time is shortened, and the work efficiency is ensured.
Description
Technical field
The utility model relates to a kind of loading plate, and specifically a kind of Z-shape steel concrete composite intermediate layer loading plate, belongs to structural engineering and field of ocean engineering.
Background technology
At present, along with building industry and manufacturing fast development, people are more and more higher to the requirement of bearing carrier.Tradition loading plate is generally armoured concrete slab, and its deadweight is larger, and the on-the-spot assembling reinforcement of needs, formwork is built and maintenance etc., and working procedure is more loaded down with trivial details.For general steel construction loading plate, its steel using amount is larger, and cost is higher, simultaneously due to the outer bending rigidity of face of steel plate a little less than, when bearing larger load, the amount of deflection of steel construction loading plate is larger, also very easily generating plane outside sweep yield failure.Normal applied metal ripple and shaped steel core sandwich plate in the manufacturing industry such as building structure, offshore platform structure, bridge structure and boats and ships or train, but its sandwich part is general only along a direction arrangement, thereby in sandwich arranged direction, the rigidity of sandwich plate is larger, and on perpendicular to sandwich direction, the rigidity of sandwich plate a little less than, especially shear stiffness is generally all very little.When the carrying of this kind of interlayer loading plate is larger, very easily there is failure by shear in the weak direction of the rigidity of sandwich plate, can cause loading plate moment to lose bearing capacity, and structure is collapsed, and causes great casualties and property loss.
Summary of the invention
The problem existing for above-mentioned prior art, it is a kind of under the prerequisite reducing costs that the utility model provides, can effectively improve the security performance of structure, also can reduce its on-the-spot replacing and built-up time simultaneously, there is lightweight, high shear resistance and high-intensity Z-shape steel concrete composite intermediate layer loading plate.
For achieving the above object, a kind of Z-shape steel concrete of the utility model composite intermediate layer loading plate, comprises upper epidermis plate, Z-shape steel and lower sheet surface layer; Wherein, described upper epidermis plate and lower sheet surface layer are general steel plate, be arranged in parallel up and down; Described Z-shape steel is that cross section is the shaped steel of Z-type, and polylith is set, and is vertically arranged between upper epidermis plate and lower sheet surface layer, and the top flange of Z-shape steel is connected with the lower surface of upper epidermis plate, and the lower flange of Z-shape steel is connected with the upper surface of lower sheet surface layer; In longitudinal cavity that described Z-shape steel and upper epidermis plate and lower sheet surface layer form respectively, interval is filled with concrete filled; Wherein, the concrete filled inside at the upper surface position of close lower sheet surface layer is provided with two vertical muscle of reinforcement.
Further, described upper epidermis plate and lower sheet surface layer are rolling ordinary construction steel plate; Thickness is 1.0mm-10.0mm.
Further, the thickness of described Z-shape steel is 1.0mm-10.0mm, and flange width is 60-120mm, and two bending part angles of Z-shape steel are 90 degree.
Further, described Z-shape steel is equidistantly arranged between upper epidermis plate and lower sheet surface layer, the spacing between two adjacent Z-shape steels is its flange width 2 times.
Further, weld, rivet, be threaded with the lower surface of upper epidermis plate in the top flange of described Z-shape steel or nailing is connected, and weld, rivet, be threaded with the upper surface of lower sheet surface layer in the lower flange of Z-shape steel or nailing is connected.
Further, described concrete filled is self compacting high strength degree concrete, and its intensity is not less than C60.
Further, the vertical muscle of described reinforcement is spiral, is arranged in concrete filled, and the distance of strengthening the lower sheet surface layer of vertical muscle distance is not less than 25mm.
The beneficial effects of the utility model are: the utility model increases Z-shape steel in upper and lower sheet surface layer, can effectively resist the impulsive force of impacting and exploding and producing, and its sound insulation property is better; Simultaneously, interval fill concrete in longitudinal cavity that Z-shape steel and upper epidermis plate and lower sheet surface layer form respectively, has alleviated weight, and the inside concrete at the upper surface position near lower sheet surface layer arranges two and strengthens vertical muscle, and provide prestressing force, improved load-carrying properties, general structure is simple, can realize standardized designs, batch production production, when reducing costs, guarantee the security performance of structure, reduced the time of on-the-spot replacing and assembling, guaranteed operating efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, upper epidermis plate, 2, Z-shape steel, 3, concrete filled, 4, strengthen vertical muscle, 5, lower sheet surface layer.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
As shown in Figure 1, a kind of Z-shape steel concrete composite intermediate layer loading plate, comprises lower upper epidermis plate 1, Z-shape steel 2 and lower sheet surface layer 5; Wherein, described upper epidermis plate 1 and lower sheet surface layer 5 are general steel plate, be arranged in parallel up and down; Described Z-shape steel 2 is that cross section is the shaped steel of Z-type, and polylith is set, and is vertically arranged between upper epidermis plate 1 and lower sheet surface layer 5, and the top flange of Z-shape steel 2 is connected with the lower surface of upper epidermis plate 1, and the lower flange of Z-shape steel 2 is connected with the upper surface of lower sheet surface layer 5; Described Z-shape steel 2 is filled with concrete filled 3 with the interior interval of longitudinal cavity that upper epidermis plate 1 and lower sheet surface layer 5 form respectively; Wherein, concrete filled 3 inside at the upper surface position of close lower sheet surface layer 5 are provided with two vertical muscle 4 of reinforcement.
Manufacturing process of the present utility model is: the upper epidermis plate 1 and the lower sheet surface layer 2 that intercept on demand equidimension; Adopt numerical control bending technology or numerical control roll-in technology to make the Z-shape steel 2 isometric with upper and lower sheet surface layer; Z-shape steel 2 is equidistantly placed between upper epidermis plate 1 and lower sheet surface layer 5, and its spacing is 2 times of the upper and lower flange width of Z-shape steel; On Z-shape steel, lower flange adopts the modes such as laser spot welding, rivet, tapping screw or nailing to be connected with upper and lower sheet surface layer 1 and 5 respectively; Afterwards, in the longitudinal cavity first forming respectively at Z-shape steel 2 and upper epidermis plate 1 and lower sheet surface layer 5, interval is arranged and is strengthened vertical muscle 4, and two of each longitudinal arrangement of cavities, after location positioning is good, apply prestressing force to the vertical muscle 4 of all reinforcements; Then fill concrete 3 in being furnished with longitudinal cavity of strengthening vertical muscle 4, concrete filled 3 adopts pressure to inject, and maintenance 3-5 days after completing discharges and strengthens the prestressing force that vertical muscle 4 two ends apply.
As the preferred mode of the utility model, upper epidermis plate 1 and lower sheet surface layer 5 are rolling ordinary construction steel plate; Thickness is 1.0mm-10.0mm, when reducing costs, has guaranteed the dynamics of carrying.
As the preferred mode of the utility model, the thickness of Z-shape steel 2 is 1.0mm-10.0mm, and flange width is 60-120mm, and two bending part angles of Z-shape steel are 90 degree, has improved Z-shape steel 2 impulsive force that opposing is impacted and blast produces.
As the preferred mode of the utility model, Z-shape steel 2 is equidistantly arranged between upper epidermis plate 1 and lower sheet surface layer 5, the spacing between two adjacent Z-shape steels 2 is its flange width 2 times, improved Z-shape steel 2 impulsive force that opposing is impacted and blast produces.
As the preferred mode of the utility model, weld, rivet, be threaded with the lower surface of upper epidermis plate 1 in Z-shape steel 2 top flanges or nailing is connected, weld, rivet, be threaded with the upper surface of lower sheet surface layer 5 in the lower flange of Z-shape steel 2 or nailing is connected, and has guaranteed the stability connecting.
As the preferred mode of the utility model, concrete filled 3 is self compacting high strength degree concrete, and its intensity is not less than C60, has improved integrally-built bearing capacity.
As the preferred mode of the utility model, strengthening vertical muscle 4 is spiral, is arranged in concrete filled 3, and the distance of strengthening the lower sheet surface layer 5 of vertical muscle 4 distance is not less than 25mm, has guaranteed to strengthen the effect of vertical muscle 4.
The utility model increases Z-shape steel 2 between upper epidermis plate 1 and lower sheet surface layer 5, can effectively resist the impulsive force of impacting and exploding and producing, and its sound insulation property is better, simultaneously, interval fill concrete 3 in the longitudinal cavity forming respectively at Z-shape steel 2 and upper epidermis plate 1 and lower sheet surface layer 5, alleviated weight, and in concrete 3 inside near the upper surface position of lower sheet surface layer 5, arrange two and strengthen vertical muscle 4, and provide prestressing force, load-carrying properties have been improved, general structure is simple, when reducing costs, guaranteed the security performance of structure, reduced the time of on-the-spot replacing and assembling, guaranteed operating efficiency, can realize standardized designs, batch production is produced, effectively improve site operation speed and mechanization degree, save and make and construction cost, there is good economy and practicality.
Claims (7)
1. a Z-shape steel concrete composite intermediate layer loading plate, is characterized in that, comprises lower upper epidermis plate (1), Z-shape steel (2) and lower sheet surface layer (5); Wherein, described upper epidermis plate (1) and lower sheet surface layer (5) are general steel plate, be arranged in parallel up and down; Described Z-shape steel (2) is that cross section is the shaped steel of Z-type, polylith is set, vertically be arranged between upper epidermis plate (1) and lower sheet surface layer (5), the top flange of Z-shape steel (2) is connected with the lower surface of upper epidermis plate (1), and the lower flange of Z-shape steel (2) is connected with the upper surface of lower sheet surface layer (5); Described Z-shape steel (2) is filled with concrete filled (3) with the interior interval of longitudinal cavity that upper epidermis plate (1) and lower sheet surface layer (5) form respectively; Wherein, concrete filled (3) inside at the upper surface position of close lower sheet surface layer (5) is provided with two vertical muscle (4) of reinforcement.
2. a kind of Z-shape steel concrete composite intermediate layer loading plate according to claim 1, is characterized in that, described upper epidermis plate (1) and lower sheet surface layer (5) are rolling ordinary construction steel plate; Thickness is 1.0mm-10.0mm.
3. a kind of Z-shape steel concrete composite intermediate layer loading plate according to claim 1, is characterized in that, the thickness of described Z-shape steel (2) is 1.0mm-10.0mm, and flange width is 60-120mm, and two bending part angles of Z-shape steel are 90 degree.
4. a kind of Z-shape steel concrete composite intermediate layer loading plate according to claim 1, it is characterized in that, described Z-shape steel (2) is equidistantly arranged between upper epidermis plate (1) and lower sheet surface layer (5), the spacing between two adjacent Z-shape steels (2) is its flange width 2 times.
5. a kind of Z-shape steel concrete composite intermediate layer loading plate according to claim 1 or 5, it is characterized in that, weld, rivet, be threaded with the lower surface of upper epidermis plate (1) in the top flange of described Z-shape steel (2) or nailing is connected, and weld, rivet, be threaded with the upper surface of lower sheet surface layer (5) in the lower flange of Z-shape steel (2) or nailing is connected.
6. a kind of Z-shape steel concrete composite intermediate layer loading plate according to claim 1, is characterized in that, described concrete filled (3) is self compacting high strength degree concrete, and its intensity is not less than C60.
7. a kind of Z-shape steel concrete composite intermediate layer loading plate according to claim 1, it is characterized in that: the vertical muscle (4) of described reinforcement is spiral, be arranged in concrete filled (3), the distance of strengthening vertical muscle (4) the lower sheet surface layer of distance (5) is not less than 25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204290.7U CN203805393U (en) | 2014-04-24 | 2014-04-24 | Z-shaped steel concrete composite sandwich bearing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204290.7U CN203805393U (en) | 2014-04-24 | 2014-04-24 | Z-shaped steel concrete composite sandwich bearing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203805393U true CN203805393U (en) | 2014-09-03 |
Family
ID=51444194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420204290.7U Expired - Fee Related CN203805393U (en) | 2014-04-24 | 2014-04-24 | Z-shaped steel concrete composite sandwich bearing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203805393U (en) |
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2014
- 2014-04-24 CN CN201420204290.7U patent/CN203805393U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150424 |
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| EXPY | Termination of patent right or utility model |