CN220908853U - Steel bar truss superimposed sheet - Google Patents
Steel bar truss superimposed sheet Download PDFInfo
- Publication number
- CN220908853U CN220908853U CN202322663079.3U CN202322663079U CN220908853U CN 220908853 U CN220908853 U CN 220908853U CN 202322663079 U CN202322663079 U CN 202322663079U CN 220908853 U CN220908853 U CN 220908853U
- Authority
- CN
- China
- Prior art keywords
- steel bar
- bottom plate
- steel
- bar truss
- web member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 116
- 239000010959 steel Substances 0.000 title claims abstract description 116
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims description 17
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000004567 concrete Substances 0.000 claims description 4
- 239000011083 cement mortar Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 239000002184 metal Substances 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses a steel bar truss superimposed sheet, which comprises a steel bar truss, a bottom plate, a steel wire mesh and grid cloth; a plurality of groups of mutually parallel steel bar trusses are arranged on the bottom plate, the bottoms of the steel bar trusses are embedded into the bottom plate, the steel wire meshes are paved inside the bottom plate, and the grid cloth is paved on the lower surface of the bottom plate. The laminated slab has the characteristics of simple and convenient construction, long service life and low cost.
Description
Technical Field
The utility model relates to the field of prefabricated building structures, in particular to a steel bar truss superimposed sheet.
Background
In the traditional floor manufacturing, the floor is required to be formed by directly supporting a mould and pouring in a construction site, and a metal template and a wood template are generally adopted as templates; the metal template is detachable, if the metal template is not detached, the metal template cannot be plastered and scraped on the surface due to the limitation of the material of the metal template, and then the metal template is required to be covered by a suspended ceiling under the metal template; if the template is removed, plastering is needed to be performed below the floor slab of the removed template; therefore, the manufacturing process of the floor slab can prolong the construction time and increase the construction cost no matter the form is disassembled or not. Based on the defects of the floor slab, a novel floor slab structure, namely a composite floor slab, is generally adopted at present, the composite floor slab is an assembled integral floor slab formed by laminating precast slabs and cast-in-situ reinforced concrete layers, the composite floor slab is prefabricated in a factory, then transported to a construction site to be paved, concrete is poured above the paved composite floor slab to form an integral floor slab, and the composite floor slab plays a role of a template, so that a formwork is not required to be removed after pouring is completed, a suspended ceiling is not required, and the construction is simple and convenient.
Cement is smeared on the surface of the bottom plate of the existing steel bar truss laminated slab, and the surface of the laminated slab is easy to crack for a long time.
In view of the above, the present utility model provides a steel bar truss composite slab, which is produced by the above method.
Disclosure of utility model
The utility model provides a steel bar truss superimposed sheet, which has the characteristics of simple construction and long service life; specifically, the utility model is realized by the following technical scheme:
A steel bar truss superimposed sheet comprises a steel bar truss, a bottom plate, a steel wire mesh and grid cloth; a plurality of groups of mutually parallel steel bar trusses are arranged on the bottom plate, the bottoms of the steel bar trusses are embedded into the bottom plate, the steel wire meshes are paved inside the bottom plate, and the grid cloth is paved on the lower surface of the bottom plate.
Through setting up the net cloth in bottom plate inside or surface, increase the intensity of whole bottom plate, set up the roughness that can increase the bottom plate surface at the net cloth of bottom plate lower surface simultaneously, be convenient for follow-up paste foreign matter, set up of net cloth simultaneously, give the bottom plate surface certain modulus of elasticity, can avoid bottom plate surface shrink fracture.
Further, the steel bar truss comprises upper chord steel bars, web member steel bars and lower chord steel bars; the lower chord steel bars are respectively arranged at two sides below the upper chord steel bars, and the upper chord steel bars and the lower chord steel bars are mutually parallel; the web member steel bars are respectively arranged at two sides of the upper chord steel bar and are used for connecting the upper chord steel bar and the lower chord steel bar, the upper ends of the web member steel bars are connected with the upper chord steel bar, the lower ends of the web member steel bars are bent to form bent feet, and the bent feet are inserted into the bottom plate; the lower chord steel bar is connected with the upper part of the web member steel bar bent leg.
The arrangement of the bent legs can increase the connection area of the truss and the bottom plate and enhance the connection strength of the truss and the bottom plate.
Further, the bent legs are parallel to the bottom plate.
Further, the bent foot end of the web member reinforcing bar is buried in the bottom plate, the lower chord reinforcing bar is contacted with the upper surface of the bottom plate, or a gap exists between the lower chord reinforcing bar and the upper surface of the bottom plate, or the lower chord reinforcing bar is buried in the bottom plate.
Further, the horizontal both ends of steel bar truss are provided with the support respectively, and the support is outstanding outside the bottom plate horizontal tip.
When the truss is installed with the bottom plate, the support plays a supporting role; in addition, when the superimposed sheet is installed, the support plays the effect of supporting the atress installation.
Further, the support comprises a vertical rod and a cross rod, the vertical rod is perpendicular to the bottom plate, the cross rod is parallel to the bottom plate, the upper end of the vertical rod is connected with the end part of the upper chord steel bar, the lower end of the vertical rod is connected with the cross rod, and the cross rod is connected with the end part of the lower chord steel bar.
Further, the bottom plate is made of concrete or cement mortar.
Further, the steel wire mesh is embedded below the web member steel bar bent foot.
Further, the weight range of the grid cloth laid on the superimposed sheet is 100-300 g/square.
Further, the mesh cloth is made of glass fiber materials.
Drawings
Fig. 1 is a perspective view of an embodiment of a steel bar truss composite slab provided by the utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a top view of an embodiment of a steel bar truss composite provided by the utility model;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;
Fig. 5 is a partial enlarged view of fig. 4.
Wherein: 1. steel bar truss; 11. winding a steel bar; 12. web member reinforcement; 121. bending the feet; 13. lower chord steel bars; 2. a bottom plate; 3. a mesh cloth; 4. a steel wire mesh; 5. a support; 51. a vertical rod; 52. a cross bar.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
In the following description, for the purposes of explanation of various inventive embodiments, certain specific details are set forth in order to provide a thorough understanding of the various inventive embodiments. One skilled in the relevant art will recognize, however, that an embodiment may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with the present disclosure may not be shown or described in detail, thereby avoiding unnecessary confusion of description of embodiments.
Throughout the specification and claims, unless the context requires otherwise, the word "comprise" and variations such as "comprises" and "comprising" will be understood to be open-ended, meaning of inclusion, i.e. to be interpreted to mean "including, but not limited to.
Reference throughout this specification to "one embodiment" or "some embodiments" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Furthermore, the terms first, second and the like in the description and in the claims, are used for descriptive purposes only and not for limiting the size or other order of the objects described.
As shown in fig. 1, 4 and 5, the steel bar truss superimposed sheet comprises a steel bar truss 1, a bottom plate 2, a steel wire mesh 4 and a grid cloth 3. A plurality of groups of mutually parallel steel bar trusses 1 are arranged on the bottom plate 2, the bottoms of the steel bar trusses 1 are embedded into the bottom plate 2, the steel wire meshes 4 are paved inside the bottom plate 2, and the grid cloth 3 is paved on the lower surface of the bottom plate 2.
As shown in fig. 1, 3 and 4, the steel bar truss 1 includes an upper chord steel bar 11, two web member steel bars 12, and two lower chord steel bars 13. The lower chord steel bars 13 are arranged below the upper chord steel bars 11, the two lower chord steel bars 13 are respectively arranged on two sides of the upper chord steel bars 11, and the upper chord steel bars 11 and the lower chord steel bars 13 are parallel to each other. The web member steel bars 12 are wavy, the two web member steel bars 12 are respectively arranged on two sides of the upper chord steel bar 11, each web member steel bar 12 is connected with the upper chord steel bar 11 and the lower chord steel bar 13, the upper ends (wave crest ends) of the web member steel bars 12 are connected with the upper chord steel bar 11, the lower ends (wave trough ends) of the web member steel bars 12 are bent to form bent legs 121, the bent legs 121 are parallel to the bottom plate 2, the bent legs 121 are inserted into the bottom plate 2, and the lower chord steel bars 13 are connected with the upper portions of the bent legs 121 of the web member steel bars 12.
The bent leg 121 end of the web member bar 12 is buried in the bottom plate 2, the lower chord bar 13 is in contact with the upper surface of the bottom plate 2, or a gap exists between the lower chord bar 13 and the upper surface of the bottom plate 2, or the lower chord bar 13 is buried in the bottom plate 2.
As shown in fig. 1 and 2, the two horizontal ends of the steel bar truss 1 protrude from the horizontal end of the bottom plate 2, the two horizontal ends of the steel bar truss 1 are respectively provided with a support 5, the support 5 is located outside the horizontal end of the bottom plate 2, when the laminated slab is installed, the supports 5 at the two ends of the laminated slab are placed on a building structure, such as a column of the building structure, the supports 5 are connected with the building structure and the laminated slab, and the gravity of the laminated slab is transferred to the column of the building structure.
The support 5 comprises a vertical rod 51 and a cross rod 52, the vertical rod 51 is perpendicular to the bottom plate 2, the cross rod 52 is parallel to the bottom plate 2, the upper end of the vertical rod 51 is connected with the end part of the upper chord steel bar 11, the lower end of the vertical rod 51 is connected with the cross rod 52, and the cross rod 52 is connected with the end part of the lower chord steel bar 13.
The material of the bottom plate 2 is concrete or cement mortar.
The weight range of the grid cloth 3 laid on the superimposed sheet is 100-300 g/square.
The mesh cloth 3 is made of glass fiber material.
The grid cloth 3 is arranged, so that the weight of the integral laminated slab is reduced.
The steel wire mesh 4 is embedded below the bent leg 121 of the web member reinforcing steel bar 12
The description of the present utility model is not particularly limited, but is conventional in the art.
The foregoing is a preferred embodiment of the present utility model, and several other simple substitutions and modifications made under the circumstances of the inventive concept should be considered as falling within the scope of the present utility model.
Claims (10)
1. The utility model provides a steel bar truss superimposed sheet which characterized in that: the steel wire mesh comprises a steel bar truss, a bottom plate, a steel wire mesh and grid cloth; a plurality of groups of mutually parallel steel bar trusses are arranged on the bottom plate, the bottoms of the steel bar trusses are embedded into the bottom plate, the steel wire meshes are paved inside the bottom plate, and the grid cloth is paved on the lower surface of the bottom plate.
2. A steel bar truss composite slab according to claim 1, wherein: the steel bar truss comprises upper chord steel bars, web member steel bars and lower chord steel bars; the lower chord steel bars are respectively arranged at two sides below the upper chord steel bars, and the upper chord steel bars and the lower chord steel bars are mutually parallel; the web member steel bars are respectively arranged at two sides of the upper chord steel bar and are used for connecting the upper chord steel bar and the lower chord steel bar, the upper ends of the web member steel bars are connected with the upper chord steel bar, the lower ends of the web member steel bars are bent to form bent feet, and the bent feet are inserted into the bottom plate; the lower chord steel bar is connected with the upper part of the web member steel bar bent leg.
3. A steel bar truss composite slab according to claim 2, wherein: the bent legs are parallel to the bottom plate.
4. A steel bar truss composite slab according to claim 2, wherein: the bent foot end of the web member reinforcing steel bar is buried in the bottom plate, the lower chord reinforcing steel bar is contacted with the upper surface of the bottom plate, or a gap exists between the lower chord reinforcing steel bar and the upper surface of the bottom plate, or the lower chord reinforcing steel bar is buried in the bottom plate.
5. A steel bar truss composite slab according to claim 1 or 2, wherein: the horizontal both ends of steel bar truss are provided with the rest respectively, and the rest is outstanding outside the bottom plate horizontal tip.
6. A steel bar truss composite slab according to claim 5, wherein: the support comprises a vertical rod and a cross rod, the vertical rod is perpendicular to the bottom plate, the cross rod is parallel to the bottom plate, the upper end of the vertical rod is connected with the end part of the upper chord steel bar, the lower end of the vertical rod is connected with the cross rod, and the cross rod is connected with the end part of the lower chord steel bar.
7. A steel bar truss composite slab according to claim 1 or 2, wherein: the bottom plate is made of concrete or cement mortar.
8. A steel bar truss composite slab according to claim 2, wherein: the steel wire mesh is embedded below the web member steel bar bent foot.
9. A steel bar truss composite slab according to claim 1, wherein: the weight range of the grid cloth laid on the superimposed sheet is 100-300 g/square.
10. A steel bar truss composite slab according to claim 1 or 9, wherein: the mesh cloth is made of glass fiber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322663079.3U CN220908853U (en) | 2023-10-07 | 2023-10-07 | Steel bar truss superimposed sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322663079.3U CN220908853U (en) | 2023-10-07 | 2023-10-07 | Steel bar truss superimposed sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220908853U true CN220908853U (en) | 2024-05-07 |
Family
ID=90911080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322663079.3U Active CN220908853U (en) | 2023-10-07 | 2023-10-07 | Steel bar truss superimposed sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220908853U (en) |
-
2023
- 2023-10-07 CN CN202322663079.3U patent/CN220908853U/en active Active
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