CN215563723U - Steel bar truss floor support plate without detaching bottom die - Google Patents
Steel bar truss floor support plate without detaching bottom die Download PDFInfo
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- CN215563723U CN215563723U CN202122127715.1U CN202122127715U CN215563723U CN 215563723 U CN215563723 U CN 215563723U CN 202122127715 U CN202122127715 U CN 202122127715U CN 215563723 U CN215563723 U CN 215563723U
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- bar truss
- bottom plate
- reinforcing
- steel bars
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 146
- 239000010959 steel Substances 0.000 title claims abstract description 146
- 239000011083 cement mortar Substances 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 54
- 239000000835 fiber Substances 0.000 claims description 10
- 229920002994 synthetic fiber Polymers 0.000 claims description 7
- 239000012209 synthetic fiber Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 17
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 15
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 9
- 239000012528 membrane Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model provides a steel bar truss floor support plate without detaching a bottom die, belonging to the technical field of building construction; the steel bar truss floor support plate comprises a steel bar truss and a bottom plate. The steel bar truss comprises an upper chord steel bar, two lower chord steel bars and web member steel bars, wherein the upper chord steel bar is connected with each lower chord steel bar through the web member steel bars. The bottom plate is made of concrete or cement mortar, the lower ends of the web member steel bars are embedded in the bottom plate, the lower chord steel bars are in contact with the upper surface of the bottom plate, or gaps exist between the lower chord steel bars and the upper surface of the bottom plate, or the lower chord steel bars are embedded in the bottom plate. The steel bar truss floor support plate also comprises a plurality of reinforcing steel bars which are arranged in parallel at intervals, the reinforcing steel bars are perpendicular to the upper chord steel bars and extend along the horizontal direction, the reinforcing steel bars are placed on the upper surfaces of the lower legs of the web member steel bars and connected with the upper surfaces of the lower legs of the web member steel bars, and the reinforcing steel bars are embedded in the bottom plate. The utility model has convenient construction and reduces the labor intensity and the construction cost of workers.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a steel bar truss floor bearing plate without detaching a bottom die.
Background
The steel bar truss floor support plate is more and more popular in the market due to the advantages of standardization, factory production, stable quality, uniform steel bar distribution, accurate size and the like.
Among the prior art, steel bar truss floor carrier plate generally includes the bottom plate of galvanized sheet material or wooden material and connects the steel bar truss in bottom plate one side. The steel bar truss is assembled and fixed on the bottom plate through a connecting fastener.
However, the bottom surface of the existing connecting fastener can not be tightly attached to the upper surface of the bottom plate frequently, and after a concrete floor slab is poured, the hollowing phenomenon can be caused, so that the concrete at the bottom of the connecting fastener is broken, and the quality of the steel bar truss floor bearing plate is seriously influenced. When the concrete floor is poured by adopting the steel bar truss floor support plate, after the concrete floor is poured, the bottom plate is required to be detached because the bonding strength between the bottom plate made of the galvanized plate or the wood and the mortar cannot meet the design requirement, so that the concrete floor meets the design and use requirements. And a large amount of manpower and material resources are needed for dismantling the bottom plate, the construction time is prolonged, and the construction cost is increased.
Therefore, a steel bar truss floor deck without detaching the bottom mold is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a steel bar truss floor support plate without detaching a bottom die, and aims to solve the technical problems that in the prior art, a connecting fastener is not well connected with a bottom plate, and the construction cost is increased due to the fact that the bottom plate needs to be detached in the later construction period.
As the conception, the technical scheme adopted by the utility model is as follows:
the utility model provides a steel bar truss floor carrier plate of exempting from to tear open die block, includes:
the steel bar truss comprises an upper chord steel bar, two lower chord steel bars and web member steel bars, wherein the upper chord steel bar is connected with each lower chord steel bar through the web member steel bars;
the bottom plate is made of concrete or cement mortar, the lower ends of the web member steel bars are embedded in the bottom plate, the lower chord steel bars are in contact with the upper surface of the bottom plate, or gaps exist between the lower chord steel bars and the upper surface of the bottom plate, or the lower chord steel bars are embedded in the bottom plate;
the steel bar truss floor support plate further comprises a plurality of reinforcing ribs which are arranged in parallel at intervals, the reinforcing ribs are perpendicular to the upper chord steel bars and extend in the horizontal direction, the reinforcing ribs are placed on the upper surfaces of the lower legs of the web member steel bars and connected with the upper surfaces of the lower legs, and the reinforcing ribs are embedded in the bottom plate.
As an optimal scheme of the steel bar truss floor bearing plate without detaching the bottom die, a plurality of reinforcing bars are arranged at intervals along the extending direction of the steel bar truss, and each reinforcing bar is placed on the upper surface of the lower leg of the web member steel bar and connected with the upper surface of the lower leg of the web member steel bar.
As an optimal scheme of the steel bar truss floor support plate without detaching the bottom die, a plurality of reinforcing and reinforcing components are arranged along the arrangement direction of the steel bar truss, the reinforcing and reinforcing components are arranged in one-to-one correspondence with the steel bar truss, and each reinforcing and reinforcing component comprises a plurality of edges which are arranged at intervals along the extension direction of the steel bar truss.
As a preferable scheme of the steel bar truss floor support plate without detaching the bottom die, the thickness of the bottom plate is 8mm-30 mm.
As a preferable scheme of the steel bar truss floor support plate without detaching the bottom die, the thickness of the bottom plate is 8mm, 10mm, 15mm, 20mm, 25mm or 30 mm.
As an optimal scheme of the steel bar truss floor support plate without detaching the bottom die, the bottom plate is made of steel fiber concrete or synthetic fiber concrete.
According to the steel bar truss floor support plate of the disassembly-free bottom die, the bottom plate of the floor support plate is made of concrete or cement mortar, when the steel bar truss floor support plate of the disassembly-free bottom die is manufactured, the concrete or cement mortar is poured to form the bottom plate, and the lower ends of the web member steel bars are embedded in the bottom plate. After the bottom plate solidifies, the web member reinforcing bar is fixedly connected with the bottom plate, and a connecting fastener is not required to be arranged.
Meanwhile, the bottom plate is made of concrete or cement mortar, reinforcing ribs are arranged in the bottom plate, the bonding strength between the bottom plate and the mortar is excellent, the process of removing the bottom plate after a concrete floor slab is poured is avoided, the construction is convenient, and the labor intensity and the construction cost of workers are reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and 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 the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a steel bar truss floor deck according to an embodiment of the present invention;
fig. 2 is a schematic longitudinal cross-sectional view of the steel-truss floor deck of fig. 1;
fig. 3 is a schematic transverse cross-sectional view of a steel bar truss floor deck according to a second embodiment of the present invention;
fig. 4 is a schematic longitudinal cross-sectional view of the steel-truss floor deck of fig. 3;
fig. 5 is a schematic transverse cross-sectional view of a steel bar truss floor deck according to a third embodiment of the present invention;
fig. 6 is a schematic longitudinal cross-sectional view of the steel-truss floor deck of fig. 5;
fig. 7 is a schematic cross-sectional view of a steel bar truss floor deck according to a fourth embodiment of the present invention;
fig. 8 is a schematic longitudinal cross-sectional view of the steel bar truss floor deck of fig. 7
In the figure:
1. a steel bar truss; 11. upper chord steel bars; 12. web member reinforcing steel bars; 13. a lower chord steel bar; 14. reinforcing the reinforcing bars;
2. a base plate.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1 and 2, the present embodiment provides a steel bar truss floor deck without detaching a bottom die, which includes a steel bar truss 1 and a bottom plate 2.
The steel bar truss 1 comprises an upper chord steel bar 11, two lower chord steel bars 13 and web member steel bars 12, wherein the upper chord steel bar 11 is connected with each lower chord steel bar 13 through the web member steel bars 12.
Specifically, the bottom plate 2 is made of concrete or cement mortar, the web member reinforcing steel bars 12 include left web member reinforcing steel bars and right web member reinforcing steel bars, the upper chord reinforcing steel bars 11 are connected with one lower chord reinforcing steel bar 13 through the left web member reinforcing steel bars, and the chord reinforcing steel bars 11 are connected with the other lower chord reinforcing steel bar 13 through the right web member reinforcing steel bars.
The lower ends of the web member reinforcing bars 12 are embedded in the bottom plate 2, and the lower chord reinforcing bars 13 are in contact with the upper surface of the bottom plate 2.
The steel bar truss floor support plate further comprises a plurality of reinforcing ribs 14 arranged in parallel at intervals, the reinforcing ribs 14 are perpendicular to the upper chord steel bars 11 and extend in the horizontal direction, the reinforcing ribs 14 are placed on the upper surfaces of the lower legs of the web member steel bars 12 and connected with the upper surfaces, and the reinforcing ribs 14 are embedded in the bottom plate 2.
The steel bar truss floor carrier plate of the disassembly-free bottom die in the embodiment adopts concrete materials or cement mortar for the bottom plate of the floor carrier plate, when the steel bar truss floor carrier plate of the disassembly-free bottom die is manufactured, the bottom plate 2 is formed by pouring concrete or cement mortar, and the lower end of the web member steel bar 12 is embedded in the bottom plate 2. After the bottom plate 2 is solidified, the web member steel bar 12 is fixedly connected with the bottom plate 2 without arranging a connecting fastener.
Meanwhile, the bottom plate 2 is made of concrete or cement mortar, the reinforcing ribs 14 are arranged in the bottom plate, the bonding strength between the bottom plate and the mortar is excellent, the process that the bottom plate needs to be dismantled after a concrete floor slab is poured is avoided, the construction is convenient, and the labor intensity and the construction cost of workers are reduced.
Specifically, in the present embodiment, a plurality of reinforcing ribs 14 are provided at intervals in the extending direction of the steel bar truss 1.
That is, in this embodiment, a reinforcing reinforcement 14 is connected to the upper surface of the lower leg of each web member reinforcement 12; i.e., one web member reinforcement 12 corresponds to a plurality of reinforcing bars 14. The reinforcing bars 14 are full-length reinforcing bars, and the distance between the first steel bar truss 1 and the last steel bar truss 1 is smaller than the length of the reinforcing bars 14 along the arrangement direction of the plurality of steel bar trusses 1, so that each reinforcing bar 14 is shared by all the steel bar trusses 1. A plurality of reinforcing bars 14 are arranged at intervals along the length direction of the steel bar truss floor bearing plate of the disassembly-free bottom die, and each reinforcing bar 14 is shared by all the steel bar trusses 1.
Reinforcing ribs 14 are arranged, so that the connection strength between the steel bar truss 1 and the bottom plate 2 is further enhanced, and the structural strength of the steel bar truss floor bearing plate of the bottom die without disassembly is improved.
Further, in the present embodiment, the thickness of the bottom plate 2 is 8mm to 30 mm. Optionally, the thickness of the base plate 2 is 8mm, 10mm, 15mm, 20mm, 25mm or 30 mm. Of course, in a specific construction process, a constructor can select a proper thickness value according to actual requirements without much limitation.
Specifically, in this embodiment, the material of the bottom plate 2 is steel fiber concrete or synthetic fiber concrete. Both steel fibre concrete and synthetic fibre concrete are prior art and will not be described in detail here.
Optionally, the steel bar truss 1 is a right angle truss. Of course, in other embodiments, a bent-leg welded steel bar truss may be used as the steel bar truss 1.
Example two
This embodiment provides a steel bar truss building carrier plate of exempting from to tear open die block, and it can avoid the later stage to pour and produce the hollowing phenomenon after the concrete, and need not to demolish the bottom plate after having pour concrete floor, improves the efficiency of construction, reduces construction cost.
Fig. 3 and 4 show a second embodiment, wherein the same or corresponding parts as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, and only the differences between the second embodiment and the first embodiment will be described for the sake of convenience.
The difference between the present embodiment and the first embodiment is that there is a gap between the lower chord steel 13 and the upper surface of the bottom plate 2.
EXAMPLE III
This embodiment provides a steel bar truss building carrier plate of exempting from to tear open die block, and it can avoid the later stage to pour and produce the hollowing phenomenon after the concrete, and need not to demolish the bottom plate after having pour concrete floor, improves the efficiency of construction, reduces construction cost.
Fig. 5 and 6 show a third embodiment, wherein the same or corresponding parts as or to the first embodiment are designated by the same reference numerals as in the first embodiment, and only the differences between the third embodiment and the first embodiment will be described for the sake of convenience.
The difference between the present embodiment and the first embodiment is that the lower chord reinforcing steel bar 13 is embedded in the bottom plate 2.
Example four
This embodiment provides a steel bar truss building carrier plate of exempting from to tear open die block, and it can avoid the later stage to pour and produce the hollowing phenomenon after the concrete, and need not to demolish the bottom plate after having pour concrete floor, improves the efficiency of construction, reduces construction cost.
Fig. 7 and 8 show a fourth embodiment, wherein the same or corresponding parts as or to the first embodiment are designated by the same reference numerals as in the first embodiment, and only the differences between the fourth embodiment and the first embodiment will be described for the sake of convenience.
The reinforcing ribs 14 in this embodiment are arranged differently from the first embodiment.
Specifically, along the array direction of bar truss 1, be provided with a plurality of reinforcement and reinforcement subassemblies, strengthen the reinforcement subassembly and set up with bar truss 1 one-to-one, each is strengthened the reinforcement subassembly and is included a plurality of reinforcement and reinforcement 14 that set up along bar truss 1's extending direction interval.
That is, in the present embodiment, one steel bar truss 1 corresponds to one reinforcing reinforcement assembly, and the reinforcing reinforcements 14 in the reinforcing reinforcement assembly are respectively placed on the upper surfaces of the lower legs of the web members 12 of the one steel bar truss 1 and connected to the upper surfaces of the lower legs of the web members 12. A plurality of reinforcing ribs 14 are arranged along the length direction of each steel bar truss 1 at intervals, each reinforcing rib 14 is only used by one steel bar truss 1, and a plurality of reinforcing ribs 14 are arranged on one steel bar truss 1.
EXAMPLE five
The embodiment provides a method for manufacturing a steel bar truss floor support plate without detaching a bottom die, which is used for manufacturing the steel bar truss floor support plate without detaching the bottom die and comprises the following steps:
s1, marking a positioning line on the steel tire membrane according to the size of the steel bar truss floor slab to be poured;
s2, fixing the steel bar truss 1 on a steel tire membrane;
s3, placing and binding reinforcing ribs 14;
s4, fixing a side form on the steel tire membrane, wherein the height of the side form is equal to the thickness of the bottom plate 2 of the steel bar truss floor bearing plate to be poured, so that the thickness of the bottom plate 2 is controlled;
s5, moving the steel tire membrane to a vibration table;
s6, pouring concrete and enabling the vibration table to drive the steel tire membrane to vibrate; preferably, the concrete poured is fiber concrete, the main material of which comprises quick setting cement, or concrete with better workability, mixed with reinforcing fiber material, such as steel fiber or synthetic fiber. That is, the material of the bottom plate 2 includes quick-setting cement, or concrete with better workability. So set up, bottom plate 2 can solidify fast at normal atmospheric temperature, realizes quick form removal and delivers, and does not need the long-time maintenance of ordinary concrete, also does not need steam maintenance, improves production efficiency, practices thrift manufacturing cost.
Optionally, the material of the bottom plate 2 is cement mortar, and the cement mortar is fiber cement mortar. Specifically, the fiber cement mortar is prepared by adding a certain amount of steel fibers or synthetic fibers into common cement mortar, and the steel fibers or the synthetic fibers can be added according to a certain proportion by constructors on site and during the cement mortar.
And S7, moving the steel tire membrane to a curing position, and lifting and demolding after the curing of the bottom plate 2 is completed.
And S8, warehousing the finished product.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the utility model, which changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a steel bar truss floor carrier plate of exempting from to tear open die block which characterized in that includes:
the steel bar truss comprises a steel bar truss (1), wherein the steel bar truss (1) comprises an upper chord steel bar (11), two lower chord steel bars (13) and web members (12), and the upper chord steel bar (11) is connected with each lower chord steel bar (13) through the web members (12);
the bottom plate (2) is made of concrete or cement mortar, the lower ends of the web member steel bars (12) are embedded in the bottom plate (2), the lower chord steel bars (13) are in contact with the upper surface of the bottom plate (2), or gaps exist between the lower chord steel bars (13) and the upper surface of the bottom plate (2), or the lower chord steel bars (13) are embedded in the bottom plate (2);
the steel bar truss floor bearing plate further comprises a plurality of reinforcing ribs (14) which are arranged in parallel at intervals, the reinforcing ribs (14) are perpendicular to the upper chord steel bars (11) and extend along the horizontal direction, the reinforcing ribs (14) are placed on the upper surfaces of the lower legs of the web member steel bars (12) and connected with the upper surfaces of the lower legs, and the reinforcing ribs (14) are embedded in the bottom plate (2).
2. The steel bar truss floor deck of the non-dismantling bottom die as claimed in claim 1, wherein a plurality of the reinforcing ribs (14) are provided at intervals along an extending direction of the steel bar truss (1).
3. The steel bar truss floor support plate with the disassembly-free bottom die as claimed in claim 1, wherein a plurality of reinforcing and reinforcing components are arranged along the arrangement direction of the steel bar truss (1), the reinforcing and reinforcing components are arranged in one-to-one correspondence with the steel bar truss (1), and each reinforcing and reinforcing component comprises a plurality of reinforcing and reinforcing ribs (14) which are arranged at intervals along the extension direction of the steel bar truss (1).
4. The steel bar truss floor deck with the disassembly-free bottom die as claimed in claim 1, wherein the thickness of the bottom plate (2) is 8mm-30 mm.
5. The steel bar truss floor deck with the disassembly-free bottom die as claimed in claim 4, wherein the thickness of the bottom plate (2) is 8mm, 10mm, 15mm, 20mm, 25mm or 30 mm.
6. The steel bar truss floor deck with the disassembly-free bottom die as claimed in claim 1, wherein the bottom plate (2) is made of steel fiber concrete or synthetic fiber concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122127715.1U CN215563723U (en) | 2021-09-02 | 2021-09-02 | Steel bar truss floor support plate without detaching bottom die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122127715.1U CN215563723U (en) | 2021-09-02 | 2021-09-02 | Steel bar truss floor support plate without detaching bottom die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215563723U true CN215563723U (en) | 2022-01-18 |
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ID=79847220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122127715.1U Active CN215563723U (en) | 2021-09-02 | 2021-09-02 | Steel bar truss floor support plate without detaching bottom die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215563723U (en) |
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2021
- 2021-09-02 CN CN202122127715.1U patent/CN215563723U/en active Active
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Address after: 311232 Building 5, 2826 Xiaoqing Avenue, hongken farm, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: Handebang building materials Co.,Ltd. Address before: 311232 Building 5, 2826 Xiaoqing Avenue, hongken farm, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG HEADERBOARD BUILDING MATERIALS Co.,Ltd. |