CN216380183U - Bottom plate welding-free steel bar truss floor bearing plate - Google Patents
Bottom plate welding-free steel bar truss floor bearing plate Download PDFInfo
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- CN216380183U CN216380183U CN202123216757.9U CN202123216757U CN216380183U CN 216380183 U CN216380183 U CN 216380183U CN 202123216757 U CN202123216757 U CN 202123216757U CN 216380183 U CN216380183 U CN 216380183U
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Abstract
The utility model relates to the technical field of building materials, in particular to a bottom plate welding-free steel bar truss floor support plate which comprises a steel bar truss and a bottom plate, wherein the steel bar truss comprises an upper chord steel bar, two groups of web members which are symmetrical to each other are arranged along two sides of the upper chord steel bar, each web member group comprises a plurality of web members with the same specification, each web member comprises a connecting bolt and a supporting rod, and the top end of each supporting rod is connected with the upper chord steel bar; the bolt can form the grafting with set up in the sleeve of bottom plate. This scheme not only need not the welding of steel bar truss and bottom plate, can realize during the transportation that the separation of steel bar truss and bottom plate piles up, and more reasonable utilization transportation space can realize fast assembly moreover at the construction site, and the support effect is good.
Description
Technical Field
The utility model relates to the technical field of building materials, in particular to a bottom plate welding-free steel bar truss floor bearing plate.
Background
The steel bar truss floor bearing plate is a bearing plate formed by combining a steel bar truss and a bottom plate. During construction, the bottom plate is fixed on the beam through the studs, and then concrete is poured on the steel bar truss. The construction method can obviously reduce the quantity of traditional on-site reinforcement work and accelerate the construction progress.
The traditional steel bar truss is formed by connecting steel bars serving as an upper chord, a lower chord and web members through resistance spot welding. Analysis shows that the traditional truss is formed by welding the bent web members with the upper chord steel bars and the lower chord steel bars in advance to form a triangular steel bar truss structure, and then welding the steel bar truss and the bottom plate in a manual welding mode. The steel bar truss and the bottom plate are welded by manual welding, so that potential safety hazards exist, and the working efficiency is low.
Therefore, a new technology is urgently needed to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art and provides a floor bearing plate of a steel bar truss without welding a bottom plate. This scheme not only need not the welding of steel bar truss and bottom plate, can realize during the transportation that the separation of steel bar truss and bottom plate piles up, and more reasonable utilization transportation space can realize fast assembly moreover at the construction site, and the support effect is good.
The above purpose is realized by the following technical scheme:
a bottom plate welding-free steel bar truss floor bearing plate comprises a steel bar truss and a bottom plate, wherein the steel bar truss comprises an upper chord steel bar, two groups of web members which are symmetrical to each other are arranged along two sides of the upper chord steel bar, each web member group comprises a plurality of web members with the same specification, each web member comprises a connecting bolt and a supporting rod, and the top end of each supporting rod is connected with the upper chord steel bar; the bolt can form the grafting with set up in the sleeve of bottom plate.
Furthermore, one end of the bolt is vertically connected with the bottom end of the supporting rod, and the other end of the bolt can penetrate through the sleeve to form insertion.
Further, the length of the bolt is not less than the length of the sleeve.
Further, the sleeve and the bottom plate are connected through electric welding.
Further, the web groups include a first web group attached to one side of the upper chord rebar and a second web group attached to the other side of the upper chord rebar.
Further, the included angle between the first web member group and the second web member group is 30-120 degrees.
Further, the web members of the first web member group and the web members of the second web member group are cross-welded to the side wall of the upper chord steel bar.
Further, the web members of the first web member group and the web members of the second web member group are symmetrically welded to the side wall of the upper chord steel bar.
Furthermore, a first lower chord steel bar is arranged on the web member in the first web member group, a second lower chord steel bar is arranged on the web member in the second web member group, the first lower chord steel bar and the second lower chord steel bar are symmetrical, and the first lower chord steel bar, the second lower chord steel bar and the upper chord steel bar are parallel to each other.
Further, the number of the first lower-chord steel bars or the second lower-chord steel bars is 1-5.
Advantageous effects
The utility model provides a bottom plate welding-free steel bar truss floor support plate, which adopts an improved steel bar truss with a bolt, and a sleeve matched with the bolt is preset on a bottom plate to form rapid insertion. This scheme not only need not the welding of steel bar truss and bottom plate, can realize during the transportation that the separation of steel bar truss and bottom plate piles up, and more reasonable utilization transportation space can realize fast assembly moreover at the construction site, and the support effect is good.
Drawings
Fig. 1 is a first structural schematic diagram of a floor deck of a steel bar truss with a welding-free bottom plate according to the utility model;
FIG. 2 is a second structural diagram of a floor deck of a steel bar truss with a welding-free bottom plate according to the present invention;
FIG. 3 is a front view of a floor deck of a steel bar truss with a welding-free bottom plate according to the present invention;
FIG. 4 is a side view of a first embodiment of a floor deck of a steel bar truss with a welding-free bottom plate according to the present invention;
FIG. 5 is a side view of a second embodiment of a floor slab of a steel bar truss without welding a bottom plate according to the present invention;
fig. 6 is a schematic structural view of a steel bar with a lower chord of a floor deck of a steel bar truss without welding a bottom plate according to the utility model.
Graphic notation:
the steel bar truss comprises 1-a steel bar truss, 2-a bottom plate, 3-upper chord steel bars, 4-a web member group, 5-a web member, 6-a bolt, 7-a support rod, 8-a sleeve, 9-first lower chord steel bars, 10-second lower chord steel bars, 11-a first web member group and 12-a second web member group.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples.
As shown in fig. 1, 3 and 4, a bottom plate welding-free steel bar truss floor support plate comprises a steel bar truss 1 and a bottom plate 2, wherein the steel bar truss 1 comprises an upper chord steel bar 3, two groups of web members 4 which are symmetrical to each other are arranged along two sides of the upper chord steel bar 3, each web member group 4 comprises a plurality of web members 5 with the same specification, each web member 5 comprises a connecting bolt 6 and a supporting rod 7, and the top ends of the supporting rods 7 are connected with the upper chord steel bar 3; the plug 6 can be inserted into a sleeve 8 arranged on the bottom plate 2.
Specifically, in this embodiment, the steel bar truss 1 includes an upper chord steel bar 3, a plurality of web members 5 with the same specification are welded on two sides of the upper chord steel bar 3, each web member 5 is composed of a support rod 7 and a plug pin 6 which are connected with each other, one end of the plug pin 6 is vertically connected with the bottom end of the support rod 7, and the other end of the plug pin 6 can penetrate through the sleeve 8 to form insertion connection; the bolt 6 with the bracing piece 7 is as an organic whole, adopts the metal material, bends the shaping through the bender.
In order to facilitate observation of whether each bolt 6 is accurately sleeved with the sleeve 8, the length of each bolt 6 is not less than that of the sleeve 8.
In addition, in the present embodiment, the sleeve 8 and the bottom plate 2 are connected by electric welding.
In the present embodiment, the web members 5 located at both sides of the upper chord rebar 3 are divided, i.e., the web member group 4 includes a first web member group 11 connected to one side of the upper chord rebar 3, and a second web member group 12 connected to the other side of the upper chord rebar 3.
Wherein, the included angle between the first web rod group 11 and the second web rod group 12 is 30-120 degrees. Specifically, the smaller the included angle is, the greater the strength of the steel bar truss 1 is.
In the present embodiment, the web member 5 is welded in two ways, as follows:
first, as shown in fig. 1 and 4, the web members 5 in the first web member group 11 and the web members 5 in the second web member group 12 are welded to the side wall of the upper chord 3 symmetrically with each other.
In a second aspect, as shown in fig. 2 and 5, the web members 5 in the first web member group 11 and the web members 5 in the second web member group 12 are cross-welded to the side wall of the upper chord 3.
In the above two solutions, the position of the sleeve 8 corresponding to the pin 6 of the web member 5 on the bottom plate 2 can be adjusted accordingly to facilitate the mutual insertion.
As shown in fig. 5, in order to increase the strength of the steel bar truss 1 in the present embodiment, a first lower chord steel bar 9 is disposed along the web member 5 in the first web member group 11, a second lower chord steel bar 10 is disposed along the web member 5 in the second web member group 12, the first lower chord steel bar 9 and the second lower chord steel bar 10 are symmetrical to each other, and the first lower chord steel bar 9, the second lower chord steel bar 10 and the upper chord steel bar 3 are parallel to each other.
The number of the first lower chord steel bars 9 or the second lower chord steel bars 10 is 1-5, and the larger the number is, the larger the strength is.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be made by one skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A bottom plate welding-free steel bar truss floor bearing plate comprises a steel bar truss and a bottom plate, and is characterized in that the steel bar truss comprises an upper chord steel bar, two groups of web members which are symmetrical to each other are arranged along two sides of the upper chord steel bar, each web member group comprises a plurality of web members with the same specification, each web member comprises a connecting bolt and a supporting rod, and the top ends of the supporting rods are connected with the upper chord steel bar; the bolt can form the grafting with set up in the sleeve of bottom plate.
2. The floor slab welding-free steel bar truss floor deck as claimed in claim 1, wherein one end of the pin is vertically connected with the bottom end of the support rod, and the other end of the pin can penetrate through the sleeve to form a plug.
3. The floor weld-free steel bar truss floor deck as recited in claim 1, wherein the length of the plug is not less than the length of the sleeve.
4. The floor plate of the steel bar truss without welding as claimed in claim 3, wherein the sleeve is connected to the floor plate by electric welding.
5. The floor deck with a weld-free bottom plate for a steel-bar truss according to claim 1, wherein the web members comprise a first web member attached to one side of the upper chord steel bar and a second web member attached to the other side of the upper chord steel bar.
6. The floor deck with the bottom plate free of welding steel bar trusses as claimed in claim 5, wherein an included angle between the first web member group and the second web member group is 30 ° to 120 °.
7. The floor welding-free steel bar truss floor deck as claimed in claim 6, wherein the web members of the first web member group and the web members of the second web member group are welded to the side walls of the upper chord steel bars in an intersecting manner.
8. The floor deck plate with the weld-free steel bar truss as claimed in claim 6, wherein the web members of the first web member group and the web members of the second web member group are symmetrically welded to the side wall of the upper chord steel bar.
9. The floor deck with the welding-free steel bar truss as claimed in claim 5, wherein a first lower chord steel bar is disposed along the web member of the first web member group, a second lower chord steel bar is disposed along the web member of the second web member group, the first lower chord steel bar and the second lower chord steel bar are symmetrical to each other, and the first lower chord steel bar, the second lower chord steel bar and the upper chord steel bar are parallel to each other.
10. The floor deck with the bottom plate free of welding steel bar trusses according to claim 9, wherein the number of the first lower chord steel bars or the second lower chord steel bars is 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123216757.9U CN216380183U (en) | 2021-12-20 | 2021-12-20 | Bottom plate welding-free steel bar truss floor bearing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123216757.9U CN216380183U (en) | 2021-12-20 | 2021-12-20 | Bottom plate welding-free steel bar truss floor bearing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216380183U true CN216380183U (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123216757.9U Active CN216380183U (en) | 2021-12-20 | 2021-12-20 | Bottom plate welding-free steel bar truss floor bearing plate |
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| CN (1) | CN216380183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548892A (en) * | 2024-01-12 | 2024-02-13 | 中清大装配式建筑(德州)有限公司 | Automatic welding device for stressed steel bars of building carrier plate |
-
2021
- 2021-12-20 CN CN202123216757.9U patent/CN216380183U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548892A (en) * | 2024-01-12 | 2024-02-13 | 中清大装配式建筑(德州)有限公司 | Automatic welding device for stressed steel bars of building carrier plate |
| CN117548892B (en) * | 2024-01-12 | 2024-03-12 | 中清大装配式建筑(德州)有限公司 | Automatic welding device for stressed steel bars of building carrier plate |
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