Fabricated steel bar truss floor support plate with support

Abstract

The utility model discloses an assembly type steel bar truss floor support plate with supports, which comprises a bottom die, bottom plates are arranged at the top end of the bottom die at equal intervals, lower chord steel bars are arranged on two sides of the surface of each bottom plate, horizontal steel bars are welded at two ends of each bottom plate below the lower chord steel bars, and upper chord steel bars are welded at two ends of each bottom plate below the lower chord steel bars. The upper chord reinforcing steel bars are arranged above the bottom plate, web member reinforcing steel bars are welded between the upper chord reinforcing steel bars and the lower chord reinforcing steel bars at equal intervals, and vertical reinforcing steel bars are welded to the two ends of each upper chord reinforcing steel bar; the supporting structures are arranged on the two sides of the bottom end of the bottom die, each supporting structure comprises a supporting plate, a supporting seat and a threaded supporting rod, the supporting seats are arranged at the bottom end of the bottom die, the supporting plates are arranged on one sides of the supporting seats, and the threaded supporting rods are arranged in the supporting seats in a penetrating mode. The supporting structure not only has the supporting function, but also is small in steel consumption, small in erecting and dismantling work amount and high in construction efficiency, and the supporting structure can be repeatedly used and is low in cost.

Description

Technical Field

[0001] The utility model relates to the technical field of building floor decking plates, in particular to an assembled reinforced steel truss floor decking plate with support. Background Art

[0002] Rebar truss floor decking is a new type of floor decking. It is a load-bearing plate with steel bars as the main skeleton and connected by welding or binding. This type of floor decking has the characteristics of light weight, high strength and good fire resistance, and is widely used in various types of buildings.

[0003] When installing the steel truss floor decking, scaffolding is required for temporary point support at the bottom, so a large number of scaffoldings need to be built, and after the concrete reaches the strength, a large number of scaffoldings need to be dismantled. There are many connection points, a large amount of steel is used, the cost is high, and the amount of erection and dismantling work is large, which affects the construction efficiency, so it is urgently needed to be improved. Utility Model Content

[0004] The utility model aims to provide an assembled reinforced steel truss floor deck with support to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an assembled steel truss floor deck with support, comprising a bottom formwork, the top of the bottom formwork is provided with a bottom plate with equal spacing, and both sides of the bottom plate surface are provided with lower chord steel bars, and both ends of the bottom plate below the lower chord steel bars are welded with horizontal steel bars, and the horizontal steel bars are welded to the lower chord steel bars, and also includes

[0006] Upper chord steel bars, the upper chord steel bars are arranged above the bottom plate, and web bars with equal spacing are welded between the upper chord steel bars and the lower chord steel bars, both ends of the upper chord steel bars are welded with vertical steel bars, and the bottom ends of the vertical steel bars are welded to the bottom plate;

[0007] The supporting structure is arranged on both sides of the bottom end of the bottom mold, and the supporting structure includes a supporting plate, a supporting seat, and a threaded support rod. The supporting seat is arranged at the bottom end of the bottom mold, and the supporting plate is arranged on one side of the supporting seat. The threaded support rod is passed through the interior of the supporting seat, and the threaded support rod is threadedly connected to the supporting seat, and one end of the threaded support rod is connected to the supporting plate through a bearing.

[0008] Preferably, the top of the bottom mold is provided with first mounting holes at equal intervals, and the bottom of the bottom mold is provided with second mounting holes at equal intervals, the inside of the bottom mold below the bottom plate is provided with a first through hole, and the inside of the bottom plate at the position of the first through hole is provided with a second through hole for installation of assembly bolts.

[0009] Preferably, a locking sleeve is provided on the outside of the lower chord steel bar, and a screw is provided at the bottom end of the locking sleeve, and the screw passes through the bottom plate and is threadedly connected to the first mounting hole to further fix the lower chord steel bar.

[0010] Preferably, the support structure further comprises positioning holes, positioning bolts and mounting bolts, the positioning holes are all arranged at the bottom of the support plate, and the positioning bolts are arranged inside the positioning holes to facilitate fixing the support plate.

[0011] Preferably, the mounting bolts are both arranged on both sides of the top of the support seat, and the mounting bolts are threadedly connected to the second mounting holes to facilitate fixing the support seat.

[0012] Preferably, assembly bolts are inserted into the first through hole and the second through hole, and nuts are threadedly connected to both ends of the assembly bolts for assembly of the floor decking.

[0013] Preferably, the locking sleeve is in a "J"-shaped structure and is tightly engaged with the lower chord steel bar.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: by providing a support plate, a positioning hole, a positioning bolt, a support seat, an installation bolt, and a threaded support rod, the steel truss floor deck is mounted on the main beam of the building, and then the threaded support rod is rotated so that one end of the support rod extends out from the support seat and pushes the support plate to translate, and the distance between the support plate and the support seat is adjusted so that the support plate is close to the surface of the main beam, and then the positioning bolt inside the positioning hole is screwed into the main beam, so that the steel truss floor deck can be supported. After pouring concrete on the steel truss floor deck, the installation bolt is removed from the second installation hole, and the support seat and the bottom formwork are disassembled, and the supporting structure can be removed as a whole. The steel truss floor deck has its own supporting function, uses a small amount of steel, has a small amount of erection and dismantling work, has high construction efficiency, and the supporting structure is reusable and low in cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional enlarged structural schematic diagram of the utility model;

[0017] Figure 3 This is a cross-sectional enlarged structural schematic diagram of the support structure of the utility model;

[0018] Figure 4 It is a schematic diagram of an enlarged cross-sectional structure of the support seat of the utility model.

[0019] In the figure: 1, bottom mold; 101, first mounting hole; 102, second mounting hole; 2, bottom plate; 3, upper chord steel bar; 4, lower chord steel bar; 5, web bar steel bar; 6, vertical steel bar; 7, horizontal steel bar; 8, supporting structure; 801, support plate; 802, positioning hole; 803, positioning bolt; 804, support seat; 805, mounting bolt; 806, threaded support rod; 9, first through hole; 10, second through hole; 11, assembly bolt; 12, nut; 13, locking sleeve; 14, screw. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. All other embodiments obtained by ordinary technicians in the field without creative work based on the embodiments of the utility model shall fall within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides an embodiment: an assembled reinforced steel truss floor deck with support, comprising:

[0022] A bottom mold 1, the top of the bottom mold 1 is provided with a bottom plate 2 with equal spacing, and lower chord steel bars 4 are provided on both sides of the surface of the bottom plate 2, and horizontal steel bars 7 are welded to both ends of the bottom plate 2 below the lower chord steel bars 4, and the horizontal steel bars 7 are welded to the lower chord steel bars 4, an upper chord steel bar 3 is provided above the bottom plate 2, and web bars 5 with equal spacing are welded between the upper chord steel bars 3 and the lower chord steel bars 4, both ends of the upper chord steel bars 3 are welded with vertical steel bars 6, and the bottom ends of the vertical steel bars 6 are welded to the bottom plate 2, the top of the bottom mold 1 is provided with first mounting holes 101 with equal spacing, and the bottom end of the bottom mold 1 is provided with second mounting holes 102 with equal spacing;

[0023] Support structure 8, the support structure 8 is arranged on both sides of the bottom end of the bottom mold 1, the support structure 8 includes a support plate 801, a support seat 804, and a threaded support rod 806, the support seat 804 is arranged at the bottom end of the bottom mold 1, the support plate 801 is arranged on one side of the support seat 804, the threaded support rod 806 is penetrated inside the support seat 804, and the threaded support rod 806 is threadedly connected to the support seat 804, and one end of the threaded support rod 806 is connected to the support plate 801 through a bearing;

[0024] When in use, the steel truss floor deck is placed on the main beam of the building, and then the threaded support rod 806 is rotated to make one end of it extend out from the support seat 804 and push the support plate 801 to move horizontally, and the distance between the support plate 801 and the support seat 804 is adjusted so that the support plate 801 is close to the surface of the main beam, and then the positioning bolt 803 inside the positioning hole 802 is screwed into the main beam, so that the steel truss floor deck can be supported, and then concrete is poured on the steel truss floor deck. Finally, the mounting bolt 805 is removed from the second mounting hole 102, and the support seat 804 is separated from the bottom mold 1, and the supporting structure 8 can be removed as a whole. The steel truss floor deck has a self-supporting function, uses a small amount of steel, has a small amount of erection and dismantling engineering, has high construction efficiency, and the supporting structure 8 is reusable and low in cost.

[0025] A first through hole 9 is provided inside the bottom mold 1 below the bottom plate 2, and a second through hole 10 is provided inside the bottom plate 2 at the position of the first through hole 9 for installing the assembly bolt 11;

[0026] A locking sleeve 13 is disposed outside the lower chord steel bar 4, and a screw 14 is disposed at the bottom end of the locking sleeve 13. The screw 14 penetrates the bottom plate 2 and is threadedly connected to the first mounting hole 101 to further fix the lower chord steel bar 4.

[0027] The support structure 8 further includes a positioning hole 802, a positioning bolt 803, and a mounting bolt 805. The positioning hole 802 is arranged at the bottom of the support plate 801, and the positioning bolt 803 is arranged inside the positioning hole 802 to facilitate fixing the support plate 801.

[0028] The mounting bolts 805 are both arranged on both sides of the top of the support base 804, and the mounting bolts 805 are threadedly connected with the second mounting holes 102, so as to facilitate fixing the support base 804;

[0029] The first through hole 9 and the second through hole 10 are provided with assembly bolts 11, and both ends of the assembly bolts 11 are threadedly connected with nuts 12 for assembly of the floor decking;

[0030] The locking sleeve 13 is in a “J”-shaped structure and is tightly engaged with the lower chord steel bar 4 .

[0031] When the embodiment of the present application is in use: first, the steel truss floor decking is mainly composed of a bottom mold 1, a bottom plate 2, an upper chord steel bar 3, a lower chord steel bar 4, a web steel bar 5, a vertical steel bar 6, a horizontal steel bar 7, and a supporting structure 8, wherein the bottom mold 1, the bottom plate 2, the upper chord steel bar 3, the lower chord steel bar 4, the web steel bar 5, the vertical steel bar 6, and the horizontal steel bar 7 are the main parts of the steel truss floor decking, and the supporting structure 8 is the supporting part of the steel truss floor decking. Specifically, a skeleton composed of the bottom plate 2, the upper chord steel bar 3, the lower chord steel bar 4, the web steel bar 5, the vertical steel bar 6, and the horizontal steel bar 7 is located on the upper surface of the bottom mold 1, and the assembly bolts 11 are passed through the first through holes 9 and the second through holes 10, and then fixed by nuts 12, so that the skeleton can be fixed on the bottom mold 1, and then the locking sleeve 13 is put on the outside of the lower chord steel bar 4, and it is fixed in the first mounting hole 101 by screws 14, and the locking sleeve 13 The skeleton is further locked to make it more solid, and an assembled installation method is adopted to facilitate on-site assembly by workers. Then, the steel truss floor deck is placed on the main beam of the building, and then the threaded support rod 806 is rotated so that one end of it extends out from the support seat 804 and pushes the support plate 801 to move horizontally, and the distance between the support plate 801 and the support seat 804 is adjusted so that the support plate 801 is close to the surface of the main beam, and then the positioning bolt 803 inside the positioning hole 802 is screwed into the main beam, so that the steel truss floor deck can be supported, and then concrete is poured on the steel truss floor deck, and finally, the mounting bolt 805 is removed from the second mounting hole 102, the support seat 804 is disassembled from the bottom formwork 1, and the supporting structure 8 can be removed as a whole. The steel truss floor deck has its own supporting function, uses a small amount of steel, has a small amount of erection and dismantling engineering, has high construction efficiency, and the supporting structure 8 is reusable and low in cost.

[0032] Obviously, the embodiments described above are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0033] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0034] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An assembled reinforced truss floor deck with support, characterized in that: include: A bottom mold (1), wherein the top of the bottom mold (1) is provided with a bottom plate (2) at equal intervals, and lower chord steel bars (4) are provided on both sides of the surface of the bottom plate (2), and horizontal steel bars (7) are welded to both ends of the bottom plate (2) below the lower chord steel bars (4), and the horizontal steel bars (7) are welded to the lower chord steel bars (4), an upper chord steel bar (3) is provided above the bottom plate (2), and web bars (5) at equal intervals are welded between the upper chord steel bars (3) and the lower chord steel bars (4), vertical steel bars (6) are welded to both ends of the upper chord steel bars (3), and the bottom ends of the vertical steel bars (6) are welded to the bottom plate (2), the top of the bottom mold (1) is provided with first mounting holes (101) at equal intervals, and the bottom end of the bottom mold (1) is provided with second mounting holes (102) at equal intervals; A support structure (8), wherein the support structure (8) is arranged on both sides of the bottom end of the bottom mold (1), and the support structure (8) comprises a support plate (801), a support seat (804), and a threaded support rod (806). The support seat (804) is arranged at the bottom end of the bottom mold (1), the support plate (801) is arranged on one side of the support seat (804), the threaded support rod (806) is passed through the interior of the support seat (804), and the threaded support rod (806) is threadedly connected to the support seat (804), and one end of the threaded support rod (806) is connected to the support plate (801) via a bearing.

2. The assembled reinforced steel truss floor deck with support according to claim 1 is characterized in that: A first through hole (9) is arranged inside the bottom mold (1) below the bottom plate (2), and a second through hole (10) is arranged inside the bottom plate (2) at the position of the first through hole (9).

3. The assembled reinforced steel truss floor deck with support according to claim 1 is characterized in that: A locking sleeve (13) is provided on the outside of the lower chord steel bar (4), and a screw (14) is provided at the bottom end of the locking sleeve (13), and the screw (14) passes through the bottom plate (2) and is threadedly connected to the first mounting hole (101).

4. The assembled reinforced steel truss floor deck with support according to claim 1 is characterized in that: The support structure (8) further comprises a positioning hole (802), a positioning bolt (803), and a mounting bolt (805); the positioning hole (802) is arranged at the bottom of the support plate (801), and the positioning bolt (803) is arranged inside the positioning hole (802).

5. The assembled reinforced steel truss floor deck with support according to claim 4 is characterized in that: The mounting bolts (805) are both arranged on both sides of the top of the support seat (804), and the mounting bolts (805) are threadedly connected to the second mounting holes (102).

6. The assembled reinforced steel truss floor deck with support according to claim 2 is characterized in that: The first through hole (9) and the second through hole (10) are provided with assembly bolts (11) therein, and nuts (12) are threadedly connected at both ends of the assembly bolts (11).

7. The assembled reinforced steel truss floor deck with support according to claim 3 is characterized in that: The lock sleeve (13) is in a "J"-shaped structure.

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