CN215519419U

CN215519419U - Floor support plate

Info

Publication number: CN215519419U
Application number: CN202122020463.2U
Authority: CN
Inventors: 刘金峰; 杨树波; 张守涛; 孟圣钧; 滕云飞; 陈元琳; 郭长明; 张传磊; 陈祥贵; 刘翔; 高杰; 李瑶; 王安全; 张宁; 焦云峰; 尚勇志; 孙涛
Original assignee: Rizhao Huihai Building Materials Technology Co ltd
Current assignee: Rizhao Huihai Building Materials Technology Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-01-14
Anticipated expiration: 2031-08-26

Abstract

The utility model provides a floor support plate, which adopts the following scheme: the truss structure comprises a plurality of trusses and a bottom plate, wherein the trusses are arranged on the bottom plate at intervals, the trusses are installed on the bottom plate through connecting pieces, and the connecting pieces are arranged in a plurality along the longitudinal direction of the trusses; the truss comprises an upper chord, a web member and two lower chord, the web member connects the upper chord and the lower chord together, the connecting piece comprises an upper supporting part, an intermediate connecting part and a lower flange part, the two sides of the upper supporting part are connected with the lower flange part through the intermediate connecting part, the upper supporting part is connected with the two lower chords, the lower flange part protrudes outwards from the intermediate connecting part, the upper part of the bottom plate is provided with a blind hole, the lower flange part is connected with the bottom plate through a fastener, and the fastener stretches into the blind hole. Need not the upset bottom plate and carry out the processing of nail hole, directly from upper portion installation fastener can, the installation is simple swift, connect firm, efficiency improves by a wide margin, practices thrift the cost.

Description

Floor support plate

Technical Field

The utility model relates to the field of buildings, in particular to a floor support plate.

Background

At present, the prefabricated building can be industrially produced and can be vigorously applied in the industry, most prefabricated components and parts are standardized and serialized, and the prefabricated building can be produced and prepared in a factory, particularly prefabricated stairs and floor plates are popularized in a large quantity, so that the prefabricated building has a positive promotion effect on the development of the prefabricated building. In recent years, floor plates are widely used in the building industry, and have the advantages of convenient transportation and construction, capability of designing buildings according to traditional reinforced concrete floors, no need of post-cast strips, indoor clear height guarantee and the like.

For example, the chinese patent No. 202022343074.9 provides a truss floor slab, which is connected to a bottom plate by a connecting member by installing cavity members on two lower chords at the bottom of the truss, and since a protective layer is required, the cavity members are used for raising the floor slab, and after raising the floor slab, the other surface of the floor slab is fixed by a bolt penetrating the slab or is connected by a connecting member by forming a blind hole on the bottom plate, so that the joint force between the point and the slab is ensured to have a certain thickness. Firstly, when bolts penetrate from the bottom of a bottom plate and are connected to a cavity part, the bolts are installed only by turning the bottom plate, namely, the bottom plate needs to be turned over during production, and because the bolts are used as a floor surface, nail holes below the bottom plate need to be processed after the bottom plate is supported, which wastes time and labor; in addition, when the blind hole is drilled on the bottom plate, the connecting piece is utilized to stretch into the blind hole to connect the cavity piece to the bottom plate, the cavity piece is regular and three-dimensional, so that the installation of the drilling and the connecting piece is not facilitated, the connection is difficult to be compact and firm, the cavity piece is installed on each lower chord, the quantity is large, the adjustment is difficult during the deviation, the operation is inconvenient, the efficiency is low, and the cost is greatly increased. This is the current state of the art.

Therefore, in view of the current situation of the prior art, it is an urgent need to solve the problem of developing a floor support plate with convenient installation and high efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a floor support plate, which adopts the technical scheme that: a floor support plate comprises a plurality of trusses and a bottom plate, wherein the trusses are arranged on the bottom plate at intervals and are installed on the bottom plate through connecting pieces, and the connecting pieces are arranged in a plurality along the longitudinal direction of the trusses; the truss comprises an upper chord, a web member and two lower chord, the web member connects the upper chord and the lower chord together, the connecting piece comprises an upper supporting part, an intermediate connecting part and a lower flange part, the two sides of the upper supporting part are connected with the lower flange part through the intermediate connecting part, the upper supporting part is connected with the two lower chords, the lower flange part protrudes outwards from the intermediate connecting part, the upper part of the bottom plate is provided with a blind hole, the lower flange part is connected with the bottom plate through a fastener, and the fastener stretches into the blind hole. The connecting piece is horizontal to the truss, be basic vertically relation, realize forming the protective layer for the bed hedgehopping apart from the bottom plate take the altitude through middle connecting portion, be used for connecting two lower chords and then supporting the truss through last supporting part, be used for using the fastener to fasten the connecting piece on the bottom plate from upper portion installation downwards through lower flange portion, because lower flange portion is the edge of a wing that comes for the protrusion, do benefit to the installation of fastener, the operation of being convenient for, simultaneously, need not to overturn the bottom plate and carry out the processing of nail hole, directly from upper portion installation fastener can, the installation is simple swift, connect firmly, the efficiency improves by a wide margin, and the cost is saved.

Further, the upper supporting portion is wider than the width between the two lower chords, and the lower flange portions on both sides of the upper supporting portion are respectively located on both sides of the two lower chords. Go up the supporting part and can support two lower chords, and lower flange portion is located the outside of lower chord, can not produce the interference to the installation fastener, does benefit to the installation.

Furthermore, the connecting piece is a sheet metal part formed by bending.

Further, the lower chord is located above the upper supporting part, and the lower chord and the upper supporting part are welded together.

Further, the lower chord is located below the upper supporting part, and the lower chord and the upper supporting part are welded together.

Further, the connecting member includes an upper plate and a lower plate, two lower chords being sandwiched between the upper plate and the lower plate, the upper plate and the lower plate forming an upper support portion at a position where the lower chords are sandwiched. The lower chord is connected and supported by the clamping mode of the upper plate and the lower plate, so that the adjustment is convenient, the welding is not needed, the workload is saved, and the assembly efficiency is improved.

Further, the upper plate includes first upper plate, first intermediate lamella and first pterygoid lamina, the both sides of first upper plate are connected with first pterygoid lamina through first intermediate lamella, the lower plate includes second upper plate, second intermediate lamella and second pterygoid lamina, the both sides of second upper plate are connected with the second pterygoid lamina through the second intermediate lamella, and two lower chord members press from both sides between first upper plate and second upper plate, supporting part is formed in the cooperation of first upper plate and second upper plate, first pterygoid lamina presses on second pterygoid lamina upper portion, the second pterygoid lamina is pressed on the bottom plate, flange portion under first pterygoid lamina and the cooperation of second pterygoid lamina form, the fastener passes lower flange portion and connects on the bottom plate.

Further, the fastener is a nail body with a screw.

According to the technical scheme, the utility model has the following advantages:

this scheme provides a building carrier plate, the connecting piece is horizontal and the truss, be basic vertically relation, realize forming the protection layer for the bed hedgehopping apart from the bottom plate take the altitude through middle connecting portion, be used for connecting two lower chords and then the support truss through last supporting part, be used for using the fastener to fasten the connecting piece on the bottom plate from upper portion installation downwards through lower flange portion, because the flange that lower flange portion was outstanding comes, do benefit to the installation of fastener, be convenient for operate, simultaneously, need not to overturn the bottom plate and carry out the processing of nail hole, directly from upper portion installation fastener can, the installation is simple swift, it is firm to connect, efficiency improves by a wide margin, and the cost is saved. Furthermore, one proposal is that only a lower plate is used, the lower plate and the steel bar truss are firmly welded by using an automatic machine, and then the lower plate and the calcium silicate board bottom plate are fixed by using self-tapping screws with enlarged screw teeth. The other scheme is that the lower chord is connected and supported by the clamping mode of the upper plate and the lower plate, so that the adjustment is convenient, the welding is not needed, the workload is saved, and the assembly efficiency is improved.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Figure 1 is an isometric view of embodiment 2 of the present invention.

Fig. 2 is a front view of embodiment 2 of the present invention.

Fig. 3 is an enlarged view of the right side of embodiment 2 of the present invention.

Figure 4 is an isometric view of embodiment 3 of the present invention.

Fig. 5 is an enlarged view of the right side of embodiment 3 of the present invention.

Figure 6 is an isometric view of embodiment 4 of the present invention.

Fig. 7 is an enlarged view of the right side of embodiment 4 of the present invention.

In the figure, 1, a bottom plate, 2, a truss, 3, a connecting piece, 4, a fastener, 5, an upper plate, 6, a lower plate, 21, an upper chord, 22, a web member, 23, a lower chord, 31, an upper supporting part, 32, an intermediate connecting part, 33, a lower flange part, 51, a first upper plate, 52, a first intermediate plate, 53, a first wing plate, 61, a second upper plate, 62, a second intermediate plate, 63 and a second wing plate.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.

Detailed description of the preferred embodiment 1

As shown in fig. 1 to 7, the present embodiment provides a floor deck, which mainly includes a plurality of trusses 2 and a bottom plate 1, the trusses 2 are arranged on the bottom plate 1 at intervals, the trusses 2 are installed on the bottom plate 1 through connecting pieces 3, and the connecting pieces 3 are arranged in plurality along the longitudinal direction of the trusses 2; the truss 2 comprises an upper chord member 21, a web member 22 and two lower chord members 23, the web member 22 connects the upper chord member 21 and the lower chord members 23 together, the connecting member 3 comprises an upper supporting part 31, a middle connecting part 32 and a lower flange part 33, two sides of the upper supporting part 31 are connected with the lower flange part 33 through the middle connecting part 32, the upper supporting part 31 is connected with the two lower chord members 23, the lower flange part 33 protrudes out of the middle connecting part 32, a blind hole is arranged on the upper part of the bottom plate 1, the lower flange part 33 is connected with the bottom plate 1 through a fastening member 4, and the fastening member 4 extends into the blind hole. The upper support portion 31 is wider than the width between the two lower chords 23, and the lower flange portions 33 on both sides thereof are located on both sides of the two lower chords 23, respectively. The upper support portion 31 can support both the lower chords 23, and the lower flange portion 33 is located outside the lower chords 23, so that the installation of the fastener 4 is facilitated without interference. Connecting piece 3 is the sheet metal component that forms for buckling in this scheme. Connecting piece 3 is horizontal to truss 2, be the basically perpendicular relation, realize forming the protection layer for the bed hedgehopping apart from bottom plate 1 take the altitude through intermediate junction portion 32, be used for connecting two lower chords 23 and then support truss 2 through last supporting part 31, be used for using fastener 4 to fasten connecting piece 3 on bottom plate 1 from the installation downwards of upper portion through lower flange portion 33, because lower flange portion 33 is the flange that comes out, do benefit to the installation of fastener 4, the operation of being convenient for, simultaneously, need not to overturn bottom plate 1 and carry out the processing of nail hole, it can directly to install fastener 4 from upper portion, the installation is simple swift, it is firm to connect, efficiency improves by a wide margin, and cost is saved.

In addition, the fastener 4 used in the present embodiment is preferably a screw body with a screw, which belongs to a customized screw body, and the screw surface of the screw thread is enlarged to make the connection more firm.

Detailed description of the preferred embodiment 2

As shown in fig. 1 to fig. 3, the present embodiment is a further improvement on embodiment 1, and the improvement point is: the lower chord 23 is positioned above the upper support part 31, and the lower chord 23 is welded to the upper support part 31.

Detailed description of preferred embodiments 3

As shown in fig. 4 and 5, the present embodiment is a further improvement on embodiment 1, and the improvement points are as follows: the lower chord 23 is positioned below the upper support part 31, and the lower chord 23 is welded to the upper support part 31.

Detailed description of preferred embodiments 4

As shown in fig. 6 and 7, the present embodiment is a further improvement on embodiment 1, and the improvement points are as follows: the connecting member 3 includes an upper plate 5 and a lower plate 6, two lower chords 23 are sandwiched between the upper plate 5 and the lower plate 6, and the upper plate 5 and the lower plate 6 form an upper support portion 31 at a position where the lower chords 23 are sandwiched. Wherein, the upper plate 5 comprises a first upper plate 51, a first middle plate 52 and a first wing plate 53, two sides of the first upper plate 51 are connected with the first wing plate 53 through the first middle plate 52, the lower plate 6 comprises a second upper plate 61, a second middle plate 62 and a second wing plate 63, two sides of the second upper plate 61 are connected with the second wing plate 63 through the second middle plate 62, two lower chords 23 are clamped between the first upper plate 51 and the second upper plate 61, the first upper plate 51 and the second upper plate 61 are matched to form the upper supporting part 31, the first wing plate 53 is pressed on the upper part of the second wing plate 63, the second wing plate 63 is pressed on the bottom plate 1, the first wing plate 53 and the second wing plate 63 are matched to form the lower wing part 33, and the fastener 4 passes through the lower wing part 33 to be connected on the bottom plate 1. The lower chord 23 is connected and supported in a manner of clamping the upper plate 5 and the lower plate 6, so that the adjustment is convenient, the welding is not needed, the workload is saved, and the assembly efficiency is improved.

The terms "upper", "lower", "outside", "inside", and the like in the description and claims of the present invention and the above-described drawings (if any) are used for distinguishing relative positions without necessarily being construed qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The floor support plate is characterized by comprising a plurality of trusses (2) and a bottom plate (1), wherein the trusses (2) are arranged on the bottom plate (1) at intervals, the trusses (2) are installed on the bottom plate (1) through connecting pieces (3), and the connecting pieces (3) are arranged in a plurality along the longitudinal direction of the trusses (2); truss (2) are including last chord member (21), web member (22) and two lower chord members (23), and web member (22) link together last chord member (21) and lower chord member (23), connecting piece (3) are including last supporting part (31), intermediate junction portion (32) and lower flange portion (33), the both sides of going up supporting part (31) are passed through intermediate junction portion (32) and are connected with lower flange portion (33), go up supporting part (31) and be connected with two lower chord members (23), lower flange portion (33) outwards salient in intermediate junction portion (32), bottom plate (1) upper portion is provided with the blind hole, lower flange portion (33) are connected with bottom plate (1) through fastener (4), fastener (4) stretch into in the blind hole.

2. Floor deck according to claim 1, characterized in that the upper support part (31) is wider than the width between the two lower chords (23), and that the lower flange parts (33) on both sides thereof are located on both sides of the two lower chords (23), respectively.

3. Floor deck according to claim 2, characterized in that the connecting elements (3) are bent sheet metal parts.

4. Floor deck according to claim 3, characterized in that the lower chord (23) is located above the upper support (31), the lower chord (23) being welded to the upper support (31).

5. Floor deck according to claim 3, characterized in that the lower chord (23) is located below the upper support (31), the lower chord (23) being welded to the upper support (31).

6. Floor deck according to claim 1 or 2, characterized in that the connecting members (3) comprise an upper plate (5) and a lower plate (6), and that two lower chords (23) are clamped between the upper plate (5) and the lower plate (6).

7. Floor deck according to claim 6, characterized in that the upper plate (5) comprises a first upper plate (51), a first intermediate plate (52) and a first wing plate (53), the first upper plate (51) being connected on both sides to the first wing plate (53) by means of the first intermediate plate (52), the lower plate (6) comprises a second upper plate (61), a second intermediate plate (62) and a second wing plate (63), the second upper plate (61) being connected on both sides to the second wing plate (63) by means of the second intermediate plate (62), the two lower chords (23) being sandwiched between the first upper plate (51) and the second upper plate (61), the first upper plate (51) and the second upper plate (61) cooperating to form the upper support (31), the first wing plate (53) being pressed against the second wing plate (63), the second wing plate (63) being pressed against the bottom plate (1), the first wing plate (53) and the second wing plate (63) cooperating to form the edge (33), the fastener (4) passes through the first wing plate (53) and the second wing plate (63) and is connected to the bottom plate (1).

8. Floor deck according to claim 1 or 2, characterized in that the fastening means (4) is a shank with a screw.