CN211548377U

CN211548377U - Linear beam

Info

Publication number: CN211548377U
Application number: CN201922365664.9U
Authority: CN
Inventors: 沈仲文; 沈小华
Original assignee: Hubei Younaide Energy Saving And Environment Prot Technology Co ltd
Current assignee: Hubei Younaide Energy Saving And Environment Prot Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-22
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to a linear beam, which comprises a rectangular concrete main beam body and pre-embedded connecting pieces arranged at the two sides of the concrete main beam body, wherein trapezoidal grooves are formed at the two sides of the concrete main beam body, and splicing holes which longitudinally penetrate through the concrete main beam body are formed on the concrete main beam body; the embedded connecting piece stretches out from the trapezoidal groove and extends to the outer portion of the concrete main beam body, and a connecting hook is arranged at the end portion of the embedded connecting piece. The horizontal beam utilizes the trapezoid notch to facilitate the end part of the beam body to be brought into the wallboard, the floor slab or the adjacent beam and form gradual tight assembly; the trapezoid-shaped groove can accommodate more concrete pouring materials at the inner side and the lateral side, so that the splicing and joint combination is firmer; the bearing and supporting capacity of the girder body and the integral rigidity of the girder body are improved by strengthening the truss; the side tripod enables the embedded connecting piece and the beam body to be combined into a whole, and ensures the firm connection of the assembled wallboard, floor slab or adjacent beam.

Description

Linear beam

Technical Field

The utility model relates to a building field, concretely relates to a word roof beam.

Background

The assembly building planning is intensively released since 2015, an industrial building evaluation standard is released at the end of 2015, the 2016 is decided to comprehensively popularize the assembly buildings nationwide, and breakthrough progress is achieved; the building department of 11/14 th of 2015 provides a building industry modernization development outline, and the assembled building accounts for more than 20% of the newly-built building in 2020 to more than 50% of the newly-built building in 2025.

The existing precast assembled beam is mainly composed of a concrete main body and embedded connecting ribs on two sides, and has the following defects: (1) the frame mould is spliced with the adjacent side wall plate, the floor slab or the beam body in a splicing and aligning way, and even if the frame mould is filled with concrete for joint filling and lap joint, the firm rigidity of the joint is still not ideal; (2) the transverse face stress and the longitudinal support strength of the beam concrete structure main body are completely determined by the volume and the grade of the cement; (3) the embedded connecting piece is easy to be separated from the main body under the condition of durable stress.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the beam overcomes the defects of the existing prefabricated assembled beam, and provides the linear beam which is firmly combined with the assembled component, has good bearing and supporting performance and ideal strength.

In order to solve the technical problem, the linear beam comprises a rectangular concrete main beam body and embedded connecting pieces arranged on two sides of the concrete main beam body, wherein trapezoidal grooves are formed in two sides of the concrete main beam body, and splicing holes longitudinally penetrating through the concrete main beam body are formed in the concrete main beam body; the embedded connecting piece stretches out from the trapezoidal groove and extends to the outer portion of the concrete main beam body, and a connecting hook is arranged at the end portion of the embedded connecting piece.

Specifically, the length, width and height of the concrete main beam body are 2715 multiplied by 160 multiplied by 200 mm; the length of the exposed part of the embedded connecting piece is 360mm, the radius of the cambered surface of the connecting hook is 20mm, and the length of the return section of the connecting hook is 20 mm; the width of the notch of the trapezoid groove is 70mm, the width of the groove bottom is 55mm, and the groove depth is 160 mm; the diameter of the assembly hole is 25 mm.

Specifically, the assembling holes are arranged at intervals of 405mm and 500mm, and the distance between the assembling hole at the outermost end and the outer end of the concrete main beam body is 250 mm.

In order to improve the structural strength of the beam body serving as a connecting member of the wallboard and the floor slab, a reinforced truss is pre-embedded in the concrete main beam body.

Further, the reinforced truss comprises triangular frames at two ends and a square frame in the middle.

In order to improve the bearing performance of a horizontal surface and the structural rigidity in the vertical direction, a cross arm reinforcing rib is arranged in an upper horizontal frame of the square frame; diagonal bracing reinforcing ribs are arranged in the vertical frame of the square frame.

Furthermore, the welding point of the cross arm reinforcing rib and the upper horizontal frame of the square frame corresponds to the welding point of the inclined pull supporting reinforcing rib and the vertical frame of the square frame.

In order to enable the embedded connecting piece to be firmly embedded in the concrete main body, the embedded end of the embedded connecting piece in the concrete main beam body is connected (tied or welded) with the tripod.

The utility model discloses the beneficial effect of a word roof beam does:

(1) the trapezoidal notch is used for facilitating the end part of the beam body to be accommodated into the wallboard, the floor slab or the adjacent beam and forming gradual tight assembly;

(2) the bearing and supporting capacity of the girder body and the integral rigidity of the girder body are improved by strengthening the truss;

(3) the side tripod enables the embedded connecting piece and the beam body to be combined into a whole, and ensures the firm connection of the assembled wallboard, floor slab or adjacent beam.

Drawings

The utility model discloses a line roof beam is explained further below with the accompanying drawing:

fig. 1 is a schematic front plan view of the present in-line beam embodiment 1;

fig. 2 is a schematic top plan view of the in-line beam embodiment 1;

fig. 3 is a schematic perspective view of the in-line beam embodiment 1;

fig. 4 is a front perspective structural view of the present linear beam embodiment 2 (the solid line portion is a visual structure, and the broken line portion is a perspective structure);

fig. 5 is a schematic top perspective view of the linear beam embodiment 2 (the solid line portion is a visible structure, and the dashed line portion is a perspective structure).

In the figure:

1-concrete main beam body, 2-embedded connecting piece, 3-trapezoidal groove, 4-splicing hole and 5-strengthening truss;

21-connecting hook, 51-tripod, 52-square frame, 53-cross arm reinforcing rib and 54-diagonal bracing reinforcing rib.

Detailed Description

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and 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 therefore, should not be construed as limiting the present invention.

Embodiment 1: as shown in fig. 1 to 3, the in-line beam includes a rectangular concrete main beam body 1 and pre-embedded connectors 2 disposed on two sides of the concrete main beam body 1, wherein trapezoidal grooves 3 are formed on two sides of the concrete main beam body 1, and assembling holes 4 longitudinally penetrating through the concrete main beam body 1 are formed on the concrete main beam body 1; the embedded connecting piece 2 extends out of the trapezoidal groove 3 and extends to the outside of the concrete main beam body 1, and the end part of the embedded connecting piece 2 is provided with a connecting hook 21.

The length, width and height of the concrete main beam body 1 are 2715 multiplied by 160 multiplied by 200 mm; the length of the exposed part of the embedded connecting piece 2 is 360mm, the radius of the cambered surface of the connecting hook 21 is 20mm, and the length of the return section folded backwards is 20 mm; the width of the notch of the trapezoidal groove 3 is 70mm, the width of the groove bottom is 55mm, and the groove depth is 160 mm; the diameter of the splicing hole 4 is 25 mm.

The assembling holes 4 are arranged at intervals of 405mm and 500mm, and the distance between the assembling hole 4 at the outermost end and the outer end of the concrete main beam body 1 is 250 mm.

Embodiment 2: as shown in fig. 4 and 5: the reinforced truss 5 is embedded in the concrete main beam body 1. The reinforcing truss 5 includes tripods 51 at both ends and a square frame 52 in the middle. The lifting beam body is used as the structural strength of the connecting member of the wall plate and the floor slab. A cross arm reinforcing rib 53 is arranged in the upper horizontal frame of the square frame 52; diagonal bracing reinforcing ribs 54 are arranged in the vertical frames of the square frame 52. Horizontal surface bearing performance and vertical structural rigidity are improved. The welding point of the cross arm reinforcing rib 53 and the horizontal frame on the square frame 52 corresponds to the welding point of the inclined pull supporting reinforcing rib 54 and the vertical frame of the square frame 52. The transverse and longitudinal force points are collected. The embedded end of the embedded connecting piece 2 in the concrete girder body 1 is connected with the tripod 51. The embedded connecting pieces and the truss are connected into a whole and embedded in a bundling or welding mode. The remaining components and structures are as described in embodiment 1, but omitted.

The horizontal beam utilizes the trapezoid notch to facilitate the end part of the beam body to be brought into the wallboard, the floor slab or the adjacent beam and form gradual tight assembly; the trapezoid-shaped groove can accommodate more concrete pouring materials at the inner side and the lateral side, so that the splicing and joint combination is firmer; the bearing and supporting capacity of the girder body and the integral rigidity of the girder body are improved by strengthening the truss; the side tripod enables the embedded connecting piece and the beam body to be combined into a whole, and ensures the firm connection of the assembled wallboard, floor slab or adjacent beam.

The above description shows the main features, the basic principles, and the advantages of the invention. It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments or examples, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The foregoing embodiments or examples are therefore to be considered in all respects illustrative and not restrictive. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A kind of word roof beam, its characteristic is: comprises a rectangular concrete main beam body (1) and pre-embedded connecting pieces (2) arranged at two sides of the concrete main beam body (1), wherein,

trapezoidal grooves (3) are formed in two sides of the concrete main beam body (1), and splicing holes (4) longitudinally penetrating through the concrete main beam body (1) are formed in the concrete main beam body (1);

the embedded connecting piece (2) stretches out from the trapezoidal groove (3) and extends to the outside of the concrete main beam body (1), and a connecting hook (21) is arranged at the end part of the embedded connecting piece (2).

2. The in-line beam of claim 1, wherein: the length, width and height of the concrete main beam body (1) are 2715 multiplied by 160 multiplied by 200 mm; the length of the exposed part of the embedded connecting piece (2) is 360mm, the radius of the cambered surface of the connecting hook (21) is 20mm, and the length of the return section is 20 mm; the width of the notch of the trapezoidal groove (3) is 70mm, the width of the groove bottom is 55mm, and the groove depth is 160 mm; the diameter of the assembling hole (4) is 25 mm.

3. The in-line beam of claim 2, wherein: the assembling holes (4) are arranged at intervals of 405mm and 500mm, and the distance between the assembling hole (4) at the outermost end and the outer end of the concrete main beam body (1) is 250 mm.

4. A word beam according to any one of claims 1 to 3 wherein: and a reinforced truss (5) is embedded in the concrete main beam body (1).

5. The in-line beam of claim 4, wherein: the strengthening truss (5) comprises tripods (51) at two ends and a square frame (52) in the middle.

6. The in-line beam of claim 5, wherein: a cross arm reinforcing rib (53) is arranged in the upper horizontal frame of the square frame (52); diagonal bracing reinforcing ribs (54) are arranged in the vertical frame of the square frame (52).

7. The in-line beam of claim 6, wherein: the welding points of the horizontal frame on the cross arm reinforcing ribs (53) and the square frame (52) correspond to the welding points of the diagonal bracing reinforcing ribs (54) and the vertical frame of the square frame (52).

8. The in-line beam of claim 7, wherein: the embedded end of the embedded connecting piece (2) in the concrete main beam body (1) is connected with the tripod (51).