CN211548378U - T-shaped beam - Google Patents

Abstract

The utility model relates to a T-shaped beam, which comprises a T-shaped concrete main beam body and two sets of pre-embedded connecting pieces arranged at both ends of the concrete main beam body. The beam arm, the second horizontal beam arm, the vertical beam arm and the intersection column, the outer ends of the first horizontal beam arm, the second horizontal beam arm and the vertical beam arm are all provided with trapezoidal grooves. Both the horizontal beam arm and the vertical beam arm are provided with assembling holes longitudinally penetrating the concrete main beam body; the pre-embedded connector protrudes from the trapezoidal groove and extends to the outside of the corresponding beam arm, and the end of the pre-embedded connector With connecting hook. This T-shaped beam uses trapezoidal notch to facilitate the end of the beam body to be incorporated into the wall plate, floor slab or adjacent beam and form a gradually tightening assembly; the overall rigidity of the beam body is improved by strengthening the truss, and the supporting capacity of the beam body is improved by additional ribs for different parts. ; The independent densely distributed truss of the junction makes the junction have the function of implicitly stressed beams and columns.

Description

A T-beam

technical field

The utility model relates to the field of building materials, in particular to a T-shaped beam.

Background technique

The prefabricated building plan has been introduced intensively since 2015. At the end of 2015, the "Industrialized Building Evaluation Standard" was released, and it was decided to comprehensively promote prefabricated buildings nationwide in 2016, and made breakthroughs; The Development Outline plans that by 2020, prefabricated buildings will account for more than 20% of new buildings, and by 2025, prefabricated buildings will account for more than 50% of new buildings.

The existing T-shaped beams are mostly composed of concrete T-shaped main bodies and pre-embedded connecting ribs at the outer ends, which have the following defects: (1) The assembly and alignment of the adjacent side wall panels, floor slabs or beams, even if the frame mold is poured Concrete caulking and lap joint, the rigidity of the joints is still not ideal; (2) the transverse surface force of the main body of the beam concrete structure and the strength of the longitudinal support are completely determined by the volume and label of the cement; (3) the three short The longitudinal support force of the wall intersection as the main load-bearing part is insufficient; (4) the embedded connector is easy to come out of the main body under the condition of prolonged stress.

Utility model content

The technical problem to be solved by the utility model is: to overcome the above-mentioned defects of the existing T-shaped assembled beam, and to provide a T-shaped beam that is firmly combined with the assembled component, has sufficient longitudinal support force at the main load-bearing part, and has ideal self-strength.

In order to solve the above-mentioned technical problems, the T-shaped beam includes a T-shaped concrete main beam body and two groups of pre-embedded connectors arranged at both ends of the concrete main beam body, wherein the first concrete main beam body is integrally formed. The horizontal beam arm, the second horizontal beam arm, the vertical beam arm and the intersection column, the outer ends of the first horizontal beam arm, the second horizontal beam arm and the vertical beam arm are all provided with trapezoidal grooves. The two horizontal beam arms and the vertical beam arms are provided with assembling holes longitudinally penetrating the concrete main beam body; the embedded connectors protrude from the trapezoidal grooves and extend to the outside of the corresponding beam arms, and the embedded connectors end There is a connecting hook on the part.

Specifically, the length and width of the first horizontal beam arm are 820×160mm, the length and width of the second horizontal beam arm are 830×160mm, and the length and width of the vertical beam arm are 855×160mm , the size of the intersection column is 160 × 160mm; the length of the exposed part of the embedded connector is 360mm, the radius of the curved surface of the connecting hook is 20mm, and the length of the return section is 20mm; the notch of the trapezoidal groove The width is 70mm, the width of the groove bottom is 55mm, and the groove depth is 160mm; the diameter of the assembling hole is 25mm.

Specifically, the first horizontal beam arm, the second horizontal beam arm and the intersection column are provided with four assembly holes, the four assembly holes are arranged at intervals of 405mm and 500mm, and the outermost assembly hole is connected to the first horizontal beam arm, The distance between the outer ends of the second horizontal beam arm is 250mm; the vertical beam arm is provided with two assembly holes, the distance between the two assembly holes is 405mm, and the distances between the two assembly holes and the outer end of the vertical beam arm and the outer end of the intersection column are respectively 250mm and 200mm.

In order to enhance the structural strength of the beam body as a connecting member of the wall plate and the floor plate, a strengthening truss is pre-embedded in the concrete main beam body.

In order to carry out different truss strengthening for different structural parts, the strengthening truss includes a first frame embedded in the first horizontal beam arm, the second horizontal beam arm and the vertical beam arm, The second square frame, the inner end of the first square frame is welded to the second square frame, and the tripod is welded to the outer end of the first square frame.

Further, the vertical frames on both sides of the first square frame are provided with oblique-pulling support reinforcing ribs; the vertical frames of the second square frame are provided with cross ribs.

In order to make the embedded connecting piece firmly embedded in the concrete main body, the embedded end of the embedded connecting piece in the concrete main beam body is connected with the tripod.

The beneficial effects of a T-shaped beam of the present utility model are:

(1) The trapezoidal notch is used to facilitate the end of the beam body to be incorporated into the wall panel, floor slab or adjacent beam and form a gradually tightening assembly;

(2) Improve the overall rigidity of the beam body by strengthening the truss, and improve the supporting capacity of the beam body through additional ribs for different parts;

(3) The independent densely-arranged truss at the intersection makes the intersection have the function of implicitly stressed beams and columns;

(4) The side tripod makes the embedded connector and the beam body as a whole, which ensures the firm connection of the assembled wall panels, floor slabs or adjacent beams.

Description of drawings

Below in conjunction with accompanying drawing, a kind of T-beam of the present utility model is further described:

Fig. 1 is the rear view plan structure schematic diagram of this T-beam Embodiment 1;

Fig. 2 is the side view plan structure schematic diagram of this T-beam Embodiment 1;

3 is a schematic top plan view of the T-beam Embodiment 1;

4 is a schematic three-dimensional structure diagram of Embodiment 1 of the T-shaped beam;

Fig. 5 is the rear view perspective structure schematic diagram of this T-beam Embodiment 2 (the solid line part is the visible structure, and the dotted line part is the perspective structure);

Fig. 6 is the side view perspective structure schematic diagram of this T-beam Embodiment 2 (the solid line part is the visible structure, the dotted line part is the perspective structure);

FIG. 7 is a schematic view of the top perspective structure of Embodiment 2 of the T-shaped beam (the solid line part is a visible structure, and the dotted line part is a perspective structure).

In the picture:

1- Concrete main beam body, 2- Pre-embedded connector, 3- Trapezoidal groove, 4- Assembly hole, 5- Reinforced truss;

11-First horizontal beam arm, 12-Second horizontal beam arm, 13-Vertical beam arm, 14-Intersection column, 21-Connecting hook, 51-First square frame, 52-Second square frame, 53-Triangle Frame, 54-Cable-stayed support reinforcement, 55-Cross reinforcement.

Detailed ways

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication between two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the description of the present invention, it should be understood that the terms "left", "right", "front", "rear", "top", "bottom", "inner", "outer" and the like indicate the orientation or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operation, so it cannot be construed as a limitation to the present invention.

Embodiment 1: As shown in Figures 1 to 4, the T-shaped beam includes a T-shaped concrete main beam body 1 and two groups of embedded connectors 2 arranged at both ends of the concrete main beam body 1, wherein the The first horizontal beam arm 11, the second horizontal beam arm 12, the vertical beam arm 13 and the intersection column 14 are integrally formed with the concrete main beam body 1, the first horizontal beam arm 11, the second horizontal beam arm 12 and the vertical beam arm 13. The outer ends are all provided with trapezoidal grooves 3, and the first horizontal beam arm 11, the second horizontal beam arm 12 and the vertical beam arm 13 are all provided with assembling holes 4 that penetrate the concrete main beam body 1 longitudinally; the pre-embedded connection The piece 2 protrudes from the trapezoidal groove 3 and extends to the outside of the corresponding beam arm, and the end of the embedded connecting piece 2 is provided with a connecting hook 21 .

The length and width dimensions of the first horizontal beam arm 11 are 820×160mm, the length and width dimensions of the second horizontal beam arm 12 are 830×160mm, and the length and width dimensions of the vertical beam arm 13 are 855×160mm , the size of the intersection column 14 is 160×160mm; the length of the exposed part of the embedded connector 2 is 360mm, the radius of the arc surface of the connecting hook 21 is 20mm, and the length of the return section is 20mm; the trapezoidal groove The slot width of 3 is 70mm, the width of the slot bottom is 55mm, and the slot depth is 160mm; the diameter of the assembling hole 4 is 25mm.

The first horizontal beam arm 11, the second horizontal beam arm 12 and the intersection column 14 are provided with four assembly holes 4, the four assembly holes 4 are arranged at intervals of 405mm and 500mm, and the outermost assembly hole 4 is connected to the first horizontal beam. The distance between the outer ends of the beam arm 11 and the second horizontal beam arm 12 is both 250mm; the vertical beam arm 13 is provided with two assembly holes 4, the distance between the two assembly holes 4 is 405mm, and the two assembly holes 4 and the vertical beam arm 13 The distance between the outer end and the outer end of the intersection column 14 is 250mm and 200mm, respectively.

Embodiment 2: As shown in FIGS. 5 to 7 , the concrete main beam body 1 is pre-embedded with a reinforcing truss 5 . Improve the structural strength of the beam as a connecting member of the wall and floor. The reinforcing truss 5 includes a first square frame 51 embedded in the first horizontal beam arm 11 , the second horizontal beam arm 12 and the vertical beam arm 13 , and a second square frame 52 embedded in the intersection column 14 , The inner end of the first frame 51 is welded to the second frame 52 , and the outer end of the first frame 51 is welded to a tripod 53 . The two vertical frames of the first square frame 51 are provided with diagonal-pulling support reinforcing ribs 54 ; the vertical frames of the second square frame 52 are provided with cross ribs 55 . Different truss reinforcements are carried out for different structural parts. The embedded end of the embedded connector 2 in the concrete main beam body 1 is connected to the tripod 53 . The pre-embedded connector is firmly embedded in the concrete main body. The rest of the components and structures are as described in Embodiment 1, which is omitted.

This T-shaped beam uses trapezoidal notch to facilitate the end of the beam body to be incorporated into wall panels, floor slabs or adjacent beams and form a gradual tightening assembly; the overall rigidity of the beam body is improved by strengthening the truss, and the supporting capacity of the beam body is improved by additional ribs for different parts. ;The independent densely-distributed truss at the intersection makes the intersection have the function of implicitly bearing beams and columns; the side tripod makes the embedded connector and the beam as a whole, ensuring the assembled wall, floor or adjacent. Strong connection of beams.

The above description shows the main features, basic principles, and advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments or examples, and can be implemented in other specific forms without departing from the spirit or basic features of the present invention. new. Accordingly, the above-described embodiments or examples should be considered as exemplary and not restrictive. The scope of the present invention is defined by the appended claims rather than the foregoing description, and therefore all changes that come within the meaning and range of equivalency of the claims are intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. a T-shaped beam, it is characterized in that: comprise T-shaped concrete main beam body (1) and two groups of embedded connectors (2) arranged at both ends of this concrete main beam body (1), wherein, The first horizontal beam arm (11), the second horizontal beam arm (12), the vertical beam arm (13) and the intersection column (14) are integrally formed with the concrete main beam body (1). (11), the outer ends of the second horizontal beam arm (12) and the vertical beam arm (13) are all provided with trapezoidal grooves (3), the first horizontal beam arm (11), the second horizontal beam arm (12) and the vertical beam The beam arms (13) are provided with assembling holes (4) longitudinally penetrating the concrete main beam body (1); The embedded connecting piece (2) protrudes from the trapezoidal groove (3) and extends to the outside of the corresponding beam arm, and the end of the embedded connecting piece (2) is provided with a connecting hook (21). 2. The T-beam according to claim 1, wherein the length and width of the first horizontal beam arm (11) are 820×160 mm, and the length and width of the second horizontal beam arm (12) are 820×160 mm. The width dimension is 830×160mm, the length and width dimensions of the vertical beam arm (13) are 855×160mm, and the dimension of the intersection column (14) is 160×160mm; the length of the exposed part of the embedded connector (2) is is 360mm, the radius of the curved surface of the connecting hook (21) is 20mm, and the length of the return section is 20mm; the width of the notch of the trapezoidal groove (3) is 70mm, the width of the bottom of the groove is 55mm, and the depth of the groove is 160mm; The diameter of the assembling hole (4) is 25mm. 3. The T-beam according to claim 2, wherein the first horizontal beam arm (11), the second horizontal beam arm (12) and the intersection column (14) are provided with four assembling holes ( 4), the four assembly holes (4) are arranged at intervals of 405mm and 500mm, and the distance between the outermost assembly hole (4) and the outer ends of the first horizontal beam arm (11) and the second horizontal beam arm (12) are both 250mm The vertical beam arm (13) is provided with two assembly holes (4), the distance between the two assembly holes (4) is 405mm, the two assembly holes (4) and the outer end of the vertical beam arm (13) and the intersection column (14) ) are 250mm and 200mm from the outer ends, respectively. 4. The T-beam according to any one of claims 1 to 3, characterized in that: a reinforcing truss (5) is pre-embedded in the concrete main beam body (1). 5. The T-beam according to claim 4, characterized in that: the reinforcing truss (5) comprises pre-embedded first horizontal beam arms (11), second horizontal beam arms (12) and vertical beams The first square frame (51) of the arm (13), the second square frame (52) embedded in the intersection column (14), the inner end of the first square frame (51) and the second square frame ( 52) Welding, a tripod (53) is welded to the outer end of the first square frame (51). 6. The T-beam according to claim 5, characterized in that: the vertical frames on both sides of the first square frame (51) are provided with diagonal-stayed support reinforcing ribs (54); the second square frame (52) Each vertical frame is provided with cross ribs (55). 7 . The T-beam according to claim 6 , wherein the embedded end of the embedded connector ( 2 ) in the concrete main beam body ( 1 ) is connected to the tripod ( 53 ). 8 .

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