CN217299289U

CN217299289U - Large-span section steel prestressed concrete composite beam

Info

Publication number: CN217299289U
Application number: CN202221242594.3U
Authority: CN
Inventors: 毕明宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-08-26
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a large-span shaped steel prestressed concrete composite beam belongs to composite beam technical field, including built-in fitting and pre-buried notch, the embedding of built-in fitting top is provided with pre-buried notch, and the built-in fitting top is provided with fixed establishment and connection strengthening mechanism respectively, and fixed establishment includes: supporting beam, embedding piece, fastening reinforcing bar, concreting and angle steel, the inside top embedding of pre-buried notch is provided with a supporting beam, and the integration of supporting beam below is provided with the embedding piece. The utility model discloses a set up a supporting beam, embedment, fastening reinforcing bar, concreting and angle steel, when installing the composite beam, utilize above-mentioned structure to carry out more stable connection to a supporting beam and the junction between the pre-buried roof beam, prevent that a supporting beam from receiving during strong wind influences in the use, take place to rock, and then improve the stability ability of whole device in the use, improve the quality of board house in the great area of coastal wind-force when using.

Description

Large-span section steel prestressed concrete composite beam

Technical Field

The utility model belongs to the technical field of the composite beam, specifically be a large-span shaped steel prestressed concrete composite beam.

Background

When the plate house in the area with the larger coastal wind power is built, as the function of the plate house in the area with the larger coastal wind power is more and more exquisite, the requirement on the attractiveness of the plate house in the area with the larger coastal wind power is higher and higher, great difficulty is brought to structural construction, and as the plate house in the area with the larger coastal wind power is required to be built, a large-span section steel prestressed concrete composite beam is required.

The supporting effect of the bottom of the combined beam is poor in the using process of the existing device, so that the stability of the device in the using process is caused, the connection of the existing device to the connecting parts of the beams in the using process is complicated, and the connection degree is not high stably.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the large-span section steel prestressed concrete composite beam is provided.

The utility model adopts the technical scheme as follows: a large-span section steel prestressed concrete composite beam comprises an embedded part and an embedded notch, wherein the embedded notch is embedded above the embedded part, and a fixing mechanism and a connection reinforcing mechanism are respectively arranged above the embedded part;

the fixing mechanism includes: the steel plate comprises a support beam, an embedded part, a fastening steel bar, poured concrete and angle steel;

a supporting beam is embedded into the upper portion inside the embedded notch, an embedded part is integrally arranged below the supporting beam, fastening steel bars are welded to the two sides of the embedded part, pouring concrete is poured into the embedded notch, and angle steel is installed on the two sides of the supporting beam close to the upper portion of the embedded notch through bolts.

Preferably, the fastening steel bar is provided with a plurality of pieces.

Preferably, the connection reinforcing mechanism includes: shaped steel, preformed hole A, strengthening rib A, preformed hole B, strengthening rib B, supporting beam, H shaped steel, supporting steel and diagonal bracing steel, it is provided with shaped steel to prop up welding of supporting beam top, the shaped steel side is run through and is provided with preformed hole A, the inside embedding of preformed hole A is provided with strengthening rib A, and preformed hole A is provided with three groups simultaneously, the shaped steel top is run through and is provided with preformed hole B, the inside embedding of preformed hole B is provided with strengthening rib B, the inside embedding of shaped steel is provided with supporting beam, the welding of supporting beam below is provided with H shaped steel, the equal welding in H shaped steel both sides is provided with the supporting steel, the equal welding in supporting steel both sides is provided with diagonal bracing steel, and preformed hole B is provided with two rows simultaneously, and one row is provided with three groups, the other end and the supporting beam side of supporting steel and diagonal bracing steel are personally submitted the welding setting.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up a supporting beam, embedment, fastening reinforcing bar, concreting and angle steel, when installing the composite beam, utilize above-mentioned structure to carry out more stable connection to a supporting beam and the junction between the pre-buried roof beam, prevent that a supporting beam from receiving during the strong wind influence in the use, take place to rock, and then improve the stability ability of whole device in the use, improve the quality of board house in the great area of coastal wind-force when using.

2. The utility model discloses in, through setting up shaped steel, preformed hole A, strengthening rib A, preformed hole B, strengthening rib B, supporting beam, H shaped steel, supporting steel and diagonal bracing steel, can carry out convenient installation to supporting beam, and can consolidate the junction of supporting beam and shaped steel through above-mentioned structure, and then improve the stability ability of supporting beam junction, utilize H shaped steel, supporting steel and diagonal bracing steel increase the connection stability between a supporting beam and the supporting beam simultaneously, and then make whole combination beam in the use, the stability is higher.

Drawings

FIG. 1 is a schematic diagram of the overall front structure of the present invention;

fig. 2 is an enlarged schematic diagram of a structure at a in fig. 1 of the present invention;

fig. 3 is a schematic diagram of an enlarged structure at B of fig. 1 in the present invention;

fig. 4 is a schematic sketch of the three-dimensional structure of the joint of the medium profile steel of the present invention.

The labels in the figure are: 1. embedding parts; 2. pre-burying a notch; 3. a support beam; 301. an insert; 302. fastening the reinforcing steel bars; 303. pouring concrete; 304. angle steel; 4. section steel; 401. reserving a hole A; 4011. a reinforcing rib A; 402. reserving a hole B; 4021. reinforcing ribs B; 5. a support beam; 6. h-shaped steel; 601. supporting steel; 602. and obliquely supporting the steel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses in:

referring to fig. 1-4, the large-span section steel prestressed concrete composite beam comprises an embedded part 1 and an embedded notch 2, wherein the embedded notch 2 is embedded above the embedded part 1, and a fixing mechanism and a connection reinforcing mechanism are respectively arranged above the embedded part 1;

the fixing mechanism includes: the steel plate comprises a support beam 3, an embedded part 301, a fastening steel bar 302, poured concrete 303 and angle steel 304;

the embedded supporting beam 3 is arranged above the embedded notch 2, the embedded part 301 is integrally arranged below the supporting beam 3, the fastening steel bars 302 are welded on two sides of the embedded part 301, the pouring concrete 303 is poured inside the embedded notch 2, and the angle steel 304 is arranged on two sides of the supporting beam, close to the upper part of the embedded notch 2, through bolts.

Referring to fig. 1 and 2, in this embodiment, a plurality of fastening steel bars 302 are provided to increase the contact area between the insert 301 and the poured concrete 303, thereby stabilizing the support beam 3.

Referring to fig. 1, 3, and 4, in the present embodiment, the connection reinforcing mechanism includes: section steel 4, a prepared hole A401, a reinforcing rib A4011, a prepared hole B402, a reinforcing rib B4021, a supporting beam 5, H-shaped steel 6, supporting steel 601 and oblique supporting steel 602.

Referring to fig. 1, 3, 4, in this embodiment, the welding is provided with shaped steel 4 above supporting beam 3, and shaped steel 4 side runs through and is provided with preformed hole a401, and the inside embedding of preformed hole a401 is provided with strengthening rib a4011, and preformed hole a401 is provided with three groups simultaneously, utilizes strengthening rib a4011 and preformed hole a401 to carry out more effective fixed to the mounting.

Referring to fig. 1, 3, 4, in this embodiment, shaped steel 4 top is run through and is provided with preformed hole B402, the inside embedding of preformed hole B402 is provided with strengthening rib B4021, the inside embedding of shaped steel 4 is provided with supporting beam 5, the welding of supporting beam 5 below is provided with H shaped steel 6, the equal welding in H shaped steel 6 both sides is provided with supporting steel 601, the equal welding in supporting steel 601 both sides is provided with diagonal bracing steel 602, preformed hole B402 is provided with two rows simultaneously, one row is provided with three groups, pass preformed hole B402 with strengthening rib B4021 and squeeze into inside supporting beam 5, and then fix supporting beam 5, strengthen fixed effect.

Referring to fig. 1, in this embodiment, the other ends of the support steel 601 and the diagonal support steel 602 are welded to the side of the support beam 3, so as to improve the supporting and fixing effect between the support beam 5 and the support beam 3.

The working principle is as follows: when the large-span section steel prestressed concrete composite beam provided by the utility model is used, firstly, a worker embeds the embedded part 301 arranged below the supporting beam 3 into the embedded notch 2, then pours the poured concrete 303 into the embedded notch 2, after the poured concrete 303 is reinforced, fixes the angle steel 304 at the included angle between the supporting beam 3 and the embedded part 1 through the fastening bolt, then welds the section steel 4 above the supporting beam 3, after the welding is finished, passes the supporting beam 5 through the inside of the section steel 4, then respectively drives the reinforcing rib A4011 and the reinforcing rib B4021 into the upper part and the side surface of the supporting beam 5 through the reserved hole A401 and the reserved hole B402, fixes the supporting beam 5, after the fixing is finished, welds the H-shaped steel 6 between the embedded part 1 and the supporting beam 5, then welds the supporting steel 601 on the side surface of the H-shaped steel 6 and the supporting beam 3, then the oblique supporting steel 602 is welded on the two sides of the supporting steel 601, so that a triangle is formed between the supporting steel 601 and the supporting beam 3, and the whole device is more stable in use.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a large-span shaped steel prestressed concrete composite beam, includes built-in fitting (1) and pre-buried notch (2), the embedding is provided with pre-buried notch (2) above built-in fitting (1), its characterized in that: a fixing mechanism and a connection reinforcing mechanism are respectively arranged above the embedded part (1);

the fixing mechanism includes: the steel plate comprises a support beam (3), an embedded part (301), a fastening steel bar (302), pouring concrete (303) and angle steel (304);

embedding is provided with supporting beam (3) above embedded notch (2), supporting beam (3) below integration is provided with embedding piece (301), embedding piece (301) both sides all weld and are provided with fastening reinforcement (302), embedded notch (2) internal pouring is provided with concreting (303), supporting beam (3) both sides are close to embedded notch (2) top and install angle steel (304) through the bolt.

2. The long-span section steel prestressed concrete composite beam of claim 1, characterized in that: the fastening steel bar (302) is provided with a plurality of steel bars.

3. The long-span section steel prestressed concrete composite beam of claim 1, characterized in that: the connection reinforcing mechanism includes: the steel support structure comprises section steel (4), a preformed hole A (401), a reinforcing rib A (4011), a preformed hole B (402), a reinforcing rib B (4021), a support cross beam (5), H-shaped steel (6), support steel (601) and oblique support steel (602).

4. The long-span section steel prestressed concrete composite beam of claim 1, characterized in that: supporting beam (3) top welding is provided with shaped steel (4), shaped steel (4) side is run through and is provided with preformed hole A (401), the inside embedding of preformed hole A (401) is provided with strengthening rib A (4011).

5. The long-span section steel prestressed concrete composite beam of claim 4, characterized in that: shaped steel (4) top is run through and is provided with preformed hole B (402), the inside embedding of preformed hole B (402) is provided with strengthening rib B (4021), the inside embedding of shaped steel (4) is provided with supporting beam (5), the welding of supporting beam (5) below is provided with H shaped steel (6), H shaped steel (6) both sides all weld and are provided with supporting steel (601), supporting steel (601) both sides all weld and are provided with diagonal bracing steel (602).

6. The long-span section steel prestressed concrete composite beam of claim 5, characterized in that: the other ends of the supporting steel (601) and the inclined supporting steel (602) are welded with the side surface of the supporting beam (3).