CN219528157U

CN219528157U - Prefabricated superposed beam

Info

Publication number: CN219528157U
Application number: CN202320623296.7U
Authority: CN
Inventors: 徐文平; 刘丽; 付继超; 张振; 杨传猛
Original assignee: Jinan Changxing Construction Group Industrial Technology Co ltd
Current assignee: Jinan Changxing Construction Group Industrial Technology Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-15
Anticipated expiration: 2033-03-27

Abstract

The utility model belongs to the technical field of building construction, and particularly relates to a prefabricated laminated beam, which comprises a laminated beam main body, wherein one end of the laminated beam main body is provided with a plurality of first protrusions, one end of the laminated beam main body, which is far away from the first protrusions, is provided with a plurality of second protrusions, and a clamping groove I is formed between two adjacent protrusions, and is matched with the second protrusions; a second clamping groove is formed between two adjacent protrusions, and the second clamping groove is matched with the first protrusion; a plurality of fixing ribs are arranged above the superposed beam main body, casting grooves are formed in two ends above the superposed beam main body, and a reinforcing rib group is arranged inside the superposed beam main body; the front end and the rear end of the superposed beam main body are detachably connected with a plurality of hanging rings; compared with the prior art, the concrete pouring device has the advantages that the first bulge is matched with the second clamping groove, the second bulge is matched with the first clamping groove, and the pouring groove is used for pouring concrete, so that the situation that the steel bars deform in the tower crane assembling process is avoided.

Description

Prefabricated superposed beam

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a prefabricated superposed beam.

Background

At present, the prefabricated superposed beam is often used in the process of building construction, the prefabricated superposed beam is required to be processed in a factory and then transported to a construction site, construction and assembly are carried out through a tower crane, a section of reinforcing steel bars are reserved outside the existing prefabricated superposed beam for assembly connection, but in the process of tower crane assembly, the reinforcing steel bars of two prefabricated superposed beams are crashed, so that the reinforcing steel bars deform, the mechanical properties of the reinforcing steel bars are affected, the reinforcing steel bars are bound on the periphery of the prefabricated superposed beam when the existing prefabricated superposed beam is lifted by the tower crane, the reinforcing steel bars can damage the periphery of the prefabricated superposed beam in the binding and lifting process, and the potential safety hazard of the tower crane is large in lifting, so that the assembly of the superposed beam is inconvenient.

Disclosure of Invention

The present utility model addresses the above-described problems by providing a prefabricated composite beam.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the prefabricated laminated beam comprises a laminated beam main body, wherein one end of the laminated beam main body is provided with a plurality of first bulges, one end of the laminated beam main body far away from the first bulges is provided with a plurality of second bulges, a clamping groove I is formed between two adjacent bulges, and the clamping groove I is matched with the second bulges; a second clamping groove is formed between two adjacent protrusions, and the second clamping groove is matched with the first protrusion; a plurality of fixing ribs are arranged above the laminated beam main body, casting grooves are formed in two ends above the laminated beam main body, and reinforcing rib groups are arranged inside the laminated beam main body; and the front end and the rear end of the superposed beam main body are detachably connected with a plurality of hanging rings.

Preferably, the reinforcing rib group comprises a plurality of reinforcing ribs I and a plurality of reinforcing ribs II, and the reinforcing ribs II are horizontally arranged in the main body of the superposed beam; and the first reinforcing ribs are vertically arranged inside the main body of the laminated beam.

Preferably, a plurality of hanging rings are detachably connected with the main body of the superposed beam, and the side plates are detachably connected with the main body of the superposed beam through bolts.

Preferably, the lifting rings are symmetrically distributed at the front end and the rear end of the laminated beam main body.

Preferably, a plurality of first reinforcing ribs are respectively installed between two adjacent reinforcing ribs.

Preferably, the number of the first protrusions is one more than the number of the second protrusions.

Preferably, the pouring grooves at the two ends above the main body of the laminated beam are all openings at positions close to the two ends.

Preferably, a plurality of the fixing ribs are U-shaped.

Compared with the prior art, the utility model has the advantages and positive effects that:

(1) The exterior of the existing prefabricated superposed beam is provided with a section of reinforcing steel bars for assembly connection, but the reinforcing steel bars are deformed when the tower crane is assembled, and the concrete pouring is carried out by the pouring groove through the matching of the first bulge and the second clamping groove and the matching of the second bulge and the first clamping groove, so that the condition of deformation of the reinforcing steel bars in the process of assembling the tower crane is avoided;

(2) When the existing prefabricated superposed beam is lifted, the periphery of the superposed beam is usually adopted for binding steel bars, and the front end and the rear end of the superposed beam main body are detachably connected with hanging rings, so that the lifting of a tower crane is facilitated, and the condition that the periphery of the prefabricated superposed beam is damaged by the steel bars is avoided;

(3) The second reinforcing rib is horizontally arranged in the main body of the laminated beam, and the first reinforcing rib is vertically arranged in the main body of the laminated beam, so that the strength of the main body of the laminated beam can be increased;

(4) The utility model has simple structure and convenient operation in the process of assembling the prefabricated superposed beam.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:

fig. 1 is a front view of a precast composite beam provided in embodiment 1;

FIG. 2 is a schematic view of a prefabricated composite beam;

FIG. 3 is a top view of a prefabricated composite beam;

fig. 4 is a view showing an internal structure of the prefabricated composite beam.

Reference numerals illustrate:

1-a laminated beam main body, 2-a first bulge, 3-a second bulge, 4-a side plate, 5-a lifting ring, 6-a fixing rib, 7-a bolt, 8-a pouring groove, 9-a first reinforcing rib and 10-a second reinforcing rib.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1

The utility model is further described below with reference to fig. 1-4, and a prefabricated laminated beam, as shown in fig. 1, includes a laminated beam main body 1, wherein a plurality of protrusions one 2 are installed at one end of the laminated beam main body 1, a plurality of protrusions two 3 are installed at one end of the laminated beam main body 1, which is far away from the protrusions one 2, a clamping groove one is formed between two adjacent protrusions one 2, and the clamping groove one is matched with the protrusions two 3; a clamping groove II is formed between two adjacent protrusions II 3, and the clamping groove II is matched with the protrusion I2; as shown in fig. 1-3, a plurality of fixing ribs 6 are installed above the laminated beam main body 1, the fixing ribs 6 are U-shaped, as shown in fig. 2, pouring grooves 8 are formed at two ends above the laminated beam main body 1, and reinforcing rib groups are installed inside the laminated beam main body 1.

As shown in fig. 1-3, the front end and the rear end of the main body 1 of the laminated beam are detachably connected with a plurality of hanging rings 5, the hanging rings 5 are symmetrically distributed at the front end and the rear end of the main body 1 of the laminated beam, a side plate 4 is detachably connected between the hanging rings 5 and the main body 1 of the laminated beam, and the side plate 4 is detachably connected with the main body 1 of the laminated beam through bolts 7.

As shown in fig. 4, the reinforcing rib group includes a plurality of first reinforcing ribs 9 and a plurality of second reinforcing ribs 10, the plurality of second reinforcing ribs 10 are horizontally installed inside the laminated beam main body 1, the plurality of first reinforcing ribs 9 are vertically installed inside the laminated beam main body 1, and the plurality of first reinforcing ribs 9 are respectively installed between the adjacent second reinforcing ribs 10.

As shown in fig. 2, the pouring slots 8 at two ends above the main body 1 of the laminated beam are all open at two ends, and when the laminated beam is assembled, a complete slot can be formed by the pouring slots 8 of one main body 1 of the laminated beam and the other main body 1 of the laminated beam, so that the subsequent concrete pouring is facilitated.

In the present utility model, the number of protrusions one 2 is one more than the number of protrusions two 3.

In the utility model, the main body 1 of the superposed beam is made of concrete building material, and the hanging ring 5 and the side plates 4 can be removed after the tower crane is assembled.

The working principle of the utility model is that; the lifting hook of the tower crane is connected with the lifting ring 5 at the front end and the rear end of the laminated beam main body 1 respectively, the laminated beam main body 1 is lifted to a construction position, prefabricated laminated beam assembly is carried out, the first bulge 2 of one laminated beam main body 1 is matched with the second clamping groove of the other laminated beam main body 1, the first clamping groove of one laminated beam main body 1 is matched with the second bulge 3 of the other laminated beam main body 1, the pouring groove 8 at the right end of the laminated beam main body 1 and the pouring groove 8 at the left end of the other laminated beam main body 1 form a complete groove, a reinforcing rib III is placed in the complete groove by constructors according to site construction requirements, and concrete pouring is carried out to enable the two laminated beam main bodies 1 to form a whole.

In the utility model, the strength of the reinforcing rib III is larger than that of the reinforcing ribs I9 and II 10, and the reinforcing ribs III are used for connecting the two superposed beam main bodies 1, and the strength of the reinforcing ribs I9 and II 10 is larger than that of the fixing rib 6.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present utility model are still within the protection scope of the technical solution of the present utility model.

Claims

1. The prefabricated laminated beam comprises a laminated beam main body (1), and is characterized in that one end of the laminated beam main body (1) is provided with a plurality of first bulges (2), one end of the laminated beam main body (1) far away from the first bulges (2) is provided with a plurality of second bulges (3), a clamping groove I is formed between two adjacent bulges (2), and the clamping groove I is matched with the second bulges (3);

a second clamping groove is formed between two adjacent protrusions (3), and the second clamping groove is matched with the first protrusion (2); a plurality of fixing ribs (6) are arranged above the superposed beam main body (1), pouring grooves (8) are formed in two ends above the superposed beam main body (1), and reinforcing rib groups are arranged inside the superposed beam main body (1);

the front end and the rear end of the superposed beam main body (1) are detachably connected with a plurality of hanging rings (5).

2. The prefabricated laminated beam according to claim 1, wherein the reinforcing rib group comprises a plurality of reinforcing ribs one (9) and a plurality of reinforcing ribs two (10), and the plurality of reinforcing ribs two (10) are horizontally arranged inside the laminated beam main body (1);

and a plurality of first reinforcing ribs (9) are vertically arranged in the superposed beam main body (1).

3. Prefabricated laminated beam according to claim 1, characterized in that a side plate (4) is detachably connected between a plurality of the lifting rings (5) and the laminated beam body (1), the side plate (4) being detachably connected with the laminated beam body (1) by means of bolts (7).

4. A prefabricated laminated beam according to claim 3, characterized in that a plurality of said suspension rings (5) are symmetrically distributed at the front and rear ends of the laminated beam body (1).

5. A prefabricated laminated beam according to claim 2, characterized in that a plurality of said first reinforcing ribs (9) are each mounted between adjacent second reinforcing ribs (10).

6. Prefabricated laminated beam according to claim 1, characterized in that the number of protrusions one (2) is one more than the number of protrusions two (3).

7. Prefabricated laminated beam according to claim 1, characterized in that the pouring channels (8) at the two ends above the main body (1) of the laminated beam are open at the positions close to the two ends.

8. Prefabricated laminated beam according to claim 1, characterized in that a plurality of said fixing bars (6) are "U" -shaped.