CN223018212U - A height adjustment device for rear-mounted through-wall cantilevered steel beams - Google Patents
A height adjustment device for rear-mounted through-wall cantilevered steel beams Download PDFInfo
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- CN223018212U CN223018212U CN202421716955.2U CN202421716955U CN223018212U CN 223018212 U CN223018212 U CN 223018212U CN 202421716955 U CN202421716955 U CN 202421716955U CN 223018212 U CN223018212 U CN 223018212U
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Abstract
The utility model discloses an elevation adjusting device for a post-installed through-wall cantilever steel beam, which belongs to the field of building construction equipment and comprises an elevation adjusting support frame and an end elevation adjusting frame. The elevation adjusting support frame is arranged below the cantilever steel beam to be arranged and comprises a plurality of upright posts, a base and a hanging device. The base is vertically fixed with upright posts, and each upright post is fixed with a plurality of connecting plates at intervals along the longitudinal direction. A connecting rod is arranged between the adjacent upright posts. The top of the upright post is fixed with a hanging device, and the hanging device is provided with a hanging point for setting a lifting device. The embedded part of the end elevation adjusting frame is fixed on the existing concrete floor slab by adopting expansion bolts. The cantilever frame of the end elevation adjusting frame comprises a fixed end fixedly connected with the embedded part and a cantilever end extending outwards, and a hanging point for setting a lifting device is arranged on the cantilever end. The elevation adjusting support frame and the hoisting device on the end elevation adjusting frame are used for hoisting the overhanging steel beam and realizing elevation adjustment of the overhanging steel beam.
Description
Technical Field
The utility model belongs to the field of building construction equipment, and particularly relates to an elevation adjusting device for a post-installed through-wall cantilever steel beam.
Background
Due to the change of the application of the building, the cantilever steel beams are required to be installed after the construction of part of the steel structure building is completed. However, the installation and elevation adjustment of the overhanging steel beam are difficult, and especially, part of the steel beam needs to be connected with the original girder through a wall. The conventional construction scheme is to set up a full scaffold for installation, and then to adjust and connect elevation after placing the overhanging steel beam on the scaffold. The method for erecting the scaffold is time-consuming and high in construction cost. Therefore, it is desirable to provide an elevation adjustment device for post-installed through-wall overhanging steel beams.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides an elevation adjusting device for a post-installed through-wall overhanging steel beam.
The specific technical scheme adopted by the utility model is as follows:
The utility model provides an elevation adjusting device for a post-installed through-wall cantilever steel beam, which comprises an elevation adjusting support frame and an end elevation adjusting frame, wherein the end elevation adjusting frame is arranged on an existing concrete floor slab;
The elevation adjusting support frame comprises a plurality of upright posts, a base and a hanging device, wherein the base is arranged below a cantilever steel beam to be arranged, each base is vertically fixed with the upright posts, a plurality of connecting plates are longitudinally fixed on each upright post at intervals, a plurality of connecting rods are arranged between the adjacent upright posts, and two ends of each connecting rod are respectively fixed on the connecting plates of the adjacent upright posts;
The end elevation adjusting frame comprises an overhanging frame and an embedded part, wherein the embedded part is fixed on the existing concrete floor slab, and the overhanging frame comprises a fixed end fixedly connected with the embedded part and an overhanging end extending outwards;
The elevation adjusting support frame and the lifting device on the end elevation adjusting frame are used for hoisting the overhanging steel beam and realizing elevation adjustment of the overhanging steel beam.
Preferably, each base is welded into a whole in a cross shape by adopting a square steel tube.
Preferably, the upright post is a square steel pipe and is fixed on the base by welding.
Preferably, the connecting plate is fixed on the upright post by welding.
Preferably, the bottom of the suspension device is fixed on the top of the upright post in a welding mode.
Preferably, the connecting plates are provided with bolt holes, and two ends of the connecting rods are fixed on the connecting plates of the adjacent upright posts in a bolt connection mode.
Preferably, the connecting rod adopts square steel pipes, angle steel or channel steel.
Preferably, the embedded part is pre-fixed on the existing concrete floor slab in an expansion bolt connection mode.
Preferably, the fixed end of the cantilever frame is fixedly connected with the embedded part in a welding mode.
Preferably, the lifting device adopts a chain block, an electric block or a winch.
Compared with the prior art, the utility model has the following beneficial effects:
(1) The elevation adjusting support frame and the end elevation adjusting frame provided by the utility model can be used for processing components in factories, so that the erection quality of an elevation adjusting device is improved, and the components are assembled only by adopting bolt connection in a construction site, so that the erection efficiency of the on-site elevation adjusting device is effectively improved.
(2) The elevation adjusting support frame provided by the utility model not only can be used as a support, but also can realize the aim of adjusting the elevation at both ends of the cantilever steel beam by adjusting the elevation adjusting support frame and the lifting device on the end elevation adjusting frame, and improves the installation precision of the post-installed cantilever steel beam.
Drawings
Fig. 1 is an overall schematic diagram of an elevation adjusting apparatus provided in this embodiment;
fig. 2 is a schematic view of an elevation adjusting support frame provided in the present embodiment;
Fig. 3 is a partial enlarged view of a connecting plate in the elevation adjustment support frame provided in the present embodiment;
Fig. 4 is a schematic view of an end elevation adjusting frame provided in the present embodiment;
fig. 5 is a schematic diagram of the elevation adjusting apparatus according to the present embodiment;
fig. 6 is a schematic view of main beam hoisting and elevation adjustment provided in this embodiment;
Fig. 7 is a schematic view of the installation of the secondary beam according to the present embodiment;
fig. 8 is a schematic view of the subsequent cantilever steel beam arrangement provided in this embodiment;
In the figure, an elevation adjusting support frame 1, an end elevation adjusting frame 2, an overhanging steel beam 3, a secondary beam 4, a main beam 5, a concrete floor 6, a concrete beam and wall 7, a lifting device 8, an upright post 1-1, a base 1-2, a hanging device 1-3, a connecting rod 1-4, a connecting plate 1-1-1, an overhanging frame 2-1 and an embedded part 2-2.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below. The technical features of the embodiments of the utility model can be combined correspondingly on the premise of no mutual conflict.
As shown in fig. 1, as a preferred embodiment of the present utility model, the present embodiment provides an elevation adjusting device for a post-installed through-wall cantilever steel beam, which includes an elevation adjusting support frame 1 and an end elevation adjusting frame 2.
The elevation adjusting device provided by the utility model aims at the situation that the requirement of installing the overhanging steel beam exists after the construction of the existing structure is completed. The end elevation adjusting frame 2 is arranged on the existing concrete floor 6, a main beam 5 is arranged below the concrete floor 6, and a concrete beam and a wall surface 7 which are poured are arranged. In order to set the cantilever steel beam, steel beam holes are formed in the concrete beam and the wall surface 7, and the aperture of the steel beam holes is larger than that of the cantilever steel beam 3 to be set.
In the device provided by the utility model, the elevation adjusting support frame 1 comprises a plurality of upright posts 1-1, a base 1-2 and a hanging device 1-3, and is particularly shown in figure 2. The base 1-2 is arranged below the cantilever steel beam 3 which needs to be arranged. In the embodiment, each base 1-2 is welded into a whole in a cross shape by adopting square steel pipes, so that the base is more stable. An upright post 1-1 is vertically fixed on each base 1-2, and the upright posts 1-1 are fixed on the bases 1-2 in a welding mode. The upright column 1-1 can be square steel pipe. A plurality of connecting plates 1-1-1 are fixed on each upright post 1-1 at intervals along the longitudinal direction, and the connecting plates 1-1-1 are also fixed on the upright posts 1-1 in a welding mode.
As shown in FIG. 3, in this embodiment, each of the connecting plates 1-1-1 is provided with a plurality of bolt holes. In order to improve the overall compressive strength of the elevation adjusting support frame 1, a plurality of connecting rods 1-4 are arranged between the adjacent upright posts 1-1. Both ends of the connecting rod 1-4 are fixed on the connecting plates 1-1-1 of the adjacent upright posts 1-1 in a bolt connection mode. Besides the transverse connecting rods 1-4, oblique connecting rods 1-4 are arranged between the adjacent vertical rods 1-1. The oblique connecting rod, the transverse connecting rod and the vertical rod form a stable triangle structure, so that the stability and the bearing capacity of the elevation adjusting support frame 1 can be further increased, and the support frame is prevented from tilting or collapsing under the stress.
In this embodiment, the connecting rods 1-4 are angle steel. Other section steel, such as square steel pipe or channel steel, can be selected by those skilled in the art under more practical conditions.
In this embodiment, the bottom of the suspension device 1-3 is fixed to the top of the upright 1-1 by welding. The top of the suspension device 1-3 is provided with a hanging point for setting the hoisting device 8.
In the device provided by the utility model, the end elevation adjusting frame 2 comprises an overhanging frame 2-1 and an embedded part 2-2, and is particularly shown in fig. 4. The embedded part 2-2 is fixed on the existing concrete floor 6 in advance. In this embodiment, the embedded part 2-2 is fixed on the existing concrete floor 6 in advance by means of expansion bolts. The cantilever frame 2-1 comprises a fixed end fixedly connected with the embedded part 2-2 and a cantilever end extending outwards. The fixed end of the cantilever frame 2-1 is fixedly connected with the embedded part 2-2 in a welding mode. The overhanging end of the overhanging frame 2-1 is provided with hanging points for setting the hoisting device 8.
The elevation adjusting support frame 1 and the lifting device 8 on the end elevation adjusting frame 2 are used for hoisting the overhanging steel beam 3 and realizing elevation adjustment of the overhanging steel beam 3. In this embodiment, the hoisting device 8 adopts a chain block. The person skilled in the art can also choose an electric hoist or a hoist as the hoisting device 8 in a more practical manner.
The construction method for post-mounting the through-wall cantilever steel beam by adopting the elevation adjusting device provided by the embodiment comprises the following steps:
Step one, as shown in fig. 5, the cantilever frame 2-1 is welded on the embedded part 2-2 which is embedded in advance on the concrete floor slab 6. And placing the erected elevation adjusting support frame 1 below the cantilever steel beam 3 to be arranged. The concrete beam and the wall surface 7 are provided with steel beam holes for rear-loading through-wall overhanging steel beams 3, and the aperture of the steel beam holes is larger than the overhanging steel beams 3 needing to be arranged.
And step two, as shown in fig. 6, hoisting the cantilever steel beam 3 by using the manual hoist on the elevation adjusting support frame 1 and the end elevation adjusting frame 2. The overhanging steel beam 3 is temporarily fixed by means of the elevation adjusting support frame 1 and the end elevation adjusting frame 2, and the elevation of the overhanging steel beam 3 is adjusted by adjusting the length of each chain block.
And thirdly, vertically arranging secondary beams 4 between the mounted cantilever steel beams 3 as shown in fig. 7, and finishing the arrangement of the cantilever steel beams at the position.
And step four, as shown in fig. 8, moving the elevation adjusting support frame 1 along the arrangement direction of the overhanging steel beams to finish the subsequent arrangement of the overhanging steel beams.
The elevation adjusting device for the post-installed through-wall cantilever steel beam provided by the embodiment has the function of a supporting frame and does not need to set up a full scaffold. The connecting rods between the elevation adjusting support frames are all in a bolt connection mode, turnover use of the support frames is achieved, elevation adjusting efficiency is improved, and construction on a construction site is facilitated.
The above embodiment is only a preferred embodiment of the present utility model, but it is not intended to limit the present utility model. Various changes and modifications may be made by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present utility model. Therefore, all the technical schemes obtained by adopting the equivalent substitution or equivalent transformation are within the protection scope of the utility model.
Claims (10)
1. The elevation adjusting device for the post-installed through-wall cantilever steel beam is characterized by comprising an elevation adjusting support frame (1) and an end elevation adjusting frame (2), wherein the end elevation adjusting frame (2) is arranged on an existing concrete floor slab (6);
The elevation adjusting support frame (1) comprises a plurality of upright posts (1-1), a base (1-2) and hanging devices (1-3), wherein the base (1-2) is arranged below a cantilever steel beam (3) to be arranged, the upright posts (1-1) are vertically fixed on each base (1-2), a plurality of connecting plates (1-1-1) are longitudinally fixed on each upright post (1-1) at intervals, a plurality of connecting rods (1-4) are arranged between every two adjacent upright posts (1-1), two ends of each connecting rod (1-4) are respectively fixed on the connecting plates (1-1-1) of the adjacent upright posts (1-1), the bottom of each hanging device (1-3) is fixed at the top of each upright post (1-1), and hanging points for arranging a lifting device (8) are arranged at the top of each hanging device (1-3);
The end elevation adjusting frame (2) comprises an overhanging frame (2-1) and an embedded part (2-2), wherein the embedded part (2-2) is fixed on an existing concrete floor slab (6), the overhanging frame (2-1) comprises a fixed end fixedly connected with the embedded part (2-2) and an overhanging end extending outwards, and hanging points for setting a lifting device (8) are arranged on the overhanging end of the overhanging frame (2-1);
The elevation adjusting support frame (1) and the lifting device (8) on the end elevation adjusting frame (2) are used for hoisting the overhanging steel beam (3) and realizing elevation adjustment of the overhanging steel beam (3).
2. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein each base (1-2) is welded into a whole in a cross shape by adopting a square steel tube.
3. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein the upright post (1-1) is a square steel tube and is fixed on the base (1-2) in a welding mode.
4. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein the connecting plate (1-1-1) is fixed on the upright post (1-1) in a welding mode.
5. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein the bottom of the hanging device (1-3) is fixed at the top of the upright post (1-1) in a welding mode.
6. The elevation adjusting device for the post-installed through-wall cantilever steel beam according to claim 1 is characterized in that bolt holes are formed in the connecting plates (1-1-1), and two ends of the connecting rods (1-4) are fixed on the connecting plates (1-1-1) of the adjacent upright posts (1-1) in a bolt connection mode.
7. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein the connecting rods (1-4) are square steel pipes, angle steel or channel steel.
8. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein the embedded part (2-2) is pre-fixed on the existing concrete floor slab (6) in an expansion bolt connection mode.
9. The elevation adjusting device for the post-load through-wall cantilever steel beam according to claim 1, wherein the fixed end of the cantilever frame (2-1) is fixedly connected with the embedded part (2-2) in a welding mode.
10. The elevation adjusting device for the post-installed through-wall cantilever steel beam according to claim 1, wherein the lifting device (8) adopts a chain block, an electric block or a winch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421716955.2U CN223018212U (en) | 2024-07-19 | 2024-07-19 | A height adjustment device for rear-mounted through-wall cantilevered steel beams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421716955.2U CN223018212U (en) | 2024-07-19 | 2024-07-19 | A height adjustment device for rear-mounted through-wall cantilevered steel beams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223018212U true CN223018212U (en) | 2025-06-24 |
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ID=96080277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421716955.2U Active CN223018212U (en) | 2024-07-19 | 2024-07-19 | A height adjustment device for rear-mounted through-wall cantilevered steel beams |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223018212U (en) |
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- 2024-07-19 CN CN202421716955.2U patent/CN223018212U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 311305 Zhejiang Province, Hangzhou City, Lin'an District, Qingshan Lake Street, Heting Street No. 520 Patentee after: Zhejiang Zhongtian Hengzhu Construction Technology Co., Ltd. Country or region after: China Address before: 311305 Zhejiang Province, Hangzhou City, Lin'an District, Qingshan Lake Street, Heting Street No. 520 Patentee before: Zhejiang Zhongtian Hengzhu Steel Structure Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |