CN218520885U

CN218520885U - Steel mesh frame integrally lifting support frame

Info

Publication number: CN218520885U
Application number: CN202221587153.7U
Authority: CN
Inventors: 杨强; 李娜; 华政
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2023-02-24
Anticipated expiration: 2032-06-23

Abstract

The technology discloses a steel mesh frame integral lifting support frame, which comprises a support platform plate, a support upright post, a reinforcing rod piece and a sliding device; the number of the support upright posts is 4, and the support upright posts comprise upright posts, a bottom plate, a top plate, a lower ribbed plate and an upper ribbed plate; the reinforcing rod piece comprises an oblique reinforcing rod and a horizontal reinforcing rod; the sliding device comprises a sliding rail, a limiting plate, a sliding block and a locking bolt. The net rack lifting equipment is fixedly connected to the sliding block and can slide along the sliding rail, and can be fixed by a locking bolt when needing to be fixed, so that the vertical lifting of the hoisting steel strand is ensured; the reinforcing rod piece has a reinforcing and stabilizing effect on the integral lifting support frame, and is favorable for improving the integral stress performance of the support frame. The steel net rack is assembled on site, convenient to assemble and quick to disassemble, each part is easy to machine and manufacture and can be repeatedly used, the steel net rack is economical and environment-friendly, the whole stress performance is good, the lifting strength is high, and the steel net rack is suitable for integral lifting of large-span large-size steel net racks.

Description

Steel space frame integral lifting support frame

Technical Field

The utility model relates to a building engineering construction field especially relates to a steel space frame integrally lift support frame.

Background

The common steel net frame mounting and constructing methods mainly comprise an integral jacking mounting method, an overhead sliding mounting method and an integral lifting mounting method. The integral lifting installation method is a construction method that after the steel net rack is assembled on the ground, lifting steel strands are adopted, and the assembled steel net rack is lifted to the design standard height through lifting equipment on a lifting frame, and the integral lifting installation method has the advantages of high construction efficiency, low construction cost and the like. For steel net frames with large span, large volume and relatively few peripheral supporting points, the problem that the steel strands of the conventional lifting device have certain inclination during lifting due to fixed positions can be caused, and the performance requirements of a large-volume steel net frame on the lifting strength, the stability and the like of the lifting device are higher.

Disclosure of Invention

The problem that this technique will be solved is not enough among the above-mentioned prior art, provides a novel support frame of steel space frame whole promotion, and the on-the-spot assembly, the equipment is convenient, dismantles swiftly, but each spare part workable preparation used repeatedly still, economic environmental protection, whole atress performance is good, and lifting strength is big, is applicable to the whole promotion of large-span gross steel space frame.

In order to achieve the technical purpose, the technical scheme adopted by the technology is as follows: a steel mesh frame integral lifting support frame comprises a support platform plate, a support upright post, a reinforcing rod piece and a sliding device; the supporting platform plate is positioned at the top end of the steel column top plate and is fixedly connected with the steel column top plate; the number of the supporting upright columns is 4, and the supporting upright columns are distributed at 4 corners of the top surface of the supporting platform plate; the supporting upright posts comprise upright posts, a bottom plate, a top plate, a lower ribbed plate and an upper ribbed plate; the bottom plate is fixedly connected with the supporting platform plate; the reinforcing rod piece comprises an oblique reinforcing rod and a horizontal reinforcing rod; 2 crossed oblique reinforcing rods and 1 horizontal reinforcing rod are arranged between the supporting upright columns; no reinforcing rod is arranged between 2 supporting columns on the left side; the sliding device comprises a sliding rail, a limiting plate, a sliding block and a locking bolt; the sliding rail is fixedly connected with the top plate; the sliding block is clamped on the upper flange of the sliding rail and is fixedly connected with the sliding rail through a locking bolt; the upper end face of the sliding block is fixedly connected with the net rack lifting equipment.

As a further improved technical scheme of the technology, the slide rail is made of H-shaped steel; the limiting plates are positioned at two ends of the upper flange of the slide rail and are welded with the upper flange of the slide rail; the lower end of the sliding block is provided with a bolt hole; the locking bolt penetrates through the bolt hole to be connected with the sliding rail.

As a further improved technical scheme of the technology, the top plate is provided with a through hole; a through hole is formed in the corresponding position of the lower flange of the sliding rail; the sliding rail is fixedly connected with the top plate through a bolt.

As a further improved technical scheme of the technology, the top plate is connected with the top of the upright post in a welding way; the bottom plate is welded with the bottom of the upright post; lower ribbed plates are welded on four side surfaces of the foot part of the upright post; the side end of the lower rib plate is welded on the side surface of the upright post, and the lower end of the lower rib plate is welded on the top surface of the bottom plate; when the support upright post needs to be connected with the reinforcing rod piece, the side end of the upper rib plate is welded on the side face of the upright post.

As the technical scheme of further improvement of the technology, the bottom plate is provided with a through hole; through holes are formed in the corresponding positions of the edges of the supporting platform plates; the bottom plate is fixedly connected with the supporting platform plate through bolts.

As the further improved technical scheme of the technology, the lower end of the oblique reinforcing rod is fixedly connected with the lower rib plate of the adjacent supporting upright; the lower end of the oblique reinforcing rod is provided with a through hole, and the lower ribbed plate at the corresponding position is provided with a through hole; the bolt sequentially penetrates through the through hole at the lower end of the oblique reinforcing rod and the through hole of the lower rib plate to connect the oblique reinforcing rod and the lower rib plate through the bolt.

As a further improved technical scheme of the technology, the upper end of the oblique reinforcing rod is fixedly connected with the upper rib plate of the adjacent supporting upright post; two ends of the horizontal reinforcing rod are fixedly connected with the upper rib plates of the adjacent supporting stand columns; the upper end of the oblique reinforcing rod is provided with a through hole, the upper rib plate at the corresponding position is provided with a through hole, and the end part of the horizontal reinforcing rod is provided with a through hole; the bolt sequentially penetrates through the through hole at the upper end of the oblique reinforcing rod, the through hole of the upper rib plate and the through hole at the end part of the horizontal reinforcing rod, and the oblique reinforcing rod, the horizontal reinforcing rod and the upper rib plate are connected through the bolt.

As a further improved technical scheme of the technology, a through hole is reserved in the steel column top plate; through holes are formed in the corresponding positions of the supporting platform plates; the supporting platform plate is fixedly connected with the steel column top plate through bolts; the center of the supporting platform plate is provided with a preformed hole for placing the bolt ball joint support.

In the technology, the net rack lifting equipment is fixedly connected to the sliding block and can slide along the sliding rail, and when the net rack lifting equipment needs to be fixed, the net rack lifting equipment can be fixed by using a locking bolt, so that the vertical lifting of the hoisting steel strand is ensured. The reinforcing rod piece in the technology has a reinforcing and stabilizing effect on the integral lifting support frame, and is favorable for improving the integral stress performance of the support frame. The steel net rack is assembled on site, convenient to assemble and quick to disassemble, each part is easy to machine and manufacture and can be repeatedly used, and the steel net rack is economical, environment-friendly, good in overall stress performance, large in lifting strength and suitable for overall lifting of large-span and large-size steel net racks.

Drawings

The following description of embodiments of the present technology will be made with reference to the accompanying drawings.

FIG. 1: the structure of embodiment 1 of the present technology is schematically illustrated.

FIG. 2 is a drawing: the sliding device of the technical embodiment 1 is exploded schematically.

FIG. 3 is a drawing: the support column of this technical embodiment 1 is exploded schematically.

FIG. 4 is a drawing: each support column of this technical embodiment 1 is connected schematically.

FIG. 5 is a drawing: the schematic connection diagram of the supporting platform plate and the steel column top plate in this technical embodiment 1.

Detailed Description

Example 1

Referring to fig. 1, 2, 3, 4 and 5, a steel truss integral lifting support frame comprises a support platform plate 2, support columns, reinforcing rods and a sliding device; the supporting platform plate 2 is positioned at the top end of the steel column top plate 1 and is fixedly connected with the steel column top plate 1; the number of the support columns is 4, and the support columns are distributed at 4 corner parts of the top surface of the support platform plate 2; the supporting upright comprises an upright 41, a bottom plate 42, a top plate 43, a lower rib plate 44 and an upper rib plate 45; the bottom plate 42 is fixedly connected with the supporting platform plate 2; the reinforcing rod members comprise oblique reinforcing rods 51 and horizontal reinforcing rods 52; 2 crossed oblique reinforcing

rods

51 and 1 horizontal reinforcing rod 52 are arranged between the supporting columns; no reinforcing rod is arranged between 2 supporting columns on the left side; the sliding device comprises a slide rail 61, a limiting plate 62, a slide block 63 and a locking bolt 64; the slide rail 61 is fixedly connected with the top plate 43; the sliding block 63 is clamped on the upper flange of the sliding rail 61 and is fixedly connected with the sliding rail 61 through a locking bolt 64; the upper end surface of the sliding block 63 is fixedly connected with the net rack lifting equipment.

Preferably, in this embodiment, the slide rail 61 is made of H-shaped steel; the limiting plates 62 are positioned at two ends of the upper flange of the slide rail 61 and are welded with the upper flange of the slide rail 61; the lower end of the sliding block 63 is provided with a bolt hole; the locking bolt 64 passes through the bolt hole to be connected with the slide rail 61. The top plate 43 is provided with a through hole; a through hole is formed in the corresponding position of the lower flange of the sliding rail 61; the slide rail 61 is fixedly connected with the top plate 43 through bolts. The top plate 43 is welded with the top of the upright post 41; the bottom plate 42 is welded with the bottom of the upright post 41; the four side surfaces of the foot part of the upright post 41 are all welded with lower ribbed plates 44; the side end of the lower rib plate 44 is welded on the side surface of the upright post 41, and the lower end is welded on the top surface of the bottom plate 42; when the support upright needs to be connected with a reinforcing rod piece, the side end of the upper ribbed plate 45 is welded on the side surface of the upright 41. The bottom plate 42 is provided with a through hole; through holes are formed in the corresponding positions of the edges of the supporting platform plate 2; the bottom plate 42 is fixedly connected with the supporting platform plate 2 through bolts. The lower end of the oblique reinforcing rod 51 is fixedly connected with the lower rib plate 44 of the adjacent supporting upright; the lower end of the oblique reinforcing rod 51 is provided with a through hole, and the lower rib plate 44 at the corresponding position is provided with a through hole; bolts are sequentially passed through the through holes of the lower ends of the diagonal reinforcement rods 51 and the through holes of the lower rib plates 44 to bolt the diagonal reinforcement rods 51 and the lower rib plates 44. The upper end of the oblique reinforcing rod 51 is fixedly connected with the upper rib plate 45 of the adjacent supporting upright; the two ends of the horizontal reinforcing rod 52 are fixedly connected with the upper rib plates 45 of the adjacent supporting columns; the upper end of the oblique reinforcing rod 51 is provided with a through hole, the upper rib plate 45 at the corresponding position is provided with a through hole, and the end part of the horizontal reinforcing rod 52 is provided with a through hole; bolts sequentially pass through the through holes at the upper ends of the diagonal reinforcing rods 51, the through holes of the upper ribs 45 and the through holes at the ends of the horizontal reinforcing rods 52, and the diagonal reinforcing rods 51 and the horizontal reinforcing rods 52 are connected with the upper ribs 45 through the bolts. A through hole is reserved in the steel column top plate 1; through holes are arranged at corresponding positions of the supporting platform plate 2; the supporting platform plate 2 is fixedly connected with the steel column top plate 1 through bolts; the center of the supporting platform plate 2 is provided with a preformed hole 3 for placing a bolt ball joint support.

In the technology, the steel net rack lifting equipment is connected with the sliding block, the position of the sliding block on the sliding rail is matched with the lifting position of a steel strand lifted in a construction site, the steel strand is guaranteed to be lifted vertically, and the sliding block is fixedly connected with the sliding rail through a locking bolt after being adjusted in place. The technology gives full play to the bearing capacity of the steel pipe column, the stress of the ribbed plate reinforced column, the integral stress of the reinforced rod piece and the stability of the triangle, so that the integral performance of the whole support frame is good, and the lifting strength is high. Each spare part workable preparation of this technique, each connection position is bolted connection, site Assembly, and repeatedly usable, economical and practical, lifting strength is big, and the wholeness is good, and the efficiency of construction is high.

The above description is only for the preferred embodiments of the present technology, but the scope of the present technology is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present technology, and equivalent alternatives or modifications according to the technical solutions and the technical concepts of the present technology are within the scope of the present technology.

Claims

1. The utility model provides a steel space frame whole lifting support frame which characterized in that: comprises a supporting platform plate (2), a supporting upright post, a reinforcing rod piece and a sliding device; the supporting platform plate (2) is positioned at the top end of the steel column top plate (1) and is fixedly connected with the steel column top plate (1); the number of the supporting upright columns is 4, and the supporting upright columns are distributed at 4 corner parts of the top surface of the supporting platform plate (2); the supporting upright column comprises an upright column (41), a bottom plate (42), a top plate (43), a lower rib plate (44) and an upper rib plate (45); the bottom plate (42) is fixedly connected with the supporting platform plate (2); the reinforcing rod pieces comprise oblique reinforcing rods (51) and horizontal reinforcing rods (52); 2 crossed oblique reinforcing rods (51) and 1 horizontal reinforcing rod (52) are arranged between the supporting columns; no reinforcing rod is arranged between 2 supporting columns on the left side; the sliding device comprises a sliding rail (61), a limiting plate (62), a sliding block (63) and a locking bolt (64); the sliding rail (61) is fixedly connected with the top plate (43); the sliding block (63) is clamped on the upper flange of the sliding rail (61) and is fixedly connected with the sliding rail (61) through a locking bolt (64); the upper end surface of the sliding block (63) is fixedly connected with the net rack lifting equipment.

2. The steel truss integral lifting support frame as claimed in claim 1, wherein: the slide rail (61) is made of H-shaped steel; the limiting plates (62) are positioned at two ends of the upper flange of the sliding rail (61) and are welded with the upper flange of the sliding rail (61); the lower end of the sliding block (63) is provided with a bolt hole; the locking bolt (64) penetrates through the bolt hole to be connected with the sliding rail (61).

3. The steel truss integral lifting support frame as claimed in claim 2, wherein: the top plate (43) is provided with a through hole; a through hole is formed in the corresponding position of the lower flange of the sliding rail (61); the slide rail (61) is fixedly connected with the top plate (43) through bolts.

4. The steel truss integral lifting support frame as claimed in claim 3, wherein: the top plate (43) is connected with the top of the upright post (41) in a welding way; the bottom plate (42) is connected with the bottom of the upright post (41) in a welding way; lower rib plates (44) are welded on four side surfaces of the foot part of the upright post (41); the side end of the lower rib plate (44) is welded on the side surface of the upright post (41), and the lower end is welded on the top surface of the bottom plate (42); when the support upright posts need to be connected with reinforcing rod pieces, the side ends of the upper ribbed plates (45) are welded on the side surfaces of the upright posts (41).

5. The steel truss integral lifting support frame as claimed in claim 4, wherein: the bottom plate (42) is provided with a through hole; through holes are formed in the corresponding positions of the edges of the supporting platform plate (2); the bottom plate (42) is fixedly connected with the supporting platform plate (2) through bolts.

6. The steel truss integral lifting support frame as claimed in claim 5, wherein: the lower end of the oblique reinforcing rod (51) is fixedly connected with a lower rib plate (44) of an adjacent supporting upright post; the lower end of the oblique reinforcing rod (51) is provided with a through hole, and the lower ribbed plate (44) at the corresponding position is provided with a through hole; the bolt sequentially penetrates through a through hole at the lower end of the oblique reinforcing rod (51) and a through hole of the lower rib plate (44) to connect the oblique reinforcing rod (51) and the lower rib plate (44) through bolts.

7. The steel truss integral lifting support frame as claimed in claim 6, wherein: the upper end of the oblique reinforcing rod (51) is fixedly connected with an upper ribbed plate (45) of an adjacent supporting upright post; two ends of the horizontal reinforcing rod (52) are fixedly connected with the upper ribbed plates (45) of the adjacent supporting columns; the upper end of the oblique reinforcing rod (51) is provided with a through hole, the upper ribbed plate (45) at the corresponding position is provided with a through hole, and the end part of the horizontal reinforcing rod (52) is provided with a through hole; the bolts sequentially pass through the through holes at the upper ends of the oblique reinforcing rods (51), the through holes of the upper rib plates (45) and the through holes at the end parts of the horizontal reinforcing rods (52), and the oblique reinforcing rods (51) and the horizontal reinforcing rods (52) are connected with the upper rib plates (45) through the bolts.

8. The steel truss integral lifting support frame as claimed in claim 7, wherein: a through hole is reserved in the steel column top plate (1); through holes are formed in the corresponding positions of the supporting platform plates (2); the supporting platform plate (2) is fixedly connected with the steel column top plate (1) through bolts; supporting platform board (2) center is equipped with preformed hole (3) for place bolt ball node support.