CN216973730U

CN216973730U - Assembled steel structure

Info

Publication number: CN216973730U
Application number: CN202220461382.8U
Authority: CN
Inventors: 李红梅
Original assignee: Guangxi Junchao Construction Engineering Co ltd
Current assignee: Guangxi Junchao Construction Engineering Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-07-15
Anticipated expiration: 2032-03-03

Abstract

The utility model belongs to the technical field of steel structure engineering, and particularly relates to an assembled steel structure, which comprises: the upper end of the main rod is provided with symmetrical limiting grooves; the main rod is sleeved with a limiting plate, and the upper end of the limiting plate is symmetrically provided with 2 limiting blocks; the upper end of the main rod is symmetrically provided with 2 fixed frames; one ends, close to each other, of the 2 fixing frames are mutually abutted and positioned in the limiting groove, and one ends, far away from each other, of the 2 fixing frames are integrally formed with a clamping and connecting plate; a gap for the penetration of the limiting block is reserved between the fixed frame and the main rod; the fixing frame is fixed with the limiting block through a first bolt; the cross beam is fixedly connected with the clamping plate; and the connecting plate is positioned between the 2 vertically adjacent main rods. The utility model can solve the problems that the joint of the main rod and the cross beam is not reinforced, and the main rod is likely to deform and damage under the action of long-term stress, so that potential safety hazards exist, and has better market application prospect.

Description

Assembled steel construction

Technical Field

The utility model belongs to the technical field of steel structure engineering, and particularly relates to an assembled steel structure.

Background

The steel structure is a natural assembled structure, and the assembled steel structure building refers to a structure system of a building which is composed of steel components, and the steel structure, the enclosure system, the equipment, the pipeline system and the built-in system are harmonious and unified, so that the assembled steel structure building can be calculated. Fabricated steel structure buildings have many advantages over fabricated concrete buildings, such as: the method has no on-site cast-in-place node, the installation speed is high, and the construction quality is easier to ensure; the steel structure is a ductile material, so that the steel structure has better anti-seismic performance; compared with a concrete structure, the steel structure has lighter self weight and lower foundation cost; the steel structure is a recyclable material, so that the environment is more green and environment-friendly; the well-designed assembled steel structure building has better economy than an assembled concrete building; the beam column has smaller section, can obtain more usable areas and the like. At present, beam column nodes of an assembled steel structure are mainly connected by bolt welding, but the assembled steel structure recommends the adoption of bolt connection nodes, so that the installation speed is high, and the construction quality is easier to control. However, the joint of the assembly type steel structure is stressed greatly, and is easy to deform and damage, so that the structure is unstable.

The application number is CN2020216346369 patent discloses an improved generation assembled steel structural node and assembled steel structural component, including first clamping, the inside of first clamping is fixed with the mobile jib, the surface position department that one side of first clamping is located the mobile jib installs the second clamping, one side outer surface welding of second clamping has first crossbeam dead lever, one side outer surface welding of one side surface of first clamping has second crossbeam dead lever, the outer surface one end welding of first crossbeam dead lever has the rib, the inside card of first crossbeam dead lever is gone into and is installed the crossbeam, the front surface mounting of first clamping has mobile jib set screw. The utility model discloses a need carry out the welded trouble to matched stack component and fixed punching steel sheet in the market, can intercept the mobile jib crossbeam on the spot, connect fixedly through the device, avoided the welded trouble, the steadiness is good, and it is convenient to install. However, the joint of the main rod and the cross beam is not reinforced, and the main rod is likely to deform and damage under the action of long-term stress, so that potential safety hazards exist.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembly type steel structure to solve the problems that the joint of a main rod and a cross beam is not reinforced, and the joint is likely to deform and damage under the action of long-term stress, so that potential safety hazards exist.

In order to achieve the purpose, the utility model provides the following technical scheme:

an assembled steel structure comprising:

the upper end of the main rod is provided with symmetrical limiting grooves; a limiting plate is sleeved on the main rod, and the limiting plate is in sliding fit with the main rod; the upper end of the limiting plate is symmetrically provided with 2 limiting blocks;

the upper end of the main rod is symmetrically provided with 2 fixing frames; one ends, close to each other, of the 2 fixing frames are mutually abutted and positioned in the limiting groove, and one ends, far away from each other, of the 2 fixing frames are integrally formed with a clamping and connecting plate; a gap for the penetration of the limiting block is reserved between the fixed frame and the main rod; the fixing frame is fixed with the limiting block through a first bolt;

the cross beam is fixedly connected with the clamping and connecting plate at the corresponding position;

and the connecting plate is positioned between the up-and-down adjacent 2 main rods and is used for connecting and fixing the up-and-down adjacent 2 main rods.

Preferably, 2 the fixed frame outside is equipped with the reinforcing plate, the reinforcing plate passes through bolt one is fixed the fixed frame outside.

Preferably, a reinforcing frame is integrally formed on the main rod and is located below the limiting groove.

Preferably, 2L-shaped supporting plates are arranged below the limiting plate; the upper end of the supporting plate props against the limiting plate, and the lower end of the supporting plate props against the upper end of the reinforcing frame; the support plate is fixed with the main rod through a second bolt.

Preferably, the connecting plate is fixedly connected with 2 vertically adjacent main rods through a third bolt; and the upper end and the lower end of the connecting plate are respectively provided with a reinforcing rib, and the reinforcing ribs penetrate into the main rods at corresponding positions.

Preferably, the limiting block is provided with an avoiding groove corresponding to the three positions of the bolt.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the assembled steel structure, the main rod and the cross beam are connected and fixed through the fixing frame, so that the assembled steel structure is convenient to disassemble and replace; the limiting block on the limiting plate penetrates into a gap between the main rod and the fixing frame, so that the reinforcing effect can be achieved; the fixing frame is fixed with the limiting block through a first bolt, and stress at the limiting groove can be shared; the outer side of the fixing frame is also provided with a reinforcing plate, so that the service life of the whole structure can be prolonged.

(2) According to the assembled steel structure, the reinforcing frame is integrally formed on the main rod, so that the strength of the main rod can be increased; a supporting plate is arranged between the upper end of the reinforcing frame and the limiting plate, the supporting plate is fixed with the main rod through a second bolt and abuts against the limiting plate, and the bearing capacity of the main rod at the position of the fixing frame can be enhanced.

(3) According to the assembled steel structure, the connecting plate is fixedly connected with the 2 vertically adjacent main rods through the third bolt, and the reinforcing ribs at the upper end and the lower end of the connecting plate penetrate into the main rods at the corresponding positions, so that the main rods can be reinforced, and the occurrence of deformation and damage caused by overlarge stress at the joints of the main rods can be avoided.

Drawings

FIG. 1 is an external schematic view of the present invention;

FIG. 2 is a rear view of FIG. 1;

FIG. 3 is a schematic view of the boom of the present invention;

FIG. 4 is a schematic view of the support plate of the present invention;

figure 5 is a schematic view of the fixing frame of the utility model;

FIG. 6 is a schematic view of a limiting plate and a limiting block of the present invention;

FIG. 7 is a schematic view of a web of the present invention;

description of the main reference numerals:

1. a main rod; 2. a limiting groove; 3. a limiting plate; 4. a limiting block; 5. a fixing frame; 6. a clamping and connecting plate; 7. a first bolt; 8. a cross beam; 9. a connecting plate; 10. a reinforcing plate; 11. a reinforcing frame; 12. a support plate; 13. a second bolt; 14. a third bolt; 15. reinforcing ribs; 16. avoiding the groove.

Detailed Description

The following is a clear and complete description of the technical solutions of the present invention, and it is obvious that the described embodiments are some, not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the directions or positional relationships shown in the drawings, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed in a specific direction and operation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" should be construed broadly and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be connected internally to two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to the drawings, an assembled steel structure comprises:

the upper end of the main rod 1 is provided with symmetrical limiting grooves 2; a limiting plate 3 is sleeved on the main rod 1, and the limiting plate 3 is in sliding fit with the main rod 1; the upper end of the limiting plate 3 is symmetrically provided with 2 limiting blocks 4;

the upper end of the main rod 1 is symmetrically provided with 2 fixed frames 5; one ends, close to each other, of the 2 fixing frames 5 are mutually abutted and positioned in the limiting groove 2, and one ends, far away from each other, of the 2 fixing frames 5 are integrally formed with a clamping and connecting plate 6; a gap for the penetration of the limiting block 4 is reserved between the fixed frame 5 and the main rod 1; the fixing frame 5 is fixed with the limiting block 4 through a first bolt 7;

the cross beam 8 is fixedly connected with the clamping plate 6 at the corresponding position;

and the connecting plate 9 is positioned between the up-down adjacent 2 main rods 1 and is used for connecting and fixing the up-down adjacent 2 main rods 1.

In the present embodiment, the reinforcing plates 10 are provided outside the 2 fixed frames 5, and the reinforcing plates 10 are fixed outside the fixed frames 5 by the first bolts 7. The main rod 1 is integrally formed with a reinforcing frame 11, and the reinforcing frame 11 is located below the limiting groove 2. 2L-shaped supporting plates 12 are arranged below the limiting plate 3, so that the limiting plate is convenient to disassemble and replace; the upper end of the supporting plate 12 props against the limiting plate 3, and the lower end of the supporting plate is propped against the upper end of the reinforcing frame 11; the support plate 12 is fixed with the main rod 1 through a second bolt 13.

In addition, the connecting plate 9 is fixedly connected with the 2 main rods 1 which are adjacent up and down through the third bolts 14; the upper end and the lower end of the connecting plate 9 are respectively provided with a reinforcing rib 15, and the reinforcing ribs 15 penetrate into the main rods 1 at corresponding positions. An avoidance groove 16 corresponding to the third bolt 14 is formed in the limiting block 4, and installation is convenient.

The working principle is as follows: according to the assembled steel structure, the main rod 1 at the lowest end is well fixed during installation, and then the limiting plate 3 is sleeved on the main rod 1 from the upper end of the main rod 1 and slides downwards along the main rod 1 to abut against the reinforcing frame 11; respectively sliding the 2 fixing frames 5 down along the limiting groove 2 from the upper end of the main rod 1, and enabling the ends, close to each other, of the 2 fixing frames 5 to be mutually attached in the limiting groove 2; then make limiting plate 3 along mobile jib 1 rebound for stopper 4 on the limiting plate 3 alternates and enters into the clearance between fixed frame 5 and the mobile jib 1, and the rethread bolt 7 is fixed. When the first bolt 7 is used for fixing the limiting block 4 and the fixing frame 5, a plurality of reinforcing plates 10 are additionally arranged on the outer side of the limiting frame and are fixed together through the first bolt 7, and the effect of reinforcing the fixing frame 5 can be achieved. After the limiting block 4 and the fixing frame 5 are fixed, 2L-shaped supporting plates 12 are placed between the limiting plate 3 and the reinforcing frame 11, and the supporting plates 12 and the main rod 1 are fixed through a second bolt 13; the lower surface of limiting plate 3 is supported to the upper end of backup pad 12, and the lower extreme of backup pad 12 and the upper end butt of strengthening frame 11 can play the supporting role to limiting plate 3 and fixed frame 5, are favorable to strengthening the bearing capacity of mobile jib 1 in fixed frame 5 department. The cross beam 8 is placed on the clamping plate 6 at one end of the fixed frame 5 and fixed.

When the upper and lower main rods 1 are required to be connected and fixed, the connecting plate 9 is used for being placed between the upper and lower main rods 1, and the reinforcing ribs 15 at the upper and lower ends of the main rods 1 penetrate into the main rods 1 at the corresponding positions; the strengthening rib 15 closely laminates with 1 inner wall of mobile jib, and rethread bolt three 14 makes connecting plate 9 fixed with mobile jib 1, can play the effect of strengthening to the mobile jib 1 junction, is favorable to avoiding mobile jib 1 to warp the damage. In addition, the limiting block 4 is provided with an avoiding groove 16 corresponding to the third 14 position of the bolt, so that the connecting plate 9 is conveniently connected with the main rod 1. It should be noted that, the connection and fixation between the main rod 1 and the main rod 1 needs to be completed before the limiting block 4 and the fixing frame 5 are fixed, so as to avoid the problem that the third bolt 14 cannot be installed. According to the utility model, the fixing frame 5 is additionally arranged at the joint of the main rod 1 and the cross beam 8 for strengthening treatment, so that the problems of deformation and damage possibly caused by long-term stress and potential safety hazards can be solved, and the device is very practical and has a good market application prospect.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. An assembled steel structure, comprising:

the upper end of the main rod is symmetrically provided with 2 fixed frames; one ends, close to each other, of the 2 fixing frames are mutually abutted and positioned in the limiting groove, and one ends, far away from each other, of the 2 fixing frames are integrally formed with a clamping and connecting plate; a gap for the penetration of the limiting block is reserved between the fixed frame and the main rod; the fixing frame is fixed with the limiting block through a first bolt;

the cross beam is fixedly connected with the clamping plate at the corresponding position;

2. The fabricated steel structure according to claim 1, wherein 2 of the fixing frame outer sides are provided with reinforcing plates, and the reinforcing plates are fixed to the fixing frame outer sides by the first bolts.

3. The fabricated steel structure according to claim 1, wherein a reinforcing frame is integrally formed on the main bar, and the reinforcing frame is located below the limiting groove.

4. The fabricated steel structure according to claim 3, wherein 2L-shaped support plates are provided below the limit plate; the upper end of the supporting plate props against the limiting plate, and the lower end of the supporting plate props against the upper end of the reinforcing frame; the supporting plate is fixed with the main rod through a second bolt.

5. The fabricated steel structure according to claim 1, wherein the connecting plate is fixedly connected to the 2 main bars vertically adjacent thereto by a third bolt; and the upper end and the lower end of the connecting plate are respectively provided with a reinforcing rib, and the reinforcing ribs penetrate into the main rods at corresponding positions.

6. The assembled steel structure of claim 5, wherein the stopper is provided with an escape groove corresponding to the three positions of the bolt.