Connecting structure of large-span module steel structure

Abstract

The utility model discloses a connection structure of a large-span module steel structure, which comprises a mounting block, and extension parts are fixedly mounted on two sides of the mounting block. Two pieces of I-shaped steel needing to be connected in a crossed mode are inserted into the first through groove and the second through groove of the installation block respectively, then the I-shaped steel above is fixed through the first fixing assembly, and in other words, by screwing the fixing bolts, the abutting blocks at one ends of the fixing bolts on the two sides can abut against the two sides of the I-shaped steel above respectively; a cross beam of the I-shaped steel is tightly attached to the two first transverse grooves, so that the I-shaped steel in the first through grooves is fixed, the lower I-shaped steel is fixed through a second fixing assembly, that is, a T-shaped bolt is locked below an extending part through a nut, and a bolt head of the T-shaped bolt can abut against the lower portion of the cross beam at the top end of the lower I-shaped steel; and the second vertical groove and the second transverse groove are tightly attached to the I-shaped steel below the second vertical groove and the second transverse groove, so that the I-shaped steel in the second through groove is fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to large -span module steel structure technical field especially relates to a kind of link structure of large -span module steel structure. BACKGROUND

[0002] Large-span module steel structure plays an important role in modern architecture, and its design and construction reflect the superb engineering technology. In recent years, with the continuous expansion of building scale and the pursuit of space utilization rate, large-span module steel structure has gradually become the mainstream choice. In this structure, I-beam is widely introduced as the core component. With its unique cross-sectional shape, I-beam provides excellent bending strength and carrying capacity, enabling large-span structure to maintain lightness while ensuring sufficient stability and safety. Through accurate calculation and design, I-beam is cleverly arranged at the key parts of the structure, meeting the requirements of mechanical properties and optimizing the material utilization efficiency, laying a solid foundation for the development of large-span buildings.

[0003] In the construction of large-span module steel structure, the design of connection and connection structure is crucial. These structures not only relate to the stability and durability of the entire building, but also directly affect the efficiency and quality of construction. In order to ensure the tight connection between large-span module steel structures, engineers use a variety of advanced connection technologies. These include high-strength bolt connection, welding connection, and prestressed connection. These connection methods have their own advantages and can be flexibly selected according to different engineering requirements and site conditions. At the same time, in order to ensure the reliability and safety of the connection part, strict calculation and test are carried out to verify the bearing capacity and seismic performance of the connection structure. Through these careful design and construction measures, the connection and connection structure between large-span module steel structures is firm and reliable, providing strong guarantee for the long-term use of buildings.

[0004] Patent document CN207794326U discloses a connection structure for large-span steel structure, which solves the problem of complex installation and disassembly operation of adjacent I-beams due to the fixing connection of the upper abutment plate of the adjacent I-beam by multiple bolts. The technical solution is as follows: including I-beam, main connecting body and auxiliary connecting body, the main connecting body and the auxiliary connecting body are respectively arranged at both ends of the groove of the I-beam; the main connecting body is inserted with a connecting column, and the end face of the connecting column close to the end of the I-beam is provided with a screw rod; the connecting column is fixedly connected with a limiting plate, and the main connecting body is provided with a moving cavity for the movement of the limiting plate; the side surface of the auxiliary connecting body facing the end of the I-beam is provided with a connecting hole for the insertion of the connecting column of the adjacent I-beam, and the side surface of the auxiliary connecting body away from the end of the I-beam is provided with a through hole for the insertion of the screw rod of the adjacent I-beam, and the screw rod is fixed by a nut after passing through the through hole. It has the effect of simplifying the installation and disassembly operation of the I-beam and shortening the construction period of the large-span steel structure building.

[0005] As the prior art in the above patent, the above-mentioned connection structure can only realize the butt joint of two I-beams, but in the application of large-span modules, two I-beams are often cross-connected, that is, two I-beams are arranged vertically, which is generally connected by welding, but welding is difficult, so a new connection structure is needed for the above-mentioned situation. Content of the utility model

[0006] The utility model discloses a kind of connection structures of large-span module steel structure, to solve the above-mentioned deficiencies in prior art.

[0007] To achieve the above object, the utility model adopts the following technical scheme: a kind of connection structures of large-span module steel structure, including mounting block, the both sides of the mounting block are fixedly installed with extension part, first through slot and second through slot are respectively fixedly installed on the mounting block, the first through slot is set in the upper of extension part, the second through slot is set in the lower of extension part, the first through slot and second through slot are vertically arranged, the first through slot includes a first vertical slot and two first horizontal slots, the second through slot includes a second vertical slot and two second horizontal slots, the first vertical slot is wider than second vertical slot, the both sides of the mounting block are provided with first fixed component, the first fixed component is arranged in the both sides of first vertical slot, two the extension part is provided with second fixed component.

[0008] As a further description of the above technical solution: the first fixed component includes fixed bolt screwing in the both sides of mounting block, multiple fixed bolts are communicated with first vertical slot by penetrating the side wall of mounting block, the one end of multiple fixed bolts is rotatably connected with abutment plate, and the abutment plate is U-shaped.

[0009] As a further description of the above technical solution: the second fixed component includes multiple installation holes set in extension part, multiple T-shaped bolts are arranged on multiple installation holes, the bottom end of T-shaped bolt is fixedly installed with stud, and the top end of T-shaped bolt is screw-mounted with nut.

[0010] As a further description of the above technical solution: two spacers are sleeved on T-shaped bolt, and two spacers are arranged between nut and extension part.

[0011] As a further description of the above technical solution: multiple bevel tooth grooves are respectively arranged on two spacers, and two groups of bevel tooth grooves of two spacers are engaged and abutted.

[0012] The utility model provides a kind of link structure of large-span module steel structure.It has the following beneficial effects:The utility model inserts the I-beam of two needing cross link respectively into the inside of the first through slot and the second through slot of mounting block, then the I-beam above is fixed by first fixed component, i.e.

[0013] It should be understood that the preceding general description and the following detailed description are only exemplary and explanatory, and not for limiting the present disclosure.

[0014] The present document provides an overview of various implementations or examples of the technology described in the present disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole three-dimensional structure schematic diagram of the link structure of large-span module steel structure proposed by the utility model;

[0016] Figure 2 It is a three-dimensional structure schematic diagram of the mounting block of the utility model;

[0017] Figure 3 It is a three-dimensional explosion structure schematic diagram of the utility model;

[0018] Figure 4 It is a side view structure schematic diagram of the utility model;

[0019] Figure 5 It is a front view structure schematic diagram of the utility model;

[0020] Figure 6 It is a three-dimensional structure schematic diagram when the utility model is installed and applied.

[0021] LEGEND:

[0022] 1, mounting block;2, first through slot;201, first cross groove;202, first vertical groove;3, second through slot;301, second cross groove;302, second vertical groove;4, extension;5, mounting hole;6, fixed bolt;7, abutment plate;8, T bolt;9, bolt head;10, nut;11, gasket;12, helical tooth groove;13, I-beam. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0024] With reference to Figures 1-6 A kind of connection structure of large-span modular steel structure, including mounting block 1, the both sides of mounting block 1 are fixedly installed with extension 4, first through slot 2 and second through slot 3 are respectively fixedly installed on mounting block 1, the first through slot 2 is set in the top of extension 4, the second through slot 3 is set in the bottom of extension 4, the first through slot 2 and second through slot 3 are vertically arranged, the first through slot 2 includes a first vertical slot 202 and two first horizontal slots 201, the second through slot 3 includes a second vertical slot 302 and two second horizontal slots 301, the first vertical slot 202 is wider than second vertical slot 302, the both sides of mounting block 1 are provided with first fixed assembly, the first fixed assembly is arranged at the both sides of first vertical slot 202, two the extension 4 is provided with second fixed assembly;Two I-beams 13 needing cross connection are respectively inserted into the inside of first through slot 2 and second through slot 3 of mounting block 1, then the I-beam 13 in the top is fixed by first fixed assembly, i.e. by tightening fixed bolt 6, the abutting block of one end of both sides fixed bolt 6 can be respectively abutted in the both sides of I-beam 13 in the top, and the crossbeam of I-beam 13 is tightly combined with two first horizontal slots 201, to realize the fixation of I-beam 13 in the inside of first through slot 2, the I-beam 13 in the bottom is fixed by second fixed assembly, i.e. by nut 10, T-shaped bolt 8 is locked in the bottom of extension 4, the shank 9 of T-shaped bolt 8 can be abutted in the top crossbeam below I-beam 13 in the bottom, and second vertical slot 302 and second horizontal slot 301 are tightly combined with I-beam 13 in the bottom, to realize the fixation of I-beam 13 in the inside of second through slot 3.

[0025] As a preferred technical solution of the embodiment, the first fixed assembly includes fixed bolt 6 threadedly installed on the both sides of mounting block 1, multiple fixed bolt 6 is communicated with first vertical slot 202 by penetrating the side wall of mounting block 1, one end of multiple fixed bolt 6 is rotatably connected with abutting plate 7, and the abutting plate 7 is U-shaped;During the process of locking inside by fixed bolt 6, the upper plate, lower plate and side plate of abutting plate 7 are tightly combined with the inner wall of I-beam 13, to realize the fixation of I-beam 13.

[0026] As the preferred technical scheme of the embodiment, the second fixing assembly comprises a plurality of mounting holes 5 formed on the extension 4, and a plurality of T-shaped bolts 8 are arranged on the mounting holes 5, the bottom end of the T-shaped bolt 8 is fixedly provided with a bolt head 9, and the top end of the T-shaped bolt 8 is threadedly provided with a nut 10; the T-shaped bolt 8 is inserted into the mounting hole 5, the bolt head 9 of the T-shaped bolt 8 abuts against the lower side of the upper beam of the I-shaped steel 13, and then the T-shaped bolt 8 is locked by the nut 10.

[0027] As the preferred technical scheme of the embodiment, the T-shaped bolt 8 is sleeved with two washers 11, and the two washers 11 are arranged between the nut 10 and the extension 4; the washer 11 can increase the locking stability of the T-shaped bolt 8.

[0028] As the preferred technical scheme of the embodiment, a plurality of inclined tooth grooves 12 are formed on the two washers 11 respectively, and the two groups of inclined tooth grooves 12 of the two washers 11 are in meshing abutment with each other; when the T-shaped bolt 8 is locked, the two washers 11 are in meshing abutment with each other through the inclined tooth grooves 12, compared with the conventional washer 11, the washer 11 with the inclined tooth groove 12 can prevent the locking washer 11 from increasing the friction force, and the stability and the anti-loosening performance of the T-shaped bolt 8 are improved.

[0029] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, and all should be covered in the protection scope of the utility model.

Claims

1. A connecting structure of a long-span modular steel structure, comprising a mounting block (1), characterized in that, The both sides of the mounting block (1) are fixedly provided with extension parts (4), the mounting block (1) is fixedly provided with a first through slot (2) and a second through slot (3) respectively, the first through slot (2) is arranged above the extension part (4), the second through slot (3) is arranged below the extension part (4), the first through slot (2) and the second through slot (3) are arranged vertically, the first through slot (2) comprises a first vertical slot (202) and two first horizontal slots (201), the second through slot (3) comprises a second vertical slot (302) and two second horizontal slots (301), the first vertical slot (202) is wider than the second vertical slot (302), the both sides of the mounting block (1) are provided with first fixing assemblies, the first fixing assemblies are arranged on the both sides of the first vertical slot (202), and the two extension parts (4) are provided with second fixing assemblies.

2. The connecting structure of a long-span modular steel structure according to claim 1, characterized in that, The first fixing assembly comprises fixed bolts (6) which are screwed on the both sides of the mounting block (1), the fixed bolts (6) are communicated with the first vertical slot (202) through the side wall of the mounting block (1), the one end of the fixed bolts (6) is rotatably connected with an abutting plate (7), and the abutting plate (7) is in U shape.

3. The connecting structure of a long-span modular steel structure according to claim 1, characterized in that, The second fixing assembly comprises a plurality of mounting holes (5) which are arranged on the extension part (4), the mounting holes (5) are provided with T-shaped bolts (8), the bottom end of the T-shaped bolt (8) is fixedly provided with a bolt head (9), and the top end of the T-shaped bolt (8) is screwed with a nut (10).

4. The connecting structure of a long-span modular steel structure according to claim 1, characterized in that, The T-shaped bolt (8) is provided with two spacers (11), and the spacers (11) are arranged between the nut (10) and the extension part (4).

5. The connecting structure of a long-span modular steel structure according to claim 4, characterized in that, A plurality of inclined tooth grooves (12) are arranged on the two spacers (11) respectively, and the two groups of inclined tooth grooves (12) of the two spacers (11) are engaged with each other.

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