CN221030649U - Large-span building steel structure connection structure - Google Patents

Abstract

The utility model discloses a large-span building steel structure connecting structure which comprises a first I-shaped steel, a second I-shaped steel and two shells, wherein two first fixing blocks are symmetrically and fixedly connected to the side wall of the first I-shaped steel, two second fixing blocks are symmetrically and fixedly connected to the side wall of the second I-shaped steel, and a cavity is formed in each second fixing block. According to the utility model, the convex block of the first fixing block is firstly placed in the groove of the second fixing block, the worm is driven to rotate through the screw cap, the rotating cavity and the rectangular sliding block, the first sliding block is driven to move relatively through the worm, the worm wheel and the bidirectional threaded rod, the first sliding block and the second limiting Kong Jiangka are buckled in the clamping groove, meanwhile, the screw cap is loosened, and the clamping block is limited through the spring, the screw cap and the first limiting hole, so that the two pieces of structural steel are fixed, the two pieces of structural steel are not easy to loosen even if vibrated for a long time, the potential safety hazard is reduced, and the occurrence of safety accidents is reduced.

Description

Large-span building steel structure connection structure

Technical Field

The utility model relates to the technical field of large-span building steel structure connecting structures, in particular to a large-span building steel structure connecting structure.

Background

In modern building design, steel structures have gradually become the preferred structural form of large-span buildings. The construction mode of the steel structure is mainly welded connection and bolted connection, the difference of the connection mode and the fixing mode among the components can bring great structural deformation, serious line galloping prevention problems can occur under the condition of extreme weather, and a series of measures must be taken to ensure the safety and stability of the steel structure.

The patent of present publication number CN217974772U discloses a large-span building steel structure connection structure, including first H shaped steel and second H shaped steel, the outside of first H shaped steel and second H shaped steel contact end is provided with the connecting plate, and the connecting plate is connected with first H shaped steel and second H shaped steel respectively through first connecting piece, all be connected with the cross slab on the front and back lateral wall of first H shaped steel and second H shaped steel, and the cross slab on the first H shaped steel passes through the reinforcing column and is connected with the cross slab on the second H shaped steel. This large-span building steel construction connection structure is provided with the spliced pole, and the spliced pole can carry out through connection with the penetration board on first H shaped steel and the second H shaped steel to can closely the relation of connection between first H shaped steel and the second H shaped steel to a certain extent, and then be convenient for improve its fastness of connection, be provided with the connecting plate simultaneously, first connecting piece on the connecting plate can be connected both sides to the junction of two from the front and back of device, thereby is convenient for further improve the fastness of device connection.

The first H-shaped steel and the second H-shaped steel in the technology are fixedly connected through the reinforcing column and the fastener, the first H-shaped steel and the second H-shaped steel vibrate under the condition of external force, the reinforcing column and the fastener are easy to loosen due to long-time vibration, the potential safety hazard is large, and safety accidents are easy to occur.

Aiming at the problems, we propose a large-span building steel structure connecting structure.

Disclosure of utility model

The utility model aims to solve the defects that in the prior art, a first H-shaped steel and a second H-shaped steel are fixedly connected through a reinforcing column and a fastener, the first H-shaped steel and the second H-shaped steel vibrate under the condition of external force, the reinforcing column and the fastener are easy to loosen due to long-time vibration, and the reinforcing column and the fastener have larger potential safety hazard and are easy to cause safety accidents.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a large-span building steel structure connection structure, includes first worker shaped steel, second worker shaped steel and two shells, symmetrical fixedly connected with two fixed blocks on the lateral wall of first worker shaped steel, symmetrical fixedly connected with two fixed blocks No. two on the lateral wall of second worker shaped steel, every all set up the cavity in the fixed block No. two, every all rotate on the inner wall of cavity and be connected with two bidirectional threaded rods, every equal symmetrical meshing is connected with two sliders on the bidirectional threaded rods, every equal fixedly connected with block on the lateral wall of a slider, every equal fixedly connected with worm wheel in the center department of bidirectional threaded rod, every equal rotation is connected with the worm in the inner wall of No. two fixed blocks, every equal sliding connection has the rectangular cavity between worm and the worm wheel, every equal sliding connection has the rectangular slider on the inner wall of rectangular cavity, every equal fixedly connected with spring on one side of rectangular slider, every opposite side fixedly connected with the connecting rod, every equal opening of each side of two equal fixed connection has the lug in the groove, every equal fixed connection has the equal groove of two side of each lug.

Preferably, each groove is provided with a second limiting hole, and the clamping blocks are slidably connected in the second limiting holes.

Preferably, one ends of the worms are rotatably connected to the inner wall of the second fixing block, and the two shells are fixedly connected to the side wall of the second fixing block.

Preferably, a plurality of nuts are all connected to the inner wall of the first limiting hole in a sliding mode, and cross grooves are formed in the surfaces of the nuts.

Preferably, the left ends of the springs are fixedly connected to the inner wall of the rectangular cavity, and the connecting rods are slidably connected to the worm and the inner wall of the shell.

Preferably, two opposite ends of the clamping block are propped against the clamping groove, and the first limiting holes are polygonal.

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

Firstly, the lug of the first fixed block is placed in the groove of the second fixed block, the worm is driven to rotate through the nut, the rotating cavity and the rectangular sliding block, the first sliding block is driven to move relatively through the worm, the worm wheel and the bidirectional threaded rod, the first sliding block and the second limiting Kong Jiangka are buckled in the clamping groove, the nut is loosened simultaneously, the clamping block is limited through the spring, the nut and the first limiting hole, and accordingly the two I-shaped steel is fixed, long-time vibration of the I-shaped steel is not easy to loosen, potential safety hazards are reduced, and safety accidents are reduced.

Drawings

FIG. 1 is a schematic diagram of a front perspective structure of a large-span building steel structure connection structure according to the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of a connection structure of a large-span building steel structure according to the present utility model;

FIG. 3 is a schematic diagram of a right-hand view of the outer shell in a connection structure of a large-span building steel structure according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2a according to the present utility model.

In the figure: the first I-shaped steel, the first fixing block 2, the second fixing block 3, the 4 worm, the 5 bidirectional threaded rod, the first slider 6, the 7 worm wheel, the 8 cavity, the 9 clamping block, the 10 spring, the 11 rectangular slider, the 12 nut, the first limiting hole 13, the 14 rotating cavity, the 15 shell, the 16 connecting rod, the second limiting hole 17, the second I-shaped steel 18 and the 19 support column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, a large-span building steel structure connecting structure comprises a first I-shaped steel 1, a second I-shaped steel 18 and two shells 15, wherein two first fixing blocks 2 are symmetrically and fixedly connected to the side wall of the first I-shaped steel 1, two second fixing blocks 3 are symmetrically and fixedly connected to the side wall of the second I-shaped steel 18, a cavity 8 is formed in each second fixing block 3, a bidirectional threaded rod 5 is rotationally connected to the inner wall of each cavity 8, two first sliding blocks 6 are symmetrically and fixedly connected to each bidirectional threaded rod 5, a clamping block 9 is fixedly connected to the side wall of each first sliding block 6, a worm wheel 7 is fixedly sleeved at the center of each bidirectional threaded rod 5, a worm 4 is rotationally connected to the inner wall of each second fixing block 3, a rectangular cavity is formed in each worm 4, each worm 4 is in meshed connection with the worm wheel 7, the inner wall of each rectangular cavity is connected with a rectangular slide block 11 in a sliding way, one side of each rectangular slide block 11 is fixedly connected with a spring 10, the other side of each rectangular slide block 11 is fixedly connected with a connecting rod 16, one side of each shell 15 is provided with a first limit hole 13, each shell 15 is internally provided with a rotating cavity 14, the other end of each connecting rod 16 penetrates through the rectangular cavity and the rotating cavity 14 and is fixedly connected with a screw cap 12, one side of each first fixing block 2 is fixedly connected with a convex block, two clamping grooves are symmetrically formed in each convex block, the left side of each second fixing block 3 is provided with a groove, the right end of each convex block is propped against the groove, the side walls of each first fixing block 2 and the second fixing block 3 are fixedly connected with a support column 19, and the two pieces of construction steel can be fixed through the clamping grooves, the clamping blocks 9, the screw caps 12 and the first limit holes 13, the vibration of the device for a long time is not easy to loosen, the potential safety hazard is reduced, and the occurrence of safety accidents is reduced.

Wherein, no. two spacing holes 17 have all been seted up in every recess, and a plurality of block 9 all sliding connection are in No. two spacing holes 17, carry out spacingly to block 9 through No. two spacing holes 17.

Wherein, the one end of a plurality of worms 4 is all rotated and is connected in the inner wall of No. two fixed blocks 3, and two equal fixed connection of shell 15 are on the lateral wall of No. two fixed blocks 3, drive worm wheel 7 through worm 4 and rotate.

Wherein, a plurality of nuts 12 are all sliding connection on the inner wall of spacing hole 13, and cross recess has all been seted up on the surface of a plurality of nuts 12, carries out spacingly to nut 12 through spacing hole 13.

The left ends of the springs 10 are fixedly connected to the inner wall of the rectangular cavity, the connecting rods 16 are slidably connected to the worm 4 and the inner wall of the housing 15, and the nuts 12 are reset through the springs 10.

Wherein, two opposite one ends of block 9 all support in the draw-in groove, and a plurality of spacing holes 13 all set up to the polygon, fix the fixed block 2 No. one through block 9.

In the utility model, when the device is used, the protruding blocks of the first fixed block 2 are aligned to the grooves of the second fixed block 3, the tool is used for aligning the cross grooves and pressing the nuts 12 to enable the nuts 12 to enter the rotating cavity 14, the springs 10 elastically deform, the nuts 12 are rotated to drive the rectangular sliding blocks 11 to rotate, the worm 4 is driven by the worm 4 to rotate, the worm wheel 7 drives the bidirectional threaded rod 5 to rotate, the first sliding blocks 6 relatively move, the clamping blocks 9 are buckled in the clamping grooves through the first sliding blocks 6, the tool is taken away, the springs 10 release elastic potential energy to reset the nuts 12 and reenter the first limiting holes 13, the connection of the first and second structural steel 1 and 18 is completed, the two structural steel can be fixed through the clamping grooves, the clamping blocks 9, the nuts 12 and the first limiting holes 13, long-time vibration of the two structural steel is not easy to loose, potential safety hazards are reduced, and safety accidents are reduced.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a large-span building steel structure connection structure, includes first worker shaped steel (1), second worker shaped steel (18) and two shell (15), its characterized in that, symmetrical fixedly connected with two fixed blocks (2) on the lateral wall of first worker shaped steel (1), symmetrical fixedly connected with two fixed blocks (3) on the lateral wall of second worker shaped steel (18), every cavity (8) have all been seted up in No. two fixed blocks (3), every all rotate on the inner wall of cavity (8) and be connected with two threaded rod (5), every equal symmetrical meshing is connected with two slider (6) on threaded rod (5), every equal fixedly connected with block (9) on the lateral wall of slider (6), every the center department of threaded rod (5) all fixedly cup joints worm (4), every all rotate in the inner wall of No. two fixed blocks (3) and be connected with worm (4), every be between worm (4) and worm wheel (7) and worm wheel (4) all be connected with rectangular meshing, every rectangular inner wall (11) have each connecting rod (11) are connected with each other side (11) and are connected with each other side (11), every spacing hole (13) No. one has all been seted up to one side of shell (15), every all set up in shell (15) rotate chamber (14), every the other end of connecting rod (16) all runs through rectangle chamber and rotates chamber (14) and fixedly connected with nut (12), every equal fixedly connected with lug in one side of No. one fixed block (2), every two draw-in grooves have all been seted up to equal symmetry on the lug, two the left side of No. two fixed blocks (3) is all set up flutedly, every the right-hand member of lug all supports in the recess, every equal fixedly connected with support column (19) on the lateral wall of No. one fixed block (2) and No. two fixed blocks (3).

2. The large-span building steel structure connecting structure according to claim 1, wherein a second limiting hole (17) is formed in each groove, and a plurality of clamping blocks (9) are slidably connected in the second limiting hole (17).

3. The large-span building steel structure connecting structure according to claim 1, wherein one ends of the plurality of worms (4) are rotatably connected in the inner wall of the second fixed block (3), and two shells (15) are fixedly connected on the side wall of the second fixed block (3).

4. The large-span building steel structure connecting structure according to claim 1, wherein a plurality of nuts (12) are all slidingly connected to the inner wall of the first limiting hole (13), and cross grooves are formed in the surfaces of the nuts (12).

5. A long span construction steel structure connection structure according to claim 1, characterized in that the left ends of the springs (10) are fixedly connected to the inner wall of the rectangular cavity, and the connecting rods (16) are slidingly connected to the worm (4) and the inner wall of the housing (15).

6. The large-span building steel structure connecting structure according to claim 1, wherein two opposite ends of the clamping blocks (9) are propped against the clamping grooves, and a plurality of first limiting holes (13) are arranged as polygons.