Connecting device for building steel structure joints

Abstract

The utility model discloses a connecting device for building steel structure nodes, which comprises a rotary connecting shaft, the outer surface of the rotary connecting shaft is rotatably connected with two rotary discs, and the outer surfaces of the two rotary discs are fixedly connected with mounting connecting blocks. The end, away from the rotating disc, of the mounting connecting block is connected with a first connecting short shaft through a telescopic assembly, and the other end of the first connecting short shaft is provided with a second connecting short shaft in an attached mode. According to the utility model, the first connecting short shaft and the second connecting short shaft are aligned together, so that the two embedded grooves in the first connecting short shaft and the second connecting short shaft are communicated with each other, and then the embedded blocks are embedded into the embedded grooves, so that the clamping bulges are clamped into the corresponding clamping holes; at the beginning, the threaded sleeve is located on the outer surface of the first connecting short shaft, the threaded sleeve is rotated so that the threaded sleeve can be in threaded connection with the second connecting short shaft, installation of the steel structure can be completed, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure node connection, in particular to a connection device for a building steel structure node. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel sections and steel plates.

[0003] At present, the existing parts require multiple bolts to fix when connecting two building steel structures, which has low connection efficiency and cumbersome operation. In addition, during the connection process of the two building steel structures, the connection angle and connection length of the steel structure cannot be adjusted according to the actual situation, which has certain limitations. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a connection device for building steel structure nodes.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a connection device for a building steel structure node, comprising a rotating connecting shaft, the outer surface of which is rotatably connected to two rotating disks, the outer surfaces of the two rotating disks are fixedly connected to mounting connecting blocks, the end of the mounting connecting block away from the rotating disk is connected to a first connecting short shaft through a telescopic assembly, the other end of the first connecting short shaft is fitted with a second connecting short shaft, the outer surfaces of the first connecting short shaft and the second connecting short shaft are commonly threadedly connected to a threaded sleeve, and the end of the second connecting short shaft away from the first connecting short shaft is fixedly connected to the steel structure.

[0006] As a further description of the above technical solution:

[0007] The side walls of the two rotating discs are each provided with a plurality of threaded holes arranged in a circular array, and the two rotating discs are commonly threadedly connected with a same first bolt, and the first bolt is adapted to the threaded hole.

[0008] As a further description of the above technical solution:

[0009] The telescopic assembly includes an outer fixed sleeve rod fixedly connected to one end of the mounting connection block, a movable extension rod is slidably connected inside the outer fixed sleeve rod, a second bolt is threadedly connected to the outer surface of the outer fixed sleeve rod, and one end of the second bolt extends to the inner wall of the outer fixed sleeve rod and abuts against the movable extension rod.

[0010] As a further description of the above technical solution:

[0011] The outer surfaces of the first connecting short shaft and the second connecting short shaft are both provided with mutually communicating inner embedding grooves, and the inner surfaces of the inner embedding grooves are embedded with embedding blocks, and the embedding blocks are located inside the threaded sleeve.

[0012] As a further description of the above technical solution:

[0013] The surface of the embedding block is fixedly connected with two symmetrically arranged clamping protrusions, and the insides of the two embedded grooves are both provided with clamping holes, and the clamping protrusions are clamped in the corresponding clamping holes.

[0014] As a further description of the above technical solution:

[0015] The outer surfaces of the first connecting stub shaft and the second connecting stub shaft are both provided with external threads matched with the threaded sleeve.

[0016] The utility model has the following beneficial effects:

[0017] 1. Compared with the prior art, the connection device of the building steel structure node aligns the first connecting short shaft and the second connecting short shaft so that the two embedded grooves on the first connecting short shaft and the second connecting short shaft are connected to each other, and then the embedded block is embedded into the interior of the embedded groove so that the snap-in protrusion is snap-into the corresponding snap-in hole. At the beginning, the threaded sleeve is on the outer surface of the first connecting short shaft. The threaded sleeve is rotated so that the threaded sleeve is threadedly connected to the second connecting short shaft, and the installation of the steel structure can be completed, which is easy to operate.

[0018] 2. Compared with the prior art, the connection device of the building steel structure node loosens the second bolt so that the movable extension rod can move inside the outer fixed sleeve rod, and the length of the outer fixed sleeve rod and the movable extension rod can be adjusted, so that the length between the two steel structures can be adjusted, and the first bolt is rotated to remove the two rotating disks, so as to adjust the angle between the two steel structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional diagram of a connection device for a building steel structure node proposed by the utility model;

[0020] Figure 2 A schematic diagram of a first connecting short axis and a second connecting short axis of a connecting device for a building steel structure node proposed by the utility model;

[0021] Figure 3 A schematic diagram of an embedded groove of a connection device for a building steel structure node proposed by the utility model;

[0022] Figure 4 This is a schematic diagram of an embedded block of a connection device for a building steel structure node proposed by the utility model.

[0023] Legend:

[0024] 1. Rotating connecting shaft; 2. Rotating disc; 3. Threaded hole; 4. First bolt; 5. Mounting connecting block; 6. External fixed sleeve rod; 7. Movable extension rod; 8. Second bolt; 9. First connecting short shaft; 10. Second connecting short shaft; 11. Threaded sleeve; 12. Steel structure; 13. Embedded groove; 14. Snap-in hole; 15. Embedded block; 16. Snap-in protrusion. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Reference Figures 1 to 4 The utility model provides a connection device for a building steel structure node: comprising a rotating connection shaft 1, the outer surface of the rotating connection shaft 1 is rotatably connected to two rotating discs 2, the side walls of the two rotating discs 2 are each provided with a plurality of threaded holes 3 arranged in a circular array, the two rotating discs 2 are commonly threadedly connected with a first bolt 4, and the first bolt 4 is adapted to the threaded hole 3;

[0027] The outer surfaces of the two rotating discs 2 are fixedly connected with mounting connection blocks 5, and one end of the mounting connection block 5 away from the rotating disc 2 is connected with a first connecting short shaft 9 through a telescopic assembly, and the telescopic assembly includes an outer fixed sleeve rod 6 fixedly connected to one end of the mounting connection block 5, and a movable extension rod 7 is slidably connected inside the outer fixed sleeve rod 6, and a second bolt 8 is threadedly connected to the outer surface of the outer fixed sleeve rod 6, and one end of the second bolt 8 extends to the inner wall of the outer fixed sleeve rod 6 and abuts against the movable extension rod 7;

[0028] The other end of the first connecting short shaft 9 is fitted with a second connecting short shaft 10, and the outer surfaces of the first connecting short shaft 9 and the second connecting short shaft 10 are commonly threadedly connected with a threaded sleeve 11, and the second connecting short shaft 10 is fixedly connected to a steel structure 12 at one end away from the first connecting short shaft 9, and the outer surfaces of the first connecting short shaft 9 and the second connecting short shaft 10 are provided with mutually interconnected embedded grooves 13, and the interior of the embedded grooves 13 is embedded with an embedded block 15, and the embedded block 15 is located inside the threaded sleeve 11, and the surface of the embedded block 15 is fixedly connected with two symmetrically arranged clamping protrusions 16, and the interiors of the two embedded grooves 13 are provided with clamping holes 14, and the clamping protrusions 16 are clamped in the corresponding clamping holes 14, and the outer surfaces of the first connecting short shaft 9 and the second connecting short shaft 10 are provided with external threads compatible with the threaded sleeve 11, so that the threaded sleeve 11 can fix the first connecting short shaft 9 and the second connecting short shaft 10.

[0029] Working principle:

[0030] When in use, align the first connecting short shaft 9 and the second connecting short shaft 10 together, so that the two embedded grooves 13 on the first connecting short shaft 9 and the second connecting short shaft 10 are connected to each other, and then embed the embedding block 15 into the inner part of the embedded groove 13, so that the clamping protrusion 16 is clamped into the corresponding clamping hole 14. At the beginning, the threaded sleeve 11 is on the outer surface of the first connecting short shaft 9, and the threaded sleeve 11 is rotated so that the threaded sleeve 11 and the second connecting short shaft 10 are threadedly connected, and the installation of the steel structure is completed;

[0031] Loosen the second bolt 8 so that the movable extension rod 7 can move inside the outer fixed sleeve rod 6, adjust the length of the outer fixed sleeve rod 6 and the movable extension rod 7, so that the length between the two steel structures 12 can be adjusted, rotate and remove the first bolt 4, so that the two rotating disks 2 can rotate, thereby adjusting the angle between the two steel structures 12.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A connection device for a building steel structure node, comprising a rotating connection shaft (1), characterized in that: The outer surface of the rotating connecting shaft (1) is rotatably connected to two rotating disks (2), and the outer surfaces of the two rotating disks (2) are fixedly connected to mounting connecting blocks (5), and the end of the mounting connecting block (5) away from the rotating disk (2) is connected to a first connecting short shaft (9) through a telescopic component, and the other end of the first connecting short shaft (9) is fitted with a second connecting short shaft (10), and the outer surfaces of the first connecting short shaft (9) and the second connecting short shaft (10) are threadedly connected to a threaded sleeve (11), and the end of the second connecting short shaft (10) away from the first connecting short shaft (9) is fixedly connected to a steel structure (12).

2. A connection device for building steel structure nodes according to claim 1, characterized in that: The side walls of the two rotating discs (2) are each provided with a plurality of threaded holes (3) arranged in a circular array, and the two rotating discs (2) are commonly threadedly connected with a same first bolt (4), and the first bolt (4) is adapted to the threaded hole (3).

3. A connection device for building steel structure nodes according to claim 1, characterized in that: The telescopic assembly comprises an outer fixed sleeve rod (6) fixedly connected to one end of the mounting connection block (5); a movable extension rod (7) is slidably connected to the interior of the outer fixed sleeve rod (6); a second bolt (8) is threadedly connected to the outer surface of the outer fixed sleeve rod (6); one end of the second bolt (8) extends to the inner wall of the outer fixed sleeve rod (6) and abuts against the movable extension rod (7).

4. A connection device for building steel structure nodes according to claim 1, characterized in that: The outer surfaces of the first connecting stub shaft (9) and the second connecting stub shaft (10) are both provided with mutually communicating inner grooves (13), an embedded block (15) is embedded inside the inner groove (13), and the embedded block (15) is located inside the threaded sleeve (11).

5. A connection device for building steel structure nodes according to claim 4, characterized in that: The surface of the embedding block (15) is fixedly connected with two symmetrically arranged clamping protrusions (16), and the insides of the two embedded grooves (13) are each provided with a clamping hole (14), and the clamping protrusions (16) are clamped in the corresponding clamping holes (14).

6. A connection device for building steel structure nodes according to claim 1, characterized in that: The outer surfaces of the first connecting stub shaft (9) and the second connecting stub shaft (10) are both provided with external threads that are compatible with the threaded sleeve (11).

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