CN211080597U

CN211080597U - Steel construction links up structure

Info

Publication number: CN211080597U
Application number: CN201921876278.XU
Authority: CN
Inventors: 蔡智发; 周宝来; 周发明
Original assignee: Zhangzhou Zhengfa Steel Structure Co ltd
Current assignee: Zhangzhou Zhengfa Steel Structure Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-07-24
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a steel structure linking structure, which comprises a first rod piece and a second rod piece, wherein a sleeve is arranged at the linking part of the first rod piece and the second rod piece, a fastening component is arranged in the sleeve in a sliding way, the fastening component comprises two groups of sliders and two groups of fixed blocks, the outer rings of the sliders and the inner rings of the fixed blocks are both in conical arrangement and have the same taper, one sides of the two groups of sliders are provided with notches, the two groups of sliders are respectively in clearance fit with the first rod piece and the second rod piece, the fixed blocks are fixedly connected with the inner wall of the sleeve, a screw rod is installed in the sliders in a rotating way, the screw rod is screwed and penetrates through the fixed blocks, a first bevel gear is fixedly installed at one end of the screw rod, which is far away from the sliders, an adjusting shaft is rotatably installed at the middle position in the sleeve, the strength of the joint is improved, and the locking operation is convenient.

Description

Steel construction links up structure

Technical Field

The utility model relates to a steel construction technical field specifically is a steel construction links up structure.

Background

Steel structures are structures that are composed primarily of steel materials and are one of the primary building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, the stability of a common steel structure is high, but a weak part exists, namely the joint between two adjacent steel structure rod pieces.

In order to improve the stability of the joint of the steel structure, the steel structure can be fixed by screws or reinforced by welding, holes are aligned when the plates are drilled and assembled in bolt fixing, the manufacturing workload is increased, and the requirement on the manufacturing precision is high; the bolt holes weaken the section of the component, and jointed pieces are often mutually overlapped or additionally provided with auxiliary jointing plates (or angle steels), so that the structure is complex and the cost of steel is high; the welding mode is better, but due to long-time use and the influence of natural factors, the welded part is easy to crack.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel structure linking structure, a set of sleeve is sleeved at the linking part of a first rod piece and a second rod piece, two sets of sliders and two sets of fixed blocks are respectively arranged in the sleeve, and the outer ring of the slider and the inner ring of the fixed block are arranged into structures with the same taper to be mutually extruded, so that the linking part is fixed, and the strength of the linking part is improved; the first bevel gear and the second bevel gear are used for meshing transmission, the sliding blocks are pulled to be close to the inner ring of the fixed block, gap gaps are compressed, the two groups of sliding blocks are respectively tightly held with the first rod piece and the second rod piece, and the locking operation is convenient and fast to achieve, so that the problems in the background art are solved.

In order to achieve the above object, the utility model provides a following technical scheme: a steel structure connecting structure comprises a first rod piece and a second rod piece, wherein a sleeve is arranged at the connecting position of the first rod piece and the second rod piece, a fastening component is arranged in the sleeve in a sliding way and comprises two groups of sliding blocks and two groups of fixed blocks, the outer ring of the sliding block and the inner ring of the fixed block are both arranged in a conical shape and have the same conicity, one side of each of the two groups of sliding blocks is provided with a notch, the two groups of sliding blocks are respectively in clearance fit with the first rod piece and the second rod piece, the fixed block is fixedly connected with the inner wall of the sleeve, a screw is rotatably arranged in the sliding block and is in threaded connection with the fixed block, and one end of the screw rod, which is far away from the slide block, is fixedly provided with a first bevel gear, an adjusting shaft is rotatably arranged at the middle position in the sleeve, and a second bevel gear is fixedly installed at one end of the adjusting shaft extending into the sleeve and meshed with the first bevel gear.

Preferably, two sets of screw rods are provided with limiting plates at one ends close to the sliding blocks.

Preferably, the sleeve is internally and symmetrically provided with sliding grooves.

Preferably, the surfaces of the sliding blocks are symmetrically provided with connecting plates, and the connecting plates are in clearance fit with the sliding grooves.

Preferably, a hand wheel is fixedly mounted at one end, far away from the second bevel gear, of the adjusting shaft.

Preferably, the surfaces of the two groups of screws are respectively provided with a left-handed external thread and a right-handed external thread, and the surfaces of the two groups of fixing blocks are respectively provided with a left-handed internal thread and a right-handed internal thread.

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

1. a group of sleeves are sleeved at the joint of the first rod piece and the second rod piece, two groups of sliding blocks and two groups of fixed blocks are arranged in the sleeves respectively, and the outer rings of the sliding blocks and the inner rings of the fixed blocks are arranged in structures with the same taper and are mutually extruded, so that the joint is fixed, and the strength of the joint is improved;

2. and the first bevel gear and the second bevel gear are engaged for transmission, and the sliding blocks are pulled to approach the inner ring of the fixed block to compress the gap, so that the two groups of sliding blocks are respectively tightly held with the first rod piece and the second rod piece, and the locking operation is convenient and fast.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure: 1. a first bar member; 2. a second bar member; 3. a sleeve; 301. a chute; 4. a fastening assembly; 401. a slider; 402. a fixed block; 403. a notch; 404. a screw; 405. a first bevel gear; 406. an adjustment shaft; 407. a second bevel gear; 408. a connecting plate; 5. a limiting plate; 6. a handwheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a steel structure connecting structure comprises a first rod piece 1 and a second rod piece 2, wherein a sleeve 3 is arranged at the connecting position of the first rod piece 1 and the second rod piece 2, sliding grooves 301 are symmetrically formed in the sleeve 3, and a fastening assembly 4 is arranged in the sleeve 3 in a sliding mode;

referring to fig. 1 and 2, the fastening assembly 4 includes two sets of sliding blocks 401 and two sets of fixed blocks 402, the outer rings of the sliding blocks 401 and the inner rings of the fixed blocks 402 are both arranged in a tapered manner and have the same taper, one side of each of the two sets of sliding blocks 401 is provided with a notch 403, the notches 403 are arranged so that the sliding blocks 401 can conveniently penetrate through the surfaces of the first rod piece 1 and the second rod piece 2, and the sliding blocks 401 can be clamped or loosened by moving the sliding blocks 401 through the arrangement of the tapered structures with the same taper; the two groups of sliding blocks 401 are respectively in clearance fit with the first rod piece 1 and the second rod piece 2, the fixed block 402 is fixedly connected with the inner wall of the sleeve 3, the sliding blocks 401 are internally and rotatably provided with screw rods 404, and one ends of the two groups of screw rods 404, which are close to the sliding blocks 401, are respectively provided with a limiting plate 5 which is provided with a limiting plate 5 to prevent the screw rods 404 and the sliding blocks 401 from slipping; the screw rod 404 is screwed and penetrates through the fixing block 402, the connecting plates 408 are symmetrically arranged on the surface of the sliding block 401, and the connecting plates 408 are in clearance fit with the sliding grooves 301.

Referring to fig. 1, a first bevel gear 405 is fixedly installed at one end, away from the sliding block 401, of the screw 404, an adjusting shaft 406 is rotatably installed at a central position in the sleeve 3, a hand wheel 6 is fixedly installed at one end, away from the second bevel gear 407, of the adjusting shaft 406, the adjusting shaft 406 extends into the sleeve 3, a second bevel gear 407 is fixedly installed at one end, extending into the sleeve 3, of the adjusting shaft, the second bevel gear 407 is meshed with the first bevel gear 405, left-handed external threads and right-handed external threads are respectively formed on the surfaces of the two groups of screws 404, left-handed internal threads and right-handed internal threads are respectively formed in the two groups of fixing blocks 402, the left-handed internal threads and the right-handed internal threads are respectively arranged at the screwing positions and are.

The working principle is as follows: a set of sleeve 3 is sleeved at the joint of the first rod piece 1 and the second rod piece 2, two sets of sliding blocks 401 and two sets of fixed blocks 402 are respectively arranged in the sleeve 3, and the outer rings of the sliding blocks 401 and the inner rings of the fixed blocks 402 are arranged into conical structures with the same taper, so that the conical structures are mutually extruded, the joint is fixed, and the strength of the joint is improved;

the first bevel gear 405 and the second bevel gear 407 are used for meshing transmission, and during fastening, the adjusting shaft 406 is rotated to drive the two groups of screw rods 404 to rotate, and meanwhile, the two groups of sliding blocks 401 are pulled to approach the inner ring of the fixing block 402, so that gaps of the gaps 403 are compressed, the two groups of sliding blocks 401 are respectively tightly held with the first rod piece 1 and the second rod piece 2, and the locking operation is convenient and fast.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel construction linking structure, includes first member (1) and second member (2), its characterized in that: a sleeve (3) is arranged at the joint of the first rod piece (1) and the second rod piece (2), and a fastening component (4) is arranged in the sleeve (3) in a sliding manner;

the fastening assembly (4) comprises two groups of sliding blocks (401) and two groups of fixing blocks (402), the outer rings of the sliding blocks (401) and the inner rings of the fixing blocks (402) are arranged in a conical manner, the conical degrees of the sliding blocks are the same, one sides of the two groups of sliding blocks (401) are provided with notches (403), the two groups of sliding blocks (401) are respectively in clearance fit with the first rod piece (1) and the second rod piece (2), the fixing blocks (402) are fixedly connected with the inner wall of the sleeve (3), the sliding blocks (401) are rotatably provided with screw rods (404), the screw rods (404) are screwed and penetrate through the fixing blocks (402), one ends, far away from the sliding blocks (401), of the screw rods (404) are fixedly provided with first bevel gears (405), the middle positions in the sleeve (3) are rotatably provided with adjusting shafts (406), one ends, extending into the sleeve (3), of, the second bevel gear (407) is meshed with the first bevel gear (405).

2. The steel structure engagement structure according to claim 1, wherein: and one end of each of the two groups of screw rods (404), which is close to the sliding block (401), is provided with a limiting plate (5).

3. The steel structure engagement structure according to claim 1, wherein: the sleeve (3) is internally and symmetrically provided with sliding grooves (301).

4. The steel structure engagement structure according to claim 3, wherein: the surface of the sliding block (401) is symmetrically provided with connecting plates (408), and the connecting plates (408) are in clearance fit with the sliding grooves (301).

5. The steel structure engagement structure according to claim 1, wherein: and a hand wheel (6) is fixedly arranged at one end of the adjusting shaft (406) far away from the second bevel gear (407).

6. The steel structure engagement structure according to claim 1, wherein: the surfaces of the two groups of screws (404) are respectively provided with a left-handed external thread and a right-handed external thread, and the inside of the two groups of fixing blocks (402) is respectively provided with a left-handed internal thread and a right-handed internal thread.