CN214246319U

CN214246319U - Steel column splicing node convenient for site construction

Info

Publication number: CN214246319U
Application number: CN202023268206.2U
Authority: CN
Inventors: 张华东; 薛美丽; 潘智顺
Original assignee: Shandong Gangyi Architectural Design Co ltd
Current assignee: Shandong Gangyi Architectural Design Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-21
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a steel column splicing node convenient for site construction, which comprises a first steel column body, a first flange plate and a second flange plate, the top end of the first steel column body is welded with the lower surface of the first flange plate, the rear end of the upper surface of the first flange plate is provided with two fastening screw holes, two fastening screw holes are arranged on one side of the upper surface of the first flange plate, a positioning screw hole is arranged in the middle of the upper surface of the first flange plate, high-strength bolts are movably arranged in the four fastening screw holes, the middle of the upper surface of the second flange plate is provided with a positioning screw hole, the rear end of the upper surface of the second flange plate is provided with two fastening screw holes, and two fastening screw holes are formed in one side of the upper surface of the second flange plate, the lower surface of the second flange plate is fixedly connected with the upper surface of the first flange plate through four high-strength bolts, and the upper surface of the second flange plate is welded with the bottom end of the second steel column body. The utility model provides a welding work volume big, the slower problem of concatenation difficulty and construction progress.

Description

Steel column splicing node convenient for site construction

Technical Field

The utility model relates to a steel column concatenation technical field specifically is a steel column concatenation node convenient to site operation.

Background

With the development of economy, the application of steel structures is more and more extensive, and the country is also popularizing steel structure residential engineering. The professional technology of the steel structure building in China has a dramatic progress from design to construction, and the specialization, the technicalization and the maturation are more perfect. The splicing of the steel columns is a very key construction point in the construction of the steel structure.

At present, steel columns are mostly spliced in a welding mode, but when the steel columns are spliced in the welding mode, the welding effect is poor due to the fact that the cross sections of two sections of the steel columns are different in size, secondly, the requirement for perpendicularity in the welding process is high, the perpendicularity is difficult to guarantee when welding operation is conducted on site, thirdly, the requirement for positioning of the two sections of the steel columns during welding is also high, and once the positioning is wrong, the two sections of the steel columns are difficult to repair after being welded. The splicing joint is safe and reliable, meanwhile, the steel column is welded on site more complexly, the workload of welding on site is greatly increased, and the construction progress is reduced, so that the steel column splicing joint convenient for construction on site is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel column concatenation node convenient to site operation possesses simple to operate, reduces the advantage of on-the-spot welding work volume and acceleration construction progress, and it is big to have solved welding work volume, splices the problem that difficulty and construction progress are slower.

In order to achieve the above object, the utility model provides a following technical scheme: a steel column splicing node convenient for site construction, which comprises a first steel column body, a first flange plate and a second flange plate, the top end of the first steel column body is welded with the lower surface of the first flange plate, the rear end of the upper surface of the first flange plate is provided with two fastening screw holes, two fastening screw holes are arranged on one side of the upper surface of the first flange plate, a positioning screw hole is arranged in the middle of the upper surface of the first flange plate, high-strength bolts are movably arranged in the four fastening screw holes, the middle of the upper surface of the second flange plate is provided with a positioning screw hole, the rear end of the upper surface of the second flange plate is provided with two fastening screw holes, and two fastening screw holes are formed in one side of the upper surface of the second flange plate, the lower surface of the second flange plate is fixedly connected with the upper surface of the first flange plate through four high-strength bolts, and the upper surface of the second flange plate is welded with the bottom end of the second steel column body.

Preferably, the outer edges of the upper surface and the lower surface of the first flange plate and the outer edges of the upper surface and the lower surface of the second flange plate are chamfered, the sizes of the first flange plate and the second flange plate are matched, and the outer side of the upper surface of the first flange plate and the outer side of the lower surface of the second flange plate are welded.

Preferably, the cross sections of the first steel column body and the second steel column body are both rectangular structures, and the cross section of the top end of the first steel column body is not smaller than the cross section of the bottom end of the second steel column body.

Preferably, four are no less than to high strength bolt quantity, and four high strength bolt intensity are ten some nine grades, all install flat pad, bullet pad and two nuts on four high strength bolts.

Preferably, the two positioning screw holes are respectively located at the central points of the cross sections of the first steel column body and the second steel column body, and the two positioning screw holes are overlapped with each other.

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

the utility model discloses a through setting up first ring flange and second ring flange, and weld the lower surface of first ring flange and the top of first steel column body respectively when processing, weld the upper surface of second ring flange and the bottom of second steel column body, reach the job site after, through high strength bolt first ring flange and second ring flange completion butt joint, after first ring flange and second ring flange butt joint are accomplished, weld the outside of first ring flange and second ring flange contact surface, reach the effect that the stability of first steel column body and second steel column body connected node is promoted and the security performance is improved, the utility model discloses through setting up the positioning screw, and when welding first ring flange and second ring flange and first steel column body and second steel column body, confirm the welding position of first ring flange and second ring flange through the positioning screw, make when follow-up first steel column body and second steel column body splice, the gravity center point of the first steel column body is perpendicular to that of the second steel column body, and the effect of improving the installation stability of the steel columns is achieved.

Drawings

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

fig. 2 is a schematic front view of the structure of the present invention;

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

fig. 4 is a schematic structural view of a second flange plate of the present invention.

In the figure: 1. a first steel column body; 2. a first flange plate; 3. a second steel column body; 4. a high strength bolt; 5. a second flange plate; 6. positioning the screw hole; 7. and fastening the screw hole.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a steel column concatenation node convenient to site operation, including first steel column body 1, second ring flange 5, surface welding under 1 top of first steel column body and the 2 first ring flanges, 2 first ring flanges upper surface rear ends are equipped with two

fastening screws

7, 2 first ring flanges upper surface one side is equipped with two fastening screws 7, be equipped with location screw 6 in the middle of the 2 first ring flanges upper surface, equal movable mounting has high strength bolt 4 in four fastening screws 7, be equipped with location screw 6 in the middle of the 5 second ring flanges upper surface, two location screws 6 are located 3 cross section central points of first steel column body 1 and second steel column body respectively, two location screw 6 coincidence each other. Through setting up location screw 6 to when welding first ring flange 2 and second ring flange 5 and first steel column body 1 and second steel column body 3, confirm the welding position of first ring flange 2 and second ring flange 5 through location screw 6, make when subsequent first steel column body 1 and second steel column body 3 splice, guaranteed that first

steel column body

1 and 3 gravity center points of second steel column body are perpendicular, reached the effect that improves steel column installation stability.

Two fastening screw holes 7 are formed in the rear end of the upper surface of the second flange plate 5, two fastening screw holes 7 are formed in one side of the upper surface of the second flange plate 5, the outer edges of the upper surface and the lower surface of the first flange plate 2 and the outer edges of the upper surface and the lower surface of the second flange plate 5 are chamfered, the first flange plate 2 is matched with the second flange plate 5 in size, and the outer side of the upper surface of the first flange plate 2 is welded with the outer side of the lower surface of the second flange plate 5. The lower surface of the second flange plate 5 is fixedly connected with the upper surface of the first flange plate 2 through four high-strength bolts 4, the number of the high-strength bolts 4 is not less than four, the strength of the four high-strength bolts 4 is 10.9 grades, and flat pads, elastic pads and double nuts are all installed on the four high-strength bolts 4. The upper surface of the second flange 5 is welded with the bottom end of the second steel column body 3. The cross sections of the first steel column body 1 and the second steel column body 3 are both rectangular structures, and the cross section of the top end of the first steel column body 1 is not smaller than the cross section of the bottom end of the second steel column body 3. Through setting up first ring flange 2 and second ring flange 5, and add man-hour respectively with the welding of 2 lower surfaces of first ring flange and 1 top of first steel column body, with the welding of 5 upper surfaces of second ring flange and 3 bottoms of second steel column body, reach the job site after, accomplish the butt joint with first ring flange 2 and second ring flange 5 through high strength bolt 4,

first ring flange

2 and 5 butt joints of second ring flange are accomplished the back, carry out welding process with

first ring flange

2 and 5 contact surfaces outsides of second ring flange, the effect of first

steel column body

1 and 3 connected node stability promotion of second steel column body and improvement security performance has been reached.

The working principle is as follows: the utility model discloses during the use, add man-hour at the mill with the 1 top welding of first ring flange 2 lower surface and first steel column body, with the welding of 5 upper surfaces of second ring flange and 3 bottoms of second steel column body, and align the positioning screw 6 on the first ring flange 2 with the cross section central point of first steel column body 1, align the positioning screw 6 on the second flange with the cross section central point of second steel column body 3, when splicing first steel column and second steel column at the job site, carry out fixed connection with first ring flange 2 and second ring flange 5 through four high strength bolts 4, after

first ring flange

2 and 5 concatenations of second ring flange are accomplished, weld outside

first ring flange

2 and 5 contact surfaces of second ring flange, thereby make the stability of first steel column body 1 and second steel column body 3 further promote.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a steel column concatenation node convenient to site operation, includes first steel column body (1), first ring flange (2) and second ring flange (5), its characterized in that: the top end of the first steel column body (1) is welded with the lower surface of the first flange plate (2), the rear end of the upper surface of the first flange plate (2) is provided with two fastening screw holes (7), one side of the upper surface of the first flange plate (2) is provided with two fastening screw holes (7), the middle of the upper surface of the first flange plate (2) is provided with a positioning screw hole (6), high-strength bolts (4) are movably arranged in the four fastening screw holes (7), a positioning screw hole (6) is arranged in the middle of the upper surface of the second flange plate (5), the rear end of the upper surface of the second flange plate (5) is provided with two fastening screw holes (7), one side of the upper surface of the second flange plate (5) is provided with two fastening screw holes (7), the lower surface of the second flange plate (5) is fixedly connected with the upper surface of the first flange plate (2) through four high-strength bolts (4), the upper surface of the second flange plate (5) is welded with the bottom end of the second steel column body (3).

2. The steel column splicing node convenient for field construction according to claim 1, wherein: the outer edges of the upper surface and the lower surface of the first flange plate (2) and the outer edges of the upper surface and the lower surface of the second flange plate (5) are chamfered, the first flange plate (2) is matched with the second flange plate (5) in size, and the outer side of the upper surface of the first flange plate (2) is welded with the outer side of the lower surface of the second flange plate (5).

3. The steel column splicing node convenient for field construction according to claim 1, wherein: the cross sections of the first steel column body (1) and the second steel column body (3) are both rectangular structures, and the cross section of the top end of the first steel column body (1) is not smaller than the cross section of the bottom end of the second steel column body (3).

4. The steel column splicing node convenient for field construction according to claim 1, wherein: four are no less than in high strength bolt (4) quantity, and four high strength bolt (4) intensity are ten some nine grades, all install flat pad, bullet pad and two nuts on four high strength bolt (4).

5. The steel column splicing node convenient for field construction according to claim 1, wherein: the two positioning screw holes (6) are respectively positioned at the central points of the cross sections of the first steel column body (1) and the second steel column body (3), and the two positioning screw holes (6) are overlapped with each other.