CN214364064U

CN214364064U - Combined steel column structure

Info

Publication number: CN214364064U
Application number: CN202023250184.7U
Authority: CN
Inventors: 蒋剑蓬
Original assignee: Zhejiang Fengyang Steel Structure Co ltd
Current assignee: Zhejiang Fengyang Steel Structure Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-08
Anticipated expiration: 2030-12-29

Abstract

The utility model provides a combination steel column structure belongs to the building materials field. The combined steel column structure comprises a steel column body with an H-shaped cross section, wherein the steel column body consists of two cross beams and a longitudinal beam arranged between the two cross beams, notches are formed in two sides of the width of one cross beam, connecting pieces are arranged at the positions of the two notches, each connecting piece comprises a base with the H-shaped cross section, the two bases are respectively inserted into the two notches, the bases are fixedly connected with the corresponding cross beams through bolts, straight pipes are vertically arranged between the two cross beams, the two straight pipes are distributed on two sides of the longitudinal beam, each straight pipe comprises a first pipe fitting and a second pipe fitting which are coaxially arranged and matched, one end of the first pipe fitting is fixedly connected with the two bases respectively, the other end of the first pipe fitting is inserted into the second pipe fitting respectively, and the end, far away from the first pipe fitting, of the second pipe fitting is fixedly connected with the other cross beam; springs are arranged in the two straight pipes, and two ends of each spring are respectively pressed on the base and the other cross beam. This combination steel column structural stability is good.

Description

Combined steel column structure

Technical Field

The utility model belongs to the building materials field relates to a steel column, especially a combination steel column structure.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The steel structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like. Among them, steel columns have many shapes, and H-shaped steel columns are typical representatives.

The existing H-shaped steel column consists of two cross beams and a longitudinal beam arranged between the two cross beams. The steel column is when being connected with steel structures such as girder steel, generally can be with the help of connecting the plate, and connect the equal steel column bolted connection of plate. When vibration occurs, the bolt is subjected to acting force which enables the bolt to have a loosening trend, the bolt loosening speed can be increased under the long-term action of the acting force, and great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a stable in structure's combination steel column structure.

The purpose of the utility model can be realized by the following technical proposal: a combined steel column structure comprises a steel column body with an H-shaped cross section, wherein the steel column body consists of two cross beams and a longitudinal beam arranged between the two cross beams, notches are formed in two sides of the width of one cross beam, connecting pieces are arranged at the two notches and comprise bases with the H-shaped cross sections, the two bases are respectively inserted into the two notches, and the bases and the corresponding cross beams are fixedly connected through bolts; springs are arranged in the two straight pipes, and two ends of each spring are respectively pressed on the base and the other cross beam.

The two ends of the spring wrapped in the straight pipe are respectively abutted against the base and the cross beam, so that the vibration of the joint of the filter base and the cross beam can be effectively buffered, the tightening state of the bolt is prolonged, the base and the cross beam are stably connected, and the structural stability is better.

In foretell combination steel column structure, the ring channel has been seted up on the coaxial on the lateral wall of foretell pipe fitting one, is equipped with the sealing washer in the ring channel, and the lateral wall of sealing washer offsets with two inside walls of pipe fitting, makes to form stable sealedly between pipe fitting one and the pipe fitting two, blocks impurity such as outside dust outside the straight tube, ensures that the spring is stable takes place concertina movement and cushions the vibration, makes the stable realization of purpose that improves structural stability.

In the above-mentioned combined steel column structure, the outer side wall of the first pipe fitting is coaxially provided with an annular oil groove, the sealing ring is arranged between the base and the oil groove, and the oil groove is filled with lubricating grease so as to lubricate the contact area of the first pipe fitting and the second pipe fitting and ensure that the first pipe fitting slides smoothly to compress the spring.

In the combined steel column structure, ribs are further integrally formed on the inner side of the cross beam which is not connected with the base, the length of each rib extends along the length direction of the steel column body, two sides of each pipe fitting II are provided with two ribs, and the two ribs on the two sides of the same pipe fitting II are opposite to each other and distributed along the length direction of the steel column body.

In the steel column body, the second pipe fitting is clamped between the two corresponding ribs.

The rib both had been used for strengthening the crossbeam intensity, carried out prepositioning to the installation of pipe fitting two again to improve the convenience and the stability of two installations of pipe fitting, promptly in this application, the rib possesses the dual-purpose effect of a thing, in order to do benefit to the equipment through simplifying the structure.

In the steel column body, the first pipe fitting and the second pipe fitting are both in a circular tube shape, and the contact surface of the rib and the second pipe fitting is an arc surface matched with the outer side wall of the pipe fitting, so that the contact area of the rib and the second pipe fitting is increased, and the installation and positioning stability of the second pipe fitting is further improved.

Compared with the prior art, this steel column body has following advantage:

1. the two ends of the spring wrapped in the straight pipe are respectively abutted against the base and the cross beam, so that the vibration of the joint of the filter base and the cross beam can be effectively buffered, the tightening state of the bolt is prolonged, the base and the cross beam are stably connected, and the structural stability is better.

2. The rib both had been used for strengthening the crossbeam intensity, carried out prepositioning to the installation of pipe fitting two again to improve the convenience and the stability of two installations of pipe fitting, promptly in this application, the rib possesses the dual-purpose effect of a thing, in order to do benefit to the equipment through simplifying the structure.

Drawings

Fig. 1 is a perspective view of a composite steel column structure.

FIG. 2 is a cross-sectional schematic view of a composite steel column structure.

Fig. 3 is an enlarged schematic view at a in fig. 2.

In the figure, 1, a steel column body; 1a, a cross beam; 1a1, ribs; 1b, longitudinal beams; 2. a connecting member; 2a, a base; 3. a bolt; 4. a straight pipe; 4a, a pipe fitting I; 4a1, oil groove; 4b, a second pipe fitting; 5. a spring; 6. and (5) sealing rings.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, the composite steel column structure includes a steel column body 1 with an H-shaped cross section, and the steel column body 1 is composed of two cross beams 1a and a longitudinal beam 1b disposed between the two cross beams 1 a. One of them crossbeam 1a all is equipped with the breach along the both sides that width direction distributes, and two breach departments all are provided with connecting piece 2, and connecting piece 2 includes the base 2a of transversal personally submitting H shape, and two bases 2a peg graft respectively in two breaches, and base 2a and crossbeam 1a that corresponds link firmly through bolt 3.

In the present embodiment, as shown in fig. 1 and 2, the connection manner of the base 2a and the beam 1a is specifically as follows: base 2a comprises two diaphragms and the riser of locating between two diaphragms, and the vertical edition is pegged graft in the breach, and two diaphragms support respectively and press in the inboard and the outside of crossbeam 1a, and 3 poles of bolts pass diaphragm, crossbeam 1a and be in the inboard diaphragm in the outside in proper order and revolve in the nut, and 3 heads of bolts and nut are sticis respectively on two diaphragms.

Specifically, as shown in fig. 1 and 2, two straight pipes 4 are vertically arranged between the two cross beams 1a, and the two straight pipes 4 are distributed on two sides of the longitudinal beam 1 b. The straight tube 4 includes coaxial setting and two 4b of assorted pipe fitting one 4a and pipe fitting, and the one end of two pipe fitting one 4a links firmly with two bases 2a respectively, and the other end of two pipe fitting one 4a pegs graft respectively in two 4b of two pipe fittings, and the tip that pipe fitting one 4a was kept away from to two 4b of pipe fitting links firmly with another crossbeam 1 a. In this embodiment, the first pipe 4a and the second pipe 4b are both in a circular tube shape, the outer side wall of the first pipe 4a is attached to the inner side wall of the second pipe 4b, and preferably, the first pipe 4a and the second pipe 4b are fixedly connected with the base 2a and the beam 1a respectively in a welding mode. As shown in fig. 1, springs 5 are arranged in the two straight pipes 4, and two ends of each spring 5 are respectively pressed against the base 2a and the other cross beam 1a, so that vibration at the joint of the filter base 2a and the cross beam 1a can be effectively buffered, the base 2a and the cross beam 1a are stably connected in a tightening state of the extension bolt 3, and the structural stability is good.

Further, as shown in fig. 3, an annular groove is coaxially formed in the outer side wall of the first pipe element 4a, a seal ring 6 is arranged in the annular groove, and the outer side wall of the seal ring 6 abuts against the inner side wall of the second pipe element 4b, so that stable sealing is formed between the first pipe element 4a and the second pipe element 4b, and impurities such as external dust are blocked outside the straight pipe 4; the outer side wall of the first pipe fitting 4a is also coaxially provided with an annular oil groove 4a1, the sealing ring 6 is arranged between the base 2a and the oil groove 4a1, and the oil groove 4a1 is filled with lubricating grease so as to lubricate the contact area of the first pipe fitting 4a and the second pipe fitting 4b and ensure that the first pipe fitting 4a slides smoothly to compress the spring 5.

As shown in fig. 1, the inner side of the beam 1a not connected to the base 2a is further integrally formed with a rib 1a1, the length of the rib 1a1 extends along the length direction of the steel column body 1, two sides of each tube member two 4b are respectively provided with two ribs 1a1, the two ribs 1a1 at two sides of the same tube member two 4b are opposite to and distributed along the length direction of the steel column body 1, and the tube member two 4b is clamped between the two corresponding ribs 1a 1. Rib 1a1 both had been used for strengthening crossbeam 1a intensity, carried out prepositioning to the installation of two 4b of pipe fitting again to improve convenience and the stability of two 4b installations of pipe fitting, promptly in this application, rib 1a1 possesses the dual-purpose effect of a thing, in order to do benefit to the equipment through simplifying the structure. Preferably, the contact surface of the rib 1a1 and the second pipe fitting 4b is an arc surface matched with the outer side wall of the second pipe fitting 4b, so that the contact area of the rib 1a1 and the second pipe fitting 4b is increased, and the stability of installation and positioning of the second pipe fitting 4b is further improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A combined steel column structure comprises a steel column body (1) with an H-shaped cross section, wherein the steel column body (1) is composed of two cross beams (1a) and a longitudinal beam (1b) arranged between the two cross beams (1a), notches are arranged on two sides of the width of one cross beam (1a), connecting pieces (2) are arranged at the two notches, each connecting piece (2) comprises a base (2a) with an H-shaped cross section, the two bases (2a) are respectively inserted into the two notches, the bases (2a) are fixedly connected with the corresponding cross beams (1a) through bolts (3), the combined steel column structure is characterized in that straight pipes (4) are vertically arranged between the two cross beams (1a), the two straight pipes (4) are distributed on two sides of the longitudinal beam (1b), each straight pipe (4) comprises a pipe fitting (4a) and a pipe fitting (4b) which are coaxially arranged and matched, one end of each pipe fitting (4a) is fixedly connected with the two bases (2a) respectively, the other ends of the two pipe fittings I (4a) are respectively inserted into the two pipe fittings II (4b), and the end part of the pipe fitting II (4b) far away from the pipe fitting I (4a) is fixedly connected with the other cross beam (1 a); springs (5) are arranged in the two straight pipes (4), and two ends of each spring (5) are respectively pressed on the base (2a) and the other cross beam (1 a).

2. The composite steel column structure according to claim 1, wherein the first pipe element (4a) has a coaxial annular groove formed on the outer sidewall thereof, and the annular groove is provided with the sealing ring (6), and the outer sidewall of the sealing ring (6) abuts against the inner sidewall of the second pipe element (4 b).

3. The composite steel column structure according to claim 2, wherein the outer side wall of the first pipe fitting (4a) is further coaxially provided with an annular oil groove (4a1), the sealing ring (6) is arranged between the base (2a) and the oil groove (4a1), and the oil groove (4a1) is filled with lubricating grease.

4. The composite steel column structure according to claim 1, wherein the inner side of the cross beam (1a) which is not connected with the base (2a) is further integrally formed with a rib (1a1), the length of the rib (1a1) extends along the length direction of the steel column body (1), two ribs (1a1) are arranged on both sides of each pipe fitting (4b), and the two ribs (1a1) on both sides of the same pipe fitting (4b) are positioned to face and are distributed along the length direction of the steel column body (1).

5. The composite steel column structure according to claim 4, wherein the second tube member (4b) is clamped between the corresponding two ribs (1a 1).

6. The composite steel column structure according to claim 5, wherein the first pipe element (4a) and the second pipe element (4b) are both in a circular pipe shape, and the contact surface of the rib (1a1) and the second pipe element (4b) is a circular arc surface matched with the outer side wall of the second pipe element (4 b).