CN214614568U - A memory alloy inclined bar steel truss beam-column connection part - Google Patents

Abstract

A memory alloy oblique bar steel truss beam-column connection part comprises a rectangular steel pipe column with column end caps, an H-shaped steel column with end plates and stiffeners, an H-shaped steel roof truss beam in the direction of the web, and an end plate in the direction of the end plate. H-beam truss beams, memory alloy diagonal rods and high-strength bolts of steel trusses. In the connection part of the steel truss with memory alloy oblique rods, the memory alloy oblique rods can play a role in anti-seismic and energy dissipation in the structure by their own characteristics. The memory alloy oblique rods of the steel truss can resist corrosion and increase the use of buildings. Compared with the existing engineering nodes, it can avoid complex construction environment and high-intensity labor, and minimize the construction difficulty, engineering cost and maintenance cost during the service period.

Description

A memory alloy inclined bar steel truss beam-column connection part

technical field

The utility model relates to the technical field of building steel structure engineering, in particular to a beam-column connection part of a memory alloy inclined bar steel truss.

Background technique

With the application of steel structures in the construction industry, the working environment of the current construction site has been significantly improved. Due to the improvement of existing construction technology and the requirements of builders for the working environment, a large number of prefabricated buildings have appeared. However, according to the needs of structural construction Different forms of structural members are designed, and structures with strong joints and weak beams are ubiquitous. When damaged by natural disasters, the structure may need to be overhauled or directly demolished, losing its use value and threatening people's lives and property.

Utility model content

The purpose of the utility model is to provide a memory alloy oblique bar steel truss beam-column connection part in view of the above-mentioned deficiencies in the prior art, so as to solve the problem that the existing steel structure buildings cannot resist earthquake and consume energy.

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

A memory alloy oblique bar steel truss beam-column connection part comprises a rectangular steel pipe column with column end caps, an H-shaped steel column with end plates, an H-shaped steel roof truss beam in the direction of web plates, and an H-shaped steel truss beam with end plates in the direction of end plates The upper part of the rectangular steel pipe column with column end caps is provided with H-shaped steel columns with end plates, and the H-shaped steel columns with end plates are surrounded by H-shaped steel roof truss beams in the direction of the web and H-shaped steel with end plates in the direction of the end plates. The truss beam, the memory alloy inclined rod at the end of the H-shaped steel truss girder in the web direction and the memory alloy inclined rod at the end of the H-shaped steel truss girder in the direction of the end plate are all made of a memory alloy inclined rod. and the inclined rods are connected by high-strength bolts.

The rectangular steel pipe column with column end caps includes a lower rectangular steel pipe column and a column cap with bolt holes on the upper part of the rectangular steel pipe column, a column cap with bolt holes on the upper part of the rectangular steel pipe column and a lower end of the H-shaped steel column with bolt holes The plates are connected with high-strength bolts.

The H-shaped steel column with end plates includes the lower end plate of the H-shaped steel column with bolt holes, the flange plate of the H-shaped steel column with bolt holes, the upper stiffener with bolt holes in the direction of the H-shaped steel column web, and the H-shaped steel connecting plate with bolt holes. The lower part of the steel column web is provided with bolt hole stiffeners, the lower end plate of the H-shaped steel column with bolt holes is connected with the column cap with bolt holes on the upper part of the rectangular steel column column with high-strength bolts, and the H-shaped steel column has bolt holes. The H-section steel truss girder with end plates in the direction of the edge plate and the end plate should be connected with high-strength bolts. The upper stiffeners in the direction of the H-section steel column webs have bolt holes. The H-shaped steel house truss girder in the web direction is connected by the rigid connecting plate with bolt holes at the lower chord end of the H-shaped steel house truss girder in the web direction and the high-strength bolts.

The H-shaped steel house truss girder in the web direction and the H-shaped steel truss girder with end plates in the end plate direction are used. The H-shaped steel house truss beam end memory alloy inclined rod ends are connected with the web direction on both sides of the memory alloy inclined rod steel connecting plate of the H-shaped steel house truss beam through high-strength bolts. The end inclined rod of the section steel truss girder adopts a memory alloy inclined rod. The memory alloy inclined rod of the H section steel truss girder end in the direction of the end plate and the memory alloy inclined rod of the end plate direction of the H section steel truss girder are memory alloy inclined rod steel. The connecting plates are connected by high-strength bolts. The H-shaped steel roof truss beams in the web direction are designed with a ^slope of 300 to facilitate roof drainage. The upper stiffener with bolt holes in the web direction of the section steel column is connected by high-strength bolts. The lower chord of the H-section steel truss girder with bolt holes in the web direction and the H section steel column with bolt holes in the lower part of the web direction The stiffener passes through the H section steel in the web direction The rigid connection plate with bolt holes at the lower chord end of the roof truss beam is connected with high-strength bolts. The upper chord of the H-shaped steel truss beam in the direction of the end plate and the lower chord of the H-shaped steel truss beam in the end plate direction pass through the flange plate of the H-shaped steel column with bolt holes. High-strength bolts for connection.

The steel connecting plate with bolt holes at the lower chord end of the H-shaped steel truss girder in the web direction, the memory alloy inclined rod steel connecting plate of the H-shaped steel roof truss girder in the web direction, and the memory alloy inclined rod steel of the H-shaped steel truss girder in the end plate direction Connecting plate, the lower chord of the H-shaped steel truss girder with bolt holes in the web direction and the stiffener with bolt holes at the lower part of the H-shaped steel column web direction pass through the rigid connecting plate with bolt holes at the lower chord end of the H-shaped steel house truss beam in the web direction and High-strength bolt connection, the H-shaped steel roof truss beam in the web direction and the memory alloy inclined rod at the end of the H-shaped steel roof truss beam in the web direction pass through the memory alloy inclined rod steel connecting plate of the H-shaped steel roof truss beam in the web direction and the high-strength steel connection plate. Bolt connection, the H-shaped steel truss girder with end plate in the end plate direction and the memory alloy oblique rod at the end of the H-shaped steel truss girder in the end plate direction pass through the memory alloy oblique rod steel connecting plate and high-strength bolts of the H-shaped steel truss girder in the end plate direction connect.

The high-strength bolts are connected by high-strength bolts on the entire connection part at the construction site.

A memory alloy oblique bar steel truss beam-column connection part of the utility model has the following beneficial effects:

1. Memory alloy inclined rods are used in the steel truss beam structure. When the structure suffers natural damage (earthquake), the structure can properly protect the connection parts of the memory alloy inclined rod steel truss beam-column, and play the function of earthquake resistance and energy dissipation.

2. The mechanical design and factory-produced components are relatively precise and accurate, with almost no machining errors, which improves the quality of the project and reduces the workload. The installation and construction are simple, and the site only needs to simply tighten the bolts.

3. The memory alloy inclined rods in the beam-column connection part of the memory alloy inclined rod steel truss can be disassembled or replaced. With the increase of time, the components can not meet the normal use requirements, and the components can be quickly replaced to reduce the maintenance cost during the service period.

4. Compared with the existing engineering nodes, the utility model can avoid complex construction environment and high-intensity labor, and reduce construction difficulty, engineering cost and maintenance cost during service period to the greatest extent.

Description of drawings

Fig. 1 is the exploded schematic diagram of the beam-column joint provided by the present invention.

FIG. 2 is a schematic diagram of the general assembly of the beam-column joint provided by the present invention.

3 is a schematic diagram of an H-shaped steel truss beam provided by the present invention.

FIG. 4 is a schematic diagram of an H-shaped steel house truss beam provided by the present invention.

FIG. 5 is a schematic diagram of the H-shaped steel truss beam provided by the present invention.

in,

1—H-shaped steel column with end plate, 101—lower end plate of H-shaped steel column with bolt holes, 102—flange plate of H-shaped steel column with bolt holes, 103—H-shaped steel column web direction upper stiffener with bolt holes Steel connecting plate, 104—H-shaped steel column with bolt hole stiffener at the lower part of the web direction, 2—H-shaped steel house truss beam in the web direction, 201—The upper chord of the H-shaped steel roof truss beam in the web direction, 202—The web direction H Diagonal rod of section steel truss beam, 203 - bottom chord of H section steel house truss beam with bolt holes in web direction, 204 - memory alloy inclined rod at the end of H section steel house truss beam in web direction, 3 - end plate in end plate direction 301—the upper chord of the H-shaped steel truss girder in the direction of the end plate, 302—the inclined rod of the H-shaped steel truss beam in the direction of the end plate, 303—the lower chord of the H-shaped steel truss girder in the direction of the end plate, 304—the bottom chord of the H-shaped steel truss girder in the direction of the end plate H-beam truss girder end memory alloy inclined rod, 4—rectangular steel pipe column with column end cap, 401—lower rectangular steel pipe column, 402—column cap with bolt hole on the upper part of rectangular steel pipe column, 5—with end plate in web direction The end plate at the end of the H-beam truss beam end, 6—the end plate at the end of the H-beam truss beam end with end plate in the direction of the end plate, 7—all high-strength bolts, 8—the lower chord end of the H-beam truss beam in the web direction with bolt holes Steel connecting plate, 801—memory alloy diagonal steel connecting plate of H-shaped steel truss girder in web direction, 802—memory alloy diagonal steel connecting plate of H-shaped steel truss girder in end plate direction, 9—all bolt holes.

Detailed ways

The utility model will be further described in detail below in conjunction with the accompanying drawings and the construction process.

In order to solve the problems existing in the existing structural connection nodes, as shown in Figures 1 to 5, a memory alloy inclined bar steel truss beam-column connection part includes a rectangular steel tube column 4 with column end caps, and H-beam with end plates. Column 1, H-shaped steel roof truss beam 2 in the web direction and H-shaped steel truss beam 3 with end plates in the direction of the end plate, the upper part of the rectangular steel pipe column 4 with column end caps is provided with an H-shaped steel column 1 with end plates, The H-shaped steel column 1 with end plates is surrounded by an H-shaped steel roof truss beam 2 in the web direction and an H-shaped steel truss beam 3 with end plates in the end plate direction. The end of the H-shaped steel roof truss beam in the web direction remembers The alloy inclined rod 204 and the memory alloy inclined rod 304 at the end of the H-shaped steel truss girder in the direction of the end plate are all made of a memory alloy inclined rod, and the steel beam column and the inclined rod are connected by high-strength bolts 7 .

The rectangular steel pipe column 4 with column end cap includes a lower rectangular steel pipe column 401 and a column cap 402 with bolt holes on the upper part of the rectangular steel pipe column, and a column cap 402 with bolt holes on the upper part of the rectangular steel pipe column and an H-shaped steel column with bolts The lower end plate 101 of the hole is connected by titanium-nickel memory alloy high-strength bolts 7 .

The H-shaped steel column 1 with end plates includes the lower end plate 101 with bolt holes of the H-shaped steel column, the flange plate 102 of the H-shaped steel column with bolt holes, and the upper stiffener with bolt holes in the direction of the H-shaped steel column web. The plate 103 and the H-shaped steel column are provided with bolt hole stiffeners 104 at the lower part of the web direction. The lower end plate 101 of the H-shaped steel column with bolt holes is connected with the upper column cap 402 of the rectangular steel column with bolt holes. High-strength bolts 7 are connected. The flange plate 102 of the H-shaped steel column with bolt holes and the H-shaped steel truss girder 3 with the end plate in the direction of the end plate are connected by high-strength bolts 7, and the upper stiffener with bolt holes in the direction of the H-shaped steel column web direction The steel connecting plate 103 and H The stiffener 104 with bolt holes at the lower part of the web direction of the section steel column is connected with the H-shaped steel roof truss beam 2 in the web direction through the rigid connecting plate 8 with bolt holes at the lower chord end of the H-shaped steel roof truss beam in the web direction and the high-strength bolts 7.

The H-shaped steel truss girder 2 in the web direction and the H-shaped steel truss girder 3 with end plates in the end plate direction are used. The two ends of the memory alloy inclined rod 204 at the end of the H-shaped steel house truss girder in the web direction and the memory alloy inclined rod steel connecting plates 801 of the H-shaped steel house truss beam in the web direction on both sides are connected by high-strength bolts 7. The end inclined rods of the H-shaped steel truss girder 3 with end plates in the end plate direction are a memory alloy inclined rod. The memory alloy inclined bar steel connecting plates 802 of the H-shaped steel truss beams are connected by high-strength bolts 7. The H-shaped steel roof truss beams ² in the web direction are designed with a slope of 300 to facilitate roof drainage, and the upper chord web direction has ends The end plate 5 of the H-shaped steel truss beam end of the plate is connected with the upper stiffening rib steel connecting plate 103 with bolt holes in the web direction of the H-shaped steel column with high-strength bolts 7. The lower chord 203 of the H-shaped steel truss beam with bolt holes in the web direction is connected to H The stiffeners 104 with bolt holes at the lower part of the web direction of the section steel column are connected by the rigid connecting plate 8 with bolt holes at the lower chord end of the H-section steel truss girder in the web direction and the high-strength bolts 7. The upper chord 301 and The lower chord 303 of the H-shaped steel truss girder in the direction of the end plate and the flange plate 102 of the H-shaped steel column with bolt holes are connected by high-strength bolts 7 .

The steel connecting plate 8 with bolt holes at the lower chord end of the H-shaped steel truss girder in the web direction, the memory alloy oblique bar steel connecting plate 801 of the H-shaped steel truss girder in the web direction, and the memory alloy oblique bar of the H-shaped steel truss girder in the end plate direction Rod steel connecting plate 802, the lower chord 203 of the H-shaped steel truss girder with bolt holes in the web direction and the stiffener 104 with bolt holes in the lower part of the H-shaped steel column web direction pass through the web direction H-shaped steel house truss beam lower chord end with bolt holes The rigid connecting plate 8 is connected with the high-strength bolts 7, and the H-shaped steel roof truss beam 2 in the web direction and the memory alloy inclined rod 204 at the end of the H-shaped steel roof truss beam in the web direction pass through the H-shaped steel roof truss beam in the web direction. The memory alloy inclined rod steel connecting plate 801 is connected with the high-strength bolts 7, and the H-shaped steel truss girder 3 with the end plate in the end plate direction and the memory alloy inclined rod 304 at the end of the H-shaped steel truss girder in the end plate direction pass through the H-shaped steel in the end plate direction The memory alloy inclined rod steel connecting plate 802 of the truss girder is connected with the high-strength bolt 7 .

The high-strength bolts 7 are connected by the high-strength bolts 7 in the entire connection part at the construction site.

The construction process of the present utility model is as follows:

Step 1. According to the construction conditions on site and people's needs, the precise design of the components is carried out by the mechanical design company, and then processed by the factory and transported back to the construction site;

Step 2, at the construction site, a mechanical vehicle hoisted the rectangular steel pipe column 4 with the column end cap, tightened a part of the pre-tightening force of the high-strength bolts 7 of the rectangular column foot, and fixed and erected with four ropes;

Step 3, at the construction site, connect the H-shaped steel roof truss beam 2 in the web direction to the memory alloy diagonal rod 204 at the end of the H-shaped steel roof truss beam in the web direction through the memory alloy diagonal rod steel of the H-shaped steel roof truss beam in the web direction The plate 801 is connected with the high-strength bolts 7, and the H-shaped steel truss girder 3 with the end plate in the end plate direction and the memory alloy inclined rod 304 at the end of the H-shaped steel truss girder in the end plate direction pass through the memory alloy inclined rod of the H-shaped steel truss girder in the end plate direction. The steel connecting plate 802 is connected with the high-strength bolts 7, and then the high-strength bolts 7 are used to connect the H-shaped steel column 1 with end plates to the H-shaped steel roof truss beam 2 in the web direction and the H-shaped steel truss beam 3 with end plates in the end plate direction. The high-strength bolts 7 are all tightened to the maximum state to form the upper H-shaped steel truss beam-column structure;

Step 4, hoist the upper H-shaped steel truss beam-column structure part and directly align it with the lower rectangular steel pipe column 4 with column end caps to assemble it into a steel structure part. Twist to the maximum state, and complete the installation of a memory alloy inclined bar steel truss beam-column connection part;

The above is only an engineering example of the present utility model, and is not intended to limit the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the present utility model. within the scope of protection.

Claims (4)

1. A memory alloy diagonal steel truss beam column connecting part is characterized by comprising a rectangular steel pipe column (4) with a column end cap, an H-shaped steel column (1) with an end plate, an H-shaped steel house truss beam end memory alloy diagonal rod (204) in a web plate direction, an H-shaped steel truss beam end memory alloy diagonal rod (304) in an end plate direction, an H-shaped steel house truss beam (2) in a web plate direction and an H-shaped steel truss beam (3) with an end plate direction, wherein the H-shaped steel truss beam (3) with the end plate in the end plate direction comprises an upper chord (301) of the H-shaped steel truss beam in the end plate direction and a lower chord (303) of the H-shaped steel truss beam in the end plate direction, the H-shaped steel column (4) with the column end cap is provided with the H-shaped steel column (1) with the end plate at the upper part, the H-shaped steel house truss beam (2) in the web plate direction and the H-shaped steel truss beam (3) with the end plate direction are arranged around the H-shaped steel column (1) with the end plate direction, the H-shaped steel house truss girder end memory alloy diagonal rod (204) of web plate direction and the H-shaped steel truss girder end memory alloy diagonal rod (304) of end plate direction all adopt a memory alloy material diagonal rod, rectangular steel pipe column (4) with column end cap, H-shaped steel column (1) with end plate, H-shaped steel house truss girder end memory alloy diagonal rod (204) of web plate direction, H-shaped steel truss girder end memory alloy diagonal rod (304) of end plate direction, H-shaped steel house truss girder (2) of web plate direction and H-shaped steel truss girder (3) of end plate direction with end plate are connected by high-strength bolts (7).

2. The connection part of the memory alloy sway rod steel truss beam column as claimed in claim 1, wherein the H-shaped steel column (1) with the end plate comprises a lower end plate (101) with a bolt hole of the H-shaped steel column, a flange plate (102) with a bolt hole of the H-shaped steel column, a steel connection plate (103) with a bolt hole of the web direction upper stiffening rib and a stiffening rib (104) with a bolt hole of the H-shaped steel column and a web direction lower stiffening rib (104), the lower end plate (101) with a bolt hole of the H-shaped steel column is connected with a column cap (402) with a bolt hole of the rectangular steel column, the flange plate (102) with a bolt hole of the H-shaped steel column is connected with the H-shaped steel truss beam (3) with the end plate and the end plate in the end plate direction by using the high-strength bolt (7), the steel connection plate (103) with a bolt hole of the web direction upper stiffening rib and the stiffening rib (104) with a bolt hole of the web direction lower portion of the H-shaped steel column are connected with the H-shaped steel truss beam (2) in the web direction through the web And a rigid connecting plate (8) with bolt holes at the lower chord end of the truss girder of the H-shaped steel house in the direction is connected with a high-strength bolt (7).

3. The connection part of a memory alloy diagonal steel truss girder column as claimed in claim 1, which is characterized in that the web-oriented H-shaped steel truss girder (2) and the end plate-oriented H-shaped steel truss girder (3) are provided with end plates, the end diagonal of the web-oriented H-shaped steel truss girder (2) is a memory alloy diagonal, the two ends of the web-oriented H-shaped steel truss girder end memory alloy diagonal (204) are connected with the memory alloy diagonal steel connection plates (801) of the web-oriented H-shaped steel truss girders on the two sides through high-strength bolts (7), the end diagonal of the end plate-oriented H-shaped steel truss girder (3) is a memory alloy diagonal, the two ends of the end memory alloy diagonal (304) of the end plate-oriented H-shaped steel truss girder are connected with the memory alloy diagonal steel connection plates (802) of the end plate-oriented H-shaped steel truss girders on the two sides through high-strength bolts (7), the H-shaped steel house truss girder (2) in the web direction is designed to be 30⁰The slope of the H-shaped steel house truss girder is convenient for roof drainage, an end plate (5) at the girder end of the H-shaped steel house truss girder with the end plate in the upper chord web direction is connected with a steel connecting plate (103) with a bolt hole of an upper stiffening rib in the web direction of an H-shaped steel column by a high-strength bolt (7), a lower chord (203) of the H-shaped steel house truss girder with the bolt hole in the web direction is connected with a stiffening rib (104) with a bolt hole in the lower part of the H-shaped steel column in the web direction by a steel connecting plate (8) with a bolt hole in the lower chord end of the H-shaped steel house truss girder in the web direction and the high-strength bolt (7), and an upper chord (301) of the H-shaped steel truss girder in the end plate direction and a lower chord (303) of the H-shaped steel truss girder in the end plate direction are connected with a flange plate (102) with a bolt hole of an H-shaped steel column by the high-strength bolt (7).

4. The connection part of the memory alloy diagonal steel truss girder column as claimed in claim 1, which is characterized in that a steel connection plate (8) with bolt holes at the bottom chord end of a web direction H-shaped steel house truss girder, a memory alloy diagonal steel connection plate (801) of the web direction H-shaped steel house truss girder and a memory alloy diagonal steel connection plate (802) of an end plate direction H-shaped steel truss girder are provided, the bottom chord (203) of the H-shaped steel house truss girder with bolt holes in the web direction is connected with a stiffening rib (104) with bolt holes at the lower part of the web direction of an H-shaped steel column through the steel connection plate (8) with bolt holes at the bottom chord end of the H-shaped steel house truss girder in the web direction and a high-strength bolt (7), the H-shaped steel house truss girder (2) in the web direction is connected with the memory alloy diagonal steel connection plate (801) and the high-strength bolt (7) at the end part of the H-shaped steel house truss girder in the web direction, the H-shaped steel truss girder (3) with the end plates in the end plate direction is connected with the memory alloy diagonal rods (304) at the end parts of the H-shaped steel truss girder in the end plate direction through the memory alloy diagonal rod steel connecting plates (802) of the H-shaped steel truss girder in the end plate direction and the high-strength bolts (7).

Images