Assembly type H-shaped steel beam joint convenient to install and construction method thereof

Abstract

The invention belongs to the field of frame structure construction, and particularly relates to an assembly type H-shaped steel beam joint convenient to install and a construction method thereof.The assembly type H-shaped steel beam joint convenient to install comprises a concrete-filled steel tube column, steel beams, steel beam fixing devices, clamping devices and high-strength bolts, and the steel beam fixing devices are fixedly connected to the two sides of the concrete-filled steel tube column; the end portion of the steel beam abuts against the side face of the concrete filled steel tubular column and is fixedly connected with the steel beam fixing device, the number of the clamping devices is two, and the two clamping devices are arranged on the concrete filled steel tubular column in a sleeving mode and are fixedly connected with the upper surface and the lower surface of the steel beam respectively. The device mainly adopts an assembly type, main components are prefabricated in a factory, and the construction efficiency is improved; field waste and loss are reduced, and environmental protection is achieved; and the quality is controllable in the prefabrication process.

Description

Technical Field

[0001] The invention relates to the field of frame structure construction, and in particular to an easy-to-install assembled H-shaped steel beam node and a construction method thereof. Background Art

[0002] In the frame structure, the beam-column node is the key stress-bearing part of the frame structure. Especially when the structure enters the elastic-plastic response under the action of strong earthquake, the node plays a key role in ensuring the integrity and stability of the entire structure, and is the force transmission hub of the frame structure.

[0003] At present, it is difficult to weld inside the existing inner partition type nodes; the partition type nodes cut off the cross section of the steel pipe, and the strength and rigidity of the core steel pipe are weakened; the installation accuracy of the outer ring type nodes is limited.

[0004] Therefore, in order to solve the above problems, a prefabricated H-shaped steel beam node which is easy to install and a construction method thereof are designed specifically. Summary of the invention

[0005] The present invention is aimed at the above-mentioned problems and specifically designs an easy-to-install assembled H-shaped steel beam node and its construction method. The device mainly adopts assembly, and the main components are prefabricated in the factory, which improves construction efficiency; reduces on-site waste and loss, is green and environmentally friendly; and the quality is controllable during the prefabrication process.

[0006] To achieve the above-mentioned purpose, the present invention provides an easy-to-install assembled H-shaped steel beam node, comprising: a steel tube concrete column, a steel beam, a steel beam fixing device, a clamping device and high-strength bolts, wherein both sides of the steel tube concrete column are fixedly connected with the steel beam fixing device, the end of the steel beam abuts against the side of the steel tube concrete column and is fixedly connected to the steel beam fixing device, there are two clamping devices, both of which are sleeved on the steel tube concrete column and are fixedly connected to the upper and lower surfaces of the steel beam respectively.

[0007] Through the above method, a steel beam fixing device is first fixed on the side of the steel tube concrete column, and the steel beam fixing device is used to temporarily provide fixed support for the steel beam and play an auxiliary role in subsequent fixation.

[0008] Furthermore, the steel beam fixing device includes a channel steel, and two of the channel steels are arranged on both sides of the steel tube concrete column. The opening directions of the channel steels on each side are opposite, and the ends of the channel steels are fixedly connected to the sides of the steel tube concrete column, and the ends of the steel beam are fixedly connected between the two steel beam fixing devices.

[0009] Through the above method, the structure of the channel steel can better support the steel beam.

[0010] Furthermore, the clamping device includes a ring plate, there are two ring plates, the middle part of the ring plate is provided with an opening adapted to the cross-section of the steel tube concrete column, the ring plate is sleeved on the steel tube concrete column through the opening, the two ring plates are respectively placed on the upper and lower parts of the steel beam, and are fixedly connected to the steel beam.

[0011] Furthermore, it also includes high-strength bolts, and the steel beam is connected to the steel beam fixing device and the clamping device through the high-strength bolts.

[0012] Furthermore, the steel beam is an I-beam, and the inner walls on both sides of the steel beam are in contact and connected with the side surface and top surface of the channel steel.

[0013] The present invention also discloses a construction method for an assembled H-shaped steel beam node that is easy to install, comprising the following steps: Step 1: Sleeve the clamping device onto the steel tube concrete column; Step 2: Fixing and connecting steel beam fixing devices on both sides of the steel tube concrete column by welding, wherein the welding position of the steel beam fixing devices is located between the ring plates of the clamping device; Step 3: Insert the end of the steel beam into the gap in the middle of the steel beam fixing device and fix it with high-strength bolts; Step 4: Fit the ring plate to the upper and lower parts of the steel beam from the upper part and the top respectively, and then fix them with the high-strength bolts.

[0014] Furthermore, in step three, the steel beam fixing device is fixed to the steel beam in the horizontal direction.

[0015] Furthermore, in the step four, the ring plate is connected to the steel beam and the steel beam fixing device in sequence in the vertical direction through the high-strength bolts.

[0016] Furthermore, in step 2, the end of the steel beam is connected to the steel beam fixing device by hoisting.

[0017] In summary, the easy-to-install assembled H-shaped steel beam node and the construction method thereof of the present invention have the following advantages and beneficial technical effects: 1. The present invention provides an easy-to-install assembled H-shaped steel beam node, which is simple to install, has high precision, and does not affect the strength of the steel pipe and the pouring of concrete in the core steel pipe; 2. The present invention provides an easy-to-install assembled H-shaped steel beam node and a construction method thereof. The assembled type is adopted, and the main components are prefabricated in the factory, which improves the construction efficiency; reduces on-site waste and loss, is green and environmentally friendly; and the quality is controllable during the prefabrication process; 3. The node of the assembled H-shaped steel beam which is easy to install is positioned by the channel steel, so the installation is more accurate, and the channel steel serves as a support for installing the steel beam, which simplifies the installation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which: Figure 1 It is a structural schematic diagram of an assembled H-shaped steel beam node that is easy to install according to the present invention; Figure 2 It is a side view of an assembled H-shaped steel beam node that is easy to install according to the present invention.

[0019] The reference numerals in the accompanying drawings are: 1-concrete-filled steel tube column; 2-steel beam; 3-steel beam fixing device; 31-channel steel; 4-clamping device; 41-ring plate; 5-high-strength bolt. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the implementation of the present invention clearer, the technical solution in the embodiment of the present invention will be described in more detail below in conjunction with the drawings in the embodiment of the present invention. In the drawings, the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions; the described embodiments are part of the embodiments of the present invention, not all of the embodiments; the embodiments described below with reference to the drawings and directional terms are exemplary and are intended to be used to explain the present invention, and cannot be understood as limitations on the present invention; based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. The parts and equipment all adopt conventional models in the prior art, and the circuit connections adopt conventional connection methods in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. The embodiments of the present invention are described in detail below in conjunction with the drawings: like Figure 1 and Figure 2 As shown, an assembled H-shaped steel beam node that is easy to install includes: a steel tube concrete column 1, a steel beam 2, a steel beam fixing device 3, a clamping device 4 and a high-strength bolt 5. Both sides of the steel tube concrete column 1 are fixedly connected with the steel beam fixing device 3 by welding. The end of the steel beam 2 abuts against the side of the steel tube concrete column 1 and is fixedly connected to the steel beam fixing device 3. A gap is left in the middle of the steel beam fixing device 3. The steel beam 2 is inserted into the gap and abuts against the side of the steel tube concrete column. There are two clamping devices 4, both of which are sleeved on the steel tube concrete column 1 and are fixedly connected to the upper and lower surfaces of the steel beam 2 respectively.

[0021] like Figure 1 and Figure 2 As shown, the steel beam fixing device 3 includes a channel steel 31. Two channel steels 31 are arranged on both sides of the steel tube concrete column 1 by welding. The opening directions of the channel steels 31 on each side are opposite, and a gap is left between the two channel steels 31. The end of the channel steel 31 is fixedly connected to the side of the steel tube concrete column 1 by welding, and the end of the steel beam 2 is inserted into the gap between the channel steels 31 and fixedly connected between the two steel beam fixing devices 3 by bolt connection.

[0022] like Figure 1 and Figure 2 As shown, the clamping device 4 includes two ring plates 41. An opening that matches the cross-section of the steel tube concrete column 1 is opened in the middle of the ring plate 41. The ring plate 41 is sleeved on the steel tube concrete column 1 through the opening. The two ring plates 41 are respectively placed on the upper and lower parts of the steel beam 2 and are fixedly connected to the steel beam 2 by bolts.

[0023] like Figure 1 and Figure 2 As shown, it also includes high-strength bolts 5, and the steel beam 2 is connected to the steel beam fixing device 3 and the clamping device 4 through the high-strength bolts 5.

[0024] like Figure 1 and Figure 2 As shown, the steel beam 2 is an I-beam, and the inner walls on both sides of the steel beam 2 are in contact and connected with the side surface and top surface of the channel steel 31.

[0025] The present application also discloses a construction method for an assembled H-shaped steel beam node that is easy to install, comprising the following steps: Step 1: Sleeve the clamping device 4 onto the steel tube concrete column 1; Step 2: Fix the steel beam fixing device 3 on both sides of the steel tube concrete column 1 by welding, and the welding position of the steel beam fixing device 3 is located between the ring plates 41 of the clamping device 4; Step 3: Insert the end of the steel beam 2 into the gap in the middle of the steel beam fixing device 3 and fix it with a high-strength bolt 5; Step 4: Fit the ring plate 41 to the upper and lower parts of the steel beam 2 from the upper part and the top respectively, and then fix them with high-strength bolts 5.

[0026] like Figure 1 and Figure 2 As shown, in step 3, the steel beam fixing device 3 and the steel beam 2 are first fixed in the horizontal direction by high-strength bolts 5. Then, the ring plate 41 is connected to the steel beam 2 and the steel beam fixing device 3 in the vertical direction by high-strength bolts 5 in sequence.

[0027] like Figure 1 and Figure 2As shown, in step 2, the end of the steel beam 2 is connected to the steel beam fixing device 3 by hoisting.

[0028] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them. Although the present invention has been described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An easy-to-install assembled H-beam node, characterized in that: include: A steel tube concrete column (1), a steel beam (2), a steel beam fixing device (3), a clamping device (4) and a high-strength bolt (5), wherein both sides of the steel tube concrete column (1) are fixedly connected to the steel beam fixing device (3), the end of the steel beam (2) abuts against the side of the steel tube concrete column (1) and is fixedly connected to the steel beam fixing device (3), and there are two clamping devices (4), both of which are sleeved on the steel tube concrete column (1) and are fixedly connected to the upper and lower surfaces of the steel beam (2) respectively.

2. The easy-to-install assembled H-beam node according to claim 1 is characterized in that: The steel beam fixing device (3) comprises a channel steel (31), two of the channel steels (31) are arranged on both sides of the steel tube concrete column (1), the opening directions of the channel steels (31) on each side are opposite, the ends of the channel steels (31) are fixedly connected to the side surfaces of the steel tube concrete column (1), and the ends of the steel beam (2) are fixedly connected between the two steel beam fixing devices (3).

3. The easy-to-install assembled H-beam node according to claim 1 is characterized in that: The clamping device (4) comprises a ring plate (41), wherein there are two ring plates (41), wherein an opening matching the cross section of the steel tube concrete column (1) is formed in the middle of the ring plate (41), and the ring plate (41) is sleeved on the steel tube concrete column (1) through the opening, and the two ring plates (41) are respectively placed on the upper part and the lower part of the steel beam (2), and are fixedly connected to the steel beam (2).

4. The easy-to-install assembled H-beam node according to claim 1 is characterized in that: It also includes high-strength bolts (5), and the steel beam (2) is connected to the steel beam fixing device (3) and the clamping device (4) via the high-strength bolts (5).

5. The easy-to-install assembled H-beam node according to claim 2, characterized in that: The steel beam (2) is an I-beam, and the inner walls on both sides of the steel beam (2) are in contact and connected with the side surfaces and the top surface of the channel steel (31).

6. A construction method for an easy-to-install assembled H-beam node, characterized in that: The installation of the easy-to-install assembled H-shaped steel beam node described in claim 1 comprises the following steps: Step 1: Sleeve the clamping device (4) onto the steel tube concrete column (1); Step 2: fixing the steel beam fixing device (3) on both sides of the steel tube concrete column (1) by welding, wherein the welding position of the steel beam fixing device (3) is located between the ring plates (41) of the clamping device (4); Step 3: insert the end of the steel beam (2) into the gap in the middle of the steel beam fixing device (3), and fix it with a high-strength bolt (5); Step 4: The ring plate (41) is attached to the upper and lower parts of the steel beam (2) from the upper part and the top, respectively, and then fixed by the high-strength bolts (5).

7. The construction method of a prefabricated H-beam node that is easy to install according to claim 6 is characterized in that: In step three, the steel beam fixing device (3) and the steel beam (2) are fixed in the horizontal direction.

8. The construction method of a prefabricated H-beam node that is easy to install according to claim 7 is characterized in that: In the step 4, the ring plate (41) is connected to the steel beam (2) and the steel beam fixing device (3) in sequence in the vertical direction through the high-strength bolts (5).

9. The construction method of a prefabricated H-beam node that is easy to install according to claim 6, characterized in that: In the second step, the end of the steel beam (2) is connected to the steel beam fixing device (3) by hoisting.

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