Steel structure bearing beam

Abstract

The utility model discloses a steel structure spandrel girder, which relates to the technical field of constructional engineering and comprises two spandrel girder split bodies, matching holes are arranged on the lower surfaces of the spandrel girder split bodies, fixing columns are inserted into the matching holes, air cylinders are fixedly mounted in the spandrel girder split bodies, and movable plates are fixedly mounted at the telescopic ends of the air cylinders. Two inserting columns are fixedly mounted on one side of the moving plate; a plurality of first threaded holes are formed in the bearing beam split bodies, second bolts are installed in the first threaded holes, angle steel and reinforcing columns are inserted into the bearing beam split bodies, and a plurality of second threaded holes are formed in the reinforcing columns. According to the utility model, the fixed column, the bearing beam split body, the reinforcing rib, the cylinder and the movable plate are arranged in a matched manner, and the insertion relation of the fixed column and the bearing beam split body enables the installation to be quick, and the connection stability is ensured; the two bearing beam split bodies, the angle steel, the second bolts and the reinforcing columns are arranged in a matched mode, a combined structure is adopted, and the reinforcing columns are used at the joint of the two bearing beam split bodies to improve safety.

Description

Technical Field

[0001] This utility model relates to the field of building engineering technology, specifically a steel structure load-bearing beam. Background Technology

[0002] Steel structure load-bearing beams are beams made of steel. Due to the high tensile strength, compressive strength and hardness of steel, they are widely used in many fields and are one of the main types of building structures. The components or parts are usually connected by welds, bolts or rivets.

[0003] According to the formula for calculating the bending moment of a beam fixed at both ends in mechanics of materials, the maximum bending moment of a beam fixed at both ends is at the midpoint of the beam. Existing load-bearing beams that are too long have not been reinforced in this regard.

[0004] The existing load-bearing beams are mostly large, one-piece structures, which are very inconvenient to transport and install. In addition, load-bearing beams are generally fixed structures after the design is completed, making disassembly and assembly inconvenient after use.

[0005] Existing load-bearing beams cannot ensure the safety of the middle section of the beam, and they cannot flexibly meet various needs during transportation and installation. Therefore, there is a need for a load-bearing beam that is both safe and easy to use. Utility Model Content

[0006] To address the shortcomings of existing technologies, this utility model provides a steel structure load-bearing beam that solves the problems mentioned in the background section.

[0007] To achieve the above objectives, this utility model is implemented through the following technical solution: A steel structure load-bearing beam includes two load-bearing beam sections. The lower surface of each load-bearing beam section has mating holes into which fixed columns are inserted. Two reinforcing plates are fixedly connected within each load-bearing beam section. A cylinder is fixedly installed within each load-bearing beam section, and a movable plate is fixedly installed at the telescopic end of the cylinder. Two insert columns are fixedly installed on one side of the movable plate. Reinforcing ribs are fixedly installed on the lower surface of each load-bearing beam section. Several threaded holes are opened on one side of the upper surface of each load-bearing beam section, and bolts are installed in the threaded holes. Angle steel and reinforcing columns are inserted within each load-bearing beam section, and several threaded holes are opened within the reinforcing columns.

[0008] Optionally, the load-bearing beam is a rectangular hollow steel section, and a lifting ring is fixedly installed on the upper surface of the load-bearing beam section.

[0009] Optionally, the internal dimensions of the reinforcing plate are adapted to those of the load-bearing beam, and the reinforcing plate is set on both sides of the mating hole, with two insertion holes provided on the reinforcing plate.

[0010] Optionally, the size of the fixing post is adapted to the size of the mating hole, and two insertion holes are provided on the fixing post, which abuts against two reinforcing plates.

[0011] Optionally, the size of the column, the first and second sockets are matched, and the column penetrates through the corresponding two reinforcing plates and the fixed column.

[0012] Optionally, the reinforcing rib is abutted against the fixed column away from one end of the load-bearing beam, a bolt one is threadedly installed on the reinforcing rib, the bolt one is threadedly connected with the fixed column after penetrating through the reinforcing rib, and the height of the bolt one from the ground is less than two meters.

[0013] Optionally, the two load-bearing beam parts are abutted against each other, the reinforcing column is inserted into the other load-bearing beam part after extending from one load-bearing beam part, a bolt two extends from the lower surface of the load-bearing beam part after penetrating through the threaded hole one and the threaded hole two, a nut is threadedly installed on the bolt two, and the nut is abutted against the lower surface of the load-bearing beam part.

[0014] Optionally, the material of the angle steel is square steel, the top of the angle steel is abutted against the inner top wall of the load-bearing beam, the side of the angle steel is abutted against the side wall of the load-bearing beam, and the two ends of the angle steel are abutted against the reinforcing plate and the reinforcing column, respectively.

[0015] The steel structure load-bearing beam has the following beneficial effects:

[0016] The steel structure load-bearing beam is characterized in that the fixed column, the load-bearing beam part, the reinforcing rib, the cylinder and the moving plate are cooperatively arranged, the insertion relationship between the fixed column and the load-bearing beam part makes the installation quick, the column controlled by the cylinder connects the fixed column and the load-bearing beam part into a whole, the stability of the connection is ensured, the height design of the bolt one of the reinforcing rib ensures that the staff can disassemble on the ground, and the convenience and safety are improved.

[0017] The steel structure load-bearing beam is characterized in that the two load-bearing beam parts, the angle steel, the plurality of bolt two and the reinforcing column are cooperatively arranged, when the length of the required load-bearing beam is too long, in order to ensure that the strength of the load-bearing beam meets the standard, a combined structure is adopted, the reinforcing column is used at the joint of the two load-bearing beam parts to ensure that the moment of the middle part of the whole load-bearing beam is within a safe range, and the design of the square steel strengthens the strength of the load-bearing beam part which is a rectangular hollow steel. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is a top view sectional structure schematic diagram of the utility model;

[0020] Figure 3 It is a front view sectional structure schematic diagram of the utility model; Figure 1

[0021] Figure 4 It is a formal sectional structure schematic diagram of the utility model​Figure 2 ;

[0022] Figure 5 It is a side view sectional structure schematic view of the utility model.

[0023] In the figure: 1, fixed column; 2, bearing beam split body; 3, reinforcing rib; 4, bolt one; 5, air cylinder; 6, moving plate; 7, angle steel; 8, bolt two; 9, reinforcing column; 101, jack one; 201, lifting ring; 202, reinforcing plate; 2021, jack two; 203, matching hole; 204, screw hole one; 601, jack column; 801, nut; 901, screw hole two. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Embodiment 1

[0025] Please refer to Figures 1 to 3 The utility model provides technical scheme: a steel structure bearing beam, including two bearing beam split body 2, bearing beam split body 2 is rectangular hollow steel, bearing beam split body 2's upper surface is fixedly installed with lifting ring 201, bearing beam split body 2's lower surface is set with matching hole 203, and fixed column 1 is inserted in matching hole 203, and two reinforcing plates 202 are fixedly connected in bearing beam split body 2, and the internal dimension of reinforcing plate 202 is adapted to bearing beam split body 2, and reinforcing plate 202 is set at the both sides of matching hole 203, and two jack two 2021 are set in reinforcing plate 202, and the size of fixed column 1 is adapted to the size of matching hole 203, and two jack one 101 are set in fixed column 1, and fixed column 1 is abutted with two reinforcing plates 202, and air cylinder 5 is fixedly installed in bearing beam split body 2, and the telescopic end of air cylinder 5 is fixedly installed with moving plate 6, and two jack columns 601 are fixedly installed on one side of moving plate 6, and the size of jack column 601, jack one 101 and jack two 2021 is adapted, and jack column 601 penetrates the corresponding two reinforcing plates 202 and fixed column 1, and reinforcing rib 3 is fixedly installed on the lower surface of bearing beam split body 2, and the end of reinforcing rib 3 away from bearing beam split body 2 is abutted with fixed column 1, and bolt one 4 is screw-mounted on reinforcing rib 3, and bolt one 4 is screw-connected with fixed column 1 after penetrating reinforcing rib 3, and the height of bolt one 4 from ground is less than two meters.

[0026] In use, the fixed column 1 is fixed on the ground or other working surface; the hook of the crane is hung on the lifting ring 201, the two assembled load-bearing beams are lifted to the appropriate position, the fixed column 1 is aligned with the matching hole 203 opened on the lower surface of the load-bearing beam part 2, then the load-bearing beam part 2 is lowered by controlling the crane, so that the fixed column 1 is inserted into the load-bearing beam part 2 from the matching hole 203, after the whole is stable, the moving plate 6 is moved by controlling the air cylinder 5, the two inserting columns 601 are moved by the moving plate 6, until the inserting column 601 passes through the inserting hole one 101 of a reinforcing plate 202, then passes through the inserting hole two 2021, and then passes through the other inserting hole one 101, the connection of the fixed column 1 and the load-bearing beam part 2 is completed, the air cylinder 5 can be controlled by electric signal, without climbing to disassemble and assemble the connection of the fixed column 1 and the load-bearing beam part 2, the safety and convenience are increased; in addition, the reinforcing rib 3 fixedly installed on the lower surface of the load-bearing beam part 2 increases the safety redundancy of the system, and in the use design, the reinforcing rib 3 is fixed with the fixed column 1 through the bolt one 4, and the distance between the bolt one 4 and the ground is less than two meters, which mainly aims to ensure that the disassembly of the bolt one 4 can be completed in the case that the worker can stand, without the need for additional tools, safe and fast. Embodiment 2

[0027] Please refer to Figure 1 、 Figures 4 to 5 The utility model provides technical scheme: a steel structure load-bearing beam, the lower surface of load-bearing beam part 2 is fixedly installed with reinforcing rib 3, the upper surface of load-bearing beam part 2 one side is opened with a plurality of threaded hole one 204, is installed with bolt two 8 in threaded hole one 204, inserts the angle steel 7 and reinforcing column 9 in load-bearing beam part 2, is opened with a plurality of threaded hole two 901 in reinforcing column 9, two load-bearing beam part 2 abuts, reinforcing column 9 is inserted in another load-bearing beam part 2 after extending from one load-bearing beam part 2, bolt two 8 is extended from the lower surface of load-bearing beam part 2 after passing through threaded hole one 204 and threaded hole two 901, is installed with nut 801 on bolt two 8, nut 801 abuts with the lower surface of load-bearing beam part 2, the material of angle steel 7 is square steel, the top of angle steel 7 abuts with the inner top wall of load-bearing beam, the side of angle steel 7 abuts with the side wall of load-bearing beam, the both ends of angle steel 7 respectively abut with reinforcing plate 202 and reinforcing column 9.

[0028] The utility model mainly aims at when the longer bearing beam, the middle part of bearing beam exists the security risk as dangerous section; thus put forward a kind of assumption, the integral bearing beam is divided into two bearing beam split bodies 2, bearing beam split body 2 is hollow square steel, can use square steel to connect the both by bolt at the connecting place of the both, in this way, the dangerous section of original bearing beam is transferred to the reinforcing column 9 of square steel material, avoid the problem of bending of bearing beam middle part caused by excessive bending moment;In addition, the connecting position of reinforcing rib 3 on bearing beam split body 2 is also close to the joint of two bearing beam split bodies 2, in this way, reinforcing rib 3 can also share the force of bearing beam middle part, ensure that the whole system has security redundancy.

[0029] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change is covered in the protection scope of the utility model.

Claims

1. A steel structural load bearing beam comprising two load bearing beam parts, characterized in that: The lower surface of the load-bearing beam split body is provided with a matching hole, a fixed column is inserted into the matching hole, two reinforcing plates are fixedly connected in the load-bearing beam split body, a gas cylinder is fixedly installed in the load-bearing beam split body, a moving plate is fixedly installed at the extension end of the gas cylinder, two insertion columns are fixedly installed on one side of the moving plate, and a reinforcing rib is fixedly installed on the lower surface of the load-bearing beam split body; a plurality of threaded holes one are formed on one side of the upper surface of the load-bearing beam split body, bolts two are installed in the threaded holes one, an angle steel and a reinforcing column are inserted into the load-bearing beam split body, and a plurality of threaded holes two are formed in the reinforcing column.

2. A steel structure load bearing beam according to claim 1, characterized in that: The load-bearing beam split body is a rectangular hollow steel, and a lifting ring is fixedly installed on the upper surface of the load-bearing beam split body.

3. A steel structure load bearing beam according to claim 1, characterized in that: The reinforcing plates are adapted to the internal dimensions of the load-bearing beam split body, the reinforcing plates are arranged on both sides of the matching hole, and two insertion holes two are formed in the reinforcing plates.

4. A steel structure load bearing beam according to claim 3, characterized in that: The fixed column is adapted to the dimensions of the matching hole, two insertion holes one are formed in the fixed column, and the fixed column abuts against the two reinforcing plates.

5. A steel structure load bearing beam according to claim 4, characterized in that: The insertion columns, the insertion holes one and the insertion holes two are adapted to each other, and the insertion columns penetrate through the corresponding two reinforcing plates and the fixed column.

6. A steel structural load bearing beam according to claim 1, wherein: The reinforcing rib abuts against the fixed column at the end away from the load-bearing beam split body, a bolt one is threadedly installed on the reinforcing rib, the bolt one is threadedly connected with the fixed column after penetrating through the reinforcing rib, and the height of the bolt one from the ground is less than two meters.

7. A steel structural load bearing beam according to claim 1, wherein: The two load-bearing beam split bodies abut against each other, the reinforcing column is inserted into another load-bearing beam split body after extending from one load-bearing beam split body, the bolts two extend out of the lower surface of the load-bearing beam split body after penetrating through the threaded holes one and the threaded holes two, nuts are threadedly installed on the bolts two, and the nuts abut against the lower surface of the load-bearing beam split body.

8. A steel structural load bearing beam according to claim 1, wherein: The material of the angle steel is square steel, the top of the angle steel abuts against the top wall in the load-bearing beam, the side of the angle steel abuts against the side wall of the load-bearing beam, and the two ends of the angle steel abut against the reinforcing plates and the reinforcing column, respectively.

Images