A steel track beam installation jig and a steel track beam installation method

Abstract

The present invention provides a steel rail beam installation jig applied to the technical field of rail transit construction. The jig bottom plate (1) of the steel rail beam installation jig is connected to a reserved steel bar (18), an adjustment tube (4) is arranged between the jig bottom plate (1) and the steel beam bottom plate (3), a steel beam ear plate I (6) is connected to a bottom plate ear plate I (9) on one side of the jig bottom plate (1) through a fall chain hoist I (8), and a steel beam ear plate II (7) is connected to a bottom plate ear plate II (11) on the other side of the jig bottom plate (1) through a fall chain hoist II (10), and a vertical fine adjustment jack (12) is also arranged on the jig bottom plate (1). The steel rail beam installation jig and the installation method thereof can realize accurate, convenient and fast installation of the steel rail beam, and can realize fast and accurate adjustment without using a crane to lift and adjust the steel rail beam, thereby reducing the quality risk in construction, simplifying the installation process, reducing the labor intensity of the staff, and improving the operation efficiency and safety.

Description

Technical Field

[0001] The present invention belongs to the technical field of rail transit construction. More specifically, it relates to a steel track beam installation jig, and the present invention also relates to a steel track beam installation method. Background Art

[0002] In the technical field of rail transit construction, it is necessary to install and construct the straddle-type monorail steel track beam. For the installation and construction of the straddle-type monorail steel track beam, there are high specifications for its installation position and elevation. If the installation jig is not used for construction, large deviations will be caused, affecting the installation accuracy of the steel track beam, and there is also a possibility of tipping, presenting serious safety hazards. In the prior art, when installing the steel track beam, a crane is used for position adjustment. In this way, not only is the labor intensity of the operators high, but also precise adjustment cannot be carried out during the adjustment process, affecting the installation efficiency and accuracy. Summary of the Invention

[0003] The technical problem to be solved by the present invention is: aiming at the deficiencies of the prior art, to provide a steel track beam installation jig with a simple structure, which can achieve accurate, convenient and fast installation of the steel track beam, and does not require a crane to adjust the steel track beam, but can quickly and precisely achieve adjustment, reducing the quality risk in construction, simplifying the installation process, reducing the labor intensity of the staff, eliminating the safety hazard of the operators being injured during construction, and improving the operation efficiency and safety.

[0004] To solve the above-mentioned technical problems, the technical solution adopted by the present invention is as follows:

[0005] The present invention is a steel track beam installation jig, including a jig bottom plate, the jig bottom plate is connected to the reserved steel bars, a steel beam bottom plate is arranged at the bottom of the steel beam body, an adjusting pipe is arranged between the jig bottom plate and the steel beam bottom plate, an angle steel is also arranged on the jig bottom plate, one side of the steel beam bottom plate is connected to the angle steel, a steel beam ear plate I is arranged on one side of the steel beam body, a steel beam ear plate II is arranged on the other side of the steel beam body, the steel beam ear plate I is connected to the bottom plate ear plate I on one side of the jig bottom plate through a chain hoist I, the steel beam ear plate II is connected to the bottom plate ear plate II on the other side of the jig bottom plate through a chain hoist II, and a vertical fine-adjusting jack extending towards the steel beam bottom plate is also arranged on the jig bottom plate.

[0006] A jack top seat I is arranged on one side of the jig bottom plate, a jack top seat II is arranged on the other side of the jig bottom plate, a horizontal fine-adjusting jack I extending towards one side of the steel beam body is arranged on the jack top seat I, and a horizontal fine-adjusting jack II extending towards the other side of the steel beam body is arranged on the jack top seat II.

[0007] A plurality of openings are arranged on the jig bottom plate, a plurality of vertically arranged reserved steel bars are arranged at the position where the steel track beam is arranged, and each reserved steel bar is configured to be able to pass through a corresponding opening and is welded to the jig bottom plate.

[0008] The described adjusting pipes include multiple ones. The upper end of each adjusting pipe is welded to the lower surface of the steel beam bottom plate, and the lower end of each adjusting pipe is respectively welded to the upper surface of the formwork bottom plate.

[0009] The described angle steel is vertically welded to the formwork bottom plate. The angle steel serves as a positioning stake for the steel beam body and is welded in alignment with the steel beam ground line on the formwork bottom plate.

[0010] The lower end of the described vertical fine adjustment jack is welded to the upper surface of the formwork bottom plate.

[0011] The described horizontal fine adjustment jack I is vertically welded to the jack top plate seat I. The described horizontal fine adjustment jack II is vertically welded to the jack top plate seat II.

[0012] The present invention also relates to a steel rail beam installation method with simple steps, which can achieve accurate, convenient and fast installation of the steel rail beam, and does not require a crane to lift and adjust the steel rail beam. Instead, it can quickly and accurately achieve adjustment, reduce the quality risk during construction, simplify the installation process, reduce the labor intensity of workers, eliminate the safety hazard of operators being injured during construction, and improve the operation efficiency and safety. The described installation method is as follows:

[0013] 1) Set openings on the formwork bottom plate, then pass the reserved steel bars through the openings and weld the formwork bottom plate and the reserved steel bars;

[0014] 2) Weld the angle steel to the formwork bottom plate. When welding the angle steel, weld it in alignment with the position of the steel beam ground line on the formwork bottom plate 1;

[0015] 3) Fabricate the adjusting pipes according to the design height requirements, weld the adjusting pipes to the formwork bottom plate, then weld the vertical fine adjustment jacks to the formwork bottom plate, and then set the jack top plate seat I and the jack top plate seat II on the formwork bottom plate;

[0016] 4) Weld the steel beam ear plate I and the steel beam ear plate II to the side of the steel beam body respectively, and weld the bottom plate ear plate I and the bottom plate ear plate II to the formwork bottom plate respectively; Place the steel beam bottom plate of the steel beam body on the adjusting pipes, connect the steel beam ear plate I to the bottom plate ear plate I through the chain hoist I, and connect the steel beam ear plate II to the bottom plate ear plate II through the chain hoist II;

[0017] 5) Adjust the position of the steel beam body by adjusting the horizontal fine adjustment jack II, the horizontal fine adjustment jack I, and the horizontal fine adjustment jack II. After the adjustment is in place, weld the steel beam bottom plate and the adjusting pipes to complete the installation of the steel rail beam.

[0018] Adopting the technical solution of the present invention can obtain the following beneficial effects:

[0019] The steel track beam installation jig described in the present invention realizes control of preventing tipping and controlling the accuracy of position adjustment during the installation of the steel track beam through the installation jig. The connection between the jig bottom plate and the steel beam body is achieved through the adjusting pipe to reliably support the steel beam body. The steel beam ear plate and the bottom plate ear plate are connected by a chain hoist to achieve reliable traction and prevent tipping. The angle steel controls the relative position between the steel beam body and the jig bottom plate, and the jack is used for fine adjustment of the relative position of the steel beam bottom plate relative to the jig bottom plate to achieve precise adjustment. During the adjustment process, it is not necessary to lift the steel beam body, which is labor-saving, fast, and safe. In this way, the installation of the steel track beam is accurate, convenient, and fast, greatly reducing the quality risk during construction, simplifying the process control of the steel track beam installation, and not requiring a crane to adjust the installation jig of the steel track beam, which shortens the work efficiency during construction and is beneficial to construction. It can be widely applied to the installation construction of later straddle-type steel track beams. The steel track beam installation jig and its installation method described in the present invention have a simple jig structure and simple method steps, realizing accurate, convenient, and fast installation of the steel track beam, and not requiring a crane to lift and adjust the steel track beam, but being able to quickly and accurately achieve adjustment, reducing the quality risk during construction, simplifying the installation process, reducing the labor intensity of workers, eliminating the safety hazard of operators being injured during construction, and improving the operation efficiency and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The following briefly describes the content expressed by each drawing in this specification and the marks in the drawings:

[0021] Figure 1 It is a schematic structural diagram of the steel track beam installation jig described in the present invention;

[0022] Figure 2 It is a sectional structural diagram of the A-A plane of the steel track beam installation jig described in the present invention;

[0023] Figure 3 It is a sectional structural diagram of the B-B plane of the steel track beam installation jig described in the present invention;

[0024] Figure 4 It is a sectional structural diagram of the C-C plane of the steel track beam installation jig described in the present invention;

[0025] The marks in the drawings are respectively: 1, jig bottom plate; 2, steel beam body; 3, steel beam bottom plate; 4, adjusting pipe; 5, angle steel; 6, steel beam ear plate I; 7, steel beam ear plate II; 8, chain hoist I; 9, bottom plate ear plate I; 10, chain hoist II; 11, bottom plate ear plate II; 12, vertical fine adjustment jack; 13, jack top seat I; 14, jack top seat II; 15, horizontal fine adjustment jack I; 16, horizontal fine adjustment jack II; 17, opening; 18, reserved steel bar. DETAILED DESCRIPTION OF THE INVENTION

[0026] The following further details the specific implementation of the present invention, such as the shapes, structures of various components involved, the mutual positions and connection relationships between various parts, the functions of each part, and the working principles, etc., with reference to the accompanying drawings and through the description of the embodiments:

[0027] As shown in the attached Figure 1 - attached Figure 4 figure, the present invention is a steel track beam installation jig, which includes a jig bottom plate 1. The jig bottom plate 1 is connected to the reserved steel bars 18. A steel beam bottom plate 3 is arranged at the bottom of the steel beam body 2. An adjusting pipe 4 is arranged between the jig bottom plate 1 and the steel beam bottom plate 3. An angle steel 5 is also arranged on the jig bottom plate 1. One side of the steel beam bottom plate 3 is connected to the angle steel 5. A steel beam ear plate I 6 is arranged on one side of the steel beam body 2, and a steel beam ear plate II 7 is arranged on the other side of the steel beam body 2. The steel beam ear plate I 6 is connected to the bottom plate ear plate I 9 on one side of the jig bottom plate 1 through a chain hoist I 8, and the steel beam ear plate II 7 is connected to the bottom plate ear plate II 11 on the other side of the jig bottom plate 1 through a chain hoist II 10. A vertical fine adjustment jack 12 extending towards the steel beam bottom plate 3 is also arranged on the jig bottom plate 1. With the above structure, during the installation of the steel track beam, for the installation of the steel track beam to prevent tipping and control the accuracy of position adjustment, it is all achieved through the installation jig. On the one hand, the connection between the jig bottom plate and the steel beam body is realized through the adjusting pipe, so as to reliably support the steel beam body. And the steel beam ear plates and the bottom plate ear plates are connected through chain hoists to achieve reliable traction and prevent tipping. The angle steel controls the relative position between the steel beam body and the jig bottom plate, and the jack is used for fine adjustment of the relative position of the steel beam bottom plate relative to the jig bottom plate to achieve precise adjustment. During the adjustment process, there is no need to lift the steel beam body, which is labor-saving, fast and safe. In this way, the installation of the steel track beam is accurate, convenient and fast, greatly reducing the quality risk during construction, simplifying the process control of the steel track beam installation, and not requiring a crane to adjust the installation jig of the steel track beam, which shortens the work efficiency during construction and is beneficial to construction. It can be widely applied to the installation construction of later straddle-type steel track beams. The steel track beam installation jig and its installation method described in the present invention have a simple jig structure and simple method steps, can realize the accurate, convenient and fast installation of the steel track beam, and do not require a crane to lift and adjust the steel track beam, but can quickly and accurately achieve adjustment, reduce the quality risk during construction, simplify the installation process, reduce the labor intensity of workers, eliminate the safety hazard of operators being injured during construction, and improve the operation efficiency and safety.

[0028] On one side of the jig base plate 1, a jack top plate seat I 13 is provided, and on the other side of the jig base plate 1, a jack top plate seat II 14 is provided. A horizontal fine-tuning jack I 15 extending towards one side of the steel beam body 2 is provided on the jack top plate seat I 13, and a horizontal fine-tuning jack II 16 extending towards the other side of the steel beam body 2 is provided on the jack top plate seat II 14. In the above structure, after the steel beam body is placed on the adjusting pipe, through the adjustment of the horizontal fine-tuning jack I 15 and the horizontal fine-tuning jack II 16, the fine adjustment of the horizontal movement of the steel beam body is realized, without the need for hoisting and adjustment, with low labor intensity, high efficiency, and convenient and fast adjustment. The horizontal fine-tuning jack adopts a hydraulic structure, and the control component controls the expansion and contraction.

[0029] A plurality of openings 17 are provided on the jig base plate 1, and a plurality of vertically arranged reserved steel bars 18 are provided at the layout position of the steel track beam. Each reserved steel bar 18 is arranged to be able to pass through a corresponding opening 17 and is welded to the jig base plate 1. In the above structure, a plurality of reserved steel bars 18 are provided, and reliable welding of the jig base plate is realized through the plurality of reserved steel bars.

[0030] The adjusting pipes 4 include a plurality of pipes. The upper end of each adjusting pipe 4 is welded to the lower surface of the steel beam bottom plate 3, and the lower end of each adjusting pipe 4 is respectively welded to the upper surface of the jig base plate 1. In the above structure,

[0031] The angle steel 5 is vertically welded to the jig base plate 1. The angle steel 5 is a positioning pile for the steel beam body 2, and the angle steel 5 is welded in alignment with the steel beam ground line on the jig base plate 1.

[0032] The lower end of the vertical fine-tuning jack 12 is welded to the upper surface of the jig base plate 1.

[0033] The horizontal fine-tuning jack I 15 is vertically welded to the jack top plate seat I 13. The horizontal fine-tuning jack II 16 is vertically welded to the jack top plate seat II 14. In the above structure, through the expansion and contraction of the horizontal fine-tuning jack I 15 and the horizontal fine-tuning jack II 16 (when one extends, the other expands and contracts), acting on both sides of the steel beam body, the horizontal adjustment movement of the steel beam body is realized. During the adjustment process, the steel beam body moves stably and will not tip over, with high safety.

[0034] The present invention also relates to a method for installing a steel track beam, which has simple steps, enables accurate, convenient and quick installation of the steel track beam, does not require a crane to lift and adjust the steel track beam, can quickly and accurately achieve adjustment, reduces the quality risk during construction, simplifies the installation process, reduces the labor intensity of workers, eliminates the safety hazard of operators being injured during construction, and improves the operation efficiency and safety. The installation method is as follows: 1) Openings 17 are provided on the formwork bottom plate 1, and then the reserved steel bars 18 are passed through the openings 17, and the formwork bottom plate 1 and the reserved steel bars 18 are welded; 2) The angle steel 5 is welded to the formwork bottom plate 1. When welding the angle steel 5, the angle steel 5 is aligned with the position of the steel beam ground line on the formwork bottom plate 1 for welding; 3) The adjusting pipe 4 is fabricated according to the design height requirement and welded to the formwork bottom plate 1, and then the vertical fine-adjusting jack 12 is welded to the formwork bottom plate 1, and the jack top seat Ⅰ 13 and the jack top seat Ⅱ 14 are arranged on the formwork bottom plate 1; 4) The steel beam ear plate Ⅰ 6 and the steel beam ear plate Ⅱ 7 are respectively welded to the side of the steel beam body 2, and the bottom plate ear plate Ⅰ 9 and the bottom plate ear plate Ⅱ 11 are respectively welded to the formwork bottom plate 1; The steel beam bottom plate 3 of the steel beam body 2 is placed on the adjusting pipe 4, the steel beam ear plate Ⅰ 6 is connected to the bottom plate ear plate Ⅰ 9 through the chain hoist Ⅰ 8, and the steel beam ear plate Ⅱ 7 is connected to the bottom plate ear plate Ⅱ 11 through the chain hoist Ⅱ 10; 5) By adjusting the horizontal fine-adjusting jack Ⅱ 16, the horizontal fine-adjusting jack Ⅰ 15, and the horizontal fine-adjusting jack Ⅱ 16, the position of the steel beam body 2 is adjusted. After the adjustment is in place, the steel beam bottom plate 3 and the adjusting pipe 4 are welded to complete the installation of the steel track beam.

[0035] The method for installing a steel track beam according to the present invention is a method for installing a steel track beam using the above-mentioned steel track beam installation formwork. The adoption of such a formwork and method mainly has the following effects: 1) When installing the steel track beam, it is no longer necessary to use a crane to lift and move the steel track beam. Instead, the steel beam body is supported by the formwork, and the jacks are used to adjust the steel beam body in the horizontal and vertical directions, which is convenient and labor-saving for operation; 2) During the installation process of the steel track beam, through the ear plates and chain hoists, the connection between the steel beam body and the formwork bottom plate is realized, which plays a reliable limiting role for the steel beam body, effectively prevents the steel beam body from tipping over during the fine adjustment process, and improves the operation safety; 3) The control of the accuracy of the adjustment of the steel track beam installation is concentrated on the formwork, which simplifies the process control of the steel track beam installation, and does not require a crane to adjust the installation formwork of the steel track beam, shortening the work efficiency during the construction process and being beneficial to the construction; It can be widely applied to the installation construction of later straddle-type steel track beams; 4) By adjusting the horizontal fine-adjusting jack Ⅱ 16, the horizontal fine-adjusting jack Ⅰ 15, and the horizontal fine-adjusting jack Ⅱ 16, the position of the steel beam body 2 is adjusted, which is a fine adjustment. After the adjustment is in place, the adjusting pipe and the steel beam bottom plate are welded to realize the reliable positioning and connection between the steel beam bottom plate and the formwork bottom plate. The formwork bottom plate is connected to the reserved steel bars to realize the overall installation.

[0036] For the steel track beam installation jig described in the present invention, during the installation of the steel track beam, the control of preventing the steel track beam from tipping over and the accuracy of position adjustment are both achieved through the installation jig. The connection between the jig bottom plate and the steel beam body is realized through the adjustment pipe, providing reliable support for the steel beam body. The steel beam ear plate and the bottom plate ear plate are connected by a chain hoist to achieve reliable traction and prevent tipping. The angle steel controls the relative position between the steel beam body and the jig bottom plate, and the jack is used for fine adjustment of the relative position of the steel beam bottom plate with respect to the jig bottom plate to achieve precise adjustment. During the adjustment process, there is no need to lift the steel beam body, which is labor-saving, fast, and safe. In this way, the installation of the steel track beam is accurate, convenient, and fast, greatly reducing the quality risk during construction, simplifying the process control of the steel track beam installation, and not requiring a crane to adjust the installation jig of the steel track beam, which shortens the work efficiency during construction and is beneficial to the construction. It can be widely applied to the installation construction of later straddle-type steel track beams. The steel track beam installation jig and its installation method described in the present invention have a simple jig structure and simple method steps, achieving accurate, convenient, and fast installation of the steel track beam, and not requiring a crane to lift and adjust the steel track beam, but being able to quickly and precisely achieve adjustment, reducing the quality risk during construction, simplifying the installation process, reducing the labor intensity of the staff, eliminating the safety hazard of operators being injured during construction, and improving the operation efficiency and safety.

[0037] The present invention has been described exemplarily above in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-mentioned manner. As long as various improvements are made by adopting the method concept and technical solution of the present invention, or the concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A steel track beam installation jig, characterized in that: It includes a jig bottom plate (1), the jig bottom plate (1) is connected to the reserved steel bars (18), a steel beam bottom plate (3) is arranged at the bottom of the steel beam body (2), an adjusting pipe (4) is arranged between the jig bottom plate (1) and the steel beam bottom plate (3), an angle steel (5) is also arranged on the jig bottom plate (1), one side of the steel beam bottom plate (3) is connected to the angle steel (5), a steel beam ear plate I (6) is arranged on one side of the steel beam body (2), a steel beam ear plate II (7) is arranged on the other side of the steel beam body (2), the steel beam ear plate I (6) is connected to the bottom plate ear plate I (9) on one side of the jig bottom plate (1) through a chain hoist I (8), the steel beam ear plate II (7) is connected to the bottom plate ear plate II (11) on the other side of the jig bottom plate (1) through a chain hoist II (10), and a vertical fine-tuning jack (12) extending towards the steel beam bottom plate (3) is also arranged on the jig bottom plate (1); On one side of the jig bottom plate (1), a jack top seat I (13) is arranged, on the other side of the jig bottom plate (1), a jack top seat II (14) is arranged, a horizontal fine-tuning jack I (15) extending towards one side of the steel beam body (2) is arranged on the jack top seat I (13), and a horizontal fine-tuning jack II (16) extending towards the other side of the steel beam body (2) is arranged on the jack top seat II (14); A plurality of openings (17) are arranged on the jig bottom plate (1), a plurality of vertically arranged reserved steel bars (18) are arranged at the layout position of the steel track beam, each reserved steel bar (18) is arranged to be able to pass through a corresponding opening (17) and is welded to the jig bottom plate (1); The lower end of the vertical fine-tuning jack (12) is welded to the upper surface of the jig bottom plate (1); The horizontal fine-tuning jack I (15) is vertically welded to the jack top seat I (13).

2. The steel track beam installation jig according to claim 1, characterized in that: The adjusting pipe (4) includes multiple pieces, the upper end of each adjusting pipe (4) is welded to the lower surface of the steel beam bottom plate (3), and the lower end of each adjusting pipe (4) is respectively welded to the upper surface of the jig bottom plate (1).

3. The steel track beam installation jig according to claim 1 or 2, characterized in that: The angle steel (5) is vertically welded to the jig bottom plate (1), the angle steel (5) is a positioning pile for the steel beam body (2), and the angle steel (5) is welded in alignment with the steel beam ground line on the jig bottom plate (1).

4. The steel track beam installation jig according to claim 1 or 2, characterized in that: The horizontal fine-tuning jack II (16) is vertically welded to the jack top seat II (14).

5. The steel track beam installation method of the steel track beam installation jig according to any one of claims 1 to 4, characterized in that: The installation method is as follows: 1) Set openings (17) on the jig bottom plate (1), then pass the reserved steel bars (18) through the openings (17), and weld the jig bottom plate (1) and the reserved steel bars (18); 2) Weld the angle steel (5) to the jig bottom plate (1), when welding the angle steel (5), the angle steel (5) is welded in alignment with the position of the steel beam ground line on the jig bottom plate (1); 3) Fabricate the adjusting pipe (4) according to the design height requirements, weld the adjusting pipe (4) to the mold base plate (1), then weld the vertical fine-adjusting jack (12) to the mold base plate (1), and then set the jack top seat I (13) and jack top seat II (14) on the mold base plate (1); 4) Weld the steel beam ear plate I (6) and the steel beam ear plate II (7) to the sides of the steel beam body (2) respectively, and weld the bottom plate ear plate I (9) and the bottom plate ear plate II (11) to the mold base plate (1) respectively; Place the steel beam bottom plate (3) of the steel beam body (2) on the adjusting pipe (4), connect the steel beam ear plate I (6) to the bottom plate ear plate I (9) through the chain hoist I (8), and connect the steel beam ear plate II (7) to the bottom plate ear plate II (11) through the chain hoist II (10); 5) Adjust the position of the steel beam body (2) by adjusting the horizontal fine-adjusting jack II (16), the horizontal fine-adjusting jack I (15), and the horizontal fine-adjusting jack II (16). After the adjustment is in place, weld the steel beam bottom plate (3) and the adjusting pipe (4) to complete the installation of the steel track beam.

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