Non-section steel column joint large-span steel corridor lifting support rear anchor point joint tool

Abstract

Relates to the field of building construction, and discloses a non-section steel column joint large-span steel corridor lifting support rear anchor point joint tool which comprises a staircase wall face, a beam frame fixed in the staircase wall face and a rear pull rod fixed on the staircase wall face and used for supporting a corridor lifting frame, and further comprises a rear stand column, a left stand column, a right stand column, a left stand column and a right stand column. The beam frame is arranged inside the wall surface of the staircase and is fixed with the beam frame; the top frame is arranged at the top of the rear stand column, connected with the rear pull rod and used for enhancing the mounting stability of the rear pull rod, the top frame comprises a top plate fixed to the connecting frame and a fixing plate arranged on the top plate and used for supporting a rear pull rod lower plate, and the side, close to the rear pull rod, of the fixing plate is obliquely arranged; according to the utility model, the length of the rear pull rod can be saved, so that the steel consumption is reduced, the bending resistance of the section steel beam can be effectively utilized, and the tension borne by the rear pull rod can be conveniently dispersed.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a rear anchor point node tooling for a non-profile steel column node large-span steel corridor lifting bracket. Background Art

[0002] Steel corridors are increasingly used in modern design. During the lifting process of high-altitude large-span corridors, the actual on-site operations are as follows: According to the characteristics of the corridor trusses, lifting points are set at both ends of the rigid column corbels and the curved trusses, for a total of 4 lifting points. A hoist is set at each lifting point to lift the corridor.

[0003] The existing equipment has the following shortcomings: under the working condition of the protruding roof stairwell, the structural column of the rear pull point is a reinforced concrete column without a steel column core, which makes it impossible to fix the rear pull point of the lifting bracket using the structural column. The tensile strength of the structural column does not meet the verification requirements and there is a risk of breakage.

[0004] Therefore, the present application proposes a non-steel column node large-span steel corridor lifting bracket rear anchor point node tooling to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a non-steel column node large-span steel corridor lifting bracket rear anchor point node tooling to solve the above-mentioned problem that the rear pulling point position of the lifting bracket cannot be fixed by the structural column, the tensile strength of the structural column does not meet the verification requirements, and there is a risk of breakage.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a non-steel column node large-span steel corridor lifting bracket rear anchor node tooling, including a staircase wall, a beam frame fixed inside the staircase wall, and a rear pull rod fixed on the staircase wall for supporting the corridor lifting frame, and also includes:

[0007] A rear column, arranged inside the wall of the stairwell and fixed to the beam frame, for fixing the rear tie rod;

[0008] A top frame is arranged on the top of the rear column and connected to the rear pull rod, and is used to enhance the stability of the installation of the rear pull rod.

[0009] Among them, the rear column includes a main column symmetrically arranged with respect to the beam frame, a fixed base frame fixed to the lower end of the main column, a connecting frame fixed to the upper part of the main column and fixed to the upper end of the staircase wall, and a stabilizing device arranged on one side of the main column for reinforcing the main column. The staircase wall is provided with an installation groove for placing the main column at the position corresponding to the main column.

[0010] Wherein, the stabilizing device includes a fixing column fixed on the main column, an auxiliary column fixed on the side of the fixing column away from the main column, a connecting frame fixed at the lower end of the auxiliary column, and fixing bolts arranged on the connecting frame for fixing the connecting frame to the wall of the stairwell. The wall of the stairwell is provided with a mounting hole for placing the fixing column at a position corresponding to the fixing column, and the upper parts of the two auxiliary columns are connected and fixed by the connecting frame.

[0011] Wherein, the fixed base frame includes a fixed block sleeved on the lower end of the main column, a fixed frame fixed between the two fixed blocks, and a limit block passing through the fixed block and the main column;

[0012] A limiting groove for placing the limiting block is provided at a position of the fixed block corresponding to the limiting block, a through groove for placing the limiting block is provided at a position of the main column corresponding to the limiting block, and a slot for the main column to move is provided at a position of the fixed block corresponding to the main column;

[0013] The connecting chassis has the same structure as the fixed chassis;

[0014] The limiting block is made of I-shaped steel.

[0015] Wherein, the top frame includes a top plate fixed on the connecting frame and a fixing plate arranged on the top plate for supporting the lower plate of the rear pull rod, and the fixing plate is inclinedly arranged near one side of the rear pull rod.

[0016] Wherein, an inclined plate for supporting the upper plate of the rear pull rod is fixed at a position of the top plate corresponding to the upper plate of the rear pull rod.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model, when installing the rear column, opens an installation groove on the wall of the staircase according to the shape of the main column, the position of the installation groove can be opened nearby according to the position of the front column, the main column is inserted into the inside of the installation groove, and then the other main column is fixed on the outer end surface of the wall of the staircase, the fixed bottom frame is fixed to the lower ends of the two main columns, the lower ends of the two main columns are fixed, and then the connecting frame is welded and fixed to the upper parts of the two main columns, and the tops of the two main columns are fixed, the main columns, the fixed frame and the connecting frame form a square frame, which is clamped on the beam frame, the top frame is fixed on the connecting frame, and then the rear pull rod is fixed on the top frame, which can save the length of the rear pull rod, thereby reducing the amount of steel used, and can effectively utilize the bending resistance of the steel beam, so as to facilitate the dispersion of the tension on the rear pull rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1This is a schematic diagram of the main structure in one embodiment of the utility model;

[0020] Figure 2 This is a schematic structural diagram of the side portion in one embodiment of the utility model;

[0021] Figure 3 This is a schematic diagram of the explosion structure in one embodiment of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of a fixed low-frame explosion in one embodiment of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the top frame explosion in one embodiment of the utility model.

[0024] In the figure: 1. staircase wall; 11. mounting groove; 12. mounting hole; 13. beam frame; 2. rear column; 21. main column; 211. through groove; 22. fixed base frame; 221. fixed frame; 222. fixed block; 2221. slot; 2222. limit groove; 223. limit block; 23. fixed column; 24. connecting frame; 25. stabilizing device; 251. auxiliary column; 252. connecting base frame; 253. fixing bolt; 3. top frame; 31. top plate; 32. inclined plate; 33. fixed plate; 4. rear pull rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 The utility model provides a technical solution: a non-steel column node large-span steel corridor lifting bracket rear anchor node tooling, including a staircase wall 1, a beam frame 13 fixed inside the staircase wall 1 and a rear pull rod 4 fixed on the staircase wall 1 for supporting the corridor lifting frame, and also includes:

[0027] The rear column 2 is arranged inside the staircase wall 1 and fixed to the beam frame 13, and is used to fix the rear tie rod 4;

[0028] The top frame 3 is arranged on the top of the rear column 2 and connected to the rear pull rod 4, so as to enhance the stability of the installation of the rear pull rod 4.

[0029] It should be noted that during operation, when installing the rear column 2, first open an opening on the wall 1 of the stairwell near the beam 13, clamp the rear column 2 on the beam 13, fix it to the beam 13, then fix the top frame 3 on the rear column 2, and then fix the rear tie rod 4 on the top frame 3, and disperse the tension on the rear tie rod 4 through the rear column 2. In this way, the rear column 2 can be conveniently installed nearby, reducing the length of the rear tie rod 4, thereby reducing the amount of steel used, and the bending resistance of the steel beam can be effectively utilized, which is convenient for dispersing the tension on the rear tie rod 4.

[0030] In one embodiment, the rear column 2 includes a main column 21 symmetrically arranged about the beam frame 13, a fixed base frame 22 fixed to the lower end of the main column 21, a connecting frame 24 fixed to the upper part of the main column 21 and fixed to the upper end of the staircase wall 1, and a stabilizing device 25 arranged on one side of the main column 21 for reinforcing the main column 21. An installation groove 11 for placing the main column 21 is opened at the position of the staircase wall 1 corresponding to the main column 21.

[0031] In this design, an installation groove 11 is opened on the staircase wall 1 according to the shape of the main column 21. The position of the installation groove 11 can be opened nearby according to the position of the front column. The main column 21 is inserted into the installation groove 11, and then the other main column 21 is fixed to the outer end surface of the staircase wall 1, and the fixed base frame 22 is fixed to the lower ends of the two main columns 21, the lower ends of the two main columns 21 are fixed, and then the connecting frame 24 is welded and fixed to the upper parts of the two main columns 21, the tops of the two main columns 21 are fixed, the top frame 3 is fixed on the connecting frame 24, and then the rear pull rod 4 is fixed on the top frame 3, which can save the length of the rear pull rod 4 and facilitate the dispersion of the tension on the rear pull rod 4.

[0032] In one embodiment, the stabilizing device 25 includes a fixing column 23 fixed on the main column 21, an auxiliary column 251 fixed on the side of the fixing column 23 away from the main column 21, a connecting frame 252 fixed at the lower end of the auxiliary column 251, and a fixing bolt 253 arranged on the connecting frame 252 for fixing the connecting frame 252 to the staircase wall 1. A mounting hole 12 for placing the fixing column 23 is opened at the position of the fixing column 23 corresponding to the wall 1 of the staircase, and the upper parts of the two auxiliary columns 251 are connected and fixed by a connecting frame 24.

[0033] In this design, a fixing column 23 is fixed to the rear end of the main column 21, and then the auxiliary column 251 is fixed to the rear end of the fixing column 23, the connecting frame 252 is fixed to the lower ends of the two auxiliary columns 251, and then the connecting frame 24 is fixed to the tops of the two auxiliary columns 251, and then the connecting frame 252 is fixed to the outer end surface of the staircase wall 1 by fixing bolts 253. By setting the stabilizing device 25, the overall stability of the rear column 2 can be improved.

[0034] In one embodiment, the fixed base frame 22 includes a fixed block 222 sleeved on the lower end of the main column 21, a fixed frame 221 fixed between the two fixed blocks 222, and a limit block 223 passing through the fixed block 222 and the main column 21;

[0035] A limiting groove 2222 for placing the limiting block 223 is provided at a position of the fixed block 222 corresponding to the limiting block 223, a through groove 211 for placing the limiting block 223 is provided at a position of the main column 21 corresponding to the limiting block 223, and a slot 2221 for the main column 21 to move is provided at a position of the fixed block 222 corresponding to the main column 21;

[0036] The connecting base frame 252 has the same structure as the fixed base frame 22;

[0037] The limiting block 223 is made of I-shaped steel.

[0038] In this design, the slot 2221 opened on the fixing block 222 is aligned with the bottom of the main column 21, and then the fixing block 222 is sleeved on the main column 21. The length of the fixing frame 221 is set according to the distance between the two main columns 21, and then the limiting groove 2222 is aligned with the through groove 211, and then the limiting block 223 is inserted between the limiting groove 2222 and the through groove 211, and the fixing block 222 is fixed to the main column 21, so that the main column 21, the fixing frame 221 and the connecting frame 24 form a square frame, which is clamped on the beam frame 13 to improve the stability of the installation of the entire rear column 2.

[0039] In one embodiment, the top frame 3 includes a top plate 31 fixed on the connecting frame 24 and a fixing plate 33 arranged on the top plate 31 for supporting the lower plate of the rear tie rod 4. The fixing plate 33 is inclined near one side of the rear tie rod 4.

[0040] With this design, the rear tie rod 4 is fixed to the top plate 31 by welding, and the lower plate of the rear tie rod 4 is fixed to the fixing plate 33 by bolts, so that the rear tie rod 4 and the rear pillar 2 are fixed more firmly.

[0041] In one embodiment, an inclined plate 32 for supporting the upper plate of the rear tie rod 4 is fixed at a position of the top plate 31 corresponding to the upper plate of the rear tie rod 4 .

[0042] With such a design, after the rear tie rod 4 is fixed on the top plate 31, an inclined plate 32 is welded on the top plate 31 at a position below the upper plate of the rear tie rod 4, and the top of the inclined plate 32 is tightly fitted with the upper plate of the rear tie rod 4, and then the upper plate of the rear tie rod 4 is fixed to the inclined plate 32 with bolts, thereby further improving the stability of the fixation of the rear tie rod 4 and the top plate 31.

Claims

1. A non-steel column node large-span steel corridor lifting bracket rear anchor node tooling, comprising a staircase wall (1), a beam frame (13) fixed inside the staircase wall (1), and a rear pull rod (4) fixed on the staircase wall (1) for supporting the corridor lifting frame, characterized in that: Also includes: A rear column (2) is arranged inside the staircase wall (1) and fixed to the beam frame (13), and is used to fix the rear pull rod (4); A top frame (3) is arranged on the top of the rear upright column (2) and connected to the rear pull rod (4), and is used to enhance the stability of the installation of the rear pull rod (4).

2. According to claim 1, a non-steel column node large-span steel corridor lifting bracket rear anchor node tooling is characterized by: The rear column (2) comprises a main column (21) symmetrically arranged with respect to the beam frame (13), a fixed base frame (22) fixed to the lower end of the main column (21), a connecting frame (24) fixed to the upper part of the main column (21) and fixed to the upper end of the staircase wall (1), and a stabilizing device (25) arranged on one side of the main column (21) for reinforcing the main column (21); and a mounting groove (11) for placing the main column (21) is provided at a position of the staircase wall (1) corresponding to the main column (21).

3. According to claim 2, a non-steel column node large-span steel corridor lifting bracket rear anchor node tooling is characterized by: The stabilizing device (25) comprises a fixing column (23) fixed on the main column (21), an auxiliary column (251) fixed on the side of the fixing column (23) away from the main column (21), a connecting frame (252) fixed at the lower end of the auxiliary column (251), and fixing bolts (253) arranged on the connecting frame (252) for fixing the connecting frame (252) to the staircase wall (1), and a mounting hole (12) for placing the fixing column (23) is opened at a position of the staircase wall (1) corresponding to the fixing column (23), and the upper parts of the two auxiliary columns (251) are connected and fixed by the connecting frame (24).

4. According to claim 3, a non-profile steel column node large-span steel corridor lifting bracket rear anchor node tooling is characterized by: The fixed base frame (22) comprises a fixed block (222) sleeved on the lower end of the main column (21), a fixed frame (221) fixed between the two fixed blocks (222), and a limit block (223) penetrating the fixed block (222) and the main column (21); A limiting groove (2222) for placing the limiting block (223) is provided at a position of the fixed block (222) corresponding to the limiting block (223); a through groove (211) for placing the limiting block (223) is provided at a position of the main column (21) corresponding to the limiting block (223); and a slot (2221) for the main column (21) to move is provided at a position of the fixed block (222) corresponding to the main column (21); The connecting base frame (252) has the same structure as the fixed base frame (22); The limiting block (223) is made of I-shaped steel.

5. According to claim 2, a non-profile steel column node large-span steel corridor lifting bracket rear anchor node tooling is characterized by: The top frame (3) comprises a top plate (31) fixed on the connecting frame (24) and a fixing plate (33) arranged on the top plate (31) for supporting the lower plate of the rear pull rod (4); the fixing plate (33) is arranged obliquely on one side close to the rear pull rod (4).

6. According to claim 5, a non-profile steel column node large-span steel corridor lifting bracket rear anchor node tooling is characterized by: An inclined plate (32) for supporting the upper plate of the rear pull rod (4) is fixed at a position of the top plate (31) corresponding to the upper plate of the rear pull rod (4).

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