Steel anchor beam positioning support for cable bent tower construction

Abstract

The utility model belongs to the technical field of high pier cable bent tower construction, and particularly relates to a steel anchor beam positioning support for cable bent tower construction, which comprises a plurality of support leveling seats fixedly arranged at the top end of a tooth block, the top end of the first positioning part is fixedly connected with the bottom ends of a plurality of vertically-arranged supporting columns, the top ends of the supporting columns are jointly and fixedly connected with a second positioning part, vertical supporting parts are arranged on the tops of the side walls of the supporting columns, the top ends of the second positioning parts are in contact with a steel anchor beam, and the top ends of the vertical supporting parts abut against the bottom end of the steel anchor beam. A horizontal supporting part is arranged at the top end of the second positioning part. According to the utility model, the installation precision and efficiency of high pier cable bent tower steel anchor beam construction can be guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of high pier cable tower construction, in particular to a steel anchor beam positioning bracket used for cable tower construction. Background Art

[0002] As the anchoring steel component of the cable-stayed bridge, the installation quality of the steel anchor beam has a significant impact on the mechanical performance of the cable-stayed bridge, making its positioning and installation the most difficult and most precise part of the cable-stayed bridge construction. Limited by the operating space of the high pier tower and the influence of temperature and light on the measuring instruments, the steel anchor beam is often required to be positioned and installed efficiently and quickly. In the existing technology, brackets are often used for auxiliary installation, but they are mostly for support and cannot assist in the positioning of the steel anchor beam.

[0003] Therefore, it is necessary to design a steel anchor beam positioning bracket for cable tower construction to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a steel anchor beam positioning bracket for cable tower construction to solve the above-mentioned problem and achieve the purpose of ensuring the installation accuracy and efficiency of the steel anchor beam construction of the high pier cable tower.

[0005] To achieve the above-mentioned purpose, the utility model provides the following scheme: a steel anchor beam positioning bracket for cable tower construction, comprising a plurality of bracket leveling seats fixedly arranged at the top end of the tooth block, the top ends of the plurality of bracket leveling seats are commonly fixedly connected with a first positioning portion, the top ends of the first positioning portions are fixedly connected with the bottom ends of a plurality of vertically arranged pillars, the top ends of the plurality of pillars are commonly fixedly connected with a second positioning portion, a vertical supporting portion is arranged on the top of the pillar side wall, a steel anchor beam is contacted with the top end of the second positioning portion, the top ends of the plurality of vertical supporting portions are abutted against the bottom end of the steel anchor beam, and a horizontal supporting portion is also arranged on the top end of the second positioning portion.

[0006] Preferably, the first positioning portion includes two load-bearing beams, which are arranged horizontally and in parallel at intervals, and the bottoms of both ends of the load-bearing beams are fixedly connected to the top of the bracket leveling seat, and two cross beams are fixedly connected between the two load-bearing beams, which are arranged horizontally and in parallel at intervals, and the cross beams are perpendicular to the load-bearing beams, and the bottom end of the support is fixedly connected to the top of the load-bearing beam.

[0007] Preferably, an oblique brace is provided between the two pillars located on the same load-bearing beam, one end of the oblique brace is fixedly connected to the bottom end of a side wall of one pillar, and the other end of the oblique brace is fixedly connected to the top end of the side wall of the other pillar.

[0008] Preferably, the second positioning portion includes two longitudinal support beams, the longitudinal support beams are perpendicular to the load-bearing beams, the two longitudinal support beams are horizontally and parallelly spaced apart, the longitudinal support beams are fixedly connected to the top ends of the two pillars, two transverse support beams are fixedly connected between the two longitudinal support beams, the two transverse support beams are horizontally and parallelly spaced apart, the transverse support beams are perpendicular to the longitudinal support beams, and the horizontal support portion is fixedly connected to the top ends of the longitudinal support beams.

[0009] Preferably, the horizontal support portion includes four brackets, which are fixedly connected to the top end of the longitudinal support beam, and the side walls of the brackets near the middle of the longitudinal support beam are fixedly connected with horizontally arranged jack fixed ends, and the piston ends of the two jacks located at the same top end of the longitudinal support beam are arranged opposite to each other.

[0010] Preferably, the vertical support portion includes a supporting corbel, the supporting corbel is fixedly connected to the top of the pillar side wall, the top of the supporting corbel is fixedly connected to the bottom end of a vertically arranged jack, and the top end of the jack abuts against the bottom end of the steel anchor beam.

[0011] Preferably, the load-bearing beam, the cross beam, the pillar, the transverse support beam, the longitudinal support beam, and the supporting corbel are double-jointed I-beams.

[0012] Preferably, the diagonal brace is an angle steel.

[0013] Preferably, the bracket leveling seat and the support seat are formed by welding steel plates.

[0014] Compared with the prior art, the utility model has the following advantages and technical effects:

[0015] 1. By setting the bracket leveling seat, the first positioning part, the support column and the second positioning part, a construction platform can be provided for the positioning and installation of the steel anchor beam;

[0016] 2. The efficiency and accuracy of steel anchor beam positioning can be effectively improved through the bracket leveling seat, the first positioning part, the support column and the second positioning part. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor:

[0018] Figure 1 This is a schematic diagram of the horizontal overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the vertical overall structure of the utility model.

[0020] Among them, 1. bracket leveling seat; 3. gear block; 4. steel anchor beam; 5. load-bearing beam; 6. cross beam; 7. pillar; 8. horizontal support beam; 9. longitudinal support beam; 10. diagonal brace; 11. jack; 12. supporting corbel; 13. bracket. DETAILED DESCRIPTION

[0021] 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.

[0022] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0023] Reference Figure 1 to Figure 2 The utility model provides a steel anchor beam positioning bracket for cable tower construction, including a plurality of bracket leveling seats 1 fixedly arranged on the top of a tooth block 3, a first positioning portion is fixedly connected to the top of the plurality of bracket leveling seats 1, a second positioning portion is fixedly connected to the top of the first positioning portion, a vertical supporting portion is arranged on the top of the side wall of the portion, a steel anchor beam 4 is contacted with the top of the second positioning portion, a plurality of vertical supporting portions are abutted against the bottom of the steel anchor beam 4, and a horizontal supporting portion is also arranged on the top of the second positioning portion.

[0024] A further optimized solution is that the first positioning part includes two load-bearing beams 5, which are arranged horizontally and in parallel at intervals, and the bottoms of both ends of the load-bearing beams 5 are fixedly connected to the top of the bracket leveling seat 1, and two cross beams 6 are fixedly connected between the two load-bearing beams 5, and the two cross beams 6 are arranged horizontally and in parallel at intervals, and the cross beams 6 and the load-bearing beams 5 are perpendicular to each other, and the bottom end of the pillar 7 is fixedly connected to the top of the load-bearing beam 5.

[0025] A further optimized solution is that a diagonal brace 10 is provided between two pillars 7 located on the same load-bearing beam 5 , one end of the diagonal brace 10 is fixedly connected to the bottom end of the side wall of one pillar 7 , and the other end of the diagonal brace 10 is fixedly connected to the top end of the side wall of the other pillar 7 .

[0026] A further optimized solution is that the second positioning portion includes two longitudinal support beams 9, which are perpendicular to the load-bearing beam 5, and are arranged horizontally and in parallel at intervals. The longitudinal support beams 9 are fixedly connected to the top ends of the two pillars 7, and two transverse support beams 8 are fixedly connected between the two longitudinal support beams 9, and the two transverse support beams 8 are arranged horizontally and in parallel at intervals. The transverse support beams 8 and the longitudinal support beams 9 are perpendicular to each other, and the horizontal support portion is fixedly connected to the top ends of the longitudinal support beams 9.

[0027] A further optimized solution is that the horizontal support portion includes four brackets 13, which are fixedly connected to the top end of the longitudinal support beam 9, and the side walls of the brackets 13 near the middle of the longitudinal support beam 9 are fixedly connected to the fixed ends of the horizontally arranged jacks 11, and the piston ends of the two jacks 11 located at the top of the same longitudinal support beam 9 are arranged opposite to each other.

[0028] To further optimize the solution, the vertical support part includes a supporting corbel 12, which is fixedly connected to the top of the side wall of the pillar 7, and the top of the supporting corbel 12 is fixedly connected to the bottom end of a vertically arranged jack 11, and the top end of the jack 11 abuts against the bottom end of the steel anchor beam 4.

[0029] To further optimize the solution, the load-bearing beam 5, the cross beam 6, the pillar 7, the transverse support beam 8, the longitudinal support beam 9 and the supporting corbel 12 are double-jointed I-beams.

[0030] To further optimize the solution, the diagonal brace 10 is an angle steel.

[0031] To further optimize the solution, the bracket leveling seat 1 and the support seat 13 are welded from steel plates.

[0032] The utility model also provides a construction method of the positioning bracket:

[0033] S1, factory-made bracket leveling seat 1 and positioning bracket;

[0034] S2. Draw the steel anchor beam 4 positioning line on the transverse support beam 8;

[0035] S3, the bracket leveling seat 1 is positioned and fixed on the top steel plate of the gear block 3;

[0036] S4, the positioning bracket is positioned and fixed on the bracket leveling seat 1;

[0037] S5. The steel anchor beam 4 is hoisted on the positioning bracket as a whole, and the position of the steel anchor beam 4 is roughly adjusted using the positioning line of the steel anchor beam 4;

[0038] S6. Use the jack 11 fixed on the supporting bracket 12 to accurately adjust the elevation of the steel anchor beam 4, and use the jack 11 fixed on the jack bracket 13 and the hand chain hoist fixed on the rigid frame of the cable tower to adjust the coordinates of the steel anchor beam 4;

[0039] S7. After positioning is completed, angle steel is welded on the steel anchor beam 4 to connect and fix it to the root of the rigid frame.

[0040] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0041] The embodiments described above are only preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope of the present invention.

Claims

1. A steel anchor beam positioning bracket for cable tower construction, characterized in that: The invention comprises a plurality of bracket leveling seats (1) fixedly arranged at the top end of the tooth block (3), the top ends of the plurality of bracket leveling seats (1) being fixedly connected to a first positioning portion, the top ends of the first positioning portions being fixedly connected to the bottom ends of a plurality of vertically arranged pillars (7), the top ends of the plurality of pillars (7) being fixedly connected to a second positioning portion, the top ends of the side walls of the pillars (7) being provided with a vertical supporting portion, the top ends of the second positioning portions being contacted with a steel anchor beam (4), the top ends of the plurality of vertical supporting portions being in contact with the bottom ends of the steel anchor beam (4), and the top ends of the second positioning portions being further provided with a horizontal supporting portion.

2. A steel anchor beam positioning bracket for cable tower construction according to claim 1, characterized in that: The first positioning portion comprises two load-bearing beams (5), the two load-bearing beams (5) are arranged horizontally and in parallel with each other, the bottoms of both ends of the load-bearing beams (5) are fixedly connected to the top of the bracket leveling seat (1), two cross beams (6) are fixedly connected between the two load-bearing beams (5), the two cross beams (6) are arranged horizontally and in parallel with each other, the cross beams (6) and the load-bearing beams (5) are perpendicular to each other, and the bottom end of the support (7) is fixedly connected to the top of the load-bearing beam (5).

3. A steel anchor beam positioning bracket for cable tower construction according to claim 2, characterized in that: An oblique brace (10) is provided between two pillars (7) located on the same load-bearing beam (5), one end of the oblique brace (10) is fixedly connected to the bottom end of the side wall of one pillar (7), and the other end of the oblique brace (10) is fixedly connected to the top end of the side wall of the other pillar (7).

4. A steel anchor beam positioning bracket for cable tower construction according to claim 2, characterized in that: The second positioning portion comprises two longitudinal support beams (9), the longitudinal support beams (9) and the load-bearing beams (5) are perpendicular to each other, the two longitudinal support beams (9) are arranged horizontally and in parallel with each other, the longitudinal support beams (9) are fixedly connected to the top ends of the two pillars (7), two transverse support beams (8) are fixedly connected between the two longitudinal support beams (9), the two transverse support beams (8) are arranged horizontally and in parallel with each other, the transverse support beams (8) and the longitudinal support beams (9) are perpendicular to each other, and the horizontal support portion is fixedly connected to the top ends of the longitudinal support beams (9).

5. A steel anchor beam positioning bracket for cable tower construction according to claim 4, characterized in that: The horizontal support portion comprises four brackets (13), wherein the brackets (13) are fixedly connected to the top ends of the ends of the longitudinal support beams (9), and the side walls of the brackets (13) close to the middle of the longitudinal support beams (9) are fixedly connected to the fixed ends of the horizontally arranged jacks (11), and the piston ends of the two jacks (11) located at the top ends of the same longitudinal support beam (9) are arranged opposite to each other.

6. A steel anchor beam positioning bracket for cable tower construction according to claim 5, characterized in that: The vertical support portion comprises a supporting corbel (12), wherein the supporting corbel (12) is fixedly connected to the top of the side wall of the pillar (7), and the top of the supporting corbel (12) is fixedly connected to the bottom end of a vertically arranged jack (11), and the top end of the jack (11) abuts against the bottom end of the steel anchor beam (4).

7. A steel anchor beam positioning bracket for cable tower construction according to claim 6, characterized in that: The load-bearing beam (5), the cross beam (6), the pillar (7), the transverse support beam (8), the longitudinal support beam (9), and the support bracket (12) are double-jointed I-beams.

8. The steel anchor beam positioning bracket for cable tower construction according to claim 3, characterized in that: The diagonal brace (10) is an angle steel.

9. The steel anchor beam positioning bracket for cable tower construction according to claim 5, characterized in that: The support leveling seat (1) and the bracket (13) are formed by welding steel plates.

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