Hoisting support frame of bridge girder erection machine for steel structure bridge

Abstract

The utility model relates to the technical field of bridge girder erection machine supporting frames, and provides a steel structure bridge girder erection machine hoisting supporting frame which comprises four fixing stand columns fixedly installed on the ground, three evenly-distributed fixing plates are arranged at the front ends of the fixing stand columns, and a plurality of fixing beams are fixedly connected between the fixing plates. A plurality of reinforcing structures are arranged between the fixing beams, the fixing plate at the lowermost end is fixedly connected with the ground, the top ends of the fixing stand columns are fixedly connected with a triangular fixing frame, and the fixing frame is fixedly connected with the other two fixing plates. According to the utility model, the reinforcing structures arranged between the fixed beams can improve the connection stability between the fixed beams, so that the plurality of fixed beams form a stable mechanism through the reinforcing structures, the connection strength between the adjacent fixed beams is improved, and the support strength of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge girder erection machine support frame technical field especially relates to a steel structure bridge girder erection machine hoisting support frame. BACKGROUND

[0002] Steel structure bridge is a kind of bridge with steel as main load-bearing structure.

[0003] In the partial railway viaduct construction operation, it can meet the situation of forming staggered with another viaduct.This layout can bring challenge in hoisting process, because the upper viaduct can influence the installation space of the lower bridge component, force bridge girder erection machine to lower its outrigger to ensure that the beam body can be erected smoothly.However, when the height of bridge girder erection machine is lowered, the stress condition of its bottom changes, and then the pressure borne by support frame is increased.If standard support frame is used, it can not bear such additional load, thereby causing potential construction safety hazard. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of steel structure bridge girder erection machine hoisting support frames, including four fixed installation ground fixed column, the fixed column front end is provided with three evenly distributed fixed plate, multiple fixed beams are fixedly connected between the fixed plate, multiple groups of reinforcing structures are arranged between the fixed beam, the lowermost fixed plate is fixedly connected with ground, the fixed column top is fixedly connected with fixed frame, the fixed frame is triangle, and is fixedly connected with remaining two fixed plate.

[0005] To achieve the above object, the utility model adopts the following technical scheme: a kind of steel structure bridge girder erection machine hoisting support frame, including four fixed installation ground fixed column, the fixed column front end is provided with three evenly distributed fixed plate, multiple fixed beams are fixedly connected between the fixed plate, multiple groups of reinforcing structures are arranged between the fixed beam, the lowermost fixed plate is fixedly connected with ground, the fixed column top is fixedly connected with fixed frame, the fixed frame is triangle, and is fixedly connected with remaining two fixed plate.

[0006] As a preferred implementation, multiple staggered reinforcing plates are fixedly connected between the fixed frame, which can improve the support capacity and rigidity of the fixed frame.

[0007] As a preferred implementation, the reinforcing structure includes main fixed bolt and two auxiliary fixed bolts, a connecting column is fixedly connected between the main fixed bolt and adjacent auxiliary fixed bolt, and the main fixed bolt and the two auxiliary fixed bolts are triangularly distributed, the main fixed bolt is fixedly connected to the side wall of the fixed column side fixed beam, and the two auxiliary fixed bolts are fixedly connected to the side wall of adjacent fixed beam, which can effectively connect adjacent fixed beams through reinforcing structure and improve the connection stability between adjacent fixed beams.

[0008] As a preferred implementation, the reinforcing structures are evenly distributed between adjacent fixed beams, and staggered between adjacent fixed beams, the staggered reinforcing structures can improve the torsional resistance of the device, have the functions of dispersing stress, improving rigidity, optimizing material utilization, improving anti-seismic ability and pile stability.

[0009] As a preferred implementation, the fixed plates are fixedly connected with U-shaped steel frame blocks at both ends, and the crane mounting components can be guided and transported through the U-shaped steel frame blocks at both ends.

[0010] As a preferred implementation, the inner walls of the U-shaped steel frame blocks are provided with a plurality of pulleys, which can reduce friction and improve the efficiency of component transportation during guiding.

[0011] Compared with the prior art, the utility model has the advantages and positive effects that:

[0012] 1. The reinforcing structures arranged between the fixed beams can improve the connection stability between the fixed beams, so that the multiple fixed beams form a stable mechanism through the reinforcing structures, improve the connection strength between adjacent fixed beams, and realize the improvement of the support strength of the device.

[0013] 2. The crane mounting components can be guided and transported through the U-shaped steel frame blocks at both ends, and the reinforcing structures arranged in the U-shaped steel frame blocks can reduce friction and improve the efficiency of component transportation during guiding. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A perspective structural schematic view of the steel structure bridge girder bridge erecting machine hoisting support frame is provided.

[0015] Figure 2 A perspective structural schematic view of the steel structure bridge girder bridge erecting machine hoisting support frame is provided.

[0016] Figure 3 A front structural schematic view of the steel structure bridge girder bridge erecting machine hoisting support frame is provided.

[0017] Figure 4 A reinforcing structural schematic view of the steel structure bridge girder bridge erecting machine hoisting support frame is provided.

[0018] LEGEND:

[0019] 1. fixed stand; 2. fixed frame; 3. reinforcing plate; 4. fixed plate; 5. fixed beam; 6. U-shaped steel frame block; 7. reinforcing structure; 701. main fixed bolt; 702. auxiliary fixed bolt; 703. connecting column; 8. pulley. DETAILED DESCRIPTION

[0020] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a steel structure bridge erecting machine hoisting support frame, including four fixed mounting on ground fixed column 1, three evenly distributed fixed plate 4 are provided in the front end of fixed column 1, a plurality of fixed beams 5 are fixedly connected between fixed plate 4, a plurality of reinforcing structures 7 are provided between fixed beam 5, the lowermost fixed plate 4 is fixedly connected with ground, fixed frame 2 is fixedly connected in the top of fixed column 1, fixed frame 2 is triangle, and is fixedly connected with remaining two fixed plate 4, reinforcing structure 7 being provided between fixed beam 5 can improve the connection stability of fixed beam 5 between, so that a plurality of fixed beam 5 is formed by reinforcing structure 7 between and is stable mechanism, improve the connection strength between adjacent fixed beam 5, realize the support strength of improving device.

[0022] As Figures 1-4 As shown in the figure, a plurality of staggered distribution reinforcing plates 3 are fixedly connected between fixed frame 2, can improve the support capacity and rigidity of fixed frame 2.

[0023] As Figures 1-4 As shown in the figure, reinforcing structure 7 includes main fixed bolt 701 and two auxiliary fixed bolt 702, connecting column 703 is fixedly connected between main fixed bolt 701 and adjacent auxiliary fixed bolt 702, and main fixed bolt 701 and two auxiliary fixed bolt 702 are triangle distribution, main fixed bolt 701 is fixedly connected on the side wall of fixed column 1 side fixed beam 5, two auxiliary fixed bolt 702 are fixedly connected on the side wall of adjacent fixed beam 5, can effectively connect adjacent fixed beam 5 by reinforcing structure 7, improve the connection stability between adjacent fixed beam 5.

[0024] As Figures 1-4 As shown in the figure, reinforcing structure 7 is evenly distributed between adjacent fixed beam 5, and is staggered between adjacent fixed beam 5, and staggered reinforcing structure 7 can improve the torsional rigidity of device, has the function of dispersing stress, improving rigidity, optimizing material utilization, improving anti-seismic capacity and pile stability, can improve the performance and safety of structure.

[0025] As Figures 1-4 As shown in the figure, U-shaped steel frame block 6 is fixedly connected at both ends of fixed plate 4, can be guided and transported to crane installation component by both ends U-shaped steel frame block 6, improve the stability when component is transported.

[0026] As Figures 1-4 shown, the inner wall of the U-shaped steel frame block 6 is provided with a plurality of pulleys 8, which can reduce the friction in the guiding process and improve the efficiency of component transportation.

[0027] Working principle: during construction, first reach the designated position to build four fixed columns 1, then cover the fixed mounting bracket 2, and transport the fixed plate 4, the U-shaped steel frame block 6 and the reinforcing structure 7 fixed and assembled in advance to the front end of the fixed bracket 2, and fix and install a plurality of fixed beams 5 at the lower end of the ground, fix and connect the two fixed plates 4 at the upper end with the fixed bracket 2, the fixed bracket 2 is provided with staggered reinforcing plates 3 inside, which improves the supporting capacity of the fixed bracket 2, and forms a stable triangle with the fixed plate 4 and the fixed beam 5, improves the structural stability, the reinforcing structure 7 arranged between the fixed beams 5 can improve the connection stability between the fixed beams 5, so that the multiple fixed beams 5 form a stable mechanism through the reinforcing structure 7, improve the connection strength between the adjacent fixed beams 5, realize the improvement of the supporting strength of the device, and the two ends of the U-shaped steel frame block 6 can guide and transport the crane installation components, cooperate with the reinforcing structure 7 arranged in the U-shaped steel frame block 6, can reduce the friction in the guiding process, improve the efficiency of component transportation.

[0028] The above is only a preferred embodiment of the present application, and is not a limitation on other forms of the present application. Any skilled person in the art can modify or change the above disclosed technology content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments within the technical content of the present application, according to the technical essence of the present application, still belongs to the protection scope of the present application.

Claims

1. A steel structure bridge erecting machine hoisting support frame, comprising four fixed columns (1) fixedly installed on the ground, characterized in that, The front end of the fixed column (1) is provided with three evenly distributed fixed plates (4), a plurality of fixed beams (5) are fixedly connected between the fixed plates (4), a plurality of groups of reinforcing structures (7) are arranged between the fixed beams (5), the lowermost fixed plate (4) is fixedly connected with the ground, and the top end of the fixed column (1) is fixedly connected with a fixed frame (2); the fixed frame (2) is triangular and is fixedly connected with the other two fixed plates (4).

2. The hoisting support frame for a steel structure bridge erecting machine according to claim 1, characterized in that: A plurality of staggered reinforcing plates (3) are fixedly connected between the fixed frames (2).

3. The hoisting support frame for a steel structure bridge erecting machine according to claim 1, characterized in that: The reinforcing structure (7) comprises a main fixed bolt (701) and two auxiliary fixed bolts (702), a connecting column (703) is fixedly connected between the main fixed bolt (701) and the adjacent auxiliary fixed bolt (702), the main fixed bolt (701) and the two auxiliary fixed bolts (702) are triangularly distributed, the main fixed bolt (701) is fixedly connected to the side wall of the side fixed beam (5) of the fixed column (1), and the two auxiliary fixed bolts (702) are fixedly connected to the side walls of the adjacent fixed beams (5).

4. The hoisting support frame for a steel structure bridge erecting machine according to claim 1, characterized in that: The reinforcing structures (7) are evenly distributed between the adjacent fixed beams (5) and are staggered between the adjacent fixed beams (5).

5. The steel structure bridge erecting machine hoisting support frame according to claim 1, characterized in that: The two ends of the fixed plate (4) are fixedly connected with U-shaped steel frame blocks (6).

6. The steel structure bridge erecting machine hoisting support frame according to claim 5, characterized in that: A plurality of pulleys (8) are arranged on the inner wall of the U-shaped steel frame block (6).

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