UHPC steel box superposed beam comprehensive hoisting equipment

Abstract

The UHPC steel box composite beam comprehensive hoisting equipment comprises a frame main body, a UHPC beam and a steel box beam box body, the steel box beam box body is arranged on the UHPC beam, the frame main body is arranged on the steel box beam box body, the frame main body comprises supports which are symmetrically arranged, the supports are connected through a frame cross beam, a main beam is arranged at the upper ends of the supports, and the UHPC beam is arranged on the main beam. The main beam is provided with a hoisting part, the lower ends of the supports are provided with transverse moving parts, the UHPC beam is provided with a steel box beam box body, the steel box beam box body is provided with a frame body, the frame body is supported through the symmetrically-arranged supports, the main beam is provided with the hoisting part, and the hoisting part comprises various hoisting devices for hoisting materials. And the hoisting part comprises a UHPC lifting device, a flange hoisting device and a steel box girder lifting device, can hoist three parts of a steel box girder box body, a UHPC girder and a steel box girder flange of a bridge, and is high in equipment integration degree.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge engineering construction, in particular to a comprehensive hoisting device for UHPC steel box composite beams. Background Art

[0002] At present, the use of UHPC-steel box composite beams is becoming more and more widespread in road and bridge projects, especially in large-span bridge projects across rivers. However, there is no mature construction equipment for the construction of such bridges, and the construction is difficult. At present, the construction mainly adopts the installation process of UHPC beams constructed by brackets and cantilevered steel beams. However, there are the following problems in the current construction process. There are many types of lifting equipment and tools required in the construction process, and various equipment need to be installed and used separately, which affects the construction efficiency. For example, the Chinese patent CN218619794U mentions a special hoist for prefabricated columns based on UHPC connection. This hoist can only hoist prefabricated columns and cannot perform subsequent construction.

[0003] Therefore, in view of the above problems, a comprehensive lifting equipment for UHPC steel box composite beam is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model develops a comprehensive lifting device for UHPC steel box composite beams, which can combine multiple lifting devices into one device and realize the lifting of three parts of the steel box beam box body, UHPC beam and steel box beam flange of the bridge.

[0005] The technical solution to the technical problem solved by the utility model is: a comprehensive lifting equipment for UHPC steel box composite beams, comprising a frame body, a UHPC beam and a steel box beam box body, the steel box beam box body is arranged on the UHPC beam, the frame body is arranged on the steel box beam box body, the frame body comprises symmetrically arranged brackets, the brackets are connected through frame cross beams, a main beam is arranged at the upper end of the bracket, a lifting part is arranged on the main beam, and a transverse movement part is arranged at the lower end of the bracket.

[0006] A steel box girder body is arranged on the UHPC beam, and a frame body is arranged on the steel box girder body. The frame body is supported by symmetrically arranged brackets. A hoisting part is arranged on the main beam, including a variety of hoisting equipment to hoist materials, thereby improving construction efficiency. The frame body is driven to move horizontally by arranging a transverse moving part.

[0007] Preferably, the hoisting part includes a UHPC lifting device, a flange lifting device and a steel box girder lifting device, a movable bracket is symmetrically arranged on the main beam, the UHPC lifting device is arranged on the movable bracket, the steel box girder lifting device is symmetrically arranged on the main beam, a flange boom mounting base is arranged in the middle of the main beam, a rotating device is arranged on the flange boom mounting base, a flange boom is arranged on the rotating device, and a flange hoisting device is arranged on the flange boom.

[0008] The hoisting part includes UHPC lifting device, flange lifting device and steel box girder lifting device, which can hoist the steel box girder box body, UHPC beam and steel box girder flange of the bridge. The equipment has a high degree of integration. At the same time, the movable bracket drives the UHPC lifting device to move horizontally to achieve horizontal fine-tuning of the hoisting process. The slewing device is set to drive the flange boom and flange hoisting device to rotate.

[0009] Preferably, the movable bracket includes a bracket body, a first jack and a first limit block. The bracket body is symmetrically arranged on the main beam, one end of the bracket body close to the center of the main beam is connected to the first jack, the first jack is horizontally arranged, and the first limit block is symmetrically arranged on the main beam. The first limit block is located on the side of the bracket body away from the first jack.

[0010] The bracket body is driven to move by the push of the first jack, thereby driving the horizontal movement of the UHPC lifting device, and the bracket body is limited by the first limit block to prevent danger.

[0011] Preferably, the flange boom is provided with a first guide rail, a movable flange hoisting device is slidably connected to the first guide rail, and a counterweight is provided at a position of the boom away from the hoisting device.

[0012] The flange hoisting device is electrically driven to move on the first guide rail through the first guide rail, thereby realizing horizontal movement of the flange hoisting device, and the force when hoisting the flange is balanced by setting a counterweight block.

[0013] Preferably, the transverse movement part includes a second guide rail, a rear anchor device, a limit device and a second jack. The second guide rail is located on the steel box girder body. The second guide rail is slidably connected to the frame body through the limit device. The second jack is horizontally arranged on the second guide rail. The second jack is connected to the limit frame. The limit frame is provided with a rear anchor device.

[0014] The frame body is pushed to move horizontally on the second guide rail under the action of the second jack, and the frame body is prevented from being separated from the second guide rail by a limit device to cause an accident, and the frame body is fixed by setting a rear anchor.

[0015] Preferably, the rear anchor device includes a mounting seat, a positioning hole, a limiting hole, a locking block, a moving block, a fixing rod and a through hole. The mounting seats are symmetrically arranged on both sides of the second guide rail on the steel box girder box body, the locking blocks are arranged on the mounting seats, a plurality of positioning holes are arranged on the locking blocks, a plurality of limiting holes are arranged on the second guide rail, the limiting holes and the positioning holes correspond to each other, and fixing rods are symmetrically arranged at the lower end of the frame body, the fixing rods are located on both sides of the second guide rail, moving blocks are arranged on both sides of the fixing rods, a plurality of through holes are arranged on the moving blocks, and the through holes correspond to the limiting holes.

[0016] Initially, the through hole of the moving block connected to the fixed rod is connected to the positioning hole of the locking block, and the frame body is fixed by passing the locking rod through the through hole, the positioning hole and the limit hole. When the frame body moves, the locking rod is removed and the frame body is driven to move by the second jack. After the movement is completed, the frame body is fixed by passing the locking rod through the limit hole and the through hole.

[0017] The effects provided in the utility model content are only the effects of the embodiments, not all the effects of the utility model. The above technical solution has the following advantages or beneficial effects:

[0018] The hoisting part includes UHPC lifting device, flange lifting device and steel box girder lifting device, which can hoist the steel box girder box, UHPC beam and steel box girder flange of the bridge. The equipment has a high degree of integration. At the same time, the movable bracket drives the UHPC lifting device to move horizontally to achieve horizontal fine-tuning during the hoisting process. The slewing device is set to drive the flange boom and flange hoisting device to rotate;

[0019] The frame body is pushed to move horizontally on the second guide rail under the action of the second jack, and the frame body is prevented from being separated from the second guide rail by a limit device to cause an accident, and the frame body is fixed by setting a rear anchor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0021] Figure 1 It is a front view of the utility model.

[0022] Figure 2 It is the left view of the utility model.

[0023] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0024] Figure 4 For the utility model Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0025] Figure 5 For the utility model Figure 2 Enlarged schematic diagram of the structure at point C in the middle.

[0026] Figure 6 For the utility model Figure 2 Enlarged schematic diagram of the structure at D in the middle.

[0027] Figure 7 For the utility model Figure 2Enlarged schematic diagram of the structure at point E in the middle.

[0028] In the figure, 1. frame body; 2. UHPC beam; 3. steel box beam box; 4. bracket; 5. frame cross beam; 6. main beam; 7. UHPC lifting device; 8. flange lifting device; 9. steel box beam lifting device; 10. bracket body; 11. first jack; 12. first limit block; 13. first guide rail; 14. counterweight block; 15. second guide rail; 16. rear anchor device; 17. limit device; 18. second jack; 19. mounting seat; 20. positioning hole; 21. limit hole; 22. locking block; 23. moving block; 24. fixing rod; 25. through hole; 26. mounting base; 27. slewing device; 28. flange boom. DETAILED DESCRIPTION

[0029] In order to clearly illustrate the technical features of this solution, the utility model is described in detail below through specific implementation methods and in combination with the accompanying drawings. The disclosure below provides many different embodiments or examples for realizing different structures of the utility model. In order to simplify the disclosure of the utility model, the components and settings of specific examples are described below. In addition, the utility model can repeat reference numbers and / or letters in different examples. This repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. It should be noted that the components illustrated in the accompanying drawings are not necessarily drawn to scale. The utility model omits the description of known components and processing technologies and processes to avoid unnecessary limitations on the utility model. The terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be internal communication between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] like Figures 1 to 7As shown, a comprehensive lifting equipment for UHPC steel box composite beams includes a frame body 1, a UHPC beam 2 and a steel box beam box body 3. The steel box beam box body 3 is arranged on the UHPC beam 2, and the frame body 1 is arranged on the steel box beam box body 3. The frame body 1 includes symmetrically arranged brackets 4, and the brackets 4 are connected through frame cross beams 5. The upper end of the brackets 4 is provided with a main beam 6, and the main beam 6 is provided with a lifting part, and the lower end of the bracket 4 is provided with a transverse part. The steel box beam box body 3 is arranged on the UHPC beam 2, and the frame body 1 is arranged on the steel box beam box body 3. The frame body 1 is supported by the symmetrically arranged brackets 4, and the lifting part is arranged on the main beam 6. The lifting part includes a variety of lifting equipment to lift materials, and the frame body 1 is driven to move horizontally by setting the transverse part.

[0031] The hoisting part includes a UHPC lifting device 7, a flange lifting device 8 and a steel box girder lifting device 9. A movable bracket is symmetrically arranged on the main beam 6, a UHPC lifting device 7 is arranged on the movable bracket, a steel box girder lifting device 9 is symmetrically arranged on the main beam 6, a flange boom 28 mounting base 26 is arranged in the middle of the main beam 6, a slewing device 27 is arranged on the flange boom 28 mounting base 26, a flange boom 28 is arranged on the slewing device 27, and a flange hoisting device 8 is arranged on the flange boom 28. The hoisting part includes a UHPC lifting device 7, a flange hoisting device 8 and a steel box girder lifting device 9, which can hoist the three parts of the steel box girder box body 3, the UHPC beam 2 and the steel box girder flange of the bridge, and the equipment has a high degree of integration. At the same time, the movable bracket drives the UHPC lifting device 7 to move horizontally to realize horizontal fine-tuning of the hoisting process, and the slewing device 27 drives the flange boom 28 and the flange hoisting device 8 to rotate.

[0032] The movable bracket includes a bracket body 10, a first jack 11 and a first limit block 12. The bracket body 10 is symmetrically arranged on the main beam 6. One end of the bracket body 10 close to the center of the main beam 6 is connected to the first jack 11. The first jack 11 is arranged horizontally. The first limit block 12 is symmetrically arranged on the main beam 6. The first limit block 12 is located on the side of the bracket body 10 away from the first jack 11. The bracket body 10 is driven to move by the push of the first jack 11, thereby driving the horizontal movement of the UHPC lifting device 7. The bracket body 10 is limited by the first limit block 12 to prevent danger.

[0033] The flange hanging arm 28 is provided with a first guide rail 13, on which a movable flange hanging device 8 is slidably connected, and a counterweight block 14 is provided at a position of the hanging arm away from the hanging device. The flange hanging device 8 is electrically driven to move on the first guide rail 13, thereby realizing horizontal movement of the flange hanging device 8, and the counterweight block 14 is provided to balance the force when hanging the flange.

[0034] The transverse moving part includes a second guide rail 15, a rear anchor device 16, a limit device 17 and a second jack 18. The second guide rail 15 is located on the steel box girder body 3. The second guide rail 15 is slidably connected to the frame body 1 through the limit device 17. The second jack 18 is horizontally arranged on the second guide rail 15. The second jack 18 is connected to the limit frame, and the limit frame is provided with the rear anchor device 16. Under the action of the second jack 18, the frame body 1 is pushed to move horizontally on the second guide rail 15. The limit device 17 is used to prevent the frame body 1 from being separated from the second guide rail 15 and causing an accident. The frame body 1 is fixed by setting the rear anchor.

[0035] The rear anchor device 16 includes a mounting seat 19, a positioning hole 20, a limiting hole 21, a locking block 22, a moving block 23, a fixing rod 24 and a through hole 25. The mounting seats 19 are symmetrically arranged on both sides of the second guide rail 15 on the steel box girder box body 3, and a locking block 22 is arranged on the mounting seat 19. A plurality of positioning holes 20 are arranged on the locking block 22. A plurality of limiting holes 21 are arranged on the second guide rail 15, and the limiting holes 21 correspond to the positioning holes 20. A fixing rod 24 is symmetrically arranged at the lower end of the frame body 1. The fixing rod 24 is located on both sides of the second guide rail 15. Moving blocks 23 are arranged on both sides of the fixing rod 24. A plurality of through holes 25 are arranged on the moving block 23, and the through holes 25 correspond to the limiting holes 21. Initially, the through hole 25 of the moving block 23 connected to the fixing rod 24 is communicated with the positioning hole 20 of the locking block 22, and the frame body 1 is fixed by passing the locking rod through the through hole 25, the positioning hole 20 and the limiting hole 21. When the frame body 1 moves, the locking rod is removed, and the frame body 1 is driven to move by the second jack 18. After the movement is completed, the frame body 1 is fixed by passing the locking rod through the limiting hole 21 and the through hole 25.

[0036] Working principle: At the beginning, the through hole 25 of the moving block 23 connected to the fixing rod 24 of the frame body 1 is connected to the positioning hole 20 of the locking block 22, and the frame body 1 is fixed by passing the locking rod through the through hole 25, the positioning hole 20 and the limit hole 21. When the frame body 1 moves, the locking rod is removed, and the frame body 1 is driven to move by the second jack 18. After the movement is completed, the locking rod is passed through the limit hole 21 and the through hole 25 to fix the frame body 1, and the flange boom 28 and the flange lifting device are driven by the slewing device 27. The bracket body 10 is driven by the first jack 11 to move horizontally, and the bracket body 10 is limited by the first limit block 12 to prevent danger. At the same time, a steel box girder lifting device 9 is provided on the main beam 6 to realize the lifting of the steel box girder box body 3.

[0037] Although the specific implementation methods of the utility model are described above in conjunction with the accompanying drawings, this does not limit the scope of protection of the utility model. On the basis of the technical solution of the utility model, various modifications or deformations that can be made by technical personnel in this field without creative work are still within the scope of protection of the utility model.

Claims

1. A UHPC steel box composite beam comprehensive lifting equipment, comprising a frame body (1), a UHPC beam (2) and a steel box beam body (3), wherein: A steel box girder body (3) is arranged on the UHPC beam (2), a frame body (1) is arranged on the steel box girder body (3), the frame body (1) comprises symmetrically arranged brackets (4), the brackets (4) are connected via a frame crossbeam (5), a main beam (6) is arranged at the upper end of the bracket (4), a hoisting portion is arranged on the main beam (6), and a transverse displacement portion is arranged at the lower end of the bracket (4).

2. The UHPC steel box composite beam comprehensive lifting equipment according to claim 1 is characterized by: The hoisting part comprises a UHPC lifting device (7), a flange lifting device (8) and a steel box girder lifting device (9); a movable bracket is symmetrically arranged on the main girder (6); the UHPC lifting device (7) is arranged on the movable bracket; the steel box girder lifting device (9) is symmetrically arranged on the main girder (6); a flange boom (28) mounting base (26) is arranged in the middle of the main girder (6); a slewing device (27) is arranged on the flange boom (28) mounting base (26); a flange boom (28) is arranged on the slewing device (27); and the flange hoisting device (8) is arranged on the flange boom (28).

3. The comprehensive lifting equipment for UHPC steel box composite beam according to claim 2 is characterized by: The movable bracket comprises a bracket body (10), a first jack (11) and a first limit block (12); the bracket body (10) is symmetrically arranged on the main beam (6); one end of the bracket body (10) close to the center of the main beam (6) is connected to the first jack (11); the first jack (11) is arranged horizontally; the first limit block (12) is symmetrically arranged on the main beam (6); the first limit block (12) is located on a side of the bracket body (10) away from the first jack (11).

4. The comprehensive lifting equipment for UHPC steel box composite beam according to claim 2 is characterized by: The flange suspension arm (28) is provided with a first guide rail (13), a movable flange lifting device (8) is slidably connected to the first guide rail (13), and a counterweight block (14) is provided at a position of the flange suspension arm (28) away from the lifting device.

5. The comprehensive lifting equipment for UHPC steel box composite beam according to claim 1 is characterized by: The transverse movement portion comprises a second guide rail (15), a rear anchor device (16), a limit device (17) and a second jack (18); the second guide rail (15) is located on the steel box girder body (3); the second guide rail (15) is slidably connected to the frame body (1) via the limit device (17); a second jack (18) is horizontally arranged on the second guide rail (15); the second jack (18) is connected to the limit frame; and the limit frame is provided with the rear anchor device (16).

6. The comprehensive lifting equipment for UHPC steel box composite beam according to claim 5 is characterized by: The rear anchor device (16) comprises a mounting seat (19), a positioning hole (20), a limiting hole (21), a locking block (22), a moving block (23), a fixing rod (24) and a through hole (25); the mounting seat (19) is symmetrically arranged on both sides of the second guide rail (15) on the steel box girder box body (3); the locking block (22) is arranged on the mounting seat (19); a plurality of positioning holes (20) is arranged on the locking block (22); a plurality of limiting holes (21) is arranged on the second guide rail (15); the limiting holes (21) and the positioning holes (20) correspond to each other; fixing rods (24) are symmetrically arranged on the lower end of the frame body (1); the fixing rods (24) are located on both sides of the second guide rail (15); moving blocks (23) are arranged on both sides of the fixing rod (24); a plurality of through holes (25) are arranged on the moving block (23); the through holes (25) correspond to the limiting holes (21).

Images