Quick mounting device for bridge wet joint

Abstract

The utility model belongs to the technical field of bridge construction, and relates to a bridge wet joint quick installation device which comprises a first conversion connector connected with a wet joint formwork and a second conversion connector connected with the first conversion connector through a first traction rope. And the first conversion joint and the second conversion joint are connected through a fifth traction rope and are matched with each other to hoist the wet joint template to a preset position. The hoisting device has the beneficial effects that the first adapter and the second adapter which can be mutually switched for use as well as a plurality of traction ropes are arranged, the device and the wet joint template are connected into a whole, and the wet joint template can be hoisted to a preset position by simply switching the adapters, so that time and labor are saved, and on the premise of ensuring the quality of the template, the construction efficiency is improved. And the construction efficiency is improved, and the method is particularly suitable for high pier stud bridges which cross rivers and seas, are complex in geographic position and are difficult to construct.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge construction, and particularly relates to a rapid installation device for bridge wet joints. Background Art

[0002] At present, with the overall improvement and rapid development of social economy, a large number of high pier bridges across rivers, seas, with complex geographical locations and difficult construction have emerged. Compared with the traditional wet joint construction technology for bridge engineering, the project volume is large and the construction is cumbersome. The formwork needs to be installed and fixed from the bridge platform below. The formwork for wet joints is lifted by manual use of a towing rope to complete the installation of the wet joint formwork, and the construction period is long. Therefore, on the premise of ensuring the quality of the box girder wet joint, how to solve the construction efficiency of the high pier bridge wet joint will be a key issue, and a rapid installation device and usage method for bridge wet joints are needed to solve the above technical problems. Content of the Utility Model

[0003] To solve the above existing technical problems, the utility model provides a rapid installation device for bridge wet joints, which can quickly hoist the wet joint formwork to a suitable position through the cooperation of two conversion joints, multiple towing ropes and tie rods, and then carry out fixed installation, improving the construction efficiency.

[0004] The technical solution adopted in the embodiment of the utility model is: a rapid installation device for bridge wet joints, which can be connected to the wet joint formwork, including a first conversion joint connected to the wet joint formwork, and a second conversion joint connected to the first conversion joint through a first towing rope. The first conversion joint and the second conversion joint are connected through a fifth towing rope, and the wet joint formwork can be hoisted to a predetermined position through the mutual conversion between the two.

[0005] Further, the first conversion joint includes a first fixing member, a first joint and a second joint connected through the first fixing member. The first joint is connected to the first towing rope through a first positioning plate and connected to the fifth towing rope through a third positioning plate. The second joint is connected to the wet joint formwork through a second positioning plate.

[0006] Further, the first joint is threadedly connected to the first fixing member and is provided with a first cavity for accommodating the first positioning plate. The end of the first joint away from the first fixing member is provided with a first through hole. After the first towing rope passes through the first through hole, it is inserted into the first cavity and connected to the first positioning plate.

[0007] Further, a first connection ring is provided at the end of the first towing rope away from the first joint, and the first connection ring is connected to the second conversion joint through a third towing rope.

[0008] Further, the second adapter includes a second fixing member, and a third joint and a fourth joint connected by the second fixing member. The third joint is connected to the third towing rope through a fourth positioning plate and to the fifth towing rope through a fifth positioning plate. The fourth joint is connected to the fourth towing rope through a sixth positioning plate.

[0009] Further, the end of the fifth towing rope away from the fifth positioning plate is connected to the sixth towing rope through a second connecting ring.

[0010] Further, the end of the sixth towing rope away from the second connecting ring is connected to the first joint through the third positioning plate.

[0011] Further, the second connecting ring is movably connected to a pull rod. The pull rod is provided with a first hook, and the second connecting ring can be dragged to displace through the first hook so as to be connected to a second hook on the fifth towing rope.

[0012] Further, the end of the fourth towing rope away from the sixth positioning plate is connected to a winch.

[0013] Method for using the rapid installation device for wet joints of bridges as described above:

[0014] Splice the first adapter, and connect the first joint and the first towing rope through a first positioning plate and connect the first joint and the fifth towing rope through a third positioning plate. Connect the second joint and the wet joint formwork through a second positioning plate;

[0015] Splice the second adapter, and connect the third joint and the third towing rope through the fourth positioning plate and connect the third joint and the fifth towing rope through the fifth positioning plate. Connect the fourth joint and the fourth towing rope through the sixth positioning plate;

[0016] Connect the fifth towing rope and the sixth towing rope to hoist the wet joint formwork to a predetermined position.

[0017] The advantages and positive effects of the present utility model are as follows: The first adapter and the second adapter that can be used interchangeably are provided, as well as multiple towing ropes. The device is connected to the wet joint formwork as a whole. The wet joint formwork can be hoisted to a predetermined position only by simply switching the adapter, which saves time and effort. On the premise of ensuring the quality of the formwork, the construction efficiency is improved, especially applicable to high pier bridges across rivers, seas, with complex geographical locations and difficult construction. Description of the Drawings

[0018] Figure 1 It is an elevation view of the sinking of the wet joint formwork of the embodiment provided by the present utility model;

[0019] Figure 2 is a schematic structural view during the use of the embodiment provided by the present utility model;

[0020] Figure 3 is a schematic view of the first adapter provided by the present utility model;

[0021] Figure 4 is a schematic view of the second adapter provided by the present utility model;

[0022] Figure 5 is a schematic view of the wet joint formwork installed well provided by the present utility model.

[0023] In the figure:

[0024] 1. First adapter; 10. Wet joint steel bars; 11. First fixing member; 12. First joint; 13. Second joint; 14. First positioning plate; 15. Second positioning plate; 16. Third positioning plate; 2. First towing rope; 21. First connecting ring; 3. Second adapter; 31. Second fixing member; 32. Third joint; 33. Fourth joint; 34. Fourth positioning plate; 35. Fifth positioning plate; 36. Sixth positioning plate; 4. Tie rod; 41. First hook; 5. Wet joint formwork; 6. Third towing rope; 7. Fourth towing rope; 8. Fifth towing rope; 81. Second hook; 9. Sixth towing rope; 91. Second connecting ring; 17. Winch; 18. Box girder. Detailed implementation manners

[0025] The embodiment of the present utility model provides a rapid installation device for bridge wet joints, which will be described below with reference to the accompanying drawings.

[0026] Referring to Figure 1 as shown, a rapid installation device for bridge wet joints, which can be connected to the wet joint formwork 5, includes a first adapter 1 connected to the wet joint formwork 5, a second adapter 3 connected to the first adapter 1 through a first towing rope 2, and the first adapter 1 and the second adapter 3 are connected through a fifth towing rope 8. The wet joint formwork 5 can be hoisted to a predetermined position through the mutual conversion between the two.

[0027] Preferably, the first towing rope 2 is slidably connected to the box girder 18. The wet joint formwork 5 is hoisted by the first towing rope 2 and can drive its longitudinal displacement. At the same time, through the mutually cooperating first adapter 1, second adapter 3 and fifth towing rope 8, the wet joint formwork 5 is hoisted to a predetermined position and fixedly installed, which is time-saving and labor-saving.

[0028] Preferably, as Figure 3As shown, the first conversion joint 1 includes a first fixing member 11 and a first joint 12 and a second joint 13 connected by the first fixing member 11. The first joint 12 is connected to the first traction rope 2 through a first positioning plate 14 and is connected to the fifth traction rope 8 through a third positioning plate 16. The second joint 13 is connected to the wet joint template 5 through a second positioning plate 15. In this embodiment, Figure 3 As shown, the first conversion joint 1 is wrapped with a shell on the outside, and the first joint 12 and the second joint 13 inside are provided with threads matching the first fixing member 11. The first joint 12 is above the second joint 13, and the two are connected by the first fixing member 11. The first fixing member 11 can be rotated to separate it from the first joint 12, so as to facilitate the adjustment of the connection length between the third positioning plate 16 and the fifth traction rope 8 in the first cavity and the connection length between the first positioning plate 14 and the first traction rope 2, thereby changing the length of the exposed first traction rope 2 and the fifth traction rope 8, which can be flexibly adjusted according to actual applications and can adapt to more application scenarios. The second conversion joint 3 is also the same, which will not be further elaborated here.

[0029] Preferably, the first joint 12 is threadedly connected to the first fixing member 11 and is provided with a first cavity for accommodating the first positioning plate 14. A first through hole is provided at the end of the first joint 12 away from the first fixing member 11. The first traction rope 2 passes through the first through hole and is inserted into the first cavity and connected to the first positioning plate 14.

[0030] Preferably, the area of ​​the first positioning plate 14 at least covers the first through hole to ensure that the first positioning plate 14 does not separate from the first cavity, ensure stable connection during construction, and thus improve construction quality. The same is true for the connection between other positioning plates and through holes.

[0031] Preferably, a first connecting ring 21 is provided at the end of the first traction rope 2 away from the first joint 12 , and the first connecting ring 21 is connected to the second conversion joint 3 through the third traction rope 6 .

[0032] Preferably, Figure 4 As shown, the second conversion joint 3 includes a second fixing member 31 and a third joint 32 and a fourth joint 33 connected by the second fixing member 31, the third joint 32 is connected to the third traction rope 6 through the fourth positioning plate 34 and is connected to the fifth traction rope 8 through the fifth positioning plate 35, and the fourth joint 33 is connected to the fourth traction rope 7 through the sixth positioning plate 36.

[0033] Preferably, the end of the fifth traction rope 8 away from the fifth positioning plate 35 is connected to the sixth traction rope 9 through a second connecting ring 91 .

[0034] Preferably, the end of the sixth traction rope away from the second connecting ring 91 is connected to the first joint 12 through the third positioning plate 10.

[0035] Preferably, the second connecting ring 91 is movably connected to the pull rod 4. The pull rod 4 is provided with a first hook 41. The second connecting ring 91 can be dragged to displace through the first hook 41 so as to be connected to the second hook 81 on the fifth towing rope 8. In this embodiment, as Figure 2 shown, the towing rope is connected to the middle part of the wet joint formwork 5. Use the pull rod 4 to hook the first hook 41 on the second connecting ring 91, pull the second connecting ring 91 to the plane of the wet joint steel bar 10, then connect the second connecting ring 91 to the second hook 81 on the fifth towing rope 8, and then the first towing rope 2 and the third towing rope 6 can be released. At this time, the fifth towing rope 8 passes through the wet joint steel bar 10 and continuously drives the wet joint formwork 5 to move towards the predetermined position, transferring from the first adapter 1 to the second adapter 3, easily realizing the conversion of the hoisting force of the wet joint formwork 5, quickly hoisting it near the wet joint steel bar 10. The towing rope for hoisting the wet joint formwork 5 passes through the center of the wet joint steel bar 10, and the wet joint formwork 5 can be quickly positioned, which is convenient for fixed installation, greatly improving the construction efficiency, and is not affected by the hoisting environment, simple and fast, and can be reused.

[0036] Preferably, the end of the fourth towing rope 7 far from the sixth positioning plate 36 is connected to the winch 17. Drive the winch 17 to work, and drive the third towing rope 6 and the first towing rope 2 through the fourth towing rope 7 to easily lift the wet joint formwork 5. The first towing rope 2 can be connected to one end of the wet joint formwork 5 or its middle position, which is not specifically limited here and can be flexibly adjusted according to its actual installation position.

[0037] Method for using the rapid installation device for bridge wet joints as described above:

[0038] Splice the first adapter 1, connect the first joint 12 and the first towing rope 2 through the first positioning plate 14 and connect the first joint 12 and the fifth towing rope 8 through the third positioning plate 16, and connect the second joint 13 and the wet joint formwork 5 through the second positioning plate 15;

[0039] Splice the second adapter 3, connect the third joint 32 and the third towing rope 6 through the fourth positioning plate 34 and connect the third joint 32 and the fifth towing rope 8 through the fifth positioning plate 35, and connect the fourth joint 33 and the fourth towing rope 7 through the sixth positioning plate 36;

[0040] Connect the fifth towing rope 8 and the sixth towing rope 9 to hoist the wet joint formwork 5 to the predetermined position.

[0041] It should be noted that the towing rope and the positioning plate are detachably connected, and the user can adjust its length according to the actual hoisting distance, which is extremely practical.

[0042] The specific use process is as follows:

[0043] 1. AsFigure 1 As shown, the winch 17 drives the wet joint formwork 5 to sink from the outside of the box girder 18 to the bottom of the box girder 18 in sequence through the four traction ropes 7, the third traction rope 6 and the first traction rope 2;

[0044] 2. Lift the second connecting ring 91 of the sixth traction rope 9 above the top surface of the wet joint steel bar 10 through the first hook 41 on the pull rod 4;

[0045] 3. As Figure 2 shown, connect the fifth traction rope 8 and the sixth traction rope 9;

[0046] 4. Separate the first traction rope 2 and the third traction rope 6;

[0047] 5. Drive the fifth traction rope 8 and the sixth traction rope 9 through the winch 17 to lift the wet joint formwork 5 to realize the installation of the formwork.

[0048] 6. Fix the wet joint formwork 5 to the top surface of the box girder 18 by traditional methods, as Figure 5 shown;

[0049] 7. Separate the fifth traction rope 8 and the sixth traction rope 9, and fix the sixth traction rope 9 to prevent it from falling, and proceed to the next process.

[0050] The advantages and positive effects of the present utility model are: the first adapter and the second adapter that can be used interchangeably are provided, as well as multiple traction ropes, connecting the device and the wet joint formwork into a whole. Only by simply switching the adapter can the wet joint formwork be hoisted to the predetermined position, saving time and effort. On the premise of ensuring the quality of the formwork, the construction efficiency is improved, especially applicable to high pier bridges across rivers, seas, with complex geographical locations and difficult construction.

[0051] The above has described the embodiments of the present utility model in detail, but the content described is only the preferred embodiments of the present utility model and cannot be considered as limiting the scope of implementation of the present utility model. All equivalent changes and improvements made according to the scope of the application of the present utility model should still fall within the scope covered by the patent of the present utility model.

Claims

1. A bridge wet joint quick installation device, which can be connected to a wet joint formwork, characterized by: The invention comprises a first conversion joint connected to the wet joint template and a second conversion joint connected to the first conversion joint through a first traction rope. The first conversion joint and the second conversion joint are connected through a fifth traction rope. The wet joint template can be hoisted to a predetermined position through mutual conversion between the two. The first conversion joint comprises a first fixing member and a first joint and a second joint connected through the first fixing member. The first joint is connected to the first traction rope through a first positioning plate and is connected to the fifth traction rope through a third positioning plate. The second joint is connected to the wet joint template through a second positioning plate. The first joint is threadedly connected to the first fixing member and is provided with a first cavity for accommodating the first positioning plate. The end of the first joint away from the first fixing member is provided with a first through hole. The first traction rope passes through the first through hole and is inserted into the first cavity and connected to the first positioning plate. The end of the first traction rope away from the first joint is provided with a first connecting ring. The first connecting ring is connected to the second conversion joint through a third traction rope. The second conversion joint comprises a second fixing member and a third joint and a fourth joint connected through the second fixing member. The third joint is connected to the third traction rope through a fourth positioning plate and is connected to the fifth traction rope through a fifth positioning plate. The fourth joint is connected to the fourth traction rope through a sixth positioning plate.

2. The bridge wet joint rapid installation device according to claim 1 is characterized by: The end of the fifth traction rope away from the fifth positioning plate is connected to the sixth traction rope through a second connecting ring.

3. The bridge wet joint rapid installation device according to claim 2 is characterized by: The end of the sixth traction rope away from the second connecting ring is connected to the first joint through the third positioning plate.

4. The bridge wet joint rapid installation device according to claim 3 is characterized by: The second connecting ring is movably connected to the pull rod, and the pull rod is provided with a first hook. The second connecting ring can be dragged and displaced by the first hook to be connected to the second hook on the fifth traction rope.

5. The bridge wet joint rapid installation device according to any one of claims 2 to 4, characterized in that: The end of the fourth traction rope away from the sixth positioning plate is connected to a winch.

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