Movable hanging basket for steel bridge construction

Abstract

The utility model relates to the technical field of construction hanging baskets, in particular to a movable hanging basket for steel bridge construction, which comprises two main support frames arranged side by side. Moving mechanisms are arranged at the bottoms of the main supporting frames; a front suspension platform is arranged at the top of the front end of the main supporting frame, and the front suspension platform is partially suspended on the front side of the main supporting frame; a front hanging basket is arranged on the front side of the main supporting frame and located below the front suspension platform. A first lifting mechanism for driving the front hanging basket to lift is arranged on the front suspension platform; side suspension platforms are arranged on the two sides of the main supporting frame, and one side of each side suspension platform is fixedly connected with the main supporting frame; side hanging baskets are arranged on the two sides of the main supporting frame and located below the side hanging platforms. And a second lifting mechanism for driving the side hanging basket to lift is arranged on the side hanging platform. The front hanging basket and the side hanging baskets can conduct construction on the front end and the two sides of a construction bridge, and the height can be adjusted according to the construction position.

Description

Technical Field

[0001] The utility model relates to the technical field of construction hanging baskets, and more specifically, particularly relates to a mobile hanging basket for steel bridge construction. Background Art

[0002] The hanging basket is one of the main equipment used in the bridge construction process. A comprehensive comparison is made of the characteristics, weight, steel type, construction technology, etc. of various forms of hanging baskets. The design principles of the hanging basket are: light weight, simple structure, firm and stable, easy to move forward and assemble and disassemble, strong reusability, small deformation after being stressed, etc. There is also sufficient space under the hanging basket, which can provide a larger construction working surface, which is conducive to the construction operation of the steel formwork; it can also ensure the construction safety of the construction personnel and improve the construction efficiency.

[0003] Steel bridge construction includes steel frame erection, steel frame anchoring, lateral closed maintenance operations, etc. The patent with announcement number CN107558380B discloses a hanging basket for bridge construction, whose structure includes mounting bracket, fixed suspension rod, construction basket, main transmission rod, auxiliary transmission rod, guardrail, protection net, driver, fastening bolt, fastening foot, protection bottom plate, lower guide wheel, lower roller, upper roller, upper guide wheel, driving gear, driving roller, positioning plate, and driving hand wheel. The driver drives and controls the driving roller by rotating the driving hand wheel, so that the driving gear and the transmission tooth surface are meshed with each other, realizing the mobile function of the construction basket. The whole operation is convenient and fast, which more effectively improves the construction area and speeds up work efficiency.

[0004] However, the prior art cannot be moved simply and quickly, and is not suitable for the construction requirements of steel bridges at multiple locations and different heights. Utility Model Content

[0005] The utility model aims to overcome the poor mobility of the existing hanging basket and the unsuitability for the construction requirements of steel structure bridges in multiple directions and at different heights, and to provide a mobile hanging basket for steel bridge construction that can solve the above problems.

[0006] A mobile hanging basket for steel bridge construction, comprising a main support frame, two of which are arranged side by side; a moving mechanism is arranged at the bottom of each of the main support frames; a front suspension platform is arranged at the top of the front end of the main support frame, and the front suspension platform is partially suspended in the front side of the main support frame; a front hanging basket is arranged on the front side of the main support frame and below the front suspension platform; a first lifting mechanism for driving the front hanging basket to be raised and lowered is arranged on the front suspension platform; side suspension platforms are arranged on both sides of the main support frame, and one side of the side suspension platform is fixedly connected to the main support frame; side hanging baskets are arranged on both sides of the main support frame and below the side suspension platform; a second lifting mechanism for driving the side hanging basket to be raised and lowered is arranged on the side suspension platform.

[0007] Furthermore, the main support frame is rhombus-shaped and the upper front end protrudes out of the bridge deck, and the front suspension platform is erected on the top of the front end of the main support frame.

[0008] Furthermore, the moving mechanism includes a walking wheel arranged at the bottom of the main support frame, a driving assembly for driving the walking wheel, a walking track arranged on the bridge deck, and a limit member detachably arranged on the walking track, and the limit member is used to limit the movement of the walking wheel.

[0009] Furthermore, the limiting member is a rubber block provided on the front side and / or the rear side of the traveling wheel, and the rubber block is engaged with the traveling track.

[0010] Furthermore, the first lifting mechanism and the second lifting mechanism are both winches, and the slings of the winches are connected to the front hanging basket or the side hanging basket.

[0011] Furthermore, the bottoms of the front suspension platform and the side suspension platform are provided with through holes for the slings to pass through.

[0012] Furthermore, a manhole is provided at the bottom of the front suspension platform and / or the side suspension platform and a detachable sealing plate is provided accordingly.

[0013] Furthermore, it also includes a rear weight-bearing platform arranged at the bottom of the rear end of the main support frame, and a weight-bearing piece is arranged on the rear weight-bearing platform.

[0014] Furthermore, the driving assembly includes a driving motor fixed to the inner side of the main support frame, a driving wheel fixed to the output shaft of the driving motor, a driven wheel fixed to the axle of the walking wheel, and a belt drivingly connected to the driving wheel and the driven wheel.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The mobile hanging basket for steel bridge construction in the utility model is capable of carrying out construction on the front end and both sides of the construction bridge by arranging a front hanging basket and a side hanging basket on the front side and both sides of the main supporting frame, and the front hanging basket and the side hanging basket are respectively driven to rise and fall by a first lifting mechanism and a second lifting mechanism, so that the height of the front hanging basket and the side hanging basket can be adjusted according to the construction position, which is more suitable for the construction needs of steel structure bridges in multiple directions and at different heights, and a moving mechanism is arranged at the bottom of the main supporting frame, so that the main supporting frame can be driven to move above the bridge deck. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the use status of the mobile hanging basket for steel bridge construction in the embodiment of the utility model.

[0019] Figure 2 It is a schematic diagram of the use status of the mobile hanging basket for steel bridge construction in the embodiment of the utility model from another perspective.

[0020] Figure 3 It is a schematic diagram of the overall structure of a mobile hanging basket for steel bridge construction in an embodiment of the utility model.

[0021] Figure 4 yes Figure 1 Enlarged view of point A in the middle.

[0022] In the figure: 1. main support frame; 2. front suspension platform; 3. front hanging basket; 4. first lifting mechanism; 5. side suspension platform; 6. side hanging basket; 7. second lifting mechanism; 8. walking wheel; 9. walking track; 10. limiter; 11. sealing plate; 12. rear weight platform; 13. driving motor; 14. driving wheel; 15. driven wheel; 16. belt; 17. first reinforcement rod; 18. second reinforcement rod; 19. connecting rod. DETAILED DESCRIPTION

[0023] 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.

[0024] like Figure 1 , Figure 2 As shown, the mobile hanging basket for steel bridge construction in this embodiment includes a main support frame 1, and two main support frames 1 are arranged side by side. A moving mechanism is arranged at the bottom of each main support frame 1, and a front suspension platform 2 is arranged at the top of the front end of the main support frame 1. The front suspension platform 2 is partially suspended in the front side of the main support frame 1. A front hanging basket 3 is arranged on the front side of the main support frame 1 and below the front suspension platform 2. The front hanging basket 3 is located on the front side of the bridge body. A first lifting mechanism 4 is arranged on the front suspension platform 2 to drive the front hanging basket 3 to rise and fall. Side suspension platforms 5 are arranged on both sides of the two main support frames 1 away from each other, and one side of the side suspension platform 5 is fixedly connected to the main support frame 1; side hanging baskets 6 are arranged on both sides of the main support frame 1 and below the side suspension platform 5, and the side hanging baskets 6 are located on both sides of the bridge body. A second lifting mechanism 7 is arranged on the side suspension platform 5 to drive the side hanging basket 6 to rise and fall.

[0025] In this embodiment, the main support frame 1 is in a diamond shape and the upper front end protrudes from the bridge deck. The front suspension platform 2 is set on the top of the front end of the main support frame 1, and the bottom of the front suspension platform 2 is fixedly connected to the main support frame 1. The side suspension platform 5 is set on the outside of the main support frame 1 and is fixedly connected to the main support frame 1. In order to ensure the stability of the side suspension platform 5, Figure 3 As shown, a first reinforcing rod 17 is provided at the bottom of the side suspension platform 5, and the first reinforcing rod 17 is horizontally arranged and one end is fixedly connected to the main support frame 1. Preferably, the front suspension platform 2 and the side suspension platform 5 both include a bottom plate and a fence arranged on the edge of the upper surface of the bottom plate.

[0026] In this embodiment, the first lifting mechanism 4 and the second lifting mechanism 7 are both winches, the orthographic projection area of ​​the front hanging basket 3 is smaller than the orthographic projection area of ​​the front suspension platform 2, the orthographic projection area of ​​the side hanging basket 6 is smaller than the orthographic projection area of ​​the side suspension platform 5, and the upper edges of the front hanging basket 3 and the side hanging basket 6 are fixed with hanging ears, and at least two hanging ears are symmetrically fixed. The winch is installed on the front suspension platform 2 and the side suspension platform 5, and the sling of the winch is connected to the front hanging basket 3 or the side hanging basket 6 through the hanging ears, and the bottom plates of the front suspension platform 2 and the side suspension platform 5 are opened with through holes for the sling to pass through.

[0027] In this embodiment, a manhole is provided at the bottom of the side suspension platform 5 for workers to pass through, and a detachable sealing plate 11 is provided at the position of the manhole. The sealing plate 11 is detachably connected to the bottom plate of the side suspension platform 5. Specifically, the sealing plate 11 can be hinged to the bottom plate on one side and connected to the bottom plate on the other side by a lock, or other methods can be used. By providing the manhole and the detachable sealing plate 11, it is convenient for workers to go down from the side suspension platform 5 to the side hanging basket 6, and it is also convenient for workers to climb from the side hanging basket 6 to the side suspension platform 5.

[0028] The mobile hanging basket for steel bridge construction in this embodiment also includes a rear weight platform 12, which is arranged at the bottom of the rear end of the main support frame 1, and the front end of the rear weight platform 12 is fixedly connected to the two main support frames 1. To ensure the stability of the rear weight platform 12, Figure 3 As shown, a connecting rod 19 is fixedly arranged between the bottom of the rear ends of the two main support rods, and a second reinforcing rod 18 is arranged at the bottom of the rear weight platform 12. A plurality of second reinforcing rods 18 are arranged horizontally at equal intervals, and one end of the second reinforcing rod 18 is fixedly connected to the connecting rod 19, and the upper surface of the second reinforcing rod 18 is fixedly connected to or abuts against the rear weight platform 12. A weight piece (not shown in the figure) is arranged on the rear weight platform 12 to ensure the balance of the overall structure of the mobile hanging basket for steel bridge construction.

[0029] In this embodiment, if Figure 4As shown, the moving mechanism includes a walking wheel 8 arranged at the bottom of the main support frame 1, a driving assembly for driving the walking wheel 8, a walking track 9 arranged on the bridge deck, and a limiter 10 detachably arranged on the walking track 9, and the limiter 10 is used to limit the movement of the walking wheel 8. Specifically, a plurality of walking wheels 8 are arranged at equal intervals at the bottom of the main support frame 1, and a pair of symmetrical walking wheels 8 of the two main support frames 1 are provided with a driving assembly, thereby driving the walking wheel 8 to rotate and driving the main support frame 1 to walk on the bridge deck.

[0030] The driving assembly includes a driving motor 13, a driving wheel 14, a driven wheel 15 and a belt 16, wherein the driving motor 13 is fixed to the inner side of the main support frame 1, the driving wheel 14 is fixed to the output shaft of the driving motor 13, the driven wheel 15 is fixed to the wheel axle of the walking wheel 8, and the belt 16 is sleeved on the outer side of the driving wheel 14 and the driven wheel 15 so as to be connected to the driving wheel 14 and the driven wheel 15 for transmission.

[0031] The running track 9 is installed on the bridge deck in sections, and the interface of the running track 9 is a U-shaped structure, and the running wheel 8 moves in the running track 9. The limiter 10 is a rubber block provided on the front side and / or the rear side of the running wheel 8, and the rubber block is engaged with the running track 9, thereby limiting the movement of the running wheel 8. Specifically, in this embodiment, the limiter 10 is provided on the front side of the frontmost running wheel 8 and the rear side of the rearmost running wheel 8, and the limiter 10 is in contact with the running wheel 8.

[0032] The working principle of the mobile hanging basket for steel bridge construction in this embodiment is:

[0033] By arranging the front hanging basket 3 and the side hanging basket 6 on the front side and both sides of the main support frame 1, the front end and both sides of the construction bridge can be constructed, and the front hanging basket 3 and the side hanging basket 6 are driven to rise and fall by the first lifting mechanism 4 and the second lifting mechanism 7 respectively, so that the height of the front hanging basket 3 and the side hanging basket 6 can be adjusted according to the construction position, which is more suitable for the construction needs of steel structure bridges in multiple directions and at different heights. By arranging a moving mechanism at the bottom of the main support frame 1, the driving motor 13 drives the running wheel 8 to rotate through the driving wheel 14, the belt 16 and the driven wheel 15, thereby driving the main support frame 1 to move on the bridge deck, and by arranging the running track 9, the running wheel 8 moves in the running track 9, effectively avoiding displacement during the movement; and the setting of the limiter 10 can effectively limit the movement of the running wheel 8, thereby temporarily fixing the mobile hanging basket for steel bridge construction in one position, avoiding the movement and danger during construction. The limiter 10 is a rubber block stuck on the running track 9, which has the characteristics of simple structure, low cost and easy installation and disassembly.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A mobile hanging basket for steel bridge construction, characterized in that: include: Two main support frames (1) arranged side by side; A moving mechanism arranged at the bottom of the main support frame (1); A front suspension platform (2) disposed at the front end of the main support frame (1) and partially suspended in the air on the front side of the main support frame (1); A front hanging basket (3) arranged on the front side of the main support frame (1) and located below the front suspension platform (2); A first lifting mechanism (4) disposed on the front suspension platform (2) and driving the front hanging basket (3) to rise and fall; A side suspension platform (5) disposed on two sides of the two main support frames (1) that are away from each other; A side hanging basket (6) is arranged below the side hanging platform (5) and located outside the bridge deck; and A second lifting mechanism (7) is arranged on the side suspension platform (5) and drives the side hanging basket (6) to rise and fall.

2. The mobile hanging basket for steel bridge construction according to claim 1 is characterized in that: The main support frame (1) is rhombus-shaped and the upper front end protrudes out of the bridge deck, and the front suspension platform (2) is erected on the top of the front end of the main support frame (1).

3. The mobile hanging basket for steel bridge construction according to claim 2 is characterized in that: The moving mechanism comprises a walking wheel (8) arranged at the bottom of the main support frame (1), a driving assembly for driving the walking wheel (8), a walking track (9) arranged on the bridge deck, and a limiting member (10) detachably arranged on the walking track (9), wherein the limiting member (10) is used to limit the movement of the walking wheel (8).

4. The mobile hanging basket for steel bridge construction according to claim 3 is characterized in that: The limiting member (10) is a rubber clamping block arranged on the front side and / or the rear side of the running wheel (8), and the rubber clamping block is clamped with the running track (9).

5. The mobile hanging basket for steel bridge construction according to claim 4 is characterized in that: The first lifting mechanism (4) and the second lifting mechanism (7) are both winches, and the slings of the winches are connected to the front hanging basket (3) or the side hanging basket (6).

6. The mobile hanging basket for steel bridge construction according to claim 5 is characterized in that: The bottoms of the front suspension platform (2) and the side suspension platform (5) are both provided with through holes for the slings to pass through.

7. The mobile hanging basket for steel bridge construction according to claim 6 is characterized in that: A manhole is provided at the bottom of the front suspension platform (2) and / or the side suspension platform (5), and a detachable sealing plate (11) is provided accordingly.

8. The mobile hanging basket for steel bridge construction according to claim 1 is characterized in that: It also comprises a rear weight-bearing platform (12) arranged at the bottom of the rear end of the main support frame (1), and a weight-bearing member is arranged on the rear weight-bearing platform (12).

9. The mobile hanging basket for steel bridge construction according to claim 3 is characterized in that: The driving assembly comprises a driving motor (13) fixed to the inner side of the main support frame (1), a driving wheel (14) fixed to the output shaft of the driving motor (13), a driven wheel (15) fixed to the wheel axle of the walking wheel (8), and a belt (16) drivingly connected to the driving wheel (14) and the driven wheel (15).

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