Bridge construction safety device

Abstract

The utility model discloses a safety device for bridge construction. Two groups of steel rope rollers and a group of double-head motors are arranged on the moving mechanism, the double-head motors are located between the two groups of steel rope rollers and respectively drive the two groups of steel rope rollers to rotate, so that the steel rope is wound and unwound, two groups of rollers are mounted on two sides of the bottom end of two end surfaces of the construction hanging basket, and one end of the steel rope is connected with one group of steel rope rollers; one end of the steel rope roller is connected with one end of the bridge plate, the other end of the steel rope roller bypasses the two groups of rollers and then is connected back to the other group of steel rope roller, and each side of the bridge plate is driven by the two groups of steel rope rollers simultaneously and is driven by the same group of double-head motors, so that the construction hanging basket obtains uniform and stable hoisting force; a plurality of adsorption units are installed at the upper end of the construction hanging basket, each adsorption unit comprises a lifting air cylinder and a suction cup device located at the top of the lifting air cylinder, the lower end of each lifting air cylinder is fixed to the upper end edge of the construction hanging basket, and each suction cup device is fixed to the telescopic end of the corresponding lifting air cylinder and driven by the corresponding lifting air cylinder to ascend and descend. When the suction cup device can be sucked to the lower side face of the bridge plate, shaking of the construction hanging basket in construction is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge construction safety field, specifically come to a kind of bridge construction safety device of improving construction stability. BACKGROUND

[0002] In the bridge construction process, especially when carrying out operations such as maintenance, painting, installation of auxiliary facilities, etc. under the bridge deck, the safety of construction personnel is of vital importance. The traditional bridge construction basket device has many shortcomings.

[0003] The existing construction basket often lacks precise and stable hoisting control mechanism. During hoisting, due to the lack of effective balance design, the basket is prone to shaking, tilting and other unstable phenomena, which not only seriously affects the construction quality, but also greatly increases the risk of falling from a high place for construction personnel. Moreover, it is difficult to accurately adjust the position of the basket under different construction conditions, and it is difficult to meet the demand for flexible positioning of the basket during complex bridge structure construction.

[0004] In addition, the protection measures for the steel rope during use are not perfect. The steel rope is prone to damage due to friction with the bridge edge, stretching of itself and other factors during long-term bearing of the weight of the basket and construction personnel and frequent lifting operation, reducing its service life and safety. Once the steel rope breaks down, it will directly endanger the safety of construction personnel.

[0005] At the same time, the mobility of construction equipment at the construction site needs to be improved. The traditional basket device is not convenient to move on the bridge deck, and it is difficult to quickly transfer to different construction positions, resulting in low construction efficiency and being unable to meet the requirements of modern bridge construction for high efficiency and speed.

[0006] In summary, there is an urgent need for a new type of bridge construction safety device that can effectively solve the problems of poor stability of existing construction baskets, insufficient protection of steel ropes and low mobility of equipment, improve the safety and efficiency of bridge construction process, protect the safety of construction personnel and ensure the quality of bridge construction. SUMMARY

[0007] Therefore, in order to solve the above problems, the utility model provides a bridge construction safety device; which can effectively solve the problems of poor stability of existing construction baskets, insufficient protection of steel ropes and low mobility of equipment, improve the safety and efficiency of bridge construction process, protect the safety of construction personnel and ensure the quality of bridge construction.

[0008] The utility model discloses a bridge construction safety device, its characterized in that, including two groups of mobile mechanism on bridge board and construction basket under bridge board, be provided with two groups of steel rope roller and a group of double -end motor on mobile mechanism, and the double -end motor is located two groups of steel rope roller middle, respectively drive two groups of steel rope roller rotation, realize the take -up of steel rope, and the bottom both sides of the both ends of construction basket are installed two groups of gyro wheel, and one end of steel rope is connected with a group of steel rope roller, and the other end is connected to another group of steel rope roller after passing two groups of gyro wheel, and the both sides of bridge board are all by two groups of steel rope roller simultaneously take -up steel rope, and moreover adopt the same group of double -end motor drive, thereby make its construction basket obtain uniform steady hoisting strength, and the upper end of construction basket is installed a plurality of adsorption units, and the composition of adsorption unit includes lifting cylinder and suction disc device at the top of lifting cylinder, and the lower end of lifting cylinder is fixed in the upper end along of construction basket, and suction disc device is fixed in the telescopic end of lifting cylinder, and suction disc device is lifted by lifting cylinder, and when suction disc device can be adsorbed in the downside of bridge board, thereby reach reduce the shake of construction basket in construction.

[0009] According to the bridge construction safety device, the mobile mechanism is a vehicle-mounted mobile device.

[0010] According to the bridge construction safety device, the steel rope bearing mechanism is arranged on the corresponding edge of the bridge board, and can support and protect the steel rope.

[0011] The utility model has the advantages of the following: (1) stable and reliable hoisting and positioning: the double -end motor on the moving mechanism and two groups of steel rope rollers work cooperatively, and the same group of double -end motor drives the steel rope rollers on both sides to synchronously collect and release the steel rope, so that the construction basket can obtain uniform and stable hoisting force under the bridge plate, effectively avoids the shaking and inclination of the basket caused by uneven stress of the steel rope on both sides, greatly improves the stability of the basket in the lifting and operation process, provides a safe and reliable work platform for the construction personnel, guarantees the construction quality and personnel safety. The roller design at the bottom end of the two end faces of the construction basket further ensures the stability of the basket during horizontal movement when hoisting with the steel rope, reduces the shaking caused by uneven friction and the like, enables the basket to be accurately positioned at each construction position under the bridge plate, and meets the requirements of different construction tasks on position accuracy. (2) effectively reduces the shaking: the suction unit at the upper end of the construction basket plays a key role, and the suction cup device is lifted by the lifting cylinder, and when the suction cup device is adsorbed on the lower side of the bridge plate, the shaking of the construction basket during construction can be effectively reduced. In the case of wind environment or vibration caused by the operation of the construction personnel, the suction force between the suction cup device and the bridge plate can inhibit the swing amplitude of the basket, create more stable working conditions for the construction personnel, reduce the construction risks caused by shaking, such as tool falling, reduction of construction accuracy and the like. (3) good protection of the steel rope: the steel rope bearing mechanism arranged at the edge of the bridge plate, the roller mechanism of which can walk along the edge of the bridge plate, cooperates with the two groups of pulleys installed thereon, and plays a good supporting and protecting role on the steel rope. The steel rope slides on the pulley, reduces the direct friction with the bridge edge, reduces the risk of steel rope wear and breakage, prolongs the service life of the steel rope, ensures the long-term stable operation of the whole hoisting system, reduces the safety accidents caused by the failure of the steel rope, and reduces the equipment maintenance cost. (4) high mobility: the moving mechanism adopts a vehicle-mounted mobile device, which has excellent mobility. The construction basket can be quickly transferred to different construction areas without complex disassembly and reinstallation process, greatly improving the construction efficiency, especially suitable for large bridge or long-span bridge construction scene, which can effectively shorten the construction period, save manpower and material resources, and improve the overall economic benefit of the bridge construction project. In summary, the bridge construction safety device of the utility model improves the safety, stability and construction efficiency in the bridge construction process from many aspects, has important engineering application value and broad market prospect, and has a positive significance for promoting the progress of bridge construction technology. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figures 1-2 is the schematic diagram of the device;

[0013] Figure 3 is the schematic diagram of the moving mechanism in the application;

[0014] Figure 4It is the end face schematic diagram of the construction basket in the application. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings. Figures 1-3 It should be apparent that the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0016] The present application provides a bridge construction safety device, as shown in the drawings, which can be implemented in the following manner. Figures 1-4 As shown, the present application comprises two groups of moving mechanisms 2 located on the bridge plate 1, and a construction basket 3 located below the bridge plate 1. The moving mechanism 2 is provided with two groups of steel rope rollers 4 and a group of double-head motors 5. The double-head motor 5 is located between the two groups of steel rope rollers 4 and drives the two groups of steel rope rollers 4 to rotate, thereby realizing the winding and unwinding of the steel rope 6. The construction basket 3 is provided with two groups of rollers 7 at the bottom of the two end faces. One end of the steel rope 6 is connected to one group of steel rope rollers 4, and the other end is connected to the other group of steel rope rollers 4 after passing through the two groups of rollers 7. Each side of the bridge plate 1 is provided with two groups of steel rope rollers 4, and the same group of double-head motors 5 is used to drive the winding and unwinding of the steel rope 6, thereby achieving uniform and stable hoisting force of the construction basket 3. The upper end of the construction basket 3 is provided with a plurality of adsorption units 8. The adsorption unit comprises a lifting cylinder 9 and a suction cup device 10 located at the top of the lifting cylinder 9. The lower end of the lifting cylinder 9 is fixed to the upper end of the construction basket 3, and the suction cup device 10 is fixed to the telescopic end of the lifting cylinder 9. The suction cup device 10 is driven by the lifting cylinder 9 to lift and adsorb on the lower side of the bridge plate 1, thereby reducing the shaking of the construction basket 3 during construction.

[0017] In the present application, the moving mechanism 2 is a vehicle-mounted moving device.

[0018] In the present application, a steel rope bearing mechanism is also provided on the corresponding edge 11 of the bridge plate 1. The steel rope bearing mechanism can support and protect the steel rope. The steel rope bearing mechanism comprises a roller mechanism 12 capable of walking along the corresponding edge 11, and two groups of pulleys 13 installed on the roller mechanism 12.

[0019] The above description of disclosed embodiments enables one of ordinary skill in the art to make or use the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A bridge construction safety device, characterized by; The mobile mechanism includes two groups of mobile mechanisms arranged on the bridge plate, and a construction basket arranged below the bridge plate, two groups of steel rope rollers and a double-head motor are arranged on the mobile mechanism, the double-head motor is arranged between the two groups of steel rope rollers, and the double-head motor drives the two groups of steel rope rollers to rotate respectively, so that the steel rope is retracted and released, two groups of rollers are installed at the bottom of the two end surfaces of the construction basket, one end of the steel rope is connected with one group of steel rope rollers, and the other end of the steel rope is connected with the other group of steel rope rollers after passing through the two groups of rollers, the steel rope on each side of the bridge plate is retracted and released by the two groups of steel rope rollers simultaneously, and the same group of double-head motors is driven, so that the construction basket obtains uniform and stable hoisting strength; a plurality of adsorption units are installed at the upper end of the construction basket, the composition of the adsorption unit includes a lifting cylinder and a suction disc device arranged at the top of the lifting cylinder, the lower end of the lifting cylinder is fixed to the upper end rail of the construction basket, and the suction disc device is fixed to the telescopic end of the lifting cylinder, the suction disc device is driven to rise and fall by the lifting cylinder, and when the suction disc device can be adsorbed on the lower side of the bridge plate, the shaking of the construction basket in construction is reduced.

2. The bridge construction safety device of claim 1, wherein The mobile mechanism is a vehicle-mounted mobile device.

3. The bridge construction safety device of claim 1, wherein: The steel rope bearing mechanism is arranged on the corresponding edge of the bridge plate, and can support and protect the steel rope, the steel rope bearing mechanism has a roller mechanism capable of walking along the corresponding edge, and two groups of pulleys are installed on the roller mechanism.

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