CN223633788U - Bridge construction safety device - Google Patents

Abstract

The utility model discloses a bridge construction safety device, wherein two groups of steel rope rollers and one group of double-headed motors are arranged on a moving mechanism, the double-headed motors are positioned between the two groups of steel rope rollers and respectively drive the two groups of steel rope rollers to rotate so as to realize the retraction and the extension of steel ropes, two groups of rollers are arranged at two sides of the bottom end of the two end surfaces of a construction hanging basket, one end of each steel rope is connected with one group of steel rope rollers, the other end of each steel rope bypasses the two groups of rollers and then is connected onto the other group of steel rope rollers in a back-connection mode, each side of a bridge plate is simultaneously retracted and extended by the two groups of steel rope rollers, the same group of double-headed motors are adopted to drive the construction hanging basket to obtain uniform and stable hoisting force, the upper end of the construction hanging basket is provided with a plurality of groups of adsorption units, the adsorption units comprise lifting cylinders and sucker devices positioned at the top of the lifting cylinders, the lower ends of the lifting cylinders are fixed at the upper edges of the lifting cylinders, the sucker devices are fixed at the telescopic ends of the lifting cylinders, the lifting cylinders drive the sucker devices to lift, and when the sucker devices can be adsorbed at the lower side surfaces of the bridge plate, so as to reduce shaking of the hanging basket in the construction hanging basket.

Description

Bridge construction safety device

Technical Field

The utility model relates to the field of bridge construction safety, in particular to a bridge construction safety device for improving construction stability.

Background

In the bridge construction process, particularly when operations such as overhauling, coating, installing auxiliary facilities and the like are performed below the bridge slabs, the safety guarantee of constructors is very important. The traditional hanging basket device for bridge construction has a plurality of defects.

The existing construction hanging basket often lacks an accurate and stable hoisting control mechanism. In the hoisting process, unstable phenomena such as shaking and tilting easily occur to the hanging basket due to lack of effective balance design, so that the construction quality is seriously affected, and the risk that constructors fall from high positions is greatly increased. Moreover, under different construction working conditions, accurate adjustment of the position of the hanging basket is difficult, and the requirement of flexible positioning of the hanging basket during construction of a complex bridge structure is difficult to meet.

In addition, the protection measures for the steel rope in the use process are not perfect. The steel rope is easy to damage due to friction with the edge of a bridge, self-stretching and other factors in the process of bearing the weight of a hanging basket and constructors for a long time and frequent lifting operation, the service life and safety of the steel rope are reduced, and once the steel rope breaks and other faults, the life safety of constructors is directly endangered.

Meanwhile, in a construction site, the maneuverability of construction equipment is also required to be improved. The traditional hanging basket device is inconvenient to move on the bridge plate, is difficult to quickly transfer to different construction positions, causes low construction efficiency, and cannot meet the requirements of high efficiency and rapidness in modern bridge construction.

In summary, a novel bridge construction safety device is urgently needed, the problems that an existing construction hanging basket is poor in stability, insufficient in steel rope protection, low in equipment maneuverability and the like can be effectively solved, safety and construction efficiency in a bridge construction process are improved, life safety of constructors is guaranteed, and bridge construction quality is guaranteed.

Disclosure of utility model

Therefore, in order to solve the defects, the utility model provides the bridge construction safety device which can effectively solve the problems of poor stability, insufficient steel rope protection, low equipment maneuverability and the like of the existing construction hanging basket, improve the safety and the construction efficiency in the bridge construction process, ensure the life safety of constructors and ensure the bridge construction quality.

The utility model discloses a bridge construction safety device which is realized by the steps of constructing a bridge construction safety device and is characterized by comprising two groups of moving mechanisms positioned on a bridge plate and a construction hanging basket positioned below the bridge plate, wherein the moving mechanisms are provided with two groups of steel rope rollers and a group of double-headed motors, the double-headed motors are positioned between the two groups of steel rope rollers and respectively drive the two groups of steel rope rollers to rotate so as to realize the retraction and the extension of steel ropes, two groups of rollers are arranged at two sides of the bottom end of the two end surfaces of the construction hanging basket, one end of each steel rope is connected with one group of steel rope rollers, the other end of each steel rope bypasses the two groups of rollers and is connected with the other group of steel rope rollers in a back-and-forth manner, each side of the bridge plate is simultaneously retracted and extended with the steel rope rollers by adopting the same group of double-headed motors, so that the construction hanging basket can obtain uniform and stable lifting force, the upper end of the construction hanging basket is provided with a plurality of groups of adsorption units, the adsorption units comprise lifting cylinders and sucker devices positioned at the top of the lifting cylinders, the lower ends of the lifting cylinders are fixed at the upper ends of the lifting cylinders, the sucker devices are fixed at the telescopic ends of the lifting cylinders, and the sucker devices are driven by the lifting cylinders to lift the lifting and the sucker devices to lift the sucker devices when the sucker devices can be adsorbed on the hanging basket on the lower side of the bridge hanging basket, and the bridge construction hanging basket, and can be reduced.

According to the bridge construction safety device, the moving mechanism is vehicle-mounted moving equipment.

The bridge construction safety device further comprises a steel rope bearing mechanism arranged on the corresponding edge of the bridge plate, wherein the steel rope bearing mechanism can support and protect the steel rope, and is provided with a roller mechanism capable of walking along the corresponding edge and two groups of pulleys arranged on the roller mechanism.

The lifting and positioning device has the advantages that (1) the double-headed motor on the moving mechanism works cooperatively with the two groups of steel rope rollers, and the same group of double-headed motor drives the steel rope rollers on two sides to synchronously retract and release the steel rope, so that the construction hanging basket can obtain uniform and stable lifting force below the bridge plate, the shaking and tilting of the hanging basket caused by uneven stress of the steel ropes on two sides are effectively avoided, the stability of the hanging basket in the lifting and working processes is greatly improved, a safe and reliable working platform is provided for constructors, and the construction quality and personnel safety are ensured. The roller design of construction hanging flower basket both ends face bottom when the cooperation steel cable hoist and mount, has further ensured the stability of hanging flower basket in the horizontal direction removal in-process, reduces rocking that causes because of the uneven factor of frictional force, makes each construction position that the hanging flower basket can be accurately positioned to bridge board below, satisfies the requirement of different construction tasks to position accuracy. (2) The adsorption unit at the upper end of the construction hanging basket plays a key role, the lifting cylinder drives the sucker device to lift, and when the sucker device is adsorbed on the lower side surface of the bridge plate, the shaking of the construction hanging basket in the construction process can be effectively reduced. Under the conditions of wind environment or vibration generated by the operation of constructors, the adsorption force between the sucker device and the bridge plate can inhibit the swing amplitude of the hanging basket, create more stable working conditions for the constructors, and reduce construction risks caused by shaking, such as tool dropping, construction precision reduction and the like. (3) The steel rope bearing mechanism arranged on the edge of the bridge plate has good steel rope protection, and the roller mechanism of the steel rope bearing mechanism can walk along the edge of the bridge plate and is matched with two groups of pulleys arranged on the roller mechanism, so that a good supporting and protecting effect is achieved on the steel rope. The steel rope slides on the pulley, so that the direct friction with the edge of the bridge is reduced, the abrasion and fracture risks of the steel rope are reduced, the service life of the steel rope is prolonged, the long-term stable operation of the whole hoisting system is ensured, the safety accidents caused by the steel rope faults are reduced, and the equipment maintenance cost is reduced. (4) The mobile mechanism adopts vehicle-mounted mobile equipment and has excellent maneuverability. The construction basket can be conveniently and rapidly moved on the bridge plate, and can be rapidly transferred to different construction areas without complex disassembly and reinstallation processes, so that the construction efficiency is greatly improved, the construction basket is particularly suitable for construction scenes of large-scale bridges or long-span bridges, the construction period can be effectively shortened, the manpower and material resource can be saved, and the overall economic benefit of bridge construction projects can be improved. In conclusion, the bridge construction safety device disclosed by the utility model improves the safety, stability and construction efficiency in the bridge construction process from multiple aspects, has important engineering application value and wide market prospect, and has positive significance in promoting the progress of bridge construction technology.

Drawings

FIGS. 1-2 are schematic views of the implementation of the present apparatus;

FIG. 3 is a schematic view of a movement mechanism according to the present application;

Fig. 4 is an end view of a construction basket according to the present application.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 3, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a bridge construction safety device, which can be implemented in a manner as shown in figures 1-4, and comprises two groups of moving mechanisms 2 positioned on a bridge plate 1 and a construction hanging basket 3 positioned below the bridge plate 1, wherein the moving mechanisms 2 are provided with two groups of steel rope rollers 4 and one group of double-headed motors 5, the double-headed motors 5 are positioned between the two groups of steel rope rollers 4 and respectively drive the two groups of steel rope rollers 4 to rotate so as to realize the retraction and the extension of the steel rope 6, two groups of rollers 7 are arranged at two sides of the bottom end of two end surfaces of the construction hanging basket 3, one end of the steel rope 6 is connected with one group of steel rope rollers 4, the other end of the steel rope is connected with the other group of steel rope rollers 7 in a back-connection manner, each side of the bridge plate 1 is simultaneously retracted with the steel rope 6 by the two groups of steel rope rollers 4, and the same group of double-headed motors 5 are adopted so that the construction hanging basket 3 obtains even and stable lifting force, the upper end of the construction hanging basket 3 is provided with a plurality of groups of adsorption units 8, the adsorption units comprise lifting cylinders 9 and suction cup devices 10 positioned at the tops of the lifting cylinders 9, the lifting hanging basket 9 are fixed at the lower ends of the lifting cylinders 9, the lifting hanging basket 9 are fixed at the lifting cylinders 10, the lifting device is capable of reducing the lifting device and the suction cup devices 10 are fixed at the lifting ends of the lifting cylinders 9, and the lifting device is capable of lifting the lifting and lowering the suction cup devices.

In the present application, the moving mechanism 2 is an in-vehicle moving device.

In the application, the bridge plate further comprises a steel rope bearing mechanism arranged on the corresponding edge 11 of the bridge plate 1, wherein the steel rope bearing mechanism can play a supporting protection role on the steel rope, and is provided with a roller mechanism 12 capable of walking along the corresponding edge 11 and two groups of pulleys 13 arranged on the roller mechanism 12.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model 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 (3)

1. A bridge construction safety device is characterized by comprising two groups of moving mechanisms positioned on a bridge plate and a construction hanging basket positioned below the bridge plate, wherein the moving mechanisms are provided with two groups of steel rope rollers and a group of double-headed motors, the double-headed motors are positioned between the two groups of steel rope rollers and respectively drive the two groups of steel rope rollers to rotate so as to realize the retraction of steel ropes, two groups of rollers are arranged at two sides of the bottom end of the two end faces of the construction hanging basket, one end of each steel rope is connected with one group of steel rope rollers, the other end of each steel rope is connected with the other group of steel rope rollers in a rewinding manner after bypassing the two groups of rollers, each side of the bridge plate is simultaneously retracted with the steel ropes by the two groups of steel rope rollers, the same group of double-headed motors are adopted to drive the construction hanging basket to obtain even and stable lifting force, the upper end of the construction hanging basket is provided with a plurality of groups of adsorption units, the adsorption units comprise lifting cylinders and sucker devices positioned at the top of the lifting cylinders, the lower ends of the lifting cylinders are fixed at the upper end edges of the construction hanging basket, the sucker devices are fixed at the telescopic ends of the lifting cylinders, the lifting cylinders drive the sucker devices to lift the lifting cylinders, and when the sucker devices can be adsorbed on the lower side faces of the bridge construction hanging basket, so that shaking of the construction hanging basket can be reduced.

2. The bridge construction safety apparatus according to claim 1, wherein the moving mechanism is a vehicle-mounted moving device.

3. The bridge construction safety apparatus according to claim 1, further comprising a steel rope bearing mechanism arranged on the corresponding edge of the bridge plate, wherein the steel rope bearing mechanism can support and protect the steel rope, and the steel rope bearing mechanism is provided with a roller mechanism capable of walking along the corresponding edge, and two groups of pulleys mounted on the roller mechanism.