CN208055883U - A kind of movable type Roadway Construction hanging barrier operating platform - Google Patents

Abstract

The utility model provides a mobile bridge deck construction hanging rail operating platform, which belongs to the field of building construction equipment. Its technical solution is: it includes a main body support and a lifting mechanism arranged on the main body support; There is a lifting mechanism between the frames, a number of telescopic rods are set between the bottom frame and the top frame; there is a bottom plate on the bottom frame, several secondary beams are set in the top frame, and three overhangs are set on one side of the main beam of the top frame. There are two sets of pulleys on the lower end of the cantilever rods on both sides; the lifting mechanism includes a base, a top seat, a scissor lifting frame and a linkage assembly. The beneficial effects of the utility model are: it is suitable for construction on the outside of the bridge guardrail, and is suitable for guardrails of different heights. It has high security.

Description

A mobile bridge deck construction hanging rail operating platform

technical field

The utility model relates to the field of building construction equipment, in particular to a mobile bridge deck construction hanging rail operating platform.

Background technique

During the construction of the bridge deck guardrail, it is necessary to operate on the outside of the guardrail during the installation of the steel bar binding machine formwork. For most bridges, the clearance under the bridge is relatively large, and the work on the outside of the guardrail is a high-altitude operation, which is extremely dangerous. .

Utility model content

The purpose of the utility model is to provide a mobile bridge deck construction hanging rail operating platform which is suitable for guardrails of different heights and is convenient for height adjustment and movement.

The utility model is achieved through the following measures:

A mobile bridge deck construction hanging rail operation platform, characterized in that it includes a main body support and a lifting mechanism arranged on the main body support;

The main body support includes a top frame and a bottom frame correspondingly arranged up and down, the top frame and the bottom frame are rectangular frames with primary and secondary beam structures, and the lifting mechanism is arranged between the bottom frame and the top frame , a number of telescopic rods are vertically arranged between the bottom frame and the top frame; a bottom plate is arranged on the bottom frame, several secondary beams are arranged in the top frame, and the main beam of the top frame One side is provided with three cantilever rods, one end of the cantilever rod is fixed on the side of the main beam, the other end of the cantilever rod is provided with a support rod, and two ends of the lower end surfaces of the cantilever rods on both sides are symmetrically arranged. group pulley;

The lifting mechanism includes a base, a top base, a scissor lifting frame and a linkage assembly, the base is fixed on the bottom plate, the top base is fixed on the top frame, and the top base and the base Two parallel guide wheel grooves are arranged inside along the width direction of the bottom plate.

Concrete features of the present utility model also have:

It also includes two hoists and suspension rails arranged on both sides of the lifting mechanism on the bottom plate, a pair of suspension rings are arranged on the suspension rails, and a revolving door is provided on the side of the suspension rails close to the main body bracket. The wire rope of the winch is wound on the suspension ring around the pulley.

The scissor lift includes three layers of scissor assemblies arranged up and down, two sets of scissor assemblies are arranged symmetrically between the top base and the base, and the scissor assemblies include X-shaped hinged Inner support rods and outer support rods.

The linkage assembly includes a screw mechanism and several gears, the screw mechanism includes a screw and a slider, one end of the screw passes through the outer wall of the base and is fixed inside the base through a rotating shaft, and the other end of the screw A driven gear is arranged on the outside of the base, a driving gear meshing with the driven gear is arranged above the driven gear, a fixed plate is vertically arranged on the end surface of the base far away from the suspension rail, and the The driving gear is arranged on the fixed plate through the rotating shaft; the clamping mechanism is arranged on the fixed plate above the driving gear, the slider is arranged on the periphery of the screw rod, and the two sides of the slider are symmetrically arranged with fixed One end of the fixed rod is fixedly arranged on the side of the slider, and the other end is provided with a roller, the roller is arranged in the guide groove, and the corresponding position inside the top seat is provided with the slider, the fixed Rod, the roller and the slide bar passing through the slider and fixed at both ends of the top seat, the lower end of the outer support rod of the scissor assembly in the lower layer and the upper end of the inner support rod of the scissor assembly in the upper layer are arranged on the fixed rod The lower ends of the inner support rods of the upper and lower scissor assemblies and the upper ends of the outer support rods of the upper scissor assemblies are fixed inside the base and the top seat by bolts.

The clamping mechanism includes a fixed block and a clamping rod. The fixed block is composed of an upper fixed block and a lower fixed block. The clamping rod includes a circular handle, a thin rod, a thick rod and a chuck from top to bottom. The upper end surface of the upper fixing block is provided with a U-shaped groove, and the middle position of the U-shaped groove is provided with a through hole passing through the upper fixing block and the lower fixing block, and the diameter of the through hole of the lower fixing block is slightly larger than The aperture diameter of the through hole of the upper fixing block, one end of the clamping rod passes through the through hole and is provided with the chuck used in conjunction with the driving gear, and the other end of the clamping rod on both sides of the thin rod A stigma is provided, and the stigma is against the bottom of the U-shaped groove, and a spring is arranged on the periphery of the clamping rod in the through hole, and the upper end of the spring is against the lower end surface of the upper fixing block, and the lower end of the spring is against the thick rod.

The telescopic support rod includes an inner sleeve rod and an outer sleeve rod, the inner sleeve rod is vertically arranged on the upper end surface of the bottom frame, the outer sleeve rod is arranged on the lower end surface of the top frame, and the outer sleeve rod is sleeved on the upper end surface of the top frame. On the outer side of the inner sleeve rod, the inner sleeve rod and the outer sleeve rod are provided with several through positioning holes, and the inner sleeve rod and the outer sleeve rod are fixedly connected by bolts passing through the positioning holes.

Several square weights are arranged on the bottom plate, and the hoist is arranged on the upper end of the weight, and the hoist is used to adjust the height of the hanging rail.

Two sets of wheels are arranged on the lower end surface of the underframe, and brake pads are arranged on the wheels for fixing the operation platform.

During construction, first move the operating platform to the side of the bridge guardrail to fix the wheels, tighten the winch, and adjust the operating platform to a suitable height by means of the lifting mechanism so that the hanging rail is higher than the the bridge, and then push the operation platform to the guardrail, stop when the hanger is directly above the guardrail, the construction workers rely on the ladder to enter the hanger, and then continue to move the operation platform closer to the guardrail, after adjusting the position , release the hoist, and adjust the hanging rail to an appropriate height for construction.

The beneficial effects of the utility model are: it is suitable for construction on the outside of the bridge guardrail, and is suitable for guardrails of different heights. It has high security.

Description of drawings

Fig. 1 is a schematic structural diagram of an embodiment of the utility model.

Fig. 2 is a schematic structural diagram of the main body bracket in the embodiment of the present invention.

Fig. 3 is a structural schematic diagram of the lifting mechanism in the embodiment of the utility model.

Fig. 4 is a partially enlarged view of part A in Fig. 3 .

Fig. 5 is a partially enlarged view of part B in Fig. 3 .

Fig. 6 is a schematic structural diagram of the clamping mechanism in the embodiment of the present invention.

Among them, the reference signs are: 1. Underframe; 2. Bottom plate; 3. Top frame; 4. Secondary beam; 5. Lifting mechanism; 6. Hanging rail; 7. Hanging ring; 8. Pulley; 10. Support rod; 11. Heavy block; 12. Hoist; 13. Inner rod; 14. Outer rod; 15. Wheel; 16. Top seat; 17. Base; 18. Slider; 19. Screw rod; 20. Fixed rod; 21, outer support rod; 22, inner support rod; 23, fixed plate; 24, clamping mechanism; 25, drive gear; 26, driven gear; 27, spring; 28, handle; 29, upper fixed block ; 30, the lower fixed block; 31, the thick rod; 32, the thin rod; 33, the chuck; 34, the roller.

Detailed ways

In order to clearly illustrate the technical features of the solution, the solution will be described below through specific implementation modes.

Referring to Fig. 1, the utility model is a mobile bridge deck construction hanging rail operating platform, which is characterized in that it includes a main body bracket and a lifting mechanism 5 arranged on the main body bracket;

Referring to Figures 1 and 2, the main frame includes a top frame 3 and a bottom frame 1 correspondingly arranged up and down. The top frame 3 and the bottom frame 1 are rectangular frames with primary and secondary beam structures, and a lifting mechanism is arranged between the bottom frame 1 and the top frame 3. 5. A number of telescopic rods are vertically arranged between the bottom frame 1 and the top frame 3; the bottom frame 1 is provided with a bottom plate 2, and the top frame 3 is provided with several secondary beams 4, and the main beam side of the top frame 3 is provided with three A cantilever rod 9, one end of the cantilever rod 9 is fixed on the side of the main beam, the other end of the cantilever rod 9 is provided with a support rod 10, and two sets of pulleys 8 are symmetrically arranged at both ends of the lower end faces of the cantilever rod 9 on both sides;

Referring to Fig. 3, the lifting mechanism 5 includes a base 17, a top base 16, a scissor lifting frame and a linkage assembly. Two parallel guide wheel grooves are arranged along the width direction of the bottom plate 2 .

Referring to Fig. 1, it also includes two winches 12 and a hanging rail 6 arranged on both sides of the lifting mechanism 5 on the bottom plate 2, a pair of suspension rings 7 are arranged on the hanging rail 6, and a revolving door is arranged on the side of the hanging rail 6 near the main body support, and the hoisting machine 12 wire ropes are wound around the pulley on the suspension ring 7.

Referring to Fig. 3, the scissor lift includes three layers of scissor assemblies arranged up and down, two sets of scissor assemblies are arranged symmetrically between the top base 16 and the base 17, and the scissor assemblies include inner support rods 22 hinged in an X shape And outer support rod 21.

3 and 5, the linkage assembly includes a screw mechanism and several gears. The screw mechanism includes a screw 19 and a slider 18. One end of the screw 19 passes through the outer wall of the base 17 and is fixed inside the base 17 through a rotating shaft. The other end of the screw 19 A driven gear 26 is arranged on the outside of the base 17, and a driving gear 25 meshing with the driven gear 26 is arranged above the driven gear 26. A fixed plate 23 is vertically arranged on the end surface of the base 17 away from the hanging rail 6, and the driving gear 25 passes through The rotating shaft is arranged on the fixed plate 23; the clamping mechanism 24 is arranged on the fixed plate 23 above the drive gear 25, the slider 18 is arranged on the periphery of the screw mandrel 19, the two sides of the slider 18 are symmetrically arranged with a fixed rod 20, and one end of the fixed rod 20 is fixed Be arranged on the side of the slider 18, the other end is provided with a roller 34, the roller 34 is arranged in the guide groove, and the corresponding position inside the top seat 16 is provided with a slider, a fixed rod, a roller and a slider fixed at both ends of the top seat 16 through the slider. Rod, the lower end of the outer support rod of the lower scissor assembly and the upper end of the inner support rod of the upper scissor assembly are arranged on the fixed rod 20, the lower end of the inner support rod of the lower scissor assembly and the upper end of the upper end of the outer support rod of the upper scissor assembly are fixed to the base by bolts 17 and top seat 16 inside.

3 and 4, the clamping mechanism 24 includes a fixed block and a clamping rod, the fixed block is composed of an upper fixed block 29 and a lower fixed block 30, and the clamping rod includes a circular handle 28, a thin rod 32, and a thick rod from top to bottom. 31 and chuck 33, the upper end surface of the upper fixed block 29 is provided with a U-shaped groove, and the middle position of the U-shaped groove is provided with a through hole that runs through the upper fixed block 29 and the lower fixed block 30, and the through hole diameter of the lower fixed block 30 is slightly larger than that of the upper The through hole aperture of fixed block 29, one end of the clamping rod passes through the through hole and is provided with the chuck 33 that cooperates with drive gear 25, and the thin rod 32 both sides of the other end of the clamping rod is provided with stigma, and stigma is against U-shaped groove bottom, clamping A spring 27 is arranged on the periphery of the rod in the through hole, the upper end of the spring 27 is against the lower end surface of the upper fixing block 29 , and the lower end of the spring 27 is against the thick rod 31 .

Referring to Figure 2, the telescopic support rod includes an inner sleeve rod 13 and an outer sleeve rod 14, the inner sleeve rod 13 is vertically arranged on the upper end surface of the bottom frame 1, the outer sleeve rod 14 is arranged on the lower end surface of the top frame 3, and the outer sleeve rod 14 is sleeved on the inner sleeve rod On the outside of 13, the inner sleeve rod 13 and the outer sleeve rod 14 are provided with several through positioning holes, and the inner sleeve rod 13 and the outer sleeve rod 14 are fixedly connected by bolts passing through the positioning holes.

Referring to Fig. 1, a plurality of square weights 11 are arranged on the bottom plate 2, and hoists 12 are arranged on the upper end of the weights 11, and the height of the hanging rail 6 is adjusted by the hoists 12; two sets of wheels 15 are arranged on the lower end of the chassis 1, and brakes are arranged on the wheels. piece, used to fix the operating platform.

Referring to Figure 1, during construction, first move the operating platform to the side of the bridge guardrail to fix the wheels, tighten the winch 12, and adjust the operating platform to a suitable height by means of the lifting mechanism 5, so that the hanging rail 6 is higher than the bridge, and then move the Push the operation platform to the guardrail, and stop when the hanging rail 6 is directly above the guardrail. The construction workers rely on the ladder to enter the hanging rail 6, and then continue to approach the operating platform to the guardrail. After adjusting the position, release the winch 12 and adjust the hanging rail to a proper position. height for construction.

The undescribed technical features of the utility model can be realized by or using the prior art, so they will not be repeated here. Of course, the above description is not a limitation of the utility model, and the utility model is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary skilled persons within the essential scope of the present utility model shall also belong to the protection scope of the present utility model.

Claims (8)

1. A mobile bridge deck construction hanging rail operating platform is characterized in that, comprising a main body support and a lifting mechanism arranged on the main body support; The main body support includes a top frame and a bottom frame correspondingly arranged up and down, the top frame and the bottom frame are rectangular frames with primary and secondary beam structures, and the lifting mechanism is arranged between the bottom frame and the top frame , a number of telescopic rods are vertically arranged between the bottom frame and the top frame; a bottom plate is arranged on the bottom frame, several secondary beams are arranged in the top frame, and one side of the main beam of the top frame There are three cantilever rods, one end of the cantilever rod is fixed on the side of the main beam, the other end of the cantilever rod is provided with a support rod, and two sets of pulleys are symmetrically arranged on both ends of the lower end surfaces of the cantilever rods on both sides. ; The lifting mechanism includes a base, a top base, a scissor lifting frame and a linkage assembly, the base is fixed on the bottom plate, the top base is fixed on the top frame, and the top base and the base Two parallel guide wheel grooves are arranged inside along the width direction of the bottom plate. 2. The mobile bridge deck construction hanging rail operating platform according to claim 1, further comprising two winches and hanging rails arranged on both sides of the lifting mechanism on the bottom plate, and the hanging rails are A pair of suspension rings is provided, and the steel wire rope of the winch is wound around the pulley and wound on the suspension rings. 3. The mobile bridge deck construction hanging rail operating platform according to claim 1, characterized in that, the scissor lifting frame includes a three-layer scissor assembly arranged up and down, the top seat and the base There are two sets of scissor assemblies arranged symmetrically between them, and the scissor assemblies include inner support rods and outer support rods hinged in an X shape. 4. The mobile bridge deck construction hanging rail operating platform according to claim 3, characterized in that, the linkage assembly includes a screw mechanism and several gears, the screw mechanism includes a screw and a slider, and the screw One end of the rod passes through the outer wall of the base and is fixed inside the base through a rotating shaft. The other end of the screw rod is located on the outside of the base and a driven gear is arranged above the driven gear to mesh with the driven gear. Drive gear, the upper end of the base is vertically provided with a fixed plate at one end away from the suspension rail, the drive gear is arranged on the fixed plate through a rotating shaft; a clamping mechanism is arranged on the fixed plate above the drive gear , the slider is provided on the periphery of the screw rod, and fixed rods are symmetrically arranged on both sides of the slider, one end of the fixed rod is fixed on the side of the slider, and the other end is provided with a roller, and the roller is arranged on In the guide groove, the corresponding position inside the top seat is provided with the slider, the fixed rod, the roller and the slide bar passing through the slider and fixed at both ends of the top seat, and the scissor assembly in the lower layer The lower end of the outer support rod and the upper end of the inner support rod of the scissor assembly in the upper layer are arranged on the fixed rod, and the lower end of the inner support rod of the scissor assembly in the lower layer and the upper end of the outer support rod of the scissor assembly in the upper layer are fixed on the fixed rod by bolts. Inside the base and top. 5. The mobile bridge deck construction hanging rail operating platform according to claim 4, wherein the clamping mechanism comprises a fixed block and a clamp rod, and the fixed block is composed of an upper fixed block and a lower fixed block, so that The clamping rod includes a circular handle, a thin rod, a thick rod and a chuck from top to bottom in turn, and a U-shaped groove is provided on the upper end surface of the upper fixing block, and a U-shaped groove is opened in the middle of the U-shaped groove and runs through the upper fixing block. and the through hole of the lower fixing block, the diameter of the through hole of the lower fixing block is slightly larger than the diameter of the through hole of the upper fixing block, and one end of the locking rod passes through the through hole and is provided with the The chuck used in conjunction with the driving gear, the other end of the rod is provided with studs on both sides of the thin rod, the studs are against the bottom of the U-shaped groove, and the periphery of the rod is located in the through hole A spring is provided, the upper end of the spring abuts against the lower end surface of the upper fixing block, and the lower end of the spring abuts against the thick rod. 6. The mobile bridge deck construction hanging rail operating platform according to claim 1, characterized in that, the telescopic sleeve rod includes an inner sleeve rod and an outer sleeve rod, and the inner sleeve rod is vertically arranged on the bottom frame The end face, the outer sleeve rod is arranged on the lower end face of the top frame, the outer sleeve rod is sleeved on the outside of the inner sleeve rod, the inner sleeve rod and the outer sleeve rod are provided with several through positioning holes, the The inner sleeve rod and the outer sleeve rod are fixedly connected by bolts passing through the positioning holes. 7. The mobile bridge deck construction hanging rail operating platform according to claim 2, characterized in that several square weights are arranged on the bottom plate, and the hoist is arranged on the upper end of the weights. 8. The mobile bridge deck construction hanging rail operating platform according to any one of claims 1-5, characterized in that two groups of wheels are arranged on the lower end surface of the underframe, and brake pads are arranged on the wheels.