CN110143532B

CN110143532B - Lifting device for bridge construction

Info

Publication number: CN110143532B
Application number: CN201910413583.3A
Authority: CN
Inventors: 杜祝遥
Original assignee: Shaanxi Institute of Technology
Current assignee: Shaanxi Institute of Technology
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-05-26
Anticipated expiration: 2039-05-17
Also published as: CN110143532A

Abstract

The invention discloses hoisting equipment for bridge construction, relates to the field of buildings, and mainly solves the problems that when materials are transported upwards in bridge construction, a hoisting method is generally adopted, and when the materials are hoisted, metal frames are needed on two sides due to overhigh height, so that the cost is higher. The invention has the advantages of simple structure and strong practicability.

Description

Lifting device for bridge construction

Technical Field

The invention relates to the field of buildings, in particular to a hoisting device for bridge construction.

Background

When setting up the bridge, building the pile foundation earlier, then erect the bridge on the pile foundation, erect the bridge and need a lot of materials, if through artifical transport, not only consumed staff's physical stamina is great to work efficiency is lower.

A common bridge construction hoisting device, for example, with the patent number CN201810314038, the patent name of which is a hoisting device for bridge construction, mainly includes two bases, bottom uniform traveling mechanisms of the two bases, first and second risers respectively provided at the upper ends of the two bases, first and second fixed blocks respectively provided at the upper end side walls of the first and second risers, supporting devices connected to the opposite side walls of the two bases, first stoppers respectively provided at the opposite side walls of the first and second risers, first T-shaped chutes respectively provided at the opposite side walls of the two stoppers, first T-shaped sliders respectively slidably connected to the inside of the two first T-shaped chutes, first connecting rods respectively provided at the opposite side walls of the two first T-shaped sliders, and first vertical rods respectively provided at the bottom side walls of the two connecting rods, not only can guarantee the stability of handling in-process, can the multiple panel handling simultaneously moreover, improve its handling efficiency.

However, the height of the adjustable lifting device cannot be adjusted when the adjustable lifting device is used, the overall height cannot be adjusted when different heights are constructed, waste is caused, and the cost is high.

Disclosure of Invention

The invention aims to solve the problems and designs a hoisting device for bridge construction.

The technical scheme of the invention is that the hoisting equipment for bridge construction comprises a winch, wherein the winch is fixedly arranged on one side of the upper surface of a building high platform, one side of the building high platform is provided with a connecting mechanism, a tool containing mechanism, a control mechanism and a protection mechanism, the building high platform is provided with a lifting mechanism, one side of the lifting mechanism is provided with a traction mechanism,

the lifting mechanism comprises two connecting grooves positioned on the front side of the upper surface of the building high platform, a square frame is arranged on the front side of the winch, connecting columns are installed at two ends of the rear side of the lower surface of the square frame, the lower ends of the connecting columns are inserted into the connecting grooves, supporting columns are installed at two ends of the lower surface of the square frame, the supporting columns are positioned on the front side of the connecting columns, the lower surfaces of the supporting columns are in contact with the upper surface of the building high platform, the front end of the square frame extends to the outer side of the building high platform, fixed pulleys are installed at the middle positions of the front side surface and the rear side of the upper surface of the square frame, limiting rods are installed on the outer side of the fixed pulleys, a lifting line is wound on the winch, one end of the lifting line extends to the lower side of the building high platform by bypassing the two fixed pulleys, two bifurcate lines are, be equipped with flexible post in the hollow sleeve, flexible post inboard surface mounting has expanding spring, and expanding spring one end and hollow sleeve inboard surface fixed connection, the surface mounting has the supporting wheel outside flexible post.

The connecting mechanism comprises a circular groove located on the lower surface of the lifting rod, a threaded hole is formed in the inner upper surface of the circular groove, a hook is arranged in the circular groove, the upper end of the hook is connected with a screw rod, the upper end of the screw rod is inserted into the threaded hole through threaded connection, and a plurality of fixing rings are installed on two sides of the lower surface of the lifting rod.

The tool containing mechanism comprises a tool box placed on the ground on one side of the building high platform, a plurality of hanging baskets and hanging bags of different models are placed in the tool box, and the upper ends of two sides of each hanging bag are connected with a plurality of connecting hooks.

Traction mechanism is equipped with the fixed column including being located the fixed recess between two connecting grooves above the building high platform, and the fixed column lower extreme is placed in fixed recess, and electric telescopic handle is installed to fixed column front side surface upper end, and electric telescopic handle telescopic end front side surface mounting has the traction ring, and the lift line passes from the traction ring, and the surface front side is installed and is detected the post under the traction ring, detects post lower surface mounting and has pressure sensor, and the fixed column lower extreme is equipped with transport mechanism.

The transfer mechanism comprises a rotating ring sleeved at the lower end of a fixed column, a rotating rod is installed on one side of the rotating ring, the tail end of the rotating rod is connected with a flat car, a plurality of universal wheels are installed on the lower surface of the flat car and placed on the upper surface of a building high platform, a traction rope is connected to one side of the flat car, one end of the traction rope is connected with one side of a winch, and an L-shaped intercepting rod is arranged on one side of the lower end of the fixed column.

The control mechanism comprises a solar power generation device placed on one side of the winch, a remote controller is arranged on one side of the winch, a plurality of control switches are arranged on the remote controller, a plurality of connecting wires are arranged on the remote controller, the connecting wires are fixedly connected with the power connection ends of the winch and the electric telescopic rod respectively, a signal wire is connected onto the remote controller, the signal wire is fixedly connected with the signal input end of the pressure sensor, and a signal lamp is arranged on the remote controller.

And the outer side of the upper surface of the building high platform is provided with a guard rail, and the guard rail is provided with an inlet and an outlet at the square frame.

The protection mechanism comprises a plurality of transverse protection columns fixedly mounted on the surface of one side of the connecting column, one ends of the transverse protection columns are fixedly connected with the side surface of the connecting column, the other ends of the transverse protection columns are fixedly connected with the side surface of the fixing column, a plurality of longitudinal protection columns are mounted on the surface of the other side of the connecting column, a plurality of through holes are formed in the supporting columns, the through holes correspond to the longitudinal protection columns one to one, and one ends of the longitudinal protection columns penetrate through the through holes to extend to the.

The hoisting equipment for bridge construction manufactured by the technical scheme of the invention directly drives the lifting wire to be folded through the winch, can hang and load various materials below the lifting rod, conveys the materials above the building high platform, is attached to one side of the building high platform through the supporting wheel, prevents the lifting rod from rotating, greatly reduces the cost, can randomly adjust the height when different building high platforms work, and increases the application range of the hoisting equipment.

Drawings

FIG. 1 is a schematic structural diagram of a hoisting device for bridge construction according to the present invention;

FIG. 2 is an enlarged view of a portion of the lift mechanism of the present invention;

FIG. 3 is a partial schematic view of the lift mechanism of the present invention;

FIG. 4 is a partial schematic view of the coupling mechanism of the present invention;

FIG. 5 is a partial schematic view of the tool holding mechanism of the present invention;

FIG. 6 is a partial schematic view of the pulling mechanism of the present invention;

FIG. 7 is a partial schematic view of the transfer mechanism of the present invention;

FIG. 8 is an enlarged view of a portion of the remote control of the present invention;

in the figure, 1, a winch; 2. building a high platform; 3. a connecting groove; 4. a square frame; 5. connecting columns; 6. a support pillar; 7. a fixed pulley; 8. a limiting rod; 9. a lifting line; 10. a bifurcation line; 11. a lifting rod; 12. a connecting ring; 13. a hollow sleeve; 14. a telescopic column; 15. a tension spring; 16. a support wheel; 17. a circular groove; 18. a threaded hole; 19. hooking; 20. a screw; 21. a fixing ring; 22. a tool box; 23. a hanging basket; 24. hanging a bag; 25. a connecting hook; 26. fixing the groove; 27. fixing a column; 28. an electric telescopic rod; 29. a traction ring; 30. a detection column; 31. a pressure sensor; 32. a rotating ring; 33. rotating the rod; 34. flatbed vehicle; 35. a universal wheel; 36. a hauling rope; 37. an L-shaped intercepting rod; 38. a solar power generation device; 39. a remote controller; 40. a control switch; 41. connecting an electric wire; 42. a signal line; 43. a signal lamp; 44. protecting the fence; 45. an inlet and an outlet; 46. a transverse protective column; 47. a longitudinal protective column; 48. and a through hole.

Detailed Description

The invention is described in detail below with reference to the drawings, which are shown in fig. 1-8.

In the present embodiment, the invention is based on the structural design of the lifting mechanism, and in the device, with reference to fig. 1, fig. 2 and fig. 4, the lifting mechanism includes two connecting grooves 3 located on the front side of the upper surface of the building elevation 2, a square frame 4 is provided on the front side of the winch 1, connecting posts 5 are provided on the two ends of the rear side of the lower surface of the square frame 4, the lower ends of the connecting posts 5 are inserted into the connecting grooves 3, supporting posts 6 are provided on the two ends of the lower surface of the square frame 4, the supporting posts 6 are located on the front side of the connecting posts 5, the lower surface of the supporting posts 6 is in contact with the upper surface of the building elevation 2, the front end of the square frame 4 extends to the outside of the building elevation 2, a fixed pulley 7 is provided in the middle position between the front side surface and the rear side of the upper surface of the square frame 4, a limiting rod 8 is provided on the outside, 9 lower extremes of lift line are connected with two bifurcated lines 10, bifurcated line 10 below is equipped with lifter 11, 11 upper surface both sides of lifter install go-between 12, go-between 12 and 10 terminal fixed connection of bifurcated line, a plurality of hollow sleeves 13 are installed at 11 inboard surface both ends of lifter, be equipped with flexible post 14 in the hollow sleeve 13, 14 inboard surface mounting of flexible post has expanding spring 15, 15 one end of expanding spring and 13 inboard surface fixed connection of hollow sleeve, 14 outside surface mounting of flexible post has supporting wheel 16, the problem of its main solution does: when materials are transported upwards in bridge construction, a hoisting method is generally adopted, metal frames are needed on two sides due to overhigh height during hoisting, the cost is higher, the hoisting machine 1 directly drives the lifting wire 9 to retract, various materials can be hung below the lifting rod 11, the materials are transported to the upper part of the building high platform 2 and are attached to one side of the building high platform 2 through the supporting wheel 16, the lifting rod 11 is prevented from rotating, and the cost is greatly reduced,

the invention also relates to the structural design of the traction mechanism, and in the device, with reference to fig. 6 and 7, the traction mechanism comprises a fixing groove 26 located between two connecting grooves 3, a fixing column 27 is arranged above the building high platform 2, the lower end of the fixing column 27 is placed in the fixing groove 26, the upper end of the front side surface of the fixing column 27 is provided with an electric telescopic rod 28, the front side surface of the telescopic end of the electric telescopic rod 28 is provided with a traction ring 29, a lifting wire 9 passes through the traction ring 29, the front side of the lower surface of the traction ring 29 is provided with a detection column 30, the lower surface of the detection column 30 is provided with a pressure sensor 31, a rotating ring 32 sleeved at the lower end of the fixing column 27 is provided with a rotating rod 33, the tail end of the rotating rod 33 is connected with a flat car 34, the lower surface of the flat car 34 is provided with a plurality of universal wheels 35, one end of a hauling rope 36 is connected with one side of the winch 1, an L-shaped intercepting rod 37 is arranged on one side of the lower end of the fixed column 27, and the main problems of the L-shaped intercepting rod are as follows: when moving the material to the side above the building level 2, there is a certain danger that the material is manually moved to the side above the building level 2, shortened by starting the electric telescopic rod 28, the lifting wire 9 is moved to the inner side by the pulling ring 29, and the material is moved to above the flat car 34, put down the material, moved by pulling the pulling rope 36, and the danger degree is reduced,

still be equipped with coupling mechanism in this application, the instrument holds the mechanism, control mechanism, protection machanism, through placing the material in the instrument holds hanging flower basket 23 or punching bag 24 in the mechanism, and hang coupling hook 25 on coupling mechanism's couple 19 or solid fixed ring 21, connect the material on lifter 11, remote controller 39 in the control mechanism is controlled by the manual work, press corresponding control switch 40 and rise lifter 11, remove the material to removal plateau 2 upper surface after the rising, horizontal guard post 46 and vertical guard post 47 in the protection machanism can protect the staff, reduce the potential safety hazard, its concrete working procedure is as follows:

firstly, hanging materials: selecting a hanging basket 23 or a hanging bag 24 according to the lifted material, placing the material in the hanging basket 23 or the hanging bag 24, rotating the screw rod 20 to lower the position of the hook 19 if the hanging basket 23 is used, hanging the hanging basket 23 on the hook 19, hanging the connecting hook 25 on the fixing ring 21 if the hanging bag 24 is used, selecting different containers according to different materials during the process for hanging and installing, being convenient to use,

secondly, hoisting materials: the operator uses the remote controller 39 to send out an instruction, presses the corresponding control switch 40, starts the winch 1 to rotate forward, lifts the lifting wire 9, pulls the lifting rod 11 to lift, when lifting, one end of the supporting wheel 16 is pressed against the side surface of the building high platform 2, and the telescopic column 14 is pushed out by the telescopic spring 15, so as to prevent the lifting rod 11 from shaking, the lifting wire 9 moves on the fixed pulley 7, the friction force is reduced, the limit hole 8 can prevent the lifting wire 9 from falling off, in the process, the device lifts the material by the movement of the lifting wire 9, thereby not only saving time and labor, but also reducing the cost without arranging metal frames on the two sides,

step three, material transfer: when the lifting rod 11 is lifted to the highest position, the upper surface of the lifting rod 11 is pressed against the detection end of the pressure sensor 31, when the pressure sensor 31 receives a signal, the signal is sent to the remote controller 39 through the signal wire 42, the signal lamp 43 is lightened, a worker presses the corresponding control switch 40 to start the electric telescopic rod 28 to shorten, the winch 1 is started to reversely rotate, the lifting wire 11 is pulled to move towards the inner side of the square frame 4, the material is moved to the upper part of the flat car 34, the winch 1 is continuously started to reversely rotate, the lifting rod 11 is lowered, the material is placed on the flat car 34, the hanging basket 23 or the hanging bag 24 is taken down by the worker, the transverse protective column 46 and the longitudinal protective column 47 can protect the worker from falling down, the lifting rod 11 is moved to the ground by the worker starting the winch 1, the worker pulls the traction rope 36 to enable the rotating ring 32 to rotate around the fixed column 27, the flat car 34 is rotated to the outer side of the square frame 4, the material is taken down, and in the process, when the material is moved to the inner side, the material is safer, and potential safety hazards are reduced.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. A hoisting device for bridge construction comprises a winch (1), wherein the winch (1) is fixedly arranged on one side of the upper surface of a building high platform (2), one side of the building high platform (2) is provided with a connecting mechanism, a tool containing mechanism, a control mechanism and a protection mechanism, and the hoisting device is characterized in that a lifting mechanism is arranged on the building high platform (2), one side of the lifting mechanism is provided with a traction mechanism,

the lifting mechanism comprises two connecting grooves (3) positioned on the front side of the upper surface of the building high platform (2), a square frame (4) is arranged on the front side of the winch (1), connecting columns (5) are installed at two ends of the rear side of the lower surface of the square frame (4), the lower ends of the connecting columns (5) are inserted into the connecting grooves (3), supporting columns (6) are installed at two ends of the lower surface of the square frame (4), the supporting columns (6) are positioned on the front side of the connecting columns (5), the lower surfaces of the supporting columns (6) are in contact with the upper surface of the building high platform (2), the front end of the square frame (4) extends to the outer side of the building high platform (2), fixed pulleys (7) are installed at the middle positions of the front side surface and the rear side of the upper surface of the square frame (4), limiting rods (8) are installed on the outer side of the fixed pulleys (7), a lifting line (9) is wound on the winch (1), the utility model discloses a fork lift, including lifter (9), bifurcated line (10), go up and down pole (11) upper surface both sides are installed go-between (12), go-between (12) and bifurcated line (10) terminal fixed connection, a plurality of hollow sleeve (13) are installed at lifter (11) inboard surface both ends, be equipped with flexible post (14) in hollow sleeve (13), telescopic spring (15) inboard surface mounting has expanding spring (15), expanding spring (15) one end and hollow sleeve (13) inboard surface fixed connection, telescopic post (14) outside surface mounting has supporting wheel (16).

2. The hoisting equipment for bridge construction according to claim 1, wherein the connecting mechanism comprises a circular groove (17) on the lower surface of the lifting rod (11), a threaded hole (18) is formed in the upper surface of the circular groove (17), a hook (19) is arranged in the circular groove (17), a screw rod (20) is connected to the upper end of the hook (19), the upper end of the screw rod (20) is inserted into the threaded hole (18) through threaded connection, and a plurality of fixing rings (21) are mounted on two sides of the lower surface of the lifting rod (11).

3. The hoisting equipment for bridge construction as claimed in claim 1, wherein the tool holding mechanism comprises a tool box (22) placed on the ground on one side of the building high platform (2), a plurality of hanging baskets (23) and hanging bags (24) of different models are placed in the tool box (22), and a plurality of connecting hooks (25) are connected to the upper ends of two sides of the hanging bags (24).

4. The hoisting equipment for bridge construction according to claim 1, wherein the traction mechanism comprises a fixing groove (26) between two connecting grooves (3), a fixing column (27) is arranged above the high building platform (2), the lower end of the fixing column (27) is placed in the fixing groove (26), an electric telescopic rod (28) is installed at the upper end of the front side surface of the fixing column (27), a traction ring (29) is installed at the front side surface of the telescopic end of the electric telescopic rod (28), the lifting line (9) passes through the traction ring (29), a detection column (30) is installed at the front side of the lower surface of the traction ring (29), a pressure sensor (31) is installed at the lower surface of the detection column (30), and a transfer mechanism is arranged at the lower end of the fixing column (27).

5. The hoisting equipment for bridge construction according to claim 4, wherein the transfer mechanism comprises a rotating ring (32) sleeved at the lower end of a fixed column (27), a rotating rod (33) is installed on one side of the rotating ring (32), a flat car (34) is connected to the tail end of the rotating rod (33), a plurality of universal wheels (35) are installed on the lower surface of the flat car (34), the universal wheels (35) are placed on the upper surface of the high building platform (2), a traction rope (36) is connected to one side of the flat car (34), one end of the traction rope (36) is connected with one side of a winch (1), and an L-shaped intercepting rod (37) is arranged on one side of the lower end of the fixed column (27).

6. The hoisting equipment for bridge construction according to claim 1, wherein the control mechanism comprises a solar power generation device (38) arranged on one side of the winch (1), a remote controller (39) is arranged on one side of the winch (1), a plurality of control switches (40) are arranged on the remote controller (39), a plurality of connecting wires (41) are arranged on the remote controller (39), the connecting wires (41) are respectively fixedly connected with the winch (1) and the electric telescopic rod (28) in an electric connection mode, a signal wire (42) is connected to the remote controller (39), the signal wire (42) is fixedly connected with a signal input end of the pressure sensor (31), and a signal lamp (43) is arranged on the remote controller (39).

7. The hoisting equipment for bridge construction as claimed in claim 1, wherein the outer side of the upper surface of the building elevation (2) is provided with a guard rail (44), and the guard rail (44) is provided with an inlet and an outlet (45) at the square frame (4).

8. The hoisting equipment for bridge construction according to claim 1, wherein the protection mechanism comprises a plurality of transverse protection columns (46) fixedly mounted on one side surface of the connecting column (5), one ends of the transverse protection columns (46) are fixedly connected with the side surface of the connecting column (5), the other ends of the transverse protection columns (46) are fixedly connected with the side surface of the fixing column (27), a plurality of longitudinal protection columns (47) are mounted on the other side surface of the connecting column (5), a plurality of through holes (48) are formed in the supporting column (6), the through holes (48) correspond to the longitudinal protection columns (47) in a one-to-one manner, and one ends of the longitudinal protection columns (47) extend to the inner side of the protective guard (44) through the through holes (48).