CN213417575U

CN213417575U - Anti-falling device road and bridge elevator

Info

Publication number: CN213417575U
Application number: CN202021618434.5U
Authority: CN
Inventors: 朱永辉; 朱永祥; 朱永修
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-06-11
Anticipated expiration: 2030-08-06

Abstract

The utility model belongs to the lifting machine field, especially, anti-falling device road and bridge lifting machine, including main body frame, lift platform, speed reducer, assembly pulley and anti-falling device, lift platform installs in main body frame, and lift platform's top fixed mounting has four stands and two door type frames, two door type frame parallel arrangement, be equipped with eight perpendicular gyro wheels and eight perpendicular auxiliary wheels on the door type frame, and perpendicular gyro wheel and lift platform looks adaptation, install a plurality of non slipping ribs on lift platform's the mesa, a plurality of non slipping rib equidistance interval sets up, anti-falling device is located the first one in the main body frame outside, and anti-falling device includes the stopper, prevents weighing down the hook and prevents weighing down the layer board. The accident of triggering because of stop device misjudgment or failure can be avoided, the equipment accident that has avoided causing because of guide rail slide blocks up that debris clearance is not in time, the accident that heels and cause because of what promote mesa during operation emergence has been avoided, messenger's structure safety and stability.

Description

Anti-falling device road and bridge elevator

Technical Field

The utility model relates to a lifting machine technical field especially relates to an anti-falling device road bridge lifting machine.

Background

When a bridge is erected, a large amount of equipment, vehicles and materials are required to be conveyed to the bridge, and at present, three conveying methods are adopted, namely temporary sidewalks are paved, a crane renting is adopted, and a lifting machine is adopted.

When a bridge is erected, a large amount of equipment, vehicles and materials are often required to be conveyed to the viaduct, at present, three methods are used for conveying, namely temporary sidewalks are laid, the viaduct is high in terrain, the temporary sidewalks are laid once, secondary utilization is limited, the sidewalks are prone to sideslip in rainy and snowy weather due to large gradient, and accidents are caused. The second is renting local cranes, which is expensive, untimely and inefficient because the geographic positions of the viaduct are far away. The third kind is a lifting machine, set up hoist engine and stop device, through the hoist engine with the material vehicle through the hoist engine promote certain height, let the vehicle and the equipment that transport the material get into the overpass by oneself on, because the construction site is outdoor, the concrete sand blown by the wind dust is big, sleet weather is over the back, if the clearance is untimely, can cause the guide rail slide to block up, stop device appears wrong judgement or the emergence of the failure condition easily, if careless potential safety hazard that will cause to field personnel and equipment slightly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a road and bridge elevator with an anti-falling device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-falling device road and bridge elevator comprises a main body frame, a lifting platform, a speed reducer, a pulley block and an anti-falling device, the lifting platform is arranged in the main body frame, four upright posts and two door-shaped frames are fixedly arranged at the top of the lifting platform, the two door-shaped frames are arranged in parallel, eight vertical rollers and eight vertical auxiliary wheels are arranged on the door-shaped frames, the vertical roller is matched with the lifting platform, a plurality of anti-skid ribs are arranged on the table surface of the lifting platform at equal intervals, the anti-falling device is positioned at the upper half part of the outer side of the main body frame and comprises a brake, four anti-falling hooks and four anti-falling supporting plates, the four anti-falling hooks are positioned on the same horizontal line, the four anti-falling supporting plates are positioned on the same horizontal line, the anti-falling supporting plate is located below the lifting platform and fixedly mounted on the main body frame.

Preferably, one side of the main body frame is fixedly provided with a speed reducer, an output shaft of the speed reducer is fixedly provided with one end of a steel wire rope, and the other end of the steel wire rope is fixedly arranged on the lifting platform.

Preferably, a plurality of pulley blocks are fixedly installed on the main body frame, guide wheels are fixedly installed at the top of the main body frame, and the steel wire rope sequentially penetrates through the pulley blocks and the guide wheels.

Preferably, the output end of the brake is connected with one end of a falling-preventing rope, the other end of the falling-preventing rope is connected with one end of a falling-preventing hook, and the other end of the falling-preventing hook is installed on the lifting platform.

Preferably, equidistant interval fixed mounting has a plurality of square pipes on the main body frame, and square pipe goes up fixed welding and has the connecting plate, and equal fixed mounting has the one end of channel-section steel on the four corners position of connecting plate, and the equal fixed mounting of the other end of four channel-section steels is on the main body frame.

The utility model discloses in, an anti-falling device road bridge lifting machine can avoid because of stop device misjudgement or the accident that the malfunction triggered, has avoided because of the guide rail slide blocks up the equipment accident that the debris clearance did not reach often causes, has avoided the accident that heels and cause because of promoting the mesa during operation emergence, makes structure safety and stability.

Drawings

FIG. 1 is a schematic structural view of a road and bridge elevator with an anti-falling device according to the present invention;

FIG. 2 is a schematic side view of the anti-falling device for a road and bridge elevator of the present invention;

FIG. 3 is a schematic view of a top view structure of a road and bridge elevator with an anti-falling device according to the present invention;

fig. 4 is the utility model provides a vertical roller and vertical auxiliary wheel schematic structure of anti-falling device road and bridge lifting machine.

In the figure: the anti-falling device comprises a main body frame 1, a lifting platform 2, a speed reducer 3, a pulley block 4, a steel wire rope 5, a channel steel 6, a square tube 7, a connecting plate 8, a guide wheel 9, a vertical roller 10, a vertical auxiliary wheel 11 and an anti-falling device 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an anti-falling device road and bridge elevator comprises a main body frame 1, a lifting platform 2, a speed reducer 3, a pulley block 4 and an anti-falling device 12, wherein the lifting platform 2 is installed in the main body frame 1, the top of the lifting platform 2 is fixedly provided with four upright posts and two door-shaped frames, the two door-shaped frames are arranged in parallel, the door-shaped frames are provided with eight vertical rollers 10 and eight vertical auxiliary wheels 11, the vertical rollers 10 are matched with the lifting platform 2, the table top of the lifting platform 2 is provided with a plurality of anti-sliding ribs, the anti-sliding ribs are arranged at equal intervals, the anti-falling device 12 is positioned at the upper half part of the outer side of the main body frame 1, the anti-falling device 12 comprises a brake, anti-falling hooks and anti-falling supporting plates, the number of the anti-falling hooks is four, the four anti-falling hooks are, the anti-falling supporting plate is positioned below the lifting platform 2 and is fixedly arranged on the main body frame 1.

The utility model discloses in, one side fixed mounting of main body frame 1 has speed reducer 3, and speed reducer 3's output shaft fixed mounting has wire rope 5's one end, and wire rope 5's other end fixed mounting is on lift platform 2.

The utility model discloses in, fixed mounting has a plurality of assembly pulleys 4 on the main body frame 1, and main body frame 1's top fixed mounting has leading wheel 9, and wire rope 5 passes assembly pulley 4 and leading wheel 9 in proper order.

The utility model discloses in, the output of stopper is connected with the one end of preventing weighing down the rope, prevents that the other end of weighing down the rope is connected with the one end of preventing weighing down the hook, prevents that the other end of weighing down the hook is installed on lift platform 2, is equipped with the limit switch who is used for the stopper on main body frame 1.

The utility model discloses in, equidistant interval fixed mounting has a plurality of square pipes 7 on the main body frame 1, and square pipe 7 goes up fixed welding and have connecting plate 8, and equal fixed mounting has the one end of channel-section steel 6 on the four corners position of connecting plate 8, and the equal fixed mounting of the other end of four channel-section steels 6 is on main body frame 1.

The utility model discloses in, the last door type frame of lift platform 2 is equipped with eight perpendicular gyro wheels 10 and eight perpendicular auxiliary wheels 11, perpendicular gyro wheel 10 depends on and does the operation from top to bottom on 1 four stands of main body frame, there is the anti-skidding muscle on 2 mesas of lift platform, the anti-skidding muscle is evenly spread out, place lift platform 2 goes up and down the in-process has reduced the risk of sideslipping, anti-falling device 12 is located the first one in 1 outside of main body frame, lift platform rises 2 to the assigned position after, limit switch on the touching, anti-falling device 12 closed work simultaneously, lower limit is loosened anti-falling device 12 and is broken off, make safer operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The anti-falling device road and bridge elevator is characterized by comprising a main body frame (1), a lifting platform (2), a speed reducer (3), a pulley block (4) and anti-falling devices (12), wherein the lifting platform (2) is installed in the main body frame (1), the top of the lifting platform (2) is fixedly provided with four stand columns and two door-shaped frames, the two door-shaped frames are arranged in parallel, the door-shaped frames are provided with eight vertical rollers (10) and eight vertical auxiliary wheels (11), the vertical rollers (10) are matched with the lifting platform (2), a plurality of anti-falling ribs are installed on the table top of the lifting platform (2) and are arranged at equal intervals, the anti-falling devices (12) are positioned at the upper half part of the outer side of the main body frame (1), the anti-falling devices (12) comprise brakes, anti-falling hooks and anti-falling plates, and the anti-falling hooks are four, four anti-falling hooks are located on the same horizontal line, the anti-falling supporting plates are four, the four anti-falling supporting plates are located on the same horizontal line, the anti-falling supporting plates are located below the lifting platform (2), and the anti-falling supporting plates are fixedly installed on the main body frame (1).

2. The anti-falling device road and bridge elevator as claimed in claim 1, characterized in that a speed reducer (3) is fixedly mounted on one side of the main frame (1), one end of a steel wire rope (5) is fixedly mounted on an output shaft of the speed reducer (3), and the other end of the steel wire rope (5) is fixedly mounted on the lifting platform (2).

3. The anti-falling device road and bridge elevator as claimed in claim 1, characterized in that a plurality of pulley blocks (4) are fixedly mounted on the main body frame (1), a guide wheel (9) is fixedly mounted on the top of the main body frame (1), and the steel wire rope (5) sequentially passes through the pulley blocks (4) and the guide wheel (9).

4. The anti-falling device road and bridge elevator as claimed in claim 1, wherein the output end of the brake is connected with one end of an anti-falling rope, the other end of the anti-falling rope is connected with one end of an anti-falling hook, and the other end of the anti-falling hook is mounted on the lifting platform (2).

5. The anti-falling device road and bridge elevator as claimed in claim 1, wherein the main frame (1) is fixedly provided with a plurality of square pipes (7) at equal intervals, the square pipes (7) are fixedly welded with connecting plates (8), one ends of the channel steels (6) are fixedly arranged at four corners of each connecting plate (8), and the other ends of the four channel steels (6) are fixedly arranged on the main frame (1).