CN221917114U - A lifting device - Google Patents

Abstract

The utility model discloses a hoisting device, which is arranged below a shielding piece, wherein the hoisting device comprises a fixed component arranged on the shielding piece, a track component is connected below the fixed component, the bottom of the track component is connected with a traction component, the fixed component comprises a first steel beam and a second steel beam, the first steel beam is arranged above the shielding piece, the second steel beam is arranged below the shielding piece, the first steel beam and the second steel beam are connected through a connecting stud, two ends of the connecting stud respectively penetrate through the shielding piece and are in threaded connection with the first steel beam and the second steel beam, the track component comprises two sliding rails arranged below the second steel beam, the tops of two sides of the sliding rails are connected with clamps, the opposite ends of the two clamps are provided with a plurality of groups of rollers, the sliding rails slide on the second steel beam through the rollers, the bottoms of the two sliding rails are connected with lifting lugs, the bottoms of the lifting lugs are connected with pulleys, and the two pulleys are connected through steel ropes. The utility model can rapidly hoist the heavy object under the shielding piece, and improves the hoisting efficiency.

Description

A lifting device

Technical Field

The utility model relates to the technical field of building construction, in particular to a hoisting device.

Background Art

In the process of hoisting construction of construction projects, tower cranes, truck cranes and crawler cranes are usually used to hoist materials and components. This type of hoisting method is suitable for transportation or hoisting in an unsheltered environment and requires an open site. For hoisting work under shelters, it is often impossible to hoist into place in one go and a second hoisting is required, which results in low hoisting efficiency and high costs.

Utility Model Content

The utility model aims to provide a lifting device which can lift heavy objects quickly under a shielding member, thereby improving the lifting efficiency.

The utility model is implemented as follows: a hoisting device is installed on a shielding member, the hoisting device comprises a fixing assembly installed on the shielding member, a track assembly is connected below the fixing assembly, a traction assembly is connected to the bottom of the track assembly, and a heavy object is hoisted by the traction assembly;

In which, the fixing assembly includes a first steel beam and a second steel beam, the first steel beam is arranged above the shielding member, and the second steel beam is arranged below the shielding member, the first steel beam and the second steel beam are connected by a connecting stud, both ends of the connecting stud respectively pass through the shielding member and are threadedly connected to the first steel beam and the second steel beam, the track assembly includes two sliding rails installed below the second steel beam, clamps are connected to the top ends of both sides of the sliding rails, and multiple groups of rollers are installed at the opposite ends of the two clamps, the sliding rails slide on the second steel beam through the rollers, the bottom ends of the two sliding rails are connected to lifting ears, the bottom ends of the lifting ears are connected to pulleys, the two pulleys are connected by a steel wire rope, after the steel wire rope is wound through one of the pulleys, it passes through the two lifting ears in turn and then winds through the other pulley, and one end of the steel wire rope is connected to a hook to hang the heavy object through the hook.

Optionally, the second steel beam is an I-shape, the first steel beam includes a first vertical steel plate and a first horizontal steel plate, the first horizontal steel plate is vertically connected to the bottom end of the first vertical steel plate, the second steel beam includes a second vertical steel plate, a second horizontal steel plate and a third horizontal steel plate, the second horizontal steel plate and the third horizontal steel plate are vertically connected to the upper and lower ends of the second vertical steel plate respectively, the two ends of the connecting stud are respectively connected to the first horizontal steel plate and the second horizontal steel plate, the roller is arranged on the surface of the third horizontal steel plate, and the slide rail slides along the third horizontal steel plate through the roller.

Optionally, the first steel beam is I-shaped, the number of the first horizontal steel plates is two, and the two first horizontal steel plates are vertically connected to both ends of the first vertical steel plate respectively.

Optionally, the horizontal distance between the rollers on both sides of the clamp is smaller than the width of the third horizontal steel plate, so that the rollers will not slide off the third horizontal steel plate.

Optionally, both ends of the connecting stud are threadedly sleeved with limit nuts to limit the first horizontal steel plate and the second horizontal steel plate through the limit nuts.

The lifting device of the utility model connects a fixing component with a shielding member so as to facilitate installation of a track component and a traction component under the fixing component, thereby suspending a lifting weight under the action of the traction component, and enables the weight to slide under the shielding member after lifting through the track component, thereby quickly adjusting the position of the lifting weight, facilitating rapid lifting of the weight under the shielding member, and effectively improving the lifting efficiency, reducing the construction cost, and facilitating operation when it is inconvenient to use a crane under the shielding member.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of the lifting device of the utility model;

FIG. 2 is a schematic diagram of the side structure of the lifting device of the present utility model.

Description of labels:

1. Shielding parts;

2. The first steel beam;

3. Second steel beam;

4. Connect studs;

5. Slide rail;

6. Clamp;

7. Roller;

8. Lifting lugs;

9. Pulley;

10. Steel wire rope;

11. Hook;

12. Limit nut;

201, first vertical steel plate;

202, first horizontal steel plate;

301, second vertical steel plate;

302, second horizontal steel plate;

303, third level steel plate.

DETAILED DESCRIPTION

The utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

Please refer to Figures 1 and 2. The utility model provides a lifting device installed on a shielding member 1. The lifting device includes a fixing assembly installed on the shielding member, a track assembly is connected below the fixing assembly, and a traction assembly is connected to the bottom of the track assembly to lift heavy objects through the traction assembly;

In which, the fixing assembly includes a first steel beam 2 and a second steel beam 3, the first steel beam 2 is arranged above the shielding member 1, and the second steel beam 3 is arranged below the shielding member 1, the first steel beam 2 and the second steel beam 3 are connected by a connecting stud 4, both ends of the connecting stud 4 respectively pass through the shielding member 1 and are threadedly connected to the first steel beam 2 and the second steel beam 3, the track assembly includes two slide rails 5 installed below the second steel beam 3, the top ends of the slide rails 5 are connected with clamps 6, and multiple groups of rollers 7 are installed at the opposite ends of the two clamps 6, the slide rails 5 slide on the second steel beam 3 through the rollers 7, the bottom ends of the two slide rails 5 are connected with lifting ears 8, the bottom ends of the lifting ears 8 are connected with pulleys 9, and the two pulleys 9 are connected by a steel wire rope 10, after the steel wire rope 10 is wound through one of the pulleys 9, it passes through the two lifting ears 8 in sequence and then is wound through the other pulley 9, and one end of the steel wire rope 10 is connected with a hook 11 to hang the heavy object through the hook 11.

In this embodiment, when it is necessary to hoist a heavy object under the shielding member 1, the first steel beam 2 and the second steel beam 3 are fixed to the upper and lower ends of the shielding member 1 by connecting the studs 4, and then the two slide rails 5 are slidably connected to the lower side of the second steel beam 3 by the rollers 7, and the heavy object is hung by the hook 11 at one end of the steel wire rope 10 after the steel wire rope 10 passes through the pulleys 9 respectively, and the steel wire rope 10 is pulled by the motor to hoist the heavy object, and because the slide rail 5 can slide along the bottom of the second steel beam 3 through multiple sets of rollers 7, after hoisting, the rail 5 can also slide along the second steel beam 3 through the rollers 7, so as to adjust the position of the hoisted heavy object, so as to facilitate the hoisting of the heavy object to the target position. And after the heavy object is hoisted, the entire device can be dismantled by removing the connecting studs 4, which is more convenient to use.

In some embodiments, the second steel beam 3 is I-shaped, the first steel beam 2 includes a first vertical steel plate 201 and a first horizontal steel plate 202, the first horizontal steel plate 202 is vertically connected to the bottom end of the first vertical steel plate 201, the second steel beam 3 includes a second vertical steel plate 301, a second horizontal steel plate 302 and a third horizontal steel plate 303, the second horizontal steel plate 302 and the third horizontal steel plate 303 are respectively vertically connected to the upper and lower ends of the second vertical steel plate 301, the two ends of the connecting stud 4 are respectively connected to the first horizontal steel plate 202 and the second horizontal steel plate 302, the roller 7 is arranged on the surface of the third horizontal steel plate 303, and the slide rail 5 slides along the third horizontal steel plate 303 through the roller 7, so as to facilitate the adjustment of the position of the slide rail 5.

Furthermore, the first steel beam 2 is I-shaped, the number of the first horizontal steel plates 202 is two, and the two first horizontal steel plates 202 are vertically connected to both ends of the first vertical steel plate 201 respectively.

In some embodiments, the horizontal distance between the rollers 7 on both sides of the clamp 6 is smaller than the width of the third horizontal steel plate 303, so that the rollers 7 will not slide off the third horizontal steel plate 303. It is ensured that the rollers 7 on the slide rail 5 will not slide when sliding along the third horizontal steel plate 303, thereby ensuring the stability of the slide rail 5 when moving and the safety when hoisting heavy objects.

In some embodiments, both ends of the connecting stud 4 are threadedly sleeved with limiting nuts 12 to limit the first horizontal steel plate 202 and the second horizontal steel plate 303 through the limiting nuts 12 to ensure the stability of the first steel beam 2 and the second steel beam 3.

The lifting device of the utility model connects a fixing component with a shielding member so as to facilitate installation of a track component and a traction component under the fixing component, thereby suspending a lifting weight under the action of the traction component, and enables the weight to slide under the shielding member after lifting through the track component, thereby quickly adjusting the position of the lifting weight, facilitating rapid lifting of the weight under the shielding member, and effectively improving the lifting efficiency, reducing the construction cost, and facilitating operation when it is inconvenient to use a crane under the shielding member.

The above are only preferred embodiments of the present invention and are not intended to limit the scope of protection of the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims (5)

1. A lifting device, characterized in that it is installed on a shielding member, the lifting device comprises a fixing assembly installed on the shielding member, a track assembly is connected below the fixing assembly, and a traction assembly is connected to the bottom of the track assembly, so as to lift a heavy object through the traction assembly; In which, the fixing assembly includes a first steel beam and a second steel beam, the first steel beam is arranged above the shielding member, and the second steel beam is arranged below the shielding member, the first steel beam and the second steel beam are connected by a connecting stud, both ends of the connecting stud respectively pass through the shielding member and are threadedly connected to the first steel beam and the second steel beam, the track assembly includes two sliding rails installed below the second steel beam, clamps are connected to the top ends of both sides of the sliding rails, and multiple groups of rollers are installed at the opposite ends of the two clamps, the sliding rails slide on the second steel beam through the rollers, the bottom ends of the two sliding rails are connected to lifting ears, the bottom ends of the lifting ears are connected to pulleys, the two pulleys are connected by a steel wire rope, after the steel wire rope is wound through one of the pulleys, it passes through the two lifting ears in turn and then winds through the other pulley, and one end of the steel wire rope is connected to a hook to hang the heavy object through the hook. 2. The lifting device according to claim 1 is characterized in that the second steel beam is an I-shape, the first steel beam includes a first vertical steel plate and a first horizontal steel plate, the first horizontal steel plate is vertically connected to the bottom end of the first vertical steel plate, the second steel beam includes a second vertical steel plate, a second horizontal steel plate and a third horizontal steel plate, the second horizontal steel plate and the third horizontal steel plate are respectively vertically connected to the upper and lower ends of the second vertical steel plate, the two ends of the connecting stud are respectively connected to the first horizontal steel plate and the second horizontal steel plate, the roller is arranged on the surface of the third horizontal steel plate, and the slide rail slides along the third horizontal steel plate through the roller. 3. The lifting device according to claim 2 is characterized in that the first steel beam is I-shaped, the number of the first horizontal steel plates is two, and the two first horizontal steel plates are vertically connected to both ends of the first vertical steel plate respectively. 4. The lifting device according to claim 2 is characterized in that the horizontal distance between the rollers on both sides of the clamp is smaller than the width of the third horizontal steel plate so that the rollers will not slide off the third horizontal steel plate. 5. The lifting device according to claim 3 is characterized in that both ends of the connecting stud are threadedly sleeved with limiting nuts, so as to limit the first horizontal steel plate and the second horizontal steel plate through the limiting nuts.