CN220351525U - Lifting structure for aerocar - Google Patents

Abstract

The utility model discloses a hoisting structure for a aviation vehicle, which relates to the technical field of cranes and comprises an aviation vehicle body, wherein a travelling trolley base is matched with the aviation vehicle body, travelling wheels matched with the aviation vehicle body are arranged at two ends of the travelling trolley base, a winding assembly is arranged on the travelling trolley base, a hook for hoisting a heavy object is arranged at the traction end of the winding assembly, a lifting box for protecting the heavy object is arranged at the outer side of the hook, a limiting unit is arranged at the lower end of the lifting box, the limiting unit comprises a plurality of sliding holes arranged at two sides of the lower end of the lifting box, and a telescopic plate is arranged in each sliding hole in a water-smooth manner. This application is through spacing unit and shrink spring, when the heavy object rises from ground, the expansion plate is inwards pulled out in self elastic effect to the telescopic rope, supports the heavy object, has avoided because rocking the danger that leads to the heavy object to break away from the couple, falls down from the high altitude.

Description

Lifting structure for aerocar

Technical Field

The utility model relates to the technical field of cranes, in particular to a crane structure for a aerocar.

Background

The hoisting machine is a machine capable of simultaneously vertically lifting and horizontally moving a counterweight, and is widely used as a main construction machine in industrial and civil construction engineering. The hoisting machinery is of a great variety, and mobile cranes are commonly used in building construction, and comprise: tower cranes, truck cranes, tyre cranes, crawler cranes, etc., and most basic hoisting machinery, windmills and construction lifts for vertical transport of high-rise buildings. The lifting machinery lifts or lifts and moves the weight through the lifting hook or other material taking device. The working process of the hoisting machinery generally comprises the steps of lifting, running, descending, returning to the original position and the like. The lifting mechanism lifts the weight from the object taking place through the object taking device, shifts the weight through the running, turning or amplitude changing mechanism, and returns to the original position after the weight is lowered at the designated place.

The prior art patent CN 213321152U proposes a hoisting structure for on-board, and the device utilizes the hoist to hang behind the heavy object, carries out spacingly through the left and right sides direction of shielding plate to lifting hook and heavy object, alleviates the heavy object and rocks, sets into triangle-shaped through fixed pulley and movable pulley simultaneously, can alleviate the rocking phenomenon that the heavy object appears at the lift in-process. But the original device can not support the bottom of the heavy object, when the heavy object is lifted, the heavy object falls from the high altitude due to shaking to separate from the hook, so that personal and property safety is caused.

Based on the above, a lifting structure for a aerocar is provided, so that the defects of the existing device can be overcome.

Disclosure of Invention

The utility model aims to provide a hoisting structure for a boat car, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a hoisting structure for on aerocar, includes the aerocar main part, the cooperation is equipped with a walking dolly base in the aerocar main part, walking dolly base both ends are equipped with the walking wheel with the bulk phase complex of aerocar, install a winding assembly on the walking dolly base, winding assembly's traction end is equipped with the couple that is used for lifting the heavy object, the couple outside is equipped with the headstock that protects the heavy object, the headstock lower extreme is equipped with spacing unit.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

in one alternative: the limiting unit comprises a plurality of sliding holes arranged on two sides of the lower end of the lifting box, a telescopic plate is arranged in each sliding hole in a water-smooth mode, a fixed plate is arranged at the outer end of each telescopic plate, the fixed plate is connected with the surface of the lifting box through a shrinkage spring, a fixed column is arranged at the inner end of each telescopic plate, the fixed column is connected with one end of a telescopic rope, and the other end of the telescopic rope penetrates through a perforation on the lifting box to be connected with the lower end of a walking trolley base.

In one alternative: the lower end of the expansion plate is provided with a reinforcing rib.

In one alternative: the winding assembly comprises a winding machine arranged at the upper end of the travelling trolley base, a winding roller is arranged at the output end of the winding machine, a winding area matched with a plurality of balance pull ropes is arranged on the winding roller, and the lower end of each balance pull rope penetrates through a perforation on the travelling trolley base to be connected and fixed with the top of the lifting box.

In one alternative: and a rope collecting drum for guiding the balance rope is arranged in the middle of the lower end of the walking trolley base.

In one alternative: the perforation position on the lifting box is provided with a fixed pulley for guiding the telescopic rope.

In one alternative: the telescopic rope is an elastic rope.

Compared with the prior art, the utility model has the following beneficial effects:

1. this application is through the setting of spacing unit and shrink spring, when the heavy object rises from ground, the expansion plate is inwards pulled out in self elastic effect to the flexible rope, supports the heavy object, has avoided because rocking the danger that leads to the heavy object to break away from the couple, falls down from the high altitude.

2. Through setting up a collection rope reel and balanced stay cord in this application, can strengthen the stability of jack box at the heavy object rising whereabouts in-process, avoided the jack box to appear the problem of rocking side by side, improved the security of device, be convenient for the workman carries out safe operation.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a side view of the present utility model.

Fig. 3 is a schematic view of the bottom structure of the present utility model.

Fig. 4 is a schematic structural diagram of a limiting unit according to the present utility model.

Reference numerals annotate: 10. a boat car body; 11. a walking trolley base; 12. a walking wheel; 13. a support plate; 14. a winder; 15. a balance stay cord; 16. a rope collecting drum; 17. a jack box; 18. a hook; 19. a limit unit; 1901. a telescoping plate; 1902. fixing the column; 1903. a fixing plate; 1904. a retraction spring; 20. a telescopic rope.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

In one embodiment, as shown in fig. 1-4, a lifting structure for a trolley comprises a trolley main body 10, a travelling trolley base 11 is cooperatively arranged on the trolley main body 10, travelling wheels 12 matched with the trolley main body 10 are arranged at two ends of the travelling trolley base 11, a winding assembly is mounted on the travelling trolley base 11, a hook 18 for lifting a heavy object is arranged at the traction end of the winding assembly, a lifting box 17 for protecting the heavy object is arranged at the outer side of the hook 18, a limiting unit is arranged at the lower end of the lifting box 17, a sliding groove is formed in the middle of the trolley main body, the traction end of the winding assembly on the trolley base is convenient to pass through, a winding roller is arranged at the output end of the winding machine at the upper end of the travelling trolley base, winding areas matched with a plurality of balance stay ropes are formed in the winding roller, a plurality of sliding holes on two sides of the lower end of the lifting box of the limiting unit, a telescopic plate is smoothly arranged in each sliding hole, the outer end of the telescopic plate is provided with a fixing plate, the fixing plate is connected with the surface of the lifting box through a spring, and the telescopic plate can be lifted and compressed.

The limiting unit 19 comprises a plurality of sliding holes arranged on two sides of the lower end of the lifting box 17, a telescopic plate 1901 is arranged on each sliding hole in a water-smooth mode, a fixed plate 1903 is arranged at the outer end of each telescopic plate 1901, the fixed plates 1903 are connected with the surface of the lifting box 17 through contraction springs 1904, a fixed column 1902 is arranged at the inner end of each telescopic plate 1901, one end of each fixed column 1902 is connected with one end of a telescopic rope 20, the other end of each telescopic rope 20 penetrates through a through hole in the lifting box 17 to be connected with the lower end of the travelling trolley base 11, a telescopic plate is arranged on each sliding hole in a water-smooth mode, a fixed plate is arranged at the outer end of each telescopic plate, the fixed plates are connected with the surface of the lifting box through contraction springs, the telescopic ropes are in a loose state in the ascending process, the telescopic plates can be contracted towards the inner side of the lifting box under the action of the contraction springs, the telescopic ropes are in a tight state in the descending process, the inward pulling force of the contraction springs can be counteracted, and the telescopic plates are stretched towards the outer sides of the lifting box.

The telescopic plate 1901 lower extreme is equipped with the strengthening rib, and wherein the strengthening rib that sets up on the telescopic plate does benefit to the stability and the intensity of strengthening the telescopic plate, makes it carry out the pulling-up and flexible in-process, does not change its intensity.

The winding assembly comprises a winding machine 13 arranged at the upper end of a travelling trolley base 11, a winding roller 14 is arranged at the output end of the winding machine 13, a winding area matched with a plurality of balance stay ropes 15 is arranged on the winding roller 14, the lower end of the balance stay ropes 15 penetrate through perforations in the travelling trolley base 11 to be connected and fixed with the top of a lifting box 17, the winding roller is arranged at the output end of the winding machine, the winding area on the winding roller can wind the plurality of balance stay ropes, so that the winding machine can drive the lifting box 17 to lift and fall, and the plurality of balance stay ropes are fixed at the top of the lifting box, so that the winding assembly is more stable in the movement process.

The middle position of the lower end of the walking trolley base 11 is provided with a rope collecting tube 16 for guiding the balance stay ropes 15, wherein the rope collecting tube is used for guiding the balance stay ropes, and a plurality of balance stay ropes are fixed at the top of the lifting box, so that the balance stay ropes are more stable in the movement process.

The perforated position on the jack box 17 is provided with a fixed pulley for guiding the telescopic rope 20, wherein the perforated position of the jack box is provided with the pulley for facilitating the rotation of the telescopic rope, so that the force is converted into the horizontal direction from the vertical direction, and the telescopic plate is driven to be pulled out through the pulling-up of the telescopic rope.

The telescopic rope 20 is an elastic rope, wherein the elasticity of the telescopic rope is convenient for the lifting box to pull out and push in the lifting and falling processes, so that the lifting box is ensured to support a counterweight in the lifting process, and the risk of falling in a high altitude is avoided.

The above embodiment discloses a lifting structure for use on a boat truck, wherein a travelling trolley moves to a position for lifting a heavy object, a winder performs reverse winding, the length of a balance stay rope is long, the lifting box falls under the action of gravity, the telescopic rope is in a tight state in the falling process, the inward tension of a contraction spring can be offset, the telescopic plate moves to the outer side of the lifting box, the telescopic plate is pulled outwards, when the lifting box falls close to the ground, the telescopic plate is gradually pulled out, the heavy object is placed on a hook, then the winder winds the balance stay rope, the lifting box moves upwards, the telescopic rope is in a loose state in the rising process, the telescopic plate can be contracted towards the inner side of the lifting box under the action of the contraction spring, the telescopic plate is pushed into the lifting box under the elasticity of the contraction spring, a lifting interface is formed under the heavy object, and the travelling trolley moves to a designated position for lowering, then the winder performs reverse winding and repeats the falling movement, and the heavy object is lowered.

The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (7)

1. The utility model provides a hoisting structure for on aerocar, includes aerocar main part (10), the cooperation is equipped with a travelling car base (11) on aerocar main part (10), travelling car base (11) both ends are equipped with travelling wheel (12) with aerocar main part (10) matched with, install a winding assembly on travelling car base (11), winding assembly's traction end is equipped with couple (18) that are used for lifting the weight, couple (18) outside is equipped with lifting box (17) that protect the weight, a serial communication port, lifting box (17) lower extreme is equipped with spacing unit (19).

2. The lifting structure for a boat truck according to claim 1, wherein the limiting unit (19) comprises a plurality of sliding holes arranged on two sides of the lower end of the lifting box (17), a telescopic plate (1901) is smoothly arranged in each sliding hole, a fixed plate (1903) is arranged at the outer end of the telescopic plate (1901), the fixed plate (1903) is connected with the surface of the lifting box (17) through a contraction spring (1904), a fixed column (1902) is arranged at the inner end of the telescopic plate (1901), the fixed column (1902) is connected with one end of a telescopic rope (20), and the other end of the telescopic rope (20) penetrates through a perforation on the lifting box (17) to be connected with the lower end of a travelling trolley base (11).

3. A lifting structure for use on a boat vehicle as claimed in claim 2, wherein the lower end of the expansion plate (1901) is provided with a reinforcing rib.

4. The hoisting structure for the aerocar according to claim 1, wherein the winding assembly comprises a winding machine (13) arranged at the upper end of the travelling trolley base (11), a winding roller (14) is arranged at the output end of the winding machine (13), a winding area matched with a plurality of balance pull ropes (15) is arranged on the winding roller (14), and the lower end of the balance pull ropes (15) penetrates through a through hole in the travelling trolley base (11) to be connected and fixed with the top of a hoisting box (17).

5. Hoisting structure for use in a boat truck as claimed in claim 4, characterized in that a rope collecting drum (16) for guiding a balance rope (15) is provided in the middle of the lower end of the traveling carriage base (11).

6. Hoisting structure for use on a boat truck according to claim 1, characterized in that the perforated position on the hoisting box (17) is provided with a fixed pulley for guiding the telescopic rope (20).

7. A lifting structure for use on a boat vehicle as claimed in claim 6, wherein said telescopic rope (20) is an elastic rope.