CN216836859U - Hoisting equipment with adjustable length - Google Patents

Abstract

The utility model discloses a lifting device with adjustable length, which comprises a bottom plate, a rotating plate is rotatably connected above the bottom plate, a vertical plate is fixed at the middle position of the top of the rotating plate, and a top end of the vertical plate is fixed with a rotating plate. A boom, the end of the boom away from the vertical plate is provided with an opening, and the interior of the opening is slidably connected with an extension arm for adjusting the length of the boom, and also includes an adjustment assembly and a rotating assembly; the adjustment assembly is composed of In order to adjust the extended length of the extension arm, the adjustment component is located at the top of the boom; the rotation component is used to drive the boom to rotate, and the rotation component is located above the bottom plate. The new type can change the overall length of the boom according to the size of the operation space, so that the boom can be used in different scenarios, so that the lifting equipment has a wide application range, simple structure and convenient use.

Description

A lifting device with adjustable length

technical field

The utility model relates to the technical field of lifting equipment, in particular to a lifting equipment with adjustable length.

Background technique

Lifting equipment refers to electromechanical equipment used for vertical lifting or vertical lifting and horizontal moving of heavy objects. Lifting equipment is to lift or lift and move heavy objects through lifting hooks or other retrieval devices.

The existing Chinese patent publication number CN209481079U discloses a small lifting device that is easy to move. By setting a hydraulic lifting column, the lifting device can be lifted and lowered, so that the base is separated from the ground. The rod and the locking nut are convenient for the movement of the hoisting mechanism. At the same time, when the hydraulic lifting column lifts and lowers the device, the traveling mechanism is retracted to avoid direct contact between the traveling mechanism and the ground when the device is working.

When the above lifting equipment is in use, the length of the boom cannot be adjusted, and the length of the boom cannot be changed according to the size of the operation space. It is not suitable for lifting operations in more scenarios, and the scope of application is narrow. This problem, now provides a lifting device with adjustable length.

Utility model content

The purpose of the present invention is to provide a lifting device with adjustable length to solve the problems raised in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

A lifting device with adjustable length includes a bottom plate, a rotating plate is rotatably connected above the bottom plate, a vertical plate is fixed at the middle position of the top of the rotating plate, and a lifting arm is fixed on the top of the vertical plate, so the One end of the boom away from the vertical plate is provided with an opening, and the inside of the opening is slidably connected with an extension arm for adjusting the length of the boom, and one end of the extension arm away from the boom is provided with a hoisting device for hoisting articles components, including adjustment components and rotating components;

the adjustment assembly is used to adjust the extended length of the extension arm, and the adjustment assembly is located at the top end of the boom;

The rotating assembly is used to drive the boom to rotate, and the rotating assembly is located above the bottom plate.

As a further solution of the present invention: the adjustment assembly includes a chute located on the upper surface of the boom, the chute communicates with the opening, a rack is fixed on the upper end of the extension arm, and the rack is connected to the opening. The chute is slidably connected, the top of the rack is provided with a second gear that meshes with the rack, and one side of the second gear is provided with a second motor for driving the second gear to rotate, the second motor fixed on the upper end face of the boom.

As a further solution of the present invention, the rotating assembly includes a gear ring sleeved on the outer side of the rotating plate, a first gear meshing with the gear ring is arranged on one side of the gear ring, and the first gear is engaged with the gear ring. The upper end is fixed with a first motor for driving the first gear to rotate.

As a further solution of the present invention, the bottom end of the first motor is provided with a support member for fixing the first motor, and both sides of the bottom end of the support member are fixedly connected to the surface of the bottom plate.

As a further solution of the present invention: the hoisting assembly includes a guide wheel located at one end of the extension arm away from the boom, the surface of the guide wheel is provided with a steel rope matching the guide wheel, and the bottom end of the steel rope is fixed There is a hook for easy hoisting, and the upper end of the extension arm is fixed with a winding member for winding the steel rope.

As a further solution of the present invention: the surface of the vertical plate is equidistantly fixed with a plurality of sets of second reinforcing rods for increasing the stability of the vertical plate, and the bottom ends of the second reinforcing rods are fixed to the surface of the rotating plate connect.

As a further solution of the present invention: the bottom end of the boom is fixed with a first reinforcement rod for increasing the stability of the boom, and the other end of the first reinforcement rod is fixedly connected to the surface of the vertical plate .

Compared with the prior art, the beneficial effects of the present utility model are:

The utility model can drive the extension arm to move into or out of the interior of the boom by being provided with an adjustment component, so that the overall length of the boom can be changed according to the size of the working space, so that the boom can be used in different scenarios, thereby The hoisting equipment has a wide application range, simple structure and convenient use.

The utility model is provided with a rotating component, which can drive the turning plate to rotate, thereby can drive the hoisting arm and the extension arm to rotate, so as to facilitate the adjustment of the position of the hoisting component, and is more flexible in use and convenient in operation.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is an enlarged structural schematic diagram of part A in FIG. 1 of the present utility model.

FIG. 3 is an enlarged structural schematic diagram of part B in FIG. 1 of the present utility model.

Among them: 11, bottom plate; 12, rotary plate; 13, gear ring; 14, first gear; 15, first motor; 16, vertical plate; 17, boom; 18, extension arm; 19, opening; 20, Chute; 21, rack; 22, second gear; 23, second motor; 24, rewinding part; 25, guide wheel; 26, steel rope; 27, hook; 28, first reinforcing rod; 29, Second reinforcement bar.

Detailed ways

Example 1

Please refer to FIG. 1 to FIG. 3 . In the embodiment of the present invention, a lifting device with adjustable length includes a bottom plate 11 , a rotating plate 12 is rotatably connected above the bottom plate 11 , and a top middle of the rotating plate 12 is rotatably connected. A vertical plate 16 is fixed in position, the top of the vertical plate 16 is fixed with a boom 17, and one end of the boom 17 away from the vertical plate 16 is provided with an opening 19. The extension arm 18 of the length of the boom 17, the end of the extension arm 18 away from the boom 17 is provided with a hoisting component for hoisting the article, and also includes an adjustment component and a rotation component;

The adjustment assembly is used to adjust the extended length of the extension arm 18, so that the overall length of the boom 17 can be changed according to the size of the work space, so that the boom 17 can be used in different scenarios. The assembly is located at the top of the boom 17;

The rotating assembly is used to drive the hoisting arm 17 to rotate, so as to facilitate the adjustment of the position of the hoisting assembly, and is more flexible in use. The rotating assembly is located above the bottom plate 11 .

The adjustment assembly includes a chute 20 located on the upper surface of the boom 17, the chute 20 communicates with the opening 19, a rack 21 is fixed on the upper end of the extension arm 18, and the rack 21 communicates with the opening 19. The chute 20 is slidably connected, the top of the rack 21 is provided with a second gear 22 that meshes with the rack 21, and one side of the second gear 22 is provided with a second motor 23 for driving the second gear 22 to rotate , the second motor 23 is fixed on the upper end face of the boom 17. When in use, by starting the second motor 23, the second motor 23 can drive the second gear 22 to rotate, and the second gear 22 can drive the rack 21 By sliding inside the chute 20 , the extension arm 18 can be driven to move inside the boom 17 , so that the extension arm 18 can move in or out of the boom 17 , so that the overall length of the boom 17 can be adjusted.

The rotating assembly includes a gear ring 13 sleeved on the outer side of the rotating plate 12 , one side of the gear ring 13 is provided with a first gear 14 meshing with the gear ring 13 , and the upper end of the first gear 14 is fixed There is a first motor 15 for driving the first gear 14 to rotate. When in use, by starting the first motor 15, the first motor 15 can drive the first gear 14 to rotate, the first gear 14 can drive the gear ring 13 to rotate, and the gear ring 13 The rotating plate 12 can be driven to rotate, and the rotating plate 12 can drive the lifting arm 17 and the extension arm 18 to rotate through the vertical plate 16 , so as to drive the hook 27 to rotate.

The bottom end of the first motor 15 is provided with a support member for fixing the first motor 15 , and both sides of the bottom end of the support member are fixedly connected to the surface of the bottom plate 11 . The motor 15 is supported and fixed to increase the stability of the first motor 15 during operation.

The hoisting assembly includes a guide wheel 25 located at one end of the extension arm 18 away from the boom 17. The surface of the guide wheel 25 is provided with a steel wire 26 that matches the guide wheel 25. The bottom end of the steel wire 26 is fixed with a wire rope 26. The hook 27 is convenient for hoisting. The upper end of the extension arm 18 is fixed with a winding member 24 for winding the steel rope 26. When in use, the object to be lifted is hooked by the hook 27, and the winding member 24 The steel rope 26 can be reeled, so that the articles can be hoisted. It should be noted here that the rewinding member 24 is in the prior art, which will not be described in detail here.

Example 2

Please refer to FIG. 1 to FIG. 3 . The difference from Embodiment 1 is that a plurality of sets of second reinforcing rods 29 for increasing the stability of the vertical plate 16 are fixed on the surface of the vertical plate 16 equidistantly. The bottom end of the rod 29 is fixedly connected with the surface of the rotating plate 12 , and the second reinforcing rod 29 can increase the stability of the vertical plate 16 , thereby increasing the stability of the lifting equipment during operation.

The bottom end of the boom 17 is fixed with a first reinforcement rod 28 for increasing the stability of the boom 17, the other end of the first reinforcement rod 28 is fixedly connected with the surface of the vertical plate 16, the first reinforcement The rod 28 can increase the stability of the jib 17, thereby further increasing the stability of the hoisting equipment during operation and being convenient to use.

The working principle of the utility model is:

When the utility model is in use, when the length of the boom 17 needs to be adjusted, by starting the second motor 23, the second motor 23 can drive the second gear 22 to rotate, and the second gear 22 can drive the rack 21 to slide The inside of the slot 20 slides so as to drive the extension arm 18 to move inside the boom 17, so that the extension arm 18 can move in or out of the boom 17, so that the overall length of the boom 17 can be adjusted. 27 Hook the item to be lifted, and the wire rope 26 can be wound through the winding member 24, so that the lifting of the item can be realized. When the position of the hook 27 needs to be adjusted, by starting the first motor 15, the first motor 15 is activated. A motor 15 can drive the first gear 14 to rotate, the first gear 14 can drive the gear ring 13 to rotate, the gear ring 13 can drive the rotating plate 12 to rotate, and the rotating plate 12 can drive the lifting arm 17 and the extension arm 18 to rotate through the vertical plate 16 , so that the hook 27 can be driven to rotate, which is convenient to use.

Claims (7)

1. The hoisting equipment with the adjustable length comprises a bottom plate (11), wherein a rotating plate (12) is rotatably connected above the bottom plate (11), a vertical plate (16) is fixed in the middle position of the top of the rotating plate (12), a lifting arm (17) is fixed at the top end of the vertical plate (16), an opening (19) is formed in one end, away from the vertical plate (16), of the lifting arm (17), an extension arm (18) used for adjusting the length of the lifting arm (17) is slidably connected inside the opening (19), and a hoisting assembly used for hoisting an object is arranged at one end, away from the lifting arm (17), of the extension arm (18);

the adjusting assembly is used for adjusting the extending length of the extension arm (18) and is positioned at the top end of the crane arm (17);

the rotating assembly is used for driving the crane boom (17) to rotate, and the rotating assembly is located above the bottom plate (11).

2. A lifting device with adjustable length as claimed in claim 1, wherein the adjusting assembly comprises a sliding groove (20) located on the upper surface of the lifting arm (17), the sliding groove (20) is communicated with the opening (19), a rack (21) is fixed on the upper end of the extension arm (18), the rack (21) is slidably connected with the sliding groove (20), a second gear (22) meshed with the rack (21) is arranged above the rack (21), a second motor (23) for driving the second gear (22) to rotate is arranged on one side of the second gear (22), and the second motor (23) is fixed on the upper end surface of the lifting arm (17).

3. The lifting equipment with the adjustable length as claimed in claim 1, wherein the rotating assembly comprises a toothed ring (13) sleeved outside the rotating plate (12), a first gear (14) meshed with the toothed ring (13) is arranged on one side of the toothed ring (13), and a first motor (15) for driving the first gear (14) to rotate is fixed at the upper end of the first gear (14).

4. A lifting device with adjustable length as claimed in claim 3, characterized in that the bottom end of the first motor (15) is provided with a support for fixing the first motor (15), and both sides of the bottom end of the support are fixedly connected with the surface of the bottom plate (11).

5. A hoisting device with adjustable length as claimed in claim 1, characterized in that the hoisting assembly comprises a guide wheel (25) at the end of the extension arm (18) remote from the jib (17), the surface of the guide wheel (25) is provided with a steel cable (26) matching the guide wheel (25), the bottom end of the steel cable (26) is fixed with a hook (27) for facilitating hoisting, and the upper end of the extension arm (18) is fixed with a winding member (24) for winding up the steel cable (26).

6. A length adjustable lifting device as claimed in claim 1, characterized in that the surfaces of the risers (16) are equidistantly fixed with a plurality of sets of second reinforcement bars (29) for increasing the stability of the risers (16), the bottom ends of the second reinforcement bars (29) being fixedly connected with the surface of the swivel plate (12).

7. A length adjustable crane according to claim 1, characterized in that the bottom end of the boom (17) is fixed with a first reinforcement bar (28) for increasing the stability of the boom (17), and the other end of the first reinforcement bar (28) is fixedly connected with the surface of the riser (16).

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