CN221093500U

CN221093500U - Double-hoist single-beam crane with adjusting function

Info

Publication number: CN221093500U
Application number: CN202420972465.2U
Authority: CN
Inventors: 韩民强; 韩民胜; 徐鹏飞; 魏星; 胡存立
Original assignee: Henan Province Fada Crane Co ltd
Current assignee: Henan Province Fada Crane Co ltd
Priority date: 2024-05-08
Filing date: 2024-05-08
Publication date: 2024-06-07
Anticipated expiration: 2034-05-08

Abstract

The utility model discloses a double-hoist single-beam crane with an adjusting function, which comprises a cross beam and a first movable trolley, wherein a rotating device and an adjusting device are arranged below the first movable trolley, the rotating device comprises a first motor, a fixed plate, a rotating ring and a limiting ring, the first motor is arranged on the fixed plate, an output shaft of the first motor penetrates through the fixed plate and is connected with the rotating plate, and the rotating ring is fixedly arranged on the upper surface of the rotating plate.

Description

Double-hoist single-beam crane with adjusting function

Technical Field

The utility model relates to the technical field of cranes, in particular to a double-hoist single-beam crane with an adjusting function.

Background

At present, most of the most commonly used cranes are single-beam single electric hoist, in order to improve the connection stability in the lifting process, a plurality of cranes are provided with double electric hoist, before lifting, two electric hoist and articles are connected together respectively, the articles are lifted through the two electric hoist, even if the connection part of one electric hoist falls off or breaks, the other electric hoist can still be maintained in the air, and the articles are prevented from being broken or workers are prevented from being injured by falling. However, the distance between two electric hoists in the existing single-beam double-hoist crane is not easy to adjust according to the size of the object, so that a steel cable in the electric hoist is not in a vertical state, friction is easily generated between the steel cable and the outer shell of the electric hoist in the wire winding process, and the service life of the steel cable is reduced; in addition, in the lifting process, two electric hoists are generally connected with two ends of an article along the length direction, so that the stability is higher during lifting, but the placement orientation of the article to be lifted is random at present, and the electric hoists are difficult to connect with two ends of the article.

Disclosure of utility model

(One) solving the technical problems

Aiming at the problems in the prior art, the utility model provides a double-hoist single-beam crane with an adjusting function, which aims to solve the technical problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a two calabash monospar hoists with regulatory function, includes crossbeam and first travelling car, first travelling car below is equipped with rotary device and adjusting device, rotary device includes first motor, fixed plate, rotor plate, swivel ring and spacing ring, first motor sets up on the fixed plate, and its output shaft runs through the fixed plate and is connected with the rotor plate, the fixed setting of swivel ring is at the rotor plate upper surface, and swivel ring rotates the cover and establish outside the fixed plate, the top fixed connection of spacing ring and swivel ring, and the lower surface of spacing ring and the upper surface sliding fit of fixed plate, adjusting device sets up in the below of rotor plate, just adjusting device includes first riser, second motor, lead screw, guide bar, first movable block and second movable block, first riser and second riser symmetry set up at the both ends of rotor plate, the both ends of lead screw respectively with first riser and second riser rotate to be connected, the both ends of guide bar respectively with first riser and second riser fixed connection.

The utility model is further characterized in that the first moving block and the second moving block are respectively sleeved at two ends of the screw rod in a threaded mode, the threaded directions of the two ends of the screw rod are opposite, the second motor is arranged on one side of the first vertical plate, and an output shaft of the second motor penetrates through the first vertical plate and is connected with the screw rod.

The utility model is further arranged that the two ends of the first moving block and the second moving block are respectively provided with an extension block, the two sides of the lower surface of the rotating plate are respectively provided with an L-shaped frame, and the extension blocks are arranged on the L-shaped frames in a sliding way.

The utility model is further arranged that the lower surface of the first moving block is provided with a first electric hoist, and the lower surface of the second moving block is provided with a second electric hoist.

The utility model is further arranged that the upper surface of the fixed plate is provided with a connecting frame, the first motor is arranged in the connecting frame, and the top end of the connecting frame is connected with the lower surface of the first movable trolley.

The utility model is further characterized in that the upper surface of the rotating plate is provided with a reinforcing rib, and the reinforcing rib is fixedly connected with the rotating ring.

The utility model is further characterized in that the lower parts of the two ends of the cross beam are respectively provided with a vertical frame, the lower surfaces of the two ends of the cross beam are respectively provided with a second movable trolley, and the two second movable trolleys are respectively connected with the two vertical frames in a sliding way.

The utility model is further characterized in that the lower surface of the limiting ring is provided with a plane bearing, and the lower surface of the plane bearing is connected with the upper surface of the fixing plate.

(III) beneficial effects

Compared with the prior art, the utility model provides the double-hoist single-beam crane with the adjusting function, which has the following beneficial effects:

1. The adjusting device is arranged in the utility model, so that the distance between the first electric hoist and the second electric hoist can be conveniently adjusted according to the size of an article, and the steel cable is vertically downward after the first electric hoist and the second electric hoist are connected with the article, thereby preventing the first electric hoist and the second electric hoist from being worn in the wire winding process of the steel cable.

2. The rotating device is arranged in the utility model, so that the rotating plate is conveniently driven to rotate by the first motor, and the direction of the connecting line of the first electric hoist and the second electric hoist is further adjusted, so that the connecting line corresponds to the direction of an article, and the connecting line is convenient to connect with two ends of the article.

3. The rotating ring and the limiting ring are arranged in the utility model, so that the connection stability of the rotating connection part between the rotating plate and the fixed plate is improved, and the rotating plate is prevented from falling off the fixed plate as much as possible.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a double-hoist single-beam crane with an adjusting function in the utility model;

FIG. 2 is a schematic view of a rotating device and an adjusting device according to the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 2 at another angle in the present utility model;

FIG. 4 is a schematic view showing the structure of the present utility model in a state in which the rotating plate and the fixed plate are not connected;

fig. 5 is a schematic structural diagram of a first moving block in the present utility model.

In the figure: 1. a cross beam; 2. a first travelling car; 3. a first motor; 4. a fixing plate; 5. a rotating plate; 6. a rotating ring; 7. a limiting ring; 8. a first vertical plate; 9. a second vertical plate; 10. a second motor; 11. a screw rod; 12. a guide rod; 13. a first moving block; 14. a second moving block; 15. an extension block; 16. an L-shaped frame; 17. a first electric hoist; 18. a second electric hoist; 19. a connecting frame; 20. reinforcing ribs; 21. a vertical frame; 22. a second mobile cart; 23. a planar bearing.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Referring to fig. 1-5, a double-hoist single-beam crane with an adjusting function comprises a cross beam 1 and a first moving trolley 2, wherein a rotating device and an adjusting device are arranged below the first moving trolley 2, the rotating device comprises a first motor 3, a fixed plate 4, a rotating plate 5, a rotating ring 6 and a limiting ring 7, the first motor 3 is arranged on the fixed plate 4, an output shaft of the first motor penetrates through the fixed plate 4 and is connected with the rotating plate 5, the rotating ring 6 is fixedly arranged on the upper surface of the rotating plate 5, the rotating ring 6 is rotationally sleeved outside the fixed plate 4, the limiting ring 7 is fixedly connected with the top end of the rotating ring 6, the lower surface of the limiting ring 7 is in sliding fit with the upper surface of the fixed plate 4, the adjusting device is arranged below the rotating plate 5, the adjusting device comprises a first vertical plate 8, a second vertical plate 9, a second motor 10, a lead screw 11, a guide rod 12, a first moving block 13 and a second moving block 14, the two ends of the first vertical plate 8 and the second vertical plate 9 are symmetrically arranged at two ends of the 5, the two ends of the lead screw 11 are respectively connected with the two ends of the first vertical plate 8 and the second vertical plate 9 in a rotationally-connecting mode, and the two ends of the first vertical plate 9 and the two ends of the guide rod 9 are respectively connected with the two ends of the first vertical plate and the two ends are respectively. The lower part at both ends of the beam 1 is provided with a vertical frame 21, the lower surfaces at both ends of the beam 1 are provided with second movable trolleys 22, and the two second movable trolleys 22 are respectively connected with the two vertical frames 21 in a sliding manner.

In this embodiment, the beam 1 is mounted on the stand 21 through two second travelling wagons 22, and the first travelling wagons 2 are mounted on the beam 1, and the first travelling wagons 2 and the second travelling wagons 22 are both preset with driving mechanisms, so that the first travelling wagons 2 and the second travelling wagons 22 can be driven to move on the beam 1 or the stand 21, the distance between the first electric hoist 17 and the second electric hoist 18 and the direction of the connecting line are adjusted according to the size and the direction of the article, the beam 1 is driven to move on the stand 21 through the second travelling wagons 22, and the first travelling wagons 2 are used for driving the first electric hoist 17 and the second electric hoist 18 to move on the beam 1 until the first electric hoist 17 and the second electric hoist 18 move above the article, and at this time, the article can be lifted by the first electric hoist 17 and the second electric hoist 18.

Referring to fig. 1-5, as one embodiment of the adjustment device: the first moving block 13 and the second moving block 14 are respectively sleeved at two ends of the screw rod 11 in a threaded mode, the threaded directions of the two ends of the screw rod 11 are opposite, the second motor 10 is installed on one side of the first vertical plate 8, and an output shaft of the second motor penetrates through the first vertical plate 8 and is connected with the screw rod 11. The both ends of first movable block 13 and second movable block 14 all are equipped with extension piece 15, and the both sides of rotor plate 5 lower surface all are equipped with L type frame 16, and extension piece 15 slip setting is on L type frame 16. The lower surface of the first moving block 13 is provided with a first electric hoist 17, and the lower surface of the second moving block 14 is provided with a second electric hoist 18. The upper surface of fixed plate 4 is equipped with link 19, and first motor 3 sets up in link 19, and the top of link 19 is connected with the lower surface of first travelling car 2. The upper surface of the rotating plate 5 is provided with a reinforcing rib 20, and the reinforcing rib 20 is fixedly connected with the rotating ring 6. The lower surface of the limiting ring 7 is provided with a plane bearing 23, and the lower surface of the plane bearing 23 is connected with the upper surface of the fixed plate 4.

More specifically, when the distance between the first electric hoist 17 and the second electric hoist 18 is adjusted, the second motor 10 is started at this time to drive the screw rod 11 to rotate, and drive the first moving block 13 and the second moving block 14 to move away from or approach each other along the guide rod 12 until the first moving block 13 and the second moving block 14 move to a proper distance, and at this time, the direction of the connection line between the first electric hoist 17 and the second electric hoist 18 is adjusted according to the direction of the object, and the first motor 3 is started to drive the rotating plate 5, the rotating ring 6 and the limiting ring 7 to rotate.

In summary, the overall device is in use or running: the crossbeam 1 is installed on the stand 21 through two second travelling wagons 22, and first travelling wagons 2 are installed on the crossbeam 1, all preset actuating mechanism in first travelling wagons 2 and the second travelling wagons 22, can drive it to move on crossbeam 1 or stand 21, first according to the size and the orientation of article the distance and the direction of line of adjustment first electric hoist 17 and second electric hoist 18, drive crossbeam 1 through second travelling wagons 22 and move on stand 21, drive first electric hoist 17 and second electric hoist 18 through first travelling wagons 2 and move on crossbeam 1 until first electric hoist 17 and second electric hoist 18 move to the top of article, can lift by crane article through first electric hoist 17 and second electric hoist 18 this moment.

When the distance between the first electric hoist 17 and the second electric hoist 18 is adjusted, the second motor 10 is started at this time to drive the screw rod 11 to rotate, and drive the first moving block 13 and the second moving block 14 to move away from or close to each other along the guide rod 12 until the first moving block 13 and the second moving block 14 move to a proper distance, and at this time, the direction of the connection line between the first electric hoist 17 and the second electric hoist 18 is adjusted according to the direction of the object, and the first motor 3 is started to drive the rotating plate 5, the rotating ring 6 and the limiting ring 7 to rotate.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a two calabash monospar cranes with regulatory function, includes crossbeam (1) and first travelling car (2), characterized by: the rotary device comprises a first motor (3), a fixed plate (4), a rotary plate (5), a rotary ring (6) and a limiting ring (7), wherein the first motor (3) is arranged on the fixed plate (4), an output shaft of the rotary device penetrates through the fixed plate (4) and is connected with the rotary plate (5), the rotary ring (6) is fixedly arranged on the upper surface of the rotary plate (5), the rotary ring (6) is rotationally sleeved outside the fixed plate (4), the top ends of the limiting ring (7) and the rotary ring (6) are fixedly connected, the lower surface of the limiting ring (7) is in sliding fit with the upper surface of the fixed plate (4), the adjusting device is arranged below the rotary plate (5), the adjusting device comprises a first vertical plate (8), a second vertical plate (9), a second motor (10), a guide rod (12), a first moving block (13) and a second moving block (14), the first vertical plate (8) and the second vertical plate (9) are symmetrically arranged at the two ends of the first vertical plate (8) and the second vertical plate (11) are respectively connected with the second vertical plate (5), both ends of the guide rod (12) are fixedly connected with the first vertical plate (8) and the second vertical plate (9) respectively.

2. The double-hoist single-beam crane with the adjusting function according to claim 1, characterized in that: the first moving block (13) and the second moving block (14) are respectively arranged at two ends of the screw rod (11) in a threaded sleeved mode, the directions of threads at the two ends of the screw rod (11) are opposite, the second motor (10) is arranged on one side of the first vertical plate (8), and an output shaft of the second motor penetrates through the first vertical plate (8) and is connected with the screw rod (11).

3. The double-hoist single-beam crane with the adjusting function according to claim 2, characterized in that: extension blocks (15) are arranged at two ends of the first moving block (13) and the second moving block (14), L-shaped frames (16) are arranged at two sides of the lower surface of the rotating plate (5), and the extension blocks (15) are arranged on the L-shaped frames (16) in a sliding mode.

4. A double-hoist single-beam crane with adjusting function according to claim 3, characterized in that: the lower surface of the first moving block (13) is provided with a first electric hoist (17), and the lower surface of the second moving block (14) is provided with a second electric hoist (18).

5. The double-hoist single-beam crane with the adjusting function according to claim 1, characterized in that: the upper surface of fixed plate (4) is equipped with link (19), and first motor (3) set up in link (19), the top of link (19) is connected with the lower surface of first travelling car (2).

6. The double-hoist single-beam crane with the adjusting function according to claim 1, characterized in that: the upper surface of the rotating plate (5) is provided with a reinforcing rib (20), and the reinforcing rib (20) is fixedly connected with the rotating ring (6).

7. The double-hoist single-beam crane with the adjusting function according to claim 1, characterized in that: the lower part at both ends of the beam (1) is provided with a vertical frame (21), the lower surfaces at both ends of the beam (1) are provided with second movable trolleys (22), and the two second movable trolleys (22) are respectively connected with the two vertical frames (21) in a sliding way.

8. The double-hoist single-beam crane with the adjusting function according to claim 1, characterized in that: the lower surface of the limiting ring (7) is provided with a plane bearing (23), and the lower surface of the plane bearing (23) is connected with the upper surface of the fixed plate (4).