CN218909646U

CN218909646U - High-efficient safe driving hoisting mechanism

Info

Publication number: CN218909646U
Application number: CN202223260729.1U
Authority: CN
Inventors: 孙炜; 孙政; 刘添
Original assignee: Jingzhou Zhongshui Environmental Protection Co ltd
Current assignee: Jingzhou Zhongshui Environmental Protection Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-04-25
Anticipated expiration: 2032-12-06

Abstract

The utility model relates to the technical field of traveling cranes and discloses a high-efficiency and safe traveling crane lifting mechanism which comprises a traveling crane main beam, an electric sliding rail, a mounting plate, a hydraulic cylinder, a rectangular plate, a first adjusting component, a supporting plate and a second adjusting component. The utility model has the following advantages and effects: can be quick efficient adjust the position of lifting hook to be convenient for quick efficient with the hanger hook on waiting to hoist and mount the article, can make the layer board keep fixed inclination operation at the in-process of hoist and mount simultaneously, thereby can effectually avoid waiting to hoist and mount the article and appear making a round trip easily and rock the unsafe factor that leads to at hoist and mount transportation in-process, and then can effectually improve the security of lifting by crane.

Description

High-efficient safe driving hoisting mechanism

Technical Field

The utility model relates to the technical field of travelling crane, in particular to a high-efficiency and safe travelling crane lifting mechanism.

Background

The crane, the aerocar and the crown block are common names of people on the crane, and the crane is basically the same as the crane which is called at present. The driving modes are basically two types, namely, one is concentrated driving, namely, one motor drives a long driving shaft to drive driving wheels on two sides; and secondly, driving respectively, namely driving wheels on two sides are driven by a motor respectively. The middle and small bridge cranes are usually driven by a three-in-one driving mode of combining a brake, a speed reducer and a motor, and the driving device is usually a universal coupling for the convenience of installation and adjustment of the large-lifting-weight common bridge crane. The traditional crane is used for hoisting an object to be hoisted in a crane-like manner, the adopted steel cable is generally in a vertical state in the hoisting process, irregular swing can often occur in the hoisting process, and the hoisting safety can be influenced, so the utility model provides a high-efficiency and safe crane hoisting mechanism for solving the problems.

Disclosure of Invention

The utility model aims to provide a high-efficiency and safe crane lifting mechanism, which can be used for quickly and efficiently adjusting the position of a lifting hook, so that the lifting hook can be conveniently and quickly hooked on an object to be lifted, and meanwhile, a supporting plate can be kept at a fixed inclination angle to operate in the lifting process, so that unsafe factors caused by the fact that the object to be lifted easily shakes back and forth in the lifting and transferring process can be effectively avoided, and the lifting safety can be effectively improved.

The technical aim of the utility model is realized by the following technical scheme: a high-efficiency safe crane lifting mechanism comprises a crane girder, an electric slide rail, a mounting plate, a hydraulic cylinder, a rectangular plate, a first adjusting component, a supporting plate and a second adjusting component;

the electric sliding rail is fixedly mounted on the travelling crane main beam, the mounting plate is mounted on the electric sliding rail, the hydraulic cylinder is fixedly mounted on the bottom side of the mounting plate, the bottom end of the hydraulic cylinder is fixedly connected with the rectangular plate, the first adjusting component is arranged on the rectangular plate and is connected with the supporting plate, the second adjusting component is arranged on the bottom side of the supporting plate, and a plurality of lifting hooks are arranged on the second adjusting component.

The utility model is further provided with: the first adjusting component comprises two strip-shaped plates, four rotating pins, four supporting plates and four steel ropes, a strip-shaped opening is formed in the rectangular plate, the two strip-shaped plates are slidably mounted in the strip-shaped opening, the rotating pins are rotatably mounted on the front side and the rear side of the two strip-shaped plates, the supporting plates are radially fixedly mounted on the four rotating pins, the steel ropes are fixedly mounted at one ends, far away from the rotating pins, of the four supporting plates, hinge blocks are fixedly mounted at four corners of the top side of the supporting plate, and one ends, far away from the supporting plates, of the four steel ropes are respectively connected with the corresponding hinge blocks.

By adopting the technical scheme, the supporting plate can be effectively supported.

The utility model is further provided with: the first adjusting component further comprises a first motor, a second bidirectional screw and four limiting gears, the same second bidirectional screw is rotatably mounted on the inner walls of two sides of the strip-shaped opening, two strip-shaped plates are mounted on the second bidirectional screw in a threaded mode, the first motor is fixedly mounted on one side of the rectangular plate, an output shaft of the first motor is fixedly connected with the second bidirectional screw in the axial direction, the limiting gears are fixedly sleeved on the four rotating pins, and the two limiting gears located on the same side of the strip-shaped plates are meshed.

Through adopting above-mentioned technical scheme, can control two strip shaped plates and move to opposite direction to can control the state between two adjacent spacing gears, can restrict the rotation of extension board when two spacing gears of same one side are in the meshing state, can make two extension boards deflect by oneself according to the atress condition of layer board when two spacing gears of same one side are in the disengagement state.

The utility model is further provided with: the second adjusting component comprises two baffle bars, a first bidirectional screw rod, a second motor and two moving plates, wherein the baffle bars are fixedly arranged at two ends of the bottom side of the supporting plate, the same first bidirectional screw rod is rotatably arranged on the two baffle bars, the second motor is fixedly arranged on the baffle bars positioned on the right side, an output shaft of the second motor is fixedly connected with the first bidirectional screw rod in an axial direction, the two moving plates are slidably arranged at the bottom side of the supporting plate and are in threaded connection with the first bidirectional screw rod, and a plurality of lifting hooks are fixedly arranged at the bottom sides of the corresponding moving plates respectively.

Through adopting above-mentioned technical scheme, be convenient for adjust the position of lifting hook to be convenient for hoist and mount the operation to different articles.

The utility model is further provided with: one side that two blend stops are close to each other fixed mounting has a plurality of guide bars, and a plurality of guide bars are mutual parallel arrangement, and two movable plates all with a plurality of guide bars sliding connection.

By adopting the technical scheme, the two movable plates can be guided, so that the movable plates can maintain good stability in the working process.

The utility model is further provided with: the bottom side of the mounting plate and the top side of the rectangular plate are hinged with the same expansion bracket.

Through adopting above-mentioned technical scheme, can make the lifting operation that rectangular plate keeps stable when the pneumatic cylinder work.

The utility model is further provided with: the same safety chain is fixedly arranged on one side of the rectangular plate, which is close to the supporting plate.

Through adopting above-mentioned technical scheme, can avoid the layer board to drop when unexpected the leading to break away from between steel cable and the articulated piece.

The beneficial effects of the utility model are as follows: the lifting hook is convenient to control through the adjusting component II to be convenient for quick efficient with the hanger hook on treating the hoist and mount article, can lift up and keep stable the back to two strip shaped plates of control to the direction motion that is close to each other through motor one and two-way lead screw, make two spacing gears of same side get into engagement state, thereby can fix the angle of extension board, make the layer board keep fixed inclination at the hoist and mount in-process, effectually avoided waiting to hoist and mount the article and appear making a round trip to rock the unsafe factor that leads to easily in hoist and mount transportation process, and then can effectually improve the security of lifting by crane.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a high-efficiency and safe crane lifting mechanism;

FIG. 2 is a schematic view of a part of a cross-sectional structure of a high-efficiency and safe crane lifting mechanism according to the present utility model;

fig. 3 is a schematic structural diagram of a portion a of the high-efficiency and safe crane lifting mechanism according to the present utility model;

fig. 4 is a schematic structural diagram of a part B in the efficient and safe crane lifting mechanism according to the present utility model.

In the figure, 1, a main girder of a crane; 11. an electric slide rail; 2. a mounting plate; 21. a hydraulic cylinder; 22. a telescopic frame; 3. a rectangular plate; 31. a strip-shaped plate; 32. a first motor; 33. a two-way screw rod II; 34. a support plate; 35. a steel rope; 36. a limit gear; 37. a safety chain; 4. a supporting plate; 41. a bidirectional screw rod I; 42. a second motor; 43. a moving plate; 44. a lifting hook; 45. a guide rod.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to fig. 1-4, a high-efficiency safe crane lifting mechanism comprises a crane girder 1, an electric slide rail 11, a mounting plate 2, a hydraulic cylinder 21, a rectangular plate 3 and a supporting plate 4, wherein the electric slide rail 11 is fixedly mounted on the crane girder 1, the mounting plate 2 is mounted on the electric slide rail 11, the hydraulic cylinder 21 is fixedly mounted on the bottom side of the mounting plate 2, the bottom end of the hydraulic cylinder 21 is fixedly connected with the rectangular plate 3, a strip-shaped opening is formed in the rectangular plate 3, two strip-shaped plates 31 are slidably mounted in the strip-shaped opening, rotating pins are rotatably mounted on the front side and the rear side of the two strip-shaped plates 31, supporting plates 34 are radially and fixedly mounted on four rotating pins, steel ropes 35 are fixedly mounted at one ends of the four supporting plates 34 far away from the rotating pins, hinge blocks are fixedly mounted at four corners of the top side of the supporting plate 4, one ends of the four steel ropes 35 far away from the supporting plates 34 are respectively connected with the corresponding hinge blocks, and can provide support for the supporting plate 4, the two side inner walls of the strip-shaped opening are rotatably provided with the same two-way screw rod II 33, the two strip-shaped plates 31 are respectively and spirally arranged on the two-way screw rod II 33, one side of the rectangular plate 3 is fixedly provided with a motor I32, an output shaft of the motor I32 is axially and fixedly connected with the two-way screw rod II 33, the four rotating pins are respectively and fixedly sleeved with a limit gear 36, the two limit gears 36 positioned on the same side of the strip-shaped plates 31 are meshed, the two strip-shaped plates 31 can be controlled to move in opposite directions, thereby controlling the state between the two adjacent limit gears 36, the two ends of the bottom side of the supporting plate 4 are fixedly provided with baffle bars, the same two-way screw rod I41 is rotatably arranged on the two baffle bars, the baffle bars positioned on the right side are fixedly provided with a motor II 42, an output shaft of the motor II 42 is axially and fixedly connected with the two-way screw rod I41, the bottom side of the supporting plate 4 is slidably provided with two movable plates 43, the two movable plates 43 are in threaded connection with the two-way screw rod one 41, and a plurality of lifting hooks 44 are fixedly arranged on the bottom sides of the two movable plates 43 respectively, so that the positions of the lifting hooks 44 can be adjusted conveniently, and different objects can be lifted conveniently.

Specifically, a plurality of guide rods 45 are fixedly arranged on one sides, close to each other, of the two barrier strips, the guide rods 45 are arranged in parallel, the two movable plates 43 are slidably connected with the guide rods 45, and the two movable plates 43 can be guided, so that the two movable plates 43 can maintain good stability in the working process.

Specifically, the bottom side of the mounting plate 2 and the top side of the rectangular plate 3 are hinged with the same expansion bracket 22, so that the rectangular plate 3 can be stably lifted and lowered when the hydraulic cylinder 21 works.

Specifically, the same safety chain 37 is fixedly mounted on one side of the rectangular plate 3, which is close to the supporting plate 4, so that the supporting plate 4 can be prevented from falling off when unexpected detachment occurs between the steel rope 35 and the hinge block.

Working principle: firstly, the travelling crane girder 1 is installed on a travelling crane track, and is powered on, the mounting plate 2 is controlled by the electric sliding rail 11 to transversely move along the travelling crane girder 1 so that the supporting plate 4 moves to the position of a required lifting object, then the rectangular plate 3 is controlled by the hydraulic cylinder 21 to move downwards, meanwhile, the rectangular plate 3 can stably descend under the action of the telescopic frame 22, the two strip-shaped plates 31 are driven to move in the direction away from each other by the motor I32 to enable the two limiting gears 36 on the same side to be disengaged, the distance between the two moving plates 43 on the upper side by the motor I42 is controlled by the motor II 42 to be adjusted, so that the lifting hook 44 can be adjusted to the position convenient to lift the lifting object, and the condition that one side is possibly unbalanced is avoided.

The high-efficiency and safe crane lifting mechanism provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The high-efficiency and safe crane lifting mechanism is characterized by comprising a crane girder (1), an electric sliding rail (11), a mounting plate (2), a hydraulic cylinder (21), a rectangular plate (3), a first adjusting component, a supporting plate (4) and a second adjusting component;

the utility model discloses a walking device, including electronic slide rail (11), mounting panel (2), pneumatic cylinder (21), adjusting component, supporting plate (4), mounting panel (2), pneumatic cylinder (21), adjusting component is connected with supporting plate (4), adjusting component is provided with a plurality of lifting hooks (44) on the bottom side of supporting plate (4) on the electronic slide rail (1), pneumatic cylinder (21) fixed mounting is in the bottom side of mounting panel (2), and bottom and rectangular plate (3) fixed connection of pneumatic cylinder (21).

2. The efficient and safe crane lifting mechanism as claimed in claim 1, wherein: the first adjusting component comprises two strip-shaped plates (31), four rotating pins, four support plates (34) and four steel ropes (35), strip-shaped openings are formed in the rectangular plates (3), the two strip-shaped plates (31) are slidably installed in the strip-shaped openings, the rotating pins are rotatably installed on the front side and the rear side of the two strip-shaped plates (31), the support plates (34) are radially and fixedly installed on the four rotating pins, the steel ropes (35) are fixedly installed at one ends, far away from the rotating pins, of the four support plates (34), hinge blocks are fixedly installed at four corners of the top side of the support plate (4), and one ends, far away from the support plates (34), of the four steel ropes (35) are connected with the corresponding hinge blocks.

3. The efficient and safe crane lifting mechanism as claimed in claim 2, wherein: the first adjusting component further comprises a first motor (32), a second bidirectional screw rod (33) and four limiting gears (36), the same second bidirectional screw rod (33) is rotatably installed on the inner walls of two sides of the strip-shaped opening, two strip-shaped plates (31) are all installed on the second bidirectional screw rod (33) in a threaded mode, one side of each rectangular plate (3) is fixedly provided with the first motor (32), an output shaft of the first motor (32) is fixedly connected with the second bidirectional screw rod (33) in the axial direction, the limiting gears (36) are fixedly sleeved on the four rotating pins, and the two limiting gears (36) located on the same side of each strip-shaped plate (31) are meshed.

4. The efficient and safe crane lifting mechanism as claimed in claim 1, wherein: the second adjusting component comprises two baffle bars, a first bidirectional screw rod (41), a second motor (42) and two moving plates (43), wherein the baffle bars are fixedly arranged at two ends of the bottom side of the supporting plate (4), the same first bidirectional screw rod (41) is rotatably arranged on the two baffle bars, the second motor (42) is fixedly arranged on the baffle bars on the right side, an output shaft of the second motor (42) is fixedly connected with the first bidirectional screw rod (41) in an axial direction, the two moving plates (43) are slidably arranged at the bottom side of the supporting plate (4), the two moving plates (43) are in threaded connection with the first bidirectional screw rod (41), and a plurality of lifting hooks (44) are fixedly arranged at the bottom sides of the corresponding moving plates (43) respectively.

5. The efficient and safe crane lifting mechanism as claimed in claim 4, wherein: one side that two blend stops are close to each other is fixed mounting has a plurality of guide bars (45), and a plurality of guide bars (45) are mutual parallel arrangement, and two movable plates (43) all with a plurality of guide bars (45) sliding connection.

6. The efficient and safe crane lifting mechanism as claimed in claim 1, wherein: the bottom side of the mounting plate (2) and the top side of the rectangular plate (3) are hinged with the same expansion bracket (22).

7. The efficient and safe crane lifting mechanism as claimed in claim 1, wherein: the same safety chain (37) is fixedly arranged on one side, close to the supporting plate (4), of the rectangular plate (3).