CN218371559U

CN218371559U - Leveling device

Info

Publication number: CN218371559U
Application number: CN202222440964.0U
Authority: CN
Inventors: 付延涛
Original assignee: Jinan Longming Lifting Machinery Co ltd
Current assignee: Jinan Longming Lifting Machinery Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-24
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a levelling device sets up on the elevating platform, and the elevating platform includes frame, workstation, levelling device includes lower round, upper pulley, haulage rope, and the lower round setting is in the outside of the bottom one corner of frame, workstation, and the upper pulley sets up two, and two upper pulleys set up respectively at the top of frame two relative angles, and one of them upper pulley setting is directly over the lower round, and the workstation bottom is connected to the one end of haulage rope is close to the one corner of lower round, then block in proper order into the upper pulley directly over lower round, the upper pulley of lower round, another upper pulley at diagonal angle, connect the workstation at last and keep away from the one corner top of lower round. The workbench of the lifting platform using the leveling device can be always kept horizontal even if the workbench meets the condition of overweight, overweight force is applied to the leveling device, other structures cannot be damaged, the service life of equipment is prolonged, and the operation safety is guaranteed.

Description

Leveling device

Technical Field

The utility model relates to a lifting means technical field especially relates to a levelling device.

Background

The elevating platform is a device for vertical conveying in logistics systems such as factories and automatic warehouses, the working platform of the elevating platform stops at the high-rise loading and unloading process, when the stress on one side is too large, the inclination of the working platform can occur, and the device is easy to damage and hurt people. The existing equipment offsets the extrusion force generated by the unbalanced weight of the workbench through the roller between the workbench and the guide rail, so that the service life of the roller is shortened, and once the roller is broken in the using process, the workbench inclines or even overturns, high-altitude goods or personnel can fall off, and accidents are easily caused.

Disclosure of Invention

The utility model discloses to prior art's is not enough, develops a levelling device, and even if the workstation of the elevating platform that uses this levelling device meets the condition of overweight and also can remain the level throughout, and overweight power is all applyed on levelling device, has increased the life of equipment, has ensured operation safety.

The utility model provides a technical problem's technical scheme does: an embodiment of the utility model provides a levelling device sets up on the elevating platform, and the elevating platform includes frame, workstation, and the bottom surface of workstation is the rectangle, and the frame is a cuboid frame, and the workstation setting is inside the frame, is provided with elevating system between workstation and the frame, levelling device includes lower round, upper round, haulage rope, and the lower round setting is in the bottom one corner of frame, the outside of workstation, and the upper round sets up two, and two upper rounds set up two relative corners in the top of frame respectively, and one of them upper round sets up directly over the lower round, and the one end of haulage rope is connected the workstation bottom and is close to the one corner of lower round, then blocks in proper order and go into the upper round directly over lower round, another upper round at diagonal angle, connects the workstation at last and keeps away from the one corner top of lower round.

Preferably, the traction rope is a chain or a steel wire rope, and the lower wheel and the upper wheel are corresponding chain wheels or pulleys.

Preferably, the leveling device further comprises a motor, a rotating shaft of the lower wheel is connected with an output shaft of the motor, and the motor is installed on the frame.

Preferably, mounting plates are arranged on two sides of the lower wheel and the upper wheel, the lower wheel and the upper wheel are mounted on the mounting plates through rotating shafts, and the mounting plates are fixed on the frame.

As optimization, the four corners of the frame are respectively provided with a group of lower wheels, upper wheels and traction ropes.

Preferably, the two upper wheels on the same corner of the frame are integrated into a double wheel.

Preferably, the axes of the lower wheel and the two upper wheels are parallel, and the two end faces are coplanar.

The effects provided in the contents of the present invention are only the effects of the embodiments, not all the effects of the present invention, and the above technical solution has the following advantages or advantageous effects:

1. because the two ends of the hauling cable are respectively connected with the upper surface and the lower surface of the opposite angle of the workbench, when one angle of the workbench far away from the lower wheel is unbalanced, the hauling cable respectively forms upward tension to the angle and downward tension to the angle opposite to the angle, and the two forces jointly offset the unbalance, thereby keeping the balance of the workbench. The workbench of the lifting platform using the leveling device can be always kept horizontal even if the workbench meets the condition of overweight, overweight force is applied to the leveling device, other structures cannot be damaged, the service life of equipment is prolonged, and the operation safety is guaranteed.

2. The leveling device can only offset the bias weight, and when one corner or one side of the workbench is subjected to upward jacking force, the workbench inclines. Through setting up the motor, lower round, upper round are the sprocket, and the haulage rope is the chain, have made things convenient for the levelness to the workstation to adjust, when the workstation takes place to incline in installation or the use, can drive the sprocket and drive the haulage rope action to the realization is to the adjustment of workstation.

3. The basic requirements that the axes of the wheels are parallel to the axes of the two upper wheels and the two end faces are coplanar are met, the purpose is to ensure the smooth running of the traction rope in the lower wheel and the upper wheel, and the phenomenon that the traction rope collides with the lower wheel and the upper wheel to cause abrasion and influence the service life is avoided.

Drawings

Fig. 1 is a front view of an embodiment of the present invention.

Fig. 2 is a left side view of an embodiment of the present invention.

Fig. 3 is a general structural diagram of an embodiment of the present invention.

Fig. 4 is a general structure diagram of the embodiment of the present invention after hiding the frame and the lifting mechanism.

Fig. 5 is a general structure diagram of two embodiments of the present invention.

Fig. 6 is a general structure diagram of the frame and the lifting mechanism hidden in the two embodiments of the present invention.

Detailed Description

In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and technologies are omitted so as to not unnecessarily limit the invention. The terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Fig. 1 to 4 are an embodiment of the present invention, as shown in the figure, a leveling device is disposed on an elevating platform, the elevating platform includes a frame 1, a workbench 2, the bottom surface of the workbench 2 is rectangular, the frame 1 is a rectangular frame, the workbench 2 is disposed inside the frame 1, and a lifting mechanism is disposed between the workbench 2 and the frame 1, the leveling device includes a lower wheel 3, an upper wheel 4, a traction rope 5, the lower wheel 3 is disposed at one corner of the bottom of the frame 1 and outside of the workbench 2, the upper wheel 4 is disposed two, the two upper wheels 4 are disposed at two opposite corners of the top of the frame 1 respectively, one of the upper wheels 4 is disposed directly above the lower wheel 3, one end of the traction rope 5 is connected to one corner of the bottom of the workbench 2 close to the lower wheel 3, and then the lower wheel 3, the upper wheel 4 directly above the lower wheel 3 and another upper wheel 4 at opposite corners are sequentially clamped into the lower wheel 3, and the workbench 2 is finally connected to keep away from one corner of the lower wheel 3. The traction rope 5 is a chain or a steel wire rope, and the lower wheel 3 and the upper wheel 4 are corresponding chain wheels or pulleys. The mounting plates are arranged on two sides of the lower wheel 3 and the upper wheel 4, the lower wheel 3 and the upper wheel 4 are mounted on the mounting plates through rotating shafts, and the mounting plates are fixed on the frame 1. The axes of the lower wheel 3 and the two upper wheels 4 are parallel, and the two end faces are coplanar. The basic requirements that the axes of the wheels 3 and the two upper wheels 4 are parallel and the two end faces are coplanar are met, the purpose is to ensure the smooth running of the traction rope 5 in the lower wheels 3 and the upper wheels 4, and the phenomenon that the traction rope 5 collides with the lower wheels 3 and the upper wheels 4 to cause abrasion and affect the service life is avoided. Because the two ends of the hauling cable 5 are respectively connected with the upper surface and the lower surface of the opposite angle of the workbench 2, when one angle of the workbench 2 far away from the lower wheel 3 is heavy, the hauling cable 5 respectively forms upward tension to the angle and downward tension to the angle opposite to the angle, and the two forces jointly offset the heavy weight, thereby keeping the balance of the workbench 2. The workbench of the lifting platform using the leveling device can be always kept horizontal even if the workbench meets the condition of overweight, overweight force is applied to the leveling device, other structures cannot be damaged, the service life of equipment is prolonged, and the operation safety is guaranteed.

As shown in fig. 5 and 6, a second embodiment of the present invention is different from the first embodiment in that: the four corners of the frame 1 are respectively provided with a group of lower wheels 3, upper wheels 4 and traction ropes 5, so that the influence of the weight bias of any corner on the equipment can be counteracted. The two upper wheels 4 at the same corner of the frame 1 are integrated into a double wheel.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and various modifications and variations that can be made by those skilled in the art without inventive skill based on the above technical solution are still within the scope of the present invention.

Claims

1. The utility model provides a levelling device, sets up on the elevating platform, and the elevating platform includes frame (1), workstation (2), and the bottom surface of workstation (2) is the rectangle, and frame (1) is a cuboid frame, and workstation (2) set up inside frame (1), is provided with elevating system, characterized by between workstation (2) and frame (1): the leveling device comprises a lower wheel (3), an upper wheel (4) and a traction rope (5), wherein the lower wheel (3) is arranged at one corner of the bottom of the frame (1), the outer side of the workbench (2), the upper wheel (4) is provided with two upper wheels, the two upper wheels (4) are respectively arranged at two opposite corners of the top of the frame (1), one upper wheel (4) is arranged right above the lower wheel (3), one end of the traction rope (5) is connected with one corner of the bottom of the workbench (2) close to the lower wheel (3), the upper wheel (4) right above the lower wheel (3), the other upper wheel (4) at the opposite angle are sequentially clamped into the upper wheels (4), and finally the upper corner top of the lower wheel (3) is connected with the workbench (2).

2. A levelling device according to claim 1, wherein the traction ropes (5) are chains or wire ropes and the lower wheels (3) and the upper wheels (4) are corresponding sprockets or pulleys.

3. A levelling device according to claim 2 wherein the levelling device further comprises an electric motor, the shaft of the lower wheel (3) being connected to the output shaft of the motor, the motor being mounted on the frame (1).

4. A levelling device according to claim 1, characterized in that the lower wheel (3) and the upper wheel (4) are provided with mounting plates on both sides, the lower wheel (3) and the upper wheel (4) are mounted on the mounting plates through rotating shafts, and the mounting plates are fixed on the frame (1).

5. A levelling device according to claim 1, characterized in that the lower wheels (3), the upper wheels (4) and the pulling rope (5) are arranged in groups at the four corners of the frame (1).

6. A levelling device according to claim 5, characterized in that the two upper wheels (4) of the frame (1) at the same corner are one-piece double wheels.

7. A levelling device according to claim 1, wherein the lower wheel (3) is parallel to the axis of the two upper wheels (4) and is coplanar at both ends.