CN116902854A

CN116902854A - Automatic balanced intelligent lifting structure

Info

Publication number: CN116902854A
Application number: CN202311129621.5A
Authority: CN
Inventors: 胡军桥; 刘玉红; 史浩田
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2023-10-20

Abstract

The application discloses an automatic balancing intelligent lifting structure, comprises a fixed lifting frame, a carrying platform capable of walking up and down in the lifting frame and a winch fixedly arranged on the lifting frame; the lifting frame is fixedly provided with a winch, the lifting frame is provided with a movable pulley, a steel wire rope is wound on the movable pulley, one end of the steel wire rope is fixedly connected with the top of the lifting frame, and the other end of the steel wire rope is wound on a winding drum of the winch. The application greatly improves the overall stability of the bearing object, ensures that the bearing object can not have abnormal conditions such as inclination, rollover and the like, and ensures that the stability of the bearing platform can not be influenced by the height of the lifting frame.

Description

Automatic balanced intelligent lifting structure

Technical Field

The application relates to the field of intelligent lifting conveying equipment, in particular to an automatic balancing intelligent lifting structure.

Background

The traditional lifting mode is a scissor type, a screw rod type and the like. An intelligent lifting device disclosed in the patent with publication number CN114772517a is provided with a base, and a lifting mechanism is arranged on one side of the inner side of the base, and the lifting mechanism adopts a scissor type lifting mechanism to lift a lifting platform at the top. Due to the limitation of the structure, the volume and the stability of the lifting mechanism, the lifting height of the lifting mechanism is limited and cannot be too high.

The patent application with the publication number of CN217784925U discloses a household illumination intelligent lifting device, which comprises a wall body, a fixed rod, a sliding rod, an illuminating lamp, a wire, a guide wheel, a sliding plate, a driving wheel, a servo motor, a screw rod and a servo driver. The screw rod is driven to rotate through the servo motor, so that the illuminating lamp is driven to slide, and the height of the illuminating lamp is adjusted. Also, because of the limitation of the screw rod driving, the length of the screw rod cannot be too long, otherwise, the screw rod driving device is poor in stability and easy to shake, for example, the screw rod driving device is used for driving the platform to move up and down, the platform is easy to incline, and balance is difficult to maintain.

Disclosure of Invention

The application aims to solve the technical problem of providing an automatic balance intelligent lifting structure which is used for solving the problems that a platform is unstable, is not easy to maintain balance and is easy to incline when lifting.

In order to solve the technical problems, the application adopts the following technical scheme:

an automatic balancing intelligent lifting structure comprises a fixed lifting frame, a carrying platform capable of walking up and down in the lifting frame and a winch fixedly arranged on the lifting frame; the lifting frame is provided with a movable pulley, a steel wire rope is wound on the movable pulley, one end of the steel wire rope is fixedly connected with the top of the lifting frame, and the other end of the steel wire rope is wound on a winding drum of the winding machine.

Further, the hoist engine is fixed to be set up in one side at the top of crane, the movable pulley is for setting up in carrying the thing platform both ends respectively, wire rope's outer end is the U font by the reel of hoist engine walk around two movable pulleys in proper order after with one side fixed connection that the hoist engine was kept away from to the crane top.

Further, the carrying platform is rectangular, the movable pulleys are respectively arranged at four corners of the carrying platform, the four movable pulleys are in a group of two movable pulleys, two steel wire ropes are arranged, one ends of the two steel wire ropes are fixedly connected to the same side of the lifting frame, and the other ends of the two steel wire ropes are wound on a winding drum of the winding machine.

Further, the lifting frame is a rectangular frame formed by interconnecting section bars, the lifting frame is upright posts at positions corresponding to four corners of the carrying platform, each upright post is provided with a vertical guide rail, and four corners of the carrying platform are respectively and rotatably connected with a rail wheel capable of rolling on the guide rail.

Further, the winch is arranged in the middle of the lifting frame, the winding drum of the winch is divided into two sections by the partition plate, and the two steel wire ropes are wound on the corresponding sections of the winding drum respectively.

Further, a fixed pulley is arranged on one side of the lifting frame corresponding to the winch, and the steel wire rope bypasses the fixed pulley.

Further, a control box is further arranged on the lifting frame and is electrically connected with a motor of the winch.

The application has the positive effects that:

1. the application is provided with a lifting frame, a winch, movable pulleys, fixed pulleys and a carrying platform are arranged on the lifting frame, the winch drives the carrying platform to move up and down through two steel wire ropes wound on four movable pulleys and two fixed pulleys, and the carrying platform has low gravity center, so that the carrying stability is good. Because the four movable pulleys respectively pass through the two steel wire ropes, and the steel wire ropes belong to flexibility. Therefore, the four movable pulleys can be always kept at the same horizontal position under the action of gravity, so that the overall stability of the bearing object is greatly improved, the abnormal conditions such as tilting and side turning of the bearing object are avoided, and the stability of the bearing platform is not influenced by the height of the lifting frame.

2. The application adopts the lifting principle of a lifting well, is provided with a lifting frame, eight track wheels arranged on the carrying platform run along the guide rail on the lifting frame, the movable pulleys are arranged at four corners of the carrying platform, the top of the lifting frame is provided with the fixed pulleys, and the steel wire ropes respectively bypass the movable pulleys and the fixed pulleys, and are similar to the principle of a damper, so that the whole stability of the application is higher.

3. The application saves labor and is efficient, and the purpose of high efficiency and labor saving is achieved by adopting the movable pulley lifting structure, and the lifting force of the winch is 50% of the weight of the lifting weight.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is an enlarged view of a portion of the location of the hoist of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

FIG. 4 is a schematic diagram of a smooth ascent of the load platform;

FIG. 5 is a schematic diagram of a smooth descent of the load platform;

FIG. 6 is a transmission schematic of the present application;

FIG. 7 is a diagram of a movable pulley force analysis;

FIG. 8 is a schematic external view of the control box;

in the figure:

1. a hoist; 2. a lifting frame; 3. a wire rope; 4. a control box; 5. a carrying platform; 6. a movable pulley; 7. and a fixed pulley.

Detailed Description

Example 1

As shown in fig. 1, an automatic balancing intelligent lifting structure comprises a lifting frame 2 fixed on the ground, a carrying platform 5 capable of walking up and down in the lifting frame 2, and a winch 1 fixedly arranged on the lifting frame 2.

The lifting frame 2 is provided with a movable pulley 6, a steel wire rope 3 is wound on the movable pulley 6, one end of the steel wire rope 3 is fixedly connected with the top of the lifting frame 2, and the other end of the steel wire rope 3 is wound on a winding drum of the winding machine 1.

The hoist engine 1 is fixed to be set up in one side at the top of crane 2, movable pulleys 6 is for setting up in the both ends of carrying platform 5 respectively, the outer end of wire rope 3 is the U font by the reel of hoist engine 1 walk around two movable pulleys 6 in proper order after with crane 2 top one side fixed connection that keeps away from hoist engine 1.

The lifting frame 2 is a rectangular frame formed by mutually connecting sectional materials, four vertical upright posts are arranged on the periphery of the rectangular frame, and cross beams respectively connecting the four upright posts are arranged at the top of the rectangular frame. The four upright posts are respectively corresponding to four corners of the lifting frame. And each upright post is provided with a vertical guide rail, the bottom of the carrying platform 5 is rotationally connected with an upper rail wheel and a lower rail wheel at four corners, and eight rail wheels at the four corners of the carrying platform 5 roll up and down along the corresponding guide rails respectively when the lifting frame 2 moves up and down.

The carrying platform 5 is formed by welding sectional materials into a rectangle, and the top surface of the carrying platform is a horizontal plane. The four movable pulleys 6 are arranged on the same horizontal plane, the four movable pulleys 6 are respectively arranged at four corners of the carrying platform 5, the four movable pulleys 6 are lower than the bottom surface of the carrying platform 5, the four movable pulleys 6 are divided into two groups in pairs, two steel wire ropes 3 are arranged, one ends of the two steel wire ropes 3 are fixedly connected to a cross beam on the right side of the top of the lifting frame 2, and the other ends of the two steel wire ropes 3 are wound on a winding drum of the winding engine 1.

As shown in fig. 2 and 3, the winding machine 1 is arranged at the middle position of the cross beam at the left side of the top of the lifting frame 2, the winding drum of the winding machine 1 is divided into two sections by a partition plate, and two steel wire ropes 3 are respectively wound on a section corresponding to the winding drum.

Fixed pulleys 7 are arranged at two ends of the left cross beam of the lifting frame 2, and the two steel wire ropes 3 respectively bypass the corresponding fixed pulleys 7 and then downward bypass the corresponding movable pulleys 6, and then are fixedly connected with the right cross beam.

As shown in fig. 4 and 6, when the hoist 1 rotates counterclockwise, the hoist 1 pulls two wire ropes 3 at the same time, thereby driving the loading platform 5 to move upward, and lifting a weight (e.g., an electric bicycle) placed on the loading platform 5.

As shown in fig. 5 and 6, when the hoist 1 rotates clockwise, the hoist 1 simultaneously loosens the two wire ropes 3, and the loading platform 5 moves downward under the action of gravity.

As shown in fig. 7, the mechanical and pulley transmission principle can know that under the action of self gravity G of the carrying platform 5, the four movable pulleys 6 can automatically place the carrying platform 5 at the same horizontal height position along the steel wire rope 3, so that no inclination occurs, and the heavy objects on the carrying platform 5 are ensured not to slide down.

Example 2

This embodiment differs from embodiment 1 in that:

as shown in fig. 1 and 8, the hoist is motor-driven with a brake thereon. The lifting frame 2 is also provided with a control box 4, and the control box 4 is electrically connected with a motor of the winch 1.

Example 3

In this embodiment, in order to fix the heavy object on the carrying platform 5 conveniently, a plurality of binding holes are formed in the top surface of the carrying platform 5, so that the heavy object on the carrying platform 5 can be bound conveniently, and falling is prevented.

The foregoing description of the embodiments of the present application has been presented only to illustrate the technical spirit and features of the present application, and it is intended to enable those skilled in the art to understand the present application and to implement it, but not to limit the scope of the present application only by the present embodiments, i.e. equivalent changes or modifications to the spirit of the present application disclosed herein, and it is intended for those skilled in the art to make local improvements in the system and changes, variations between subsystems, etc. within the scope of the present application without departing from the structure of the present application. At present, the technical scheme of the application has been subjected to pilot-scale experiments, namely small-scale experiments of products before large-scale mass production; after the pilot test is completed, the use investigation of the user is performed in a small range, and the investigation result shows that the user satisfaction is higher; now, the industrialization of the formal production of the product is prepared, including the early warning investigation of intellectual property risks.

Claims

1. An automatic balancing intelligent lifting structure is characterized by comprising a fixed lifting frame (2), a carrying platform (5) capable of walking up and down in the lifting frame (2) and a winch (1) fixedly arranged on the lifting frame (2); the lifting frame (2) is provided with a movable pulley (6), a steel wire rope (3) is wound on the movable pulley (6), one end of the steel wire rope (3) is fixedly connected with the top of the lifting frame (2), and the other end of the steel wire rope (3) is wound on a winding drum of the winding machine (1).

2. The automatic balancing intelligent lifting structure according to claim 1, wherein the winch (1) is fixedly arranged on one side of the top of the lifting frame (2), the movable pulleys (6) are respectively arranged at two ends of the carrying platform (5), and the outer ends of the steel wire ropes (3) are fixedly connected with one side, far away from the winch (1), of the top of the lifting frame (2 after the two movable pulleys (6) are sequentially wound by a winding drum of the winch (1) in a U shape.

3. The automatic balancing intelligent lifting structure according to claim 2, wherein the carrying platform (5) is rectangular, the movable pulleys (6) are respectively arranged at four corners of the carrying platform (5), the four movable pulleys (6) are arranged in a group of two pairs, two steel wire ropes (3) are arranged, one ends of the two steel wire ropes (3) are fixedly connected to the same side of the lifting frame (2), and the other ends of the two steel wire ropes (3) are wound on a winding drum of the winding engine (1).

4. An automatic balanced intelligent lifting structure according to claim 3, wherein the lifting frames (2) are mutually connected into rectangular frames by profiles, the lifting frames (2) are upright posts at positions corresponding to four corners of the carrying platform (5), each upright post is provided with a vertical guide rail, and four corners of the carrying platform (5) are rotatably connected with rail wheels capable of rolling on the guide rails.

5. An automatic balancing intelligent lifting structure according to claim 3, wherein the winch (1) is arranged in the middle of the lifting frame (2), the winding drum of the winch (1) is divided into two sections by a partition board, and the two steel wire ropes (3) are respectively wound on a section corresponding to the winding drum.

6. The automatic balancing intelligent lifting structure according to claim 5, wherein the lifting frame (2) is provided with a fixed pulley (7) at one side corresponding to the winch (1), and the steel wire rope (3) bypasses the fixed pulley (7).

7. The automatic balancing intelligent lifting structure according to claim 1, wherein a control box (4) is further arranged on the lifting frame (2), and the control box (4) is electrically connected with a motor of the winch (1).