Pulley block capable of changing hoisting position
By designing a pulley block that includes a mounting frame, idlers, and guide wheels, the wire rope path is changed, solving the problem of the single hoisting position of the winch and realizing flexible adjustment of the hoisting position and optimization of the wire rope load.
Patent Information
- Application Number
- CN202423280987.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-12-30
AI Technical Summary
The existing winch's hoisting position and the wire rope's winding direction are on the same plane, which cannot meet the specific hoisting requirements.
Design a pulley block including a mounting frame, idlers and guide wheels. By changing the position and shape of the guide wheels, an S-shaped wire rope path can be formed, thereby changing the hoisting position and optimizing the mechanical properties.
It expands the adaptability of the winch, enables flexible adjustment of the hoisting position, reduces the load on the wire rope, and prevents it from coming off.
Smart Images
Figure CN223674171U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to hoisting mechanism technical field, concretely relates to a pulley block of hoisting position change. BACKGROUND
[0002] The winch, also called the hoist, is a kind of light and small hoisting equipment for lifting or pulling heavy objects by winding steel wire rope or chain on the drum.
[0003] In the actual installation and use process, it is found that the hoisting position of the common winch is in the same plane with the winding direction of the steel wire rope, and when the hoisting point of the hoisted object is not in the same plane with the winding direction of the steel wire rope in specific occasions, the winch cannot be installed or installed substandard, so that the hoisting demand cannot be met. UTILITY MODEL CONTENT
[0004] In view of the problems in the above background technology, the utility model aims at providing a pulley block for changing hoisting position.
[0005] To achieve the above technical purpose, the utility model adopts the following technical scheme:
[0006] A pulley block for changing hoisting position, comprising a mounting frame, the mounting frame is horizontally provided with two first guide wheels, the mounting frame is rotationally provided with a first supporting roller and a second supporting roller, the first supporting roller is provided with a second guide wheel, the second supporting roller is provided with a third guide wheel, the mounting frame is provided with a bearing seat, the bearing seat is provided with a third supporting roller, and the third supporting roller is provided with a fourth guide wheel.
[0007] The displacement frame is rotationally provided with a first steering guide wheel and a second steering guide wheel.
[0008] Further limitation, the displacement frame is L-shaped in appearance, which is beneficial to change the relative position of the first steering guide wheel and the second steering guide wheel, and can block the two sides of the steel wire rope passing through the first steering guide wheel and the second steering guide wheel, achieving the effect of preventing the steel wire rope from coming out.
[0009] Further limitation, the bottom of the mounting frame is provided with two sliding rails, which is beneficial to adjust and fix the position of the mounting frame.
[0010] Further limitation, the mounting frame is provided with a mounting block, and the two first guide wheels are mounted on the mounting block, which can adjust the position of the mounting block, and further adjust the mounting position of the two first guide wheels, which is beneficial to guide the steel wire rope into the third guide wheel.
[0011] Further limited, the shaft center line of the first and second idler is not in the same vertical level, such design, the guided steel wire rope is S type, meets the mechanical properties, is favorable for force transmission and reduces the load of the steel wire rope.
[0012] The beneficial effects of the utility model are as follows:
[0013] The structure design of the utility model is adopted, the output end position of the steel wire rope is transferred to the output end position of the second steering sheave through the cooperation between the guide rollers, and then the hoisting position is changed, and the use adaptability is expanded. BRIEF DESCRIPTION OF DRAWINGS
[0014] The utility model can be further illustrated by the non-limiting embodiments shown in the drawings.
[0015] Figure 1 It is a structural schematic view of a pulley block for changing hoisting position of the utility model;
[0016] Figure 2 It is a front view structural schematic view of a pulley block for changing hoisting position of the utility model;
[0017] Figure 3 It is a top view structural schematic view of a pulley block for changing hoisting position of the utility model;
[0018] The main element symbol is explained as follows:
[0019] Mounting frame 1, first guide roller 2, first idler 3, second idler 4, second guide roller 5, third guide roller 6, bearing seat 7, third idler 8, fourth guide roller 9, displacement frame 10, first steering sheave 11, second steering sheave 12, slide rail 13, mounting block 14. DETAILED DESCRIPTION
[0020] In order to make those skilled in the art better understand the utility model, the technical scheme of the utility model is further illustrated below in connection with the drawings and examples.
[0021] As shown in Figure 1 , Figure 2 , Figure 3 A pulley block for changing hoisting position of the utility model, including mounting frame 1, mounting frame 1 horizontal installation has two first guide roller 2, mounting frame 1 rotatably installs first idler 3 and second idler 4, first idler 3 is installed with second guide roller 5, second idler 4 is installed with third guide roller 6, mounting frame 1 is installed with bearing seat 7, bearing seat 7 is installed with third idler 8, third idler 8 is installed with fourth guide roller 9.
[0022] The displacement frame 10 is installed on the side of the mounting frame 1, and the first deflection guide pulley 11 and the second deflection guide pulley 12 are rotatably installed on the displacement frame 10.
[0023] In this embodiment, when a pulley block for changing the lifting position is used, the steel wire rope passes between the two first guide pulleys 2, at this time, the two first guide pulleys 2 serve the purpose of positioning and orienting the steel wire rope, then passing through the second guide pulley 5 on the first idler pulley 3 and the third guide pulley 6 on the second idler pulley 4, in this way, the steel wire rope forms an S shape between the second guide pulley 5 and the third guide pulley 6, and the height position of the steel wire rope is changed by the third guide pulley 6, so as to cooperate into the third guide pulley 9 to realize force conversion, after the steel wire rope passes through the third guide pulley 9, it is lowered from the lower side of the first deflection guide pulley 11 and guided to the second deflection guide pulley 12, so as to realize the change of the front and rear positions, and finally the steel wire rope is output downward from the upper side of the second deflection guide pulley 12, then the front and rear translation position distance of the first deflection guide pulley 11 and the second deflection guide pulley 12 is the change of the front and rear displacement distance of the steel wire rope of the overall lifting position, so as to adapt to the installation and use, and meet the lifting demand.
[0024] Preferably, the displacement frame 10 is L-shaped, which is beneficial to change the relative position of the first deflection guide pulley 11 and the second deflection guide pulley 12, and can block the two sides of the steel wire rope passing through the first deflection guide pulley 11 and the second deflection guide pulley 12, achieving the effect of preventing falling out, in fact, the structure shape of the displacement frame 10 and the installation position of the first deflection guide pulley 11 and the second deflection guide pulley 12 can also be customized according to specific conditions.
[0025] Preferably, two sliding rails 13 are matched and installed at the bottom of the mounting frame 1, which is beneficial to adjust and fix the position of the mounting frame 1, in fact, the structure of the fixed installation of the mounting frame 1 can also be considered according to specific conditions.
[0026] Preferably, the mounting frame 1 is installed with a mounting block 14, and the two first guide pulleys 2 are installed on the mounting block 14, which can adjust the position of the mounting block 14, and in turn adjust the installation position of the two first guide pulleys 2, which is beneficial to guide the steel wire rope into the third guide pulley 6, in fact, the installation structure of the first guide pulley 2 can also be considered according to specific conditions.
[0027] Preferably, the axis of the first idler pulley 3 and the second idler pulley 4 is not in the same vertical plane, which is beneficial to the transmission of force and reduces the load of the steel wire rope, in fact, the relative position of the first idler pulley 3 and the second idler pulley 4 can also be considered according to specific conditions.
[0028] The above examples only illustrate the principles and effects of the present application, and are not intended to limit the present application. Any person skilled in the art can modify or change the above examples without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical concept disclosed by the present application shall be covered by the claims of the present application.
Claims
1. A change of hoisting position pulley block comprising a mounting frame (1), characterized in that: The mounting frame (1) is horizontally mounted with two first guide wheels (2), the mounting frame (1) is rotationally mounted with a first carrier roller (3) and a second carrier roller (4), the first carrier roller (3) is mounted with a second guide wheel (5), the second carrier roller (4) is mounted with a third guide wheel (6), the mounting frame (1) is mounted with a bearing seat (7), the bearing seat (7) is mounted with a third carrier roller (8), the third carrier roller (8) is mounted with a fourth guide wheel (9); The mounting frame (1) is mounted with a displacement frame (10) on the side, the displacement frame (10) is rotationally mounted with a first steering guide wheel (11) and a second steering guide wheel (12).
2. A change hoisting position pulley block according to claim 1, characterized in that: The displacement frame (10) is L-shaped in appearance.
3. A change hoisting position pulley block according to claim 2, characterized in that: The mounting frame (1) is mounted with two slide rails (13) at the bottom.
4. A change hoisting position pulley block according to claim 3, characterized in that: The mounting frame (1) is mounted with a mounting block (14), and two first guide wheels (2) are mounted on the mounting block (14).
5. A change hoisting position pulley block according to claim 4, characterized in that: The first carrier roller (3) and the second carrier roller (4) are not in the same vertical horizontal plane.