Jump Elevator Telescopic Lifting Mechanism
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Solution Overview
Problem
Conventional jump elevators for building construction require complex lifting structures and methods, resulting in high operating costs and time consumption.
Innovation Solution
A jump elevator system featuring telescopic columns that fit into hoistway receptacles, a rotatable third pulley on the machine room, and a pulley assembly with a winch and fixed end, allowing for simplified and efficient lifting and positioning of the machine room.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a conventional lifting structure is used for the jump elevator, then the machine room can be lifted, but the structure becomes complicated and operating costs increase
Solution Approach 1:
The lifting structure is divided into modular components: a frame with arms, pulleys, and a winch system. Each component performs a specific function and can be independently assembled and disassembled, simplifying manufacturing while maintaining lifting capability
Solution Approach 2:
The winch mechanism is extracted as a separate, movable component that can be positioned at different locations on the frame. This allows the lifting function to be achieved with a simpler overall structure, reducing device complexity while maintaining ease of manufacture
2Productivity
If a complicated jumping method is used, then the machine room can be lifted, but time consumption increases
Solution Approach 1:
The frame arms are designed to be movable rather than fixed, allowing dynamic adjustment of the lifting configuration. The arms can be rotated and repositioned to optimize the lifting path, enabling faster jumping operations without complicated procedures
Solution Approach 2:
The system allows changes in geometric parameters (arm positions, pulley locations) to optimize lifting performance. By adjusting these parameters, the jumping method becomes simpler and faster, reducing time consumption while maintaining productivity
3Volume of moving object
If the frame arms are positioned close together, then the structure is compact, but the pulley alignment becomes difficult
Solution Approach 1:
The problem of pulley alignment in a compact space is solved by introducing rotational degrees of freedom. The pulleys can rotate about vertical axes, allowing them to be aligned properly even when the frame arms are positioned close together, maintaining both compactness and ease of operation
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution reduces operating costs and time consumption, enhancing the efficiency of jump elevator operations and building construction by simplifying the configuration and implementation process.
Implementation Method 1
a pulley assembly comprising a winch (130), a fixed end (140), and a plurality of pulleys disposed on the machine room (110) and the frame (120a), wherein a traction line (150) is disposed between the winch (130), the plurality of pulleys, and the fixed end (140)
Data Source
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AI summary
The present application refers to a jump elevator (100) and a jumping method, wherein the jump elevator (100) comprises: A machine room (110) provided in a hoistway (200) and configured to be able to be fixed to or move with respect to the hoistway (200); at least one lifting and descending assembly (120) that comprises: a frame (120a) attaching to the exterior of the hoistway (200) and partially extending into the hoistway (200); a pulley assembly including a winch (130), a fixed end (140), and a plurality of pulleys disposed on the machine room (110) and the frame (120a); wherein a traction line (150) is disposed between the winch (130), the plurality of pulleys, and the fixed end (140); wherein the at least one lifting and descending assembly (120) is disposed below the covering portion of the hoistway (200). The jump elevator (100) and the jumping method of the present application obtain the advantages of simplicity in configuration, ease in manufacturing, convenience in installing and so on, and can improve the operation efficiency of the jump elevator (100) and the constructing efficiency of the buildings.