Construction Apparatus for Lifting Objects Over Horizontal Barriers

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Solution Overview

Problem

Existing construction methods face challenges when dealing with horizontal barriers, leading to high safety hazards, poor working conditions, and extended construction periods due to the need for high-altitude work, which compromises safety and quality.

Innovation Solution

A construction apparatus and method involving lifting beams with shoulder beams, hydraulic lifters, and push instrument kits that allow for the safe and efficient lifting and sliding of objects over horizontal barriers by using steel strands and transfer connectors, transforming high-altitude work into ground operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If assembly in bulk at high altitude is adopted to overcome horizontal barriers, then the barrier can be crossed, but safety hazards increase and construction quality becomes difficult to guarantee

Engineering Contradiction:
Improveability to cross horizontal barrierVSAvoidconstruction safety and quality
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The construction process is segmented into ground-based assembly and lifting operations. The apparatus divides the heavy assembly task from the lifting task, allowing assembly to occur safely at ground level while lifting is performed by mechanical equipment rather than manual high-altitude work.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A lifting apparatus acts as an intermediary between the assembled structure and the high-altitude installation point. This intermediary equipment handles the dangerous high-altitude lifting operation, eliminating the need for workers to perform assembly operations at height.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If assembly in bulk at high altitude is adopted, then the barrier can be crossed, but construction period is extended

Engineering Contradiction:
Improveability to cross horizontal barrierVSAvoidconstruction period
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

Assembly operations are performed in advance at ground level before lifting. This preliminary assembly eliminates the need for time-consuming high-altitude assembly operations, significantly reducing the overall construction period while maintaining the ability to cross horizontal barriers.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If ground operation is used to transform high-altitude work, then safety is improved, but the ability to handle horizontal barriers is limited

Engineering Contradiction:
Improveconstruction safetyVSAvoidability to cross horizontal barrier
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The lifting apparatus utilizes hydraulic systems to provide controlled lifting force. The hydraulic push instrument kit and hydraulic lifter enable the apparatus to overcome horizontal barriers by providing sufficient lifting capacity while maintaining ground-based operation for safety.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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

This solution stabilizes the lifting process, reduces safety hazards, improves working conditions, and significantly shortens construction time while ensuring quality and safety, transforming labor-intensive construction methods into more efficient and advanced technology-driven approaches.

Implementation Method 1

a hydraulic lifter (10) and a hydraulic push instrument kit (15)

Methodology Applied
Scientific EffectHydraulic press: Hydraulic Press

Implementation Method 2

The steel strand is connected with the object to be lifted by a transfer connector

Methodology Applied
Scientific EffectTension: Tension

Data Source

PatentUS9278831B2Construction apparatus and method for lifting and sliding object over barrier in horizontal direction
Publication Date: 2016.03.08 GUANGZHOU CONSTRUCTION ENGINEERING CO LTD
  • US9278831B2 patent drawing
  • US9278831B2 patent drawing
  • US9278831B2 patent drawing

AI summary

The present invention disclosed an apparatus and for lifting and sliding object over barrier in horizontal direction, comprising two lifting beams that placed on supporting structures and located above object to be lifted and a barrier, and a lifter installed on the lifting beam. A hydraulic push instrument kit is installed on a lifting beam to move the shoulder beam and the lifter. The lifter connects with the object through the steel strand and a triangle transfer connector having three fixed-holds. When the steel strand encounters a barrier in horizontal direction, setting another lifting apparatus on the part of lifting beams located on the other side of the barrier, connecting another lifting apparatus with the third fixed-hold of transfer connectors 4 by steel strands, and lifting the object until whole load of the object has been transferred onto the second lifter and the object can move to the desired position.