Precast Concrete Base With Embedded Steel Pipes for Fast Installation
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Solution Overview
Problem
Traditional concrete bases for supporting structures like solar panels or wind turbines are often made on-site, which faces labor shortages and quality control issues due to unpredictable weather, hindering rapid and high-quality construction.
Innovation Solution
A precast base comprising a precast concrete body with embedded corrugated steel pipes and a lifting part, reinforced by U-shaped bars, manufactured off-site using a systematic process involving molds and reinforcement bars, then installed using reinforcement bars embedded in the floor slab and secured with bolts and support members.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If concrete bases are made on-site, then adaptability to site conditions is improved, but construction quality and productivity deteriorate due to labor shortages and weather unpredictability
Solution Approach 1:
The base is manufactured in advance at a factory with controlled conditions, completing all reinforcement placement, concrete pouring, and curing before delivery to the site. This preliminary action eliminates on-site construction delays while the base maintains full adaptability through pre-configured mounting holes and embedded parts for specific solar panel arrangements.
Solution Approach 2:
The construction process is segmented into factory manufacturing phase and on-site installation phase. The base itself is a complete, self-contained unit with all necessary components (reinforcement bars, mounting holes, embedded parts) integrated during factory production, allowing rapid deployment without on-site construction activities.
2Adaptability or versatility
If concrete bases are made on-site, then flexibility in modification is improved, but construction quality and reliability worsen due to weather conditions and labor constraints
Solution Approach 1:
All construction activities including reinforcement placement, concrete pouring, and curing are completed in advance at the factory where environmental conditions are controlled. This ensures consistent quality and reliability while the base design maintains flexibility through customizable mounting configurations for different solar panel arrangements.
Solution Approach 2:
The uncontrolled environmental factors (weather, temperature, humidity) at the construction site are replaced by the controlled factory environment. The factory setting provides stable conditions for concrete curing and reinforcement placement, eliminating the variability and quality risks associated with on-site construction.
3Productivity
If precast bases are manufactured off-site, then productivity and quality control are improved, but on-site assembly complexity increases
Solution Approach 1:
Multiple components that would traditionally be assembled on-site (base structure, reinforcement bars, mounting holes, embedded lifting parts) are merged into a single precast unit manufactured at the factory. This integration simplifies on-site operations to just placement and connection, reducing assembly complexity while maintaining high productivity.
Solution Approach 2:
All complex manufacturing activities including steel cage fabrication, reinforcement placement, and concrete pouring are performed in advance at the factory. The base arrives at the site as a complete, ready-to-install unit with all internal structures pre-positioned, eliminating the need for complex on-site assembly operations.
4Ease of manufacture
If traditional on-site construction is used, then equipment and material transportation is simplified, but labor requirements and construction time increase
Solution Approach 1:
The construction process is divided into factory manufacturing (producing complete base units) and on-site installation (simple placement and connection). This segmentation transfers the time-consuming manufacturing activities to the factory where they can be performed efficiently, while on-site work is reduced to quick installation tasks, significantly reducing overall construction time.
Solution Approach 2:
The base units are manufactured completely in advance at the factory, including all reinforcement, concrete pouring, and curing. This preliminary production eliminates on-site construction time and allows multiple bases to be prepared simultaneously, then delivered and installed rapidly at the site, reducing total project duration despite transportation requirements.
Data Source
AI summary
The present disclosure relates to a precast base. The precast base comprises a precast concrete body, a plurality of corrugated steel pipes, and a lifting part. The precast concrete body comprises a top surface, a bottom surface opposite to the top surface, and a plurality of mounting holes, each of which penetrates from the top surface to the bottom surface of the precast concrete body. The plurality of corrugated steel pipes are respectively embedded in the plurality of mounting holes. The lifting part is embedded in the top surface of the precast concrete body and is close to the center of the top surface.