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Pre-embedded parts, also known as prefabricated embedded parts, are indispensable components that play a crucial role in construction. These parts are pre-installed or strategically buried during the foundational or structural construction phases. Below is a comprehensive guide to understanding embedded parts:
1. Definition and Purpose
Pre-embedded parts serve as components that are intentionally pre-installed (or buried) into concealed works or structures during the structural pouring process. Their primary function is to seamlessly facilitate overlaps during the construction of upper structures, and to provide a secure and stable foundation for the installation of external engineering equipment. These parts are vital for ensuring a smooth transition into subsequent construction stages, while significantly boosting the overall stability and safety of the structure.
2. Material and Type
Embedded parts are typically crafted from durable metal materials such as steel bars or cast iron, though they can also be made of non-metallic rigid materials like wood and plastic. The range of common embedded parts includes concrete embedded parts, curtain wall embedded parts, Hafen groove embedded parts, as well as embedded pipes, bolts, bridge parts, street lamp parts, and steel plates, among others.
3. Function and Advantages
1. Connection Function: Embedded parts are pivotal in securely connecting various structural components or equipment, effectively forming a cohesive whole.
2. Fixed Function: To ensure stability, embedded parts are strategically placed within concrete before it sets, providing a sturdy anchor for components like wall panels, ladders, and pipes.
3. Supporting Function: They offer robust support points that guarantee structural stability under external pressures or forces.
4. Bearing Capacity: With thoughtful design and strategic arrangement, pre-embedded parts significantly enhance the load-bearing capacity of a structure.
5. Seismic Resistance: Employing embedded parts also bolsters the seismic resilience and safety of a structure, enhancing its overall construction integrity.
4. Application Scenarios
Pre-embedded parts find extensive application across various construction projects, including high-rise buildings, bridges, tunnels, and subways. In the realm of curtain wall engineering, these components are crucial as they connect the curtain wall to the primary structure. The quality of these connections directly influences the structural safety and longevity of the curtain wall system.
In conclusion, embedded parts are fundamental to construction engineering. Through pre-installation and burial, they provide essential connections, secure fixation, and robust support and load-bearing points for advancing construction phases, thereby assuring the stability and safety of the complete structure.