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What are the uses of comb plate expansion device
2025-03-11The comb plate expansion device has the following main uses: 1. In terms of bridge engineering Adapting to Bridge Expansion and Deformation: It can effectively adapt to the expansion and deformation of bridges caused by temperature changes, concrete shrinkage and creep, vehicle loads, and other factors. In large-span bridges, temperature changes cause significant changes in the length of
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What are the applications of special bearings for highway bridges in coastal areas
2025-03-04Special bearings for highway bridges have various applications in coastal areas. The following are some common types and application scenarios: 1. Seismic isolation bearings Application scenario: Earthquake activity may be more frequent in coastal areas, and strong winds, waves, and other effects can also have dynamic effects on bridges. The Zhangshan high-speed railway (Guangdong section
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What is the main function of the axial multi-directional displacement comb plate expansion device
2025-02-25The axial multi-directional displacement comb plate expansion device mainly has the following functions: 1. Adapt to bridge displacement: Able to adapt to multi-directional displacement of bridges under temperature changes, vehicle loads, wind loads, etc., including longitudinal expansion, lateral displacement, and vertical rotation angles. The multi-directional displacement hinge composed of ste
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What are the applications of special bearings for highway bridges in complex terrain areas
2025-02-18The following are some applications of special bearings for highway bridges in complex terrain areas: 1. Raise the bowl shaped support Mountainous highway bridges: The terrain in mountainous areas is undulating, and during bridge construction, the use of adjustable basin type supports can correctly adjust the elevation of the beam body, ensuring smooth bridge alignment and meeting design
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What is the purpose of modular multi joint expansion device
2025-02-11Modular multi joint expansion device is mainly used in bridge engineering, and its applications include the following aspects: 1. Adapt to bridge deformation: It can effectively absorb and adapt to the expansion and contraction deformation of bridges caused by temperature changes, concrete shrinkage and creep, vehicle loads, and other factors. For example, when the temperature rises or falls sign
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Where are lead core isolation rubber bearings mainly used
2025-02-06Lead core seismic isolation rubber bearings are mainly used in the following fields: 1. Construction field New buildings: For important public buildings such as hospitals, schools, museums, and high-rise buildings that require high seismic resistance, lead core isolation rubber bearings can separate the structure from the foundation, extend the natural vibration period of the structure, re
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What are the characteristics of the MS series multi-directional displacement comb plate expansion de
2025-01-21The MS series multi-directional displacement comb plate expansion device is commonly used in bridge engineering, which can effectively adapt to the expansion and displacement requirements of bridges under factors such as temperature changes and vehicle loads. Its characteristics are as follows: 1. Adapt to multi-directional displacement Displacement adaptation: This device can simultaneous
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How safe is the ordinary noise reducing comb plate expansion device for bridges
2025-01-14The ordinary noise reducing comb plate expansion device for bridges has good safety under normal design, installation, and maintenance, which is reflected in the following aspects: 1、 Structural stability 1. Reliable connection method This type of expansion device is usually firmly connected to the beam body of the bridge through high-strength bolts or welding. For example, during the ins
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