Coil pipe support with high torsional rigidity for variable cross-section ammoxidation furnace

By designing a coil bracket with high torsion stiffness with variable cross-section, the problem of low N2O emission and thermal energy recovery efficiency in the ammonia oxidation furnace is solved, and higher thermal efficiency and environmental protection effect are achieved, and it is suitable for ammonia oxidation furnaces of different sizes.

CN222267084UActive Publication Date: 2024-12-31OSCHATZ ENERGY & ENVIRONMENT NANJING
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Patent Information

Application Number
CN202323640654.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-29
Publication Date
2024-12-31
Estimated Expiration
2033-12-29

AI Technical Summary

Technical Problem

The greenhouse gas N2O generated by the ammonia oxidation furnace during the catalytic oxidation process has a serious impact on the environment, and the structure of the existing ammonia oxidation furnace has insufficient heat recovery efficiency and environmental pollution control, which affects production costs and safety.

Method used

A coil bracket with high torsion resistance resistance is designed with variable cross-section, adopting a triangular support frame and an adjustable support arm structure, combining the connecting pipe and support block to provide high stiffness and high temperature resistance, and at the same time it has disassembly connection, suitable for Ammonia oxidation furnace of different sizes.

Benefits of technology

It improves the thermal efficiency and environmental protection effect of the ammonia oxidation furnace, reduces environmental pollution, enhances support capacity, is suitable for high-temperature environments, and realizes the full utilization of waste heat resources.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a high-torsional-rigidity coil pipe support of a variable-cross-section ammoxidation furnace. The high-torsional-rigidity coil pipe support comprises an inner triangular supporting frame, an outer triangular supporting frame and supporting arms, wherein the inner triangular supporting frame and the outer triangular supporting frame are composed of supporting plates with the same length; the inner triangular supporting frame and the outer triangular supporting frame are each composed of three equal-length supporting rods, the triangular supporting frames are internally connected with the outer triangular supporting frame, in addition, the inner triangular supporting frame is provided with the inner extending supporting arms in an extending mode, and the outer triangular supporting frame is provided with the outer extending supporting arms, so that the supporting frames are large in overall structural size, small in contact area with the coil pipe and large in bearing capacity; meanwhile, the triangular supporting frame and the supporting arms are arranged to be inverted-V-shaped, so that high torsional rigidity and high temperature resistance are achieved; the connecting pipe is arranged and detachably connected, the length of the supporting arm is adjustable, and the device is suitable for different ammoxidation furnaces; and the overall energy efficiency of the boiler system is improved.
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