Damping coupling and anti-freezing evaporator composite structure

By using a composite structure of vibration-damping coupling and antifreeze evaporator, and utilizing involute spline grooves, honeycomb damping blocks, and helical angle spring limiters, combined with sawtooth corrugated flow channels and micro-anchoring bosses, the problems of easy damage to couplings and ice blockage in evaporators are solved, thus achieving stable operation and efficient heat exchange of the equipment.

CN224301258UActive Publication Date: 2026-05-29CHONGQING ELECTROSCIENTIFIC ENG DESIGN CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING ELECTROSCIENTIFIC ENG DESIGN CO LTD
Filing Date
2025-08-29
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

Existing couplings are prone to damage under pressure pulsation, leading to shaft breakage, which affects the stability and lifespan of the equipment. Furthermore, evaporators are prone to ice blockage in low-temperature environments, affecting work efficiency.

Method used

The vibration damping coupling structure includes an involute spline groove, a honeycomb damping block, and a helical angle spring limiter. Combined with the serrated corrugated flow channel and micro-anchoring boss of the evaporator assembly, a triple structure works together to absorb vibration energy and enhance heat exchange.

Benefits of technology

It effectively dampens vibration, extends coupling life, reduces component wear risk, improves equipment stability, reduces ice blockage risk, and ensures efficient operation of the evaporator under complex operating conditions.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to industrial refrigeration equipment structure field discloses vibration damper coupling and anti -freezing evaporator composite structure, including output shaft, be provided with coupling assembly on the output shaft: involute spline groove, honeycomb damping block and spring limiter of spiral angle 55 DEG plus or minus 2 DEG, evaporator assembly: zigzag corrugated runner combines the micro anchor convex platform of base surface, the U type flow guide passage is provided in the micro anchor convex platform bottom, the honeycomb damping block hole spacing is 2.0 plus or minus 0.05mm, the aperture of honeycomb damping block is phi 1.2 plus or minus 0.1mm. In the utility model, involute spline groove realizes accurate meshing transmission, spiral angle spring limiter restrains axial movement, honeycomb damping block forms damping structure through specific hole spacing, aperture, efficiently absorbs vibration energy, three -fold structure cooperation, greatly attenuate vibration, improve the service life of coupling, guarantee equipment stable operation, reduce the component wear and tear and breakdown risk due to vibration.
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