Articles论文54家电科技www.jdkjjournal.comVol.32023Issue422基于仿真分析的冰箱门体自锁件的优化设计Optimizationdesignofdoorself-lockingofrefrigeratorbasedonsimulationanalysis张丹伟1王利亚2李语亭2江俊2ZHANGDanwei1WANGLiya2LIYuting2JIANGJun21.广东美的制冷设备有限公司广东佛山528311；2.合肥美的电冰箱有限公司安徽合肥2306011.GuangdongMideaRefrigerationEquipmentGroupCo.,Ltd.Foshan528311;2.HefeiMideaRefrigeratorCo.,Ltd.Hefei230601摘要：冰箱门体自锁件使得冰箱门体关闭后具有一定的预紧力，使门体上的门封与箱体能够紧密压合。合理的自锁件设计，可以在保证预紧力的前提下使得用户在关门过程中力感更加平缓顺畅；不合理的设计，则会导致开关门力感体验差、门体不能很好地闭合等问题。针对某冰箱门体自锁件在关门过程中推门力过大的问题，借助仿真软件对关门过程中该自锁件进行仿真分析，改进自锁件的助吸器结构，形成最终设计方案。结果表明：最终改进的自锁件在保证预紧力的前提下可以大幅降低关门过程中的推门力，同时自闭阶段的自锁力大小适中，满足用户需求，为设计及优化自锁结构提供参考。关键词：自锁件；仿真分析；推门力；预紧力；结构优化Abstract:Thedoorself-lockingofrefrigeratormakesthedoorbodyhaveacertainpre-tighteningforceafteritisclosed,itmakesthedoorsealsonthedoorbodyandtheboxbodycanbetightlypressed.Thereasonabledesigncanmaketheuserclosethedoormoregentlyandsmoothlyunderthepremiseofensuringthepreload;theunreasonabledesignwillleadtoapoorexperienceofopeningandclosingthedoor,thedoorbodycannotbeclosedwellandsoon.Inviewoftheproblemthatthedoorself-lockingofacertainrefrigeratorhasexcessivepushingforceduringthedoorclosingprocess,analyzestheself-lockingpartintheprocessofclosingthedoorwiththehelpofsimulationsoftware,improvesthestructureofsuctionassistingdevice,andthefinaldesignschemewasformed.Theresultsshowthatthefinalimprovedself-lockingpartcangreatlyreducethepushingforceduringthedoorclosingprocessunderthepremiseofensuringthepreload,theself-lockingforceintheself-closingstageismoderateatthesametime,satisfiestheneedsofusers,thisprovidesareferencefordesigningandoptimizingself-lockingstructure.Keywords:Self-lockingpart;Simula...
