主办：陕西省汽车工程学会
ISSN 1671-7988  CN 61-1394/TH
创刊：1976年
Automobile Applied Technology

Automobile Applied Technology ›› 2021, Vol. 46 ›› Issue (17): 157-159.DOI: 10.16638/j.cnki.1671-7988.2021.017.045

• Use and Maintenance • Previous Articles     Next Articles

The Analysis and Improved of Sealing Structure for Differential Lock Indicator Light Switch

DONG Juan, LI Feng   

  1. Xi'an Aerospace Yuanzheng Fluid Control Co., Ltd.
  • Online:2021-09-15 Published:2021-09-15
  • Contact: DONG Juan

差速锁指示灯开关密封结构常见故障的 分析及改进

董 娟，李 峰   

  1. 西安航天远征流体控制股份有限公司
  • 通讯作者: 董 娟
  • 作者简介:董娟（1984—），女，工程师，就职于西安航天远征流体 控制股份有限公司，主要从事车用阀门及开关的设计研发工作。

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Abstract: This paper Introduces the working principle of differential lock indicator light switch and the common faults of the sealing structure. Analyzes the faults, and puts forward an effective scheme to improve the sealing structure, which can fundamentally reduce the failure rate of differential lock indicator light switch and improve the service life of differential lock indicator light switch.

Key words: Differential lock indicator light switch; Sealing structure; Failure analysis; Improved design

摘要： 文章介绍了差速锁指示灯开关的工作原理及差速锁指示灯开关密封结构的常见故障。对故障进行分析，提 出有效的密封结构改进方案，从根本上降低差速锁指示灯开关的故障率，提升差速锁指示灯开关的使用寿命。

关键词: 差速锁指示灯开关；密封结构；故障分析；改进设计