A wire harness electric pump sealing structure, which comprises a water pump body, pump chamber at the control panel on the outer peripheral surface corresponding to its inside is provided with a sealing plug, the sealing plug seat is provided with a sealing plug, the sealing plug sealing cover is fixed on the base through a sealing plug; the sealing plug is connected with the cylinder and the small cylinder the formation of the whole structure, the sealing plate sealing plug head end are arranged on the peripheral surface of the annular bulge, the sealing plug is provided with a plurality of threading holes, threading hole diameter gradually decreases from the head end to the head end; the inner shape of the inner shape of the sealing plug seat and a sealing plug matched with the shape of the head end and a seal cover with the small end of the sealing plug is matched with the shape of. Advantages: the inner wall and the power line 1. threading hole each other and realize power line sealing and the threading hole; between the 2. sealing board plug and a sealing plug base with seal sealing, has good sealing effect.
【技术实现步骤摘要】
一种电动水泵中线束密封结构
本专利技术属于电动水泵
,具体涉及一种电动水泵中线束密封结构。
技术介绍
随着新能源汽车的发展,电动水泵被广泛的应用于新能源汽车的动力系统、电源系统的冷却泵,PTC暖风系统的循环泵。控制板的作用:控制、驱动直流无刷电机运转。控制板与插接件连接,采用线束引出水泵体的方式时,必须保证线束与水泵体之间密封可靠,满足防水、防尘要求。
技术实现思路
本专利技术的目的在于提供一种密封简单、可靠的线束密封结构。为了解决上述技术问题,本专利技术的技术方案为:一种电动水泵中线束密封结构,包括水泵体,水泵体的外周面上对应于其内的控制板腔室处设有密封塞座,密封塞座上设有密封塞,密封塞通过密封盖固定在密封塞座上;其特征在于:密封塞由大圆柱体与小圆柱体相连接形成整体结构,密封塞大头端的外周面上设有环状凸起的密封板,密封塞内设有多个穿线孔,穿线孔孔径由大头端至小头端逐渐递减;密封塞座的内腔形状与密封塞大头端的外形相适配、密封盖的内腔形状与密封塞小头端的外形相适配。对上述技术方案进一步的限定,所述密封塞采用EPDM橡胶材料制成。优点:EPDM橡胶材料具有优越的耐氧 ...
【技术保护点】
一种电动水泵中线束密封结构,包括水泵体,水泵体的外周面上对应于其内的控制板腔室处设有密封塞座,密封塞座上设有密封塞,密封塞通过密封盖固定在密封塞座上;其特征在于:密封塞由大圆柱体与小圆柱体相连接形成整体结构,密封塞大头端的外周面上设有环状凸起的密封板,密封塞内设有多个穿线孔,穿线孔孔径由大头端至小头端逐渐递减;密封塞座的内腔形状与密封塞大头端的外形相适配、密封盖的内腔形状与密封塞小头端的外形相适配。
【技术特征摘要】
1.一种电动水泵中线束密封结构,包括水泵体,水泵体的外周面上对应于其内的控制板腔室处设有密封塞座,密封塞座上设有密封塞,密封塞通过密封盖固定在密封塞座上;其特征在于:密封塞由大圆柱体与小圆柱体相连接形成整体结构,密封塞大头端的外周面上设有环状凸起的密封...
【专利技术属性】
技术研发人员:蹇波,张群坡,李险峰,
申请(专利权)人:东风汽车泵业有限公司,
类型:发明
国别省市:湖北,42
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