CN104979754A - 一种环绕式汽车火花塞 - Google Patents

一种环绕式汽车火花塞 Download PDF

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Publication number
CN104979754A
CN104979754A CN201510360485.XA CN201510360485A CN104979754A CN 104979754 A CN104979754 A CN 104979754A CN 201510360485 A CN201510360485 A CN 201510360485A CN 104979754 A CN104979754 A CN 104979754A
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China
Prior art keywords
housing
spark plug
insulator
conducting rod
casing body
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CN201510360485.XA
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English (en)
Inventor
丁一
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Wuhu Powerise Mechanical Technology Inc
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Wuhu Powerise Mechanical Technology Inc
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Priority to CN201510360485.XA priority Critical patent/CN104979754A/zh
Publication of CN104979754A publication Critical patent/CN104979754A/zh
Pending legal-status Critical Current

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Abstract

本发明公开了一种环绕式汽车火花塞,包括有壳体,壳体顶端连通有绝缘体,绝缘体顶端开口安装有帽盖,帽盖中安装有导电杆,导电杆下端伸入壳体中,且导电杆下端连接有中间电极,中间电极从壳体底端穿出壳体,壳体底端还连接有罩在中间电极外的环形电极。本发明点火稳定性好。

Description

一种环绕式汽车火花塞
技术领域
本发明涉及火花塞领域,具体是一种环绕式汽车火花塞。
背景技术
火花塞是汽车点火的重要部件,其通过电极在气缸内放电产生电火花,从而点燃气缸内可燃混合气体。现有技术火花塞电极由中间电极和设置在中间电极一侧的侧电极构成,使用时间长侧电极变形易相对于中间电极错开,从而导致电极间隙增大,发电机不易启动。
发明内容    
本发明的目的是提供一种环绕式汽车火花塞,以解决现有技术存在的问题。
为了达到上述目的,本发明所采用的技术方案为:
一种环绕式汽车火花塞,其特征在于:包括有壳体,壳体顶端开口且壳体顶端连通有绝缘体,绝缘体顶端开口且绝缘体顶端安装有帽盖,帽盖中安装有导电杆,导电杆下端穿过绝缘体后伸入壳体中,且导电杆下端连接有中间电极,中间电极从壳体底端穿出壳体,壳体底端还连接有罩在中间电极外的环形电极。
所述的一种环绕式汽车火花塞,其特征在于:绝缘体顶端连接有接地螺母,导电杆上端穿过帽盖连接在接地螺母中。
所述的一种环绕式汽车火花塞,其特征在于:壳体下部外壁成型有外螺纹。
本发明采用环形电极作为另一电极,环形电极包围中间电极,不会轻易产生变形,点火稳定性好。
附图说明
图1为本发明结构示意图。
具体实施方式
参见图1所示,一种环绕式汽车火花塞,包括有壳体1,壳体1顶端开口且壳体1顶端连通有绝缘体2,绝缘体2顶端开口且绝缘体顶端安装有帽盖3,帽盖3中安装有导电杆4,导电杆4下端穿过绝缘体2后伸入壳体1中,且导电杆4下端连接有中间电极5,中间电极5从壳体1底端穿出壳体1,壳体1底端还连接有罩在中间电极5外的环形电极6。绝缘体2顶端连接有接地螺母7,导电杆4上端穿过帽盖3连接在接地螺母7中。壳体1下部外壁成型有外螺纹8。

Claims (3)

1.一种环绕式汽车火花塞,其特征在于:包括有壳体,壳体顶端开口且壳体顶端连通有绝缘体,绝缘体顶端开口且绝缘体顶端安装有帽盖,帽盖中安装有导电杆,导电杆下端穿过绝缘体后伸入壳体中,且导电杆下端连接有中间电极,中间电极从壳体底端穿出壳体,壳体底端还连接有罩在中间电极外的环形电极。
2.根据权利要求1所述的一种环绕式汽车火花塞,其特征在于:绝缘体顶端连接有接地螺母,导电杆上端穿过帽盖连接在接地螺母中。
3.根据权利要求1所述的一种环绕式汽车火花塞,其特征在于:壳体下部外壁成型有外螺纹。
CN201510360485.XA 2015-06-26 2015-06-26 一种环绕式汽车火花塞 Pending CN104979754A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510360485.XA CN104979754A (zh) 2015-06-26 2015-06-26 一种环绕式汽车火花塞

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510360485.XA CN104979754A (zh) 2015-06-26 2015-06-26 一种环绕式汽车火花塞

Publications (1)

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CN104979754A true CN104979754A (zh) 2015-10-14

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CN201510360485.XA Pending CN104979754A (zh) 2015-06-26 2015-06-26 一种环绕式汽车火花塞

Country Status (1)

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CN (1) CN104979754A (zh)

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