CN103921756B - 落水自动开启式安全带锁座 - Google Patents

落水自动开启式安全带锁座 Download PDF

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CN103921756B
CN103921756B CN201410157188.0A CN201410157188A CN103921756B CN 103921756 B CN103921756 B CN 103921756B CN 201410157188 A CN201410157188 A CN 201410157188A CN 103921756 B CN103921756 B CN 103921756B
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张卫
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Abstract

一种能在水压的作用下自动开启,从而便于驾乘人员及时逃生的落水自动开启式安全带锁座。转轴横向设置在锁座外壳中,锁扣连接在转轴上并组成杠杆机构,驱动筒设置在锁座外壳中并位于锁扣后端的下方。气压盒设置在汽车座椅的下方,气压盒通过气管与驱动筒连通,安全带的插头连接在锁座中并通过锁扣的前端锁定。手动开启锁座时,向上翻转锁扣的后端,使锁扣的前端绕转轴向下转动即可解除锁座对安全带插头的锁定。当汽车落入水中时,气压盒因受到水的压力而收缩,气压盒中的气体即可通过气管进入驱动筒中,当驱动筒中的活塞在气压的作用下向上移动时,活塞即可通过推杆驱动锁扣绕转轴翻转并因此解除锁座对安全带插头的锁定。

Description

落水自动开启式安全带锁座
技术领域
本发明涉及一种安全带的锁座,尤其是当汽车落入水中时其安全带的锁座能在水压的作用下自动开启,从而便于驾乘人员及时逃生的落水自动开启式安全带锁座。
背景技术
目前,公知的汽车安全带锁座需要手动按压才能开启,但是当汽车落入水中时,手动式的安全带锁座会使受伤或失去知觉的驾乘人员陷入绝境。
发明内容
为了克服现有的安全带锁座只能手动开启的不足,本发明提供一种落水自动开启式安全带锁座,该落水自动开启式安全带锁座能在水压的作用下自动开启,从而便于驾乘人员在汽车落入水中的紧急情况下及时逃生。
本发明解决其技术问题所采用的技术方案是:本发明包括锁座、气管、气压盒、支承板、联结板、锁扣、转轴、弹簧、插孔、驱动筒、推杆、活塞和座椅。锁座的外壳为矩形箱体结构,转轴横向设置在锁座外壳中,转轴的左右端头分别与锁座外壳的左右壳壁连接,锁扣为条形板结构,在锁扣的中部位置开设有横向的轴孔,锁扣通过轴孔与转轴连接,锁扣的前端头与锁座外壳的前壳壁连接,锁扣的后端头伸出锁座外壳的后壳壁,锁扣和转轴共同组成一个以转轴为支点的杠杆机构,扭转弹簧套装在转轴上,弹簧的一只脚与锁扣连接,弹簧的另一只脚与锁座的外壳连接,锁座外壳前部的空间设置为连接安全带插头的插孔,在锁座外壳后部的空间中设置有驱动筒,驱动筒位于锁扣的下方,在驱动筒中设置有活塞,在活塞的上端连接有推杆,推杆的上端头与锁扣后端的下表面连接。气压盒为薄壁式筒体结构,气压盒设置在汽车座椅的下方并通过支承板与座椅连接,气压盒通过气管与驱动筒连通。锁座通过联结板连接在车体上。使用中,安全带的插头连接在锁座的插孔中并通过锁扣的前端锁定,手动开启锁座时,向上翻转锁扣的后端,使锁扣的前端绕转轴向下转动即可解除锁座对安全带插头的锁定。当汽车落入水中时,气压盒因受到水的压力而收缩,气压盒中的气体即可通过气管进入驱动筒中,当驱动筒中的活塞在气压的作用下向上移动时,活塞即可通过推杆驱动锁扣绕转轴翻转并因此解除锁座对安全带插头的锁定。
本发明的有益效果是,能在水压的作用下自动开启,从而便于驾乘人员在汽车落入水中的紧急情况下及时逃生。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明的主视图。
图2是图1的俯视图。
图3是图2的A-A剖面放大图。
图4是图3手动时的实施例图。
图5是图3气动时的实施例图。
图6是图2的B-B剖面放大图。
图7是本发明的实施例图。
图中:1.锁座。2.气管。3.气压盒。4.支承板。5.联结板。6.锁扣。7.转轴。8.弹簧。9.插孔。10.驱动筒。11.推杆。12.活塞。13.座椅。
具体实施方式
在图1、图2、图3、图4、图6、图7中,锁座1的外壳为矩形箱体结构,转轴7横向设置在锁座1外壳中,转轴7的左右端头分别与锁座1外壳的左右壳壁连接,锁扣6为条形板结构,在锁扣6的中部位置开设有横向的轴孔,锁扣6通过轴孔与转轴7连接,锁扣6的前端头与锁座1外壳的前壳壁连接,锁扣6的后端头伸出锁座1外壳的后壳壁,锁扣6和转轴7共同组成一个以转轴7为支点的杠杆机构,扭转弹簧8套装在转轴7上,弹簧8的一只脚与锁扣6连接,弹簧8的另一只脚与锁座1的外壳连接,锁座1外壳前部的空间设置为连接安全带插头的插孔9,在锁座1外壳后部的空间中设置有驱动筒10,驱动筒10位于锁扣6的下方,在驱动筒10中设置有活塞12,在活塞12的上端连接有推杆11,推杆11的上端头与锁扣6后端的下表面连接。气压盒3为薄壁式筒体结构,气压盒3设置在汽车座椅13的下方并通过支承板4与座椅13连接,气压盒3通过气管2与驱动筒10连通。锁座1通过联结板5连接在车体上。
在图1、图3、图4、图5、图7中,使用中,安全带的插头连接在锁座1的插孔9中并通过锁扣6的前端锁定,手动开启锁座1时,向上翻转锁扣6的后端,使锁扣6的前端绕转轴7向下转动即可解除锁座1对安全带插头的锁定。当汽车落入水中时,气压盒3因受到水的压力而收缩,气压盒3中的气体即可通过气管2进入驱动筒10中,当驱动筒10中的活塞12在气压的作用下向上移动时,活塞12即可通过推杆11驱动锁扣6绕转轴7翻转并因此解除锁座1对安全带插头的锁定。

Claims (2)

1.一种落水自动开启式安全带锁座,它包括锁座、气管、气压盒、支承板、联结板、锁扣、转轴、扭转弹簧、插孔、驱动筒、推杆、活塞和座椅,其特征是:锁座的外壳为矩形箱体结构,转轴横向设置在锁座外壳中,转轴的左右端头分别与锁座外壳的左右壳壁连接,锁扣为条形板结构,在锁扣的中部位置开设有横向的轴孔,锁扣通过轴孔与转轴连接,锁扣的前端头与锁座外壳的前壳壁连接,锁扣的后端头伸出锁座外壳的后壳壁,扭转弹簧套装在转轴上,扭转弹簧的一只脚与锁扣连接,扭转弹簧的另一只脚与锁座的外壳连接,锁座外壳前部的空间设置为连接安全带插头的插孔,在锁座外壳后部的空间中设置有驱动筒,驱动筒位于锁扣的下方,在驱动筒中设置有活塞,在活塞的上端连接有推杆,推杆的上端头与锁扣后端的下表面连接,气压盒为薄壁式筒体结构,气压盒通过气管与驱动筒连通,气压盒设置在汽车座椅的下方并通过支承板与座椅连接,锁座通过联结板连接在车体上。
2.根据权利要求1所述的落水自动开启式安全带锁座,其特征是:所述的锁扣和转轴共同组成一个以转轴为支点的杠杆机构。
CN201410157188.0A 2014-04-20 2014-04-20 落水自动开启式安全带锁座 Expired - Fee Related CN103921756B (zh)

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US5857246A (en) * 1995-06-06 1999-01-12 Stratus Systems, Inc. Liquid activated buckle release mechanism
CN101138975B (zh) * 2007-09-24 2010-12-15 孟琪 汽车安全带遇水自动解脱装置
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