CN2262112Y - 便携贮压打气筒 - Google Patents

便携贮压打气筒 Download PDF

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CN2262112Y
CN2262112Y CN 95217221 CN95217221U CN2262112Y CN 2262112 Y CN2262112 Y CN 2262112Y CN 95217221 CN95217221 CN 95217221 CN 95217221 U CN95217221 U CN 95217221U CN 2262112 Y CN2262112 Y CN 2262112Y
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inflator
pressure storage
utility
way valve
portable pressure
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郭明康
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Abstract

一种对压力器具,特别是自行车车胎充气的工具—便携贮压打气筒,本实用新型在气筒管头部设置一个直立的单向阀,输气管直接套接在单向阀阀体上,在气筒尾部开有进气小孔,本实用新型即使采用很小内径的气筒管,也能高效率对车胎充气,而且体积小,便于携带。

Description

便携贮压打气筒
本实用新型涉及一种对压力器具,特别是对自行车车胎充气的工具。
打气筒是对自行车车胎充气的手动工具,一般车胎内压每平方厘米达数千克,所以对车胎充气是一件费力的事,气筒有效截面积越小,即气筒管内径越小,打气时需力就越小,为了打气省力和便于携带,就得减少气筒管内径和长度,但这样做打气时每次压缩的空气有限,特别是气筒管头部与车胎气门之间的输气软管内贮存了一部分压缩空气,在打气回程时,这部分压缩空气又回到气筒,这样大大降低了打气效率。
为了解决这个问题,有人设计了一种在气筒管头部侧边带一个贮压罐的打气筒,这种打气筒目前在社会上广为流行,这种打气筒效率较高,充气平稳,但体积大,携带不方便,打气仍较费力。
本实用新型的目的,是要提供一种改进的打气筒,它能高效率对自行车车胎和其它压力器具充气,而且打气省力和便于携带。
本实用新型的目的是这样实现的:在气筒管头部设置一个直立的单向阀,输气软管直接套接在单向阀阀体上,在气筒管尾部开有进气小孔。
本实用新型由于采用直立的单向阀,能保证压缩空气最大限度进入输气软管而无倒流损失,输气软管直接套接在单向阀阀体上,压缩空气不易泄露,输气软管本身相当于一个小贮压罐,能使充气平稳均匀,气筒尾部的进气小孔,其作用是在打气回程结束时保证气筒充分进气,本实用新型即使采用很小直径的气筒管,也能高效率对车胎充气,而且体积小,便于携带。
本实用新型的具体结构由以下的实施例及其附图给出。
图1是根据本实用新型提出的便携贮压打气筒的剖面图。
下面结合图1详细说明依据本实用新型提出的打气筒的细节及工作情况。
图中1为手柄,2为气筒尾端盖,3为活塞杆,4为活塞,5为进气小孔,6为气筒管,本实用新型对车胎类内压较大器具充气,气筒管内径范围为10-22毫米,7为单向阀阀球,8为弹簧,9为单向阀阀体,10为螺钉,输气软管11直接套在单向阀阀体上,软管接头处有弹性紧箍16,由于本实施例单向阀采用弹簧球阀结构,在打气回程时,能可靠的阻止输气管内的高压空气返回气筒管,12为对车胎充气时与气门相接的输气接头,打气时,直立钩卡13卡住车胎气门螺母后,在弹簧14作用下,使输气接头口与气门紧密相接,15为螺母,17为橡皮。
本实用新型也适宜对其它压力器具充气,如球类,对球类充气可拔掉输气接头,换上气针,由于球类内压较低,若本实用新型专为球类充气,则气筒管内径可适当加大。

Claims (3)

1、对车胎充气的打气筒,特别是对自行车胎充气的便携贮压打气筒,其特征是在气筒管头部设置一个直立的单向阀,输气软管直接套接在单向阀阀体上,在气筒管尾端开有进气小孔。
2、根据权利要求1所述的打气筒其特征是气筒管内径为10-22毫米。
3、根据权利要求1所述的打气筒,其特征是用直立钩卡使输气接头口与车胎气门紧密相接。
CN 95217221 1995-07-11 1995-07-11 便携贮压打气筒 Expired - Fee Related CN2262112Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 95217221 CN2262112Y (zh) 1995-07-11 1995-07-11 便携贮压打气筒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 95217221 CN2262112Y (zh) 1995-07-11 1995-07-11 便携贮压打气筒

Publications (1)

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CN2262112Y true CN2262112Y (zh) 1997-09-10

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CN 95217221 Expired - Fee Related CN2262112Y (zh) 1995-07-11 1995-07-11 便携贮压打气筒

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CN (1) CN2262112Y (zh)

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