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air compression ignition instrument air work thermal energy mechanical energy junior and senior high school physics teaching aids science and education instruments

air compression ignition instrument air work thermal energy mechanical energy junior and senior high school physics teaching aids science and education instruments

空气压缩引火仪空气做功热能机械能初高中物理教学教具科教仪器

  • EXW Price: Min. order:
    ¥25.0
    ≥2/piece
    ¥24.5
    ≥50/piece
    ¥24.0
    ≥100/piece
    • 2 piece
  • Exchage Rate 1 CNY ≈ 0.142 USD
  • Item No. 22203
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    Specifications Stock Quantity
    mixed batch(混批) ¥0.0 999 piece available
    Summary 0 piece Subtotal:¥ 0 Selected ∧
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备注：下单发货时 请联系确认（因现货实时变化）

空气压缩引火仪,包括连接在底座上的透明缸体,缸体中设有压杆,压杆的一端穿过盖与压帽相连,压杆的另一端固定有与缸体匹配的活塞,可上下活动的压杆与活塞的顶端相连,缸体上设置有穿过缸体的放料孔,缸体的底端设置有换气阀门.本实用新型的有益效果:由于管的上端开一个直径为5mm左右的放料孔,不用打开盖子,将活塞提到小孔位置这上,就能向小孔中投放铅皮裹着.....,多次实验后再将铅皮倒出即可,放料孔还能起到保证试验安全的作用,用的...稍多时,也只能听到放料孔泄气时的轻微爆破声,不再对盖造成冲击.undefined

Update time：20241104093415


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