【摘 要】
:
我国许多农村目前尚无自来水 ,家家户户都装1个手压式小水井。这种井的关键部件是“井头”。井头内下方有 1个“橡皮碗” ,压水时它以2 8次·min- 1的速度上下弯曲摆动 ,所以 ,
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我国许多农村目前尚无自来水 ,家家户户都装1个手压式小水井。这种井的关键部件是“井头”。井头内下方有 1个“橡皮碗” ,压水时它以2 8次·min- 1的速度上下弯曲摆动 ,所以 ,它很容易破裂而无法抽水。经过试验 ,我用粘接修复法解决了这个问题。具体做法是 :( 1)卸掉橡皮碗
Many rural areas do not have tap water at present in our country and every household has a hand-pressured small water well. The key component of this well is the “well head.” There is a “rubber bowl” below the wellhead, which flexes up and down at 28 bumps / min when it is pressurized, so it breaks easily and can not pump water. After testing, I used the adhesive repair method to solve this problem. The specific approach is: (1) Remove rubber bowl
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