我厂二台机均配备JG-200型高压加热器。试运转初期即发现U 管漏水,必须拆开头部顶盖。由于直径大,重达600公斤,卡得非常紧,当时虽配备4名工人,先在上部用八磅大锤振击,而后用50吨千斤顶的顶力,结果仍然未拆开。针对上述情况,我厂老师傅们商议制作了一只简易锤击工具,锤头重量将近600公斤。使用时,先固定好滑辺架,然后利用行车将锤头吊起100～400毫米(视卡紧的情况决定提升高度),用人力轻拉绳圈,锤头脱钩下 I plant two machines are equipped with JG-200-type high-pressure heater. Initial test run that U-tube leakage, you must open the head cover. Due to its large diameter and weight of 600 kg, the card was very tight. Although four workers were employed at the time, it was first struck with an 8-pounder hammer at the top and then with the top force of 50-ton jack. The result was still unopened. In response to the above situation, our factory master negotiate made a simple hammering tool, hammer weight nearly 600 kilograms. Use, the first fixed slippery bracket, and then use the drive to lift the hammer 100 ~ 400 mm (depending on the circumstances of the card was determined to enhance the height), with a light pull rope ring, the hammer under the hook