按照《煤矿安全生产试行规程》第327条规定,对防坠器必须进行定期试验。为了掌握防坠器产生的制动力的规律与特点,使其安全可靠地运行,就必须准确地测定有关参数。一、检查性试验检查性试验是在空缶载荷下进行的一种不脱钩的试验,即将空缶提起后,再放到井口封闭物上,放松提升主绳,然后检查防坠器的动作情况。 In accordance with the “coal mine safety trial code,” the provisions of Article 327, anti-dropping device must be regularly tested. In order to grasp the law and characteristics of the brake force generated by anti-dropping device to make it run safely and reliably, the relevant parameters must be accurately measured. First, the test test The test test is carried out under air 缶 load a non-decoupling test, soon after the empty 缶 raised, and then placed on the wellhead closure, relax and enhance the main rope, and then check the anti-dropping device movements .