1986年以来,我县手扶拖拉机带脱粒机脱麦,发生过3起火灾,烧毁小麦3万多斤,驾驶员分别受到10～15天的拘留处分。这3起火灾有着共同的原因: (1)安装时疏忽,脱粒机的排草口对着柴油机的排气管口,排出的废气直接与干松的麦草接触。 (2)驾驶员不了解防火罩所以能防火的原理,用一个旧搪瓷杯或铁皮桶,在底上穿几个孔,就当作防 Since 1986, my county walking tractor with thresher off wheat, occurred in 3 fires, burned more than 30,000 kilos of wheat, the driver was detained for 10 to 15 days. These three fires have common causes: (1) installation negligence, threshing machine exhaust port facing the exhaust pipe of the diesel engine, the exhaust gas directly contact with dry pine wheat straw. (2) The driver does not understand the principle of fire protection so fire, with an old enamel cup or metal bucket, wear a few holes in the bottom, as a defense