ZQSJ-140/4.2架柱支撐氣動手持式鉆機為便攜式鉆機，它具有轉(zhuǎn)矩大、質(zhì)量輕、體積小、可反轉(zhuǎn)、結(jié)構(gòu)簡單和維修方便等特點，結(jié)構(gòu)更簡單，功能更齊全，性能更可靠，是煤礦行業(yè)必備設(shè)備之一。?

技術(shù)參數(shù)：

序號???????基本性能參數(shù)???????單位???????參數(shù)值

1?????工作氣壓???????MPa?0.4???0.5???0.63

2?????額定轉(zhuǎn)矩???????N.M?135??140??145

3?????額定轉(zhuǎn)速???????r/Min??????240??290??300

4?????最大輸出功率???????kW??3.3???4.2???4.5

5?????最大負(fù)荷轉(zhuǎn)矩???????N.M?160??200??260

6?????動力啟動轉(zhuǎn)矩???????N.M?170??210??275

7?????動力失速轉(zhuǎn)矩???????N.M?180??220??280

8?????耗氣量????L/Min??????4.5???5?????5.5

9?????空載轉(zhuǎn)速???????r/Min??????600??610??620

10????1/2空載轉(zhuǎn)速??r/Min??????300??305??310

11????1/2空載轉(zhuǎn)速時的轉(zhuǎn)矩??N.M?100??120??140

12????噪聲???????聲壓級????MB(A)????≤115??????≤120?????≤125

??????????????聲功率級???????MB(A)????≤105?????≤110??????≤115

13????機重???????kg????18

14????鉆尾尺寸???????MM?18×18????24×24