This standard replaces JB 2792-79. This standard specifies the type and basic parameters of the tensioning device of the traction rope or carrying rope of the circulating freight aerial ropeway. This standard is applicable to single-line and double-line circulating freight aerial ropeways. JB/T 2792-1994 Circulating freight aerial ropeway traction rope, JB/T2792-1994 standard download decompression password: www.bzxz.net
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Machinery Industry Standard of the People's Republic of China JB/T 2792-94 Circulating freight aerial ropeway Tensioning device of traction rope and carrying rope Types and basic parameters Published on July 18, 1994 Ministry of Machinery Industry of the People's Republic of China Implementation on July 1, 1995 Mechanical Industry Standard of the People's Republic of China Circulating freight aerial ropeway Tensioning device of traction rope and carrying rope Types and basic parameters 1 Subject content and scope of application JB/T2792 ---94 Replaces JB2792-79 This standard specifies the types and basic parameters of tensioning devices of traction ropes or carrying ropes of circulating freight aerial ropeways. This standard applies to single-line and double-line circulating freight aerial ropeways. Reference standards GB8918 GB12141 GB/T 12738 GB/T 12739 GB/T 12741 JB/T2790 3 Type High-quality steel wire rope Safety specification for freight aerial ropeways Terms of aerial ropeway Drive machine type and basic parameters of circulating freight aerial ropeway Type and basic parameters of supporting wheel of single-line circulating freight aerial ropeway Type and basic parameters of guide wheel of circulating freight aerial ropeway The tensioning device for traction rope or carrying rope is composed of tensioning trolley and guide wheel (tensioning wheel), and the tensioning trolley is divided into upper support and lower support types. 4 Basic parameters The basic parameters of the tensioning wheel of the tensioning device of the traction rope or the carrying rope shall comply with the requirements of Table 1. Table 1 QZ16-80 QZ16-100 QZ20--80 QZ 20--100 QZ 25-100 QZ 25—125 QZ25--160 QZ 30—125 QZ30--200 QZ30—250bZxz.net Approved by the Ministry of Machinery Industry on July 18, 1994 Tensioning wheel diameter D Allowable radial load force Maximum diameter d of applicable traction rope or carrying rope Implemented on July 1, 1995 QZ 35—160 QZ35-250 QZ35-320 5 Model Model indication method 5.2 Marking example Tensioner diameter D JB/T 2792 -- 94 Continued Table 1 Allowable radial load Allowable radial load code, kN Tensioning wheel diameter code, dm Applicable traction rope or carrying rope maximum diameter d Tensioning device code for traction rope or carrying rope Tensioning wheel diameter is 2500mm, and the allowable radial load is 100kN. Tensioning device for traction rope or carrying rope JB/T2792—94 Tensioning device QZ25—100 Additional remarks: This standard is proposed and managed by the Beijing Hoisting and Conveying Machinery Research Institute of the Ministry of Machinery Industry. This standard is drafted by the Beijing Hoisting and Conveying Machinery Research Institute of the Ministry of Machinery Industry. Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.