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TC Series Drilling Rig Crown Block is a fixed pulley block installed on the top of the derrick and is one of the important components of the drilling rig lifting system.It is connected traveling block with wire line to form a pulley system,which can greatly reduce the tension of the fast rope, thus greatly reducing the load of the drilling rig draw works in various drilling operations (trip,running ,drilling,hang drilling tool), and reducing the power of skupina motorja.
Crown serije TC serije Blocka s specifikacijami API 4F in izpolnjuje zahteve industrijskega standarda SY/T5527.
Opremljen z mehanizmom za blokiranje vrvi, da prepreči, da bi žična vrv skočila ali odpadla.
Opremljen z dvižnim okvirjem za popravilo škripcev.
Opremljen s peščenim ribiškim škripcem in pomožnim škripcem.
S jermenico je zamenljiv s svojim ujemajočim se potujočim blokom jermenico.
Model | TC135 | TC170 | TC225 | TC315 | TC450 | TC585 | |
Največja obremenitev kavelj | Kn | 1350 | 1700 | 2250 | 3150 | 4500 | 5850 |
Ameriška tona | 150 | 200 | 250 | 350 | 500 | 650 | |
Zunanji premer jermenice | mm | 915 | 1005 | 1120 | 1270 | 1524 | 1524 |
v | 36 | 40 | 44 | 50 | 60 | 60 | |
Številke jermenice | 5 | 6 | 6 | 7 | 7 | 8 | |
Premer žice vrvi | mm | 26 | 29 | 32 | 35 | 38 | 42 |
v | 1 | 1 1/8 | 1 1/4 | 1 3/8 | 1 1/2 | 1 5/8 | |
Dimenzije | mm | 2500 × 2050 × 1920 | 2687 × 2150 × 2046 | 3200 × 3347 × 3640 | 3295 × 2776 × 2514 | 3068 × 2906 × 3576 | 3070 × 3000 × 3600 |
v | 98 × 80 × 75 | 106 × 84 × 80 | 126 × 132 × 143 | 130 × 109 × 99 | 121 × 114 × 141 | 121 × 118 × 142 | |
Teža | kg | 2402400 | 2920 | 5310 | 7400 | 9500 | 10000 |
Ib | 5290 | 6440 | 11710 | 16310 | 20940 | 22046 |