Daaqadaha dhulka, oo loo yaqaan barroosinnada helical, tiirarka, barroosinnada birta ama pilessy, waa nidaam aasaasi ah oo casri ah, iyadoo la adeegsanayo mishiinka qodista si loo rakibo taas oo ka dhigaysa xalka ugu waxtarka badan uguna badbaadada cagta.
Waxaa lagu soo saaraa iyadoo la adeegsanayo cabbirro kala duwan oo qaybo tuubo ah oo bannaan oo loogu talagalay shafka barroosinka.Qaybuhu waxa ay ka koobnaan karaan bir labajibbaaran oo adag ama usheeda dhexe ee tuubada oo godanTusmooyinka helicalka ee Tubular ayaa, si kastaba ha ahaatee, noqdeen kuwa caadiga ah ee helicalka.
Sababo la xiriira qeexidda naqshadeynta iyo sahlanaanta rakibidda barroosinnada helical, inta badan waxaa loo isticmaalaa marka xaaladaha carradu aysan doorbidin xalalka aasaasiga ah ee caadiga ah.Usha barroosintu waxay qabataa shaqada culeyska qaabdhismeedka u wareejinaya tuunbooyinka.Taarikada birta ah ee tuulan ee Helical ayaa lagu alxanayaa shafka barroosinka si loo waafajiyo xaaladaha ciidda.
Waa nooc ka mid ah dalool qodista oo leh awood xajineed sare leh iyada oo aan loo eegin dhulka, sida ciidda cammuudda ah, marsh iyo dhul dabacsan.Marka loo eego adkeysiga iyo xasilloonida aadka u fiican, muraayadda dhulka ayaa loo isticmaali karaa noocyo badan oo codsi ah, sida nidaamka qorraxda;dhismaha waqti-beegti;xayaysiisyada iyo hababka taraafikada;beerta magaalada iyo dhismaha muuqaalka;tiirarka calanka iyo wixii la mid ah.
Ground Screw F taxanaha | Cabirka | Saxan | ||
| A | B | C | Dhumucda |
mm | mm | mm | mm | |
70 | 76 | 1200 | 3 | |
70 | 76 | 1600 | 3 | |
70 | 76 | 1800 | 3 | |
68.5 | 76 | 2000 | 3.75 | |
68.5 | 76 | 2500 | 3.75 | |
68.5 | 76 | 3000 | 3.75 | |
81.7 | 88.9 | 1200 | 3.6 | |
81.7 | 88.9 | 1600 | 3.6 | |
81.4 | 88.9 | 2000 | 3.75 | |
81.4 | 88.9 | 2500 | 3.75 | |
81.4 | 88.9 | 3000 | 3.75 | |
108 | 114 | 1200 | 3 | |
108 | 114 | 1600 | 3 | |
108 | 114 | 1800 | 3 | |
108 | 114 | 2000 | 3 | |
106.5 | 114 | 2500 | 3.75 | |
106.5 | 114 | 3000 | 3.75 | |
157.1 | 168.3 | 2608 | 5.6 | |
206 | 219 | 2700 | 6.5 | |
206 | 219 | 2700 | 6.5 | |
206 | 219 | 3500 | 6.5 | |
206 | 219 | 3500 | 6.5 |
Ground Screw N taxanaha | Cabirka | Saxan | ||
A | B | L | Dhumucda | |
mm | mm | mm | mm | |
57 | 60 | 550 | 1.5 | |
60 | 65 | 800 | 2.5 | |
60 | 65 | 1000 | 2.5 | |
60 | 65 | 1200 | 2.5 | |
59 | 65 | 1600 | 3 | |
59 | 65 | 1800 | 3 | |
64.5 | 67.5 | 560 | 1.5 | |
64.5 | 67.5 | 580 | 1.5 | |
64.3 | 67.5 | 700 | 1.7 | |
64.3 | 67.5 | 800 | 1.7 | |
71 | 76 | 800 | 2.5 | |
71 | 76 | 1000 | 2.5 | |
71 | 76 | 1200 | 2.5 | |
70 | 76 | 1600 | 3 | |
70 | 76 | 1800 | 3 | |
69 | 76 | 2000 | 3.5 | |
82.9 | 88.9 | 800 | 3 | |
82.9 | 88.9 | 1000 | 3 | |
81.4 | 88.9 | 2000 | 3.75 | |
81.4 | 88.9 | 2500 | 3.75 | |
81.4 | 88.9 | 3000 | 3.75 |
Taxanaha Ground Screw U | Cabirka | Saxan | |||
| A | B | C | L | Dhumucda |
mm | mm | mm | mm | mm | |
71 | 67 | 130 | 565 | 1.7 | |
71 | 67 | 130 | 735 | 1.7 | |
91 | 68 | 130 | 550 | 1.7 | |
91 | 68 | 130 | 555 | 1.7 | |
91 | 67 | 130 | 735 | 1.7 | |
91 | 67 | 130 | 870 | 2 | |
101 | 67 | 130 | 735 | 1.7 | |
101 | 67 | 130 | 870 | 2 |