Thilt bj nay k i t hgp vdi cdc t l hgp khdc cua t l hgp thilt bj ddo Id nhu thilt bj khoan treo, logi BYKC - lYS de khoan cac lo khoan phuc vu no min, sii dung trong ngdnh cong ngh[r]
(1)Thong tin khoa hoc cdng nghe md
MOT SO THIET Bf KHOAN, XUC BOC TRONG THI CONG CONG TRINH NGAM 1 May XUC bdc thi cong g i l n g diing KC - 2Y/40 vd 2KC - 2Y/40 (Ueraina) Mdy xue ble KC-2Y/40 vd 2KC - 2Y/40 Id cde thilt bj xue
ble ea gidi hod, sii dgng d l xCic ble d i t dd sau n l vdo ede thung true tai, thi cong gilng diing
Thilt bj k i t hgp vdi cdc t l hgp khdc cua t l hgp thilt bj ddo Id nhu thilt bj khoan treo, logi BYKC - lYS de khoan cac lo khoan phuc vu no min, sii dung ngdnh cong nghipp khai thde than, qudng vd dipp thgch, ddo ede Id gilng diing blng khoan n l
Cdc thilt bj ndy gIm hai logi, logi mpt gdu ngogm (mpt X mdy ble d i t da) KC - 2Y/40 sii dgng thi cdng cdc 16 ^*^* ' gilng e6 dudng kinh 7m vd logi hai gdu ngogm 2KC
-2Y/40 - vdi ede Id gilng ed dudng kinh -8m Chilu sau eua ede Id gilng khdng hgn c h l , vi cdc thilt bj ndy duge treo tryc tilp vdo sdn treo phue vg ddo gilng
Viec sii dgng cdc thilt bj ndy t l hgp thilt bj ddo gilng ed t h i ndng eao t i e dp ddo Id, trung binh dgt 100-120 m/thdng Thdi gian l i p dgt, d i i vdi mdy mpt gdu ngogm t i i 15-20 gid, thdo da mit t i i 8- 10 gid Cd t h i sii dgng ed hipu qua d i i vdi ede phuang phdp ddo Id khde nhau, nhung ehu y l u Id phuang phdp ddo Id k i t hgp vd chlng 6wgc d l blng be tdng liln khii Khong nhu-ng phgc vg ddo gilng, cdc thilt bj ndy edn cd t h i sii dung thi cdng cdc dudng Id blng, d i t dd t i i kien c l trung binh d i n r i t kien c l vd vd chlng c l djnh Id be tdng liln khii
Cac d§ic tinh ky thu^t ca ban
il
I
i \
1
'.'-.-May XUC bdc 2KC - 2Y/40
s l lu-gng gdu ngogm
Ndng suit k? thudt xue ble d i t (3d sau n l min, m^/ phiit Thdi gian cua chu trinh ble tdi, gidy
Dung tich gdu, m^
Cfing suit dOng ca di^n eua mdy n6n khi, KW
KC-2Y/40
Khdng nh6 han 1,7 20-25
0,7 Khdng nh6 han
320
2KC-2Y/40 2 3,0 20-25
0,7
630 Mdy xiic boc KC-2Y/40
2 Thiit bj khoan EYKC -1Y5 (Ueraina)
Thilt bj BVKC -1Y5 la thilt bj khoan ca gidi hod, khoan cac Id khoan no min, cdc lo khoan tham dd, thao khi, cac l l khoan trdm xi mdng ddo cac Id gilng diing cd dudng kinh t i i 4,0m d i n 9,0m, nganh cdng nghipp khai thac than, chudng va dipp thgch Thilt bj BYKC -1MA khoan cd ca c h l truyin d i n va tgo lyc ep bang xoan Ic
(2)" O 'I ft~i ;i J li
^K^l^ Thong tin khoa hpc cdng nghe md ^_
Thilt bj 6\jegc c l u thdnh t i i cdc egm, eae bp phgn ed t h i thdo ddi 6wgc, bao gIm ede bua khoan, tay Idi, gid treo, trgc d i n hudng, hp thing nen vd ede bp phdn tTnh nhu dudng cong tiln, ea c l u lam sgeh phoi khoan vd thilt bj 6k khoan cdc Id khoan tram xi mdng Phln tTnh duge b l tri tren sdn treo ddo Id hoge tren mdy logi KC
Cde bua khoan eua t l hgp ed kha ndng nghieng di mpt gde so vdi mat thing diing va ed the xoay (quay) mgt phang n i m ngang, eho phep thay doi khoang edeh giua cae 16 khoan no lan cgn vd tii mpt vj tri e6 t h i khoan nhilu l l khoan
Do sii dung cde kich bdng 16 xo d l ep, eho phep mpt cong nhan khoan e6 t h i khoan ehinh xae vd nhanh vdi ede gdc nghieng b i t ky, thgm chf thing diing, vdi dd cd dp kien e l bit ky vd sii dung ddo Id gilng vdi guang khong blng phang
L l khoan dugc ldm sgeh bang h l n hgp nude + khi, bao dam thii sgeh hodn todn phoi khoan vd Idm tang t i c dp khoan
Cac d$c tinh ky thu$t co> ban
• Gidi hgn dp b i n eCia d i t dd, G nen khdng vugt qud 230 MPa (tuang iing f = 23) • Ndng suit ky thugt khoan, kh6ng nhd han:
Khi dp kien c l eua dd O nen d i n 150 MPa (f=12): 1,90m/phut Khi dp kien e l eua dd O nen d i n 230 MPa (f=20): 0,92m/ phut Khi khoan cde lo khoan khde: 0,16m/ phut
• Chilu sdu khoan:
Khi khoan ede lo khoan n l min: 4,4m Khi khoan ede Id khoan khde: 50,0m • s l lugng bua khoan, chile:
Khi khoan cae l l khoan n l min: 2, - Khi khoan cde 16 khoan khdc: • Dudng kinh mui khoan: 42-52mm
• G6c nghieng eua mdy khoan so vdi dudng thing diing, d i n 20°
• Ap lyc nen: 0,5 MPa
• Luu lugng nen d n cho mpt mdy khoan: 14,2mVphut
• Luu lugng nudc i l n thii phoi khoan eho 100m khoan: 1,0m'
• Cdc kich thude phln thdo 6wgc 6k vgn chuyen: dudng kinh Idn nhlt 1950mm, eao 9500mm,
• Khii lugng t l hgp lap ddt: 9300 kg vd 11900 kg
• Vipe lya chpn ca d u khoan eua may 6wgc xdc djnh bang dp kien c l eua d i t dd, ed^thl sii dgng logi M2 dp kien c l cua da nen d i n 150 MPa; logi HK - 60 d i t dd ed kien c l 6nen din 230 MPa
3 Thiit bj khoan + cao vaMnn-22 (Ueraina)
Thilt bj khoan cdo vg MH/l - 22 dugc thilt k l dung 6k khoan vd xue b i c dao 16 die d i n ± 12°, cd kha nang khoan d i t da cd dp ciing d i n 100 MPa, cd t h i lam vi#c cde md him Id cd nguy hilm v l (metan) va bgi than
Mot so chiing lo^i thiit bi:
Thiet bi khoan EYKC -1Y5
(3)Thdng tin khoa hpc cdng nghe md
• MnJl - 22: Cd t h i l t bj khoan n l min, bang tai ggt (cdo va) ed chiic ndng ndng-xoay, khdng c6 bdng c h u y i n tai
• M n / l 22- 01: C6 t h i l t bj khoan n l min, bang tai ggt n g i n khong e6 chu-c ndng xoay, e6 bang c h u y i n tai
• M n n 22- 02: Khong e6 t h i l t bj khoan n l min, bang tai ggt c6 chiic nang ndng xoay, khong c6 bdng c h u y i n tai
• MnJl 22- 03: Khong e6 t h i l t bj khoan n l min, bang tai ggt ngdn khong c6 chiic nang xoay, e6 bang c h u y i n tai
D$c tinh ky thu$t c c ban
* Ndng suit ky thudt n?p li^u (va) phy thude vdo d^ doe nen ld,(m'/phut)
Thiet bj khoan + cdo va MPfl - 22
3 May khoan c i n VBIil 253A (Ueraina)
Dac tinh ky thuat c c ban
Den 8^ -8-12'
Ndng suit khoan, m/phut * Chilu cao khoan ldn n h l t , m
Dp d i e dudng 16, dp
* Khoang cdch va ( d p li^u) ldn nhlt.m * Kfch thu-dc gidi han v$n chuyen, m - Chilu d^i
- Chilu rpng m6p ngodi bdnh xich - Chilu rpng k l ca bp phdn va (ngp li$u) - Chilu cao gid (thdn, vo)
- Chilu cao thilt bj (cin) khoan n l * Trgng Iwyng mdy (khdng ed bdng
chuyen tdi), tin
C6 thilt bj khoan
- KhPng c6 thiet bj khoan * Ap suit 16n nen 16, MPa
• Khodng cdch mdt dudng (chilu eao gIm mdy), m
NguIn di^n, V T i n s l ddng di^n Hz
• Ting cPng suit dpng ca (khdng ed bang chuyin tdi), kW
32 ±12 0,65 9,1 2,02
2,3
1,64
2,3
17
15
0,09
0,23 660 50 126
Vung hoat dpng d gu-ang 6do, m (cao/rpng)
NSng suat ky thuat khoan, m/h - Da Cling 56-84 Mpa
-Dd cu-ng 140-170 f\/lpa Lu-c khoan, kN
Cdng suit dpng ca khoan, kW Kich thu-dc thilt bi, (ddi x rpng x cao) m Trpng lu-gng, tan
3,5/4,6
90-94 32 18 11
(10,5x1,4x2)m 10
4 May xue lat sau i n n h - S f l (Ueraina)
Dae tinh ky thu$t ea ban
* * ô ã ? *
Ndng suit ky thudt, m"^/phut Tilt dipn 16 nho nhat, m'' Khd ndng xue nin, mm - Ting ePng suit dpng ca, kW
- Kich thu-dc thilt bj, (ddi x rPng x eao) m Trpng lu-gng, t i n
1,25 400 45
(7x1,4x1,75) m 9,8
C/
• i » w ^
Mdy XUC l$t sau innH-5ft
May xue IfiriH-SFI Id phien ban mdi cua i n n H - ,
da 6wgc s i i dgng cde md h i m Id vung Quang Ninh t i i r i t lau, qua t h y c t l s i i t h l y , thilt bj ed dp b l cao, d l vgn hdnh, siia chua Phien ban mdi i n n H - ^ khdng thiia d u g c ede dgc tinh tren ma cdn d u g c cai t i l n , dgc bipt la hp t h i n g d i l u k h i i n
dgng cho
nhung k l