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KVCSNG DAI HCX DONG THAP Tap chl Khoa hoc sg 12 (4 2015) / NGHIEN ctfu ifNG DUNG CAC BAI T^̂ P NANG CAO HIEU QUA KY THUAT DI CHUYEN CHO NAM SINH VIEN CHUYEN SAU CAU L 6 N G TRtTOtNG DAI HOC DONG THAP[.]
KVCSNG DAI HCX: DONG THAP Tap chl Khoa hoc sg 12 (4-2015) / NGHIEN ctfu ifNG DUNG CAC BAI T^^P NANG CAO HIEU QUA KY THUAT DI CHUYEN CHO NAM SINH VIEN CHUYEN SAU CAU L N G TRtTOtNG DAI HOC DONG THAP • ThS Pham Viet Thanh" Tom tat Qua nghien eUu dd lUa chon duac bdi tap ddnh gid ndng luc di chuyin cua nam sinh viin chuyin u cdu long CO du tin cdy vd tinh thdng bdo TU dd dng dung duac cdc bdi tap dd lUa chgn vdo viic ing cao hiiu qud ky thugt di chuyen cho nam sinh vien chuyen sdu cdu long Trudng Dgi hgc Ddng Thdp ing lgi ket qud tdt TH khda: bdi tdp, edu long, ky thugt di chuyin, ting dung bdi tdp D^t v^n d^ Cau 16ng lk mot mon the thao mang tinh doi ling cang thing, gay cS'n the hien viec tan ing vk phdng thu lien tuc, vi the de thi dau tot cin iai sit dung rat nhilu yen to nhU the lufc, ^ - chien uSt, tSm ly Khi tap luyfn vk thi di'u cdu 16ng Be chu hinh th^nh cSc ky thuSt can hdn L th^ Itfc chuyen mon dong vai trd vo cung quan png M6t v§n dong vien du co the Itfc tot d§'n LU neu khong co 1^ thuat hoan hao thi hi€u quk i d^u cung se khdng cao vk ngtfdc lai The' nen, ang qua trinh gidng day ngoai viec ren luyen ; mat the Itfc thi vi8c hokn thifn cdc ky thudt t bdn, dac biet lk ky thuat di chuyen Id h^t stfc ,n thi^t vd quan trpng dS'i vdi ngtfdi tap Ky thuat di chuyen Id mgt ky thudt cd ban ian vd cSn dtfdc ti^p thu dau tien Vi muon inh dtfdc cau long vd danh dung ky thuat hoac loi hdp cao thi dSu thi can phdi tdp luyfn Tn mffe ttf dpng hoa cdc ky thudt di chuyen Phdi et ket hdp nhip nhdng cdc ky thudt cfla ehan vdi 6i ky thudt cua tay timg vi tri, ttfng thdi em mpt cdch hdp 1;^, thong minh sdng tao mdi Lt dtfdc thdnh tfch tot Qua qud tnnh gidng day tai TrtfSng Dai hpc ang Thdp (DHDT) chung tdi nhdn thd'y, thdi an hpc ddnh cho sinh vien (SV) chuyen sdu ldng nhieu nen viec sS dung cdc bdi tap di luy^n chtfa da dang, ddn de'n kha nang di uyen cua SV chuydn sdu ciu ldng cdn nhieu n chC ttf dd anh htfdng den hieu qud tdp luyen thi 6Sn Di chuydn Id mdt ky thudt dac bift ian trpng cau long, hieu qud cua cdc ky thudt khdc ludn phu thudc vdo khd ndng di chuydn Vi the, vdi mong muon nang cao hieu qud ky thuat di chuyen cho SV chuydn sau clu long Trtfdng DHDT, chung tdi tid'n hdnh "NghiSn ctfu tfng dung cdc bai tap nang cao hieu qua ky thuat di chuyen cho nam SV chuydn sdu c l u Idng Trtfdng DHDT" Muc fflch nghien ctfu: tJfng dung cdc bdi tap nham ndng cao hieu qud ky thudt di chuyen cho nam SV chuydn sdu clu ldng Trtfdng DHDT Muc tieu nghidn ctfu: Ltfa chpn cdc bdi tdp nang cao hieu qud ky thuat di chuyen cho nam S V chuydn sdu clu ldng vd ddnh gid hieu qud cua vide tfng dung ede bdi tdp ndng cao hidu qud ky thuat di chuyen cho nam SV chuydn sau clu ldng Trtfdng DHDT Phtfdng pbap va t^ chifc nghidn cffu Phtfdng phdp nghidn ctfu: Phtfdng phdp tham khdo tdi lidu, phtfdng phdp phong vd'n, phtfdng phdp kiem tra stf pham, phtfdng phdp thtfc nghifm stf pham, phtfdng phdp thong ke todn hpc Khdch th^ vd thdi gian nghien ctfu: - Khdch th^ nghidn etfu: gom 20 nam SV chuydn sdu cau long Trtfdng DHDT - Thdi gian nghien ctfu: ttf thdng 2/2014 din thdng 5/2014 K^t qua nghidn ciSU 3.1 Li^a chon cac bai t$p ndng cao hidu qua ky thuat di cbuyen cbo nam SV cbuydn sfiu c l u ldng Trtfdng DHDT Qua tham khdo, tdng hdp cdc tdi Ufu, cdng trinh nghien ctfu cua cdc nhd khoa, cung nhtf can [Cboa GiSo due the chS't vft Qudc ph5ng an ninh, Tnrdng Dai hoc Dong ThSp 25 TRUONG DAI HQC DONG THAP cii: v^o tinh hinh sijf dung cac bM tap dSnh gi^ nang lire di chuydn cua SV chuyen sSu cau 16ng cua TnlSng, chung toi tong help thinh 12 bii tap dinh gid nang Itfc di chuyen mon clu long d^ tien hanh phdng v^n ltfa chpn bai tap 3.1.1 Phdng vdn lUa chon cdc bdi tap nang cao hi$u qud ky thudt di chuyen cho nam SV chuyin sdu edu long Trudng DHDT Be dkm bio tinh khich quan ciia cac f ki^n tri ldi cung nhtf trinh nhtfng sai s6t qui ttinh thu thap thong tin, chung t6i tien hinh phong v^n lln bing phieu vdi cilng mpt cich thlJc tri ldi, khoSng each gitta lln l i ngiy Ci lln phong Tap Chi Khoa hoc sd 12 (4-2015) v^n d i u dtfa mtfc: dfing f vi kheng dong J ii ngtfSi dtfdc ph6ng win ltfa chpn Doi ttfdng ph6ng vin \i c i c giing viSn, chuydn gia clu ldng ti-ong va ngoii midng, c6 nhilu kinh nghi6m giing day v i huSfn luy$n clu ldng S^ phifo phat l i 20 phieu v i thu vl 20 phifo NhOng bii tip dtfdc ltfa chpn la nhifng bii tap qua lln phdng vin dat k^t qui toi tfu nhSt, l i phii dat ttt 75% stf ngtfdi ltfa chpn trd len ci lln phdng vin d mtfc d6ng f Ket qui phdng vln dtfdc ttinh biy chi tilt d bing Bang K€t qua phong vSLn cic bai t§p ndngcao u e u qua ky thuit di chuydn cho nam SV ehuygn sau c l u ldng Trtfdng DHDT S mtfc d6ng y (ii=20) TT 10 11 12 Bai tap Chay 30m xul^t phit cao (s) Dl chuyin goc sSn 20s (l^n) Di chuydn gdc dip clu 20s (lan) Di chuyin ngang sin ddn 20s (lln) Di chuyen vi tri trfin sSn 30s (lln) Di chuyen dinh clu cao siu 20s (lln) Di chuyin goc Itfdi bo nhd 20s (lln) Nhiy day ddn 30s (lln) Bit thu goi tai cho 20s (lln) Di chuyin chfim clu v i o 30s (lln) Di chuyin lop clu vio 30s (lln) Di chuyin tiln - Iili 2Ds (lln) Qua ket qud phdng vd'n d bdng da ltfa chon dtfdc bdi tdp ddm bdo cdc diSu kifn nhtf neu tren d^ dtfa vdo tfng dung ndng cao hidu qud ky thudt di chuydn cho nam SV chuyen sdu eau ldng Trtfdng DHDT Cdc bdi tap dtfdc chon Id: Di chuydn gde Itfdi bo nho 20s (lin), di chuyen ngang sdn ddn 20s (itn), di ehuyen tien - lui 20s (lln), di chuyen gdc sdn 20s (lln) 26 Phdng vSh l l n Dfing y 40 80 16 55 11 90 18 30 11 55 90 18 12 60 10 50 12 60 13 65 19 95 % Phdng va'n lln Bfing y 12 60 85 17 50 10 95 19 35 55 11 90 18 11 55 55 11 60 12 14 70 90 18 % 3.1.2 Kiim nghiim d$ tin cdy eUa cdc bdi t^p dugc lua ehgn Bi kiim nghifm tin cdy cua cdc bdi ^p da ltfa chon dtfdc, chtfng tdi ti^n hdnh xdc dinh dd tin cdy hkng phtfdng phdp test ldp lai dtfdc dp dung cho khdeh the Id nam SV chuydn sdu ciu ldng Trtfdng DHDT Thdi gian gitfa lin cdch tuin, cdch thtfc thtfc hifn, dilu kifn vd man ttf gitfa lln Id nhtf Kg^t qud phdn tich dtfdc trinh bdy d bdng Tap chi Khoa hgc so 12 (4-201 TRUdNG DAI HC)C EXDNG THAP Bang K i t qua xac dinh dp tin c$y cua cac test danh gia nang Itfc di chuyin cua nam SV chuySn s i u c l u I6ng Trtfdng DHDT (n=20) TT Bai tap Linl Lln (X + S) (X±S) r P Di chuyin gdc Itfdi bd nhd 20s (lan) 4.55 + 0.03 4.53 ±0.02 0.88 r^^^ = 0.679, d ngtfdng P < 0.001 Nhtf vdy bdi tap dtfdc chgn ndy cd dly du tinh thdng bdo vd cd t h l dtfa vdo tfng dung 3.2 Danb gia hifu qua cua vifc ihig dung cdc bai t$p nfing cao bidu qua ky thudt di chuydn cho nam SV cbuy€n sSu c4u Idng Trtfdng DHDT 3.2.1 Td chitc thue nghiim De Idem chtfng tinh hieu qud cua cde bdi tap dtfdc ltfa chpn, chiing tdi xdy dtfng k^ hoach tdp luydn d l tfng dung thtfc nghidm Chung tdi ti^n r 0.863 0.795 0.824 0.808 rooi = 0.679 P