Gymnastic choj: lub hom phiaj, hom, tsim nta

Gymnastic choj (dhia addl) yog yuav tsum tau los xyaum gymnastics. Qhov no ntaus ntawv yog siv thaum lub sij hawm txoj kev kawm thiab lub sij hawm sib tw. Nws yog ib txwm tam sim no nyob rau hauv cov kev ua si halls ntawm cov tsev kawm ntawv.

gymnastic choj

Rau ib txhia kawm, qhov no projectile muaj nqi tsuas yog raws li ib tug accessory. Nyob rau hauv lwm yam mob, nws ua raws li ib feem ntawm lub ntsiab qhov kev pab cuam thiab yog tsis yooj yim sua yam uas tsis tau kev kawm ncaws pob. Yuav ua li cas hom ntawm kev qhuab qhia?

Gymnastic choj (yees duab hauv qab no) - qhov no yog kev ua si cov khoom rau qhov kev kawm uas muaj feem rau cov jumps. Springboard, Choj Sab - yog lub npe ntawm tus tib ntaus ntawv. Tus ntaus ntawv tsub kom lub hwj chim ntawm lub laub neeg ncaws kab taub thiab tso cai rau nws los mus kov yeej cov huab cua lawm deb tshaj li qhov nws yuav ua li cas nws los dhia mus rau ib tug khoom nto. ntaus ntawv tsim muaj ib tug ntau yam, tab sis lub hauv paus ntawm nws chaw ua hauj lwm muab lub caij nplooj ntoos hlav hauv paus ntsiab lus. Qhov ntau dua tej yam nyob rau qib, ntau dua qhov lub rov qab.

zog

Rau ce rau thaum uas tig mus tuav, kab rov tav bar, tshuav beam gymnastics los yog nees choj plays ib tug yuav txhawb tau lub luag hauj lwm. Nrog nws, cov ncaws pob nce rau ntawm lub ntsiab plhaub thiab pib hais lus. Sab choj ces muab tshem tawm mus rau sab, tawm ntawm txoj kev. Nyob rau tib lub sij hawm, vaulting nws txhais tau tias ib tug ntau ntau rau siv nyob rau hauv ze nrog rau lub ntsiab plhaub. Yog tsis muaj nws, yuav ua li cas yuav ua rau ib tug tseem ceeb leap tsis yooj yim sua.

Ntsia inclined ua hauj lwm nto ntawm lub Rooj Tswjhwm Saib nyhav rau thaws. Pob ua rau cov mus dhia thiab dhia rau ntawm tus choj. Nyob rau hauv lub ceeb thawj ntawm lub cev tsim ntawm flex board, wires, ua kis las cuam li. Nrog linear acceleration, nws yog ib qho arc rushes rau pem hauv ntej thiab upward, thiab yog grouped, ua tseem ceeb nyob rau hauv tej caj npab projectile pawg neeg thaj av rau nws ob txhais taw, tom qab ua ib los yog ntau tshaj pirouettes nyob rau hauv cov huab cua.

hom

Choj gymnastic springboard feem ntau tshwm sim ob hom. Lawv yog cov uas zoo sib xws nyob rau hauv kev khiav hauj lwm hauv paus ntsiab lus, tab sis muaj yam ntxwv nta. Cov feem ntau ntoo choj nrog ib tug curved saj zawg zog phaj yeeb yam raws li ib tug caij nplooj ntoos hlav ib feem. Lwm cov kev xaiv - ib tug hlau ncej raws li ib lub hauv paus, jog ncoo ntawm tej yam ntuj tso los yog hluavtaws cov ntaub ntawv thiab steel springs therebetween.

Tsim dhia gymnastic jumps nyob rau hauv ntau thiab tsawg ob: rau cov me nyuam thiab cov neeg laus. Nyob rau hauv lem, lawv muaj lub division: kev kawm nyob rau hauv tsev kawm ntawv los yog pib xyaum ua siv thiab rau kev ua si.

Length neeg laus ua qauv puag feem ntau 120-125 cm thiab ib tug dav ntawm 50-60 cm. Jogging board (av) muaj ib tug loj ntawm 135x50 cm. Cov qhov siab ntawm lub nqa (qaij lub) yuav ua tau 10-30 cm, nyob ntawm seb lub hom caij nplooj ntoos hlav mechanism. Qhov no rigidity yog tswj, uas cov neeg kawm ntawv uas thaws yuav nyob ntawm seb. Cov me nyuam ua qauv muaj me me thiab qhov ntev (100h50h20), lawv yog optimally tsim rau ib tug lub cev hnyav ntawm 30 kg.

nta

Gymnastic choj yog mounted rau ib tug nyuaj tiaj nyob rau hauv lub chav tsev los yog nyob rau hauv lub qhov chaw qhib. Rau cov stability ntawm lub hauv qab puag, nws yuav tsum tau muaj roj hmab los uas kom tsis txhob yuav ntawm slipping. Lawv yuav tsum tau xyuam xim thiab securely txuas.

Nruab nrab ntawm lub jogging nto thiab tus puag ncej yog ntsia ib tug caij nplooj ntoos hlav mechanism. Qhov no tej zaum yuav ib tug kauv ntawm tawv hlau. Feem ntau ob kab ntawm poob lawm ntawm springs nyob rau hauv lub ces kaum, tab sis nws yog ua tau, thiab lwm - yuav ua tau kom lub dynamic acceleration. Nyob rau hauv lwm embodiment dhia quab yuam muab mounted diagonally npoo phaj.

Nws, raws li zoo raws li springs tej zaum yuav fastened rigidly or muab lub peev xwm los kho txoj hauj lwm rau hloov cov neeg kawm ntawv ntawm dhia qauv. Khiav nto yog ntxiv them nrog ntaub pua tsev lug txhim khu kev nplij siab thaum thawb. Ib co ua qauv muaj ntau yog rau suav mus cuag cov kev kawm cheeb tsam ntawm lub Rooj Tswjhwm Saib.

Tsis ntev los no, lub tuam txhab koom nyob rau hauv qhuav ntawm kev ua si cov khoom thiab cov lus nug, tab tom nrhiav rau txoj kev zoo rau cov qauv ntawm cov gymnastic choj. Kws txawj yog tsawg qauv thiab cai ntawm lub International Federation ntawm Artistic Gymnastics, tab sis lawv tseem tabtom xyaum ua tej yam (springless siv). Lawv lub hom phiaj - mus ua gymnastic choj ces muab pov tseg ib tug txhim khu kev qha, kev ruaj ntseg, check, tsis muaj suab nrov, thiab tseem ceeb tshaj, uas lawv muab nyiaj pab ntau tshaj rov qab los ntawm lub zog thaws.

cov ntaub ntawv uas

Txij li thaum cov khoom no yog siv nyob rau hauv kev ua si thiab nyob rau hauv kev kawm ntawv, los ntawm no hom ntawm cov khoom uas hais yog yeej ib txwm siab rau lub Material Safety uas yuav tsum tau thiab tej kev siv. Gymnastic caij nplooj ntoos hlav choj yog feem ntau tsim los ntawm cov multilayer plywood (15 hli).

Nws yuav siv cov khoom birch ntoo, cedar, cov hmoov tshauv. Tus tshiab txoj kev loj hlob ntawm cov khoom cua ntaub ntawv (carbon fiber puas, bakelite) yog siv los dhia chaw. Sab saum toj feem ntau xis tej yam kev mob rau kev siv teeb cushioning ncoo (ntaub pua plag, grooved log tsheb), uas ib txhij muab zoo traction thiab nplua.

Lub thav duab yuav tsum ua los ntawm cov ntoo los yog khaub-ncaws nyias hlau lug. Nruab nrab ntawm nws thiab tus platform teem dhia daim ntawv los yog hlau kauj springs ua los ntawm tawv chrome hlau. Lawv securely fastened nrog bolts thiab ceev nyob rau hauv ib daim card qhov, hais tias muaj yog tsis muaj protruding ntsiab.