1. Nchịkọta oru ngo
Ihe oru ngo a na-anabata ihe owuwu mepere emepe. Ọ bụrụ na omimi nke olulu ntọala karịrị mita 3 na ihe na-erughị mita 5, a na-akwado usoro nkwado ahụ site na φ0.7m*0.5m ciment ala na-agwakọta ikpo ike ndọda. Mgbe omimi nke olulu ntọala karịrị mita 5 na ihe na-erughị mita 11, a na-eji φ1.0m * 1.2m gbara ọchịchịrị + otu ahịrị φ0.7m * 0.5m ciment ala na-agwakọta ikpo nkwado. Omimi olulu ntọala dị elu karịa mita 11, na-eji φ1.2m*1.4m bored ikpo + otu ahịrị φ0.7m*0.5m ciment ala ịgwakọta ikpo nkwado.
2. Mkpa njikwa kwụ ọtọ
Njikwa kwụ ọtọ nke ikpo okwu dị oke mkpa maka iwulite olulu ntọala na-esote. Ọ bụrụ na verticality deviation nke ike gwụrụ ikpo gburugburu ntọala olulu bụ nnukwu, ọ ga-eduga na-ezighị ezi nchegbu nke na-ejigide Ọdịdị gburugburu olulu ntọala, na-eweta oké zoro ezo ize ndụ na nchekwa nke olulu ntọala. N'otu oge ahụ, ọ bụrụ na ntụgharị nke verticality nke ikpo ọkụ na-agwụ ike dị ukwuu, ọ ga-enwe mmetụta dị ukwuu na-ewu na iji ihe owuwu bụ isi na oge ikpeazụ. N'ihi na nnukwu verticality deviation nke ike gwụrụ ikpo gburugburu isi Ọdịdị, ike gburugburu isi Ọdịdị ga-abụ nke na-ezighị ezi, nke ga-eduga cracks na isi Ọdịdị, na-eweta zoro ezo ize ndụ na ụdi ojiji nke isi Ọdịdị.
3. Ihe kpatara ntụgharị nke perpendicularity
Ntugharị kwụ ọtọ nke ikpo ule buru ibu. Site na nyocha nke ọrụ ahụ n'ezie, a chịkọtara ihe ndị a site na nhọpụta igwe ruo na oghere ikpeazụ:
3.1. Nhọrọ nke akuakuzinwo ibe n'ibe, na geological hardness nke rotary ikpo-egwu ala igwe na-egwu ala usoro bụ edoghị, nhọrọ nke akuakuzinwo ibe n'ibe enweghị ike izute mkpa nke dị iche iche geological ọnọdụ, n'ihi na bit deviation, na mgbe ahụ vetikal deviation nke. ikpo ahụ anaghị emezu ihe achọrọ nke nkọwapụta.
3.2. A na-eli cylinder nchebe na ọnọdụ.
3.3. Ntugharị ọkpọkọ na-eme mgbe a na-egwupụta ihe.
3.4. Ndokwa nke oghere nchara na-anọghị n'ọnọdụ, n'ihi nhazi na-ezighị ezi nke pad iji chịkwaa ụlọ nchara ahụ, nhụsianya nke na-emeghị ka ọ ghara ịlele etiti ahụ mgbe oghere ígwè ahụ dị n'ebe ahụ, nhụsianya kpatara site na ngwa ngwa ngwa ngwa. perfusion ma ọ bụ iche nke ọkpọkọ na-ekokwasị nchara nchara.
4. Usoro njikwa ngbanwe nke kwụ ọtọ
4.1. Nhọrọ nke egwu egwu
Họrọ ibe ngwungwu dịka ọnọdụ nhazi siri dị:
① ụrọ: họrọ otu ala nke rotary mkpọpu ịwụ, ma ọ bụrụ na dayameta bụ obere nwere ike iji abụọ bọket ma ọ bụ na-ebupụ efere mkpọpu ịwụ.
②Silt, adịghị ike cohesive ala oyi akwa, aja aja, emezighituri pebble oyi akwa nwere obere urughuru size: họrọ a okpukpu abụọ mkpọpu mmiri.
③ ụrọ siri ike: họrọ otu ntinye (otu na ala abụọ nwere ike ịbụ) bọket egwu egwu rotary, ma ọ bụ ezé ịwụ kwụ ọtọ ịghasa.
④ cemented gravel na ike ihu igwe okwute: mkpa ka a kwadebere ya na conical gburugburu akuakuzinwo bit na a abụọ-ala rotary mkpọpu mmiri ịwụ (na otu dayameta nke ibu urughuru size, na a okpukpu abụọ dayameta)
⑤ akwa akwa strok: nke ejiri obere ihe na-akpụ akpụ cylindrical - conical spiral drill - bọket ịgbagharị agbagharị agbagharị okpukpu abụọ, ma ọ bụ obere mgbanaka okirikiri kwụ ọtọ - bọket ịgbagharị agbagharị okpukpu abụọ.
Akwa akwa ikuku na-ekpo ọkụ: nke nwere cone cone core drill bit - conical spiral drill bit - bọket mgbapu mmiri na-agbagharị okpukpu abụọ ma ọ bụrụ na dayameta dị oke ibu iji were usoro mkpọpu ogbo.
4.2. E liri casing
Iji nọgide na-eguzosi ike n'ihe nke cylinder na-echebe mgbe ị na-eli cylinder nchebe, a ghaghị ime njikwa nkwụsịtụ site na ebe dị iche iche site na ikpo okwu na-eduga na ebe ikpo ọkụ ruo mgbe elu nke cylinder nchebe rutere n'elu elu a kapịrị ọnụ. Mgbe etinyere casing ahụ, a na-eweghachi ọnọdụ etiti nke ikpo ahụ na ebe a dị anya na ntụziaka e kpebisiri ike na mbụ, a na-achọpụtakwa ma etiti nke mkpuchi ahụ dabara na etiti ikpo ahụ, a na-achịkwa ya n'ime oke nke ± 5cm. . N'otu oge ahụ, a na-agbanye gburugburu nke mkpuchi ahụ iji hụ na ọ kwụsiri ike na ọ gaghị akwụsị ma ọ bụ daa n'oge a na-egwupụta ihe.
4.3. Usoro ịkwọ ụgbọ mmiri
A ga-eji nwayọọ nwayọọ na-egwupụta ikpo ọkụ ahụ mgbe ọ meghere oghere ahụ, iji mee ka nchebe mgbidi dị mma ma kwụsie ike ma hụ na ọnọdụ oghere ziri ezi. N'oge a na-egwupụta ihe, a na-enyocha ọnọdụ nke ọkpọkọ ọkpọkọ mgbe niile na nkwụsịtụ dị anya, a na-agbanwekwa mgbanwe ahụ ozugbo ruo mgbe edobere oghere ahụ.
4.4. Ndokwa nke oghere ígwè
A na-achọpụta ihe nrịbama nke ikpo okwu site n'iche dị n'etiti etiti nchara ígwè na etiti ebe a na-emepụta ihe, ya mere nhazi nke oghere ígwè bụ ihe dị mkpa na njikwa nke ikpo okwu.
(1) A na-eji ogwe abụọ kwụgidere mgbe a na-etinye oghere nchara n'okpuru iji hụ na perpendicularity nke oghere ígwè ahụ mgbe ebuliri ya.
(2) Dị ka ihe ndị a chọrọ nke koodu ahụ si dị, a ga-agbakwunye ihe mkpuchi nchebe, karịsịa na ikpo okwu n'elu ebe a ga-agbakwunye ụfọdụ ihe nchebe.
(3) Mgbe a na-etinye oghere nchara n'ime oghere ahụ, dọpụta akara obe iji chọpụta ebe etiti ahụ, wee mee ebe dị anya n'etiti etiti nkwụsịtụ na mgbake nke ikpo site na ịbịaru ikpo na ntụziaka setịpụrụ. Tụlee ahịrị kwụ ọtọ na etiti oghere nchara ahụ, ma dozie oghere nchara site na ịbugharị kreenụ ahụ ntakịrị iji hụ na ebe abụọ ahụ dabara, wee weld oghere n'ọnọdu iji mee ka ebe nchekwa ahụ rute mgbidi nke cylinder nchebe.
(4) Mgbe ihe a wụsara ahụ dị nso na oghere nchara, jiri nwayọọ na-agbapụta ngwa ngwa ma debe ọnọdụ catheter n'etiti oghere ahụ.
Oge nzipu: Sep-22-2023