Mechanical akara na-mara dị ka ọgwụgwụ ihu akara, nke nwere a ụzọ ọgwụgwụ ihu perpendicular na axis nke adiana, ọgwụgwụ ihu n'okpuru edinam nke mmiri mgbali na akwụ ụgwọ n'ibu mpụga ike, dabere na nchikota nke inyeaka akara na nsọtụ ọzọ ka ọ dị mma, na slide ikwu, ka ọ ghara igbochi mpụta mmiri. Credo Pump na-achịkọta ihe na-akpata nsị mmiri na-akpata akara igwe mgbapụta mmiri:

Ihe na-emekarị ntapu

Ọnụ ọgụgụ nke ntapu akara igwe na-akpata ihe karịrị 50% nke nfuli mmezi niile. Ịrụ ọrụ nke akara akara igwe na-emetụta ọrụ nkịtị nke mgbapụta ahụ ozugbo. Achịkọtara ma nyochaa ya dị ka ndị a:

1. ntapu oge

Pump rotor shaft channel momentum, akara inyeaka na nnukwu nnyonye anya nke ogwe ahụ, mgbanaka na-akpụ akpụ enweghị ike ịmegharị n'ụzọ na-agbanwe agbanwe na ogwe aka, mgbe a na-agbanye mgbapụta ahụ, mgbanaka na-agbanwe agbanwe na nke static, enweghị nkwụnye ụgwọ.

Ihe mgbochi: N'ime mgbakọ nke akara igwe, ogwe ọkụ nke ogwe osisi kwesịrị ịbụ ihe na-erughị 0.1mm, na nnyonye anya n'etiti akara inyeaka na ogwe aka kwesịrị ịdị oke. Mgbe ị na-ahụ na akara radial ahụ, mgbanaka a na-ebugharị nwere ike ịmegharị ya na ogwe aka mgbe mgbakọ (mgbanaka na-ebugharị nwere ike ịlaghachi azụ na mmiri).

2. Enweghị mmanu mmanu mmanu na-ekpuchi elu ga-eme ka esemokwu akọrọ ma ọ bụ dọpụta ihu njedebe akara.

Ihe mgbochi: Ogo elu nke mmanụ na-agba mmanụ n'ime ụlọ mmanụ kwesịrị ịdị elu karịa akara akara nke mgbanaka na-akpụ akpụ na static.

3. Ịma jijiji nke oge nke rotor. Ihe kpatara ya bụ na stator na elu na ala njedebe cover adịghị itule impeller na spindle, cavitation ma ọ bụ emebi mmebi (eyi), ọnọdụ a ga-ebelata akara ndụ na ntapu.

Ngwọta: Enwere ike idozi nsogbu ndị a dị n'elu dịka ụkpụrụ mmezi siri dị.

Nhapu n'ihi nrụgide

1. Mechanical akara ntapu kpatara site na nrụgide dị elu na nrụgide nrụgide n'ihi oke nrụgide mmiri dị ukwuu na nhazi nrụgide kpọmkwem na nrụgide dị na ụlọ mkpuchi karịa 3MPa, ga-eme ka nrụgide ahụ kpọmkwem na njedebe njedebe ihu buru ibu, na-eme ka ọ sie ike. n'ihi na ihe nkiri mmiri mmiri na-etolite, oké njọ na-eyi na akara njedebe ihu, ụba calorific uru na-akpata thermal deformation nke akara n'elu.

Ihe mgbochi: na akara igwe mgbakọ ahụ, mkpakọ mmiri ga-emerịrị dị ka ndokwa ndị ahụ si dị, ekwela ka nnukwu ma ọ bụ obere ihe dị ntakịrị, ọnọdụ nrụgide dị elu n'okpuru akara igwe kwesịrị ime ihe. Iji mee ka njedebe ihu ike dị mma, dị ka o kwere mee iji belata nrụrụ ahụ, nwere ike iji alloy siri ike, ceramics na ihe ndị ọzọ nwere ike mkpakọ dị elu, na-ewusi usoro mmanye mmanye dị jụụ, họrọ ọnọdụ nnyefe, dị ka igodo, pin, wdg.

2. agụụ mgbapụta n'ibu akara leakage mere site na ọrụ na usoro nke ịmalite, nkwụsị, n'ihi mgbapụta mbata blockage, pumping ọkara nwere gas, nwere ike ime ka a na-adịghị mma nrụgide akara oghere, akara oghere ma ọ bụrụ na-adịghị mma nrụgide, na akọrọ esemokwu. na-akpata akàrà, wuru na-ụdị n'ibu akara ga-emepụta (mmiri) nke ntapu onu, agụụ akara na ihe dị iche nke nti mgbali akara directional iche nke ihe, na adaptability nke n'ibu akara nwere ụfọdụ ntụziaka.

Countermeasure: nara akara nrụnye ihu ihu abụọ, ọ na-enyere aka melite ọnọdụ mmanu mmanu yana akara arụmọrụ.

Leakage mere site na ọkara

1. Ọtụtụ n'ime submersible mgbapụta n'ibu akara dismantling, static mgbanaka na-akpụ akpụ mgbanaka inyeaka akàrà bụ inelastic, ụfọdụ nwere rere ure, n'ihi na a otutu leakage nke igwe akara na ọbụna egweri aro onu. N'ihi oke okpomọkụ, acid na-adịghị ike na nsị mmiri, ntọala na-adịghị ike na mgbanaka static na mgbanaka na-akpụ akpụ inyeaka roba akara corrosion, na-akpata leakag n'ibu dị oke ibu, ike na static mgbanaka roba akara maka nitrile - 40, nnukwu okpomọkụ na-eguzogide ọgwụ, acid acid. - alkali eguzogide, mgbe nsị bụ acidic na alkaline mfe corrosion.

Ngwọta: na mgbasa ozi na-emebi emebi, akụkụ rọba kwesịrị ịdị elu okpomọkụ na-eguzogide, acid na-adịghị ike, fluororubber alkali na-adịghị ike.

2. Mechanical akara ntapu kpatara site siri ike urughuru adịghị. Ọ bụrụ na siri ike ahụ n'ime akara ihu, a ga-ebipụ ma ọ bụ mee ngwa ngwa akàrà nke eyi na akwa, ọnụ ọgụgụ na mmanụ ìgwè n'elu nke aro (set), na a ngwa ngwa ọnụego karịa eyi ọnụego esemokwu ụzọ, mgbanaka nwere ike. 't akwụghachi nchụpụ nke abrasion, ike siri ike esemokwu ụzọ na-arụ ọrụ ogologo oge karịa ike graphite esemokwu ụzọ, n'ihi na nke siri ike ahụ na-agbakwunyere graphite akara mgbanaka akara n'elu.

Countermeasure: Ekwesịrị ịhọrọ akara igwe nke tungsten carbide friction n'ọnọdụ ebe ihe siri ike dị mfe ịbanye.

N'ihi nsogbu ndị ọzọ na-akpata site na ntapu nke n'ibu akàrà n'ibu akàrà ka dị na imewe, nhọrọ, echichi na ndị ọzọ na-enweghị ezi uche ebe.

1. A ghaghị ime mkpakọ mmiri ozuzo dị ka iwu kwadoro, ma ghara ikwe ka ọ buru ibu ma ọ bụ dị ntakịrị. Njehie bụ ± 2mm.

2. Na njedebe ihu nke aro (ma ọ bụ ogwe aka) wụnye mbugharị mgbanaka akara mgbanaka na njedebe ihu nke akara gland (ma ọ bụ shei) wụnye static mgbanaka akara mgbanaka kwesịrị chamfered na polished iji zere mmebi nke guzobe mgbanaka akara mgbanaka n'oge mgbakọ.