Wɔ mfiridwuma mfiri mu no, nea ɛto so abien-Nsa a wɔde tutu fam no abɛyɛ nnwinnade a ɛho hia a wɔpaw wɔ wiase nyinaa adansi ne nneɛma a wotu mu esiane wɔn ka kɛse-a etu mpɔn ne mfaso a ɛyɛ den nti. Sɛ wɔte wɔn nhyehyɛe mu nneɛma a wɔahyehyɛ ne wɔn adwumayɛ su ase a, ɛbɛboa adetɔfo ma wɔasisi gyinae a ɛfata kɛse. Saa asɛm yi bɛhwehwɛ nhyehyɛe titiriw a ɛwɔ nea ɛto so abien-nsa a wɔde tutu fam no mu afi mfiridwuma ho adwene mu na wɔahwehwɛ wɔn bo a ɛsom wɔ amanaman ntam gua so.
Core structural composition .
Nhyehyeɛ a ɛto so abien-Nsa a wɔde tutu fam no titiriw ne afã anan: tumi nhyehyɛe, hydraulic nhyehyɛe, adwumayɛ mfiri ne chassis.
Power system no yɛ "koma" a ɛwɔ excavator no mu, mpɛn pii no wɔde diesel engine te sɛ Cummins, Isuzu ne brand afoforo di dwuma. Engine no tumi no ka adwumayɛ mu ahoɔden a ɛwɔ mfiri no mu no tẽẽ, na ɛsɛ sɛ wɔma engine no engine tebea a ɛto so abien-Nsa no yɛ adwuma yiye, a nea ɛka ho ne sɛnea ɛho asɛe, kyerɛwtohɔ a ɛfa nsiesie ho ne sɛ ebia gyinapɛn ahorow a ɛfa mframa a wɔtow gu ho no ne mpɔtam hɔ mmara hyia anaa.
Hydraulic system no yɛ "nerve" a ɛwɔ excavator no mu, na ɛyɛ n’asɛyɛde sɛ ɛhwɛ boom, dipper ne bokiti no so. High-quality hydraulic pumps, valve akuw ne cylinders betumi ahwɛ ahu sɛ nnwinnade no bɛyɛ pɛpɛɛpɛ na ayɛ adwuma yiye. Ɛsɛ sɛ wɔhwɛ hydraulic system a ɛwɔ second-nsa a wɔde tutu fam no mu hwɛ sɛ nsuo no retu, nhyɛsoɔ a ɛnnɔɔso anaasɛ nneɛma a ɛwɔ mu no abɔ akwakoraa anaa aberewa anaa.
Mfiri a ɛyɛ adwuma no bi ne boom, dipper ne bokiti, a ɛkyerɛ tumi a ɛwɔ excavator no mu tẽẽ. Wɔde bokiti a ɛsono emu biara, a ɛfata ma adwumayɛ tebea ahorow te sɛ asase so adwuma, aboɔden abo anaa adansi mu nwura ahyɛ mfiri a wɔde tutu fam ho nhwɛso ahorow mu. Ɛsɛ sɛ wɔsɔ mfiri a ɛyɛ adwuma a ɛto so abien-Nsa mfiri no hwɛ sɛ asɛe anaa, titiriw no, bokiti no ano a ɛyɛ nnam ne sɛnea ɛyɛ pɛpɛɛpɛ.
Chassis no yɛ crawler tracks anaa tae, supporting wheels ne guide wheels, a ɛka sɛnea nnwinnade no gyina ne sɛnea ɛkɔ so no tẽẽ. Crawler excavators fata ma asase a ɛyɛ den, bere a tae-Type excavators no fata kɛse ma akwan a wɔyɛ. Ɛsɛ sɛ wɔhwɛ chassis a ɛto so abien-Nsa mfiri no mu hwɛ sɛ track no mu yɛ den, ɛboa wheel wear na ɛma motor no yɛ adwuma anaa.
Guadi bo ne adetɔ ho nyansahyɛ ahorow .
Nsa a ɛto so abien-Nsa a wɔde tutu fam no bo taa yɛ 30%-70% wɔ nea ɛwɔ foforo bi mu, a egyina mfe a wɔadi, adwumayɛ bere ne nsiesie tebea so. Wɔ amanaman ntam gua so no, wɔpɛ sɛ wɔde nneɛma a wɔde tutu fam a wɔde di dwuma wɔ Japan ne Europa ne Amerika nneɛma a wɔde yɛ nneɛma mu no di dwuma kɛse wɔ wɔn ho a wɔde to wɔn ho so kɛse no ho. Sɛ wɔretɔ a, wɔkamfo kyerɛ sɛ wɔmfa wɔn adwene nsi mfiri no nsiesie ho kyerɛwtohɔ, engine ne hydraulic system tebea a wɔbɛhwɛ so, na wɔasusuw ne nkwa a aka no ho denam adwumayɛfo sɔhwɛ so.
Bere a wiase nyinaa nnwuma a wɔde besisi adan ho ahwehwɛde no renya nkɔanim no,-Nsa a wɔde tutu fam gua a ɛto so abien no bɛkɔ so ayɛ adwuma. Ne structure characteristics ne gua so nkɔso a wɔbɛte aseɛ no bɛboa adetɔfoɔ ama wɔanya nnwinnadeɛ a ɛyɛ adwuma yie wɔ ɛka a ɛfata mu na ama sikasɛm mu mfasoɔ a ɛwɔ engineering projects mu no atu mpɔn.
