In-depth analysis of the application field of 1.5-ton excavators: engineering innovation under full scene coverage
Driven by the dual strategies of new urbanization and rural revitalization, 1.5-ton excavators are becoming the core equipment in the global infrastructure market by virtue of their compact structure and multifunctional features. With a maximum digging depth of up to 1.88 meters and equipped with a 360° rotating chassis and quick-change attachment system, this type of excavator has shown subversive application value in eight fields such as municipal, agricultural and environmental protection.
In the field of urban underground space development, the 1.5-ton excavator realizes non-excavation construction through guided drilling technology, and the project of Beijing Urban Subcenter uses it to complete the laying of 800 meters of drainage pipe network, with an efficiency of 40% higher than that of traditional excavation. In the old pipe network repair, the micro pipe jacking technology combined with laser positioning system reduces the pavement damage area of 500mm diameter pipe repair to 5% of the traditional process, and reduces the comprehensive cost by 65%.
In the precision agriculture scenario, the model equipped with the BeiDou navigation module achieves 0.5-meter-level positioning accuracy, which increases the land utilization rate by 35% when completing the terrace trimming operation in the apple orchard in Yantai, Shandong Province. Its modular furrow opener can quickly switch between 30/50/80cm specifications, and with the automatic backfilling system, the greenhouse construction cycle was compressed from 30 days to 15 days, saving labor costs by more than 70% for a single project.
In the field of environmental protection engineering, the model with integrated vacuum suction device handles 120,000 tons of heavy metal-polluted substrate in a single month in the treatment of Yangtze River tributaries, with a purification efficiency of 92%. In the construction waste regeneration system, the crushing hammer and screening device linkage operation.
Industry 4.0 upgrade demand to promote precision construction breakthroughs, a semiconductor fab in Shanghai introduced force feedback system models, cleanroom floor leveling accuracy of ± 2mm, construction error rate from 5% to 0.8%, cleanliness stability to maintain ISO Class 5 standard. Explosion-proof certified models operate stably in extreme environments ranging from -20℃ to +55℃, and together with the inert gas protection system, they guarantee the safety of LNG receiving station construction, with a failure rate of only 1/3 of that of traditional equipment.
The Belt and Road infrastructure wave has given rise to new demand. 200 electric models were deployed to complete diaphragm wall construction in Ho Chi Minh City metro project in Vietnam, with an equipment utilization rate of 98%. Copper and cobalt mine in Africa (DRC) adopted diesel/solar dual-mode power model to realize 7×24 hours continuous operation, and the annual production capacity of a single unit exceeded 100,000 tons of ore, which is 40% more energy-saving than the diesel version.
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