Overview
The deep water rice harvester is engineered to address the unique challenges of harvesting rice in submerged fields, common in regions like Southeast Asia and river deltas. Unlike conventional combines, it integrates amphibious tracks or pontoons to navigate water depths exceeding 50 cm while minimizing soil compaction. Its cutting mechanism is optimized for wet stalks, reducing grain loss. These machines are pivotal for large-scale rice farming in flood-prone areas, where manual harvesting is labor-intensive. Modern iterations often include modular attachments for threshing and cleaning, streamlining post-harvest processing. Manufacturers increasingly focus on fuel efficiency and reduced emissions to comply with environmental regulations.
Structure and Working Principle
A typical deep water harvester consists of a reinforced chassis, a floating undercarriage, and a rotary cutting platform. The undercarriage uses wide, low-pressure tracks or buoyant pontoons to distribute weight and prevent sinking. The cutting head employs serrated blades or reciprocating bars to slice through waterlogged stalks, which are then conveyed to a threshing drum. The threshing unit separates grains from straw, while a cleaning system uses airflow and sieves to remove debris. Advanced models may feature real-time yield monitoring and automated height adjustment to adapt to uneven terrain. Hydraulic systems power most components, ensuring reliability in wet conditions.
Key Features
Amphibious capability is the standout feature, enabling operation in water depths up to 1 meter. Corrosion-resistant materials, such as stainless steel fasteners and galvanized components, extend lifespan in saline or acidic water. Modular designs allow customization with attachments like straw choppers or grain moisture sensors. Energy-efficient engines (often 50–100 HP) balance power and fuel consumption. Some models offer GPS-guided automation to optimize harvesting paths and reduce overlap. Noise reduction technologies and ergonomic cabs enhance operator comfort during prolonged use.
Application Areas
Primarily used in deepwater rice cultivation zones, such as the Mekong Delta, Bangladesh floodplains, and parts of India. These machines are also adapted for harvesting other aquatic crops like wild rice or lotus stems in wetland farms. Beyond agriculture, modified harvesters assist in ecological restoration projects by clearing invasive aquatic plants without damaging submerged ecosystems. Governments and cooperatives often subsidize purchases to promote mechanization in rural communities.
Maintenance and Precautions
Post-operation cleaning is critical to remove mud and plant residues that accelerate corrosion. Lubricate bearings and joints with waterproof grease, and inspect seals for leaks. Store the harvester elevated to prevent standing water damage during off-seasons. Avoid operating in water deeper than the manufacturer’s specified limit to prevent engine flooding. Regularly check cutting blades for wear and imbalance, which can cause vibrations. Use only OEM-recommended spare parts to maintain warranty coverage.
B2B Procurement Guide
Evaluate suppliers based on after-sales service coverage in your region, as localized support reduces downtime. Request field demonstrations to test performance in actual paddy conditions. Compare fuel efficiency metrics and warranty terms—look for at least 2 years of comprehensive coverage. Bulk purchases (5+ units) may qualify for 10–15% discounts. Leasing options are viable for seasonal use. Verify compliance with local emission standards (e.g., Euro IV, China Non-Road Stage III). Import tariffs can add 5–20% to costs, so factor this into budgeting.
Related Manufacturers
- 主营：[]
- 主营：拖拉机、旋耕机、微耕机、玉米大豆播种机、蔬菜谷物播种机、收获机、手扶拖拉机、履带拖拉机、秸秆还田机、四轮拖拉机
- 主营：拖拉机、翻炒机、花生炒货机、采摘毛豆机、四轮打药机、四驱整地机、四轮旋耕机、四驱旋耕机、两用耕地机、不锈钢炒货机、小麦收割脱粒机、四轮拖拉机
- 主营：小麦水稻联合收割机、大葱大姜收获机、炒货机、覆膜播种机、玉米播种机、四轮拖拉机及配套农具、打药机
- 主营：打包机、打捆机、秸秆回收机、秸秆收割机、青储收获机、圆盘粉碎机、粉碎回收机、玉米青储机、玉米杆回收机、稻草牧草收割机、搅拌机、撒料车
- 主营：照明车、冲击夯、气动泵、挖藕机、抹平机、捣固机、划线机、剪草机、插秧机、拉毛机、清扫机、铲除机、电机车、修剪机、打夯机、工程机械、风煤钻、道夹板、铁水包、矿用设备
- 主营：[]
- 主营：链条开沟机、鼓式搅拌机、自走式打药机、开沟机、微耕机、树枝粉碎机、滚筒搅拌机、筛选机、吸粮机、不锈钢搅拌机、木材粉碎机、干湿分离机、螺旋输送机、混合搅拌机、割晒机、装袋机收谷机、制糁机、磨面磨粉机、干粉搅拌机、船外机、电缆开沟机、碴子机、混料机
- 主营：撒料车、清粪车、撒粪车、打捆包膜机、方捆打捆机、TMR饲料搅拌机、套袋打包机、全珠秸秆收割机、揉丝机、粉碎机、皮带输送机、铡草机、履带收割机、颗粒机、取料机、秸秆回收机、圆盘旋切粉碎机、大蒜花生收获机、多功能粉条机、淀粉机、固液分离机、柴油撒粪车
- 主营：粮食烘干机、钢筋剪断机、液压剪刀机、鳄鱼剪切机、废金属切断机、边角料切断机、金属液压压块机、金属剪刀
- 主营：消防服、灭火防护服、消防训练靴、挖掘机、农用小挖机、水田栽种机、双罐压缩机、两行插秧机、工程挖土机、履带式挖土机、两行水稻插秧机、消防气瓶充气机、高压空气压缩机、抢险救援靴、户外伐木锯、消防救援靴、救援消防靴、便携式电锯、呼吸器充气泵、手持锂电电锯、手提木工链锯、消防抢险训练靴、应急抢险防护靴、充电迷你电链锯
- 主营：拖拉机、收割机、玉米收获机、高配旋耕机、犁地一体机、自动驾驶系统
- 主营：粮食铲车、小铲车、玉米秸秆、手扶拖拉机、艾草割晒机、工程装载机、四轮打药机、割到机、蔬菜播种机、红薯起垄覆膜机、收管打药机、手扶旋耕机、除雪机、大棚开沟机、矿道装载机、汽油打药机、汽油割草机、地膜覆盖机、芹菜种植机、饲料粉碎机、开沟起垄机、矮棚铲车、果园大棚、牧草茴香割、鱼饲料
- 主营：小型挖掘机、旋耕机、压路机、电动叉车、四不像运输车、越野叉车
- 主营：履带旋耕机、履带拖拉机、打药机
- 主营：液压船吊、养殖船用固定吊、履带随车吊、拖拉机平板吊、拖拉机尾吊、履带螺旋打桩机、光伏打桩机、滑移机、固定式抓木机、搅拌机、四不像随车吊、三轮随车吊、三轮龙门吊、履带吊车、四不像吊车、三轮吊车、四不像龙门吊、折臂吊、履带运输车、三轮工程车、四不像运输车、四不像随车抓、履带蜘蛛吊
- 主营：除雪车、四轮车、平刨床、木线机、开松机、插秧机、压钵机、平尖机、上料机、除草机、圆棒机、砂带机、打眼机、封边机、切管机、铲削机、切料机、雕刻机、开牙机、封头机、耕作机、圆木棒、装卸车、喷洒车、爬坡车
- 主营：越野叉车、电动叉车、四不像车、压土机、挖掘机、压路机、挖机改螺旋钻机、树坑钻孔打洞机、电动搬运车、履带运输车、四驱农用车