{"id":3672,"date":"2026-01-29T02:14:07","date_gmt":"2026-01-29T02:14:07","guid":{"rendered":"https:\/\/gearboxagricultural.com\/?p=3672"},"modified":"2026-01-29T05:08:06","modified_gmt":"2026-01-29T05:08:06","slug":"scanner-brush-drive-gearbox-for-fertigation-chemigation-pumps","status":"publish","type":"post","link":"https:\/\/gearboxagricultural.com\/ru\/application\/scanner-brush-drive-gearbox-for-fertigation-chemigation-pumps\/","title":{"rendered":"Scanner & Brush Drive Gearbox for Fertigation & Chemigation Pumps"},"content":{"rendered":"

In Australian precision fertigation and chemigation systems, the ever-power right-angle or planetary scanner\/brush drive gearbox precisely controls rotation speed and torque of agitators, injection pumps and cleaning brushes, ensuring uniform nutrient\/chemical distribution across large pivot and lateral move irrigation spans in regions with variable water quality and sandy soils.<\/p>\n

\"ever-power<\/p>\n

\u0422\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0438<\/h2>\n

The ever-power series scanner and brush drive gearboxes are compact, high-ratio units designed for continuous or intermittent duty in fertigation\/chemigation pump stations. They convert standard electric motor speeds (1400\u20132800 rpm) into controlled low-speed high-torque output suitable for driving agitators, proportioning pumps, cleaning brushes and inline mixers in Australian irrigation setups where precise chemical suspension and uniform injection are critical.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u041f\u0430\u0440\u0430\u043c\u0435\u0442\u0440<\/th>\nSpecification Range<\/th>\nApplication Notes<\/th>\n<\/tr>\n
Rated Output Torque (Nm)<\/td>\n120 \u2013 680<\/td>\nContinuous at 50\u2013120 rpm output<\/td>\n<\/tr>\n
Peak Torque (Nm)<\/td>\n920 \u2013 1850<\/td>\nViscous startup & clump breaking<\/td>\n<\/tr>\n
Gear Ratio Range<\/td>\n18:1 \u2013 120:1<\/td>\nSingle\/multi-stage planetary or helical-bevel<\/td>\n<\/tr>\n
Input Power (kW)<\/td>\n0.55 \u2013 5.5<\/td>\nIEC 71\u2013132 frame motors<\/td>\n<\/tr>\n
Output Speed (rpm)<\/td>\n12 \u2013 140<\/td>\nAdjustable for agitation intensity<\/td>\n<\/tr>\n
Efficiency (%)<\/td>\n91\u201396.5<\/td>\nGround helical \/ carburized planetary<\/td>\n<\/tr>\n
IP Rating<\/td>\nIP66 \/ IP67<\/td>\nHigh-pressure wash-down tolerant<\/td>\n<\/tr>\n
Operating Temperature (\u00b0C)<\/td>\n\u201320 to +65<\/td>\nExtended range synthetic lubricant<\/td>\n<\/tr>\n
Housing Material<\/td>\nAluminium alloy ADC12 \/ Ductile iron GGG40<\/td>\nCorrosion resistant coating standard<\/td>\n<\/tr>\n
Gear Material<\/td>\n20CrMnTi \/ 18CrNiMo7-6<\/td>\nCarburized HRC 58\u201362<\/td>\n<\/tr>\n
\u0421\u043c\u0430\u0437\u043a\u0430<\/td>\nSynthetic PAO ISO VG 220\u2013320<\/td>\nLifetime fill \/ 8000 h change interval<\/td>\n<\/tr>\n
Backlash (arcmin)<\/td>\n\u2264 8\u201315<\/td>\nPrecision ground stages<\/td>\n<\/tr>\n
Noise Level (dB(A))<\/td>\n\u2264 70 at 1 m<\/td>\nFull load operation<\/td>\n<\/tr>\n
Service Life (h)<\/td>\n12000\u201318000<\/td>\nL10 bearing life @ 70% load<\/td>\n<\/tr>\n
Vibration (mm\/s)<\/td>\n\u2264 3.2<\/td>\nISO 10816-3 zone A<\/td>\n<\/tr>\n
Input Interface<\/td>\nIEC B5 \/ B14 flange<\/td>\n71\u2013132 frame motors<\/td>\n<\/tr>\n
Output Shaft<\/td>\n\u00d8 25\u201350 mm keyed \/ splined<\/td>\nCustom lengths available<\/td>\n<\/tr>\n
Mounting Options<\/td>\nFoot \/ flange \/ torque arm<\/td>\nPump skid compatible<\/td>\n<\/tr>\n
Weight (kg)<\/td>\n8.5 \u2013 38<\/td>\nDepending on ratio & housing<\/td>\n<\/tr>\n
\u0424\u0430\u043a\u0442\u043e\u0440 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u044f<\/td>\n1.6\u20132.4<\/td>\nAGMA load classification II<\/td>\n<\/tr>\n
Corrosion Protection<\/td>\nC5M polyurethane + 316 SS fasteners<\/td>\nFertilizer & chemical exposure<\/td>\n<\/tr>\n
Thermal Class<\/td>\n155(F) insulation compatible<\/td>\nMotor & gearbox matched<\/td>\n<\/tr>\n
Shaft Seal Type<\/td>\nNBR \/ FKM double lip + labyrinth<\/td>\nFertilizer mist resistance<\/td>\n<\/tr>\n
\u0422\u0438\u043f \u043f\u043e\u0434\u0448\u0438\u043f\u043d\u0438\u043a\u0430<\/td>\nNSK \/ SKF sealed angular contact<\/td>\nHigh axial\/radial loads<\/td>\n<\/tr>\n
Compliance<\/td>\nISO 6336, AGMA 2001-D04<\/td>\nGear strength & durability<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"Cross-section<\/p>\n

Drive Locations in Fertigation & Chemigation Systems<\/h2>\n

Fertigation and chemigation installations in Australia typically incorporate multiple low-speed rotary devices that require precise, reliable torque transmission from electric motors. The gearbox is positioned at three principal locations depending on function.<\/p>\n

Agitator \/ Mixer Drive Position<\/h3>\n

The primary gearbox mounts directly on the tank or inline mixer flange, driving stainless steel propellers or paddle agitators at 30\u2013100 rpm. High reduction ratios maintain suspension of urea, MAP, DAP, gypsum, and liquid fertilizers that tend to settle rapidly in large storage tanks (20\u2013120 m\u00b3) common on Queensland and New South Wales cotton and grain properties. Planetary or helical-bevel configurations provide the high torque needed to restart after long idle periods without stalling motors.<\/p>\n

Chemical Injection Pump Drive<\/h3>\n

Positive displacement diaphragm or piston pumps for concentrated acids, fungicides and insecticides are driven via right-angle gearboxes at 50\u2013140 rpm. The gearbox isolates pump pulsation from the motor shaft and allows speed adjustment to match injection rates (0.5\u201340 L\/h) to varying irrigation flow rates across center-pivot spans up to 600 m.<\/p>\n

Cleaning Brush \/ Scanner Drive<\/h3>\n

In-line strainers, disc filters and sand media filters use slow-rotating cleaning brushes (8\u201340 rpm) powered by dedicated gearboxes. These units must deliver consistent torque against accumulating debris while resisting corrosion from chlorine, hydrogen peroxide and acid backflush cycles frequently used in Australian systems to manage high iron and calcium levels in groundwater.<\/p>\n

Field observation in the Murrumbidgee Irrigation Area, 2024\u201325 summer: gearboxes with FKM seals and C5M coating showed zero external corrosion after 14 months of exposure to 1200 ppm chloride fertigation solutions \u2014 a common failure mode for standard painted units.<\/p><\/blockquote>\n

\"Production<\/p>\n

Australian Irrigation Environment Challenges & Gearbox Adaptation<\/h2>\n

Australian fertigation systems operate in highly variable conditions: high ambient temperatures (35\u201345 \u00b0C in Riverina, Darling Downs and Ord River), water with TDS 800\u20133000 ppm, aggressive chemicals (sulphuric acid, phosphoric acid, chlorine dioxide), and frequent wash-downs with high-pressure cleaners. The ever-power gearbox range addresses these through: triple-lip FKM seals + labyrinth secondary protection against mist ingress, polyurethane C5M marine-grade coating over shot-blasted aluminium or ductile iron housings, oversized bearings with increased axial capacity to handle belt side-loads from variable-speed drives, and high-viscosity PAO lubricants that maintain film strength at elevated tank temperatures. Service factor \u22652.0 ensures reliability during peak season when pumps run 18\u201322 hours daily without scheduled downtime.<\/p>\n

Compatible Accessories & System Integration<\/h2>\n

Complete fertigation drive reliability requires matched components. ever-power supplies the following related items:<\/p>\n