Reducer supply device
AssigneeYanmar Holdings Co., Ltd.
InventorsKeita Fujisaki, Yohei Kamata, Tsuyoshi Inoue, Yusuke Oda, Shigeru Aoki, Koki Shimizu
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Abstract
To provide a reducer supply device that can be made compact and has excellent maintainability. The reducer supply device includes a nozzle unit that adjusts a flow rate of a reducer which is to be supplied to a NOx purification catalyst device; and a pump unit that supplies the reducer to the nozzle unit. The nozzle unit and the pump unit are arranged at positions offset from each other in top view.
Claims10
A reducer supply device that supplies a reducer to an exhaust purification device, comprising:
- a reducer flow rate adjustment unit that adjusts a flow rate of the reducer which is to be supplied to the exhaust purification device;
- and
- a reducer pressure-feeding unit that supplies the reducer to the reducer flow rate adjustment unit,
- wherein the reducer flow rate adjustment unit and the reducer pressure-feeding unit are arranged at positions not overlapped from each other in a top view of the reducer supply device.
A reducer supply device that supplies a reducer to an exhaust purification device, comprising:
- a reducer flow rate adjustment unit that adjusts a flow rate of the reducer which is to be supplied to the exhaust purification device;
- and
- a reducer pressure-feeding unit that supplies the reducer to the reducer flow rate adjustment unit,
- wherein the reducer pressure-feeding unit is arranged at a position lower than the reducer flow rate adjustment unit, and the reducer flow rate adjustment unit and the reducer pressure-feeding unit are arranged to partially overlap each other in a top view of the reducer supply device, and
- a non-electric component is arranged between the reducer flow rate adjustment unit and the reducer pressure-feeding unit at an overlapping portion of the reducer flow rate adjustment unit and the reducer pressure-feeding unit in the top view.
Dependencies are inferred from the claim text.