Urea solution pumping module

摘要

A urea solution pump unit includes: a urea solution tank having a mounting hole opened downward; a mounting flange mounted so as to close the mounting hole; a motor pump disposed in a horizontal direction on the mounting flange in the urea solution tank, and configured to suck a urea solution at one side using a pump, and discharge the urea solution to the other side through a space formed between a rotor and a stator of a motor; and a filter installed at an inlet side of the motor pump at an outside of the motor pump.

主权项

1. A urea solution pump unit comprising:
a urea solution tank having a mounting hole opened downward; a mounting flange mounted to close the mounting hole; a motor pump disposed in a horizontal direction on the mounting flange in the urea solution tank, and configured to draw a urea solution at one side using a pump, and discharge the urea solution to another side through a space formed between a rotor and a stator of a motor; a filter installed at an inlet side of the motor pump at an outside of the motor pump; a heater module having one side and the other side fixed to the mounting flange, and configured to cover the outside of the motor pump, and generate heat using power supplied from the outside, wherein the heater module includes:
a guide and a Positive Temperature Coefficient (PTC) heater mounted in the guide;first and second heater terminals disposed while interposing the PTC heater therebetween, and configured to be supplied with power from the outside; andan exterior molding configured to enclose outsides of the PTC heater, the guide, and the first and second heater terminals.