Retrofittable waterless urinal assembly with odor control and method of installing and retrofitting using the same

A waterless urinal, comprising

• (1) a receptacle adapted for receiving and discharging urine from a user, wherein the receptacle comprises
• an inner body in a form of a funnel, wherein the inner body comprises an upper portion and a lower portion, the upper portion defines a cavity for receiving urine, the lower portion comprises a conduit for discharging the urine, and the lower portion is connected to a bottom of the upper portion at a first end and being an outlet for discharging the urine at a second end,
• an outer body in a form of a truncated cone, wherein the outer body are joined with the inner body at the top and substantially covers the inner body, a bottom of the outer body comprises a passage to allow the lower portion of the inner body to tightly fit and pass through such that the tops and side walls of the inner body and the outer body and the bottom of the outer body together define a leakproof space,
• a liquid storage chamber provided by the leakproof space, wherein the liquid storage chamber comprises an access port on a top portion of the outer body of the receptacle, and
• a removable stop member configured to seal the access port and maintain watertightness of the liquid storage chamber,
• (2) a lid assembly configured for removably covering the receptacle and movable between an open and a closed positions, where in the lid assembly comprises:
• an actuation mechanism adapted for being actuated by a user,
• a cover ring fitted between the actuation member and the top of the receptacle and supports the lid assembly to move between the open and the closed positions,
• a pump spray assembly in fluid communication with the liquid storage chamber, wherein the pump spray assembly is configured to be activated by the actuation member, and in response, to distribute a cleaning solution from the liquid storage chamber to the receptacle in a form of a mist,
• (3) a pipe in fluid communication with the receptacle for discharging the urine to a waste line, wherein the pipe is connected to the receptacle through a first fitting member and to the waste line through a second fitting member, and the pipe bendably and flexibly supports the receptacle and the lid assembly to move to different positions and heights.