A Robotic Mower with Integrated Assemblies

Abstract

A mower is provided and includes: a case; a charging circuit provided in the case, and a combination of a wheel assembly and a charging interface assembly arranged on the case. The combination is electrically connected to the charging circuit. The combination includes: a wheel assembly; and a charging interface assembly electrically connected to the charging circuit. The wheel assembly and the charging interface assembly are integrated molding structure.

What is claimed is: 
     
         1 . A robotic mower comprising:
 a housing;   a walking assembly configured for driving the robotic mower, the walking assembly further including at least one walking wheel;   at least one universal wheel disposed on the housing by a wheel shaft;   the walking wheel including a wheel hub, a wheel cover and a wheel cover trim;   wherein the wheel cover trim detachably mounted on the wheel cover.   
     
     
         2 . A robotic mower according to  claim 1 , wherein the wheel cover is disposed on the wheel hub. 
     
     
         3 . A robotic mower according to  claim 2 , wherein the wheel cover trim is located between the wheel hub and the wheel cover. 
     
     
         4 . A robotic mower according to  claim 1 , wherein more than one wheel cover mounting holes are arranged on the wheel cover. 
     
     
         5 . A robotic mower according to  claim 4 , wherein the wheel cover trim includes a middle portion and more than one protrusions extending outward in in the circumferential direction from the middle portion, the protrusions are embedded in corresponding wheel cover mounting holes. 
     
     
         6 . A robotic mower according to  claim 5 , wherein the middle portion has a ring-shaped body and coaxial with the wheel hub and the wheel cover. 
     
     
         7 . A robotic mower according to  claim 6 , wherein the protrusions include a decorative block adapted to the wheel cover mounting hole, and a flange located on one side of the decorative block and protruding from the decorative block, when the protrusion is embedded in the corresponding wheel cover mounting hole, the decorative block is fitted into the corresponding wheel cover mounting hole and exposed from the outer side of the wheel cover. 
     
     
         8 . A robotic mower according to  claim 7 , wherein the wheel cover includes a fitting head for engaging with the wheel hub. 
     
     
         9 . A robotic mower according to  claim 8 , wherein the wheel hub includes an inner sider and an outer sider, the inner side of the wheel hub is flat, the outer side of the wheel hub is provided with a wheel cover mounting location for installing the wheel cover. 
     
     
         10 . A robotic mower according to  claim 9 , wherein the wheel cover and the wheel hub are positioned and installed by at least two asymmetrically arranged positioning members. 
     
     
         11 . A robotic mower according to  claim 10 , wherein the positioning members includes a positioning rod and a wheel hub positioning hole. 
     
     
         12 . A robotic mower according to  claim 1 , wherein the universal wheel includes a first half-wheel and a second half-wheel, the first half-wheel and the second half-wheel are engaged with each other to form an accommodating cavity. 
     
     
         13 . A robotic mower according to  claim 12 , wherein the wheel shaft passes through the first half-wheel and enters the accommodating cavity. 
     
     
         14 . A robotic mower according to  claim 12 , wherein the accommodating cavity includes
 a first fitting gap formed by the first half wheel and the wheel shaft, and   a second fitting gap formed by the first half wheel and the second half wheel.   
     
     
         15 . A robotic mower according to  claim 14 , wherein the first fitting gap and the second fitting gap are respectively located on two sides of the accommodating cavity. 
     
     
         16 . A robotic mower according to  claim 12 , wherein the first half-wheel is provided with a first cylindrical portion protruding toward the second half-wheel, and one side of the first cylindrical portion is provided with a through-hole allowing the wheel shaft to pass through. 
     
     
         17 . A robotic mower according to  claim 12 , wherein the second half-wheel is provided with a second cylindrical portion and a third cylindrical portion protruding toward the first half-wheel. 
     
     
         18 . A robotic mower according to  claim 17 , wherein a ring groove is formed between the second cylindrical portion and the third cylindrical portion. 
     
     
         19 . A robotic mower according to  claim 12 , wherein the first half wheel is provided with at least one mounting holes, and the second half wheel is provided with at least one mounting posts corresponding to the mounting holes. 
     
     
         20 . A robotic mower according to  claim 12 , wherein the universal wheel further includes a wheel shaft positioning assembly, the wheel shaft positioning assembly includes a bearing, a bearing pressing block, a washer, a bearing clamp, and a washer located outside the first half-wheel.