Driving assembly and swimming pool cleaner

Abstract

A driving assembly and a swimming pool cleaner. The driving assembly includes: wheels, comprising first wheel and second wheel, each of the first wheel and the second wheel including a wheel body and internal teeth, and the internal teeth arranged on an inner wall of the wheel body; a driving gear, arranged in the wheel body of the first wheel and matching the internal teeth of the first wheel; a first rolling brush gear, arranged in the wheel body of the first wheel and matching the internal teeth of the first wheel; a second rolling brush gear, arranged in the wheel body of the second wheel and matching the internal teeth of the second wheel; and a driving belt with an end tightly attached to the first wheel and another end tightly attached to the second wheel. The driving assembly is simple in structure and low in manufacturing cost.

1 - 10 . (canceled) 
     
     
         11 . A driving assembly for a swimming pool cleaner, comprising:
 wheels, comprising a first wheel and a second wheel, each of the first wheel and the second wheel comprising a wheel body and internal teeth arranged on an inner wall of the wheel body;   a driving gear, arranged in the wheel body of the first wheel and matching the internal teeth of the first wheel;   a first rolling brush gear, arranged in the wheel body of the first wheel and matching the internal teeth of the first wheel;   a second rolling brush gear, arranged in the wheel body of the second wheel and matching the internal teeth of the second wheel; and   a driving belt, an end of the driving belt being tightly attached to the first wheel and another end of the driving belt being tightly attached to the second wheel.   
     
     
         12 . The driving assembly of  claim 11 , wherein each of the first wheel and the second wheel further comprises external teeth arranged on an outer wall of the wheel body, and the driving belt matches the external teeth of the first wheel and the external teeth of the second wheel. 
     
     
         13 . The driving assembly of  claim 12 , wherein the wheel body comprises:
 a support ring, the internal teeth and the external teeth being arranged on the support ring; and   a tire, sleeved on the support ring.   
     
     
         14 . The driving assembly of  claim 13 , wherein the tire is provided with anti-skid patterns. 
     
     
         15 . The driving assembly of  claim 13 , wherein the wheel body further comprises a bearing seat arranged at a center of the support ring; and
 the driving assembly further comprises a bearing arranged in the bearing seat.   
     
     
         16 . The driving assembly of  claim 15 , wherein the bearing seat comprises a snap joint configured to clamp the bearing. 
     
     
         17 . The driving assembly of  claim 13 , wherein the wheel body further comprises a protective plate arranged in the support ring. 
     
     
         18 . The driving assembly of  claim 17 , wherein the protective plate and the support ring are integrally formed. 
     
     
         19 . The driving assembly of  claim 13 , wherein a plurality of grooves are formed in an outer wall of the support ring. 
     
     
         20 . A swimming pool cleaner, comprising:
 a machine body;   the driving assembly of  claim 11  arranged on the machine body;   a driver, connected with the driving gear;   a first rolling brush, connected with the first rolling brush gear; and   a second rolling brush, connected with the second rolling brush gear.   
     
     
         21 . The swimming pool cleaner of  claim 20 , wherein each of the first wheel and the second wheel further comprises external teeth arranged on an outer wall of the wheel body, and the driving belt matches the external teeth of the first wheel and the external teeth of the second wheel. 
     
     
         22 . The swimming pool cleaner of  claim 21 , wherein the wheel body comprises:
 a support ring, the internal teeth and the external teeth being arranged on the support ring; and   a tire, sleeved on the support ring.   
     
     
         23 . The swimming pool cleaner of  claim 22 , wherein the tire is provided with anti-skid patterns. 
     
     
         24 . The swimming pool cleaner of  claim 22 , wherein the wheel body further comprises a bearing seat arranged at a center of the support ring; and
 the driving assembly further comprises a bearing arranged in the bearing seat.   
     
     
         25 . The swimming pool cleaner of  claim 24 , wherein the bearing seat comprises a snap joint configured to clamp the bearing. 
     
     
         26 . The swimming pool cleaner of  claim 22 , wherein the wheel body further comprises a protective plate arranged in the support ring. 
     
     
         27 . The swimming pool cleaner of  claim 26 , wherein the protective plate and the support ring are integrally formed. 
     
     
         28 . The swimming pool cleaner of  claim 22 , wherein a plurality of grooves are formed in an outer wall of the support ring.