US 12,072,708 B2
Distance measuring device and sweeping robot
Kun Zhou, Guangdong (CN)
Assigned to SHENZHEN CAMSENSE TECHNOLOGIES CO., LTD, Shenzhen (CN)
Filed by SHENZHEN CAMSENSE TECHNOLOGIES CO., LTD, Guangdong (CN)
Filed on Mar. 8, 2021, as Appl. No. 17/194,340.
Application 17/194,340 is a continuation of application No. PCT/CN2019/130008, filed on Dec. 30, 2019.
Claims priority of application No. 201922395373.4 (CN), filed on Dec. 26, 2019.
Prior Publication US 2021/0199421 A1, Jul. 1, 2021
Int. Cl. G05D 1/00 (2024.01); A47L 9/28 (2006.01); G01S 7/481 (2006.01); A47L 9/00 (2006.01)
CPC G05D 1/021 (2013.01) [A47L 9/28 (2013.01); A47L 9/009 (2013.01); A47L 2201/04 (2013.01); G01S 7/4817 (2013.01)] 31 Claims
OG exemplary drawing
 
1. A distance measuring device, comprising:
a base, comprising a base plate and a side wall extending from the base plate;
a baffle, arranged opposite to the base plate and covering part of the base plate;
a first drive wheel, rotatably mounted on the base;
a second drive wheel, rotatably mounted on the base;
a connecting component, wound on the first drive wheel and the second drive wheel, and configured to drive the second drive wheel to rotate when the first drive wheel rotates; and
a driving device, connected to the first drive wheel, and configured to drive the first drive wheel to rotate;
wherein the side wall at least partially encloses an outer periphery of the first drive wheel, the baffle is attached to a part of the side wall enclosing the outer periphery of the first drive wheel, and the base plate, the baffle, and the side wall collaboratively enclose the first drive wheel, the second drive wheel, the base plate, the baffle and the side wall collaboratively define a mounting chamber, wherein the first drive wheel is received in the mounting chamber;
wherein the side wall encloses an outer periphery of the first drive wheel and the second drive wheel, one end of the side wall is connected to the base plate, the other end of the side wall extends towards the baffle, and the side wall and the base plate define a receiving slot, wherein the first drive wheel and the second drive wheel are both received in the receiving slot;
wherein the distance measuring device further comprising a mounting plate, wherein the mounting plate is fixed to one end, distal from the base plate, of the second drive wheel, and the mounting plate covers a gap between the second drive wheel and the baffle and a gap between the second drive wheel and the side wall;
the base plate and the side wall collaboratively enclose the second drive wheel, and the mounting plate, the baffle and the base collaboratively define a drive space enclosing the second drive wheel.