US 12,232,684 B2
Filter cleaning apparatus and filter cleaning system
Huaiqiang Ren, Suzhou (CN); Kai Liu, Suzhou (CN); He Xu, Suzhou (CN); and Mingyang Ding, Suzhou (CN)
Assigned to TINECO INTELLIGENT TECHNOLOGY CO., LTD., Suzhou (CN)
Appl. No. 16/955,629
Filed by TINECO INTELLIGENT TECHNOLOGY CO., LTD., Suzhou (CN)
PCT Filed Apr. 30, 2019, PCT No. PCT/CN2019/085218
§ 371(c)(1), (2) Date Jun. 18, 2020,
PCT Pub. No. WO2019/210853, PCT Pub. Date Nov. 7, 2019.
Claims priority of application No. 201810419247.5 (CN), filed on May 4, 2018; and application No. 201810420074.9 (CN), filed on May 4, 2018.
Prior Publication US 2021/0038037 A1, Feb. 11, 2021
Int. Cl. A47L 9/16 (2006.01); A47L 9/20 (2006.01)
CPC A47L 9/20 (2013.01) [A47L 9/165 (2013.01); A47L 9/1675 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A filter cleaning apparatus, used in combination with a dust collection apparatus, comprising a filter and a shielding body for containing the filter to be cleaned, wherein at least one cleaning strip for scraping the filter to be cleaned is arranged on an inner surface of a wall of the shielding body, a dust collection connector is arranged on the shielding body, one end of the dust collection connector is communicated with a cavity in the shielding body, and the other end of the dust collection connector is a hollow structure for connecting and communicating with the dust collection apparatus; and wherein the filter cleaning apparatus is a separate accessory for cleaning the filter to be cleaned after being taken off from the dust collection apparatus, when the dust collection apparatus is connected with the dust collection connector and operates, dirties scrapped by the at least one cleaning strip are sucked into the dust collection apparatus via the dust collection connector;
wherein the inner surface of the wall of the shielding body is provided with a clamping groove for fixing the cleaning strip, and the clamping groove is correspondingly arranged with a tail end of the cleaning strip.