US 12,132,380 B2
Air extraction and heat dissipation structure for paper
Yicheng Sun, Dongguan (CN)
Assigned to DONGGUAN SUNTECH ELECTRONICS CO., LTD., Dongguan (CN)
Filed by DONGGUAN SUNTECH ELECTRONICS CO., LTD., Dongguan (CN)
Filed on Jan. 24, 2022, as Appl. No. 17/582,796.
Claims priority of application No. 202220057864.7 (CN), filed on Jan. 11, 2022.
Prior Publication US 2023/0223820 A1, Jul. 13, 2023
Int. Cl. H02K 9/14 (2006.01); B02C 18/24 (2006.01); H02K 5/20 (2006.01); B02C 18/00 (2006.01)
CPC H02K 9/14 (2013.01) [B02C 18/24 (2013.01); H02K 5/20 (2013.01); B02C 18/0007 (2013.01); B02C 2018/0038 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An air extraction and heat dissipation structure for paper shredders, comprising a paper shredder main body, wherein a motor is arranged inside an upper part of the paper shredder main body, and ventilation windows are arranged on a rear side of the paper shredder main body, one end of the motor is fitted and sleeved with a motor cover, and an inner side of the motor cover is provided with a sealing sponge, wherein a rubber sleeve is arranged on a left end of the motor cover, and an air guide hood is connected to a left end of the rubber sleeve, and a component mounting base is fixed on an upper end of the air guide hood, and a rubber gasket is placed on a surface of the component mounting base, and a turbo exhaust fan is arranged above the component mounting base, and left and right sides of the turbo exhaust fan are provided with second screws, wherein first screws are inserted on both sides of a surface of the air guide hood, and air inlets are arranged at other end of the motor, wherein an air outlet is provided on an outer side of the turbo exhaust fan.