US 12,325,945 B2
Isolation type tunnel washer for cleaning clothes against secondary pollution
Shengang Cai, Zhangjiagang (CN); Weibing Lu, Zhangjiagang (CN); Lei Xia, Zhangjiagang (CN); Wenxian Tang, Zhangjiagang (CN); Zhiying Sun, Zhangjiagang (CN); Yun Chen, Zhangjiagang (CN); Jian Zhang, Zhangjiagang (CN); Sheng Guo, Zhangjiagang (CN); and Xiuqing Cao, Zhangjiagang (CN)
Assigned to Jiangsu Sea-Lion Machinery Co., Ltd., Zhangjiagang (CN)
Filed by Jiangsu Sea-lion Machinery Co., Ltd., Zhangjiagang (CN)
Filed on Dec. 28, 2022, as Appl. No. 18/147,037.
Claims priority of application No. 202210659043 (CN), filed on Jun. 13, 2022.
Prior Publication US 2023/0399783 A1, Dec. 14, 2023
Int. Cl. D06F 31/00 (2006.01); B01D 53/26 (2006.01); D06F 39/14 (2006.01)
CPC D06F 31/005 (2013.01) [B01D 53/26 (2013.01); D06F 39/14 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An isolation type tunnel washer for cleaning clothes against secondary pollution, comprising:
a closed tunnel washer box body;
a partition wall provided in the middle of the tunnel washer box body;
a feeding port and a discharging port provided at two ends of the tunnel washer box body, respectively, the feeding port and the discharging port being located at two sides of the partition wall respectively,
wherein a water vapor separation structure is mounted between the feeding port and the partition wall, the water vapor separation structure extracts and exhausts air from an interior of the tunnel washer box body, and a first door body and a second door body which can be opened and closed are respectively mounted at the feeding port and the discharging port; a top of the second door body is rotatably mounted on the tunnel washer box body, a driving structure for driving the second door body to open and close is mounted on an outer side of the second door body, and an air blowing structure is provided on an inner side of the second door body, wherein the air blowing structure blows air toward the interior of the tunnel washer box body; before the second door body is opened, the water vapor separation structure performs an air extraction operation in advance, and the second door body is opened while the air blowing structure performs an air blowing operation;
wherein the water vapor separation structure comprises an air extraction cavity and an air exhaust cavity which are in sealed connection, a fan for driving a flow of air is provided at the connection between the air extraction cavity and the air exhaust cavity, the air exhaust cavity is provided horizontally, a first circular baffle is provided at an air extraction inlet of the air extraction cavity, and a first flow passage for the passage of air is provided between an outside of the first circular baffle and an inner wall of the air extraction cavity; a first trumpet-shaped baffle plate having a diameter gradually increasing along an air outlet direction is provided in the air extraction cavity at a side of the first flow passage away from the air extraction inlet, a second flow passage is provided on an axis center of the first trumpet-shaped baffle plate, an end of the air exhaust cavity facing away from the fan is provided with an air exhaust outlet, an annular groove projects outwards on a wall of the air exhaust cavity near the air exhaust outlet, and a return pipe is provided at the bottom of the annular groove.