US 12,012,802 B2
Soundproof door system
Donghui Wang, Henan (CN); Songyang Zhang, Henan (CN); Leilei Wang, Henan (CN); Zhuangzhuang Zhang, Henan (CN); Guangzhou Wang, Henan (CN); Xing Guo, Henan (CN); Yuan Li, Henan (CN); Xu Tian, Henan (CN); Weipo Liu, Henan (CN); Zhongbin Lv, Henan (CN); Jinfeng Geng, Henan (CN); and Degui Yao, Henan (CN)
Assigned to State Grid Henan Electric Power Research Institute, Zhengzhou (CN)
Filed by State Grid Henan Electric Power Research Institute, Henan (CN)
Filed on Nov. 2, 2022, as Appl. No. 18/052,203.
Application 18/052,203 is a continuation in part of application No. PCT/CN2022/080949, filed on Mar. 15, 2022.
Claims priority of application No. 202110981756.9 (CN), filed on Aug. 25, 2021.
Prior Publication US 2023/0112167 A1, Apr. 13, 2023
Int. Cl. E06B 5/20 (2006.01); E05D 15/06 (2006.01); E06B 3/46 (2006.01); E06B 7/23 (2006.01); E06B 7/26 (2006.01); E05F 15/652 (2015.01)
CPC E06B 5/20 (2013.01) [E05D 15/0665 (2013.01); E06B 3/4654 (2013.01); E06B 7/2316 (2013.01); E06B 7/26 (2013.01); E05F 15/652 (2015.01); E05Y 2201/434 (2013.01); E05Y 2201/684 (2013.01); E05Y 2201/688 (2013.01); E05Y 2201/702 (2013.01); E05Y 2900/11 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A soundproof door system, comprising:
a chute (11) formed on a ground (1), wherein the chute (11) extends along an extension direction (D1) of a first horizontal straight line;
a door body (2), wherein a bottom of the door body (2) is inserted into the chute (11) and able to slide along the chute (11), and a top of the door body (2) is above the ground (1);
a first roller (41) disposed on the bottom of the door body (2) and supported on a bottom wall of the chute (11);
a first soundproof plate (31) provided with a first end (311) connected to the door body (2) and a second end (312) abutting against an inner wall of the chute (11); and
a second soundproof plate (32) provided with a third end (321) connected to the door body (2) and a fourth end (322) abutting against the inner wall of the chute (11); wherein
in an extension direction (D2) of a second horizontal straight line perpendicular to the extension direction (D1) of the first horizontal straight line, the first soundproof plate (31) and the second soundproof plate (32) are respectively located on two sides of the door body (2);
wherein the first soundproof plate (31) comprises: a plurality of first sub-plates (313) arranged along an extension direction of the chute (11) sequentially and connected end to end sequentially; for any two adjacent ones of the first sub-plates (313), one first sub-plate (313) is provided with a first protrusion (3131), and the other first sub-plate (313) is provided with a first recess (3132); and the first protrusion (3131) is inserted on the first recess (3132).