US 11,940,853 B2
Screw-free fixing and clamping device for computer motherboard
Jianhu Gong, Guangdong (CN)
Assigned to Guangdong Baiyun University, Guangzhou (CN)
Filed by Guangdong Baiyun University, Guangzhou (CN)
Filed on Feb. 1, 2022, as Appl. No. 17/590,386.
Claims priority of application No. 202110530029.0 (CN), filed on May 14, 2021.
Prior Publication US 2022/0365575 A1, Nov. 17, 2022
Int. Cl. G06F 1/18 (2006.01)
CPC G06F 1/184 (2013.01) 8 Claims
OG exemplary drawing
 
1. A screw-free fixing and clamping device for a computer motherboard, comprising a first fixing plate (1), wherein the upper side wall of the first fixing plate (1) is fixedly connected with the lower side wall of a second fixing plate (3) through a damping spring (2), a first supporting door frame (4) and a second supporting door frame (5) are provided in a first sliding groove (301) of the side wall of the second fixing plate (3), the side walls of the first supporting door frame (4) and the second supporting door frame (5) are embedded with dustproof filter screens (6), the upper side wall of the second fixing plate (3) is fixedly connected with a fixed supporting block (7), the second sliding groove (302) of the upper side wall of the second fixing plate (3) is slidably connected with a sliding supporting block (8), the upper side walls of the fixed supporting block (7) and the sliding supporting block (8) are both fixedly connected with a clamping outer frame (9), the inner side wall of the clamping outer frame (9) is bonded with a first soft cushion block (10), the sliding supporting block (8) is rotatably connected with the left end of a fastening screw (11), the side walls of the fixed supporting block (7) and the sliding supporting block (8) are both fixedly connected with the side wall of a fastening pressure plate (13) through a fastening spring (12), the side wall of the fastening pressure plate (13) is bonded with a second soft cushion block (14), a supporting frame (15) is fixedly connected in a through slot of the upper side wall of the second fixing plate (3), a heat-dissipating fan (16) is embedded in the side wall of the supporting frame (15), and a heat-dissipating filter screen (17) is embedded in the through slot of the upper side wall of the second fixing plate (3).