US 12,321,167 B2
Moving target positioning capability testing device and testing method for coal mine
Long Ma, Liaoning (CN); Kun Fang, Liaoning (CN); Xu Qian, Liaoning (CN); Zhenxin Li, Liaoning (CN); Changna Guo, Liaoning (CN); Mingying Xu, Liaoning (CN); Zhifu Li, Liaoning (CN); Xiaoxu Zou, Liaoning (CN); Yan Zhang, Liaoning (CN); and Dong Wang, Liaoning (CN)
Assigned to CHINA COAL TECHNOLOGY & ENGINEERING GROUP SHENYANG ENGINEERING COMPANY, Liaoning (CN)
Appl. No. 17/909,568
Filed by CHINA COAL TECHNOLOGY&ENGINEERING GROUP SHENYANG ENGINEERING COMPANY, Liaoning (CN)
PCT Filed Feb. 24, 2022, PCT No. PCT/CN2022/077548
§ 371(c)(1), (2) Date Sep. 6, 2022,
PCT Pub. No. WO2023/151131, PCT Pub. Date Aug. 17, 2023.
Claims priority of application No. 202210132220.4 (CN), filed on Feb. 14, 2022.
Prior Publication US 2023/0259121 A1, Aug. 17, 2023
Int. Cl. G05D 1/00 (2024.01)
CPC G05D 1/0022 (2013.01) [G05D 1/0223 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A moving target positioning capability testing device for a coal mine, comprising
a timing unit, a control unit, a laser emitting unit, a laser receiving unit and a constant-speed traveling device,
wherein the timing unit comprises a display module, a first power supply module, a first control module, a first control interface, a clock module, a first wireless module and a first antenna;
wherein the first power supply module is connected with a DC supply to provide power for other modules in the timing unit; the first wireless module is connected with the first antenna; the first control interface is connected with laser receivers; the first wireless module and the first control interface are both connected with the first control module; the clock module is connected with the display module;
wherein the control unit comprises a second power supply module, a second control module, a clearing button, a start button, a USB interface, a second wireless module and a second antenna;
wherein the second power supply module is connected with the DC power supply to provide power for other modules in the control unit; the second wireless module is connected with the second antenna; the clearing button, the start button and the USB interface are all connected with the second control module; the USB interface, the start button or the clearing button is used, the second control module controls the second wireless module to transmit a signal so as to control the clock module in the timing unit;
wherein the constant-speed traveling device comprises a traction member, a constant-speed device, a positioning vehicle, a tail wheel, a wireless receiving controller and a remote controller; one end of the traction member is wound on the constant-speed device, and another end thereof is wound on the tail wheel; an identification card bracket is arranged on the positioning vehicle for placing positioning identification cards thereon; and the wireless receiving controller is used for receiving a control instruction of the remote controller, controlling rotation of the constant-speed device, and then controlling the positioning vehicle to travel on the traction member.