Patents by Inventor Songyong LIU
Songyong LIU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240141784Abstract: Disclose are a roadway/tunnel excavation robot and an automatic cutting control method. The robot includes a rack, a moving platform, a supporting and stabilizing mechanism, a milling mechanism, a telescoping mechanism, an inclined cutting feed adjusting mechanism, a horizontal swinging mechanism, a lifting mechanism and a controller. The milling mechanism includes a drive unit, a milling shaft, an eccentric rotary casing, a high-pressure jet nozzle unit, a tension and compression sensor and a direction sensor. Through the deflection of a center line of an inner hole of the eccentric rotary casing, the milling mechanism drives a milling cutter head to carry out a rotational oscillation motion for rock breaking; and the milling cutter head is in discontinuous contact with a rock mass. The telescoping mechanism, the inclined cutting feed adjusting mechanism, the lifting mechanism and the horizontal swinging mechanism are controlled such that the milling mechanism performs coal rocks milling.Type: ApplicationFiled: September 30, 2022Publication date: May 2, 2024Applicant: China University of Mining and TechnologyInventors: Hongxiang JIANG, Zhencai ZHU, Songyong LIU, Gang SHEN, Xiaodi ZHANG, Huihe ZHAO, Hongsheng LI
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Patent number: 11761334Abstract: An apparatus includes a current excitation source, a roadheader telescopic protection cylinder, an electric rotating apparatus, auxiliary cutting teeth, a cutting head entity, a transmission shaft, an optical fiber ring protective housing, an optical fiber ring, an optical fiber current sensor control unit and a recovery electrode. The apparatus transmits an auxiliary current Ie and a monitoring current Id to a coal seam. The auxiliary current Ie and the monitoring current Id are homologous currents that are incompatible, and the auxiliary current Ie squeezes the monitoring current Id, so the monitoring current Id monitors the environment of the coal seam. The monitoring current Id flows to the coal seam as, and a return current If flows through the transmission shaft and a roadheader expansion part. The optical fiber ring measures the return current If, when the roadheader is heading forward and encounters abnormal geological bodies.Type: GrantFiled: January 17, 2022Date of Patent: September 19, 2023Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Shaoyi Xu, Zhencai Zhu, Wei Li, Wenting Lu, Gang Shen, Songyong Liu, Fangfang Xing, Hongxiang Jiang, Lei Si
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Patent number: 11691846Abstract: The present invention discloses a hoisting container pose control method of a double-rope winding type ultra-deep vertical shaft hoisting system. The method comprises the following steps of step 1, building a mathematical model of a double-rope winding type ultra-deep vertical shaft hoisting subsystem; step 2, building a position closed-loop mathematical model of an electrohydraulic servo subsystem; step 3, outputting a flatness characteristics of a nonlinear system; step 4, designing a pose leveling flatness controller of a double-rope winding type ultra-deep vertical shaft hoisting subsystem; and step 5, designing a position closed-loop flatness controller of the electrohydraulic servo subsystem.Type: GrantFiled: September 12, 2019Date of Patent: July 4, 2023Assignee: China University of Mining and TechnologyInventors: Gang Shen, Zhencai Zhu, Xiang Li, Yu Tang, Guohua Cao, Gongbo Zhou, Songyong Liu, Yuxing Peng, Hao Lu
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Publication number: 20230127366Abstract: An apparatus includes a current excitation source, a roadheader telescopic protection cylinder, an electric rotating apparatus, auxiliary cutting teeth, a cutting head entity, a transmission shaft, an optical fiber ring protective housing, an optical fiber ring, an optical fiber current sensor control unit and a recovery electrode. The apparatus transmits an auxiliary current Ie and a monitoring current Id to a coal seam. The auxiliary current Ie and the monitoring current Id are homologous currents that are incompatible, and the auxiliary current Ie squeezes the monitoring current Id, so the monitoring current Id monitors the environment of the coal seam. The monitoring current Id flows to the coal seam as, and a return current If flows through the transmission shaft and a roadheader expansion part. The optical fiber ring measures the return current If, when the roadheader is heading forward and encounters abnormal geological bodies.Type: ApplicationFiled: January 17, 2022Publication date: April 27, 2023Inventors: Shaoyi XU, Zhencai ZHU, Wei LI, Wenting LU, Gang SHEN, Songyong LIU, Fangfang XING, Hongxiang JIANG, Lei SI
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Patent number: 11199092Abstract: The present invention discloses a hard rock roadway and tunnel boring machine with actively rotating hobs, including a rack provided with a crawler track unit. The rack is provided with a hydraulic power unit and a high-pressure abrasive jet generation system connected therewith. A transmission box is fixedly arranged at one of ends of the rack. The transmission box is provided with two input shafts and one output shaft. The input shafts are connected with planetary reduction mechanisms. Input ends of the planetary reduction mechanisms are connected with cantilever disc driving motors. A cantilever disc is fixed to the output shaft. Four cantilevers are hinged to the cantilever disc. Cantilever driving motors are further arranged on the cantilever disc. Actively rotating hob devices are arranged at ends of the cantilevers away from the cantilever disc. The transmission box is further provided with rotary sealing devices.Type: GrantFiled: September 12, 2019Date of Patent: December 14, 2021Assignee: China University of Mining and TechnologyInventors: Hongxiang Jiang, Songyong Liu, Zhencai Zhu, Changlong Du
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Publication number: 20210231013Abstract: The present invention discloses a hard rock roadway and tunnel boring machine with actively rotating hobs, including a rack provided with a crawler track unit. The rack is provided with a hydraulic power unit and a high-pressure abrasive jet generation system connected therewith. A transmission box is fixedly arranged at one of ends of the rack. The transmission box is provided with two input shafts and one output shaft. The input shafts are connected with planetary reduction mechanisms. Input ends of the planetary reduction mechanisms are connected with cantilever disc driving motors. A cantilever disc is fixed to the output shaft. Four cantilevers are hinged to the cantilever disc. Cantilever driving motors are further arranged on the cantilever disc. Actively rotating hob devices are arranged at ends of the cantilevers away from the cantilever disc. The transmission box is further provided with rotary sealing devices.Type: ApplicationFiled: September 12, 2019Publication date: July 29, 2021Applicant: China University of Mining and TechnologyInventors: Hongxiang JIANG, Songyong LIU, Zhencai ZHU, Changlong DU
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Patent number: 10988347Abstract: A large-tonnage coal dropping buffer skip for a mine is disclosed. A loading skip box (14) is installed at the top of a large-tonnage skip (12), a coal dropping buffer device (13) is arranged on the inner sidewall of the large-tonnage skip (12), and the coal dropping buffer device (13) includes: a frame (1) fixedly connected with the inner sidewall of the large-tonnage skip (12); a lining plate guide frame (6) connected with the frame (1) through shock absorbers (2), guide sliding grooves being formed in the lining plate guide frame (6); a lining plate support (4) slidably nested in the guide sliding grooves in the lining plate guide frame (6), hoisting lugs (9) for hoisting being arranged at the top end of the lining plate support (4); and a lining plate (5) detachably connected with the lining plate support (4) through fasteners (7).Type: GrantFiled: September 4, 2019Date of Patent: April 27, 2021Assignees: China University of Mining and Technology, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO., LTD.Inventors: Yuxing Peng, Zhencai Zhu, Gongbo Zhou, Changhua Hu, Qingyong Du, Hao Lu, Guohua Cao, Songyong Liu, Gang Shen
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Patent number: 10981203Abstract: The present invention discloses a single-drive bidirectional-crawling pipe-cleaning robot, including a front body assembly, a transmission assembly, and a rear body assembly. The transmission assembly is driven by a single power source, and a transmission effect of a connecting rod mechanism, a gear mechanism, and an equal-dwell cam mechanism is used to implement alternate retraction and support of the front body assembly and the rear body assembly in a radial direction and a telescopic motion in an axial direction between the front body assembly and the rear body assembly and at the same time implement synchronous rotation of a dredging cutter head, so as to implement bidirectional crawling and pipe cleaning work of the robot along a pipe.Type: GrantFiled: November 13, 2017Date of Patent: April 20, 2021Assignees: China University of Mining and Technology, Xuzhou Zhirun Mining Equipment Science and Technology Co., LtdInventors: Songyong Liu, Qizhi Xie, Hongxiang Jiang, Hongzhuang Wu, Cheng Cheng, Wei Li, Gang Shen, Wei Tang, Houguang Liu, Jianhua Yang
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Publication number: 20210070586Abstract: The present invention discloses a hoisting container pose control method of a double-rope winding type ultra-deep vertical shaft hoisting system. The method comprises the following steps of step 1, building a mathematical model of a double-rope winding type ultra-deep vertical shaft hoisting subsystem; step 2, building a position closed-loop mathematical model of an electrohydraulic servo subsystem; step 3, outputting a flatness characteristics of a nonlinear system; step 4, designing a pose leveling flatness controller of a double-rope winding type ultra-deep vertical shaft hoisting subsystem; and step 5, designing a position closed-loop flatness controller of the electrohydraulic servo subsystem. The present invention has the advantages that a system state variable derivation process is omitted, so that a design process of the controllers is greatly simplified. The response time of the controllers can be shortened, and a hoisting container can fast reach a leveling state.Type: ApplicationFiled: September 12, 2019Publication date: March 11, 2021Applicant: China University of Mining and TechnologyInventors: Gang SHEN, Zhencai ZHU, Xiang LI, Yu TANG, Guohua CAO, Gongbo ZHOU, Songyong LIU, Yuxing PENG, Hao LU
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Patent number: 10894697Abstract: The present invention discloses a self-detection device for a liner plate of a hoisting container and a detection method. The device mainly includes: a frame, a baffle-type hoist conveyor, a horizontal conveyor, a loading hopper assembly, an unloading hopper assembly, a liner plate assembly, and a hoisting container system. The loading hopper assembly is fixedly mounted to an upper right end of the frame, the unloading hopper assembly is fixedly mounted to a lower left end of the frame, the hoisting container system is arranged on an upper left portion of the frame and above the unloading hopper assembly, and the liner plate assembly is provided inside the hoisting container system.Type: GrantFiled: December 4, 2017Date of Patent: January 19, 2021Assignees: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO. LTD. :Inventors: Yuxing Peng, Zhencai Zhu, Zhentao Mi, Gongbo Zhou, Guohua Cao, Songyong Liu, Guoan Chen, Hao Lu, Wei Li, Junliang Liu
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Patent number: 10895153Abstract: A vibrating type hard rock cutting mechanism with a function of directional high-speed abrasive jet advanced slitting includes a disc-shaped hob, a cutting main shaft and a valve plate. When the vibrating type hard rock cutting mechanism works, an outlet of a high-pressure abrasive jet generating system is communicated to a cutting mechanism abrasive jet inlet. An abrasive jet enters an abrasive jet nozzle through flow channels in the valve plate, the cutting main shaft and the disc-shaped hob and forms a directional high-speed abrasive jet. The cutting main shaft is directly driven to rotate by an axial permanent magnet motor. The cutting mechanism enables the disc-shaped hob to vibrate under the action of a vibration motor. A macro crack is formed on a rock mass by rotating the abrasive jet. The rotating disc-shaped hob can be wedged into the formed crack in a vibration manner by swinging the cutting mechanism.Type: GrantFiled: September 14, 2018Date of Patent: January 19, 2021Assignees: China University of Mining and Technology, JIANGSU KAMPF MECHANICAL TECHNOLOGY CO., LTDInventors: Hongxiang Jiang, Zhengwei Hu, Songyong Liu
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Publication number: 20200407196Abstract: The present invention discloses a self-detection device for a liner plate of a hoisting container and a detection method. The device mainly includes: a frame, a baffle-type hoist conveyor, a horizontal conveyor, a loading hopper assembly, an unloading hopper assembly, a liner plate assembly, and a hoisting container system. The loading hopper assembly is fixedly mounted to an upper right end of the frame, the unloading hopper assembly is fixedly mounted to a lower left end of the frame, the hoisting container system is arranged on an upper left portion of the frame and above the unloading hopper assembly, and the liner plate assembly is provided inside the hoisting container system.Type: ApplicationFiled: December 4, 2017Publication date: December 31, 2020Applicants: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO. LTD.Inventors: Yuxing PENG, Zhencai ZHU, Zhentao MI, Gongbo ZHOU, Guohua CAO, Songyong LIU, Guoan CHEN, Hao LU, Wei LI, Junliang LIU
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Publication number: 20200384512Abstract: The present invention discloses a single-drive bidirectional-crawling pipe-cleaning robot, including a front body assembly, a transmission assembly, and a rear body assembly. The transmission assembly is driven by a single power source, and a transmission effect of a connecting rod mechanism, a gear mechanism, and an equal-dwell cam mechanism is used to implement alternate retraction and support of the front body assembly and the rear body assembly in a radial direction and a telescopic motion in an axial direction between the front body assembly and the rear body assembly and at the same time implement synchronous rotation of a dredging cutter head, so as to implement bidirectional crawling and pipe cleaning work of the robot along a pipe.Type: ApplicationFiled: November 13, 2017Publication date: December 10, 2020Applicants: China University of Mining and Technology, XUZHOU ZHIRUN MINING EQUIPMENT SCIENCE AND TECHNOLOGY CO.,LTDInventors: Songyong LIU, Qizhi XIE, Hongxiang JIANG, Hongzhuang WU, Cheng CHENG, Wei LI, Gang SHEN, Wei TANG, Houguang LIU, Jianhua YANG
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Publication number: 20200355031Abstract: A hydraulic accumulator-based controllable pressure injection device includes a pressure storage system, a pressure maintaining system, a sealing system, and an injection system. The pressure storage system includes a pressure cylinder front half portion, an annular piston and a middle connecting body. The pressure maintaining system includes an accumulator, a pressure cylinder rear half portion and a rear end cover. The sealing system includes a hydraulic propulsion cylinder, a propulsion piston, a front end cover, a sealing tube, a thickened end portion, and an expansion rubber tube. The injection system includes a hydraulic valve body and an injection gun tube. The hydraulic accumulator-based controllable pressure injection device quickly applies pressure to the bottom of a borehole in a hydraulic manner, so that rock experiences tensile failure, and the hard rock excavation efficiency is improved.Type: ApplicationFiled: September 21, 2018Publication date: November 12, 2020Applicants: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU ZHIRUN MINING EQUIPMENT SCIENCE AND TECHNOLOGY CO.,LTDInventors: Songyong LIU, Zhencai ZHU, Haodong WANG, Gang SHEN, Hongxiang JIANG, Xinxia CUI, Hongsheng LI, Wei LI, Xin ZHANG
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Publication number: 20200339388Abstract: A large-tonnage coal dropping buffer skip for a mine is disclosed. A loading skip box (14) is installed at the top of a large-tonnage skip (12), a coal dropping buffer device (13) is arranged on the inner sidewall of the large-tonnage skip (12), and the coal dropping buffer device (13) includes: a frame (1) fixedly connected with the inner sidewall of the large-tonnage skip (12); a lining plate guide frame (6) connected with the frame (1) through shock absorbers (2), guide sliding grooves being formed in the lining plate guide frame (6); a lining plate support (4) slidably nested in the guide sliding grooves in the lining plate guide frame (6), hoisting lugs (9) for hoisting being arranged at the top end of the lining plate support (4); and a lining plate (5) detachably connected with the lining plate support (4) through fasteners (7).Type: ApplicationFiled: September 4, 2019Publication date: October 29, 2020Applicants: China University of Mining and Technology, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO., LTD.Inventors: Yuxing PENG, Zhencai ZHU, Gongbo ZHOU, Changhua HU, Qingyong DU, Hao LU, Guohua CAO, Songyong LIU, Gang SHEN
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Publication number: 20200223098Abstract: A vibrating type hard rock cutting mechanism with a function of directional high-speed abrasive jet advanced slitting includes a disc-shaped hob, a cutting main shaft and a valve plate. When the vibrating type hard rock cutting mechanism works, an outlet of a high-pressure abrasive jet generating system is communicated to a cutting mechanism abrasive jet inlet. An abrasive jet enters an abrasive jet nozzle through flow channels in the valve plate, the cutting main shaft and the disc-shaped hob and forms a directional high-speed abrasive jet. The cutting main shaft is directly driven to rotate by an axial permanent magnet motor. The cutting mechanism enables the disc-shaped hob to vibrate under the action of a vibration motor. A macro crack is formed on a rock mass by rotating the abrasive jet. The rotating disc-shaped hob can be wedged into the formed crack in a vibration manner by swinging the cutting mechanism.Type: ApplicationFiled: September 14, 2018Publication date: July 16, 2020Applicants: China University of Mining and Technology, JIANGSU KAMPF MECHANICAL TECHNOLOGY CO.,LTDInventors: Hongxiang JIANG, Zhengwei HU, Songyong LIU
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Patent number: 10619991Abstract: A vertical shaft steel wire rope cage guide sliding sleeve wear amount detection device includes flexible printed circuit (FPC) flat cable units, voltage detection circuit units, a control system, and data display equipment. Two end faces of a vertical shaft steel wire rope cage guide sliding sleeve are provided with the FPC flat cable units, the FPC flat cable units being sequentially attached to end portion surfaces of the sliding sleeve along an outer periphery of a rope hole of a steel wire rope to form an enclosure; each FPC flat cable unit is connected to one voltage detection circuit unit; a signal input end of the control system is connected with the voltage detection circuit units, and a signal output end of a control module is connected to a wireless transmission module; and the data display equipment receives data transmitted by the wireless transmission module.Type: GrantFiled: September 21, 2018Date of Patent: April 14, 2020Assignees: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU ZHIRUN MINING EQUIPMENT SCIENCE AND TECHNOLOGY CO., LTDInventors: Gongbo Zhou, Zhencai Zhu, Gang Shen, Yuan Sun, Qiao Gao, Chaoquan Tang, Ping Zhou, Gang Zhang, Wei Li, Guohua Cao, Yuxing Peng, Songyong Liu, Fan Jiang, Xin Zhang
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Publication number: 20190376780Abstract: A vertical shaft steel wire rope cage guide sliding sleeve wear amount detection device includes flexible printed circuit (FPC) flat cable units, voltage detection circuit units, a control system, and data display equipment. Two end faces of a vertical shaft steel wire rope cage guide sliding sleeve are provided with the FPC flat cable units, the FPC flat cable units being sequentially attached to end portion surfaces of the sliding sleeve along an outer periphery of a rope hole of a steel wire rope to form an enclosure; each FPC flat cable unit is connected to one voltage detection circuit unit; a signal input end of the control system is connected with the voltage detection circuit units, and a signal output end of a control module is connected to a wireless transmission module; and the data display equipment receives data transmitted by the wireless transmission module.Type: ApplicationFiled: September 21, 2018Publication date: December 12, 2019Applicants: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU ZHIRUN MINING EQUIPMENT SCIENCE AND TECHNOLOGY CO.,LTDInventors: Gongbo ZHOU, Zhencai ZHU, Gang SHEN, Yuan SUN, Qiao GAO, Chaoquan TANG, Ping ZHOU, Gang ZHANG, Wei LI, Guohua CAO, Yuxing PENG, Songyong LIU, Fan JIANG, Xin ZHANG
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Patent number: 10301150Abstract: A shock-absorbing and energy-collecting roller cage shoe including a base, a main energy-collecting module, two auxiliary energy-collecting modules, and a roller is provided. The base is provided with three containing spaces for containing the main energy-collecting module and the two auxiliary energy-collecting modules. In the three containing spaces, the main energy-collecting module and the two auxiliary energy-collecting modules are respectively connected fixedly to the base through wire rope shock absorbers, the main energy-collecting module and the two auxiliary energy-collecting modules are respectively pressed on the left side, the upper side and the lower side of the roller, and the right side of the roller is pressed on a cage guide. The energy-collecting modules collect vibrational energy generated by vibration in the operation process of a lifting container, and convert the vibrational energy into collectable piezoelectric energy.Type: GrantFiled: December 7, 2016Date of Patent: May 28, 2019Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Yuxing Peng, Yadong Wang, Zhencai Zhu, Gongbo Zhou, Zhiyuan Shi, Guohua Cao, Songyong Liu, Wei Li
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Patent number: 10288549Abstract: Systems and methods for detecting a layer-to-layer transition of a lifting steel wire rope on a reel are described. The system includes a reel assembly for winding a steel wire rope on a reel and a tensioning assembly for tensioning a segment of said steel wire rope. The system further includes a loading assembly and a lead screw sliding assembly. The loading assembly provides a vertical loading to the tensioning assembly so as to generate a loading force between the tensioned steel wire rope and the steel wire rope wound around the reel. The lead screw sliding assembly drives the tensioning assembly so as to move on a horizontal guide rail to generate a relative displacement between the tensioned steel wire rope and the steel wire rope wound around the reel. The tensioning assembly is connected to the loading assembly via a first threaded rod and a static torque sensor.Type: GrantFiled: March 2, 2017Date of Patent: May 14, 2019Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Yuxing Peng, Zhencai Zhu, Wenxue Xu, Zhiyuan Shi, Xiansheng Gong, Xiangdong Chang, Dagang Wang, Guohua Cao, Songyong Liu