Patents by Inventor Weihong PENG
Weihong PENG 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: 20240069080Abstract: A method for harmonic detection includes: acquiring a ripple component of a direct-current bus voltage; acquiring a harmonic component of the direct-current bus voltage based on the ripple component; acquiring a quadrature component of the harmonic component based on the harmonic component; acquiring a characteristic parameter of the harmonic component based on the quadrature component, in which the characteristic parameter includes a phase; and acquiring and outputting a voltage amplitude of the harmonic component based on the quadrature component and the phase of the harmonic component.Type: ApplicationFiled: November 7, 2023Publication date: February 29, 2024Inventors: Junhua CHEN, Weihong HONG, Haohao WANG, Chao ZHOU, Guobin PENG, Mingsheng ZHONG
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Patent number: 11097925Abstract: A device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft is provided. End cage jamming buffer mechanisms are added at both ends of an automatic wire rope tension balancing mechanism, wherein the end cage jamming buffer mechanisms include an end buffer module and an end fixing module, and the end buffer module and the end fixing module are respectively mounted on shafts of the automatic wire rope tension balancing mechanisms at two ends. The end buffer module mainly consists of a buffer bearing pedestal, a limit block, a buffer block, and a stop block sequentially mounted on the shaft of the automatic wire rope tension balancing mechanism at one end. The end fixing module mainly consists of a fixing bearing pedestal and a fixing block mounted on the shaft, wherein the fixing bearing pedestal is connected to a transmission gear by an adjusting bolt.Type: GrantFiled: September 21, 2018Date of Patent: August 24, 2021Assignees: China University of Mining and Technology, XUZHOU ZHIRUN MINING EQUIPMENT SCIENCE AND TECHNOLOGY CO., LTD, INNER MONGOLIA UNIVERSITY OF TECHNOLOGYInventors: Guohua Cao, Zhencai Zhu, Ying Wang, Ke Wang, Chunli Hua, Gongbo Zhou, Weihong Peng, Yuxing Peng, Wei Li, Yu Tang, Shanzeng Liu, Xin Zhang
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Patent number: 10913636Abstract: The present invention discloses a device and method for adjusting tension of a steel wire rope of an ultra-deep vertical shaft at a hoisting-container-end. The device includes two stages of steel wire rope tension adjusting devices provided on a hoisting container, where a primary steel wire rope tension adjusting device includes left and right steel wire rope tension adjusting devices that are symmetrically arranged, and a secondary steel wire rope tension adjusting device is provided below the primary steel wire rope tension adjusting device. By use of two stages of steel wire rope tension adjusting devices, tension on four steel wire ropes can be adjusted to equalize the tension, thus meeting the requirement for tension equalization in a hoisting process. The four steel wire ropes are equally divided into two groups.Type: GrantFiled: December 1, 2017Date of Patent: February 9, 2021Assignees: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO., LTD.Inventors: Guohua Cao, Lifei Jiang, Zhencai Zhu, Weihong Peng, Chunli Hua, Gongbo Zhou, Yuxing Peng, Wei Li, Shizhe Feng, Shanzeng Liu
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Publication number: 20200399095Abstract: The present invention discloses a device and method for adjusting tension of a steel wire rope of an ultra-deep vertical shaft at a hoisting-container-end. The device includes two stages of steel wire rope tension adjusting devices provided on a hoisting container, where a primary steel wire rope tension adjusting device includes left and right steel wire rope tension adjusting devices that are symmetrically arranged, and a secondary steel wire rope tension adjusting device is provided below the primary steel wire rope tension adjusting device. By use of two stages of steel wire rope tension adjusting devices, tension on four steel wire ropes can be adjusted to equalize the tension, thus meeting the requirement for tension equalization in a hoisting process. The four steel wire ropes are equally divided into two groups.Type: ApplicationFiled: December 1, 2017Publication date: December 24, 2020Applicants: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU COAL MINE SAFETY EOUIPMENT MANUFACTURE CO., LTD.Inventors: Guohua CAO, Lifei JIANG, Zhencai ZHU, Weihong PENG, Chunli HUA, Gongbo ZHOU, Yuxing PENG, Wei LI, Shizhe FENG, Shanzeng LIU
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Patent number: 10870559Abstract: An apparatus and a method for measuring a rotational angle of a sinking platform. The apparatus includes a sinking platform being a subject to be measured, suspension ropes and guide ropes connected to the sinking platform, a carriage assembled on the guide ropes, a gyroscope and a gyroscope signal radio transmitter mounted at an upper end of the carriage, and a tilt angle sensor and a radio signal reception processor mounted on the sinking platform. During running of the carriage, the gyroscope keeps measuring a pose of the carriage, and a measured signal is transmitted to the radio transmitter in a wired manner. The radio transmitter transmits a pose signal of the carriage during running to the radio signal reception processor in a wireless manner. A turning angle of the sinking platform in the y direction is accurately obtained by subtracting a pose of the carriage being located at the top of the guide ropes from a pose of the carriage being located at the bottom of the guide ropes.Type: GrantFiled: November 13, 2017Date of Patent: December 22, 2020Assignees: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO., LTDInventors: Guohua Cao, Yandong Wang, Zhencai Zhu, Weihong Peng, Gang Shen, Shanzeng Liu, Chunli Hua, Zhenhua Jiang, Xuan Dong
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Publication number: 20200377336Abstract: A device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft is provided. End cage jamming buffer mechanisms are added at both ends of an automatic wire rope tension balancing mechanism, wherein the end cage jamming buffer mechanisms include an end buffer module and an end fixing module, and the end buffer module and the end fixing module are respectively mounted on shafts of the automatic wire rope tension balancing mechanisms at two ends. The end buffer module mainly consists of a buffer bearing pedestal, a limit block, a buffer block, and a stop block sequentially mounted on the shaft of the automatic wire rope tension balancing mechanism at one end. The end fixing module mainly consists of a fixing bearing pedestal and a fixing block mounted on the shaft, wherein the fixing bearing pedestal is connected to a transmission gear by an adjusting bolt, and the fixing block is located between the transmission gear and the fixing bolt.Type: ApplicationFiled: September 21, 2018Publication date: December 3, 2020Applicants: China University of Mining and Technology, XUZHOU ZHIRUN MINING EQUIPMENT SCIENCE AND TECHNOLOGY CO.,LTD, INNER MONGOLIA UNIVERSITY OF TECHNOLOGYInventors: Guohua CAO, Zhencai ZHU, Ying WANG, Ke WANG, Chunli HUA, Gongbo ZHOU, Weihong PENG, Yuxing PENG, Wei LI, Yu TANG, Shanzeng LIU, Xin ZHANG
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Patent number: 10513419Abstract: A slope-adaptive inclined special elevator includes a bumper, an elevator car system, a slope guide rail system, a counter-weight system, a traction machine, a governing rope governor, and a traction rope guiding wheel. The two ends of the traction rope are connected to the elevator car system and the counter-weight system respectively, and the traction rope is towed and lifted under the driving action of the traction machine and the guiding action of the traction rope guiding wheel; over-speed protection is realized by means of the governing rope governor and a safety gear linkage and the bumper; to adapt to slope variations, the car body is leveled automatically by an automatic leveling assembly, the traction rope is guided forcibly via traction rope lifting devices and traction rope pressing devices, and the governing rope is guided forcibly via governing rope lifting devices and governing rope pressing devices.Type: GrantFiled: December 22, 2015Date of Patent: December 24, 2019Assignees: DONGNAN ELEVATOR CO, LTD, CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Guohua Cao, Zhencai Zhu, Lei Wei, Jiancong Qin, Xiaoguang Bo, Weihong Peng, Yiping Ma, Lei Wang
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Publication number: 20190337773Abstract: An apparatus and a method for measuring a rotational angle of a sinking platform. The apparatus includes a sinking platform being a subject to be measured, suspension ropes and guide ropes connected to the sinking platform, a carriage assembled on the guide ropes, a gyroscope and a gyroscope signal radio transmitter mounted at an upper end of the carriage, and a tilt angle sensor and a radio signal reception processor mounted on the sinking platform. During running of the carriage, the gyroscope keeps measuring a pose of the carriage, and a measured signal is transmitted to the radio transmitter in a wired manner. The radio transmitter transmits a pose signal of the carriage during running to the radio signal reception processor in a wireless manner. A turning angle of the sinking platform in the y direction is accurately obtained by subtracting a pose of the carriage being located at the top of the guide ropes from a pose of the carriage being located at the bottom of the guide ropes.Type: ApplicationFiled: November 13, 2017Publication date: November 7, 2019Applicants: China University of Mining and Technology, XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO.. LTDInventors: Guohua CAO, Yandong WANG, Zhencai ZHU, Weihong PENG, Gang SHEN, Shanzeng LIU, Chunli HUA, Zhenhua JIANG, Xuan DONG
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Publication number: 20190337762Abstract: A slope-adaptive inclined special elevator includes a bumper, an elevator car system, a slope guide rail system, a counter-weight system, a traction machine, a governing rope governor, and a traction rope guiding wheel. The two ends of the traction rope are connected to the elevator car system and the counter-weight system respectively, and the traction rope is towed and lifted under the driving action of the traction machine and the guiding action of the traction rope guiding wheel; over-speed protection is realized by means of the governing rope governor and a safety gear linkage and the bumper; to adapt to slope variations, the car body is leveled automatically by an automatic leveling assembly, the traction rope is guided forcibly via traction rope lifting devices and traction rope pressing devices, and the governing rope is guided forcibly via governing rope lifting devices and governing rope pressing devices.Type: ApplicationFiled: December 22, 2015Publication date: November 7, 2019Applicants: Dongnan Elevator Co, Ltd, China University of Mining and TechnologyInventors: Guohua CAO, Zhencai ZHU, Lei WEI, Jiancong QIN, Xiaoguang BO, Weihong PENG, Yiping MA, Lei WANG
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Patent number: 10399822Abstract: A hydraulic elevating platform having no guide rails and an elevating method. A hydraulic power pack drives three parallel hydraulic cylinders to work synchronously, thereby implementing the rising and falling of an elevating platform; when the elevating platform reaches a predetermined floor, an upper electric pushrod pushes a pedal assembly out, and then the pedal assembly drives a pedal to rise by means of a pedal elevating system until the pedal is flush with the surface of a loading table of the elevating platform; outward-swinging doors between the elevating platform and a floor open to form pedal guardrails; then sliding doors open and a man can step onto a stair via the pedal assembly. An eccentric loading adjusting means eliminates eccentric loading to achieve balance about the center of gravity, thereby eliminating the eccentric loading of the platform. The elevating platform is simple in structure, safe, reliable, and easy to maintain.Type: GrantFiled: December 29, 2015Date of Patent: September 3, 2019Assignee: Dongnan Elevator Co., Ltd.Inventors: Zhencai Zhu, Guohua Cao, Jiancong Qin, Panda Wang, Weihong Peng, Lingyun Ma, Yiping Ma, Ming Gao, Jianrong Yang, Lei Wei
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Patent number: 10351391Abstract: A traction rope adjustment apparatus includes a traction rope pressing device, and a traction rope pulley apparatus. The traction rope lifting apparatus prevents the traction rope sagging, the traction rope pressing apparatus prevents the traction rope drifting, and the traction rope pulley apparatus enables a car and the counterweight to smoothly pass through the traction rope pressing apparatus, thereby implementing forced guidance of the traction rope and the reliable and smooth running of the car and counterweight. The apparatus can meet the demands of variable gradients and can implement reliable running of an inclined running container in variable gradients, such that the traction rope adapts to the different gradients, solving the challenge of the development of an inclined running container that self-adapts to gradients.Type: GrantFiled: December 22, 2015Date of Patent: July 16, 2019Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Guohua Cao, Lei Wei, Zhencai Zhu, Weihong Peng, Xiaoguang Bo, Lei Wang, Wei Li, Gongbo Zhou
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Patent number: 10118811Abstract: An eccentric loading adjusting mechanism (5) and method for a parallel suspension platform. The adjusting mechanism (5) comprises a rotary platform (5-2) and a support guide frame (5-3) disposed on the rotary platform (5-2), wherein the base of the rotary platform (5-2) is fixedly connected to a suspension platform (4); a circular guide rail (5-8) is provided around the rotary platform (5-2); the support guide frame (5-3) is provided with two counterweight guide rails (5-15) and is connected to a rotary table of the rotary platform (5-2) by means of a rotary plate (5-17) on the support guide frame (5-3); and an electric drive pusher (5-6) drives a counterweight means (5-9) to move along the two counterweight guide rails (5-15), thereby eliminating eccentric loading.Type: GrantFiled: December 29, 2015Date of Patent: November 6, 2018Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Zhencai Zhu, Guohua Cao, Naige Wang, Lu Yan, Lei Wei, Lei Wang, Weihong Peng, Wei Li, Gongbo Zhou, Yuxing Peng
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Publication number: 20180265339Abstract: An eccentric loading adjusting mechanism (5) and method for a parallel suspension platform. The adjusting mechanism (5) comprises a rotary platform (5-2) and a support guide frame (5-3) disposed on the rotary platform (5-2), wherein the base of the rotary platform (5-2) is fixedly connected to a suspension platform (4); a circular guide rail (5-8) is provided around the rotary platform (5-2); the support guide frame (5-3) is provided with two counterweight guide rails (5-15) and is connected to a rotary table of the rotary platform (5-2) by means of a rotary plate (5-17) on the support guide frame (5-3); and an electric drive pusher (5-6) drives a counterweight means (5-9) to move along the two counterweight guide rails (5-15), thereby eliminating eccentric loading.Type: ApplicationFiled: December 29, 2015Publication date: September 20, 2018Inventors: Zhencai ZHU, Guohua CAO, Naige WANG, Lu YAN, Lei WEI, Lei WANG, Weihong PENG, Wei LI, Gongbo ZHOU, Yuxing PENG
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Publication number: 20180222719Abstract: A traction rope adjustment apparatus includes a traction rope pressing device, and a traction rope pulley apparatus. The traction rope lifting apparatus prevents the traction rope sagging, the traction rope pressing apparatus prevents the traction rope drifting, and the traction rope pulley apparatus enables a car and the counterweight to smoothly pass through the traction rope pressing apparatus, thereby implementing forced guidance of the traction rope and the reliable and smooth running of the car and counterweight. The apparatus can meet the demands of variable gradients and can implement reliable running of an inclined running container in variable gradients, such that the traction rope adapts to the different gradients, solving the challenge of the development of an inclined running container that self-adapts to gradients.Type: ApplicationFiled: December 22, 2015Publication date: August 9, 2018Inventors: Guohua CAO, Lei WEI, Zhencai ZHU, Weihong PENG, Xiaoguang BO, Lei WANG, Wei LI, Gongbo ZHOU
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Publication number: 20180170716Abstract: A hydraulic elevating platform having no guide rails and an elevating method. A hydraulic power pack drives three parallel hydraulic cylinders to work synchronously, thereby implementing the rising and falling of an elevating platform; when the elevating platform reaches a predetermined floor, an upper electric pushrod pushes a pedal assembly out, and then the pedal assembly drives a pedal to rise by means of a pedal elevating system until the pedal is flush with the surface of a loading table of the elevating platform; outward-swinging doors between the elevating platform and a floor open to form pedal guardrails; then sliding doors open and a man can step onto a stair via the pedal assembly. An eccentric loading adjusting means eliminates eccentric loading to achieve balance about the center of gravity, thereby eliminating the eccentric loading of the platform. The elevating platform is simple in structure, safe, reliable, and easy to maintain.Type: ApplicationFiled: December 29, 2015Publication date: June 21, 2018Applicants: Dongnan Elevator Co., Ltd., China University of Mining and TechnologyInventors: Zhencai Zhu, Guohua Cao, Jiancong Qin, Panda Wang, Weihong Peng, Lingyun Ma, Yiping Ma, Ming Gao, Jianrong Yang, Lei Wei
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Publication number: 20180162700Abstract: A lap joint platform of a large-load lifting container, comprising a machine frame (18), a rocker arm platform (14), a rear rocker arm platform (17), a locking device and lifting devices. The rocker arm platform (14) is hinged with the top of the machine frame (18) through a shaft set (15) and is provided with mine car rails (24) and a rubber-tired vehicle support face (26). The rear rocker arm platform (17) is fixed with the top of the machine frame (18) through bolts. The locking device is arranged below the rocker arm platform (14) and comprises a locking lower sliding block cover plate (7), a locking lower sliding block (9), a locking upper sliding block (10), a locking oil cylinder front support (11), a locking lower sliding block guide rail (12), a locking inclined rail (13) and a locking oil cylinder (16).Type: ApplicationFiled: July 9, 2015Publication date: June 14, 2018Inventors: Zhencai Zhu, Guohua Cao, Yang Yang, Weihong Peng, Yuxing Peng, Gongbo Zhou, Wei Li, Shanzeng Liu
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Patent number: 9994426Abstract: A lap joint platform of a large-load lifting container includes a machine frame, a rocker arm platform, a rear rocker arm platform, locking and loading devices. The lap joint platform is stable in loading and unloading processes.Type: GrantFiled: July 9, 2015Date of Patent: June 12, 2018Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Zhencai Zhu, Guohua Cao, Yang Yang, Weihong Peng, Yuxing Peng, Gongbo Zhou, Wei Li, Shanzeng Liu
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Patent number: 9975737Abstract: The present invention relates to a horizontally movable vertical shaft rope guide and a regulating method thereof, which are suitable for guiding of hoisting containers in vertical shafts. The vertical shaft rope guide comprises a hoisting rope, and two hoisting containers suspended from the tail ends of the hoisting rope, wherein, cage guide ropes are led through guide cage lugs arranged on the two sides respectively, a tensioner arranged on the ground at the shaft top is connected to the upper end of each cage guide rope, and a connector arranged under a steel slot at the shaft bottom is connected to the lower end of each cage guide rope; a hydraulic cylinder is connected at the other side of each tensioner and the corresponding connector, and the hydraulic cylinder is connected to the tensioner or connector.Type: GrantFiled: December 29, 2015Date of Patent: May 22, 2018Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGYInventors: Zhencai Zhu, Guohua Cao, Yandong Wang, Lu Yan, Weihong Peng, Yuxing Peng, Gongbo Zhou, Wei Li, Gang Shen
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Patent number: 9845605Abstract: A system and a method for automatically regulating the tensions of the guide ropes of a flexible cable suspension platform. The system includes a guide rope regulator mounted on a flexible cable suspension platform, a hydraulic pump station arranged on the flexible cable suspension platform, and a hydraulic system associated to the hydraulic pump station. The guide rope regulator automatically regulates the tensions of the guide ropes to enable the tensions of all the guide ropes to be consistent, so as to further ensure that the flexible cable suspension platform is in a level condition. The guide rope regulator also can measure the tension states of the guide ropes conveniently so as to ensure that the guide ropes have enough tensions to efficiently limit the swing amplitude of a lilting container. The system is simple, and convenient to operate, and has a good automatic regulating effect.Type: GrantFiled: January 27, 2014Date of Patent: December 19, 2017Assignee: Science Academy of China University of Mining and TechnologyInventors: Guohua Cao, Yandong Wang, Zhencai Zhu, Weihong Peng, Jinjie Wang, Zhi Liu, Shanzeng Liu, Gang Shen, Jishan Xia, Lei Zhang
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Patent number: 9840396Abstract: Disclosed is a fall prevention brake buffering system for high-speed mine lift, including brake ropes (2) fixed on two sides of a car (5). One end of the brake rope (2) is fixed on the top part of a vertical well (6), and the other end is fixed on the bottom part of the vertical well (6). A linkage mechanism (11) is arranged at the bottom of the car (5). A buffer (1) is arranged at the top of the brake rope (2), and a tension connector (4) is arranged at the bottom of the brake rope (2). A brake rope safety tong (3) fixed on the brake rope (2) and connected with the linkage mechanism (11) is arranged at the bottom of the car (5). The buffer (1) includes an inverted brake rope gradual safety tong (8) with a buffering rope (9) provided therein and connected with the brake rope (2). A buffering rope clip (10) is arranged on the buffering rope (9). The system is convenient to install, and the buffering force of the brake rope is constant and adjustable.Type: GrantFiled: March 25, 2013Date of Patent: December 12, 2017Assignees: China University of Mining and Technology, Dongnan Elevator Co. LtdInventors: Zhencai Zhu, Guohua Cao, Jiancong Qin, Hongqiao Kang, Guoan Chen, Weihong Peng, Wei Li, Gongbo Zhou, Renyuan Wu, Ling Yue, Yiping Ma, Jianrong Yang