Patents by Inventor CHANGHUA HU
CHANGHUA HU 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: 20240132928Abstract: The present invention provides a Ganoderma lucidum ?-glucan extract, a preparation method and detection method therefor. The preparation method includes: S1: crushing fruiting bodies of Ganoderma lucidum, mixing the crushed fruiting bodies with a solvent, adding trypsin for enzymatic hydrolysis for 0.5-2 h, and separating to obtain a Ganoderma lucidum fruiting body filter residue; S2: mixing the Ganoderma lucidum fruiting body filter residue with an alkali solution, carrying out ultrasonic extraction with heating, adjusting the pH value of the obtained filtrate to be neutral, and concentrating to obtain a crude Ganoderma lucidum polysaccharide; S3: carrying out alcohol precipitation on the crude Ganoderma lucidum polysaccharide, separating the obtained precipitate, and freeze-drying to obtain a crude Ganoderma lucidum ?-glucan extract; and S4: purifying the crude Ganoderma lucidum ?-glucan extract by glucose gel column chromatography to obtain a Ganoderma lucidum ?-glucan extract.Type: ApplicationFiled: October 17, 2023Publication date: April 25, 2024Inventors: Chengyuan LIANG, Boxin ZHANG, Changhua KE, Shan YANG, Jingjing ZHOU, Jinrong HU, Yuting LIU
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Publication number: 20240133850Abstract: A fingerprint spectrum construction method for a new compound aloe capsule and a fingerprint spectrum includes: (1) taking powder of a new compound aloe capsule, carrying out reflux extraction, adding methanol, carrying out ultrasonic treatment, filtering, and taking a subsequent filtrate as a test solution; dissolving barbaloin, aloe-emodin, indirubin, tryptanthrin, aloesin, and ?-sitosterol in methanol to obtain reference solutions; (2) injecting the test solution and the reference solutions into a high performance liquid chromatograph for gradient elution to obtain a chromatogram of the new compound aloe capsule and chromatograms of the reference solutions, respectively; and (3) labeling chemical components of peaks on the chromatogram of the new compound aloe capsule according to the chromatogram of the new compound aloe capsule and the chromatograms of the reference solutions to obtain a fingerprint spectrum of the new compound aloe capsule.Type: ApplicationFiled: October 17, 2023Publication date: April 25, 2024Inventors: Chengyuan LIANG, Jinrong HU, Boxin ZHANG, Changhua KE, Shan YANG, Jingjing ZHOU, Jiaxuan LI, Qiufang XIE, Yue GE, Wenxue WANG
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Patent number: 11919748Abstract: A hoist for transferred materials in an underground auxiliary transportation system and a method thereof. The hoist includes a hoist body, guiding plates mounted at two ends of the hoist body through bolts, twist locks mounted at four ends of the hoist body, a driving unit configured to drive twist locks to rotate, transmission assemblies configured to connect the twist locks with the driving unit, ejector pins configured to prevent the twist locks from rotating mistakenly, and a sensor configured to control the hoist to operate and provide protection safety.Type: GrantFiled: May 23, 2022Date of Patent: March 5, 2024Assignees: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, Changzhou Development & Manufacture Centre Co., Ltd., XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO., LTD.Inventors: Chi Ma, Yuxing Peng, Zhencai Zhu, Meilin Wang, Changhua Hu, Fahui Shi, Xingming Xiao, Jun Qian, Fan Jiang, Yunwang Li, Dagang Wang, Qihang Yu
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Publication number: 20230382691Abstract: The present disclosure provides a hoist for transferred materials in an underground auxiliary transportation system and a method thereof. The hoist includes a hoist body, guiding plates mounted at two ends of the hoist body through bolts, twist locks mounted at four ends of the hoist body, a driving unit configured to drive twist locks to rotate, transmission assemblies configured to connect the twist locks with the driving unit, ejector pins configured to prevent the twist locks from rotating mistakenly, and a sensor configured to control the hoist to operate and provide protection safety. The hoist provided by the present disclosure can satisfy the ground-to-air and ground-to-ground transferring requirements for underground materials, and the safety protection sensors can prevent a misoperation of the hoist, can adapt to standard containers of different sizes, has a certain adaptability to narrow terrains, and can improve the stability of the overall mechanism in cooperation with the rope-pulling mechanism.Type: ApplicationFiled: May 23, 2022Publication date: November 30, 2023Inventors: Chi MA, Yuxing PENG, Zhencai ZHU, Meilin WANG, Changhua HU, Fahui SHI, Xingming XIAO, Jun QIAN, Fan JIANG, Yunwang LI, Dagang WANG, Qihang YU
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Patent number: 11199091Abstract: A cageway connecting device and connecting method thereof is invented, the device includes a connecting cageway, an upper cannula, a lower cannula, two first steel angles, a fixed block, a pin boss and a fixed pin. The connecting cageway is set between the upper cageway and the lower cageway. The upper cannula is fixed in the connecting cageway. The lower cannula is fixed in the connecting cageway. The two first steel angles are fixed on the connecting cageway. The fixed block is fixed on the upper cannula. The pin boss is fixed on the lower cageway. The fixed pin is passed through the first pin bore and inserted into the second pin bore. The invention improve the accuracy of the initial installation of the cageway and facilitate the replacement of the cageway. The first cageway beam is determined and controllable.Type: GrantFiled: April 8, 2020Date of Patent: December 14, 2021Assignees: Hefei Design & Research Inst. Of Coal Industry Co., LTD., Hefei University, Xuzhou Coal Mine Safety Equipment Manufacture Co., LTD.Inventors: Qiang Qin, Hongxin Yan, Changhua Hu, Qingyong Du, Jianguo Ding
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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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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: 20200232321Abstract: A cageway connecting device and connecting method thereof is invented, the device includes a connecting cageway, an upper cannula, a lower cannula, two first steel angles, a fixed block, a pin boss and a fixed pin. The connecting cageway is set between the upper cageway and the lower cageway. The upper cannula is fixed in the connecting cageway. The lower cannula is fixed in the connecting cageway. The two first steel angles are fixed on the connecting cageway. The fixed block is fixed on the upper cannula. The pin boss is fixed on the lower cageway. The fixed pin is passed through the first pin bore and inserted into the second pin bore. The invention improve the accuracy of the initial installation of the cageway and facilitate the replacement of the cageway. The first cageway beam is determined and controllable.Type: ApplicationFiled: April 8, 2020Publication date: July 23, 2020Inventors: Qiang Qin, Hongxin Yan, Changhua Hu, Qingyong Du, Jianguo Ding
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Patent number: 9914618Abstract: A device for monitoring tension equalization and displacement adjustment states of steel wire ropes of a multi-rope hoister includes a displacement sensor mounted on a steel wire rope tension equalization device, a signal acquisition transmitter designed to store and transmit signals of the displacement sensor, a barometric altimeter designed to detect the depth of a mine shaft where a hoisting container is located, and a wireless receiving and processing system arranged at the well mouth of the mine shaft.Type: GrantFiled: March 26, 2014Date of Patent: March 13, 2018Assignees: China University of Mining and Technology, Xuzhou Coal Mine Safety Equipment Manufacture Co., Ltd.Inventors: Zhencai Zhu, Guohua Cao, Gongbo Zhou, Changhua Hu, Wei Li, Guoan Chen, Yuxing Peng, Qingyong Du, Ronghua Wu
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Patent number: 9878882Abstract: The present invention provides a large-tonnage slender externally powered rail-mounted unloading skip, comprising an upper bin body and a lower bin body that are respectively formed by an inner lining plate and an outer plate fixed together via a number of pin shafts, a self-locking gate, and a gate opening device.Type: GrantFiled: March 26, 2014Date of Patent: January 30, 2018Assignees: Xuzhou Coal Mine Safety Equipment Manufacture Co., Ltd., China University of Mining and TechnologyInventors: Zhencai Zhu, Gongbo Zhou, Changhua Hu, Guohua Cao, Wei Li, Guoan Chen, Yuxing Peng, Qingyong Du, Miao Wang
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Adjustable intermediate disk body of large double-layer cage and adjusting and moving method thereof
Patent number: 9695017Abstract: An adjustable intermediate disk body of large double-layer cage comprises cage columns, a main intermediate disk body, and a chain block and a connecting piece. An intermediate disk guide rail beam is arranged on the inner side of the cage columns, wedge bases are symmetrically arranged on the two sides of the lower part of the intermediate disk guide rail beam, a limited block with a bolt hole is arranged on the upper part of the intermediate disk guide rail beam, and an anti-disengaging plate is arranged on the intermediate disk guide rail beam.Type: GrantFiled: March 26, 2014Date of Patent: July 4, 2017Assignees: China University of Mining and Technology, Xuzhou Coal Mine Safety Equipment Manufacture Co., Ltd.Inventors: Zhencai Zhu, Gongbo Zhou, Changhua Hu, Guohua Cao, Wei Li, Guoan Chen, Yuxing Peng, Qingyong Du, Zhi Liu -
Publication number: 20160207736Abstract: A device for monitoring tension equalization and displacement adjustment states of steel wire ropes of a multi-rope hoister includes a displacement sensor mounted on a steel wire rope tension equalization device, a signal acquisition transmitter designed to store and transmit signals of the displacement sensor, a barometric altimeter designed to detect the depth of a mine shaft where a hoisting container is located, and a wireless receiving and processing system arranged at the well mouth of the mine shaft.Type: ApplicationFiled: March 26, 2014Publication date: July 21, 2016Inventors: Zhencai Zhu, Guohua Cao, Gongbo Zhou, Changhua Hu, Wei Li, Guoan Chen, Yuxing Peng, Qingyong Du, Ronghua Wu
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ADJUSTABLE INTERMEDIATE DISK BODY OF LARGE DOUBLE-LAYER CAGE AND ADJUSTING AND MOVING METHOD THEREOF
Publication number: 20160207740Abstract: An adjustable intermediate disk body of large double-layer cage comprises cage columns, a main intermediate disk body, and a chain block and a connecting piece. An intermediate disk guide rail beam is arranged on the inner side of the cage columns, wedge bases are symmetrically arranged on the two sides of the lower part of the intermediate disk guide rail beam, a limited block with a bolt hole is arranged on the upper part of the intermediate disk guide rail beam, and an anti-disengaging plate is arranged on the intermediate disk guide rail beam.Type: ApplicationFiled: March 26, 2014Publication date: July 21, 2016Inventors: Zhencai Zhu, Gongbo Zhou, Changhua Hu, Guohua Cao, Wei Li, Guoan Chen, Yuxing Peng, Qingyong Du, Zhi Liu -
Publication number: 20150368072Abstract: The present invention provides a large-tonnage slender externally powered rail-mounted unloading skip, comprising an upper bin body and a lower bin body that are respectively formed by an inner lining plate and an outer plate fixed together via a number of pin shafts, a self-locking gate, and a gate opening device.Type: ApplicationFiled: March 26, 2014Publication date: December 24, 2015Inventors: ZHENCAI ZHU, GONGBO ZHOU, CHANGHUA HU, GUOHUA CAO, WEI LI, GUOAN CHEN, YUXING PENG, QINGYONG DU, MIAO WANG