Patents by Inventor Junfeng Jin
Junfeng Jin 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: 20240088513Abstract: The disclosure provides a battery pack. The battery pack includes a battery pack box body and a plurality of cells, wherein the battery pack box body has an accommodation space, the plurality of cells are stacked in the accommodation space, and each cell of the plurality of cells has a safety valve, a positive electrode terminal and a negative electrode terminal, the positive electrode terminal and the negative electrode terminal are located on a first surface of the cell, and the safety valve is located on a second surface of the cell; the battery pack box body further includes an accommodation pipeline and a cooling mechanism, wherein the accommodation pipeline and the cooling mechanism are both located in the accommodation space, the cooling mechanism is configured for supporting the second surface and cooling the cell, the accommodation pipeline is configured for accommodating molten substance collected by the accommodation holes.Type: ApplicationFiled: September 8, 2023Publication date: March 14, 2024Inventors: Jiangnan DENG, Hao GUI, Junfeng DU, Quanliang JIN, Hongjiang YU
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Publication number: 20230137105Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes have first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: ApplicationFiled: December 27, 2022Publication date: May 4, 2023Inventors: Pierre Olivier Pelletier, Junfeng Jin
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Publication number: 20230132926Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes have first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: ApplicationFiled: December 27, 2022Publication date: May 4, 2023Inventors: Pierre Olivier Pelletier, Junfeng Jin
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Patent number: 11624564Abstract: A heat exchanger assembly (100), the heat exchanger assembly (100) comprising: a first heat exchanger (1), the first heat exchanger (1) comprising a first communicating header pipe (10), a first header pipe (12), and heat exchange tubes (9) arranged between the first communicating header pipe (10) and the first header pipe (12); and a second heat exchanger (2), the second heat exchanger (2) comprising a second communicating header pipe (20), a second header pipe (22), and heat exchange tubes (9) arranged between the second communicating header pipe (20) and the second header pipe (22), wherein the first communicating header pipe (10) is provided with a partition plate (30) and thus has a plurality of first communicating chambers (14) arranged in the axial direction of the first communicating header pipe (10), the second communicating header pipe (20) is provided with a partition plate (30) and thus has a plurality of second communicating chambers (24) arranged in the axial direction of the second communicatinType: GrantFiled: December 22, 2017Date of Patent: April 11, 2023Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventors: Lingjie Zhang, Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier
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Patent number: 11609024Abstract: A heat exchanger (100), a heat exchanger module (100?) having the heat exchanger (100), and an air conditioning system having the heat exchanger (100) or the heat exchanger module (100?); the heat exchanger (100) comprises: a first header (11) and a second header (12), with an axis of the first header (11) being inclined relative to an axis of the second header (12); and a heat exchange pipe (2) connected to the first header (11) and the second header (12), the heat exchange pipe (2) being bent. The heat exchange efficiency can be increased by using the heat exchanger (100).Type: GrantFiled: August 22, 2017Date of Patent: March 21, 2023Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventors: Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier, Wenjian Wei, Yuye Wu
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Patent number: 11549762Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger comprises heat exchange tubes. The heat exchange tubes comprise first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: GrantFiled: December 11, 2019Date of Patent: January 10, 2023Assignee: Danfoss A/SInventors: Pierre Olivier Pelletier, Junfeng Jin
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Publication number: 20220034605Abstract: A distribution pipe assembly (1) for a heat exchanger (100), a header assembly (20) having the distribution pipe assembly (1), and a heat exchanger (100). The distribution pipe assembly (1) includes a first distribution pipe, the first distribution pipe comprising: a main wall (10) extending in a first direction (D1) serving as an axial direction, and having a first side (11) in a second direction (D2) perpendicular to the first direction (D1), and a second side (12) in the second direction (D2) opposite the first side (11); and a protruding wall (3) protruding, in the second direction (D2), from the main wall (10). The distribution pipe assembly (1) and the heat exchanger (100) improve heat exchange performance of the heat exchanger (100).Type: ApplicationFiled: August 23, 2019Publication date: February 3, 2022Inventors: Junfeng Jin, Yanxing Li, Pierre Olivier Pelletier, Ming Shao, Feng Zhang, Yan Li
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Patent number: 10801783Abstract: A heat exchanger (10) comprises: a first sub-heat exchanger (100), which has a first manifold (110), a second manifold (120), and at least two heat exchange tubes (130); and a second sub-heat exchanger (200), which has a third manifold (210), a fourth manifold (220), and at least one heat exchange tube (230), at least one of the heat exchange tubes (130) in the first sub-heat exchanger (100) being part of a flow path of the second sub-heat exchanger (200).Type: GrantFiled: January 6, 2017Date of Patent: October 13, 2020Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.Inventors: Junfeng Jin, Pierre Olivier Pelletier, Huan Jin
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Publication number: 20200191501Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger comprises heat exchange tubes. The heat exchange tubes comprise first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: ApplicationFiled: December 11, 2019Publication date: June 18, 2020Inventors: Pierre Olivier Pelletier, Junfeng Jin
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Publication number: 20200191490Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes include first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger according to the embodiments of the present invention, if one of two circuits of a two-circuit air-conditioning system is turned off, a heat exchange efficiency of the heat exchanger can be improved.Type: ApplicationFiled: December 11, 2019Publication date: June 18, 2020Inventors: Junfeng Jin, Pierre Olivier Pelletier, Yanxing Li
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Patent number: 10612856Abstract: A heat exchanger (100) comprises: a first header tube (1) and two second header tubes (3); a first heat exchange tube (51) in fluid communication with one of the two second header tubes (3) and a second chamber (B) of the first header tube (1); a first runner tube (61) in fluid communication with the one of two second header tubes (3) and a first chamber (A) of the first header tube (1); a second heat exchange tube (52) in fluid communication with the other of the two second header tubes (3) and the first chamber (A) of the first header tube (1); and a second runner tube (62) in fluid communication with the other of the two second header tubes (3) and the second chamber (B) of the first header tube (1). The heat exchanger (100) bends at a first bending portion (71) between the other of the two second header tubes (3) and the first header tube (1), so as to enable the other of the two second header tubes (3) to be higher or lower than the first header tube (1).Type: GrantFiled: August 1, 2016Date of Patent: April 7, 2020Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.Inventors: Junfeng Jin, Huan Jin
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Publication number: 20200033072Abstract: A heat exchanger assembly (100), the heat exchanger assembly (100) comprising: a first heat exchanger (1), the first heat exchanger (1) comprising a first communicating header pipe (10), a first header pipe (12), and heat exchange tubes (9) arranged between the first communicating header pipe (10) and the first header pipe (12); and a second heat exchanger (2), the second heat exchanger (2) comprising a second communicating header pipe (20), a second header pipe (22), and heat exchange tubes (9) arranged between the second communicating header pipe (20) and the second header pipe (22), wherein the first communicating header pipe (10) is provided with a partition plate (30) and thus has a plurality of first communicating chambers (14) arranged in the axial direction of the first communicating header pipe (10), the second communicating header pipe (20) is provided with a partition plate (30) and thus has a plurality of second communicating chambers (24) arranged in the axial direction of the second communicatinType: ApplicationFiled: December 22, 2017Publication date: January 30, 2020Inventors: Lingjie Zhang, Junfeng Jin, Xiangxun LU, Pierre Olivier Pelletier
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Publication number: 20190212061Abstract: A heat exchanger (100) comprises: a first header tube (1) and two second header tubes (3); a first heat exchange tube (51) in fluid communication with one of the two second header tubes (3) and a second chamber (B) of the first header tube (1); a first runner tube (61) in fluid communication with the one of two second header tubes (3) and a first chamber (A) of the first header tube (1); a second heat exchange tube (52) in fluid communication with the other of the two second header tubes (3) and the first chamber (A) of the first header tube (1); and a second runner tube (62) in fluid communication with the other of the two second header tubes (3) and the second chamber (B) of the first header tube (1). The heat exchanger (100) bends at a first bending portion (71) between the other of the two second header tubes (3) and the first header tube (1), so as to enable the other of the two second header tubes (3) to be higher or lower than the first header tube (1).Type: ApplicationFiled: August 1, 2016Publication date: July 11, 2019Inventors: Junfeng Jin, Huan Jin
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Publication number: 20190186783Abstract: A heat exchanger (100), a heat exchanger module (100?) having the heat exchanger (100), and an air conditioning system having the heat exchanger (100) or the heat exchanger module (100?); the heat exchanger (100) comprises: a first header (11) and a second header (12), with an axis of the first header (11) being inclined relative to an axis of the second header (12); and a heat exchange pipe (2) connected to the first header (11) and the second header (12), the heat exchange pipe (2) being bent. The heat exchange efficiency can be increased by using the heat exchanger (100).Type: ApplicationFiled: August 22, 2017Publication date: June 20, 2019Inventors: Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier, Wenjian Wei, Yuye Wu
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Publication number: 20190154342Abstract: A heat exchanger (10) comprises: a first sub-heat exchanger (100), which has a first manifold (110), a second manifold (120), and at least two heat exchange tubes (130); and a second sub-heat exchanger (200), which has a third manifold (210), a fourth manifold (220), and at least one heat exchange tube (230), at least one of the heat exchange tubes (130) in the first sub-heat exchanger (100) being part of a flow path of the second sub-heat exchanger (200).Type: ApplicationFiled: January 6, 2017Publication date: May 23, 2019Inventors: Junfeng Jin, Pierre Olivier Pelletier, Huan Jin
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Patent number: 10254054Abstract: A heat exchanger and an integral sealing device (100, 200, 300, 400, 500) used for a manifold (10, 10?) in the heat exchanger. The manifold (10, 10?) on one side of the heat exchanger includes two pipelines (11, 12, 11?, 12?) which are parallel to each other and communicated with each other. A first bore (13) and a second bore (14) are formed in two pipelines (11, 12, 11?, 12?) due to a drilling process. The first bore (13) is used for enabling refrigerant to flow from a cavity of one of two pipelines (11, 12, 11?, 12?) into a cavity of the other pipeline. The second bore (14) is a process hole left by the drilling process, and the integral sealing device (100, 200, 300, 400, 500) seals the process hole.Type: GrantFiled: May 8, 2015Date of Patent: April 9, 2019Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.Inventors: Junfeng Jin, Jing Yang, Yandong Tang, Huan Jin
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Publication number: 20180347916Abstract: A header pipe (1) for a heat exchanger (100), and a heat exchanger (100). The header pipe (1) comprises: a first header pipe portion (11) extending in the axial direction of the header pipe (1) and having a first edge (111) and a second edge (112) that extend in the axial direction; and a second header pipe portion (12) extending in the axial direction of the header pipe (1) and having a first edge (121) and a second edge (122) that extend in the axial direction, wherein the first edge (111) of the first header pipe portion (11) is connected to the first edge (121) of the second header pipe portion (12), and the second edge (112) of the first header pipe portion (11) is connected to the second edge (122) of the second header pipe portion (12). The header pipe (1) of the present invention is easy to assemble, and improves the welding efficiency and welding quality.Type: ApplicationFiled: August 3, 2016Publication date: December 6, 2018Inventors: Junfeng Jin, Lisha Chen
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Publication number: 20180340746Abstract: Disclosed in the present invention is a heat exchanger, comprising: a first manifold and a second manifold disposed on the same side of the heat exchanger; and a plurality of heat exchange tubes, each heat exchange tube having: a first heat exchange part and a second heat exchange part which are substantially parallel; and a first end and a second end connected to the first heat exchange part and the second heat exchange part respectively, with the first end deviating from a center line of the first heat exchange part by curving, such that the first end and the second end are connected to, and in fluid communication with, the first manifold and the second manifold respectively. In the heat exchanger, the manifolds are arranged on the same side, so connecting pipelines are saved, and costs are lower.Type: ApplicationFiled: August 3, 2016Publication date: November 29, 2018Inventors: Junfeng Jin, Huan Jin
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Patent number: 10082343Abstract: Disclosed are a fin (1) for a heat exchanger, and a heat exchanger having the fin (1). The fin (1) comprises a fin body (10) in a waveform structure formed by boards, wherein the fin body (10) has two first side surfaces (11) which are opposite one another in a first direction, two second side surfaces (12) which are opposite one another in a second direction, and wave crests and wave troughs, which are on the second side surfaces (12); and the first direction and the second direction intersect. The fin body (10) comprises: a first concave portion (13), wherein the first concave portion (13) is formed in the fin body (10), and is located on the two first side surfaces (11) of the fin body (10). The fin (1) and the heat exchanger are manufactured more simply. Since the connection portions between the wave crests and wave troughs of the fin (1) are approximately perpendicular to a heat exchange tube (2), the condensed water is more easily discharged.Type: GrantFiled: July 16, 2015Date of Patent: September 25, 2018Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventors: Junfeng Jin, Jing Yang, Jeffrey Lee Tucker, Jianlong Jiang, Xiangxun Lu, Hongbing Chen
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Publication number: 20170198984Abstract: Disclosed are a fin (1) for a heat exchanger, and a heat exchanger having the fin (1). The fin (1) comprises a fin body (10) in a waveform structure formed by boards, wherein the fin body (10) has two first side surfaces (11) which are opposite one another in a first direction, two second side surfaces (12) which are opposite one another in a second direction, and wave crests and wave troughs, which are on the second side surfaces (12); and the first direction and the second direction intersect. The fin body (10) comprises: a first concave portion (13), wherein the first concave portion (13) is formed in the fin body (10), and is located on the two first side surfaces (11) of the fin body (10). The fin (1) and the heat exchanger are manufactured more simply. Since the connection portions between the wave crests and wave troughs of the fin (1) are approximately perpendicular to a heat exchange tube (2), the condensed water is more easily discharged.Type: ApplicationFiled: July 16, 2015Publication date: July 13, 2017Inventors: Junfeng Jin, Jing Yang, Jeffrey Lee Tucker, Jianlong Jiang, Xiangxun Lu, Hongbing Chen