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公开(公告)号：US20190189324A1
公开(公告)日：2019-06-20
申请号：US16322385
申请日：2017-01-20
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Abstract: The present disclosure discloses a split-type electromagnet, wherein the split-type electromagnet comprises a housing and an iron core, the housing and the iron core are of a split type, wherein the iron core is fixed within the housing after the coil has been wound on the iron core, and the housing is a cylindrical body or an ellipsoidal body or a cross section of the housing is a sector-shaped ring or a rectangular ring. Compared with the integrated type of the housing and the iron core in the prior art, the winding of the coil of the electromagnet is more convenient. Furthermore, when the cross section of the housing of the electromagnet is a sector-shaped ring, a plurality of electromagnets are combined to form an electromagnet unit, and when the space is restricted, the electromagnet unit may be used to complete the electromagnetic attraction.
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公开(公告)号：US20190016215A1
公开(公告)日：2019-01-17
申请号：US15748144
申请日：2017-01-20
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Ping Yu , Xueliang Wang , Jianwen Li
Abstract: The present disclosure discloses a vehicle driving assembly with transversely placed single power source comprising a power source and an automatic transmission. A first intermediate shaft is provided parallel to the input shaft of the automatic transmission. A second intermediate shaft and a third intermediate shaft are individually provided in the directions coaxial with the input shaft and the first intermediate shaft. A first clutch is provided between the first intermediate shaft and the third intermediate shaft. A second clutch is provided between the input shaft and the second intermediate shaft. A first gear on the input shaft and a second gear on the first intermediate shaft are engaged to transmit power. A third gear on the second intermediate shaft and a fourth gear on the third intermediate shaft are engaged to transmit power. A fifth gear on the third intermediate shaft and a sixth gear on the differential are engaged to transmit power. The present disclosure can realize transmission of two speed ratios, make transmission modes flexible, shorten the longitudinal dimension of the driving assembly, and is suitable for vehicles with a compact structure. Since the number of gears being used is small, the transmission structure is simplified.
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公开(公告)号：US12287013B1
公开(公告)日：2025-04-29
申请号：US18776698
申请日：2024-07-18
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Yang Cao , Ping Yu , Jianwen Li , Pengyuan Zhou
IPC: F16D27/14
Abstract: An inductive position sensor, may include a movable part which is a magnetic conductor, and an induction coil assembly adjacent to the movable part. The induction coil assembly and the movable part form a magnetic circuit, the induction coil assembly has an input end for inputting a current and an output end for outputting a feedback current, and the inductive position sensor is used to detect a position of the movable part based on a relationship between the feedback current and the input current. The inductive position sensor has a flexible and compact structural design, and can be adjusted and arranged according to different applications and structural spaces, so it is applicable to a wide range of environments. An electromagnetic clutch is also disclosed.
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公开(公告)号：US11796013B1
公开(公告)日：2023-10-24
申请号：US18074150
申请日：2022-12-02
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Yang Cao , Ping Yu , Jianwen Li , Guoshan Liu
Abstract: A monostable electromagnetic clutch is provided having a movable assembly and an electromagnetic assembly. The movable assembly is provided thereon with a return springs and can pass through the electromagnetic assembly. The electromagnetic assembly generates electromagnetic force when it is energized, and under a driving action of the electromagnetic force and an spring force of the return springs, the movable assembly can reciprocate in the electromagnetic assembly.
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公开(公告)号：US20230291252A1
公开(公告)日：2023-09-14
申请号：US17690623
申请日：2022-03-09
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Chun Tang , Jingchuan Li , Ping Yu , Haibin Wang
IPC: H02K1/26
CPC classification number: H02K1/265
Abstract: The present disclosure discloses a rotor of an induction motor comprising a rotor body (1), alternating rotor teeth (2) and rotor slots (3) arranged along a circumference of the rotor body (1), and a plurality of grooves (4) provided at an end of the rotor teeth (2) or a plurality of voids (5) provided within the end of the rotor teeth (2) that are provided symmetrically about a center line (10) of the rotor teeth (2). The rotor and the induction motor having the rotor of the present disclosure can, for example, reduce the radial force of the stator caused by the slotting effect by about 50%. Therefore, the user's comfort can be greatly improved, while the efficiency of the induction motor can be improved, and the life of the induction motor can be prolonged.
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Patent Agency Ranking
公开(公告)号：US11554655B2
公开(公告)日：2023-01-17
申请号：US17017005
申请日：2020-09-10
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Xinliang Ling , Zhicheng Guo , Yao Zhou , Ping Yu
Abstract: An engine-and-electric-machine assembly includes an engine and an electric machine, a crankshaft being provided in the engine, the crankshaft including a main body and an extension section that extends out to the exterior of the engine, the extension section forming a rotation shaft of the electric machine, a rotor of the electric machine being mounted on the extension section, and a transition section being provided between the main body of the crankshaft and the extension section, wherein the rotor of the electric machine is connected to the transition section via a flange structure. By connecting the rotor of the electric machine and the crankshaft of the engine by using a flange, instead of using a key connecting structure, the strength of the connection between the rotor and the crankshaft can be improved, and optimize the moment of inertia of the transmission structure between the rotor and the crankshaft.
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公开(公告)号：US11303187B2
公开(公告)日：2022-04-12
申请号：US17017125
申请日：2020-09-10
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Xinliang Ling , Zhicheng Guo , Yao Zhou , Ping Yu
IPC: H02K9/193 , H02K5/20 , H02K7/00 , H02K7/075 , H02K7/08 , H02K24/00 , F02B63/04 , H02K11/21 , B60K6/24 , B60K6/26
Abstract: An engine-and-electric-machine assembly is provided that includes an engine and an electric machine, a crankshaft being provided in the engine, the crankshaft including a main body and an extension section that extends out to the exterior of the engine, the extension section forming a rotation shaft of the electric machine, and a rotor of the electric machine being mounted on the extension section. Moreover, a terminal of the rotation shaft is connected to a coolant pump, a rotor of the coolant pump is mounted to the rotation shaft, and while the rotation shaft is rotating the rotation shaft drives the coolant pump to provide coolant to the electric machine. By connecting the rotation shaft of the electric machine to the coolant pump, the assembly enables the pump to be highly integrated into the system and reduce manufacturing cost.
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公开(公告)号：US20210332877A1
公开(公告)日：2021-10-28
申请号：US16494525
申请日：2019-06-11
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Jianwen Li , Yongwu Wang , Ping Yu , Ran Sun
IPC: F16H57/021 , F16H63/34 , F16H57/023 , F16H57/029 , F16H57/031 , B60K17/12
Abstract: The present disclosure discloses an integrated electric drive power assembly, which solves the problems of the electrically driving power assemblies in the prior art that have a greater axial size and greater weight. The power assembly comprises a motor and a gearbox, an output shaft of the motor and an input shaft of the gearbox are integrally manufactured, to form a main shaft of the power assembly, a parking lock wheel is provided within the gearbox, and the parking lock wheel is fixedly mounted to the main shaft. The present disclosure significantly reduces the axial size of the power assembly, which facilitates the light weighing and the arrangement in the vehicle of the power assembly.
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公开(公告)号：US11052751B2
公开(公告)日：2021-07-06
申请号：US16349723
申请日：2017-01-20
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Abstract: A coaxial propulsion system is provided, which comprises a housing, and two or more electric motors provided in the housing, wherein the electric motors share one common shaft. At least one of the two or more electric motors is a permanent-magnet synchronous motor, an asynchronous motor or a switched reluctance motor, and of different efficiency maps. The system can improve the power density and system efficiency of propulsion system while maintaining high performance output, to enhance the integration level, and reduce size, weight and cost.
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公开(公告)号：US10814709B2
公开(公告)日：2020-10-27
申请号：US16477832
申请日：2017-12-12
Applicant: Jing-Jin Electric Technologies Co., Ltd.
Inventor： Ping Yu , Changqi Yang , Jianwen Li
Abstract: A vehicle drive assembly with transverse dual-power-source, comprising two power sources and an automatic transmission (10). The automatic transmission (10) is provided with a first input shaft (21) and a second input shaft (22), and the two power sources are respectively connected to the two input shafts (21, 22); a first intermediate shaft (31), a second intermediate shaft (32) and a second input shaft (22) are provided coaxial with the first input shaft (21); the third intermediate shaft (33) is provided parallel to the first input shaft (21), and a fourth intermediate shaft (34) is provided coaxial with the third intermediate shaft (33); a first gear (11) on the first intermediate shaft (31) and a second gear (12) on the third intermediate shaft (33) are in engaged transmission; a third gear (13) on the second intermediate shaft (32) and a fourth gear (14) on the fourth intermediate shaft (34) are in engaged transmission; and a differential (50) is provided with a fifth gear, the third gear (13) and the fourth gear (14) are in engaged transmission, and the fourth gear (14) is simultaneously in engaged transmission with a fifth gear (15). The drive assembly, in an aspect, has a reduced longitudinal dimension, to be adapted for vehicles of a compact structure, and, in another aspect, uses a small quantity of gears, which simplifies the transmission structure.
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