baber/WOPTO huggingface dataset:
Patent WO-2018082494-A1 (WO)
Title: 一种系统信息获取方法、用户设备和网络侧设备
Inventor: HE YUAN
IPC: H04W72/12
Filed: 2017-10-25
Abstract: 本公开提供一种系统信息获取方法、用户设备和网络侧设备，该方法可包括：用户设备接收网络侧设备发送的按需的系统信息的第一调度信息；所述用户设备基于所述第一调度信息获取所述网络侧设备发送的按需的系统信息。
Patent WO-2018214400-A1 (WO)
Title: 一种三维异质pet系统
Inventor: XU HAO
IPC: A61B6/00
Filed: 2017-10-27
Abstract: 一种三维异质PET系统，该系统包括至少两个异质探测器模块，每个异质探测器模块包括至少两种晶体条，晶体条紧密排列形成异质探测器模块，不同种类的晶体条的探测性能处于不同等级，相同种类的晶体条的探测性能处于相同等级，晶体条的探测性能参数包括能量分辨率、密度、尺寸和光输出量等，晶体条的探测性能处于不同等级包括晶体条的探测性能参数中的一种或多种处于不同等级。相对于高空间分辨率PET系统，该系统可在不明显降低PET系统空间分辨率的前提下有效的降低PET系统整体的制造成本；相对于普通空间分辨率PET系统，该系统可在成本不明显增加的同时提高PET系统的空间分辨率，另外能提供部分径向方向上高空间分辨率下的成像视场。
Patent WO-2019019486-A1 (WO)
Title: Downlink data packet configuration method and device
Inventor: JIANG XIAOWEI
IPC: H04W28/16
Filed: 2017-11-14
Abstract: The present application relates to the technical field of communications, and provides a downlink data packet configuration method and device. The method comprises: determining a target data bearer (DRB) corresponding to a downlink data packet to be sent; determining a target downlink processing attribute corresponding to the target DRB according to a correspondence of the configured DRB and the processing attribute; if the target downlink processing attribute is supporting the NAS Reflective QoS function or supporting the AS Reflective QoS function, adding a service data adaptation protocol (SDAP) packet header in the process of packaging the downlink data packet; and if the target downlink processing attribute is not supporting the NAS Reflective QoS function and not supporting the AS Reflective QoS function, not adding an SDAP packet header in the process of packaging the downlink data packet. The present application solves the problem of occupying a great amount of processing resources of an apparatus, and thus achieves the effect of saving the processing resources of the apparatus.
Patent WO-2019061738-A1 (WO)
Title: Profile peeling device capable of smooth feeding
Inventor: LIU YANFU
IPC: B23D79/12
Filed: 2017-11-17
Abstract: A profile peeling device capable of smooth feeding, comprising a rack (1). A peeling area (2) is provided on the rack (1); a peeling cutter (3) and an extrusion part (4) are provided in the peeling area (2); a feeding space is provided between the peeling cutter (3) and the extrusion part (4); a positioning protrusion (5) is provided on an end face of the extrusion part (4) located at the side of the peeling cutter (3).
Patent WO-2018223641-A1 (WO)
Title: 膜片承载装置及贴膜治具
Inventor: WANG LONGLONG
IPC: B65G33/02
Filed: 2017-12-11
Abstract: 一种膜片承载装置及贴膜治具，包括：膜片承载基板（1），其能够相对于用于承载待贴膜基片（7）的承载基台（6）移动，且包括用于承载膜片的第一承载面（11）；滚轮（2），其位于第一承载面（11）的一侧，用以在使膜片承载基板（1）相对于承载基台（6）移动时，将膜片（3）滚压贴附在待贴膜基片（7）上。具有结构简单、操作简便、制造成本低、无需培训作业人员、无需调试设备的优点，而且即使待贴膜基片出现翘曲或有不平，也能够完成贴附工作。
Patent WO-2019127196-A1 (WO)
Inventor: CHEN ZUNHOU
IPC: E04F15/12
Filed: 2017-12-28
Abstract: L'invention concerne un revêtement de sol granolithique, comprenant une couche d'interface, une couche de matériau granolithique enroulable préfabriqué, une couche de charge et une couche résistante à l'usure dans l'ordre en allant vers le haut. La couche résistante à l'usure comprend les composants A et B, en parties en poids : le composant A comprenant du diisocyanate de dicyclohexylméthane, du diisocyanate de benzométhylène, du 2,6-diisocyanatohexanoate de méthyle, de l'octanoate stanneux, du BYK-310, du BYK-361 N et du BYK-3560 ; le composant B comprenant un polyester, une résine de silicone hydroxylée, de la méthyldiéthanolamine et du naphténate de cobalt ; et le rapport massique des composants A et B étant de 10:1.
Patent WO-2018196433-A1 (WO)
Title: 多类型储能多级控制方法
Inventor: TIAN CHUNZHENG
IPC: H02J3/32
Filed: 2017-12-29
Abstract: 一种多类型储能多级控制方法，包括：波动平抑策略、能量/功率分配策略和经济运行策略；首先采用波动平抑策略对微网原始功率曲线进行平滑，获取微网并网功率曲线和储能总载荷曲线；然后在一阶滤波算法的基础上使用基于功率型储能荷电状态的储能充放电分配策略，实现能量型储能和功率型储能之间的功率分配；继而利用基于全寿命周期成本的经济运行策略实现功率型储能内部的功率分配(即超级电容器和飞轮储能的功率分配)，同时利用基于度电成本的经济运行策略实现能量型储能内部的功率分配(即锂电池和液流电池的功率分配)。
Patent WO-2019104830-A1 (WO)
Inventor: YANG JIANWU
IPC: G03B21/00
Filed: 2018-01-04
Abstract: 本发明涉及投影显示技术领域，公开了一种投影装置的控制方法、投影装置以及存储装置。该方法包括：投影装置进行投影操作，接收投影装置与感应物之间在指定方向上的距离信息，距离信息包括距离值、距离变化速度以及距离变化方向；根据距离信息，获取对应距离信息的控制指令；根据控制指令，投影装置进行对应的调整操作。通过上述方式，本发明能够降低投影装置的使用成本以及改善投影装置的用户使用体验。
Patent WO-2019153197-A1 (WO)
Title: Drone indication method and apparatus
Inventor: HONG WEI
IPC: H04W48/00
Filed: 2018-02-08
Abstract: A drone indication method for a core network device, the method comprising: receiving an access request sent from a terminal; when it is determined, according to the access request, that the terminal is a drone, adding a first user profile identifier (SPID) value to a first signaling, wherein the first SPID value is used to represent the drone identity of the terminal; and transmitting the first signaling to a base station so that the base station determines, according to the first signaling including the first SPID value, that the terminal is a drone, and providing a dedicated drone service to the terminal. Further provided is a drone indication method for a base station. In addition, further provided is a drone indication method for a core network device and a base station.
Patent WO-2019071890-A1 (WO)
Title: Device, method, and computer readable storage medium for recommending product
Inventor: LIU RUIKAI
IPC: G06Q30/06
Filed: 2018-02-10
Abstract: The present application discloses a user influence based device for recommending a product. The device comprises a memory and a processor. The memory stores a product recommendation program run on the processor. When the program is executed by the processor, the program implements the following steps: obtaining identity information of a target user and a pre-established social relationship network diagram, wherein the social relationship network diagram is established according to social relationship data and wealth scores of users having both insurance service data and bank service data; searching for related users of the target user in the social relationship network on the basis of the identity information, and calculating an influence score of the target user according to the wealth scores of the target user and the related users; and selecting a bank product and/or an insurance product corresponding to the influence score of the target user, and recommending the same to the target user. The present invention further provides a user influence based method and computer readable storage medium for recommending a product. The present application improves the success rate of product recommendation.
Patent WO-2018223742-A1 (WO)
Title: 云台、具有该云台的拍摄装置及无人机
Inventor: YU CHUN
IPC: B64D47/08
Filed: 2018-03-14
Abstract: 一种云台，包括至少两驱动组件，至少两驱动组件依次连接；承载壳体（14），用以安装拍摄装置；至少两个驱动组件中的其中一个驱动组件安装在承载壳体（14）内，至少两驱动组件能够驱动承载壳体（14）向至少两个方向转动，以从至少两个方向上调整拍摄装置的角度。该云台可减小云台的尺寸，使云台的整体结构紧凑，利于实现云台及无人机体积小型化。以及一种拍摄装置和无人机。
Patent WO-2018171780-A1 (WO)
Inventor: LIU JIANQIN
IPC: H04B7/0456
Filed: 2018-03-24
Abstract: Provided are a method, apparatus and system for sending signalling for improving transmission efficiency and achieving the aim of saving on air interface resources. On the one hand, provided is a method for sending signalling. The method comprises: a base station determining a first pre-coding matrix indicator (PMI) 1 and a second pre-coding matrix indicator (PMI) 2, wherein the PMI1 and the PMI2 are used for indicating a pre-coding matrix; the base station sending first signalling to a user equipment, wherein the first signalling includes the PMI1; and the base station sending second signalling to the user equipment, wherein the second signalling includes the PMI2.
Patent WO-2018177412-A1 (WO)
Title: 一种天线控制系统、方法及移动终端
Inventor: LI RIHUI
IPC: H01Q3/00
Filed: 2018-03-30
Abstract: 本公开涉及一种天线控制系统、方法及移动终端，上述系统包括：天线、控制模块；上述天线包括：对称分布的第一天线部分和第二天线部分；上述第一天线部分和上述第二天线部分分别具有多种工作状态，对应多种工作共振频率；上述控制模块包括：天线工作状态获取子模块，用于获取上述第一天线部分的第一工作状态；控制子模块，用于根据上述第一工作状态，调整上述第二天线部分的第二工作状态，使得上述第一天线部分的工作共振频率和上述第二天线部分的工作共振频率的差值小于设定阈值。
Patent WO-2019191965-A1 (WO)
Inventor: LIU YIFAN
IPC: H04W28/20
Filed: 2018-04-04
Abstract: The present application provides a communication method and device. The method comprises: a terminal device receiving first information from a second base station, the first information comprising network-based cell reference signal (CRS) bandwidth mitigation state information of a first base station, the second base station being a base station of a serving cell of the terminal device, the first base station being a base station of a neighboring cell of the serving cell; the terminal device determining a measurement bandwidth value at least according to the first information; the terminal device measuring, according to the measurement bandwidth value, at least one of signal strength or signal quality of the serving cell where the terminal device is located or a neighboring cell of the serving cell. In this method, the second base station may transmit the network-based CRS bandwidth mitigation state information of the first base station to the terminal, implementing the synchronization of bandwidth mitigation state information between the first base station and the terminal. Furthermore, the terminal can re-determine a measurement bandwidth value on the basis of the bandwidth mitigation state information, and perform cell measurement according to the re-determined measurement bandwidth value, thereby being able to reduce the overheads during measurement by the terminal.
Patent WO-2018201860-A1 (WO)
Title: 上报端口信息的方法、终端设备和网络设备
Inventor: SUN YU
IPC: H04L5/00
Filed: 2018-04-10
Abstract: 本申请提供了上报端口信息的方法、终端设备和网络设备，包括终端设备确定上行信号，其中，所述上行信号包括所述终端设备的相位跟踪参考信号PTRS端口的信息，或所述上行信号包括所述PTRS端口的信息和DMRS端口的信息，或所述上行信号包括所述PTRS端口与DMRS端口的对应关系；所述终端设备向网络设备发送所述上行信号。本申请实施例通过终端设备向网络设备上报上行信号，使得网络设备不需要给每个DMRS端口配置不同的PTRS端口，能够避免配置过多的PTRS端口，从而节省PTRS端口资源。
Patent WO-2018192535-A1 (WO)
Inventor: LI HONGLIN
IPC: A61P35/02
Filed: 2018-04-18
Abstract: The present invention relates to an application of a thiazole derivative as represented by formula I as a therapeutic drug for leukemia. The thiazole derivative as represented by formula I has significant inhibitory effects on leukemia, such as acute lymphoblastic leukemia (ALL), acute myeloid leukemia (AML), chronic myeloid leukemia, and chronic lymphocytic leukemia.
Patent WO-2018210221-A1 (WO)
Title: 一种光学片、模具及电子设备盖板
Inventor: HONG SHEN
IPC: H05K5/03
Filed: 2018-05-15
Abstract: 本发明公开了一种光学片，包括：聚合物层；若干小短线，所述若干小短线形成于所述聚合物层一侧，形成微纳结构层；其中，所述若干小短线中至少存在一根为凸起或凹陷结构，所述小短线存在两条边线相互平行或在平面内存在交点。本发明提供一种新的纹理结构，该种纹理结构可以在一定的方向上随意或者根据想要的效果改变小短线的方向，小短线与水平方向的夹角可以从 0 到 180° 变化；其中带有该种纹理结构的光学片，选用该种纹理的光学片在在一定光源下至少存在一根光柱，并且在一定程度上减少了彩虹纹对光影效果的影响；其中电子设备盖板，采用该种纹理结构或光学片，这样可以灵活的应用小短线的旋转角度来实现电子设备盖板不同的光影效果。
Patent WO-2019218139-A1 (WO)
Title: Object recognition device
Inventor: WANG XINGZE
IPC: G06T7/20
Filed: 2018-05-15
Abstract: Provided by the present application is an object recognition device, comprising a processor, a memory, a computer program stored in the memory, and an imperfect imaging system. The processor is used to invoke the computer program stored in the memory so as to perform the following steps: acquiring an image to be recognized by means of an imperfect imaging system carrying out imperfect imaging on an object to be recognized; and recognizing the object to be recognized by analyzing the image to be recognized using a recognition model. The object recognition device according to the present application acquires an image to be recognized by means of an imperfect imaging system carrying out imperfect imaging on an object to be recognized, thereby being able to accurately recognize the object to be recognized by means of carrying out fuzzy recognition of the image to be recognized using a recognition model, thus the device has certain recognition advantages in some application scenarios having severe conditions, thereby improving the practical value of the product.
Patent WO-2019085460-A1 (WO)
Inventor: ZHANG JINFANG
IPC: C23C14/04
Filed: 2018-05-31
Abstract: 一种掩模组件，包括：掩模板(14)，设有若干开口域(141)，以使蒸镀材料通过开口域(141)进行沉积；开口域遮挡部件(20)，遮罩于开口域(141)的蒸镀方向，以便形成显示倒角。
Patent WO-2020000143-A1 (WO)
Inventor: FANG JUN
IPC: G06F3/043
Filed: 2018-06-25
Abstract: The present application relates to the technical field of testing, and provides a touch device, a touch chip, and an object detection method. The touch device comprises: a touch display; an ultrasonic transducer module provided in the touch display, the ultrasonic transducer module being configured to receive a first signal, convert the first signal into an ultrasonic wave and transmit same, receive the ultrasonic wave reflected by an object, and convert the reflected ultrasonic wave into a second signal; and a master control module configured to transmit the first signal to the ultrasonic transducer module and to receive the second signal and determine on the basis of the second signal whether an object, the distance from which to the touch display falls within a preset distance, exists. According to embodiments of the present application, the ultrasonic transducer module is connected to the master control module such that the master control module can control the ultrasonic transducer module to transmit and receive an ultrasonic wave, thereby achieving the purpose of detecting, using an ultrasonic wave, an object which is far from a screen body.
Patent WO-2020000154-A1 (WO)
Title: 一种电子烟吸烟口数判断方法以及电子烟
Inventor: ZHU ZHIPENG
IPC: A24F47/00
Filed: 2018-06-25
Abstract: 一种电子烟吸烟口数判断方法以及电子烟，所述方法包括以下步骤：设置电子烟发热体的目标温度，检测获取该发热体的当前温度，根据该目标温度与该当前温度确定温度差；该温度差小于启动阈值时，重复采集温度差；该温度差大于该启动阈值时，开始对该温度差在时间上进行积分，在该温度差小于该启动阈值时停止积分，并确定当前积分值；在该当前积分值超过判断阈值时，确认一次吸烟口数，在该当前积分值小于该判断阈值时不计吸烟口数。
Patent WO-2020006776-A1 (WO)
Inventor: CHEN HAO
IPC: B60R5/04
Filed: 2018-07-12
Abstract: 一种分体式可调节遮物帘，包括遮物帘本体（1），遮物帘本体（1）的外管（2）的长度方向两端的至少一端设置有两段式封盖（3），每个两段式封盖（3）包括内封盖（4）、一段外封盖（5）、二段外封盖（6），内封盖（4）的外周面插装于外管（2）的对应管口内，内封盖（4）的轴向外端套装有直线压缩弹簧（7），直线压缩弹簧（7）的内端紧贴内封盖（4）布置；一段外封盖（5）包括管式本体（8），管式本体（8）的一端开口、另一端封装有端板（9），管式本体（8）的开口套装于内封盖（4）的外周面、并延伸至外管（2）的对应长度端区域。
Patent WO-2019029385-A1 (WO)
Title: Method and device for sending and receiving control information
Inventor: XUE LIXIA
IPC: H04L5/00
Filed: 2018-07-27
Abstract: A method and device for sending and receiving control information, for use in indicating the time-frequency position of a control channel to a terminal device by a network device in a 5G NR system or a future evolved LTE system. The method comprises: a terminal device receives broadcast information; determine the time-domain position of a broadcast channel for carrying the broadcast information in predefined at least two time-domain positions; then determine the time-domain position of a control channel according to the time-domain position of the broadcast channel; and detect the control channel at the determined time-domain position of the control channel.
Patent WO-2019029576-A1 (WO)
Title: Coding method, decoding method, coding device and decoding device
Inventor: WU YUCHUN
IPC: H04L1/00
Filed: 2018-08-08
Abstract: The present application provides a coding method, a decoding method, a coding device, and a decoding device. The coding method comprises: acquiring a transport block (TB); adding TB_CRC to the TB, the TB_CRC being configured to perform CRC on the TB; determining a corresponding length of the TB added with the TB_CRC; if the corresponding length of the TB added with the TB_CRC is less than or equal to a preset length, determining the TB added with the TB_CRC as a coding block (CB); adding CB_CRC to the CB, the CB_CRC being configured to perform CRC on the CB; and coding the CB added with the CB_CRC. The present application can reduce the complexity of hardware implementation at a decoding end.
Patent WO-2019153680-A1 (WO)
Title: Circuit for reducing output power supply drop amplitude
Inventor: ZHUANG JIANMIN
IPC: H02M1/36
Filed: 2018-08-09
Abstract: A circuit for reducing output power supply drop amplitude. The circuit comprises an RC circuit, a triode level regulator, and a PMOS transistor switch. An input end of the RC circuit is connected to a control signal, and an output end is connected to the triode level regulator; the triode level regulator is connected to the PMOS transistor switch; the triode level regulator and the PMOS transistor switch are separately connected to an input voltage; and the PMOS transistor switch outputs a voltage signal. Power supply drop of the output end is reduced by the simple circuit, so that a power supply outputs a stable voltage during switching; the drop of the output voltage can be mitigated, the input voltage is isolated from a control signal voltage, and circuits with different signal levels can be mutually controlled; the application of a switching circuit is maximized, the switching circuit can be more flexibly applied to circuit modules with different voltage levels, and the application range of a power supply switching circuit is increased.
Patent WO-2019034066-A1 (WO)
Title: Page update method and apparatus
Inventor: LIN CHUANJIE
IPC: G06F8/65
Filed: 2018-08-15
Abstract: The embodiments of the present description provides a page update method and apparatus. The method comprises: a dynamic packaging system acquiring a new page file of a Hybrid App page, packaging the new page file into an offline packet, and sending the offline packet to an offline packet management system, so as to trigger the update of the Hybrid App page by means of the offline packet management system.
Patent WO-2019062391-A1 (WO)
Title: Method and device for pushing anchor information to user
Inventor: SHI TIYUAN
IPC: H04N21/488
Filed: 2018-08-22
Abstract: The present application aims to provide a method for pushing anchor information to a user. The method comprises: acquiring distribution information that an anchor plans to distribute; determining, from historical access users of the anchor, a target user receiving the distribution information; and pushing the distribution information to the target user. The present application, by sending pushing information of the anchor to the user, enhances the interaction between the anchor and the user, not only attracting more users to watch the live broadcast of the anchor, but also enabling the user to further know the anchor, improving the user experience in live broadcasting.
Patent WO-2019062538-A1 (WO)
Title: In-vehicle intelligent wifi microphone and audio delay processing method therefor
Inventor: ZHANG TIGER
IPC: H04R1/08
Filed: 2018-09-11
Abstract: Disclosed in the invention are an in-vehicle intelligent WiFi microphone and an audio delay processing method therefor. The method can solve the problem that the existing in-vehicle microphone is prone to interference and the sound quality is poor when the FM signal is used to establish audio transmission with the in-vehicle entertainment system. The in-vehicle intelligent WiFi microphone comprises a first microphone, a first main control circuit board, a first rechargeable battery and a first main mounting housing. The first microphone, the first main control circuit board and the first rechargeable battery are arranged in the first main mounting housing. The first microphone is located at an upper end of the first main mounting housing, and the first microphone and the first rechargeable battery are electrically connected to the first main control circuit board. The first main control circuit board is integrally provided with a first main control processor, as well as a mixing processing module, an FM receiving module and a WiFi communication module, which are electrically connected to the first main control processor.
Patent WO-2019157823-A1 (WO)
Title: Preparation method for l-alanyl-l-glutamine, enzyme for l-alanyl-l-glutamine preparation, and application
Inventor: FU RONGZHAO
IPC: C12N15/52
Filed: 2018-09-26
Abstract: Provided is a preparation method for L-alanyl-L-glutamine, said method comprising: in the presence of α-amino acid ester acyltransferase, using L-alanine methyl ester hydrochloride and L-glutamine as substrates to prepare a reaction solution, adjusting the pH of the reaction solution to 7.0-9.0, and after reacting at a constant temperature of 20-40°C, collecting L-alanyl-L-glutamine. The α-amino acid ester acyltransferase is derived from elizabethkingia meningoseptica, and the amino acid sequence of the α-amino acid ester acyltransferase comprises the amino acid sequence in any one of SEQ ID NO: 1 – SEQ ID NO: 6. The preparation method is highly effective, simple, low-cost and environmentally friendly, has a high conversion rate, and may be widely applied in industrial scale production. Also provided are an enzyme for L-alanyl-L-glutamine preparation, and an application.
Patent WO-2019062767-A1 (WO)
Title: Auxiliary calibration device
Inventor: QIU LONGXUE
IPC: G01D18/00
Filed: 2018-09-26
Abstract: Disclosed in the present invention is an auxiliary calibration device. The auxiliary calibration device can be used for mounting one or more calibration devices. The auxiliary calibration device comprises a supporting frame, guide rails and sliding blocks. The guide rails are mounted on the supporting frame. The sliding blocks are mounted on the guide rails and can be moved along the guide rails, and the sliding blocks are configured to fix the calibration device for calibration. The present invention can be applied to the field of auxiliary calibration devices for vehicles. The arrangement of the guide rails and the sliding blocks makes the needed calibration device conveniently move to a needed position, which helps to calibrate different types of sensors and sensors of a same type on vehicles of different models, and accordingly, the universality is good and the use is convenient.
Patent WO-2019119922-A1 (WO)
Inventor: JIN YONG
IPC: H04W52/02
Filed: 2018-09-29
Abstract: 本申请公开了无线传感器管理方法、装置及通信系统，通信系统包括站点管理单元、管理节点和无线传感器；无线传感器在唤醒状态时向管理节点发送连接请求；管理节点查询其本地是否预先缓存有第一消息；第一消息为在无线传感器处于休眠状态时管理节点接收的站点管理单元的消息；管理节点根据查询的结果向无线传感器发送响应；在所述查询的结果为本地预先缓存有第一消息时，响应携带有所述第一消息；在查询的结果为本地未预先缓存有第一消息时，响应指示管理节点未缓存有第一消息，无线传感器在接收响应后从唤醒状态迅速转入休眠状态。实施本发明实施例可延长无线传感器电池寿命，满足无线传感器规模应用于接入侧站点的需要。
Patent WO-2020056824-A1 (WO)
Inventor: HUAN YUPING
IPC: F16C33/66
Filed: 2018-10-18
Abstract: A bearing having an electrical-corrosion prevention structure for a motor. An arc-shaped concave surface a matching steel balls is provided circumferentially at a middle position of an inner circle surface of a bearing outer ring (2), and a plurality of oil storage grooves a are provided on the arc-shaped concave surface a; and an arc-shaped concave surface b matching the steel balls is provided circumferentially at a middle position of the outer circle surface of a bearing inner ring (1), and a plurality of oil storage grooves b are provided on the arc-shaped concave surface b. A support frame for positioning the steel balls is provided between the bearing outer ring and the bearing inner ring, so that the steel balls are evenly distributed in a steel ball track. During operation of the bearing, a conductive lubricating grease can be filled in the oil storage grooves at all times, and when a gap occurs between the steel balls and the bearing inner ring or between the steel balls and the bearing outer ring, the gap can be automatically fully filled with the grease, such that the bearing inner ring and the bearing outer ring are connected to form a low-resistance conductive circuit, and high-voltage static electricity cannot discharge in the gap to fuse the steel balls, effectively avoiding the occurrence of electrical corrosion.