baber/WOPTO huggingface dataset:
Patent WO-2019114727-A1 (WO)
Title: 基于烟草滤棒成型设备的卷纸切丝聚拢成棒机构
Inventor: QIN ZHIHONG
IPC: A24C5/18
Filed: 2018-12-12
Abstract: 一种基于烟草滤棒成型设备的卷纸切丝聚拢成棒机构，其利用滤棒成型机对烟草薄片进行卷纸切丝聚拢成棒，具体是在滤棒成型机的开松辊后方加装一套烟草薄片卷材的主动放卷装置，该主动放卷装置的线速度与主机的成棒线速度相匹配；将靠近烟枪的一对开松辊换装成沿着圆周带有间断辊纹（4）的切丝辊；将导丝喇叭嘴（14）换装成入口直径为80～120mm的锥形收拢喇叭嘴。
Patent WO-2019114772-A1 (WO)
Title: 电流中断装置及其刻痕件、电池盖板组件、单体电池、电池模组、动力电池及电动汽车
Inventor: JIANG LUXIA
IPC: H01M50/574
Filed: 2018-12-13
Abstract: 一种电流中断装置及其刻痕件、电池盖板组件、单体电池、电池模组、动力电池及电动汽车。刻痕件包括形成有刻痕的刻痕区、用于与翻转件相互电连接的第一焊接区以及用于与电极内端子电连接的第二焊接区，翻转件能够在气压作用下动作以通过拉断刻痕而与刻痕件断开电连接，所述刻痕围绕所述第一焊接区设置，且所述第一焊接区、所述第二焊接区中的至少一个与所述刻痕异面设置。
Patent WO-2020133503-A1 (WO)
Inventor: ZHAO QUN
IPC: H04W72/00
Filed: 2018-12-29
Abstract: La présente invention concerne un procédé et un appareil de rétroaction de communication, un dispositif, et un système de stockage, se rapportant au domaine technique des communications. Le procédé comprend les étapes consistant à : déterminer un sous-ensemble cible dans un ensemble de dispositifs de réception de multidiffusion ; et envoyer une première signalisation de commande, la première signalisation de commande étant utilisée pour indiquer qu'une extrémité de réception de multidiffusion cible dans le sous-ensemble cible effectue une rétroaction à l'aide d'un premier procédé de rétroaction, et étant également utilisée pour indiquer que d'autres extrémités de réception de multidiffusion à l'extérieur du sous-ensemble cible effectuent une rétroaction à l'aide d'un second procédé de rétroaction. Des surdébits de signalisation peuvent être réduits et des ressources de rétroaction peuvent être économisées ; en outre, le problème de la perte de données de communication provoquée par l'échec de la réception correcte de SCI est également efficacement évité, ce qui permet d'améliorer la fiabilité de transmission.
Patent WO-2020082603-A1 (WO)
Inventor: ZHANG LIDAO
IPC: G05D27/02
Filed: 2019-06-25
Abstract: A high-sensitivity thermo-hygrometer supporting NB-IoT, comprising a dry-bulb quartz crystal probe (1), a wet-bulb quartz crystal probe (2), a water reservoir and diversion fiber piece (3), a micro fan (4), a satellite navigation system antenna (5), a satellite navigation system module (6), an ASIC (7), a NB-IoT chip (8), an NB-IoT antenna (9), a lithium ion rechargeable battery and charging interface (10), and a display and setting panel (11). Relying on a dry-bulb temperature and a wet-bulb temperature which have 1 mK temperature measurement accuracy, a high-precision digital air psychrometric chart, a high-precision cubic polynomial curve interpolation algorithm, and an atmospheric pressure correction value provided by a satellite navigation system, relative humidity having a 5-significant-digit calculation value and a 4-significant-digit display value can be obtained, which is sufficient to display the dynamic change of indoor humidity. The thermo-hygrometer is high in sensitivity, high in stability, high in apparent accuracy, low in power consumption, capable of supporting Internet of things, and has the capacities of coordinating and closed-loop controlling an air-conditioner, a dehumidifier, and a humidifier.
Patent WO-2020154858-A1 (WO)
Title: 一种加热不燃烧卷烟及其加工方法
Inventor: LIU GANG
IPC: A24F47/00
Filed: 2019-01-28
Abstract: 一种加热不燃烧卷烟及其加工方法，加工方法包括以下步骤：将片状的再造烟叶沿预设方向切成多根烟丝，使得烟丝呈长条状；将多根烟丝沿烟丝的宽度方向挤压靠拢在一起，然后用成形纸对烟丝进行包裹，形成圆柱形的烟条，使得烟条内的多根烟丝规则且有序排列。通过将烟丝有序排列使得多根烟丝之间也形成了有序排列的空隙，与无序排列的烟丝相比，大大提高了孔隙率，保证了卷烟内部良好的通气性和气流一致性；有序排列的烟丝及其形成的有序排列的空隙，为烟气的流通提供了近似直线的气流通道，减少了抽吸的阻力及烟丝对烟气吸附性能，提高了烟气的通过效率。
Patent WO-2020019737-A1 (WO)
Title: Mobile power bank scheduling method and system, and scheduling server and device
Inventor: YANG CHAO
IPC: G06Q10/06
Filed: 2019-03-20
Abstract: Provided are a mobile power bank scheduling method and system, and a scheduling server and device, wherein same relate to the field of battery charging and the swapping of electric vehicles and aim to solve the problem that the number and distribution of charging piles and charging stations cannot meet demands. The mobile power bank scheduling method supports a sharing mode and a self-service mode, wherein in the sharing mode, a user end (30) initiates a charging request after a vehicle is parked in any position, and a server (10) issues a charging order by means of broadcasting for acquisition by a service terminal (40) or selects the service terminal (40) by means of order designation, such that a vehicle to be charged is subjected to a charging operation; and in the self-service mode, the user end (30) selects a mobile power bank (20) and initiates a charging request, and after receiving confirmation from the server (10), a user completes charging by himself/herself, or charging is completed with the assistance, as requested by the user end (30), of a service executor. Further provided is a recycling and management method, constituting a complete solution, thereby solving the problem of it being difficult to find a charging pile and a charging station and thus alleviating travel anxiety of a user.
Patent WO-2020191626-A1 (WO)
Inventor: YU XIAODONG
IPC: H04W36/32
Filed: 2019-03-26
Abstract: The present application relates to a first user equipment, a second user equipment, a base station and a method for exchanging a sidelink information. The first user equipment determines an available sidelink process information and transmits the available sidelink process information to the second user equipment or the base station.
Patent WO-2019166031-A1 (WO)
Title: 一种多连接下的数据量上报方法
Inventor: HAN FENG
IPC: H04W4/24
Filed: 2019-04-12
Abstract: 本专利申请提供了一种多连接下的数据上报方法，其中第一网络设备获取第一数据量报告,该第一数据量报告用于指示终端设备经过第二网络设备的数据量，该第一数据量报告包含一个或多个服务质量QoS流的QoS流标识QFI、该一个或多个QoS流所属的分组数据单元PDU会话的标识、以及该一个或多个QoS流的数据量。该第一网络设备向第三网络设备发送该第一数据量报告。
Patent WO-2019214729-A1 (WO)
Inventor: LIU JING
IPC: H04W72/04
Filed: 2019-05-10
Abstract: 本申请提供一种数据处理的方法和设备，能够实现用户设备的控制面信令在各接口的承载映射。其中，IAB系统包括集中式单元CU，分布式单元DU，第一IAB节点和第二IAB节点，所述方法包括：所述CU生成下行F1AP消息，所述下行F1AP消息包含的消息为以下之一或组合：终端设备的F1AP消息，第一IAB节点的F1AP消息和第二IAB节点的RRC消息；所述CU向所述DU发送所述下行F1AP消息，并指示所述下行F1AP消息中所包含的消息的消息类型为以下之一：RRC消息类型，F1AP消息类型，RRC消息类型和F1AP消息类型。
Patent WO-2020232607-A1 (WO)
Inventor: LIU PENGBO
IPC: A61B5/11
Filed: 2019-05-20
Abstract: 一种适用于心脏监测领域的心脏舒张功能评估方法（100），包括：非侵入式获取对象胸腔体表的振动信息（101）；对振动信息进行预处理生成血流动力学相关信息（102）；基于血流动力学相关信息确定目标波群（103）；在目标波群上确定最高峰，将最高峰之前的上升沿幅度确定为第一特征值，最高峰与其后的最低谷之间的幅度确定为第二特征值（104）；基于第一特征值和第二特征值生成指示参数，并基于指示参数评估对象的心脏舒张功能（105）。
Patent WO-2020237408-A1 (WO)
Inventor: CHEN ZHE
IPC: H04W72/04
Filed: 2019-05-24
Abstract: Provided by embodiments of the present application are a method and apparatus for processing a signal. The method comprises: a terminal device being indicated or configuring spatial domain information corresponding to a first signal; and sending or receiving a second signal at least according to or preferentially according to the spatial domain information corresponding to the first signal, wherein a resource of the first signal at least partially overlaps with a resource of the second signal in the time domain.
Patent WO-2019228285-A1 (WO)
Title: Task scheduling method and device
Inventor: YU GUOSHENG
IPC: G06F9/48
Filed: 2019-05-25
Abstract: Embodiments of the present application relate to the field of artificial intelligence. Disclosed are a task scheduling method and device, capable of improving the working efficiency of a vehicle-mounted device in comprehensive consideration of delay requirements and power consumption requirements in a running state. The method comprises: determining a motion state of a mobile device, and determining, according to the motion state of the mobile device, M tasks to be carried out; determining N delay-sensitive tasks in the M tasks; for the delay-sensitive tasks, computing power consumption demands of the delay-sensitive tasks; determining operators having target power consumption headroom ranges matching the power consumption demands of the delay-sensitive tasks and being capable of finishing the delay-sensitive tasks within delay-required durations of the delay-sensitive tasks as target operators for carrying out the delay-sensitive tasks; and allocating the delay-sensitive tasks to the target operators for delay-sensitive tasks.
Patent WO-2020258361-A1 (WO)
Title: 一种微型过滤器及声学设备
Inventor: LIN YUJING
IPC: H04R1/08
Filed: 2019-07-05
Abstract: 一种微型过滤器及声学设备，包括具有背腔（3）的基底（1），以及设置在基底（1）上且悬置在背腔（3）上的膜层（2）；膜层（2）上具有排布的通孔（4），且膜层（2）包括复合在一起的至少一层具有拉应力的第一膜片（2a），以及至少一层具有压应力的第二膜片（2b）；第一膜片（2a）、第二膜片（2b）被配置为降低整个膜层（2）的应力，以将整个膜层（2）的应力控制在期望的范围内。
Patent WO-2021003612-A1 (WO)
Inventor: WANG SHUKUN
IPC: H04W88/10
Filed: 2019-07-05
Abstract: Provided are a mobility management method and apparatus, and a terminal. The method comprises: a terminal determining that the mobility management of a first subscriber identification module and of a second subscriber identification module can be subjected to joint processing; and the terminal sending first indication information to a network side, wherein the first indication information is used for indicating that the mobility management of the first subscriber identification module and of the second subscriber identification module can be subjected to joint processing.
Patent WO-2020042772-A1 (WO)
Inventor: Weng xinyu
IPC: G06Q20/32
Filed: 2019-07-11
Abstract: One or more embodiments of the present disclosure provide an information output method, a device, and an apparatus, for improving the success rate and convenience of outputting a payment receiving result, and further meeting various demands in receiving payments for merchants. The method comprises: establishing a persistent connection to a server by means of a built-in communication module of an information output apparatus; sending to the server account information associated with the information output apparatus; receiving an output instruction for a payment receiving result, the output instruction being sent by the server according to the account information, wherein the output instruction instructs the information output apparatus to output the payment receiving result indicating that a user terminal has completed an online payment; and outputting the payment receiving result according to the output instruction.
Patent WO-2020020009-A1 (WO)
Title: Circuit board assembly and terminal
Inventor: LIU GUANGHUI
IPC: H05K1/02
Filed: 2019-07-16
Abstract: Provided are a circuit board assembly and a terminal. The circuit board assembly comprises: a circuit board, and a wiring arranged on the circuit board, wherein the wiring comprises a first part and a second part, the wire width of the first part is greater than or equal to a threshold wire width, and the wire width of the second part is less than the threshold wire width.
Patent WO-2020078068-A1 (WO)
Title: Method and network exposure function entity for facilitating provision of location service
Inventor: ZHANG YUN
IPC: H04W4/00
Filed: 2019-07-30
Abstract: The present disclosure provides a method (300) in a Network Exposure Function, NEF, entity for facilitating provision of Location Service, LCS. The method (300) includes: receiving (310) from an Application Function, AF, entity a monitoring event subscription message requesting for location reporting of a current location of a terminal device; transmitting (320) a monitoring event configuration request to configure location reporting on an Access and Mobility Management Function, AMF, entity; receiving (330) from the AMF entity a monitoring event indication containing an indication of a cell in which the terminal device is currently located; transmitting (340) to an LCS node a request for the current location of the terminal device; receiving (350) from the LCS node the current location of the terminal device; and transmitting (360) to the AF entity a monitoring event subscription response message containing the current location of the terminal device.
Patent WO-2020125021-A1 (WO)
Title: 用于显示设备的信息显示方法及装置
Inventor: LI LONG
IPC: H04N21/4725
Filed: 2019-08-02
Abstract: 根据本申请实施例一种用于显示设备的信息显示方法及装置，该方法包括：获取正在所述显示设备显示的第一视频对应的对象推荐信息，所述对象推荐信息对应的对象为所述第一视频中的对象；在所述第一视频的视频播放界面中显示所述对象推荐信息。提高了用户根据视频购买对象的效率。
Patent WO-2020125038-A1 (WO)
Title: Voice control method and device
Inventor: ZHANG WENTAO
IPC: G10L15/25
Filed: 2019-08-16
Abstract: A voice control method and device, the voice control method comprising: obtaining voice feature data of a user (110), and obtaining lip feature data corresponding to the voice feature data (120); determining a control word of a control terminal on the basis of the voice feature data and the lip feature data (130); and the control terminal performing an operation corresponding to the control word (140). In many situations such as high noise, dark light, and low sound energy, the described method may improve the accuracy of the voice of a user when collected, which thus improves the accuracy of voice recognition, thereby improving the user experience and enhancing the naturalness of human-machine interaction.
Patent WO-2020048320-A1 (WO)
Title: Refrigerator
Inventor: YANG FALIN
IPC: F25D25/02
Filed: 2019-08-22
Abstract: A refrigerator (1000) comprises: a storage compartment (200); a push-pull drawer (300) provided in the storage compartment (200); and a slide rail assembly (100) provided between the drawer (300) and a sidewall of the storage compartment (200). The slide rail assembly (100) comprises a first supporting member (10) extending in a push-pull direction of the drawer (300) and connected to one sidewall of the storage compartment (200). A front end of the first supporting member (10) is provided with an installation portion (11). A terminal box cover (40) is fixed to a top portion of the installation portion (11). A bottom portion of the installation portion (11) is provided with an installation portion fixing structure (101). The installation portion fixing structure (101) comprises multiple jaws for fixing cable assemblies (50) extending out of the terminal box cover (40). The multiple jaws are arranged at intervals along a curved line. The curved line has a convex apex at a middle portion thereof and slopes downwards toward two ends thereof.
Patent WO-2021035599-A1 (WO)
Inventor: DU CANHONG
IPC: G06K9/00
Filed: 2019-08-29
Abstract: A fingerprint recognition device and method and an electronic apparatus, which can improve the security of fingerprint recognition. The fingerprint recognition device is configured to be disposed under a display screen to implement under-screen optical fingerprint recognition, and comprises a fingerprint sensor. The fingerprint sensor comprises: at least one first photosensitive region for receiving a first oblique light signal returned by the finger above the display screen; and at least one second photosensitive region for receiving a second oblique light signal returned by the finger above the display screen. The incident direction of the first oblique light signal is perpendicular to a first polarization direction, and the incident direction of the second oblique light signal is parallel to the first polarization direction. The first polarization direction is a polarization direction output by a linear polarization unit disposed on a light path between the finger and the fingerprint sensor. Differences in light intensity between the first oblique light signal and the second oblique light signal are used to determine whether the finger is real or not.
Patent WO-2020258504-A1 (WO)
Title: 一种阵列基板及显示面板
Inventor: ZHANG YIHE
IPC: G02F1/1362
Filed: 2019-08-30
Abstract: 本发明提供一种阵列基板及显示面板，阵列基板包括衬底、第二金属层、钝化层、设置在钝化层上的色阻层；其中，色阻层包括多个色阻单元，至少部分相邻色阻单元部分重叠，相邻色阻单元的重叠部分形成重叠单元；第二金属层包括间隔分布的数据走线，重叠单元在衬底上的正投影至少覆盖数据走线在衬底上的部分正投影。
Patent WO-2020057397-A1 (WO)
Inventor: YANG SHENG
IPC: C12N15/113
Filed: 2019-09-10
Abstract: A lacUV5 promoter variant of SEQ ID NO: 1, capable of promoting expression of T7 RNA polymerase to increase an expression level of an exogenous recombinant protein in Escherichia coli and extend expression time, thereby increasing production of the recombinant protein.
Patent WO-2020083042-A1 (WO)
Inventor: LI JUN
IPC: G09B5/02
Filed: 2019-10-12
Abstract: The present invention provides a combined smart full-screen blackboard, comprising an interactive integrated machine and a smart blackboard, the smart blackboard being arranged on a side of the interactive integrated machine in a side-by-side manner, the smart blackboard being detachably connected to the interactive integrated machine; the smart blackboard being provided with a touch screen, and the interactive integrated machine being provided with a main controller connected to the touch screen, so as to realize data transmission between the smart blackboard and the interactive integrated machine. The combined smart full-screen blackboard provided in the present invention solves the technical problems of chalk contamination, inconvenience in teaching content processing and poor use effect caused by the blackboard for teaching in the prior art, and enriches the function of the blackboard for teaching. The invention is convenient to use and has a good effect, achieving an effect of improved teaching quality.
Patent WO-2021022671-A1 (WO)
Inventor: LIANG XIAODONG
IPC: E01D19/00
Filed: 2019-10-15
Abstract: The present invention provides a device for preventing pier deviation of a high-pier bridge having a large longitudinal slope. The device comprises at least one deviation prevention device. The deviation prevention device is fixedly provided on a capping beam. A downslope stopping block is provided on the deviation prevention device. A downslope horizontal slab is provided on a downslope main beam. The downslope stopping block is located on a side of the downslope horizontal slab located away from an upslope main beam. The downslope stopping block and the downslope horizontal slab cooperate with each other to achieve automatic correction of a deviated pier so as to prevent excessive deviation of the pier. The deviation prevention device of the present invention resolves the current issue in which piers of the high-pier bridge deviate to an upslope direction during thermal expansion and contraction, and prevents the bridge from falling off due to excessive deviation of the bridge. The deviation prevention device of the present invention achieves automatic correction of the pier, eliminates a need for manual correction on a deviated pier, and reduces labor and costs.
Patent WO-2020083275-A1 (WO)
Title: 移位寄存器单元、栅极驱动电路、显示装置及驱动方法
Inventor: FENG XUEHUAN
IPC: G11C19/28
Filed: 2019-10-22
Abstract: 本公开的实施例提供了移位寄存器单元、栅极驱动电路、显示装置及驱动方法。移位寄存器单元包括消隐输入电路、显示输入电路、输出电路和第一控制电路。消隐输入电路将消隐输入信号提供到上拉控制节点并将消隐上拉信号提供到上拉节点。显示输入电路响应于显示输入信号将显示上拉信号提供到上拉节点。输出电路在上拉节点的电压的控制下，将输出信号输出至移位信号输出端和像素信号输出端。第一控制电路响应于显示输入信号将移位信号输出端耦接到像素信号输出端。
Patent WO-2021092720-A1 (WO)
Inventor: YANG FU
IPC: H02M7/483
Filed: 2019-11-11
Abstract: A multi-level power convertor and a method for a multi-level power convertor. The multi-level power convertor (100) comprises a DC port; an AC port; a first power converting unit (1) coupled to the DC port and comprising a first AC terminal (11) adapted to provide a first plurality of voltage levels; a second power converting unit (2) coupled to the DC port and comprising a second AC terminal (21) adapted to provide a second plurality of voltage levels of the same number as the first plurality of voltage levels, wherein the second plurality of voltage levels are phase-shifted by 90 degree with respect to the first plurality of voltage levels; a coupling inductor (3) comprising first and second windings (31, 32) with the same number of turns, wherein the first winding (31) comprises a first end (311) coupled to the first AC terminal (11) and a second end (312), the second winding (32) comprises a third end (321) coupled to the second AC terminal (21) and a fourth end (322), and the second end (312) of the first winding (31) and the third end (321) of the second winding (32) are namesake ends of the first and second windings (31, 32); and an inductive filtering unit (4) arranged between the AC port and the second and fourth ends (312, 322) of the first and second windings (31, 32).
Patent WO-2021092958-A1 (WO)
Title: Method and apparatus for wus detection
Inventor: SHI JIE
IPC: H04W52/02
Filed: 2019-11-15
Abstract: A method and apparatus (900) for wake up signal (WUS) detection. The method may include: receiving WUS configuration information including user equipment (UE) grouping information and WUS alternating information (402); determining an initial WUS sequence based on the UE grouping information (404); and monitoring a WUS sequence based on the initial WUS sequence and the WUS alternating information (406).
Patent WO-2021092959-A1 (WO)
Inventor: TIAN WENQIANG
IPC: H04W72/02
Filed: 2019-11-15
Abstract: 本申请部分实施例提供了一种RSSI上报方法及装置、用户设备及存储介质。RSSI上报方法包括：对第一带宽的子带进行RSSI测量；所述第一带宽包括至少两个子带；根据对所述第一带宽的子带的RSSI测量结果，确定上报信息；上报所述上报信息。采用本申请的实施例，可以克服现有技术中由于在不同第一带宽上得到的RSSI数据存在不可比性，而可能影响基站对UE的正常调度的问题。
Patent WO-2020114276-A1 (WO)
Inventor: SHI XIAOJUAN
IPC: H04W16/02
Filed: 2019-11-26
Abstract: An information processing method provided in the present invention comprises: distributing at least one of the followings for a non-terrestrial network (NTN) cell: an NTN cell-specific frequency band, an NTN cell-specific frequency, and an NTN cell-specific physical cell identifier (PCI); and notifying at least one of the following information to a terminal UE: a frequency band number of the frequency band, the frequency, and the PCI.
Patent WO-2020199620-A1 (WO)
Inventor: ZONG ZAIFENG
IPC: H04W8/14
Filed: 2019-11-27
Abstract: Provided are a session processing method and apparatus. The method comprises: a first session management network element receiving a session establishment request message from a mobility management network element, wherein the session establishment request message comprises an identifier of a session of a terminal device and an identifier of a second session management network element, and the session is a session to be activated or to be switched; the first session management network element acquiring, from the second session management network element, the context of the session; and the first session management network element determining, according to the context of the session, to reject the session. On the basis of the scheme, by means of the interaction between a plurality of session management network elements, the processing of a session to be activated or to be switched is realized.
Patent WO-2020134923-A1 (WO)
Inventor: WANG YANG
IPC: H04W4/70
Filed: 2019-12-04
Abstract: 本发明提供一种物联网中鲁棒的数据传输方法，属于无线通信技术领域。本发明包括以下步骤：基站发送第一时频资源集合的分配信息和第一发送方式描述信息给第一终端；所述基站分配第二时频资源集合给第二终端，所述第一时频资源集合包括与第二时频资源集合重叠的重叠资源集合和非空的第三时频资源集合；基站根据所述第三时频资源集合中的资源在时间上的连续性确定第一数据包的第二发送方式；基站发送所述重叠资源集合的描述信息给所述第一终端；第一终端根据所述描述信息确定所述第一数据包的第二发送方式，根据所述第一和/或所述第二发送方式来接收所述第一数据包。本发明克服了机器通信中数据传输可靠性比较差的问题，提高了网络的使用效率。
Patent WO-2021042608-A1 (WO)
Title: Clearing device for internal residues of washing machine
Inventor: Tan Caitian
IPC: B08B13/00
Filed: 2019-12-05
Abstract: Provided is a clearing device for internal residues of a washing machine, comprising a workbench (1), a cleaning box (6), a ultrasonic device (10) and a placement basket (21); wherein the workbench (1) comprises a bottom part and a side part, the cleaning box (6) is installed inside the workbench (1), a heating rod (9) is installed inside the cleaning box (6); the ultrasonic device (10) is installed on the outer wall of the cleaning box (6); one end of a connecting frame (12) is connected with the upper surface of the side part, the connecting frames (12) of the opposite sides of the side part are connected through a connecting plate (13), a placing base (14) is connected with the lower surface of the connecting plate (13), a hydraulic cylinder (15) is fixedly connected with the placing base (14), the output end of the hydraulic cylinder (15) is fixedly connected with a hydraulic rod (16), a motor box (17) is connected with the hydraulic rod (16), a motor (18) is connected with the interior of the motor box (17), the output end of the motor (18) is connected with a fixing base (19), the bottom end of the fixing base (19) is connected with a damping spring (20), the bottom end of the damping spring (20) is connected with the placement basket (21), and mesh holes are formed in the side wall of the placement basket (21). The clearing device can clean well the drum of the washing machine.