baber/WOPTO huggingface dataset:
Patent WO-2020020073-A1 (WO)
Inventor: JIAO JISONG
IPC: F16H55/08
Filed: 2019-07-19
Abstract: L'invention concerne une paire d'engrenages coniques droits à développante sphérique et un procédé de modification de profil de dent correspondant ; la paire d'engrenages coniques droits à développante sphérique comprend un engrenage d'entraînement d'engrènement (1) et un engrenage entraîné (2) ; le profil de dent de l'engrenage est divisé en deux segments ; le segment AB est la développante sphérique théorique et le segment BD' est une courbe modifiée sphérique, B étant le point de départ de la modification. Le procédé de modification du profil de dent de l'engrenage comprend les étapes suivantes : modélisation par logiciel → fabrication d'un moule de modification → production de masse.
Patent WO-2021016739-A1 (WO)
Title: Universal rotatable toothbrush
Inventor: HUANG SHOU JEN
IPC: A46B9/10
Filed: 2019-07-26
Abstract: Disclosed is a universal rotatable toothbrush, comprising a toothbrush head (10), a connection base (20), a bristle base (30) and a toothbrush handle (40). The toothbrush head (10) is connected to the toothbrush handle (40), and a rotatable boss (12) projects from the toothbrush head (10); the connection base (20) is made of a soft material and arranged on the toothbrush head (10), a rotation hole (23) is provided in the connection base (20), and the rotatable boss (12) projects out of the rotation hole (23); and the bristle base (30) is arranged on the connection base (20), the rotatable boss (12) selectively abuts against the bristle base (30), and a plurality of bristles (31) are arranged on the bristle base (30). By means of the connection base (20) made of the soft material and the rotatable boss (12) arranged on the toothbrush head (10), when a user uses the toothbrush, the effect of pressing the connection base (20) and deforming same can be achieved by abutting against the bristles (31), such that the bristles (31) can deflect relative to the toothbrush head (10) within a larger range, thereby increasing the effective cleaning area of the bristles (31).
Patent WO-2020048474-A1 (WO)
Inventor: ZHANG XIN
IPC: G02B17/08
Filed: 2019-09-04
Abstract: 显微物镜光学系统及光学设备，采用折反射式结构，具体为折反射中继镜组与复杂透射式准直镜组相结合的方式，有效校正高级球差，控制了与视场有关的像散、场曲及初高级彗差，在波段320nm～800nm范围内，实现视场大于2mm，数值孔径为1.0，成像质量达到衍射限。
Patent WO-2020215587-A1 (WO)
Inventor: LI MINGJUAN
IPC: G02F1/335
Filed: 2019-09-10
Abstract: A display panel (100), comprising: a first substrate (101), a liquid crystal layer (102), a color filter (104), a polarizer (111), and a glass cover (108). The polarizer (111) comprises a polarizing layer (109), at least one connecting layer (106), and a conductive layer (105); the connecting layer (106) is disposed between the polarizing layer (109) and the conductive layer (105); the first substrate (101) is provided with a pin area (110); the pin area (110) is provided with a conductive block (1102), and the other end of the conductive block (1102) is connected to the conductive layer (105). The display panel can avoid the problem of corrosion of the polarizer caused by the reaction between a conductive adhesive and the surface of the polarizing layer (109) (a PVA membrane).
Patent WO-2020057646-A1 (WO)
Title: 新型白介素2及其用途
Inventor: KANG LISHAN
IPC: A61K38/20
Filed: 2019-09-20
Abstract: 本发明提供了白介素2(IL-2)突变蛋白及其用途。与野生型IL-2相比，所述IL-2突变蛋白具有降低的IL-2Rα受体结合能力和/或提高的IL-2Rβ受体结合能力。本发明还提供包含该IL-2突变蛋白的融合蛋白、免疫缀合物，以及编码该IL-2突变蛋白的核酸、包含该核酸的载体和宿主细胞。进一步提供了制备该IL-2突变蛋白的方法、包含该IL-2突变蛋白的药物组合物和该突变蛋白的治疗用途。
Patent WO-2020078198-A1 (WO)
Inventor: XU SHENG
IPC: A47B61/00
Filed: 2019-09-27
Abstract: 一种衣物管理设备，包括显示控制屏（1）和多个存储空间（2），显示控制屏（1）包括衣物选择显示控制区（11）和衣物存储显示控制区（12），衣物选择显示控制区（11）上设置有衣物类别标识键（3），衣物存储显示控制区（12）上设置有衣物存储显示键（4），衣物存储显示键（4）与至少一个存储空间（2）相对应，衣物类别标识键（3）设置为能够通过滑动和/或点击的方式添加到衣物存储显示键（4）上。能够提高用户查找衣物的效率，便于用户快速地穿戴衣物，满足用户高效率的衣物查找和穿戴需求，提升用户体验。
Patent WO-2021068231-A1 (WO)
Title: Method of programming memory device and related memory device
Inventor: CUI YING
IPC: G11C16/24
Filed: 2019-10-12
Abstract: When programming a memory device which includes a plurality of memory cells coupled to a plurality of word lines and a plurality of bit lines, coarse programming is perform on two adjacent first and second word lines among the plurality of word lines. Next, an unselected bit line among the plurality of bit lines is pre-charged during a first period after performing the coarse programming on the first word line and the second word line. Also, the channel between the unselected bit line and the second word line is turned on at the start of the first period and turned off prior to the end of the first period. Then, fine programming is performed on the first word line during a second period subsequent to the first period.
Patent WO-2021072671-A1 (WO)
Inventor: WANG BENLIAN
IPC: H01L51/52
Filed: 2019-10-16
Abstract: 一种显示基板及其制备方法、显示装置。该显示基板包括衬底基板(1110)、像素驱动层(1210)、发光器件(1220)、封装层(1170)、第一绝缘层(1140)及覆盖层(1160)。衬底基板(1110)包括显示区及外围区(1120)，外围区(1120)包括第一外围区(1121)和第二外围区(1122)，第一外围区(1121)在显示区(1130)和第二外围区(1122)之间。第一绝缘层(1140)位于第二外围区(1122)，第一绝缘层(1140)在衬底基板(1110)的至少部分边缘的位置具有第一切口(1150)，第一切口(1150)沿衬底基板的边缘延伸，且第一切口(1150)的远离显示区(1130)的一侧边与衬底基板(1110)的边缘(1111)重叠。覆盖层(1160)位于第二外围(1122)区域，覆盖层(1160)至少部分填充在第一切口(1150)中，且覆盖层(1160)在衬底基板(1110)上的正投影与第一切口(1150)在衬底基板(1110)上的正投影至少部分重叠。
Patent WO-2020244119-A1 (WO)
Inventor: KANG JUN
IPC: H04W4/80
Filed: 2019-10-17
Abstract: Disclosed is a specimen identification apparatus using a digital slice scanner (1), the apparatus involving the digital slice scanner (1) and being used for solving the problem of being unable to read a barcode due to same being occluded when scanning specimens (2) are accommodated inside the digital slice scanner (1) or the scanning specimens (2) are placed in a stacked manner, since a barcode scanner and a barcode label must be in optical contact so as to realize normal reading. The specimen identification apparatus using a digital slice scanner (1) comprises a digital slice scanner (1) and scanning specimens (2), wherein the digital slice scanner (1) is internally provided with a near field communication (NFC) read/write module (32), and NFC labels (23) are placed on the scanning specimens (2). By using NFC technology, a large amount of NFC label (23) data in the scanning specimens (2) can be read within an extremely short period of time, and feedback and instruction are provided, thereby greatly improving the operating efficiency. In addition, further disclosed is a specimen identification method using a digital slice scanner (1).
Patent WO-2020192117-A1 (WO)
Inventor: LIU QINGZHAO
IPC: G09F9/33
Filed: 2019-10-31
Abstract: La présente invention concerne un substrat de réseau qui peut comprendre un substrat de base (1); une pluralité de dispositifs électroluminescents (2) sur le substrat de base (1); un dispositif photosensible (3) entre les dispositifs électroluminescents (2) et le substrat de base (1); et une couche de réfraction (4) entre le dispositif photosensible (3) et les dispositifs électroluminescents (2). La couche de réfraction (4) peut être à une certaine distance du dispositif photosensible (3), et la couche de réfraction (4) peut recouvrir au moins une région d'espace entre les dispositifs électroluminescents (2) adjacents. Un indice de réfraction de la couche de réfraction (4) peut être supérieur à un indice de réfraction d'une couche de film dans la région d'écart entre la couche de réfraction (4) et le dispositif photosensible (3), et une projection orthographique du dispositif photosensible (3) sur le substrat de base (1) peut chevaucher au moins partiellement une projection orthographique des dispositifs électroluminescents (2) sur le substrat de base (1).
Patent WO-2020094049-A1 (WO)
Inventor: ZHANG LI
IPC: H04N19/176
Filed: 2019-11-06
Abstract: A method for processing a video includes performing a determination, by a processor, that a first video block is partitioned to include a first prediction portion that is non-rectangular and non-square; adding a first motion vector (MV) prediction candidate associated with the first prediction portion to a motion candidate list associated with the first video block, wherein the first MV prediction candidate is derived from a sub-block MV prediction candidate; and performing further processing of the first video block using the motion candidate list.
Patent WO-2020215661-A1 (WO)
Title: Automated vertical conveying system
Inventor: YANG XINGGUO
IPC: B65G47/69
Filed: 2019-11-07
Abstract: An automated vertical conveying system comprising two columns (2). A vertical hydraulic cylinder (5) is fixed to each of two opposite sides of the columns (2). A pressure bearing seat (6) is fixedly welded to a top end of each of the two vertical hydraulic cylinders (5). A sprocket (7) is movably connected, by means of a support, to each of a front side and a rear side of the top of each of the two pressure bearing seats (6). An outer wall of each of the sprockets (7) is equipped with a chain (8). A fixing wire rope (9) is fixedly connected to each of the ends on respective sides of the two chains (8) facing away from each other, and the other end of the fixing wire rope (9) is fixed to the column (2). A lifting wire rope (10) is fixedly connected to each of the other ends of the two chains (8). The vertical hydraulic cylinder (5), the pressure bearing seat (6), the sprocket (7), the chain (8), the fixing wire rope (9), and the lifting wire rope (10) form a cylinder lifting mechanism (18). A cylinder lifting mechanism (18) is additionally provided, such that goods can be quickly lifted and lowered, and conveying efficiency is high.
Patent WO-2020098723-A1 (WO)
Inventor: JIANG LEI
IPC: A61P35/00
Filed: 2019-11-13
Abstract: Provided are a preparation and applications of a six-membered and six-membered heterocyclic compound, specifically, provided in the present invention is a compound as represented by formula I as follows, where the definitions of the groups are as described in the description. The compound has TRK kinase inhibiting activity and can serve as a pharmaceutical composition for treating TRK dysfunction-related diseases. (I)
Patent WO-2020199607-A1 (WO)
Title: Traveling device
Inventor: XI WEINING
IPC: B62K21/00
Filed: 2019-11-20
Abstract: A steering mechanism and a scooter having same. The steering mechanism comprises a mounting base (10), a swinging member (20), a first steering wheel assembly (30), a second steering wheel assembly (40), and an operation part (50), wherein the middle of the swinging member (20) is rotatably connected to the mounting base (10); the first steering wheel assembly (30) is pivotally connected to a first end of the swinging member (20); the second steering wheel assembly (40) is pivotally connected to a second end of the swinging member (20); the operation part (50) is rotatably connected to the mounting base (10); and the operation part (50) is respectively connected to the first steering wheel assembly (30) and the second steering wheel assembly (40) by means of an omnidirectional joint assembly (60).
Patent WO-2021097822-A1 (WO)
Inventor: XIA ZEYU
IPC: G10L15/22
Filed: 2019-11-22
Abstract: A robot capable of speech interaction, comprising a robot body, and further comprising a voice recognition module, a filtering matching module, a customized voice recognition module, a correlation module, an action set module, and an execution module which are sequentially connected, wherein the voice recognition module is used for receiving a voice command of a user; the filtering matching module is used for filtering the voice command and matching a voice command in the customized voice recognition module; the customized voice recognition module is used for storing the voice command customized by the user; the correlation module is used for manually correlating the voice command customized by the user and a corresponding action instruction; the action set module is used for storing an action instruction set which can be directly recognized by the robot; and the execution module enables the robot body to execute a corresponding action. The user can customize the voice for starting a corresponding action according to the favorites and habits, so that the robot is high in flexibility and satisfies the demands of different users for personalized customization.
Patent WO-2021097898-A1 (WO)
Inventor: LIU CUIPING
IPC: H03K17/08
Filed: 2019-11-29
Abstract: A high-current switch circuit having a reverse connection prevention function, comprising a reverse connection prevention unit (10), a switch unit (20), and a control unit (30). Signal output ends of the reverse connection prevention unit (10) and the control unit (30) are connected to a signal input end of the switch unit (20). The reverse connection prevention unit (10) comprises an N-channel MOS transistor Q1, a resistor R1 and a resistor R2. One end of the resistor R1 is connected to a positive pole of a power supply, and the other end is connected to one end of the resistor R2. The other end of the resistor R2 is connected to an S pole of the N-channel MOS transistor Q1. A G pole of the N-channel MOS transistor Q1 is connected to a common connection point of the resistors R1 and R2, and a D pole of the N-channel MOS transistor Q1 is connected to a negative pole of the power supply. Due to the coordination of the N-channel MOS transistor Q1, the resistor R1 and the resistor R2, when the power supply is reversely connected, the G pole of the N-channel MOS transistor Q1 is of a negative voltage, and in this case, the N-channel MOS transistor Q1 is cut off to achieve the purpose of reverse connection prevention. In addition, the working state of the switch unit (20) is controlled by the control unit (30), thereby ensuring the normal work of the circuit, and avoiding the damage to a load.
Patent WO-2021108967-A1 (WO)
Title: Spot size converter and preparation method therefor, silicon optical device and optical communication device
Inventor: ZHANG YANWU
IPC: G02B6/14
Filed: 2019-12-02
Abstract: The present application provides a spot size converter and a preparation method therefor, a silicon optical device and an optical communication device, which relate to the field of optical fiber communication technology and are used to reduce the difficulty of an encapsulation process of the spot size converter while improving the coupling efficiency between a silicon photonic chip and a standard single-mode optical fiber. The spot size converter comprises a lower cladding layer, a first waveguide core provided on the lower cladding layer, a gap layer covering the first waveguide core, a second waveguide core provided on the gap layer, and an upper cladding layer provided on the second waveguide core; the refractive index of the first waveguide core is greater than the refractive index of the second waveguide core, and the refractive index of the second waveguide core is greater than the refractive index of the gap layer, the refractive index of the lower cladding layer and the refractive index of the upper cladding layer; the first waveguide core is used to receive an optical signal and couple the optical signal to the second waveguide core; the second waveguide core is used to output the optical signal coupled into the second waveguide core from the first waveguide core; and the gap layer is a corrosion-resistant transparent layer used to prevent an etchant from etching the first waveguide core.
Patent WO-2020125493-A1 (WO)
Title: Wearable augmented-reality remote video system and video call method
Inventor: WANG PENG
IPC: H04N7/14
Filed: 2019-12-10
Abstract: The present application is applicable to the technical field of wearable devices, and provides a wearable augmented-reality remote video system and a video call method. The system comprises an augmented-reality smart glasses system, a facial expression recognition system and a facial expression construction system, wherein the augmented-reality smart glasses system is used for capturing the current environment information of a user, and constructing, according to the current environment information, a three-dimensional geographic image of the current environment information of the user; the facial expression recognition system is used for recognizing the current facial expression and current emotion of the user; and the facial expression construction system is used for capturing and constructing a three-dimensional virtual facial expression of the user. A holographic video call is realized by means of recognizing the current facial expression and current emotion of the user, and updating the three-dimensional virtual facial expression according to the current facial expression and current emotion of the user, and by means of constructing the three-dimensional geographic image of an environment where the user is located as the background of a video call, and projecting an image of the updated three-dimensional virtual facial expression and the three-dimensional geographic image into a display of an opposite call end.
Patent WO-2020119716-A1 (WO)
Inventor: Liao Yunnong
IPC: H04W8/02
Filed: 2019-12-11
Abstract: 本申请实施例公开了一种消息处理方法、系统和相关设备，该方法主要应用于通信网络中的统一数据管理UDM设备，该方法主要包括；接收通信网络中的设备发送的请求消息，该请求消息中携带用户的标识；然后UDM根据所述用户标识确定所述用户的数据存储在归属用户服务器HSS，则向所述HSS发送所述请求消息。在申请提供的技术方案避免了现有技术中需要对HSS中的数据进行迁移带来的效率降低，也避免了数据迁移对UDM进行消息处理带来的影响。
Patent WO-2021114155-A1 (WO)
Title: 一种处理器及降低功耗的方法
Inventor: HU DI
IPC: G06F1/32
Filed: 2019-12-11
Abstract: 一种处理器及降低功耗的方法，用以在解决处理器芯片在高功耗场景下性能恶化的问题。处理器中包括处理器核，处理器核用于判断处理器核是否处于高功耗场景；以及，在处理器核处于高功耗场景时，执行第一响应策略。其中，第一响应策略用于在当前频率周期内降低处理器核的功耗，高功耗场景用于指示处理器核执行高功耗指令，频率周期用于指示处理器核基于一个频率进行工作的周期。
Patent WO-2021027210-A1 (WO)
Title: 含有星型sep共聚物润滑油粘度指数改性剂及其制备方法
Inventor: MA DAOLIN
IPC: C08F287/00
Filed: 2019-12-16
Abstract: 一种含有星型SEP共聚物润滑油粘度指数改性剂及其制备方法，所述改性剂是由三元共聚物(I)、催化剂(II)、改性单体(III)、辅助单体(IV)经过熔融聚合方法制备的星型固体，或经溶液聚合方法制备而成的星型聚合物组合物溶液。该粘度指数改性剂在不降低OCP类VII的油品清净性的前提下，能够改善剪切稳定性或低温性能。
Patent WO-2021120266-A1 (WO)
Inventor: HU KAIYAN
IPC: A43C11/00
Filed: 2019-12-26
Abstract: A rope take-up device and an article with a rope belt. The rope take-up device comprises a rotating member (1) and a rope winding member (2) configured to wind the rope belt, at least one movable member (3) is arranged on the rotating member (1), the movable member (3) is configured to be combined with the rope winding member (2) when the rotating member (1) rotates towards the rope winding direction, and when the movable member (3) is combined with the rope winding member (2), the rotating member (1), the movable member (3) and the rope winding member (2) are synchronously and rotationally connected. The rope take-up device is simple in structure and convenient to operate, and when a user needs to tighten the rope belt, the user can complete the operation by rotating the rotating member in the rope winding direction with one hand.
Patent WO-2020147546-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: G09G3/3208
Filed: 2019-12-26
Abstract: 一种移位寄存器单元(10)、栅极驱动电路(20)、显示装置(1)及驱动方法。移位寄存器单元(10)包括第一子电路(100)、第二子电路(200)和防漏电电路(400)。第一子电路(100)包括第一输入电路(110)和第一输出电路(120)，第一输入电路(110)被配置为响应于第一输入信号(STU1)对第一节点(Q1)的电平进行控制；第二子电路(200)包括第二输入电路(210)和第二输出电路(220)；防漏电电路(400)和第一节点(Q1)连接，且被配置为在第一节点(Q1)的电平的控制下对防漏电节点(OF)的电平进行控制，以使得连接于第一节点(Q1)和防漏电节点(OF)之间的电路截止，且使得连接于第二节点(Q2)和防漏电节点(OF)之间的电路截止。移位寄存器单元(10)可以避免第一节点(Q1)和第二节点(Q2)发生漏电，同时还可以简化电路结构，从而减小采用移位寄存器单元(10)的显示装置(1)的边框尺寸。
Patent WO-2020155990-A1 (WO)
Inventor: SHAN JIANFENG
IPC: G09G3/36
Filed: 2019-12-27
Abstract: 一种显示面板的驱动方法及显示设备，该方法包括：获取第一预设扫描信号与第二预设扫描信号，第一预设扫描驱动信号的导通时长小于第二预设扫描驱动信号的导通时长（S10）；以扫描完相邻的两行子像素为驱动周期，将驱动周期中的第一行像素单元中的偶数列子像素和相邻一行像素单元中的奇数列子像素采用第一预设扫描驱动信号进行驱动（S20）；对驱动周期中的第一行像素单元中的奇数列子像素和相邻一行像素单元中的偶数列子像素采用第二预设扫描驱动信号进行驱动（S30）。
Patent WO-2021027256-A1 (WO)
Inventor: CHANG XIAOFU
IPC: G06N3/04
Filed: 2020-01-14
Abstract: Provided are a method and apparatus for processing interactive sequence data. The method comprises: firstly, acquiring a dynamic interaction diagram constructed according to a dynamic interaction sequence, wherein the dynamic interaction sequence comprises a plurality of interaction events arranged according to a time sequence, the dynamic interaction diagram comprises nodes representing all interaction objects in all the interaction events, a certain node is able to point to two leaf nodes through a connecting edge, and the leaf nodes represent two objects contained in a previous event in which the certain node participates; next, in the dynamic interaction diagram, determining a current sequence corresponding to the current node to be analyzed, wherein the current sequence comprises nodes within a predetermined range that can be reached from the current node along the connecting edge, and position codes of the nodes; and then, inputting the current sequence into a Transformer-based neural network model for processing, so as to obtain a feature vector of the current node.
Patent WO-2021159327-A1 (WO)
Inventor: XU FANGLI
IPC: H04W24/02
Filed: 2020-02-12
Abstract: Procédé, équipement utilisateur (UE) et circuit intégré pour recevoir des données transmises sur un réseau sans fil. Le procédé comprend l'exécution d'une application qui reçoit des données du réseau, la transmission d'informations d'aide à un UE au réseau, les informations d'aide à un UE correspondant à un motif de trafic pour les données qui sont reçues en provenance du réseau pour l'application, l'entrée dans un état inactif de commande de ressources radio (RRC) et la réception des données du réseau tout en étant dans l'état inactif RRC.
Patent WO-2020177728-A1 (WO)
Inventor: SU CHENG
IPC: A61K31/01
Filed: 2020-03-05
Abstract: 本申请提供了一种式(I)所示的磷脂酰胆碱产物及包含其的脂肪酸组合物，式(I)中，R 1 和R 2 各自独立地选自具有12个碳原子以上的饱和或不饱和脂肪酸的残基；且R 1 和R 2 中包括EPA残基和DHA残基。本申请提供的式(I)所示的磷脂酰胆碱产物和脂肪酸组合物能一定程度上改善IBD模型动物结肠组织的损伤，具有一定的抗IBD活性，优于一线药物柳氮磺吡啶。
Patent WO-2020182084-A1 (WO)
Inventor: FANG YIMIN
IPC: A47K3/02
Filed: 2020-03-07
Abstract: 一种浴缸，包括缸体(100)和设置在缸体(100)内底面(10)的盖体(30)，盖体(30)与缸体(100)内底面(10)之间具有通水间隙(40)，还包括：排水组件(50)，排水组件(50)之排水口被盖体(30)所遮盖，缸体(100)内的水通过通水间隙(40)流到排水口进行排水；和/或进水组件(60)，进水组件(60)之进水口被盖体(30)所遮盖，从进水口流入的水通过通水间隙(40)进入到缸体(100)内。
Patent WO-2021184142-A1 (WO)
Inventor: ZHOU XIANG
IPC: F16H61/04
Filed: 2020-03-16
Abstract: Selon l'invention, un système de commande de changement de vitesse de transmission utilise une force de couple efficace en tant que paramètre de commande maître. Lorsque le système de commande de changement de vitesse de transmission est utilisé en coopération avec une transmission à variation continue, le changement de vitesse en temps réel peut être réalisé, et le système de transmission est maintenu dans un état de fonctionnement optimal en temps réel pendant une longue période, de façon à améliorer le rendement de transmission du système de transmission. La charge de puissance d'une structure d'entrée de puissance peut être ajustée et améliorée, la stabilité de la charge de la structure d'entrée de puissance est assurée, le rendement de fonctionnement de la structure d'entrée de puissance est amélioré, et la durée de vie de celle-ci est prolongée. En même temps, par comparaison avec le système de transmission existant, la composition et une logique de commande du système de commande sont plus simples et plus efficaces, et plus faciles à faire correspondre et à guider.
Patent WO-2020192517-A1 (WO)
Inventor: LIU XIN
IPC: H04M1/02
Filed: 2020-03-18
Abstract: The present disclosure provides a camera assembly and a mobile terminal, wherein the camera assembly includes a base, a telescopic part, and a movable assembly. Wherein, a camera is provided on the base, and an extension part is provided at one end of the base; one end of the telescopic part is connected to the side of the base where the extension part is provided, the other end of the telescopic part away from the base is fixed in the housing of the mobile terminal, when the telescopic part is in the extended state, the base is exposed outside the housing, when the telescopic part is in the compressed state, the base is accommodated in the housing; the movable assembly is provided in the housing, when the telescopic part is in the compressed state, the movable assembly abuts the extension part, and when the telescopic part is in the extended state, the movable assembly is separated from the extension part.