baber/WOPTO huggingface dataset:
Patent WO-2020147213-A1 (WO)
Title: 支撑结构、背光单元和显示面板
Inventor: QU YAQI
IPC: G02F1/13357
Filed: 2019-04-18
Abstract: 一种支撑结构（210）、背光单元和显示面板，支撑结构（210）设置在显示面板的背光单元中，背光单元包括背板、设置在背板上的背光光源（220）和支撑结构（210）、以及位于支撑结构（210）上方的扩散板（230）；支撑结构（210）的底部固定在背板上，且支撑结构（210）的高度大于背光光源（220）的高度；其中，支撑结构（210）与扩散板（230）接触的部分表面具有漫反射结构。
Patent WO-2020199312-A1 (WO)
Inventor: ZHAO ZHENDONG
IPC: G01M3/02
Filed: 2019-05-15
Abstract: 一种电动汽车电池箱用防水性能试验装置：包括箱体（1）、水平放置于箱体（1）底部的层板（3）、压力浸水测试组件、垂直滴雨测试组件及摆管淋雨测试组件，箱体的内表面设有若干滑轨（2），滑轨（2）的侧部设有齿条（21），层板（3）是网孔板，层板（3）下部设有水泵（4），箱体（1）的上沿还设有箱体上沿（11）。该装置能够满足不同防水等级的测试要求，并且仅仅通过一个箱体（1）能够与不同的测试组件进行配合、组装即可完成，实现一箱多用，集成度较高。该压力浸水测试组件能够对待测试电池箱进行可靠固定，避免测试过程中浮动现象的发生，上盖（5）与箱体（1）密封快速高效，密封性能较佳，通过重力产生的水压更为恒定，成本也较为低廉。
Patent WO-2019238090-A1 (WO)
Title: Strong base-initiated n-carboxyanhydride rapid ring-opening polymerisation method
Inventor: LIU RUNHUI
IPC: C08G69/10
Filed: 2019-06-13
Abstract: The present invention relates to a strong base-initiated N-carboxyanhydride rapid ring-opening polymerisation method. Specifically, the method comprises steps of: performing a polymerisation reaction with one or more amino acid N-carboxyanhydride monomers in an organic solvent in the presence of an initiator, so as to form an amino acid polymer, wherein the initiator is selected from the following group: LiHMDS, NaHMDS, KHMDS, or a combination thereof. The method significantly increases the speed of traditional NCA polymerisation and prepares a long-chain polymer, and the prepared amino acid polymer may be used as an anti-bacterial material, an anti-tumour material, a tissue engineering scaffold or a self-assembling material.
Patent WO-2020258166-A1 (WO)
Title: 一种化工原料检测用进料定位器
Inventor: LI JUN
IPC: G01N35/10
Filed: 2019-06-27
Abstract: 一种化工原料检测用进料定位器，所述化工原料检测用进料定位器包括底座（1）；中空层（7）、定位机构（3），所述定位机构（3）设于所述底座（1）顶端的内侧，所述定位机构（3）与所述底座（1）顶端的内侧转动连接，所述定位机构（3）包括针槽（31）和球体（32），所述球体（32）与所述底座（1）的内侧卡合连接，且所述球体（32）与所述底座（1）的内侧转动连接，所述球体（32）内部设有所述针槽（31），所述第一螺栓（22）的一端与所述第一卡块（21）转动连接，且所述第一螺栓（22）与所述底座（1）的一侧螺纹连接，所述第二卡块（92）与所述套管（8）的内壁贴合，所述第二螺栓（91）与所述套管（8）的侧壁螺纹连接，且所述第二螺栓（91）的一端与所述第二卡块（92）转动连接，该化工原料检测用进料定位器具有操作方便、能准确对加料角度进行调节和固定的优点。
Patent WO-2020029705-A1 (WO)
Title: Air guide structure with active air-inlet grille, air guide device and automobile
Inventor: ZHANG HUI
IPC: B60K11/04
Filed: 2019-06-28
Abstract: Disclosed are an air guide structure (100) with an active air-inlet grille, an air guide device (200) with the air guide structure (100), and an automobile with the air guide device (200). The air guide structure (100) with the active air-inlet grille comprises a cooling module (10), an air guide cover (20) and the active air-inlet grille (30). A flow guide channel (23) is formed inside the air guide cover (20), and the air guide cover (20) is provided with an inlet end (21) and an outlet end (22), wherein the outlet end (22) is connected to the cooling module (10), and the inlet end (21) is connected to the active air-inlet grille (30). The cooling module (10) is communicated with the active air-inlet grille (30) through the flow guide channel (23). After passing through the active air-inlet grille (30), air enters the flow guide channel (23), and enters the cooling module (10) along the flow guide channel (23); and the air guide cover (20) restricts the air which has passed through the active air-inlet grille (30) from overflowing around.
Patent WO-2020063066-A1 (WO)
Inventor: GONG JINHUA
IPC: H04B5/02
Filed: 2019-07-19
Abstract: Disclosed in the present application are a data transmission method, an apparatus, an electronic device, and a storage medium, relating to the field of electronic devices. The method is applied in a first electronic device. The first electronic device establishes Bluetooth connections to a plurality of Bluetooth headphones, and establishes a network connection to a second electronic device. The method comprises: the first electronic device receives audio data sent by the second electronic device; the first electronic device sends the audio data separately to the plurality of Bluetooth headphones by means of the Bluetooth connections; and the first electronic device receives audio data corresponding to speech information collected by the plurality of Bluetooth headphones, mixes simultaneously received audio data, and then sends same to the second electronic device, enriching Bluetooth data transmission.
Patent WO-2021016808-A1 (WO)
Title: Binding backplane and manufacturing method therefor, backlight module, and display device
Inventor: BAN SHENGGUANG
IPC: G02F1/13357
Filed: 2019-07-29
Abstract: A binding backplane (100) and a manufacturing method therefor, a backlight module, and a display device. The binding backplane (100) comprises: a substrate (1); a first wiring layer (2), located on one side of the substrate (1); a flat layer (3), located on the side of the first wiring layer (2) distant from the substrate (1); a second wiring layer (4), located on the side of the flat layer (3) distant from the substrate (1) and connected to the first wiring layer (2) by means of a via hole (31), the second wiring layer (4) comprising a connecting portion (42) and a binding portion (41) which is connected to the connecting portion (42) and used for binding a light emitting diode (200); a surface protection layer (52), located on the side of the second wiring layer (4) distant from the substrate (1) and exposing the binding portion (41); and a conductive reflection structure (6), located on the side of the surface protection layer (52) adjacent to the substrate (1), the conductive reflection structure (6) comprising a ground portion (61a) insulated and isolated from the first wiring layer (2) and the second wiring layer (4), the distance between the side of the ground portion (61a) distant from the substrate (1) and the substrate (1) is not greater than the distance between the side of the binding portion (41) distant from the substrate (1) and the substrate (1).
Patent WO-2021035750-A1 (WO)
Inventor: YANG NING
IPC: G05B19/418
Filed: 2019-08-30
Abstract: 一种规则校验方法和装置、计算机设备（600）。该方法包括：获得目标历史状态数据和目标历史操作数据（101）；该目标历史状态数据包括设备对象对应的属性的历史数据；该目标历史操作数据包括设备对象对应的操作的历史数据；基于该目标历史状态数据和该目标历史操作数据确定概率，该概率为规则数据满足预设条件的概率（102）；其中，该规则数据包括：操作触发条件参数和操作集合。
Patent WO-2020052663-A1 (WO)
Inventor: WANG KUN
IPC: H02H3/087
Filed: 2019-09-12
Abstract: 本申请实施例公开了一种机械式高压直流断路器控制与保护系统及其控制方法，该系统包括：电流采集判断模块，配置为采集机械式高压直流断路器拓扑结构中的电流参数，根据所述电流参数判定是否发生短路，向所述中央处理器模块反馈判定结果和所述电流参数；电压信息采集模块，配置为采集所述机械式高压直流断路器拓扑结构中的换流电容的电压参数，将所述电压参数发送至所述中央处理器模块；中央处理器模块，配置为根据所述电流采集判断模块发送的判定结果和/或所述电压信息采集模块发送的电压参数，向所述动作控制模块发送控制指令；动作控制模块，配置为根据所述中央处理器模块发送的控制指令，执行相应动作。
Patent WO-2020098382-A1 (WO)
Inventor: YAO LEI
IPC: H04L9/32
Filed: 2019-09-19
Abstract: The present invention belongs to the technical field of block chain technology, and disclosed thereby are an an implementation method for a smart device system, a smart device control method and system. The method comprises: forming a private chain network for a plurality of smart devices connected to a local area network; each smart device respectively obtaining a smart contract having a plurality of functions which is issued by a user, and deploying the smart contract to the private chain network after being authenticated by users; when a smart device receives an initialization request of a user, the smart device obtaining user sensitive data in the device initialization request and generating corresponding first initial information for the user sensitive data; and calling an adding function of the smart contract to write the first initial information into the private chain. According to the embodiments of the present invention, the user sensitive data acquired by the smart device is stored on the private chain by means of the smart contract, which can avoid the leakage of user sensitive data and fully guarantee the privacy and security of the user sensitive data.
Patent WO-2021012378-A1 (WO)
Inventor: Sui huan
IPC: H03H9/02
Filed: 2019-09-23
Abstract: A thin-film bulk acoustic wave resonator and a fabrication method therefor. The thin-film bulk acoustic resonator is provided with a first segmented structure and a second segmented structure in a piezoelectric stack (120). The first segmented structure and the second segmented structure complement each other to enclose a ring, so as to define an effective working region (001) and a parasitic working region (002). In the parasitic working region (002), a first electrode (103) and a second electrode (105) have opposite regions in the thickness direction. A first separation structure and a second separation structure are provided at the junction of the first segmented structure and the second segmented structure. The first separation structure separates the first electrode (103) so that in at least part of the opposite regions, the first electrode (103) of part of the parasitic working region (002) is insulated from the first electrode (103) of the effective working region (001), which effectively reduces parasitic resonance, improves acoustic wave loss, and improves the quality factor of the thin-film bulk acoustic resonator, thereby improving the performance of the device.
Patent WO-2021056416-A1 (WO)
Title: Power management method and apparatus
Inventor: SONG JUN
IPC: G06F1/32
Filed: 2019-09-27
Abstract: Methods and apparatus are provided for improving power management. A power management component receives a power capping command. The power capping command includes a power capping target for a computing system. The power management component determines whether a power consumption of the computing system satisfies the power capping target when performing the power capping in one of a first power capping mode and a second power capping mode. The power management component performs the power capping in the first power capping mode and the second power capping mode in response to determining that the power consumption of the computing system does not satisfy the power capping target when performing the power capping in one of the first power capping mode and the second power capping mode.
Patent WO-2020073846-A1 (WO)
Title: 一种物流对象信息管理方法和系统
Inventor: ZHANG ZHENHUA
IPC: G06K7/00
Filed: 2019-09-29
Abstract: 一种物流对象信息管理方法和系统。该方法包括：将物流对象关联的物流对象信息存储于电子标签中（S1001）；将所述物流对象信息上传至分布式数据库的第一节点的数据区块中（S1002）；从所述第一节点的数据区块中获取所述物流对象信息，确定针对所述物流对象的第一操作（S1003）；在通过所述电子标签检测到所述物流对象并执行对应的第一操作后，将根据所述物流对象信息生成的申报信息和/或执行所述第一操作产生的第一操作信息写入分布式数据库的第二节点的数据区块中（S1006）。上述方法对于有风险物品，能迅速定位到物品级别，提高查验和监管效率，减少了风险。
Patent WO-2020093849-A1 (WO)
Title: New type of biomimetic affinity purification material and use thereof in purifying chitosanase
Inventor: LI SHANGYONG
IPC: C12N9/24
Filed: 2019-10-17
Abstract: The disclosure relates to a new type of biomimetic affinity purification material and the use thereof in purifying chitosanase, and belongs to the field of industrial biotechnology. The affinity ligand of the biomimetic affinity material is chitobiose, the connecting arm is cyanuric chloride, and the basic medium is activated agarose 6B. The dissociation constant (Kd) and maximum binding capacity (Qmax) of biomimetic affinity material are 24.2 μg/mL and 24.1 mg/g, respectively. A biomimetic affinity purification method for chitosanase is established using the biomimetic affinity material. The method can produce high purity chitosanase with high efficiency and low cost, and has good industrial application potential.
Patent WO-2021081863-A1 (WO)
Title: Silicone pressure sensitive adhesive composition and methods for the preparation and use thereof
Inventor: JIANG JINGUI
IPC: C09J183/05
Filed: 2019-10-31
Abstract: A silicone pressure sensitive adhesive composition is curable to form a silicone pressure sensitive adhesive. The silicone pressure sensitive adhesive composition can be coated on a substrate and cured to form a protective film. The protective film can be adhered to an anti-fingerprint coating on display glass, such as cover glass for a smartphone.
Patent WO-2020094033-A1 (WO)
Inventor: CORRAL-SOTO EDUARDO R
IPC: G06T5/00
Filed: 2019-11-06
Abstract: Methods and systems for encoding 3D data for use with 2D convolutional neural networks (CNNs) are described. A set of 3D data is encoded into a set of one or more arrays. A 2D index of the arrays is calculated by projecting 3D coordinates of the 3D point onto a 2D image plane that is defined by a set of defined virtual camera parameters. The virtual camera parameters include a camera projection matrix defining the 2D image plane. Each 3D coordinate of the point is stored in the arrays at the calculated 2D index. The set of encoded arrays is provided for input to a 2D CNN, for training or inference.
Patent WO-2021068354-A1 (WO)
Inventor: SU HUANYIN
IPC: E04H17/14
Filed: 2019-11-15
Abstract: 一种无砟轨道交通用具有警告防攀爬功能的围栏，包括两支撑柱（1）、以及设置在两支撑柱（1）上的防护杆（4），支撑柱（1）上对称设置有多个承载座（2），防护杆（4）通过承载座（2）与两支撑柱（1）连接；防护杆（4）上设置有多个竖杆（6）；承载座（2）上开设有卡槽（3），防护杆（4）滑动连接在卡槽（3）的内腔中，且防护杆（4）两端均开设有限位槽（13），转动锁紧件限定板（12）可以对防护板位置限定，从而实现对防护栏的安装固定，提高了施工人员安装护栏的效率；第一防爬杆（15）和第二防爬杆（16）形成Y字型设置方式，不仅可以避免施工人员在施工的时候背划伤，还可以防止人员翻爬围栏；通过在围栏上设置警示牌（8），实现对人们的警示作用，并且通过LED灯（17）保证人们晚上也能看到相应的警示牌（8）。
Patent WO-2021036080-A1 (WO)
Inventor: HE MAOSHUI
IPC: H05K3/28
Filed: 2019-12-05
Abstract: 一种PCB板包边机，属于加工设备领域，其包括机架（1），所述机架（1）上依次设置有用于对PCB板进行加工的若干操作机构以及经过所述若干操作机构的移载机构，所述移载机构对应所述若干操作机构设置有用于操作机构进行操作的操作平台以及水平设置于所述机架（1）上的移载导轨（11），所述若干操作平台的上表面位于同一水平面上，且所述相邻两操作平台的间隔一致，所述移载导轨（11）上对应所述操作平台可移动地设置有若干抓取装置，所述抓取装置在所述移载导轨（11）上同步移动。该PCB板包边机加工效率高。
Patent WO-2021077582-A1 (WO)
Title: 阵列基板及显示面板
Inventor: ZHAO JINRONG
IPC: H01L51/50
Filed: 2019-12-17
Abstract: 一种阵列基板（100）及显示面板（500），其中阵列基板（100）包括依次设置的柔性基板（10）、缓冲层（30）、半导体层（35）、第一栅绝缘层（40）、第一栅极（45）、中间介电层（60）、有机填充层（70）、源极（135）和漏极（145），所述阵列基板（100）还包括亲疏水性匹配层（200），亲疏水性匹配层（200）设置于所述有机填充层（70）与所述源极（135）和所述漏极（145）之间。
Patent WO-2021120053-A1 (WO)
Title: 用于对天线振子性能一致性检测的检测工装
Inventor: HAN HONGJUAN
IPC: G01R29/10
Filed: 2019-12-18
Abstract: 本发明公开了一种用于对天线振子性能一致性检测的检测工装，包括屏蔽壳体、填充块、压块及SMA连接器，屏蔽壳体呈顶部开口的半封闭状设置，屏蔽壳体内设有用于收容填充块和天线振子的收容空间；填充块上设有用于固定天线振子的镂空腔；压块用于对天线振子的上端部进行压紧；屏蔽壳体的底板上设有多个与所述镂空腔相邻设置的避让孔，避让孔用于供SMA连接器的内芯插入后与天线振子进行耦合馈电，填充块上还设有用于固定SMA连接器的内芯的定位孔。本发明的结构克服了现有技术的缺陷，通过避让孔与镂空腔相邻设置，使得连接器的内芯与天线振子之间具有间隙，使它们之间为非接触式耦合馈电，避免了振子外观磨损，能够有效降低成本的不良风险。
Patent WO-2021134260-A1 (WO)
Title: Experiment system and experiment method for recognizing planar complex structure model plastic zone
Inventor: JU YANG
IPC: G01L1/24
Filed: 2019-12-30
Abstract: An experiment system and experiment method for recognizing a planar complex structure model plastic zone. In experiment, a planar complex structure experiment model in the present invention is placed in a loading box containing a refractive index-matching fluid, a loading experimental machine is controlled by using a control means to apply a two-way pressure to the planar model, and moreover, by combining a white light four phase-shift method and a monochromatic light six phase-shift method, isoclinic line and isochromatic line fringe images of the model are respectively obtained; the control means can obtain an overall fringe order of the planar complex structure experiment model on the basis of the obtained fringe images, and the obtained result is substituted into the formula for calculation; quantitative division of plastic zones is automatically performed on the model according to the result. The present invention can conveniently, quickly and accurately recognize ranges of plastic zones of a two-dimensional complex structure model under a two-way loading condition.
Patent WO-2020156009-A1 (WO)
Title: 视频修复方法及装置、电子设备和存储介质
Inventor: XU RUI
IPC: G06T5/00
Filed: 2019-12-31
Abstract: 一种视频修复方法及装置、电子设备和存储介质，所述方法包括：获取连续的多帧图像中相邻图像之间的第一正向光流和第一反向光流（S100）；分别对所述第一正向光流和第一反向光流执行光流优化处理（S200），得到与所述第一正向光流对应的第二正向光流，以及与所述第一反向光流对应的第二反向光流；利用所述第二正向光流对所述连续的多帧图像执行正向传导优化，以及利用所述第二反向光流对所述连续的多帧图像执行反向传导优化，直至优化后的连续的多帧图像中的图像均满足修复要求（S300）；根据正向传导优化以及反向传导优化获得的优化图像，获得所述连续的多帧图像的修复图像（S400）。
Patent WO-2020151622-A1 (WO)
Inventor: XU HAIBO
IPC: H04W48/18
Filed: 2020-01-19
Abstract: The present application provides an assessment method and apparatus for position recommendation. The method comprises: a terminal device searches an NR cell on a first position, wherein the terminal device is located on the first position, and a cell on which the first position camps is a long term evolution (LTE) cell; the terminal device determines an assessment result of the terminal device on the first position according to at least one of first information, second information, and third information, wherein the first information is used for indicating a measurement amount of the LTE cell on which the terminal device camps, the second information is used for indicating whether LTE and NR dual connectivity of the terminal device on the first position is available, and the third information is used for indicating a measurement amount of an NR cell searched by the terminal device on the first position. According to the assessment method for position recommendation in embodiments of the present application, a 5G best position can be recommended for a user, that the user can enjoy a best network service in time is facilitated, and user experience is improved.
Patent WO-2020156515-A1 (WO)
Title: Étapes de quantification affinée dans un codage vidéo
Inventor: ZHANG LI
IPC: H04N19/70
Filed: 2020-01-31
Abstract: L'invention concerne des étapes de quantification affinée dans un codage vidéo. Un procédé de traitement vidéo consiste à : déterminer, pendant une conversion entre un bloc vidéo actuel et une représentation de flux binaire d'une vidéo contenant le bloc vidéo actuel, des paramètres de quantification à deux niveaux comptant un paramètre de quantification de premier niveau QP1 et un paramètre de quantification de second niveau QP2 relatifs au bloc vidéo actuel ; et, au moins sur la base des paramètres de quantification à deux niveaux, effectuer une quantification de premier niveau et/ou une quantification de second niveau pendant la conversion, les paramètres de quantification à deux niveaux correspondant respectivement à différentes précisions de quantification.
Patent WO-2020168982-A1 (WO)
Inventor: LIU YISONG
IPC: H04L47/80
Filed: 2020-02-14
Abstract: The present application provides a method and device for sending and obtaining an Assert message, so as to improve the efficiency of processing the message and reducing the overhead of a network device. The method comprises: a network node determines multiple Assert records on the basis of one multicast source address. Each Assert record in the multiple Assert records respectively comprises one multicast source address and one multicast group address, wherein the multiple Assert records comprise the same multicast source address, and the multicast group addresses comprised in different Assert records in the multiple Assert records are different from each other. The network node generates one Assert message according to the multiple Assert records, wherein the Assert message comprises one multicast source address and the multicast group addresses in the multiple Assert records. The network node sends the Assert message in a multicast manner.
Patent WO-2021168787-A1 (WO)
Inventor: DU JUN
IPC: H04N5/225
Filed: 2020-02-28
Abstract: A functional assembly (100), a gimbal device (1000), and a mobile platform. The functional assembly (100) comprises a first imaging module (10), a second imaging module (20), a laser ranging module (30), and a heat dissipation fan (40). The second imaging module (20), the laser ranging module (30), and the heat dissipation fan (40) are provided on the same side of the first imaging module (10). The second imaging module (20) and the laser ranging module (30) are provided side by side in a first direction (D1). The second imaging module (20) and the heat dissipation fan (40) are provided side by side in a second direction (D2). The laser ranging module (30) and the heat dissipation fan (40) are provided side by side in the second direction (D2).
Patent WO-2021168851-A1 (WO)
Inventor: CHEN HONGMIN
IPC: H01S5/12
Filed: 2020-02-29
Abstract: A DR laser, comprising a substrate (301), an active layer (302), a diffraction grating layer (303), a cladding layer (304), and an electrode (305). The active layer (302) and the diffraction grating layer (303) are laminated to each other and provided between the substrate (301) and the cladding layer (304); the electrode (305) is provided on the cladding layer (304); the diffraction grating layer (303) comprises a first region and a second region, wherein the thickness of the diffraction grating layer (303) is determined according to a coupling coefficient of the first region, a grating period retention coefficient of the second region is determined according to a coupling coefficient of the second region, the grating period retention coefficient is used for indicating a ratio of a grating period retained in the second region to a grating period of the diffraction grating layer (303), and the coupling coefficient of the first region is greater than the coupling coefficient of the second region; an anti-reflection (AR) coating (306) is plated on both ends of the laser. The coupling coefficients can be flexibly adjusted.
Patent WO-2021179298-A1 (WO)
Inventor: KANG XU
IPC: C08K9/04
Filed: 2020-03-13
Abstract: La présente invention divulgue un procédé de préparation d'un prémélange au moyen d'une modification par greffage in situ d'un agrégat continu de vésicules de silice mésoporeuse, et un procédé de préparation d'un matériau d'isolation thermique en mousse de caoutchouc silicone de type addition par utilisation du prémélange en tant que matière première principale. (1) Sous l'action d'un catalyseur alcalin, une huile de silicone à terminaison vinyle, de l'eau et une vésicule sont soumises à une réaction d'équilibre chimique, et la silice hydroxylée produite in situ existe sous trois formes différentes : silice hydroxylée greffée à l'extrémité du polysiloxane sur la surface de la vésicule ; silice hydroxylée greffée aux deux extrémités du polysiloxane ; et polysiloxane à terminaison mixte, dont une extrémité du polysiloxane à terminaison mixte et une extrémité vinyle. Le rapport de greffage de la surface de la vésicule, la teneur en polysiloxane à terminaison silicone hydroxylée et la teneur en polysiloxane à terminaison vinyle du prémélange peuvent être régulés par ajustement de la proportion de la matière première et analogues, pour obtenir une modification par greffage in situ de la vésicule et une synthèse du constituant hydroxyle actif. Le procédé comprend peu d'étapes, ne provoque aucune pollution et a une faible odeur. (2) Une mousse de caoutchouc silicone de type addition est préparée par utilisation du prémélange en tant que matière première principale. Le caoutchouc silicone liquide a une faible viscosité et une grande résistance mécanique, et son coefficient de conductivité thermique diminue quand la proportion d'addition de la vésicule augmente.
Patent WO-2020238333-A1 (WO)
Inventor: SONG CHAOYANG
IPC: B25J9/00
Filed: 2020-03-14
Abstract: Disclosed is a multi-joint mechanical arm applicable to physical interaction in an unstructured environment, the multi-joint mechanical arm comprising a multi-joint mechanical arm body (A) and a joint connection structure (B). A network structure of the joint connection structure (B) involves a first basic unit, a second basic unit, the superposition of one first basic unit and a plurality of second basic units, or the superposition of the plurality of second basic units. A first upper-layer structure of the first basic unit includes a first node (1), a first lower-layer structure thereof includes at least three non-collinear second nodes (2), and the first node (1) and all the second nodes (2) constitute a three-dimensional network structure by means of connecting rods. A second upper-layer structure of the second basic unit includes at least two third nodes (3), a second lower-layer structure thereof includes at least two fourth nodes (4), the at least two fourth nodes (4) and the at least two third nodes (3) are not coplanar, and all the third nodes (3) and all the fourth nodes (4) constitute a three-dimensional network structure by means of connecting rods. When collision occurs, the joint connection structure (B) reduces damage to the external environment by means of the self-adaptability thereof.