baber/WOPTO huggingface dataset:
Patent WO-2021000353-A1 (WO)
Title: Automatic control device for auxiliary detection
Inventor: ZHOU JUN
IPC: B67C3/26
Filed: 2019-07-18
Abstract: Provided is an automatic control device for auxiliary detection, which relates to the technical field of automatic control and solves the problem that the prior automatic control device for auxiliary detection is inaccurate and is easy to cause errors in the control device. The lower surface of a conveyor belt (1) is provided with a fixing bracket (3), one side of the fixing bracket (3) is provided with a chassis (2), the upper surface of the conveyor belt (1) is provided with an infusion machine (5), the outer wall of one end of the infusion machine (5) is provided with an infusion machine base (4), one end of the infusion machine (5) is provided with an infusion machine drip nozzle (6), the other end of the infusion machine (5) is provided with a delivery pipe (7), one end of the delivery pipe (7) is provided with a liquid storage tank (8), the chassis (2) is internally provided with a motor (9), one end of the motor (9) is provided with a connecting belt (10), one side of the motor (9) is provided with a load cell (11), one side of the load cell (11) is provided with a circuit board (12), the outer wall of the load cell (11) is provided with strain gauges (17), and the number of the strain gauges (17) are four, the upper surface of the load cell (11) is provided with an elastic body (15).
Patent WO-2020024891-A1 (WO)
Title: Method and apparatus for processing reference signal
Inventor: GAO XIANG
IPC: H04W52/00
Filed: 2019-07-27
Abstract: Disclosed in the present application are a method and an apparatus for processing a reference signal. A plurality of antenna ports within the same antenna port group use the same power back-off factor, without the need to configure each space layer with one power back-off factor, and thus the signaling overheads of notifying a power back-off factor can be efficiently reduced, and all users are notified of signaling fields of the same length, avoiding multiple blind detections made by users, reducing the processing overheads of terminal devices.
Patent WO-2020038196-A1 (WO)
Inventor: WANG YUBAO
IPC: D06F31/00
Filed: 2019-07-30
Abstract: 本发明属于衣物处理装置的技术领域，具体地说，涉及一种双滚筒衣物处理装置。所述双滚筒衣物处理装置括第一滚筒、第二滚筒和排水泵，第一滚筒、第二滚筒分别设置可控通断的第一排水路径、第二排水路径，第一排水路径、第二排水路径通过同一排水泵与衣物处理装置的排水管相连，排水泵设有导气装置，第一滚筒或第二滚筒排水时，第一排水路径或第二排水路径与排水泵构成连通器将气体导出并排水。本发明的双滚筒衣物处理装置排水过程需要的时间短，噪音小，并且结构简单。
Patent WO-2021022530-A1 (WO)
Inventor: LEI ZHENBANG
IPC: E06B9/30
Filed: 2019-08-07
Abstract: A winding device for a curtain comprising a beam (1), a power mechanism (2) fixed on the beam (1), a transmission rod (3) driven to rotate by the power mechanism (2), and at least two winding reels (4) both sleeved on the transmission rod (3) and circumferentially fixed relative to the transmission rod (3). A pulling rope (5) is wound around each winding reel (4). A line guide seat (60) for guiding the pulling rope (5) to be wound around the winding reel (4) is fixedly provided on the beam (1), and corresponds to each winding reel (4). A nut (62) is further fixedly provided on the beam (1), and corresponds to each winding reel (4). The winding reel (4) comprises a screw section (40) threadingly connected to the nut (62) on the beam (1), and a cone section (42) extending from one end of the screw section (40) and having an outer diameter gradually increasing in an extension direction. One end of the winding reel (4) located away from the screw section (40) is provided with a pulling rope fixing portion (41) used to fix an end of the pulling rope (5), and a positioning portion (43) protruding from an outer side surface of the winding reel (4) so as to abut the line guide seat (60) and locate an initial position of the winding reel (4). The positioning portion (43) is provided such that initial positions of the winding reels (4) are synchronized, thereby ensuring stable retraction and extension of a curtain body (7) connected to the pulling rope (5).
Patent WO-2020030024-A1 (WO)
Title: Linear motor device and magnetic suspension train
Inventor: LIU ZIZHONG
IPC: H02K1/12
Filed: 2019-08-08
Abstract: A linear motor device and a magnetic suspension train, the linear motor device comprising a rotor (1) and a stator (3); stator windings (2) are wound on the stator (3), an alternating current flowing through the stator windings (2) generates an alternating magnetic field in the stator (3) along the longitudinal direction of the movement, and the alternating magnetic field drives the rotor (1) to move in the longitudinal direction; and the stator (3) comprises a magnetic conductive iron core (302) and a non-magnetic conductive material block (301), and the magnetic conductive iron core (302) and the non-magnetic conductive material block (301) are stacked transversally. By optimizing the structural form of the stator (3) and the rotor (1) of the linear motor, the electromagnet effect between the stator (3) and the rotor (1) is utilized, and without reducing the thrust of the linear motor, the normal attraction force required by the system is generated between the stator (3) and the rotor (1) of the linear motor, improving the reliability of the driving of the motor.
Patent WO-2020073739-A1 (WO)
Inventor: LIN HUA
IPC: G06F21/84
Filed: 2019-08-21
Abstract: Disclosed are a computer-vision-based anti-photographing display system and anti-photographing method, relating to the technical field of computer-vision-based information security methods and devices. The system comprises: a display; an image collector; a memory; and a processor for identifying image information collected by the image collector and comparing same with pre-set feature information in the memory so as to determine whether there is a hidden photographing device. The advantages of the solution lie in that the physical features of common parts of all the photographing devices are identified based on computer vision, and are also identified with the assistance of some typical visual features of different photographing devices, thereby effectively achieving the technical effect of preventing the use of a hidden camera; the application of the anti-photographing display system in production can effectively protect information security; and in conjunction with the anti-photographing method, an illegal photographing behaviour can be monitored and the illegal photographing behaviour can be traced back, so that the prevention and control capacity for information security can be improved.
Patent WO-2020244075-A1 (WO)
Title: 手语识别方法、装置、计算机设备及存储介质
Inventor: ZHU WENHE
IPC: G06K9/00
Filed: 2019-08-29
Abstract: 一种手语识别方法、手语识别装置、计算机设备及非易失性可读存储介质，所述方法包括：获取多组用户手部深度图像信息；确定每一组手部深度图像信息中每张图片信息内用户左右手手掌及手指骨骼的三维空间坐标；将每组手部深度图像信息内的多张图片中用户左右手手掌及手指骨骼的三维空间坐标组成一组向量，为每组向量打标签，将多组向量及其对应的标签作为训练样本数据集，所述标签用于标识每组向量对应的手语单词的语义；构建手语识别训练模型，将所述训练样本数据集输入所述手语识别模型对所述手语识别模型进行训练；测试所述手语识别模型；所述手语识别模型对输入的手语图像进行识别。该方法使得手语识别更加准确、智能且高效。
Patent WO-2021046805-A1 (WO)
Title: Method for manufacturing vertical-type device
Inventor: CHENG KAI
IPC: H01L21/336
Filed: 2019-09-12
Abstract: A method for manufacturing a vertical-type device. The method comprises: first etching, from a front face (10a), a GaN-based semiconductor substrate (10) to form a groove (101); then sequentially forming a P-type semiconductor layer (11) and an N-type semiconductor layer (12) on a bottom wall and side walls of the groove (101) and on the front face (10a) of the semiconductor substrate, with the P-type semiconductor layer (11) partially filling the groove (101); then planarizing the N-type semiconductor layer (12) and the P-type semiconductor layer (11), and retaining the P-type semiconductor layer (11) and the N-type semiconductor layer (12) in the groove (101); and then respectively forming a gate structure (13) in a gate area on the front face (10a) of the semiconductor substrate, forming source electrodes (14) on two sides of the gate structure (13), and forming a drain electrode (15) on a back face (10b) of the semiconductor substrate. According to the method, the gate structure (13) is manufactured without etching the N-type semiconductor layer (12) and the P-type semiconductor layer (11), such that the case where the control capability of the gate structure (13) deviates from a pre-designed control capability due to difficulties in accurately controlling an etching depth is avoided; and therefore, the performance of a vertical-type device can be accurately controlled by means of a manufacturing process.
Patent WO-2021062741-A1 (WO)
Inventor: GUO FANG
IPC: G01N33/78
Filed: 2019-09-30
Abstract: An information processing method, a sample testing system (700), and a computer storage medium. The method comprises: acquiring a microscopy result of a sample to be tested (S101); acquiring a preset abnormality rule (S102); if there is result information, matching the preset abnormality rule, in the microscopy result, generating corresponding abnormality result information (S103); and displaying, in a microscopy result interface, the abnormality result information (S104).
Patent WO-2020134389-A1 (WO)
Inventor: ZHANG FEIFEI
IPC: G01N27/327
Filed: 2019-10-17
Abstract: 一种碳化钛三维复合材料及其制备方法以及在构建凝血酶适体传感器中的应用，利用一步水热法在Ti 3C 2T X表面自生长TiO 2纳米棒形成三维复合材料基底TiO 2/Ti 3C 2T X，同时在三维材料表面还原贵金属纳米颗粒M NPs得到三维复合材料M NPs/TiO 2/Ti 3C 2T X。由于一步实现了多种增强，因此复合材料的电流强度最大。复合材料的三维结构可以提供特别大的可到达表面积，这有利于M NPs的锚定。过渡金属碳氮化物MXenes和金属纳米颗粒的引入可以提高电荷分离效率并加速电子转移速率。通过M NPs和适体链的组合，成功建立了灵敏的无标记适体用于测定酶蛋白。所提出的适体传感器具有良好的电化学性能，较宽的线性范围，相对较低的检测限，表明M NPs/TiO 2/Ti 3C 2T X将有希望用于电化学生物传感器中的电极材料。
Patent WO-2020177327-A1 (WO)
Inventor: GUO QULUAN
IPC: F24F1/0007
Filed: 2019-10-22
Abstract: An air conditioning indoor unit (100), comprising: a housing (10), provided with a fresh air port (111); and a fresh air panel assembly (20), having an air outlet structure (211) provided corresponding to the fresh air port (111). The fresh air panel assembly (20) is mounted on the housing (10), and the fresh air panel component (20) is provided at the fresh air port (111) in an openable and closable manner. Also provided is an air conditioner having the air conditioning indoor unit (100). The air conditioning indoor unit and the air conditioner simplify a cleaning process of the fresh air panel assembly and improve the cleaning efficiency.
Patent WO-2020186759-A1 (WO)
Inventor: WENREN JIANKE
IPC: G02B9/60
Filed: 2019-10-25
Abstract: 一种光学成像镜头，沿着光轴由物侧至像侧依序包括：具有光焦度的第一透镜（E1），物侧面(S1)为凹面，像侧面(S2)为凹面；具有正光焦度的第二透镜(E2)；具有光焦度的第三透镜(E3)，物侧面(S5)为凸面；具有正光焦度的第四透镜(E4)；具有负光焦度的第五透镜(E5)；以及第一透镜（E1）的有效焦距f1与第一透镜（E1）的物侧面(S1)的曲率半径R1满足0.7≤f1/R1＜1.5。
Patent WO-2021081721-A1 (WO)
Inventor: LIU SHIH-PING
IPC: C12N15/861
Filed: 2019-10-28
Abstract: Provided is an induced pluripotent stem(iPS) cell derived from a somatic cell comprising a Cbx family gene and the applications thereof. Also provided are methods for generating the somatic cells that have potential to become induced pluripotent stem cells without oncogenic properties, and methods for generating iPS cells from the population of cells, which may then be used for transplantation and for cellular differentiation and interaction.
Patent WO-2020134765-A1 (WO)
Inventor: YAN SHIYIN
IPC: H01M10/0525
Filed: 2019-11-22
Abstract: 一种降低锂离子电池阻抗的负极片及其制备方法，属于锂离子电池领域。所述负极片包括集流体，导电层，负极层，导电层和负极层中均含有羧甲基纤维素锂。制备方法包括如下步骤：将羧甲基纤维素锂，导电剂，粘结剂，溶剂充分搅拌配制成均匀浆料，将导电浆料均匀涂覆到集流体表面，烘干得到导电层。将含有羧甲基纤维素锂的负极浆料涂覆在导电层表面，烘干后得到负极层，即制得负极片。本申请通过在负极层与集流体之间加入一层导电层，在增加极片粘结力的同时，导电性更好，同时在导电层及负极层中加入羧甲基纤维素锂，有效提高锂的传输效率，从而极大降低了电池阻抗，并对循环和首次化成效率有一定的改善作用。
Patent WO-2021000511-A1 (WO)
Title: Collecteur de courant négatif, pièce polaire négative, appareil électrochimique, module de pile, bloc-piles et dispositif
Inventor: LIU XIN
IPC: H01M4/66
Filed: 2019-11-28
Abstract: L'invention concerne un collecteur de courant négatif, une pièce polaire négative, un appareil électrochimique, un module de pile, un bloc-piles et un dispositif. Le collecteur de courant négatif comprend une couche de support et une couche conductrice métallique disposée sur la couche de support, le rapport de la densité de la couche conductrice métallique à la densité intrinsèque du matériau de la couche conductrice métallique étant supérieur ou égal à 0,7, et le matériau de la couche conductrice métallique étant du cuivre et/ou un alliage de cuivre et/ou du nickel et/ou un alliage de nickel et/ou du titane et/ou un alliage de titane et/ou de l'argent et/ou un alliage d'argent. Le collecteur de courant négatif permet d'obtenir une réduction de poids et une meilleure efficacité électrique, de telle sorte que l'appareil électrochimique peut obtenir une meilleure densité d'énergie massique et une meilleure efficacité électrochimique.
Patent WO-2021077592-A1 (WO)
Title: Oled 显示器件及显示装置
Inventor: NI JING
IPC: H01L27/32
Filed: 2019-12-20
Abstract: 本发明提供一种OLED显示器件，通过在OLED显示器件的封装层中增加一折返层，通过调整该折返层的与封装层的折射率，使得折返层可以改变向四周发散的光线路径，使得OLED显示器件的发光层发出的光线在折返层的作用下进行折射或者反射，最后将光线集中居中发出，进而提高OLED显示器件正面角度的出光效率。
Patent WO-2021134478-A1 (WO)
Title: Communication apparatus and network device
Inventor: TANG HAIZHENG
IPC: H04B1/40
Filed: 2019-12-31
Abstract: Disclosed in embodiments of the present application are a communication apparatus and a network device. The communication apparatus comprises: a first transmitting processing circuit and a first transmitting filter connected to the first transmitting processing circuit. The first transmitting processing circuit is used for outputting a signal of a first transmit frequency band and a signal of a second transmit frequency band, a bandwidth interval between the first transmit frequency band and the second transmit frequency band being smaller than or equal to a first threshold; the first transmitting filter is used for filtering signals output by the first transmitting processing circuit to obtain the signal of the first transmit frequency band and/or the second signal of the transmit frequency band. In embodiments of the present application, the communication apparatus implements transmission of signals of two independent transmit frequency bands by using one transmitting processing circuit and one transmitting filter, i.e., signals of the two transmit frequency bands share the same transmitting processing circuit and the same transmitting filter. The volume of the communication apparatus is small and the costs are low.
Patent WO-2020151491-A1 (WO)
Inventor: SHEN YANHAO
IPC: G10L25/57
Filed: 2020-01-07
Abstract: Disclosed are an image deformation control method and device and a hardware device. The image deformation control method comprises: acquiring an image to be processed; acquiring an audio file; playing back the audio file, and acquiring a first attribute value of the audio file corresponding to a current time node; determining the amplitude of image deformation according to the first attribute value; and deforming the image to be processed according to said amplitude of the image deformation. According to the image deformation control method disclosed by the embodiments of the present invention, the amplitude of image deformation is controlled by means of the attribute value of the audio file, thereby solving the technical problem in existing technology of being unable to flexibly generate a deformation effect.
Patent WO-2020147686-A1 (WO)
Inventor: LIU XU
IPC: H04W52/02
Filed: 2020-01-13
Abstract: 本文公开了一种唤醒信号的发送和接收方法及装置、电子装置，其中，该发送方法包括：通信节点与终端协商出所述终端的业务类型；所述通信节点根据所述业务类型发送唤醒信号WUS。
Patent WO-2020156238-A1 (WO)
Inventor: MA SHENGMING
IPC: C07C45/38
Filed: 2020-01-17
Abstract: 本发明公开了一种铜催化的以氧气为氧化剂氧化醇制备醛或酮类化合物的方法，在室温下，以铜盐、氮氧自由基为催化剂，以氧气或空气作为氧化剂，在有机溶剂中反应4～48小时，高效地将醇类化合物氧化为对应的醛或酮类化合物。本发明方法操作简单，避免使用对设备有腐蚀性的氯化物，原料和试剂易得，反应条件温和，底物普适性广，官能团兼容性好，分离纯化方便，整个过程对环境友好，不存在污染，是一种适合工业化生产的方法。
Patent WO-2021142853-A1 (WO)
Inventor: YANG XINXIN
IPC: H01M10/12
Filed: 2020-01-19
Abstract: 本发明涉及一种蓄电池的制造方法，包括如下步骤：步骤1：向铅酸蓄电池中加入第一密度硫酸溶液；步骤2，通电完全化成；步骤3，向电池中加入第二密度硫酸溶液，通电，所述第二密度硫酸溶液的密度大于所述第一密度硫酸溶液的密度。本发明的一种蓄电池的制造方法，即保证电池寿命同时也可以满足容量的要求，另外也能提高化成效率、节约能源、为生产不同容量的电池提供了更大的便利。
Patent WO-2021134850-A1 (WO)
Title: Actuation apparatus and method for controlling sma actuator wire
Inventor: TOMI LINTULAHTI
IPC: G02B7/04
Filed: 2020-01-20
Abstract: Provided are an actuation apparatus and a method for controlling an SMA actuator wire, wherein same relate to the technical field of electronic devices. The actuation apparatus provided in the present application comprises: a first support structure and a second support structure arranged spaced apart from each other to form a motion space; a movable element accommodated in the motion space; an SMA actuator wire for driving the movable element to move in the motion space; and a detection element for detecting movement information and transmitting same to a control circuit to adjust an energized state of the SMA actuator wire, such that the SMA actuator wire is in a loose state after driving the movable element to be fixed to the second support structure. The technical problem in the prior art of an SMA actuator wire being prone to failure when colliding with a lens or when the lens falls is alleviated.
Patent WO-2021159275-A1 (WO)
Title: Apparatus for moving a lens unit
Inventor: UNO MASARU
IPC: G03B13/36
Filed: 2020-02-11
Abstract: Provided is an apparatus for moving a lens unit, where the apparatus includes first and second lens movement members configured to move the lens unit along an optical axis direction, wherein the first lens movement member faces a first side of the lens unit, the second lens movement member faces a second side of the lens unit, and a lens group in the lens unit is between the first and second sides of the lens unit; a first ball set configured to include a plurality of balls arranged along the optical axis direction and be caught between the first side of the lens unit and a frame for supporting the lens unit; and a second ball set configured to include a plurality of balls arranged along the optical axis direction and be caught between the second side of the lens unit and the frame.
Patent WO-2021163835-A1 (WO)
Title: Method, apparatus and device for acquiring timing advance, and storage medium
Inventor: SHI CONG
IPC: H04W56/00
Filed: 2020-02-17
Abstract: The present application relates to the technical field of communications, and disclosed therein are a method, apparatus and device for acquiring a timing advance (TA), and a storage medium. The method comprises: a terminal device uses a random access resource specifically used for acquiring a TA, and sends a random access request to a network device. By distributing a random access resource specifically used for acquiring a TA to a terminal device, when the terminal device initiates random access in order to acquire a TA, the terminal device can use the random access resource specifically used for acquiring a TA to send a random access request to a network device. Thus, after receiving the random access request, if the network device discovers that the random access request was sent by using the random access resource specifically used for acquiring a TA, then the network device will also know that the purpose of the terminal device in initiating random access in the current instance is to acquire a TA, and the network device merely needs to carry out corresponding feedback according to the actual situation of whether the terminal device needs to carry out propagation delay compensation, which helps to save downlink air interface resources.
Patent WO-2020173410-A1 (WO)
Inventor: LI QIUZONG
IPC: A44B11/25
Filed: 2020-02-24
Abstract: 一种磁性扣具，其包括扣具座组件（10）和锁扣组件（20），在扣具座组件（10）上设有第一磁铁（18）和大小可调的锁孔（17），在锁扣组件（20）上设有可插入至锁孔（17）内的锁舌（21）和第二磁铁（22），在扣具座组件（10）相对的两侧分别设有活动部（141），在扣具座组件（10）内设有受活动部（141）联动的解锁部（142），解锁部（142）朝向锁孔（17）；当扣具座组件（10）的锁孔（17）与锁扣组件（20）的锁舌（21）靠近时，第一磁铁（18）与第二磁铁（22）相吸而引导锁舌（21）进入锁孔（17）内而实现锁合；当相向按压活动部（141）时，解锁部（142）朝锁舌（21）与扣具座组件（10）相结合的部位移动而将锁舌（21）与扣具座组件（10）相结合的部位间隔开而减少第一磁铁（18）与第二磁铁（22）之间的吸力以利于扣具座组件（10）与锁扣组件（20）分离。
Patent WO-2020177702-A1 (WO)
Title: Two-level signaling of filtering information in video processing
Inventor: ZHANG LI
IPC: H04N19/176
Filed: 2020-03-04
Abstract: A video processing method is provided to include performing a conversion between a coded representation of a video comprising one or more video regions and the video, wherein the coded representation includes a first side information at a first level, and wherein a second side information at a second level is derived from the first side information such that the second side information provides parameters for a video unit coded with in-loop reshaping (ILR) in which a reconstruction of the video unit of a video region is based on a representation of a video unit in a first domain and a second domain and/or scaling chroma residue of a chroma video unit.
Patent WO-2020220825-A1 (WO)
Inventor: ZHAN FUJUN
IPC: B21D35/00
Filed: 2020-03-05
Abstract: Provided is a corrugated steel sheet rolling punching machine, wherein, two roller shafts, an upper roller shaft (2) and a lower roller shaft (3), are arranged in the advancing direction of a corrugated steel sheet (1), the roller shafts are distributed along the upper and lower sides of the corrugated steel plate, the axes of the roller shafts are parallel to each other and are located in the same vertical plane, the plane is perpendicular to the plane where the corrugated steel plate is located, a gear hobbing (4) is provided on the periphery of the roller shafts, the gear hobbing comprises a crest (5) and a tooth valley (6), and a punch (7) or a hole groove (8) is respectively arranged on the crest and the tooth valley at the end part of both ends of the upper roller shaft and the lower roller shaft, wherein the punch and the hole groove are distributed on the crest and the tooth valley of the gear hobbing at intervals, wherein the punch of the upper gear hobbing corresponds to the hole groove of the lower gear hobbing, and the hole groove of the upper gear hobbing corresponds to the punch of the lower gear hobbing. The corrugated steel plate rolling punching machine is simple in structure and high in efficiency, reduces the working procedures, saves the operation time, and the formed hole position precision is high, which is conducive to the subsequent splicing between various sheets.
Patent WO-2021088300-A1 (WO)
Inventor: ZHANG WENLI
IPC: G06K9/46
Filed: 2020-03-25
Abstract: The present invention relates to the field of computer vision and image processing, and disclosed in the present invention is an RGB-D multi-mode fusion personnel detection method based on an asymmetric double-stream network. The method comprises the steps of RGBD image collection, depth image preprocessing, RGB feature extraction and Depth feature extraction, RGB multi-scale fusion and Depth multi-scale fusion, multi-mode feature channel reweighting, and multi-scale personnel prediction. According to the present invention, an asymmetric RGBD double-stream convolutional neural network model is designed to solve the problem that traditional symmetric RGBD double-stream networks are prone to causing depth feature loss. Multi-scale fusion structures are respectively designed for RGBD double-stream networks, so that multi-scale information complementation is achieved. A multi-mode reweighting structure is constructed, RGB and Depth feature maps are combined, and weighted assignment is performed on each combined feature channel to implement model automatic learning contribution proportion. Personnel classification and frame regression are performed by using multi-mode features, so that the accuracy of personnel detection is improved while the real-time performance is ensured, and the robustness of detection under low illumination at night and personnel shielding is enhanced.
Patent WO-2021208070-A1 (WO)
Inventor: LEE KE CHIN
IPC: F28D15/04
Filed: 2020-04-17
Abstract: 本发明有关于一种层叠式薄型散热装置，主要包括上端板、至少一个第一层板、至少一个第二层板、下端板及工作流体，第一、第二层板各自包括至少一个第一、第二中空槽；其中，上端板、第一层板、第二层板及下端板彼此层叠接合而构成一个中空本体，且第一中空槽及第二中空槽彼此连通并形成封闭腔体，其包括至少一个第一流体通道、及至少一个第二流体通道；工作流体充填于中空本体的封闭腔体，其中第一流体通道作为蒸气流路，第二流体通道作为冷凝液流路。