baber/WOPTO huggingface dataset:
Patent WO-2020038492-A1 (WO)
Title: Therapeutic agent comprising nucleic acid and tcr modified immune cell and use thereof
Inventor: HU FANG
IPC: C12N15/85
Filed: 2019-08-26
Abstract: A therapeutic agent comprising a nucleic acid and a TCR modified immune cell and use thereof. The therapeutic agent comprises a first composition containing a first active ingredient and a second composition containing a second active ingredient. The first active ingredient comprises or contains a nucleic acid having a labeling polypeptide coding sequence for introduction into tumor cells and/or cancer cells. The labeling polypeptide has an amino acid sequence of one or more antigen epitope polypeptides, and the antigen epitope polypeptides can be presented by a MHC class I molecule onto the surface of tumor cells and/or cancer cells. The second composition comprises a second active ingredient located in a second pharmaceutically acceptable carrier, and the second active ingredient comprising a T cell receptor modified immune cell. The T cell receptor modified immune cell is capable of specifically recognizing and binding the antigen epitope polypeptide presented by the MHC class I molecule. The therapeutic agent has a synergistic therapeutic effect, providing a new approach for tumor treatment.
Patent WO-2020252904-A1 (WO)
Title: 激光光源及激光投影设备
Inventor: CUI LEI
IPC: G03B21/16
Filed: 2019-08-27
Abstract: 本申请提供一种激光光源及激光投影设备。本申请提供的激光光源包括激光器；和散热装置，所述散热装置用于对激光器进行散热，散热装置包括：散热组件和导热组件，所述导热组件和所述激光器的热沉贴合，且所述导热组件连接在所述激光器和所述散热组件之间，用于将所述激光器上的热量传递至所述散热组件；和低发射率图层，设置在导热组件和散热组件中至少一者的表面。
Patent WO-2020088104-A1 (WO)
Title: Method and apparatus for performing block chain record-keeping on webpage by means of file acquisition
Inventor: YANG XINYING
IPC: G06F21/10
Filed: 2019-09-09
Abstract: Disclosed are a method and an apparatus for performing block chain record-keeping on a webpage by means of file acquisition. For a target webpage having a link to a playback file but not containing a playback file itself, a block chain record-keeping party takes a screenshot of the target webpage to obtain a webpage screenshot, and reads a file storage address linked to the target webpage to acquire the playback file from the file storage address. Thereafter, the block chain record-keeping party performs a hash operation on the webpage screenshot and the playback file to obtain a target hash, and then publishes the target hash to a block chain for record-keeping.
Patent WO-2020237916-A1 (WO)
Inventor: YANG HENGXU
IPC: H02J50/15
Filed: 2019-09-18
Abstract: 本发明公开了一种无线能量传输系统，包括依次电连接的连续波信号源、射频功率放大器、发射阻抗匹配网络、声-电信道、接收阻抗匹配网络、射频AC-DC转换器和负载电路，其中声-电信道包括发射换能器、接收换能器和金属器壁，发射换能器和接收换能器固定在金属器壁的两侧。本发明还公开了阻抗匹配技术以及基于共振型整流器的射频AC-DC转换器，该系统能够穿透密封金属舱体（或容器）的壳体传输电能，彻底免除在这些舱体（或容器）的壳体上打孔的需要，并且能够将传输的电能高效地输出为电子设备可以使用的稳压直流，解决了现有超声无线能量传输系统存在的诸多不足，完善了超声无线能量传输技术，提高超声无线能量传输系统的实用性。
Patent WO-2020082950-A1 (WO)
Inventor: DUAN HAIFENG
IPC: A61K38/45
Filed: 2019-09-20
Abstract: Provided are sphingosine kinase 1, a fusion protein comprising same, and a use thereof. The sphingosine kinase 1 and the fusion protein comprising the same have marked effects in lowering blood sugar and body weight, and are useful for the preparation of a protein drug for controlling metabolic diseases such as obesity and diabetes. Also provided is a protein drug, which is a fusion protein comprising sphingosine kinase 1 or an amino acid sequence having an activity thereof. The fusion protein comprises sphingosine kinase 1 (SPHK1) or an amino acid sequence having an activity thereof, a FC sequence and a linker sequence. The protein drug can significantly decrease blood sugar, blood fat and body weight, and improve fat metabolism. Also provided are a preparation method, an encoding gene, an expression construct and a host cell for the protein drug, and further provided are use of the protein drug, encoding gene, expression construct and host cell in the preparation of a pharmaceutical composition for preventing and/or treating obesity, hyperlipidemia or diabetes.
Patent WO-2020134400-A1 (WO)
Inventor: WU ZICONG
IPC: G01K1/14
Filed: 2019-10-18
Abstract: 一种汽车轮毂轴承温度检测装置、监测终端和监测系统，其检测装置的探头(2)紧固在轮毂轴承上，基座(5)紧固在车轴上，导线(3)穿过车轴，探头(2)通过导线(3)与PCB主板(7)电连接，用于探测轮毂轴承的温度，并将探测到的轮毂轴承的温度信号发送给PCB主板(7)，PCB主板(7)对温度信号进行处理得到轮毂轴承的温度数据，并通过天线(9)将轮毂轴承的温度数据发送出去，通过监测终端能够实时接收并显示轮毂轴承的温度数据，以提醒车上人员。同时，还可通过监测终端内置的移动通信模块将轮毂轴承的温度数据发送到远程服务器，实现远程监测，使车上人员及后台服务人员能够实时掌握汽车轮毂轴承的温度情况，有效提高了车辆安全系数，保障了车上人员的人身财产安全。
Patent WO-2020199569-A1 (WO)
Inventor: YUAN XIAOHUI
IPC: F24F11/74
Filed: 2019-10-28
Abstract: 本申请涉及空调设备技术领域，公开一种送风机构，包括：多个相互独立设置且互不连通的风道；和设置在所述风道的一侧或一侧以上的出风口。通过设置多个相互独立的风道，以及设置在所述风道上的出风口，通过调整风道工作状态、出风口的开启状态，从而调整送风方向。本申请还公开了一种空调器。
Patent WO-2021027156-A1 (WO)
Inventor: Zhan Youneng
IPC: H04W4/029
Filed: 2019-11-14
Abstract: The present application discloses a crop survey method and apparatus employing video, a computer device, and a storage medium. The method comprises: upon detecting a survey assistance request command issued by a requesting end, acquiring positioning information of the requesting end; acquiring assistance ends having a distance relative to the positioning information within a preset distance threshold, and forming an assistance end group; upon detecting a command indicating a successful video connection between the requesting end and an assistance end of the assistance end group, acquiring video information transmitted from the requesting end to the assistance end, and saving the video information; performing audio extraction on the video information so as to obtain an audio extraction result, and acquiring text of the audio extraction result by means of a voice recognition model so as to obtain a recognition result; and sending the recognition result to the requesting end.
Patent WO-2020248501-A1 (WO)
Title: Active ester compound, resin composition, and prepreg, insulating film, metal foil coated laminate and printed circuit board having same
Inventor: CUI CHUNMEI
IPC: B32B27/00
Filed: 2019-11-14
Abstract: The present invention provides an active ester compound, a resin composition, and a prepreg, an insulating film, a metal foil coated laminate and a printed circuit board having same. The active ester compound is an active ester compound containing two reactive groups, wherein no strong polar hydroxyl group is generated when an active ester group reacts with an epoxy resin, so that a low dielectric constant and low dielectric loss are obtained after the reaction.
Patent WO-2020125387-A1 (WO)
Inventor: MA LEI
IPC: G02F1/1333
Filed: 2019-12-02
Abstract: Disclosed are a liquid crystal display screen (30), an electronic device (100), and a method for manufacturing the liquid crystal display screen (30) for improving the screen-to-body ratio of the liquid crystal display screen (30). The liquid crystal display screen (30) has a transmitting area (301), a shading area (302) and a display area (303), and comprises a liquid crystal cell (12), a lower polarizer (13) and a backlight module (2), which are arranged in a stacked manner in sequence, wherein the part of the liquid crystal cell (12) located in the transmitting area (301) is configured to allow visible light to pass through; the part of the liquid crystal cell (12) located in the shading area (302) is configured to block visible light; the part of the liquid crystal cell (12) located in the display area (303) is configured to display an image; the lower polarizer (13) covers the display area (303) and is provided with a transmitting hole (131), with a hole wall (1311) of the transmitting hole (131) being located in the shading area (302); the backlight module (2) comprises a bracket (22), with an inner hole side part (222) of the bracket (22) being located in the shading area (302); and the liquid crystal display screen (30) further comprises a shading piece (3), the shading piece (3) being located in the shading area (302) and continuously surrounding the transmitting area (301), and the shading piece (3) being connected to the liquid crystal cell (12), the hole wall (1311) of the transmitting hole (131), and the inner hole side part (222).
Patent WO-2021103180-A1 (WO)
Inventor: WU MIAOFA
IPC: G09G3/36
Filed: 2019-12-13
Abstract: Circuit et procédé d'entraînement d'un dispositif d'affichage à cristaux liquides. Un signal de réinitialisation d'un dispositif de commande de synchronisation (11) est commandé au moyen d'un transistor de commutation (13), de manière à restaurer un signal GOA lorsqu'un paramètre de compensation est lu et à désactiver le signal GOA lorsque le signal de réinitialisation est à nouveau activé. Par conséquent, il est garanti que pendant la communication SPI avec une mémoire flash (21), le dispositif de commande de synchronisation (11) ne sera pas affecté par le signal de GOA délivré par un modulateur de largeur d'impulsion (12); en outre, le temps de communication est réduit, et ainsi la vitesse de débogage de compensation optique sur une ligne de production est augmentée.
Patent WO-2020151395-A1 (WO)
Inventor: HE RENCHENG
IPC: G01L5/00
Filed: 2019-12-15
Abstract: A 3D sensing module and an application method. The sensing module comprises a support (1) and a connection part; the support (1) is of a cuboid shape and comprises panels (101) and a support rack (102); the panels (101) are fixed to the support rack (102); the six panels (101) are six surfaces of the cube; a gap is formed between adjacent panels (101); sensors (11) are provided on the panels (101); a communication module (12) is mounted in a space defined by the six panels (101); signal output lines of the sensor (11) are connected to the communication module (12); the connection part comprises a concave connection part (22); at least one connection part is disposed on the outer surfaces of the panels (101). In use, 3D modules are piled up to form a full-scale model of a product according to drawing of the product, the sensors (11) of the 3D sensing module are used for sensitively capturing tension and compression data of an internal force, and pressure data in the model is transmitted to an external control center (5) by means of the communication module (12). The application method of the 3D sensing module facilitates optimization of a product structure, and the mold costs and time are greatly reduced.
Patent WO-2021127818-A1 (WO)
Inventor: CHEN JIA
IPC: G02B13/00
Filed: 2019-12-23
Abstract: A photographing optical lens (10). The photographing optical lens (10) comprises sequentially from an object side to an image side: a first lens (L1), a second lens (L2), a third lens (L3), a fourth lens (L4), a fifth lens (L5), a sixth lens (L6), a seventh lens (L7), and an eighth lens (L8). The focal length of the photographing optical lens (10) is f, the focal length of the first lens (L1) is f1, the focal length of the second lens (L2) is f2, the radius of curvature of the object-side surface of the fifth lens (L5) is R9, the radius of curvature of the image-side surface of the fifth lens (L5) is R10, the on-axis thickness of the fourth lens (L4) is d7, the on-axis distance from the image-side surface of the fourth lens (L4) to the object-side surface of the fifth lens (L5) is d8, and the following relationships are satisfied: 0.94 ≤ f1/f ≤ 1.70; f2 ≤ 0; 2.00 ≤ (R9 + R10)/(R9 − R10) ≤ 12.00; and, 5.00 ≤ d7/d8 ≤ 14.00. The photographing optical lens (10) provides great optical performance and, at the same time, satisfies requirements for a large aperture, wide angle, and ultrathin design.
Patent WO-2020228334-A1 (WO)
Inventor: LIU CHIHCHENG
IPC: H01L29/78
Filed: 2019-12-24
Abstract: Disclosed are a semiconductor structure and a method for forming same. The semiconductor structure comprises: a semiconductor substrate (200), wherein the semiconductor substrate (200) is provided with a source region and drain region (201), and the source region and drain region (201) is provided with a groove (209); a metal silicide layer (203) located on the surfaces of side walls of the periphery of the groove (209); an insulation layer (204) located on a bottom surface of the groove (209), wherein an edge of the insulation layer (204) makes contact with a bottom surface of the metal silicide layer (203) located on the side walls of the periphery of the groove (209); and a conducting layer (208) filling the groove (209) and located on the metal silicide layer (203) and the insulation layer (204). The semiconductor structure can prevent an electric current from leaking into the semiconductor substrate (200), at the bottom of the source region and drain region (201).
Patent WO-2021128012-A1 (WO)
Title: 扬声器箱
Inventor: YIN ZHAOYU
IPC: H04R9/06
Filed: 2019-12-24
Abstract: 本实用新型提供了一种扬声器箱，其包括下盖、上盖、发声单体以及透气隔离组件；发声单体与上盖间隔围成前腔，发声单体、上盖及下盖共同围成后腔，透气隔离组件将后腔分隔为相互空气连通的第一后腔和第二后腔，发声单体至少部分位于第一后腔，透气隔离组件与下盖间隔围成第二后腔，第二后腔内填充吸音颗粒，透气隔离组件将吸音颗粒封装于第二后腔内；透气隔离组件包括透气隔离件、第一加强环以及第二加强环；第一加强环与下盖连接，透气隔离件设有贯穿其上的灌粉口，第二加强环环绕灌粉孔设置；扬声器箱还包括密封灌粉孔的密封盖。与相关技术相比，本实用新型的扬声器箱装配效率高，低频声学性能优。
Patent WO-2020147556-A1 (WO)
Title: 水凝胶储库脑电电极
Inventor: HAN BICHENG
IPC: A61B5/0478
Filed: 2019-12-27
Abstract: 一种水凝胶储库脑电电极，该水凝胶储库脑电电极包括被配置为储存电解液的储库箱（10）及被配置为承载水凝胶（30）的盖体（20），储库箱（10）与盖体（20）可拆卸连接；水凝胶（30）固定于盖体（20）的内腔，水凝胶（30）由盖体（20）的盖底面伸出，且水凝胶（30）内嵌设有银/氯化银电极（40），储库箱（10）内储存电解液的腔体与盖体（20）的内腔相通，被配置为电解液由腔体渗透到水凝胶（30）上；储库箱（10）远离盖体（20）的一端伸出有导线（50），被配置为输出检测到的脑电信号。
Patent WO-2021093114-A1 (WO)
Inventor: SONG QILONG
IPC: H04R7/02
Filed: 2019-12-28
Abstract: 本发明提供了一种振膜及发声装置，所述振膜包括中心部，所述中心部的表面具有第一连接区和第二连接区；所述第一连接区和所述第二连接区设有微纳米结构；所述第一连接区被配置为通过所述微纳米结构与音圈连接；所述第二连接区被配置为通过所述微纳米结构与硬质球顶连接。在振膜表面设置微纳米结构能够有效提高振膜与音圈、振膜与硬质球顶的连接强度，可以防止音圈脱落，避免硬质球顶与振膜剥离。
Patent WO-2020181889-A1 (WO)
Inventor: LI JIE
IPC: H04R9/06
Filed: 2019-12-30
Abstract: L'invention concerne un appareil de production de son à double face et un dispositif électronique. L'appareil comprend : un boîtier; un système de circuit magnétique disposé dans le boîtier et utilisé pour former un entrefer magnétique; et deux systèmes de vibration correspondant au système de circuit magnétique et disposés respectivement sur deux côtés opposés du boîtier le long de la direction de vibration. Chaque système de vibration comprend une bobine mobile et un amortisseur. Un fil conducteur de la bobine acoustique est connecté à l'amortisseur. L'amortisseur est directement ou indirectement connecté à un circuit externe pour former un espace de décharge au niveau de deux côtés opposés de l'espace magnétique. L'un des amortisseurs s'étend dans l'espace en relief et est relié à une extrémité libre d'une bobine acoustique correspondante.
Patent WO-2020199689-A1 (WO)
Title: Capillary focusing microbeam x-ray diffractometer
Inventor: CHENG LIN
IPC: G01N23/20008
Filed: 2019-12-31
Abstract: A capillary focusing microbeam X-ray diffractometer, comprising: an X-ray source system (1), an X-ray filter (9), a capillary convergence X-ray lens (10), a receiving slit (11), a three-dimensional sample table (12), a goniometer (13), an X-ray detector (6), an electronics system (7), a control system (14), and a computer (8). A sample is placed on the sample table (12). The X-ray source system (1), the X-ray filter (9), and the capillary convergence X-ray lens (10) are located on the same straight line and are mounted at one side of the goniometer (13). The receiving slit (11) and the X-ray detector (6) are located on the same straight line and are mounted at the other side of the goniometer (13). The X-ray detector (6) is electrically connected to the electronics system (7) and the computer (8) in sequence. The control system (14) is respectively electrically connected to the three-dimensional sample table (12), the goniometer (13), and the computer (8). The diffractometer has two analysis modes of micro-area X-ray diffraction analysis and micro-area energy dispersion X-ray fluorescence analysis. A phase structure of a small sample or a sample micro-area can be measured, and distribution of phases or elements can be detected by means of two-dimensional continuous scanning.
Patent WO-2020233135-A1 (WO)
Inventor: YING JIANGWEI
IPC: H04W72/04
Filed: 2020-01-08
Abstract: The present application provides a data processing method, apparatus and system, used for in group communication, an access network device to save a vehicle-to-everything (V2X) communication parameter of a group member device for a group control device, and successfully allocate a PC5 resource for the group member device according to the saved V2X communication parameter, so that the group member device can perform a V2X service on the allocated PC5 resource. The method provided by the present embodiments can be applied to a variety of communication systems, such as V2X, LTE-V, V2V, Internet of Vehicles, MTC, IoT, LTE-M, M2M, and Internet of Things. The method comprises: the access network device receives a V2X communication parameter of the group member device; the access network device saves the V2X communication parameter in the context of the group control device in a group to which the group member device belongs, the V2X communication parameter being used for allocating a PC5 resource for the group member device.
Patent WO-2020156076-A1 (WO)
Inventor: WEN XIAOJIE
IPC: B60R16/033
Filed: 2020-01-08
Abstract: 一种车辆电池的寿命预警方法，包括：获取车辆电池的输出电压从第一电压值降至第二电压值所用的第一时长（S100）；比较第一时长与基准时长的大小（S200）；根据比较结果选择性地发出预警信息（S300）。该方法的检测所用时间短，检测方便。
Patent WO-2020143723-A1 (WO)
Title: Data transmission method and apparatus
Inventor: XU XIUQIANG
IPC: H04W72/04
Filed: 2020-01-09
Abstract: The present application relates to the technical field of communications and provides a data transmission method and apparatus. The method comprises: a terminal receives, from a network device, first resource configuration information for configuring basic starting symbols corresponding to multiple sets of time domain resources and second resource configuration information for configuring starting symbol offsets corresponding to the multiple sets of time domain resources, and determines a starting symbol of each set of time domain resources according to the basic starting symbol and the starting symbol offset corresponding to each set of time domain resources in the multiple sets of time domain resources; the terminal sends data on at least one set of time domain resources in the multiple sets of time domain resources. The multiple sets of time domain resources are multiple sets of time domain resources having different starting symbols and used for unauthorized transmission, so that the terminal can select one set of time domain resources closest in time to send a reached data packet, so as to reduce a waiting delay of the data packet and improve the efficiency of data transmission.
Patent WO-2020147676-A1 (WO)
Inventor: SHEN MINGZHI
IPC: H04M1/72448
Filed: 2020-01-13
Abstract: 本公开实施例提供了一种信息的获取方法及终端。其中，该方法包括：获取第一用户的用户画像信息和至少一个第二用户的用户画像信息；根据第一用户的用户画像信息和第二用户的用户画像信息，确定第一信息；其中，第一信息中包括以下至少一项：第二用户的个人信息、第一用户与第二用户的相同特征信息；将第一信息显示于终端的第一屏幕中。
Patent WO-2020151751-A1 (WO)
Inventor: ZHANG ZHANG
IPC: H04W4/06
Filed: 2020-01-22
Abstract: Various embodiments of the present disclosure provide a method for platoon-based communications. The method which may be performed by a first network node comprises determining, at a radio layer, a group header of a device group which comprises at least a terminal device. The group header comprises at least one of: an application layer group header being responsible for management of the device group at an application layer, and a radio layer group header being responsible for management of the device group at the radio layer. According to the embodiments of the present disclosure, a radio layer group header may be appointed for a device group so that communication management on the device group can be performed at the radio level.
Patent WO-2021147059-A1 (WO)
Title: Display panel, fabrication method therefor and display apparatus
Inventor: XU ZHENGYIN
IPC: H01L51/50
Filed: 2020-01-23
Abstract: Provided are a display panel, a fabrication method therefor, and a display apparatus. The display panel comprises: an electron transport layer, which comprises an electron transport material; a first light-emitting layer, which is configured to emit light of a first color, and which comprises a first body material and a first doping material; a mixed material layer, which is located between the electron transport layer and the first light-emitting layer, and which comprises a first material and a second material. The first material is a body material used to form the light-emitting layer that emits the light of a first color, and the second material comprises an electron transport material. The service life of a light-emitting device that emits light of a first color can be greatly increased while essentially keeping the voltage and efficiency the same.
Patent WO-2021159251-A1 (WO)
Title: Devices, methods, apparatus and computer readable storage media for service management in a communication system
Inventor: WANG ZHI
IPC: H04W8/00
Filed: 2020-02-10
Abstract: Devices, methods, apparatus and computer readable storage media for service management in a communication system are provided. The method comprises determining, at a first device, a set of candidate service providers for providing a service to a second device in place of a current service provider based on a mapping between the second device and a plurality of service providers having an ability to provide the service (310) and transmitting a message indicating the set of candidate service providers to the second device (320). In this way, an optimized function maintenance solution under service-based system architecture can be realized, thereby enhancing network stability and improving system performance.
Patent WO-2021168841-A1 (WO)
Inventor: WU YONG
IPC: G01C21/30
Filed: 2020-02-28
Abstract: 本申请公开了一种定位方法及装置，可应用于车联网、智能驾驶、智能网联车等领域。获取第一坐标系相对于第二坐标系的信息，第一坐标系为测量设备使用的坐标系，第二坐标系为地图使用的坐标系，第一坐标系相对于第二坐标系的信息包括第一坐标系到第二坐标系的平移信息和旋转信息，其中平移信息为根据测量设备在第二坐标系的位置确定的，旋转信息为根据测量设备在第二坐标系的姿态确定；获取第一坐标系下的测量目标的位置，第一坐标系下的测量目标的位置为测量设备测量得到；根据第一坐标系相对于第二坐标系的信息和第一坐标系下的测量目标的位置，确定第二坐标系下的测量目标的位置。
Patent WO-2021142907-A1 (WO)
Title: Pneumatic nailer capable of adjusting nailing depth
Inventor: CAI SHENGYONG
IPC: B25C1/04
Filed: 2020-03-12
Abstract: A pneumatic nailer capable of adjusting the nailing depth, comprising a head (1), a body (2), a magazine device (3), a safety element (4) provided on the head, an adjustment mechanism, and a trigger device (5). The adjustment mechanism comprises a positioning pin (7) and an adjustment screw (8); the adjustment screw is located at the upper end of the positioning pin, and the bottom of the adjustment screw presses against the upper end of the positioning pin; the adjustment screw comprises a rod portion (9) and a head portion (10); an adjustment wheel (11) is fixed to the rod portion; a pressure spring (12) is provided between the adjustment wheel and the body; the pressure spring is sleeved on the rod portion; the head is provided with a limit seat (13) corresponding to the adjustment wheel; the limit seat is provided with an elongated protrusion (20) extending in a direction toward the adjustment wheel; multiple elongated grooves (21) matching the elongated protrusion are uniformly distributed on the outer wall of the adjustment wheel; the elongated protrusion is fastened in an elongated groove. According to the pneumatic nailer, the adjustment screw can be prevented from displacement during use, and the distance between the muzzle and the safety element can be accurately controlled, thereby preventing the nailing depth from deviation due to rotation of the adjustment screw during use.
Patent WO-2021142909-A1 (WO)
Inventor: HU DONGHAI
IPC: F04D29/70
Filed: 2020-03-13
Abstract: 一种用于极寒环境的燃料电池车辆空气滤清器装置，包括双转子盘式电机，盘式电机轴心为内壁壳体（3），内壁壳体（3）用于进排气、分级除湿和有害气体吸附；盘式电机与中壁壳体（4）固连，中壁壳体（4）内侧设有螺旋形脊突（14）；盘式电机还与外壁壳体（5）固连，外壁壳体（5）与中壁壳体（4）之间设有电阻丝加热组件（6），用于融化冰雪防止其堆积阻塞空气通道，外壁壳体（5）底端设有若干孔隙，底面内侧设有叶突（17）。还公开了一种空气滤清方法，含各种杂质的空气由螺旋通道向下，使得杂质进行离心运动，落在外壁壳体底面上，叶突旋转将大颗粒杂质排出空隙；随后空气进入内壁壳体中，经分级除湿和有害气体吸除后排出。该空气滤清器装置解决了现有空气滤清器自清洁性能弱、滤芯被凝结液滴阻塞以及空气通路被冰雪堵塞的问题。