摘要：【中文】本发明公开了一种波导腔体滤波器，采用多个重入式谐振腔通过脊波导连通，通过锐角弯折滤波器的主通道以方便实现交叉耦合，通过在输入波导和输出波导中设置金属柱改善第一谐振腔和最后一个谐振腔与输入波导和输出波导之间的耦合，实现了一种体积较小的、带宽较宽的、低插损的、具有较陡带外抑制特性并具有较远寄生通带的紧凑型波导滤波器。这种波导腔体滤波器可以用于对滤波器的性能要求较高的场合，特别是在卫星通信的接受系统中滤除5G基站干扰信号。 【EN】The invention discloses a waveguide cavity filter, which adopts a plurality of reentrant resonant cavities which are communicated through ridge waveguides, conveniently realizes cross coupling by bending a main channel of the filter at an acute angle, improves the coupling between a first resonant cavity and a last resonant cavity as well as an input waveguide and an output waveguide by arranging metal columns in the input waveguide and the output waveguide, and realizes a compact waveguide filter which has small volume, wide bandwidth, low insertion loss, steep out-of-band rejection characteristic and far parasitic pass band. The waveguide cavity filter can be used in occasions with higher requirements on the performance of the filter, and particularly can be used for filtering 5G base station interference signals in a satellite communication receiving system.

摘要：【中文】本发明公开了一种基于磁悬浮轴承的车载燃料电池气体压缩机，其包括电机、对称设于电机上的两个磁悬浮轴承、至少一个叶轮组件，叶轮组件设于两个磁悬浮轴承之间，电机驱动位于两个磁悬浮轴承之间的一体化压缩机轴系作旋转运动，带动叶轮组件对气体进行压缩，为汽车发动机提供动力。与传统的空气压缩机相比，一方面，叶轮组件设于磁悬浮轴承的内侧，降低了压缩机端部的质量，同时，轴系承载轴径不受轴承尺寸的制约，可加大轴径，提高轴系的刚度，升高柔性模态频率，提高压缩机的最高转速和功率密度；另一方面由于磁悬浮轴承的工作不受外部气流扰动影响，通过一体化加强风道增强电机的散热能力，进一步提高压缩机的功率密度，减小压缩机的体积。 【EN】The invention discloses a vehicle-mounted fuel cell gas compressor based on magnetic suspension bearings, which comprises a motor, two magnetic suspension bearings symmetrically arranged on the motor and at least one impeller assembly, wherein the impeller assembly is arranged between the two magnetic suspension bearings, and the motor drives an integrated compressor shaft system positioned between the two magnetic suspension bearings to rotate so as to drive the impeller assembly to compress gas and provide power for an automobile engine. Compared with the traditional air compressor, on one hand, the impeller assembly is arranged on the inner side of the magnetic suspension bearing, so that the quality of the end part of the compressor is reduced, and meanwhile, the bearing shaft diameter of the shaft system is not limited by the size of the bearing, so that the shaft diameter can be increased, the rigidity of the shaft system is improved, the flexible modal frequency is increased, and the highest rotating speed and the power density of the compressor are improved; on the other hand, because the work of the magnetic suspension bearing is not influenced by the disturbance of external air flow, the heat dissipation capacity of the motor is enhanced through the integrated reinforced air channel, the power density of the compressor is further improved, and the volume of the compressor is reduced.

摘要：【中文】本发明公布了一种紧凑型波导双向耦合器，包括一根矩形波导管，位于所述波导管的沿Y方向的一个或两个H面上并与所述波导管连通的两个耦合孔，位于每个所述耦合孔附近并与之连通的耦合腔，位于每一个所述耦合腔中的一根耦合导体，内导体伸入每个所述耦合腔中并与其中的所述耦合导体的两端分别连通的两个同轴接头。通过采用波导型材作为波导管，将显著降低制造成本；通过将两套耦合结构在波导轴线方向齐平布置，将显著缩短器件的长度；通过将耦合结构偏离波导宽边中心设置，将大大提高器件的功率容量。该器件还具有平坦的耦合系数频率响应和高的方向性系数，可以广泛用于雷达、导弹制导、通信及微波加热等领域。 【EN】The invention discloses a compact waveguide bidirectional coupler which comprises a rectangular waveguide tube, two coupling holes, a coupling cavity and two coaxial connectors, wherein the two coupling holes are positioned on one or two H surfaces of the waveguide tube along the Y direction and are communicated with the waveguide tube, the coupling cavity is positioned near each coupling hole and is communicated with the coupling hole, the coupling conductor is positioned in each coupling cavity, and the inner conductor extends into each coupling cavity and is respectively communicated with two ends of the coupling conductor. By adopting the waveguide section as the waveguide tube, the manufacturing cost is obviously reduced; the two sets of coupling structures are arranged in a flush mode in the axial direction of the waveguide, so that the length of the device is shortened remarkably; the power capacity of the device is greatly improved by arranging the coupling structure to deviate from the center of the wide edge of the waveguide. The device also has flat coupling coefficient frequency response and high directivity coefficient, and can be widely applied to the fields of radar, missile guidance, communication, microwave heating and the like.

摘要：【中文】本发明涉及轴承保护技术领域，具体涉及一种磁悬浮轴承系统的备用轴承装置，磁悬浮轴承系统包括：壳体、设于壳体中的转子、磁轴承和备用轴承装置，备用轴承装置与磁轴承相配，作为磁轴承的备用，备用轴承装置用于承载转子并设置在转子的两侧，备用轴承装置包括备用轴承和阻尼组件，阻尼组件的内部与备用轴承连接，阻尼组件的外表面与壳体配合，阻尼组件包括压电阻尼器，压电阻尼器包括：阻尼元件和与阻尼元件串联的电阻元件，阻尼元件由压电材料制成。本发明的备用轴承装置通过压电阻尼器将备用轴承的震动和冲击能量转化为电能，并由电阻元件消耗掉，从而达到保证备用轴承可靠运行的目的。 【EN】The invention relates to the technical field of bearing protection, in particular to a standby bearing device of a magnetic suspension bearing system, wherein the magnetic suspension bearing system comprises: casing, locate rotor, magnetic bearing and the spare bearing device in the casing, spare bearing device matches with the magnetic bearing, as the reserve of magnetic bearing, spare bearing device is used for bearing the weight of the rotor and sets up the both sides at the rotor, spare bearing device includes spare bearing and damping subassembly, and the inside and the spare bearing of damping subassembly are connected, and the surface and the casing cooperation of damping subassembly, damping subassembly include the piezoelectric damper, and the piezoelectric damper includes: a damping element and a resistive element in series with the damping element, the damping element being made of a piezoelectric material. The backup bearing device converts the vibration and impact energy of the backup bearing into electric energy through the piezoresistor damper, and the electric energy is consumed by the resistor element, so that the purpose of ensuring the reliable operation of the backup bearing is achieved.

摘要：【中文】本发明公开了一种柔性金属‑有机框架材料及其制备方法和应用，属于轻烃化合物分离领域。本发明基于金属盐和羧酸‑吡啶基化合物的配位反应，设计合成了一种柔性金属‑有机框架材料。本发明所制备的柔性金属‑有机框架材料在室温下对特定的气体分子表现出独特的“开门”吸附效应和强的吸附能力，从而具有优异的混合气体分离性能。该柔性金属‑有机框架材料对多种轻烃化合物，如C2烃类、C3烃类、C4烃类、CO₂和乙炔等的混合物，具有良好的分离性能，能够有效解决传统轻烃化合物分离手段中耗能高、低效性、高危险性等问题，大大提高了金属‑有机框架材料在轻烃化合物分离领域的应用性。 【EN】The invention discloses a flexible metal-organic framework material and a preparation method and application thereof, belonging to the field of light hydrocarbon compound separation. The invention designs and synthesizes a flexible metal-organic framework material based on the coordination reaction of metal salt and carboxylic acid-pyridyl compound. The flexible metal-organic framework material prepared by the invention has unique door-opening adsorption effect and strong adsorption capacity on specific gas molecules at room temperature, thereby having excellent mixed gas separation performance. The flexible metal-organic framework material is used for treating various light hydrocarbon compounds, such as C2 hydrocarbons and C3 hydrocarbonsHydrocarbons, C4 hydrocarbons, CO₂The mixture of the metal-organic framework material and acetylene has good separation performance, can effectively solve the problems of high energy consumption, low efficiency, high risk and the like in the traditional light hydrocarbon compound separation means, and greatly improves the applicability of the metal-organic framework material in the light hydrocarbon compound separation field.

摘要：【中文】本发明公开了一种会计用数据文档存储装置及其使用方法，包括柜体，所述柜体的内腔固定连接有第一横板，所述第一横板顶部的两侧均活动连接有竖杆，所述竖杆的顶部与柜体内腔的顶部活动连接，所述竖杆的表面套设有套管，所述套管的表面固定套设有放置盘。本发明具备对会计数据文档分类存放，便于快速取用，对会计数据文档固定夹持，可减震缓冲的优点，解决了现有的会计数据文档存储柜结构简单，不便于对会计数据文档分类存放，造成文档存放混乱，在取用文档时寻找困难，不能够对文档进行固定存放，在移动存储柜时容易造成文档掉落，不具有减震功能，降低了会计文档存储柜的适用性，不便于人们使用的问题。 【EN】The invention discloses a data file storage device for accountants and a using method thereof. The invention has the advantages of classified storage of accounting data documents, convenient and fast taking, fixed clamping of accounting data documents and shock absorption and buffering, and solves the problems that the existing accounting data document storage cabinet has a simple structure, is inconvenient for classified storage of accounting data documents, causes document storage disorder, is difficult to find when taking documents, cannot fixedly store the documents, is easy to cause document falling when moving the storage cabinet, does not have the shock absorption function, reduces the applicability of the accounting data document storage cabinet, and is inconvenient for people to use.

摘要：【中文】本发明公开了一种静音变频发电机，所述发电机包括由上壳体和下壳体构成的壳体总成，在下壳体内设置有发动机，在发动机两侧分布设置有消声器和带有冷却风扇的定转子组件；在壳体总成内设置有导风罩和导流罩，导风罩包围所述定转子组件，导流罩包围所述发动机与所述消声器；在壳体总成内还设置有油箱、燃油输送单元和逆变器单元，油箱和燃油输送单元设置于发动机一侧并远离所述逆变器单元。本发明具有结构设计巧妙、使用可靠的优点，采用它能够在不增加整机的尺寸的同时增大油箱容积，保证了发电机的散热性能，此外，有效地降低了由于燃油管路破损，燃油泄露导致的火灾风险；并且，由于上、下壳体一体成型的独特设置方式还减少了制造和装配成本。 【EN】The invention discloses a mute variable frequency generator, which comprises a shell assembly consisting of an upper shell and a lower shell, wherein an engine is arranged in the lower shell, and a silencer and a stator-rotor assembly with a cooling fan are distributed on two sides of the engine; an air guide cover and an air guide cover are arranged in the shell assembly, the air guide cover surrounds the fixed rotor assembly, and the air guide cover surrounds the engine and the silencer; an oil tank, a fuel oil delivery unit and an inverter unit are further arranged in the shell assembly, and the oil tank and the fuel oil delivery unit are arranged on one side of the engine and are far away from the inverter unit. The invention has the advantages of ingenious structural design and reliable use, can increase the volume of the oil tank without increasing the size of the whole machine, ensures the heat radiation performance of the generator, and effectively reduces the fire risk caused by fuel leakage due to the damage of a fuel pipeline; and, because the unique arrangement mode that upper and lower casing integrated into one piece has still reduced manufacturing and assembly cost.

摘要：【中文】本公开是关于一种配网方法及装置、电子设备及存储介质。所述方法包括：确定具有相同第一网络标识的多个备选路由器；其中，所述多个备选路由器中包括目标路由器；分别与所述多个备选路由器建立第一连接，并基于与所述目标路由器之间的第一连接，接收所述目标路由器发送的第二网络标识；基于所述第二网络标识，建立与所述目标路由器的第二连接，以通过所述第二连接与第二设备进行交互。通过该方法，提升了配网过程的智能性、正确性以及安全性。 【EN】The disclosure relates to a network distribution method and device, electronic equipment and a storage medium. The method comprises the following steps: determining a plurality of alternative routers with the same first network identification; wherein, the plurality of alternative routers comprise a target router; establishing first connections with the multiple alternative routers respectively, and receiving a second network identifier sent by the target router based on the first connection with the target router; and establishing a second connection with the target router based on the second network identification so as to interact with a second device through the second connection. By the method, the intelligence, the correctness and the safety of the distribution network process are improved.

摘要：【中文】本公开是关于一种配网方法及装置、电子设备及存储介质。所述方法包括：根据预定存储的第一网络标识，与路由器建立第一连接；基于所述第一连接，从所述路由器获取第二网络标识；基于所述第二网络标识，建立与所述路由器的第二连接，以通过所述第二连接与第二设备进行交互。通过该方法，无需用户手动配网，提升了配网过程的智能性；且用于入网以使得第一设备可与第二设备进行信息交互的第二网络标识通过路由器发送，提升了配网过程的安全性。 【EN】The disclosure relates to a network distribution method and device, electronic equipment and a storage medium. The method comprises the following steps: establishing a first connection with a router according to a first network identifier stored in advance; acquiring a second network identification from the router based on the first connection; and establishing a second connection with the router based on the second network identification so as to interact with a second device through the second connection. By the method, a user does not need to manually distribute the network, so that the intelligence of the network distribution process is improved; and the second network identifier used for accessing the network so that the first equipment can perform information interaction with the second equipment is sent through the router, and the safety of the network distribution process is improved.

摘要：【中文】本公开提供了一种网络连接方法、装置、终端及存储介质，属于计算机技术领域。该方法包括：获取多个智能设备的设备信息；响应于接收到批量配置指令，根据多个智能设备的设备信息，依次与多个智能设备建立连接；并通过建立的连接向对应智能设备发送网络配置信息，以便对应智能设备根据接收到的网络配置信息进行网络连接。提供了一种为多个智能设备配置网络的方式，仅需触发批量连接指令，即可自动将多个智能设备与接入点连接，无需用户执行多次步骤，操作简单，节省操作时间。 【EN】The disclosure provides a network connection method, a network connection device, a terminal and a storage medium, and belongs to the technical field of computers. The method comprises the following steps: acquiring equipment information of a plurality of intelligent equipment; in response to receiving the batch configuration instruction, establishing connection with the plurality of intelligent devices in sequence according to the device information of the plurality of intelligent devices; and sending the network configuration information to the corresponding intelligent equipment through the established connection so that the corresponding intelligent equipment can carry out network connection according to the received network configuration information. The method for configuring the network for the plurality of intelligent devices is provided, the plurality of intelligent devices can be automatically connected with the access point only by triggering batch connection instructions, a user does not need to execute multiple steps, the operation is simple, and the operation time is saved.