摘要：【中文】本公开涉及一种管接头、发动机总成及车辆，其中，管接头用于将管路与第一基体的安装孔连通，安装孔的孔底形成为缩径部，管接头包括：芯管，包括直管部和形成在直管部的一端的径向凸出的第一波纹段，芯管为金属管；以及安装部，构造为中空结构，安装部套设在直管部外部并被第一波纹段轴向限位，管接头能够伸入到安装孔中并通过安装部锁紧在第一基体上，以使第一波纹段被轴向挤压在安装部的端部和孔底之间，且第一波纹段的波峰径向抵顶在安装孔的内壁上，安装孔与第一基体内部的流道连通，芯管的内径大于或等于流道的内径。安装管接头，挤压作用使第一波纹段的波峰沿径向向外延伸并抵顶在安装孔内壁上，起密封作用。本公开管接头零件少、便于安装。 【EN】The present disclosure relates to a coupling, engine assembly and vehicle, wherein, the coupling is used for the mounting hole intercommunication with pipeline and first base member, and the hole bottom of mounting hole forms to undergauge portion, and the coupling includes: the core pipe comprises a straight pipe part and a first corrugated section which is formed at one end of the straight pipe part and protrudes in the radial direction, and the core pipe is a metal pipe; the installation part is of a hollow structure, the installation part is sleeved outside the straight pipe part and is axially limited by the first corrugated section, the pipe joint can stretch into the installation hole and is locked on the first base body through the installation part, so that the first corrugated section is axially extruded between the end part and the hole bottom of the installation part, the wave crest of the first corrugated section radially abuts against the inner wall of the installation hole, the installation hole is communicated with the flow channel inside the first base body, and the inner diameter of the core pipe is larger than or equal to the inner diameter of the flow channel. And the pipe joint is installed, and the wave crest of the first corrugated section extends outwards along the radial direction under the extrusion action and is propped against the inner wall of the installation hole to play a sealing role. The pipe joint has few parts and is convenient to mount.

摘要：【中文】本发明涉及一种可调流量阀芯，其包括阀芯座，阀腔被划分为上腔和下腔；下腔内设置有将下腔分割成上阀腔和下阀腔的分隔件；下阀腔设置有进水口和出水口；分隔件具有固定部、封口部以及连接固定部和封口部的变形部，封口部对应出水口设置以使进水口和出水口连通或断绝；阀芯座设置有将周向转动转化为轴向运动的调节装置，上阀腔的顶部为可形变并为将阀腔划分为上腔和下腔的挤压件，挤压件连接调节装置并能在调节装置的轴向运动下调节上阀腔的压力大小以作用封口部而调整封口部与出水口之间的间隙。本发明的优点在于结构简单，不会因各部件磨损或各部件间存在污垢导致部件的配合存在更大误差，导致出现卡死导致无法实现流量的可调节功能。 【EN】The invention relates to an adjustable flow valve core, which comprises a valve core seat, wherein a valve cavity is divided into an upper cavity and a lower cavity; a separator for dividing the lower cavity into an upper valve cavity and a lower valve cavity is arranged in the lower cavity; the lower valve cavity is provided with a water inlet and a water outlet; the separator is provided with a fixing part, a sealing part and a deformation part for connecting the fixing part and the sealing part, and the sealing part is arranged corresponding to the water outlet so as to enable the water inlet and the water outlet to be communicated or disconnected; the valve core seat is provided with an adjusting device which converts circumferential rotation into axial movement, the top of the upper valve cavity is a deformable extrusion piece which divides the valve cavity into an upper cavity and a lower cavity, and the extrusion piece is connected with the adjusting device and can adjust the pressure of the upper valve cavity under the axial movement of the adjusting device so as to act on the sealing part and adjust the gap between the sealing part and the water outlet. The flow rate adjusting device has the advantages of being simple in structure, and being free of the problem that the flow rate adjusting function cannot be achieved due to the fact that the flow rate adjusting device is locked due to the fact that larger errors exist in the matching of parts caused by abrasion of the parts or dirt among the parts.

摘要：【中文】本发明涉及电力设备技术领域，具体公开一种发电机拖车底盘，包括：承载机构，所述承载机构的中间位置开设有若干供固定发电机用的螺栓孔，所述承载机构还设有供牵引车挂接用的牵引孔；后轮组件，所述后轮组件安装于所述承载机构远离所述牵引孔的一端；支撑组件，所述支撑组件位于所述后轮组件和牵引孔之间并与所述承载机构可拆卸连接，所述支撑组件与所述后轮组件配合以支撑和固定所述承载机构。本发明提供一种发电机拖车底盘，能有效解决使用发电机作业必须多次上下搬运的问题。 【EN】The invention relates to the technical field of power equipment, and particularly discloses a generator trailer chassis, which comprises: the middle position of the bearing mechanism is provided with a plurality of bolt holes for fixing the generator, and the bearing mechanism is also provided with a traction hole for hanging the tractor; the rear wheel assembly is arranged at one end, far away from the traction hole, of the bearing mechanism; the supporting assembly is positioned between the rear wheel assembly and the traction hole and detachably connected with the bearing mechanism, and the supporting assembly is matched with the rear wheel assembly to support and fix the bearing mechanism. The invention provides a generator trailer chassis which can effectively solve the problem that a generator needs to be carried up and down for multiple times during operation.

摘要：【中文】本发明涉及用于从甲酸高效生成氢的通过氮‑氢臂去质子/吡啶去芳化的金属‑配体协同催化。本发明描述了磷酸氨基钳型配体，其金属配合物以及包括这种金属配合物的催化方法，其中这些配合物被发现可将甲酸转换成氢气及二氧化碳而实质上不会产生一氧化碳。 【EN】The present invention relates to metal-ligand concerted catalysis by nitrogen-hydrogen arm deprotonation/pyridine dearomatization for efficient hydrogen generation from formic acid. Phosphoramido pincer ligands, metal complexes thereof, and catalytic processes including such metal complexes are described, wherein these complexes have been found to convert formic acid to hydrogen and carbon dioxide without the production of substantial carbon monoxide.

摘要：【中文】本发明公开了一种基于二次协作表示鉴别投影的鲁棒人脸识别方法，通过第一次协作表示筛选出与训练样本联系较为紧密的K类样本，通过第二次协作表示线性重构训练样本获取重构系数，并通过重构系数构造样本的类内图与类间图刻画样本的内聚性与分离性，然后通过最大化类间散度同时最小化类内散度获得投影矩阵，最后利用所获得的投影矩阵提取待识别样本与所有训练样本的特征，并由分类准则判断待识别样本的类标。本发明利用协作表示重构训练样本，可有效处理由于光照、遮挡、人脸姿态、表情变化引起的识别错误问题，可更有效、准确地表达训练样本，可满足实际应用中对人脸识别的高精度需求。 【EN】The invention discloses a robust face recognition method based on secondary cooperation representation identification projection, which comprises the steps of screening K samples which are closely related to a training sample through primary cooperation representation, linearly reconstructing the training sample through secondary cooperation representation to obtain a reconstruction coefficient, constructing cohesion and separation of an intra-class image and an inter-class image of the sample through the reconstruction coefficient, obtaining a projection matrix through maximizing inter-class divergence and simultaneously minimizing intra-class divergence, extracting the characteristics of the sample to be recognized and all training samples by using the obtained projection matrix, and judging the class marks of the sample to be recognized according to a classification criterion. The method utilizes the cooperative expression to reconstruct the training sample, can effectively solve the problem of recognition errors caused by illumination, shielding, human face posture and expression change, can more effectively and accurately express the training sample, and can meet the high-precision requirement on human face recognition in practical application.

摘要：【中文】本发明提供一种基于热电器件的FPC连接电路的印刷装置，包括：机架；印刷台面，设置在机架的上表面，所述印刷台中间设置有印刷网版；滑动印刷架，设置在印刷台面的上端面，所述滑动印刷架可沿所述印刷台面的长度方向直线滑动，滑动印刷架上还设有印刷头；印刷头，设置在所述滑动印刷架的下方，印刷头朝向所述印刷台面，且可相对滑动印刷架作上下滑动，印刷头上还固定设置有刮墨刀。采用这种结构的丝网印刷装置在对FPC电路板进行印刷时，先后一批安装在印刷台面20上的基材经印刷头50印刷后能够保证所得的印刷电路不会因为在印刷过程中基材的移位而导致印刷效果不一致的现象，从而确保了印刷品质的一致性，而且印刷耗时短，装卸方便快捷。 【EN】The invention provides a printing device of FPC connecting circuit based on thermoelectric device, comprising: a frame; the printing table top is arranged on the upper surface of the frame, and a printing screen is arranged in the middle of the printing table; the sliding printing frame is arranged on the upper end surface of the printing table top, can linearly slide along the length direction of the printing table top, and is also provided with a printing head; the printing head is arranged below the sliding printing frame, faces the printing table board, can slide up and down relative to the sliding printing frame, and is fixedly provided with a doctor blade. When the screen printing device adopting the structure is used for printing the FPC circuit board, a batch of base materials arranged on the printing table board 20 can be printed by the printing head 50, and the phenomenon that the printing effect is inconsistent due to the displacement of the base materials in the printing process can be avoided, so that the consistency of the printing quality is ensured, the printing time is short, and the mounting and dismounting are convenient and fast.

摘要：【中文】本发明提供一种应用于热电模组层形结构的柔性电路基板的加压装置，沿薄膜运动方向，依次紧密设置有薄膜输送部、薄膜加压部、薄膜卷绕部；薄膜输送部，包括至少一组供膜装置，所述薄膜输送筒上卷绕有薄膜，所述供膜装置还包括与所述薄膜输送筒配对的导向轮；薄膜加压部，包括竖直平行放置的上层压板和下层压板，所述上层压板由驱动装置带动下沿竖直方向直线运动；薄膜卷绕部，包括收卷筒和安装架，所述收卷筒转动设置于所述安装架。通过本发明提供的薄膜加压装置制造的柔性基板相较于传统的浆料生产制造的厚膜基板，柔性好，柔性基板的品质一致性好，而且整个装置在运行过程中能耗小，节省资源。 【EN】The invention provides a pressurizing device applied to a flexible circuit substrate with a thermoelectric module layer-shaped structure, which is sequentially and tightly provided with a film conveying part, a film pressurizing part and a film winding part along the moving direction of a film; the film conveying part comprises at least one group of film supplying devices, a film is wound on the film conveying cylinder, and the film supplying devices further comprise guide wheels matched with the film conveying cylinder; the film pressing part comprises an upper laminated plate and a lower laminated plate which are vertically and parallelly arranged, and the upper laminated plate is driven by the driving device to linearly move along the vertical direction; the film winding part comprises a winding drum and an installation frame, and the winding drum is rotatably arranged on the installation frame. Compared with a thick film substrate manufactured by traditional slurry production, the flexible substrate manufactured by the thin film pressurizing device provided by the invention has good flexibility and good quality consistency, and the whole device has low energy consumption in the operation process and saves resources.

摘要：【中文】本发明涉及显示屏检测技术领域，且公开了一种具有任意角度对比检测的LED显示屏亮度辅助检测装置，包括底座，所述齿轮的下侧设置有弧形金属片，固定杆的上端设置有金属球，L型杆的上部设置有与下转盘相对应的上转盘，右水平杆连接有第一摆杆，第一齿盘连接有第二齿盘，第二齿盘的左端连接有第二摆杆，第二摆杆的左端连接有左水平杆。通过齿轮上的弧形金属片与金属球接触，通过亮度检测仪检测显示屏的发光角度和亮度，连通弧形金属片与金属球整体电路，驱动装置通过转轴带动下转盘反向转动原来转动角度的两倍，这一结构解决了现有的LED显示屏亮度检测装置手动转动的角度不精确，从而导致检测数据不精确的问题。 【EN】The invention relates to the technical field of display screen detection, and discloses an LED display screen brightness auxiliary detection device with any angle contrast detection. Through arc sheetmetal and the contact of metal ball on the gear, detect the luminous angle and the luminance of display screen through the luminance detection appearance, intercommunication arc sheetmetal and metal ball overall circuit, drive arrangement drives the twice of the original turned angle of lower carousel antiport through the pivot, and the manual pivoted angle inaccuracy of current LED display screen luminance detection device has been solved to this structure to lead to detecting the inaccurate problem of data.

摘要：【中文】一种薄型窄框的显示器以及其外框件。该显示器包括一背光模块、一后壳件、一外框件以及一面板模块；该背光模块包括一背板以及设置于该背板上且用以提供背光源的一发光组件；该后壳件覆盖该背光模块；该外框件包括一外框本体、至少一第一结合部以及一第二结合部，该至少一第一结合部与该第二结合部沿一侧向方向间隔地设置于该外框本体的一背侧，该至少一第一结合部在该侧向方向结合于该背板，该第二结合部位于该至少一第一结合部远离该背光模块的一侧且在该侧向方向结合于该后壳件；该面板模块固定于该外框本体的相对于该背侧的一前侧且用以显示影像画面。本发明给使用者提供较佳的视觉体验，具有结构简单、操作方便的优点，可轻松组装显示器。 【EN】A thin narrow frame display and its frame member. The display comprises a backlight module, a rear shell piece, an outer frame piece and a panel module; the backlight module comprises a back plate and a light-emitting component which is arranged on the back plate and is used for providing a backlight source; the back shell covers the backlight module; the outer frame component comprises an outer frame body, at least one first combining part and a second combining part, the at least one first combining part and the second combining part are arranged on a back side of the outer frame body at intervals along a lateral direction, the at least one first combining part is combined with the back plate in the lateral direction, and the second combining part is positioned on one side of the at least one first combining part, which is far away from the backlight module, and is combined with the rear shell component in the lateral direction; the panel module is fixed on a front side of the outer frame body opposite to the back side and is used for displaying image pictures. The invention provides better visual experience for users, has the advantages of simple structure and convenient operation, and can easily assemble the display.

摘要：【中文】本发明公开一种服务器，其包括外壳、内壳、电子元件、散热器以及风扇。外壳具有第一通风口与第二通风口。内壳设置在外壳内，使得空气通道定义于内壳与外壳之间。空气通道具有第一端与第二端，第一通风口位于第一端附近，并且第二通风口位于空气通道的第二端附近。电子元件位于内壳中。散热器至少部分地位于空气通道中，使得散热器与内壳中的电子元件热交换。风扇位于并配置以使空气通过第一通风口进入空气通道，流过至少一部分的空气通道，并流过至少一部分的散热器，并通过第二通风口离开空气通道。 【EN】The invention discloses a server which comprises an outer shell, an inner shell, an electronic element, a radiator and a fan. The housing has a first vent and a second vent. The inner housing is disposed within the outer housing such that an air passage is defined between the inner housing and the outer housing. The air channel has a first end and a second end, the first vent is located near the first end, and the second vent is located near the second end of the air channel. The electronic component is located in the inner case. The heat sink is at least partially located in the air passage such that the heat sink is in thermal communication with the electronic component in the inner case. The fan is positioned and configured such that air enters the air channel through the first vent, flows through at least a portion of the air channel, flows through at least a portion of the heat sink, and exits the air channel through the second vent.