摘要：【中文】本发明公开了一种用于3D打印金属粉末分级的涡流选粉机，属于粉体物料分级技术领域，包括设有一次进风口和粗粉出口的选粉室、转动连接于选粉室上的转轴、固设于转轴上且位于选粉室内的笼型转子、用于驱动转轴转动的驱动装置，选粉室上连通设置有集气室，且选粉室内部固设有带引射孔的布风板，集气室上设有细粉出口；转轴转动连接于集气室上、且另一端转动连接于布风板上；笼型转子靠近集气室的端面上固设有撒料板，选粉室上固设有位于撒料板上方的进料口、沿笼型转子周向设置的固定挡板、位于固定挡板和笼型转子之间能上下调节的可调挡板。本发明能直接利用涡流选粉机及其原理，撒料均匀，气流作用力强，可对金属粉末进行高精度分级。 【EN】The invention discloses a vortex powder concentrator for grading 3D printed metal powder, which belongs to the technical field of powder material grading and comprises a powder selecting chamber, a rotating shaft, a cage-shaped rotor and a driving device, wherein the powder selecting chamber is provided with a primary air inlet and a coarse powder outlet; the rotating shaft is rotationally connected to the gas collection chamber, and the other end of the rotating shaft is rotationally connected to the air distribution plate; the end face of the cage type rotor close to the gas collection chamber is fixedly provided with a material scattering plate, and the powder selection chamber is fixedly provided with a feed inlet positioned above the material scattering plate, a fixed baffle arranged along the circumferential direction of the cage type rotor and an adjustable baffle positioned between the fixed baffle and the cage type rotor and capable of being adjusted up and down. The invention can directly utilize the vortex powder concentrator and the principle thereof, has uniform material scattering and strong airflow acting force, and can carry out high-precision classification on metal powder.

摘要：【中文】本发明公开了一种节能涡流选粉机，属于粉体分选技术领域，包括设有进料口、进风口、粗粉出口、细粉出口的选粉室、设于选粉室内且位于细粉出口处的笼型转子、固设于选粉室上用于驱动笼型转子转动的驱动装置，所述细粉出口处固设有利用细粉出口处能量较高的旋转气流将细粉物料喷出的锥形喷嘴，所述锥形喷嘴的另一端连接有细粉收集器，所述细粉收集器上设有气流出口和细粉收集口。本发明利用细粉出口处具有较高旋转动能的气流实现细粉的分离和收集，有效提高了能量的利用率，同时省去了旋风分离器，节省了生产成本。 【EN】The invention discloses an energy-saving vortex powder concentrator, which belongs to the technical field of powder sorting and comprises a powder sorting chamber, a cage-shaped rotor and a driving device, wherein the powder sorting chamber is provided with a feeding hole, an air inlet, a coarse powder outlet and a fine powder outlet, the cage-shaped rotor is arranged in the powder sorting chamber and positioned at the fine powder outlet, the driving device is fixedly arranged on the powder sorting chamber and used for driving the cage-shaped rotor to rotate, a conical nozzle for ejecting fine powder materials by utilizing high-energy rotary airflow at the fine powder outlet is fixedly arranged at the fine powder outlet, the other end of the conical nozzle is connected with a fine powder collector, and the fine powder. The invention realizes the separation and collection of the fine powder by utilizing the airflow with higher rotational kinetic energy at the fine powder outlet, effectively improves the utilization rate of energy, simultaneously saves a cyclone separator and saves the production cost.

摘要：【中文】本发明提供了一种管廊转折结构及其组合曲线设计方法、综合管廊，该管廊转折结构包括至少一个曲线转折段，所述曲线转折段具有内侧曲线廊道壁和外侧曲线廊道壁，所述内侧曲线廊道壁和所述外侧曲线廊道壁均包括依次连接的第一廊道壁、第二廊道壁和第三廊道壁，其中：所述第一廊道壁具有圆曲线内凹表面，所述第二廊道壁具有直线表面，所述第三廊道壁具有圆曲线外凸表面，所述圆曲线内凹表面具有第一曲率半径，所述圆曲线外凸表面具有第二曲率半径。本发明的管廊转折结构及其组合曲线设计方法、综合管廊，解决了管廊通风不畅及人员和/或设备顺畅通行的问题。 【EN】The invention provides a pipe gallery turning structure, a combined curve design method thereof and a comprehensive pipe gallery, wherein the pipe gallery turning structure comprises at least one curve turning section, the curve turning section is provided with an inner curve gallery wall and an outer curve gallery wall, and the inner curve gallery wall and the outer curve gallery wall respectively comprise a first gallery wall, a second gallery wall and a third gallery wall which are sequentially connected, wherein: the first gallery wall has a round-curved inner concave surface, the second gallery wall has a linear surface, the third gallery wall has a round-curved outer convex surface, the round-curved inner concave surface has a first radius of curvature, and the round-curved outer convex surface has a second radius of curvature. The pipe gallery turning structure, the design method of the combined curve of the pipe gallery turning structure and the comprehensive pipe gallery solve the problems that the ventilation of the pipe gallery is not smooth and people and/or equipment smoothly pass.

摘要：【中文】本发明公开了一种火箭起竖车吊点自动对中控制方法，该方法实现的步骤是首先建立空间坐标系，标定吊点的初始位置；然后通过坐标系平面内激光测距仪发出射线照射助推火箭表面的方式计算出助推火箭被激光测距仪测量的水平平面的圆心坐标；最后调整吊点移动至圆心坐标位置。本发明的方法能够提供对中过程中吊点与助推火箭轴线实时相对位置偏差，实现吊点与助推火箭快速对中，不需在助推火箭本身安装任何装置且满足准确定位。 【EN】The invention discloses a method for controlling automatic centering of a lifting point of a rocket lifting car, which comprises the steps of firstly establishing a space coordinate system and calibrating the initial position of the lifting point; then calculating the circle center coordinate of the horizontal plane of the booster rocket measured by the laser range finder in a mode that the laser range finder emits rays to irradiate the surface of the booster rocket in the plane of the coordinate system; and finally, adjusting the lifting point to move to the coordinate position of the circle center. The method can provide the real-time relative position deviation between the lifting point and the axis of the booster rocket in the centering process, realize the quick centering of the lifting point and the booster rocket, do not need to install any device on the booster rocket, and meet the requirement of accurate positioning.

摘要：【中文】本发明公开了一种多级火箭运输起竖车，属于航天地面保障装备技术领域。该保障车包括运输车、支撑调节系统、起竖臂总成、主起竖油缸、支撑座和升降系统；起竖臂总成的一端铰接在运输车的尾部，起竖臂的另一端的底部设有辅助支撑臂；主起竖油缸布置在起竖臂总成内侧；支撑调节系统安装在起竖臂总成上，具有对多级箭体的支撑、锁紧和四自由度调节功能，实现多级箭体之间、箭体与支撑座之间的对接；支撑座连接在起竖臂总成的尾部，可实现起竖后箭体垂直度调整并提供支撑；升降系统安装在起竖臂上，可将作业人员送至火箭前、后捆绑点处实现火箭连接。本发明的起竖车能对火箭实现运输转移，到达发射区后整体起竖，快速完成发射前起竖工作。 【EN】The invention discloses a multistage rocket transport and vertical lift truck, and belongs to the technical field of aerospace ground support equipment. The support vehicle comprises a transport vehicle, a support adjusting system, a vertical arm lifting assembly, a main vertical oil lifting cylinder, a support seat and a lifting system; one end of the vertical arm assembly is hinged to the tail of the transport vehicle, and the bottom of the other end of the vertical arm is provided with an auxiliary supporting arm; the main vertical lifting oil cylinder is arranged on the inner side of the vertical lifting arm assembly; the supporting and adjusting system is arranged on the vertical arm assembly, has the functions of supporting and locking the multi-stage arrow bodies and adjusting four degrees of freedom, and realizes the butt joint between the multi-stage arrow bodies and between the arrow bodies and the supporting seat; the supporting seat is connected to the tail part of the erecting arm assembly, so that the verticality adjustment of the rocket body after erecting can be realized and the support is provided; the lifting system is arranged on the vertical arm and can convey the operating personnel to the binding points in front of and behind the rocket to realize rocket connection. The vertical lift truck can transport and transfer rockets, integrally erects after reaching a launching area, and quickly finishes erecting work before launching.

摘要：【中文】本发明公开了一种多级火箭水平分段组装方法，属于航天地面保障装备技术领域。该方法首先调整运输保障车的纵向轴线与芯级箭体轴线保持平行；其次将芯一级箭体水平吊装至运输保障车上的四自由度水平对接装置上，利用四自由度水平对接装置调整芯一级箭体的姿态至预定姿态并固定；然后将芯二级箭体水平吊装至另一组四自由度水平对接装置，并通过对接装置调整芯二级箭体姿态，使之与芯一级箭体精准对接后固定，完成芯一级箭体与芯二级箭体的组装；重复前述过程依次完成芯级各箭体间的对接组装，最后将芯级箭体固定在车体上进行运输。本发明简化了整个火箭发射准备作业流程的复杂度，缩短了发射准备时间。 【EN】The invention discloses a horizontal sectional assembly method for a multi-stage rocket, and belongs to the technical field of aerospace ground support equipment. Firstly, adjusting the longitudinal axis of a transportation guarantee vehicle to be parallel to the axis of a core-level arrow body; secondly, horizontally hoisting the core first-stage arrow body to a four-degree-of-freedom horizontal butt joint device on a transport guarantee vehicle, and adjusting the posture of the core first-stage arrow body to a preset posture by using the four-degree-of-freedom horizontal butt joint device and fixing; then horizontally hoisting the core second-level arrow body to another group of four-degree-of-freedom horizontal butt joint device, adjusting the posture of the core second-level arrow body through the butt joint device, enabling the core second-level arrow body to be accurately butted with and then fixed, and completing the assembly of the core first-level arrow body and the core second-level arrow body; and repeating the processes to sequentially complete the butt joint assembly among the core-grade arrow bodies, and finally fixing the core-grade arrow bodies on the vehicle body for transportation. The invention simplifies the complexity of the whole rocket launching preparation operation flow and shortens the launching preparation time.

摘要：【中文】本发明公开了一种捆绑式火箭起竖对接方法，属于航天地面保障装备技术领域。该方法实现的步骤如下：首先芯级箭体利用起竖车进行整体起竖；然后助推箭体利用起竖车驶入发射区预定区域后进行起竖和定位，实现助推箭体与芯级箭体的定位和捆绑固定；最后通过发射台带动芯级箭体转动实现余下助推箭体与芯级箭体的捆绑固定。本发明能够提高芯级箭体与助推级箭体起竖组装的自动化程度，同时具有良好的安全性和可靠性。 【EN】The invention discloses a method for erecting and butting a bundled rocket, and belongs to the technical field of aerospace ground support equipment. The method comprises the following steps: firstly, integrally erecting a core-level arrow body by utilizing an erecting vehicle; then, the boosting arrow body is erected and positioned after being driven into a preset area of a launching area by using an erecting vehicle, so that positioning and binding fixation of the boosting arrow body and the core-level arrow body are realized; and finally, the launching platform drives the core-level arrow body to rotate so as to realize the binding and fixing of the rest boosting arrow body and the core-level arrow body. The invention can improve the automation degree of erecting and assembling the core-level arrow body and the boosting-level arrow body, and has good safety and reliability.

摘要：【中文】本发明公开了一种单驱动推拉翻转装置，该装置包括推拉驱动装置、行走轨道、翻转装置和密封装置；推拉驱动装置通过电机提供动力驱动链轮和链条传动；行走轨道分为上下两层，行走轨道为盖板提供平移的轨道和支撑，翻转装置安装在盖板上并与推拉驱动装置中的链条配合，链条驱动翻转装置带动盖板前行，两块盖板在关闭前通过翻转装置利用自身重力实现翻转运动，使得两块盖板的对接面在对接时具有实现密封的正压力；密封装置安装在两块盖板相对运动的端面上，实现挡雪、挡水和导水的功能。本发明能够在单动力驱动时实现可控的直线与翻转运动，可满足既需要平动又需要到位翻转的工况需求，实现盖板的关闭和密封。 【EN】The invention discloses a single-drive push-pull turnover device, which comprises a push-pull drive device, a walking track, a turnover device and a sealing device, wherein the push-pull drive device is arranged on the walking track; the push-pull driving device provides power to drive the chain wheel and the chain for transmission through the motor; the walking track is divided into an upper layer and a lower layer, the walking track provides a translational track and a support for the cover plates, the turnover device is arranged on the cover plates and is matched with a chain in the push-pull driving device, the chain drives the turnover device to drive the cover plates to move forwards, and the two cover plates realize turnover movement by utilizing self gravity through the turnover device before being closed, so that the butt joint surfaces of the two cover plates have positive pressure for realizing sealing when in butt joint; the sealing device is arranged on the end surfaces of the two cover plates which move relatively, so that the functions of snow blocking, water blocking and water guiding are realized. The invention can realize controllable linear and turnover motion during single-power driving, can meet the working condition requirement of translation and in-place turnover, and realizes the closing and sealing of the cover plate.

摘要：【中文】本发明提供一种肝内胆管细胞癌的诊断方法及诊断试剂盒。所述试剂盒包含针对突变型磷脂酰肌醇蛋白聚糖(glypican3，GPC3)cDNA的引物和探针。本发明实验证明磷脂酰肌醇蛋白聚糖在肝内胆管细胞癌中会发生突变，所述突变在肝内胆管细胞癌中具有特异性，因此，GPC3突变cDNA可作为诊断和采用药物治疗急性肝损伤的特异性标志。基于此，本发明提供了一种新的肝细胞诊断方法及试剂盒。 【EN】The invention provides a diagnosis method and a diagnosis kit for intrahepatic cholangiocellular carcinoma. The kit comprises primers and probes for mutant glypican (glypican3, GPC3) cDNA. Experiments prove that the glypican can generate mutation in the intrahepatic cholangiocellular carcinoma, and the mutation has specificity in the intrahepatic cholangiocellular carcinoma, so that GPC3 mutant cDNA can be used as a specificity marker for diagnosing and treating acute liver injury by adopting medicaments. Based on the above, the invention provides a novel hepatocyte diagnosis method and a kit.