摘要：【中文】本发明公开了一种适用于小视场角的光学成像镜头，该光学成像镜头沿着一光轴从一物侧至一像侧依序包括有：一第一透镜，具有正屈折力；一第二透镜；一第三透镜，与该第二透镜胶合并形成具有负屈折力的复合透镜；一第四透镜；一第五透镜，与该第四透镜胶合并形成具有正屈折力的复合透镜；一第六透镜，具有正屈折力；一第七透镜，具有正屈折力；以及一第八透镜，具有负屈折力。该光学成像镜头具有高成像质量与小尺寸的优点。 【EN】The invention discloses an optical imaging lens suitable for small field angle, which comprises the following components in sequence from an object side to an image side along an optical axis: a first lens element with positive refractive power; a second lens element; a third lens element cemented with the second lens element to form a compound lens element with negative refractive power; a fourth lens element; a fifth lens element cemented with the fourth lens element to form a compound lens element with positive refractive power; a sixth lens element with positive refractive power; a seventh lens element with positive refractive power; and an eighth lens element with negative refractive power. The optical imaging lens has the advantages of high imaging quality and small size.

摘要：【中文】本申请属于家用电器技术领域，尤其涉及一种洗碗机及其碗篮装置，碗篮装置包括内胆、碗篮和推拉机构，推拉机构包括滑动臂和支撑臂，滑动臂设置于碗篮的侧壁，支撑臂设置于内胆的内侧壁，内胆具有送料开口，支撑臂开设有用于和滑动臂滑动配合的导向槽，滑动臂朝向导向槽的一侧设置有弯曲臂段，导向槽靠近送料开口的槽底壁上设置有用于在滑动臂抽出导向槽时限位弯曲臂段的支撑凸起，弯曲臂段于滑动臂在被拉出导向槽时，向上翻转并避空支撑凸起和导向槽的开口边缘。如此滑动臂方可完全移出导向槽，进而显著降低了碗篮被误拉出而掉落的概率，从而避免了餐具的损失，提升了用户的产品体验。 【EN】The utility model belongs to the technical field of domestic appliance, especially, relate to a dish washer and bowl basket device thereof, bowl basket device includes the inner bag, bowl basket and push-and-pull mechanism, push-and-pull mechanism includes sliding arm and support arm, the sliding arm sets up in the lateral wall of bowl basket, the support arm sets up in the inside wall of inner bag, the inner bag has the pay-off opening, the support arm is offered and is used for with sliding arm sliding fit's guide way, the sliding arm is provided with the bending arm section towards one side of guide way, the guide way is provided with the support arch that is used for spacing bending arm section when the guide way is taken out to the sliding arm on being close to pay-off open-ended groove diapire, bending arm section is when being pulled out the guide way in the sliding arm, upwards overturn and. So the arm side of sliding can shift out the guide way completely, and then is showing and has reduced the probability that the bowl basket was pulled out by the mistake and dropped to avoid the loss of tableware, promoted user's product experience.

摘要：【中文】本发明涉及阴极钢棒的技术领域，具体涉及一种电解铝用铜钢复合阴极钢棒及其制造工艺。包括如下步骤：热熔；铸件；脱型；热变形；轧制加工。这种工艺制造出来的铜钢复合阴极钢棒镀层不易损坏，制造成本低，且铜钢界面可以形成金属间化合物，连接强度高。本发明还提供了一种铜钢复合阴极钢棒，采用上述制造工艺制造而成。其铜材层不易损坏，制造成本低，且铜钢界面形成了金属间化合物，连接强度高。 【EN】The invention relates to the technical field of cathode steel bars, in particular to a copper-steel composite cathode steel bar for electrolytic aluminum and a manufacturing process thereof. The method comprises the following steps: hot melting; casting; removing the mould; thermally deforming; and (6) rolling and processing. The copper-steel composite cathode steel bar plating layer manufactured by the process is not easy to damage, the manufacturing cost is low, intermetallic compounds can be formed on the copper-steel interface, and the connection strength is high. The invention also provides a copper-steel composite cathode steel bar which is manufactured by adopting the manufacturing process. The copper material layer is not easy to damage, the manufacturing cost is low, intermetallic compounds are formed on the copper steel interface, and the connection strength is high.

摘要：【中文】本发明公开了一种参与实时物流配送的换电式电动汽车导航方法，该方法的步骤为：步骤S1：获取电动汽车剩余电量的最远行驶距离d；步骤S2：获取换电站位置信息、商户位置信息、商户的配送顺序位置信息，在满足最远行驶距离d的前提下，筛选出符合要求的配送换电方式；步骤S3：计算各配送换电方式的最优路径，以商户优先配送后到达换电站的时间、到达换电站的能耗成本和总换电时间作为电动汽车配送换电路径评价因素，筛选出评分最低的配送换电路径。本发明具有能够有效增加物流配送商收益、减少其运行成本等优点。 【EN】The invention discloses a battery-replacement type electric vehicle navigation method participating in real-time logistics distribution, which comprises the following steps: step S1: acquiring the farthest driving distance d of the residual electric quantity of the electric automobile; step S2: acquiring the position information of the power swapping station, the position information of the commercial tenant and the distribution sequence position information of the commercial tenant, and screening out a distribution power swapping mode meeting the requirement on the premise of meeting the farthest driving distance d; step S3: and calculating an optimal path of each distribution battery changing mode, and screening out the distribution battery changing path with the lowest grade by taking the time of the commercial tenant arriving at the battery changing station after the commercial tenant performs the preferential distribution, the energy consumption cost of arriving at the battery changing station and the total battery changing time as evaluation factors of the distribution battery changing path of the electric automobile. The invention has the advantages of effectively increasing the income of logistics distributors, reducing the operation cost of the logistics distributors and the like.

摘要：【中文】本发明公开了一种电解铝母线表面保护层的制备方法，包括以下内容：1)取铬锆铜喷涂粉末备用；2)对铝母线表面进行处理，制得喷涂面；3)对喷涂面进行预热处理；预热处理后，采用冷喷涂工艺将铬锆铜粉末沉积在铝母线表面，经后期处理后即可制备得到的铬锆铜保护层具有硬度高，耐磨抗爆，抗裂性以及软化温度高的特点，特别是在700℃高温下，仍能保持较高的硬度，电火花造成的局部高温不会使其熔化受损。 【EN】The invention discloses a preparation method of an electrolytic aluminum bus surface protection layer, which comprises the following steps: 1) taking chromium zirconium copper spraying powder for later use; 2) treating the surface of the aluminum bus to obtain a spraying surface; 3) preheating the spraying surface; after the preheating treatment, the chromium-zirconium-copper powder is deposited on the surface of the aluminum bus by adopting a cold spraying process, and the chromium-zirconium-copper protective layer prepared after the post-treatment has the characteristics of high hardness, wear resistance, explosion resistance, crack resistance and high softening temperature, particularly can still maintain higher hardness at the high temperature of 700 ℃, and cannot be melted and damaged by local high temperature caused by electric sparks.

摘要：【中文】本申请提出一种航班智能规划方法、装置、电子设备及存储介质，涉及航空技术领域，通过初始航班计划信息以及当前延误信息，从而得到每一飞机各自对应的多个飞行计划，构建时空网格，利用约束条件对时空网格加以限制，生成航线模型，进而利用Gurobi求解器对航线模型进行求解，得到目标航班规划策略，以使每一飞机根据该目标航班规划策略执行飞行计划，相比于现有技术，能够飞机出现延误时无需人工识别即能够自动制定出每一飞行各自对应的执行飞行计划，提升飞行计划的制定效率，使航班快速恢复正常。 【EN】The application provides an intelligent flight planning method, an intelligent flight planning device, electronic equipment and a storage medium, and relates to the technical field of aviation.

摘要：【中文】本申请涉及一种变电站监控方法、装置、计算机设备和存储介质。该方法包括：终端获取变电站的目标区域的多帧连续图像；对多帧连续图像进行二值化处理，得到多帧连续图像中所有目标物体的轮廓信息；根据轮廓信息判断多帧连续图像中是否存在异物信息；若存在异物信息，则根据异物信息确定是否生成报警信息。采用本方法能够实时监控变电站目标区域的动态情况，并对可能发生的异常情况进行预警提示，提高变电站的安全防护性能。 【EN】The application relates to a transformer substation monitoring method and device, computer equipment and a storage medium. The method comprises the following steps: a terminal acquires a multi-frame continuous image of a target area of a transformer substation; carrying out binarization processing on the multi-frame continuous images to obtain contour information of all target objects in the multi-frame continuous images; judging whether foreign matter information exists in the multi-frame continuous images or not according to the outline information; and if the foreign matter information exists, determining whether to generate alarm information according to the foreign matter information. By adopting the method, the dynamic condition of the target area of the transformer substation can be monitored in real time, the early warning prompt is carried out on the abnormal condition which possibly occurs, and the safety protection performance of the transformer substation is improved.

摘要：【中文】本发明公开了一种基于主成分分析变换的电力杆塔点云自动提取方法，属于电力设备检测技术领域。本发明的一种基于主成分分析变换的电力杆塔点云自动提取方法，首先通过空间分割和点云数据灰度处理分离杆塔顶部与输电线点云数据，建立R树和KD树对点云数据进行混合索引预处理，然后对经过预处理的点云数据进行PCA转换，并通过塔顶平均高程阈值设定和地面拟合提取方法分别提取初始塔顶点云及初始塔身点云数据；再根据塔基点云和植被点云在空间分布特征的差异性，通过主成分阈值提取方法和DBSCAN聚类算法对初始塔基点云进行提取，最后经过膨胀操作恢复聚类过程中误删的点云数据，初始塔基点云数据提取完成。本发明的一种基于主成分分析变换的电力杆塔点云自动提取方法实现了杆塔点云的全自动提取，提高了杆塔点云提取的效率，减轻作业人员的负担，并且结合多种点云数据提取方法及数据恢复方法，极大的提高了数据提取精度。 【EN】The invention discloses an automatic extraction method of power tower point cloud based on principal component analysis and transformation, and belongs to the technical field of power equipment detection. The invention relates to an automatic extraction method of electric power tower point cloud based on principal component analysis transformation, which comprises the steps of separating the top of a tower from the point cloud data of a transmission line by space division and point cloud data gray processing, establishing an R tree and a KD tree to carry out mixed index preprocessing on the point cloud data, carrying out PCA conversion on the preprocessed point cloud data, and respectively extracting initial tower top point cloud and initial tower body point cloud data by a tower top average elevation threshold setting and ground fitting extraction method; and extracting the initial tower-based point cloud through a principal component threshold extraction method and a DBSCAN clustering algorithm according to the difference of the spatial distribution characteristics of the tower-based point cloud and the vegetation point cloud, and finally recovering the point cloud data deleted by mistake in the clustering process through expansion operation to finish the extraction of the initial tower-based point cloud data. The automatic extraction method of the power tower point cloud based on principal component analysis and transformation realizes full-automatic extraction of the tower point cloud, improves the efficiency of tower point cloud extraction, reduces the burden of operators, and greatly improves the data extraction precision by combining various point cloud data extraction methods and data recovery methods.

摘要：【中文】本发明公开了一种常规布局倾转旋翼垂直起降固定翼无人机，包括机身、右机翼、右副翼、设备舱盖、平尾、升降舵、垂尾、方向舵、左副翼、左机翼、左垂起机臂、机头舱盖、右垂起机臂、右前起落架、后起落架、后动力组、光电吊舱和左前起落架，机身的一端设有机头舱盖，机身的中部底端设有光电吊舱，机身的中部顶端设有设备舱盖，机身的一侧设有右机翼，右机翼的一端设有右副翼，右机翼上设有右垂起机臂，机身的另一侧设有左机翼，左机翼的一端设有左副翼，该无人机采用上单翼、单尾撑，翼展2150mm，机长1400mm，机高370mm，动力电机位于机翼前部，固定翼状态飞行时采用前拉方式，采用3桨垂直起降，极大降低了固定翼飞机的起降条件。 【EN】The invention discloses a vertical take-off and landing fixed wing unmanned aerial vehicle with a tilting rotor wing in a conventional layout, which comprises a fuselage, a right wing, a right aileron, an equipment hatch cover, a horizontal tail, a lifting rudder, a vertical tail, a rudder, a left aileron, a left wing, a left vertical arm, a nose hatch cover, a right vertical arm, a right front undercarriage, a rear power set, a photoelectric pod and a left front undercarriage, wherein the nose hatch cover is arranged at one end of the fuselage, the photoelectric pod is arranged at the bottom end of the middle part of the fuselage, the equipment hatch cover is arranged at the top end of the middle part of the fuselage, the right wing is arranged at one side of the fuselage, the right aileron is arranged at one end of the right wing, the right vertical arm is arranged on the right side, the left wing is arranged at the other side of the fuselage, the left aileron is arranged at one end of the left wing, the unmanned aerial vehicle adopts an upper single wing, a single tail support, the wingspan is 2150mm, the aircraft length, and 3-paddle vertical take-off and landing are adopted, so that the take-off and landing conditions of the fixed-wing aircraft are greatly reduced.

摘要：【中文】本发明公开了一种新型切割工具，包括：支撑板，设置有多个支撑脚；丝杆，设置在支撑板的底部；第一滑动块，设有第一开孔，其中丝杆穿设在第一开孔中；第一滑动杆，与第一滑动块连接；第二滑动块，设有第二开孔，其中第一滑动杆穿设在第二开孔中；支撑杆，设置在第二滑动块的上方；其中，第二滑动块的底部设有刀头，其中刀头呈圆锥状，且第一滑动杆远离第一滑动块的一端设有第一卡置孔以及插设在第一卡置孔内且用于卡置第二滑动块的第一卡置杆。通过上述方式，本发明所公开的新型切割工具能够切割形成矩形状的密封胶圈或垫圈，工作效率高，同时还能切割形成圆状的密封胶圈或垫圈，具有多种功能，大大提升了用户的体验。 【EN】The invention discloses a novel cutting tool, comprising: a support plate provided with a plurality of support legs; the screw rod is arranged at the bottom of the supporting plate; the first sliding block is provided with a first opening, and the screw rod penetrates through the first opening; the first sliding rod is connected with the first sliding block; the second sliding block is provided with a second opening, wherein the first sliding rod penetrates through the second opening; the supporting rod is arranged above the second sliding block; wherein, the bottom of second sliding block is equipped with the tool bit, and wherein the tool bit is coniform, and the one end that first sliding rod kept away from first sliding block is equipped with first card and puts the hole and insert and establish and put downthehole and be used for the card first card of putting the second sliding block and put the pole. Through the mode, the novel cutting tool disclosed by the invention can be used for cutting and forming the rectangular sealing rubber ring or gasket, is high in working efficiency, can be used for cutting and forming the round sealing rubber ring or gasket, has multiple functions, and greatly improves the user experience.