摘要：【中文】本发明提供一种单键开关机与复位电路，包括三极管电路、与所述三极管电路相连接的MOS管电路以及与所述三极管电路、MOS管电路相连接的7404非门电路；所述三级管电路包括三极管Q2以及与所述三级管Q2相连接的电阻R4、电阻R5以及电容C1；所述三极管Q2的基极与7404非门电路一端相连接，且在该7404非门电路与三级管Q2基极的连接线路上串接有一电阻R3；所述三极管Q2的发射极接公共地；所述MOS管电路包括MOS管Q1，该MOS管Q1为P沟道增强型MOS管；且所述MOS管Q1的漏极接外部电源电压VBAT，MOS管Q1的源极接外部电源BAT，MOS管Q1的栅极接三极管Q2的集电极，实际应用过程中，可避免MCU程序跑飞而意外关机，也可以实现MCU任意状态的软硬件复位，产品电源不受影响。 【EN】The invention provides a single-key startup and shutdown and reset circuit, which comprises a triode circuit, an MOS (metal oxide semiconductor) tube circuit connected with the triode circuit and a 7404 NOT gate circuit connected with the triode circuit and the MOS tube circuit; the triode circuit comprises a triode Q2, a resistor R4, a resistor R5 and a capacitor C1, wherein the resistor R4, the resistor R5 and the capacitor C1 are connected with the triode Q2; the base electrode of the triode Q2 is connected with one end of a 7404 NOT gate circuit, and a resistor R3 is connected in series on a connecting line between the 7404 NOT gate circuit and the base electrode of a triode Q2; the emitter of the triode Q2 is connected with the common ground; the MOS tube circuit comprises an MOS tube Q1, and the MOS tube Q1 is a P-channel enhancement type MOS tube; and the drain electrode of the MOS tube Q1 is connected with an external power supply voltage VBAT, the source electrode of the MOS tube Q1 is connected with an external power supply BAT, and the grid electrode of the MOS tube Q1 is connected with the collector electrode of the triode Q2.

摘要：【中文】本发明提供一种特定拍摄条件下的在轨外方位元素自检校方法及系统，包括对两景影像分别利用卫星的内方位元素、姿态轨道、扫描帧时和影像对应区域的高精度数字高程模型DEM构建严密几何成像模型；针对偏航角相差180°的两景影像，基于灰度进行匹配，获取配准点；根据两次影像几何定位误差大小相近、方向相反的特点，结合两景影像和所建立的严密几何成像模型，将配准点转换为控制点，利用控制点实现外方位元素自检校。与现有技术相比，本发明在无需地面控制点条件下消除了俯仰角、滚动角系统误差，有效提升了无控制定位精度，可以为后续敏捷机动卫星的常态化检校提供技术基础，并为星上自主几何检校提供了可能性。 【EN】The invention provides a self-checking method and a self-checking system for in-orbit external orientation elements under specific shooting conditions, which comprises the steps of respectively utilizing internal orientation elements, attitude orbits, scanning frame time and high-precision digital elevation models DEM of corresponding areas of the images of two scenes to construct a strict geometric imaging model; matching two images with a difference of 180 degrees in yaw angle based on gray scale to obtain registration points; according to the characteristics of similar geometric positioning errors and opposite directions of the two images, the two images and the established strict geometric imaging model are combined, the registration points are converted into control points, and the control points are used for realizing the self-checking of external orientation elements. Compared with the prior art, the method eliminates systematic errors of the pitch angle and the roll angle without a ground control point, effectively improves the accuracy of uncontrolled positioning, can provide a technical basis for the subsequent normalized calibration of the agile mobile satellite, and provides possibility for the on-satellite autonomous geometric calibration.

摘要：【中文】本发明提供一种无场几何定标方法及系统，包括对两景影像分别利用卫星的内方位元素、姿态轨道、扫描帧时和视频影像对应区域的高精度数字高程数据构建严密几何成像模型；两景影像进行匹配，获取配准点；结合两景影像的严密几何成像模型与高精度数字高程数据，并利用配准点解求探元指向角，得到内定标参数，实现无场几何定标。与现有技术相比，本发明摆脱了对定标场的依赖，无需高昂的定标场维护费用；定标精度与传统的依赖定标场的精度相当，保障了光学卫星几何定位精度。本发明可以广泛应用于光学卫星线阵推扫相机的几何定标中。 【EN】The invention provides a field-free geometric calibration method and a field-free geometric calibration system, which respectively utilize internal orientation elements, attitude orbits, scanning frame time and high-precision digital elevation data of corresponding areas of video images of a satellite to construct a strict geometric imaging model for two images; matching the two images to obtain a registration point; combining the strict geometric imaging model of the two images and high-precision digital elevation data, solving the pointing angle of the probe element by using the calibration point to obtain the internal calibration parameter, and realizing the field-free geometric calibration. Compared with the prior art, the method gets rid of the dependence on the calibration field, and does not need high maintenance cost of the calibration field; the calibration precision is equivalent to the precision depending on the calibration field in the prior art, and the geometric positioning precision of the optical satellite is guaranteed. The method can be widely applied to geometric calibration of the optical satellite linear array push-broom camera.

摘要：【中文】本发明公开了一种旅游酒店用的室内提醒装置，其LED灯本体的灯罩外壁上均匀布设有若干呈花瓣状的活动片，且每个活动片的外侧面上均安装有一显示屏，LED灯本体上顶端设有用于驱动活动片分别展开的驱动结构，还包括安装在室内的传感器组，该传感器组至少包括温度传感器、红外漫反射型传感器、湿度传感器、有害气体传感器和位移传感器，红外漫反射型传感器安装在房间进出口通道内，用于监测是否有人进入房间；位移传感器安装在门扇内，用于门扇位移参数数据的采集；所述底座内载一音乐播放器和一控制器，控制器的输入端与传感器组相连，输出端与音乐播放器、显示屏相连。本发明在可以实现快速提醒的同时，可以进一步提高用户的住宿安全。 【EN】The invention discloses an indoor reminding device for a tourist hotel, wherein a plurality of petal-shaped movable sheets are uniformly distributed on the outer wall of a lampshade of an LED lamp body, a display screen is arranged on the outer side surface of each movable sheet, a driving structure for driving the movable sheets to respectively expand is arranged at the top end of the LED lamp body, the indoor reminding device also comprises a sensor group arranged indoors, the sensor group at least comprises a temperature sensor, an infrared diffuse reflection type sensor, a humidity sensor, a harmful gas sensor and a displacement sensor, and the infrared diffuse reflection type sensor is arranged in an entrance and exit channel of a room and is used for monitoring whether a person enters the room or not; the displacement sensor is arranged in the door leaf and is used for collecting door leaf displacement parameter data; the base is internally provided with a music player and a controller, the input end of the controller is connected with the sensor group, and the output end of the controller is connected with the music player and the display screen. The invention can realize quick reminding and further improve the lodging safety of the user.

摘要：【中文】本发明公开了一种智慧林业监测系统，包括无人机模块、爬行机器人模块、苍蝇机器人模块以及PC机；所述无人机模块用于按巡检路线定时定点实现森林图像数据的采集反馈；所述爬行机器人用于按巡检路线实现森林视频数据的采集反馈；所述苍蝇机器人模块用于按预设的坐标定时实现当前环境参数的采集；所述PC机用于接收无人机模块、爬行机器人模块、苍蝇机器人模块所采集到的数据，并完成这些数据的处理，实现森林当前情况的评估，生成评估报告。本发明实现了森林数据的自动监测评估，可重复多次使用，从而大大减轻了工作人员的工作量，且监测结果精确度较高。 【EN】The invention discloses an intelligent forestry monitoring system, which comprises an unmanned aerial vehicle module, a crawling robot module, a fly robot module and a PC (personal computer); the unmanned aerial vehicle module is used for realizing acquisition and feedback of forest image data at regular time and fixed point according to the routing inspection route; the crawling robot is used for realizing the acquisition and feedback of forest video data according to the routing inspection route; the fly robot module is used for regularly acquiring current environment parameters according to preset coordinates; the PC is used for receiving data collected by the unmanned aerial vehicle module, the crawling robot module and the fly robot module, processing the data, evaluating the current condition of the forest and generating an evaluation report. The invention realizes automatic monitoring and evaluation of forest data, and can be repeatedly used, thereby greatly reducing the workload of workers and having higher accuracy of monitoring results.

摘要：【中文】本发明公开了一种便携式水下焊接修复装置及焊接修复系统，包括送丝机构、拉丝机构、焊枪、同步控制器和焊接电源，所述焊枪前端为导电嘴，所述送丝机构、拉丝机构和焊枪之间连接绝缘缆，焊丝位于所述绝缘缆内；所述送丝机构包括储装盒，以及设置于储装盒内的送丝盘和焊丝矫正装置，所述送丝盘通过第一信号采集器与同步控制器连接，所述拉丝机构包括承压壳体和设置于承压壳体内的空心电机和十字行星轮，所述空心电机通过第二信号采集器连接同步控制器。本发明所公开的焊接修复装置及焊接修复系统能够实现深水处焊接作业、保证焊接效率和焊接质量。 【EN】The invention discloses a portable underwater welding repair device and a welding repair system, which comprise a wire feeding mechanism, a wire drawing mechanism, a welding gun, a synchronous controller and a welding power supply, wherein the front end of the welding gun is a contact tip, an insulating cable is connected among the wire feeding mechanism, the wire drawing mechanism and the welding gun, and a welding wire is positioned in the insulating cable; the wire feeding mechanism comprises a storage box, a wire feeding disc and a welding wire correcting device, the wire feeding disc and the welding wire correcting device are arranged in the storage box, the wire feeding disc is connected with the synchronous controller through a first signal collector, the wire drawing mechanism comprises a pressure-bearing shell, and a hollow motor and a cross planet wheel which are arranged in the pressure-bearing shell, and the hollow motor is connected with the synchronous controller through a second signal collector. The welding repair device and the welding repair system disclosed by the invention can realize welding operation at a deep water part and ensure the welding efficiency and the welding quality.

摘要：【中文】本申请提供一种真空导磁式铝钢异种金属连接装置，包括真空室、电极、线圈和压力装置；真空室内设有用于放置待连接铝块和钢块的加热平台；压力装置穿过真空室，位于待连接的铝块和钢块的上方；电极位于加热平台上，与待连接铝块或钢块紧密接触；压力装置、电极分别与真空室外部的直流电源连接；线圈为两个，对称分布在待连接铝块和钢块的两侧，与真空室外部的磁控电源连接，线圈在同一水平面上的极性相反。优点在于，该方法通过在小型直流焊接电源提供微小电流，在未达到铝钢熔点前提下熔化工件内侧放置的低温钎料，抑制Fe‑Al金属间化合物的生成，提高焊接接头的力学性能。 【EN】The application provides a vacuum magnetic conduction type aluminum steel dissimilar metal connecting device, which comprises a vacuum chamber, an electrode, a coil and a pressure device, wherein the electrode is arranged on the vacuum chamber; a heating platform for placing an aluminum block and a steel block to be connected is arranged in the vacuum chamber; the pressure device penetrates through the vacuum chamber and is positioned above the aluminum block and the steel block to be connected; the electrode is positioned on the heating platform and is in close contact with the aluminum block or the steel block to be connected; the pressure device and the electrode are respectively connected with a direct current power supply outside the vacuum chamber; the two coils are symmetrically distributed on two sides of the aluminum block and the steel block to be connected and connected with a magnetic control power supply outside the vacuum chamber, and the polarities of the coils on the same horizontal plane are opposite. The method has the advantages that the method provides micro current through a small direct current welding power supply, melts the low-temperature brazing filler metal placed on the inner side of the workpiece on the premise of not reaching the melting point of the aluminum steel, inhibits the generation of Fe-Al intermetallic compounds, and improves the mechanical property of a welding joint.

摘要：【中文】本申请公开了提供一种梯度供粉装置、3D打印系统及方法，包括离心机构，所述离心机构包括离心罐和电动机，所述离心罐竖直放置，顶部设有开口，所述离心罐用于承接并盛放多种混合均匀的材料，所述电动机驱动离心罐沿轴线转动，从而使多种材料在离心罐内以不同的速度沉降，所述离心罐用于通过控制转速使多种材料形成连续的梯度分布，利用多材料的不同大小及密度的颗粒在离心力的作用下沉降速度的不同的原理，通过粉末材料供应装置预先将粉末材料进行梯度分布混合，从而供应给喷头实现多种粉末材料的梯度铺设，进行多组分梯度粉末材料的3D打印，其工艺简单，成本低廉，节省材料。 【EN】The application discloses a gradient powder supply device, a 3D printing system and a method, which comprises a centrifugal mechanism, wherein the centrifugal mechanism comprises a centrifugal tank and a motor, the centrifugal tank is vertically arranged, an opening is arranged at the top of the centrifugal tank, the centrifugal tank is used for bearing and containing various uniformly mixed materials, the motor drives the centrifugal tank to rotate along an axis, so that various materials are settled at different speeds in the centrifugal tank, the centrifugal tank is used for controlling the rotating speed to enable various materials to form continuous gradient distribution, different principles of settling speeds of particles with different sizes and densities of various materials under the action of centrifugal force are utilized, the powder material is subjected to gradient distribution mixing by a powder material supply device in advance, so that the gradient of various powder materials is supplied to a spray head to realize gradient laying of the various powder materials, 3D printing of the multi-component gradient powder materials is carried out, and the process is simple, low cost and material saving.

摘要：【中文】本发明公开了一种多功能医疗照明光源装置，包括承载管，所述承载管的底端活动连接有与其同轴的封板，所述封板为环状，所述封板的内侧螺纹连接有传动管，所述承载管内侧的底端固定连接有挤压机构。本发明涉及医用照明设备领域。该多功能医疗照明光源装置通过挤压机构实现了对膨胀机构膨胀大小的控制，调整对其内侧光源光线反射角度的改变，以达到控制光源光线焦距的目的，使提供良好且可控的观测效果，通过膨胀机构的膨胀效果，实现膨胀机构能够在物体的间隙，通孔内实现位置固定效果利用传动杆与承载管同轴错位的效果实现膨胀套的收束和展开，该方式能够方便光源进入各种狭小的窄道和间隙。这解决了照明光源装置聚光焦点调整不方便的问题。 【EN】The invention discloses a multifunctional medical lighting source device which comprises a bearing tube, wherein the bottom end of the bearing tube is movably connected with a sealing plate coaxial with the bearing tube, the sealing plate is annular, the inner side of the sealing plate is in threaded connection with a transmission tube, and the bottom end of the inner side of the bearing tube is fixedly connected with an extrusion mechanism. The invention relates to the field of medical lighting equipment. This multi-functional medical lighting light source device has realized the control to the inflation size of expansion mechanism through extrusion mechanism, the adjustment is to its inboard light reflection angle's change, in order to reach the purpose of control light source light focus, make to provide good and controllable observation effect, inflation effect through expansion mechanism, realize that expansion mechanism can be in the clearance of object, realize in the through-hole that the fixed effect in position utilizes the effect of transfer line and the coaxial dislocation of bearing pipe to realize the receipts of inflation cover and expand, this mode can make things convenient for the light source to get into various narrow and small lanes and clearance. The problem that the condensation focus of the illumination light source device is inconvenient to adjust is solved.

摘要：【中文】本发明公开了一种取代苯甲酰基异氰酸酯的制备方法，属于农药/医药中间体领域。将取代苯甲酰氯与氰酸盐在有机溶剂中，在路易斯酸和对甲苯磺酸组成的复合催化剂存在下，反应生成取代苯甲酰异氰酸酯。该方法避免了价格较贵草酰氯和剧毒光气等使用，同时在反应中抑制了副反应苯甲腈产生，选择了适合商业化的反应条件和提高了反应的选择性和收率，减少了废物的生成，有益于降低生产成本，减少环境污染。 【EN】The invention discloses a preparation method of substituted benzoyl isocyanate, belonging to the field of pesticide/medicine intermediates. The substituted benzoyl chloride and cyanate react in an organic solvent in the presence of a composite catalyst consisting of Lewis acid and p-toluenesulfonic acid to generate the substituted benzoyl isocyanate. The method avoids the use of expensive oxalyl chloride, virulent phosgene and the like, simultaneously inhibits the generation of a side reaction benzonitrile in the reaction, selects reaction conditions suitable for commercialization, improves the selectivity and yield of the reaction, reduces the generation of waste, is beneficial to reducing the production cost and reducing the environmental pollution.