摘要：【中文】本发明实施例涉及计算机视觉技术领域，公开了一种基于计算机视觉的手势识别方法及手势识别手环，该方法包括：佩戴者佩戴并开启手势识别手环，三个摄像头分别拍摄佩戴者手部的第一手势影像、第二手势影像及第三手势影像，通信模块获取上述影像及手势识别手环的空间坐标数据，通过蓝牙网络输出至影像处理设备，影像处理设备根据上述数据对佩戴者手部进行手势识别，构建对应的虚拟现实影像。可见，三个摄像头可从不同视角拍摄佩戴者手部的手势影像，避免了因手势动作重叠或视角遮挡而无法识别手势动作的情况发生，实现对佩戴者手势进行全方位的精确识别，帮助佩戴者在虚拟现实场景下获得沉浸式体验。 【EN】The embodiment of the invention relates to the technical field of computer vision, and discloses a gesture recognition method and a gesture recognition bracelet based on computer vision, wherein the method comprises the following steps: the person of wearing wears and opens gesture recognition bracelet, and first gesture image, second gesture image and the third gesture image of the person of wearing hand are shot respectively to three camera, and communication module acquires the space coordinate data of above-mentioned image and gesture recognition bracelet, exports to image processing equipment through bluetooth network, and image processing equipment carries out gesture recognition to the person of wearing hand according to above-mentioned data, constitutes corresponding virtual reality image. Therefore, the three cameras can shoot the gesture images of the hands of the wearer from different visual angles, the situation that the gesture actions cannot be recognized due to gesture action overlapping or visual angle shielding is avoided, the gesture of the wearer is recognized accurately in all directions, and the wearer is helped to obtain immersive experience in a virtual reality scene.

摘要：【中文】一种基于SLAM的计算机视觉大空间定位方法及系统，包括：拍摄模块拍摄用户视野范围内的场景影像，惯性测量模块检测用户姿态信息，传输模块将场景影像及用户姿态信息传输至服务器端，图像预处理模块处理得到场景坐标信息及用户躯干姿态，SLAM模块根据场景坐标信息及用户姿态信息构建即时地图，内容生成模块在即时地图中生成用户虚拟模型，得到虚拟现实大空间场景，传输模块将虚拟现实大空间场景传输至显示模块进行显示。可见，安装于用户终端的摄像头使得虚拟现实大空间方案的成本显著下降，且综合大空间中不同方位多用户所的拍摄视角，每一用户的动作姿态都被完整清晰地识别，用户的虚拟现实交互体验良好。 【EN】A computer vision large space positioning method and system based on SLAM includes: the system comprises a shooting module, an inertia measurement module, a transmission module, an image preprocessing module, an SLAM module, a content generation module, a display module and a content display module, wherein the shooting module shoots a scene image in a user visual field range, the inertia measurement module detects user posture information, the transmission module transmits the scene image and the user posture information to a server side, the image preprocessing module processes the scene coordinate information and the user trunk posture to obtain scene coordinate information, the SLAM module constructs an instant map according to the scene coordinate information and the user posture information, the content generation module generates a user virtual model in the instant map to obtain a virtual reality large-space scene, and the transmission. Therefore, the cost of the virtual reality large-space scheme is obviously reduced by the camera arranged on the user terminal, the shooting visual angles of multiple users in different directions in the large space are integrated, the action posture of each user is completely and clearly identified, and the virtual reality interaction experience of the user is good.

摘要：【中文】本发明公开了一种工厂库房内的安全防护提醒装置，涉及机械设备领域，其主要解决了在从货物盛放架上拿取材料时，由于晃动导致上方摆放的材料掉落砸伤工作人员的问题，此装置主要包括货架，所述货架上设有防护机构、开关机构、警示机构、固定机构、检测机构，货架上的盛放台四周连接有第一弹力绳和第二弹力绳，在拿取材料时，货架上的材料向外侧倾倒或移动时，会拉动第一弹力绳或第二弹力绳，从而导致其拉伸调节开关，亮起对应位置的红色警示灯，并响起蜂鸣器以做提醒。本发明的有益效果是，有效的防止材料掉落，保障工作人员的安全。 【EN】The invention discloses a safety protection reminding device in a factory storehouse, which relates to the field of mechanical equipment and mainly solves the problem that when materials are taken from a goods containing rack, the materials placed above the goods containing rack fall down due to shaking to injure workers. The invention has the advantages of effectively preventing the material from falling and ensuring the safety of workers.

摘要：【中文】本发明公开了一种用于车间生产的安全提醒器，包括矩形箱体，所述矩形箱体侧表面设有移动提醒装置，所述矩形箱体侧表面设有控制器，所述矩形箱体侧表面一端设有主动检测感知装置，所述主动检测感知装置一侧设有挡板规整装置，所述主动检测感知装置通过伸缩杆和感应器的感应可以判断出堆放加工件的排放是否整齐；所述挡板规整装置通过挡板的移动将堆放的加工件聚拢起来。本发明的有益效果是，操作简便，实用性强。 【EN】The invention discloses a safety reminder for workshop production, which comprises a rectangular box body, wherein a movable reminding device is arranged on the side surface of the rectangular box body, a controller is arranged on the side surface of the rectangular box body, an active detection sensing device is arranged at one end of the side surface of the rectangular box body, a baffle plate regulating device is arranged on one side of the active detection sensing device, and the active detection sensing device can judge whether the discharge of stacked workpieces is regular or not through the induction of a telescopic rod and an inductor; the baffle plate arranging device gathers the stacked workpieces together through the movement of the baffle plate. The invention has the advantages of simple operation and strong practicability.

摘要：【中文】本发明公开了一种面粉生产安全检测报警装置，涉及机械设备领域，其主要解决了在生产面粉时，由于面粉散落在空气中，存在较大的安全隐患，需要对空气中的粉尘含量进行检测的问题，此装置主要包括方形框架，所述方形框架下端设有支撑机构、抽水机构、加水机构、警示机构、控制机构、多高度检测机构、水循环机构，通过空气中自由散落的粉尘进入针筒中，通过活塞将针筒内的粉尘推入检测杯中，根据检测杯中的重量变化对此高度空气中粉尘的含量进行检测，当粉尘含量较大时，发出警报，以做提醒。本发明的有益效果是，不受人为风力的影响，检测的精度较高。 【EN】The invention discloses a flour production safety detection alarm device, which relates to the field of mechanical equipment and mainly solves the problem that the dust content in the air needs to be detected due to the fact that flour is scattered in the air when flour is produced. The invention has the advantages of no influence of artificial wind power and high detection precision.

摘要：【中文】本发明公开了一种可进行避难的两用安全矿车，涉及机械设备领域，其主要解决了矿洞内进行才采矿时，由于意外导致塌方，矿洞下的工作人员无处躲避的问题，此装置主要包括矿车本体，所述矿车本体上设有连接机构、断裂机构、工具盛放机构、翻倒机构、紧急启动机构、紧急去料机构，在矿洞内突然出现意外情况时，由工作人员拉开防护门、按下紧急启动开关，接通电路，启动旋转电机转动，将方形升降柱从螺杆上取出，使得转动板向一侧倾斜，将矿车本体内的矿物从出料口导入到收集袋中，快速将矿车本体内的空间腾空，并将矿车本体之间的连接断开，为工作人员提供一个躲避的地方。本发明的有益效果是，快速提供多个躲避空间，保障工作人员的安全。 【EN】The invention discloses a dual-purpose safe mine car capable of taking refuge, relating to the field of mechanical equipment and mainly solving the problems that when mining is carried out in a mine tunnel, because of the problems of collapse caused by accidents and avoidance of workers under the mine hole, the device mainly comprises a mine car body, the mine car body is provided with a connecting mechanism, a breaking mechanism, a tool containing mechanism, a turnover mechanism, an emergency starting mechanism and an emergency material removing mechanism, when an accident happens suddenly in the mine hole, the worker pulls the protective door open, presses the emergency starting switch, switches on the circuit, starts the rotating motor to rotate, takes out the square lifting column from the screw rod, so that the rotating plate inclines to one side to guide the minerals in the mine car body into the collecting bag from the discharge hole, the space in the mine car body is quickly emptied, and the connection between the mine car bodies is disconnected, so that an evasive place is provided for workers. The invention has the advantages of quickly providing a plurality of avoiding spaces and ensuring the safety of workers.

摘要：【中文】本发明公开了一种防爆型轮胎充气装置，包括充气底板，所述充气底板的左侧安装有充气机构，充气底板的上部中间部位安装有装卡机构，在充气底板的上部右侧安装有提升转移机构，与充气机构进行连接有充气导管装置，充气机构的侧部安装有控制机构，所述充气底板的上部中间部位安装有检测防爆装置，在装卡机构的侧部安装有自定位装卡机构。本发明的有益效果是，便于操作，实用性强。 【EN】The invention discloses an explosion-proof type tire inflation device which comprises an inflation bottom plate, wherein an inflation mechanism is installed on the left side of the inflation bottom plate, a clamping mechanism is installed in the middle of the upper portion of the inflation bottom plate, a lifting transfer mechanism is installed on the right side of the upper portion of the inflation bottom plate, an inflation guide pipe device is connected with the inflation mechanism, a control mechanism is installed on the side portion of the inflation mechanism, a detection explosion-proof device is installed in the middle of the upper portion of the inflation bottom plate, and a self-positioning clamping mechanism is installed on the side portion of the clamping mechanism. The invention has the advantages of convenient operation and strong practicability.

摘要：【中文】本发明公开了一种用于车间内的安全检测报警装置，包括气体检测箱，所述气体检测箱外侧表面上安装有控制器，所述气体检测箱外设有报警装置，所述气体检测箱内部设有高精度气体检测装置，高精度气体检测装置上设有空气循环装置；通过电动伸缩杆带动密封活塞进行抽气，再通过小电动伸缩杆推动下挡板的上升和下降，从而进行检测方形检测箱内部的气体，而通过上密封挡板和下密封挡板与检测套管的密封连接，可以使电化学毒气传感器能够有效的进行隔离，从而保证气体检测的精确性；通过循环风机的作用进行抽风，从而使进气管网和L型空气循环管内的空气能够进行快速的更换。本发明的有益效果是，操作简单，实用性强。 【EN】The invention discloses a safety detection alarm device used in a workshop, which comprises a gas detection box, wherein a controller is arranged on the outer side surface of the gas detection box; the electric telescopic rod drives the sealing piston to exhaust air, and then the small electric telescopic rod pushes the lower baffle plate to ascend and descend so as to detect gas in the square detection box; convulsions are carried out through circulating fan's effect to make the air in air intake pipe net and the L type air cycle pipe can carry out quick change. The invention has the advantages of simple operation and strong practicability.

摘要：【中文】本发明公开了一种无氟无硝酸浸法提纯制备超高纯石英砂的工艺。所述工艺包括煅烧、光波微波处理、水热酸浸处理和洗涤干燥的步骤。本发明采用光波微波处理，加热效率更高，促使了气液包裹体的破裂以及热运动下杂质的扩散迁移。在水热酸浸处理中，采用的基于巯基乙酸与硫酸、硫化碱的混合酸酸浸条件，产生了意想不到的酸浸效果。本发明得到的超高纯石英砂纯度达到99.999wt.%，杂质含量低于10ppm能满足航空航天、电子技术、光纤通讯等领域的需求。 【EN】The invention discloses a process for purifying and preparing ultra-pure quartz sand by a fluorine-free and nitric acid-free leaching method. The process comprises the steps of calcination, light wave microwave treatment, hydrothermal acid leaching treatment, washing and drying. The invention adopts light wave microwave treatment, has higher heating efficiency, and promotes the fracture of gas-liquid inclusion and the diffusion and the migration of impurities under thermal motion. In the hydrothermal acid leaching treatment, the mixed acid leaching condition based on thioglycollic acid, sulfuric acid and sodium sulfide is adopted, so that an unexpected acid leaching effect is generated. The purity of the ultra-pure quartz sand obtained by the invention reaches 99.999wt.%, and the impurity content is lower than 10ppm, so that the requirements of the fields of aerospace, electronic technology, optical fiber communication and the like can be met.

摘要：【中文】本发明公开了一种迭代水热法提纯石英砂的工艺及高纯石英砂。所述工艺包括预处理、煅烧、过筛、酸浸和清洗的步骤，其中煅烧和酸浸步骤进行迭代处理。本发明以石英砂精矿为原料，在改进的水热法基础上，通过对关键步骤的科学迭代处理工艺，对石英砂进行提纯，充分发挥了高温煅烧和水热酸浸过程对石英砂的纯化作用，使杂质去除效益得到最大化。本发明得到的高纯石英砂纯度不低于99.998%且杂质含量低于20ppm，能满足半导体行业的使用需求。 【EN】The invention discloses a process for purifying quartz sand by an iterative hydrothermal method and high-purity quartz sand. The process comprises the steps of pretreatment, calcination, sieving, acid leaching and cleaning, wherein the steps of calcination and acid leaching are subjected to iterative treatment. According to the method, the quartz sand concentrate is used as a raw material, and on the basis of an improved hydrothermal method, the quartz sand is purified by a scientific iterative treatment process of key steps, so that the purification effect of the high-temperature calcination and hydrothermal acid leaching processes on the quartz sand is fully exerted, and the impurity removal benefit is maximized. The purity of the high-purity quartz sand obtained by the invention is not lower than 99.998%, the impurity content is lower than 20ppm, and the use requirements of the semiconductor industry can be met.