摘要：【中文】本发明公开的适用于果树灌溉的水管卷带装置，包括转筒，转筒外壁焊接有一组支架和支撑杆，每个支架端部还连接有排水装置，支撑杆端部焊接有扶手；转筒内壁从外到内依次套接有转动轴承和转轴，转轴上焊接有导向装置；排水装置包括“L”状的底杆，底杆朝向支架方向设置排水杆。本发明适用于果树灌溉的水管卷带装置，通过设置导向装置和排水装置，在收集水管的同时，不仅能矫正水管的平顺，同时能排除水管内的蓄水，相比现有的卷带器，结构简单，方便操作，体积小可移动性强，有人工操作相比，卷带速度明显提高，有很好的应用价值。 【EN】The invention discloses a water pipe coiling device suitable for fruit tree irrigation, which comprises a rotary drum, wherein a group of supports and supporting rods are welded on the outer wall of the rotary drum, the end part of each support is also connected with a drainage device, and handrails are welded on the end parts of the supporting rods; a rotating bearing and a rotating shaft are sequentially sleeved on the inner wall of the rotating drum from outside to inside, and a guide device is welded on the rotating shaft; the drainage device comprises an L-shaped bottom rod, and the bottom rod is provided with a drainage rod towards the direction of the bracket. The water pipe winding device suitable for fruit tree irrigation is provided with the guide device and the drainage device, so that smoothness of the water pipe can be corrected while the water pipe is collected, water storage in the water pipe can be drained, and compared with an existing winding device, the water pipe winding device is simple in structure, convenient to operate, small in size, high in mobility and capable of improving winding speed obviously and has good application value.

摘要：【中文】本发明属于3D打印技术领域，具体涉及一种生日蛋糕制作用3D打印机，包括底座和垂直固定在所述底座一侧的龙门架，所述底座上安装有X轴传动机构，所述X轴传动机构上安装有两个承载盘，所述X轴传动机构驱动所述承载盘沿X轴方向产生位移，所述龙门架上安装有Z轴传动机构，所述Z轴传动机构上安装有Y轴传动机构；本发明通过在X轴传动机构上安装有两个承载盘，可以在一个承载盘上的蛋糕进行制作时，将另一个承载盘上的蛋糕取出，然后再放置好一个新的蛋糕坯子，使两个承载盘总有一个处于打印状态，而另一个处于将打印好的蛋糕取出，并准备下一个蛋糕坯子的准备状态，大大的降低加工过程中的留置时间，提高制作效率。 【EN】The invention belongs to the technical field of 3D printing, and particularly relates to a 3D printer for making birthday cakes, which comprises a base and a portal frame vertically fixed on one side of the base, wherein an X-axis transmission mechanism is installed on the base, two bearing discs are installed on the X-axis transmission mechanism, the X-axis transmission mechanism drives the bearing discs to displace along the X-axis direction, a Z-axis transmission mechanism is installed on the portal frame, and a Y-axis transmission mechanism is installed on the Z-axis transmission mechanism; according to the cake making machine, the two bearing plates are arranged on the X-axis transmission mechanism, so that when a cake on one bearing plate is made, the cake on the other bearing plate can be taken out, then a new cake blank is placed, one bearing plate is always in a printing state, the other bearing plate is in a preparation state for taking out the printed cake and preparing the next cake blank, the remaining time in the processing process is greatly reduced, and the making efficiency is improved.

摘要：【中文】本发明属于3D打印技术领域，尤其为一种3D打印机打印平台，包括平台，所述平台顶部外侧可拆卸连接有载模板，所述平台内部具有空腔，所述载模板底部固定连接有支撑块，所述支撑块卡合安装在所述空腔内部，所述支撑块底部与所述空腔底部相接触；将原本一体化的平台设计为可拆分式结构，在平台内部开设有一个空腔，空腔内部滑动安装有载模板，载模板顶部位于平台上方，打印时通过载模板来承载喷头喷出的材料，打印结束后可以将载模板向外取下后再将成型的产品从载模板上取下，将载模板取下后使用者拥有更大的操作空间，更方便使用者使用工具将成型物取下，将载模板取下后方便使用者对载模板进行清理。 【EN】The invention belongs to the technical field of 3D printing, and particularly relates to a printing platform of a 3D printer, which comprises a platform, wherein a load template is detachably connected to the outer side of the top of the platform, a cavity is formed in the platform, a supporting block is fixedly connected to the bottom of the load template, the supporting block is clamped and installed in the cavity, and the bottom of the supporting block is in contact with the bottom of the cavity; the platform design that will originally integrate is removable fraction structure, a cavity has been seted up in the platform is inside, the inside slidable mounting of cavity has the template of carrying, it is located the platform top to carry the template top, bear shower nozzle spun material through carrying the template during printing, can take off fashioned product from carrying the template after printing the end again after outwards taking off carrying the template, the user possesses bigger operating space after will carrying the template and take off, more person of facilitating the use instrument takes off the shaping thing, will carry the template and take off the convenient user in rear and clear up carrying the template.

摘要：【中文】本发明公开了一种公路隧道多级水洗除尘活性炭净化系统，包括水洗室、风机通道、净化室、蓄水池等，利用水洗除尘与活性炭吸附相结合，实现对隧道内主要污染物烟尘、CO和NO₂的去除，逐级水洗，先通过水洗室的雾化喷头产生的水雾与污染气体充分接触，去除掉烟尘的大颗粒粉尘，再通过分级通道的过滤板，在风机的作用下使污染气体与水强制撞击洗涤，最后通过风机通道内的除沫装置将气体中剩余的粉尘和夹带的水汽清理掉，提高除尘效率；通过采用活性炭吸附法去除掉污染气体中的有害气体，可以实现多种有害气体的同时净化。净化室内设置不同角度的挡气板可以使设备处在不同的工作模式，以提高净化室内气流的速度，提高净化效率。 【EN】The invention discloses a multistage washing dust removal activated carbon purification system for a highway tunnel, which comprises a washing chamber, a fan channel, a purification chamber, a reservoir and the like, wherein the washing dust removal and activated carbon adsorption are combined to realize the purpose of purifying main pollutants such as smoke, CO and NO in the tunnel₂The method comprises the following steps of removing, washing step by step, wherein water mist generated by an atomizing nozzle of a washing chamber is fully contacted with polluted gas to remove large particle dust of smoke dust, then the polluted gas is forcibly collided and washed with water under the action of a fan through a filter plate of a grading passage, and finally the residual dust and entrained water vapor in the gas are cleaned through a defoaming device in the fan passage, so that the dust removal efficiency is improved; harmful gases in the polluted gases are removed by adopting an activated carbon adsorption method, and the simultaneous purification of various harmful gases can be realized. The air baffles with different angles arranged in the purifying chamber can enable the equipment to be in different working modes so as to improve the speed of air flow in the purifying chamberHigh purifying efficiency.

摘要：【中文】本公开是关于一种设备绑定方法、设备绑定装置及计算机可读存储介质。设备绑定方法，应用于第一设备，包括：监听第二设备发送的无线通信信号，第二设备为未绑定指定账号的设备。响应于监听到第二设备发送的无线通信信号，且第二设备与第一设备之间的距离小于设定距离阈值，向第二设备发送绑定请求并将第二设备与指定账号进行绑定。根据本公开的实施例提供的设备绑定方法，第一设备通过监听周围无线通信信号，将其他设备自主绑定在同一指定账号下。无需通过用户操作，便可将多个设备进行绑定，方便快捷，有助于提升用户对设备控制的使用体验。 【EN】The disclosure relates to a device binding method, a device binding apparatus and a computer readable storage medium. The device binding method is applied to a first device and comprises the following steps: and monitoring a wireless communication signal sent by second equipment, wherein the second equipment is equipment without a bound specified account. And in response to the fact that the wireless communication signal sent by the second device is monitored, and the distance between the second device and the first device is smaller than a set distance threshold, sending a binding request to the second device and binding the second device with the specified account. According to the device binding method provided by the embodiment of the disclosure, the first device autonomously binds other devices under the same specified account by monitoring surrounding wireless communication signals. Need not through user operation, alright bind a plurality of equipment, convenient and fast helps promoting the user to the use experience of equipment control.

摘要：【中文】本发明涉及一种负载型固体碱催化剂的制备方法及其应用，属于生物柴油应用技术领域。其以Y₂O₃，Li₂O为活性中心，通过湿浸渍法制备得到Li‑Y₂O₃固体碱催化剂。本发明所制得的Li‑Y₂O₃固体碱催化剂可以用于合成生物柴油，固体碱催化剂的制备工艺简单，成本低廉，且催化反应条件温和，生物柴油产率高，是一种环境友好型的固体碱催化剂，此外，Li‑Y₂O₃固体碱催化剂还具有良好的耐水性和耐酸性，在商业化生产生物柴油领域中具有非常大的前景。 【EN】The invention relates to a preparation method and application of a supported solid base catalyst, belonging to the technical field of biodiesel application. It is substituted by Y₂O₃，Li₂O is taken as an active center, and Li-Y is prepared by a wet impregnation method₂O₃A solid base catalyst. Li-Y prepared by the invention₂O₃The solid base catalyst can be used for synthesizing biodiesel, has simple preparation process, low cost, mild catalytic reaction conditions and high biodiesel yield, is an environment-friendly solid base catalyst, and in addition, Li-Y₂O₃The solid base catalyst also has good water resistance and acid resistance, and has great prospect in the field of commercial production of biodiesel.

摘要：【中文】一种基于TCP的组播频道快速切换系统，包括，组播预处理转发服务端、组播快切缓存服务端，以及组播接收客户端，所述组播预处理转发服务端，接收信源组播信号，并对接收到的组播频道数据进行预处理；所述组播快切缓存服务端，识别所述组播频道数据的I帧起始位置，将视频数据保存到相应存储单元并进行管理；所述组播接收客户端，其将从所述组播快切缓存服务端获取的视频数据与本地组播接收的视频数据进行结合并播放。本发明还提供一种基于TCP的组播频道快速切换方法，消除了I帧等待时间和组播接收延时时间，同时为播放器准备了足够的起播数据，达到了快速切台的目的。 【EN】A multicast channel fast switching system based on TCP comprises a multicast preprocessing forwarding server, a multicast fast switching cache server and a multicast receiving client, wherein the multicast preprocessing forwarding server receives an information source multicast signal and preprocesses received multicast channel data; the multicast fast-switching cache server identifies the initial position of the frame I of the multicast channel data, and stores and manages the video data in a corresponding storage unit; and the multicast receiving client combines and plays the video data acquired from the multicast fast-switching cache server with the video data received by the local multicast. The invention also provides a method for rapidly switching the multicast channel based on the TCP, which eliminates the waiting time of the I frame and the multicast receiving delay time, and simultaneously prepares enough broadcast starting data for the player, thereby achieving the purpose of rapidly switching the channel.

摘要：【中文】本发明提供了一种基于智能合约的去中心电子投票方法、装置、系统及存储介质，该去中心电子投票方法包括初始化步骤、选民注册步骤、门限加密步骤、选票加密签名步骤、选票上传步骤、选票合法判断步骤、解密步骤和统计公布步骤。本发明的有益效果是：本发明能够保证投票公开透明，选民的匿名性得到了保护，系统健壮性强可抵制恶意攻击者攻击，小部分恶意的选民也不会破坏整个选举的进行；并且本发明将投票管理者的权利降到最小。 【EN】The invention provides a method, a device, a system and a storage medium for removing center electronic voting based on an intelligent contract. The invention has the beneficial effects that: the invention can ensure that the voting is public and transparent, the anonymity of the voters is protected, the system has strong robustness and can resist the attack of malicious attackers, and a small part of malicious voters can not damage the whole voting; and the present invention minimizes the right of the voting manager.

摘要：【中文】本发明提供了一种基于混合差分隐私的流数据频数统计方法、装置、系统及存储介质，该流数据频数统计方法包括：创建候选列表步骤：针对用户集合S，在保证差分隐私的前提下，近似地获得出现频数最多的记录；收集数据步骤：用户在本地实现差分隐私算法，将隐私化数据传送到服务器端；隐私预算分配步骤：将连续序列分为个时间戳，在其分配隐私预算，根据时间，分配的隐私预算递减。本发明的有益效果是：本发明采用差分隐私和本地差分隐私结合的方式，能够从数据收集和数据分析层面实现对数据的高效保护，且能提高流数据实时发布速率。 【EN】The invention provides a streaming data frequency counting method, a device, a system and a storage medium based on mixed differential privacy, wherein the streaming data frequency counting method comprises the following steps: creating a candidate list step: aiming at a user set S, on the premise of ensuring differential privacy, records with the most occurrence frequency are approximately obtained; and (3) data collection: the user locally realizes a differential privacy algorithm and transmits the privacy data to the server; a privacy budget allocation step: dividing the continuous sequence intoA timestamp at which the privacy budget is allocated, the allocated privacy budget decreasing according to time. The invention has the beneficial effects that: the invention adopts a mode of combining the differential privacy and the local differential privacy, can realize the high-efficiency protection of data from the data collection and data analysis level, and can improve the real-time release rate of the streaming data.

摘要：【中文】本发明公开了一种计算机机箱的清灰装置，包括箱体、设置于箱体内部的机箱、抽气泵和鼓风机，所述箱体上端设有一打开或者密封箱体的箱盖，箱盖的上端安装有壳体，箱体的底面上设有通孔，通孔中均设有一管道，管道上端均延伸至壳体中，并均安装有弹簧，壳体的顶面上安装有圆形结构的罩体，壳体顶面设有一个以上与罩体连通的气孔，罩体的两侧均安装有气管，鼓风机安装于左侧的气管上，抽气泵安装于右侧的气管上。本发明结构简单，通过箱体和箱盖能有效的将机箱罩住，避免了灰尘吹至外界，避免了影响环境，且通过均匀分布的管道能全面的对机箱内部进行除尘，增加了效率，无需来回移动，同时通过管道能将气体聚集，增加了吸气和吹气效果。 【EN】The invention discloses a dust cleaning device of a computer case, which comprises a case body, the case arranged in the case body, an air suction pump and an air blower, wherein a case cover for opening or sealing the case body is arranged at the upper end of the case body, a shell is arranged at the upper end of the case cover, through holes are formed in the bottom surface of the case body, pipelines are arranged in the through holes, the upper ends of the pipelines extend into the shell and are respectively provided with a spring, a cover body with a circular structure is arranged on the top surface of the shell, more than one air hole communicated with the cover body is formed in the top surface of the shell, air pipes are arranged on two sides of the cover body, the air blower is arranged. The dust removal box is simple in structure, the case can be effectively covered through the box body and the case cover, dust is prevented from being blown to the outside, the environment is prevented from being affected, dust can be comprehensively removed from the inside of the case through the uniformly distributed pipelines, the efficiency is increased, the back and forth movement is not needed, meanwhile, gas can be gathered through the pipelines, and the air suction and blowing effects are increased.