摘要：【中文】本发明公开了一种建筑外墙用耐沾污氟碳涂料及其制备方法，其原料包括重量比为100：8～20的A组分和B组分；所述A组分的原料按重量分数计包括水性氟碳乳液40～60份、钛白粉20～30份、季铵化聚硅氧烷0.5～10份、消泡剂0.2～1份、润湿剂0.1～1份、分散剂0.2～1份、纳米二氧化硅0.1～1份、丙二醇1～3份、成膜助剂2～10份、流平剂0.1～0.5份、基材润湿剂0.1～1份、流变助剂0.1～1份、多功能胺助剂0.1～0.3份、催化剂0.01～0.2份、水5～20份；所述B组分的原料按重量分数计包括HDI固化剂40～60份、丙二醇甲醚醋酸酯40～60份。该涂料的耐沾污能力显著增强。 【EN】The invention discloses a stain-resistant fluorocarbon coating for building exterior walls and a preparation method thereof, wherein the raw materials comprise the following components in percentage by weight: 8-20 of a component A and a component B; the component A comprises the following raw materials, by weight, 40-60 parts of water-based fluorocarbon emulsion, 20-30 parts of titanium dioxide, 0.5-10 parts of quaternary ammonium polysiloxane, 0.2-1 part of defoaming agent, 0.1-1 part of wetting agent, 0.2-1 part of dispersing agent, 0.1-1 part of nano silicon dioxide, 1-3 parts of propylene glycol, 2-10 parts of film-forming assistant, 0.1-0.5 part of flatting agent, 0.1-1 part of base material wetting agent, 0.1-1 part of rheological assistant, 0.1-0.3 part of multifunctional amine assistant, 0.01-0.2 part of catalyst and 5-20 parts of water; the component B comprises, by weight, 40-60 parts of an HDI curing agent and 40-60 parts of propylene glycol monomethyl ether acetate. The stain resistance of the coating is significantly enhanced.

摘要：【中文】本发明公开了一种基于磁致伸缩效应的单向残余应力检测装置，涉及残余应力无损检测技术领域，包括检测台，所述检测台的一侧设置有控制检测探头运动的升降装置以及与所述升降装置相连接的旋转装置，所述检测探头设置于所述旋转装置上，并且与所述检测台的位置相对；还包括电控系统，与所述升降装置和所述旋转装置电性连接，并带动所述检测探头升降和旋转。本发明的基于磁致伸缩效应的单向残余应力检测装置原理简单，能够实现单向残余应力检测对人工的技术依赖减少。利用本申请技术装置的控制系统能够实现转动的精准控制，使转动测量中误差减小。 【EN】The invention discloses a unidirectional residual stress detection device based on a magnetostrictive effect, which relates to the technical field of nondestructive detection of residual stress and comprises a detection table, wherein one side of the detection table is provided with a lifting device for controlling a detection probe to move and a rotating device connected with the lifting device, and the detection probe is arranged on the rotating device and is opposite to the detection table in position; the electric control system is electrically connected with the lifting device and the rotating device and drives the detection probe to lift and rotate. The one-way residual stress detection device based on the magnetostrictive effect is simple in principle, and can reduce the manual technical dependence of one-way residual stress detection. The control system of the device can realize accurate control of rotation, so that errors in rotation measurement are reduced.

摘要：【中文】本发明公开了一种折叠封装盒，包括盒体，所述盒体包括盒体一和盒体二，所述盒体一体积大于盒体二体积，所述盒体一与盒体二的高度和宽度相同，所述盒体一的长度大于盒体二的长度，所述盒体一右侧面下端与盒体二左侧面下端铰接，所述盒体一上端面和下端面上设有展示板一，所述盒体二上端面和下端面上设有展示板二。本发明的优点在于：可折叠展示、方便收纳携带、样式新颖、展示效果好。 【EN】The invention discloses a folding packaging box which comprises a box body, wherein the box body comprises a first box body and a second box body, the volume of the first box body is larger than that of the second box body, the height and the width of the first box body and the second box body are the same, the length of the first box body is larger than that of the second box body, the lower end of the right side face of the first box body is hinged with the lower end of the left side face of the second box body, a first display board is arranged on the upper end face and the lower end face of the first box body, and a second display board is arranged on the upper end face and the. The invention has the advantages that: foldable display, convenient storage and carrying, novel style and good display effect.

摘要：【中文】本发明提供了一种发声器件，包括盆架、支撑于盆架的振动系统以及驱动振动系统振动发声的磁路系统，磁路系统具有磁间隙，振动系统包括插设于磁间隙里的音圈，磁路系统包括固定于盆架的第一磁碗、固定于第一磁碗的磁钢单元、盖设于磁钢单元的第二磁碗；第一磁碗包括支撑固定于盆架的第一磁碗底壁，磁钢单元支撑于第一磁碗底壁；第二磁碗包括第二磁碗底壁和第二磁碗侧壁，第二磁碗底壁与第一磁碗底壁间隔正对设置，第二磁碗侧壁由第二磁碗底壁向靠近第一磁碗底壁方向弯折延伸，磁钢单元与第一磁碗以及第二磁碗侧壁共同围成磁间隙。与相关技术相比，本发明的发声器件的磁力得到充分利用，从而有效提升发声器件的灵敏度。 【EN】The invention provides a sounding device which comprises a basin frame, a vibration system and a magnetic circuit system, wherein the vibration system is supported on the basin frame, the magnetic circuit system drives the vibration system to vibrate and sound, the magnetic circuit system is provided with a magnetic gap, the vibration system comprises a voice coil which is inserted into the magnetic gap, and the magnetic circuit system comprises a first magnetic bowl which is fixed on the basin frame, a magnetic steel unit which is fixed on the first magnetic bowl, and a second magnetic bowl which is covered on the magnetic steel unit; the first magnetic bowl comprises a first magnetic bowl bottom wall which is supported and fixed on the basin frame, and the magnetic steel unit is supported on the first magnetic bowl bottom wall; the second magnetic bowl comprises a second magnetic bowl bottom wall and a second magnetic bowl side wall, the second magnetic bowl bottom wall and the first magnetic bowl bottom wall are arranged in an interval mode, the second magnetic bowl side wall is bent and extended towards the direction close to the first magnetic bowl bottom wall from the second magnetic bowl bottom wall, and the magnetic steel unit, the first magnetic bowl and the second magnetic bowl side wall jointly enclose a magnetic gap. Compared with the prior art, the magnetic force of the sounding device is fully utilized, so that the sensitivity of the sounding device is effectively improved.

摘要：【中文】本发明提出了一种基于区块链的数据上链方法、装置、设备及介质。包括：获取摄像头采集的数据以及对应的摄像头的运行状态信息，将该数据以及运行状态信息作为待上链数据；对该待上链数据进行安全验证，当该待上链数据通过安全验证之后，将验证后的待上链数据传输至区块链中；建立共识算法，根据共识算法对区块链中的待上链数据进行计算，根据计算结果，将区块链中的待上链数据转存入区块链数据存储库中。本发明通过将小区摄像头采集的数据与小区摄像头的状态信息结合起来，将这些数据进行上链，避免了小区摄像头在损坏时，可能会导致小区安防信息丢失，同时根据共识算法，可以对小区摄像头的状态进行分析，判断小区摄像头是不是存在故障。 【EN】The invention provides a block chain-based data uplink method, a block chain-based data uplink device, a block chain-based data uplink equipment and a block chain-based data uplink medium. The method comprises the following steps: acquiring data acquired by a camera and corresponding running state information of the camera, and taking the data and the running state information as data to be linked; performing security verification on the data to be uplink, and transmitting the verified data to be uplink to the block chain after the data to be uplink passes the security verification; and establishing a consensus algorithm, calculating the data to be uplink in the block chain according to the consensus algorithm, and transferring the data to be uplink in the block chain into a block chain data storage library according to a calculation result. According to the invention, the data acquired by the cell camera is combined with the state information of the cell camera, and the data is linked up, so that the cell security information is prevented from being lost when the cell camera is damaged, and meanwhile, according to the consensus algorithm, the state of the cell camera can be analyzed to judge whether the cell camera has a fault.

摘要：【中文】本发明提出了一种基于区块链的小区安防视频取证方法、装置、设备及介质。包括：获取待取证的初始特征信息；根据该初始特征信息从区块链存储的视频文件中提取对应的视频画面，并获取该视频画面的视频特征信息；建立特征值算法，根据特征值算法分别计算初始特征信息的初始特征值以及视频特征信息的视频特征值；将初始特征值与视频特征值进行比较，根据比较结果，将视频特征值对应的视频画面推送给用户。本发明通过获取待取证的初始特征信息，根据该信息从区块链中查找对应的视频画面，然后根据特征值来确定能够取证的视频画面，通过区块链查找对应的视频文件，能够保证视频文件的安全性以及完整性，利用特征值能够更加精确对视频进行取证。 【EN】The invention provides a cell security video evidence obtaining method, a device, equipment and a medium based on a block chain. The method comprises the following steps: acquiring initial characteristic information to be proved; extracting a corresponding video picture from a video file stored in a block chain according to the initial characteristic information, and acquiring video characteristic information of the video picture; establishing a characteristic value algorithm, and respectively calculating an initial characteristic value of initial characteristic information and a video characteristic value of video characteristic information according to the characteristic value algorithm; and comparing the initial characteristic value with the video characteristic value, and pushing the video picture corresponding to the video characteristic value to a user according to the comparison result. According to the method and the device, the initial characteristic information to be subjected to evidence obtaining is obtained, the corresponding video picture is searched from the block chain according to the information, the video picture capable of obtaining evidence is determined according to the characteristic value, the corresponding video file is searched through the block chain, the safety and the integrity of the video file can be guaranteed, and the video can be obtained more accurately by utilizing the characteristic value.

摘要：【中文】本发明公开了一种减速器壳体总成加工工艺，包括以下步骤：步骤一：以G基准面，以G基准面以及G基准面所在板体上的第一内孔和第二内孔定位粗车A基准面及A基准面上所设的圆弧形凸台的外圆，A基准面平行于所述G基准面；步骤二：以步骤一粗车的A基准面及圆弧形凸台的外圆，粗铣G基准面；步骤三：以A基准面，圆弧形凸台的外圆及圆弧形凸台作为角向定位，立式加工中心精铣G基准面，加工G基准面上定位销孔及各螺栓孔；步骤四：以G基准面及G基准面上两定位销孔定位加工A基准面各孔；步骤五：装配；有效优化了工序，工序安排合理高效，能有效保证加工精度和效率。有效优化了工序，工序安排合理高效，能有效保证加工精度和效率。 【EN】The invention discloses a processing technology of a reducer shell assembly, which comprises the following steps: the method comprises the following steps: roughly turning the excircle of an A reference surface and an arc boss arranged on the A reference surface by using a G reference surface and a first inner hole and a second inner hole on a plate body on which the G reference surface is positioned, wherein the A reference surface is parallel to the G reference surface; step two: roughly milling a G reference surface by using the roughly-turned A reference surface and the excircle of the arc-shaped boss; step three: taking the A reference surface, the excircle of the circular arc boss and the circular arc boss as angular positioning, finely milling a G reference surface by a vertical machining center, and machining a positioning pin hole and each bolt hole in the G reference surface; step four: positioning and processing each hole of the reference surface A by using the reference surface G and two positioning pin holes on the reference surface G; step five: assembling; the working procedures are effectively optimized, the working procedure arrangement is reasonable and efficient, and the processing precision and efficiency can be effectively guaranteed. The working procedures are effectively optimized, the working procedure arrangement is reasonable and efficient, and the processing precision and efficiency can be effectively guaranteed.

摘要：【中文】本发明提出了一种小区垃圾分类识别方法、装置、设备及介质。包括：对垃圾进行扫描，获取各垃圾的信息数据；建立主成分分析算法，通过主成分分析算法对各垃圾的信息数据进行计算，获取计算结果，并从该计算结果中提取主成分数据；根据该主成分数据对垃圾进行识别，并将识别后的垃圾存放到对应区域。本发明通过对丢弃的各个垃圾进行扫描，获取丢弃的各个垃圾的初步数据，然后建立主成分分析算法，根据主成分分析算法对获取的初步数据进行计算，获取计算的结果，并根据计算结果对垃圾进行判断，判断完成后将垃圾放入对应区域。通过这样的方式，能够对具有一定经济价值的垃圾进行区分并存放，方便后续人员进行回收。 【EN】The invention provides a method, a device, equipment and a medium for classifying and identifying community garbage. The method comprises the following steps: scanning the garbage to acquire information data of each garbage; establishing a principal component analysis algorithm, calculating the information data of each garbage through the principal component analysis algorithm to obtain a calculation result, and extracting principal component data from the calculation result; and identifying the garbage according to the main component data, and storing the identified garbage into a corresponding area. The method comprises the steps of scanning each discarded garbage to obtain preliminary data of each discarded garbage, then establishing a principal component analysis algorithm, calculating the obtained preliminary data according to the principal component analysis algorithm to obtain a calculation result, judging the garbage according to the calculation result, and putting the garbage into a corresponding area after the judgment is finished. Through such a mode, can distinguish and deposit the rubbish that has certain economic value, make things convenient for follow-up personnel to retrieve.

摘要：【中文】本发明提供一种发声器件，其包括盆架、支撑于盆架的振动系统以及具有磁间隙的磁路系统；盆架包括底壁、外壁以及内壁，外壁环绕内壁设置且相互间隔；振动系统包括振膜、音圈以及音圈支架；振膜包括振动部、由振动部弯折延伸的第一折环部和第二折环部、由第一折环部弯折延伸的第一固定部以及由第二折环部弯折延伸的第二固定部，第一折环部环绕第二折环部且相互间隔，第一固定部固定于盆架，第二固定部固定于磁路系统和/或盆架的内壁；音圈插设于磁间隙内用以驱动振动部振动发声。与相关技术相比，本发明的发声器件可靠性高。 【EN】The invention provides a sounding device, which comprises a basin frame, a vibration system supported on the basin frame and a magnetic circuit system with a magnetic gap; the basin stand comprises a bottom wall, an outer wall and an inner wall, wherein the outer wall is arranged around the inner wall and is spaced from the inner wall; the vibration system comprises a vibrating diaphragm, a voice coil and a voice coil bracket; the vibrating diaphragm comprises a vibrating part, a first flange part and a second flange part which are bent and extended by the vibrating part, a first fixing part which is bent and extended by the first flange part and a second fixing part which is bent and extended by the second flange part, the first flange part surrounds the second flange part and is mutually spaced, the first fixing part is fixed on the basin frame, and the second fixing part is fixed on the inner wall of the magnetic path system and/or the basin frame; the voice coil is inserted in the magnetic gap and used for driving the vibration part to vibrate and produce sound. Compared with the related art, the sound production device has high reliability.

摘要：【中文】本发明提供了扬声器模组，其包括壳体、扬声器单体以及无源辐射体，壳体上设有贯穿其上且与扬声器单体间隔设置的通孔，无源辐射体固定于壳体并覆盖通孔，声器单体、壳体以及无源辐射体共同围成后声腔，壳体包括围设成通孔的第一周壁，无源辐射体包括贴合固定于第一周壁远离后声腔一侧的第一音膜、固定于第一音膜靠近后声腔一侧的球顶以及固定于所述第一周壁靠近后声腔一侧且同时固定于球顶的第二音膜，球顶、第一音膜、第二音膜及第一周壁共同围成内声腔，第二音膜设有贯穿其上的多个泄压孔，内声腔通过泄压孔与后声腔连通。与相关技术相比，本发明的扬声器模组和终端设备的低频灵敏度高且声学性能优。 【EN】The invention provides a loudspeaker module, which comprises a shell, a loudspeaker monomer and a passive radiator, wherein the shell is provided with a through hole penetrating through the shell and arranged at an interval with the loudspeaker monomer, the passive radiator is fixed on the shell and covers the through hole, the loudspeaker monomer, the shell and the passive radiator jointly enclose a rear sound cavity, the shell comprises a first peripheral wall enclosing the through hole, the passive radiator comprises a first sound film attached and fixed to one side, far away from the rear sound cavity, of the first peripheral wall, a dome fixed to one side, close to the rear sound cavity, of the first sound film and a second sound film fixed to one side, close to the rear sound cavity, of the first peripheral wall and fixed to the dome at the same time, the dome, the first sound film, the second sound film and the first peripheral wall jointly enclose an inner sound cavity, the second sound film is provided with a plurality of pressure relief holes penetrating through the second sound film, and the inner sound cavity is. Compared with the related art, the loudspeaker module and the terminal equipment have high low-frequency sensitivity and excellent acoustic performance.