摘要：【中文】本发明涉及一种新的膨化聚四氟乙烯复合膜及其制备方法。所述制备方法包括：在热处理后，将辊筒先降温至260～300℃，再进行激冷处理至常温。本发明通过对冷却方式的改进，可一定程度上控制膨化聚四氟乙烯复合膜的密度，且大大缩短生产工艺时间。 【EN】The invention relates to a novel expanded polytetrafluoroethylene composite membrane and a preparation method thereof. The preparation method comprises the following steps: after the heat treatment, the roller is cooled to 260-300 ℃, and then is chilled to normal temperature. The invention can control the density of the expanded polytetrafluoroethylene composite membrane to a certain extent by improving the cooling mode, and greatly shortens the production process time.

摘要：【中文】基于变截面微通道和粘弹性流体耦合的微纳米颗粒富集装置，由入口、出口、侧壁和内部腔体组成；入口与出口的轮廓为封闭曲线；入口面积大于出口面积；在流动方向上，内部腔体横截面逐渐变小；微米或纳米颗粒分散于粘弹性流体中，经入口进入内部腔体，粘弹性流体使颗粒受到指向通道中心的弹性力作用，但其作用较弱，变截面微通道会改变颗粒受到的弹性力方向，并引发指向通道中心的速度分量，使颗粒受到指向通道中心的粘性拖曳力、Saffman力等作用，进一步加速颗粒向通道中心的运动，在变截面微通道和粘弹性流体的耦合作用下，微米或纳米颗粒快速向通道的中心位置运动，最终在微通道的出口实现高效的富集和排列；本发明可实现微米或纳米颗粒的高效富集与排列，在生物医学等领域有重要应用潜力。 【EN】The micro-nano particle enrichment device based on coupling of the variable cross-section microchannel and the viscoelastic fluid consists of an inlet, an outlet, a side wall and an internal cavity; the outlines of the inlet and the outlet are closed curves; the inlet area is greater than the outlet area; in the flow direction, the cross section of the inner cavity is gradually reduced; the micron or nanometer particles are dispersed in the viscoelastic fluid and enter the internal cavity through the inlet, the viscoelastic fluid enables the particles to be acted by elastic force pointing to the center of the channel, but the action is weaker, the variable cross-section microchannel can change the direction of the elastic force on the particles and induce a velocity component pointing to the center of the channel, so that the particles are acted by viscous drag force, Saffman force and the like pointing to the center of the channel, the movement of the particles to the center of the channel is further accelerated, the micron or nanometer particles quickly move to the center of the channel under the coupling action of the variable cross-section microchannel and the viscoelastic fluid, and finally, efficient enrichment and arrangement are realized at the outlet of the microchannel; the invention can realize the high-efficiency enrichment and arrangement of micron or nano particles, and has important application potential in the fields of biomedicine and the like.

摘要：【中文】本发明属于锂二次电池技术领域，具体涉及一种高温型锂二次电池电解液及电池。本发明高温型锂二次电池包含由二异氰酸酯类化合物和双环状硫酸酯类化合物组成的添加剂组合物，该组合物一起使用时通过协同作用，在锂二次电池负极表面形成具有柔性的薄而均匀的SEI膜，同时钝化正极表面，抑制锂二次电池高温存储期间的气体生成量，改善高温循环性能和高温存储性能，提高循环寿命。 【EN】The invention belongs to the technical field of lithium secondary batteries, and particularly relates to a high-temperature lithium secondary battery electrolyte and a battery. The high-temperature lithium secondary battery comprises an additive composition consisting of diisocyanate compounds and bicyclic sulfate compounds, and when the composition is used together, a flexible thin and uniform SEI film is formed on the surface of a negative electrode of the lithium secondary battery through a synergistic effect, and simultaneously the surface of a positive electrode is passivated, so that the gas generation amount of the lithium secondary battery during high-temperature storage is inhibited, the high-temperature cycle performance and the high-temperature storage performance are improved, and the cycle life is prolonged.

摘要：【中文】本发明公开了一种现代化养猪猪栏内底板冲水装置，涉及养猪清洁辅具技术领域，包括固定板，所述固定板的中部开设有第一缺口，所述固定板上表面固定连接有安装罩，所述安装罩罩在第一缺口外侧，所述固定板的底部靠近一边边沿固定连接有铰接耳板，所述铰接耳板之间铰接连接有滚轮，所述固定板的底部另一边边沿固定安装有万向轮；所述安装罩的靠近滚轮的一侧开设有第二缺口，所述第二缺口中设有喷水嘴，所述喷水嘴的出水端穿过第一缺口并斜向朝向下方；所述安装罩的上部铰接连接有推杆。本发明能够对向上飞溅的污物进行阻挡，避免飞溅物乱飞。 【EN】The invention discloses a flushing device for a bottom plate in a modern pig raising pigsty, which relates to the technical field of pig raising cleaning aids and comprises a fixed plate, wherein a first notch is formed in the middle of the fixed plate, an installation cover is fixedly connected to the upper surface of the fixed plate and covers the outer side of the first notch, a hinge lug plate is fixedly connected to the bottom of the fixed plate close to one edge of the bottom of the fixed plate, a roller wheel is hinged between the hinge lug plates, and a universal wheel is fixedly mounted on the other edge of the bottom of the fixed plate; a second notch is formed in one side, close to the roller, of the mounting cover, a water spray nozzle is arranged in the second notch, and the water outlet end of the water spray nozzle penetrates through the first notch and faces downwards in an inclined mode; the upper part of the mounting cover is hinged with a push rod. The invention can block the dirt splashed upwards and avoid splashing.

摘要：【中文】本发明公开了一种自动焊接设备，包括底座、设于底座上且从左至右依次设置的初焊机构、翻转机构与冷却机构，翻转机构包括固定板、位于固定板上的固定筒，固定筒的下端凸设有支撑环，固定筒内设置有第二夹紧套，底座的下部设有第二电机，固定板的一侧设有支撑板、第二驱动组件及第三驱动组件，支撑板上设有支撑块，支撑块上转动安装有转轴，转轴靠近固定筒的一端设有翻转板，翻转板上安装有气动夹指，气动夹指的输出端连接有夹杆，转轴的另一端安装有外齿套，外齿套的上部设有齿条，支撑块上设有驱动齿条运动的第四驱动组件，固定筒的前端设有第二焊接机，通过上述设置，能自动对法兰与圆管进行装夹与翻转，进而提高法兰与圆管的焊接效率。 【EN】The invention discloses automatic welding equipment, which comprises a base, a primary welding mechanism, a turnover mechanism and a cooling mechanism, wherein the primary welding mechanism, the turnover mechanism and the cooling mechanism are arranged on the base and are sequentially arranged from left to right, the turnover mechanism comprises a fixed plate and a fixed cylinder positioned on the fixed plate, the lower end of the fixed cylinder is convexly provided with a support ring, a second clamping sleeve is arranged in the fixed cylinder, the lower part of the base is provided with a second motor, one side of the fixed plate is provided with a support plate, a second driving assembly and a third driving assembly, the support plate is provided with a support block, a rotating shaft is rotatably arranged on the support block, one end of the rotating shaft, which is close to the fixed cylinder, is provided with a turnover plate, the turnover plate is provided with a pneumatic clamping finger, the output end of the pneumatic clamping finger is connected with a clamping rod, the other end of the rotating shaft is, through the arrangement, the flange and the round pipe can be automatically clamped and overturned, and the welding efficiency of the flange and the round pipe is improved.

摘要：【中文】本发明提供一种新型带导流装置的混流泵，包括：泵本体、电机和底座，所述泵本体的右端设有泵轴，所述电机的转动端通过联轴器连接泵轴，所述泵本体和所述电机的下方均连接在底座上，所述底座包括：泵支腿、电机支腿、联轴器支腿和平板，通过在所述泵本体、联轴器和所述电机的下方设置泵支腿、联轴器支腿和电机支腿，由此使得所述泵本体和电机，以及泵轴和联轴器均支撑在平板上，搬运时，通过搬动平板实现对所述泵本体和电机共同进行搬运；减少因直接抬着泵本体和电机在搬运过程中使得联轴器折弯的情况，减少联轴器折弯变形后不能使得泵本体正常工作的情况，大大提高了混流泵的使用寿命。 【EN】The invention provides a novel mixed flow pump with a flow guide device, which comprises: pump body, motor and base, the right-hand member of pump body is equipped with the pump shaft, the rotation end of motor passes through the coupling joint pump shaft, the pump body with the below of motor is all connected on the base, the base includes: the pump body, the motor, the pump shaft and the coupler are supported on the flat plate, and the pump body and the motor are jointly transported by moving the flat plate during transportation; the condition that the shaft coupling is bent in the carrying process due to the fact that the pump body and the motor are directly lifted is reduced, the condition that the pump body cannot normally work after the shaft coupling is bent and deformed is reduced, and the service life of the mixed flow pump is greatly prolonged.

摘要：【中文】本发明提供一种高智能双激光头激光加工设备，包括激光加工机柜、设置于所述激光加工机柜后侧部位的主控制箱以及激光加工组件和机械手组件；在激光加工机柜上部开设有用于容纳所述主控制箱、激光加工组件和机械手组件的激光加工槽；激光加工组件包括并列设置的第一激光加工组件以及第二激光加工组件，且该第一激光加工组件包括第一激光头、第一光学腔以及处于所述第一光学腔后部、用于驱动所述第一激光头上下移动的第一升降杆；实际应用过程中，各第一激光加工组件以及第二激光加工组件、机械手组件协同配合，可以更加灵活的实现三维激光加工，且本申请的结构设计合理，应用效果突出。 【EN】The invention provides high-intelligent double-laser-head laser processing equipment which comprises a laser processing cabinet, a main control box arranged at the rear side part of the laser processing cabinet, a laser processing assembly and a manipulator assembly, wherein the main control box is connected with the laser processing cabinet; a laser processing groove for accommodating the main control box, the laser processing assembly and the manipulator assembly is formed in the upper part of the laser processing cabinet; the laser processing assembly comprises a first laser processing assembly and a second laser processing assembly which are arranged in parallel, and the first laser processing assembly comprises a first laser head, a first optical cavity and a first lifting rod which is arranged at the rear part of the first optical cavity and used for driving the first laser head to move up and down; in the practical application process, each first laser processing assembly, each second laser processing assembly and each manipulator assembly are matched in a coordinated mode, three-dimensional laser processing can be achieved more flexibly, the structural design is reasonable, and the application effect is prominent.

摘要：【中文】本发明公开了一种猪栏组装拼接用钢管切割装置，涉及切割装置技术领域，包括底板，所述底板上固定连接有铰接柱，所述铰接柱上铰接连接有摇臂，所述摇臂的中部固定连接有支撑板，所述支撑板上固定安装有驱动电机，所述驱动电机的输出轴上固定连接有切割刀片，所述底板上固定连接有第一压缩弹簧，所述底板上固定连接有垫板，所述垫板上固定连接有导柱，所述垫板上方设有压块，所述压块的底面中部设有向上凹陷的夹紧凹槽，所述压块上开设有台阶孔，所述导柱穿插在台阶孔中，所述台阶孔中设有第二压缩弹簧，所述第二压缩弹簧穿套在导柱的外侧。本发明能够保持钢管在切割时位置稳定，切割后断面整齐，提高切割效果。 【EN】The invention discloses a steel pipe cutting device for assembling and splicing a pigsty, which relates to the technical field of cutting devices and comprises a bottom plate, wherein a hinged column is fixedly connected onto the bottom plate, a rocker arm is hinged onto the hinged column, a supporting plate is fixedly connected to the middle part of the rocker arm, a driving motor is fixedly mounted on the supporting plate, a cutting blade is fixedly connected onto an output shaft of the driving motor, a first compression spring is fixedly connected onto the bottom plate, a backing plate is fixedly connected onto the bottom plate, a guide pillar is fixedly connected onto the backing plate, a pressing block is arranged above the backing plate, an upward concave clamping groove is formed in the middle of the bottom surface of the pressing block, a step hole is formed in the pressing block, the guide pillar is inserted into the step hole, a second compression spring is arranged in the step hole, and the second compression spring is. The steel pipe cutting device can keep the position of the steel pipe stable during cutting, the cut section is neat, and the cutting effect is improved.

摘要：【中文】本公开提供一种图像处理方法及装置，涉及计算机图像技术领域，所述方法包括获取当前图像帧的多个初始宏块行，识别每个初始宏块行的特征点；其中，所述当前图像帧包括多个初始宏块行；根据所述每个初始宏块行的特征点，确定目标宏块行；其中，所述目标宏块行包括连续N个初始宏块行；根据所述目标宏块行的特征点，计算所述目标宏块行的运动矢量，并将所述目标宏块行的运动矢量作为全局运动矢量。本公开能够解决现有不能保证图像压缩效果的问题。 【EN】The invention provides an image processing method and device, which relate to the technical field of computer images, wherein the method comprises the steps of obtaining a plurality of initial macro block lines of a current image frame, and identifying characteristic points of each initial macro block line; wherein the current image frame comprises a plurality of initial macroblock rows; determining a target macro block row according to the characteristic point of each initial macro block row; wherein the target macroblock row comprises N consecutive initial macroblock rows; and calculating the motion vector of the target macro block line according to the characteristic point of the target macro block line, and taking the motion vector of the target macro block line as a global motion vector. The image compression method and the image compression device can solve the problem that the image compression effect cannot be guaranteed currently.

摘要：【中文】本发明提供一种优化功率指针抖动的方法，属于电动汽车领域，所述方法包括：车辆模拟进入堵转工况；获取在不同IGBT载波频率下，电池包的输出电流幅值；找到使所述输出电流幅值在设定范围内的IGBT载波频率集；根据所述IGBT载波频率集，设置待优化车辆的IGBT载波频率。本发明提供一种优化功率指针抖动的方法，能够方便快速地改善电动汽车在堵转工况或低速爬坡工况的情况下，功率指针剧烈抖动的情况，提高用户的驾驶体验。 【EN】The invention provides a method for optimizing power pointer jitter, belonging to the field of electric automobiles, and the method comprises the following steps: simulating the vehicle to enter a locked-rotor working condition; acquiring the output current amplitude of the battery pack under different IGBT carrier frequencies; finding an IGBT carrier frequency set enabling the amplitude of the output current to be within a set range; and setting the IGBT carrier frequency of the vehicle to be optimized according to the IGBT carrier frequency set. The invention provides a method for optimizing the jitter of a power pointer, which can conveniently and quickly improve the severe jitter of the power pointer under the condition of a locked-rotor working condition or a low-speed climbing working condition of an electric automobile and improve the driving experience of a user.