摘要：【中文】本发明公开一种钢铝通用型环保稀土金属化学转化膜处理剂，所用原料及质量百分比如下：质量浓度45%的氟锆酸2~5%，硝酸锆0.2~0.8%、硝酸锰0.3~1.2%、柠檬酸0.1~0.5%，有机高聚羧酸稀土金属化合物2~5%，钼酸钠0.5~2%，纯水余量。摒弃硅烷偶联剂（容易自聚，不稳定）和树脂两类有机材料，引入了有机高聚羧酸稀土金属化合物，各种组分协同作用，只需将pH控制在3~4就可实现钢铝工件通用转化膜处理，通用性好，不需更换槽液，可降低生产成本，同时也增强了工件的耐腐蚀性和后续涂装附着力。 【EN】The invention discloses a steel-aluminum universal type environment-friendly rare earth metal chemical conversion coating treating agent, which comprises the following raw materials in percentage by mass: 2-5% of fluorozirconic acid with the mass concentration of 45%, 0.2-0.8% of zirconium nitrate, 0.3-1.2% of manganese nitrate, 0.1-0.5% of citric acid, 2-5% of organic high polycarboxylic acid rare earth metal compound, 0.5-2% of sodium molybdate and the balance of pure water. The method has the advantages that two organic materials of silane coupling agent (easy self-polymerization and unstable) and resin are abandoned, organic high polycarboxylic acid rare earth metal compounds are introduced, the synergistic effect of various components is realized, the universal conversion coating treatment of steel and aluminum workpieces can be realized only by controlling the pH to be 3-4, the universality is good, the tank liquor is not required to be replaced, the production cost can be reduced, and the corrosion resistance and the subsequent coating adhesive force of the workpieces are enhanced.

摘要：【中文】本发明公开一种用于耐磨轨道交通零件磷化后的环保型封闭剂，其特征在于所用原料及质量百分比如下：无水乙醇5~10%、水性聚氨酯树脂2~5%、改性有机硅树脂2~3%，氨基改性有机硅氧烷低聚物2~3%，改性氨基硅氧烷聚合物2~3%，环氧基硅烷低聚物2~3%及纯水余量。使锰系或锌锰系磷化膜层具有更优越的耐腐性能，耐中性盐雾试验可以达到72小时，耐腐蚀性能优于现有封闭液，使用成本远低于浸油工艺。 【EN】The invention discloses an environment-friendly sealant used after phosphorization of wear-resistant rail transit parts, which is characterized by comprising the following raw materials in percentage by mass: 5-10% of absolute ethyl alcohol, 2-5% of waterborne polyurethane resin, 2-3% of modified organic silicon resin, 2-3% of amino modified organic siloxane oligomer, 2-3% of modified amino siloxane polymer, 2-3% of epoxy silane oligomer and the balance of pure water. The manganese series or zinc-manganese series phosphating film layer has more excellent corrosion resistance, the neutral salt spray resistance test can reach 72 hours, the corrosion resistance is superior to that of the existing sealing liquid, and the use cost is far lower than that of an oil immersion process.

摘要：【中文】本发明涉及硬岩铀矿山堆浸生产技术领域，具体公开了一种硬岩铀矿山堆浸淋浸液快速连续配制系统，系统工作时，先开启吸附尾液电动开关阀，使吸附尾液收集罐中的吸附尾液进入管道混合器；根据淋浸液浓度计反馈的混合液浓度，通过控制算法计算调节浓硫酸调节阀的开度，加入浓硫酸储罐中的浓硫酸，使吸附尾液和浓硫酸在通过管道混合器时，完成均匀混合。本发明实现了堆浸淋浸液的快速连续配制，生产时间成本降低了80％；配酸精度大幅提升达到了±5％，酸度可调节范围达到预期技术指标，完全满足工艺要求。 【EN】The invention relates to the technical field of hard rock uranium mine dump leaching production, and particularly discloses a rapid and continuous preparation system of hard rock uranium mine dump leaching liquid, wherein when the system works, an electric absorption tail liquid switching valve is firstly opened, so that absorption tail liquid in an absorption tail liquid collecting tank enters a pipeline mixer; according to the concentration of the mixed liquid fed back by the leaching liquid concentration meter, the opening degree of the concentrated sulfuric acid regulating valve is calculated and adjusted through a control algorithm, and the concentrated sulfuric acid in the concentrated sulfuric acid storage tank is added, so that the adsorption tail liquid and the concentrated sulfuric acid are uniformly mixed when passing through the pipeline mixer. The invention realizes the rapid and continuous preparation of the heap leaching solution, and the production time and the cost are reduced by 80 percent; the acid preparation precision is greatly improved to +/-5%, the acidity adjustable range reaches the expected technical index, and the process requirements are completely met.

摘要：【中文】本发明涉及高压开关设备技术领域，提供了一种隔离开关用导电连接及折臂式隔离开关。隔离开关用导电连接包括由多层导电片层叠而成的带体、约束夹带；约束夹带布置在带体沿层叠方向的两侧处；约束夹带、带体的端部相对固定，以使带体夹在两侧约束夹带之间。约束夹带通过端部与带体的端部相对固定，使由导电片叠置成的带体夹设在其两侧约束夹带之间，约束夹带配合形成了一个约束空间，能够在带体的全长上对带体中导电片进行限制，使导电片在变形过程中始终受到约束夹带的限制，不会散开，从而避免该导电连接在使用时因受到约束较小而产生供沙尘进入的缝隙，有效地保证了导电片的使用寿命。 【EN】The invention relates to the technical field of high-voltage switch equipment, and provides a conductive connection and folding arm type isolating switch for an isolating switch. The conductive connection for the isolating switch comprises a belt body formed by laminating a plurality of conductive sheets and a restraint clamp belt; the restraint clamp bands are arranged at two sides of the belt body along the stacking direction; the end parts of the restraining clamp belts and the belt bodies are relatively fixed, so that the belt bodies are clamped between the restraining clamp belts on the two sides. The restraint is smugglied secretly and is fixed relatively through the tip of tip with the tip of the area body, makes the area body clamp that becomes by the conducting strip superpose establish between its both sides restraint is smugglied secretly, and the cooperation has been smugglied secretly in the restraint and has formed a restraint space, can restrict conducting strip in the area body on the full length of the area body, makes the conducting strip receive the restraint throughout and smugglies the restriction of smuggleing secretly at the deformation in-process, can not scatter to avoid this electrically conductive connection to produce the gap that supplies the dust and sand to get into because of receiving the restraint less when.

摘要：【中文】本发明提供了一种提高供丝均匀性的装置，其包括风室、底吹气室、位于抛丝腔室中的抛丝辊、气流通道，其还包括贯流叶轮、导流器、位于底吹气室外侧的旋转驱动件，贯流叶轮设置在底吹气室中靠近气流通道的一侧，贯流叶轮与抛丝辊相平行；贯流叶轮的一端通过第一转动轴与底吹气室的一侧转动连接，贯流叶轮的另一端通过第二转动轴与底吹气室的另一侧转动连接；旋转驱动件与贯流叶轮的第一转动轴相连；导流器与贯流叶轮平行；导流器设置在气流通道与底吹气室连通处的中部位置，并靠近贯流叶轮，导流器的两端分别通过连接轴与底吹气室的两侧的固定孔过渡配合。本发明能够使得气流通道获得较为均匀的吹风，有效地避免发生烟丝堵塞风室的现象。 【EN】The invention provides a device for improving the uniformity of a silk supply, which comprises an air chamber, a bottom blowing air chamber, a silk throwing roller and an airflow channel, wherein the silk throwing roller is positioned in the silk throwing chamber; one end of the cross-flow impeller is rotatably connected with one side of the bottom blowing air chamber through a first rotating shaft, and the other end of the cross-flow impeller is rotatably connected with the other side of the bottom blowing air chamber through a second rotating shaft; the rotary driving piece is connected with a first rotating shaft of the cross-flow impeller; the fluid director is parallel to the through-flow impeller; the fluid director is arranged at the middle position of the communication part of the airflow channel and the bottom blowing air chamber and is close to the through-flow impeller, and two ends of the fluid director are in transition fit with the fixing holes at two sides of the bottom blowing air chamber through connecting shafts respectively. The invention can ensure that the air flow channel obtains more uniform air blowing, and effectively avoids the phenomenon that the air chamber is blocked by the tobacco shreds.

摘要：【中文】本发明涉及超长保坍水泥基聚羧酸减水剂母液及其应用，聚羧酸减水剂母液由超缓释型聚羧酸减水剂母液、缓释型聚羧酸减水剂母液和减水型聚羧酸减水剂母液组成，三种母液原料组成均为：异戊烯醇聚氧乙烯醚、聚乙二醇单甲醚甲基丙烯酸酯、丙烯酸、丙烯酸羟乙酯、氧化剂、还原剂、链转移剂，可实现高流态水泥基材料在高温作业环境中进行应用，满足混凝土的远距离运输和高远程泵送需求，凝结时间和强度无不利影响，并且原材料简单易得，生产工艺简单，后期无需与其他类型减水剂复配使用。 【EN】The invention relates to an ultralong slump retaining cement-based polycarboxylate superplasticizer mother liquor and application thereof, wherein the polycarboxylate superplasticizer mother liquor consists of an ultraslow-release polycarboxylate superplasticizer mother liquor, a slow-release polycarboxylate superplasticizer mother liquor and a water-reducing polycarboxylate superplasticizer mother liquor, and the three mother liquor raw materials consist of: the application of the high-flow cement-based material in a high-temperature working environment can be realized, the requirements of long-distance transportation and high-distance pumping of concrete are met, the setting time and the strength are not adversely affected, the raw materials are simple and easy to obtain, the production process is simple, and the later-stage water reducer does not need to be compounded with other types of water reducers for use.