摘要：本发明涉及一种双氰胺树脂的制备方法，由双氰胺与醇胺在催化剂铵盐存在下进行缩合反应制得双氰胺树脂；反应在真空条件下进行，反应结束后加入与反应物等量的水并经搅拌而成。反应过程不使用甲醛，使用时无甲醛释放，具有与一般双氰胺树脂相同的活性，适用范围与一般双氰胺树脂相同，也可根据使用情况进行相应的改性。?

摘要：本发明涉及一种制革含铬污泥回用方法，包括制革含铬污泥用酸溶解，再进行水解，然后过滤并将滤液用于生产铬鞣剂；还包括将滤渣用于生产含铬复鞣剂，以彻底解决制革含铬污泥回用时所产生的滤渣再次污染环境的问题；所述的将滤液用于生产铬鞣剂是生产铬鞣粉剂。

摘要：本发明公开了一种复合功能氨基树脂鞣剂及其制备方法。其中，制备该复合功能氨基树脂鞣剂的组分包括：氨基树脂预聚物、环氧硅烷改性磺化聚酰亚胺预聚物以及纳米二氧化硅；制备该复合功能氨基树脂鞣剂的方法为：首先制备氨基树脂预聚物，然后制备环氧硅烷改性磺化聚酰亚胺预聚物，最后再混合进行复合反应。

摘要：【中文】本发明公开了一种响应降级开关配置的方法和装置，涉及计算机技术领域。该方法的一具体实施方式包括：将存储在数据库表中的降级开关配置信息同步到集群的存储节点和应用服务器本地文件中；判断集群开关、数据库开关和文件开关的状态，根据所述集群开关、数据库开关和文件开关的状态，从所述数据库表、集群的存储节点或者应用服务器本地文件中读取降级开关配置信息；根据所述降级开关配置信息，执行相应的降级方案。该实施方式能够解决不能及时响应降级方案的问题。 【EN】The invention discloses a method and a device for responding to configuration of a degradation switch, and relates to the technical field of computers. One embodiment of the method comprises: synchronizing the configuration information of the degradation switch stored in the database table to the storage nodes of the cluster and the local file of the application server; judging the states of a cluster switch, a database switch and a file switch, and reading configuration information of a degradation switch from a database table, a storage node of a cluster or a local file of an application server according to the states of the cluster switch, the database switch and the file switch; and executing a corresponding degradation scheme according to the degradation switch configuration information. This embodiment can solve the problem of not responding to the degradation scheme in time.

摘要：【中文】本发明属于吊运装置技术领域，尤其是一种机械配件装卸用吊运装置，针对固定麻烦的问题，现提出以下方案，包括支撑箱，所述支撑箱的顶部外壁设置有支撑柱，且支撑柱的顶部外壁设置有吊运架，所述吊运架的顶部外壁设置有电机，且电机的输出轴通过联轴器连接有转杆，所述转杆的外壁设置有滚轮，所述滚轮的外壁滑动连接有吊绳，且吊绳的另一端设置有连接架。本发明通过设置有固定框、调节筒、伸缩杆、紧固旋钮、压板、夹爪和弧形钩，夹爪可以对管状的配件进行夹取，另外弧形钩为弧形结构，更加贴合管状配件的形状，提高夹取效果，通过调节伸缩杆的长度，可以对不同厚度的机械配件进行固定，便于安装和拆卸。 【EN】The invention belongs to the technical field of lifting devices, in particular to a lifting device for loading and unloading mechanical accessories, and provides a scheme aiming at the problem of troublesome fixation. According to the clamping device, the fixing frame, the adjusting cylinder, the telescopic rod, the fastening knob, the pressing plate, the clamping jaw and the arc-shaped hook are arranged, the clamping jaw can clamp tubular accessories, in addition, the arc-shaped hook is of an arc-shaped structure and is more fit with the shape of the tubular accessories, the clamping effect is improved, mechanical accessories with different thicknesses can be fixed by adjusting the length of the telescopic rod, and the clamping device is convenient to install and disassemble.

摘要：【中文】本发明属于轨道建设技术领域，尤其是一种轨道交通零部件生产用槽孔加工装置，针对现在的开孔装置在固定方式过程中不足、容易使钢轨断裂的问题，现提出以下方案，包括主机台，所述主机台的顶部中间通过螺栓连接有水平设置的固定横板，所述主机台的顶部中间通过螺栓连接有竖直设置的开槽机箱。本发明中，开槽机箱的顶部内壁安装有液压缸三，且液压缸三的底部安装有顶压基座，顶压基座在轨道开孔的过程中，可以将轨道的顶部向下挤压，使得钢轨固定的更加的稳定，且开槽机箱的两侧内壁均安装有液压缸，可以在开孔的过程中对钢轨的两侧进行挤压，有效的防止开孔过程中由于强大的预应力导致断裂。 【EN】The invention belongs to the technical field of rail construction, in particular to a slotted hole processing device for producing rail transit parts, which aims at solving the problems that the existing tapping device is insufficient in the fixing mode process and the steel rail is easy to break. According to the invention, the hydraulic cylinder III is arranged on the inner wall of the top of the slotted case, the jacking base is arranged at the bottom of the hydraulic cylinder III, the top of the rail can be downwards extruded by the jacking base in the process of drilling the rail, so that the steel rail is more stably fixed, the hydraulic cylinders are arranged on the inner walls of the two sides of the slotted case, the two sides of the steel rail can be extruded in the process of drilling, and the fracture caused by strong prestress in the process of drilling is effectively prevented.

摘要：【中文】本发明属于金属加工领域，尤其是一种钣金件折弯装置，针对现有的钣金件折弯装置存在只可以加工单种模型的问题，现提出以下方案，包括机体，所述机体顶端开设有第一开口槽，所述第一开口槽另一侧内壁通过螺栓安装有第一电机，且第一电机内部通过联轴器转动连接有第一双向丝杆。本发明中通过第一开口槽内部设置有第一电机、第一双向丝杆、第一丝母、第一伸缩杆、上夹板，第二开口槽内部设置有第二电机、第二双向丝杆、第二丝母、下夹板，使得两个上夹板夹有上模具，两个下夹板夹有下模具，上模具顶端与下模具底端均设置有连接块，达到更换上模具与下模具的目的，进而在同一个装置可以加工不同模型的工件，增加装置的实用性。 【EN】The invention belongs to the field of metal processing, and particularly relates to a sheet metal part bending device. According to the invention, the first motor, the first bidirectional screw rod, the first nut, the first telescopic rod and the upper clamping plate are arranged in the first open slot, the second motor, the second bidirectional screw rod, the second nut and the lower clamping plate are arranged in the second open slot, so that the upper clamping plate and the lower clamping plate are clamped by the two upper clamping plates, the lower clamping plate and the lower clamping plate are clamped by the two lower clamping plates, and the connecting blocks are arranged at the top end of the upper die and the bottom end of the lower die, so that the purpose of replacing the upper die and the lower die is achieved, workpieces of different models can be processed in the same device, and the practicability of.

摘要：【中文】本发明属于铆焊件生产技术领域，尤其是一种铆焊件生产用冲压装置，针对现有装置铆焊件不稳定问题，现提出以下方案，包括支撑架，所述支撑架的底部内壁设置有下模具，且支撑架的顶部外壁设置有中液压杆，中液压杆的底部外壁固定连接有安装板，安装板的底部外壁设置有与下模具相对应的上模具，所述支撑架位于中液压杆两侧的顶部外壁均设置有侧液压杆，且侧液压杆的底部外壁均固定连接有侧模具，所述下模具的底部内壁开有顶块槽，且顶块槽的侧面内壁滑动连接有顶块。本发明能对铆焊件进行持续夹持，防止铆焊件侧翻，使得上模具和顶块能恰好对铆焊件进行夹持，方便了上模具和下模具之间的定位，能防止铆焊件的底部磨损。 【EN】The invention belongs to the technical field of rivet welding piece production, and particularly relates to a stamping device for rivet welding piece production, aiming at the problem of instability of rivet welding pieces of the existing device, the stamping device comprises a support frame, wherein a lower die is arranged on the inner wall of the bottom of the support frame, a middle hydraulic rod is arranged on the outer wall of the top of the support frame, a mounting plate is fixedly connected to the outer wall of the bottom of the middle hydraulic rod, an upper die corresponding to the lower die is arranged on the outer wall of the bottom of the mounting plate, side hydraulic rods are arranged on the outer walls of the tops of the support frame, which are positioned on two sides of the middle hydraulic rod, side dies are fixedly connected to the outer walls of the bottoms of the side hydraulic rods, a top block groove is formed in the inner wall of the bottom. The riveting and welding piece clamping device can continuously clamp the riveting and welding piece and prevent the riveting and welding piece from turning over, so that the upper die and the top block can just clamp the riveting and welding piece, the positioning between the upper die and the lower die is convenient, and the bottom of the riveting and welding piece can be prevented from being abraded.

摘要：【中文】本发明的实施例提供了一种看护床，其包括床主体、遮挡件以及排泄装置，床主体上设置有排泄口；排泄装置包括马桶以及联动机构，遮挡件与床主体连接，用于打开或者关闭排泄口，联动机构同时连接于遮挡件以及马桶，用于在马桶相对于床主体运动并与排泄口正对时，带动遮挡件运动以打开排泄口，或者在马桶相对于床主体运动并与排泄口错开时，带动遮挡件关闭排泄口。通过联动机构的设计，能够实现马桶、遮挡件和盖体的同步运动，操作便捷可靠，节省调整排泄装置位置的时间，便于患者排便，看护床使用更加便捷。且该看护床可以根据患者的需求调整床主体的姿态，以适应患者曲腿、抬背以及翻身等动作。 【EN】The embodiment of the invention provides a nursing bed, which comprises a bed main body, a shielding piece and a drainage device, wherein the bed main body is provided with a drainage port; the drainage device comprises a closestool and a linkage mechanism, the shielding piece is connected with the bed main body and used for opening or closing the drainage port, the linkage mechanism is connected with the shielding piece and the closestool at the same time and used for driving the shielding piece to move to open the drainage port when the closestool moves relative to the bed main body and is aligned with the drainage port, or driving the shielding piece to close the drainage port when the closestool moves relative to the bed main body and is staggered with the drainage port. Through link gear's design, can realize the simultaneous movement of closestool, shielding piece and lid, the simple operation is reliable, saves the time of adjustment excretory device position, and the patient of being convenient for defecates, and the nurse bed uses more conveniently. And the nursing bed can adjust the posture of the bed body according to the requirements of the patient so as to adapt to the actions of bending legs, lifting back, turning over and the like of the patient.

摘要：【中文】本发明的实施例提供了一种护理床，护理床包括床架、床板组件以及护栏，床板组件具有用于支撑患者的支撑部，床板组件与床架活动连接，以调节位于支撑部上的患者的姿势；护栏与床架转动连接，且护栏具有第一位置和第二位置，当护栏位于第一位置时，护栏在床架的高度方向上凸出支撑部，以防止患者从床板组件的在其宽度方向上的侧部掉落；当护栏位于第二位置时，护栏不凸出支撑部。该护理床能够根据需要调整床垫的状态，以适应患者曲腿、抬背或者翻身等动作，以及通过改变护栏的位置能够便于患者上下床。 【EN】The embodiment of the invention provides a nursing bed, which comprises a bed frame, a bed board assembly and guardrails, wherein the bed board assembly is provided with a supporting part for supporting a patient, and the bed board assembly is movably connected with the bed frame so as to adjust the posture of the patient on the supporting part; the guardrail is rotatably connected with the bed frame and is provided with a first position and a second position, and when the guardrail is positioned at the first position, the guardrail protrudes out of the supporting part in the height direction of the bed frame so as to prevent a patient from falling off from the side part of the bed board assembly in the width direction of the bed board assembly; when the guard rail is in the second position, the guard rail does not protrude out of the support portion. The state of mattress can be adjusted as required to this nursing bed to the action such as adaptation patient's leg curl, lift the back or stand up, and can be convenient for patient's getting on or off the bed through the position that changes the guardrail.