摘要：【中文】本发明提供了一种废旧橡胶轮胎低温粉碎设备，涉及汽车废旧橡胶轮胎回收领域，包括：预冷冷却装置，用于预先对废旧轮胎橡胶通过液氮进行预冷，并在进行粉碎前进行再冷却；上料装置，用于将预冷后的废旧轮胎橡胶输送到再冷却区，再冷却后进入粉碎装置；粉碎装置，用于对废旧轮胎橡胶进行粉碎；自动压力调节装置，用于给粉碎装置施加粉碎压力；控制装置，用于采集上料装置的上料速度、粉碎装置的粉碎速度、预冷冷却装置的预冷和冷冻温度、粉碎装置的粉碎温度以及自动压力调节装置的施加压力，从而进行反馈控制。本发明具有成本低、占地空间小、适用性广、可定制60‑300目胶粉的优点。 【EN】The invention provides low-temperature crushing equipment for waste rubber tires, which relates to the field of recycling of automobile waste rubber tires and comprises the following steps: the precooling and cooling device is used for precooling the waste tire rubber in advance through liquid nitrogen and carrying out precooling before crushing; the feeding device is used for conveying the precooled waste tire rubber to a recooling area, and then the waste tire rubber enters the crushing device after recooling; the crushing device is used for crushing the waste tire rubber; the automatic pressure adjusting device is used for applying crushing pressure to the crushing device; and the control device is used for acquiring the feeding speed of the feeding device, the crushing speed of the crushing device, the precooling and freezing temperatures of the precooling and cooling device, the crushing temperature of the crushing device and the applied pressure of the automatic pressure regulating device so as to perform feedback control. The invention has the advantages of low cost, small occupied space, wide applicability and capability of customizing 60-300 meshes of rubber powder.

摘要：【中文】本发明公开了一种用于别墅区私家园林景观台，包括假山、景观台阶、手扶围栏、卒台楼阁、悬臂式观景台、景观制雾机以及山峦石峰，本发明的假山的卒台楼阁中休闲雅座，有益于修身养性，具备缓解身心疲惫之功效，在悬臂式观景台上散步，登高远望近处的山峦石峰，烟雾缭绕令人心旷神怡，低头沉思，为脚下的悬崖峭壁而惊叹，有助于调节人们的心情，假山与山峦石峰采用石包土与石包土为基础，在山上种植绿草和景观树，既可以实现保持山脚的土壤流失和稳定山体，还可以实现山体的绿化，形成和谐的自然景观。 【EN】The invention discloses a private garden landscape platform for villa areas, which comprises rockery, landscape steps, hand rails, a terrace pavilion, a cantilever type landscape platform, a landscape fog making machine and mountain stone peaks.

摘要：【中文】本发明公开了一种废旧橡胶轮胎低温冲击粉碎设备，涉及汽车废旧橡胶轮胎回收领域，包括预冷装置，用于预先对废旧轮胎橡胶通过液氮进行预冷，并在进行粉碎前进行再冷却，使废旧轮胎橡胶处于玻璃态温度以下；自动给料装置，用于将预冷后的废旧轮胎橡胶输送到再冷却区，再冷却后进入冲击粉碎装置；冲击粉碎装置，用于对废旧轮胎橡胶进行冲击粉碎；风选筛分装置，用于对粉碎后的胶粉进行筛选和收集；控制装置，用于采集粉碎过程中的预冷温度、粉碎区冷冻温度、上料速度、送料速度、冲击速度，并反馈控制。本发明具有成本低、结构简单、方便更换维修、适用性广泛，可定制300‑600目精细胶粉的优点。 【EN】The invention discloses low-temperature impact crushing equipment for waste rubber tires, which relates to the field of recycling of automobile waste rubber tires and comprises a precooling device, a crushing device and a crushing device, wherein the precooling device is used for precooling the waste rubber tires in advance through liquid nitrogen and carrying out recooling before crushing, so that the waste rubber tires are below glass state temperature; the automatic feeding device is used for conveying the precooled waste tire rubber to a recooling area, and then the waste tire rubber enters the impact crushing device after recooling; the impact crushing device is used for impact crushing of the waste tire rubber; the winnowing and screening device is used for screening and collecting the crushed rubber powder; and the control device is used for acquiring the precooling temperature, the freezing temperature of the crushing area, the feeding speed and the impact speed in the crushing process and performing feedback control. The invention has the advantages of low cost, simple structure, convenient replacement and maintenance, wide applicability and capability of customizing 300-mesh and 600-mesh fine rubber powder.

摘要：【中文】本发明公开了一种激光打印用自动上料装置，包括支撑架，所述支撑架的上端一侧固定有第一伺服电机，所述第一伺服电机的输出轴端部键连接有第一同步轮，所述第一同步轮的一侧通过同步带传动连接有第二同步轮，所述第二同步轮的中心处键连接有第一转轴，所述第一转轴与支撑架转动连接，所述同步带上固定有连接块，所述连接块的上端固定有移动板，所述移动板的上端固定有连接板，所述连接板的一侧设置有自动漏料机构，所述自动漏料机构的下方设置有工作台，所述工作台的两侧均固定有回收箱，所述回收箱的顶端中间开设有入料口，所述工作台和回收箱的下方设置有升降机构，实现自动上料，工作效率高，安全性好。 【EN】The invention discloses an automatic feeding device for laser printing, which comprises a support frame, wherein a first servo motor is fixed on one side of the upper end of the support frame, a first synchronous wheel is connected with the end part of an output shaft of the first servo motor through a key, a second synchronous wheel is connected with one side of the first synchronous wheel through a synchronous belt transmission, a first rotating shaft is connected with the center of the second synchronous wheel through a key, the first rotating shaft is rotatably connected with the support frame, a connecting block is fixed on the synchronous belt, a moving plate is fixed at the upper end of the connecting block, a connecting plate is fixed at the upper end of the moving plate, an automatic material leaking mechanism is arranged on one side of the connecting plate, a workbench is arranged below the automatic material leaking mechanism, recovery boxes are fixed on two sides of the workbench, a material inlet is formed in the middle of the top ends of the recovery boxes, and a lifting mechanism is arranged below the workbench and the recovery boxes, realize automatic feeding, work efficiency is high, and the security is good.

摘要：【中文】本发明提供一种高亮度的激光扫描投影模组。它至少包括激光二极管单元、及聚光镜单元、及组合光纤、及准直镜单元、及扫描微电机、及扫描反射镜、及投射屏，所述激光二极管单元由两种或三种单色激光二极管组成，每种所述单色激光二极管包括两个或两个以上的单色激光二极管，单个单色激光二极管发光点面积为S_LD，单个单色激光二极管发光角度为SINθ_LD，单个单色激光二极管输出光源扩展量为S_LD*SINθ_LD；每个所述单色激光二极管的出射端设置有一个聚光镜单元。该激光扫描投影模组增加同一颜色光谱激光二极管数量，并采用聚光镜聚焦方式和光纤导入方式，能得到光源扩展量小但能量大的光源，使得投影亮度高。 【EN】The invention provides a high-brightness laser scanning projection module. The laser device at least comprises a laser diode unit, a condenser unit, a combined optical fiber, a collimating mirror unit, a scanning micromotor, a scanning reflector and a projection screen, wherein the laser diode unit consists of two or more monochromatic laser diodes, each monochromatic laser diode comprises two or more monochromatic laser diodes, and the area of a light emitting point of each monochromatic laser diode is S_LDThe light emitting angle of a single monochromatic laser diode is SIN theta_LDThe single monochromatic laser diode outputs light source with the spread of S_LD*SINθ_LD(ii) a And the emergent end of each monochromatic laser diode is provided with a condenser lens unit. The laser scanning projection module increases the number of laser diodes with the same color spectrum, and adopts a condenser focusing mode and an optical fiber leading-in mode to obtain a light source with small light source expansion but large energy, so that the projection brightness is high。

摘要：【中文】本发明公开一种继电保护定值自动校核系统，其中，该系统包括匹配模块、定值关联模块和定值数据校核模块，匹配模块包括定值匹配模块和设备匹配模块，定值匹配模块用以接收定值单的第一信息；设备匹配模块用以接收第二信息；定值关联模块用于将定值单的第一信息和第二信息进行匹配；定值数据校核模块包括读取模块和对比模块，读取模块用以当定值单的第一信息和第二信息的匹配一致时，读取定值单的定值数据以及运行定值信息，对比模块用以将定值单的定值数据与运行定值信息比对校核，并输出校核结果。本发明技术方案减少了运维人员的工作量。 【EN】The invention discloses a relay protection constant value automatic check system, wherein the system comprises a matching module, a constant value correlation module and a constant value data check module, the matching module comprises a constant value matching module and an equipment matching module, and the constant value matching module is used for receiving first information of a constant value list; the equipment matching module is used for receiving second information; the fixed value association module is used for matching the first information and the second information of the fixed value list; the fixed value data checking module comprises a reading module and a comparison module, the reading module is used for reading the fixed value data and the running fixed value information of the fixed value list when the first information and the second information of the fixed value list are matched consistently, and the comparison module is used for comparing and checking the fixed value data and the running fixed value information of the fixed value list and outputting a checking result. The technical scheme of the invention reduces the workload of operation and maintenance personnel.

摘要：【中文】本申请涉及一种高压交流线路断路故障识别方法、装置、设备和存储介质。该方法包括：根据线路的电压差相量和所述线路的通路阻抗，确定所述线路的电流计算相量；根据所述电流计算相量和所述线路的电流估算相量，确定所述线路中每相线路的电流差值；根据所述每相线路的电流差值和所述每相线路的电流整定值，识别所述线路中每相线路的线路断路故障。采用本方法能够结合高压交流线路当前的实测电流的数据和线路的固有参数，实现了及时并且准确的识别线路中每相线路的线路故障，其提高了故障识别的准确性和有效性，有利于对发生断路故障的线路及时的进行维修，从而极大地保障了高压交流线路的正常工作，并且极大地提高了线路的安全性，大大降低了意外事故的发生概率。 【EN】The application relates to a method, a device, equipment and a storage medium for identifying a high-voltage alternating-current line open circuit fault. The method comprises the following steps: determining a current calculation phasor of a line according to a voltage difference phasor of the line and a path impedance of the line; calculating phasor according to the current and current estimation phasor of the line, and determining a current difference value of each phase line in the line; and identifying the line open-circuit fault of each phase line in the lines according to the current difference value of each phase line and the current setting value of each phase line. By adopting the method, the current actually measured current data of the high-voltage alternating current circuit and the inherent parameters of the circuit can be combined, the circuit fault of each phase of the circuit in the circuit can be timely and accurately identified, the accuracy and effectiveness of fault identification are improved, the circuit with the open circuit fault can be timely maintained, the normal work of the high-voltage alternating current circuit is greatly guaranteed, the safety of the circuit is greatly improved, and the occurrence probability of accidents is greatly reduced.

摘要：【中文】本发明提出了一种石英音叉与压电双晶复合的差分谐振式电压传感器，包括2个音叉谐振器、压电双晶片、底座和门振荡电路，所述2个音叉谐振器沿压电双晶片长度方向对称设置在压电双晶片的上下表面，所述压电双晶片固定在底座上，所述音叉谐振器为双端固定音叉，包含两个音叉振梁，每个音叉振梁的四个面上交替设置正负电极，且在音叉振梁长度的0.224倍和0.776倍的位置处使该面设置的电极反向，所述2个音叉谐振器的正负电极与门振荡电路连接。本发明的输出为数字频率信号，不需要复杂的检测电路，不需要进行A/D转换。 【EN】The invention provides a quartz tuning fork and piezoelectric bimorph composite differential resonance type voltage sensor, which comprises 2 tuning fork resonators, a piezoelectric bimorph, a base and a gate oscillation circuit, wherein the 2 tuning fork resonators are symmetrically arranged on the upper surface and the lower surface of the piezoelectric bimorph along the length direction of the piezoelectric bimorph, the piezoelectric bimorph is fixed on the base, the tuning fork resonators are fixed at both ends and comprise two tuning fork vibration beams, positive and negative electrodes are alternately arranged on four surfaces of each tuning fork vibration beam, the electrodes arranged on the surfaces are reversed at the positions which are 0.224 times and 0.776 times of the length of the tuning fork vibration beam, and the positive and negative electrodes of the 2 tuning fork resonators are connected with the gate oscillation circuit. The output of the invention is a digital frequency signal, does not need a complex detection circuit and does not need A/D conversion.

摘要：【中文】本发明公开了一种鞋底3D打印机激光烧结装置用冷却循环系统，包括激光烧结头、水冷组件、散热组件和除烟组件；所述水冷组件包括循环水管、进水管、出水管、水泵和水箱，所述循环水管的内壁上设置有凸块；所述散热组件包括第一散热片、第二散热片和风扇，所述第一散热片通过固定板安装在水箱的侧部，所述第二散热片焊接固定在循环水管的侧壁上，所述风扇通过支架安装在水箱上；所述除烟组件包括吸气嘴、进气管、抽风机、洗尘箱和出气管。本发明可以对激光烧结头进行有效的散热，散热效果更佳，并且可以对冷却液进行降温，以保证冷却液的冷却效果，并且可以对激光烧结装置工作时，可以对工作时产生的烟尘进行清理，降低对环境的危害。 【EN】The invention discloses a cooling circulation system for a laser sintering device of a 3D (three-dimensional) sole printer, which comprises a laser sintering head, a water cooling assembly, a heat dissipation assembly and a smoke removal assembly, wherein the laser sintering head is arranged on the upper surface of the laser sintering head; the water cooling assembly comprises a circulating water pipe, a water inlet pipe, a water outlet pipe, a water pump and a water tank, wherein a convex block is arranged on the inner wall of the circulating water pipe; the heat dissipation assembly comprises a first heat dissipation sheet, a second heat dissipation sheet and a fan, the first heat dissipation sheet is installed on the side portion of the water tank through a fixing plate, the second heat dissipation sheet is welded and fixed on the side wall of the circulating water pipe, and the fan is installed on the water tank through a support; the smoke-removing component comprises a suction nozzle, an air inlet pipe, an exhaust fan, a dust washing box and an air outlet pipe. The laser sintering device can effectively dissipate heat of the laser sintering head, has better heat dissipation effect, can cool the cooling liquid to ensure the cooling effect of the cooling liquid, can clean smoke dust generated during working when the laser sintering device works, and reduces the harm to the environment.

摘要：【中文】本发明公开了一种激光烧结设备激光器冷却装置，包括底座，所述底座的上端固定安装有外壳和抽水泵，所述外壳的内部分别设置有过滤组件和储水组件，且过滤组件和储水组件通过连接管连通，所述抽水泵的进水口与储水组件连通。本发明能通过过滤组件对循环使用的冷却水进行过滤，避免冷却水中含有杂质影响冷却效果；通过在储水箱的内壁上对称设置有导热材质的折流板，并且将折流板的一端依次贯穿储水箱和外壳固定连接有散热片，能通过散热片快速将折流板散热，从而通过折流板对冷却水进行快速冷却，一定程度上避免由于激光器冷却达不到预期效果导致的激光烧结设备加工精度偏差，以及激光器的使用寿命所缩短。 【EN】The invention discloses a laser cooling device of laser sintering equipment, which comprises a base, wherein the upper end of the base is fixedly provided with a shell and a water suction pump, the interior of the shell is respectively provided with a filtering component and a water storage component, the filtering component and the water storage component are communicated through a connecting pipe, and a water inlet of the water suction pump is communicated with the water storage component. The cooling water circulating system can filter the cooling water circularly used through the filtering component, and avoids the influence on the cooling effect caused by impurities contained in the cooling water; the baffle plate is symmetrically arranged on the inner wall of the water storage tank and made of heat conducting materials, one end of the baffle plate sequentially penetrates through the water storage tank and the radiating fin fixedly connected with the shell, the baffle plate can be rapidly radiated through the radiating fin, cooling water is rapidly cooled through the baffle plate, the laser sintering equipment machining precision deviation caused by the fact that the laser cooling cannot reach the expected effect is avoided to a certain extent, and the service life of the laser is shortened.