摘要：【中文】本发明公开了一种筛网自动清理机构，包括筛主体和设置在筛主体内侧表面的筛网，所述筛主体上设置有气阀，筛主体的上部下表面设置有安装座，安装座的底端通过铰接件连接有气缸，气缸的进气端与气阀连通，气缸的活动端固定设置有连接件，连接件的侧表面转动设置有转动杆，转动杆的顶端设置有滑动机构，转动杆的底端安装有清理构件。本发明的筛网自动清理机构，可以实现自动清理杂质，不需要人工清理，省时省力，有利于提高生产效率，可以满足在大产量生产要求下的满负荷生产，同时结构简单，制作容易，生产成本较低，且操作方便，便于维护，能耗低，有利于节能环保。 【EN】The invention discloses an automatic cleaning mechanism for a screen, which comprises a screen main body and a screen arranged on the inner side surface of the screen main body, wherein an air valve is arranged on the screen main body, an installation seat is arranged on the lower surface of the upper part of the screen main body, the bottom end of the installation seat is connected with an air cylinder through an articulated piece, the air inlet end of the air cylinder is communicated with the air valve, a connecting piece is fixedly arranged at the movable end of the air cylinder, a rotating rod is rotatably arranged on the side surface of the connecting piece, a sliding mechanism is arranged at the top end of the rotating rod. The automatic cleaning mechanism for the screen mesh can automatically clean impurities, does not need manual cleaning, is time-saving and labor-saving, is favorable for improving the production efficiency, can meet the full-load production under the requirement of high-yield production, and is simple in structure, easy to manufacture, lower in production cost, convenient to operate, convenient to maintain, low in energy consumption, and favorable for energy conservation and environmental protection.

摘要：【中文】本发明涉及机械设备的技术领域，特别是涉及一种便于清洁的脱皮米机，其通过对大米进行多段碾压脱皮处理，提高大米脱皮效果，有效减少大米皮损率，同时通过对脱皮处理的大米进行吹气，方便提高大米的纯净度，提高实用性和可靠性；包括脱皮机本体、动力装置和鼓气装置，动力装置安装在脱皮机本体的右端，鼓气装置的底端安装在脱皮机的顶端。 【EN】The invention relates to the technical field of mechanical equipment, in particular to a conveniently-cleaned rice peeling machine which improves the rice peeling effect by carrying out multi-section rolling peeling treatment on rice, effectively reduces the rice husk loss rate, and simultaneously conveniently improves the purity of the rice and improves the practicability and reliability by blowing the rice subjected to peeling treatment; the peeling machine comprises a peeling machine body, a power device and an air blowing device, wherein the power device is arranged at the right end of the peeling machine body, and the bottom end of the air blowing device is arranged at the top end of the peeling machine.

摘要：【中文】公开了一种(甲基)丙烯酸酯的生产方法，包括：(a)使(甲基)丙烯酸、链烷醇、有机酸催化剂在反应系统中进行反应，反应后依次经萃取塔、洗涤塔、醇拔头塔、醇提取塔，去除残留的丙烯酸、链烷醇、催化剂、水、重组分，最终得到(甲基)丙烯酸链烷醇酯产品；(b)将去除的重组分送入缓冲罐暂存，暂存过程中使缓冲罐内重组分保持循环；(c)当缓冲罐内的重组分达到预定的量时，使之经换热器冷却后，与萃取水一同进入离心混合器进行离心混合，在静置塔静置分相后，含有机催化剂的水相循环至步骤(a)回收使用。 【EN】Disclosed is a method for producing a (meth) acrylic ester, comprising: (a) reacting (methyl) acrylic acid, alkanol and an organic acid catalyst in a reaction system, and removing residual acrylic acid, alkanol, catalyst, water and heavy components through an extraction tower, a washing tower, an alcohol topping tower and an alcohol extraction tower in sequence after reaction to finally obtain a (methyl) acrylic acid alkanol ester product; (b) sending the removed heavy components into a buffer tank for temporary storage, and keeping the heavy components in the buffer tank in circulation in the temporary storage process; (c) when the heavy component in the buffer tank reaches a preset amount, the heavy component is cooled by the heat exchanger and then enters a centrifugal mixer together with the extraction water for centrifugal mixing, and after standing and phase splitting in the standing tower, the water phase containing the organic catalyst is recycled to the step (a) for recycling.

摘要：【中文】本发明涉及一种扩散泵油中间体三甲基‑R‑四乙氧基三硅氧烷的合成方法。包括如下步骤：步骤一，将甲基‑R‑硅烷二醇、吡啶和甲苯混合，得到混合物1；步骤二，然将甲基二乙氧基氯硅烷、缚酸剂和甲苯组混合，得到混合物2；步骤三，将混合物1缓慢滴加入混合物2中，并不断搅拌，且整个滴加过程在冰水浴中进行；步骤四，滴毕，撤去冰水浴，使反应混合物在室温下继续搅拌2小时；步骤五，将反应混合物转移到分液漏斗，用去离子水反复洗涤混合物溶液；旋转蒸发除去甲苯，并将残余物真空蒸馏，彻底去除低沸物，得到三甲基‑R‑四乙氧基三硅氧烷。本发明提供的方法具有大幅度提高该种关键中间体的产率与纯度，从而达到提高最终产品扩散泵油纯度的目的。 【EN】The invention relates to a method for synthesizing a diffusion pump oil intermediate trimethyl-R-tetraethoxytrisiloxane. The method comprises the following steps: step one, mixing methyl-R-silanediol, pyridine and toluene to obtain a mixture 1; secondly, mixing methyldiethoxychlorosilane, an acid-binding agent and toluene to obtain a mixture 2; slowly dripping the mixture 1 into the mixture 2, continuously stirring, and carrying out the whole dripping process in an ice-water bath; step four, after the dripping is finished, removing the ice-water bath, and continuously stirring the reaction mixture for 2 hours at room temperature; transferring the reaction mixture to a separating funnel, and repeatedly washing the mixture solution with deionized water; the toluene was removed by rotary evaporation and the residue was distilled under vacuum to remove the low boilers completely to give trimethyl-R-tetraethoxytrisiloxane. The method provided by the invention can greatly improve the yield and purity of the key intermediate, thereby achieving the purpose of improving the purity of the final product diffusion pump oil.

摘要：【中文】本发明公开了一种电子烟烟气自动测量和采集系统，包括电子烟、测量腔室、软管、烟气采样器、混合风扇、温度探头、加热层、保温层、出口调节阀、抽气泵以及控制系统。本发明直接将电子烟连接仪器即可测量，具有测量便捷性；同时为了保持测量电子烟烟气与电子烟排出烟气的理化特性一致，避免电子烟气的吸湿增长和多相化学反应，本系统采用恒温部件，确保烟气与排出状态一致；另外本系统是针对电子烟烟气的特性设计，具有专一性特性。本发明能测量和采集不同粒径电子烟烟气，能研究科学准确的研究电子烟烟气不同粒径的理化性质的分布特点，既能为电子烟产品的设计、加香、电子烟安全评价提供理论依据，也能为消费者安全评价提供参考。 【EN】The invention discloses an automatic measuring and collecting system for electronic cigarette smoke, which comprises an electronic cigarette, a measuring chamber, a hose, a smoke sampler, a mixing fan, a temperature probe, a heating layer, a heat-insulating layer, an outlet regulating valve, an air suction pump and a control system. The electronic cigarette can be measured by directly connecting the electronic cigarette with an instrument, so that the electronic cigarette has measurement convenience; meanwhile, in order to keep the measured physical and chemical properties of the smoke of the electronic cigarette consistent with those of the smoke discharged by the electronic cigarette and avoid the moisture absorption growth and heterogeneous chemical reaction of the electronic smoke, the system adopts a constant temperature component to ensure that the smoke is consistent with the discharge state; in addition, the system is designed aiming at the characteristics of the smoke of the electronic cigarette and has the specificity. The invention can measure and collect the electronic cigarette smoke with different particle sizes, can research the distribution characteristics of physicochemical properties of the electronic cigarette smoke with different particle sizes scientifically and accurately, can provide theoretical basis for the design, flavoring and electronic cigarette safety evaluation of electronic cigarette products, and can also provide reference for the safety evaluation of consumers.

摘要：【中文】本公开提供了一种基于光纤单元的焦面板非平面阵列孔均分制造方法，包括：布置非平面阵列多孔；计算平面上各点的坐标值；通过可变焦点投影法计算平面上的各点在曲面上投影后的坐标值；比较上相邻两点间的间距；计算非平面阵列孔相邻各点间距最大误差；多次迭代优化误差，生成非平面阵列孔中心点的三维坐标。本公开能够制造具有高的位置精度安装光纤定位单元非平面阵列孔位，安装光纤单元后能够提高望远镜光学焦面上光谱接收能量效率，实现光纤在焦面上无盲区扫描覆盖。 【EN】The present disclosure provides a method for uniformly dividing and manufacturing a non-planar array hole of a focal plane based on an optical fiber unit, which comprises: arranging a non-planar array of wells; calculating coordinate values of each point on the plane; calculating coordinate values of each point on the plane after projection on the curved surface by a variable focus projection method; comparing the distance between the two adjacent points; calculating the maximum error of the distance between adjacent points of the non-planar array holes; and (5) iteratively optimizing the error for multiple times to generate a three-dimensional coordinate of the central point of the non-planar array hole. The non-planar array hole site with high position precision for installing the optical fiber positioning unit can be manufactured, the spectrum receiving energy efficiency on the optical focal plane of the telescope can be improved after the optical fiber unit is installed, and the scanning coverage of the optical fiber on the focal plane without blind areas is realized.

摘要：【中文】本申请公开了一种用于球面传声器阵列的噪声源识别方法及相关装置，其中方法包括：包括：S1、构建球面传声器阵列接收噪声源信号时的感知矩阵H；S2、当所述噪声源信号稀疏，且所述球面传声器阵列上的传声器数量小于所述噪声源信号的数量时，根据所述感知矩阵H，构建所述球面传声器阵列对应的压缩感知模型，S3、根据恢复稀疏性算法，求解所述压缩感知模型中向量x的最优解，得到所述噪声源信号的源强，以进行噪声源识别，解决了现有用球面传声器阵列进行噪声源识别时，识别准确率低的技术问题。 【EN】The application discloses a noise source identification method for a spherical microphone array and a related device, wherein the method comprises the following steps: the method comprises the following steps: s1, constructing a sensing matrix H when the spherical microphone array receives a noise source signal; s2, when the noise source signals are sparse and the number of the microphones on the spherical microphone array is smaller than that of the noise source signals, constructing a compressed sensing model corresponding to the spherical microphone array according to the sensing matrix H, S3, solving the optimal solution of a vector x in the compressed sensing model according to a sparsity recovery algorithm to obtain the source intensity of the noise source signals so as to identify the noise source, and solving the technical problem of low identification accuracy when the existing spherical microphone array is used for identifying the noise source.

摘要：【中文】本发明涉及大变形巷道围岩控制技术领域，尤其涉及一种巷道围岩稳定性控制方法。该巷道围岩稳定性控制方法包括：根据巷道围岩的主应力分布情况，确定围岩关键承载区；对所述巷道的表层围岩进行支护处理；对所述围岩关键承载区进行注浆加固处理，和/或对所述围岩关键承载区的外围进行卸压处理。本发明提供的巷道围岩稳定性控制方法，通过对围岩关键承载区进行有针对性的精确控制，大大减小了工程量和工程成本，提高了巷道围岩的长期稳定性。 【EN】The invention relates to the technical field of large-deformation roadway surrounding rock control, in particular to a roadway surrounding rock stability control method. The method for controlling the stability of the surrounding rock of the roadway comprises the following steps: determining a key bearing area of the surrounding rock according to the main stress distribution condition of the surrounding rock of the roadway; carrying out supporting treatment on the surrounding rock on the surface layer of the roadway; and grouting reinforcement treatment is carried out on the key bearing area of the surrounding rock, and/or pressure relief treatment is carried out on the periphery of the key bearing area of the surrounding rock. According to the method for controlling the stability of the surrounding rock of the roadway, which is provided by the invention, the key bearing area of the surrounding rock is controlled accurately in a targeted manner, so that the engineering quantity and the engineering cost are greatly reduced, and the long-term stability of the surrounding rock of the roadway is improved.

摘要：【中文】本发明涉及一种酥脆腊鱼肠的制作方法，所述方法以鱼肉为原料，将新鲜鱼肉，猪肉肥肉切丁，再加入食盐，料酒，玉米淀粉，姜粉，葱粉，白胡椒粉，木糖醇，魔芋粉，红薯淀粉，花生衣粉，TG酶，脂肪酶进行腌制，腌制结束后与炒制的大豆，豌豆，花生碎，瓜子仁，芝麻，海苔碎混合均匀，再经过接种、灌肠、发酵、干制、灭菌的步骤得到酥脆腊鱼肠；本发明腌制过程中加入了花生衣粉，富含黄酮和酚类物质，同时色泽鲜艳，具有抗氧化和增色作用，本发明制作的腊鱼肠是一种腊鱼制品，加入了炒制的大豆，豌豆，花生碎，瓜子仁，令产品具有酥脆的特性。 【EN】The invention relates to a method for preparing crisp preserved fish sausage, which takes fish as raw material, cuts fresh fish meat and pork fat meat into cubes, adds salt, cooking wine, corn starch, ginger powder, scallion powder, white pepper powder, xylitol, konjaku flour, sweet potato starch, peanut coat powder, TG enzyme and lipase for pickling, evenly mixes the pickled fish meat with fried soybean, pea, crushed peanut, shelled melon seed, sesame and crushed sea sedge, and obtains the crisp preserved fish sausage through the steps of inoculation, clysis, fermentation, drying and sterilization; the preserved fish sausage prepared by the invention is a preserved fish product, and fried soybeans, peas, crushed peanuts and shelled melon seeds are added, so that the product has the characteristic of crisp.

摘要：【中文】本发明涉及一种Q弹腊鱼肠的制作方法，所述方法以鱼肉为原料，用猪肉肥肉来代替鱼肉肥肉，再经过绞碎成肉丁，然后再加入预制的虾滑丁，以及海带丁和海蜇丁，然后加入配料腌制、接种、灌肠、发酵、干制、灭菌的步骤得到Q弹腊鱼肠，其中腌制过程中加入了碎火龙果皮，具有增色作用，而且加入了TG酶，可以加速发酵进程同时可以产生特定风味物质，加入的火龙果皮，花青素含量丰富，且有增色的作用；接种步骤中所采用的菌种是植物乳杆菌、戊糖片球菌、木糖葡萄球菌复合菌种，可以消减水产品自身含有的亚硝酸盐，发酵使其口感，风味俱佳，与市面上的鱼糜肠不同，本发明制作的腊鱼肠具有耐嚼，Q弹的特性。 【EN】The invention relates to a method for preparing Q elastic preserved fish sausage, which uses fish as raw material, uses pork fat to replace the fish fat, and then mincing the fish into diced meat, then adds in prefabricated diced shrimp, diced kelp and diced jellyfish, then adds in ingredients to pickle, inoculate, sausage, ferment, dry, and sterilize, and then the Q elastic preserved fish sausage is obtained, wherein the broken dragon fruit peel is added in the pickling process, which has color-increasing function, and TG enzyme is added, which can accelerate the fermentation process and generate specific flavor substances, the added dragon fruit peel has rich anthocyanin content and color-increasing function; the strains adopted in the inoculation step are lactobacillus plantarum, pediococcus pentosaceus and staphylococcus xylosus composite strains, nitrite contained in aquatic products can be reduced, the aquatic products are fermented to have good taste and flavor, and the sausage is different from the minced fish sausages on the market.