Prevent early warning device that car turned on one's side

... 本实用新型公开了种防汽车侧翻的预警装置，包括控制单元、倾斜测量模块、语音单元、人机交互模块、存储单元和电源单元，所述倾斜测量模块用于测量汽车运行过程中轴向和纵向的加速度，所述人机交互模块包括输入单元和输出单元，输入单元用于汽车固定参数的输入，输出单元用于显示汽车状态参数，所述语音单元用于报警信息的语音输出，所述存储单元用于存储汽车的运行参数，所述倾斜测量模块、语音单元、人机交互模块和存储单元分别连接控制单元。该装置通过实时采集汽车运行过程中倾斜状态参数信号，分析引起汽车侧翻的各参数之间的关系，预判汽车侧翻的可能性，提示驾驶员及时采取预防措施，防止侧翻的发生。 ...

Power supply low-power-consumption cycle wake-up system and method

The invention provides a power supply low-power-consumption cycle wake-up system and method, and the system comprises a power supply module which is used for supplying power to a port detection module at preset time intervals when equipment is in a low-power-consumption mode; the port detection module is used for monitoring the state of a detected port during power-on to obtain a monitoring result; and the awakening module is used for awakening the equipment from a low-power-consumption mode when the monitoring result is that the state of the tested port is request awakening. Power is supplied to the port detection module after a period of time, so that the power consumption of the equipment is further saved.

High-efficiency sewing device for mask production

The invention provides a sewing device for high-efficiency mask production, and relates to the technical field of mask production, the sewing device comprises a support main body, the top side of the support main body is provided with a first compression roller device; a second compression roller device is mounted on the top side of the supporting main body, and a limiting mechanism is mounted on the inner side of the supporting main body; a first sewing device is mounted on the inner side of the supporting main body, and an auxiliary mechanism is mounted at the top of the supporting main body; a second sewing device is mounted on the top side of the supporting main body; by arranging an auxiliary rod and a spring piece, the effect that a rolling rod is always attached to a mask raw material is achieved, and the effect of preventing the mask raw material from being wrinkled is achieved; the problem that due to the fact that an existing sewing device cannot well fix gauze raw materials, ...

METHOD FOR PREPARING BISMUTH VANADATE

The present invention provides a method for preparing bismuth vanadate, comprising steps of: dissolving Bi2O3 in nitric acid to formulate a Bi(NO3)3 solution; formulating a NaVO3 mixed solution using NH4VO3, Na5P3O10, Na2MoO4, pure water, and NaOH; adding the Bi(NO3)3 solution to the NH4VO3 mixed solution, adjusting the initial pH of the reaction solution after addition of the Bi(NO3)3 solution, and stirring; after the reaction is complete, carrying out aging treatment; washing, separating and drying BiVO4 precipitate obtained from the reaction to obtain dry BiVO4 powder; calcinating the dry BiVO4 powder to obtain sintered BiVO4 powder; ball milling the sintered BiVO4 powder; and drying the ball milled BiVO4 powder to obtain BiVO4 product. The method for preparing bismuth vanadate has a short preparation period and yields an excellent product.

采血器

Spark -erosion wire cutting processes modular fixture

... 本实用新型公开了种电火花线切割加工组合夹具，包括平台、安装座和固定机构，所述安装座固定安装在平台上，安装座上分别安装有V形钳口，所述固定机构固定安装在平台上，固定机构用于在安装座侧面施加个顶紧力。该组合夹具通过V形钳口对工件进行稳定的装夹，平台和安装座之间采用导轨和导槽结构滑动配合连接，增加了工件的装夹定位精度；安装座和平台之间的可自由调节，增加了组合夹具的通用性；同时采用固定机构对工件进行辅助装夹定位，增加了工件装夹加工的稳定性。 ...

Method for monitoring optimal pairing time of giant panda breeding male animal training

The invention provides a method for monitoring optimal mating time of giant panda breeding male animal training, and relates to the technical field of natural mating of captive animals. The method comprises the following steps: S1, in a conventional breeding period, placing an oestrus female panda with a breeding history and natural mating experience in a mating room, arranging an independent animal house on each of two sides of the mating room, and placing two adult male individuals in the animal houses respectively, male panda oestrus is induced; s2, collecting urine samples of the female pandas in the mating room. According to the method, the female panda reproductive hormone level and behavior change are utilized to reasonably arrange the male animal estrus test pairing time, and cage closing is performed from the female panda estradiol peak to the progesterone descending gap and when the female panda has a to-be-mated posture, so that the natural mating success rate is increased, the ...

Phase unwrapping method based on global attention upsampling network

The invention aims to provide a phase unwrapping method based on a global attention upsampling network, comprising the following steps: A, constructing a deep neural network structure which specifically comprises a coding network and a decoding network; wherein the coding network comprises five 2 * 2 maximum pooling layers which are connected in sequence, and six PU-M-Net modules; the decoding network comprises five GAU modules, five PU-M-Net modules and a stacking module I; b, constructing a plurality of groups of training sets with different noise levels, and training the deep neural network to obtain an unwrapping network suitable for unwrapping interference graphs with different noise levels; and C, carrying out noise level judgment on the interference pattern to be unwrapped, and then matching the interference pattern to an unwrapping network of a corresponding noise level for unwrapping. The method provided by the invention has relatively high unwrapping efficiency and robustness.

Stainless steel component dual-GTA-assisted GMA additive manufacturing method and system

... 本发明提供种不锈钢构件双GTA辅助GMA增材制造方法及系统，在GMA枪两侧分别安装套采用独立电源的GTA枪，构成双GTA辅助GMA枪，成形过程中相继引燃GMA电弧与两侧GTA电弧，形成复合电弧并不断熔化不锈钢丝材，在基板上按预设路径由下至上逐层成形不锈钢构件层片；与传统GMA增材制造技术相比，本发明使得通过GMA枪丝材的电流大于通过不锈钢成形层的电流，方面，在保证GMA增材制造技术成形效率的同时，降低了通过不锈钢构件的电流，减小不锈钢构件的热输入和热积累，从而提高不锈钢构件的成形质量，另方面，在保证不锈钢成形层通过相同电流时，可进步提高不锈钢电弧增材制造技术的成形效率。 ...

Electric power sharing transaction method based on block chain carbon right transaction system

The invention discloses an electric power sharing transaction method based on a block chain carbon right transaction system, and the method comprises the steps: taking a carbon right transaction as a secondary transaction market of an energy transaction from an electric power market, and constructing a carbon emission right transaction market mechanism among multiple subjects; a block chain platform is used as an underlying technical support, a specific electric power carbon right point-to-point transaction mechanism model is established, and detailed analysis is carried out on declaration quantity and price information of participated market subjects. According to the method, the advantages of tampering prevention, safe storage and traceability of block chain data are considered, a power carbon right point-to-point market transaction mechanism for low-carbon production and elimination users based on the block chain technology is designed, theoretical research of the block chain in power ...

Diagnostic reagent and kit for diagnosing supportive cell syndrome only

The invention relates to a reagent and a kit for diagnosing supportive cell syndrome only. The invention particularly relates to application of a reagent for detecting the expression level of LIN28A and a kit. More specifically, the invention relates to application of LIN28A expression level detection in detection of the supportive cell syndrome only and a kit for diagnosis of the supportive cell syndrome only. Clinical sample detection results show that compared with a control group, LIN28A is not expressed in testicular tissues of the patient with the supportive cell syndrome only. Therefore, a reagent for detecting the expression change of the gene can be used for diagnosing the supportive cell syndrome only.

Kit for evaluating risk of recurrent abortion related to endometrial receptivity and application thereof

The invention provides a screening method of biomarkers for detecting the risk of recurrent abortion related to endometrial receptivity, a biomarker combination and a detection kit. According to the method, the endometrial lymphocytes are separated to detect the endometrial receptivity related markers for the first time, large-sample uterine pathological abnormality gene data analysis is carried out, and the endometrial receptivity related relapse abortion risk is evaluated by detecting classic endometrial receptivity related relapse abortion risk related genes, so that the method has the advantages of high sensitivity and high accuracy. And the error rate of judging the recurrent abortion risk related to endometrial receptivity can be obviously reduced.

SYSTEM FOR ASSESSING OVARIAN RESERVE FUNCTION OF SUBJECT, AND METHOD

A system for assessing ovarian reserve function of a subject, and a method. The system for assessing ovarian reserve function of a subject comprises: a data acquisition module for acquiring data about the age, anti-mullerian hormone (AMH) level, follicle-stimulating hormone (FSH) level, and antral follicle count (AFC) of a subject; and an ovarian reserve function calculation module for performing calculation of the information acquired in the data acquisition module, so as to obtain the probability (p) of poor ovarian response of the subject. Further, the population is divided into four groups according to the interaction relationship between the predicted probability of poor ovarian response and the dosage of ovulation induction drugs, so as to expect to divide the subjects with similar ovarian responses into one group.

MEMS piezoelectric sensor system three-dimensional packaging structure and heat dissipation method thereof

The invention discloses a three-dimensional packaging structure of an MEMS piezoelectric sensor system and a heat dissipation method of the three-dimensional packaging structure. The three-dimensional packaging structure is mainly composed of a cap, a surface microstructure, a copper ring, a cylindrical array, a horizontal extension platform, a horizontal net structure, a ceramic substrate, an MEMS chip, a piezoelectric film, a miniature temperature sensor, a solder ball and an ASIC chip, according to the invention, the heat of the ASIC chip area is horizontally transferred to the cap through the horizontal net structure and the horizontal extension platform; a cylindrical array vertically welded on the horizontal extension platform enables heat of an ASIC chip area to be conducted upwards to a copper ring, and a surface microstructure welded on the copper ring increases the convection heat exchange area of the upper surface of the cap, so that the convection heat exchange efficiency is ...

Aspect word sentiment analysis method and device, electronic equipment and storage medium

The invention relates to an aspect word sentiment analysis method, which comprises the following steps of: obtaining a to-be-analyzed text, and calculating a component syntactic distance between adjacent words in the to-be-analyzed text; if the component syntactic distance between a pair of adjacent words is greater than a component syntactic threshold value, cutting the to-be-analyzed text between the pair of adjacent words to obtain a plurality of text segments; aiming at each text fragment, enumerating to obtain a candidate word set; performing word class prediction on all candidate words in the candidate word set to obtain candidate aspect words and candidate viewpoint words; the candidate aspect words and the candidate viewpoint words are paired, and candidate aspect word-viewpoint word pairs are obtained; and performing sentiment polarity prediction on the candidate aspect word-viewpoint word pair to obtain an effective aspect word-viewpoint word pair and sentiment polarity thereof ...

Transformer oil moisture detecting system

... 种变压器油水分检测系统，包括自动定量取样部分、油水分离部分、水分含量检测部分和人机交互部分，所述自动定量取样部分采用定量管，所述油水分离部分采用油水分离柱，所述人机交互部分包括显示单元和键盘；所述水分检测部分包括主控制模块和采样模块，所述采样模块包括采样单元、控制单元、数据通信单元，所述采样单元包括温度传感器、湿度传感器和流量传感器，所述温度传感器、湿度传感器和流量传感器分别连接控制单元，所述控制单元通过数据通信单元连接主控制模块。本实用新型操作简单，检测速度快，不需要配制和保存化学试剂，能自动实现定量取样、油水分离、水分汽化、水分检测、微水含量计算。 ...

Printing machine oven temperature control system

... 本实用新型涉及印刷机配件技术领域，具体涉及种能够自动控制印刷机烘箱温度的系统。该系统包括依次连接的风机、加热器及烘箱，还包括测温模块、测压模块及中央处理器，所述的测温模块和测压模块的输入端分别与烘箱连接，将采集的信号传输到中央处理器；所述的中央处理器将处理过的信号分别传输到加热器和风机。采用测温模块、测压模块及中央处理器，能够根据需要实时自动调节烘箱内的温度和风量，提高了烘箱的效率，节约了能源，降低了损耗，实现了自动恒温控制。 ...

Heat dissipation system of power module and control method thereof

The invention provides a heat dissipation system of a power module and a control method thereof.The heat dissipation system of the power module comprises a fluorine pump air conditioning system, a heat pipe system, the power module and an adjustable heat conduction module, and the heat pipe system comprises an evaporation section and a condensation section; the condensation section can exchange heat with a refrigerant in the fluorine pump air conditioning system so as to release heat to the refrigerant, the evaporation section can exchange heat with the power module so as to absorb heat and cool the power module, and the adjustable heat conduction module is arranged between the evaporation section and the power module. The adjustable heat conduction module can increase heat transfer resistance and reduce or prevent heat exchange between the power module and the evaporation section when the fluorine pump air conditioning system operates in a fluorine pump refrigeration mode. According to ...

Artificial gingiva production device and use method

The invention discloses an artificial gingiva production device and a using method, and belongs to the technical field of artificial gingivals.The artificial gingiva production device comprises a machine shell, an electric push rod and a feeding pipe are fixedly installed on the top face of the machine shell, an observation window is embedded in the outer portion of the machine shell, and a forming bottom shell is fixedly installed at the bottom of the machine shell; a mounting groove is formed in the forming bottom shell, a forming mold is slidably mounted in the mounting groove, and a rack is fixedly mounted outside the machine shell; according to the device, the multiple smashing assemblies are arranged in the device, through the design, the primary smashing treatment effect on added raw materials can be effectively achieved, the follow-up application effect of the raw materials is guaranteed, meanwhile, the feeding assembly is arranged in the device in a matched mode, through the design ...

Printing machine oven circulating device

... 本实用新型涉及印刷机配件技术领域，具体涉及种印刷机烘箱循环装置。该循环装置包括依次连接的风机、加热器及烘箱，还包括循环管，所述循环管的端和烘箱的出口连接，另端和风机的入口连接，循环管外层设有保温材料；循环管上设有第阀门和逆止阀，在第阀门的入口处设有紧急通道，所述的紧急通道上设有第二阀门。通过设置循环管，实现了热风的循环流动，加速热量的传动并能够循环利用余热进行烘干，提高了烘干效率。同时在循环管上设有紧急通道，能保证该装置的安全运行。 ...

SYSTEM FOR PREDICTING PROBABILITY OF POOR OVARIAN RESPONSE IN A SUBJECT UNDER ANTAGONIST REGIMEN AND SYSTEM FOR GUIDING DOSE SELECTION OF GONADOTROPIN INITIAL MEDICATION

Disclosed are a system for predicting the probability of poor ovarian response in a subject under an antagonist regimen and a system for guiding the dose selection of gonadotropin initial medication. The system for predicting the probability of poor ovarian response comprises: a data acquisition module for acquiring data of the age of a subject, the anti-mullerian hormone (AMH) level, the follicle stimulating hormone (FSH) level, and the antral follicle count (AFC); and a module for calculating the probability of occurrence of poor ovarian response, which is used for calculating the acquired information in the data acquisition module to figure out the probability of the subject having poor ovarian response, and the initial dose recommendation for the exogenous gonadotropin (Gn) is given according to the predicted poor response probability.

Air conditioner condensate water humidifying system and control method thereof

The invention provides an air conditioner condensate water humidifying system and a control method thereof.The air conditioner condensate water humidifying system comprises a compressor, an oil separator, a heat exchange part, an evaporator, a water pan and a humidifier, the heat exchange part is connected with the oil separator, and the water pan is arranged at the bottom of the evaporator to collect condensate water generated by the evaporator; one end of the first pipeline is communicated with the interior of the water receiving disc, the other end of the first pipeline can be communicated to the heat exchange part so that condensate water can be conducted into the heat exchange part from the water receiving disc and exchanges heat with the oil separator, one end of the second pipeline is communicated with the heat exchange part, and the other end of the second pipeline is communicated with the humidifier so that the condensate water subjected to heat exchange through the heat exchange ...

High -power five jar plunger pumps of long stroke

... 种大功率长冲程五缸柱塞泵，该柱塞泵为五缸结构，冲程为266.7至292.1mm，其动力端总成包括动力端壳体、曲轴、连杆、轴承、连杆销、十字头和小连杆；液力端总成包括泵头体和柱塞；小连杆端与十字头连接，另端通过卡箍与液力端总成的柱塞连接；动力端壳体由曲轴箱体和十字头箱体组成，十字头箱体和曲轴箱体由螺栓固定，并通过拉杆和拉杆螺母与液力端总成的泵头体连接固定，拉杆连接动力端总成和液力端总成，减速箱总成输出端与动力端总成的曲轴连接。本实用新型解决了因井场条件受限而又超额配备更多的压裂泵车来解决安全作业和持续运行的可靠性的矛盾，而且压裂泵车的整车振动性大有改善。 ...

Preparation method of novel indium-based particle composite brazing filler metal composition and packaging welding spot

The invention discloses a preparation method of novel indium-based particle composite brazing filler metal components and packaging welding spots. The preparation method comprises the steps that pure copper serves as an upper substrate and a lower substrate and is ground, polished and blow-dried; the preparation method comprises the following steps: mixing micron-sized In particles, micron-sized Sn particles and micron-sized Zn particles according to a fixed proportion, adding 11wt.% of Flux55 soldering flux into the mixed particles, stirring for 120 minutes, and uniformly mixing, so as to obtain the In-48Sn-xZn particle composite brazing filler metal; a lower copper plate is evenly coated with the prepared In-48Sn-xZn particle composite brazing filler metal through a mold, then an upper copper substrate is placed on the lower copper plate to form a sandwich structure, and welding spots are prepared through a wafer bonding machine. Cu/In-48Sn-xZn/Cu packaging welding spots are prepared ...

Portable outdoor air water taking device and water taking method thereof

The invention discloses a portable outdoor air water taking device and a water taking method thereof. An air inlet fan is fixed to an inlet of an air inlet pipe, and an outlet of the air inlet pipe is fixed to one end of an inner frame and communicates with the interior of the inner frame through a first hole formed in the inner frame; the exhaust pipe is fixed to the end, away from the air inlet pipe, of the inner frame and communicates with the interior of the inner frame through a second hole formed in the inner frame. The inner frame is fixed on the outer frame, a plurality of condensing devices which are arranged at intervals in the air flowing direction are arranged in the inner frame, and a heat dissipation device is arranged outside the inner frame and located on the outer frame; the water storage box is detachably fixed to the bottom of the outer frame and communicates with a water outlet of the condensation chamber through a notch formed in the bottom of the outer frame. The function ...

Hybrid block chain method, system and device for distinguishing large and small transactions based on PoW, and medium

The invention provides a hybrid block chain method, system and device for distinguishing large and small transactions based on PoW, and a medium, and the method comprises the steps: setting a traditional block chain as a main chain and a DAG type distributed account book as a DAG auxiliary chain in the system, and enabling the traditional block chain and the DAG auxiliary chain to form a hybrid chain; presetting a transaction value threshold value; the nodes select main chain consensus or DAG auxiliary chain maintenance stability, release new blocks or transactions, and enable the nodes of the whole network to accept the new blocks or transactions and reach the consensus with the new blocks or transactions; the weight of each transaction is preset to be 1, two parts including epoch sorting and unit sorting are obtained, strict sorting of epoch and blocks is obtained through the epoch sorting, strict unit sorting of each epoch is obtained according to the height, the forward cumulative weight ...

A transmission device for printing machine

... 本实用新型涉及印刷机配件技术领域，具体涉及种用于印刷机的传输装置。改装置包括支架、转辊和传输带，所述的转辊位于支架上，所述的传输带位于转辊上，所述的传输带由上而下包括弹性层、中间层及阻燃层；所述的支架两侧设有挡板，所述的挡板表面设有夜光材料。通过在传输带表面设有弹性层，降低了物品下落时对传输装置的冲击，保障了传输装置的安全运行。传输带通过设有中间层，加强了传输带的强度和韧度，增强了传输装置的可靠性。同时在传输带底部设有阻燃层，保护了传输带的运行安全。 ...

Tubular column for detecting annular sand surface according to electromagnetic induction and detection method thereof

The invention discloses a tubular column for detecting an annular sand surface according to electromagnetic induction and a detection method of the tubular column, and belongs to the technical field of petroleum well logging. According to the electromagnetic induction principle, a test curve of the position of the annular sand surface is changed by lowering a small magnetic ball, so that the position of the annular sand surface is obtained, and the position detection of the annular sand surface can be quickly and simply realized. The problems that a traditional testing technology is high in requirement and practical operation is inconvenient are solved, and a basis is provided for oil pipe cutting in the next step.

Fluorine pump compression refrigeration system

The invention provides a fluorine pump compression refrigeration system, which has a fluorine pump heat pipe mode, and comprises a liquid storage part, which is provided with a liquid storage cavity for storing refrigerant liquid and a first liquid inlet communicated with the liquid storage cavity; the evaporator is provided with a liquid return opening, and the liquid return opening can be arranged in an on-off mode so as to be selectively communicated with or disconnected from the first liquid inlet; when the fluorine pump compression refrigeration system is in a fluorine pump heat pipe mode, refrigerant liquid in the evaporator enters the liquid storage cavity through the liquid return opening and the first liquid inlet in sequence; according to the fluorine pump compression refrigeration system, the problem that in the prior art, refrigerant liquid remaining in the liquid storage tank of a fluorine pump compression refrigeration system is gradually reduced, and consequently the running ...

Chinese mugwort polyphenol extract with lipid-lowering effect as well as preparation method and application of Chinese mugwort polyphenol extract

The invention discloses a Chinese mugwort polyphenol extract with a lipid-lowering effect as well as a preparation method and application of the Chinese mugwort polyphenol extract. The preparation method comprises the following steps: carrying out ultrasonic-assisted extraction on Chinese mugwort powder by using a deep eutectic solvent as an extraction solvent, and then filtering, concentrating and drying to obtain the Chinese mugwort polyphenol extract with the lipid-lowering effect, wherein the deep eutectic solvent is choline chloride-sorbitol. According to the method, the polyphenol substances in the Chinese mugwort leaves are extracted by adopting an ultrasonic-assisted deep-eutectic solvent method, and compared with a chemical synthesis method, the method has the advantages of good biodegradability, low cost, high safety and the like, and provides a basis for large-scale production and high-value utilization of Chinese mugwort; according to the invention, the Chinese mugwort leaves ...

Cooling system of power module and control method thereof

The invention provides a cooling system of a power module and a control method thereof.The cooling system of the power module comprises a refrigerating system, an isolation heat exchange system and the power module, the refrigerating system comprises an evaporator and a water pan, and the isolation heat exchange system is a circulation pipeline system isolated from the refrigerating system; the isolation heat exchange system comprises a cooling device, the power module is arranged in the isolation heat exchange system, the power module is communicated with the cooling device through a pipeline, and the cooling device is arranged in condensate water in the water pan, that is, the cooling device can exchange heat with the condensate water. According to the invention, the physical isolation of the power module and the refrigeration system is effectively realized, and the cold quantity of outdoor cold air is prevented from being conducted to the IPM intelligent power module through the refrigeration ...

Fluorine pump compression refrigeration system

The invention provides a fluorine pump compression refrigeration system, which comprises a liquid storage part, a first liquid inlet, a second liquid inlet, a compressor, a compressor, a compressor, a compressor, a compressor, a compressor, a compressor, a compressor and a compressor, and is characterized in that the liquid storage part is provided with a liquid storage cavity for storing refrigerant and a first liquid inlet communicated with the liquid storage cavity; the gas-liquid separator comprises a shell, the shell is provided with a containing cavity and a liquid outlet communicated with the containing cavity, and the liquid outlet is selectively communicated with or disconnected from the first liquid inlet, so that when the liquid outlet is communicated with the first liquid inlet, a refrigerant in the containing cavity flows into the liquid storage cavity; according to the fluorine pump compression refrigeration system, the problem that in the prior art, the operation reliability ...

Distribution network local communication method, terminal equipment and system based on wireless communication

The embodiment of the invention provides a distribution network local communication method based on wireless communication, terminal equipment and a system, and belongs to the technical field of distribution network communication. The method comprises the following steps: receiving service request information for end-side terminal equipment in a distribution network, wherein the service request information at least comprises equipment information and a service type of the corresponding end-side terminal equipment; according to a preset resource reservation table, performing priority ranking on the received different service request information, determining a service execution sequence of each piece of service request information, and according to the service execution sequence, sending the corresponding service request information to the corresponding end side terminal equipment based on wireless communication; and the response information of the receiving end side terminal equipment for ...

Intelligent stack type planning method and system for boxed goods

The invention relates to the technical field of automatic stacking, and discloses an intelligent stack type planning method and system for boxed goods, and the intelligent stack type planning method aims at the boxed goods stacking problem, quantifies limiting conditions, and solves the combination optimization of the boxed goods stacking state. According to the method, the problem that the optimal solution of the large-scale container loading problem is difficult to solve in the prior art is solved.

A transmission axle for printing machine

... 本实用新型涉及印刷机配件技术领域，具体涉及种用于印刷机的传输轴。该传输轴，包括轴心、保护层、夜光层、耐磨层，所述的保护层套设在轴心外，所述的夜光层套设在保护层外，所述的耐磨层套设在夜光层外；所述的夜光层为夜光材料，方便人们在夜间巡视，设计新颖。所述的耐磨层表面设有波浪形的凸纹，能够增加该传输轴外表面的摩擦系数，从而该传输轴外表面与纸或柔性塑料品之间的摩擦力增加，使纸张朝着需要的方向移动，不打滑，能将纸或柔性塑料品展平，使产品直保持平整。 ...

Synergistic composition for preventing and treating cycas anthracnose

The invention belongs to the technical field of agricultural disease prevention and treatment, and particularly relates to a synergistic composition for preventing and treating cycas anthracnose. The effective component of the synergistic composition is formed by binary compounding of cnidium lactone, isopyrazam, myclobutanil or flusilazole, and the mass ratio of the cnidium lactone to the isopyrazam to the myclobutanil or the flusilazole is (1-100): (100-1). When the cnidium lactone in the synergistic composition is compounded with isopyrazam, myclobutanil or flusilazole, the synergistic composition shows a synergistic effect on cycas anthracnose pathogenic bacteria within a certain mass ratio range, the control effect on cycas anthracnose can be improved, the pesticide use amount is reduced, the control cost is reduced, and the environmental pollution is relieved. Besides, the action mechanism of the osthole is different from that of other components, so that the development of drug resistance ...

Toxin detects uses solid phase extraction column

... 一种毒素检测用固相萃取小柱，包括柱管、下筛板、下层改性多壁碳纳米管填料层、隔离筛板、上层十八烷基键合硅胶填料层和上筛板；所述下筛板、下层改性多壁碳纳米管填料层、隔离筛板、上层十八烷基键合硅胶填料层和上筛板依次由下至上分布于所述柱管中；其中所述下层改性多壁碳纳米管填料层填料用量为0.4g；所述上层十八烷基键合硅胶填料层填料用量为0.4g；所述上筛板的厚度大于所述下筛板。与现有技术相比，本实用新型的毒素检测用固相萃取小柱，通过选择性吸附、净化，除去新会陈皮及其制品中特有的某些挥发油、黄酮、生物碱等化学成分，以及一些杂质，达到净化样品；而且检测的灵敏度高，样品的前处理简单；还可大幅降低检测成本。 ...

Flood bank for water conservancy project

The invention belongs to the technical field of flood control dams, and discloses a water conservancy project flood control dam which comprises a bottom plate, a dam body is arranged at the position, close to the downstream, of the top of the bottom plate, two limiting guardrails located on the front side and the rear side of the dam body are arranged at the top of the bottom plate, and positioning strips are arranged on the opposite faces of the two limiting guardrails. And the positioning strips are inserted into the two banks of the riverbed. When the buffer dam slides, the buffer dam needs to continuously overcome resistance such as friction to gradually approach the bottom plate, so that the impact strength of flood waves can be reduced, the direct impact strength on the dam main body is reduced, and when the damping dam is turned over and the sliding block is lifted, the moving resistance on the buffer dam can be further increased, and the service life of the buffer dam is prolonged ...

System and method for predicting menstrual cycle extension

The present application relates to a system for predicting menstrual cycle extension that predicts the condition of menstrual cycle extension in a patient with polycystic ovarian syndrome taking into account T levels, 11KA4 levels, and A4 levels, or taking into account anti-mullerian hormone (AMH) levels, androstenedione (A4) levels, fasting blood glucose levels, statin B levels, and age. The method can accurately predict the prolonging of the menstrual cycle of the patient with the polycystic ovarian syndrome in the menstrual cycle, and is of great significance in the aspects of evaluating the sterility risk of the patient and guiding treatment.

Drying device of printing machine

... 本实用新型涉及印刷机配件技术领域，具体涉及种印刷机烘干装置。该装置包括烘箱和传输带，还包括送风装置，所述的送风装置通过送风管与烘箱顶部连接，所述的送风管内设有加热器和紫外线灯；所述的传输带上方设有均流板，所述的均流板上设有多个圆孔；所述烘箱的底部设有出风口，出风口上设有旋转叶片，烘箱上设有温度计。通过采用均流板，能够防止涡流的产生，并使热风能够均匀、平缓地吹向印刷品的整个表面，使印刷品表面受热均匀，防止褶皱的产生。并设置有紫外线灯，达到了杀菌消毒的效果。在烘箱的底部安装有旋转叶片，能自动的随着气流旋转，使箱内的气体顺利的排出烘箱。 ...

Compound green little irrigation system of domatic ecology of stereoplasm

... 本实用新型公开了种硬质坡面生态复绿微灌溉系统，包括基座和存水装置，所述基座包括支撑砌块和固定于支撑砌块上方的支撑框架，所述支撑砌块均匀分布于支撑框架下方，所述支撑框架的上方固定有2个以上的存水装置，所述存水装置之间通过管道连通，外部水源通过管道与所述存水装置相连通，所述存水装置上设置有出水口，所述出水口处连接有滴灌带连接机构，所述滴灌带连接机构连接有用于绿化灌溉的滴灌带。通过坡度的高度差，利用重力进行灌溉，采用滴灌带渗水功能将水渗入硬质坡面上的土壤内，整体微灌溉系统安装简易，易于操作。 ...

Unmanned aerial vehicle terminal logistics docking station and express storage and sending method thereof

The invention discloses an unmanned aerial vehicle terminal logistics docking station and an express storage and sending method thereof. A mailing and transporting cabinet body is fixed to a storage cabinet rack; the connection mechanism is arranged on a storage cabinet rack of the storage cabinet body, a connection mechanism rack plate is fixed to the storage cabinet rack, and a first conveying belt conveying assembly is arranged on the connection mechanism rack plate; a vertical synchronous belt sliding table module in the conveying mechanism is vertically fixed on a sliding block of a horizontal synchronous belt sliding table module which is horizontally arranged; a first rack plate in the sending mechanism is fixed to a sliding block of a sending synchronous belt sliding table module, a second conveying belt conveying assembly is arranged on a second rack plate, and the second rack plate and the first rack plate form a sliding pair. The express parcels are transported through the unmanned ...

Wound cleaning device for limbs

The invention provides a wound cleaning device for limbs, and belongs to the field of medical auxiliary instruments, the wound cleaning device comprises a placing seat, an arc-shaped groove is formed in the top surface of the placing seat along the length direction of the placing seat, a bearing piece is arranged in the arc-shaped groove, and a spraying mechanism for spraying disinfectant to the wound part of a patient is arranged above the placing seat. The spraying mechanism comprises a frame body, a spraying pipe and a liquid supply assembly, the frame body comprises two vertical supporting beams, a horizontal supporting beam is arranged between the two vertical supporting beams, the spraying pipe and the liquid supply assembly are both arranged on the horizontal supporting beam, and a plurality of spraying heads are distributed on the side, facing the arc-shaped groove, of the spraying pipe in the length direction of the spraying pipe; sliding beams are arranged at the bottoms of the ...

Poultry individual identity recognition method and system based on multi-sensor information fusion

The invention relates to the technical field of poultry individual identity recognition, and discloses a poultry individual identity recognition method and system based on multi-sensor information fusion, and the method comprises the following steps: 1, fixing an electronic tag on the leg of a poultry individual, the electronic tag being a small electronic device such as an electronic foot ring, an intelligent chicken foot cup and the like, the poultry individual is a single chicken. Through the cooperation of the electronic tag, the electronic chip, the tracking and positioning sensor and the terminal equipment, the number of a specific chicken is input on the terminal equipment, and the electronic chip in the electronic tag on the specific chicken is controlled through the terminal equipment; the position of the specific chicken is sent to the terminal equipment through the electronic chip by the tracking and positioning sensor, so that a worker can quickly position the position of the ...

External ointment smearing device

The invention discloses an external ointment smearing device which comprises a medicine storage tube and an anti-skid sleeve, the medicine storage tube is used for storing smeared medicine, and the anti-skid sleeve is arranged on the outer side of the medicine storage tube and made of rubber. Medicine is smeared on the back of the patient through the smearing device, the smearing device comprises a piston and a smearing ball, and the medicine is smeared on the skin of the patient through the piston and the smearing ball; the sealing device is used for sealing the smearing end of the medicine storage tube, the sealing device comprises a sealing cover, the smearing ball is sealed and stored through the sealing cover, the inner wall of the anti-skid sleeve is fixedly connected with the outer wall of the medicine storage tube, and the medicine storage tube is filled with medicine liquid needed by a patient. The invention relates to the technical field of medical instruments. According to the ...

Energy -saving printing machine oven control system

... 本实用新型涉及印刷机技术领域，具体涉及种节能型印刷机烘箱控制系统。该系统包括风机、加热器、烘箱及传输装置；还包括若干个称重模块、运算放大器、驱动模块及电源模块；所述的电源模块分别与称重模块、运算放大器及驱动模块连接；所述的称重模块位于传输装置上，用于采集传输装置上物品的重量信号，并将重量信号传输给运算放大器；所述的运算放大器将称重模块传递过来的重量信号求均值，经放大处理后传输给驱动模块，所述的驱动模块与风机连接。通过称重模块、运算放大器及驱动模块的配合，能自行调节风机的风量，节约了能源，降低了企业的生产成本。并且采用了多个称重模块求均值的方式，使结果更准确。 ...

Novel environment-friendly dental implant sand blasting equipment and use method

The invention belongs to the technical field of sand blasting equipment, and particularly relates to novel environment-friendly dental implant sand blasting equipment and a using method, in particular to the novel environment-friendly dental implant sand blasting equipment which comprises a machine body, and a storage room and a sand blasting room are arranged at the top end of the machine body; by means of sand blasting of the designed plant body sand blasting roller, simultaneous sand blasting of a large number of plant bodies at a time can be achieved, the sand blasting efficiency is improved, the sand blasting areas of different positions of the plant bodies can be increased when the plant body sand blasting roller rotates, the situation that the plant bodies are stacked and cannot be subjected to sand blasting is avoided, independent sand blasting operation can be conducted on a single plant body through a handheld spray gun, and the sand blasting efficiency is improved. Operation ...

Method for preparing ammonium phosphate from monoammonium phosphate neutralization slag and application of ammonium phosphate

The invention discloses a method for preparing ammonium phosphate by using monoammonium phosphate neutralization slag and application thereof, and the method for preparing ammonium phosphate by using monoammonium phosphate neutralization slag comprises the following steps: (1) mixing monoammonium phosphate neutralization slag and a solvent to prepare a suspension, mixing the suspension with an acidic substance, and reacting to obtain an acidification reactant; (2) cooling the acidification reactant, standing and settling, removing supernate, and filtering to obtain first filtrate and first filter residues; (3) cooling and crystallizing the first filtrate, and filtering to obtain precipitated crystals and second filtrate, wherein the precipitated crystals comprise ammonium magnesium salt crystals; and (4) the second filtrate and an alkaline substance are mixed and react to obtain ammonium phosphate, and the content of water-soluble phosphorus in ammonium phosphate is 85-98%. Therefore, the ...

Switch cabinet optimization method based on live-line test and finite element simulation and switch cabinet

The invention relates to a switch cabinet optimization method based on live-line test and finite element simulation and a switch cabinet. The method comprises the steps of carrying out the three-dimensional modeling according to the model structure of the switch cabinet, obtaining the electric field distribution characteristics of the electric fields of a wall bushing, a bus chamber and a contact box of the switch cabinet, and finding out an electric field concentration point, after research and analysis corresponding to a field partial discharge test, finding out a partial discharge abnormity reason, and putting forward improvement measures. From operation and maintenance to model selection, full life cycle management of the switch cabinet is formed.

Gelatin/titanium dioxide super-hydrophilic polyester fabric coating modification method

The invention discloses a gelatin/titanium dioxide super-hydrophilic polyester fabric coating modification method, and belongs to the technical field of polyester surface modification after-finishing. The hydrophilic modification of the polyester fabric based on TiO2/gelatin compounding comprises the following steps: putting the refined polyester fabric into a TiO2/gelatin compounding dispersion liquid, and carrying out two-time soaking and two-time rolling, washing and drying at room temperature to obtain the hydrophilic modified polyester fabric. The adopted TiO2 and gelatin do not contain irritant chemicals, the modification method does not involve high-temperature and high-pressure conditions, the reaction time is short, the hydrophilic modification effect is obvious, the modification mode is mild, and generated wastewater is easy to recycle.

Implant surface treatment sand blasting device and treatment method

The invention relates to the technical field of dental implant surface treatment, and discloses an implant surface treatment sand blasting device and a treatment method.The implant surface treatment sand blasting device comprises a machine base, a driving mechanism is installed on the rear side of the top end of the machine base, a multi-direction sand blasting mechanism is arranged outside the driving mechanism, and mounting rings are fixedly connected to the left side and the right side of the top end of the machine base; a connecting seat is arranged between the two mounting rings, a plurality of clamping mechanisms are fixedly connected to the top end of the connecting seat, each clamping mechanism comprises a plurality of mounting shells, and the mounting shells are fixedly connected to the interior of the connecting seat; according to the implant sand blasting device disclosed by the invention, the first electric telescopic rod, the mounting shell, the connecting shaft, the first ...

Solid phase extraction column

... 一种固相萃取小柱包括柱管、下筛板、下层改性多壁碳纳米管填料层、隔离筛板、上层N-丙基乙二胺填料层和上筛板；所述下筛板、下层改性多壁碳纳米管填料层、隔离筛板、上层N-丙基乙二胺填料层和上筛板依次由下至上分布于所述柱管中；其中所述下层改性多壁碳纳米管填料层填料用量为0.5g；所述上层N-丙基乙二胺填料层填料用量为0.5g；所述上筛板的厚度大于所述下筛板。本实用新型的固相萃取小柱要用于新会陈皮及其制品中的有机氯和除草剂等农药残留的前处理之中，本实用新型解决了传统固相萃取产品的净化效果差的缺点，提高了样品的洁净程度，增加了样品检测的准确性，又能够实现处理样品重复性好的生产要求。 ...

Fixing device for tin soldering of smart gateway mainboard

The utility model relates to the technical field of mainboard tin soldering, in particular to a fixing device for intelligent gateway mainboard tin soldering, which overcomes the defects of low reliability of an intelligent gateway mainboard tin soldering processing fixing mode, incapability of flexibly and stably assisting in fixing a mainboard and influence on the accuracy of the intelligent gateway mainboard tin soldering processing in the prior art. The device comprises a working table, supporting plates are fixedly arranged on the two sides of the working table, supporting springs are fixedly connected to the supporting plates, pressing plates are arranged at the other ends of the supporting springs, and a guide groove is formed in the upper surface of the middle of the working table. Stable connection between the fixing plate and the workbench is achieved through the guide rods and the guide grooves of the T-shaped structure, the positions of the pressing plates can be adjusted only ...

Fluorine pump compression refrigeration system

The invention provides a fluorine pump compression refrigeration system, comprising: a gas-liquid separator comprising a shell having an accommodating cavity and a first outlet and a second outlet communicating with the accommodating cavity; a condenser; a compressor; the valve is provided with a first valve inlet, a second valve inlet and a valve outlet, and has a first communication state in which the first valve inlet is communicated with the valve outlet and the second valve inlet is disconnected with the valve outlet, and a second communication state in which the first valve inlet is disconnected with the valve outlet and the second valve inlet is communicated with the valve outlet; an inlet of the first valve is communicated with the first outlet, an inlet of the compressor is communicated with the second outlet, an outlet of the compressor is communicated with an inlet of the second valve inlet, and an outlet of the valve is communicated with an inlet of the condenser. According ...

Printing machine oven safety control system

... 本实用新型涉及印刷机技术领域，具体涉及种用于印刷机烘箱的安全控制系统。该系统包括依次连接的风机、加热器和烘箱；还包括测温模块、中央处理器、延时模块及电源，所述的测温模块用于采集烘箱内的温度信号，并将温度信号传输给中央处理器；所述的中央处理器将温度信号处理后分别传输给加热器和延时模块，所述的延时模块将信号延迟段时间后传输给风机；所述的电源分别与测温模块、中央处理器及延时模块连接。采用延时模块，能滞后风机的运行，保证加热器停止之后，还能对加热器和烘箱进行冷却吹扫，使烘箱和加热器的温度得以降低，保证了烘箱内的温度不会超过设定值，使烘箱温度处于安全范围内。 ...

Gearbox online fault diagnosis method based on digital twinning

The invention discloses a gearbox on-line fault diagnosis method based on digital twinning, and the method comprises the steps: firstly, collecting the parameters of a gearbox based on acceleration, displacement, a piezoelectric sensor and the like, and obtaining the complete data information, including static data and dynamic data, of the gearbox; secondly, constructing a digital twin model of the gearbox according to the static data and the dynamic data, optimizing the characteristic parameters of the gearbox and dynamically correcting the model by taking the cosine similarity value of the constructed digital twin model of the gearbox and the vibration signal of the physical equipment as a measurement standard for model updating, and obtaining a real-time synchronous digital twin model of the gearbox; virtual-real linkage of the gear box is realized; then, gearbox fault mechanism analysis is carried out through predefined gearbox fault types, twin fault data are generated, and comparison ...

Car record appearance fuse box gets little fuse overlap joint conversion equipment of electrical apparatus

... 本申请公开了种汽车记录仪保险丝盒取电器的小保险丝搭接转换装置，相互卡接的电连接部件和保护外套，所述电连接部件设置有外部连接件，所述外部连接件露出所述保护外套，所述外部连接件沿同方向延伸设置有两个金属片，所述两个金属片之间设有插接腔。本实用新型提供的汽车记录仪保险丝盒取电器的小保险丝搭接转换装置能够将5mm保险丝的中心距扩展为8mm，实现了保险丝盒取电器的通用，方便了管理并且节省了生产成本。 ...

Endometrial organ model and construction method and application thereof

The invention discloses a human endometrial organ in-vitro culture method, which is based on culture in Matrigel matrigel, culture and subculture differentiation are carried out by utilizing an organ rotary bioreactor, human endometrial specific gene expression detection and hormone stimulation are carried out to confirm that the method obtains differentiated human endometrial organs, and the human endometrial organs are differentiated by utilizing the human endometrial organ in-vitro culture method. Compared with a Matrigel matrigel scheme, the method has the advantages that the experimental and technical cost is greatly reduced, the operation is simple, the repeatability is good, and a large number of human endometrial organs can be obtained, so that the human endometrial organs can be better applied to scientific research and clinical application.

Microscope image-based sperm identification method, device and equipment

The embodiment of the invention provides a sperm identification method, device and equipment based on a microscope image and computer readable storage equipment. The method comprises the following steps: acquiring a microscope image; performing instance segmentation on the microscope image to obtain all cell instances; classifying the cell instances to obtain the shape and position characteristics of each cell; and inputting the shape and position features of each cell into a trained decision tree classification model, and identifying normal sperm cells. In this way, normal sperms can be accurately and quickly found from the microscopic image.

Systems and methods for predicting ovarian polycystic alteration (PCOM)

The present application relates to a system for predicting an ovarian polycystic alteration (PCOM) that predicts the situation of an ovarian polycystic alteration in a patient with polycystic ovarian syndrome taking into account T levels, 11KA4 levels, A4 levels, and 17OHP levels, or taking into account AMH levels, T levels, and age. The system can accurately predict the change of the polycystic sample, facilitates the understanding of the cause of PCOM, can assist the typing diagnosis of PCOS, and assists the judgment of the severity of a PCOS phenotype spectrum.

Egg grading method and device based on domain self-adaption

The invention discloses an egg grading method and device based on domain self-adaption, and relates to the technical field of egg grading, the device comprises a grading base, moving mechanisms are installed on the two sides of the upper surface of the grading base, and lifting mechanisms are arranged on the moving mechanisms. Through cooperative use of the grading mechanism and the lifting mechanism, eggs are placed in an inner cavity of a first-stage hole, at the moment, the eggs can fall down due to different sizes, after the eggs are placed in order, an illuminating lamp is turned on, illumination is conducted through the illuminating lamp, bad eggs can be manually selected and taken out, and the working efficiency is improved. A first electric telescopic column and a second electric telescopic column are driven to contract, then a second-stage plate and a third-stage plate are controlled to descend, at the moment, the second-stage plate does not make contact with the third-stage plate ...

Early warning processing system and method based on network attack recognition behavior

The invention discloses an early warning processing system and method based on a network attack recognition behavior, and the system comprises a network attack recognition disk, and the front surface of the network attack recognition disk is electrically connected with an early warning lamp. During use, an encryption tunnel is established between a user and a protection node, and network connection between a client and a server is taken over; an attacker and a real visitor are accurately identified, a data packet sent by a non-real visitor is directly discarded by a protection node and is added into an IP reputation library, hacker broiler chickens can be accurately identified only by using the data packet once, data fusion processing is performed on an associated event, and the data fusion processing efficiency is improved. After the data information is combined, the current time is subjected to risk assessment, the risk level is judged, and a large amount of network state data is collected ...

Coded disc counting position measurement and calculation and fault protection method

The invention discloses a coded disc counting position measurement and calculation and fault protection method. The method comprises the following steps: acquiring coded disc position information on a detection device; the moving distance of the coded disc is measured and calculated through double sensors, and fault judgment is conducted on the sensors; processing the fault judgment information of the sensor to obtain a fault-free/fault result of the sensor, and transmitting the information to the main control unit; and the main control unit is responsible for processing information from sensor distance measurement and fault judgment results and reporting the information to maintenance personnel through the cloud. The proper spacing distance between the sensor A and the sensor B is set to monitor the motion condition of the coded disc, the level signal oscillogram can be collected to comprehensively analyze the fault condition of the sensor A and the sensor B and the motion condition of ...

Glass substrate edge grinder

... 本实用新型公开了一种玻璃基板边缘研磨装置，包括沿玻璃基板边缘移动的水刀喷头(1)以及与该水刀喷头(1)连接的水流控制单元，该水刀喷头(1)为两个且对称设置以分别从两侧朝向该玻璃基板边缘喷射含有研磨液的高压水。利用水刀对玻璃基板边缘进行研磨，具有较高的稳定性，避免了研磨热效应带来的掉片和裂纹等缺陷。 ...

Box post and square tubular column connection structure

... 本实用新型公开了种箱型柱与方管柱连接结构，包括方管柱、箱型柱以及连接钢板，方管柱和箱型柱固定连接于连接钢板的上下两端，方管柱和箱型柱与连接钢板相接触的接触面上设有全熔透坡口，连接钢板的宽度大于方管柱和箱型柱的宽度。本实用新型的箱型柱与方管柱连接结构，经过现场实施，运用该连接做法能保证连接部位焊缝的连续性，避免应力集中的现象，保证结构的安全，同时该连接结构做法施工简单，易于操作，能够有效地缩短工期。 ...