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47results about How to "Avoid affecting normal operation" patented technology

Work starting method for coal tar hydrotreatment technique

The present invention discloses the start-up method of coal tar hydrogenating treatment process includes the first vulcanizing or activating the catalyst, the subsequent pumping fraction oil containing polar matter into the reaction system and final pumping coal tar material into the reactor to start operation. The method is favorable to the normal start-up and smooth operation of the coal tar hydrogenating treatment apparatus and can prolong the service life of the catalyst.
Owner:CHINA PETROLEUM & CHEM CORP +1

Vehicle operation fault detection system and method

The invention relates to a vehicle operation fault detection system and method. The system comprises a three-dimensional information acquisition module for collecting three-dimensional image information of the vehicle, an identification module for identifying abnormal sites in the three-dimensional image information, and an alarm module for alarming the abnormal sites; the three-dimensional information acquisition module, the identification module and the alarm module are collected electrically. The system can collect the three-dimensional image information of the vehicle and alarm the abnormal sites during operation of the vehicle; in addition, the system cannot alarm the water stains, dust and other non-fault points, so as to improve the alarm accuracy and avoid the influence on normal operation of the vehicle due to false detection alarm.
Owner:SUZHOU NEW VISION SCI & TECH

Automatic material distribution machine

ActiveCN103394665AImpact damageAvoid affecting the normal operation of the machineMaterial distributionManipulator
The invention discloses an automatic material distribution machine. The automatic material distribution machine mainly comprises a main machine body, a transporting device, a mechanical arm device and a pressing device. The mechanical arm device comprises first mechanical arm device bodies and second mechanical arm device bodies. The transporting device is arranged above the mechanical arm device. The transporting device comprises first pneumatic fingers, second pneumatic fingers and a third pneumatic finger, wherein the first pneumatic fingers and the second pneumatic fingers are respectively arranged in parallel in a left and right mode and can respectively and synchronously move left and right and respectively and synchronously move up and down. The pressing device comprises a first pressing device body and a second pressing device body, wherein the first pressing device body and the second pressing device body are arranged in parallel in a left and right mode. The first pressing device body comprises first upper pressing device main bodies and first lower pressing device main bodies, wherein the first upper pressing device main bodies are correspondingly matched with each other and can move downward, and the first lower pressing device main bodies are arranged between the two sets of first mechanical arm device bodies. The second pressing device comprises second upper pressing device main bodies and second lower pressing device main bodies, wherein the second upper pressing device main bodies are correspondingly matched with each other and can move downward, and the second lower pressing device main bodies are arranged between the two sets of second mechanical arm device bodies. The automatic material distribution machine is simple in structure, free of a cooling device, good in material distributing effect, and extremely high in automatic degree and efficiency.
Owner:吴芳艺

Mechanical pesticide preparation equipment for planting fruits and vegetables

The invention relates to pesticide preparation equipment, in particular to mechanical pesticide preparation equipment for planting fruits and vegetables. The invention aims at providing the mechanicalpesticide preparation equipment for planting the fruits and the vegetables, which has the advantages that pesticide is uniformly mixed, labor force is saved and prepared pesticide has high quality. For solving the technical problem, the invention provides the mechanical pesticide preparation equipment for planting the fruits and the vegetables; the mechanical pesticide preparation equipment comprises a base plate, a guide rail, a guide block, a test tube, a valve, a support, a preparation tank, a driving wheel, a sector rotary table, a connecting rod, a discharging ball and the like, whereinthe guide rail is arranged at the top middle of the base plate; the guide block is arranged inside the guide rail in a sliding manner; the test tube is arranged at the top of the guide block; a firstdischarging pipe is arranged at the lower part of the left wall of the test tube; the valve is arranged at the left part of the first discharging pipe. According to the mechanical pesticide preparation equipment disclosed by the invention, the effects that the pesticide is uniformly mixed, the labor force is saved and the prepared pesticide has higher quality are achieved; multi-time preparation of a pesticide mixing liquid is realized by mechanical operation and the preparation quality of the pesticide mixing liquid is improved on the premise of saving time and labor.
Owner:叶安平

Silver ion antibacterial fabric and application thereof

The invention discloses a silver ion antibacterial fabric and application thereof. A preparation method of the silver ion antibacterial fabric comprises the following steps of S1, weighing the following raw materials in parts by weight of 50-60 parts of polyacrylonitrile, 100-120 parts of a solvent and 130-150 parts of water; S2, putting polyacrylonitrile and the solvent serving as raw materials into a mixing and stirring device, and stirring at the temperature of 80-90 DEG C for 2-3 hours to obtain a mixture; S3, after silver is purified through an electrolytic method, putting silver into water to be subjected to micro-electrolysis, releasing anions, and obtaining a colorless and transparent silver ion water solution; S4, putting the mixture into the silver ion water solution, adjusting the stirring speed, stirring until the color of the solution becomes light yellow, and carrying out a vacuumizing treatment process on the stock solution to obtain a fiber stock solution; and S5, performing emulsion spinning on the fiber stock solution to obtain nascent fibers, and performing water washing, drafting, oiling and curling post-processing procedures to form the silver ion antibacterial fabric.
Owner:刘国成

Anti-theft distribution box for lithium battery processing detection

The invention relates to an anti-theft distribution box for lithium battery processing detection. The anti-theft distribution box comprises a distribution main cabin, a horizontal substrate and an adsorptive groove; an auxiliary handle is fixed at the top end of the distribution main cabin, and a radiating fan is fixed at the upper end of the inner side of the distribution main cabin; the upper end of the radiating fan is connected with a temperature sensor, and a voltmeter is fixed below the radiating fan; the horizontal substrate is arranged at the bottom of the voltmeter, and sliding railsare fixed at the left end and the right end of the horizontal substrate; and the adsorptive groove is arranged at the bottom end of the inner side of the distribution main cabin, and a roller is fixedat the bottom of the outer side of the distribution main cabin. The anti-theft distribution box for the lithium battery processing detection disclosed by the invention has the advantages as follows:through the arrangement of the transverse plate, the opened vertical plate and an anti-theft lock, the right end of a transverse plate is penetrated by an opened vertical plate, a connecting hole is formed at the front end of the opened vertical plate, the anti-theft lock can enable the device to possess the anti-theft function by penetrating the connecting hole, and the condition that the normaloperation of the whole circuit is influenced since the voltmeter is stolen is avoided.
Owner:DONGGUAN UNIV OF TECH +1

Shaft rotating speed measuring device

The invention relates to the technical field of measuring equipment, and discloses a shaft rotating speed measuring device which comprises a measuring instrument and a baffle ring annularly arranged on a rotating shaft, a laser via hole is formed in the baffle ring, and the measuring instrument comprises a laser transmitter, a laser receiver, a mounting frame, a connecting frame and a main controller. The laser emitter and the laser receiver are both installed on the installation frame, the laser emitter is right opposite to the laser receiver, a baffle ring passage is formed between the laseremitter and the laser receiver, laser beams emitted by the laser emitter are perpendicular to the speed measurement direction, the installation frame is installed on the connection frame, the connecting frame is fixedly arranged, and the laser emitter and the laser receiver are electrically connected with the main controller; according to the invention, high rotating speed measurement precision and stable transmission performance can be achieved.
Owner:GUANGZHOU WENCHONG SHIPYARD CO LTD

Air rapid cycle device within plant for metallurgical steelmaking

The invention relates to a cycle device, in particular to an air rapid cycle device within a plant for metallurgical steelmaking. The air rapid cycle device within the plant for the metallurgical steelmaking can quickly adjust an air convection cycle speed, reasonably adjust the use range of the device, and increase the air humidity. The air rapid cycle device within the plant for the metallurgical steelmaking comprises a first mounting plate, a sliding rail, sliding blocks, a second mounting plate and so on; and the sliding rail is embedded into the left side of the top of the first mountingplate, the top of the sliding rail is symmetrically connected with sliding blocks in a left-right and sliding mode, the top of the sliding blocks at the left and right sides is provided with the second mounting plate, and the top of the second mounting plate is provided with an air cycle device. According to the air rapid cycle device within the plant for the metallurgical steelmaking, first vanesat the left and right sides rotate at a high speed, the air convection cycle speed is accelerated to facilitate a quick exchange of air in the plant and outside air, and a comfortable and safe working environment for workers is created.
Owner:内蒙古禄源联动机械制造有限公司

Bag type dust collector for improving dust collection efficiency in intelligent workshop

The invention relates to a bag type dust collector for improving the dust collection efficiency in an intelligent workshop. The bag type dust collector comprises a main body, a dust hopper, an air bag, a pulse electromagnetic valve, a blowing header pipe, filter bags and a dust discharging device, wherein dust clearing devices are further arranged in the main body and each dust clearing device comprises a branched blowing pipe, a storage mechanism, a lifting mechanism, a rotary mechanism and a fixing mechanism. According to the bag type dust collector for improving the dust collection efficiency in the intelligent workshop, the position and the direction of a blowing port are constantly changed in each filter bag by starting the corresponding dust clearing device, each filter bag is uniformly blown, all parts of each filter bag are blown completely, accordingly, the dust clearing uniformity and dust clearing efficiency of the filter bags are improved, and normal operation of the dust collector is not affected.
Owner:SHENZHEN LEILING GUANGTONG TECH DEV CO LTD

Power supplying device

The invention relates to a power supplying device. The power supplying device comprises a first shell body, a second shell body, a cell module, an air pumping element and a heat exchange module, wherein the first shell body is provided with an air hole; the second shell body is arranged in the first shell body, and a fuel cell is arranged in the second shell body; the cell module is arranged in the first shell body, and the fuel cell and the cell module are used for supplying power to each other; the air pumping element is arranged in the first shell body, close to the air hole, and used for pumping gas into the first shell body through the air hole; and the heat exchange module is arranged in the first shell body and used for heating the gas, and at least part of the gas flows through the fuel cell and the cell module after the gas flows through the heat exchange module and is accordingly heated.
Owner:YOUNG GREEN ENERGY

Lamp with waterproof and dustproof functions

The invention provides a lamp with waterproof and dustproof functions. The lamp comprises a shell, a protective box, a socket, a power input unit and a light emitting module. The protective box is accommodated in the shell. The socket is combined with the protective box or the shell so as to prevent water vapor or dust from intruding into the protective box. The power input unit is arranged in the protective box and is electrically connected with the socket. The light emitting module is accommodated in the shell and is electrically connected with the power input unit. The lamp has the advantage that external elements such as an induction module can be indirectly electrically connected with the power input unit by the socket to form a circuit or can be directly electrically connected with the power input unit to form the circuit in a steam or dust isolating environment, so that the purpose of sharing parts of a waterproof and dustproof structure is achieved.
Owner:DELTA ELECTRONICS INC

Safe operation based idle running test assembly for internal mixer

The internal mixer is based on a safe operation idling test assembly, including a frame (1), on which an no-load module (2), a temperature sensing module (3), a vibration sensing module (4), and a management module (5) are arranged ), during operation, the no-load module (2) is turned on, the temperature sensing module (3) senses the temperature rise of the bearing, the vibration sensing module (4) senses the vibration of the airframe, and the sensed information is processed by the management module (5) ; Set a timing module (6) on the no-load module (2) to record the time period and specific time of the mixer's idling; set a display module (7) on the management module (5) to display the sensed temperature rise in real time and Vibration value, idling time; a prompt module (8) is set on the management module (5), and a prompt is issued when temperature rise or vibration or idling time abnormality is sensed; in the idling test state, the temperature rise and rotation of the fuselage parts are sensed situation to avoid affecting normal operation.
Owner:XINCHANG DONGMING BAOYU MACHINERY FACTORY

Building material spraying device

The invention relates to the field of building material machining, in particular to a building material spraying device which comprises a reciprocating structure and cleaning structures. The reciprocating structure drives a spraying structure to reciprocate, and the cleaning structures are arranged on the two sides of a building material. Each cleaning structure comprises a conveying belt and a cleaning head. When spraying guns spray the edge of the building material in the spraying process, spraying liquid sprayed to the outer side of the building material is collected through the conveying belts in the cleaning structures, and the conveying belts rotate to enable the parts with the attached spraying liquid to be cleaned and flushed through the cleaning heads arranged at the bottom, the cleaning liquid attached to the conveying belts which are cleaned up are scraped off through scraper blades, and the conveying belts rotate to the edge of the building material again to collect the spraying liquid in a reciprocating mode; and the situations that the spraying liquid is sprayed to the spraying device when the edge of the building material is sprayed, the spraying liquid sprayed to the spraying device is accumulated and solidified, on one hand, normal operation of the device is affected, and on the other hand, the accumulated spraying liquid causes daily maintenance and clearing of the device to be inconvenient are avoided.
Owner:王书娟

Road traffic safety intelligent detection system

The invention belongs to the technical field of road traffic safety, and particularly relates to a road traffic safety intelligent detection system, which comprises a server terminal, a vehicle-mounted terminal and a monitoring device, wherein the monitoring device comprises a traffic monitoring camera, the server terminal comprises an analysis module, the traffic monitoring camera uploads a shot road video to the server terminal through a network, and analyzes the video through the analysis module to obtain visibility data of road passage, a suggested driving speed and a meteorological state of a road near the traffic monitoring camera shooting the video, the analysis module sends the road visibility data and the meteorological state to the vehicle-mounted terminal, and the road visibility data and the meteorological state are displayed on a central control screen of the vehicle. According to the invention, the traffic state and the weather state on the road can be effectively detected, and an alarm is given in advance to a vehicle driver, so that safe traffic of the vehicle on the road is ensured, and the traffic accident rate is reduced.
Owner:刘铁拴

Regulation and control method for screenshot service, storage medium, electronic equipment and system

The invention discloses a regulation and control method for a screenshot service, a storage medium, electronic equipment and a system, and relates to the technical field of live broadcast room clients. The method comprises the following steps: monitoring residual stream resources, a stream limiting operation frequency, a screenshot frequency and a screenshot failure rate of a live broadcast room client; when the residual stream resources are greater than a preset resource residual threshold value or the screenshot failure rate is greater than a preset first failure threshold value, reducing the total resource amount of the residual stream resources and reducing resources subsequently allocated to the residual stream resources; and when the current-limiting operation frequency is greater than a preset current-limiting frequency threshold and the screenshot failure rate is less than a preset second failure threshold, increasing the total resource amount of the residual flow resources andincreasing the subsequent resources allocated to the residual flow resources. According to the invention, the distribution condition of the stream resources of the live broadcast room client is controlled, the normal operation of the screenshot service is ensured, and the influence on the normal operation of the live broadcast room client is avoided.
Owner:WUHAN DOUYU NETWORK TECH CO LTD

Welding waste gas treatment unit for semiconductor device manufacturing

PendingCN108854391AFully row toEffective ionizationCombination devicesDifferential pressureAir pump
The invention discloses a welding waste gas treatment unit for semiconductor device manufacturing. The welding waste gas treatment unit for semiconductor device manufacturing comprises an ionization bucket, an ionization rod, a main precipitating bottle and a sucking pump, wherein the side wall of the ionization bucket is provided with at least one inlet pipe; a thermodetector and a manual valve are arranged on the inlet pipe, and are both connected with the flow meter of a micro differential pressure sensor; the manual valve is located between 2 flow meters; the ionization rod is embedded into the cavity of the ionization bucket, and the ionization rod is provided with a plurality of ionization needles on the external wall; the main precipitating bottle is arranged on bottom of the ionization bucket; one end of the exhaust pipe is connected to the upper part of the ionization bucket, and another end of the exhaust pipe is connected to an auxiliary precipitating bottle; a escape pipe is connected to the exhaust pipe near the auxiliary precipitating bottle side, and the escape pipe is connected with the sucking pump; the welding waste gas treatment unit for semiconductor device manufacturing can effectively ionize and decompose the high-temperature exhaust gas produced from the welding furnace, and can more effectively process the rosin compositions in the high-temperature exhaust gas through the dual effect of the ionization bar and the air casing, so as to reduce environmental pollution caused by waste gas emission.
Owner:SUZHOU GOODARK ELECTRONICS CO LTD

Roadbed slope protection structure for road and bridge engineering

The invention discloses a roadbed slope protection structure for road and bridge engineering. The roadbed slope protection structure comprises a roadbed, a pavement and a structure main body, wherein a drainage structure is arranged at the upper end of the pavement; a pavement drainage port is formed in one end of the drainage structure and located at the upper end of the structure main body; a greening platform is arranged on the inclined surface of the upper end of the structure main body; a drainage channel is formed in the upper end of the greening platform; a slope drainage ditch is formed in the bottom of the structure main body; a greening module is arranged in the greening platform; a greening planting layer is arranged in the greening module; a greening drainage port is formed in the end, close to the slope drainage ditch, of the bottom of the greening platform; and a roadbed slope is arranged at the bottom end of the structure main body. According to the roadbed slope protection structure for road and bridge engineering, by arranging each group of drainage assemblies and a water-resisting layer, accumulated water can be prevented from permeating into the structure main body, and adverse effects are avoided; and by arranging a stabilizing layer, the structure can be mounted on the roadbed slope more stably, the protection benefit of the structure is improved, and meanwhile, the service life of the structure is prolonged.
Owner:魏秀芹

Phosphorus scaling case component on mechanical husking machine

The invention relates to a phosphorus scaling case component on a mechanical husking machine. The phosphorus scaling case component is characterized by comprising a phosphorous scaling case body of which the upper end is opened, wherein the phosphorus scaling case body is provided with a draw board capable of carrying oxide skin fragment; a handle is arranged on the draw board; the bottom part of the phosphorous scaling case body is provided with a movable wheel; and the outer lateral wall of the phosphorous scaling case body is fixed with a buffer block through a nut. According to the invention, the phosphorous scaling case component is arranged below a husking wheel and is used for carrying the fragment fallen from unshelled steel wires through the husking machine; cleanliness of working environment is retained; and the phosphorous scaling case component also prevents the fragment influencing normal operation of equipment.
Owner:WUXI PINGSHENG SCI & TECH

Deep learning network training device based on artificial intelligence

The invention discloses a deep learning network training device based on artificial intelligence, and belongs to the field of network training equipment, the deep learning network training device comprises a shell, a display screen and a protective shell, the shell is provided with the display screen for tutoring people to learn, the protective shell for protecting the shell is arranged on the outer side of the shell, the shell and the protective shell are both of a rectangular structure, and the shell and the protective shell are both of a rectangular structure; a containing cavity communicating with the top end and the right side of the protective shell is formed in the protective shell, the shell is movably arranged in the protective shell, a driving structure for driving the protective shell to move up and down is arranged in the protective shell, and a supporting plate is rotationally connected to the open end of the right side of the protective shell through a rotating shaft. When the shell moves up and down, the supporting plate can be linked with the shell and is opened or closed, so that a scholar can correspondingly adjust the using state of the training device according to the using requirements of the scholar, the scholar can conveniently use the training device, and meanwhile, the training device is protected.
Owner:JIANGHAI POLYTECHNIC COLLEGE

Smart home wireless sensor network scheduling and early warning system based on power location

The invention discloses a smart home wireless sensor network scheduling and early-warning system based on electric quantity positioning, which comprises a central data processing unit, a ZigBee gateway coordinator control node, a data acquisition terminal node, a server, a network transmission unit, a third-party center and a mobile phone terminal. The invention further discloses a smart home wireless sensor network scheduling and early-warning method based on electric quantity positioning, which mainly comprises the steps of positioning, early-warning scheduling and the like. The smart home wireless sensor network scheduling and early-warning system based on electric quantity positioning controls the data acquisition terminal node from global intelligence level, avoids repeated work of the nodes, reduces total working time of all nodes, reduces data redundancy, reduces energy consumption and storage space of a smart home network integrally, reduces replacement maintenance time required since the electric quantity of a battery runs out and the storage space is not enough, saves labor cost and improves the fault-free working time of the system.
Owner:SUZHOU CHIEN SHIUNG INST OF TECH

Tippler signal wireless transmission control system

The invention discloses a tippler signal wireless transmission control system which comprises a ground master station receiving and sending unit and vehicle-mounted slave station receiving and sending units installed on a tippler readjustment unit, a tippler body, a transfer platform and an air conditioner. The unit comprises a wireless slave station PLC module, the wireless slave station PLC module is sequentially connected with a vehicle-mounted slave station switch, a vehicle-mounted slave station wireless communication POE power supply and a vehicle-mounted slave station wireless communication module through network cables, the vehicle-mounted slave station switch is further connected with an encoder through a network cable, and the vehicle-mounted slave station wireless communication module is provided with a vehicle-mounted wireless signal antenna; the ground master station receiving and sending unit comprises a ground master station wireless signal antenna arranged on a ground master station wireless communication module, and the ground master station wireless communication module is sequentially connected with a ground master station wireless communication POE power supply, a ground master station switch and a master station PLC module through network cables. The problem that a control circuit is prone to faults in the long-time moving process of an existing control cable is solved.
Owner:HANZHONG STEEL LTDRP OF SHAANXI STEEL GRP

A battery system

The invention provides a battery system comprising a plurality of battery modules the number of which can be increased, and a control unit. The battery module comprises a frame on which multiple containing grooves are disposed to contain multiple first battery cores and second battery cores, wherein the first battery cores and the second battery cores are not the same types, and two conductive sheets which arranged in the frame oppositely and which are electrically connected with the first battery cores and the second battery cores. The control unit is a travelling computer electrically connected with the conductive sheets and an electric vehicle and is used for enabling a specific first battery or second battery core to supply power to the electric vehicle according to the various operation states of the electric vehicle. Thus, the number of the battery modules can be increased according to the power demand of the electric vehicle. Optimum power supplying efficiency and electric vehicle operation efficiency can be obtained by using a manner of controlling the first and the second battery cores to supply power to the electric vehicle at different time.
Owner:ALL WIN GREEN POWER TECH CORP

Environment state sensing method and device of terminal equipment, and computer equipment

The invention provides an environment state sensing method and an environment state sensing device of terminal equipment, and computer equipment. The environment state sensing method of the terminal equipment comprises the following steps of: starting an event monitoring thread; acquiring event content monitored by an event monitoring thread; judging whether the event content meets a preset condition or not; and when the event content meets the preset condition, sensing an environment state of the terminal equipment. According to the environment state sensing method and the environment state sensing device, both the running performance of the terminal equipment and the real-time performance of safety state acquisition can be considered.
Owner:BEIJING QIANXIN TECH

Snow boot processing vamp cleaning device

The invention discloses a snow boot processing vamp cleaning device which comprises a device box. Supporting columns are fixedly connected to the four corners of the top of the device box, a mounting plate is fixedly connected to the tops of the supporting columns, and a driving motor is fixedly connected to the front side of the top of the mounting plate through a support. And an output shaft of the driving motor penetrates through the mounting plate and is fixedly connected with a first gear. The supporting column is used for supporting and fixing the mounting plate so that a machine at the top of the mounting plate can stably operate, the situation that the machine at the top of the mounting plate shakes during operation and influences normal operation of the device is avoided, and the driving motor, the first gear, a rotating column and a second gear are used for driving a cleaning brush plate to rotate; and the vamps can be brushed through the cleaning brush plate so that impurities and dust on the vamps can be cleaned, and the situation that the follow-up bonding quality of the vamps is affected by the impurities and dust attached to the vamps is avoided.
Owner:杭州雪履科技有限公司

Hydrogen purification device

A hydrogen-purifying device is suitable for a fuel cell (FC). The hydrogen-purifying device includes a guiding tank, a first water-absorbing material, a porous filter material and a second water-absorbing material. The guiding tank is connected to a hydrogen-generating device and a fuel cell. The hydrogen-generating device generates hydrogen, moisture mixed with the hydrogen and impurities mixed with the hydrogen. The first water-absorbing material, the porous filter material and the second water-absorbing material are disposed in the guiding tank. The hydrogen passes through the first water-absorbing material to remove a part of the moisture. Then, the hydrogen further passes through the porous filter material to remove the impurity. After that, the hydrogen further passes through the second water-absorbing material to remove another part of the moisture and arrives at the fuel cell.
Owner:YOUNG GREEN ENERGY

System for automatically and regularly collecting soil water layer by layer

InactiveCN112729950AReduce the frequency of round-trip samplingReduce the input of manpower and material resourcesWithdrawing sample devicesSoil scienceMaterial resources
The invention discloses a system for automatically and regularly collecting soil water in a layered manner. The system comprises a soil moisture layer collecting device, a soil moisture layer recycling device and a soil water regular recycling controller, wherein the soil moisture layer collecting device and the soil moisture layer recycling device are connected through a recycling guide pipe. The system is advantaged in that soil water can be automatically and regularly collected in a layered mode, investment of manpower and material resources in the soil water recycling process is reduced, and potential safety hazards are reduced; besides, the risk of isotope fractionation caused by contact between the collected soil water and the atmosphere can be reduced to a great extent, the isotope content in the soil water is kept unchanged in the long-time storage process, and the requirement for related research by applying isotope indexes in the soil water can be met.
Owner:INST OF GEOCHEM CHINESE ACADEMY OF SCI

List system test method and device based on big data construction, equipment and medium

The invention relates to the field of big data, and provides a list system test method and device based on big data construction, equipment and a medium. A first data source fed back by a middleware system connected to a to-be-tested list system and a target system can be received, a second data source is obtained from a target interface, a third data source is constructed according to a file structure model and historical test data, and automatic big data generation is directly performed on the specified task scene, so that reuse of the test data is realized, the test is more targeted, the test efficiency is improved, and the release time is further shortened; all the data sources are stored in the cache data pool, due to the fact that the capacity of the cache data pool is large, the performance of the system in the follow-up verification process is guaranteed, comparison verification is conducted in the cache data pool based on the data structure of the to-be-verified data, and then automatic testing of the message queue, the offline file and the interface file is achieved. In addition, the invention also relates to a block chain technology, and a test result can be stored in a block chain node.
Owner:PING AN BANK CO LTD

Swirl self-priming pump

The invention relates to the technical field of pump manufacturing, in particular to a swirl self-priming pump. The swirl self-priming pump comprises a motor and a pump body. The pump body comprises asuction chamber, an impeller chamber and an extrusion chamber, wherein the suction chamber, the impeller chamber and the extrusion chamber are provided with steel plates which are correspondingly machined and formed, and the steel plates are fixed through welding. According to the swirl self-priming pump, the pump body is formed by welding and fixing the steel plates corresponding to the suctionchamber, the impeller chamber and the extrusion chamber, the surface precision of the steel plates is high, so that water flow can smoothly enter each channel, the volume loss is reduced, the hydraulic efficiency is improved, the problem that shrinkage holes are likely to be formed in the cooling and solidification time after casting is solved, normal operation of the swirl self-priming pump is prevented from being affected, and working efficiency is high.
Owner:台州瑞亿机电有限公司
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