Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

34results about How to "Help gather" patented technology

Method for treating waste water containing salt through coupling of electrodes and anaerobic organisms

The invention provides a device for treating waste water containing salt through coupling of electrodes and anaerobic organisms, which comprises a cylindrical anaerobic reactor, the lower part of the anaerobic reactor is provided with a water distributor, the middle is provided with an anode and a cathode and connected with an external power supply through a wire, the upper part is provided with a three-phase separator, and the external is provided with a thermal insulating layer. The anode and the cathode are coaxially inserted into the 1 / 4 part of the effective height of the reactor, the lengths of the anode and the cathode are 50% of the effective height of the whole reactor, and externally applied voltage is optimally 1.2V. In the technology, iron-carbon electrodes are arranged in the anaerobic reactor for treating waste water containing salt with a high electricity conducting rate, the activity of anaerobic microorganisms is enhanced under the coupling action of an electric field and ferrous ion release, and the dwelling time of sludge in the reactor is prolonged, so that the metabolism speed of the microorganisms is raised, and the biomass is increased. The device is favorable to sieving efficient halophilic microorganisms, is used for treating high concentration of organic waste water containing salt, and has remarkable innovation, good effect for treating the waste water and good application prospect.
Owner:DALIAN UNIV OF TECH

Melt differential electrospinning apparatus

ActiveCN104862786AAchieve secondary stretching effectSolve the problem of uneven collectionFilament/thread formingFiberElectrospinning
The invention discloses a melt differential electrospinning apparatus. The melt differential electrospinning apparatus mostly comprises an airflow auxiliary external cone-shaped electrospinning sprayer, a roller receiver, an external cone airflow guide pipe, a machine head, a screw, a positioning nut, a vortex airflow auxiliary device, a charging barrel, a charging barrel fixing block, a heating ring, a temperature sensor, a grounding electrode, a high-voltage electrostatic generator, an air compressor and the like. The tail end of an outlet of the charging barrel is connected with an inlet end of a flow channel of the machine head. A gap is formed between an outer cylindrical surface of the external cone airflow guide pipe and a cylindrical hole of the machine head and allows uniform melt flowing. The vortex airflow auxiliary device is disposed in the center of an electrode plate with a hole. High-speed airflow is connected to the vortex airflow auxiliary device and the external cone airflow guide pipe.The melt differential electrospinning apparatus has following beneficial effects: effects of vortexes and downward high-speed airflow are formed by the vortex airflow auxiliary device; vortexes are favorable to collection and refining of fibers; by means of downward high-speed airflow, local negative pressure is formed above the vortex airflow auxiliary device; and under combined effect of vortexes and downward high-speed airflow, fibers are further refined.
Owner:BEIJING UNIV OF CHEM TECH

Molecular marking method for improving content of soybean protein and marking combination thereof

InactiveCN108165659AReduce selection workloadDownscalingMicrobiological testing/measurementDNA/RNA fragmentationPopulationProtein content
The invention relates to a molecular marking method for improving the content of soybean protein. The molecular marking method comprises the following steps of: 1) distribution of the protein contentof RIL (Recombinant Inbred Line) populations of the soybean: carrying out continuous planting for two years on the advanced-generation RIL populations of smooth-skin soybeans and Qihuang 26, and calculating the protein content thereof; 2) QTL (Quantitative Trait Loci) location of the content of the soybean protein: utilizing a high-density genetic map constructed by an SLAF-seq technology to carryout QTL location on the protein content of the RIL populations of the soybean, and obtaining 8 QTL site associated with the protein content of the soybean. The molecular marking method has the beneficial effects that the marking combination provided by the invention is utilized for carrying out low-generation marking selection on breeding materials, so that the benefit for aggregating excellent genes of the protein in the breeding materials at low generations is achieved, the workload of advanced-generation breeding selection is reduced, the breeding scale is shrunk, and the breeding time isshortened.
Owner:CROP RES INST SHANDONG ACAD OF AGRI SCI

Nifedipine sustained release tablet and preparation method thereof

The invention provides a nifedipine sustained release tablet and a preparation method thereof. The nifedipine sustained release tablet is prepared from nifedipine, sodium alginate, lactose, a PVP-K30 ethanol solution, magnesium stearate and calcium gluconate. The preparation method comprises the following steps: preparing raw materials, preparing the PVP-K30 ethanol solution, thoroughly mixing the raw materials according to the prescribed amount, then adding an appropriate amount of PVP-K30 ethanol solution, and performing mixed granulation; after drying, adding a right amount of magnesium stearate, mixing totally, and then performing tabletting and packaging. The nifedipine sustained release tablet provided by the invention has the advantages of good safety, dissolution curve and stability, low cost and the like.
Owner:DEZHOU BOCHENG PHARMA

Method of preparing cone-shaped optical fiber SERS probe by laser induced one-step lifting method

The invention discloses a method of preparing a cone-shaped optical fiber SERS probe by a laser induced one-step lifting method. The method comprises the following steps: welding the flat end of an optical fiber with an output tail fiber of a laser device and inserting the cone end of the optical fiber into a metal nanoparticle sol prepared in advance; turning on a laser light source, and slowly lifting the optical fiber cone from the sol till the cone tip is fully exposed out of the liquid level by means of a one-dimensional precise displacement platform under induced laser radiation; and drying the optical fiber cone within a short time by laser induction, wherein the solvent is evaporated quickly and the nanoparticles are adsorbed to the optical cone face to form the optical fiber SERSprobe. The method has the advantages of being low in cost, simple to operate and the like. Compared with a flat end surface optical fiber SERS probe, the cone-shaped optical fiber SERS probe preparedby the method is expected to achieve a larger Raman interaction area and better detecting sensitivity and repeatability, so that the practical process of the optical fiber SERS probe is facilitated and the method has an important application prospect in the fields of living body, online, on-site and remote detection of a Raman spectrum.
Owner:DONGGUAN UNIV OF TECH

Electrostatic separation device and process for removing solid particles in catalytic cracking slurry oil and slurry oil purification device

The invention provides an electrostatic separation device and process for removing solid particles in catalytic cracking slurry oil and a slurry oil purification device, and relates to the technical field of slurry oil purification. The method comprises the following steps: uniformly distributing catalytic cracking slurry oil in a plurality of electrostatic fields through a raw material distributor for a purification treatment so as to remove solid particles in the catalytic cracking slurry oil. Electrostatic field polarization, coalescence, adsorption, sedimentation, feeding distribution, andelectrode plate combined application technologies are adopted, the catalyst solid ultrafine particles are deeply removed, the problem that solid ultrafine particles are difficult to remove through aconventional separation method is solved, and the solid particle removal efficiency is remarkably improved. The provided electrostatic separation device is simple in structure, convenient to operate and suitable for long-period operation.
Owner:CHINA PETROLEUM & CHEM CORP +1

High-altitude moving device for garden trees

The invention discloses a high-altitude moving device for garden trees. The purpose of the device is to solve the problem that walking at the top of a tree is difficult in the prior art. The device comprises a connecting box, wherein straps are symmetrically mounted on the surface of the connecting box, guide pipes are symmetrically installed on the front side face and the rear side face of the connecting box, the lower ends of the guide pipes are fixedly connected with second spiral springs, baffle rings are arranged at the lower ends of the second spiral springs, guide rods are sleeved withthe guide pipes, the upper sides of the surfaces of the guide rods are sleeved with nuts, the lower ends of the guide rods are fixedly provided with clamping plates, the lower side walls of the clamping plates are sleeved with screws, the upper ends of the screws are fixedly provided with clipping plates, the surface of the connecting box is tied with a pull rope, the other end of the pull rope isfixedly connected with a supporting rod, and the lower side of the surface of the supporting rod is symmetrically provided with holding rings. According to the device, a connecting net extends out and is unfolded to be erected between trees, meanwhile, by pulling the connecting net, branches and leaves between the trees can be gathered easily, a channel for walking on the trees is formed, and thedevice is more labor-saving and more efficient.
Owner:刘光霞

Fruit tree cultivation cellar in arid and cold regions and cultivation method thereof

The invention discloses a fruit tree cultivation cellar in arid and cold regions and a cultivation method thereof, and belongs to the technical field of fruit tree cultivation. The width of a cellar body is 2 meters-3 meters, the depth of the cellar body is 0.6 meter-0.8 meter, an inner ditch with the width of 0.6 meter-0.8 meter and the depth of 0.4 meter-0.6 meter is formed in the bottom of thecellar body, organic fertilizer and straw are placed in the inner ditch, and the upper portion of the inner ditch is covered with soil to form a soil covering layer; and baffles are arranged on the two sides of the cellar body, two stand columns are arranged on the upper portions of the two ends of the cellar body, steel wires are installed at the top ends of the stand columns and connected with the two stand columns, and V-shaped protective layers are arranged above the cellar body with the steel wires as supports. According to the fruit tree cultivation cellar in the arid and cold regions and the cultivation method thereof, when the cultivation cellar is used for fruit tree cultivation, heat of the ground center can be gathered, meanwhile, the protection layers composed of the straw mats, felts and plastic films are arranged, and the temperature inside the protection layers can be increased by 10 DEG C-15 DEG C relative to the outside in winter, so that fruit trees can be protected to safely overwinter; and in addition, late spring coldness in the flowering season of the fruit trees in the arid and cold regions can be prevented.
Owner:新疆林业测试中心

High-quality production process of active calcium oxide

The invention relates to a high-quality production process of active calcium oxide. The high-quality production process comprises the following steps: (1) selecting blocky calcite; (2) forming vent holes; (3) forming a glue pouring hole, and pouring a high-thermal-conductivity pouring sealant; (4) impacting the blocky calcite by circulating hot air at the temperature of 380-420 DEG C, and performing calcining for 4-6 hours; (5) continuously heating to 800-1000 DEG C, and performing calcining for 10-12 hours; and (6) removing the heat-conducting adhesive tape to obtain high-quality calcium oxide. The blocky calcite with moderate size is selected, crushing and screening processes are omitted, and the blocky calcite is impacted by circulating hot air, so that the surface of the blocky calciteand the inner walls of the vent holes are uniformly heated, and the heating uniformity of the blocky calcite is improved; and by arranging the heat conduction adhesive tape, high temperature in the calcining box can be transferred into the blocky calcite, the temperature difference between the surface and the interior of the blocky calcite is reduced, and the separation amount of titanium dioxideis increased in the calcining process of the blocky calcite, so that high-quality calcium oxide is prepared.
Owner:安徽东方钙业有限公司

Flume-type magnetic shielding structure and flat coil radio energy transmission system including the same

The invention relates to a flume-type magnetic shielding structure and a flat coil radio energy transmission system including the same. The water tank type magnetic shielding structure comprises a primary side shielding plate and a secondary side shielding plate. The primary side shielding plate comprises a bottom plate part and a side plate part. The bottom plate part is a flat panel with a hollow out, and the side plate part is arranged around the edge of the bottom plate part. The bottom plate and the side plate part form a water tank structure. The side plate portion comprises a side stripplate and an adjustable telescopic plate arranged in order from the bottom plate portion upward, the side strip plate is vertically connected with the bottom plate portion, and the adjustable telescopic plate and the bottom plate portion are inclined at an angle. As compare with that prior art, the invention significantly reduces the attenuation rate of the magnetic field between the primary coiland the secondary coil by hollowing out the center of the bottom plate; The lateral strip plate can restrict the transverse stray magnetic field of the system and reduce the magnetic leakage in the horizontal direction of the system. Adjustable telescopic plate can further limit the transverse stray magnetic field of the system, increase the magnetic coupling of the system, and further reduce themagnetic leakage in the horizontal direction of the system.
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER

Preparation method of hydrogenation catalyst containing molecular sieves and amorphous silica-alumina

The invention discloses a preparation method of a hydrogenation catalyst containing molecular sieves and amorphous silica-alumina. The method comprises the following steps: adding a mixture of the molecular sieves containing hydrogenation active metal components and organic amines as well as organic alcohols and / or organic acids in the amorphous silica-alumina gel forming process; carrying out aging after amorphous silica-alumina gel forming is completed and then carrying out hydrothermal treatment, filtration, washing and drying; then carrying out forming, drying and roasting, thus obtaining the hydrogenation catalyst. By adopting the method, the molecular sieves and amorphous silica-alumina can be organically combined together, the catalyst with good combination degree and dispersion degree, agglomeration and even blockage of the molecular sieves and amorphous silica-alumina can be avoided, and meanwhile, the hydrogenation and cracking functions of the catalyst can be effectively adjusted and the usability of the catalyst can be improved. The catalyst prepared by the method is suitable for the shallow cracking and deep hydrogenation processes.
Owner:CHINA PETROLEUM & CHEM CORP +1

Polydopamine-coated slow-release MnO2 nano-microsphere drug loading system

The invention relates to the technical field of biomedicine, in particular to a polydopamine-coated slow-release MnO2 nano-microsphere drug loading system which comprises a MnO2 inorganic nano-particle carrier and is specifically prepared by taking an inorganic nano-oxide MnO2 hollow sphere as a nano-drug platform, wrapping the nano-hollow sphere by utilizing PDA (Personal Digital Assistant) and taking FA (Fatty Acid) as a targeting probe. The chemotherapeutic drug DOX is gathered at a tumor part, and the curative effect of the drug is enhanced. According to the invention, the biocompatibility is obviously improved, the specific targeting of the medicine is enhanced, tumor cells are effectively killed, and the damage to normal cells is reduced. The nano-carrier is modified, so that the pH response sensitivity is improved, the effective concentration of the medicine in blood is prolonged, the nano-carrier can be gradually decomposed in vivo and discharged out of the body, and the nano-carrier is an ideal medicine carrying device for cancer treatment.
Owner:ZHEJIANG CANCER HOSPITAL

Traditional Chinese medicine roaster

The invention relates to the technical field of traditional Chinese medicine machinery, and provides a traditional Chinese medicine roaster which is good in heating effect and enables medicine to be heated evenly in order to solve the problems that at present, medicine is heated unevenly, the quality of the medicine is affected, and the medicine property of the medicine is greatly reduced. The roaster comprises a heating cylinder, a rack and a transmission device. The heating cylinder comprises an electromagnetic coil, a shell and a roasting cylinder, wherein the roasting cylinder is arrangedin the shell, the electromagnetic coil is wound on the outer side of the shell, the shell is fixedly connected to the rack, the roasting cylinder is fixedly connected with the transmission device, a feeding port is formed in the roasting cylinder, and the transmission device comprises a transmission rod and a motor. One end of the transmission rod is connected with the motor, and the other end ofthe transmission rod is connected with the roasting cylinder. The beneficial effects has the advantages that the heating effect is good, medicine is evenly heated, feeding and discharging of the medicine are facilitated, and the production efficiency is improved.
Owner:甘肃康华制药机械设备有限公司

Efficient smoke discharge device of laboratory small smelting furnace

The invention discloses a high-efficiency smoke exhaust device for a laboratory small smelting furnace. At present, laboratory small-scale melting furnaces are used in laboratories, and the waste gas and harmful substances after melting are all in the laboratory, which are not easy to be discharged, and have adverse effects on human body and experimental equipment. The device includes: a box body, a centrifugal exhaust fan switch, a shroud, a smoke exhaust pipe, and a centrifugal exhaust fan; the centrifugal exhaust fan switch is installed inside the box body, and the box body is composed of three surfaces, For a smelting furnace, the deflector is connected to the casing and installed above the casing, the lower end of the exhaust pipe is connected to the upper end of the deflector, the centrifugal fan is installed on the upper end of the exhaust pipe, and is connected to the upper end of the exhaust pipe. The upper port of the smoke pipe is flush. The invention makes full use of the negative pressure generated by the height difference of the centrifugal exhaust fan and the smoke exhaust pipe, can efficiently discharge the waste gas and smoke generated by the small smelting furnace during the metal smelting process, reduces energy consumption, and improves work efficiency.
Owner:BAISE UNIV

Control device for improving power generation efficiency of wind driven generator

The invention aims to solve the problem of wind power generation, and discloses a control device for improving the power generation efficiency of a wind driven generator. The control device comprises a clamping pipe, a first connecting frame and a second connecting frame, the clamping pipe is provided with a first fastening screw, the right side of the clamping pipe is fixedly provided with a connecting plate, =the right side surface of the connecting plate is fixedly provided with a fan, a first connecting cover is installed on the upper side of the fan, a first clamping plate is fixedly connected to the left end of the first connecting frame, a second ventilation pipe is fixedly connected to the right end of the first connecting frame, second connecting pipes are evenly connected to the left side of the surface of the second ventilation pipe, second air guide pipes are fixedly installed at the outer ends of the second connecting pipes, the left ends of the second air guide pipes are fixedly connected with second universal pipes, and the right ends of the second air guide pipes are fixedly connected with third connecting covers. By reasonably adjusting first universal pipes and the second universal pipes, the wind power acting point of the wind driven generator can be conveniently adjusted and controlled, and therefore the power generation effect of the wind driven generator is improved.
Owner:戴树斌

Molecular markers for screening soybean materials, screening method, breeding method and application

The invention discloses molecular markers for screening soybean materials, a screening method, a breeding method and application, the molecular marker comprises an InDel marker or / and a dCAPS marker, and the method for screening the soybean high-protein materials by using the molecular markers comprises the following steps: selecting a primer pair of the InDel marker; selecting DNA of one or more soybean varieties to carry out first PCR amplification by utilizing the primer pair of the InDel marker; and performing first electrophoresis detection on the first PCR amplification product. Soybean varieties with high bands in the first electrophoresis detection band are low-protein varieties, and soybean varieties with low bands in the first electrophoresis detection band are high-protein varieties. Based on whole genome re-sequencing and QTL positioning technologies, high-protein InDel and dCAPS with definite targeting are developed, and the combination of the InDel and dCAPS markers provides a new way for screening of soybean high-protein resources and molecular marker-assisted breeding of high-protein breeding materials or varieties with excellent agronomic and quality traits in the future.
Owner:NANCHONG ACAD OF AGRI SCI

Molecular marker method relevant to plant heights of soy beans and marker combination thereof

The invention relates to a molecular marker method relevant to the plant heights of soy beans. The molecular marker method comprises the following steps of 1), distributions of the plant heights of RIL (Recombinant Inbred Line) populations of the soy beans: continuously planting advanced-generation RIL populations of Huapi bean and Qihuang bean for two years, and counting the plant heights of theadvanced-generation RIL populations; 2), QTL (Quantitative Trait Locus) location of the plant heights of the soy beans: carrying out the QTL location on the plant heights of the RIL populations of thesoy beans by a high-density genetic map constructed by utilizing an SLAF-seq (Specific Locus Amplified Fragment-sequencing) technique, to obtain nine QTL sites relevant to the plant heights of the soy beans. The low-generation marker selection is carried out on a breeding material by utilizing a marker combination provided by the invention; the aggregation on plant-height-excellent genes in the breeding material in a low generation is facilitated; the workload of advanced-generation breeding selection is reduced; the breeding scale is reduced, and the breeding age limit is shortened.
Owner:CROP RES INST SHANDONG ACAD OF AGRI SCI

Carbonization furnace and carbonization incineration system

The invention provides a carbonization furnace and a carbonization incineration system. The carbonization furnace comprises a carbonization furnace body, wherein the carbonization furnace body is a vertically placed cavity, the outer wall of the cavity conducts heat, a heat-conducting carbonization seal head is arranged at the bottom of the cavity of the carbonization furnace body, and the outer wall of the bottom of the carbonization furnace body is wrapped with a heating spacer bush used for containing a heating medium, so that heat is transmitted to the carbonization seal head. According tothe carbonization furnace, the heating spacer bush is arranged and used for containing the heating medium, so that high-temperature industrial wastewater or waste gas can be used as the heating medium, the high-temperature industrial wastewater or industrial waste gas is secondarily utilized, a heating device in a common carbonization furnace is replaced, and the high-temperature industrial wastewater or industrial waste gas is fully utilized; and in addition, the heat-conducting carbonization seal head is arranged in the carbonization furnace body, so that the heat can be fully concentratedon the carbonization seal head, heat gathering is facilitated, the carbonization seal head can make direct contact with an object to be carbonized, and the carbonization process is more thorough.
Owner:SHANGHAI LIANGHUI ENVIRONMENTAL PROTECTION MACHINERY

Infrared photoelectric flame detector

The invention discloses an infrared photoelectric flame detector. The infrared photoelectric flame detector comprises a shell; an ST178H infrared photoelectric sensor and a 16-bit high-precision microprocessor are installed in the shell, an infrared receiving head is arranged on the outer side face of the ST178H infrared photoelectric sensor and is in signal connection with the ST178H infrared photoelectric sensor, a rotary bolt is arranged at the bottom of the shell, a wiring tube is arranged at the bottom of the rotary bolt, a supporting frame is arranged on the side face of the shell and isfixedly connected with the shell through bolts, and a mounting plate is arranged on one side of the supporting frame and is welded to the supporting frame. Compared with an existing infrared multi-frequency flame detector, the infrared photoelectric flame detector has the advantages that the detection precision is high, the influence of ambient light interference is small, use is safe and reliable, and different needs of more occasions can be met.
Owner:WUHU CHUNYUAN PHOTOELECTRIC EQUIP TECH CO LTD

Solar power generation cabinet

The invention relates to a solar power generation cabinet. The solar power generation cabinet has the advantages of being simple in structure, flexible to configure, energy-saving and environment-friendly. The solar power generation cabinet structurally comprises a cabinet body, a solar cell panel, a storage battery, a combiner box and an inverter; the storage battery, the combiner box and the inverter are arranged in the cabinet body; the cabinet body is provided with a direct-current output port and an alternating-current output port; the solar cell panel is connected with the combiner box; the output end of the combiner box is respectively connected with the inverter, the storage battery and the direct-current output port through a first conversion switch; the output end of the storage battery is respectively connected with the inverter and the direct-current output port through a second conversion switch; and the output end of the inverter is connected with the alternating-current output port. The solar power generation cabinet disclosed by the invention provides powerful structural support for independent power supply of electric equipment in a machine room; due to arrangement of the solar power generation cabinet, the storage battery, the combiner box and the inverter are easily combined together to form a whole; and thus, powerful structural support is provided for centralized management and operation monitoring while the occupation area is reduced.
Owner:济南超特恒信电子工程有限公司

A polydopamine-coated sustained-release MNO 2 Nanoparticle drug delivery system

The invention relates to the technical field of biomedicine, in particular to a slow-release MnO coated with polydopamine 2 Nano-microsphere drug-loading system, the drug-loading system includes MnO 2 Inorganic nanoparticle carrier, specifically inorganic nano oxide MnO 2 The hollow sphere is a nano-drug platform. PDA is used to wrap the nano-hollow sphere, and FA is used as a targeting probe, so that the chemotherapeutic drug DOX can be aggregated at the tumor site to enhance the efficacy of the drug. The invention significantly improves biocompatibility, enhances the specific targeting of drugs, effectively kills tumor cells, and reduces damage to normal cells. The nanocarrier is modified to improve the pH response sensitivity and prolong the effective concentration of the drug in the blood, and the nanocarrier can be gradually decomposed in the body and excreted from the body, which is an ideal drug-carrying device for cancer treatment.
Owner:ZHEJIANG CANCER HOSPITAL

Crankshaft type wine brewing grape vibration threshing device

The invention discloses a crankshaft type wine brewing grape vibration threshing device which comprises a rack, a synchronous belt drive system, an electromotor, an elastic clamping vibration mechanism assembly, a connecting rod and a crankshaft. According to the technical scheme of the invention, a wine brewing group plant is clamped by two groups of crank rocker elastic vibration rods for vibration threshing, and furthermore, high harvested grape threshing efficiency, low damage rates and low grape plant damage are achieved.
Owner:XINJIANG AGRI UNIV

Novel farmland weeding device

The invention discloses a novel farmland weeding device comprising two parallel-arrangement driving wheels; a rotating shaft is connected between the two driving wheels and is provided with a V-shapedframe; one end of the V-shaped frame is connected with the rotating shaft, the other end of the V-shaped frame is inclined upwards and the end is connected with an armrest; two sides of the frame areeach provided with a vertical connecting rod, the lower end of each connecting rod is connected with a crescent-shaped blade, and one concave side of each blade is forward; connection parts of the connecting rods and the frame are each provided with a tool spacing adjusting device. The device can straddle ridges of crops, weeds on both sides of the ridges can be cleared simultaneously during working, and the weeding efficiency is greatly improved; the device is designed in accordance with ergonomics, greatly reduces the weeding work intensity and improves the weeding efficiency; the crescent-shaped blades help to gather weeds and ensure that the weeds are thoroughly cut off and cleared away.
Owner:景泰绿地农机装备有限公司

A contact arc extinguishing system, a low-voltage circuit breaker and an arc extinguishing system

The invention provides a contact arc extinguishing system, a low-voltage circuit breaker and an arc extinguishing system. The contact arc extinguishing system comprises a contact system, an arc extinguishing system and a low-voltage circuit breaker, wherein the contact system comprises a movable contact and a fixed contact, and the movable contact is provided with a main contact and an arc contactwhich can be in contact with or be separated from the fixed contact; the arc extinguishing system is provided with an arc extinguishing chamber positioned above the contact system, the arc extinguishing chamber is internally provided with an insulating passage and a multistage narrow slit which is positioned above the insulating passage and communicates with the insulating passage, the width of the multistage narrow slit is decreased stage by stage from bottom to top, the arc contact is positioned inside the insulating passage, and the main contact is positioned outside the arc extinguishingsystem; and the low-voltage circuit breaker comprises the contact arc extinguishing system. The breaking capacity of the circuit breaker under the high voltage of more than AC 1000 V can be effectively improved.
Owner:SOOAR TIANJIN ELECTRICAL EQUIP CO LTD

Molecular markers, screening methods, breeding methods and applications for screening soybean materials

The invention discloses a molecular marker for screening soybean materials, a screening method, a breeding method and applications. The molecular markers include InDel markers or / and dCAPS markers. The step of using the aforementioned molecular markers to screen soybean high-protein materials includes: selecting the InDel Mark as a primer pair; use the InDel-marked primer pair to select one or more soybean variety DNAs for first PCR amplification; perform the first electrophoresis detection on the first PCR amplification product, and the first electrophoresis detection band The soybean varieties presented as high bands are low-protein varieties, and the soybean varieties presented as low bands in the first electrophoresis detection band are high-protein varieties. Based on the whole genome resequencing and QTL positioning technology, the present invention develops high-protein InDel and dCAPS with clear targets, and uses the combination of InDel and dCAPS to mark soybean high-protein resources in the future and molecular marker-assisted breeding for high-protein, agronomic and Breeding materials or varieties with excellent quality traits provide new ways.
Owner:NANCHONG ACAD OF AGRI SCI

Virtual space and real space fusion method and system, electronic equipment and readable storage medium

The invention relates to a virtual space and real space fusion method and system, electronic equipment and a readable storage medium, and the method comprises the following steps: reading service area information which comprises the position distribution information and area range information of a service area; acquiring real-time positioning information, and judging the current service area based on the real-time positioning information and the service area information; obtaining parallel space directory information of a virtual space corresponding to the current service area, and outputting corresponding selection prompt information based on the parallel space directory information of the virtual space; obtaining user selection information, and reading corresponding subspace content information based on the user selection information; acquiring real-time field image information, and superposing the virtual space image on the real-time field image based on the subspace content information; and outputting the superimposed image information and generating a real-time display picture. The method has the effect of combining contents of different virtual spaces with a real space.
Owner:王俊寒

Rotary wafer de-waxing equipment

The invention discloses a rotary wafer de-waxing equipment. The rotary wafer de-waxing equipment sequentially comprises a wax storage chamber, a heating bin and a rotary end cover from up to down, wherein an inner wall of the heating bin is provided with an electric heater, the middle portion of the mobile end cover is provided with a sliding block for clamping a wafer, the inner wall of the heating bin is further provided with a temperature sensor, an outer wall of the mobile end cover is provided with teeth, an outer side of the heating bin is provided with a driving device used for driving the mobile end cover to rotate relative to the heating bin, the middle portion of the mobile end cover is provided with a hole sinking, the upper end of the sliding block is clamped in the hole sinking, the lower end of the sliding block is arranged at an inner side of the heating bin, and the middle portion of the heating bin is provided with a cylinder structure. According to the rotary wafer de-waxing equipment, the end cover structure capable of relatively rotating is employed, the sliding block in a circumferential arrangement mode is employed, the middle portion and the side wall are equipped with heating equipment, and heating de-waxing for the middle portion and the side wall is realized.
Owner:TIANJIN XINTUO ELECTRONICS SCI & TECH

Creative fluorescent lamp

The invention relates to a creative fluorescent lamp. The creative fluorescent lamp comprises a lampshade, a first fluorescent plate is arranged at the upper end of the lampshade, a second florescent plate is arranged at the middle end in the lampshade, an installing base is arranged at the upper end of the first fluorescent plate, an installing base is arranged at the lower end of the second fluorescent plate, the installing bases are installed on the lampshade, a light gathering plate is arranged at the lower end in the lampshade, the light gathering plate is located at the lower end of the second fluorescent plate, a hanging rod is arranged on the top of the lampshade, a nameplate board is arranged on the top of the lampshade, a lamp base is arranged at the bottom of the lampshade, a bulb is arranged on the lamp base, and an argon pipe is arranged at the lower end of the lampshade and located on the left side of the light gathering plate. The reflection and diffuse reflection functions of light can be achieved through the first fluorescent plate and the second fluorescent plate which are provided with the installing bases, the light can be gathered through the light gathering plate, the brightness of the light can be improved, and the creative fluorescent lamp is simple in structure, convenient to operate, economical and practical.
Owner:CHENGDU PUJIANG KEXIAN TECH

A kind of monitoring device and monitoring method of reservoir landslide underwater surface overflow seepage

The invention provides a reservoir landslide underwater surface overflow seepage monitoring device and monitoring method. The monitoring device includes an underwater seepage monitor arranged on an underwater slide body; the underwater seepage monitor includes a load-bearing shell, a diversion pipe, and a mud discharge Cover plate and mud discharge mechanism, the mud discharge mechanism drives the mud discharge cover to switch between the blocked position and the open position, considering the complex environmental factors of underwater seepage monitoring, providing a The multi-functional flow monitor for the seepage outlet of the landslide is provided with a mud discharge hole on the load-bearing shell, and the mud discharge cover is driven by the mud discharge mechanism to the open position, and the silt in the load-bearing shell can be discharged from the mud discharge hole to solve the problem of water The problem of silt accumulation caused by overflow and seepage of landslides. The seepage overflowed by the slide body flows through the confluence chamber and the diversion pipe, and flows into the sedimentation chamber. The flow velocity changes, which is conducive to the accumulation of sediment, and at the same time solves the monitoring stability caused by the impact of environmental water It provides a stable underwater seepage monitoring environment.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products