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30results about How to "Control elongation" patented technology
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Plant growth regulator and application thereof
ActiveCN102273460AEffectively regulate growthControl elongationBiocidePlant growth regulatorsGrowth plantSide effect
The invention discloses a plant growth regulator and application thereof. The plant growth regulator has active components of prohexadione calcium and uniconazole. Experiment show that prohexadione calcium and uniconazole have obvious synergism, so as to realize an ideal anti-lodging effect, eliminate side-effects caused by individual existence, and substantially reduce a usage amount of the active components, environmental pollution, and agricultural cost.
Owner:CHINA AGRI UNIV
Weeding machine with function of conveniently adjusting weeding height used for garden
The invention discloses a weeding machine with a function of conveniently adjusting weeding height used for a garden. The machine comprises a box body, travelling wheels, a support frame, an elevatingplate, springs, blades, bases and guide pulleys. The interior of the box body is equipped with the elevating plate in an upwardly-downwardly sliding manner. The multiple springs are connected betweenthe bottom of the elevating plate and a bottom plate of an inner cavity of the box body. The top of the elevating plate is symmetrically equipped with the bases. Tops of the two bases are both provided with slanting surfaces. The bottom of a top plate of an inner cavity of the box body is fixedly equipped with a fixing plate. Electric telescopic rods are fixed and horizontally erected on outer walls on two sides of the fixing plate. Outer ends of the two electric telescopic rods are both connected with and provided with support columns in an erecting manner. Bottom ends of the two support columns are both equipped with the guide pulleys. Bottom ends of the guide pulleys contact surfaces of the slanting surfaces. The weeding machine is simple in structure and convenient to use. Heights ofblades are adjusted conveniently such that the remaining amount after mowing can be controlled. The weeding machine is flexible to use and highly applicable.
Owner:ZHENGZHOU GUOZHI NETWORK TECH CO LTD
Uniconazole-cyclodextrin clathrate, preparation method and use thereof
ActiveCN101390513AImprove securityImprove biological activityBiocidePlant growth regulatorsGrowth plantSolubility
The invention provides a plant growth regulator, wherein, uniconazole is dissolved in an appropriate amount of organic solvent to have inclusion reaction with cyclodextrin or the derivatives thereof, and then dried to obtain the regulator. The solubility, sustained-release performance and bioavailability of the uniconazole-cyclodextrin inclusion compound are greatly improved, so that the plant growth regulator can effectively regulate wheat, soybean, corn, rice and other crops, control node elongation and prevent over-luxuriant growth and lodging.
Owner:CHINA AGRI UNIV
Device for waterproof coiled material
Owner:HUNAN WUXIN TUNNEL INTELLIGENT EQUIP CO LTD
Clothes hanger with telescopic function
InactiveCN104862933AEasy to limitControl elongationOther drying apparatusTextiles and paperClothes hangerComputer engineering
The invention discloses a clothes hanger with the telescopic function. The clothes hanger comprises two frame seats, two intersecting telescopic arms and multiple airing rods. The two frame seats are longitudinally provided with two chutes respectively, and multiple limiting holes are formed in the side walls of the chutes from top to bottom at equal intervals. Each chute is provided with one limiting pin capable of being detachably inserted into the corresponding limiting holes. The lower ends of the rear sides of the two intersecting telescopic arms are hinged to the bottoms of the two frame seats respectively, the upper ends of the rear sides of the two intersecting telescopic arms are movably embedded into the two chutes respectively through two sliding blocks, and the two sliding blocks are limited through the two limiting pins respectively. The airing rods are erected between the two intersecting telescopic arms. The extension amount of the intersecting telescopic arms is controlled through limiting of the limiting pins to the sliding blocks, positioning is easy, and the space of the clothes hanger is conveniently adjusted.
Owner:GUANGXI UNIV
Device facilitating underground pipe network corrosion detection
ActiveCN110985811AFacilitates corrosion detectionEasy to fill protectionPreparing sample for investigationMaterial analysis by optical meansClassical mechanicsScrew thread
The invention relates to the technical field of underground pipes, and discloses a device facilitating underground pipe network corrosion detection. The device comprises a transverse supporting rod and a vertical supporting rod, the right side of the transverse supporting rod is rotationally connected with the vertical supporting rod, an electric telescopic rod is fixedly connected to the left side of the transverse supporting rod, an adjusting supporting rod is fixedly connected to the output end of the left side of the electric telescopic rod, an adjusting thread rod is fixedly connected tothe left side of the adjusting supporting rod, the left side of the adjusting thread rod is sleeved with a first extension rod in a threaded connection mode, auxiliary supporting mechanisms are fixedly connected to the upper and lower sides of the portion close to the left side of the first extension rod, a second extension rod is fixedly connected to the left side of the first extension rod, andcleaning mechanisms are fixedly connected to the upper and lower ends of the portion close to the left side of the second extension rod. The device facilitating underground pipe network corrosion detection achieves the purposes that corrosion detection operation of workers is facilitated, and detection efficiency is improved.
Owner:南京扬子检修安装有限责任公司
Plant growth regulator and application thereof
The invention discloses a plant growth regulator and application thereof. The plant growth regulator has active components of prohexadione calcium and uniconazole. Experiment show that prohexadione calcium and uniconazole have obvious synergism, so as to realize an ideal anti-lodging effect, eliminate side-effects caused by individual existence, and substantially reduce a usage amount of the active components, environmental pollution, and agricultural cost.
Owner:CHINA AGRI UNIV
Integral coil sleeving device and process for transformer machining
InactiveCN112635183AControl elongationControl shorteningInductances/transformers/magnets manufactureCircular discElectric machine
The invention belongs to the technical field of transformer processing, and particularly relates to an integral coil sleeving device for transformer machining. For solving the problems that transformer coils of different specifications cannot be sleeved, and the length of a lifting hook in a lifting appliance cannot be adjusted, the integral coil sleeving device comprises a shell, and the integral coil sleeving device is simple and convenient. A worm and a rotating shaft can be driven to rotate by starting a rotating motor, the diameter of the device is controlled while the worm and the rotating shaft rotate, transformer coils of different heights can be clamped conveniently, a driving motor is started to drive a first disc and a second disc to rotate, and through rotation of the first disc and the second disc, the diameter of the device is conveniently regulated and controlled, then transformer coils with fixed diameters can be sleeved, the operation is convenient, the diameters and heights of the transformer coils with different specifications are adjusted, a special lifting appliance does not need to be customized, and the production cost is reduced.
Owner:ZHEJIANG POWER TRANSFORMER
Substation system high-tension line maintenance gear transmission lifting type operating device
ActiveCN106207861AGuarantee the safety of lifeAvoid Electric Shock EventsApparatus for overhead lines/cablesMechanical liftSelf locking
A substation system high-tension line maintenance gear transmission lifting type operating device comprises a walking support, a gear transmission mechanism and a lifting mechanism. The lifting mechanism is located in front of the support. The gear transmission mechanism is located at the lower middle position of the support. The gear transmission mechanism drives the lifting mechanism. The lifting mechanism conducts high-tension line grounding work during the lifting movement along a preset rail. The gear transmission mechanism can achieve a self-locking function so that a grounding wire rope can stay at a certain height and the high-tension line grounding work can be convenient. A mechanical lifting telescopic rod mode replaces a current mode that grounding is operated manually by workers during substation system high-temsion line maintenance work, electric shock accidents can be effectively avoided, and guarantees are provided for life safety of maintainers.
Owner:GUANGXI UNIV
Endoluminal stent
The invention relates to a lumen stent comprising a first mesh grid pipe. The first mesh grid pipe comprises a plurality of wavelike rings, each wavelike ring comprises a plurality of wave crests suspending freely and a plurality of wave troughs suspending freely, the first mesh grid pipe also comprises at least one quadrangular connecting area, each vertex of the connecting area comprises at least one constrained wave crest or at least wave crest wave trough, and any two adjacent vertexes are connected through a fixed rod. Compared with a conventional lumen stent, the above lumen stent is advantaged in that any two adjacent wavelike rings are connected through one connecting area, the vertexes are less, the lumen stent is good in flexibility and high in degree of freedom in wave crest and wave trough areas which suspend freely, the lumen stent can be used in blood vessels in various shapes, and does not damage the blood vessels, and furthermore the lumen stent is safer and higher in reliability during the usage process.
Owner:LIFETECH SCIENTIFIC (SHENZHEN) CO LTD
High-intensity polypropylene geotechnical cloth
InactiveCN103850217AGood bonding surfaceMeet actual use needsMarine site engineeringHigh intensityPolypropylene
The invention relates to high-intensity polypropylene geotechnical cloth which comprises a singeing layer, wherein a non-woven cloth layer is arranged on the lower surface of the singeing layer; a water-repellency layer is arranged on the lower surface of the non-woven cloth layer; a finishing layer is arranged on the lower surface of the water-repellency layer; the singeing layer, the non-woven cloth layer, the water-repellency layer and the finishing layer are tightly combined. The high-intensity polypropylene geotechnical cloth is high in quality, long in service life, higher in intensity, higher in ductility, acid-proof, alkaline-proof and anti-corrosion.
Owner:YIXING JIEGAO NON WOVEN FABRIC
Mixing device for potassium chlorate production
InactiveCN110756086AIncrease productivityImprove feeding effectRotary stirring mixersTransportation and packagingPhysical chemistryPotassium chlorate
The invention discloses a mixing device for potassium chlorate production, and relates to the technical field of chemical production. In order to solve the problems that the feeding speed is low and the production efficiency of potassium chlorate is influenced. The mixing device specifically comprises a base, wherein a supporting column is fixed on one side of the outer wall of the top of the basethrough screws; a groove is formed in the outer wall of one side of the supporting column; a servo motor is fixed on the outer wall of the top of the supporting column through screws; the output shaft of the servo motor is connected with a lead screw through a coupler; the outer wall of the lead screw is in cup joint with a lantern ring; a moving plate is fixed on the outer wall of one side of the lantern ring through screws; a sliding chute is formed in the outer wall of the top of the moving plate; the inner wall of the sliding chute is slidably connected with a sliding column; a feeding groove is fixed at the top end of the sliding column through screws; a feeding hole is formed in the outer wall of the bottom of the feeding groove; and a feeding pipe is inserted into the inner wall ofthe feeding hole. According to the mixing device, manual feeding is not needed, so that the feeding speed is high, and the production efficiency of potassium chlorate is improved.
Owner:LEIYANG JINYUE SCI & TECH DEV
Production method of rough surface acid continuous rolling hot rolling pickling plate
PendingCN114472521AGood removal effectIncrease pickling speedRoll mill control devicesRollsRough surfaceContinuous rolling
The invention provides a production method of a rough-surface acid continuous rolling hot-rolled pickled plate, which realizes the purpose of producing the rough-surface hot-rolled pickled plate on an acid continuous rolling unit by performing uncoiling, head-to-tail connection, withdrawal, straightening and scale breaking, pickling, rinsing, drying, trimming, rolling and coiling on a hot-rolled raw material meeting technical requirements. When the rough-surface hot-rolled pickled plate is produced, the equipment function of the acid continuous rolling unit is fully utilized, the investment is saved, the risk is reduced, the research and development requirements of the rough-surface hot-rolled pickled plate are met, the product category produced by the acid continuous rolling unit is expanded, and the method is pioneering in China.
Owner:安钢集团冷轧有限责任公司 +1
Automatic production clamping device and method suitable for industrial robot
ActiveCN112140025BEasy to processIncrease the feeding speedWork holdersManipulatorControl engineeringProcess engineering
Owner:LONGHE INTELLIGENT EQUIP MFG CO LTD
A Boundary Body Sectional Preloading Construction Method for Friction-type Cast-in-situ Pile in Karst Area
The present invention relates to the technical field of friction cast-in-place piles in karst areas, and in particular to a boundary body segmental preloading construction method for friction-type cast-in-place piles in karst areas. A boundary body for covering karst caves is arranged in pile foundation holes in karst areas. A segmented preloading device is set in the boundary body, and the boundary body is pressurized in sections from bottom to top through the segmented preloading device. Specifically, the boundary body is first separated into mutually independent Connected upper and lower areas, then pressurize the lower area and then grout into the lower area, switch the lower area and upper area into a connected state, and repeat the above steps in sequence until the pouring of the entire pile is completed. The advantages of the present invention are: simple operation, first divide the boundary body into upper and lower regions that are not connected to each other, then pressurize the lower region and then grout the lower region, so that the boundary body can be effectively controlled Extensibility in different caves.
Owner:CHINA RAILWAY SHANGHAI DESIGN INST GRP
Gel mask capable of whitening skin and preserving moisture and nourished by lycium chinensis and preparation method thereof
InactiveCN109394586AControl elongationLarge specific surface areaCosmetic preparationsToilet preparationsCross-linkPotassium
The invention relates to a gel mask capable of whitening skin and preserving moisture and nourished by lycium chinensis and a preparation method thereof. The gel mask comprises gel substrates, mask liquid I and mask liquid II. The preparation method for the gel mask comprises the following steps that an initiator is weighed and put in a reactor, high purity water is added for dissolving the initiator, and N-isopropyl acrylamide monomers are added and stirred to be dissolved completely; potassium chloride is added, the mixture is stirred uniformly, konjac glucomannan and locust bean gum are added, and the mixture is stirred uniformly to obtain suspension liquid; a cross-linking agent is added to obtain mixed liquid, the mixed liquid immerses in the mask liquid I for prepolymerization, thenafter the continuous freezing polymerization reaction, the mixture is soaked to remove impurity ions and placed in a freezing drying box for drying, and immerses in the mask liquid II, the mixture isinjected in a mold of a mask shape, and the gel mask capable of whitening skin and preserving moisture and nourished by lycium chinensis is obtained. The gel mask contains effective skin whitening components, effective moisture preserving components and other effective components, chitosan and silver nanoparticles are added to effectively resist bacteria, and therefore the effect of using the maskis improved.
Owner:杞源堂(天津)生物工程有限公司
A medical waste transport vehicle loading and unloading mechanism
ActiveCN110171653BGuaranteed uptimeReduce risk of damageRefuse vehiclesMedical wasteStructural engineering
The invention belongs to the technical field of garbage disposal, and in particular relates to a loading and unloading mechanism of a medical waste transport vehicle. Aiming at the problems in the prior art that the trash can is easily tilted and spilled out during the loading and unloading process of medical waste, causing environmental pollution and damage to the staff, the invention discloses a loading and unloading mechanism for a medical waste transport vehicle, which includes a fixing device, The lifting mechanism and the loading and unloading platform, the number of the lifting mechanisms is two and symmetrically arranged on both sides of the loading and unloading platform, the middle rod above the lifting mechanism is connected with the fixing device, one end below the lifting mechanism is hingedly connected with the loading and unloading platform, Loading platform slide connection. The invention is suitable for loading and unloading during the transportation of medical waste.
Owner:SOUTHWEST JIAOTONG UNIV
A device for corrosion detection of underground pipe network
ActiveCN110985811BFacilitates corrosion detectionEasy to fill protectionPreparing sample for investigationMaterial analysis by optical meansClassical mechanicsStructural engineering
Owner:南京扬子检修安装有限责任公司
A gear-driven lifting operation device for maintenance of high-voltage lines in substation systems
ActiveCN106207861BGuarantee the safety of lifeAvoid Electric Shock EventsApparatus for overhead lines/cablesMechanical liftSelf locking
Owner:GUANGXI UNIV
Pluggable brush holder brush box and installation method thereof
PendingCN114843857AImprove efficiencyAvoid noiseRotary current collectorContact member assembly/disassemblyElectric machineryEngineering
The invention discloses a plug-in brush holder brush box and a mounting method thereof, and relates to the field of motor brush holder brush boxes, the plug-in brush holder brush box comprises a brush box, a brush holder and a brush carrier, the inner wall of the brush box is fixedly connected with a plurality of groups of connecting feet, connecting grooves are formed in the connecting feet, two opposite groups of connecting grooves are uniformly provided with heating deformation bins on the opposite surfaces of the inner walls, and the heating deformation bins are connected with the brush box. The top end of the inner wall of the brush holder cavity is fixedly connected with a hollow fixing column, the lower end of the fixing column is slidably connected with a top column, the bottom end of the top column is connected with the top end of a carbon brush seat movably arranged in the brush holder cavity, the top end of the top column is provided with an adjusting spring in the fixing column, and the top end of the adjusting spring is in contact with a bottom foot of a screw. The screw rod is in threaded connection with the top end of the brush holder and the upper part extends out of the brush holder. According to the invention, the efficiency of replacing the carbon brush is greatly improved, the brush box and the brush holder can be in stable contact when the motor works, and the purpose of conveniently increasing or reducing the pressure between the carbon brush and the collector ring is achieved.
Owner:HUANENG POWER INTERNATIONAL
Stainless steel honeycomb inclined-tube wave plate forming method for water treatment and forming device
The invention relates to a stainless steel honeycomb inclined-tube wave plate forming method for a water treatment sedimentation tank and a forming device. The invention is characterized in that the method comprises wheel rolling width center waves of the forming plate, symmetrically wheel rolling and forming each ripple following the round to two sides; the two sides of unforming is in a free state in forming; and at least more than one waveform are maintained after waveform forming each time. The invention realizes one-time, precise and low-cost forming of the stainless steel honeycomb inclined-tube wave plate for sedimentation, thereby providing a potential that the inclined-tube can be made by using stainless steel thin plates and solving all defects of plastic inclined plates and stainless steel pipe composite inclined pipes. The forming method and device have the advantages of flat sheets after forming, uniform sizes of wave plate forming, good regularity, rapid forming speed and high production efficiency. The honeycomb wave plates without secondary shaping are directly obtained, and the forming method and device are favorable for superposition combination honeycomb inclined pipes.
Owner:JIANGSU RUISHENG WATER TREATMENT
Spinning method of R10 cotton silver-plated fiber blended yarn
The invention discloses a spinning method of a R10 cotton silver-plated fiber blended yarn, which specifically comprises the steps: S1, carrying out carding, to be specific, cleaning and carding cotton fibers used, setting great interval distances for main carding devices of a carding machine, setting a low doffer speed, and setting a great fixed quantity of slivers; S2, carrying out drawing, to be specific, carrying triple mixing in the drawing step, wherein eight slivers are fed for each drawing, normal drafting is performed for front two drafting steps, and the triple drawing step and a double drawing step are configured identically; S3, carrying out roving, to be specific, in a high mixing ratio series, reducing the tension of a guide bar properly, reducing spindle speed properly, reducing spinning tension, and setting a great roving twist; S4, carrying out spinning, to be specific, selecting a traveler with light weight, properly reducing a speed of a spinning frame, setting a great spinning twist, adjusting hardness of rubber rollers, and adopting hard rubber rollers for yarns with a high mixing ratio; S5, solving the problem of silver marks on rubber rings of the rubber rollers in the roving and spinning steps; and S6, testing yarn quality.
Owner:河南华星科创股份有限公司
Novel multifunctional road-maintenance construction vehicle
InactiveCN110607814AThe suction process is smoothHigh degree of automationMechanical machines/dredgersAerospace engineeringWorkload
The invention relates to a novel multifunctional road-maintenance construction vehicle. By adoption of the novel multifunctional road-maintenance construction vehicle, the problems that an existing drainage ditch trash-removal vehicle cannot carry out trash removal continuously and smoothly when a drainage ditch is blocked by a branched road is effectively solved. According to the technical schemeadopted to solve the problem, when the novel multifunctional road-maintenance construction vehicle carries out trash removal long a trunk road, a trash suction pipe network can be switched to realizeuninterrupted trash suction in the case of a branched road, namely, a trash suction device enables the head end of the trash suction pipe network communicating with the trash suction device to open so as to make the head end of the trash suction pipe network pass over the branched road; when the trash suction pipe network passes over the branched road, the head end is controlled by a detection device to close, at this moment, the detection device controls the tail end of the trash suction pipe network to open to make the tail of the trash suction pipe network pass over the branched road, andthe trash suction pipe network sequentially passes over the branched road section by section without stopping the trash suction vehicle, so that the whole trash suction process is smooth, the automation degree is high, the workload of maintainers is greatly reduced, and the trash removal efficiency is improved.
Owner:张占成
Method for taking roots and forming rhizomes of tissue culture seedlings of rhizoma smilacis glabrae
ActiveCN112450073ASlow growth rateHigh transplant survival rateHorticulture methodsPlant tissue cultureBiotechnologyRhizome
The invention discloses a method for taking roots and forming rhizomes of tissue culture seedlings of rhizoma smilacis glabrae. The method comprises the following steps: firstly, on an ultra-clean workbench, proliferated cluster buds of rhizoma smilacis glabrae are cut into 3-5 buds as a small cluster, and a bud strengthening culture medium is inoculated with the small clusters for culture to obtain strong cluster buds; and the obtained strong cluster buds are cut into single buds, and a rooting and rhizome forming induction culture medium is inoculated with the single buds for culture, wherein in 55-65 days, each seedling has 2-10 roots and 1-7 rhizomes, and in different treatment, each seedling has 2.79-7.33 roots and 1.53-5.46 rhizomes on average. According to the method, the smilacis glabrae buds can form rhizomes while taking roots, two organs including the roots and the rhizomes are induced by one formula, and the rhizomes are medicinal organs of the rhizoma smilacis glabrae, sothat the transplanting survival rate of the rhizoma smilacis glabrae is increased, and the purpose of increasing the yield of the rhizoma smilacis glabrae can be achieved by increasing the rhizomes. The method has the advantages of simple operation, good repeatability, cost reduction, safety, high efficiency and the like.
Owner:GUANGXI ZHUANG AUTONOMOUS REGION ACAD OF AGRI SCI
Anti-aging gel mask with fructus lycii nourishing effect and preparation method thereof
InactiveCN109453072AControl elongationLarge specific surface areaCosmetic preparationsToilet preparationsWrinkle skinFreeze-drying
The invention relates to an anti-aging gel mask with fructus lycii nourishing effect and a preparation method thereof. The anti-aging gel mask comprises a gel matrix, a mask liquid I and a mask liquidII. The preparation method of the gel mask comprises the following steps of weighing an initiator, putting into a reactor, adding high-purity water, and dissolving; adding N-isopropyl acrylamide monomer, stirring and dissolving; adding potassium chloride, and uniformly stirring; adding konjac glucomannan and locust bean gum, and uniformly stirring, so as to obtain a suspension liquid; adding a crosslinking agent, so as to obtain a mixed liquid; soaking into the mask liquid I, and pre-polymerizing; continuing to freeze and polymerize; soaking, and removing impurity ions; putting into a freeze-drying box, and drying; soaking into the mask liquid II, and injecting into a mask-shaped die, so as to obtain the anti-aging gel mask with the fructus lycii nourishing effect. The anti-aging gel maskhas the advantages that a covering film is formed on the skin, the stacked grease and dirt in pores can be cleared, and the effects of supplementing skin nutrients, regulating skin, flattening fine wrinkles and delaying aging are realized.
Owner:杞源堂(天津)生物工程有限公司
A kind of method of soil tuckahoe tissue culture seedling rooting rhizome
ActiveCN112450073BSlow growth rateHigh transplant survival rateHorticulture methodsPlant tissue cultureRoot numberShoot
The invention discloses a method for rooting and forming rhizomes for tissue culture seedlings of Poria cocos Cultivate in strong bud medium to obtain thick clump buds; then cut the obtained thick clump buds into single buds, insert them into rooting rhizome induction medium and cultivate, at 55 to 65 days, the number of roots per seedling is 2 ~10, the number of rhizomes was 1-7, the average number of roots per seedling in different treatments was 2.79-7.33, and the average number of rhizomes per plant was 1.53-5.46. The method of the invention can directly form rhizomes when the tuckahoe shoots take root, and one formula induces two organs, the root and the rhizome, and the rhizome is the medicinal organ of the tuckahoe, which not only improves the transplanting survival of the tuckahoe It can also increase the yield of Poria cocos by increasing the number of rhizomes. The method has the advantages of simple operation, good repeatability, low cost, safety and high efficiency.
Owner:GUANGXI ZHUANG AUTONOMOUS REGION ACAD OF AGRI SCI
Strip mine ordered impact excavating device and working method thereof
PendingCN112814682AImprove mining efficiencyAvoid pollutionDrill bitsMining devicesMining engineeringCoupling
The invention belongs to the technical field of ore mining, particularly relates to a strip mine ordered impact excavation device and a working method thereof. The device and the method aim to solve the problems that in the impact excavation process of ores, the size of a drill bit cannot be changed so that impact excavation cannot be performed on the ores with different sizes, and the ore mining efficiency is greatly reduced. According to the scheme, the device comprises a base and a motor and is characterized in that an output shaft of the motor is connected to a fixing box through a coupler, a driving motor is arranged on the outer wall of the top of the fixing box, an output shaft of the driving motor is connected to a lead screw through a bevel gear, and the outer wall of the lead screw is sleeved with sliding rings distributed at equal intervals; connecting rods which are annularly distributed at equal intervals are hinged to the outer walls of the sliding rings; and pushing blocks are hinged to the ends, away from the sliding rings, of the connecting rods. According to the device and the method, the drill bits with different diameters can be adjusted for use according to the size of ores, the application range of the device is widened, and the mining efficiency of the ores is improved.
Owner:付宇
Uniconazole-cyclodextrin clathrate, preparation method and use thereof
ActiveCN101390513BReduce usageImprove solubilityBiocidePlant growth regulatorsGrowth plantSolubility
Owner:CHINA AGRI UNIV
Servo quantifying machine
PendingCN111570213APrecise delivery speedControl glue delivery speedLiquid surface applicatorsCoatingsPhysicsElectric machinery
The invention discloses a servo quantifying machine. A rubber chamber is arranged on the rack, and a chamber body of the rubber chamber is respectively connected with a rubber inlet valve and a rubberoutlet valve. A valve body is arranged in the chamber body, one end of the valve body is connected with a piston rod, and the upper end of the piston rod is connected with a linear motor. The valve body is also connected with one end of multiple guide rods, and the other end of each guide rod penetrates into a guide hole of a guide seat. The guide seat is fixed on the rack, and the linear motor is connected with a servo driver. The rubber inlet valve is connected with a rubber pump, and the rubber pump is a rubber storage tank. The servo quantifying machine has the advantages that the volumeof the chamber body of the rubber chamber can be controlled through the servo driver, and further the amount of incoming rubber is controlled; the outgoing rubber speed can be controlled by controlling the extension speed of the linear motor; and therefore, the servo quantifying machine can precisely control the rubber conveying quantity and the rubber conveying speed.
Owner:沈阳信东机电设备有限公司
Fixed type low anterior tooth Tin-block appliance and working principle thereof
PendingCN113288471AImprove biteAvoid side effects of posterior teeth elongationArch wiresBracketsApparatus instrumentsLingual arch
The invention discloses a fixed type low anterior tooth Tin-block appliance and a working principle thereof, and particularly relates to the technical field of medical instruments. The fixed type low anterior tooth Tin-block appliance and the working principle thereof comprise an upper jaw appliance and a lower jaw appliance, and is characterized in that the upper jaw appliance is formed by connecting upper jaw cast belt rings of rear teeth on the two sides through a central upper jaw rapid expansion device, the rear tooth occlusal surfaces on the two sides are formed by upper occlusal pads, a split-type lingual arch is arranged on the lingual side of anterior teeth, the upper jaw occlusal pad and the lower jaw occlusal pad form blocking surfaces in the mesio-middle part of the upper occlusal pad and the far-middle part of the lower jaw occlusal pad so as to maintain anterior leading of the lower jaw, anterior teeth of the upper jaw and the lower jaw are depressed while the lower jaw is guided forwards, good occlusion can be formed after correction is finished, and the side effect that posterior teeth extend is avoided. Meanwhile, the appliance is matched with the multi-purpose bow, correcting in the three-dimensional direction is achieved from transverse expansion, vertical multipurpose arch and sagittal lower jaw guiding forward, the design is reasonable, and the correcting effect is remarkable.
Owner:昆明医科大学附属口腔医院
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