63results about How to "Easy to quantitative control" patented technology

The invention discloses a lithium anode surface treatment method of a lithium metal battery and belongs to the technical field of lithium batteries. According to the method, a chemical method is adopted, and the method comprises the steps that 1, salts or esters as additives are dissolved into an organic solvent, and an electrolyte solution is prepared; 2, the electrolyte solution is reacted with a metal lithium sheet, so that a solid electrolyte protection layer is formed on the surface of the lithium sheet. The operation method is simple and convenient for large-scaled production and quantitative control; the solid electrolyte layer formed on the metal lithium surface in place can effectively inhibit generation of lithium dendrites, the loss of a lithium source is reduced, so that the coulombic efficiency of the whole battery is improved obviously under the condition without the additives, the stability and the high efficiency of a metal lithium anode are achieved in the long battery life process, and obvious effects on inhibiting the metal lithium dendrites and improving and keeping the high coulombic efficiency of the whole battery are achieved.

The invention discloses a corona aging acceleration device and a corona aging acceleration method for a polymer insulating material. The device comprises a sealed corona aging experimental case in which a pin array electrode and a metal plate electrode are arranged, wherein the pin array electrode is connected with a high voltage generation device; the metal plate electrode is grounded; a pinpoint array is arranged on the pin array electrode; a test sample is arranged on the metal plate electrode, and is opposite to the pinpoint array; and after voltage is applied, uniform corona discharge is generated between the pin array electrode and the metal plate electrode to perform corona aging on the test sample. The device and the method have the advantages of low requirements on experimental conditions, convenience for operation and quantitative control over aging factors in an experiment, and short experimental period, and are applied to researches on the corona aging resistance of insulating materials in a laboratory.

The invention relates to a valve (1), comprising a valve housing (4) and a closing body (3) arranged in the valve housing (4) in such a way that the closing body can be moved longitudinally, wherein at least one inlet channel (5) and at least one outlet channel (6) are arranged in the valve housing (4). The closing body (3) interacts with a valve seat (8) formed on the valve housing (4) by means of the longitudinal motion of the closing body and thereby opens and closes at least one hydraulic connection between the at least one inlet channel (5) and the at least one outlet channel (6). The closing body (3) can be driven by means of a metal-bellows/piston unit (2), wherein the metal-bellows/piston unit (2) has a variable-length metal bellows (20) and a variable-volume working chamber (23) and wherein the metal bellows (20) bounds the working chamber (23) in a sealing manner.

The present invention relates to one kind of controlled cooling heat treatment process and apparatus for bainite ductile iron. The process includes atomizing water as quenching medium in the controlled cooling heat treatment apparatus to spray ductile iron workpiece after austenization at controlled water flow pressure to obtain sufficient cooling speed to avoid pearlite transformation in the high temperature area and to cool to bainite transforming temperature fast; passing through the medium temperature area at lowest cooling speed for bainite transformation; and chilling after bainite transformation to below martensitic transformation point; so as to obtain complex bainite/martensite structure. The present invention has low cost and reduced environmental pollution, and is suitable for large scale production.

The invention belongs to the technical field of liquid component mixing and particularly relates to a multi-component atomizing and mixing technology. According to the technical scheme, a multi-component atomizing and mixing device comprises a plurality of atomizing devices atomizing liquid components, and a mixing device for mixing fog drops after the various liquid components are atomized. A multi-component atomizing and mixing method includes the steps that A, the various liquid components are atomized and dispersed into the fine and small fog drops; and B, the fine and small fog drops formed by atomizing and dispersing the various components are mixed in one space. According to the multi-component atomizing and mixing technology, the structure is simple, and atomizing and mixing of the liquid components under the controllable condition of factor variables can be achieved.

The invention provides a spine puncture needle inserting mechanism and relates to the field of medical apparatuses and instruments. The spine puncture needle inserting mechanism comprises a supportingportion, a driving portion, a puncture needle (12), a guiding portion, a detecting portion and a turning portion, wherein the driving portion is arranged on the supporting portion, the puncture needle (12) is driven by the driving portion under the guidance of the guiding portion, the puncture needle (12) can be controlled by the turning portion to switch directions, and the detecting portion candetect the position of the puncture needle (12). The spine puncture needle inserting mechanism is simple in structure, light in weight and convenient to use and dissemble.

The invention discloses a novel dehumidifying device applied to a baking room. The dehumidifying device comprises a shell and a dehumidifying mechanism, wherein the shell is provided with an air inlet, an air outlet and a drain pipe; and the dehumidifying mechanism is arranged in the shell, and the drain pipe is connected with the dehumidifying mechanism. Compared with the prior art, the novel dehumidifying device applied to the baking room can be capable of dehumidifying the baking room and dose not redundantly take away the heat of the baking room, thereby avoiding waste of heat and saving energy.

A compound Haqing capsule (or particle) is prepared through decocting 9 Chinese-medicinal materials including dried toad, astragalus root, ginkgo seed, etc three times, vacuum filter, vacuum concentrating, mixing with fine powder of astragalus root, granulating, drying, mixing with starch, and loading in capsules.

The invention relates to an automatic food bagging machine. The automatic food bagging machine comprises a rack, a rotary bag clamping device, a bag feeding device, a bag opening device, a discharging device, a bag clamping device, a power device, a moving and taking device and heat sealing devices, wherein the rotary bag clamping device, the bag feeding device, the bag opening device, the discharging device, the bag clamping device, the power device, the moving and taking device and the heat sealing devices are mounted on the rack; and the power device is arranged below the rack, the moving and taking device is connected with the rotary bag clamping device and the heat sealing devices, and the heat sealing devices are arranged on the two sides of the moving and taking device respectively. The automatic food bagging machine has the advantages that packaging bag clamping is reliable and efficient; a connecting rod mechanism carries a packaging bag, and the carrying efficiency is high; the packaging bag is opened reliably and fully; food discharging is accurate and controllable; driving components are few, and transmission is compact and efficient; the packaging bags are moved and taken in order, and the moving and transporting efficiency is high; and the packaging quality is high, and the sealing performance is good.

A process for smelting and processing the granular Mg alloy used for thixotropic injection formation includes such steps as double refining with the solid flux containing MgCl2, KCl BaCl2 and CaF2 and the argon gas controlling chemical components of Mg alloy by adding Al, Zn and itermediate alloy according to the mark of the smelting Mg alloy, low-pressure semi-conticast under protection of argongas to obtain Mg-alloy rod, granulating by cutting, sieving and magnetic separation to obtain the product. Its advantages are low content of Fe, Ni and Cl impurities, uniform granularity and flowability.

The invention discloses a handheld capsule filling device for a pharmacy department. The handheld capsule filling device comprises a pressing rod, an extending tube, a pharmaceutical storage tube, a pharmaceutical injection head and a sealing sleeve; the extending tube, the pharmaceutical storage tube and the pharmaceutical injection head are sequentially connected in a screwed mode through threads, the pharmaceutical storage tube is made of a transparent material, the inner wall of the pharmaceutical storage tube is provided with a rack, the outer diameter of a pharmaceutical injection opening formed in the pharmaceutical injection head is smaller than the inner diameter of an opening of a capsule body, the pharmaceutical injection opening is matched with the sealing sleeve, the pressing rod is contained in the extending tube and the pharmaceutical storage tube and matched with the extending tube and the pharmaceutical storage tube, the end of the pressing rod is provided with a piston body made of rubber, and the piston body is matched with the rack in a contacting mode. The handheld capsule filling device has the advantages of being small in size, low in manufacture cost, portable, easy to hold, capable of avoiding pharmaceutical waste and controllable in filling dosage.

An image encoding apparatus for encoding image data including a plurality of frames, determines an encoding block size of an encoding subject frame of the image data based on the obtained image data, encodes the obtained image data on an encoding block unit basis in accordance with the determined encoding block size, controls a code amount of the size-decided encoding block based on encoding information regarding the current size-decided encoding block and the encoding block encoded before the current encoding block, operates predetermined encoding information of the encoding subject frame based on the encoding information, and restricts the encoding block size to be determined, in accordance with the operated predetermined encoding information.

The invention discloses an ammonia spraying device used for improving uniformity of ammonia gas distribution. The device is installed on the section of the portion, in front of a denitrification reactor, of a mixing flue to fully mix sprayed ammonia gas with flue gas and meet the requirement of the ammonia and nitrogen molar ratio to the greatest extent. An ammonia gas spraying grate of the deviceis composed of an ammonia gas spraying pipeline and comprises a mother ammonia gas spraying pipe, a first-level ammonia gas spraying branch pipe and a second-level ammonia gas spraying branch pipe; aspraying head is provided with an annular spraying port and a flow guiding piece in a circular cone shape, and the annular spraying port is formed in the direction consistent with the flowing direction of the flue gas. The annular spraying port and the flow guiding piece in the circular cone shape are beneficial for diffusion and guiding of ammonia gas. By arranging the ammonia gas spraying gratedevice, the mixing distance of the ammonia gas and the flue gas can be effectively shortened, and the uniformity of ammonia gas distribution is improved.

The invention discloses a brush printing film making device and a nano film printing method based on the same. The brush printing film making device includes a brush device. The brush device includesan outer liquid supply pipe (1), a fastening pipe (2) and an inner liquid supply pipe (3). Several protruding pen hair (5) is fixedly arranged on the inner wall of the inner liquid supply pipe (3). The several protruding pen hair (5) is divided into two parts. Each part is arranged on each of the opposite inner walls of the inner liquid supply pipe (3), and the tip ends of the two protruding pen hair parts intersect and converge. A loop of liquid storage hair (4) is fixedly arranged on the outer wall of the inner liquid supply pipe (3) and around the inner liquid supply pipe. The outer liquidsupply pipe (1) sleeves the liquid storage hair (4). The fastening pipe (2) sleeves the outer liquid supply pipe (1). The outer liquid supply pipe and the inner liquid supply pipe fixed with the liquid storage hair and protruding pen hair are fixed by the fastening pipe, and so the protruding pen hair and the liquid storage hair are combined to be a conical fiber brush head. An ultra-long functional nano film prepared by the invention has good repeatability.

The invention relates to an aircraft structure test piece bending preventing and measuring device which comprises multiple bending preventing and measuring mechanisms. A test piece is clamped through the multiple bending preventing and measuring mechanisms. Each bending preventing and measuring mechanism comprises a spherical roller, a pulley support, a first lead screw, a second lead screw and a sensor, wherein the spherical roller is arranged in the spherical surface of the pulley support and presses the surface of the test piece to be in contact with the test part, the pulley support is connected with one end of the sensor through the first lead screw, and the other end of the sensor is fixed to a bearing wall through the second lead screw. The aircraft structure test piece bending preventing and measuring device achieves the purposes of effectively preventing bending and conducting quantitative control on bending prevention by arranging the spherical rollers and arranging the load sensors at the connecting positions of the spherical rollers.

The invention discloses a metallographic corrosion method for multi-phase austenitic stainless steel weld metal, and belongs to the technical field of metallographic corrosion. The method comprises the following operation processes: firstly, preparing a mixed aqueous solution of ferric trichloride, hydrochloric acid and nitric acid, then soaking a test sample into the solution for 25-60 seconds, taking out the test sample, sequentially washing the test sample with water and alcohol, and drying the test sample with hot air. By adopting the metallographic corrosion method disclosed by the invention, delta ferrite in an austenitic stainless steel weld joint in a welded state and delta ferrite decomposition products after long-term high-temperature aging can be clearly displayed, the delta ferrite and the decomposition products thereof are prevented from falling off in a large amount in corrosion, and support is provided for subsequent analysis of the types of the delta ferrite decomposition products. Corrosion conditions and operation are simple, quantitative control is easy, reproducibility is good, and the method is suitable for metallographic structure corrosion of multi-phase austenitic stainless steel weld metal containing a small amount of delta ferrite and decomposition products of delta ferrite.

The invention provides an anti-infection quantitative medicine applying device and method for the dermatological department. The anti-infection quantitative medicine applying device comprises a fixingframe, a plurality of sliding wheels are fixedly mounted on the two sides of the bottom end of the fixing frame, a mounting base is fixedly mounted on one side of the middle of the fixing frame, three quantitative medicine boxes are fixedly mounted at the top of the fixing frame, and feeding ports are formed in the tops of the three quantitative medicine boxes; and box covers are hinged to the two edges of the inner sides of the quantitative medicine boxes through hinges, and quantitative medicine distributing mechanisms are mounted in the quantitative medicine boxes. According to the anti-infection quantitative medicine applying device and method, a driving motor rotates to drive a driving gear and a driven gear to be in engaged connection, so that in the process of the driven gear, a conical cylinder in a groove is driven to mechanically stretch out and draw back along with rotation of a column body, thus medicine in a medicine dispensing shell is quantitative conveyed, liquid medicine is absorbed and conveyed through centrifugal force generated in the rotating process of the driving motor, the quantitative liquid medicine can be conveniently subjected to quantity control, and the medicine applying effect is improved.

The invention relates to an intelligent raw material grinding and mixing device for car brake pad production. The intelligent raw material grinding and mixing device comprises a stirring cylinder, a top plate, a discharging pipe, a first motor, a stirring mechanism and at least two pretreatment mechanisms. Each pretreatment mechanism comprises a grinding mechanism and a material control mechanism,each grinding mechanism comprises a second motor, a rotary disc, a grinding box and at least two grinding assemblies, and each material control mechanism comprises a material control chamber. Each material control chamber is internally provided with a material control assembly, and each material control assembly comprises a third motor, an eccentric wheel, an adjusting unit, a first connecting rod, a second connecting rod and a plug plate. According to the intelligent raw material grinding and mixing device for car brake pad production, materials are ground through the grinding mechanisms toenable the materials to be refined and powdered, so that quantitative control and material mixing are facilitated, and the grinding accuracy is ensured; and not only that, accurate control over the material use quantity is achieved through the material control mechanisms, and the material control mechanisms are simple in structure and easy to operate and execute, so that the production cost of thedevice is reduced, and the practicability of the device is improved.

The invention discloses a method for improving voiceprint security, and belongs to the technical field of speaker recognition security in an intelligent voice system. Comprising the steps of constructing a voiceprint security model; atomizing the speaking content; setting a test variable; constructing a test sample; voiceprint security model training and voiceprint registration are carried out; calculating the misrecognition rate change under the single-step change of the three feature variables of richness, length and details to obtain the weight relationship of the feature variables; for the original authentication word to be authenticated, extracting phoneme features of the original authentication word, and obtaining a misrecognition rate of the original authentication word; and comparing the misrecognition rate with a threshold value, if the misrecognition rate is less than or equal to the threshold value, indicating that the voiceprint is safe, and if the misrecognition rate is greater than the threshold value, optimizing the original authentication word according to the weight relationship of the feature variables. Different from the research trend of improving a voiceprint model and audio characteristics in the existing method, the method provided by the invention aims at improving the voiceprint safety by optimizing the speaking content, and any existing or improved voiceprint model can be compounded.

The invention discloses a drug for reducing weight and beautifying facial appearance and a preparation method thereof. The drug is mainly prepared by adopting drugs of siberian cocklour fruit, iris ensata thunb, uniflower swisscentaury roots, poisonous buttercup herbs, evening primrose, cassia seeds, and the like according to a certain weight ratio. The drug performs the functions of clearing away heat and toxic materials, inducing diuresis and purging heat, is used for reducing weight and beautifying the facial appearance and has the advantages of quick effectiveness, good curative effect and high cure rate.

The invention belongs to the technical field of insect artificial feeding, and particularly relates to a hermertia illucens ovum collector. The hermertia illucens ovum collector comprises multiple layers of ovum collecting frames in stacked arrangement, each ovum collecting frame comprises a frame body, a sieve plate and ovum collecting units, wherein the adjacent ovum collecting frames are in stacked arrangement through the frame bodies, each sieve plate is horizontally arranged in the corresponding frame body, the ovum collecting units are uniformly embedded in the corresponding sieve plate one by one in a way capable of being pulled away, an ovum collecting cavity is formed inside each ovum collecting unit, the upper end of each ovum collecting unit is provided with a spawning hole, and each spawning hole is communicated with the corresponding ovum collecting cavity. The hermertia illucens ovum collector has the advantages that multiple layers of stacked ovum collecting frames are adopted, so ova can be transported in batch in a concentrated way, meanwhile, the ovum collecting units are adopted for collecting the ova, and the ova collected in each batch can be counted.