46results about How to "Applicable strong" patented technology

The invention relates to an intelligent starting and stopping system of an engine and an intelligent starting and stopping method for an automobile, specifically to an intelligent starting and stopping system of an engine for an automobile, preferably a manual gear automobile, comprising a first switch, an engine control module for controlling the first switch, a second switch, and an intelligent sensing control unit for controlling the second switch, wherein the first switch and the second switch are serially connected to control a starter; the intelligent sensing control unit collects a clutch signal and a gear signal to judge the states of the clutch and a speed changing box from a clutch sensor and a gear sensor independently on the engine control module; the intelligent sensing control unit turns off the second switch if the clutch is in totally separated state or the speed changing box is in neutral gear state; or else, the intelligent sensing control unit cuts off the second switch. In addition, the invention further relates to a corresponding intelligent starting and stopping method.

The invention discloses a two-level policy decision-based access control method and a two-level policy decision-based access control system, and belongs to the field of access control in information safety. In the method, a local policy decision point (PDP) is deployed at a policy enforcement point (PEP) end, and the local PDP makes a decision for an access request according to a local policy cache, and if the local PDP cannot determine that the decision is a deterministic decision, a central PDP finally finishes the decision according to a system policy library. The system comprises a policydecision server, an attribute publishing point and a plurality of resource servers, wherein a policy enforcement point (PEP) and a local policy decision point (PDP) are deployed on each resource server; and a central policy decision point (PDP) is deployed on the policy decision server. The invention has a good dynamically adjusted elastic system framework, fully utilizes the computing resources of the PEP end, lightens the burden of the central PDP, reduces the network transmission overhead and effectively improves the access control efficiency at extremely low policy update cost.

The invention relates to machining equipment, in particular to a multifunctional channeling machine which is simple in structure and convenient to use, and improves the production efficiency. A rotating power source nut is in threaded connection with the lower end of a clamping sleeve through threads so as to form a threaded movement system; a clamping power source guide rod, a clamping power source upper end connecting plate and a clamping cutting sleeve perform repeated vertical movement along a clamping power source guide rod, so that the repeated vertical movement is indirectly converted into regular movement of clamping and loosening the clamping sleeve by the clamping cutting sleeve; the channeling height can be controlled by fine tuning; a limiting block is fixed to a side platform, so that a positioning power source drives a positioning block to perform repeated vertical regular movement along a positioning guide rail under the action of the power; the vertical height positioned by the positioning block is freely adjusted by the limiting block. A roll-groove wheel and an auxiliary wheel are driven to perform repeated forward and backward regular movement along a channeling guide rail by a channeling power source under the action of power, and the channeling depth can be controlled by fine tuning.

The invention discloses a preparation method of a wrought magnesium alloy sheet with a mixcrystal structure and a non-basal plane texture. The preparation method comprises the following steps of S1, conducting hot rolling, shearing and continuous bending on the wrought magnesium alloy sheet at the rolling pass reduction of 10-15%, and then conducting quenching; S2, cutting the quenched smooth sheet, reheating the quenched smooth sheet to the rolling temperature, turning over the wrought magnesium alloy sheet by 180 degrees to exchange the upper surface and the lower surface, conducting hot rolling, shearing and continuous bending on the wrought magnesium alloy sheet at the rolling pass reduction of 10-15%, and then conducting quenching; S3, repeating the step S2 until the accumulated reduction of the wrought magnesium alloy sheet is not less than 40%; S4, conducting recrystallization annealing at the annealing temperature of 300-450 DEG C and the heat preservation time of 1-8 min, andthen conducting quenching; and S5, conducting recovery annealing at the annealing temperature of 100-220 DEG C and the heat preservation time of 60-600 min. Through the preparation method, intercoordination of the mixcrystal structure and the non-basal plane texture can be realized in the wrought magnesium alloy sheet, and accordingly, intercoordination of the strength property, the plasticity property and the indoor-temperature forming property of the wrought magnesium alloy sheet can be realized.

The invention discloses a drawing device for yarn production and a using method thereof. The drawing device comprises a supporting seat, a lifting plate, side plates, a buncher, a winding seat and a conveying seat, wherein the side plates are slidably connected to the two ends of the top of the supporting seat; and the lifting plate is slidably connected to the two side plates. According to the drawing device for yarn production and the using method thereof, a third screw rod is rotated to drive two fifth sliding blocks to move oppositely or away from each other, so that the distance between dust removal rollers is adjusted, and dust removal and guiding can be carried out on different types of yarns by adjusting the distance between the dust removal rollers; and an outer ring is rotated todrive a rocker arm to rotate, so that a connecting rod moves in a linear groove, a movable strip is driven to be inserted into or extend out of a winding disc, the radius of the winding disc is adjusted, the yarns with different sizes can be wound, and the situation that conventional equipment can only wind one type of yarns is avoided.

The invention discloses a comprehensive variable aperture hole measuring robot for deep rock mass and a use method of the robot.The head of the robot mainly comprises a hole drilling camera, a drive wheel and a heat water bag; the middle portion of the robot mainly comprises a motor; the bottom of the robot mainly comprises a bottom water bag and a driven wheel; the overall outside of the robot is provided with a shell; a supporting rod sliding seat is evenly provided with three walking driving devices with a middle shaft as the circle center; in the middle portion, a connection shaft penetrating through a water bag supporting frame is connected with the motor through a movable sealing piece arranged at the bottom of the connection shaft; the rear portion of the bottom water bag is further provided with a bottom center shaft, a spring and the supporting rod sliding seat which are coaxially sleeved.The comprehensive variable aperture hole measuring robot is wide in application, extremely less water is used, and the robot is easy and convenient to use, can be applied to deep rock mass engineering surrounding rock drilling tests and can also be applied to the field of pipe monitoring of other projects.The robot is a comprehensive pipe testing system device which is wide in utilization, more convenient and fast to operate and more accurate in test result.

The invention discloses a preparation method of negative electrode slurry and the negative electrode slurry. The method comprises the following steps of (1) mixing a negative electrode active substance, conductive agent powder and water to obtain wetting slurry; (2) adding thickening agent powder in three steps; (3) adding water, and stirring to obtain slurry with preset solid content; and (4) adding an aqueous solution of a binder, and stirring to obtain the negative electrode slurry. According to the method disclosed by the invention, a glue solution preparation procedure is not needed before the negative electrode slurry is prepared, the preparation effect of the slurry can be met, the slurry is proper in viscosity, relatively good in stability, proper in fineness and smooth in filtration, meanwhile, the equipment cost and the occupied area of a slurry preparation system can be reduced, the total slurry preparation time can be greatly shortened, and the labor cost is reduced.

The invention provides a treatment agent for water-based drilling fluid drilling cuttings. The treatment agent is composed of 70-85wt% of intermediate product, 10-20wt% of clay powder and 5-10wt% of gypsum powder, the intermediate product is composed of 200-300ml of water, 21-37g of alcohol-type monomer, 12-18g of cyanate-type monomer, 32-45g of propionic acid type monomer, 6-9g of dopamine, 1.5-3.0g of dicyclohexyl carbodiimide and 0.5-1.0g of organic amine. The invention further provides a preparation method of the treatment agent. The treatment agent is low in adding amount, good in solidifying effect and high in suitability.

The invention discloses a two-level policy decision-based access control method and a two-level policy decision-based access control system, and belongs to the field of access control in information safety. In the method, a local policy decision point (PDP) is deployed at a policy enforcement point (PEP) end, and the local PDP makes a decision for an access request according to a local policy cache, and if the local PDP cannot determine that the decision is a deterministic decision, a central PDP finally finishes the decision according to a system policy library. The system comprises a policydecision server, an attribute publishing point and a plurality of resource servers, wherein a policy enforcement point (PEP) and a local policy decision point (PDP) are deployed on each resource server; and a central policy decision point (PDP) is deployed on the policy decision server. The invention has a good dynamically adjusted elastic system framework, fully utilizes the computing resources of the PEP end, lightens the burden of the central PDP, reduces the network transmission overhead and effectively improves the access control efficiency at extremely low policy update cost.

The invention discloses a network monitoring electronic anti-theft device which comprises a placing base, a control module, a sensing module, an alarm module, a bluetooth module and a power supply module, and is characterized in that the placing base is provided with a groove with walls surrounding the periphery, an object which is prevented from being stolen is placed in the groove, the sensing module is arranged between the groove and the object, and a warning unit is connected with the sensing module and the power supply module. When the object is moved, the sensing module sends a sensing signal to the alarm module so as to send out an alarm module and notify the related persons through the bluetooth module, thereby achieving the anti-theft function. The device has the advantages of being reasonable in design, simple in structure, small in size, convenient to operate, low in cost, high in applicability and easy to popularize and use. The working efficiency is effectively improved, the effective anti-theft function can be realized, stealing by lawbreakers are prevented, and loss is reduced.

The invention discloses a multi-water-source supplied water dispenser. The multi-water-source supplied water dispenser comprises a body, wherein a water placement groove is formed in the top end of the body; a water connecting cavity is formed in a water connecting top column; a plurality of water connecting holes are uniformly formed in a side circular surface of the water connecting top column in the peripheral direction; a hot water tank, a cold water tank and a filter are arranged in the body; an electric heating net is arranged in the hot water tank; a water collecting cavity is formed inthe front end surface of the body; a hot water valve and a cold water valve are arranged on the top wall of the water collecting cavity; a refrigerator is arranged on a third water tube; a waste water box is inlaid in the bottom end of the water collecting cavity; a first filter layer and a second filter layer are arranged in the filter; and a plurality of supporting legs are uniformly arranged at the bottom end of the body. The multi-water-source supplied water dispenser is provided with the filter, running water can be filtered, thus, the filtered running water can be drunk directly, watersource supply devices are added, even if purified water is insufficient, water supply are ensured, and thus, the multi-water-source supplied water dispenser is quite convenient to use, simple in structure and convenient to operate; and by arrangement of the refrigerator, cold water can be refrigerated further, and thus, the applicability is high.

The invention discloses a chemical analysis method for measuring molybdenum content in high-tungsten molybdenum recycled materials. According to the different properties of the high-tungsten molybdenum recycled materials, different pre-treatment methods are used with a total differential spectrophotometric method and visible spectrophotometry to eliminate interference of tungsten to detection andcorrect the molybdenum content of residues generated during the process so as to obtain accurate results. The chemical analysis method includes the steps of preparing a reagent; measuring molybdenum in molybdenic acid and sodium molybdate; measuring molybdenum in commercial molybdenum oxides; correcting the detection of molybdenum in the residues; determining the detection results. The chemical analysis method performs pre-treatment on the high-tungsten molybdenum recycled materials different in property, effectively eliminates the interference of tungsten to the detection via the total differential spectrophotometric method and corrects the molybdenum in the residues via the visible spectrophotometry; the chemical analysis method has the advantages of good result accuracy, high precisionand good applicability.

The invention discloses a solid-liquid separator for septic tank dirt. The solid-liquid separator comprises a supporting shell, an excrement liquid feeding pipe and a filtered water outlet pipe whichare arranged on the supporting shell, a conveying mechanism which is arranged in the supporting shell and used for conveying and separating excrement liquid, a water filtering mechanism which is arranged in the supporting shell and used for filtering water out of excrement liquid conveyed in through the conveying mechanism, a slag discharging mechanism which is located outside the supporting shelland used for separating solids in excrement, and a driving mechanism which is used for driving the conveying mechanism. According to the invention, a ring sheet group is arranged in the cavity of thesupporting shell, so that the gap between a fixed ring and a movable ring is utilized, and water in excrement liquid is filtered out; and an excrement squeezing conical barrel and spiral blade are designed, and a sealing cone sealed by a pressure spring is mounted at the opening of the excrement squeezing conical barrel, so that the pressing force is improved, excrement residues can convenientlyeject out of the sealing cone and be discharged, and the solid-liquid separation of the excrement liquid can be effectively realized.

The invention provides a glass curtain wall plate. The glass curtain wall plate is characterized by comprising a tempered glass layer and a surface decoration layer attached to the front face of the tempered glass layer, wherein the surface decoration layer extends to form a covered edge covering the periphery of the tempered glass layer, and a hydrophobic wear-resisting layer is arranged on the outer side face of the surface decoration layer. The hydrophobic wear-resisting layer is arranged on the surface of the surface decoration layer, powerful hydrophobic wear-resisting protection can be formed on the glass curtain wall plate, the probability that water and stains adhere to the thin film curtain wall plate is reduced, and therefore the phenomena of bacteria and mildew are avoided. In addition, a silver ion film is arranged on the outer surface of the surface decoration layer, so that the glass curtain wall plate has good antibacterial and mildew-proof effects, and therefore the glass curtain wall plate can be better suitable for the indoor environment, and the appearance quality of the glass curtain wall plate is effectively protected.

The invention relates to adjustment device for a motor vehicle headlamp, which comprises at least one optical correlation component (1) capable of moving by means of an actuator. The drive element (8) of the actuator drives a rolling element (9) rotatably mounted in a bearing element (18) to move. The rolling element decreases the movement speed of an adjusting element (3) along the movement of the drive element (8).

The invention discloses a lightning discharge type identification method, and relates to the technical field of lightning discharge type identification. The identification method comprises the following steps: acquiring a pulse waveform cluster generated by primary lightning in a whole time domain; dividing the pulse waveform cluster into a plurality of sections; analyzing the energy spectrum of each pulse waveform through wavelet transform, and generating an energy spectrum characteristic curve of primary lightning; calculating characteristic parameters of primary lightning according to the energy spectrum characteristic curve; and analyzing and processing the characteristic parameters to obtain the lightning type of the primary lightning. The lightning discharge type is judged by designing the characteristic parameters, cloud lightning, ground lightning return stroke and cascade leader can be quickly and accurately identified, the applicability is high, the identification rate is high, and important technical support is provided for lightning detection research and lightning protection disaster reduction work.

The invention provides a double three-hole vertical Hall device structure and a design method thereof. The Hall device structure forms an axisymmetric structure with two identical three-hole verticalHall devices arranged side by side. An isolation structure is arranged between the left and right three-hole vertical Hall devices; The N-wells of two three-hole vertical Hall devices are independentof each other and lie in the same horizontal plane. Three N + regions arranged in parallel order are arranged on the N well to form a three-hole structure, and the three N + regions are all connectedwith contact electrodes; Two three-hole vertical Hall devices are connected with the contact electrodes at the edges of the two three-hole vertical Hall devices through wires to form an assembly; Theinvention forms a symmetrical structure by using two three-hole structures which are mirror images of each other, The symmetrical current paths in the four states are advantageous to reduce the offsetvoltage by using rotating circuits, and the contact electrodes are designed with unequal spacing. The P + region is arranged between the contact electrodes to optimize the distribution of carriers and avoid short circuit effect. The device is fabricated with high voltage process so as to have a deep N well to improve the sensitivity of the device.

The invention discloses a drawing frame device for yarn production and its use method, which comprises a support seat, a lifting plate, a side plate, a bundler, a winding seat and a conveying seat. The two ends of the top of the support seat are slidingly connected with side plate; the two side plates are slidably connected with a lifting plate; the present invention drives the two sliders 5 to move relative to each other or away from each other by rotating the screw mandrel 3, and then adjusts the distance between the dust removal rollers. Different distances can be used to remove dust and guide different types of yarns; by rotating the outer ring, the rocker arm is driven to rotate, so that the connecting rod moves in the linear groove, and then drives the movable bar to insert or protrude into the winding reel to adjust the rewinding reel The size of the radius can rewind yarns of different sizes, avoiding that conventional equipment can only rewind one type of yarn.

The invention belongs to the field of metallurgy, in particular to a method for preparing corrosion-resistant austenitic stainless steel. The method comprises: smelting the alloy or simple metal to obtain molten steel, the molten steel contains: 19.0wt%≤Cr≤21.0wt%, 4.0wt%≤C≤4.5wt%, 8.0wt%≤Ni≤10.5wt%, 6.0wt% wt%≤Mn≤7.5wt%, 0.6wt%≤Cu≤1.5wt%, 1.2wt%≤Co≤1.8wt%, 0.8wt%≤Si≤1.1wt%, 0.2wt%≤V≤0.3wt%, I Measure Fe; perform continuous casting to obtain continuous casting slab; preheat, form and heat treat the continuous casting slab to obtain corrosion-resistant austenitic stainless steel. The invention prepares the austenitic stainless steel with stronger chloride corrosion resistance, which fills up the technical blank of the high-carbon austenitic stainless steel.

The invention provides a wheel braking stored-energy machine which not only can convert kinetic energy generated by rotation of a wheel into mechanical energy and store, but also can converted the stored mechanical energy into kinetic energy to release to the wheel so as to lead the wheel to rotate without the action of external force. The stored-energy machine takes the wheel as a driving link and arranges a barrel-packaged casing on a relevant position of the wheel, and the external end surface of the casing connected with an annular gear in a mechanical manner is engaged with a primary gear to deliver motive power; a shaft is provided with a roller assembly which can axially move and is composed of a spline, a roller, a gear and a control mechanism; a loopy spring is a stored-energy member, and the inner and outer ends thereof are respectively fixed on the roller and the casing; the primary gear and an intermediate gear are arranged on a support of the shaft in a mechanical manner; and the gear of the roller assembly and the intermediate gear are engaged to perform braking and store energy through operating the control mechanism by external motive power, and the kinetic energy is released to the wheel so as to lead the wheel to rotate at a certain stroke when the gear of the roller assembly and the intermediate gear are separated.

The invention belongs to the field of technologies for manufacturing and applying sports equipment, and particularly relates to an ice and land dual-purpose detachable ice hockey puck. The ice and land dual-purpose detachable ice hockey puck comprises a puck, an upper puck cover, a lower puck cover, balls and ball balance weights. Grooves are formed in the upper surface and the lower surface of the puck, a plurality of inserting and pulling holes are formed in the grooves in a perforated manner, the balls and the ball balance weights can be fixedly inserted into the inserting and pulling holes or can be pulled out from the inserting and pulling holes, and projections which are matched with the grooves in the puck are arranged on the upper puck cover and the lower puck cover, so that the upper puck cover and the lower puck cover can be fastened on the puck or can be separated from the puck. The ice and land dual-purpose detachable ice hockey puck has the advantages that the ice hockey puck can be used on ice and lands, and accordingly requirements that ice hockey sports enthusiasts can carry out ice hockey sports without constraints of special places at any seasons can be met.

The invention belongs to the field of metallurgy and particularly relates to a preparation method of corrosion-resistant austenitic stainless steel. The method comprises the following steps of smelting an alloy or a metal simple substance to obtain molten steel, wherein the molten steel contains components of Cr, C, Ni, Mn, Cu, Co, Si, V and Fe, Cr is greater than or equal to 19.0wt% and less thanor equal to 21.0wt%, C is greater than or equal to 4.0wt% and less than or equal to 4.5wt%, Ni is greater than or equal to 8.0wt% and less than or equal to 10.5wt%, Mn is greater than or equal to 6.0wt% and less than or equal to 7.5wt%, Cu is greater than or equal to 0.6wt% and less than or equal to 1.5wt%, Co is greater than or equal to 1.2wt% and less than or equal to 1.8wt%, Si is greater thanor equal to 0.8wt% and less than or equal to 1.1wt%, V is greater than or equal to 0.2wt% and less than or equal to 0.3wt%, and the balance is Fe; performing continuous casting to obtain a continuouscasting billet; and preheating, forming and thermally treating the continuous casting billet to obtain the corrosion-resistant austenitic stainless steel. According to the preparation method, the austenitic stainless steel with higher chloride corrosion resistance is prepared, and the technical gap of high-carbon austenitic stainless steel is filled.

The invention discloses a preparation method of negative electrode slurry and the negative electrode slurry. The method comprises the following steps: (1) mixing negative electrode active material, conductive agent powder and water to obtain a wet slurry; (2) adding thickener powder in three steps; (3) adding water and stirring to obtain a pre-prepared slurry. Set the slurry with solid content; (4) add the aqueous solution of the binder and stir to obtain the negative electrode slurry. The method of the present invention does not need to carry out the preparation process of the glue solution before the preparation of the negative electrode slurry, which can meet the preparation effect of the slurry, the slurry viscosity is suitable, the stability is good, the fineness is suitable, the filtration is smooth, and the slurry preparation system can be reduced at the same time. The equipment cost and floor space can greatly shorten the total time of slurry preparation and reduce labor costs.

The invention provides a treatment agent for water-based drilling fluid drilling cuttings. The treatment agent is composed of 70-85wt% of intermediate product, 10-20wt% of clay powder and 5-10wt% of gypsum powder, the intermediate product is composed of 200-300ml of water, 21-37g of alcohol-type monomer, 12-18g of cyanate-type monomer, 32-45g of propionic acid type monomer, 6-9g of dopamine, 1.5-3.0g of dicyclohexyl carbodiimide and 0.5-1.0g of organic amine. The invention further provides a preparation method of the treatment agent. The treatment agent is low in adding amount, good in solidifying effect and high in suitability.

The present invention relates to a kind of chocolate which can be used for 3D printing to make the chocolate particles finer and solve the problem of clogging the printing head and its preparation method, which comprises the following components: cocoa butter substitute, xylitol, maltitol, milk powder, phospholipid, polyglycerin Ricinol Ester, Vanillin, Salt and Fragrance. The chocolate of the present invention is suitable for 3D printing chocolate equipment, and at a heating temperature of 33°C, smooth printing can be achieved without clogging or sticking. By optimizing the formula, the fluidity of the chocolate is enhanced and the chocolate solidifies quickly after heating, which is suitable for shaping various chocolate shapes. At the same time, the low-calorie compound sweetener is used to reduce the calorie value in the chocolate.

The invention provides a stroke-variable precision moving coil for a vibrating table, and relates to the field of vibrating tables, the stroke-variable precision moving coil comprises a moving coil lower tabletop, a plurality of guide rods are fixedly connected to the top of the moving coil lower tabletop, a moving coil upper tabletop is fixedly connected to the tops of the guide rods, and a firstmoving coil is arranged in the middles of the guide rods; a plurality of fixing rods are fixedly connected to the outer side of the first moving coil, and the number of the fixing rods is the same asthat of the guide rods. According to the stroke-variable precision moving coil for the vibrating table, when the stroke-variable precision moving coil is usually used for a vibrating table with a common stroke, air in the first air bag and the second air bag is pumped out through the first micro air pump and the second micro air pump, the first air bag and the second air bag contract under the action of air pressure, and the first air bag drives the second moving coil to move upwards; and the second air bag drives the third moving coil to move downwards, so that the second moving coil and thethird moving coil are far away from the first moving coil and do not influence the first moving coil.

The invention relates to machining equipment, in particular to a multifunctional channeling machine which is simple in structure and convenient to use, and improves the production efficiency. A rotating power source nut is in threaded connection with the lower end of a clamping sleeve through threads so as to form a threaded movement system; a clamping power source guide rod, a clamping power source upper end connecting plate and a clamping cutting sleeve perform repeated vertical movement along a clamping power source guide rod, so that the repeated vertical movement is indirectly converted into regular movement of clamping and loosening the clamping sleeve by the clamping cutting sleeve; the channeling height can be controlled by fine tuning; a limiting block is fixed to a side platform, so that a positioning power source drives a positioning block to perform repeated vertical regular movement along a positioning guide rail under the action of the power; the vertical height positioned by the positioning block is freely adjusted by the limiting block. A roll-groove wheel and an auxiliary wheel are driven to perform repeated forward and backward regular movement along a channeling guide rail by a channeling power source under the action of power, and the channeling depth can be controlled by fine tuning.