39results about How to "Does not affect the state" patented technology

The invention discloses a dual-port static random access memory unit comprising a write circuit, a data storage circuit and a read circuit. The write circuit is provided with two PMOS transistor usedas transmission gates and is used for writing input data signals from a bit line according to the control signals of the bit line; the data storage circuit comprises four transistors, forms a latch circuit through two phase inverters and is used for storing input data signals from the outside according to the write circuit; and the reading circuit comprises two NMOS transistors and is used for reading the input data signals stored by the data storage circuit according to the selected control signals. The read operation position and the write operation position of the dual-port static random access memory unit are separated from each other, thus the dual-port static random access memory unit can read and write data without interference and can work at high speed.

The invention relates to a CuO-NiO / rGO composite material with efficient electro-catalysis oxygen reduction performance, and belonging to the technical field of electro-catalysis materials. In the CuO-NiO / rGO composite material provided by the invention, CuO-NiO nanoparticles are attached to a reduction-oxidized graphene sheet layer, a mass ratio of the CuO-NiO nanoparticles to the rGO is 100:3-5, the sizes of the CuO-NiO nanoparticles are 6-10nm, and the reduction-oxidized graphene sheet layer is a single sheet layer; and the electro-catalysis oxygen reduction performance is provided. Compared with existing oxygen reduction reaction catalysts, the CuO-NiO / rGO composite material provided by the invention is significantly reduced in cost, and is the oxygen reduction reaction catalyst with low price and excellent electro-catalysis oxygen reduction performance. The CuO-NiO / rGO composite material provided by the invention adopts copper salts, nickel salts, hydroxides and oxidized graphene as materials, deionized water and absolute ethyl alcohol as solvents, and glycol as a dispersing agent and a reducing agent, and is synthesized by using a one-pot hydrothermal method. The CuO-NiO / rGO composite material provided by the invention is low in material price, prone to get materials, simple and easy in preparation operation, simple in aftertreatment process, prone to control reaction parameters, short in flow and low in energy consumption.

The invention discloses a hydraulic servo buffer capable of achieving active control. The hydraulic servo buffer is characterized in that a low-pressure energy accumulator with a switch valve is connected with a hydraulic constant delivery pump with a motor, the hydraulic constant delivery pump is connected with an inlet of a one-way valve, an outlet of the one-way valve is connected with an oil inlet of a hydraulic servo valve with a hydraulic servo amplifier, an oil return port of the hydraulic servo valve is connected with an oil outlet of the low-pressure energy accumulator, two ports of an oil outlet of the hydraulic servo valve are connected with two oil inlets of a hydraulic lock, oil outlets of the hydraulic lock are connected with a rodless cavity and a rod cavity of a hydraulic cylinder respectively, and a pressure sensor is arranged on a pipeline which enables the hydraulic lock and the rodless cavity to be connected; and a displacement sensor is arranged on a piston rod inthe hydraulic cylinder, the outer end of the piston rod of the hydraulic cylinder is hinged to a sliding block through a spherical hinge, and the sliding block is arranged on a guide rail corresponding to the sliding block. According to the hydraulic servo buffer capable of achieving active control, the responding speed and the control precision are high, specified loads are applied to a system, and then the requirements of some high-grade, precision and advanced special occasions on load reducing are achieved.

The invention relates to a CuO / rGO composite material having efficient electrocatalysis oxygen reducing performance and belongs to the technical field of electrocatalysis materials. Nano CuO particles are attached onto a reduced-oxidized graphene sheet layer, a mass ratio of nano CuO and rGO is 100:3-5, size of the nano CuO particles is 6-10nm, the reduced-oxidized graphene sheet layer is a single sheet layer, and the CuO / rGO composite material has electrocatalysis oxygen reducing performance. Compared with existing oxygen reducing reaction catalysts, the CuO / rGO composite material has the advantage that cost is lowered obviously; the CuO / rGO composite material is an oxygen reducing reaction catalyst low in cost and excellent in electrocatalysis oxygen reducing performance. The CuO / rGO composite material is synthesized by taking copper salt, hydroxide and graphene oxide as raw materials, deionized water and anhydrous alcohol as solvents and ethylene glycol as a dispersant and reductant and adopting a hydrothermal one-pot process. The raw materials are low in cost and easy to obtain, preparation operation is simple and easy to implement, aftertreatment process is simple, reaction parameters are easy to control, process is short, and energy consumption is low.

The invention discloses a ventilation transport box equipment assembly which comprises an outer box, a box cover, an inner box, a transport box, baffles, springs, a first bottom plate, first pressuresprings, a second bottom plate and second pressure springs. The outer box and the box cover are arranged in a cooperation manner, and the space between the outer box and the box cover is not sealed. The inner box is put in the outer box, and the transport box is put in the inner box. The baffles are arranged on the periphery of the inner box, one face of each baffle is attached to the inner box, the springs are mounted on the other faces of the baffles, and the other ends of the springs are connected with the inner wall of the outer box. First ventilation holes are formed in a box body of theouter box, second ventilation holes are formed in the baffles, third ventilation holes are formed in a box body of the inner box, and the diameter of the second ventilation holes is smaller than thatof the third ventilation holes. The first bottom plate is arranged at the bottom of the inner box in an attached manner, the second bottom plate is arranged below the first bottom plate, the multiplefirst pressure springs are mounted between the first bottom plate and the second bottom plate, and the multiple second pressure springs are mounted between the second bottom plate and the bottom of the outer box. The ventilation transport box equipment assembly is good in shock absorption effect and good in ventilation performance, and goods are prevented from being damaged.

The invention discloses a technology method for improving surface abrasion resistance of a laser additive manufacturing metal artificial knee joint, and belongs to the technical field of surface treatment. The technology method comprises the following steps that firstly, sand blasting treatment is conducted, sand blasting treatment is conducted on the surface of the artificial knee joint, and thesurface roughness reaches Ra3.2; secondly, preheating treatment is conducted, the artificial knee joint is heated to 40-50 DEG C, and nanometer zirconia powder is sprayed and heated to 40-50 DEG C; and thirdly, spraying is conducted, and zirconia ceramic powder is used for conducting plasma spraying on the sprayed surface. Nanometer zirconia particles are sprayed to the surface of the artificial knee joint, and inherent defects that a traditional knee joint is low in abrasion resistance, and full ceramic joint toughness is poor are overcome. A layer structure with anisotropism is formed on theceramic surface obtained after plasma spraying, the ceramic layer brittle fracture tendency can be greatly reduced through the structure, the structure and other structures are well matched after spraying, inherent forming and moving states of the knee joint cannot be influenced, the service life of the artificial knee joint is prolonged, and the pain of patients is reduced.

The invention discloses a food bagging and sealing integrated packing machine. The food bagging and sealing integrated packing machine comprises a working platform and at least one packing mechanism. The working platform is equidistantly provided with at least one bag removing notch. The packing mechanisms matched with the bag removing notches are installed in the positions right facing the upper portions of the bag removing notches. Each packing mechanism comprises a feeding unit, a bagging unit and a sealing unit which are connected in sequence. Each feeding unit comprises a feeding cavity and a weighing sensor arranged in the feeding cavity. Each bagging unit comprises a flow passage and a discharging outlet. Each sealing unit comprises a displacement assembly and a sealing assembly. Each displacement assembly comprises a transversally-arranged sliding rail and a sliding piece. Each sealing assembly is installed at the tail end of the corresponding sliding piece and comprises a first sealing end and a second sealing end, and the first sealing end and the second sealing end conduct clamping and sealing from the two sides of a packing bag. According to the food bagging and sealing integrated packing machine, the structure is simple; food bagging and sealing integrated operation is adopted; orderly and good stitching is facilitated; the working efficiency is high; the complete machine performance is stable; and the industrialization cost is low.

The invention aims to provide a vacuum lead paste mixing machine, which comprises a paste mixing machine body, wherein a stirring mechanism and a vacuumizing mechanism are arranged on the paste mixing machine body, an upper platform and a lower platform are arranged on the upper side and the lower side of the paste mixing machine body respectively, the paste mixing machine body is placed on the lower platform through a supporting seat, a cleaning outlet and a discharge hole are respectively formed in the left side and the right side of the bottom of the paste mixing machine body, and lifting motors are movably connected to the left side and the right side of the top of the paste mixing machine body, one lifting motor lifts the paste mixing machine to enable the paste mixing machine to incline towards the other side. According to the invention, after paste mixing is completed, the paste mixing machine body can be inclined towards one side of the discharge hole, so that discharging is convenient; and when cleaning is needed after discharging is completed, the paste mixing machine body is inclined towards one side of the cleaning outlet, and the water spraying head sprays water for cleaning, so that water discharging is convenient.

The present invention discloses a movable monitoring device of a computer machine room, and relates to the machine room device technology field. The device comprises a linear actuator arranged on a machine room ceiling, the linear actuator comprises a slide platform for linear sliding, the lower portion of the slide platform is provided with a mounting plate, the lower portion of the mounting plate is provided with a mounting box, the lower portion of the mounting box is provided with a spotlight and a camera, one end of the mounting box is connected with a tank chain, and the cables of the spotlight and the camera are connected with an outside circuit through the tank chain; and two ends of the linear actuator is respectively provided with vertical rods, the rod heads of the vertical rods are connected with a transverse plate, and the tank chain is located at the upper portion of the transverse plate and is moved through the support of the transverse plate. The spotlight and the camera are flexibly moved and rotated to realize the remote monitoring in the machine room.

An embodiment of the invention provides a detection circuit and a detection system, relates to the circuit field, and is used for improving the accuracy of microphone detection. The detection circuit comprises a microphone, a main control chip and a light-emitting diode, wherein the main control chip is connected with the microphone; the main control chip is further connected with the light-emitting device; the microphone is used for receiving a to-be-tested sound signal, and converting the sound signal into a current signal; the main control chip is used for amplifying the current signal, and outputting the amplified current signal to the light-emitting device.

The invention provides a scanning, labeling and sorting automatic system. The automatic system comprises a rack, a scanning and labeling mechanism and a sorting mechanism, wherein the rack comprises an inclined supporting surface, a conveying mechanism is fixed to the supporting surface of the rack, the conveying mechanism comprises two conveying chains, a plurality of rolling wheels and hanging lugs, and the distance between every two adjacent hanging lugs is adaptive to the diameter of each blood collection tube; the scanning and labeling mechanism comprises a first scanning device and a labeling device; the sorting mechanism comprises a picking device and a plurality of sorting grooves; and the sorting grooves are arranged perpendicular to the conveying direction of the conveying mechanism and all adjoin the conveying mechanism, and the blood collection tubes are in one-to-one correspondence with the sorting grooves in position. According to the automatic system, through the inclined arrangement of the conveying mechanism in combination with the hanging lugs, the blood collection tubes are conveyed stably, and sample flow-out and damage cannot be easily caused; and due to automatic scanning, labeling and sorting, manpower is greatly reduced, and the automatic level and operation accuracy are improved.

The present invention relates to a white light LED light source, in particular to fluorescent powder, a method for preparing and a white light LED light source for using the same. The chemical equation of the fluorescent powder is R[5-x-y]M[3]O[16]: Ce[x]R'[y], wherein, R is at least one of Y, Gd, Lu, Sc, La and Sm; M is at least one of B, Al, Ga, In, P, Ge and Zn; X is larger than 0.001 and less than 0.8; R' is at least one of Tb, Eu, Dy, Pr and Mn; Y is larger than or equal to 0 and less than 0.3. Additionally, the present invention also discloses the method for preparing and the white light LED light source for using the fluorescent powder. The white light LED light source uses blue light to excite the fluorescent powder to generate yellow light, which is mixed with the blue light emitted by an original blue light LED crystal grain so as to generate white light with high photosynthetic capacity that is suitable for illumination. The color temperature of the light source is between 6000 and 7000K, which does not cause the phenomenon that the light color is excessively blue or excessively yellow, and simultaneously the luminous efficiency reaches 100lm / W. The light source has the advantage of long service life.

The invention discloses a split type tea pillow in the field of household products for daily use. The split type tea pillow comprises a pillow cover, a pillow core and a tea box, wherein the pillow cover is sheathed on the pillow core, a heat conduction sheet is arranged in the tea box and divides the tea box into a heating layer and an accommodating layer, the heating layer is provided with an electric heating wire, and the electric heating wire is connected with a power supply; the accommodating layer is provided with a ventilation opening, an exhaust fan is arranged at the ventilation opening, an air outlet of the exhaust fan is over against the inside of the accommodating layer, and a ventilating pipe is communicated to the ventilation opening and is positioned outside the pillow box; the accommodating layer is full of tea leaves; and the pillow core comprises an upper pillow core and a lower pillow core, the lower surface of the upper pillow core is concavely arranged, the upper pillow core is movably connected with the lower pillow core, and both the tea box and the ventilating pipe are positioned between the upper pillow core and the lower pillow core. The split type tea pillow disclosed by the invention has the benefits that an existing tea pillow is improved; the tea box is separated from the upper pillow core and the lower pillow core, so that the tea leaves are prevented from being compressed into a block; and the movable connection between the upper pillow and the lower pillow facilitates the replacement of the smell-free tea leaves.

The invention discloses a re-preheating impregnation method for an unqualified impregnated graphite product. The method includes preheating and impregnation. The preheating comprises: preheating the unqualified impregnated graphite product from environment temperature to 320+ / -5DEG C, wherein the preheating is carried out according to the following preheating curve: heating the unqualified impregnated graphite product from environment temperature to 150+ / -5DEG C; further heating the unqualified impregnated graphite product already heated to 150+ / -5DEG C to 200+ / -5DEG C; further heating the unqualified impregnated graphite product already heated to 200+ / -5DEG C to 320+ / -5DEG C; and maintaining the unqualified impregnated graphite product at 320+ / -5DEG C to carry out constant temperature treatment. With the re-preheating impregnation method provided by the invention, during re-impregnation of the unqualified impregnated graphite product, the surface coal tar pitch cannot coke and affect the access of impregnation liquid into the product to cause serious uneven impregnation, and wasting of unqualified impregnated graphite products and other problems can be reduced.

The invention discloses a branch task reconstruction method and device based on a Flowable process engine, and the method comprises the steps: building a process instance based on the Flowable processengine according to predefined static process data; recording a branch execution flow entity ID and a task node name of each branch execution flow corresponding to a main execution flow in the flow instance in an MAP variable corresponding to the main execution flow in the flow instance; determining a to-be-reconstructed branch execution flow entity ID and a to-be-reconstructed task node ID according to the branch execution flow entity ID and the task node name of each branch execution flow recorded in the MAP variable; and configuring a current task node of the branch execution flow entity corresponding to the to-be-reconstructed branch execution flow entity ID in the flow instance as a static task node entity corresponding to the to-be-reconstructed task node ID. According to the method, the branch execution flow is associated with the task, and the purpose of task reconstruction of any one or more branches can be achieved.

The invention discloses a low-sugar and low-oil flavored flowing stuffing and a processing method thereof. The low-sugar and low-oil flavored flowing stuffing is prepared from the following ingredients in parts by weight: 15-22 parts of sweetened white bean paste, 10-16 parts of black sesame seed powder, 10-16 parts of walnut, 3-9 parts of peanut butter, 3-8 parts of shortening oil, 5-12 parts ofacid treated starch, 15-25 parts of white sugar, 0.2-0.5 part of salt and 8-14 parts of water. For the flavored flowing stuffing provided by the invention, the usage amounts of sugar and oil are greatly reduced; and in addition, in the processing process, freezing is avoided, the flavored flowing stuffing can become a solid state after being placed for a period of time at normal temperature, and stuffing wrapping is convenient at the normal temperature. The low-sugar and low-oil flavored flowing stuffing provided by the invention can be used for high-temperature heated products.

The invention discloses a scheme for designing a circuit used for verifying the oscillation starting reliability of a crystal oscillator. According to the scheme, a digital-controlled variable resistor is integrated in a traditional crystal oscillator circuit, the resistance value can be controlled flexibly by the resistor through a digital switch, in this way, a critical condition for oscillation starting of the crystal oscillator can be obtained by changing the resistance when the oscillation starting reliability of the crystal oscillator is verified, and then the safety factor of oscillation starting of the crystal oscillator is calculated. By the adoption of the scheme for designing the circuit used for verifying the oscillation starting reliability of the crystal oscillator, cost for testing oscillation starting of the crystal oscillator in the later stage is greatly reduced, time for testing oscillation starting of the crystal oscillator in the later stage is greatly shortened, extra expenditure on PCB testing boards is reduced, and the oscillation starting reliability of the crystal oscillator is verified more accurately.

The invention provides intelligent sorting equipment for blood collection tubes. The intelligent sorting equipment comprises a conveying device, a scanning device and a sorting device. The conveying device is obliquely arranged, a plurality of hanging lugs which are in synchronous transmission with the conveying device are arranged on the higher side of the conveying device, and the distance between every two adjacent hanging lugs is adaptive to the diameter of the blood collection tubes. The scanning device is fixed above the conveying device, and the scanning device scans the label information on the blood collection tubes. The sorting device comprises a sorting device body and a plurality of sorting grooves. The sorting grooves are formed in the direction perpendicular to the conveyingdirection of the conveying device. The sorting grooves are adjacently connected with the conveying device. One blood collection tube corresponds to one sorting groove in position. According to the intelligent sorting equipment for the blood collection tubes, the conveying device is obliquely arranged, in combination with the hanging lugs, the blood collection tubes are stably conveyed, sample outflow and damage are not easily caused, automatic sorting is achieved, the sorting is more accurate, and the sorting efficiency is higher.

The invention relates to the technical field of food coloring agents, in particular to the application of L-arabinose in the coloring agent of fried surimi products. The coloring agent containing L-arabinose is added to 1 times the weight of oil and heated in advance. Stir-fry the sugar color, then add 5-10 times of water to make a golden syrup, put the surimi products into the syrup, make the surface evenly coated with the syrup, and fry it. The caramelization reaction occurs, and the colored syrup is coated on the surface of the surimi products, which can make the surimi products show an attractive golden yellow color after frying; Due to the low temperature, short time and fast coloring, it is not easy to produce carcinogenic substances such as acrylamide.

The invention discloses a receiver for a 25 HZ phase-sensitive track circuit, and the receiver comprises a matching transformer which comprises a primary coil and a secondary coil. A primary coil of the matching transformer is connected with a relay transformer of the 25HZ phase-sensitive track circuit, and the matching transformer is used for carrying out impedance matching on the 25HZ phase-sensitive track circuit so as to convert an original voltage signal of the track circuit output by the relay transformer into a first voltage signal; the ratio of a primary coil to a secondary coil of the matching transformer is 1: 1; and two board cards, each of which is connected with the secondary coil of the matching transformer and is used for collecting the first voltage signal so as to obtain the state of the track. Redundant collection of track signals is achieved, the fault guiding safety side is met, and the reliability of the receiver is effectively improved.

The invention discloses a hoisting device with a multi-position steering function for installation of a building main structure, and belongs to the field of building main structures. The hoisting device comprises a top plate, a reinforcing plate and a bottom plate, wherein the left side face of the top plate is fixedly connected with the upper surface of the bottom plate through the reinforcing plate, and the lower surface of the top plate is fixedly connected with the upper surface of the bottom plate through a supporting column; a driving mechanism is arranged on the outer surface of the supporting column, a connecting plate is fixedly connected to one end of the driving mechanism, and a bearing plate is fixedly connected to the upper surface of the connecting plate; and a steering mechanism is clamped to the upper surface of the bearing plate, and a first fixing rope is arranged in the steering mechanism. The hoisting device with the multi-position steering function for installationof the building main structure has the advantages that it is not needed to control a whole supporting main body to move during steering, a supporting plate can be adjusted to change the position of the gravity center of a hoisted object during hoisting, and the supporting plate can be stabilized to prevent shaking in the hoisting process.

The invention relates to a thermal shrinkage soldering tin ring, which comprises a heat-shrinkable tube, two rubber rings arranged at the two ends in the heat-shrinkable tube in a sleeving mode respectively, and a soldering tin ring arranged in the heat-shrinkable tube in a sleeving mode and located between the two rubber rings, wherein a spacer ring which shrinks when heated is arranged between the soldering tin ring and the rubber ring, and the complete dissolving temperature of the soldering tin ring, the complete dissolving temperature of the rubber ring and the complete shrinking temperature of the heat-shrinkable tube are all higher than the complete shrinking temperature of the spacer ring. According to the invention, the rubber ring and the soldering tin ring are separated, so thatthe phenomenon that after the rubber ring and the soldering tin ring are melted, a hot melt adhesive and soldering tin are subjected to contact mixing is reduced, and the connecting strength of the thermal shrinkage soldering tin ring to two wires is improved.

The invention provides a floating friction plate whole-process damage identification and service life prediction method and equipment. The method comprises the following steps that a floating friction plate operates in a simulated service environment, in-plane deformation and out-of-plane displacement images of the floating friction plate are measured in a non-contact mode through the three-dimensional DIC technology, data analysis is conducted, and relation between a complete damage accumulation item and fatigue life prediction of the floating friction plate in an experiment is obtained; and the image information of the floating friction plate is imported into the relationship, and damage identification and service life prediction are carried out. According to the invention, the experimental state data of the floating friction plate can be measured in a non-contact manner, two factors of in-plane deformation and out-of-plane displacement which have great influence on data analysis of the floating friction plate are concerned at the same time, and the service life prediction accuracy of the floating friction plate is improved.

The invention discloses a receiver for a 50HZ phase-sensitive track circuit, and the receiver comprises a matching unit which comprises a transformer and a plurality of capacitor assemblies, a primary winding of the transformer is connected with a relay transformer of the 50HZ phase-sensitive track circuit, and each capacitor assembly is connected in parallel with the primary winding of the transformer; the matching unit is used for performing impedance matching on the 50HZ phase-sensitive track circuit so as to convert an original voltage signal of the track circuit output by the relay transformer into a first voltage signal; and the board card group is connected with the secondary winding of the transformer and is used for acquiring the first voltage signal so as to judge the state of the track. According to the invention, phase adjustment of the original voltage signal and the first voltage signal can be realized through the capacitor assembly so as to satisfy one-time adjustment of the track circuit; redundant collection of track signals can be achieved through the board card set, and therefore the reliability of the receiver is improved.

The invention discloses a counting type packaging device for mask production, and relates to the technical field of mask production. The counting type packaging device comprises a base. A fixing frameis connected to the top end of the base, a bearing frame is installed above the outer wall of the fixing frame, a reserved channel is formed in the inner side of the bearing frame, a reserved openingis formed in the bearing frame in a penetrating mode, one side of the inner wall of the reserved opening is connected with a spring clamp, and the other side of the inner wall of the reserved openingis provided with a hook. The counting type packaging device for mask production has the beneficial effects that under the continuous driving effect of a servo motor, a first fixed block and a secondfixed block are made to abut against each other through a rotating shaft, a movable plate is in a static state relative to a fixed plate, the rotating shaft continuously pulls a traction rope, the traction rope pulls a bearing plate, therefore, the bearing plate rotates around the connecting shaft to incline, bagged masks on the surface of the bearing plate can slide to the bearing frame conveniently, and batch packaging treatment on the pre-packaged masks is completed through a packaging belt.