32results about How to "No security risk" patented technology

The invention discloses a server hot key setting method, device and equipment and a readable storage medium, and is applied to the field of hot key seting.The server hot key setting method comprises the steps that a hot key file formulated by a user on a setting interface based on a hot key custom form is obtained; determining a target hot key function according to the option name of the hot key file, and determining a target hot key scan code according to the key name of the hot key file; updating a mapping table according to the target hot key scan code and the target hot key function, and storing; the mapping table stores a mapping relationship between the keyboard scan code and the keyboard function; when the server is restarted, the updated mapping table takes effect. The problems that personalized customization of server hotkeys is difficult to realize and is not friendly to users are solved.

The invention discloses bio-based antibacterial powder for textile coloring, the bio-based antibacterial powder is a nano colored particle with a core-shell structure, which takes a natural coloring agent as a core and a polymer polymerized by a bio-based antibacterial monomer, a polymer monomer, a silicon modified monomer and a dispersing agent as a shell, and the mass ratio of the core to the shell is 1: (1-3). The invention further discloses a preparation method and application of the bio-based antibacterial powder for textile coloring, the coloring agent and the dispersing agent are used as water phases, the polymeric monomer is used as an oil phase to prepare dispersion liquid of the nano coloring particles, and the bio-based antibacterial powder is prepared by adopting a spray drying method. Compared with a traditional antibacterial agent, the antibacterial powder coating has the advantages of being low in storage and transportation cost, good in durability and excellent in hand feeling and breathability, no other auxiliaries are needed in a system, and the antibacterial powder coating has the advantage of being low in water consumption. The antibacterial powder disclosed by the invention can also be applied to antibacterial finishing of other flexible base materials or rigid base materials, such as MDF plates, automotive interiors and the like.

A method for obtaining key attributes of canopy trees based on unmanned aerial vehicle oblique photography relates to the field of image data processing, and comprises the following steps: S1, unmanned aerial vehicle oblique photography, S2, DSM data splicing, S3, DEM data obtaining, S4, data processing, and S5, forest key factor extraction. According to the method, a large area can be covered in a short time, the image data of the forest trees can be rapidly collected, indoor data analysis is carried out, key attribute elements of the trees are obtained, the cost is only one tenth of that of traditional manual investigation, and almost no personnel safety risk exists. And simultaneously. Position signals are obtained in the air, the positioning precision is high, the tree tip position is recognized through an algorithm, the geographic coordinates and the height of the tree are obtained, and the data precision is high; image data are collected through different angles such as inclination, the tree height and crown breadth are identified through an algorithm, manual intervention is greatly reduced, and the investigation efficiency and precision are improved.

The invention provides a detonator fixing device with an automatic explosive ordnance disposal function, which comprises an outer shell, a detonator fixing cavity for arranging a detonator is formed in the outer shell, and the bottom of the outer shell is composed of a dumping wall with a cylindrical surface structure and a supporting wall with a planar structure; a liquid containing cavity used for containing mercury and a liquid drainage cavity used for receiving the mercury are formed in the outer shell, and the liquid containing cavity and the liquid drainage cavity are communicated through a liquid drainage flow channel, an exhaust flow channel, a liquid drainage hole of the rotary valve and an exhaust hole of the rotary valve. A plug and a spring are arranged in the liquid drainage flow channel and used for adjusting and stabilizing the flow speed of mercury. After the detonator is fixed by the device, the device and the detonator are fixed in situ within a certain period of time, and the period of time is enough for operators to arrive at a safe area and detonate the detonator; if misfire happens to the detonator, after a period of time, the device can drive the detonator to automatically rotate by 90 degrees, the jet flow direction of the detonator is adjusted to be far away from the explosive from being right opposite to the explosive, and the danger to workers due to the fact that the misfire detonator is detonated at any time is avoided.

The invention discloses an induction heating brazing machine which comprises a power supply cabinet, a hose and a brazing machine, an induction heating circuit is arranged in the power supply cabinet, a water pump and a circulating cooling water tank are arranged in the power supply cabinet, one end of the hose is connected with the power supply cabinet, the other end of the hose is connected with the brazing machine, and a water inlet pipe, a water return pipe, an anode cable and a cathode cable are arranged in the hose. The brazing machine comprises a shell and an induction coil, one end of the shell is provided with an end plate, the end plate is provided with an anode copper sleeve and a cathode copper sleeve, the induction coil is made of a copper pipe, and one end of the induction coil made of the copper pipe is connected with the anode copper sleeve. The invention has the following technical effects: 1, flammable and explosive gas is not needed, and no safety risk is caused to human body and property; harmful gases such as carbon monoxide and carbon dioxide are not generated, and the method is environment-friendly; thirdly, the welding surface is flat, and the welding quality is high; the coil is cooled in a water passing mode, and the coil is prevented from being burnt out in the heating process.

This invention provides the preparation and application of a strain of *Lactiplantibacillus plantarum* INM3104 that reduces raffinose in whole grain dough. This strain, *Lactiplantibacillus plantarum* INM3104, which degrades raffinose, was deposited at the Guangdong Provincial Microbial Culture Collection Center on April 11, 2024, with accession number GDMCC NO:64512. The advantages are: it only reduces the raffinose content in whole grain products, while also improving the flavor and quality of the whole grain products; the whole grain products produced using this preparation do not affect the overall processing of the whole grain products after fermentation, not only improving the taste of the whole grain products but also reducing the adverse factors associated with whole grain products.

The invention provides a defoaming agent for digestive endoscopy as well as a preparation method and a use method thereof, and belongs to the technical field of medicines. The defoaming agent comprises 1%-10% of organic silicone oil and 90%-99% of polyethylene glycol; the preparation method comprises the following steps: weighing the organic silicone oil and the polyethylene glycol according to a set proportion, and respectively heating to 75-85 DEG C to form a hot melt; carrying out isothermal mixing on the two components to obtain a mixed hot melt, and carrying out intermittent shearing and stirring in a wall breaking machine to obtain an emulsified melt; flatly spreading the emulsified molten liquid in a pre-cooled container, sealing a cover, and freezing to obtain a white waxy sheet block; and crushing and sieving the white waxy sheet blocks to obtain white organic silicone oil dry milk powder, namely the defoaming agent. The method comprises the following steps: adding water into a defoaming agent and uniformly mixing to prepare a silicone oil emulsion before digestive endoscopy; the composition is orally taken or sprayed on an examined part. The dry emulsion type defoaming agent provided by the invention is simple in formula, free of additives, free of any potential safety risk, safe and reliable, good in stability and excellent in defoaming effect.

The invention relates to a prediction method, in particular to a pinus koraiensis pine cone yield prediction method which comprises the following steps: S1, unmanned aerial vehicle oblique photography, S2, image processing, S3, orthographic splicing, S4, pine cone recognition and S5, yield prediction. According to the method, a large area can be covered in a short time, Korean pine image data can be rapidly acquired, indoor data analysis is carried out, the acquisition cost is only one tenth of that of traditional manual investigation, and almost no personnel safety risk exists. According to the method, the unmanned aerial vehicle is adopted to collect data, the efficiency is high, investigation can be carried out in a slightly allowed aerial photography window period in weather, the flexibility is high, the influence of topographic elements and accumulated snow elements is small, and the adaptability is high. The method comprehensively investigates the measurement area, identifies the positions and number of pinecones through an algorithm, greatly reduces manual intervention, and improves the investigation precision.

The present invention provides a method for preparing an isothiazole-5(2H)-imine compound and its application. The method uses a thioacrylamide compound shown in formula I as a raw material, and a polysubstituted isothiazole-5(2H)-imine compound shown in formula II undergoes a ring-forming reaction under the action of an organic high-valent iodine compound. Compared with the preparation method of polysubstituted isothiazole-5(2H)-imine compounds in the prior art, the present invention utilizes an organic high-valent iodine compound to participate in the ring-forming reaction of the thioacrylamide compound, thereby realizing the preparation of polysubstituted isothiazole-5(2H)-imine compounds. The synthesis method has the advantages of easy availability of raw materials, mild reaction conditions, no safety risks, and no need to use a metal catalyst.

The invention belongs to the technical field of communication security, and particularly relates to a nuclear power DCS information encryption system, method and device. The system is based on a certificateless SM2 algorithm, and is suitable for nuclear power DCS system safety protection. According to the method, a public and private key generation process of an SM2 algorithm is replaced by SCHNORR signatures twice, a public key of a key generation center is bound to yi, then yi is bound to a public key of a user, complex certificate management overhead is avoided, the security risk of key escrow is avoided, and the security and the performance can be improved.

This application discloses a power supply device for testing electronic equipment, comprising: a power supply mechanism including a housing, a power supply, and a power connector, wherein the power supply is disposed within the housing, and the power connector is disposed at the rear end of the housing, and the power supply and the power connector are electrically connected; a fixing mechanism having a first cavity for mounting the power supply mechanism and a second cavity for mounting the device under test; and an adapter disposed between the first and second cavities, wherein when the power supply mechanism is mounted in the first cavity, the power connector is electrically connected to the adapter, and power is supplied to the device under test through the adapter. This application solves the problem of inconvenient operation when testing power supply for server nodes in related technologies.

The utility model discloses a continuous casting submersed nozzle centering detection device, which comprises two main bodies which have the same structure and are symmetrically distributed, each main body comprises two cover plates, and the same side edges of the two cover plates are connected through a connecting plate; a handle is arranged at the bottom of the bottom cover plate; a sliding rod is installed between the two cover plates in a sliding mode, a spring is installed in parallel with the sliding rod, and the spring is located between the edges, opposite to the connecting plates, of the cover plates. A scale groove is formed in the cover plate and is parallel to the motion trail of the sliding rod. During detection, the two main bodies clamp the submersed nozzle from the two sides, the sliding rod tightly attached to the spring slides along the sliding rail along with deformation of the spring, the sliding rod points to the scales of the scale grooves in the corresponding positions, and whether the water outlet is centered or not can be rapidly and visually judged by comparing the scale values on the two main bodies.

A relay belongs to the technical field of relays and comprises a frame, an iron core, a coil winding, a yoke, a pressure spring, an armature, a pushing card, a movable spring leading-out pin, a movable reed, a movable contact, a static spring leading-out pin, a static reed and a static contact. The angle of the right lower bending part of the middle part of the movable contact spring is 137.5 + / -0.5 degrees, and the angle of the right part of the movable contact spring close to the right upper bending part of the movable contact is 145.5 + / -0.5 degrees; the angle of the downward bending part of the middle part of the static reed is 90 degrees + 1 degree / -0 degree; by bending the movable reed and the static reed, the contact gap of the relay is greater than or equal to 1.8 mm after the relay is assembled; the coil winding comprises a coil holder and a coil, and the diameter of the coil winding is smaller than or equal to 10 mm. The beneficial effects of the utility model are that the arc extinguishing capability is strong, the relay can operate normally when a large current is used, and no safety risk exists.

This invention relates to molded articles made from pulp compositions possessing grease and water resistance properties. Food-safe compositions and articles thereof possessing grease and water resistance properties are provided, comprising petroleum wax-based aqueous emulsions, food-safe coating formulations, and alkyl ketene dimers (AKD), wherein the compositions exhibit grease and water resistance properties and are free of fluorinated compounds. Methods for manufacturing the compositions are provided, as well as methods for using the compositions to form pulp molded articles such as food-safe containers and other pulp-based food packaging and utensils.

This invention relates to a method for calibrating a continuous casting solidification heat transfer model using a low-magnification model of a cast billet. Without requiring precise data on the model's physical properties, and without relying on nail guns or temperature measurement, the model is calibrated by reading the low-magnification value of the cast billet and determining the shell thickness during the process. The cast billet is obtained using a light-pressure continuous casting process. The shell thickness H corresponding to at least two rolls in the light-pressure region of the continuous casting is read from the low-magnification value of the cast billet. The shell thickness corresponding to the N# roll is recorded as Hn, and the shell thickness of the N+1# roll is Hn+1. The solidification position of the rolls corresponding to the shell thickness equal to H is found from the model's calculation results. The spacing between the aforementioned two or more roll positions is calculated. The calculated roll spacing is compared with the actual roll spacing. The equivalent thermal conductivity m is adjusted until the calculated roll spacing is closest to the actual roll spacing. Then, the equivalent thermal conductivity m is solidified, at which point the model is considered calibrated.

The invention discloses in-well liquid level measuring equipment and method based on the sound wave principle, which are applied to the field of sound wave distance measurement and in-well dynamic monitoring and aim at solving the problems that in the traditional wired liquid level measuring technology, a probe and a cable are prone to being damaged, high in cost, short in service life, difficult to dynamically monitor for a long time, inaccurate in measurement under complex well conditions and the like. By means of the propagation characteristic of sound waves in a shaft, excitation equipment is arranged right opposite to a well mouth, and a bidirectional probe is installed in the shaft close to the well mouth and used for detecting sound wave signals excited by the excitation equipment and sound wave signals reflected by the liquid level; the depth position of the liquid level in the well is calculated by calculating the round-trip time difference of sound waves and combining the wave velocity of the sound waves in the well.

The invention provides soft-coke oil-control makeup-holding composite powder for cosmetics and a preparation method of the soft-coke oil-control makeup-holding composite powder, belongs to the technical field of cosmetic powder, and solves the technical problems of short makeup-holding time, unnatural makeup feeling and the like in the prior art. The composite powder provided by the invention comprises the following components: a component I: 45-85 parts by mass of modified two-dimensional sheet structure powder; 25-55 parts by mass of silica with a porous structure, the porous structure of the silica can increase the specific surface area and enhance the oil absorption capacity, the skin feeling is lighter, and a certain soft coke effect is achieved; and a component III: 0-10 parts by mass of a surface treating agent. According to the prepared composite powder, the oil control capacity is improved, meanwhile, the product can be endowed with light skin feeling and an excellent soft coke effect, the purposes of keeping makeup and controlling oil can be achieved, and meanwhile the phenomena that after a consumer makes up, oil is absorbed darkly, and the brightness is too high and unnatural are effectively prevented.

The invention discloses a method for rescuing a CCTV robot in an old pipeline based on a rescue trolley, and the method comprises the steps: S1, conveying the rescue trolley into an inspection well to rescue the CCTV robot when the CCTV robot falls into a blind well or an underground tunnel; s2, a wire of the trapped CCTV robot is tensioned and then sleeved into a movable bayonet in a steel pipe of the rescue trolley, and the movable bayonet is locked; s3, the rescue trolley advances to the trapped area of the CCTV robot, the position of the rescue trolley is adjusted through a picture returned by a camera of the CCTV robot, and braking is conducted after position adjustment is completed; s4, pulling an electric wire of the trapped CCTV robot to enable the CCTV robot to be lifted to the air by the suspended end of the steel pipe; and S5, the rescue trolley is withdrawn towards the original road, and rescue succeeds.

The utility model provides an auxiliary device for separating an electric drive box drive motor from a transmission assembly. The device comprises a supporting base which is arranged on the horizontal plane, and the upper surface of an upper plate is provided with a first fixing frame and a second fixing frame which are used for fixing a driving motor; and the hydraulic device is suspended above the supporting base through a portal frame, and the transmission assembly is separated from the driving motor through a built-in hydraulic cylinder. According to the auxiliary device for separating the driving motor of the electric drive box from the transmission assembly, the labor intensity can be reduced, the overhaul period of the electric drive box is effectively shortened, meanwhile, the potential safety hazards of overhaul of the electric drive box are eliminated, and overhaul personnel are protected.

The purpose of the invention is to solve the problem of long time consumption of graph and model transaction re-pointing work in the prior art. Therefore, the invention provides the DTU station live-line rapid point-aligning method and device, a plug of the DTU station live-line rapid point-aligning device is inserted into a DTU terminal screen, an on-site worker operates the DTU station live-line rapid point-aligning device, telemetering is carried out by pressing a button on the device, switching-on and switching-off of a switch and different position states of ground knife position operation are simulated, and the DTU station live-line rapid point-aligning device is operated by the on-site worker. Generating an analog electric signal; the analog electric signal is uploaded to a master station; field personnel confirm that the master station receives corresponding control information through communication connection; the background issues a pre-control instruction for remote control point checking, the corresponding change of the indicating lamp is observed according to the control instruction, and the change is fed back to the master station, so that the automatic point table checking work of the master station and the field terminal is completed. According to the technical scheme, a large amount of working time is saved. In addition, no technical threshold exists in use, and point alignment work can be easily carried out.

The utility model relates to a steel mixing pool vertical temperature measuring device which comprises a main pipe, branch pipes, wires, temperature probes, transmitters and a height adjusting mechanism, the main pipe is vertically arranged, the upper end of the main pipe is provided with the height adjusting mechanism, the lower end of the main pipe is provided with a plurality of branch pipes in a downward inclined mode, the main pipe is communicated with the branch pipes, and the temperature probes are arranged on ports of the branch pipes respectively. And each temperature probe is electrically connected with a transmitter arranged outside the steel mixed water tank through leads in the branch pipe and the main pipe. The beneficial effects of the utility model are that when the temperature probe breaks down, the main pipe is lifted through the height adjusting mechanism, and a technician can directly replace the broken-down temperature probe, so that the technician can simply and conveniently replace the temperature probe without safety risk.

The utility model relates to the technical field of waste gas treatment, and discloses an adsorption regeneration non-condensable tail gas biological reduction system which comprises a biological compatibilization reactor, an oxygenation fan, a biological agent adding tank and a circulating water pump, a filter material layer is arranged in the biological compatibilization reactor, and microbial flora is loaded on the surface of the filter material layer; and the oxygenation fan is connected to the bottom of the biological compatibilization reactor through a pipeline. According to the utility model, the reduction of non-condensable tail gas organic pollutants in the adsorption regeneration process is realized through the matching of the biological compatibilization reactor, the oxygenation fan, the biological agent adding tank and the circulating water pump, the organic pollutants are degraded by utilizing microorganisms, the final products are carbon dioxide and water, other secondary pollution is avoided, combustion treatment processes such as high temperature and flame are not involved, and the environmental pollution is avoided. Therefore, the practicability, the reliability and the safety are taken into consideration, and meanwhile, the problem of non-condensable tail gas treatment in an adsorption regeneration process is solved.

The invention discloses an aero-engine test run lubricating oil filling device, and belongs to the technical field of aero-engine test run, the aero-engine test run lubricating oil filling device comprises a lubricating oil filtering vehicle, the lubricating oil filtering vehicle comprises a lubricating oil tank and an oil conveying pipe, and the oil conveying pipe is used for communicating the lubricating oil filtering vehicle with an oil gun; the lubricating oil filling mechanism comprises a lower hanging bin, a curved hose and a hard pipe, the front gunstock mechanism and the rear gunstock mechanism are used for supporting and limiting the oil gun, the oil gun is communicated with the first end of the curved hose, and the second end of the curved hose is communicated with the hard pipe. Lubricating oil can be filtered through the lubricating oil filtering vehicle to obtain lubricating oil with high cleanliness, the lubricating oil is conveyed to the oil gun through the oil conveying pipe, supporting limiting and storage of the oil gun are achieved through the lubricating oil filling mechanism, the oil gun can be conveniently taken for lubricating oil filling operation of an engine, the limited operation space on the rack is not occupied in the working period of the test bed, and the working efficiency is improved. Meanwhile, the phenomenon that lubricating oil is splashed and scattered in the transportation and filling process is eliminated, and the safety risk caused by lubricating oil filling on a test bed is avoided.

The utility model relates to a stepless lifting platform device, and belongs to the technical field of lifting auxiliary mechanical equipment. Comprising a support, a base, a lifting device and a material supporting frame. The base is arranged at the top of the support, a lifting device is installed on the base, a material supporting frame is installed at the top of the lifting device, the material supporting frame is used for supporting a workpiece, and the lifting device drives the material supporting frame to move up and down; the material supporting frame is moved to the position below a workpiece through the lifting device, the material supporting frame and the workpiece are located on the same axis, meanwhile, the material supporting frame bears the weight of the workpiece, the workpiece can be easily disassembled, and the safety of workers is guaranteed while the efficiency is improved.

The utility model provides a dust exhaust device used in the iron mixing process of a converter, which comprises a support erected right above a molten iron tank, a dust exhaust hood opposite to a tank opening of the molten iron tank is arranged on the support, the dust exhaust hood is lifted up and down through a lifting air cylinder, a dust exhaust pipeline is communicated with the outer side of the dust exhaust hood, and the dust exhaust pipeline is communicated with the molten iron tank. A powerful fan is arranged in the dust exhaust pipeline close to one end of the dust exhaust hood, a spraying mechanism is arranged in the dust exhaust pipeline far away from one end of the dust exhaust hood, and the lifting cylinder and the spraying mechanism are respectively connected with a controller; the device is low in manufacturing cost, has no safety risk, can achieve the purpose of controlling dust overflow to influence the environment, and effectively ensures the body health of converter steelmaking workers.

The invention discloses a movable foot board device which comprises a support (11), a reciprocating belt conveyor (1) is fixedly arranged at the top of the support (11), a plurality of limiting mechanisms (6) are arranged on the two sides of the support (11), the two sides of a foot board plane (3) are installed on the limiting mechanisms (6) on the two sides of the support (11), and the foot board plane (3) can move in the horizontal direction. According to the invention, the safety of operation can be improved, dangerous sources are reduced, and the cleaning and maintenance time of the upper cover of the steeper can be shortened.

The application belongs to the technical field of carbon dioxide capture, and discloses a high-energy-efficiency intelligent electrochemical carbon capture system, a capture unit, two closed loops for alternately operating, and a closed loop for capturing and releasing carbon dioxide, wherein the closed loop is composed of a capacitive adsorption device, an inductor and a metal oxide semiconductor field effect transistor; an energy storage and purification unit is used for purifying and storing energy of the captured carbon dioxide in the capture unit by means of a double-layer capacitor voltage transformation separation device, and the electric energy discharged from one capture unit is stored for supplying power to the closed loop of another capture unit; the double-layer capacitor voltage transformation separation device captures carbon dioxide during the energy storage process; and an energy monitoring unit is used for monitoring the alternately operating precise control of the capacitive adsorption device in the capture unit, realizing stable operation monitoring of the capture process, and supplementing the energy of the capacitive working loop in the energy storage and purification unit.

The invention provides kluyveromyces marxianus INM3118 capable of reducing tryptophol, a preparation method of the kluyveromyces marxianus INM3118 and application of the kluyveromyces marxianus INM3118 to wholewheat products, the kluyveromyces marxianus INM3118 is preserved in Guangdong Microbial Culture Collection Center on August 13, 2024, the preservation number of the kluyveromyces marxianus INM3118 is GDMCC 65004, and the preservation address of the kluyveromyces marxianus INM3118 is No.59 building, No.100 Yard, Xianlie Middle Road, Guangzhou, Guangdong. The method has the advantages of effectively reducing the content of tryptophane after the whole wheat dough is fermented, improving the taste of the whole wheat product and reducing the bitter taste.

This utility model discloses an automated chip removal device for pipe fittings, comprising: a pushing mechanism; the pushing mechanism includes: a push rod and a push rod drive component; the push rod is hollow inside and connected to an air source; the outer side of the push rod has multiple air blowing holes communicating with its interior; the push rod drive component is kinetically connected to the push rod, so that the push rod extends into the pipe fitting along a first direction to remove residual chips and cutting fluid from the pipe fitting. This utility model automates the removal of residual chips from pipe fittings, is highly efficient, facilitates chip collection, and poses no safety risks.

The utility model discloses a device for measuring the total thickness of casting powder of a continuous casting crystallizer, which relates to the technical field of casting powder measurement and comprises a crystallizer connecting frame, two groups of clamping components are arranged at the bottom end of the crystallizer connecting frame, and a timer is arranged on one side of the crystallizer connecting frame. A graduated scale is arranged at the top end of the crystallizer connecting frame through a control adjusting assembly, an asbestos circular plate is arranged at the bottom end of the graduated scale, and a measuring wire penetrates through the graduated scale and the middle of the asbestos circular plate. By arranging the control adjusting assembly, the purpose of fixing the graduated scale under the action of the threaded rod and the limiting plate can be achieved, and then the problem of graduated scale displacement caused by vibration of the crystallizer, manual collision or improper operation is solved; the situation that adjustment or recalibration needs to be carried out due to measurement interruption caused by the displacement of the graduated scale is avoided, and the accuracy of thickness measurement of the casting powder is guaranteed.