30results about How to "Simplify the operation steps" patented technology

The invention discloses fluorescent carbon quantum dots as well as a preparation method and an application thereof. The preparation method of the carbon quantum dots comprises the steps of adding secondary water into malic acid (or malic acid and ethanol amine, or malic acid and ethane sulfonic acid), which serves as a raw material, carrying out ultrasonic treatment so as to obtain a clarified solution, putting the clarified solution into a microwave oven, reacting for 5-20 minutes so as to obtain solid, dissolving, filtrating, and dialyzing, so as to obtain undoped (or nitrogen-doped, or sulfur-doped) water-soluble fluorescent carbon quantum dots. The preparation process of the carbon quantum dots disclosed by the invention is simple, and the prepared carbon quantum dots are stable in optical property and good in biocompatibility. The carbon quantum dots disclosed by the invention can be applied to the fields of the analysis and detection on Fe<3+> in water, the biological imaging of living cells, fluorescent ink and the like.

The invention provides a vehicle carrying scheme that lifting racks are used for lifting a vehicle above a vehicle top so as to perform leap-type translation in order to solve the problems that existing parking devices with the comb teeth for supporting, storing and withdrawing the vehicle are low in using ratio of the ground, inflexible in application, poor in storing and withdrawing efficiency and the like. Besides, by means of mutually communicated storing and withdrawing rack channels which are distributed below all comb-shaped parking racks of a parking queue, comb-shaped storing and withdrawing racks of carriers can directly and rapidly move and operate between each comb-shaped parking rack and vehicle storing and withdrawing port, the process of lifting and putting the road vehicle to a garage can be simply finished by the aid of comb-shaped lifting racks which are arranged at positions of the vehicle storing and withdrawing ports, a system is effectively simplified, and the efficiency is increased.

The invention discloses a camellia seed huller comprising a support, a hulling mechanism, a suction fan, a screening mechanism and a vibrating mechanism. A plurality of shaft seats are disposed on the support. The hulling mechanism is fixed above the support and comprises a feed hopper. A roller is disposed below the feed hopper and is in transmission connection with a spindle. The spindle is disposed in the shaft seats on the support. One end of the spindle is provided with a pulley; the pulley is in transmission connection with a motor disposed at the bottom of the support, through a belt. The camellia seed huller has the advantages that residue is treated by means of inverse suctioning of broken shells, the use of the suction fan and a blowing fan allows more excellent overall effect, residue removal efficiency is higher, operating steps are simpler, maintenance difficulty caused by excessive complexity of equipment is avoided, a buffer structure allows the life of the equipment to be longer and noise to be controlled, and the equipment has better advantages and performances than the prior art.

The invention relates to an optimized costume structure. The existing costume is single in structure, plane logos printed by laser, printed or sewn are arranged on the costume, appearance is characterless, and focus stands out rarely. The invention provides an optimized costume structure which is characterized in that a silicone layer is arranged on the upper layer of the face of the costume. A plurality of symmetrical buffering modules are formed in a buffering layer, and an air layer is arranged between the silicone layer and the buffering layer. An interval groove is arranged between the adjacent buffering modules. The buffering layer is made of EVA or foaming materiel. According to the heat-transfer-printing three-dimensional silicone costume, the three-dimensional silicone layer, namely patterns or various logos, is arranged on the upper layer of the face of the costume and plays a role of striking; wear resistance and sliding resistance of the costume are improved, and product quality is enhanced; the buffering layer arranged in the silicone layer plays roles of buffering and protecting, wear or damage caused by hit or collisions with hard objects can be avoided.

The invention discloses a fluorescent carbon quantum dot and a preparation method and application thereof. The preparation method of the carbon quantum dot is as follows: taking glucose and asparagine as raw materials, adding a sodium hydroxide aqueous solution, carrying out ultrasonic treatment to obtain a clarified solution, heating to 200 DEG C by an oil bath to react for 30 minutes to obtain solids, and dissolving, filtering and dialyzing to obtain a nitrogen-doped water-soluble fluorescent carbon quantum dot. The preparation process of the carbon quantum dot in the invention is simple, and the prepared carbon quantum dot is stable in optical properties and good in biological compatibility. The carbon quantum dot in the invention can be used for analyzing and detecting Fe<3+> and S<2->, and can also be used in the fields of living cell biological imaging and the like.

The invention discloses a matrix-free phosphorescent carbon quantum dot as well as a preparation method and application thereof. The preparation method comprises the following steps: using glucose and aspartic acid as raw materials, adding a sodium hydroxide aqueous solution and carrying out ultrasonic operation to obtain a clarified solution; heating the clarified solution in an oil bath at the temperature of 150 DEG C for 5 minutes to obtain the carbon dot with solid phosphorescent properties. The phosphorescent carbon quantum dot disclosed by the invention is high in yield and long in service life; in addition, the phosphorescent carbon quantum dot is synthesized by one step and no extra matrix is needed; the carbon quantum dot can be applied to the fields of counterfeiting, information encryption and the like.

The invention relates to a screwless cervical spine anterior fixation plate and a fixation method thereof. So far, the plate screw system contains at least 4 screws, and any screw loosening or falling out will lead to surgical failure, and the incidence rate is also between 1% and 3%. The distance between the screw and the fixed plate and the lower edge has It may affect the motor function of adjacent segments, and even cause early degeneration; the fixation process takes a long time, which increases the risk of surgical complications such as infection. The central position of the fixed plate of the present invention is provided with a lookout hole, the fixed plate is provided with plate-shaped nails, and the fixed plate and the plate-shaped nails are of an integrated structure. The present invention does not have screws, and the inherent plate-like nails are provided with serrated hooks, which eliminates the complications of screw loosening or prolapse; the fixing plate and the plate-like nails are integrated, shortening the length of the plate and reducing the impact on adjacent segments. Possibility of impact; the simplification of operation steps shortens the operation time and reduces the complications such as infection caused by prolonged exposure time.

The invention discloses sunlight-excitable phosphorescent carbon quantum dots, a preparation method therefor and an application of the sunlight-excitable room-temperature phosphorescent carbon quantumdots. The preparation for the carbon quantum dots comprises the steps: 1) placing diethylene triamine pentacetic acid in a reaction vessel, adding secondary water, carrying out thorough stirring, andcarrying out ultrasonic treatment, so as to obtain a settled solution; 2) placing the settled solution containing reaction vessel in a baking oven, heating a temperature of the reaction vessel to 150DEG C to 200 DEG C, and carrying out a reaction for 3 to 8 hours, so as to obtain yellowish liquid; 3) taking out the reaction vessel, naturally cooling the reaction vessel, carrying out filtering toremove insolubles so as to obtain a clarified solution, and carrying out dialyzing treatment, so as to obtain an aqueous solution of the phosphorescent carbon quantum dots; and 4) subjecting the aqueous solution of the phosphorescent carbon quantum dots to freeze drying, thereby obtaining the target product. The phosphorescent carbon quantum dots disclosed by the invention are high in quantum yield and long in lives and are synthesized in one step without adding an additional matrix. The prepared carbon quantum dots can be excited by an ultraviolet light of 365 nm to generate phosphorescence,can also be excited by sunlight to generate phosphorescence and can be applied to the fields of anti-counterfeiting, information encryption and the like.

The invention provides conveying equipment for an automated production line for steel grid plates. The conveying equipment comprises a rack, transmission shafts, multiple clamp mechanisms and multipletransmission belts. The two ends of the transmission shafts are mounted at the two sides of the rack through bearing seats correspondingly. Each transmission shaft is provided with multiple transmission wheels, wherein the number of the transmission wheels on one transmission shaft is the same as that of the transmission wheels on another transmission shaft. Each transmission belt is connected with the transmission wheels at the corresponding positions of all the transmission shafts an engaged manner. Each clamp mechanism comprises a limiting device A, a limiting device B and two or more clamp bearing plates. Each clamp bearing plate is mounted on the corresponding transmission belt. Each limiting device A and the corresponding limiting device B are mounted on the corresponding clamp bearing plates correspondingly. By means of the conveying equipment, all the clamp mechanisms used in all procedures for producing the steel grid plates are unified into the fixed form and mounted on an annular conveying belt of a conveying mechanism, so that the clamp mechanisms enable the manufacturing procedure positions to be changed with operation of the conveying belt; the automation level of steel grid plate production is raised; and product precision, quality and conformance are improved.

The invention relates to a thermal transfer printing procedure for silica gel on clothing. Current process steps for printing trademarks and patterns, which are made of the silica gel, on the clothing are complicated, the production efficiency is lower, and the large-batch and low-cost production requirements cannot be met. The thermal transfer printing procedure is characterized by comprising the following steps: (1) firstly, manufacturing a pattern by a computer and inducing the pattern into software of a laser machine; debugging laser thermal power and engraving the pattern by laser; curing the silica gel on a thermal transfer printing carrier according to the pattern or a font shape with set sizes to prepare a silica gel product; (2) tearing down packing paper at the bottom of the silica gel product; positioning by using positioning paper checks and then sticking the silica gel product on a cutting piece; (3) flatly paving the cutting piece needing to be subjected to transfer ironing on an ironing plate and carrying out automatic transfer ironing by a transfer ironing machine; after carrying out the transfer ironing for pre-set time, automatically lifting a main controller and taking out the cutting piece; carrying out the transfer ironing on the reverse side of the cutting piece. The thermal transfer printing method for the silica gel on the clothing is simple in operation procedure steps and easy to operate and implement; the quality of the silica gel product can be effectively controlled.

The invention discloses an edge sealing device capable of operating at high speed, an edge sealing method, a packaging machine and a packaging method. The edge sealing device comprises a longitudinalsealing film pulling device and a horizontal sealing clamping device which are distributed sequentially from top to bottom. The longitudinal sealing film pulling device comprises a first motor, a first transmission mechanism and a longitudinal sealing and edge sealing film pulling mechanism. An output shaft of the first motor drives the longitudinal sealing and edge sealing film pulling mechanismto work through the first transmission mechanism. The longitudinal sealing and edge sealing film mechanism comprises two longitudinal sealing edge film pulling wheels for heating and sealing and pulling the film. The horizontal sealing clamping device comprises a second motor, a second transmission mechanism and a horizontal sealing edge clamping mechanism. An output shaft of the second motor drives the horizontal sealing edge clamping mechanism to work through the second transmission mechanism. The horizontal sealing edge clamping mechanism comprises a horizontal seal sealing and cutting mechanism and a horizontal seal lifting guide mechanism. The horizontal seal lifting guide mechanism guides the horizontal seal sealing and cutting mechanism to move up and down. The operation steps of the machine are simplified, and the operation efficiency of the machine is improved. The device can run automatically and continuously at a high speed.

The invention discloses a method for rapidly determining the moisture content in MTO-grade methanol by using a refraction method. The method comprises the following steps: preparing a methanol solution with a certain concentration gradient from absolute methanol and high-purity water; determining the refractive index of the methanol solution with each concentration gradient by using an Abbe refractometer, and drawing a standard curve of the water content and the refractive index of the methanol solution; and calculating the water content of the sample by utilizing a standard curve according tothe detected refractive index of the MTO-grade methanol sample. The determination method provided by the invention is rapid, simple and convenient, and reduces the analysis cost.

The invention discloses a method for purifying xylose hydrolysate through desalination by a three-zone simulated moving bed, belonging to the technical field of preparation and separation of functional sugar. According to the method provided by the invention, the xylose hydrolysate is used as an object; three-zone simulated moving bed chromatography is adopted to remove inorganic salt so as to purify the xylose hydrolysate; deionized water is used as an eluent; a working temperature is 50-70 DEG C; sodium type or calcium type strongly-acidic cationic resin is used as a chromatographic stationary phase; and thus, the conductivity of the xylose hydrolysate is greatly reduced, a part of color substances are removed at the same time, and a low loss rate of sugar components is kept. According to the method, inorganic salt can be removed to purify the xylose hydrolysate, an ion exchange desalination method is innovated, acid-base consumption and process wastewater yield are reduced, an xylose production process is simplified, subsequent concentration cost and production loss are reduced, and production efficiency is improved.

The invention discloses a drawing foldable tray device and an electric reactor cabinet. The drawing foldable tray device comprises a connecting piece, a tray and a supporting piece, wherein the connecting piece comprises two bar-shaped pieces extending along a first direction respectively, and the two bar-shaped pieces are arranged oppositely at an interval so as to form an accommodating space; the tray is telescopically connected with the connecting piece along the first direction through a first sliding assembly so that the tray stretches out of or sends back to the accommodating space; andthe supporting piece is telescopically connected with the tray along the first direction through a second sliding assembly so that the supporting piece stretches out of or sends back to the tray, andthe second sliding assembly can enable the supporting piece located at a stretching position to rotate relative to the tray at a preset angle so as to support the tray. According to the drawing foldable tray device and the electric reactor cabinet disclosed by the invention, the installation difficulty of electric reactors inside the electric reactor cabinet can be reduced obviously, rapid dismounting and mounting of the electric reactors are realized, manpower, material resources and time are saved obviously, and simultaneously the internal space of the electric reactors can be saved.

The invention discloses a classification device with sterilization and leakage prevention functions for medical waste, relates to the field of medical waste storage devices, and solves the problems that most of waste stored in an existing medical waste classification device is squeezed and stacked together and can block each other and hinder spraying contact with a sterilization agent, and the spraying sterilization effect is influenced. The classification device with the sterilization and leakage prevention functions for the medical waste comprises a dustbin, wherein the dustbin is of a rectangular structure as a whole, an upper cover plate is tightened and blocked on an opening in the top end of the dustbin, and a side cover plate is rotationally blocked on a feeding opening in the top end of the front sidewall of the dustbin; and a vertical supporting positioning shaft is welded and fixed to the middle of the lower half section of the front sidewall of the dustbin. According to the classification device, two fluted discs can rotationally push a filter screen to slide up and down intermittently along four vertical supporting positioning rods, the waste blocked at the top end of the filter screen is vibrated to be loosened, and a sterilizing agent sprayed out of a spraying frame can make full and comprehensive contact with the waste.

The invention discloses sectional type cutting equipment for high polymer material polyethylene plate production, relates to the technical field of cutting equipment, and solves the problems that the existing sectional type cutting equipment is troublesome and inconvenient to operate and use due to the fact that a jacking part needs to be manually operated to press and position a plate during cutting operation. The sectional type cutting equipment for high polymer material polyethylene plate production comprises a workbench; the workbench comprises limiting plates; two limiting plates are symmetrically welded to the top end of the workbench; a support frame is fixedly welded to the middle position of the top end of the workbench; an electric push rod installed in a transverse supporting mode is hung and supported in the middle of the bottom of the workbench; and sliding grooves are formed in the middle sections of the workbench and the two limiting plates in a penetrating mode. Through a row of tooth sheets at the top end of the support frame, a sliding block can be in linkage meshing to drive a driven gear to rotate when sliding left and right, so that power for up-down sliding sawing is provided for a saw blade, and a driving motor additionally matched with the saw blade is omitted.

The embodiment of the invention relates to the technical field of robots, and discloses a method for controlling a robot, the robot, a server, a storage medium and a terminal. The method for controlling the robot is applied to a robot control unit RCU, and the RCU is installed on a robot body and connected with a cloud and a central control unit in the robot body. The method for controlling the robot comprises the steps that first information is sent to the cloud, wherein the first information comprises robot information of the robot body, so that the cloud determines a download address of anintelligent application corresponding to the robot information; and the download address sent by the cloud is received, the intelligent application is downloaded from the download address and installed, wherein the intelligent application comprises a control application, and the control application is used for acquiring a control instruction of a robot specified service sent by the cloud and sending the control instruction to the central control unit. According to the embodiment, the RCUs can be exchanged among different types of robots, and the application range, universality and compatibility of the RCUs are improved.

The present invention discloses a method for measuring phosphorus concentration in a water body to be detected. The method comprises the following steps of: 1) providing a water body to be detected, adding a hydrochloric acid solution, and then performing boiling and cooling; 2) adding a nitric acid solution, and then performing heating, evaporation and cooling; 3) adding a perchloric acid solution, performing heating until the perchloric acid solution is smoking in white, and then cooling; 4) performing blow wash by employing purified water, and cooling after boiling; 5) performing dilution with water, blending and then dry filtering to obtain a filtrate; 6) adding the perchloric acid solution again; and 7) measuring the phosphorus concentration in the water body to be detected. The method for measuring phosphorus concentration in the water body to be detected can eliminate the interference of the arsenic on the measurement of the phosphorus concentration to the utmost extent so as toimprove the measurement precision of the phosphorus concentration.

The invention discloses a combined full-automatic paper-plastic forming machine in the technical field of paper pulp molding. The combined full-automatic paper-plastic forming machine comprises a pulp suction forming machine; the first hot-pressing shaping machine is arranged on the side surface of the pulp suction forming machine; the second hot-pressing shaping machine is arranged on one side, far away from the pulp suction forming machine, of the first hot-pressing shaping machine; the edge trimmer is arranged on one side, far away from the first hot-pressing shaping machine, of the pulp suction forming machine; the multi-axis robot is located at the center position among the slurry suction forming machine, the first hot-pressing shaping machine, the second hot-pressing shaping machine and the edge trimmer, independent functional individuals are obtained by conducting decentralized design on the mold tables with different functions, then round or polygonal equipment combination is conducted, and the multi-axis robot is arranged in the center position among the slurry suction forming machine, the first hot-pressing shaping machine, the second hot-pressing shaping machine and the edge trimmer; the multi-axis robot executing turnover can rotate and stretch in a set angle space, the turn-back time of the multi-axis robot during operation is shortened, the operation steps of the multi-axis robot are simplified, and the number of axes used by the multi-axis robot is reduced.

The invention discloses a phosphorescent carbon quantum dot excitable by sunlight, a preparation method and application thereof. The preparation of the carbon quantum dots: 1) placing diethylenetriaminepentaacetic acid in a reaction kettle, adding secondary water, fully stirring, and ultrasonically obtaining a clear solution; 2) placing the reaction kettle with the clear solution in an oven, Heat at 150°C-200°C for 3-8h to obtain a light yellow liquid; 3) Take out the reaction kettle, cool naturally, filter to remove insoluble matter to obtain a clear solution, and obtain a phosphorescent carbon quantum dot aqueous solution through dialysis; 4) Phosphorescent carbon The target product was obtained after the quantum dot aqueous solution was freeze-dried. The phosphorescent carbon quantum dot of the present invention has high quantum yield and long service life, and only needs one step of synthesis without adding additional matrix. The prepared carbon quantum dots can not only be excited by 365nm ultraviolet lamps to generate phosphorescence, but also can be excited by sunlight to generate phosphorescence, which can be used in anti-counterfeiting, information encryption and other fields.

The invention discloses a tissue traction device for assisting endoscopic treatment, and relates to the technical field of endoscopic treatment assistive devices. Four arc-shaped positioning blocks are welded to the bottom of the insertion pipe in a surrounding mode, four mounting grooves are formed among the four arc-shaped positioning blocks at intervals, and a swing supporting rod is rotationally mounted in each mounting groove; two sliding rings are installed in the inserting pipe in a vertically-spaced sliding mode, and four vertical connecting shafts are symmetrically welded between the two sliding rings. Four vertical shaft holes are formed in the circumferential outer wall of the insertion pipe in a surrounding and penetrating mode and extend downwards to the four arc-shaped positioning blocks, four horizontal guide pipes are symmetrically welded to the top end section of the insertion pipe in a cross-shaped supporting mode, and an annular guide pipe is welded to the head end sections of the four horizontal guide pipes; and the four horizontal guide pipes are correspondingly communicated with the top end sections of the four vertical shaft holes. The problems that multiple suction pipes need to be manually operated before and after use, and use and operation are troublesome and time-consuming can be solved.

The embodiment of the invention provides an automobile anti-theft control method and device, an automobile and electronic equipment. The method comprises the steps that if a VCU receives a brake signal, authentication information is generated, the VCU calculates a first anti-theft authentication code according to the authentication information, and the VCU sends the authentication information to a BCM; the BCM calculates a second anti-theft authentication code according to the authentication information and sends the second anti-theft authentication code to the VCU, if the VCU judges that the first anti-theft authentication code is the same as the second anti-theft authentication code, an anti-theft authentication passing signal is sent to the EPB, and the EPB responds to the anti-theft authentication passing signal and releases a brake. The hardware cost of the automobile is reduced, and the anti-theft control steps are simplified.

A method for improving operation efficiency of a side drainage ship lock by inertia overdrop of a water conveying system comprises the steps that the water level difference Z between a side drainage outlet of the ship lock and a downstream approach channel is calculated; according to the water level difference Z, the advanced water-moving valve closing process of the drain valve is determined, namely, the remaining water head H0 and the water-moving valve closing shutdown opening n0 are determined; the water filling valve and the upstream miter gate are closed; a drain valve is opened to drain water in the lock chamber until the drain valve is in a full-open state; the difference value H between the water level of the lock chamber and the water level of the downstream approach channel is synchronously measured in the drainage process, and when H is smaller than or equal to H0 for the first time, the determined drainage valve advanced water moving and valve closing process is started; the water levels on the two sides of the downstream miter gate are flush, and after the miter gate is opened to the end, the drain valve is started again from the opening degree n0 to the opening degree 0. Operation of the miter gate and safety of ship berthing in the lock chamber can be guaranteed, operation equipment can be reduced, the drainage time is shortened, and the purpose of improving the passing efficiency of the ship lock is achieved.

The invention discloses a lamp capable of automatically extending. The lamp comprises a bottom plate body, a corrugated pipe body, an electric push rod body, a top plate body and a lamp body. The corrugated pipe body is fixedly connected to the top end of the bottom plate body, the electric push rod body is fixedly connected to the top end of the bottom plate body, and the top plate body is fixedly connected to the top end of the corrugated pipe body; and the lamp body is inserted into the top plate body, a supporting mechanism is arranged at the top end of the bottom plate body, and the supporting mechanism comprises a first triangular rotating shaft base. The problem that the lamp is prone to toppling due to external force is solved, by arranging the supporting mechanism, the lamp can besupported, the overall stability of the lamp is enhanced, the lamp is prevented from toppling due to interference of the external force, the safety of workers is further improved, and the problem that the lamp is not convenient enough to install is solved. By changing the previous connection mode, the operation steps are cleaner and simpler when a worker carries out installation, and the installation efficiency of the worker is further improved.

The invention discloses a drivable spiral progressive low-injury integrated bone puncture needle which comprises a bone puncture needle main body, one end of the main body is provided with a conical tip part, and the other end of the main body is provided with an assembly section with threads; an outer rod handle, a middle rod handle and an inner rod handle are sequentially connected to the assembling section in a screwed mode, and the inner rod handle is arranged to be in an opening type. A connecting mechanism is arranged on the main body and located between the tip part and the inner rod handle, the connecting mechanism comprises a detachable gear, a fixed locking part for limiting the gear and an adjustable clamping part connected to the gear, and the clamping part is used for clamping a sickbed. The percutaneous puncture needle is high in practicability and functionality and can be widely applied to the technical field of percutaneous puncture.

The invention discloses a method for preparing memantine hydrochloride, which is characterized in that: the method of the invention uses 1-bromo-3,5-dimethyladamantane (formula IV) as a starting material, and performs amination reaction with acetamide , to obtain the key intermediate 1-acetylamino-3,5-dimethyladamantane (formula III), alcoholysis of the compound of formula III in the mixed system of inorganic base and n-butanol, deacetylation to obtain memantine, memantine Memantine hydrochloride can be obtained by treating with hydrochloric acid in a ketone solvent. The method of the invention overcomes the disadvantages of the prior art, and has the advantages of simple and easy-to-obtain raw materials, short reaction steps, convenient operation, and is suitable for industrial production.