20results about How to "Decrease phenomenon" patented technology

The invention discloses a thermally-induced flexible composite phase change material coupled multi-crosslinking network aerogel material and thermal protection application, and belongs to the technical field of new materials. The coupling material is composed of multiple cross-linked network aerogel, a thermally-induced flexible composite phase change material and a binder. Wherein the thermally-induced flexible composite material is a hydrated inorganic salt phase-change material, the binder is a flame-retardant inorganic binder, and the multi-crosslinked network aerogel is a sodium alginate / gelatin composite material and is crosslinked through a double-crosslinking agent to form a stable multi-network structure for improving the flame retardance and mechanical strength of the aerogel. The prepared coupling material has high flame retardance and good heat insulation performance, and is very suitable for large-scale application in the field of thermal protection in buildings, batteries and electronic devices in the future.

The invention discloses a large-diameter direct-drive permanent magnet synchronous double lock catch and an assembling method thereof, the large-diameter direct-drive permanent magnet synchronous double lock catch comprises a rotor hub, the periphery of the rotor hub is correspondingly and sequentially wound with a plurality of punching sheet magnetic isolation fixing blocks, a clamping groove is correspondingly formed between the tops of every two adjacent punching sheet magnetic isolation fixing blocks, a punching sheet is correspondingly arranged in each clamping groove, and the punching sheet magnetic isolation fixing blocks are arranged in the clamping grooves. A placing groove is correspondingly formed between every two adjacent punching sheets, and magnetic steel is correspondingly arranged in the placing grooves. An iron core of an original integrated rotor punching sheet is split into a single-tooth structure and is divided into the punching sheets and the punching sheet magnetic isolation fixing blocks, the punching sheets and the punching sheet magnetic isolation fixing blocks are distributed and installed respectively, installation is convenient, and meanwhile the operation difficulty of the technology is greatly reduced.

The invention relates to an LED ceiling lamp capable of intelligently adjusting brightness and a control method, and relates to the technical field of lighting equipment.The LED ceiling lamp comprises a connecting plate, a mounting plate is connected to the lower portion of the connecting plate, the mounting plate is horizontally arranged, a mounting groove is formed in the side, away from the connecting plate, of the mounting plate, and an LED lamp panel is mounted in the mounting groove; a control groove is formed in the side, away from the connecting plate, of the mounting plate, a two-way screw is arranged in the control groove, two baffles used for shielding a light source are arranged on the two sides of the LED lamp panel, the two baffles are oppositely arranged on the two sides of the LED lamp panel, the two baffles are in threaded connection with the two ends of the two-way screw respectively, and a driving motor is arranged in the mounting plate. And an output shaft of the driving motor is coaxially and fixedly connected with the two-way screw rod. According to the invention, the light stroboflash phenomenon is solved in a mode of dimming through physical shielding, the eye health is facilitated, and the user experience is improved.

The utility model relates to the technical field of hydroelectric generators, and discloses a hydroelectric generator with an anti-winding function, which comprises a generator rotor, a support column, an outer shell and a turbine blade, the top end of the turbine blade is connected with a rotating shaft, the outer part of the rotating shaft is connected with a connecting rod, and the outer part of the connecting rod is sleeved with an intercepting sleeve. According to the hydroelectric generator with the anti-winding function, the intercepting sleeve is arranged on the front side of the turbine, the effects of blocking and collecting filiform impurities such as aquatic plants can be achieved, the problem that the filiform impurities are wound on turbine blades and are not easy to clean is solved, a plurality of burrs are arranged outside the intercepting sleeve, the intercepting efficiency can be improved, and the practicability is high. And meanwhile, through cooperation of a connecting rod and an intercepting sleeve, the intercepting sleeve can be detached, so that convenience is provided for cleaning of the intercepting sleeve, and manual operation is facilitated.

The utility model discloses an anti-leakage box cover for a junction box, relates to the technical field of junction boxes, and provides the following scheme that the anti-leakage box cover comprises a cover and a buckle mechanism arranged outside the cover, the buckle mechanism comprises a working assembly and a buckle assembly, the working assembly comprises a threaded column, a threaded ring, a handle, a first fixing sheet and a second fixing sheet, and the threaded column is connected with the buckle assembly. A threaded column is arranged outside the cover, the outer wall of the threaded column is in threaded connection with a threaded ring, the threaded column is inserted into a groove formed in the second fixing piece, the movable plate is bounced off when sliding out of the groove of the second fixing piece through the elastic force of a spring on the outer side of the threaded column, the movable plate is attached to the second fixing piece to form clamping, and the fixing positions are different. Therefore, when the handle needs to be moved manually, the threaded ring rotates on the outer wall of the threaded column in a meshed mode and is clamped with the outer wall of the first fixing piece, dismounting and mounting of the handle are facilitated, time is saved, an existing screw mounting mode is changed, and the phenomenon of screw slipping is reduced.

Glial fibrillary acid protein detection kit. The present invention relates to a kit for diagnosing markers of neurodegenerative diseases (particularly Alzheimer's disease), and in particular to a kit for detecting glial fibrillary acid protein (GFAP), wherein the kit detects GFAP based on single molecule detection technology. In addition, it also relates to a single molecule detection system for detecting GFAP. The present invention can achieve extremely high sensitivity while performing rapid detection, and the kit has high stability, a simple system, and low cost.

The utility model discloses a stirring device for beer production, and relates to the technical field of beer production. The stirring device for beer production comprises a device body, a servo motor is arranged at the top of the device body, supporting legs are fixedly connected to the bottom of the device body, and a mixing assembly is arranged in the device body; and the mixing assembly comprises a second hydraulic bin, the servo motor is in transmission connection with a mixing rod through an output shaft of the servo motor, and the outer side of the mixing rod is fixedly connected with a first hydraulic bin. According to the stirring device for beer production, a servo motor is started, so that a mixing rod rapidly rotates, a first hydraulic bin, a movable plate, a first spring, a push plate, a stress rod, a second hydraulic bin and a second spring are matched, and a scraping plate reciprocates, so that the layering phenomenon of the top and the bottom in the device body is reduced; meanwhile, materials attached to the inner wall of the device body can be scraped, and the stirring effect of the device is improved.

The utility model relates to a charging device field especially relates to a terminal subassembly, charging seat and vehicle charging device, including terminal and guide piece, the terminal is cylindrical, the guide piece is connected with terminal, the outer circumferential surface of guide piece is provided with the convex, the convex is used for with the guide groove of charging seat guide cooperation, the anti -rotation gap that is formed by the outer circumferential inside recess of terminal is provided on the terminal, the housing is provided with anti -rotation boss, the anti -rotation gap is used for with the anti -rotation boss on the charging seat and inserts the joint cooperation, in the assembly, through the guide piece insertion guide groove, along the first direction and promote guide piece along guide groove sliding, until the terminal subassembly whole enters the installation cavity, makes the anti -rotation gap and anti -rotation boss as far as possible alignment, the phenomenon of the assembly personnel big angle rotation terminal is reduced obviously.

The novel double-bevel-opening packaging box comprises a box body, the two sides of the upper end and the lower end of the box body are both fixedly connected with first sealing plates, and the two ends of the upper end and the lower end of the box body are both fixedly connected with second sealing plates; the two end corner positions of the ends, away from the box body, of the first sealing plate and the second sealing plate are both arranged to be inclined faces, a U-shaped groove is formed in the end, away from the box body, of the second sealing plate, the U-shaped groove is located in the middle of the second sealing plate, and the box body, the first sealing plate and the second sealing plate are integrally arranged. The box body, the first closing plate and the second closing plate are made of the same material. According to the novel double-bevel-opening packaging box, due to the bevel design of the two end corner positions of the ends, away from the box body, of the first sealing plate and the second sealing plate, friction force generated during box closing can be effectively reduced, the packaging speed is increased, the bevel chamfers are arranged, the embedded effect is achieved after box closing, automatic packaging of an automatic packaging machine is facilitated, and the packaging efficiency is improved. The phenomenon of adhesive tape clamping is effectively reduced.

The invention provides a tooth preparation depth guiding method and system based on a mixed reality technology, relates to the technical field of stomatology, and solves the problems that the preparation depth is difficult to accurately control and the manufacturing cost of a guiding tool is high. The method comprises the following steps: acquiring a digital dentition model M1 corresponding to an intraoral dentition of a patient, designing and manufacturing a digital diagnosis wax pattern M2, and inputting the digital diagnosis wax pattern M2 into AR glasses to form a virtual diagnosis wax pattern M3; acquiring and updating a real dentition model M4 corresponding to the intraoral dentition of the patient in real time through AR glasses, and forming an intraoral live-action dentition model M5 in an AR glasses coordinate system; performing model matching of the wax pattern M3 and the model M5, projecting the wax pattern M3 and the model M5 into AR glasses, placing a measuring rod on the surface of a preparation body, observing the distance between the surface of the model M5 and the contour of the wax pattern M3, and evaluating whether the tooth preparation depth meets a preset depth requirement or not; the tooth preparation depth of tooth preparation is accurately guided, and the overall quality and efficiency of tooth preparation are improved.

The present invention discloses a cutting device and a cutting method for bearing steel, belonging to the field of cutting devices. A cutting device for bearing steel comprises a frame, a placing plate is installed on the frame, a discharge port is opened on the surface of the placing plate, a saw blade is arranged above the discharge port, a driving member for providing power is arranged on one side of the saw blade, and a detection component is arranged on one side of the driving member; the present invention can detect the wear state of the cutting part of the saw blade in real time when the saw blade is rotating and cutting through the setting of the detection component. When the wear value exceeds the set value, the warning component and the marking component cooperate with each other to warn the operating staff in time, so as to avoid the occurrence of workpiece breakage caused by cutting in the worn state of the saw blade, and facilitate the subsequent maintenance and inspection of the staff, effectively improve the product quality of the device cutting, reduce the occurrence of defective products, and save maintenance costs.

The invention relates to an automatic feeding milling machine, and belongs to the field of metal processing, the automatic feeding milling machine comprises a machine body, the upper side of the machine body is rotatably connected with a mounting plate, one side of the mounting plate is connected with a trough, and a gap for accommodating workpieces in the trough is formed in the end part, close to the mounting plate, of the trough; a feeding air cylinder is connected to the portion, on one side of the material groove, of the mounting plate, a piston rod of the feeding air cylinder is connected with a feeding plate, and the feeding plate can penetrate through a gap between the material groove and the mounting plate and drive a workpiece in the gap to move. A clamping assembly used for clamping a workpiece is arranged on the side, located on the material groove and away from the feeding air cylinder, of the mounting plate, and a milling cutter used for machining the workpiece clamped by the clamping assembly is connected to the side, located on the clamping assembly, of the machine body. The milling machine has the effect of saving manpower needed in the process of machining parts through the milling machine.

This utility model discloses a material tray structure. The material tray body includes: a rotary support device, which includes a rotating disk and a rotary support motor. The rotary support motor drives the rotating disk to rotate and smooth the semi-dry material; and a fixing sleeve, which is coaxially installed with the rotating disk, and the rotary support motor is fixed to the fixing sleeve. The advantage of this utility model is that the material tray effectively reduces overflow and ensures the smoothness of the coating.

The application discloses a system for purifying synthetic gas and regenerating rapeseed oil methyl ester, which regenerates the rapeseed oil methyl ester by removing impurities and tar by means of the steam method of a stripping unit, and adds the regenerated rapeseed oil methyl ester into a washing unit, so that the rapeseed oil methyl ester in the washing unit can better absorb the tar under the condition that a small amount of fresh rapeseed oil methyl ester is added into the washing unit, and the phenomenon of supersaturation is reduced as much as possible; the application also uses the regenerated rapeseed oil methyl ester and the mixed emulsion after cooling to make the moisture in the synthetic gas into condensed liquid through condensation, and capture the water-soluble pollutants of the synthetic gas through the condensed liquid; in conclusion, the application can remove the tar and the water-soluble pollutants at the same time under mild conditions, and can efficiently utilize the rapeseed oil methyl ester.

The invention relates to the technical field of concentration and crystallization devices, and discloses an itaconic acid concentration and crystallization device which comprises a tank body, a cover is arranged at the top of the tank body, a discharge pipe is arranged at the bottom of the tank body, an eccentric stirring mechanism is arranged on the tank body, and a reverse stirring mechanism is arranged on the inner wall of the tank body. According to the itaconic acid concentration and crystallization device, an eccentric stirring mechanism is arranged, so that a first rotating plate, a second rotating plate and a connecting block reciprocate while rotating in the stirring process, efficient mixing and homogenization of liquid are achieved, the laminar flow state of the liquid can be broken through reciprocating motion, flowing of the liquid with different temperatures and concentrations is enhanced, and the crystallization efficiency is improved. According to the present invention, the uniform precipitation of the crystal is promoted, the local supersaturation or insufficient saturation phenomenon is avoided, and in addition, the movement can improve the heat exchange efficiency and ensure the uniform distribution of the temperature during the crystallization process so as to optimize the product quality, improve the crystallization efficiency, and integrally improve the working performance and the production efficiency of the equipment.

The invention discloses an oxygen diffusion isolation electrodeposition tank device for tellurium electrodeposition, which comprises a sealing cover structure covering the top surface of an electrodeposition tank body, and an anode plate and a cathode plate which are arranged in the electrodeposition tank body, an isolation mechanism used for dividing the internal space of the electrodeposition tank body into an anode chamber and a cathode chamber is arranged between the anode plate and the cathode plate, and a collecting assembly used for collecting anode mud in the tellurium electrodeposition process is arranged in the anode chamber; the isolation mechanism comprises two isolation frames which are installed on the inner wall of the electro-deposition tank body and arranged front and back, one-way permeable membrane structures used for isolating oxygen in the anode chamber from diffusing into the cathode chamber are embedded into the two isolation frames from top to bottom in a sliding mode, and blocking plates attached to the top wall of the sealing cover structure are installed at the tops of the isolation frames. Oxygen can be effectively prevented from diffusing into the cathode chamber, meanwhile, the disturbance assembly is used in cooperation to improve the removal efficiency of bubbles in the anode chamber, and generation of anode mud is reduced.

The invention discloses a system for preventing crystallization by using NaOH for wet process equipment, which comprises a heating device, a stirring mechanism, a deformation pad and a circulating pipeline, and is characterized in that the heating device is used for uniformly heating a solution, and dynamic flowing of the circulating pipeline is combined to ensure uniform distribution of the temperature and concentration of the solution and avoid local supersaturation; the stirring mechanism enhances the uniform distribution of the solution and improves the mixing efficiency of the solution through circular motion and autorotation of stirring blades, a deformation pad changes the form through lifting motion, so that the fluidity of the solution is optimized, the crystallization phenomenon is avoided, impurities in the solution are further cleaned and collected through lifting deformation of the deformation pad, and the production efficiency is improved. According to the system, impurities in a solution can be cleaned through continuous stirring and the deformation pad, the risks of crystallization, precipitation and equipment blockage are reduced, the service life of equipment is prolonged, the maintenance cost is reduced, the working efficiency is improved, and meanwhile, the solution is kept clean and stable.

The utility model relates to the technical field of compound acidity regulator production, and discloses an extrusion type mixing stirring device which comprises a processing barrel, a motor is fixedly mounted at the top end of the left side of the processing barrel, a rotating rod is rotatably connected to the top end of the middle of the processing barrel, and synchronous wheels are fixedly connected to the top end of the outer side of the rotating rod and the output end of the motor. And the other end of the rotating rod is fixedly connected with a connecting rod, the other end of the connecting rod is rotationally connected with a mounting rod, the left side and the right side of the mounting rod are fixedly connected with mounting frames, the top end of the processing barrel is fixedly connected with an inner gear ring, and one end of the mounting rod is fixedly connected with a gear. According to the utility model, the contact surface between different components is favorably increased, and agglomerated and caked raw materials are scattered, so that the agglomerated and caked phenomena are reduced, the uniformity is improved, the stirring quality and efficiency are improved, the production quality of a compound acidity regulator is improved, and the production time is shortened.

The invention provides a membrane electrode assembly and a preparation method and application thereof, and belongs to the technical field of electrolytic tanks. The membrane electrode assembly comprises a diaphragm, an electron conduction layer and a catalyst layer, the electron conduction layer is located on the surface of the diaphragm, the electron conduction layer is of a porous structure containing a plurality of through pore channels, and a direct contact interface is formed between the electron conduction layer and the diaphragm; the catalytic layer is located on at least part of the surface of the diaphragm and / or the electron conducting layer except the contact interface.

The invention relates to the technical field of traffic signal lamps, in particular to a zebra pile pedestrian signal lamp based on the Internet of Things, which comprises a signal pile. At least two groups of signal piles are arranged on the ground side by side at intervals and are networked with a road signal system, and when a red light is available, a laser transmitter on the signal pile on the right side emits laser to a laser receiver on the adjacent signal pile on the left side; the air draft fan on the signal pile on the left side can suck water mist sprayed by the atomization nozzles on the adjacent signal pile on the right side to the through holes to generate a Tyndall phenomenon, so that the laser light rays can be displayed under the water mist, and the visible laser light rays can be used for visually and effectively sending a passing forbidding signal to pedestrians; by means of the water mist curtain wall formed by the adjacent signal piles, raised dust can be well isolated, and discomfort caused by raised dust generated by automobiles running at high speed to pedestrians waiting for passing is avoided or reduced.