32results about How to "Novel and practical design" patented technology

The invention provides a composite slit leading dual-band and double-fed microstrip antenna with low elevation and high gain, and relates to a microstrip antenna. The microstrip antenna is provided with an upper substrate and a lower substrate, wherein an upper patch is arranged on the upper surface of the upper substrate and provided with a main upper microstrip patch which adopts an angularly symmetrical square chamfer structure; four symmetrical leading gaps are formed in the main upper microstrip patch, and four symmetrical slit leading vibrators are arranged on the outermost periphery of the main upper microstrip patch; an interlayer patch having the same structure with the upper patch is arranged between the upper substrate and the lower substrate and provided with a main interlayer microstrip patch which adopts the angularly symmetrical square chamfer structure; four symmetrical leading gaps are formed in the main interlayer microstrip patch, space is reserved between the four symmetrical leading gaps and the edges of the main interlayer microstrip patch, and four symmetrical rodlike leading vibrators are arranged on the periphery of the main interlayer microstrip patch; and a lower patch is arranged on the lower surface of the lower substrate, and a main lower microstrip patch is arranged on the lower patch.

The invention discloses a dust removing process of high-temperature gas with high tar and high dust. Related equipment comprises a blowing gas delivery pipe, a blowing valve and a nozzle, wherein the blowing valve is connected with a pressure difference detection device, and the blowing gas delivery pipe is communicated with high-temperature pressurization gas; when a filter element of a dust remover performs filtering in the positive direction, the gas pressure difference between the inside and the outside is detected by the pressure difference detection device; when the gas pressure difference reaches a preset threshold, the blowing valve is started for blowback dust removal; the blowing gas temperature is controlled to be more than 290 DEG C in the blowback dust removing process, and blowing gas forms a high-pressure expansion area in the filter element to quickly and reversely blow and remove gathered dust which is attached to the outside of the filter element; the filter process of the filter element in the positive direction is restored after the blowback dust removing process is completed. By using the dust removing process, the high-temperature blowback dust removal is realized, the dust removing process is optimized, the heat utilization rate is increased, the blowback can be intelligently controlled to guarantee continuous high-quality filtering of the filter element, the dust removing efficiency is improved and the equipment utilization rate is increased.

The invention relates to an illumination structure. A light-emitting diode (LED) chip is arranged in a lamp holder radiating module and is an LED bare chip without fluorescent powder or sealant; a lamp shade covers the upper side of the LED chip of the lamp holder radiating module; the inner wall of the lamp shade is uniformly coated with a fluorescent coating; a space is reserved between the LED chip and the fluorescent coating; and the fluorescent coating absorbs light rays emitted by the LED chip to emit illumination white light. Therefore, the problem that the lighting effect of the fluorescent powder on the conventional LED chip is attenuated is solved, and yield and economic benefits can be improved.

The invention provides an automatic paper scraping assembly line for veneers. According to the automatic paper scraping assembly line for the veneers, paper scraping of the four side surfaces of the veneers can be automatically and efficiently completed. A second conveying mechanism is arranged at the outlet end of a first conveying mechanism, the conveying direction of the second conveying mechanism is perpendicular to that of the first conveying mechanism, plate lifting mechanisms and paper scraping mechanisms located behind the plate lifting mechanisms are disposed on two sides of the firstconveying mechanism and the second conveying mechanism, positioning mechanisms are located on two sides of the first conveying mechanism and the second conveying mechanisms and located at two ends ofthe plate lifting mechanisms and can be moved closer to the center to center the lifted veneers, and a lifting mechanism is located on the outlet side of the first conveying mechanism and is locatedin front of the plate lifting mechanisms of the second conveying mechanisms; a plurality of cylindrical supporting members with the axial direction consistent with the conveying direction of the second conveying mechanism are rotatably arranged at the top of the lifting mechanism; the top surfaces of the supporting members are aligned to the conveying plane of the first conveying mechanism when the lifting mechanism is raised in position, and the top surfaces of the supporting members are arranged under the conveying plane of the second conveying mechanism when the lifting mechanism is loweredinto position; and a position detector is located on the rear side of the plate lifting mechanisms and the left rear side of the lifting mechanism.

The invention relates to a composite hydrogel-based self-water-supply type photo-thermal water evaporation device. Porous molybdenum disulfide MoS2 nano particles are intercalated between graphene through a one-step chemical reduction reaction. The efficient water evaporation rate of 3.2 kg m<-2>h<-1> can be achieved under illumination of 0.9 kW m<-2> and is far higher than that of an existing photo-thermal interface water evaporation system of the same type, and the device has bacterial biological pollution resistance and good stability. The provided photo-thermal interface water evaporation system is expected to realize efficient seawater desalination, and provides a solution for sustainable clean water production.

The invention relates to a welding seam planishing method of the pipes and the horns, belonging to the musical instrument processing field. The method comprises following steps: firstly, the horn mouth and the horn body, which are welded with each other, are sleeved on the mould which is arranged on the machine tool main shaft, and then the core clamper backs the mould; secondly, a cutter, which is provided with a press roller at the front end, is arranged at the cutter holder of the machine tool; thirdly, the cutter holder moves to the welding seam of the horn mouth and the horn body, which makes the press roller and the welding seam face to face; fourthly, the main shaft of the machine tool drives the mould to rotate, and the feeding cutter holder makes the press roller and the welding seam roll extrusion molding until the welding mouth, the horn mouth and the horn body are consistent horizontally; finally, the cutter holder and the core clamper move back, and the product is a finished product on the mould. The method in the invention has the advantages that: the design is of novelty, practicality, high productivity and good quality; the equipment using the process method is of simple structure, convenient operation and high automation level, which can make the welding seam planishing method of the pipes and the horns widely used and achieves the industrialized production of the pipes and the horns.

The invention provides a remote control self-propelled district dibbler seeder. The remote control self-propelled district dibbler seeder comprises a main machine frame, a walking power battery, a parallel four-bar mechanism, a seeding power motor, a control box, a front supporting frame, a rear supporting frame, a press wheel, an encoder and a seeding power battery are sequentially mounted on the main machine frame from front to back, a single-chip microcomputer plate, a delay control module, an encoder module, a transmission module and a fan controller are arranged in the control box, and the seed supply action is controlled by the single-chip microcomputer plate and the delay control module; the single-chip microcomputer plate realizes four-wheel differential steering of the dibbler seeder by controlling a walking motor connected with a speed reducer, and remote control is realized by the transmission module and the single-chip microcomputer plate; and the seeding power motor is jointly controlled by the encoder and a remote controller to work. According to the remote control self-propelled district dibbler seeder, electromechanical integration, sensing detection and remote control technologies are integrated, remote control operation, field automatic seeding, seed supply and change and waste seed cleaning are realized, the field operation efficiency and the operation effect are improved, and the agricultural intelligent development trend is met.

The invention relates to a door hinge, in particular to a novel electric parking door hinge. The novel electric parking door hinge comprises a power transmission part, a idler wheel mechanism, a parking mechanism and a hinge part; the power transmission part is provided with a motor frame, a motor, a coupler, a ball screw nut and a ball screw rod; the coupler comprises a hexagonal rod and an inner hexagonal cylinder which are in sliding fit with each other, one end of the hexagonal rod is connected with a motor shaft, the other end of the hexagonal rod is inserted into one end of the inner hexagonal cylinder to form sliding connection, and the other end of the inner hexagonal cylinder is connected with the tail end of the ball screw rod; the idler wheel mechanism is provided with an idler wheel connector and an idler wheel, and the other end of the idler wheel connector is connected with the top end of the ball screw rod through a gasket I; the parking mechanism is provided with a trapezoidal sliding block, a brake pad assembly, an idler wheel groove and a sliding block groove which are connected with one another, wherein the trapezoidal sliding block is provided with a springback device; and the hinge part is provided with a hinge main body and a hinge mandrel, and a hinge blade is provided with a mandrel sleeve. When the idler wheel abuts against the inclined face of the trapezoidal sliding block with the springback device from the position between the idler wheel groove and the sliding block groove, a brake pad is driven to tightly hold the mandrel sleeve of the hinge blade, and door parking is achieved.

The invention relates to the technical field of aluminum ingot production. An automatic molten aluminum casting machine comprises a walking mechanism, a spindle mechanism, a translation mechanism, a lifting mechanism, a molten metal feeding and discharging mechanism and a control system, wherein the control system comprises a touch screen, a PLC controller and a servo system; the automatic moltenaluminum casting machine is controlled automatically in the whole casting process and stable to cast, the product is stable in quality and low in labor intensity, and safe in production, and the situation that proficient casting workers are in shortage and the manual cost is raised in the production process can be solved, casting products high in quality can be obtained, waste of molten aluminum is avoided, and the safety of the casting process is guaranteed; the labor intensity of workers is alleviated, the casting risk is reduced, and the production efficiency of enterprises is improved. Asthe quantity of workers is reduced, harmful degree on human bodies by aluminum gas can be reduced greatly during casting. Manual labor can be replaced, and various types of aluminum, copper, iron andmolten steel are casted automatically. The automatic molten aluminum casting machine provided by the invention is novel and practical in design and is of creativity.

The invention relates to door hinges, in particular to a door hinge with continuous stop and a power assist function. The door hinge mainly comprises a door frame upper half sheet, a pressing cover, mimus screws, a door lower half sheet, a door frame lower half sheet, a door upper half sheet, a shaft sleeve, two wave pressing plates, four springs, a wave pipe I, a pin, a long key, two torsion springs, and a wave pipe II. Key grooves are formed in axis holes of the wave pipe I and the wave pipe II. The wave pipe I and the wave pipe II are connected with the pin by the long key, and are arrangedon the limiting end faces in axis holes of the door lower half sheet in a sleeving mode. Protruding convex wavy strips are arranged on three quarters of the surfaces of the circumferences of the outer lateral faces of the wave pipe I and the wave pipe II. A protruding longitudinal concave wavy strip is arranged on the inner side of the wave pressing plate. The concave wavy strip is engaged with the convex wavy strips. One ends of the springs are fixed into limiting holes outside the wave pressing plate. A limiting pit is formed in the pressing cover. The other ends of the springs are matchedand connected with the limiting holes of the pressing cover. The four springs are assembled in the pressing cover is a limiting mode. The pressing cover is matched with a preformed groove of the doorlower half sheet.

The invention relates to door hinges, in particular to a door hinge capable of achieving parking at random angle through the thread self-locking function. The door hinge mainly comprises a sliding block, an inner hexagon nut I, a connecting rod, a fixed hinge, a guide rail, a center shaft, a blocking piece, a locking fixed screw cap, a left-hand rotating moving screw cap, a pressure spring, aright-hand rotating moving screw cap, a rotating hinge, a shell, an inner hexagon bolt, an inner hexagon nut II, a fixed plate and a hinge fixing shell; a left-hand thread and a right-hand thread are arranged at the two ends of the center shaft correspondingly, the lengths and the screw pitches of the left-hand thread and the right-hand thread are equal, the pressure spring is arranged on the middle segment of the periphery of the center shaft in a sleeving manner, the left-hand moving screw cap and the right-hand moving screw cap are screwed in from the two ends of the center shaft and are in abutjoint with the two ends of the pressure spring tightly, and the pressure spring is pre-tightened; the left-hand moving screw cap and the right-hand moving screw cap are connected with sliding blocksthrough the inner hexagon nuts and the connecting rods, the two sliding blocks are matched with the guide rail, and under the pressure effect of the pressure spring, threads in the left-hand moving screw cap and the right-hand moving screw cap generate enough self locking.

The invention discloses an internal environment temperature intelligent control drilling machine electric control room. The device comprises an electric control room body, a room body base is arrangedat the bottom of the electric control room body, a base cold air channel is longitudinally arranged inside the room body base, an integrated air conditioner is arranged at one end inside the electriccontrol room body, an air conditioner plenum chamber is installed at the bottom of the integrated air conditioner, an air outlet of the air conditioner plenum chamber is connected with an air inlet of the base cold air channel, a plurality of cabinet bodies are arranged on the two sides of the interior of the electric control room body, control equipment is placed in the cabinet bodies, air holeswith the adjustable air inlet amount are formed between the cabinet bodies and the base cold air channel, an aisle is arranged between the cabinet bodies on the two sides of the electric control roombody, and a top cover is arranged at the top of the electric control room body. The internal environment temperature intelligent control drilling machine electric control room solves the problems that an existing drilling machine electric control room cabinet cannot achieve control over the air inlet amount of different cabinets, hot air circulation short circuit occurs, the air supply amount andthe air return amount of an air conditioner are unequal, the path of cold air entering the cabinet bodies is long, and losses exist.