1112results about How to "Not easy to get stuck" patented technology

The invention provides a self-cleaning device of a full-automatic washing machine, which is used for solving the problem of secondary contamination on clothes caused by clustered dirt in the interlayer between the water storage tank and the dehydration tank, and in the interlayer between the dehydration tank bottom and the impeller bottom of the washing machine. The interlayer between the water storage tank and the dehydration tank is provided with a plurality of clean balls 3, and a plurality of clean balls 5 are arranged between the dehydration tank bottom and the impeller bottom. When the washing machine washes or rinses, the clean balls perform friction with the water storage tank wall, the dehydration tank wall, the impeller bottom and the dehydration tank bottom to clean the dirt inthe positions, and simultaneously the clean balls are self cleaned through mutual collision and friction. By adopting the way in which the water storage tank rotates along with the dehydration tank when dehydrating and the storage tank wall or bottom is provided with a groove or a piston cylinder (to lead the clean balls to drop into the groove or the piston cylinder when dehydrating), the clean balls do not generate friction with the dehydration tank, thus prolonging the service life of the clean balls and saving energy; and the adoption of the way in which the water storage tank rotates along with the dehydration tank when dehydrating can decrease the width of the interlayer between the water storage tank and the dehydration tank to save water.

The invention discloses an integrated machine for automatically detecting flatness and packaging a carrier belt for a shielding case. The integrated machine comprises a blowing and feeding mechanism, a double stroke transmission mechanism, an automatic packaging mechanism and a controlling device. Shielding cases to be detected enter into a first work station in the blowing and feeding mechanism orderly, the controlling device controls the double stroke transmission mechanism to execute a first stroke, a first nozzle sucks the shielding cases at the first work station and conveys the shielding cases to a second work station for flatness detection, a second nozzle sucks the qualified shielding cases detected at the second work station and conveys the shielding cases to a third work station to be arranged on the carrier belt, and the carrier belt where the shielding cases are arranged is automatically packaged by an adhesive tape and coiled automatically by a receiving disc. The integrated machine provided by the invention detects and conveys the shielding cases automatically, sorts qualified and unqualified products and arranges the qualified products on the carrier belt automatically. The carrier belt is automatically packaged by the adhesive tape and operators do not contact with the detection and packaging process of the shielding cases, thereby realizing automation of the packaging process of the shielding cases.

The invention relates to a float type level gauge for on-site indication, which comprises a float, a graduated scale and a noctilucence wheel, and is characterized by further comprising a conducting or magnetic conducting guide rail, wherein the noctilucence wheel comprises an insulating box, a light source, two longitudinally arranged magnetic shafts or metal shafts, and two conducting wires for supplying power to the light source; for a magnetic float type level gauge, the noctilucence wheel also comprises a steel magnet; under the magnetic action, the magnetic shafts or the metal shafts, along with upward and downward movements of the float, move upwards and downwards along the guide rail so as to indicate the liquid level on-site accurately in time; or a resistance wire is enwound on the guide rail, and the resistance value of a conducting loop comprising the guide rail, the magnetic shafts or the metal shafts, the conducting wire, the light source and the like is measured to acquire a corresponding liquid level value so as to achieve the continuous long-distance transmission of liquid level data. The float type level gauge can also comprise a pulley wheel, a counterbalance, a connecting rope or a connecting belt to balance the noctilucence wheel. The float type level gauge has the significant characteristics of simple structure, clear and obvious on-site indication, flexible and accurate measurement and continuous long-distance signals.

The invention relates to a down-the-hole (DTH) hammer reverse concentric casing drilling tool. A hollow DTH hammer is connected to a guiding drill through a semicircular block and a spline housing, wherein an outer spline which is arranged on the axial direction of the guiding drill is matched with an inner spline of an annular sleeve drill; the guiding drill 3 is designed as a reverse structure;and an annular casing drill is hung on the lower end of the sleeve through a pipe boot. Compared with the prior art, the guiding drill crashes rock in advance and transmits an impact load to the annular casing drill and drives the drill to rotate, in order to realize simultaneously performing three processes of concentrically crashing, wall protection through the casing and reverse slagging. The double air piping can simultaneously cool the spherical gear alloy of the inner and outer drills and prolong the service life of the drill. Reverse slagging can efficiently clean the hole bottom rock debris, avoid repeated crashing and prevent the drill from being blocked by the rock debris. After ending the casing drilling, the reverse drilling can be performed without exchanging the drill. The casing drill tool has simple structure, low processing cost, long service life and high drilling efficiency.

The invention relates to a float type level gauge for high-temperature high-pressure or high-temperature low-density medium, comprising a float chamber, a float and a graduated scale; the float type level gauge is characterized in that: the float is a hollow spherical shape; the float type level gauge further comprises a guide rail and a magnetic connector, a magnetic steel or a disc-shaped magnetic steel is arranged in the magnetic connector and forms magnetic attraction with a magnetic ball body in the float made of the nonferrous magnetic material or the disc-shaped magnetic steel the float made of the nonferrous magnetic material, a metal shaft laterally spanned at two side walls of the magnetic connector is exposed to two side walls and is attached to the guide rail by magnetic force, and the metal shaft can move up and down along the guide rail under the driving of the magnetic force; in addition, resistance wires are wound on the guide rail to measure the change of the resistance value of a return circuit, so as to realize continuous remote transmission of a signal. The float type level gauge for high-temperature high-pressure or high-temperature low-density medium solves the difficult problem of liquid level measurement in the high-temperature high-pressure or high-temperature low-density medium and has high measuring precision; in addition, the structure is simple, the usage is convenient, the manufacturing and maintaining cost is low and the application is wide.

The invention discloses a process for preparing organic fertilizer which can be used for effectively regulating the ecological balance of microorganisms in soil and decomposing organic and inorganic components of many organic matters and mineral substances in the soil by using the excrement of animals such as pigs, cows and sheep and straws as raw materials, so as to remove the hardening, the salinization and the desertification of the soil due to the use of fertilizer for many years. The process is a preparation process of ecological organic fertilizer, which is high in production efficiency, stable in product quality and low in energy consumption, and is energy-saving and environment-friendly. An organic fertilizer product is produced through the process, so that the breeding, the comprehensive utilization of the excrement and the cultivation can be sufficiently linked, so as to achieve clean production. The preparation process of the ecological organic fertilizer comprises the two steps of aerobic composting fermentation and the crushing as well as the pelleting and the packaging of the organic fertilizer.

The invention relates to an oil charging and semi-linkage-point self-learning method of a double-clutch automatic transmission. After an oil charging control module receives an oil charging command, the oil charging control module receives a present oil temperature detected by a sensor, and divides the oil charging pressure of a clutch into set phases according to the present oil temperature; and then, the oil charging control of the clutch is finished by an oil pressure step ascending mode. The method adopts an interpolation segmented ascending step oil charging method to reduce the clutch pressure impact problem and to prolong the service life of a hydraulic actuation unit; as the oil charging pressure is equally divided, the moving amplitude of an electromagnetic valve is relatively lower, the blockage is not easy to generate, the service life is prolonged, and the fault generation frequency is reduced; and meanwhile, the method is higher in response speed and precision.

The invention comprises: an infrared transmitter, an infrared receiver, an A/D converter, a collection processing chip, a motor, a first module, and a second module. Each module comprises a centrosome and a rotation surface. The connection method is: the motor is respectively fixed on the centrosome of the first module and the second module; said centrosome is connected to the rotation surface through a clutch; the infrared transmitter and receiver are secured on the rotation surface of the each by using screws; said A/D converter and the collection processing chip are installed on the control circuit board in the centrosome of each module.

The invention discloses an easily-removing implant device and a screwing-out tool thereof. The easily-removing implant device comprises an implant, a base station and a central bolt; the easily-removing implant device is characterized in that the implant comprises a gum-penetrating neck part and a head part, wherein a thread is formed on the outer surface of the head part, at least two spiral self-tapping grooves are also formed in the outer surface of the head part, a connecting hole coaxial with the implant is formed in the implant, the connecting hole comprises a tapered hole, an anti-rotation hole, an implant taking-out section and a blind threaded hole, which are sequentially connected coaxially, the base station comprises a dental crown connecting section and an implant connecting section, the implant connecting section comprises a conical table and an anti-rotation column, a stepped hole matched with the central bolt is formed in the base station, and the central bolt penetrates through the stepped hole to be connected with the blind threaded hole, so that the base station and the implant are fixed integrally. According to the easily-removing implant device, the implant taking-out section with a reverse thread is additionally arranged in the implant, the problem that a part of the implant, which is remained in dentale due to fracture of the implant, is difficult to take out is solved, and the easily-removing implant device has the advantages of simple structure, strong practicability, and the like.

A grinding mechanism for an automatic crank shaft polishing and cleaning machine comprises a lathe bed, a working table, a workpiece feeding device and a plurality of grinding wheel assemblies, wherein each grinding wheel assembly comprises a grinding wheel, a grinding wheel adjusting rack and a grinding wheel feeding device; each grinding wheel adjusting rack and the corresponding grinding wheel feeding device can be matched with each other; each grinding wheel assembly is used for machining a corresponding workpiece to be ground; the grinding wheels in the grinding mechanism can be in linkage in the X, Y and Z directions in an adjusting moving process of three linear tracks; crank shaft workpieces move on a main X axis along with stroke of a sliding table; and through four-axis linkage, the workpieces with different sizes can be ground at various angles along curves of parting faces of the crank shafts. According to the grinding mechanism disclosed by the invention, the four grinding assemblies work simultaneously, four crank shaft workpieces can be simultaneously machined at a time, and through a plurality of device components which are matched with one another, the crank shaft workpieces are ground and cleaned fully automatically, manual assistance is not required in a grinding process, production efficiency is improved, and labor intensity is reduced.

The invention provides a ream-crushing device of a death pig harmless treatment system. The ream-crushing device of the death pig harmless treatment system comprises a feeding mechanism, a ream-cutting bin, a hammer-crushing bin and a crushing bin, wherein a cylindrical cutting disc is arranged in the ream-cutting bin; cutting blades are equidistantly arranged on the cutting disc in the axial direction; a fixed blade assembly is fixed on a side wall of the ream-cutting bin and is provided with a plurality of steel blades which are arranged equidistantly at intervals; the steel blades and the cutting blades are staggered; a discharging opening of the ream-cutting bin is connected with a feeding opening of the hammer-crushing bin in a communication manner; hammering cylinders are fixed on the outer side of the hammer-crushing bin; two rows of impacting hammers are horizontally arranged in the hammer-crushing bin; push rods of the hammering cylinders are connected with the impacting hammers and drive the impacting hammers to be close to one another; a discharging opening of the hammer-crushing bin is connected with a feeding opening of the crushing bin in a communication manner; two crushing rolls which are engaged with each other are arranged in the crushing bin; and a plurality of crushing teeth are uniformly distributed on each crushing roll. Three working procedures including ream-cutting, hammer-crushing and crushing are integrated, thorough crushing is implemented, a spindle of a motor cannot be jammed easily, and the crushing efficiency is high.

The invention provides an artificial dental implant, an artificial dental implanting system and an implanting method. A screwed thread is formed in the outer surface of an artificial dental implant, wherein a neck part and a head part are respectively arranged at two ends of the implant; a spiral tapping slot is formed in the outer surface of the head part, the spiral direction of the spiral tapping slot is the same as that of the screwed thread, and the spiral lead angle of the spiral tapping slot is different from that of the screwed thread. When the artificial dental implant is implanted, the cutting force and extrusion force of the implant to the bone tissues at the implanted position are reasonable, and the bone is effectively protected from injury; the artificial dental implant can accommodate bone chips generated in the tapping process, and the bone healing time can be shortened; the artificial dental implant is effectively prevented from rotating or loosing, and the service life of artificial tooth can be prolonged.

The invention aims to provide an engine balance shaft system for solving the problems that a traditional balance shaft system is inconvenient to arrange and prone to deforming and being stuck. The engine balance shaft system disclosed by the invention comprises a balance shaft with a balance shaft chain wheel, wherein the balance shaft is provided with a front balance block and a rear balance block. The engine balance shaft system is characterized in that the balance shaft chain wheel is arranged inside a triangle formed by a fuel pump drive chain wheel, a crankshaft timing chain wheel and a camshaft drive chain wheel; and the balance shaft chain wheel, the fuel pump drive chain wheel, the crankshaft timing chain wheel and the camshaft drive chain wheel are on a same plane and are chained by timing chains. Therefore, the whole structure of the engine balance shaft system is simpler. Simultaneously, the balance shaft is arranged on one side of a crankshaft rather than below the crankshaft, so that the whole height of the engine balance shaft system can be reduced, and the engine balance shaft system is easier to arrange.

The invention provides a locking connecting device, an LED (Light Emitting Diode) screen box and an LED display screen. The locking connecting device comprises a lock hook component and a rod pin component, wherein the lock hook component comprises a lock hook base; a lock hook and a handle are arranged on the lock hook base; a gear is arranged in the handle; a plug is arranged on the lock hook base and is connected with the gear; the rod pin component comprises a rod pin base; a rod pin is arranged on the rod pin base; a fixing pin hole is arranged on the rod pin base; the lock hook component and the rod pin component are connected with the fixing pin hole through the lock hook, the rod pin and the plug which are matched with each other; the LED screen box comprises an LED box shell with an LED display component; the lock hook component and the rod pin component are respectively arranged on two opposite lateral edges of the LED box shell; and the LED display screen is formed by connecting adjacent LED screen boxes through the locking connecting device. The locking connecting device provided by the invention has the advantages of higher bearing capacity, compact and accurate connection, convenience in operation and reliable property.

The invention provides a guide mechanism and an electro-mechanical actuator thereof. The guide mechanism comprises a shell, a linear guide rail, a ball screw pair and a sliding block, wherein a groove is formed in the inner wall of the shell; the linear guide rail is positioned in the groove; the ball screw pair is arranged in the shell; the sliding block is positioned on a screw nut of the ball screw pair; a U-shaped sectional slot for inserting the linear guide rail is formed in the upper surface of the sliding block; the sliding block can relatively move along the two outer side walls of the linear guide rail. The electro-mechanical actuator comprises the guide mechanism. According to the guide mechanism, the sliding block and the linear guide rail relatively roll through a ball, so that friction between the sliding block and the linear guide rail is rolling friction; under the condition of the same load, the friction of the guide mechanism is greatly reduced; furthermore, the linear guide rail is used as a guide rail, and the contact is a ball pair contact; proper elastic deformation can be realized, and the phenomenon of clamping stagnation is avoided; the bearing capacity of the guide mechanism can be improved.

The invention discloses a manipulator used for griping high-temperature workpieces. The manipulator comprises a first grip pawl and a second grip pawl which are opposite to each other and hinged through a rotating pin; the manipulator further comprises a manipulator mounting plate and a power cylinder, the rotating pin and the power cylinder are arranged on the manipulator mounting plate, and a driving block used for driving same ends of the first grip pawl and the second grip pawl to move oppositely is arranged on a piston rod of the power cylinder, and a cooling hole is arranged in the rotating pin. Only one rotating hinged point is arranged on the griping manipulator, so that the manipulator is simple in structure and low in cost, a manipulator joint is less prone to being jammed or loosened, the power cylinder is away from the front half section in distance, service life of the cylinder is prolonged, and the high-temperature workpieces can be gripped stably and reliably.

The invention discloses a feeding mechanism for a leather imitation bottom sheet. The feeding mechanism comprises a rack, a right conveying device, an overturning device and a left conveying device. Each of the right conveying device and the left conveying device comprises a conveying assembly, a transmission belt and a transmission motor. The overturning device comprises a conveying device, overturning supports, a support base, an overturning shaft, an overturning motor, a worm reducer and a transmission belt. The support base is arranged on the overturning shaft. The eight sets of overturning supports are fixed to the support base. Each set of overturning support includes eight pairs of square tubes, a certain included angle is formed between each pair of square tubes, and in other words, the upper row of square tubes and the lower row of square tubes are formed and used for conveying the leather imitation bottom sheet. The whole feeding mechanism is controlled through a PC controller. By means of the feeding mechanism, the leather imitation bottom sheet can be automatically overturned and automatically conveyed to a polishing or fine grinding device after the bottom face of the leather imitation bottom sheet is flatly ground, conveyance is stable during overturning, time and labor are saved, the work intensity is lowered, and the working efficiency is improved.

An automatic crank shaft grinding and cleaning machine comprises a rack, a feeding device, a workpiece transfer device, a grinding mechanism and a discharging device, wherein the feeding device, the workpiece transfer device, the grinding mechanism and the discharging device are arranged on the rack; and the workpiece transfer device is erected above the rack through a supporting upright column, and is used for conveying to-be-ground crank shafts conveyed by the feeding device into the grinding mechanism to be ground, and conveying the crank shafts to the discharging device so as to discharge the crank shafts after the crank shafts are ground. According to the automatic crank shaft grinding and cleaning machine, workpieces are fed and discharged by a robot, four crank shaft workpieces can be simultaneously machined at a time, and through a plurality of device components which are matched with one another, the crank shaft workpieces can be ground and cleaned fully automatically, production efficiency is improved, human resources are saved, and labor intensity of operators is also reduced. By the grinding mechanism, linkage of grinding wheels in the X, Y and Z directions can be realized, the crank shaft workpieces move on a main X axis along with the stroke of a sliding table, and through four-axis linkage, the workpieces with different sizes can be ground at various angles along curves of parting faces of the crank shafts.

The invention provides an endoscopic liquid conveying pipe leakage and blockage ultrasonic detection device and method based on channel association. The device comprises soft fish-shaped inner detectors, an external passive sound label and an external active receiver. The soft fish-shaped inner detectors flow in a liquid conveying pipe along with liquid, and the pipe where the soft fish-shaped inner detectors flow through is detected through ultrasounds; and meanwhile, the external passive sound label with identity information is detected, and accurate positions of pipe defects are analyzed in cooperation with mileage recording. The external active receiver receives entrant sound signals transmitted by the soft fish-shaped inner detectors in the liquid conveying pipe on the outer side of the pipe, the passing time of the soft fish-shaped inner detectors is recorded, and the passing time of the multiple soft fish-shaped inner detectors can be combined to analyze which section of line is in blockage. By means of the method, each soft fish-shaped inner detector is provided with a plurality of ultrasonic receiving probes for full-directional receiving, and the multiple soft fish-shaped inner detectors conduct repeated detection, and the detection accuracy is high. The appearance of the soft fish-shaped inner detectors is in a fish shape, the size is small, the soft fish-shaped inner detectors are suitable for pipes with different pipe diameters, and use of an existing detector is not influenced.

The invention discloses a detachable connecting device. The detachable connecting device comprises a fixing table, a base table and a sliding block, wherein the fixing table is fixedly connected with a first component, the base table is fixedly connected with a second component, and the sliding block is matched with the fixing table in a sliding mode. The base table is matched with the fixing table in a sliding mode, matched assemblies are arranged on the base table and the fixing table, the assemblies are used for making the sliding block slide in place relative to the fixing table and then locked and making the base table and the fixing table matched in a sliding mode and then locked, and the assemblies can make the sliding block slide relative to the fixing table and finally make the sliding block and the fixing table separated and unlocked. The invention further provides a connecting device of a wire harness connector and a buckle. The connecting device of the wire harness connector and the buckle is compact in structure, small in size, smooth in matching, firm in fixation, easy to detach and install and capable of being reused for a long time. The connecting device can be used as an intermediate connecting part for connecting two components such as the vehicle wire harness connector and the buckle.

A rapping device for removing off ash of residual heat boiler consists of rapping rod mechanism including rapping rod contacting with rapped surface by one end of rapping rod, sealing unit set on rapping rod at position before said rod is passed through insulation box wall and spring set on rapping rod; rapping hammer mechanism including vibration-loose proof unit set on said hammer, pin shaft for connecting said hammer with link bar and nut for fixing them; and motor driving mechanism.