750results about How to "Avoid frequent replacement" patented technology

The invention discloses a mixed type electronic cigarette appliance. The mixed type electronic cigarette appliance comprises a suction nozzle, an atomizer and an electronic cigarette body which are connected together, and the middle of the suction nozzle, the middle of the atomizer and the middle of the electronic cigarette body are closely communicated. A liquid storage cavity and a heating element are arranged in the atomizer. A PCB control circuit board on the electronic cigarette body is connected with a switch, a battery and the heating element in the atomizer, wherein the switch and the battery are arranged on the PCB control circuit board. The electronic cigarette body further comprises a cut tobacco heating cavity which is internally provided with a cut tobacco storage bin. A center steam pipe communicated with the heating element is arranged in the middle of the cut tobacco bin. Small holes are formed in the center steam pipe. A heating piece connected with the PCB control circuit board is arranged on the inner wall of the cut tobacco heating cavity outside the cut tobacco bin. A sealing cap is arranged at the bottom of the cut tobacco storage bin, and an air hole communicated with the center steam pipe, the heating element and the suction nozzle is formed in the middle of the sealing cap. The electronic cigarette appliance can atomize tobacco juice and heat cut tobacco at the same time, and the difference between an electronic cigarette and a traditional cigarette and the difference in unique tobacco juice of the electronic cigarette smoking taste is greatly reduced.

Provided is an electric lock adapted to be activated by a mobile phone. The mobile phone includes a wireless connection module and a battery unit for supplying power to the wireless connection module and the electric lock includes a detection device, a control module and a wireless unlock module, wherein the detection device and the wireless unlock module are connected electrically to the control module and the wireless unlock module is configured to couple with the wireless connection module of the mobile phone via a wireless communication protocol such that once the wireless connection module of the mobile phone and the wireless unlock module of the electric lock are paired with each other, the mobile phone is capable of converting without touching awakening the wireless unlock module in order to unlock the electric lock relative to a locked object.

The invention discloses a high-efficiency cleaning device for medical instruments, which includes a box body, a cleaning chamber, a cleaning liquid chamber, a cleaning frame, a double-axis motor, a first pulley, a belt, a second pulley, a hollow tube, a spray hole, a brush, The first water pipe, water pump, circulation device and drying device, the present invention is equipped with a biaxial motor, a disc and a connecting rod, through the cooperation of the above parts, the cleaning frame is driven to shake continuously, and the medical equipment in the cleaning frame is constantly turned, so that the medical equipment More fully contact with the cleaning liquid to improve the cleaning efficiency. It is equipped with the first helical gear, the second helical gear, the rotating shaft, the first pulley, the belt, the second pulley and the hollow tube, so that the brush can continuously scrub the medical equipment, and the The stubborn stains on the surface of medical instruments are removed, which improves the cleaning efficiency. At the same time, the spray holes spray the cleaning liquid from the inside to the outside, so that the cleaning liquid can fully clean all the medical instruments, and the stains are flushed out of the cleaning frame, which further ensures the cleaning efficiency. thoroughness.

The invention relates to a fixture, in particular to a full automatic hydraulic fixture device used for a milling machine or a boring machine, which comprises at least two fixture bodies for clamping parts on a working table, a clamping mechanism arranged above a base through a support, and a guide rail fixed on a working table top. The base of each fixture body is arranged on the guide rail; and a moving mechanism for moving the base along the guide rail and a hydraulic locking mechanism for fixing the base on the guide rail are arranged on the base. The full automatic hydraulic fixture device has the advantages of wide clamping range, high mounting and positioning precision, and high automation degree, thereby greatly reducing labor intensity of operators and improving production efficiency, is particularly suitable for high strength cutting of shaft parts, and is widely applied to the manufacturing fields of various processing such as the milling of a flat head, the milling of a circular arc at the root part of the flat head, the milling of a key slot, the processing of a wabbler of a supporting roll, the beveling of a flat surface and the wabbler, the drilling and the rigid tapping processing to complete the processing of shaft parts with different diameters and different lengths through a milling machine or a boring machine.

The invention discloses a method for real-time direction finding of a base station antenna ultrashort baseline GNSS double antenna. The two-dimensional pose of a carrier can be determined by measuringa vector fixed on the carrier. The vector that reflects the two-dimensional pose of the carrier can be formed when the antennas of two receivers are mounted on a rigid carrier. And the heading angleof the carrier can be calculated by accurately determining the direction and distance of the two ends of the vector in space. According to the method for the real-time direction finding of the base station antenna ultrashort baseline GNSS double antenna, the common errors of the satellite and the receiver are eliminated by constructing a double difference model to perform a global solution on thebaseline vector. The problem of the frequent replacement of a reference star is avoided by firstly solving the single-difference ambiguity between fixed stations. The reliability of the baseline vector is ensured by using the EKF solution. The single epoch can be guaranteed to be solved, the real-time performance is effectively ensured, and in particular, various errors in the observation of the low-cost positioning module and the antenna in the absolute positioning are prevented from affecting the receiver antenna and making the high-precision position difficult to obtain.

The invention discloses a scheduling method for tracking a photovoltaic planned output by using a battery storage energy and a hydrogen storage energy. The scheduling method comprises the steps of making an output plan of a next day based on a short-term photovoltaic prediction power, and making different day-ahead scheduling schemes according to magnitudes and fluctuation violent degrees of prediction errors of photovoltaic powers in a sunny day and a non-sunny day; correcting a day-ahead photovoltaic planned output by using an ultrashort-term photovoltaic prediction power; and then, selecting an appropriate real-time scheduling scheme according to a state of charge of a storage battery, and calculating an actual output of a photovoltaic power generation system as well as input powers ofthe storage battery and an electrolytic bath to output to a central control unit of the photovoltaic power generation system, thereby performing real-time scheduling on each power generation electricmodule in the system. The impact on the power system is reduced, the frequency modulation pressures of water and thermal generation units are alleviated, an energy storage battery is guaranteed to work in a low-load state beneficial to prolonging the service life, the frequent change of the energy storage battery due to premature failure is prevented, and the total cost in a whole life cycle of the system is reduced.

The invention discloses an online monitoring system for the current distribution of an aluminum electrolytic tank, belonging to the technical field of aluminum electrolysis. The online monitoring system for the current distribution of the aluminum electrolytic tank comprises at least one measuring device comprising an isometric pressure drop measurement fork or a magnetic field detection sensor, the isometric pressure drop measurement fork is used for measuring the isometric pressure drop value of an anode guide rod or a cathode steel bar of the aluminum electrolytic tank to be tested, the magnetic field detection sensor converts the magnetic induction intensity around the anode guide rod or the cathode steel bar into a proportional voltage value according to a Hall principle, and the measuring device is sequentially connected with a data processing device, a wireless network and an upper computer. The invention satisfies the measurement requirements under high-temperature high-dust environment with high magnetic field intensity, has high system flexibility, is favorable to far-distance signal transmission and can simultaneously monitor a plurality of aluminum electrolytic tanks.

The invention relates to the technical field of waste gas processing, and specifically relates to a waste gas processing device and a waste gas processing method. The waste gas processing device comprises an absorbing tower, a gas-liquid mixing device, a delivering device, a UV oxidizing device, and a releasing device which is connected to the UV oxidizing device. The absorbing tower is provided with a liquid containing part, a gas inlet, a filling material layer, a final nozzle, and a demister from bottom to top in sequence. The final nozzle is communicated with the liquid outlet of the delivering device, the liquid inlet of the gas-liquid mixing device is communicated with the liquid containing part, the liquid outlet of the gas-liquid mixing device is communicated with the UV oxidizing device, and the gas outlet of the UV oxidizing device is communicated with the liquid containing part. The waste gas processing method utilizes the provided waste gas processing device. According to the processing method, the adsorption, catalytic oxidation, and spraying are effectively integrated together to strengthen the waste gas processing effect, moreover, different absorbing liquids that can effectively absorb the waste gas is provided according to the waste gas generated by different types of factories; the waste processing method is flexible and has a wide application range, furthermore, the purification efficiency is improved, the operation is simple and convenient, and the investment cost and operation cost are low.

The invention provides a micro-hole electric discharge and electrolytic combined machining multi-channel symmetrical flushing device and a micro-hole electric discharge and electrolytic combined machining multi-channel symmetrical flushing method, and belongs to the technical field of electromachining. The device comprises a tool electrode, a clamping and guiding device, a diversion device and a solution sealing device; during electric discharge machining, a working solution flows from the inside of the tool electrode into a machining area at a high speed, the electric discharge perforation machining is realized; during electrolytic machining, the working solution flows into the machining area along the outer wall of the tool electrode through the diversion device, and electrolytic reaming machining is realized. Two flushing methods of the working solution are realized, and requirements of electric discharge machining and electrolytic machining on a flow field are respectively met, the two machining methods can be realized under the condition of the same machine tool, the same station and the same tool electrode, errors caused by frequently changing tool clamps can be avoided, the operation is simplified, and the machining efficiency and quality are improved. In addition, the solution sealing device and the diversion device are used for realizing small-gap large-flow flushing, the stability of the flow field is ensured and the hole forming effect is improved.

The invention discloses a high-toughness waterproof coiled material and a preparation method thereof, belonging to the field of waterproof coiled materials. The waterproof coiled material includes: a substrate layer, the upper and lower surfaces of the substrate layer are respectively provided with self-adhesive waterproof layers, and the surfaces of the self-adhesive waterproof layers are respectively provided with isolation protection layers. Wherein, the base material layer is an alkaline glass fiber felt layer, the self-adhesive waterproof layer is a polymer modified asphalt, and the isolation protection layer is a PE film. The preparation steps include: (1) preparation of graphene/natural rubber nanocomposite material; (2) preparation of polymer modified asphalt; (3) preparation of waterproof coiled material. The waterproof coiled material of the present invention not only has good waterproof and anti-corrosion effects, but also greatly improves the toughness of the waterproof coiled material, and the existence of graphene makes the waterproof coiled material have better environmental stability, greatly extending the waterproof coiled material. service life and has a good application prospect.

The invention discloses improved skip weight-fixed loading equipment, which belongs to the technical field of weighing. A sector gate is mounted at an discharge port of a weight-fixing hopper; a weighing sensor is mounted at the bottom of the weight-fixing hopper; an sector gate oil cylinder is welded on the side wall of the weight-fixing hopper; the sector gate is connected with the sector gate oil cylinder; a coal level meter is mounted in a surge bunker; the discharge port of the surge bunker is positioned at the bottom of the bunker; a flat gate is mounted at the discharge port and is connected with a flat gate oil cylinder; the surge bunker is positioned right above the weight-fixing hopper; counterweight lifting oil cylinders are mounted below the two side walls of the weight-fixing hopper respectively; the oil paths of the flat gate oil cylinder, the counterweight lifting oil cylinders and the sector gate oil cylinder are connected with a hydraulic pump station; the coal lever meter, the weighing sensor, a belt conveyor and the hydraulic pump station are electrically connected with a controller in a lifting control chamber. The improved skip weight-fixed loading equipment has the advantages of high coal loading precision, strong reliability, avoidance of frequent exchange of the weighing sensor and reduction in maintenance cost.

The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle, a cloud server and a wireless charging system and method. The wireless charging method comprises the following steps that when the unmanned aerial vehicle meets a charging condition, a charging reservation request is sent to the cloud server for authentication of the cloud server;the unmanned aerial vehicle receives authentication pass information sent by the cloud server and position information of a to-be-charged pile; and the unmanned aerial vehicle flies to the position where the to-be-charged pile is according to the obtained the position information of the to-be-charged pile and conducts wireless charging. According to the wireless charging method, when the unmannedaerial vehicle meets the charging condition, the unmanned aerial vehicle is matched with the best charged pile automatically by the cloud server, and the unmanned aerial vehicle flies to the chargedpile for wireless charging; and unified deployment and planning are achieved by the cloud server in the whole process, manual control is not needed, and meanwhile, the trouble of manual charging is eliminated, so that the cruising ability of the unmanned aerial vehicle is improved.

The invention belongs to the technical field of toiletries, especially the toothpaste squeezing device with good safety performance. In order to solve the problems of the inconvenience of operation ofthe toothpaste extruder used in hotels, and the problem that the health and safety of toothpaste in hotels cannot be guaranteed, the following scheme is proposed, including a main body and a connecting tube, the top inner wall of the main body is provided with a connecting rod, and the other side of the connecting rod is provided with a mounting plate, both sides of the top outer wall of the mounting plate are provided with reinforcing rods, and the other side of the reinforcing rod is fixed with the connecting rod by screws, the two ends of the top outer wall of the mounting plate are provided with a stepping motor, the output shaft of the stepping motor is connected with a first screw rod through a coupling, and the one side outer wall of the two first screw rods is connected with the same moving plate through screws. The invention can automatically squeeze toothpaste through two squeeze rollers, can effectively disinfect and sterilize the stored toothbrush, and greatly improves thehygiene safety of the toothbrush.

The invention discloses a vehicle-mounted air condition air sweeping device driven by an electric control shape memory alloy. The vehicle-mounted air condition air sweeping device is composed of a drive part, a control part, a transmission part and an execution mechanism. The drive part adopts the shape memory alloy as a drive element, the shape memory alloy shrinks when electrified to be heated and is lengthened when cooled, and output of displacement and force of a driver is achieved. The control part is composed of a sensor, a single-chip microcomputer and a manual control key, the current on a shape memory alloy wire is controlled, and therefore the temperature of the shape memory alloy wire is controlled. The transmission part is mainly composed of a clutch device or a reset device. The execution mechanism is vehicle-mounted air conditioner air sweeping blades. The vehicle-mounted air condition air sweeping device has the beneficial effects of being small in size, simple in structure, convenient to install, easy to achieve, free of electromagnetic interference, good in periodical control effect and the like.

The invention provides a high performance cutting pick and a manufacturing method thereof, the high performance cutting pick comprises a tooth tip and a tooth body. The tooth body is high-strength, high-toughness and high-wear-resistance steel. The chemical components are as following by weight percent, 0.30 to 0.40 of C, 2.30 to 2.50 of Si, 2.20 to 2. 60 of Mn, 0.80 to 1.50 of Cr, 0.35 to 0.45 ofMo, 0.01 to 0.1 of Re, 0.02 to 0.04 of Nb, less than 0.01 of S, less than 0.01 of P, and the rest of Fe. After raw materials are refined and cast to obtain steel ingots or subjected to continuous casting to obtain continuous casting billets, after being rolled into round steel, cutting and annealing are conducted, and finally a cutting pick body is obtained by cold forging. The tooth tip is prepared from cemented carbide and welded to the tooth body by medium frequency induction heating. After cooling, austempering treatment is conducted, and finally discharging and air-cooling to room temperature are conducted. The finally obtained tooth body has tensile strength sigma b of 1700 to 2000MPa, yield strength sigma s of 1100 to 1520MPa, elongation delta of 16 to 35%, section shrinkage phi of45 to 55%, impact work Aku of 55 to 90 J, hardness HRC of 53 to 62, and strong plastic product of 32 to 51 GPa.%. The microstructure of the tooth body is a nano-carbide-free bainite-martensitic multiphase organization, and the thickness of a substructure slat is 10 to 50 nm.

The invention discloses a multi-combined-station automatic core making center. The automatic core making center comprises a sand jetting rotary working device and a core model rotary working device, wherein the sand jetting rotary working device comprises a sand jetting rotary seat; a plurality of sand jetting worktables are arranged on the peripheral side above the sand jetting rotary seat; a sand jetting mechanism is arranged on each sand jetting worktable; a sand storage mechanism is supported on the top of the sand jetting supporting seat; the core model rotary working device comprises a core model rotary seat; a plurality of core model worktables with the amount which corresponds to the amount of the sand jetting worktables are arranged on the peripheral side of the core model rotary seat; a core jetting mold matched with the sand jetting mechanism is arranged on each core model worktable; and a sand blowing mechanism is supported on the upper side of the core model supporting seat. By utilizing the automatic core making center, the production of sand cores of a plurality of models can be performed at the same time, the sand receiving, sand jetting, fixing and core pulling processes can be performed at the same time, and meanwhile, the sand cores are effectively prevented from falling during the sand pulling process.

The invention discloses a chip detector for an SMD (Surface Mounted Device) LED (Light-Emitting Diode) chip light spitting machine. The chip detector comprises a support plate; a drive source is arranged at one side of the support plate while an elastic probe assembly and a synchronous drive mechanism are arranged at the other end of the support plate; one end of the synchronous drive mechanism is connected with the drive source while the other end of the synchronous drive mechanism is connected with the elastic probe assembly; the synchronous drive mechanism is driven by the drive source; and the elastic probe assembly is driven to contact or leave a chip to be detected under the action of the synchronous drive mechanism. The chip detector disclosed by the invention is a chip detector based on chip fixture and probe movement; compared with the prior art, the chip detector has the characteristics of simple structure, easiness for implementation and capability of avoiding frequent change of a probe and ensuring the detecting precision; and the service life of the probe is more than 30 times to that of the probe of a needle structure in the prior art.

The invention discloses a winding mould mechanism for a winding machine. The winding mould mechanism comprises an upper mould and a lower mould which are in central symmetry about a rotating spindle. The winding mould mechanism is characterized in that the upper mould is mounted on an upper base, the lower mould is mounted on a lower base, the outside of each base is connected with an adjusting screw rod in a threaded manner, the outer end of each adjusting screw rod is connected with a screw rod mounting seat positioned on a rotary table of the winding machine through a bearing, the upper base and the lower base are respectively slidably connected on the rotary table of the winding machine through a guide mechanism, and the extension direction of each adjusting screw rod and the guide mechanism is perpendicular to the rotating shaft. The adjusting screw rods are connected with the upper base and the lower base positioned at the bottoms of the upper mould and the lower mould respectively in a threaded manner, so that the distance between the upper mould and the lower mould is adjusted, the requirements of various stator coils on winding are met, and the utilization rate of the winding machine is increased.

The invention discloses a magnetic fixed medical sharps box and a using method thereof. The magnetic fixed medical sharps box comprises a collection box, a shearing mechanism and a control system, wherein an electromagnet group is arranged at the inner bottom of the collection box; the shearing mechanism comprises a rotating shaft, a cutter blade, a cutter head and a rotor motor; the cutter bladeand the cutter head are arranged on an opening of the top of the collection box; the rotor motor and the cutter blade are arranged on the rotating shaft; a metal plate is arranged on a cover of the collection box; a top electromagnet is arranged at the corresponding position of the top of the box; when a start button on the control system is pressed down, the electromagnet group is charged, a stepper motor drives a push rod to open the cover of the collection box, sharps are put in the box, a cutting-off button on the control system is pressed down, the rotor motor drives the cutter blade to cut off a flexible pipe, and the sharps are tightly absorbed at the bottom of the box under the action of the magnetic force of the electromagnet group. When the collection box is almost full of the sharps, the box cover can also be automatically locked and is prevented from falling out. The magnetic fixed medical sharps box avoids the accidental injury caused by the direct contact between medicalpersonnel and discarded sharps, and is convenient and safe to operate.