68results about How to "Powerful cleaning" patented technology

The invention provides a two cycle engine which effectively suppresses an intrusion of a combustion gas into a crank chamber. Further, the invention provides a two cycle engine tool provided with the two cycle engine mentioned above. An engine is provided with a cylinder having two scavenge air ports at different positions in a cylinder circumference direction, and scavenge air inflow ports communicating individually with these two scavenge air ports via a scavenge air passage, and a piston in which two scavenge air communication ports are formed at positions corresponding to the scavenge air inflow ports, and is structured to swirl the gas flowing into the piston from the cylinder through the scavenge air passage, in an upper portion of the internal space of the piston, and retains the gas in the upper portion of the internal space of the piston.

The invention discloses a silicon core cleaning technique, and relates to a processing technique of polysilicon, in particular to a method for cleaning silicone core. According to the technical schemeprovided by the invention, the silicon core cleaning technique comprises the following steps: a, silicon core pretreatment: firstly using anhydrous ethyl alcohol to wipe off the impurities on the surface of the silicon core, and then using acetone to wipe off oil stains on the surface of the silicon core; then putting the silicon core in an ultrasonic cleaning instrument for ultrasonic cleaning;and carrying out vacuum drying; b, cleaning: putting the cleaned silicon core in a closed reaction vessel, carrying out the following reaction under the temperature of 300 DEG C to 320 DEG C: Si+3HC-SiHCl3+H2; in the reaction process, introducing the mixed gas of hydrogen and hydrogen chloride into the reaction vessel; and c, repeated utilization of tail gas: adopting the reaction product of hydrogen trichloride and hydrogen as raw materials for preparing polysilicon, carrying out gas returning of the reaction product by a gas inlet pipe and a gas outlet pipe, and entering working section of reduction by a pipeline. The reaction product can be completely recovered, thus realizing zero emission of nitride and improving environment.

The present invention provides a cleaning apparatus of an ion source extraction electrode system, which can eliminate deposit in high speed along a wide area that form a leading-out electrode system of an ion source. The cleaning apparatus comprises the following components: a cleaning gas source (42) which supplies cleaning gas (48) between two opposite electrodes (11,12) of a leading-out electrode system (10), thereby keeping the gas pressure between the two electrodes to a gas pressure for generating glow discharge; and a glow discharge power supply (60) which applies DC voltage between the electrodes (11,12) for generating glow discharge (80). The cleaning apparatus further comprises the following components: an abnormal discharge measurer (84) which measures times (N) of abnormal discharge between the the electrodes (11,12) in preset time; and a power supply controller (86) which controls through the measured time (N) of abnormal discharge for increasing or reducing the output current of the glow discharge power supply (60) for a preset amplitude.

The invention relates to a brush bar which comprises a fixing part and a bristle part. The bristle part comprises multiple bristle wires which are distributed in the width direction of a brush, one ends of the multiple bristle wires are fixed by the fixing part, the bristle part further comprises soft sheets, and one ends of the soft sheets are fixed by the fixing part. According to the brush bar, the soft sheets are additionally arranged in the bristle wires, on one hand, the support force of the brush can be increased; on the other hand, gaps between the bristle wires are blocked, the brush bar is more beneficial for cleaning, and the vacuum degree can be increased when the brush bar is used for dust collection.

The invention relates to a method for cleaning an insulating oil sample bottle and a utilized cleaning device. The insulating oil sample bottle cleaning method comprises the steps of (1) ultrasonic decontamination: before work, preheating water to a suitable temperature firstly, adding laundry powder, placing an oil sample bottle in a cleaning basket which is then placed in a cleaning tank, rotating the cleaning basket to enable the oil sample bottle to be filled with a cleaning solution, and starting a decontamination ultrasonic generator for the decontamination; and (2) ultrasonic rinse: opening a blowdown valve after the decontamination cleaning is finished, cleaning the cleaning tank appropriately after the cleaning solution is discharged completely, closing the valve, opening a water inlet valve, opening the ultrasonic generator, heating the water to a suitable temperature, placing the oil sample bottle into the water for rinse, and after the oil sample bottle is rinsed cleanly, taking the bottle out of a vessel and performing draining separation. The method for cleaning the insulating oil sample bottle and the utilized cleaning device have the advantages as follows: (1) the cleaning speed is high, the cleaning effect is good, the cleanliness is high, and the damage to the surface of a workpiece is prevented; (2) hands of a worker are not contacted with the cleaning solution, and deep holes, thin seams and hidden positions of the workpiece can also be cleaned up safely and reliably; and (3), the cleaning precision is high, and tiny stain particles can be cleaned powerfully.

The invention discloses a novel home cleaning tool, capable of effectively solving the problem that a broom can be stained by hair, fluff, dust and mud. The cleaning tool comprises a dustpan, a dustpan rod, telescopic rods and hollow rolling wheels, wherein the dustpan rod is fixedly arranged at the upper side of the dustpan and a piston is inserted in the dustpan rod; hollow shafts are fixed to the lower ends of the left and right sides of the dustpan rod; a baffle plate is arranged at the left side of the dustpan rod in a mode of sliding up and down; the telescopic rods include a thick telescopic rod and a thin telescopic rod; the thick telescopic rod is arranged at the front side of the dustpan rod in a sliding mode in a vertical direction, and the thin telescopic rod is inserted into the thick telescopic rod; each hollow rolling wheel is rotatably arranged on the corresponding hollow shaft; and a plurality of hollow brush rods, which communicate with the interior of each hollow rolling wheel, are uniformly distributed on the hollow rolling wheel. The cleaning tool provided by the invention is mainly used for cleaning some hair tangled on the broom; the dustpan rod enables the brush rods on the rolling wheels spray gas and water by virtue of the piston device, so that dirt on the broom can be cleaned more efficiently and more strongly; and by arranging a linkage control structure on the dustpan rod, gears can be selected optionally, so that relatively high autonomy and flexibility are guaranteed.

The invention discloses a multifunctional dust collector. The dust collector comprises a first shell, an inner cavity of the first shell is hollow, two groups of symmetrical rollers are connected withthe bottom of the first shell, an air compressor, a first motor, a second motor and a third motor are connected with the top wall of the first shell in the horizontal direction in sequence, one sideof the first motor, one side of the second motor and one side of the third motor are fixedly connected with a first rotary shaft, a second rotary shaft and a third rotary shaft respectively, the firstrotary shaft and the third rotary shaft are connected to the rollers, and a first transmission belt and a second transmission belt are arranged at the connection positions of the first and second rotary shafts and the rollers respectively. The second rotary shaft penetrates through the bottom wall of the first shell, a dust collection plate is fixedly connected with the end, away from the secondmotor, of the second rotary shaft, and a first through hole is formed in the dust collection plate. The multifunctional dust collector is simple in structure and convenient to operate, the functions of purifying air and wetting air are achieved, and the situation that the dust collector is damaged because of sucking wet air is avoided.

The invention discloses an intelligent cleaning robot suitable for underwater environment cleaning and brushing. The intelligent cleaning robot comprises an underwater robot and a ground station console; the underwater robot comprises a robot body and cleaning equipment; the cleaning equipment is flexibly mounted on the robot body; and the ground station console is electrically connected with the robot body. The ground station console is used for controlling the underwater robot and providing electric energy needed by operation of the underwater robot, semi-automatic control operation is achieved, and the robot body has high-maneuverability space movement capacity; the cleaning equipment is driven by the robot body, marine organisms attached to the underwater structure for a long time can be powerfully cleaned, and the underwater structure can be cleaned in all directions.

The invention discloses a soap body cleaning device of an extruder, and relates to an auxiliary device of an extruder. The soap body cleaning device consists of a transmission table of a packing machine and limiting baffles, wherein more than two sets of the limiting baffles are respectively arranged on both sides of the transmission table of the packing machine; brushes I of which the brushing directions are opposite are arranged at gap positions between the limiting baffles on the both sides, a brush II of which the direction faces downwards is arranged directly above the transmission table of the packing machine, and the upper part of the brush II is connected with a machine frame through a regulating screw rod; more than one lateral hollow groove is formed in the transmission table of the packing machine, and brushes III of which the brushing directions face upwards are arranged in the lateral hollow grooves. The soap body cleaning device disclosed by the invention is simple in structure and low in manufacturing cost and can be mounted and used on existing equipment, the equipment cost is low, the soap body cleaning device has a good cleaning function and a good cleaning effect for a soap body, the situation that the soap body with a residual fertilizer enters into the packing machine is avoided, so that the frequency that the packing machine is faulted is further reduced, and the successful production is facilitated.

An alternative fuel combustion engine enhancer for the vast improvement of combustion engines through a greener environment with lowered emissions, decreased fuel consumption, increased engine life and increased power. The alternative fuel combustion engine enhancer generally includes Copper Pipes, Stainless Steel Rods, Stainless Steel Wire, Silver Solder, Machined Acrylic End Caps, Copper Wire, a Water Supply, a Wiring Harness, and a Control Panel.

The invention discloses an intelligent power grid voltage reactive power adjustment device, which belongs to the technical field of intelligent power grid reactive power adjustment. The intelligent power grid voltage reactive power adjustment device comprises a compensation device, a reactor, a thyristor, a fuse and a controller, wherein the cathode of the thyristor is grounded, and the anode is connected with the compensation device via the reactor; the compensation device is connected with the power grid via a circuit breaker and the fuse; the grid of the thyristor is connected with the controller; the controller comprises a current sampling module, a voltage sampling module and a microprocessor module; the compensation device comprises a chopper switch, a fly-wheel switch, a transformer, a plurality of groups of capacitors and an energy-saving device; the chopper switch is in parallel connection with the transformer, the plurality of groups of capacitors and the energy-saving device; and the fly-wheel switch is in serial connection with the chopper switch, the transformer, the plurality of groups of capacitors and the energy-saving device. The voltage phase and the reactive power parameters of a transmission line can be adjusted, features of voltage reactive power dynamic compensation and unbalance reduction are realized, and actual use demands are met.

The invention relates to a rail antiskid device for cars of a coke oven. The rail antiskid device is characterized by comprising driving wheels, driven wheels, driving wheel speed measuring coders, driven wheel speed measuring coders, an automatic cleaning control system, a control line, a water tank water level detecting device, high-pressure pump branch pipes, cleaning solenoid valves and cleaning nozzles, wherein the driving wheel speed measuring coders are arranged on the driving wheels, and the driven driving wheel speed measuring coders are arranged on the driven wheels. The rail antiskid device is compact and simple in structure, and can automatically judge whether rails are polluted or not according to the skid condition of the cars of the coke oven and automatically clean the rails and perform interlock protection to guarantee high-speed and safe operation of four cars of the coke oven.

Natural plant fibers which are harmless to the human body are smashed and mixed with a small amount of coagulum, and the casting of a die is carried out according to the design needs; wherein, the structure is as follows: a projecting part with the length of 20mm, the height of 8mm and the thickness of the bottom part of 2mm is arranged in the middle of an oval toothbrush base along the longitudinal direction, the top part of the projecting part is jagged and vertical to the toothbrush oval base, the projecting parts with the length of 18mm, the height of 6mm, the thickness of 1.5mm and the jagged top parts are respectively arranged on the both sides thereof, the arrangement direction is parallel to the middle projecting part, an included angle of 55 degrees is formed with the oval toothbrush base, a plurality of rows of single thin brush wires are regularly arranged in the middle of the three rows of the projecting parts, and the height thereof is slightly higher than the three rows of the projecting parts.

The invention discloses an energy-saving vector synchronous-control frequency converter. Since the drive control of a synchronous motor is required in various different electrical environments, the over-voltage and the surge current generated caused by the operation on an AC incoming switch have an impact on a vector synchronous-control frequency converter. Meanwhile, a harmonic wave generated by the vector synchronous-control frequency converter will contaminate the power grid in turn so as to influence the stability and the reliability of the vector synchronous-control frequency converter. The energy-saving vector synchronous-control frequency converter comprises a rectifier bridge connected with a grid side, and an inverter bridge connected with a load side. The rectifier bridge and the inverter bridge are connected in parallel with a capacitor. The energy-saving vector synchronous-control frequency converter is characterized in that a DC reactor is arranged between the rectifier bridge and the inverter bridge. The DC reactor is connected in series between a rectifier and the capacitor so as to form a reactive power energy storage element of a load together with the capacitor. According to the invention, ripple waves in the DC are effectively suppressed or filtered out. Therefore, the waveform distortion of the input current, caused by the filtering of the capacitor, can be improved. The conversion efficiency and the energy-saving effect of the energy-saving vector synchronous-control frequency converter are improved.

A sticky-layer-cleaner for removing residues adhered to a sticky flat layer includes a receptacle for a cleaning-liquid and a cleaning-roll in contact with the sticky flat layer, wherein the cleaning-roll includes an elongated carpet fabric which is helically folded around the cleaning-roll and a pile of which includes yarn tufts in loop and/or cut configuration, and the cleaning-roll further includes a helical channel along the length of the folded carpet fabric for draining the cleaning-liquid from the cleaning-roll and/or for wetting the cleaning-roll with the cleaning-liquid.

The invention discloses a circulating cleaning machine for electromechanical equipment parts. The circulating cleaning machine structurally comprises a supporting frame, a water tank, a water inlet pipe, a water pump, a cleaning box, a control panel and a top cover, wherein the rear end of the supporting frame is welded to the lower end of the water tank, water pressure conduction is conducted through a conduction pipe, then pressure division is conducted through a pressure division pipe, water is sprayed into a connecting pipe, the inclined gaps of a bevel wheel sawteeth are sprayed, a bevelgear rotates stably and horizontally through rotation of a rotating plate, so that the bevel gear is prevented from being blocked by the saw teeth easily in the process of high-pressure jet cleaning of the narrow gap, the cleaning effect of dirt in the gaps of the bevel gear is improved, oil stains adhered to the surface of the bevel gear float upwards, oil stains flow to the upper surface of theplate body from flowing openings, flow towards the two sides and then flow to the upper surface of an adhesion plate to be placed in an adhesion mode, the upper layer of the bevel gear is prevented from making contact with the oil stains again, and the cleaning effect of the upper surface layer of the bevel gear is improved.

The invention discloses efficient deburring equipment for automobile hub production based on precision machining, and relates to the technical field of automobile hub production. Comprising a machining table, a motor box is arranged over the machining table, a first motor is fixedly arranged in the motor box, an output shaft of the first motor is fixedly connected with a first rotating shaft, a grinding disc is fixedly arranged at one end of the first rotating shaft, and a cooling fan is arranged at the top of the motor box; and heat dissipation openings are formed in the two sides of the motor box correspondingly, the heat dissipation openings are in a round opening shape, cleaning plates are movably arranged on the tops and the bottoms of the inner walls of the heat dissipation openings correspondingly, and mounting bases are movably arranged on the inner sides of the cleaning plates. By arranging the heat dissipation fan and the heat dissipation opening, wind power of the heat dissipation fan can accelerate flowing of air in the motor box, heat is discharged out of the box body through the heat dissipation opening, a certain heat dissipation effect is achieved, damage of the heat to the first motor is reduced, and the service life of the first motor is prolonged.