48results about How to "Avoid build-up" patented technology

A method of fractionating a dispersion of oxidic nanoparticles wherein at least one step of the method is a membrane crossflow filtration step, the flow of the dispersion over the membrane being brought about by means of driven rotating parts; and dispersions of oxidic nanoparticles that are obtainable by the method.

An actuator for a pressurised metered dose inhaler, including: a tubular section (38) providing an outlet through which medicament is in use inhaled; and a nozzle block (42) including a tubular element (44) having a free end over which the valve stem (14) of a canister (2) is in use located and a spray orifice (50) in fluid communication with the tubular element (44) for directing a spray into the tubular section (38).

A cleaning formulation includes a cleaning composition present in an amount sufficient to provide cleaning efficacy. The cleaning formulation further includes a brake dust barrier composition present in an amount sufficient to provide brake dust barrier efficacy. The barrier composition after application to a surface is adapted to substantially prevent build-up and/or adherence of brake dust on the surface.

The invention discloses a rotary-cut type integrated central feeding machine, and solves the problem of poor dredging effect in the prior art. The rotary-cut type integrated central feeding machine comprises an improved raw coal bin, a scraping device, a material pushing device, a hyperbolical or dried shrimp-shaped central feed hopper, an insert plate door, an intelligent electric cabinet and the like, wherein the hyperbolical or dried shrimp-shaped central feed hopper is connected with the feed opening of the raw coal bin; and the scraping device, the material pushing device and the insert plate door are controlled by the intelligent electric cabinet. The central feeding machine is designed reasonably, simple in structure, and convenient to mount, occupies no effective space of the improved raw coal bin, can be controlled intelligently, is high in practicability, mainly used for solving the problem of coal blockage of the improved raw coal bin of a coal burning power plant, is suitable for conveying raw coal of various qualities and types, and coal slime, and is also suitable for material conveying stock bins in other industries.

A juice extractor includes extractor cups relatively moveable within a product material area that compress fruit therebetween. A strainer tube is mounted to receive juice and pulp and discharge juice therefrom. A juice manifold is positioned to collect the juice discharged from the strainer tube when an orifice tube moves therein. The juice manifold has an outlet positioned at a side of the extractor frame removed from the product material area to prevent build-up of peel and related byproducts.

The present invention relates to a catalytic wall-flow monolith for use in an emission treatment system, the monolith comprising a porous substrate and having a first face and a second face defining a longitudinal direction therebetween and first and second pluralities of channels extending in the longitudinal direction,

• • the first plurality of channels provides a first plurality of inner surfaces and is open at the first face and closed at the second face, and the second plurality of channels is open at the second face and closed at the first face,
  • a first catalytic material is distributed within the porous substrate,
  • a microporous membrane is provided in the first plurality of channels on a first portion, extending in the longitudinal direction, of the first plurality of inner surfaces, and
  • the first portion extends from the first face for 75 to 95% of a length of the first plurality of channels.

The invention discloses a dehumidification drying device for regenerated plastic particles. A barrel is included and horizontally isolated into a drying chamber and a heating chamber through a ventilation plate. The outer end of the drying chamber and the outer end of the heating chamber are provided with a servo motor and an air blower correspondingly. A rotation shaft is horizontally arranged inthe drying chamber and fixedly sleeved with stirring blades at equal intervals. A heating electric wire is arranged in the heating chamber. The end, close to the air blower, of the heating chamber isprovided with an air inlet, and the barrel is provided with a feeding port, a discharging port and an exhaust port. In the integrated structure of the barrel, on one hand, the motion of plastic particles is accelerated, mutual bonding between the plastic particles is avoided, and disengaging of the water body and the plastic particles is accelerated through centrifugal force formed due to the high-speed motion; and on the other hand, wind power is heated through the heating electric wire, the plastic particles are further dried in the drying chamber, water evaporation is accelerated, the dehumidification drying efficiency of the plastic particles can be better improved, and the forming quality of the plastic particles can be better guaranteed.

The invention discloses a warp knitting workshop hairness collecting device. The warp knitting workshop hairness collecting device comprises a vehicle, a servo motor, a fine and closely woven iron wire mesh and a draft fan and is characterized in that the servo motor is fixed to the vehicle, the lateral side of a movable plate is connected with an inner gear, the inner gear is mounted inside the vehicle, a shifting plate is fixed to the inner gear, a triggering plate is fixed to the movable plate, the lateral side of the triggering plate fits a protruding block, the protruding block is fixed inside a front plate, the front plate is mounted at the bottom end of the vehicle, a second reset spring is mounted on the lateral side of the front plate, the second reset spring is connected with thevehicle, a brush cylinder is mounted on the outer side of the vehicle, and the fine and closely woven iron wire mesh and the draft fan are fixed to the inner side of the vehicle. The warp knitting workshop hairness collecting device has the advantages that by adopting the novel structural design, the device can gather and collect broken hairness deposited on the ground, sweeping efficiency is increased and a good cleaning effect is achieved as compared with traditional manual sweeping, and a large amount of hairness can be cleaned in one step.

The invention provides a rotary color master batch cooling device which comprises a cooling box, a cone-shaped feed inlet formed in one side of the upper part of the cooling box, a discharge port formed above the cone-shaped feed inlet, a conveying device arranged on the upper part of the inner side of the cooling box below the cone-shaped feed inlet, an exhaust structure arranged in the cooling box, a cooling device connected to the exhaust structure, a purging device arranged at the bottom of the cooling box and a plurality of discharge ports. By arranging a spiral air hose at the cone-shaped feed inlet, color master batch is cooled preliminarily conveniently. A coil pipe is arranged between the side walls of an outer box body and an inner box body, so that a low-temperature environmentin the box body is guaranteed. The conveying device is arranged in the box body, so that the time of the color master batch in the box body is prolonged, and meanwhile, a second exhaust plate is arranged between an upper conveyor belt and a lower conveyor belt, so that the cooling effect of the color master batch is improved greatly. A first exhaust plate is arranged between the outer box body andthe inner box body, so that the cooling effect of the color master batch is further improved. The purging device is arranged at the bottom of the box body, so that the sticky color master batch is separated conveniently.

The invention discloses a noise reduction type headphone with an anti-slip function, and particularly relates to the technical field of headphones, the noise reduction type headphone comprises a body,two ear sleeving bins are fixedly connected to the inner wall of the lower part of the body, and an anti-slip assembly and a disassembly and replacement assembly are respectively installed inside andoutside the two ear sleeving bins. Through the arrangement of the anti-slip assembly, the cavities formed between the earmuffs and the ears can be locked through the fan-shaped plates, the headphoneis prevented from falling off from the head of a user in an inclined mode, the structure is simple, use is convenient, the use comfort of the user is improved, the headphone is prevented from being beaten, and the service life of the headphone is prolonged; and through arrangement of the dismounting and replacing assembly, sleeving linkage of the belt wheel, the pressing piece and the transmissionbelt is achieved, the clamping block can be controlled to lock and loosen the positioning ring, and therefore mounting and dismounting of the filter screen are controlled, the filter screen is easy to dismount and clean, dust and impurities are prevented from being attached and accumulated, the cleanliness of the filter screen is guaranteed, the output sound effect of the headphone is good, and meanwhile, ear health is protected.

The invention relates to the technical field of headphones, and discloses a headphone with an active noise reduction function, which comprises a headphone main body, wherein elastic bulges are arranged on the outer wall, in contact with the head of a human body, of the headphone main body when the headphone main body is worn, earmuffs are respectively arranged at two ends of the headphone main body, a control part is arranged on the outer wall of one side of the headphone main body, each earmuff comprises a bottom plate, a protective shell and an inflatable airbag which are connected in sequence, an air pump is arranged in the control part, an inflation inlet is formed in the surface of each inflatable airbag, an inflation tube is arranged between the air pump and each inflation inlet, a deflation opening is formed in the surface of each inflatable airbag, a deflation valve is fixedly installed on each deflation opening, and a microcontroller is arranged on the outer wall of the other side of the headphone main body. According to the headphone with the active noise reduction function, the inflatable airbags and the detachable and replaceable assemblies are arranged, so that the headphone is comfortable to wear and convenient to disassemble and clean, and the problem that dust and sundries are attached and accumulated to affect ear health can be effectively solved.

The invention discloses a carbon powder extrusion spraying device with an anti-blocking mechanism. The carbon powder extrusion spraying device with the anti-blocking mechanism comprises a feeding mechanism, a driving mechanism and a spraying tank. The carbon powder extrusion spraying device with the anti-blocking mechanism has the beneficial effects that a spraying pushing piece can be driven to move downwards, compressed air is generated in a compression pipe under the pushing effect of the spraying pushing piece, and meanwhile a second sleeve drives a telescopic rod to move downwards, an intermittent quantity control piece is driven to move downwards, so that an opening and closing conical head is separated from a sealing ring, the carbon powder falls downwards under the action of gravity of the carbon powder and the pushing and compressing effect of a feeding conveying piece, then the carbon powder is guided and separated in an umbrella shape by a powder storage disc firstly under the blowing action of compressed air guided by the compression pipe and then is sprayed out in a limited manner from a nozzle, and in this way, the sprayed carbon powder is uniform. Moreover, one air cylinder achieves intermittent extrusion outward spraying of the carbon powder, so that the carbon powder extruding spraying device with the anti-blocking mechanism is particularly suitable for intermittent powder spraying during factory batch production or manufacturing; and the carbon powder utilization rate is high, and resources are saved.

The invention discloses an oil-saving gasoline additive which is prepared from the following raw materials in parts by weight: 40-60 parts of dimethylbenzene, 20-30 parts of methanol, 10-15 parts of n-octyl alcohol, 10-15 parts of isopropanol, 10-15 parts of dichloroethane, 10-15 parts of dimethicone, 10-20 parts of combustion improver, 5-10 parts of antioxidant and 4-9 parts of detergent. According to the oil-saving gasoline additive, the antioxidant can improve oxidation resistance and corrosion resistance of gasoline; the detergent can improve cleanliness and low-temperature fluidity of fuel, and reduce emission of sediments and greenhouse gas in the gasoline and environmental pollution; the combustion improver is added into dimethylbenzene, methanol, n-octyl alcohol, isopropanol, dichloroethane and dimethicone, so that the combustion efficiency of the gasoline can be improved; the gasoline consumption is reduced; the situation of deposits in a combustion chamber is avoided; and theemission of pollutants is reduced.

The invention discloses an automatic cleaning robot for the inner wall of a pipeline. The automatic cleaning robot comprises an engine body, wherein two annular sealing cavities are symmetrically formed in the engine body; an annular storage battery is arranged in each annular sealing cavity; an annular controller is arranged in one of the two annular sealing cavities; and a water flow sensor is arranged on the outer side wall of the engine body and is electrically connected to the annular controller. According to the automatic cleaning robot, water flow kinetic energy is converted to mechanical energy through a water flow fan blade, and the mechanical energy is converted to electric energy for storage through a heteronymous magnetic sheet and a ring winding; the automatic cleaning of thepipeline can be realized in a water flow static or flowing state by using the electromagnetic induction principle; and the back and forth movable cleaning is realized in the static or flowing change process.

The invention relates to the technical field of sauce marinated beef offal seasoning blending, in particular to a sauce marinated beef offal seasoning blending device and a blending method thereof. The sauce marinated beef offal seasoning blending device comprises a main body mechanism, a fixing mechanism is connected to the main body mechanism in a matched mode, a rotating mechanism is connected into the main body mechanism, and a stirring mechanism is slidably arranged on the rotating mechanism in a matched mode; and a mixing mechanism is mounted on the stirring mechanism, and the main body mechanism communicates with a storage mechanism. When the blending device is used, part of seasonings required by the sauce marinated beef offal are sequentially put into the main body mechanism, and then a control switch of the rotating mechanism is turned on, so that the rotating mechanism drives the stirring mechanism and the mixing mechanism to rotate in the main body mechanism, the seasonings are fully stirred and mixed, and the use effect of the blending device is improved; and the treated seasoning is discharged into the storage mechanism from the interior of the main body mechanism, so that the treated seasoning is conveniently stored and stored, and meanwhile, the situation that the seasoning is affected with damp due to contact with external air is also prevented.

The invention relates to a pre-grinding and feeding device. The device comprises a pre-grinding device. The pre-grinding device comprises a box. A plurality of cutting rollers are arranged in parallel in the box and are respectively connected to drive motors. The middle of the box is provided with two material blanking ports arranged along a direction perpendicular to the cutting rollers. The bottom of the pre-grinding device is provided with a material conveying device. The material conveying device comprises a horizontal spiral conveyer and a material conveying pipeline. The material conveying pipeline is connected to the material blanking ports of the pre-grinding device through two vertical blanking pipes. Air blowers are arranged in a tandem manner in the material conveying pipeline. The outlet of the material conveying pipeline is connected to the input end of the horizontal spiral conveyer. The output end of the horizontal spiral conveyer is connected to the input end of a pressure spiral conveyer inclined downward. The output end of the pressure spiral conveyer is connected to the input end of a feeding spiral conveyer inclined upward. The output end of the feeding spiral conveyer is connected to a reactor.

The sanitation vehicle comprises a tank body and a filter cartridge bin, a partition plate is arranged in the tank body and divides the tank body into a first bin and a second bin, the first bin is located above the second bin, a filter cartridge and a flow guide plate are arranged in the filter cartridge bin, the flow guide plate is located below the filter cartridge, and the flow guide plate is obliquely arranged relative to the bottom wall of the tank body; the two oppositely-arranged flow guide plates form an ash bucket, the ash bucket is connected with the second bin, the sanitation truck is provided with a dry sweeping air duct and a wet sweeping air duct, the dry sweeping air duct and the wet sweeping air duct are connected with the first bin, a dry-wet switching device is arranged between the dry sweeping air duct and the wet sweeping air duct, the filter cartridge bin is arranged in the dry sweeping air duct, and an air inlet of the filter cartridge bin is located between the filter cartridge and the flow guide plates; according to the scheme, when the sanitation vehicle is in the dry sweeping mode, dry airflow enters the filter cartridge bin through the air inlet under the action of the fan and blows dust accumulated on the flow guide plate into the dust accumulation bin, dust accumulation on the flow guide plate can be avoided, and dust in the filter cartridge bin is easy to discharge.

The invention discloses a pulp-applying flavoring device for baked oatmeal. The pulp-applying and flavoring device comprises a tank body, a material raising device, a flavor pulp barrel and a materialstorage tank; a material receiving hopper is arranged coaxially in the tank body, a material suction port is formed in the side wall, on the upper part of the material receiving hopper, of the tank body, and a material suction tube arranged in the tangential direction of the external wall of the tank body is connected to the outer part of the material suction port; an air exhaust hole is formed in the top enter of the tank body, an air exhaust tube is connected to the edge of the air exhaust hole, the diameter of the air exhaust tube gradually decreases from top to bottom, and filtering clothis arranged in the air exhaust tube in a covering mode; an exhaust fan is connected to the outer side of the air exhaust hole, and a discharge hole is formed in the center of the bottom of the tank body; the material raising device is arranged beside the tank body; the flavor pulp barrel is connected with a booster pump, and an outlet of the booster pump is connected with a pipeline; the pipelineenters the tank body and is connected with a serpentine coil pipe with one closed tail end, and a plurality of mist spray holes are formed in the pipe wall of the serpentine coil pipe; and the material storage tank is connected with the discharge hole through a discharge valve. The pulp-applying flavoring device enables the baked oatmeal to be uniformly applied with pulp on both sides during a pulp-applying flavoring process, and meanwhile, obtained products are not prone to sticking together.