55 results about "Snow ice" patented technology

The invention provides a bituminous concrete road surface material capable of reducing adhesion of snow ice on a bituminous road surface and a preparation method thereof, relating to bituminous road surfaces such as a freeway, a ramp, an overhead, a bridge surface and the like. The bituminous concrete road surface material comprises the following components: 107 organic silicon rubber modified bitumen, ore aggregate and ore powder. The preparation method comprises the following steps: firstly, preparing a 107 organic silicon rubber modified bitumen cement material; and then preparing an organic silicon rubber modified bituminous mixture. By utilizing a high hydrophobic bitumen film which is formed by organic silicon rubber with low surface energy on the surface of the aggregate and insidethe gap of the aggregate, the adhesion of the snow ice on the road surface is reduced, thus the snow ice is easy to eradicate.

The invention provides a capsule type snow ice melt inhibiting material doped into asphalt pavement filling materials in road building or pavement building, a preparation method and application thereof. The capsule type snow ice melt inhibiting material consists of a capsule wall, a capsule core and protection solution, wherein the capsule core is formed by mixing an absorbent with a grain diameter of 30 micrometers and a nanometer bone material, wherein the absorbent is modified by absorbing calcium acetate and magnesium acetate; the mass ratio of capsule wall chitosan or ethyl cellulose to polyethylene glycol is 1:1, the ratio of the mass sum of the modified adsorbent and the bone material to the capsule wall mass is 10:1; the mass ratio of the modified adsorbent to the bone material is 7:3; the mass ratio of the modified adsorbent to the calcium acetate to the magnesium acetate thereof is 2:1:1-2:1.2:0.8; the calcium acetate and the magnesium acetate solution are added into the adsorbent respectively; and the solution is oscillated on an oscillator at room temperature, and is stirred and oscillated continuously, and is filtered after standing; the capsule core is dispersed into the capsule wall solution, and is slowly dripped into the polyethylene glycol solution in stirring to prepare the snow ice melt inhibiting material to be doped into the asphalt pavement filling material after stirring, vacuum filtering, cleaning and drying.

The invention relates to a railroad ice and snow cleaning vehicle. The vehicle comprises a vehicle frame, front wheels and rear wheels, wherein the front wheels and the rear wheels are arranged on the vehicle frame through a front wheel shaft and a rear wheel shaft, respectively; an ice and snow cleaning device, a symmetric salt scattering device and a power device are also arranged on the vehicle frame; in operation, a solar wheel does backhoe circular motion; a perching knife scoops up ice and snow of the outer side of the rail; industrial salt is scattered in a region where the ice and snow is scooped up through the symmetric salt scattering device so as to prevent the ice and snow from coagulating; thick ice in a turnout zone of the inner side of the rail is smashed through an air pick; and ice blocks shattered by the air pick are swept to the middle of the rail by a sweeping wheels brush. The invention provides the railroad ice and snow cleaning vehicle, can realize integrated treatment of ice breaking, cleaning and slat scattering, has complete function of ice and snow cleaning, saves energy, can prevent the ice and snow from coagulating and has high automation degree.

Method and apparatus for depositing liquid brine on roadway surface. Substantially horizontally disposed streamer nozzles are employed in conjunction with brine pumps which are operated in correspondence with the forward speed of the treatment vehicle. Substantially horizontally disposed streamer nozzles express the fluid at a rate corresponding with the vehicle forward velocity to effect a relative zero velocity relationship between the pavement and liquid. These streamer nozzles are mounted close to the pavement surface at a location effective to avoid truck induced air turbulence.

A disclosed measuring method for inorganic anions of glacier water is characterized by utilizing a plasma chromatography method and combining a self-made ion exchange chromatographic column to analysis a snow-ice sample solution, so that the chromatographic peak resolution of high-concentration chloride ion and low-concentration nitrites is substantially improved. Compared with the prior art, the measuring method is low in equipment price, short in measuring time, less in usage amount of consumed materials, low in detection cost and high in measuring precision.

The invention discloses bituminous mixture. The bituminous mixture is characterized in that the bituminous mixture comprises pitch, macadam, mortar, continuous basalt fibers and mineral powders. The bituminous mixture comprises, by weight, 18-22 parts of pitch, 12-34 parts of mortar, 18-42 parts of continuous basalt fibers and 5-16 parts of mineral powders. The continuous basalt fibers are added into the bituminous mixture to improve the strength, the high-temperature-resisting performance and the low-temperature resisting performance of the bituminous mixture, the road surface manufactured with the bituminous mixture cannot be destroyed no matter in snow-ice weather in northern area or under the solarization in southern area, the surface evenness is good, a track also cannot be left, and a potential safety hazard caused by the track is removed.

The invention discloses a snow making device of a bogie snow accumulation and icing wind tunnel test system. The snow making device comprises an axial flow fan arranged on a power section of the bogie snow accumulation and icing wind tunnel test system. A surface air cooler is arranged in front of the air inlet end of the axial flow fan, and a plurality of supercooled water nozzles are arranged on the periphery of the air outlet end of the axial flow fan in the circumferential direction of the axial flow fan. According to the snow making device, the axial flow fan is arranged, the surface air cooler is arranged in front of the air inlet end of the axial flow fan to cool airflow, and low-temperature airflow is formed and enters the axial flow fan; multiple supercooled water nozzles are arranged on the periphery of the air outlet end of the axial flow fan in the circumferential direction of the axial flow fan, supercooled water sprayed out of the supercooled water nozzles forms ice and snow when encountering low-temperature airflow, and compared with the mode that snow is made outside a wind tunnel and then conveyed into the wind tunnel, the ice and snow can be evenly mixed with the airflow; in addition, the supercooled water nozzles are circumferentially arranged along the periphery of the air outlet end of the axial flow fan, so that ice and snow are formed in the cross section area of the whole wind tunnel flow channel, and the mixing uniformity of the ice and snow and airflow is improved.

The invention discloses a warm air system used for removing automotive glass fog and frost, comprising an air pipe and a minitype warm air blower, wherein the air pipe is wholly arranged on the edge periphery of a front windshield; air outlets are uniformly formed in the air pipe; a tee joint is arranged on the inlet end of the air pipe; one port is communicated with the minitype warm air blower by an air supply pipe of the warm air blower; another port is communicated with a vehicle-mounted air supply system by an air supply pipe of the vehicle-mounted air supply system; the minitype warm air blower is powered up by an automotive storage battery through a vehicle-mounted power supply jack. According to the warm air system, the temperature of glass can rise in a very short time due to the warm air system arranged on the edge periphery of the windshield, a better effect is realized for removing snow ice on the exterior of the glass or fog on the interior of the glass, the use is convenient, the manufacturing cost is low, and a safe and reliable snow, frost and fog removal device is provided for vast drivers.

The invention relates to a reaction device and method for correcting the concentration of a biomass combustion indicator in snow ice. The device comprises two compressed N2 input ports and an O2 input port, each compression N2 pipeline is provided with a flowmeter, a reagent bottle containing 30% of H2O2 (weight) aqueous solution, a low-pressure mercury lamp ultraviolet light source, an OH free radical generator, a flow reaction cavity, a Mega-Ray simulation solar light source, a sample disc, a thermometer and a salicylic acid sampling head. The device and the method are used for researching the stability difference of various combustion emission indicators under different OH free radical concentrations, reaction time and reaction temperatures, and calculating a secondary reaction constant of the combustion emission indicators, calculating the initial settlement concentration of the biomass combustion indicator in the snow ice sample, and eliminating the influence of the biomass combustion indicator in the snow due to the oxidation of OH free radicals as much as possible.

The invention discloses a DCS control power grid power transmission line ice-preventing device. The DCS control power grid power transmission line ice-preventing device comprises an ice removing ring covering a power transmission line. The ice removing ring comprises an inner ring and an outer ring which are connected in a sleeved mode. An induction coil is arranged inside the outer ring, a curved surface rotating pattern is formed on the outer surface of the power transmission line, the surface, making contact with the power transmission line, of the inner ring is provided with a matched thread, and the matched thread is matched with the curved surface rotating pattern in a concave-and-convex mode. When the power transmission line transmits an alternating current, an alternating magnetic field around the power transmission line produces a current inside the induction coil, and a magnetic field generated by the current is interacted with the alternating magnetic field to produce the rotating push force to push the inner ring to drive the whole ice removing ring to rotate and move in the rotating direction of the surface of the power transmission line to remove the ice and snow. The Lenz's law electromagnetic induction principle is applied, the DCS control power grid power transmission line ice-preventing device rotates surrounding the power transmission line like the fact that a nut surrounds a bolt, and moves to scrape the residual snow ice and snow in the moving direction of the power transmission line, and the purpose of applying the device is achieved.

The invention discloses a snow ice sample pretreatment and organic acid measuring method which is as follows: snow ice is quickly prepared into a to-be-tested sample solution by freeze drying pretreatment, by application of freeze drying treatment, ultra pure water is added for fixing the volume of the solution until the solution has the same mass with the solution before the freeze drying; and the content of organic acid in a snow ice sample can be measured by use of ion chromatography as a test manner. The pretreatment and measuring method is simple and rapid, and in the sample testing results, citric acid and lactic acid reproducibility is high. The harm of acid rain crops on the ground surface can be monitored, and the scientific basis for the development of social economy is provided.

The invention relates to the field of snow removing and ice breaking machinery, in particular to a walking type small road surface hard snow ice layer crusher and a using method thereof. The walking type small road surface hard snow ice layer crusher comprises a rack, a driving part and a reduction gearbox transmission mechanism, and the driving part and the reduction gearbox transmission mechanism are installed on the rack; the driving part is in transmission connection with the input end of the reduction gearbox transmission mechanism; a front crushing hob mechanism and a rear crushing hob mechanism which are in transmission connection with the output end of the reduction gearbox transmission mechanism are installed at the two ends of the bottom of the rack respectively, and a walking piece driving the rack to move is detachably installed in the middle of the bottom of the rack. The driving part drives the front crushing hob mechanism and the rear crushing hob mechanism to crush an ice layer, and meanwhile, the acting force of the front crushing hob mechanism and the road surface counteracts the acting force of the rear crushing hob mechanism and the road surface to drive the rack to walk; the ice layer crusher has the beneficial effects that the driving part drives the front crushing hob mechanism and the rear crushing hob mechanism to crush an ice layer; the operation is simple, safe and reliable, and one-man operation can be realized.

The invention discloses a bulldozer for sweeping snow, pushing snow, drilling holes, digging pits and planting trees on ice. Lighting, shovel cover, fastening screw, hydraulic device, gear, threaded gear, short shaft, long shaft, front axle, rear axle, moving shaft, spring, rotating shaft, cleaning wheel device, hydraulic press, generator engine, clutch, gearbox , tool box, seat, accelerator, brake, steering wheel, ground wheel, pressure plate, pressure plate wrench, bearing roller, ice drill device, digging device, blocking plate, bay tube, pin shaft, backing plate, chain cover, right-angle cover , relatively outer cover, baffle, front wheel, rear wheel, etc.; the design mechanism is simple, and the scope of application is wide. Flexible, safe and reliable, easy to operate, save time and effort, low cost and long service life.

The invention discloses an operation method suitable for ice-and-snow prevention, breaking and melting of a rail facility and a monitoring system. A portable ice preventing, breaking and melting liquid medicine spraying pot is utilized. Before-snow ice prevention and after-snow ice eliminating operation are performed in a track switch set, a switch machine and a rail key ice eliminating area in along-distance spraying manner. Furthermore storage boxes which are fixedly placed in a distributed manner and have a real-time comprehensive information alarming remote monitoring function according to the position and area of the ice eliminating area are designed, thereby replacing an existing traditional manual brushing method and a mode of centralized storage of the ice preventing, breaking andmelting liquid medicine. The operation method and the monitoring system have advantages of effectively preventing liquid medicine carrying by operation personnel for a long distance for operation, reducing labor intensity and number of operators, reducing labor cost, improving working efficiency, calculating liquid medicine consumption amount according to a spraying area, saving material cost, realizing large spraying area, realizing short time and high efficiency, reducing labor intensity of operators, effectively settling a problem of non-operation window period in rail transit, and realizing instant and safe ice preventing, breaking and melting.

The invention provides snow clearing bucket side plates of a snowplow and the snowplow. The problems of large resistance and easily accumulated snow blocking in the prior art can be solved. The technical scheme is that the snow clearing bucket side plates of the snowplow comprises a left snow clearing bucket side plate and a right snow clearing bucket side plate, and protruding arc sections are at least formed by one portion of the front edge of the left snow clearing bucket side plate and one portion of the front edge of the right snow clearing bucket side plate. The lower middle portion of the front edge of the left snow clearing bucket side plate and the lower middle portion of the front edge of the right snow clearing bucket side plate are designed to be provided with the protruding arc sections, each arc section is in an arc shape with two sides low and the middle high and is in a broad axe shape, forward protruding high points of the arc sections firstly make contact with snow ice, and the other sections of the arc sections gradually cut in the snow ice when accumulated snow is removed just like the fact that the side edge in the broad axe shape gradually hacks into frozen snow cover. The snow clearing bucket side plates of the snowplow and the snowplow have the advantages that forward pushing resistance is little, time and labor are saved, and efficiency is improved due to the fact that the side plates do not simultaneously make contact with the snow cover but gradually cut into the snow cover.

The invention discloses a flake ice and snowflake machine, which has the function of making flake ice and snowflake ice. It is equipped with an ice scraper for making snowflake ice, and an ice roller on the upper side for making flake ice. The roller is equipped with an adjustment device. By adjusting its upper and lower positions, the functions of flake ice and snowflake ice can be quickly converted. The equipment has various functions and is easy to operate, especially suitable for the occasions where there are two ice types to choose from.

The invention provides a sample injection processing device used for measuring the black carbon concentration and the mixed state ratio in a snow ice sample. The device comprises a vacuum pump, a three-way component, a movable adapter, a quartz freeze-drying container, a compressed air source, a cumulative flow meter and a flexible sampling bag. The vacuum pump and the compressed air source are connected with the movable adapter through the three-way component. A first valve is arranged on one end, which is close to the vacuum pump and the compressed air source, of the movable adapter. A cumulative flow meter is connected with the gas path of the compressed air source to measure the air flow output by the compressed air source. A movable joint is connected with the quartz freeze-drying container. A second valve is arranged in one end, which is away from the movable joint, of the quartz freeze-drying container. The quartz freeze-drying container is connected with the flexible samplingbag through the second valve. The sample injection processing device is connected with a single-particle black carbon photometer to detect a sample, which can retain the original form of black carbonin snow ice and can more accurately determine the black carbon concentration and the mixed state ratio.

A solid-phase extraction-gas chromatography and mass spectrometry combined separation and detection method for discharge of organic acid by biomass combustion in a snow ice sample comprises the following steps: preparing a sample: filtering the sample with a quartz filter membrane; performing SPE preparation: fixing an HLB small column on a special SPE device; activating the HLB small column; adjusting the PH value: taking 50 mL of filtered sample, adding hydrochloric acid (PH is about 2) and shaking uniformly; loading the sample: adding the sample which is shaken uniformly into the HLB column; leaching and blow-drying; eluting and collecting eluent; concentrating; determining the volume and putting on a machine: after deriving and cooling to room temperature, adding normal hexane, determining the volume to be 200 mL and preparing to put on a gas chromatograph-mass spectrometer (GC/MS) to perform test. The detection method provided by the invention has the characteristics of small use amount of the samples, high field operability, simplicity in operation and the like; furthermore, the detection method has low detection limit, high recovery rate and high precision.