48 results about "Snow field" patented technology

The invention discloses a tread formula for all-steel load-carrying snow tires of automobiles and a preparation method therefor. The tread formula is characterized by consisting of the following raw materials in parts by weight: 62-88 parts of natural rubber, 12-38 parts of SSBR, 15-40 parts of high-dispersion white carbon black, 30-55 parts of carbon black, 1.2-4 parts of coupling agent liquid Si69, 3-15 parts of aromatic hydrocarbon oil, 2-8 parts of zinc oxide, 0.5-3 parts of stearic acid, 2-4 parts of anti-aging agent 6PPD, 1.5-3 parts of anti-aging agent RD, 2-5 parts of microcrystalline wax, 1-3.5 parts of oil-filled sulfur, 1-2.5 parts of accelerant NS, 0.1-1 part of accelerant DPG and 0.1-0.5 part of anti-scorching agent CTP. According to the tread formula for the all-steel load-carrying snow tires of the automobiles and the preparation method therefor, Tg, SSBR, which is similar to the natural rubber, and the white carbon black which is commonly used in semi-steel snow tires are used, so that treads are moderate in hardness and good in elasticity and have the advantages of superior snow glide resistance, good snow field traction, high snow field index and the like in snow field pavements of severe cold regions, and the rideability of tires of snow freighters is greatly improved.

This invention relates to an artificial skiing field made of multi-layers material, comprising a basic layer, an elastic layer on the basic one, a frame on the elastic one, snow-fixing fibrous layer on the frame and artificial snow layer, every layer being adhered, bound, heat-welded or stapled with others, wherein, the frame stands as cylinder state, snow-fixing layer is fixed in frame vertically. The invention has good sliding quality extremely similar to natural skiing field, so it is deserving wide application.

The invention relates to the fields of aerial photogrammetry and particularly relates to an island-air triangular measuring method based on a GPS/IMU (Global Position System/Inertial Measurement Unit) positioning and orientating technology. The technical scheme adopted by the invention is that an aerial photography system with high-precision GPS/IMU positioning and orientating equipment is used for carrying out three-dimensional aerial mapping for a target island and sea and a land and shore measuring region with a land control network, extracting joint points of images on the island and the land and shore and directly carrying out virtual joint point generation on fall-water images according to exterior orientation elements solved based on GPS/IMU data, thus realizing the air triangular measurement and calculation by adopting a bundle method and further solving exterior orientation elements of the island, the land and the shore and corresponding object point land coordinates. According to the island-air triangular measuring method disclosed by the invention, the difficult problem that the island measurement cannot be controlled is effectively solved, the foundation for large-medium proportional scale mapping of the island is laid; and meanwhile, the problem of aerial photogrammetry of other measuring regions with poor and single textures (such as deserts, grasslands and snow fields) can be effectively solved.

The invention discloses a detection of the depth of accumulated snow and relates to the field of meteorological devices. According to the invention, after a detection instruction is acquired through a controller, optical signal emission units are controlled to send optical signals to optical signal receiving units; and when only one of the two optical signal receiving units in the adjacent heights receives the optical signals, the depth of the accumulated snow is calculated according to the heights of the two optical signal receiving units in the adjacent heights. Thus, a worker is not required to hold a snow measurement ruler to measure in the snow field; the user experience is good; manufacturing cost is low; measurement precision is high; and the detection device is easy to promote.

The invention discloses a snow producing machine. The snow producing machine comprises a shell, a roller device, a swing air supply device and a cutter; the internal of the shell is divided into an upper cavity and a lower cavity; the roller device is arranged in the upper cavity; the right end of the roller device is connected with a transmission device; the roller device is provided with a cutter at the upper end and a water tank at the lower end; the swing air supply device is arranged on the back side of the lower cavity; an exhaust port is formed in the shell in front of the lower cavity; the roller device includes an outer roller and a liner; the liner is arranged in an internal cavity of the outer roller; the liner and the right end of the outer roller are fixedly connected through a positioning seal sleeve; the right end of the liner extends out from the internal of the outer roller to form a refrigerant outlet; a refrigerant inlet is formed in the bottom end, outwards extending, of the liner; the right end of the liner is coated with a sealed bearing; and a row of refrigerant nozzles is formed in the lower side surface of the liner. The snow producing machine has the advantages of simple structure and principle, lower manufacturing cost and high generality, can be widely applied to small ski fields and snow fields with low costs, and is higher in practicability.

The invention discloses a snowmobile road integrated emergency blanket. The snowmobile road integrated emergency blanket comprises blanket bodies and conical nails. Each blanket body is provided with honeycomb pits and connection sawteeth. The two blanket bodies are seamlessly spliced through the connection sawteeth. The conical nails are located at the bottoms of the blanket bodies and integrally cast with the blanket bodies. The conical nails are nailed into snow field or ice field. The blanket bodies are fixed to snow field or ice field. The conical nails are distributed in a staggered mode. Any three adjacent conical nails are not located on the same straight line so that the blanket bodies can be prevented from moving in a staggered mode in the horizontal plane. The snowmobile road integrated emergency blanket provides a fast, safe and effective scheme for emergency driving of an automobile in snow field, accumulated snow and ice on a driving road do not need to be wiped out after snow, the snowmobile road integrated emergency blanket is directly laid on the automobile driving road, and the automobile can be used under the condition that a road ices and accumulated snow exists in an extremely cold region.

The present invention discloses a surface coating method of strontium ferrite particles for preparing novel artificial snow, and belongs to the technical field of inorganic non-metal materials. According to the method, opaque glass, glass powder or white glaze powder is adopted to coat strontium ferrite particles, and sintering, screening, washing and drying are performed to obtain the strontium ferrite particles provided for preparing novel artificial snow and having a good surface coating effect. The strontium ferrite particles having the coating layer have the following characteristics that: good self-glomeration, good damping dispersibility and good lubricity are provided after magnetizing, the surface presents a snow white color, gloss is good, the coating layer and the strontium ferrite particles are well bonded, the coating later is thin, mechanical strength is good, a service life is long, good characteristics are provided at a low temperature and a high temperature, and are not affected by regions and seasons, and the particles can be widely used for snow field construction. The surface coating method of the strontium ferrite particles has characteristics of simple coating process, low equipment requirements and low production cost, and is suitable for industrial mass production.

The invention relates to a special semi-steel radial tire for a snow field and a preparation method thereof. The special semi-steel radial tire comprises, in parts by weight, 30 to 43 parts of natural rubber, 17 to 23 parts of butadiene rubber, 5 to 9 parts of styrene-butadiene rubber, 11 to 20 parts of white carbon black, 3 to 5 parts of a silane coupling agent, 12 to 20 parts of aromatic oil, 1.2 to 1.8 parts of an anti-aging agent, 1 to 1.6 parts of microcrystalline wax, 8 to 14 parts of functional resin, 2 to 3.6 parts of a white carbon black dispersant, 1 to 1.4 parts of an accelerator, 2 to 2.6 parts of Tall oil, 1.3 to 3.3 parts of cut 4 distillate oil, 1.5 to 2.5 parts of spindle oil, 0.8 to 1.2 parts of cut 3 distillate oil and 0.1 to 0.13 part of paraffin oil. The special semi-steel radial tire for the snow field provided by the invention is still extremely soft under the condition that the temperature is lower than 10 DEG C, and has large tire friction force and good road holding performance, so controllability and safety on smooth ice surface are greatly improved; meanwhile, the braking performance in the snow field and on the ice surface is improved; the braking distance is shortened; and an ideal traction force is brought.

The invention discloses a tyre used on a snowfield. The tyre comprises a tyre body, pattern blocks are arranged on the tyre surface of the tyre body, S-shaped pattern transverse grooves are formed among the pattern blocks on the tyre shoulder portions, crooked minor grooves are formed among the pattern blocks on the ground-touching portion of the tyre surface, the bottom of each minor groove is in a wavy shape, and small microgrooves are formed in the surfaces of the pattern blocks on the tyre shoulder portions. The tyre has a great promotion effect on ice clinging and snow seizing, and a driver can drive at ease on an ice and snow field and does not lose the head of the driver due to the fact that the ground is slippery and an automobile is out of control.

The invention provides an intelligent simulation indoor skiing virtual reality system and method. The system comprises a man-machine interaction module, a database, an information processing center and a lamplight interaction device. The man-machine interaction module is used for receiving a skiing scene selection instruction of a skier; the database is used for storing a plurality of virtual reality scene schemes and matching corresponding virtual reality scene schemes in the database according to the selection instruction; the information processing center is used for generating a corresponding light control signal according to the virtual reality scene scheme; the lamplight interaction device is used for receiving the lamplight control signal and generating a lamplight pattern based onthe lamplight control signal, so that the lamplight pattern is mapped on the snow blanket; and when the snow blanket moves in the preset direction, the snow blanket and the lamplight pattern on the snow blanket are kept static relatively, so that a virtual reality skiing scene is realized. According to the invention, the lamplight patterns are mapped on the snow blanket or the surrounding environment by means of the lamplight interaction device so as to simulate a real snow field, so that a skier can experience an environment atmosphere similar to that of the real snow field.

The invention provides a large-depth intelligent natural lighting light guide pipe regulating and controlling system suitable for an ice and snow field. The large-depth intelligent natural lighting light guide pipe regulating and controlling system comprises a natural lighting light guide pipe, a ventilating pipe, an LED lamp intelligent regulating and controlling device and a cap intelligent regulating and controlling device; a lamp regulating and controlling assembly is connected with an regulable and controllable LED lamp and a light sensing device, a lamp mounting assembly is used for fixedly arranging the lamp regulating and controlling assembly and the regulable and controllable LED lamp into the natural lighting light guide pipe; the cap intelligent regulating and controlling devicecomprises the ventilating pipe, a temperature sensing device, a cap regulating and controlling assembly and an adjustable and controllable cap; the cap regulating and controlling assembly is connected with the adjustable and controllable cap and the temperature sensing device; a cap mounting assembly is used for mounting and fixing the cap regulating and controlling assembly and the temperature sensing device; the natural lighting light guide pipe comprises a lighting device, a light guiding pipe and a diffuser; and the light guiding pipe is composed of an overreflection layer, a radiation-proof layer, an aluminum physical coating, a bonding layer, an anode alumina layer and an aluminum substrate which are sequentially connected from inside to outside.

The invention provides a watering control method for an intelligent dry snowfield. A humidity sensor array is distributed on a skiing runway of the intelligent dry snowfield. The method comprises the following steps: establishing a three-dimensional mathematical model of the dry snowfield by adopting an interpolation method based on the humidity sensor array; aiming at the three-dimensional mathematical model, determining a global optimal solution of an area to be watered by adopting a particle swarm algorithm under a constrained condition; determining a drying gradient map based on the to-be-watered area; taking the center of the drying gradient map as a watering center, taking the center as a circle center to draw a minimum circle, enabling the minimum circle to contain all drying parts, and taking the radius of the minimum circle as a watering radius; and according to the watering center and the watering radius, controlling a sprayer to spray water to the dry snowfield. According to the invention, modeling is carried out based on the sensor array, and the watering area and the watering amount are solved by using the artificial intelligence algorithm, so that the humidity of the skiing runway of the dry snowfield is always maintained, the service life of the skiing runway is prolonged, the humidity of the skiing runway is controllable, and the difficulty adjustment of the skiing runway is more flexible.

The invention provides an intelligent and simulated indoor skiing lamplight projection system. The system comprises one or more lamplight projection devices, a support, a connecting device and an information processing center. The support is located above a snow blanket of the indoor skiing system. The one or more light projection devices ir or are mounted on the bracket through connecting devicesand are used for emitting light and/or projecting according to a light effect control signal sent by the information processing center; and the information processing center is in communication connection with the light projection device and is used for sending a light effect control signal to the light projection device according to a preset light effect scheme. The lamplight patterns are mappedon the snow blanket or the surrounding environment so as to simulate the real snow field, and a skier can experience the environment similar to the real snow field.

The invention discloses a pair of ice and snow field antiskid indoor and outdoor dual-purpose shoes, and each of which comprises a vamp and a sole, wherein a swing fork is arranged at the bottom of the sole; one end of the swing fork is hinged with the bottom of the sole; a turning table is arranged in a prong of the other end of the swing fork in a rotating manner; antiskid nails are fixedly arranged on the side of the turning table; a slot for accommodating the swing fork and the turning table is formed in the bottom of the sole; an antiskid nail accommodating cavity corresponding to the position of the antiskid nails on the turning table is formed in the bottom of the slot; when the swing fork and the turning table are located in the slot, the swing fork and the turning table are flush with the bottom of the sole; the antiskid nails on the turning table protrudes out of the bottom of the sole or are accommodated in the antiskid nail accommodating cavity. The ice and snow field antiskid indoor and outdoor dual-purpose shoes disclosed by the invention can meet the using requirements of indoor and outdoor environments; when a user wearing the shoes enters a room from the outdoor, the shoes can be switched over without clearing dirt on the sole; an anti-falling design is available; reliability and practicability are quite high.

The invention discloses a snow pack refrigerating machine and a defrosting method thereof, and belongs to the energy supply field. The snow pack refrigerating machine comprises a return air chamber, afresh air chamber and a refrigerating chamber, and further comprises a heat recovery rotor with two ends respectively located in the return air chamber and the fresh air chamber, wherein the heat recovery rotor is used for mixing air in the return air chamber with air in the fresh air chamber, the return air chamber is provided with a return air inlet and a return air outlet, a first air feedingmachine is arranged between the heat recovery rotor and the return air outlet, the fresh air chamber communicates with the refrigerating chamber, the fresh air chamber is provided with a fresh air inlet, the refrigerating chamber is provided with a refrigerator and an air feeding port, a second air feeding machine is arranged between the heat recovery rotor and the refrigerator, the fresh air inlet, the heat recovery rotor, the second air feeding machine, the refrigerator and the air feeding port are sequentially arranged, and the first air feeding machine and the second air feeding machine are used for driving the air to flow through the heat recovery rotor. The defrosting method of the snow pack refrigerating machine includes an air return step, a fresh air intaking step, a cold and hotair mixing step, an air exhausting step and an air feeding step. The snow pack refrigerating machine and the control method thereof can reduce refrigerating energy consumption, and achieve dehumidification and defrosting of the refrigerating process.

The invention provides a vehicle state display method, a vehicle-mounted terminal and a storage medium. The method includes the following steps that when a system starts, the vehicle-mounted terminalobtains the current vehicle parameter and a light is on for prompting; the modes is automatically switched into a highway display mode, the vehicle state parameter in the highway display mode is detected and output to the display screen; a command from a vehicle owner is received, and different vehicle display modes are switched; according to the switched display mode, the vehicle state parameterin the highway display mode is detected and output to the display screen, wherein the vehicle display modes includes the highway display mode, a climbing display mode, a snow field display mode, a muddy ground display mode and a sand display mode. According to different road conditions, different vehicle state display modes can be manually switched, and in addition to the function of a traditionalvehicle dashboard, the method can make driving parameters focused by users visually displayed on a display screen according to different road conditions.

The invention discloses a snowy day antiskid type walking auxiliary device comprising a shoe body, mounting nails, a remote control panel and control buttons; the lower face of the shoe body is provided with antiskid nails, and the upper face of the shoe body is provided with a fixing strap; the fixing strap is provided with the mounting nails, and the middle part of the fixing strap is provided with a fixing pad; the side face of the shoe body is provided with a back support, the end part of the shoe body is provided with a length adjusting strap, and the middle part of the shoe body is provided with a control host; a GPS signal receiver is arranged on the control host. The snowy day antiskid type walking auxiliary device has the beneficial effects that a role in preventing skid in snowy days is played through the antiskid nails, and different lengths can be adjusted by the length adjusting strap, so the device can be adapt to people with various shoes sizes, and a user can control a positioning device to obtain location information through the remote control panel, direction lost is prevented during walking in wild snow fields and the safety is ensured.

The invention discloses an automobile road combination emergency blanket for an ice and snow field. The automobile road combination emergency blanket comprises blanket bodies and special-shaped steel nails. Each blanket body is provided with honeycomb pits, connecting sawteeth, countersunk blind holes, through holes, limiting flanges and clamping grooves. The two blanket bodies are limited and seamlessly spliced through the limiting flanges, the clamping grooves and the connecting sawteeth. The special-shaped steel nails are in interference fit with the blanket bodies. The blanket bodies are fixed to a snowfield or an ice field and prevented from being staggered in the horizontal plane. A rapid, safe and effective scheme is provided for emergency travel of an automobile in the snowfield or the ice field, accumulated snow and ice on a travel road do not need to be shoveled away after a snowfall, and the blanket is directly laid on the automobile travel road so as to be used by the automobile under the condition that the road is frozen and snow is accumulated in an extremely cold area.

The invention relates to environmental sanitation equipment and particularly relates to a snow removing vehicle, which is different from the prior art in that the snow removing vehicle comprises a rear-turning self-discharging transport vehicle, wherein a front snow removing device for gathering accumulated snow on a road surface into ridges is installed on a vehicle frame at a front end of a vehicle head of the rear-turning self-discharging transport vehicle, a rear snow cleaning device for conveying snow ridges into a carriage is mounted on a frame in the middle of the carriage of a rear-turning dump truck, after the carriage is full, a front snow cleaning device and the rear snow cleaning device are lifted, and the rear-turning dump truck is driven to a snow field to dump snow in the carriage and then returns to a road surface to clean the snow. Compared with the prior art, the accumulated snow on the road surface can be removed, the accumulated snow can be conveyed into the carriage and directly conveyed to the snow accumulation field, snow removing and snow conveying are seamlessly connected, and rapidness and high efficiency are achieved.

The invention discloses a combination wear-resistant emergency layer blanket for cars and roads on ice and snow, which comprises a blanket main body and special-shaped steel nails. The blanket body and the lower blanket body; the upper blanket body and the lower blanket body cooperate with each other to limit the relative position between the two blanket bodies; the connecting serrations seamlessly splice the two blanket bodies; the special-shaped steel nails and the blanket body Interference fit, passing through the upper blanket body and the lower blanket body to fix two adjacent blanket bodies on snow or ice to prevent the blanket body from shifting in the horizontal plane; the wear-resistant protrusions are coated with anti-corrosion and wear-resistant coating to prevent excessive wear of the blanket body, and further wear-resistant protrusions include A-type protrusions and B-type protrusions. Provides protection for driving in ice and snow conditions.