32 results about "Ski resort" patented technology

The invention relates to the technical field of outdoor advertisement effect evaluation, in particular to a ski field outdoor advertisement monitoring data analysis method and system.The method comprises the steps that multi-source monitoring data of ski field outdoor advertisement positions are collected, and the multi-source monitoring data comprise advertisement position video streams, environment sensing data and skier behavior tracks; based on the environment sensing data, executing dynamic environment interference correction on the advertisement position video stream, and generating an advertisement exposure image sequence; according to the advertisement exposure image sequence and the skier behavior track, constructing a dynamic space-time correlation between the skier and an advertisement position, and extracting an advertisement attention feature set; and inputting the advertisement attention feature set into an advertisement effect evaluation model to generate an advertisement effect quantitative index. According to the invention, the problem of advertisement attention quantification misalignment in the high-speed motion scene of the ski field is effectively solved.

The present invention belongs to the technical field of polymer composite material preparation and discloses a double-layer hollow structure photonic gel film with controllable water permeation and color change, as well as its preparation method and application. The method comprises the following steps: preparing a three-dimensional PS-SiO2 photonic crystal and a three-dimensional SiO2 photonic crystal; calcining the three-dimensional PS-SiO2 photonic crystal at high temperature, filling the crystal with a polymer, and curing the crystal with ultraviolet light to obtain a hollow SiO2 structural color gel; curing the three-dimensional SiO2 photonic crystal with a polymer, and then etching the crystal with hydrofluoric acid to obtain an inverse opal gel; and bonding the hollow SiO2 structural color gel and the inverse opal gel to form a double-layer hollow structure photonic gel film with controllable water permeation and color change. The photonic gel film can be used in snowmelt warning indicators at large ski resorts, portable alcohol solubility detectors, or anti-counterfeiting identification labels for small commercial packaging.

A ski resort management system comprising: a data acquisition system that receives data from telemetry systems of the lift systems, of the snow generators and of the snow groomers of the ski resort; a processing station; mass storage units, containing a system database fed by the data acquisition system; and a display interface, accessible from operator terminals. The data acquisition system stores data and signals from the lift systems, the snow generators and the snow groomers in the system database. The processing station enables setting a mode of the display interface for alternatively displaying data relative to each lift system, to each snow generator or to each snow groomer, or to display, in an aggregated form, data relative to all the lift systems, all the snow generators and all the snow groomers.

The utility model discloses an indoor ski field pipeline penetrating heat preservation and cold bridge prevention structure which comprises a heat preservation plate, a pipeline and a first heat preservation layer. The insulation board is a metal rock wool sandwich board, the pipeline penetrates through the insulation board, and a first insulation layer is arranged between the pipeline and the insulation board; the pipeline comprises a first pipeline, and when the first pipeline is a fire fighting pipeline or an air conditioner pipeline, the anti-cold-bridge structure further comprises a second heat preservation layer, a third heat preservation layer, an air isolation layer, a first fixing device and a first protection pipe. The first pipeline is sleeved with the first protection pipe, and the space between the first pipeline and the first protection pipe is filled with a second heat preservation layer; the joint of the side, facing the outdoor space, of the first pipeline and the heat preservation plate is coated with an air isolation layer. Heat transfer between the interior of the snow field and the structural layer can be efficiently isolated, the temperature of the structural layer and the temperature of the bottom of the snow layer are stabilized with extremely low heat supplement, extra energy consumption is greatly reduced, and the service life is prolonged.

The utility model relates to the technical field of constructional engineering, in particular to a slope obstacle setting device for a ski field, which comprises a door-shaped frame mounted on a snowfield transport vehicle, a transport mechanism for transporting building materials to set up slope obstacles is mounted on the door-shaped frame, and a lifting component for lifting the transport mechanism is mounted on the door-shaped frame. Building materials are placed in the U-shaped frame, the screw rod is driven by the lifting motor to rotate, and then the threaded pressing plate is driven to move downwards to press the building materials in the U-shaped frame, so that the situation that the building materials fall off is avoided, the building materials can be conveyed in cooperation with a snowfield transport vehicle, the transport efficiency is improved, and the transport cost is reduced; the extension sliding plates are pulled out of the storage sliding grooves in the U-shaped frame, the U-shaped frame can be extended, long steel pipes or steel plates and other building materials can be transported more conveniently, and the transportation adaptability of the device is improved.

This utility model belongs to the field of storage device technology, specifically relating to a device and system for collecting leaked ethylene glycol aqueous solution. It includes a collection tank body, a water inlet, a solenoid valve, a vent, a level gauge, a signal terminal, a drain outlet, a detection port, a controller, and a collection tank base. The water inlet is located on the top left side of the collection tank body via a straight pipe, the signal terminal is installed on the top right side of the collection tank body, and the drain outlet is located at the bottom of the collection tank body via a straight pipe. This utility model, through the coordinated design of the collection tank body, solenoid valve, level gauge, and controller, achieves automatic collection and alarm control of leaked ethylene glycol aqueous solution. When the liquid level reaches the alarm threshold, the controller automatically closes the solenoid valve at the water inlet and sends a signal to prevent the leaked liquid from continuing to spread. Simultaneously, manual collection is achieved through the drain outlet, effectively preventing the slightly toxic ethylene glycol aqueous solution from harming people and the environment, and significantly improving the safety of indoor ski resort air conditioning systems.

A ski resort management system comprising: a data acquisition system (52) receiving data from the telemetry systems (15, 26, 43) of the ski lift systems (2), snow generators (20), and snow groomers (7) of the ski resort (1); a processing station (73); mass storage units (58, 59) containing a system database (60) fed by the data acquisition system (52); and a display interface (75), accessible from operator terminals (76). The data acquisition system (52) stores data and signals from the ski lift systems (2), snow generators (20), and snow groomers (7) in the system database (60).The processing station (73) allows configuring a display interface mode (75) to alternately display data relating to each lift system (2), each snow generator (20) or each snow groomer (7), or to display, in aggregate form, data relating to all lift systems (2), all snow generators (20) and all snow groomers (7).

This invention relates to the field of indoor ski resort construction and discloses a method for fixing wheeled construction machinery on indoor ski resort slopes. The method includes the following steps: S1, designing a support device, comprehensively considering the inclination angle of the concrete slope of the ski slope, the load of external machinery on the support device, and indoor environmental factors. A preliminary model and material selection for the expected support device are determined using finite element software and Tekla software. S2, arranging the construction positions based on the BIM model of the entire construction site. S3, processing and transportation devices. S4, fixing the device base. S5, installing and fixing the machinery. The support device is assembled by welding channel steel, and the base installation and chemical bolt configuration are precisely determined. Track connecting pieces and wheel stop positioning devices accurately secure the machinery, ensuring the stability and safety of the support device and machinery during construction, distributing the load, preventing displacement and slippage, improving construction quality, reducing the possibility of accidents, and achieving the effect of ensuring construction safety and flexibility.

The invention discloses a northeast ski field accumulated snow depth inversion method based on optimal feature screening and a constraint stacking neural network, and belongs to the technical field of satellite remote sensing image processing and accumulated snow parameter inversion. According to the method, sentry No.1 SAR data is taken as a core data source, multi-source auxiliary data such as weather station snow depth data, atmosphere reanalysis data, geographic information data, vegetation feature data and time data are fused, and an accumulated snow depth inversion initial feature set is constructed; according to the method, an optimal feature combination highly related to the snow depth is screened out by introducing a Spearman correlation coefficient-based feature screening method (FSSCC), and an integrated learning algorithm cNN-Stacking is constructed on this basis, so that adaptive weighted fusion of inversion results of various basic models is realized, and the snow depth inversion precision and stability are improved. An empirical model is adopted in the ski field ski track area, space fusion is conducted on the empirical model and the inversion result of the natural snow area, and accumulated snow depth distribution covering the whole ski field area with the spatial resolution being 20 m is obtained.

This invention discloses a ski resort rescue and transport robot with leveling adjustment function, belonging to the field of rescue robot technology. The aim is to propose a ski resort rescue and transport robot with leveling adjustment function to solve the problems of low transfer efficiency, inability to adapt to sloping road conditions, insufficient shock absorption and cushioning effect, and the risk of secondary injury in existing technologies. The invention includes: a moving unit; a shock-absorbing and balancing unit disposed on the moving unit, the shock-absorbing and balancing unit including at least a stretcher tray, a shock-absorbing mechanism, and a balancing mechanism, which adjusts the forward and backward tilt of the stretcher tray and provides shock absorption; a stretcher; and a stretcher fixing unit, which drags the stretcher to the stretcher tray and fixes it in place. This invention reduces road bumps and lowers the risk of secondary injury through the shock-absorbing mechanism; and adapts to changes in terrain slope through the balancing mechanism, maintaining horizontal transport of the injured person.

This invention discloses an automatic parking control method and transport vehicle for ski resorts based on IoT sensing, belonging to the field of IoT control technology. By acquiring various IoT sensor information, this invention can comprehensively understand the surrounding environment of the ski resort transport vehicle. The fusion of ultrasonic, geomagnetic, visual, and lidar sensor information can accurately reflect the vehicle's status. An intelligent driving control processing algorithm is used to determine the initial vehicle environmental state vector, providing an accurate basis for subsequent decisions. Determining the parking path planning label helps to assess the risk of path intersection with the control strategy in advance. Based on this label, the decision to issue an automatic parking control strategy can be made, improving parking safety and efficiency, avoiding unnecessary collision risks, optimizing parking lot resource utilization, and adapting to the complex and ever-changing parking needs of ski resorts.

To provide a piste operation method in ski resorts allowing users to enjoy once again after skiing a piste including a jump ramp, and a piste operation system.SOLUTION: A piste operation method in ski resorts comprises: a user action video capturing step of using an installed imaging device installed at a ski resort to capture user action video including an aerial action after a user jumps from a jump ramp of a piste; a composite video creation step of using a composite video creation device to combine the user action video and user perspective video captured by a portable imaging device worn by a user while the user is skiing the piste and creating composite video; and a composite video distribution step of using a composite video distribution device to distribute the composite video to at least one of a display device installed in a public space and a user terminal of the user .SELECTED DRAWING: Figure 7

1. Computer-aided method for operating at least one snow groomer in a ski resort and computer-aided system for carrying out the method 2.1 Such a method for operating at least one snow groomer for one work operation per unit of time in a ski resort that is topographically recorded, wherein position and driving data of the at least one snow groomer are recorded in a time-dependent manner during a driving operation of the snow groomer, is known. 2.2 According to the invention, the fill level of an energy storage device for the drive system of the snow groomer is recorded at the beginning of the work operation, an average energy consumption of the snow groomer per planned unit of time is stored depending on the respective work operation, and depending on the fill level of the energy storage device and depending on the stored energy consumption per planned unit of time, a driving route for the snow groomer is specified for a time-dependent work operation. 2.3 Use of snow groomers in ski resorts

The invention relates to the technical field of meteorological early warning, in particular to a skiing field real-time meteorological service early warning method and system, and the method comprises the steps: constructing a skiing field real-time information set; performing terrain deformation compensation based on the real-time information set of the ski field and the spatial topological relation of the functional areas of the ski track, and constructing a dynamic coupling field; defining a ski field risk rule base, inputting the dynamic coupling field into the ski field risk rule base, and executing weight distribution; performing tensor analysis on the risk rule output after weight distribution, detecting a three-field coupling abrupt change interface, and generating a grading early warning instruction; and extracting an equipment control parameter set mapped with the space coordinates of the execution terminal from a ski field risk rule base according to the geo-fence identifier in the graded early warning instruction. According to the invention, systematic misjudgment caused by meteorological risk judgment of a ski field and topographic spatial feature decoupling is effectively solved, and accurate meteorological disaster early warning of a key area is realized through dynamic coupling field construction and geofence mapping of meteorological parameters.

This invention relates to the field of ski turf, specifically to an impact-resistant and crack-resistant ski turf and its preparation method, which addresses the problems of high cost, large investment, poor impact resistance, and low tear strength of existing indoor ski turf. This ski turf uses polypropylene blended with epoxy resin containing flexible side chains as artificial grass fibers, and incorporates -B-O- bonds into EPDM rubber as a rubber buffer layer, jointly improving the impact resistance and tear strength of the ski turf. This ski turf is suitable for indoor low-temperature use; the composite polypropylene used as artificial grass fibers exhibits higher impact resistance at low temperatures than ordinary polypropylene, making it better suited for ski resorts. Furthermore, polypropylene is low in cost, reducing the overall cost of artificial ski turf.

This invention relates to the fields of computer vision and video analysis technology, and discloses a multimodal feature fusion and clustering method and system for ski videos. It aims to solve the problems of low accuracy and poor efficiency in existing ski resort video retrieval schemes under complex scenarios with strong occlusion, high clothing similarity, and motion blur. This invention first extracts the skier's appearance features, motion features, and equipment semantic features from captured ski video clips. After projecting these three types of features onto a unified dimension, the fusion weights of each feature are adaptively adjusted based on the skier's movement speed to obtain a fused feature vector. Then, a time decay weight is introduced to adjust feature similarity, and a density clustering algorithm is used to aggregate video clips of the same skier. Simultaneously, model parameters are optimized through user feedback. This invention significantly improves the accuracy and efficiency of ski video retrieval and is suitable for ski resort video retrieval and operation service scenarios.

This invention relates to the field of image processing technology and provides a method for analyzing the safety status of ski resort drone images based on image processing. The method includes: capturing ski resort images using a drone camera; constructing a dataset using image data augmentation techniques; improving the YOLOv11 model to obtain the YOLO-ROSP model by introducing a selective kernel attention mechanism and designing a lightweight convolutional module based on channel shuffling-single aggregation to construct a lightweight multi-scale feature transformation architecture; training and validating the model, and conducting ablation experiments; and validating the model using the original images without data augmentation. This invention significantly improves the accuracy and robustness of skier status analysis through the synergistic optimization of data augmentation and image feature transformation techniques, providing an efficient solution for image data processing by drones in complex ski resort environments.

The utility model relates to a lamp connecting structure for a skiing hall, which is suitable for being mounted on a roof thermal insulation layer and comprises a connecting rod, a lamp structure, a junction box, a reserved pipe and a thermal insulation block, a mounting hole is formed in the roof thermal insulation layer, the connecting rod penetrates into the mounting hole, and the upper portion of the connecting rod is arranged on the outer side of the roof thermal insulation layer in a threaded connection mode; the lamp structure is arranged on the inner side of the roof heat preservation layer and is in threaded connection with the lower portion of the connecting rod. The junction box is arranged on the outer side of the roof heat preservation layer, and an electric wire of the junction box penetrates through the mounting hole and is electrically connected with the lamp connecting rod; the reserved pipe is arranged in the mounting hole and is connected with the inner circumference of the mounting hole in a bonding manner; the connecting rod and the electric wire penetrate into the reserved pipe; the heat preservation block is arranged on the upper portion of the connecting rod in a sleeving mode and attached to the outer layer of the roof heat preservation layer, and a gap between the mounting hole and the connecting rod is sealed. By arranging the heat preservation blocks and the reserved pipes, the sealing performance of the positions where the connecting rods penetrate through the mounting holes is further optimized, and therefore the electricity utilization cost in the ski field is saved.

A ski resort management system comprising: a data acquisition system that receives data from telemetry systems of the lift systems, of the snow generators and of the snow groomers of the ski resort; a processing station; mass storage units, containing a system database fed by the data acquisition system; and a display interface, accessible from operator terminals. The data acquisition system stores data and signals from the lift systems, the snow generators and the snow groomers in the system database. The processing station enables setting a mode of the display interface for alternatively displaying data relative to each lift system, to each snow generator or to each snow groomer, or to display, in an aggregated form, data relative to all the lift systems, all the snow generators and all the snow groomers.

The utility model relates to the technical field of ski field safety detection, and discloses a field safety detection device before skiing teaching, which comprises a cross-shaped substrate, a rotary driving assembly, a depth control assembly, a circular semiconductor chilling plate and a sampling barrel assembly, the hot end of the circular semiconductor chilling plate faces upwards, the cold end of the circular semiconductor chilling plate faces downwards, and the sampling barrel assembly is detachably connected with the circular semiconductor chilling plate. The utility model particularly provides a field safety detection device before skiing teaching, which is provided with a circular semiconductor chilling plate and an electronic scale with a hook.

The invention is suitable for the technical field of image processing, and provides a graphic processing-based snowfield unmanned aerial vehicle image safety state analysis method, which comprises the following steps of: shooting a snowfield image through an unmanned aerial vehicle camera, and constructing a data set through a graphic data enhancement technology; a YOLOv11 model is improved to obtain a YOLO-ROSP model: a selective kernel attention mechanism is introduced, a lightweight convolution module based on channel shuffling-single aggregation is designed, and a lightweight multi-scale feature transformation architecture is constructed; training and verifying the model, and performing an ablation experiment; and verifying the model by using an original image which is not subjected to data enhancement. According to the method, through collaborative optimization of data enhancement and a graphic feature transformation technology, the precision and robustness of skier state analysis are remarkably improved, and an efficient solution is provided for graphic data processing of the unmanned aerial vehicle in a complex snowfield environment.

The invention relates to the technical field of computer vision and radio frequency identification, particularly discloses a skier video snapshot method and system based on RFID and vision cooperation, and aims to solve the technical problems of missing shooting, excessive shooting, high false detection rate and insufficient accuracy of skier video automatic snapshot in a complex environment of a snowfield. The method comprises the following steps: acquiring motion parameters such as instantaneous speed and acceleration of a skier through an RFID card reader array deployed along a slideway, predicting a time node when the skier arrives at an optimal ROI (Region of Interest) region of a camera view, starting visual identification based on a YOLO V5 model before and after the node, capturing a video, and binding the video with an RFID tag code; the system comprises an RFID card reader array, an electronic tag, a high-definition camera device and a plurality of functional modules, can dynamically adjust an ROI (Region of Interest) and a visual search window, and is equipped with a standby monitoring mechanism. According to the invention, space-time cooperation of RFID and visual technology is realized, snapshot accuracy is significantly improved, missed shooting rate and multi-shooting rate are reduced, congestion analysis can be provided for scenic spots, and value-added services are provided for skiers.

The utility model discloses a ski track trimming device for a ski field, and belongs to the technical field of ski field equipment. The vehicle body is fixedly connected with the connecting plate, a protective shell is fixed to the upper end of the vehicle body, a reciprocating mechanism is arranged in the protective shell, an access door is arranged on the protective shell, two through holes matched with the reciprocating mechanism are formed in the vehicle body, the reciprocating mechanism is in limiting sliding connection with the two through holes, and a snow breaking mechanism and a leveling mechanism are arranged at the lower end of the vehicle body. The snow breaking mechanism is located between the reciprocating mechanism and the leveling mechanism, the snow breaking mechanism is fixedly connected with the vehicle body, and the leveling mechanism is hinged to the vehicle body. The device has the beneficial effects of high efficiency, flexibility, strong crushing and leveling capability, easiness in maintenance and repair, simplicity and convenience in operation, safety, reliability and the like, can greatly improve the working efficiency and quality of ski track trimming, and provides powerful support for operation and maintenance of a ski field.

The invention relates to a three-branch semantic segmentation method for ski resort land cover classification, and relates to the technical field of computer vision and remote sensing intelligent analysis, and the method comprises the steps: obtaining a typical ski resort high-resolution image; building an overall framework, a backbone module, a neck feature fusion module and a multi-task segmentation head of the three-branch semantic segmentation network GDBNet; and carrying out model training on the GDBNet by adopting the ski resort surface coverage classification data set for subsequent surface coverage classification. According to the method, a very simple module design is adopted, and a CNN and Transform coupled three-branch network GDBNet is constructed to model global, local and edge context information. The model provided by the invention reaches the SOTA level, and the overall F1 value is higher than 90%, which is superior to other advanced algorithms. Compared with a baseline model, the method has the advantage that the F1 index of ground feature classification in the skiing resort area is improved by 5.78% to 90.4%.

The utility model belongs to the technical field of ski field transport vehicles, and discloses a lightweight ski field transport vehicle compartment structure which comprises a compartment, a plurality of vehicle windows are arranged on the two sides of the compartment, mounting seats are mounted on the portions, below the vehicle windows, of the two sides of the compartment through bolts, and corner frames are mounted on the outer sides of the mounting seats in a hinged mode. The outer side of the corner frame is provided with a stretching frame in an inserted connection mode, and the two sides of the bottom of the corner frame are both fixedly provided with protruding blocks, so that when people carried by the ski field transport vehicle need to carry more equipment or other articles, the corner frame can be horizontally unfolded towards the outer side of the mounting base firstly; then articles carried by a passenger are placed on the tops of the corner brackets and the extension brackets, and are bound through long threading of the rope buckles, so that the carried articles can be fixed, and as the carried articles are located on the two sides of the outer wall of the carriage at the moment, the carried articles do not occupy the internal space of the carriage, and the crowding degree of the passenger in the carriage can be greatly reduced; and the comfort is improved.

The utility model relates to a remote IC card ticket reading device, which comprises a base, a rotating boss, a support table and a card ticket reading device, the connecting boss is arranged on the base, the support table is rotatably arranged on the connecting boss, the card ticket reading device is detachably arranged on the support table, the support table is provided with a first chute, and the first chute is provided with a second chute. The card ticket reading device is provided with a sliding block, the sliding block is arranged in the first sliding groove, the rotating boss comprises a boss body, a rotating piece and a first locking piece, the boss body is provided with a groove, the rotating piece is rotatably arranged in the groove, and the first locking piece is arranged on the boss body. The remote card ticket identifying and reading device is convenient to operate and maintain, and the position can be adjusted according to on-site requirements, so that the identifying efficiency is improved, the management and operation efficiency of a ski field is improved, and more excellent and convenient services are provided for tourists.

The utility model relates to sports safety protection technical field discloses a kind of indoor ski field pipe ditch type crash pad structure, including pipe ditch and crash pad foundation, the top of pipe ditch and crash pad foundation is uniformly connected with two guide plates, the outer wall of two guide plates is uniformly slidably connected with C-shaped guide rail, the outer wall of two C-shaped guide rails is uniformly fixedly connected with guide block, the inner wall of two guide blocks is uniformly slidably connected with connecting rod one, the outer wall of two guide plates is uniformly slidably connected with support, the bottom of two supports is uniformly fixedly connected with fixed block one.In the utility model, the position of the crash pad can be adjusted flexibly according to the frequency of use of the ski trail and the technical level of the skier, the key protection area is optimized, the safety is improved, the support is detachable, which facilitates the individual replacement, maintenance or cleaning of the crash pad, reduces the maintenance difficulty and cost, and reduces the impact on the normal operation of the ski resort.

This invention provides a method for supporting and fixing ski slopes in the conversion of indoor ski resorts into temporary competition venues. It relates to the field of ski slope reconstruction technology and includes an indoor ski resort and a ski slope support frame comprising a thick snow layer and a refrigerant layer arranged vertically. An ice-fixing device is pre-embedded within the thick snow layer and fixedly installed on the refrigerant layer. During the conversion of the ski slope support for the temporary competition venue, the ice-fixing device self-heats to melt the surrounding thick snow layer. The ski slope support frame is then placed on top of the ice-fixing device, and finally, the freezing action of the ice-fixing device secures the ski slope support frame. This invention not only has a simple overall layout and convenient operation, but also provides reliable connections, minimizing damage to the indoor ski resort. It is easy to restore the ski slope after use in the temporary competition venue, saving costs. Furthermore, it can fix ski slope support frames with different cross-sectional shapes, offering greater flexibility.

The utility model relates to the field of vehicle suspensions, and discloses a suspension mechanism of a ski field transport vehicle. A supporting rod is fixedly connected to the inner surface of the chassis, bearings are fixedly connected to the outer surfaces of the two ends of the supporting rod, a threaded rod is welded to the inner surface of the upper end of the chassis, the outer surface of the threaded rod is movably sleeved with a movable adjusting block, and supporting rods are movably connected to the outer surfaces, corresponding to the two sides of the movable adjusting block, of the threaded rod. According to the equipment, the chassis serves as a main supporting part, the position of the movable adjusting block is adjusted by rotating the nut, the bearing is correspondingly limited through rotation of the side extrusion block, and redundancy of the upper end mechanical part is completed; the tightness of the side extrusion block can be conveniently adjusted through rotation of the adjusting screw, corresponding fixing is facilitated, through low-pressure system redundancy and mechanical part redundancy, if one set loses efficacy, the other set can immediately intervene, and stable operation of the vehicle axle is guaranteed.

This invention discloses a hoisted snowmaking machine. It includes: a mounting cylinder, the upper end of which is connected to the roof of an indoor ski resort; a bearing consisting of an outer bearing ring, an inner bearing ring, and balls disposed between the outer and inner bearing rings; the upper end face of the inner bearing ring is connected to the lower end of the mounting cylinder; a first gear tooth is provided on the outer peripheral wall of the outer bearing ring; a motor, disposed on one side of the mounting cylinder and connected to the inner bearing ring; a drive wheel meshing with the first gear tooth is provided on the output shaft of the motor; an inner core, disposed within and connected to the inner bearing ring, and having an axially arranged water source connection port and air source connection port on the inner core; an inverted U-shaped bracket, with a connecting ring at the center of its upper end, the connecting ring being connected to the outer bearing ring; and a snow cannon body. The beneficial effects of this invention are: the presence of a bearing and a motor enables the snow cannon body to rotate, increasing the snowmaking area.