32 results about "Speed skating" patented technology

A heated skate blade system is disclosed for optimizing ice skating performance through app-controlled temperature adjustment. The system includes a nichrome heating coil embedded in or adjacent to the blade, powered by a thin-film lithium-ion battery integrated into the blade holder. A microcontroller governs power delivery to the coil and wirelessly communicates with a mobile application via Bluetooth. The application enables users to input variables such as ice temperature, skater weight, skate size, blade hollow (ROH), and desired blade temperature. Based on these inputs, the system adjusts heating output to reduce the coefficient of kinetic friction between the blade and ice, enhancing glide and top speed. A USB-C port enables battery charging. The invention provides real-time, user-specific thermal tuning for hockey and speed skating applications, delivering improved speed and energy efficiency through compact, embedded electronics and an intuitive mobile interface.

The invention discloses a motion monitoring clothing system integrating nano sensing and edge intelligence, which comprises three innovative modules: 1, a nano sensing network: adopting MXene / fibroin composite nano cobweb structure sensors (response sensitivity reaches 2.5 kPa), arranging the sensors in a clothing joint area in a bionic muscle texture manner, and capturing micro strain (0.1-15%) and three-dimensional attitude in real time; 2, a self-adaptive learning engine: carrying a lightweight graph convolutional neural network (GCN), generalizing motion data of athletes in a certain winter sports event into a general model through transfer learning, and realizing that the motion recognition accuracy is greater than or equal to 98.7%; the dynamic feedback system is used for generating tactile prompts through a micro-pneumatic actuator array and correcting dangerous postures. The system breaks through the rigid limitation of traditional exercise monitoring equipment, the stretch rate exceeds 180%, the exercise injury rate can be reduced by 42% according to actual measurement of a professional speed team, and the system has been applied to the fields of competitive training, rehabilitation medicine and the like.

The present invention discloses a short track speed skating leader, belonging to the technical field of short track speed skating training equipment. A power rail is installed on the inner sidewall of the top of a slide rail. The slide rail is fixed above a short track speed skating runway via a fixing frame I. A slidable leader is provided on the slide rail, which draws power from the power rail via a busbar collector. A forward drive motor is provided within the leader to drive it to slide on the slide rail. The leader is provided with a cantilever swing device, below which a leader plate is mounted via a cantilever. A cantilever drive motor is provided within the leader to drive the cantilever swing device. A programmable logic controller (PLC) is installed within the leader. The PLC controller is connected to a ground-based PC host computer via an AB433A wireless 485 transparent transmission module. The PC transmits leader route data to the PLC controller. The PLC controller drives the forward drive motor via a motor driver to advance the leader. During the forward movement, the PLC controller drives the cantilever drive motor via the motor driver to swing the leader plate, thereby simulating the leader route.

An improved speed skating ice skate blade comprises a skate pipe body and an ice skate blade, the upper portion of the skate pipe body is of a hollow tubular structure, the lower portion of the skate pipe body is provided with an ice skate blade installation groove, and the ice skate blade is fixed to the ice skate blade installation groove. A plurality of knife tube mounting holes are formed in the top of the knife tube body, the knife tube mounting hole in the front side is used for mounting a front fixing base part, and the knife tube mounting hole in the rear side is used for mounting a rear fixing base part; in conclusion, according to the improved speed skating skate blade, the hollow blade tube body is made of the engineering steel sheet, so that the weight is reduced while the hardness is ensured, and the speed and the flexibility of athletes are improved; a nut spring pair is arranged in the knife tube body, so that the assembly is simplified, the connection stability is enhanced, and the use safety and reliability are improved; the overall design not only meets the requirement of high-intensity sports, but also effectively reduces the weight of equipment, and assists athletes to play the best performance; according to the innovative design, the performance is ensured, and meanwhile, the use convenience and safety are greatly improved.

The utility model relates to a speed skating exercise trainer, including fixed mount, resistance disc, pull rope, steering wheel and stepping device, resistance disc and steering wheel are all provided on the fixed mount, the one end of pull rope is wound on the resistance disc, the other end of pull rope bypasses the steering wheel to bind the athlete that needs to train, the stepping device is fixed on the fixed mount, and the stepping device is fixed on the fixed mount. The stepping device is connected with the fixing frame. According to the speed skating exercise trainer, traction is achieved through the pull rope wound on the resistance disc, the pedals with the adjustable angles and the adjustable distances are arranged on the stepping device, the ankle (especially the left foot ankle) of an athlete can be protected, meanwhile, progressive training of curve stepping is achieved, the training requirements of athletes of different levels are met, and the training effect is good. And the adaptive air cushions on the pedals enable the training to be closer to the real curve turning.

The present invention discloses a method and device for determining whether a speed skating pole has been kicked or missed based on image MSE, belonging to the technical field of auxiliary determination of sports competitive performance. The method for determining whether a speed skating pole has been kicked or missed includes real-time video stream acquisition, pole position identification, frame-by-frame comparison to generate an MSE time series curve, and determination of whether a pole has been kicked or missed based on the MSE time series curve. This method can replace manual refereeing in speed skating pole competitions, avoid misjudgments caused by distracted eyes, save labor costs, and improve competition fairness. Experimental results demonstrate that this method achieves 100% accuracy. By adopting a real-time video stream processing mode, the determination result can be output within 0.5 seconds after an athlete completes a pole pass.

This invention provides a method for personalized optimization of ice skate blade curvature based on human motion posture. The method uses a multimodal sensing system to collect data on joint angles, center of gravity trajectory, blade pressure distribution, and posture angles of athletes during standard skating movements, extracting key motion feature parameters. A machine learning mapping model is constructed based on a historical athlete database to quantitatively correlate individual characteristics with blade curvature and motion performance. A multi-objective optimization algorithm recommends the optimal curvature value, and high-precision customized machining is achieved using a CNC grinding machine. Field testing and iterative feedback ensure the optimization effect. This invention realizes the transformation of ice skate blade curvature from standardization to precise personalization, significantly improving skating efficiency, motion control, and sports safety. It is applicable to various sports such as figure skating, speed skating, and ice hockey, and has good application prospects and industrialization value.

The invention discloses a speed skating knowledge question and answer method based on a capability atlas, which comprises the following steps: selecting literatures with speed skating related knowledge as original corpora, training a Qwen3-14B model, and outputting the trained Qwen3-14B model; analyzing the speed skating textbook, marking three types of entities from continuous fragments by adopting a GLiNER model, and mapping capability nodes to obtain a basic capability map; constructing a student graph neural network GNN on the ability sub-graph, training the student graph neural network GNN by using multi-view ability vector representation, and outputting student ability vector representation; calculating the cosine similarity between the capability nodes, generating a similarity edge, and obtaining a fusion capability map; performing text analysis and vector coding on a question proposed by a user to form an initial hit node; and outputting the initial hit node into the trained Qwen3-14B model, and outputting a natural language answer to the user.

A short-track speed skating ice skate comprises a fixing device connected to a skate body, the fixing device comprises a fixing structure and tension bar structures penetrating through the two sides of the fixing structure, and each tension bar structure comprises a plurality of tension bar pieces arranged at intervals; the plurality of tension rod pieces are sequentially arranged according to an angle alpha, and the distance between the adjacent tension rod pieces is L1; the damping device comprises elastic assemblies symmetrically distributed on the two sides of the fixing structure, one end of each elastic assembly is connected to the fixing structure, and the other end of each elastic assembly is connected to the tension rod piece; wherein the fixing device and the damping device are both connected with the tool rest, a blade is fixed to the tool rest, and the tension rod piece comprises a limiting tension rod, a supporting piece arranged on the limiting tension rod in a sleeving mode and a supporting block; a limiting groove is formed in the end of the limiting tension bar, the supporting piece can only freely move in the limiting groove in the F1 direction, the supporting block abuts against the fixing structure all the time, and adjustment convenience is improved.

The invention discloses a drag reduction coating composition for a speed skating ice skate blade and a preparation method thereof, and relates to the technical field of coatings. The preparation method of the anti-drag coating composition for the speed skating ice skate blade comprises the following steps: blending an epoxy resin prepolymer, modified polytetrafluoroethylene, an MXene nanosheet dispersion liquid, a cellulose nanocrystal dispersion liquid and temperature-sensitive copolymer microspheres to obtain the anti-drag coating composition, the drag reduction coating prepared by utilizing the synergistic effect of the temperature-sensitive copolymer microspheres and the epoxy resin prepolymer and taking the modified polytetrafluoroethylene as the coating substrate has the advantages of good drag reduction effect and excellent mechanical properties.

A locking system for quick assembly and disassembly of an ice skate blade. The locking system comprises a blade holder (1). A blade slot (11) allowing an ice skate blade (2) to be inserted therein is provided at the bottom of the blade holder (1). A blade locking hook (3), a locking-hook driving member (4), and a reset member (5) for resetting the blade locking hook (3) and the locking-hook driving member (4) are rotatably provided in the blade holder (1). By means of providing operation holes (16) on the left and right sides of the blade holder (1) and an actuating part (41) capable of extending from the operation holes (16), the quick disassembly of the ice skate blade is facilitated. In addition, a triangular protrusion (23) on the ice skate blade (2) and a blade ejector block (45) at the bottom of the actuating part (41) enable the ice skate blade (2) to be quickly pushed out from the blade slot (11). A hook block (47) on the blade ejector block (45) and an engagement hook C (24) on the ice skate blade (2) are connected to each other in a hooking manner, which further reduces the risk of accidental detachment of the ice skate blade (2). This comprehensive design not only improves the operational convenience for assembling and disassembling the ice skate blade (2), but also significantly enhances the safety of athletes during high-speed skating and the fixation stability of the ice skate blade (2).

The utility model relates to a knife grinding device applied to speed skating, which comprises a first fan blade, a second fan blade, a connecting rod, at least one first clamping device and at least one second clamping device, the number of the second clamping devices is matched with that of the first clamping devices, and the first fan blade and the second fan blade are both slidably connected with the connecting rod. The first clamping device is arranged on the first fan blade, the second clamping device is arranged on the second fan blade, and the first clamping device and the second clamping device are used for clamping and fixing an ice skate blade. According to the ice skate blade fixing device, one end of an ice skate blade is fixed through the first clamping device, the other end of the ice skate blade is placed on the second fan blade, meanwhile, the sliding block slides along the guide rail and slowly abuts against the ice skate blade placed on the second fan blade, then the second adjusting screw rod is rotated, the second fixing clamp rotates around the sliding block and abuts against the ice skate blade, and therefore the ice skate blade is fixed; and the use effect is prevented from being affected by excessive damage of bending and radian of the ice skate blade in the sharpening maintenance process.

The invention provides a building speed-sliding integrated auxiliary escape evacuation system which comprises a supporting and fixing assembly which is arranged in an elevator shaft and is arranged in a through-height mode in the height direction of a building, and the supporting and fixing assembly is connected with the side face of a stair flight; the guardrails are connected to the supporting and fixing assemblies, and the guardrails are arranged in an elevator shaft and are arranged in the ascending and descending directions of the stair flights; the slideways are close to the guardrails and are configured to be continuously arranged in the up-down direction of the stair flight; the handrails are connected to the guardrails and located above the slideways, and the handrails are configured to be continuously arranged in the ascending and descending directions of the stair flight. The system has super-large evacuation capacity, can be used on all floors at the same time, and is low in cost; the system is a purely structured system and operates only by depending on the self-weight of evacuees in combination with the sliding principle generated by the inclination angle of the slide, so that the reliability and the stability of the function are ensured.

This invention provides a mechanical music box, comprising a top rotating platform, a display platform, a ski jump simulator, a short track speed skating simulation platform, and a power input structure arranged coaxially in sequence. The music box mechanism is located on the underside of the short track speed skating simulation platform. The top rotating platform includes a top knob 101 and blades 201, with the top knob 101 capable of unfolding or closing the blades 201. The display platform includes a telescopic platform 304, which can move under the influence of the top knob 101. The power input structure can rotate the top rotating platform, the display platform, the ski jump simulator, and the short track speed skating simulation platform. This invention optimizes the mechanical structure, and the unfoldable and rotatable top rotating platform and display platform increase the overall playability of the music box. The rotatable and movable ski jump simulator and short track speed skating simulation platform enhance the overall mobility of the invention.

The utility model relates to the technical field of double-sliding sports equipment, and particularly discloses a special training table for a speed-sliding curve, which comprises a frame body, a power system is arranged on the surface of the frame body and comprises a worm and gear speed reducing motor, a rolling table is mounted on one side of the frame body, and the rolling table is mounted on the other side of the frame body. A power carrier roller is installed at the end, close to the frame body, of the rolling table, a front carrier roller is installed at the end, away from the power carrier roller, of the rolling table, the power carrier roller and the front carrier roller are sleeved with the same conveying belt, the worm and gear speed reducing motor is used for driving the power carrier roller, and a traction stand column is arranged in the middle of the surface of the frame body. The worm and gear speed reducing motor is used as power, the larger the speed ratio of the worm and gear speed reducing motor is, the larger the anti-phase resistance is, even if an athlete exerts excessive force on the rolling table, the mechanical running speed of the rolling table cannot be changed, and the inertial acceleration phenomenon cannot be generated.

The utility model relates to the field of short-track speed skating protectors, in particular to a short-track speed skating helmet. The helmet comprises a helmet body and a transparent mask, a plurality of magnets are embedded in the front end of the helmet body, and clamping grooves are formed in the left side and the right side of the helmet body; a plurality of magnetic attraction pieces are arranged on the transparent mask, and clamping pieces are arranged on the left side and the right side of the transparent mask; the transparent mask is clamped into the clamping groove through the clamping piece and is magnetically connected with the magnet through the magnetic attraction piece so as to be fixedly connected to the helmet body. According to the helmet, clamping groove connection is additionally arranged on the basis of magnetic attraction connection, the clamping groove connection positions are only arranged on the left side and the right side of the helmet body and the left side and the right side of the face mask, it is guaranteed that the face mask and the helmet are convenient to disassemble and assemble, meanwhile, the connection stability of the face mask and the helmet is improved, and the face mask is not prone to falling off.

1. The name of the design product: wheel hub (2). 2. The use of the design product: the design product is a wheel hub for a speed skating wheel of a roller skate. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. Name of this design product: Speed ​​skating shoe shell (integrated injection molding). 2. Purpose of this design product: used to make the shoe shell of ice skates and speed skating shoes. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model discloses an eccentric cotter pin which comprises a pin disc, a positioning block is arranged on the left side face of the pin disc in a protruding mode, and a connecting piece is horizontally connected to the center of the positioning block. The distances from the central point of the connecting piece to the upper end edge and the lower end edge of the positioning block are the same, so that the height of the central point of the connecting piece is not changed when the positioning block is overturned up and down by 180 degrees; a cylindrical shaft used for penetrating through a pulley is connected outside the connecting piece in a wrapping mode, the upper end edge of the positioning block is equal to the top of the outer surface of the cylindrical shaft in height, and a height difference is reserved between the bottom of the outer surface of the cylindrical shaft and the lower end edge of the positioning block. The tool rest has the advantages of being low in cost, simple in structure, capable of achieving a speed sliding mode and a speed pile mode on one tool rest and the like.

The invention discloses a speed skating competition site mark block placing device, and relates to the technical field of sports equipment. Comprising an assembling shell which is of a cylindrical hollow shell structure, and the axis of the assembling shell of the cylindrical hollow shell structure is horizontally arranged; the rolling body is of a cylindrical structure and is coaxially arranged in the assembly shell, the rolling body coaxially rotates relative to the assembly shell, an avoiding opening is formed in the bottom end of the assembly shell and used for enabling the bottom end of the rolling body to roll on the ice surface of the site, and a placing groove for containing a mark block is formed in the circumferential surface of the rolling body; the mark block conveying mechanism is arranged on the assembling shell and used for pushing mark blocks to the inner side of the assembling shell; and when the placing groove rotates to the position of the mark block conveying mechanism along with rolling of the rolling body, the mark block conveying mechanism pushes the mark block into the placing groove so as to carry the mark block to synchronously rotate in the subsequent rotating process of the placing groove.

The invention relates to the technical field of intelligent clothing, and particularly discloses a modular temperature control clothing system based on a graphene nanotechnology. The innovation points comprise: 1) a composite electrode structure: a graphene / carbon nanotube heterojunction electrode is adopted to realize resistance stability (the volatility is less than 5%) in an environment of-30 DEG C; 2) a partition temperature control module: dividing the clothes into 16 independent temperature control units based on a human body thermodynamic diagram, wherein each unit is integrated with a micro thermopile sensor and a PID fuzzy control chip; 3) an energy management system: the energy consumption is reduced by 42% compared with the traditional scheme through cooperative power supply of the flexible photovoltaic fabric and the magnetic type lithium battery pack; and 4) modularized quick-release interface: adopting a magnetic control conductive braid technology to realize 10-second quick replacement of the heating unit. According to actual measurement of a comprehensive sports event speed team such as a winter ice and snow project, the body surface temperature uniformity in the extremely cold environment is improved by 90%, and the system weight is reduced by 35%. The technology is a key conversion project of the Diye-Beijing Institute of Industry of the College of Fitting, and has been applied to winter ice and snow project type comprehensive sports event equipment and civil outdoor product lines.

1. The name of the design product: wheel hub (1). 2. The use of the design product: the design product is a wheel hub for a speed skating wheel of a roller skate. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

A curve surface hyperbolic member for a UHPC (Ultra High Performance Concrete) speed skating stadium relates to the technical field of building materials and sports facilities, two side surfaces of a UHPC hyperbolic plate are curved surfaces, the bending directions of the curved surfaces on two sides of the UHPC hyperbolic plate are the same, the lower part of the UHPC hyperbolic plate is fixedly provided with a lower part support beam, one end of the UHPC hyperbolic plate is fixedly provided with an end part positioning block, and the other end of the UHPC hyperbolic plate is fixedly provided with an upper part support beam. One end of the UHPC hyperboloid plate is provided with a positioning groove, the other end of the UHPC hyperboloid plate is provided with an end positioning groove, the lower supporting beam is in an inverted T shape, anchoring holes are symmetrically formed in the two sides of the lower supporting beam, anchoring mechanisms are fixedly arranged in the anchoring holes, the UHPC hyperboloid plate and the lower supporting beam are of an integrated structure, and a reinforcing rib net is embedded in the UHPC hyperboloid plate and the lower supporting beam. The strength and durability of the component are improved, the curvature of the curve surface of the speed skating stadium is accurately matched, and a stable and safe skating surface is provided for athletes. Meanwhile, through modular design and an optimized anchoring mechanism, the construction process is simplified, the construction efficiency is improved, and the construction cost is reduced.

The invention relates to the technical field of functional textile composite materials and surface engineering, and discloses a preparation process of a multifunctional composite material of a drag-reducing coating of a speed-skating suit, and the process adopts a photosensitive resin system comprising a dynamic ester exchange matrix, a surface fluorine-rich monomer, a basic catalyst and a light-latent acid generator. The technological process comprises the following steps: after coating, standing to induce surface enrichment of fluorine-containing components; initiating surface polymerization by utilizing first wave band illumination, activating a photo-latent acid in-situ neutralization catalyst, and closing surface dynamic bond activity to form a low-friction hard layer; and then initiating body curing by utilizing second wave band illumination, and retaining internal dynamic bond activity so as to maintain low-temperature toughness. A chemical gradient structure with hard outside and tough inside is constructed through a single-pot method and an orthogonal step-by-step curing process, the problems that a traditional coating is prone to cracking and interlayer stripping at low temperature are effectively solved, and excellent coating adhesive force and low-temperature crack resistance are guaranteed while the surface friction coefficient is remarkably reduced.

A short-track speed skating skate blade belongs to the technical field of skating. The ice skate comprises a skate body, an ice skate blade, an ice skate blade adjusting seat and a fixing bolt, wherein the ice skate blade is arranged at the bottom of the skate body through the ice skate blade adjusting seat; the ice skate blade adjusting seat is provided with an adjusting groove, and the fixing bolt penetrates through the adjusting groove to install the ice skate blade adjusting seat at the bottom of the shoe body. The utility model aims at providing an ice skate blade integrating functions of high-precision adjustment, dynamic adaptive support and modular maintenance, the transverse position of the ice skate blade can be adjusted by the ice skate blade adjusting seat, and an athlete can quickly align the best sliding track according to the ice surface state (hardness and temperature) or curve technical requirements. The adjusting efficiency is improved.

1. Name of the product in this design: Speed ​​Skates (Lianzhi-1 Adult Retro Ice Skates). 2. Purpose of this design: for use in speed skating shoes. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The present invention provides a safety speed skating skate blade based on tip ice shoveling and drag reduction, which relates to the technical field of ice and snow sports equipment. The safety speed skating skate blade based on tip ice shoveling and drag reduction includes a skate blade bracket. A support structure is fixedly connected to the middle of the right end of the skate blade bracket. A clamping structure is fixedly connected to the top of the inner side wall of the skate blade bracket. A cleaning structure that is opposite left and right is arranged in the middle of the lower end of the clamping structure; the clamping structure includes a chuck, a first fixing block, a first clamping block, a sliding rod, a first rotating rod, a spring, a second clamping block, a gasket, a second rotating rod and a first fixing rod. By the rotation of the rotating disc, the first limiting block will be driven to successfully engage with the second rack, so as to reduce the sliding speed of the second rack. Subsequently, the stabilizing plate located at the lower end of the second rack will be fixed on the ice surface, which can provide auxiliary support when the person stops moving, and can also provide auxiliary support when the person is practicing for the first time.

A length-adjustable speed skating ice skate comprises a skate body, a supporting mechanism, an adjusting mechanism, an ice skate frame and ice skates, the supporting mechanism is fixed to the bottom of the skate body and fixed to the ice skate frame, the two ice skates are movably arranged below the ice skate frame, guide rods are arranged at the opposite ends of the two ice skates, and the adjusting mechanism is fixed to the adjusting mechanism. Connecting holes are formed in the opposite ends of the two ice skate blades respectively, the interior of the ice skate blade frame is of a hollow structure, a plurality of fastening round holes are formed in the ice skate blade frame, an adjusting mechanism is further arranged at the hollow position in the middle of the ice skate blade frame, and the adjusting mechanism makes contact with the ends of the two ice skate blades. The adjusting mechanism can finely adjust the length of the ice skate blade, a user can conveniently select the ice skate blade length suitable for the user, the ice skate blade can be fixed to the ice skate blade frame through bolts after setting, the special-shaped plate is fixedly connected with the elastic base, a gap is formed between the special-shaped plate and the elastic base, traditional rigid connection is replaced, and the ice skate blade is convenient to adjust. The service life of the product is prolonged, and the comfort level of a user is improved.

The utility model belongs to the field of accessories of speed skating ice skates, and particularly relates to a shock-absorbing pier for a speed skating ice skate, which comprises a shock-absorbing pier, a buffer piece, a mounting part, a positioning column and a buffer table. In daily training and professional competition processes, athletes can keep high-frequency, high-strength and large-amplitude ice pedaling actions for a long time; according to the speed skating ice skate blade heel damping pier, the positioning columns are arranged to be matched with the buffer grooves of the shoe supports on the ice skate blade in shape, the buffer grooves of the shoe supports can be kept to be smoothly matched with the positioning columns, and shaking cannot happen in the movement process; the contact area between the ring-shaped buffer pad and the shoe support is increased, the friction area is increased, the damping and buffering effects are improved, the shoe support is prevented from shaking, the shape of the damping pier makes full contact with the buffer piece, and the overall stability is kept. The speed skating ice skate is wide in application range, suitable for being installed on various speed skating ice skates and convenient to install and replace.

The invention discloses an instant cooling shape control method and device for laser welding of a speed skating ice skate blade, and relates to the technical field of welding. The main body is placed on the workbench; a mixing cavity is formed in the main body; the mixing cavity is communicated with a liquid nitrogen input port and a nitrogen input port; liquid nitrogen and nitrogen are input through the liquid nitrogen input port and the nitrogen input port respectively and flow back along the mixing cavity to be fully mixed so as to form a gas cold source to be sprayed out; the clamping structure is fixedly connected to the main body and clamps the welding laser; an adjusting block is formed on the clamping structure; the distance between the welding area and the gas cold source is adjusted by moving the adjusting block towards the direction of the main body or moving reversely; the adjusting mechanism is connected to the main body and partially slides along the opening of the mixing cavity to increase or decrease the ejection quantity of the gas cold source; by means of the device and method, welding deformation is restrained and eliminated, cooling is sufficient, material waste is avoided, the device is easy to maintain, convenient to disassemble and high in welding efficiency, and the manufacturing quality and efficiency of ice skate blade products are improved by being matched with a welding laser.