237 results about "Rowing" patented technology

The invention provides a joint point detection dynamic model algorithm for racing boat movement, and relates to the technical field of computer vision and movement posture detection, and the algorithm selects a YoloBoat model to carry out preprocessing on racing boat movement image data, and comprises normalized and diversified data enhancement operations. A backbone network of the model adopts CSPDarknet53 to extract features, a feature fusion layer adopts PANet to optimize the features, and an output layer generates a detection result. The key point track is smoothed through spline interpolation, and optimization and improvement such as confidence coefficient filtering are carried out. A data set is constructed by using about 1000 own pictures, key points are manually marked, and the data set is divided into a training set, a test set and a verification set in proportion. In training, an adaptive learning rate and a plurality of data enhancement methods are adopted. And through comparison with OpenPose and other models, the performance of the model is evaluated through multiple indexes. The method is high in detection precision, high in reasoning speed and high in robustness in close-range and long-range scenes, and can cope with various complex scenes. Accurate and real-time joint point detection data are provided for boat racing training and competition.

The present teaching relates to system configurations enabling synchronization of rowers in rowing. The system includes a central unit for controlling the synchronization, sensors for detecting timings and stroke mechanics of different stroke events to be synchronized across the rowers, and rower units for delivering synchronization timings and statuses to the rowers to enable the synchronization. The central unit generates a synchronization instruction with specified timings for different stroke events in each stroke cycle, which is delivered to the rowers via rower units. Sensors are deployed to monitor actual timings of stroke events which are compared with the instructed timings to determine the synchronization status.

The application discloses a body-building rowing machine, which comprises a handle, a transmission mechanism, a water ball, a base, a support frame, a hinged frame, a display mechanism and a seat, the handle is connected with the transmission mechanism, the handle comprises a connecting rod and handles connected at two ends of the connecting rod, a first electrode is inserted into the handle, an end of the first electrode is electrically connected with a PCB, the PCB is arranged in the connecting rod, a battery compartment is arranged in the handle, a battery is arranged in the battery compartment, and the battery supplies power to the PCB, a plurality of color lamp beads are arranged in the water ball, and the PCB controls the light-emitting color of the lamp beads according to a wireless signal emitted by the electric signal of the first electrode. Compared with the prior art, the body-building rowing machine has the beneficial effects that the electric signal on the surface of the hand skin is transmitted to the PCB through the first electrode, the heart rate is calculated by the PCB, the heart rate is transmitted through a wireless signal and displayed in the display mechanism, meanwhile, the light-emitting color of the lamp beads in the water ball is controlled according to the heart rate, and the health condition of the user is prompted.

Sliding seat rowing boats

This application discloses a method, device, storage medium, and program product for rowing motion recognition based on an adaptive multi-scale peak algorithm, belonging to the field of computer technology. The method includes: periodically acquiring first acceleration data in a target direction; for each acquired first acceleration data point, performing peak and trough detection on the first acceleration data set within a preset time window to obtain a peak position set and a trough position set; and performing rowing motion recognition based on the peak and trough position sets to obtain one or more rowing motion information. This application uses only the first acceleration data in the target direction, avoiding interference from acceleration data in other directions, thus improving the accuracy of peak and trough detection. Furthermore, both the peak and trough position sets can reflect the rowing motion pattern; using bidirectional temporal constraints to recognize rowing motions improves the accuracy of rowing motion recognition, thereby improving the accuracy of rowing motion counting.

Sliding seat rowing boats

1. The name of the design product: rowing trainer (CXN3004). 2. The use of the design product: the design product is mainly used for fitness equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

Rowing drive for a tricycle, other body-powered vehicle or training device, characterized by the following features: - the longitudinal tube (L), which forms the front part of the chassis, branches out at the rear end into two steeply sloping tubes (Y), which transition into parallel, horizontally positioned tubes (H) that support the two rear wheels - The longitudinal tube (L) is surrounded by a slightly wider outer tube (O), which either ends behind the drive linkage or just before the end of that longitudinal tube (L) and in this variant also supports the driver's seat there. - said drive linkage, which hangs in the middle between the driver's seat and the front wheel with a solid axle (E) on the outer tube (0), consists of four parallelogram-shaped rods (a, b, c, d), of which the two longer ones (a, b) either extend upwards, as arm rod (a), or downwards, as leg rod (b), from the parallelogram and carry the handlebar (g) or the pedal rod (p) at their free end. - the two shorter parallel crossbars (c, d) connect the arm and leg bars (a, b) with four joints (A, B, C, D) and, when pulled or pushed, rotate with the handle and / or pedal bar (g, p) so that they pull the arm bar (a) downwards and the leg bar (b) upwards as both approach their mean path position and thereby straighten from the inclined position to the vertical; and because both movements continuously compensate for each other, they result in straight horizontal paths for the handle and pedal bar (g, p) - The axis (E) around which the lower crossbar (d) rotates divides it into unequal sections, which is why the arm rod (a) connected to the longer section has a larger oscillation amplitude than the leg rod (b) - above the axis (E) on the outer tube (O) stands a vertical rail (T) on which the joint (C) transformed into a slide (tsl) between the tip of the leg rod (b) and the upper crossbar (c) rises and falls during the drive movement - a device which first strictly determines the paths of the handle and pedal rod (g, p).

The invention relates to the technical field of fitness equipment, in particular to a wind resistance rowing machine which comprises a wind resistance device, an operating component, a connecting component and a pull-back assembly, the wind resistance device comprises a fan shell and a fan in one-way transmission fit with the connecting component, and an air inlet assembly of the fan shell comprises a fixed cover and an adjusting cover; a flat-bottom circular groove and an Archimedes spiral air guide groove are formed in the fixed cover, the adjusting cover is provided with a circular convex ring, a flow gathering groove and an Archimedes spiral air inlet groove which penetrates through and is communicated with the groove bottom of the flow gathering groove and the circular convex ring, and the Archimedes spiral air inlet groove and the Archimedes spiral air guide groove are attached to each other and are coaxially arranged; the adjusting cover, the fixed cover, the Archimedes spiral air guide groove and the Archimedes spiral air inlet groove are coaxially arranged, and the adjusting cover is in running fit with the fixed cover. The Archimedes spiral air guide groove and the Archimedes spiral air inlet groove are adopted, so that energy loss and noise can be remarkably reduced, the flow gathering groove is formed in the front end face of the adjusting cover, and air resistance is effectively improved.

The utility model provides a centering device for a copper bus bar stacking machine. The centering device comprises a rack, a driving cylinder, two rotating wheels, two crank arms and two supporting plates, the fixed ends of the two crank arms are hinged to the rear end of the rack, the movable ends of the two crank arms are connected with the supporting shaft, and the two rotating wheels are rotationally connected to the top end of the supporting shaft in a sleeving mode. The driving air cylinder is arranged at the front end of the rack, the telescopic end of the driving air cylinder faces the rear end of the rack, the rear ends of the two supporting plates are hinged to the telescopic end of the driving air cylinder, and the front ends of the two supporting plates are hinged to the middles of the two crank arms respectively; and the rotating wheels on the two crank arms can be driven to be close to or far away from each other through stretching of the driving cylinder. The centering device can stably and reliably achieve centering adjustment in the copper bus bar stacking and conveying process, a bar stacking machine can grab copper bus products conveniently, and the bar stacking efficiency of the copper bus products is guaranteed.

1. The name of the design product: Seated rowing trainer (FWHM 004). 2. The use of the design product: For body building exercise. 3. The design points of the design product: In shape. 4. The picture or photo that best shows the design points: Perspective view.

The utility model relates to a magnetic control resistance rowing machine which comprises a support, the support is provided with a resistance device, the resistance device comprises a shaft center and is rotatably connected with the support through a bearing, the outer side of the shaft center is provided with a small wheel through a bearing, the side face of the support is provided with a large wheel through a rotating shaft and a bearing, and the large wheel is connected with the small wheel through a conveying belt. A spring structure and a pull rope fixing wheel are arranged on the outer side of the rotating shaft, a flywheel is arranged at the end of the shaft center, an aluminum ring is arranged on the edge of the flywheel, a corresponding magnetic control assembly is arranged on the outer side of the aluminum ring, the flywheel can provide certain resistance, so that rotation of the pull rope fixing wheel is affected, meanwhile, in the rotating process of the flywheel, the rotational inertia is large, and the rotating speed is high. And by means of the flywheel, the pull rope fixing wheel can be more stable in the rotating process, and therefore the rowing machine is more stable in the using process.

The invention relates to the field of ships and boats, and provides river channel cleaning dual-drive equipment with a rescue function and a manufacturing system thereof.The river channel cleaning dual-drive equipment comprises a ship body and an engine, the engine is fixedly connected to the ship body, a drive shaft is rotationally connected into the engine, a first bevel gear is fixedly connected to the drive shaft, a worm is rotationally connected to the engine, and a second bevel gear is fixedly connected to the worm; the second bevel gear is meshed with the first bevel gear, the worm extends out of the engine, a garbage salvage mechanism and a rescue mechanism are connected to the ship body, and the garbage salvage mechanism is in linkage with the worm. Through driving of the engine, the garbage salvage mechanism can be driven to salvage river garbage, manual salvage and rowing are not needed, and the cleaning efficiency and the cleaning difficulty are reduced.

The utility model relates to the field of fitness devices, in particular to a multifunctional folding treadmill which comprises a base and a handrail mechanism rotatably arranged on the base. The handrail mechanism has a folded state and an unfolded state and comprises a supporting assembly and a rowing assembly, the supporting assembly comprises a supporting frame and a stand column, and the stand column is slidably arranged on the supporting frame in the length direction of the stand column. The rowing assembly comprises a sliding seat, a pull handle and a rebounding component, the sliding seat is slidably arranged on the stand column in the length direction of the stand column, and when the handrail mechanism rotates to the folded state, the sliding seat is located on the side, away from the base, of the stand column. According to the foldable treadmill, the first supporting structure is rotatably arranged on the base, the stand column is in sliding connection with the first supporting structure, the second supporting structure is rotatably arranged on the stand column, the foldable base is matched, the treadmill can be folded and stored when not used, and the occupied family space can be effectively reduced.

The utility model relates to a kind of stable effect good sub-drive rowing trainer, including frame body, the top of frame body is provided with seat, the bottom of seat is inserted with fixed rod, the fixed rod is fixedly connected with seat, the opposite ends of fixed rod are rotatably connected with moving plate, two the moving plate is symmetrically distributed, the side fixedly connected with placing leg of moving plate, the seat.This stable effect good sub-drive rowing trainer, by design adjusting mechanism, the angle of footrest can be adjusted, solve the footrest on the existing sub-drive rowing trainer, most are not adjustable angle, only applicable to part of population, when facing different body size users, angle cannot be adjusted, this can lead to different body size users when exercising, leg cannot be done comfortable support, can lead to the effect of exercise is not ideal, the use experience of user is poor etc.

1. The name of the product of this design: handicraft (solar frog rowing boat). 2. The purpose of this design product: for viewing and display. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The present disclosure is directed to a watercraft including: a hull; a first seat located on the hull, where the first seat is formed into the hull and is configured for operation of the watercraft in a kayaking manner of propulsion; and a second seat located on the hull, where the second seat is attached to the hull, where the second seat is configured for operation of the watercraft in a rowing manner of propulsion.

The invention belongs to the technical field of training equipment, and particularly relates to an adjustable high-position sitting posture rowing trainer which comprises a rack, a telescopic cylinder, an annular weight stack, a transmission mechanism and a lifting pedal. A sitting posture or a standing posture is selected for rowing training according to the personal condition of a user, and the use experience is improved; the right foot steps on the lifting pedal downwards to enable the telescopic cylinder to stretch out by a certain distance, and the end of the telescopic cylinder abuts against the ineffective annular weight stack inner hole on the outermost side to increase the load, and the left foot steps on the lifting pedal downwards to enable the telescopic cylinder to retract by a certain distance, so that the end of the telescopic cylinder is separated from the effective annular weight stack inner hole on the outermost side to reduce the load. A user can increase or reduce the load without leaving from the cushion, so that the convenience of the rowing trainer is improved; when a user performs maximum load training, the load can be increased or reduced without leaving from the cushion in a group of training, so that the training interruption time is greatly shortened, and the training effect is improved.

This imaging method comprises a step for fixing a camera mounting jig that supports a camera to a fitting provided on a boat rowed by a rower and through which an oar used for rowing is inserted, and capturing an image of the rower and the oar with the camera supported by the camera mounting jig fixed to the fitting.

1. The name of the design product: sitting rowing trainer (BSW-SPL19). 2. The use of the design product: for fitness. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

Shown and described is a hybrid roller (1) for a roller seat (20) of a rowing boat, comprising: a bearing element (3), and a roller body (4), wherein the roller body (4) surrounds the bearing element (3) at least in sections, wherein the roller body (4) has an outer section (5) and an inner section (6), wherein the outer section (5) has a roller body contact surface (7) for at least partially contacting a roller rail (2) for a rowing boat, and wherein the inner section (6) surrounds and / or contacts the bearing element (3) at least in sections. In order for the hybrid roller (1) to have reduced friction and at the same time offer a certain level of seating comfort, it is proposed that the outer section (5), preferably the roller body contact surface (7), at least in sections have a higher modulus of elasticity than the inner section (6).Also described is a rolling seat (20), a rolling rail (2) and a rolling seat storage system for a rowing boat.

The two-way rowing machine according to the present invention includes: a base frame configured to contact the ground; a standing frame coupled to the upper surface of the base frame and standing vertically; a footrest portion disposed on the upper surface of the base frame and supporting the user's feet; a support unit fixed to the standing frame and the footrest portion, capable of supporting the user's body, and capable of adjusting the standing angle and height; a pair of rotating units link-coupled to the base frame and setting the support unit to be inclined downward to both sides; a pair of handle units coupled to respective ends of the pair of rotating units, the user can hold and rotate the rotating units, and can adjust the angle; and a pair of rotation stopper units coupled to the base frame, capable of adjusting the height corresponding to the height difference of different height protrusions from each other, and supporting a point of the rotating unit.

1. The name of the design product: low position rowing trainer. 2. The use of the design product: sports equipment for fitness. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view 1.

The invention discloses a VR rowing system and method based on multi-modal data processing. The system comprises a data processing and analyzing module, a brain oxygen monitoring module, a muscle oxygen monitoring module, an electroencephalogram monitoring module, a myoelectricity monitoring module, a rowing body and a VR display module. Collecting brain oxygen information, muscle oxygen information, electroencephalogram information and myoelectricity information of the user; the brain oxygen information, the muscle oxygen information, the electroencephalogram information and the myoelectricity information are processed through a data processing and analyzing module, and multi-modal fusion information is obtained; training a preset user state recognition model by using the multi-modal fusion information to obtain an optimized user state recognition model; processing the to-be-processed multi-modal fusion information by using the optimized user state recognition model to obtain a multi-modal recognition result; sending the multi-modal recognition result to a user trained on the rowing body; and a user adjusts the resistance of the paddle shaking and carries out VR scene switching through a control handle according to a multi-mode identification result.

The present teaching relates to methods for synchronizing rowers in rowing. A synchronization timing instruction is generated based on a stroke rate as a stroke cycle with multiple timings for corresponding events to occur and used to facilitate synchronization across multiple rowers on the events in each stroke cycle based on the timings in the instruction. For each of the events and a timing specified in the instruction, an actual timing for the event related to each rower is received from a sensor and used to determine a synchronization status of the rower on the event in comparison with the timing for the event as provided by the instruction. The synchronization status on each event with respect to each rower is signaled to the rower.

1. Name of the Design Product: Treadmill (Multifunctional Folding). 2. Use of the Design Product: This product is a multi-functional fitness equipment that can be placed anywhere, integrating the functions of a treadmill and a rowing machine. 3. Design Key Points of the Design Product: Lies in the overall shape of this product. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective View 1.

A sculling simulator includes a base, a slide rail to which a foot stretcher is adjustably mounted and a movable seat is mounted, a pair of wings attached on their front side to the base of the simulator, with an oar pivotally attached to each of the wings on the other side, each oar being connected by its own gearbox to its own resistance fan, allowing realistic training of the movements used in a real rowing boat.

1. The name of the design product: self-generating electromagnetic resistance high pull-up training device. 2. The use of the design product: for strength training. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.