238 results about "Sit-up" patented technology

A lightweight, portable sitting support for infants that provides back and side support for infants that can hold their heads up well and sit up for some amount of time unassisted but that do not yet have the skills to remain in a seated position without back and side support which is structurally sturdy and does not rely for stability on its own mass and weight or on the mass and weight or balance of the individual using it and which also has other applications during the child's infancy and as the child grows including as a lightweight, portable sleeping mat, chair and lounge chair. The base of the invention is a substantially rectangular-shaped, thinly padded base made of strong fabric such as nylon. Extending from the base are four cushions and four flaps with buckles. Two parallelepiped substantially rectangular-shaped cushions of the same width as the base extend horizontally over the base beginning at one of the base's horizontal edges and cover approximately two-thirds of the surface area of the base. At the opposite horizontal edge of the base, two parallelepiped substantially square cushions extend vertically at approximately right angles to the base. The seat of the invention is formed by the uncovered portion of the base lying between the two vertical cushions. Two flaps with buckles extend from the opposing longitudinal sides of the seat portion of the base. Two additional flaps with buckles extend from the opposing longitudinal sides of the base behind the lower of the two substantially rectangular-shaped cushions extending horizontally over the base. The invention also includes two parallelepiped unattached cushions of the same width and length as the seat. By buckling or unbuckling the flaps, changing the position of the invention, and / or placing the unattached cushion(s) in the seat, the invention variously forms the infant sitting support, infant and child sleeping mat, and child chair and lounge chair described.

An exercise device has two identical, parallel, solid, metal bars connected by an adjustable resistance hydraulic cylinder. The hydraulic cylinder is attached to the lower metal bar while the piston is connected to the upper metal bar. Oversized, cushioned grips are attached to both the upper and lower metal bars for comfort and increased gripping ability. A multi-staged resistance adjustment device is located on the upper end of the hydraulic cylinder. The oil or air filled hydraulic cylinder provides resistance in both the push and pull motions. Various body positions are facilitated to target specific muscle groups. Exercises include abdominal crunches, bicep curls, triceps presses, chest flies, upright rows and leg squats.

A dumbbell incorporates an eccentric handhold portion of a bar to elevate the handhold portion to an elevated position. Elevating the handhold farther from the ground increases the effectiveness of push-ups and push-up rows by increasing the range of motion over conventional dumbbells. When the dumbbell is placed on the floor, the elevated handhold allows a user to more comfortably put their feet between the floor and the handhold, allowing the dumbbell to function as a foothold for sit-ups. Additionally, the dumbbell retains the functionality and usability of a conventional dumbbell, and may be used for a variety of other exercises, including, but not limited to, curls, dumbbell presses, and shoulder presses.

The invention relates to a non-contact physical fitness testing system and testing method based on a depth image. The system is formed by a physical fitness testing control module, a sit-up testing module, a push-up testing module, a voice recognition module, and a test feedback module. The depth image is obtained through using a Kinect somatosensory interactive device, a finite state machine framework is used to count the motion of a tested human body, a voice recognition algorithm is used to automatically start or end a physical fitness test, and a related test result is fed to a user at the same time. According to the system and the method, the capture and recognition of the depth image are fused, the limb information of the user is obtained under the premise that the limb of the user does not carry any apparatus, and the precise exercise test counting is carried out. In addition, the system can record automatically according to the matching of a user voice signal, other human intervention is not needed in a detection process, at the same time the related test result can be fed to the user according to detection data, the user can achieve the maximum physical potential of the user, the exercise efficiency and effect are improved, and a self monitoring platform is provided for non-professional sports players.

The invention discloses a multifunctional sit-up dumbbell stool, which is simple in structure, original in design, high in use comfort and quite convenient in packaging, transportation and storage; the multifunctional sit-up dumbbell stool comprises a sit-up plate frame, ankle hooking devices and foot base frames which are arranged at two ends of the sit-up plate frame in a bendable mode, wherein sit-up lying plates are arranged on the various foot base frames; each ankle hooking device is detachably arranged at the free end of the corresponding foot base frame away from the sit-up plate frame; a lifting lying plate and a twisting seat plate are sequentially arranged on the sit-up plate frame; a lifting device by which the lifting lying plate can lift up and down is arranged between the lifting lying plate and the sit-up plate frame; the twisting seat plate is arranged on the sit-up plate frame in a mode of sliding left and right by virtue of a seamless sliding device; U-shaped hinge buckles are respectively welded at two ends of the sit-up plate frame; the seamless sliding device comprises an inverted U-shaped sliding buckle; the twisting seat plate is arranged above the U-shaped sliding buckle; rectangular locking grooves and regulating locking holes are formed in the sit-up plate frame at intervals; and the inverted U-shaped sliding buckle is locked and arranged between the rectangular locking grooves and the regulating locking holes by virtue of bolts and nuts.

The invention relates to an exercising chair, and particularly relates to an abdomen exercising chair. The abdomen exercising chair can exercise the abdomen, exercise the legs and massage the abdomen.The abdomen exercising chair comprises a base frame, a sitting plate, a sit-up mechanism and a leg lifting exercising mechanism, wherein the two sides of the base frame are connected with supportingframes; the other side of the base frame is connected with the sitting plate; the sit-up mechanism is installed on one side of the sitting plate; and the leg lifting exercising mechanism is installedon the other side of the sitting plate. A user can swing upwards through waist strength through the sit-up mechanism, and therefore the abdomen exercising effect can be achieved; the user can lift upwards through leg strength through the leg lifting exercising mechanism, and therefore the leg exercising effect can be achieved; and the abdomen can be massaged through an abdomen relaxing mechanism,so that the muscle of the abdomen is relaxed, and then the effects of exercising the abdomen, exercising the legs and massaging the abdomen are achieved.

An exercise method and device for providing resistance to a user in the performance of an abdominal crunch exercise while the user is lying supine. The method includes the placement of resistance in the path of the exercise movement with the upper arms and upper legs simultaneously pressing toward one another against the resistance resulting in flexion of the torso and stress upon the abdominal muscles. The device comprises a resilient and compressible object or pad of material having a first substantially planar surface for placement upon the abdomen of the user, a second surface extending at an obtuse angle to the first surface and sized and shaped to engage the upper thighs of the user while performing said crunch exercise, and a third surface extending at an obtuse angle to the first surface and sized and shaped to contact the arms of the user while performing a crunch exercise.

The invention relates to the technical field of sanitary equipment, in particular to a novel closestool convenient for old people and pregnant women to sit up, which comprises a closestool body and abase arranged at the bottom of the closestool body, an auxiliary sitting-up mechanism is arranged on the side surface of the closestool body, and the upper end of the auxiliary sitting-up mechanism isconnected with a support seat ring; the supporting seat ring is arranged on the closestool body, the lifting pedal mechanism is arranged at the front end of the closestool body, the auxiliary standing and sitting mechanism and the lifting pedal mechanism are both connected with the control assembly, the control assembly is arranged in the base, the handrail is connected to the upper end of the auxiliary standing and sitting mechanism, and the controller is arranged on the handrail. And the controller is connected with the control assembly. The problems that in the prior art, old people, pregnant women and other groups sit up inconveniently when using a seat type closestool and defecation is not smooth due to the fact that the seat type closestool is used are solved, and use is convenient.

The invention discloses combined multipurpose sports equipment comprising a vertical plate, a seat plate, a base and barbells; a vertical plate is vertically mounted at one end of the top end of the base; a display screen is mounted in the middle of one side of the vertical plate; a waist twisting disc is mounted at the top end of the base on the back of the vertical plate through a rotating bearing; a second supporting stand column and a first supporting stand column are vertically arranged at the top end of the base on the side, away from a pushing handle, of the vertical plate, a seat plateis horizontally arranged at the top ends of the second supporting stand column and the first supporting stand column, an infrared sensor is arranged in the seat plate, and a backup plate is hinged tothe end, away from a pedal plate, of the seat plate. By arrangement of a massage disc, massage balls and a driving motor, when an exerciser feels tired, a sit-up mechanism can be used as a rest tool,the massage disc is driven by the driving motor to rotate, and the purpose of massaging the head of the exerciser is achieved through rolling of the two sets of massage balls with different sizes inthe massage disc.

This machine as a multi-purpose unit can be used at any time as a bed or couch, and at the same time you can right away exercise a handstand, sit-up, and knee folding-spreading with this machine. This machine comprises of air compressor (500); air filter (510); solenoid valves (520, 530, 540, 550); air cylinders (200, 400, 600, 700); driving shaft (153); link devices (310); hinges (530); transporting wheels (710); switch panel (570); mat (300) inserted heating wires (370); upper frame (150) and lower frame (100). This invention combines with elements organically, and the driving shaft and / or bearing rotates forward and backward with the reciprocation of the air cylinder, and then it enable to do various exercises softly with the technical application. Therefore, this exercising machine has featured for you to exercise a handstand, sit-up, and knee folding-spreading and to use it as a bed or couch equipped with heating function.

An abdominal exercise device includes a frame, and upper and lower force receiving members movably mounted on respective portions of the frame and constrained to move in opposite directions. A person using the device is required to stabilize the device while seated on a conventional chair. A resistance device is interconnected between the frame and at least one of the force receiving members to resist movement of the members toward one another and / or to bias the members away from one another. The lower member is configured to support a person's feet, and the upper member is configured to support a person's hands and / or to engage a person's chest. The device facilitates a combination crunch and leg lift exercise that involves both a person's upper abdominal muscles and a person's lower abdominal muscles, and additional options are available to exercise a person's oblique muscles, as well.

The invention discloses a counting method and an apparatus for sit-ups and a mobile terminal. The method comprises the following steps: S100) obtaining the video images of a to-be-detected user during his making of the sit-ups; S200) detecting whether the video images contain the side face and the upper body of the user or not; and if the video images contain them, then, proceeding to the next step; and otherwise, returning to the step S100; S300) obtaining the contours of the side face and the upper body of the users in the video images and defining one monitoring line in the contours wherein the monitoring line consists of a plurality of monitoring points; S400) monitoring the traveling trajectory of the monitoring line; determining whether the to-be-detected user completes one sit-up or not; and S500) when one sit-up is detected to be completed, then adding one to the counter. According to the invention, a non-contact manner is adopted to count the sit-ups, and through the tracking of the side face by a camera, the requirement for body contact with a screen can be effectively avoided, therefore, eliminating the condition that the cell phone capable of counting sit-ups must be a screen-touch one.

The invention discloses a sit-up counting method based on human skeleton point detection. The sit-up counting method comprises the following steps: s1, acquiring a real-time video stream of a testee during sit-up; s2, storing the real-time video stream into an image at intervals, and preprocessing the stored image; s3, sending the preprocessed image into a human skeleton point detection network for human skeleton point detection; s4, judging whether the testee is in a ready state or not through the human skeleton points; and s5, judging whether a complete sit-up is completed or not according to the rear skeleton points of the human body after the human body is in the preparation state, and adding 1 to the counter when the complete sit-up is completed. According to the invention, self-service sit-up testing and counting can be realized, manual interference is not needed in the testing process, and the testing efficiency is improved.

An abdominal exercise device includes a frame, and upper and lower force receiving members movably mounted on respective portions of the frame and constrained to move in opposite directions. A person using the device is required to stabilize the device while seated on a conventional chair. A resistance device is interconnected between the frame and at least one of the force receiving members to resist movement of the members toward one another and / or to bias the members away from one another. The lower member is configured to support a person's feet, and the upper member is configured to support a person's hands and / or to engage a person's chest. The device facilitates a combination crunch and leg lift exercise that involves both a person's upper abdominal muscles and a person's lower abdominal muscles, and additional options are available to exercise a person's oblique muscles, as well.

The invention provides a training bed. The training bed comprises a headboard (600), a bed board (500), a bed frame, a connecting mechanism and a braking mechanism, wherein the headboard (600), the bed board (500) and the bed frame are connected through the connecting mechanism, the bed frame is arranged on the bottom side of the bed board (500), the headboard (600) is arranged on the two sides of the bed board (500), the bed frame comprises a main body frame (300), a bottom frame (200) and a bottom frame sliding structure (100), and the bottom frame (200) is located between the main body frame (300) and the bottom frame sliding structure (100). The object of the invention is to realize the movement of each motor on the training bed through automatic intelligent control, so as to allow a patient to lift legs, sit up and stand, so that the whole body of the patient can be exercised and stretched, and the recovery of the movement function of the patient is promoted.

The invention discloses a sit-up test counting method and system based on a Quick-OpenPose model, and the method comprises the steps: placing a camera on the side surface of a test region, and continuously photographing a test image of a testee at a certain frame rate; employing an improved Quick-OpenPose model for recognizing main parts of a human body, numbering and connecting the main parts ofthe human body, and selecting spine connecting lines and head and knee connecting lines; taking the angle between the spine connecting line and the ground as a preferred judgment condition, and when the spine connecting line cannot be recognized, selecting the length of the connecting line from the head to the knee as a standby judgment condition; setting three judgment conditions of lying up, sitting and lying down; when the three judgment conditions are all met, enabling the system to count once. Interference factors are reduced through visual recognition, equipment is simplified, and meanwhile, the invention further provides a corresponding counting system. Self-service sit-up testing and counting are achieved, the testing efficiency is high, the sit-up testing and counting device can be attached to an existing sit-up cushion, and real-time counting is achieved.

The invention relates to the technical field of sports equipment, and discloses a sit-up trainer which comprises a bottom plate, a first supporting plate is arranged in the middle of the bottom plate, a fixing shaft is arranged at an end, away from the bottom plate, of the first supporting plate, a sitting plate is arranged on one side of the fixing shaft, and the sit-up trainer further comprises a leg limiting mechanism and a back auxiliary supporting mechanism; the leg limiting mechanism comprises a first rotating shaft rotationally connected with the first supporting plate, and a side, away from the seat plate, of the first rotating shaft is rotationally connected with a rotating support; the auxiliary back supporting mechanism comprises a second rotating shaft rotationally connected with an end of the seat plate, a back plate is arranged on the side, away from the seat plate, of the second rotating shaft, a second supporting plate is arranged on the side, close to the back plate, of the bottom plate, and the middle of the second supporting plate is rotationally connected with a third rotating shaft. According to the sit-up trainer, by arranging the back auxiliary supporting mechanism, on one hand, a body of a user can be effectively protected, and on the other hand, the user can complete actions completely.

The present invention describes a specialized exercise apparatus and method for use that targets the muscles in and around the abdominal, oblique muscles and mid section of the body. The machine is comprised of a flat platform upon which an individual stands while grasping a pair of handlebars that are positioned at waist height. The handle bars are attached to the top of a vertical riser that extends downwardly and is attached to a pair of horizontal rotating pivot arms. The vertical riser is additionally comprised of a resistance mechanism that allows for compression of the vertical riser in a downward movement. The pivot arms are attached to the center of a rotating power pulley horizontally suspended by bearings below the forward area of said platform. The power pulley is connected by a belt to a resistance mechanism. An individual stands upon the apparatus, and while keeping the lower body relatively stationary, rotates the handle bars, and thus the pivot arms, from side to side up to 220 degrees of rotation. Additionally, an individual can perform abdominal crunches by bending at the waist and pushing the vertical riser downwards against the resistance of the abdominal crunch mechanism. An individual can do abdominal crunches throughout the entire rotation of the abdominal crunch mechanism about the machine, thus targeting all core muscles in the midsection.

The invention provides a sit-up test method and device, belongs to the field of sit-ups, and in particular relates to a method and device for realizing an automatic, standard and intelligent sit-up test by using a machine vision technology. According to the sit-up test method and device in the invention, rule judgement and achievement measurement of the sit-up test are carried out by utilization of a camera and machine vision; the boundedness that intelligent testing cannot be carried out through the traditional sit-up test technology is broken through; the camera and the machine vision technology are introduced into the sit-up test method and device; therefore, intellectualization of the sit-up test is realized; the sit-up test efficiency is increased; the sit-up achievement measurement precision is improved; particularly, the method and the corresponding device in the invention are in a non-contact manner; the security problem that the traditional sit-up test device or instrument needs to be electrified while working can be eliminated; and the security of a tester while performing the sit-up test can be ensured.

The invention discloses a multifunctional postpartum rectus abdominis and balance training device. The device comprises a lying plate, a stand column is fixedly connected to the lower surface of the lying plate; the bottom of the stand column is fixedly connected with a bottom plate. The upper surface of the bottom plate is fixedly connected with a motor; a first shaft is fixedly connected to thetop of an output shaft on the motor, a cylindrical cam is fixedly connected to the surface of the first shaft, a sliding block is slidably connected into the inner wall of a sliding groove in the sideface of the cylindrical cam, a connecting plate is fixedly connected to the right side of the sliding block, and a lifting rod is fixedly connected to the upper surface of the connecting plate. According to the invention, the above structures are used in cooperation; the problems that in the actual use process, due to the fact that when a traditional postpartum rectus abdominis training device isused, the complete sit-up action still needs to be trained, the training amount is large, the recovery effect is not obvious, in the training process, the auxiliary training effect on a puerpera is insufficient, it is difficult for the puerpera to quickly get on hands for training, and inconvenience is brought to use are solved.

The invention discloses a multifunctional combined instrument for physical education practice. The multifunctional combined instrument comprises a supporting frame body, and electric lifting rods arearranged at the left end and the right end of the rear side of the upper surface of the supporting frame body; a fixing block is arranged at the top end of each electric lifting rod; a supporting rodis arranged between the two fixing blocks; a semicircular notch is formed in the upper surface of each fixing block. In the multifunctional combined instrument for physical education practice, a plurality of devices and parts required by physical exercise are combined, the devices and parts can be folded, mixed or split for independent use, a backrest is placed on the supporting rod, and the angleis adjusted through the electric lifting rods; when a user sits on a cushion, the user can cooperate with a barbell to do inclined pushing movement, and slides a supporting plate forwards; when the backrest is laid flat to be clamped with a rectangular notch, the user can be matched with the barbell to do upward pushing movement, the backrest is laid flat to form a cushion capable of being horizontal with the cushion, the user can do sit-ups in cooperation with foot fixing rods and can do push-ups if the backrest is independently used, and muscles of all parts of the whole body are effectively exercised.

The invention discloses a multifunctional fitness training stool, which comprises a training stool body, and a training frame, rowing pedals, elliptical machine pedals, a rowing cushion, a Pilates back cushion and a Pilates pulley yoke which are matched with the training stool body, the training stool body comprises a bottom frame, a bicycle cushion is arranged on the bottom frame, a fixing frame,magnetic control wheels, a main belt wheel and bicycle pedals are installed at the bottom of the bottom frame, a fixed cover and a sliding cover are arranged on the bottom frame, a leg hooking frameis arranged on the bottom frame, mounting holes for mounting rowing pedals and a Pilates pulley frame are formed in the bottom frame, sliding rails used for mounting the rowing cushion, the Pilates back cushion and the elliptical machine pedal are arranged on the two sides of the bottom frame, the training frame comprises a frame body, and a rope moving arm and a transverse handrail are installedon the frame body. The training stool disclosed by the invention is matched with a training frame, so that various training actions can be performed, and free switching among different functions suchas spinning, rowing, sit-up, ordinary lifting and elliptical machine can be realized by adjusting and locking the structure and detaching and replacing components.

The invention discloses an exoskeleton appliance assisting human body support and helping people to sit up. The exoskeleton appliance comprises a waist assembly, a thigh assembly, a shank assembly anda support assembly, wherein the support assembly comprises a thigh fixing plate fixed at the rear part of the thigh assembly and a shank fixing plate fixed at the rear part of the shank assembly; a sliding strip rod is hinged to the bottom of the thigh fixing plate and glidingly arranged in a sliding rail; the sliding strip rod extends into the sliding rail from the upper end of the sliding railand slides in the sliding rail in a telescopic manner; a ground supporting rod is also fixed in the sliding rail; the upper end of the sliding rail is connected with the thigh fixing plate through a support rod; two ends of the support rod are hinged to the upper end of the sliding rail and the bottom of the thigh fixing plate correspondingly; the sliding rail is also connected with the shank fixing plate through a connecting rod; and two ends of the connecting rod are hinged to the sliding rail and the shank fixing plate correspondingly. The exoskeleton appliance is simple in structure, easyto produce and manufacture, low in cost and convenient to use.

A tiltable exercise bench featuring a pad hingeably mounted on a vertical post by a cantilevered hinge joint such that the bench can be tilted to a selected angle depending on the requirements of the user. An arcuate bar with notches on one edge has ends secured to the underside of the pad, extends downwards toward the base of the bench. The arcuate bar has notches formed along one elongated edge. A spring-loaded lever is arranged to engage a selected one of the notches whereby the bench is fixed at a selected angle of tilt. The lever can be operated from the left or right side of the bench. A series of tubular bars, affixed perpendicular to the underside of the bench support bar, provide selectable positions for telescoping onto a bar attached to the bench seat or a bar attached to a padded bar for performing situps or back extensions.

The invention relates to the technical field of fitness equipment, and discloses an exercise fitness mechanism capable of automatically storing electricity and increasing damping, wherein the exercisefitness mechanism comprises a base, the top of the base is fixedly connected with a sit-up and lie-down bracket, the right side of the base is fixedly connected with a stretching bracket and a counterweight sliding frame, and the right side of the base is rotatably connected with a transmission chain wheel set. According to the exercise fitness mechanism capable of automatically storing electricity and increasing damping, pedals drive the transmission chain wheel set to rotate, the transmission chain wheel set drives a transmission bevel gear set to rotate, the transmission bevel gear set drives a power generator to generate power, and through cooperative use of a converter, a storage battery and other mechanisms, the effects of riding power generation, energy conservation and environmental protection are achieved; leg muscles of a user are exercised through riding, meanwhile, a handle is pulled, a balancing weight is driven to move upwards through a telescopic rope, so that the effect of exercising arms is achieved, a seat is lowered, the pedals are rotated in the same direction, two feet are placed below the pedals, the handle is pulled by the two hands, sit-up is conducted, andthe waist, the legs and the arms are exercised.

The invention discloses an intelligent mobile fitness study. The study comprises a reading wall cabinet and a fitness wall cabinet, four swing-arm lifting columns, an electric foot-folded table tennis (billiards) table, a wall-mounted electric close-descending desk, a drawer-type chair, a book storage box body and a desk lighting lamp, a wall-mounted electric close-descending treadmill, a wall-mounted electric close-descending sit-up machine, a dumbbell hanging rack and a sandbag, a circuit controller, a human body sensor and a remote controller, wherein the reading wall cabinet and the fitness wall cabinet are mounted on a mounting frame, the swing-arm lifting columns are mounted in the reading wall cabinet and the fitness wall cabinet, and the electric foot-folded table tennis (billiards) table is suspended above lifting swing arms; the wall-mounted electric close-descending desk, the drawer-type chair, the book storage box body and the desk lighting lamp are mounted on the reading wall cabinet, the wall-mounted electric close-descending treadmill, the wall-mounted electric close-descending sit-up machine, and the dumbbell hanging rack are mounted on the fitness wall cabinet, and the sandbag is suspended below a sandbag swing arm. The study has the advantages that firstly, the use ratio of indoor space is effectively increased and transformation of one space with multiple utilization functions is achieved; secondly, each device for fitness and reading can automatically extend and be stored. A tatami platform can also be additionally arranged on the ball table by using the four lifting columns, so that sleeping and leisure spaces are increased.

The invention discloses a physical training device for physical education, and relates to the technical field of physical training equipment, the physical training device comprises a bottom support plate, a seat plate and a backrest, a counterweight plate is arranged at the top of the bottom support plate, and a spline hole is formed in the seat plate. According to the invention, the spline hole is formed, the connecting shaft and the seat plate can be relatively fixed through the matching of the spline shaft and the spline hole; the limiting relationship between the second moving column and the backrest is utilized; the inclination angle of the backrest can be adjusted when the second moving column is separated from the backrest; a trainee can perform sit-up training after leveling the backrest; the purpose of expanding device training projects is achieved; by means of the balance weight plates, connecting pins can be inserted into different connecting holes, the lifting columns carrydifferent numbers of balance weight plates, a trainee can adjust the number of the balance weight plates without leaving the seat plate, and the purposes that the trainee can conveniently adjust thetraining intensity and the sitting posture balance of the trainee is guaranteed are achieved.

A multi-purpose dynamic exercise bench, for performing a training program of hanging sit-ups in an exercise session, comprising: an “H”-shaped base configured to provide a stable support for the bench; an inclinable bench table having a first and second end, the bench table covered with a bench mat upon which a user lies on his back with his head oriented towards the second end and feet secured at the first end during an exercise session; a bearing support fixed upon the base, the bearing support having a table rotational bearing, the bench table positioned above and fixed to the rotational bearing near the bench table second end; an inclination piston connected to the bench table and to the base, the inclination piston operated to provide inclination of the bench table about the rotational bearing; and an interface control attached to the bench table serving to control functionality of the bench.

The invention relates to the fitness field of fitness equipment, in particular to a multifunctional fitness board. The multifunctional fitness board comprises a flat plate, a sliding plate A and a sliding plate B, wherein the flat plate is provided with a first sliding rail and a second sliding rail which are parallel; and a first sliding part and a second sliding part are respectively arranged attwo ends of the sliding plate A and the sliding plate B. The multifunctional fitness board further comprises a holding handle, which is provided with a connecting part. The flat plate is provided with a matching part matched with the connecting part, and the holding handle and the flat plate are detachably connected through matching of the connecting part and the matching part. The multifunctional fitness board has multiple functions of push-up, sit-up, ventrolateral exercise, knee-bend exercise, back exercise, leg exercise, arm strength exercise, leg stretching and the like, has a simple structure, is convenient and practical, and has a wide application range; and the flat plate is foldable, and armrests are detachable, so that packaging and transportation space is saved.