An intelligent rehabilitation device for lower limb exercise

Abstract

The present invention discloses an intelligent rehabilitation device for lower limb exercise, including a frame body. At the front edges of the lower end surface of the frame body, two wheel frames are respectively fixedly provided. At one end of each wheel frame, a universal wheel is rotatably provided. At the rear edges of the lower end surface of the frame body, universal wheels are respectively rotatably provided. At the front edge of the upper end surface of the frame body, a front stop block is fixedly provided, and a bearing is fixedly provided inside the front stop block. At the center of the upper end surface of the frame body, a machine box is fixedly provided. At the bottom inside the machine box, a motor bracket is fixedly provided. In front of the upper end surface of the motor bracket, two front motors distributed at the left and right edges are fixedly provided. At the rear of the upper end surface of the motor bracket, two lower limb motors distributed at the left and right edges are fixedly provided. At the front part inside the machine box, a front cavity is fixedly provided. The device of the present invention has a simple structure and is convenient to use. This device can help the lower limbs of the human body to perform active or passive exercise in a working mode, exercise the lower limbs of the human body from easy to difficult, and effectively improve the efficacy of fitness or rehabilitation of the lower limbs of the human body.

Description

Technical Field

[0001] The present invention relates to the field of medical rehabilitation equipment, and particularly relates to an intelligent rehabilitation device for lower limb exercise. Background Art

[0002] The lower limbs are an essential part of the human body. Movements such as walking, running, and jumping of people all rely on the help of the lower limbs. Therefore, it is very important for people to keep the lower limbs in a healthy state. The existing lower limb exercise devices either exercise the lower limbs in a purely passive manner or in a purely active manner, and cannot achieve the exercise of the lower limbs by exerting force from easy to difficult. This device solves these problems. Summary of the Invention

[0003] The purpose of the present invention is to provide an intelligent rehabilitation device for lower limb exercise, which can overcome the above-mentioned defects of the prior art.

[0004] According to the present invention, an intelligent rehabilitation device for lower limb exercise of the device of the present invention includes a frame body. At the front edges of the lower end surface of the frame body, two wheel frames are respectively fixedly provided. At one end of each wheel frame, a universal wheel is rotatably provided. At the rear edges of the lower end surface of the frame body, universal wheels are respectively rotatably provided. At the front edge of the upper end surface of the frame body, a front stop block is fixedly provided. A bearing is fixedly provided inside the front stop block. At the center of the upper end surface of the frame body, a machine box is fixedly provided. At the bottom inside the machine box, a motor bracket is fixedly provided. At the front of the upper end surface of the motor bracket, two front motors are fixedly provided with their left and right edges distributed. At the rear of the upper end surface of the motor bracket, two lower limb motors are fixedly provided with their left and right edges distributed. At the front part inside the machine box, a front cavity is fixedly provided. At the shaft end of the front motor, a front lead screw is fixedly provided. The two ends of the front lead screw are respectively fixedly matched with the bearings in the front stop block and the bearings in the front cavity. On the front lead screw, two front sliders with reverse thread fits are provided. At the upper end surface of the front slider, a lifting slide bar is hingedly provided. At the front of the upper end surface of the machine box, a backrest is hingedly provided through a reclining buckle. At the lower end surface of the backrest, a slideway is fixedly provided. At the ends of the two lifting slide bars above the two front sliders, a slide buckle is hingedly provided. The slide buckle is slidably matched with the slideway. At the rear part inside the machine box, a lower limb cavity is fixedly provided. At the upper end of the lower limb cavity, a spring cavity is fixedly provided. At the bottom of the spring cavity, a spring slideway is fixedly provided. At the rear of the upper end surface of the machine box, a thigh plate is hingedly provided through a lower limb hinge. Inside the spring cavity, a spring block is provided through a spring. The spring block abuts against the lower limb hinge. At the shaft end of the lower limb motor, a rear lead screw is fixedly provided. On the rear lead screw, a lower limb slider is threadedly matched. At the rear end of the upper end surface of the frame body, a lower limb stop block is fixedly provided. The two ends of the rear lead screw are respectively fixedly matched with the bearings in the lower limb cavity and the bearings in the lower limb stop block. At the rear end of the thigh plate, a calf plate is hingedly provided through a hinge shaft. At the front part inside the thigh plate, a turning cavity is fixedly provided. Inside the turning cavity, a turning rod is fixedly provided. On the turning rod, a turning block is rotatably provided. At the rear part inside the thigh plate, a thigh cavity is fixedly provided. At the front end surface inside the thigh cavity, an elastic band is fixedly provided. At the front part inside the calf plate, a calf cavity is fixedly provided. At the rear end surface inside the calf cavity, a cavity spring is fixedly provided. The elastic band passes through the outlet at the upper end of the thigh cavity and the outlet at the upper front end of the calf cavity and is fixed to the cavity spring. At the rear edge of the lower end surface of the calf plate, it is hingedly matched with the lower limb slider through a lower limb rotating shaft. At the rear part inside the calf plate, a through cavity communicating up and down is fixedly provided. At the lower end surface of the calf plate, a cylinder bracket is fixedly provided. At the front part of the upper end of the bottom of the cylinder bracket, two front cylinders are fixedly provided with their left and right edges distributed. At the rear part of the upper end of the bottom of the cylinder bracket, two rear cylinders are fixedly provided with their left and right edges distributed. At the shaft end of the front cylinder, a front motor is fixedly provided. At the shaft end of the rear cylinder, a rear motor is fixedly provided. At the shaft end of the front motor, a front lead screw is fixedly provided. The shaft end of the front lead screw is fixed to the bearing inside the front top block. At the top of the front top block, a turning top is hingedly provided. At the shaft end of the rear motor, a rear lead screw is fixedly provided. The shaft end of the rear lead screw is fixed to the bearing inside the rear top block. The turning top abuts against the rear top block. On the front end surface of the rear top block, an eccentric motor is fixedly provided.An eccentric wheel is fixedly installed at the end of the eccentric motor shaft. Front and rear sliders are respectively arranged on the front and rear lead screws in a threaded manner. A front turntable bracket and a rear turntable bracket are respectively fixedly installed on the front and rear sliders. A turntable is fixedly installed at the ends of the front turntable bracket and the rear turntable bracket. A foot-operated belt is synchronously arranged at the middle edge of the turntable. A rotating shaft is fixedly installed at the center of the turntable. Two pedal rods are fixedly installed at both ends of the rotating shaft. A pedal shaft is fixedly installed at the end of the pedal rod. A turntable pedal is rotatably arranged at the end of the pedal shaft. A frame cavity is fixedly installed at the rear part inside the frame. A wheel track is fixedly installed on the upper end surface of the frame cavity. The other end of the foot-operated belt is synchronously provided with a transmission wheel. A conveyor belt is synchronously arranged on the transmission wheel. A transmission belt is synchronously arranged on the transmission wheel. The other end of the transmission belt is synchronously provided with a driving wheel. A power motor is fixedly installed at one end of the driving wheel. A bracket is fixedly installed under the driving wheel and the transmission wheel. Wheels are arranged to roll in the front, rear, left, and right directions under the bracket. The wheels are in rolling cooperation with the wheel track. A vehicle spring is fixedly installed at the rear end surface of the bracket. One end of the vehicle spring is fixedly installed on the end surface of the frame cavity. A buckle door is hingedly matched through a buckle ring at the upper rear end surface of the frame cavity. A cylinder is fixedly installed on the conveyor belt. A commode is rotatably arranged on the cylinder.,

[0005] Further technical solution: The width of the chassis is the same as the width of the frame. The distance from the top of the chassis lying on the lower limb hinge is the same as the distance from the waist bottom to the buttocks of an adult, making it more comfortable for the human body to bend.,

[0006] Further technical solution: The turning cavity penetrates up and down and the upper end surface is elliptical. The shape of the upper surface of the turning block is slightly smaller than the shape of the upper end surface of the turning cavity. The commode is in the shape of a frustum basin and the upper end shape is slightly smaller than the shape of the upper end surface of the turning cavity. The commode is detachable at the end of the cylinder shaft, making it convenient for the human body to defecate and clean the commode.,

[0007] Further technical solution: The shape of the upper end surface of the turning top plus the upper end surfaces of the front top block and the rear top block is the same as the shape of the upper end surface of the through cavity, facilitating the placement of the lower limbs when the human body is resting.,

[0008] Further technical solution: A conveyor belt, a transmission belt, a foot-operated belt, and a conveyor belt are sequentially and synchronously arranged on the circumference of the edge of the transmission wheel from left to right, making the transmission wheel balanced in force when rotating.,

[0009] The beneficial effects of the present invention are:

[0010] Since in the initial state of the design of the present invention, the front motor, eccentric motor, front motor, rear motor, power motor, lower limb motor, cylinder, front cylinder and rear cylinder are in a stopped working state, the universal wheels, wheels, turntables, drive wheels and conveyor wheels are in a stationary state, the turning blocks, turning tops and buckling doors are in a closed state, the upper end faces of the front stoppers, backrests, chassis, thigh plates, calf plates and lower limb stoppers are in a coplanar state, the upper end face of the turning block and the upper end face of the thigh plate are in a coplanar state, the upper end face of the elastic belt, the upper end face of the thigh plate and the upper end face of the calf plate are in a coplanar state, and the upper end face of the turning top and the upper end face of the calf plate are in a coplanar state, the above structures are located at the initial position in the initial state, can be adjusted in subsequent work, and effectively improve the working coordination of the equipment.

[0011] After the device starts working, the front cylinder and the rear cylinder start to operate. The front cylinder drives the front motor to rise, and the rear cylinder drives the rear motor to rise synchronously. The front motor drives the front lead screw to rise, and the rear motor drives the rear lead screw to rise synchronously. The front lead screw drives the front top block to rise, and the rear lead screw drives the rear top block to rise synchronously. The front top block and the rear top block drive the flip top to rise, and the flip top disengages from the calf plate. The front motor and the rear motor start to operate. The front motor drives the front lead screw to rotate, and the rear motor drives the rear lead screw to rotate synchronously. The front lead screw drives the front slider to move up and down, and the rear lead screw drives the rear slider to move up and down synchronously. The front slider drives the front turntable frame to move up and down, and the rear slider drives the rear turntable frame to move up and down synchronously. The front turntable frame and the rear turntable frame drive the turntable to move up and down. The turntable moves up and down to a position where it is comfortable for the human body to step on. The turntable drives the foot belt to move, the foot belt drives the conveyor wheel to move, the conveyor wheel drives the bracket to move, the bracket drives the vehicle spring to move. The power motor starts to operate. The power motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to move, the driven wheel drives the conveyor wheel to rotate, the conveyor wheel drives the conveyor belt to move, the conveyor wheel drives the foot belt to move, the foot belt drives the turntable to rotate, the turntable drives the rotating shaft to rotate, the rotating shaft drives the pedal rod to rotate, the pedal rod drives the pedal shaft to rotate, the pedal shaft drives the turntable pedal to move, and the turntable pedal drives the movement of the human lower limbs. When the human lower limbs are the main power for movement, the power motor reduces its power. The human body steps on the turntable pedal to move. The turntable pedal drives the pedal shaft to rotate, the pedal shaft drives the pedal rod to rotate, the pedal rod drives the rotating shaft to rotate, the rotating shaft drives the turntable to rotate, the turntable drives the foot belt to move, the foot belt drives the conveyor wheel to rotate, the conveyor wheel drives the conveyor belt and the drive belt to move, the drive belt drives the driving wheel to rotate, and the driving wheel drives the power motor to act as a follower. When the human lower limbs stop moving, the power motor stops rotating. The front motor and the rear motor rotate synchronously in the reverse direction to the initial state. The front cylinder and the rear cylinder work synchronously in the reverse direction to the initial state. The above structures cooperate with each other in movement. The flip top returns to the state where its upper surface and the upper surface of the calf plate are coplanar, and the vehicle spring returns to the initial state.

[0012] When adjusting the postures of various parts of the human body, the front motor starts to rotate. The front motor drives the front lead screw to rotate, the front lead screw drives the front slider to move, the front slider drives the lifting slide bar to move, the lifting slide bar drives the sliding buckle to move up and down, and the sliding buckle slides up and down in the slideway to drive the backrest to rotate. The lower limb motor starts to rotate. The lower limb motor drives the rear lead screw to rotate, the rear lead screw drives the lower limb slider to move, the lower limb slider drives the lower limb rotating shaft to move, the lower limb rotating shaft drives the calf plate to move, the calf plate drives the hinge shaft to move, and the hinge shaft drives the thigh plate to move.

[0013] When defecation is needed, the power motor starts to rotate. The power motor drives the driving wheel to rotate, the driving wheel drives the transmission belt to move, the transmission belt drives the driven wheel to rotate, the driven wheel drives the conveyor belt to move, the conveyor belt drives the air cylinder to move, the air cylinder drives the commode to move, and the commode moves to directly below the turning cavity. Then the air cylinder starts to work, the air cylinder drives the commode to rise, the commode drives the turning block to rotate, and the upper end surface of the commode moves to a coplanar state with the upper end surface of the thigh plate. When defecation stops, the air cylinder works in the reverse direction to return to the initial state, and the power motor rotates in the reverse direction to return to the initial state. With the above structures cooperating with each other in motion, the commode returns below the turning cavity.

[0014] When the commode needs to be replaced, the power motor starts to rotate. The power motor drives the driving wheel to rotate, the driving wheel drives the conveyor belt to move, the conveyor belt drives the driven wheel to rotate, the driven wheel drives the conveyor belt to move, the conveyor belt drives the air cylinder to move, the air cylinder drives the commode to move, and the commode moves to near the buckle door for replacement, so that the above structures are located at the initial positions in the initial state and can be adjusted in subsequent work, effectively improving the working coordination of the equipment.

[0015] The device of the present invention has a simple structure and is convenient to use. This device can help the lower limbs of the human body to carry out active or passive exercise in a working mode, exercise the lower limbs of the human body from easy to difficult, and effectively improve the efficacy of the rehabilitation or fitness of the lower limbs of the human body.

[0016] As described above, it is only the specific implementation manner of the invention, but the protection scope of the invention is not limited thereto. Any change or replacement that can be thought of without creative work should be covered within the protection scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims. Brief Description of the Drawings

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is the overall structural schematic diagram of an intelligent rehabilitation device for lower limb exercise of the present invention;

[0019] Figure 2 is Figure 1 the schematic diagram in the A direction of

[0020] Figure 3 is Figure 1 the schematic diagram in the B direction of

[0021] Figure 4 is Figure 1 a schematic diagram in the C direction in

[0022] Figure 5 is Figure 1 a schematic diagram in the D direction in Detailed implementation manners

[0023] All features disclosed in this specification, or steps in all methods or processes disclosed, except for mutually exclusive features and / or steps, can be combined in any manner.

[0024] Any feature disclosed in this specification (including any additional claims, abstract, and drawings), unless specifically stated, can be replaced by other equivalent or similar-purpose alternative features. That is, unless specifically stated, each feature is only an example of a series of equivalent or similar features.

[0025] Such as Figures 1-5As shown in the figure, an intelligent rehabilitation device for lower limb exercise according to the present invention includes a frame body 200. At the front edges of the lower end surface of the frame body 200, two wheel brackets 201 are respectively fixedly provided. At one end of each wheel bracket 201, a universal wheel 202 is rotatably provided. At the rear edges of the lower end surface of the frame body 200, universal wheels 202 are respectively rotatably provided. At the front edge of the upper end surface of the frame body 200, a front stop block 204 is fixedly provided. A bearing is fixedly provided inside the front stop block 204. At the center of the upper end surface of the frame body 200, a chassis 213 is fixedly provided. At the bottom inside the chassis 213, a motor bracket 268 is fixedly provided. At the front of the upper end surface of the motor bracket 268, two front motors 212 distributed at the left and right edges are fixedly provided. At the rear of the upper end surface of the motor bracket 268, two lower limb motors 267 distributed at the left and right edges are fixedly provided. At the front part inside the chassis 213, a front cavity 211 is fixedly provided. At the shaft end of the front motor 212, a front lead screw 203 is fixedly provided. The two ends of the front lead screw 203 are respectively fixedly fitted with the bearings in the front stop block 204 and the bearings in the front cavity 211. On the front lead screw 203, two front sliders 205 with opposite thread fits are provided. At the upper end surface of the front slider 205, a lifting slide bar 206 is hingedly provided. At the front of the upper end surface of the chassis 213, a backrest 209 is hingedly fitted through a lying buckle 210. At the lower end surface of the backrest 209, a slideway 208 is fixedly provided. At the ends of the two lifting slide bars 206 above the two front sliders 205, a slide buckle 207 is hingedly fitted. The slide buckle 207 is slidably fitted with the slideway 208. At the rear part inside the chassis 213, a lower limb cavity 251 is fixedly provided. At the upper end of the lower limb cavity 251, a spring cavity 215 is fixedly provided. At the bottom of the spring cavity 215, a spring slideway 214 is fixedly provided. At the rear of the upper end surface of the chassis 213, a thigh plate 249 is hingedly fitted through a lower limb hinge 217. Inside the spring cavity 215, a spring block 216 is provided through a spring. The spring block 216 abuts against the lower limb hinge 217. At the shaft end of the lower limb motor 267, a rear lead screw 248 is fixedly provided. On the rear lead screw 248, a lower limb slider 241 is threadedly fitted. At the rear end of the upper end surface of the frame body 200, a lower limb stop block 239 is fixedly provided. The two ends of the rear lead screw 248 are respectively fixedly fitted with the bearings inside the lower limb cavity 251 and the bearings inside the lower limb stop block 239. At the rear end of the thigh plate 249, a calf plate 238 is hingedly provided through a hinge shaft 244. At the front part inside the thigh plate 249, a turning cavity 250 is fixedly provided. Inside the turning cavity 250, a turning rod 218 is fixedly provided. On the turning rod 218, a turning block 219 is rotatably provided. At the rear part inside the thigh plate 249, a thigh cavity 220 is fixedly provided. At the front end surface inside the thigh cavity 220, an elastic band 221 is fixedly provided. At the front part inside the calf plate 238, a calf cavity 222 is fixedly provided. At the rear end surface inside the calf cavity 222, a cavity spring 223 is fixedly provided. The elastic band 221 passes through the outlet at the upper end surface of the thigh cavity 220 and the outlet at the front upper end surface of the calf cavity 222 and is fixed to the cavity spring 223.The lower end surface of the lower leg plate 238 is hinged through a lower limb rotating shaft 240 and a lower limb slider 241. A through cavity 269 that communicates up and down is fixedly arranged in the rear part inside the lower leg plate 238. A cylinder frame 245 is fixedly arranged on the lower end surface of the lower leg plate 238. Two front cylinders 256 distributed at the left and right edges are fixedly arranged on the front part of the upper end surface of the bottom of the cylinder frame 245. Two rear cylinders 257 distributed at the left and right edges are fixedly arranged on the rear part of the upper end surface of the bottom of the cylinder frame 245. A front motor 243 is fixedly arranged at the shaft end of the front cylinder 256. A rear motor 242 is fixedly arranged at the shaft end of the rear cylinder 257. A front lead screw 227 is fixedly arranged at the shaft end of the front motor 243. The shaft end of the front lead screw 227 is fixed to a bearing inside a front top block 228. A flip top 231 is hinged to the top of the front top block 228. A rear lead screw 235 is fixedly arranged at the shaft end of the rear motor 242. The shaft end of the rear lead screw 235 is fixed to a bearing inside a rear top block 232. The flip top 231 abuts against the rear top block 232. An eccentric motor 230 is fixedly arranged on the front end surface of the rear top block 232. An eccentric wheel 229 is fixedly arranged at the shaft end of the eccentric motor 230. Front sliders 224 and rear sliders 237 are respectively arranged on the front lead screw 227 and the rear lead screw 235 in a threaded manner. A turntable front frame 225 and a turntable rear frame 236 are respectively fixedly arranged on the front slider 224 and the rear slider 237. A turntable 233 is fixedly arranged at the ends of the turntable front frame 225 and the turntable rear frame 236. A foot-actuated belt 246 is synchronously arranged at the middle edge of the turntable 233. A rotating shaft 301 is fixedly arranged at the center inside the turntable 233. Two pedal rods 234 are fixedly arranged at both ends of the rotating shaft 301. A pedal shaft 300 is fixedly arranged at the end of the pedal rod 234. A turntable pedal 226 is rotatably arranged at the end of the pedal shaft 300. A frame cavity 247 is fixedly arranged in the rear part inside the frame body 200. A wheel track 262 is fixedly arranged on the upper end surface of the frame cavity 247. The other end of the foot-actuated belt 246 is synchronously provided with a transmission wheel 264. A conveyor belt 263 is synchronously arranged on the transmission wheel 264. A transmission belt 255 is synchronously arranged on the transmission wheel 264. The other end of the transmission belt 255 is synchronously provided with a driving wheel 266. A power motor 253 is fixedly arranged at one end of the driving wheel 266. A bracket 265 is fixedly arranged under the driving wheel 266 and the transmission wheel 264. Wheels 261 are arranged in a rolling manner in the front, rear, left, and right directions under the bracket 265. The wheels 261 are in rolling cooperation with the wheel track 262. A vehicle spring 260 is fixedly arranged at the rear end surface of the bracket 265. One end of the vehicle spring 260 is fixedly arranged on the end surface of the frame cavity 247. A buckle door 258 is hingedly arranged through a snap ring 259 at the upper rear end surface of the frame cavity 247. A cylinder 254 is fixedly arranged on the conveyor belt 263. A bedpan 252 is rotatably arranged on the cylinder 254.,

[0026] Advantageously, the width of the chassis 213 is the same as the width of the frame 200, and the distance from the lying buckle 210 to the lower limb hinge 217 on the chassis 213 is the same as the distance from the bottom of an adult's waist to the buttocks, making it more comfortable for the human body to bend.

[0027] Advantageously, the turning cavity 250 penetrates up and down and its upper end face is elliptical. The shape of the upper surface of the turning block 219 is slightly smaller than the shape of the upper end face of the turning cavity 250. The toilet pan 252 is in the shape of a frustum of a cone and its upper end shape is slightly smaller than the shape of the upper end face of the turning cavity 250. The toilet pan 252 is detachable at the shaft end of the air cylinder 254, making it convenient for the human body to defecate and clean the toilet pan 252.

[0028] Advantageously, the shape of the upper end face of the turning top 231 plus the upper end faces of the front top block 228 and the rear top block 232 is the same as the shape of the upper end face of the through cavity 269, facilitating the placement of the lower limbs when the human body is resting.

[0029] Advantageously, a conveyor belt 263, a transmission belt 255, a foot-operated belt 246 and a conveyor belt 263 are synchronously arranged in sequence from left to right on the circumference of the edge of the conveyor wheel 264, making the force balanced when the conveyor wheel 264 rotates.

[0030] In the initial state of the design of the present invention, the front motor 212, the eccentric motor 230, the front motor 243, the rear motor 242, the power motor 253, the lower limb motor 267, the air cylinder 254, the front air cylinder 256 and the rear air cylinder 257 are in a stopped working state. The universal wheels 202, the wheels 261, the turntable 233, the driving wheel 266 and the conveyor wheel 264 are in a static state. The turning block 219, the turning top 231 and the buckle door 258 are in a closed state. The upper end faces of the front stop block 204, the lying back 209, the chassis 213, the thigh plate 249, the calf plate 238 and the lower limb stop block 239 are in a coplanar state. The upper end face of the turning block 219 and the upper end face of the thigh plate 249 are in a coplanar state. The upper end face of the elastic band 221, the upper end face of the thigh plate 249 and the upper end face of the calf plate 238 are in a coplanar state. The upper end face of the turning top 231 and the upper end face of the calf plate 238 are in a coplanar state.

[0031] After the device starts working, the front cylinder 256 and the rear cylinder 257 start to operate. The front cylinder 256 drives the front motor 243 to rise, and the rear cylinder 257 drives the rear motor 242 to rise synchronously. The front motor 243 drives the front lead screw 227 to rise, and the rear motor 242 drives the rear lead screw 235 to rise synchronously. The front lead screw 227 drives the front top block 228 to rise, and the rear lead screw 235 drives the rear top block 232 to rise synchronously. The front top block 228 and the rear top block 232 drive the flip top 231 to rise, and the flip top 231 disengages from the calf plate 238. The front motor 243 and the rear motor 242 start to operate. The front motor 243 drives the front lead screw 227 to rotate, and the rear motor 242 drives the rear lead screw 235 to rotate synchronously. The front lead screw 227 drives the front slider 224 to move up and down, and the rear lead screw 235 drives the rear slider 237 to move up and down synchronously. The front slider 224 drives the front turntable frame 225 to move up and down, and the rear slider 237 drives the rear turntable frame 236 to move up and down synchronously. The front turntable frame 225 and the rear turntable frame 236 drive the turntable 233 to move up and down. The turntable 233 moves up and down to a position where it is comfortable for the human body to step on. The turntable 233 drives the foot movement belt 246 to move, the foot movement belt 246 drives the conveyor wheel 264 to move, the conveyor wheel 264 drives the bracket 265 to move, the bracket 265 drives the vehicle spring 260 to move. The power motor 253 starts to operate. The power motor 253 drives the driving wheel 266 to rotate, the driving wheel 266 drives the transmission belt 255 to move, the transmission belt 255 drives the conveyor wheel 264 to rotate, the conveyor wheel 264 drives the conveyor belt 263 to move, the conveyor wheel 264 drives the foot movement belt 246 to move, the foot movement belt 246 drives the turntable 233 to rotate, the turntable 233 drives the rotating shaft 301 to rotate, the rotating shaft 301 drives the pedal rod 234 to rotate, the pedal rod 234 drives the pedal shaft 300 to rotate, the pedal shaft 300 drives the turntable pedal 226 to move, and the turntable pedal 226 drives the movement of the human lower limbs; after the human lower limbs take the initiative to move, the power motor 253 reduces its power. The human body steps on the turntable pedal 226 to move. The turntable pedal 226 drives the pedal shaft 300 to rotate, the pedal shaft 300 drives the pedal rod 234 to rotate, the pedal rod 234 drives the rotating shaft 301 to rotate, the rotating shaft 301 drives the turntable 233 to rotate, the turntable 233 drives the foot movement belt 246 to move, the foot movement belt 246 drives the conveyor wheel 264 to rotate, the conveyor wheel 264 drives the conveyor belt 263 and the transmission belt 255 to move, the transmission belt 255 drives the driving wheel 266 to rotate, and the driving wheel 266 drives the power motor 253 to act as a follower;After the lower limbs of the human body stop moving, the power motor 253 stops rotating, the front motor 243 and the rear motor 242 rotate synchronously in the reverse direction to the initial state, the front cylinder 256 and the rear cylinder 257 work synchronously in the reverse direction to the initial state. The above structures cooperate with each other in motion, the top cover 231 returns to the state where its upper end surface is coplanar with the upper end surface of the calf plate 238, and the vehicle spring 260 returns to the initial state.;

[0032] When adjusting the postures of various parts of the human body, the front motor 212 starts to rotate. The front motor 212 drives the front lead screw 203 to rotate. The front lead screw 203 drives the front slider 205 to move. The front slider 205 drives the lifting slide rod 206 to move. The lifting slide rod 206 drives the sliding buckle 207 to move up and down. The sliding buckle 207 slides up and down in the slideway 208 to drive the backrest 209 to rotate. The lower limb motor 267 starts to rotate. The lower limb motor 267 drives the rear lead screw 248 to rotate. The rear lead screw 248 drives the lower limb slider 241 to move. The lower limb slider 241 drives the lower limb rotating shaft 240 to move. The lower limb rotating shaft 240 drives the calf plate 238 to move. The calf plate 238 drives the hinge shaft 244 to move. The hinge shaft 244 drives the thigh plate 249 to move.

[0033] When defecating, the power motor 253 starts to rotate. The power motor 253 drives the driving wheel 266 to rotate. The driving wheel 266 drives the transmission belt 255 to move. The transmission belt 255 drives the transmission wheel 264 to rotate. The transmission wheel 264 drives the conveyor belt 263 to move. The conveyor belt 263 drives the cylinder 254 to move. The cylinder 254 drives the toilet bowl 252 to move. The toilet bowl 252 moves to directly below the turning cavity 250. The cylinder 254 starts to work. The cylinder 254 drives the toilet bowl 252 to rise. The toilet bowl 252 drives the turning block 219 to rotate. The upper end surface of the toilet bowl 252 moves to the state where it is coplanar with the upper end surface of the thigh plate 249. When the defecation stops, the cylinder 254 works in the reverse direction to the initial state, and the power motor 253 rotates in the reverse direction to the initial state. The above structures cooperate with each other in motion, and the toilet bowl 252 returns below the turning cavity 250.

[0034] When replacing the toilet bowl 252, the power motor 253 starts to rotate. The power motor 253 drives the driving wheel 266 to rotate. The driving wheel 266 drives the conveyor belt 255 to move. The conveyor belt 255 drives the transmission wheel 264 to rotate. The transmission wheel 264 drives the conveyor belt 263 to move. The conveyor belt 263 drives the cylinder 254 to move. The cylinder 254 drives the toilet bowl 252 to move. The toilet bowl 252 moves to near the buckle door 258 for replacement.

[0035] The beneficial effects of the present invention are as follows: When the present invention is in the initial state, the front motor, eccentric motor, front motor, rear motor, power motor, lower limb motor, cylinder, front cylinder and rear cylinder are in a stopped working state, the universal wheels, wheels, turntables, driving wheels and conveyor wheels are in a static state, the turning blocks, turning tops and buckle doors are in a closed state, the upper end faces of the front stoppers, backrests, chassis, thigh plates, calf plates and lower limb stoppers are in a coplanar state, the upper end face of the turning block and the upper end face of the thigh plate are in a coplanar state, the upper end face of the elastic belt, the upper end face of the thigh plate and the upper end face of the calf plate are in a coplanar state, and the upper end face of the turning top and the upper end face of the calf plate are in a coplanar state. Thus, the above structures are located at the initial position in the initial state and can be adjusted in subsequent work, effectively improving the working coordination of the device.

[0036] After the device starts working, the front cylinder and the rear cylinder start to operate. The front cylinder drives the front motor to rise, and the rear cylinder drives the rear motor to rise synchronously. The front motor drives the front lead screw to rise, and the rear motor drives the rear lead screw to rise synchronously. The front lead screw drives the front top block to rise, and the rear lead screw drives the rear top block to rise synchronously. The front top block and the rear top block drive the flip top to rise, and the flip top disengages from the calf plate. The front motor and the rear motor start to operate. The front motor drives the front lead screw to rotate, and the rear motor drives the rear lead screw to rotate synchronously. The front lead screw drives the front slider to move up and down, and the rear lead screw drives the rear slider to move up and down synchronously. The front slider drives the front turntable frame to move up and down, and the rear slider drives the rear turntable frame to move up and down synchronously. The front turntable frame and the rear turntable frame drive the turntable to move up and down. The turntable moves up and down to a position where it is comfortable for the human body to step on. The turntable drives the foot belt to move, the foot belt drives the conveyor wheel to move, the conveyor wheel drives the bracket to move, the bracket drives the vehicle spring to move. The power motor starts to operate. The power motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to move, the driven wheel drives the conveyor wheel to rotate, the conveyor wheel drives the conveyor belt to move, the conveyor wheel drives the foot belt to move, the foot belt drives the turntable to rotate, the turntable drives the rotating shaft to rotate, the rotating shaft drives the pedal rod to rotate, the pedal rod drives the pedal shaft to rotate, the pedal shaft drives the turntable pedal to move, and the turntable pedal drives the movement of the human lower limbs; after the human lower limbs start to move with the main power, the power motor reduces its power, and the human body steps on the turntable pedal to move. The turntable pedal drives the pedal shaft to rotate, the pedal shaft drives the pedal rod to rotate, the pedal rod drives the rotating shaft to rotate, the rotating shaft drives the turntable to rotate, the turntable drives the foot belt to move, the foot belt drives the conveyor wheel to rotate, the conveyor wheel drives the conveyor belt and the driven belt to move, the driven belt drives the driving wheel to rotate, and the driving wheel drives the power motor to act as a follower; after the human lower limbs stop moving, the power motor stops rotating, the front motor and the rear motor rotate synchronously in the reverse direction to the initial state, the front cylinder and the rear cylinder work synchronously in the reverse direction to the initial state. The above structures cooperate with each other in movement, the flip top returns to the state where its upper surface is coplanar with the upper surface of the calf plate, and the vehicle spring returns to the initial state.

[0037] When adjusting the postures of various parts of the human body, the front motor starts to rotate. The front motor drives the front lead screw to rotate, the front lead screw drives the front slider to move, the front slider drives the lifting slide bar to move, the lifting slide bar drives the sliding buckle to move up and down, and the sliding buckle slides up and down in the slideway to drive the backrest to rotate. The lower limb motor starts to rotate, the lower limb motor drives the rear lead screw to rotate, the rear lead screw drives the lower limb slider to move, the lower limb slider drives the lower limb rotating shaft to move, the lower limb rotating shaft drives the calf plate to move, the calf plate drives the hinge shaft to move, and the hinge shaft drives the thigh plate to move.

[0038] When defecation is needed, the power motor starts to rotate. The power motor drives the driving wheel to rotate, the driving wheel drives the transmission belt to move, the transmission belt drives the driven wheel to rotate, the driven wheel drives the conveyor belt to move, the conveyor belt drives the air cylinder to move, the air cylinder drives the toilet bowl to move, and the toilet bowl moves to directly below the turning cavity. Then the air cylinder starts to work, the air cylinder drives the toilet bowl to rise, the toilet bowl drives the turning block to rotate, and the upper end surface of the toilet bowl moves to a coplanar state with the upper end surface of the thigh plate. When defecation stops, the air cylinder works in the reverse direction to return to the initial state, and the power motor rotates in the reverse direction to return to the initial state. With the above structures cooperating with each other in motion, the toilet bowl returns below the turning cavity.

[0039] When the toilet bowl needs to be replaced, the power motor starts to rotate. The power motor drives the driving wheel to rotate, the driving wheel drives the conveyor belt to move, the conveyor belt drives the driven wheel to rotate, the driven wheel drives the conveyor belt to move, the conveyor belt drives the air cylinder to move, the air cylinder drives the toilet bowl to move, and the toilet bowl moves to near the buckle door for replacement. Repeating the above steps can achieve continuous operation, so that the above structures are located at the initial positions in the initial state and can be adjusted in subsequent operations, effectively improving the working coordination of the device.

[0040] The device of the present invention has a simple structure and is easy to use. This device can help the lower limbs of the human body to exercise actively or passively, exercise the lower limbs of the human body from easy to difficult, and effectively improve the efficacy of the rehabilitation or fitness of the lower limbs of the human body.

[0041] As mentioned above, it is only the specific implementation manner of the invention, but the protection scope of the invention is not limited thereto. Any change or replacement that can be thought of without creative work should be covered within the protection scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. An intelligent rehabilitation device for lower limb exercise, comprising a frame. At the front edges of the lower end face of the frame, two wheel frames are respectively fixedly provided. At one end of each wheel frame, a universal wheel is rotatably provided. At the rear edges of the lower end face of the frame, universal wheels are respectively rotatably provided. At the front edge of the upper end face of the frame, a front blocking block is fixedly provided. A bearing is fixedly provided inside the front blocking block. At the center of the upper end face of the frame, a machine case is fixedly provided. At the bottom inside the machine case, a motor bracket is fixedly provided. At the front of the upper end face of the motor bracket, two front motors distributed at the left and right edges are fixedly provided. At the rear of the upper end face of the motor bracket, two lower limb motors distributed at the left and right edges are fixedly provided. At the front part inside the machine case, a front cavity is fixedly provided. At the shaft end of the front motor, a front lead screw is fixedly provided. The two ends of the front lead screw are respectively fixedly matched with the bearing in the front blocking block and the bearing in the front cavity. On the front lead screw, two front sliders with reverse thread matching are provided. At the upper end face of the front slider, a lifting slide bar is hingedly provided. At the front of the upper end face of the machine case, a backrest is hingedly provided through a lying buckle hinge. At the lower end face of the backrest, a slide way is fixedly provided. At the ends of the two lifting slide bars above the two front sliders, a slide buckle is hingedly provided. The slide buckle is slidably matched with the slide way. At the rear part inside the machine case, a lower limb cavity is fixedly provided. At the upper end of the lower limb cavity, a spring cavity is fixedly provided. At the bottom of the spring cavity, a spring slide way is fixedly provided. At the rear of the upper end face of the machine case, a thigh plate is hingedly provided through a lower limb hinge. Inside the spring cavity, a spring block is provided through a spring. The spring block abuts against the lower limb hinge. At the shaft end of the lower limb motor, a rear lead screw is fixedly provided. On the rear lead screw, a lower limb slider is threadedly matched. At the rear end of the upper end face of the frame, a lower limb blocking block is fixedly provided. The two ends of the rear lead screw are respectively fixedly matched with the bearing in the lower limb cavity and the bearing in the lower limb blocking block. At the rear end of the thigh plate, a calf plate is hingedly provided through a hinge shaft. At the front part inside the thigh plate, a turning cavity is fixedly provided. Inside the turning cavity, a turning rod is fixedly provided. On the turning rod, a turning block is rotatably provided. At the rear part inside the thigh plate, a thigh cavity is fixedly provided. At the front end face inside the thigh cavity, an elastic band is fixedly provided. At the front part inside the calf plate, a calf cavity is fixedly provided. On the rear end face inside the calf cavity, a cavity spring is fixedly provided. The elastic band passes through the outlet at the upper end of the thigh cavity and the outlet at the upper front end of the calf cavity and is fixed to the cavity spring. At the rear edge of the lower end face of the calf plate, it is hingedly matched with the lower limb slider through a lower limb rotating shaft. At the rear part inside the calf plate, a through cavity communicating up and down is fixedly provided. At the lower end face of the calf plate, a cylinder frame is fixedly provided. At the front part of the upper end of the bottom of the cylinder frame, two front cylinders distributed at the left and right edges are fixedly provided. At the rear part of the upper end of the bottom of the cylinder frame, two rear cylinders distributed at the left and right edges are fixedly provided. At the shaft end of the front cylinder, a front motor is fixedly provided. At the shaft end of the rear cylinder, a rear motor is fixedly provided. At the shaft end of the front motor, a front lead screw is fixedly provided. The shaft end of the front lead screw is fixed to the bearing inside the front top block. At the top of the front top block, a turning top is hingedly provided. At the shaft end of the rear motor, a rear lead screw is fixedly provided. The shaft end of the rear lead screw is fixed to the bearing inside the rear top block. The turning top abuts against the rear top block. On the front end face of the rear top block, an eccentric motor is fixedly provided.An eccentric wheel is fixedly provided at the end of the eccentric motor shaft. A front slider and a rear slider are respectively arranged on the front lead screw and the rear lead screw in a threaded manner. A front turntable bracket and a rear turntable bracket are respectively fixedly provided on the front slider and the rear slider. A turntable is fixedly provided at the ends of the front turntable bracket and the rear turntable bracket. A foot-operated belt is synchronously arranged at the middle edge of the turntable. A rotating shaft is fixedly provided at the center inside the turntable. Two pedal rods are fixedly provided at both ends of the rotating shaft. A pedal shaft is fixedly provided at the end of the pedal rod. A turntable pedal is rotatably arranged at the end of the pedal shaft. A frame cavity is fixedly provided at the rear part inside the frame. A wheel track is fixedly provided on the upper end surface of the frame cavity. The other end of the foot-operated belt is synchronously provided with a transmission wheel. A conveyor belt is synchronously arranged on the transmission wheel. A transmission belt is synchronously arranged on the transmission wheel. The other end of the transmission belt is synchronously provided with a driving wheel. A power motor is fixedly provided at one end of the driving wheel. A bracket is fixedly provided under the driving wheel and the transmission wheel. Wheels are arranged in a rolling manner in the front, rear, left, and right directions under the bracket. The wheels are in rolling cooperation with the wheel track. A vehicle spring is fixedly provided at the rear end surface of the bracket. One end of the vehicle spring is fixedly provided on the end surface of the frame cavity. A buckle door is hingedly cooperated through a buckle at the upper rear end surface of the frame cavity. A cylinder is fixedly provided on the conveyor belt. A toilet pan is rotatably arranged on the cylinder., 2. The intelligent rehabilitation device for lower limb exercise according to claim 1, wherein: The width of the chassis is the same as that of the frame, and the distance from the upper lying buckle of the chassis to the lower limb hinge is the same as the distance from the adult's waist bottom to the buttocks, making it more comfortable when the human body bends.

3. The intelligent rehabilitation device for lower limb exercise according to claim 1, characterized in that: The turning cavity is vertically through and its upper end face is elliptical. The shape of the upper surface of the turning block is slightly smaller than that of the upper end face of the turning cavity. The toilet bowl is in the shape of a frustum of a cone and its upper end shape is slightly smaller than that of the upper end face of the turning cavity. The toilet bowl is detachable at the end of the cylinder shaft, making it convenient for the human body to defecate and clean the toilet bowl.

4. The intelligent rehabilitation device for lower limb exercise according to claim 1, characterized in that: The shape of the upper end face of the turning top plus the upper end faces of the front top block and the rear top block is the same as that of the upper end face of the through cavity, facilitating the placement of the lower limbs when the human body is resting.

5. The intelligent rehabilitation device for lower limb exercise according to claim 1, characterized in that: A conveyor belt, a transmission belt, a foot-operated belt, and a conveyor belt are synchronously arranged in sequence from left to right on the circumference of the edge of the conveyor wheel, making the force balanced when the conveyor wheel rotates.

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