CN212789652U

CN212789652U - Two upper limbs of house environment active training device

Info

Publication number: CN212789652U
Application number: CN202021705640.XU
Authority: CN
Inventors: 赵鹏举; 李立国; 付红光
Original assignee: Xiangyu Medical Co ltd; Zhengzhou University
Current assignee: Xiangyu Medical Co ltd; Zhengzhou University
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-03-26
Anticipated expiration: 2030-08-17

Abstract

The application discloses a double upper limb active training device in a home environment, which comprises an upper limb movement mechanism, wherein the upper limb movement mechanism comprises a rotating shaft, the rotating shaft is fixedly provided with a left handle rod and a right handle rod, the rotating shaft respectively drives a left front rotating shaft and a right front rotating shaft to rotate through a left side belt transmission mechanism and a right side belt transmission mechanism, the right front rotating shaft is connected with the left front rotating shaft through a clutch, the left front rotating shaft and the right front rotating shaft respectively drive a left rack gear mechanism and a right rack gear rack mechanism to lift, a right gear is fixed on a right front rotating shaft through a one-way bearing, a left rack gear and a right rack gear drive sliding block connecting plate lift, the left handle rod and the right handle rod make the lifting height of the left rack gear larger than that of the right rack gear rack through single forward and backward movement, the left handle rod moves forward and backward to reach a set position to push out a ball in a hollow tube fixed, the rack on the right side is gradually lifted, the patient is stimulated to move to a front and back set position in a single time, and the interest effect of rehabilitation is improved.

Description

Two upper limbs of house environment active training device

Technical Field

The utility model relates to a two upper limbs of house environment initiative trainer belongs to recovered medical instrument technical field.

Background

The rehabilitation training at home is the better treatment mode who improves old age limbs dysfunction, the security is high, and the expense only needs disposable input, accomplish necessary rehabilitation training every day and increase rehabilitation training's amount of exercise according to rehabilitation doctor's training requirement gradually, but the rehabilitation training device of present house environment is general comparatively simple, not only influence rehabilitation training interest, the patient is also not high to rehabilitation training interest simultaneously, there is not interactive entertainment, even there are some interactive entertainment functions, realize with electrical apparatus control usually, the trainer is with high costs, and the maintenance cost all can't bear by the patient.

According to the lifting device, the upper limb pulls the left handle and the right handle backwards simultaneously, the left gear and the right gear are driven by the left side belt transmission mechanism and the right side belt transmission mechanism to respectively drive the left rack and the right rack to lift, the single lifting height of the left rack is far greater than that of the right rack through the left side belt transmission mechanism, the right side belt transmission mechanism and different transmission ratios of the left gear, the right gear, the left rack and the right rack, the single lifting height of the left rack is stimulated to reach a set requirement, and a ball in a fixed hollow pipe on the stand column is ejected out at one; if the rehabilitation training of the patient is in the primary stage, the ball cannot be ejected out at one time, a pawl arranged on a rack on the right side is meshed with a ratchet rack fixed on the upright post, and a gear on the right side is connected with a transmission mechanism of a right side belt through a one-way bearing, so that the rack on the right side continuously rises in the process of the front-back movement of the handle of the upper limb until the ball is ejected out of the hollow pipe; after the right rack rises to the position for ejecting the sphere, the ratchet bar and the pawl mechanism are invalid, and meanwhile, a clutch arranged between the right belt transmission mechanism and the right gear is in a separation state, and the right rack descends and resets by virtue of gravity; after the right rack is lowered and reset by gravity, the ratchet bar and the pawl mechanism work normally, and a clutch arranged between the right belt transmission mechanism and the right gear is in a combined state; the left and right racks drive the impact rod to eject the ball in the hollow pipe, the hole diameters above and below the hollow pipe are different, ejection of the ball is realized, the ball is prevented from falling, and the structure is ingenious.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at: the utility model provides a two upper limbs initiative trainer of house environment, the back-and-forth movement of two side upper limbs is through left side, right side belt drive mechanism drives left side, right side rack bar mechanism, left side, the ascending ball is ejecting from hollow tube in the right side rack drive impact rod, and left side belt drive mechanism's drive ratio is less than the drive ratio of right side mechanism, left side gear diameter is greater than right side gear diameter simultaneously and realizes the ejecting ball of right side rack single rising height, right side rack passes through the ratchet, pawl device and drive right side belt drive mechanism pass through the clutch, one-way bearing connects the right side gear, realize that right side rack lasts to rise and rise to the reset after the ball position of ejecting.

The technical scheme of the utility model is realized like this: a double upper limb active training device in a home environment comprises a base 1, an entertainment training device 2, an upper limb movement mechanism 3 and a sphere, wherein the base 1 is in a bilateral symmetry structure, the upper limb movement mechanism 3 comprises a left handle rod 302, a rotating shaft 304 and a right handle rod 305, the rotating shaft 304 is rotatably installed on the base 1, the left end and the right end of the rotating shaft 304 are respectively fixed at the lower ends of the left handle rod 302 and the right handle rod 305, and the upper ends of the left handle rod 302 and the right handle rod 305 are respectively provided with the left handle rod 302 and the right handle 306;

the entertainment training device 2 comprises a left side belt transmission mechanism, a right side belt transmission mechanism, a left front rotating shaft 206, a right front rotating shaft 210, a clutch 212, a ball storage bin 214, an impact rod 235, a pawl 242 and a right front rotating shaft two 248, wherein the rotating shaft 304 drives the left front rotating shaft 206 to rotate through the left side belt transmission mechanism, the rotating shaft 304 drives the right front rotating shaft 210 to rotate through the right side belt transmission mechanism, the right front rotating shaft two 248 is connected with the right front rotating shaft 210 through the clutch 212, a one-way bearing 215 is fixed on the right front rotating shaft two 248, a right gear 213 is fixed on the one-way bearing 215, a left gear 207 is fixed on the left front rotating shaft 206, the right front rotating shaft one 210 and the right front rotating shaft two 248 are rotatably installed on the base 1, the left gear 207 is meshed with a left rack 223, the right gear 213 is meshed with a right rack 219, a left middle slide block 241, a left lower slide block 221, a left middle slide block, The left lower slider 221 is mounted on the left guide rail 222, the upper end and the lower part of the right rack 219 are respectively fixed on the right middle slider 243 and the right lower slider 217, the right middle slider 243 and the right lower slider 217 are slidably mounted on the right guide rail 218, the right guide rail 218 is fixed on the rear side of the upright post 226, the ratchet bar 220 is vertically arranged along the up-down direction, and the ratchet bar 220, the right guide rail 218 and the left guide rail 222 are arranged in parallel;

the right lower slider 217 is fixed with the touch plate 216, the upper end and the lower end of the touch plate 216 are respectively provided with an upper touch bar 2161 and a lower touch bar 2162 which extend rightwards, and the clutch lever 2121 of the clutch 212 is positioned between the upper touch bar 2161 and the lower touch bar 2162;

a pawl shaft support 239 is fixed on the right middle slider 243, the pawl shaft support 239 is rotatably installed at the left end of the pawl shaft 238, the left end of the pawl shaft 238 is fixed with the rear end of the pawl 242, the front end of the pawl 242 is meshed with the ratchet bar 220, the rear end of the pawl 242 is provided with an extension rod 2421 extending towards the rear lower side, a spring 228 is arranged between the extension rod 2421 and the pawl shaft support 239, the right end of the pawl shaft 238 is fixed with the rear end of the reversing rod 224, the front end of the reversing rod 224 is positioned between the upper stop rod 225 and the lower stop rod 227, and the upper stop rod 225 and the lower stop rod 227 are fixed on the upright post 226; the right upper slide 236 and the left upper slide 231 are respectively arranged on the left guide rail 222 and the right guide rail 218, the right upper slide 236 and the left upper slide 231 fix the slide connecting plate 230, the impact rod 235 is fixed on the slide connecting plate 230, and the lower end of the upright post 226 is fixed on the base 1;

the utility model discloses a ball storage box, including stand 226, ball storage bin 214, hollow tube 234, stand 226, the hollow tube 234 that communicates to the intracavity is fixed to the lower extreme of ball storage bin 214, hollow tube 234 passes stand 226 and stretches out to rear side below, the tip of hollow tube 234 rear side below is provided with end cap 233, hollow tube 234 is used for the passage of single ball, hold a plurality of balls in ball storage bin 214, the upside of the rear end portion of hollow tube 234, the downside is provided with ball hole 2341 respectively, lower round hole 2342, ball hole 2341, the coaxial setting of impact bar 235, go up ball hole 2341, the ball, lower round hole 2342, the diameter of impact bar 235 diminishes in proper order, be provided with slide frame 245 on the base 1 for the ball that goes out ball hole 2341 slides in ball case 246, ball case 246 is fixed on base.

When the impact rod 235 is located at a position for ejecting the round ball from the upper ball hole 2341, the upper stop rod 225 enables the extension rod 2421 to be located at the upper side of the pawl shaft 238, the front end of the pawl 242 is separated from the ratchet bar 220, and simultaneously the lower contact rod 2162 enables the clutch operating rod 2121 to be pulled to enable the right front rotating shaft one 210 and the right front rotating shaft two 248 to be in a separated state; when the slider connecting plate 230 moves down to the lower extreme position, the lower stop lever 227 makes the external extension rod 2421 rotate to the lower side of the pawl shaft 238, and the front end of the pawl 242 is meshed with the ratchet bar 220, so as to prevent the right middle slider 243 from sliding downwards, but not influence the rising of the right middle slider 243; at the same time, the upper contact lever 2161 pulls the clutch lever 2121 to make the first right front rotating shaft 210 and the second right front rotating shaft 248 in a combined state.

When the right gear 213 rotates to lift the right rack 219, the one-way bearing 215 enables the right gear 213 and the right front rotating shaft 248 to be in a combined state, and vice versa, to be in a separated state.

The left side belt drive mechanism include left hold-in range 201, left back band pulley 202, left front pulley 205, the right side belt drive mechanism include right hold-in range 203, right back band pulley 204, right front pulley 211, left back band pulley 202 form belt drive through left hold-in range 201 and left front pulley 205, right back band pulley 204 forms belt drive through right hold-in range 203 and right front pulley 211, the fixed left front pulley 205 of left front pivot 206, the fixed right front pulley 211 of a right front pivot 210, the drive ratio of left back band pulley 202 and left front pulley 205 be less than 1, the drive ratio of right back band pulley 204 and right front pulley 211 be greater than 1.

The diameter of the left gear 207 is larger than the diameter of the right gear 213.

The ball slide 244 be L shape, the L shape of ball slide 244 stretches out to the right side, upside on one side, goes up ball hole 2341 and is located the L shape of ball slide 244 in the tip of one side, the L shape of ball slide 244 tip is provided with baffle 2441 on one side, prevents that the ball from rolling down from the slide shape tip right side, the L shape another side of ball slide 244 stretches out to the left side, downside, the lower extreme is located the top of ball case 246, ball slide 244 is fixed on slide frame 245, slide frame 245 is fixed on base 1.

The structure that the spring 228 is arranged between the extension rod 2421 and the pawl shaft support 239 is as follows: a second spring fixing column 240 extending leftwards is arranged at the rear end of the extension bar 2421, a first spring fixing column 229 extending leftwards is arranged on the pawl shaft support 239, and two ends of the spring 228 are respectively fixed on the first spring fixing column 229 and the second spring fixing column 240.

The hollow tube 234 is L-shaped, one end of the L-shape is fixed at the lower end of the ball storage bin 214, the other end of the L-shape extends towards the lower part of the rear side, and a plug 233 is arranged at the end part of the lower part of the rear side of the hollow tube 234.

The structure that the rotating shaft 304 is rotatably installed on the base 1 is as follows: the middle left and right sides of rotation axis 304 rotate respectively and install in a pivot supporting seat 303 upper end, pivot supporting seat 303 lower extreme is fixed on base 1, the structure of installing on base 1 is rotated to two 248 of pivot 206, the right front pivot of a left side, the right front pivot is 210, the right front pivot is: the left end and the right end of the front left rotating shaft 206 are respectively and rotatably installed at the upper end of a left rotating shaft support 208, the lower end of the left rotating shaft support 208 is fixed on the base 1, the left side and the right side of the middle of the front left rotating shaft 206 are respectively and fixedly provided with a front left belt pulley 205 and a left gear 207, the middle of the front right rotating shaft 248 is fixedly provided with a one-way bearing 215, the left end and the right end of the front right rotating shaft 248 are respectively and rotatably installed on a right rotating shaft support 209, the right end of the front right rotating shaft 248 penetrates through one end of a clutch 212 fixed behind the right rotating shaft support 209 rightwards, the left end of the front right rotating shaft 210 is fixed at the other end of the clutch 212, the right front belt pulley 211 is fixed at the middle of the front right rotating shaft 210, the right end of the front right rotating shaft 210 is rotatably installed at the upper end of.

The active training device for the double upper limbs of the home environment further comprises a seat 4, wherein the seat 4 is arranged on the base 1 and is positioned at the rear side position between the right handle rod 305 and the left handle rod 302.

Compared with the prior art, the utility model has the advantages of as follows:

Drawings

Fig. 1 is a general structural schematic diagram of a double upper limb active training device in a home environment.

Fig. 2 is a schematic structural diagram of an upper limb movement mechanism in a double upper limb active training device in a home environment.

Fig. 3 is a schematic structural diagram of a belt transmission part of an entertainment training device of a double upper limb active training device in a home environment.

Fig. 4 is a schematic view of the structure of the gear and rack engaging portion of the amusement training device.

Fig. 5 is a schematic diagram of the installation position of the clutch and the touch plate of the amusement training device.

FIG. 6 is a schematic view of the ball rolling portion of the device.

Fig. 7 is a schematic view of the structure of the engagement portion of the pawl and the ratchet bar.

FIG. 8 is a first schematic structural view of a lower circular hole formed at the lower side of the rear end of the hollow tube and a connecting portion of the hollow tube and the spherical ball slideway.

FIG. 9 is a second schematic view of the connection between the hollow tube and the spherical ball chute.

Description of reference numerals: 1-base, 2-entertainment training device, 3-upper limb movement mechanism, 4-seat, 201-left synchronous belt, 202-left rear pulley, 203-right synchronous belt, 204-right rear pulley, 205-left front pulley, 206-left front rotating shaft, 207-left gear, 208-left rotating shaft support, 209-right rotating shaft support, 210-right front rotating shaft I, 211-right front pulley, 212-clutch, 213-right gear, 214-ball storage bin, 215-one-way bearing, 216-touch plate, 217-right lower sliding block, 218-right guide rail, 219-right rack, 220-ratchet rack, 221-left lower sliding block, 222-left guide rail, 223-left rack, 224-reversing bar, 225-upper stop bar, 226-upright post, 227-lower stop lever, 228-spring, 229-first spring fixing column, 230-slide block connecting plate, 231-upper left slide block, 232-fixed seat, 233-plug, 234-hollow tube, 235-impact rod, 236-upper right slide block, 237-pawl connecting seat, 238-pawl shaft, 239-pawl shaft supporting seat, 240-second spring fixing column, 241-middle left slide block, 242-pawl, 243-middle right slide block, 244-ball slideway, 245-slideway rack, 246-ball box, 247-ball bin rack, 248-right front rotating shaft, 301-left handle, 302-left handle rod, 303-rotating shaft supporting seat, 304-rotating shaft, 305-right handle rod, 306-right handle, 2121-clutch operating rod, 2161-upper contact rod, 232-left upper slide block, 232-fixed seat, 233-plug, 244-ball-middle slide block, 244-ball-, 2162-lower contact rod, 2261-upright column square hole, 2341-upper ball hole, 2342-lower round hole, 2421-outward extending rod and 2441-baffle plate.

Detailed Description

With reference to fig. 1-9, the utility model discloses a two upper limbs of home environment initiative trainer, including base 1, amusement trainer 2, upper limbs motion 3, seat 4, ball to patient's upper and lower, front and back, left right direction definition this application's direction, so as to describe this application, base 1 be bilateral symmetry structure, upper limbs motion 3 include left handle 301, left handle pole 302, pivot supporting seat 303, axis of rotation 304, right handle pole 305, right handle 306, axis of rotation 304 along left right direction level setting, the middle left and right sides of axis of rotation 304 rotate respectively and install in a pivot supporting seat 303 upper end, pivot supporting seat 303 lower extreme is fixed on base 1, the left and right parts of axis of rotation 304 respectively fixed left back band pulley 202, right back band pulley 204, axis of rotation 304 pass left back band pulley 202, right back band pulley 204 to the left side, The lower ends of a left handle rod 302 and a right handle rod 305 are respectively fixed after passing through the right rear belt wheel 204 rightwards, the upper end of the right handle rod 305 is fixed with a right handle 306, the upper end of the left handle rod 302 is fixed with a left handle 301, and the right handle rod 305 and the left handle rod 302 are arranged in bilateral symmetry relative to the base 1.

The seat 4 is disposed on the base 1 at a rear position between the right handle bar 305 and the left handle bar 302.

The entertainment training device 2 comprises a left synchronous belt 201, a left rear belt pulley 202, a right synchronous belt 203, a right rear belt pulley 204, a left front belt pulley 205, a left front rotating shaft 206, a left gear 207, a left rotating shaft support 208, a right rotating shaft support 209, a right front rotating shaft I210, a right front belt pulley 211, a clutch 212, a right gear 213, a ball storage bin 214, a one-way bearing 215, a touch plate 216, a right lower slide block 217, a right guide rail 218, a right rack 219, a ratchet rack 220, a left lower slide block 221, a left guide rail 222, a left rack 223, a reversing bar 224, an upper stop bar 225, a stand bar 226, a lower stop bar 227, a spring 228, a spring fixing column I229, a slide block connecting plate 230, a left upper slide block 231, a fixed seat 232, a plug 233, a hollow tube 234, an impact bar 235, a right slide block 236, a pawl connecting seat 237, an upper slide shaft 238, a pawl shaft support 239, a spring fixing column II 240, a left middle slide block 241, a pawl 242, The left rear belt wheel 202 forms belt transmission with the left front belt wheel 205 through a left synchronous belt 201, the right rear belt wheel 204 forms belt transmission with the right front belt wheel 211 through a right synchronous belt 203, the left front rotary shaft 206 is horizontally arranged along the left-right direction, the left end and the right end of the left front rotary shaft 206 are respectively and rotatably arranged at the upper end of a left rotary shaft support 208, the lower end of the left rotary shaft support 208 is fixed on the base 1, the left front belt wheel 205 and the left gear 207 are respectively fixed at the left side and the right side of the middle of the left front rotary shaft 206, the left gear 207 is meshed with the left rack 223, the upper part and the lower part of the left rack 223 are respectively and fixedly provided with a left middle slide block 241 and a left lower slide block 221, the left middle slide block 241 and the left lower slide block 221 are slidably arranged on the left guide rail 222, the left guide rail 222 is fixed at the left side of the rear side wall of the upright post 226, the left guide rail 222 is vertically arranged along the up-down direction, the, the outer ring of the one-way bearing 215 is fixed with a right gear 213, the left and right ends of a right front rotating shaft second 248 are respectively and rotatably mounted on a right rotating shaft support 209, the right end of the right front rotating shaft second 248 passes through the right rotating shaft support 209 rightwards and then is fixed with one end of a clutch 212, the other end of the clutch 212 is fixed with the left end of a right front rotating shaft first 210, the middle part of the right front rotating shaft first 210 is fixed with a right front pulley 211, the right end of the right front rotating shaft first 210 is rotatably mounted at the upper end of a third right rotating shaft support 209, the lower ends of the right rotating shaft supports 209 are both fixed on the base 1, the right gear 213 is meshed with a right rack 219, the upper end and the lower part of the right rack 219 are respectively fixed with a right middle slider 243 and a right lower slider 217, the right middle slider 243 and the right lower slider 217 are slidably mounted on the right guide rail 218, the right guide rail 218 is fixed at the right side of the rear side wall of the upright post 226, the ratchet bar 220, the right guide rail 218 and the left guide rail 222 are arranged in parallel.

The right lower slider 217 is fixed with the touch plate 216, the upper end and the lower end of the touch plate 216 are respectively provided with an upper touch bar 2161 and a lower touch bar 2162 which extend rightwards, and the clutch lever 2121 of the clutch 212 is positioned between the upper touch bar 2161 and the lower touch bar 2162.

The upper end of the right middle slider 243 is fixed with a pawl connecting seat 237, the pawl connecting seat 237 is fixed with a pawl shaft support 239, the pawl shaft support 239 is rotatably installed at the left end of the pawl shaft 238, the left end of the pawl shaft 238 is fixed with the rear end of the pawl 242, the front end of the pawl 242 is meshed with the ratchet bar 220, the rear end of the pawl 242 is provided with an extension rod 2421 extending towards the lower part of the rear side, the rear end of the extension rod 2421 is provided with a spring fixing post 240 extending towards the left, the pawl shaft support 239 is provided with a spring fixing post 229 extending towards the left, two ends of the spring 228 are respectively fixed on the spring fixing post 229 and the spring fixing post 240, the right end of the pawl shaft 238 is fixed with the rear end of the reversing lever 224, and the front end of the reversing lever 224 is positioned between the upper stop lever. The upper and

lower bars

225, 227 are fixed to the right side wall of the pillar 226.

Upper right slider 236, upper left slider 231 fixed slider connecting plate 230 simultaneously, fixed fixing base 232 on the slider connecting plate 230, the fixed striking rod 235 of fixing base 232, striking rod 235 upwards stretches out, base 1 front end fixed stand 226 the lower extreme, stand 226 is along the vertical setting of upper and lower direction.

A ball bin frame 247 is fixed at the upper end of the upright post 226, the ball bin frame 247 fixes the ball bin 214, the lower end of the ball bin 214 is fixed with a hollow tube 234 communicated with the cavity, the hollow tube 234 passes through an upright post square hole 2261 arranged at the upper end of the upright post 226 and extends towards the lower part of the rear side, the hollow tube 234 is L-shaped, one L-shaped end of the hollow tube 234 is fixed at the lower end of the ball bin 214, the other L-shaped end of the hollow tube 234 extends towards the lower part of the rear side, a plug 233 is arranged at the end part below the rear side of the hollow tube 234, a plurality of round balls are contained in the ball bin 214, the diameter of the inner hole of the hollow tube 234 is larger than that of the round balls, but only one round ball passes through, an upper ball hole 2341 along the vertical direction is arranged at the upper side of the end part below the rear side of the hollow tube 234, the diameter of the upper ball hole 2341 is larger than that of the round ball, but larger than the diameter of the impact rod 235. The lower round hole 2342, the upper ball hole 2341 and the impact rod 235 are coaxially arranged.

The ball slide 244 be L shape, ball slide 244's L shape one side stretches out to right side, upside, goes up ball hole 2341 and is located ball slide 244's L shape one side tip, ball slide 244's L shape one side tip is provided with baffle 2441, prevents that the ball from rolling down from slide shape one side tip right, ball slide 244's L shape another side stretches out to left side, downside, the lower extreme is located the top of ball case 246. The spherical slideway 244 is fixed on a slideway frame 245, and the slideway frame 245 is fixed on the base 1.

When the impact rod 235 moves upwards to penetrate through the lower round hole 2342 and the round ball is ejected out of the upper ball hole 2341, the upper stop rod 225 enables the reversing rod 224 to swing, the pawl shaft 238 rotates, the extension rod 2421 rotates to the upper side of the pawl shaft 238, the front end of the pawl 242 is separated from the ratchet bar 220, meanwhile, the lower contact rod 2162 pulls the clutch operating rod 2121 upwards, and the right front rotating shaft one 210 and the right front rotating shaft two 248 are in a separated state; when the slider link 230 moves down to the lower end limit position, the lower stop lever 227 swings the reversing lever 224 in the reverse direction, the pawl shaft 238 rotates, the extension lever 2421 rotates to the lower side of the pawl shaft 238, the front end of the pawl 242 engages with the ratchet bar 220, and the upper contact lever 2161 pulls the clutch lever 2121 downward, so that the right front rotary shaft one 210 and the right front rotary shaft two 248 are in a combined state.

When the clutch lever 2121 is pulled to the lower side, the clutch 212 is in an engaged state, and when the clutch lever 2121 is pulled to the upper side, the clutch 212 is in a disengaged state; when the right gear 213 rotates to raise the right rack 219, the inner and outer rings of the one-way bearing 215 are in an engaged state, and vice versa, in a disengaged state.

The transmission ratio of the left rear belt pulley 202 to the left front belt pulley 205 is less than 1, that is, the diameter of the left rear belt pulley 202 is greater than that of the left front belt pulley 205; the transmission ratio of the right rear belt pulley 204 to the right front belt pulley 211 is larger than 1, namely the diameter of the right rear belt pulley 204 is smaller than that of the right front belt pulley 211. The diameter of the left gear 207 is larger than the diameter of the right gear 213.

The seat 4 can be movably placed on the base 1, so that the front and back positions of the seat 4 can be conveniently adjusted, and the requirements of different patients can be met.

When a patient sits on the seat 4, the upper limb on one side of the patient can move to drive the upper limb on the other side to move, or the upper limbs on both sides can move, but the muscle strength is weak and the training is needed, the right handle 306 and the left handle 301 are positioned at the initial position and at the front limit position, the left rack 223 and the right rack 219 are positioned at the lower limit position, the right handle 306 is held by the extending right hand, the left handle 301 is held by the extending left hand, the right handle 306 and the left handle 301 are pulled backwards, the left rear pulley 202 and the right rear pulley 204 are driven to rotate by the rotating shaft 304, the left front pulley 205 and the right front pulley 211 are rotated by the left synchronous belt 201 and the right synchronous belt 203, the clutch 212 is in a combined state, the left gear 207 and the right gear 213 rotate to respectively lift the left rack 223 and the right rack 219, because the diameter of the left rear pulley 202 is larger than that of the left front pulley 205, and the diameter of the right rear pulley 204, the diameter of the left gear 207 is larger than that of the right gear 213, the rotating shaft 304 rotates when the right handle 306 and the left handle 301 are pulled backwards, and the ascending displacement of the left rack 223 is larger than the ascending distance of the right rack 219;

if the patient pushes the right handle 306 and the left handle to move from back to front to a set distance, for example, the range of motion of the upper limbs of a healthy person, the left rack 223 ascends to push the left middle slider 241, directly pushes the slider connecting plate 230 to ascend, so that the impact rod 235 penetrates through the lower circular hole 2342, the ball in the end part below the rear side of the hollow tube 234 is ejected out of the upper ball hole 2341, rolls down into the ball slideway 244 and rolls down into the ball box 246 by virtue of gravity, the upper blocking rod 225 swings the reversing rod 224, the pawl shaft 238 rotates, the extension rod 2421 rotates to the upper side of the pawl shaft 238, the front end of the pawl 242 is separated from the ratchet bar 220, the spring 228 makes the extension rod 2421 rotate to the upper side of the pawl shaft 238 without change, the lower blocking rod 2162 pulls the clutch operating rod 2121 upwards, so that the right front rotating shaft one 210 and the right front rotating shaft two 248 are in a separated state, and the slider connecting plate 230 moves down to, the left rack 223 and the right rack 219 reset to the lower limit positions; when the slider link plate 230 moves down to the lower end limit position, the lower stop lever 227 makes the reversing lever 224 swing reversely, the pawl shaft 238 rotates, the extension lever 2421 rotates to the lower side of the pawl shaft 238, the front end of the pawl 242 is engaged with the ratchet bar 220, the spring 228 makes the state that the extension lever 2421 rotates to the lower side of the pawl shaft 238 not change, and simultaneously the upper contact lever 2161 pulls the clutch operating lever 2121 downwards, so that the right front rotating shaft one 210 and the right front rotating shaft two 248 are in a combined state, and a round ball hitting process is completed.

If the patient pulls the right handle 306 backwards, the left handle moves backwards from front to back by a set distance, the right rack 219 rises, the front end of the pawl 242 is meshed with the ratchet bar 220, the front end of the pawl 242 is separated from the ratchet bar 220 and rises along with the right rack 219 in the rising process of the right rack 219, the front end of the pawl 242 is embedded into the ratchet bar 220 to prevent the right rack 219 from falling down when the right handle 306 moves forwards, meanwhile, the right gear 213 idles due to the one-way bearing 215 arranged between the right front rotating shaft II 248 and the right gear 213, in addition, the left rack 223 tightly moves up and down, the slider connecting plate 230 prevents the impact rod 235 from passing through the lower round hole 2342 to eject the round ball, the patient pulls the right handle 306 backwards, the right rack 219 rises, the process is repeated, the slider connecting plate 230 continues to rise by a distance, and if the right handle 306 and the left handle do not move backwards by a set distance once, the right rack 219 continues to rise, until the right middle slider 243 at the upper end of the right rack 219 pushes the slider connecting plate 230 to rise, so that the impact rod 235 passes through the lower round hole 2342, the round ball in the end part below the rear side of the hollow pipe 234 is ejected out of the upper ball hole 2341, rolls into the round ball slideway 244 and rolls into the ball box 246 by virtue of gravity, the upper stop rod 225 enables the reversing rod 224 to swing, the pawl shaft 238 rotates, the extension rod 2421 rotates to the upper side of the pawl shaft 238, the front end of the pawl 242 is separated from the ratchet rack 220, the spring 228 enables the extension rod 2421 to rotate to the upper side of the pawl shaft 238 without change, meanwhile, the lower feeler lever 2162 upwards pulls the clutch operating rod 2121, so that the right front rotating shaft I210 and the right front rotating shaft II 248 are in a separated state, the slider connecting plate 230 moves downwards to the lower end limit position by virtue of gravity, and the left rack 223 and the right rack 219; when the slider link plate 230 moves down to the lower end limit position, the lower stop lever 227 makes the reversing lever 224 swing reversely, the pawl shaft 238 rotates, the extension lever 2421 rotates to the lower side of the pawl shaft 238, the front end of the pawl 242 is engaged with the ratchet bar 220, the spring 228 makes the state that the extension lever 2421 rotates to the lower side of the pawl shaft 238 not change, and simultaneously the upper contact lever 2161 pulls the clutch operating lever 2121 downwards, so that the right front rotating shaft one 210 and the right front rotating shaft two 248 are in a combined state, and a round ball hitting process is completed.

Claims

1. The utility model provides a two upper limbs of house environment active training device which characterized in that: the upper limb movement mechanism (3) comprises a left handle rod (302), a rotating shaft (304) and a right handle rod (305), the rotating shaft (304) is rotatably installed on the base (1), the left end and the right end of the rotating shaft (304) are respectively fixed at the lower ends of the left handle rod (302) and the right handle rod (305), and the upper ends of the left handle rod (302) and the right handle rod (305) are respectively provided with the left handle rod (302) and the right handle (306);

the entertainment training device (2) comprises a left side belt transmission mechanism, a right side belt transmission mechanism, a left front rotating shaft (206), a right front rotating shaft I (210), a clutch (212), a ball storage bin (214), an impact rod (235), a pawl (242) and a right front rotating shaft II (248), wherein the rotating shaft (304) drives the left front rotating shaft (206) to rotate through the left side belt transmission mechanism, the rotating shaft (304) drives the right front rotating shaft I (210) to rotate through the right side belt transmission mechanism, the right front rotating shaft II (248) is connected with the right front rotating shaft I (210) through the clutch (212), a one-way bearing (215) is fixed on the right front rotating shaft II (248), a right gear (213) is fixed on the left front rotating shaft (206), the right front rotating shaft I (210) and the right front rotating shaft II (248) are rotatably installed on the base (1), the left gear (207) is meshed with a left rack (223), the right gear (213) is meshed with a right rack (219), the upper part and the lower part of the left rack (223) are respectively fixed with a left middle slider (241) and a left lower slider (221), the left middle slider (241) and the left lower slider (221) are installed on a left guide rail (222), the upper end and the lower part of the right rack (219) are respectively fixed with a right middle slider (243) and a right lower slider (217), the right middle slider (243) and the right lower slider (217) are installed on a right guide rail (218) in a sliding manner, the right guide rail (218) is fixed on the rear side of a vertical column (226), the ratchet bar (220) is fixed on the rear side of the vertical column (226), the ratchet bar (220) is vertically arranged along the vertical direction, and the ratchet bar (220), the right guide rail (218) and the left guide rail;

the right lower slider (217) is fixedly provided with a touch plate (216), the upper end and the lower end of the touch plate (216) are respectively provided with an upper contact rod (2161) and a lower contact rod (2162) which extend rightwards, and a clutch operating lever (2121) of the clutch (212) is positioned between the upper contact rod (2161) and the lower contact rod (2162);

a pawl shaft support (239) is fixed on the right middle slider (243), the left end of a pawl shaft (238) is rotatably installed on the pawl shaft support (239), the rear end of a pawl (242) is fixed at the left end of the pawl shaft (238), the front end of the pawl (242) is meshed with a ratchet rack (220), an outward extending rod (2421) extending towards the lower part of the rear side is arranged at the rear end of the pawl (242), a spring (228) is arranged between the outward extending rod (2421) and the pawl shaft support (239), the rear end of a reversing rod (224) is fixed at the right end of the pawl shaft (238), the front end of the reversing rod (224) is positioned between an upper stop rod (225) and a lower stop rod (227), and the upper stop rod (225) and the lower stop rod (227) are fixed on the upright post (226); the right upper slide block (236) and the left upper slide block (231) are respectively arranged on the left guide rail (222) and the right guide rail (218), the right upper slide block (236) and the left upper slide block (231) are used for fixing a slide block connecting plate (230), an impact rod (235) is fixed on the slide block connecting plate (230), and the lower end of the upright post (226) is fixed on the base (1);

the ball storage bin (214) is fixed at the upper end of the upright post (226), the hollow pipe (234) communicated with the cavity is fixed at the lower end of the ball storage bin (214), the hollow pipe (234) penetrates through the upright post (226) and extends towards the lower part of the rear side, a plug (233) is arranged at the end part of the lower part of the rear side of the hollow pipe (234), the hollow pipe (234) is used for allowing a single round ball to pass through, a plurality of round balls are contained in the ball storage bin (214), an upper ball hole (2341) and a lower round hole (2342) are respectively arranged at the upper side and the lower side of the rear side end part of the hollow pipe (234), the lower round hole (2342), the upper ball hole (2341) and the impact rod (235) are coaxially arranged, the diameters of the upper ball hole (2341), the round balls, the lower round hole (2342, the ball box is used for sliding the ball coming out of the upper ball hole (2341) into the ball box (246), and the ball box (246) is fixed on the base (1).

2. The active training device for double upper limbs of a home environment according to claim 1, characterized in that: when the impact rod (235) is located at a position for ejecting the round ball from the upper ball hole (2341), the upper blocking rod (225) enables the outward extending rod (2421) to be located on the upper side of the pawl shaft (238), the front end of the pawl (242) is separated from the ratchet rack (220), and meanwhile the lower contact rod (2162) enables the clutch operating rod (2121) to be pulled to enable the right front rotating shaft I (210) and the right front rotating shaft II (248) to be in a separated state; when the slider connecting plate (230) moves downwards to the lower end limit position, the lower stop lever (227) enables the outward extending rod (2421) to rotate to the lower side of the pawl shaft (238), the front end of the pawl (242) is meshed with the ratchet rack (220) and used for preventing the right middle slider (243) from sliding downwards, but the rising of the right middle slider (243) is not influenced; meanwhile, the upper contact lever (2161) pulls the clutch operating lever (2121) to enable the right front rotating shaft I (210) and the right front rotating shaft II (248) to be in a combined state.

3. The active training device for double upper limbs of a home environment according to claim 1, characterized in that: when the right gear (213) rotates to enable the right rack (219) to ascend, the one-way bearing (215) enables the right gear (213) and the right front rotating shaft II (248) to be in a combined state, and otherwise, the right gear and the right front rotating shaft II are in a separated state.

4. The active training device for double upper limbs of a home environment according to claim 1, characterized in that: the left side belt drive mechanism include left hold-in range (201), left back band pulley (202), left front pulley (205), right side belt drive mechanism include right hold-in range (203), right back band pulley (204), right front pulley (211), left back band pulley (202) form belt drive through left hold-in range (201) and left front pulley (205), right back band pulley (204) form belt drive through right hold-in range (203) and right front pulley (211), fixed left front pulley (205) of left front pivot (206), right front pivot (210) fixed right front pulley (211), the drive ratio of left back band pulley (202) and left front pulley (205) be less than 1, the drive ratio of right back band pulley (204) and right front pulley (211) be greater than 1.

5. The active training device for double upper limbs of a home environment according to claim 1, characterized in that: the diameter of the left gear (207) is larger than that of the right gear (213).

6. A home environment double upper limb active training device according to any one of claims 1-5, characterized in that: ball slide (244) are L shape, the L shape of ball slide (244) is stretched out to the right side, upside on one side, go up ball hole (2341) and be located the L shape of ball slide (244) tip on one side, the L shape of ball slide (244) tip on one side is provided with baffle (2441), prevent that the ball from rolling right from slide shape tip on one side, the L shape another side of ball slide (244) stretches out to the left side, downside, the lower extreme is located the top of ball case (246), ball slide (244) are fixed on slide frame (245), slide frame (245) are fixed on base (1).

7. A home environment double upper limb active training device according to any one of claims 1-5, characterized in that: the structure that a spring (228) is arranged between the overhanging rod (2421) and the pawl shaft support (239) is as follows: a second spring fixing column (240) extending leftwards is arranged at the rear end of the externally extending rod (2421), a first spring fixing column (229) extending leftwards is arranged on the pawl shaft support (239), and two ends of the spring (228) are respectively fixed on the first spring fixing column (229) and the second spring fixing column (240).

8. A home environment double upper limb active training device according to any one of claims 1-5, characterized in that: the hollow pipe (234) is L-shaped, one L-shaped end of the hollow pipe is fixed at the lower end of the ball storage bin (214), the other L-shaped end of the hollow pipe extends towards the lower part of the rear side, and a plug (233) is arranged at the end part of the lower part of the rear side of the hollow pipe (234).

9. A home environment double upper limb active training device according to any one of claims 1-5, characterized in that: the structure that the rotating shaft (304) is rotatably arranged on the base (1) is as follows: the middle left and right sides of axis of rotation (304) rotate respectively and install in a pivot supporting seat (303) upper end, pivot supporting seat (303) lower extreme is fixed on base (1), pivot (206) before the left side, right preceding pivot one (210), right preceding pivot two (248) rotate the structure of installing on base (1) and do: the left end and the right end of a left front rotating shaft (206) are respectively and rotatably arranged at the upper end of a left rotating shaft support (208), the lower end of the left rotating shaft support (208) is fixed on the base (1), the left side and the right side of the middle of the left front rotating shaft (206) are respectively and fixedly provided with a left front belt wheel (205), the left gear (207), the fixed one-way bearing (215) in the middle part of the second right front rotating shaft (248), the left and right ends of the second right front rotating shaft (248) are respectively rotatably installed on one right rotating shaft support (209), the right end of the second right front rotating shaft (248) passes through the one end of the fixed clutch (212) behind the right rotating shaft support (209) to the right, the left end of the first right front rotating shaft (210) is fixed to the other end of the clutch (212), the right front belt wheel (211) is fixed in the middle part of the first right front rotating shaft (210), the right end of the first right front rotating shaft (210) is rotatably installed at the upper end of the third right rotating shaft support (209), and the lower end of the right rotating shaft support (209) is fixed on the base (1).

10. A home environment double upper limb active training device according to any one of claims 1-5, characterized in that: the multifunctional chair is characterized by further comprising a seat (4), wherein the seat (4) is arranged on the base (1) and is located at the rear side position between the right handle rod (305) and the left handle rod (302).