CN110547950A - patient muscle rehabilitation training device - Google Patents
patient muscle rehabilitation training device Download PDFInfo
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- CN110547950A CN110547950A CN201910945346.1A CN201910945346A CN110547950A CN 110547950 A CN110547950 A CN 110547950A CN 201910945346 A CN201910945346 A CN 201910945346A CN 110547950 A CN110547950 A CN 110547950A
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- cylinder
- vertical
- circular plate
- spline
- shaft
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0214—Stretching or bending or torsioning apparatus for exercising by rotating cycling movement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0274—Stretching or bending or torsioning apparatus for exercising for the upper limbs
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/012—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using frictional force-resisters
- A63B21/015—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using frictional force-resisters including rotating or oscillating elements rubbing against fixed elements
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
Abstract
The invention provides a patient muscle rehabilitation trainer, which effectively solves the problem that the upper limb rehabilitation training in the prior art has strong pulling and hard dragging and cannot be well suitable for different individual requirements at different stages; the technical scheme for solving the problem is that the device comprises a vertical plate, wherein a cross shaft is arranged at the upper end of the vertical plate, a first cylinder is arranged on the cross shaft, a second cylinder is arranged in the first cylinder, a first circular plate is arranged at the upper end of the second cylinder, a sliding groove is arranged on the first circular plate, a sliding block is arranged in the sliding groove, a third cylinder is arranged in the second cylinder, a first friction disc is arranged above the second circular plate, a vertical shaft is arranged in the third cylinder, a telescopic rod is arranged at the upper end of the sliding block, and a second friction wheel is arranged at the upper; the first friction disc is provided with a groove, a lead screw is arranged in the groove, a rectangular block is arranged on the lead screw, and a handle is arranged on the rectangular block; a box body is arranged below the cross shaft, a first chain wheel is arranged in the box body, a first bevel gear is arranged on the cross shaft, a second bevel gear is arranged on the right side of the box body, a spline shaft is arranged on the second bevel gear, a second chain wheel is arranged on the spline shaft, and a clutch is arranged at the lower end of the spline shaft.
Description
Technical Field
The invention relates to the technical field of rehabilitation training instruments, in particular to a patient muscle rehabilitation training device.
background
The existing rehabilitation instruments are roughly divided into two types, one is an instrument which completely depends on the patient to exert force to move the upper limb, and the instrument is not suitable for the patient with the affected part which is just healed, because the driving instrument needs larger force; the other is completely provided by electric power, but under the action of the electric power, the patient may feel uncomfortable suddenly, the apparatus still drives the upper limb to move forcibly, and secondary injury to the injured part is easily caused. In addition, the output force of the existing nursing apparatus is constant, and the amplitude of the movement is not adjustable.
In addition, upper limbs joint angle home range is great, is similar to the ball pivot, and the general angle of current upper limbs exerciser is fixed, can only train partly muscle crowd during the activity to the joint can not obtain comprehensive activity, is unfavorable for the rehabilitation of affected part, causes current nursing apparatus can not be fine adaptation patient's in different stages activity demand also can not adapt to different patients.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the muscle rehabilitation training device for the patient, which effectively solves the problems that the upper limb rehabilitation training in the prior art is pulled hard and hard to cause secondary damage to the part of the patient and cannot be well suitable for different individual requirements in different stages.
The technical scheme includes that the device comprises a vertical plate, a horizontal and rotatable cross shaft is arranged at the upper end of the vertical plate, a vertical first cylinder is fixed at the left end of the cross shaft, a second cylinder which is coaxial with the first cylinder and can rotate is arranged in the first cylinder, the upper end of the second cylinder extends out of the first cylinder, a first circular plate which is coaxial with the second cylinder is arranged at the upper end of the second cylinder, a plurality of sliding grooves which are arranged along the radial direction of the first circular plate are arranged on the first circular plate, sliding blocks which can slide along the sliding grooves are arranged in the sliding grooves, a rotatable third cylinder is arranged in the second cylinder, a second circular plate extends out of the upper end of the third cylinder, arc-shaped grooves which correspond to the sliding grooves one by one, a first friction disc which is coaxial with the second circular plate are arranged above the second circular plate, a rotatable vertical shaft is arranged in the; a vertical telescopic rod is fixed at the upper end of the sliding block, an arc-shaped groove penetrates through the upper end of the telescopic rod, a second friction wheel attached to the first friction disk is arranged at the upper end of the telescopic rod, the sliding block can slide in the sliding groove when the second circular plate rotates, and the first circular plate and the second circular plate can be fixed together; a groove is formed in the upper end face of the first friction disc along the radial direction of the first friction disc, a rotatable lead screw is arranged in the groove, a rectangular block is sleeved on the lead screw, the lead screw can rotate to enable the rectangular block to be close to or far away from the vertical shaft, a handle is arranged at the upper end of the rectangular block, and the handle is connected with the rectangular block in a spherical hinge mode;
The lower end of the transverse shaft is provided with a box body, a first chain wheel coaxially fixed with the vertical shaft is arranged in the box body, a first bevel gear is sleeved at the right end of the transverse shaft and fixed on the vertical plate through a plurality of connecting rods, a horizontal second bevel gear is arranged at the upper end of the right side of the box body, a spline shaft coaxial with the second bevel gear is arranged at the lower end of the second bevel gear, a second chain wheel coaxial with the spline shaft is sleeved on the spline shaft, the first chain wheel and the second chain wheel are in chain transmission, a clutch is arranged at the lower end of the spline shaft, and the clutch controls.
The invention has smart structure, effectively avoids strong pulling, can carry out comprehensive or specific training on joints and muscle groups according to different requirements, can adjust the maximum load, can meet the requirements of power-assisted movement and resistance movement, is convenient to use and has wide applicability.
Drawings
FIG. 1 is a front cross-sectional view of the present invention.
Fig. 2 is a schematic structural view of a core member in the present invention.
Fig. 3 is a schematic structural view of a part of the present invention.
FIG. 4 is a schematic structural view of the second cylinder, the first circular plate and the large gear according to the present invention.
FIG. 5 is a schematic view of the structure of a second circular plate according to the present invention.
FIG. 6 is a schematic structural view of a rectangular plate and a vertical rod in the clutch of the present invention.
FIG. 7 is a schematic structural diagram of a second circular plate, a sliding block, a telescopic rod and parts thereon.
FIG. 8 is a schematic diagram of the connection of some parts of the clutch of the present invention.
Fig. 9 is a schematic diagram of the motor according to the present invention.
Detailed Description
The following description will explain embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 9, the present invention includes a vertical plate 1, a horizontal and rotatable cross shaft 2 is provided at the upper end of the vertical plate 1, a vertical first cylinder 3 is fixed at the left end of the cross shaft 2, a second cylinder 4 coaxial with the first cylinder 3 and rotatable therewith is provided in the first cylinder 3, the upper end of the second cylinder 4 extends out of the first cylinder 3, a first circular plate 5 coaxial with the second cylinder 4 is provided at the upper end of the second cylinder 4, a plurality of sliding grooves 6 provided along the radial direction of the first circular plate 5 are provided on the first circular plate 5, a sliding block 7 slidable along the sliding grooves 6 is provided in the sliding grooves 6, a rotatable third cylinder 8 is provided in the second cylinder 4, the upper end of the third cylinder 8 extends out of the second circular plate 9, arc-shaped grooves 10 corresponding to the sliding grooves 6 one by one are provided on the second circular plate 9, a first friction disc 11 coaxial with the second circular plate 9 is provided above the third circular plate 9, a rotatable vertical shaft 12 is provided in the third cylinder 8, and the upper; a vertical telescopic rod is fixed at the upper end of the sliding block 7, an arc-shaped groove 10 penetrates through the upper end of the telescopic rod, a second friction wheel 13 attached to the first friction disc 11 is arranged at the upper end of the telescopic rod, the sliding block 7 can slide in the sliding groove 6 when the second circular plate 9 rotates, and the first circular plate 5 and the second circular plate 9 can be fixed together; a groove 14 is formed in the upper end face of the first friction disc 11 along the radial direction of the first friction disc, a rotatable lead screw 15 is arranged in the groove 14, a rectangular block 16 is sleeved on the lead screw 15, the lead screw 15 rotates to enable the rectangular block 16 to be close to or far away from the vertical shaft 12, a handle is arranged at the upper end of the rectangular block 16, and the handle is connected with the rectangular block 16 in a spherical hinge mode;
The lower end of the transverse shaft 2 is provided with a box body 17, a first chain wheel 18 coaxially fixed with the vertical shaft 12 is arranged in the box body 17, a first bevel gear 19 is sleeved at the right end of the transverse shaft 2, the first bevel gear 19 is fixed on the vertical plate 1 through a plurality of connecting rods, a horizontal second bevel gear 20 is arranged at the upper end of the right side of the box body 17, a spline shaft 21 coaxial with the second bevel gear 20 is arranged at the lower end of the second bevel gear 20, a second chain wheel 22 coaxial with the spline shaft is sleeved on the spline shaft 21, the first chain wheel 18 and the second chain wheel 22 are in chain transmission, a clutch is arranged at the lower end of the spline shaft 21.
In order to also make things convenient for patient's later stage rehabilitation training, first drum 3 upper end have third friction pulley 23, spout 6 run through the upper and lower terminal surface of first plectane 5, and the cross-section of spout 6 is "ten" style of calligraphy, slider 7 can only slide but can not reciprocate along spout 6 in arranging spout 6 in, slider 7 lower extreme has perpendicular section of thick bamboo, there is fourth friction pulley 25 rather than coaxial perpendicular section of thick bamboo below, fourth friction pulley 25 upper end has vertical movable rod 24, movable rod 24 arranges in perpendicular section of thick bamboo in, is connected with the pressure spring between movable rod 24 and the perpendicular section of thick bamboo upper end, the pressure spring makes fourth friction pulley 25 and third friction pulley 23 keep in contact.
In order to facilitate switching of the state of the invention, a blind hole with an inward opening is formed in the inner side wall of the vertical cylinder, a pin capable of sliding along the blind hole is arranged in the blind hole, the pin and the blind hole are connected through a pressure spring, the pin extends out of the blind hole, one end of the pin extending out of the blind hole is hemispherical, an annular clamping groove is formed in the movable rod 24, and when the movable rod 24 moves upwards and the pin is clamped into the clamping groove, the fourth friction wheel 25 and the third friction wheel 23 are kept in a separated state.
In order to fix the position of the sliding block 7 and adjust the load, a plurality of vertical threaded pipes 26 are fixed around the upper end of the first circular plate 5, a screw rod is arranged in each threaded pipe 26, a plurality of clamping holes matched with the screw rod are formed in the second circular plate 9, the upper end of the screw rod is arranged in each clamping hole to fix the first circular plate 5 and the second circular plate 9, and the screw rod moves downwards and is separated from the clamping holes when being screwed.
Of course, the upper end of the screw can be completely placed on the upper end of the second circular plate 9 through the clamping hole, and then the nut is screwed on the upper end of the screw, so that the second circular plate 9 can be fixed in the up-and-down direction.
In order to make this device can the omnidirectional realize muscle rehabilitation exercise, also can temper upper limbs specific muscle crowd, specific swing angle, the clutch include first face gear 27, end fixing under first face gear 27 up end and the second sprocket 22, be fixed with the coaxial second face gear 28 with second sprocket 22 on the box 17 lower extreme board, the cover is equipped with spline section of thick bamboo 29 on the spline section of thick bamboo 21, all have tooth on the both ends face about spline section of thick bamboo 29, when spline section of thick bamboo 29 upper end and first face gear 27 meshing, second sprocket 22 can drive spline shaft 21 and rotate, when spline section of thick bamboo 29 lower extreme and second face gear 28 meshing, second sprocket 22 idle running and spline shaft 21 can not rotate.
In order to better control two states of the spline shaft 21, a horizontal rectangular plate is arranged on the outer side of the spline cylinder 29, the spline cylinder 29 penetrates through the rectangular plate, the spline cylinder 29 can rotate on the rectangular plate, annular bulges are arranged on the outer sides of the upper end and the lower end of the spline cylinder 29 respectively, the spline cylinder 29 is not separated from the rectangular plate due to the annular bulges, vertical upright rods are arranged on the lower sides of the left end and the right end of the rectangular plate respectively, the lower ends of the upright rods penetrate through the lower side plate of the box body and are arranged on the outer side of the box body, pressure springs are sleeved on the upright rods, the upper ends of the pressure springs are; each upright rod is provided with two through holes which are arranged along the left-right direction, the two through holes on the same upright rod are distributed up and down, a horizontal bolt penetrates through the through holes, the bolt is positioned on the outer side of the box body, the spline cylinder 29 is meshed with the first end face gear 27 when the bolt is positioned in the through hole on the lower side, and the spline cylinder 29 is meshed with the second end face gear 28 when the bolt is positioned in the through hole on the upper side.
In order to realize auxiliary force application, the lower end of the second cylinder 4 extends out of the lower end of the first cylinder 3, a large gear is fixed on the outer side of the lower end of the first cylinder 3, a small gear is meshed with one side of the large gear, a servo motor is connected to the small gear, and the motor is fixed on the box body 17.
The telescopic rod comprises a vertical cylinder 30, the lower end of the vertical cylinder 30 is fixed on the sliding block 7, the upper end of the vertical cylinder 30 penetrates through the second circular plate 9 through the arc-shaped groove 10 and is arranged at the upper end of the second circular plate 9, an ejector rod 31 capable of moving up and down is arranged in the vertical cylinder 30, the upper end of the ejector rod 31 is fixed with the second friction wheel 13, and the lower end of the upright rod is connected with the lower end of the vertical cylinder 30 through a pressure spring.
The outside of the telescopic rod is also sleeved with a pressure spring for further adjusting the friction force between the first friction disk 11 and the second friction disk.
It is worth noting that a bearing is arranged between the cross shaft 2 and the vertical plate 1, so that friction is reduced, loss of the cross shaft 2 is reduced, and service life is prolonged; in order to realize the reciprocating circulation without hurting the arms, two common and simple embodiments are mentioned, wherein the motor is a servo motor, the rotation speed and the number of turns can be set, the rotation speed can be controlled to control the swing frequency of the upper limbs, the number of turns can be controlled to control the angle of the horizontal shaft 2 which can drive the first cylinder 3 to swing, thereby realizing the control of the amplitude of the upper limb rehabilitation exercise, the servo motor is adopted, an arc-shaped groove is arranged on the first bevel gear 19, two switches of the motor are respectively arranged on two sides in the arc-shaped groove, the switches and the first bevel gear 19 can be fixed in various ways such as a sucker or a screw, a cylindrical block is fixed at the upper end of the pinion, the second bevel gear 20 rotates along with the motor after the motor is positively transmitted, when the cylindrical block is pressed to one switch, the motor rotates reversely, then returns to press the other switch, the motor continues to transmit positively. The lower end of the vertical plate 1 is fixed with a bottom plate, and the bottom plate is fixed on the ground through a plurality of ground pressing screws.
A bearing is arranged between the first cylinder 3 and the second cylinder 4, a bearing is arranged between the second cylinder 4 and the third cylinder 8, and a bearing is arranged between the third cylinder 8 and the vertical shaft 12.
Certainly, under the condition that no nut is mounted at the upper end of the screw, in order to further adjust the friction force between the first friction disc 11 and the second friction wheel 13, the lower end of the vertical shaft 12 is sleeved with the threaded sleeve 32, the upper end of the threaded sleeve 32 is located in the second cylinder 4, the threaded sleeve 32 is in threaded connection with the second cylinder 4, the threaded sleeve 32 is in clearance fit with the vertical shaft 12, the distance between the second circular plate 9 and the first friction disc 11 can be controlled by rotating the threaded sleeve 32, and the contraction degree of the pressure spring on the telescopic rod is controlled, so that the friction force between the first friction disc 11 and the second friction wheel 13 is realized.
when the device is used, if the diseased part of a patient is still weak, only muscles need to be moved, the device should be held on a handle with the aid of a motor, the motor is started, the motor drives a pinion to rotate, the pinion drives a second circular plate 4 to rotate through a bull gear, at the moment, a first circular plate 5 and a second circular plate 9 are fixed together, the position of a sliding block 7 is also fixed, so that the second circular plate 4 drives a first friction disc 11 to rotate through a plurality of second friction wheels 13, and the first friction disc 11 rotates to drive the arm of the patient to swing back and forth; the first friction disk 11 drives the first chain wheel 18 to rotate through the vertical shaft 12, the first chain wheel 18 drives the second chain wheel 22 to rotate through the chain, the second chain wheel 22 rotates and drives the spline shaft 21 to rotate through the clutch, and the spline shaft 21 enables the second bevel gear 20 to rotate around the first bevel gear 19, so that the first cylinder 3 can turn and swing by taking the horizontal shaft 2 as an axis.
When a patient enters a later stage of treatment, the patient needs to do full exercise at the moment, the motor is not powered on, the third friction disc is pulled downwards to enable the pin to be separated from the groove 14 in the movable rod 24, the third friction wheel 23 is kept in contact with the fourth friction wheel 25 through the pressure spring at the moment, the handle is held by the hand to rotate, the first friction disc 11 can rotate only by overcoming the friction force between the third friction wheel 23 and the fourth friction wheel 25, the whole device is switched to a labor-consuming mode at the moment, similarly, the first friction disc 11 rotates to drive the vertical shaft 12 to rotate, then the vertical shaft is driven through the first chain wheel 18, the second chain wheel 22 and the spline shaft 21, and finally the second bevel gear 20 rotates around the first bevel gear 19 to achieve overturning and swinging of the arms, so that all muscle groups and joints of the upper limbs are exercised in an.
When the arm needs to be exercised at a certain angle, the bolt on the upright rod is pulled out from the through hole at the lower part and inserted into the through hole at the upper part, the teeth at the lower end of the spline cylinder 29 are meshed with the second end face gear 28, the spline shaft 21 cannot be fixed, the first chain wheel 18 idles, and therefore the angle of the first friction disc 11 is also fixed.
The invention has the outstanding advantages and remarkable progress that:
1. the invention adopts the first friction disc 11 which can rotate and overturn, thus realizing the omnibearing movement of various muscle groups and joints of the upper limb, leading the muscle and the joint of the upper limb to be healthier and more comprehensive rehabilitation training, and being beneficial to the rehabilitation of the patient part.
2. According to the invention, the plurality of second friction wheels 13 are adopted to drive the first friction disc 11, so that the phenomenon of hard pulling can be effectively avoided, the affected part is also prevented from being damaged for the second time, and the first friction disc automatically slips in case that the arm cannot follow the rhythm; the third friction wheel 23 and the fourth friction wheel 25 are adopted, so that later-period exercise is facilitated; by adopting the combination of the first circular plate 5 and the second circular plate 9, the distance between the second friction wheel 13 and the vertical shaft 12 is fixed, the maximum load value can be effectively adjusted, and the stepless adjustment can meet and realize the rehabilitation exercise of each stage.
3. The handle in the invention is determined by the rectangular block 16, the position of the rectangular block 16 can be determined by rotating the lead screw 15, the invention can adapt to patients with different arm lengths, also belongs to stepless adjustment, can well meet the requirements of different patients in hospitals, and has good adaptability.
4. The upper limb exercising device can enable the first friction disc 11 to rotate and turn over to swing, and also can enable the first friction disc 11 to rotate without turning over, so that the upper limb can be comprehensively moved, the exercising at a specific angle can be realized, the different states can be conveniently and quickly switched, and the operation is convenient.
5. The turning amplitude of the first friction disc 11 is controllable, so that the requirements of different patients can be met.
The invention has smart structure, effectively avoids strong pulling, can carry out comprehensive or specific training on joints and muscle groups according to different requirements, can adjust the maximum load, can meet the requirements of power-assisted movement and resistance movement, is convenient to use and has wide applicability.
Claims (8)
1. The rehabilitation trainer for the muscle of a patient is characterized by comprising a vertical plate (1), a horizontal and rotatable cross shaft (2) is arranged at the upper end of the vertical plate (1), a vertical first cylinder (3) is fixed at the left end of the cross shaft (2), a second cylinder (4) which is coaxial with the first cylinder and can rotate is arranged in the first cylinder (3), the first cylinder (3) extends out of the upper end of the second cylinder (4), a first circular plate (5) which is coaxial with the second cylinder is arranged at the upper end of the second cylinder (4), a plurality of sliding grooves (6) which are formed along the radial direction of the first circular plate (5) are formed in the first circular plate (5), sliding blocks (7) which can slide along the sliding grooves are arranged in the sliding grooves (6), a third cylinder (8) which can rotate is arranged in the second cylinder (4), a second circular plate (9) extends out of the upper end of the third cylinder (8), arc-shaped grooves (10) which correspond to the sliding grooves (6) one by one, and first friction discs (11) which are coaxial with, a vertical shaft (12) capable of rotating is arranged in the third cylinder (8), and the upper end of the vertical shaft (12) is fixed with the first friction disc (11); a vertical telescopic rod is fixed at the upper end of the sliding block (7), an arc-shaped groove (10) penetrates through the upper end of the telescopic rod, a second friction wheel (13) attached to the first friction disk (11) is arranged at the upper end of the telescopic rod, the sliding block (7) can slide in the sliding groove (6) when the second circular plate (9) rotates, and the first circular plate (5) and the second circular plate (9) can be fixed together; a groove (14) is formed in the upper end face of the first friction disc (11) along the radial direction of the first friction disc, a screw rod (15) capable of rotating is arranged in the groove (14), a rectangular block (16) is sleeved on the screw rod (15), the screw rod (15) can rotate to enable the rectangular block (16) to be close to or far away from the vertical shaft (12), a handle is arranged at the upper end of the rectangular block (16), and the handle is connected with the rectangular block (16) in a spherical hinge mode;
The lower end of the transverse shaft (2) is provided with a box body (17), a first chain wheel (18) which is coaxially fixed through a vertical shaft (12) is arranged in the box body (17), a first bevel gear (19) is sleeved at the right end of the transverse shaft (2), the first bevel gear (19) is fixed on the vertical plate (1) through a plurality of connecting rods, a horizontal second bevel gear (20) is arranged at the upper end of the right side of the box body (17), a spline shaft (21) which is coaxial with the second bevel gear (20) is arranged at the lower end of the second bevel gear (20), a second chain wheel (22) which is coaxial with the spline shaft (21) is sleeved on the spline shaft (21), the first chain wheel (18) and the second chain wheel (22) are in chain transmission, a clutch is arranged at the.
2. The patient muscle rehabilitation training device according to claim 2, wherein a third friction wheel (23) and a third friction wheel (23) are arranged at the upper end of the first cylinder (31), the sliding groove (6) penetrates through the upper end surface and the lower end surface of the first circular plate (5), the cross section of the sliding groove (6) is in a cross shape, the sliding block (7) is arranged in the sliding groove (6) and can only slide along the sliding groove (6) but cannot move up and down, a vertical cylinder is arranged at the lower end of the sliding block (7), a fourth friction wheel (25) coaxial with the vertical cylinder is arranged below the vertical cylinder, a vertical movable rod (24) is arranged at the upper end of the fourth friction wheel (25), the movable rod (24) is arranged in the vertical cylinder, and a pressure spring is connected between the movable rod (24) and the upper end of the vertical cylinder and enables the fourth friction wheel (25) to keep in contact with the third friction wheel (23).
3. The patient muscle rehabilitation training device according to claim 1, wherein the inner side wall of the vertical cylinder is provided with a blind hole with an inward opening, a pin capable of sliding along the blind hole is arranged in the blind hole, the pin is connected with the blind hole through a pressure spring and extends out of the blind hole, one end of the pin extending out of the blind hole is hemispherical, the movable rod (24) is provided with an annular clamping groove, and when the movable rod (24) moves upwards and the pin is clamped into the clamping groove, the fourth friction wheel (25) and the third friction wheel (23) are kept in a separated state.
4. The patient muscle rehabilitation training device according to claim 1, wherein a plurality of vertical threaded pipes (26) are fixed around the upper end of the first circular plate (5), a screw rod is arranged in each threaded pipe (26), a plurality of clamping holes matched with the screw rod are formed in the second circular plate (9), the upper end of the screw rod is arranged in each clamping hole, so that the first circular plate (5) and the second circular plate (9) are fixed, and the screw rod moves downwards and is separated from the clamping holes when being screwed.
5. The patient muscle rehabilitation training device according to claim 1, wherein the clutch comprises a first face gear (27), the upper end face of the first face gear (27) is fixed to the lower end face of a second chain wheel (22), a second face gear (28) coaxial with the second chain wheel (22) is fixed to a lower side plate of the box body (17), a spline cylinder (29) is sleeved on the spline shaft (21), teeth are arranged on the upper end face and the lower end face of the spline cylinder (29), when the upper end of the spline cylinder (29) is meshed with the first face gear (27), the second chain wheel (22) can drive the spline shaft (21) to rotate, and when the lower end of the spline cylinder (29) is meshed with the second face gear (28), the second chain wheel (22) idles and the spline shaft (21) cannot rotate.
6. The patient muscle rehabilitation training device according to claim 1, wherein a horizontal rectangular plate is arranged on the outer side of the spline cylinder (29), the spline cylinder (29) penetrates through the rectangular plate, the spline cylinder (29) can rotate on the rectangular plate, annular bulges are arranged on the outer sides of the upper end and the lower end of the spline cylinder (29), the spline cylinder (29) is not separated from the rectangular plate due to the annular bulges, vertical upright rods are arranged on the lower sides of the left end and the right end of the rectangular plate, the lower ends of the upright rods penetrate through the lower side plate of the box body and are arranged on the outer side of the box body, pressure springs are sleeved on the upright rods, the upper ends of the pressure springs are connected with the rectangular plate, and the lower ends of the pressure springs are; each vertical rod is provided with two through holes which are arranged along the left-right direction, the two through holes on the same vertical rod are distributed up and down, a horizontal bolt penetrates through the through holes, the bolt is positioned on the outer side of the box body, the spline cylinder (29) is meshed with the first face gear (27) when the bolt is positioned in the through hole on the lower side, and the spline cylinder (29) is meshed with the second face gear (28) when the bolt is positioned in the through hole on the upper side.
7. The patient muscle rehabilitation training device as claimed in claim 1, wherein the lower end of the second cylinder (4) extends out of the lower end of the first cylinder (3), a gear wheel is fixed on the outer side of the lower end of the first cylinder (3), a pinion is meshed with one side of the gear wheel, a servo motor is connected to the pinion, and the motor is fixed on the box body (17).
8. The patient muscle rehabilitation training device according to claim 1, wherein the telescopic rod comprises a vertical cylinder (30), the lower end of the vertical cylinder (30) is fixed on the sliding block (7), the upper end of the vertical cylinder (30) penetrates through the second circular plate (9) through the arc-shaped groove (10) and is arranged at the upper end of the second circular plate (9), a push rod (31) capable of moving up and down is arranged in the vertical cylinder (30), the upper end of the push rod (31) is fixed with the second friction wheel (13), and the lower end of the vertical rod is connected with the lower end of the vertical cylinder (30) through a pressure spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910945346.1A CN110547950B (en) | 2019-09-30 | 2019-09-30 | Patient muscle rehabilitation training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910945346.1A CN110547950B (en) | 2019-09-30 | 2019-09-30 | Patient muscle rehabilitation training device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110547950A true CN110547950A (en) | 2019-12-10 |
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| CN110547950B (en) | 2021-06-18 |
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