CN111449912A

CN111449912A - Early treatment device for peripheral vascular disease

Info

Publication number: CN111449912A
Application number: CN202010364965.4A
Authority: CN
Inventors: 袁向科; 江瑞; 江泽; 何立刚; 刘辉; 李建鹏; 南喜连; 李亚南; 姚登峰
Original assignee: Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
Current assignee: Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-07-28
Anticipated expiration: 2040-04-30
Also published as: CN111449912B

Abstract

The invention relates to an early treatment device for peripheral vascular diseases, which skillfully utilizes a clutch to selectively clutch a hand exercising device and a leg exercising device, so as to facilitate the patients to carry out four-limb cooperative motion or independent upper and lower limb exercising, the hand exercising device utilizes the rotation of a one-way lead screw to ensure that a radial block changes the position of the radial block in the radial direction, so that the hand exercising device is suitable for different people, has strong practicability, utilizes a separating mechanism to synchronously rotate a planetary gear and a two-way lead screw, utilizes the characteristic that the planetary gear rotates around a main gear and simultaneously rotates to realize winding motion on a vertical plane, and can utilize the separating mechanism to separate the synchronous rotation of the planetary gear and the two-way lead screw when the legs of the patients are fatigued, thereby being suitable for the patients with different degrees, the invention has skillful structure and simple operation, the mode is tempered in the motion is various, and the motion is tempered and treatment is showing, and the practicality is strong, is fit for using widely.

Description

Early treatment device for peripheral vascular disease

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to an early treatment device for peripheral vascular diseases.

Background

Peripheral vascular disease refers to a general term for diseases occurring in the blood vessels of the limbs, and is classified into arterial diseases and venous diseases according to the involvement of the pathological changes in the blood vessels. The main clinical manifestations include limb swelling, limb pain and intermittent claudication, most of the current gold standards for diagnosis of peripheral vascular diseases are angiography, which is mainly based on surgical treatment, and the patients with mild symptoms can adopt general treatment and drug treatment. The causes of peripheral vascular diseases are many, and the incidence probability of vascular diseases such as venous thrombosis and the like is increased with the age; the vein insufficiency of the lower limbs is more easily caused by standing or sitting for a long time, and the deep vein thrombosis of the lower limbs is easily formed by patients who lie in bed or have mobility disorder for a long time; smoking can destroy arterial endothelium and promote local inflammatory reaction, thereby activating intravascular coagulation mechanism, causing vasospasm, thrombosis, etc.; in addition, smoking can also cause dyslipidemia and accelerate the development process of arteriosclerosis; arteriosclerosis can cause thrombosis to cause vascular occlusion, and in a few cases, arteriosclerosis can cause damage to the arterial wall to become weak, forming an aneurysm; meanwhile, hypertension, diabetes and the like can cause peripheral vascular diseases.

The early treatment aiming at the peripheral vascular disease mainly aims at the limb activities of four limbs, the main treatment mode is the change of living habits, the treatment mode comprises smoking cessation, sedentariness avoidance or long-time standing, low-salt and low-fat diet, and secondly, patients with the peripheral vascular disease can carry out proper functional exercise, mainly walk, rest after the ischemia symptoms appear after walking every time, and then recover to walk after the symptoms improve.

Disclosure of Invention

In view of the shortcomings of the prior art, the present invention provides an early treatment device for peripheral vascular diseases, which solves the problems mentioned in the background art.

The technical purpose of the invention is realized by the following technical scheme:

the early treatment device for the peripheral vascular disease comprises a bracket, wherein a seat is arranged at the upper end of the bracket, and is characterized in that the upper end of the bracket is longitudinally and rotatably connected with a main shaft, and two ends of the main shaft are respectively connected with two groups of leg exercise devices arranged on the bracket;

the leg exercising device comprises a circular shell arranged on a support, a transmission shaft is coaxially connected in the circular shell in a rotating mode, a first clutch is connected between the transmission shaft and a main shaft, the transmission shaft is coaxially connected with a sun gear, the end of the transmission shaft is coaxially connected with a sealing cover matched with the circular shell in a rotating mode, an inner gear ring is arranged in the circular shell, a planetary gear which slides and winds the circular shell along the circumferential direction is meshed between the sun gear and the inner gear ring, the planetary gear is coaxially provided with a bidirectional screw which winds the circular shell and the sealing cover along the circumferential direction, a separating mechanism is connected between the planetary gear and the bidirectional screw, the separating mechanism can enable the bidirectional screw and the planetary gear to synchronously rotate or separate, and the bidirectional screw is in threaded fit with a moving cylinder, the outer parts of the circular shell and the sealing cover are respectively connected with a limiting rod which is longitudinally arranged along the circumferential direction in a sliding manner, two groups of limiting rods respectively longitudinally slide through the moving cylinder and are respectively arranged at two sides of the bidirectional screw rod, the end parts of the two groups of limiting rods are connected with an end cover which is rotatably sleeved outside the bidirectional screw rod, the outer part of the moving cylinder is rotatably connected with a pedal plate, and the pedal plate is provided with a binding device for binding the feet of a patient;

the support in install a controller, first clutch and controller electric connection, satisfy the operating condition of controller control first clutch.

Preferably, a hand exercising device is connected to the main shaft;

the hand exercising device comprises two groups of pushing plates which are rotationally connected at the upper end of the bracket, the pushing plates are coaxially connected with first gears, a second gear which is rotationally connected at the upper end of the bracket is meshed between the two groups of first gears, the second gear is coaxially connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear longitudinally and rotationally connected with the bracket, the second bevel gear is coaxially provided with a transition shaft which is rotationally connected with the bracket, a second clutch is connected between the transition shaft and the rotating shaft of the second bevel gear, the second clutch is electrically connected with the controller, the working state of the second clutch is controlled by the controller, the transition shaft is in transmission connection with the main shaft through a belt, and the push plate is connected with a driving handle through a radial distance adjusting device, so that the radial position of the driving handle on the push plate can be adjusted by the radial distance adjusting device.

Preferably, the radial distance adjusting device comprises a sliding groove arranged in the radial direction of the pushing plate, a radial block is matched in the sliding groove in a sliding mode along the radial direction, a one-way screw rod penetrating out of the pushing plate along the radial direction is connected in the sliding groove in a rotating mode, the one-way screw rod is in threaded fit with the radial block, the upper end of the radial block is connected with a driving handle, and the shaft end of the one-way screw rod is connected with a driving knob.

Preferably, the separating mechanism comprises a matching plate which is coaxially connected with the planetary gear and is arranged in the circular shell in a winding manner in a sliding manner along the circumferential direction, and further comprises a sliding shaft which is longitudinally sleeved in the bidirectional screw rod in a sliding manner, the sliding shaft is connected with the bidirectional screw rod through a spline, one end of the matching plate, facing the planetary gear, is connected with a supporting rod inserted into a central hole of the planetary gear, a stop rod is connected between the two supporting rods, one end of the sliding shaft, facing the matching plate, is connected with two groups of extension rods, one end of each extension rod, facing the center, is connected with a rectangular cylinder, a triangular wedge block is in sliding fit in the rectangular cylinder, and a first spring is connected between the bottom surface of the rectangular cylinder and the triangular wedge block;

the end part of the bidirectional screw rod is coaxially connected with a shaft collar, the other shaft end of the sliding shaft is connected with a circular plate, two sides in the radial direction of the shaft collar are respectively and rotatably connected with a worm wheel, the worm wheel is meshed with a worm rotatably connected on the bidirectional screw rod, two ends of the worm are respectively and coaxially connected with third gears, one end surface of the worm wheel far away from the center of the sliding shaft is rotatably connected with a pawl, a return spring is connected between the pawl and the worm wheel, the pawl is meshed with ratchets arranged on the corresponding side of the circular plate, a rack axially arranged on the circular plate is meshed between two groups of the third gears in the same rotating direction, the third gears are one-way gears, the third gears can be driven to rotate only by the relative movement of the rack towards the bidirectional screw rod, and a second spring sleeved outside the sliding shaft is connected between the shaft collar and the circular plate, the end cover is connected with a third spring sleeved outside the bidirectional screw, and the relationship among the meshing of the rack and the third gear, the meshing between the pawl and the ratchet, the second spring and the third spring satisfies that: when the moving shaft moves axially relative to the bidirectional screw rod to compress the second spring, the pawl is meshed with the ratchet wheel to prevent the moving shaft from popping outwards under the action of the second spring, and the sliding shaft is inserted into the central hole of the planet gear to realize the synchronous rotation of the planet gear and the sliding shaft, the third gear is meshed with the rack after the meshing between the pawl and the ratchet is finished, and the engagement of the third gear and the rack enables the worm gear and the pawl on the worm gear to rotate one hundred eighty degrees, and meanwhile, the third spring is compressed, at this time, the relative movement between the pawl and the ratchet is not limited in the axial direction, the sliding shaft and the planetary gear are separated, and if the above-mentioned operation is repeated again, the drive worm gear and the pawl thereon are indexed one hundred eighty degrees again, at which time the ratchet on the slide shaft is restricted from moving outwardly relative to the bidirectional lead screw.

Preferably, the round plate is sleeved with an anti-slip rubber sleeve, and a limit ring is connected between the two groups of ratchets.

Preferably, the binding device comprises a binding belt connected to the pedal plate, and the binding belt is connected with magic tapes matched with each other.

The invention has the beneficial effects that: the invention skillfully utilizes the clutch to selectively clutch the hand exercising device and the leg exercising device, thereby facilitating the patients to carry out four-limb cooperative motion or carry out independent upper and lower limb exercise, increasing the practicability of the device, the hand exercising device utilizes the rotation of the one-way lead screw to lead the radial block to change the position of the radial block in the radial direction, thereby being suitable for different people, the invention has strong practicability, utilizes the separating mechanism to synchronously rotate the planetary gear and the two-way lead screw, the leg exercising device utilizes the characteristic that the planetary gear rotates around the main gear and simultaneously carries out autorotation, thereby realizing the winding motion on the vertical plane, because the rotation of the moving cylinder is limited by two groups of limiting rods, the moving cylinder carries out reciprocating motion in the longitudinal direction, thereby driving the leg to carry out winding rotation while carrying out longitudinal reciprocating motion, the motion direction is various and the exercising effect is obvious, when the legs of a patient are tired, the planetary gear and the bidirectional screw rod can be synchronously rotated to be separated by the separating mechanism, the legs cannot be driven to rotate when the planetary gear rotates, and the knees and the legs only bear unidirectional force, so that the training strength is reduced, and the device is suitable for patients with different degrees.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a side view of the present invention.

Fig. 5 is a perspective view of the present invention with the bracket removed.

Fig. 6 is a perspective view of a push plate and its attachment portion in the hand exercising device of the present invention.

Fig. 7 is a perspective view of the leg exercising apparatus of the present invention.

Fig. 8 is a perspective view showing the structure of a circular housing and its connecting part in the leg exercising apparatus of the present invention.

Fig. 9 is a perspective view of the circular housing of fig. 8 of the present invention, cut away by a quarter.

Fig. 10 is a perspective view showing the structure of a bidirectional screw and its connection part in the leg exercising apparatus according to the present invention.

Fig. 11 is a partial perspective view of the bi-directional lead screw end connection in the leg exercise apparatus of the present invention.

Fig. 12 is a perspective view of the present invention shown in fig. 10 without the bidirectional screw.

Fig. 13 is an enlarged view of a portion a in fig. 12.

Fig. 14 is an enlarged view of a portion B in fig. 12.

Fig. 15 is a partial cross-sectional view of the end of the sliding shaft.

In the figure, 1, a bracket; 2. a seat; 3. a main shaft; 4. a circular housing; 5. a drive shaft; 6. a first clutch; 7. a sun gear; 8. a sealing cover; 9. an inner gear ring; 10. a planetary gear; 11. a bidirectional lead screw; 12. moving the drum; 13. a limiting rod; 14. an end cap; 15. a foot pedal; 16. a push plate; 17. a first gear; 18. a second gear; 19. a first bevel gear; 20. a second bevel gear; 21. a transition shaft; 22. a second clutch; 23. a drive handle; 24. a chute; 25. a radial block; 26. a one-way lead screw; 27. a drive knob; 28. a mating plate; 29. a sliding shaft; 30. a strut; 31. a stop lever; 32. an extension rod; 33. a rectangular cylinder; 34. a triangular wedge block; 35. a first spring; 36. a collar; 37. a circular plate; 38. a worm gear; 39. a worm; 40. a third gear; 41. a pawl; 42. a return spring; 43. a rack; 44. a second spring; 45. a third spring; 46. a rubber sleeve; 47. a limiting ring; 48. a binding belt; 49. magic tape.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Embodiment one, with reference to fig. 1 to 15, an early treatment device for peripheral vascular diseases comprises a support 1, and a seat 2 is installed at the upper end of the support 1, and is characterized in that the upper end of the support 1 is longitudinally and rotatably connected with a main shaft 3, the main shaft 3 is longitudinally arranged and rotatably connected between two sets of support rods 30 on the support 1, two ends of the main shaft 3 are respectively connected with two sets of leg exercise devices installed on the support 1, and the leg exercise devices can exercise the legs of a patient;

the leg exercising device comprises a circular shell 4 arranged on a support 1, wherein one side, far away from a main shaft 3, of the circular shell 4 is provided with a circular notch in a half-open shape, the circular shell 4 is internally connected with a transmission shaft 5 in a coaxial rotating manner, a first clutch 6 is connected between the transmission shaft 5 and the main shaft 3, the first clutch 6 can realize the clutch state between the main shaft 3 and the transmission shaft 5, when the first clutch 6 is in a contact state, the transmission shaft 5 and the main shaft 3 can realize power transmission, when the first clutch 6 is in a separation state, the transmission shaft 5 and the main shaft 3 can not realize power transmission, the transmission shaft 5 is coaxially connected with a sun gear 7, the end of the transmission shaft 5 is coaxially and rotatably connected with a sealing cover 8 matched with the circular shell 4, and the sealing cover 8 is in transmission connection with the transmission shaft 5 through a bearing, an inner gear ring 9 is arranged in the circular shell 4, a planetary gear 10 which is arranged in the circular shell 4 in a sliding and winding way along the circumferential direction is meshed between the sun gear 7 and the inner gear ring 9, a groove body structure which is arranged in an annular way and has a T-shaped section is arranged on the inner bottom surface of the circular shell 4, a rotating shaft of the planetary gear 10 is in sliding fit in the groove body structure, so that the displacement of the planetary gear 10 along the axial direction and the radial direction is limited, in order to enable the rotating shaft of the planetary gear 10 to be better surrounded in the groove body structure, balls which are convenient for the rolling of the ball body in the groove body can be additionally arranged at the part where the end part of the rotating shaft is matched with the groove body, the planetary gear 10 rotates around the sun gear 7 and rotates, a bidirectional screw rod 11 which is arranged between the circular shell 4 and the sealing cover 8 in a surrounding way is coaxially arranged on the bidirectional screw rod 11, and, an annular groove structure is arranged on the circumferential side wall of the sealing cover 8 and the circular shell 4 which radially faces the bidirectional screw 11, a limiting ring is in sliding fit in the groove structure, so that the bidirectional screw 11 is limited to move along the radial direction and the axial direction of the sealing cover 8, and can only be wound around the transmission shaft 5, in order to enable the limiting ring to better rotate around the transmission shaft 5 between the groove structures of the two groups of rings, balls can be additionally arranged around the limiting ring to facilitate the circumferential winding of the limiting ring along the transmission shaft 5, a separating mechanism is connected between the planetary gear 10 and the bidirectional screw 11, the requirement that the separating mechanism can enable the bidirectional screw 11 and the planetary gear 10 to synchronously rotate or separate is met, the separating mechanism can enable the rotating shaft of the planetary gear 10 and the bidirectional screw 11 to synchronously rotate or enable the two to rotate to separate is met, the bidirectional screw 11 is in external thread fit with a moving cylinder 12, the circular shell 4 and the sealing cover 8 are respectively connected with a limiting rod 13 which is longitudinally arranged along the circumferential direction in a sliding way, the end surfaces of the circular shell 4 and the sealing cover 8 which are far away from the main shaft 3 are respectively provided with a groove body structure with a T-shaped section, the limiting rod 13 is in sliding fit in the groove body structure, so that the relative movement of the limiting rod 13 relative to the circular shell 4 in the axial direction and the radial direction is limited, the limiting rod can only be wound along the circumferential direction of the circular shell 4, similarly, in order to ensure that the limiting rod 13 can better rotate and wind relative to the part connected with the limiting rod, some balls can be additionally arranged at the joint of the limiting rod 13 and the groove body structure, the rotation and winding of the limiting rod are smoother, the two groups of limiting rods 13 respectively penetrate through the moving cylinder 12 in a longitudinal sliding way and are respectively arranged at two sides of the bidirectional screw 11, and the two groups of limiting rods 13 can ensure, the end parts of the two groups of limiting rods 13 are connected with an end cover 14 which is rotatably sleeved outside the bidirectional screw rod 11, the end cover 14 is connected with the bidirectional screw rod 11 and the limiting rods 13 through bearings, the outside of the movable cylinder 12 is rotatably connected with a pedal plate 15, the rotatable cylinder is rotatably connected with the pedal plate 15 through the bearings, the pedal plate 15 is provided with a binding device for binding the foot of a patient, and the patient can bind the foot to the foot through the binding device;

the support 1 is internally provided with a controller, the first clutch 6 is electrically connected with the controller, the working state of the first clutch 6 is controlled by the controller, the controller sends a contact or separation instruction to the first clutch 6 through a built-in control unit of the controller, so that the power between the main shaft 3 and the transmission shaft 5 is transmitted or separated, when the two groups of first clutches 6 are in the contact state, the two groups of leg exercise devices synchronously work, when one first clutch 6 is in the separation state, the two groups of leg exercise devices respectively work without disturbing each other, through the working state of the first clutch 6 of the controller, the patient can flexibly select the exercise mode required by the patient, when the patient uses, the two feet are tied on the pedal plate 15 by the tying device, if two feet are required to be exercised simultaneously, the two sets of first clutches 6 are in a contact state, at this time, when a patient only needs to do exercise in the leg direction purely around the transmission shaft 5, the separation mechanism is used for separating the power transmission between the rotating shaft of the planetary gear 10 and the bidirectional screw 11, at this time, the rotation of the planetary gear 10 does not drive the bidirectional screw 11 to rotate, the power of the two is in a separated state, at this time, the moving cylinder 12 is in the current position of the bidirectional screw 11 and wound around the center of the transmission shaft 5 along with the planetary gear 10, so as to achieve the purpose of exercising the legs and knees, when the user needs to do all-around exercise on the legs, at this time, the separation mechanism is used for connecting the planetary gear 10 and the bidirectional screw 11 together, so that the two synchronously rotate, at this time, the bidirectional screw 11 rotates along with the rotation of the planetary gear 10, at this moment, because two sets of gag lever posts 13 have carried out the restriction to the rotation of moving a section of thick bamboo 12, make moving a section of thick bamboo 12 when two-way lead screw 11 rotates, carry out reciprocating movement along two-way lead screw 11's axial, drive whole shank and carry out around the transmission shaft 5 center around carrying out reciprocating movement along vertical when establishing, thereby reach the purpose of fully exercising shank and knee, it is various to temper the effect, all can be selected according to the self condition by the patient, the selection is diversified, it is good to temper the effect, the exercise effect of a foundation is played to vascular patient's early treatment on every side, thereby reach the purpose of treatment.

In the second embodiment, on the basis of the first embodiment, with reference to fig. 1 to 15, a hand exercise device is connected to the spindle 3, and the hand exercise device can be used in combination with a leg exercise device;

the hand exercising device comprises two groups of pushing plates 16 which are rotatably connected to the upper end of a support 1, the pushing plates 16 are coaxially connected with first gears 17, two groups of the first gears 17 are meshed with second gears 18 which are rotatably connected to the upper end of the support 1, the second gears 18 are coaxially connected with first bevel gears 19, the first bevel gears 19 are meshed with second bevel gears 20 which are longitudinally and rotatably connected to the support 1, the second bevel gears 20 are coaxially provided with a transition shaft 21 which is rotatably connected to the support 1, a second clutch 22 is connected between the transition shaft 21 and a rotating shaft of the second bevel gears 20, the second clutch 22 is electrically connected with a controller, the working state of the second clutch 22 is controlled by the controller, the second clutch 22 controls the contact and separation states of the second clutch 22 through the controller, when the second clutch 22 is in the contact state, the power transmission is carried out between the rotating shaft of the second bevel gear 20 and the transition shaft 21, when the second clutch 22 is in a separated state, the transition shaft 21 is in power separation with the rotating shaft of the second bevel gear 20, the transition shaft 21 is in transmission connection with the main shaft 3 through a belt, the pushing plate 16 is connected with a driving handle 23 through a radial distance adjusting device, the radial position of the driving handle 23 on the pushing plate 16 can be adjusted through the radial distance adjusting device, the radial distance adjusting device can adjust the position of the pushing plate 16 in the radial direction, so that flexible selection is carried out according to the difference of the arm length of a user, after adjustment is completed, the user can hold two groups of driving handles 23 by hand to synchronously rotate around the axis, the aim of arm exercise is achieved, the elbow joint and the wrist joint are fully moved, and the peripheral vascular diseases of the upper limb joint are avoided, when second clutch 22 is in the state of contact, power transmission takes place for transition shaft 21 and second bevel gear 20's pivot, and at this moment, the hand is tempered the device and can be driven main shaft 3 and rotate, is selecting the clutching status of two sets of first clutches 6 to confirm that main shaft 3 rotates the shank of driving which side and is tempered the device and carry out work, still say and drive two sets of shank simultaneously and temper the device and carry out work, vice versa.

In a third embodiment, based on the first or second embodiment, with reference to fig. 1 to 15, the radial distance adjusting device includes a sliding slot 24 opened in the radial direction of the pushing plate 16, the cross section of the sliding slot 24 is "T" shaped, a radial block 25 is slidably fitted in the sliding slot 24 along the radial direction, the cross section of the radial block 25 is also "T" shaped, the two are fitted together such that the radial block 25 can only move along the length direction of the sliding slot 24, a one-way lead screw 26 radially penetrating through the pushing plate 16 is rotatably connected to the sliding slot 24, the one-way lead screw 26 is threadedly fitted to the radial block 25, the upper end of the radial block 25 is connected to the driving handle 23, the axial end of the one-way lead screw 26 is connected to a driving knob 27, the one-way lead screw 26 is rotated by screwing the driving knob 27 at the end, such that the radial block 25 moves along the radial direction of the pushing plate 16, thereby changing the position of the driving handle 23 in the radial direction of the pushing plate 16, and making it suitable for different users.

Fourth embodiment, on the basis of the first embodiment, with reference to fig. 1 to 15, the separating mechanism includes a mating plate 28 coaxially connected to the planetary gear 10 and slidably disposed around the circular housing 4 along the circumferential direction, the mating plate 28 is in a boss shape and is fitted in a T-shaped groove structure, so that the mating plate 28 can be circumferentially disposed around the circular housing 4 while rotating with the planetary gear 10, and further includes a sliding shaft 29 longitudinally slidably disposed inside the bidirectional screw 11, the sliding shaft 29 is connected to the bidirectional screw 11 through a spline, so that the sliding shaft 29 can move axially inside the bidirectional screw 11, and the sliding shaft 29 and the bidirectional screw 11 can rotate synchronously, the mating plate 28 is connected to one end of the planetary gear 10 through a supporting rod 30 inserted into a central hole of the planetary gear 10, the mating plate 28 is coaxially mounted to the planetary gear 10, two groups of supporting rods 30 are positioned in a central hole of the planetary gear 10, a stop rod 31 is connected between the two supporting rods 30, one end of the sliding shaft 29, which faces the matching plate 28, is connected with two groups of extension rods 32, one end of the extension rod 32, which faces the center, is connected with a rectangular cylinder 33, a triangular wedge 34 is matched in the rectangular cylinder 33 in a sliding manner, a first spring 35 is connected between the bottom surface of the rectangular cylinder 33 and the triangular wedge 34, triangular inclined surfaces of the two groups of triangular wedges 34 are arranged oppositely, the sliding shaft 29 can be inserted into the central hole of the planetary gear 10 through the rectangular cylinder 33 at the end part by the axial movement relative to the bidirectional screw rod 11, after the triangular wedge 34 contacts the stop rod 31, the first spring 35 is compressed, so that the triangular wedge 34 is retracted into the rectangular cylinder 33, after passing over the stop rod 31, under the action of the first spring 35, the triangular wedge 34 is released, so that the two groups of extension rods 32 are, during the rotation process of the planetary gear 10, the slide shaft 29 can be driven to rotate through the cooperation of the extension rod 32 and the support rod 30, so that the bidirectional screw rod 11 is driven to rotate;

the end part of the bidirectional screw 11 is coaxially connected with a collar 36, the collar 36 is installed on the bidirectional screw 11, the other shaft end of the sliding shaft 29 is connected with a circular plate 37, two sides in the radial direction of the collar 36 are respectively and rotatably connected with a worm wheel 38, the worm wheel 38 is meshed with a worm 39 rotatably connected on the bidirectional screw 11, the worm 39 can be selected to be matched with the worm 38 and the worm 39, but in the reverse process, the worm wheel 38 cannot drive the worm 39 to rotate, the simple self-locking function of the worm wheel 38 driving the worm 39 is achieved, two ends of the worm 39 are respectively and coaxially connected with a third gear 40, one end surface of the worm wheel 38 far away from the center of the sliding shaft 29 is rotatably connected with a pawl 41, a return spring 42 is connected between the pawl 41 and the worm wheel 38, and the pawl 41 is meshed with a ratchet installed on the corresponding side of the circular plate 37, the pawl 41, the ratchet and the return spring 42 form a pawl 41-ratchet structure, a rack 43 axially mounted on a circular plate 37 is engaged between two sets of third gears 40 in the same rotation direction, the third gears 40 are unidirectional gears, and the third gears 40 can be driven to rotate only when the rack 43 moves relatively in the direction of the bidirectional screw 11, a second spring 44 sleeved outside the sliding shaft 29 is connected between the collar 36 and the circular plate 37, a third spring 45 sleeved outside the bidirectional screw 11 is connected to the end cover 14, and the engagement between the rack 43 and the third gears 40 and the engagement between the pawl 41 and the ratchet, and the relationship between the second spring 44 and the third spring 45 are satisfied: when the moving shaft moves axially relative to the bidirectional lead screw 11 to compress the second spring 44, the pawl 41 is engaged with the ratchet wheel, the moving shaft is prevented from being ejected outwards under the action of the second spring 44, and at the same time, the sliding shaft 29 is inserted into the central hole of the planetary gear 10 to realize synchronous rotation of the planetary gear 10 and the sliding shaft 29, when the engagement between the pawl 41 and the ratchet is finished, the third gear 40 is engaged with the rack 43, and the engagement between the third gear 40 and the rack 43 enables the worm gear 38 and the pawl 41 thereon to be indexed by one hundred eighty degrees, meanwhile, the third spring 45 is compressed, the relative movement between the pawl 41 and the ratchet wheel in the axial direction is not limited at the moment, the sliding shaft 29 and the planetary gear 10 are separated at the moment, if the actions are repeated again, the worm gear 38 and the pawl 41 thereon are driven to be indexed by one hundred eighty degrees again, and the outward movement of the ratchet on the sliding shaft 29 relative to the bidirectional lead screw 11 is limited at, the popular explanation is: when the circular plate 37 is pressed along the direction of the planet gear 10, the second spring 44 is compressed, at this time, the pawl 41 is matched with the ratchet teeth to enable the sliding shaft 29 to drive the ratchet teeth to move towards the direction of the planet gear 10, at this time, two groups of extension rods 32 are inserted into the central hole of the planet gear 10 to enable two groups of extension rods 32 to be matched with two groups of support rods 30 to achieve synchronous rotation of the planet gear 10 and the bidirectional screw 11, at the stroke end point of the ratchet teeth, under the action of the second spring 44, the sliding shaft 29 has outward pushing force, at this time, due to the presence of the pawl 41, the sliding shaft 29 cannot be pulled out from the bidirectional screw 11, at this time, the synchronous rotation of the planet gear 10 and the bidirectional screw 11 achieves reliable power transmission, when the circular plate 37 is required to be separated, the circular plate 37 is continuously compressed, at this time, the third gear 40 is meshed with the rack 43, the third gear 40 is driven to rotate, and simultaneously drives the worm 39 connected with the third gear to rotate, the worm wheel 38 starts to rotate, so that the pawl 41 is indexed by one hundred eighty degrees, the indexing is completed, the rack 43 drives the third gear 40 to rotate reversely under the action of the second spring 44 and the third spring 45, at this time, the rack 43 cannot drive the worm 39 to rotate through the third gear 40 because the third gear 40 is a one-way gear, the position of the pawl 41 is unchanged, at this time, the ratchet is indexed due to the direction of the pawl 41 meshed with the ratchet, the ratchet smoothly moves in the direction away from the planet gear 10 under the action of the second spring 44, at the same time, the matching between the two groups of extension rods 32 and the two groups of support rods 30 is disengaged, when the planet gear 10 and the two-way screw 11 need to rotate synchronously again, the circular plate 37 is pressed again in the direction towards the planet gear 10, due to the existence of the end part round corner of the pawl 41, the pawl 41 can be smoothly pressed by the ratchet until the engagement between the pawl 41 and the ratchet is finished, meanwhile, the second spring 44 is compressed, the third spring 45 is compressed in the process of engaging the rack 43 with the third gear 40, meanwhile, the pawl 41 connected to the worm gear 38 is indexed by one hundred eighty degrees again through the transmission of the worm gear 38 and the worm 39, under the action of the second spring 44 and the third spring 45, the rack 43 moves reversely and moves along the direction of withdrawing from the end part of the bidirectional screw 11, the ratchet and the pawl 41 are also smoothly disengaged, the device returns to the initial position, the actions are repeated, the circular plate 37 is pressed again to compress the second spring 44, and the aim of synchronously rotating the planetary gear 10 and the bidirectional screw is fulfilled.

In the fifth embodiment, on the basis of the fourth embodiment, with reference to fig. 1 to 15, an anti-slip rubber sleeve 46 is sleeved outside the circular plate 37, the rubber sleeve 46 serves an anti-slip purpose, a limiting ring 47 is connected between two sets of the ratchets, and since the ratchets incline outwards in the process of meshing the pawl 41 with the ratchets, the limiting ring 47 is used for limiting the two sets of the ratchets, so that the ratchets are prevented from deviating outwards due to torque in the process of meshing.

Sixth embodiment, on the basis of the first embodiment, with reference to fig. 1 to 15, the binding device includes a binding belt 48 connected to the pedal plate 15, and the binding belt 48 is connected with a magic tape 49 that is engaged with each other.

When the invention is used, when a patient exercises, the two feet are tied on the pedal plate 15 by using the tying device, if two feet need to be exercised at the same time, the two groups of first clutches 6 are in a contact state, at the moment, when the patient only needs to exercise the legs in a direction of only winding the transmission shaft 5, the power transmission between the rotating shaft of the planetary gear 10 and the bidirectional screw rod 11 is separated by using the separating mechanism, at the moment, the rotation of the planetary gear 10 can not drive the bidirectional screw rod 11 to rotate, the power of the two is separated, at the moment, the moving cylinder 12 is wound around the center of the transmission shaft 5 along with the planetary gear 10 at the current position of the bidirectional screw rod 11, the aim of exercising the legs and the knees is achieved, when the legs need to be exercised in all directions, at the moment, the planetary gear 10 and the bidirectional screw rod 11 are connected together by using the separating mechanism, the two gears are rotated synchronously, at the moment, the bidirectional screw 11 rotates along with the rotation of the planetary gear 10, at the moment, the two sets of limiting rods 13 limit the rotation of the moving cylinder 12, so that the moving cylinder 12 moves back and forth along the axial direction of the bidirectional screw 11 when the bidirectional screw 11 rotates, the whole leg is driven to move back and forth along the longitudinal direction while winding around the center of the transmission shaft 5, and the purpose of fully exercising the leg and the knee is achieved, when the hand exercising device is matched, the controller controls the second clutch 22 to contact, so that the hand exercising device is in transmission connection with the main shaft 3, a user rotates when holding the driving handle 23, the coaxial first gear 17 is driven to rotate, the two sets of first gears 17 enable the second gear 18 to rotate, and the first bevel gear 19 rotates, make first bevel gear 19 drive second bevel gear 20 and rotate, because second clutch 22 is in contact state, can temper the device through the hand and drive the shank and temper the device and carry out work, perhaps temper the device through the shank and drive the hand and temper the device and move, the patient can be through self condition, carry out the clutching state of first clutch 6 and second clutch 22 and control, thereby realize the selection of different motion modes, therefore, the clothes hanger is strong in practicability, and strong operability is achieved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The early treatment device for the peripheral vascular disease comprises a bracket (1), wherein a seat (2) is installed at the upper end of the bracket (1), and is characterized in that the upper end of the bracket (1) is longitudinally and rotatably connected with a main shaft (3), and two ends of the main shaft (3) are respectively connected with two groups of leg exercise devices installed on the bracket (1);

the leg exercising device comprises a circular shell (4) arranged on a support (1), the circular shell (4) is internally connected with a transmission shaft (5) in a coaxial rotating manner, a first clutch (6) is connected between the transmission shaft (5) and a main shaft (3), the transmission shaft (5) is coaxially connected with a sun gear (7), the end of the transmission shaft (5) is coaxially connected with a sealing cover (8) matched with the circular shell (4) in a rotating manner, an inner gear ring (9) is arranged in the circular shell (4), a planetary gear (10) which is arranged in the circular shell (4) in a sliding and winding manner along the circumferential direction is meshed between the sun gear (7) and the inner gear ring (9), the planetary gear (10) is coaxially provided with a bidirectional screw (11) of which the circumference is arranged between the circular shell (4) and the sealing cover (8), a separation mechanism is connected between the planetary gear (10) and the bidirectional screw (11), the separation mechanism can enable the bidirectional screw (11) and the planetary gear (10) to synchronously rotate or separate, the bidirectional screw (11) is in threaded fit with a movable barrel (12), a limiting rod (13) which is longitudinally arranged is respectively connected outside the circular shell (4) and the sealing cover (8) in a sliding manner along the circumferential direction, two groups of limiting rods (13) respectively penetrate through the movable barrel (12) in a longitudinal sliding manner and are respectively arranged on two sides of the bidirectional screw (11), the end parts of the two groups of limiting rods (13) are connected with an end cover (14) which is rotatably sleeved outside the bidirectional screw (11), the movable barrel (12) is rotatably connected with a pedal (15), and a binding device for binding the feet of a patient is arranged on the pedal (15);

the support (1) in install a controller, first clutch (6) and controller electric connection, satisfy the operating condition of controller control first clutch (6).

2. The early treatment device of peripheral vascular disease as claimed in claim 1, wherein the main shaft (3) is connected with a hand exercising device;

the hand exercising device comprises two groups of pushing plates (16) which are rotatably connected to the upper end of a support (1), the pushing plates (16) are coaxially connected with first gears (17), two groups of first gears (17) are meshed with one another and rotatably connected with second gears (18) at the upper end of the support (1), the second gears (18) are coaxially connected with first bevel gears (19), the first bevel gears (19) are meshed with second bevel gears (20) which are longitudinally and rotatably connected to the support (1), the second bevel gears (20) are coaxially provided with a transition shaft (21) which is rotatably connected to the support (1), a second clutch (22) is connected between the transition shaft (21) and a rotating shaft of the second bevel gears (20), the second clutch (22) is electrically connected with a controller, and the controller is satisfied with the working state that the controller controls the second clutch (22), the transition shaft (21) is in transmission connection with the main shaft (3) through a belt, the push plate (16) is connected with a driving handle (23) through a radial distance adjusting device, and the radial distance adjusting device can adjust the radial position of the driving handle (23) on the push plate (16).

3. The early peripheral vascular disease treatment device according to claim 1 or 2, wherein the radial distance adjustment device comprises a sliding groove (24) which is opened in the radial direction of the pushing plate (16), a radial block (25) is matched in the sliding groove (24) in a sliding way along the radial direction, a one-way lead screw (26) which radially penetrates out of the pushing plate (16) is connected in the sliding groove (24) in a rotating way, the one-way lead screw (26) is in threaded fit with the radial block (25), the upper end of the radial block (25) is connected with the driving handle (23), and the shaft end of the one-way lead screw (26) is connected with a driving knob (27).

4. The early treatment device for the peripheral vascular disease according to claim 1, wherein the separation mechanism comprises a matching plate (28) coaxially connected with the planetary gear (10) and arranged in the circular shell (4) in a sliding and winding manner along the circumferential direction, and further comprises a sliding shaft (29) longitudinally slidably sleeved in the bidirectional screw (11), the sliding shaft (29) is connected with the bidirectional screw (11) through a spline, one end of the matching plate (28) facing the planetary gear (10) is connected with a support rod (30) inserted into a central hole of the planetary gear (10), a stop rod (31) is connected between the two support rods (30), one end of the sliding shaft (29) facing the matching plate (28) is connected with two groups of extension rods (32), one end of the extension rod (32) facing the center is connected with a rectangular cylinder (33), and a triangular wedge (34) is slidably matched in the rectangular cylinder (33), a first spring (35) is connected between the bottom surface of the rectangular cylinder (33) and the triangular wedge block (34);

the end part of the bidirectional screw rod (11) is coaxially connected with a shaft collar (36), the other shaft end of the sliding shaft (29) is connected with a circular plate (37), two radial sides of the shaft collar (36) are respectively and rotatably connected with a worm wheel (38), the worm wheel (38) is meshed with a worm (39) which is rotatably connected with the bidirectional screw rod (11), two ends of the worm (39) are respectively and coaxially connected with third gears (40), one end surface of the worm wheel (38) far away from the center of the sliding shaft (29) is rotatably connected with a pawl (41), a return spring (42) is connected between the pawl (41) and the worm wheel (38), the pawl (41) is meshed with the corresponding side of the circular plate (37), and a rack (43) which is axially installed on the circular plate (37) is meshed between two groups of third gears (40) in the same rotating direction, the third gear (40) is a one-way gear, the third gear (40) can be driven to rotate only when the rack (43) moves relatively towards the direction of the two-way screw (11), a second spring (44) sleeved outside the sliding shaft (29) is connected between the collar (36) and the circular plate (37), a third spring (45) sleeved outside the two-way screw (11) is connected to the end cover (14), and the engagement between the rack (43) and the third gear (40), the engagement between the pawl (41) and the ratchet, and the relationship between the second spring (44) and the third spring (45) meet the following requirements: when the moving shaft compresses the second spring (44) relative to the axial movement of the bidirectional screw (11), the pawl (41) is meshed with the ratchet wheel, the moving shaft is prevented from being ejected outwards under the action of the second spring (44), the sliding shaft (29) is inserted into a central hole of the planetary gear (10) at the moment to realize synchronous rotation of the planetary gear (10) and the sliding shaft (29), the third gear (40) is meshed with the rack (43) only after the meshing between the pawl (41) and the ratchet is finished, the third gear (40) is meshed with the rack (43), the worm gear (38) and the pawl (41) on the worm gear are indexed by one hundred eighty degrees due to the meshing between the third gear (41) and the ratchet, meanwhile, the third spring (45) is compressed, the relative movement between the pawl (41) and the ratchet in the axial direction is not limited at the moment, the sliding shaft (29) is separated from the planetary gear (10), and if the actions are repeated again, the drive worm gear (38) and the pawl (41) thereon are indexed one hundred eighty degrees again, at which time the ratchet teeth on the slide shaft (29) are restricted from moving outwardly relative to the bidirectional lead screw (11).

5. The device for the early treatment of peripheral vascular diseases according to claim 4, wherein the round plate (37) is externally sleeved with an anti-slip rubber sleeve (46), and a limiting ring (47) is connected between the two groups of ratchet teeth.

6. The early treatment device for peripheral vascular diseases according to claim 1, wherein the binding device comprises a binding band (48) connected to the foot pedal (15), and magic tapes (49) matched with each other are connected to the binding band (48).