阅读说明：本技术 踝关节训练装置 (Ankle-joint training device ) 是由 田野 于 2019-09-04 设计创作，主要内容包括：本发明公开一种踝关节训练装置,包括：安装架；驱动装置,固定在所述安装架；螺杆组件,固定在所述驱动装置的驱动轴,所述螺杆组件包括螺杆,所述螺杆与所述驱动轴呈交叉设置；螺母组件,包括螺母,所述螺母套设在所述螺杆；以及脚掌固定组件,用以供脚掌固定,所述脚掌固定组件的一端与所述安装架转动连接,所述脚掌固定组件相对的另一端与所述螺母组件转动连接。本发明技术方案能够更加方便地对患者的踝关节进行康复训练,并达到力量均衡的效果。(The present invention discloses a kind of ankle-joint training device, comprising: mounting rack；Driving device is fixed on the mounting rack；Screw arbor assembly is fixed on the drive shaft of the driving device, and the screw arbor assembly includes screw rod, and the screw rod is arranged in a crossed manner with the drive shaft；Nut assembly, including nut, the nut are set in the screw rod；And sole fixation kit, it is fixed with for sole, one end of the sole fixation kit and the mounting rack are rotatablely connected, and the opposite other end of the sole fixation kit and the nut assembly are rotatablely connected.Technical solution of the present invention more easily can carry out rehabilitation training by the ankle-joint to patient, and achieve the effect that balance in power.)

1. a kind of ankle-joint training device characterized by comprising

Mounting rack；

Driving device is fixed on the mounting rack；

Screw arbor assembly is fixed on the drive shaft of the driving device, and the screw arbor assembly includes screw rod, the screw rod and the drive Moving axis is arranged in a crossed manner；

Nut assembly, including nut, the nut are set in the screw rod；And

Sole fixation kit is fixed with for sole, and one end of the sole fixation kit and the mounting rack are rotatablely connected, institute It states the opposite other end of sole fixation kit and the nut assembly is rotatablely connected.

2. ankle-joint training device as described in claim 1, which is characterized in that the screw arbor assembly further includes regulating part, institute Regulating part and the driving axis connection are stated, the screw rod and the regulating part are rotatablely connected, to rotate relative to the regulating part When, so that the nut is moved along the screw rod.

3. ankle-joint training device as claimed in claim 2, which is characterized in that the regulating part is formed with limit opening, institute Limit opening is stated along the axially extending of the screw rod, the nut assembly is stretched out from the limit opening, the limit opening Lateral margin is to limit the nut assembly rotation.

4. ankle-joint training device as claimed in claim 3, which is characterized in that the regulating part includes two connecting plates and two limits Position plate, the limit plate is axially extending along the screw rod, and the two limit plate intervals are arranged and constitute the limit opening, institute It states connecting plate and is separately connected two limit plates, two connecting plates are divided into the both ends of the limit plate, and the screw rod is located at Between two limit plates, and it is rotatablely connected with the connecting plate.

5. ankle-joint training device as claimed in claim 2, which is characterized in that the screw arbor assembly further includes two bearings, The inner ring of the screw rod and the bearing is fixed, and two bearings are divided into the both ends of the screw rod, the outer ring of the bearing with The regulating part is fixed.

6. ankle-joint training device as claimed in claim 2, which is characterized in that the screw rod is vertical with the drive shaft.

7. the ankle-joint training device as described in claim 2 to 6 any one, which is characterized in that the screw arbor assembly also wraps Include turntable, the turntable is fixed with the driving device, the regulating part be fixed on the turntable away from the driving device Surface.

8. ankle-joint training device as claimed in claim 7, which is characterized in that the regulating part is bonded with the turntable and sets It sets, and extends along the disk of the turntable.

9. ankle-joint training device as described in claim 1, which is characterized in that the nut assembly further includes nut frame, institute It states nut to be fixed on the nut frame, the nut frame is equipped with relief hole, and the screw rod passes through the relief hole, the spiral shell Female frame is connect with the sole fixation kit.

10. ankle-joint training device as claimed in claim 9, which is characterized in that the nut frame include the first fixed plate and Two second fixed plates, two second fixed plates are arranged along the axially spaced-apart of the nut, and two second fixed plates connect respectively First fixed plate is connect, the nut is between two second fixed plates, and it is fixed to be fixed therein one described second Plate, two second fixed plates are equipped with the relief hole, and first fixed plate is connect with the sole fixation kit.

11. ankle-joint training device as claimed in claim 10, which is characterized in that the nut assembly further includes connecting shaft, First fixed plate is equipped with connecting hole, and the connecting shaft is equipped with the limit shaft shoulder, and the connecting shaft passes through the connecting hole And be rotatablely connected with the sole fixation kit, the limit shaft shoulder is connected to the solid away from the sole of first fixed plate Determine the surface of component.

12. ankle-joint training device as described in claim 1, which is characterized in that the mounting rack includes chassis and sole Support frame, the sole support frame and the chassis are rotatablely connected, can put along the length direction of the sole fixation kit Dynamic, the sole fixation kit and the sole support frame are rotatablely connected.

Technical field

The present invention relates to the field of medical instrument technology, in particular to a kind of ankle-joint training device.

Background technique

Ankle-joint contracture needs to be fixed after by wound or operation to limit its activity to be conducive to the quick of soft tissue It repairs.In general, various contractures and adhesion can occur in the repair process of soft tissue, thus remove the fixed device future trouble of ankle-joint Person can generate different degrees of ankle joint function obstacle.This ankle joint function obstacle is clinically very common.In addition brain soldier Ankle-joint contracture caused by middle patient's sequelae, has become a great problem of Rehabilitation, and ankle joint function obstacle can pole The earth influences the daily life of patient, therefore it is particularly important to carry out rehabilitation training to the ankle-joint of patient.

Currently, the treatment for ankle joint function obstacle mostly uses lysis, rehabilitation and physical agent therapy etc. to control Treatment method, but these treatment methods due to strength it is unbalanced, cause therapeutic effect unobvious.

Summary of the invention

The main object of the present invention is to propose a kind of ankle-joint training device, it is intended to more easily to the ankle-joint of patient Rehabilitation training is carried out, and achievees the effect that balance in power.

To achieve the above object, ankle-joint training device proposed by the present invention includes:

Mounting rack；

Driving device is fixed on the mounting rack；

Screw arbor assembly is fixed on the drive shaft of the driving device, and the screw arbor assembly includes screw rod, the screw rod and institute Drive shaft is stated to be arranged in a crossed manner；

Nut assembly, including nut, the nut are set in the screw rod；And

Sole fixation kit is fixed with for sole, and one end of the sole fixation kit and mounting rack rotation connect It connects, the opposite other end of the sole fixation kit and the nut assembly are rotatablely connected.

Optionally, the screw arbor assembly further includes regulating part, the regulating part and the driving axis connection, the screw rod with Regulating part rotation connection, with when relative to regulating part rotation, so that the nut is moved along the screw rod.

Optionally, the regulating part is formed with limit opening, and the limit opening is axially extending along the screw rod, described Nut assembly is stretched out from the limit opening, and the lateral margin of the limit opening is to limit the nut assembly rotation.

Optionally, the regulating part includes two connecting plates and two limit plates, and the limit plate prolongs along the axial direction of the screw rod It stretches, the two limit plate intervals are arranged and constitute the limit opening, and the connecting plate is separately connected two limit plates, two institutes The both ends that connecting plate is divided into the limit plate are stated, the screw rod turns between two limit plates, and with the connecting plate Dynamic connection.

Optionally, the screw arbor assembly further includes two bearings, and the inner ring of the screw rod and the bearing is fixed, described in two Bearing is divided into the both ends of the screw rod, and the outer ring of the bearing is fixed with the regulating part.

Optionally, the screw rod is vertical with the drive shaft.

Optionally, the screw arbor assembly further includes turntable, and the turntable is fixed with the driving device, and the regulating part is solid It is scheduled on the surface away from the driving device of the turntable.

Optionally, the regulating part is bonded setting with the turntable, and extends along the disk of the turntable.

Optionally, the nut assembly further includes nut frame, and the nut is fixed on the nut frame, the nut frame It is equipped with relief hole, the screw rod passes through the relief hole, and the nut frame is connect with the sole fixation kit.

Optionally, the nut frame includes the first fixed plate and two second fixed plates, and two second fixed plates are described in The axially spaced-apart of nut is arranged, and two second fixed plates are separately connected first fixed plate, and the nut is located at described in two Between second fixed plate, and it being fixed therein second fixed plate, two second fixed plates are equipped with the relief hole, First fixed plate is connect with the sole fixation kit.

Optionally, the nut assembly further includes connecting shaft, and first fixed plate is equipped with connecting hole, the connecting shaft It is equipped with the limit shaft shoulder, the connecting shaft passes through the connecting hole and is rotatablely connected with the sole fixation kit, the limit The shaft shoulder is connected to the surface away from the sole fixation kit of first fixed plate.

Optionally, the mounting rack includes chassis and sole support frame, and the sole support frame and the chassis rotate Connection, can be swung along the length direction of the sole fixation kit, the sole fixation kit and the sole support frame Rotation connection.

In the present invention, driving device driving screw arbor assembly and nut assembly are rotated together, since nut assembly is opposite drives The rotation axis off-center setting of dynamic device, so sole fixation kit is necessarily also that nut assembly is followed to be rotated.And Since one end of sole fixation kit and mounting rack are rotatablely connected, the other end and nut assembly are rotatablely connected, and such sole is fixed Component itself can't be overturn, and the sole of patient is able to maintain the form of instep upward substantially, i.e. sole fixation kit is substantially Treadmill exercise up and down is carried out by axis of the heel of patient, to prevent from spraining patient's ankle.In addition, due to nut assembly It is adjustable in the position of screw arbor assembly axial direction, can so change between nut assembly and the rotation axis of driving device it is radial away from From so that the amplitude of fluctuation of sole fixation kit changes with the eccentric degree of nut assembly, to adapt to different patients Training strength demand.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with The structure shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the structural schematic diagram of one embodiment of ankle-joint training device of the present invention；

Fig. 2 is the decomposition diagram of ankle-joint training device in Fig. 1；

Fig. 3 is the structural schematic diagram of regulating part in Fig. 2；

Fig. 4 is the decomposition diagram of nut assembly in Fig. 2；

Fig. 5 is a motion state schematic diagram of ankle-joint training device in Fig. 1；

Fig. 6 is another motion state schematic diagram of ankle-joint training device in Fig. 1；

Fig. 7 is the use state diagram of ankle-joint training device in Fig. 1；

Fig. 8 is the receiving state schematic diagram of ankle-joint training device in Fig. 1.

Drawing reference numeral explanation:

Label	Title	Label	Title
				10	Mounting rack	42	Nut frame
11	Chassis	421	First fixed plate
				111	Mounting bracket	4211	Connecting hole
112	Connection frame	422	Second fixed plate
				113	Thigh support frame	4221	Relief hole
12	Sole support frame	423	Connecting shaft
				20	Driving device	4231	Limit the shaft shoulder
31	Screw rod	50	Sole fixation kit
				32	Regulating part	51	Sole connection support
321	Connecting plate	511	Fixing axle
				322	Limit plate	52	Sole support
323	Limit opening	60	Thigh fixation kit
				33	Bearing	61	Thigh connection support
34	Adjusting knob	62	Big leg support
				35	Turntable	71	First universal joint
36	External member	72	Second universal joint
				40	Nut assembly	80	Remote controler
41	Nut

The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its His embodiment, shall fall within the protection scope of the present invention.

It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention, Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship, Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution Conjunction is not present, also not the present invention claims protection scope within.

The present invention proposes a kind of ankle-joint training device, and incorporated by reference to reference Fig. 1 and Fig. 2, ankle-joint training device includes:

Mounting rack 10；

Driving device 20 is fixed on the mounting rack 10；

Screw arbor assembly (does not indicate), including screw rod 31, and the drive shaft of the screw rod 31 and the driving device 20 is in intersect Setting, the screw arbor assembly are fixed on the drive shaft of the driving device 20；

Nut assembly 40, including nut 41, the nut 41 are set in the screw rod 31；And

Sole fixation kit 50 is fixed with for sole, one end of the sole fixation kit 50 and the mounting rack 10 Rotation connection, the opposite other end of the sole fixation kit 50 and the nut assembly 40 are rotatablely connected.

In the embodiment of the present invention, mounting rack 10 is substantially in I-shaped, to install other components.Certainly, other embodiments In, mounting rack 10 can also be in other shapes, such as square frame-shaped etc..

Driving device 20 is fixed on mounting rack 10, and driving device 20 has a drive shaft, which can drive Device 20 is rotated by, and drive shaft has a rotation axis.Screw arbor assembly is fixed on the drive shaft of driving device 20 On, the drive shaft turns of driving device 20, so that screw arbor assembly be driven to rotate.

In one embodiment, screw arbor assembly further includes connection structure, and connection structure is separately connected screw rod 31 and driving device 20. In one embodiment, screw rod 31 is directly fixed with driving device 20.Similarly, in an embodiment, nut assembly 40 includes installation knot Structure, mounting structure are separately connected nut 41 and sole fixation kit 50.In one embodiment, nut 41 is directly connected to the fixed group of sole Part 50.

Screw rod 31 is in long strip, and its length direction and the drive shaft of the driving device 20 are arranged in a crossed manner, i.e. spiral shell The rotation axis of the axial direction of bar 31 and driving device 20 be it is non-parallel, so when changing position of the nut 41 on screw rod 31, Radial distance between nut 41 and the rotation axis of driving device 20 is to change, i.e. the radius of gyration of nut 41 changes Become, so that the radius of gyration of sole fixation kit 50 changes, the rotation amplitude of sole fixation kit 50 changes.This hair In bright embodiment, the radial distance between nut 41 and the rotation axis of driving device 20 refers to the rotation along driving device 20 The distance in the radial direction of shaft.

Radial distance between nut 41 and the rotation axis of driving device 20 shifts gears with a variety of, such as one In embodiment, when screw rod 31 rotates, the axial direction of screw rod 31 does not generate displacement, and is restricted from enough in the circumferential direction of nut 41 When rotation, nut 41 can be along the axially displaced of screw rod 31, between nut assembly 40 and the rotation axis of driving device 20 Radial distance be changed, to change the rotation amplitude of sole fixation kit 50.In one embodiment, screw rod 31 is fixed, spiral shell The circumferential direction of bar 31 and it is axial do not generate displacement, nut 41 can circumferentially rotating along screw rod 31, to change it in spiral shell Position on bar 31, further such that the rotation amplitude of sole fixation kit 50 changes.In one embodiment, 31 phase of screw rod Driving device 20 is slided, screw rod 31 is axially moved along itself, and it is mobile to be equally able to drive nut 41, change nut 41 and Radial distance between the rotation axis of driving device 20.

Sole fixation kit 50 substantially extends transversely and in long strip, optionally, sole fixation kit 50 it is remote One end from driving device 20 is contour with the rotation axis of driving device 20.In this way, when nut 41 and driving device 20 When rotation axis is coaxial, sole fixation kit 50 is horizontally extending；When nut 41 and the rotation axis of driving device 20 are wrong When opening, sole fixation kit 50 is transversely tilted a certain angle.Certainly, in other embodiments, sole fixation kit 50 it is separate One end of driving device 20 may be lower than or higher than driving device 20 rotation axis.

Specifically, sole is placed on sole fixation kit 50, and fixed with sole fixation kit 50.Driving device 20 Driving screw arbor assembly and nut assembly 40 rotate together, since nut assembly 40 is the rotation axis off-center of opposite driving device 20 It is arranged, so sole fixation kit 50 is necessarily also that nut assembly 40 is followed to be rotated.And due to sole fixation kit 50 one end and mounting rack 10 are rotatablely connected, and the other end and nut assembly 40 are rotatablely connected, such sole fixation kit 50 itself It can't overturn, the sole of patient is able to maintain the form of instep upward substantially, i.e. sole fixation kit 50 is substantially with patient Heel be that axis carries out treadmill exercise up and down, to prevent from spraining patient's ankle.In addition, since nut assembly 40 is in spiral shell The position of bar assembly axial direction is adjustable, can so change between nut assembly 40 and the rotation axis of driving device 20 it is radial away from From, so that the amplitude of fluctuation of sole fixation kit 50 changes with the eccentric degree of nut assembly 40,40 side of nut assembly Remoter to the rotation axis for deviateing driving device 20, the amplitude of fluctuation of sole fixation kit 50 is bigger, and 40 side of nut assembly is to inclined Rotation axis from driving device 20 is closer, and the amplitude of fluctuation of sole fixation kit 50 is smaller, to adapt to the instruction of different patients Practice the demand of intensity.It when due to the rotation of sole fixation kit is driven by driving device, relative to manually form, had The effect balanced in power.

In one embodiment, the screw arbor assembly further includes regulating part 32, and the regulating part 32 connects with the driving device 20 It connects, the screw rod 31 is rotatablely connected with the regulating part 32, with when relative to the regulating part 32 rotation, so that the nut 41 It is moved along the screw rod 31.In the present embodiment, screw rod 31 is fixed on driving device 20 by regulating part 32, facilitates setting for screw rod 31 It sets.Regulating part 32 carries out axial limit to screw rod 31, and limitation screw rod 31 is moved axially along itself.31 relative adjustment part 32 of screw rod When rotation, nut 41 can be moved along screw rod 31, to change the amplitude of fluctuation of sole fixation kit 50.

Optionally, regulating part 32 can the forms such as plate-like, blocky or plate-like, screw rod 31 wherein support with regulating part 32 by one end It connects, so as to play axial position-limiting action to screw rod 31.In addition, regulating part 32 can also be in frame shaped or case shape etc., spiral shell Bar 31 is arranged inside regulating part 32, and the both ends of screw rod 31 are rotatablely connected with regulating part 32.

Referring to Figure 3, in an embodiment, the regulating part 32 is formed with limit opening to prevent nut 41 from rotating 323, the limit opening 323 is axially extending along the screw rod 31, and the nut assembly 40 is stretched from the limit opening 323 Out, the lateral margin (referring to the lateral margin extended along 31 length direction of screw rod) of the limit opening 323 is to limit the nut Component 40 rotates.Specifically, cooperate between nut assembly 40 and the lateral margin of limit opening 323 for small―gap suture, alternatively, nut assembly Between 40 and the lateral margin of limit opening 323 be transition fit, then screw rod 31 rotate when, nut assembly 40 at least with limit opening 323 one of lateral margin abuts, so that the rotation of nut assembly 40 itself is limited, so that nut assembly 40 is only done along screw rod 31 axial translational motions.In addition, since nut assembly 40 is across limit opening 323, so screw rod 31 obviously also corresponds to Limit opening 323 is arranged.

In the embodiment of the present invention, the form that limit opening 323 is formed on regulating part 32 has a variety of, following simple example It is illustrated:

In one embodiment, the regulating part 32 includes two connecting plates 321 and two limit plates 322, and the limit plate 322 is along institute State the axially extending of screw rod 31, for two limit plates 322 along the circumferentially-spaced arrangement of screw rod 31, the connecting plate 321 is separately connected two The limit plate 322, two connecting plates 321 are divided into the both ends of the limit plate 322, such two connecting plates 321 and two A connection of limit plate 322 forms similar square frame-shaped.In the embodiment, the screw rod 31 between two limit plates 322, and It is rotatablely connected with the connecting plate 321.Interval between two limit plates 322 then constitutes the limit opening 323, in screw rod When 31 rotation, nut assembly 40 can be abutted with limit plate 322, and limit plate 322 limits nut assembly 40 and rotates.

In one embodiment, limit opening 323 runs through the two opposite sides of regulating part 32, and its of regulating part 32 is arranged in screw rod 31 Middle side, and screw rod 31 faces limit opening 323, i.e., to limit opening 323, screw rod 31 in terms of the other side of regulating part 32 Limit opening 323 can be emerging in.

In one embodiment, a long recess is formed in regulating part 32, long recess is axially extending along screw rod 31, and screw rod 31 is set It sets in long recess, long recess has a lateral openings, and lateral openings are located at the side of screw rod 31, and lateral openings constitute limit and open Mouth 323.It in one embodiment, is set on regulating part 32 there are two positioning plate, two positioning plate intervals settings, between two positioning plates Interval constitutes limit opening 323.

It please recombine with reference to Fig. 1 and Fig. 2, to prevent screw rod 31 from moving axially along itself, in an embodiment, the screw rod Component further includes two bearings 33, and the inner ring of the screw rod 31 and the bearing 33 is fixed, and two bearings 33 are divided into described The both ends of screw rod 31, the outer ring of the bearing 33 and the regulating part 32 are fixed.Specifically, two connecting plates 321 are respectively provided with The inner ring of one bearing 33, the screw rod 31 and the bearing 33 is fixed, the inner ring of bearing 33 and the compact cooperation of screw rod 31, so as to It is moved axially with limiting screw rod 31 along itself.In addition, this uses form of bearing 33, relative to by screw rod 31 directly and connecting plate 321 rotation connections, can cause to wear to avoid to connecting plate 321.

In one embodiment, the circumferential surface of screw rod 31 and a defining flange, defining flange and connecting plate are respectively provided with close to both ends 321 inner surface abuts, and can equally play the effect that limitation screw rod 31 moves axially.In addition, running through connecting plate 321 in screw rod 31 Embodiment in, defining flange can also be abutted with the outer surface of connecting plate 321.It should be noted that in the present embodiment, connecting plate 321 inner surface refers to the opposite surface of two connecting plates 321.

Screw rod 31 is adjusted for convenience, therefore screw rod 31 is pierced by regulating part 32, specifically, in an embodiment, spiral shell Bar 31 is pierced by two connecting plates 321 outwardly, and such screw rod 31 can be emerging in outside connecting plate 321 and user is facilitated to hold.In addition, spiral shell The settable adjusting knob 34 in one end of bar 31, adjusting knob 34 and screw rod 31 are fixed, and user can by rotation adjusting knob 34 Screw rod 31 is driven to rotate.In addition, screw rod 31 may be alternatively located in two connecting plates 321.

In one embodiment, the screw rod 31 is vertical with the drive shaft of the driving device 20, so avoid screw rod 31 with The concentric caused nut 41 of the rotation axis of driving device 20 phenomenon concentric with the rotation axis of driving device 20 always.It can Selection of land, screw rod 31 extends along the radial direction of the rotation axis of driving device 20, and after such setting, rotation screw rod 31 1 is enclosed When, nut 41 is the largest along the rotation axis displacement in the radial direction of driving device 20, can achieve quick adjusting Purpose.Certainly, the axial direction of screw rod 31 can also be arranged in a crossed manner with the radial direction of the rotation axis of driving device 20.

Further, the screw arbor assembly further includes turntable 35, and the turntable 35 and the driving device 20 are fixed.This reality It applies in example, the generally round disk body shape of turntable 35, and is arranged concentrically with the rotation axis of driving device 20,35 turns of such turntable It is dynamic more steady, shaking of the turntable 35 in rotation can be reduced.It is compact match between turntable 35 and the drive shaft of driving device 20 It closes, prevents from relatively rotating between turntable 35 and the drive shaft of driving device 20.Optionally, the regulating part 32 is fixed on The surface away from the driving device 20 of the turntable 35, such turntable 35 play certain support fixation to regulating part 32 Effect, can greatly reduce the shaking of regulating part 32 in the drive shaft turns of driving device 20.Optionally, the regulating part 32 It is bonded setting with the turntable 35, and extends along the disk of the turntable 35, can further enhance when regulating part 32 rotates Stability.

In above-described embodiment, ankle-joint training device further includes external member 36, and external member 36 is equipped with via hole, crosses hole peripheral and is equipped with One circle flange collar, flange collar extend into the centre bore of shaft, and with the compact cooperation of centre bore, prevent from relatively rotating between the two.Driving The drive shaft of device 20 successively protrude into the via hole of external member 36, the centre bore of turntable 35 and regulating part 32 two limit plates 322 it Between, external member 36 is fixed with drive shaft, and external member 36 is also connected by screw to regulating part 32.

Referring to Figure 4, the nut assembly 40 further includes nut frame 42 in an embodiment, the nut 41 is fixed On the nut frame 42, the nut frame 42 is equipped with relief hole 4221, and the screw rod 31 passes through the relief hole 4221, institute Nut frame 42 is stated to connect with the sole fixation kit 50.In the present embodiment, by the way that nut can be facilitated after setting nut frame 42 The connection of component 40 and sole fixation kit 50.Also, it is worn due to offering relief hole 4221 on nut frame 42 for screw rod 31, Therefore nut frame 42 is avoided well and is detached from screw rod 31.Specifically, the form of welding can be used between nut 41 and nut frame 42 It is fixed, in addition, the form of clamping can also be used between nut 41 and nut frame 42, for example, being equipped with one on nut frame 42 Groove, the opening of groove are directed towards the side of screw rod 31, and nut 41 is embedded in groove.

In one embodiment, the nut frame 42 include the first fixed plate 421 and two second fixed plates 422, two described second Fixed plate 422 is arranged along the axially spaced-apart of the nut 41, and two second fixed plates 422 are separately connected first fixed plate 421, the nut 41 is fixed therein second fixed plate 422 between two second fixed plates 422, and two Second fixed plate 422 is equipped with the relief hole 4221, and first fixed plate 421 connects with the sole fixation kit 50 It connects.

In one embodiment, the nut assembly 40 further includes connecting shaft 423, connecting shaft 423 and 42 split settings of nut frame. Specifically, first fixed plate 421 is equipped with connecting hole 4211, and the connecting shaft 423 is equipped with the limit shaft shoulder 4231, described Connecting shaft 423 is extend between two the second fixed plates, and connecting shaft 423 pass through the connecting hole 4211 and with the sole Fixation kit 50 is rotatablely connected, and the limit shaft shoulder 4231 is connected to fixing away from the sole for first fixed plate 421 The surface of component 50, to limit connecting shaft 423 towards close to the movement of the direction of sole fixation kit 50.And due to connecting shaft 423 are connected with sole fixation kit 50, it is clear that sole fixation kit 50 is necessarily greater than connecting hole 4211, therefore can limit Connecting shaft 423 processed is mobile towards the direction far from sole fixation kit 50.In the present embodiment, the 10000th is connected in connecting shaft 423 It is connect to section 71 with sole fixation kit 50.The form of sole fixation kit 50 is connected by using connecting shaft 423, and there is knot The simple effect of structure.

In addition, connecting shaft 423 can also be integrally formed with nut frame 42 in other embodiments, which is used as nut A part of frame 42 and directly with sole fixation kit 50 be rotatablely connected.In addition, can be opened up on nut frame 42 in other embodiments Rotation hole and on sole fixation kit 50 shaft be rotatablely connected.

It please recombine with reference to Fig. 1 and Fig. 2, in an embodiment, the mounting rack 10 includes that chassis 11 and sole support Frame 12, the sole support frame 12 are rotatablely connected with the chassis 11, with can be along the length side of the sole fixation kit 50 To swing, the sole fixation kit 50 is rotatablely connected with the sole support frame 12.Specifically, sole support frame 12 and sole It is connected between fixation kit 50 by the second universal joint 72.After setting sole support frame 12, when in adjusting nut component 40 When the eccentric distance of opposite 20 rotation axis of driving device, sole support frame 12 can adapt to the change of the eccentric distance by swinging Change, realizes the steady movement of sole fixation kit 50, and since the both ends of sole fixation kit 50 are turned with other components Dynamic connection, so the steady state upward of sole support frame 12 can be generally maintained.When being trained, the sole of patient is It carries out what direction up and down was swung by axis of heel, ankle is stretched during the swing, prevents ankle from overturning, is realized Rehabilitation training effect.In other embodiments, the rotation direction of sole support frame 12 can also be with turn of the drive shaft of driving device 20 Dynamic direction is consistent.

In one embodiment, the chassis 11 includes mounting bracket 111 and connection frame 112, and the connection frame 112 transversely prolongs It stretches, and is separately connected the mounting bracket 111 and the sole support frame 12, the mounting bracket 111 extends upward, the drive Dynamic device 20 is fixed on the mounting bracket 111.Optionally, connection frame 112 is in I-shaped, mounting bracket 111 and sole support Frame 12 is divided into the both ends of connection frame 112, and stationarity is more preferable.In addition, connection frame 112 can also be the form of connecting rod.

Further, the chassis 11 further includes thigh support frame 113, and the thigh support frame 113 is arranged in the connection frame 112 one end far from the mounting bracket 111, the thigh support frame 113 vertically extend, the thigh support frame 113 Upper end be equipped with thigh fixation kit 60, the thigh fixation kit 60 is to support thigh.Specifically, sole support frame 12 is set It sets between thigh support frame 113 and mounting bracket 111, and is arranged close to thigh support frame 113.Thigh support frame 113 is higher than sole branch Support 12, the thigh of patient are fixed on thigh fixation kit 60, and shank hangs down naturally, and sole steps down in sole fixation kit 50 On.The length of thigh support frame 113 is adjustable, to adapt to the patient of different heights.As shown in figure 8, in Fig. 8 between thigh 113 folding The state diagram of poststack.

It please recombine with reference to Fig. 2, in an embodiment, sole fixation kit 50 includes that sole connection support 51 and setting exist The sole support 52 of the sole connection 51 upper surface of support, sole connect support 51 and connect respectively with nut assembly 40 and the rotation of mounting rack 10 It connects.Sole connection support 51 and sole support 52 in the present embodiment are substantially with sole in contoured design, more preferably to agree with patient Sole, improve comfort.Bonding, clamping, velcro or bandage specifically can be used between sole support 52 and sole connection support 51 Etc. forms fix.In general, sole support 52 is soft part or elastic component, buffering effect is improved.The sole of patient can be tied up by bandage It ties up in sole support 52.

In one embodiment, the both ends of sole fixation kit 50 being distributed along its length are respectively provided with a fixing axle 511, described First universal joint 71 and wherein one fixing axle 511 are fixed, and second universal joint 72 and another fixing axle 511 are solid It is fixed.

In one embodiment, thigh fixation kit 60 includes thigh connection support 61 and setting in thigh connection 61 upper surface of support Big leg support 62, it is fixed that thigh connects support 61 and thigh support frame 113, and is supported on the bottom surface of big leg support 62, and big leg support 62 is in court The shape of lower recess, package set off the big leg outer side in patient.

In the embodiment of the present invention, driving device 20 is motor, and drive shaft is motor shaft, and the rotation axis of driving device 20 refers to Be motor shaft rotation axis, the radial direction of rotation axis refers to the radial direction of drive shaft.In addition, driving device 20 can also be gas Cylinder or other devices for being capable of providing power.

In one embodiment, driving device 20 is also connected with remote controler 80, and remote controler 80 and driving device 20 are electrically connected, with Control the rotating forward of driving device 20, reversion, shut down and adjust revolving speed etc..

Incorporated by reference to reference Fig. 5 to Fig. 7, specifically, patient in use, first passing through rotation of adjustment knob 34, by nut assembly 40 are adjusted to the center of turntable 35, i.e., the front end of sole fixation kit 50 is positioned at the center of turntable 35 at this time. Then sole is placed in sole support 52, is fixed by bandage, while the thigh being put into big leg support 62 is carried out Bandage is fixed.The power switch of setting driving device 20 is opened, then equipment is opened by remote controler 80.Turntable 35 starts with very slow Speed rotation, patient knows from experience turntable 35 and drives whether sole amplitude of fluctuation up and down is able to bear, and such as feels oscillating quantity It is small, nut assembly 40 can be made to move along screw rod 31, and be gradually deviated from the center of motor shaft by rotation of adjustment knob 34, To increase the oscillating quantity of 50 front end of sole fixation kit, until patient thinks his receptible limit.If the patient feels Oscillating quantity is excessive, then can be reversed rotation of adjustment knob 34, makes nut assembly 40 along 31 counter motion of screw rod, and move closer to The center of motor shaft, to reduce the oscillating quantity of 50 front end of sole fixation kit.The equipment operation is simple, comprehensive trained health Multiple, dynamic is adjustable, securely and reliably.

The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all in the present invention Inventive concept under, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/be used in it indirectly He is included in scope of patent protection of the invention relevant technical field.