Rehabilitation exercise instrument

Abstract

The rehabilitation exercise instrument comprises a box body and a pair of exercise mechanisms, the box body is provided with a first containing cavity, and one side wall of the first containing cavity is provided with a pair of through holes; the pair of movement mechanisms and the pair of through holes are arranged in a one-to-one correspondence mode, each movement mechanism comprises a pedal, a connecting rod assembly and a resistance assembly, the pedal is arranged outside the first containing cavity, the connecting rod assembly and the resistance assembly are both arranged in the first containing cavity, and one part of the connecting rod assembly penetrates through the through holes and is connected to the pedal; when a patient steps on the pedal, the resistance assembly can be driven by the connecting rod assembly to generate resistance for resisting the pedal. A patient performs rehabilitation training on the feet through the movement mechanism, the muscle strength and flexibility of the lower limbs can be enhanced, functional recovery of the lower limbs can be promoted, and complications can be prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to foot and lower limb training technical field, concretely relates to a rehabilitation exercise instrument. BACKGROUND

[0002] Lower limb fracture is one of common diseases in orthopedic clinic, for this kind of patient, long-term bed rest often leads to a series of complications, such as muscle atrophy, joint stiffness, venous thrombosis etc. Therefore, in the fracture healing process, proper foot and lower limb movement rehabilitation has important significance for promoting patient recovery, preventing complications.

[0003] At present, rehabilitation exercise instrument is active reciprocating motion structure. When foot movement rehabilitation, rehabilitation exercise instrument relies on patient's foot to step on the pedal self-motion, and there is no resistance pedal resistance. So the foot and lower limb muscle cannot be effectively stretched, and it is difficult to achieve the effect of promoting blood circulation, and reduces the effect of training rehabilitation. UTILITY MODEL CONTENT

[0004] Based on the above description, the utility model provides a rehabilitation exercise instrument, aims at solving the problems that the existing rehabilitation exercise instrument has no resistance pedal resistance, and is difficult to improve the effect of training rehabilitation.

[0005] The technical scheme that the utility model solves the above technical problem is as follows:

[0006] A rehabilitation exercise instrument, comprising:

[0007] The box has a first containing cavity, one side wall of the first containing cavity is provided with a pair of through holes;

[0008] A pair of motion mechanisms are arranged in one-to-one correspondence with a pair of the through holes, the motion mechanism includes a pedal, a connecting rod assembly and a resistance assembly, the pedal is arranged outside the first containing cavity, the connecting rod assembly and the resistance assembly are both arranged in the first containing cavity, a part of the connecting rod assembly passes through the through hole and is connected to the pedal;When the patient steps on the pedal, the resistance assembly can be driven by the connecting rod assembly to generate resistance to the pedal.

[0009] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0010] Further, the box has a second containing cavity opposite to the first containing cavity, a plurality of sound holes are arranged on at least one side wall of the second containing cavity.

[0011] Further, a plurality of massage convex points are arranged on the tread surface of the pedal in an array.

[0012] Further, the linkage assembly comprises a first linkage, a second linkage and a bracket, one end of the first linkage passes through the through hole and is connected to the pedal, one end of the second linkage is rotatably connected to the other end of the first linkage, the other end of the second linkage is rotatably connected to the resistance assembly, one end of the bracket is rotatably connected to the first linkage, and the other end of the bracket is fixed to the bottom wall of the first accommodating cavity.

[0013] Further, the resistance assembly comprises a cylinder, a pressing plate, a pull rod and an elastic member, the pressing plate is arranged in the cylinder and can move relative to the cylinder, one end of the pull rod is movably connected to the other end of the second linkage, the other end of the pull rod penetrates the upper end of the cylinder and is connected to the pressing plate, one end of the elastic member abuts against the top wall of the cylinder, and the other end of the elastic member abuts against the pressing plate.

[0014] Further, the side wall of the cylinder is provided with a plurality of sliding protrusions arranged at intervals in the circumferential direction, the pressing plate is provided with a sliding groove corresponding to each sliding protrusion, and the sliding protrusion and the sliding groove slide in cooperation.

[0015] Further, the resistance assembly comprises a bottom cover arranged at the lower end of the cylinder, the movement mechanism comprises a support plate and a synchronous driving assembly, the support plate is configured as a pair, the pair of support plates are symmetrically arranged with the axis of the cylinder as the axis of symmetry, the synchronous driving assembly is connected to the cylinder and the pair of support plates respectively, and the synchronous driving assembly is used to drive the cylinder to move in the vertical direction relative to the bottom cover.

[0016] Further, the pair of support plates are both configured as concave shapes, the synchronous driving assembly comprises a fixing sleeve, a transmission unit, a synchronous shaft and a rotary driver, the fixing sleeve is configured as a cross shape, a pair of protruding portions of the fixing sleeve are arranged in the grooves of the pair of support plates in a one-to-one correspondence, the pair of protruding portions of the fixing sleeve can move in the vertical direction relative to the grooves of the pair of support plates, the transmission unit is configured as a pair, the pair of transmission units are arranged in a one-to-one correspondence with the pair of protruding portions of the fixing sleeve, the transmission unit comprises a worm and gear assembly and a lead screw, the worm sleeve of the worm and gear assembly is arranged on the lead screw, the lead screw is connected to the protruding portion of the fixing sleeve, the synchronous shaft is connected to the worms of the pair of worm and gear assemblies in a one-to-one correspondence at both ends, and the output end of the rotary driver is connected to the worm of one worm and gear assembly.

[0017] Further, a display is arranged on the box.

[0018] Compared with the prior art, the technical scheme of the present application has the following beneficial technical effects:

[0019] (1) The patient in the application uses the exercise mechanism to carry out rehabilitation training on the foot and lower limbs, which can enhance the muscle strength and flexibility of the lower limbs, is beneficial to promote the recovery of the foot, and is beneficial to prevent complications.

[0020] (2) The application drives the cylinder to move along the vertical direction through the synchronous driving assembly, can adaptively adjust the elastic potential of the elastic member according to the strength of the patient, can reduce the risk of injury of the patient again, and can adjust the appropriate elastic potential according to the recovery degree of the patient. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the general assembly view of the rehabilitation exercise instrument provided in the embodiment of the application;

[0022] Figure 2 It is the vertical sectional view of the rehabilitation exercise instrument provided in the embodiment of the application;

[0023] Figure 3 It is the structure schematic view of the exercise mechanism in the embodiment of the application;

[0024] Figure 4 It is the structure schematic view of the resistance assembly in the embodiment of the application;

[0025] Figure 5 It is the structure schematic view of the synchronous driving assembly in the embodiment of the application.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 10, box; 11, first containing cavity; 111, through hole; 12, second containing cavity; 121, loudspeaker hole;

[0028] 20, exercise mechanism; 21, pedal; 211, massage convex point; 22, connecting rod assembly; 221, first connecting rod; 222, second connecting rod; 223, support; 23, resistance assembly; 231, cylinder; 2311, sliding convex; 232, pressing plate; 2321, sliding groove; 233, pull rod; 234, elastic member; 235, bottom cover; 24, support plate; 25, synchronous driving assembly; 251, fixed sleeve; 252, transmission unit; 2521, worm and gear combination; 2522, screw rod; 253, synchronous shaft; 254, rotary driver;

[0029] 30, display. DETAILED DESCRIPTION

[0030] For the purpose of promoting an understanding of the application, the application will now be described in greater detail with reference to the figures. The embodiments shown in the figures are intended to explain the present application and are not intended to limit the present application in any way. Rather, the purpose of the embodiments is to make the disclosure of the present application more thorough and complete.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

[0032] It will be understood that the spatially relative terms "beneath", "below", "lower", "under", "above", "upper" and the like, can be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device can also be oriented in the other direction, and the spatially relative terms used herein are intended to encompass such additional orientations. It is understood that the spatially relative terms so used are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device can also be oriented in the other direction, and the spatially relative terms used herein are intended to encompass such additional orientations.

[0033] As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It will be further understood that the terms "comprises", "comprising", "includes" and / or "including", or the like, when used in this specification, specify the presence of stated features, integers, steps, operations, elements, components, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

[0034] Referring to Figures 1-2 As shown, the utility model provides a technical scheme: a rehabilitation exercise instrument, including box 10 and a pair of movement mechanism 20, box 10 has first containing cavity 11, and one side wall of first containing cavity 11 is equipped with a pair of through hole 111;A pair of movement mechanism 20 and a pair of through hole 111 correspondingly arrange, movement mechanism 20 includes treadle 21, connecting rod assembly 22 and resistance assembly 23, treadle 21 is located outside first containing cavity 11, and connecting rod assembly 22 and resistance assembly 23 are all located in first containing cavity 11, and a part of connecting rod assembly 22 passes through through hole 111 and is connected to treadle 21;When the patient treads treadle 21, can drive resistance assembly 23 to generate the resistance of treadle 21 via connecting rod assembly 22.

[0035] For example, the resistance assembly 23 can be a mass block or the like. Figure 1 For a conventional installation angle; when the rehabilitation exercise device is assembled, the face on the right side of the box 10 is used as the installation face, the installation face is attached to the bed plate at the tail of the sickbed, and then the box 10 is bound to the bed plate by a bandage or the like, or a plurality of fasteners are used to pass through the connecting holes of the connecting ears on both sides of the installation face and connect to the bed plate, so that the box 10 can be fixed to the bed plate.

[0036] In this embodiment, the patient uses the exercise mechanism 20 to perform rehabilitation training on the feet, which can enhance the muscle strength and flexibility of the feet and lower limbs, which is not only beneficial to promote the recovery of lower limb function, but also beneficial to complications such as deep vein thrombosis and pressure ulcers.

[0037] Referring to Figure 1 In some embodiments, the box 10 has a second accommodating cavity 12 opposite the first accommodating cavity 11, and a plurality of sound holes 121 are formed in at least one side wall of the second accommodating cavity 12.

[0038] In this embodiment, the second accommodating cavity 12 can be used to install a loudspeaker and other electronic components, and the sound holes 121 can not only partially dissipate heat from the second accommodating cavity 12, but also help sound transmission. By playing music, the patient's nervousness can be prevented, thereby reducing resistance due to foot discomfort.

[0039] Referring to Figures 1-2 In some embodiments, a plurality of massage protrusions 211 are arranged in an array on the tread surface of the pedal 21.

[0040] In this embodiment, during the rehabilitation training of the feet, when the patient presses down the pedal 21, the massage protrusions 211 can massage the soles of the feet. Thus, it is helpful to promote blood circulation of the feet and promote recovery of the feet.

[0041] Referring to Figures 2-3 In some embodiments, the link assembly 22 includes a first link 221, a second link 222, and a bracket 223, one end of the first link 221 passes through the through hole 111 and is connected to the pedal 21, one end of the second link 222 is rotatably connected to the other end of the first link 221, the other end of the second link 222 is rotatably connected to the resistance assembly 23, one end of the bracket 223 is rotatably connected to the first link 221, and the other end of the bracket 223 is fixed to the bottom wall of the first accommodating cavity 11.

[0042] For example, the pedal 21 and the first link 221 are rotatably connected away from the second link 22.

[0043] In this embodiment, based on the lever principle, when the patient presses the pedal 21 downward, the first connecting rod 221 rotates upward around the support 223 as the fulcrum. At the same time, the second connecting rod 222 also rotates with the first connecting rod 221 and the gravity assembly, so that the second connecting rod 222 generates a pulling force on the resistance assembly 23, thereby generating resistance on the pedal 21.

[0044] Referring to Figures 2-4 As shown in the drawings, in some embodiments, the resistance assembly 23 includes a cylinder 231, a pressing plate 232, a pull rod 233, and an elastic member 234. The pressing plate 232 is arranged in the cylinder 231 and can move relative to the cylinder 231. One end of the pull rod 233 is movably connected to the other end of the second connecting rod 222, and the other end of the pull rod 233 penetrates the upper end of the cylinder 231 and is connected to the pressing plate 232. One end of the elastic member 234 abuts against the top wall of the cylinder 231, and the other end of the elastic member 234 abuts against the pressing plate 232.

[0045] For example, the second connecting rod 222 and the pull rod 233 can be hinged or connected through a universal ball joint. The elastic member 234 can be a spring or an elastic rubber ring, etc. The pressing plate 232 can be a mass block, etc.

[0046] In this embodiment, when the second connecting rod 222 generates a pulling force on the pull rod 233, the pull rod 233 drives the pressing plate 232 to move upward, so that the elastic member 234 is deformed, thereby generating resistance on the pedal 21. When the patient finishes pressing the pedal 21, the pressing plate 232 moves downward and the pedal 21 moves upward to be reset automatically through the reset movement of the elastic member 234.

[0047] Referring to Figure 4 As shown in the drawings, in some embodiments, the side wall of the cylinder 231 is provided with a plurality of sliding protrusions 2311 arranged at intervals in the circumferential direction. The pressing plate 232 is provided with a sliding groove 2321 corresponding to each sliding protrusion 2311. The sliding protrusion 2311 and the sliding groove 2321 are in sliding cooperation.

[0048] In this embodiment, when the pressing plate 232 moves in the vertical direction, the stability of the movement of the pressing plate 232 can be ensured through the cooperation of the sliding protrusion 2311 and the sliding groove 2321.

[0049] Referring to Figures 2-5As shown, in some embodiments, the resistance assembly 23 comprises a bottom cover 235 arranged at the lower end of the cylinder 231, the pressing plate 232 is adjacent to the bottom wall of the bottom cover 235, the movement mechanism 20 comprises a support plate 24 and a synchronous driving assembly 25, the support plate 24 is configured as a pair, the pair of support plates 24 is symmetrically arranged with the axis of the cylinder 231 as the symmetry axis, and the synchronous driving assembly 25 is connected to the cylinder 231 and the pair of support plates 24 respectively, and the synchronous driving assembly 25 is used to drive the cylinder 231 to move along the vertical direction relative to the bottom cover 235.

[0050] In this embodiment, the cylinder 231 is driven to move along the vertical direction by the synchronous driving assembly 25, so that the elastic member 234 is deformed to increase the elastic potential energy of the elastic member 234. Thus, adaptive adjustment can be made according to the strength of the patient, so as to reduce the risk of injury of the patient again.

[0051] Referring to Figures 2-5 As shown, in some embodiments, the pair of support plates 24 are each configured as a concave shape, the synchronous driving assembly 25 comprises a fixed sleeve 251, a transmission unit 252, a synchronous shaft 253 and a rotary driver 254, the fixed sleeve 251 is configured as a cross shape, a pair of protruding portions of the fixed sleeve 251 are arranged in the grooves of the pair of support plates 24 in a one-to-one correspondence, and the pair of protruding portions of the fixed sleeve 251 can move along the vertical direction relative to the grooves of the pair of support plates 24, the transmission unit 252 is configured as a pair, the pair of transmission units 252 are arranged in a one-to-one correspondence with the pair of protruding portions of the fixed sleeve 251, the transmission unit 252 comprises a worm and gear assembly 2521 and a lead screw 2522, the worm sleeve of the worm and gear assembly 2521 is arranged on the lead screw 2522, the lead screw 2522 is connected to the protruding portion of the fixed sleeve 251, the synchronous shaft 253 is connected to the worms of the pair of worm and gear assemblies 2521 in a one-to-one correspondence at both ends, and the output end of the rotary driver 254 is connected to the worm of one worm and gear assembly 2521.

[0052] For example, the rotary driver 254 can be a motor, such as a reduction motor, a stepping motor or a servo motor, etc.

[0053] In this embodiment, the rotary driver 254 provides power to the two transmission units 252, so that the fixed sleeve 251 drives the cylinder 231 to move along the vertical direction.

[0054] Referring to Figures 1-2 As shown, in some embodiments, the display 30 is arranged on the box body 10.

[0055] For example, the display 30 can be a touch display 30, etc. The pedal 21 can be provided with a gravity sensor, etc.

[0056] In this embodiment, the display 30 can display the motion parameters in real time; for example, time, strength, or step count, etc.

[0057] The above is only the preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A rehabilitation exercise apparatus, characterized by, The utility model relates to a box (10) with a first containing cavity (11), one side wall of the first containing cavity (11) is provided with a pair of through holes (111), a pair of movement mechanisms (20) are arranged in one-to-one correspondence with a pair of the through holes (111), the movement mechanism (20) includes a pedal (21), a connecting rod assembly (22) and a resistance assembly (23), the pedal (21) is arranged outside the first containing cavity (11), the connecting rod assembly (22) and the resistance assembly (23) are arranged in the first containing cavity (11), a part of the connecting rod assembly (22) passes through the through hole (111) and is connected to the pedal (21), when the patient treads the pedal (21), the resistance assembly (23) can be driven to generate resistance to the pedal (21) through the connecting rod assembly (22). The box (10) has a second containing cavity (12) opposite to the first containing cavity (11), a plurality of sound holes (121) are formed in at least one side wall of the second containing cavity (12). A plurality of massage convex points (211) are arranged on the tread surface of the pedal (21).

2. The rehabilitation exerciser according to claim 1, characterized in that The connecting rod assembly (22) includes a first connecting rod (221), a second connecting rod (222) and a bracket (223), one end of the first connecting rod (221) passes through the through hole (111) and is connected to the pedal (21), one end of the second connecting rod (222) is rotatably connected to the other end of the first connecting rod (221), the other end of the second connecting rod (222) is rotatably connected to the resistance assembly (23), one end of the bracket (223) is rotatably connected to the first connecting rod (221), and the other end of the bracket (223) is fixed to the bottom wall of the first containing cavity (11).

3. The rehabilitation exerciser according to claim 1, wherein The resistance assembly (23) includes a cylinder (231), a pressing plate (232), a pull rod (233) and an elastic member (234), the pressing plate (232) is arranged in the cylinder (231) and can move relative to the cylinder (231), one end of the pull rod (233) is movably connected to the other end of the second connecting rod (222), the other end of the pull rod (233) penetrates the upper end of the cylinder (231) and is connected to the pressing plate (232), one end of the elastic member (234) abuts against the top wall of the cylinder (231), and the other end of the elastic member (234) abuts against the pressing plate (232).

4. The rehabilitation exerciser according to claim 1, wherein The side wall of the cylinder (231) is provided with a plurality of sliding protrusions (2311) arranged at intervals in the circumferential direction, the pressing plate (232) is provided with a sliding groove (2321) corresponding to each sliding protrusion (2311), and the sliding protrusion (2311) and the sliding groove (2321) are in sliding fit.

5. The rehabilitation exerciser according to claim 4, characterized in that ​ 6. The rehabilitation exerciser according to claim 5, characterized in that ​ 7. The rehabilitation exerciser according to claim 5, characterized in that, The resistance assembly (23) comprises a bottom cover (235) arranged at a lower end of the barrel (231), and the movement mechanism (20) comprises a support plate (24) and a synchronous driving assembly (25). The support plate (24) is configured as a pair of plates, and the pair of plates are symmetrically arranged with the axis of the barrel (231) as the axis of symmetry. The synchronous driving assembly (25) is connected to the barrel (231) and the pair of support plates (24) respectively, and is used to drive the barrel (231) to move in the vertical direction relative to the bottom cover (235).

8. The rehabilitation exerciser according to claim 7, characterized in that The pair of support plates (24) are each configured as a concave shape. The synchronous driving assembly (25) comprises a fixing sleeve (251), a transmission unit (252), a synchronous shaft (253) and a rotary driver (254). The fixing sleeve (251) is configured as a cross shape, and a pair of protruding portions of the fixing sleeve (251) are arranged in the grooves of the pair of support plates (24) in a one-to-one correspondence. The pair of protruding portions of the fixing sleeve (251) can move in the vertical direction relative to the grooves of the pair of support plates (24). The transmission unit (252) is configured as a pair of units, and the pair of units are arranged in a one-to-one correspondence with the pair of protruding portions of the fixing sleeve (251). The transmission unit (252) comprises a worm and gear assembly (2521) and a lead screw (2522). The worm sleeve of the worm and gear assembly (2521) is arranged on the lead screw (2522), and the lead screw (2522) is connected to the protruding portion of the fixing sleeve (251). The synchronous shaft (253) is connected to the worms of the pair of worm and gear assemblies (2521) in a one-to-one correspondence. The output end of the rotary driver (254) is connected to the worm of one worm and gear assembly (2521).

9. The rehabilitation exerciser according to any one of claims 1 to 7, characterized in that, The display (30) is arranged on the box (10).

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