CN113289317A - Lower limb rehabilitation training device for bed - Google Patents
Lower limb rehabilitation training device for bed Download PDFInfo
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- CN113289317A CN113289317A CN202110782016.2A CN202110782016A CN113289317A CN 113289317 A CN113289317 A CN 113289317A CN 202110782016 A CN202110782016 A CN 202110782016A CN 113289317 A CN113289317 A CN 113289317A
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
- A61H1/0266—Foot
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00178—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices for active exercising, the apparatus being also usable for passive exercising
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/08—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs for ankle joints
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0119—Support for the device
- A61H2201/0138—Support for the device incorporated in furniture
- A61H2201/0142—Beds
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
- A61H2201/1207—Driving means with electric or magnetic drive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2205/00—Devices for specific parts of the body
- A61H2205/10—Leg
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2205/00—Devices for specific parts of the body
- A61H2205/12—Feet
Abstract
The invention discloses a lower limb rehabilitation training device for a bed, which comprises a base, wherein the base is movable; and the lower limb training mechanism is arranged at one end of the support frame, which is far away from the base, and is a swinging guide rod mechanism or a crank rocker mechanism which consists of a support part, a rotating shaft, a pedal, a crank, a rod piece and a sliding piece. The lower limb rehabilitation training device for the bed can eliminate local degree of freedom, thereby inhibiting abnormal joint reaction, enabling ankle joints at two sides to generate a certain moving angle to form ankle pump movement and having good ankle joint training effect.
Description
Technical Field
The invention relates to the technical field of sports equipment, in particular to a lower limb rehabilitation training device for a bed.
Background
At present, the aging degree of the population of China is increased, and the number of patients with unhealthy limbs is increased day by day, so that limb rehabilitation auxiliary appliances become research hotspots in the rehabilitation field, and various rehabilitation robots designed by research teams at home and abroad are put into practical use.
The existing limb rehabilitation training device has small joint movement angle in the rehabilitation training process, and the ankle joint can not be well trained and can not achieve the expected rehabilitation training effect; in addition, the existing limb rehabilitation training device does not consider the training requirements of the ankle joints of the human body or is not provided with the ankle joint training function, so that the ankle joints cannot be well trained in the rehabilitation training process, and the expected rehabilitation training effect cannot be achieved. The rehabilitation training device on the bed also lacks the ankle joint exercise training function.
Therefore, it is particularly important to develop a lower limb rehabilitation training device for a bed, which has a reasonable structure and can meet the requirement of ankle rehabilitation training.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a lower limb rehabilitation training device for a bed that can meet the requirements for ankle rehabilitation training.
To achieve the above and other related objects, the present invention provides a lower limb rehabilitation training device for bed, comprising:
a base, the base being movable;
the supporting frame is arranged on the base;
the lower limb training mechanism is arranged at one end of the supporting frame, which is far away from the base, and comprises a supporting part, a rotating shaft, a pedal, a crank, a rod piece and a sliding piece, and the lower limb training mechanism is a swinging guide rod mechanism or a crank rocker mechanism;
when the lower limb training mechanism is a swinging guide rod mechanism, the supporting part is arranged at one end of the supporting frame far away from the base, the rotating shaft is rotatably arranged on the supporting part, the crank is fixedly connected with the rotating shaft, the crank is rotatably connected with the sliding part or the pedal, the rod piece and the sliding part form a moving pair, the rod piece and the supporting part form a rotating pair, when the crank is rotatably connected with the sliding part, the pedal is fixedly arranged on the sliding part or the rod piece, and when the crank is rotatably connected with the pedal, the pedal is fixedly arranged on the sliding part; alternatively, the first and second electrodes may be,
when the lower limb training mechanism is a crank rocker mechanism, the supporting part is arranged at one end of the supporting frame far away from the base, the rotating shaft is rotatably arranged on the supporting part, the crank is fixedly connected with the rotating shaft, the crank is rotatably connected with the rod piece or the pedal, the rod piece and the sliding piece form a moving pair, the sliding piece and the supporting part form a rotating pair, when the crank is rotatably connected with the rod piece, the pedal is fixedly arranged on the sliding piece or the rod piece, and when the crank is rotatably connected with the pedal, the pedal is fixedly arranged on the rod piece.
In an optional embodiment of the present invention, the rehabilitation training device further comprises an armrest, and the armrest is mounted on the support frame.
In an optional embodiment of the present invention, the rehabilitation training device further includes a restriction component, and the restriction component includes a suspension frame, an adjustment rope, a positioning rod, and a lower limb mounting bracket; the suspension bracket is arranged on the supporting part, one end of the adjusting rope is wound and fixed on the suspension bracket, the other end of the adjusting rope is connected with one end of the positioning rod or the lower limb mounting support, the lower limb mounting support is connected with the positioning rod, the other end of the positioning rod is connected with the pedal, and the included angle between the positioning rod and the pedal supporting plane is adjustable.
In an optional embodiment of the present invention, the lower limb rehabilitation training device for bed further comprises a clamping component, which is disposed on the supporting frame; the clamping assembly comprises a mounting seat, a movable clamping piece, a fixed clamping piece, a locking knob and a height adjusting mechanism.
In an alternative embodiment of the invention, the lower limb training mechanism further comprises a drive member disposed within the support member, the drive member being connected to the swivel shaft.
In an optional embodiment of the present invention, when the lower limb training mechanism is a swing guide rod mechanism, the position of the rotation center of the rod member is adjustable; when the lower limb training mechanism is a crank rocker mechanism, the position of the rotation center of the sliding part can be adjusted.
In an optional embodiment of the present invention, the support frame includes a column, a column base, and a cantilever, the column base is mounted on the base, the column is mounted on the column base, the cantilever is mounted on an end of the column far away from the column base, and the support member is mounted on the cantilever.
In an alternative embodiment of the present invention, the height of the upright is adjustable, and the length of the cantilever is adjustable.
In an alternative embodiment of the invention, the crank is adjustable in length.
In an optional embodiment of the invention, the lower limb rehabilitation training device for bed further comprises a resistance component arranged in the support component, wherein the resistance component comprises a friction assembly, a magnetic control resistance generator or a flywheel.
The lower limb rehabilitation training device for the bed can eliminate local degree of freedom, so that abnormal joint reaction is inhibited, ankle joints on two sides generate a certain moving angle, proper ankle pump movement is formed, and a good ankle joint training effect is achieved.
The lower limb rehabilitation training device for the bed has the advantages of simple structure, small volume and convenient overall arrangement. The base stable in structure of the bed lower limb rehabilitation training device of this embodiment is provided with wheels, and is convenient to move.
The lower limb training mechanism of the lower limb rehabilitation training device for the bed is adjustable in position and can be accommodated.
The length of the crank, the rod piece, the upright post of the support frame and the cantilever of the bed lower limb rehabilitation training device can be adjusted, so that the bed lower limb rehabilitation training device can better adapt to the exercise training requirements of different people and ensure the training effect.
The lower limb movement training mechanism of the lower limb rehabilitation training device for the bed can directly transform the prior rehabilitation training device and the like, so that the lower limb movement training mechanism has the ankle joint training function.
The lower limb rehabilitation training device for the bed can meet the rehabilitation training requirements of people who cannot get out of the bed.
Drawings
Fig. 1 is a schematic perspective view of a lower limb rehabilitation training device for a bed according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of another embodiment of a lower limb rehabilitation training device for a bed according to an embodiment of the invention.
Description of the element reference numerals
A base 1; a universal wheel 2; a support frame 3; the upright 31; a post holder 32; a cantilever 33; a column slide rail 34; a first hand wheel 35; a hand wheel 36; a handrail 4; a lower limb training mechanism 5; a support member 51; a foot pedal 52; a revolving shaft 53; a crank 54; a slide member 55; a rod member 56; a support 57; a fixing plate 571; a movable plate 572; a human-computer interaction device 6; a clamping assembly 7; a locking knob 71; a mounting seat 72; a movable jaw 73; a fixing clip 74; a height adjusting mechanism 75; a restricting member 8; a suspension holder 81; an adjustment cord 82; a lower limb mounting bracket 83; a positioning rod 84.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Example one
Referring to fig. 1, the present embodiment describes a lower limb rehabilitation training device for bed, which includes a base 1, a supporting frame 3, a lower limb training mechanism 5, a clamping device 7 and a restraining member 8.
Referring to fig. 1, in this embodiment, rollers are installed at the bottom of the base 1, so that the whole bed limb rehabilitation training machine can be conveniently moved, the rollers may be universal wheels 2 with locking devices, for example, so that the bed limb rehabilitation training machine can be conveniently moved to a specified position (for example, the bedside) and fixed by the locking devices. Of course, in some embodiments, the base 1 may not be provided with rollers.
Referring to fig. 1, in the present embodiment, the supporting frame 3 is installed at one side of the base 1, and the length of the supporting frame 3 is adjustable. Support frame 3 includes column base 32, stand 31 and cantilever 33, column base 32 fixed mounting in the one end of base 1, the lower extreme of stand 31 with column base 32 fixed connection, cantilever 33 set up in the top of stand 31, and towards base 1 does not set up one side of column base 32 extends, but cantilever 33 level sets up, also can have an inclination with the horizontal direction.
Referring to fig. 1, in the present embodiment, the height of the upright column 31 is adjustable, the upright column 31 is designed to be a manual lead screw telescopic rod structure (of course, other adjustment methods may also be adopted to adjust the length of the upright column 31), a first hand wheel 35 is disposed on one side of the upright column 31, the first hand wheel 35 is used as a driving portion of the lead screw telescopic rod structure, and an operator can adjust the height of the upright column 31 through the first hand wheel 35 to adjust the height of the lower limb training mechanism 5.
Referring to fig. 1, in the present embodiment, the length of the cantilever 33 is adjustable, the cantilever 33 may also adopt a manual lead screw telescopic rod structure design (of course, other adjustment methods may also be adopted to realize the length adjustment of the cantilever 33), a hand wheel 36 is disposed on the cantilever 33, the hand wheel 36 is used as a driving portion of the lead screw telescopic rod structure, and an operator may adjust the length of the cantilever 33 through the hand wheel 36 to realize the position adjustment of the lower limb training mechanism 5 along the length direction of the cantilever 33.
Referring to fig. 1, in the present embodiment, the lower limb training mechanism 5 is a swing guide mechanism, and includes a support member 51, a pedal 52, a rotating shaft 53, a crank 54, a sliding member 55, a rod member 56 (serving as a guide of the swing guide mechanism), and a support 57. The supporting part 51 is arranged at one end of the cantilever 33 of the supporting frame 3, the revolving shaft 53 is rotatably arranged at one end of the supporting part 51 far away from the supporting frame 3, the crank 54 is fixedly connected with the end part of the revolving shaft 53, the crank 54 is rotatably connected with the sliding part 55 or the pedal 52, the pedal 52 is arranged on the sliding part 55, the rod piece 56 and the sliding part 55 form a moving pair, the rod piece 56 and the support 57 form a rotating pair, and the support 57 is arranged at one end of the supporting part 51 far away from the revolving shaft 53. When the crank 54 rotates, the sliding member 55 is driven to move along the rod 56, and the rod 56 is driven to swing back and forth around the rotation center thereof.
Referring to fig. 1, in the present embodiment, the support 57 includes a pair of fixed plates 571 and a pair of movable plates 572, the pair of fixed plates 571 are disposed on two sides of the supporting member 51 and extend to a side away from the base 1, a movable plate 572 is mounted on an outer side of each fixed plate 571 in a height-adjustable manner, one end of the rod 56 away from the sliding member 55 and the movable plate 572 form a rotation pair, and the height of the rotation center of the rod 56 is adjusted by adjusting the position of the movable plate 572 on the fixed plate 571. When lower limb training is performed, a proper training posture can be selected by adjusting the height of the rotation center of the rod member 56. It will be appreciated that the height of the center of rotation of the lever 56 may also be fixed.
Referring to fig. 1, in a specific example of the present embodiment, the pedals 52, the crank 54, the sliding member 55, the rod 56 and the support 57 are all two and are respectively located at two sides of the supporting member 51. The two cranks 54 are respectively installed and fixed at two ends of the revolving shaft 53, each crank 54 is rotatably connected with the pedal 52 or the sliding piece 55 at the same side, each pedal 52 is fixedly installed on the sliding piece 55 at the same side, each sliding piece 55 and the rod piece 56 at the same side form a moving pair, and each rod piece 56 and the support 57 form a rotating pair.
Of course, in some embodiments, the support 57 may not be provided, and the rod 56 may directly form a rotation pair with the support member 51.
Referring to fig. 1, in this embodiment, the crank 54 is a rod crank, one end of the rod crank is fixedly connected to one end of the rotating shaft 53, and the other end of the rod crank is rotatably connected to the pedal 52. Of course, in other embodiments, the crank 54 may be a disc crank.
In this embodiment, the crank 54 is adjustable in gauge (defined as the length of a rod crank or the diameter of a disc crank).
Referring to fig. 1, in the present embodiment, the lower limb rehabilitation training device for bed further includes a clamping component 7, and the clamping component 7 is used for fixing the lower limb rehabilitation training device for bed when moving to the bedside. The clamping assembly 7 comprises a mounting seat 72, a movable clamping piece 73, a fixed clamping piece 74, a locking knob 71 and a height adjusting mechanism 75. The mounting seat 72 is slidably mounted on the upright 31 of the support seat 3, and the mounting seat 72 is slidably fitted with an upright slide rail 34 arranged on the upright 31; the height adjusting mechanism 75 is located between the mounting seat 72 and the base 1, the height adjusting mechanism 75 may be a pneumatic spring or an electric push rod, for example, a fixed end of the height adjusting mechanism 75 is mounted at the bottom of the upright 31 (or at the base 32 or the base 1), an output end of the height adjusting mechanism is connected to the base 1, and the height of the clamping assembly 7 can be adjusted by the height adjusting mechanism 75 to adapt to beds with different heights.
Fixed clamping piece 74 include first grip block with set up in the first horizontal plate on the top of first grip block, the grip block that activity clamping piece 73 includes with set up in the horizontal plate on the top of grip block, fixed clamping piece 74 is fixed in the one end of mount pad 72, the trompil has been seted up on the first horizontal plate, seted up on the horizontal plate with the spout that the trompil corresponds, activity clamping piece 73 horizontal plate superpose install in on the first horizontal plate of fixed clamping piece 74, the screw thread section of locking knob 71 passes in proper order the spout reaches the trompil is screwed fixedly through the nut, fixed clamping piece 74 with activity clamping piece 73 encloses into "U" type clamp mouth that falls. When the clamping assembly 7 achieves clamping, the locking knob 71 is firstly unscrewed, the distance between the first clamping plate and the clamping plate is adjusted by adjusting the relative position of the sliding groove on the fixed clamping piece 74 to achieve clamping action, and the locking knob 71 is locked.
As shown in fig. 1, in this embodiment, the lower limb training mechanism 5 may further comprise a restraining member 8 for restraining the limb. The restraint member 8 includes a suspending bracket 81, an adjustment cord 82, a positioning rod 84, and a lower limb attachment bracket 83. The suspension bracket 81 is mounted at the top end of the support component 51, one end of the adjusting rope 82 is wound and fixed on the suspension bracket 81, the other end of the adjusting rope 82 is connected with one end of the positioning rod 84 or the lower limb mounting bracket 83, the lower limb mounting bracket 83 is connected with the positioning rod 84, the other end of the positioning rod 84 is connected with the pedal 52, and the included angle between the positioning rod 84 and the support plane of the pedal 52 is adjustable. During lower limb training, the proper training posture is determined by adjusting the adjusting rope 82 and the positioning rod 84 of the restricting part 8, the lower limb is placed on the lower limb placing support 83, and the foot is placed on the pedal 52 to start training.
As an example, the adjusting rope 82 and the lower limb mounting bracket 83 each include two parts, and correspond to the pedals 52 on both sides.
Referring to fig. 1, in the present embodiment, the lower limb rehabilitation training device for bed further includes an armrest 4, and the armrest 4 is used for being held by a user; the handrail 4 is arranged on the clamping component 7 which comprises an installation seat, and can be lifted along with the clamping component 7 at the same time so as to be adapted to beds with different heights or other use environments. Of course, the armrest 4 and the clamping assembly 7 can also be adjusted in position individually.
Referring to fig. 1, in this embodiment, the lower limb rehabilitation training device for bed further includes a human-computer interaction device 6, and the human-computer interaction device is an intelligent control center and is used for controlling the lower limb rehabilitation training device for bed to work. The human-computer interaction device 6 can be arranged on the top of the support frame 3 (of course, it can be arranged in other suitable positions). As an example, the human-computer interaction device 6 is arranged on the cantilever 33 of the support frame 3. By way of example, the human-computer interaction device 6 may be a remote controller or a touch screen.
Referring to fig. 1, in the present embodiment, the lower limb rehabilitation training device for bed further includes a driving part disposed in the supporting part 51, and the driving part is connected to the rotating shaft 53. The driving member may be an electric motor, or a combination of an electric motor and a speed reducer, or a flywheel.
In this embodiment, the lower limb rehabilitation training device for bed further comprises a resistance component arranged in the support component 51, wherein the resistance component comprises a friction component, a magnetic control resistance generator or a flywheel. The friction assembly comprises a friction plate and a friction plate seat which are matched with each other, the friction plate is arranged on the revolving shaft 53, the friction plate seat is arranged at one end, close to the revolving shaft 53, of the supporting part 51, and the size of the motion resistance is adjusted by controlling the friction plate and the friction plate seat to be screwed or loosened through the man-machine interaction device 6. The magnetic control resistance generator comprises an aluminum disc flywheel and a permanent magnet assembly which are matched with each other, the aluminum disc flywheel is arranged on the rotating shaft 53, the permanent magnet assembly is arranged at one end, close to the rotating shaft 53, of the supporting part 51, the magnetic control resistance generator cuts magnetic induction lines between the permanent magnets through the aluminum disc flywheel to generate eddy current to form resistance, and the distance between the aluminum disc and the permanent magnets is adjusted through the human-computer interaction device 6 to achieve adjustment of the resistance.
It will be understood that the support member 51 may of course comprise only a resistance member, without the provision of a drive member, the operation of which is adjusted manually or controlled by the human-machine-interaction device 6.
It is understood that the drive member may be employed directly as the resistance member without the additional provision of a friction assembly or a magnetically controlled resistance generator as the resistance member. Taking a driving device adopting a motor or a combination of the motor and a speed reducer as an example, direct current which is not more than rated current of the motor can be input into the motor, so that the motor is in an energy consumption braking state and becomes a resistance source.
The lower limb rehabilitation training device for the bed can realize separate lower limb training, and a human body is in a prone position during the lower limb training.
The lower limb rehabilitation training device for the bed in the embodiment can comprise three training modes, namely a passive training mode, an assisted training mode and an active training mode.
In passive training, the power source is all from the driving component, the foot is located on the pedal 52, the driving component drives the crank 54 to rotate, the pedal 52 is driven to move, and the pedal 52 drives the ankle to swing back and forth.
During the assisted training, between the passive training and the active training, a power source part comes from a driving part, and a part comes from the feet of a human body, the man-machine interaction device 6 is operated to control the driving part to be converted into an assisted training mode, and an intelligent sensing system (comprising a sensor and a control circuit) is started to complete the assisted training by matching with the ankles of the human body.
During active training, human feet are taken as power sources to drive the pedals 52 to move, the man-machine interaction device 6 can control the training resistance, the resistance with different sizes can exercise the muscle movement of the lower limbs of the human body in different degrees, and the control capability of brain nerves to the muscle movement is gradually remodeled layer by layer.
The bed lower limb rehabilitation training device of the embodiment can eliminate local degree of freedom, so that abnormal joint reaction is inhibited, the ankle joints on two sides generate certain moving angles, appropriate ankle pump movement is formed, and a good ankle joint training effect is achieved. The lower limb rehabilitation training device for the bed has the advantages of simple structure, small volume and convenient overall arrangement. The base stable in structure of the bed lower limb rehabilitation training device of this embodiment is provided with wheels, and is convenient to move. The lower limb training mechanism of the lower limb rehabilitation training device for the bed of the embodiment is adjustable in position and can be stored. The length of the crank, the rod piece, the upright post of the support frame and the cantilever of the bed lower limb rehabilitation training device of the embodiment can be adjusted, so that the bed lower limb rehabilitation training device can better adapt to the exercise training requirements of different crowds and ensure the training effect. The lower limb exercise training mechanism of the lower limb rehabilitation training device for the bed of the embodiment can be used for directly transforming the existing rehabilitation training device and the like, so that the lower limb exercise training mechanism has the ankle joint training function. The rehabilitation training device can meet the rehabilitation training requirements of the crowd who cannot get out of bed.
Example two
As shown in fig. 2, the present embodiment describes another lower limb rehabilitation training device for a bed. The lower limb rehabilitation training device for bed of the first embodiment and the lower limb rehabilitation training device for bed of the first embodiment use different lower limb training mechanisms 5, and other structures are basically the same, so that the description is not repeated, wherein the lower limb training mechanism 5 of the first embodiment is a crank rocker mechanism, and the lower limb training mechanism 5 of the first embodiment is a swing guide rod mechanism.
As shown in fig. 2, in the present embodiment, the lower limb training mechanism 5 is a crank rocker mechanism, and includes a support member 51, a pedal 52, a pivot shaft 53, a crank 54, a slider 55 (as a rocker of the crank rocker mechanism), a lever 56 (as a link of the crank rocker mechanism), and a support 57. The supporting part 51 is arranged at one end of the cantilever 33 of the supporting frame 3, the revolving shaft 53 is rotatably arranged at one end of the supporting part 51 far away from the supporting frame 3, the crank 54 is fixedly connected with the end part of the revolving shaft 53, the crank 54 is rotatably connected with the rod 56 or the pedal 52, the pedal 52 is fixedly arranged on the rod 56, the rod 56 and the sliding part 55 form a moving pair, the sliding part 55 and the support 57 form a rotating pair, and the support 57 is arranged at one end of the supporting part 51 far away from the revolving shaft 53.
As shown in fig. 2, in the present embodiment, the support 57 includes a pair of fixed plates 571 and a pair of movable plates 572, the pair of fixed plates 571 are disposed on two sides of the support member 51 and extend to a side away from the base 1, a movable plate 572 is mounted on an outer side of each fixed plate 571 in a height-adjustable manner, the sliding member 55 and the movable plate 572 form a rotation pair, and the height of the rotation center of the sliding member 55 is adjusted by adjusting the position of the movable plate 572 on the fixed plate 571. It will be appreciated that the height of the centre of rotation of the slider 55 may also be fixed.
Referring to fig. 2, in a specific example of the present embodiment, the pedals 52, the crank 54, the sliding member 55, the rod 56 and the support 57 are all two and are respectively located at two sides of the supporting member 51. The two cranks 54 are respectively installed and fixed at two ends of the revolving shaft 53, each crank 54 is rotatably connected with the pedal 52 or the rod 56 at the same side, each pedal 52 is fixedly installed on the rod 56 at the same side, each sliding piece 55 and the rod 56 at the same side form a moving pair, and each sliding piece 55 and the support 57 form a rotating pair.
Of course, in some embodiments, the seat 57 may not be provided, and the slider 55 may directly form a rotation pair with the support member 51.
Referring to fig. 2, in this embodiment, the crank 54 is a rod crank, one end of the rod crank is fixedly connected to one end of the rotating shaft 53, and the other end of the rod crank is rotatably connected to the pedal 52. Of course, in other embodiments, the crank 54 may be a disc crank.
In this embodiment, the crank 54 is adjustable in gauge (defined as the length of a rod crank or the diameter of a disc crank).
In this embodiment, the lower limb rehabilitation training device for a bed further includes a driving member provided in the support member 51, and the driving member is connected to the rotating shaft 53. The driving member may be an electric motor, or a combination of an electric motor and a speed reducer, or a flywheel. For details, reference is made to the description of relevant parts in the first embodiment, which is not described herein again.
In this embodiment, the lower limb training mechanism 5 further comprises a resistance element disposed within the support member 51, the resistance element comprising a friction assembly, a magnetically controlled resistance generator, or a flywheel. For details, reference is made to the description of relevant parts in the first embodiment, which is not described herein again.
In the present embodiment, as shown in fig. 2, the lower limb rehabilitation training device for bed further includes an armrest 4 and a human-computer interaction device 6. For details, reference is made to the description of relevant parts in the first embodiment, which is not described herein again.
The lower limb rehabilitation training device for the bed can realize separate lower limb training, and a human body is in a prone position during the lower limb training.
The lower limb rehabilitation training device for the bed of the embodiment can comprise three training modes, namely a passive training mode, an assisted training mode and an active training mode, which are described in relevant parts of the embodiment.
The bed lower limb rehabilitation training device of the embodiment can eliminate local degree of freedom, so that abnormal joint reaction is inhibited, the ankle joints on two sides generate certain moving angles, appropriate ankle pump movement is formed, and a good ankle joint training effect is achieved. The lower limb rehabilitation training device for the bed has the advantages of simple structure, small volume and convenient overall arrangement. The base stable in structure of the bed lower limb rehabilitation training device of this embodiment is provided with wheels, and is convenient to move. The lower limb training mechanism of the lower limb rehabilitation training device for the bed of the embodiment is adjustable in position and can be stored. The length of the crank, the rod piece, the upright post of the support frame and the cantilever of the bed lower limb rehabilitation training device of the embodiment can be adjusted, so that the bed lower limb rehabilitation training device can better adapt to the exercise training requirements of different crowds and ensure the training effect. The lower limb exercise training mechanism of the lower limb rehabilitation training device for the bed of the embodiment can be used for directly transforming the existing rehabilitation training device and the like, so that the lower limb exercise training mechanism has the ankle joint training function. The rehabilitation training device can meet the rehabilitation training requirements of the crowd who cannot get out of bed.
EXAMPLE III
In this embodiment, a third lower limb rehabilitation training device for bed is described, in which the pedal 52 of the lower limb training mechanism 5 of the first embodiment is directly and fixedly mounted on the rod 56, and at this time, the crank 54 is rotatably connected with the sliding member 55, and the pedal 52 can synchronously swing along with the rod 56. Other structures are basically the same as those of the first embodiment, and thus are not described again.
Example four
In this embodiment, a fourth lower limb rehabilitation training device for bed is described, in the lower limb rehabilitation training device for bed of this embodiment, the pedal 52 in the lower limb training mechanism 5 of the second embodiment is directly and fixedly mounted on the sliding member 55, at this time, the crank 54 is rotatably connected with the rod member 56, and the pedal 52 can synchronously swing along with the sliding member 55. Other structures are substantially the same as those of the second embodiment, and thus are not described again.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
In the description herein, numerous specific details are provided, such as examples of components and/or methods, to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that an embodiment of the invention can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of embodiments of the invention.
Reference throughout this specification to "one embodiment," "an embodiment," or "a specific embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment, and not necessarily in all embodiments, of the present invention. Thus, appearances of the phrases "in one embodiment," "in an embodiment," or "in a specific embodiment" in various places throughout this specification are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, or characteristics of any specific embodiment of the present invention may be combined in any suitable manner with one or more other embodiments. It is to be understood that other variations and modifications of the embodiments of the invention described and illustrated herein are possible in light of the teachings herein and are to be considered as part of the spirit and scope of the present invention.
It will also be appreciated that one or more of the elements shown in the figures can also be implemented in a more separated or integrated manner, or even removed for inoperability in some circumstances or provided for usefulness in accordance with a particular application.
Additionally, any reference arrows in the drawings/figures should be considered only as exemplary, and not limiting, unless otherwise expressly specified. Further, as used herein, the term "or" is generally intended to mean "and/or" unless otherwise indicated. Combinations of components or steps will also be considered as being noted where terminology is foreseen as rendering the ability to separate or combine is unclear.
As used in the description herein and throughout the claims that follow, "a," "an," and "the" include plural references unless otherwise indicated. Also, as used in the description herein and throughout the claims that follow, the meaning of "in …" includes "in …" and "on …" unless otherwise indicated.
The above description of illustrated embodiments of the invention, including what is described in the abstract of the specification, is not intended to be exhaustive or to limit the invention to the precise forms disclosed herein. While specific embodiments of, and examples for, the invention are described herein for illustrative purposes only, various equivalent modifications are possible within the spirit and scope of the present invention, as those skilled in the relevant art will recognize and appreciate. As indicated, these modifications may be made to the present invention in light of the foregoing description of illustrated embodiments of the present invention and are to be included within the spirit and scope of the present invention.
The systems and methods have been described herein in general terms as the details aid in understanding the invention. Furthermore, various specific details have been given to provide a general understanding of the embodiments of the invention. One skilled in the relevant art will recognize, however, that an embodiment of the invention can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, and/or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the invention.
Thus, although the present invention has been described herein with reference to particular embodiments thereof, a latitude of modification, various changes and substitutions are intended in the foregoing disclosures, and it will be appreciated that in some instances some features of the invention will be employed without a corresponding use of other features without departing from the scope and spirit of the invention as set forth. Thus, many modifications may be made to adapt a particular situation or material to the essential scope and spirit of the present invention. It is intended that the invention not be limited to the particular terms used in following claims and/or to the particular embodiment disclosed as the best mode contemplated for carrying out this invention, but that the invention will include any and all embodiments and equivalents falling within the scope of the appended claims. Accordingly, the scope of the invention is to be determined solely by the appended claims.
Claims (10)
1. The utility model provides a bed is with low limbs rehabilitation training device which characterized in that includes:
a base, the base being movable;
the supporting frame is arranged on the base;
the lower limb training mechanism is arranged at one end of the supporting frame, which is far away from the base, and comprises a supporting part, a rotating shaft, a pedal, a crank, a rod piece and a sliding piece, and the lower limb training mechanism is a swinging guide rod mechanism or a crank rocker mechanism;
when the lower limb training mechanism is a swinging guide rod mechanism, the supporting part is arranged at one end of the supporting frame far away from the base, the rotating shaft is rotatably arranged on the supporting part, the crank is fixedly connected with the rotating shaft, the crank is rotatably connected with the sliding part or the pedal, the rod piece and the sliding part form a moving pair, the rod piece and the supporting part form a rotating pair, when the crank is rotatably connected with the sliding part, the pedal is fixedly arranged on the sliding part or the rod piece, and when the crank is rotatably connected with the pedal, the pedal is fixedly arranged on the sliding part; alternatively, the first and second electrodes may be,
when the lower limb training mechanism is a crank rocker mechanism, the supporting part is arranged at one end of the supporting frame far away from the base, the rotating shaft is rotatably arranged on the supporting part, the crank is fixedly connected with the rotating shaft, the crank is rotatably connected with the rod piece or the pedal, the rod piece and the sliding piece form a moving pair, the sliding piece and the supporting part form a rotating pair, when the crank is rotatably connected with the rod piece, the pedal is fixedly arranged on the sliding piece or the rod piece, and when the crank is rotatably connected with the pedal, the pedal is fixedly arranged on the rod piece.
2. The lower limb rehabilitation training device for bed of claim 1, further comprising an armrest mounted on the support frame.
3. The lower limb rehabilitation training device for bed of claim 1, further comprising a restraining member, wherein the restraining member comprises a suspension bracket, an adjusting rope, a positioning rod and a lower limb mounting bracket; the suspension bracket is arranged on the supporting part, one end of the adjusting rope is wound and fixed on the suspension bracket, the other end of the adjusting rope is connected with one end of the positioning rod or the lower limb mounting support, the lower limb mounting support is connected with the positioning rod, the other end of the positioning rod is connected with the pedal, and the included angle between the positioning rod and the pedal supporting plane is adjustable.
4. The lower limb rehabilitation training device for bed of claim 1, further comprising a clamping assembly disposed on the support frame; the clamping assembly comprises a mounting seat, a movable clamping piece, a fixed clamping piece, a locking knob and a height adjusting mechanism.
5. The lower limb rehabilitation training device for bed of claim 1, wherein the lower limb training mechanism further comprises a driving member disposed in the supporting member, the driving member being connected to the rotating shaft.
6. The lower limb rehabilitation training device for bed of claim 1, wherein when the lower limb training mechanism is a swing guide rod mechanism, the position of the rotation center of the rod member is adjustable; when the lower limb training mechanism is a crank rocker mechanism, the position of the rotation center of the sliding part can be adjusted.
7. The lower limb rehabilitation training device for bed of claim 1, wherein the support frame comprises a column, a column base and a cantilever, the column base is mounted on the base, the column is mounted on the column base, the cantilever is mounted on an end of the column far away from the column base, and the support member is mounted on the cantilever.
8. The lower limb rehabilitation training device for bed of claim 7, wherein the height of the upright is adjustable and the length of the cantilever is adjustable.
9. The lower limb rehabilitation training device for bed of claim 1, wherein the crank is adjustable in length.
10. The lower limb rehabilitation training device of claim 1, further comprising a resistance member disposed within the support member, wherein the resistance member comprises a friction assembly, a magnetically controlled resistance generator, or a flywheel.
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| CN202110782016.2A CN113289317A (en) | 2021-07-09 | 2021-07-09 | Lower limb rehabilitation training device for bed |
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| CN202110782016.2A CN113289317A (en) | 2021-07-09 | 2021-07-09 | Lower limb rehabilitation training device for bed |
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| CN113827447A (en) * | 2021-10-31 | 2021-12-24 | 清华大学 | Lower limb bedside training rehabilitation device |
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