CN210409389U

CN210409389U - Lower limb auxiliary exercise device

Info

Publication number: CN210409389U
Application number: CN201920882835.2U
Authority: CN
Inventors: 李欣媛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-04-28
Anticipated expiration: 2029-06-13

Abstract

The utility model relates to the field of medical equipment, specifically a device is tempered in assistance of low limbs. The swing arm is installed on the support angle iron fixing piece through a swing arm support and swings around a rotating shaft I, the other end of the swing arm is connected with the platform through a connecting arm hinged sliding block, and a torsion spring is sleeved in the rotating shaft I and fixed between the rotating shaft I and a shaft sleeve. The linear guide rail is arranged in the middle of the base support, and the two sets of foot rests are respectively arranged on two side surfaces of the sliding block mounting platform. The utility model discloses well patient can switch initiative auxiliary exercise mode and passive auxiliary exercise mode through control button, simple structure, strong adaptability, and convenient to use effectively avoids patient's bed activity to reduce symptoms such as low limbs muscular atrophy, the dark venous thrombosis of low limbs that causes, has reduced patient's misery.

Description

Lower limb auxiliary exercise device

(I) technical field

The utility model relates to the field of medical equipment, specifically a device is tempered in assistance of low limbs.

(II) background of the invention

At present, in many patients who lie in bed for a long time due to operations or other pathological reasons, the legs are not fully exercised, so that the symptoms of leg muscle dysfunction, leg venous thrombosis, immunity reduction and the like are caused, and the condition of the patients is frostbitten. Proper lower limb movement is beneficial to recovery of the state of illness of a patient, currently, the patient is mainly assisted by nursing staff to do active or passive movement of the leg on a bed in China, or the patient actively depends on simple instruments to do recovery movement of the leg, and the nursing bed is labor-consuming, time-consuming and not strong in pertinence.

Disclosure of the invention

An object of the utility model is to provide a low limbs are assisted and are taken exercise device, the device not only can help the patient of low limbs complete disability to do passive supplementary exercise, can assist the patient that low limbs have certain mobility moreover to do active supplementary exercise, strong adaptability and simple structure, convenient to use.

The utility model discloses a realize through following technical scheme:

a lower limb auxiliary exercise device comprises a base support with a linear guide rail laid in the middle, foot rests are mounted on the left side and the right side of a slider mounting table above the linear guide rail, swing arms are of a herringbone combined structure, one end of each swing arm is hinged to the middle of the slider mounting table through a connecting arm, the other end of each swing arm is hinged to an angle iron connecting piece through a left swing arm support and a right swing arm support, and the angle iron connecting pieces are fixedly mounted on the left side and the right side of the base support; one end of the left swing arm support and the right swing arm support is fixedly connected with a rotating shaft I, the other end of the left swing arm support and the right swing arm support are hinged with a rotating shaft II, the rotating shaft I is sequentially sleeved with a torsion spring and a shaft sleeve from inside to outside, the torsion springs sleeved on the rotating shaft I are bilaterally symmetrical, the inner side ends of the two torsion springs are fixed on the shaft sleeve, the outer side ends of the two torsion springs are fixed at two ends of the rotating shaft; a control circuit board is arranged in the linear guide rail, and a control button is connected to the control circuit board through a control line.

Preferably, the support is a square plane frame structure.

Preferably, the rotating shaft II is provided with patterns in the circumferential direction; the rotating shaft II is of a two-section inserting structure and is formed by inserting and combining a smooth shaft at one section and a hole at the other section.

Preferably, the linear guide rail comprises a driving motor, a ball screw, a slider mounting table, a guide rail frame and a clutch, wherein two ends of the clutch respectively hold the protruding shaft of the driving motor and the ball screw tightly.

Preferably, the foot rest comprises a pedal and a spring, the pedal is provided with anti-skid grains, one side of the pedal is fixedly provided with a fixing belt, the other side of the pedal is provided with a buckle, and the movable end of the fixing belt is provided with a chuck; the springs are located in the front and the back of the lower portion of the pedal, the upper end of each spring is fixed to the pedal, and the lower portion of each spring is fixed to the foot rest mounting table.

The utility model has the advantages that:

the utility model provides a low limbs are assisted and are taken exercise device not only can help the patient of low limbs complete disability to do passive auxiliary exercise, can assist the patient that low limbs have certain mobility to do the initiative auxiliary exercise moreover, and the initiative is assisted and is taken exercise and passive auxiliary exercise and switch through a control button key, simple structure, strong adaptability, convenient to use effectively avoids the patient to lie in bed activity to reduce the symptoms such as low limbs muscle atrophy, the deep venous thrombosis of low limbs that cause, has reduced patient's misery.

(IV) description of the drawings

The present invention will be further described with reference to the accompanying drawings.

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the structure of the right side of the present invention.

Fig. 4 is a schematic view of the initial position structure of the present invention.

Fig. 5 is a schematic diagram of the limit position structure of the present invention.

In the figure, 1-base support, 11-angle iron connecting piece, 2-swing arm, 21-swing arm support, 22-torsion spring, 23-rotating shaft I, 24-shaft sleeve, 25-rotating shaft II, 26-fixed pin, 27-connecting arm, 3, linear guide rail, 31, driving motor, 32, ball screw, 33, slide block mounting table, 34-guide rail frame, 35-foot rest mounting table, 36-clutch, 4-foot rest, 41-pedal, 42-spring, 43, fixing belt, 44-buckle, 5, control button and 51-control line.

(V) detailed description of the preferred embodiments

In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the present embodiment provides a lower limb auxiliary exercise device, including a base support, a swing arm, a linear guide rail, a foot rest, and a control button, where the swing arm includes a swing arm support, a torsion spring, a rotating shaft I, a shaft sleeve, a rotating shaft II, a fixing pin, and a connecting arm, one end of the swing arm support is fixedly connected to the rotating shaft I, and another end of the swing arm support is hinged to the rotating shaft II through the fixing pin, and two ends of the rotating shaft I are hinged to the angle iron connecting piece; the torsion spring is sleeved in the rotating shaft I, one end of the torsion spring is fixed on the rotating shaft I, the other end of the torsion spring is fixed on the shaft sleeve, and when the rotating shaft I rotates, the torsion spring is stretched to provide resistance for lower limb auxiliary exercise; one end of the connecting arm is hinged to the middle position of the rotating shaft II, and the other end of the connecting arm is hinged to the sliding block mounting table; the circumferencial direction has been pulled the decorative pattern on the pivot II, plays anti-skidding effect, and can carry out the massage of certain degree to patient's shank in the exercise process, is favorable to the recovery of the state of an illness, and pivot II is two sections grafting structures, and the hole through one section smooth axle and another section is pegged graft and is made up. Thereby can make the hole on the connecting arm one end flat cover into, play articulated effect.

Linear guide does the utility model discloses passive supplementary power device who tempers the mode. The linear guide rail comprises a driving motor, a ball screw, a sliding block mounting table, a guide rail frame and a clutch, and the driving motor drives the ball screw to rotate so as to enable the sliding block mounting table to move back and forth; a clutch is arranged between the driving motor and the ball screw, the clutch is connected with the control circuit board, the clutch is tightly held or the shaft of the driving motor is loosened by operating a control button by a patient, and the active mode and the passive mode of the device are further switched.

The foot rests are totally two and are respectively hinged to two sides of the sliding block mounting platform. The foot rest comprises a pedal and a spring, the pedal is provided with anti-skid lines, one side of the pedal is fixedly provided with a fixing belt, the other side of the pedal is provided with a buckle, the movable end of the fixing belt is provided with a chuck, and the chuck is inserted into the buckle to fix the foot of a patient; the springs are located below the pedals, the front end and the rear end of each spring are respectively fixed on the pedals, the lower ends of the springs are fixed on the foot rest mounting table, and patients can adapt to the comfort degree of the feet through the springs according to self conditions.

The control button is connected to the internal control circuit board through a control line, and can switch the active auxiliary exercise mode and the passive auxiliary exercise mode according to the state of illness of the patient.

The working process is as follows: the patient selects an exercise mode (an active auxiliary exercise mode or a passive auxiliary exercise mode) according to the condition; putting the leg part on the rotating shaft II, then tightly attaching the foot to the pedal, and locking the fixing belt; the swing arm is pushed to rotate forwards to the limit position through the muscles of the thighs and the feet, and then the legs of the patient are driven to retract under the torsion action of the torsion spring, so that the reciprocating exercise (active auxiliary exercise) is performed; the patient selects passive exercise mode, then presses the start button, drives ball through driving motor and rotates, and then ball drives the slider mount table and moves forward, also drives patient's shank simultaneously and stretches forward. When the patient reaches the limit position, the motor rotates reversely to drive the legs of the patient to contract, so that the patient can do reciprocating exercise (passive auxiliary exercise).

The foregoing is a preferred embodiment of the present invention, and the description of the specific embodiments is only for better understanding of the idea of the present invention. For a person skilled in the art, it is obvious that several modifications and equivalent substitutions can be made according to the principles of the present invention, and these modifications and equivalent substitutions are also considered to fall within the scope of the present invention.

Claims

1. A lower limb exercise assisting device is characterized in that: the angle iron connecting piece comprises a base support (1) with a linear guide rail (3) laid at the middle position, foot rests (4) are arranged at the left side and the right side of a sliding block mounting table (33) above the linear guide rail (3), a swing arm (2) is of a herringbone combined structure, one end of the swing arm is hinged to the middle position of the sliding block mounting table (33) through a connecting arm (27), the other end of the swing arm is hinged to an angle iron connecting piece (11) through a left swing arm support and a right swing arm support (21), and the angle iron connecting piece (11) is fixedly arranged at the left side and the right side; one end of each swing arm support (21) is fixedly connected with a rotating shaft I (23), the other end of each swing arm support is hinged with a rotating shaft II (25), the rotating shafts I (23) are sequentially sleeved with torsion springs (22) and shaft sleeves (24) from inside to outside, the torsion springs (22) sleeved on the rotating shafts I (23) are bilaterally symmetrical, the inner side ends of the two torsion springs (22) are fixed on the shaft sleeves (24), the outer side ends of the two torsion springs are fixed at two ends of the rotating shafts I (23), and the middle positions of the rotating shafts II (25) are hinged with connecting arms (27); a control circuit board is arranged in the linear guide rail (3), and a control button (5) is connected to the internal control circuit board through a control wire (51).

2. The lower limb exercise assisting apparatus according to claim 1, wherein: the base support (1) is of a square plane frame structure.

3. The lower limb exercise assisting apparatus according to claim 1, wherein: patterns are drawn on the rotating shaft II (25) in the circumferential direction, and fixing pins (26) are arranged at two ends of the rotating shaft II; the rotating shaft II (25) is of a two-section inserting structure and is formed by inserting and combining a smooth shaft at one section and a hole at the other section.

4. The lower limb exercise assisting apparatus according to claim 1, wherein: the linear guide rail comprises a driving motor (31), a ball screw (32), a sliding block mounting table (33), a guide rail frame (34) and a clutch (36), wherein two ends of the clutch (36) respectively hold an extending shaft of the driving motor (31) and the ball screw (32) tightly.

5. The lower limb exercise assisting apparatus according to claim 1, wherein: the foot rest (4) comprises a foot rest (41) and a spring (42), wherein the foot rest (41) is provided with anti-skid grains, one side of the foot rest is fixed with a fixing belt (43), the other side of the foot rest is provided with a buckle (44), and the movable end of the fixing belt (43) is provided with a chuck; the springs (42) are respectively arranged at the front and the rear under the pedals (41), the upper ends of the springs are fixed on the pedals (41), and the lower ends of the springs are fixed on the foot rest mounting table (35).