Lower limb exercise device for patients with hypertension, diabetes and obesity

Abstract

The utility model relates to the technical field of medical rehabilitation, in particular to a lower limb exercise device for patients with hypertension, diabetes and obesity. Comprising a bottom frame, a seat is arranged at the position, close to one side, of the upper surface of the bottom frame, two pedal frames are symmetrically arranged at the position, close to the other side, of the upper surface of the bottom frame, and a displacement mechanism is arranged on the lower side of the seat and used for driving the seat to be close to or away from the pedal frames. According to the utility model, after a patient sits on the seat and steps on the two pedal frames, the seat drives the buttocks of the patient to move back and forth, and the positions of the pedal frames are kept immobile, so that the patient can be subjected to knee bending exercise, the position of the seat is kept immobile, and the two pedal frames drive the two feet of the patient to swing in opposite directions; the leg opening and closing exercise can be performed on the patient, the patient is helped to recover health, the exercise device does not need to be replaced when the patient performs two kinds of lower limb exercises, and the situation that the patient is accidentally injured when the exercise device is replaced is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical rehabilitation technical field, concretely, a kind of lower limb exercise device for hypertensive diabetes and obesity patient. BACKGROUND

[0002] For some hypertensive diabetes and obesity patient, due to such patients long time in bed, the flexibility of lower limbs will be affected, but due to hypertensive diabetes and obesity patient, it is difficult to carry out lower limb exercise operation independently, and it needs to be accompanied to carry out lower limb exercise, and it cannot be carried out independently.

[0003] The currently common lower limb exercise device is some swing frame to drive the double legs of patient to carry out knee bending exercise, to promote blood circulation of lower limbs, prevent the occurrence of pathological change, however, hypertensive diabetes and obesity patient's lower limbs need to carry out different exercise modes such as open-leg exercise in addition to knee bending exercise, and in prior art, patient needs to carry out knee bending exercise and open-leg exercise on different equipment, and patient will make large amplitude action when moving from knee bending exercise equipment to open-leg exercise equipment, and large amplitude action is easy to damage the health of patient, therefore, we propose a kind of lower limb exercise device for hypertensive diabetes and obesity patient. SUMMARY

[0004] The utility model aims at providing a kind of lower limb exercise device for hypertensive diabetes and obesity patient, to solve the problems raised in the above background.

[0005] To achieve the above object, one of the purposes of the utility model is to provide a kind of lower limb exercise device for hypertensive diabetes and obesity patient, including chassis, the position of the upper surface of chassis near one side is provided with seat, the position of the upper surface of chassis near the other side is provided with two footrests symmetrically, the downside of seat is provided with displacement mechanism, the displacement mechanism is used to drive seat to approach or away from footrest, the downside of two footrests is provided with swing mechanism, the swing mechanism is used to drive two footrests to swing in opposite directions.

[0006] As a further improvement of the technical solution, the upper surface of the chassis is symmetrically fixedly connected with two guide rails near one side, the lower surface of the seat is symmetrically fixedly connected with two wheel frames, two wheel frames are respectively in sliding contact with one side of two guide rails, a plurality of rollers are transversely arranged and rotatably arranged in the wheel frame, and the bottom of the roller is in contact with the upper surface of the chassis.

[0007] As a further improvement of the technical solution, the top of the chassis is provided with a movable slot, the lower surface of the seat is fixedly connected with a bottom plate, and the lower end of the bottom plate extends to the inside of the chassis through the movable slot.

[0008] As a further improvement of the technical solution, the displacement mechanism comprises a first screw rod arranged in rotation in the chassis, one end of the first screw rod is provided with a first servo motor for driving the first screw rod to rotate, and the bottom plate is threadedly connected to the first screw rod.

[0009] As a further improvement of the technical solution, the swing mechanism comprises a second screw rod arranged in rotation in the chassis, one end of the second screw rod is provided with a second servo motor for driving the second screw rod to rotate, and the inside of the chassis is slidably provided with a U-shaped frame, the U-shaped frame comprises a vertical rod and two horizontal rods perpendicularly fixed to the vertical rod, and the vertical rod of the U-shaped frame is threadedly connected to the second screw rod.

[0010] As a further improvement of the technical solution, the two horizontal rods of the U-shaped frame are each hingedly provided with a connecting rod on the side close to each other, the connecting rod is arranged in inclination, a swing rod is hingedly connected to one end of the connecting rod close to the second servo motor, and the swing rod is arranged in rotation in the inside of the chassis through a rotating shaft.

[0011] As a further improvement of the technical solution, two arc-shaped grooves are symmetrically formed in positions corresponding to the two swing rods on the top of the chassis, the lower surface of the footrest frame is fixedly connected with two extension rods, and the lower ends of the two extension rods respectively pass through the two arc-shaped grooves and are fixedly arranged on the corresponding swing rods.

[0012] Compared with the prior art, the device has the following beneficial effects:

[0013] The lower limb exercise device for patients with hypertension, diabetes and obesity can make the seat drive the patient's hips to move back and forth after the patient sits on the seat and steps his / her feet on the two footrests, and the position of the seat remains unchanged, so that the patient can be exercised to bend his / her knees. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic view of the overall structure of the device;

[0015] Figure 2 It is a sectional view of the overall structure of the device;

[0016] Figure 3 It is a schematic view of the seat structure of the device;

[0017] Figure 4 It is a schematic view of the swing mechanism structure of the device;

[0018] Figure 5 The structure diagram of the foot rest, the extension rod and the swing rod of the utility model.

[0019] The meanings of the various reference numerals in the drawings are as follows:

[0020] 1, base frame; 11, guide rail; 12, movable groove; 13, arc-shaped groove;

[0021] 2, seat; 21, wheel frame; 22, roller; 23, bottom plate;

[0022] 3, displacement mechanism; 31, first servo motor; 32, first screw rod;

[0023] 4, foot rest;

[0024] 5, swing mechanism; 51, second servo motor; 52, second screw rod; 53, U-shaped frame; 54, connecting rod; 55, swing rod; 56, rotating shaft; 57, extension rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without any creative work fall within the protection scope of the utility model. EMBODIMENT

[0026] Please refer to Figures 1-5 The utility model discloses a lower limb exercise device for patients with hypertension, diabetes and obesity, which comprises a base frame 1. A seat 2 is arranged on the upper surface of the base frame 1 close to one side. Two guide rails 11 are symmetrically and fixedly connected to the upper surface of the base frame 1 close to one side. The lower surface of the seat 2 is symmetrically and fixedly connected with two wheel frames 21. The two wheel frames 21 are in sliding contact with the sides of the two guide rails 11 respectively. A plurality of rollers 22 are arranged in the wheel frame 21 in a horizontal array and can rotate. The bottom of the roller 22 is in contact with the upper surface of the base frame 1. The wheel frame 21 and the guide rail 11 cooperate to limit the movement of the seat 2 on the base frame 1 along a fixed path. Two foot rests 4 are symmetrically arranged on the upper surface of the base frame 1 close to the other side. When the patient sits on the seat 2, the patient's feet can be placed on the two foot rests 4 respectively. A displacement mechanism 3 is arranged on the lower side of the seat 2. The displacement mechanism 3 is used to drive the seat 2 to move close to or away from the foot rest 4. The displacement mechanism 3 comprises a first servo motor 31, a first screw rod 32, a second servo motor 51, a second screw rod 52, a U-shaped frame 53, a connecting rod 54, a swing rod 55, a rotating shaft 56 and an extension rod 57. Figure 2The top of the bottom frame 1 is provided with a movable slot 12, the lower surface of the seat 2 is fixedly connected with a bottom plate 23, the lower end of the bottom plate 23 extends to the inside of the bottom frame 1 through the movable slot 12, the displacement mechanism 3 comprises a first lead screw 32 rotatably arranged in the inside of the bottom frame 1, one end of the first lead screw 32 is provided with a first servo motor 31 for driving the first lead screw 32 to rotate, the bottom plate 23 is threadedly connected on the first lead screw 32, when the output shaft of the first servo motor 31 drives the first lead screw 32 to rotate clockwise, the bottom plate 23 moves horizontally along the axis direction of the first lead screw 32 through the threaded connection between the first lead screw 32 and the bottom plate 23, the moving bottom plate 23 drives the seat 2 to move close to the footrests 4, at this time, if the patient's hips and feet are respectively located on the seat 2 and the footrests 4, the distance between the patient's hips and feet is shortened, the patient makes a knee bending action, and similarly, when the output shaft of the first servo motor 31 rotates counterclockwise, the seat 2 moves away from the footrests 4, so that the patient's legs are straightened, and thus the rotation direction of the output shaft of the first servo motor 31 is changed in a cycle, so that the lower limb exercise device can exercise the patient's legs to bend the knees, and help the patient to recover health.

[0027] After the patient completes the knee bending exercise, the patient needs to perform the leg opening and closing exercise, however, the patient will make a large movement when moving from the knee bending exercise device to the leg opening and closing exercise device, which is easy to damage the health of the patient, in order to solve this problem, the swing mechanism 5 is arranged on the lower side of the two footrests 4, the swing mechanism 5 is used to drive the two footrests 4 to swing in opposite directions, referring to Figure 4 and Figure 5, the swing mechanism 5 comprises a second lead screw 52 rotatably arranged in the chassis 1, one end of the second lead screw 52 is provided with a second servo motor 51 for driving the second lead screw 52 to rotate, the inside of the chassis 1 is slidably provided with a U-shaped frame 53, the U-shaped frame 53 is composed of a vertical rod and two horizontal rods which are vertically fixed on the vertical rod, the vertical rod of the U-shaped frame 53 is threadedly connected to the second lead screw 52, the two horizontal rods of the U-shaped frame 53 are both hingedly connected with a connecting rod 54 on the side close to each other, the connecting rod 54 is obliquely arranged, one end of the connecting rod 54 close to the second servo motor 51 is hingedly connected with a swing rod 55, the swing rod 55 is rotatably arranged in the inside of the chassis 1 through a rotating shaft 56, two arc-shaped grooves 13 are symmetrically formed on the top of the chassis 1 and correspond to the two swing rods 55, the lower surface of the foot support 4 is fixedly connected with an extension rod 57, the lower ends of the two extension rods 57 respectively pass through the two arc-shaped grooves 13 and are fixedly arranged on the corresponding swing rods 55, when the output shaft of the second servo motor 51 drives the second lead screw 52 to rotate clockwise, the U-shaped frame 53 is caused to move along the axis direction of the second lead screw 52 and close to the second servo motor 51 through the threaded connection between the second lead screw 52 and the U-shaped frame 53, the U-shaped frame 53 in movement drives one end of the connecting rod 54 to move, the other end of the connecting rod 54 pushes one end of the swing rod 55 to close to the first lead screw 32, the swing rod 55 rotates around the rotating shaft 56, the other end of the swing rod 55 drives the foot support 4 to rotate through the extension rod 57, at this time, the two foot supports 4 drive the patient's feet to move away from each other, so that the patient completes the leg opening exercise, and similarly, when the output shaft of the second servo motor 51 rotates counterclockwise, the two foot supports 4 drive the patient's feet to move close to each other, so that the patient completes the leg closing exercise, and through the circulation of changing the rotating direction of the output shaft of the second servo motor 51, the lower limb exercise device can exercise the patient's legs to help the patient recover health.

[0028] When the patient uses the device to exercise the lower limbs, the patient sits on the seat 2 and then steps on the two foot supports 4 with the feet, a controller is arranged on the seat 2 and located at the position close to the patient's hand, the patient starts the first servo motor 31 through the controller, the output shaft of the first servo motor 31 rotates clockwise for a set number of turns and then rotates counterclockwise for a set number of turns, and the circulation is repeated, so that the seat 2 drives the patient's buttocks to move back and forth, at this time, the positions of the foot supports 4 and the patient's feet are unchanged, and the patient is helped to exercise the knees, after the patient completes the knee bending exercise, the patient turns off the first servo motor 31 through the controller and starts the second servo motor 51, the output shaft of the second servo motor 51 rotates clockwise for a set number of turns and then rotates counterclockwise for a set number of turns, and the circulation is repeated, so that the two foot supports 4 drive the patient's feet to swing in opposite directions, and the patient is exercised to open and close the legs to help the patient recover health.

[0029] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A lower limb exercise device for hypertensive diabetic and obese patients comprising a base frame (1) characterized in that: The upper surface of the chassis (1) is provided with a seat (2) near one side, two footrests (4) are symmetrically arranged on the upper surface of the chassis (1) near the other side, a displacement mechanism (3) is arranged on the lower side of the seat (2), the displacement mechanism (3) is used for driving the seat (2) to approach or move away from the footrests (4), and swing mechanisms (5) are arranged on the lower sides of the two footrests (4), the swing mechanisms (5) are used for driving the two footrests (4) to swing in opposite directions.

2. The lower limb exercise device for hypertensive diabetic and obese patients as claimed in claim 1 wherein: The upper surface of the chassis (1) is provided with a seat (2) near one side, two footrests (4) are symmetrically arranged on the upper surface of the chassis (1) near the other side, a displacement mechanism (3) is arranged on the lower side of the seat (2), the displacement mechanism (3) is used for driving the seat (2) to approach or move away from the footrests (4), and swing mechanisms (5) are arranged on the lower sides of the two footrests (4), the swing mechanisms (5) are used for driving the two footrests (4) to swing in opposite directions.

3. The lower limb exercise device for hypertensive diabetic and obese patients as claimed in claim 1 wherein: The upper surface of the chassis (1) is provided with a seat (2) near one side, two footrests (4) are symmetrically arranged on the upper surface of the chassis (1) near the other side, a displacement mechanism (3) is arranged on the lower side of the seat (2), the displacement mechanism (3) is used for driving the seat (2) to approach or move away from the footrests (4), and swing mechanisms (5) are arranged on the lower sides of the two footrests (4), the swing mechanisms (5) are used for driving the two footrests (4) to swing in opposite directions.

4. The lower limb exercise device for hypertensive diabetic and obese patients as claimed in claim 3 wherein: The upper surface of the chassis (1) is provided with a seat (2) near one side, two footrests (4) are symmetrically arranged on the upper surface of the chassis (1) near the other side, a displacement mechanism (3) is arranged on the lower side of the seat (2), the displacement mechanism (3) is used for driving the seat (2) to approach or move away from the footrests (4), and swing mechanisms (5) are arranged on the lower sides of the two footrests (4), the swing mechanisms (5) are used for driving the two footrests (4) to swing in opposite directions.

5. The lower limb exercise device for hypertensive diabetic and obese patients as claimed in claim 1 wherein: The upper surface of the chassis (1) is provided with a seat (2) near one side, two footrests (4) are symmetrically arranged on the upper surface of the chassis (1) near the other side, a displacement mechanism (3) is arranged on the lower side of the seat (2), the displacement mechanism (3) is used for driving the seat (2) to approach or move away from the footrests (4), and swing mechanisms (5) are arranged on the lower sides of the two footrests (4), the swing mechanisms (5) are used for driving the two footrests (4) to swing in opposite directions.

6. The lower limb exercise device for hypertensive diabetic and obese patients as claimed in claim 5 wherein: The upper surface of the chassis (1) is provided with a seat (2) near one side, two footrests (4) are symmetrically arranged on the upper surface of the chassis (1) near the other side, a displacement mechanism (3) is arranged on the lower side of the seat (2), the displacement mechanism (3) is used for driving the seat (2) to approach or move away from the footrests (4), and swing mechanisms (5) are arranged on the lower sides of the two footrests (4), the swing mechanisms (5) are used for driving the two footrests (4) to swing in opposite directions.

7. The lower limb exercise device for hypertensive diabetic and obese patients as claimed in claim 6 wherein: ​

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