CN218944280U - Active knee joint bending and stretching function exercise device - Google Patents

Abstract

The application discloses a knee joint initiative flexion and extension function exercise device relates to knee joint exercise technical field. The application includes the bottom plate, the bottom plate upper end is fixed with two bracing pieces that are symmetrical arrangement, bracing piece end fixing has the handrail, the slip recess has been seted up to the bottom plate upper end, sliding connection has the sliding plate in the slip recess, be provided with adjustment mechanism on the sliding plate. This application is when the patient carries out the function exercise, adjusts the inclination who places the board according to actual conditions and training requirement, changes the crooked degree of training in-process knee joint, enlarges application scope, is convenient for adapt to different training demands, and at the in-process that the patient moved the sliding plate and trains, it is fixed to patient's foot to utilize fixed subassembly, reduces training in-process, and the patient takes place because of painful condition that causes the foot skew, promotes the exercise effect.

Description

Active knee joint bending and stretching function exercise device

Technical Field

The utility model provides a knee joint function exercise relates to technical field, especially relates to knee joint initiative flexion and extension function exercise device.

Background

The knee joint is one of the most important joints of a human body, good knee joint functions can ensure that the human body can finish walking, running, jumping and other actions, and after the knee joint is damaged and is subjected to operation treatment, in order to recover normal limb load and flexion and extension functions as soon as possible, active flexion and extension function exercise of the knee joint is required.

The knee joint active flexion and extension function exercise device mentioned in the prior China publication (issued to publication number: CN 212262267U) comprises: base plate, foot pedal, left column, right column, bobbin, front driving member, back driving member, left grip and right grip; under normal conditions, the patient places the feet on the pedals, and the patient drives the pedals to slide forwards or backwards through leg strength to actively bend and stretch the knee joints; if the patient cannot actively move to a reasonable amplitude due to pain or insufficient lower limb strength, the patient can respectively hold the left holding piece and the right holding piece by two hands to perform auxiliary exercise; compared with the prior art, the knee joint active flexion and extension exercise of the affected limb after the operation of the patient is facilitated.

However, in the practical application process, in the process of performing the knee joint flexion and extension function exercise, as the flexion and extension function of a patient is recovered, the requirement of the knee joint flexion and extension exercise is changed, but the pedal is generally fixed on the device at a certain inclination angle, the movement range of the knee joint flexion and extension is fixed, the pedal is inconvenient to adjust according to the training condition of the patient, and the effect of the knee joint flexion and extension exercise is affected.

Disclosure of Invention

The purpose of the present application is: in order to solve the problem that the inclination angle of the foot pedal is inconvenient to adjust according to different exercise requirements, the application provides a knee joint active flexion and extension function exercise device.

The application specifically adopts the following technical scheme for realizing the purposes:

the utility model provides a knee joint initiatively bends and stretches function exercise device, includes the bottom plate, the bottom plate upper end is fixed with two bracing pieces that are symmetrical arrangement, bracing piece end fixing has the handrail, its characterized in that: the upper end of the bottom plate is provided with a sliding groove, a sliding plate is connected in the sliding groove in a sliding mode, and an adjusting mechanism is arranged on the sliding plate.

Through adopting above-mentioned technical scheme, when the patient carries out knee joint function exercise, the hand contacts with the handrail, utilizes adjustment mechanism to make the knee joint bend and stretch for the patient initiatively carries out function exercise, promotes

Further, adjustment mechanism is including fixing two dead levers that are symmetrical arrangement in the sliding plate side, the outer sliding connection of dead lever has the fixed block, the fixed block upper end articulates there is the connecting rod, the sliding plate tip articulates there is the board of placing, the tip of connecting rod is fixed with the telescopic link, be articulated between telescopic link and the board of placing, the sliding plate side is provided with drive assembly.

Through adopting above-mentioned technical scheme, when carrying out knee joint function exercise, according to actual conditions and training progress, utilize drive assembly to adjust the angle of placing the board for place the board slope, change knee joint and bend the range of stretching, promote the function and temper the effect, be favorable to the patient to resume.

Further, the drive assembly is including fixing the backup pad in the sliding plate upper end, the backup pad side rotates and is connected with the threaded rod, be threaded connection between threaded rod and the fixed block, be connected for rotating between threaded rod and the sliding plate, threaded rod tip is fixed with the knob.

Through adopting above-mentioned technical scheme, when needs make to place the board position slope, make the fixed block remove through rotating the knob to change the inclination who places the board, be convenient for adjust training intensity according to the patient condition.

Further, the lower end of the placing plate is fixed with a roller, the inner wall of the sliding groove is provided with a guiding groove, the two sides of the placing plate are both fixed with guiding blocks, and the guiding blocks are in sliding connection with the guiding grooves.

Through adopting above-mentioned technical scheme, when needs remove the sliding plate and carry out the functional exercise, the gyro wheel contacts with the slip recess inner wall, and the guide block slides in the guide recess, has the guide effect to the removal of sliding plate, is convenient for remove the sliding plate.

Further, the upper end of the placing plate is fixedly provided with an abutting plate, the side face of the abutting plate is fixedly provided with an air cushion, and the upper end of the placing plate is provided with a fixing assembly.

By adopting the technical scheme, after the feet are placed on the placing plate. The foot inclines by a certain angle, the front end of the foot is contacted with the abutting plate, the air cushion is contacted with the foot, and uncomfortable feeling caused by forward sliding of the foot of a patient in the training process is reduced.

Further, the fixed subassembly is including fixing the restraint area in placing the board upper end, the tip of restraint area is fixed with the stopper, the draw-in groove has been seted up to placing the board upper end, the draw-in groove inner wall is fixed with the shell fragment, the shell fragment is inconsistent with the stopper.

Through adopting above-mentioned technical scheme, when carrying out the function exercise for patient's foot is placed on placing the board, utilizes restraint strap to carry out spacing fixedly to the foot, and the patient of being convenient for carries out knee joint and bends and stretch exercise, promotes the exercise effect.

In summary, the present application includes at least one of the following benefits;

1. according to the knee joint bending and stretching device, when a patient performs functional exercise, the inclination angle of the placing plate is adjusted according to actual conditions and training requirements, the knee joint bending and stretching movement range is enlarged, the bending degree of the knee joint bending and stretching in the training process is changed, the application range is enlarged, and different training requirements are met conveniently.

2. This application, at the in-process that the patient moved the sliding plate and trains, utilize fixed subassembly to fix patient's foot, reduce training in-process, the patient causes the condition emergence of foot skew because of the pain, promotes the function and tempers the effect.

Drawings

FIG. 1 is a first perspective view of a base plate of the present application;

FIG. 2 is a second perspective view of the base plate of the present application;

FIG. 3 is an enlarged schematic view of FIG. 1A of the present application;

FIG. 4 is a cross-sectional view of the adjustment mechanism of the present application;

FIG. 5 is an enlarged schematic view of the embodiment of FIG. 2B

Fig. 6 is a cross-sectional view of the securing assembly of the present application.

Reference numerals illustrate:

1. a bottom plate; 2. a support rod; 3. an armrest; 4. a sliding groove; 5. a sliding plate; 6. an adjusting mechanism; 61. a fixed rod; 62. a fixed block; 63. a connecting rod; 64. placing a plate; 65. a telescopic rod; 66. a drive assembly; 661. a support plate; 662. a threaded rod; 663. a knob; 67. a roller; 68. a guide groove; 69. a guide block; 71. a contact plate; 72. an air cushion; 73. a fixing assembly; 731. restraining straps; 732. a limiting block; 733. a clamping groove; 734. and the elastic sheet.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-6.

The embodiment of the application discloses a knee joint active flexion and extension function exercise device.

Referring to fig. 1 to 3, the knee joint active flexion and extension function exercise device comprises a base plate 1, two support rods 2 which are symmetrically arranged are fixed at the upper end of the base plate 1, handrails 3 are fixed at the end parts of the support rods 2, a sliding groove 4 is formed in the upper end of the base plate 1, a sliding plate 5 is connected in the sliding groove 4 in a sliding mode, and an adjusting mechanism 6 is arranged on the sliding plate 5. When the patient needs to do knee joint flexion and extension function exercise, the foot of the patient is placed on the placement plate 64, the placement plate 64 is inclined by rotating the knob 663, after the placement plate 64 is adjusted to a proper angle, the foot of the patient is placed on the placement plate 64, the restraint belt 731 bypasses the foot, the limiting block 732 enters the clamping groove 733, the foot of the patient is fixed, the patient holds the armrest 3 with hands, the other foot is placed on the bottom plate 1, the sliding plate 5 is moved in the sliding groove 4 by moving the placement plate 64, and the knee joint Qu Shenjiao degrees of the patient are changed in the process of moving back and forth, so that the purpose of exercising the knee joint flexion and extension function is achieved.

Referring to fig. 2 to 4, the adjusting mechanism 6 includes two symmetrically arranged fixing rods 61 fixed on the side of the sliding plate 5, a fixing block 62 is slidably connected to the outside of the fixing rods 61, a connecting rod 63 is hinged to the upper end of the fixing block 62, a placing plate 64 is hinged to the end of the sliding plate 5, a telescopic rod 65 is fixed to the end of the connecting rod 63, the telescopic rod 65 is hinged to the placing plate 64, and a driving assembly 66 is arranged on the side of the sliding plate 5. When the training requirement is adjusted according to the actual condition of a patient, the knob 663 is rotated to enable the threaded rod 662 to rotate, so that the fixed block 62 moves, the connecting rod 63 moves under the driving of the fixed block 62, the placing plate 64 rotates to a proper angle, the feet of the patient are in contact with the placing plate 64, the bending and stretching angle of the knee joint is changed by moving the sliding plate 5, the purpose of functional exercise is achieved, the adjustment is facilitated according to the training progress and the actual condition, and the application range is enlarged.

Referring to fig. 3, the driving assembly 66 includes a support plate 661 fixed to an upper end of the sliding plate 5, a threaded rod 662 rotatably connected to a side surface of the support plate 661, a screw thread connection between the threaded rod 662 and the fixing block 62, a rotational connection between the threaded rod 662 and the sliding plate 5, and a knob 663 fixed to an end of the threaded rod 662. When the placing plate 64 is required to be inclined by using the driving assembly 66, the rotating knob 663 rotates the threaded rod 662, the fixed block 62 is limited by the fixed rod 61 to slide outside the fixed rod 61, so that the connecting rod 63 rotates, the placing plate 64 rotates under the driving of the connecting rod 63, and after the placing plate 64 rotates to a proper angle, the feet of a patient are placed on the placing plate 64 to perform functional exercise.

Referring to fig. 4, a roller 67 is fixed at the lower end of the placement plate 64, a guide groove 68 is formed in the inner wall of the sliding groove 4, guide blocks 69 are fixed at both sides of the placement plate 64, and the guide blocks 69 are in sliding connection with the guide groove 68. When the patient carries out knee joint flexion and extension training by moving the sliding plate 5, the roller 67 is contacted with the bottom wall of the sliding groove, friction force is reduced, the sliding plate 5 is convenient to move, and the guide block 69 moves in the guide groove 68 in the moving process of the sliding plate 5, so that the guiding effect is achieved.

Referring to fig. 2 and 5, an interference plate 71 is fixed to an upper end of the placement plate 64, an air cushion 72 is fixed to a side of the interference plate 71, and a fixing assembly 73 is provided to an upper end of the placement plate 64. In the knee joint bending and stretching training process of the patient, the feet are placed at a certain inclination angle, the toes are in contact with the abutting plates 71 under the action of gravity, the air cushion 72 is made of rubber, the air cushion 72 is extruded to relieve the pressure of the feet, the air cushion 72 is made of rubber, and discomfort caused by the abutting of the feet of the patient in the functional exercise process can be reduced.

Referring to fig. 5 and 6, the fixing component 73 includes a constraining band 731 fixed at an upper end of the placement plate 64, a limiting block 732 is fixed at an end of the constraining band 731, a clamping slot 733 is formed at an upper end of the placement plate 64, a spring plate 734 is fixed on an inner wall of the clamping slot 733, the spring plate 734 and the limiting block 732 are in contact with each other when a patient places the foot on the placement plate 64, the constraining band 731 is pulled to bypass the foot of the patient, the limiting block 732 enters the clamping slot 733, the spring plate 734 and the limiting block 732 are in contact with each other, the limiting block 732 is limited and fixed, the foot of the patient is limited and fixed, the exercise effect of the bending and stretching functions is improved, and the condition that the foot offset torsion affects the exercise effect due to pain of the patient is reduced.

Working principle: when the patient needs to do knee joint flexion and extension function exercise, according to actual conditions of the patient and training requirements, the inclination angle of the placing plate 64 is adjusted, the rotating knob 663 enables the threaded rod 662 to rotate, the fixing block 62 is limited by the fixing rod 61 and moves under the driving of the threaded rod 662, accordingly the position of the connecting rod 63 is changed, the placing plate 64 rotates under the driving of the connecting rod 63, after the patient feet are placed on the placing plate 64, the restraint strap 731 is pulled to bypass the patient instep, the limiting block 732 enters the clamping groove 733, the elastic sheet 734 abuts against the limiting block 732, limiting and fixing of the limiting block 732 are achieved, and the exercise effect is improved. Let patient's hand hold handrail 3, the other foot falls on bottom plate 1, the patient is through the initiative of shank removal place board 64 for slide plate 5 removes, in slide plate 5's removal in-process, according to the angle change between human habit sole and the ground, extrude telescopic link 65, telescopic link 65 shrink makes there is certain movable range between sole and the ground, reduce uncomfortable sense, guide block 69 removes in the guide way, has the guidance quality to slide plate 5's removal, in the in-process of back-and-forth movement slide plate 5, patient knee joint's Qu Shenjiao degree changes, thereby reach the function exercise purpose.

Claims (6)

1. The utility model provides a knee joint initiatively bends and stretches function exercise device, includes bottom plate (1), bottom plate (1) upper end is fixed with two bracing piece (2) that are symmetrical arrangement, bracing piece (2) end fixing has handrail (3), its characterized in that: the sliding groove (4) is formed in the upper end of the bottom plate (1), the sliding plate (5) is connected in a sliding mode in the sliding groove (4), and the adjusting mechanism (6) is arranged on the sliding plate (5).

2. The knee joint active flexion and extension functional exercise device of claim 1, wherein: the adjusting mechanism (6) comprises two symmetrically arranged fixing rods (61) fixed on the side face of the sliding plate (5), fixing blocks (62) are connected to the outside of the fixing rods (61) in a sliding mode, connecting rods (63) are hinged to the upper ends of the fixing blocks (62), placing plates (64) are hinged to the end portions of the sliding plate (5), telescopic rods (65) are fixed to the end portions of the connecting rods (63), the telescopic rods (65) are hinged to the placing plates (64), and driving assemblies (66) are arranged on the side face of the sliding plate (5).

3. The knee joint active flexion and extension functional exercise device of claim 2, wherein: the driving assembly (66) comprises a supporting plate (661) fixed at the upper end of the sliding plate (5), a threaded rod (662) is rotatably connected to the side face of the supporting plate (661), the threaded rod (662) is in threaded connection with the fixed block (62), the threaded rod (662) is rotatably connected with the sliding plate (5), and a knob (663) is fixed to the end portion of the threaded rod (662).

4. The knee joint active flexion and extension functional exercise device of claim 2, wherein: the lower end of the placing plate (64) is fixedly provided with a roller (67), the inner wall of the sliding groove (4) is provided with a guide groove (68), the two sides of the placing plate (64) are fixedly provided with guide blocks (69), and the guide blocks (69) are in sliding connection with the guide groove (68).

5. The knee joint active flexion and extension functional exercise device of claim 2, wherein: the upper end of the placing plate (64) is fixedly provided with an abutting plate (71), the side surface of the abutting plate (71) is fixedly provided with an air cushion (72), and the upper end of the placing plate (64) is provided with a fixing assembly (73).

6. The knee joint active flexion and extension functional exercise device of claim 5, wherein: the fixing assembly (73) comprises a constraint belt (731) fixed at the upper end of the placing plate (64), a limiting block (732) is fixed at the end part of the constraint belt (731), a clamping groove (733) is formed in the upper end of the placing plate (64), an elastic sheet (734) is fixed on the inner wall of the clamping groove (733), and the elastic sheet (734) is in contact with the limiting block (732).

Images