Knee joint rehabilitation corrector

Abstract

The knee joint rehabilitation corrector comprises a main body mechanism and a correction and rehabilitation assisting mechanism, the correction and rehabilitation assisting mechanism is located above the main body mechanism, the main body mechanism comprises a balance weight bottom plate, a balance weight base and a rehabilitation adjusting assembly, and the balance weight base is fixedly installed at the upper end of the balance weight bottom plate; the rehabilitation adjusting assembly is located above the balance weight base. The rehabilitation adjusting assembly comprises a mounting groove, a transmission motor and a transmission shaft, and the mounting groove is fixedly formed in the right end of the upper end of the counterweight base. According to the knee joint rehabilitation corrector, by installing the main body mechanism, the adjusting capacity of the knee joint rehabilitation corrector is improved, in the actual use process, the flexion and extension height of the knee joint can be conveniently adjusted according to exercise needs, rehabilitation exercise operation is facilitated, and the market competitiveness of the knee joint rehabilitation corrector is improved.

Description

Technical Field

[0001] The present application relates to the technical field of knee joint rehabilitation, and in particular to a knee joint rehabilitation corrector. Background Art

[0002] After the plaster is removed from patients with knee injuries, in order to improve the efficiency of the patient's rehabilitation, the patient needs to perform daily knee rehabilitation flexion and extension exercises, so a knee rehabilitation corrector needs to be used during the exercise.

[0003] The prior art patent document with publication number CN210250192U discloses a corrector for knee joint stretching, the utility model comprises a thigh fixing sleeve and a calf fixing sleeve, a stretching bracket is arranged between the thigh fixing sleeve and the calf fixing sleeve, the stretching bracket comprises two groups of bending components arranged opposite to each other, both groups of bending components comprise an upper connecting rod and a lower connecting rod, one end of the upper connecting rod is fixed to the thigh fixing sleeve, and the other end is rotatably connected to the lower connecting rod, and one end of the lower connecting rod away from the upper connecting rod is fixed to the calf fixing sleeve; the stretching bracket also comprises an adjustment component, the adjustment component is connected to the bending component, and is used to adjust the relative angle between the upper connecting rod and the lower connecting rod.

[0004] However, due to the poor automatic adjustment ability of the prior art patent technology with publication number CN210250192U during use, in actual use, joint exercises can only be performed by the patient's own efforts. It cannot be used for some patients who are initially exercising their knee joints and cannot exert force on their legs, affecting the efficiency of rehabilitation use. Utility Model Content

[0005] The purpose of the embodiments of the present application is to provide a knee joint rehabilitation corrector to solve the problem mentioned in the above background technology that the prior art is not convenient for automatically adjusting the flexion and extension height of the knee joint.

[0006] In order to achieve the above purpose, the embodiments of the present application are implemented in the following manner:

[0007] In a first aspect, an embodiment of the present application provides a knee joint rehabilitation orthosis, comprising a main body mechanism and a correction and rehabilitation auxiliary mechanism, wherein the correction and rehabilitation auxiliary mechanism is located above the main body mechanism, wherein the main body mechanism comprises a counterweight base plate, a counterweight base and a rehabilitation adjustment component, wherein the counterweight base is fixedly mounted on the upper end of the counterweight base plate, and the rehabilitation adjustment component is located above the counterweight base;

[0008] The rehabilitation adjustment component includes an installation groove, a transmission motor and a transmission shaft. The installation groove is fixedly arranged at the right end of the upper end of the counterweight base, the transmission motor is fixedly installed at the rear end of the inner end of the installation groove, and the transmission shaft is fixedly installed at the transmission end of the front end of the transmission motor. By installing the transmission motor and the transmission shaft, the function of facilitating the rotation of the screw rod is achieved.

[0009] Preferably, the rehabilitation adjustment component also includes a block, a screw, a mounting block, a positioning nut, a slide groove, a slide rod, a slider, an electric push rod and a push rod. The block is fixedly mounted at the front end of the transmission shaft. By installing the block, the transmission motor can be protected.

[0010] Preferably, the screw rod is fixedly mounted on the front end of the stop block, the mounting block is fixedly mounted on the front end of the inner end of the mounting groove, the front end of the screw rod is rotatably connected to the mounting block, and the positioning nut is threadedly connected to the outer end of the screw rod. By installing the screw rod, it is easy to drive the positioning nut to move its position, thereby driving the slider to move on the slide rod and adjusting the use position of the foot pedal.

[0011] Preferably, the slide groove is fixedly arranged at the left end of the upper end of the counterweight base, the slide rod is fixedly installed at the inner end of the slide groove, and the slider is movably installed at the outer end of the slide rod. By installing the slide rod and the slider, the function of auxiliary adjustment of the use position of the foot pedal is achieved.

[0012] Preferably, the electric push rod is fixedly mounted on the upper ends of the positioning nut and the slider, and the push rod is fixedly mounted on the transmission end of the upper end of the electric push rod. By installing the electric push rod and the push rod, it is possible to easily adjust the height of the foot pedal.

[0013] Preferably, the correction and rehabilitation auxiliary mechanism includes a connecting block, a foot plate, a connecting rod, a first strap, a second strap, an L-shaped support rod, a reinforcement support rod, a movable shaft, a connecting support rod, a first Velcro elastic strap and a second Velcro elastic strap. The connecting block is fixedly mounted on the upper end of the push rod, the foot plate is movably mounted in the middle of the connecting block, the connecting rod is fixedly mounted on the left and right ends of the foot plate, and the left and right ends of the connecting rod are rotatably connected to the left and right ends of the connecting block. By installing the connecting block and the connecting rod, the foot plate can be easily driven to adjust the angle.

[0014] Preferably, the first strap is fixedly mounted on the left end of the footboard, the second strap on the right end, and the L-shaped support rod is fixedly mounted on the left and right ends of the front end of the counterweight base plate. By installing the first strap and the second strap, the patient's foot can be easily fixed.

[0015] Preferably, the reinforcement support rod is fixedly installed at the left and right ends of the front end of the connecting block, the movable shaft is movably installed at the front end of the reinforcement support rod, the connecting support rod is fixedly installed at the front end of the movable shaft, the connecting support rod is fixedly connected to the rear end of the L-shaped support rod, the first Velcro elastic band is fixedly installed at the outer end of the connecting support rod, and the second Velcro elastic band is fixedly installed at the outer end of the reinforcement support rod. By installing the movable shaft, the use height of the reinforcement support rod can be adjusted, thereby adjusting the use height of the knee joint.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The knee joint rehabilitation orthosis improves the adjustment ability of the utility model by installing the main body mechanism. In actual use, the flexion and extension height of the knee joint can be conveniently adjusted according to the exercise needs, which is convenient for rehabilitation exercise and improves the market competitiveness of the knee joint rehabilitation orthosis;

[0018] 2. The knee joint rehabilitation corrector improves the rehabilitation correction ability of the utility model by installing the correction and rehabilitation auxiliary mechanism. In actual use, it can effectively assist flexion and extension exercises, and is convenient for fixing the legs, effectively improving the exercise correction work.

[0019] In order to make the above-mentioned objects, features and advantages of the present application more obvious and easy to understand, preferred embodiments are specifically cited below and described in detail with reference to the attached drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments of the present application will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0022] Figure 2 A schematic diagram of the structure of the rehabilitation adjustment component provided in an embodiment of the present application.

[0023] Figure 3 This is a schematic diagram of the enlarged structure of the local details of the rehabilitation adjustment component provided in an embodiment of the present application.

[0024] Figure 4 This is a schematic diagram of the enlarged structure of local details of the correction and rehabilitation auxiliary mechanism provided in an embodiment of the present application.

[0025] Icons: 1. Main body; 101. Counterweight base plate; 102. Counterweight base; 103. Rehabilitation adjustment component; 1031. Installation groove; 1032. Transmission motor; 1033. Transmission shaft; 1034. Stop block; 1035. Screw rod; 1036. Mounting block; 1037. Positioning nut; 1038. Slide groove; 1039. Slide rod; 10310. Sliding block; 10311. Electric push rod; 10312. Push rod; 2. Correction and rehabilitation auxiliary mechanism; 201. Connecting block; 202. Foot plate; 203. Connecting rod; 204. First strap; 205. Second strap; 206. L-shaped support rod; 207. Reinforcement support rod; 208. Movable rotating shaft; 209. Connecting support rod; 210. First Velcro elastic strap; 211. Second Velcro elastic strap. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

[0027] In the description of this application, it should be noted that the terms "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the application is usually placed when in use, which is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0028] It should also be noted that, unless otherwise clearly specified and limited, the terms "disposed" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0029] See also Figure 1-Figure 4 The utility model provides a technical solution: a knee joint rehabilitation orthosis, comprising a main body mechanism 1 and a correction and rehabilitation auxiliary mechanism 2, the correction and rehabilitation auxiliary mechanism 2 is located above the main body mechanism 1, the main body mechanism 1 comprises a counterweight base plate 101, a counterweight base 102 and a rehabilitation adjustment component 103, the counterweight base 102 is fixedly mounted on the upper end of the counterweight base plate 101, and the rehabilitation adjustment component 103 is located above the counterweight base 102;

[0030] The rehabilitation adjustment component 103 includes an installation groove 1031, a transmission motor 1032 and a transmission shaft 1033. The installation groove 1031 is fixedly arranged at the right end of the upper end of the counterweight base 102, the transmission motor 1032 is fixedly installed at the rear end of the inner end of the installation groove 1031, and the transmission shaft 1033 is fixedly installed at the transmission end at the front end of the transmission motor 1032.

[0031] The rehabilitation adjustment component 103 also includes a block 1034, a screw rod 1035, a mounting block 1036, a positioning nut 1037, a slide 1038, a slide rod 1039, a slider 10310, an electric push rod 10311 and a push rod 10312. The block 1034 is fixedly mounted on the front end of the transmission shaft 1033, the screw rod 1035 is fixedly mounted on the front end of the block 1034, the mounting block 1036 is fixedly mounted on the front end of the inner end of the mounting groove 1031, the front end of the screw rod 1035 is rotatably connected to the mounting block 1036, the positioning nut 1037 is threadedly connected to the outer end of the screw rod 1035, the slide 1038 is fixedly set at the left end of the upper end of the counterweight base 102, and the slide rod 1039 is fixedly mounted on the slide The inner end of 1038, the slider 10310 is movably installed on the outer end of the slide bar 1039, the electric push rod 10311 is fixedly installed on the upper end of the positioning nut 1037 and the slider 10310, and the push rod 10312 is fixedly installed on the transmission end of the upper end of the electric push rod 10311. The transmission motor 1032 is started to rotate the transmission shaft 1033, so that the transmission shaft 1033 drives the screw rod 1035 to rotate, so that the positioning nut 1037 moves from back to front on the screw rod 1035, drives the slider 10310 to move on the slide bar 1039, and drives the foot plate 202 to move. At the same time, the electric push rod 10311 is started to adjust the height of the push rod 10312, so that it drives the foot plate 202 to descend and retract.

[0032] The correction and rehabilitation auxiliary mechanism 2 includes a connecting block 201, a footboard 202, a connecting rod 203, a first strap 204, a second strap 205, an L-shaped support rod 206, a reinforcement support rod 207, a movable shaft 208, a connecting support rod 209, a first Velcro elastic strap 210 and a second Velcro elastic strap 211. The connecting block 201 is fixedly installed on the upper end of the push rod 10312, the footboard 202 is movably installed in the middle of the connecting block 201, the connecting rod 203 is fixedly installed on the left and right ends of the footboard 202, and the left and right ends of the connecting rod 203 are rotatably connected to the left and right ends of the connecting block 201, the first strap 204 is fixedly installed on the left end of the footboard 202, the second strap 205 is on the right end, and the L-shaped support rod 206 is fixedly installed on the counterweight. The left and right ends of the front end of the base plate 101, the reinforcement support rod 207 is fixedly installed on the left and right ends of the front end of the connecting block 201, the movable shaft 208 is movably installed on the front end of the reinforcement support rod 207, the connecting support rod 209 is fixedly installed on the front end of the movable shaft 208, the connecting support rod 209 is fixedly connected to the rear end of the L-shaped support rod 206, the first Velcro elastic strap 210 is fixedly installed on the outer end of the connecting support rod 209, and the second Velcro elastic strap 211 is fixedly installed on the outer end of the reinforcement support rod 207. Place the patient's foot on the footboard 202, fix the foot with the first strap 204 and the second strap 205, tie the first Velcro elastic strap 210 above the knee joint, and tie the second Velcro elastic strap 211 to the calf.

[0033] Working principle: When it is needed, the knee joint rehabilitation orthosis is stably placed at the position where it is needed through the counterweight base plate 101, the patient's feet are placed on the footrest plate 202, the feet are fixed by the first strap 204 and the second strap 205, the first Velcro elastic strap 210 is tied above the knee joint, and the second Velcro elastic strap 211 is tied to the calf, the patient's legs and joints are positioned and corrected, and then the transmission motor 1032 is started to rotate the transmission shaft 1033, so that the transmission The shaft 1033 drives the screw rod 1035 to rotate, so that the positioning nut 1037 moves from back to front on the screw rod 1035, drives the slider 10310 to move on the slide rod 1039, drives the foot plate 202 to move, and at the same time starts the electric push rod 10311 to adjust the height of the push rod 10312, so that it drives the foot plate 202 to descend and retract. During the movement, the reinforced support rod 207 is moved downward through the movable rotating shaft 208, driving the substitute knee joint to flex and extend, thereby achieving the effect of rehabilitation exercise.

[0034] The above description is only an embodiment of the present application and is not intended to limit the protection scope of the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A knee joint rehabilitation orthosis, comprising a main body and a correction and rehabilitation auxiliary mechanism, characterized in that: The correction and rehabilitation auxiliary mechanism is located above the main mechanism, and the main mechanism includes a counterweight base, a counterweight base and a rehabilitation adjustment component. The counterweight base is fixedly installed on the upper end of the counterweight base, and the rehabilitation adjustment component is located above the counterweight base; The rehabilitation adjustment component includes a mounting groove, a transmission motor and a transmission shaft. The mounting groove is fixedly arranged at the right end of the upper end of the counterweight base, the transmission motor is fixedly installed at the rear end of the inner end of the mounting groove, and the transmission shaft is fixedly installed at the transmission end at the front end of the transmission motor.

2. A knee joint rehabilitation orthosis according to claim 1, characterized in that: The rehabilitation adjustment component also includes a stopper, a screw rod, a mounting block, a positioning nut, a slide groove, a slide rod, a slider, an electric push rod and a push rod, and the stopper is fixedly mounted on the front end of the transmission shaft.

3. A knee joint rehabilitation orthosis according to claim 2, characterized in that: The screw rod is fixedly mounted on the front end of the stopper, the mounting block is fixedly mounted on the front end of the inner end of the mounting groove, the front end of the screw rod is rotatably connected to the mounting block, and the positioning nut is threadedly connected to the outer end of the screw rod.

4. A knee joint rehabilitation orthosis according to claim 3, characterized in that: The slide groove is fixedly arranged at the left end of the upper end of the counterweight base, the slide rod is fixedly installed at the inner end of the slide groove, and the slider is movably installed at the outer end of the slide rod.

5. A knee joint rehabilitation orthosis according to claim 4, characterized in that: The electric push rod is fixedly mounted on the upper ends of the positioning nut and the sliding block, and the pushing rod is fixedly mounted on the transmission end of the upper end of the electric push rod.

6. A knee joint rehabilitation orthosis according to claim 5, characterized in that: The correction and rehabilitation auxiliary mechanism includes a connecting block, a foot plate, a connecting rod, a first strap, a second strap, an L-shaped support rod, a reinforcement support rod, a movable shaft, a connecting support rod, a first Velcro elastic strap and a second Velcro elastic strap. The connecting block is fixedly installed on the upper end of the push rod, the foot plate is movably installed in the middle of the connecting block, the connecting rod is fixedly installed on the left and right ends of the foot plate, and the left and right ends of the connecting rod are rotatably connected to the left and right ends of the connecting block.

7. A knee joint rehabilitation orthosis according to claim 6, characterized in that: The first strap is fixedly mounted on the left end of the footrest, the second strap is fixedly mounted on the right end, and the L-shaped support rod is fixedly mounted on the left and right ends of the front end of the counterweight base plate.

8. A knee joint rehabilitation orthosis according to claim 7, characterized in that: The reinforcement support rod is fixedly installed at the left and right ends of the front end of the connecting block, the movable shaft is movably installed at the front end of the reinforcement support rod, the connecting support rod is fixedly installed at the front end of the movable shaft, the connecting support rod is fixedly connected to the rear end of the L-shaped support rod, the first Velcro elastic band is fixedly installed at the outer end of the connecting support rod, and the second Velcro elastic band is fixedly installed at the outer end of the reinforcement support rod.

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