Auxiliary ankle pump exercise device

Abstract

The invention discloses an auxiliary ankle pump exercise device which comprises a shell, an auxiliary mechanism and a fixing mechanism. The bottom wall of the shell is fixedly connected with a counterweight groove; the auxiliary mechanism comprises sliding rods, a lower sliding seat, guide shafts, an upper sliding seat, a heel fixing assembly and a sole fixing assembly, the guide shafts are rotationally connected to the front ends of the left and right side walls of the shell, annular sliding grooves are formed in the outer arc surfaces of the guide shafts, and the sliding rods are fixedly connected to the upper and lower ends of the left and right side walls of the shell; an upper sliding seat is slidably connected to the exterior of the sliding rod at the upper end, a sole fixing assembly is arranged at the upper end of the upper sliding seat, a lower sliding seat is slidably connected to the exterior of the sliding rod at the lower end, a heel fixing assembly is arranged at the lower end of the lower sliding seat, and the lower end of the upper sliding seat and the upper end of the lower sliding seat are slidably connected into the annular sliding groove; the auxiliary ankle pump exercise exercise device assists dorsal flexion and plantar flexion of the ankle joint and drives the ankle joint to rotate at the same time, and the exercise assisting effect is improved.

Description

Technical Field

[0001] The invention relates to the technical field of medical devices, in particular to a device for assisting ankle pump exercise training. Background Art

[0002] Ankle pump exercise is to drive the contraction and shortening of the triceps surae and tibialis anterior muscles and relax and lengthen them through the dorsiflexion and plantar flexion of the ankle joint. At the same time, through the contraction and relaxation of the muscles, it drives the return of blood and lymph and the perfusion of new blood, thereby strengthening the blood circulation of the entire lower limbs, thereby achieving the purpose of preventing thrombosis.

[0003] Postoperative bedridden patients are a high-risk group for deep vein thrombosis of the lower limbs. Such patients need to do ankle pump exercises more. Some patients need auxiliary ankle pump exercise training devices to assist in ankle pump exercises. However, existing auxiliary ankle pump exercise training devices can only drive patients to perform dorsiflexion and plantar flexion of the ankle joint, but cannot drive ankle joint rotation. The auxiliary effect is poor, and the ankle pump exercise training effect is poor. For this reason, we propose an auxiliary ankle pump exercise training device. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the existing defects and provide an auxiliary ankle pump exercise training device, which assists the dorsiflexion and plantar flexion of the ankle joint while driving the ankle joint to rotate, thereby improving the effect of auxiliary training and effectively solving the problems in the background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: an auxiliary ankle pump exercise training device, comprising a housing, an auxiliary mechanism and a fixing mechanism; Shell: The bottom wall of which is fixedly connected with a counterweight slot; Auxiliary mechanism: It includes a slide bar, a lower slide seat, a guide shaft, an upper slide seat, a heel fixing component and a sole fixing component. The front ends of the left and right side walls of the shell are rotatably connected with the guide shaft, and the outer arc surface of the guide shaft is provided with an annular slide groove. The upper and lower ends of the left and right side walls of the shell are fixedly connected with slide bars, the upper end of the slide bar is externally slidably connected with the upper slide seat, the upper end of the upper slide seat is provided with a sole fixing component, the lower end of the slide bar is externally slidably connected with the lower slide seat, the lower end of the lower slide seat is provided with a heel fixing component, and the lower end of the upper slide seat and the upper end of the lower slide seat are both slidably connected to the inside of the annular slide groove; Fixing mechanism: It is arranged at the front end of the shell, assisting the dorsiflexion and plantar flexion of the ankle joint while driving the rotation of the ankle joint, thereby improving the effect of auxiliary exercise.

[0006] Furthermore, it also includes a control switch, which is arranged on the upper surface of the base, and the input end of the control switch is electrically connected to an external power supply to control the motor.

[0007] Furthermore, the heel fixing assembly includes a telescopic column, a fixed seat and a strap. The lower end of the lower sliding seat is slidably connected to the telescopic column, and the telescopic column is a cylindrical telescopic column. The front end of the telescopic column is fixedly connected to the fixed seat, and a strap is fixedly connected between the left and right ends of the fixed seat to fix the heel.

[0008] Furthermore, the sole fixing assembly includes two telescopic columns, a lower universal seat, a ball, an upper universal seat, a push rod and two straps. The upper end of the upper sliding seat is slidably connected to the two telescopic columns. The two telescopic columns are hexagonal telescopic columns. A ball is provided at the front end of the two telescopic columns. The lower end of the upper universal seat is fixedly connected to the lower universal seat. The upper universal seat and the lower universal seat are rotatably connected to the outside of the ball as a whole. A push rod is provided at the front end of the upper universal seat. Two straps are fixedly connected between the left and right ends of the push rod to fix the sole of the foot.

[0009] Furthermore, the auxiliary mechanism also includes a V-shaped groove and a guide assembly. The rear end of the telescopic column 2 is provided with a guide assembly, and the upper surface of the shell is provided with a V-shaped groove. The guide assembly is slidably connected to the inside of the V-shaped groove, driving the telescopic column 2 to perform linear reciprocating motion forward and backward.

[0010] Furthermore, the guide assembly includes a lower disc, an upper disc and a stud, a stud is provided in the middle of the upper surface of the lower disc, an upper disc is provided on the middle fixing sleeve of the stud, the upper end of the stud passes through the through hole at the rear end of the second telescopic column, a nut is threadedly connected to the upper end of the stud, the stud is slidably connected to the inside of the V-shaped groove, and the top wall of the outer shell is slidably connected between the lower disc and the upper disc, so that the sliding of the stud is more stable.

[0011] Furthermore, the fixing mechanism includes fixing cotton, a base and three straps. The base is placed at the front end of the shell, the front and rear ends of the base are fixedly connected with fixing cotton, and the middle part of the base is fixedly connected with three evenly distributed straps to fix the calf.

[0012] Furthermore, it also includes a driving mechanism, which includes a synchronous pulley 1, a motor and a synchronous pulley 2. The left end fixed sleeve of the guide shaft is provided with a synchronous pulley 1, the left inner wall of the shell is fixedly connected with a motor, the left end fixed sleeve of the output shaft of the motor is provided with a synchronous pulley 1, the synchronous pulley 1 and the synchronous pulley 2 are connected through a synchronous belt transmission, and the input end of the motor is electrically connected to the output end of the control switch to realize the rotation of the guide shaft.

[0013] Furthermore, two limit rods are fixedly connected to the upper and lower ends of the left and right side walls of the shell, and the lower slide seat and the upper slide seat are respectively slidably connected between two adjacent limit rods, so that the sliding of the lower slide seat and the upper slide seat is more stable.

[0014] Compared with the prior art, the beneficial effects of the present invention are: the auxiliary ankle pump exercise training device has the following advantages: The lower slide seat and the upper slide seat are driven by the annular slide groove of the guide shaft to make left and right linear reciprocating motions in opposite directions outside the adjacent slide bars, driving the ankle joint to rotate. At the same time, the telescopic column 2 drives the stud to slide inside the V-shaped slide groove. The telescopic column 2 makes front and back linear reciprocating motions at the upper end of the upper slide seat driven by the stud, driving the ankle joint to dorsiflex and plantar flex, assisting the dorsiflexion and plantar flexion of the ankle joint while driving the ankle joint to rotate, thereby achieving better exercise effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic cross-sectional structural diagram of the housing of the present invention; Figure 3 It is a schematic diagram of the exploded structure enlarged at A of the present invention; Figure 4 It is a schematic structural diagram of the guide assembly of the present invention.

[0016] In the figure: 1 housing, 2 auxiliary mechanism, 21 V-type slide, 22 slide bar, 23 lower slide seat, 24 guide assembly, 241 lower disc, 242 upper disc, 243 stud, 25 guide shaft, 26 upper slide seat, 27 heel fixing assembly, 28 sole fixing assembly, 281 telescopic column II, 282 lower universal seat, 283 ball, 284 upper universal seat, 285 push rod, 286 strap II, 3 driving mechanism, 31 synchronous pulley I, 32 motor, 33 synchronous pulley II, 4 counterweight slot, 5 control switch, 6 fixing mechanism, 61 fixing cotton, 62 base, 63 strap III, 7 limit rod. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figure 1-4 , This embodiment provides a technical solution: an auxiliary ankle pump exercise training device, including a housing 1, an auxiliary mechanism 2 and a fixing mechanism 6; Shell 1: The bottom wall of which is fixedly connected with a counterweight slot 4; Auxiliary mechanism 2: It includes a slide bar 22, a lower slide seat 23, a guide shaft 25, an upper slide seat 26, a heel fixing component 27 and a sole fixing component 28. The front ends of the left and right side walls of the shell 1 are rotatably connected with the guide shaft 25, and the outer arc surface of the guide shaft 25 is provided with an annular slide groove. The upper and lower ends of the left and right side walls of the shell 1 are fixedly connected with the slide bar 22. The upper end of the slide bar 22 is externally slidably connected with the upper slide seat 26. The upper end of the upper slide seat 26 is provided with a sole fixing component 28. The lower end of the slide bar 22 is externally slidably connected with the lower slide seat 23. The lower end of the lower slide seat 23 is provided with a heel fixing component 27. The lower end of the upper slide seat 26 and the upper end of the lower slide seat 23 are both slidably connected to the inside of the annular slide groove. The heel fixing component 27 includes a telescopic column 271 , a fixed seat 272 and a strap 273, the lower end of the lower sliding seat 23 is slidably connected with a telescopic column 271, the telescopic column 271 is a cylindrical telescopic column, the front end of the telescopic column 271 is fixedly connected with the fixed seat 272, and the left and right ends of the fixed seat 272 are fixedly connected with a strap 273, the sole fixing assembly 28 includes a telescopic column 281, a lower universal seat 282, a ball 283, an upper universal seat 284, a push rod 285 and a strap 286, the upper end of the upper sliding seat 26 is slidably connected with a telescopic column 281, the telescopic column 281 is a hexagonal telescopic column, and the front end of the telescopic column 281 is provided with a ball 283, the lower end of the upper universal seat 284 is fixedly connected with the lower universal seat 282, and the upper universal seat 284 and the lower universal seat 282 form an integral body The outer part of the upper universal seat 284 is rotatably connected to the ball 283, and a push rod 285 is provided at the front end of the upper universal seat 284. A strap 286 is fixedly connected between the left and right ends of the push rod 285. The auxiliary mechanism 2 also includes a V-shaped groove 21 and a guide component 24. The rear end of the telescopic column 281 is provided with a guide component 24. The upper surface of the shell 1 is provided with a V-shaped groove 21. The guide component 24 is slidably connected to the inside of the V-shaped groove 21. The guide component 24 includes a lower disc 241, an upper disc 242 and a stud 243. The middle part of the upper surface of the lower disc 241 is provided with a stud 243. The middle part of the stud 243 is fixedly sleeved with an upper disc 242. The upper end of the stud 243 passes through the through hole at the rear end of the telescopic column 281. The upper end of the stud 243 is threadedly connected with a nut. 3 is slidably connected to the inside of the V-shaped slide 21, the top wall of the shell 1 is slidably connected between the lower disc 241 and the upper disc 242, and the upper and lower ends of the left and right side walls of the shell 1 are fixedly connected with two limit rods 7, the lower slide seat 23 and the upper slide seat 26 are respectively slidably connected between the two adjacent limit rods 7, the lower slide seat 23 and the upper slide seat 26 slide in the inside of the annular slide respectively, and the lower slide seat 23 and the upper slide seat 26 respectively make left and right linear reciprocating motions in opposite running directions outside the adjacent slide rods 22 to drive the ankle joint to rotate, the lower slide seat 23 and the upper slide seat 26 are respectively slidably connected between the two adjacent limit rods 7 to prevent the lower slide seat 23 and the upper slide seat 26 from shaking, and at the same time the telescopic column 281 drives the stud 243 to slide in the inside of the V-shaped slide 21,The second telescopic column 281 moves back and forth linearly at the upper end of the upper slide 26 driven by the screw 243. The second telescopic column 281 is a hexagonal telescopic column to prevent the second telescopic column 281 from rotating, driving the ankle joint to perform dorsiflexion and plantar flexion; Fixing mechanism 6: It is arranged at the front end of the shell 1, and the fixing mechanism 6 includes fixing cotton 61, a base 62 and a strap three 63. The base 62 is placed at the front end of the shell 1, and the front and rear ends of the base 62 are fixedly connected with fixing cotton 61, and the middle part of the base 62 is fixedly connected with evenly distributed straps three 63. The patient's calf is fixed to the base 62 through the strap three 63, and the calf passes through two fixing cottons 61 respectively to increase comfort and lift the sole of the foot at the same time.

[0019] Wherein: it also includes a control switch 5, which is arranged on the upper surface of the base 1, and the input end of the control switch 5 is electrically connected to an external power supply.

[0020] Wherein: it also includes a driving mechanism 3, the driving mechanism 3 includes a synchronous pulley 1 31, a motor 32 and a synchronous pulley 2 33, the left end fixed sleeve of the guide shaft 25 is provided with a synchronous pulley 1 31, the left inner wall of the shell 1 is fixedly connected with the motor 32, the left end fixed sleeve of the output shaft of the motor 32 is provided with a synchronous pulley 1 31, the synchronous pulley 1 31 and the synchronous pulley 2 33 are connected through a synchronous belt transmission, the input end of the motor 32 is electrically connected to the output end of the control switch 5, the motor 32 is turned on, the motor 32 drives the synchronous pulley 2 33 to rotate, and drives the synchronous pulley 1 31 and the guide shaft 25 to rotate through the synchronous belt.

[0021] The working principle of the auxiliary ankle pump exercise training device provided by the present invention is as follows: the patient's calf is fixed to the base 62 through the third strap 63, and the calf is passed through two fixing cottons 61 respectively to increase comfort and at the same time raise the sole of the foot, and the heel is fixed to the inside of the fixing seat 272 through the first strap 273, and the first strap 273 is set on the ankle joint, and the sole of the foot is fixed to the front end of the top rod 285 through the second strap 286, and the motor 32 is turned on, and the motor 32 drives the synchronous pulley 2 33 to rotate, and the synchronous pulley 1 31 and the guide shaft 25 are driven to rotate through the synchronous belt, and the lower slide seat 23 and the upper slide seat 26 slide in the inside of the annular slide groove respectively, and the lower slide seat 23 and the upper slide seat 26 respectively make left and right linear reciprocating motions in opposite running directions outside the adjacent slide rods 22, driving the ankle joint to rotate, and the lower slide seat 23 and the upper slide seat 26 are respectively slidably connected between the two adjacent limit rods 7 to prevent the lower slide seat 23 and The upper slide 26 rocks, and at the same time, the telescopic column 281 drives the stud 243 to slide inside the V-shaped slide groove 21. The telescopic column 281 makes a linear reciprocating motion forward and backward at the upper end of the upper slide 26 driven by the stud 243. The telescopic column 281 is a hexagonal telescopic column, which prevents the telescopic column 281 from rotating, and drives the ankle joint to dorsiflex and plantar flex. During dorsiflexion, the telescopic column 281 slides forward on the upper end of the upper slide 26, and the sole of the foot is pushed forward. The sole of the foot is always located inside the top rod 285 and the second strap 286, and the heel moves backward, pushing the telescopic column 1 271 to slide backward at the lower end of the lower slide 23, and the heel is always located inside the fixed seat 272 and the first strap 273, ensuring the effect of auxiliary exercise. Similarly, during plantar flexion, the telescopic column 281 and the telescopic column 1 271 move in opposite directions. Heavy objects can be placed inside the counterweight slot 4 to increase the weight of the shell 1, making the operation more stable and avoiding shaking of the device.

[0022] It is worth noting that the motor 32 disclosed in the above embodiment can be a BYG series motor, and the control switch 5 is provided with a switch button corresponding to the motor 32 for controlling its switching operation.

[0023] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A device for assisting ankle pump exercise, characterized in that: It comprises a housing (1), an auxiliary mechanism (2) and a fixing mechanism (6); Housing (1): a bottom wall of which is fixedly connected to a counterweight groove (4); The auxiliary mechanism (2) comprises a slide bar (22), a lower slide seat (23), a guide shaft (25), an upper slide seat (26), a heel fixing component (27) and a sole fixing component (28). The front ends of the left and right side walls of the shell (1) are rotatably connected to the guide shaft (25). The outer arc surface of the guide shaft (25) is provided with an annular slide groove. The upper and lower ends of the left and right side walls of the shell (1) are fixedly connected to the slide bar (22). The upper end of the slide bar (22) is externally slidably connected to the upper slide seat (26). The upper end of the upper slide seat (26) is provided with a sole fixing component (28). The lower end of the slide bar (22) is externally slidably connected to the lower slide seat (23). The lower end of the lower slide seat (23) is provided with a heel fixing component (27). The lower end of the upper slide seat (26) and the upper end of the lower slide seat (23) are both slidably connected to the inside of the annular slide groove. Fixing mechanism (6): It is arranged at the front end of the housing (1).

2. The ankle pump exercise training device according to claim 1, characterized in that: It also comprises a control switch (5), wherein the control switch (5) is arranged on the upper surface of the base (1), and an input end of the control switch (5) is electrically connected to an external power supply.

3. The ankle pump exercise training device according to claim 1, characterized in that: The heel fixing assembly (27) comprises a telescopic column (271), a fixing seat (272) and a binding strap (273); the lower end of the lower sliding seat (23) is slidably connected to the telescopic column (271); the telescopic column (271) is a cylindrical telescopic column; the front end of the telescopic column (271) is fixedly connected to the fixing seat (272); and the binding strap (273) is fixedly connected between the left and right ends of the fixing seat (272).

4. The ankle pump exercise training device according to claim 1, characterized in that: The sole fixing assembly (28) comprises a second telescopic column (281), a lower universal seat (282), a ball (283), an upper universal seat (284), a push rod (285) and a second binding belt (286). The upper end of the upper sliding seat (26) is slidably connected to the second telescopic column (281). The second telescopic column (281) is a hexagonal telescopic column. The front end of the second telescopic column (281) is provided with a ball (283). The lower end of the upper universal seat (284) is fixedly connected to the lower universal seat (282). The upper universal seat (284) and the lower universal seat (282) are integrally connected to the outside of the ball (283). The front end of the upper universal seat (284) is provided with a push rod (285). The left and right ends of the push rod (285) are fixedly connected to the second binding belt (286).

5. The ankle pump exercise training device according to claim 4, characterized in that: The auxiliary mechanism (2) further comprises a V-shaped slide groove (21) and a guide assembly (24); the rear end of the second telescopic column (281) is provided with a guide assembly (24); the upper surface of the housing (1) is provided with a V-shaped slide groove (21); and the guide assembly (24) is slidably connected to the inside of the V-shaped slide groove (21).

6. The ankle pump exercise assisting device according to claim 5, characterized in that: The guide assembly (24) comprises a lower disc (241), an upper disc (242) and a stud (243); the middle portion of the upper surface of the lower disc (241) is provided with a stud (243); the middle portion of the stud (243) is fixedly sleeved with an upper disc (242); the upper end of the stud (243) passes through a through hole at the rear end of the second telescopic column (281); a nut is threadedly connected to the upper end of the stud (243); the stud (243) is slidably connected to the inside of the V-shaped slide groove (21); and the top wall of the housing (1) is slidably connected between the lower disc (241) and the upper disc (242).

7. The ankle pump exercise training device according to claim 1, characterized in that: The fixing mechanism (6) comprises fixing cotton (61), a base (62) and three binding straps (63); the base (62) is placed at the front end of the housing (1); the fixing cotton (61) is fixedly connected to the front and rear ends of the base (62); and the middle part of the base (62) is fixedly connected to three binding straps (63) evenly distributed.

8. The ankle pump exercise assisting device according to claim 2, characterized in that: The invention also comprises a driving mechanism (3), wherein the driving mechanism (3) comprises a synchronous pulley 1 (31), a motor (32) and a synchronous pulley 2 (33); a fixed sleeve at the left end of the guide shaft (25) is provided with a synchronous pulley 1 (31); a motor (32) is fixedly connected to the left inner wall of the housing (1); a fixed sleeve at the left end of the output shaft of the motor (32) is provided with a synchronous pulley 1 (31); the synchronous pulley 1 (31) and the synchronous pulley 2 (33) are connected via a synchronous belt transmission; and an input end of the motor (32) is electrically connected to an output end of the control switch (5).

9. The ankle pump exercise assisting device according to claim 1, characterized in that: Two limit rods (7) are fixedly connected to the upper and lower ends of the left and right side walls of the housing (1), and the lower sliding seat (23) and the upper sliding seat (26) are respectively slidably connected between two adjacent limit rods (7).

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